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- How to Choose a Die Casting Machine | cameldie.com
This article will teach you how to choose the right die-casting machine, as well as the more popular famous brands of die-casting machines in China and the world. How To Choose A Die Casting Machine As there are many brands of die casting machines, some of them are well-known and not so well-known. Here are a few more well-known brands of die-casting machines. The more famous die casting machine companies in China are LK , Yizumi , Chit Shun , Chinaxjs , Ruida, and so on. Ligin and Yizumi have more domestic use companies, and their brand reputations are better. The more famous ones abroad are Buhler , Fulai, Idra , Toshiba, Ube, and so on. Selection principle of die casting machine: Understand the types and characteristics of die casting machines. Consider the alloy types of die castings and related requirements. The selected die-casting machine should meet the operating conditions and technical requirements of die-casting parts. The selected die-casting machine should have a certain margin in terms of performance, parameters, efficiency, and safety to ensure satisfactory yield, productivity, and safety. Under the premise of ensuring point 4, the reliability and stability of the machine should also be considered, and a die-casting machine with reasonable cost performance should be selected accordingly. For the production scale of die-casting parts with many varieties and small production volume, under the premise of ensuring point (4), compatible specifications should be selected scientifically, so that the required varieties can be covered and the die-casting can be reduced. The number of machines. Among the various technical indicators and performance parameters of the die casting machine, the first thing to pay attention to is the injection performance. In the case of the same or similar specifications, the model with a wide range of injection performance parameters is preferred. When possible, try to equip with mechanized or automated devices, which are beneficial to product quality, production efficiency, safe production, enterprise management, and cost accounting. Evaluate the effect of the selected die-casting machine, including yield, productivity, failure rate, maintenance frequency and workload, performance stability, operational reliability, and safety, etc.
- 9 Failure Mode and Analysis of Aluminum Alloy Die-casting Dies| cameldie.com
Failure Mode and Analysis of Aluminum Alloy Die-casting Dies. Aluminum alloy die-casting dies as bearing high temperature, high pressure, and high-speed aluminum liquid carrier, its working environment is extremely harsh. Failure Mode And Analysis Of Die-casting Dies For Aluminum Alloy The vigorous development of the automobile industry and the need for lightweight, so that Aluminum alloy Die-casting is to the large-scale and complex direction of rapid development. Die-casting dies as the main equipment of Die-casting production is to achieve the basic guarantee of high quality and efficient production of Die-casting, its life directly affects the quality of Die-castings, production, as well as the production cost of enterprises and market competitiveness. At present, in most countries, the low service life of the Aluminum alloy Die-casting dies problem becomes the main factor that restricts the further development of die-casting industry, the failure mode of Aluminum alloy die-casting dies is more problematic. 1. Working environment of Aluminum alloy Die-casting dies Aluminum alloy Die-casting dies as a carrier of high temperature, high pressure, high speed Aluminum liquid, its working environment is extremely harsh. When working, the cavity surface is repeatedly flushed by the Aluminum liquid, the specific pressure is more than 40MPa, the inner sprue speed is 30~65m/s, the mold cavity surface temperature can reach 1112°F or more instantly, and after opening the mold, the mold cavity surface temperature drops sharply due to spraying and other reasons. This kind of hot and cold alternating effect in the die-casting cycle repeatedly, making the mold cavity surface temperature changes dramatically. 2. Failure mode and analysis of Die-casting dies According to the field statistics, the common failure forms of Die-casting dies are cracked, cracking, erosion, adhesion, and deformation, etc. Among them, cracked, cracking, erosion, and adhesion mainly occur in the mold cavity surface. (1) Cracked: In each Die-casting cycle, due to the existence of intense heat exchange, the mold temperature changes dramatically, the resulting thermal stress leads to thermal fatigue on the surface of the mold cavity, forming micro cracks. With the increase of Die-casting cycle, the micro-cracks further expand and form crack. This is the main mode of Die-casting dies failure field. (2) Cracking: In the Die-casting production, in addition to thermal stress, due to the high-pressure impact of Aluminum, in the mold internal also produced other stresses. When these stresses exceed the fatigue limit of the mold material will produce cracking, especially easy to produce stress concentration of the sharp corner parts, the possibility of cracking is greater. In addition, if the stress generated during the processing of the mold is not completely eliminated, the mold is more likely to crack. (3) Erosion: Aluminum high speed filling cavity friction heat, so that the surface temperature of the area on the surface of the mold cavity towards the inner sprue, coupled with the violent impact of Aluminum, so the surface protection layer of this part is easy to be destroyed. The Aluminum solution further reacts with the exposed metal substrate to produce harder compounds. In the process of removing these compounds, it is easy to take away the substrate material and expose the fresh surface, and so on, intensifying the damage of the cavity surface, forming a serious erosion. (4) Adhesion: Pressure injection, the instantaneous temperature of the cavity surface at 1112°F. above, at this time, the affinity between the mold material and Aluminum liquid, strong adhesion, easy to form cavity adhesion. (5) Deformation: In the Die-casting process, Die-casting dies to withstand the clamping force, injection backpressure, and other stresses, if the template stiffness is not enough, the mold in these stresses under the long-term role of bending deformation. (6) Movement Obstacle: In Die-casting production, the temperature difference between inside and outside the mold, resulting in different thermal deformation of each part of the mold. Different heat deformation amount leads to different changes in the size of each part of the mold, thus changing the fit relationship between the mold parts. This change of fit relationship may cause significant movement obstruction of the mold parts with relative movement. LINKS: 1. How to Extend The Service Life Of Die-casting Tools 2. How to Choose Steel For Die Casting Mold 3. Steps Of Design Of Die-casting Dies (HPDC Mold) 4. Specification Of Die-casting Dies 5. Die Casting Mold From CAMEL DIE LIMITED 6. Introduction Of Aluminum Alloy Die Casting Mold contact
- About CAMEL Team | cameldie.com
CAMEL DIE Team(Photo & Details) SHENZHEN CAMEL DIE LIMITED MANAGEMENT TEAM Chief Executive Officer Simon Rain is one of CAMEL's founders, has 20 years of experience in the mold industry, specializing in mold designing, project management, and factory management. Name: Simon Rain Email: simon@cameldie.com Phone: +86 18923766315 Managing Director One of the founders of CAMEL DIE has 13 years of marketing development, customer service, and company management experience Welcome to contact with me about any of strategic cooperation. Or any complaints about the quality and service of our product. Name: Leo S.Tian Email: leo@cameldie.com Phone: +86 18948310091 Chief Financial Officer Participate in formulating the company's medium and long-term development strategy and annual work plan, 10 years of finance experience; It is my pleasure to join CAMEL in 2019. Name: Copper Email: sales@cameldie.com Phone: +86-755-83440917 Project Manager Ten years ago, I joined CAMEL as a mold designer, and now I am a project manager after managing many different famous projects from North America and West Europe. My next goal is to have a project management system be more intelligent and effective continuously, reduce the error rate and speed up manufacturing. Name: Hedy Email: sales@cameldie.com Phone: +86-755-83440917 Engineer Manager In August of 2016, I joined CAMEL Die Limited as the design leader for die-casting molds, mainly responsible for the die casting mold quotations, project development, mold design, personnel management, after-sales service, corporate design standard drafting, document management, etc. Name: Mankiw. Xu Email: sales@cameldie.com Phone: +86-755-83440917 Overseas Manager Originally from Canada, having travelled extensively and gaiend invaluable experience in business development and sales. In the die casting mold indsutry for 10 years, working with our HQ in China. Based out of Nashville, TN for convenient travel and communcation with our current and prospective customers. Name: Chris Furlong Email: sales@cameldie.com Phone: +1 615 968 3002
- Zinc Alloy Die Casting Mold | cameldie.com
Zinc alloy is the main material for zinc die casting mold. such as Zamak #3 ZINC DIE CASTING MOLDS 1/1
- Contact Us | 深圳市凯默实业有限公司
HEADQUARTER (SHENZHEN) Add: No.311, Chengtou Business Building, Qinglin West Road, Longgang District, Shenzhen, CHINA 518172 Tel:+86-755-83440917 FACTORY (HUIZHOU) Add: Floor 1-2, Building 3, Zone D, QiaoSheng Industrial park, Lilin Town, Zhongkai high-tech zone, Huizhou City, CHINA 516235 Tel:400-0865-816 COMPANY ADDRESS HEADQUARTER (SHENZHEN Camel Die) Add: Longgang District, Shenzhen, CHINA Tel: +86-18923766315 Email: sales@cameldie.com FACTORY (HUIZHOU Camel Die) Add: Zhongkai high-tech zone, Huizhou City, CHINA Tel: +86- 18923766315 Email: sales@cameldie.com HongKong OFFICE(HK) A dd: UNIT NO.15 ON 19TH FLOOR ONE MIDTOWN NO.11 HOI SHING ROAD TSUEN WAN NEW TERRITORIE Tel: +86 18126102460 +852 84818010 Email : sales@cameldie.com Submit Thank you! We will contact you sooner.
- How does Cold-chamber Die Casting Machine Work | cameldie.com
This article will explain the working principle and correct operation method of cold-chamber die casting machine How does cold-chamber die casting machine work During operation, the pressure chamber is placed vertically, and the upper punch is above the pressure chamber, and the lower punch is located at the position where the nozzle orifice is blocked, to prevent molten metal from pouring into the pressure chamber and flowing into the nozzle hole by itself. The opening and closing movements of the mold move horizontally. After the mold is opened, the die casting remains in the movable mold. The working steps of the cold chamber die casting machine are as follows: Close the mold. Pour molten metal into the press chamber manually or by other means. The upper punch moves down at a lower injection speed and enters the pressure chamber until it just touches the molten metal surface. When the upper punch is turned to a higher injection speed and pressed down, the lower punch and the upper punch will move down synchronously while maintaining the relative distance between the upper punch and the molten metal. When the lower punch moves down to let out the nozzle orifice, it just descends to the nozzle part and is supported, therefore, the upper and lower punches squeeze the molten metal at high speed to the nozzle hole (part of the sprue) injection. The molten metal is filled into the mold cavity from the inner gate through the sprue composed of the nozzle, the sprue sleeve, the tapered hole of the fixed mold, and the diverter. After the filling is completed, the upper punch can still maintain a certain pressure until the molten metal in the cavity is completely solidified into the die casting 1, and the molten metal in the runner and the pressure chamber solidifies into the direct gate and the remaining material respectively cake. The upper punch lifts and resets; at the same time, the lower punch moves upwards to cut away the remaining cake that is still connected to the straight gate. The lower punch continues to rise, lift the remaining cake out of the top surface of the pressure chamber, and then take it away manually or by other means. Move the lower punch down and reset to block the nozzle orifice. Open the mold, the die-casting part and the straight gate remain on the movable mold together, and then eject and take out the die-casting part; once the remaining material cake is cut away, the mold opening action can be executed immediately, or it can be executed at an appropriate time, Has nothing to do with the movement of the lower punch to complete the lifting and resetting.
- 9 Steps Of Die Casting Die(HPDC Mold) Design III | cameldie.com
At last, steps 7-9 of die casting mold design are on this page. Steps Of Die Casting Die(HPDC Mold) Design III Die casting mold design, We often said as design of die casting dies or die casting die design. Also, Which be called die casting mould design in some countries. The basic die casting die design steps are summarized as follows: 1. Understand and determine the task 2. Design preparation 3. Select the parting surface and die casting system 4. Choose the die casting equipment 5. Determine the appropriate mold structure and draw the mold assembly sketch * 6. Calculation and verification of relevant parameters * 7. Draw the die casting mold pattern * 8. Proofreading and review * 9. Organize and archive design materials At last, The steps 7-9 of die casting mold design on this page. STEPS OF DIE CASTING DIE(HPDC MOLD) DESIGN III 7. Draw the die casting mold pattern * 7 Draw according to the national drawing standards, sometimes combined with factory custom drawing methods that are not specified by the national standards 1) Draw a die-casting drawing Before drawing the mold assembly drawing, the die-casting drawing should be drawn, and it should meet the requirements of the part drawing and process data. The size guaranteed by the next process should be marked with the words "process size" on the drawing. If after die-casting, except for repairing the burrs, no other machining is performed, then the process drawing is exactly the same as the part drawing. It is best to mark the part number, name, material, material shrinkage rate, drawing ratio, etc. under the die-casting drawing. Die casting drawing and material shrinkage are usually drawn on the mold assembly drawing. 2) Draw the mold assembly structure diagram The die-casting mold assembly drawing reflects the assembly relationship between the parts, the shape and size of the main parts and the working principle of die-casting. When drawing the mold assembly drawing, try to use a 1:1 ratio, first start drawing from the cavity, and draw the main view and other views at the same time. Code all the part numbers in order, and fill in the detailed list, marking the technical requirements and instructions for use. The mold assembly drawing should include the following: the structure of the pouring system and the overflow system, the position of the parting surface and the method of parting and taking parts, the shape of the mold and the positioning of all connecting parts, the position of the guide, the overall size of the mold, auxiliary tools ( Picking and unloading tools, calibration tools, etc.), related technical instructions, etc. 3) Draw a part drawing In addition to standard parts, all mold parts that need to be self-made should be separately drawn to meet the requirements of mechanical drawing specifications to meet the requirements of delivery processing; the drawing number of the part drawing should be consistent with the part drawing number in the assembly drawing so that it is easy to check the reason The sequence of disassembling and drawing parts of the mold assembly drawing should be: first inside and then outside, first complicated and then simple, first dismantling and drawing forming parts, and then dismantling and drawing structural parts. Graphics requirements: draw according to scale, allowing zoom in or zoom out. The view selection is reasonable, the projection is correct, and the layout is appropriate. In order to make the processing personnel easy to understand and easy to assemble, the graphics should be as consistent as possible with the assembly drawing, and the graphics should be clear. The dimensioning requirements are unified, centralized, orderly, and complete. The order of dimensioning is: first mark the main part dimensions and draft angle, then mark the matching dimensions, and then mark all the dimensions. Mark the mating dimensions first on the non-main parts drawings, and then mark all the dimensions. Other content, such as part name, mold drawing number, material designation, heat treatment, and hardness requirements, surface treatment, graphic ratio, processing accuracy of free size, technical description, etc. must be filled in correctly. 8. Proofreading and review * 8 Check the view positions of all parts drawings and assembly drawings, whether the projection is correct, and whether the drawing method meets the national standards of drawing. Whether the placement of each mold part on the assembly drawing is appropriate and whether it is clearly indicated; whether the part number, name, and production quantity on the part drawing are omitted, whether it is a standard part or a non-standard part; the material, heat treatment, surface treatment, and surface of the mold part Whether the degree of finishing is marked and clearly described; the working size and matching size figures should be correct and no missing size. Check the processing performance (whether the geometric structure of all parts, drawing methods, dimensions, etc. are conducive to processing); whether the position of the parting surface and the precision of finishing meet the needs, and whether there will be flashing. After opening the mold, can it be ensured that the die-casting parts remain on the side of the mold with the ejector device, whether the demolding method is correct, whether the size, position, and quantity of the push rod (push tube) are appropriate, and whether the push plate will be stuck by the core, Will it scratch the die casting parts. Whether the location, size, and quantity of the flow line of the cooling medium are appropriate; whether the location and size of the pouring system and the overflow system are appropriate. When the die casting part has an undercut, whether the mechanism for removing the undercut is appropriate, such as whether the slider and push rod in the inclined pin core pulling mechanism interfere with each other. 9. Organize and archive design materials 9 From the beginning to the success of mold design processing and inspection, the technical data generated during this period, such as the task book, the part drawing, the technical manual, the mold assembly drawing, the mold part drawing, the base drawing, the mold design manual, and the inspection record sheet, Trial and repair records, etc., are sorted, bound, numbered and archived according to regulations. Link to: STEPS OF DIE CASTING DIE(HPDC MOLD) DESIGN I Link to: STEPS OF DIE CASTING DIE(HPDC MOLD) DESGIN II contact
- How to Choose Steel For Die Casting Mold | cameldie.com
On this page, you will learn about the types of common die-casting mold steels and their corresponding functions How To Choose Steel For Die Casting Molds What feature of die casting mold steel? Die casting mold steel has the characteristics of high production efficiency, short production process, high casting finish and strength, less machining allowance, and metal material saving. It can produce a good surface and internal quality stably and efficiently. The mold material is required to have high strength, hardness, and thermal stability, especially high thermal strength, thermal fatigue, toughness and wear resistance. Die casting mold generally use hot mold steel H13, SKD61, 8407, 8418. We recommend the steels from these two companies: https://www.swiss-steel.com/ https://www.lkm.com.cn/tool_steel_advantage.php The following requirements when selecting die casting mold steel: Working conditions of the die casting mold The working conditions of die-casting molds are very harsh compared with other molds. Because of different die-casting metals, they have to withstand a high pressure of 150-500MPa. It is often in contact with molten metal at 300℃~1000℃ when working, and the pouring temperature of different die-casting alloys is also different. And the heating and cooling are repeated continuously, and the temperature gradient along the cross-section is very large. When the mold cavity with molten metal injected at a high speed of 150m/s~70m/s, severe wear will occur. Under the action of liquid metal erosion, the metal is easy to adhere to the surface of the mold cavity, and even penetrate into the mold surface to corrode the mold. Other requirements of die casting mold steel Pressure casting can cast parts with complex shapes, high precision, small surface roughness, and good mechanical properties. Therefore, the die-casting mold steel should have the following requirements as below: Greater high-temperature strength and toughness Excellent high temperature wear resistance, oxidation resistance, and tempering resistance stability Good thermal fatigue performance High resistance to melt damage Good hardenability, small heat treatment distortion Good machinability and grinding properties The internal structure of the material is uniform without defects Principles for the selection of die casting mold materials It can meet the requirements of the working conditions of the die-cast material. The mold size is determined according to the size of the die-cast part. Large and medium-sized precision die-casting molds should be made of steel with good processing performance, reliable performance, and long mold life. Free Quote & Part Analysis → H13 die casting mold steel H13 is hot die steel, which is formed by adding alloying elements on the basis of carbon steel. H13 die steel is used to manufacture forging dies with high impact load, hot extrusion dies, precision forging dies; die-casting dies for aluminum, copper, and their alloys. 8407 die casting mold steel 8407 is mainly used for various metal die-casting molds, high-quality plastic injection molds. Such as engine molds, automobile lamp molds, etc. In die-casting molds, 8407 steel can be used for mold inserts, cores, cavities, gates, plungers, sleeves, etc. ASSAB 8407 The advantages of 8407: excellent thermal shock resistance and crack resistance, high-temperature strength, regardless of size, toughness, and ductility, high isotropy, excellent workability, and polishability, excellent hardenability, good heat treatment size Stability, and improvement of mold life. SKD61 die casting mold steel SKD61 has good toughness and high-temperature fatigue resistance, can withstand temperature fusion, is suitable for long-term work at high temperatures, and has good cutting performance and polishing performance. It is suitable for making aluminum, zinc, copper alloy die-casting molds, etc.; it is an ideal material for making ejector pins and barrels. 8418 die casting mold steel 8418 has excellent resistance to thermal fatigue cracking, thermal shock cracking, thermal wear, and plastic deformation. These unique properties make it the best choice for die-casting die steel. Used for zinc, magnesium, aluminum, titanium alloys die casting mold, etc. ASSAB 8418 has the following characteristics: 1. Excellent toughness, ductility, and homogeneity 2. Excellent anti-tempering softening performance 3. Excellent high-temperature strength 4. Excellent hardenability 5. Excellent heat treatment dimensional stability and plating performance How to improve mold life of die casting mold steel: 1.After heat treatment, the die-casting mold steel can ensure its required strength, hardness, stability, thermal fatigue resistance, and material cutting performance. 2.Strengthening the surface of die-casting die steel is currently the most effective way to extend the mold life of die-casting die steel. There are three main types of surface strengthening: It is not changing the surface chemical composition, laser phase change hardening, etc. It is changing the surface chemical composition, nitriding, etc. It is forming a covering layer on the surface, processing by vapor deposition technology, etc. By adjusting the general heat treatment process, the strength and toughness of steel can be effectively improved, and the mold surface can be given high hardness, wear, and corrosion resistance, seizure resistance, low friction coefficient, and many other excellent properties, so that the service life of die casting mold steel can be increased several times or even dozens of times. contact
- How To Extend The Life Of Die Casting Dies | cameldie.com
Die-casting die life and material, design, manufacturing, and maintenance have a close relationship. In the actual application, we found that the influence of die-casting die life of each Factors accounted for the proportion of roughly as follows: mold design and manufacture How to extend the life of die casting dies The service life of die-casting dies is closely related to the material, design, manufacture, and maintenance. In the actual application, we found, affect the die-casting dies life of the proportion of each element is rough as follows: mold design and manufacturing about 80%; including mold materials about 10% ~ 15%; mold use and maintenance and maintenance of about 5% ~ 10%. Take the following measures is to avoid die-casting mold failure, improve its life effective method. 1. Mold material 2. Mold design 3. Mold manufacturing 4. Heat treatment of the mold 5. Use and maintenance of the mold 1. Mold material 1 Die cavity material should be selected with the excellent overall performance of the hot work mold steel. Try to use finer grain, isotropic good, good heat treatment performance of the material as the mold cavity material. At present, the domestic common use SK61, DACS5, 8407, and other imported materials as mold cavity materials. Before the mold material is put into processing, the appearance inspection, metallographic inspection, and ultrasonic flaw inspection should be used to check the material to avoid using defective material, which will cause early scrap of the mold. 2. Mold design 2 (1) Pouring system design The pouring system design is the core part of die casting mold design, especially the position and size of the inner sprue. When choosing the location of the inner sprue, try to avoid the frontal impact of the aluminum liquid on the core, in order to reduce the generation of erosion. In the case of ensuring that the casting is well-formed, increase the cross-sectional area of the inner sprue, so that the aluminum liquid enters the cavity in the form of laminar flow, thus reducing the speed of the inner sprue and reducing the impact of the aluminum liquid on the cavity. (2)Forming parts design As far as possible to avoid sharp corners, in order to prevent the corresponding parts of the mold due to stress concentration and cracking. The unavoidable vulnerable parts, such as the slender core, should be used in a reasonable patchwork structure, so as to facilitate timely replacement when damaged. (3)Formwork design Determine the appropriate thickness of the template, so that it has sufficient rigidity and strength to effectively resist bending deformation. In the template, especially the structure design of the moving mold template, the integral template instead of the traditional support plate and through the template, is conducive to improving the overall bearing capacity of the die casting mold. (4)Design of guiding parts First of all, each guide part should choose the correct tolerance fit and surface roughness level. Second, improve the structure of the guiding parts, such as with the slider with the side and bottom surface into easy to replace the guide slip, while the guide slip chooses to wear resistance and thermal expansion of better alloy materials. (5) Easy to replace the design of maintenance For the easily damaged core and sliding fit parts, design the structure to facilitate rapid replacement and maintenance. Such as the core from the step-type fixed structure to the screw-type connection structure. (6) Maintain the thermal balance of the mold Reasonable design of cooling system to ensure the overall thermal balance of the mold. If conditions permit, you can choose to configure the mold temperature balancing system. (7)Apply CAD/ CAE technology CAE simulation analysis is carried out to determine the distribution of temperature field, flow field, and stress field of the mold after the preliminary design has been completed. And on this basis, the mold design optimization, in order to improve the overall quality of mold design, so as to improve the die casting mold life to provide a strong guarantee. 3. Mold manufacturing 3 (1)Develop reasonable processing technology The machining process of the mold is the link that directly affects the life of the mold and needs to pay attention to the details of the process. For example: choose the appropriate processing benchmark, it is best to unify the parts of the processing benchmark, in order to reduce the cumulative error; two-sided butt method of processing longer cooling water hole, in order to ensure the smooth surface of the water hole at the same time, should also pay attention to ensure its coaxial, to avoid stress concentration and cracking; comprehensive use of CAD / CAM technology, improve the accuracy of processing, etc. (2)Electric discharge machining EDM is widely used in mold manufacturing. After EDM, a hardened layer appears on the surface of the cavity. The thickness of the hardened layer is determined by the current intensity and frequency of machining, which is deeper for rough machining and shallower for finishing.2 No matter how deep or shallow the hardened layer is, it will produce large stress on the surface of the mold. Therefore, the hardened layer should be eliminated or stress relieved by high-frequency EDM and other technological measures. (3) Grinding The large amount of frictional heat generated by grinding may soften the surface of the mold and reduce its ability to resist thermal fatigue, thus causing early failure of the mold. Therefore, when grinding, the amount of coolant should be moderate, and avoid excessive grinding volume and feed to avoid fine cracks in grinding. (4)Weld repair Welding is a common means of repairing mold processing errors. When welding, the surface is thoroughly cleaned and dried, the mold is preheated to 440~460℃ together with the welding rod, and after the surface of the mold is at the same temperature as the heart, the welding is carried out under protective gas. After the repair is completed, temper once at a temperature 50~80 below the original tempering temperature to eliminate stress. (5)Polishing Focus on polishing the narrow seams and deep grooves in the cavity to ensure that the overall roughness of the cavity reaches 0.2um, so as to reduce the flow resistance of the cavity surface and improve its resistance to galling and fatigue. 4. Heat treatment of the mold 4 (1)Quenching and tempering Vacuum quenching can effectively prevent the cavity surface decarburization and carbonization, reduce the early cracking of the mold caused by inadequate dissolution of carbide during heat treatment. After vacuum quenching, 2~4 times tempering is required. In general, the larger the mold, the higher the quenching temperature, and the lower the tempering temperature. (2)Stress relief tempering The new mold in the mold after passing the test should be tempered to eliminate stress. (3)Nitriding Nitriding treatment of cavity surface can improve the ability of mold surface to resist wear, adhesion, and thermal fatigue. After the new mold is qualified, the first nitriding is carried out. In the process of use, the timing of nitriding is determined according to the specific maintenance procedures and the condition of the mold. When nitriding, the hardness of the nitriding substrate should be between 35~43HRC, and the thickness of the nitriding layer should not exceed 0.15mm, and attention should be paid to the cleanliness of the nitriding surface to ensure the uniformity of the nitriding layer. When the cracking of the mold is serious, nitriding is not suitable. 5. Use and maintenance of the mold 5 (1)Reasonable setting of die-casting process parameters Under the premise of ensuring the quality of the castings, try to reduce the pouring temperature of the aluminum liquid, injection speed and injection pressure, shorten the high temperature holding time, especially to eliminate the practice of relying solely on increasing the injection pressure to improve the quality of the castings. In addition, you can use the parameter tester to seek the best combination between the parameters. (2) Evenly preheat the mold Avoid using the gas heating method to preheat the mold to prevent different thermal expansion of each part due to uneven preheating. It is better to preheat the mold with the oil temperature of the mold temperature machine. In the case of no mold temperature machine, can use the method of several molds before test pressing, rely on aluminum liquid preheat mold cavity. (3)Spraying evenly Focus on spraying the deep cavity of the mold, and at the same time, pay attention to avoid long-time spraying. (4)Keep the heat balance of the mold Regularly check and clean the cooling system to prevent the cooling water channel from being blocked, so as to ensure a stable mold temperature. (5)Timely mold inspection Pay attention to check whether there are cracks, crazing, and erosion on the mold surface. If these conditions appear, it is necessary to use the method of welding repair in time. If the nitriding layer on the surface of the mold cavity is partially damaged, the nitriding treatment should be carried out again. (6) Periodic stress relief tempering This is an effective method to retard cracking. According to the size and complexity of the mold to determine the time interval of stress-relieving tempering. In general, the aluminum alloy die casting mold in the first batch production 5000 ~ 8000 times, after every 10000 ~ 15000 times for stress relief treatment. However, if the mold cracking is serious, it is not suitable to carry out stress relief tempering, so as not to intensify the expansion of cracks. (7)The mold maintenance when stopping During the production, when stopping temporarily, you can reduce the cooling water flow and let the mold cool slowly. If it is stopped for a long time, the mold must be thoroughly cleaned and maintained and put into storage after passing the inspection. (8) Operation training Pay full attention to the operator's work training, to eliminate the mold damage caused by improper operation. Conclusion: Improving the life of aluminum alloy die-casting mold is a comprehensive technical issue. In the actual application, comprehensive consideration of the role of the influencing factors, and take targeted measures, it is possible to improve the service life of aluminum alloy die-casting dies. contact
- Magnesium Die Casting Mold Design | cameldie.com
magnesium die casting molds show-3 MAGNESIUM DIE CASTING MOLD DESIGN PRODUCT PARAMETERS Product Material: AZ91D Product Size (LxWxH): 134x52x43mm Qty Of Cavity: 1Qty Of Slider: 1 Mold Type: 2-Plate mold Machine Tons: 300Ton Mold Size (mm): 450x350x470 Lead Time: 28 days
- About Us | SHENZHEN CAMEL DIE LIMITED
CAMEL was founded in 2009, With over 12 years of mold manufacturing and cooperation with many famous companies, like GE, Boeing, Whirlpool, Harman/Kardon, Parker Hannifin, Bentley, Lotus Cars(UK), Range Rover, Jaguar, Mercedes-Benz, BMW, BRP, Audi, Nissan, Honda from automotive, appliance, aerospace, etc. Our Corporate Culture Stable as a Camel—just like we always say. PHILOSOPHY Customer-Centric: We always prioritize our customers' needs, providing the most suitable solutions through professional analysis. Our Mission and Values Innovation and Dignity: We continuously drive technological innovation while enhancing our employees' working environment and dignity, transforming the industry's status quo. Proactive and Ambitious: We encourage our employees to face challenges head-on, constantly improve, and bravely accept new challenges. Respect and Collaboration: We foster a work atmosphere based on mutual respect, promoting team collaboration and supply chain harmony. Passionate Service: We serve every customer and partner with a passionate attitude, creating a friendly and open company image. Corporate Video Hub Engineering Department Mold Manufacturing Workshop Trial Production & Mold Testing Department Robotic Electrode Manufacturing Cell Robotic Electrode CMM Cell Our Team
- 9 Steps Of Die Casting Die(HPDC Mold) Design II | cameldie.com
This page Introduces steps 4-5 of die casting mold design on this page. Steps Of Die Casting Die(HPDC Mold) Design II Die casting mold design, We often said as design of die casting dies or die casting die design. Also, Which be called die casting mould design in some countries. The basic die casting die design steps are summarized as follows: 1. Understand and determine the task 2. Design preparation 3. Select the parting surface and die casting system 4. Choose the die casting equipment 5. Determine the appropriate mold structure and draw the mold assembly sketch * 6. Calculation and verification of relevant parameters * 7. Draw the die casting mold pattern * 8. Proofreading and review * 9. Organize and archive design materials Next, Introduces steps 4-5 of die casting mold design on this page. STEPS OF DIE CASTING DIE(HPDC MOLD) DESIGN II 4. Choose the die casting equipment 4 Dies design is carried out according to the type of die casting equipment, so it is necessary to be familiar with the performance, specifications, and characteristics of various die-casting equipment. For die casting machines, the following should be understood in terms of specifications: clamping force, pressure chamber capacity, injection pressure, mold opening stroke, mold opening force and ejection force, mold installation dimensions, ejection device and its size, die casting machine Gate displacement distance, gate sleeve positioning ring size, mold maximum, and minimum thickness, installation matching size, etc. According to the quality of the die casting and the total projected area of the die casting on the parting surface, the required clamping force is calculated, and the overall dimensions of the die are preliminarily estimated. Combined with the actual die casting machine situation of the die casting production unit, the die casting machine is initially selected. 5. Determine the appropriate mold structure and draw the mold assembly sketch * 5 The main content of this part includes (1) The form of the gating system and the overflow system, including the sprue, the runner, and the position, shape, and size of the inner gate, as well as the exhaust overflow method, etc. (2) The structure of the formed part (3) The demolding method of die castings, the method and sequence of mold opening, the selection and design of the ejection mechanism, etc. (4) The structure of the main parts and the ruler and the required installation cooperation relationship (5) Selection of mold base, combination design of supporting and connecting parts (6) Cooling and heating method and mold temperature adjustment system When determining the structure of the die-casting mold, the following conditions should be considered (1) Each structural element in the mold should have sufficient rigidity to withstand the clamping force and the back pressure during liquid metal filling without deformation. All parts in contact with molten metal should be heat-resistant die steel. (2) Try to prevent the molten metal from impacting or scouring the core from the front to avoid erosion at the inflow of the inner gate. When the above situation is unavoidable, the eroded part should be made into a block type so that it can be replaced frequently. It is also possible to use a larger internal gate section and maintain the thermal balance of the mold to improve the life of the mold. (3) Reasonably choose the combination of mold inserts to avoid sharp corners and sharp splits to meet the requirements of heat treatment. The push rod and core hole should keep a certain distance from the edge of the insert to avoid weakening the strength of the insert. The fragile parts of the mold should also consider the inlay structure for easy replacement. (4) After splicing at the forming part, it is easy to leave splicing marks on the die casting. The location of splicing marks should consider the aesthetics and performance of the die casting. (5) The size of the mold should correspond to the selected die-casting machine. Drawing a sketch of the mold structure can check the coordination relationship between the considered structures. For inexperienced designers, this sketch is used to solicit the opinions of mold manufacturing and mold operators so as to introduce their rich practical experience into the design. 6. Calculation and verification of relevant parameters * 6 (1) Calculate the working size of the formed part; (2) Calculate and verify the thickness of the side wall and bottom plate of the formed part cavity to determine the size of the template; (3) Calculate core-pulling force, core-pulling distance, mold-opening stroke required for core-pulling, and size of related core-pulling parts such as diagonal pins; (4) Check of push rod compression instability; (5) Calculate the temperature adjustment system parameters; (6) Checking the relevant parameters of the die casting machine Link to: STEPS OF DIE CASTING DIE(HPDC MOLD) DESIGN I Link to: STEPS OF DIE CASTING DIE(HPDC MOLD) DESIGN III contact

