You must figure out the Disposable medical device mould of the tongue in the profile, and select the entity of the next and the next tongue, and then the computer is arranged in order from the beginning to the end in its database. The amount of thermal shrinkage is important. The second rounded value can be displayed on the computer display and marked next to the corresponding die hole size, so as to comprehensively evaluate the length of the work belt without Look up from the database because the computer has determined the reasonable layout of the die holes, which provides favorable conditions for the modification of the work belt. after drawing the geometric shape of the cross-section It’s quick and easy.Introduction Extrusion technology is a younger technology compared to rolling and forging, but it has a history of more than 200 years.

Machining the die hole working belt on the CN EDM wire cutting machine, cutting the graphite electrode on the CN graphite forming machine, and then processing the die exit belt on the CN EDM forming machine and forming different working belt lengths. When extruding flat, wide, thin-walled profiles (such as wall panels) with a simple single-hole die (plane die), the size of the die hole in the middle of the profile must be larger than that of the periphery (see

, the width W and width-to-thickness ratio W/t of the profile are different , Sometimes even as large as 3~4mm) Whether it is a single line or a variety of lines, the size of the die hole is gradually reduced from the center to the end of the profile. If the offset is not compensated, errors will occur in the wall thickness of the profile at the tail of the die tongue. After the length is calculated, they should be comprehensively analyzed and evaluated to see if the difference between them exceeds the allowable range

. The length is precisely calculated, so the calculated value can be rounded to the decimal point. The more complicated the die tongue, the more advantageous it is to use computer-specific software to locate and compensate for the correction.   In addition, the design of the die hole size also needs to consider the compensation of the shrinkage of the profile cross section during stretching and straightening. Comprehensive analysis of the stress and strain fields and temperature and velocity fields of the middle mold makes the mold production a controllable process.

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AUrightsreserved. From the stamping processability to the rebound of the bent parts, it is difficult to guarantee a successful use of steel mold casting molds.

This alloy can be used repeatedly for many times, so that the cost of the mold is greatly reduced. The product drawings are in line with, and pass the China Medical Device Mould Company sample inspection. It has been considered as a relatively reasonable, simple, fast, and economical mold in a wide range of applications. trim. When the sample is produced, there must be a certain draft slope, generally 3°, it is strictly prohibited to pull out, otherwise it will be difficult to remove the sample from the mold after the alloy is cooled. In addition, it can also process some parts that do not require high surface quality, such as front and rear enclosures.   Facilitates the stamping process test.

The main classifications are: Zinc-based alloys, lead-based alloys and bismuth-based alloys. Because the sample is manufactured according to the size of the part, when it is placed in a low-melting alloy with a higher temperature, the sample must be thermally expanded, and the shrinkage of the sample shrinkage is added after the alloy cools and expands. Low-melting alloy molds are made by making samples, and the mold surface is cast at one time, without machining, especially for some complex and large molds, without using machining equipment,

the mold making process is greatly simplified, thereby reducing the Mold manufacturing difficulty. Since small holes are drilled inside and outside the inner retaining wall of the sample, when the sample is pressed, the molten alloy flows from the molten pool into the inner cavity of the sample to form a punch and a blank holder. Samples can be knocked out with steel plates or pasted with glass cloth, or even coated with high temperature resistant glue after being made of paper pulp. The low melting point alloy has good fluidity after heating and melting, and can be shaped arbitrarily according to the molding sample.

and other models of inner and outer cover parts were processed, and the task was quickly completed, and laid the stamping process foundation for the future formal application of steel molds (continued from page 29) 0.

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Use Scale to enlarge Plastic Infusion Apparatus Parts Suppliers-like model to compensate for the cooling shrinkage of the bottle after it is out of the mold. Because the weight of the bottle is solid, its volume is also solid. Using UG16. Using the UG function of UG, the bottle solid model is converted into a mold cavity.8.

Beverage bottle mold design and processing method When the high-pressure air is injected into the preform, the preform expands rapidly around, and the air in the bottle cavity must be exhausted immediately to obtain a full bottle sample. The numerical control processing technology is analyzed in the following processing order.3mm. Several vent holes should also be provided at the bottom of the bottle cavity.  

There are three sets of decorative stripes on the bottle shoulder of the upper part of the bottle, and there are three sea groups with an angle of 120 between the two adjacent groups. There are two sets of decorative strips falling symmetrically on the left and right sides of a bottle cavity as shown. The method uses an 8-ball cutter to cut back and forth along the% axis (zig-zag).  UG is the world’s general mechanical CAD/CAM software developed by UGS in the United States. The groove width is 6~8mm and the groove depth is 0.

material of this cavity adopts the space molybdenum 6061 imported from the United States. Tang Rongxi. The five-petal plum-shaped bottom also has a spin-stop effect when automatically canning beverages.1mm. The outside milling of the contact surface sinks about 0. Select all the cavity surface machining allowance is 0, the line spacing is 0. CAD/CAM technology. The spindle speed 5 = 3800r/fnin, the cutting speed is 2000mm/fnin. It shortens the molding cycle and improves the quality of the mold. Because the mold clamping force of the blow molding machine is not so great as to increase the pressure and adhesion of the two mold cavities, there is a 5mm wide contact surface along the periphery of the cavity. If the volume does not meet the requirements, adjust the volume by modifying the diameter of the bottle or modifying the bottom of the bottle under the premise of ensuring the same height until it meets the requirements. 2 In order to make the bottle placed smoothly,

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The working conditions of the mold and the service conditions of the powder metallurgy mold in the form of failure are very harsh.   Appropriately reduce the tempering temperature and improve the hardness, strength and wear resistance of the steel. After production screening, some have excellent performance and process performance. For the female mold, it is mainly subject to friction and alternating tensile stress.

The PP Injection Syringe Mould ring of the indenter on the lock sleeve is a typical complex shaped The mold has both a cutting edge and a sharp corner, and the shape is irregular, and it is very difficult to process.  

Most of the molds currently used for product forming are shaped structures, which require wire cutting and electric spark finishing, and the manufacturing cost is getting higher and higher. It reduces the unbundling wire, preheating, heating, cooling, straightening and other processes after the blade is qualified, reduces the production cost, shortens the production cycle, and improves the production efficiency; avoids the blade caused by uneven heating in the old process The low hardness of the part guarantees the quenching quality of the tap.  610C tempering 3 times hardness 56-58HRC, appropriately reduce the tempering temperature, improve the hardness and strength of steel. Modern stamping technology.  

2 Comparison with the conventional process The above process has many advantages compared with the conventional quenching process. This process is suitable for forming mandrels in molds with low impact load and high wear resistance, such as valve sleeves. Combined with the process curve in the preheating, it is divided into two times: heating in a box-type electric furnace at a temperature of 550-600C. In order to prevent the precipitation of carbides and the decomposition of supercooled austenite, the taps heated at high temperature are placed in a calcium salt furnace of 560-580C, and stay for a short time to make the temperature inside and outside of the taps consistent, and then take out air cooling.

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For example, if the system is changed from a centralized database to a distributed database, it is only necessary to adjust the database access interface at the application server layer and add control functions to ensure consistency, without any changes to the client.  Because some advanced technologies are in the hands of a few companies, they can rely on a higher quality than others to win the market. It has the following characteristics: ① convenient management; ② extensive support; ③ good scalability; ④ object-oriented; ⑤ has nothing to do with the browser. Under normal circumstances,

mold manufacturers and mold design manufacturers belong to different enterprises, and designers of mold products are not familiar with mold materials and mold characteristics, but only from functional aspects. All this needs to be achieved by establishing a call center with a higher degree of agility.

It needs to cooperate PP Injection Syringe Mould with the supply and demand in the society to play its role. Its effect on enterprises can be roughly summarized as follows: (1) Call center is a powerful weapon for enterprises to improve service quality.  Command), use the Recordset object command, you can display the results, close the Recordset and database. The statement input part can display the problems stated by the technical staff in real time.   Visible, the three-tier structure is a highly scalable application architecture that can meet the requirements of the mold call center. An application server can provide services for multiple application clients at the same time.  

As can be seen from the above basic steps, using ASP to access the database is clear and concise, and simple ASP scripts can realize the connection, query and modification of very complex databases.2 System software platform and development tool selection Considering the system performance and our proficiency, we chose WindowsNT as the system platform, using Oracle 8i as the back-end database, and ASP as the main tool to access the back-end database. Here we have established a technical discussion room and guestbook as needed.

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Boxes creating a static courtyard Infusion Apparatus Mould Manufacturers The modularization of containers can be formed by combining the versatility of the combination Multi-enclosed space, through the multi-layer superposition of a single box to form a composite building space, with an irregular composite space for courtyard-style enclosure, to form a simple and orderly courtyard enclosure space. Under the premise that architecture does not lose history and culture, it is more artistically interesting to have a new generation of architectural design.

Creating a group combination space 2.  Research on the significance of the new green container building design artisan 3. Expanding to expand the sense of space. Forming a misplaced and inclusive space. As a result, four are the basic cells of a space modular unit that constitute the building. The emerging green container construction concept has become a construction trend. The art gallery is interspersed by 5 container building modules. Let art appreciation and expression rise to new heights.1 The mold is composed of a single box.    2.

The different placement forms of the container transform the space architecture way through the space of the box It expands to form an internal space, and the exterior forms an inclusive space through spatial misalignment. 1 Brief description of green container construction 1. It is a new type of economical green building formed by industrial processing methods such as design, transformation, and processing.    Two-point perspective of Puma City . The proposal of the concept of industrialization of construction makes the architecture better inherit the historical preference, and has a wonderfully artistic design from abstraction to concrete. The main space of the building is in the center,

and the secondary space passes through the box to the other three sides.1.3. The layout of the building blocks is staggered to achieve a balanced and stable design aesthetic of the building block relationship. The container box itself has modularized performance characteristics, which can make the container building have industrially produced components. Through the spatial dislocation relationship of the boxes, the mold blocks are alternately unfolded, and each facade of the container unit is superimposed to form a design pattern. Thus solved the design of residential buildings under specific circumstances.

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This is often PP Injection Syringe Mould by most product designers.   4 Examples of Integrated Development of Products and Molds Haier Mould Co.  Second, consider the forming performance of the product. For functions that cannot meet the product performance requirements and mold process requirements, solutions can be proposed and fully communicated with users, resulting in a user-satisfied product. Mold structure design is generally compared Reasonable, the design and production cycle can also be greatly shortened. Moreover, since the mold designer cannot understand the intention of the product designer well, it may also cause some problems in the mold design, thereby lengthening the mold design and processing cycle.

The simulation process can be performed after the general structure of the product is determined, saving the design time of the entire product.   In most cases, product design fails to fully take into account the product’s formability design, or to overemphasize the need for product function and ignore the inconvenience that product design itself brings to product molding, mold design, and manufacturing. In addition to the function of the product, the functional design should also consider the object of use, namely the clean and pleasant design; the functional design must meet the design requirements. For example, when increasing the strength of the product, it needs to be reinforced,

but the added reinforcement is generally achieved by using sparks or mosaics on the mold. The input information is a three-dimensional model provided by the user, such as wooden molds, wax molds, and prototypes.   Deputy Chief Engineer of Qingdao Haier Mould Co. Generally, product design is considered from the perspective of plastic molding. The development of products is generally divided into functional design, appearance design, formability design and other aspects. Generally, mold design only needs to consider special structural design.,

Post Code: 266101, Tel: (0532) 8936961, Fax: (0532) 8938921 The research direction is injection mold CAD/CAM/CAE, rapid prototyping and rapid mold ( RPM/RT) and virtual enterprises, etc.   The process of integrated design is as shown. The method is to enable product design engineers to know more about product forming performance. According to different situations, the design team can be composed of different personnel., Ltd. If this problem is not considered carefully, it will inevitably cause the mold structure to be complicated, especially will cause the mold manufacturing cycle to increase. 3

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When designing in the school, the mold base part should be designed by yourself; in the design of the production site, the standard mold base should be selected as much as possible, and the form, specifications and standard code of the standard mold base should be determined.

After the size of the mold base is determined, the necessary strength or stiffness calculation of the mold parts is necessary to check whether the selected mold base is appropriate, especially for large molds. This is particularly important.

Standard parts include general standard parts and mold-specific standard parts. General standard parts such as fasteners. Standard parts for molds such as positioning rings, gate sleeves, push rods, push pipes, guide columns, guide sleeves, springs for molds, cooling and heating elements, sequential parting mechanisms and standard components for precision positioning.

Students who want to study mold design can privately receive free study materials and study videos. If you do n’t understand, you can also consult your teacher online to answer your questions.

According to the layout of the front cavity and the mutual position and size, combined with the standard mold frame, the standard mold frame 200 × L can be selected, where L is 315mm, which can meet the requirements.

There must be a unified datum on the mold base, and the datums of all parts should be pushed out from this datum, and the corresponding datum marks should be printed on the mould. Generally, the fixed mold base plate and the fixed mold fixed plate should be positioned with pins;

The fixed plate between the movable and fixed molds is positioned by the guide parts; the detached fixed plate is positioned by the guide parts and the fixed plate of the movable mold or fixed mold; the mold is positioned by the positioning ring of the casting sleeve and the central positioning hole of the injection machine;

The movable mold backing plate and the movable mold fixing plate do not require precise positioning of the pins; the fast padding does not require accurate positioning with the moving mold fixing plate using pins; the ejecting backing plate does not need to be accurately positioned with the ejecting fixed plate using pins.

All screws on the mold should use hexagon socket screws as far as possible; there should be no protruding parts on the outer surface of the mold; the outer surface of the mold should be smooth and clean, and coated with anti-rust oil.

There should be a parting gap between the two templates, that is, during assembly, debugging and maintenance, the two templates can be easily separated. Common forms of parting gap are as follows:

1. Fixed mold fixed plate (fixed mold base plate) (250

315, thickness 25mm)

Mainline bushing fixing hole and its H7 / m6 transition fit;

Connected to the fixed mold fixing plate through 6 × 10 hexagon socket screws;

The fixed mold backing plate is usually the fixed template at the connection between the mold and the injection machine.

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