CN212976484U - Deep drawing die - Google Patents

Abstract

The embodiment of the application provides a deep drawing die, and solves the problems that in the prior art, an insert is difficult to mount and dismount and is easy to shift. The deep drawing die is characterized in that the upper die base and the lower die base are connected together through the guide plate, and a workpiece is protected by the partition plate. The insert in the die is provided with a recess, and a novel adjusting block is further provided and comprises a base and a fixing module, wherein the fixing module extends into the fixing module to fix the insert on the die holder.

Description

Deep drawing die

Technical Field

The application relates to the field of dies, in particular to a deep drawing die.

Background

The deep drawing die is a die with a large change in the vertical direction of the female die and the male die. In order to ensure that the position of each insert is stable on the die holder, it is often necessary to install an adjustment block in the die. Under prior art, the structure of adjusting block all is the baffle that has certain thickness to and change the shape with different baffles on this basis and pile up in order to adapt to the different gaps between the mould, utilize the baffle to need to weld baffle and insert together usually, dismantle comparatively difficultly when debugging change mould.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a deep drawing die, which comprises a die holder, an insert and an adjusting block; the insert is arranged on the die holder and provided with a recess; the adjusting block comprises a base and a fixing module; the base is detachably connected with the fixed module; the base is detachably installed on the die holder, and the fixing module extends into the recess.

In the implementation process, the recess formed in the insert can be used as a limiting structure, the fixing module extends into the recess, the insert can be connected with the fixing module, a method of filling a gap by using a partition plate in the prior art is replaced, and the insert is prevented from being directly welded with the adjusting block and the die holder. Meanwhile, the base can be easily linked in the debugging and maintenance processes of the die, and the situation that the base is difficult to disassemble in a welding mode is replaced; the base and the fixing module can be easily disassembled in the debugging process, and then the insert can be quickly disassembled.

Further, the fixing module comprises a first fixing column and a second fixing column; the first fixing column is welded with the second fixing column; the second fixing column extends into the recess.

In the implementation process, the fixing module is divided into the first fixing column and the second fixing column, the fixing insert can be flexibly adjusted according to the specific structure of the fixing insert, in the die, the specific shape of the insert is different according to different parts, the single fixing column cannot be flexibly adjusted in space to adapt to different inserts, the second fixing column serves as a limiting structure in the whole fixing module, the flexibility of the whole fixing module and even the flexibility of the whole adjusting block are increased, the adjusting block can also play a limiting role in the stamping process on the part, so that the part does not shift in the stamping process, and the qualification rate of the part is improved.

Furthermore, the first fixing column is provided with a notch at the position where the first fixing column abuts against the base, the notch and the base are provided with a first fixing hole, and the base and the first fixing column are connected through the first fixing hole in a penetrating mode through a bolt.

In the implementation process, the notch formed in the first fixing column and the base form a limiting structure, so that the first fixing column and the base can be kept relatively stable. The first fixing column is further connected with the base together by opening up a first fixing hole and penetrating a bolt into the first fixing hole, so that the disassembly is very easy.

Optionally, the first fixing column is welded to the base.

In the implementation process, in a possible implementation manner, in order to ensure the stability of the adjusting block, the first fixing column may be directly welded to the base, and when the position of the insert is disassembled, the base is only required to be separated from the die holder.

Optionally, the base and the last base are provided with second fixing holes, and the base and the die holder are connected through the second fixing holes by screws.

In the implementation process, the problem that the bolt is difficult to disassemble in the prior art is further solved by utilizing the bolt mode, and the working efficiency is improved.

Further, a positioning pin is installed on the insert.

In the implementation process, the workpiece is fixed by the positioning pin in the stamping process, so that the workpiece and the insert can be kept relatively stable, and the success rate of the workpiece is ensured.

Further, the insert is fixed on the die holder through a bolt.

In the above-mentioned realization process, the bolt has played preliminary stable effect, including the effect of adjusting block, insert can with fix steadily on the mould, compare in prior art directly with insert the beading on the die holder, the effect of application bolt and adjusting block is simpler when maintenance, debugging, change mould, has improved work efficiency.

Furthermore, guide plates are respectively arranged at the top and the bottom of the periphery of the die holder.

In the implementation process, the whole die can keep good stability in the stamping process, and a stable pressing cavity is formed. The deep drawing die has high requirement on the stability of a pressing cavity, the stability of the die is guaranteed from the die holder layer under the action of the guide plate, the stability of a female die and a male die formed by the insert is guaranteed by the adjusting block and the bolt, and the qualified rate of a finished piece is improved.

Furthermore, a lifting lug is arranged on the side surface of the die holder.

In the implementation process, when the die is transferred to the stamping equipment from the bracket, if the risk of dislocation of the die exists by using a cart conveying method, the lifting lugs are arranged around the die, and the lifting device is used for transferring the die to the stamping equipment, so that all parts in the whole die can be prevented from deforming.

Furthermore, the top two ends and the bottom two ends of the die holder are respectively provided with a clapboard.

In the process, the partition plate protects the workpiece, in the stamping process, certain time is needed for the stamping equipment to prepare for stamping after die assembly, and the partition plate can ensure that the workpiece cannot be extruded by the upper die base in the preparation time of the stamping equipment. If the part is extruded for too long a time before stamping, the part may deform and break.

To sum up, the application provides a deep drawing mould has utilized a mould adjusting block, will insert and fix steadily under the die holder to solve traditional adjusting block and the shortcoming of inserting fixed connection, it is convenient to dismantle, and simultaneously, this application has guaranteed through the mode of installation baffle, lug, baffle on the die holder the mould is inserted in the middle of punching press and the process that shifts, the finished piece does not shift, has improved the success rate of finished piece.

Drawings

FIG. 1 is a schematic view of a deep drawing die;

FIG. 2 is a schematic view of a conditioning block;

FIG. 3 is a schematic view of a first fixing hole of the adjusting block;

FIG. 4 is an enlarged view of portion A of FIG. 1;

FIG. 5 is a schematic view of a second conditioning block;

FIG. 6 is an enlarged view of portion B of FIG. 1;

FIG. 7 is a schematic diagram of a third conditioning block.

Marking: 100-a die holder; 200-an insert; 300-an adjusting block; 400-a second adjustment block; 500-a third adjustment block; 110-a separator; 120-a guide plate; 130-a lifting lug; 210-dishing; 220-positioning pins; 310-a base; 311-first fixing hole; 312-a second fixation hole; 320-a fixed module; 321-a first fixed column; 322-second fixed column; 410-a second base; 412-a second fixation hole; 420-a second stationary module; 421-first fixed column; 510-a third mount; 512-second fixing hole; 520-a third stationary module; 521-a first fixing column; 522-second fixed column.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the protection scope of the embodiments in the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the field of dies, deep drawing dies are dies for large stretch forming of parts. Deep-drawing dies place higher demands on the stability of the die because of their greater degree of drawing. In the middle of the mould shifts, deposits and stamping process, the insert and the finished piece of constitution die and terrace die in the mould can produce certain aversion because of external vibrations, and prior art often utilizes the position of an adjusting block to fix the insert, but under the prior art, the adjusting block need with insert fixed connection together, not reason by the maintenance and the dismantlement of mould, this application provides a deep-drawing mould, makes adjusting block and insert need not fixed connection.

Referring to fig. 1, a deep drawing die provided by the present application includes a lower die holder 100, an insert 200, and an adjusting block 300;

the insert 200 is arranged on the die holder and is provided with a recess 210;

the adjusting block 300 includes a base 310 and a fixing module 320;

the base 310 is detachably connected with the fixed module 320; the base 310 is detachably mounted on the die holder, and the fixing module 320 extends into the recess.

The insert 200 forms an upper concave die of the lower die holder 100, which is a main component for molding a part, in order to reduce the disassembling process of the insert 200 in debugging and maintaining the die, the embodiment of the application opens up a recess 210 on the insert 200, the recess 210 does not affect the molding of the part, and the adjusting blocks installed around the die limit the insert 200, so that the insert 200 and the die holder 100 are kept relatively stable, the adjusting block 300 comprises a base 310 and a fixing module 320, the base is detachably installed on the die holder 100, and the fixing module 320 is connected with the base 310. This structure eliminates the need for welding or screwing the adjusting block 300 and the insert 200 together, and the base and the die need only be separated when the insert 200 is removed. Compared with the method for fixedly connecting the die and the insert together by using the partition plate in the prior art, the structure does not have the risk that the fixing piece is separated from the insert in the stamping process, and other special tools are not needed to take out the partition plate in the gap during disassembly.

Referring to fig. 2 and 3, for a specific structure of the adjusting block 300 provided in the embodiment of the present application, as can be seen from the figures, the adjusting block 300 includes a base 310 and a fixing module 320, the fixing module may be divided into a first fixing pillar 321 and a second fixing pillar 322, and the first fixing pillar 321 and the second fixing pillar 322 are connected by welding.

The first fixing post 321 is used for connecting with the base 310, and the base 310 is connected with the die holder, so that the whole fixing module 320 is connected with the die holder, the fixing post 321 and the fixing post 322 form an angle of 90 degrees, the second fixing hole 312 arranged on the base 310 is rectangular and used for connecting with the base 310, the reason that the second fixing hole 312 is rectangular is to facilitate adapting to screw holes with different sizes on the die holder, and a plurality of screw holes can be installed in one square hole. The first fixing column 321 is further provided with a notch at the abutting position with the base 310, the notch just forms a limiting structure with the base 310, the notch is further provided with a first fixing hole 311, and a screw is arranged in the first fixing hole 311 in a penetrating mode when the base and the fixing module are installed.

Referring to fig. 4, which is an enlargement of a portion in fig. 1, it can be seen that the base 310 of the adjusting block 300 is installed on the die holder by passing two first fixing holes 311 through screws, a first fixing column 321 is connected with the base 310, and a second fixing column 322 extends into the insert recess.

In a possible implementation manner, in order to further increase the stability of the insert, a second adjusting block may be added on the basis of the above-mentioned embodiment. And can change the concrete structure of the fixed column of the module in the adjusting block, it can be seen that, in fig. 5, the second adjusting block includes a second base 410 and a second fixed module 420, the fixed module includes a first fixed column 421, a notch is provided on the first fixed column 421, a second fixed hole 412 is provided on the second base 410, the second fixed hole 412 is used for being connected with the mold base, the first fixed column 421 is welded with the second base 410 together, the first fixed column 421 is located in the middle of the fixed hole, when installing, only the screw needs to be inserted into the second fixed hole 412 on the mold base and the base, and the stability can be increased by using the welded energy.

Referring to fig. 6, which is a specific application scenario of the second adjusting block in fig. 5, that is, an enlarged view of a portion B in fig. 1, it can be seen that a recess 210 is formed in the insert, the base is installed at the bottom of the mold, and extends into the recess 210 from the bottom through a first fixing column 421 to form a limiting structure with the recess 210, so that the insert is connected with the fixing column, and further the insert 200 is kept relatively stable with the mold base in the horizontal direction.

In order to adapt to different molds, in a possible embodiment, a fixing module may be disposed in the middle of the second fixing hole, see fig. 7, and as can be seen from the figure, the mold third adjusting block 500 includes a third base 510 and a third fixing module 520, the third fixing module 520 includes a first fixing column 521 and a second fixing column 522, the first fixing column 521 and the second fixing column 522 are connected by welding, a gap is disposed at a position where the first fixing column 521 abuts against the third base 520, and the gap is just matched with the third base 510, so that stability of the entire third fixing module 520 is increased. The first fixing column 521 is welded in the middle of the third base 510, so as to adapt to different insert recesses and die holder screws, and the whole device is more flexible. The third base 510 is further provided with two second fixing holes 512, the two second fixing holes 512 gradually become wider in the process of extending from the lower surface of the base to the upper surface of the base, and the bolts penetrate through the upper surface of the base and extend into the screw holes in the die holder, so that the adjusting block is fixedly connected with the base, and finally the insert can be stably connected with the die holder.

To ensure that the part remains stable during the stamping process, in one possible embodiment, the insert is fitted with locating pins 220. The deep drawing process is a process of greatly changing the appearance of a workpiece, the concave-convex degree of the insert is large, and if the workpiece slightly moves in the stamping process, the generated deformation is very obvious. The positioning pin 220 restricts the stability of the workpiece on the horizontal plane through the positioning hole action clamping relation with the workpiece intermediate piece, and the workpiece is restricted by the adjusting block on the die holder and cannot move due to the fact that the height of the adjusting block on the die holder is larger than that of the insert 200, so that the success rate of the workpiece can be improved.

In a possible implementation mode, the insert is fixed on the die holder through the bolt, and the insert can be rapidly disassembled in the process of debugging and maintaining the die, so that the welding mode is quicker compared with the prior art, and the working efficiency is improved.

To further improve the stability of the upper and lower die holders, in one possible embodiment, guide plates 120 are mounted at the top and bottom ends of the perimeter of the die holder. The guide 120 enables the upper and lower die beds to maintain stability in the horizontal direction during the clamping process. The deep drawing die needs to greatly stretch the shape of a workpiece, and if the lower die holder 100 and the upper die holder are dislocated due to vibration in the transferring process or the stamping process, the workpiece can be seriously deformed. After the upper die holder is mounted on and covers the lower die holder 100, the guide plate is connected with the upper die holder by screws. Under the effect of baffle, the insert in die holder and the upper die base can keep relatively stable, and then inserts in the middle of the stamping process and keep relatively stable, and the finished piece can not take place to warp, and then improves the success rate of finished piece.

In order to use a lifting device when transferring the mold, in one possible embodiment, lifting lugs 130 are respectively installed on the side surfaces of the lower die holder 100. In the traditional transfer methods, such as a bracket, a cart and the like, impact is often generated in the transfer process, so that the vibration is generated in a die pressing cavity of a workpiece, the workpiece is deformed after stamping, and the qualification rate of the workpiece is reduced. The lifting device is used for reducing the transfer process, the lifting lug device is directly utilized for lifting the die on the support and directly placed on the stamping equipment, and the whole process cannot be subjected to vibration caused by transfer of other equipment. In a possible embodiment, a magnet may be installed above the insert 200, the material of the part generally contains iron, the magnet makes the part stably attached to the insert 200, and further no vibration is generated during the transfer process, and particularly, when the magnet is installed on the insert, the position and the number of the installed magnet need to be specifically adjusted according to the shape of the part, so as to prevent the part from being displaced due to unbalanced stress.

To protect the product and facilitate its removal, the lower die base 100 is provided with partitions 110 at both the top and bottom ends, in one possible embodiment. After the die holder is transferred to the stamping device, the stamping device needs a certain time for preparing stamping, the partition plate 110 can prevent the workpiece from being extruded by the upper die holder, the deep drawing die needs one-step forming, and if the workpiece is extruded by the upper die holder for a long time, the workpiece can deform or even be cracked. Meanwhile, the partition 110 allows a certain space to be reserved between the upper die holder and the lower die holder, and ensures that the workpiece can be taken out smoothly after stamping.

To further ensure a strong and quick detachability, in one possible embodiment, the insert is fixed to the die holder by means of bolts, and the insert 200 does not vibrate up and down during the transferring and stamping processes. In the process of transferring the mold, the mold may generate a certain vibration, the deep-drawing mold is very important for the stability of the mold, and if the insert 200 generates a vibration, the final product may be deformed. The stability of the whole die is improved by utilizing the mode.

In summary, the embodiment of the application provides a deep drawing die, which comprises an upper die holder and a lower die holder, wherein the die is provided with a guide plate, and the upper die holder and the lower die holder are connected together by the guide plate; the die holder is provided with an insert to form a female die and a male die; the insert is provided with a recess; the insert is preliminarily fixed on the die holder in a screw mode; the die holder is also provided with a clapboard for protecting the workpiece.

Furthermore, the adjusting block in the embodiment of the present application includes a base and a fixing module, the fixing module extends into the recess of the insert, and the fixing module includes a first fixing column and a second fixing column, which are connected by welding. When the embedded block is installed, the embedded block is installed firstly; installing an adjusting module on a base; the base is further arranged on the die holder. When debugging, maintenance mould, if will adjust insert, only need with the base with the module dismantlement can, compare prior art, adjusting block convenient to detach need not improve work efficiency with adjusting block and insert lug connection.

Although embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the embodiments, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. A deep drawing die is characterized in that: comprises a die holder, an insert and an adjusting block;

the insert is arranged on the die holder and provided with a recess;

the adjusting block comprises a base and a fixing module;

the base is detachably connected with the fixed module;

the base is detachably arranged on the die holder, and the fixing module extends into the recess.

2. Deep-drawing mould according to claim 1, characterized in that the fixing module comprises a first fixing column and a second fixing column;

the first fixing column is welded with the second fixing column;

the first fixing column is connected with the base;

the second fixing column extends into the recess.

3. The deep drawing die of claim 2, wherein the first fixing column is provided with a notch at a position where the first fixing column abuts against the base, the notch and the base are provided with first fixing holes, and the base and the first fixing column are connected through the first fixing holes by bolts.

4. Deep-drawing mould according to claim 2, characterized in that the first fixing post is welded to the base.

5. The deep drawing die of claim 1, wherein the base and the die holder are provided with second fixing holes, and the base and the die holder are connected through the second fixing holes by screws.

6. The deep drawing die of claim 1, wherein the insert has a locating pin mounted thereon.

7. The deep drawing die of claim 1, wherein the insert is secured to the die holder by a bolt.

8. Deep-drawing die according to claim 1, characterized in that the die holder is provided with guide plates at the top and bottom ends of the periphery thereof, respectively.

9. Deep-drawing die according to claim 1, wherein the die holder is provided with lugs on the side surfaces thereof.

10. The deep drawing die of claim 1, wherein the die holder is provided with a partition at each of the top and bottom ends.

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