CN210999091U - Trimming and finishing jig - Google Patents
Trimming and finishing jig Download PDFInfo
- Publication number
- CN210999091U CN210999091U CN201922060785.2U CN201922060785U CN210999091U CN 210999091 U CN210999091 U CN 210999091U CN 201922060785 U CN201922060785 U CN 201922060785U CN 210999091 U CN210999091 U CN 210999091U
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- punch
- fixed plate
- blanking hole
- trimming
- positioning guide
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Abstract
A trimming and trimming jig is characterized in that an upper template is arranged at the upper end of a fixed plate, positioning guide sleeves and guide sleeves which are vertically and downwards arranged are arranged on two sides of the upper template, the positioning guide sleeves and the guide sleeves penetrate through the fixed plate, a reserved interval is reserved between the fixed plate and the upper template, the upper end faces of the positioning guide sleeves and the guide sleeves are flush with the upper end face of the upper template, high-precision production of materials made of flexible materials is realized in a secondary blanking mode, when the materials are cut for the first time, the materials are cut into blank materials larger than the products, then the edges of the blank materials are pressed for secondary cutting, the size of the blank materials is smaller when the blank materials are cut for the second time, the stored edges are also pressed due to easy deformation, so that the blank materials can be effectively prevented from being deformed, meanwhile, the two-time blanking production can be realized by single-time stamping, the production efficiency is improved to the maximum extent, and the labor cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of the mould and specifically relates to a tool is maintained in side cut.
Background
Blanking is a stamping process in which a die is used to separate a portion of material or work piece from another portion of material, work piece or scrap, and a part or blank of the desired shape and size is separated from the sheet. The blanking is to make the plate produce shearing deformation and separation along a certain contour line by using the cutting edge of the die. The proportion of blanking in the stamping production is the largest.
However, when punching some materials made of flexible materials, the punch head is easy to cause deformation of the materials when punching the materials, although the deformation can realize springback after punching is finished, the influence on the shape can not be caused, but the influence on the size exists, when producing some high-precision products, trimming is required to be carried out according to the size after production, and burrs are easy to generate after punching, and the problems are that secondary processing is required, and the production cost and the processing time are increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.
An edge trimming and finishing jig comprising: the die comprises an upper die holder and a lower die holder, wherein the upper die holder consists of an upper die plate and a fixed plate, the upper die plate is arranged at the upper end of the fixed plate, positioning guide sleeves and guide sleeves which are vertically and downwardly arranged are arranged on two sides of the upper die plate, the positioning guide sleeves and the guide sleeves both penetrate through the fixed plate, the fixed plate and the upper die plate are matched and arranged into a whole, a reserved interval is reserved between the fixed plate and the upper die plate, the fixed plate and the upper die plate are in sliding fit with the positioning guide sleeves and the guide sleeves, the upper end surfaces of the positioning guide sleeves and the guide sleeves are flush with the upper end surface of the upper die plate, and the lower end surfaces of;
a rebound spring is arranged in the reserved interval, the upper end of the rebound spring is contacted with the upper template, and the lower end of the rebound spring is contacted with the fixed plate;
the lower end surface of the fixed plate is provided with a punch, a sharp raised punch cutting edge is arranged on the edge of the punch, an avoiding groove which has the same shape as the punch and penetrates through the punch is also arranged at the inner side end of the punch cutting edge, a penetrating groove which has the same shape as the avoiding groove is arranged on the fixed plate, a trimming cutting edge is also arranged at the lower end of the upper template, the shape of the trimming cutting edge is the same as that of the punch, and the trimming cutting edge penetrates into the avoiding groove;
the two sides of the lower die base are provided with guide columns and positioning guide columns, wherein the guide columns on the same side can extend into the guide sleeves on the same side, and the positioning guide columns on the same side can extend into the positioning guide columns on the same side;
the positioning guide post is nested with a spring;
the middle part of the upper end face of the lower die base is provided with a blanking hole which is sunken downwards, the shape of the blanking hole is the same as that of the punch, the punch can extend into the blanking hole, the middle part of the blanking hole is concentrically provided with a blanking hole, the shape and the size of the blanking hole are the same as those of the trimming cutting edge, the blanking hole penetrates through the lower die base, and the blanking hole are in a step-shaped structure.
As a further aspect of the present invention: the upper end surfaces and the lower end surfaces of the positioning guide sleeves and the guide sleeves are provided with edge pieces protruding towards the side edges, and the upper die plate and the fixed plate are prevented from falling out through the edge pieces.
As a further aspect of the present invention: the edge position of terminal surface is provided with the crashproof groove of undercut under the blank hole, and when the drift was impressed the blank downthehole, the drift cutting edge stretched into in the crashproof groove, avoids the blank hole and the collision of drift cutting edge.
Compared with the prior art, the beneficial effects of the utility model are that: the mode through the secondary blanking realizes the high accuracy production to the material of flexible material, when cutting for the first time, cut into the blank material that is greater than product itself with it, then push down the edge of blank and carry out the secondary and cut, the volume of blank is less when cutting because of the secondary, and the easy edge that warp the influence and store also obtains pushing down, can effectually avoid blank to take place to warp like this, twice blanking production just can realize for the single punching press simultaneously, need not secondary operation and production, the improvement production efficiency of maximize, and labor cost is reduced.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the middle punch according to the present invention.
Fig. 3 is a schematic structural view of the middle edge piece of the present invention.
In the figure: 1. the stamping die comprises an upper die plate, 2, a fixing plate, 3, a positioning guide sleeve, 4, a rebound spring, 5, a guide sleeve, 6, a spring, 7, a positioning guide pillar, 8, a blanking hole, 9, a blanking hole, 10, a lower die holder, 11, a guide pillar, 12, a punch, 121, an avoiding groove, 122, a punch cutting edge, 13, a trimming cutting edge, 14, a reserved interval, 15, an anti-collision groove, 351 and an edge sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, in an embodiment of the present invention, an edge trimming and trimming fixture includes: the die comprises an upper die holder and a lower die holder 10, wherein the upper die holder consists of an upper die plate 1 and a fixed plate 2, the upper die plate 1 is arranged at the upper end of the fixed plate 2, two sides of the upper die plate 1 are respectively provided with a positioning guide sleeve 3 and a guide sleeve 5 which are vertically and downwardly arranged, the positioning guide sleeves 3 and the guide sleeves 5 penetrate through the fixed plate 2, the fixed plate 2 and the upper die plate 1 are matched and arranged into a whole, a reserved interval 14 is reserved between the fixed plate 2 and the upper die plate 1, the fixed plate 2 and the upper die plate 1 are in sliding fit with the positioning guide sleeves 3 and the guide sleeves 5, the upper end surfaces of the positioning guide sleeves 3 and the guide sleeves 5 are flush with the upper end surface of the upper die plate 1, and the lower end surfaces;
a rebound spring 4 is arranged in the reserved interval 14, the upper end of the rebound spring 4 is in contact with the upper template 1, and the lower end of the rebound spring 4 is in contact with the fixed plate 2;
the lower end face of the fixing plate 2 is provided with a punch 12, a sharp raised punch cutting edge 122 is arranged on the edge of the punch 12, the shape of the punch 12 is set according to the shape of a product, the size of the punch 12 is larger than that of an actual product, an avoiding groove 121 which is the same as the punch 12 in shape and penetrates through the punch 12 is further arranged on the inner side end of the punch cutting edge 122, a penetrating groove which is the same as the avoiding groove 121 in position and shape is also arranged on the fixing plate 2, a trimming cutting edge 13 is further arranged at the lower end of the upper die plate 1, the trimming cutting edge 13 is the same as the punch 12 in shape, the size of the trimming cutting edge 13 is equal to that of the actual trimming product, and the trimming cutting edge 13 penetrates into;
the two sides of the lower die base 10 are both provided with a guide post 11 and a positioning guide post 7, wherein the guide post 11 on the same side can extend into the guide sleeve 5 on the same side, and the positioning guide post 7 on the same side can extend into the positioning guide post 7 on the same side;
the positioning guide post 7 is nested with a spring 6;
the middle part of the upper end face of the lower die base 10 is provided with a blanking hole 9 which is sunken downwards, the shape of the blanking hole 9 is the same as that of a punch 12, the punch 12 can extend into the blanking hole 9, the middle part of the blanking hole 9 is concentrically provided with a blanking hole 8, the shape and the size of the blanking hole 8 are the same as those of a trimming cutting edge 13, the blanking hole 8 penetrates through the lower die base 10, and the blanking hole 9 and the blanking hole 8 are in a step-shaped structure.
The up end of location guide pin bushing 3 and direction guide pin bushing 5 all is provided with along limit piece 351 to the protruding setting of side, avoids cope match-plate pattern 1 and fixed plate 2 to fall out through along limit piece 351.
The edge position of the lower end face of the blanking hole 9 is provided with an anti-collision groove 15 which is concave downwards, and when the punch 12 is pressed into the blanking hole 9, the punch cutting edge 122 extends into the anti-collision groove 15, so that the blanking hole 9 is prevented from colliding with the punch cutting edge 122.
The utility model discloses a theory of operation is: when some soft materials are punched, the raw materials pass through a space between the fixing plate 2 and the lower die holder 10, the upper die plate 1 is pushed by a punching machine to be matched, the positioning guide post 7 and the guide post 11 are respectively embedded into the positioning guide sleeve 3 and the guide sleeve 5 to be positioned and guided in the mould matching process, the punch 12 is in contact with the materials in advance, the raw materials are cut into blanks of workpieces to be formed through the punch cutting edge 122, then the blanks are pressed in the cutting hole 9 through the punch 12, then the upper die plate 1 is pressed downwards continuously, when the fixing plate 2 and the lower die holder 10 are completely assembled together, the lower die plate 1 is pressed downwards to extrude the rebound spring 4, so that the trimming cutting edge 13 is pressed downwards continuously, the blanks are cut secondarily, trimming and cutting are achieved, and the formed products fall out from the blanking hole 8.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (3)
1. An edge trimming and finishing jig comprising: the die comprises an upper die holder and a lower die holder and is characterized in that the upper die holder consists of an upper die plate and a fixed plate, the upper die plate is arranged at the upper end of the fixed plate, both sides of the upper die plate are provided with a positioning guide sleeve and a guide sleeve which are vertically and downwardly arranged, the positioning guide sleeve and the guide sleeve both penetrate through the fixed plate, the fixed plate and the upper die plate are matched and arranged into a whole, a reserved interval is reserved between the fixed plate and the upper die plate, the fixed plate and the upper die plate are in sliding fit with the positioning guide sleeve and the guide sleeve, the upper end surfaces of the positioning guide sleeve and the guide sleeve are flush with the upper end surface of the upper die plate, and the;
a rebound spring is arranged in the reserved interval, the upper end of the rebound spring is contacted with the upper template, and the lower end of the rebound spring is contacted with the fixed plate;
the lower end surface of the fixed plate is provided with a punch, a sharp raised punch cutting edge is arranged on the edge of the punch, an avoiding groove which has the same shape as the punch and penetrates through the punch is also arranged at the inner side end of the punch cutting edge, a penetrating groove which has the same shape as the avoiding groove is arranged on the fixed plate, a trimming cutting edge is also arranged at the lower end of the upper template, the shape of the trimming cutting edge is the same as that of the punch, and the trimming cutting edge penetrates into the avoiding groove;
the two sides of the lower die base are provided with guide columns and positioning guide columns, wherein the guide columns on the same side can extend into the guide sleeves on the same side, and the positioning guide columns on the same side can extend into the positioning guide columns on the same side;
the positioning guide post is nested with a spring;
the middle part of the upper end face of the lower die base is provided with a blanking hole which is sunken downwards, the shape of the blanking hole is the same as that of the punch, the punch can extend into the blanking hole, the middle part of the blanking hole is concentrically provided with a blanking hole, the shape and the size of the blanking hole are the same as those of the trimming cutting edge, the blanking hole penetrates through the lower die base, and the blanking hole are in a step-shaped structure.
2. The trimming and finishing jig according to claim 1, wherein the upper end surface and the lower end surface of the positioning guide sleeve and the guide sleeve are provided with edge pieces protruding toward the side edges, and the upper die plate and the fixed plate are prevented from falling out by the edge pieces.
3. An edge cutting and trimming jig according to claim 1, wherein the lower end face of the blanking hole is provided at an edge thereof with a downwardly concave anti-collision groove, and when the punch is pressed into the blanking hole, the cutting edge of the punch extends into the anti-collision groove to prevent the blanking hole from colliding with the cutting edge of the punch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922060785.2U CN210999091U (en) | 2019-11-26 | 2019-11-26 | Trimming and finishing jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922060785.2U CN210999091U (en) | 2019-11-26 | 2019-11-26 | Trimming and finishing jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210999091U true CN210999091U (en) | 2020-07-14 |
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ID=71507993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922060785.2U Expired - Fee Related CN210999091U (en) | 2019-11-26 | 2019-11-26 | Trimming and finishing jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210999091U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113459209A (en) * | 2021-06-15 | 2021-10-01 | 艾迪孚贝(重庆)科技有限公司 | Paper holds in palm production with shaping side cut integrative mould |
-
2019
- 2019-11-26 CN CN201922060785.2U patent/CN210999091U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113459209A (en) * | 2021-06-15 | 2021-10-01 | 艾迪孚贝(重庆)科技有限公司 | Paper holds in palm production with shaping side cut integrative mould |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200714 Termination date: 20201126 |
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| CF01 | Termination of patent right due to non-payment of annual fee |