CN106001251A

CN106001251A - Stamping mould

Info

Publication number: CN106001251A
Application number: CN201610583519.6A
Authority: CN
Inventors: 唐翔
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-07-22
Filing date: 2016-07-22
Publication date: 2016-10-12

Abstract

The invention relates to a stamping mould which is used for forming a plurality of holes in a product material strap, wherein spacing ribs are arranged among the holes; the stamping mould comprises an upper mould block, a lower mould block and a stamping device, wherein the stamping device is provided with a punching needle; an ejector plate and an ejector rod are arranged on a lower molding board; the ejector plate is embedded into the upper end surface of the lower molding board, and the ejector plate and the upper end surface are on the same horizontal plane; one end of the ejector rod is fixed to the ejector plate; and the other end of the ejector rod is fixed to a lower mould base, and is in clearance fit to the lower molding board. According to the stamping mould, by virtue of the action of the ejector rod and the ejector plate, a molded part can be quickly ejected; and by virtue of at least two layers of rubber bodies which are sequentially arranged up and down, different pressure can be set for each layer of the rubber bodies according to different pressure needs of a formed part, so that forming quality of the formed part can be improved better.

Description

Diel

Technical field

The present invention relates to machinery manufacturing technology field, particularly relate to a kind of diel.

Background technology

Punch process in machining occupies an important position in the processing industry of national economy.Panel beating The application of part is extremely extensive, is deep into manufacturing various aspects, and sheet material forming is mainly by punching Compression mould realizes.Use Sheet Metal Forming Technology, have that precision is high, efficiency high, quality is good, cost-effective, Save the series of advantages such as material and the energy.

Existing manufacture is similar to computor-keyboard or keyboard holder to be provided with having of multiple hole certain thickness flat Plate part is to carry out by the way of machining mostly, is i.e. carried out by modes such as brill millings, this kind of mode The deformation that advantage is flat part less, the machining accuracy of hole can preferably be ensured, but not enough Part is that working (machining) efficiency is low, and cost is the highest.To this end, industry also has proposition molding by the way of punching press Above-mentioned hole, its be typically product material strip is placed between the stripper plate of diel and lower bolster, And stripper plate is arranged over red needle fixed plate and red needle backing plate, stripper plate and red needle fixed plate or and red needle Compression spring it is provided with between backing plate.Compress stripper plate by this compression spring, thus product material strip is fixed Between stripper plate and lower bolster, and red needle is fixedly connected on upper mold by red needle fixed plate and red needle backing plate On seat, after being placed on lower bolster by product material strip, upper bolster i.e. starts to move downward, and red needle is with upper mold Seat moves downward and utilizes stripper plate pressuring spring to produce position difference and be punched out product material strip, this kind Structure is disadvantageous in that: when red needle punching products material strip forms a new hole, this hole with Spacer ribs between the hole of forming squeezed can press to the center position deformation of in type hole, so Spacer ribs between hole there will be angle of collapsing, torsional deformation, die-cut material deformation produce flatness poor, The problems such as Stress non-homogeneity.

Summary of the invention

The technical problem to be solved is to provide a kind of diel, solves existing punching press and has Present in the diel of multiple holes, the spacer ribs between hole produces angle of significantly collapsing, distortion becomes The problems such as shape, poor, the Stress non-homogeneity of product material strip flatness, it has stamping pressure fast response time And the feature that drip molding total quality is good.

The technical scheme that the present invention solves above-mentioned technical problem is as follows, and a kind of diel, at product The multiple hole of molding on material strip, is provided with spacer ribs between the plurality of hole, described diel includes Module, lower module and decompressor, described decompressor is provided with red needle, after described decompressor is driven Making red needle move and punching products material strip relative to upper module and lower module, the most described diel is additionally provided with One packed column, described packed column parallels setting with described red needle, before described red needle punching products material strip, Described packed column is through in type hole on product material strip and penetrates in lower bolster, and described packed column The edge of outer wall and described hole closely conflict, the upper module of described diel include upper die plate, Upper bolster, guide pin fixed plate, stripper plate, and lower module includes lower bolster and die shoe, wherein product material Band is placed between stripper plate and lower bolster, is wherein provided with a bullet between guide pin fixed plate and stripper plate Spring, described upper module mutually compresses with lower module, makes guide pin fixed plate and stripper plate after compressing described spring Closely it is affixed thus product material strip is firmly compressed between stripper plate and lower bolster；On described lower bolster It is provided with top board and push rod；Described top board is embedded at described lower bolster upper surface and with this upper end surface in same Horizontal plane, described push rod one end fixes with described top board, and the other end is fixed with described die shoe and with described Lower bolster matched in clearance.

Further, described decompressor includes a red needle fixed plate and red needle backing plate, described red needle fixed plate It is mounted on red needle backing plate, and red needle is group is located in red needle fixed plate.

Further, described red needle fixed plate and red needle backing plate are located in the middle of upper die plate, and by spring with Upper bolster connects, after described red needle backing plate is driven, and spring-compressed, make red needle fixed plate and red needle backing plate Motion, drives red needle motion stamping products material strip.

Further, after described upper die plate, upper bolster and guide pin fixed plate are driven, to lower bolster direction Move and compress the spring between stripper plate and guide pin fixed plate, making stripper plate closely paste with guide pin fixed plate Close, and product material strip is firmly compressed between stripper plate and lower bolster.

Further, after described die shoe and lower bolster are driven, move to stripper plate direction, and compress de- Spring between flitch and guide pin fixed plate, makes stripper plate fit tightly with guide pin fixed plate, and by product Material strip is firmly compressed between stripper plate and lower bolster.

Further, described packed column is arranged in guide pin fixed plate, when stripper plate is fitted with guide pin fixed plate After, packed column is through in type hole on product material strip and to penetrate lower bolster close to gapless state In.

Further, described top board upper surface is provided with minimum two-layer rubber bodies；Described rubber bodies thickness is less than 0.5cm。

Further, described push rod is arranged with under push rod spring, described push rod spring upper end and described top board End face is fixed, and lower end is connected to described die shoe upper surface.

The invention has the beneficial effects as follows: the diel of the present invention is by arranging and filling out that a red needle is paralleled Filling post, before red needle punching products material strip, this packed column is through in type hole on product material strip and wears Enter in lower bolster, and closely conflicting in the edge of the outer wall of this packed column and this hole, so prevents red needle During punching products material strip, there is collapse angle, torsional deformation, the generation of die-cut material deformation in the spacer ribs between hole The problem such as poor, the Stress non-homogeneity of flatness；By push rod and the effect of top board, can quickly make into Shape part；Owing to rubber bodies is the minimum two-layer set gradually up and down, during actual production, can be according to shaping The different pressures of part needs, and every layer of rubber bodies is set to different pressures, can preferably improve drip molding Forming quality.

Accompanying drawing explanation

Fig. 1 is the diel implementing the present invention cross-sectional schematic when original state；

Fig. 2 is the diel implementing the present invention cross-sectional schematic when positioning product material strip；

Fig. 3 is the diel implementing the present invention cross-sectional schematic when fixing product material strip；

In figure, upper module 10, lower module 11, product material strip 12, red needle 13, red needle backing plate 130, Red needle fixed plate 131, spring 132, upper die plate 100, upper bolster 101, guide pin fixed plate 102, Stripper plate 103, guide pin 104, spring 105, packed column 106, die shoe 110, lower bolster 111, Pilot hole 112, material-dropping hole 113, groove 114, top board 115, push rod 116, rubber bodies 117.

Detailed description of the invention

Being described principle and the feature of the present invention below in conjunction with accompanying drawing, example is served only for explaining this Invention, is not intended to limit the scope of the present invention.

Refering to shown in Fig. 1, for implementing the diel of the present invention cross-sectional schematic when original state, Execute the diel of the present invention for the multiple hole of punching press on product material strip, be provided with between the plurality of hole Spacer ribs (non-label), this diel includes upper module 10 and lower module 11, wherein upper module 10 Including upper die plate 100, upper bolster 101, guide pin fixed plate 102, stripper plate 103, and lower module 11 Including lower bolster 111 and die shoe 110, wherein it is provided with between guide pin fixed plate 102 and stripper plate 103 Spring 105, and product material strip 12 is placed between stripper plate 103 and lower bolster 111, and by upper Module 10, lower module 11 are closely affixed (as shown in Figure 3) and are firmly compressed on by this product material strip 12 Between stripper plate 103 and lower bolster 111, and this diel is provided with a decompressor (non-label), The relative upper module 10 of red needle 13, lower module 11 is made to move and punching products material strip 12 after being driven.? When being embodied as, this decompressor includes a red needle fixed plate 131 and red needle backing plate 130, and this red needle is solid Determine plate 131 to be mounted on red needle backing plate 130, and red needle 13 be group is located in red needle fixed plate 131, And this red needle fixed plate 131 is located in the middle of upper die plate 100 with red needle backing plate 130, and passes through spring 132 are connected with upper bolster 101, this red needle backing plate 130 and the drive mechanism (not shown) of this decompressor Being connected, under the driving of drive mechanism, spring 132 is compressed, thus make red needle fixed plate 131 with Red needle backing plate 130 moves, thus drives red needle 13 motion punching products material strip 12.It addition, this upper mold Backing plate 100, upper bolster 101 and guide pin fixed plate 102 under the driving of the driving means of this diel, To the motion of lower bolster 111 direction compression spring 105, make stripper plate 103 tight with guide pin fixed plate 102 Closely connected conjunction, and product material strip 12 is firmly compressed between stripper plate 103 and lower bolster 111.Or Person, it is possible to make the driving means of this diel drive this die shoe 110 with lower bolster 111 in this punching press Move to stripper plate 103 direction under the driving of the driving means of mould, and compress stripper plate 103 and guide pin Spring 105 between fixed plate 102, makes stripper plate 103 fit tightly with guide pin fixed plate 102, and Product material strip 12 is firmly compressed between stripper plate 103 and lower bolster 111.The most described lower mold Plate 111 is provided with top board 115 and push rod 116；Described top board 115 is embedded on described lower bolster 111 End face and with this upper end surface in same level, described push rod 116 one end is fixed with described top board 115, The other end fixing with described die shoe 110 and with described lower bolster matched in clearance.Described top board 115 upper end Face is provided with minimum two-layer rubber bodies 117；Described rubber bodies 117 thickness is less than 0.5cm.Described push rod Being arranged with push rod spring on 116, described push rod spring upper end is fixed with described top board 115 lower surface, under End is connected to described die shoe 110 upper surface.

It addition, this diel is also provided with guide pin 104 in guide pin fixed plate 102, accordingly in lower mold Plate 111 is provided with corresponding pilot hole 112 with die shoe 110.Meanwhile, lower bolster 111 and die shoe 110 The most corresponding upper red needle 13 is provided with material-dropping hole 113, and these structures above-mentioned are in diel conventional knot Structure, the most no longer describes in detail.

Furthermore, as the driving die shoe 110 mentioned in narration above, red needle backing plate 130 and upper mold The driving means of backing plate 100 can be the hydraulic means matched with this diel or other frame for movement, This structure in the prior art more to be described, and the most no longer describes in detail.

For on product material strip 12 during the multiple hole of punching, for preventing the spacer ribs between adjacent holes Deforming when punching press adjacent holes, this diel is additionally provided with packed column 106, this packed column 106 and punching The parallel setting of pin 13, this packed column 106 is arranged in guide pin fixed plate 102, when stripper plate 103 Fit tightly with guide pin fixed plate 102 and product material strip 12 be firmly compressed on stripper plate 103 with under Time between template 111, this packed column is with close to gapless state through molded on product material strip 12 Hole and penetrate in lower bolster 111, i.e. the outer wall of this packed column 106 closely supports with the edge of this hole Touching, when so preventing red needle 13 punching products material strip 12, the spacer ribs between hole is to packed column 106 Center position deformation, add the pressure of the vertical direction of upper module 10, lower module 11, thus can To offset the deformation power that punching products material strip 12 produces.Accordingly, this lower bolster 111 is provided with receiving The groove 114 of this packed column 106 one end.

The detailed process when diel using the present invention to disclose carries out punching press can join Fig. 1 to Fig. 3 institute Showing, wherein Fig. 1 is original state, i.e. die opening state.In this case, product material strip 12 can be put Put on lower bolster 111.Afterwards as in figure 2 it is shown, this upper module 10 and lower module 11 matched moulds, order is produced Product material strip 12 is positioned between stripper plate 103 and lower bolster 111.Afterwards as it is shown on figure 3, upper die-cushion Plate 100, upper bolster 101 and guide pin fixed plate 102 under the driving of the driving means of this diel, To the motion of lower bolster 111 direction compression spring 105, make stripper plate 103 tight with guide pin fixed plate 102 Closely connected conjunction, and product material strip 12 is firmly compressed between stripper plate 103 and lower bolster 111.? After this red needle backing plate 130 with under the driving of the drive mechanism of this decompressor, make red needle fixed plate 131 with Red needle backing plate 130 moves to lower bolster 111 direction, thus drives red needle 13 motion punching products material strip 12.Certainly, product material strip 12 location shown in above-mentioned Fig. 2 with Fig. 3 also can be passed through with fixing process Driving means drives die shoe 110 to realize, specifically to the motion of stripper plate 103 direction with lower bolster 111 Principle ibid, the most no longer describes in detail.

Compared with prior art, the diel implementing the present invention passes through what setting was paralleled with a red needle Packed column, before red needle punching products material strip, this packed column is through in type hole on product material strip also Penetrate in lower bolster, and closely conflicting in the edge of the outer wall of this packed column and this hole, so prevents punching During pin punching products material strip, there is collapse angle, torsional deformation, die-cut material deformation product in the spacer ribs between hole The problems such as raw poor, the Stress non-homogeneity of flatness.Implement simultaneously the diel of the present invention by upper module, Lower module closely cooperates and is firmly compressed between stripper plate and lower bolster by product material strip, then by punching Product material strip is punched out by pressure device, thus avoids existing diel stripper plate when punching press to depend merely on Spring pressure compacted products material strip, causes because die-cut material deformation makes spring pressure change when die-cut Stripper plate pressure puts not tight product material strip, ensure that product material strip does not haves above-mentioned collapsing after die-cut especially The problems such as poor, the Stress non-homogeneity of flatness that angle, torsional deformation, die-cut material deformation produce.

The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all in the present invention Spirit and principle within, any modification, equivalent substitution and improvement etc. made, should be included in this Within bright protection domain.

Claims

1. a diel, is used at the upper multiple hole of molding of product material strip (12), the plurality of Being provided with spacer ribs between hole, described diel includes upper module (10), lower module (11) and punching Pressure device, it is characterised in that: described decompressor is provided with red needle (13), and described decompressor is driven After make red needle (13) relatively upper module (10) and lower module (11) move and punching products material strip (12), The most described diel is additionally provided with a packed column (106), described packed column (106) and described red needle (13) parallel setting, front at described red needle (13) punching products material strip (12), described packed column Through the upper in type hole of product material strip (12) and penetrate in lower bolster (111), and described in fill out Closely conflict in the edge of the outer wall and described hole that fill post (106), the upper module (10) of described diel Including upper die plate (100), upper bolster (101), guide pin fixed plate (102), stripper plate (103), And lower module (11) includes lower bolster (111) and die shoe (110), wherein product material strip (12) It is placed between stripper plate (103) and lower bolster (111), wherein guide pin fixed plate (102) and de-material Being provided with a spring between plate (103), described upper module (10) mutually compresses with lower module (11), Guide pin fixed plate (102) and stripper plate (103) is made closely to be affixed thus by product after compressing described spring Material strip (12) is firmly compressed between stripper plate (103) and lower bolster (111)；Described lower bolster (111) top board (115) and push rod (116) it are provided with；Described top board (115) be embedded at described under Template (111) upper surface and with this upper end surface in same level, described push rod (116) one end with Described top board (115) is fixed, the other end and described die shoe (110) fixing and with described lower bolster (111) Matched in clearance.

Diel the most according to claim 1, it is characterised in that: described decompressor includes One red needle fixed plate (131) and red needle backing plate (130), described red needle fixed plate (131) is mounted on On red needle backing plate (130), and red needle (13) is group is located in red needle fixed plate (131).

Diel the most according to claim 2, it is characterised in that: described red needle fixed plate (131) It is located in the middle of upper die plate (100) with red needle backing plate (130), and by spring and upper bolster (101) Connect, after described red needle backing plate (130) is driven, spring-compressed, make red needle fixed plate (131) with Red needle backing plate (130) moves, and drives red needle (13) motion stamping products material strip (12).

Diel the most according to claim 1, it is characterised in that: described upper die plate (100), After upper bolster (101) and guide pin fixed plate (102) are driven, move to lower bolster (111) direction And compress the spring between stripper plate (103) and guide pin fixed plate (102), make stripper plate (103) Fit tightly with guide pin fixed plate (102), and product material strip (12) is firmly compressed on stripper plate (103) and between lower bolster (111).

Diel the most according to claim 1, it is characterised in that: described die shoe (110) After being driven with lower bolster (111), move to stripper plate (103) direction, and compress stripper plate (103) And the spring between guide pin fixed plate (102), makes stripper plate (103) and guide pin fixed plate (102) Fit tightly, and product material strip (12) is firmly compressed on stripper plate (103) and lower bolster (111) Between.

6. according to the diel described in claim 4 or 5, it is characterised in that: described packed column (106) It is arranged in guide pin fixed plate (102), when stripper plate (103) is fitted with guide pin fixed plate (102) After, packed column (106) is with close to gapless state through the upper in type hole of product material strip (12) Hole also penetrates in lower bolster (111).

7. according to the diel described in any one of claim 1 to 5, it is characterised in that: described top Plate (115) upper surface is provided with minimum two-layer rubber bodies；Described rubber bodies thickness is less than 0.5cm.

8. according to the diel described in any one of claim 1 to 5, it is characterised in that: described top Push rod spring, described push rod spring upper end and described top board (115) lower surface it is arranged with on bar (116) Fixing, lower end is connected to described die shoe (110) upper surface.