CN207787464U - A kind of shaping punching die structure - Google Patents

A kind of shaping punching die structure Download PDF

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Publication number
CN207787464U
CN207787464U CN201721855213.8U CN201721855213U CN207787464U CN 207787464 U CN207787464 U CN 207787464U CN 201721855213 U CN201721855213 U CN 201721855213U CN 207787464 U CN207787464 U CN 207787464U
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CN
China
Prior art keywords
shaping
hole
die
holding pad
elastic
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201721855213.8U
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Chinese (zh)
Inventor
朱立赞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Geely Holding Group Co Ltd
Zhejiang Geely Automobile Research Institute Co Ltd
Zhejiang Jirun Automobile Co Ltd
Original Assignee
Zhejiang Geely Holding Group Co Ltd
Zhejiang Geely Automobile Research Institute Co Ltd
Zhejiang Jirun Automobile Co Ltd
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Application filed by Zhejiang Geely Holding Group Co Ltd, Zhejiang Geely Automobile Research Institute Co Ltd, Zhejiang Jirun Automobile Co Ltd filed Critical Zhejiang Geely Holding Group Co Ltd
Priority to CN201721855213.8U priority Critical patent/CN207787464U/en
Application granted granted Critical
Publication of CN207787464U publication Critical patent/CN207787464U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of shaping punching die structures, including upper molded plate, cope plate and lower die, lower die is equipped with recessed shaping cavity, the bottom of shaping cavity is equipped with hole punching, the lower part of cope plate is equipped with holding pad moving up and down, the first elastic element and guide and limit mechanism are equipped between cope plate and holding pad, the first elastic element driving holding pad is moved down to be detached with cope plate, the guide and limit mechanism makes to form secondary punching gap between cope plate and holding pad, the cope plate is equipped with shaping head moving up and down, the holding pad is equipped with shaping hole, the lower end of the shaping head fits in the shaping hole, the second elastic element is equipped between the shaping head and upper molded plate, the shaping head is equipped with moving hole, the punch being fixed on upper molded plate is equipped in the moving hole.The utility model can be completed at the same time shaping and punching, to be conducive to simplify process, save mold manufacturing expense, improve production efficiency.

Description

A kind of shaping punching die structure
Technical field
The utility model is related to Stamping Die Technology fields, more particularly, to a kind of shaping punching die structure.
Background technology
Diel is widely used in automobile manufacture industry, for automobile metal plate work, it is often necessary to is molded on workpiece Go out a groove with through-hole, so that setting nut or bolt head, bolt then may pass through through-hole in groove.In the prior art In, people usually require to complete that there is the groove punch forming of through-hole specifically first to use drawing forming mold by two procedures Drawing and forming goes out a groove on plank, then goes out a through-hole in the bottom surface of groove with punching die, on the one hand can protect The shape of card through-hole will not change, while can ensure that the accuracy of relative position between through-hole and groove.For example, one kind exists Disclosed " punching die ", notification number CN204074900U specifically include upper die and lower die, upper mold in Chinese patent literature When being molded with lower die, punching cavity is formed, upper mold includes staking punch, drive component, stroke component and Buffer Unit, the punching press Head, drive component and stroke component are integrated on the Buffer Unit, the stroke component include left stroke groove, left stroke lever and Right stroke groove, right stroke lever, left stroke groove, left stroke lever, right stroke lever, right stroke groove are from a left side and the right side is set gradually, lower die packet Pedestal, guide post, guide groove and bottom film membrane are included, the guide post, guide groove and bottom film membrane are integrated on the pedestal, bottom film membrane It is matched with staking punch, guide post is distributed in bottom film membrane both sides, and guide groove is distributed between guide post and bottom film membrane.
Another kind disclosed " the molding deep drawn mold of one-off drawing " in Chinese patent literature, notification number is CN205996024U, including drawing punch, drawing cavity plate and blank holder are formed deep between the drawing punch and drawing cavity plate Cavity is stretched, the outermost dimension of deep drawn cavity is more than the appearance and size of forming part, and the outermost ruler of the deep drawn cavity The curve form in the very little formation process face between the appearance and size of forming part, the technical face is forming part curve form Postpone, the drawing punch, drawing cavity plate at least one symmetrical both ends ear be equipped with corresponding bead and muscle slot, the pressure Flange is then arranged close to the ear.The cupping tool for deep drawing part can one-off drawing be molded, efficiency can be improved well, Reduce cost.
However there are following defects for above-mentioned punching and drawing forming mold, it is necessary first to manufacture second mate's diel, and lead to The processing of the groove with through-hole could be completed by crossing two procedures, not only increased the expense of mold, caused the increase of early investment, together When be unfavorable for tissue production, and reduce production efficiency.
Utility model content
Purpose of the utility model is to solve present in existing diel can not disposably complete shaping and The problem of punching, provides a kind of shaping punching die structure, can be completed at the same time shaping and punching, to be conducive to simplify process, Mold manufacturing expense is saved, production efficiency is improved.
To achieve the goals above, the utility model uses following technical scheme:A kind of shaping punching die structure, including Upper mold and lower die equipped with shaping cavity, upper mold includes upper molded plate and cope plate, characterized in that at the bottom of the shaping cavity Portion is equipped with hole punching, and the lower part of the cope plate is equipped with moveable holding pad, is equipped between the cope plate and holding pad First elastic element and the guide and limit mechanism that holding pad moves down stroke can be limited, first elastic element makes under holding pad Shifting is detached with cope plate, and the guide and limit mechanism makes to form secondary punching gap, the binder between cope plate and holding pad Plate is equipped with shaping hole, and the cope plate fits in the shaping head in the shaping hole equipped with lower end, in the shaping head and The second elastic element is equipped between upper molded plate, the shaping head is equipped with moving hole, is equipped with and is fixed in the moving hole Punch on moulded board.
The utility model will be arranged for the shaping cavity of shaping in lower die, consequently facilitating the plank of punching press is placed simultaneously It is located in lower die.When upper die and lower die start molding, holding pad compresses plank first, and plank is made to position securely, is convenient for Shaping of the shaping head to plank.Then the first elastic element is squeezed, and the spacing of holding pad and cope plate is gradually reduced, at this time Shaping head is extended downwardly out of holding pad shaping hole, and shaping head carries out shaping with the shaping cavity cooperation in lower die to plank, To make plank form a recessed groove.When plank completes shaping, lower die generates shaping head upward active force, from And the second elastic element between shaping head and upper molded plate is made to be squeezed, shaping head at this time is moved up with respect to cope plate, whole The lower end of punch in forming head extends downwardly moving hole, to coordinate with the hole punching in shaping cavity, is formed in shaping Bottom portion of groove is punched into a through-hole.That is, the utility model can disposably complete the shaping of plank by one set of die With two procedure of punching stamping forming production efficiency is improved so as to significantly decrease die manufacturing cost.
Preferably, the export taper hole for being coaxially attached to hole punching lower end is equipped in lower die, the export taper hole Aperture gradually increases from top to bottom.
The waste material being punched into can be discharged by exporting taper hole, since export taper hole is a loudspeaker incrementally increased downwards Shape hole, therefore, when the waste material in hole punching enter export taper hole in when, can automatically export in taper hole hurtle down and It discharges, waste material is avoided to be accumulated in hole punching and causes the damage of punch.
Preferably, being equipped with vertical shaping head pilot hole in upper mold, it is equipped with counterbore in the upper end of shaping head pilot hole, The shaping head is slidably disposed in shaping head pilot hole, and the limit convex being located in counterbore is equipped in the upper end of shaping head Ring is arranged using the second elastic element made of polyurethane in counterbore, and the second elastic element is in annular shape, described punch one end It is fixedly connected with upper molded plate, the other end fits in after being passed down through the endoporus of the second elastic element in the moving hole of shaping head.
Counterbore is arranged in the upper end of shaping head pilot hole in the utility model, and to form a stepped hole, shaping head passes through The position limiting convex ring of the upper end is located in shaping head pilot hole.The second circular elastic element made of polyurethane has good Elasticity, and work long hours and be hardly damaged failure.
Preferably, first elastic element is the nitrogen gas spring that initial elastic force is adjusted.
In order to ensure the precedence of integer and punching in punch forming, it would be desirable to make the initial of the second elastic element Elastic force is more than the initial elastic force of the first elastic element, and it is initial that the first elastic element being made of nitrogen gas spring can easily adjust it Elastic force, to facilitate the assembling and debugging of the utility model.
Preferably, the guide and limit mechanism packet 24 includes the guide post being arranged on the downside of cope plate, on the holding pad Equipped with guide through hole, guide post fits in guide through hole, and being coaxially equipped with diameter in the lower end of guide post is more than guide post Positioning column is equipped with location hole in lower die with positioning column corresponding position, and when upper die and lower die mold, positioning column fits in location hole Interior, when upper die and lower die divide mould, positioning column is suspended on against holding pad, holding pad in guide post.
When upper die and lower die mold, the positioning column for stretching out holding pad is first advanced into the location hole of lower die, to play Guiding and positioning action between upper and lower mould;When holding pad and lower die contact, lower die generates push effect to holding pad, this When guide post good guiding role is formed to holding pad.That is, guide post that the utility model is wholely set and positioning Column can play the role of upper and lower mould positioning simultaneously and holding pad is oriented to.In particular, the diameter of positioning column is more than the straight of guide post Diameter, to make positioning column that can play a position-limiting action to holding pad.
Therefore, the utility model has the advantages that:It can be completed at the same time shaping and punching, to be conducive to simplify work Sequence saves mold manufacturing expense, improves production efficiency.
Description of the drawings
Fig. 1 is that upper die and lower die are in the structural schematic diagram for dividing mould state.
Structural schematic diagram when Fig. 2 is upper die and lower die molding shaping.
Structural schematic diagram when Fig. 3 is upper die and lower die molding punching.
In figure:1,11 upper molded plate 12 of upper mold, cope plate 121, shaping head pilot hole 122, counterbore 2, under Mould 21, lower moulded board 22, lower template 221, guide sleeve 222, shaping cavity 223, hole punching 224, inlaid hole 23, lower module 24, export taper hole 3, holding pad 31, guide through hole 32, right platform 33, shaping hole 4, the first bullet Property element 5, the second elastic element 6, guide post 61, positioning column 7, shaping head 71, position limiting convex ring 72, moving hole 8, punch 9, plank.
Specific implementation mode
The utility model is further described with specific implementation mode below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of shaping punching die structure, it is suitable on sheet metal component primary property shaping go out one it is recessed Slot, and go out a through-hole in the bottom of groove.Upper mold 1 and lower die 2 are specifically included, for the ease of processing, upper mold 1 includes upper mold Pressing plate 11 and cope plate 12, and lower die 2 includes then lower template 22 and lower moulded board 21, is arranged in 22 upper surface of lower template recessed Shaping cavity 222, the shaping cavity 222 go out the groove on sheet metal component for shaping.
In order to avoid plank walks when shaping, it would be desirable to binder moving up and down be arranged in the lower part of cope plate 11 Plate 3, and the first elastic element 44 is set between cope plate 12 and holding pad 3 and holding pad 3 can be limited and moves down stroke Guide and limit mechanism.Specifically, guide and limit mechanism includes 4 guide posts 6 being arranged in 12 four edges in downside of cope plate, Guide through hole 31 is arranged in the position of corresponding guide post 6 in holding pad 3, and guide post 6 fits in guide through hole 31, to make binder Plate 3 can be moved up and down along guide post 6.In addition, being coaxially disposed the positioning that diameter is more than guide post 6 in the lower end of guide post 6 Column 61, guide post 6 and positioning column 61 formed it is ladder-like, to which when upper mold 1 and lower die 2 are in and divide mould state, holding pad 3 is hung In guide post 6, and positioning column 61 is against the downside of holding pad 3, secondary between holding pad 3 and cope plate 12 so as to limit Punch clearance.Certainly, we need to also have the guide sleeve 221 of location hole in lower template 22 with the setting of 6 corresponding position of positioning column, when When upper mold 1 and lower die 2 mold, positioning column 61 enters and fits in location hole.
In addition, the first elastic element 4 is preferably by nitrogen gas spring, to facilitate the initial bullet for adjusting the first elastic element 4 Power, nitrogen gas spring one end are fixed on cope plate 12, the telescopic other end of nitrogen gas spring tightly against holding pad 3, to One initial elastic force is formed to holding pad 3, the first elastic element 4 driving holding pad 3, which is moved down, to be detached to form one with cope plate 12 Secondary punching gap.
Further, it would be desirable to which vertical shaping head pilot hole 121 is set on cope plate 12, in shaping head pilot hole Counterbore 122 is arranged in 121 upper end, shaping head 7 moving up and down is arranged in shaping head pilot hole 121, and in the upper of shaping head 7 End setting is located at the position limiting convex ring 71 in counterbore, and certainly, the height of position limiting convex ring 71 is less than the depth of counterbore 122, thus Gap is formed between position limiting convex ring 71 in counterbore 122 and upper molded plate 12, to make shaping head 7 that can move up and down.In addition, I The position setting shaping hole 32 of shaping head 7 need to be also corresponded on holding pad 3, shaping head 7 extends downwardly shaping head pilot hole 121 Lower end fit in shaping hole 32.That is, when upper mold 1 and lower die 2 are in and divide mould state, the lower end contracting of shaping head 7 Into in shaping hole 32.Shaping is carried out to sheet metal component in order to make the shaping cavity 222 on shaping head 7 and lower die 2 coordinate, it would be desirable to Setting one is using the second elastic element 5, the second bullet made of polyurethane in the counterbore 122 of 121 upper end of shaping head pilot hole Property element 5 is located in the position limiting convex ring 71 in counterbore 122 and the gap between upper molded plate 11.
In order to realize the punching of sheet metal component, up big and down small stair-stepping moving hole 72 can be arranged in we on shaping head 7, Punch 8 is set in moving hole 72, and the upper end of punch 8 is fixedly connected on upper molded plate 11, and the lower end of punch 8 is passed down through second It is fitted in after elastic element 5 in the aperture of 72 lower end of moving hole of shaping head 7.Certainly, the second elastic element 5 can be made into annulus Shape, in order to which punch 8 can pass down through the endoporus of the second elastic element 5.In addition, being set in the bottom of the shaping cavity 222 of lower die 2 A hole punching 223 for being punched into the through-hole on sheet metal component is set, the edge of hole punching 223 is cutting edge when constituting punching. Splicing structure can be used in lower template 22, and an inlaid hole 224 can be arranged in we in lower template 22, and in inlaid hole 224 It is embedded a lower module 23, shaping cavity 222 and hole punching 223 are then arranged on lower module 23.In this way, lower module 23 can be used The high-strength die steel of Cr12 etc is made, and so that lower module 23 is had higher hardness by heat treatment, so as to form cutting edge of a knife or a sword The cutting edge of profit, and lower template 22 then can be used No. 45 steel and be made, and not only improve the material cost for reducing mold, and facilitate lower template 22 processing and manufacturing.
When needing shaping punching, the molding sheet metal component in part or plank are first placed into the shaping cavity 222 of lower die 2 Locate, then upper mold 1 and lower die 2 start close to molding, and as shown in Figure 2 and Figure 3, holding pad 3 compresses plank 9 first at this time, makes plank It positions securely, is convenient for the shaping of 7 pairs of plank of shaping head.As upper mold 1, lower die 2 move closer to, cope plate 12 and holding pad Spacing between 3 gradually reduces, and the first elastic element 4 is squeezed, at this time shaping head 7 out of holding pad 3 shaping hole 32 to Lower stretching, shaping head 7 carries out shaping with the cooperation of shaping cavity 222 in lower die 2 to plank 9, to make plank 9 be formed under one Recessed groove.When shaping head 7 moves in place relative to lower die 2, the downside of plank 9 and the madial wall of shaping cavity 222 are complete Fitting forms complete groove at this time on plank 9, shaping head 7 can not be continued to move to respect to lower die 2, and lower die 2 produces shaping head 7 Raw upward active force, to make the second elastic element 5 between shaping head 7 and upper molded plate 12 be squeezed, at this time whole Forming head 7 is moved up with respect to cope plate 12, and the lower end of the punch 8 in shaping head 7 extends downwardly moving hole 72, thus with shaping cavity Hole punching 223 in 222 coordinates, and a through-hole is punched into the bottom portion of groove that the shaping of plank 9 is formed.
It should be noted that the export taper hole for being coaxially attached to 223 lower end of hole punching can be arranged in we in lower die 2 24, the aperture for exporting upper end and the 223 smooth connection of hole punching of taper hole 24, and exporting taper hole 24 gradually increases from top to bottom is in Bell mouth shape.In this way, the waste material rested on after punching in hole punching 223 can taper hole 24 is successfully automatic outward to be arranged by exporting Go out, waste material is avoided to cause the damage of punch 8 in the interior accumulation of hole punching 223.
In addition, it would be desirable to make the first elastic element 4 that there is enough preload elastic force, to ensure that holding pad 3 has plank There is enough pressure, avoids situations such as plank walks when shaping.In addition, the preload elastic force of the second elastic element 5 should be greater than Elastic force of first elastic element 4 when completing shaping and the sum of the stamping press needed for 8 punching of punch, to ensure that plank is whole in beginning Shaping head 7 will not bounce back when shape, and make punch 8 when starting punching with enough support forces.Certainly, holding pad 3 and upper mold Secondary punching gap between plate 12 should be greater than shift motion and punch 8 of the shaping head 7 with respect to holding pad 3 with respect to shaping head 7 The sum of shift motion.

Claims (5)

1. a kind of shaping punching die structure, including upper mold(1)With equipped with shaping cavity(222)Lower die(2), upper mold(1)Packet Include upper molded plate(11)And cope plate(12), characterized in that in the shaping cavity(222)Bottom be equipped with hole punching(223), The cope plate(12)Lower part be equipped with moveable holding pad(3), in the cope plate(12)And holding pad(3)Between be equipped with First elastic element(4)And the guide and limit mechanism that holding pad moves down stroke can be limited, first elastic element(4)Make pressure Flitch(3)It moves down and cope plate(12)Separation, the guide and limit mechanism make cope plate(12)And holding pad(3)Between form two Secondary punch clearance, the holding pad(3)It is equipped with shaping hole(32), the cope plate(12)It is fitted in equipped with lower end described whole Shape hole(32)Interior shaping head(7), in the shaping head(7)With upper molded plate(11)Between be equipped with the second elastic element(5), institute State shaping head(7)It is equipped with moving hole(72), the moving hole(72)Interior be equipped with is fixed in upper molded plate(11)On punch (8).
2. a kind of shaping punching die structure according to claim 1, characterized in that in lower die(2)It is interior to be equipped with coaxially It is connected to hole punching(223)The export taper hole of lower end(24), the export taper hole(24)Aperture gradually increase from top to bottom.
3. a kind of shaping punching die structure according to claim 1, characterized in that in cope plate(12)It is vertical to be equipped with Shaping head pilot hole(121), in shaping head pilot hole(121)Upper end be equipped with counterbore(122), the shaping head(7)It can slide It is arranged dynamicly in shaping head pilot hole(121)It is interior, in shaping head(7)Upper end be equipped be located at counterbore(122)Interior position limiting convex ring (71), using the second elastic element made of polyurethane(5)It is arranged in counterbore(122)It is interior, the second elastic element(5)In annulus Shape, the punch(8)One end and upper molded plate(11)It is fixedly connected, the other end is passed down through the second elastic element(5)Endoporus After fit in shaping head(7)Moving hole(72)It is interior.
4. a kind of shaping punching die structure according to claim 1 or 2 or 3, characterized in that first elastic element (4)For the nitrogen gas spring of initial elastic force is adjusted.
5. a kind of shaping punching die structure according to claim 1 or 2 or 3, characterized in that the guide and limit mechanism Including being arranged in cope plate(12)The guide post of downside(6), the holding pad(3)It is equipped with guide through hole(31), guide post(6) Fit in guide through hole(31)It is interior, in guide post(6)Lower end coaxially be equipped with diameter be more than guide post positioning column(61), Lower die(2)Upper and positioning column(61)Corresponding position is equipped with location hole, works as upper mold(1)And lower die(2)When molding, positioning column(61)Adaptation In location hole, work as upper mold(1)And lower die(2)When dividing mould, positioning column(61)Against holding pad(3), holding pad(3)It is suspended on and leads Xiang Zhu(6)On.
CN201721855213.8U 2017-12-26 2017-12-26 A kind of shaping punching die structure Expired - Fee Related CN207787464U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721855213.8U CN207787464U (en) 2017-12-26 2017-12-26 A kind of shaping punching die structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721855213.8U CN207787464U (en) 2017-12-26 2017-12-26 A kind of shaping punching die structure

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Publication Number Publication Date
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109262279A (en) * 2018-09-19 2019-01-25 乐开科技(苏州)有限公司 Sheet metal component molding machine and utilization sheet metal component molding machine make sheet metal component method
CN109773054A (en) * 2019-03-25 2019-05-21 广西艾盛创制科技有限公司 A kind of metal blank part punching bound edge connecting mold and its working method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109262279A (en) * 2018-09-19 2019-01-25 乐开科技(苏州)有限公司 Sheet metal component molding machine and utilization sheet metal component molding machine make sheet metal component method
CN109773054A (en) * 2019-03-25 2019-05-21 广西艾盛创制科技有限公司 A kind of metal blank part punching bound edge connecting mold and its working method

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180831

Termination date: 20201226

CF01 Termination of patent right due to non-payment of annual fee