CN115090753A - Side-to-side punching mechanism of punching die - Google Patents
Side-to-side punching mechanism of punching die Download PDFInfo
- Publication number
- CN115090753A CN115090753A CN202210685343.0A CN202210685343A CN115090753A CN 115090753 A CN115090753 A CN 115090753A CN 202210685343 A CN202210685343 A CN 202210685343A CN 115090753 A CN115090753 A CN 115090753A
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- Prior art keywords
- wedge
- die
- punching
- upper die
- driving
- Prior art date
- 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.)
- Pending
Links
- 238000004080 punching Methods 0.000 title claims abstract description 75
- 230000007246 mechanism Effects 0.000 title claims abstract description 18
- 238000007667 floating Methods 0.000 claims abstract description 29
- 238000007493 shaping process Methods 0.000 claims abstract description 10
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 8
- 230000009471 action Effects 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 238000003825 pressing Methods 0.000 abstract description 3
- 238000005096 rolling process Methods 0.000 abstract description 3
- 238000009966 trimming Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/001—Shaping combined with punching, e.g. stamping and perforating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/003—Simultaneous forming, e.g. making more than one part per stroke
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
Abstract
The invention provides a stamping die side-finishing side-punching mechanism.A whole lifting wedge at the upper die side realizes the side finishing of parts, the whole lifting wedge at the upper die side and a lifting wedge floating driving seat are simultaneously jacked up through a prepressing spring, the whole lifting wedge at the upper die side contacts a driving guide plate of a lower die swinging convex die resetting inclined wedge in the punching process, and the whole lifting wedge at the upper die side starts to be molded in place along the angle of the inclined wedge under the action of the prepressing spring; the upper die moves downwards to drive the prepressing spring to compress, and the side punching wedge drives the slotting tool to move downwards to drive the lower die side punching wedge to complete punching; after side whole side punching, drive the driving pulley through the coaster and drive lower mould swing terrace die slide wedge that resets and roll back, keep away the part shaping back negative angle after rolling back to realize automatic getting. The driving of the upper die side forming wedge is changed into a spring-supported floating mechanism from the traditional upper die integrated mode, the time difference between side forming and side punching is manufactured through the pre-pressing amount of the spring, and the side forming and the side punching are completed in one step.
Description
Technical Field
The invention relates to the technical field of automobile cold stamping dies, in particular to a side-to-side stamping mechanism of a stamping die.
Background
Along with the development of automobile punching press production high efficiency and automation, the technology of mould side plastic and side punching is comparatively common, the technique is comparatively ripe, to having the product negative angle and this region sets up the punching press part of accurate locating hole, in order to guarantee the precision of shaping back hole site, must carry out the side cut behind the whole process of side usually, traditional structure can't realize two process steps simultaneously, the unable effective reduction of mould development cost, it is higher to the press quantity requirement of punching press factory simultaneously, the production flexibility is lower. Prior art patent CN110355272A discloses a cold stamping floating punching die structure, through arranging punching die and the wedge mechanism that punches a hole the terrace die place on same coaster in, realize punching die and the relative static of terrace die wedge base that punches a hole, guaranteed the precision of punching a hole. But need carry out the side and put in order before the side punching, need design a novel slide wedge mechanism, will incline the side and put in order the side punching mechanism and integrate a process step and accomplish, reduce automatic mould station number, reduce the punching press use quantity, make production more nimble.
Disclosure of Invention
In order to solve the problems, the invention provides a side punching mechanism of a punching die, which comprises an upper die side whole hanging wedge and a lower die side punching tapered wedge, wherein a hanging wedge floating driving seat is arranged at the top of the upper die side whole hanging wedge, a side punching tapered wedge driving slotting tool fixed at the bottom of an upper die penetrates through the hanging wedge floating driving seat, and the side punching tapered wedge driving slotting tool is matched with the lower die side punching tapered wedge to drive the lower die side punching tapered wedge to realize side punching; the top of the suspension wedge floating driving seat is distributed with a prepressing spring fixed at the bottom of the upper die; the bottom of the lower die side-punching wedge is provided with a lower die swinging convex die reset wedge matched with the lower die side-punching wedge, and the bottom of the lower die swinging convex die reset wedge is driven by a driving pulley.
The further improvement lies in that the driving tackle is connected with a tackle driving cylinder.
The improved structure is characterized in that a guide plate is arranged on the side surface of the hanging wedge floating driving seat and matched with the upper die, and a heading block is also arranged at the top of the hanging wedge floating driving seat; the side surface of the floating driving seat is limited and installed on the upper die through a side pin.
The further improvement is that the side surface of the whole hanging wedge at the upper die side is provided with an upper V-shaped guide plate; and the bottom of the mould side lifting wedge is provided with a side cutter block, a return spring and side pressure polyurethane.
The further improvement is that a driving guide plate is arranged at the top of the lower die swinging male die reset wedge and is contacted with the whole hanging wedge at the side of the upper die; and a lower V-shaped guide plate matched with the upper V-shaped guide plate is arranged on the lower die swinging male die reset wedge.
The further improvement is that a male die reset driving guide plate and a male die rotation driving seat are arranged at the bottom of the lower die swing male die reset wedge, the lower part of the lower die swing male die reset wedge penetrates through a rotating shaft connected to the lower die, and the lower die swing male die reset wedge swings around the rotating shaft; the top of the driving pulley is provided with a reset guide plate matched with the male die reset driving guide plate.
The invention has the beneficial effects that: the invention discloses a side-trimming hanging wedge of an upper die, which realizes side trimming of parts, the side-trimming hanging wedge of the upper die and a hanging wedge floating driving seat are simultaneously jacked up through a prepressing spring, the side-trimming hanging wedge of the upper die contacts a driving guide plate of a swinging convex die resetting inclined wedge of a lower die in the stamping process, and the side-trimming hanging wedge of the upper die starts to be molded in place along the angle of the inclined wedge under the action of the force of the prepressing spring; the upper die moves downwards to drive the prepressing spring to compress, and the side punching wedge drives the slotting tool to move downwards to drive the lower die side punching wedge to complete punching; after side whole side punching, drive the driving pulley through the coaster and drive lower mould swing terrace die slide wedge that resets and roll back, keep away the part shaping back negative angle after rolling back to realize automatic getting. The driving of the upper die side forming wedge is changed into a spring-supported floating mechanism from the traditional upper die integrated mode, the time difference between side forming and side punching is manufactured through the pre-pressing amount of the spring, and the side forming and the side punching are completed in one step.
The floating driving seat of the hanging wedge is guided to slide by the guide plate, the side pin is limited and installed on the upper die to realize the side finishing of the inclined wedge, and the final state is limited by the upsetting block. An upper V-shaped guide plate of the upper die side whole hanging wedge is matched with a lower V-shaped guide plate of the lower die swing male die reset wedge; the side shaping cutter block carries out side shaping on the part; the return spring is used for the return of hanging wedge, and the side pressure polyurethane is used for buffering and preventing colliding.
According to the lower die swing male die reset wedge, the driving guide plate is contacted with the whole hanging wedge at the upper die side, so that the whole hanging wedge at the upper die side is formed in place along the angle of the wedge under the action of the force of the prepressing spring; the male die reset driving guide plate is in contact with the reset guide plate of the driving pulley, so that the reset operation of the driving pulley on the lower die swing male die reset wedge is realized, and when the male die reset driving guide plate and the driving pulley are far away from each other, the lower die swing male die reset wedge returns to realize the workpiece taking operation.
Drawings
Fig. 1 is a schematic cross-sectional view of the present invention.
Figure 2 is a schematic view of the floating drive shoe of the present invention.
Figure 3 is a schematic view of the cope side trim wedge of the present invention.
Fig. 4 is a partial schematic view of the bottom of fig. 3.
Fig. 5 is a schematic view of the drive block of the present invention.
Fig. 6 is a schematic view of the lower die oscillating punch reset wedge of the present invention.
Fig. 7 is a partial schematic view of the bottom of fig. 6.
Wherein: 1-upper die side whole hanging wedge, 2-lower die side punching inclined wedge, 3-hanging wedge floating driving seat, 4-side punching inclined wedge driving slotting tool, 5-prepressing spring, 6-lower die swinging convex die reset inclined wedge, 7-driving pulley, 8-pulley driving cylinder, 9-guide plate, 10-upsetting block, 11-side pin, 12-upper V-shaped guide plate, 13-side whole knife block, 14-return spring, 15-side pressing polyurethane, 16-driving guide plate, 17-lower V-shaped guide plate, 18-convex die reset driving guide plate, 19-convex die rotation driving seat, 20-rotating shaft and 21-reset guide plate.
Detailed Description
In order to further understand the present invention, the following detailed description will be made with reference to the following examples, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
As shown in fig. 1-7, the present embodiment provides a side-to-side punching mechanism of a punching die, including an upper die side-to-side lifting wedge 1 and a lower die side-to-side punching wedge 2, wherein a lifting wedge floating driving seat 3 is arranged at the top of the upper die side-to-side lifting wedge 1, a side-to-side punching wedge driving slotting tool 4 fixed at the bottom of an upper die penetrates through the lifting wedge floating driving seat 3, and the side-to-side punching wedge driving slotting tool 4 and the lower die side-to-side punching wedge 2 are matched to drive the lower die side-to-side punching wedge 2 to realize side punching; the top of the hanging wedge floating driving seat 3 is distributed with a prepressing spring 5 fixed at the bottom of the upper die; the bottom of the lower die side-punching wedge 2 is provided with a lower die swinging convex die resetting wedge 6 matched with the lower die side-punching wedge 2, and the bottom of the lower die swinging convex die resetting wedge 6 is driven by a driving pulley 7; the driving pulley 7 is connected with a pulley driving cylinder 8. The upper die side whole hanging wedge 1 realizes the side finishing of parts, the upper die side whole hanging wedge 1 and the hanging wedge floating driving seat 3 are simultaneously jacked up through a prepressing spring 5, the upper die side whole hanging wedge 1 contacts a driving guide plate of a lower die swinging convex die resetting inclined wedge 6 in the stamping process, and the upper die side whole hanging wedge 1 starts to be molded in place along the inclined wedge angle under the action of the force of the prepressing spring 5; the upper die moves downwards to drive the prepressing spring 5 to compress, and the side punching wedge drives the inserting 4 knife to move downwards to drive the lower die side punching wedge 2 to complete punching; after side whole side punching, drive 7 through the coaster and drive the drive coaster and drive the lower mould swing terrace die and reset the slide wedge 6 and roll back, keep away the part shaping back negative angle after rolling back to realize automatic getting.
A guide plate 9 is arranged on the side surface of the hanging wedge floating driving seat 3 and matched with the upper die, and a heading block 10 is also arranged at the top of the hanging wedge floating driving seat 3; the side surface of the floating driving seat 3 is limited and arranged on the upper die through a side pin 11. The suspension wedge floating driving seat 3 is guided to slide through the guide plate 9, the side pin 11 is installed on the upper die in a limiting mode to achieve side adjustment of the inclined wedge, and the heading block 10 is used for limiting the final state.
The side surface of the upper die side whole hanging wedge 1 is provided with an upper V-shaped guide plate 12; the bottom of the mould side rectifying hanging wedge 1 is provided with a side rectifying cutter block 13, a return spring 14 and side pressure polyurethane 15. The top of the lower die swing male die reset wedge 6 is provided with a driving guide plate 16 which is contacted with the upper die side whole hanging wedge 1; and a lower V-shaped guide plate 17 matched with the upper V-shaped guide plate 12 is arranged on the lower die swinging male die resetting wedge 6. An upper V-shaped guide plate 12 of the upper die side whole hanging wedge 1 is matched with a lower V-shaped guide plate 17 of the lower die swing male die reset wedge 6; the side shaping cutter block 13 carries out side shaping on the part; the return spring 14 is used for returning the hanging wedge, and the lateral pressure polyurethane 15 is used for buffering and preventing collision.
The lower die swinging punch reset wedge 6 is characterized in that a punch reset driving guide plate 18 and a punch rotation driving seat 19 are arranged at the bottom of the lower die swinging punch reset wedge 6, the lower part of the lower die swinging punch reset wedge 6 penetrates through a rotating shaft 20 connected to the lower die, and the lower die swinging punch reset wedge 6 swings around the rotating shaft 20; the top of the driving pulley 7 is provided with a reset guide plate 21 matched with the male die reset driving guide plate 18. The lower die swinging male die resetting wedge 6 is in contact with the upper die side whole wedge 1 through the driving guide plate 18 to realize the initial matching of the upper die swinging male die resetting wedge and the upper die side whole wedge 1, so that the upper die side whole wedge 1 starts to be molded in place along the angle of the wedge under the action of the force of the prepressing spring 5; the male die reset driving guide plate 18 is in contact with the reset guide plate 21 of the driving pulley 7, so that the reset operation of the driving pulley 7 on the lower die swing male die reset wedge 6 is realized, and when the driving pulley and the lower die swing male die reset wedge are far away, the lower die swing male die reset wedge 6 returns to realize the workpiece taking operation.
When in actual use: the first step is as follows: the prepressing spring 5 jacks up the upper die side whole hanging wedge 1 and the upper die side whole hanging wedge floating driving seat 3 simultaneously, in the stamping process, the upper die side whole hanging wedge 1 firstly contacts with a driving guide plate 16 of the lower die swinging male die resetting inclined wedge 6, and the upper die side whole hanging wedge 1 starts to be molded in place along the inclined wedge angle under the action of the force of the prepressing spring 5; the second step is that: the upper die continues moving downwards, the prepressing spring 5 starts to be compressed at the moment, and the mechanism side punching wedge drives the slotting tool 4 to start to drive the lower die side punching wedge 2 to complete punching; the third step: the upper die moves downwards to the bottom, the whole structure is blocked by a blocking block 10, the parts are controlled to rebound, and the plate is formed in place; the fourth step: and when the upper die returns, the pulley driving cylinder 8 drives the reset guide plate 21 of the driving pulley 7 to be away from the male die reset driving guide plate 18, so that the lower die swinging male die reset wedge swings around the rotating shaft 20 to return, and then a workpiece is taken.
Claims (6)
1. A stamping die side whole side punching mechanism comprises an upper die side whole hanging wedge (1) and a lower die side punching inclined wedge (2), and is characterized in that a hanging wedge floating driving seat (3) is arranged at the top of the upper die side whole hanging wedge (1), a side punching inclined wedge driving slotting tool (4) fixed at the bottom of an upper die penetrates through the hanging wedge floating driving seat (3), and the side punching inclined wedge driving slotting tool (4) is matched with the lower die side punching inclined wedge (2) to drive the lower die side punching inclined wedge (2) to realize side punching; the top of the hanging wedge floating driving seat (3) is distributed with a prepressing spring (5) fixed at the bottom of the upper die; the bottom of the lower die side-punching wedge (2) is provided with a lower die swinging convex die reset wedge (6) matched with the lower die side-punching wedge, and the bottom of the lower die swinging convex die reset wedge (6) is driven by a driving pulley (7).
2. The side punch mechanism of a punching die according to claim 1, wherein a pulley drive cylinder (8) is connected to the drive pulley (7).
3. The side punching mechanism of the punching die according to claim 1, wherein a guide plate (9) is arranged on the side surface of the hanging wedge floating driving seat (3) to be matched with the upper die, and a blocking block (10) is further arranged at the top of the hanging wedge floating driving seat (3); the side surface of the floating driving seat (3) is limited and installed on the upper die through a side pin (11).
4. The stamping die side straightening and side punching mechanism as claimed in claim 1, wherein the upper die side straightening and hanging wedge (1) is provided with an upper V-shaped guide plate (12) on the side surface; the bottom of the mould side shaping hanging wedge (1) is provided with a side shaping cutter block (13), a return spring (14) and side pressure polyurethane (15).
5. The side punching mechanism of the punching die according to claim 4, characterized in that a driving guide plate (16) is arranged at the top of the lower die swing punch reset wedge (6) and is contacted with the upper die side lifting wedge (1); and a lower V-shaped guide plate (17) matched with the upper V-shaped guide plate (12) is arranged on the lower die swinging convex die resetting wedge (6).
6. The side punching mechanism of the punching die according to claim 5, wherein the lower die swinging punch reset wedge (6) is provided with a punch reset driving guide plate (18) and a punch rotation driving seat (19) at the bottom, the lower part of the lower die swinging punch reset wedge (6) passes through a rotating shaft (20) connected to the lower die, and the lower die swinging punch reset wedge (6) swings around the rotating shaft (20); the top of the driving pulley (7) is provided with a reset guide plate (21) matched with the male die reset driving guide plate (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210685343.0A CN115090753A (en) | 2022-06-17 | 2022-06-17 | Side-to-side punching mechanism of punching die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210685343.0A CN115090753A (en) | 2022-06-17 | 2022-06-17 | Side-to-side punching mechanism of punching die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115090753A true CN115090753A (en) | 2022-09-23 |
Family
ID=83290668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210685343.0A Pending CN115090753A (en) | 2022-06-17 | 2022-06-17 | Side-to-side punching mechanism of punching die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115090753A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000190048A (en) * | 1998-12-22 | 2000-07-11 | Aisin Seiki Co Ltd | Helical coarse shape tooth finish molding method and device usable therefor |
| CN206373220U (en) * | 2016-12-14 | 2017-08-04 | 北汽福田汽车股份有限公司 | Punch structure |
| CN107363155A (en) * | 2017-08-23 | 2017-11-21 | 安徽江淮汽车集团股份有限公司 | A kind of side shaping and side punching composite die |
| CN110355272A (en) * | 2019-07-12 | 2019-10-22 | 一汽轿车股份有限公司 | A kind of cold stamping floating punching die structure |
| CN214349017U (en) * | 2020-12-01 | 2021-10-08 | 苏州凯富精密模具有限公司 | Side punching and side finishing mechanism for automobile die |
| CN113695460A (en) * | 2021-08-13 | 2021-11-26 | 东风本田汽车有限公司 | Side shaping and side punching composite die of side turning side of automobile fender |
-
2022
- 2022-06-17 CN CN202210685343.0A patent/CN115090753A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000190048A (en) * | 1998-12-22 | 2000-07-11 | Aisin Seiki Co Ltd | Helical coarse shape tooth finish molding method and device usable therefor |
| CN206373220U (en) * | 2016-12-14 | 2017-08-04 | 北汽福田汽车股份有限公司 | Punch structure |
| CN107363155A (en) * | 2017-08-23 | 2017-11-21 | 安徽江淮汽车集团股份有限公司 | A kind of side shaping and side punching composite die |
| CN110355272A (en) * | 2019-07-12 | 2019-10-22 | 一汽轿车股份有限公司 | A kind of cold stamping floating punching die structure |
| CN214349017U (en) * | 2020-12-01 | 2021-10-08 | 苏州凯富精密模具有限公司 | Side punching and side finishing mechanism for automobile die |
| CN113695460A (en) * | 2021-08-13 | 2021-11-26 | 东风本田汽车有限公司 | Side shaping and side punching composite die of side turning side of automobile fender |
Non-Patent Citations (1)
| Title |
|---|
| 王之来等: "后背门侧翻侧冲复合斜楔设计" * |
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Application publication date: 20220923 |