CN212216773U - High-precision punching wedge mechanism - Google Patents
High-precision punching wedge mechanism Download PDFInfo
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- CN212216773U CN212216773U CN202020412698.9U CN202020412698U CN212216773U CN 212216773 U CN212216773 U CN 212216773U CN 202020412698 U CN202020412698 U CN 202020412698U CN 212216773 U CN212216773 U CN 212216773U
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- wedge
- pressing core
- guide
- core
- sliding block
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- 238000004080 punching Methods 0.000 title claims abstract description 24
- 238000003825 pressing Methods 0.000 claims abstract description 39
- 239000000463 material Substances 0.000 claims abstract description 21
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 9
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 9
- 241001330002 Bambuseae Species 0.000 claims description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 9
- 239000011425 bamboo Substances 0.000 claims description 9
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
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Abstract
The utility model discloses a high-precision punching wedge mechanism, which comprises a lower die, a punch body fixedly arranged at the upper end of the lower die, a material pressing core arranged above the punch body in a relatively fixed manner, a group of parallel inclined planes formed by the opposite surfaces of the punch body and the material pressing core, and a punching part arranged in a gap between the parallel inclined planes; the upper end of the pressing core is slidably provided with a wedge sliding block, the lower end face of the wedge sliding block is fixedly provided with a punch, the punch penetrates through the pressing core and is inserted into the gap and is vertical to the parallel inclined plane, and a rebound mechanism is arranged between the wedge sliding block and the pressing core; the lower part of the upper die is provided with a wedge sliding block, the wedge sliding block is connected with the upper die in a relative sliding mode through a self-lubricating guide plate at the upper end, and the self-lubricating guide plate is obliquely arranged between the upper die and the wedge sliding block. The mechanism is applicable to the operation of punching the special position of a workpiece, punching is accurate, the structure is simplified, and the applicability is stronger.
Description
Technical Field
The utility model belongs to the technical field of stamping die, concretely relates to high accuracy punching press wedge mechanism.
Background
In the automobile equipment field, automobile parts are mostly welded or cast, and in order to guarantee the precision of pilot hole, mostly adopt last process to guarantee through punching equipment, if: chassis module, seat, exhaust, oil filling pipe, bumper (working of plastics).
When designing automobile panel cut-out press at present, especially some large-scale outer covering piece moulds can appear inside more punching a hole by interior, lead to normal slide wedge can't realize, or can't satisfy the tolerance precision who punches a hole, so need carry out the renewal design to punching a hole slide wedge mechanism.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high accuracy slide wedge mechanism that punches a hole comes into operation to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a high-precision punching wedge mechanism comprises a lower die, a male die body fixedly arranged at the upper end of the lower die, and a material pressing core relatively fixedly arranged above the male die body, wherein the opposite surfaces of the male die body and the material pressing core are a group of parallel inclined planes, and a piece to be punched is arranged in a gap between the parallel inclined planes;
the upper end of the pressing core is slidably provided with a wedge sliding block, the lower end face of the wedge sliding block is fixedly provided with a punch, the punch penetrates through the pressing core and is inserted into the gap and is vertical to the parallel inclined plane, and a rebound mechanism is arranged between the wedge sliding block and the pressing core;
the lower part of the upper die is provided with a wedge sliding block, the wedge sliding block is connected with the upper die in a relative sliding mode through a self-lubricating guide plate at the upper end, and the self-lubricating guide plate is obliquely arranged between the upper die and the wedge sliding block.
Preferably, the inclination angle of the self-lubricating guide plate is consistent with that of the parallel inclined plane.
Preferably, the rebounding mechanism is composed of a pressing rod, a compression spring and a spring supporting cylinder, the spring supporting cylinder is fixedly installed at the upper end of the pressing core, the compression spring is arranged inside the spring supporting cylinder, the upper end of the pressing rod is fixedly connected with the wedge sliding block, and the lower end of the pressing rod is inserted into the spring supporting cylinder and is rebounded by being extruded by the compression spring.
Preferably, be provided with guiding mechanism between slide wedge slider and the pressure material core, guiding mechanism comprises guide bar, guide pin bushing, side guide plate and guide slot, guide bar and guide pin bushing fixed mounting respectively in the middle part of slide wedge slider and pressure material core, the guide pin bushing passes from the inboard of pressing the material core, and the guide bar relative sliding sets up in the inboard of guide pin bushing, and drift fixed mounting is in the lower extreme of guide bar, the guide slot is seted up in the rear side of slide wedge slider, the side guide plate is fixed to be set up in the rear portion of pressing the material core, and the other end of side guide plate supports the bottom and the guide slot relative sliding connection of guide slot.
Preferably, the left side and the right side of the material pressing core are both provided with limiting blocks, and the limiting blocks are just opposite to the lower side arranged on the edge of the upper die.
The utility model discloses a technological effect and advantage: this high accuracy punching inclined wedge mechanism pushes down the inclined wedge slider through last mould, and inclined wedge slider tilt motion promotes the drift and treats the processing work piece in entering into the clearance perpendicularly and punches a hole, and is stronger to the inside processing suitability that punches a hole of leaning on the back of large-scale outer covering piece mould, punches a hole accurately, and machining efficiency is high, and the suitability is strong.
Drawings
Fig. 1 is a schematic structural diagram a of the present invention;
fig. 2 is a schematic structural diagram B of the present invention;
fig. 3 is a schematic structural diagram C of the present invention;
FIG. 4 is a schematic view of the connection of the plunger and spring support cartridge.
In the figure: 1. a lower die; 2. a male die body; 3. a rebound mechanism; 4. a guide mechanism; 5. a punch; 6. a gap; 7. a parallel inclined plane; 8. pressing the material core; 9. a self-lubricating guide plate; 10. a slide wedge block; 11. a limiting block; 12. an upper die; 31. a pressure lever; 32. a compression spring; 33. a spring support cylinder; 41. a guide bar; 42. a guide sleeve; 43. a side guide plate; 44. and a guide groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, 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.
The utility model provides a high-precision punching wedge mechanism as shown in figures 1-4, which comprises a lower die 1, a punch body 2 fixedly arranged at the upper end of the lower die 1, and a material pressing core 8 relatively fixedly arranged above the punch body 2, wherein the opposite surfaces of the punch body 2 and the material pressing core 8 are a group of parallel inclined planes 7, and a piece to be punched is arranged in a gap 6 between the parallel inclined planes 7;
a wedge slide block 10 is slidably arranged at the upper end of the pressing core 8, a punch 5 is fixedly arranged on the lower end face of the wedge slide block 10, the punch 5 penetrates through the pressing core 8 and is inserted into the gap 6 and is perpendicular to the parallel inclined plane 7, and a rebound mechanism 3 is arranged between the wedge slide block 10 and the pressing core 8;
go up the below of mould 12 and be provided with slide wedge slider 10, slide wedge slider 10 through the self-lubricating baffle 9 of upper end with go up mould 12 relative sliding connection, and self-lubricating baffle 9 slope sets up between last mould 12 and slide wedge slider 10.
And arranging a workpiece to be processed in a gap 6 between the opposite surfaces of the punch body 2 and the pressing core 8. The upper die 12 of the wedge mechanism drives vertical movement through a driving mechanism (a hydraulic cylinder and the like) so as to press and hold the wedge slider 10 below, the self-lubricating guide plate 9 between the upper die 12 and the wedge slider 10 is obliquely arranged, dislocation extrusion force is generated, and the wedge slider 10 obliquely moves. The wedge slide block 10 and the material pressing core 8 slide relatively, the wedge slide block 10 pushes the punch 5 on the wedge slide block 10 to extend into the gap 6 between the parallel inclined planes 7 to be in contact with the surface of a workpiece to be processed, the stroke of the punch 5 is perpendicular to the inclined planes, the wedge slide block 10 continuously presses down to push the punch 5 to vertically apply force to the surface of the workpiece to be processed, and finally the punching operation is completed.
And after punching, the driving mechanism drives the upper die 12 to vertically rise to the initial position, the rebound mechanism 3 pushes the wedge slide block 10 to slide away from the material pressing core 8, the self-lubricating guide plates 9 on the upper die 12 and the wedge slide block 10 are mutually attached, the punch 5 is withdrawn from the gap 6, the processed workpiece is taken out, and the next time higher waiting is carried out.
The inclination angle of self-lubricating baffle 9 is unanimous with parallel inclined plane 7's inclination, and when both inclination angles were in the same time, when last mould 12 pressed and held slide wedge slider 10, slide wedge slider 10 along the normal motion on inclined plane, and drift 5 of slide wedge slider 10 lower extreme just can with slide wedge slider 10 terminal surface vertical setting down, intensity is bigger, and anti ability of buckling is stronger, guarantees life.
A guide mechanism 4 is arranged between the wedge slide block 10 and the pressing core 8, the guide mechanism 4 is composed of a guide rod 41, a guide sleeve 42, a side guide plate 43 and a guide groove 44, the guide rod 41 and the guide sleeve 42 are respectively fixedly arranged at the middle parts of the wedge slide block 10 and the pressing core 8, the guide sleeve 42 passes through the inner side of the pressing core 8, the guide rod 41 is arranged at the inner side of the guide sleeve 42 in a relatively sliding manner, the punch 5 is fixedly arranged at the lower end of the guide rod 41, the guide groove 44 is arranged at the rear side of the wedge slide block 10, the side guide plate 43 is fixedly arranged at the rear part of the pressing core 8, the other end of the side guide plate 43 props against the bottom of the guide groove 44 and is connected with the guide groove 44 in a relatively sliding manner, when the wedge slide block 10 is close to or far away from the guide mechanism 4, the side guide plate 43 slides at the inner side of the guide groove 44, the guide rod 41 slides at, the wedge slide block 10 pushes the punch 5 to enter the gap 6 at an angle vertical to the parallel inclined plane 7, so that the workpiece to be processed is guaranteed to be stressed vertically, and the punching quality and the processing efficiency are guaranteed.
The left side and the right side of the material pressing core 8 are both provided with a limiting block 11, the limiting block 11 is just opposite to the position below the edge of the upper die 12, and the descending process of the wedge sliding block 10 is limited, so that the punching is guaranteed to be completed quickly and efficiently.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. The utility model provides a high accuracy punching wedge mechanism, includes lower mould (1), goes up mould (12), fixed mounting in terrace die body (2) of lower mould (1) upper end, relative fixed sets up in the pressure material core (8) of terrace die body (2) top, its characterized in that: the opposite surfaces of the male die body (2) and the material pressing core (8) are a group of parallel inclined planes (7), and a to-be-punched piece is arranged in a gap (6) between the parallel inclined planes (7);
a wedge sliding block (10) is slidably arranged at the upper end of the pressing core (8), a punch (5) is fixedly arranged on the lower end face of the wedge sliding block (10), the punch (5) penetrates through the pressing core (8) to be inserted into the gap (6) and is perpendicular to the parallel inclined plane (7), and a rebound mechanism (3) is arranged between the wedge sliding block (10) and the pressing core (8);
go up the below of mould (12) and be provided with slide wedge slider (10), slide wedge slider (10) through self-lubricating baffle (9) of upper end with go up mould (12) relative sliding connection, and self-lubricating baffle (9) slope sets up between last mould (12) and slide wedge slider (10).
2. A high precision punching wedge mechanism according to claim 1, wherein: the inclination angle of the self-lubricating guide plate (9) is consistent with that of the parallel inclined plane (7).
3. A high precision punching wedge mechanism according to claim 1 or 2, wherein: rebound mechanism (3) comprise depression bar (31), compression spring (32) and spring support section of thick bamboo (33), spring support section of thick bamboo (33) fixed mounting is in the upper end of pressure material core (8), compression spring (32) set up in the inside of spring support section of thick bamboo (33), the upper end and the slide wedge slider (10) fixed connection of depression bar (31), and the lower extreme of depression bar (31) inserts spring support section of thick bamboo (33) and compression spring (32) extrusion and produces and kick-back.
4. A high accuracy punching wedge mechanism according to claim 3, wherein: be provided with guiding mechanism (4) between slide wedge slider (10) and the pressure core (8), guiding mechanism (4) comprises guide bar (41), guide pin bushing (42), side guide plate (43) and guide slot (44), guide bar (41) and guide pin bushing (42) fixed mounting respectively in the middle part of slide wedge slider (10) and pressure core (8), guide pin bushing (42) pass from the inboard of pressing core (8), and guide bar (41) relative slip sets up in the inboard of guide pin bushing (42), and drift (5) fixed mounting in the lower extreme of guide bar (41), the rear side of slide wedge slider (10) is seted up in guide slot (44), side guide plate (43) fixed set up in the rear portion of pressing core (8), and the bottom and guide slot (44) relative slip connection of the other end that the side guide plate (43) supported guide slot (44).
5. A high accuracy punching wedge mechanism according to claim 4, characterized in that: the left side and the right side of the material pressing core (8) are both provided with a limiting block (11), and the limiting blocks (11) are just opposite to the lower part arranged at the edge of the upper die (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020412698.9U CN212216773U (en) | 2020-03-27 | 2020-03-27 | High-precision punching wedge mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020412698.9U CN212216773U (en) | 2020-03-27 | 2020-03-27 | High-precision punching wedge mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212216773U true CN212216773U (en) | 2020-12-25 |
Family
ID=73904365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020412698.9U Active CN212216773U (en) | 2020-03-27 | 2020-03-27 | High-precision punching wedge mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212216773U (en) |
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2020
- 2020-03-27 CN CN202020412698.9U patent/CN212216773U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 230000 Huaxing Avenue, Hefei Economic and Technological Development Zone, Anhui Province Patentee after: Anhui Jiangfu Technology Co.,Ltd. Address before: 230000 Huaxing Avenue, Hefei Economic and Technological Development Zone, Anhui Province Patentee before: ANHUI JIANGHUAI-ASSET BODYWORK EQUIPMENT Co.,Ltd. |