CN220406816U - Pre-punching die structure - Google Patents
Pre-punching die structure Download PDFInfo
- Publication number
- CN220406816U CN220406816U CN202321785570.7U CN202321785570U CN220406816U CN 220406816 U CN220406816 U CN 220406816U CN 202321785570 U CN202321785570 U CN 202321785570U CN 220406816 U CN220406816 U CN 220406816U
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- punching
- die
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- rod
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- 238000004080 punching Methods 0.000 title claims abstract description 68
- 238000001125 extrusion Methods 0.000 claims abstract description 22
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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Abstract
The utility model discloses a pre-punching die structure, which relates to the technical field of punching dies and improves the problems that when the pre-punching die structure is used for operation, parts in punching holes cannot be automatically taken out, the parts in the punching holes are required to be manually taken out, the parts in the punching holes are attached to the sizes in the punching holes, so that the parts can be taken out only by a tool, and the pre-punching die structure is troublesome. The utility model can lead out the parts in the punching holes through the extrusion blocks when the parts are processed, and is convenient to take.
Description
Technical Field
The utility model relates to the technical field of punching dies, in particular to a pre-punching die structure.
Background
The pre-punching die tool is used for finishing punching under the condition that the production line of the existing die is not stopped, and comprises a linear bearing assembly, a wear-resisting plate, an upper die seat, an upper base plate, a punch fixing seat, a punch, a lower die plate, a lower base plate, a lower die seat and the like.
The stamping die is a special process device for processing materials into parts in cold stamping processing.
Through retrieval, the publication number CN208912918U discloses a pre-punching die, which comprises a linear bearing guide rail, an upper die holder and a lower die holder, wherein the upper die holder is arranged at the bottom of the linear bearing guide rail and is welded and fixed with the linear bearing guide rail, guide rods are symmetrically arranged on the lower surface of the upper die holder about a vertical center line, the guide rods are in sliding connection with the upper die holder, an upper base plate is arranged on the lower surface of the upper die holder and is fixedly connected with the upper die holder; the defects are that: when carrying out the operation, can't take out the part of punching press hole inside automatically, need manual taking, the inside part of punching press hole is laminated mutually with the inside size of punching press hole for need the instrument can take out, it is comparatively troublesome. Thus, a pre-punching die structure is now proposed.
Disclosure of Invention
In order to improve when carrying out the operation, can't take out the part of punching press hole inside automatically, need manual taking, the inside part of punching press hole is laminated with the inside size of punching press hole mutually for need the instrument can take out, comparatively troublesome problem.
The utility model provides a pre-punching die structure, which adopts the following technical scheme:
the utility model provides a pre-punching die structure, includes the bottom plate main part, the top fixedly connected with connecting plate of bottom plate main part, the one end that the bottom plate main part was kept away from to the connecting plate is equipped with the bed die, the one end that the connecting plate was kept away from to the bed die is equipped with the bed die, the one end fixedly connected with fixed plate that the bed die was kept away from to the bed die, the multiunit punching press hole has been seted up to the one end that the bed die is close to the bed die, multiunit punching press hole extends to the inside of bed die and is connected through the spread groove, the inside sliding connection of spread groove has the connecting block, the connecting block is connected with the punching press hole through the extrusion piece, just the one end that the connecting block is close to the connecting plate extends to the outside fixedly connected with connecting rod of bed die;
optionally, the internal structure size of the punching hole and the external structure size of the extrusion block are designed correspondingly, and the connection mode of the punching hole and the extrusion block is sliding connection.
Through adopting above-mentioned technical scheme, when last mould extrusion bed die, drive the connecting block through the connecting rod and carry out the displacement for the extrusion piece can carry out the displacement, can derive the inside part of punching press hole through the extrusion piece, conveniently take.
Optionally, the sliding tray has all been seted up to the inside of bed die and be located the both sides of spread groove, the inside sliding connection of sliding tray has the slide bar, the external structure size of slide bar is corresponding design with the internal structure size of slide tray.
Through adopting above-mentioned technical scheme, be connected sliding tray and slide bar for the sliding tray can be connected with the connecting plate, thereby makes the bed die can be connected with the connecting plate.
Optionally, the lower mould is connected with the connecting plate through the slide bar, the outside of slide bar just is located the cover and is equipped with compression spring between lower mould and the connecting plate.
Through adopting above-mentioned technical scheme, when punching a hole the completion at last mould extrusion bed die, extrude the bed die through compression spring, increase the stability of bed die displacement through the slide bar for the bed die can reset, thereby can make things convenient for subsequent punching operation.
Optionally, the connecting rod is sliding connection with the connection mode of bed die, just the connecting rod is connected with the connecting plate through the supporting shoe.
Through adopting above-mentioned technical scheme, when the bed die carries out the displacement, can carry out spacingly to the connecting block through the connecting rod for the connecting block can keep the normal position, makes the extrusion piece can be with the interior part direction of punching press hole out.
Optionally, the both sides of bed die and be located the equal fixedly connected with fixed block in top of bottom plate main part, the equal fixedly connected with stopper in both ends that go up the mould and be close to two sets of fixed blocks, the equal fixedly connected with support piece in both ends that the bottom plate main part is close to two sets of fixed plates.
Through adopting above-mentioned technical scheme, when placing the part that will punch a hole between last mould and bed die, with fixed block and stopper and the upper and lower both sides contact of part for can carry out spacingly to it.
Optionally, the one end that support piece is close to the fixed block rotates and is connected with the actuating lever, the outside of actuating lever rotates and is connected with the connecting piece, the one end that the actuating lever was kept away from to the connecting piece rotates and is connected with the carriage release lever, the fixed plate carries out sliding connection with the carriage release lever through the spacing ring, the spacing groove has been seted up to the inside of stopper, the connecting piece is connected with the spacing groove through the carriage release lever.
Through adopting above-mentioned technical scheme, when spacing to the spare part, rotate the actuating lever and drive the connecting piece and carry out the displacement for the connecting piece can drive the movable rod and carry out the displacement, can carry out spacingly to the movable rod through the spacing ring, makes the movable rod can carry out steady displacement, with the inside of movable rod displacement to the spacing groove, makes the movable rod can contact with the part, thereby can carry out spacingly to the spare part, prevents that the part from appearing the skew when punching a hole, leads to influencing the effect of punching a hole.
In summary, the utility model has the following beneficial effects:
according to the utility model, through the design of the treatment box, when the upper die extrudes the lower die, the connecting block can be limited through the connecting rod, so that the connecting block can be kept in situ, the extrusion block can guide out the internal parts of the punching hole, the extrusion block can guide out the parts in the punching hole, the parts are convenient to take, when the upper die extrudes the lower die to punch, the compression spring extrudes the lower die, and the stability of the displacement of the lower die is increased through the sliding rod, so that the lower die can be reset, and the subsequent punching operation can be facilitated.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic view of the internal structure of the lower die of the present utility model.
Fig. 3 is a schematic view of the structure of the support member of the present utility model.
Reference numerals illustrate:
1. a base plate main body; 2. a connecting plate; 3. a lower die; 4. a limit groove; 5. an upper die; 6. a fixing plate; 7. punching a hole; 8. a connecting groove; 9. a connecting block; 10. extruding a block; 11. a connecting rod; 12. a sliding groove; 13. a slide bar; 14. a compression spring; 15. a fixed block; 16. a limiting block; 17. a support; 18. a driving rod; 19. a connecting piece; 20. a moving rod; 21. and a limiting ring.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-3.
Referring to fig. 1-2, a pre-punching die structure comprises a bottom plate main body 1, a connecting plate 2 is fixedly connected to the top of the bottom plate main body 1, a lower die 3 is arranged at one end, away from the bottom plate main body 1, of the connecting plate 2, an upper die 5 is arranged at one end, away from the connecting plate 2, of the lower die 3, a fixing plate 6 is fixedly connected to one end, away from the lower die 3, of the upper die 5, a plurality of groups of punching holes 7 are formed in one end, close to the upper die 5, of the lower die 3, the plurality of groups of punching holes 7 extend to the inside of the lower die 3 and are connected through a connecting groove 8, a connecting block 9 is connected with the punching holes 7 through a pressing block 10, and a connecting rod 11 is fixedly connected to the outer side, close to the connecting block 9, of the connecting plate 2, of the connecting block extends to the lower die 3.
Referring to fig. 1-2, the size of the inner structure of the punching hole 7 is designed corresponding to the size of the outer structure of the extrusion block 10, and the connection mode of the punching hole 7 and the extrusion block 10 is sliding connection, the extrusion block 10 is connected with the punching hole 7, so that the connection block 9 can be connected with the punching hole 7, when the upper die 5 extrudes the lower die 3, the connection block 9 is driven to displace through the connection rod 11, so that the extrusion block 10 can displace, and parts inside the punching hole 7 can be guided out through the extrusion block 10, so that the drawing is convenient.
Referring to fig. 1-2, sliding grooves 12 are formed in the lower mold 3 and located on two sides of the connecting groove 8, sliding rods 13 are slidably connected in the sliding grooves 12, the outer structure of the sliding rods 13 is designed to correspond to the inner structure of the sliding grooves 12, the sliding grooves 12 are connected with the sliding rods 13, the sliding grooves 12 can be connected with the connecting plate 2, and accordingly the lower mold 3 can be connected with the connecting plate 2.
Referring to fig. 1-2, the lower die 3 is connected with the connecting plate 2 through a sliding rod 13, a compression spring 14 is sleeved outside the sliding rod 13 and between the lower die 3 and the connecting plate 2, and when the lower die 3 is extruded by the upper die 5 to punch holes, the lower die 3 is extruded by the compression spring 14, and the stability of displacement of the lower die 3 is increased through the sliding rod 13, so that the lower die 3 can be reset, and subsequent punching operation can be facilitated.
Referring to fig. 1-2, the connecting rod 11 is connected with the lower die 3 in a sliding manner, and the connecting rod 11 is connected with the connecting plate 2 through a supporting block, when the lower die 3 is displaced, the connecting block 9 can be limited through the connecting rod 11, so that the connecting block 9 can be kept in place, and the extrusion block 10 can guide out the internal parts of the punching hole 7.
Referring to fig. 1 and 3, both sides of the lower mold 3 and the top of the bottom plate body 1 are fixedly connected with fixing blocks 15, both ends of the upper mold 5, which are close to the two groups of fixing blocks 15, are fixedly connected with limiting blocks 16, both ends of the bottom plate body 1, which are close to the two groups of fixing plates 6, are fixedly connected with supporting pieces 17, and when a part to be punched is placed between the upper mold 5 and the lower mold 3, the fixing blocks 15 and the limiting blocks 16 are contacted with the upper side and the lower side of the part, so that the part can be limited.
Referring to fig. 1 and 3, one end of the supporting member 17, which is close to the fixed block 15, is rotatably connected with the driving rod 18, the outer side of the driving rod 18 is rotatably connected with the connecting member 19, one end of the connecting member 19, which is far away from the driving rod 18, is rotatably connected with the moving rod 20, the fixed plate 6 is slidably connected with the moving rod 20 through the limiting ring 21, the limiting groove 4 is formed in the limiting block 16, the connecting member 19 is connected with the limiting groove 4 through the moving rod 20, when the part is limited, the driving rod 18 is rotated to drive the connecting member 19 to displace, so that the connecting member 19 can drive the moving rod 20 to displace, the moving rod 20 can be limited through the limiting ring 21, the moving rod 20 can be displaced to the inside of the limiting groove 4, so that the moving rod 20 can be in contact with the part, the part can be limited, and the part is prevented from being offset when the part is punched, and the punching effect is influenced.
The implementation principle of the utility model is as follows: when the upper die 5 extrudes the lower die 3, can carry out spacingly through the connecting rod 11, make the connecting rod 9 can keep the normal position, make the extrusion piece 10 can be with the inside part guide out of punching press hole 7, can export the inside part of punching press hole 7 through the extrusion piece 10, conveniently take, when the upper die 5 extrudes the lower die 3 and punches a hole and accomplish, extrude the lower die 3 through compression spring 14, increase the stability of lower die 3 displacement through slide bar 13, make the lower die 3 reset, thereby can make things convenient for subsequent punching operation, when spacing to the part, rotate actuating lever 18 and drive connecting piece 19 and carry out the displacement, make connecting piece 19 can drive movable rod 20 and carry out the displacement, can carry out spacingly to movable rod 20 through spacing collar 21, make movable rod 20 can carry out steady displacement, move movable rod 20 to the inside of spacing groove 4, make movable rod 20 can contact with the part, thereby can carry out spacingly to the part, prevent that the part from shifting, when punching a hole, the effect of influence appears.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (7)
1. The utility model provides a pre-punching die structure, includes bottom plate main part (1), its characterized in that: the top fixedly connected with connecting plate (2) of bottom plate main part (1), the one end that bottom plate main part (1) was kept away from to connecting plate (2) is equipped with bed die (3), the one end that connecting plate (2) was kept away from to bed die (3) is equipped with bed die (5), the one end fixedly connected with fixed plate (6) that bed die (3) was kept away from to bed die (5), multiunit punching press hole (7) have been seted up to the one end that bed die (3) was close to bed die (5), and multiunit punching press hole (7) extend to the inside of bed die (3) and are connected through spread groove (8), the inside sliding connection of spread groove (8) has connecting block (9), connecting block (9) are connected with punching press hole (7) through extrusion piece (10), just connecting block (9) are close to the outside fixedly connected with connecting rod (11) that the one end of connecting plate (2) extends to bed die (3).
2. A pre-punching die structure according to claim 1, characterized in that: the size of the inner structure of the punching hole (7) is designed corresponding to the size of the outer structure of the extrusion block (10), and the connection mode of the punching hole (7) and the extrusion block (10) is sliding connection.
3. A pre-punching die structure according to claim 1, characterized in that: the inside of bed die (3) and be located both sides of spread groove (8) and all offered sliding tray (12), the inside sliding connection of sliding tray (12) has slide bar (13), the external structure size of slide bar (13) is corresponding design with the internal structure size of sliding tray (12).
4. A pre-punching die structure according to claim 3, characterized in that: the lower die (3) is connected with the connecting plate (2) through a sliding rod (13), and a compression spring (14) is sleeved outside the sliding rod (13) and between the lower die (3) and the connecting plate (2).
5. A pre-punching die structure according to claim 1, characterized in that: the connecting rod (11) is connected with the lower die (3) in a sliding mode, and the connecting rod (11) is connected with the connecting plate (2) through a supporting block.
6. A pre-punching die structure according to claim 1, characterized in that: the two sides of the lower die (3) are fixedly connected with fixing blocks (15) at the top of the bottom plate main body (1), limiting blocks (16) are fixedly connected to the two ends, close to the two groups of fixing blocks (15), of the upper die (5), and supporting pieces (17) are fixedly connected to the two ends, close to the two groups of fixing plates (6), of the bottom plate main body (1).
7. The pre-punching die structure according to claim 6, wherein: the one end that support piece (17) is close to fixed block (15) rotates and is connected with actuating lever (18), the outside of actuating lever (18) rotates and is connected with connecting piece (19), one end that actuating lever (18) was kept away from to connecting piece (19) rotates and is connected with movable rod (20), fixed plate (6) carry out sliding connection with movable rod (20) through spacing ring (21), spacing groove (4) have been seted up to the inside of stopper (16), connecting piece (19) are connected with spacing groove (4) through movable rod (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321785570.7U CN220406816U (en) | 2023-07-06 | 2023-07-06 | Pre-punching die structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321785570.7U CN220406816U (en) | 2023-07-06 | 2023-07-06 | Pre-punching die structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220406816U true CN220406816U (en) | 2024-01-30 |
Family
ID=89654136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321785570.7U Active CN220406816U (en) | 2023-07-06 | 2023-07-06 | Pre-punching die structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220406816U (en) |
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2023
- 2023-07-06 CN CN202321785570.7U patent/CN220406816U/en active Active
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