CN211637929U - Puncture stamping structure of long PIN terminal - Google Patents
Puncture stamping structure of long PIN terminal Download PDFInfo
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- CN211637929U CN211637929U CN202020005598.4U CN202020005598U CN211637929U CN 211637929 U CN211637929 U CN 211637929U CN 202020005598 U CN202020005598 U CN 202020005598U CN 211637929 U CN211637929 U CN 211637929U
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- die
- plate
- block
- pin terminal
- long pin
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- 238000003825 pressing Methods 0.000 claims abstract description 27
- 238000004080 punching Methods 0.000 claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000000047 product Substances 0.000 description 17
- 239000000463 material Substances 0.000 description 14
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000010008 shearing Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
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- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The piercing and stamping structure for the long PIN terminal is characterized in that an upper die insert is arranged between an upper clamping plate and a middle die plate, a middle die insert which is arranged at the outer part of the lower end of the upper die insert in a sleeved mode is arranged in the middle die plate, a lower die floating block which can elastically move up and down is arranged in the lower die plate correspondingly, a lower die punch which is abutted to the long PIN terminal is arranged in the lower die plate correspondingly, a middle die edge is arranged in the upper die insert, an upper pressing block which can move up and down is also arranged in the upper die insert, and the upper pressing block penetrates through the middle die edge and is abutted to the long PIN terminal. The utility model discloses a brand-new punching press structure that punctures can reduce its production cost of maintenance, improves long stitch product quality, improves advantages such as production efficiency.
Description
Technical Field
The utility model relates to the technical field of mold, in particular to puncture stamping structure of long PIN terminal.
Background
The stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping processing, and is called a cold stamping die (commonly called a cold stamping die). At present, stamping die wide application in each trade, the product of production is diversified, and the blanking structure is used often in the punching press modulus of continuity and is bent the shaping, and traditional technical scheme has two kinds: one is to punch one side of the stitch and then punch the other side, which easily causes the stitch to be turned over, causing unstable stitch width and stitch deflection of the product. The other type is a conventional puncturing structure, and two sides are punched simultaneously, so that although the stitch width is stably improved and the skew rate is reduced, the cantilever of the knife edge is easy to crack in the actual production process due to the fact that the knife edge is provided with the long cantilever with weaker strength, the production and maintenance cost is high, and the production efficiency is low.
Disclosure of Invention
An object of the utility model is to prior art's defect and not enough, provide a puncture stamping structure of long PIN terminal, through brand-new puncture structure, the edge of a knife no longer has long cantilever to exist, has reduced production cost of maintenance by a wide margin when having improved long stitch product quality and production efficiency.
The utility model discloses a following technical scheme realizes: the punching die comprises an upper die base, an upper base plate, an upper clamping plate, a middle die base plate, a middle die plate, a lower base plate and a lower die base which are sequentially arranged from top to bottom, wherein a long PIN terminal is arranged between the middle die plate and the lower die plate, an upper die insert is arranged between the upper clamping plate and the middle die plate, a middle die insert which is sleeved outside the lower end of the upper die insert is arranged in the middle die plate and corresponds to a lower die floating block which is arranged in the lower die plate and can elastically move up and down, a lower die punch which is abutted to the long PIN terminal is arranged in the lower die plate and corresponds to a middle die edge arranged in the upper die insert, an upper pressing block which can move up and down is also arranged in the upper die insert, and the upper pressing block penetrates through the middle die edge and is abutted to the.
In the piercing and stamping structure of the long PIN terminal, the lower die base is internally provided with a top plate capable of elastically moving up and down, and a plurality of floating block ejector rods are arranged between the lower die floating block and the top plate.
In the piercing and stamping structure of the long PIN terminal, a lower die fixing block is arranged below the lower die floating block in the lower die plate, the lower end of the floating block ejector rod is connected to the top of the top plate, and the upper end of the floating block ejector rod penetrates through the lower backing plate and the lower die fixing block to be connected to the bottom of the lower die floating block.
In the piercing and stamping structure of the long PIN terminal, a spring is arranged between the bottom of the top plate and the lower die base, lower die ejector rods are arranged at two ends of the top plate, and the lower die ejector rods penetrate through the lower backing plate and the lower die plate to be abutted to middle die ejector rods in the middle die plate.
In the piercing and stamping structure of the long PIN terminal, an upper die ejector rod capable of elastically moving up and down is arranged between the upper die base and the upper pressing block, the upper end of the upper die ejector rod is connected with the upper die base, and the lower end of the upper die ejector rod is connected with the upper pressing block.
In the puncture stamping structure of the long PIN terminal, an upper die fixing block is arranged above the inner part of the upper die insert, a middle die blade is arranged below the inner part of the upper die insert, a cushion block is connected to the upper end of the upper pressing block, and the cushion block is arranged in a containing chute formed in the upper end of the upper die fixing block and can drive the upper pressing block to move up and down along the containing chute.
In the piercing and stamping structure of the long PIN terminal, an inner cushion block is arranged between the upper die fixing block and the middle die edge in the upper die insert, and the upper pressing block penetrates through the inner cushion block.
In the piercing and stamping structure of the long PIN terminal, a spring is arranged between the upper end of the upper die ejector rod and the upper die base, and the lower end of the upper die ejector rod penetrates through the upper backing plate to be connected with the cushion block.
In the piercing and stamping structure of the long PIN terminal, the upper clamping plate, the upper backing plate and the upper die base are fixedly connected, the middle die plate is fixedly connected with the middle die backing plate, and the lower die plate, the lower backing plate and the lower die base are fixedly connected.
Compared with the prior art, the utility model profitable effect is: by puncturing and blanking simultaneously, the phenomenon that the shearing force on two sides is uneven to cause product blanking and material turning is avoided; the fine punch and the middle die knife edge are protected by the lower die floating block and the upper pressing block, so that the punch and the knife edge are prevented from being broken and damaged due to insufficient strength, the service life is prolonged, and the production efficiency is improved; and make the product even and receive the shearing force simultaneously, avoid both sides shearing force inhomogeneous to lead to the product unloading stirring, also effectual control the width of stitch, improved product quality, promoted the qualification rate of product.
Drawings
Fig. 1 is a schematic structural diagram of a long PIN terminal according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the embodiment of the present invention in a mold;
fig. 3 is a schematic diagram of the state of the embodiment of the present invention before stamping;
fig. 4 is a schematic diagram of the state after stamping according to the embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-4, what this embodiment provided is a punching press structure that punctures of long PIN terminal, stamping die includes from last upper die base 1, upper padding plate 2, punch holder 3, well die backing plate 4, well die plate 5, lower bolster 6, lower bolster 7 and the die holder 8 that sets gradually down, be equipped with long PIN terminal 9 between well die plate 5 and the lower bolster 6, punch holder 3, upper padding plate 2, 1 three fixed connection of upper die base, well die plate 5 and well die backing plate 4 fixed connection, lower bolster 6, lower bolster 7, 8 three fixed connection of die holder. The stamping die is divided into an upper die, a middle die and a lower die, wherein the upper die and the middle die can move up and down relative to the lower die, and the middle die can move up and down relative to the upper die.
Specifically, an upper die insert 10 is arranged between the upper clamping plate 3 and the middle die plate 5, a middle die insert 11 sleeved outside the lower end of the upper die insert 10 is arranged in the middle die plate 5, a lower die floating block 12 capable of elastically moving up and down is arranged in the corresponding lower die plate 6, a lower die punch 13 which is abutted against the long PIN terminal 9 is arranged in the lower die plate 6, a middle die edge 14 is arranged in the corresponding upper die insert 10, an upper pressing block 15 capable of moving up and down is further arranged in the upper die insert 10, and the upper pressing block 15 penetrates through the middle die edge 14 to be abutted against the long PIN terminal 9. Before punching, the lower die floating block 12 is protruded above the upper surface of the lower die plate 6 by a spring (not shown), and the upper swaging block 15 is protruded below the lower surface of the middle die plate 5. Well mould mold insert 11 is used for pushing down lower mould floating block 12 and suppression and treats to cut long PIN terminal 9, treat simultaneously to cut PIN terminal 9 and pressed all the time by last briquetting 15 for the blank in-process is waited to cut the terminal and is had higher stability, lower mould punch 13 is used for pricking the adjacent both sides waste material of product in the cooperation of well mould edge of a knife 14, make the product can be simultaneously and even receive the shearing force, avoid appearing the condition of terminal stirring and normal position degree deviation, be favorable to promoting product quality, and the production efficiency is improved.
A top plate 16 which can elastically move up and down is arranged in the lower die base 8, and a plurality of floating block ejector rods 17 are arranged between the lower die floating block 12 and the top plate 16. A lower die fixing block 18 is arranged below the lower die floating block 12 in the lower die plate 7, the lower end of a floating block ejector rod 17 is connected to the top of the top plate 16, and the upper end of the floating block ejector rod 17 penetrates through the lower backing plate 7 and the lower die fixing block 18 to be connected to the bottom of the lower die floating block 12. A spring (not shown) is arranged between the bottom of the top plate 16 and the lower die base 8, lower die ejector rods 19 are arranged at two ends of the top plate 16, and the lower die ejector rods 19 penetrate through the lower backing plate 7 and the lower die plate 6 to be abutted against a middle die ejector rod 20 in the middle die plate 5. Middle mould ejector pin 20 cooperates lower mould ejector pin 19 and is used for pushing down roof 16, roof 16 can reset under the effect of spring, lower mould fixed block 18 both plays the effect of supporting lower mould floating block 12, can play the effect of direction floating block ejector pin 17 motion again, prevents the motion deviation, roof 16 can drive lower mould floating block 12 downstream through floating block ejector pin 17 and simultaneously middle mould mold insert 11 pushes down lower mould floating block 12, makes lower mould floating block 12 contradict on lower mould fixed block 18, and compresses tightly the product.
An upper die ejector rod 21 capable of elastically moving up and down is arranged between the upper die base 1 and the upper material pressing block 15, the upper end of the upper die ejector rod 21 is connected with the upper die base 1, and the lower end of the upper die ejector rod 21 is connected with the upper material pressing block 15. An upper die fixing block 22 is arranged above the inner portion of the upper die insert 10, the middle die blade 14 is arranged below the inner portion of the upper die insert 10, the upper end of the upper material pressing block 15 is connected with a cushion block 23, and the cushion block 23 is arranged in a containing sliding groove 221 formed in the upper end of the inner portion of the upper die fixing block 22 and can drive the upper material pressing block 15 to move up and down along the containing sliding groove 221. An inner cushion block 24 is arranged between the upper die fixing block 22 and the middle die blade 14 in the upper die insert 10, and the upper pressing block 15 penetrates through the inner cushion block 24. A spring (not shown) is arranged between the upper end of the upper die ejector rod 21 and the upper die base 1, and the lower end of the upper die ejector rod 21 penetrates through the upper backing plate 2 to be connected with the cushion block 23. Interior cushion 24 plays the effect of pressing material piece 15 motion in the direction, it is crooked to avoid going up pressing material piece 15, the upper end of going up pressing material piece 15 is equipped with cushion 23, cushion 23 moves in holding spout 221, it is connected with last pressing material piece 15 through cushion 23 to go up mould ejector pin 21, can avoid influencing material loading briquetting 15, the life of extension material loading briquetting 15, make things convenient for the later maintenance to change, cushion 23 plays the effect of the motion stroke of pressing material piece 15 in the control with holding spout 221 in addition, when cushion 23 with hold spout 221 interior top conflict, prove to go up pressing material piece 15 and suppress the product and target in place.
The utility model discloses specific working process as follows: the die descends under the pressure of the punch press, the middle die ejector rod 20 firstly presses the lower die ejector rod 19 downwards, the top plate 16 moves downwards, and the lower die floating block 12 is pulled to descend through the lower die ejector rod 19; the mould continues to descend, the upper mould part of the mould moves downwards relative to the middle mould part, the upper pressing block 15 presses the product until the product is tightly attached to the middle mould knife edge 14, and the upper pressing block 15 is pressed by extrusion force to push the upper mould ejector rod 21 through the cushion block 23; the mould continues to descend, and the lower mould punch 13 punches the product appearance waste material until cutting off; thereafter the die is moved upwards by the punch until the lower die punch 13 and the middle die blade 14 are completely released from the product.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.
Claims (9)
1. The punching structure is characterized in that an upper die insert is arranged between the upper die plate and the middle die plate, a middle die insert sleeved outside the lower end of the upper die insert is arranged in the middle die plate, a lower die floating block capable of elastic movement up and down is arranged in the corresponding lower die plate, a lower die punch which is in contact with the long PIN terminal is arranged in the lower die plate, a middle die edge is arranged in the corresponding upper die insert, an upper pressing block capable of elastic movement up and down is further arranged in the upper die insert, and the upper pressing block penetrates through the middle die edge and is in contact with the long PIN terminal.
2. The structure of claim 1, wherein a top plate capable of elastically moving up and down is arranged in the lower die holder, and a plurality of floating block push rods are arranged between the lower die floating block and the top plate.
3. The long PIN terminal piercing and stamping structure of claim 2, wherein a lower die fixing block is arranged below the lower die floating block in the lower die plate, the lower end of the floating block ejector rod is connected to the top of the top plate, and the upper end of the floating block ejector rod penetrates through the lower backing plate and the lower die fixing block to be connected to the bottom of the lower die floating block.
4. The long PIN terminal piercing and stamping structure of claim 3, wherein a spring is arranged between the bottom of the top plate and the lower die holder, lower die ejector rods are arranged at two ends of the top plate, and the lower die ejector rods penetrate through the lower backing plate and the lower die plate to be abutted to middle die ejector rods in the middle die plate.
5. The structure for piercing and punching a long PIN terminal according to claim 1, wherein an upper die ejector rod capable of elastically moving up and down is provided between the upper die holder and the upper swaging block, an upper end of the upper die ejector rod is connected to the upper die holder, and a lower end of the upper die ejector rod is connected to the upper swaging block.
6. The structure for piercing and punching a long PIN terminal according to claim 5, wherein an upper die fixing block is disposed above an inner portion of the upper die insert, the middle die edge is disposed below the inner portion of the upper die insert, a cushion block is connected to an upper end of the upper swaging block, and the cushion block is disposed in a containing chute formed in the upper end of the upper die fixing block and can drive the upper swaging block to move up and down along the containing chute.
7. The long PIN terminal piercing and stamping structure of claim 6, wherein an inner cushion block is arranged between the upper die fixing block and the middle die blade in the upper die insert, and the upper swaging block penetrates through the inner cushion block.
8. The long PIN terminal piercing and stamping structure of claim 7, wherein a spring is disposed between an upper end of the upper die ejector rod and the upper die base, and a lower end of the upper die ejector rod penetrates through the upper backing plate and is connected with the cushion block.
9. The long PIN terminal piercing and stamping structure of claim 1, wherein the upper clamping plate, the upper backing plate and the upper die base are fixedly connected, the middle die plate is fixedly connected with the middle die backing plate, and the lower die plate, the lower backing plate and the lower die base are fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020005598.4U CN211637929U (en) | 2020-01-03 | 2020-01-03 | Puncture stamping structure of long PIN terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020005598.4U CN211637929U (en) | 2020-01-03 | 2020-01-03 | Puncture stamping structure of long PIN terminal |
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| Publication Number | Publication Date |
|---|---|
| CN211637929U true CN211637929U (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020005598.4U Active CN211637929U (en) | 2020-01-03 | 2020-01-03 | Puncture stamping structure of long PIN terminal |
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| Country | Link |
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| CN (1) | CN211637929U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112845802A (en) * | 2021-03-05 | 2021-05-28 | 合兴汽车电子股份有限公司 | Blanking assembly, blanking die and blanking process |
-
2020
- 2020-01-03 CN CN202020005598.4U patent/CN211637929U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112845802A (en) * | 2021-03-05 | 2021-05-28 | 合兴汽车电子股份有限公司 | Blanking assembly, blanking die and blanking process |
| CN112845802B (en) * | 2021-03-05 | 2024-11-19 | 合兴汽车电子股份有限公司 | A punching component, a punching die and a punching process |
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