CN220515209U - Clamp middle part arc indent forming die - Google Patents
Clamp middle part arc indent forming die Download PDFInfo
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- CN220515209U CN220515209U CN202322129859.XU CN202322129859U CN220515209U CN 220515209 U CN220515209 U CN 220515209U CN 202322129859 U CN202322129859 U CN 202322129859U CN 220515209 U CN220515209 U CN 220515209U
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- 238000007789 sealing Methods 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 22
- 238000000465 moulding Methods 0.000 abstract description 4
- 230000005389 magnetism Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a clamp middle arc-shaped concave forming die. It has solved the technical problem of current forming die. The clamp middle part arc indent forming die includes: the upper end of the lower module is provided with a flat surface, the middle part of the lower module is provided with an arc-shaped cavity which is axially concave, and positioning columns are arranged at intervals on the edges of two sides of the arc-shaped cavity; go up the module, be connected with and push down the driver and correspond the setting and be in the top of module down, go up the module and be equipped with outstanding and correspond the arc convex part that sets up with the arc chamber, go up the module and still elastic connection have can follow the annular buffer block that arc convex part circumference outer wall removed. The utility model has the advantages that: the arc-shaped protruding part is pressed down on the middle part of the strip-shaped material sheet during die assembly to prevent the two ends of the strip-shaped material sheet from upwarping, so that the consistency of clamp molding is realized, the molding end part of the protruding step block of the strip-shaped material sheet is attached to the bottom of the annular buffer block, and the molding end part of the strip-shaped material sheet is prevented from being exposed and suspended to be damaged by external force.
Description
Technical Field
The utility model belongs to the field of forming dies, and relates to a clamp middle arc-shaped concave forming die.
Background
For example, chinese patent literature discloses a novel clamp stamping forming die [202020820853.0], which comprises a base, be equipped with first lower mould spacing seat and the spacing seat of second lower mould on the base, be equipped with first lower mould and second lower mould on the spacing seat of first lower mould and the spacing seat of second lower mould respectively, have clamp shaping die cavity between first lower mould and the second lower mould, be equipped with lower mould backing plate and elastic mechanism below first lower mould and the second lower mould, be equipped with first backup pad and second backup pad on the base, be equipped with the cylinder in the second backup pad, be connected with the connecting seat on the cylinder, be equipped with the moulding-die in the below of connecting seat, the moulding-die has a cavity inner chamber, it has two or more sliding grooves to open on the lateral wall of moulding-die, be equipped with the magnetism slider in the cavity inner chamber, be connected with the push rod on the magnetism slider, be equipped with the fixed magnetic block that repels with magnetism slider magnetic pole in the first backup pad, magnetism slider is equipped with first spring in the one side of keeping away from fixed magnetic block.
The technical scheme has the defects that: in the forming process, positioning of two ends of the arc-shaped section is lacked, the two ends of the arc-shaped section warp upwards after the middle part is stressed, the forming consistency is poor, the stripping structure is complex, and the stripping efficiency is low.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provides an arc-shaped concave forming die for the middle part of a clamp.
The aim of the utility model can be achieved by the following technical scheme:
the clamp middle part arc indent forming die includes:
the upper end of the lower module is provided with a flat surface, the middle part of the lower module is provided with an arc-shaped cavity which is axially concave, and positioning columns are arranged at intervals on the edges of two sides of the arc-shaped cavity;
go up the module, be connected with and push down the driver and correspond the setting and be in the top of module down, it is equipped with outstanding and the arc convex part that corresponds the setting with the arc chamber to go up the module, go up the module and still elastic connection have the annular buffer block that can follow arc convex part circumference outer wall and remove, when last module and lower module separation state, the lower extreme height of annular buffer block is not higher than the height of arc convex part, when last module and lower module begin the compound die, annular buffer block elasticity laminating all the time on the level surface of arc chamber circumference edge.
Further, the middle part of lower module is equipped with outstanding step piece, step piece circumference edge is the level surface and is equipped with concave arc chamber.
Further, the circumferential edge of the annular buffer block is larger than the circumferential edge of the step block.
Further, the upper module is provided with a guide groove on the outer side of the circumference of the arc-shaped convex part, and one end of the guide groove, which is close to the arc-shaped convex part, is provided with a radial inward annular shoulder.
Further, one end of the guide groove, which is close to the annular shoulder, is provided with an inclined part which is inclined inwards from top to bottom in the radial direction.
Further, one end of the guide groove far away from the annular shoulder is provided with a sealing block connected with the upper module.
Further, at least two mounting blind holes are arranged in the middle of the sealing block, and springs for connecting the sealing block and the annular buffer block are arranged in the mounting blind holes.
Further, the bottom of the annular buffer block is provided with a yielding groove which is correspondingly arranged with the positioning column.
Compared with the prior art, the clamp middle arc indent forming die is initially positioned through the positioning column, and meanwhile, the annular buffer block is pressed down at the two ends of the strip-shaped material sheet in advance, so that the arc-shaped protruding part is pressed down on the middle of the strip-shaped material sheet to prevent the two ends of the strip-shaped material sheet from being tilted upwards during die assembly, the clamp forming consistency is realized, the forming end part of the strip-shaped material sheet protruding step block is attached to the bottom of the annular buffer block, and the forming end part of the strip-shaped material sheet is prevented from being exposed and suspended to be damaged by external force.
Drawings
Fig. 1 is a schematic diagram showing a separation state of an arc-shaped concave forming die in the middle of a clamp.
Fig. 2 is a schematic diagram showing a mold clamping state of the arc-shaped concave forming mold in the middle part of the clamp of fig. 1.
Fig. 3 is a schematic plan view of a lower die block of the clip middle arc-shaped concave forming die of fig. 1.
In the figure, 10, lower module; 11. a step block; 12. leveling the surface; 13. an arc-shaped cavity; 14. positioning columns; 20. an upper module; 21. a push-down driver; 22. an arc-shaped convex part; 23. a guide groove; 24. an annular shoulder; 25. an inclined portion; 26. a closing block; 27. installing a blind hole; 28. a spring; 30. an annular buffer block; 31. and (5) giving way.
Detailed Description
Example 1
Please refer to fig. 1 to 3, which are schematic diagrams of a clip middle arc-shaped concave forming mold according to the present utility model. This clamp middle part arc indent forming die includes: the lower module 10, the upper module 20 set up above the upper module 20, the lower driver 21 to drive the upper module 20 to lower and lower the module 10 and compound the die. In this embodiment, the band is formed by a strip-shaped metal sheet, which has corresponding metal ductility, and through holes are formed at two ends of the strip-shaped sheet, and it is conceivable that the arc-shaped concave forming mold for the middle part of the band further includes other functional components and specific structures, such as an electrical connection component, a mounting structure, etc., which are all known technologies by those skilled in the art, and therefore will not be described in detail herein.
The bottom of the lower module 10 is fixed on the equipment machine, and the whole lower module 10 is in a fixed state, so that the stability of pressing force is ensured. In the embodiment, a protruding step block 11 is arranged in the middle of the lower module 10, the circumferential edge of the step block 11 is a flat surface 12 and is provided with an arc-shaped cavity 13 which is axially concave, and positioning columns 14 are arranged at intervals on the flat surface 12 of the circumferential edge of the step block 11 and on the edges of two sides of the arc-shaped cavity 13; and the positioning columns 14 are axially arranged along the arc-shaped cavity 13, through holes at two ends of the strip-shaped material sheet are correspondingly sleeved on the positioning columns 14, two ends of the strip-shaped material sheet horizontally protrude out of the end surfaces of the step blocks 11, the middle part of the strip-shaped material sheet is suspended above the arc-shaped cavity 13, and the preliminary positioning of a plurality of strip-shaped material sheets on the lower module 10 is formed.
The upper module 20 is correspondingly arranged above the lower module 10, the upper module 20 is connected with a pressing driver 21, the pressing driver 21 is an oil cylinder, and the oil cylinder drives the upper module 20 to descend and the lower module 10 to be assembled. The upper module 20 is provided with an arc-shaped convex part 22 which protrudes and is arranged corresponding to the arc-shaped cavity 13, the arc-shaped convex part 22 is pressed down on the strip-shaped material sheet, and the strip-shaped material sheet is extruded into the arc-shaped cavity 13 to finish extrusion molding.
The upper module 20 is provided with a guide groove 23 located on the circumferential outer side of the arc-shaped convex part 22, and one end, close to the arc-shaped convex part 22, of the guide groove 23 is provided with a radial inward annular shoulder 24. The guide groove 23 is internally provided with an annular buffer block 30 capable of moving along the circumferential outer wall of the arc-shaped convex part 22, one end, far away from the annular shoulder 24, of the guide groove 23 is provided with a sealing block 26 connected with the upper module 20, and the design of the guide groove 23 and the sealing block 26 is beneficial to the embedded installation of the annular buffer block 30. At least two mounting blind holes 27 are arranged in the middle of the sealing block 26, and springs 28 for connecting the sealing block 26 and the annular buffer block 30 are arranged in the mounting blind holes 27, and the design of the mounting blind holes 27 is suitable for guiding retraction of the springs 28, and meanwhile, the compression upper limit of the springs 28 is provided, so that the springs 28 are prevented from being excessively extruded and damaged.
When the upper module 20 and the lower module 10 are in a separated state, the elastic force of the spring 28 presses the annular buffer block 30 to be abutted in the annular shoulder 24, the lower end of one end of the annular buffer block 30 extending out of the guide groove 23 is not higher than the arc-shaped convex part 22, when the upper module 20 and the lower module 10 are close to each other in die assembly, the annular buffer block 30 is pressed down at two ends of a strip-shaped tablet in advance, the arc-shaped convex part 22 is pressed down on the middle of the strip-shaped tablet in die assembly, and the two ends of the strip-shaped tablet are prevented from rising up, so that the consistency of clamp molding is realized.
The one end that guide slot 23 is close to annular convex shoulder 24 is equipped with by last radial inwards slope's of to lower tilting portion 25, and annular is slowly pressed portion and tilting portion 25 match and set up, more do benefit to the annular and slowly press the accuracy that the guide slot 23 was stretched out to the portion, avoid influencing the shaping stretching effect of strip material piece, annular slowly press the portion and can accurately push down the phase joint at arc chamber 13 and level face 12.
When the upper module 20 and the lower module 10 start to be assembled, the annular buffer block 30 is elastically attached to the flat surface 12 at the circumferential edge of the arc-shaped cavity 13 all the time, the flat surface 12 at the forming end part of the strip-shaped material sheet is guaranteed, the circumferential edge of the annular buffer block 30 is larger than the circumferential edge of the step block 11, in the assembly process, the forming end part of the strip-shaped material sheet protruding step block 11 is guaranteed to be attached to the bottom of the annular buffer block 30, and the forming end part of the strip-shaped material sheet is prevented from being exposed and suspended to be damaged by external force. After the strip-shaped material sheet is formed, the annular buffer block 30 is separated from the forming end part of the strip-shaped material sheet, and protrudes out of the forming end part of the strip-shaped material sheet of the step block 11, so that the stripping process after forming is facilitated.
The annular buffer block 30 bottom is equipped with the groove 31 of stepping down that corresponds the setting with reference column 14, and in this embodiment, the height of reference column 14 is greater than the thickness of bar tablet, and after the location, reference column 14 still partly outstanding in the bar tablet, through reference column 14 correspond embedding step down in groove 31 effectively avoid the compound die to interfere.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (8)
1. Clamp middle part arc indent forming die, its characterized in that, clamp middle part arc indent forming die includes:
the upper end of the lower module is provided with a flat surface, the middle part of the lower module is provided with an arc-shaped cavity which is axially concave, and positioning columns are arranged at intervals on the edges of two sides of the arc-shaped cavity;
go up the module, be connected with and push down the driver and correspond the setting and be in the top of module down, it is equipped with outstanding and the arc convex part that corresponds the setting with the arc chamber to go up the module, go up the module and still elastic connection have the annular buffer block that can follow arc convex part circumference outer wall and remove, when last module and lower module separation state, the lower extreme height of annular buffer block is not higher than the height of arc convex part, when last module and lower module begin the compound die, annular buffer block elasticity laminating all the time on the level surface of arc chamber circumference edge.
2. The clamp middle arc concave forming die according to claim 1, wherein the middle of the lower module is provided with a protruding step block, and the circumferential edge of the step block is a flat surface and is provided with a concave arc cavity.
3. The clip middle arc indent forming die of claim 2, wherein the circumferential edge of the annular buffer is larger than the circumferential edge of the step block.
4. The arc-shaped concave forming die for the middle part of the clamping hoop according to claim 1, wherein the upper die block is provided with a guide groove on the outer side of the circumference of the arc-shaped convex part, and one end of the guide groove, which is close to the arc-shaped convex part, is provided with a radial inward annular shoulder.
5. The clip middle arc concave forming mold according to claim 4, wherein the guide groove is provided with an inclined portion inclined radially inward from top to bottom at one end near the annular shoulder.
6. The clip middle arc concave forming mold according to claim 4, wherein one end of the guide groove far away from the annular shoulder is provided with a closing block connected with the upper module.
7. The arc-shaped indent forming die for the middle part of the clamping band according to claim 6, wherein at least two mounting blind holes are arranged in the middle of the sealing block, and springs for connecting the sealing block and the annular buffer block are arranged in the mounting blind holes.
8. The arc-shaped indent forming die for the middle part of the clamping hoop according to claim 1, wherein a relief groove which is arranged corresponding to the positioning column is arranged at the bottom of the annular buffer block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322129859.XU CN220515209U (en) | 2023-08-09 | 2023-08-09 | Clamp middle part arc indent forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322129859.XU CN220515209U (en) | 2023-08-09 | 2023-08-09 | Clamp middle part arc indent forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220515209U true CN220515209U (en) | 2024-02-23 |
Family
ID=89939623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322129859.XU Active CN220515209U (en) | 2023-08-09 | 2023-08-09 | Clamp middle part arc indent forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220515209U (en) |
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2023
- 2023-08-09 CN CN202322129859.XU patent/CN220515209U/en active Active
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