CN218775506U - Crown type retainer transfer die - Google Patents
Crown type retainer transfer die Download PDFInfo
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- CN218775506U CN218775506U CN202221670439.1U CN202221670439U CN218775506U CN 218775506 U CN218775506 U CN 218775506U CN 202221670439 U CN202221670439 U CN 202221670439U CN 218775506 U CN218775506 U CN 218775506U
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Abstract
The utility model provides a crown-shaped retainer transfer die, which comprises an upper die and a lower die, wherein the upper die and the lower die are sequentially provided with a blanking unit, a positioning hole and inner hole punching unit, a finish cutting appearance unit, a stretching unit, a side hole turning unit and a bottom hole cutting unit; the blanking unit is used for punching circular blanking, the circular blanking is transmitted to the positioning hole punching and inner hole punching unit for punching, a punched part is precisely cut by the precise cutting appearance unit to form a semi-finished product, the semi-finished product is stretched and leveled by the stretching unit, the stretched semi-finished product is punched and cut by the side-flanging hole punching unit, and the bottom hole is punched by the bottom hole cutting unit, so that the product is hollow to form a final product.
Description
Technical Field
The utility model belongs to the technical field of keep ware processing, concretely relates to hat type keeps ware transfer die.
Background
At present, the production process of the curved crown type bearing retainer is a single-process production, the whole production process consists of four processes, namely blanking, deep drawing, side hole flanging and bottom hole cutting, each process needs a separate die, a punch press and an operator to complete, and the three processes except the first-step blanking, which can be automatically fed, need the operator to manually put a semi-finished product into the die and then manually operate the punch press to complete;
the existing production process of the crown-shaped retainer comprises the steps of blanking, deep drawing, side hole flanging, bottom hole cutting and multiple production processes of an old mold, so that the efficiency is low and the personnel participation degree is high.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, according to some embodiments, the utility model adopts the following technical scheme: a crown retainer transfer die comprises an upper die and a lower die, wherein a blanking unit, a positioning hole punching unit, an inner hole punching unit, a finish cutting appearance unit, a stretching unit, a side hole flanging unit and a bottom hole cutting unit are sequentially distributed on the upper die and the lower die; the blanking unit of the upper die is provided with a convex structure and a blanking punch, the blanking unit of the lower die is provided with a hollow die structure, and the upper die and the lower die are closed to punch a material sheet;
the punches are all positioned on the upper die, the upper die in the blanking unit is of a protruding structure, and the lower die is of a hollow die structure; the finish cutting appearance unit of the upper die comprises a female die and a cutter, the finish cutting appearance unit of the lower die is provided with a male die and a cutting groove, and the cutter of the upper die presses the cutting groove of the lower die to move downwards for finish cutting during die assembly; the stretching unit of the upper die comprises a material withdrawing block, and a stretching female die is sleeved on the outer side of the material withdrawing block; the lower die stretching unit comprises a stretching male die, and a blank holder is arranged at a position, corresponding to the stretching female die, on the lower die; the side hole flanging unit of the upper die comprises a positioning die and a hole flanging inclined strut, the side hole flanging unit of the lower die is provided with an inclined strut insertion groove and a bending pressure rod, one end of the bending pressure rod is positioned in the inclined strut insertion groove, the end of the bending pressure rod is provided with an inclined plane matched with the hole flanging inclined strut, when the upper die is pressed down, the hole flanging inclined strut is inserted into the inclined strut insertion groove, the inclined plane of the inclined strut abuts against the section of the bending pressure rod, the bending pressure rod moves to the middle position of the die along with the pressing down of the upper die and turns over the side hole part of a workpiece inwards, the side hole flanging is turned over when the upper die completely falls through the cooperation with the lower die, and after the lower die returns to the position, the workpiece is moved to the next station by a manipulator; the bottom hole cutting unit of the upper die comprises a bottom hole punch, the bottom hole cutting unit of the lower die comprises a bottom hole cutting female die, and the bottom hole punch is matched with the female die to punch the bottom hole when the die is closed. The die of the blanking unit is circular, and the blanking unit is used for punching out circular blanking.
In one embodiment, the positioning block punches are arranged in an array, and are arranged at a set interval on one side of the punching female die.
Further, the inner hole is concentric with the material and used for limiting the horizontal movement of the material.
Furthermore, the positioning hole is located in the ring formed by the inner hole and the material, and the side, close to the inner hole, of the positioning hole limits the rotation of the material, so that the positioning in the subsequent process is facilitated.
Furthermore, when the side hole flanging unit is assembled, the bending pressure rod of the upper die is pressed downwards to bend the product downwards to the outer side of the male die of the lower die, so that the product is bent.
Furthermore, the stretching unit utilizes a stretching principle, compresses the formed part through the blank holder, and stretches at a constant speed, so that the end face of the opening part of the formed part is flush.
As an embodiment, the bottom hole cutting unit of the upper die comprises a bottom hole punch, and the bottom hole cutting unit of the lower die comprises a female die.
As an implementation mode, the lower die further comprises a waste collecting tank, a bottom hole punch is matched with the female die during die assembly, and waste materials pass through the female die and fall into the waste collecting tank.
In one embodiment, the cutter is a straight cutter.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a hat type keeps ware transfer die, including last mould and lower mould, go up and all laid the unloading unit in proper order on mould and the lower mould, towards locating hole and hole unit, the appearance unit is cut to the essence, tensile unit, turn over the side opening unit and cut the bottom hole unit, the unloading unit is used for punching out circular unloading, circular unloading transmission is to punching a hole towards locating hole and hole unit, the formed part after punching a hole forms semi-manufactured goods after cutting the appearance unit essence through the essence, and it levels to stretch the semi-manufactured goods through tensile unit, the utilization is turned over the side opening unit and is cut the punching press of semi-manufactured goods after tensile, and utilize and cut the bottom hole unit and punch the bottom hole down, make product cavity form final product, adopt continuous mould unloading to add the integrative mould production of multistation, this mould is in the use, raw materials to the product, one set of mould, do not need all the other processes to improve production efficiency height, and the production quality of product has also been guaranteed because the reduction of process.
Advantages of additional aspects of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Fig. 1 is a schematic diagram of an upper plate structure of a crown retainer transfer mold according to the present invention;
fig. 2 is a schematic view of the overall structure of the crown type retainer transfer mold of the present invention;
fig. 3 is a side view of the crown type retainer transfer mold of the present invention;
fig. 4 is a schematic structural view of the side hole flanging unit of the present invention;
wherein: 1. the blanking unit 2, the punching positioning hole and the inner hole unit; 3. finely cutting the outline unit; 4. a stretching unit; 5. a side hole flanging unit; 6. a bottom hole cutting unit; 11. a hole flanging inclined strut; 12. bending the compression bar; 13. the diagonal brace is inserted into the slot.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The first embodiment is as follows:
as shown in fig. 1, the present embodiment provides a crown-type retainer transfer mold, which includes an upper mold and a lower mold, both of which are provided with a blanking unit, a positioning hole and inner hole punching unit, a finish-cutting appearance unit, a stretching unit, a side-flanging unit, and a bottom-cutting unit; the blanking unit is used for punching circular blanking, the circular blanking is transmitted to the punching positioning hole and the inner hole unit for punching, a formed part after punching forms a semi-finished product after being subjected to finish cutting by the finish cutting appearance unit, the semi-finished product is stretched and leveled by the stretching unit, the stretched semi-finished product is punched and cut by the side hole turning unit, and the bottom hole is punched by the bottom hole cutting unit, so that a product is hollow to form a final product.
The blanking unit of the upper die is provided with a convex structure and a blanking punch, the blanking unit of the lower die is provided with a hollow die structure, and the upper die and the lower die are closed to punch a material sheet;
the punch heads are located on the upper die, the upper die in the blanking unit is of a protruding structure, the lower die is of a hollow die structure, and the diameter of a through hole of the lower die is slightly larger than that of a semi-finished workpiece so as to accurately blank the product through a subsequent fine blanking process.
The positioning hole punch and the inner hole punch are both located on the upper die and are of cylindrical protruding structures, the lower die is provided with a through hole matched with the positioning hole punch and the inner hole punch, waste is punched into the through hole by the punches, a waste collecting groove is formed in the bottom of the through hole, and a product after punching is left on the surface of the lower die and is clamped by a manipulator to be conveyed to the next process.
And punching a positioning hole and an inner hole, wherein the inner hole is concentric with the material and is used for limiting the horizontal movement of the material, the positioning hole is positioned in the ring formed by the inner hole and the material, and the positioning hole is close to one side of the inner hole to limit the rotation of the material, so that the positioning of the subsequent process is facilitated.
The finish-cut appearance unit of the upper die comprises a female die and a cutter, the finish-cut appearance unit of the lower die is provided with a male die and a cutting groove, the cutter of the upper die presses the cutting groove of the lower die to move downwards during die assembly, and the cutter performs finish-cut on the appearance of a formed part to finish the finish-cut appearance.
The stretching unit of the upper die comprises a material withdrawing block, and a stretching female die is sleeved on the outer side of the material withdrawing block; the lower die stretching unit comprises a stretching male die, a blank holder is arranged at a position, corresponding to the stretching female die, on the lower die, and the blank holder compresses the formed part and stretches at a constant speed by utilizing the stretching principle, so that the end face of the opening of the product is flush. And the semi-finished product after the shape is finely cut is stretched and leveled, so that the post-process operation is facilitated.
Side hole flanging: the upper die comprises a positioning die and a hole flanging inclined strut in the middle, the lower die is provided with an inclined strut insertion groove and a bending pressure rod, one end of the bending pressure rod is located in the inclined strut insertion groove, an inclined plane matched with the hole flanging inclined strut is arranged at the end of the bending pressure rod, when the upper die is pressed down, the hole flanging inclined strut is inserted into the inclined strut insertion groove, the inclined plane of the inclined strut is abutted to the section of the bending pressure rod, the bending pressure rod moves towards the middle position of the die along with the pressing down of the upper die and turns over the side hole part of a workpiece inwards, the side hole turning over is completed when the upper die completely falls down through matching with the lower die, and after the lower die returns, the workpiece is moved to the next station by a manipulator.
The bottom hole cutting unit of the upper die comprises a bottom hole punch, the bottom hole cutting unit of the lower die comprises a female die, the bottom hole punch is matched with the female die when the die is closed, waste materials pass through the female die and fall into a waste collecting tank, the bottom hole is punched according to required sizes, the product is hollow, and the product is finished.
This embodiment adopts continuous mould unloading to add the integrative mould production of multistation, and this mould is in the use, and raw materials to product, one set of mould do not need all the other processes to improve production efficiency height, and because the reduction of process has also guaranteed the production quality of product.
According to the working principle, the following actions are sequentially completed after the material enters the die:
blanking: the punching machine punches out circular blanking, so that the post-process operation is convenient;
punching a positioning hole and an inner hole: punching a positioning hole and an inner hole, wherein the inner hole is concentric with the material and is used for limiting the horizontal movement of the material, the positioning hole is positioned in an annular shape formed by the inner hole and the material, and the positioning hole is close to one side of the inner hole to limit the rotation of the material, so that the subsequent working procedure positioning is facilitated;
fine cutting of the shape: finely cutting the product to reach the required size of the product;
stretching: the semi-finished product after the shape is finely cut is stretched and leveled, so that the post-process operation is convenient;
side hole flanging: the upper die is pressed downwards to bend the product downwards to the outer side of the male die of the lower die, so that the product is bent; punching and cutting the product of the bent part by using punching devices uniformly arranged in the circumferential direction in the lower die; the upper die comprises a positioning die and a hole flanging diagonal brace in the middle, the lower die is provided with a diagonal brace insertion groove and a bending pressure rod, one end of the bending pressure rod is positioned in the diagonal brace insertion groove, an inclined plane matched with the hole flanging diagonal brace is arranged at the end of the bending pressure rod, when the upper die is pressed downwards, the hole flanging diagonal brace is inserted into the diagonal brace insertion groove, the inclined plane of the diagonal brace is abutted against the section of the bending pressure rod, the bending pressure rod moves towards the middle position of the die along with the pressing of the upper die and turns over the side hole part of the workpiece inwards, the side hole turning over is completed when the upper die completely falls down through the matching with the lower die, and after the lower die returns, the workpiece is moved to the next station by a manipulator;
cutting a bottom hole: and punching the bottom hole according to the required size to ensure that the product is hollow and the product is finished.
Although the specific embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications or variations can be made by those skilled in the art without inventive efforts on the basis of the technical solutions of the present invention.
Claims (10)
1. A crown retainer transfer die is characterized by comprising an upper die and a lower die, wherein a blanking unit, a positioning hole punching unit, an inner hole punching unit, a finish cutting appearance unit, a stretching unit, a side hole flanging unit and a bottom hole cutting unit are sequentially distributed on the upper die and the lower die;
the blanking unit of the upper die is provided with a convex structure and a blanking punch, the blanking unit of the lower die is provided with a hollow die structure, and the upper die and the lower die are closed to punch a material sheet;
the fine cutting appearance unit of the upper die comprises a female die and a cutter, the fine cutting appearance unit of the lower die is provided with a male die and a cutting groove, and the cutter of the upper die presses the cutting groove of the lower die to move downwards for fine cutting when the die is closed;
the stretching unit of the upper die comprises a material withdrawing block, and a stretching female die is sleeved on the outer side of the material withdrawing block; the drawing unit of the lower die comprises a drawing male die, and a blank holder is arranged on the lower die corresponding to the drawing female die;
the hole flanging side hole unit of the upper die comprises a positioning die and a hole flanging inclined strut in the middle of the upper die, the lower die is provided with an inclined strut insertion groove and a bending pressure rod, one end of the bending pressure rod is positioned in the inclined strut insertion groove, an inclined plane matched with the hole flanging inclined strut is arranged at the end, and the hole flanging inclined strut is inserted into the inclined strut insertion groove when the upper die is pressed down;
the bottom hole cutting unit of the upper die comprises a bottom hole punch, the bottom hole cutting unit of the lower die comprises a bottom hole cutting female die, and the bottom hole punch is matched with the female die to punch the bottom hole when the die is closed.
2. The crown-type retainer transfer mold according to claim 1, wherein the female mold of the blanking unit is circular, and the blanking unit is used for punching out a circular blanking.
3. The crown holder transfer mold according to claim 1, wherein the positioning hole punches are arranged in an array type, and the positioning block punches are disposed at a side of the punching die with a set interval.
4. A crown holder transfer die according to claim 1, wherein said internal bore is concentric with the material for limiting horizontal movement of the material.
5. The crown holder transfer mold according to claim 1, wherein the positioning hole is located in a ring formed by the inner hole and the material, and the positioning hole restricts rotation of the material on a side close to the inner hole, thereby facilitating post-process positioning.
6. The crown holder transfer mold according to claim 1, wherein the bending press rod of the upper mold is pressed down to bend the product downward to the outside of the male mold of the lower mold when the burring hole unit is closed, thereby completing the bending of the product.
7. The crown type retainer transfer mold according to claim 1, wherein the stretching unit uses a stretching principle to ensure that the end surface of the mouth part of the formed part is flush by pressing the formed part with the blank holder and stretching the formed part at a constant speed.
8. A crown holder transfer die according to claim 1, characterized in that said undercut hole unit of said upper die comprises a bottom hole punch and said undercut hole unit of said lower die comprises a female die.
9. The crown-type retainer transfer mold according to claim 8, wherein the lower mold further comprises a scrap collecting chute, the bottom hole punch is engaged with the die when the mold is closed, and the scrap falls through the die to the scrap collecting chute.
10. A crown holder transfer die according to claim 1, wherein said cutter is a straight cutter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221670439.1U CN218775506U (en) | 2022-06-30 | 2022-06-30 | Crown type retainer transfer die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221670439.1U CN218775506U (en) | 2022-06-30 | 2022-06-30 | Crown type retainer transfer die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218775506U true CN218775506U (en) | 2023-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221670439.1U Active CN218775506U (en) | 2022-06-30 | 2022-06-30 | Crown type retainer transfer die |
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| Country | Link |
|---|---|
| CN (1) | CN218775506U (en) |
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2022
- 2022-06-30 CN CN202221670439.1U patent/CN218775506U/en active Active
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