CN216175887U

CN216175887U - Mould for thinning product

Info

Publication number: CN216175887U
Application number: CN202122545672.9U
Authority: CN
Inventors: 葛晓帅; 叶浩平
Original assignee: Hengdian Group DMEGC Magnetics Co Ltd
Current assignee: Hengdian Group DMEGC Magnetics Co Ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-04-05
Anticipated expiration: 2031-10-21

Abstract

The utility model discloses a die for thinning a product, which belongs to the technical field of punch forming and comprises a lower die set and an upper die set arranged above the lower die set, wherein the upper die set comprises an upper die base, an upper pressing plate is arranged below the upper die base, the lower die set comprises a lower die base cushion plate, a lower die base is arranged above the lower die base cushion plate, a lower cushion plate is arranged above the lower die base, a lower pressing plate is arranged above the lower cushion plate, and a plurality of thickness control blocks are arranged on the lower pressing plate. According to the utility model, the lower press plate is provided with the thickness control blocks, and the machine tool can be quickly debugged according to the thickness required in practice by the thickness control blocks, so that the debugging of the die is simpler, the precision control is more convenient, and the die adjusting time is greatly shortened; the lower pressing plate is provided with the plurality of placing holes, and the thickness control block is placed in the placing holes, so that the thickness control block can be conveniently mounted and dismounted, and the thickness control blocks with different heights can be conveniently replaced according to actual needs.

Description

Mould for thinning product

Technical Field

The utility model belongs to the technical field of punch forming of a shell of a miniature motor, and particularly relates to a die for thinning a product.

Background

At present, a micro motor casing adopts steel sheet stamping forming, and this micro motor casing is higher to thickness requirement, only 0.05 mm's tolerance, and the steel sheet of this tolerance can't be purchased, can only purchase the steel sheet of ordinary tolerance (0.1mm), and the customization steel sheet needs to be in batches greatly, leads to manufacturing cost height.

Therefore, a mold for thinning a product is required.

In the prior art, for example, a product thinning mold for stamping a workpiece as disclosed in chinese patent application No. 201520971771.5 includes an upper mold set, a lower mold set connected to the upper mold set, and a material belt disposed in the lower mold set for thinning the workpiece, wherein the material belt is further provided with N stations for thinning the workpiece to be stamped into a preset shape, and N is a natural number; and the workpiece to be punched is sequentially subjected to thinning and punching at various stations of the material belt to form a finished product with a preset shape. According to the utility model, the material belt with the preset thinning station is arranged between the upper module and the lower module, and the workpiece is thinned and stamped at each station to form the thinned workpiece with the preset shape, so that the shape of the workpiece is more attractive, the operation is easy, the workpiece forming efficiency is improved, and the influence on the appearance and the efficiency caused by directly processing the workpiece into the workpiece with the preset thinness is avoided.

The die disclosed by the patent is used for batch thinning of steel plates, and has the problems of high requirement on the tonnage of a machine tool and poor stamping precision.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a die for thinning a product, which has the characteristics of low requirement on the tonnage of a punching machine and small thickness tolerance of a punch forming product.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a mould of thinning product, includes module and the last module of setting module top down, goes up the module and includes the upper die base, and the below of upper die base is equipped with the top board, and the module includes the lower die base backing plate down, and the top of lower die base backing plate is equipped with the die holder, and the top of die holder is equipped with the lower bolster, and the top of lower bolster is equipped with the holding down plate, is equipped with a plurality of thickness control blocks on the holding down plate.

In order to facilitate the installation and the disassembly of the thickness control block and facilitate the replacement of the thickness control blocks with different heights according to actual needs, furthermore, a plurality of placing holes are arranged on the lower pressing plate, and the thickness control blocks are placed in the placing holes. The inner diameter of the placing hole is equal to the outer diameter of the thickness control block.

In order to position the product and realize the quick positioning of the product, furthermore, a plurality of positioning columns are further arranged on the lower pressing plate.

In order not to influence the punch forming of the product, the height of the positioning column is further lower than that of the thickness control block.

In order to facilitate the demoulding of the product, a slidable ejector rod is arranged at the axle center of the lower backing plate and the lower press plate, and the upper end of the ejector rod penetrates through the lower press plate. The bottom of the ejector rod is provided with a spring.

In order to guide the movement of the upper die set, a guide pillar is further arranged on the lower die base, a guide sleeve corresponding to the guide pillar is arranged on the upper die base, and the guide pillar is connected with the guide sleeve in a sliding mode.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the lower press plate is provided with the thickness control blocks, and the machine tool can be quickly debugged according to the thickness required in practice by the thickness control blocks, so that the debugging of the die is simpler, the precision control is more convenient, and the die adjusting time is greatly shortened;

2. the lower pressing plate is provided with the plurality of placing holes, the thickness control block is placed in the placing holes, the thickness control block is convenient to mount and dismount, and the thickness control blocks with different heights can be conveniently replaced according to actual needs;

3. the lower pressing plate is also provided with a plurality of positioning columns, and the positioning columns are used for positioning the product, so that the product can be quickly positioned;

4. the utility model only punches one product at a time, has low requirement on the tonnage of a machine tool, and has small thickness tolerance of the punched and formed product.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the construction of the lower platen and lower backing plate of the present invention;

FIG. 3 is a schematic top view of the lower platen of the present invention;

in the figure: 1. an upper die holder; 2. an upper pressure plate; 3. a lower pressing plate; 4. a lower base plate; 5. a lower die holder; 6. a lower die base backing plate; 7. a guide post; 8. a guide sleeve; 9. placing holes; 10. a thickness control block; 11. a positioning column; 12. A top rod; 13. a spring; 14. and (5) producing the product.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a mould of thinning product, includes module and the last module of setting module top down, goes up the module and includes upper die base 1, and the below of upper die base 1 is equipped with top board 2, and the module includes lower die base backing plate 6 down, and the top of lower die base backing plate 6 is equipped with die holder 5, and the top of die holder 5 is equipped with lower bolster 4, and the top of lower bolster 4 is equipped with holding down plate 3, is equipped with a plurality of thickness control blocks 10 on the holding down plate 3.

Through adopting above-mentioned technical scheme, through the setting of thickness control piece 10, can carry out quick debugging to the lathe according to actual need's thickness, make the debugging of mould simpler, the precision management and control is more convenient, great shortening the time of accent mould.

Specifically, the lower press plate 3 is provided with a plurality of placing holes 9, and the thickness control block 10 is placed in the placing holes 9. The inner diameter of the placement hole 9 is equal to the outer diameter of the thickness control block 10.

By adopting the technical scheme, the thickness control block 10 can be conveniently mounted and dismounted, and the thickness control block 10 with different heights can be conveniently replaced according to actual needs.

Specifically, the lower press plate 3 is further provided with a plurality of positioning columns 11.

By adopting the technical scheme, the product 14 is positioned through the positioning column 11, so that the product 14 is quickly positioned; one product 14 is punched at one time, the requirement on the tonnage of a machine tool is low, and the thickness tolerance of the punched and formed product is small.

Specifically, the height of the positioning column 11 is lower than the height of the thickness control block 10.

By adopting the technical scheme, the positioning column 11 does not influence the punch forming of the product 14.

Specifically, the lower die holder 5 is provided with a guide pillar 7, the upper die holder 1 is provided with a guide sleeve 8 corresponding to the guide pillar 7, and the guide pillar 7 is slidably connected with the guide sleeve 8.

Through adopting above-mentioned technical scheme, lead to the removal of going up the module through guide pillar 7 and the cooperation of guide pin bushing 8.

Example 2

The present embodiment is different from embodiment 1 in that: specifically, the lower bolster 4 and the lower press plate 3 are provided with slidable ejector rods 12 at the axial center positions, and the upper ends of the ejector rods 12 penetrate through the lower press plate 3. The bottom of the top rod 12 is provided with a spring 13.

By adopting the technical scheme, after the stamping is finished, the ejector rod 12 moves upwards to eject the product 14 under the action of the spring 13, so that the demoulding of the product 14 is facilitated.

In summary, the lower press plate 3 is provided with the thickness control blocks 10, and the machine tool can be quickly debugged according to the thickness required in practice by the thickness control blocks 10, so that the debugging of the die is simpler, the precision control is more convenient, and the die adjusting time is greatly shortened; according to the utility model, the lower pressing plate 3 is provided with the plurality of placing holes 9, the thickness control block 10 is placed in the placing holes 9, so that the thickness control block 10 is convenient to mount and dismount, and the thickness control blocks 10 with different heights can be conveniently replaced according to actual needs; the lower pressing plate 3 is also provided with a plurality of positioning columns 11, and the products 14 are positioned through the positioning columns 11, so that the products 14 are quickly positioned; the utility model only punches one product 14 at a time, has low requirement on the tonnage of a machine tool, and has small thickness tolerance of the punched and formed product.

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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a mould of thinning product, includes module and the last module of setting in module top down, its characterized in that down: the upper die set comprises an upper die base, an upper pressing plate is arranged below the upper die base, the lower die set comprises a lower die base plate, a lower die base is arranged above the lower die base plate, a lower base plate is arranged above the lower die base, a lower pressing plate is arranged above the lower base plate, and a plurality of thickness control blocks are arranged on the lower pressing plate.

2. A die for thinning a product according to claim 1, wherein: the lower pressing plate is provided with a plurality of placing holes, and the thickness control block is placed in the placing holes.

3. A die for thinning a product according to claim 2, wherein: the inner diameter of the placing hole is equal to the outer diameter of the thickness control block.

4. A die for thinning a product according to claim 1, wherein: and the lower pressing plate is also provided with a plurality of positioning columns.

5. A die for thinning a product according to claim 4, wherein: the height of the positioning column is lower than that of the thickness control block.

6. A die for thinning a product according to claim 1, wherein: the axle center position of lower bolster and holding down plate is equipped with slidable ejector pin, and the upper end of ejector pin runs through the holding down plate.

7. A die for thinning a product according to claim 6, wherein: and a spring is arranged at the bottom of the ejector rod.

8. A die for thinning a product according to claim 1, wherein: the lower die base is provided with a guide pillar, the upper die base is provided with a guide sleeve corresponding to the guide pillar, and the guide pillar is connected with the guide sleeve in a sliding mode.