CN214108480U

CN214108480U - Novel rotary punching die

Info

Publication number: CN214108480U
Application number: CN202022846600.3U
Authority: CN
Inventors: 夏燕; 林钡
Original assignee: Zhankuo Electronic Technology Suzhou Co ltd
Current assignee: Zhankuo Electronic Technology Suzhou Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-09-03
Anticipated expiration: 2030-12-01

Abstract

The utility model is suitable for the technical field of machining, and provides a novel rotary punching die, which comprises an upper die base, a guide pillar, a rack, a lower die base, a transmission gear, a female die, a positioning pin and a transmission pawl, wherein the upper die base and the lower die base are arranged to punch a round piece; the die is provided with the guide pillar and the guide pillar seat, so that the positioning effect of the die is better, and the stamping position is not easy to deviate; the positioning pin and the positioning block matched with the positioning pin are arranged, so that a positioning reference can be conveniently found, the positioning effect of the part in the stamping process is improved, the quality of a through hole for stamping the part is higher, multiple positioning operations are reduced, and the working efficiency is improved; the transmission pawl and the one-way gear are installed, the transmission pawl can be locked, the female die is prevented from rotating during stamping, parts are prevented from being scrapped, and the cost is saved; different positioning blocks and female dies can be replaced, parts of different types can be machined, and the application range is wider; and the mold has simple structure and low cost, and is more worthy of popularization and application.

Description

Novel rotary punching die

Technical Field

The utility model belongs to the technical field of machining, especially, relate to a novel rotatory punching die.

Background

In the current machining field, a stamping die is a special process equipment for processing materials into parts in cold stamping, and is called as a cold stamping die. Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part.

When punching holes, the common punching die needs to rotate the processed parts, the parts can be punched at the periphery, the positions of the parts are easy to change, the punching positions deviate, the parts are scrapped, manual observation of the parts is rotated, time is wasted, the production efficiency is low, and the production efficiency cannot be effectively improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel rotatory punching die, it is relatively poor to aim at solving the location effect that mentions in the above-mentioned background, produces the part and scrap, and manual location is longer when using, the lower problem of machining efficiency.

The utility model discloses a realize like this, a novel rotatory cut-out press, including upper die base, guide pillar, rack, die holder, drive gear, die and transmission pawl, the upper die base is solid cuboid, surface mounting has the punch holder under the upper die base, surface mounting has the detachable drift under the punch holder.

The upper die base and the upper clamping plate are provided with a plurality of through holes, a plurality of guide pillars matched with each other are arranged in the through holes, the lower surfaces of the guide pillars are connected with guide pillar bases, and the guide pillar bases are arranged on the upper surface of the lower die base.

The lower surface of the upper clamping plate is provided with a stripper plate, the female die is arranged below the stripper plate, the transmission gear is arranged on the female die, the upper clamping plate is provided with a rack, and the side surface of the rack is provided with gear teeth meshed with the transmission gear.

Preferably, the transmission gear is provided with a positioning block, the positioning block is disc-shaped, a plurality of arc-shaped positioning grooves are formed in the side surface of the positioning block, and the plurality of positioning grooves are uniformly arranged on the positioning block.

Preferably, a connecting seat is installed on the side surface of the guide pillar, a mounting groove is formed in the connecting seat, a positioning pin is placed in the mounting groove, a positioning spring is connected in the mounting groove, one end of the positioning spring is connected with the bottom of the mounting groove, the other end of the positioning spring is connected with the positioning pin, and the positioning pin is provided with a circular pin head matched with the positioning groove.

Preferably, the transmission gear is provided with a one-way gear, and the outer surface of the one-way gear is provided with inclined gear teeth.

Preferably, the transmission gear is provided with two transmission pawls matched with the one-way gear, a connecting spring is arranged between the two transmission pawls, and the connecting spring is connected with the side surfaces of the two transmission pawls.

Preferably, the lower die base is provided with a plurality of mounting holes penetrating through the lower die base, and the mounting holes are uniformly distributed along the circumferential direction of the central line of the lower die base.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a novel rotary punching die, which is provided with an upper die base and a lower die base for punching round pieces; the die is provided with the guide pillar and the guide pillar seat, so that the positioning effect of the die is better, and the stamping position is not easy to deviate; the positioning pin and the positioning block matched with the positioning pin are arranged, so that a positioning reference can be conveniently found, the positioning effect of the part in the stamping process is improved, the quality of a through hole for stamping the part is higher, multiple positioning operations are reduced, and the working efficiency is improved; the transmission pawl and the one-way gear are installed, the transmission pawl can be locked, the female die is prevented from rotating during stamping, parts are prevented from being scrapped, and the cost is saved; different positioning blocks and female dies can be replaced, the die is suitable for manufacturing parts in related fields of household appliances, automobiles and the like, and the application range is wider; and the mould has simple structure, low cost and easy maintenance, and is more worth popularizing and using.

Drawings

FIG. 1 is a front view of the main body of the present invention;

FIG. 2 is a side view of the main body of the present invention;

fig. 3 is a front view of the main body of the present invention;

fig. 4 is a rear view of the main body of the present invention;

FIG. 5 is a structural diagram of the transmission mechanism of the present invention;

FIG. 6 is a structural diagram of the positioning mechanism of the present invention;

in the figure: 1-an upper die holder, 2-an upper clamping plate, 3-a stripper plate, 4-a guide post, 5-a guide post holder, 6-a rack, 7-a lower die holder, 701-an installation hole, 8-a transmission gear, 9-a punch, 10-a female die, 11-a positioning block, 1101-a positioning groove, 12-a positioning pin, 1201-a connecting seat, 1202-an installation groove, 13-a positioning spring, 14-a one-way gear, 15-a transmission pawl and 151-a connecting spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a novel rotatory punching die, includes upper die base 1, guide pillar 4, rack 6, die holder 7, drive gear 8, die 10 and transmission pawl 15, and upper die base 1 is solid cuboid, and 1 surface mounting has punch holder 2 under the upper die base, and 2 surface mounting have detachable drift 9 under the punch holder 2.

A plurality of through holes are formed in the upper die base 1 and the upper clamping plate 2, a plurality of matched guide pillars 4 are installed in the through holes, the lower surfaces of the guide pillars 4 are connected with guide pillar bases 5, and the guide pillar bases 5 are installed on the upper surface of the lower die base 7.

The lower surface of the upper clamping plate 2 is provided with a stripper plate 3, the female die 10 is arranged below the stripper plate 3, a transmission gear 8 is arranged on the female die 10, the upper clamping plate 2 is provided with a rack 6, and the side surface of the rack 6 is provided with gear teeth meshed with the transmission gear 8.

In this embodiment, this die is used for cooperating the punch press to use, the output of punch press is connected to upper die base 1, drift 9 is used for punching a hole to the part, detachable drift 9, can change the drift, the part of the model is not used in the punching press, application scope is wider, guide pillar 4 prescribes a limit to the position of upper die base 1 and punch holder 2, prevent that the punching press position from taking place the skew, take off flitch 3 and make things convenient for the part to drop on by die 10, be used for placing the part in the die 10, the fixed part of treating processing, rack 6 can be along with the removal of punch holder 2, drive gear 5 and rack 6 mesh mutually, rack 6 can drive gear 5 and rotate.

Further, a positioning block 11 is mounted on the transmission gear 8, the positioning block 11 is disc-shaped, a plurality of arc-shaped positioning grooves 1101 are formed in the side surface of the positioning block 11, and the plurality of positioning grooves 1101 are uniformly arranged on the positioning block 11.

In the present embodiment, the positioning block 11 can be positioned by the positioning groove 1101, and the rotational position of the component is controlled to prevent the rotational angle from being deviated.

Further, a connecting seat 1201 is installed on the side surface of the guide pillar 4, a mounting groove 1202 is formed in the connecting seat 1201, a positioning pin 12 is placed in the mounting groove 1202, a positioning spring 13 is connected in the mounting groove 1202, one end of the positioning spring 13 is connected to the bottom of the mounting groove 1202, the other end of the positioning spring 13 is connected to the positioning pin 12, and the positioning pin 12 is provided with a circular pin head matched with the positioning groove 1101.

In this embodiment, the positioning pin 12 can be inserted into the positioning groove 1101 through a circular pin head to be positioned, the positioning spring 13 contracts according to the elasticity of the positioning pin, the positioning pin 12 can be compressed into the mounting groove 1202 after being manually pushed, the positioning hole 11 is rotated, and the positioning spring 13 rebounds according to the elasticity of the positioning spring 13 to enable the positioning pin 12 to be inserted into the next positioning groove 1101 in a telescopic manner.

Further, a one-way gear 14 is mounted on the transmission gear 8, and inclined gear teeth are arranged on the outer surface of the one-way gear 14.

In this embodiment, the one-way gear 14 rotates in the same direction, and is configured to engage with the pawl 15 to restrict the rotation of the transmission gear 8.

Further, two transmission pawls 15 matched with the one-way gear 14 are mounted on the transmission gear 8, a connecting spring 151 is mounted between the two transmission pawls 15, and the connecting spring 151 is connected with the side surfaces of the two transmission pawls 15.

In this embodiment, the transmission pawls 15 can be engaged with the one-way gear 14 by the pawls to fix the transmission gear 8, and the connection spring 151 can contract the two transmission pawls 15 according to its own elasticity, so that the transmission pawls 15 are no longer engaged with the one-way gear 14.

Further, a plurality of mounting holes 701 penetrating through the lower die base 7 are formed in the lower die base 7, and the plurality of mounting holes 701 are uniformly and symmetrically distributed along the circumferential direction of the center line of the lower die base 7.

In this embodiment, the mounting hole 701 can be formed by a screw rod matched with the mounting hole to pass through the lower die holder 7 and be mounted on the workbench of the punch press, and the screw thread is fixed to prevent the die from shaking to influence the machining precision.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back well, the part is packed into in terrace die 10, start the punch press, 1 punching press of mould upper die base, it is down to drive rack 6, one-way gear 14 idle running on the drive gear 8 this moment, accomplish a punching press back, upper die base 1 goes upward and drives rack 6 and go upward, 15 blocks of pawl are died this moment, drive gear 8 drives die 10 and locating piece 11 and rotates, when locating slot 1101 on the locating piece 11 changes to locating pin 12 department, locating pin 12 gets into locating slot 1101 under spring 13's effect and accomplishes the location, the secondary punching press is carried out to the back, cycle in proper order, accomplish the part multi-direction and punch a hole in succession.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a novel rotatory punching die which characterized in that: the die comprises an upper die holder (1), a guide pillar (4), a rack (6), a lower die holder (7), a transmission gear (8), a female die (10) and a transmission pawl (15), wherein the upper die holder (1) is a solid cuboid, an upper clamping plate (2) is arranged on the lower surface of the upper die holder (1), and a detachable punch (9) is arranged on the lower surface of the upper clamping plate (2);

a plurality of through holes are formed in the upper die holder (1) and the upper clamping plate (2), a plurality of guide pillars (4) which are matched with each other are arranged in the through holes, guide pillar seats (5) are connected to the lower surfaces of the guide pillars (4), and the guide pillar seats (5) are arranged on the upper surface of the lower die seat (7);

the lower surface of the upper clamping plate (2) is provided with a stripper plate (3), the female die (10) is arranged below the stripper plate (3), the transmission gear (8) is arranged on the female die (10), the upper clamping plate (2) is provided with a rack (6), and the side surface of the rack (6) is provided with gear teeth meshed with the transmission gear (8).

2. The novel rotary punching die of claim 1, wherein: the transmission gear (8) is provided with a positioning block (11), the positioning block (11) is disc-shaped, a plurality of arc-shaped positioning grooves (1101) are formed in the side surface of the positioning block (11), and the positioning grooves (1101) are uniformly arranged on the positioning block (11).

3. The novel rotary punching die of claim 2, wherein: the side surface of the guide post (4) is provided with a connecting seat (1201), the connecting seat (1201) is provided with a mounting groove (1202), a positioning pin (12) is placed in the mounting groove (1202), a positioning spring (13) is connected in the mounting groove (1202), one end of the positioning spring (13) is connected with the bottom of the mounting groove (1202), the other end of the positioning spring is connected with the positioning pin (12), and the positioning pin (12) is provided with a circular pin head matched with the positioning groove (1101).

4. The novel rotary punching die of claim 1, wherein: the transmission gear (8) is provided with a one-way gear (14), and the outer surface of the one-way gear (14) is provided with inclined gear teeth.

5. The novel rotary punching die of claim 4, wherein: two transmission pawls (15) matched with the one-way gear (14) are mounted on the transmission gear (8), a connecting spring (151) is mounted between the two transmission pawls (15), and the connecting spring (151) is connected with the side surfaces of the two transmission pawls (15).

6. The novel rotary punching die of claim 1, wherein: the lower die holder (7) is provided with a plurality of mounting holes (701) penetrating through the lower die holder (7), and the mounting holes (701) are uniformly distributed along the circumferential direction of the central line of the lower die holder (7).