CN112570590A

CN112570590A - Protection device for machine part punching press

Info

Publication number: CN112570590A
Application number: CN202011371954.5A
Authority: CN
Inventors: 柏晓珏
Original assignee: Linquan Pengcheng Electromechanical Technology Co Ltd
Current assignee: Linquan Pengcheng Electromechanical Technology Co Ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-03-30

Abstract

The invention discloses a protective device for stamping of mechanical parts, which comprises a base, wherein supporting columns are fixedly connected to four corners of the upper end of the base, the upper ends of the four supporting columns are fixedly connected with an upper seat, a stamping assembly is fixedly installed at the lower end of the upper seat, an elastic clamping mechanism matched with the stamping assembly is arranged at the upper end of the base, and an observation protective device is arranged in front of the stamping assembly. The elastic clamping mechanism avoids dislocation or punching out of the outer side of the base due to overlarge punching pressure of the workpiece, the two limiting clamping plates perform relative displacement along with the change of the thickness of the workpiece, elastic clamping and fixing of the workpiece are achieved, stability in punching operation is guaranteed, the punching effect of the workpiece is improved, meanwhile, due to the fact that the design of the protective device is observed, the impact strength of crushed aggregates is conveniently buffered in time, damage to parts due to hard collision is avoided, and safety performance and protective effect are improved.

Description

Protection device for machine part punching press

Technical Field

The invention relates to the technical field of stamping, in particular to a protection device for stamping of mechanical parts.

Background

The stamping process is a production technology for obtaining a product part with certain shape, size and performance by directly subjecting a plate material to a deformation force in a die by means of the power of conventional or special stamping equipment, and the plate material, a strip material, a pipe material, a section bar and the like are subjected to external force by a press machine and the die to generate plastic deformation or separation, so that a workpiece with a required shape and size is obtained.

However, the existing protection device for stamping of mechanical parts causes the workpiece to be dislocated or punched due to the fact that the stamping force is too large, the stamping effect is reduced, the stability during stamping cannot be guaranteed, and meanwhile, crushed aggregates generated by stamping are easy to spill and impact workers, so that potential safety hazards exist.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a protective device for stamping a mechanical part.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a protector is used in machine parts punching press, includes the base, the equal fixedly connected with pillar in the upper end four corners department of base, four the same seat of honour of upper end fixedly connected with of pillar, the lower extreme fixed mounting of seat of honour has the punching press subassembly, the upper end of base be provided with punching press subassembly assorted elasticity fixture, the place ahead of punching press subassembly is provided with observes protector.

Preferably, the elastic clamping mechanism comprises two fixing plates symmetrically arranged on the inner side of the pillar, the lower ends of the fixing plates are fixedly connected with the base, and electric push rods are fixedly connected to the opposite side walls of the two fixing plates.

Preferably, electric putter's output fixedly connected with spacing splint, and spacing splint sliding connection is in the upper end of base, fixedly connected with spring one between fixed plate and the spacing splint, and spring one parcel is on electric putter's annular surface.

Preferably, the equal bilateral symmetry of the front side of base and seat of honour is connected with the spliced pole, four the front end fixedly connected with of spliced pole is same observation board, observation board front side is provided with the observation window.

Preferably, observe protector including setting up the guard plate between punching press subassembly and observation window, and the guard plate is transparent toughened glass material, fixed connection has two bilateral symmetry's of spring two between guard plate and the observation board.

Preferably, the inside of spring two is provided with fixed sleeve and interior pole, and interior pole swing joint is in fixed sleeve's inside, the one end and the observation board fixed connection of interior pole are kept away from to fixed sleeve, the one end and the guard plate fixed connection of fixed sleeve are kept away from to interior pole.

Compared with the prior art, the invention has the beneficial effects that:

1. the elasticity fixture of this practicality setting can carry out the spacing centre gripping of elasticity to the work piece, avoids the work piece impact force degree too big to lead to the dislocation or dash out the base outside, and when work piece punching press warp the back, two spacing splint carry out relative displacement along with work piece thickness change, realize fixed to the elasticity centre gripping of work piece, stability when guaranteeing the punching press operation has improved work piece punching press effect.

2. Observe protector's design and be convenient for carry out the operation protection to the staff, prevent that the crushed aggregates that the punching press caused from strikeing and lead to the staff injured, the crushed aggregates impact strength can in time be cushioned to the guard plate simultaneously, avoids hard collision to cause the part impaired, has improved security performance and protecting effect.

Drawings

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

FIG. 2 is a sectional view of the present invention in a front view;

FIG. 3 is an enlarged schematic view taken at A of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic side view of the present invention;

fig. 5 is an enlarged view of the invention at B of fig. 4.

In the figure: 1. a base; 2. a pillar; 3. an upper seat; 4. a stamping assembly; 5. a fixing plate; 6. A first spring; 7. an electric push rod; 8. a limiting clamp plate; 9. connecting columns; 10. an observation plate; 11. An observation window; 12. a second spring; 13. fixing the sleeve; 14. an inner rod; 15. and (4) a protective plate.

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.

Referring to fig. 1-5, a protection device for stamping of mechanical parts comprises a base 1, pillars 2 are fixedly connected at four corners of the upper end of the base, the upper ends of four pillars 2 are fixedly connected with a same upper seat 3, a stamping component 4 is fixedly installed at the lower end of the upper seat 3, an elastic clamping mechanism matched with the stamping component 4 is arranged at the upper end of the base, specifically, the elastic clamping mechanism comprises two fixing plates 5 symmetrically arranged at the inner sides of the pillars 2, the lower ends of the fixing plates 5 are fixedly connected with the base 1, electric push rods 7 are fixedly connected to opposite side walls of the two fixing plates 5, specifically, a limiting clamping plate 8 is fixedly connected to the output end of the electric push rod 7, the limiting clamping plate 8 is slidably connected to the upper end of the base 1, a first spring 6 is fixedly connected between the fixing plates 5 and the limiting clamping plate 8, and the first spring 6 is, starting electric putter 7, making two spacing splint 8 fix the work piece near the centre gripping relatively, spring 6 is tensile when electric putter 7 moves, when punching press subassembly 4 carries out the punching press processing to the work piece, and work piece thickness attenuation and then force two spacing splint 8 to keep away from each other, and electric putter 7 contracts, and spring 6 contracts, realizes that the elasticity centre gripping to the work piece is fixed, stability when guaranteeing the punching press operation has improved work piece punching press effect.

Wherein, the equal bilateral symmetry in front side of base 1 and seat of honour 3 is connected with spliced pole 9, and the same observation board 10 of four spliced poles 9's front end fixedly connected with, observation board 10 front side is provided with observation window 11, and is concrete, and guard plate 15 is transparent toughened glass material, is convenient for pass through observation window 11 and guard plate 15, can observe the punching press operation of work piece and know, has improved work efficiency.

Wherein, the front of the punching component 4 is provided with an observation protection device, specifically, the observation protection device comprises a protection plate 15 arranged between the punching component 4 and the observation window 11, the protection plate 15 is made of transparent toughened glass, two bilaterally symmetrically distributed springs 12 are fixedly connected between the protection plate 15 and the observation plate 10, specifically, a fixed sleeve 13 and an inner rod 14 are arranged inside the spring 12, the inner rod 14 is movably connected inside the fixed sleeve 13, one end of the fixed sleeve 13 far away from the inner rod 14 is fixedly connected with the observation plate 10, one end of the inner rod 14 far away from the fixed sleeve 13 is fixedly connected with the protection plate 15, when a workpiece is punched, crushed aggregates impact on the protection plate 15 to protect workers, the spring two 12 connected between the observation plate 10 and the protection plate 15 contracts, the inner rod 14 slides towards the inside of the fixed sleeve 13, so that the protection plate 15 effectively buffers impact force, after the protection is finished, the second spring 12 elastically stretches to force the protection plate 15 to reset, and subsequent protection is performed.

When the punching device is used, a workpiece is placed at the upper end of a base 1 and is positioned below a punching assembly 4, an electric push rod 7 is started to enable two limit clamp plates 8 to be relatively close to and clamp the workpiece, a first spring 6 stretches when the electric push rod 7 runs, when the punching assembly 4 punches the workpiece, the thickness of the workpiece is reduced, the two limit clamp plates 8 are forced to be away from each other, the electric push rod 7 contracts, the first spring 6 contracts to realize elastic clamping and fixing of the workpiece, the stability in punching operation is ensured, the punching effect of the workpiece is improved, when the workpiece is punched, crushed materials impact on a protection plate 15 to protect workers, a second spring 12 connected between an observation plate 10 and the protection plate 15 contracts, an inner rod 14 slides towards the inside of a fixed sleeve 13, the protection plate 15 effectively buffers the punching force, and after the protection is finished, the elastic expansion of the second 12 self of spring forces the guard plate 15 to reset, carries out subsequent protection, prevents that the crushed aggregates that the punching press caused from strikeing and leading to the staff injured, and the crushed aggregates impact strength can in time be cushioned to guard plate 15 simultaneously, avoids rigid collision to cause the part impaired, has improved security performance and protecting effect.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a protector is used in machine parts punching press, includes base (1), its characterized in that, equal fixedly connected with pillar (2) in upper end four corners department of base, four the same seat of honour (3) of upper end fixedly connected with of pillar (2), the lower extreme fixed mounting of seat of honour (3) has punching press subassembly (4), the upper end of base be provided with punching press subassembly (4) assorted elasticity fixture, the place ahead of punching press subassembly (4) is provided with observes protector.

2. The protection device for stamping the mechanical part according to claim 1, wherein the elastic clamping mechanism comprises two fixing plates (5) symmetrically arranged at the inner side of the pillar (2), the lower ends of the fixing plates (5) are fixedly connected with the base (1), and electric push rods (7) are fixedly connected to the opposite side walls of the two fixing plates (5).

3. The protection device for stamping the mechanical part as claimed in claim 2, wherein a limit clamp plate (8) is fixedly connected to the output end of the electric push rod (7), the limit clamp plate (8) is slidably connected to the upper end of the base (1), a first spring (6) is fixedly connected between the fixing plate (5) and the limit clamp plate (8), and the first spring (6) is wrapped on the annular surface of the electric push rod (7).

4. The protection device for stamping the machine parts according to claim 1, wherein the front sides of the base (1) and the upper seat (3) are respectively connected with connecting columns (9) in a left-right symmetrical manner, the front ends of the four connecting columns (9) are fixedly connected with the same observation plate (10), and the front side of the observation plate (10) is provided with an observation window (11).

5. The protection device for stamping the machine part according to claim 4, wherein the observation protection device comprises a protection plate (15) arranged between the stamping assembly (4) and the observation window (11), the protection plate (15) is made of transparent toughened glass, and two bilaterally symmetrically distributed springs (12) are fixedly connected between the protection plate (15) and the observation plate (10).

6. The guard device for stamping machine parts as claimed in claim 5, wherein the second spring (12) is provided with a fixed sleeve (13) and an inner rod (14) inside,

and interior pole (14) swing joint is in the inside of fixed sleeve (13), the one end and the observation board (10) fixed connection of interior pole (14) are kept away from in fixed sleeve (13), the one end and guard plate (15) fixed connection of fixed sleeve (13) are kept away from in interior pole (14).