CN216369921U

CN216369921U - Protection mechanism of punching machine

Info

Publication number: CN216369921U
Application number: CN202123079878.3U
Authority: CN
Inventors: 王立永
Original assignee: Shijiazhuang Aoqi Electronic Technology Co ltd
Current assignee: Shijiazhuang Aoqi Electronic Technology Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-04-26
Anticipated expiration: 2031-12-09

Abstract

The utility model relates to the field of stamping, and provides a protective mechanism of a stamping machine, which comprises a workbench, wherein a supporting rod is fixedly connected to the middle part of the rear side of the upper end surface of the workbench, an electric hydraulic cylinder is fixedly connected to the front end surface of the upper end of the supporting rod, an upper die is fixedly connected to the output end of the electric hydraulic cylinder, sliding grooves are formed in the middle parts of the periphery of the workbench, sliding blocks are slidably connected to the inner sides of the sliding grooves, and shielding plates are fixedly connected to the end surfaces, far away from the sliding grooves, of the sliding blocks. Through above-mentioned technical scheme, the problem of metal particle splash injury human body, inconvenience play a buffering cushioning effect to the bed die among the prior art in the stamping process has been solved.

Description

Protection mechanism of punching machine

Technical Field

The utility model relates to the field of stamping, in particular to a protective mechanism of a stamping machine.

Background

At present, a stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping, which is called a cold stamping die (commonly called a cold stamping die), and stamping is a pressure processing method for applying pressure to the materials by using a die installed on a press machine at room temperature to generate separation or plastic deformation so as to obtain required parts.

The inconvenient granule that produces the punching press process metal of current punching machine protection machanism carries out one and splashes and stops the effect, leads to metal particles and human contact, causes the damage to inconvenient play a buffering cushioning effect to the bed die, lead to the life of bed die shorter.

SUMMERY OF THE UTILITY MODEL

The utility model provides a protection mechanism of a punching machine, which solves the problems that metal particles splash to hurt human bodies and are inconvenient to play a role in buffering and damping a lower die in the punching process in the related technology.

The technical scheme of the utility model is as follows: the utility model provides a punching machine protection machanism, includes the workstation, workstation up end rear side middle part fixedly connected with bracing piece, terminal surface fixedly connected with electric hydraulic cylinder before the bracing piece upper end, electric hydraulic cylinder output end fixedly connected with goes up the mould, the workstation all is equipped with the spout in the middle part all around, the inboard sliding connection of spout has the slider, the slider is kept away from the terminal surface fixedly connected with shielding plate of spout.

Preferably, the end face, close to the sliding block, of the shielding plate is connected with the workbench in a sliding mode, and the middle of the end face, far away from the sliding groove, of the shielding plate is evenly and fixedly connected with the tooth block.

Preferably, the workstation is equal fixedly connected with L type pole all around, L type pole upper end is rotated and is connected with dwang, left side and front side the equal fixedly connected with bevel gear of dwang both ends face, rear side dwang left end and right side the equal fixedly connected with of dwang front end bevel gear, front side the bevel gear meshing is connected with the rear side bevel gear.

Preferably, dwang middle part fixedly connected with gear, gear engagement is connected with the tooth piece, left side terminal surface upside fixedly connected with connecting plate before the L type pole, the connecting plate front end rotates and is connected with the worm.

Preferably, the worm meshes and is connected with a worm wheel, the middle of the worm wheel is fixedly connected with the rotating rod, and the lower end face of the worm is fixedly connected with a twisting handle.

Preferably, the fixed plates are uniformly and fixedly connected to the left side and the right side of the upper end face of the workbench, roller grooves are uniformly formed in the left side and the right side of the upper end of the workbench, rollers are slidably connected to the inner sides of the roller grooves, and groove plates are rotatably connected to the middle portions of the rollers through rotating shafts.

Preferably, the upper end face of the groove plate is fixedly connected with a damping block, one end, away from each other, of the damping block is provided with a sliding rod groove, the inner side of the sliding rod groove is connected with a sliding rod in a sliding mode, one end, away from each other, of the sliding rod is sleeved with a pressure spring, and the end faces, close to each other, of the damping block are connected with trapezoidal blocks in a sliding mode.

Preferably, a first sliding groove is formed in the middle of the front end of the trapezoidal block, an L-shaped block is connected to the inner side of the first sliding groove in a sliding mode, the lower end face of the L-shaped block is fixedly connected with the workbench, and a lower die is fixedly connected to the upper end face of the trapezoidal block.

The working principle and the beneficial effects of the utility model are as follows:

1. in the utility model. Through twisting and moving the twisting hand, the worm drives the worm wheel and rotates, the worm wheel drives the left side dwang and rotates, both sides dwang rotates around the left side dwang passes through front and back both sides bevel gear drive, the front side dwang drives right side bevel gear through bevel gear and rotates, gear revolve, it slides in the spout inboard to drive the slider through the tooth piece, make the shielding plate rise or descend, shelter from the workstation upper end all around, thereby be more convenient for play a shielding effect all around to the workstation, and then the metal waste that makes the stamping process produce can not splash, user's safety has been protected. When the upper die moves downwards to extrude the lower die through the electric hydraulic cylinder, the trapezoidal block moves downwards, the damping block is extruded, the damping block is kept away from each other, the roller slides in the roller groove inner side, the pressure spring is extruded to buffer the damping block, so that the lower die is more convenient to play a buffering and damping role, and the service life of the lower die is prolonged.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

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

FIG. 2 is an enlarged view of area A of FIG. 1;

FIG. 3 is a rear view of a portion of the worktable according to the present invention;

FIG. 4 is a schematic semi-sectional view of the mounting relationship between the worktable and the slide block according to the present invention;

FIG. 5 is a schematic view of a half-section partial structure of the mounting relationship between the trapezoidal block and the damper block of the present invention.

In the figure: 1. a work table; 2. an L-shaped rod; 3. a shielding plate; 4. a connecting plate; 5. a tooth block; 6. screwing a hand; 7. a worm; 8. a chute; 9. a fixing plate; 10. a pressure spring; 11. a slide bar; 12. a lower die; 13. a trapezoidal block; 14. a first chute; 15. an L-shaped block; 16. a damper block; 17. a groove plate; 18. a roller; 19. a rotating shaft; 20. an upper die; 21. an electric hydraulic cylinder; 22. a support bar; 23. a slider; 24. a worm gear; 25. a roller groove; 26. a slide bar slot; 27. a gear; 28. rotating the rod; 29. a bevel gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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 inventive step, are intended to be within the scope of the present invention.

Example 1

As shown in fig. 1-2, the embodiment provides a protection mechanism for a punching machine, which comprises a workbench 1, a support rod 22 fixedly connected to the rear side of the upper end surface of the workbench 1, an electric hydraulic cylinder 21 fixedly connected to the front end surface of the upper end of the support rod 22, an upper die 20 fixedly connected to the output end of the electric hydraulic cylinder 21, a chute 8 arranged in the middle of the periphery of the workbench 1, a sliding block 23 connected to the inner side of the chute 8, and a baffle plate 3 fixedly connected to the end surface of the sliding block 23 far away from the chute 8. The end face of the baffle plate 3 close to the sliding block 23 is connected with the workbench 1 in a sliding mode, and the middle of the end face of the baffle plate 3 far away from the sliding groove 8 is evenly and fixedly connected with the tooth block 5. The periphery of the workbench 1 is fixedly connected with L-shaped rods 2, the upper ends of the L-shaped rods 2 are rotatably connected with rotating rods 28, two end faces of the left side rotating rod 28 and the front side rotating rod 28 are fixedly connected with bevel gears 29, the left end of the rear side rotating rod 28 and the front end of the right side rotating rod 28 are fixedly connected with bevel gears 29, and the front side bevel gears 29 are connected with rear side bevel gears 29 in a meshed mode. The gear 27 is fixedly connected to the middle of the rotating rod 28, the gear 27 is meshed with the gear block 5, the connecting plate 4 is fixedly connected to the upper side of the front end face of the left L-shaped rod 2, and the worm 7 is rotatably connected to the front end of the connecting plate 4. The middle part of the worm wheel 30 is fixedly connected with a rotating rod 28, and the lower end surface of the worm 7 is fixedly connected with a twisting handle 6.

In this embodiment, through twisting and moving twisting hand 6, worm 7 drives worm wheel 30 and rotates, worm wheel 30 drives left side dwang 28 and rotates, both sides dwang 28 rotates around left side dwang 28 drives through front and back both sides bevel gear 29, front side dwang 28 drives right side bevel gear 29 through bevel gear 29 and rotates, gear 27 rotates, it slides at 8 inboards of spout to drive slider 23 through tooth piece 5, make shielding plate 3 rise or descend, shelter from all around workstation 1 upper end, thereby be more convenient for play a shielding effect all around to workstation 1, and then the metal waste that makes the stamping process produce can not splash, user's safety has been protected.

Example 2

As shown in fig. 3 to 5, based on the same concept as that of the above embodiment 1, the embodiment further proposes a protection mechanism of a press machine, wherein the fixed plate 9 is uniformly and fixedly connected to the left and right sides of the upper end surface of the table 1, the roller grooves 25 are uniformly formed on the left and right sides of the upper end of the table 1, the rollers 18 are slidably connected to the inner sides of the roller grooves 25, and the groove plate 17 is rotatably connected to the middle portion of the rollers 18 through the rotating shaft 19. The shock absorption block 16 is fixedly connected to the upper end face of the groove plate 17, a sliding rod groove 26 is formed in one end, away from each other, of the shock absorption block 16, a sliding rod 11 is connected to the inner side of the sliding rod groove 26 in a sliding mode, a pressure spring 10 is sleeved at one end, away from each other, of the sliding rod 11, and a trapezoidal block 13 is connected to the end face, close to each other, of the shock absorption block 16 in a sliding mode. The middle part of the front end of the trapezoidal block 13 is provided with a first sliding groove 14, the inner side of the first sliding groove 14 is connected with an L-shaped block 15 in a sliding manner, the lower end face of the L-shaped block 15 is fixedly connected with a workbench 1, and the upper end face of the trapezoidal block 13 is fixedly connected with a lower die 12.

In this embodiment, when the upper mold 20 is driven by the electric hydraulic cylinder 21 to move downwards to extrude the lower mold 12, the trapezoidal blocks 13 move downwards, the damping blocks 16 are extruded, the damping blocks 16 are away from each other, the roller 18 slides on the inner side of the roller groove 25, the pressure spring 10 is extruded to buffer the damping blocks 16, so that the lower mold 12 can play a role in buffering and damping more conveniently, and the service life of the lower mold 12 is prolonged.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. 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 punching machine protection machanism, its characterized in that, includes workstation (1), workstation (1) up end rear side middle part fixedly connected with bracing piece (22), terminal surface fixedly connected with electric hydraulic cylinder (21) before bracing piece (22) upper end, electric hydraulic cylinder (21) output end fixedly connected with goes up mould (20), workstation (1) middle part all is equipped with spout (8) all around, spout (8) inboard sliding connection has slider (23), slider (23) are kept away from the terminal surface fixedly connected with shielding plate (3) of spout (8).

2. A protection mechanism for a punching machine according to claim 1, characterized in that the end surface of the shielding plate (3) close to the slide block (23) is connected with the working table (1) in a sliding way, and the middle part of the end surface of the shielding plate (3) far away from the sliding chute (8) is fixedly connected with a toothed block (5) uniformly.

3. The protection mechanism of a punching machine according to claim 2, characterized in that the periphery of the working table (1) is fixedly connected with an L-shaped rod (2), the upper end of the L-shaped rod (2) is rotatably connected with a rotating rod (28), the two end faces of the rotating rod (28) at the left side and the front side are fixedly connected with a bevel gear (29), the front end of the rotating rod (28) at the left end and the right end at the rear side is fixedly connected with the bevel gear (29), and the bevel gear (29) at the front side is in meshing connection with the bevel gear (29) at the rear side.

4. A protection mechanism for a punch press according to claim 3, characterized in that a gear (27) is fixedly connected to the middle of the rotating rod (28), the gear (27) is engaged with the toothed block (5), a connecting plate (4) is fixedly connected to the upper side of the front end surface of the L-shaped rod (2) on the left side, and a worm (7) is rotatably connected to the front end of the connecting plate (4).

5. A protection mechanism for a punch press according to claim 4, characterized in that a worm wheel (30) is engaged with the worm (7), the rotating rod (28) is fixedly connected to the middle of the worm wheel (30), and a screw driver (6) is fixedly connected to the lower end surface of the worm (7).

6. The protection mechanism of a punching machine according to claim 5, characterized in that the left side and the right side of the upper end surface of the worktable (1) are fixedly connected with the fixing plate (9) uniformly, the left side and the right side of the upper end surface of the worktable (1) are provided with roller grooves (25) uniformly, the inner sides of the roller grooves (25) are connected with rollers (18) in a sliding way, and the middle part of the rollers (18) is connected with the groove plate (17) in a rotating way through a rotating shaft (19).

7. A protection mechanism for a punching machine according to claim 6, characterized in that a damper block (16) is fixedly connected to the upper end surface of the groove plate (17), a slide bar groove (26) is formed at one end of the damper block (16) far away from each other, a slide bar (11) is slidably connected to the inner side of the slide bar groove (26), a compression spring (10) is sleeved at one end of the slide bar (11) far away from each other, and a trapezoidal block (13) is slidably connected to the end surface of the damper block (16) close to each other.

8. The protection mechanism of a punching machine according to claim 7, characterized in that a first sliding chute (14) is arranged in the middle of the front end of the trapezoidal block (13), an L-shaped block (15) is slidably connected to the inner side of the first sliding chute (14), the lower end face of the L-shaped block (15) is fixedly connected with the workbench (1), and the upper end face of the trapezoidal block (13) is fixedly connected with the lower die (12).