CN220330630U

CN220330630U - Punching mechanism

Info

Publication number: CN220330630U
Application number: CN202321934071.XU
Authority: CN
Inventors: 丁华; 黄政发; 刘洋
Original assignee: Hubei Hewei Precision Machinery Co ltd
Current assignee: Hubei Hewei Precision Machinery Co ltd
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2024-01-12
Anticipated expiration: 2033-07-21

Abstract

The utility model discloses a punching mechanism, which comprises a C-shaped substrate and an L-shaped seat fixed at the top of the C-shaped substrate, wherein a drilling structure is arranged at the top end of the L-shaped seat, two pressing structures are symmetrically arranged at the top of the C-shaped substrate, each pressing structure comprises a movable column penetrating through the C-shaped substrate, a limiting pressing plate is fixed at the top end of each movable column, the bottom end of each movable column penetrates through the bottom of the C-shaped substrate and is rotationally connected with a bottom plate, a first spring is sleeved between the bottom end surface of each movable column relative to the C-shaped substrate and the bottom plate, and one end of each limiting pressing plate extends to the top of an object to be punched; according to the utility model, by improving the punching mechanism in the prior art, two compacting structures are designed at the top of the C-shaped substrate, so that the compacting limit of the object to be punched when an operator punches the hole can be rapidly realized, and meanwhile, the object to be punched can be conveniently and rapidly fetched and placed after the hole is punched.

Description

Punching mechanism

Technical Field

The utility model belongs to the technical field of plate punching processing, and particularly relates to a punching mechanism.

Background

When a train is in daily maintenance and repair, a guard plate is required to be replaced frequently, a new guard plate on the train is required to be perforated before being installed, and is used for smooth penetration and installation of subsequent bolts, a perforating mechanism is generally adopted to realize perforation of the new guard plates of the train, and the multi-station synchronous perforating mechanism disclosed in the prior patent with the publication number of CN216632700U relates to the related technical field of perforating equipment and comprises a base, a driving mechanism and a perforating mechanism, wherein the driving mechanism and the perforating mechanism are both arranged above the base, a fixing frame is welded on the upper surface of the base, a placing table is fixedly connected to the upper surface of the base close to the fixing frame, and a supporting frame … …' is fixedly connected to the upper surface of the base, so that the conventional perforating mechanism can be seen;

however, in the punching mechanism in the above patent, in practical use, the limiting compaction of the object to be punched is realized through a plurality of screw thread compacting blocks, which brings inconvenience to operators in the process of punching processing and the picking and placing of the object to be punched, and reduces the efficiency of the punching work.

Disclosure of Invention

The present utility model is directed to a punching mechanism, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a punching mechanism, includes C shape base plate and fixes the L shape seat at C shape base plate top, the top of L shape seat is provided with drilling structure, drilling structure is including fixing the cylinder at L shape seat top surface, the piston rod of cylinder bottom runs through to the bottom of L shape seat to be connected with the lifter plate, the bottom surface mounting of lifter plate has the motor, install the drill bit on the output of motor, the top of C shape base plate has placed the article of waiting to punch for drilling structure's bottom, the top symmetry of C shape base plate is provided with two compress tightly the structure, compress tightly the structure including running through the movable column that sets up on C shape base plate, the top of movable column is fixed with spacing clamp plate, the bottom of movable column runs through to the bottom of C shape base plate and rotates to be connected with the bottom plate, the bottom surface of movable column is equipped with spring one for the cover between C shape base plate and the bottom plate, the one end of spacing clamp plate extends to the top of waiting to punch the article.

Preferably, the bottom surface fixing of spacing clamp plate has the slipmat, slipmat and waiting to punch the article and compress tightly the contact, the bottom surface fixing of movable column has the axostylus axostyle that the cross-section is T shape, the bottom plate rotates the cover and establishes on the axostylus axostyle, the top surface fixing of spacing clamp plate has to pinch the piece, pinch the piece and be the arc.

Preferably, the pressing structure further comprises a guide sleeve fixed on the top surface of the C-shaped substrate, and the movable column penetrates through the guide sleeve.

Preferably, the compacting structure further comprises a positioning structure, the positioning structure is arranged between the guide sleeve and the movable column, the positioning structure comprises an inner groove formed in the guide sleeve, a second spring and telescopic clamping beads are arranged in the inner groove, two strip-shaped positioning clamping grooves are symmetrically formed in the surface of the movable column, the end parts of the telescopic clamping beads penetrate through the inner side of the guide sleeve and are embedded into one strip-shaped positioning clamping groove, one end of the second spring is fixed on the inner wall of the inner groove, and the other end of the second spring is fixed with the telescopic clamping beads.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, by improving the punching mechanism in the prior art, two compacting structures are designed at the top of the C-shaped substrate, so that the compacting limit of the object to be punched when an operator punches the hole can be rapidly realized, meanwhile, the object to be punched can be conveniently and rapidly fetched and placed after the hole is punched, and the punching working efficiency of the whole punching mechanism is improved.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a cross-sectional view of a compression structure of the present utility model;

FIG. 3 is an enlarged view of a portion of the positioning structure of FIG. 2 in accordance with the present utility model;

in the figure: 1. a C-shaped substrate; 2. an L-shaped seat; 3. drilling a hole structure; 31. a cylinder; 32. a lifting plate; 33. a motor; 34. a drill bit; 4. an object to be punched; 5. a compacting structure; 51. a limit pressing plate; 52. a movable column; 53. guide sleeve; 54. a bottom plate; 55. a first spring; 56. an anti-slip pad; 57. a positioning structure; 571. an inner tank; 572. a second spring; 573. a telescopic clamping bead; 574. a strip-shaped positioning clamping groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1 and fig. 2, a first embodiment of the present utility model provides a technical solution: a punching mechanism comprises a C-shaped base plate 1 and an L-shaped seat 2 welded and fixed on the top of the C-shaped base plate 1, a drilling structure 3 is arranged at the top end of the L-shaped seat 2, the drilling structure 3 comprises an air cylinder 31 fixed on the top surface of the L-shaped seat 2 through bolts, a piston rod at the bottom end of the air cylinder 31 penetrates through the bottom of the L-shaped seat 2 and is connected with a lifting plate 32, a motor 33 is arranged on the bottom surface of the lifting plate 32, a drill bit 34 is arranged at the output end of the motor 33, an object 4 to be punched is placed at the top of the C-shaped base plate 1 relative to the bottom of the drilling structure 3, the lifting plate 32 is driven to move downwards when the later air cylinder 31 is started, the drill bit 34 is driven to rotate at a high speed after being started, the drill bit 34 moves downwards to contact with the object 4 to be punched, the air cylinder 31 can move again after the punching operation is completed, the piston rod at the bottom end of the air cylinder 31 drives the lifting plate 32 to move upwards and reset, the top of the C-shaped substrate 1 is symmetrically provided with two pressing structures 5, the pressing structures 5 comprise movable columns 52 which are penetrated and arranged on the C-shaped substrate 1, the top ends of the movable columns 52 are fixedly welded with limiting pressing plates 51, the bottom ends of the movable columns 52 penetrate to the bottom of the C-shaped substrate 1 and are rotationally connected with a bottom plate 54, a first spring 55 is sleeved between the bottom end surface of the movable columns 52 and the bottom plate 54 relative to the C-shaped substrate 1 and the bottom plate 54, one end of each limiting pressing plate 51 extends to the top of an object 4 to be punched, the object 4 to be punched can play a role of pressing and limiting, the stability of the object 4 to be punched in later punching is ensured, when the object 4 to be punched needs to be removed after the punching is completed, an operator only needs to move the limiting pressing plates 51 upwards, the movable columns 52 move upwards along with the bottom plate 54, the first spring 55 is compressed, at the moment, the operator rotates the limiting pressing plates 51 by one hundred eighty degrees, the object 4 to be punched can be directly taken and placed without blocking the object 4 to be punched.

The bottom surface of the limiting pressing plate 51 is fixedly glued with an anti-slip pad 56, the anti-slip pad 56 is made of rubber, the anti-slip pad 56 is in compression contact with the object 4 to be punched, compression stability can be improved, a shaft rod with a T-shaped section is fixed to the bottom end surface of the movable column 52, the bottom plate 54 is rotatably sleeved on the shaft rod, and the movable column 52 can smoothly rotate at the top of the bottom plate 54.

The top surface of the limiting pressing plate 51 is fixedly welded with a pinching block, the pinching block is arc-shaped, the rotating operation of the limiting pressing plate 51 by later operators is facilitated, the pressing structure 5 further comprises a guide sleeve 53 fixedly welded on the top surface of the C-shaped substrate 1, the movable column 52 penetrates through the guide sleeve 53, and the guiding and supporting functions can be achieved when the movable column 52 moves up and down.

Examples

Referring to fig. 1 to 3, a second embodiment of the present utility model is based on the previous embodiment, except that the positioning structure 57 is provided to facilitate the positioning of the movable post 52 after rotation.

Specifically, the pressing structure 5 further includes a positioning structure 57, the positioning structure 57 is disposed between the guide sleeve 53 and the movable column 52, the positioning structure 57 includes an inner groove 571 formed inside the guide sleeve 53, a second spring 572 and a telescopic clamping bead 573 are installed in the inner groove 571, two strip-shaped positioning clamping grooves 574 corresponding to the telescopic clamping bead 573 are symmetrically formed on the surface of the movable column 52, the end portion of the telescopic clamping bead 573 penetrates through the inner side of the guide sleeve 53 and is embedded into one of the strip-shaped positioning clamping grooves 574, when the movable column 52 rotates, the end portion of the telescopic clamping bead 573 is extruded into the inner groove 571, and when the movable column 52 rotates by one hundred and eighty degrees, the end portion of the telescopic clamping bead 573 is clamped into the other strip-shaped positioning clamping groove 574 under the pushing of the second spring 572, so that the auxiliary positioning of the movable column 52 is achieved, one end of the second spring 572 is fixed on the inner wall of the inner groove 571, and the other end of the second spring 572 is fixed with the telescopic clamping bead 573.

Although embodiments of the present utility model have been shown and described in detail with reference to the foregoing detailed description, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a punching mechanism, includes C shape base plate (1) and fixes L shape seat (2) at C shape base plate (1) top, the top of L shape seat (2) is provided with drilling structure (3), drilling structure (3) are including fixing cylinder (31) at L shape seat (2) top surface, the piston rod of cylinder (31) bottom runs through to the bottom of L shape seat (2) to be connected with lifter plate (32), the bottom surface mounting of lifter plate (32) has motor (33), install drill bit (34) on the output of motor (33), waiting to punch article (4) for the bottom of drilling structure (3) are placed at the top of C shape base plate (1), its characterized in that: the top symmetry of C shape base plate (1) is provided with two and compresses tightly structure (5), compress tightly structure (5) including running through movable post (52) that set up on C shape base plate (1), the top of movable post (52) is fixed with spacing clamp plate (51), the bottom of movable post (52) runs through to the bottom of C shape base plate (1) and rotates and be connected with bottom plate (54), the bottom surface of movable post (52) is equipped with spring one (55) for the cover between C shape base plate (1) and bottom plate (54), the one end of spacing clamp plate (51) extends to the top of waiting to punch article (4).

2. A punch mechanism as claimed in claim 1, wherein: and an anti-slip pad (56) is fixed on the bottom surface of the limiting pressing plate (51), and the anti-slip pad (56) is in pressing contact with the object (4) to be punched.

3. A punch mechanism as claimed in claim 1, wherein: the bottom end surface of the movable column (52) is fixedly provided with a shaft rod with a T-shaped section, and the bottom plate (54) is rotatably sleeved on the shaft rod.

4. A punch mechanism as claimed in claim 1, wherein: the top surface of the limiting pressing plate (51) is fixedly provided with a pinching block, and the pinching block is arc-shaped.

5. A punch mechanism as claimed in claim 1, wherein: the pressing structure (5) further comprises a guide sleeve (53) fixed on the top surface of the C-shaped base plate (1), and the movable column (52) passes through the guide sleeve (53).

6. A punch mechanism as claimed in claim 5, wherein: the compression structure (5) further comprises a positioning structure (57), and the positioning structure (57) is arranged between the guide sleeve (53) and the movable column (52).

7. The punching mechanism as in claim 6, wherein: the positioning structure (57) comprises an inner groove (571) arranged inside the guide sleeve (53), a spring II (572) and telescopic clamping beads (573) are arranged in the inner groove (571), two strip-shaped positioning clamping grooves (574) are symmetrically formed in the surface of the movable column (52), and the end parts of the telescopic clamping beads (573) penetrate through the inner side of the guide sleeve (53) and are embedded into one strip-shaped positioning clamping groove (574).

8. The punching mechanism as in claim 7, wherein: one end of the second spring (572) is fixed on the inner wall of the inner groove (571), and the other end of the second spring (572) is fixed with the telescopic clamping bead (573).