CN216705750U

CN216705750U - Safety protection linkage device for punching of bench punching machine

Info

Publication number: CN216705750U
Application number: CN202122836561.3U
Authority: CN
Inventors: 武红建; 李新生
Original assignee: Luoyang Xindingyuan Photoelectric Element Co ltd
Current assignee: Luoyang Xindingyuan Photoelectric Element Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-06-10
Anticipated expiration: 2031-11-17

Abstract

A safety protection linkage device for punching of a bench punch press is characterized in that a cam is arranged at the tail end of a rotating shaft of the bench punch press, a connecting rod is arranged on one side of the outer end face of the cam, a connecting piece is arranged between the middle of the connecting rod and the bench punch press, the connecting rod is connected with the bench punch press into a whole through the connecting piece, a pair of slide rails are arranged on a workbench of the bench punch press, a fixed seat is fixedly arranged at the left end of each slide rail, a fixed table is arranged at the right end of each slide rail, a limiting sleeve is arranged at the left side of each fixed table, a pair of slide blocks are arranged on the lower surfaces of the fixed tables and the lower surfaces of the limiting sleeves, the slide blocks are located in the slide rails, a pull rod is coaxially arranged in a central hole of each fixed seat, the limiting sleeve and the fixed tables, the left end of each pull rod is fixedly arranged at the lower end of the connecting rod, and a spring is arranged at the left end of each pull rod; the utility model can avoid personal injury accidents caused by mechanical failure or improper operation when an operator loads and unloads parts, greatly improves the safety, and has the advantages of simple structure, ingenious design, safe operation and good use effect, thereby being suitable for general popularization and application.

Description

Safety protection linkage device for punching of bench punching machine

Technical Field

The utility model relates to the technical field of punching machines, in particular to a punching safety protection linkage device of a bench punching machine.

Background

The punch is a stamping type press. In national production, the stamping process has the advantages of material and energy conservation, high efficiency, low technical requirement on operators and capability of making products which cannot be machined by applying various dies, so that the stamping process has wider and wider application range. The table type punch press belongs to a punch press with small tonnage and works on a table, at present, the existing table type punch press often has personal injury accidents caused by mechanical faults or improper operation when parts are assembled and disassembled in actual work, so that the safety of the table type punch press is improved, the personal injury accidents are avoided, and the technical problem which is difficult to solve for a long time is solved.

For these reasons, punch press safety protection linkages have been developed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, provides a punching safety protection linkage device of a bench punch, can avoid personal injury accidents caused by mechanical faults or improper operation when an operator loads and unloads parts, and greatly improves the safety.

In order to achieve the purpose, the utility model adopts the following technical scheme: the punching safety protection linkage device of the bench punching machine comprises: the device comprises a bench punch, a cam, a connecting rod, a pull rod, a slide rail, a fixed seat, a limiting sleeve, a fixed table and a spring; the terminal cam that sets up of desk punch's pivot, outer terminal surface one side of cam sets up the connecting rod, set up the connecting piece between the middle part of connecting rod and the desk punch, the connecting rod uses the round pin axle of connecting piece to rotate as the center, the connecting rod passes through the connecting piece and links as an organic wholely with desk punch, set up a pair of slide rail on desk punch's the workstation, the fixed fixing base that sets up in the slide rail left end, the slide rail right-hand member sets up the fixed station, the fixed station left side sets up the stop collar, the lower surface of fixed station and stop collar all sets up a pair of slider, the slider is located the slide rail, a fixed base, the coaxial pull rod that sets up in the centre bore of stop collar and fixed station, the left end of pull rod is fixed to be set up in the lower extreme of connecting rod, the pull rod drives and controls the removal with the fixed station, the left end of pull rod sets up the spring, the spring is located between connecting rod and the fixed base.

The connecting rod has the structure that: set up the connecting piece between the vertical plate of falling L shaped plate and the front side of bench punch, the round pin axle that falls L shaped plate and use the connecting piece rotates as the center, and the horizontal plate end of falling L shaped plate sets up long vertical plate, and the vertical plate end of falling L shaped plate sets up the hang plate, and the end of hang plate sets up short vertical plate, the upper end and the cam contact of long vertical plate, the pull rod set up on short vertical plate.

The utility model has the beneficial effects that: when the device is used, an operator puts a part into a groove of the fixed station, a stamping pull rod of the bench punch is pulled to stamp, when the stamping head of the bench punch moves downwards, a rotating shaft of the bench punch drives the cam to rotate, when the upper end of the connecting rod is not contacted with the raised part of the cam, the spring pushes the lower end of the connecting rod to move to the left side of the bench punch by virtue of the elasticity of the spring, the connecting rod drives the fixed station to move leftwards to the right below the stamping head of the bench punch to stamp the part by virtue of the pull rod, after stamping is finished, when the stamping head of the bench punch moves upwards, the cam just rotates for one circle to recover, the raised part of the cam is contacted with the upper end of the connecting rod, and the lower end of the connecting rod drives the fixed station to move rightwards to the initial position by virtue of the pull rod; the utility model can avoid personal injury accidents caused by mechanical failure or improper operation when an operator loads and unloads parts, greatly improves the safety, has simple structure, ingenious design, safe operation and good use effect, is suitable for general popularization and application, and is not specified in the prior common technology.

Drawings

The utility model will be further described with reference to the accompanying drawings in which:

FIG. 1 is a schematic view of the assembly structure;

FIG. 2 is a schematic cross-sectional view of the cam;

in the figure: the device comprises a bench punch 1, a cam 2, a connecting rod 3, a pull rod 4, a slide rail 5, a fixed seat 6, a limiting sleeve 7, a fixed table 8 and a spring 9.

Detailed Description

The utility model will be described in further detail with reference to the following detailed description and accompanying drawings:

the end of a rotating shaft of a bench punch 1 is provided with a cam 2, one side of the outer end face of the cam 2 is provided with a connecting rod 3, a connecting piece is arranged between the middle part of the connecting rod 3 and the bench punch 1, the connecting rod 3 rotates by taking a pin shaft of the connecting piece as a center, the connecting rod 3 is connected with the bench punch 1 into a whole through the connecting piece, a pair of slide rails 5 are arranged on a workbench of the bench punch 1, a fixed seat 6 is fixedly arranged at the left end of each slide rail 5, a fixed platform 8 is arranged at the right end of each slide rail 5, a limit sleeve 7 is arranged at the left side of each fixed platform 8, a pair of slide blocks are arranged on the lower surfaces of the fixed platforms 8 and the limit sleeves 7, are positioned in the slide rails, and the fixed seats 6, the pull rod 4 is coaxially arranged in the center holes of the limiting sleeve 7 and the fixing table 8, the left end of the pull rod 4 is fixedly arranged at the lower end of the connecting rod 3, the pull rod 4 drives the limiting sleeve 7 and the fixing table 8 to move left and right, the spring 9 is arranged at the left end of the pull rod 4, and the spring 9 is located between the connecting rod 3 and the fixing base 6.

The connecting rod 3 has the following structure: set up the connecting piece between the vertical plate of falling L shaped plate and bench punch 1's the front side, the round pin axle that falls L shaped plate and use the connecting piece rotates as the center, and the horizontal plate end of falling L shaped plate sets up long vertical plate, and the vertical plate end of falling L shaped plate sets up the hang plate, and the end of hang plate sets up short vertical plate, the upper end and the 2 contacts of cam of long vertical plate, pull rod 4 set up on short vertical plate.

Claims

1. The punching safety protection linkage device of the bench punching machine comprises: the punching machine comprises a bench punching machine (1), a cam (2), a connecting rod (3), a pull rod (4), a slide rail (5), a fixed seat (6), a limiting sleeve (7), a fixed table (8) and a spring (9); the method is characterized in that: the tail end of a rotating shaft of a table punch (1) is provided with a cam (2), one side of the outer end face of the cam (2) is provided with a connecting rod (3), a connecting piece is arranged between the middle part of the connecting rod (3) and the table punch (1), the connecting rod (3) rotates by taking a pin shaft of the connecting piece as a center, the connecting rod (3) is connected with the table punch (1) into a whole through the connecting piece, a pair of slide rails (5) is arranged on a workbench of the table punch (1), the left end of each slide rail (5) is fixedly provided with a fixed seat (6), the right end of each slide rail (5) is provided with a fixed seat (8), the left end of each fixed seat (8) is provided with a limit sleeve (7), the lower surfaces of the fixed seats (8) and the limit sleeves (7) are respectively provided with a pair of slide blocks, the slide blocks are positioned in the slide rails, the fixed seats (6), the limit sleeves (7) and the central holes of the fixed seats (8) are coaxially provided with pull rods (4), the left ends of the pull rods (4) are fixedly arranged at the lower ends of the connecting rod (3), the pull rod (4) drives the limiting sleeve (7) and the fixed platform (8) to move left and right, the spring (9) is arranged at the left end of the pull rod (4), and the spring (9) is located between the connecting rod (3) and the fixed seat (6).

2. The bench punch press ram safety protection linkage of claim 1, wherein: the connecting rod (3) has the structure that: set up the connecting piece between the front side of the vertical plate of falling L shaped plate and desk punch (1), the round pin axle that falls L shaped plate and use the connecting piece rotates as the center, and the horizontal plate end of falling L shaped plate sets up long vertical plate, and the vertical plate end of falling L shaped plate sets up the hang plate, and the end of hang plate sets up short vertical plate, the upper end and the contact of cam (2) of long vertical plate, pull rod (4) set up on short vertical plate.