CN110280650A - A kind of automatic punch machine - Google Patents

Abstract

The invention provides an automatic punching machine, which includes a workbench, a workpiece fixing seat and a plurality of punchers; A plurality of positioning holes communicated with the workpiece fixing groove are arranged in the circumferential direction of the fixing seat; a plurality of punching devices are arranged in a circumferential direction outside the workpiece fixing seat and the plurality of punching devices are respectively arranged in correspondence with the plurality of positioning holes one by one. The punchers are all installed on the workbench, and the punching heads of the plurality of punchers can respectively pass through the plurality of positioning holes and extend into the workpiece fixing groove to punch the workpiece. The invention is simple in structure, easy to use, realizes automatic punching, is applicable to punching processing of workpieces of different sizes, improves punching efficiency and has high punching precision.

Description

An automatic punching machine

technical field

The invention relates to the technical field of punching, in particular to an automatic punching machine.

Background technique

In the process of mechanical processing, it is usually necessary to punch various workpieces. Because the existing punching equipment is too simple, the staff needs to manually place the punched workpieces. In normal production, the demand for products is large, and there are too many operations. The labor intensity of the staff is increased, and while the work efficiency is reduced, more defective products will be produced, which will invisibly cause a waste of production costs.

Contents of the invention

Based on the technical problems existing in the background technology, the present invention proposes an automatic punching machine.

An automatic punching machine proposed by the present invention includes a workbench, a workpiece fixing seat and a plurality of punchers;

The workpiece fixing seat is fixedly installed on the workbench, the workpiece fixing seat is provided with a workpiece fixing groove for fixing the workpiece, and a plurality of positioning holes communicating with the workpiece fixing groove are arranged in the circumferential direction of the workpiece fixing seat;

A plurality of punchers are arranged circumferentially outside the workpiece fixing seat, and the plurality of punchers are set in one-to-one correspondence with the plurality of positioning holes, and the plurality of punchers are all installed on the workbench, and the punching of the plurality of punchers The heads can respectively pass through a plurality of positioning holes and extend into the workpiece fixing groove to punch the workpiece.

Preferably, it also includes a driving cylinder, a lifting seat is arranged in the working fixing groove, the edge of the lifting seat is slidingly connected with the inside of the workpiece fixing seat, and the driving cylinder is connected with the lifting seat to drive the lifting seat to move up and down in the vertical direction.

Preferably, the punching device includes a punching head, a moving plate and a driving member, the moving plate is movably installed on the workbench, the punching head is installed on the side of the moving plate close to the workpiece holder, and the driving member is connected with the moving plate for driving The moving plate moves to drive the punching head into or out of the positioning hole.

Preferably, the side of the moving plate close to the workpiece fixing seat is connected to the workpiece fixing seat through a plurality of elastic members.

Preferably, the driving member includes a cam, a rotating shaft and a motor, the cam is installed on the worktable in rotation, the output shaft of the motor is connected with the camshaft of the cam, and when a plurality of elastic members are in a natural state, the cam is close to one end of the camshaft and moves board against.

Preferably, a plurality of locking screws are also included, and a plurality of locking screw holes are arranged circumferentially on the workpiece fixing seat, and the plurality of locking screws are threadedly connected with the plurality of locking screw holes respectively.

Preferably, the plurality of locking screw holes and the plurality of positioning holes are in the same horizontal plane.

Preferably, the workpiece fixing groove is cylindrical.

An automatic punching machine proposed by the present invention, when working, feeds the workpiece to be punched into the workpiece fixing groove, adjusts the state of the workpiece in the workpiece fixing groove according to the required drilling position of the workpiece and selects the corresponding punching hole The workpiece is moved to a suitable position by driving the lifting seat through the driving cylinder, and then the workpiece is locked by multiple locking screws, and the motor of the selected puncher is started to work. The motor drives the cam to rotate, and the cam drives the moving plate to the workpiece. The fixed seat moves so that the punching head passes through the positioning hole and extends into the workpiece fixing groove to punch the workpiece. The invention is simple in structure, easy to use, realizes automatic punching, is applicable to punching processing of workpieces of different sizes, improves punching efficiency and has high punching precision.

Description of drawings

Fig. 1 is the structural representation of a kind of automatic punching machine that the present invention proposes;

Fig. 2 is a structural schematic diagram of a workpiece fixing seat in an automatic punching machine proposed by the present invention.

Detailed ways

With reference to Fig. 1-Fig. 2, the present invention proposes a kind of automatic punching machine, comprises workbench 1, workpiece holder 2, a plurality of punchers, a plurality of locking screw rods 11 and drive cylinder; Wherein:

The workpiece fixing seat 2 is fixedly installed on the workbench 1, and the workpiece fixing seat 2 is provided with a workpiece fixing groove 3 for fixing the workpiece.

A plurality of punchers are arranged circumferentially on the outside of the workpiece holder 2, and the plurality of punchers are arranged in one-to-one correspondence with the plurality of positioning holes 4, and the plurality of punchers are installed on the workbench 1 and the plurality of punchers Each punching head 6 can pass through a plurality of positioning holes 4 and extend into the workpiece fixing groove 3 to punch the workpiece. The punching device includes a punching head 6, a moving plate 7 and a driving member. The moving plate 7 is movably installed on the workbench 1 , and the side of the moving plate 7 close to the workpiece fixing seat 2 is connected with the workpiece fixing seat 2 through a plurality of elastic members 10 . The punching head 6 is installed on the side of the moving plate 7 close to the workpiece holder 2 . The driving part is connected with the moving plate 7 and is used to drive the moving plate 7 to move to drive the punching head 6 to enter or exit the positioning hole 4. The driving part includes a cam 8, a rotating shaft and a motor. The cam 8 is rotated and installed on the workbench 1. The output shaft is connected to the camshaft 9 of the cam 8, and when the plurality of elastic members 10 are in a natural state, the end of the cam 8 close to the camshaft 9 abuts against the moving plate 7.

In this embodiment, a lifting seat 5 is arranged in the working fixing groove, and the edge of the lifting seat 5 is connected with the interior of the workpiece fixing seat 2 by sliding fit, and the driving cylinder is connected with the lifting seat 5 to drive the lifting seat 5 to move up and down in the vertical direction. When punching workpieces of different sizes, the lifting seat 5 is driven up by the driving cylinder to move the workpiece to a suitable position, and then the punching process is performed through multiple punchers, and the lifting seat 5 can be replaced according to the specific shape of the workpiece to reach the workpiece. Recently pinned status.

In this embodiment, in order to improve the punching precision, the workpiece fixing seat 2 is arranged with a plurality of locking screw holes 12 in the circumferential direction, and the plurality of locking screws 11 are threadedly connected with the plurality of locking screw holes 12 respectively. The tightening screw rod 11 locks the workpiece so that the workpiece is fixed in the workpiece fixing groove 3 to avoid displacement when punching. A plurality of locking screw holes 12 and a plurality of positioning holes 4 are in the same horizontal plane, which can respectively punch holes for workpieces with smaller dimensions.

In this embodiment, in order to meet the punching requirements of workpieces of different specifications and sizes, the workpiece fixing groove 3 is set in a cylindrical shape.

When the present invention works, the workpiece to be punched is loaded into the workpiece fixing groove 3, the state of the workpiece in the workpiece fixing groove 3 is adjusted according to the required drilling position of the workpiece and the corresponding puncher is selected, and driven by the driving cylinder The lifting seat 5 moves to move the workpiece to a suitable position, and then locks the workpiece through a plurality of locking screws 11, starts the motor of the selected puncher to work, the motor drives the cam 8 to rotate, and the cam 8 drives the moving plate 7 to the workpiece fixing seat 2 to move, so that the punching head 6 passes through the positioning hole 4 and extends into the workpiece fixing groove 3 to punch the workpiece. The invention is simple in structure, easy to use, realizes automatic punching, is applicable to punching processing of workpieces of different sizes, improves punching efficiency and has high punching precision.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (8)

1. a kind of automatic punch machine, which is characterized in that including workbench (1), workpiece fixing seat (2) and multiple piercers；

Workpiece fixing seat (2) is fixedly mounted on workbench (1), and workpiece fixing seat (2) is equipped with the workpiece for fixing workpiece Fixing groove (3) is circumferentially disposed with multiple location holes (4) being connected to workpiece fixing groove (3) in workpiece fixing seat (2)；

Multiple piercers workpiece fixing seat (2) exterior circumferential arrange and multiple piercers respectively with multiple location holes (4) one by one Be correspondingly arranged, multiple piercers are installed on workbench (1) and the punching head (6) of multiple piercers can be each passed through it is multiple Location hole (4) is protruded into workpiece fixing groove (3) and is punched out to workpiece.

2. automatic punch machine according to claim 1, which is characterized in that further include driving cylinder, set in the fixing groove that works Have lifting seat (5), lifting seat (5) edge is connect with workpiece fixing seat (2) sliding fit inside, driving cylinder and lifting seat (5) Connection is for driving lifting seat (5) lower movement in the vertical direction.

3. automatic punch machine according to claim 1, which is characterized in that piercer includes punching head (6), movable plate (7) And actuator, movable plate (7) are movably mounted on workbench (1), it is solid close to workpiece that punching head (6) is mounted on movable plate (7) Reservation (2) side, actuator are connect for driving movable plate (7) mobile one that punching head (6) is driven to protrude into or move back with movable plate (7) Location hole (4) out.

4. automatic punch machine according to claim 3, which is characterized in that movable plate (7) is close to workpiece fixing seat (2) side It is connect by multiple elastic components (10) with workpiece fixing seat (2).

5. automatic punch machine according to claim 4, which is characterized in that actuator includes cam (8), shaft and motor, Cam (8) is rotatably installed on workbench (1), and the output shaft of motor is connect with the camshaft (9) of cam (8), and works as multiple bullets Property part (10) in the raw when, cam (8) close to its camshaft (9) one end and movable plate (7) against.

6. automatic punch machine described in any one of -4 according to claim 1, which is characterized in that further include multiple tie down screws (11), be circumferentially disposed with multiple locking screw holes (12) in workpiece fixing seat (2), multiple tie down screws (11) respectively with multiple lockings Screw hole (12) is threadedly coupled.

7. automatic punch machine according to claim 6, which is characterized in that multiple locking screw holes (12) and multiple location holes (4) in same level.

8. automatic punch machine described in any one of -4 according to claim 1, which is characterized in that workpiece fixing groove (3) is in cylinder Type.