CN212217417U

CN212217417U - Clamping mechanism for welding machine

Info

Publication number: CN212217417U
Application number: CN202020543339.7U
Authority: CN
Inventors: 刘康
Original assignee: Foshan City Nanhai Aoyang Industry Co ltd
Current assignee: Foshan City Nanhai Aoyang Industry Co ltd
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-12-25
Anticipated expiration: 2030-04-14

Abstract

The utility model discloses a clamping mechanism for welding machine relates to the welding technology field, which comprises a housin, the positive fixedly connected with motor of casing, the two-way screw rod of output fixedly connected with of motor, the equal threaded connection in both ends of two-way screw rod surface has the movable block, the equal fixedly connected with connecting block of top surface of two movable blocks, the first grip block of the equal fixedly connected with of top surface of movable block one end is kept away from to two connecting blocks, the central fixedly connected with gear of two-way screw rod surface, the inside sliding connection of casing has two sliders, the equal fixedly connected with rack in a side that two sliders are close to each other, the equal fixedly connected with second grip block of top surface of. The utility model relates to a rational in infrastructure, it can be to the effect of the fixed centre gripping of work piece, possesses convenient operation and the strong advantage of stability, has solved traditional clamping mechanism for welding machine and has adopted manual operation to screw up the bolt and realize the automatic centre gripping to the work piece mostly, and not only intensity of labour is big, the relatively poor problem of stability moreover.

Description

Clamping mechanism for welding machine

Technical Field

The utility model relates to the field of welding technique, specifically a clamping machine constructs for welding machine.

Background

The electric welding machine is actually a transformer with external characteristics of reduction, 220V and 380V alternating currents are converted into low-voltage direct currents, and the electric welding machine can be generally divided into two types according to the types of output power supplies, wherein one type is an alternating current power supply; a DC electric welder is composed of a rectifier with high power, positive and negative poles, transformer for transforming AC current, rectifier for rectifying, and power supply with external dropping characteristics.

The traditional clamping mechanism for the welding machine mostly adopts manual operation to screw up the bolt to realize automatic clamping of the workpiece, so that the labor intensity is high, and the stability is poor. Therefore, the clamping mechanism for the welding machine solves the problems.

SUMMERY OF THE UTILITY MODEL

One) technical problem to be solved

The utility model aims at providing a clamping machine constructs for welding machine in order to compensate prior art not enough.

II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a clamping mechanism for welding machine, which comprises a housin, the positive fixedly connected with motor of casing, the two-way screw rod of output fixedly connected with of motor, the equal threaded connection in both ends of two-way screw rod surface has the movable block, the equal fixedly connected with connecting block of top surface of two movable blocks, the first grip block of the equal fixedly connected with of top surface of movable block one end is kept away from to two connecting blocks, the central fixedly connected with gear of two-way screw rod surface, the inside sliding connection of casing has two sliders, the equal fixedly connected with rack in a side that two sliders are close to each other, the equal fixedly connected with second grip block.

Furthermore, two the guiding hole has all been seted up to the inside of slider, and the equal sliding connection in inside of two guiding holes has the guide bar.

Furthermore, two the equal fixedly connected with stopper of one end that the guide bar kept away from each other, two side that the stopper kept away from each other are respectively in shells inner wall's both sides fixed connection.

Furthermore, two the equal fixedly connected with spring in a side that the stopper is close to each other, one end that the stopper was kept away from to the spring is close to a side fixed connection of stopper with the slider.

Furthermore, two first clamping blocks are located outside the shell, threads are formed in the two moving blocks, and the spiral directions of the two threads are opposite.

Furthermore, two the equal fixedly connected with slipmat of a side that first grip block is close to each other and a side that two second grip blocks are close to each other.

Thirdly), the beneficial effects are as follows:

compared with the prior art, this clamping machine constructs for welding machine possesses following beneficial effect:

one, the utility model discloses a set up the motor, two-way screw rod, the movable block, the connecting block, first grip block, the gear, the slider, rack and second grip block, it is rotatory to drive two-way screw rod with the output of motor, thereby make two movable blocks be close to the removal each other on two-way screw rod, thereby make two connecting blocks drive two first grip blocks and be close to each other, two-way screw rod drives the gear rotation simultaneously, thereby make gear and rack mesh, thereby make two sliders be close to each other, thereby make two second grip blocks be close to each other, the effect to the fixed centre gripping of work piece has been reached, possess convenient operation and the strong advantage of stability, the automatic centre gripping to the work piece of the most adoption manual operation bolt tightening of clamping mechanism for traditional welding machine has been solved, not only intensity of labour is big, and the relatively poor problem of stability.

Two, the utility model discloses a set up guiding hole and guide bar, move the slider on the guide bar through the guiding hole, thereby promote the stability that the slider removed, through setting up the stopper, can make the stopper carry on spacingly to the removal of slider, through setting up the spring, stimulate the slider with the spring, thereby promote the stability of second grip block to the work piece centre gripping, through setting up two opposite screw threads, thereby can make two movable blocks be close to each other or keep away from the motion each other on two-way screw rod, through setting up the slipmat, promote the stability of first grip block and second grip block to the work piece centre gripping.

Drawings

Fig. 1 is a sectional view of the housing of the present invention;

fig. 2 is a front view of the housing of the present invention;

FIG. 3 is a schematic structural view of the two-way screw of the present invention;

fig. 4 is a perspective view of the slider of the present invention.

In the figure: 1. a housing; 2. a motor; 3. a bidirectional screw; 4. a moving block; 5. connecting blocks; 6. a first clamping block; 7. a gear; 8. a slider; 9. a rack; 10. a guide hole; 11. a guide bar; 12. a spring; 13. a limiting block; 14. and a second clamping block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: the utility model provides a clamping mechanism for welding machine, which comprises a housin 1, casing 1's positive fixedly connected with motor 2, the utility model discloses motor 2 uses the positive reverse motor of DM06RB, motor 2's two-way screw rod 3 of output fixedly connected with, the equal threaded connection in both ends of 3 surfaces of two-way screw rod has movable block 4, the equal fixedly connected with connecting block 5 of top surface of two movable blocks 4, the first grip block 6 of the equal fixedly connected with of top surface of movable block 4 one end is kept away from to two connecting blocks 5, the central fixedly connected with gear 7 of 3 surfaces of two-way screw rod, casing 1's inside sliding connection has two sliders 8, the equal fixedly connected with rack 9 in a side that two sliders 8 are close to each other, the equal fixedly connected with.

Further, the inside of two sliders 8 has all been seted up guiding hole 10, and the equal sliding connection in inside of two guiding holes 10 has guide bar 11. Through the arrangement of the guide hole 10 and the guide rod 11, the sliding block 8 moves on the guide rod 11 through the guide hole 10, so that the moving stability of the sliding block 8 is improved.

Further, the equal fixedly connected with stopper 13 of one end that two guide bars 11 kept away from each other, two side that stopper 13 kept away from each other are respectively in the both sides fixed connection of casing 1 inner wall. By arranging the limiting block 13, the limiting block 13 can limit the movement of the sliding block 8.

Furthermore, two stopper 13 equal fixedly connected with springs 12 of a side that is close to each other, one end that spring 12 kept away from stopper 13 and slider 8 are close to a side fixed connection of stopper 13. By arranging the spring 12, the spring 12 pulls the sliding block 8, so that the stability of clamping the workpiece by the second clamping block 14 is improved.

Further, two first clamping blocks 6 are located outside the housing 1, threads are formed in the two moving blocks 4, and the two threads are opposite in spiral direction. By providing two opposite threads, the two moving blocks 4 can be moved closer to or further away from each other on the bidirectional screw 3.

Furthermore, the anti-slip mat is fixedly connected to one side surface of the two first clamping blocks 6 close to each other and one side surface of the two second clamping blocks 14 close to each other. By arranging the anti-slip pads, the stability of the first clamping block 6 and the second clamping block 14 for clamping the workpiece is improved.

The working principle is as follows: the motor 2 is electrically connected with a municipal power supply, a workpiece is placed on the top surface of the shell 1, the motor 2 is started, so that the output end of the motor 2 drives the bidirectional screw 3 to rotate, so that the two moving blocks 4 are close to each other on the bidirectional screw 3, so that the two moving blocks 4 drive the first clamping blocks 6 to close to each other through the connecting blocks 5 respectively, meanwhile, the gear 7 is meshed with the two racks 9, so that the two sliding blocks 8 are close to each other on the guide rod 11 through the guide hole 10, so that the two second clamping blocks 14 clamp the workpiece, and simultaneously, the two springs 12 respectively pull the two sliding blocks 8, so that the clamping effect of the second clamping blocks 14 on the workpiece is improved, the effect of fixedly clamping the workpiece is achieved, the clamping mechanism has the advantages of convenience in operation and strong stability, and solves the problem that the traditional clamping mechanism for the welding machine mostly adopts manual operation to tighten bolts to realize automatic clamping of, not only has high labor intensity, but also has poor stability.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "fixedly," "mounted," "connected," and "connected" are to be construed broadly, e.g., "mounted" may be fixedly connected, or detachably connected, or integrally connected; "connected" may be mechanically or electrically connected; "connected" may be directly connected or indirectly connected through an intermediate member, or may be internal or external to two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a clamping machine constructs for welding machine, includes casing (1), its characterized in that: the improved bidirectional screw rod is characterized in that a motor (2) is fixedly connected to the front of a shell (1), a bidirectional screw rod (3) is fixedly connected to the output end of the motor (2), moving blocks (4) are connected to the two ends of the outer surface of the bidirectional screw rod (3) in a threaded mode, connecting blocks (5) are fixedly connected to the top surfaces of the two moving blocks (4), first clamping blocks (6) are fixedly connected to the top surfaces of the two connecting blocks (5) far away from one end of the moving blocks (4), gears (7) are fixedly connected to the centers of the outer surfaces of the bidirectional screw rod (3), two sliders (8) are connected to the shell (1) in a sliding mode, racks (9) are fixedly connected to one side face, close to each other, and second clamping blocks (14.

2. The clamping mechanism for the welding machine as claimed in claim 1, wherein: two guiding holes (10) have all been seted up to the inside of slider (8), and the equal sliding connection in inside of two guiding holes (10) has guide bar (11).

3. The clamping mechanism for the welding machine as claimed in claim 2, wherein: two the equal fixedly connected with stopper (13) of one end that guide bar (11) kept away from each other, two side that stopper (13) kept away from each other are respectively in the both sides fixed connection of casing (1) inner wall.

4. The clamping mechanism for the welding machine as claimed in claim 3, wherein: two equal fixedly connected with spring (12) in a side that stopper (13) are close to each other, one end that stopper (13) were kept away from in spring (12) and slider (8) are close to a side fixed connection of stopper (13).

5. The clamping mechanism for the welding machine as claimed in claim 1, wherein: the two first clamping blocks (6) are located outside the shell (1), threads are formed in the two moving blocks (4), and the spiral directions of the two threads are opposite.

6. The clamping mechanism for the welding machine as claimed in claim 5, wherein: one side surface of the two first clamping blocks (6) close to each other and one side surface of the two second clamping blocks (14) close to each other are fixedly connected with anti-slip pads.