CN211276946U

CN211276946U - Spot welding machine convenient to clamp

Info

Publication number: CN211276946U
Application number: CN202021152337.1U
Authority: CN
Inventors: 王芳
Original assignee: Guangzhou Songhe Intelligent Technology Co ltd
Current assignee: Guangzhou Songhe Intelligent Technology Co ltd
Priority date: 2020-06-20
Filing date: 2020-06-20
Publication date: 2020-08-18
Anticipated expiration: 2030-06-20

Abstract

The utility model relates to the technical field of spot welding machines, in particular to a spot welding machine convenient for clamping, which comprises a spot welding machine body, an upper spot welding arm and a lower spot welding arm which are respectively arranged at two sides of the outer wall of the spot welding machine body, wherein a clamping mechanism is arranged between the upper spot welding arm and the lower spot welding arm, the clamping mechanism comprises two symmetrical concave plates and two symmetrical springs, the two concave plates are respectively and slidably arranged on the outer wall of the spot welding machine body, the height of one concave plate is greater than that of the other concave plate, one end of each spring is respectively and vertically connected with the inner wall at one side of the two concave plates, the other end of each spring is respectively and vertically connected with an extrusion block, the outer side of one extrusion block is provided with an adjusting mechanism, the upper end surface of the other extrusion block is closely attached to the inner wall at the other side of the concave plate, the spot welding machine has the beneficial effects that when spot welding is carried out on, the welding precision is high, promotes welding quality.

Description

Spot welding machine convenient to clamp

Technical Field

The utility model relates to a spot welder technical field especially relates to a make things convenient for spot welder of centre gripping.

Background

The spot welder adopts the principle of two-sided two-point overcurrent welding, two electrodes pressurization work piece make two-layer metal form certain contact resistance under the pressure of two electrodes during operation, and welding current forms instantaneous heat welding at two contact resistance points when flowing through another electrode from an electrode, and welding current flows to this electrode formation return circuit from another electrode along two work pieces in the twinkling of an eye, and can not injure by the inner structure of welding the work piece, the spot welder can weld less part usually, generally, the staff holds the part with the hand and carries out spot welding, long-time work can hardly avoid causing welding precision not high, cause the poor condition of welding quality.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of low welding precision and poor welding quality in the prior art and providing a spot welding machine convenient for clamping.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a spot welding machine convenient for clamping comprises a spot welding machine body, an upper spot welding arm and a lower spot welding arm which are respectively arranged on two sides of the outer wall of the spot welding machine body, wherein a clamping mechanism is arranged between the upper spot welding arm and the lower spot welding arm, the clamping mechanism comprises two symmetrical concave plates and two symmetrical springs, the two concave plates are respectively and slidably mounted on the outer wall of the spot welding machine body, the height of one concave plate is larger than that of the other concave plate, one end of each spring is respectively and vertically connected onto the inner wall of one side of each concave plate, the other end of each spring is respectively and vertically connected with an extrusion block, the outer side of one extrusion block is provided with an adjusting mechanism, the upper end face of the other extrusion block is tightly attached to the inner wall of the other side of each concave plate, the two extrusion blocks are positioned on the same axis, and the lower end faces of the two extrusion blocks are respectively and vertically connected with a limiting rod, the limiting rod is located in the middle of the spring, one end of the limiting rod penetrates through the concave plate, and the end portion of the limiting rod is perpendicularly connected with the limiting plate.

Preferably, the spot welding machine body is provided with a sliding groove in the outer wall, the two concave plates are in sliding fit with the sliding groove, the outer walls of the two ends of the two concave plates are vertically connected with clamping blocks, the inner walls of the two sides of the sliding groove are provided with clamping grooves, and the clamping blocks are in sliding fit with the clamping grooves.

Preferably, the adjusting mechanism comprises a screw rod which is movably penetrated through the inner wall of one concave plate through threads, one end of the screw rod is vertically connected with a rotating block, the other end of the screw rod is rotatably provided with an extrusion plate, the extrusion plate is in sliding fit with the inner wall of the concave plate, and the extrusion plate is tightly attached to one of the extrusion blocks.

Preferably, the outer wall of the rotating block is provided with anti-slip grooves around the central annular array, and the length of the anti-slip grooves is smaller than that of the rotating block.

Preferably, the two sides of the lower end of the spot welding machine body are vertically connected with bottom plates, the upper ends of the two bottom plates are vertically connected with reinforcing ribs, and the two reinforcing ribs are fixedly connected with the outer wall of the spot welding machine body.

Preferably, the spot welding machine body, the bottom plate and the two reinforcing ribs are integrally formed.

Compared with the prior art, the utility model discloses following beneficial effect has: through setting up fixture and adjustment mechanism, the staff can be to the part that needs spot welding carry out supplementary centre gripping and laminating together between upper spot welding arm and lower spot welding arm, make the part be in all the time and carry out spot welding at the horizontally state to reached the long-time work of staff and can not cause the not high effect of welding precision, promoted welding quality.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a partial cross-sectional view of the present invention;

fig. 3 is another partial cross-sectional view of the present invention;

in the figure: 1. an upper spot welding arm; 2. a base plate; 3. a spot welder body; 4. reinforcing ribs; 5. a chute; 6. a concave plate; 7. a limiting plate; 8. a spring; 9. a limiting rod; 10. extruding the block; 11. a pressing plate; 12. a screw; 13. an anti-slip groove; 14. rotating the block; 15. a clamping block; 16. a card slot; 17. and (4) a lower spot welding arm.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in figures 1-3, the spot welding machine convenient for clamping comprises a spot welding machine body 3, an upper spot welding arm 1 and a lower spot welding arm 17 which are respectively arranged at two sides of the outer wall of the spot welding machine body 3, a clamping mechanism is arranged between the upper spot welding arm 1 and the lower spot welding arm 17, the clamping mechanism comprises two symmetrical concave plates 6 and two symmetrical springs 8, the two concave plates 6 are respectively and slidably arranged on the outer wall of the spot welding machine body 3, the height of one concave plate 6 is larger than that of the other concave plate 6, one end of each spring 8 is respectively and vertically connected to the inner wall of one side of each concave plate 6, the other end of each spring 8 is respectively and vertically connected with an extrusion block 10, an adjusting mechanism is arranged at the outer side of one extrusion block 10, the upper end face of the other extrusion block 10 is tightly attached to the inner wall of the other side of the concave plate 6, the two extrusion blocks 10 are positioned on the same axis, the lower end surfaces of the two extrusion blocks 10 are vertically connected with a limiting rod 9, the limiting rod 9 is positioned in the middle of the spring 8, one end of the limiting rod 9 penetrates through the concave plate 6, the end part of the limiting rod 9 is vertically connected with a limiting plate 7, by arranging the concave plates 6, the spring 8, the extrusion blocks 10, the limiting rod 9 and the limiting plate 7, the limiting plate 7 at the lower end of one concave plate 6 is pulled downwards, the limiting plate 7 drives the limiting rod 9 to extrude the spring 8 downwards by the extrusion blocks 10, so that a gap is exposed between the extrusion blocks 10 and the concave plate 6, a part to be subjected to spot welding is placed in the gap, the part is clamped between the concave plate 6 and the extrusion blocks 10 by loosening the limiting plate 7, at the moment, the limiting plate 7 at the lower end of the other concave plate 6 is pulled to enable the other extrusion block 10 to descend, and the other part to be subjected to spot welding, loosening limiting plate 7 can be with the part centre gripping between adjustment mechanism and another extrusion piece 10, can adjust this part through adjustment mechanism and obtain the height, make two parts can be in one-on-one and the state of laminating mutually, the staff slides two concave plate 6 common upwards spot welding arm 1's direction, the position that makes two parts need be by the spot welding aims at the spot welding rifle, the in-process is simple and convenient swift, and two parts are in the horizontality always, thereby reached the long-time work of staff and can not cause the effect that welding precision is not high, promote welding quality.

Spout 5 has been seted up to spot welder body 3's outer wall, two concave plate 6 all with 5 sliding fit of spout, and the equal vertical fixture block 15 that is connected with of both ends outer wall of two concave plate 6, draw-in groove 16 has all been seted up to spout 5's both sides inner wall, fixture block 15 and draw-in groove 16 sliding fit, through setting up spout 5, draw-in groove 16 and fixture block 15, reached two concave plate 6 gliding effects in 3 outer walls of spot welder body of being convenient for, wherein the height of fixture block 15 in the comparatively high concave plate 6 outside is less than the height of fixture block 15 in the comparatively low concave plate 6 outside, and the tip of two fixture blocks 15 is in same water flat line.

The adjusting mechanism comprises a screw rod 12, wherein the inner wall of one concave plate 6 movably penetrates through the screw thread, one end of the screw rod 12 is vertically connected with a rotating block 14, the other end of the screw rod 12 is rotatably provided with an extrusion plate 11, the extrusion plate 11 is in sliding fit with the inner wall of the concave plate 6, the extrusion plate 11 is tightly attached to one extrusion block 10, the screw rod 12, the rotating block 14 and the extrusion plate 11 are arranged, when one part is placed between the extrusion block 10 and the extrusion plate 11, the rotating block 14 is rotated to enable the extrusion plate 11 to ascend or descend, the part can be always extruded between the extrusion block 10 and the extrusion plate 11, a worker can observe the sizes of the two parts to adjust the height of one part, the two parts can be in a state of being arranged above and below and attached to facilitate spot welding of the parts.

The outer wall of the rotating block 14 is provided with anti-skidding grooves 13 around the central annular array, the length of the anti-skidding grooves 13 is smaller than that of the rotating block 14, and the effect of facilitating the rotation of the rotating block 14 is achieved by arranging the anti-skidding grooves 13.

All the perpendicular bottom plate 2 that is connected with in the lower extreme both sides of spot welder body 3, the equal vertical connection strengthening rib 4 in upper end of two bottom plates 2, two strengthening ribs 4 all with spot welder body 3's outer wall fixed connection, through setting up bottom plate 2 and strengthening rib 4, multiplicable spot welder body 3's self stability.

The spot welder body 3, the bottom plate 2 and the two reinforcing ribs 4 are integrally formed, and the effect of improving stability is achieved.

The working principle is as follows: through setting up fixture and adjustment mechanism, the staff can be to the part that needs the spot welding carry out supplementary centre gripping between spot welding arm 1 and spot welding arm 17 down, can be in one on one and the state of laminating mutually with two parts to this is convenient for the spot welding to the part, and the process is simple and efficient, and the part is in all the time and carries out the spot welding at the horizontally state, thereby has reached the long-time work of staff and can not cause the not high effect of welding precision, promotes welding quality.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a make things convenient for spot welder of centre gripping, includes spot welder body (3) and sets up respectively at last spot welding arm (1) and lower spot welding arm (17) of spot welder body (3) outer wall both sides, its characterized in that: a clamping mechanism is arranged between the upper spot welding arm (1) and the lower spot welding arm (17), the clamping mechanism comprises two symmetrical concave plates (6) and two symmetrical springs (8), the two concave plates (6) are all slidably mounted on the outer wall of the spot welding machine body (3), the height of one concave plate (6) is larger than that of the other concave plate (6), one end of each spring (8) is vertically connected to the inner wall of one side of each concave plate (6), the other end of each spring (8) is vertically connected with an extrusion block (10), an adjusting mechanism is arranged on the outer side of one extrusion block (10), the upper end face of the other extrusion block (10) is tightly attached to the inner wall of the other side of the concave plate (6), the two extrusion blocks (10) are located on the same axis, and the lower end faces of the two extrusion blocks (10) are vertically connected with limit rods (9), the limiting rod (9) is located in the middle of the spring (8), one end of the limiting rod (9) penetrates through the concave plate (6), and the end portion of the limiting rod (9) is perpendicularly connected with the limiting plate (7).

2. A spot welder facilitating clamping as set forth in claim 1 wherein: spout (5) have been seted up to the outer wall of spot welder body (3), two concave plate (6) all with spout (5) sliding fit, and the equal vertical fixture block (15) that is connected with of both ends outer wall of two concave plate (6), draw-in groove (16) have all been seted up to the both sides inner wall of spout (5), fixture block (15) and draw-in groove (16) sliding fit.

3. A spot welder facilitating clamping as set forth in claim 1 wherein: adjustment mechanism includes screw rod (12) that one of them concave mould board (6) inner wall runs through the screw thread activity, the one end of screw rod (12) is connected with turning block (14) perpendicularly, the other end of screw rod (12) is rotated and is installed stripper plate (11), stripper plate (11) and the inner wall sliding fit of concave mould board (6), and stripper plate (11) and one of them stripper block (10) closely laminate.

4. A spot welder facilitating clamping as set forth in claim 3 wherein: the outer wall of the rotating block (14) winds around the center of the rotating block and is provided with anti-skidding grooves (13), and the length of each anti-skidding groove (13) is smaller than that of the rotating block (14).

5. A spot welder facilitating clamping as set forth in claim 1 wherein: the spot welding machine is characterized in that two sides of the lower end of the spot welding machine body (3) are vertically connected with bottom plates (2), two reinforcing ribs (4) are vertically connected to the upper end of each bottom plate (2), and the two reinforcing ribs (4) are fixedly connected with the outer wall of the spot welding machine body (3).

6. A spot welder facilitating clamping according to claim 5, characterized by: the spot welding machine body (3), the bottom plate (2) and the two reinforcing ribs (4) are integrally formed.