Positioning mechanism of electronic spot welding machine

Abstract

The utility model relates to the field of spot welding machines, and discloses a positioning mechanism of an electronic spot welding machine. The device comprises a supporting mechanism, a moving mechanism, a longitudinal mechanism, a rotating mechanism and a clamping and rotating mechanism; the longitudinal mechanism comprises a frame body, longitudinal sliding grooves are formed in the two sides of the frame body, supporting sliding blocks are slidably connected into the longitudinal sliding grooves, supporting sliding blocks are fixedly connected to the opposite inner sides of the supporting sliding blocks, longitudinal sliding rods are fixedly connected to the front end and the rear end of the interior of the frame body, and the supporting sliding blocks are slidably connected with the longitudinal sliding rods. A workpiece is placed at the upper end of the second fixing plate, the relative distance between the clamping and rotating mechanisms is adjusted through the hydraulic plate, then the clamping and rotating mechanisms are driven by the rotating mechanism to clamp the workpiece, the workpiece can be driven by the moving mechanism to move transversely after being clamped, and the workpiece is driven by the longitudinal mechanism to move longitudinally. And meanwhile, the rotating motor drives the workpiece to perform angle rotation, so that different positions of the workpiece are mechanically adjusted.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of spot welder, and particularly relates to a positioning mechanism of an electronic spot welder. BACKGROUND

[0002] The spot welder is a mechanical device, and the spot welder uses a high-temperature arc generated when positive and negative poles are instantaneously short-circuited to melt the welding material between the poles, so as to achieve the purpose of combining them.

[0003] According to the patent file CN 206464747 U, a multi-point simultaneous pressing positioning device for frequency converter rapid welding is disclosed, which comprises a frame body, a crank slider mechanism is installed on the frame body, the crank slider mechanism is connected with a mounting plate, a plurality of pressing positioning needles are installed on the mounting plate, a guide rod assembly is also installed on the frame body, the mounting plate is in sliding connection with the guide rod assembly, and a radiator sliding groove of the frequency converter is arranged in a laminated mode below the mounting plate on the frame body support plate.

[0004] However, the inventor has found that the technical scheme still has at least the following defects:

[0005] The operation of the positioning mechanism is poor in coordination with automatic feeding, and the operation continuity is poor. In addition, the lifting distance of the positioning needle is limited, and the space is limited when the positioning needle and other parts are maintained or replaced, and the operation is inconvenient. INVENTION CONTENTS

[0006] The purpose of the application is to solve the problems mentioned above, and provide a positioning mechanism of an electronic spot welder.

[0007] The technical scheme adopted by the application is as follows: a positioning mechanism of an electronic spot welder, comprising a supporting mechanism, a moving mechanism is arranged on the opposite inner side upper end of the supporting mechanism, an longitudinal mechanism is arranged on the upper end of the moving mechanism, a rotating mechanism is arranged on the upper end of the longitudinal mechanism, and clamping rotating mechanisms are arranged on the upper end of the rotating mechanism on both sides; the longitudinal mechanism comprises a frame body, longitudinal sliding grooves are formed in the both sides of the frame body, a sliding block two is in sliding connection with the inside of the longitudinal sliding groove, a supporting sliding block is fixedly connected with the opposite inner side of the sliding block two, supporting plates are fixedly connected with the both sides of the frame body, a sliding block two is fixedly connected with the upper end front side of the supporting plate, a hydraulic rod is connected with the rear end of the sliding block two, the rear end of the hydraulic rod is fixedly connected with the front end of the sliding block two, longitudinal sliding rods are fixedly connected with the inside front and rear ends of the frame body, and the supporting sliding block is in sliding connection with the longitudinal sliding rod.

[0008] By adopting the above technical scheme, the workpiece is placed on the upper end of the second fixed plate, the relative distance of the clamping rotating mechanism is adjusted through the hydraulic plate, then the workpiece is clamped by moving the pressing plate downward through the second hydraulic rod, after clamping, the workpiece is moved horizontally by rotating the threaded rod through the motor, and then the longitudinal sliding groove and the mounting frame are moved forward and backward through the hydraulic rod, and the clamped workpiece is rotated through the rotating motor during movement, so that the workpiece is spot-welded at different positions.

[0009] In a preferred embodiment, the moving mechanism includes a motor, the output end of the motor is fixedly connected with a threaded rod, the outer end of the threaded rod is threadedly connected with a sliding seat, and the supporting mechanism includes a vertical plate, the opposite inner sides of the vertical plate are fixedly connected with a horizontal sliding rod, the outer end of the horizontal sliding rod is slidingly connected with a sliding block, and the upper end of the sliding block is fixedly connected with the lower end of the sliding seat.

[0010] By adopting the above technical scheme, when the workpiece is placed, the threaded rod is rotated through the motor, and the rotating mechanism and the clamping rotating mechanism are moved through the sliding of the sliding block and the horizontal sliding rod.

[0011] In a preferred embodiment, the rotating mechanism includes a mounting frame, the inside of the mounting frame is fixedly connected with a rotating motor, the output end of the rotating motor is fixedly connected with a second supporting plate, the inner wall of the second supporting plate is fixedly connected with a hydraulic plate, and the movable end of the hydraulic plate is fixedly connected with a supporting block.

[0012] By adopting the above technical scheme, the angle of the workpiece can be rotated through the rotating motor, and the relative distance of the clamping rotating mechanism can be adjusted through the hydraulic plate, so that the workpiece can be clamped.

[0013] In a preferred embodiment, the clamping rotating mechanism includes a protective frame, the opposite inner sides of the protective frame are fixedly connected with a front protective frame, the inside of the protective frame is fixedly connected with a vertical fixed plate, the right side of the vertical fixed plate is fixedly connected with a second motor, and the output end of the second motor is fixedly connected with a fixed block.

[0014] By adopting the above technical scheme, the fixed block can be rotated through the second motor, and the fixed workpiece can be rotated.

[0015] In a preferred embodiment, the opposite inner side upper end of the fixed block is fixedly connected with a first fixed plate, the opposite inner side lower end of the fixed block is fixedly connected with a second fixed plate, the lower end of the first fixed plate is fixedly connected with a second hydraulic rod, the lower end of the second hydraulic rod is fixedly connected with a pressing plate, and the lower end of the vertical plate is fixedly connected with a horizontal plate. The upper end of the horizontal plate is provided with a plurality of connecting thread nails.

[0016] By adopting the technical scheme, the workpiece to be spot welded can be clamped by moving down the pressing plate driven by the hydraulic rod two.

[0017] In summary, due to the adoption of the technical scheme, the application has the following advantages:

[0018] In the application, the workpiece is placed on the upper end of the fixed plate two, the relative distance of the clamping rotating mechanism is adjusted by the hydraulic plate, and then the workpiece is clamped by moving down the pressing plate driven by the hydraulic rod two. After clamping, the workpiece is moved horizontally by rotating the threaded rod driven by the motor, so that the slide connected with the threaded rod is moved under the sliding limit of the slide fixed with the slide block and the horizontal slide rod, and the workpiece is moved horizontally. Then, the longitudinal sliding groove and the mounting frame are moved forward and backward by the hydraulic rod, and the clamped workpiece is rotated by the rotating motor during movement, so that the workpiece is spot welded at different positions. Through the cooperation of the above structure, the workpiece is moved at different angles, and the welding is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 The structure of the application is shown in the figure;

[0020] Fig. 2 The clamping rotating mechanism in the application is shown in the figure;

[0021] Fig. 3 The front view in the application is shown in the figure.

[0022] Marked in the figure: 1, support mechanism; 101, vertical plate; 102, horizontal plate; 2, moving mechanism; 201, motor; 202, threaded rod; 203, slide; 204, horizontal slide rod; 205, slide block; 3, longitudinal mechanism; 301, frame; 302, longitudinal slide rod; 303, support slide block; 304, fixed plate; 305, hydraulic rod; 306, slide block two; 307, longitudinal sliding groove; 308, support plate; 4, rotating mechanism; 401, mounting frame; 402, rotating motor; 403, support plate two; 404, hydraulic plate; 405, support block; 5, clamping rotating mechanism; 501, protective frame; 502, front protective frame; 503, vertical fixed plate; 504, motor two; 505, fixed block; 506, fixed plate one; 507, fixed plate two; 508, hydraulic rod two; 509, pressing plate. DETAILED DESCRIPTION

[0023] To make the purposes, technical solutions, and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the embodiments of the present application. Obviously, the described embodiments are some but not all of the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0024] Embodiment:

[0025] With reference to Figs. 1-3 A positioning mechanism of an electronic spot welder, comprising a support mechanism 1, a moving mechanism 2 arranged on the opposite inner side upper end of the support mechanism 1, a longitudinal mechanism 3 arranged on the upper end of the moving mechanism 2, a rotating mechanism 4 arranged on the upper end of the longitudinal mechanism 3, and clamping rotating mechanisms 5 arranged on the two sides of the upper end of the rotating mechanism 4. The longitudinal mechanism 3 comprises a frame body 301, longitudinal sliding grooves 307 are arranged on the two sides of the frame body 301, sliding blocks two 306 are slidably connected in the longitudinal sliding grooves 307, support sliding blocks 303 are fixedly connected to the opposite inner sides of the sliding blocks two 306, support plates 308 are fixedly connected to the two sides of the frame body 301, the sliding blocks two 306 are fixedly connected to the upper end front side of the support plates 308, hydraulic rods 305 are connected to the rear ends of the sliding blocks two 306, the rear ends of the hydraulic rods 305 are fixedly connected to the front ends of the sliding blocks two 306, longitudinal sliding rods 302 are fixedly connected to the front and rear ends of the frame body 301, and the support sliding blocks 303 are slidably connected to the longitudinal sliding rods 302. The workpiece is placed on the upper end of the fixed plate two 507, the relative distance between the clamping rotating mechanisms 5 is adjusted by the hydraulic plate 404, the workpiece is clamped by the downward movement of the pressing plate 509 driven by the hydraulic rod two 508, after clamping, the workpiece is moved horizontally by the rotation of the threaded rod 202 driven by the motor 201, the threaded rod 202 is threadedly connected to the sliding block 203, the sliding block 203 is fixedly connected to the sliding block 205, and the sliding block 205 is slidably connected to the horizontal sliding rod 204, the longitudinal sliding groove 307 and the mounting frame 401 are moved forward and backward by the hydraulic rod 305, the clamped workpiece is rotated by the rotating motor 402 during movement, and the workpiece is spot welded at different positions.

[0026] With reference to Figs. 1-3 The moving mechanism 2 comprises a motor 201, the output end of the motor 201 is fixedly connected to a threaded rod 202, the outer end of the threaded rod 202 is threadedly connected to a sliding block 203, the support mechanism 1 comprises a vertical plate 101, the opposite inner sides of the vertical plate 101 are fixedly connected to a horizontal sliding rod 204, the outer end of the horizontal sliding rod 204 is slidably connected to a sliding block 205, and the upper end of the sliding block 205 is fixedly connected to the lower end of the sliding block 203. When the workpiece is placed, the threaded rod 202 is rotated by the motor 201, the rotating mechanism 4 and the clamping rotating mechanism 5 are moved by the sliding of the sliding block 205 and the horizontal sliding rod 204.

[0027] With reference to Figs. 1-3 , the rotating mechanism 4 comprises a mounting frame 401, the inside of the mounting frame 401 is fixedly connected with a rotating motor 402, the output end of the rotating motor 402 is fixedly connected with a support plate two 403, the inner wall of the support plate two 403 is fixedly connected with a hydraulic plate 404, the movable end of the hydraulic plate 404 is fixedly connected with a support block 405, the angle position of the workpiece can be rotated through the rotating motor 402, the relative spacing of the clamping rotating mechanism 5 can be adjusted through the hydraulic plate 404, so that the workpiece can be clamped.

[0028] With reference to Figs. 1-3 , the clamping rotating mechanism 5 comprises a protective frame 501, the opposite inner side of the protective frame 501 is fixedly connected with a front protective frame 502, the inside of the protective frame 501 is fixedly connected with a vertical fixed plate 503, the right side of the vertical fixed plate 503 is fixedly connected with a motor two 504, the output end of the motor two 504 is fixedly connected with a fixed block 505, the fixed block 505 can be driven to rotate through the motor two 504, and the fixed workpiece can be rotated.

[0029] With reference to Figs. 1-3 , the opposite inner side upper end of the fixed block 505 is fixedly connected with a fixed plate one 506, the opposite inner side lower end of the fixed block 505 is fixedly connected with a fixed plate two 507, the lower end of the fixed plate one 506 is fixedly connected with a hydraulic rod two 508, the lower end of the hydraulic rod two 508 is fixedly connected with a pressing plate 509, and the lower end of the vertical plate 101 is fixedly connected with a horizontal plate 102. A plurality of connecting thread nails are arranged on the upper end of the horizontal plate 102, the workpiece to be spot welded can be clamped by driving the pressing plate 509 to move downward through the hydraulic rod two 508.

[0030] The implementation principle of the positioning mechanism of the electronic spot welding machine is as follows:

[0031] In use, the workpiece is placed on the upper end of the fixed plate two 507, the relative spacing of the clamping rotating mechanism 5 is adjusted through the hydraulic plate 404, then the workpiece is clamped by driving the pressing plate 509 to move downward through the hydraulic rod two 508, after clamping, the threaded rod 202 is driven to rotate through the motor 201, so that the sliding block 205 fixedly connected with the sliding seat 203 and the horizontal sliding rod 204 slide and limit the sliding seat 203, and the workpiece is driven to move horizontally, then the longitudinal sliding groove 307 and the mounting frame 401 are driven to move forward and backward through the hydraulic rod 305, when moving, the clamped workpiece is driven to rotate through the rotating motor 402, different positions of the workpiece are adjusted for spot welding; through the cooperation of the above structure, the workpiece can be moved at different angles, and welding is facilitated.

[0032] The above examples are only used to illustrate the technical solutions of the present application, but not to limit the same; although the present application has been described in detail with reference to the foregoing examples, it should be understood by those of ordinary skill in the art that: it can still modify the technical solutions recorded in the foregoing examples, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A positioning mechanism for an electronic spot welding machine, comprising a support mechanism (1), characterized in that: The support mechanism (1) is provided with a moving mechanism (2) on its upper inner side. The moving mechanism (2) is provided with a longitudinal mechanism (3) on its upper end. The longitudinal mechanism (3) is provided with a rotating mechanism (4) on its upper end. The rotating mechanism (4) is provided with clamping and rotating mechanisms (5) on both sides of its upper end. The longitudinal mechanism (3) includes a frame (301), with longitudinal grooves (307) on both sides of the frame (301). A second slider (306) is slidably connected inside the longitudinal groove (307). A supporting slider (303) is fixedly connected to the inner side of the second slider (306). A supporting plate (308) is fixedly connected to both sides of the frame (301). The second slider (306) is fixedly connected to the front side of the upper end of the supporting plate (308). A hydraulic rod (305) is connected to the rear end of the second slider (306). The rear end of the hydraulic rod (305) is fixedly connected to the front end of the second slider (306). A longitudinal slide rod (302) is fixedly connected to the front and rear ends inside the frame (301). The supporting slider (303) is slidably connected to the longitudinal slide rod (302).

2. The positioning mechanism of an electronic spot welding machine as described in claim 1, characterized in that: The moving mechanism (2) includes a motor (201), the output end of which is fixedly connected to a threaded rod (202), and the outer end of the threaded rod (202) is threadedly connected to a slide block (203). The support mechanism (1) includes a vertical plate (101), the inner side of which is fixedly connected to a horizontal slide rod (204), and the outer end of the horizontal slide rod (204) is slidably connected to a slider (205). The upper end of the slider (205) is fixedly connected to the lower end of the slide block (203).

3. The positioning mechanism of an electronic spot welding machine as described in claim 1, characterized in that: The rotating mechanism (4) includes a mounting frame (401), a rotating motor (402) is fixedly connected inside the mounting frame (401), a support plate (403) is fixedly connected to the output end of the rotating motor (402), a hydraulic plate (404) is fixedly connected to the inner wall of the support plate (403), and a support block (405) is fixedly connected to the movable end of the hydraulic plate (404).

4. The positioning mechanism of an electronic spot welding machine as described in claim 2, characterized in that: The clamping and rotating mechanism (5) includes a protective frame (501), a front protective frame (502) is fixedly connected to the inner side of the protective frame (501), a vertical fixing plate (503) is fixedly connected inside the protective frame (501), a second motor (504) is fixedly connected to the right side of the vertical fixing plate (503), and a fixing block (505) is fixedly connected to the output end of the second motor (504).

5. The positioning mechanism of an electronic spot welding machine as described in claim 4, characterized in that: A fixing plate (506) is fixedly connected to the upper inner side of the fixing block (505), a fixing plate (507) is fixedly connected to the lower inner side of the fixing block (505), a hydraulic rod (508) is fixedly connected to the lower end of the fixing plate (506), a pressure plate (509) is fixedly connected to the lower end of the hydraulic rod (508), a horizontal plate (102) is fixedly connected to the lower end of the vertical plate (101), and multiple sets of connecting threaded nails are provided on the upper end of the horizontal plate (102).

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