Automobile sheet metal part welding platform

Abstract

The utility model relates to the technical field of automobile sheet metal part welding, and discloses an automobile sheet metal part welding platform which comprises two operation tables, the inner walls of the two operation tables are matched with each other, a welding device is arranged above the operation tables, and the welding device comprises a clamping part; the clamping part comprises a fixing block, a double-thread screw and a mounting shell, and a limiting groove is formed in the inner wall of the operation table on the left side. According to the automobile sheet metal part welding platform, by arranging a first screw rod, a fixing block, a first sliding block, a second screw rod, a double-thread screw rod, a mounting shell, a C-shaped plate, a third screw rod, a pressing plate and a second sliding block, the first screw rod is rotated, so that the two operation tables generate relative displacement, automobile sheet metal parts with different widths are conveniently clamped, and the third screw rod is rotated; the distance between the two pressing plates is conveniently adjusted by rotating a double-thread screw, and the front-back position of the mounting shell is adjusted by rotating a second screw, so that the welding surfaces of the metal plates on the two sides are aligned.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile sheet metal welding, in particular to an automobile sheet metal welding platform. Background Art

[0002] Sheet metal is a comprehensive cold processing technology for thin metal plates, and automotive sheet metal parts are products processed by sheet metal technology.

[0003] A Chinese patent discloses a welding fixture for automobile sheet metal parts, with the publication number CN214054224U. The base plate is connected to the bottom of the workbench through the first hydraulic cylinder and the second hydraulic cylinder on both sides of the surface thereof, respectively. The workbench surface is provided with a clamping mechanism, and the clamping mechanism includes two clamping units distributed with the central axis of the workbench as the symmetry line, and each clamping unit includes two clamping members arranged opposite to each other, and the clamping members include a pressure cylinder, a pressure rod and a pressure plate, and the pressure plate is fixed to the bottom of the pressure rod, and the top of the pressure rod slides deep into the cylindrical cavity at the bottom of the pressure cylinder and a spring is connected between the top of the pressure rod and the top of the cylindrical cavity, and a limiting ring for limiting the top of the pressure rod is also provided in the cylindrical cavity of the pressure cylinder, and the two clamping mechanisms are respectively connected to the reciprocating components that make the two pressure plates move toward or away from each other. The welding fixture of the utility model can maintain safe clamping of sheet metal parts of different specifications while preventing the sheet metal parts from being damaged by clamping, and is convenient for adjustment.

[0004] However, it still has the following disadvantages: the device starts the rotating motor to make the upper and lower pressure plates clamp the sheet metal parts, but the device cannot adjust the distance between the left and right pressure plates, so the device can only process sheet metal parts of fixed length, and the application range is small. To this end, we proposed an automotive sheet metal welding platform to solve this problem. Utility Model Content

[0005] The purpose of the utility model is to provide a welding platform for automobile sheet metal parts to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solutions: an automobile sheet metal welding platform, comprising an operating table, two inner walls of the operating tables are adapted to each other, a welding device is arranged above the operating table, and the welding device comprises a clamping part;

[0007] The clamping part includes a fixed block, a double-headed screw and a mounting shell. The inner wall of the left operating table is provided with a limiting groove, the fixed block is arranged inside the limiting groove, the outer surface of the fixed block is fixedly connected to the inner wall of the right operating table, and the outer surface of the rear end of the double-headed screw rotates through the front of the mounting shell through the first bearing and extends to the inside of the mounting shell;

[0008] A welding part is arranged above the operating table;

[0009] The welding part includes a third slider, a hydraulic rod and an L-shaped bracket. A through groove is opened on the top surface of the L-shaped bracket. The third slider is arranged inside the through groove. The outer surface of the top end of the hydraulic rod is fixedly passed through the bottom surface of the third slider and extends to above the third slider. The bottom surface of the hydraulic rod output rod is fixedly connected to the top surface of the welding assembly.

[0010] A further improvement is that the clamping part also includes a first screw, a first slider, a second screw, a C-shaped plate, a third screw, a pressure plate and a second slider, the outer surface of the first screw is threadedly sleeved with a first connecting block, the left end surface of the first screw is rotatably connected to the second connecting block through a bearing seat, the top surface of the first connecting block and the top surface of the second connecting block are respectively fixedly connected to the inner walls of the left and right operating tables, and by setting the first screw, it is convenient to adjust the relative positions of the two operating tables according to the length of the sheet metal.

[0011] A further improvement is that the outer surface thread at the bottom end of the third screw rod penetrates the top surface of the C-shaped plate and extends to the inner side of the C-shaped plate, and the bottom surface of the third screw rod is fixedly connected to the top surface of the pressure plate. By setting the C-shaped plate, the third screw rod and the pressure plate, the third screw rod is rotated to enable the pressure plate to clamp the sheet metal.

[0012] A further improvement is that the second slider is threadedly sleeved on the outer surface of the double-headed screw, and the outer surface of the second slider is fixedly connected to the outer surface of the C-shaped plate. By setting the double-headed screw and the second slider and rotating the double-headed screw, the distance between the front and rear clamps can be easily adjusted.

[0013] A further improvement is that a slide groove is arranged above the operating table, the outer surface of the rear end of the second screw rotates through the front face of the operating table and extends to the inside of the slide groove through the second bearing, the first slider is threadedly sleeved on the outer surface of the second screw, the top surface of the first slider is fixedly connected to the bottom surface of the mounting shell, and the front and rear positions of the mounting shell and the splint are adjusted by arranging the second screw and the first slider and rotating the second screw.

[0014] A further improvement is that the welding part also includes a motor, a welding assembly, a T-shaped slider and a positioning bolt. The front side of the motor is fixedly connected to the back side of the L-shaped bracket. The front end outer surface of the motor output shaft rotates through the third bearing, penetrates the back side of the L-shaped bracket and extends to the inside of the through groove. The front end outer surface of the motor output shaft is threaded through the back side of the third slider and extends to the front side of the third slider. By arranging the motor, hydraulic rod and slider, it is convenient to weld the sheet metal.

[0015] A further improvement is that a T-shaped slide groove is opened on the back side of the operating table on the left side, the front end outer surface of the T-shaped slider extends into the interior of the T-shaped slide groove, the top surface of the T-shaped slider is fixedly connected to the bottom surface of the L-shaped bracket, and a rear slot is opened on the inner wall of the T-shaped slide groove. The front end outer surface thread of the positioning bolt penetrates through the back side of the T-shaped slider and extends into the interior of the slot. By setting the T-shaped slider and the positioning bolt, it is convenient to adjust the left and right positions of the L-shaped bracket and the welding assembly.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows: the automobile sheet metal welding platform is provided with a first screw, a fixed block, a first slider, a second screw, a double-headed screw, a mounting shell, a C-shaped plate, a third screw, a pressure plate and a second slider; the first screw is rotated to make the two operating platforms relatively displaced, which is convenient for clamping automobile sheet metals of different widths; the third screw is rotated to make the pressure plate press the sheet metal downward; the double-headed screw is rotated to facilitate adjustment of the distance between the two pressure plates; the second screw is rotated to adjust the front and rear positions of the mounting shell so that the sheet metal welding surfaces on both sides are aligned; by providing a motor, a third slider, a hydraulic rod, an L-shaped bracket and a welding assembly, the extension of the hydraulic rod is controlled so that the welding assembly welds the sheet metal; the motor is started to drive the third slider and the welding assembly to move forward and backward; by providing a T-shaped slider and a positioning bolt, the T-shaped slider is positioned using the positioning bolt, which is convenient for adjusting the position of the welding assembly according to the relative position of the two operating platforms. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 This is a sectional view of the three-dimensional structure of the utility model;

[0019] Figure 3 It is a partial cross-sectional view of the three-dimensional structure of the utility model;

[0020] Figure 4 It is a right side cross-sectional view of the three-dimensional structure of the utility model;

[0021] Figure 5 for Figure 4 A magnified view of the structure in the middle.

[0022] In the figure: 1 operating table, 2 welding device, 21 clamping part, 22 welding part, 211 first screw, 212 fixing block, 213 first slider, 214 second screw, 215 double-headed screw, 216 mounting shell, 217 C-type plate, 218 third screw, 219 pressure plate, 210 second slider, 221 motor, 222 third slider, 223 hydraulic rod, 224 L-type bracket, 225 welding assembly, 226 T-type slider, 227 positioning bolt. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 5 , the utility model provides a technical solution: an automobile sheet metal welding platform, comprising an operating table 1, two operating tables 1 inner walls are adapted, a welding device 2 is arranged above the operating table 1, and the welding device 2 includes a clamping portion 21;

[0025] The clamping part 21 includes a fixed block 212, a double-headed screw 215 and a mounting shell 216. A limiting groove is provided on the inner wall of the left operating table 1. The fixed block 212 is arranged inside the limiting groove. The outer surface of the fixed block 212 is fixedly connected to the inner wall of the right operating table 1. The outer surface of the rear end of the double-headed screw 215 rotates through the front of the mounting shell 216 through the first bearing and extends to the inside of the mounting shell 216. The clamping part 21 also includes a first screw 211, a first slider 213, a second screw 214, a C-shaped plate 217, a third screw 218, a pressure plate 219 and a second slider 210.

[0026] The outer surface of the first screw rod 211 is threadedly sleeved with a first connecting block, the left end surface of the first screw rod 211 is rotatably connected to the second connecting block through a bearing seat, and the top surface of the first connecting block and the top surface of the second connecting block are fixedly connected to the inner walls of the left and right operating platforms 1 respectively;

[0027] The outer surface of the bottom end of the third screw 218 has a thread that penetrates through the top surface of the C-shaped plate 217 and extends to the inner side of the C-shaped plate 217. The bottom surface of the third screw 218 is fixedly connected to the top surface of the pressing plate 219. The second slider 210 is threadedly sleeved on the outer surface of the double-headed screw 215. The outer surface of the second slider 210 is fixedly connected to the outer surface of the C-shaped plate 217.

[0028] A slide groove is arranged above the operating platform 1, and the outer surface of the rear end of the second screw rod 214 rotates through the second bearing to penetrate the front of the operating platform 1 and extend to the inside of the slide groove. The first slider 213 is threadedly sleeved on the outer surface of the second screw rod 214, and the top surface of the first slider 213 is fixedly connected with the bottom surface of the mounting shell 216. By arranging the first screw rod 211, the fixing block 212, the first slider 213, the second screw rod 214, the double-headed screw 215, the mounting shell 216, the C-shaped plate 217, the third screw 218, the pressing plate 219 and the second slider 210, the first screw rod 211 is rotated to make the two operating platforms 1 relatively displaced, so as to facilitate clamping of automobile sheet metals of different widths, the third screw rod 218 is rotated to make the pressing plate 219 press the sheet metal downward, the double-headed screw 215 is rotated to facilitate adjusting the distance between the two pressing plates 219, and the second screw rod 214 is rotated to adjust the front and rear positions of the mounting shell 216 to align the welding surfaces of the sheet metals on both sides;

[0029] A welding portion 22 is provided above the operating table 1;

[0030] The welding part 22 includes a third slider 222, a hydraulic rod 223 and an L-shaped bracket 224. A through groove is formed on the top surface of the L-shaped bracket 224. The third slider 222 is arranged inside the through groove. The outer surface of the top end of the hydraulic rod 223 is fixedly passed through the bottom surface of the third slider 222 and extends to the top of the third slider 222. The bottom surface of the output rod of the hydraulic rod 223 is fixedly connected to the top surface of the welding assembly 225. The welding part 22 also includes a motor 221, a welding assembly 225, a T-shaped slider 226 and a positioning bolt 227. The front surface of the motor 221 is fixedly connected to the back surface of the L-shaped bracket 224. The outer surface of the front end of the output shaft of the motor 221 rotates through the third bearing and passes through the back surface of the L-shaped bracket 224 and extends to the inside of the through groove.

[0031] The outer surface of the front end of the output shaft of the motor 221 has a thread that penetrates the back of the third slider 222 and extends to the front of the third slider 222. By setting the motor 221, the third slider 222, the hydraulic rod 223, the L-shaped bracket 224 and the welding assembly 225, the hydraulic rod 223 is controlled to extend, so that the welding assembly 225 welds the sheet metal, and the motor 221 is started to drive the third slider 222 and the welding assembly 225 to move forward and backward;

[0032] A T-shaped slide groove is provided on the back side of the left operating table 1, and the front end outer surface of the T-shaped slider 226 extends into the interior of the T-shaped slide groove. The top surface of the T-shaped slider 226 is fixedly connected to the bottom surface of the L-shaped bracket 224. A rear slot is provided on the inner wall of the T-shaped slide groove. The front end outer surface of the positioning bolt 227 has a thread that penetrates through the back side of the T-shaped slider 226 and extends into the interior of the slot. By setting the T-shaped slider 226 and the positioning bolt 227, the positioning bolt 227 is used to position the T-shaped slider 226, so that the position of the welding assembly 225 can be adjusted according to the relative position of the two operating tables 1.

[0033] When in use, the third screw 218 is rotated to drive the pressure plate 219 to clamp the sheet metal downward, and the second screw 214 is rotated. The second screw 214 drives the first slider 213 to move so that the left and right sheet metal welding surfaces are aligned, and the hydraulic rod 223 is controlled to extend. The output rod of the hydraulic rod 223 drives the welding assembly 225 downward to weld the sheet metal, and the motor 222 is started. The motor 222 drives the third slider 222 to move forward, and the third slider 222 drives the hydraulic rod 223 and the welding assembly 225 to move forward.

[0034] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automobile sheet metal welding platform, comprising an operating table (1), characterized in that: The inner walls of the two operating tables (1) are adapted to each other, a welding device (2) is arranged above the operating tables (1), and the welding device (2) comprises a clamping portion (21); The clamping portion (21) comprises a fixing block (212), a double-headed screw (215) and a mounting shell (216); a limiting groove is provided on the inner wall of the left operating table (1); the fixing block (212) is arranged inside the limiting groove; the outer surface of the fixing block (212) is fixedly connected to the inner wall of the right operating table (1); the outer surface of the rear end of the double-headed screw (215) rotates through the front of the mounting shell (216) through a first bearing and extends to the inside of the mounting shell (216); A welding portion (22) is provided above the operating table (1); The welding part (22) comprises a third slider (222), a hydraulic rod (223) and an L-shaped bracket (224); a through groove is provided on the top surface of the L-shaped bracket (224); the third slider (222) is arranged inside the through groove; the outer surface of the top end of the hydraulic rod (223) is fixedly passed through the bottom surface of the third slider (222) and extends above the third slider (222); the bottom surface of the output rod of the hydraulic rod (223) is fixedly connected to the top surface of the welding assembly (225).

2. The automobile sheet metal welding platform according to claim 1, characterized in that: The clamping portion (21) further comprises a first screw rod (211), a first slider (213), a second screw rod (214), a C-shaped plate (217), a third screw rod (218), a pressure plate (219) and a second slider (210); a first connecting block is threadedly sleeved on the outer surface of the first screw rod (211); a second connecting block is rotatably connected to the left end surface of the first screw rod (211) via a bearing seat; and a top surface of the first connecting block and a top surface of the second connecting block are fixedly connected to the inner walls of the left and right operating tables (1), respectively.

3. The automobile sheet metal welding platform according to claim 2, characterized in that: The outer surface of the bottom end of the third screw rod (218) has a thread that penetrates the top surface of the C-shaped plate (217) and extends to the inner side of the C-shaped plate (217), and the bottom surface of the third screw rod (218) is fixedly connected to the top surface of the pressing plate (219).

4. The automobile sheet metal welding platform according to claim 2, characterized in that: The second sliding block (210) is threadedly sleeved on the outer surface of the double-headed screw (215), and the outer surface of the second sliding block (210) is fixedly connected to the outer surface of the C-shaped plate (217).

5. The automobile sheet metal welding platform according to claim 2, characterized in that: A slide groove is arranged above the operating table (1); the outer surface of the rear end of the second screw rod (214) rotates through the front face of the operating table (1) via a second bearing and extends into the interior of the slide groove; the first slider (213) is threadedly sleeved on the outer surface of the second screw rod (214); the top surface of the first slider (213) is fixedly connected to the bottom surface of the mounting shell (216).

6. The automobile sheet metal welding platform according to claim 1, characterized in that: The welding portion (22) further comprises a motor (221), a welding assembly (225), a T-shaped slider (226) and a positioning bolt (227); the front side of the motor (221) is fixedly connected to the back side of the L-shaped bracket (224); the front end outer surface of the output shaft of the motor (221) rotates through the back side of the L-shaped bracket (224) through a third bearing and extends to the inside of the through slot; the front end outer surface of the output shaft of the motor (221) is threaded through the back side of the third slider (222) and extends to the front side of the third slider (222).

7. The automobile sheet metal welding platform according to claim 6, characterized in that: A T-shaped slide groove is provided on the back of the left operating table (1), the front end outer surface of the T-shaped slider (226) extends into the interior of the T-shaped slide groove, the top surface of the T-shaped slider (226) is fixedly connected to the bottom surface of the L-shaped bracket (224), a rear slot is provided on the inner wall of the T-shaped slide groove, and the front end outer surface of the positioning bolt (227) is threaded through the back of the T-shaped slider (226) and extends into the interior of the slot.

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