Metal welding auxiliary machine tool with clamping device

Abstract

The invention discloses a metal welding auxiliary machine tool with a clamping device, and relates to the technical field of welding, the metal welding auxiliary machine tool with the clamping device comprises a machine body, and further comprises a protection device, a clamping device and a cleaning device; wherein the protection device comprises a machine body, a handle, a protection door, welding equipment, a long groove, a rotating column, a first connecting column, a first long plate, a rotating plate, a supporting plate, a main switch, a protruding block and a frame, the long groove is formed in the front side of the interior of the machine body, the protection door is slidably connected to the interior of the long groove, and the handle is fixedly connected to the front side of the protection door; the welding equipment slidably penetrates through the top of the machine body, and the protruding block is fixedly connected to the bottom wall in the machine body. According to the metal welding auxiliary machine tool with the clamping device, when the protective door is moved to the middle of the machine body, the protective door can be closed, and the situation that in the welding process, the handle of a person stretches into the machine body, and consequently damage is caused can be effectively prevented.

Description

Technical Field

[0001] The invention relates to the technical field of welding, in particular to a metal welding auxiliary machine tool with a clamping device. Background Art

[0002] The clamping device plays a critical role in this welding auxiliary machine tool. It can firmly clamp the workpiece during the welding process, reduce the deformation or offset of the workpiece, ensure the butt joint accuracy of the welding, and thus improve the stability and quality of the welding.

[0003] The patent with the patent announcement number CN212470335U relates to the field of metal processing technology, and discloses a metal welding auxiliary machine tool with a clamping device, including a base plate, an adjusting device is fixedly connected to the upper surface of the base plate, a clamping device is fixedly connected to the inner end of the adjusting device, and a drag handle is fixedly connected to the middle of the outer side of the base plate. The metal welding auxiliary machine tool with a clamping device controls the push rod motor to start, so that the clamping plate moves inward to clamp and fix the weldment, thereby shortening the time required for the device to clamp the weldment and improving the working efficiency of the device. By pulling out the connecting pin, the connecting column is manipulated to rotate along the rotating bearing to drive the connecting plate to rotate, so that the clamping plate rotates to drive the weldment to change the welding position, thereby avoiding the situation where the operator's work efficiency is reduced due to the poor effect of changing the welding position, and reducing the trouble caused to the operator by operating the weldment to change the welding position.

[0004] In the above patent, the situation where the operator's work efficiency is reduced due to poor effect of changing the welding position is avoided, and the trouble caused to the operator by operating the welding parts to change the welding position is reduced. However, during the welding process, someone may accidentally touch the welding equipment, and there may be a phenomenon that the operator has low safety awareness and touches the welding machine with his hands, causing injuries. Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides a metal welding auxiliary machine tool with a clamping device, which solves the problems raised in the above background technology.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: a metal welding auxiliary machine tool with a clamping device, comprising a machine body, a protective device, a clamping device and a cleaning device; wherein the protective device comprises a machine body, a handle, a protective door, a welding device, a long slot, a rotating column, a connecting column one, a long plate one, a rotating plate, a support plate, a main switch, a protrusion, a frame and a filter plate, wherein the long slot is opened at the front side of the machine body, the protective door is slidably connected in the long slot, the handle is fixedly connected to the front side of the protective door, the welding device slides through the top of the machine body, the protrusion is fixedly connected to the bottom wall inside the machine body, the connecting column one rotates through the front and back of the protective door, the rotating column is fixedly connected to the front side of the connecting column one, the long plate one is fixedly connected to the rear side of the connecting column one, the rotating plate is fixedly connected to the front top of the long plate one, the support plate is fixedly connected to the rear top of the long plate one, the main switch is fixedly connected to the front side of the machine body, the frame is fixedly connected to the top of the protrusion, and the filter plate is fixedly connected to the inside of the frame.

[0007] According to the above technical solution, arc grooves are provided at the front and rear sides of the protective door, the rotating plate is slidably connected in the arc grooves, the main switch is electrically connected to the welding equipment, and the supporting plate is in contact with the main switch.

[0008] According to the above technical solution, the clamping device includes a rotating rod, a push block, a square tube, push plate 1, push plate 2 and spring 1, one end of the rotating rod is rotatably connected to the rear side of the protective door, the square tube is fixedly connected to the front side of the frame, the push block is slidably connected inside the square tube, the other end of the rotating rod is rotatably connected to the front side of the push block, the push plate 1 is fixedly connected to the rear side of the push block, and the push plate 1 is fixedly connected to the push plate 2 through spring 1.

[0009] According to the above technical solution, the clamping device also includes a pressure plate 1, a spring 2, a triangular oblique block, a T-shaped plate, a spring 3 and a pressure plate 2. A short groove No. 1 is provided on the front and back sides of the push plate 2. The triangular oblique block is fixedly connected to the rear side of the push plate 1. The T-shaped plate is slidably connected inside the short groove No. 1. One end of the spring 2 is fixedly connected to the bottom of the T-shaped plate. The other end of the spring 2 is fixedly connected to the bottom of the short groove No. 1. The pressure plate 1 is fixedly connected to the rear side of the T-shaped plate. The pressure plate 1 is fixedly connected to the pressure plate 2 through the spring 3.

[0010] According to the above technical solution, the back of the triangular inclined block is provided with an inclined surface, and the inclined surface of the triangular inclined block contacts the T-shaped plate.

[0011] According to the above technical solution, the cleaning device includes two connecting columns, two long plates, a scissors-type telescopic frame, a connecting block and a scraper, the two connecting columns are fixedly connected to the bottom of the push block, the two long plates are fixedly connected to the bottom of the square tube, a No. 3 short groove is opened on the rear side of the two long plates, one end of the scissors-type telescopic frame is slidably connected inside the No. 3 short groove, the connecting block is rotatably connected to the other end of the scissors-type telescopic frame, the scraper is slidably connected to the top of the filter plate, the connecting block is slidably connected to the front side of the scraper, and a welding plate is placed on the top of the filter plate.

[0012] According to the above technical solution, the cleaning device also includes a fan, a long rod, an arc block, a vertical rod and two guide plates. The fan is fixedly connected to the top of the protrusion, the long rod is rotatably connected to the right side of the fan, the two guide plates are fixedly connected to the circumferential surface of the long rod, the two guide plates are rotatably connected through the vertical rod, and the arc block is fixedly connected to the left end of the scraper.

[0013] According to the above technical solution, a No. 2 short groove is opened at the bottom of the square tube, the second connecting column is slidably connected inside the No. 2 short groove, and the arc block is in contact with the vertical rod.

[0014] The present invention provides a metal welding auxiliary machine tool with a clamping device. It has the following beneficial effects: (1) In the present invention, when the protective door is moved toward the middle part of the machine body, the protective door can be closed, which can effectively prevent someone from putting his hand into the machine body during welding and causing injury. When the rotating plate rotates along the track of the arc groove, the rotating plate will enter the arc groove of the right protective door. At this time, the left protective door and the right protective door will be locked. When the protective doors on both sides are locked, it can effectively prevent someone from accidentally touching and accidentally opening the protective door, thereby causing injury. When the support plate contacts the main switch, the support plate will trigger the main switch, and the welding equipment will work at this time. It can effectively prevent welding work from starting when the protective door is not completely closed, thereby causing injury to someone.

[0015] (2) In the present invention, when the push plate 2 pushes the welding plate to move backward, the rear side of the welding plate will contact the frame. At this time, the front and rear sides of the welding plate will be fixed by the push plate 2 and the frame, which can effectively prevent the welding plate from shifting. When the pressure plate 2 contacts the top surface of the welding plate, the upper and lower surfaces of the welding plate will be fixed by the pressure plate 2 and the filter plate, which can effectively prevent the welding plate from shifting during welding, thereby causing incorrect welding position.

[0016] (3) In the present invention, when the scraper moves backward, the scraper will scrape the inner bottom wall of the frame. When the scraper scrapes the inner bottom wall of the frame, the welding slag generated during welding can be effectively removed to prevent the welding slag from clogging. When the guide plate rotates, the guide plate will change the wind direction of the wind blown out from the fan, which can effectively increase the blowing area of ​​the fan and better remove impurities and dust. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 This is a schematic diagram of the protective door position structure of the present invention; Figure 3 This is a schematic diagram of the position structure of the rotating column and the connecting column of the present invention; Figure 4 For the present invention Figure 2 A schematic diagram of the structure enlargement of part A; Figure 5 It is a schematic diagram of the internal structure of the machine body of the present invention; Figure 6 It is a schematic diagram of the filter plate and frame structure of the present invention; Figure 7 This is a schematic diagram of the position structure of the square tube and the push block of the present invention; Figure 8 This is a schematic diagram of the position structure of the push plate 1 and the push plate 2 of the present invention; Fig. 9 This is a schematic diagram of the position structure of the triangular inclined block and the T-shaped plate of the present invention; Fig.10 It is a schematic diagram of the position structure of the connecting column 2 and the scissor-type telescopic frame of the present invention; Fig.11 It is a schematic diagram of the position structure of the second long board and the scissor-type telescopic frame of the present invention; Fig.12 This is a schematic diagram of the position structure of the arc block and the vertical rod of the present invention.

[0018] In the figure: 1, machine body; 2, handle; 3, protective door; 4, welding equipment; 5, long slot; 6, rotating column; 7, connecting column 1; 8, long plate 1; 9, rotating plate; 10, supporting plate; 11, main switch; 12, bump; 13, frame; 1401, rotating rod; 1402, push block; 1403, square tube; 1404, push plate 1; 1405, push plate 2; 1406, spring 1; 1407, pressure plate 1; 1408, Spring 2; 1409, triangular oblique block; 1410, T-shaped plate; 1411, spring 3; 1412, pressure plate 2; 1501, connecting column 2; 1502, long plate 2; 1503, scissor-type telescopic frame; 1504, connecting block; 1505, scraper; 1506, filter plate; 1507, fan; 1508, long rod; 1509, arc block; 1510, vertical rod; 1511, guide plate; 16, welding plate. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] See also Figure 1-Figure 12 An embodiment of the present invention is: a metal welding auxiliary machine tool with a clamping device, including a machine body 1, and also including a protective device; wherein the protective device includes a machine body 1, a handle 2, a protective door 3, a welding device 4, a long slot 5, a rotating column 6, a connecting column 7, a long plate 8, a rotating plate 9, a supporting plate 10, a main switch 11, a protrusion 12, a frame 13 and a filter plate 1506, the long slot 5 is opened on the front side of the machine body 1, the protective door 3 is slidably connected inside the long slot 5, the handle 2 is fixedly connected to the front side of the protective door 3, the welding device 4 slides through the top of the machine body 1, and the protrusion 12 is fixedly connected to the bottom wall of the machine body 1, The connecting column 7 rotates to pass through the front and back of the protective door 3, the rotating column 6 is fixedly connected to the front side of the connecting column 7, the long plate 8 is fixedly connected to the rear side of the connecting column 7, the rotating plate 9 is fixedly connected to the front top of the long plate 8, the support plate 10 is fixedly connected to the rear top of the long plate 8, the filter plate 1506 is fixedly connected to the inside of the frame 13, the main switch 11 is fixedly connected to the front side of the body 1, and the frame 13 is fixedly connected to the top of the protrusion 12. When the protective door 3 is moved to the middle part of the body 1, the protective door can be closed, which can effectively prevent someone from putting his hand into the body 1 during welding and causing injury.

[0021] Arc grooves are provided on the front and back sides of the protective door 3, and the rotating plate 9 is slidably connected in the arc grooves. The main switch 11 is electrically connected to the welding equipment 4, and the support plate 10 is in contact with the main switch 11. When the support plate 10 is in contact with the main switch 11, the support plate 10 will trigger the main switch 11, and the welding equipment 4 will work at this time, which can effectively prevent the welding work from starting when the protective door 3 is not completely closed, thereby causing someone to be injured.

[0022] When this embodiment is working: first place the welding plate 16 to be welded on the top of the filter plate 1506. After placement, it is necessary to manually move the protective door 3 to the middle part of the body 1. When the protective door 3 is moved to the middle part of the body 1, the protective door can be closed, which can effectively prevent someone from putting his hand into the body 1 during the welding process and causing injury. When the protective door 3 is closed, the arc grooves opened at the front and back of the left protective door 3 and the arc grooves opened at the front and back of the right protective door 3 will form a closed loop. When the arc grooves form a closed loop, by rotating the rotating column 6, when the rotating column 6 is rotated, the rotating column 6 will drive the connecting column 7 to rotate. When the connecting column 7 rotates, the connecting column 7 will drive the long plate 8 to rotate. When the long plate 8 rotates, the long plate 8 will drive the rotating plate 9 to rotate. When the rotating plate 9 rotates, the rotating plate 9 will follow the track of the arc groove. When the protective doors 3 on both sides are locked, it can effectively prevent someone from accidentally touching and opening the protective door, thereby causing damage. When the rotating plate 9 rotates along the track of the arc groove, the rotating plate 9 will drive the supporting plate 10 to rotate. When the supporting plate 10 rotates, the supporting plate 10 will contact the main switch 11. When the supporting plate 10 contacts the main switch 11, the supporting plate 10 will trigger the main switch 11, and the welding equipment 4 will work at this time. When the supporting plate 10 is out of contact with the main switch 11, the main switch 11 will cut off the power to the welding equipment 4, which can effectively prevent the welding work from starting when the protective door 3 is not completely closed, thereby causing someone to be injured.

[0023] See also Figure 1-Figure 12On the basis of the above embodiment, another embodiment of the present invention further includes a clamping device and a cleaning device, the clamping device includes a rotating rod 1401, a push block 1402, a square tube 1403, a push plate 1404, a push plate 2 1405 and a spring 1406, one end of the rotating rod 1401 is rotatably connected to the rear side of the protective door 3, the square tube 1403 is fixedly connected to the front side of the frame 13, the push block 1402 is slidably connected inside the square tube 1403, the other end of the rotating rod 1401 is rotatably connected to the front side of the push block 1402, the push plate 1404 is fixedly connected to the rear side of the push block 1402, the push plate 1404 is fixedly connected to the push plate 2 1405 through the spring 1406, when the push plate 2 1405 pushes the welding plate 16 to move backward, the rear side of the welding plate 16 will contact the frame 13, at this time, the front and rear sides of the welding plate 16 will be fixed by the push plate 2 1405 and the frame 13, which can effectively prevent the welding plate 16 from deflecting.

[0024] The clamping device also includes a pressure plate 1407, a spring 1408, a triangular inclined block 1409, a T-shaped plate 1410, a spring 1411 and a pressure plate 1412. The front and rear surfaces of the push plate 1405 are provided with a short slot No. 1. The triangular inclined block 1409 is fixedly connected to the rear side of the push plate 1404. The T-shaped plate 1410 is slidably connected to the inside of the short slot No. 1. One end of the spring 1408 is fixedly connected to the bottom of the T-shaped plate 1410. The other end is fixedly connected to the bottom of short groove No. 1, and pressure plate 1407 is fixedly connected to the rear side of T-shaped plate 1410. Pressure plate 1407 is fixedly connected to pressure plate 2 1412 through spring 3 1411. When pressure plate 2 1412 contacts the top surface of welding plate 16, the upper and lower surfaces of welding plate 16 will be fixed by pressure plate 2 1412 and filter plate 1506, which can effectively prevent the welding plate 16 from shifting during welding, thereby causing incorrect welding position.

[0025] The back of the triangular inclined block 1409 is provided with an inclined surface, and the inclined surface of the triangular inclined block 1409 contacts the T-shaped plate 1410 , and the inclined surface of the triangular inclined block 1409 pushes the T-shaped plate 1410 to move downward.

[0026] The cleaning device includes a second connecting column 1501, a second long board 1502, a scissor-type telescopic frame 1503, a connecting block 1504 and a scraper 1505. The second connecting column 1501 is fixedly connected to the bottom of the push block 1402, the second long board 1502 is fixedly connected to the bottom of the square tube 1403, and a third short groove is opened on the rear side of the second long board 1502. One end of the scissor-type telescopic frame 1503 is slidably connected to the inside of the third short groove, and the connecting block 1504 is rotatably connected to the scissor-type telescopic frame 1503. At the other end of the retracted frame 1503, the scraper 1505 is slidably connected to the top of the filter plate 1506, and the connecting block 1504 is slidably connected to the front side of the scraper 1505. A welding plate 16 is placed on the top of the filter plate 1506. When the scraper 1505 moves backward, the scraper 1505 will scrape the inner bottom wall of the frame 13. When the scraper 1505 scrapes the inner bottom wall of the frame 13, the welding slag generated during welding can be effectively removed to prevent welding slag blockage.

[0027] The cleaning device also includes a fan 1507, a long rod 1508, an arc block 1509, a vertical rod 1510 and two guide plates 1511. The fan 1507 is fixedly connected to the top of the protrusion 12, the long rod 1508 is rotatably connected to the right side of the fan 1507, the two guide plates 1511 are fixedly connected to the circumferential surface of the long rod 1508, the two guide plates 1511 are rotatably connected through the vertical rod 1510, and the arc block 1509 is fixedly connected to the left end of the scraper 1505. When the guide plate 1511 rotates, the guide plate 1511 will change the wind direction of the wind blown out from the fan 1507, which can effectively increase the blowing area of ​​the fan 1507 and better remove impurities and dust.

[0028] A second short groove is provided at the bottom of the square tube 1403, and the second connecting column 1501 is slidably connected inside the second short groove. The arc block 1509 contacts the vertical rod 1510, and the arc block 1509 pushes the vertical rod 1510 to move upward.

[0029] When the present embodiment is working, when the protective door 3 is closed, the protective door 3 will drive the rotating rod 1401 to rotate. When the rotating rod 1401 rotates, the rotating rod 1401 will drive the push block 1402 to move backward. When the push block 1402 moves backward, the push block 1402 will drive the push plate 1 1404 to move backward. When the push plate 1 1404 moves backward, the push plate 1 1404 will drive the spring 1 1406 to move backward. When the spring 1 1406 moves backward, the spring 1406 will drive the push plate 2 1405 to move backward. When the push plate 2 1405 When moving backward, push plate 2 1405 will contact the front side of welding plate 16. When push plate 2 1405 contacts the front side of welding plate 16, push plate 2 1405 will push welding plate 16 backward. When push plate 2 1405 pushes welding plate 16 to move backward, the rear side of welding plate 16 will contact frame 13. At this time, the front and rear sides of welding plate 16 will be fixed by push plate 2 1405 and frame 13, which can effectively prevent welding plate 16 from deflecting. When push plate 2 1405 continues to move backward, spring 1 1406 will contract. At this time, push plate 1405 The distance between the first push plate 1404 and the second push plate 1405 will gradually decrease. When the distance between the first push plate 1404 and the second push plate 1405 will gradually decrease, the triangular inclined block 1409 on the rear side of the push plate 1404 will contact the T-shaped plate 1410. When the triangular inclined block 1409 contacts the T-shaped plate 1410, the inclined surface of the triangular inclined block 1409 will push the T-shaped plate 1410 downward. When the inclined surface of the triangular inclined block 1409 pushes the T-shaped plate 1410 downward, the T-shaped plate 1410 will drive the first press plate 1407 to move downward. When the press plate 1407 When moving downward, pressure plate 1 1407 will drive spring three 1411 to move downward. When spring three 1411 moves downward, spring three 1411 will drive pressure plate two 1412 to move downward. When pressure plate two 1412 moves downward, pressure plate two 1412 will contact with the top surface of welding plate 16. When pressure plate two 1412 contacts with the top surface of welding plate 16, the upper and lower surfaces of welding plate 16 will be fixed by pressure plate two 1412 and filter plate 1506, which can effectively prevent the welding plate 16 from shifting during welding, thereby causing incorrect welding position.

[0030] When the push block 1402 moves backward, the push block 1402 will drive the connecting column 1501 to move backward. When the connecting column 1501 moves backward, the connecting column 1501 will contact the hinged part of the scissors-type telescopic frame 1503. When the connecting column 1501 contacts the hinged part of the scissors-type telescopic frame 1503, the connecting column 1501 will drive the scissors-type telescopic frame 1503 to extend. When the scissors-type telescopic frame 1503 is extended, the scissors-type telescopic frame 1503 will drive the connecting block 1504 to rotate. When the connecting block 1504 rotates, the connecting block 1504 will slide in front of the scraper 1505 toward the middle part of the scraper 1505. When the connecting block 1504 slides toward the middle part of the scraper 1505, the scissors-type telescopic frame 1503 and the connecting block 1504 will push the scraper 1505 to move backward. When plate 1505 moves backward, scraper 1505 will scrape the inner bottom wall of frame 13. When scraper 1505 scrapes the inner bottom wall of frame 13, welding slag generated during welding can be effectively removed to prevent welding slag blockage. When scraper 1505 moves backward, scraper 1505 will drive arc block 1509 to move backward. When arc block 1509 moves backward, arc block 1509 will contact vertical rod 1510. At this time, the arc surface of arc block 1509 will push vertical rod 1510 to move upward. When vertical rod 1510 moves upward, vertical rod 1510 will drive guide plate 1511 to rotate. When guide plate 1511 rotates, guide plate 1511 will change the wind direction of wind blown out from fan 1507, which can effectively increase the blowing area of ​​fan 1507 and better remove impurities and dust.

[0031] Although 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. A metal welding auxiliary machine tool with a clamping device, comprising a machine body (1), characterized in that: It also includes guarding devices, clamping devices and cleaning devices; The protective device comprises a body (1), a handle (2), a protective door (3), a welding device (4), a long slot (5), a rotating column (6), a connecting column (7), a long plate (8), a rotating plate (9), a supporting plate (10), a main switch (11), a protrusion (12), a frame (13) and a filter plate (1506), wherein the long slot (5) is provided at the front side of the body (1), the protective door (3) is slidably connected inside the long slot (5), the handle (2) is fixedly connected to the front side of the protective door (3), the welding device (4) slides through the top of the body (1), and the protrusion (12) is fixedly connected to the front side of the protective door (3). The connecting column (7) is fixedly connected to the bottom wall inside the machine body (1); the connecting column (7) rotates to penetrate the front and back of the protective door (3); the rotating column (6) is fixedly connected to the front side of the connecting column (7); the long plate (8) is fixedly connected to the rear side of the connecting column (7); the rotating plate (9) is fixedly connected to the top of the front side of the long plate (8); the supporting plate (10) is fixedly connected to the top of the rear side of the long plate (8); the main switch (11) is fixedly connected to the front side inside the machine body (1); the frame (13) is fixedly connected to the top of the protrusion (12); and the filter plate (1506) is fixedly connected to the inside of the frame (13).

2. A metal welding auxiliary machine tool with a clamping device according to claim 1, characterized in that: The protective door (3) is provided with arc grooves at the front and rear sides, the rotating plate (9) is slidably connected in the arc grooves, the main switch (11) is electrically connected to the welding equipment (4), and the support plate (10) is in contact with the main switch (11).

3. A metal welding auxiliary machine tool with a clamping device according to claim 2, characterized in that: The clamping device comprises a rotating rod (1401), a push block (1402), a square tube (1403), a push plate 1 (1404), a push plate 2 (1405) and a spring 1 (1406), one end of the rotating rod (1401) is rotatably connected to the rear side of the protective door (3), the square tube (1403) is fixedly connected to the front side of the frame (13), the push block (1402) is slidably connected inside the square tube (1403), the other end of the rotating rod (1401) is rotatably connected to the front side of the push block (1402), the push plate 1 (1404) is fixedly connected to the rear side of the push block (1402), and the push plate 1 (1404) is fixedly connected to the push plate 2 (1405) via a spring 1 (1406).

4. The metal welding auxiliary machine tool with a clamping device according to claim 3, characterized in that: The clamping device also includes a pressure plate 1 (1407), a spring 2 (1408), a triangular inclined block (1409), a T-shaped plate (1410), a spring 3 (1411) and a pressure plate 2 (1412); a short groove No. 1 is provided on the front and rear sides of the push plate 2 (1405); the triangular inclined block (1409) is fixedly connected to the rear side of the push plate 1 (1404); the T-shaped plate (1410) is slidably connected inside the short groove No. 1; one end of the spring 2 (1408) is fixedly connected to the bottom of the T-shaped plate (1410); the other end of the spring 2 (1408) is fixedly connected to the bottom of the short groove No. 1; the pressure plate 1 (1407) is fixedly connected to the rear side of the T-shaped plate (1410); and the pressure plate 1 (1407) is fixedly connected to the pressure plate 2 (1412) via the spring 3 (1411).

5. The metal welding auxiliary machine tool with a clamping device according to claim 4, characterized in that: The back of the triangular inclined block (1409) is provided with an inclined surface, and the inclined surface of the triangular inclined block (1409) is in contact with the T-shaped plate (1410).

6. The metal welding auxiliary machine tool with a clamping device according to claim 5, characterized in that: The cleaning device comprises a second connecting column (1501), a second long plate (1502), a scissor-type telescopic frame (1503), a connecting block (1504) and a scraper (1505), wherein the second connecting column (1501) is fixedly connected to the bottom of the push block (1402), the second long plate (1502) is fixedly connected to the bottom of the square tube (1403), a third short groove is provided on the rear side of the second long plate (1502), one end of the scissor-type telescopic frame (1503) is slidably connected inside the third short groove, the connecting block (1504) is rotatably connected to the other end of the scissor-type telescopic frame (1503), the scraper (1505) is slidably connected to the top of the filter plate (1506), the connecting block (1504) is slidably connected to the front side of the scraper (1505), and a welding plate (16) is placed on the top of the filter plate (1506).

7. The metal welding auxiliary machine tool with a clamping device according to claim 6, characterized in that: The cleaning device further comprises a fan (1507), a long rod (1508), an arc block (1509), a vertical rod (1510) and two guide plates (1511); the fan (1507) is fixedly connected to the top of the protrusion (12); the long rod (1508) is rotatably connected to the right side of the fan (1507); the two guide plates (1511) are fixedly connected to the circumferential surface of the long rod (1508); the two guide plates (1511) are rotatably connected via the vertical rod (1510); and the arc block (1509) is fixedly connected to the left end of the scraper (1505).

8. The metal welding auxiliary machine tool with a clamping device according to claim 7, characterized in that: A second short groove is provided at the bottom of the square tube (1403), the second connecting column (1501) is slidably connected inside the second short groove, and the arc block (1509) is in contact with the vertical rod (1510).

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