CN112222722A

CN112222722A - Novel welding operation platform

Info

Publication number: CN112222722A
Application number: CN202011044995.3A
Authority: CN
Inventors: 曹桂坤; 张俊旗
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-01-15

Abstract

The invention relates to the field of welding operation platforms, in particular to a novel welding operation platform which comprises a clamping assembly, a welding assembly and a locking assembly. Can drive two first lead screws and rotate through the first two-axis servo motor in the centre gripping subassembly, two first lead screws can drive the first drive plate of threaded connection on the pole wall separately when rotating and carry out the opposite direction motion, first drive plate can drive the grip block removal at top through first slider when removing, the grip block can drive first wedge and clamp plate and remove towards the direction of metal sheet when removing, thereby make first wedge carry out the centre gripping to panel, this time centre gripping only drives first wedge and carries out the centre gripping to metal sheet through the elasticity of spring, make metal sheet can real-time adjustment position, and drive the second lead screw and rotate that the second two-axis servo motor can be synchronous when first two-axis servo motor drives first lead screw and rotates.

Description

Novel welding operation platform

Technical Field

The invention relates to the field of welding operation platforms, in particular to a novel welding operation platform.

Background

Welding, also known as fusion, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, by heat, heat or pressure. Need use anchor clamps will treat two sheet metal clamping of welded when using welder to weld sheet metal firm, take place the skew and lead to unable welded problem when preventing sheet metal welding, but its simple structure of current anchor clamps, the function is single, only can realize the centre gripping to sheet metal, and be through the clamp plate with sheet metal centre gripping on the base when the centre gripping, only can carry out ascending centre gripping of vertical side to sheet metal, make anchor clamps not good to sheet metal's clamping effect, and current anchor clamps are after the centre gripping is accomplished, can't adjust sheet metal's position.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a novel welding operation platform.

The technical scheme adopted by the invention for solving the technical problems is as follows: a novel welding operation platform comprises a clamping assembly, a welding assembly and a locking assembly, wherein the clamping assembly comprises a base, a first fixed rack, a first double-shaft servo motor, a first lead screw, a first sliding groove, a first sliding block, a first transmission plate, a clamping plate, a second sliding groove, a second sliding block, a groove, an elastic spring, a sliding rod, a limiting plate, a tension spring and a first wedge-shaped block, the bottom of the base is fixedly connected with the first double-shaft servo motor through the first fixed rack, the two ends of the first double-shaft servo motor are fixedly connected with the first lead screw through a coupler, the top of the base is provided with two first sliding grooves, the two first sliding grooves are positioned right above the two first lead screws, the inner part of each first sliding groove is slidably connected with a first sliding block, the bottom of each first sliding block is fixedly connected with a first transmission plate, one end, far away from the first double-shaft servo motor, of each first lead screw penetrates through the first transmission plate, the first lead screw is in threaded connection with the first transmission plate, the top of the first slider is fixedly connected with a clamping plate, one end, close to the base, of the clamping plate is provided with a second chute, the inside of the second chute is in sliding connection with a second slider, the bottom of the second slider is fixedly connected with an elastic spring, the top of the first slider is provided with a groove corresponding to the elastic spring, one end, far away from the second slider, of the elastic spring is fixedly connected with the inner bottom wall of the groove, the side wall of the second slider is in sliding insertion connection with a sliding rod, the rod wall, far away from one end of the second slider, of the sliding rod is fixedly connected with a limiting plate, one side, close to the second slider, of the limiting plate is fixedly connected with a tension spring, the tension spring is sleeved on the rod wall of the sliding rod, one end, far away from the limiting plate, of the tension spring is fixedly connected with the second slider, one end of the sliding rod penetrating through the second sliding block is fixedly connected with a first wedge-shaped block; the welding assembly comprises a top plate, side plates, an electro-hydraulic push rod, a transmission block, a linear motor and a welding gun, wherein the top plate is positioned above the base, the two ends of the bottom of the top plate are fixedly connected with the side plates, one end, far away from the top plate, of each side plate is fixedly connected with the base, the bottom of the top plate is fixedly connected with the electro-hydraulic push rod, the transmission block is fixedly connected to the telescopic end, far away from the top plate, of each electro-hydraulic push rod, the transmission block is fixedly connected to the bottom of the transmission block, and the output end of the linear motor; the locking assembly comprises a second fixed rack, a second double-shaft servo motor, a third chute, a third sliding block, a second transmission plate, a second screw rod, a telescopic rod, a connecting block, a transmission rod and a second wedge-shaped block, the second double-shaft servo motor is fixedly connected to the top of the top plate through the second fixed rack, the top of the top plate is provided with two third chutes, the third chute is matched with the first chute, the third sliding block is connected to the inside of the third chute in a sliding manner, the top of the third sliding block is fixedly connected with the second transmission plate, the two ends of the second double-shaft servo motor are fixedly connected with the second screw rod through a coupler, one end of the second screw rod, far away from the second double-shaft servo motor, penetrates through the second transmission plate, the second screw rod is in threaded connection with the second transmission plate, and the bottom of the third sliding block is fixedly connected with the telescopic rod, the telescopic link is kept away from the one end fixedly connected with connecting block of third slider, transfer line fixed connection is at the both ends of transmission piece, just the one end that the transmission piece was kept away from to the transfer line passes the connecting block, connecting block sliding connection is on the pole wall of transfer line, the bottom fixedly connected with second wedge of connecting block, second wedge and first wedge phase-match set up.

Specifically, the both ends of base bottom are equal fixedly connected with L type backup pad, just first lead screw passes the one end of first driving plate and rotates with L type backup pad to be connected.

Specifically, the first dual-axis servo motor and the second dual-axis servo motor are electrically connected with an external power supply through a PLC.

Specifically, the equal fixedly connected with spacing slider in both sides of second slider, all correspond spacing slider on the inside wall of second spout both sides and seted up spacing spout, spacing spout and spacing slider phase-match set up, just spacing slider sliding connection is in the inside of spacing spout.

Specifically, the top of one end, far away from the sliding rod, of the first wedge block is fixedly connected with a pressing plate.

Specifically, the both ends at roof top are the equal fixedly connected with fixed plate, the one end that the second lead screw passed the second driving plate rotates with the fixed plate to be connected.

Specifically, two all correspond the one end that the transfer line passed the connecting block on the siding of curb plate and seted up the fourth spout, the fourth spout sets up with the transfer line phase-match, just the one end sliding connection that the transfer line passed the connecting block is in the inside of fourth spout.

The invention has the beneficial effects that:

(1) according to the novel welding operation platform, the first double-shaft servo motor in the clamping assembly can drive the two first screw rods to rotate, the two first screw rods can drive the first transmission plates in threaded connection with the respective rod walls to move in opposite directions when rotating, the first transmission plates can drive the clamping plates at the tops to move through the first sliding blocks when moving, the first wedge blocks and the pressing plates can be driven to move towards the metal plates when moving, so that the first wedge blocks clamp the metal plates for the first time, the clamping at this time only drives the first wedge blocks to clamp the metal plates through the elastic force of the springs, and the metal plates can be adjusted in position in real time.

(2) According to the novel welding operation platform, the first double-shaft servo motor drives the first screw rod to rotate, the second double-shaft servo motor can synchronously drive the second screw rod to rotate, the second screw rod drives the second wedge block to synchronously move with the first wedge block in a similar mode, after the welding position of a metal plate is determined, the electro-hydraulic push rod can drive the second wedge block to downwards press through the transmission rods fixed at the two ends of the transmission block while pushing the welding gun to move towards the metal plate, and the second wedge block can be in contact with the inclined edge of the first wedge block and pushes the first wedge block and the pressing plate to stably clamp the metal plate through the inclined edge when downwards pressing.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of a novel welding operation platform provided by the present invention;

FIG. 2 is a cross-sectional view taken along the line A-A in FIG. 1 of a novel welding operation platform provided by the present invention;

FIG. 3 is a cross-sectional view taken along the direction B-B in FIG. 1 of a novel welding operation platform provided by the present invention;

FIG. 4 is a partial enlarged view of portion C of FIG. 1 of a novel welding operation platform provided by the present invention;

FIG. 5 is a schematic structural diagram of a clamping plate in the novel welding operation platform provided by the invention;

fig. 6 is a schematic structural diagram of a first wedge block in the novel welding operation platform provided by the invention.

In the figure: 1. a clamping assembly; 11. a base; 12. an L-shaped support plate; 13. a first stationary frame; 14. a first dual-axis servo motor; 15. a first lead screw; 16. a first chute; 17. a first slider; 18. a first drive plate; 19. a clamping plate; 110. a second chute; 111. a second slider; 112. a limiting slide block; 113. a limiting chute; 114. a groove; 115. an elastic spring; 116. a slide bar; 117. a limiting plate; 118. a tension spring; 119. a first wedge; 120. pressing a plate; 2. welding the assembly; 21. a top plate; 22. a side plate; 23. an electro-hydraulic push rod; 24. a transmission block; 25. a linear motor; 26. a welding gun; 3. a locking assembly; 31. a second stationary frame; 32. a second dual-axis servo motor; 33. a third chute; 34. a third slider; 35. a second drive plate; 36. a second lead screw; 37. a fixing plate; 38. a telescopic rod; 39. connecting blocks; 310. a transmission rod; 311. a fourth chute; 312. and a second wedge.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-6, the novel welding operation platform of the present invention includes a clamping assembly 1, a welding assembly 2, and a locking assembly 3, where the clamping assembly 1 includes a base 11, a first fixed frame 13, a first dual-axis servo motor 14, a first lead screw 15, a first sliding slot 16, a first sliding block 17, a first transmission plate 18, a clamping plate 19, a second sliding slot 110, a second sliding block 111, a groove 114, an elastic spring 115, a sliding rod 116, a limiting plate 117, a tension spring 118, and a first wedge 119, the bottom of the base 11 is fixedly connected to the first dual-axis servo motor 14 through the first fixed frame 13, both ends of the first dual-axis servo motor 14 are fixedly connected to the first lead screw 15 through a coupler, the top of the base 11 is provided with two first sliding slots 16, the two first sliding slots 16 are located right above the two first lead screws 15, a first sliding block 17 is connected to the inside of the first sliding groove 16 in a sliding manner, a first transmission plate 18 is fixedly connected to the bottom of the first sliding block 17, one end of the first lead screw 15, which is far away from the first double-shaft servo motor 14, penetrates through the first transmission plate 18, the first lead screw 15 is in threaded connection with the first transmission plate 18, a clamping plate 19 is fixedly connected to the top of the first sliding block 17, a second sliding groove 110 is formed in one end, which is close to the base 11, of the clamping plate 19, a second sliding block 111 is connected to the inside of the second sliding groove 110 in a sliding manner, an elastic spring 115 is fixedly connected to the bottom of the second sliding block 111, a groove 114 is formed in the top of the first sliding block 17, a groove 114 is formed in the elastic spring 115, one end, which is far away from the second sliding block 111, is fixedly connected to the inner bottom wall of the groove 114, a sliding rod 116 is inserted and connected to the side wall of the second sliding block 111, and, a tension spring 118 is fixedly connected to one side, close to the second slider 111, of the limiting plate 117, the tension spring 118 is sleeved on the rod wall of the sliding rod 116, one end, far away from the limiting plate 117, of the tension spring 118 is fixedly connected with the second slider 111, one end, far away from the limiting plate 117, of the sliding rod 116 passes through the second slider 111, and one end, far away from the limiting plate 117, of the sliding rod 116 passes through the second slider 111 is fixedly connected with a first wedge 119; the welding assembly 2 comprises a top plate 21, side plates 22, an electro-hydraulic push rod 23, a transmission block 24, a linear motor 25 and a welding gun 26, wherein the top plate 21 is positioned above the base 11, the side plates 22 are fixedly connected to two ends of the bottom of the top plate 21, one end, far away from the top plate 21, of each side plate 22 is fixedly connected with the base 11, the electro-hydraulic push rod 23 is fixedly connected to the bottom of the top plate 21, the transmission block 24 is fixedly connected to the telescopic end, far away from one end of the top plate 21, of each electro-hydraulic push rod 23, the linear motor 25 is fixedly connected to the bottom of each transmission block 24, and the welding gun 26 is fixedly connected; the locking assembly 3 comprises a second fixed frame 31, a second double-shaft servo motor 32, a third sliding groove 33, a third sliding block 34, a second transmission plate 35, a second screw rod 36, an expansion rod 38, a connecting block 39, a transmission rod 310 and a second wedge block 312, the second double-shaft servo motor 32 is fixedly connected to the top of the top plate 21 through the second fixed frame 31, the top of the top plate 21 is provided with the two third sliding grooves 33, the third sliding groove 33 is matched with the first sliding groove 16, the third sliding block 34 is slidably connected to the inside of the third sliding groove 33, the top of the third sliding block 34 is fixedly connected with the second transmission plate 35, two ends of the second double-shaft servo motor 32 are fixedly connected with the second screw rod 36 through a coupler, one end of the second screw rod 36 far away from the second double-shaft servo motor 32 passes through the second transmission plate 35, and the second screw rod 36 is in threaded connection with the second transmission plate 35, the bottom of the third slider 34 is fixedly connected with an expansion link 38, one end of the expansion link 38, which is far away from the third slider 34, is fixedly connected with a connecting block 39, the transmission rod 310 is fixedly connected to two ends of the transmission block 24, one end of the transmission rod 310, which is far away from the transmission block 24, penetrates through the connecting block 39, the connecting block 39 is slidably connected to the rod wall of the transmission rod 310, the bottom of the connecting block 39 is fixedly connected with a second wedge 312, the second wedge 312 is matched with the first wedge 119, after the clamping assembly 1 clamps a metal plate to be welded, an electro-hydraulic push rod 23 in the welding assembly 2 can drive the second wedge 312 in the locking assembly 3 to lock the first wedge 119 in the clamping assembly 1 when pushing the welding gun 26 to move towards the direction of the metal plate to be welded through the transmission rod 310, the second wedge 312 is in contact with the inclined edge of the first wedge 119 and pushes the first wedge 119 and the pressing plate 120 to advance the metal plate through the inclined edge And performing stable clamping.

Specifically, the equal fixedly connected with L type backup pad 12 in both ends of base 11 bottom, just first lead screw 15 passes the one end of first drive plate 18 and rotates with L type backup pad 12 to be connected, and L type backup pad 12 not only can support base 11, can also make the end of first lead screw 15 rotate with L type backup pad 12 through the bearing simultaneously and be connected, can effectually make first lead screw 15 more stable when rotating.

Specifically, the first dual-axis servo motor 14 and the second dual-axis servo motor 32 are electrically connected with an external power supply through a PLC controller, and a TB6600 type PLC controller can control the rotation speed and the rotation direction of the servo motors, so that the rotation of the two dual-axis servo motors in the same rotation speed and rotation direction can be effectively ensured.

Specifically, the equal fixedly connected with limit slide 112 in both sides of second slider 111, all correspond limit slide 112 on the inside wall of second spout 110 both sides and seted up limit chute 113, limit chute 113 and limit slide 112 phase-match set up, just limit slide 112 sliding connection is in limit chute 113's inside, and second slider 111 can drive limit slide 112 when the inside of second spout 110 slides and slide in limit chute 113's inside, and limit slide 112 can effectually make second slider 111 slide more stably in second spout 110's inside when limit slide 113's inside slides.

Specifically, a pressing plate 120 is fixedly connected to the top of one end, away from the sliding rod 116, of the first wedge 119, the pressing plate 120 can lift along with the lifting of the first wedge 119, and the pressing plate 120 can clamp the top of a metal plate to be welded.

Specifically, both ends at the top of the top plate 21 are fixedly connected with fixing plates 37, one end of the second lead screw 36 penetrating through the second transmission plate 35 is rotatably connected with the fixing plates 37, and the second lead screw 36 is rotatably connected with the fixing plates 37 through a bearing, so that the second lead screw 36 can be more stable when rotating.

Specifically, a fourth sliding groove 311 is formed in one end, corresponding to the transmission rod 310, of the plate wall of each of the two side plates 22, where the transmission rod 310 penetrates through the connecting block 39, the fourth sliding groove 311 is arranged in match with the transmission rod 310, one end, penetrating through the connecting block 39, of the transmission rod 310 is connected inside the fourth sliding groove 311 in a sliding manner, when the transmission rod 310 is connected inside the fourth sliding groove 311, the transmission block 24 can be effectively stable when the transmission rod 310 is driven to ascend and descend, and the connecting block 39 can be effectively prevented from sliding off from the rod wall of the transmission rod 310.

When the welding gun is used, two metal plates to be welded are placed on the base 11, the welding seams of the metal plates to be welded are located under the welding gun 26, the TB6600 type PLC controller controls the first double-shaft servo motor 14 and the second double-shaft servo motor 32 to be synchronously started, the first double-shaft servo motor 14 can drive the two first screw rods 15 to rotate, the two first screw rods 15 can drive the first transmission plates 18 which are in threaded connection with the rod walls of the first screw rods to oppositely move when rotating, the first transmission plates 18 can drive the clamping plates 19 at the tops to move through the first sliding blocks 17 when moving, the clamping plates 19 can drive the first wedge blocks 119 and the pressure plates 120 to move towards the metal plates when moving, so that the first wedge blocks 119 carry out first clamping on the metal plates, the clamping at this time only drives the first wedge blocks 119 to clamp the metal plates through the elastic force of the springs, the position of the metal plate can be adjusted in real time, the first double-shaft servo motor 14 can drive the first screw rod 15 to rotate, the second double-shaft servo motor 32 can synchronously drive the second screw rod 36 to rotate, the second screw rod 36 can drive the second transmission plate 35 which is in threaded connection with the rod wall to move when rotating, the second transmission plate 35 drives the connection block 39 to move along the rod wall of the transmission rod 310 through the third slide block 34 and the telescopic rod 38, the connection block 39 can drive the second wedge block 312 to move synchronously with the first wedge block 119 when sliding, after the welding position of the metal plate is determined, the electro-hydraulic push rod 23 can drive the second wedge block 312 to press down through the transmission rod 310 which is fixed at the two ends of the transmission block 24 while pushing the welding gun 26 to move towards the metal plate, the second wedge block 312 can contact with the inclined edge of the first wedge block 119 and can push the first wedge block 119 and the pressing plate 120 to stably clamp the metal plate through the inclined edge when pressing down, after the clamping is completed, the two metal plates are welded by a welding gun 26.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A novel welding operation platform is characterized by comprising a clamping assembly (1), a welding assembly (2) and a locking assembly (3), wherein the clamping assembly (1) comprises a base (11), a first fixed rack (13), a first double-shaft servo motor (14), a first screw rod (15), a first sliding groove (16), a first sliding block (17), a first transmission plate (18), a clamping plate (19), a second sliding groove (110), a second sliding block (111), a groove (114), an elastic spring (115), a sliding rod (116), a limiting plate (117), a tension spring (118) and a first wedge block (119), the bottom of the base (11) is fixedly connected with the first double-shaft servo motor (14) through the first fixed rack (13), and two ends of the first double-shaft servo motor (14) are fixedly connected with the first screw rod (15) through a coupler, the top of the base (11) is provided with two first sliding grooves (16), the two first sliding grooves (16) are positioned right above the two first screw rods (15), the inside of the first sliding groove (16) is connected with a first sliding block (17) in a sliding manner, the bottom of the first sliding block (17) is fixedly connected with a first transmission plate (18), one end, far away from the first double-shaft servo motor (14), of the first screw rod (15) penetrates through the first transmission plate (18), the first screw rod (15) is in threaded connection with the first transmission plate (18), the top of the first sliding block (17) is fixedly connected with a clamping plate (19), one end, close to the base (11), of the clamping plate (19) is provided with a second sliding groove (110), the inside of the second sliding groove (110) is connected with a second sliding block (111) in a sliding manner, and the bottom of the second sliding block (111) is fixedly connected with an elastic spring (115), the top of the first sliding block (17) is provided with a groove (114) corresponding to the elastic spring (115), one end of the elastic spring (115) far away from the second sliding block (111) is fixedly connected with the inner bottom wall of the groove (114), a sliding rod (116) is inserted on the side wall of the second sliding block (111) in a sliding manner, a limit plate (117) is fixedly connected on the rod wall of one end, far away from the second sliding block (111), of the sliding rod (116), one side of the limiting plate (117) close to the second sliding block (111) is fixedly connected with a tension spring (118), the tension spring (118) is sleeved on the rod wall of the sliding rod (116), and one end of the tension spring (118) far away from the limit plate (117) is fixedly connected with the second sliding block (111), one end of the sliding rod (116) far away from the limit plate (117) passes through the second sliding block (111), one end of the sliding rod (116) penetrating through the second sliding block (111) is fixedly connected with a first wedge block (119);

the welding assembly (2) comprises a top plate (21), side plates (22), an electro-hydraulic push rod (23), a transmission block (24), a linear motor (25) and a welding gun (26), wherein the top plate (21) is located above the base (11), the side plates (22) are fixedly connected to two ends of the bottom of the top plate (21), one end, far away from the top plate (21), of each side plate (22) is fixedly connected with the base (11), the electro-hydraulic push rod (23) is fixedly connected to the bottom of the top plate (21), the transmission block (24) is fixedly connected to the telescopic end, far away from one end of the top plate (21), of each electro-hydraulic push rod (23), the linear motor (25) is fixedly connected to the bottom of each transmission block (24), and the welding gun (26) is fixedly connected to the output end of each;

the locking assembly (3) comprises a second fixed rack (31), a second double-shaft servo motor (32), a third sliding groove (33), a third sliding block (34), a second transmission plate (35), a second screw rod (36), an expansion rod (38), a connecting block (39), a transmission rod (310) and a second wedge block (312), the second double-shaft servo motor (32) is fixedly connected to the top of the top plate (21) through the second fixed rack (31), the top of the top plate (21) is provided with two third sliding grooves (33), the third sliding grooves (33) are matched with the first sliding groove (16), the third sliding groove (33) is internally and slidably connected with the third sliding block (34), the top of the third sliding block (34) is fixedly connected with the second transmission plate (35), two ends of the second double-shaft servo motor (32) are fixedly connected with the second screw rod (36) through a coupler, one end, far away from the second double-shaft servo motor (32), of the second lead screw (36) penetrates through a second transmission plate (35), the second lead screw (36) is in threaded connection with the second transmission plate (35), a telescopic rod (38) is fixedly connected to the bottom of the third sliding block (34), a connecting block (39) is fixedly connected to one end, far away from the third sliding block (34), of the telescopic rod (38), the transmission rod (310) is fixedly connected to two ends of the transmission block (24), one end, far away from the transmission block (24), of the transmission rod (310) penetrates through the connecting block (39), the connecting block (39) is slidably connected to the rod wall of the transmission rod (310), a second wedge block (312) is fixedly connected to the bottom of the connecting block (39), and the second wedge block (312) is matched with the first wedge block (119).

2. The novel welding operation platform of claim 1, wherein: the two ends of the bottom of the base (11) are fixedly connected with L-shaped supporting plates (12), and one end, penetrating through the first transmission plate (18), of the first screw rod (15) is rotatably connected with the L-shaped supporting plates (12).

3. The novel welding operation platform of claim 1, wherein: the first double-shaft servo motor (14) and the second double-shaft servo motor (32) are electrically connected with an external power supply through a PLC.

4. The novel welding operation platform of claim 1, wherein: the equal fixedly connected with limit slide (112) in both sides of second slider (111), all correspond limit slide (112) on the inside wall of second spout (110) both sides and seted up limit chute (113), limit chute (113) and limit slide (112) phase-match set up, just limit slide (112) sliding connection is in the inside of limit chute (113).

5. The novel welding operation platform of claim 1, wherein: the top of one end, far away from the sliding rod (116), of the first wedge block (119) is fixedly connected with a pressing plate (120).

6. The novel welding operation platform of claim 1, wherein: the both ends at roof (21) top are equal fixedly connected with fixed plate (37), second lead screw (36) pass the one end of second driving plate (35) and are connected with fixed plate (37) rotation.

7. The novel welding operation platform of claim 1, wherein: and a fourth sliding groove (311) is formed in one end, corresponding to the transmission rod (310), of the plate wall of each side plate (22) and penetrating through the connecting block (39), the fourth sliding groove (311) is matched with the transmission rod (310), and one end, penetrating through the connecting block (39), of the transmission rod (310) is connected inside the fourth sliding groove (311) in a sliding mode.