CN211539983U

CN211539983U - Welding device

Info

Publication number: CN211539983U
Application number: CN201921597534.1U
Authority: CN
Inventors: 崔忠宝; 崔忠骏; 王学时; 李瑞达; 张学勇
Original assignee: Tianjin Baojun Technology Co ltd
Current assignee: Tianjin Baojun Technology Co ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-09-22
Anticipated expiration: 2029-09-25

Abstract

The utility model discloses a welding set relates to welding set production technical field, including bottom plate, first actuating mechanism, fixed establishment, second actuating mechanism, running gear and soldered connection. The utility model discloses in, through the fixed plate, the cylinder, cooperation between dead lever and the telescopic shaft is used, can carry out fixed operation to not unidimensional work piece, this welding set's practicality has been increased, and fixed steadiness has been increased through spacing groove and L type piece, through first actuating mechanism, second actuating mechanism and third actuating mechanism, horizontal transverse position between running gear and the work piece has been adjusted respectively, horizontal longitudinal position between work piece and the running gear and the contact position of soldered connection with the work piece have been adjusted, welded accuracy has been increased promptly, through the clearance motor, cooperation between clearance axle and the clearance board is used, clear up the remaining welding waste material of rectangular channel inside to the inside of bin through the blowoff hole, so that carry out centralized processing to the welding waste material.

Description

Welding device

Technical Field

The utility model relates to a welding set produces technical field, specifically is a welding set.

Background

The welding device refers to the equipment required to implement the welding process. The welding device comprises a welding machine, welding process equipment and a welding auxiliary appliance, and the main types of welding equipment are the welding machine, flame welding equipment and other welding equipment.

However, in the prior art, most welding devices do not generally fix the workpieces to be welded, the workpieces to be welded are directly placed on the operating table, welding operation is inconvenient, deviation is easy to occur due to the fact that the positions of a welding head and the workpieces need to be adjusted manually by the most welding devices, welding accuracy is reduced, welding waste materials generated in the welding process cannot be cleaned by the most welding devices, resources are wasted, and the next welding process can be affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a welding set to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a welding device, includes bottom plate, first actuating mechanism, fixed establishment, second actuating mechanism, running gear and soldered connection, the bottom fixed mounting of bottom plate has the landing leg, and the outer wall of bottom plate is provided with the controller, bottom one side fixed mounting of bottom plate has the bin, and top one side fixedly connected with of bottom plate bears the frame, one side of bottom plate is provided with first adjustment tank, the upper surface of bottom plate is provided with the rectangular channel, and is provided with the clearance motor on one side of the outer wall of bottom plate, the blowhole has been seted up to one side that the bottom plate closes on the bin, the inside downside of rectangular channel is provided with the clearance axle, and the inside one side of keeping away from the blowhole of rectangular channel is provided with the clearance.

As a further aspect of the present invention: the first driving mechanism comprises a first driving motor, a first driving shaft and an adjusting block, one side of the adjusting block is provided with a threaded hole, and the other side of the adjusting block is provided with a first fixing hole, the front side of the first fixing hole is provided with a fixing groove, the first driving motor is fixedly arranged at one side of the bearing frame, the first driving shaft is positioned in the first adjusting groove, one end of the first driving shaft, which is far away from the first driving motor, is connected with the inner wall of the first adjusting groove through a bearing, the other end of the first driving shaft penetrates through the bearing frame, the other end of the first driving shaft is connected with the output end of the first driving motor in a rotating way, and the outer surface of the first driving shaft in the first adjusting groove is provided with threads, the rear side of the adjusting block is in the first adjusting groove, the first driving shaft penetrates through the threaded hole, and the first driving shaft is matched with the threaded hole.

As a further aspect of the present invention: the fixing mechanism comprises a fixing plate and two cylinders, the two ends of the upper surface of the fixing plate are symmetrically fixed at the two ends of the upper surface of the fixing plate, fixing rods are symmetrically arranged on the two sides of the upper surface of the fixing plate, limiting grooves are symmetrically arranged on the front side and the rear side of the fixing plate, telescopic shafts are arranged between the fixing rods and the cylinders, L-shaped blocks are symmetrically arranged at the two ends of the fixing rods, the cylinders are connected with the fixing rods through the telescopic shafts, one ends, far away from the fixing rods, of the L-shaped blocks are located in the limiting grooves, and the L-shaped blocks are matched with.

As a further aspect of the present invention: the second actuating mechanism is including second driving motor and drive block, second driving motor fixed mounting is at the outer wall of bottom plate, the upside of drive block is provided with the second adjustment tank, the inside of second adjustment tank is provided with the second drive shaft, the one end that second driving motor was kept away from in the second adjustment tank passes through the bearing with the inner wall of second adjustment tank and is connected, and the other end of second adjustment tank runs through in the bottom plate, the other end of second adjustment tank is connected through rotating with second driving motor's output.

As a further aspect of the present invention: the operating mechanism comprises a fixed block, a first connecting piece, a second connecting piece and a third connecting piece, wherein one side of the fixed block is provided with a second fixed hole, one end of the first connecting piece is fixedly connected with the top of the fixed block, a first connecting shaft is arranged at the other end of the first connecting piece and one end of the second connecting piece, the first connecting shaft is connected with the first connecting piece in a clearance fit manner, the first connecting shaft is connected with the second connecting piece in an interference fit manner, a second connecting shaft is arranged at the other end of the second connecting piece and one end of the third connecting piece, the other end of the third connecting piece is fixedly connected with a welding head, the second connecting shaft is connected with the second connecting piece in a clearance fit manner, the second connecting shaft is connected with the third connecting piece in an interference fit manner, and a first adjusting motor is fixedly arranged on the outer wall of one end, far away from the second fixed hole, of, the outer wall of one end, far away from the first connecting piece, of the second connecting piece is fixedly provided with a second adjusting motor, and the output end of the first adjusting motor is connected with one end of the first connecting shaft and one end of the second adjusting motor is connected with one end of the second connecting shaft in a rotating mode.

As a further aspect of the present invention: one side that first connecting piece was kept away from to the fixed block is in the inside of fixed slot, second fixed orifices and first fixed orifices looks adaptation, and the inside of second fixed orifices and first fixed orifices is provided with the bolt, the surface that the second drive shaft is in the inside of second adjustment tank is provided with the screw thread, the bottom of fixed plate is in the inside of second adjustment tank, the fixed plate passes through connection with the second drive shaft, and the part that fixed plate and second drive shaft contacted is provided with second drive shaft assorted screw thread.

As a further aspect of the present invention: the utility model discloses a cleaning shaft, including the blowdown hole, the blowdown hole is with rectangular channel and bin intercommunication, the one end that the clearance axle closes on the blowdown hole passes through the bearing with the inner wall of rectangular channel and is connected, and the other end of clearance axle runs through in one side that bottom plate and clearance motor are adjacent, the other end of clearance axle passes through the rotation with the output of clearance motor, and the surface that the clearance axle is in the rectangular channel inside is provided with the screw thread, the clearance axle passes through connection with the clearance board, the part that clearance board and clearance axle contact is provided with the screw thread that matches mutually with the clearance axle.

As a further aspect of the present invention: the first driving motor, the air cylinder, the second driving motor, the first adjusting motor, the second adjusting motor and the cleaning motor are electrically connected with the controller through wires.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the fixed plate, the air cylinder, the fixed rod and the telescopic shaft are matched for use, workpieces with different sizes can be fixed, the practicability of the welding device is improved, the fixed rod is prevented from deviating in the vertical direction and the horizontal longitudinal direction through the limiting effect between the limiting groove and the L-shaped block, and the fixing stability is improved;

2. the horizontal transverse position between the operation mechanism and the workpiece is adjusted through the matched use of the first driving motor, the first driving shaft, the first adjusting groove, the adjusting block, the threaded hole and the fixing groove, the horizontal longitudinal position between the workpiece and the operation mechanism is adjusted through the matched use of the second driving motor, the driving block, the second adjusting groove and the second driving shaft, and the contact position between a welding head and the workpiece is adjusted through the matched use of the first adjusting motor, the second adjusting motor, the first connecting piece, the second connecting piece, the third connecting piece, the first connecting shaft and the second connecting shaft, so that the welding operation is completed, namely the welding accuracy is improved;

3. through the cooperation use between clearance motor, clearance axle and the clearance board, make the clearance board clear up the inside to the bin with the remaining welding waste material of rectangular channel inside through the blowoff hole, conveniently clear up the welding waste material to carry out centralized processing to the welding waste material.

Drawings

Fig. 1 is a schematic structural view of a welding apparatus.

Fig. 2 is a schematic structural diagram of a fixing mechanism and a second driving mechanism in a welding device.

Fig. 3 is a schematic front view of a welding apparatus.

Fig. 4 is a schematic structural diagram of an adjusting block in a welding device.

Fig. 5 is a schematic structural diagram of a side view of a running mechanism in a welding device.

The labels in the figure are: 1. a base plate; 2. a support leg; 3. a controller; 4. a storage tank; 5. a carrier; 51. a first regulating groove; 6. a first drive mechanism; 61. a first drive motor; 62. a first drive shaft; 63. an adjusting block; 64. a threaded hole; 65. fixing grooves; 66. a first fixing hole; 7. a fixing mechanism; 71. a fixing plate; 72. a cylinder; 73. a limiting groove; 74. fixing the rod; 75. a telescopic shaft; 76. an L-shaped block; 8. a second drive mechanism; 81. a second drive motor; 82. a drive block; 83. a second regulating groove; 84. a second drive shaft; 9. an operating mechanism; 91. a first adjustment motor; 92. a second adjustment motor; 93. a fixed block; 94. a second fixing hole; 95. a first connecting member; 96. a second connecting member; 97. a third connecting member; 98. a first connecting shaft; 99. a second connecting shaft; 10. a rectangular groove; 11. cleaning the motor; 12. cleaning the shaft; 13. a sewage draining hole; 14. cleaning the plate; 15. and (5) welding a head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, in an embodiment of the present invention, a welding device includes a bottom plate 1, a first driving mechanism 6, a fixing mechanism 7, a second driving mechanism 8, a moving mechanism 9 and a welding head 15, a support leg 2 is fixedly installed at the bottom of the bottom plate 1, a controller 3 is installed on the outer wall of the bottom plate 1, four support legs 2 are installed, the four support legs 2 are respectively located at four corners of the bottom plate 1, anti-slip patterns are installed at the bottom of the support legs 2, a storage box 4 is fixedly installed at one side of the bottom plate 1, a bearing frame 5 is fixedly connected to one side of the top of the bottom plate 1, a first adjusting groove 51 is installed at one side of the bottom plate 1, a rectangular groove 10 is installed on the upper surface of the bottom plate 1, a cleaning motor 11 is installed at one side of the outer wall of the bottom plate 1 adjacent to the storage box, a cleaning plate 14 is arranged on one side, far away from the sewage discharge hole 13, of the rectangular groove 10, the sewage discharge hole 13 is used for communicating the rectangular groove 10 with the storage box 4, a door body is hinged to one side of the storage box 4, one end, close to the sewage discharge hole 13, of the cleaning shaft 12 is connected with the inner wall of the rectangular groove 10 through a bearing, the other end of the cleaning shaft 12 penetrates through one side, adjacent to the cleaning motor 11, of the bottom plate 1, the other end of the cleaning shaft 12 rotates with the output end of the cleaning motor 11, threads are arranged on the outer surface, located inside the rectangular groove 10, of the cleaning shaft 12, the cleaning shaft 12 is connected with the cleaning plate 14 through penetration, threads matched with the cleaning shaft 12 are arranged on the contact part of the cleaning plate 14 and the cleaning shaft 12, the bottom of the cleaning plate 14 is in contact with the inner wall of the bottom of the rectangular groove 10, the first driving mechanism 6 comprises a first driving motor 61, a first driving shaft 62 and an adjusting block 63, a threaded hole, a first fixing hole 66 is formed in the other side of the adjusting block 63, a fixing groove 65 is formed in the front side of the first fixing hole 66, the first driving motor 61 is fixedly installed on one side of the bearing frame 5, the first driving shaft 62 is located in the first adjusting groove 51, one end of the first driving shaft 62, which is far away from the first driving motor 61, is connected with the inner wall of the first adjusting groove 51 through a bearing, the other end of the first driving shaft 62 penetrates through the bearing frame 5, the other end of the first driving shaft 62 is rotatably connected with the output end of the first driving motor 61, a thread is formed in the outer surface of the first driving shaft 62, which is located in the first adjusting groove 51, the rear side of the adjusting block 63 is located in the first adjusting groove 51, the first driving shaft 62 penetrates through the threaded hole 64, the first driving shaft 62 is matched with the threaded hole 64, the fixing mechanism 7 comprises a fixing plate 71 and two air cylinders 72, two cylinders 72 are symmetrically fixed at two ends of the upper surface of the fixing plate 71, fixing rods 74 are symmetrically arranged at two sides of the upper surface of the fixing plate 71, limiting grooves 73 are symmetrically arranged at the front side and the rear side of the fixing plate 71, telescopic shafts 75 are arranged between the fixing rods 74 and the cylinders 72, L-shaped blocks 76 are symmetrically arranged at two ends of the fixing rods 74, the cylinders 72 are connected with the fixing rods 74 through the telescopic shafts 75, one ends of the L-shaped blocks 76 far away from the fixing rods 74 are positioned in the limiting grooves 73, the L-shaped blocks 76 are matched with the limiting grooves 73, the second driving mechanism 8 comprises a second driving motor 81 and a driving block 82, the second driving motor 81 is fixedly arranged on the outer wall of the base plate 1, a second adjusting groove 83 is arranged at the upper side of the driving block 82, a second driving shaft 84 is arranged in the second adjusting groove 83, one end of the second adjusting groove 83 far away from the second driving motor 81 is, the other end of the second adjusting groove 83 penetrates through the bottom plate 1, the other end of the second adjusting groove 83 is rotatably connected with the output end of the second driving motor 81, the operating mechanism 9 comprises a fixing block 93, a first connecting piece 95, a second connecting piece 96 and a third connecting piece 97, a second fixing hole 94 is formed in one side of the fixing block 93, one end of the first connecting piece 95 is fixedly connected with the top of the fixing block 93, a first connecting shaft 98 is arranged at the other end of the first connecting piece 95 and one end of the second connecting piece 96, the first connecting shaft 98 is connected with the first connecting piece 95 in a clearance fit manner, the first connecting shaft 98 is connected with the second connecting piece 96 in an interference fit manner, a second connecting shaft 99 is arranged at the other end of the second connecting piece 96 and one end of the third connecting piece 97, a welding joint 15 is fixedly connected with the other end of the third connecting piece 97, and the second connecting shaft 99 is connected with the second connecting piece 96 in a, the second connecting shaft 99 is connected with the third connecting member 97 in an interference fit manner, the outer wall of one end of the first connecting member 95, which is far away from the second fixing hole 94, is fixedly provided with a first adjusting motor 91, the outer wall of one end of the second connecting member 96, which is far away from the first connecting member 95, is fixedly provided with a second adjusting motor 92, the output end of the first adjusting motor 91, one end of the first connecting shaft 98, one end of the output end of the second adjusting motor 92 and one end of the second connecting shaft 99 are rotatably connected, one side of the fixing block 93, which is far away from the first connecting member 95, is positioned inside the fixing groove 65, the second fixing hole 94 is matched with the first fixing hole 66, bolts are arranged inside the second fixing hole 94 and the first fixing hole 66, the outer surface of the second driving shaft 84, which is positioned inside the second adjusting groove 83, the bottom of the fixing plate 71 is positioned inside the second adjusting groove 83, and the fixing plate, and the part of the fixing plate 71 contacting the second driving shaft 84 is provided with a thread matching with the second driving shaft 84, and the first driving motor 61, the air cylinder 72, the second driving motor 81, the first adjusting motor 91, the second adjusting motor 92, the cleaning motor 11 and the controller 3 are all electrically connected through a conducting wire.

The operation steps of the welding device are as follows:

the method comprises the following steps: firstly, a workpiece to be welded is placed on a fixing plate 71 which is flatly placed between two fixing rods 74, then the controller 3 controls the two air cylinders 72 to work, the two air cylinders 72 work to drive the two fixing rods 74 to move oppositely through the telescopic shafts 75, and the workpiece is fixed between the two fixing rods 74;

step two: then the controller 3 respectively controls the first driving motor 61, the second driving motor 81, the first adjusting motor 91 and the second adjusting motor 92 to work;

step three: then, the first driving motor 61 does work to drive the first driving shaft 62 to rotate, and the first driving shaft 62 drives the running mechanism 9 to move transversely in the horizontal direction through the adjusting block 63, namely, the horizontal transverse position between the running mechanism 9 and the workpiece is adjusted;

step four: then the second driving motor 81 does work to drive the second driving shaft 84 to rotate, and the second driving shaft 84 drives the fixing mechanism 7 to move longitudinally in the horizontal direction, that is, the horizontal longitudinal position between the workpiece fixed on the fixing mechanism 7 and the operating mechanism 9 is adjusted;

step five: then the first adjusting motor 91 applies work to drive the first connecting shaft 98 to rotate, the first connecting shaft 98 drives the second connecting piece 96 to rotate by taking the first connecting shaft 98 as a fulcrum, then the second adjusting motor 92 applies work to drive the second connecting shaft 99 to rotate, the second connecting shaft 99 rotates to drive the third connecting piece 97 to rotate by taking the second connecting shaft 99 as a fulcrum, namely the contact position of the welding head 15 and the workpiece is adjusted, so that the welding operation is completed;

step six: at last, the cleaning motor 11 is controlled to work through the controller 3, the cleaning motor 11 does work to drive the cleaning shaft 12 to rotate, the cleaning shaft 12 drives the cleaning plate 14 to horizontally move in the rectangular groove 10, the cleaning plate 14 cleans residual welding waste in the rectangular groove 10 to the sewage discharge hole 13, and the welding waste finally falls into the storage box 4 through the sewage discharge hole 13.

The utility model discloses a theory of operation is: in the using process, a user firstly places a workpiece to be welded on a fixing plate 71 flatly placed between two fixing rods 74, then controls the two air cylinders 72 to work through the controller 3, the two air cylinders 72 do work to drive the two fixing rods 74 to move oppositely through the telescopic shaft 75, the workpiece is fixed between the two fixing rods 74, namely, the fixing effect on the workpiece is completed, then respectively controls the first driving motor 61, the second driving motor 81, the first adjusting motor 91 and the second adjusting motor 92 to work through the controller 3, the first driving motor 61 does work to drive the first driving shaft 62 to rotate, the first driving shaft 62 drives the operating mechanism 9 to transversely move in the horizontal direction through the adjusting block 63, namely, the horizontal transverse position between the operating mechanism 9 and the workpiece is adjusted, the second driving motor 81 does work to drive the second driving shaft 84 to rotate, the second driving shaft 84 drives the fixing mechanism 7 to longitudinally move in the horizontal direction, namely, the horizontal longitudinal position between the workpiece fixed on the fixing mechanism 7 and the operating mechanism 9 is adjusted, the first adjusting motor 91 works to drive the first connecting shaft 98 to rotate, the first connecting shaft 98 drives the second connecting piece 96 to rotate by taking the first connecting shaft 98 as a fulcrum, then the second adjusting motor 92 works to drive the second connecting shaft 99 to rotate, the second connecting shaft 99 rotates to drive the third connecting piece 97 to rotate by taking the second connecting shaft 99 as a fulcrum, the contact position of the welding head 15 and the workpiece is adjusted so as to complete the welding operation, namely, the welding accuracy is increased, when the welding is finished, the cleaning motor 11 is controlled to work by the controller 3, the cleaning motor 11 works to drive the cleaning shaft 12 to rotate, the cleaning shaft 12 drives the cleaning plate 14 to horizontally and transversely move in the rectangular groove 10, the cleaning plate 14 cleans the residual welding waste in the rectangular groove 10 to the sewage discharge hole 13, welding waste finally falls into the inside of bin 4 through blowoff hole 13, conveniently carries out centralized processing to welding waste.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a welding set, includes bottom plate (1), first actuating mechanism (6), fixed establishment (7), second actuating mechanism (8), running gear (9) and soldered connection (15), its characterized in that: the bottom fixed mounting of bottom plate (1) has landing leg (2), and the outer wall of bottom plate (1) is provided with controller (3), bottom one side fixed mounting of bottom plate (1) has bin (4), and top one side fixedly connected with of bottom plate (1) bears frame (5), one side of bottom plate (1) is provided with first adjustment tank (51), the upper surface of bottom plate (1) is provided with rectangular channel (10), and is provided with clearance motor (11) on one side of the outer wall of bottom plate (1), blowoff hole (13) have been seted up to one side that bottom plate (1) closes on bin (4), the inside downside of rectangular channel (10) is provided with clearance axle (12), and the inside one side of keeping away from blowoff hole (13) of rectangular channel (10) is provided with clearance board (14).

2. A welding device according to claim 1, characterized in that: the first driving mechanism (6) comprises a first driving motor (61), a first driving shaft (62) and an adjusting block (63), a threaded hole (64) is formed in one side of the adjusting block (63), a first fixing hole (66) is formed in the other side of the adjusting block (63), a fixing groove (65) is formed in the front side of the first fixing hole (66), the first driving motor (61) is fixedly installed on one side of the bearing frame (5), the first driving shaft (62) is located in the first adjusting groove (51), one end, far away from the first driving motor (61), of the first driving shaft (62) is connected with the inner wall of the first adjusting groove (51) through a bearing, the other end of the first driving shaft (62) penetrates through the bearing frame (5), and the other end of the first driving shaft (62) is connected with the output end of the first driving motor (61) through rotation, and the outer surface of the first driving shaft (62) in the first adjusting groove (51) is provided with threads, the rear side of the adjusting block (63) is in the first adjusting groove (51), the first driving shaft (62) penetrates through the threaded hole (64), and the first driving shaft (62) is matched with the threaded hole (64).

3. A welding device according to claim 1, characterized in that: fixing mechanism (7) are including fixed plate (71) and cylinder (72), cylinder (72) are provided with two, two cylinder (72) symmetry is fixed at the both ends of fixed plate (71) upper surface, the upper surface bilateral symmetry of fixed plate (71) is provided with dead lever (74), and the front and back bilateral symmetry of fixed plate (71) is provided with spacing groove (73), be provided with telescopic shaft (75) between dead lever (74) and cylinder (72), and the both ends symmetry of dead lever (74) installs L type piece (76), cylinder (72) are connected through telescopic shaft (75) with dead lever (74), the one end that dead lever (74) were kept away from in to L type piece (76) is in the inside of spacing groove (73), and L type piece (76) and spacing groove (73) looks adaptation.

4. A welding device according to claim 3, characterized in that: second actuating mechanism (8) are including second driving motor (81) and drive block (82), second driving motor (81) fixed mounting is at the outer wall of bottom plate (1), the upside of drive block (82) is provided with second adjustment tank (83), the inside of second adjustment tank (83) is provided with second drive shaft (84), the one end that second driving motor (81) were kept away from in second adjustment tank (83) passes through the bearing with the inner wall of second adjustment tank (83) and is connected, and the other end of second adjustment tank (83) runs through in bottom plate (1), the other end of second adjustment tank (83) is connected through rotating with the output of second driving motor (81).

5. A welding device according to claim 4, characterized in that: the operating mechanism (9) comprises a fixing block (93), a first connecting piece (95), a second connecting piece (96) and a third connecting piece (97), wherein a second fixing hole (94) is formed in one side of the fixing block (93), one end of the first connecting piece (95) is fixedly connected with the top of the fixing block (93), a first connecting shaft (98) is arranged at the other end of the first connecting piece (95) and one end of the second connecting piece (96), the first connecting shaft (98) is connected with the first connecting piece (95) in a clearance fit manner, the first connecting shaft (98) is connected with the second connecting piece (96) in an interference fit manner, a second connecting shaft (99) is arranged at the other end of the second connecting piece (96) and one end of the third connecting piece (97), a welding joint (15) is fixedly connected with the other end of the third connecting piece (97), and the second connecting shaft (99) is connected with the second connecting piece (96) in a clearance fit manner, and second connecting axle (99) is connected through interference fit with third connecting piece (97), the one end outer wall fixed mounting that second fixed orifices (94) were kept away from in first connecting piece (95) has first adjusting motor (91), the one end outer wall fixed mounting that first connecting piece (95) were kept away from in second connecting piece (96) has second adjusting motor (92), the output of first adjusting motor (91) and the one end of first connecting axle (98) and the output of second adjusting motor (92) all are connected through rotating with the one end of second connecting axle (99).

6. A welding device according to claim 5, characterized in that: one side of the fixing block (93) far away from the first connecting piece (95) is located inside the fixing groove (65), the second fixing hole (94) is matched with the first fixing hole (66), a bolt is arranged inside the second fixing hole (94) and the first fixing hole (66), a thread is arranged on the outer surface of the second driving shaft (84) located inside the second adjusting groove (83), the bottom of the fixing plate (71) is located inside the second adjusting groove (83), the fixing plate (71) is connected with the second driving shaft (84) in a penetrating mode, and the portion, contacting with the second driving shaft (84), of the fixing plate (71) is provided with a thread matched with the second driving shaft (84).

7. A welding device according to claim 1, characterized in that: rectangular channel (10) and bin (4) intercommunication are passed through in blowoff hole (13), the one end that clearance axle (12) close on blowoff hole (13) passes through the bearing with the inner wall of rectangular channel (10) and is connected, and the other end of clearance axle (12) runs through in bottom plate (1) and the adjacent one side of clearance motor (11), the other end of clearance axle (12) and the output of clearance motor (11) are through rotating, and the surface that clearance axle (12) are in rectangular channel (10) inside is provided with the screw thread, clearance axle (12) and clearance board (14) are through-connection, the part that clearance board (14) and clearance axle (12) contact is provided with and clearance axle (12) assorted screw thread.

8. A welding device according to claim 2, characterized in that: the first driving motor (61), the air cylinder (72), the second driving motor (81), the first adjusting motor (91), the second adjusting motor (92), the cleaning motor (11) and the controller (3) are all electrically connected through conducting wires.