CN113478229B

CN113478229B - Welding head

Info

Publication number: CN113478229B
Application number: CN202110639936.9A
Authority: CN
Inventors: 赵星波; 金云水; 王炜; 许益综; 王杰锋; 梁勇; 杜汉培
Original assignee: Shaoxing Shangyu Shunhong Chemical Equipment Co ltd
Current assignee: Shaoxing Shangyu Shunhong Chemical Equipment Co ltd
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2022-10-04
Anticipated expiration: 2041-06-09
Also published as: CN113478229A

Abstract

The invention discloses a welding head, which comprises a first mounting plate and a welding gun arranged on the first mounting plate, wherein a second mounting plate is arranged on the first mounting plate, a first connecting disc is arranged on the welding gun, a first connecting pipe is arranged on the first connecting disc, the first connecting pipe can rotate on the second mounting plate, a plurality of guide wheels are arranged on the first connecting disc, a first motor for driving the first connecting disc to rotate is arranged on the second mounting plate, and the first motor can drive the guide wheels to rotate; the bottom of the first mounting plate is provided with a first movable groove, and a grinding wheel is arranged in the first movable groove.

Description

Welding head

Technical Field

The invention belongs to the technical field of flue gas monitoring, and particularly relates to a welding head.

Background

Welding, also known as fusion welding, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, by means of heat, high temperature or high pressure.

Welding the face of weld after accomplishing has a plurality of bumps, generally need do the processing of polishing to the face of weld after welding operation, grind the face of weld flat, promote the pleasing to the eye degree of work piece, two current processes are independent separately, and the work piece after the welding need be followed and welded the station and shifted to the station of polishing on, need consume a large amount of time midway, influence work piece machining efficiency, if the work piece temperature is direct when higher to do the transport to the work piece, cause the potential safety hazard easily, operating personnel safety can not obtain the guarantee.

Disclosure of Invention

The invention provides a welding head for overcoming the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: a welding head comprises a first mounting plate and a welding gun arranged on the first mounting plate, wherein a second mounting plate is arranged on the first mounting plate, a first connecting disc is arranged on the welding gun, a first connecting pipe is arranged on the first connecting disc, the first connecting pipe can rotate on the second mounting plate, a plurality of guide wheels are arranged on the first connecting disc, a first motor used for driving the first connecting disc to rotate is arranged on the second mounting plate, and the first motor can drive the guide wheels to rotate; a first movable groove is formed in the bottom of the first mounting plate, and a polishing wheel is arranged in the first movable groove; when a workpiece is welded, a welding wire is positioned on one side of the guide wheel, the first motor drives the first connecting disc to rotate, the first connecting disc drives the welding gun to rotate, the angle of the welding gun is adjusted, the welding gun is inclined by a specified angle to weld the workpiece, and the normal operation of a welding process is ensured; when the welding work is carried out, the first motor drives the guide wheel to rotate, and the guide wheel drives the welding wire to enter the welding gun, so that the welding process is continuously carried out; after the workpiece is welded, the first motor drives the welding gun to rotate, the bottom of the welding gun rotates to one side of the first mounting plate, and the welding gun rises; adjusting the position of the first mounting plate to enable the first grinding wheel to move to the welding surface, and directly grinding the welding surface of the workpiece to improve the attractiveness of the workpiece; the workpiece is not required to be carried after being welded, the welding surface on the workpiece can be immediately polished, the workpiece still has residual temperature, the polishing operation is easier to carry out, the preheating on the workpiece is utilized, and the harm to operators caused by the high-temperature workpiece during carrying is avoided; welder is when using, and the welder bottom is less than the wheel bottom of polishing, avoids polishing the wheel to cause the influence to welder's use.

A second movable groove matched with the welding gun is formed in the first mounting plate, a movable block is arranged in the first movable groove, a first sliding block is arranged on the movable block, a first sliding groove matched with the first sliding block is formed in the inner wall of the first movable groove, an equipment cavity is formed in the first sliding block, a second motor is arranged in the equipment cavity, a mounting block is arranged on the movable block, the polishing wheel is arranged on the mounting block, and the second motor can drive the polishing wheel to rotate; when the welding gun rotates to the top of the second movable groove, the first sliding block moves towards one end of the first sliding groove.

A third movable groove is formed in the movable block, a second connecting disc is rotatably connected in the third movable groove, a first connecting rod is arranged on the second connecting disc, the mounting block is arranged on the first connecting rod, a mounting groove is formed in the mounting block, and the polishing wheel is arranged in the mounting groove; a first through hole is formed in the side wall of one side of the mounting groove, a fixed rod penetrates through the first through hole, one end of the fixed rod is rotatably connected with a limiting plate, a first groove matched with the limiting plate is formed in the side wall of the mounting block, a fourth movable groove is formed in the inner wall of the other side of the mounting groove, and a first transmission shaft matched with the second motor is arranged in the fourth movable groove; and the fixed rod is provided with a transmission groove matched with the first transmission shaft.

A first movable cavity is formed in the second connecting disc, a second movable cavity is formed in one end of the equipment cavity, a first driving wheel is arranged on an output shaft of the second motor and is arranged in the second movable cavity, and a second driving shaft matched with the first driving shaft is arranged on the first driving wheel; the top of the second movable cavity is provided with a first through groove, the top of the first sliding groove is provided with a fifth movable groove, the fifth movable groove is internally provided with a first driving plate matched with the first through groove, and the second movable groove is internally provided with a first push plate used for pushing the first driving plate to move towards the outside of the fifth movable groove.

A third movable cavity is arranged at the top of the second movable groove, a sixth movable groove is arranged at the bottom of the third movable cavity, the first push plate penetrates through the sixth movable groove, a first connecting plate is arranged at the bottom of the first push plate, and a first reset spring is arranged on the first connecting plate; a second transmission plate is arranged in the third movable cavity, and the middle part of the second transmission plate is rotatably connected to the inner wall of the third movable cavity; and a second connecting plate is further arranged in the third movable cavity, a sixth movable groove communicated with the fifth movable groove is formed in the bottom of the third movable cavity, a first push rod is arranged at the bottom of the second connecting plate, and a first connecting spring is arranged at the top of the first driving plate.

The second mounting plate is provided with a mounting pipe, a second reset spring is arranged on the inner wall of the mounting pipe, one end of the second reset spring is provided with a third transmission shaft, the third transmission shaft penetrates through the first connecting pipe, one end of the third transmission shaft is provided with a second transmission wheel, the first motor is arranged on the mounting pipe, an output shaft of the first motor is provided with a third transmission wheel matched with the third transmission shaft, and one end of the mounting pipe is provided with an electromagnet; a second connecting pipe is arranged in the first connecting pipe, a seventh movable groove matched with the second connecting pipe is arranged on the second mounting plate, and a third reset spring is arranged on the inner wall of the seventh movable groove; and after the second connecting pipe enters one end of the seventh movable groove, the first connecting disc is fixed at the current position.

A fourth movable cavity is arranged at the top of the seventh movable groove, a third transmission plate matched with the second connecting pipe is arranged in the fourth movable cavity, a plurality of fixing grooves are formed in the third transmission plate, an eighth movable groove is arranged at the top of the fourth movable cavity, a first fixing block is arranged in the eighth movable groove, and a second connecting spring is arranged on the first fixing block; a second sliding block is arranged on the side wall of the first fixed block, and a second sliding groove matched with the second sliding block is arranged on the inner wall of the eighth movable groove; be equipped with ninth activity groove on the first fixed block, ninth activity inslot be equipped with fixed slot matched with first stopper and second stopper, first stopper with the second stopper is adjacent to be set up.

A third connecting spring is arranged at the top of the first limiting block, a tenth movable groove is arranged at the bottom of the first limiting block, a first air conveying cavity is arranged at the top of the tenth movable groove, an eleventh movable groove is arranged on the side wall of the top of the first air conveying cavity, a second push plate is arranged in the tenth movable groove, a third push plate is arranged on the second push plate, the third push plate is arranged in the first air conveying cavity in a penetrating manner, a second push rod is arranged in the eleventh movable groove, a twelfth movable groove is arranged on the inner wall of the eleventh movable groove, a first limiting rod matched with the twelfth movable groove is arranged on the second push rod, and a fourth reset spring is arranged on the first limiting rod; the inner wall of the ninth movable groove is provided with a thirteenth movable groove and a fourteenth movable groove communicated with the thirteenth movable groove, a fourth push plate is arranged in the thirteenth movable groove, a fourth connecting spring is arranged on the fourth push plate, a third limiting block is arranged in the fourteenth movable groove, and a fifth connecting spring is arranged on the third limiting block.

A fifteenth movable groove is formed in the side wall of the tenth movable groove, a second through groove is formed in the side wall of the fifteenth movable groove, a second fixed block is arranged in the fifteenth movable groove, a third connecting plate is arranged on the second fixed block and penetrates through the tenth movable groove, and an arc surface is formed at one end of the third connecting plate; the bottom of the fixing groove is provided with a fifth push plate; and a second groove is formed in the side wall of the first limiting block, a third groove is formed in the second limiting block, and a fourth driving wheel matched with the second groove and the third groove is arranged on the inner wall of the ninth movable groove.

A third connecting pipe communicated with the eighth movable groove is arranged on the inner wall of the seventh movable groove, a sixth push plate is arranged in the third connecting pipe, a fifth return spring is arranged on the side wall of one side of the sixth push plate, and a third push rod is arranged on the side wall of the other side of the sixth push plate; a sixteenth movable groove is formed in the inner wall of the first connecting pipe, a fifth driving wheel matched with the second driving wheel is arranged in the sixteenth movable groove, a third sliding groove is formed in the second mounting plate, a third sliding block is arranged in the third sliding groove, the fifth driving wheel is rotatably connected to the third sliding block, and a sixth connecting spring is arranged at the bottom of the third sliding block; a seventeenth movable groove is formed in the top of the third sliding groove, a second air conveying cavity communicated with the seventeenth movable groove is formed in the side wall of the eighth movable groove, a telescopic pipe is arranged in the seventeenth movable groove, and a sixth reset spring is arranged on the telescopic pipe; and a fourth transmission shaft is arranged on the fifth transmission wheel, and a connecting shaft matched with the fourth transmission shaft is arranged on the end surface of the guide wheel.

The invention has the following advantages: after the workpiece is welded, the first motor drives the welding gun to rotate, the bottom of the welding gun rotates to one side of the first mounting plate, and the welding gun rises; adjusting the position of the first mounting plate to enable the first grinding wheel to move to the welding surface, and directly grinding the welding surface of the workpiece to improve the attractiveness of the workpiece; the workpiece is not required to be carried after being welded, the welding surface on the workpiece can be polished immediately, the workpiece still has residual temperature, polishing operation is easier to perform, preheating on the workpiece is utilized, and the high-temperature workpiece is prevented from harming operators during carrying.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 isbase:Sub>A cross-sectional view taken alongbase:Sub>A-base:Sub>A in fig. 2.

Fig. 4 is an enlarged view of a portion a in fig. 3.

Fig. 5 is an enlarged view of fig. 4 at B.

Fig. 6 is an enlarged view of fig. 4 at C.

Fig. 7 is an enlarged view of fig. 4 at D.

Fig. 8 is a cross-sectional view taken along line B-B of fig. 2.

Fig. 9 is an enlarged view of fig. 8 at E.

Fig. 10 is an enlarged view of fig. 8 at F.

Fig. 11 is a cross-sectional view taken along line C-C of fig. 2.

Fig. 12 is an enlarged view at G in fig. 11.

Fig. 13 is a cross-sectional view taken along G-G in fig. 2.

Fig. 14 is an enlarged view of fig. 13 at H.

Fig. 15 is a right side view of the present invention.

Fig. 16 is a cross-sectional view taken along line D-D in fig. 15.

Fig. 17 is an enlarged view at I in fig. 16.

Fig. 18 is a cross-sectional view taken along line E-E of fig. 15.

Fig. 19 is an enlarged view at J in fig. 18.

Fig. 20 is a cross-sectional view taken along F-F in fig. 15.

Fig. 21 is an enlarged view at K in fig. 20.

Fig. 22 is an enlarged view at L in fig. 21.

Fig. 23 is a sectional view taken along H-H in fig. 15.

Fig. 24 is an enlarged view of fig. 23 at M.

Fig. 25 is a cross-sectional view taken along line I-I of fig. 15.

Fig. 26 is an enlarged view of fig. 25 at N.

Fig. 27 is a cross-sectional view taken along L-L in fig. 15.

Fig. 28 is an enlarged view at O in fig. 27.

Fig. 29 is an enlarged view at P in fig. 28.

Detailed Description

As shown in fig. 1 to 29, a welding head includes a first mounting plate 1 and a welding gun 2 disposed on the first mounting plate 1, a second mounting plate 11 is disposed on the first mounting plate 1, a first connection plate 21 is disposed on the welding gun 2, a first connection pipe 22 is disposed on the first connection plate 21, the first connection pipe 22 is rotatable on the second mounting plate 11, a plurality of guide wheels 23 are disposed on the first connection plate 21, a first motor 13 for driving the first connection plate 21 to rotate is disposed on the second mounting plate 11, and the first motor 13 can drive the guide wheels 23 to rotate; a first movable groove is formed in the bottom of the first mounting plate 1, and a grinding wheel 44 is arranged in the first movable groove; when a workpiece is welded, a welding wire is positioned on one side of the guide wheel, the first motor drives the first connecting disc to rotate, the first connecting disc drives the welding gun to rotate, the angle of the welding gun is adjusted, the welding gun is inclined by a specified angle to weld the workpiece, and the normal operation of a welding process is ensured; when welding is carried out, the first motor drives the guide wheel to rotate, and the guide wheel drives the welding wire to enter the welding gun, so that the welding process is continuously carried out; after the workpiece is welded, the first motor drives the welding gun to rotate, the bottom of the welding gun rotates to one side of the first mounting plate, and the welding gun rises; adjusting the position of the first mounting plate to enable the first grinding wheel to move to the welding surface, and directly grinding the welding surface of the workpiece to improve the attractiveness of the workpiece; the workpiece is not required to be transported after being welded, the welding surface on the workpiece can be immediately polished, the workpiece still has residual temperature, the polishing operation is easier to carry out, the preheating on the workpiece is utilized, and the injury to operators caused by the high-temperature workpiece during transportation is avoided; when the welding gun is used, the bottom end of the welding gun is lower than the bottom of the polishing wheel, and the influence of the polishing wheel on the use of the welding gun is avoided.

A second movable groove matched with the welding gun 2 is formed in the first mounting plate 1, a movable block 4 is arranged in the first movable groove, a first sliding block 46 is arranged on the movable block 4, a first sliding groove matched with the first sliding block 46 is formed in the inner wall of the first movable groove, an equipment cavity is formed in the first sliding block 46, a second motor 47 is arranged in the equipment cavity, a mounting block 43 is arranged on the movable block 4, the polishing wheel 44 is arranged on the mounting block 43, and the second motor 47 can drive the polishing wheel 44 to rotate; when the welding gun 2 rotates to the top of the second movable groove, the first sliding block 46 moves towards one end of the first sliding groove; when a workpiece is welded, the second motor drives the movable block to move towards one end, away from the second movable groove, of the first movable groove, the movable block and the mounting block are staggered with the second movable groove, the welding gun can rotate randomly, the angle of the welding gun is adjusted, and normal operation of welding operation is guaranteed; after the workpiece is welded, the first motor drives the welding gun to rotate towards the top of the second movable groove, the welding gun is turned over to the top of the second movable groove, the second motor drives the first sliding block to move towards one end, close to the second movable groove, of the first sliding groove, the movable block drives the polishing wheel to move towards the bottom of the second movable groove, and the polishing wheel moves to the middle position of the bottom of the first mounting plate, so that the polishing wheel can be better contacted with a welding surface when the position of the first mounting plate is adjusted, the polishing operation on the welding surface of the workpiece is directly completed, and the surface flatness of the workpiece is improved; after the polishing wheel is contacted with the welding surface, the second motor drives the polishing wheel to rotate, the polishing wheel is contacted with the welding surface in a rotating mode, and the polishing effect of the polishing wheel on the workpiece is improved.

A third movable groove is formed in the movable block 4, a second connecting disc 41 is rotatably connected in the third movable groove, a first connecting rod 42 is arranged on the second connecting disc 41, the mounting block 43 is arranged on the first connecting rod 42, a mounting groove is formed in the mounting block 43, and the polishing wheel 44 is arranged in the mounting groove; a first through hole is formed in the side wall of one side of the mounting groove, a fixing rod 48 penetrates through the first through hole, one end of the fixing rod 48 is rotatably connected with a limiting plate, a first groove matched with the limiting plate is formed in the side wall of the mounting block 43, and the limiting plate is connected with the inner wall of the first groove through threads; a fourth movable groove is formed in the inner wall of the other side of the mounting groove, and a first transmission shaft 49 matched with the second motor 47 is arranged in the fourth movable groove; the fixed rod 48 is provided with a transmission groove matched with the first transmission shaft 49, the first transmission shaft is fixedly connected in the transmission groove, and the first transmission shaft is inserted into the fourth movable groove when the fixed rod is inserted into the through hole; when the polishing wheel is installed, the installation block is turned downwards, the installation block is turned out from the first movable groove, after the polishing wheel is installed in the installation groove, the fixing rod is inserted into the through hole, penetrates into the polishing wheel through the through hole, and plays a role in fixing the polishing wheel under the action of the fixing rod to complete the installation of the polishing wheel; after the fixed rod penetrates through the grinding wheel, the first transmission shaft is inserted into the transmission groove and forms transmission fit with the fixed rod; after the polishing wheel is installed, the installation block is pushed into the first movable groove and overturned into the first movable groove around the second connecting disc, so that the polishing wheel can be normally used; when the wheel of polishing contacted with the face of weld, the first transmission shaft of second motor drive rotated, and first transmission shaft drives the dead lever and rotates, and the dead lever drives the wheel of polishing and rotates, for the wheel of polishing rotates provides power, guarantees the wheel of polishing to the effect of polishing of work piece face of weld.

A first movable cavity is arranged on the second connecting disc 41, a second movable cavity is arranged at one end of the equipment cavity, a first driving wheel 471 is arranged on an output shaft of the second motor 47, the first driving wheel 471 is arranged in the second movable cavity, and a second driving shaft 472 matched with the first driving shaft 49 is arranged on the first driving wheel 471; a first through groove is formed in the top of the second movable cavity, a fifth movable groove is formed in the top of the first sliding groove, a first driving plate 130 matched with the first through groove is arranged in the fifth movable groove, and a first push plate 19 used for pushing the first driving plate 130 to move towards the outside of the fifth movable groove is arranged in the second movable groove; a first transmission cavity is arranged on the side wall of the first movable cavity, an eighth transmission wheel is arranged in the fourth movable groove, the first transmission shaft is inserted into the fourth movable groove and then in transmission fit with the eighth transmission wheel, and the eighth transmission wheel and the second transmission shaft are in transmission fit through a first synchronous belt; after a workpiece is welded, the first motor drives the welding gun to rotate, the welding gun rotates to the top of the second movable groove, the welding gun is in contact with the first push plate, the welding gun pushes the first push plate to move, the first push plate pushes the first transmission plate to move towards the outside of the fifth movable groove, the first transmission plate is embedded into the first through groove and is in contact with the first transmission wheel, when the second motor drives the first transmission wheel to rotate, the first sliding block moves in the first sliding groove under the action of the first transmission plate, the first sliding block drives the movable block to move, and the polishing wheel moves to the bottom of the second movable groove, so that the polishing wheel is easier to contact with a welding surface; after the grinding wheel moves to the bottom of the second movable groove, the first motor drives the welding gun to turn downwards, the welding gun is separated from the first push plate, the first drive plate enters the fifth movable groove again, when the second motor drives the second drive shaft to rotate, the first drive wheel is in an idle running state, the second drive shaft drives the first drive shaft to rotate, power support is provided for rotation of the grinding wheel, and grinding processing is conducted on the welding surface of the workpiece through the grinding wheel.

A third movable cavity is arranged at the top of the second movable groove, a sixth movable groove is arranged at the bottom of the third movable cavity, the first push plate 19 penetrates through the sixth movable groove, a first connecting plate 191 is arranged at the bottom of the first push plate 19, and a first reset spring 192 is arranged on the first connecting plate 191; a second transmission plate 110 is arranged in the third movable cavity, and the middle part of the second transmission plate 110 is rotatably connected to the inner wall of the third movable cavity; a second connecting plate 120 is further arranged in the third movable cavity, a sixth movable groove communicated with the fifth movable groove is arranged at the bottom of the third movable cavity, a first push rod 1201 is arranged at the bottom of the second connecting plate 120, and a first connecting spring 1301 is arranged at the top of the first transmission plate 130; when the welding gun is overturned to the top of the second movable groove, the welding gun abuts against the bottom of the first connecting plate, the welding gun pushes the first connecting plate to move upwards, the first push plate pushes the second transmission plate to rotate, the second transmission plate pushes the second connecting plate to move downwards when rotating, the first push rod pushes the first transmission plate to move downwards, and the first transmission plate is embedded into the first through groove to be matched with the first transmission wheel so as to drive the movable block to move in the first movable groove when the second motor works; after the grinding wheel moves to a specified position, the first motor drives the welding gun to turn downwards for a specified angle, the first push plate moves downwards under the action of the first return spring, the first transmission plate moves towards the fifth movable groove under the action of the first connecting spring, and the second motor drives the grinding wheel to rotate independently to finish the grinding operation on the workpiece; after the workpiece is polished, the welding gun is turned upwards again to push the first push plate to move, the first drive plate and the first drive wheel are matched, the second motor drives the movable block to move towards the other end of the first movable groove, the polishing wheel is moved away from the bottom of the second movable groove, and therefore the welding gun can rotate out of the second movable groove and can be normally used.

The second mounting plate 11 is provided with a mounting tube 12, the inner wall of the mounting tube 12 is provided with a second return spring 121, one end of the second return spring 121 is provided with a third transmission shaft 122, the third transmission shaft 122 is arranged in the first connecting tube 22 in a penetrating manner, one end of the third transmission shaft 122 is provided with a second transmission wheel 123, the first motor 13 is arranged on the mounting tube 12, an output shaft of the first motor 13 is provided with a third transmission wheel 131 matched with the third transmission shaft 122, and one end of the mounting tube 12 is provided with an electromagnet; a second connecting pipe 24 is arranged in the first connecting pipe 22, a seventh movable groove matched with the second connecting pipe 24 is arranged on the second mounting plate 11, and a third return spring 241 is arranged on the inner wall of the seventh movable groove; when the second connection pipe 24 enters one end of the seventh movable slot, the first connection plate 21 is fixed at the current position; the first connecting pipe is in transmission fit with the second connecting pipe; when the angle of the welding gun is adjusted, the electromagnet is in a power-off state, the second transmission wheel abuts against the end face of the first connecting pipe, the first connecting pipe is driven to rotate when the second transmission wheel rotates, and the angle of the welding gun is adjusted; after the position of the welding gun is adjusted, the electromagnet is electrified to generate magnetic force, the electromagnet attracts the third transmission shaft to move back, the second transmission wheel is disengaged from the end face of the first connecting pipe, the second transmission wheel pushes the second connecting pipe to move when moving, the second connecting pipe is pushed into the seventh movable groove, and the first connecting pipe is fixed after the second connecting pipe completely enters the seventh movable groove, so that the welding gun is fixed, the use stability of the welding gun is ensured, and the accuracy of welding operation is improved; the first motor drives the second driving wheel to rotate, the guide wheel is driven to rotate, and the welding wire is conveyed to the welding gun under the action of the guide wheel to perform welding operation on the workpiece.

A fourth movable cavity is arranged at the top of the seventh movable groove, a third transmission plate 15 matched with the second connecting pipe 24 is arranged in the fourth movable cavity, a plurality of fixing grooves are formed in the third transmission plate 15, an eighth movable groove is arranged at the top of the fourth movable cavity, a first fixing block 16 is arranged in the eighth movable groove, and a second connecting spring 162 is arranged on the first fixing block 16; a second sliding block 161 is arranged on the side wall of the first fixed block 16, and a second sliding groove matched with the second sliding block 161 is arranged on the inner wall of the eighth movable groove; a ninth movable groove is formed in the first fixed block 16, a first limiting block 163 and a second limiting block 164 which are matched with the fixed groove are arranged in the ninth movable groove, and the first limiting block 163 and the second limiting block 164 are arranged adjacently; after the second connecting pipe enters the seventh movable groove, the first fixing block moves downwards to abut against the third transmission plate, and the first fixing block is matched with the third transmission plate to fix the second connecting pipe, so that the first connecting pipe is fixed to fix the welding gun at the current position; the first limiting block abuts against the third transmission plate at the first fixing block to enable the third transmission plate to be inserted into the fixing groove, and the fixing effect of the first fixing block on the third transmission plate is improved by utilizing the mutual matching of the first limiting block and the fixing groove, so that the welding gun is prevented from rotating in the using process; the distance between the adjacent recess is the same with the width of recess, through the adjacent setting of first stopper and second stopper, supports when third driving plate top when first stopper, and first stopper removes toward the ninth activity inslot, and the second stopper stretches out from the ninth activity inslot, makes the second stopper insert the fixed slot in, promotes the fixed effect of first fixed block to third driving plate, guarantees must have a stopper to insert the fixed slot in, increases the stability that welder used.

A third connecting spring 1631 is arranged at the top of the first limiting block 163, a tenth movable groove is arranged at the bottom of the first limiting block 163, a first air transmission cavity is arranged at the top of the tenth movable groove, an eleventh movable groove is arranged on the side wall of the top of the first air transmission cavity, a second push plate 1633 is arranged in the tenth movable groove, a third push plate 1632 is arranged on the second push plate 1633, the third push plate 1632 is arranged in the first air transmission cavity in a penetrating manner, a second push rod 1634 is arranged in the eleventh movable groove, a twelfth movable groove is arranged on the inner wall of the eleventh movable groove, a first limiting rod 1635 matched with the twelfth movable groove is arranged on the second push rod 1634, and a fourth reset spring 1636 is arranged on the first limiting rod 1635; a thirteenth movable groove and a fourteenth movable groove communicated with the thirteenth movable groove are formed in the inner wall of the ninth movable groove, a fourth push plate 165 is arranged in the thirteenth movable groove, a fourth connecting spring 1651 is arranged on the fourth push plate 165, a third limiting block 166 is arranged in the fourteenth movable groove, and a fifth connecting spring 1661 is arranged on the third limiting block 166; the bottom of the fixing groove is provided with a fifth push plate 151; after the first limiting block is inserted into the fixing groove, the fifth push plate is inserted into the tenth movable groove, the fifth push plate pushes the second push plate to move upwards, the third push plate pushes air in the first air conveying cavity to move towards the eleventh movable groove, the air pressure pushes the second push rod to extend outwards, the second push rod pushes the fourth push plate to move, the fourth push plate pushes air in the thirteenth movable groove into the fourteenth movable groove, the third limiting block is pushed to extend out of the fourteenth movable groove after the air pressure in the fourteenth movable groove is increased, the third limiting block moves to the top of the first limiting block to provide supporting force for the first limiting block, the first limiting block is ensured to be in an extending state, so that the third driving plate is fixed under the matching of the first limiting block and the fixing groove, and a welding gun is fixed at the current position; through the setting of third driving plate, convert the arc surface of second connecting pipe into the horizontal plane to utilize first fixed block to provide more reliable fixed effect for the second connecting pipe, very big assurance welder uses the reliability.

A fifteenth movable groove is formed in the side wall of the tenth movable groove, a second through groove is formed in the side wall of the fifteenth movable groove, a second fixed block 1637 is arranged in the fifteenth movable groove, a third connecting plate 1638 and a seventh connecting spring are arranged on the second fixed block 1637, the third connecting plate 1638 is arranged in the tenth movable groove in a penetrating manner, and an arc surface is arranged at one end of the third connecting plate 1638; a second groove is formed in the side wall of the first limiting block 163, a third groove is formed in the second limiting block 164, and a fourth driving wheel 167 matched with the second groove and the third groove is arranged on the inner wall of the ninth movable groove; when the fifth push plate pushes the second push plate to move upwards, the second push plate moves to the bottom of the third connecting plate, the second push plate is in contact with the cambered surface of one end of the third connecting plate, under the arrangement of the cambered surface of the third connecting plate, the third connecting plate is pushed to move towards the fifteenth movable groove when the second push plate moves upwards, the second fixing block extends out of the fifteenth movable groove and abuts against the inner wall of the fixed groove, and the matching effect of the first limiting block and the fixed groove is improved; the second limiting block has the same structure as the first limiting block, and a third connecting spring is not arranged at the top of the second limiting block, so that the first limiting block is continuously in an extending state when not stressed; when first stopper supports at third driving plate top, first stopper is removed toward ninth activity inslot, and first stopper drives the second stopper and removes under the effect of fourth drive wheel, makes the second stopper stretch out from ninth activity inslot, and the second stopper inserts in the fixed slot, provides reliable support for welder's fixed.

The second stopper also can appear the condition in unable insertion fixed slot when first stopper supports on the third driving plate, and first stopper and second stopper all support on the third driving plate this moment, and first stopper and the first fixed block of second stopper cooperation together play the fixed action for the third driving plate, can be fixed with the third driving plate equally.

A third connecting pipe 14 communicated with the eighth movable groove is arranged on the inner wall of the seventh movable groove, a sixth push plate 141 is arranged in the third connecting pipe 14, a fifth return spring 143 is arranged on the side wall of one side of the sixth push plate 141, and a third push rod 142 is arranged on the side wall of the other side; a sixteenth movable groove is formed in the inner wall of the first connecting pipe 22, a fifth driving wheel 25 matched with the second driving wheel 123 is arranged in the sixteenth movable groove, a third sliding groove is formed in the second mounting plate 11, a third sliding block 251 is arranged in the third sliding groove, the fifth driving wheel 25 is rotatably connected to the third sliding block 251, and a sixth connecting spring 252 is arranged at the bottom of the third sliding block 251; a seventeenth movable groove is formed in the top of the third sliding groove, a second air conveying cavity communicated with the seventeenth movable groove is formed in the side wall of the eighth movable groove, an extension tube 17 is arranged in the seventeenth movable groove, and a sixth reset spring 171 is arranged on the extension tube 17; a fourth transmission shaft 253 is arranged on the fifth transmission wheel 25, and a connecting shaft 231 matched with the fourth transmission shaft 253 is arranged on the end surface of the guide wheel 23; after the second connecting pipe enters the seventh movable groove, the second connecting pipe pushes the third push rod to move, the third push rod is connected with the sixth push plate to move, the sixth push plate extrudes air in the third connecting pipe, the air in the third connecting pipe enters the eighth movable groove through the second air transmission cavity, the first fixed block moves downwards under the action of air pressure, the first fixed block abuts against the third transmission plate, the air in the eighth movable groove enters the seventeenth movable groove through the third air transmission cavity, the air pressure pushes the telescopic pipe to extend out of the seventeenth movable groove, the third sliding block drives the fifth transmission wheel to move downwards, the fifth transmission wheel abuts against the second transmission wheel to form transmission fit with the second transmission wheel, and when the first motor drives the second transmission wheel to rotate, the fourth transmission shaft drives the connecting shaft to rotate to provide power for rotation of the guide wheel so as to convey the welding wire to the welding gun; when the second driving wheel abuts against the end face of the first connecting pipe, the third sliding block is located at the top of the third sliding groove, and the fifth driving wheel is located in the sixteenth movable groove, so that the fifth driving wheel is prevented from being influenced when the first connecting pipe rotates.

The side wall of the first connecting disc is provided with a second transmission cavity, the fourth transmission shaft and the connecting shaft are arranged in the second transmission cavity in a penetrating mode, a sixth transmission wheel 26 and a seventh transmission wheel 27 are arranged in the second transmission cavity, a second synchronous belt 261 is wound on the sixth transmission wheel and the seventh transmission wheel, a reversing wheel 28 is further arranged in the second transmission cavity, the fourth transmission shaft is in transmission fit with the sixth transmission wheel, the connecting shaft is in transmission fit with the seventh transmission wheel, and the guide wheel rotates in the opposite direction under the action of the reversing wheel so as to guide the welding wire.

An eighteenth movable groove is formed in the side wall of the first movable groove, a nineteenth movable groove is formed in the side wall of the third movable groove, a fourth transmission plate 45 matched with the second connecting disc is arranged in the nineteenth movable groove, a movable rod 18 is arranged in the eighteenth movable groove, a fourth sliding block is arranged on the side wall of the movable rod, a fourth sliding groove matched with the fourth sliding block is formed in the inner wall of the eighteenth movable groove, a through cavity is formed in the movable rod, a second connecting rod 181 penetrates through the through cavity, a fifth movable cavity is formed in the inner wall of the through cavity, a second limiting rod 182 matched with the fifth movable cavity is arranged on the second connecting rod, and a seventh reset spring 183 is arranged on the second limiting rod; fifth sliding grooves are formed in the inner walls of the eighteenth movable groove and the nineteenth movable groove, a third fixed block 451 is arranged in each fifth sliding groove, a plurality of first slots are formed in each third fixed block, and a second slot matched with each first slot and a connecting groove matched with each second connecting rod are formed in each fourth transmission plate; when the grinding wheel is replaced, the third fixed block is pushed to the outer side of the fifth sliding groove, the third fixed block is pushed out of the fifth sliding groove, the mounting block automatically turns out of the first movable groove under the action of gravity, the fixed rod is taken out of the mounting block, and the grinding wheel is taken out of the mounting groove; after a new polishing wheel is replaced in the mounting groove, the movable rod is pushed to move in the eighteenth movable groove, the second connecting rod is pushed into the first movable groove, the second connecting rod is inserted into the connecting groove, the movable rod is pushed downwards, the movable rod drives the fourth transmission plate to move, the fourth transmission plate drives the second connecting disc to rotate, and the second connecting disc drives the mounting block to rotate into the first movable groove under the action of the fourth transmission plate; and then, the third fixing block is arranged in the fifth sliding groove, the first slot is inserted into the second slot, and the fourth transmission plate is fixed under the action of the third fixing block, so that the mounting block is fixed in the first movable groove, the mounting of the polishing wheel is completed, and the use reliability of the polishing wheel is ensured.

Be equipped with connecting box 3 on the first mounting panel, be equipped with fan 31 in the connecting box, the welder top is located to the connecting box, and the connecting box links to each other with a gas-supply pipe, and the flue gas that the welding produced is in the connecting box is inhaled under the fan effect, carries the flue gas to the flue gas processing apparatus in through the gas-supply pipe, avoids the flue gas to cause the influence to operating personnel health. The drawings in the application are only schematic and the specific dimensions thereof are subject to practical implementation.

Claims

1. The utility model provides a soldered connection, includes first mounting panel (1) and locates welder (2) on the first mounting panel (1), its characterized in that: a second mounting plate (11) is arranged on the first mounting plate (1), a first connecting plate (21) is arranged on the welding gun (2), a first connecting pipe (22) is arranged on the first connecting plate (21), the first connecting pipe (22) can rotate on the second mounting plate (11), a plurality of guide wheels (23) are arranged on the first connecting plate (21), a first motor (13) for driving the first connecting plate (21) to rotate is arranged on the second mounting plate (11), and the guide wheels (23) can be driven to rotate by the first motor (13); a first movable groove is formed in the bottom of the first mounting plate (1), and a polishing wheel (44) is arranged in the first movable groove; a second movable groove matched with the welding gun (2) is formed in the first mounting plate (1), a movable block (4) is arranged in the first movable groove, a first sliding block (46) is arranged on the movable block (4), a first sliding groove matched with the first sliding block (46) is formed in the inner wall of the first movable groove, an equipment cavity is formed in the first sliding block (46), a second motor (47) is arranged in the equipment cavity, a mounting block (43) is arranged on the movable block (4), the polishing wheel (44) is arranged on the mounting block (43), and the second motor (47) can drive the polishing wheel (44) to rotate; when the welding gun (2) rotates to the top of the second movable groove, the first sliding block (46) moves towards one end of the first sliding groove; a third movable groove is formed in the movable block (4), a second connecting disc (41) is rotatably connected in the third movable groove, a first connecting rod (42) is arranged on the second connecting disc (41), the mounting block (43) is arranged on the first connecting rod (42), a mounting groove is formed in the mounting block (43), and the polishing wheel (44) is arranged in the mounting groove; a first through hole is formed in the side wall of one side of the mounting groove, a fixing rod (48) penetrates through the first through hole, one end of the fixing rod (48) is rotatably connected with a limiting plate, a first groove matched with the limiting plate is formed in the side wall of the mounting block (43), a fourth movable groove is formed in the inner wall of the other side of the mounting groove, and a first transmission shaft (49) matched with the second motor (47) is arranged in the fourth movable groove; and a transmission groove matched with the first transmission shaft (49) is formed in the fixing rod (48).

2. A welding head according to claim 1, characterized in that: a first movable cavity is formed in the second connecting disc (41), a second movable cavity is formed in one end of the equipment cavity, a first driving wheel (471) is arranged on an output shaft of the second motor (47), the first driving wheel (471) is arranged in the second movable cavity, and a second driving shaft (472) matched with the first driving shaft (49) is arranged on the first driving wheel (471); the top of the second movable cavity is provided with a first through groove, the top of the first sliding groove is provided with a fifth movable groove, the fifth movable groove is internally provided with a first transmission plate (130) matched with the first through groove, and the second movable groove is internally provided with a first push plate (19) used for pushing the first transmission plate (130) to move towards the outside of the fifth movable groove.

3. A welding head according to claim 2, characterized in that: a third movable cavity is arranged at the top of the second movable groove, a sixth movable groove is arranged at the bottom of the third movable cavity, the first push plate (19) penetrates through the sixth movable groove, a first connecting plate (191) is arranged at the bottom of the first push plate (19), and a first reset spring (192) is arranged on the first connecting plate (191); a second transmission plate (110) is arranged in the third movable cavity, and the middle part of the second transmission plate (110) is rotatably connected to the inner wall of the third movable cavity; a second connecting plate (120) is further arranged in the third movable cavity, a sixth movable groove communicated with the fifth movable groove is formed in the bottom of the third movable cavity, a first push rod (1201) is arranged at the bottom of the second connecting plate (120), and a first connecting spring (1301) is arranged at the top of the first transmission plate (130).

4. A welding head according to claim 1, characterized in that: the mounting pipe (12) is arranged on the second mounting plate (11), a second reset spring (121) is arranged on the inner wall of the mounting pipe (12), a third transmission shaft (122) is arranged at one end of the second reset spring (121), the third transmission shaft (122) is arranged in the first connecting pipe (22) in a penetrating mode, a second transmission wheel (123) is arranged at one end of the third transmission shaft (122), the first motor (13) is arranged on the mounting pipe (12), a third transmission wheel (131) matched with the third transmission shaft (122) is arranged on an output shaft of the first motor (13), and an electromagnet is arranged at one end of the mounting pipe (12); a second connecting pipe (24) is arranged in the first connecting pipe (22), a seventh movable groove matched with the second connecting pipe (24) is arranged on the second mounting plate (11), and a third return spring (241) is arranged on the inner wall of the seventh movable groove; when the second connecting pipe (24) enters one end of the seventh movable groove, the first connecting disc (21) is fixed at the current position.

5. A welding head according to claim 4, characterized in that: a fourth movable cavity is arranged at the top of the seventh movable cavity, a third transmission plate (15) matched with the second connecting pipe (24) is arranged in the fourth movable cavity, a plurality of fixing grooves are formed in the third transmission plate (15), an eighth movable cavity is arranged at the top of the fourth movable cavity, a first fixing block (16) is arranged in the eighth movable cavity, and a second connecting spring (162) is arranged on the first fixing block (16); a second sliding block (161) is arranged on the side wall of the first fixed block (16), and a second sliding groove matched with the second sliding block (161) is arranged on the inner wall of the eighth movable groove; be equipped with the ninth activity groove on first fixed block (16), the ninth activity inslot be equipped with fixed slot matched with first stopper (163) and second stopper (164), first stopper (163) with second stopper (164) adjacent setting.

6. A welding head according to claim 5, characterized in that: a third connecting spring (1631) is arranged at the top of the first limiting block (163), a tenth movable groove is arranged at the bottom of the first limiting block (163), a first air transmission cavity is arranged at the top of the tenth movable groove, an eleventh movable groove is arranged on the side wall of the top of the first air transmission cavity, a second push plate (1633) is arranged in the tenth movable groove, a third push plate (1632) is arranged on the second push plate (1633), the third push plate (1632) is arranged in the first air transmission cavity in a penetrating manner, a second push rod (1634) is arranged in the eleventh movable groove, a twelfth movable groove is arranged on the inner wall of the eleventh movable groove, a first limiting rod (1635) matched with the twelfth movable groove is arranged on the second push rod (1634), and a fourth reset spring (1636) is arranged on the first limiting rod (1635); a thirteenth movable groove and a fourteenth movable groove communicated with the thirteenth movable groove are formed in the inner wall of the ninth movable groove, a fourth push plate (165) is arranged in the thirteenth movable groove, a fourth connecting spring (1651) is arranged on the fourth push plate (165), a third limiting block (166) is arranged in the fourteenth movable groove, and a fifth connecting spring (1661) is arranged on the third limiting block (166).

7. A welding head according to claim 6, characterized in that: a fifteenth movable groove is formed in the side wall of the tenth movable groove, a second through groove is formed in the side wall of the fifteenth movable groove, a second fixed block (1637) is arranged in the fifteenth movable groove, a third connecting plate (1638) is arranged on the second fixed block (1637), the third connecting plate (1638) penetrates through the tenth movable groove, and an arc surface is formed at one end of the third connecting plate (1638); the bottom of the fixing groove is provided with a fifth push plate (151); and a second groove is formed in the side wall of the first limiting block (163), a third groove is formed in the second limiting block (164), and a fourth driving wheel (167) matched with the second groove and the third groove is arranged on the inner wall of the ninth movable groove.

8. A welding head according to claim 7, wherein: a third connecting pipe (14) communicated with the eighth movable groove is arranged on the inner wall of the seventh movable groove, a sixth push plate (141) is arranged in the third connecting pipe (14), a fifth return spring (143) is arranged on the side wall of one side of the sixth push plate (141), and a third push rod (142) is arranged on the side wall of the other side of the sixth push plate; a sixteenth movable groove is formed in the inner wall of the first connecting pipe (22), a fifth driving wheel (25) matched with the second driving wheel (123) is arranged in the sixteenth movable groove, a third sliding groove is formed in the second mounting plate (11), a third sliding block (251) is arranged in the third sliding groove, the fifth driving wheel (25) is rotatably connected to the third sliding block (251), and a sixth connecting spring (252) is arranged at the bottom of the third sliding block (251); a seventeenth movable groove is formed in the top of the third sliding groove, a second air conveying cavity communicated with the seventeenth movable groove is formed in the side wall of the eighth movable groove, a telescopic pipe (17) is arranged in the seventeenth movable groove, and a sixth reset spring (171) is arranged on the telescopic pipe (17); a fourth transmission shaft (253) is arranged on the fifth transmission wheel (25), and a connecting shaft (231) matched with the fourth transmission shaft (253) is arranged on the end surface of the guide wheel (23).