CN217667067U

CN217667067U - Plasma welding vehicle for steel plate

Info

Publication number: CN217667067U
Application number: CN202221468456.7U
Authority: CN
Inventors: 杨江涛; 朱林旺; 师建
Original assignee: Baoding Duopukang Intelligent Technology Co ltd
Current assignee: Baoding Duopukang Intelligent Technology Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-10-28
Anticipated expiration: 2032-06-13

Abstract

The utility model discloses a plasma welding car for steel sheet, including the track of marcing with set up in the removal welding car on the track of marcing, orbital top central authorities of marcing are provided with the straight rail of rack, orbital both sides of marcing are provided with inside sunken straight slide rail that goes, orbital below of marcing is fixed with a plurality of supports that bear, the below both sides that bear the support are provided with vacuum chuck, it indulges the mechanism to be provided with thread feeding mechanism, actuating mechanism, clutching mechanism, welding sideslip mechanism and welding on the removal welding car, actuating mechanism with clutching mechanism set up in the removal welding car, the welding indulges the mechanism set up in the end of welding sideslip mechanism, the place ahead of welding indulging the mechanism is provided with welding mechanism. The utility model adopts the above structure a plasma welding car for steel sheet can deal with the weldment work of the large tracts of land steel sheet that has crooked radian, guarantees welding quality, labour saving and time saving.

Description

Plasma welding vehicle for steel plate

Technical Field

The utility model belongs to the technical field of the welding equipment technique and specifically relates to a plasma welding car for steel sheet is related to.

Background

In the welding work of large-area steel plates, the following problems often occur: firstly, the steel plate is difficult to move due to large area and is difficult to transport to a welding production line of a fixed position for welding operation; secondly, when the steel plate is not completely flat and has a part of bending radian, the welding position is difficult to accurately master by using common linear welding equipment; thirdly, manual welding is not easy, workers can easily deform the steel plate by applying force to the steel plate, the quality of a welding seam is influenced, the manual welding efficiency is low, and safety accidents are easy to occur; 4. the stainless steel plate can not be attracted by the magnet, and the structure of the conventional magnetic type fixed welding machine can not be used.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a plasma welding car for steel sheet can deal with the weldment work of the large tracts of land steel sheet that has crooked radian, guarantees welding quality, labour saving and time saving.

In order to realize the above-mentioned purpose, the utility model provides a plasma welding car for steel sheet, including advancing the track with set up in the removal welding car on the track of advancing, orbital top central authorities of advancing are provided with the straight rail of rack, the orbital both sides of advancing are provided with inside sunken craspedodrome slide rail, orbital below of advancing is fixed with a plurality of supports that bear, the below both sides that bear the support are provided with vacuum chuck, it indulges the mechanism to be provided with thread feeding mechanism, actuating mechanism, clutching mechanism, welding sideslip mechanism and welding on the removal welding car, actuating mechanism with clutching mechanism set up in remove in the welding car, thread feeding mechanism with the welding indulges the mechanism set up respectively in remove the both sides of welding car, the welding indulges the mechanism set up in the end of welding sideslip mechanism, the place ahead that the welding indulged the mechanism is provided with welding mechanism.

Preferably, the below four corners that removes the welding car is provided with the craspedodrome wheel, the craspedodrome wheel sets up in the craspedodrome slide rail, two of one side wherein the craspedodrome wheel respectively through separation and reunion adjustment mechanism with remove welding car swing joint, separation and reunion adjustment mechanism includes rectilinear quick-witted anchor clamps, connecting rod, connector and adjusting block, adjusting block with set up in the separation and reunion adjustment slide rail sliding connection of removal welding car below, the connector set up in adjusting block's below, the craspedodrome wheel set up in the below of connector and with the connector rotates to be connected, the one end of connecting rod with the connector is connected, the other end of connecting rod pass limit baffle and with rectilinear quick-witted anchor clamps are connected, rectilinear quick-witted anchor clamps with limit baffle through first link with remove the welding car and be connected, limit baffle is located the below middle part of first link.

Preferably, the vacuum suction cups are communicated with each other through air hoses, and the air hoses are communicated with the vacuum pump.

Preferably, wire feeding mechanism is including sending a motor, wire reel, front end connecting plate and first mount, the front end connecting plate set up in remove the front end on welding car right side, first mount is fixed in the one end of front end connecting plate, it fixes to send a motor the left side of first mount, the output shaft that sends a motor passes first mount, it sends the wire wheel to be provided with on the output shaft of sending a motor, the top of sending the wire wheel is provided with presss from both sides tight wheel, press from both sides tight wheel with first mount rotates to be connected, send the wire wheel with it is close to press from both sides tight wheel one side of sending a motor all is provided with a circle tooth, send the wire wheel with press from both sides tight wheel meshing and connect, the both ends of first mount are provided with the welding wire traction tube respectively, the welding wire traction tube with send the wire wheel gap between the tight wheel flushes, the wire reel is fixed remove the right side of welding car.

Preferably, the driving mechanism comprises a driving motor, a gear steering box and a driving gear, an output shaft of the driving motor is linked with an input end of the gear steering box, an output shaft of the gear steering box downwards penetrates through a bottom plate of the movable welding carriage, the driving gear is arranged on the output shaft of the gear steering box and is meshed with the rack straight rail, and the driving motor and the gear steering box are both fixed on the clutch rotating plate.

Preferably, clutching mechanism includes separation and reunion rotor plate, separation and reunion traction plate, separation and reunion pull rod, separation and reunion switch, the separation and reunion rotor plate set up in actuating mechanism's below, be provided with twice arc spout on the separation and reunion rotor plate, be provided with the staple in the arc spout, keep away from on the separation and reunion rotor plate the one end of separation and reunion switch is provided with rotatory center post, the staple with rotatory center post all is fixed in remove on welding the bottom plate of car, the separation and reunion rotor plate with rotatory center post rotates to be connected, the separation and reunion traction plate set up in the top of separation and reunion rotor plate and with the separation and reunion rotor plate passes through swivelling joint nail swing joint, swivelling joint nail sets up in twice between the arc spout, the below of separation and reunion traction plate is provided with the spacing straight rail of separation and reunion, the separation and reunion traction plate with the spacing straight rail sliding connection of separation and reunion, the spacing straight rail of separation and reunion is fixed remove on welding the bottom plate of car, the separation and reunion traction plate pass through the separation and reunion pull rod with separation and reunion switch is connected, the separation and reunion switch set up in remove the front end of welding the car.

Preferably, the welding transverse moving mechanism comprises a transverse moving motor, a transverse moving screw rod, a transverse moving limiting straight rail and a transverse moving seat, the transverse moving motor is arranged in the movable welding trolley and is fixedly connected with the movable welding trolley through a fixing plate, the transverse moving screw rod is arranged on an output shaft of the transverse moving motor, the transverse moving limiting straight rail is parallel to the transverse moving screw rod, one end of the transverse moving limiting straight rail is fixedly connected with the fixing plate, the transverse moving limiting straight rail and the transverse moving screw rod extend out of the movable welding trolley, a limiting top plate is arranged at the other end of the transverse moving limiting straight rail, one end, far away from the transverse moving motor, of the transverse moving screw rod is rotatably connected with the limiting top plate, the transverse moving seat is arranged on the transverse moving screw rod and is in threaded connection with the transverse moving screw rod, the rear end of the transverse moving seat is in sliding connection with the transverse moving limiting straight rail, and a backing plate is arranged at the front end of the transverse moving seat.

Preferably, the welding longitudinal movement mechanism comprises a longitudinal movement motor, a longitudinal connecting plate, a longitudinal movement rack and a longitudinal movement seat, the longitudinal connecting plate is fixed in front of the base plate, the longitudinal movement motor is fixed at the top of the rear part of the longitudinal connecting plate, an output shaft of the longitudinal movement motor forwards penetrates through the longitudinal connecting plate, and a longitudinal movement gear is arranged on the output shaft of the longitudinal movement motor;

the top and the bottom of the longitudinal connecting plate are respectively provided with a group of connecting studs which are oppositely arranged, connecting pieces are arranged between the same group of two connecting studs, the longitudinal moving seat comprises a base plate and a rear fixed plate, the rear fixed plate is arranged behind the base plate, the top and the bottom of the base plate and the top and the bottom of the rear fixed plate are respectively fixedly connected, a through groove is formed between the base plate and the rear fixed plate, the two connecting pieces are arranged in the through groove, the rear fixed plate penetrates through the connecting studs, the longitudinal moving rack is fixed on the rear end face of the rear fixed plate, and the longitudinal moving rack is connected with the longitudinal moving gear in a meshed mode.

Preferably, welding mechanism includes welder link, plasma welder, the about pipe of welding wire, about pipe link and camera, the welder link is fixed through a plurality of fix with screws on the base plate, the plasma welder is fixed on the welder link, about pipe link is fixed in the place ahead of welder link, the about pipe of welding wire with the welding wire traction tube intercommunication, the camera is fixed in the side of about pipe link, the camera orientation the plasma welder.

Preferably, the mobile welding vehicle and the periphery of the welding longitudinal moving mechanism are both provided with a protective shell, a cable fixing frame is arranged above the protective shell of the mobile welding vehicle, and a power cable from a high-voltage power supply of the plasma welding gun sequentially penetrates through the cable fixing frame and the welding gun connecting frame.

Therefore, the utility model adopts the above structure a plasma welding tractor for steel sheet, adsorb the track of will marcing on the steel sheet surface through vacuum chuck, order about through actuating mechanism and remove the welding tractor and go forward on the track of marcing, the in-process welding sideslip mechanism of marcing can adjust with the position that changes welding mechanism with welding indulge the mechanism with the welding, thereby make welder and welding wire aim at the welding seam, consequently, can adapt to surface unevenness and the anomalous steel sheet welding operation of welding seam, be provided with clutching mechanism in order to control actuating mechanism's clutch state in removing the welding tractor, it transports to set up wire feeder to side the welding tractor removing, make the welding tractor accomplish the welding task automatically under the procedure of predetermineeing, can avoid the welding omission, make the welding seam quality of formation even, improve welding efficiency and welding quality.

The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.

Drawings

FIG. 1 is a schematic structural view of an embodiment of a plasma welding carriage for steel plates according to the present invention;

fig. 2 is a schematic structural diagram of a front end face of the embodiment of the present invention;

FIG. 3 is a schematic structural view of a wire feeding mechanism according to an embodiment of the present invention;

fig. 4 is a schematic top view of an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a welding longitudinal movement mechanism according to an embodiment of the present invention.

Reference numerals

1. A travel track; 11. a rack straight rail; 12. a straight slide rail; 13. a load bearing support; 14. a vacuum chuck; 2. moving the welding vehicle; 3. a wire feeder; 31. a wire feeding motor; 32. a front end connection plate; 33. a first fixing frame; 34. a wire reel; 35. a wire feeding wheel; 36. a pinch wheel; 37. a welding wire traction tube; 4. welding a longitudinal moving mechanism; 41. a longitudinal movement motor; 42. a longitudinal connecting plate; 43. connecting a stud; 44. longitudinally moving the rack; 45. longitudinally moving a gear; 46. a longitudinal moving seat; 461. a substrate; 462. a rear fixed plate; 47. a limiting top plate; 48. a base plate; 49. connecting sheets; 5. a welding mechanism; 51. a plasma welding gun; 52. a welding gun connecting frame; 53. a wire containment tube; 54. a restraint tube connecting frame; 55. a camera; 56. a cable fixing frame; 6. A clutch mechanism; 61. the clutch rotating plate; 62. a clutch pull rod; 63. a clutch switch; 64. engaging and disengaging the limit straight rail; 65. an arc-shaped chute; 66. a clutch traction plate; 67. fixing nails; 68. rotating the central column; 7. welding a transverse moving mechanism; 71. a traversing motor; 72. a fixing plate; 73. traversing the screw rod; 74. transversely moving the limit straight rail; 75. a transverse moving seat; 8. a clutch adjustment mechanism; 81. a vertical type rapid clamp; 82. the straight rail is adjusted in a clutching way; 83. a connector; 84. a connecting rod; 85. adjusting the sliding block; 86. a straight wheel; 87. a limit baffle; 88. a first connecting frame; 9. a drive mechanism; 91. a drive motor; 92. a gear steering box; 93. The gears are driven.

Detailed Description

The technical solution of the present invention is further explained by the accompanying drawings and examples.

Examples

As shown in the figure, the plasma welding vehicle for the steel plate comprises an advancing track 1 and a movable welding vehicle 2 arranged on the advancing track 1, wherein the advancing track 1 is of a splicing structure, the length of a single section of the advancing track 1 is about 5m, and the length of the advancing track 1 can be adjusted according to the length of an operation steel plate. A plurality of bearing supports 13 are fixed below the travelling track 1, vacuum suction cups 14 are arranged on two sides of the lower portion of each bearing support 13, the vacuum suction cups 14 are communicated with each other through air hoses, the air hoses are communicated with a vacuum pump, and when the vacuum pump is started, air in the vacuum suction cups 14 is sucked away, so that the vacuum suction cups 14 are adsorbed on the surface of the operation steel plate. Since the stainless steel plate cannot be attracted by the magnet, the entire welding carriage can be fixed to the surface of the steel plate by using the vacuum chuck 14. The application range of the welding carriage is not limited to steel plates, and the welding carriage also comprises plate-shaped welding parts made of other materials.

The center of the upper part of the travelling track 1 is provided with a rack straight rail 11, and two sides of the travelling track 1 are provided with inwards-recessed straight sliding rails 12. The movable welding vehicle 2 is provided with a wire feeding mechanism 3, a driving mechanism 9, a clutch mechanism 6, a welding transverse moving mechanism 7 and a welding longitudinal moving mechanism 4, the driving mechanism 9 and the clutch mechanism 6 are arranged in the movable welding vehicle 2, the wire feeding mechanism 3 and the welding longitudinal moving mechanism 4 are respectively arranged on two sides of the movable welding vehicle 2, the welding longitudinal moving mechanism 4 is arranged at the tail end of the welding transverse moving mechanism 7, and the welding mechanism 5 is arranged in front of the welding longitudinal moving mechanism 4. Protective cases are arranged on the peripheries of the movable welding carriage 2 and the welding longitudinal movement mechanism 4, so that internal parts are protected.

Four corners below the movable welding vehicle 2 are provided with straight wheels 86, the straight wheels 86 are arranged in the straight slide rails 12, and the two straight wheels 86 on one side are movably connected with the movable welding vehicle 2 through a clutch adjusting mechanism 8. The clutch adjusting mechanism 8 comprises a vertical quick clamp 81, a connecting rod 84, a connector 83 and an adjusting slider 85, the adjusting slider 85 is in sliding connection with a clutch adjusting slide rail arranged below the movable welding vehicle 2, the connector 83 is arranged below the adjusting slider 85, a straight wheel 86 is arranged below the connector 83 and is rotatably connected with the connector 83, one end of the connecting rod 84 is connected with the connector 83, and the other end of the connecting rod 84 penetrates through a limit baffle 87 and is connected with the vertical quick clamp 81. The vertical quick clamp 81 and the limit baffle 87 are connected with the movable welding vehicle 2 through a first connecting frame 88, and the limit baffle 87 is positioned in the middle of the lower part of the first connecting frame 88. When the vertical quick clamp 81 is rotated, the connecting rod 84 pulls the connecting head 83 to move outwards, so that the adjusting slide block 85 and the straight-moving wheel 86 connected with the connecting head 83 both move outwards, the adjusting slide block 85 slides along the clutch adjusting straight rail 82, and the straight-moving wheel 86 leaves the straight-moving slide rail 12; counter-rotating the vertical quick clamp 81 repositions the spur gear 86. The clutch adjusting mechanism 8 is used for mounting, transporting and overhauling the movable welding carriage 2, and the movable welding carriage 2 is conveniently mounted on and dismounted from the advancing track 1.

The wire feeding mechanism 3 includes a wire feeding motor 31, a wire coil 34, a front end connecting plate 32 and a first fixing frame 33, the front end connecting plate 32 is disposed at the front end of the right side of the movable welding carriage 2, the first fixing frame 33 is fixed at one end of the front end connecting plate 32, the wire feeding motor 31 is fixed at the left side of the first fixing frame 33, and an output shaft of the wire feeding motor 31 passes through the first fixing frame 33. The output shaft of the wire feeding motor 31 is provided with a wire feeding wheel 35, a clamping wheel 36 is arranged above the wire feeding wheel 35, and the clamping wheel 36 is rotatably connected with the first fixing frame 33. One side of the wire feeding wheel 35 and one side of the clamping wheel 36 close to the wire feeding motor 31 are both provided with a ring of teeth, and the wire feeding wheel 35 is meshed with the clamping wheel 36. Two ends of the first fixing frame 33 are respectively provided with a welding wire traction tube 37, and the welding wire traction tube 37 is flush with the gap between the wire feeding wheel 35 and the clamping wheel 36. A wire reel 34 is fixed to the right side of the mobile welding carriage 2, the wire reel 34 being used to wind the welding wire, the welding wire from the wire reel 34 passing between the wire drawing tubes 37 and passing through the gap between the wire feeding wheel 35 and the clamping wheel 36. When the wire feeding motor 31 is started, the wire feeding wheel 35 rotates, the clamping wheel 36 rotates by the engagement of the teeth, and the friction force of the wire feeding wheel 35 and the clamping wheel 36 clamping the welding wire moves the welding wire forward.

The driving mechanism 9 comprises a driving motor 91, a gear steering box 92 and a driving gear 93, an output shaft of the driving motor 91 is linked with an input end of the gear steering box 92, an output shaft of the gear steering box 92 downwards penetrates through a bottom plate of the movable welding vehicle 2, the driving gear 93 is arranged on the output shaft of the gear steering box 92, when the driving motor 91 rotates, power is transmitted to the driving gear 93 through the gear steering box 92, and the driving gear 93 is meshed with the rack straight rail 11 to enable the movable welding vehicle 2 to move along the advancing track 1.

The clutch mechanism 6 comprises a clutch rotating plate 61, a clutch traction plate 66, a clutch pull rod 62 and a clutch switch 63, and a driving motor 91 and a gear steering box 92 are fixed on the clutch rotating plate 61. The clutch rotating plate 61 is provided with two arc-shaped sliding grooves 65, and fixing nails 67 are arranged in the arc-shaped sliding grooves 65. A rotating central column 68 is arranged at one end of the clutch rotating plate 61 far away from the clutch switch 63, the fixing nails 67 and the rotating central column 68 are fixed on the bottom plate of the movable welding vehicle 2, and the clutch rotating plate 61 is rotationally connected with the rotating central column 68. The separation and reunion traction plate 66 sets up in the top of separation and reunion rotor plate 61 and passes through swivelling joint nail swing joint with separation and reunion rotor plate 61, and the swivelling joint nail sets up between twice arc spout 65, and the below of separation and reunion traction plate 66 is provided with the spacing straight rail 64 of separation and reunion, and separation and reunion traction plate 66 and the spacing straight rail 64 sliding connection of separation and reunion, the spacing straight rail 64 of separation and reunion is fixed on the bottom plate of removal welding car 2. The clutch traction plate 66 is connected with a clutch switch 63 through a clutch pull rod 62, and the clutch switch 63 is arranged at the front end of the movable welding vehicle 2. When the clutch switch 63 is pulled, the clutch pull rod 62 pulls the clutch pull plate 66 to slide along the limit straight rail, the clutch pull plate 66 enables the clutch rotating plate 61 to rotate around the rotating central column 68 through the rotating connecting nail, the fixing nail 67 in the arc-shaped sliding chute 65 limits the rotating route and the angle of the clutch rotating plate 61, the driving mechanism 9 on the clutch rotating plate 61 rotates along with the rotating connecting nail, the driving gear 93 is separated from the rack straight rail 11 at the moment, and the driving mechanism 9 is not in use. The clutch mechanism 6 controls the clutch state of the driving mechanism 9, so that the movable welding carriage 2 can normally move only by starting the two-layer switch, and meanwhile, the movable welding carriage 2 is convenient to install and disassemble.

The welding transverse mechanism 7 comprises a transverse motor 71, a transverse screw 73, a transverse limiting straight rail 74 and a transverse moving seat 75, wherein the transverse motor 71 is arranged in the movable welding trolley 2 and is fixedly connected with the movable welding trolley 2 through a fixing plate 72, the transverse screw 73 is arranged on an output shaft of the transverse motor 71, the transverse limiting straight rail 74 and the transverse screw 73 are arranged in parallel, one end of the transverse limiting straight rail 74 is fixedly connected with the fixing plate 72, and the transverse limiting straight rail 74 and the transverse screw 73 both extend out of the movable welding trolley 2. The other end of the transverse moving limiting straight rail 74 is provided with a limiting top plate 47, one end of the transverse moving screw rod 73, which is far away from the transverse moving motor 71, is rotatably connected with the limiting top plate 47, a transverse moving seat 75 is arranged on the transverse moving screw rod 73 and is in threaded connection with the transverse moving screw rod 73, the rear end of the transverse moving seat 75 is in sliding connection with the transverse moving limiting straight rail 74, and the front end of the transverse moving seat 75 is provided with a backing plate 48. When the traverse motor 71 is started, the traverse screw 73 is rotated, so that the traverse base 75 screwed with the traverse screw 73 linearly moves along the traverse limit straight rail 74.

The welding longitudinal movement mechanism 4 comprises a longitudinal movement motor 41, a longitudinal connecting plate 42, a longitudinal movement rack 44 and a longitudinal movement seat 46, wherein the longitudinal connecting plate 42 is fixed in front of a backing plate 48, the longitudinal movement motor 41 is fixed at the top of the rear part of the longitudinal connecting plate 42, an output shaft of the longitudinal movement motor 41 penetrates through the longitudinal connecting plate 42 forwards, and a longitudinal movement gear 45 is arranged on the output shaft of the longitudinal movement motor 41.

The top and the bottom of the longitudinal connecting plate 42 are respectively provided with a group of oppositely arranged connecting studs 43, and a connecting sheet 49 is arranged between the two connecting studs 43 in the same group. The longitudinal moving seat 46 includes a base plate 461 and a rear fixed plate 462, the rear fixed plate 462 is disposed behind the base plate 461, the top and the bottom of the base plate 461 and the rear fixed plate 462 are respectively and fixedly connected, a through groove is disposed between the base plate 461 and the rear fixed plate 462, and two connecting sheets 49 are disposed in the through groove. The rear fixed plate 462 penetrates through the connecting studs 43, the longitudinal moving rack 44 is fixed on the rear end surface of the rear fixed plate 462, the longitudinal moving rack 44 is meshed with the longitudinal moving gear 45, when the longitudinal moving motor 41 is started, the longitudinal moving gear 45 rotates, the longitudinal moving rack 44 meshed with the longitudinal moving gear is enabled to do vertical lifting movement, the longitudinal moving seat 46 fixedly connected with the longitudinal moving rack 44 also moves vertically, and the two connecting pieces 49 lift in the through groove.

The welding mechanism 5 comprises a welding gun connecting frame 52, a plasma welding gun 51, a welding wire constraint tube 53, a constraint tube connecting frame 54 and a camera 55, wherein the welding gun connecting frame 52 is fixed on the base plate 461 through a plurality of screws, the plasma welding gun 51 is fixed on the welding gun connecting frame 52, the constraint tube connecting frame 54 is fixed in front of the welding gun connecting frame 52, the welding wire constraint tube 53 is communicated with the welding wire traction tube 37, the camera 55 is fixed on the side surface of the constraint tube connecting frame 54, and the camera 55 faces the plasma welding gun 51. A cable fixing frame 56 is arranged above the protective shell of the movable welding vehicle 2, and a power supply cable from the plasma welding gun 51 of a high-voltage power supply sequentially penetrates through the cable fixing frame 56 and the welding gun connecting frame 52. Welding wires from the welding wire drawing tube 37 come to the position below the plasma welding gun 51 from the welding wire restraining tube 53 to supplement welding materials, after the high-voltage power supply is started, the plasma welding gun 51 emits plasma flow to weld steel plates, and the camera 55 monitors and records the welding process. The welding gun connecting frame 52 respectively makes transverse and longitudinal movement under the coordination of the welding transverse moving mechanism 7 and the welding longitudinal moving mechanism 4, and is suitable for steel plates with different planeness and welding seams with irregular trend.

Therefore, the utility model adopts the above structure a plasma welding car for steel sheet, adsorb track 1 on the steel sheet surface will marcing through vacuum chuck 14, order about to remove welding car 2 through actuating mechanism 9 and advance on track 1 of marcing, the in-process welding sideslip mechanism 7 of marcing can adjust with the position that changes welding mechanism 5 with welding vertical movement mechanism 4, thereby make welder and welding wire aim at the welding seam, consequently, can adapt to the surface unevenness and the anomalous steel sheet welding operation of welding seam, be provided with clutching mechanism 6 in removing welding car 2 with the clutching state of control actuating mechanism 9, it transports the welding wire to set up wire feeding mechanism 3 in removing welding car 2 side, make welding car accomplish the welding task automatically under the procedure of predetermineeing, can avoid the hourglass to weld, make the welding seam quality of formation even, improve welding efficiency and welding quality.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit the same, and although the present invention is described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that: the technical solution of the present invention can still be modified or replaced with equivalents, and these modifications or replacements do not make the modified technical solution depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a plasma welding car for steel sheet which characterized in that: the welding device comprises an advancing track and a movable welding vehicle arranged on the advancing track, wherein a rack straight rail is arranged in the center of the upper part of the advancing track, inwards-concave straight sliding rails are arranged on two sides of the advancing track, a plurality of bearing supports are fixed below the advancing track, vacuum suckers are arranged on two sides of the lower part of each bearing support, a wire feeding mechanism, a driving mechanism, a clutch mechanism, a welding transverse moving mechanism and a welding longitudinal moving mechanism are arranged on the movable welding vehicle, the driving mechanism and the clutch mechanism are arranged in the movable welding vehicle, the wire feeding mechanism and the welding longitudinal moving mechanism are respectively arranged on two sides of the movable welding vehicle, the welding longitudinal moving mechanism is arranged at the tail end of the welding transverse moving mechanism, and a welding mechanism is arranged in front of the welding longitudinal moving mechanism.

2. The plasma welding torch for a steel plate according to claim 1, wherein: the lower four corners of the movable welding vehicle are provided with straight wheels, the straight wheels are arranged in straight slide rails, one side of each straight wheel is movably connected with the movable welding vehicle through a clutch adjusting mechanism, the clutch adjusting mechanism comprises a vertical quick clamp, a connecting rod, a connector and an adjusting slider, the adjusting slider is slidably connected with the clutch adjusting slide rail arranged below the movable welding vehicle, the connector is arranged below the adjusting slider, the straight wheels are arranged below the connector and rotatably connected with the connector, one end of the connecting rod is connected with the connector, the other end of the connecting rod penetrates through a limiting baffle and is connected with the vertical quick clamp, the vertical quick clamp and the limiting baffle are connected with the movable welding vehicle through a first connecting frame, and the limiting baffle is located in the middle of the lower portion of the first connecting frame.

3. The plasma welding torch for a steel plate according to claim 2, wherein: the vacuum suckers are communicated through air hoses, and the air hoses are communicated with a vacuum pump.

4. The plasma welding torch for a steel plate according to claim 3, wherein: wire feeding mechanism is including sending a motor, wire reel, front end connecting plate and first mount, the front end connecting plate set up in remove the front end on welding car right side, first mount is fixed in the one end of front end connecting plate, it fixes to send the wire motor the left side of first mount, the output shaft that sends the wire motor passes first mount, it is provided with wire feeding wheel on wire feeding motor's the output shaft, wire feeding wheel's top is provided with clamping wheel, clamping wheel with first mount rotates to be connected, wire feeding wheel with clamping wheel is close to one side of sending the wire motor all is provided with a ring tooth, wire feeding wheel with clamping wheel meshing is connected, the both ends of first mount are provided with the welding wire traction tube respectively, the welding wire traction tube with wire feeding wheel gap between the clamping wheel flushes, the wire reel is fixed remove the right side of welding car.

5. The plasma welding torch for a steel plate according to claim 4, wherein: the driving mechanism comprises a driving motor, a gear steering box and a driving gear, an output shaft of the driving motor is linked with an input end of the gear steering box, an output shaft of the gear steering box downwards penetrates through a bottom plate of the movable welding vehicle, the driving gear is arranged on the output shaft of the gear steering box and meshed with the rack straight rail, and the driving motor and the gear steering box are fixed on the clutch rotating plate.

6. The plasma welding torch for steel plates according to claim 5, wherein: clutch mechanism includes clutch rotor plate, separation and reunion traction plate, separation and reunion pull rod, separation and reunion switch, the separation and reunion rotation plate set up in actuating mechanism's below, be provided with twice arc spout on the separation and reunion rotation plate, be provided with the staple in the arc spout, keep away from on the separation and reunion rotation plate the one end of separation and reunion switch is provided with rotatory center post, the staple with rotatory center post all is fixed in on the bottom plate of car is welded in the removal, the separation and reunion rotation plate with rotatory center post rotates to be connected, the separation and reunion traction plate set up in the top of separation and reunion rotation plate and with the separation and reunion rotation plate passes through swivelling joint nail swing joint, swivelling joint nail sets up in twice between the arc spout, the below of separation and reunion traction plate is provided with the spacing straight rail of separation and reunion, the separation and reunion traction plate with the spacing straight rail sliding connection of separation and reunion, the spacing straight rail of separation and reunion is fixed on the bottom plate of the car is welded in the removal, the separation and reunion traction plate pass through the separation and reunion pull rod with the separation and reunion switch is connected, the separation and reunion switch set up in the front end of car is welded in the removal.

7. The plasma welding torch for steel plates according to claim 6, wherein: the welding transverse moving mechanism comprises a transverse moving motor, a transverse moving screw rod, a transverse moving limiting straight rail and a transverse moving seat, the transverse moving motor is arranged in the movable welding trolley and is fixedly connected with the movable welding trolley through a fixing plate, the transverse moving screw rod is arranged on an output shaft of the transverse moving motor, the transverse moving limiting straight rail is parallel to the transverse moving screw rod, one end of the transverse moving limiting straight rail is fixedly connected with the fixing plate, the transverse moving limiting straight rail and the transverse moving screw rod extend out of the movable welding trolley, a limiting top plate is arranged at the other end of the transverse moving limiting straight rail, one end, far away from the transverse moving motor, of the transverse moving screw rod is rotatably connected with the limiting top plate, the transverse moving seat is arranged on the transverse moving screw rod and is in threaded connection with the transverse moving screw rod, the rear end of the transverse moving seat is in sliding connection with the transverse moving limiting straight rail, and a backing plate is arranged at the front end of the transverse moving seat.

8. The plasma welding torch for a steel plate according to claim 7, wherein: the welding longitudinal movement mechanism comprises a longitudinal movement motor, a longitudinal connecting plate, a longitudinal movement rack and a longitudinal movement seat, the longitudinal connecting plate is fixed in front of the base plate, the longitudinal movement motor is fixed at the top of the rear part of the longitudinal connecting plate, an output shaft of the longitudinal movement motor forwards penetrates through the longitudinal connecting plate, and a longitudinal movement gear is arranged on the output shaft of the longitudinal movement motor;

the top and the bottom of the longitudinal connecting plate are respectively provided with a group of connecting studs which are oppositely arranged, connecting pieces are arranged between the same group of two connecting studs, the longitudinal moving seat comprises a base plate and a rear fixed plate, the rear fixed plate is arranged at the rear of the base plate, the base plate is fixedly connected with the top and the bottom of the rear fixed plate respectively, a through groove is formed between the base plate and the rear fixed plate, the two connecting pieces are arranged in the through groove, the rear fixed plate penetrates through the connecting studs, the longitudinal moving rack is fixed on the rear end face of the rear fixed plate, and the longitudinal moving rack is meshed with the longitudinal moving gear.

9. The plasma welding torch for steel plates according to claim 8, wherein: welding mechanism includes welder link, plasma welder, the about pipe of welding wire, about pipe link and camera, welder link is fixed through a plurality of fix with screws on the base plate, the plasma welder is fixed on the welder link, about pipe link is fixed in welder link's the place ahead, the about pipe of welding wire with the welding wire traction tube intercommunication, the camera is fixed in about pipe link's side, the camera orientation the plasma welder.

10. The plasma welding torch for steel plates according to claim 9, wherein: the movable welding vehicle and the periphery of the welding longitudinal moving mechanism are provided with protective cases, a cable fixing frame is arranged above the protective cases of the movable welding vehicle, and a power cable from a high-voltage power supply of the plasma welding gun sequentially penetrates through the cable fixing frame and the welding gun connecting frame.