CN112536602B

CN112536602B - Cross arm tangent plane leveling welding device for electric power fitting

Info

Publication number: CN112536602B
Application number: CN202011391143.1A
Authority: CN
Inventors: 郭义红
Original assignee: Longnan Jiangnan Huayuan Power Co ltd; State Grid Gansu Electric Power Co Longnan Power Supply Co
Current assignee: Longnan Jiangnan Huayuan Power Co ltd; State Grid Gansu Electric Power Co Longnan Power Supply Co
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2022-10-28
Anticipated expiration: 2040-12-02
Also published as: CN112536602A

Abstract

The invention relates to the field of electric power fittings, in particular to a cross arm section leveling and welding device for electric power fittings. The technical problem of the invention is that: a cross-arm section leveling and welding device for electric power fittings is provided. A cross arm section leveling and welding device for electric power fittings comprises a stair, an underframe, a positioning and welding system, a blanking and punching system, a conversion system and a control screen; the stairs are connected with the underframe; a positioning welding system, a blanking punching system and a conversion system are sequentially arranged above the underframe. The invention realizes the automatic welding and drilling of the cross arm, can keep the shape of the assembly in the welding process, and ensures that the tangent plane keeps a joint state when being welded with the long angle iron; the welding quality is further ensured, and the production efficiency is improved.

Description

Cross arm tangent plane leveling welding device for electric power fitting

Technical Field

The invention relates to the field of electric power fittings, in particular to a cross arm section leveling and welding device for electric power fittings.

Background

The function of the cross arm is as follows: the top of the telegraph pole is transversely fixed with angle iron, and a porcelain bottle is arranged on the angle iron and used for supporting the overhead wire. The cross arm is an important component in a tower and is used for installing insulators and hardware fittings so as to support a conducting wire and a lightning conductor and keep a certain safety distance according to regulations.

A cross arm in the prior art is composed of a long angle iron, wherein the middle part of the side surface is connected with a combined piece with a section in a three-section wavy shape; the tangent planes at two sides of the assembly are welded with the middle part of the side surface of the long angle iron;

however, the combined parts are generally stacked together after production, the combined parts deform in continuous transfer or pressing, the two tangent planes and the tangent plane of the long angle iron cannot be neatly attached due to slight radian deformation, the combined parts are also alloy products with higher thicknesses, manual adjustment cannot be performed during welding, welding seams are often too large during welding, the deviation of the oblique openings of the tangent planes is indefinite, and welding force application is large; not only affects the quality of the welding, but also greatly affects the efficiency of manual operation.

In summary, a cross-arm-plane leveling welding device for power fittings is needed to solve the above problems.

Disclosure of Invention

In order to overcome the defects that the assembly is generally stacked together after production, the assembly is deformed in continuous transfer or pressing, the two sections cannot be neatly attached to the section of the long-angle iron due to slight radian deformation, the assembly is also an alloy product with higher thickness, manual adjustment cannot be performed during welding, the welding seam is too large during welding, the deviation of the bevel opening of the section is indefinite, and the welding force application is large; the invention has the defects of influencing the welding quality and greatly influencing the efficiency of manual operation, and the technical problem of the invention is as follows: a cross-arm section leveling and welding device for electric power fittings is provided.

A cross arm section leveling welding device for electric power fittings comprises a stair, an underframe, a positioning welding system, a blanking punching system, a conversion system and a control screen; the stairs are connected with the underframe; a positioning welding system, a blanking punching system and a conversion system are sequentially arranged above the underframe; the positioning welding system is connected with the control screen;

the positioning welding system comprises a motor, a first slide rail, a second slide rail, a first gear, a second gear, a first driving wheel, a second driving wheel, a first loop bar, a first ridge bar, a second loop bar, a first bevel gear, a first connecting rod, a second bevel gear, a fifth electric push rod, a third bevel gear, a third gear, a fourth bevel gear, a fourth gear, a fifth bevel gear, a sixth bevel gear, a first driving rod, a third driving wheel, a fourth driving wheel, a fifth driving wheel, a first screw rod, a first support frame, a first polish rod, a first transverse plate, a sixth gear, a sixth driving wheel, a seventh bevel gear, an eighth bevel gear, a second screw rod, a U-shaped frame, a seventh gear, an eighth driving wheel, a ninth gear, a feeding mold, a first welding gun, a first contact rod, a second welding gun, a second contact rod, a third support frame and a sixth loop bar; one side below the motor is connected with the first sliding rail in a sliding manner; the other side below the motor is in sliding connection with a second sliding rail; the lower parts of the first sliding rail and the second sliding rail are connected with the underframe; the output shaft of the motor is fixedly connected with the first gear; one side of the first gear is meshed with the second gear; a fifth gear is arranged on the other side of the first gear; the axle center of the second gear is fixedly connected with the first transmission wheel through a rotating shaft; the axle center of the second gear is connected with the underframe through a rotating shaft connecting and supporting seat; the outer ring surface of the first driving wheel is in transmission connection with the second driving wheel through a belt; the axle center of the second driving wheel is fixedly connected with the first sleeve rod; the outer surface of the first sleeve rod is rotatably connected with the third support frame; the inner part of the first sleeve rod is fixedly connected with one side of the first ridge rod; the other side of the first ridge rod is fixedly connected with the sixth loop bar; the outer surface of the sixth loop bar is rotatably connected with the third support frame; the sixth loop bar is connected with the underframe; the middle part of the outer surface of the first prismatic rod is in sliding connection with the second sleeve rod; one side of the outer surface of the second sleeve rod is fixedly connected with the first bevel gear; the other side of the outer surface of the second sleeve rod is fixedly connected with the second bevel gear; the middle part of the outer surface of the second sleeve rod is rotationally connected with the first connecting rod; the first connecting rod is fixedly connected with one side of the fifth electric push rod; the other side of the fifth electric push rod is fixedly connected with the third support frame; the third bevel gear and the third gear are simultaneously in rotating connection with the third support frame through a rotating shaft; the fourth bevel gear and the fourth gear are simultaneously in rotating connection with the third support frame through a rotating shaft; when the first bevel gear is meshed with the third bevel gear, the third bevel gear rotates, and the second bevel gear is not meshed with the fourth bevel gear; when the second bevel gear is meshed with the fourth bevel gear, the fourth bevel gear rotates, and the first bevel gear is not meshed with the third bevel gear at the moment; when the first bevel gear is not meshed with the third bevel gear and the second bevel gear is not meshed with the fourth bevel gear, the third bevel gear and the fourth bevel gear do not rotate; the axis of the fifth gear is fixedly connected with a fifth bevel gear through a rotating shaft; the fifth gear shaft center is connected with the bottom frame through a rotating shaft connecting support seat; the fifth bevel gear is meshed with the sixth bevel gear; the outer surface of the first transmission rod is fixedly connected with a third transmission wheel, a sixth bevel gear and a fourth transmission wheel in sequence; the outer surface of the first transmission rod is connected with the supporting seat and is connected with the underframe; the third driving wheel is in transmission connection with the conversion system through a belt; the outer ring surface of the fourth driving wheel is in transmission connection with the fifth driving wheel through a belt; the axle center of the fifth driving wheel is fixedly connected with the first screw rod; the first screw rod is rotationally connected with the first support frame; the first support frame is connected with the underframe; the first support frame is connected with the control screen; the first support frame is connected with the blanking punching system; one side of the first support frame, which is far away from the first screw rod, is fixedly connected with the first polished rod; the outer surfaces of the first screw rod and the first polish rod are simultaneously connected with a first transverse plate; the first transverse plate is simultaneously in rotating connection with the sixth gear and the sixth driving wheel through the rotating shaft; the first transverse plate is simultaneously and rotatably connected with the seventh driving wheel and the seventh bevel gear through a rotating shaft; the outer ring surface of the sixth driving wheel is in transmission connection with the seventh driving wheel through a belt; the first transverse plate is simultaneously and rotatably connected with the eighth gear and the eighth driving wheel through the rotating shaft; the first transverse plate is simultaneously in rotating connection with the ninth driving wheel and the ninth gear through the rotating shaft; the outer ring surface of the eighth driving wheel is in transmission connection with the ninth driving wheel through a belt; the seventh bevel gear is meshed with the eighth bevel gear; the axle center of the eighth bevel gear is fixedly connected with the second screw rod; the second screw rod is rotationally connected with the U-shaped frame; the U-shaped frame is rotationally connected with the seventh gear through a rotating shaft; the seventh gear is meshed with the ninth gear; the second screw rod is connected with the feeding die in a screwing mode; one side below the feeding mold is rotationally connected with the first welding gun through a torsion spring; the other side below the feeding die is rotationally connected with a second welding gun through a torsion spring; the first welding gun is welded with the first contact rod; the second welding gun is welded with the second feeler lever; when the third gear is meshed with the sixth gear, the sixth gear rotates; when the fourth gear is meshed with the eighth gear, the eighth gear rotates;

the blanking and punching system comprises a blanking frame, a base, a first electric push rod, a second electric push rod, a first cross rod, a first spring telescopic rod, a first connecting rod, a second spring telescopic rod, a third connecting rod, a fourth connecting rod, a third electric push rod, a fourth electric push rod, a second cross rod, a third slide rail, a first electric drill, a fourth slide rail and a second electric drill; a base is arranged on the side surface below the blanking frame; one side above the base is rotationally connected with the first electric push rod; the blanking frame is connected with the first support frame; the other side above the base is rotationally connected with a second electric push rod; the base is connected with the underframe; the base is connected with the conversion system; the other side of the first electric push rod is rotationally connected with the first cross rod; the other side of the second electric push rod is rotationally connected with the first cross rod; one side of the first cross rod is connected with the first spring telescopic rod in a sliding manner; the other side of the first cross rod is connected with a second spring telescopic rod in a sliding manner; the first spring telescopic rod is simultaneously in rotary connection with the first connecting rod and the second connecting rod through a rotating shaft; the second spring telescopic rod is simultaneously in rotary connection with the third connecting rod and the fourth connecting rod through a rotating shaft; the first connecting rod is rotatably connected with the third connecting rod through a rotating shaft; the second connecting rod and the fourth connecting rod are simultaneously in rotating connection with the first cross rod through rotating shafts; one side above the base is fixedly connected with a third electric push rod; the other side above the base is fixedly connected with a fourth electric push rod; one sides of the third electric push rod and the fourth electric push rod, which are far away from the base, are fixedly connected with the second cross rod; one side of the second cross rod is fixedly connected with the third slide rail; the other side of the second cross rod is fixedly connected with a fourth slide rail; the third sliding rail is in sliding connection with the first electric drill; the fourth sliding rail is in sliding connection with the second electric drill;

the conversion system comprises a second support frame, a tenth transmission wheel, a ninth bevel gear, a third sleeve rod, a tenth bevel gear, a second prismatic rod, a fourth sleeve rod, an eleventh bevel gear, a second connecting rod, a sixth electric push rod, a twelfth bevel gear, a fifth sleeve rod, a thirteenth bevel gear, an eleventh transmission wheel, a third screw rod, a twelfth transmission wheel, a fourth screw rod, a first positioning die, a fourteenth bevel gear, a second transmission rod, a fifteenth bevel gear, a sixteenth bevel gear, a fifth screw rod, a second polish rod, a third polish rod, a second transverse plate, a second positioning die, a third positioning die, a first elastic piece, a first clamping block, a second elastic piece and a second clamping block; the second support frame is simultaneously in rotating connection with the tenth driving wheel and the ninth bevel gear through a rotating shaft; the outer surface of the second support frame is rotationally connected with the third sleeve rod; the outer surface of the third sleeve rod is fixedly connected with a tenth bevel gear; the tenth bevel gear is meshed with the ninth bevel gear; the inside of the third sleeve rod is connected with the second prismatic rod in a sliding way; the outer surface of the second prismatic rod is connected with the fourth sleeve rod in a sliding manner; one side of the outer surface of the fourth sleeve rod is fixedly connected with an eleventh bevel gear; the other side of the outer surface of the fourth sleeve rod is fixedly connected with a twelfth bevel gear; the middle part of the outer surface of the fourth sleeve rod is rotatably connected with the second connecting rod; the second connecting rod is fixedly connected with the sixth electric push rod; one side of the sixth electric push rod, which is far away from the second connecting rod, is fixedly connected with the second support frame; one side of the second prismatic rod, which is far away from the third sleeve rod, is connected with the fifth sleeve rod in a sliding manner; the outer surface of the fifth loop bar is rotatably connected with the second support frame; the second support frame is rotationally connected with the third screw rod; the third screw rod is fixedly connected with the thirteenth bevel gear and the eleventh driving wheel; the thirteenth bevel gear is positioned above the twelfth bevel gear side; the second support frame is rotationally connected with the fourth screw rod; the fourth screw rod is fixedly connected with a twelfth driving wheel; the outer ring surface of the eleventh driving wheel is in transmission connection with the twelfth driving wheel through a belt; the third screw rod and the fourth screw rod are respectively connected with the first positioning die through connecting sleeves; the second support frame is rotationally connected with the second transmission rod; one side of the outer surface of the second transmission rod is fixedly connected with a fourteenth bevel gear; the other side of the outer surface of the second transmission rod is fixedly connected with a fifteenth bevel gear; the fourteenth bevel gear is located below the eleventh bevel gear side; the second support frame is rotationally connected with the fifth screw rod; the outer surface of the fifth screw rod is fixedly connected with a sixteenth bevel gear; the sixteenth bevel gear is meshed with the fifteenth bevel gear; one side of the inner part of the second support frame is fixedly connected with the second polished rod; the other side in the second support frame is fixedly connected with a third polished rod; the middle part of the outer surface of the fifth screw rod is in screwed connection with the second transverse plate; one side of the inner part of the second transverse plate is in sliding connection with the second polished rod; the other side of the interior of the second transverse plate is in sliding connection with a third polished rod; one end of the second transverse plate is fixedly connected with the second positioning die; the other end of the second transverse plate is fixedly connected with a third positioning die; the second support frame is fixedly connected with one side of the first elastic part; the other side of the first elastic piece is fixedly connected with the first clamping block; the first clamping block is in sliding connection with the second support frame; the second support frame is fixedly connected with one side of the second elastic piece; the other side of the second elastic piece is fixedly connected with the second clamping block; the second clamping block is in sliding connection with the second support frame; the second support frame is connected with the underframe; the second support frame is connected with the base; the outer ring surface of the tenth driving wheel is in transmission connection with the third driving wheel through a belt.

Further, a long rectangular groove is arranged in the same right-angle side of the first positioning die, the second positioning die and the third positioning die.

Further, a placing groove matched with the side surface of the assembly is arranged on one side, facing the blanking and punching system, of the interior of the feeding die, namely the middle of the placing groove is in a cambered surface convex shape.

Further, a convex block with a triangular section is arranged above the right-angle side of one side, close to the second support frame, of each of the first clamping block and the second clamping block.

Further, the highest point of the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod is lower than the height of the first cross rod.

The invention has the beneficial effects that: the invention realizes the automatic welding and drilling of the cross arm, can keep the shape of the assembly in the welding process, and ensures that the tangent plane keeps a fit state when the assembly is welded with the long angle iron; the welding quality is further ensured, and the production efficiency is improved;

when the blanking and punching combined device is used, the manufactured combined parts are placed in a blanking and punching system, and the combined parts are stacked in a single vertical shape; then controlling the control screen to operate, simultaneously placing the long angle iron on the conversion system, moving through the positioning welding system, transferring the assembly from the blanking punching system, limiting and sleeving, then continuously moving forwards, driving the long angle iron to move through the conversion system to be matched and contacted with the assembly, and further matching through the positioning welding system for welding; at the moment, the assembly is matched and sleeved with the long angle iron to be contacted, and the section can be attached neatly; the welding quality is ensured; after welding, the long angle iron drives the assembly to reset and move, the long angle iron is further driven by the conversion system to drive the assembly to transfer in the process, and long slotted holes on two sides of the long angle iron are drilled by matching with a blanking and punching system.

Drawings

FIG. 1 is a schematic perspective view of a first embodiment of the present invention;

FIG. 2 is a schematic perspective view of a second embodiment of the present invention;

FIG. 3 is a schematic perspective view of a first welding-position system of the present invention;

FIG. 4 is a schematic perspective view of a second tack welding system of the present invention;

FIG. 5 is a schematic view of a third embodiment of the tack welding system of the present invention;

FIG. 6 is a schematic view of a fourth embodiment of a tack welding system of the present invention;

FIG. 7 is a schematic perspective view of a blanking and punching system according to the present invention;

FIG. 8 is a first perspective view of the switching system of the present invention;

FIG. 9 is a second perspective view of the switching system of the present invention;

FIG. 10 is an enlarged view of Q of FIG. 9 according to the present invention.

In the above drawings: 1: stairs, 2: chassis, 3: tack welding system, 4: unloading system of punching, 5: conversion system, 6: control screen, 301: motor, 302: first slide rail, 303: second slide rail, 304: first gear, 305: second gear, 306: first drive wheel, 307: second drive wheel, 308: first bar, 309: first prism bar, 3010: second bar, 3011: first bevel gear, 3012: first connecting rod, 3013: second bevel gear, 3014: fifth electric putter, 3015: third bevel gear, 3016: third gear, 3017: fourth bevel gear, 3018: fourth gear, 3019: fifth gear, 3020: fifth bevel gear, 3021: sixth bevel gear, 3022: first transmission lever, 3023: third drive wheel, 3024: fourth drive wheel, 3025: fifth drive wheel, 3026: first lead screw, 3027: first support frame, 3028: first polish rod, 3029: first horizontal plate, 3030: sixth gear, 3031: sixth drive wheel, 3032: seventh transmission wheel, 3033: seventh bevel gear, 3034: eighth bevel gear, 3035: second lead screw, 3036: u-shaped frame, 3037: seventh gear, 3038: eighth gear, 3039: eighth transmission wheel, 3040: ninth drive wheel, 3041: ninth gear, 3042: charging mold, 3043: first welding gun, 3044: first feeler lever, 3045: second welding gun, 3046: second feeler lever, 3047: third support, 3048: sixth loop bar, 401: blanking box, 402: base, 403: first electric putter, 404: second electric putter, 405: first cross bar, 406: first spring telescopic rod, 407: first link, 408: second link, 409: second spring telescopic rod, 4010: third link, 4011: fourth link, 4012: third electric putter, 4013: fourth electric putter, 4014: second cross bar, 4015: third slide rail, 4016: first electric drill, 4017: fourth slide rail, 4018: second electric drill, 501: second support, 502: tenth transmission wheel, 503: ninth bevel gear, 504: third bar set, 505: tenth bevel gear, 506: second prismatic bar, 507: fourth bar, 508: eleventh bevel gear, 509: second connecting rod, 5010: sixth electric push rod, 5011: twelfth bevel gear, 5012: fifth bar, 5013: thirteenth bevel gear, 5014: eleventh transmission wheel, 5015: third lead screw, 5016: twelfth drive wheel, 5017: fourth lead screw, 5018: first positioning die, 5019: fourteenth bevel gear, 5020: second transmission lever, 5021: fifteenth bevel gear, 5022: sixteenth bevel gear, 5023: fifth screw, 5024: second polished rod, 5025: third polished rod, 5026: second diaphragm, 5027: second positioning die, 5028: third positioning die, 5029: first elastic member, 5030: first block, 5031: second elastic member, 5032: a second clamping block.

Detailed Description

The present invention now will be described more fully hereinafter with reference to the accompanying drawings, in which currently preferred embodiments of the invention are shown. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided for completeness and fully convey the scope of the invention to the skilled person.

Example 1

A cross arm section leveling welding device for electric power fittings is shown in figures 1-10 and comprises a stair 1, an underframe 2, a positioning welding system 3, a blanking punching system 4, a conversion system 5 and a control screen 6; the stair 1 is connected with the underframe 2; a positioning welding system 3, a blanking punching system 4 and a conversion system 5 are sequentially arranged above the underframe 2; the tack welding system 3 is connected to a control screen 6.

When in use, the device is firstly placed on the ground, and the underframe 2 is kept in a horizontal state; connecting an external power supply; then, an operator walks up the stairs 1 and places the manufactured assembly in the blanking and punching system 4, wherein the assembly is vertically stacked; then controlling the control screen 6 to operate, meanwhile, placing the long angle iron on the conversion system 5, moving through the positioning welding system 3, transferring the assembly from the blanking punching system 4, limiting and sleeving, then continuously moving forwards, driving the long angle iron to move and match through the conversion system 5 to be in contact with the assembly, and further matching through the positioning welding system 3 for welding; at the moment, the assembly is matched and sleeved to be in contact with the long angle iron, and the tangent plane can be neatly attached; the welding quality is ensured; after welding, the long angle iron drives the assembly to reset and move, the long angle iron is further driven by the conversion system 5 to drive the assembly to transfer in the process, and long slotted holes on two sides of the long angle iron are drilled by matching with the blanking and punching system 4; the invention realizes the automatic welding and drilling of the cross arm, can keep the shape of the assembly in the welding process, and ensures that the tangent plane keeps a joint state when being welded with the long angle iron; the welding quality is further ensured, and the production efficiency is improved.

The positioning welding system 3 comprises a motor 301, a first slide rail 302, a second slide rail 303, a first gear 304, a second gear 305, a first driving wheel 306, a second driving wheel 307, a first sleeve 308, a first prismatic rod 309, a second sleeve 3010, a first bevel gear 3011, a first connecting rod 3012, a second bevel gear 3013, a fifth electric push rod 3014, a third bevel gear 3015, a third gear 3016, a fourth bevel gear 3017, a fourth gear 3018, a fifth gear 3019, a fifth bevel gear 3020, a sixth bevel gear 3021, a first driving rod 3022, a third driving wheel 3023, a fourth driving wheel 3024, a fifth driving wheel 3025, a first screw rod 3026, a first support frame 3027, a first polished rod 3028, a first transverse plate 3029, a sixth gear 3030, a sixth driving wheel 3031, a seventh driving wheel 3032, a seventh driving wheel 3033, an eighth screw rod 3034, a second screw rod 3025, a U-shaped frame 3036, a seventh frame 3037, a seventh bevel rod 3040, a ninth welding gun contact support 3040, a ninth contact bar 3044, a ninth contact bar 3040, a first contact bar support 3040, a ninth contact bar support 3040, a second bevel gear 3040, a second contact bar support; one side below the motor 301 is connected with the first slide rail 302 in a sliding manner; the other side below the motor 301 is connected with a second slide rail 303 in a sliding manner; the lower parts of the first slide rail 302 and the second slide rail 303 are connected with the chassis 2; an output shaft of the motor 301 is fixedly connected with the first gear 304; the first gear 304 side is engaged with the second gear 305; the other side of the first gear 304 is provided with a fifth gear 3019; the axis of the second gear 305 is fixedly connected with the first driving wheel 306 through a rotating shaft; the axle center of the second gear 305 is connected with the underframe 2 through a rotating shaft connecting support seat; the outer ring surface of the first driving wheel 306 is in driving connection with a second driving wheel 307 through a belt; the axle center of the second driving wheel 307 is fixedly connected with the first sleeve rod 308; the outer surface of the first sleeve rod 308 is rotatably connected with a third support 3047; the interior of the first sleeve rod 308 is fixedly connected with one side of the first prismatic rod 309; the other side of the first ridge bar 309 is fixedly connected with a sixth loop bar 3048; the outer surface of the sixth loop bar 3048 is rotatably connected with a third support 3047; the sixth loop bar 3048 is connected with the chassis 2; the middle part of the outer surface of the first prismatic rod 309 is in sliding connection with the second sleeve rod 3010; one side of the outer surface of the second sleeve rod 3010 is fixedly connected with the first bevel gear 3011; the other side of the outer surface of the second sleeve rod 3010 is fixedly connected with a second bevel gear 3013; the middle part of the outer surface of the second sleeve rod 3010 is rotatably connected with the first connecting rod 3012; the first connecting rod 3012 is fixedly connected to one side of the fifth electric push rod 3014; the other side of the fifth electric push rod 3014 is fixedly connected to a third support frame 3047; the third bevel gear 3015 and the third gear 3016 are simultaneously connected to the third support frame 3047 through a rotating shaft; the fourth bevel gear 3017 and the fourth gear 3018 are simultaneously connected to the third support frame 3047 through a rotating shaft in a rotating manner; when first bevel gear 3011 meshes with third bevel gear 3015, third bevel gear 3015 rotates, and second bevel gear 3013 and fourth bevel gear 3017 do not mesh; when second bevel gear 3013 and fourth bevel gear 3017 are engaged, fourth bevel gear 3017 rotates, and at this time first bevel gear 3011 and third bevel gear 3015 are not engaged; when the first bevel gear 3011 is not meshed with the third bevel gear 3015 and the second bevel gear 3013 is not meshed with the fourth bevel gear 3017, the third bevel gear 3015 and the fourth bevel gear 3017 do not rotate; the axis of the fifth gear 3019 is fixedly connected to the fifth bevel gear 3020 through a rotating shaft; the axis of the fifth gear 3019 is connected with the chassis 2 through the rotating shaft connection supporting seat; the fifth bevel gear 3020 meshes with the sixth bevel gear 3021; the outer surface of the first transmission rod 3022 is fixedly connected with a third transmission wheel 3023, a sixth bevel gear 3021 and a fourth transmission wheel 3024 in sequence; the outer surface of the first transmission rod 3022 is connected with the supporting seat and connected with the underframe 2; the third driving wheel 3023 is in driving connection with the conversion system 5 through a belt; the outer annular surface of the fourth driving wheel 3024 is in driving connection with the fifth driving wheel 3025 through a belt; the axle center of the fifth driving wheel 3025 is fixedly connected with the first screw rod 3026; the first screw rod 3026 is rotatably connected with the first support 3027; the first support rack 3027 is connected with the chassis 2; the first support rack 3027 is connected with the control screen 6; the first support rack 3027 is connected with the blanking punching system 4; one side of the first support rack 3027, which is far away from the first screw rod 3026, is fixedly connected with the first polish rod 3028; the outer surfaces of the first screw rod 3026 and the first polish rod 3028 are simultaneously connected with a first horizontal plate 3029; the first transverse plate 3029 is simultaneously rotationally connected with the sixth gear 3030 and the sixth driving wheel 3031 through the rotating shaft; the first transverse plate 3029 is simultaneously rotationally connected with the seventh driving wheel 3032 and the seventh bevel gear 3033 through a rotating shaft; the outer annular surface of the sixth transmission wheel 3031 is in transmission connection with a seventh transmission wheel 3032 through a belt; the first cross plate 3029 is simultaneously rotationally connected with the eighth gear 3038 and the eighth transmission wheel 3039 through a rotating shaft; the first cross plate 3029 is rotatably connected to the ninth driving wheel 3040 and the ninth gear 3041 via a rotating shaft; the outer ring surface of the eighth driving wheel 3039 is in transmission connection with a ninth driving wheel 3040 through a belt; the seventh bevel gear 3033 meshes with the eighth bevel gear 3034; the axle center of the eighth bevel gear 3034 is fixedly connected with a second screw rod 3035; the second screw rod 3035 is rotatably connected with the U-shaped frame 3036; the U-shaped frame 3036 is rotatably connected with the seventh gear 3037 through a rotating shaft; the seventh gear 3037 is engaged with the ninth gear 3041; the second screw rod 3035 is screwed with the feeding mold 3042; one side below the feeding mold 3042 is rotatably connected to a first welding gun 3043 through a torsion spring; the other side below the feeding die 3042 is rotatably connected with a second welding gun 3045 through a torsion spring; a first welding gun 3043 welds a first contact bar 3044; a second welding gun 3045 welding with a second contact bar 3046; when the third gear 3016 meshes with the sixth gear 3030, the sixth gear 3030 rotates; when the fourth gear 3018 is engaged with the eighth gear 3038, the eighth gear 3038 rotates.

When the device is used, the first sliding rail 302 and the second sliding rail 303 are controlled to simultaneously drive the motor 301 to move left and right, so that the motor 301 can drive the first gear 304 to be meshed with the second gear 305 or meshed with the fifth gear 3019, or not meshed with both; when the motor 301 rotates to drive the first gear 304 to mesh with the fifth gear 3019, the fifth gear 3019 drives the fifth bevel gear 3020 to rotate, the fifth bevel gear 3020 rotates to mesh with the sixth bevel gear 3021 to drive the first transmission rod 3022 to rotate, the first transmission rod 3022 rotates to drive the third transmission wheel 3023 to drive the tenth transmission wheel 502 to rotate, and simultaneously, the fourth transmission wheel 3024 is driven to drive the fifth transmission wheel 3025 to rotate, the fifth transmission wheel 3025 rotates to drive the first lead screw 3026 on the first support 3027 to rotate, and the first lead screw 3026 rotates and simultaneously drives the first cross plate 3029 and the connected components to move in cooperation with the first polish rod 3028; when the feeding mold 3042 on the first cross plate 3029 contacts and sleeves the feeding assembly of the feeding punching system 4, the first gear 304 is driven to engage with the second gear 305 by the movement of the motor 301, the second gear 305 rotates to drive the first driving wheel 306 to drive the second driving wheel 307, the second driving wheel 307 drives the first sleeve rod 308 to rotate, and the first sleeve rod 308 and the sixth sleeve rod 3048 cooperate to drive the first prism 309 to rotate; at this time, the fifth electric push rod 3014 on the third support 3047 is controlled to extend and retract to drive the first connecting rod 3012 to drive the second sleeve 3010 to slide on the first prism 309, the second sleeve 3010 drives the first bevel gear 3011 and the second bevel gear 3013 to slide when sliding, and the first bevel gear 3011 and the third bevel gear 3015 are engaged to drive the third gear 3016 to rotate; the third gear 3016 is engaged with the sixth gear 3030 in a rotating manner to drive the sixth transmission wheel 3031 to transmit a seventh transmission wheel 3032, the seventh transmission wheel 3032 is driven to drive the seventh bevel gear 3033 to rotate, the seventh bevel gear 3033 can drive the eighth bevel gear 3034 to drive the second lead screw 3035 to rotate, the second lead screw 3035 drives the feeding mold 3042 to move back and forth in a reciprocating manner in accordance with the fine adjustment position, then the fourth bevel gear 3018 can be driven to rotate by engaging the second bevel gear 3013 with the fourth bevel gear 3017 in a rotating manner to drive the fourth gear 3018, the fourth gear 3018 can be driven to rotate in a rotating manner to engage the eighth gear 3038, the eighth gear 3038 can drive the eighth transmission wheel 3039 to drive the ninth transmission wheel 3040 to drive the ninth gear 3041 to rotate in accordance with the fine adjustment position, the ninth gear 3041 is driven to rotate in a rotating manner to engage the seventh gear 3037 in a rotating manner to drive the U-shaped frame 3036 to rotate by a certain angle in a fine adjustment angle, and drive the feeding mold 3042 on the second lead screw 3035 to better cover the assembly at a position limit; when the feeding mold 3042 approaches the blanking punching system 4, the first contact bar 3044 and the second contact bar 3046 first contact with the blanking punching system 4, so that the first welding gun 3043 and the second welding gun 3045 are moved in opposite directions to prevent the interference of the contact of the assembly; at a later stage, the first welding gun 3043 and the second welding gun 3045 can be matched to weld the assembly and the long angle iron; the system realizes the operation of the linkage conversion system 5 and simultaneously cooperates with the feeding transfer and the cooperation welding of the assembly.

The blanking punching system 4 comprises a blanking frame 401, a base 402, a first electric push rod 403, a second electric push rod 404, a first cross bar 405, a first spring telescopic rod 406, a first connecting rod 407, a second connecting rod 408, a second spring telescopic rod 409, a third connecting rod 4010, a fourth connecting rod 4011, a third electric push rod 4012, a fourth electric push rod 4013, a second cross bar 4014, a third sliding rail 4015, a first electric drill 4016, a fourth sliding rail 4017 and a second electric drill 4018; a base 402 is arranged on the side surface below the blanking frame 401; one side above the base 402 is rotatably connected with a first electric push rod 403; the blanking frame 401 is connected with the first support rack 3027; the other side above the base 402 is rotatably connected with a second electric push rod 404; the base 402 is connected with the chassis 2; base 402 is connected to conversion system 5; the other side of the first electric push rod 403 is rotationally connected with the first cross rod 405; the other side of the second electric push rod 404 is rotatably connected with the first cross rod 405; one side of the first cross bar 405 is connected with the first spring telescopic rod 406 in a sliding way; the other side of the first cross bar 405 is connected with a second spring telescopic rod 409 in a sliding way; the first spring telescopic rod 406 is simultaneously connected with the first connecting rod 407 and the second connecting rod 408 in a rotating way through a rotating shaft; the second spring telescopic rod 409 is simultaneously in rotating connection with the third connecting rod 4010 and the fourth connecting rod 4011 through a rotating shaft; the first connecting rod 407 is rotatably connected with the third connecting rod 4010 through a rotating shaft; the second connecting rod 408 and the fourth connecting rod 4011 are simultaneously in rotating connection with the first cross rod 405 through rotating shafts; one side above the base 402 is fixedly connected with a third electric push rod 4012; the other side above the base 402 is fixedly connected with a fourth electric push rod 4013; one sides of the third electric push rod 4012 and the fourth electric push rod 4013 far away from the base 402 are fixedly connected with a second cross rod 4014; one side of the second cross bar 4014 is fixedly connected with a third slide rail 4015; the other side of the second cross bar 4014 is fixedly connected with a fourth slide rail 4017; the third slide rail 4015 is in sliding connection with the first electric drill 4016; the fourth slide rail 4017 is slidably connected to a second electric drill 4018.

During processing, the assembly is placed in the blanking frame 401 and vertically stacked, then the concave surface of the assembly faces the feeding mold 3042, and the first electric push rod 403 and the second electric push rod 404 on the base 402 are controlled to ascend, when the feeding mold 3042 approaches, the curved arc surfaces formed by the waves on the two sides of the assembly approach to one side of the feeding mold 3042, at the moment, the assembly inclines, and the curved arc surfaces formed by the waves on the two sides contact with the first connecting rod 407, the second connecting rod 408, the third connecting rod 4010 and the fourth connecting rod 4011, and the assembly is sleeved with a limit in cooperation with the movement of the feeding mold 3042; in the process, due to the approach of the feeding mold 3042, the first connecting rod 407, the second connecting rod 408, the third connecting rod 4010 and the fourth connecting rod 4011 are folded, and at this time, the second spring telescopic rod 409 and the first spring telescopic rod 406 respectively slide towards two sides in the first cross rod 405, so that the assembly can be better driven to be sleeved in the feeding mold 3042; when the assembly is sleeved in the feeding mold 3042, the first electric push rod 403 and the second electric push rod 404 descend to drive the first connecting rod 407, the second connecting rod 408, the third connecting rod 4010 and the fourth connecting rod 4011 to descend, and at this time, the feeding mold 3042 is driven to move; after the assembly is welded with the long angle iron, the third electric push rod 4012 and the fourth electric push rod 4013 simultaneously drive the second cross rod 4014 to lift, so that the first electric drill 4016 and the second electric drill 4018 on two sides of the second cross rod are contacted and matched with the long angle iron for drilling, and the third sliding rail 4015 and the fourth sliding rail 4017 can respectively drive the first electric drill 4016 and the second electric drill 4018 to reciprocate to drill the long slotted hole; the system realizes the matched blanking and transfer, so that the assembly is kept in a fixed form and is welded in a matched manner and is attached to the tangent plane of the long-angle iron; simultaneously, long slotted holes are drilled in a matching manner.

According to the invention, the conversion system 5 comprises a second support frame 501, a tenth driving wheel 502, a ninth bevel gear 503, a third set of rod 504, a tenth bevel gear 505, a second prismatic rod 506, a fourth set of rod 507, an eleventh bevel gear 508, a second connecting rod 509, a sixth electric push rod 5010, a twelfth bevel gear 5011, a fifth set of rod 5012, a thirteenth bevel gear 5013, an eleventh driving wheel 5014, a third lead screw 5015, a twelfth driving wheel 5016, a fourth lead screw 5017, a first positioning die 5018, a fourteenth bevel gear 5019, a second driving rod 5020, a fifteenth bevel gear 5021, a sixteenth bevel gear 5022, a fifth lead screw 5023, a second polished rod 5024, a third polished rod 5025, a second transverse plate 5026, a second positioning die 5027, a third positioning die 5028, a first elastic piece 5029, a first clamping block 5030, a second elastic piece 5031 and a second clamping block 5032; the second support frame 501 is simultaneously in rotating connection with a tenth driving wheel 502 and a ninth bevel gear 503 through a rotating shaft; the outer surface of the second supporting frame 501 is rotatably connected with the third sleeve rod 504; the outer surface of the third loop bar 504 is fixedly connected with a tenth bevel gear 505; the tenth bevel gear 505 is meshed with the ninth bevel gear 503; the inside of the third sleeve rod 504 is slidably connected with a second prismatic rod 506; the outer surface of the second prismatic rod 506 is connected with the fourth set of rods 507 in a sliding way; one side of the outer surface of the fourth sleeve rod 507 is fixedly connected with an eleventh bevel gear 508; the other side of the outer surface of the fourth sleeve rod 507 is fixedly connected with a twelfth bevel gear 5011; the middle part of the outer surface of the fourth sleeve rod 507 is rotatably connected with a second connecting rod 509; the second connecting rod 509 is fixedly connected with the sixth electric push rod 5010; one side of the sixth electric push rod 5010, which is far away from the second connecting rod 509, is fixedly connected with the second support frame 501; the side, away from the third sleeve rod 504, of the second ridge rod 506 is in sliding connection with the fifth sleeve rod 5012; the outer surface of the fifth sleeve rod 5012 is rotatably connected with the second support frame 501; the second support frame 501 is rotatably connected with a third screw 5015; the third lead screw 5015 is fixedly connected with a thirteenth bevel gear 5013 and an eleventh transmission wheel 5014 at the same time; the thirteenth bevel gear 5013 is located above the twelfth bevel gear 5011 side; the second support frame 501 is rotatably connected with a fourth screw 5017; the fourth lead screw 5017 is fixedly connected with a twelfth transmission wheel 5016; the outer ring surface of the eleventh transmission wheel 5014 is in transmission connection with a twelfth transmission wheel 5016 through a belt; the third lead screw 5015 and the fourth lead screw 5017 are respectively connected with a first positioning die 5018 through connecting sleeves; the second support frame 501 is rotatably connected with a second transmission rod 5020; one side of the outer surface of the second transmission rod 5020 is fixedly connected with a fourteenth bevel gear 5019; the other side of the outer surface of the second transmission rod 5020 is fixedly connected with a fifteenth bevel gear 5021; the fourteenth bevel gear 5019 is located below the eleventh bevel gear 508 side; the second support frame 501 is rotatably connected with a fifth screw rod 5023; the outer surface of the fifth screw 5023 is fixedly connected with a sixteenth bevel gear 5022; a sixteenth bevel gear 5022 is engaged with a fifteenth bevel gear 5021; one side of the inside of the second support frame 501 is fixedly connected with a second polished rod 5024; the other side inside the second support frame 501 is fixedly connected with a third polished rod 5025; the middle part of the outer surface of the fifth screw rod 5023 is screwed with a second transverse plate 5026; one side of the inner part of the second transverse plate 5026 is in sliding connection with the second polished rod 5024; the other side inside the second transverse plate 5026 is in sliding connection with a third polished rod 5025; one end of a second transverse plate 5026 is fixedly connected with a second positioning die 5027; the other end of the second transverse plate 5026 is fixedly connected with a third positioning die 5028; the second support 501 is fixedly connected with one side of the first elastic piece 5029; the other side of the first elastic piece 5029 is fixedly connected with the first clamping block 5030; the first clamping block 5030 is in sliding connection with the second support bracket 501; the second supporting frame 501 is fixedly connected with one side of the second elastic member 5031; the other side of the second elastic member 5031 is fixedly connected with a second clamping block 5032; the second clamping blocks 5032 are connected with the second supporting frame 501 in a sliding manner; the second support frame 501 is connected with the underframe 2; the second supporting frame 501 is connected with the base 402; the outer circumferential surface of the tenth drive wheel 502 is drivingly connected to the third drive wheel 3023 via a belt.

When a tenth driving wheel 502 on a second support frame 501 is driven, a ninth bevel gear 503 is driven to rotate, the ninth bevel gear 503 is rotationally meshed with a tenth bevel gear 505 to drive a third sleeve rod 504 to rotate, the third sleeve rod 504 and a fifth sleeve rod 5012 are matched to rotate to drive a second ridge rod 506 to rotate, the second ridge rod 506 drives a fourth sleeve rod 507 to rotate, when long-angle iron is welded, a sixth electric push rod 5010 stretches and retracts to drive a second connecting rod 509 to drive the fourth sleeve rod 507 to slide on the second ridge rod 506, when sliding, an eleventh bevel gear 508 and a twelfth bevel gear 5011 are driven to simultaneously rotate, before the process, the long-angle iron is placed in a first positioning die 5018, when the twelfth bevel gear 5011 is meshed with a thirteenth bevel gear 5013, the thirteenth bevel gear 3 drives a third lead screw 5015 to rotate, and simultaneously drives the eleventh 5014 to drive a twelfth 501driving wheel 6 to rotate, the twelfth driving wheel 5016 rotates to drive a fourth 5017 to rotate, and the third 5015 and the fourth lead screw 5017 simultaneously drive a positioning lead screw 5018 to drive a welding assembly to close to a welding die assembly; when the first positioning die 5018 drives the long angle iron and the welded assembly to reset after welding, the long angle iron is inserted into the second positioning die 5027 and the third positioning die 5028 in the process, at this time, as the first positioning die 5018 continues to move, the long angle iron is separated from the first positioning die 5018, the long angle iron is hung in the second positioning die 5027 and the third positioning die 5028, at this time, the eleventh bevel gear 508 is controlled to be meshed with the fourteenth bevel gear 5019, the fourteenth bevel gear 5019 rotates to drive the second transmission rod 5020 to drive the fifteenth bevel gear 5021 to be meshed with the sixteenth bevel gear 5022, the sixteenth bevel gear 5022 rotates to drive the fifth lead screw 5023 to rotate, the fifth lead screw 5023 rotates to drive the second transverse plate 5026 to move downwards under the cooperation of the second polished rod 5024 and the third polished rod 5025, and when moving downwards, the second positioning die 5027 and the third positioning die 5028 simultaneously drive the long angle iron to move downwards, so that the first elastic piece 5029 and the second elastic piece 5021 are stretched, the first elastic piece is stretched, the first elongated clamp 5031 is in sliding fit with the second positioning die 5038, and the second elongated clamp 5038 to fix the long angle iron on the second positioning die 5027 and the second positioning clamp 5038; the system realizes the matching of the long angle iron and the welding of the assembly, and simultaneously, the long angle iron is matched and converted to drill the long slotted hole.

In the invention, a long rectangular groove is arranged in the same right-angle edge of the first positioning die 5018, the second positioning die 5027 and the third positioning die 5028.

The angle iron can be conveniently placed and clamped to be welded.

In the present invention, a placing groove matched with the side surface of the assembly is disposed on a side of the interior of the feeding mold 3042 facing the blanking and punching system 4, that is, the middle of the placing groove is in a convex arc shape.

Can be convenient for with the sub-assembly spacing, the cooperation is carried out the material loading and is made up with the angle bar.

In the invention, a protrusion with a triangular cross section is arranged above the right-angle side of one side of the second supporting frame 501 close to each of the first clamping block 5030 and the second clamping block 5032.

The angle iron can be matched and limited.

The highest point of the first link 407, the second link 408, the third link 4010 and the fourth link 4011 is lower than the height of the first cross bar 405.

The assembly can form an inclined state in the blanking process due to the structural shape of the assembly and the height difference between the structures; the assembly is nested in cooperation with a loading mold 3042.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. The scope of the following claims is to be accorded the broadest interpretation so as to encompass all such modifications and equivalent structures and functions.

Claims

1. The utility model provides a cross arm tangent plane leveling welding set for electric power fitting, including stair, chassis and control panel, characterized by: the automatic blanking and punching machine also comprises a positioning welding system, a blanking and punching system and a conversion system; the stairs are connected with the underframe; a positioning welding system, a blanking punching system and a conversion system are sequentially arranged above the underframe; the positioning welding system is connected with the control screen;

the positioning welding system comprises a motor, a first slide rail, a second slide rail, a first gear, a second gear, a first driving wheel, a second driving wheel, a first loop bar, a first ridge bar, a second loop bar, a first bevel gear, a first connecting rod, a second bevel gear, a fifth electric push rod, a third bevel gear, a third gear, a fourth bevel gear, a fourth gear, a fifth bevel gear, a sixth bevel gear, a first driving rod, a third driving wheel, a fourth driving wheel, a fifth driving wheel, a first screw rod, a first support frame, a first polish rod, a first transverse plate, a sixth gear, a sixth driving wheel, a seventh bevel gear, an eighth bevel gear, a second screw rod, a U-shaped frame, a seventh gear, an eighth driving wheel, a ninth gear, a feeding mold, a first welding gun, a first contact rod, a second welding gun, a second contact rod, a third support frame and a sixth loop bar; one side below the motor is in sliding connection with the first sliding rail; the other side below the motor is in sliding connection with a second sliding rail; the lower parts of the first sliding rail and the second sliding rail are connected with the underframe; the output shaft of the motor is fixedly connected with the first gear; one side of the first gear is meshed with the second gear; a fifth gear is arranged on the other side of the first gear; the second gear hub is fixedly connected with the first transmission wheel through a rotating shaft; the axle center of the second gear is connected with the underframe through a rotating shaft connecting and supporting seat; the outer ring surface of the first driving wheel is in transmission connection with the second driving wheel through a belt; the axle center of the second driving wheel is fixedly connected with the first sleeve rod; the outer surface of the first sleeve rod is rotationally connected with the third support frame; the inner part of the first sleeve rod is fixedly connected with one side of the first ridge rod; the other side of the first ridge rod is fixedly connected with the sixth loop bar; the outer surface of the sixth loop bar is rotatably connected with the third support frame; the sixth loop bar is connected with the underframe; the middle part of the outer surface of the first prismatic rod is in sliding connection with the second sleeve rod; one side of the outer surface of the second sleeve rod is fixedly connected with the first bevel gear; the other side of the outer surface of the second sleeve rod is fixedly connected with a second bevel gear; the middle part of the outer surface of the second sleeve rod is rotationally connected with the first connecting rod; the first connecting rod is fixedly connected with one side of the fifth electric push rod; the other side of the fifth electric push rod is fixedly connected with the third support frame; the third bevel gear and the third gear are simultaneously in rotating connection with the third support frame through a rotating shaft; the fourth bevel gear and the fourth gear are simultaneously in rotating connection with the third support frame through a rotating shaft; when the first bevel gear is meshed with the third bevel gear, the third bevel gear rotates, and the second bevel gear is not meshed with the fourth bevel gear; when the second bevel gear is meshed with the fourth bevel gear, the fourth bevel gear rotates, and the first bevel gear is not meshed with the third bevel gear at the moment; when the first bevel gear is not meshed with the third bevel gear and the second bevel gear is not meshed with the fourth bevel gear, the third bevel gear and the fourth bevel gear do not rotate; the axis of the fifth gear is fixedly connected with a fifth bevel gear through a rotating shaft; the fifth gear shaft center is connected with the bottom frame through a rotating shaft connecting supporting seat; the fifth bevel gear is meshed with the sixth bevel gear; the outer surface of the first transmission rod is fixedly connected with a third transmission wheel, a sixth bevel gear and a fourth transmission wheel in sequence; the outer surface of the first transmission rod is connected with the supporting seat and is connected with the underframe; the third driving wheel is in transmission connection with the conversion system through a belt; the outer ring surface of the fourth driving wheel is in transmission connection with the fifth driving wheel through a belt; the axle center of the fifth driving wheel is fixedly connected with the first screw rod; the first screw rod is rotatably connected with the first support frame; the first supporting frame is connected with the underframe; the first support frame is connected with the control screen; the first support frame is connected with the blanking punching system; one side of the first support frame, which is far away from the first screw rod, is fixedly connected with the first polished rod; the outer surfaces of the first screw rod and the first polish rod are simultaneously connected with a first transverse plate; the first transverse plate is simultaneously in rotating connection with the sixth gear and the sixth driving wheel through the rotating shaft; the first transverse plate is simultaneously and rotatably connected with the seventh driving wheel and the seventh bevel gear through a rotating shaft; the outer ring surface of the sixth driving wheel is in transmission connection with the seventh driving wheel through a belt; the first transverse plate is simultaneously and rotatably connected with the eighth gear and the eighth driving wheel through the rotating shaft; the first transverse plate is simultaneously in rotating connection with the ninth driving wheel and the ninth gear through the rotating shaft; the outer ring surface of the eighth driving wheel is in transmission connection with the ninth driving wheel through a belt; the seventh bevel gear is meshed with the eighth bevel gear; the axle center of the eighth bevel gear is fixedly connected with the second screw rod; the second screw rod is rotatably connected with the U-shaped frame; the U-shaped frame is rotationally connected with the seventh gear through a rotating shaft; the seventh gear is meshed with the ninth gear; the second screw rod is connected with the feeding die in a screwing mode; one side below the feeding mold is rotationally connected with the first welding gun through a torsion spring; the other side of the lower part of the feeding die is rotationally connected with a second welding gun through a torsion spring; the first welding gun is welded with the first feeler lever; the second welding gun is welded with the second contact rod; when the third gear is meshed with the sixth gear, the sixth gear rotates; when the fourth gear is meshed with the eighth gear, the eighth gear rotates;

the blanking and punching system comprises a blanking frame, a base, a first electric push rod, a second electric push rod, a first cross rod, a first spring telescopic rod, a first connecting rod, a second spring telescopic rod, a third connecting rod, a fourth connecting rod, a third electric push rod, a fourth electric push rod, a second cross rod, a third slide rail, a first electric drill, a fourth slide rail and a second electric drill; a base is arranged on the side surface below the blanking frame; one side above the base is rotatably connected with the first electric push rod; the blanking frame is connected with the first support frame; the other side above the base is rotationally connected with a second electric push rod; the base is connected with the underframe; the base is connected with the conversion system; the other side of the first electric push rod is rotationally connected with the first cross rod; the other side of the second electric push rod is rotationally connected with the first cross rod; one side of the first cross rod is connected with the first spring telescopic rod in a sliding manner; the other side of the first cross rod is connected with a second spring telescopic rod in a sliding manner; the first spring telescopic rod is simultaneously in rotary connection with the first connecting rod and the second connecting rod through a rotating shaft; the second spring telescopic rod is simultaneously in rotary connection with the third connecting rod and the fourth connecting rod through a rotating shaft; the first connecting rod is rotatably connected with the third connecting rod through a rotating shaft; the second connecting rod and the fourth connecting rod are simultaneously in rotating connection with the first cross rod through rotating shafts; one side above the base is fixedly connected with a third electric push rod; the other side above the base is fixedly connected with a fourth electric push rod; one sides of the third electric push rod and the fourth electric push rod, which are far away from the base, are fixedly connected with the second cross rod; one side of the second cross rod is fixedly connected with the third slide rail; the other side of the second cross rod is fixedly connected with a fourth slide rail; the third sliding rail is in sliding connection with the first electric drill; the fourth sliding rail is in sliding connection with the second electric drill;

the conversion system comprises a second support frame, a tenth transmission wheel, a ninth bevel gear, a third sleeve rod, a tenth bevel gear, a second prismatic rod, a fourth sleeve rod, an eleventh bevel gear, a second connecting rod, a sixth electric push rod, a twelfth bevel gear, a fifth sleeve rod, a thirteenth bevel gear, an eleventh transmission wheel, a third screw rod, a twelfth transmission wheel, a fourth screw rod, a first positioning die, a fourteenth bevel gear, a second transmission rod, a fifteenth bevel gear, a sixteenth bevel gear, a fifth screw rod, a second polish rod, a third polish rod, a second transverse plate, a second positioning die, a third positioning die, a first elastic piece, a first clamping block, a second elastic piece and a second clamping block; the second support frame is simultaneously in rotating connection with the tenth driving wheel and the ninth bevel gear through a rotating shaft; the outer surface of the second support frame is rotationally connected with the third sleeve rod; the outer surface of the third sleeve rod is fixedly connected with a tenth bevel gear; the tenth bevel gear is meshed with the ninth bevel gear; the inside of the third sleeve rod is connected with the second prismatic rod in a sliding way; the outer surface of the second prismatic rod is in sliding connection with the fourth sleeve rod; one side of the outer surface of the fourth sleeve rod is fixedly connected with an eleventh bevel gear; the other side of the outer surface of the fourth sleeve rod is fixedly connected with a twelfth bevel gear; the middle part of the outer surface of the fourth sleeve rod is rotationally connected with the second connecting rod; the second connecting rod is fixedly connected with the sixth electric push rod; one side of the sixth electric push rod, which is far away from the second connecting rod, is fixedly connected with the second support frame; one side of the second prismatic rod, which is far away from the third sleeve rod, is connected with the fifth sleeve rod in a sliding manner; the outer surface of the fifth loop bar is rotatably connected with the second support frame; the second support frame is rotationally connected with the third screw rod; the third screw rod is fixedly connected with a thirteenth bevel gear and an eleventh driving wheel; the thirteenth bevel gear is positioned above the twelfth bevel gear side; the second support frame is rotationally connected with the fourth screw rod; the fourth screw rod is fixedly connected with the twelfth driving wheel; the outer ring surface of the eleventh driving wheel is in transmission connection with the twelfth driving wheel through a belt; the third screw rod and the fourth screw rod are respectively connected with the first positioning die through connecting sleeves; the second support frame is rotationally connected with the second transmission rod; one side of the outer surface of the second transmission rod is fixedly connected with a fourteenth bevel gear; the other side of the outer surface of the second transmission rod is fixedly connected with a fifteenth bevel gear; the fourteenth bevel gear is located below the eleventh bevel gear side; the second support frame is rotationally connected with the fifth screw rod; the outer surface of the fifth screw rod is fixedly connected with a sixteenth bevel gear; the sixteenth bevel gear is meshed with the fifteenth bevel gear; one side of the inner part of the second support frame is fixedly connected with the second polished rod; the other side in the second support frame is fixedly connected with a third polished rod; the middle part of the outer surface of the fifth screw rod is in screwed connection with the second transverse plate; one side of the inner part of the second transverse plate is in sliding connection with the second polished rod; the other side of the interior of the second transverse plate is in sliding connection with a third polished rod; one end of the second transverse plate is fixedly connected with the second positioning die; the other end of the second transverse plate is fixedly connected with a third positioning die; the second support frame is fixedly connected with one side of the first elastic part; the other side of the first elastic piece is fixedly connected with the first clamping block; the first clamping block is connected with the second supporting frame in a sliding mode; the second support frame is fixedly connected with one side of the second elastic piece; the other side of the second elastic piece is fixedly connected with the second clamping block; the second clamping block is in sliding connection with the second support frame; the second support frame is connected with the underframe; the second support frame is connected with the base; the outer ring surface of the tenth driving wheel is in transmission connection with the third driving wheel through a belt.

2. The cross-arm section leveling welding device for the electric power fittings according to claim 1, which is characterized in that: and a long rectangular groove is arranged in the same right-angle side of the first positioning die, the second positioning die and the third positioning die.

3. The cross-arm section leveling welding device for the electric power fittings as claimed in claim 2, wherein: one side of the interior of the feeding die, which faces the blanking punching system, is provided with a placing groove matched with the side surface of the combined piece, namely the middle part of the placing groove is in a convex arc surface shape.

4. The cross-arm section leveling welding device for the electric power fittings as claimed in claim 3, wherein: the first clamping block and the second clamping block are provided with a convex block with a triangular cross section above the right-angle side close to one side of the second support frame.

5. The cross arm tangent plane leveling welding device for the electric power fitting as claimed in claim 4, wherein: the highest point of the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod is lower than the height of the first cross rod.