CN116175037A - Blind tooth welding device and method for gear machining - Google Patents

Blind tooth welding device and method for gear machining Download PDF

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Publication number
CN116175037A
CN116175037A CN202310391684.1A CN202310391684A CN116175037A CN 116175037 A CN116175037 A CN 116175037A CN 202310391684 A CN202310391684 A CN 202310391684A CN 116175037 A CN116175037 A CN 116175037A
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China
Prior art keywords
driving
wall
gear
limiting
assembly
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Granted
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CN202310391684.1A
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Chinese (zh)
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CN116175037B (en
Inventor
丁祥
杨小乐
叶强华
朱国正
华林
张顺
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Taizhou Rich Power Machinery Co ltd
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Taizhou Rich Power Machinery Co ltd
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Publication of CN116175037A publication Critical patent/CN116175037A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/02—Carriages for supporting the welding or cutting element
    • B23K37/0211—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426—Fixtures for other work
    • B23K37/0435—Clamps
    • B23K37/0443—Jigs
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gears, Cams (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)

Abstract

The invention discloses a blind tooth welding device for gear machining and a method thereof, which belong to the technical field of gear machining, and particularly relate to a blind tooth welding device for gear machining and a blind tooth welding method thereof.

Description

Blind tooth welding device and method for gear machining
Technical Field
The invention relates to the technical field of gear machining, in particular to a blind tooth welding device and a blind tooth welding method for gear machining.
Background
Gears are mechanical devices that engage each other, because the outer periphery closely resembles teeth, so called gears, which are something we have to say that the production activity is not necessary, the quality of the gears directly affects the running speed of the machine.
In the existing gear processing, the gear assembly needs to be welded, when the gear is welded, in order to prevent one end of the gear from being clamped and fixed during welding, so that a welding blind area exists in the gear, when the welding blind area is welded, the welding point is easily deviated due to the fact that the welding point cannot be directly observed or accurately determined, the gear assembly is not firmly welded, the welding point is not consistent, and the situation that the welding point is easily separated occurs.
Disclosure of Invention
The present invention has been made in view of the above and/or problems occurring in the prior art of a blind tooth welding apparatus for gear processing and a method thereof.
Therefore, the present invention is directed to a blind tooth welding device for gear processing and a method thereof, which can solve the above-mentioned existing problems by starting a first welding gun support to emit laser pulses to a gear, receiving the laser pulses in real time by a second welding gun support on the opposite side, driving a ring-shaped limiting device to rotate, driving a driving assembly to move, and driving a swinging device to drive the gear to perform angle adjustment.
In order to solve the technical problems, according to one aspect of the present invention, the following technical solutions are provided:
a blind tooth welding device for gear machining, comprising:
the workbench is arranged on the ground and can drive the annular limiting device to rotate angularly;
the annular limiting device is connected to the surface driving end of the workbench, can limit the movement of the driving assembly and provides freedom of a rotation angle;
the driving components are connected to the upper end and the lower end of the inside of the annular limiting device, two groups of driving components are arranged, the surface of the driving component at the lower end is connected with the first welding gun support, the bottom of the driving component at the upper end is connected with the second welding gun support, and the first welding gun support and the second welding gun support are always kept in a parallel state;
a first welding gun holder capable of performing a welding operation on a gear to be welded;
the second welding gun support can be matched with the first welding gun support to realize opposite welding;
the swinging device is arranged on the surface of the workbench, can clamp the gear and can drive the gear to conduct angle adjustment.
As a preferable mode of the blind tooth welding device for gear processing according to the invention, wherein: the work bench includes:
the rotary table is arranged on the ground, and a notch is formed in the upper end of the left side of the outer wall;
the middle column is arranged in the middle of the inside of the rotary table, and the periphery of the upper end of the outer wall is provided with a chute;
the rotating assembly is connected inside the chute in a sliding way;
and the rotary driving assembly is arranged at the upper end of the left side of the outer wall of the rotary table, and the driving end penetrates through the notch and is in meshed connection with the left end of the outer wall of the rotary assembly.
As a preferable mode of the blind tooth welding device for gear processing according to the invention, wherein: the rotating assembly includes:
the inner wall of the rotating disk is provided with a sliding ring, the periphery of the outer wall of the rotating disk is provided with rotary teeth, the sliding ring is connected in the sliding groove in a sliding manner, and the left end of the rotary teeth is in meshed connection with the driving end of the rotary driving assembly;
the rotary drive assembly includes:
the support plate is arranged at the upper end of the left side of the outer wall of the rotary table;
a rotary driving motor arranged at the top of the support plate;
the rotary driving gear is rotationally connected to the bottom of the support plate, and the center of the rotary driving gear is connected with the output end of the rotary driving motor.
As a preferable mode of the blind tooth welding device for gear processing according to the invention, wherein: the annular limiting device comprises:
the bottom of the support is connected to the left end of the surface of the rotating disc;
an arc rod disposed at the top of the support;
a rotating motor provided at the top of the arc rod;
the top of the annular limiting component is rotationally connected to the bottom of the arc rod, and the top of the annular limiting component is connected to the output end of the rotating motor.
As a preferable mode of the blind tooth welding device for gear processing according to the invention, wherein: the annular limiting assembly includes:
the top of the annular limiting frame is connected with the output end of the rotating motor;
the limiting grooves are arranged at two ends of the inner wall of the annular limiting frame;
the annular driving teeth are arranged around the inner part of the annular limiting frame and are meshed with the output end of the driving assembly.
As a preferable mode of the blind tooth welding device for gear processing according to the invention, wherein: the drive assembly includes:
the driving frames are slidably connected in the annular limiting frame and are arranged in two groups, the surface of the lower end driving frame is provided with a first welding gun bracket, and the bottom of the upper end driving frame is provided with a second welding gun bracket;
the limiting block is arranged at the bottom of the driving frame and is in sliding connection with the inside of the limiting groove;
the hollow groove is arranged at the bottom of the limiting block;
the driving gear is rotationally connected inside the hollow groove;
the driving motor is arranged at the right end of the outer wall of the driving frame, and the output end of the driving motor is connected with the right side port of the driving gear.
As a preferable mode of the blind tooth welding device for gear processing according to the invention, wherein: the swinging device includes:
the bracket is arranged at the left end of the surface of the center pillar;
the angle adjusting motor is arranged at the upper end of the left side of the outer wall of the bracket;
the transverse limiting arc block is connected to the output end of the angle adjusting motor and is connected to the left end of the outer wall of the swing limiting assembly in a sliding manner;
the inner driving assemblies are arranged in two groups, one group is arranged on the inner wall of the transverse limiting arc block, and the other group is arranged at the bottom of the clamping assembly and in the swing limiting assembly;
the swing limiting assembly is provided with tooth grooves at the front and rear ends of the inner wall and at the two sides of the upper end of the inner wall, and the tooth grooves are meshed with the output ends of the two groups of inner driving assemblies;
the clamping assembly is slidably connected to the upper end of the swing limiting assembly, can clamp the gear and can drive the gear to swing in an angle.
As a preferable mode of the blind tooth welding device for gear processing according to the invention, wherein: the inner drive assembly includes:
the U-shaped brackets are arranged in two groups, one group is arranged on the inner wall of the transverse limiting arc block, and the other group is arranged at the bottom of the clamping assembly and in the swing limiting assembly;
the inner driving gears are arranged in two groups, one group is rotationally connected to the top of the U-shaped bracket, the other group is rotationally connected to the inside of the U-shaped bracket, and the two groups of inner driving gears are connected through a rotating rod;
and the miniature motor is arranged at the bottom of the U-shaped bracket, and the output end of the miniature motor is connected with the inside of the inner driving gear.
As a preferable mode of the blind tooth welding device for gear processing according to the invention, wherein: the swing limiting assembly includes:
the swing limiting ball is provided with tooth grooves at the front and rear ends of the inner wall and at the two sides of the upper end of the inner wall, the tooth grooves at the two sides of the front and rear ends of the inner wall are connected with an inner driving gear connected with a left U-shaped bracket in a meshed manner, and the tooth grooves at the two sides of the upper end of the inner wall are connected with an inner driving gear connected with the upper U-shaped bracket in a meshed manner;
the side limit blocks are arranged around the outer wall of the swing limit ball and are arranged around, and the four groups of side limit blocks limit the movement of the transverse limit arc blocks and the clamping assembly;
the transverse guide grooves are arranged at two ends of the outer wall of the swing limiting ball and can be penetrated by the U-shaped bracket at the left end, so that the left end of the outer wall of the swing limiting ball is contacted with the inner wall of the transverse limiting arc block;
the vertical guide groove is arranged at the upper end of the outer wall of the swing limiting ball and can be penetrated by the U-shaped bracket at the upper end, so that the upper end of the outer wall of the swing limiting ball is contacted with the bottom of the clamping assembly;
the clamping assembly includes:
the bottom of the vertical limiting arc block is connected with the upper end of the outer wall of the swing limiting ball in a sliding manner, and the bottom of the vertical limiting arc block is connected with the inner driving assembly;
the clamping cylinder is arranged at the top of the vertical limiting arc block, the output end of the clamping cylinder is connected with two groups of clamping claws, and the two groups of clamping claws clamp the gear.
A method of a blind tooth welding device for gear machining comprises the following operation steps:
s1: the gear is placed on the outer sides of the two groups of clamping claws, the two groups of clamping claws are far away from each other by starting the clamping cylinder, and the inner wall of the gear is propped up, so that the gear is firmly clamped;
s2: through driving annular stop device and rotating, the removal of drive assembly is being driven, and rethread drive pendulous device drives the gear and carries out the angle modulation, can carry out opposite type welding to each angle of gear through starting first welding gun support and second welding gun support simultaneously.
Compared with the prior art:
the swinging device can be fixedly placed through the workbench, the annular limiting device can be driven in a rotating mode, the workbench is matched with the annular limiting device, the annular limiting device has the effect of full-angle driving, and therefore the first welding gun support and the second welding gun support can oppositely weld gears and cannot be limited by angles;
the annular limiting device is matched with the rotating disc and the driving assembly, so that the driving assembly has an all-angle driving effect, the first welding gun support and the second welding gun support can be driven to carry out all-angle welding on the gears, the welding precision is improved, and the welding has an all-angle automatic operation effect;
the driving assembly is matched with the annular limiting device, so that the first welding gun bracket and the second welding gun bracket which are arranged on the driving assembly are subjected to full-angle welding, and the welding freedom is increased;
the welding gun is arranged on the surfaces of the first welding gun support and the second welding gun support, so that the welding gun of the first welding gun support and the welding gun of the second welding gun support form diagonal welding, the front face and the back face of the gear are welded by the first welding gun support and the second welding gun support at the same time, opposite welding tracks form circumferential welding under the effect of angle adjustment, continuous and complete welding is carried out on teeth, welding connectivity is ensured, welding operation is tightly performed, welding connection quality is increased, and faults are prevented from occurring in welding;
can carry out the centre gripping and can drive the gear and carry out angle adjustment through pendulous device, make pendulous device and annular stop device mutually support, adjust each angle of gear, make the gear not have the blind area, and make welded effect more accurate, realize welded angle freedom.
Drawings
FIG. 1 is a schematic diagram of an overall front view structure provided by the present invention;
FIG. 2 is a schematic diagram of the overall right-view structure provided by the present invention;
FIG. 3 is a schematic view of a split structure of a workbench according to the present invention;
FIG. 4 is a schematic view of the internal structure of the workbench according to the present invention;
FIG. 5 is a schematic view of a connection structure of a rotating assembly according to the present invention;
FIG. 6 is a schematic diagram of a limiting device according to the present invention;
FIG. 7 is a schematic view of the internal structure of the limiting device according to the present invention;
FIG. 8 is a schematic diagram of a driving assembly according to the present invention;
fig. 9 is a schematic diagram of a swing device according to the present invention;
fig. 10 is a schematic diagram of a split structure of a swing device provided by the present invention;
FIG. 11 is a schematic diagram of the connection structure of the inner driving assembly according to the present invention;
fig. 12 is a schematic diagram of a detachment structure of a swing limiting assembly and a clamping assembly according to the present invention.
In the figure: the welding machine comprises a workbench 1, a rotary table 11, a notch 111, a center post 12, a sliding chute 121, a rotary assembly 13, a rotary disk 131, a sliding ring 132, rotary teeth 133, a rotary drive assembly 14, a support plate 141, a rotary drive motor 142, a rotary drive gear 143, an annular limiting device 2, a support 21, an arc rod 22, a rotary motor 23, an annular limiting assembly 24, an annular limiting frame 241, a limiting groove 242, an annular drive teeth 243, a drive assembly 3, a drive frame 31, a limiting block 32, a hollow groove 33, a drive gear 34, a drive motor 35, a first welding gun support 4, a second welding gun support 5, a swinging device 6, a support 61, an angle adjusting motor 62, a transverse limiting arc block 63, an inner drive assembly 64, a U-shaped support 641, an inner drive gear 642, a micro motor 643, a swinging limiting assembly 65, a swinging limiting ball 651, a side limiting block 652, a transverse guide groove 653, a vertical guide groove 654, a clamping assembly 66, a vertical limiting arc block 661, a clamping cylinder 662 and a clamping claw 663.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The invention provides a blind tooth welding device for gear machining and a method thereof, which can carry out continuous and complete welding on teeth, ensure the connectivity of welding, ensure the tight thread joint of welding operation, increase the connection quality of welding, prevent the occurrence of faults in welding, ensure the freedom of welding angles and eliminate welding blind areas, and refer to the advantages of figures 1-12, comprising a workbench 1, an annular limiting device 2, a driving assembly 3, a first welding gun bracket 4, a second welding gun bracket 5 and a swinging device 6;
the workstation 1, it sets up on ground, and can drive annular stop device 2 and carry out angle rotation, can fix the pendulous device 6 through workstation 1 and place, and can carry out rotary drive to annular stop device 2, make workstation 1 and annular stop device 2 mutually support, make annular stop device 2 have full angle drive's effect, thereby make first welding gun support 4 and second welding gun support 5 can carry out the subtend welding to the gear, and can not receive the angle constraint, workstation 1 includes: the rotary table 11, the notch 111, the center pillar 12, the spout 121, rotating assembly 13, rotary disk 131, slip ring 132, rotatory tooth 133, rotary drive assembly 14, extension board 141, rotary drive motor 142 and rotary drive gear 143, the rotary table 11, it sets up in ground, and outer wall left side upper end is equipped with notch 111, the center pillar 12, it sets up in the inside intermediate position of rotary table 11, and outer wall upper end is equipped with spout 121 all around, rotating assembly 13, its sliding connection is in the inside of spout 121, rotary disk 131, its inner wall is equipped with slip ring 132, its outer wall is equipped with rotatory tooth 133 all around, and slip ring 132 sliding connection is in the inside of spout 121, rotary drive assembly 14 is meshed with rotary drive assembly 14's drive end in the left end of rotatory tooth 133, and the drive end runs through notch 111 and rotating assembly 13's outer wall left end meshing is connected, extension board 141, it sets up in the outer wall left side upper end of rotary drive motor 142 of rotary table 11, it sets up at the top of extension board 141, rotary drive gear 143, it rotates the bottom of being connected at extension board 141, and the center motor connects the rotary drive motor 142, and the output end of rotary drive motor 142 makes rotary disk 131 carry out rotation angle through the rotation of rotation drive device, thereby the rotation of drive device is driven by the rotation of drive assembly 131, the drive device is driven by a large-limited rotation angle, and the rotation of rotation drive device is provided.
Annular stop device 2, it connects the surface drive end at workstation 1, and can carry out spacingly to the activity of drive assembly 3, and provide rotation angle's freedom, through annular stop device 2 and rotary disk 131 and drive assembly 3 cooperation, make drive assembly 3 have full angle drive's effect, can drive first welding gun support 4 and second welding gun support 5 and carry out full angle welding to the gear, increase welded precision, and make the welding have full angle's automation mechanized operation effect, annular stop device 2 includes: the arc rod 22, the rotary motor 23, the annular limiting component 24, the annular limiting frame 241, the limiting groove 242 and the annular driving tooth 243 are supported, the support 21 is connected to the left end of the surface of the rotary disk 131, the rotary disk 131 can be connected to the bottom of the support 21 to drive the annular limiting component 24 to rotate, the angle of the annular limiting component 24 is increased, the arc rod 22 is arranged at the top of the support 21, the annular limiting component 24 can be rotationally limited through the arc rod 22, the rotary motor 23 is arranged at the top of the arc rod 22, the rotary motor 23 can drive the rotation of the annular limiting component 24, the annular limiting component 24 is rotationally connected to the bottom of the arc rod 22, the top of the annular limiting component 24 is connected to the output end of the rotary motor 23, the annular limiting frame 241 is connected to the output end of the rotary motor 23, the limiting groove 242 is arranged at two ends of the inner wall of the annular limiting frame 241, the driving component 3 can be limited and guided through the limiting groove 242 to prevent the driving component 3 from falling, the annular driving tooth 243 is arranged inside the annular limiting frame 241, the annular limiting component 3 can be meshed with the annular driving tooth 243, and the annular driving component 3 can be mutually meshed with the annular driving tooth 3.
The drive assembly 3, it connects the upper and lower end in the inside of annular stop device 2, and set up into two sets of, and the surface connection first welding gun support 4 of lower extreme drive assembly 3, the second welding gun support 5 is connected to the bottom of upper end drive assembly 3, and make first welding gun support 4 and second welding gun support 5 remain parallel state throughout, cooperate with annular stop device 2 through drive assembly 3, make first welding gun support 4 and second welding gun support 5 of installing on drive assembly 3 carry out full angle welding, increase welded freedom, and prevent that the regional unable welding of gear part, guarantee welded integrality, drive assembly 3 includes: the driving frame 31, the stopper 32, the hollow groove 33, the driving gear 34 and the driving motor 35, the driving frame 31 is slidingly connected in the annular limiting frame 241 and is arranged into two groups, the surface of the lower end driving frame 31 is provided with the first welding gun support 4, the bottom of the upper end driving frame 31 is provided with the second welding gun support 5, the stopper 32 is arranged at the bottom of the driving frame 31 and is slidingly connected in the limiting groove 242, the hollow groove 33 is arranged at the bottom of the stopper 32, the driving gear 34 is rotationally connected in the hollow groove 33, the driving motor 35 is arranged at the right end of the outer wall of the driving frame 31, the output end of the driving motor 35 is connected with the right side port of the driving gear 34, and the driving motor 35 is started to drive the driving gear 34 to rotate in the hollow groove 33, so that the driving gear 34 is meshed and moved on the annular driving gear 243, the driving frame 31 is driven to move in the annular limiting frame 241, and the first welding gun support 4 and the second welding gun support 5 are driven, and the welding angle is adjusted, and the welding angle is increased.
The first welding gun support 4, it can carry out welding operation to the gear, the second welding gun support 5, it can be to first welding gun support 4 cooperation, realize the subtended welding, through first welding gun support 4 and second welding gun support 5 surface mounting welder, make the welder of first welding gun support 4 and second welding gun support 5 form diagonal type welding, make first welding gun support 4 and second welding gun support 5 weld the positive and negative of gear simultaneously, and under the effect of angle adjustment, make subtended welding track form circumferential welding, carry out the complete welding of persistence to tooth, guarantee welded connectivity, make welding operation tight thread joint, increase welded connection quality, prevent that the welding from appearing the fault.
The pendulous device 6, it sets up on the surface of workstation 1, and can carry out the centre gripping to the gear, and can drive the gear and carry out angle adjustment, can carry out the centre gripping and can drive the gear and carry out angle adjustment through pendulous device 6, make pendulous device 6 and annular stop device 2 mutually support, adjust each angle of gear, make the gear not have the blind area, and make welded effect more accurate, realize welded angle freedom, pendulous device 6 includes: the bracket 61, the angle adjusting motor 62, the transverse limiting arc block 63, the inner driving component 64, the U-shaped bracket 641, the inner driving gear 642, the micro motor 643, the swing limiting component 65, the swing limiting ball 651, the side limiting block 652, the transverse guide groove 653, the vertical guide groove 654, the clamping component 66, the vertical limiting arc block 661, the clamping cylinder 662 and the clamping claw 663, the bracket 61 is arranged at the left end of the surface of the center column 12, the angle adjusting motor 62 is arranged at the left upper end of the outer wall of the bracket 61, the swing limiting component 65 can be driven to rotate by the angle adjusting motor 62 so as to change the welding angle, the transverse limiting arc block 63 is connected at the output end of the angle adjusting motor 62 and is in sliding connection with the left end of the outer wall of the swing limiting component 65, the inner driving component 64 is arranged into two groups, one group is arranged at the inner wall of the transverse limiting arc block 63, the other group is arranged at the bottom of the clamping assembly 66 and is arranged in the swinging limiting assembly 65, the U-shaped bracket 641 is arranged into two groups, one group is arranged on the inner wall of the transverse limiting arc block 63, the other group is arranged at the bottom of the clamping assembly 66 and is arranged in the swinging limiting assembly 65, the inner driving gear 642 is arranged into two groups, one group is rotationally connected at the top of the U-shaped bracket 641, the other group is rotationally connected in the U-shaped bracket 641, the two groups of inner driving gears 642 are connected through a rotating rod, the micro motor 643 is arranged at the bottom of the U-shaped bracket 641, the output end is connected in the inner driving gear 642, the inner driving gear 642 rotates in a tooth socket of the inner wall of the swinging limiting ball 651 by starting the micro motor 643 to drive the swinging limiting ball 651 and the clamping assembly 66 to adjust various angles and is matched with the annular limiting device 2, the swing limiting assembly 65, which has the effect of the freedom of the welding angle, has tooth grooves at the front and rear ends of the inner wall and at both sides of the upper end of the inner wall, and the tooth grooves engage with the output ends of the two sets of inner driving assemblies 64, the swing limiting ball 651, has tooth grooves at both sides of the front and rear ends of the inner wall and at both sides of the upper end of the inner wall, and the tooth grooves at both sides of the front and rear ends of the inner wall engage with the inner driving gears 642 connected to the left U-shaped brackets 641, the tooth grooves at both sides of the upper end of the inner wall engage with the inner driving gears 642 connected to the upper U-shaped brackets 641, the side limiting blocks 652, which are disposed around the outer wall of the swing limiting ball 651 and are disposed around, and the four sets of side limiting blocks 652 limit the movement of the lateral limiting arc blocks 63 and the clamping assemblies 66, the lateral guide grooves 652, which are disposed at both ends of the outer wall of the swing limiting ball 651 and can be penetrated by the left U-shaped brackets 641, the outer wall left end that makes swing spacing ball 651 and the inner wall contact of horizontal spacing arc piece 63, vertical guide groove 654, it sets up in the outer wall upper end of swing spacing ball 651, and can be run through by upper end U type support 641, make the outer wall upper end of swing spacing ball 651 and the bottom contact of clamping assembly 66, its sliding connection is in the upper end of swing spacing assembly 65, and can carry out the centre gripping to the gear, and can drive the gear and carry out the angle swing, vertical spacing arc piece 661, its bottom sliding connection is in the outer wall upper end of swing spacing ball 651, and drive assembly 64 in the bottom connection, the clamping cylinder 662, it sets up at the top of vertical spacing arc piece 661, and the output is connected two sets of clamping claws 663, and make two sets of clamping claws 663 carry out the centre gripping to the gear, can outwards prop the inner wall both ends of gear through two sets of clamping claws 663, thereby realize the centre gripping to the gear.
When the welding gun is specifically used, a person skilled in the art places the gear on the outer sides of the two groups of clamping claws 663, the clamping cylinders 662 are started to enable the two groups of clamping claws 663 to be far away from each other, the inner wall of the gear is propped against, the gear is firmly clamped, the annular limiting device 2 is driven to rotate, the driving assembly 3 is driven to move, the swinging device 6 is driven to drive the gear to conduct angle adjustment, meanwhile, all angles of the gear can be oppositely welded through the first welding gun support 4 and the second welding gun support 5, and welding automation level is achieved when welding angle freedom and welding continuity are achieved.
Although the invention has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (10)

1. A blind tooth welding device for gear machining is characterized in that: comprising the following steps:
the workbench (1) is arranged on the ground and can drive the annular limiting device (2) to rotate angularly;
the annular limiting device (2) is connected to the surface driving end of the workbench (1), can limit the movement of the driving assembly (3) and provides freedom of a rotation angle;
the driving components (3) are connected to the upper end and the lower end of the inside of the annular limiting device (2) and are arranged into two groups, the surface of the lower end driving component (3) is connected with the first welding gun support (4), the bottom of the upper end driving component (3) is connected with the second welding gun support (5), and the first welding gun support (4) and the second welding gun support (5) are always kept in a parallel state;
a first welding gun holder (4) capable of performing a welding operation on a gear to be welded;
a second welding gun holder (5) which can be engaged with the first welding gun holder (4) to realize the opposite welding;
and the swinging device (6) is arranged on the surface of the workbench (1), can clamp the gear and can drive the gear to perform angle adjustment.
2. A gear machining blind tooth welding device according to claim 1, characterized in that the table (1) comprises:
a rotary table (11) which is arranged on the ground and is provided with a notch (111) at the upper end of the left side of the outer wall;
a center column (12) which is arranged at the middle position inside the rotary table (11), and the periphery of the upper end of the outer wall is provided with a chute (121);
a rotating assembly (13) which is slidingly connected inside the chute (121);
and the rotary driving assembly (14) is arranged at the upper end of the left side of the outer wall of the rotary table (11), and the driving end penetrates through the notch (111) and is in meshed connection with the left end of the outer wall of the rotary assembly (13).
3. A gear machining blind tooth welding device according to claim 2, wherein said rotary assembly (13) comprises:
the inner wall of the rotary disk (131) is provided with a sliding ring (132), the periphery of the outer wall of the rotary disk is provided with rotary teeth (133), the sliding ring (132) is in sliding connection with the inside of the chute (121), and the left end of the rotary teeth (133) is in meshed connection with the driving end of the rotary driving assembly (14);
the rotary drive assembly (14) includes:
a support plate (141) provided at the upper end of the left side of the outer wall of the rotary table (11);
a rotation driving motor (142) provided on the top of the support plate (141);
and a rotation driving gear (143) rotatably connected to the bottom of the support plate (141) and centrally connected to the output end of the rotation driving motor (142).
4. A gear machining blind tooth welding device according to claim 1, wherein the annular limiting device (2) comprises:
a support (21) with the bottom connected to the left end of the surface of the rotary disk (131);
an arc rod (22) arranged on top of the support (21);
a rotating motor (23) provided on the top of the arc rod (22);
the top of the annular limiting component (24) is rotationally connected to the bottom of the arc rod (22), and the top of the annular limiting component is connected to the output end of the rotating motor (23).
5. The blind tooth welding set for gear machining as claimed in claim 4, wherein said annular spacing assembly (24) includes:
the top of the annular limiting frame (241) is connected with the output end of the rotating motor (23);
limiting grooves (242) which are arranged at two ends of the inner wall of the annular limiting frame (241);
the annular driving teeth (243) are arranged around the inside of the annular limiting frame (241) and are meshed with the output end of the driving assembly (3).
6. A gear machining blind tooth welding device according to claim 1, wherein the drive assembly (3) comprises:
the driving frames (31) are slidably connected in the annular limiting frames (241) and are arranged in two groups, the surfaces of the lower end driving frames (31) are provided with first welding gun brackets (4), and the bottoms of the upper end driving frames (31) are provided with second welding gun brackets (5);
the limiting block (32) is arranged at the bottom of the driving frame (31) and is connected in the limiting groove (242) in a sliding manner;
the hollow groove (33) is arranged at the bottom of the limiting block (32);
the driving gear (34) is rotationally connected inside the hollow groove (33);
and the driving motor (35) is arranged at the right end of the outer wall of the driving frame (31), and the output end of the driving motor is connected with the right side port of the driving gear (34).
7. A gear machining blind tooth welding device according to claim 1, characterized in that the swinging means (6) comprises:
a bracket (61) provided at the left end of the surface of the center pillar (12);
an angle adjusting motor (62) arranged at the upper end of the left side of the outer wall of the bracket (61);
the transverse limiting arc block (63) is connected to the output end of the angle adjusting motor (62) and is slidably connected to the left end of the outer wall of the swing limiting assembly (65);
the inner driving assemblies (64) are arranged in two groups, one group is arranged on the inner wall of the transverse limiting arc block (63), and the other group is arranged at the bottom of the clamping assembly (66) and is arranged in the swinging limiting assembly (65);
the swing limiting assembly (65) is provided with tooth grooves at the front and rear ends of the inner wall and at the two sides of the upper end of the inner wall, and the tooth grooves are meshed with the output ends of the two groups of inner driving assemblies (64);
the clamping assembly (66) is connected to the upper end of the swing limiting assembly (65) in a sliding mode, can clamp the gear and can drive the gear to swing in an angle.
8. The blind teeth welding set for gear machining according to claim 7, wherein said inner drive assembly (64) includes:
the U-shaped brackets (641) are arranged in two groups, one group is arranged on the inner wall of the transverse limiting arc block (63), and the other group is arranged at the bottom of the clamping assembly (66) and is arranged in the swinging limiting assembly (65);
the inner driving gears (642) are arranged in two groups, one group is rotationally connected to the top of the U-shaped bracket (641), the other group is rotationally connected to the inside of the U-shaped bracket (641), and the two groups of inner driving gears (642) are connected through a rotating rod;
and a micro motor (643) which is arranged at the bottom of the U-shaped bracket (641) and the output end of which is connected with the inside of the inner driving gear (642).
9. The blind tooth welding device for gear machining according to claim 7, wherein the swing limiting assembly (65) comprises:
the swing limiting ball (651) is provided with tooth grooves at the front and rear ends of the inner wall and at the two sides of the upper end of the inner wall, the tooth grooves at the two sides of the front and rear ends of the inner wall are connected with an inner driving gear (642) connected with the left U-shaped bracket (641) in a meshed manner, and the tooth grooves at the two sides of the upper end of the inner wall are connected with the inner driving gear (642) connected with the upper U-shaped bracket (641) in a meshed manner;
the side limit blocks (652) are arranged on the periphery of the outer wall of the swing limit ball (651), and are arranged on the periphery, and the four groups of side limit blocks (652) limit the movement of the transverse limit arc blocks (63) and the clamping assembly (66);
the transverse guide grooves (652) are arranged at two ends of the outer wall of the swing limiting ball (651) and can be penetrated by the left-end U-shaped bracket (641) so that the left end of the outer wall of the swing limiting ball (651) is in contact with the inner wall of the transverse limiting arc block (63);
the vertical guide groove (654) is arranged at the upper end of the outer wall of the swing limit ball (651) and can be penetrated by the upper end U-shaped bracket (641) so that the upper end of the outer wall of the swing limit ball (651) is contacted with the bottom of the clamping assembly (66);
the clamping assembly (66) includes:
the bottom of the vertical limiting arc block (661) is connected with the upper end of the outer wall of the swing limiting ball (651) in a sliding manner, and the bottom of the vertical limiting arc block is connected with the inner driving assembly 64;
and the clamping cylinder (662) is arranged at the top of the vertical limiting arc block (661), the output end of the clamping cylinder is connected with two groups of clamping claws (663), and the two groups of clamping claws (663) clamp the gear.
10. A method of a blind tooth welding device for gear machining, comprising the following steps:
s1: the gear is placed on the outer sides of the two groups of clamping claws (663), the two groups of clamping claws (663) are far away from each other by starting the clamping cylinder (662), and the inner wall of the gear is propped up, so that the gear is firmly clamped;
s2: through driving annular stop device (2) rotation, the removal of drive assembly (3) is being driven, and rethread drive pendulous device (6) drive gear carries out the angle modulation, can carry out the subtended welding to each angle of gear through starting first welding gun support (4) and second welding gun support (5) simultaneously.
CN202310391684.1A 2023-04-13 2023-04-13 Blind tooth welding device and method for gear machining Active CN116175037B (en)

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CN216912625U (en) * 2022-03-08 2022-07-08 山东宝能达新能源科技有限公司 Auxiliary welding device for solar water heater
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US20110186615A1 (en) * 2010-02-02 2011-08-04 Gatlin Robert W Ring Gear Based Welding System
WO2018073747A1 (en) * 2016-10-21 2018-04-26 Esab Ab Arcuate boom for friction stir welding of arcuate work pieces
CN208322586U (en) * 2018-06-29 2019-01-04 常州西电变压器有限责任公司 Annular shaped weld seam welding apparatus
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CN116638230A (en) * 2023-07-17 2023-08-25 江苏纳贝铝业有限公司 Welding tool for aluminum profile production
CN116638230B (en) * 2023-07-17 2023-10-31 江苏纳贝铝业有限公司 Welding tool for aluminum profile production

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