CN116175041A - Frock and welding set are used in rocking arm welding of shifting - Google Patents

Frock and welding set are used in rocking arm welding of shifting Download PDF

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Publication number
CN116175041A
CN116175041A CN202211557224.3A CN202211557224A CN116175041A CN 116175041 A CN116175041 A CN 116175041A CN 202211557224 A CN202211557224 A CN 202211557224A CN 116175041 A CN116175041 A CN 116175041A
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CN
China
Prior art keywords
welding
positioning
welding piece
piece
shaft
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Pending
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CN202211557224.3A
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Chinese (zh)
Inventor
郑广会
赵培振
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Shandong Boyuan Precision Machinery Co ltd
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Shandong Boyuan Precision Machinery Co ltd
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Application filed by Shandong Boyuan Precision Machinery Co ltd filed Critical Shandong Boyuan Precision Machinery Co ltd
Priority to CN202211557224.3A priority Critical patent/CN116175041A/en
Publication of CN116175041A publication Critical patent/CN116175041A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0435Clamps
    • B23K37/0443Jigs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups

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

Abstract

The invention relates to a fixture for welding a gear shifting rotating arm and a welding device, the fixture comprises a base, a cushion block is arranged on the upper surface of the base, the cushion block is provided with a supporting surface for being attached to the first end part of a first welding piece, a first positioning mechanism penetrates through the cushion block, the first positioning mechanism is matched with a first welding piece process hole, one side of the cushion block is provided with a positioning shaft with an axis perpendicular to the supporting surface, the positioning shaft is matched with an opening of the second end part of the first welding piece and a cylindrical second welding piece, one side of the positioning shaft is provided with a second positioning mechanism, the second positioning mechanism is matched with a transverse through hole of the second welding piece, and a first pressing mechanism for pressing the second welding piece and the first welding piece is further arranged on the base.

Description

Frock and welding set are used in rocking arm welding of shifting
Technical Field
The invention relates to the technical field of automobile part manufacturing, in particular to a fixture and a welding device for welding a gear shifting rotating arm.
Background
The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The present automobile is with shifting the rocking arm and being formed by two work pieces welding, the frock for shifting the rocking arm welding has appeared at present, fix a position two weldments, realize automatic weld, work efficiency has been improved, intensity of labour has been reduced, for example, it discloses a welding equipment of automobile automatic shift arm in patent CN206393074U, carry out the horizontal direction's location to the work piece through slide positioning device, carry out axiality location to two parts of work piece through elevating gear and tapering positioner, but the inventor found that above-mentioned shift arm comprises two rectangular work pieces, can realize the circumference location of two work pieces through slide positioning device, but when one work piece in the shift arm is cylindrical structure, adopt the circumference location of above-mentioned welding equipment unable realization cylinder work piece, lead to frequently appearing welding disqualification's problem, cause the batch to return.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a fixture for welding a gear shifting rotating arm, reduces the condition of unqualified machining caused by fixture errors in the machining process of products, and is suitable for the use of the gear shifting rotating arm in the condition that one workpiece is in a cylindrical structure.
In order to achieve the above purpose, the invention adopts the following technical scheme
In a first aspect, an embodiment of the invention provides a fixture for welding a gear shifting rotating arm, which comprises a base, wherein a cushion block is arranged on the upper surface of the base, the cushion block is provided with a supporting surface for being attached to a first end part of a first welding piece, a first positioning mechanism penetrates through the cushion block, the first positioning mechanism is matched with a first welding piece process hole, one side of the cushion block is provided with a positioning shaft with an axis perpendicular to the supporting surface, the positioning shaft is matched with an opening at a second end part of the first welding piece and a cylindrical second welding piece, one side of the positioning shaft is provided with a second positioning mechanism, the second positioning mechanism is matched with a transverse through hole of the second welding piece, and a first pressing mechanism for pressing the second welding piece and the first welding piece is further arranged on the base.
Optionally, the first hold-down mechanism includes first drive spare that compresses tightly, and first drive spare is articulated with lever one end, and the lever rotates with the lever seat in the middle part position to be connected, and the other end of lever is articulated with the bottom of pull rod, and the pull rod passes the locating shaft and its top stretches out to step axle top and is equipped with taut cap.
Optionally, the outer diameter of the tensioning cap is smaller than the inner diameter of the second welding piece and smaller than the diameter of the opening at the second end of the first welding piece, and correspondingly, the second pressing mechanism further comprises a gasket, the diameter of the gasket is larger than the outer diameter of the second welding piece, and the gasket is provided with a notch.
Optionally, the first hold-down mechanism includes first drive spare that compresses tightly, and first drive spare is fixed with the middle part position of lifter, and two tip of lifter all articulate there is the connecting rod, and the other end of connecting rod is articulated with the one end of lever, and the middle part position of lever is connected with the base rotation through the lever seat, and the other end of lever is used for compressing tightly first welding and second welding.
Optionally, the welding device further comprises a second pressing mechanism for pressing the first end of the first welding piece onto the cushion block, the second pressing mechanism comprises a first pressing driving piece, the output movement direction of the first pressing driving piece is perpendicular to the surface of the cushion block, which is used for contacting the first welding piece, and the first pressing driving piece is connected with a pressing block above the cushion block.
Optionally, the positioning shaft adopts the step shaft, including the first axle section, second axle section and the third axle section that set gradually, wherein in the fixed orifices that the base set up was inserted to the first axle section, the diameter of second axle section is greater than the external diameter of the second tip of first weldment and second weldment, the diameter of third axle section and the internal diameter assorted of first weldment second tip trompil and second weldment.
Optionally, the first positioning mechanism includes the sleeve of fixing at the base, and the sleeve bottom is equipped with the plug, and the sleeve top is equipped with the first locating pin that passes the cushion, is equipped with the spring between first locating pin and the plug.
Optionally, the second positioning mechanism includes a positioning driving piece fixed on the base, the positioning driving piece is connected with a second positioning pin, and the second positioning pin is matched with the transverse through hole of the second welding piece so that the second positioning pin can extend into the transverse through hole under the action of the positioning driving piece.
In a second aspect, an embodiment of the present invention provides a welding device, including a welding apparatus and the tooling for welding a gear shifting rotating arm according to the first aspect.
Optionally, the base is connected with a rotary platform, and the rotary platform is installed on the frame body.
The invention has the beneficial effects that:
1. according to the tooling disclosed by the invention, the position of the first welding piece can be positioned through the first positioning mechanism and the positioning shaft, and the circumferential position of the second welding piece can be positioned through the second positioning mechanism matched with the transverse through hole of the second welding piece, so that the relative positions of the transverse through holes of the first welding piece and the second welding piece are ensured to be accurate, the relative positions of the first welding piece and the second welding piece are ensured to be accurate, the positioning accuracy is improved, and the qualification rate of products is further improved.
2. According to the tooling disclosed by the invention, through the arrangement of the cushion block and the arrangement of the first pressing mechanism, the axis of the second welding piece is ensured to be perpendicular to the first welding piece, the perpendicularity requirements of the first welding piece and the second welding piece are ensured, and the qualification rate of products is improved.
3. According to the tooling disclosed by the invention, the spring is arranged between the first locating pin and the plug, when the end part of the first welding piece is moved, the first locating pin can automatically pass through the process hole under the action of the spring when the first locating pin is aligned with the process hole, so that the first locating pin is convenient to assemble and match with the first welding piece.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not limit the application.
FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;
FIG. 2 is a front view showing the overall structure of embodiment 1 of the present invention;
FIG. 3 is a side view showing the overall structure of embodiment 1 of the present invention;
FIG. 4 is a top view showing the overall structure of embodiment 1 of the present invention;
FIG. 5 is a schematic overall structure of embodiment 2 of the present invention;
FIG. 6 is a front view showing the overall structure of embodiment 2 of the present invention;
FIG. 7 is a side view showing the overall structure of embodiment 2 of the present invention;
FIG. 8 is a top view showing the overall structure of embodiment 2 of the present invention;
FIG. 9 is a schematic diagram showing the assembly of a rotary platform and a frame according to embodiment 3 of the present invention;
FIG. 10 is a second schematic diagram illustrating the assembly of a rotary platform and a frame according to embodiment 3 of the present invention;
FIG. 11 is a side view showing the overall structure of embodiment 3 of the present invention;
FIG. 12 is a front view showing the overall structure of embodiment 3 of the present invention;
FIG. 13 is a top view showing the overall structure of embodiment 3 of the present invention;
wherein, 1, 2, 3, 4, side plates, 5, top plate, 6, cushion block, 7, second compression cylinder, 8, press block, 9, stepped shaft, 10, fixing sleeve, 11, first locating pin, 12, screw plug, 13, spring, 14, locating cylinder, 15, connecting plate, 16, guide shaft, 17, guide block, 18, second locating pin, 19, guide block, 20, limit plate, 21, first compression cylinder, 22, lever, 23, joint, 24, 25, hinge seat, 26, pull rod, 27, joint, 28, pin shaft, 29, nut, 30, tightening cap, 31, gasket, 32, bolt, 33, locating block, 34, screw, 35, stud, 36, support plate, 37, guide block, 38, spring, 39, handle, 40, lifting rod, 41, connecting rod, 42, lever, 43, lever seat, 44, rotary platform, 45, frame body, 46, servo motor, 47, gas-electric rotary joint, 48, support frame weld, 49, reinforcing bolt, 50, pipe joint.
Detailed Description
Example 1
The embodiment provides a welding fixture for gear shifting rotating arms, as shown in fig. 1-4, the gear shifting rotating arms are formed by welding a first welding piece 1 and a second welding piece 2, wherein the first welding piece 1 adopts a T-shaped plate structure, the second welding piece adopts a cylindrical structure, the first welding piece 1 comprises a first part and a second part, the first part is provided with a process hole, the second part is provided with an opening, the welding fixture comprises a base, the base comprises a bottom plate 3, two sides of the bottom plate 3 are provided with side plates 4 perpendicular to the bottom plate, the bottom ends of the side plates 4 are fixed with the bottom plate 3, a top plate 5 is fixed between the top ends of the two side plates 4 through bolts, and a space for installing corresponding driving pieces is formed between the top plate 5 and the bottom plate 3.
The top plate is fixedly provided with a cushion block 6 through a bolt, the bottom surface of the cushion block 6 is attached to the top plate 5, the top surface of the cushion block 6 is used as a supporting surface and is used for attaching to the first end part of the first welding piece 1, namely attaching to the first part of the first welding piece 1, and supporting the first end part of the first welding piece 1.
And through holes matched with the process holes are formed in the cushion blocks 6.
The cushion 6 below is equipped with first positioning mechanism, and first positioning mechanism passes cushion 6 through the through-hole, and sets up perpendicularly with the holding surface of cushion 6.
The first positioning mechanism can penetrate through the process hole of the first welding piece, and then the first welding piece is positioned.
Install second hold-down mechanism on the bottom plate 3, second hold-down mechanism is used for compressing tightly first end of first weldment 1 on the holding surface of cushion 6 to make the first part of first weldment 1 laminate with the holding surface of cushion 6, guarantee with the straightness that hangs down of second weldment, and then guaranteed processingquality.
In this embodiment, the second pressing mechanism includes a second pressing driving member, the second pressing driving member adopts a second pressing cylinder 7, and an axis of the second pressing cylinder 7 is perpendicular to the bottom plate 3 and the top plate 5.
The piston rod of the second compacting cylinder 7 is connected with the pressing block 8, the pressing block 8 is located above the cushion block 6, and the second compacting cylinder 7 can drive the pressing block 8 to move towards or away from the cushion block 6, so that the first part of the first welding piece 1 is compacted on the cushion block 6 and is switched between the loosening state.
One side of the cushion block 6 is provided with a positioning shaft connected with the top plate 5, and the axis of the positioning shaft is perpendicular to the top plate and also perpendicular to the supporting surface of the cushion block.
In this embodiment, the positioning shaft adopts the step shaft 9, including the first axle section, second axle section and the third axle section that set gradually, in the fixed orifices that roof 5 set up were inserted to the first axle section, the diameter of second axle section was greater than the external diameter that first weldment 1 second part set up the trompil tip, also is greater than the external diameter of second weldment 2. The second axial end is fixed to the top plate 5 by bolts 32.
The diameter of the third shaft section is matched with the opening of the first welding piece 1 and the inner diameter of the second welding piece 2, the second end of the first welding piece 1 can be sleeved on the periphery of the third shaft section through the opening, and the second welding piece 2 can be sleeved on the periphery of the third shaft section.
In this embodiment, be provided with first positioning mechanism and second positioning mechanism, first positioning mechanism uses with the locating shaft cooperation for fix a position first weldment, the locating shaft is used for fixing a position the position of second weldment, and second positioning mechanism is used for fixing a position the circumference position of second weldment.
The first positioning mechanism comprises a fixing sleeve 10 fixed below the cushion block, the top plate 5 is provided with a hole for the fixing sleeve 10 to pass through, the top of the fixing sleeve 10 is provided with an annular boss, and the annular boss is embedded into a mounting groove formed in the top surface of the top plate 5, so that the fixing of the fixing sleeve 10 and the top plate 5 is realized.
The inside first locating pin 11 that is provided with of fixed sleeve 10, first locating pin 11 matches with the technology hole of first weldment 1, the bottom threaded connection of fixed sleeve 10 has plug 12, is provided with spring 13 between plug 12 and the first locating pin 11, and spring 13 can exert elastic force to first locating pin 11.
By adopting the arrangement mode, when the first welding piece 1 is installed, the second end part of the first welding piece 1 is sleeved on the periphery of the positioning shaft, the first part of the first welding piece 1 moves along the supporting surface of the cushion block 6, and when the first part moves to the state that the process hole is aligned with the first positioning pin 11, the first positioning pin 11 can pass through the first welding piece 1 through the process hole under the action of the spring 13, so that the positioning of the first welding piece is realized.
In this way, the first welding, 1, is conveniently installed.
The second positioning mechanism comprises a positioning driving piece, the positioning driving piece adopts a positioning air cylinder 14, the positioning air cylinder 14 is fixed on the bottom plate 3, and the positioning air cylinder and the second pressing air cylinder 7 are respectively positioned on two sides of the top plate 5.
The axis of the positioning cylinder 14 is parallel to the bottom plate 3, a piston rod of the positioning cylinder is connected with the connecting plate 15, a guide shaft 16 is arranged on the connecting plate 15, the guide shaft 16 is in sliding connection with a guide block 17 fixed on one side of the top plate 5, and the positioning cylinder is used for guiding the movement of the connecting plate 15 and the piston rod of the positioning cylinder 14 through the cooperation of the guide shaft 16 and the guide block 17.
The connecting plate 15 is fixed with a second positioning pin 18, the axis of the second positioning pin 18 is perpendicular to the axis of the positioning shaft and parallel to the top plate 5, and the axis of the second positioning pin 18 and the axis of the positioning shaft are located in the same plane perpendicular to the top plate 5.
The second positioning pin 18 is matched with the transverse through hole of the second welding member 2, and can be inserted into the transverse through hole under the action of the positioning cylinder 14.
In order to facilitate the insertion of the second positioning pin 18 into the transverse through hole, the end of the second positioning pin 18 adopts a tapered structure.
The top plate 5 is provided with a guide block 19 through a bolt, the second positioning pin 18 penetrates through the guide block 19 and is in sliding connection with the guide block 19, and the guide block 19 is used for guiding the movement of the second positioning pin 18.
A limiting plate 20 is further arranged on one side of the top plate 5 and used for limiting the extending distance of the piston rod of the positioning cylinder 14.
The base is also provided with a first pressing mechanism, and the first pressing mechanism is used for pressing the second end parts of the second welding piece and the first welding piece on the upper end surface of the second shaft section of the positioning shaft, so that the perpendicularity of the first welding piece and the second welding piece is guaranteed.
The first pressing mechanism comprises a first pressing driving piece, the first pressing driving piece adopts a first pressing cylinder 21, and the cylinder body of the first pressing cylinder 21 is fixed on the bottom plate 3 and is positioned on the same side with the second pressing cylinder 7.
The piston rod of the first compression cylinder 21 is hinged with one end of a lever 22 through a joint 23, the middle position of the lever 22 is rotationally connected with a lever seat, the lever seat comprises a connecting block 24 and a hinge seat 25, the hinge seat 25 is rotationally connected with the middle position of the lever 22, and the lever seat is fixed on the bottom surface of the top plate 5. The other end of the lever 22 is hinged with the bottom end of the pull rod 26 through a joint 27 and a pin shaft 28, the joint is fixed with the pull rod through a nut 29, after the pull rod 26 coaxially passes through the positioning shaft, the top end of the pull rod extends out to the upper part of the positioning shaft and is provided with a tensioning cap 30, and the diameter of the tensioning cap 30 is smaller than the inner diameter of the second welding piece 2 and the diameter of an opening of the first welding piece 1, so that the tensioning cap 30 does not prevent the sleeving installation of the first welding piece 1 and the second welding piece 2 with the positioning shaft.
The first pressing mechanism further includes a spacer 31, and an outer diameter of the spacer 31 is larger than an outer diameter of the second weldment 2, so that the tightening cap 30 can apply pressing force to the second weldment 2 and the first weldment 1 through the spacer 31.
The gasket 31 is an annular gasket, is provided with a notch, is made of an elastic metal material or a rubber material, and is conveniently sleeved on the periphery of the pull rod.
The application method of the tool of the embodiment comprises the following steps:
the second end of the first welding piece is sleeved on the third shaft section of the positioning shaft through the opening and is contacted with the upper surface of the second shaft section, the first end of the first welding piece, namely the first part, is placed on the supporting surface of the cushion block and moves along the supporting surface until the first positioning pin passes through the process hole of the first welding piece under the action of the elasticity of the spring, and the positioning of the first welding piece is completed.
The second compresses tightly the cylinder work, drives the briquetting motion, utilizes the briquetting to compress tightly first weldment on the holding surface of cushion.
The second welding piece is sleeved above the second end part of the first welding piece, the second welding piece is sleeved on the periphery of the third shaft section of the positioning shaft, then the second welding piece is rotated, so that under the action of the positioning air cylinder, the second positioning pin is inserted into the transverse through hole of the second welding piece to position the circumferential position of the second welding piece, a gasket is placed above the second welding piece, the gasket is sleeved on the periphery of the pull rod, then the first compression air cylinder works, the pull rod is driven to move downwards through the lever, the second welding piece and the first welding piece are compressed through the gasket, and then the positioning and fixing of the first welding piece and the second welding piece are completed, and then welding is carried out.
In this embodiment, through first positioning mechanism and locating shaft, can fix a position the position of first weldment, through the horizontal through-hole of second weldment of second positioning mechanism cooperation, can fix a position the circumference position of second weldment to guaranteed that the horizontal through-hole of first weldment and second weldment is accurate, and then guaranteed that first weldment and second weldment are accurate in relative position, improved positioning accuracy, and then improved the qualification rate of product.
Example 2
The embodiment provides a welding frock for gear shifting rocking arm, as shown in fig. 5-8, including the base, the base includes bottom plate 3, and bottom plate 3 both sides are equipped with curb plate 4, are connected with roof 5 between the top of two curb plates 4, are equipped with locating piece 33 on the roof.
The positioning block is provided with a positioning shaft, the positioning shaft also adopts a stepped shaft 9, in this embodiment, the stepped shaft 9 includes two shaft sections, one shaft section is used for being inserted into a fixing hole of the positioning block 33, and the other shaft section is matched with the inner diameter of the cylindrical second welding piece.
One side of the positioning shaft is provided with a cushion block 6, the bottom surface of the cushion block 6 is fixed with the upper surface of the positioning block 33, and the top surface of the cushion block 6 is used as a supporting surface. One side of the pad is provided with an error-proof stop 44 in contact therewith.
The cushion 6 below has first positioning mechanism, and the cushion is equipped with the through-hole that is used for first positioning mechanism to pass, and first positioning mechanism matches with the technology hole of first welding piece first tip.
In this embodiment, the first positioning mechanism includes a screw 34, the screw 34 is in threaded connection with the top plate, the top of the screw 34 extends into the through hole provided in the positioning block, the screw 34 is in threaded connection with a first positioning pin 11, the first positioning pin 11 adopts a diamond pin, the first positioning pin 11 passes through the positioning block 33 and the cushion block 6, the top end of the first positioning pin extends above the supporting surface of the cushion block 6, and is used for passing through a process hole of the first welding piece 1, and is matched with the positioning shaft to position the first welding piece.
One side of the positioning shaft is provided with a cushion block 6, the other side of the positioning shaft is provided with a second positioning mechanism, and the second positioning mechanism can penetrate through the transverse through hole of the cylindrical second welding piece, so that the second welding piece is circumferentially positioned.
In this embodiment, the second positioning mechanism includes a stud 35, the stud 35 sequentially passes through a vertically arranged support plate 36 and a guide block 37, one end of the stud 37 is screwed with a second positioning pin 18, the second positioning pin 18 is slidably connected with the guide block 37, and a spring 38 is disposed between the end surface of the second positioning pin 18 and the support plate 36.
The end of the stud 37 located on the outer side surface of the support plate 36 is fixed with a handle 39, and the handle 39 is fixed through a nut 40, so that a worker can conveniently pull out the second positioning pin to the outside of the transverse through hole.
After the second weldment is sleeved on the positioning shaft, the second weldment is rotated, and under the action of the spring 38, the second positioning pin 18 can be automatically inserted into the transverse through hole of the second weldment.
The base is also provided with a first pressing mechanism, and the first pressing mechanism is used for pressing the second end part of the first welding piece and the second welding piece on the upper surface of the positioning block.
The first pressing mechanism comprises a first pressing driving piece, the first pressing driving piece is provided with a first pressing cylinder 21, the first pressing cylinder 21 is coaxially arranged with the stepped shaft, a piston rod of the first pressing cylinder 21 is fixedly connected with the middle position of the lifting rod 40, and the lifting rod 40 can be driven to move along the axis direction of the positioning shaft.
The two ends of the lifting rod 40 are hinged with one end of a connecting rod 41, the other end of the connecting rod 41 is hinged with one end of a lever 42, and the levers on two sides of the positioning shaft are symmetrically arranged relative to the axis of the positioning shaft.
The lever 42 adopts the bent rod, and the middle part position of lever is connected with lever seat 43 rotation, and lever seat 43 is fixed on roof 5, and the other end of lever is used for contacting with the second tip of first welding spare, can compress tightly first welding spare and second welding spare at the locating piece upper surface.
The application method of the tool of the embodiment comprises the following steps:
and sleeving the second welding piece on the second shaft section of the positioning shaft, enabling the lower end surface of the second welding piece to be in contact with the upper surface of the positioning block, and sleeving the second end part of the first welding piece on the periphery of the second welding piece through the opening. And rotating the second welding piece, so that the second positioning pin is inserted into the transverse through hole of the second welding piece under the action of the elasticity of the spring, and the circumferential positioning of the second welding piece is completed.
And inserting a first positioning pin of the first positioning mechanism into a process hole at the first end part of the first welding piece, and positioning the first welding piece.
The first compression cylinder works, and the lever is driven to rotate under the action of the lifting rod and the connecting rod, so that the lever compresses the first welding piece and the second welding piece on the upper surface of the positioning block.
At this time, the first welding piece and the second welding piece are fixed, and the subsequent welding operation can be performed.
Example 3
The embodiment provides a welding device, as shown in fig. 9-12, including welding equipment and embodiment 1 or embodiment 2 the welding equipment for the gear shifting rocking arm, welding equipment adopts current welding robot or other types of welding equipment, the bottom plate that the welding equipment was used in the gear shifting rocking arm passes through the bolt fastening on revolving platform 44, the axis of revolving platform 44 personally submits the setting acute angle setting with the horizontal plane, the revolving platform is fixed on support body 45, the revolving part of revolving platform passes through gear drive with the servo motor 46 who fixes at support body 45 and is connected, servo motor 46 can drive the revolving part of revolving platform and rotate around self axis, the bottom plate is fixed with gas electric swivel joint 47 through support frame seam 48, gas electric swivel joint adopts current equipment can, has a plurality of coupling 50 for the cylinder in the frock supplies air. The electro-pneumatic swivel joint 47 is also secured to the frame by a reinforcement plate and reinforcement bolts 49.
The rotary part of the rotary platform is fixedly connected with the bottom plate of the welding tool for the gear shifting rotating arm through bolts.
While the foregoing description of the embodiments of the present invention has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the invention, but rather, it is intended to cover all modifications or variations within the scope of the invention as defined by the claims of the present invention.

Claims (10)

1. The utility model provides a frock is used in welding of rocking arm of shifting, a serial communication port, the on-line screen storage device comprises a base, the base upper surface is equipped with the cushion, the cushion has the holding surface that is used for laminating with first welding piece first end, pass in the cushion and have first positioning mechanism, first positioning mechanism and first welding piece technology hole assorted, one side of cushion is equipped with the axis and rather than holding surface vertically locating shaft, the locating shaft matches with the trompil and the second welding piece assorted of tube-shape of first welding piece second end, one side of locating shaft is equipped with second positioning mechanism, second positioning mechanism and the horizontal through hole assorted of second welding piece, still install the first hold-down mechanism who is used for compressing tightly second welding piece and first welding piece on the base.
2. The tooling for welding the gear shifting rotating arm according to claim 1, wherein the first pressing mechanism comprises a first pressing driving piece, the first pressing driving piece is hinged with one end of a lever, the lever is rotatably connected with a lever seat in the middle position, the other end of the lever is hinged with the bottom end of a pull rod, and the pull rod penetrates through a positioning shaft, the top end of the pull rod extends out to the upper part of the stepped shaft and is provided with a tensioning cap.
3. A tooling for welding a shift arm as defined in claim 2, wherein the outer diameter of the tightening cap is smaller than the inner diameter of the second weldment and smaller than the diameter of the opening at the second end of the first weldment, and the second hold-down mechanism further includes a spacer having a diameter greater than the outer diameter of the second weldment, the spacer having a notch.
4. The tooling for welding the gear shifting rotating arm according to claim 1, wherein the first pressing mechanism comprises a first pressing driving piece, the first pressing driving piece is fixed with the middle part of the lifting rod, two end parts of the lifting rod are hinged with connecting rods, the other ends of the connecting rods are hinged with one end of a lever, the middle part of the lever is rotatably connected with the base through a lever seat, and the other ends of the lever are used for pressing the first welding piece and the second welding piece.
5. The tooling for welding a shift boom of claim 1, further comprising a second hold-down mechanism for holding down the first end of the first weldment on the pad, the second hold-down mechanism comprising a first hold-down drive having an output motion direction perpendicular to the pad for contacting a surface of the first weldment, the first hold-down drive being coupled to a press block located above the pad.
6. The tooling for welding the gear shifting rotating arm according to claim 1, wherein the positioning shaft is a stepped shaft and comprises a first shaft section, a second shaft section and a third shaft section which are sequentially arranged, wherein the first shaft section is inserted into a fixing hole formed in the base, the diameter of the second shaft section is larger than the outer diameters of the second end part of the first welding piece and the second welding piece, and the diameter of the third shaft section is matched with the inner diameters of the opening of the second end part of the first welding piece and the second welding piece.
7. The tooling for welding the gear shifting rotating arm according to claim 1, wherein the first positioning mechanism comprises a sleeve fixed on the base, a plug is arranged at the bottom end of the sleeve, a first positioning pin penetrating through the cushion block is arranged at the top end of the sleeve, and a spring is arranged between the first positioning pin and the plug.
8. A gear shift boom welding tooling as set forth in claim 1 wherein said second positioning mechanism includes a positioning drive member secured to the base, the positioning drive member being connected to a second positioning pin, the second positioning pin being mated with the transverse through hole of the second weld member such that the second positioning pin can extend into the transverse through hole under the influence of the positioning drive member.
9. A welding device comprising a welding apparatus and the tooling for welding a shift boom according to any one of claims 1 to 8.
10. The welding apparatus of claim 9 wherein the base is coupled to a swivel platform mounted to the frame.
CN202211557224.3A 2022-12-06 2022-12-06 Frock and welding set are used in rocking arm welding of shifting Pending CN116175041A (en)

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CN202211557224.3A CN116175041A (en) 2022-12-06 2022-12-06 Frock and welding set are used in rocking arm welding of shifting

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CN202211557224.3A CN116175041A (en) 2022-12-06 2022-12-06 Frock and welding set are used in rocking arm welding of shifting

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117226408A (en) * 2023-11-14 2023-12-15 靖江市黄埔机械部件制造有限公司 Welding equipment for brake processing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117226408A (en) * 2023-11-14 2023-12-15 靖江市黄埔机械部件制造有限公司 Welding equipment for brake processing
CN117226408B (en) * 2023-11-14 2024-01-26 靖江市黄埔机械部件制造有限公司 Welding equipment for brake processing

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