CN112756875A - Arm and heel seat welding positioning method and arm and heel seat welding positioning tool - Google Patents

Arm and heel seat welding positioning method and arm and heel seat welding positioning tool Download PDF

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Publication number
CN112756875A
CN112756875A CN201911001655.XA CN201911001655A CN112756875A CN 112756875 A CN112756875 A CN 112756875A CN 201911001655 A CN201911001655 A CN 201911001655A CN 112756875 A CN112756875 A CN 112756875A
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CN
China
Prior art keywords
vertical plate
positioning
arm
tool
heel seat
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Pending
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CN201911001655.XA
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Chinese (zh)
Inventor
柴书杰
赵明辉
赵河林
许可可
路新行
李峰
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Henan Senyuan Heavy Industry Co Ltd
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Henan Senyuan Heavy Industry Co Ltd
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Priority to CN201911001655.XA priority Critical patent/CN112756875A/en
Publication of CN112756875A publication Critical patent/CN112756875A/en
Pending legal-status Critical Current

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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
    • B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • 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

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automatic Assembly (AREA)

Abstract

The invention provides an arm heel seat welding positioning method and an arm heel seat welding positioning tool, wherein the tool comprises a tool base and two positioning shafts, namely a front positioning shaft and a rear positioning shaft; the front positioning shaft and the rear positioning shaft are fixed on the tool vertical plate; or the tool vertical plate is provided with positioning shaft holes for inserting the front positioning shaft and the rear positioning shaft into a suspension state respectively; the tool further comprises three positioning sleeves, wherein the three positioning sleeves are respectively an edge side vertical plate positioning sleeve, a first middle vertical plate positioning sleeve and a second middle vertical plate positioning sleeve; the side vertical plate positioning sleeve is used for being sleeved on the front positioning shaft, and the first middle vertical plate positioning sleeve and the second middle vertical plate positioning sleeve are used for being sleeved on the rear positioning shaft so as to respectively perform left-right direction positioning on the vertical plates in the arm heel seat.

Description

Arm and heel seat welding positioning method and arm and heel seat welding positioning tool
Technical Field
The invention relates to an arm and heel seat welding and positioning method and an arm and heel seat welding and positioning tool.
Background
The arm heel seat in the prior art is shown in fig. 1 and fig. 2 and comprises a welding main body, a side cover plate 14 and a rear side cover plate 13, wherein the side cover plate and the rear side cover plate are covered on the welding main body, the welding main body comprises a bottom plate 11 and vertical plates arranged on the bottom plate, and the vertical plates comprise a surrounding side vertical plate 12, a front side vertical plate 17 and a rear side vertical plate 18; the side vertical plate 12 is further divided into a first side vertical plate 121 and a second side vertical plate 122 which are arranged at intervals along the left-right direction, and a first middle vertical plate 15 and a second middle vertical plate 16 are further arranged between the first side vertical plate 121 and the second side vertical plate 122. The first side vertical plate 121, the second side vertical plate 122, the first middle vertical plate 15 and the second middle vertical plate 16 are further supported with a hinge sleeve 19 for penetrating and installing a hinge shaft, the hinge sleeve is of a split structure and comprises a left sleeve 191 penetrating and installing on the first side vertical plate 121 and the first middle vertical plate 15, a right sleeve 193 penetrating and installing on the second side vertical plate 122 and the second middle vertical plate 16 and a middle sleeve 192 connected between the left sleeve and the right sleeve.
The arm heel seat in the prior art has many parts and large welding amount, and technicians need to ensure the relative position relationship of the parts during welding in order to ensure the dimensional accuracy of finished products, so that a positioning tool is provided in a necessary manner, and the parts of the arm heel seat can be positioned during welding so as to enable the arm heel seat to meet the dimensional requirement after the welding is completed. Meanwhile, because the arm heel seat is heavy in weight, how to solve the problem of conveniently welding and taking out the arm heel seat needs to be considered when designing the positioning tool.
Disclosure of Invention
The invention aims to provide an arm heel seat welding positioning tool which can ensure that each part in an arm heel seat has an accurate relative position during welding and can conveniently weld and take out the welded arm heel seat; the invention further aims to provide an arm heel seat welding and positioning method using the arm heel seat welding and positioning tool, which can accurately position the arm heel seat for welding and can conveniently weld and take down the welded arm heel seat.
In order to achieve the purpose, the arm heel seat welding positioning tool adopts the following technical scheme:
the arm heel seat welding positioning tool comprises a tool base, wherein the tool base is used for supporting a bottom plate of the arm heel seat;
the arm heel seat welding positioning tool further comprises two positioning shafts, namely a front positioning shaft and a rear positioning shaft, wherein the front positioning shaft and the rear positioning shaft are respectively used for penetrating through a front side through hole and a rear side through hole on each vertical plate of the arm heel seat;
the tool base is provided with a tool vertical plate, and the front positioning shaft and the rear positioning shaft are fixed on the tool vertical plate; or the tool vertical plate is provided with positioning shaft holes for inserting the front positioning shaft and the rear positioning shaft into a suspension state respectively;
the arm-heel-seat welding positioning tool further comprises three positioning sleeves, wherein the three positioning sleeves are respectively an edge side vertical plate positioning sleeve, a first middle vertical plate positioning sleeve and a second middle vertical plate positioning sleeve;
the side vertical plate positioning sleeve is used for being sleeved on the front positioning shaft, and the first middle vertical plate positioning sleeve and the second middle vertical plate positioning sleeve are used for being sleeved on the rear positioning shaft;
the side vertical plate positioning sleeve is used for being arranged between a corresponding side vertical plate of the arm heel seat or a fixture on the side vertical plate and a corresponding tool vertical plate serving as a positioning reference so as to position the corresponding side vertical plate along the left and right directions;
the first middle vertical plate positioning sleeve is used for being arranged between a first middle vertical plate of the arm heel seat or a fixture on the first middle vertical plate and the tooling vertical plate serving as a positioning reference so as to position the first middle vertical plate along the left-right direction;
and the second middle vertical plate positioning sleeve is used for being arranged between the first middle vertical plate of the arm heel seat or a fixture on the first middle vertical plate and the second middle vertical plate or a fixture on the second middle vertical plate so as to position the second middle vertical plate along the left-right direction.
The beneficial effects are that: after the bottom plate is positioned in the tool base, the bottom plate is used as a reference for positioning vertical plates of the arm heel base in the vertical direction, the positions of the vertical plates in the vertical direction and the front-back direction can be positioned when the two positioning shafts penetrate through corresponding through holes in the vertical plates, meanwhile, the positioning sleeves sleeved on the positioning shafts can form stop steps matched with the corresponding vertical plates in a stop mode, and the vertical plates are positioned in the left-right direction through the positioning sleeves; after spot welding is completed, each positioning shaft is pulled out from the vertical plate of the tool, and the corresponding positioning sleeve can be taken out along the radial direction or the axial direction of the positioning sleeve, or the arm and the seat are welded together and pulled out from the positioning shafts. The positioning tool disclosed by the invention realizes the determination of the position of the opposite plate in each direction through the matching of the positioning shaft and the positioning sleeve, can help an operator to align the position of each part during welding, and has a simple structure. And the frock riser on the frock base is through fixed with location axle one end, or supplies the mode of location axle cartridge to make the location axle be the state that one end was overhanging, and operating personnel can follow the one end that the location axle was overhanging and establish the part cover that constitutes the arm with the seat on the location axle, also can take off from the location axle with the seat seam of accomplishing welded arm.
Furthermore, only one tool vertical plate is arranged, and the front positioning shaft and the rear positioning shaft are fixed on the tool vertical plate in a welding mode.
The beneficial effects are that: the two positioning shafts are in a suspension state by welding the front positioning shaft and the rear positioning shaft on one tool vertical plate, and the scheme is simple and easy to implement.
Further, the frock riser is provided with more than two, all is equipped with on each frock riser and supplies preceding, back location axle activity to insert the location shaft hole of establishing.
The beneficial effects are that: the front positioning shaft and the rear positioning shaft are movably inserted into more than two vertical plates which are arranged at intervals, so that the two positioning shafts are in a suspension state, the structure is simple, and the realization is easy.
Further, be equipped with the location arch that is used for the support arm to follow the bottom plate of seat on the frock base, the location arch has the locating surface with the bottom surface laminating of bottom plate.
The beneficial effects are that: the bottom plate of the supporting arm and the base are protruded in the positioning mode, an operator only needs to guarantee the machining precision of a positioning face attached to the bottom plate in the positioning protrusion, the position precision of the bottom plate on the tool base can be guaranteed, the positioning protrusion is only machined, machining amount is small, and time and labor are saved.
Further, the tool base comprises a supporting plate of the supporting arm and a bottom plate of the base, the tool vertical plate is arranged on the supporting plate, and a rib plate is arranged between the supporting plate and the tool vertical plate.
The beneficial effects are that: the structural strength of the tool base can be improved by adding the rib plates, so that the welding quality is ensured.
In order to achieve the purpose, the arm heel seat welding and positioning method adopts the following technical scheme:
the arm heel seat welding positioning method comprises the following steps:
1) the side vertical plate positioning sleeve and a first side vertical plate in the arm heel seat are sequentially sleeved on the front positioning shaft, and the side vertical plate is positioned along the left-right direction through the side vertical plate positioning sleeve positioned between the tooling vertical plate and the first side vertical plate;
2) the first middle vertical plate positioning sleeve and the first middle vertical plate of the arm heel seat are sequentially sleeved on the rear positioning shaft, and the first middle vertical plate is positioned along the left-right direction through the first middle vertical plate positioning sleeve positioned between the tooling vertical plate and the first middle vertical plate;
3) the second middle vertical plate positioning sleeve and the second middle vertical plate are sequentially sleeved on the rear positioning shaft, and the second middle vertical plate is positioned along the left-right direction through the second middle vertical plate positioning sleeve positioned between the first middle vertical plate and the second middle vertical plate;
4) after all parts of the arm heel seat are fixed, the arm heel seat is welded from the overhanging ends of the front positioning shaft and the rear positioning shaft, or the front positioning shaft and the rear positioning shaft are drawn out from the positioning tool, so that the arm heel seat is welded and taken out from the positioning tool.
The beneficial effects are that: after the bottom plate is positioned in the tool base, the bottom plate is used as a reference for positioning vertical plates of the arm heel base in the vertical direction, the positions of the vertical plates in the vertical direction and the front-back direction can be positioned when the two positioning shafts penetrate through corresponding through holes in the vertical plates, meanwhile, the positioning sleeves sleeved on the positioning shafts can form stop steps matched with the corresponding vertical plates in a stop mode, and the vertical plates are positioned in the left-right direction through the positioning sleeves; after spot welding is completed, each positioning shaft is pulled out from the vertical plate of the tool, and the corresponding positioning sleeve can be taken out along the radial direction or the axial direction of the positioning sleeve, or the arm and the seat are welded together and pulled out from the positioning shafts. The positioning tool disclosed by the invention realizes the determination of the position of the opposite plate in each direction through the matching of the positioning shaft and the positioning sleeve, can help an operator to align the position of each part during welding, and has a simple structure. And the frock riser on the frock base is through fixed with location axle one end, or supplies the mode of location axle cartridge to make the location axle be the state that one end was overhanging, and operating personnel can follow the one end that the location axle was overhanging and establish the part cover that constitutes the arm with the seat on the location axle, also can take off from the location axle with the seat seam of accomplishing welded arm.
Furthermore, the front positioning shaft and the rear positioning shaft are fixed with the vertical tool vertical plate to be in a suspension state.
The beneficial effects are that: one end of the front positioning shaft and one end of the rear positioning shaft are fixed on the vertical plate of the tool, so that the two positioning shafts are in a suspension state, and the scheme is simple and easy to implement.
Furthermore, the front positioning shaft and the rear positioning shaft are movably arranged in more than two tool vertical plates which are arranged at intervals in a penetrating mode to be in a suspension state.
The beneficial effects are that: the front positioning shaft and the rear positioning shaft are movably inserted into more than two tool vertical plates which are arranged at intervals, so that the two positioning shafts are in a suspension state, the structure is simple, and the realization is easy.
The step of assembling the front side vertical plate and the rear side vertical plate with the first side vertical plate, the second side vertical plate, the first middle vertical plate and the second middle vertical plate in the arm heel seat is further included, and the second side vertical plate is fixed through the front side vertical plate and the rear side vertical plate which are fixed with the first side vertical plate, the first middle vertical plate and the second middle vertical plate.
The beneficial effects are that: the first side vertical plate and the first and second middle vertical plates which are positioned are directly used for clamping the second side vertical plate, the front and rear side vertical plates are used for ensuring the position relation of the second side vertical plate and the front and rear side vertical plates, and the welding quality is ensured.
Furthermore, the bottom plate in the arm heel seat realizes the location through the location arch, the location arch has the locating surface with the bottom plate laminating.
The beneficial effects are that: the bottom plate of the supporting arm and the base are protruded in the positioning mode, an operator only needs to guarantee the machining precision of a positioning face attached to the bottom plate in the positioning protrusion, the position precision of the bottom plate on the tool base can be guaranteed, the positioning protrusion is only machined, machining amount is small, and time and labor are saved.
Drawings
FIG. 1 is a schematic diagram of a prior art arm-heel base;
FIG. 2 is a schematic view of the structure of the welded body in the arm-heel seat;
fig. 3 is a schematic structural view of a positioning shaft in an arm-heel-seat welding positioning tool in embodiment 1 of the invention, which is matched with a tool vertical plate;
fig. 4 is a schematic structural view of a positioning shaft sleeve and a positioning shaft in an embodiment 1 of the arm-and-heel-seat welding positioning tool in the invention;
FIG. 5 is a schematic structural view of a tool in embodiment 1 of the arm heel seat welding and positioning tool in accordance with the present invention, in cooperation with parts that constitute the arm heel seat;
FIG. 6 is a top view of FIG. 5;
FIG. 7 is a schematic view of a matching structure of a vertical tooling plate and a tooling base in embodiment 2 of the arm-and-heel-seat welding and positioning tooling of the invention;
fig. 8 is a schematic structural view of a positioning shaft sleeve and a positioning shaft in an embodiment 2 of the arm-and-heel-seat welding positioning tool in the present invention;
fig. 9 is a schematic structural view of a tool in an embodiment 2 of the arm heel seat welding and positioning tool in accordance with the present invention, when the tool is used in cooperation with parts that constitute the arm heel seat;
in the figure: 10-arm heel seat; 11-a base plate; 12-side vertical plates; 121-a first side riser; 122-a second side riser; 13-rear closing plate; 14-side edge sealing plate; 15-a first intermediate riser; 16-a second intermediate riser; 17-front side vertical plates; 18-rear side vertical plate; 19-a hinged sleeve; 191-left side sleeve; 192-an intermediate sleeve; 193-right sleeve; 20-a tooling base; 21-a support plate; 22-tooling vertical plates; 23-positioning protrusions; 24-bayonet; 25-front positioning shaft hole; 26-rear positioning shaft hole; 27-tooling vertical plates; 30-a front positioning shaft; 31-side vertical plate positioning sleeve; 40-rear positioning shaft; 41-a first intermediate vertical plate positioning sleeve; 42-second intermediate riser locating sleeve.
Detailed Description
The following describes a specific embodiment of the arm-and-heel-seat welding and positioning tool and the arm-and-heel-seat welding and positioning method according to the present invention with reference to the accompanying drawings.
As shown in fig. 3 and 4, embodiment 1 of the arm-and-heel-seat welding positioning tool is: the arm is followed a welding position frock and is included the frock base, and frock base 20 is provided with frock riser 22 including being used for the support arm to follow a backup pad 21 of bottom plate 11 in the seat in backup pad 21, is provided with the gusset that increases support strength between frock riser 22 and the backup pad 21. The arrangement direction of the tooling vertical plates 22 is used as the left and right direction, the arm-following seat welding positioning tooling further comprises a front positioning shaft 30 and a rear positioning shaft 40 which are matched with the tooling base 20 for use, the front positioning shaft 30 and the rear positioning shaft 40 are both welded on the same side face of the tooling vertical plates 22, the front positioning shaft 30 and the rear positioning shaft 40 are in overhanging postures, and the positions of the front positioning shaft 30 and the rear positioning shaft 40 correspond to the positions of front side through holes and rear side through holes on the vertical plates in the arm-following seat. The arm-heel-seat welding positioning tool further comprises three positioning sleeves, namely an edge side vertical plate positioning sleeve 31 matched with the front positioning shaft 30 for use, and a first middle vertical plate positioning sleeve 41 and a second middle vertical plate positioning sleeve 42 matched with the rear positioning shaft 40 for use. When each locating sleeve is matched with the corresponding locating shaft for use, a step can be formed on the locating shaft.
The arm and seat welding and positioning method is explained according to the structure of the arm and seat welding and positioning tool:
as shown in fig. 5 and 6, when the parts forming the arm heel seat are spliced, an operator fixes the tool base 20 on the welding platform, the tool base 20 is provided with a bayonet 24 extending along the lateral direction, and the operator can fix the tool base 20 by pressing the bayonet 24 with a bolt. Then place bottom plate 11 in the arm heel seat on tool base 20, be provided with the protruding 23 of location that is used for supporting bottom plate 11 on tool base 20's the backup pad 21, location protruding 23 adopts the backing plate structure in this embodiment, and location protruding 23 one side is fixed with backup pad 21, and the opposite side is used for laminating with bottom plate 11, and the side of laminating with bottom plate 11 is the locating surface through milling process, and operating personnel only need guarantee the protruding 23 milling precision of location and just can guarantee tool base 20 to bottom plate 11's support precision.
After the bottom plate 11 is placed, the side vertical plate positioning sleeve 31 is sleeved on the front positioning shaft 30, the first side vertical plate 121 is fixed with the left sleeve 191 in a spot welding manner when being matched with the two positioning shafts, then the rear through holes on the left sleeve 191 and the first side vertical plate 121 are respectively aligned with the front positioning shaft 30 and the rear positioning shaft 40, and the first side vertical plate 121 is sleeved on the front positioning shaft 30 and the rear positioning shaft 40. At this time, the side vertical plate positioning sleeve 31 is located between the tooling vertical plate 22 and the first side vertical plate 121 of the arm heel seat, two ends of the side vertical plate positioning sleeve 31 respectively abut against and cooperate with the tooling vertical plate 22 and the end of the left sleeve 191 protruding out of the surface of the first side vertical plate 121, because the left sleeve 191 is fixedly connected with the first side vertical plate 121, the positioning of the left sleeve 191 by the side vertical plate positioning sleeve 31 is that the first side vertical plate 121 is positioned, and at this time, the relative position of the first side vertical plate 121 and the bottom plate 11 in the vertical direction is determined.
After the positioning of the first side vertical plate 121 is completed, the operator then sleeves the first middle vertical plate positioning sleeve 41 on the rear positioning shaft 40, and the rear side perforation aperture on the first side vertical plate 121 is larger than the outer diameter of the first middle vertical plate positioning sleeve 41, so that the first middle vertical plate positioning sleeve 41 can be prevented from axially displacing along the rear positioning shaft 40. An operator aligns the front side through hole and the rear side through hole on the first middle vertical plate 15 of the arm heel seat with the front positioning shaft 30 and the rear positioning shaft 40 respectively, so that the first middle vertical plate 15 penetrates through the front positioning shaft 30 and the rear positioning shaft 40, the front side through hole of the first middle vertical plate 15 is matched with the left sleeve 191, the rear side through hole is matched with the rear positioning shaft 40, at the moment, the first middle vertical plate positioning sleeve 41 is positioned between the tooling vertical plate 22 and the first middle vertical plate 15, two ends of the first middle vertical plate positioning sleeve 41 are respectively matched with the tooling vertical plate 22 and the first middle vertical plate 15 in a propping manner, and the relative position of the first middle vertical plate 15 and the bottom plate 11 in the vertical direction is determined.
And finally, sleeving the second middle vertical plate positioning sleeve 42 on the rear positioning shaft 40, wherein the outer diameter of the second middle vertical plate positioning sleeve 42 is larger than the radial size of the rear side through hole on the first middle vertical plate 15, and the second middle vertical plate positioning sleeve 42 can be in stop fit with a fixedly connected ring body on the surface of the first middle vertical plate 15. After the second middle vertical plate positioning sleeve 42 is sleeved, an operator sleeves the middle sleeve 192 and the right sleeve 193 onto the front positioning shaft 30, aligns the front through hole and the rear through hole on the second middle vertical plate 16 with the front positioning shaft 30 and the rear positioning shaft 40, so that the second middle vertical plate 16 penetrates into the front positioning shaft 30 and the rear positioning shaft 40, the front through hole of the second middle vertical plate 16 is matched with the right sleeve 193, the rear through hole is matched with the rear positioning shaft 40, the second middle vertical plate positioning sleeve 42 is located between the second middle vertical plate 16 and the first middle vertical plate 15 at the moment, two ends of the second middle vertical plate positioning sleeve 42 are respectively abutted against and matched with the first middle vertical plate 15 and the second middle vertical plate 16, and the relative position of the second middle vertical plate 16 and the bottom plate 11 in the vertical direction is determined.
When an operator installs each component constituting the arm heel base on the tooling, the operator adjusts the position of the side vertical plate positioning sleeve on the front positioning shaft 30, so that the left end of the side vertical plate positioning sleeve is propped against the tooling vertical plate 22, and the right end of the side vertical plate positioning sleeve is in stop fit with the side surface of the first side vertical plate 121 in the arm heel base, thereby determining the position of the first side vertical plate 121 along the left-right direction. Then, the position of the first intermediate vertical plate 15 is adjusted, so that the left end of the first intermediate vertical plate positioning sleeve 41 tightly props up the tooling vertical plate 22, and the right end of the first intermediate vertical plate positioning sleeve is matched with the side face of the first intermediate vertical plate 15 in the arm follow base in a blocking manner, so that the position of the first intermediate vertical plate 15 along the left-right direction is determined. Finally, the position of the second middle vertical plate positioning sleeve 42 is adjusted, so that the ring body fixed on the side surface of the first middle vertical plate 15 is propped against the left end of the second middle vertical plate positioning sleeve 42, and the right end of the second middle vertical plate positioning sleeve 42 is matched with the stop of the ring body fixed on the side surface of the second middle vertical plate 16, so that the position of the second middle vertical plate 16 along the left-right direction is determined.
The positions of the first side vertical plate 121, the first middle vertical plate 15 and the second middle vertical plate 16 in the arm heel seat along the vertical direction are determined by the support plate 21 in the tool base 20, and the positions along the front-back direction are determined by the positioning shafts, so that the accurate positions of the first side vertical plate 121, the first middle vertical plate 15 and the second middle vertical plate 16 are determined by the arm heel seat welding positioning tool at this time. Then, an operator spot-welds the front vertical plate 17 and the rear vertical plate 18 in the arm heel seat with the front side and the rear side of the first side vertical plate 121 and the first middle vertical plate 15 and the second middle vertical plate 16 correspondingly to form a frame consisting of five plates, spot-welds the second middle vertical plate 16 and the left sleeve 191, spot-welds the second middle vertical plate 16 and the second side vertical plate 122 and the right sleeve 193, welds the left sleeve 191, the middle sleeve 192 and the right sleeve 193 together, and positions of the front vertical plate 17 and the rear vertical plate 18 are determined through the first side vertical plate 121, the first middle vertical plate 15 and the second middle vertical plate 16. The operator then sleeves the second side vertical plate 122 of the arm heel base on the two positioning circles, so that the front side and the rear side of the second side vertical plate 122 are correspondingly spot-welded with the front side vertical plate 17 and the rear side vertical plate 18, and the position of the second side vertical plate 122 is determined by the front side vertical plate 17 and the rear side vertical plate 18. The floor parts of the arm-heel bases have been connected together by spot welding, and the operator finally spot welds the bottom plate 11 of the arm-heel bases to the floor parts, thereby obtaining a welded body in which the positions of the parts are determined.
When taking off the seam main part from the frock, the direct movement seam main part is whole, makes seam main part and two locating shafts break away from the cooperation, because the rear side perforation aperture of first side riser 121 is greater than side riser position sleeve external diameter, and has opening down, so first middle riser position sleeve 41 can stop on rear locating shaft 40 when the seam main part moves. After the welding main body is taken down, the second middle vertical plate positioning sleeve 42 clamped between the first middle vertical plate 15 and the second middle vertical plate 16 can be taken out, the welding main body moves without influencing the side vertical plate positioning sleeve 31, and the side vertical plate positioning sleeve 31 can stay on the front positioning shaft 30 all the time.
As shown in fig. 7, 8 and 9, an embodiment 2 of the arm-and-heel-seat welding and positioning tool of the present invention is: the difference with the above embodiment lies in that the tooling vertical plates arranged on the tooling base have different structures, in embodiment 2, two tooling vertical plates 27 arranged on the supporting plate 21 are arranged at intervals along the left-right direction, and each tooling vertical plate 27 is provided with a front positioning shaft hole 25 and a rear positioning shaft hole 26 for inserting the front positioning shaft 30 and the rear positioning shaft 40. When the tool is used, an operator needs to insert the front positioning shaft 30 and the rear positioning shaft 40 on the two tool vertical plates 27, so that the two tool vertical plates 27 are in a suspension state.
The method for positioning each component in the arm-heel base by using the welding and positioning tool in embodiment 2 is the same as the method in embodiment 1, and the first and second side vertical plates, the first and second intermediate vertical plates are positioned by using the side vertical plate positioning sleeve 31, the first intermediate vertical plate positioning sleeve 41 and the second intermediate vertical plate positioning sleeve 42 which are sleeved on the front positioning shaft 30 and the rear positioning shaft 40. After the welding is completed, an operator can take the arm and the seat welded together from the welding positioning tool in a mode of drawing the two positioning shafts out of the vertical plates of the tool.
In the above embodiments, the first side vertical plate, the first middle vertical plate, the second middle vertical plate, and the second side vertical plate are provided with the hinge sleeves in a penetrating manner, and the hinge sleeves are sleeved on the front positioning shafts.
In other embodiments, when the first middle vertical plate and the second middle vertical plate are not fixedly provided with the ring body, the second middle vertical plate positioning sleeve located between the first middle vertical plate and the second middle vertical plate can respectively tightly push against the plate surfaces of the two middle vertical plates to determine the positions of the two middle vertical plates along the left-right direction.
The above-mentioned embodiments, the objects, technical solutions and advantages of the present invention are further described in detail, it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (10)

1. Arm is with seat welding position frock, its characterized in that:
the fixture comprises a fixture base, wherein the fixture base is used for supporting a bottom plate of a supporting arm heel seat;
the arm heel seat welding positioning tool further comprises two positioning shafts, namely a front positioning shaft and a rear positioning shaft, wherein the front positioning shaft and the rear positioning shaft are respectively used for penetrating through a front side through hole and a rear side through hole on each vertical plate of the arm heel seat;
the tool base is provided with a tool vertical plate, and the front positioning shaft and the rear positioning shaft are fixed on the tool vertical plate; or the tool vertical plate is provided with positioning shaft holes for inserting the front positioning shaft and the rear positioning shaft into a suspension state respectively;
the arm-heel-seat welding positioning tool further comprises three positioning sleeves, wherein the three positioning sleeves are respectively an edge side vertical plate positioning sleeve, a first middle vertical plate positioning sleeve and a second middle vertical plate positioning sleeve;
the side vertical plate positioning sleeve is used for being sleeved on the front positioning shaft, and the first middle vertical plate positioning sleeve and the second middle vertical plate positioning sleeve are used for being sleeved on the rear positioning shaft;
the side vertical plate positioning sleeve is used for being arranged between a corresponding side vertical plate of the arm heel seat or a fixture on the side vertical plate and a corresponding tool vertical plate serving as a positioning reference so as to position the corresponding side vertical plate along the left and right directions;
the first middle vertical plate positioning sleeve is used for being arranged between a first middle vertical plate of the arm heel seat or a fixture on the first middle vertical plate and the tooling vertical plate serving as a positioning reference so as to position the first middle vertical plate along the left-right direction;
and the second middle vertical plate positioning sleeve is used for being arranged between the first middle vertical plate of the arm heel seat or a fixture on the first middle vertical plate and the second middle vertical plate or a fixture on the second middle vertical plate so as to position the second middle vertical plate along the left-right direction.
2. The arm heel seat welding positioning tool according to claim 1, characterized in that: the tool vertical plate is only provided with one piece, and the front positioning shaft and the rear positioning shaft are fixed on the tool vertical plate in a welding mode.
3. The arm heel seat welding positioning tool according to claim 1, characterized in that: the frock riser is provided with more than two, all is equipped with on each frock riser and supplies preceding, back location axle activity to insert the location shaft hole of establishing.
4. The arm heel seat welding positioning tool according to claim 1, 2 or 3, characterized in that: the tool base is provided with a positioning bulge used for supporting the bottom plate of the arm and the base, and the positioning bulge is provided with a positioning surface attached to the bottom surface of the bottom plate.
5. The arm heel seat welding positioning tool according to claim 1, 2 or 3, characterized in that: the tool base comprises a supporting plate of a bottom plate in a supporting arm and a base, the tool vertical plate is arranged on the supporting plate, and a rib plate is arranged between the supporting plate and the tool vertical plate.
6. The arm heel seat welding and positioning method using the arm heel seat welding and positioning tool in claim 1 is characterized in that:
the method comprises the following steps:
the side vertical plate positioning sleeve and a first side vertical plate in the arm heel seat are sequentially sleeved on the front positioning shaft, and the side vertical plate is positioned along the left-right direction through the side vertical plate positioning sleeve positioned between the tooling vertical plate and the first side vertical plate;
the first middle vertical plate positioning sleeve and the first middle vertical plate of the arm heel seat are sequentially sleeved on the rear positioning shaft, and the first middle vertical plate is positioned along the left-right direction through the first middle vertical plate positioning sleeve positioned between the tooling vertical plate and the first middle vertical plate;
the second middle vertical plate positioning sleeve and the second middle vertical plate are sequentially sleeved on the rear positioning shaft, and the second middle vertical plate is positioned along the left-right direction through the second middle vertical plate positioning sleeve positioned between the first middle vertical plate and the second middle vertical plate;
after all parts of the arm heel seat are fixed, the arm heel seat is welded from the overhanging ends of the front positioning shaft and the rear positioning shaft, or the front positioning shaft and the rear positioning shaft are drawn out from the positioning tool, so that the arm heel seat is welded and taken out from the positioning tool.
7. The arm-heel seat welding positioning method according to claim 6, characterized in that: the front positioning shaft and the rear positioning shaft are fixed with the vertical tool vertical plate to be in a suspension state.
8. The arm-heel seat welding positioning method according to claim 6, characterized in that: the front positioning shaft and the rear positioning shaft are movably arranged in more than two tool vertical plates which are arranged at intervals in a penetrating mode so as to be in a suspension state.
9. The arm heel seat welding positioning method according to claim 6, 7 or 8, characterized in that: the step of assembling the front side vertical plate and the rear side vertical plate in the arm heel seat with the first side vertical plate, the second side vertical plate, the first middle vertical plate and the second middle vertical plate is also included, and the second side vertical plate is fixed through the front side vertical plate and the rear side vertical plate which are fixed with the first side vertical plate, the first middle vertical plate and the second middle vertical plate.
10. The arm heel seat welding positioning method according to claim 6, 7 or 8, characterized in that: the bottom plate in the arm heel seat realizes the location through the location arch, the location arch has the locating surface with the bottom plate laminating.
CN201911001655.XA 2019-10-21 2019-10-21 Arm and heel seat welding positioning method and arm and heel seat welding positioning tool Pending CN112756875A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911001655.XA CN112756875A (en) 2019-10-21 2019-10-21 Arm and heel seat welding positioning method and arm and heel seat welding positioning tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911001655.XA CN112756875A (en) 2019-10-21 2019-10-21 Arm and heel seat welding positioning method and arm and heel seat welding positioning tool

Publications (1)

Publication Number Publication Date
CN112756875A true CN112756875A (en) 2021-05-07

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911001655.XA Pending CN112756875A (en) 2019-10-21 2019-10-21 Arm and heel seat welding positioning method and arm and heel seat welding positioning tool

Country Status (1)

Country Link
CN (1) CN112756875A (en)

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