CN214291596U - Positioning tool for welding axle body - Google Patents

Abstract

The utility model discloses a be used for axle body welded location frock, which comprises a frame, a fixed base, the swing seat, the driving piece, the roll support group, the platform slides, a positioning disk for fixing a position the axle body, spring plate seat positioning mechanism, air chamber support positioning mechanism and tip positioning mechanism, fixing base and roll support group install in the frame, the platform cunning dress that slides is on the fixing base, the driving piece is installed on the fixing base and is connected with the platform that slides, swing seat and roll support group roll connection, swing seat and the platform swing joint that slides, the positioning disk is installed on the swing seat, air chamber support positioning mechanism installs on the swing seat, tip positioning mechanism cunning dress is fixed a position this end of axle in the frame, spring plate seat positioning mechanism cunning dress is in the frame, and spring plate seat positioning mechanism is located between tip positioning mechanism and the air chamber support positioning mechanism. The positioning tool has the advantages of simple and reliable structure, capability of realizing accurate positioning of angles, capability of improving welding quality and welding efficiency and wide application range.

Description

Positioning tool for welding axle body

Technical Field

The utility model relates to a welding technique of axle body especially relates to a be used for axle body welded location frock.

Background

The axle body includes the spring plate seat on axle housing, the air chamber support of welding on the axle housing and the cladding axle housing, and four plates around the spring plate seat includes from top to bottom, and four plates weld in proper order and form the cladding structure cladding and fix on the axle housing.

In the prior art, the air chamber support is manually positioned on the axle housing of the axle and then welded. And four boards of boards are enclosed and are established on the axle housing manually, weld again, finally form the cladding of spring plate seat and fix on the axle housing, and spring plate seat and axle housing need form certain angle. This kind of mode, the accurate location of angle when can't realize spring plate seat and air chamber support welding has influenced welding quality and welding efficiency.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art not enough, provide a simple structure reliable, can realize the accurate location of angle, can improve welding quality and welding efficiency, application scope wide be used for axle body welded location frock.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a positioning tool for welding an axle body comprises a machine frame, a fixed seat, a swing seat, a driving piece, a rolling support group, a sliding table, a positioning disc for positioning the axle body, a spring plate seat positioning mechanism, an air chamber support positioning mechanism and an end positioning mechanism, the fixed seat and the rolling support group are arranged on the frame, the sliding table is arranged on the fixed seat in a sliding way, the driving piece is arranged on the fixed seat and connected with the sliding table, the swinging seat is in rolling connection with the rolling support group and is movably connected with the sliding table, the positioning disc is arranged on the swinging seat, the air chamber support positioning mechanism is arranged on the swinging seat, the end positioning mechanism is arranged on the rack in a sliding mode to position the end of the axle body, the spring plate seat positioning mechanism is arranged on the rack in a sliding mode, and the spring plate seat positioning mechanism is located between the end positioning mechanism and the air chamber support positioning mechanism.

As a further improvement of the above technical solution:

the swing seat comprises a support plate and arc-shaped swing plates arranged on two sides of the support plate, arc-shaped surfaces of the arc-shaped swing plates are in rolling connection with corresponding rolling support groups, the support plate is movably connected with the sliding table, and the positioning plate is arranged on the support plate.

The bottom of the supporting plate is provided with a T-shaped plate, the top of the sliding table is provided with a U-shaped hinge lug, and the T-shaped plate is inserted into the U-shaped hinge lug and is movably connected with the U-shaped hinge lug.

Vertical waist-shaped holes are formed in the two ear plates of the U-shaped hinge lug, a pin shaft capable of moving vertically is installed in each vertical waist-shaped hole, and the T-shaped plates are connected with the pin shaft.

The rolling support group comprises a plurality of support legs arranged on the rack, rollers are arranged at the tops of the support legs, and the support legs are uniformly distributed at the bottoms of the arc-shaped swing plates on the corresponding sides and are in contact with the corresponding arc-shaped surfaces.

The rolling support group further comprises a limiting support platform and a limiting roller arranged on the limiting support platform, an arc-shaped limiting hole is formed in the arc-shaped swinging plate, the limiting support platform is arranged on the rack, and the limiting roller extends into the arc-shaped limiting hole.

And a plurality of clamping tables for positioning the axle body are arranged on the positioning disc.

The driving piece comprises a motor and a screw-nut transmission pair, the motor is installed on the fixing seat, and the screw-nut transmission pair is installed at the output end of the motor and connected with the sliding table.

The spring plate seat positioning mechanism comprises a mounting seat and a positioning group used for positioning four plate members of the spring plate seat, the mounting seat is arranged on the machine frame in a sliding mode, and the positioning group is arranged on the mounting seat.

The positioning set comprises a top plate positioning piece, a bottom plate positioning piece and a pair of side plate positioning pieces, the bottom plate positioning piece and the pair of side plate positioning pieces are both arranged on the mounting seat, and the top plate positioning piece is butted with the pair of side plate positioning pieces after clamping the top plate.

The curb plate setting element includes the side brace arm, the side pushes away the cylinder and the side pushes away the locating plate, the side brace arm is installed on the mount pad, the side pushes away the cylinder and installs on the side brace arm, the side pushes away the locating plate and installs the output at the side push away cylinder.

The side pushes away the locating plate and includes that side ejector pad and side magnetism inhale the piece, the side ejector pad is installed at the output that the side pushed away the cylinder, the piece is inhaled to the side magnetism and is installed on the side ejector pad.

And the side push block is provided with a positioning pin which is used for being matched with a hole position on the side plate of the spring plate seat.

The bottom plate setting element includes jacking cylinder and jacking locating plate, the jacking cylinder is all installed on the mount pad, the output at the jacking cylinder is installed to the jacking locating plate.

The guide sleeve is installed to the stiff end of jacking cylinder, install the guide bar that cup joints with the guide sleeve cooperation on the jacking locating plate.

The jacking positioning plate comprises a jacking block and a jacking magnetic absorption block, the jacking block is installed at the output end of the jacking cylinder, and the jacking magnetic absorption block is installed on the jacking block.

The top magnetic suction block is provided with a top buckle and a top groove which are used for being matched with the bottom plate of the spring plate seat.

The roof setting element includes carries and takes handle and carries and to take magnetism piece, carry and take magnetism piece and install on carrying and taking the handle.

The lifting magnetic block is provided with a bottom buckle and a bottom groove which are matched with a top plate of the spring plate seat.

The air chamber support positioning mechanism comprises a fixed arm, a swing arm cylinder and a chuck for clamping the air chamber support, the fixed arm is installed on a swing seat, the swing arm cylinder is installed on the fixed arm, and the chuck is installed at the output end of the swing arm cylinder.

The chuck includes mount table and clamp platform, the output at the swing arm cylinder is installed to the mount table, the clamp platform is installed on the mount table.

The mounting table comprises an upper fixing block, a lower fixing block and a pressure spring, the upper fixing block is mounted at the output end of the swing arm cylinder, the lower fixing block is connected with the upper fixing block through the pressure spring, and the clamping table is mounted on the lower fixing block.

And a guide post is arranged between the upper fixing block and the lower fixing block in a penetrating manner.

The clamping table comprises a clamping block and a pair of clamping plates arranged on the clamping block.

And the clamping block is provided with a spring pin for tightly propping the air chamber support.

The clamping table is provided with a handle convenient for the swing arm cylinder to reset.

The end positioning mechanism comprises a bearing table, a side fixing table and a jacking table, the bearing table and the side fixing table are both arranged on the frame, and the jacking table is arranged on the side fixing table and matched with the bearing table to clamp the end of the axle body.

The bearing table top is provided with detachable V type location platform.

Compared with the prior art, the utility model has the advantages of:

the utility model discloses a be used for axle body welded location frock, when the clamping, according to the angle that spring plate seat and axle housing need form earlier, start driving piece and order the platform that slides and remove, the platform that slides can promote the positioning disk, the positioning disk is by the restraint of roll support group, swings on roll support group to realize swinging seat swing to required angle, positioning disk and air chamber support positioning mechanism all can form the angle of transferring this moment, then fix a position the axle body on the positioning disk, the axle body deflects into the angle of transferring equally; clamping and positioning the end part of the axle body through end part positioning mechanisms at the two ends; then, four plates of the spring plate seat are installed on the spring plate seat positioning mechanism, the spring plate seat positioning mechanism slides to a preset position and is locked, the four plates are positioned on the axle housing by the spring plate seat positioning mechanism to form a coating, and finally the four plates are welded in sequence; and finally, installing the air chamber support on the air chamber support positioning mechanism, starting the air chamber support positioning mechanism, pressing the air chamber support at the preset position of the axle body, and welding and connecting the air chamber support and the axle body. Compared with the traditional manual positioning mode, the positioning tool is adjusted through the angle of the swing seat and the positioning disc in advance, so that the angle of the axle body is formed to deflect when the axle body is positioned, the accurate positioning of the spring plate seat and the air chamber support is realized through the spring plate seat positioning mechanism and the air chamber support positioning mechanism respectively, the final spring plate seat and the axle housing are ensured to form an angle, the accurate positioning of the angle is realized, the whole structure is simple and reliable, the welding quality and the welding efficiency are greatly improved, and the application range is wide.

Drawings

Fig. 1 is a main view structure diagram (assembly and use state) of the positioning tool for welding the axle body of the utility model.

Fig. 2 is a schematic structural diagram (assembly and use state) of the utility model discloses a overlook for axle body welded location frock.

Fig. 3 is a local enlarged structure schematic diagram of the fixing base and the swing seat installation state in the positioning tool for welding the axle body of the utility model.

Fig. 4 is a main view structure diagram of the installation state of the fixing seat and the swing seat in the positioning tool for welding the axle body.

Fig. 5 is a side view structure diagram of fixing base and swing seat installation state in the location frock for axle body welded of the utility model.

Fig. 6 is a schematic view of the overlooking structure of the installation state of the fixing seat and the swing seat in the positioning tool for welding the axle body.

Fig. 7 is a three-dimensional structure schematic diagram of a side plate positioning piece in the positioning tool for welding the axle body.

Fig. 8 is the utility model discloses a main sectional structure schematic diagram that is used for bottom plate setting element in axle body welded location frock.

Fig. 9 is a side view structure diagram of a bottom plate setting element in the positioning tool for welding the axle body of the utility model.

Fig. 10 is a front view structure diagram of a top plate positioning member in the positioning tool for welding the axle body of the utility model.

Fig. 11 is a schematic view of a three-dimensional structure of a top plate positioning member in the positioning tool for welding the axle body.

Fig. 12 is a three-dimensional structure schematic diagram of air chamber support positioning mechanism in the positioning tool for welding axle body of the utility model.

Fig. 13 is a structure schematic diagram is looked at to air chamber support positioning mechanism's owner in being used for axle body welded location frock.

Fig. 14 is a schematic perspective structure diagram of the end positioning mechanism in the positioning tool for welding the axle body of the utility model.

The reference numerals in the figures denote:

1. a frame; 2. a fixed seat; 3. a swing seat; 31. a support plate; 311. a T-shaped plate; 32. an arc-shaped swing plate; 321. an arc-shaped limiting hole; 4. a drive member; 41. a motor; 42. a screw nut transmission pair; 5. a rolling support group; 51. supporting legs; 52. a roller; 53. a limiting support table; 54. limiting the roller; 6. a sliding table; 61. a U-shaped hinge lug; 611. a vertical waist-shaped hole; 7. positioning a plate; 71. clamping a platform; 8. a spring plate seat positioning mechanism; 81. a mounting seat; 82. positioning group; 821. a top plate positioning member; 8211. carrying the handle; 8212. lifting the magnetic suction block; 82121. a bottom buckle; 82122. a bottom groove; 822. a bottom plate positioning member; 8221. jacking a cylinder; 8222. jacking the positioning plate; 82221. pushing the pushing block; 82222. ejecting the magnetic block; 822221, top buckle; 822222, a top groove; 8223. a guide sleeve; 8224. a guide bar; 823. a side plate positioning member; 8231. a side support arm; 8232. a side push cylinder; 8233. laterally pushing the positioning plate; 82331. a side push block; 823311, locating pins; 82332. a side magnetic suction block; 9. an air chamber support positioning mechanism; 91. a fixed arm; 92. a swing arm cylinder; 93. a chuck; 931. an installation table; 9311. an upper fixed block; 9312. a lower fixed block; 9313. a pressure spring; 9314. a guide post; 932. a clamping table; 9321. a clamping block; 9322. aligning the clamping plates; 9323. a spring pin; 94. a handle; 10. an end positioning mechanism; 101. a bearing table; 1011. a V-shaped positioning table; 102. a side fixing table; 103. and (4) a jacking platform.

Detailed Description

The invention will be described in further detail with reference to the drawings and specific examples.

Fig. 1 to 14 show an embodiment of the positioning tool for welding the axle body of the present invention, which comprises a frame 1, a fixing base 2, a swing base 3, a driving member 4, a rolling support set 5, a sliding platform 6, a positioning disc 7 for positioning the axle body, a spring plate base positioning mechanism 8, an air chamber support positioning mechanism 9 and a tip positioning mechanism 10, wherein the fixing base 2 and the rolling support set 5 are installed on the frame 1, the sliding platform 6 is slidably installed on the fixing base 2, the driving member 4 is installed on the fixing base 2 and connected with the sliding platform 6, the swing base 3 is in rolling connection with the rolling support set 5, the swing base 3 is movably connected with the sliding platform 6, the positioning disc 7 is installed on the swing base 3, the air chamber support positioning mechanism 9 is installed on the swing base 3, the tip positioning mechanism 10 is slidably installed on the frame 1 to position the end of the axle body, the spring plate base positioning mechanism 8 is slidably installed on the frame 1, And the spring plate holder positioning means 8 are located between the end positioning means 10 and the air chamber support positioning means 9. During clamping, firstly, according to the angle required to be formed by the spring plate seat and the axle housing of the axle, the driving piece 4 is started to drive the sliding table 6 to move, the sliding table 6 can push the positioning disc 7, the positioning disc 7 is restrained by the rolling support group 5 to swing on the rolling support group 5, so that the swinging seat 3 swings to the required angle, the positioning disc 7 and the air chamber support positioning mechanism 9 can form the adjusted angle, then the axle body is positioned on the positioning disc 7, and the axle body deflects to the adjusted angle; the end parts of the axle body are clamped and positioned through the end part positioning mechanisms 10 at the two ends; then, four plates of the spring plate seat are installed on the spring plate seat positioning mechanism 8, the spring plate seat positioning mechanism 8 slides to a preset position and is locked, then the four plates are positioned on the axle housing by the spring plate seat positioning mechanism 8 to form a coating, and finally the four plates are welded in sequence; and finally, mounting the air chamber support on the air chamber support positioning mechanism 9, starting the air chamber support positioning mechanism 9, pressing the air chamber support at the preset position of the axle body, and welding and connecting the air chamber support and the axle body. Compared with the traditional manual positioning mode, the positioning tool is adjusted by the angle of the swing seat 3 and the positioning disc 7 in advance, so that the angle of the axle body is formed to deflect when the axle body is positioned, the accurate positioning of the spring plate seat and the air chamber support is realized by the spring plate seat positioning mechanism 8 and the air chamber support positioning mechanism 9 respectively, the final angle forming between the spring plate seat and the axle housing is ensured, the accurate positioning of the angle is realized, the whole structure is simple and reliable, the welding quality and the welding efficiency are greatly improved, and the application range is wide.

In this embodiment, the swing seat 3 includes a supporting plate 31 and arc-shaped swing plates 32 disposed on two sides of the supporting plate 31, the arc-shaped surfaces of the arc-shaped swing plates 32 are in rolling connection with the corresponding rolling supporting groups 5, the supporting plate 31 is movably connected with the sliding table 6, and the positioning plate 7 is mounted on the supporting plate 31. In the structure, the supporting plate 31 is used for installing the positioning plate 7, and the arc swinging plates 32 on the two sides are acted by the sliding table 6 and swing to a required angle on the rolling supporting group 5. The structure is simple and ingenious.

In this embodiment, a T-shaped plate 311 is disposed at the bottom of the supporting plate 31, a U-shaped hinge ear 61 is disposed at the top of the sliding platform 6, and the T-shaped plate 311 is inserted into and movably connected with the U-shaped hinge ear 61. In this structure, the swing function of the arc-shaped swing plate 32 is realized by the movable connection of the U-shaped hinge lug 61 and the T-shaped plate 311.

In this embodiment, two ear plates of the U-shaped hinge ear 61 are provided with vertical waist-shaped holes 611, a pin shaft capable of moving vertically is installed in the vertical waist-shaped hole 611, and the T-shaped plate 311 is connected with the pin shaft. Because the sliding table 6 runs linearly and is constrained by the rolling support group 5, the swing of the arc swing plate 32 can be divided into translation and ascending motion, so that the arc swing plate can vertically move in the vertical waist-shaped hole 61 through the pin shaft, and finally the swing of the arc swing plate 32 is formed.

In this embodiment, the rolling support group 5 includes a plurality of support legs 51 installed on the frame 1, a roller 52 is installed on the top of each support leg 51, each support leg 51 is uniformly distributed at the bottom of the arc-shaped swing plate 32 on the corresponding side, and the roller 52 contacts with the corresponding arc-shaped surface. In this structure, when the arc-shaped swinging plate 32 is pushed, it will swing on the roller 52, ensuring the stability and smoothness of the swing.

In this embodiment, the rolling support group 5 further includes a limiting support platform 53 and a limiting roller 54 installed on the limiting support platform 53, an arc-shaped limiting hole 321 is provided on the arc-shaped swinging plate 32, the limiting support platform 53 is installed on the rack 1, and the limiting roller 54 extends into the arc-shaped limiting hole 321. In the structure, the limiting function of the limiting position of the arc-shaped swinging plate 32 is realized through the restraint of the limiting roller 54 and the arc-shaped limiting hole 321, and a certain protection effect is achieved.

In this embodiment, the positioning plate 7 is provided with a plurality of clamping tables 71 for positioning the axle body. This ka tai 71 is used for fixing a position with the axle body cooperation, prevents among the welding process axle body maloperation.

In this embodiment, the driving member 4 includes a motor 41 and a screw nut transmission pair 42, the motor 41 is installed on the fixing base 2, and the screw nut transmission pair 42 is installed at an output end of the motor 41 and connected to the sliding table 6. In the structure, the rotary motion of the motor 41 is converted into the linear motion of the sliding table 6 through the screw nut transmission pair 42, and the linear motion of the sliding table 6 is finally formed into the swing of the arc swing plate 32 through the constraint of the rolling support group 5 and the matching of the pin shaft and the vertical kidney-shaped hole 61.

In this embodiment, the spring plate seat positioning mechanism 8 includes an installation seat 81 and a positioning set 82 for positioning four plates of the spring plate seat, the installation seat 81 is slidably mounted on the frame 1, and the positioning set 82 is mounted on the installation seat 81. During clamping, the mounting seat 81 is firstly slid to a preset position and locked, then the four plates of the spring plate seat are mounted on the positioning group 82, then the four plates are positioned on the axle housing by the positioning group 82 to form a coating, and finally the four plates are sequentially welded. Compared with the traditional manual positioning mode, the spring plate seat positioning mechanism 8 can adapt to axle bodies with different sizes through the movement of the mounting seat 81, and the four plates can be conveyed to preset positions; and the four plates can be accurately positioned at the mounting position through the positioning group 82, so that misoperation in the welding process is prevented.

In this embodiment, the positioning set 82 includes a top plate positioning element 821, a bottom plate positioning element 822 and a pair of side plate positioning elements 823, the bottom plate positioning element 822 and the pair of side plate positioning elements 823 are both installed on the installation seat 81, and the top plate positioning element 821 clamps the top plate and then abuts against the pair of side plate positioning elements 823. In this structure, roof location spare 821 realizes the locate function of roof, and bottom plate location spare 822 realizes the locate function of bottom plate, and a pair of curb plate location spare 823 then realizes the locate function of two blocks of curb plates, so can weld the spring plate seat in order to form cladding structure on the axle housing with the plate of four separations from upper and lower front and back location.

In this embodiment, the side plate positioning member 823 includes a side supporting arm 8231, a side pushing cylinder 8232 and a side pushing positioning plate 8233, the side supporting arm 8231 is installed on the mounting seat 81, the side pushing cylinder 8232 is installed on the side supporting arm 8231, and the side pushing positioning plate 8233 is installed at the output end of the side pushing cylinder 8232. In this structure, side brace 8231 provides installation and support basis for side push cylinder 8232, and the stiff end that side push cylinder 8232 was installed on side brace 8231, and its output orders about that side push away locating plate 8233 is flexible, installs the curb plate on side push away locating plate 8233, and the side pushes away flexible the meeting of locating plate 8233 and drives the accurate location of curb plate on the axle housing.

In this embodiment, the side positioning plate 8233 includes a side pushing block 82331 and a side magnetic attraction block 82332, the side pushing block 82331 is installed at the output end of the side pushing cylinder 8232, and the side magnetic attraction block 82332 is installed on the side pushing block 82331. In the structure, the side push block 82331 is mainly used for installing the side magnetic attraction block 82332 to form surface contact and ensure uniform thrust; and the piece 82332 is inhaled to side magnetism can realize the absorption location to the curb plate, has improved the fast loading and unloading effect of curb plate.

In this embodiment, the side block 82331 is provided with a positioning pin 823311 for engaging with a hole on a side plate of the spring plate holder. The side plates are provided with primary hole sites, and the positioning pins 823311 are matched with the primary hole sites, so that the side plates can be prevented from being mistakenly moved, the limiting effect is further achieved, and the welding quality is guaranteed.

In this embodiment, bottom plate setting element 822 includes jacking cylinder 8221 and jacking locating plate 8222, and jacking cylinder 8221 all installs on mount pad 81, and jacking locating plate 8222 installs the output at jacking cylinder 8221. In this structure, drive jacking locating plate 8222 through jacking cylinder 8221 and go up and down, the bottom plate is installed on jacking locating plate 8222, and jacking locating plate 8222's lift can drive the accurate location of side bottom plate to the axle housing on.

In this embodiment, a guide sleeve 8223 is installed at a fixed end of the jacking cylinder 8221, and a guide rod 8224 sleeved with the guide sleeve 8223 in a matching manner is installed on the jacking positioning plate 8222. In the structure, the stability and the smoothness of the lifting process are ensured through the matched guide of the guide sleeve 8223 and the guide rod 8224.

In this embodiment, the jacking positioning plate 8222 includes a jacking block 82221 and a jacking magnet block 82222, the jacking block 82221 is installed at the output end of the jacking cylinder 8221, and the jacking magnet block 82222 is installed on the jacking block 82221. In the structure, the top push block 82221 is used for installing the top magnetic suction block 82222 to form surface contact, so that the uniform thrust is ensured; and the top magnetic suction block 82222 can realize the adsorption and positioning of the bottom plate, and improves the quick assembly and disassembly effect of the bottom plate.

In this embodiment, the top magnetic attraction block 82222 is provided with a top catch 822221 and a top groove 822222 for cooperating with the bottom plate of the spring plate seat. The bottom plate is provided with a primary middle hole and a round bulge, and the bottom plate can be prevented from being mistakenly moved by the aid of the top buckle 822221 and the top groove 822222 matched with the profiling device, so that limiting effect is further achieved, and welding quality is guaranteed.

In this embodiment, the top plate positioning element 821 includes a lifting handle 8211 and a lifting magnetic block 8212, and the lifting magnetic block 8212 is mounted on the lifting handle 8211. In this structure, the roof adsorbs to be carried and is inhaled piece 8212 on, after bottom plate and two blocks of curb plates all fixed a position, operating personnel is carried handle 8211 through carrying and is mentioned the roof to make the both sides border and two blocks of curb plates butt joints of roof, weld again, its simple structure is reliable.

In this embodiment, the magnetic lifting block 8212 is provided with a bottom catch 82121 and a bottom recess 82122 for engaging with the top plate of the spring plate holder. Have primary centre bore and round bulge on the roof, through bottom buckle 82121 and bottom recess 82122 rather than the profile modeling adaptation, enough prevent the roof maloperation, further reach spacing effect, guarantee welding quality.

In this embodiment, the air chamber support positioning mechanism 9 includes a fixing arm 91, a swing arm cylinder 92, and a chuck 93 for clamping the air chamber support, the fixing arm 91 is installed on the swing base 3, the swing arm cylinder 92 is installed on the fixing arm 91, and the chuck 93 is installed at the output end of the swing arm cylinder 92. During clamping, the air chamber support is installed on the chuck 93, the swing arm cylinder 92 is started, the swing arm cylinder 92 compresses the air chamber support at a preset position of the axle body through the chuck 93, and then the air chamber support is connected with the axle body in a welding mode. Compared with the traditional manual positioning mode, the positioning tool realizes clamping of the air chamber support through the chuck 93, and the air chamber support is accurately compressed at a preset position of the axle body through the swing arm cylinder 92, so that misoperation in the welding process is prevented.

In this embodiment, the chuck 93 includes a mounting table 931 and a clamp table 932, the mounting table 931 is mounted on the output end of the swing arm cylinder 92, and the clamp table 932 is mounted on the mounting table 931. In this structure, mount table 931 is connected with swing arm cylinder 92's output, for pressing from both sides platform 932 and providing the installation basis, presss from both sides platform 932 and is used for clamping air chamber support, and its simple structure is reliable.

In this embodiment, the mounting platform 931 includes an upper fixing block 9311, a lower fixing block 9312 and a pressure spring 9313, the upper fixing block 9311 is mounted at the output end of the swing arm cylinder 92, the lower fixing block 9312 is connected with the upper fixing block 9311 through the pressure spring 9313, and the clamp 932 is mounted on the lower fixing block 9312. In the structure, when the upper fixing block 9311 is pressed down and positioned, the lower fixing block 9312 is further pressed down by the pressure spring 9313, so that the clamp platform 932 generates further pressing force, and finally, the welding quality can be improved.

In this embodiment, a guide post 9314 is inserted between the upper fixing block 9311 and the lower fixing block 9312. Stability and smoothness in pressing down are ensured by the action of the guide post 9314.

In this embodiment, the clamp 932 includes a clamp 9321 and a pair of clamp plates 9322 disposed on the clamp 9321. The bottom of the clamping block 9321 is provided with a concave cavity, and during clamping, the air chamber support is positioned in the concave cavity and forms clamping through a pair of clamping plates 9322.

In this embodiment, the clamp block 9321 is provided with a spring pin 9323 for tightly supporting the air chamber support. When the air chamber support is clamped, the spring pin 9323 is avoided, the air chamber support can enter the concave cavity, then the spring pin 9323 is popped out to tightly push the air chamber support, and the clamping force on the air chamber support is further improved.

In this embodiment, the clamp 932 is provided with a handle 94 for facilitating the return of the swing arm cylinder 92. After the welding is completed, the operator pulls upward through the handle 94 to reset the swing arm cylinder 92.

In this embodiment, the end positioning mechanism 10 includes a bearing platform 101, a side fixing platform 102 and a pressing platform 103, the bearing platform 101 and the side fixing platform 102 are both installed on the frame 1, and the pressing platform 103 is installed on the side fixing platform 102 and cooperates with the bearing platform 101 to clamp the end of the axle body. In the structure, the end part of the axle body is clamped and positioned by matching the bearing table 101 and the jacking table 103, and the structure is simple and reliable.

In this embodiment, the top of the carrier 101 is provided with a detachable V-shaped positioning table 1011. V type location platform 1011 sets up to detachable quick change module, and this tip of axle that different V type location platforms 1011 can adapt to different sizes, its simple structure, and application scope is wide.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims (28)

1. The utility model provides a be used for axle body welded location frock which characterized in that: comprises a frame (1), a fixed seat (2), a swing seat (3), a driving piece (4), a rolling support group (5), a sliding table (6), a positioning disc (7) for positioning an axle body, a spring plate seat positioning mechanism (8), an air chamber support positioning mechanism (9) and an end positioning mechanism (10), wherein the fixed seat (2) and the rolling support group (5) are arranged on the frame (1), the sliding table (6) is arranged on the fixed seat (2) in a sliding way, the driving piece (4) is arranged on the fixed seat (2) and connected with the sliding table (6), the swing seat (3) is connected with the rolling support group (5) in a rolling way, the swing seat (3) is movably connected with the sliding table (6), the positioning disc (7) is arranged on the swing seat body end (3), the air chamber support positioning mechanism (9) is arranged on the swing seat (3), the end positioning mechanism (10) is arranged on the frame (1) in a sliding way to position the axle body, the spring plate seat positioning mechanism (8) is arranged on the rack (1) in a sliding mode, and the spring plate seat positioning mechanism (8) is located between the end portion positioning mechanism (10) and the air chamber support positioning mechanism (9).

2. The positioning tool for welding the axle body according to claim 1, wherein: swing seat (3) include backup pad (31) and set up arc swing plate (32) in backup pad (31) both sides, arc swing plate (32) arcwall face and corresponding roll support group (5) roll connection, backup pad (31) and platform (6) swing joint slides, install on backup pad (31) positioning disk (7).

3. The positioning tool for welding the axle body according to claim 2, wherein: the bottom of the supporting plate (31) is provided with a T-shaped plate (311), the top of the sliding table (6) is provided with a U-shaped hinge lug (61), and the T-shaped plate (311) is inserted into the U-shaped hinge lug (61) and is movably connected with the U-shaped hinge lug.

4. The positioning tool for welding the axle body according to claim 3, wherein: vertical waist-shaped holes (611) are formed in the two ear plates of the U-shaped hinge lug (61), a pin shaft capable of moving vertically is installed in each vertical waist-shaped hole (611), and the T-shaped plate (311) is connected with the pin shaft.

5. The positioning tool for welding the axle body according to any one of claims 2 to 4, wherein: the rolling support group (5) comprises a plurality of support legs (51) installed on the rack (1), rollers (52) are installed at the tops of the support legs (51), the support legs (51) are uniformly distributed at the bottoms of the arc-shaped swing plates (32) on the corresponding sides, and the rollers (52) are in contact with the corresponding arc-shaped surfaces.

6. The positioning tool for welding the axle body according to claim 5, wherein: the rolling support group (5) further comprises a limiting support platform (53) and a limiting roller (54) installed on the limiting support platform (53), an arc-shaped limiting hole (321) is formed in the arc-shaped swinging plate (32), the limiting support platform (53) is installed on the rack (1), and the limiting roller (54) extends into the arc-shaped limiting hole (321).

7. The positioning tool for welding the axle body according to any one of claims 2 to 4, wherein: and a plurality of clamping tables (71) used for positioning the axle body are arranged on the positioning disc (7).

8. The positioning tool for welding the axle body according to any one of claims 2 to 4, wherein: the driving piece (4) comprises a motor (41) and a screw nut transmission pair (42), the motor (41) is installed on the fixing seat (2), and the screw nut transmission pair (42) is installed at the output end of the motor (41) and connected with the sliding table (6).

9. The positioning tool for welding the axle body according to any one of claims 1 to 4, wherein: spring plate seat positioning mechanism (8) include mount pad (81) and be used for carrying out location group (82) of location to four board spare of spring plate seat, mount pad (81) skid-mounted is on frame (1), location group (82) are installed on mount pad (81).

10. The positioning tool for welding the axle body according to claim 9, wherein: the positioning set (82) comprises a top plate positioning piece (821), a bottom plate positioning piece (822) and a pair of side plate positioning pieces (823), wherein the bottom plate positioning piece (822) and the pair of side plate positioning pieces (823) are installed on the installation seat (81), and the top plate positioning piece (821) is butted with the pair of side plate positioning pieces (823) after clamping the top plate.

11. The positioning tool for welding the axle body according to claim 10, wherein: curb plate setting element (823) pushes away cylinder (8232) and side including side brace arm (8231), side and pushes away locating plate (8233), install on mount pad (81) side brace arm (8231), side pushes away cylinder (8232) and installs on side brace arm (8231), side pushes away locating plate (8233) and installs the output at side push away cylinder (8232).

12. The positioning tool for welding the axle body according to claim 11, wherein: side push away locating plate (8233) including side ejector pad (82331) and side magnetism piece (82332), the output at side push cylinder (8232) is installed in side ejector pad (82331), side magnetism piece (82332) is inhaled and is installed on side ejector pad (82331).

13. The positioning tool for welding the axle body according to claim 12, wherein: and the side push block (82331) is provided with a positioning pin (823311) which is matched with a hole position on a side plate of the spring plate seat.

14. The positioning tool for welding the axle body according to any one of claims 10 to 13, wherein: bottom plate setting element (822) are including jacking cylinder (8221) and jacking locating plate (8222), jacking cylinder (8221) are all installed on mount pad (81), the output at jacking cylinder (8221) is installed in jacking locating plate (8222).

15. The positioning tool for welding the axle body according to claim 14, wherein: guide sleeve (8223) have been installed to the stiff end of jacking cylinder (8221), install guide bar (8224) that cup joint with guide sleeve (8223) cooperation on jacking locating plate (8222).

16. The positioning tool for welding the axle body according to claim 15, wherein: the jacking positioning plate (8222) comprises a jacking block (82221) and a jacking magnetic block (82222), the jacking block (82221) is installed at the output end of the jacking cylinder (8221), and the jacking magnetic block (82222) is installed on the jacking block (82221).

17. The positioning tool for welding the axle body according to claim 16, wherein: the top magnetic suction block (82222) is provided with a top buckle (822221) and a top groove (822222) which are used for being matched with the bottom plate of the spring plate seat.

18. The positioning tool for welding the axle body according to any one of claims 10 to 13, wherein: the top plate positioning part (821) comprises a lifting handle (8211) and a lifting magnetic suction block (8212), and the lifting magnetic suction block (8212) is installed on the lifting handle (8211).

19. The positioning tool for welding the axle body according to claim 18, wherein: the lifting magnetic suction block (8212) is provided with a bottom buckle (82121) and a bottom groove (82122) which are used for being matched with a top plate of the spring plate seat.

20. The positioning tool for welding the axle body according to any one of claims 1 to 4, wherein: air chamber support positioning mechanism (9) are including fixed arm (91), swing arm cylinder (92) and chuck (93) that are used for pressing from both sides dress air chamber support, fixed arm (91) are installed on swing seat (3), swing arm cylinder (92) are installed on fixed arm (91), the output at swing arm cylinder (92) is installed in chuck (93).

21. The positioning tool for welding the axle body according to claim 20, wherein: chuck (93) include mount table (931) and clamp platform (932), the output at swing arm cylinder (92) is installed to mount table (931), clamp platform (932) are installed on mount table (931).

22. The positioning tool for welding the axle body according to claim 21, wherein: the mount table (931) includes last fixed block (9311), lower fixed block (9312) and compression spring (9313), go up the output at swing arm cylinder (92) is installed to fixed block (9311), lower fixed block (9312) is connected with last fixed block (9311) through compression spring (9313), it installs under on fixed block (9312) to press from both sides platform (932).

23. The positioning tool for welding the axle body according to claim 22, wherein: a guide column (9314) penetrates between the upper fixing block (9311) and the lower fixing block (9312).

24. The positioning tool for welding the axle body according to any one of claims 21 to 23, wherein: the clamping platform (932) comprises a clamping block (9321) and a pair of clamping plates (9322) arranged on the clamping block (9321).

25. The positioning tool for welding the axle body according to claim 24, wherein: the clamping block (9321) is provided with a spring pin (9323) used for tightly propping against the air chamber support.

26. The positioning tool for welding the axle body according to any one of claims 21 to 23, wherein: the clamping table (932) is provided with a handle (94) which is convenient for the resetting of the swing arm cylinder (92).

27. The positioning tool for welding the axle body according to any one of claims 1 to 4, wherein: the end positioning mechanism (10) comprises a bearing table (101), a side fixing table (102) and a top pressing table (103), wherein the bearing table (101) and the side fixing table (102) are both arranged on the rack (1), and the top pressing table (103) is arranged on the side fixing table (102) and matched with the bearing table (101) to clamp the end of the axle body.

28. The positioning tool for welding the axle body according to claim 27, wherein: the top of the bearing table (101) is provided with a detachable V-shaped positioning table (1011).

Images