CN211517255U

CN211517255U - Axle housing assembly positioning device

Info

Publication number: CN211517255U
Application number: CN201922341819.5U
Authority: CN
Inventors: 汪明明; 韦军; 李琼; 常可娟; 刘松; 许强; 高欢
Original assignee: Anhui Ankai Futian Shuguang Axle Co Ltd
Current assignee: Anhui Ankai Futian Shuguang Axle Co Ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-09-18
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses an axle housing assembly positioning device, which comprises a transverse positioning plate arranged on the end surface of an axle housing, wherein the positioning device comprises a support, a positioning column, a nut, a pressing plate pin and a cross rod; the support is including arranging the upper bracket of axle housing terminal surface in to and be formed at the upper bracket bottom and run through the sleeve pipe of axle housing casing and transverse location board thickness, the bottom rigid coupling of reference column has the clamp plate round pin, and this clamp plate round pin transverse arrangement extends to the reference column outside, the horizontal pole is installed at the top of reference column. The utility model discloses an adopt the nut to connect the reference column to through the pressure plate round pin of reference column bottom installation realized outside the axle housing to its inside application of force compress tightly, compress tightly effectually, simple structure does benefit to the dismouting change simultaneously, can effectually improve its availability factor; meanwhile, the opening part on the sleeve can effectively play a role in limiting the rotation angle of the pressing plate pin, the problem that the visual field of an operator is shielded in operation is avoided, and the using effect is more prominent.

Description

Axle housing assembly positioning device

Technical Field

The utility model relates to an axle housing location technical field specifically is an axle housing assembly positioner.

Background

Precision requirement is higher when rear-axle housing assembly processing spindle nose excircle in the car, part excircle shelves are the bearing shelves, rear-axle housing assembly is steady when processing is rotatory in the requirement car, because rear-axle housing assembly is irregular shape and welds more installed part in the car, cause rear-axle housing assembly rotatory man-hour in the car because the unbalance produces vibration, produce out of roundness and tapering quality problems during rear-axle housing assembly excircle in the lathe processing car, cause lock nut to drop when the car goes, traveling system trouble such as wheel hub bearing damage can endanger the car and go the safety and cause serious traffic accident, now, lack effective positioner in order to reach the effect of being connected counter weight device and axle housing in the operation of implementing the axle housing counter weight.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an axle housing assembly positioner to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an axle housing assembly positioning device comprises a transverse positioning plate arranged on the end face of an axle housing, positioning devices for locking the axle housing and the transverse positioning plate are arranged on the axle housing and the transverse positioning plate, and each positioning device comprises a support, a positioning column, a nut, a pressing plate pin and a cross rod;

the support comprises an upper support arranged on the end face of the axle housing and a sleeve formed at the bottom of the upper support and penetrating through the thickness of the axle housing and the transverse positioning plate, a cavity body vertically arranged is formed in the axial direction of the upper support and the sleeve, and an opening part is formed in one side of the sleeve;

the lower part of the positioning column is sleeved in the cavity, the upper part of the positioning column is arranged above the upper support and is in threaded connection with the nut, a pressing plate pin is fixedly connected to the bottom of the positioning column, the pressing plate pin is transversely arranged and extends to the outer side of the positioning column, and a cross rod is installed at the top of the positioning column.

The diameter of the upper support is larger than that of the sleeve.

The opening part is arranged on the lower half part of one side of the sleeve and forms an open opening with the opening at the bottom of the sleeve.

The opening circumference of the opening part is one fourth of the circumference of the sleeve.

The top of reference column is formed with the fixed block, and the through-hole that is used for swing joint horizontal pole is transversely seted up to this fixed block.

And a thread surface for connecting a nut in a threaded manner is formed at the upper part of the positioning column.

And a convex block is formed at the upper end of one side of the pressing plate pin extending outwards, and the convex block is of a hemispherical structure.

The positioning column and the pressing plate pin form an L-shaped structure.

According to the technical scheme, the nut is connected with the positioning column, and the pressing plate pin arranged at the bottom of the positioning column is used for realizing the pressing of the outside of the axle housing to the inside of the axle housing, so that the pressing effect is good, the structure is simple, the disassembly, assembly and replacement are facilitated, and the use efficiency of the axle housing can be effectively improved; meanwhile, the opening part on the sleeve can effectively play a role in limiting the rotation angle of the pressing plate pin, the problem that the visual field of an operator is shielded in operation is avoided, and the using effect is more prominent.

Drawings

FIG. 1 is a sectional view of the present invention;

FIG. 2 is a schematic view of the positioning post of the present invention;

FIG. 3 is a schematic view of the assembly structure of the present invention;

FIG. 4 is a schematic view of the assembly structure of the central weight block of the present invention;

FIG. 5 is a top view of the center weight of the present invention;

FIG. 6 is a schematic view of the structure of the guide post of the present invention;

FIG. 7 is a schematic diagram of the positioning plate structure of the present invention;

FIG. 8 is a schematic view of a lateral weight block of the present invention;

fig. 9 is a side view of the assembly system assembly of the present invention;

fig. 10 is a top view of the assembly system of the present invention.

In the figure: 1 balancing stand, 11 supporting rods, 2 axle housings, 3 weight devices, 31 side balancing weights, 311 bolts, 312 longitudinal rails, 313 transverse rails, 32 longitudinal positioning plates, 33 positioning devices, 331 rotating handles, 332 supports, 3321 upper supports, 3322 sleeves, 333 nuts, 334 positioning columns, 3341 fixing blocks, 3342 through holes, 3343 thread surfaces, 335 pressing plate pins, 3351 lugs, 336 cross bars, 337 opening parts, 34 transverse positioning plates, 35 central balancing weights, 351 arc rails, 352 rotating shaft holes, 353 flat mouth parts, 36 studs, 361 positioning nuts, 37 guide columns, 371 fixing pieces, 3711 handles, 3712 threaded rods, 372 transverse plates, 373 connecting parts and 3731 threaded holes.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

an axle housing assembly counterweight system of the type shown in figures 1-10 and having application to such an axle housing assembly counterweight system wherein the axle housing assembly counterweight system includes a lateral counterweight system, a central counterweight system and a positioning device 33, as will be described in detail below with reference to figures 1-10;

the balance frame 1 is arranged at two ends of a shaft body of the axle housing 2, a supporting rod 11 which is perpendicular to the axial direction of the shaft body of the axle housing 2 is arranged at the top of the balance frame 1, the axle housing 2 is placed on the supporting rod 11, the axle body at two ends of the axle housing 2 can realize rotation on the balance frame 1, and the gravity center adjusting effect can be realized by rotating the axle housing 2;

the lateral counterweight system comprises a lateral counterweight block 31 and a longitudinal positioning plate 32 for fixedly connecting the lateral counterweight block 31, and also comprises a bolt 311, wherein the bolt 311 is longitudinally arranged and arranged on the longitudinal positioning plate 32, the central part of the lateral counterweight block 31 is provided with a cross-shaped through hole for realizing the transverse or longitudinal displacement of the lateral counterweight block 31 on the bolt 311, in particular, the cross-shaped through hole forms a vertical track 312 which is vertically arranged and a transverse track 313 which is transversely arranged, the counterweight gravity centers of the lateral counterweight block 31 are adjusted by the longitudinal track 312 and the transverse track 313 in the actual use process, the lateral balance of the rear axle housing assembly in the automobile is different due to different connecting plates welded on the lateral sides of different axle housings 2, and the standard lateral counterweight blocks 31 with different quantities can be increased or decreased to ensure the lateral balance of different axle housings 2, the longitudinal positioning plate 32 is arranged on one axial side of the axle housing 2; the side balancing weight 31 is fixedly connected to the bolt 311 through a cross-shaped through hole, and the side balancing weight 31 is arranged outside the longitudinal positioning plate 32, so that the replacement of the side balancing weight 31 can be conveniently realized.

The central counterweight system comprises a transverse positioning plate 34, studs 36, guide posts 37 and a central counterweight 35, and further comprises a fixing part 371, wherein the end parts of the guide posts 37 and the stud 36 extend into the axle housing 2, the central counterweight 35 is arranged inside the axle housing 2 and is rotatably connected to the end parts of the guide posts 37, the central counterweight 35 is arranged in a gravity center asymmetrical structure by taking the axle center of the guide posts 37 as a rotation center, specifically, the guide posts 37 penetrate through the thickness of the shell of the axle housing 2 and are arranged in the vertical central axis in the cavity of the axle housing 2, the studs 36 are arranged in two numbers and are symmetrically arranged in the cavity of the axle housing 2 by taking the guide posts 37 as the axle center, the central counterweight 35 is movably connected to the guide posts 37 and is rotatably connected to the two studs 36 by taking the guide posts 37 as the circle center, and the central counterweight 35 can rotate around the guide posts 37, the central counterweight block 35 is provided with an arc track 351, the end part of the stud 36 penetrates through the arc track 351 and is used for the central counterweight block 35 to rotate by taking the axis of the guide post 37 as an original point, and the central counterweight block 35 is of a gravity center asymmetric structure, so that the adjustment with different gravity centers can be realized in the rotating process of the central counterweight block 35 around the guide post 37, and the adjusting effect of a central counterweight system is achieved; the central balancing weight 35 is provided with two arc tracks 351 which are symmetrically arranged by taking the rotating shaft hole 352 as a center, the rotating shaft hole 352 is used for realizing the rotating connection on the guide post 37, the two arc tracks 351 which are symmetrically arranged are used for rotatably connecting on the two studs 36 which are correspondingly arranged, and the central balancing weight 35 is arranged into a special-shaped semicircular disc body structure, namely, a body with one side with less than half area of a circle cut off on the disc is understood as a flat opening part 353 in the figure, the structural design enables the central balancing weight 35 to have a continuously adjustable gravity center in the rotating process, and meanwhile, due to the action of the arc tracks 351, the central balancing weight 35 is more stable in the rotating process; in order to realize quick positioning and adjustment, the upper end surface and the lower end surface of the central balancing weight 35 are both provided with positioning nuts 361 which are in threaded connection with the studs 36, the nuts 361 arranged above can limit the highest mounting position of the central balancing weight 35, firstly, the nuts 361 arranged above are positioned, then the central balancing weight 35 is mounted, and finally the nuts 361 arranged below are mounted, and the nuts 361 arranged below do not need to realize the fastening of the central balancing weight 35 in the adjustment stage, so that a certain looseness is reserved to facilitate the rotation of the central balancing weight; different varieties axle housing 2 causes axle housing 2 quotation and back lid end unbalance in weight and balanced focus different because of axle housing quotation hole and back lid weight difference, and accessible central balancing weight 35 rotates the dynamic balance focus of seeking on guide post 37, and central balancing weight 35 removes behind the balanced focus, realizes the fastening to central balancing weight 35 through fixation nut 361.

The top of the guide post 37 is formed with a transverse plate 372 and a connecting portion 373, the connecting portion 373 is disposed on the end surface of the transverse plate 372 and is disposed coaxially with the guide post 37, a threaded hole 3731 for screwing the fixing member 371 is opened on the end surface of the connecting portion 373, the fixing member 371 comprises a handle 3711 and a threaded rod 3712 formed at the bottom of the handle 3711 and used for screwing the threaded rod into the threaded hole 3731, the fixing member 371 is disposed on the end surface of the transverse positioning plate 34, and the fixing effect on the guide post 37 is achieved by screwing the handle 3711 in the implementation process.

The positioning device 33 penetrates through the transverse positioning plate 34 and the axle housing 2 casing and is movably connected to the transverse positioning plate 34, specifically, the positioning device comprises a support 332, a positioning column 334, a nut 333, a press plate pin 335 and a cross rod 336, the support 332 comprises an upper support 3321 arranged on the end face of the axle housing 2, and a sleeve 3322 formed at the bottom of the upper seat 3321 and extending through the thickness of the axle housing 2 housing and the transverse locating plate 34, a cavity which is vertically arranged is formed in the central axis direction of the upper support 3321 and the sleeve 3322, an opening part 337 is formed at one side of the sleeve 3322, the lower part of the positioning column 334 is sleeved in the cavity, the upper part of the positioning column is arranged above the upper support 3321 and is in threaded connection with the nut 333, the bottom of the positioning column 334 is fixedly connected with the platen pin 335, the pressing plate pin 335 is transversely arranged and extends to the outer side of the positioning column 334, and the top of the positioning column 334 is provided with a cross bar 336; in the implementation process, the upper support 3321 is fixedly connected to the transverse positioning plate 34 through a screw, then the positioning column 334 is lifted along the vertical direction by screwing the nut 333 and rotating, the pressing plate pin 335 can press the inner wall of the axle housing 2 in the lifting process and plays a role in fastening the transverse positioning plate 34 and the axle housing 2, because the nut 333 blocks the sight of an installer in order to prevent the pressing plate pin 335 from rotating too much in the rotating process, an opening portion 337 is formed in one side of the sleeve 3322, and the pressing plate pin 335 is limited in the opening portion 337, so that the rotation angle of the pressing plate pin 335 can be prevented from being too large; in order to make the pressing plate pin 335 have a good fastening effect, the upper end of the outwardly extending side of the pressing plate pin 335 preferably adopted in this embodiment is formed with a convex block 3351, and the convex block 3351 is set to be a hemispherical structure, so that when the pressing plate pin 335 is attached to the axle housing 2 and pressed tightly, the convex block 3351 of the hemispherical structure can be attached to and fastened with the point surface of the shell surface of the axle housing 2, the stressed area is reduced, the acting force is applied more easily, and the fastening effect is higher; meanwhile, the opening portion 337 of the preferred embodiment is disposed at the lower half portion of one side of the sleeve 3322, and forms an open opening with the opening at the bottom of the sleeve 3322, such structure makes the sleeve 3322 an open structure, which is beneficial to the detachment and installation of the positioning column 334, and improves the utilization efficiency thereof.

In the using process of the axle housing assembly counterweight system, firstly, an axle housing 2 is hoisted to a balance frame 1, a transverse positioning plate 34 is horizontally placed on a disc surface of the axle housing 2, a step surface matched with the disc surface of the axle housing 2 is formed on the transverse positioning plate 34, the transverse positioning plate 34 and the axle housing 2 are initially positioned through the step surface, a cross rod 336 is rotated, a pressing plate pin 335 is rotated to a specified position and a nut 333 is screwed, then shaft bodies at two ends of the axle housing 2 are rotated on the balance frame 1, the side counterweight blocks 31 are continuously adjusted and are made to slide up and down and left and right to corresponding balance positions, the axle housing 2 keeps the gravity center balance of the rotating side surface on the balance frame 1 by increasing and decreasing the number of the side counterweight blocks 31, and the side counterweight; constantly adjust the position of center balancing weight 35 on guide post 37 and increase and decrease its installation quantity to make axle housing 2 keep rotatory focus balanced on gimbal 1, the balanced focus of adjustment axle housing 2 is realized to accessible center balancing weight 35. And (5) hoisting the axle housing assembly which is well installed and adjusted away from the balance frame 1 and installing the axle housing assembly on a rotary machine tool for processing.

The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims

1. The utility model provides an axle housing assembly positioner, is including installing the horizontal positioning plate at the axle housing terminal surface, its characterized in that: the axle housing and the transverse positioning plate are provided with positioning devices for locking the axle housing and the transverse positioning plate, and each positioning device comprises a support, a positioning column, a nut, a pressing plate pin and a cross rod;

2. The axle housing assembly positioning device of claim 1 wherein: the diameter of the upper support is larger than that of the sleeve.

3. The axle housing assembly positioning device of claim 1 wherein: the opening part is arranged on the lower half part of one side of the sleeve and forms an open opening with the opening at the bottom of the sleeve.

4. The axle housing assembly positioning device of claim 1 wherein: the opening circumference of the opening part is one fourth of the circumference of the sleeve.

5. The axle housing assembly positioning device of claim 1 wherein: the top of reference column is formed with the fixed block, and the through-hole that is used for swing joint horizontal pole is transversely seted up to this fixed block.

6. The axle housing assembly positioning device of claim 1 wherein: and a thread surface for connecting a nut in a threaded manner is formed at the upper part of the positioning column.

7. The axle housing assembly positioning device of claim 1 wherein: and a convex block is formed at the upper end of one side of the pressing plate pin extending outwards, and the convex block is of a hemispherical structure.

8. The axle housing assembly positioning device of claim 1 wherein: the positioning column and the pressing plate pin form an L-shaped structure.