CN212219796U - Axle housing assembly center counter weight system - Google Patents
Axle housing assembly center counter weight system Download PDFInfo
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- CN212219796U CN212219796U CN201922337296.7U CN201922337296U CN212219796U CN 212219796 U CN212219796 U CN 212219796U CN 201922337296 U CN201922337296 U CN 201922337296U CN 212219796 U CN212219796 U CN 212219796U
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- axle housing
- guide post
- balancing weight
- central
- central balancing
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Abstract
The utility model discloses an axle housing assembly center counter weight system, center counter weight system is including horizontal locating plate, double-screw bolt, guide post, central balancing weight and mounting, horizontal locating plate installs at the axle housing terminal surface, the tip of guide post and the tip of double-screw bolt all extend to inside the axle housing, the central balancing weight uses the guide post axle center to set up to focus asymmetric structure as the rotation center, the guide post runs through the axle housing casing and places vertical axis department in the axle housing cavity in, central balancing weight swing joint is on the guide post and uses the guide post to rotate as the centre of a circle to connect on the double-screw bolt. The utility model discloses an adopt install in the axle housing and centrobaric asymmetric central balancing weight, guide post and double-screw bolt have realized the adjustable effect to the inside focus of axle housing, and this kind of central balancing weight loading and unloading is convenient simultaneously, and stable in structure, and accessible circular arc track realizes that central balancing weight rotates the steady rotation of in-process, further improvement its availability factor.
Description
Technical Field
The utility model relates to a counter weight technical field specifically is a central counter weight system of axle housing assembly.
Background
Precision requirement is higher when rear-axle housing assembly processes the spindle nose excircle in the car, part excircle shelves are the bearing shelves, it is steady when processing is rotatory to require rear-axle housing assembly in the car, because rear-axle housing assembly is irregular shape and welds more installed part in the car, cause rear-axle housing assembly spin-machining in the car to produce vibration because of the unbalance, produce out of round and tapering quality problems when rear-axle housing assembly excircle in the lathe processing car, cause lock nut to drop when the car is gone, traveling system faults such as wheel hub bearing damage can endanger the car and go the safety and cause serious traffic accident.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an axle housing assembly center counter weight system 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: a central counterweight system of an axle housing assembly comprises a central counterweight system arranged on an axle housing, wherein the central counterweight system comprises a transverse positioning plate, a stud, a guide post, a central counterweight block and a fixing piece, the transverse positioning plate is arranged on the end surface of the axle housing, the end parts of the guide posts and the end parts of the studs extend into the axle housing, and the central balancing weight is arranged in the axle housing and is rotationally connected with the end part of the guide post, the central balancing weight is arranged in a gravity center asymmetric structure by taking the axis of the guide post as a rotation center, the central balancing weight is provided with an arc track, the end part of the stud penetrates through the arc track and is used for the central balancing weight to rotate by taking the axis of the guide post as an origin, the guide post penetrates through the axle housing and is arranged on a vertical central axis in the axle housing, and the central balancing weight is movably connected to the guide post and is rotatably connected to the stud by taking the guide post as a circle center.
The double-screw bolt is provided with two to use the guide post to set up in the axle housing cavity as axle center symmetry.
The central balancing weight is movably connected to the guide post and is rotatably connected to the two studs by taking the guide post as a circle center.
And the upper end surface and the lower end surface of the central balancing weight are both provided with positioning nuts which are in threaded connection with the studs.
The top of guide post is formed with diaphragm and connecting portion, and the diaphragm terminal surface is arranged in to this connecting portion and sets up with the guide post is coaxial, the screw hole that is used for threaded connection mounting is seted up to the terminal surface of connecting portion, the mounting is including the handle and be formed in the handle bottom and be used for threaded connection to go into threaded hole's threaded rod, transverse location board terminal surface is arranged in to the mounting.
The central balancing weight is of a special-shaped semicircular disc body structure, and a flat opening part is formed on the side edge of the central balancing weight.
According to the above technical scheme, the utility model discloses an adopt install in the axle housing and centrobaric asymmetric central balancing weight, guide post and double-screw bolt have realized the adjustable effect to the inside focus of axle housing, and this kind of central balancing weight loading and unloading are convenient simultaneously, and stable in structure, and accessible circular arc track realizes that central balancing weight rotates the steady rotation of in-process, further improvement its availability factor.
Drawings
FIG. 1 is a schematic view of the assembly structure of the central weight block of the present invention;
FIG. 2 is a sectional view of the structure of the counterweight system of the present invention;
fig. 3 is a schematic top view of the counterweight system of the present invention;
fig. 4 is a schematic view of the assembly structure of the counterweight system 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 schematic structural view of the positioning device of the present invention;
fig. 10 is a schematic view of the positioning column 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:
referring to fig. 1-10, an axle housing assembly counterweight system is shown, which comprises a center counterweight system, which is composed of a balance frame 1 for supporting an axle housing 2 and a counterweight device, wherein the counterweight device comprises a lateral counterweight system, a center counterweight system and a positioning device 33, which will be described in detail below with reference to fig. 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; meanwhile, the side counterweight 31 is fixedly connected to the bolt 311 through a cross-shaped through hole, and the side counterweight 31 is arranged outside the longitudinal positioning plate 32, so that the replacement of the side counterweight 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 of the stud 36 penetrates through the arc track 351 and allows the central counterweight block 35 to rotate with the axis of the guide post 37 as the origin, the important point is that the central counterweight block 35 is the structure to be explained, the central counterweight block 35 adopted in the embodiment is a gravity center asymmetric structure, and the adjustment with different gravity centers can be realized in the rotating process of the central counterweight block 35 around the guide post 37, so that the adjusting effect of the 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 rotating connection on the two studs 36 which are correspondingly arranged, and the preferred central balancing weight 35 in the embodiment 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, and a flat opening part 353 in the figure is formed; in order to realize quick positioning and adjustment, in the embodiment, preferably, positioning nuts 361 which are screwed on the studs 36 are arranged on the upper end surface and the lower end surface of the central counterweight 35, the nuts 361 arranged above can limit the highest mounting position of the central counterweight 35, firstly, the nuts 361 arranged above are positioned, then the central counterweight 35 is mounted, and finally, the nuts 361 arranged below are mounted, and the nuts 361 arranged below do not need to be fastened to the central counterweight 35 in the adjustment stage, so that a certain looseness is reserved to facilitate the rotation of the central counterweight; 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.
In this embodiment, preferably, a transverse plate 372 and a connecting portion 373 are formed at the top of the guide post 37, 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 formed in the end surface of the connecting portion 373, the fixing member 371 includes a handle 3711 and a threaded rod 3712 formed at the bottom of the handle 3711 and screwed into the threaded hole 3731, the fixing member 371 is disposed on the end surface of the transverse positioning plate 34, and the guide post 37 is fastened 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 part 337 is arranged at one side of the sleeve 3322, and the pressing plate pin 335 is limited in the opening part 337, so that the rotation angle of the pressing plate pin 335 can be prevented from being too great; in order to enable the pressing plate pin 335 to have a good fastening effect, a convex block 3351 is formed at the upper end of the outwardly extending side of the adopted pressing plate pin 335, and the convex block 3351 is in a hemispherical structure, so that when the pressing plate pin 335 is attached and pressed to the axle housing 2, the convex block 3351 in the hemispherical structure can be attached and fastened to the surface of the shell of the axle housing 2, the stress 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 specific use process, firstly, the axle housing 2 is hoisted to the balance frame 1, the transverse positioning plate 34 is horizontally placed on the 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, the cross rod 336 is rotated, the pressing plate pin 335 is rotated to a specified position and the nut 333 is screwed, then the shaft bodies at two ends of the axle housing 2 are rotated on the balance frame 1, the side balancing weights 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 on the balance frame 1 by increasing and decreasing the number of the side balancing weights 31, and the side balancing weights; 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 (6)
1. The utility model provides an axle housing assembly center counter weight system which characterized in that: including installing the central counter weight system on the axle housing, central counter weight system is including horizontal locating plate, double-screw bolt, guide post, central balancing weight and mounting, horizontal locating plate installs at the axle housing terminal surface, the tip of guide post and the tip of double-screw bolt all extend to inside the axle housing, and the central balancing weight sets up inside and the swivelling joint at the guide post tip at the axle housing, the central balancing weight uses the guide post axle center to set up to focus asymmetric structure as rotation center, seted up circular arc track on the central balancing weight, the double-screw bolt tip runs through this circular arc track and supplies central balancing weight to use the guide post axle center to rotate as the initial point, the guide post runs through the axle housing and places vertical axis department in the axle housing cavity in, central balancing weight swing joint is on the guide post and uses the guide post to rotate.
2. The axle housing assembly center weighting system of claim 1, wherein: the double-screw bolt is provided with two to use the guide post to set up in the axle housing cavity as axle center symmetry.
3. The axle housing assembly center weighting system of claim 2, wherein: the central balancing weight is movably connected to the guide post and is rotatably connected to the two studs by taking the guide post as a circle center.
4. The axle housing assembly center weighting system of claim 1, wherein: and the upper end surface and the lower end surface of the central balancing weight are both provided with positioning nuts which are in threaded connection with the studs.
5. The axle housing assembly center weighting system of claim 1, wherein: the top of guide post is formed with diaphragm and connecting portion, and the diaphragm terminal surface is arranged in to this connecting portion and sets up with the guide post is coaxial, the screw hole that is used for threaded connection mounting is seted up to the terminal surface of connecting portion, the mounting is including the handle and be formed in the handle bottom and be used for threaded connection to go into threaded hole's threaded rod, transverse location board terminal surface is arranged in to the mounting.
6. The axle housing assembly center weighting system of claim 1, wherein: the central balancing weight is of a special-shaped semicircular disc body structure, and a flat opening part is formed on the side edge of the central balancing weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922337296.7U CN212219796U (en) | 2019-12-23 | 2019-12-23 | Axle housing assembly center counter weight system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922337296.7U CN212219796U (en) | 2019-12-23 | 2019-12-23 | Axle housing assembly center counter weight system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212219796U true CN212219796U (en) | 2020-12-25 |
Family
ID=73902119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922337296.7U Active CN212219796U (en) | 2019-12-23 | 2019-12-23 | Axle housing assembly center counter weight system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212219796U (en) |
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2019
- 2019-12-23 CN CN201922337296.7U patent/CN212219796U/en active Active
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