CN209012198U - A kind of stationary fixture used for vehicle transmission shaft - Google Patents
A kind of stationary fixture used for vehicle transmission shaft Download PDFInfo
- Publication number
- CN209012198U CN209012198U CN201821836342.7U CN201821836342U CN209012198U CN 209012198 U CN209012198 U CN 209012198U CN 201821836342 U CN201821836342 U CN 201821836342U CN 209012198 U CN209012198 U CN 209012198U
- Authority
- CN
- China
- Prior art keywords
- clamping part
- transmission shaft
- rubber pad
- arc recess
- threaded rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
A kind of stationary fixture used for vehicle transmission shaft, belongs to car kits technical field.The utility model solves the problems, such as that the service life of stability and fixture under existing fixture clamp position is low.The utility model includes the first clamping part, the second clamping part and lock sleeve, and the first clamping part and the second clamping part all have the arc groove to match with transmission shaft, and interval is equipped with rubber pad on the inner wall of arc groove；One end of first clamping part and one end of the second clamping part are pivotally connected, and the other end of the first clamping part has the threaded rod being linearly arranged, and lock sleeve is set on threaded rod, and the other end of the second clamping part, which has, is inserted into the protrusion to lock sleeve.The outer end face of the rubber pad of the utility model and the outer peripheral surface of transmission shaft come into full contact with, and increase the frictional force with transmission shaft, improve clamping effect；It is threadedly coupled the first clamping part and the second clamping part using lock sleeve, the case where reducing the fixture clamping part easily deforms in clamping process, extends the service life of fixture.
Description
Technical field
The utility model relates to a kind of stationary fixtures used for vehicle transmission shaft, belong to car kits technical field.
Background technique
It is provided with transmission shaft between the gearbox and drive axle of vehicle, for realizing that the power between gearbox and drive axle passes
It passs.One end of transmission shaft is connect first in the assembly technology of transmission shaft with rear axle in the prior art, afterwards turns over vehicle frame progress
The assembly of gearbox since the other end of transmission shaft during vehicle frame overturning is not connect with associated components, therefore is easily driven
Axis such as falls, collides at the accidents.
For during vehicle frame overturning transmission shaft transmission shaft easily occur fall etc. as topic, use a kind of vehicle transmission at present
It includes jig main body and clamping piece to axis stationary fixture, and jig main body and clamping piece all have circular arc-shaped recess, work as jig main body
On circular arc-shaped recess and clamping piece on circular arc-shaped recess cooperation transmission shaft clamp after, since jig main body and clamping piece are equal
It is metalwork, can not be come into full contact with transmission shaft in circular arc-shaped recess for clamping the side of transmission shaft, in circular arc-shaped recess
There is gap between certain positions and transmission shaft, cause transmission shaft clamping unstable.And locking system benefit in the prior art
Lock sleeve is elastically held in lock position with spring-compressed, it is not in place locking easily occur, causes fixture deformation occur or pass
Moving axis such as falls at the safety accidents.Therefore, existing truck drive shaft stationary fixture is improved, is provided a kind of novel used for vehicle transmission shaft
Stationary fixture is very necessary.
Utility model content
The utility model problem low for the service life of stability and fixture under existing fixture clamp position, mentions
A kind of novel stationary fixture used for vehicle transmission shaft is gone out.
The technical solution of the utility model includes:
A kind of stationary fixture used for vehicle transmission shaft, including the first clamping part, the second clamping part and lock sleeve, described first
Clamping part is C-shaped configuration, and the first clamping part includes the first semicircle arc recess and protrusion, and protrusion is mounted on the first semicircle arc recess
One end, equidistant interval is equipped with rubber pad on the inner wall of the first semicircle arc recess；Second clamping part is C-shaped configuration, the
Two clamping parts include the second semicircle arc recess, straight-bar and the threaded rod being linearly arranged, the second semicircle arc recess it is interior
Equidistant interval is equipped with rubber pad on wall；The threaded rod and straight-bar is separately mounted to the both ends of the second semicircle arc recess, spiral shell
Rasp bar is located in a straight line with straight-bar, and the central axes of threaded rod and straight line and the second semicircle arc recess where straight-bar are hung down mutually
Directly, lock sleeve is set on threaded rod, protrusion is inserted into lock sleeve；The other end and second of the first semicircle arc recess
The other end of semicircle arc recess is pivotally connected, the first semicircle arc recess and the second semi arch recess portion combination and limit one it is circular
Transmission shaft limit hole.
It is preferred: the through-hole of equidistant interval, the quantity of through-hole are provided on first clamping part and the second clamping part
It is identical as the quantity of rubber pad, and through-hole and rubber pad correspond and cooperate；The inner peripheral surface of the rubber pad be and transmission
The arcwall face that the outer peripheral surface of axis matches, rubber pad offer the relief hole of perforation, relief hole close to rubber pad inner peripheral surface that
One end is equipped with reamer.
It is preferred: to pass through between the rubber pad and the first clamping part and between rubber pad and the second clamping part
Screw bolt and nut connection, in the described bolt insertion relief hole and through-hole, the tail portion of bolt and nut are spirally connected installation, the head of bolt
Portion is located in reamer.
Preferred: the longitudinal section for the set intracoelomic cavity that the lock sleeve has covers intracoelomic cavity to be inverted isosceles trapezoidal structure
Cavity wall and threaded rod outer peripheral surface between have gap；The side of the protrusion is bonded with the outer peripheral surface of threaded rod, protrusion
The other side is bonded with the cavity wall of set intracoelomic cavity；Cricoid limit stop ring is installed on the periphery of threaded rod, limit stop ring is located at
In lock sleeve, and the tail end of protrusion can be resisted against in limit stop ring.
It is preferred: two handwheels are installed by welding on the outer peripheral surface of the lock sleeve.
The utility model has the following beneficial effects: the utility model relates to a kind of stationary fixture used for vehicle transmission shaft, it should
The outer end face of stationary fixture rubber pad and the outer peripheral surface of transmission shaft come into full contact with, and increase the friction between transmission shaft and rubber pad
Power improves the clamping effect to transmission shaft；And when the outer end face serious wear of rubber pad, bolt is unloaded, to incite somebody to action
Rubber pad after abrasion is unloaded from clamping part one or clamping part two, replaces with new rubber pad, and extend fixture uses the longevity
Life.Also, it is threadedly coupled the first clamping part and the second clamping part using lock sleeve, improves the same of lock sleeve lock position stability
When, the case where the first clamping part and the second clamping part of the fixture in clamping process deform is reduced, folder is further extended
The service life of tool.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of stationary fixture used for vehicle transmission shaft；
Fig. 2 is the enlarged structure schematic diagram of A in Fig. 1；
The first clamping part of 1- in figure, 11- threaded rod, the second clamping part of 2-, the protrusion 21-, 3-1- the first semicircle arc recess, 3-
2- the second semicircle arc recess, 3-3- straight-bar 4- rubber pad, 41- arcwall face, 42- relief hole, 42a- reamer, 5- bolt, 6- spiral shell
Mother, 7- lock sleeve, 71- cover intracoelomic cavity, 72- handwheel.
Specific embodiment
Illustrate specific embodiment of the present invention in conjunction with attached drawing 1 to Fig. 2: the utility model is a kind of used for vehicle transmission shaft solid
Clamp tool, including the first clamping part 1, the second clamping part 2 and lock sleeve 7, first clamping part 1 are C-shaped configuration, the first folder
Holding portion 1 includes the first semicircle arc recess 3-1 and protrusion 21, and protrusion 21 is mounted on one end of the first semicircle arc recess 3-1, and the first half
Equidistant interval is equipped with rubber pad 4 on the inner wall of circular arc recess portion 3-1；Second clamping part 2 is C-shaped configuration, the second clamping
Portion 2 includes the second semicircle arc recess 3-2, straight-bar 3-3 and the threaded rod 11 being linearly arranged, the second semicircle arc recess 3-
Equidistant interval is equipped with rubber pad 4 on 2 inner wall；It is recessed that the threaded rod 11 and straight-bar 3-3 is separately mounted to the second semi arch
The both ends of portion 3-2, threaded rod 11 are located in a straight line with straight-bar 3-3, the straight line and second where threaded rod 11 and straight-bar 3-3
The central axes of semicircle arc recess 3-2 are orthogonal, and lock sleeve 7 is set on threaded rod 11, and protrusion 21 is inserted into lock sleeve 7；
The other end of the other end and the second semicircle arc recess 3-2 of the first semicircle arc recess 3-1 is pivotally connected, the first semi arch
Recess portion 3-1 and the second semicircle arc recess 3-2 is combined and is limited a circular transmission shaft limit hole.So set, working as clamping part
One 1 and after the cooperation of clamping part 22 clamps transmission shaft, the outer end face of rubber pad 4 and the periphery face contact of transmission shaft are simultaneously resisted against
On the outer peripheral surface of transmission shaft, the outer end face of rubber pad 4 and the outer peripheral surface of transmission shaft are come into full contact with, and increase transmission shaft and rubber pad
Frictional force between 4 improves the clamping effect to transmission shaft.
The through-hole 8 of equidistant interval, the quantity of through-hole 8 and rubber are provided on first clamping part 1 and the second clamping part 2
The quantity of rubber mat 4 is identical, and through-hole 8 and rubber pad 4 correspond and cooperate；The inner peripheral surface of the rubber pad 4 be and transmission
The arcwall face 41 that the outer peripheral surface of axis matches, rubber pad 4 offer the relief hole 42 of perforation, and relief hole 42 is in rubber pad 4
That one end of circumferential surface is equipped with reamer 42a.Between the rubber pad 4 and the first clamping part 1 and rubber pad 4 and second presss from both sides
It holds and is connected by bolt 5 and nut 6 between portion 2, the bolt 5 is inserted into relief hole 42 and through-hole 8, the tail portion of bolt 5
It is spirally connected installation with nut 6, the head of bolt 5 is located in reamer 42a.So set, working as the outer end face serious wear of rubber pad 4
When, nut 6 is back-outed from bolt 5, bolt 5 is extracted out of relief hole 42 and through-hole 8, so as to the rubber pad 4 after wearing
It is unloaded from clamping part 1 or clamping part 22, replaces with new rubber pad 4, extend the service life of fixture.
The longitudinal section for the set intracoelomic cavity 71 that the lock sleeve 7 has covers intracoelomic cavity 71 to be inverted isosceles trapezoidal structure
There is gap between cavity wall and the outer peripheral surface of threaded rod 11；The side of the protrusion 21 is bonded with the outer peripheral surface of threaded rod 11, convex
The other side in portion 21 is bonded with the cavity wall of set intracoelomic cavity 71；Cricoid limit stop ring 12 is installed on the periphery of threaded rod 11,
Limit stop ring 12 is located in lock sleeve 7, and the tail end of protrusion 21 can be resisted against in limit stop ring 12.So set, when clamping
After portion 1 and the cooperation of clamping part 22 clamp transmission shaft, protrusion 21 is plugged in lock sleeve 7, the inner surface and screw thread of protrusion 21
The outer peripheral surface of bar 11 fits, outer surface and covers the cavity wall of intracoelomic cavity 71 and fits, in the structure opening of 7 one end of lock sleeve compared with
Greatly, can guarantee that protrusion 21 is accurately inserted into lock sleeve 7, and lock sleeve 7 the end thickness from outside to inside gradually
Increase, so that lock sleeve 7 has certain deformability, protrusion 21 can support locking during being inserted into lock sleeve 7 outward
Set 7, so that 22 locking of clamping part is stablized.Having on the outer peripheral surface of the threaded rod 11 can stop lock sleeve 7 towards clamping part two
The mobile limit stop ring 13 in 2 directions, the outer end face of the protrusion 21 can be resisted against in limit stop ring 12；In lock sleeve 7 towards folder
During holding the mobile cooperation with protrusion 21 in 22 direction of portion, the medial surface of the outer end face and lock sleeve 7 that can be avoided protrusion 21 is sent out
Raw collision leads to clamping part 22, and deformation occurs, and also avoiding the outer end face of lock sleeve 7 from being resisted against on clamping part 22 leads to clamping part
22 deformation occurs.
Two handwheels 72 are installed by welding on the outer peripheral surface of the lock sleeve 7.So set, handwheel 72 is used to drive lock
Fixed 7 rotation, the fixture have the advantages of easy to use, to save strength.
This embodiment is just an exemplary description of this patent, does not limit its protection scope, those skilled in the art
Member can also be changed its part, as long as it does not exceed the essence of this patent, within the protection scope of the present patent.
Claims (5)
1. a kind of stationary fixture used for vehicle transmission shaft, it is characterised in that: including the first clamping part (1), the second clamping part (2) and lock
Fixed (7), first clamping part (1) are C-shaped configuration, and the first clamping part (1) includes the first semicircle arc recess (3-1) and convex
Portion (21), protrusion (21) are mounted on one end of the first semicircle arc recess (3-1), on the inner wall of the first semicircle arc recess (3-1) etc.
Rubber pad (4) are installed away from interval；Second clamping part (2) is C-shaped configuration, and the second clamping part (2) includes the second semicircle
Arc recess (3-2), straight-bar (3-3) and the threaded rod (11) being linearly arranged, the inner wall of the second semicircle arc recess (3-2)
Upper equidistant interval is equipped with rubber pad (4)；The threaded rod (11) and straight-bar (3-3) is separately mounted to the second semicircle arc recess
The both ends of (3-2), threaded rod (11) are located in a straight line with straight-bar (3-3), and threaded rod (11) is straight where with straight-bar (3-3)
The central axes of line and the second semicircle arc recess (3-2) are orthogonal, are set on threaded rod (11) lock sleeve (7), protrusion (21)
It is inserted into lock sleeve (7)；The other end of the first semicircle arc recess (3-1) is another with the second semicircle arc recess (3-2)
One end is pivotally connected, and the first semicircle arc recess (3-1) and the second semicircle arc recess (3-2) combine and limit a circular transmission
Axis limit hole.
2. a kind of stationary fixture used for vehicle transmission shaft according to claim 1, it is characterised in that: first clamping part
(1) and on the second clamping part (2) through-hole (8) of equidistant interval, the quantity and the quantity phase of rubber pad (4) of through-hole (8) are provided with
Together, and through-hole (8) and rubber pad (4) correspond and cooperate；The inner peripheral surface of the rubber pad (4) is the periphery with transmission shaft
The arcwall face (41) that face matches, rubber pad (4) offer the relief hole (42) of perforation, and relief hole (42) is close to rubber pad (4)
That one end of inner peripheral surface is equipped with reamer (42a).
3. a kind of stationary fixture used for vehicle transmission shaft according to claim 2, it is characterised in that: the rubber pad (4)
Connected by bolt (5) and nut (6) between the first clamping part (1) and between rubber pad (4) and the second clamping part (2)
It connects, the bolt (5) is inserted into relief hole (42) and through-hole (8), and the tail portion and nut (6) of bolt (5) are spirally connected installation, bolt
(5) head is located in reamer (42a).
4. a kind of stationary fixture used for vehicle transmission shaft according to claim 1, it is characterised in that: the lock sleeve (7)
Including cover intracoelomic cavity (71), set intracoelomic cavity (71) longitudinal section be inverted isosceles trapezoidal structure, cover intracoelomic cavity (71) cavity wall with
There is gap between the outer peripheral surface of threaded rod (11)；The side of the protrusion (21) is bonded with the outer peripheral surface of threaded rod (11), convex
The other side in portion (21) is bonded with the cavity wall of set intracoelomic cavity (71)；Cricoid limiting block is installed on the periphery of threaded rod (11)
It encloses (12), limit stop ring (12) is located in lock sleeve (7), and the tail end of protrusion (21) can be resisted against on limit stop ring (12).
5. a kind of stationary fixture used for vehicle transmission shaft according to claim 1, it is characterised in that: the lock sleeve (7)
Outer peripheral surface on be installed by welding with two handwheels (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821836342.7U CN209012198U (en) | 2018-11-08 | 2018-11-08 | A kind of stationary fixture used for vehicle transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821836342.7U CN209012198U (en) | 2018-11-08 | 2018-11-08 | A kind of stationary fixture used for vehicle transmission shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209012198U true CN209012198U (en) | 2019-06-21 |
Family
ID=66841809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821836342.7U Expired - Fee Related CN209012198U (en) | 2018-11-08 | 2018-11-08 | A kind of stationary fixture used for vehicle transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209012198U (en) |
-
2018
- 2018-11-08 CN CN201821836342.7U patent/CN209012198U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190621 Termination date: 20211108 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |