CN211951224U - Heavy cross universal joint with cross shaft and conical surface structure - Google Patents
Heavy cross universal joint with cross shaft and conical surface structure Download PDFInfo
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- CN211951224U CN211951224U CN202020502900.7U CN202020502900U CN211951224U CN 211951224 U CN211951224 U CN 211951224U CN 202020502900 U CN202020502900 U CN 202020502900U CN 211951224 U CN211951224 U CN 211951224U
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Abstract
The utility model discloses a take heavy cross universal joint of cross area conical surface structure, including cross and axle sleeve, the equal fixedly connected with spindle nose all around of cross, one side swing joint of axle sleeve inner wall has the gasket, and the gasket is close to the top and the equal fixedly connected with fixed block in bottom of axle sleeve inner wall one side, the fixed slot with fixed block looks adaptation is all seted up to the top and the bottom of axle sleeve inner wall one side, and the top and the bottom of fixed slot have all seted up movable groove, one side fixedly connected with spring of activity inslot wall, the utility model relates to an universal joint technical field. This take heavy cross universal joint of cross axle area conical surface structure has the gasket through one side swing joint of axle sleeve inner wall, and the gasket carries out fixed connection through fixture block and axle sleeve inner wall for the gasket can closely laminate at the axle sleeve inner wall, thereby reduces the rotational resistance of spindle nose, improves the rotation precision of spindle nose, can not influence the result of use of universal joint.
Description
Technical Field
The utility model relates to a universal joint technical field specifically is a take heavy cross universal joint of cross area conical surface structure.
Background
The universal joint is a joint part of a universal transmission device of an automobile driving system, the universal joint is combined with a transmission shaft and is called a universal joint transmission device, the universal joint transmission device is arranged between an output shaft of a transmission and an input shaft of a main speed reducer of a drive axle on a vehicle driven by a front engine and a rear wheel, the vehicle driven by the front engine and the front wheel omits the transmission shaft, the universal joint is arranged between a front axle half shaft which is responsible for driving and steering and wheels, and the universal joint has no obvious elasticity in the torsion direction and can be divided into a non-constant velocity universal joint, a quasi-constant velocity universal joint and a constant velocity universal joint.
At present, a gasket is usually arranged between a shaft head and a shaft head sleeve of the heavy cross universal joint, in order to reduce the friction force between the shaft head and the shaft head sleeve, a gap still exists between the existing gasket and the inner wall of a shaft sleeve, and the gasket cannot be tightly attached to the inner wall of the shaft sleeve, so that in the working process, the rotation resistance of the shaft head is large, the rotation precision of the shaft head is reduced, and the rotation speed of the universal joint is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a take heavy cross universal joint of cross axle area conical surface structure has solved the gasket and can not closely laminate on the axle sleeve inner wall for in the course of the work, the rotational resistance of spindle nose is great, has reduced the rotation precision of spindle nose, and the rotational speed of universal joint receives the problem of influence.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a take heavy cross universal joint of cross axle area conical surface structure, includes cross axle and axle sleeve, the equal fixedly connected with spindle nose all around of cross axle, one side swing joint of axle sleeve inner wall has the gasket, and the gasket is close to the top and the equal fixedly connected with fixed block in bottom of axle sleeve inner wall one side, the fixed slot with fixed block looks adaptation is all seted up to the top and the bottom of axle sleeve inner wall one side, and the top and the bottom of fixed slot have all seted up the activity groove, one side fixedly connected with spring of activity groove inner wall, and the spring keeps away from the one end fixedly connected with baffle of activity groove inner wall, one side fixedly connected with fixture block of spring is kept away from to the baffle, the draw-in groove with fixture block looks adaptation is all seted up to the top and the bottom on fixed block surface, the both sides of activity.
Preferably, the top and the bottom of the inner wall of the shaft sleeve are both provided with mounting grooves matched with the gaskets, and the top and the bottom of the surface of the shaft sleeve are both provided with oil injection holes.
Preferably, the inside of axle sleeve and the left side that is located the oil filler point bottom have seted up first annular oil groove, the inside of axle sleeve and the right side that is located the oil filler point bottom have seted up second annular oil groove.
Preferably, oil inlets are formed in one sides, far away from the oil filling hole, of the first annular oil groove and the second annular oil groove, and pistons are movably connected between two sides of the inner wall of the oil filling hole.
Preferably, the top fixedly connected with connecting block of piston, and one side fixedly connected with closing plate that the piston was kept away from to the connecting block, the inside fixedly connected with rubber circle that just is located the oil filler point on the surface of connecting block.
Preferably, one side fixedly connected with handle that the connecting block was kept away from to the closing plate, one side fixedly connected with seal cover that the axle sleeve is close to the cross, one side that the seal cover is close to the axle sleeve runs through the axle sleeve and extends to the inside of axle sleeve, the ring channel with seal cover looks adaptation is seted up on the surface of spindle nose.
Preferably, one end, far away from the cross shaft, of the shaft head penetrates through the shaft sleeve and extends into the shaft sleeve, a roller pin is fixedly connected to the inner wall of the shaft sleeve and located on the outer surface of the shaft head, and conical surfaces are arranged on the periphery of the cross shaft.
Advantageous effects
The utility model provides a take heavy cross universal joint of cross area conical surface structure. Compared with the prior art, the method has the following beneficial effects:
(1) the heavy cross universal joint with the cross shaft and the conical surface structure is characterized in that a gasket is movably connected to one side of the inner wall of the shaft sleeve, fixed blocks are fixedly connected to the top and the bottom of one side, close to the inner wall of the shaft sleeve, of the gasket, fixed grooves matched with the fixed blocks are formed in the top and the bottom of one side of the inner wall of the shaft sleeve, movable grooves are formed in the top and the bottom of the fixed groove, a spring is fixedly connected to one side of the inner wall of the movable groove, a baffle is fixedly connected to one end, away from the inner wall of the movable groove, of the spring, a clamping block is fixedly connected to one side, away from the spring, of the baffle, a clamping groove matched with the clamping block is formed in the top and the bottom of the surface of the fixed block, stop blocks are fixedly connected to two sides of the inner wall of the movable, the rotation precision of the shaft head is improved, and the using effect of the universal joint cannot be influenced.
(2) This take heavy cross universal joint of cross axle area conical surface structure, the oil filler point has all been seted up through the top and the bottom on axle sleeve surface, first annular oil groove has been seted up in the inside of axle sleeve and the left side that is located the oil filler point bottom, second annular oil groove has been seted up in the inside of axle sleeve and the right side that is located the oil filler point bottom, the oil filler point has been seted up to one side that the oil filler point was kept away from to first annular oil groove and second annular oil groove, swing joint has the piston between the both sides of oil filler point inner wall, the top fixedly connected with connecting block of piston, and one side fixedly connected with closing plate of piston is kept away from to the connecting block, the surface of connecting block just is located the inside fixedly connected with rubber circle of oil filler point, be convenient for lubricate axle sleeve.
Drawings
FIG. 1 is a perspective view of the structure of the present invention;
fig. 2 is a sectional view of the shaft sleeve structure of the present invention;
FIG. 3 is an enlarged view of a portion of the substrate of FIG. 2;
fig. 4 is a partially enlarged view of the point B in fig. 2 according to the present invention.
In the figure: the novel universal joint pin comprises a cross shaft 1, a shaft sleeve 2, a shaft head 3, a gasket 4, a fixing block 5, a fixing groove 6, a movable groove 7, a spring 8, a baffle 9, a clamping block 10, a clamping groove 11, a baffle 12, a mounting groove 13, an oil injection hole 14, a first annular oil groove 15, a second annular oil groove 16, an oil inlet hole 17, a piston 18, a connecting block 19, a sealing plate 20, a rubber ring 21, a handle 22, a sealing sleeve 23, a ring groove 24, a roller pin 25 and a conical surface 26.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a heavy cross universal joint with a cross shaft and a conical surface structure comprises a cross shaft 1 and a shaft sleeve 2, wherein a first annular oil groove 15 is formed in the left side of the bottom of an oil filling hole 14 in the shaft sleeve 2, oil inlet holes 17 are formed in one sides, far away from the oil filling hole 14, of the first annular oil groove 15 and a second annular oil groove 16, a plurality of oil inlet holes 17 are formed, oil inlet is more uniform, a piston 18 is movably connected between two sides of the inner wall of the oil filling hole 14, the oil filling hole 14 is blocked when lubricating oil is not injected through the arrangement of the piston 18, a connecting block 19 is fixedly connected to the top of the piston 18, a sealing plate 20 is fixedly connected to one side, far away from the piston 18, of the sealing plate 20 is fixedly connected with a handle 22, the piston 18 is convenient to pull up through the arrangement of the handle 22, a sealing sleeve 23 is fixedly connected to one, through the setting of the sealing sleeve 23, oil leakage is not easy to occur between the shaft sleeve 2 and the shaft head 3, one side of the sealing sleeve 23, which is close to the shaft sleeve 2, penetrates through the shaft sleeve 2 and extends into the shaft sleeve 2, the surface of the shaft head 3 is provided with a ring groove 24 matched with the sealing sleeve 23, the surface of the connecting block 19 and the inner part of the oil filling hole 14 are fixedly connected with a rubber ring 21, the rubber ring 21 is arranged to prevent lubricating oil from flowing out of the oil filling hole 14, the inner part of the shaft sleeve 2 and the right side of the bottom of the oil filling hole 14 are provided with a second ring-shaped oil groove 16, the top and the bottom of the inner wall of the shaft sleeve 2 are both provided with an installation groove 13 matched with the gasket 4, the top and the bottom of the surface of the shaft sleeve 2 are both provided with the oil filling hole 14, the periphery of the cross shaft 1 is both fixedly connected with the shaft, the periphery of the cross shaft 1 is provided with conical surfaces 26, one side of the inner wall of the shaft sleeve 2 is movably connected with a gasket 4, the gasket 4 is made of rubber, the top and the bottom of one side, close to the inner wall of the shaft sleeve 2, of the gasket 4 are fixedly connected with fixed blocks 5, the top and the bottom of one end of each fixed block 5 are respectively provided with an inclined surface matched with the fixture block 10, the top and the bottom of one side of the inner wall of the shaft sleeve 2 are respectively provided with a fixed groove 6 matched with the fixed block 5, the top and the bottom of each fixed groove 6 are respectively provided with a movable groove 7, one side of the inner wall of each movable groove 7 is fixedly connected with a spring 8, the spring 8 can be replaced to ensure elasticity, one end, far away from the inner wall of each movable groove 7, of the spring 8 is fixedly connected with a baffle plate 9, one, draw-in groove 11 with fixture block 10 looks adaptation is all seted up with the bottom at the top on 5 surfaces of fixed block, and the both sides of activity groove 7 inner wall just are located the equal fixedly connected with dog 12 in one side that spring 8 was kept away from to baffle 9, and the setting of dog 12 prevents that baffle 9 from shifting out activity groove 7.
When the lubricating oil filling device is used, when the gasket 4 is assembled with the shaft sleeve 2, the gasket 4 is placed in the shaft sleeve 2 and is attached to the inner wall of the shaft sleeve 2, the fixing block 5 on the shaft sleeve 2 enters the fixing groove 6 in the shaft sleeve 2, the inclined surface of the fixing block 5 is extruded towards the inclined surface of the clamping block 10 in the process that the fixing block 5 enters the fixing groove 6, so that the clamping block 10 moves towards the movable groove 7, the baffle plate 9 is driven to move backwards to extrude the spring 8, the fixing block 5 can enter the bottom of the fixing groove 6, after the fixing block 5 completely enters the fixing groove 6, the clamping block 10 enters the clamping groove 11 on the fixing block 5 under the reactive force of the spring 8, so that the gasket 4 is tightly fixed in the shaft sleeve 2, the sealing sleeve 23 enables oil leakage between the shaft sleeve 2 and the shaft head 3 to be difficult to occur, when the shaft sleeve 2 needs to be lubricated, the handle 22 is held, the piston 18 is, the lubricating oil enters the first annular oil groove 15 and the second annular oil groove 16, and then flows into the shaft sleeve 2 through the plurality of oil inlet holes 17 for lubrication.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a take heavy cross universal joint of cross area conical surface structure, includes cross (1) and axle sleeve (2), equal fixedly connected with spindle nose (3) all around of cross (1), its characterized in that: one side of the inner wall of the shaft sleeve (2) is movably connected with a gasket (4), the top and the bottom of one side of the gasket (4) close to the inner wall of the shaft sleeve (2) are fixedly connected with fixed blocks (5), the top and the bottom of one side of the inner wall of the shaft sleeve (2) are both provided with fixing grooves (6) matched with the fixing blocks (5), and the top and the bottom of the fixed groove (6) are both provided with a movable groove (7), one side of the inner wall of the movable groove (7) is fixedly connected with a spring (8), and one end of the spring (8) far away from the inner wall of the movable groove (7) is fixedly connected with a baffle plate (9), a clamping block (10) is fixedly connected to one side of the baffle plate (9) far away from the spring (8), the top and the bottom of the surface of the fixed block (5) are both provided with a clamping groove (11) matched with the clamping block (10), the two sides of the inner wall of the movable groove (7) are positioned on one side of the baffle (9) far away from the spring (8) and are fixedly connected with stop blocks (12).
2. The heavy cross universal joint with the cross shaft and the conical surface structure as claimed in claim 1, wherein: the top and the bottom of axle sleeve (2) inner wall all set up mounting groove (13) with gasket (4) looks adaptation, oil filler point (14) have all been seted up to the top and the bottom on axle sleeve (2) surface.
3. The heavy cross universal joint with the cross shaft and the conical surface structure as claimed in claim 2, wherein: the oil filling device is characterized in that a first annular oil groove (15) is formed in the left side, located at the bottom of the oil filling hole (14), of the inside of the shaft sleeve (2), and a second annular oil groove (16) is formed in the right side, located at the bottom of the oil filling hole (14), of the inside of the shaft sleeve (2).
4. The heavy cross universal joint with the cross shaft and the conical surface structure as claimed in claim 3, wherein: an oil inlet hole (17) is formed in one side, far away from the oil filling hole (14), of the first annular oil groove (15) and the second annular oil groove (16), and a piston (18) is movably connected between two sides of the inner wall of the oil filling hole (14).
5. The heavy cross universal joint with the cross shaft and the conical surface structure as claimed in claim 4, wherein: the top fixedly connected with connecting block (19) of piston (18), and one side fixedly connected with closing plate (20) of piston (18) are kept away from in connecting block (19), the inside fixedly connected with rubber ring (21) of the surface of connecting block (19) and being located oil filler point (14).
6. The heavy cross universal joint with the cross shaft and the conical surface structure as claimed in claim 5, wherein: one side fixedly connected with handle (22) of connecting block (19) is kept away from in closing plate (20), one side fixedly connected with seal cover (23) that axle sleeve (2) are close to cross axle (1), one side that seal cover (23) are close to axle sleeve (2) runs through axle sleeve (2) and extends to the inside of axle sleeve (2), ring channel (24) with seal cover (23) looks adaptation are seted up on the surface of spindle nose (3).
7. The heavy cross universal joint with the cross shaft and the conical surface structure as claimed in claim 1, wherein: one end, far away from the cross shaft (1), of the shaft head (3) penetrates through the shaft sleeve (2) and extends into the shaft sleeve (2), a roller pin (25) is fixedly connected to the outer surface, located on the shaft head (3), of the inner wall of the shaft sleeve (2), and conical surfaces (26) are arranged on the periphery of the cross shaft (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020502900.7U CN211951224U (en) | 2020-04-09 | 2020-04-09 | Heavy cross universal joint with cross shaft and conical surface structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020502900.7U CN211951224U (en) | 2020-04-09 | 2020-04-09 | Heavy cross universal joint with cross shaft and conical surface structure |
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| Publication Number | Publication Date |
|---|---|
| CN211951224U true CN211951224U (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020502900.7U Active CN211951224U (en) | 2020-04-09 | 2020-04-09 | Heavy cross universal joint with cross shaft and conical surface structure |
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| CN (1) | CN211951224U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114151455A (en) * | 2021-11-11 | 2022-03-08 | 宁波德尚机械科技有限公司 | Push rod structure of universal joint rod part at sliding end |
-
2020
- 2020-04-09 CN CN202020502900.7U patent/CN211951224U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114151455A (en) * | 2021-11-11 | 2022-03-08 | 宁波德尚机械科技有限公司 | Push rod structure of universal joint rod part at sliding end |
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