CN115342117B - Universal joint cross shaft - Google Patents
Universal joint cross shaft Download PDFInfo
- Publication number
- CN115342117B CN115342117B CN202210978501.1A CN202210978501A CN115342117B CN 115342117 B CN115342117 B CN 115342117B CN 202210978501 A CN202210978501 A CN 202210978501A CN 115342117 B CN115342117 B CN 115342117B
- Authority
- CN
- China
- Prior art keywords
- shaft
- sleeve
- heads
- jacking
- universal joint
- 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.)
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Links
- 239000000463 material Substances 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 42
- 239000010959 steel Substances 0.000 claims description 42
- 230000007704 transition Effects 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C5/00—Crossheads; Constructions of connecting-rod heads or piston-rod connections rigid with crossheads
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/62—Selection of substances
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/16—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts
- F16D3/26—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected
- F16D3/38—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another
- F16D3/40—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes
- F16D3/41—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes with ball or roller bearings
Abstract
The invention discloses a universal joint cross shaft which comprises a base body and a bearing sleeve, wherein four shaft heads are arranged on the base body, the bearing sleeve is sleeved on the shaft heads, rollers are arranged between the bearing sleeve and the shaft heads, a shaft head sleeve is sleeved on the outer ring surface of the shaft heads, the shaft head sleeve is made of wear-resistant materials, and a jacking locking mechanism for fixing the shaft heads is arranged on the shaft heads. In the invention, the shaft sleeve is arranged on the outer ring surface of the shaft head, is made of wear-resistant materials, has good hardness and wear resistance, and only needs to be replaced when the outer surface of the shaft sleeve is worn, and the whole universal joint does not need to be replaced, thus effectively prolonging the whole service life of the universal joint and reducing the replacement cost of the universal joint.
Description
Technical Field
The invention relates to the technical field of universal joints, in particular to a universal joint cross shaft.
Background
The existing universal joint comprises two transmission shaft forks and a cross shaft, wherein the cross shaft is connected between the two transmission shaft forks to play a role in transmitting power and torque. The cross is a core component in the universal joint. The cross shaft comprises a base body and a bearing sleeve, four shaft heads are arranged on the base body, the bearing sleeve is sleeved on the shaft heads, and rollers are arranged between the bearing sleeve and the shaft heads.
In the use of the universal joint, the roller is directly contacted with the outer ring surface of the shaft head and rolls on the outer ring surface of the shaft head, usually after a certain period of use, the shaft head is firstly damaged, the damaged position is on the outer ring surface of the shaft head, the outer ring surface of the shaft head is seriously worn due to long-term contact of the outer ring surface of the shaft head and the roller, and then the gap at the shaft head is increased, abnormal sound is generated, and the like, so that the whole universal joint is scrapped too early, the actual service life of the universal joint is seriously influenced, the universal joint needs to be integrally replaced, and the replacement cost is high.
Disclosure of Invention
The invention aims to solve the problems that the shaft head of the traditional universal joint cross shaft is easy to damage, so that the whole universal joint is scrapped prematurely, the whole universal joint needs to be replaced, and the replacement cost is high.
The invention aims at realizing the following technical scheme: the universal joint cross shaft comprises a base body and a bearing outer sleeve, wherein four shaft heads are arranged on the base body, the bearing outer sleeve is sleeved on the shaft heads, rollers are arranged between the bearing outer sleeve and the shaft heads, a shaft head sleeve is sleeved on the outer ring surface of the shaft heads, the shaft head sleeve is made of wear-resistant materials, and a jacking locking mechanism for fixing the shaft heads is arranged on the shaft heads.
In the invention, the outer ring surface of the shaft head is provided with the shaft head sleeve which is made of wear-resistant materials, has good hardness and wear resistance, and the roller is contacted with the outer surface of the shaft head sleeve; when the outer surface of the shaft sleeve is worn, only the shaft sleeve needs to be replaced, and the whole universal joint does not need to be replaced, so that the whole service life of the universal joint is effectively prolonged, and the replacement cost of the universal joint is reduced. According to the invention, the shaft sleeve is fixed on the outer ring surface of the shaft head through the jacking locking mechanism, and the jacking locking mechanism can apply jacking force to the inner wall of the shaft sleeve, so that the shaft sleeve can be firmly fixed on the shaft head, and the installation and replacement of the shaft sleeve can be facilitated through the jacking locking mechanism; and traditional axle sleeve assembly mode is interference pressure equipment, if the axle head cover is installed through traditional interference pressure equipment mode, then is difficult to change.
Preferably, the material of the shaft head sleeve is 20CrMnTi. The shaft sleeve is made of 20CrMnTi, and has good hardness and wear resistance.
Preferably, the material of the matrix is 42CrMo.
Preferably, the shaft head sleeve comprises a shaft head sleeve body and a flaring end arranged at one end of the shaft head sleeve body, an arc transition surface is arranged between the shaft head and the base body, and the flaring end is matched with the arc transition surface.
Preferably, the jacking locking mechanism comprises guide holes arranged on the shaft heads, at least three guide holes are arranged on each shaft head, the guide holes are arranged along the axial direction of the shaft heads, the guide holes are distributed on the shaft heads in a circular array mode, one ends of the guide holes penetrate through the end faces of the shaft heads, a plurality of steel ball holes are arranged on one side, far away from the central axis of the shaft heads, of each guide hole, one ends of the steel ball holes are communicated with the guide holes, the other ends of the steel ball holes penetrate through the outer ring faces of the shaft heads, and the steel ball holes are arranged along the axial direction of the guide holes; a jacking shaft is arranged in the guide hole, a plurality of jacking inclined planes are arranged on the jacking shaft, and the jacking inclined planes correspond to the positions of the steel ball holes one by one; the steel ball hole is internally provided with a steel ball, and one side of the steel ball is contacted with a jacking inclined plane on the jacking shaft; the inner wall of the shaft sleeve is provided with a plurality of inner ring grooves which correspond to the positions of the steel balls respectively; an inner thread is arranged on the inner wall, close to the end face of the shaft head, of the guide hole, a pushing screw is connected in the guide hole, the pushing screw is matched with the inner thread on the inner wall of the guide hole, and one end of the pushing shaft is contacted with the pushing screw; after the shaft sleeve is sleeved on the shaft head, one side of the steel ball, which is far away from the jacking inclined plane, is embedded into an inner ring groove on the shaft sleeve.
When the shaft sleeve is installed, the shaft sleeve is sleeved on the outer ring surface of the shaft head, and after the shaft head sleeve is sleeved, each inner ring groove on the inner wall of the shaft head sleeve corresponds to the position of the steel ball respectively; then the pushing screw is rotated towards one direction, the pushing screw pushes the pushing shaft to move towards the bottom of the guide hole in the rotating process, the pushing shaft moves towards the radial outer side of the shaft head and is embedded into the inner ring groove under the action of the pushing inclined surface in the moving process, and meanwhile, the steel balls push against the surface of the inner ring groove, and the shaft head is firmly sleeved and fixed on the shaft head through the pushing force of the steel balls; each jacking shaft can simultaneously drive a plurality of steel balls to jack the inner wall of the shaft sleeve, so that the stress point of the inner side of the shaft sleeve is increased, and the fixing effect of the shaft sleeve is improved. When the shaft sleeve is replaced, the pushing screw is rotated in one direction, so that the pushing screw is pushed out outwards for a certain distance, the steel balls are loosened from the inner wall of the shaft sleeve, the shaft sleeve can be taken down, and then a new shaft sleeve is replaced and installed.
Preferably, the angle between the jacking inclined plane and the central axis of the jacking shaft is 20-25 degrees.
Preferably, the jacking shaft comprises a main shaft body, the jacking inclined plane is arranged on the main shaft body, a shaft neck is arranged at one end of the main shaft body, and the shaft neck is in contact with the pushing screw.
The beneficial effects of the invention are as follows: in the invention, the shaft sleeve is arranged on the outer ring surface of the shaft head, is made of wear-resistant materials, has good hardness and wear resistance, and only needs to be replaced when the outer surface of the shaft sleeve is worn, and the whole universal joint does not need to be replaced, thus effectively prolonging the whole service life of the universal joint and reducing the replacement cost of the universal joint.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
FIG. 3 is a cross-sectional view of the invention with the rollers, bearing sleeves and oil seals removed.
Fig. 4 is an enlarged view of a portion a in fig. 3.
Fig. 5 is a schematic structural view of the axial sleeve.
Fig. 6 is a schematic structural view of the pressing shaft.
In the figure: 1. the bearing comprises a base body, 2, a bearing outer sleeve, 3, a shaft head, 4, a roller, 5, a shaft head sleeve, 6, an oil seal, 7, steel balls, 8, a guide hole, 9, a steel ball hole, 10, a jacking shaft, 11, a jacking screw, 12, a shaft head sleeve body, 13, a flaring end, 14, an inner ring groove, 15, a main shaft body, 16, a shaft neck, 17 and a jacking inclined plane.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the invention, fall within the scope of protection of the invention.
It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or positional relationship based on that shown in the drawings, which is merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the above terms should not be construed as limiting the present invention.
It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.
As shown in fig. 1-6, a universal joint cross shaft comprises a base body 1 and a bearing sleeve 2, wherein four shaft heads 3 are arranged on the base body 1, and the shaft heads 3 and the base body 1 are integrally formed. In this embodiment, the material of the base 1 is 42CrMo. The bearing sleeve 2 is sleeved on the shaft head 3, a roller 4 is arranged between the bearing sleeve 2 and the shaft head 3, and the roller 4 is a cylindrical roller. An oil seal 6 is arranged between the bearing jacket 2 and the shaft head 3.
The outer ring surface of the shaft head 3 is sleeved with a shaft sleeve 5, and the shaft sleeve 5 is made of wear-resistant materials. In this embodiment, the material of the shaft sleeve 5 is 20CrMnTi. The surface hardness of the shaft sleeve 5 reaches HRC60-62 through a carburizing and quenching process. The shaft head sleeve 5 comprises a shaft head sleeve body 12 and a flaring end 13 arranged at one end of the shaft head sleeve body 12, an arc transition surface is arranged between the shaft head 3 and the base body 1, and the flaring end 13 is matched with the arc transition surface.
The shaft head 3 is provided with a jacking locking mechanism for fixing the shaft head sleeve 5. The jacking locking mechanism comprises guide holes 8 arranged on the shaft heads 3, each shaft head 3 is at least provided with three guide holes 8, the guide holes are arranged along the axial direction of the shaft head 3, the guide holes 8 are distributed and arranged on the shaft heads 3 in a circular array mode, and one ends of the guide holes 8 penetrate through the end faces of the shaft heads. The pilot hole 8 is formed by drilling the stub shaft 3. In this embodiment, four guide holes 8 are provided on each stub shaft 3. The cross section of the guide hole 8 is circular. The depth of the guide hole 8 is greater than or equal to the length of the axle sleeve body 12. One side of the guide hole 8 far away from the central axis of the shaft head is provided with a plurality of steel ball holes 9, one end of each steel ball hole 9 is communicated with the guide hole 8, the other end of each steel ball hole 9 penetrates through the outer annular surface of the shaft head 3, and the steel ball holes 9 are axially arranged along the guide hole 8. The guide hole 8 is internally provided with a jacking shaft 10, the jacking shaft 10 is provided with a plurality of jacking inclined planes 17, and the jacking inclined planes 17 are in one-to-one correspondence with the positions of the steel ball holes 9. The angle between the jacking inclined plane and the central axis of the jacking shaft is 20-25 degrees. The steel ball hole 9 is internally provided with a steel ball 7, and one side of the steel ball 7 is contacted with a jacking inclined plane 17 on the jacking shaft 10. The inner wall of the shaft sleeve 5 is provided with a plurality of inner ring grooves 14, and the inner ring grooves 14 respectively correspond to the positions of the steel balls 7. An inner thread is arranged on the inner wall of the guide hole 8, which is close to the end face of the shaft head, and a pushing screw 11 is connected in the guide hole, and the pushing screw 11 is matched with the inner thread on the inner wall of the guide hole. One end of the jacking shaft 10 is contacted with the jacking screw 11. The jacking shaft 10 comprises a main shaft body 15, a jacking inclined plane 17 is arranged on the main shaft body 15, a shaft neck 16 is arranged at one end of the main shaft body 15, and the shaft neck 16 is in contact with the jacking screw 11. After the shaft sleeve 5 is sleeved on the shaft head, one side of the steel ball 7, which is far away from the jacking inclined plane 17, is embedded into an inner ring groove 14 on the shaft sleeve 5.
In the invention, the outer ring surface of the shaft head is provided with the shaft head sleeve which is made of wear-resistant materials, has good hardness and wear resistance, and the roller is contacted with the outer surface of the shaft head sleeve; when the outer surface of the shaft sleeve is worn, only the shaft sleeve needs to be replaced, and the whole universal joint does not need to be replaced, so that the whole service life of the universal joint is effectively prolonged, and the replacement cost of the universal joint is reduced. According to the invention, the shaft sleeve is fixed on the outer ring surface of the shaft head through the jacking locking mechanism, and the jacking locking mechanism can apply jacking force to the inner wall of the shaft sleeve, so that the shaft sleeve can be firmly fixed on the shaft head, and the installation and replacement of the shaft sleeve can be facilitated through the jacking locking mechanism.
When the shaft sleeve is installed, the shaft sleeve is sleeved on the outer ring surface of the shaft head, and after the shaft head sleeve is sleeved, each inner ring groove on the inner wall of the shaft head sleeve corresponds to the position of the steel ball respectively; then the pushing screw is rotated towards one direction, the pushing screw pushes the pushing shaft to move towards the bottom of the guide hole in the rotating process, the pushing shaft moves towards the radial outer side of the shaft head and is embedded into the inner ring groove under the action of the pushing inclined surface in the moving process, and meanwhile, the steel balls push against the surface of the inner ring groove, and the shaft head is firmly sleeved and fixed on the shaft head through the pushing force of the steel balls; each jacking shaft can simultaneously drive a plurality of steel balls to jack the inner wall of the shaft sleeve, so that the stress point of the inner side of the shaft sleeve is increased, and the fixing effect of the shaft sleeve is improved. When the shaft sleeve is replaced, the pushing screw is rotated in one direction, so that the pushing screw is pushed out outwards for a certain distance, the steel balls are loosened from the inner wall of the shaft sleeve, the shaft sleeve can be taken down, and then a new shaft sleeve is replaced and installed.
The present invention is not limited to the above-described preferred embodiments, and any person who can obtain other various products under the teaching of the present invention, however, any change in shape or structure of the product is within the scope of the present invention, and all the products having the same or similar technical solutions as the present application are included.
Claims (6)
1. The universal joint cross shaft comprises a base body and a bearing outer sleeve, wherein four shaft heads are arranged on the base body, the bearing outer sleeve is sleeved on the shaft heads, rollers are arranged between the bearing outer sleeve and the shaft heads, and the universal joint cross shaft is characterized in that a shaft head sleeve is sleeved on the outer ring surface of the shaft heads and made of wear-resistant materials, and a jacking locking mechanism for fixing the shaft heads is arranged on the shaft heads; the jacking locking mechanism comprises guide holes arranged on the shaft heads, at least three guide holes are arranged on each shaft head, the guide holes are arranged along the axial direction of the shaft heads, the guide holes are distributed on the shaft heads in a circular array mode, one ends of the guide holes penetrate through the end faces of the shaft heads, a plurality of steel ball holes are arranged on one side, far away from the central axis of the shaft heads, of each guide hole, one end of each steel ball hole is communicated with the guide hole, the other ends of the steel ball holes penetrate through the outer annular surface of the shaft heads, and the steel ball holes are arranged along the axial direction of the guide holes; a jacking shaft is arranged in the guide hole, a plurality of jacking inclined planes are arranged on the jacking shaft, and the jacking inclined planes correspond to the positions of the steel ball holes one by one; the steel ball hole is internally provided with a steel ball, and one side of the steel ball is contacted with a jacking inclined plane on the jacking shaft; the inner wall of the shaft sleeve is provided with a plurality of inner ring grooves which correspond to the positions of the steel balls respectively; an inner thread is arranged on the inner wall, close to the end face of the shaft head, of the guide hole, a pushing screw is connected in the guide hole, the pushing screw is matched with the inner thread on the inner wall of the guide hole, and one end of the pushing shaft is contacted with the pushing screw; after the shaft sleeve is sleeved on the shaft head, one side of the steel ball, which is far away from the jacking inclined plane, is embedded into an inner ring groove on the shaft sleeve.
2. The universal joint cross as claimed in claim 1, wherein the material of the joint boot is 20CrMnTi.
3. The universal joint cross as claimed in claim 1, wherein the base is 42CrMo.
4. The universal joint cross shaft according to claim 1, wherein the shaft head sleeve comprises a shaft head sleeve body and a flaring end arranged at one end of the shaft head sleeve body, an arc transition surface is arranged between the shaft head and the base body, and the flaring end is matched with the arc transition surface.
5. The universal joint cross as in claim 1, wherein the angle between the bearing ramp and the bearing axis is 20 ° -25 °.
6. The universal joint cross as claimed in claim 1, wherein the pressing shaft comprises a main shaft body, the pressing inclined surface is arranged on the main shaft body, a shaft neck is arranged at one end of the main shaft body, and the shaft neck is in contact with the pushing screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210978501.1A CN115342117B (en) | 2022-08-16 | 2022-08-16 | Universal joint cross shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210978501.1A CN115342117B (en) | 2022-08-16 | 2022-08-16 | Universal joint cross shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115342117A CN115342117A (en) | 2022-11-15 |
| CN115342117B true CN115342117B (en) | 2024-02-06 |
Family
ID=83952064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210978501.1A Active CN115342117B (en) | 2022-08-16 | 2022-08-16 | Universal joint cross shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115342117B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3369378A (en) * | 1966-02-09 | 1968-02-20 | Dana Corp | Retaining ring and groove assembly for a universal joint |
| JP2005265093A (en) * | 2004-03-19 | 2005-09-29 | Koyo Seiko Co Ltd | Double row obliquely contacting ball bearing and rotating shaft support structure |
| JP3151636U (en) * | 2008-10-01 | 2009-07-02 | 仲展實業有限公司 | Rapid joint structure |
| CN101918729A (en) * | 2008-01-14 | 2010-12-15 | 马尔科姆·汤姆林森 | Delayed lock up/freewheel bearing and an improved non-bonded torsion bush |
| CN201982508U (en) * | 2011-01-18 | 2011-09-21 | 宝山钢铁股份有限公司 | Crosshead bearing |
| CN203114932U (en) * | 2013-03-11 | 2013-08-07 | 杭州鑫凯传动机械有限公司 | Universal joint assembly |
| CN203114929U (en) * | 2013-03-11 | 2013-08-07 | 杭州鑫凯传动机械有限公司 | Cardan joint assembly with counter bores |
| CN103291770A (en) * | 2013-06-04 | 2013-09-11 | 杭州金易园汽车零部件有限公司 | Cross shaft universal joint without roller pin |
| CN204004040U (en) * | 2014-09-05 | 2014-12-10 | 宁波吉威熔模铸造有限公司 | Hinged block on a kind of transmission shaft |
| CN108571573A (en) * | 2018-07-09 | 2018-09-25 | 徐州锦程行星传动有限公司 | Axle sleeve connecting locating mechanism |
| CN209943300U (en) * | 2019-03-28 | 2020-01-14 | 张尔 | Multi-taper shaft lever axial locking device |
| CN111890223A (en) * | 2020-07-14 | 2020-11-06 | 张家港市创基机械设备制造有限公司 | Quick installation mechanism of bistrique on sand mill |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7762739B2 (en) * | 2007-08-31 | 2010-07-27 | Strategic Ideas, Llc | Fastener and assembly utilizing the same |
-
2022
- 2022-08-16 CN CN202210978501.1A patent/CN115342117B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3369378A (en) * | 1966-02-09 | 1968-02-20 | Dana Corp | Retaining ring and groove assembly for a universal joint |
| JP2005265093A (en) * | 2004-03-19 | 2005-09-29 | Koyo Seiko Co Ltd | Double row obliquely contacting ball bearing and rotating shaft support structure |
| CN101918729A (en) * | 2008-01-14 | 2010-12-15 | 马尔科姆·汤姆林森 | Delayed lock up/freewheel bearing and an improved non-bonded torsion bush |
| JP3151636U (en) * | 2008-10-01 | 2009-07-02 | 仲展實業有限公司 | Rapid joint structure |
| CN201982508U (en) * | 2011-01-18 | 2011-09-21 | 宝山钢铁股份有限公司 | Crosshead bearing |
| CN203114932U (en) * | 2013-03-11 | 2013-08-07 | 杭州鑫凯传动机械有限公司 | Universal joint assembly |
| CN203114929U (en) * | 2013-03-11 | 2013-08-07 | 杭州鑫凯传动机械有限公司 | Cardan joint assembly with counter bores |
| CN103291770A (en) * | 2013-06-04 | 2013-09-11 | 杭州金易园汽车零部件有限公司 | Cross shaft universal joint without roller pin |
| CN204004040U (en) * | 2014-09-05 | 2014-12-10 | 宁波吉威熔模铸造有限公司 | Hinged block on a kind of transmission shaft |
| CN108571573A (en) * | 2018-07-09 | 2018-09-25 | 徐州锦程行星传动有限公司 | Axle sleeve connecting locating mechanism |
| CN209943300U (en) * | 2019-03-28 | 2020-01-14 | 张尔 | Multi-taper shaft lever axial locking device |
| CN111890223A (en) * | 2020-07-14 | 2020-11-06 | 张家港市创基机械设备制造有限公司 | Quick installation mechanism of bistrique on sand mill |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN115342117A (en) | 2022-11-15 |
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