CN207333486U - One word shaft type transmission shaft - Google Patents
One word shaft type transmission shaft Download PDFInfo
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- CN207333486U CN207333486U CN201721322884.8U CN201721322884U CN207333486U CN 207333486 U CN207333486 U CN 207333486U CN 201721322884 U CN201721322884 U CN 201721322884U CN 207333486 U CN207333486 U CN 207333486U
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- ball
- socket
- bulb
- word
- split
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 42
- 238000010276 construction Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 7
- 235000011464 Pachycereus pringlei Nutrition 0.000 abstract description 4
- 240000006939 Pachycereus weberi Species 0.000 abstract description 4
- 235000011466 Pachycereus weberi Nutrition 0.000 abstract description 4
- 238000005461 lubrication Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 2
- 235000014121 butter Nutrition 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 241001416181 Axis axis Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000010534 mechanism of action Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an a kind of word shaft type transmission shaft, it belongs to the parts of machinery industry transmission system.The cross axle of the prior art is changed to a word axis by the utility model, flange yoke, which coordinates, is changed to bulb/ball-and-socket cooperation, so as to combine prior art Cardon universal joint, ball cage type, the structural advantages of three kinds of transmission shafts of curved grooved type, bulb is wrapped up by ball-and-socket, improve the overall construction intensity and sealing performance of product, lubrication is abundant, registration is reliable, dynamic balance performance is good, the quality of existing product is improved, and manufacturing process is simple, eliminates daily lubricated maintenance, maintenance use cost is reduced, can meet high reliability request of the engineering goods to transmission system parts.
Description
Technical field
The invention belongs to the transmission shaft of machinery industry transmission system.
Background technology
The transmission shaft of the prior art mainly has Cardon universal joint, ball cage type, wherein three kinds of structures of curved grooved type, Cardon universal joint structure
Relatively easy, cost is low, and application is the most universal, but still has following deficiency：1st, overall construction intensity and quality, performance are inadequate
It is high；2nd, lubricating difficulties, regular maintenance trouble；3rd, leakproofness is poor, and cross axle hinge point is prone to wear out, and dynamic flat after abrasion
Weigh degradation, and vibration increases, and have impact on service life；And although curved grooved type and ball cage type good seal performance, structure are too multiple
Miscellaneous, manufacture is difficult, and cost is higher.
The content of the invention
Solution the deficiencies in the prior art, the present invention provides a kind of word shaft type transmission shaft, by the cross of the prior art
Axis is changed to a word axis, and flange yoke, which coordinates, is changed to bulb/ball-and-socket cooperation, so as to combine prior art Cardon universal joint, ball cage type, ball
The structural advantages of three kinds of transmission shafts of V shape, wrap up bulb by ball-and-socket, improve the overall construction intensity and sealing performance of product,
Lubrication is abundant, and registration is reliable, and dynamic balance performance is good, improves the quality of existing product, and manufacturing process is simple, eliminates
Daily lubricated maintenance, reduces maintenance use cost, can meet that engineering goods will to the high reliability of transmission system parts
Ask.
The present invention is realized using following technical scheme：
An a kind of word shaft type transmission shaft, including ball-and-socket, bulb, it is characterised in that：A word axis is further included, on bulb or ball-and-socket
Driving hole is additionally provided with, bulb spherical outside surface, which is positioned to be limited in the positioning Internal Spherical Surface of ball-and-socket inner cavity setting, forms matching pair；It is right
Ying Di, a word axis pass through a word axis and driving hole through being hinged on ball-and-socket or bulb after the driving hole of bulb or ball-and-socket
Coordinate the power/rotating speed transmission realized between ball-and-socket and bulb；The bulb handle of bulb can position the centre of sphere pendulum of Internal Spherical Surface around ball-and-socket
It is dynamic, so as to make the axis shape of the axis of bulb handle and ball-and-socket form an angle, can be produced in bulb arbor line and ball-and-socket axis
Power/rotating speed transmission therebetween is realized in the state of certain angle.
Compared with prior art, the beneficial effects of the invention are as follows：1st, structural strength is high, simple in structure, compact, simplifies work
Skill；2nd, dynamic balance performance is good, due to positioning the certralizing ability of Internal Spherical Surface, reduces because transmission shaft is moved in the abrasion of hinge point
The influence of balance quality, improves life of product；4th, good seal performance, lubrication is abundant, and butter loading is big, once fills butter
After can exempt lubricated maintenance within some time, it is convenient for users to use.
Brief description of the drawings：
Fig. 1 is the front view of Example 1 and Example 2 of the present invention, wherein, I ball-and-socket is monolithic construction, II ball-and-socket
For split structure.
Fig. 2 is A-A, B-B, C-C, D-D sectional view of Fig. 1.
Fig. 3 is the assembling process schematic diagram of the embodiment of the present invention 1, and ball-and-socket is monolithic construction.
Fig. 4 is the assembling process schematic diagram of the embodiment of the present invention 2, and ball-and-socket is split structure.
Fig. 5 is the front view of the embodiment of the present invention 3, wherein, III ball-and-socket is monolithic construction, and IV ball-and-socket is split type
Structure.
Fig. 6 is the front view of the embodiment of the present invention 4, wherein, V ball-and-socket is monolithic construction, and VI ball-and-socket is split type
Structure.
Fig. 7 is the front view of the embodiment of the present invention 5.
Fig. 8 is E-E, F-F, M-M, N-N sectional view of Fig. 7.
Fig. 9 is transmission shaft bulb arbor line of the present invention and ball-and-socket axis in the transmission schematic diagram of a certain angle state, wherein K
Driving hole be arranged on bulb, the driving hole of Y is arranged on ball-and-socket.
In figure, Q, bulb；Q-1, driving hole；Q-2, bulb spherical outside surface；Q-3, bulb handle；Q-4, alley keyway；It is Q-5, resistance to
Rub piece；S, a word axis；W, ball-and-socket；W1, ball-and-socket split I；W2, ball-and-socket split II；W-1, positioning Internal Spherical Surface；W-2, mounting hole；W-
3rd, ball-and-socket port；W-4, fitting groove；T, sealing shroud；G, ball-and-socket interface.
Embodiment：
The invention will be further described below in conjunction with the accompanying drawings
Embodiment 1：
As shown in A-A, B-B and Fig. 3 in I in Fig. 1, Fig. 2, an a kind of word shaft type transmission shaft, including ball-and-socket W, bulb
Q, a word axis S, sealing shroud T.Ball-and-socket is monolithic construction, and being provided with ball-and-socket interface G can connect with the power interface of vehicle transmission system
Connect；The inner cavity of ball-and-socket is provided with positioning Internal Spherical Surface（W-1）, can be with bulb spherical outside surface（Q-2）Coordinate, bulb spherical outside surface is positioned limit
System positions the ball-and-socket port of Internal Spherical Surface in the positioning Internal Spherical Surface of ball-and-socket（W-3）Diameter be less than bulb spherical outside surface diameter, to prevent
Only bulb is deviate from out of positioning Internal Spherical Surface；Driving hole is additionally provided with bulb（Q-1）, a word axis through bulb driving hole after lead to
Cross mounting hole of the bearing hinge connection in ball-and-socket（W-2）On, realized by the cooperation of a word axis and driving hole between ball-and-socket and bulb
Power/rotating speed transmission；The bulb handle of bulb（Q-3）The centre of sphere that Internal Spherical Surface can be positioned around ball-and-socket is swung, so as to make bulb handle
The axis shape of axis and ball-and-socket forms an angle, and can be realized in the state of bulb arbor line produces certain angle with ball-and-socket axis
Therebetween power/rotating speed transmission, as shown in the K in Fig. 9.
Fitting groove is additionally provided with ball-and-socket（W-4）, the width of fitting groove is more than the depth of bulb driving hole, and fitting groove
Top diameter is more than bulb spherical outside surface, so as to make bulb be entered by fitting groove in the positioning Internal Spherical Surface of monoblock type ball-and-socket,
Its application method is as shown in figure 3, specific assembly method is：1st, adjusting bulb position makes bulb arbor line and ball-and-socket coaxial, at the same time
Make the direction of bulb driving hole towards the width of fitting groove, as shown in VII in Fig. 3；2nd, it is straight to enter fitting groove for mobile bulb
Overlapped to the bulb centre of sphere with the centre of sphere of ball-and-socket positioning Internal Spherical Surface；3rd, rotating bulb makes the direction arrival of bulb driving hole consolidate with ball-and-socket
Determine the parallel position of the axis in hole, make the opening of bulb driving hole and ball-and-socket mounting hole face, at this time, bulb spherical outside surface is also
The pair that is slidably matched is formed in into the positioning Internal Spherical Surface of ball-and-socket, as shown in VIII in Fig. 3；4th, a word axis is passed through into ball-and-socket mounting hole
Penetrate bulb driving hole；5th, bearing is pressed into ball-and-socket mounting hole and is assembled to the both ends of a word axis；6th, one end of sealing shroud T is consolidated
Determine onto ball-and-socket, and the other end of sealing shroud is then fixed on bulb handle or the other components being connected with bulb handle, so that
Bulb is sealed in the interior intracavitary of ball-and-socket, then fills lubricating grease to keep the sufficient lubrication of bearing, bulb and a word axis.
The structure of one word axis can need flexibly to set according to structure, such as：It can be columned straight pin（In Fig. 2
Shown in A-A, B-B）, so as to cooperatively form rolling and/or sliding friction with the side wall of bulb driving hole；It can also be two cylinder
The structure of flattened medial（As shown in C-C, D-D in Fig. 2）, the bearing fit in two cylinder and ball-and-socket mounting hole, and it is middle
Side wall of the flat part then with bulb driving hole cooperatively forms sliding friction.
Further, replaceable wear plate can be set in driving hole side wall（Q-5）, a word axis be assembled to after driving hole with it is resistance to
Grinding coordinates, and in wear plate surface scrolls and/or slip, after parts depreciation, can conveniently maintenance replace.
Embodiment 2：
As shown in C-C, D-D and Fig. 4 in II in Fig. 1, Fig. 2, an a kind of word shaft type transmission shaft, including ball-and-socket, bulb
Q, a word axis S, sealing shroud T（Reference can be made to IV in Fig. 5）.Ball-and-socket is split structure, by I W1 of ball-and-socket split and ball-and-socket split II
W2 is formed, and positions Internal Spherical Surface and mounting hole is respectively divided into two parts, be separately positioned in ball-and-socket split I and ball-and-socket split II,
After ball-and-socket split I and ball-and-socket split II are according to together with the fixing assembling of correct position, ball in divided mounting hole and positioning
Face is just encircled into complete structure, and split type ball-and-socket has just been reassembled into the ball-and-socket of a monoblock type, plays and Integral ball
The same function of nest.
Split type ball-and-socket need not set fitting groove to complete bulb and illustrate this reality with positioning the assembling of Internal Spherical Surface, Fig. 4
The assembling schematic diagram of example is applied, specific assembly method is：The 1st, bulb handle is passed through to the ball-and-socket port of ball-and-socket split II（W-3）, and make
The positioning Internal Spherical Surface of ball-and-socket split II is towards bulb；2nd, a word axis is penetrated into bulb driving hole, mobile bulb, makes bulb spherical outside surface
Formed and be slidably matched pair in into the positioning Internal Spherical Surface of ball-and-socket split II, and the axis of a word axis keeps consolidating with ball-and-socket split II
It is coaxial to determine axially bored line；3rd, the positioning Internal Spherical Surface of ball-and-socket split I is wrapped on bulb spherical outside surface, and makes the fixation of ball-and-socket split I
Axially bored line is overlapped with the fixation axially bored line of ball-and-socket split II, so as to form complete mounting hole；4th, by ball-and-socket split I and ball-and-socket point
Body II fastens；5th, bearing is pressed into mounting hole and is assembled to the both ends of a word axis.
Other structural principles are similar to Example 1, are not repeated herein.
Embodiment 3：
It is cascaded the topology example used as shown in figure 5, illustrating two pairs of ball-and-sockets/bulb matching pair, wherein, III is
Monoblock type ball-and-socket, IV is split type ball-and-socket, and the bulb handle of two pairs of matching pairs keeps coaxial and by Slidable telescopic spline to connect
It is connected together, to adapt to the change in transmission process in the distance of two connecting pin of transmission shaft.The structure type of spline can be according to need
Flexibly to set, such as：Involute spline can be used（As shown in III in Fig. 5）, can also use alley keyway（Q-4）, pass through
The cooperation passing power of steel ball and alley keyway, is rubbed by rolling of the steel ball in alley keyway come reduce that spline slide stretches
Power is wiped, steel ball is then constrained in the ball-and-socket of corresponding spline housing and can flexible rotating（As shown in IV in Fig. 5）.It is cascaded
Two matching pairs a word axis axis should try one's best holding in the same plane.
Embodiment 4：
It is cascaded as shown in fig. 6, illustrating two pairs of ball-and-sockets/bulb matching pair by ball-and-socket the topology example used,
Wherein, V is monoblock type ball-and-socket, and two are realized by way of two groups of mounting holes and positioning Internal Spherical Surface are set up in parallel in ball-and-socket
Series connection to matching pair；VI is split type ball-and-socket, by the way that two ball-and-socket splits I of two pairs of split type ball-and-socket matching pairs are back-to-back
The mode integrated realizes the series connection of two pairs of matching pairs.Other structures principle with it is foregoing similar, be not repeated herein.
Embodiment 5：
As Figure 7-8, an a kind of word shaft type transmission shaft, including ball-and-socket W, bulb Q, a word axis S.Embodiment 5 is with implementing
The operation principle of example 1 is similar, and difference is：The driving hole of embodiment 1（Q-1）And mounting hole（W-2）It is separately positioned on ball
On head and ball-and-socket, and the driving hole of embodiment 5（Q-1）And mounting hole（W-2）Then it is separately positioned on ball-and-socket and bulb.In Fig. 7
A Ⅸ word axis directly coordinates the mounting hole set on bulb（W-2）Interior, its both ends then by bearing and is arranged on ball-and-socket
Driving hole（Q-1）Coordinate；A Ⅹ word axis is then the mounting hole set by bearing fit on bulb in Fig. 7（W-2）It is interior,
And its both ends then driving hole directly with being arranged on ball-and-socket（Q-1）Coordinate.Other structures and the mechanism of action are similar to the above,
It is not repeated herein.
It is pointed out that these are only the preferable embodiment of the present invention, but protection scope of the present invention is not
It is confined to this.It is clear that according to actual needs, many variations can also be made, such as：The type of attachment of ball-and-socket interface can be with
Changed accordingly according to the different structure of vehicle power I/O port, can be that flange form connects, or spline/
The structure types such as singly-key type connection；Ball-and-socket or bulb can be also integrated on other transmission parts of vehicle, such as：It can be integrated into
On the I/O port position of gearbox, the input port position of drive axle or transmission shaft support；Bulb also may be used with bulb handle
Split structure is made to be fixed together；The contour structures of one word axis and driving hole can also be become according to actual needs
Change.Any those skilled in the art the invention discloses technical scope in, embodiment according to the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. an a kind of word shaft type transmission shaft, including ball-and-socket, bulb, it is characterised in that：A word axis is further included, is gone back on bulb or ball-and-socket
Driving hole is provided with, bulb spherical outside surface, which is positioned to be limited in the positioning Internal Spherical Surface of ball-and-socket inner cavity setting, forms matching pair；It is corresponding
Ground, a word axis is through being hinged on ball-and-socket or bulb after the driving hole of bulb or ball-and-socket, and matching somebody with somebody by a word axis and driving hole
Close the power/rotating speed transmission realized between ball-and-socket and bulb；The centre of sphere that the bulb handle of bulb can position Internal Spherical Surface around ball-and-socket is swung,
So as to make the axis shape of the axis of bulb handle and ball-and-socket form an angle, can be produced in bulb arbor line and ball-and-socket axis certain
Power/rotating speed transmission is realized in the state of angle.
A kind of 2. word shaft type transmission shaft according to claim 1, it is characterised in that：The ball-and-socket is monolithic construction,
Fitting groove is additionally provided with ball-and-socket（W-4）, bulb can be assembled in the positioning Internal Spherical Surface of monoblock type ball-and-socket by fitting groove.
A kind of 3. word shaft type transmission shaft according to claim 1, it is characterised in that：The ball-and-socket is split structure,
By ball-and-socket split I（W1）With ball-and-socket split II（W2）Form, position Internal Spherical Surface and mounting hole is respectively divided into two parts and sets respectively
Put in ball-and-socket split I and ball-and-socket split II, when ball-and-socket split I and ball-and-socket split II are according to together with the fixing assembling of correct position
Afterwards, divided mounting hole and positioning Internal Spherical Surface are just encircled into complete structure.
A kind of 4. word shaft type transmission shaft according to claim 1, it is characterised in that：Two pairs of ball-and-sockets/bulb matching pair string
Use is linked togather, and is linked together by the spline of Slidable telescopic, to adapt to two connecting pin of transmission shaft in transmission process
Distance on change.
A kind of 5. word shaft type transmission shaft according to claim 4, it is characterised in that：The spline uses alley keyway
（Q-4）, pass through the cooperation passing power of steel ball and alley keyway.
A kind of 6. word shaft type transmission shaft according to claim 1, it is characterised in that：Two pairs of ball-and-sockets/bulb matching pair leads to
Ball-and-socket is crossed to be cascaded use.
A kind of 7. word shaft type transmission shaft according to claim 6, it is characterised in that：The ball-and-socket is monoblock type ball-and-socket,
The series connection of two pairs of matching pairs is realized by way of two groups of mounting holes are set up in parallel in ball-and-socket and position Internal Spherical Surface.
A kind of 8. word shaft type transmission shaft according to claim 6, it is characterised in that：The ball-and-socket is split type ball-and-socket,
By two ball-and-socket splits I of two pairs of split type ball-and-socket matching pairs are back-to-back integrate by way of realize two pairs of cooperations
Secondary series connection.
9. according to any one word shaft type transmission shafts of one kind of claim 1-8, it is characterised in that：It is additionally provided with sealing shroud,
One end of sealing shroud is connected on ball-and-socket, and the other end is then fixed on bulb handle or the other components being connected with bulb handle,
So as to which bulb to be sealed in the interior intracavitary of ball-and-socket.
10. according to any one word shaft type transmission shafts of one kind of claim 1-8, it is characterised in that：Driving hole side wall is set
Replaceable wear plate（Q-5）, a word axis coordinates after being assembled to driving hole with wear plate, in wear plate surface scrolls and/or cunning
It is dynamic.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017209230296 | 2017-07-27 | ||
| CN201720923029 | 2017-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207333486U true CN207333486U (en) | 2018-05-08 |
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ID=62368517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721322884.8U Active CN207333486U (en) | 2017-07-27 | 2017-10-16 | One word shaft type transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207333486U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022037399A1 (en) | 2020-08-20 | 2022-02-24 | 青岛极致创新科技有限公司 | Rod-shaped shaft-type ball joint transmission shaft |
-
2017
- 2017-10-16 CN CN201721322884.8U patent/CN207333486U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022037399A1 (en) | 2020-08-20 | 2022-02-24 | 青岛极致创新科技有限公司 | Rod-shaped shaft-type ball joint transmission shaft |
| US11761491B2 (en) | 2020-08-20 | 2023-09-19 | Qingdao Acme Innovation Technology Co., Ltd. | Ball-hinged transmission shaft with straight shaft |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180613 Address after: 266000 A101-6, 5 Jiading Road, Shibei District, Qingdao, Shandong. Patentee after: Qingdao extreme Creative Technology Limited Address before: 266044 Baoli Lily Garden 12, Jinhua Branch Road, Shibei District, Qingdao, Shandong 20-1-801 Patentee before: Zhu Dewei |