CN107605980A - One word shaft type power transmission shaft - Google Patents
One word shaft type power transmission shaft Download PDFInfo
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- CN107605980A CN107605980A CN201710956327.XA CN201710956327A CN107605980A CN 107605980 A CN107605980 A CN 107605980A CN 201710956327 A CN201710956327 A CN 201710956327A CN 107605980 A CN107605980 A CN 107605980A
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- Prior art keywords
- ball
- socket
- bulb
- word
- power transmission
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 43
- 238000010276 construction Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 238000012423 maintenance Methods 0.000 claims abstract description 8
- 230000008859 change Effects 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 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
- 230000001050 lubricating effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007812 deficiency 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 invention discloses an a kind of word shaft type power transmission shaft, it belongs to the parts of machinery industry transmission system.The cross axle of prior art is changed to a word axle by the present invention, flange yoke, which coordinates, is changed to bulb/ball-and-socket cooperation, so as to combine the structural advantages of three kinds of prior art Cardon universal joint, ball cage type, curved grooved type power transmission shafts, bulb is wrapped up by ball-and-socket, improve the overall construction intensity and sealing property 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, high reliability request of the engineering goods to transmission system parts can be met.
Description
Technical field
The invention belongs to the power transmission shaft of machinery industry transmission system.
Background technology
The power transmission shaft of 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 the following disadvantages：1st, overall construction intensity and quality, performance are inadequate
It is high；2nd, lubricating difficulties, regular maintenance trouble；3rd, sealing 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
In order to solve the deficiencies in the prior art, the invention provides an a kind of word shaft type power transmission shaft, by the ten of prior art
Word axle is changed to a word axle, and flange yoke, which coordinates, to be changed to bulb/ball-and-socket and coordinate, so as to combine prior art Cardon universal joint, ball cage type,
The structural advantages of three kinds of power transmission shafts of curved grooved type, bulb is wrapped up by ball-and-socket, improves the overall construction intensity and sealing of product
Can, lubrication is abundant, and registration is reliable, and dynamic balance performance is good, improves the quality of existing product, and manufacturing process is simple, exempts from
Except daily lubricated maintenance, maintenance use cost is reduced, engineering goods can be met to the highly reliable of transmission system parts
Property require.
The present invention is realized using following technical scheme：
An a kind of word shaft type power transmission shaft, including ball-and-socket, bulb, it is characterised in that：Also include a word axle, also set on bulb or ball-and-socket
Driving hole is equipped with, bulb spherical outside surface, which is positioned to be limited in the positioning Internal Spherical Surface of ball-and-socket inner chamber setting, forms matching pair；Accordingly,
One word axle is hinged on ball-and-socket or bulb after passing through the driving hole of bulb or ball-and-socket, and the cooperation for passing through a word axle and driving hole is real
Existing power/rotating speed transmission 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
The axis of bulb handle and the axis shape of ball-and-socket can be made to form an angle, certain angle can be produced in bulb arbor line and ball-and-socket axis
In the state of realize power/rotating speed transmission therebetween.
Compared with prior art, the beneficial effects of the invention are as follows：1st, structural strength is high, simple in construction, compact, simplifies work
Skill；2nd, dynamic balance performance is good, due to positioning the certralizing ability of Internal Spherical Surface, reduces because the abrasion of hinge point is moved to power transmission shaft
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, and II ball-and-socket is point
Body formula structure.
Fig. 2 is Fig. 1 A-A, B-B, C-C, D-D sectional view.
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-type structural.
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 Fig. 7 E-E, F-F, M-M, N-N sectional view.
Fig. 9 is power 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, Y driving hole 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 axle；W, ball-and-socket；W1, ball-and-socket split I；W2, ball-and-socket split II；W-1, positioning Internal Spherical Surface；W-2, fixing hole；W-
3rd, ball-and-socket port；W-4, fitting recess；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 power transmission shaft, including ball-and-socket W, bulb Q, one
Word axle S, sealing shroud T.Ball-and-socket is monolithic construction, and being provided with ball-and-socket interface G can be connected with the power interface of vehicle transmission system；Ball
The inner chamber of nest is provided with positioning Internal Spherical Surface（W-1）, can be with bulb spherical outside surface（Q-2）Coordinate, bulb spherical outside surface, which is positioned, to be limited in
In the positioning Internal Spherical Surface of ball-and-socket, the ball-and-socket port of Internal Spherical Surface is positioned（W-3）Diameter be less than bulb spherical outside surface diameter, to prevent ball
Head is deviate from out of positioning Internal Spherical Surface；Driving hole is additionally provided with bulb（Q-1）, a word axle through bulb driving hole after pass through axle
Hold the fixing hole for being hinged on ball-and-socket（W-2）On, by the cooperation of a word axle and driving hole realize power between ball-and-socket and bulb/
Rotating speed transmission；The bulb handle of bulb（Q-3）Can around ball-and-socket position Internal Spherical Surface the centre of sphere swing, so as to make the axis of bulb handle with
The axis shape of ball-and-socket forms an angle, and can realize the two it in the state of bulb arbor line and ball-and-socket axis produce certain angle
Between power/rotating speed transmission, as shown in the K in Fig. 9.
Fitting recess is additionally provided with ball-and-socket（W-4）, the width of fitting recess is more than the depth of bulb driving hole, and fitting recess
Top diameter is more than bulb spherical outside surface, so as to make bulb be entered by fitting recess 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, simultaneously
Make the direction of bulb driving hole towards the width of fitting recess, as shown in VII in Fig. 3；2nd, it is straight to enter fitting recess 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 fixing hole face, now, 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 axle is passed through into ball-and-socket fixing hole
Penetrate bulb driving hole；5th, bearing is pressed into ball-and-socket fixing hole and is assembled to the both ends of a word axle；6th, sealing shroud T one end is consolidated
Determine onto ball-and-socket, and the other end of sealing shroud is then fixed on bulb handle or the other parts being connected with bulb handle, so as to
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 axle.
The structure of one word axle 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 fixing 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 axle 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, conveniently maintenance can change.
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 power transmission shaft, including ball-and-socket, bulb Q, one
Word axle S, sealing shroud T（Reference can be made to IV in Fig. 5）.Ball-and-socket is split-type structural, by the W1 of ball-and-socket split I and the W2 structures of ball-and-socket split II
Into positioning Internal Spherical Surface and fixing hole are respectively divided into two parts, are separately positioned in ball-and-socket split I and ball-and-socket split II, work as ball
Nest split I and ball-and-socket split II are according to after together with the fixing assembling of correct position, and divided fixing hole and positioning Internal Spherical Surface are just
Complete structure is encircled into, split type ball-and-socket has just been reassembled into the ball-and-socket of a monoblock type, plays and overall ball-and-socket one
The function of sample.
Split type ball-and-socket need not set fitting recess 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 axle 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 axle 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 overlaps with the fixation axially bored line of ball-and-socket split II, so as to form complete fixing hole；4th, by ball-and-socket split I and ball-and-socket point
Body II fastens；5th, bearing is pressed into fixing hole and is assembled to the both ends of a word axle.
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 overall
Formula ball-and-socket, IV is split type ball-and-socket, and the bulb handle of two pairs of matching pairs keeps coaxial and is connected to by the spline of Slidable telescopic
Together, to adapt to the change in transmission process in the distance of the connection end of power transmission shaft two.The structure type of spline can be clever as needed
It is living 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 steel ball
With the cooperation passing power of alley keyway, the flexible friction of spline slide is reduced by rolling of the steel ball in alley keyway
Power, steel ball are then constrained in the ball-and-socket of corresponding spline housing and can flexible rotatings（As shown in IV in Fig. 5）.It is cascaded
The axis of one word axle of two matching pairs 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 pairs of cooperations are realized by way of two groups of fixing holes and positioning Internal Spherical Surface are set up in parallel in ball-and-socket
Secondary series connection；VI is split type ball-and-socket, by being integrated in two ball-and-socket splits I of two pairs of split type ball-and-socket matching pairs are back-to-back
Mode together 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 power transmission shaft, including ball-and-socket W, bulb Q, a word axle S.Embodiment 5 and embodiment 1
Operation principle is similar, and difference is：The driving hole of embodiment 1（Q-1）And fixing hole（W-2）It is separately positioned on bulb and ball
On nest, and the driving hole of embodiment 5（Q-1）And fixing hole（W-2）Then it is separately positioned on ball-and-socket and bulb.The one of Ⅸ in Fig. 7
Word axle directly coordinates the fixing hole set on bulb（W-2）Interior, its both ends then passes through bearing and the transmission being arranged on ball-and-socket
Hole（Q-1）Coordinate；A Ⅹ word axle is then the fixing hole set by bearing fit on bulb in Fig. 7（W-2）It is interior, and its two
Hold the 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, herein not
Repeat.
It is pointed out that the preferable embodiment of the present invention is these are only, but protection scope of the present invention is not
It is confined to this.It is clear that according to being actually needed, 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-type structural is made to be fixed together；The contour structures of one word axle and driving hole can also be become according to being actually needed
Change.Any those skilled in the art the invention discloses technical scope in, according to embodiment of the present invention and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (10)
1. an a kind of word shaft type power transmission shaft, including ball-and-socket, bulb, it is characterised in that：Also include a word axle, 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 chamber setting, forms matching pair；It is corresponding
Ground, a word axle 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 axle and driving hole
Power/rotating speed transmission between ball-and-socket and bulb is realized in conjunction；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 power transmission shaft according to claim 1, it is characterised in that：The ball-and-socket is monolithic construction,
Fitting recess 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 recess.
A kind of 3. word shaft type power transmission shaft according to claim 1, it is characterised in that：The ball-and-socket is split-type structural,
By ball-and-socket split I（W1）With ball-and-socket split II（W2）Form, position Internal Spherical Surface and fixing hole is respectively divided into two parts and set 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 fixing hole and positioning Internal Spherical Surface are just encircled into complete structure.
A kind of 4. word shaft type power 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 the connection end of power transmission shaft two in transmission process
Distance on change.
A kind of 5. word shaft type power 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 power 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 power 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 fixing holes are set up in parallel in ball-and-socket and position Internal Spherical Surface.
A kind of 8. word shaft type power 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 described word shaft type power transmission shafts of one kind one 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 parts 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 described word shaft type power transmission shafts of one kind one of claim 1-8, it is characterised in that：Can be in driving hole side wall
Replaceable wear plate is set（Q-5）, a word axle is assembled to after driving hole to be coordinated with wear plate, in wear plate surface scrolls and/or
Slide, after parts depreciation, conveniently maintenance can change.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710624157 | 2017-07-27 | ||
| CN2017106241575 | 2017-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107605980A true CN107605980A (en) | 2018-01-19 |
Family
ID=61077272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710956327.XA Withdrawn CN107605980A (en) | 2017-07-27 | 2017-10-16 | One word shaft type power transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107605980A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111734751A (en) * | 2020-05-12 | 2020-10-02 | 无锡申穗船舶设备有限责任公司 | Multidirectional quick-connection coupling |
| 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 |
| WO2023142833A1 (en) * | 2022-01-28 | 2023-08-03 | 青岛极致创新科技有限公司 | Lightweight universal joint, spline fit pair, and transmission shaft |
-
2017
- 2017-10-16 CN CN201710956327.XA patent/CN107605980A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111734751A (en) * | 2020-05-12 | 2020-10-02 | 无锡申穗船舶设备有限责任公司 | Multidirectional quick-connection coupling |
| 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 |
| JP2023527589A (en) * | 2020-08-20 | 2023-06-29 | 青島極致創新科技有限公司 | Straight shaft type ball hinge transmission shaft |
| JP7325153B2 (en) | 2020-08-20 | 2023-08-14 | 青島極致創新科技有限公司 | Straight shaft type ball hinge transmission shaft |
| US11761491B2 (en) | 2020-08-20 | 2023-09-19 | Qingdao Acme Innovation Technology Co., Ltd. | Ball-hinged transmission shaft with straight shaft |
| WO2023142833A1 (en) * | 2022-01-28 | 2023-08-03 | 青岛极致创新科技有限公司 | Lightweight universal joint, spline fit pair, and transmission shaft |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20180611 Address after: 266000 A101-6, 5 Jiading Road, Shibei District, Qingdao, Shandong. Applicant after: Qingdao extreme Creative Technology Limited Address before: 266044 Baoli Lily Garden 12, Jinhua Branch Road, Shibei District, Qingdao, Shandong 20-1-801 Applicant before: Zhu Dewei |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180119 |