CN208831532U - A kind of adjustable limit universal joint - Google Patents
A kind of adjustable limit universal joint Download PDFInfo
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- CN208831532U CN208831532U CN201821394863.1U CN201821394863U CN208831532U CN 208831532 U CN208831532 U CN 208831532U CN 201821394863 U CN201821394863 U CN 201821394863U CN 208831532 U CN208831532 U CN 208831532U
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- universal
- joint
- joint fork
- connecting shaft
- fork
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Abstract
The utility model relates to technical field of mechanical transmission, and disclose a kind of adjustable limit universal joint, including universal-joint fork I, the side of the universal-joint fork I is fixedly connected by fixing bolt with the inside of mounting flange I, the inner cavity of the universal-joint fork I is sequentially connected by the inner cavity of articulated cross shaft and universal-joint fork II, the outer surface of described II one end of universal-joint fork is threadedly coupled with the side for adjusting sleeve inner, and the middle part of II outer surface of universal-joint fork is connect with the internal whorl of stop nut I.The adjustable limit universal joint, pass through the setting of universal-joint fork II, adjusting sleeve and connecting shaft, the length of connecting shaft can be flexibly adjusted when universal joint and transmission shaft is fixedly mounted, to improve the installation accuracy between universal joint and transmission shaft, avoiding in turn leads to the problem that its driving torque is larger and efficiency is lower since the installation accuracy between universal joint and transmission shaft is poor, effectively raises the practicability of the universal joint.
Description
Technical field
The utility model relates to technical field of mechanical transmission, specially a kind of adjustable limit universal joint.
Background technique
Universal joint is universal joint, is the parts for realizing the transmitting of varied angle power, for needing to change drive shaft axis
The position in direction allows the angle between two parts connected to change transmission in a certain range, universal joint be mainly by
What transmission shaft, section fork and the cross axle being connected on section fork formed.However existing universal joint is all during connection
It is higher so as to cause required precision of universal joint when with transmission axis connection using rigidly connected connection type, however it is universal
Easily there is deviation during production and processing in section or transmission shaft, so that the installation for increasing universal joint and transmission shaft is difficult
It spends, and increases the torque between universal joint and transmission shaft during transmission, to reduce transmission shaft and universal joint
Between transmission efficiency, while reducing the service life of universal joint or transmission shaft.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of adjustable limit universal joint, and having reduces ten thousand
The advantages of installation difficulty between Xiang Jieyu transmission shaft, flexible and convenient to use, applied widely and long service life, solves existing
Universal joint be all to be connected with transmission shaft so as to cause universal joint using rigidly connected connection type during connection
Required precision when connecing is higher, however universal joint or transmission shaft deviation easily occur during production and processing, to increase
Add the installation difficulty of universal joint and transmission shaft, and increases the power between universal joint and transmission shaft during transmission
Square to reduce the transmission efficiency of transmission shaft Yu universal internode, while reducing asking for universal joint or transmission shaft service life
Topic.
The utility model provides the following technical solutions: a kind of adjustable limit universal joint, including universal-joint fork I, and described ten thousand
It is fixedly connected to the side of section fork I by fixing bolt with the inside of mounting flange I, the inner cavity of the universal-joint fork I passes through ten thousand
It is sequentially connected to the inner cavity of cross axle and universal-joint fork II, the outer surface and adjusting sleeve inner of described II one end of universal-joint fork
Side is threadedly coupled, and the middle part of II outer surface of universal-joint fork is connect with the internal whorl of stop nut I, and stop nut I
Side and adjust sleeve a side contacts, it is described adjust sleeve inner the other side and one end of the connecting shaft outer surface thread connect
It connects, the middle part of the connecting shaft outer surface is connect with the internal whorl of stop nut II, and the side of stop nut II and adjusting
The other end of another side contacts of sleeve, the connecting shaft connects by the way that the inside of another group of fixing bolt and mounting flange II is fixed
It connects.
Preferably, the side of the universal-joint fork I and the other side of connecting shaft are set as flange arrangement, and universal-joint fork I
It is corresponding with mounting flange I and the flange hole of mounting flange II with the flange arrangement of connecting shaft.
Preferably, the universal-joint fork II with the side of connecting shaft outer surface is set to dextrorotation screw thread and derotation screw thread
Structure, and it is corresponding with the screw thread adjusted in barrel bore respectively.
Preferably, the outer surface for adjusting sleeve offers three groups of hexagon slots, and three groups of hex shaped groove hole to rings
Shape array arrangement.
Preferably, the inside of the mounting flange I offers six groups of through-holes, and six groups of through-holes are centered on mounting flange I
Array arrangement is circularized, while the internal diameter of six groups of through-holes is all larger than the outer diameter of fixing bolt.
Preferably, the upper and lower ends of the articulated cross shaft top and bottom movable sleeve with I inner cavity of universal-joint fork respectively
It connects, and the rear and front end of the articulated cross shaft front and rear sides pivot bush unit with II inner cavity of universal-joint fork respectively.
Be compared with the prior art, the utility model have it is following the utility model has the advantages that
1, the adjustable limit universal joint can be in fixation by the setting of universal-joint fork II, adjusting sleeve and connecting shaft
The length of connecting shaft is flexibly adjusted when installation universal joint and transmission shaft, to improve the installation between universal joint and transmission shaft
Precision, and then avoid causes its driving torque larger and efficiency since the installation accuracy between universal joint and transmission shaft is poor
Lower problem effectively raises the practicability of the universal joint.
2, the adjustable limit universal joint can be in universal-joint fork II by the setting of stop nut I and stop nut II
Quickly locking adjusts sleeve after mounting and adjusting completion with connecting shaft, so as to avoid sleeve is adjusted in the mistake of long-time service
The problem of loosening in journey, and then connecting shaft and mounting flange II is caused to shake in the course of rotation, effectively mentions
The high stability and its service life of the universal joint in use.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the top view of the utility model structure universal coupling fork II；
Fig. 3 is the structural schematic diagram of the utility model connecting shaft.
In figure: 1, universal-joint fork I；2, fixing bolt；3, mounting flange I；4, articulated cross shaft；5, universal-joint fork II；6,
Adjust sleeve；7, stop nut I；8, connecting shaft；9, stop nut II；10, mounting flange II.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3, a kind of adjustable limit universal joint, including universal-joint fork I 1, the side of universal-joint fork I 1 is please referred to pass through
Fixing bolt 2 is fixedly connected with the inside of mounting flange I 3, and the inside of mounting flange I 3 offers six groups of through-holes, and six groups of through-holes
Array arrangement is circularized centered on mounting flange I 3, while the internal diameter of six groups of through-holes is all larger than the outer diameter of fixing bolt 2, for
The setting of six groups of through-holes effectively raises fastness and stability when universal-joint fork I 1 is connect with mounting flange I 3, universal
The inner cavity of section fork I 1 is sequentially connected by the inner cavity of articulated cross shaft 4 and universal-joint fork II 5, the appearance of II 5 one end of universal-joint fork
Face is threadedly coupled with the side adjusted inside sleeve 6, the middle part of II 5 outer surface of universal-joint fork and the internal whorl of stop nut I 7
Connection, the upper and lower ends of the articulated cross shaft 4 top and bottom pivot bush unit with I 1 inner cavity of universal-joint fork, and universal cross respectively
The rear and front end of the axis 4 front and rear sides pivot bush unit with II 5 inner cavity of universal-joint fork, and the side of stop nut I 7 and adjusting respectively
One side contacts of sleeve 6 adjust the other side inside sleeve 6 and connect with the outer surface thread of 8 one end of connecting shaft, outside connecting shaft 8
The middle part on surface is connect with the internal whorl of stop nut II 9, and the side of universal-joint fork I 1 is set as with the other side of connecting shaft 8
Flange arrangement, and universal-joint fork I 1 and the flange arrangement of connecting shaft 8 and the flange hole phase of mounting flange I 3 and mounting flange II 10
Corresponding, the setting for flange in universal-joint fork I 1 and connecting shaft 8 can be quickly by itself and mounting flange I 3 and mounting flange
II 10 are fixedly connected, and stability when connection is preferable, easy to disassemble, improve flexibility of the universal joint in assembling process
And convenience, universal-joint fork II 5 are set to dextrorotation screw thread and derotation helicitic texture with the side of 8 outer surface of connecting shaft, and
It is corresponding with the screw thread adjusted in 6 inner cavity of sleeve respectively, for setting for universal-joint fork II 5 and 8 two sides positive and reverse return screw thread of connecting shaft
It sets, sleeve 6 effectively can be adjusted to adjust the length relation between universal-joint fork II 5 and connecting shaft 8 by rotation, reduced
The installation difficulty of the universal joint and the installation accuracy for improving the universal joint, the outer surface for adjusting sleeve 6 offer three group six
Angular slot, and three groups of hex shaped groove hole to ring shape array arrangements can be fast for adjusting the setting of three groups of slots on sleeve 6
Being rotated by die nut for speed adjusts sleeve 6, and then adjusts the positional relationship between universal-joint fork II 5 and connecting shaft 8, into
And flexibility and convenience of the universal joint in assembling process are improved, and the side of stop nut II 9 and adjusting sleeve 6
The other end of another side contacts, connecting shaft 8 is fixedly connected by another group of fixing bolt 2 with the inside of mounting flange II 10.
When work, the two sides of universal-joint fork I 1 and connecting shaft 8 are respectively and fixedly installed to transmission shaft and output element first
On, it then loosens stop nut I 7 and connecting shaft 8 respectively again, adjusts the slot on sleeve 6 using die nut alignment later, turn
The dynamic sleeve 6 that adjusts drives connecting shaft 8 and universal-joint fork II 5 to be contracted to conjunction under the action of universal-joint fork II 5 and 8 screw thread of connecting shaft
Suitable distance, then rotation stop nut I 7 and II 9 clamping of stop nut adjust sleeve 6 again.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of adjustable limit universal joint, including universal-joint fork I (1), it is characterised in that: the side of the universal-joint fork I (1)
It is fixedly connected by fixing bolt (2) with the inside of mounting flange I (3), the inner cavity of the universal-joint fork I (1) passes through universal ten
The inner cavity of word axis (4) and universal-joint fork II (5) is sequentially connected, the outer surface of described universal-joint fork II (5) one end and adjusting sleeve
(6) internal side is threadedly coupled, and the middle part of universal-joint fork II (5) outer surface and the internal whorl of stop nut I (7) connect
Connect, and the side of stop nut I (7) and adjust the side contacts of sleeve (6), it is described adjust sleeve (6) internal other side with
The outer surface thread of connecting shaft (8) one end connects, the middle part of connecting shaft (8) outer surface and the inside of stop nut II (9)
It is threadedly coupled, and another side contacts of the side of stop nut II (9) and adjusting sleeve (6), the other end of the connecting shaft (8)
It is fixedly connected by another group of fixing bolt (2) with the inside of mounting flange II (10).
2. a kind of adjustable limit universal joint according to claim 1, it is characterised in that: the one of the universal-joint fork I (1)
The other side of side and connecting shaft (8) is set as flange arrangement, and the flange arrangement and fixation of universal-joint fork I (1) and connecting shaft (8)
Flange I (3) is corresponding with the flange hole of mounting flange II (10).
3. a kind of adjustable limit universal joint according to claim 1, it is characterised in that: the universal-joint fork II (5)
Be set to dextrorotation screw thread and derotation helicitic texture with the side of connecting shaft (8) outer surface, and respectively with adjust sleeve (6) inner cavity
In screw thread it is corresponding.
4. a kind of adjustable limit universal joint according to claim 1, it is characterised in that: described to adjust the outer of sleeve (6)
Surface offers three groups of hexagon slots, and three groups of hex shaped groove hole to ring shape array arrangements.
5. a kind of adjustable limit universal joint according to claim 1, it is characterised in that: the mounting flange I (3) it is interior
Portion offers six groups of through-holes, and six groups of through-holes circularize array arrangement centered on mounting flange I (3), while six groups of through-holes
Internal diameter is all larger than the outer diameter of fixing bolt (2).
6. a kind of adjustable limit universal joint according to claim 1, it is characterised in that: the articulated cross shaft (4)
The upper and lower ends top and bottom pivot bush unit with universal-joint fork I (1) inner cavity, and the rear and front end of articulated cross shaft (4) respectively
Respectively with the front and rear sides pivot bush unit of universal-joint fork II (5) inner cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821394863.1U CN208831532U (en) | 2018-08-28 | 2018-08-28 | A kind of adjustable limit universal joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821394863.1U CN208831532U (en) | 2018-08-28 | 2018-08-28 | A kind of adjustable limit universal joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208831532U true CN208831532U (en) | 2019-05-07 |
Family
ID=66310939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821394863.1U Active CN208831532U (en) | 2018-08-28 | 2018-08-28 | A kind of adjustable limit universal joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208831532U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332244A (en) * | 2019-07-04 | 2019-10-15 | 杭州灵展科技有限公司 | A kind of mechanical power transmission axis |
| CN110594309A (en) * | 2019-09-24 | 2019-12-20 | 温州聚泉汽车部件有限公司 | Ball cage type universal joint transmission device |
-
2018
- 2018-08-28 CN CN201821394863.1U patent/CN208831532U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332244A (en) * | 2019-07-04 | 2019-10-15 | 杭州灵展科技有限公司 | A kind of mechanical power transmission axis |
| CN110594309A (en) * | 2019-09-24 | 2019-12-20 | 温州聚泉汽车部件有限公司 | Ball cage type universal joint transmission device |
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