CN203348358U - Universal shaft - Google Patents
Universal shaft Download PDFInfo
- Publication number
- CN203348358U CN203348358U CN 201320349633 CN201320349633U CN203348358U CN 203348358 U CN203348358 U CN 203348358U CN 201320349633 CN201320349633 CN 201320349633 CN 201320349633 U CN201320349633 U CN 201320349633U CN 203348358 U CN203348358 U CN 203348358U
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- Prior art keywords
- flange
- dog
- jaw
- pair
- spline
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Abstract
The utility model discloses a universal shaft. The universal shaft comprises flange forks arranged at the two ends, and each flange fork is movably provided with a fork. The universal shaft further comprises an intermediate connecting shaft, and the two ends of the intermediate connecting shaft are connected with the forks on the flange forks at the two ends respectively. The intermediate connecting shaft comprises a connecting pipe, a spline pair and a quick-changing mechanism. The spline pair comprises a spline sleeve and a spline shaft. The two ends of the connecting tube are connected with the fork on the flange fork at one end and the spline sleeve respectively, the outer circle of the spline shaft is movably arranged in the spline sleeve through a spline, and the other end face of the spline shaft is connected with the fork on the flange fork at the other end. The quick-changing mechanism comprises a pair of same flange protruded claws and a clamp ring. The universal shaft is strong in interchangeability, convenient and fast to assemble and disassemble, and high in coaxiality.
Description
Technical field
The utility model relates to a kind of cardan shaft, more particularly relates to a kind of cardan shaft of fast changeable component, belongs to the transmission device technical field.
Background technique
The most structure as shown in Figure 9 of current cardan shaft, its two ends are respectively flange jaw 1, respectively be provided with a jaw 2 on flange jaw 1, jack shaft 3 connects the jaw 2 at two ends, jack shaft 3 is comprised of adapter 31, spline pair 32, the two ends of adapter 31 all adopt Type of Welding to be connected respectively with between jaw 2, spline housing 321, and splined shaft 322 adopts Type of Welding to be connected with the jaw 2 of the other end.
In actual use, because cardan shaft needs driving torque, wearing and tearing often appear in spline pair 32, and miscellaneous part is excellent, but because spline pair 32 and other parts all adopt and are welded to connect, must change whole jack shaft 3 and jaw 2, need to prepare a plurality of jack shafts 3 and jaw 2, the high and easy care not of the user cost of equipment and spare part; Even each joint does not adopt welding manner, adopt flange-type to connect, also must change jack shaft 3, but flange dismounting inconvenience, and the front and back coaxality does not reach requirement.
Summary of the invention
The purpose of this utility model is to provide a kind of cardan shaft, installs between this cardan shaft all parts, safeguards fast, when spline pair weares and teares, only needs to change the spline pair part.
The utility model is achieved by the following technical programs:
A kind of cardan shaft, comprise the flange jaw that is arranged on two ends, respectively be movably equipped with a jaw on each flange jaw, also comprise and be provided with a middle spindle, the two ends of middle spindle connect respectively the jaw on the flange jaw of two ends, and middle spindle comprises adapter, spline pair, quick change mechanism;
Spline pair comprises spline housing, splined shaft;
The two ends of taking over connect respectively jaw and the spline housing on an end flange jaw, and the cylindrical of splined shaft is movably arranged in spline housing by spline, and the jaw on the flange jaw of the other end of splined shaft and the other end is connected;
Quick change mechanism comprises a pair of identical flange dog, hold-down ring; One end face of flange dog is provided with several dogs, and the dog quantity on a pair of flange dog is consistent, and a pair of flange dog mirror image setting and adjacent dog intersect cooperation mutually; Hold-down ring comprises a pair of identical semi-ring, and the diametric two ends of semi-ring respectively are provided with a bolt hole, and two semi-rings are connected on the cylindrical of a pair of flange dog by inner circle, and screws cooperation by the bolt hole that bolt passes its two ends;
Being connected of the other end of being connected an of end of taking over and the jaw on an end flange jaw, adapter and spline housing, splined shaft an end and being connected of jaw on the other end flange jaw are equipped with a quick change mechanism, and the two ends of each joint are all closed as a whole by the other end of a pair of flange dog.
The purpose of this utility model can also further realize by following technical measures.
Aforesaid a kind of cardan shaft, the fitting surface on a pair of flange dog between adjacent dog is the conical surface, the cylindrical of the other end of flange dog is provided with the dog conical surface.
Aforesaid a kind of cardan shaft, the inner circle mirror image of two semi-rings is provided with the compression conical surface.
Aforesaid a kind of cardan shaft, angle, the diameter of the dog conical surface of flange dog and the compression conical surface of semi-ring are identical.
Aforesaid a kind of cardan shaft, when on a pair of flange dog, adjacent dog coordinates, the top of any one dog all with between the bottom of the dog matched is provided with gap.
The utility model arranges quick change mechanism in each joint, can realize the quick mounting of all parts, and spline pair only needs to change the spline pair part while wearing and tearing occurring, and other parts all can reuse, and reduce spare parts cost; This cardan shaft is with a pair of flange dog transmitting torque, fitting surface between adjacent dog is the conical surface, can prevent from transshipping the torsional shear dog, can protect the flange dog, the gap be provided with between the bottom of the top of dog and the dog matched can prevent that the fitting surface laminating of dog is not tight, and causes transmission not reach perfect condition; Coordinating between the dog conical surface of flange dog and the compression conical surface of semi-ring, can eliminate the gap of the fitting surface of dog fully, make the coaxality of whole cardan shaft reach requirement; Interchangeability, dismounting speed all are better than the Placements such as flange, welding.
Advantage and disadvantage of the present utility model, will be for illustration and explanation by the non-limitative illustration of following preferred embodiment, and these embodiments, only provide as an example with reference to accompanying drawing.
The accompanying drawing explanation
Fig. 1 is plan view of the present utility model;
Fig. 2 is the plan view that flange jaw of the present utility model is connected with jaw;
Fig. 3 is the left view that flange jaw of the present utility model is connected with jaw;
Fig. 4 is the plan view of splined shaft of the present utility model;
Fig. 5 is the right elevation of splined shaft of the present utility model;
Fig. 6 is the plan view of hold-down ring of the present utility model;
Fig. 7 is the sectional view B-B of hold-down ring of the present utility model;
Fig. 8 is A enlarged view of the present utility model;
Fig. 9 is the plan view of prior art of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Figure 1, the utility model comprises the flange jaw 1 that is arranged on two ends, respectively be movably equipped with a jaw 2 on each flange jaw 1, spindle 4 in the middle of also being provided with one, the two ends of middle spindle 4 connect respectively the jaw 2 on two ends flange jaw 1, and middle spindle 4 comprises adapter 41, spline pair 42, quick change mechanism 43;
Take over 41 two ends and connect respectively jaw 2 and the spline housing 421 on an end flange jaw 1, the cylindrical of splined shaft 422 is movably arranged in spline housing 421 by spline, and the jaw 2 on the flange jaw 1 of the other end of splined shaft 422 and the other end is connected;
As shown in Figure 6, Figure 7, hold-down ring 432 comprises a pair of identical semi-ring 4321, the diametric two ends of semi-ring 4321 respectively are provided with a bolt hole 4322, the inner circle mirror image of semi-ring 4321 is provided with and compresses conical surface 4323, this angle, diameter that compresses conical surface 4323 is all consistent with dog conical surface 4313, two semi-rings 4321 are connected on the cylindrical of a pair of flange dog 431 by inner circle, compress conical surface 4323 and match with dog conical surface 4313, and screw cooperation by the bolt hole 4322 that bolt passes its two ends;
Take over an end of 41 and jaw 2 on an end flange jaw 1 be connected, take over being connected of 41 the other end and spline housing 421, splined shaft 422 an end and being connected of jaw 2 on the other end flange jaw 1 are equipped with a quick change mechanism 43, and the two ends of each joint are all closed as a whole by the other end of a pair of flange dog 431.
In addition to the implementation, the utility model can also have other mode of executions, and all employings are equal to the technological scheme of replacement or equivalent transformation formation, all drop in the protection domain of the utility model requirement.
Claims (5)
1. a cardan shaft, comprise the flange jaw that is arranged on two ends, respectively be movably equipped with a jaw on described each flange jaw, it is characterized in that: also comprise and be provided with a middle spindle, in the middle of described, the two ends of spindle connect respectively the jaw on the flange jaw of two ends, and described middle spindle comprises adapter, spline pair, quick change mechanism;
Described spline pair comprises spline housing, splined shaft;
The two ends of described adapter connect respectively jaw and the spline housing on an end flange jaw, and the cylindrical of described splined shaft is movably arranged in spline housing by spline, and the jaw on the flange jaw of the other end of described splined shaft and the other end is connected;
Described quick change mechanism comprises a pair of identical flange dog, hold-down ring; One end face of described flange dog is provided with several dogs, and the dog quantity on described a pair of flange dog is consistent, and a pair of flange dog mirror image setting and adjacent dog intersect cooperation mutually; Described hold-down ring comprises a pair of identical semi-ring, and the diametric two ends of described semi-ring respectively are provided with a bolt hole, and described two semi-rings are connected on the cylindrical of a pair of flange dog by inner circle, and screws cooperation by the bolt hole that bolt passes its two ends;
Being connected of the other end of being connected of one end of described adapter and jaw on an end flange jaw, adapter and spline housing, splined shaft an end and being connected of jaw on the other end flange jaw are equipped with a quick change mechanism, and the two ends of each joint are all closed as a whole by the other end of a pair of flange dog.
2. a kind of cardan shaft as claimed in claim 1 is characterized in that: the fitting surface on described a pair of flange dog between adjacent dog is the conical surface, and the cylindrical of the other end of described flange dog is provided with the dog conical surface.
3. a kind of cardan shaft as claimed in claim 1, it is characterized in that: the inner circle mirror image of described two semi-rings is provided with the compression conical surface.
4. a kind of cardan shaft as claimed in claim 2 or claim 3, it is characterized in that: angle, the diameter of the dog conical surface of described flange dog and the compression conical surface of semi-ring are identical.
5. a kind of cardan shaft as claimed in claim 1 is characterized in that: when on described a pair of flange dog, adjacent dog coordinates, the top of any one dog all with between the bottom of the dog matched is provided with gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320349633 CN203348358U (en) | 2013-06-19 | 2013-06-19 | Universal shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320349633 CN203348358U (en) | 2013-06-19 | 2013-06-19 | Universal shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203348358U true CN203348358U (en) | 2013-12-18 |
Family
ID=49748264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320349633 Expired - Fee Related CN203348358U (en) | 2013-06-19 | 2013-06-19 | Universal shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203348358U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103775520A (en) * | 2014-01-25 | 2014-05-07 | 重庆大学 | Shaft coupling mechanism and universal coupler thereof |
| WO2017013147A1 (en) * | 2015-07-23 | 2017-01-26 | Avl List Gmbh | Arrangement for the rotational connection of a load machine of a test stand to a test specimen |
| CN110195746A (en) * | 2019-05-29 | 2019-09-03 | 宣化钢铁集团有限责任公司 | A kind of spline universal-joint spindle for preventing from throwing switch |
| CN111981027A (en) * | 2020-08-28 | 2020-11-24 | 河南鑫轴传动机械有限公司 | Lightweight car transmission shaft |
-
2013
- 2013-06-19 CN CN 201320349633 patent/CN203348358U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103775520A (en) * | 2014-01-25 | 2014-05-07 | 重庆大学 | Shaft coupling mechanism and universal coupler thereof |
| CN103775520B (en) * | 2014-01-25 | 2016-03-02 | 重庆大学 | Coupling body and Hooks coupling universal coupling thereof |
| WO2017013147A1 (en) * | 2015-07-23 | 2017-01-26 | Avl List Gmbh | Arrangement for the rotational connection of a load machine of a test stand to a test specimen |
| CN110195746A (en) * | 2019-05-29 | 2019-09-03 | 宣化钢铁集团有限责任公司 | A kind of spline universal-joint spindle for preventing from throwing switch |
| CN111981027A (en) * | 2020-08-28 | 2020-11-24 | 河南鑫轴传动机械有限公司 | Lightweight car transmission shaft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131218 Termination date: 20190619 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |