CN207318088U - A kind of back-to-back load test attachment device of gear-box - Google Patents
A kind of back-to-back load test attachment device of gear-box Download PDFInfo
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- CN207318088U CN207318088U CN201721174306.4U CN201721174306U CN207318088U CN 207318088 U CN207318088 U CN 207318088U CN 201721174306 U CN201721174306 U CN 201721174306U CN 207318088 U CN207318088 U CN 207318088U
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- gear
- box
- load test
- offset distance
- attachment device
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- 238000012360 testing method Methods 0.000 title claims abstract description 47
- 230000008878 coupling Effects 0.000 claims abstract description 41
- 238000010168 coupling process Methods 0.000 claims abstract description 41
- 238000005859 coupling reaction Methods 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 230000002411 adverse Effects 0.000 abstract description 3
- 238000002513 implantation Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 206010068052 Mosaicism Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000003100 immobilizing effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000003765 sex chromosome Anatomy 0.000 description 1
Abstract
A kind of back-to-back load test attachment device of gear-box is the utility model is related to, belongs to transmission test device technical field.The device includes paired main examination gear-box and accompanies examination gear-box and loading motor and driving motor；The main output terminal for trying gear-box and accompanying examination gear-box is by coupling arrangement connecting shaft, and loading motor and driving motor are respectively through offset distance compensation device and the main input terminal shaft coupling for trying gear-box and accompanying examination gear-box；Indexable mounting flange that offset distance compensation device includes being placed in mounting bracket, be supported on the input gear at mounting flange center and biasing is supported on mounting flange and the output gear engaged with input gear；It is main to try gear-box and accompany examination gear-box respectively by corresponding adjustable height Stent Implantation on test platform.After the utility model, adverse effect of the extraneous vibration to result of the test of shaft coupling drift angle generation can completely avoid, it is ensured that test data is accurately and reliably.
Description
Technical field
It the utility model is related to a kind of transmission test attachment device, especially a kind of back-to-back load test connection of gear-box
Device, belongs to transmission test device technical field.
Background technology
The back-to-back load test connection request electrical axis of gear-box and corresponding gear box input connecting shaft are coaxial, i.e.,
Usually said motor center is away from equal with the back-to-back centre-to-centre spacing of gear-box（Referring to Fig. 1 and 2）.Due to gear-box in seriation,
Diversified development trend, its back-to-back centre-to-centre spacing is different, and bracket loading test platform is limited, therefore usually requires in same examination
Test on platform and carry out the back-to-back load test of different gear-boxes.
In order to solve general sex chromosome mosaicism, Application No. ZL201210221714.6 Chinese patents propose《In same experiment
The connection method of back-to-back load test is carried out on platform to gear-box》, its technical solution is driven cloth by the W types of universal coupling
Put to realize the quick connection of testing stand, in the case where maintaining motor position motionless, realize different type gear-box same
Rapid interchangeable on one testing stand is built.
But practice have shown that taken in the program since universal coupling band drift angle is used by its accuracy of manufacture, testing stand installation
The influence of the objective factors such as error is built, when transmission inevitably produces extra extraneous vibration, higher to test request, especially
Vibration index requires stringent gear-box test result to have a negative impact.
Utility model content
The purpose of this utility model is that：In view of the above-mentioned problems of the prior art, propose a kind of without adjusting examination
Under the premise of testing platform motor position, realizing the gear-box rapid interchangeable connections of different centre-to-centre spacing, it is ensured that shaft coupling is in coaxial and passes
Dynamic state, so as to eliminate the back-to-back load test attachment device of gear-box of extraneous vibration, while provide corresponding connection method.
In order to achieve the above object, the attachment device of the back-to-back load test of the utility model gear-box includes paired master
Try gear-box and accompany examination gear-box and loading motor and driving motor；The main examination gear-box and the output terminal for accompanying examination gear-box
By coupling arrangement connecting shaft, the loading motor and driving motor through offset distance compensation device and main examination gear-box and accompany examination tooth respectively
The input terminal shaft coupling of roller box；The offset distance compensation device include be placed in mounting bracket indexable mounting flange, be supported on
The input gear at mounting flange center and biasing are supported on mounting flange and the output gear engaged with input gear；The master
Try gear-box and accompany examination gear-box respectively by corresponding adjustable height Stent Implantation on test platform.
During experiment, it is attached as follows：
The first step, maiden trial are respectively by loading motor（11）With driving motor（2）With axis is parallel and the pre- spacing in interval
From being relatively fixed in test platform（1）Both ends, and the corresponding offset distance compensation device with being placed on test platform respectively（4）It is defeated
Enter gear to be coaxially connected, immobilize afterwards；
Second step, pass through corresponding adjustable high trestle respectively（8）By main examination gear-box（10）With accompany examination gear-box（6）Lean against
The back of the body is placed in the middle part of test platform, and its output shaft is respectively positioned on loading motor（11）With driving motor（2）Spacing distance is hit exactly, and
Pass through coupling arrangement（9）Make its output terminal shaft coupling；
3rd step, rotation offset distance compensation device are located at the mounting flange in mounting bracket, while adjust adjustable high trestle
（8）, make offset distance compensation device（4）Output gear shaft be coaxially connected with corresponding gearbox input shaft.
After the utility model, in the case where immobilizing after maiden trial loads and drive motor position, only
Need to be by adjusting the angular position of offset distance compensation device output terminal and the high and low position of experiment gear-box, you can realize in difference
The heart away from the connection of gear-box rapid interchangeable, and ensure that all shaft couplings are in coaxial transmission state, so as to avoid shaft coupling inclined completely
Adverse effect of the extraneous vibration that angle produces to result of the test, it is ensured that test data is accurately and reliably.
Brief description of the drawings
Fig. 1 is that the gear-box centre-to-centre spacing of the prior art defines schematic diagram.
Fig. 2 is the motor center of the prior art away from definition schematic diagram.
Fig. 3 is the dimensional structure diagram of the utility model one embodiment.
Fig. 4 is the plane projection structure diagram of Fig. 3 embodiments.
Fig. 5 is the top view of Fig. 4.
Fig. 6 is the offset distance compensation device dimensional structure diagram of Fig. 3 embodiments.
Fig. 7 is that Fig. 3 embodiments remove the offset distance compensation device dimensional structure diagram after mounting bracket.
Fig. 8 is the offset distance compensation device plane projection schematic cross-sectional view of Fig. 3 embodiments.
Fig. 9 is the right side view of Fig. 8.
Embodiment
Embodiment one
The attachment device basic structure of the back-to-back load test of the present embodiment gear-box as shown in Fig. 3,4,5,
Loading motor 11 and driving motor 2 including being separately fixed at 1 both ends of test platform, a pair of main examination 10 He of gear-box
Examination gear-box 6 is accompanied respectively by by being tested in upper gear box stent 7 and in the adjustable height Stent Implantation that lower height-regulating mechanism 8 forms
Among platform 1.The height-regulating mechanism of the present embodiment drives vertical guide post prismatic pair using lifting cylinder.Certainly as needed, also may be used
To be considered as other mechanisms such as spiral lifting.
The main output terminal for trying gear-box 10 and accompanying examination gear-box 6 is by 9 connecting shaft of slow speed turbine stage coupling arrangement, specifically using both ends
Large flange disk is linked together by resilient key, to transmit moment of torsion.It is also contemplated that using universal coupling etc..
Loading motor 11 and driving motor 2 are respectively by the input shaft shaft coupling of 3 and two offset distance compensation device 4 of shaft coupling, and two
The output shaft of offset distance compensation device 4 again through shaft coupling 5 respectively with it is main examination gear-box 10 and accompany try gear-box 6 input terminal shaft coupling.
Shaft coupling 3 and shaft coupling 5 can be the conventional Type for Coupling such as Hooks coupling universal coupling or diaphragm coupling.
The concrete structure of offset distance compensation device 4 has the mounting bracket 4-1 of trunnion axis flange hole 4-2 as shown in Fig. 6,7,8
Revolute pair is formed with mounting flange c, mounting flange c can be fixed by outer end by the bolt 4-4 pressure ring 4-3 fastened.Peace
Fill flange c is equipped with the input shaft a of input gear centrally through bearings, and biases output of the support equipped with output gear
Axis b, input gear and output gear engagement.
During experiment, the device of the present embodiment is attached as follows：
It is when the first step, maiden trial, loading motor 11 is parallel and be spaced a predetermined distance with axis with driving motor 2
Dmotor is relatively fixed at 1 both ends of test platform, and respectively with the corresponding offset distance compensation device 4 that is placed on test platform 1
Input gear axle a is coaxially connected by shaft coupling 3, is immobilized afterwards.
Second step, for the main examination gear-box 10 of Dgearbox and accompany examination by corresponding adjustable high trestle by centre-to-centre spacing respectively
Gear-box 6 is placed in the middle part of test platform back-to-back, and its output shaft is respectively positioned on loading motor 11 and driving 2 spacing distance of motor
Center, and its output terminal shaft coupling is made by slow speed turbine stage coupling arrangement 9.
3rd step, after unclamping pressure ring 4-3, rotate mounting flange c of the offset distance compensation device 4 on mounting bracket 4-1, together
When adjustable high trestle adjusted by control cylinder, make the output gear shaft b of offset distance compensation device 4 and corresponding gearbox input shaft
Coaxially, and with shaft coupling 5 coaxially it is connected, the centre-to-centre spacing of input gear axle a and output gear shaft b are L；
The mounting flange c deflection angles of offset distance compensation device 4Referring to Fig. 9, adjusted by following condition：
WhenWhen,=0；
WhenWhen, rotated counterclockwise by angle；
WhenWhen, rotate clockwise angle；
；
After mixing up, pressure ring 4-3 is locked, you can open antiskid abrasiveness layer.
The present embodiment compensates the angular position of gear-box simultaneously due to having rationally designed offset distance compensation device, by rotating offset distance
Appropriate combination is highly adjusted, you can conveniently realizes the coaxially connected of all shaft coupling links, while being driven needed for realization, thoroughly
The problem that extraneous vibration adversely affects result of the test is eliminated, is that different type gear-box is quick mutual on same testing stand
Change to build and provide practicable method.In other words, can be by same as long as the centre-to-centre spacing of gear-box is in a certain range
A offset distance compensation device quickly realizes back-to-back load test connection, without wanting mobile motor position, you can ensure shaft coupling
Coaxial transmission, rapidly and efficiently realize different model gear-box on same bracket loading test platform load test connection.In addition, should
With middle discovery, which can also realize motor output speeds, defeated conveniently by the fast ratio of adjustment offset distance compensation device gear
Go out the change of moment of torsion, reach speedup, the motor dilatation function of torque, achieve unexpected beneficial effect.
Claims (7)
1. a kind of back-to-back load test attachment device of gear-box, including paired main examination gear-box（10）With accompany examination gear-box
（6）And loading motor（11）With driving motor（2）；It is characterized in that：The main examination gear-box（10）With accompany examination gear-box（6）
Output terminal pass through coupling arrangement（9）Connecting shaft, the loading motor（11）With driving motor（2）Respectively through offset distance compensation device
（4）With main examination gear-box（10）With accompany examination gear-box（6）Input terminal shaft coupling；The offset distance compensation device includes being placed in installation
Stent（4-1）On indexable mounting flange（c）, be supported on the input gear at mounting flange center and biasing is supported on installation
Flange and the output gear engaged with input gear；The main examination gear-box（10）With accompany examination gear-box（6）Pass through correspondence respectively
Adjustable high trestle（8）It is placed in test platform（1）On.
2. the back-to-back load test attachment device of gear-box according to claim 1, it is characterised in that：The adjustable height branch
Frame in upper gear box support and the height-regulating mechanism under by forming.
3. the back-to-back load test attachment device of gear-box according to claim 2, it is characterised in that：The height-regulating mechanism
For the vertical guide post prismatic pair of lifting cylinder driving.
4. the back-to-back load test attachment device of gear-box according to claim 3, it is characterised in that：The coupling arrangement
Pass through elastic pin connected construction for both ends ring flange.
5. the back-to-back load test attachment device of gear-box according to claim 4, it is characterised in that：The loading motor
Pass through the input shaft shaft coupling of first shaft coupling and two offset distance compensation devices, the output of two offset distance compensation devices respectively with driving motor
Axis is again respectively through second shaft coupling and the main input terminal shaft coupling for trying gear-box and accompanying examination gear-box.
6. the back-to-back load test attachment device of gear-box according to claim 5, it is characterised in that：The shaft coupling is
Hooks coupling universal coupling or diaphragm coupling.
7. the back-to-back load test attachment device of gear-box according to claim 6, it is characterised in that：The offset distance compensation
The mounting bracket of device forms revolute pair by trunnion axis flange hole and mounting flange, and outer end, which has, is fixed mounting flange
Pressure ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721174306.4U CN207318088U (en) | 2017-09-14 | 2017-09-14 | A kind of back-to-back load test attachment device of gear-box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721174306.4U CN207318088U (en) | 2017-09-14 | 2017-09-14 | A kind of back-to-back load test attachment device of gear-box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207318088U true CN207318088U (en) | 2018-05-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721174306.4U Withdrawn - After Issue CN207318088U (en) | 2017-09-14 | 2017-09-14 | A kind of back-to-back load test attachment device of gear-box |
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| Country | Link |
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| CN (1) | CN207318088U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588948A (en) * | 2017-09-14 | 2018-01-16 | 中车戚墅堰机车车辆工艺研究所有限公司 | A kind of back-to-back load test attachment means of gear-box and connection method |
| CN108827627A (en) * | 2018-05-28 | 2018-11-16 | 河北工业大学 | A kind of gear mesh force detection device |
-
2017
- 2017-09-14 CN CN201721174306.4U patent/CN207318088U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588948A (en) * | 2017-09-14 | 2018-01-16 | 中车戚墅堰机车车辆工艺研究所有限公司 | A kind of back-to-back load test attachment means of gear-box and connection method |
| CN107588948B (en) * | 2017-09-14 | 2024-03-19 | 中车戚墅堰机车车辆工艺研究所股份有限公司 | Connecting device and connecting method for back-to-back loading test of gear box |
| CN108827627A (en) * | 2018-05-28 | 2018-11-16 | 河北工业大学 | A kind of gear mesh force detection device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 213011 258 Wuyi Road, Qishuyan District, Changzhou, Jiangsu Patentee after: CRRC Qishuyan Locomotive and Rolling Stock Technology Research Institute Co.,Ltd. Address before: 213011 258 Wuyi Road, Qishuyan District, Changzhou, Jiangsu Patentee before: CRRC QISHUYAN INSTITUTE Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180504 Effective date of abandoning: 20240319 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180504 Effective date of abandoning: 20240319 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |