CN105300707A - Static torsion test device of wheel edge speed reducer - Google Patents
Static torsion test device of wheel edge speed reducer Download PDFInfo
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- CN105300707A CN105300707A CN201510788323.6A CN201510788323A CN105300707A CN 105300707 A CN105300707 A CN 105300707A CN 201510788323 A CN201510788323 A CN 201510788323A CN 105300707 A CN105300707 A CN 105300707A
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- wheel edge
- shaft spline
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Abstract
The invention provides a static torsion test device of a wheel edge speed reducer. The static torsion test device comprises a half-shaft spline coupling device, an intermediate support device and a wheel edge coupling device. The half-shaft spline coupling device, the intermediate support device and the wheel edge coupling device are connected in sequence. The half-shaft spline coupling device is installed on a rotating shaft end surface on an equipment torque output end and is used for being connected with a test piece half shaft and a half shaft on a wheel edge speed reducer assembly, and the half shaft is enabled to rotate, so that a wheel edge speed reducing mechanism is driven to rotate, and the wheel edge speed reducing mechanism is a torsion generating source. Torque is formed by restriction relations generated among the half-shaft spline coupling device, the intermediate support device, the wheel edge coupling device and a test piece, so that the static torsion test function is realized. According to the invention, static torsion intensity examination is carried out on the wheel edge speed reducer and an axle housing body shaft head part, supports are provided for exploitation and quality improvement of chassis products, and the test method and device can be widely applied to production enterprises of wheel edge speed reducing axles.
Description
Technical field
The present invention relates to automobile technical field, particularly a kind of vehicle bridge experimental technique, be applied to the quiet torsional test of wheel limit bridge hub reduction gear, for wheel limit bridge provides a set of static torsion test device.
Background technology
The quiet torsional test of bridge wheel edge position, primary study wheel limit of the present invention, be a kind of novel test unit, this test unit belongs to be invented first and proposes.
The axle assembly test of conventional wheel limit adopts the method such as axle assembly fatigue life test and axle housing fatigue life test usually.Under the actual applying working condition of vehicle bridge, product failure diversification of forms, except gear fatigue breakdown, with the phenomenon such as spindle nose torque failure, half axle fracture, hub reduction gear be cracked, conventional methods cannot reflect product anti-torsion damage capability, for this reason, proposes this method and device.
Prior art: a kind of torsion load testing device for wheel reduction device, only tested parts group, but not hub reduction gear assembly; Two is that test unit is different, because of hub reduction gear assembly transmission principle and product structure complexity, so when realizing the test of this assembly, test unit is also more complicated, need Ji Tao mechanism with the use of realizing quiet torsional test function, and prior art, because product is the single transmission form between planetary gear and gear ring, so realize without the need to the test mechanism of complexity.
Summary of the invention
In order to solve the problem, the invention provides a kind of hub reduction gear static torsion test device,
A kind of hub reduction gear static torsion test device, comprise Formation of Axle Shaft Spline coupling arrangement, intermediate strutting device, wheel limit coupling arrangement, described Formation of Axle Shaft Spline coupling arrangement, intermediate strutting device, wheel limit coupling arrangement connect successively, Formation of Axle Shaft Spline coupling arrangement is installed on equipment torque output turning axle end face, for connecting the semiaxis on test specimen semiaxis and hub reduction gear assembly, semiaxis is produced rotate, thus driven wheel rim decelerating mechanism rotates, and is the occurring source of moment of torsion;
Described intermediate strutting device passes through base plate bottom surface and the equipment base plane positioning of below, by bolt-locking in equipment base T-nut, for supporting the spindle nose of test specimen, i.e. and the some of axle housing, and prevent test specimen from producing rotation;
Described limit coupling arrangement of taking turns, by the base plate bottom surface of below and lathe bed plane positioning, by bolt-locking in lathe bed T-nut, for supporting the wheel hub frame cover of test specimen, and prevents from wheel hub frame cover from producing relative to spindle nose and semiaxis rotating;
Form moment of torsion by Formation of Axle Shaft Spline coupling arrangement, intermediate strutting device, the restricting relation that produces between wheel limit coupling arrangement three and test specimen, thus realize the quiet torsional test function to test.
Described Formation of Axle Shaft Spline coupling arrangement is Formation of Axle Shaft Spline connection transition disk, described Formation of Axle Shaft Spline connection transition disk is made up of splined dish, counter flange, stop screw, described splined dish adopts outer tetragonal body structure, coordinate with Tetragonal in described counter flange, by described stop screw restrictive axial vibration.
Described intermediate supports fixture group is made up of base plate, riser, split gusset, reinforcement and fastening bolt, and described base plate is fixed on equipment base by described fastening bolt, and described riser and described base plate and described Jia Qiang Zhu are welded together to form body.
Described wheel limit support fixture group to be made up of base plate, riser, middle gusset, reinforcement and fastening bolt, described base plate is located with bottom surface, fix with equipment base, described riser and described base plate and reinforcement weld together, described middle gusset is fastened on described riser, tightens together with test specimen.
Good effect of the present invention: by this test unit, control motionless component and the rotary state of test specimen semiaxis and hub reduction gear assembly, the quiet torsional test to hub reduction gear can be realized, edge position is quiet turns round intensity, for wheel limit bridge product development and quality improvement provide support to examine wheel limit bridge to take turns by this device.This device can be promoted the use of having the vehicle bridge factory of wheel limit bridge product.
Accompanying drawing explanation
Fig. 1 test unit connection layout of the present invention.
The front view that Fig. 2 (a) (b) is Formation of Axle Shaft Spline connection transition disk wiring layout of the present invention and left view.
The front view that Fig. 3 (a) (b) is intermediate supports tight figure and left view.
The front view that Fig. 4 (a) (b) is wheel limit support fixture assembling figure and left view.
(description of reference numerals)
1-equipment base, 2-equipment torque output, 3-Formation of Axle Shaft Spline connection transition disk 4-semiaxis and hub reduction gear assembly 5-intermediate supports fixture group 6-attachment bolt 7-wheel limit support fixture group 8-attachment bolt 9-splined dish 10-counter flange 11-stop screw 12-base plate 13-riser 14-split gusset 15-reinforcement, 16-base plate, 17-riser, 18-wheel limit gusset 19-reinforcement
Embodiment
Below with reference to accompanying drawing, technical solution of the present invention is further elaborated.
Patent of the present invention is on analysis wheel bridge hub reduction gear moment transfer mode basis, limit, is the test unit of hub reduction vehicle bridge design specially, realizes turning round intensity examination to hub reduction gear and the quiet of axle housing spindle nose position.
Fig. 1 test unit connection layout of the present invention.
As shown in Figure 1, patent of the present invention is made up of Formation of Axle Shaft Spline connection transition disk 3, intermediate supports fixture group 5, wheel limit support fixture group 7 three part, Formation of Axle Shaft Spline coupling arrangement, namely Formation of Axle Shaft Spline connection transition disk 3 is installed on the turning axle end face of equipment torque output 2, for connecting the semiaxis of semiaxis and hub reduction gear assembly 4 (test specimen), semiaxis being produced rotate, is the occurring source of moment of torsion.Semiaxis and hub reduction gear assembly test specimen 4 by axis of rotation and semiaxis and on location, wheelboss flange face, be installed among clamp body (namely the whole of apparatus of the present invention do not comprise test specimen), be connected by the rotary main shaft of test specimen Formation of Axle Shaft Spline and equipment, thus realize static torsion test.
Intermediate strutting device, namely intermediate supports fixture group 5 is by the base plate bottom surface of below and the upper plane positioning of equipment base 1, by the T-nut of bolt-locking on equipment base, for supporting the spindle nose of test specimen 4, the i.e. some of axle housing, and prevent test specimen from producing rotation.
Wheel limit coupling arrangement, by the base plate bottom surface of below and plane positioning on equipment base 4, by bolt-locking on equipment base 4T type nut, for supporting the wheel hub frame cover of test specimen, and prevents wheel hub frame cover from producing rotation relative to spindle nose and semiaxis.
Form moment of torsion by Formation of Axle Shaft Spline coupling arrangement, intermediate strutting device, the restricting relation that produces between wheel limit coupling arrangement three and test specimen, thus realize the quiet torsional test function to test.By the Combination application of this three part, realize equipment 2 and test specimen, i.e. the connection of semiaxis and hub reduction gear assembly 4, form torque, reach test objective.
The said equipment shank, namely equipment base 1 and equipment torque output 2 can be replaced or be replaced with other quiet torsional test equipment.
Normally device fabrication producer is according to user's request for quiet torsional test equipment, and the non-standard equipment that binding tests standard-required manufactures and designs, it is different that testing equipment and machine add production equipment, and institute thinks equipment for customizing.But in the industry, according to the testing requirements of automobile product, divide according to nominal torque, usual specification of equipment is 6 Wan Niu meter, 10 Wan Niu meter etc., can be used for the quiet torsional test of semiaxis and the quiet torsional test of axle assembly etc.
Quiet torsional test equipment mentioned herein, namely refers to this type of equipment with quiet torsional test function, turns round equipment as semiaxis is quiet, transmission shaft is quiet turns round equipment etc.That is, all have quiet torsional test function, and the quiet torsional test equipment that nominal torque is not less than 6 Wan Niu meter all can utilize apparatus of the present invention to carry out the quiet torsional test of hub reduction gear assembly.
The front view that Fig. 2 (a) and Fig. 2 (b) is Formation of Axle Shaft Spline connection transition disk wiring layout of the present invention and left view.
As shown in Figure 2, in patent of the present invention, Formation of Axle Shaft Spline connection transition disk is made up of splined dish 9, counter flange 10, stop screw 11, for realizing the connection of equipment and test specimen, splined dish 9 adopts outer tetragonal body structure, coordinate with Tetragonal in counter flange 10, by stop screw 11 restrictive axial vibration.Counter flange 10 and equipment are located and transmitting torque by flat key and bolt-connection.
The front view that Fig. 3 (a) and Fig. 3 (b) is intermediate supports tight figure and left view.
Second part-intermediate supports fixture group of patent of the present invention is made up of base plate 12, riser 13, split gusset 14, reinforcement 15 and corresponding fastening bolt.Base plate 12 is fixed on (see Fig. 1) on equipment base 1 by fastening bolt, and riser 13 is welded together to form the body of intermediate supports fixture group with base plate 12 and Jia Qiang Zhu 15, adopts bolt-connection between split gusset 14 and riser.Split gusset and test specimen (semiaxis and hub reduction gear assembly) 4 are connected to limit by the braking flange on test specimen and reverse, and rotate, thus realize quiet turning round for limiting test specimen.
Fig. 4 (a) and Fig. 4 (b) is front view and the left view of wheel limit support fixture assembling figure.
As shown in Figure 4, the 3rd part-wheel limit support fixture group of patent of the present invention is made up of base plate 16, riser 17, middle gusset 18, reinforcement 19 and corresponding fastening bolt.Base plate 16 is located with bottom surface, be bolted with equipment base, riser 17 welds together with base plate 16 and reinforcement 19, middle gusset 18 is fastened by bolts on riser 17, tightened together by the attachment bolt 8 of test specimen (semiaxis and hub reduction gear assembly) wheelboss flange, restriction test specimen rotates and forms quiet turning round.
According to device provided by the present invention and installation form, after installation, rotated by equipment motor driving apparatus main shaft, namely equipment torque output 2 rotates, and drives the semiaxis on test specimen to rotate by Formation of Axle Shaft Spline connection transition disk 3, under test unit interacts, form the static torsion test state that other end rotation is fixed in one end, produce turning moment, until any damage parts in test specimen assembly, realize the process of the test to test specimen 4.By judging the weak link of product to the analysis of disabling elements and trial curve.
Quiet torque value is transferred in computer monitor by the torque sensor on quiet torsional test equipment, can obtain.Quiet torsional test is the basic function of quiet torsional test equipment; after testpieces installation; by the man-machine interface of system software; select Rational Rotation Speed; click on-test button makes testing machine rotate, and system man-machine interface demonstrates the trial curve of test corner and torque, records test specimen from elastic deformation to plastic yield until the overall process of test specimen damage; after test failure, equipment auto stop.
Claims (4)
1. a hub reduction gear static torsion test device, it is characterized in that: comprise Formation of Axle Shaft Spline coupling arrangement, intermediate strutting device, wheel limit coupling arrangement, described Formation of Axle Shaft Spline coupling arrangement, intermediate strutting device, wheel limit coupling arrangement connect successively, Formation of Axle Shaft Spline coupling arrangement is installed on equipment torque output turning axle end face, for connecting the semiaxis on test specimen semiaxis and hub reduction gear assembly, semiaxis is produced rotate, thus driven wheel rim decelerating mechanism rotates, and is the occurring source of moment of torsion;
Described intermediate strutting device passes through base plate bottom surface and the equipment base plane positioning of below, by bolt-locking in equipment base T-nut, for supporting the spindle nose of test specimen, i.e. and the some of axle housing, and prevent test specimen from producing rotation;
Described limit coupling arrangement of taking turns, by the base plate bottom surface of below and lathe bed plane positioning, by bolt-locking in lathe bed T-nut, for supporting the wheel hub frame cover of test specimen, and prevents from wheel hub frame cover from producing relative to spindle nose and semiaxis rotating;
Form moment of torsion by Formation of Axle Shaft Spline coupling arrangement, intermediate strutting device, the restricting relation that produces between wheel limit coupling arrangement three and test specimen, thus realize the quiet torsional test function to test.
2. hub reduction gear static torsion test device according to claim 1, it is characterized in that: described Formation of Axle Shaft Spline coupling arrangement is Formation of Axle Shaft Spline connection transition disk, described Formation of Axle Shaft Spline connection transition disk is made up of splined dish, counter flange, stop screw, described splined dish adopts outer tetragonal body structure, coordinate with Tetragonal in described counter flange, by described stop screw restrictive axial vibration.
3. hub reduction gear static torsion test device according to claim 1, is characterized in that:
Described intermediate supports fixture group is made up of base plate, riser, split gusset, reinforcement and fastening bolt, and described base plate is fixed on equipment base by described fastening bolt, and described riser and described base plate and described Jia Qiang Zhu are welded together to form body.
4. hub reduction gear static torsion test device according to claim 1, is characterized in that:
Described wheel limit support fixture group to be made up of base plate, riser, middle gusset, reinforcement and fastening bolt, described base plate is located with bottom surface, fix with equipment base, described riser and described base plate and reinforcement weld together, described middle gusset is fastened on described riser, tightens together with test specimen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510788323.6A CN105300707A (en) | 2015-11-17 | 2015-11-17 | Static torsion test device of wheel edge speed reducer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510788323.6A CN105300707A (en) | 2015-11-17 | 2015-11-17 | Static torsion test device of wheel edge speed reducer |
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| Publication Number | Publication Date |
|---|---|
| CN105300707A true CN105300707A (en) | 2016-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510788323.6A Pending CN105300707A (en) | 2015-11-17 | 2015-11-17 | Static torsion test device of wheel edge speed reducer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111929058A (en) * | 2020-07-02 | 2020-11-13 | 中国第一汽车股份有限公司 | Static torsion test device and method for through bridge driving cylindrical gear shaft |
| CN113075056A (en) * | 2021-03-31 | 2021-07-06 | 安徽江淮汽车集团股份有限公司 | Static torsion strength test auxiliary device |
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| CN2767980Y (en) * | 2004-12-31 | 2006-03-29 | 东风汽车有限公司 | Torque measuring device for axle reducer assembly |
| CN201724813U (en) * | 2010-07-01 | 2011-01-26 | 奇瑞汽车股份有限公司 | Static torsional test bed for driving shaft |
| CN201909713U (en) * | 2010-11-08 | 2011-07-27 | 株洲齿轮有限责任公司 | Torsion load testing device for wheel reduction device |
| CN102323036A (en) * | 2011-08-31 | 2012-01-18 | 长城汽车股份有限公司 | Device for testing static torsional strength and vibration strength of transmission assembly |
| CN103852254A (en) * | 2012-12-07 | 2014-06-11 | 上汽通用五菱汽车股份有限公司 | Method for testing static torsion strength of automotive transmission system |
| CN203745200U (en) * | 2014-03-31 | 2014-07-30 | 重庆大学 | Transmission efficiency testing device for planet transmission decelerator |
| CN204679273U (en) * | 2015-06-09 | 2015-09-30 | 成都久和动力科技有限责任公司 | A kind of RV speed reduction unit is quiet/dynamic property pick-up unit |
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2015
- 2015-11-17 CN CN201510788323.6A patent/CN105300707A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2767980Y (en) * | 2004-12-31 | 2006-03-29 | 东风汽车有限公司 | Torque measuring device for axle reducer assembly |
| CN201724813U (en) * | 2010-07-01 | 2011-01-26 | 奇瑞汽车股份有限公司 | Static torsional test bed for driving shaft |
| CN201909713U (en) * | 2010-11-08 | 2011-07-27 | 株洲齿轮有限责任公司 | Torsion load testing device for wheel reduction device |
| CN102323036A (en) * | 2011-08-31 | 2012-01-18 | 长城汽车股份有限公司 | Device for testing static torsional strength and vibration strength of transmission assembly |
| CN103852254A (en) * | 2012-12-07 | 2014-06-11 | 上汽通用五菱汽车股份有限公司 | Method for testing static torsion strength of automotive transmission system |
| CN203745200U (en) * | 2014-03-31 | 2014-07-30 | 重庆大学 | Transmission efficiency testing device for planet transmission decelerator |
| CN204679273U (en) * | 2015-06-09 | 2015-09-30 | 成都久和动力科技有限责任公司 | A kind of RV speed reduction unit is quiet/dynamic property pick-up unit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111929058A (en) * | 2020-07-02 | 2020-11-13 | 中国第一汽车股份有限公司 | Static torsion test device and method for through bridge driving cylindrical gear shaft |
| CN111929058B (en) * | 2020-07-02 | 2022-07-22 | 中国第一汽车股份有限公司 | Static torsion test device and method for through bridge driving cylindrical gear shaft |
| CN113075056A (en) * | 2021-03-31 | 2021-07-06 | 安徽江淮汽车集团股份有限公司 | Static torsion strength test auxiliary device |
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Application publication date: 20160203 |
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