CN203719915U - Medium-axle transfer case assembly bench fatigue life test device - Google Patents
Medium-axle transfer case assembly bench fatigue life test device Download PDFInfo
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- CN203719915U CN203719915U CN201420045723.9U CN201420045723U CN203719915U CN 203719915 U CN203719915 U CN 203719915U CN 201420045723 U CN201420045723 U CN 201420045723U CN 203719915 U CN203719915 U CN 203719915U
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- China
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- transfer case
- case assembly
- jackshaft
- axle
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Abstract
The utility model relates to a medium-axle transfer case assembly bench fatigue life test device, which is characterized in that: a driving motor is connected with an input end of a medium-axle transfer case assembly through a transmission shaft, a medium-axle transfer case assembly angle adjusting deice and a medium-axle transfer case assembly specialized fixing device are fixedly connected and then connected with both sides of the medium-axle transfer case assembly, the medium-axle transfer case assembly is fixedly connected on a fixing frame through the medium-axle transfer case assembly specialized fixing device, a left side output end of the medium-axle transfer case assembly is connected with a loading motor at the left side of a transfer case through the transmission shaft, two sides of a rear test-assistant axle are provided with a rear test-assistant axle specialized fixing device, the rear test-assistant axle is fixedly connected on a fixing frame through the rear test-assistant axle specialized fixing device, a front axle output end of the medium-axle transfer case assembly is connected with a front test-assistant axle through the transmission shaft, two sides of a front test-assistant axle are provided with a front test-assistant axle specialized fixing device, and the front test-assistant axle is fixedly connected on a fixing frame through the front test-assistant axle specialized fixing device. The medium-axle transfer case assembly bench fatigue life test device can carry out medium-axle transfer case assembly bench fatigue life tests, and truly assesses the service life of products with the shortest time.
Description
Technical field
The utility model relates to a kind of jackshaft transfer case assembly bench test device fatigue lifetime, belongs to automobile test field.
Background technology
Jackshaft transfer case assembly is the critical component of all-wheel drive vehicles kinematic train, its fatigue life test is most important to Vehicle Driving Cycle reliability, quality control procedure after putting into serial production with product before real vehicle service test is carried out in formal entrucking, all needs to carry out relevant stand fail-test.Because jackshaft transfer case assembly is the special construction of 1 input, 4 outputs, completely different from traditional drive axle and transfer gear, pass through technical investigation and look in detail newly, there is no at home at present the test unit for the jackshaft transfer case assembly fatigue life test of this structure.
In order to examine the reliability of product, must carry out bench test fatigue lifetime to this product.We are by investigation, and discovery can utilize domestic only part resource, by the reasonable combination stand fatigue life test that also design is logical, special purpose device is realized this jackshaft transfer gear.Through reality, use, prove that this scheme is practical.
Summary of the invention
The purpose of this utility model is to provide a kind of jackshaft transfer case assembly bench test device fatigue lifetime, it can carry out the test of fatigue lifetime of jackshaft transfer case assembly stand, with the shortest time, examined really the life-span of product, and make this device be equally applicable to all jackshaft transfer gear products of homogeneous structure by logical, special fixing device, reduced product development cost, expand the usable range of equipment, promoted test capability simultaneously.
The technical solution of the utility model is achieved in that jackshaft transfer case assembly bench test device fatigue lifetime, it is characterized in that: drive motor is connected with jackshaft transfer case assembly input end by transmission shaft, jackshaft transfer case assembly angular adjustment apparatus is fixedly connected with afterwards and is connected with jackshaft transfer case assembly both sides with jackshaft transfer case assembly special fixing device, jackshaft transfer case assembly is fixedly connected on fixed mount by jackshaft transfer case assembly special fixing device, jackshaft transfer case assembly left side output terminal is connected with transfer gear left side loading motor loading motor by transmission shaft, jackshaft transfer case assembly right side output terminal is connected with transfer gear right side loading motor by transmission shaft, the back axle output terminal of jackshaft transfer case assembly by transmission shaft with after accompany examination bridging connect, after accompany examination bridge both sides to accompany examination bridge special fixing device after having, after accompany examination bridge by after accompany examination bridge special fixing device to be fixedly connected on fixed mount, after accompany examination bridge left side output terminal by transmission shaft with after accompany examination bridge on the left of loading motor be connected, after accompany examination bridge right side unsettled by after accompany examination bridge differential lock locking, the propons output terminal of jackshaft transfer case assembly by transmission shaft and before accompany examination bridging connect, before accompany examination bridge both sides to accompany examination bridge special fixing device before having, before accompany examination bridge by front accompanying examination bridge special fixing device to be fixedly connected on fixed mount, before accompany examination bridge right side output terminal by transmission shaft, try bridge loading motor and be connected with front accompanying, before accompany examination bridge left side unsettled by front accompanying examination bridge differential lock locking.
On described fixed mount, left and right has the double connecting hole of vertical arrangement, and the spacing between double connecting hole is identical.
In the middle of described jackshaft transfer case assembly angular adjustment apparatus, have the connecting hole of symmetrical arc shooting, jackshaft transfer case assembly angular adjustment apparatus both sides have the transfer gear connecting hole of vertical arrangement, and jackshaft transfer case assembly angular adjustment apparatus adds bolt by transfer gear connecting hole and is fixedly connected with jackshaft transfer case assembly.
Good effect of the present utility model is that it can carry out the test of fatigue lifetime of jackshaft transfer case assembly stand, with the shortest time, examined really the life-span of product, and make this device be equally applicable to all jackshaft transfer gear products of homogeneous structure by logical, special fixing device, reduced product development cost, expand the usable range of equipment, promoted test capability simultaneously.
Accompanying drawing explanation
Fig. 1 is general arrangement structural drawing of the present utility model.
Fig. 2 is fixed rack structure figure of the present utility model.
Fig. 3 is jackshaft transfer case assembly angular adjustment apparatus structural drawing of the present utility model.
Fig. 4 is jackshaft transfer case assembly special fixing device structural drawing of the present utility model.
Fig. 5 accompanies examination bridge special fixing device structural drawing before of the present utility model.
Fig. 6 accompanies examination bridge special fixing device structural drawing after of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail: as shown in Figure 1, jackshaft transfer case assembly bench test device fatigue lifetime, it is characterized in that: drive motor 1 is connected with jackshaft transfer case assembly 6 input ends by transmission shaft, jackshaft transfer case assembly angular adjustment apparatus 7 is fixedly connected with afterwards and is connected with jackshaft transfer case assembly 6 both sides with jackshaft transfer case assembly special fixing device 8, jackshaft transfer case assembly 6 is fixedly connected on fixed mount 3 by jackshaft transfer case assembly special fixing device 8, jackshaft transfer case assembly 6 left side output terminals are connected with transfer gear left side loading motor loading motor 2 by transmission shaft, jackshaft transfer case assembly 6 right side output terminals are connected with transfer gear right side loading motor 11 by transmission shaft, the back axle output terminal of jackshaft transfer case assembly 6 by transmission shaft with after accompany examination bridge 9 be connected, after accompany examination bridge 9 both sides to accompany examination bridge special fixing device 10 after having, after accompany examination bridge 9 by after accompany examination bridge special fixing device 10 to be fixedly connected on fixed mount 3, after accompany examination bridge 9 left side output terminals by transmission shaft with after accompany examination bridge on the left of loading motor 12 be connected, after accompany examination bridge 9 right sides unsettled by after accompany examination bridge differential lock locking, the propons output terminal of jackshaft transfer case assembly 6 is connected with front accompanying examination bridge 5 by transmission shaft, before accompany examination bridge 5 both sides to accompany examination bridge special fixing device 4 before having, before accompany examination bridge 5 by front accompanying examination bridge special fixing device 4 to be fixedly connected on fixed mount 3, before accompany examination bridge 5 right side output terminal by transmission shaft, try bridge loading motor 13 and be connected with front accompanying, before accompany examination bridge 5 left sides unsettled by front accompanying examination bridge differential lock locking.
As shown in Figure 2, on described fixed mount 3, left and right has the double connecting hole 14 of vertical arrangement, and the spacing between double connecting hole 14 is identical.
As shown in Figure 3, in the middle of described jackshaft transfer case assembly angular adjustment apparatus 7, have the connecting hole 15 of symmetrical arc shooting, jackshaft transfer case assembly angular adjustment apparatus 7 both sides have the transfer gear connecting hole 16 of vertical arrangement, and jackshaft transfer case assembly angular adjustment apparatus 7 adds bolt by transfer gear connecting hole 16 and is fixedly connected with jackshaft transfer case assembly 6.
Due to sample input shaft and output shaft compact, can not directly be connected with all motors, we have designed special process combination device, and adopt the forward and backward bridge of real vehicle as commutation and accompany electricity testing device, realized being connected of sample and each motor, finally made the jackshaft transfer case assembly fatigue life test be completed smoothly.
As shown in Figure 1, jackshaft transfer case assembly bench test device fatigue lifetime, drive motor 1 is connected with jackshaft transfer case assembly 6 input ends via transmission shaft, realizes the driving function of this test unit, for fatigue life test provides required power input; As shown in Figure 2,3, 4, jackshaft transfer case assembly 6 is assembled by fixed mount 3 and jackshaft transfer case assembly angular adjustment apparatus 7,8 combinations of jackshaft transfer case assembly special fixing device, make it fixed form consistent with real vehicle with force-bearing situation, as shown in Figure 2, the double connecting hole 14 that has vertical arrangement on fixed mount 3, the spacing in each hole is identical, can adjust arbitrarily height to guarantee that the centering of whole parts reaches real vehicle requirement according to actual needs with the jackshaft transfer case assembly special fixing device 8 of its combination.As shown in Figure 3, in the middle of jackshaft transfer case assembly angular adjustment apparatus 7, have the connecting hole 15 of symmetrical arc shooting, guarantee that jackshaft transfer case assembly reaches the function of different setting angles and simulation different gradient.
Jackshaft transfer case assembly 6 left side output terminals are connected with transfer gear left side loading motor loading motor 2 via transmission shaft, and right side output terminal is connected with transfer gear right side loading motor 11 via transmission shaft.Both sides motor guarantees that the load of left and right output terminal meets testing requirements.Jackshaft transfer case assembly 6 to back axle output terminal via transmission shaft with after accompany examination bridge 9 be connected, as shown in Figure 2,6, after accompany examination bridge 9 by fixed mount 3 and after accompany the 10 combination assemblings of examination bridge special fixing device, its one end by transmission shaft with after accompany examination bridge left side loading motor 12 to be connected, the other end is unsettled, during test, after inciting somebody to action, accompany examination bridge differential lock locking that both sides output is consistent.Jackshaft transfer case assembly 6 to propons output terminal is connected with front accompanying examination bridge 5 via transmission shaft, as shown in Fig. 2,5, before accompany examination bridge 5 by fixed mount and before accompany the 4 combination assemblings of examination bridge special fixing device, its one end is connected with front accompanying examination bridge loading motor 13 by transmission shaft, the other end is unsettled, during test, will front accompany examination bridge differential lock locking that both sides output is consistent.From integral body, see that whole logical, special fixing device simulated the function of car load vehicle frame, make jackshaft transfer case assembly bench test environment and real use state in full accord.
This test unit is for the special construction of 1 input of this transfer gear, 4 outputs, and the good jackshaft transfer case assembly stand fatigue life test that completed, still belongs to the first at home.In addition, by the device layout of this device, lubricating system and TT&C system are adjusted, can also realize the back axle transfer case assembly fatigue life test of 1 input, 3 outputs, the transfer gear series product development of special construction is shortened the cycle, reduces costs and have very large meaning.
Claims (3)
1. jackshaft transfer case assembly bench test device fatigue lifetime, it is characterized in that: drive motor is connected with jackshaft transfer case assembly input end by transmission shaft, jackshaft transfer case assembly angular adjustment apparatus is fixedly connected with afterwards and is connected with jackshaft transfer case assembly both sides with jackshaft transfer case assembly special fixing device, jackshaft transfer case assembly is fixedly connected on fixed mount by jackshaft transfer case assembly special fixing device, jackshaft transfer case assembly left side output terminal is connected with transfer gear left side loading motor loading motor by transmission shaft, jackshaft transfer case assembly right side output terminal is connected with transfer gear right side loading motor by transmission shaft, the back axle output terminal of jackshaft transfer case assembly by transmission shaft with after accompany examination bridging connect, after accompany examination bridge both sides to accompany examination bridge special fixing device after having, after accompany examination bridge by after accompany examination bridge special fixing device to be fixedly connected on fixed mount, after accompany examination bridge left side output terminal by transmission shaft with after accompany examination bridge on the left of loading motor be connected, after accompany examination bridge right side unsettled by after accompany examination bridge differential lock locking, the propons output terminal of jackshaft transfer case assembly by transmission shaft and before accompany examination bridging connect, before accompany examination bridge both sides to accompany examination bridge special fixing device before having, before accompany examination bridge by front accompanying examination bridge special fixing device to be fixedly connected on fixed mount, before accompany examination bridge right side output terminal by transmission shaft, try bridge loading motor and be connected with front accompanying, before accompany examination bridge left side unsettled by front accompanying examination bridge differential lock locking.
2. according to jackshaft transfer case assembly bench test device fatigue lifetime described in claim 1, on the fixed mount described in it is characterized in that, left and right has the double connecting hole of vertical arrangement, and the spacing between double connecting hole is identical.
3. according to jackshaft transfer case assembly bench test device fatigue lifetime described in claim 1, it is characterized in that the middle connecting hole that has symmetrical arc shooting of described jackshaft transfer case assembly angular adjustment apparatus, jackshaft transfer case assembly angular adjustment apparatus both sides have the transfer gear connecting hole of vertical arrangement, and jackshaft transfer case assembly angular adjustment apparatus adds bolt by transfer gear connecting hole and is fixedly connected with jackshaft transfer case assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420045723.9U CN203719915U (en) | 2014-01-24 | 2014-01-24 | Medium-axle transfer case assembly bench fatigue life test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420045723.9U CN203719915U (en) | 2014-01-24 | 2014-01-24 | Medium-axle transfer case assembly bench fatigue life test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203719915U true CN203719915U (en) | 2014-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420045723.9U Expired - Fee Related CN203719915U (en) | 2014-01-24 | 2014-01-24 | Medium-axle transfer case assembly bench fatigue life test device |
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| CN (1) | CN203719915U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105547693A (en) * | 2015-12-29 | 2016-05-04 | 安徽农业大学 | Four-wheel driven automobile transfer case loading detection testboard |
| CN106568601A (en) * | 2016-06-01 | 2017-04-19 | 襄阳达安汽车检测中心 | Middle axle testbed |
| CN106596120A (en) * | 2016-06-01 | 2017-04-26 | 襄阳达安汽车检测中心 | Automobile double-drive-axle tester |
-
2014
- 2014-01-24 CN CN201420045723.9U patent/CN203719915U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105547693A (en) * | 2015-12-29 | 2016-05-04 | 安徽农业大学 | Four-wheel driven automobile transfer case loading detection testboard |
| CN105547693B (en) * | 2015-12-29 | 2018-01-02 | 安徽农业大学 | A kind of 4 wheel driven transfer case of automobile loads Detecting data |
| CN106568601A (en) * | 2016-06-01 | 2017-04-19 | 襄阳达安汽车检测中心 | Middle axle testbed |
| CN106596120A (en) * | 2016-06-01 | 2017-04-26 | 襄阳达安汽车检测中心 | Automobile double-drive-axle tester |
| CN106596120B (en) * | 2016-06-01 | 2019-04-05 | 襄阳达安汽车检测中心 | A kind of automobile tandem axle experimental rig |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20200124 |