CN203824729U - Impact property test bench for vehicle transmission shaft - Google Patents
Impact property test bench for vehicle transmission shaft Download PDFInfo
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- CN203824729U CN203824729U CN201420187879.0U CN201420187879U CN203824729U CN 203824729 U CN203824729 U CN 203824729U CN 201420187879 U CN201420187879 U CN 201420187879U CN 203824729 U CN203824729 U CN 203824729U
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- transmission shaft
- base
- hammer
- crossbeam
- impact
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Abstract
The utility model provides an impact property test bench for a vehicle transmission shaft, and relates to the technical field of vehicle transmission shaft performance detection. The impact property test bench is formed by a base, a transmission shaft rigid fixing pedestal, a transmission shaft flexible fixing pedestal, a drop hammer motion guiding lifting device, a secondary impact prevention device, an electrical system, and a computer control system. The transmission shaft rigid fixing pedestal, the transmission shaft flexible fixing pedestal, and the drop hammer motion guiding lifting device are disposed on the base. The impact property test bench for a vehicle transmission shaft realizes full automatic tests for vehicle transmission shaft impact resistance, and is an electromechanical integrated and highly automatic. The impact property test bench enables to test impact resistance of the transmission shaft by applying an impulsive torque on the vehicle transmission shaft, the impulsive torque being converted and transmitted after a long shaft connected with the vehicle transmission shaft is affected by an impact force.
Description
Technical field
The utility model relates to truck drive shaft Performance Detection technical field, is specifically related to a kind of truck drive shaft impact property testing table.
Background technology
Truck drive shaft impact property testing equipment is a kind of important testing equipment in auto manufacturing, and like product automaticity is very low in the market, and process of the test needs artificial participation, and inconvenient operation, need to expend more human and material resources and financial resources.
Utility model content
The purpose of this utility model is the defect existing for prior art, a kind of truck drive shaft impact property testing table is proposed, this testing table can be realized the full-automatic testing to truck drive shaft impact resistance, integrating mechanical, electrical, soft increasingly automated realization applies one to truck drive shaft and is hit and is transformed the impulsive torque of transmitting, the impact-resistant performance of test transmission shaft after power by coupled major axis.
Technical problem to be solved in the utility model realizes by the following technical solutions:
A kind of truck drive shaft impact property testing table, it is characterized in that: rigidly fix the flexible fixed base of pedestal, transmission shaft, the motion guide lifting gear that drops hammer, anti-secondary pulse device, electrical system and computer control system by base, transmission shaft and form, described transmission shaft rigidly fixes pedestal, the flexible fixed base of transmission shaft, the motion guide lifting gear that drops hammer and is all arranged on base;
The described motion guide lifting gear that drops hammer comprises the portal frame being made up of two columns and the crossbeam that is fixed on column top, portal frame is fixedly mounted on base, described crossbeam upper end is fixedly installed electric block, described portal frame inner side longitudinally arranges two guide rods, the two ends up and down of two guide rods by locating sleeve respectively with crossbeam, base is fixedly connected with, on two guide rods, be provided with Dong Liang mechanism and the mechanism of dropping hammer, described Dong Liang mechanism upper end is connected with electric block by cable wire, described Dong Liang mechanism comprises moving beam, moving beam two ends are fixedly connected with two moving beam guide pin bushings that are enclosed within on guide rod, on described moving beam, be also provided with the snap close by the cylinder control of triping, two magnechucks, the described mechanism of dropping hammer comprises the crossbeam that drops hammer, the crossbeam two ends of dropping hammer are fixedly connected with the guide pin bushing that drops hammer being enclosed within on guide rod, the guide pin bushing lower end of dropping hammer is provided with block, described in drop hammer on crossbeam and be also provided with impact head and balancing weight, described Dong Liang mechanism is connected by snap close and magnechuck between mechanism with dropping hammer,
Described anti-secondary pulse device arranges two altogether, two anti-secondary pulse devices are separately positioned on the column of portal frame both sides, described anti-secondary pulse device comprises the pressing plate that is fixed on column one side, and be fixed on upper cover plate and the lower cover of column opposite side, between described upper cover plate and lower cover, lock dog is set, on described lock dog, upper cover plate and lower cover, be provided with the through hole that block can pass through, described lock dog one end connects cylinder by linkage assembly.
The utility model also can have further optimal technical scheme:
The flexible fixed base of described transmission shaft is fixedly mounted on base, described transmission shaft rigidly fixes pedestal and is arranged on the guide rail on base, pass through gear, rack drives by reducing motor, described transmission shaft rigidly fixes between pedestal and the flexible fixed base of transmission shaft transmission shaft is installed, the flexible fixed base of transmission shaft is used for flexible fixing major axis, and the major axis torsion that primary drying hits generation that is hit is all delivered on transmission shaft.
Described transmission shaft rigidly fixes pedestal and the flexible fixed base of transmission shaft is fixed major axis and transmission shaft by fixture respectively.
This testing table has two kinds of fixtures: a kind of is for the drop hammer impact head of mechanism of clamping; One is that transmission shaft one end is rigidly fixed, and the major axis of the transmission shaft other end and a test use connects.The size of fixture is relevant to the exemplar of test, has specificity.
Described transmission shaft rigidly fixes pedestal and is arranged on the guide rail on base, pass through gear, rack drives by reducing motor, wherein reducing motor is stepper motor, gear and tooth bar form gear pair, drive transmission shaft to rigidly fix pedestal by stepper motor by gear pair, form the level(l)ing device with Level tune function, be hit and tested at major axis, receive after the parameter instruction of transmission shaft torsional deflection, level(l)ing device starts Level tune automatically, and major axis is adjusted into horizontality.In process of the test, major axis is subject to drop impact generation moment of torsion and passes to transmission shaft, makes transmission shaft produce torsional deflection.In the time that transmission shaft impacts again, the last torsional deflection amount producing of impacting can not hand on, therefore, in transmission shaft impacts again, with the major axis that transmission shaft is connected by the flexible fixed base of transmission shaft must be in horizontality, be arranged on the angular transducer on the flexible fixed base of transmission shaft, will record torsional deflection numerical value as calculated machine control system send to level(l)ing device with instruction mode, level(l)ing device will make transmission shaft adjust to horizontality.
Rigidly fix in pedestal and to also have an air clutch device at transmission shaft, this device is to coordinate level(l)ing device complete the action of major axis Level tune and and participate in whole process of the test.
Air clutch device is to be in attracting state in the time of falling weight impact test, keeps transmission shaft one end to rigidly fix in test impact process always.Major axis is because transmission shaft distortion is downward-sloping after impact, and now, the level(l)ing device of stepper motor, gear pair composition need to be adjusted to horizontality by major axis, and next impulse test could start, and at this moment air clutch device must be in released state.
Rigidly fix the fixing as the term suggests be rigidity of end.
The beneficial effects of the utility model are:
The utility model provides a kind of truck drive shaft impact property testing table, realize the full-automatic testing to truck drive shaft impact resistance, integrating mechanical, electrical increasingly automated realization applies one to truck drive shaft and is hit and is transformed the impulsive torque of transmitting, the impact-resistant performance of test transmission shaft after power by coupled major axis.
1. the whole process of test is to be monitored down automatically and completed by computer system.
2. install the transmission shaft of transmission shaft rigidly fix pedestal one end by motor lead screw transmission can length adjustment to adapt to transmission shaft different in size.
3. experimental data is by multiple sensors high precision collecting.
4. there is safety guide rail the mechanism both sides of dropping hammer, and are in electrical design the security that takes into full account personnel and equipment.
5. meet national automobile industry standard: QCT523-1999 " vehicle driving shaft assembly Bench test methods " completely.
Brief description of the drawings
Fig. 1 is front view of the present utility model;
Fig. 2 is vertical view of the present utility model;
Fig. 3 is the vertical view of anti-secondary pulse device;
Fig. 4 is the side view of anti-secondary pulse device;
Fig. 5 is the structural representation of Dong Liang mechanism and the mechanism of dropping hammer.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with specific embodiments and the drawings, further set forth the utility model, but following embodiment is only preferred embodiment of the present utility model, not all.Based on the embodiment in embodiment, those skilled in the art are other embodiment that obtains under the prerequisite of not making creative work, all belongs to the protection domain of this patent.
As Figure 1-5,
Testing table rigidly fixes pedestal 4, the flexible fixed base 3 of transmission shaft and the motion guide lifting gear 2 that drops hammer, anti-secondary pulse device 5, electrical system, the compositions such as computer control system by base 1, transmission shaft.
The motion guide lifting gear 2 that drops hammer comprises the portal frame being made up of two columns 23 and the crossbeam 22 that is fixed on column 23 tops, portal frame is fixedly mounted on base 1, crossbeam 22 upper ends are fixedly installed electric block 21, portal frame inner side longitudinally arranges two guide rods 24, the two ends up and down of two guide rods 24 by locating sleeve 27 respectively with crossbeam 22, base 1 is fixedly connected with, on two guide rods 24, be provided with Dong Liang mechanism 25 and the mechanism 26 of dropping hammer, Dong Liang mechanism 25 upper ends are connected with electric block 21 by cable wire 28, Dong Liang mechanism 25 comprises moving beam 253, moving beam 253 two ends are fixedly connected with two moving beam guide pin bushings 251 that are enclosed within on guide rod 24, on moving beam 253, be also provided with the snap close 254 of being controlled by the cylinder 255 of triping, two magnechucks 252, the mechanism 26 of dropping hammer comprises the crossbeam 262 that drops hammer, crossbeam 262 two ends of dropping hammer are fixedly connected with the guide pin bushing 261 that drops hammer being enclosed within on guide rod 24, guide pin bushing 261 lower ends of dropping hammer are provided with block 264, drop hammer on crossbeam 262 and be also provided with impact head 263 and balancing weight (not shown), Dong Liang mechanism 25 is connected by snap close 254 and magnechuck 252 between mechanism 26 with dropping hammer,
Anti-secondary pulse device 5 arranges two altogether, two anti-secondary pulse devices are separately positioned on the column 23 of portal frame both sides, anti-secondary pulse device 5 comprises the pressing plate 51 that is fixed on column 23 1 sides, and be fixed on upper cover plate 52 and the lower cover 55 of column 23 opposite sides, between upper cover plate 52 and lower cover 55, lock dog 53 is set, on lock dog 53, upper cover plate 52 and lower cover 55, be provided with the through hole that block 27 can pass through, lock dog 53 one end connect cylinder 54 by linkage assembly 56.
The flexible fixed base 3 of transmission shaft is fixedly mounted on base 1, transmission shaft rigidly fixes pedestal 4 and is arranged on the guide rail 41 on base 1, transmission shaft rigidly fixes pedestal 4 and passes through gear, rack drives by reducing motor, transmission shaft rigidly fixes between pedestal 4 and the flexible fixed base 3 of transmission shaft transmission shaft 7 is installed, the flexible fixed base 4 of transmission shaft is used for flexible fixing major axis 6, and major axis 6 torsion that primary drying hits generation that is hit is all delivered on transmission shaft 7.
The mechanism 26 of dropping hammer controls drop point precision by two guide rods 24, by electric block 21 by cable wire 28 by Dong Liang mechanism 25 and the mechanism 26 of dropping hammer, rise to after the height of testing requirements, 252 power-off of computer control system instruction magnechuck, the cylinder 255 of triping is triped snap close 254, mechanism's 26 free-fallings of dropping hammer, clash into major axis 6, and impact energy passes to transmission shaft 7 by major axis 6.Again descend drop impact major axis 6 for preventing from dropping hammer after mechanism 26 rebounds, improve transmission shaft 7 impulse test accuracy, the mechanism 26 of dropping hammer of anti-secondary pulse device 5 bounce-back of work blocking-up in time under control element effect impacts major axis 6 again, completes one-shot test action.
More than show and described ultimate principle of the present utility model, principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what in above-described embodiment and instructions, describe is only preference of the present utility model; be not used for limiting the utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. a truck drive shaft impact property testing table, it is characterized in that: rigidly fix the flexible fixed base of pedestal, transmission shaft, the motion guide lifting gear that drops hammer, anti-secondary pulse device, electrical system and computer control system by base, transmission shaft and form, described transmission shaft rigidly fixes pedestal, the flexible fixed base of transmission shaft, the motion guide lifting gear that drops hammer and is all arranged on base;
The described motion guide lifting gear that drops hammer comprises the portal frame being made up of two columns and the crossbeam that is fixed on column top, portal frame is fixedly mounted on base, described crossbeam upper end is fixedly installed electric block, described portal frame inner side longitudinally arranges two guide rods, the two ends up and down of two guide rods by locating sleeve respectively with crossbeam, base is fixedly connected with, on two guide rods, be provided with Dong Liang mechanism and the mechanism of dropping hammer, described Dong Liang mechanism upper end is connected with electric block by cable wire, described Dong Liang mechanism comprises moving beam, moving beam two ends are fixedly connected with two moving beam guide pin bushings that are enclosed within on guide rod, on described moving beam, be also provided with the snap close by the cylinder control of triping, two magnechucks, the described mechanism of dropping hammer comprises the crossbeam that drops hammer, the crossbeam two ends of dropping hammer are fixedly connected with the guide pin bushing that drops hammer being enclosed within on guide rod, the guide pin bushing lower end of dropping hammer is provided with block, described in drop hammer on crossbeam and be also provided with impact head and balancing weight, described Dong Liang mechanism is connected by snap close and magnechuck between mechanism with dropping hammer,
Described anti-secondary pulse device arranges two altogether, two anti-secondary pulse devices are separately positioned on the column of portal frame both sides, described anti-secondary pulse device comprises the pressing plate that is fixed on column one side, and be fixed on upper cover plate and the lower cover of column opposite side, between described upper cover plate and lower cover, lock dog is set, on described lock dog, upper cover plate and lower cover, be provided with the through hole that block can pass through, described lock dog one end connects cylinder by linkage assembly.
2. truck drive shaft impact property testing table according to claim 1, it is characterized in that: the flexible fixed base of described transmission shaft is fixedly mounted on base, described transmission shaft rigidly fixes pedestal and is arranged on the guide rail on base, pass through gear, rack drives by reducing motor, described transmission shaft rigidly fixes between pedestal and the flexible fixed base of transmission shaft transmission shaft is installed, the flexible fixed base of transmission shaft is used for flexible fixing major axis, and the major axis torsion that primary drying hits generation that is hit is all delivered on transmission shaft.
3. truck drive shaft impact property testing table according to claim 1, is characterized in that: described transmission shaft rigidly fixes pedestal and the flexible fixed base of transmission shaft is fixed major axis and transmission shaft by fixture respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420187879.0U CN203824729U (en) | 2014-04-17 | 2014-04-17 | Impact property test bench for vehicle transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420187879.0U CN203824729U (en) | 2014-04-17 | 2014-04-17 | Impact property test bench for vehicle transmission shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203824729U true CN203824729U (en) | 2014-09-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420187879.0U Expired - Fee Related CN203824729U (en) | 2014-04-17 | 2014-04-17 | Impact property test bench for vehicle transmission shaft |
Country Status (1)
| Country | Link |
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| CN (1) | CN203824729U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103926045A (en) * | 2014-04-17 | 2014-07-16 | 合肥安达数控技术有限责任公司 | Automobile transmission shaft impact performance test rig |
| CN104316284A (en) * | 2014-10-24 | 2015-01-28 | 苏州世力源科技有限公司 | Method and device for prolonging use life of impact hammer |
| CN104316313A (en) * | 2014-11-18 | 2015-01-28 | 上海大众汽车有限公司 | Gearbox shell test device |
| CN104833472A (en) * | 2015-05-06 | 2015-08-12 | 清华大学苏州汽车研究院（相城） | Automotive crash test dummy rib calibration device |
-
2014
- 2014-04-17 CN CN201420187879.0U patent/CN203824729U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103926045A (en) * | 2014-04-17 | 2014-07-16 | 合肥安达数控技术有限责任公司 | Automobile transmission shaft impact performance test rig |
| CN104316284A (en) * | 2014-10-24 | 2015-01-28 | 苏州世力源科技有限公司 | Method and device for prolonging use life of impact hammer |
| CN104316313A (en) * | 2014-11-18 | 2015-01-28 | 上海大众汽车有限公司 | Gearbox shell test device |
| CN104316313B (en) * | 2014-11-18 | 2016-09-21 | 上汽大众汽车有限公司 | Gear box casing assay device |
| CN104833472A (en) * | 2015-05-06 | 2015-08-12 | 清华大学苏州汽车研究院（相城） | Automotive crash test dummy rib calibration device |
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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: 20140910 Termination date: 20150417 |
|
| EXPY | Termination of patent right or utility model |