CN109870303A - Adjustable speed-changing case simulates fatigue test board - Google Patents
Adjustable speed-changing case simulates fatigue test board Download PDFInfo
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- CN109870303A CN109870303A CN201910287238.XA CN201910287238A CN109870303A CN 109870303 A CN109870303 A CN 109870303A CN 201910287238 A CN201910287238 A CN 201910287238A CN 109870303 A CN109870303 A CN 109870303A
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- bottom plate
- fatigue test
- test board
- adjustable speed
- gearbox
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- 238000009661 fatigue test Methods 0.000 title claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 230000013011 mating Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 6
- 238000012360 testing method Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000004088 simulation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The present invention relates to a kind of adjustable speed-changing casees to simulate fatigue test board, comprising: headstock, headstock are equipped with drive rod；Bottom plate, bottom plate include the first bottom plate and the second bottom plate, and the first bottom plate is equipped with guide protrusions, and the second bottom plate is equipped with the guide groove matched with guide protrusions；Drive rod is connected with the first bottom plate；Mounting plate, mounting plate is equipped with right angle sliding slot and driving motor, driving motor lower end is equipped with coordinating block, coordinating block is matched with right angle sliding slot, driving motor side is equipped with connecting shaft, and connecting shaft is equipped with gearbox far from driving motor side, and connecting shaft is connected with gearbox, gearbox is equipped with load control cabinet far from driving motor side, is equipped with transmission shaft between gearbox and load control cabinet.Beneficial effect is: testing stand is adapted to coaxial and out-of-alignment situation, can also simulate different road conditions, the data that fatigue test obtains can be more acurrate.
Description
Technical field
The present invention relates to gearbox performance test stand technical fields, simulate fatigue examination more particularly to a kind of adjustable speed-changing case
Test platform.
Background technique
With the development of society, the selection mode of people's trip also becomes more and more, it now is possible to select subway, public transport
Or motor, but people still most have a preference for automobile, because automotive interior has four or six even more seats, are suitble to
Household's trip or working use, and certainly, most automotive interior be unable to do without gearbox, and gearbox connects bar, is mainly used for
Adjust the speed of automobile.
Because gearbox cost is relatively high, it is bound to carry out performance simulation test to trial target before raw manufacturer's production,
Determine each performance of gearbox, main is gearbox fatigue strength.The fatigue test board of present gearbox can only be surveyed together
The performance of the gearbox of axis, but testing stand can only be made again again again if encountering out-of-alignment；In addition, testing stand is only
Can gearbox under simulated experiment state performance, and cannot be live or be simulated close to fact, the data measured in this way
There can be deviation, so, if obtaining more accurate data to staff has very big necessity close to the simulation of reality.
Summary of the invention
Based on this, it is necessary to which for the problem that testing stand measurement data is not objective, there are deviations, provide a kind of more practical
Adjustable speed-changing case simulate fatigue test board.
A kind of adjustable speed-changing case simulation fatigue test board, comprising:
Headstock, the headstock are equipped with drive rod；
Bottom plate, the bottom plate include the first bottom plate and the second bottom plate, and first bottom plate is equipped with guide protrusions, and described the
Two bottom plates are equipped with the guide groove matched with the guide protrusions；The drive rod is connected with first bottom plate；
Mounting plate, the mounting plate are equipped with right angle sliding slot and driving motor, and the driving motor lower end is equipped with coordinating block,
The coordinating block is matched with the right angle sliding slot, and the driving motor side is equipped with connecting shaft, and the connecting shaft is far from described
Driving motor side is equipped with gearbox, and the connecting shaft is connected with the gearbox, and the gearbox is far from the driving electricity
Machine side is equipped with load control cabinet, and transmission shaft is equipped between the gearbox and the load control cabinet.
Further, the guide protrusions are circular arc protrusion, and the guide groove is the circle matched with the guide protrusions
Arc slot.
Further, be equipped with protruding portion between circular arc protrusion, the protruding portion bottom to second bottom plate away from
It is close with a distance from the bottom to second bottom plate than the circular arc protrusion.
Further, the drive rod includes connecting rod and telescopic rod, is equipped between the connecting rod and the telescopic rod
Mounting ring.
Further, first bottom plate close to the side of the headstock be equipped with mounting hole, the telescopic rod with it is described
Mounting hole matches.
Further, elastic element, the length of the length of the elastic element and the telescopic rod are equipped in the mounting hole
Degree is consistent.
Further, the elastic element is spring, and the circumferential size of the spring is less than the circumferential ruler of the telescopic rod
It is very little.
Further, one end of the right angle sliding slot is equipped with limited block, and the bottom of the gearbox is equipped with installation column, institute
The position of the position and the installation column bottom circle center of stating limited block is arranged on a horizontal line.
Further, the coordinating block is equipped with mating groove, and the size of the mating groove is adapted with the limited block.
Further, load motor is equipped in the load control cabinet, the bottom of the load control cabinet is equipped with fixed plate,
The fixed plate is used to support the load control cabinet.
The invention solves the defect existing in the background technology, the present invention have it is following the utility model has the advantages that
1, the floor being arranged on a kind of adjustable speed-changing case simulation fatigue test board provided by the present invention includes the first bottom plate
With the second bottom plate, the bottom of the first bottom plate is equipped with guide protrusions, and the second bottom plate is equipped with the guide groove matched with guide protrusions,
So the first bottom plate can be slided on the second bottom plate, can be simulated in this way under the action of headstock drives drive rod
The state of automobile in the process of moving out, and the data that gearbox fatigue test measures also can be more accurate；
2, mounting plate is equipped with right angle sliding slot, and the bottom of driving motor is fast equipped with the cooperation matched with right angle sliding slot, this
Sample driving electrodes can be slided on right angle sliding slot, so set, the scene of simulation can both measure the data of same shaft gearbox,
Also the case where adapting to different shaft gearboxes；
3, load offer can measure under different loads state, the data of gearbox, be also equivalent to automobile climbing or
Person's descending, different gears correspond to the data of the fatigue strength of gearbox under different conditions, so set, can simulate more
Add the situation for meeting reality, and then obtains more accurate data.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The attached drawing of other embodiments is obtained according to these attached drawings.
Fig. 1 is that the adjustable speed-changing case of an embodiment simulates the axonometric drawing of fatigue test board；
Fig. 2 is the axonometric drawing at another visual angle that adjustable speed-changing case shown in FIG. 1 simulates fatigue test board；
Fig. 3 is the front view that adjustable speed-changing case shown in FIG. 1 simulates fatigue test board；
Fig. 4 is the structural schematic diagram for the first bottom plate that adjustable speed-changing case shown in FIG. 1 simulates fatigue test board；
Fig. 5 is the cross-sectional view for the first bottom plate that adjustable speed-changing case shown in FIG. 1 simulates fatigue test board；
The reference numerals are as follows:
10, headstock；110, drive rod；120, mounting ring；130, connecting rod；140, telescopic rod；
20, bottom plate；210, the first bottom plate；211, guide protrusions；212, protruding portion；213, mounting hole；214, elastic element；
220, the second bottom plate；221, guide groove；
30, mounting plate；310, right angle sliding slot；312, limited block；320, driving motor；321, coordinating block；322, mating groove；
330, connecting shaft；340, gearbox；341, column is installed；350, control cabinet is loaded；360, transmission shaft；370, fixed plate.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give better embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more the disclosure
Add thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein "inner", "outside", "left", "right" and
Similar statement for illustrative purposes only, is not meant to be the only embodiment.
As Figure 1-Figure 5, the present invention provides a kind of adjustable speed-changing casees 340 to simulate fatigue test board, comprising: headstock
10, headstock 10 is equipped with drive rod 110；Bottom plate 20, bottom plate 20 include the first bottom plate 210 and the second bottom plate 220, the first bottom plate
210 are equipped with guide protrusions 211, and the second bottom plate 220 is equipped with the guide groove 221 matched with guide protrusions 211；Drive rod
110 are connected with the first bottom plate 210；Mounting plate 30, mounting plate 30 are equipped with right angle sliding slot 310 and driving motor 320, driving electricity
320 lower end of machine is equipped with coordinating block 321, and coordinating block 321 is matched with right angle sliding slot 310, and 320 side of driving motor is equipped with connecting shaft
330, connecting shaft 330 is equipped with gearbox 340 far from 320 side of driving motor, and connecting shaft 330 is connected with gearbox 340, speed change
Case 340 is equipped with load control cabinet 350 far from 320 side of driving motor, is equipped with and passes between gearbox 340 and load control cabinet 350
Moving axis 360.The bottom of first bottom plate 210 is equipped with guide protrusions 211, and the second bottom plate 220 is equipped with and matches with guide protrusions 211
Guide groove 221, so headstock 10 drive drive rod 110 under the action of, the first bottom plate 210 can be in the second bottom plate 220
On slided, can simulate the state of automobile in the process of moving in this way, and the data that 340 fatigue test of gearbox measures
It also can be more accurate.
Specifically, guide protrusions 211 are circular arc protrusion, guide groove 221 is the arc groove matched with guide protrusions 211；
It is equipped with protruding portion 212 between circular arc protrusion, the distance of 212 bottom of protruding portion to the second bottom plate 220 is arrived than the bottom of circular arc protrusion
The distance of second bottom plate 220 is close.It is understood that the protruding portion 212 being arranged in circular arc protrusion can be encountered with simulated automotive
Different road conditions, either go up a slope perhaps descending heeling condition or steady state, can simulate and, in testing stand mould
Intend true environment, the data measured in this way more closer to reality the case where.
Specifically, drive rod 110 includes connecting rod 130 and telescopic rod 140, it is equipped between connecting rod 130 and telescopic rod 140
Mounting ring 120；First bottom plate 210 is equipped with mounting hole 213 close to the side of headstock 10, and telescopic rod 140 and mounting hole 213 match
It closes；Elastic element 214 is equipped in mounting hole 213, the length of elastic element 214 is consistent with the length of telescopic rod 140；Elastic element
214 be spring, and the circumferential size of spring is less than the circumferential size of telescopic rod 140；One end of telescopic rod 140 and 213 phase of mounting hole
Cooperation, and elastic element 214 namely spring are equipped in mounting hole 213, then can be according to the elastic reaction of spring, so that dynamic
Power case 10 can be advanced or be retreated to the first bottom plate 210, and then simulated automotive is measured in different road conditions friction speeds
Gearbox 340 fatigue strength.
Specifically, one end of right angle sliding slot 310 is equipped with limited block 312, the bottom of gearbox 340 is equipped with installation column 341,
The position of limited block 312 and the position at installation 341 lower circumference center of column are arranged on a horizontal line；It is set on coordinating block 321
There is mating groove 322, the size of mating groove 322 is adapted with limited block 312.It is understood that being arranged such, it can be ensured that drive
After dynamic motor 320 rotates, the axis the same line of axis and gearbox 340 on driving motor 320 is arranged.
Specifically, being equipped with load motor in load control cabinet 350, the bottom of load control cabinet 350 is equipped with fixed plate 370,
Fixed plate 370 is used to support load control cabinet 350.Load motor can provide different loads, can measure so different negative
The data measured in the state of load；So set, the data that the situation under two states obtains, can compare, Jin Erke
To obtain the numerical value of more true useful fatigue strength.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of adjustable speed-changing case simulates fatigue test board characterized by comprising
Headstock, the headstock are equipped with drive rod；
Bottom plate, the bottom plate include the first bottom plate and the second bottom plate, and first bottom plate is equipped with guide protrusions, second bottom
Plate is equipped with the guide groove matched with the guide protrusions；The drive rod is connected with first bottom plate；
Mounting plate, the mounting plate are equipped with right angle sliding slot and driving motor, and the driving motor lower end is equipped with coordinating block, described
Coordinating block is matched with the right angle sliding slot, and the driving motor side is equipped with connecting shaft, and the connecting shaft is far from the driving
Motor side is equipped with gearbox, and the connecting shaft is connected with the gearbox, and the gearbox is far from the driving motor one
Side is equipped with load control cabinet, and transmission shaft is equipped between the gearbox and the load control cabinet.
2. adjustable speed-changing case according to claim 1 simulates fatigue test board, which is characterized in that the guide protrusions are circle
Arc protrusion, the guide groove is the arc groove matched with the guide protrusions.
3. adjustable speed-changing case according to claim 2 simulates fatigue test board, which is characterized in that between the circular arc protrusion
Equipped with protruding portion, the bottom to second bottom of the distance of the protruding portion bottom to second bottom plate than the circular arc protrusion
The distance of plate is close.
4. adjustable speed-changing case according to claim 1 simulates fatigue test board, which is characterized in that the drive rod includes connecting
Extension bar and telescopic rod are equipped with mounting ring between the connecting rod and the telescopic rod.
5. adjustable speed-changing case according to claim 4 simulates fatigue test board, which is characterized in that first bottom plate is close
The side of the headstock is equipped with mounting hole, and the telescopic rod is matched with the mounting hole.
6. adjustable speed-changing case according to claim 5 simulates fatigue test board, which is characterized in that be equipped in the mounting hole
Elastic element, the length of the elastic element are consistent with the length of the telescopic rod.
7. adjustable speed-changing case according to claim 6 simulates fatigue test board, which is characterized in that the elastic element is bullet
Spring, the circumferential size of the spring are less than the circumferential size of the telescopic rod.
8. adjustable speed-changing case according to claim 1 simulates fatigue test board, which is characterized in that the one of the right angle sliding slot
End is equipped with limited block, and the bottom of the gearbox is equipped with installation column, the position of the limited block and the installation column bottom
The position of circle center is arranged on a horizontal line.
9. adjustable speed-changing case according to claim 8 simulates fatigue test board, which is characterized in that the coordinating block is equipped with
Mating groove, the size of the mating groove are adapted with the limited block.
10. adjustable speed-changing case according to claim 1 simulates fatigue test board, which is characterized in that the load control cabinet
Interior to be equipped with load motor, the bottom of the load control cabinet is equipped with fixed plate, and the fixed plate is used to support the load control
Case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910287238.XA CN109870303B (en) | 2019-04-11 | 2019-04-11 | Adjustable gearbox simulation fatigue test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910287238.XA CN109870303B (en) | 2019-04-11 | 2019-04-11 | Adjustable gearbox simulation fatigue test bench |
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| CN109870303A true CN109870303A (en) | 2019-06-11 |
| CN109870303B CN109870303B (en) | 2021-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910287238.XA Active CN109870303B (en) | 2019-04-11 | 2019-04-11 | Adjustable gearbox simulation fatigue test bench |
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- 2019-04-11 CN CN201910287238.XA patent/CN109870303B/en active Active
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Application publication date: 20190611 Assignee: Huaian Lingmei Technology Co.,Ltd. Assignor: Jiangsu electronic information Vocational College Contract record no.: X2021320010013 Denomination of invention: Simulation fatigue test bench for adjustable gearbox Granted publication date: 20210108 License type: Common License Record date: 20210622 |
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