CN108709730A - A kind of speed changer pre-selection valve performance and endurance testing device and method - Google Patents
A kind of speed changer pre-selection valve performance and endurance testing device and method Download PDFInfo
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- CN108709730A CN108709730A CN201810588779.1A CN201810588779A CN108709730A CN 108709730 A CN108709730 A CN 108709730A CN 201810588779 A CN201810588779 A CN 201810588779A CN 108709730 A CN108709730 A CN 108709730A
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- position detection
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention belongs to automobile manufacturing field, it is related to a kind of speed changer pre-selection valve performance and endurance testing device and method.Apparatus of the present invention include：Bearing, preceding odd-side reversing arrangement and rear odd-side reversing arrangement；Odd-side reversing arrangement includes rear auxiliary box cylinder holder and rear odd-side position detection cylinder afterwards, and rear odd-side position detection cylinder is equipped with first position detection switch and second position detection switch；Preceding odd-side reversing arrangement includes preceding auxiliary box cylinder holder and preceding odd-side position detection cylinder, and preceding odd-side position detection cylinder is equipped with the third place detection switch and the 4th position detecting switch；Odd-side position detection cylinder piston boom end is equipped with first U-shaped piece afterwards, stirs rear reversing switch for first U-shaped piece and moves up and down；The piston rod end of preceding odd-side position detection cylinder is equipped with second U-shaped piece, stirs preceding reversing switch for second U-shaped piece and moves left and right.The present invention can test the performance of speed changer preselector valve with the service life, and test device is simple in structure, easy to implement.
Description
Technical field
The invention belongs to field of automobile, and in particular to a kind of speed changer pre-selection valve performance and endurance testing device
And method.
Background technology
Preselector valve is the important device of heavy-duty car air-path control system and motorbus shifting system, is placed in driver's cabin
It is interior, it is vertically-mounted, to control the high and low shelves conversion of automobile.It is that the handle pulled by driver on preselector valve changes pressure
Stream of compressed air leads to direction, to realize that the gear under automobile different conditions is converted.Its performance directly determines the shift performance of automobile.
Therefore, preselector valve is the technical measures that related heavy-duty car must use, no matter from the angle of technical meaning, or from economy
The angle of benefit is all highly important.
Quality, the service life length of speed changer pre-selection valve performance directly affect the performance of auxiliary box synchronizer, however, at present also
There is no a kind of test device that can effectively detect speed changer pre-selection valve performance and service life.
Invention content
To solve technical problem present in background technology, the present invention provides a kind of speed changer pre-selection valve performance and service life
Test device can preselect valve performance to speed changer and be tested with the service life, help to find preselector valve quality problems simultaneously in time
It is improved.
Technical proposal that the invention solves the above-mentioned problems is, a kind of speed changer pre-selection valve performance and endurance testing device,
It is characterized in that：
Including bearing, preceding odd-side reversing arrangement and rear odd-side reversing arrangement；
Odd-side reversing arrangement includes rear auxiliary box cylinder holder and rear odd-side position detection cylinder, rear odd-side position detection gas afterwards
Cylinder is equipped with first position detection switch and second position detection switch；
Preceding odd-side reversing arrangement includes preceding auxiliary box cylinder holder and preceding odd-side position detection cylinder, preceding odd-side position detection gas
Cylinder is equipped with the third place detection switch and the 4th position detecting switch；
The side on bearing is arranged in auxiliary box cylinder holder afterwards, and rear odd-side position detection cylinder is arranged in rear auxiliary box cylinder branch
On frame；Odd-side position detection cylinder piston boom end is equipped with first U-shaped piece, above and below the piston rod of rear odd-side position detection cylinder afterwards
Movement, first U-shaped piece of rear reversing switch for stirring speed changer preselector valve move up and down；
Preceding auxiliary box cylinder holder is arranged on bearing, and positioned at the adjacent side of rear auxiliary box cylinder holder, preceding odd-side position
Cylinder is detected to be arranged on preceding auxiliary box cylinder holder；The piston rod side-to-side movement of preceding odd-side position detection cylinder, preceding odd-side position
The piston rod end for detecting cylinder is equipped with second U-shaped piece, and second U-shaped piece of preceding reversing switch for stirring speed changer preselector valve or so moves
It is dynamic.
It is the basic structure of the present invention above, is based on the basic structure, the present invention also makes following Optimal improvements：
Further, above-mentioned first U-shaped piece of both wings are respectively provided with a ball bearing.
Further, above-mentioned second U-shaped piece of both wings are equipped with telescopic rod, the end coated rubber layer of telescopic rod.
Further, above-mentioned preceding auxiliary box cylinder holder includes first level bottom plate, the first column and the first mounting plate, and first
Horizonal base plate is fixed with bearing, and the first uprights vertical is arranged on first level bottom plate, and the first mounting plate is welded on the first column
Side, preceding odd-side position detection cylinder are fixed on the first mounting plate.
Further, above-mentioned first level bottom base plate is equipped with strip-shaped hole, and strip-shaped hole is fixed across bolt with bearing.
Further, above-mentioned first mounting plate is equipped with strip-shaped hole, and strip-shaped hole passes through bolt and preceding odd-side position detection gas
Cylinder is fixed.
Further, above-mentioned rear auxiliary box cylinder holder includes the second horizonal base plate and the second mounting plate, the second horizonal base plate
It is fixed with bearing, the second mounting plate is fixed on perpendicular to the second horizonal base plate, rear odd-side position detection cylinder on the second mounting plate.
Further, above-mentioned second horizonal base plate bottom is equipped with strip-shaped hole, and strip-shaped hole is fixed across bolt with bearing；Second
Mounting plate is equipped with strip-shaped hole, and strip-shaped hole is fixed across bolt with rear odd-side position detection cylinder.
Meanwhile the present invention also provides a kind of test sides preselecting valve performance and endurance testing device about above-mentioned speed changer
Method is characterized in that, is included the following steps：
1) reversing switch after test speed changer preselector valve
1.1) speed changer preselector valve is quickly installed to by screw rod and locking nut on bearing, and makes rear reversing switch
It is put between two ball bearings, speed changer preselector valve bottom interface connecting test gas circuit；
1.2) reversing switch is moved upward to extreme position, mobile second position detection switch, until the second position is examined afterwards
Indicator light on slowdown monitoring switch brightens, and locks second position detection switch；
1.3) reversing switch is moved downward to extreme position, mobile first position detection switch, until position detection is opened afterwards
The indicator light closed on 1 brightens, locked position detection switch 1；
1.4) piston rod of odd-side position detection cylinder moves up and down afterwards, and two ball bearings is driven to stir rear reversing switch
It repeatedly moves up and down, if rear reversing switch fracture or stop motion, can determine whether that speed changer preselects defective valve；
2) reversing switch before test speed changer preselector valve
2.1) reversing switch is placed between two telescopic rods before making,
2.2) preceding reversing switch is moved to the left extreme position, mobile the third place detection switch, until the third place
Indicator light in detection switch brightens, and the third place detection switch is locked later；
2.3) preceding reversing switch is moved right to extreme position, mobile 4th position detecting switch, until the 4th position
Indicator light in detection switch brightens, and the 4th position detecting switch is locked later；
2.4) the piston rod side-to-side movement of odd-side position detection cylinder before, reversing switch is more before driving two telescopic rods to stir
Secondary side-to-side movement can determine whether that speed changer preselects defective valve if the fracture of preceding reversing switch or stop motion.
Advantages of the present invention：
1, a kind of speed changer pre-selection valve performance of the present invention and endurance testing device, the device can be to the property of speed changer preselector valve
It can be tested with the service life, it is simple in structure, it is easy to implement；
2, a kind of speed changer pre-selection valve performance of the present invention and endurance testing device, are changed using ball bearing simulation human hand to after
To stirring for switch, preceding reversing switch is stirred using telescopic rod, rubber coating layer is set on preceding reversing switch, is not damaged
Reversing switch；
3, a kind of speed changer pre-selection valve performance of the present invention and endurance testing device, the first level bottom of preceding auxiliary box cylinder holder
Strip-shaped hole, the second horizonal base plate bottom of rear auxiliary box cylinder holder and the second mounting plate are designed in board bottom portion and the first mounting plate
On be designed with strip-shaped hole, can be adjusted according to the size of speed changer preselector valve, it is adaptable；
4, a kind of speed changer pre-selection valve performance of the present invention and endurance testing device, can be individually to the performance of speed changer preselector valve
Tested, can also be placed into synchronizer assembly performance and life test rack with the service life, jointly to the performance of synchronizer with
Service life is tested.
Description of the drawings
Fig. 1 is speed changer pre-selection valve performance of the present invention and endurance testing device front view；
Fig. 2 is the right view (auxiliary box cylinder holder before omitting) of Fig. 1；
Fig. 3 is the vertical view (odd-side reversing arrangement after omission) of Fig. 1；
Fig. 4 is the front view of preceding auxiliary box cylinder holder in Fig. 1；
Fig. 5 is the left view of Fig. 4；
Fig. 6 is the vertical view of Fig. 4；
Fig. 7 is the front view of rear auxiliary box cylinder holder in Fig. 1；
Fig. 8 is the left view of Fig. 7；
Fig. 9 is the vertical view of Fig. 7.
Wherein：1, bearing；2, rear auxiliary box cylinder holder；21, the second horizonal base plate；22, the second mounting plate；3, rear odd-side position
Set detection cylinder；4, first position detection switch；5, second position detection switch；6, preceding auxiliary box cylinder holder；61, first level
Bottom plate；62, the first column；63, the first mounting plate；7, preceding odd-side position detection cylinder；8, the third place detection switch；9, the 4th
Position detecting switch；10, first U-shaped piece；11, rear reversing switch；12, second U-shaped piece；13, preceding reversing switch；14, ball axis
Hold 15, telescopic rod；16, speed changer preselector valve；17, screw rod；18, locking nut.
Specific implementation mode
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
A kind of speed changer pre-selection valve performance and endurance testing device, including bearing 1, rear odd-side reversing arrangement and preceding odd-side change
To device；Odd-side reversing arrangement includes rear auxiliary box cylinder holder 2 and rear odd-side position detection cylinder 3, rear odd-side position detection afterwards
Cylinder 3 is equipped with first position detection switch 4 and second position detection switch 5；Preceding odd-side reversing arrangement includes preceding auxiliary box cylinder
Holder 6 and preceding odd-side position detection cylinder 7, preceding odd-side position detection cylinder 7 are equipped with the third place detection switch 8 and the 4th
Set detection switch 9；The side on bearing 1 is arranged in auxiliary box cylinder holder 2 afterwards, and rear odd-side position detection cylinder 3 is arranged in rear pair
On case air cylinder support 2；3 piston rod end of odd-side position detection cylinder is equipped with first U-shaped piece 10 afterwards, first U-shaped piece 10 of both wings
It is respectively provided with a ball bearing 14.The piston rod of odd-side position detection cylinder 3 moves up and down afterwards, and first U-shaped piece 10 is stirred speed change
The rear reversing switch 11 of device preselector valve 16 moves up and down；Preceding auxiliary box cylinder holder 6 is arranged on bearing 1, and is located at rear odd-side gas
The adjacent side of jar support 2, preceding odd-side position detection cylinder 7 are arranged on preceding auxiliary box cylinder holder 6；Preceding odd-side position detection gas
The piston rod end of the piston rod side-to-side movement of cylinder 7, preceding odd-side position detection cylinder 7 is equipped with second U-shaped piece 12, second U-shaped piece
12 both wings are equipped with telescopic rod 15, the end coated rubber layer of telescopic rod 15.Stir speed changer preselector valve 16 for second U-shaped piece 12
Preceding reversing switch 13 moves left and right.
Preceding auxiliary box cylinder holder 6 includes first level bottom plate 61, the first column 62 and the first mounting plate 63, first level bottom
Plate 61 is fixed with bearing 1, and the first column 62 is vertically set on first level bottom plate 61, and it is vertical that the first mounting plate 63 is welded on first
62 side of column, preceding odd-side position detection cylinder 7 are fixed on the first mounting plate 63.61 bottom of first level bottom plate is equipped with bar shaped
Hole, strip-shaped hole pass through bolt to be fixed with bearing 1.First mounting plate 63 is equipped with strip-shaped hole, and strip-shaped hole passes through bolt and preceding odd-side
Position detection cylinder 7 is fixed.
Auxiliary box cylinder holder 2 includes the second horizonal base plate 21 and the second mounting plate 22, the second horizonal base plate 21 and bearing 1 afterwards
Fixed, the second mounting plate 22 is fixed on the second mounting plate 22 perpendicular to the second horizonal base plate 21, rear odd-side position detection cylinder 3
On.Second horizonal base plate, 21 bottom is equipped with strip-shaped hole, and strip-shaped hole passes through bolt to be fixed with bearing 1；Second mounting plate 22 is equipped with
Strip-shaped hole, strip-shaped hole pass through bolt to be fixed with rear odd-side position detection cylinder 3.
Odd-side position detection cylinder 3 and preceding odd-side position detection cylinder 7 can select MXP series of the SMC companies at production afterwards
Detection cylinder.
A kind of test method of speed changer pre-selection valve performance and endurance testing device, includes the following steps：
1) reversing switch 11 after test speed changer preselector valve
1.1) speed changer preselector valve 16 is quickly installed to by screw rod 17 and locking nut 18 on bearing 1, and after making
Reversing switch 11 is put between two ball bearings 14,16 bottom interface connecting test gas circuit of speed changer preselector valve；
1.2) reversing switch 11 is moved upward to extreme position, mobile second position detection switch 5, until the second position afterwards
Indicator light in detection switch 5 brightens, and locks second position detection switch 5；
1.3) reversing switch 11 is moved downward to extreme position, mobile first position detection switch 4, until first position afterwards
Indicator light in detection switch 4 brightens, and locks first position detection switch 4；
1.4) piston rod of odd-side position detection cylinder 3 moves up and down afterwards, commutates after driving two ball bearings 14 to stir
More than 11 up and down motion of switch, if the rear fracture of reversing switch 11 or stop motion, can determine whether that speed changer preselector valve 16 fails；
2) reversing switch 13 before test speed changer preselector valve
2.1) reversing switch 13 is placed between two telescopic rods 15 before making；
2.2) preceding reversing switch 13 is moved to the left extreme position, mobile the third place detection switch 8, until third position
The indicator light set in detection switch 8 brightens, and the third place detection switch 8 is locked later；
2.3) preceding reversing switch 13 is moved right to extreme position, mobile 4th position detecting switch 9, until the 4th
The indicator light set in detection switch 9 brightens, and the 4th position detecting switch 9 is locked later；
2.4) the piston rod side-to-side movement of odd-side position detection cylinder 7 before commutates before driving two telescopic rods 15 to stir and opens
More than 13 side-to-side movement is closed, if the fracture of preceding reversing switch 13 or stop motion, can determine whether that speed changer preselector valve 16 fails.
The test device of the present invention can individually test the performance and service life of speed changer preselector valve, can also be placed into
In the performance and life test rack of synchronizer assembly, the performance of synchronizer is tested with the service life jointly.
Claims (9)
1. a kind of speed changer pre-selection valve performance and endurance testing device, it is characterised in that：
Including bearing (1), rear odd-side reversing arrangement and preceding odd-side reversing arrangement；
Odd-side reversing arrangement includes rear auxiliary box cylinder holder (2) and rear odd-side position detection cylinder (3), rear odd-side position detection afterwards
Cylinder (3) is equipped with first position detection switch (4) and second position detection switch (5)；
Preceding odd-side reversing arrangement includes preceding auxiliary box cylinder holder (6) and preceding odd-side position detection cylinder (7), preceding odd-side position detection
Cylinder (7) is equipped with the third place detection switch (8) and the 4th position detecting switch (9)；
The side that auxiliary box cylinder holder (2) is arranged on bearing (1) afterwards, rear odd-side position detection cylinder (3) are arranged in rear odd-side
On air cylinder support (2)；Odd-side position detection cylinder (3) piston rod end is equipped with first U-shaped piece (10) afterwards, rear odd-side position detection
The piston rod of cylinder (3) moves up and down, and the rear reversing switch (11) that first U-shaped piece (10) stir speed changer preselector valve is transported up and down
It is dynamic；
Preceding auxiliary box cylinder holder (6) is arranged on bearing (1), and positioned at the adjacent side of rear auxiliary box cylinder holder (2), preceding odd-side
Position detection cylinder (7) is arranged on preceding auxiliary box cylinder holder (6)；Piston rod of preceding odd-side position detection cylinder (7) or so is transported
Dynamic, the piston rod end of preceding odd-side position detection cylinder (7) is equipped with second U-shaped piece (12), and second U-shaped piece (12) stir speed changer
The preceding reversing switch (13) of preselector valve moves left and right.
2. a kind of speed changer pre-selection valve performance according to claim 1 and endurance testing device, it is characterised in that：First U
The both wings of type block (10) are respectively provided with a ball bearing (14).
3. a kind of speed changer pre-selection valve performance according to claim 2 and endurance testing device, it is characterised in that：2nd U
The both wings of type block (12) are equipped with telescopic rod (15), the end coated rubber layer of telescopic rod (15).
4. being existed according to a kind of speed changer pre-selection valve performance of claim 1-3 any one of them and endurance testing device, feature
In：Preceding auxiliary box cylinder holder (6) includes first level bottom plate (61), the first column (62) and the first mounting plate (63), the first water
Flat underside (61) is fixed with bearing (1), and the first column (62) is vertically set on first level bottom plate (61), the first mounting plate
(63) it is welded on the first column (62) side, preceding odd-side position detection cylinder (7) is fixed on the first mounting plate (63).
5. a kind of speed changer pre-selection valve performance according to claim 4 and endurance testing device, it is characterised in that：First water
Flat underside (61) bottom is equipped with strip-shaped hole, and strip-shaped hole passes through bolt fixed with bearing (1).
6. a kind of speed changer pre-selection valve performance according to claim 5 and endurance testing device, it is characterised in that：First peace
Loading board (63) is equipped with strip-shaped hole, and strip-shaped hole passes through bolt fixed with preceding odd-side position detection cylinder (7).
7. a kind of speed changer pre-selection valve performance according to claim 6 and endurance testing device, it is characterised in that：Odd-side afterwards
Air cylinder support (2) includes the second horizonal base plate (21) and the second mounting plate (22), and the second horizonal base plate (21) is solid with bearing (1)
Fixed, the second mounting plate (22) is fixed on the second mounting plate perpendicular to the second horizonal base plate (21), rear odd-side position detection cylinder (3)
(22) on.
8. a kind of speed changer pre-selection valve performance according to claim 7 and endurance testing device, it is characterised in that：Second water
Flat underside (21) bottom is equipped with strip-shaped hole, and strip-shaped hole passes through bolt fixed with bearing (1)；Second mounting plate (22) is equipped with bar shaped
Hole, strip-shaped hole pass through bolt fixed with rear odd-side position detection cylinder (3).
9. a kind of test method of speed changer pre-selection valve performance and endurance testing device, which is characterized in that include the following steps：
1) reversing switch (11) after test speed changer preselector valve
1.1) speed changer preselector valve is quickly installed to by screw rod (17) and locking nut (18) on bearing (1), and after making
Reversing switch (11) is put between two ball bearings (14), speed changer preselector valve bottom interface connecting test gas circuit；
1.2) reversing switch (11) is moved upward to extreme position, mobile second position detection switch (5), until the second position afterwards
Indicator light in detection switch (5) brightens, locking second position detection switch (5)；
1.3) reversing switch (11) is moved downward to extreme position, mobile first position detection switch (4), until first position afterwards
Indicator light in detection switch (4) brightens, locking first position detection switch (4)；
1.4) piston rod of odd-side position detection cylinder (3) moves up and down afterwards, commutates after driving two ball bearings (14) to stir
It switchs (11) repeatedly to move up and down, if rear reversing switch (11) fracture or stop motion, can determine whether that speed changer preselects defective valve；
2) reversing switch (13) before test speed changer preselector valve
2.1) preceding reversing switch (13) is made to be placed between two telescopic rods (15)；
2.2) preceding reversing switch (13) is moved to the left extreme position, mobile the third place detection switch (8), until third position
The indicator light set in detection switch (8) brightens, and the third place detection switch (8) are locked later；
2.3) preceding reversing switch (13) is moved right to extreme position, mobile 4th position detecting switch (9), until the 4th
The indicator light set in detection switch (9) brightens, and the 4th position detecting switch (9) is locked later；
2.4) the piston rod side-to-side movement of odd-side position detection cylinder (7) before commutates before driving two telescopic rods (15) to stir and opens
(13) multiple side-to-side movement is closed, if preceding reversing switch (13) fracture or stop motion, can determine whether that speed changer preselects defective valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810588779.1A CN108709730A (en) | 2018-06-08 | 2018-06-08 | A kind of speed changer pre-selection valve performance and endurance testing device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810588779.1A CN108709730A (en) | 2018-06-08 | 2018-06-08 | A kind of speed changer pre-selection valve performance and endurance testing device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108709730A true CN108709730A (en) | 2018-10-26 |
Family
ID=63871425
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810588779.1A Pending CN108709730A (en) | 2018-06-08 | 2018-06-08 | A kind of speed changer pre-selection valve performance and endurance testing device and method |
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| CN (1) | CN108709730A (en) |
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