CN209432435U - A kind of differential gear gap and moment measuring device - Google Patents
A kind of differential gear gap and moment measuring device Download PDFInfo
- Publication number
- CN209432435U CN209432435U CN201822070660.3U CN201822070660U CN209432435U CN 209432435 U CN209432435 U CN 209432435U CN 201822070660 U CN201822070660 U CN 201822070660U CN 209432435 U CN209432435 U CN 209432435U
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- differential gear
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- 125000006850 spacer group Chemical group 0.000 claims description 16
- 238000011065 in-situ storage Methods 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 5
- 230000003028 elevating effect Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 17
- 238000000034 method Methods 0.000 abstract description 8
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
Abstract
The utility model discloses a kind of differential gear gap and moment measuring device, including rack, tightening axle, up-down rotation gear, follower, angular encoder and ringfeder；Tightening axle is connect with gantry rotation；Lift rotating device includes lifter plate, rotor, connecting rod fixed mechanism and connecting rod；Frame top is fixed with driving device, and the output shaft of driving device is connect with lifter plate；Tightening axle one end is connect with rotor；Follower includes servo-actuated connecting plate, shaft and bearing holder (housing, cover), servo-actuated connecting plate is connect with rotor, both ends of the shaft is fixed with servo-actuated connecting plate and ringfeder, angular encoder is connect with shaft, shaft is connect by bearing with bearing holder (housing, cover), bearing holder (housing, cover) is fixed with rack, and one end of connecting rod and the pull rod inside ringfeder connect.Differential gear gap described in the utility model and moment measuring device can carry out the detection of differential gear gap and torque simultaneously, and detection process is convenient, and detection efficiency is high, accelerate productive temp.
Description
Technical field
The utility model relates to gearbox mounting technology fields, and in particular to a kind of differential gear gap and torque inspection
Survey device.
Background technique
Bad gap between differential pinion gear and bevel gear will lead to Ackermann steer angle abnormal sound, influence to drive impression,
Accelerating gear abrasion.In the related technology, operative employee needs in assembling process, to axle shaft gear circular runout and axial gap point
Confirmation is not measured, judges whether assembly is qualified by manual measurement.In addition, in assembling process, it is also necessary to detect differential
Device torque, to judge whether qualification.In the prior art, differential gear gap and moment inspecting generally use two detection dresses
It sets, detection process is relative complex, and detection efficiency is low；In addition, the detection device internal structure in industry is excessively complicated, installation and debugging
Inconvenience, and higher cost.
Utility model content
Technical problem to be solved by the utility model is to provide a kind of differential gear gaps and moment inspecting to fill
It sets, solving differential gear gap in the prior art and torque cannot be detected by a kind of detection device, detection process phase
To complexity, the low technical problem of detection efficiency.
In order to solve the above technical problems, the technical solution adopted in the utility model: a kind of differential gear gap and power
Moment detection device, it is characterised in that: including rack, tightening axle, up-down rotation gear, follower, angular encoder and rise
Set；
The tightening axle extends to machine frame inside above rack, and connect with gantry rotation；
The lift rotating device is located at machine frame inside, lift rotating device include the lifter plate being connect with housing slide,
With the rotor of lifter plate rotation connection, inside the rotor and connect with rotor connecting rod fixed mechanism, consolidate with connecting rod
Determine the fixed connecting rod of mechanism；The frame top be fixed with driving lifter plate lifting driving device, the driving device it is defeated
Shaft is connect with lifter plate, and driving device drives lifter plate to make elevating movement in rack；Positioned at the tightening axle one of machine frame inside
End is connect with rotor, and tightening axle drives rotor rotation；
The follower is located at the lower section of lift rotating device, and follower includes servo-actuated connecting plate, shaft and axis
Bearing sleeve, the servo-actuated connecting plate are connect by guiding mechanism with rotor, and the top of the shaft is fixed with servo-actuated connecting plate, are turned
The bottom of axis is fixed with ringfeder, and the angular encoder is connect with shaft, the inner hollow of the shaft, above and below the outside of shaft
Both ends pass through bearing respectively and connect with bearing holder (housing, cover), and the bearing holder (housing, cover) is fixed with rack, and one end of the connecting rod is through the interior of shaft
Portion, and the connecting rod one end for being pierced by shaft is connect with the pull rod inside ringfeder, after connecting rod pulls up pull rod, so that ringfeder and differential
Device axle shaft gear tensioner.
Preferably, the rotor includes rotation connection column and rotation connection plate, and the rotation connection column, which is fixed on, to be turned
The top of dynamic connecting plate, the external upper and lower ends for being rotatablely connected column pass through bearing respectively and connect with lifter plate.
Preferably, the connecting rod fixed mechanism includes axle sleeve and fixed block, and the axle sleeve is fixed on the top of fixed block,
The external upper and lower ends of axle sleeve pass through bearing respectively and connect with rotation connection plate.
Preferably, setting is set in the fixed block there are two protrusion in the connecting rod at the upper end position of connecting rod
It is equipped with U-shaped board, two protrusions are located above and below U-shaped board at position.
Preferably, spacer is provided between the shaft and bearing holder (housing, cover), upper and lower ends outside the spacer support shaft
Bearing.
Preferably, the upper and lower ends of the bearing holder (housing, cover) are respectively fixed with upper bearing (metal) baffle and lower bearing baffle, the upper axis
Hold and be provided with support spacer between baffle and shaft, it is described support spacer one end abutted with the bearing of shaft upper end, support every
The other end of set is abutted with locking nut, and the locking nut is connect with shaft.
Preferably, the lower bearing baffle is internally provided with groove, positioned at the outer circle circumferential direction of shaft described in groove
On be provided with protrusion, the protrusion is located in groove.
Preferably, the guiding mechanism is located at the two sides of servo-actuated connecting plate, and guiding mechanism includes guide post and bushing, institute
It states bushing to connect with servo-actuated connecting plate, the guide post is located at bush inside and connect with casing slip.
Preferably, the bottom of the guide post is fixed with sensing chip, in rack described in the position corresponding position with guiding mechanism
Be fixed with it is in situ close to switch and in place close to switch, and when sensing chip close to it is in situ close to switch when, it is in situ close to switch
Send signals in situ；When sensing chip, close to when switching, sends signal in place close to switch in place close in place.
Preferably, the driving device is oil cylinder, and the output shaft of the oil cylinder is connect by cylinder connector with lifter plate.
The utility model has the beneficial effects that the utility model discloses a kind of differential gear gap and moment inspecting dress
It sets, including rack, tightening axle, up-down rotation gear, follower, angular encoder and ringfeder；Between measurement differential gear
When gap, axle shaft gear below differential mechanism is fixed, while by axle shaft gear above ringfeder insertion differential mechanism, lift rotating device is logical
The driving device drive crossed in rack up moves, and then the connecting rod in lift rotating device is driven to move upwards, and connecting rod drives
Pull rod inside ringfeder rises, and then by axle shaft gear tensioner above ringfeder and differential mechanism, tightening axle by up-down rotation gear,
Follower drives ringfeder and differential mechanism top axle shaft gear first to rotate forward and invert again, and angle difference is to survey gear clearance value；
When measuring differential mechanism torque, axle shaft gear below differential mechanism is discharged, tightening axle is driven by up-down rotation gear, follower
Axle shaft gear rotates forward always above ringfeder and differential mechanism, is measured value by the moment values that tightening axle is read.The utility model
The differential gear gap and moment measuring device can carry out the inspection of differential gear gap and torque simultaneously
It surveys, detection process is convenient, and detection efficiency is high, accelerates productive temp.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of differential gear gap and moment measuring device；
Fig. 2 is the top view of differential gear gap and moment measuring device；
Fig. 3 is sectional view along A-A in Fig. 2；
Fig. 4 is the differential gear gap of another angle and the structural schematic diagram of moment measuring device；
Fig. 5 is B-B direction cross-sectional view in Fig. 4；
Fig. 6 be in Fig. 4 C-C to cross-sectional view；
Appended drawing reference in figure, 1- tightening axle；2- angular encoder；3- ringfeder, 3.1- mounting flange, 3.2- pull rod；4- is vertical
Column；5- top plate；6- bottom plate；7- flange seat；8- counter flange disk；9- lifter plate, 9.1- connecting hole；10- rotor, 10.1- turn
Dynamic connecting column, 10.2- are rotatablely connected plate；11- connecting rod fixed mechanism, 11.1- axle sleeve, the chassis 11.1.1-, 11.2- fixed block；
12- connecting rod, 12.1- protrusion；13- driving device；14- guide sleeve；15- guiding axis；16- thrust ball bearing, 16.1- blowout patche,
16.2- seat ring；17- first baffle；18- extension rod；19- thrust ball bearing, 19.1- blowout patche, 19.2- seat ring；20- second gear
Plate；21- locking nut；22- is servo-actuated connecting plate；23- shaft, 23.1- protrusion；24- bearing holder (housing, cover)；25- guide post；26- bushing；
27- sensing chip；28- switch bracket；29- is in situ close to switch；30- is in place close to switch；31- bearing；32- spacer；The upper axis of 33-
Hold baffle；34- lower bearing baffle, 34.1- groove；35- supports spacer；36- locking nut；37-U template.
Specific embodiment
Below by the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Embodiment 1:
A kind of differential gear gap and moment measuring device, as shown in figures 1 to 6, including rack, tightening axle 1, lifting
Rotating mechanism, follower, angular encoder 2 and ringfeder 3.
In the present embodiment, rack includes 4 root posts 4 and the top plate 5 for being separately fixed at 4 root posts top and lower section
And bottom plate 6.Wherein, top plate 5 is fixedly arranged above flange seat 7, and flange seat 7 is fixedly arranged above counter flange disk 8, tightening axle 1
It is fixedly connected by counter flange disk with flange seat 7.Tightening axle 1 extends into machine frame inside after passing through flange seat 7.It needs to illustrate
, tightening axle is a kind of existing device for screwing up, and inside includes servo motor, and servo motor can drive inside tightening axle
Shaft operating.
Lift rotating device is located at machine frame inside.Lift rotating device includes lifter plate 9, rotor 10, the fixed machine of connecting rod
Structure 11 and connecting rod 12.The driving device 13 of driving lifter plate lifting is fixed in rack top plate 5, in the present embodiment, driving dress
13 are set as oil cylinder.Oil cylinder 13 is located at the left and right sides of top plate 5, offers connection at the position of output axle of 9 face oil cylinder of lifter plate
Hole 9.1, the output axis connection cylinder connector (drawing is display) in oil cylinder, cylinder connector is fixed in the connecting hole of lifter plate.
After the output shaft in oil cylinder moves upwards, output shaft drives lifter plate to move upwards by cylinder connector.In order to guarantee to go up and down
Plate only occurs axis and moves upwards, and in the present embodiment, 4 guide sleeves 14 is fixed with along the circumferencial direction lifter plate of lifter plate, often
Guiding axis 15 is slidably connected in a guide sleeve, the top plate 5 in the top and rack of guiding axis 15 connects.Lifter plate is through guiding axis
It is only moved in the axial direction after guiding.
What rotor 10 and lifter plate 9 were rotatablely connected.In the present embodiment, rotor 10 include rotation connection column 10.1 and
It is rotatablely connected plate 10.2, rotation connection column 10.1 is fixed on the top of rotation connection plate 10.2.It is rotatablely connected the inside of column 10.1
Hollow, the external upper and lower ends of rotation connection column 10.1 are respectively arranged with thrust ball bearing 16, positioned at rotation connection column lower end
Thrust ball bearing is abutted with rotation connection plate 10.2.Blowout patche 16.1 in thrust ball bearing is connect with rotation connection column 10.1, is pushed away
Seat ring 16.2 in power ball bearing is connect with lifter plate 9, so that rotation connection column is rotated relative to lifter plate.In order to avoid
Play up and down occurs for thrust ball bearing, and in the present embodiment, the is provided with above the thrust ball bearing of rotation connection column upper end
One baffle 17.Shaft in tightening axle 1 is connect by extension rod 18 with the rotation connection column 10.1 below first baffle.By turning
Dynamic tightening axle, and then drive rotation connection column rotation.
Connecting rod fixed mechanism 11 is for fixing connecting rod 12.In the present embodiment, connecting rod fixed mechanism 11 include axle sleeve 11.1 with
And fixed block 11.2, axle sleeve 11.1 are fixed on the top of fixed block 11.2.In the present embodiment, the bottom of axle sleeve 11.1 is provided with bottom
The external upper and lower ends of disk 11.1.1, the inner hollow of axle sleeve 11.1, axle sleeve 11.1 are respectively arranged with thrust ball bearing 19, are located at
The thrust ball bearing of axle sleeve lower end is abutted with the chassis 11.1.1 in axle sleeve.Blowout patche 19.1 and axle sleeve 11.1 in thrust ball bearing
It connects, the seat ring 19.2 in thrust ball bearing is connect with rotation connection plate 10.2.In order to avoid thrust ball bearing occurs to alter up and down
It is dynamic, in the present embodiment, second baffle 20 is provided with above the thrust ball bearing of axle sleeve upper end.Above axle sleeve is connected with locking
The locking nut of nut 21, above axle sleeve abuts second baffle with the thrust ball bearing of axle sleeve upper end, prevents thrust ball bearing
Play up and down occurs.Fixed block 11.2 is fixed on the lower section of chassis 11.1.1, and is coaxially disposed with axle sleeve 11.1.Fixed block 11.2
Internal run-through, and U-shaped board 37 is provided in fixed block 11.2.After the upper end of connecting rod 12 passes through fixed block 11.2 and U-shaped board 37
Into inside axle sleeve 11.1.In the present embodiment, drive connecting rod mobile for the ease of connecting rod fixed mechanism, close to the upper end of connecting rod position
It sets in place's connecting rod 12 and is arranged there are two protrusion 12.1, two protrusions 12.1 are located at position above and below U-shaped board
Place.
Follower is located at the lower section of lift rotating device.Follower includes servo-actuated connecting plate 22, shaft 23 and axis
Bearing sleeve 24, servo-actuated connecting plate 22 are connect by guiding mechanism with rotation connection plate 10.2.In the present embodiment, guiding mechanism includes leading
To column 25 and bushing 26, bushing 26 is connect with servo-actuated connecting plate 22, and guide post 25 is located at bush inside and slides with bushing 26
Connection.The top of guide post 25 is connect with rotation connection plate 10.2.For the ease of the distance that detection lifter plate rises, guide post 25
Bottom be fixed with sensing chip 27.Switch bracket 28, switch bracket are fixed in the bottom plate of the machine frame at two sides of guiding mechanism
It is fixed in 28 in situ close to switch 29 and in place close to switch 30.It should be noted that original position is close to switch and approaches in place
It switchs and is connect with external controller.After lifter plate rises, lifter plate drives rotation connection plate to rise, and then drives guide post
Rise.When be oriented to the sensing chip face of column bottom in place close to the position of the switch when, receive signal close to switch in place, and will in place
Signal is sent to controller；Similarly, after lifter plate declines, lifter plate drives rotation connection plate decline, and then with action-oriented
Column decline.When the sensing chip face for being oriented to column bottom it is in situ close to the position of the switch when, it is in situ to receive signal close to switch, and will be former
Position signal is sent to controller.By being positioned proximate to switch, cooperates controller action, it is high that lifter plate lifting can be automatically controlled
Degree.
Bearing holder (housing, cover) 24 is fixed on the bottom plate 6 of rack, and shaft 23 is located inside bearing holder (housing, cover) 24, the top of shaft 23 and servo-actuated
Connecting plate 22 is fixed.The inner hollow of shaft 23, the external upper and lower ends of shaft pass through bearing 31 respectively and connect with bearing holder (housing, cover) 24.
Spacer 32 is provided between shaft 23 and bearing holder (housing, cover) 24, spacer supports the bearing of upper and lower ends outside shaft.In order to avoid bearing
Occur to jump up and down, the upper and lower ends of bearing holder (housing, cover) 24 are respectively fixed with upper bearing (metal) baffle 33 and lower bearing baffle 34.Upper bearing (metal) gear
Support spacer 35 is provided between plate 33 and shaft 23, one end of support spacer 35 is abutted with the thrust ball bearing of shaft upper end,
The other end of support spacer is abutted with locking nut 36, and locking nut 36 is connect with shaft 23.Tighten the locking screw above shaft
Imperial mother, so that support spacer is abutted with shaft outer upper ends thrust ball bearing.Lower bearing baffle 34 is internally provided with groove
34.1, protrusion 23.1 is provided in the outer circle circumferential direction of groove shaft, protrusion 23.1 is located in groove 34.1.Under being located at
The shaft of 34 lower section of bearing baffle is connected with angular encoder 2.The bottom of shaft 23 and the mounting flange 3.1 outside ringfeder 3 connect
It connects.One end of connecting rod 12 is pierced by inside servo-actuated connecting plate and shaft to be connect with the pull rod 3.2 inside ringfeder afterwards, and connecting rod is upward
After pulling the pull rod inside ringfeder, so that ringfeder and differential side gear tensioner.
When measuring differential gear gap, axle shaft gear below differential mechanism is fixed, while ringfeder being inserted on differential mechanism
Square axle shaft gear, lift rotating device is up moved by the driving device drive in rack, and then drives lift rotating device
In connecting rod move upwards, connecting rod drive ringfeder inside pull rod rise, and then by ringfeder and differential mechanism top axle shaft gear rise
Tightly, tightening axle drives ringfeder and differential mechanism top axle shaft gear first to rotate forward and invert again by up-down rotation gear, follower, angle
Spending difference is to survey gear clearance value；When measuring differential mechanism torque, axle shaft gear below differential mechanism is discharged, tightening axle passes through
Up-down rotation gear, follower drive axle shaft gear above ringfeder and differential mechanism to rotate forward always, the power read by tightening axle
Square value is measured value.Differential gear gap described in the utility model and moment measuring device can carry out difference simultaneously
The detection of fast device gear clearance and torque, detection process is convenient, and detection efficiency is high, accelerates productive temp.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (10)
1. a kind of differential gear gap and moment measuring device, it is characterised in that: including rack, tightening axle, lifting rotation
Mechanism, follower, angular encoder and ringfeder；
The tightening axle extends to machine frame inside above rack, and connect with gantry rotation；
The lift rotating device is located at machine frame inside, and lift rotating device includes the lifter plate connecting with housing slide and rises
The rotor of drop plate rotation connection, inside the rotor and connect with rotor connecting rod fixed mechanism, with connecting rod fix machine
The fixed connecting rod of structure；The frame top is fixed with the driving device of driving lifter plate lifting, the output shaft of the driving device
It is connect with lifter plate, driving device drives lifter plate to make elevating movement in rack；Positioned at machine frame inside tightening axle one end with
Rotor connection, tightening axle drive rotor rotation；
The follower is located at the lower section of lift rotating device, and follower includes servo-actuated connecting plate, shaft and bearing
Set, the servo-actuated connecting plate are connect by guiding mechanism with rotor, and the top of the shaft is fixed with servo-actuated connecting plate, shaft
Bottom fixed with ringfeder, the angular encoder is connect with shaft, the inner hollow of the shaft, the outside of shaft up and down two
End is connect by bearing with bearing holder (housing, cover) respectively, and the bearing holder (housing, cover) is fixed with rack, and the inside of shaft is run through in one end of the connecting rod,
And the connecting rod one end for being pierced by shaft is connect with the pull rod inside ringfeder, after connecting rod pulls up pull rod, so that ringfeder and differential mechanism
Axle shaft gear tensioner.
2. a kind of differential gear gap and moment measuring device according to claim 1, it is characterised in that: the rotation
Body includes rotation connection column and rotation connection plate, and the rotation connection column is fixed on the top of rotation connection plate, rotation connection
The external upper and lower ends of column pass through bearing respectively and connect with lifter plate.
3. a kind of differential gear gap and moment measuring device according to claim 2, it is characterised in that: the connecting rod
Fixed mechanism includes axle sleeve and fixed block, and the axle sleeve is fixed on the top of fixed block, the external upper and lower ends difference of axle sleeve
It is connect by bearing with rotation connection plate.
4. a kind of differential gear gap and moment measuring device according to claim 3, it is characterised in that: close to connecting rod
Upper end position in the connecting rod setting be provided with U-shaped board, two protrusions in the fixed block there are two protrusion
It is located above and below U-shaped board at position.
5. a kind of differential gear gap and moment measuring device according to claim 1, it is characterised in that: the shaft
Spacer is provided between bearing holder (housing, cover), the bearing of upper and lower ends outside the spacer support shaft.
6. a kind of differential gear gap and moment measuring device according to claim 1, it is characterised in that: the bearing
The upper and lower ends of set are respectively fixed with upper bearing (metal) baffle and lower bearing baffle, are provided with branch between the upper bearing (metal) baffle and shaft
Spacer is supportted, one end of the support spacer is abutted with the bearing of shaft upper end, and support the other end of spacer to abut with locking nut,
The locking nut is connect with shaft.
7. a kind of differential gear gap and moment measuring device according to claim 6, it is characterised in that: the lower axle
That holds baffle is internally provided with groove, and protrusion, the protrusion position are provided in the outer circle circumferential direction of shaft described in groove
In in groove.
8. a kind of differential gear gap and moment measuring device according to claim 1, it is characterised in that: the guiding
Mechanism is located at the two sides of servo-actuated connecting plate, and guiding mechanism includes guide post and bushing, and the bushing is connect with servo-actuated connecting plate,
The guide post is located at bush inside and connect with casing slip.
9. a kind of differential gear gap and moment measuring device according to claim 8, it is characterised in that: the guiding
The bottom of column is fixed with sensing chip, be fixed in rack described in the position corresponding position with guiding mechanism it is in situ close to switch and in place
It is in situ close to switch transmission signals in situ close to switch, and when sensing chip is close to close switch in situ；When sensing chip is close
In place close to when switching, signal in place is sent close to switch in place.
10. a kind of differential gear gap and moment measuring device according to claim 1, it is characterised in that: the drive
Dynamic device is oil cylinder, and the output shaft of the oil cylinder is connect by cylinder connector with lifter plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822070660.3U CN209432435U (en) | 2018-12-11 | 2018-12-11 | A kind of differential gear gap and moment measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822070660.3U CN209432435U (en) | 2018-12-11 | 2018-12-11 | A kind of differential gear gap and moment measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209432435U true CN209432435U (en) | 2019-09-24 |
Family
ID=67971247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822070660.3U Withdrawn - After Issue CN209432435U (en) | 2018-12-11 | 2018-12-11 | A kind of differential gear gap and moment measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209432435U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443754A (en) * | 2018-12-11 | 2019-03-08 | 上海天永智能装备股份有限公司 | A kind of differential gear gap and moment measuring device |
-
2018
- 2018-12-11 CN CN201822070660.3U patent/CN209432435U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443754A (en) * | 2018-12-11 | 2019-03-08 | 上海天永智能装备股份有限公司 | A kind of differential gear gap and moment measuring device |
| CN109443754B (en) * | 2018-12-11 | 2024-04-16 | 上海天永智能装备股份有限公司 | Differential gear clearance and moment detection device |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190924 Effective date of abandoning: 20240416 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190924 Effective date of abandoning: 20240416 |