CN207600432U - A kind of rotatable lever measuring device - Google Patents
A kind of rotatable lever measuring device Download PDFInfo
- Publication number
- CN207600432U CN207600432U CN201721690287.0U CN201721690287U CN207600432U CN 207600432 U CN207600432 U CN 207600432U CN 201721690287 U CN201721690287 U CN 201721690287U CN 207600432 U CN207600432 U CN 207600432U
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- card slot
- tighting rod
- lever
- line shaft
- measuring device
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Abstract
The utility model discloses a kind of rotatable lever measuring device, can realize that the dynamic of differential mechanism measures.The measuring device is moved up and down using lever drives with the tighting rod that axle shaft gear on differential mechanism is connect, tighting rod is driven to rotate using motor, it is simulated under working condition in differential mechanism, shift value when upper axle shaft gear is respectively at upper limit position and lower limit position is measured using sensor, by analyzing the shift value measured, differential mechanism accurate gap value between working condition middle gear and housing can be obtained, and suitable gasket is selected according to the gap value and is installed.
Description
Technical field
The utility model belongs to detection device technical field, specifically a kind of rotatable lever measuring device.
Background technology
Differential mechanism can make the mechanism that the realization of left and right driving wheel is rotated with different rotating speeds, mainly by left and right axle shaft gear, two
A planetary gear and tooth rest composition, above-mentioned parts may be contained in differential carrier body.To prevent gear from being contacted with housing, mistake
Degree abrasion and control gear shifting amount, are provided with gasket between planetary gear and gear box casing.
In the structure of differential mechanism, the gap between axle shaft gear and housing is adjusted by gasket, the thickness of gasket
It can determine planetary distribution, the cooperation of the assembling and its inner body of differential mechanism will be influenced, so the gap width is one
Important index, therefore, the choosing pad measurement of differential mechanism is particularly significant.Traditional choosing pad measurement is static measurement, this kind of method
It is moving up and down using tension mechanism, the upper and lower displacement amount of axle shaft gear is measured by sensor.But static measurement
Method can only measure the displacement of gear in the position, and displacement of the differential mechanism in real working condition can not then obtain
Know.
Invention content
Goal of the invention：The purpose of this utility model is for the deficiency in current technology, provides a kind of rotatable lever
Formula measuring device can realize that differential gear pad-choosing dynamic measures using described device.
Technical solution：To achieve the above object, the utility model provides a kind of rotatable lever measuring device, including
Pedestal 1, is provided with first support 2, second support 20, sensor stand 3 and fixture 25 on pedestal 1, on the sensor stand 3
Displacement sensor 4 is connected with, institute's displacement sensors 4 are used to measure displacement；Be provided in the first support 2 mounting base 6,
Motor 9 and lever rotating seat 22 are connected with tighting rod 7 at 6 center of mounting base, and tighting rod 7 is located at 6 section below of mounting base
It is provided with measuring block 5,4 head measurement head contact measurement block 5 of institute's displacement sensors is to measure the displacement of measuring block 5, tensioner
Bar 7 is located at 6 lower end of mounting base for tensioner head, and tighting rod 7 is located at 6 upper end of mounting base and is connected with tighting rod card slot 26,
Circumferentially a circle is provided with card slot to the tighting rod card slot 26, and 26 top of tighting rod card slot is connected with compression bar 10, lives on compression bar 10
Dynamic to be connected with briquetting 8,10 upper end of compression bar is connected with contact block 12, spring is provided between 10 upper holder block 8 of compression bar and contact block 12
11, briquetting 8 moves down under the action of spring 11 tightly touch tighting rod card slot 26 so as to push down tighting rod 7, the motor 9
It is connect with tighting rod 7 by transmission mechanism, tighting rod 7 can drive rotation by motor 9；Compression is provided in the second support 20
Board mount 16, compression cylinder 15 and reduction cylinder 17, the compression cylinder 15 are laterally disposed, and compression cylinder 15 is connected with compression
Plate 14, pressure plate 14 are flexibly connected with compressing board mount 16, and pressure plate 14 can be under the promotion of compression cylinder 15 around pressure plate branch
Frame 16 rotates, and is pressed downward pinch rod 10, and the reduction cylinder 17 is connected with line shaft 18, and line shaft 18 is placed vertically, line shaft
18 lower parts are connected with lifting cylinder 23, line shaft card slot 19 are provided on line shaft 18, circumferentially a circle is set line shaft card slot 19
Card slot is equipped with, is connected between the line shaft card slot 19 and tighting rod card slot 26 by lever 21,21 both ends of lever are respectively with moving
Card slot is flexibly connected on power axis card slot 19 and tighting rod card slot 26, and 21 middle part of lever connects with 22 activity of lever rotating seat
It connects, lever 21 can be rotated around lever rotating seat 22.
As a kind of improvement of this programme, connected between the tighting rod 7 and mounting base 6 by bearing.
As a kind of improvement of this programme, it is driven between the motor 9 and tighting rod 7 by gear connection.
As a kind of improvement of this programme, idler wheel 13 is provided on the pressure plate 14, idler wheel 13 is contacted with contact block 12.
As a kind of improvement of this programme, 21 both ends of lever are respectively connected with servo-actuated bearing 29 and by being servo-actuated bearing 29
It is flexibly connected respectively with card slot on line shaft card slot 19 and tighting rod card slot 26.
As a kind of improvement of this programme, pass through spring between the line shaft 18 and reduction cylinder 17 and lifting cylinder 23
Connection.
As a kind of improvement of this programme, the fixture 25 is air-actuated jaw.
As a kind of improvement of this programme, transmission device is arranged on tighting rod card slot 26 between the motor 9 and tighting rod 7
Between mounting base 6.
Advantageous effect：A kind of rotatable lever measuring device described in the utility model, in use, differential mechanism 24 is solid
It is scheduled in fixture 25, compression cylinder 15 works, and pressure plate 14 is pushed to rotatably compress compression bar 10, compression bar 10 moves downward, and promotion is risen
Tight bar 7 moves downward, and 7 head of tighting rod is stretched into differential mechanism 24 and combined with upper 242 tensioner of axle shaft gear, at this time can be by upper semiaxis
Gear 242 is considered as an entirety with tighting rod 7, then reduces cylinder 17 and works, propulsion power axis 18 moves downward, line shaft 18
Lever 21 is driven to be rotated counterclockwise around lever rotating seat 22, lever 21 connect one end with tighting rod card slot 26 and lifts, so as to drive
Tighting rod 7 rises, and upper half gear 242 receives upward power and moves up in differential mechanism 24 so that upper axle shaft gear 242 and housing
241 contacts rest on upper limit position, and motor 9 starts at this time, and motor drives tighting rod 7 to rotate, and displacement sensor 4 is to surveying at this time
5 position of gauge block measures, and after spin stabilization, displacement sensor 4 measures the shift value of upper limit position.Upper limit position moves
State measurement finishes, and is switched to lower limit position and measures, and stops motor 9, and tighting rod 7 stops rotating, and lifting cylinder 23 works,
Line shaft 18 is driven to move upwards, line shaft 18 drives lever 21 to be rotated clockwise around lever rotating seat 22, lever 21 and tensioner
Bar card slot 26 connects one end and declines, and so as to which tighting rod 7 be driven to decline, upper half gear 242 receives downward power in differential mechanism 24
And move down, upper axle shaft gear 242 is moved downward up to contact and is stopped after compressing planetary gear 243, rests on lower limit position,
Motor 9 starts at this time, and motor 9 drives tighting rod 7 to rotate, and displacement sensor 4 measures 5 position of measuring block at this time, waits to revolve
Turn after stablizing, displacement sensor 4 measures the shift value of lower limit position, is finally completed measurement process.
The line shaft 18 and reducing is connected between cylinder 17 and lifting cylinder 23 by spring, avoid actuating unit it
Between due to Hard link cause strength transmit it is uneven so that power transmit more stablize.
21 both ends of lever are respectively connected with servo-actuated bearing 29 with card slot contact portion, ensure tighting rod 7 always by vertical
The problem of power in direction is without bias.
Transmission device is arranged on 26 lower section of tighting rod card slot between the motor 9 and tighting rod 7 so that tighting rod 7 rotates
Shi Buhui is deviated by the power of left and right, so when ensure that measurement tighting rod 7 with going up the concentric of axle shaft gear 242 in differential mechanism 24
Degree improves and measures stability and accuracy.
The rotatable lever measuring device can realize that the dynamic of differential mechanism measures, and obtained measured value is closer
Actual value during differential mechanism actual working state helps to improve the accuracy of choosing pad.
Description of the drawings
Fig. 1, the rotatable lever measuring device structure diagram；
Fig. 2, the mounting base partial cross enlarged drawing；
Fig. 3, the differential portion cutaway view Amplified image；
Reference numerals list：1st, pedestal, 2, first support, 3, sensor stand, 4, displacement sensor, 5, measuring block, 6,
Mounting base, 7, tighting rod, 8, briquetting, 9, motor, 10, compression bar, 11, spring, 12, contact block, 13, idler wheel, 14, pressure plate, 15,
Compression cylinder, 16, compress board mount, 17, reduce cylinder, 18, line shaft, 19, line shaft card slot, 20, second support, 21, thick stick
Bar, 22, lever rotating seat, 23, lifting cylinder, 24, differential mechanism, 25, fixture, 26, tighting rod card slot, 27, driving gear, 28,
Driven gear, 29, servo-actuated bearing, 61, mounting base shell, 62, mounting base neck bush, 63, bearing, 241, shell, 242, upper half
Shaft gear, 243, planetary gear, 244, it is tested gasket, 245, planetary gear shaft.
Specific embodiment
With reference to the accompanying drawings and detailed description, the utility model is furtherd elucidate, it should be understood that following specific embodiment parties
Formula is merely to illustrate the utility model rather than limitation the scope of the utility model.It should be noted that make in being described below
Word "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, and word " interior " and " outer " respectively refer to
Be directed towards or the direction far from particular elements geometric centers.
A kind of rotatable lever measuring device as shown in Figure 1, including pedestal 1, first support is provided on pedestal 1
2nd, second support 20, sensor stand 3 and fixture 25.Fixture 25 is air-actuated jaw.Displacement sensing is connected on sensor stand 3
Device 4, displacement sensor 4 are used to measure displacement.Mounting base 6, motor 9 and lever rotating seat 22 are provided in first support 2, is pacified
Dress seat is connected with tighting rod 7 at 6 center, and tighting rod 7 is located at 6 section below of mounting base and is provided with measuring block 5, displacement sensing
4 head measurement head contact measurement block 5 of device is to measure the displacement of measuring block 5.Tighting rod 7 is located at 6 lower end of mounting base to rise
Tight head, tighting rod 7 are located at 6 upper end of mounting base and are connected with tighting rod card slot 26, the circumferentially circle setting of tighting rod card slot 26
There is card slot, 26 top of tighting rod card slot is connected with compression bar 10, and briquetting 8 is connected on compression bar 10, and 10 upper end of compression bar is connected with
Contact block 12, is provided with spring 11 between 10 upper holder block 8 of compression bar and contact block 12, briquetting 8 is under the action of spring 11 to moving down
It is dynamic tightly to touch tighting rod card slot 26 so as to push down tighting rod 7.Motor 9 is connect with tighting rod 7 by transmission mechanism, tighting rod 7
Can rotation be driven by motor 9.It is provided in second support 20 and compresses board mount 16, compression cylinder 15 and reduce cylinder 17, compressed
Cylinder 15 is laterally disposed, and compression cylinder 15 is connected with pressure plate 14, and pressure plate 14 is flexibly connected with compressing board mount 16, is compressed
Idler wheel 13 is provided on plate 14, idler wheel 13 is contacted with contact block 12, and pressure plate 14 can be under the promotion of compression cylinder 15 around compression
Board mount 16 rotates, and is pressed downward pinch rod 10.It reduces cylinder 17 and is connected with line shaft 18, line shaft 18 is placed vertically, line shaft
18 lower parts are connected with lifting cylinder 23, are connected between line shaft 18 and reduction cylinder 17 and lifting cylinder 23 by spring, power
Line shaft card slot 19 is provided on axis 18, circumferentially a circle is provided with card slot, line shaft card slot 19 and tensioner to line shaft card slot 19
It is connected between bar card slot 26 by lever 21,21 both ends of lever are lived respectively with card slot on line shaft card slot 19 and tighting rod card slot 26
Dynamic connection, 21 middle part of lever are flexibly connected with the lever rotating seat 22, and lever 21 can be rotated around lever rotating seat 22.
As shown in Fig. 2, transmission device is arranged between tighting rod card slot 26 and mounting base 6 between motor 9 and tighting rod 7,
Transmission device is gear, and 9 output terminal of motor is connected with driving gear 27, driven gear 28, driving gear are connected on tighting rod 7
27 engage with driven gear 28.Mounting base 6 includes mounting base shell 61, mounting base neck bush 62 and bearing, mounting base shell 61
It is connect with first support 2, mounting base neck bush 62 is connect with tighting rod 7, between mounting base shell 61 and mounting base neck bush 62
It is connected by bearing 63.21 both ends of lever be respectively connected with servo-actuated bearing 29 and by servo-actuated bearing 29 respectively with line shaft card slot 19
It is flexibly connected with card slot on tighting rod card slot 26.
24 structure of differential mechanism is as shown in figure 3, including shell 241, upper axle shaft gear 242, planetary gear 243, tested gasket
244 and planetary gear shaft 245.
During practical measurement, differential mechanism 24 is fixed in fixture 25, equipped with planetary gear shaft 245, planet in planetary gear 243
Equipped with tested gasket, compression cylinder 15 works in gear 243 outside, pressure plate 14 is pushed to rotatably compress compression bar 10, compression bar 10 is downward
Movement pushes tighting rod 7 to move downward, and 7 head of tighting rod is stretched into differential mechanism 24 and combined with upper 242 tensioner of axle shaft gear, this
When upper axle shaft gear 242 and tighting rod 7 can be considered as an entirety, then reduce cylinder 17 and work, propulsion power axis 18 is downward
Movement, line shaft 18 drive lever 21 to be rotated counterclockwise around lever rotating seat 22, and lever 21 connect one end with tighting rod card slot 26
It lifts, so as to which tighting rod 7 be driven to rise, upper half gear 242 receives upward power and moves up in differential mechanism 24 so that upper semiaxis
Gear 242 contacts with housing 241 and rests on upper limit position, and motor 9 starts at this time, and motor drives tighting rod 7 to rotate, at this time position
Displacement sensor 4 measures 5 position of measuring block, and after spin stabilization, displacement sensor 4 measures the displacement of upper limit position
Value.Upper limit position dynamic, which measures, to be finished, and is switched to lower limit position and is measured, stops motor 9, and tighting rod 7 stops rotating,
Lifting cylinder 23 works, and line shaft 18 is driven to move upwards, and line shaft 18 drives lever 21 to be revolved clockwise around lever rotating seat 22
Turn, lever 21 connect one end decline, so as to which tighting rod 7 be driven to decline, upper half gear in differential mechanism 24 with tighting rod card slot 26
242 receive downward power and move down, and after upper axle shaft gear 242 moves downward contact planetary gear 243, planetary gear 243 receives
Lateral power is moved to both sides, until planetary gear 243, tested gasket 244 and housing 241 are in close contact, goes up half axle gear at this time
Wheel 242 rests on lower limit position, and motor 9 starts, and motor 9 drives tighting rod 7 to rotate, and displacement sensor 4 is to 5 position of measuring block
It measures, after spin stabilization, displacement sensor 4 measures the shift value of lower limit position, is finally completed measurement process, passes through
To the shift value that displacement sensor 4 is measured when upper axle shaft gear 242 is in upper limit position and lower limit position, can obtain
The accurate gap value between working condition middle gear and housing of differential mechanism 24, and according to the gap value select suitable gasket into
Row installation.
Technological means disclosed in the utility model is not limited only to the technological means disclosed in the above embodiment, also
Including by more than technical characteristic arbitrarily the formed technical solution of combination.
Claims (8)
1. a kind of rotatable lever measuring device, which is characterized in that including pedestal（1）, pedestal（1）On be provided with first
Frame（2）, second support（20）, sensor stand（3）And fixture（25）, the sensor stand（3）On be connected with displacement sensing
Device（4）, institute's displacement sensors（4）For measuring displacement；The first support（2）On be provided with mounting base（6）, motor
（9）With lever rotating seat（22）, mounting base（6）Tighting rod is connected at center（7）, tighting rod（7）Positioned at mounting base（6）
Section below is provided with measuring block（5）, institute's displacement sensors（4）Head measurement head contact measurement block（5）To measure measuring block
（5）Displacement, tighting rod（7）Positioned at mounting base（6）Lower end be tensioner head, tighting rod（7）Positioned at mounting base（6）Top
End is connected with tighting rod card slot（26）, the tighting rod card slot（26）Circumferentially a circle is provided with card slot, tighting rod card slot
（26）Top is connected with compression bar（10）, compression bar（10）On be connected with briquetting（8）, compression bar（10）Upper end is connected with contact block
（12）, compression bar（10）Upper holder block（8）And contact block（12）Between be provided with spring（11）, briquetting（8）In spring（11）Effect
Under move down and tightly touch tighting rod card slot（26）So as to push down tighting rod（7）, the motor（9）With tighting rod（7）Pass through
Transmission mechanism connects, tighting rod（7）It can be by motor（9）Drive rotation；The second support（20）On be provided with compression board mount
（16）, compression cylinder（15）With reduction cylinder（17）, the compression cylinder（15）To be laterally disposed, compression cylinder（15）It is connected with
Pressure plate（14）, pressure plate（14）With compressing board mount（16）Flexible connection, pressure plate（14）It can be in compression cylinder（15）Push away
Around compression board mount under dynamic（16）Rotation, is pressed downward pinch rod（10）, the reduction cylinder（17）It is connected with line shaft（18）, move
Power axis（18）It is vertical to place, line shaft（18）Lower part is connected with lifting cylinder（23）, line shaft（18）On be provided with line shaft card
Slot（19）, line shaft card slot（19）Circumferentially a circle is provided with card slot, the line shaft card slot（19）With tighting rod card slot（26）
Between pass through lever（21）Connection, lever（21）Both ends respectively with line shaft card slot（19）With tighting rod card slot（26）Upper card slot is lived
Dynamic connection, the lever（21）Middle part and the lever rotating seat（22）Flexible connection, lever（21）It can be around lever rotating seat
（22）Rotation.
2. a kind of rotatable lever measuring device according to claim 1, it is characterised in that：The tighting rod（7）
With mounting base（6）Between connected by bearing.
3. a kind of rotatable lever measuring device according to claim 2, it is characterised in that：The motor（9）With
Tighting rod（7）Between by gear connection be driven.
4. a kind of rotatable lever measuring device according to claim 3, it is characterised in that：The pressure plate（14）
On be provided with idler wheel（13）, idler wheel（13）With contact block（12）Contact.
5. a kind of rotatable lever measuring device according to claim 4, it is characterised in that：The lever（21）Two
End is respectively connected with servo-actuated bearing（29）And by being servo-actuated bearing（29）Respectively with line shaft card slot（19）With tighting rod card slot（26）
Upper card slot flexible connection.
6. a kind of rotatable lever measuring device according to claim 5, it is characterised in that：The line shaft（18）
With reducing cylinder（17）And lifting cylinder（23）Between connected by spring.
7. a kind of rotatable lever measuring device according to claim 6, it is characterised in that：The fixture（25）For
Air-actuated jaw.
8. a kind of rotatable lever measuring device according to claim 7, it is characterised in that：The motor（9）With
Tighting rod（7）Between transmission device be arranged on tighting rod card slot（26）With mounting base（6）Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721690287.0U CN207600432U (en) | 2017-12-07 | 2017-12-07 | A kind of rotatable lever measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721690287.0U CN207600432U (en) | 2017-12-07 | 2017-12-07 | A kind of rotatable lever measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207600432U true CN207600432U (en) | 2018-07-10 |
Family
ID=62764220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721690287.0U Active CN207600432U (en) | 2017-12-07 | 2017-12-07 | A kind of rotatable lever measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207600432U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107883911A (en) * | 2017-12-07 | 2018-04-06 | 南京泰普森自动化设备有限公司 | A kind of rotatable lever measurement apparatus |
-
2017
- 2017-12-07 CN CN201721690287.0U patent/CN207600432U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107883911A (en) * | 2017-12-07 | 2018-04-06 | 南京泰普森自动化设备有限公司 | A kind of rotatable lever measurement apparatus |
| CN107883911B (en) * | 2017-12-07 | 2024-06-04 | 南京泰普森自动化设备有限公司 | Rotatable lever measuring device |
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