CN105136037A - Measurement device for measuring end face run-out of passive gear - Google Patents
Measurement device for measuring end face run-out of passive gear Download PDFInfo
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- CN105136037A CN105136037A CN201510628869.5A CN201510628869A CN105136037A CN 105136037 A CN105136037 A CN 105136037A CN 201510628869 A CN201510628869 A CN 201510628869A CN 105136037 A CN105136037 A CN 105136037A
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Abstract
The invention relates to the technical field of automobile manufacturing and discloses a measurement device for measuring the end face run-out of a passive gear. The measurement device comprises a conveyor line and a measurement mechanism. The measurement mechanism comprises a supporting seat, a first sliding platform assembly and a second sliding platform assembly. The first sliding platform assembly comprises a sliding platform capable of sliding along the vertical direction, and a driving unit used for driving the sliding platform to slide. The second sliding platform assembly comprises a sliding platform capable of sliding along the vertical direction, a driving unit arranged on the sliding platform and used for driving a passive gear in a differential sub-assembly to rotate, a laser range finder arranged on the sliding platform and used for detecting the end face run-out of the passive gear, and a second driving unit used for driving the sliding platform to slide. According to the technical scheme of the invention, the differential sub-assembly is supported by the first sliding platform assembly, and the passive gear is driven to rotate by the second sliding platform assembly. Meanwhile, the end face run-out value of the passive gear is measured by the laser range finder in the second sliding platform assembly. Therefore, the end face run-out value of the passive gear can be accurately obtained, so that the detection accuracy is improved.
Description
Technical field
The present invention relates to the technical field of automobile making, refer more particularly to a kind of driven gear end pulsation measurement device.
Background technology
Most domestic Automobile Parts Industry, in the assembling of differential mechanism sub-unit, adopts the mode of dial gauge or lever meter and driven gear end contact, measures face runout value when driven gear rotates.But traditional alignment measurement mode has the following disadvantages: the region of Gong the measuring junction surface jitter value that driven gear and differential casing expose after installing is very little.Micro-pressure when dial gauge or lever meter and driven gear end contact is wayward.The connecting link supporting dial gauge or lever meter is cantilevered fashion, easily rocks and affects measuring accuracy.The variation range of artificial visual jitter values, cannot record real-time jitter values.Differential bearing does not participate in the measurement of driven gear face runout value.
Summary of the invention
The invention provides a kind of driven gear end pulsation measurement device, in order to improve the precision when assembling of differential mechanism sub-unit detects, improve Detection results.
The invention provides a kind of driven gear end pulsation measurement device, this measurement mechanism comprises:
Pipeline and measuring mechanism;
Pipeline for carrying detected differential mechanism sub-unit, and described pipeline is provided with multiple pallet;
Described measuring mechanism comprises:
Supporting seat;
First slide unit assembly; Comprise: be slidedly assemblied in described supporting seat and first slide unit that can vertically slide, and described first slide unit is provided with for the bearing by detected differential mechanism sub-unit jack-up; Drive the first drive unit that described first slide unit slides;
Second slide unit assembly, be slidedly assemblied in described supporting seat and second slide unit that can vertically slide, be arranged on the second drive unit of described second slide unit, described second drive unit is used for coordinating with described bearing and is clamped by described differential mechanism sub-unit and to drive the driven gear in described differential mechanism sub-unit to rotate; And be arranged on described second slide unit and airborne laser range finder for detecting described driven gear face runout; Also comprise the 3rd drive unit driving described second slide unit to slide.
In technique scheme, by the first slide unit modular support differential mechanism sub-unit, and rotated by the driven gear in the second slide unit Component driver differential mechanism sub-unit, meanwhile, measured the jitter values of driven gear end face by the airborne laser range finder in the second slide unit assembly.Thus accurately can obtain the face runout numerical value of driven gear when rotating, improve the accuracy of detection.
Preferably, described bearing is provided with the first pressure head for carrying described differential mechanism sub-unit.
Preferably, described second drive unit comprises: the sleeve being fixed on described second slide unit, is arranged on second pressure head of described sleeve away from one end of described second slide unit; Be fixed on the servomotor of described second slide unit, and described servomotor is connected with the shift fork be connected with the planet pin in described differential mechanism sub-unit, and when described servomotor rotates, described shift fork drives the driven gear in described differential mechanism sub-unit to rotate.
Preferably, the output shaft of described servomotor is set with the main shaft with hollow cavity, in described main shaft, slidable fit has telescopic shaft, and described telescopic shaft is fixed with described shift fork away from one end of described main shaft; And being provided with Compress Spring in described hollow cavity, one end of described Compress Spring is pressed on the end of described telescopic shaft, and the other end is pressed on the end of described output shaft.
Preferably, the sidewall of described hollow cavity is provided with chute; Described telescopic shaft is provided with the coupled axle-pin be slidedly assemblied in described chute.
Preferably, the display device of the described driven gear face runout value for showing described airborne laser range finder record is also comprised.
Preferably, also comprise control device, controlling described first drive unit and described 3rd drive unit drives described first slide unit and described second slide unit to slide until by described differential mechanism sub-unit clamping respectively, and drives described second drive unit to drive driven gear to rotate with setting speed.
Preferably, also comprise:
Warning device;
Described control device also for, when the numerical value that described airborne laser range finder detects exceeds setting value, control described warning device report to the police.
Accompanying drawing explanation
The structural representation of the driven gear end pulsation measurement device that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the second drive unit that Fig. 2 provides for the embodiment of the present invention;
The structural representation of the first slide unit assembly that Fig. 3 provides for the embodiment of the present invention.
Reference numeral:
10-supporting seat 20-second slide unit assembly 21-second slide unit
22-the 3rd drive unit 23-second drive unit 231-servomotor
232-sleeve 233-Compress Spring 234-main shaft
235-telescopic shaft 236-second pressure head 237-shift fork
238-coupled axle-pin 24-airborne laser range finder 30-first slide unit assembly
31-first slide unit 32-first drive unit 33-bearing
34-first pressure head 40-differential mechanism sub-unit 50-pipeline
Embodiment
Below in conjunction with accompanying drawing, specific embodiments of the invention are described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
The structural representation of the driven gear end pulsation measurement device provided for the embodiment of the present invention with reference to figure 1, Fig. 2 and Fig. 3, Fig. 1 in the lump; The structural representation of the second drive unit that Fig. 2 provides for the embodiment of the present invention; The structural representation of the first slide unit assembly that Fig. 3 provides for the embodiment of the present invention.
Embodiments provide a kind of driven gear end pulsation measurement device, this measurement mechanism comprises:
Pipeline 50 and measuring mechanism;
This pipeline 50 for carrying detected differential mechanism sub-unit, and described pipeline 50 is provided with multiple pallet;
This measuring mechanism comprises:
Supporting seat 10;
First slide unit assembly 30; Comprise: be slidedly assemblied in described supporting seat 10 and first slide unit 31 that can vertically slide, and described first slide unit 31 is provided with for the bearing 33 by detected differential mechanism sub-unit 40 jack-up; Drive the first drive unit 32 that described first slide unit 31 slides;
Second slide unit assembly 20, be slidedly assemblied in described supporting seat 10 and second slide unit 21 that can vertically slide, be arranged on the second drive unit 23 of described second slide unit 21, described differential mechanism sub-unit 40 to clamp for coordinating with described bearing 33 and to drive the driven gear in described differential mechanism sub-unit to rotate by described second drive unit 23; And be arranged on described second slide unit 21 and airborne laser range finder 24 for detecting described driven gear face runout; Also comprise the 3rd drive unit 22 driving described second slide unit 21 to slide.
In the above-described embodiments, differential mechanism sub-unit 40 is supported by the first slide unit assembly 30, and drive the driven gear in differential mechanism sub-unit 40 to rotate by the second slide unit assembly 20, meanwhile, measured the jitter values of driven gear end face by the airborne laser range finder 24 in the second slide unit assembly 20.Thus accurately can obtain the face runout numerical value of driven gear when rotating, improve the accuracy of detection.
Conveniently to the understanding of the structure of the measurement mechanism that the embodiment of the present invention provides, below in conjunction with specific embodiment, its structure and principle of work are described in detail.
As shown in Figure 1, the measurement mechanism that the present embodiment provides transports detected differential mechanism sub-unit 40 by pipeline 50, concrete, pipeline 50 is provided with the pallet for holding differential mechanism sub-unit 40.
The first slide unit assembly 30 in above-mentioned measuring mechanism and the second slide unit assembly 20 are arranged on supporting seat 10, and this supporting seat 10 is a vertical rack construction.
Wherein, pallet is provided with the through hole matched with bearing 33.When the first slide unit assembly 30 upward sliding, bearing 33 through after this through hole by differential mechanism sub-unit 40 jack-up, and, bearing 33 is provided with the first pressure head 34 for carrying differential mechanism sub-unit 40.Differential mechanism sub-unit 40 is supported by the first pressure head 34.
The structural representation of the first slide unit assembly 30 that the present embodiment provides is shown with reference to figure 3, Fig. 3; This first slide unit assembly 30 comprises the first slide unit 31 with supporting seat 10 slidable fit, concrete, supporting seat 10 is provided with the guide rail of vertical direction, and the first slide unit 31 slidable fit on the guideway.And the first slide unit assembly 30 adopts the structure driving cylinder or drive hydraulic cylinder, when specifically arranging, drive cylinder or drive the cylinder body of hydraulic cylinder to be fixed on supporting seat 10, drive cylinder or drive the piston rod of hydraulic cylinder to be fixedly connected with the first slide unit 31, when piston rod stretches, the first slide unit 31 is driven vertically to slide, thus make to be arranged on bearing 33 on the first slide unit 31 can the differential mechanism sub-unit 40 that is not detected of jack-up, and the differential mechanism sub-unit 40 after having detected is put on pallet, and when stating function in realization, bearing 33 contacts with differential mechanism sub-unit 40 through after the through hole on pallet, and by its jack-up, in concrete structure, the top of bearing 33 is provided with the first pressure head 34, this first pressure head 34 is for supporting differential mechanism sub-unit 40, and it is positioned.
The second slide unit assembly 20 wherein comprises, be slidedly assemblied in the second slide unit 21 on supporting seat 10, when specifically arranging, supporting seat 10 is provided with guide rail, second slide unit 21 is slidedly assemblied on guide rail, and, second slide unit 21 is positioned at the top of supporting seat 10, in addition, the 3rd drive unit 22 driving the second slide unit 21 to slide also is arranged on the top of supporting seat 10, when specifically arranging, as shown in Figure 1, the top of supporting seat 10 is provided with a top board, this top board extends outside supporting seat 10, 3rd drive unit 22 is fixed on this top board, when specifically selecting, 3rd drive unit 22 is for driving cylinder or driving hydraulic cylinder, and drive cylinder or drive the cylinder body of hydraulic cylinder to be arranged on top board, piston rod is fixedly connected with the second slide unit 21, slided by flexible realization promotion second slide unit 21 of piston rod, thus the structure be arranged on the second slide unit 21 can be contacted with detected differential mechanism sub-unit 40.
The structure be arranged on the second slide unit 21 is mainly two, and one is the airborne laser range finder 24 detecting driven gear face runout, and another is the second drive unit 23 driving driven gear to rotate.As shown in Figure 1, the setting position of airborne laser range finder 24 has been shown in Fig. 1, this airborne laser range finder 24 is arranged on one side of the second drive unit 23, after the second slide unit 21 slides, when second drive unit 23 is connected with detected differential mechanism sub-unit 40, the laser rays that airborne laser range finder 24 irradiates can be irradiated to the end face of driven gear, and the distance of airborne laser range finder 24 and driven gear end face can be measured, wherein, this airborne laser range finder 24 comprises generating laser and laser pickoff, the light being received in driven gear end face reflection by laser pickoff can measure the value of airborne laser range finder 24 to driven gear end face.As shown in Figure 2, Fig. 2 shows the structure of the second drive unit 23 in the second slide unit assembly 20.This second drive unit 23 comprises: the sleeve 232 being fixed on the second slide unit 21, is arranged on second pressure head 236 of sleeve 232 away from one end of the second slide unit 21; Be fixed on the servomotor 231 of the second slide unit 21, and servomotor 231 is connected with the shift fork 237 be connected with the planet pin in differential mechanism sub-unit 40, and when servomotor 231 rotates, shift fork 237 drives the driven gear in differential mechanism sub-unit 40 to rotate.And when detecting, there is change in the distance that airborne laser range finder 24 detects, this change is the numerical value of driven gear face runout.Wherein, the second pressure head 236 matches with the first pressure head 34 and to be compressed by detected differential mechanism sub-unit 40, thus ensures that, when shift fork 237 drives driven gear to rotate, what detected differential mechanism sub-unit 40 can be stable is fixed.
When specifically arranging, the output shaft of servomotor 231 is set with the main shaft 234 with hollow cavity, in main shaft 234, slidable fit has telescopic shaft 235, and telescopic shaft 235 is fixed with shift fork 237 away from one end of main shaft 234; And in hollow cavity, being provided with Compress Spring 233, one end of Compress Spring 233 is pressed on the end of telescopic shaft 235, and the other end is pressed on the end of output shaft.When the second pressure head 236 is pressed in the end of differential mechanism sub-unit 40, shift fork 237 and planet pin are connected, and drive driven gear to rotate, and ensure by the Compress Spring 233 arranged the reliability that shift fork 237 is connected with the planet pin in the differential mechanism sub-unit 40 of different model, ensure that the second pressure head 236 and differential mechanism sub-unit 40 compress contact time, shift fork 237 can be connected with planet pin, and when servomotor 231 rotates, shift fork 237 can drive driven gear to rotate.Wherein, when telescopic shaft 235 is slidably connected with main shaft 234, the sidewall of hollow cavity is provided with chute; Telescopic shaft 235 is provided with the coupled axle-pin 238 be slidedly assemblied in chute.Thus ensure that telescopic shaft 235 can synchronous axial system when main shaft 234 rotates.
In addition, as the preferred scheme of one, the display device for showing the driven gear face runout value that airborne laser range finder 24 records also is comprised.By the data that display device display airborne laser range finder 24 detects, staff directly can see the result of detection.
Also comprise control device, control the first drive unit 32 and the 3rd drive unit 22 drives the first slide unit 31 and the second slide unit 21 to slide until clamped by differential mechanism sub-unit 40 respectively, and drive the second drive unit 23 to drive driven gear to rotate with setting speed.Control the first drive unit 32, second drive unit 23 and the 3rd drive unit 22 action by control device, thus achieve automatic business processing, this control device can be single-chip microcomputer, PLC or industrial PC.
In addition, preferably, also comprise: warning device; Control device also for, airborne laser range finder 24 detect numerical value exceed setting value time, control described warning device report to the police.Thus can staff be reminded, realize intellectualized detection.
Below in conjunction with above-mentioned concrete structure, describe its principle of work in detail:
Manually the first pressure head 34 is put in differential mechanism lower bearing outer ring.
Manually press clearance button, the pallet of band differential mechanism sub-unit enters into this station automatically.
Manually differential mechanism head bearing outer ring and head bearing inner ring are attached together.
Manually press start button, measurement mechanism completes detection operating mode automatically:
A, the first drive unit 32 drive that the first slide unit 31 is up to put in place, to be closely cooperated in lower bearing outer ring and lower bearing inner ring and jacking differential mechanism sub-unit 40 leaves pallet through the first pressure head 34;
B, the 3rd drive unit 22 drive that the second slide unit 21 is descending to put in place, and head bearing outer ring and head bearing inner ring closely cooperate by the second pressure head 236;
C, to move through the first drive unit 32 and the 3rd drive unit 22 predetermined axial force is applied to differential bearing, realize bearing pre-tightened;
Servomotor 231 in d, the second drive unit 23 drives the driven gear in differential mechanism sub-unit 40 to slowly run through main shaft 234 and telescopic shaft 235 with shift fork 237;
E, airborne laser range finder 24 measure face runout value when driven gear rotates;
F, control device draw out the real-time curve chart of face runout value automatically by interface, and by the jitter values scope comparison with setting, the qualified and defective window in interface is pointed out.
After detection, the first slide unit 31, second slide unit 21 resets.
Artificial relevant position cup, diff. side bearing being put back to pallet.
Manually press clearance button, pallet leaves this station.
Can be found out by foregoing description, differential mechanism sub-unit 40 is supported by the first slide unit assembly 30, and drive the driven gear in differential mechanism sub-unit 40 to rotate by the second slide unit assembly 20, meanwhile, measured the jitter values of driven gear end face by the airborne laser range finder 24 in the second slide unit assembly 20.Thus accurately can obtain the face runout numerical value of driven gear when rotating, improve the accuracy of detection.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (8)
1. a driven gear end pulsation measurement device, is characterized in that, comprising: pipeline and measuring mechanism;
Pipeline for carrying detected differential mechanism sub-unit, and described pipeline is provided with multiple pallet;
Described measuring mechanism comprises:
Supporting seat;
First slide unit assembly; Comprise: be slidedly assemblied in described supporting seat and first slide unit that can vertically slide, and described first slide unit is provided with for the bearing by detected differential mechanism sub-unit jack-up; Drive the first drive unit that described first slide unit slides;
Second slide unit assembly, be slidedly assemblied in described supporting seat and second slide unit that can vertically slide, be arranged on the second drive unit of described second slide unit, described second drive unit is used for coordinating with described bearing and is clamped by described differential mechanism sub-unit and to drive the driven gear in described differential mechanism sub-unit to rotate; And be arranged on described second slide unit and airborne laser range finder for detecting described driven gear face runout; Also comprise the 3rd drive unit driving described second slide unit to slide.
2. driven gear end pulsation measurement device as claimed in claim 1, is characterized in that, described bearing being provided with the first pressure head for carrying described differential mechanism sub-unit.
3. driven gear end pulsation measurement device as claimed in claim 2, it is characterized in that, described second drive unit comprises: the sleeve being fixed on described second slide unit, is arranged on second pressure head of described sleeve away from one end of described second slide unit; Be fixed on the servomotor of described second slide unit, and described servomotor is connected with the shift fork be connected with the planet pin in described differential mechanism sub-unit, and when described servomotor rotates, described shift fork drives the driven gear in described differential mechanism sub-unit to rotate.
4. driven gear end pulsation measurement device as claimed in claim 3, it is characterized in that, the output shaft of described servomotor is set with the main shaft with hollow cavity, in described main shaft, slidable fit has telescopic shaft, and described telescopic shaft is fixed with described shift fork away from one end of described main shaft; And being provided with Compress Spring in described hollow cavity, one end of described Compress Spring is pressed on the end of described telescopic shaft, and the other end is pressed on the end of described output shaft.
5. driven gear end pulsation measurement device as claimed in claim 4, is characterized in that, the sidewall of described hollow cavity is provided with chute; Described telescopic shaft is provided with the coupled axle-pin be slidedly assemblied in described chute.
6. driven gear end pulsation measurement device as claimed in claim 5, is characterized in that, also comprising the display device of the described driven gear face runout value for showing described airborne laser range finder record.
7. driven gear end pulsation measurement device as claimed in claim 6, it is characterized in that, also comprise control device, controlling described first drive unit and described 3rd drive unit drives described first slide unit and described second slide unit to slide until by described differential mechanism sub-unit clamping respectively, and drives described second drive unit to drive driven gear to rotate with setting speed.
8. driven gear end pulsation measurement device as claimed in claim 7, is characterized in that, also comprise:
Warning device;
Described control device also for, when the numerical value that described airborne laser range finder detects exceeds setting value, control described warning device report to the police.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510628869.5A CN105136037B (en) | 2015-09-28 | 2015-09-28 | A kind of driven gear end pulsation measurement device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510628869.5A CN105136037B (en) | 2015-09-28 | 2015-09-28 | A kind of driven gear end pulsation measurement device |
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| CN105136037A true CN105136037A (en) | 2015-12-09 |
| CN105136037B CN105136037B (en) | 2018-03-27 |
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| CN201510628869.5A Active CN105136037B (en) | 2015-09-28 | 2015-09-28 | A kind of driven gear end pulsation measurement device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106895805A (en) * | 2015-12-21 | 2017-06-27 | 天津市天传电气节能产业孵化器有限公司 | A kind of end face run-out detector |
| CN110864651A (en) * | 2019-12-04 | 2020-03-06 | 徐亚果 | Differential mechanism shell quality detection equipment |
| WO2023065737A1 (en) * | 2021-10-20 | 2023-04-27 | 江苏太平洋精锻科技股份有限公司 | Detection system and method for differential assembly |
| CN116045869A (en) * | 2023-04-03 | 2023-05-02 | 苏州托克斯冲压设备有限公司 | Multi-position circumferential runout detection device and silicone oil fan clutch detection equipment |
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| EP0816799A2 (en) * | 1996-07-04 | 1998-01-07 | Sun Electric UK Ltd. | Tyre condition assessment |
| JP2000018923A (en) * | 1998-06-30 | 2000-01-21 | Yamato Koei Seisakusho:Kk | Inspecting apparatus for deflection and outer diameter of roller or the like |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106895805A (en) * | 2015-12-21 | 2017-06-27 | 天津市天传电气节能产业孵化器有限公司 | A kind of end face run-out detector |
| CN110864651A (en) * | 2019-12-04 | 2020-03-06 | 徐亚果 | Differential mechanism shell quality detection equipment |
| CN110864651B (en) * | 2019-12-04 | 2020-11-24 | 徐亚果 | Differential mechanism shell quality detection equipment |
| WO2023065737A1 (en) * | 2021-10-20 | 2023-04-27 | 江苏太平洋精锻科技股份有限公司 | Detection system and method for differential assembly |
| CN116045869A (en) * | 2023-04-03 | 2023-05-02 | 苏州托克斯冲压设备有限公司 | Multi-position circumferential runout detection device and silicone oil fan clutch detection equipment |
| CN116045869B (en) * | 2023-04-03 | 2023-07-07 | 苏州托克斯冲压设备有限公司 | Multi-position circumferential runout detection device and silicone oil fan clutch detection equipment |
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