CN204085752U - A kind of moment of friction aided measurement device - Google Patents
A kind of moment of friction aided measurement device Download PDFInfo
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- CN204085752U CN204085752U CN201420506053.6U CN201420506053U CN204085752U CN 204085752 U CN204085752 U CN 204085752U CN 201420506053 U CN201420506053 U CN 201420506053U CN 204085752 U CN204085752 U CN 204085752U
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Abstract
A kind of moment of friction aided measurement device, comprise fixed support mechanism, gear train, measuring mechanism and clamping device, gear train comprises electric machine assembly, turning axle A, turning axle B, measuring mechanism adopts torque sensor, gear train is fixedly mounted in fixed support mechanism, connected by spring coupling between electric machine assembly and torque sensor, turning axle B is fixedly connected with torque sensor, turning axle A is fixedly connected with clamping device, is connected between turning axle A and turning axle B by universal joint.The utility model carrys out the size of indirect feedback each roll wheel assembly assembly pretightening power by the size measuring the moment of friction in servo control mechanism assembling process between each roll wheel assembly and bull gear, thus realizes the object quantizing technique assembly parameter; By measuring the assembly parameter in assembling process, finding out the internal relation that it affects for servo control mechanism dynamic indicator, thus the Fine Boring of servo control mechanism is verified.
Description
Technical field
The utility model relates to a kind of moment of friction aided measurement device that can be applicable to servo control mechanism Fine Boring field.
Background technology
The device that servo control mechanism combines as mechanical hook-up and control system, it is the critical component of homing guidance product, the result of its assembling and debugging directly can have influence on the accuracy of product, along with facility modernization is fast-developing, the production of servo control mechanism is at present no matter in theory or during actual production operates,, there is considerable technology blind area in particularly its Fine Boring process.Because assembling link is not fully aware of to the influencing mechanism of the dynamic performance index of mechanism, servo control mechanism assembly technology is made seriously to lag behind the design level of processing of current equipment, the production cycle of product, production cost, quality and reliability, stability is caused to be difficult to control, cause product to criticize production task to complete by demand, seriously constrain product marketization speed.Therefore development dedicated accessory tool and pick-up unit is needed, quantification test and research are carried out on the key parameter affected in assembling process, and find out its internal relation that servo control mechanism dynamic indicator is affected, thus the Fine Boring process of servo control mechanism is verified, and then improve Fine Boring technological specification, ensure batch assembly performance stability, quality conformance, to solve a servo control mechanism gear wheel Fine Boring difficult problem, realize quantitative assembling truly, batch productive capacity improving Product Assembly qualification rate and enterprise is had great significance.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of for servo control mechanism Fine Boring, can realize carrying out quantitative measurment to assembly parameter, the moment of friction aided measurement device that structure is simple, easy for installation.
For solving the problems of the technologies described above, the utility model have employed a kind of moment of friction aided measurement device, comprise fixed support mechanism, gear train, measuring mechanism and clamping device, described gear train comprises electric machine assembly, turning axle A, turning axle B, described measuring mechanism adopts torque sensor, described gear train is fixedly mounted in fixed support mechanism, connected by spring coupling between described electric machine assembly and torque sensor, described turning axle B is fixedly connected with torque sensor, described turning axle A is fixedly connected with clamping device, connected by universal joint between described turning axle A and turning axle B.
As preferably of the present utility model, described fixed support mechanism comprises stationary platform, sensor support frame, bracing frame and middle connecting plate, described sensor support frame and bracing frame fixed installation are on the stationary platform, middle connecting plate is provided with between described sensor support frame and bracing frame, described middle connecting plate is fixedly connected with respectively with between sensor support frame, bracing frame, described electric machine assembly is fixedly mounted on sensor support frame, and described turning axle B is fixedly mounted on bracing frame.
As of the present utility model preferred further, described clamping device adopts pivot arm, and described pivot arm is ungulate symmetrical structure, described pivot arm is provided with the mating surface matched with gear wheel.
As of the present utility model preferred further, described pivot arm is provided with taper hole, and described turning axle A one end is provided with conical structure, is fixedly connected with between described pivot arm and turning axle A by taper hole with conical structure cooperation.
As of the present utility model preferred further, between described turning axle B and bracing frame, be provided with bearing assembly.
The utility model carrys out the size of indirect feedback each roll wheel assembly assembly pretightening power by the size measuring the moment of friction in servo control mechanism assembling process between each roll wheel assembly and bull gear, thus realizes the object quantizing technique assembly parameter; By measuring the assembly parameter in assembling process, find out the internal relation that it affects for servo control mechanism dynamic indicator, thus the Fine Boring of servo control mechanism is verified, to ensure batch assembly performance stability, quality conformance, solve a difficult problem for servo control mechanism gear wheel Fine Boring, realize quantitative assembling truly.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further described.
Fig. 1 is the utility model structural representation.
Fig. 2 be in Fig. 1 A to schematic diagram.
In figure: 1, stationary platform, 2, sensor support frame, 3, bracing frame, 4, electric machine assembly, 5, spring coupling, 6, torque sensor, 7, middle connecting plate, 8, turning axle A, 9, turning axle B, 10, pivot arm, 11, presser feet wheel, 12, bearing assembly, 13, universal joint, 14, gear wheel.
Embodiment
With reference to Fig. 1 and 2, a kind of moment of friction aided measurement device, comprise fixed support mechanism, gear train, measuring mechanism and clamping device, described gear train comprises electric machine assembly 4, turning axle A8, turning axle B9, described measuring mechanism adopts torque sensor 6, described gear train is fixedly mounted in fixed support mechanism, connected by spring coupling 5 between described electric machine assembly 4 and torque sensor 6, described turning axle B9 is fixedly connected with torque sensor 6, described turning axle A8 is fixedly connected with clamping device, connected by universal joint 13 between described turning axle A8 and turning axle B9.
In the utility model, described fixed support mechanism comprises stationary platform 1, sensor support frame 2, bracing frame 3 and middle connecting plate 7, described sensor support frame 2 and bracing frame 3 are fixedly mounted in stationary platform 1, middle connecting plate 7 is provided with between described sensor support frame 2 and bracing frame 3, described middle connecting plate 7 is fixedly connected with respectively with between sensor support frame 2, bracing frame 3, described electric machine assembly 4 is fixedly mounted on sensor support frame 2, and described turning axle B9 is fixedly mounted on bracing frame 3.
Described sensor support frame 2, bracing frame 3 and middle connecting plate 7 are coupled together by threaded components, electric machine assembly 4 is bolted on bracing frame 3 through bracing frame 3, described torque sensor 6 realizes connecting with the connection of electric machine assembly 4 by spring coupling 5, thus realizes the object measuring Motor torque in real time.
Described turning axle B9 is connected with torque sensor 6 by threaded components, reach the object of rotating with motor in synchrony, turning axle B9 is fixedly mounted on bracing frame 3 upper end by the nut of band edge ear, bearing assembly 12 is provided with between described turning axle B9 and bracing frame 3, realize the zero error between turning axle B9 and bracing frame 3 and the object reducing friction force, increase the measuring accuracy of system.
As shown in Figure 2, described clamping device adopts pivot arm 10, and described pivot arm 10 is ungulate symmetrical structure, described pivot arm 10 is provided with the mating surface matched with gear wheel 14; Described pivot arm 10 both sides are symmetrically arranged with two presser feet wheels 11.
By threaded components and back-up ring, turning axle A8 is fixedly mounted on pivot arm 10, described pivot arm 10 is provided with taper hole 15, described turning axle A8 is set to corresponding conical structure to the link of pivot arm 10, described turning axle A8 is connected with taper hole 15 by conical structure with pivot arm 10, adds the contact friction force of turning axle A8 with pivot arm 10.
Described turning axle A8 is connected with turning axle B9 by universal joint 13, by arranging universal joint 16 between turning axle A8 and turning axle B9, the multi-angle in assembling process can be realized, multi-directional rotation is measured, the center of servo control mechanism gear wheel is overlapped all the time with the center of rotation of motor.
The process using the utility model to carry out measuring is: pivot arm is connected with servo control mechanism gear wheel both sides journal stirrup end face by mating surface and tight fixed bolt, the impact that the offset error that can reduce to measure axle system causes torgue measurement precision, because the rotation center of motor overlaps with the center line of servo control mechanism gear wheel, torsional moment when servo control mechanism gear wheel reverses is the moment of friction of housing divided by radius of turn.Therefore, by measuring the staring torque at servo control mechanism gear wheel diverse location place, the distribution of its diverse location place friction force can just be obtained.If servo control mechanism gear wheel friction force somewhere abnormal (bigger than normal or less than normal), then adjust the pretightning force of corresponding position roll wheel assembly, to reach the effect of this servo control mechanism gear wheel friction force of adjustment, again measure its staring torque, again according to the pretightning force of measurement result adjustment respective roller assembly, till the requirement meeting the smooth operation of servo control mechanism gear wheel, thus realize the online adjustment in real time of servo control mechanism gear wheel total travel friction force.
Claims (5)
1. a moment of friction aided measurement device, it is characterized in that: comprise fixed support mechanism, gear train, measuring mechanism and clamping device, described gear train comprises electric machine assembly, turning axle A, turning axle B, described measuring mechanism adopts torque sensor, described gear train is fixedly mounted in fixed support mechanism, connected by spring coupling between described electric machine assembly and torque sensor, described turning axle B is fixedly connected with torque sensor, described turning axle A is fixedly connected with clamping device, connected by universal joint between described turning axle A and turning axle B.
2. moment of friction aided measurement device according to claim 1, it is characterized in that: described fixed support mechanism comprises stationary platform, sensor support frame, bracing frame and middle connecting plate, described sensor support frame and bracing frame fixed installation are on the stationary platform, middle connecting plate is provided with between described sensor support frame and bracing frame, described middle connecting plate is fixedly connected with respectively with between sensor support frame, bracing frame, described electric machine assembly is fixedly mounted on sensor support frame, and described turning axle B is fixedly mounted on bracing frame.
3. moment of friction aided measurement device according to claim 1, is characterized in that: described clamping device adopts pivot arm, and described pivot arm is ungulate symmetrical structure, described pivot arm is provided with the mating surface matched with gear wheel.
4. moment of friction aided measurement device according to claim 3, it is characterized in that: described pivot arm is provided with taper hole, described turning axle A one end is provided with conical structure, is fixedly connected with between described pivot arm and turning axle A by taper hole with conical structure cooperation.
5. moment of friction aided measurement device according to claim 2, is characterized in that: be provided with bearing assembly between described turning axle B and bracing frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420506053.6U CN204085752U (en) | 2014-09-03 | 2014-09-03 | A kind of moment of friction aided measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420506053.6U CN204085752U (en) | 2014-09-03 | 2014-09-03 | A kind of moment of friction aided measurement device |
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| Publication Number | Publication Date |
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| CN204085752U true CN204085752U (en) | 2015-01-07 |
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| CN201420506053.6U Active CN204085752U (en) | 2014-09-03 | 2014-09-03 | A kind of moment of friction aided measurement device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595925A (en) * | 2016-10-28 | 2017-04-26 | 北京新立机械有限责任公司 | Servo mechanism bearing pretightening force detection device |
| CN110487473A (en) * | 2019-08-22 | 2019-11-22 | 上海汽车制动系统有限公司 | A kind of measuring device of electronic brake pincers thread transmission moment of friction |
| CN114800473A (en) * | 2022-05-05 | 2022-07-29 | 西安华海众和电力科技有限公司 | Industrial robot moment auxiliary measurement and control equipment |
-
2014
- 2014-09-03 CN CN201420506053.6U patent/CN204085752U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595925A (en) * | 2016-10-28 | 2017-04-26 | 北京新立机械有限责任公司 | Servo mechanism bearing pretightening force detection device |
| CN110487473A (en) * | 2019-08-22 | 2019-11-22 | 上海汽车制动系统有限公司 | A kind of measuring device of electronic brake pincers thread transmission moment of friction |
| CN114800473A (en) * | 2022-05-05 | 2022-07-29 | 西安华海众和电力科技有限公司 | Industrial robot moment auxiliary measurement and control equipment |
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| GR01 | Patent grant |