CN209541670U - A kind of non-contact measurement apparatus for wheel hub - Google Patents

A kind of non-contact measurement apparatus for wheel hub Download PDF

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Publication number
CN209541670U
CN209541670U CN201920551107.3U CN201920551107U CN209541670U CN 209541670 U CN209541670 U CN 209541670U CN 201920551107 U CN201920551107 U CN 201920551107U CN 209541670 U CN209541670 U CN 209541670U
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CN
China
Prior art keywords
wheel hub
rotation axis
last item
nut cap
big belt
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920551107.3U
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Chinese (zh)
Inventor
梅淼
陈雪
杨家富
布升强
张文武
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Pu Xin Mechanical And Electrical Equipment Co ltd
Original Assignee
Nanjing Forestry University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nanjing Forestry University filed Critical Nanjing Forestry University
Priority to CN201920551107.3U priority Critical patent/CN209541670U/en
Application granted granted Critical
Publication of CN209541670U publication Critical patent/CN209541670U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of non-contact measurement apparatus for wheel hub, its high degree of automation, measurement process is simple, the height and number and end face run-out amount of a variety of wheel hub fitted bolts can successively be measured, it is time saving and energy saving, measurement accuracy is high, can be improved the accuracy of detection and realizes the detection of different model wheel hub.It includes workbench, manipulator, laser displacement sensor, rotation axis, the last item of setting on a robotic arm;Rotation axis upper end outer circle has the step positioned to wheel hub;Cross recess is provided on the rotation axis upper surface, last item lower end has the cross protrusion that cooperation is slided up and down with the cross recess;Last item across hub centre hole is fixedly connected with nut cap, nut cap has the compressed part extended in a radial direction and in the outer rim for being connected to compressed part periphery and extending downwardly, the gap that there is the ring part for wheel hub upper end to protrude between the outer rim and last item upper end periphery of nut cap, the compressed part of nut cap are pressed on the ring part upper end of wheel hub.

Description

A kind of non-contact measurement apparatus for wheel hub
Technical field
The utility model belongs to machine-building fields of measurement, is related to a kind of non-contact measurement apparatus for wheel hub.
Background technique
Wheel hub, wheel hub fixing bolt, brake disc etc. fit together to form wheel hub system.Currently, to being used to take turns in wheel hub system The non-contact measurement apparatus measurement of hub generally wants separate detection, each detection has automatic detection and detection two manually Kind.In practical application, most factories use or manual detection device.The tooling price of traditional manual detection device is low It is honest and clean, but accuracy cannot be guaranteed, and depend entirely on the autonomous measured value of operator, be easy by external interference factor, error Frequency is high, and inefficiency.Traditional manual inspection device must be designed for the wheel hub of different model, cause device various, The problems such as cost of idleness is more, difficult management.
Utility model content
Technical problem to be solved in the utility model is to provide one kind in view of the above shortcomings of the prior art for wheel hub Non-contact measurement apparatus, plant automation degree is high, and measurement process is simple, and it is high can successively to measure wheel hub fitted bolt Degree and number and brake disc end face run-out amount, time saving and energy saving, measurement accuracy is high, and the accuracy that can be improved detection is different with realization The detection of model wheel hub.
Technical solution adopted in the utility model is:
A kind of non-contact measurement apparatus for wheel hub described in the utility model, including workbench, setting workbench On manipulator, be arranged on arm end effector laser displacement sensor, be rotatably arranged on workbench and passing The rotation axis that is rotated under the drive of motivation structure, last item;Rotation axis upper end outer circle has step, and step outer circle is used for interior on wheel hub Hole cooperates to position to wheel hub, and step end face with the end face of wheel hub for contacting to hold up entire wheel hub system;In the rotation axis Cross recess is provided on end face, last item lower end has the cross protrusion that cooperation is slided up and down with the cross recess;Across wheel hub The last item of centre bore is fixedly connected with nut cap, and nut cap has the compressed part extended in a radial direction and is being connected to compressed part periphery And the outer rim extended downwardly, between there is the ring part for wheel hub upper end to protrude between the outer rim and last item upper end periphery of nut cap Gap, the compressed part of nut cap are pressed on the ring part upper end of wheel hub.
As the further improvement to a kind of above-mentioned non-contact measurement apparatus for wheel hub, transmission mechanism includes setting Set big belt wheel pedestal on the table, the big belt wheel that is rotatably arranged on big belt wheel pedestal, the big band connected by V belt translation Wheel and small pulley, are arranged the output axis connection small pulley of the motor of servo motor on the table, the lower end of rotation axis and big Belt wheel is connected by removably.
As the further improvement to a kind of above-mentioned non-contact measurement apparatus for wheel hub, the small pulley and machine Tool hand is located at the two sides of big belt wheel.
As the further improvement to a kind of above-mentioned non-contact measurement apparatus for wheel hub, the small pulley and institute State the output shaft flat key connection of servo motor, and tight fit, driving small pulley rotation when the servo motor output shaft rotates.
Compared with prior art, the utility model has the beneficial effects that the step of drive shaft upper end is positioned and is held in the palm to wheel hub Entire wheel hub system is played, drives drive shaft, last item, wheel hub system etc. to rotate together with transmission mechanism, it is easy to operate, alleviate artificial work Industry intensity.Last item and rotation axis are cooperated using the cross structure that can be slided up and down, and guarantee that drive shaft is able to drive last item rotation, Facilitate again and last item is removed from transmission shaft, when operation is more convenient.Nut cap is pressed on the ring part upper end of wheel hub upper end, guarantees Wheel hub Positive rotational under the drive of drive shaft, last item etc..
It is complete using the mechanical hand-motion laser displacement sensor that can be moved up and down and rotate for belonging to the prior art Orientation is mobile.When detecting brake disc end face run-out amount, make the probe of laser displacement sensor in the surface 10- of braking side surface The position of 50mm;When detecting bolt height and number, the mobile laser displacement sensor of manipulator makes its probe be located at face bolt The position of top surface 10-50mm.For detection how to be measured, a laser displacement sensor is only needed to scan many places of wheel hub to be measured Position can be detected out all data, save cost, simplified structure, carries out automation control with manipulator, increases sharp Optical displacement sensor stability on the move and multi-faceted property, the accurate data measured.Manipulator, laser displacement sensor and right The data of laser displacement sensor acquisition carry out subsequent signal processing etc. and belong to the prior art, no longer describe.
Rotation axis is connect with big belt wheel by removably such as flat key, can not only transmit torque, but also can be more convenient Replace rotation axis.For the wheel hub of different model, matching different types of rotation axis, last item, versatility are only needed to change It is good.
Detailed description of the invention
Fig. 1 is the schematic perspective view of this detection device;
Fig. 2 is last item schematic diagram;
Fig. 3 is rotation axis schematic diagram;
Fig. 4 is the connection relationship diagrams such as rotation axis, last item, wheel hub.
In figure: 1, laser displacement sensor;2, last item;3, wheel hub fixing bolt;4, side surface is braked;5, servo motor; 6, motor mounting plate;7, rotation axis;71, step outer circle;72, step end face;73, cross recess;8, small pulley;9, big belt wheel; 10, big belt wheel pedestal;11, bottom plate;12, robot base;13, workbench;14, manipulator;15, nut cap;151, compressed part; 152, outer rim;16, mandrel;161, cross protrusion;18, gap;19, wheel hub;191, wheelboss inner hole;192, the end face of wheel hub; 193, wheel hub ring part.
Specific embodiment
Below against attached drawing, by the description of the embodiment, further detailed for specific embodiment of the present utility model Thin explanation, it is therefore an objective to help those skilled in the art to have the design of the utility model, technical solution more complete, accurate Deep understanding, and facilitate its implementation.
As shown in Figure 1, the utility model provides a kind of non-contact measurement apparatus for wheel hub, including workbench 13, Laser displacement sensor 1, manipulator 14, servo motor 5, small pulley 8, big belt wheel 9, rotation axis 7, last item 2.
Laser displacement sensor 1 is connected firmly on 14 end effector of manipulator by screw, is controlled by manipulator 14 and is done 360 ° rotate and move up and down, for detecting wheel hub fixing bolt height, number and brake disc end face run-out amount.Servo electricity The table top center position of motor mounting plate 6 is arranged in machine 5, for driving small pulley 8 to rotate;Motor mounting plate 6 is a few shape structures, Both ends are fixed on the pedestal 11 by quadrangle screw.8 center of small pulley is connect with the output shaft flat key of servo motor 5.
Referring to Fig. 3,4,7 top of rotation axis is embedded with the cross recess 73 that depth is 130mm, and wheel hub to be measured is stuck in rotation axis On the step of 7 upper ends periphery, wheel hub is positioned.7 end of rotation axis is connect with the center hole flat key of big belt wheel 9.Big band Wheel 9 is rotatably supported on big belt wheel pedestal 10.2 lower end of last item is provided with the cross boss that depth is 120mm, is passed down through wheel hub Centre bore is inserted into the cross recess of rotation axis.
Referring to fig. 4,7 upper end outer circle of rotation axis has step, and the outer circle 71 of step small end cooperates inner hole 191 on wheel hub 19 To position to wheel hub, step end face 72 is contacted with the end face 192 of wheel hub to hold up entire wheel hub system.7 upper surface of rotation axis On be provided with cross recess 73,16 lower end of mandrel has the cross protrusion 161 that cooperation is slided up and down with the cross recess;Across wheel 16 upper end of mandrel of hub centre bore is fixedly connected with nut cap 15, and nut cap has the compressed part 151 extended in a radial direction and even It connects in compressed part periphery and the outer rim 152 that extends downwardly, there is gap 18 between the outer rim 152 and mandrel upper end periphery of nut cap, The ring part 193 of wheel hub upper end protrudes into the gap, and the compressed part 151 of nut cap is pressed on 193 upper end of ring part of wheel hub.
As shown in Figure 1, robot base 12 and the horizontal face of bottom plate 11 are arranged on the table top of workbench 13, workbench 13 Table top be plane, big belt wheel pedestal 10 and the horizontal face of motor mounting plate 6 are arranged on bottom plate 11, and the table top of bottom plate 11 is flat Face, with the deck contact of bottom surface and workbench 13, manipulator 14, big belt wheel 9 and small pulley 8 are oppositely arranged on same level The position of line.
As shown in Figure 1, big belt wheel pedestal 10, big belt wheel 9, rotation axis 7, last item 2 and wheel hub to be measured center be all arranged On same vertical line;When detecting end face jerk value, the mobile laser displacement sensor 1 of manipulator 14 is braking its gauge head The position of the surface 10-50mm of side surface 4;When detecting 3 height of bolt and number, the mobile laser displacement sensor of manipulator 14 1, so that its gauge head is located at the position of 3 top surface 10-50mm of face bolt.
The output shaft flat key of servo motor 5 is connected in the center hole of small pulley.
After servo motor 5 is powered, the rotation of output shaft drives small pulley 8 to rotate, and is driven when small pulley 8 rotates by belt Big belt wheel 9 rotates, and big belt wheel 9 rotates and rotation axis 7 is driven to rotate, and rotation axis 7 is again with dynamic pressure shaft 2 and hub rotation to be measured.
As shown in Figure 2, Figure 3, Figure 4, rotation axis 7 is cylindrical structure, and last item 2 is made of nut cap 15 and mandrel 16, rotation axis 7 Top is provided with cruciform groove, stretches the cross boss of depth, length and width and 16 lower end of the central spindle stretching of excision Stretching depth, length and width are the same, and concentric fit.The axle center of wheel hub to be measured and 7 axle center concentric fit of rotation axis Installation;2 level of last item is passed down through hub centre hole to be measured.The full symmetric insertion rotation axis 7 of cross protrusion of last item 2 Cruciform groove in, nut cap is pressed in the ring part of wheel hub upper end.
Specific use process is as follows for the utility model:
It is positioned on the rotating shaft 1. wheel hub to be detected is put;
2. last item 2 to be passed through to the center hole of wheel hub to be measured, it is inserted into rotation axis 7;
3. powering to servo motor 5, hub rotation to be measured is driven;
4. the parameter of the movement of manipulator 14 is arranged, the movement routine of laser displacement sensor 1 is controlled, first passes laser displacement Sensor 1 is moved to the position of 3 surface 10-50mm of wheel hub fixing bolt, and gauge head is parallel to 3 end face of wheel hub fixing bolt, detection The height and number of wheel hub fixing bolt 3;Then move laser displacement sensor 1, make its gauge head be located at braking side surface 4 just on Brake disc end face run-out amount is detected in the position of square 10-50mm.
The utility model structure is simple, easy to use, and accuracy is high, can obtain the contactless of a variety of measurement data in time Measurement.
The protection scope of the utility model includes but is not limited to embodiment of above, and the protection scope of the utility model is to weigh Subject to sharp claim, replacement, deformation, the improvement that those skilled in the art that any pair of this technology is made is readily apparent that are each fallen within The protection scope of the utility model.

Claims (4)

1. a kind of non-contact measurement apparatus for wheel hub including workbench, the manipulator being arranged on workbench, is arranged in machine Laser displacement sensor on tool hand end effector, which is characterized in that it further includes being rotatably arranged on workbench and passing The rotation axis that is rotated under the drive of motivation structure, last item;Rotation axis upper end outer circle has step, and step outer circle is used for interior on wheel hub Hole cooperates to position to wheel hub, and step end face with the end face of wheel hub for contacting to hold up entire wheel hub system;In the rotation axis Cross recess is provided on end face, last item lower end has the cross protrusion that cooperation is slided up and down with the cross recess;Across wheel hub The last item of centre bore is fixedly connected with nut cap, and nut cap has the compressed part extended in a radial direction and is being connected to compressed part periphery And the outer rim extended downwardly, between there is the ring part for wheel hub upper end to protrude between the outer rim and last item upper end periphery of nut cap Gap, the compressed part of nut cap are pressed on the ring part upper end of wheel hub.
2. a kind of non-contact measurement apparatus for wheel hub as described in claim 1, which is characterized in that transmission mechanism includes Big belt wheel pedestal on the table is set, the big belt wheel that is rotatably arranged on big belt wheel pedestal, connected by V belt translation it is big Belt wheel and small pulley, are arranged the output axis connection small pulley of the motor of servo motor on the table, the lower end of rotation axis with Big belt wheel is connected by removably.
3. a kind of non-contact measurement apparatus for wheel hub as claimed in claim 2, which is characterized in that the small pulley with Manipulator is located at the two sides of big belt wheel.
4. a kind of non-contact measurement apparatus for wheel hub as claimed in claim 2, which is characterized in that the small pulley with The output shaft flat key of the servo motor connects, and tight fit, driving small pulley rotation when the servo motor output shaft rotates.
CN201920551107.3U 2019-04-22 2019-04-22 A kind of non-contact measurement apparatus for wheel hub Expired - Fee Related CN209541670U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920551107.3U CN209541670U (en) 2019-04-22 2019-04-22 A kind of non-contact measurement apparatus for wheel hub

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920551107.3U CN209541670U (en) 2019-04-22 2019-04-22 A kind of non-contact measurement apparatus for wheel hub

Publications (1)

Publication Number Publication Date
CN209541670U true CN209541670U (en) 2019-10-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920551107.3U Expired - Fee Related CN209541670U (en) 2019-04-22 2019-04-22 A kind of non-contact measurement apparatus for wheel hub

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113551602A (en) * 2021-08-05 2021-10-26 中信戴卡股份有限公司 Aluminum alloy wheel hub size detection equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113551602A (en) * 2021-08-05 2021-10-26 中信戴卡股份有限公司 Aluminum alloy wheel hub size detection equipment

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20200710

Address after: Danyang Hengxi Street Industrial Park in Jiangning District of Nanjing City, Jiangsu province 210000

Patentee after: Nanjing Pu Xin mechanical and Electrical Equipment Co.,Ltd.

Address before: Nanjing City, Jiangsu province 210037 Longpan Road No. 159

Patentee before: NANJING FORESTRY University

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20191025