CN209445993U - A kind of axle housing detection platform - Google Patents

A kind of axle housing detection platform Download PDF

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Publication number
CN209445993U
CN209445993U CN201920432298.1U CN201920432298U CN209445993U CN 209445993 U CN209445993 U CN 209445993U CN 201920432298 U CN201920432298 U CN 201920432298U CN 209445993 U CN209445993 U CN 209445993U
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China
Prior art keywords
axle housing
platform
adjustment device
displacement adjustment
lifting platform
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CN201920432298.1U
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Chinese (zh)
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王昕�
王健
刘长英
李群
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Jilin University
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Jilin University
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Abstract

The utility model relates to a kind of axle housing detection platforms, belong to automatic detection field.Including mechanical measurement arm X, Y, Z-direction displacement adjustment device, mechanical measurement arm is vertical with the sliding block on Z-direction displacement adjustment device to be fixedly connected, visual scanning instrument and ultrasonic laser measuring instrument are connect with mechanical measurement arm front end, turntable is installed in the middle part of mechanical measurement arm, apotting spindle is fixedly mounted on lifting platform center, air-leg is mounted on lifting platform quadrangle, Pneumatic elevation column is fixedly mounted in support platform, moveable rotary chuck, cover board are slidably connected the connection of support platform both ends with support platform in the Y direction.Advantage avoids surveying couplant, measuring tool etc. to axle housing surface contamination and damage in the measurement method using non-cpntact measurement;Axle housing detection is carried out using two cover locating clamping devices, avoids influence of the positioning clamping device to axle housing testing result;Realize the thickness measure to arc surface, hollow cylinder, hollow cone, plane.

Description

A kind of axle housing detection platform
Technical field
The utility model relates to automatic detection fields, and in particular to a kind of axle housing detection platform.
Background technique
Carrying out comprehensive, accurate and quick detection to axle housing facilitates the optimization of axle housing processing technology, facilitates axle housing structure and sets Meter optimization, facilitates the research of axle housing service life.At this stage, the method that the detection of axle housing outer dimension uses artificial detection, it is main The detection that carry out outer dimension and partial cross section thickness to axle housing using measuring instrument or mold, can not be to axle housing various pieces Accurate, quickly detection that section thickness carries out.Artificial detection process is cumbersome, low efficiency and detection means is single becomes puzzlement vehicle bridge row The problem of industry.
Summary of the invention
The utility model provides a kind of axle housing detection platform, with solve presently, there are vehicle bridge measurement efficiency is low, difficulty is big The problem of.
The technical scheme adopted by the utility model is that: visual scanning instrument and ultrasonic laser measuring instrument and mechanical measurement arm front end Connection, mechanical measurement arm X-direction displacement adjustment device are fixedly connected in support platform, and Y-direction displacement adjustment device is vertically solid It is scheduled on X-direction displacement adjustment device, Z-direction displacement adjustment device is fixedly connected on displacement adjustment device in the Y direction, and machinery is surveyed Arm is vertical with the sliding block on Z-direction displacement adjustment device is fixedly connected for amount, always with support platform keeping parallelism, mechanical measurement arm Turntable is installed at middle part, and apotting spindle is fixedly mounted on lifting platform center, and air-leg is mounted on lifting platform quadrangle, and Pneumatic elevation is vertical Column is fixedly mounted in support platform, support platform both ends connection moveable rotary chuck in the Y direction, Pneumatic elevation column, Rotary chuck, lifting platform three median plane be generally aligned in the same plane, cover board and support platform are slidably connected and are located at lifting platform Top.
The structure of the lifting platform is: motor is located above support plate, and two worm gear cases are located at motor two sides, motor Two output ends be connected with the worm gear in two worm gear cases, the worm screw in two worm gear cases is connected with platform, branch There are four guide upright posts below fagging quadrangle, and the lifting of platform is by the worm gear mechanism in motor driven worm gear case It realizes, guarantees lifting platform even running.
The utility model has the advantage of structure novels, using the measurement method of non-cpntact measurement, avoid surveying couplant, survey Amount tool etc. is to axle housing surface contamination and damage;Axle housing detection is carried out using two cover locating clamping devices, positioning is avoided to clamp dress Set the influence to axle housing testing result;Realize the thickness measure to arc surface, hollow cylinder, hollow cone, plane.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the utility model axle housing profile measurement zoning plan;
Fig. 3 is the utility model axle housing section thickness detection zone division figure;
Fig. 4 the utility model bridge casing lute holes excircle and the positioning of the profile measurement of straight-arm side clamp schematic diagram;
Positioning clamps schematic diagram for the first time in Fig. 5 the utility model axle housing profile measurement;
Second of positioning clamps schematic diagram in Fig. 6 the utility model axle housing profile measurement;
The positioning of test point thickness measure on Fig. 7 the utility model axle housing arc surface clamps schematic diagram;
The clamping schematic diagram in Fig. 8 the utility model axle housing left end round tube four area and the 4th area thickness measure of right end round tube;
The clamping schematic diagram in Fig. 9 the utility model axle housing left end round tube three area and the 3rd area thickness measure of right end round tube.
Specific embodiment
As shown in Figure 1, visual scanning instrument 6 and ultrasonic laser measuring instrument 7 are connect with 11 front end of mechanical measurement arm, mechanical measurement Arm X-direction displacement adjustment device 3 is fixedly connected in support platform 2, and Y-direction displacement adjustment device 12 is vertically fixed on X-direction On displacement adjustment device 3, Z-direction displacement adjustment device 10 is fixedly connected on displacement adjustment device 12 in the Y direction, mechanical measurement arm 11 it is vertical with the sliding block 9 on Z-direction displacement adjustment device 10 be fixedly connected, always with 2 keeping parallelism of support platform, mechanical measurement Turntable 8 is installed, apotting spindle 5 is fixedly mounted on 14 center of lifting platform, and air-leg 15 is mounted on lifting platform 14 4 in the middle part of arm 11 Angle, Pneumatic elevation column 13 are fixedly mounted in support platform 2, and 2 both ends of support platform connect moveable revotating card in the Y direction Disk 1, Pneumatic elevation column 13, rotary chuck 1,14 three of lifting platform median plane be generally aligned in the same plane, cover board 16 and support are flat Platform 2 is slidably connected and is located at the top of lifting platform 14.
The structure of the lifting platform 14 is: motor 1402 is located above support plate 1405, and two worm gear case 1403 In 1402 two sides of motor, two output ends of motor 1402 are connected with the worm gear in two worm gear cases 1403, two worm gears Worm screw in worm screw case 1403 is connected with platform 1401, and there are four guide upright post 1404, platforms for 1,405 4 jiaos of lower sections of support plate 1401 lifting is that the worm gear mechanism in worm gear case 1403 is driven to realize by motor 1402, guarantees that lifting platform is steady Operation.
As shown in Figure 2;Axle housing is detected to carry out being divided into eight detection zones when profile measurement;
As shown in Figure 3;Axle housing is detected to carry out being divided into eight detection zones when the thickness measuring of section;
As shown in figure 5, the positioning clamping device that rotary chuck 1 and pneumatic lifting column 13 form, guarantees to a certain region When detection, which does not have blocking for clamp body or setting element, avoids post-processing, keeps testing result relatively reliable.
As shown in fig. 6, lifting platform 14 declines, cover board 16 is closed, and be detected it can not to axle housing and is interfered;Rotary chuck 1 does not appear in detection zone, and 13 full-size of Pneumatic elevation column is no more than support zone full-size, these are avoided pneumatically Lifting column 13, which is detected, causes testing result to have error.
As shown in fig. 7, installing turntable 8 on mechanical measurement arm 11, when fillet thickness measuring, guarantee the incident direction and fillet of laser Tangent plane it is vertical, as shown in figure 8, in 4th area of left end round tube and the 4th area thickness measure of right end round tube, which is hollow cone Curved surface guarantees that laser light incident direction is vertical with element of cone.
A kind of axle housing detection method, including profile measurement and section thickness detection:
(1), profile measurement, including the following steps:
(1) cover board 16 is opened, and motor 1402 drives the mechanism in worm gear case 1403 to complete 14 rise of lifting platform movement, 4 Chinese lute hole of axle housing passes through apotting spindle 5, and axle housing 4 is steadily placed on lifting platform 14, and the movement of air-leg 15 keeps axle housing 4 complete Positioning, and the clamp axle housing 4 at push rod both ends, as shown in figure 5, after the completion of axle housing 4 positions clamping for the first time, three displacements Regulating device drives measuring device to carry out profile measurement to one area 401 of left end round tube and one area 402 of right end round tube;
(2) Pneumatic elevation column 13 rises, and 15 both ends clamping device of air-leg unclamps, the revotating card at support platform both ends Disk 1 is moved to designated position and clamps 4 both ends of axle housing, and second of the positioning of axle housing 4 clamps;Air-leg 15 recycles, lifting platform 14 declines, cover board 16 are closed, as shown in fig. 6, after the completion of second of the positioning of axle housing 4 clamps, before Chinese lute hole frontal plane and axle housing arm Plane 405 is completely exposed, and carries out the profile measurement of Chinese lute hole frontal plane and axle housing arm frontal plane 405;
(3) Pneumatic elevation column 13 declines, and rotary chuck 1 rotates clockwise 90 degree, 4 Chinese lute hole face of axle housing and platform Face is vertical, and Pneumatic elevation column 13 rises, and one side 406 of one, Chinese lute hole outer circumference surface and straight-arm is completely exposed, and completes plucked string instrument with a fretted fingerboard The hole Pa excircle and the profile measurement of straight-arm side 406, as shown in Figure 4;
(4) Pneumatic elevation column 13 declines, and rotary chuck 1 rotates clockwise 90 degree again, and Pneumatic elevation column 13 rises, Plane 407 is completely exposed after plane and straight-arm behind Chinese lute hole, completes the shape inspection of plane 407 after plane and straight-arm behind Chinese lute hole It surveys;
(5) cover board 16 is opened, and lifting platform 14 rises, and bridge casing lute holes pass through apotting spindle 5, and axle housing 4 is steadily placed in liter It drops on platform 14, the movement of air-leg 15 positions axle housing 4 completely, and the clamp axle housing 4 at push rod both ends, and third time positions After the completion of clamping, two area 403 of left end round tube and two area 404 of right end round tube are completely exposed, and are completed to two area 403 of left end round tube and the right side Two area 404 of round tube is held to carry out profile measurement;
(6) Pneumatic elevation column 13 rises, and the rotary chuck 1 at 2 both ends of support platform is moved to designated position and clamps 4 both ends of axle housing, lifting platform 14 decline, and cover board 16 is closed, and after the completion of the 4th positioning of axle housing 4 clamps, rotary chuck 1 revolves clockwise It turn 90 degrees, another outer circumference surface of Chinese lute hole and another side 408 of straight-arm are completely exposed, and complete another excircle of Chinese lute hole The profile measurement of another side 408 of face and straight-arm;
(2), section thickness detects, including the following steps:
(1) cover board 16 is opened, and lifting platform 14 rises, and 4 Chinese lute hole of axle housing passes through apotting spindle 5, and axle housing 4 is steadily placed in liter It drops on platform, the movement of air-leg 15 positions axle housing 4 completely, and as shown in Figure 9: rotary chuck 1 is moved to designated position and clamps Axle housing 4, air-leg 15 are withdrawn, and lifting platform 14 declines, and cover board 16 is closed;Laser-ultrasound instrument 7 is moved to three area 409 of left end round tube With 3rd area of right end round tube, 410 top, start to carry out first group of test point immediately below laser-ultrasound instrument 7 thickness measuring, this first group After the completion of test point, rotary chuck 1 rotates clockwise 45 degree, is located at second group of test point immediately below laser-ultrasound instrument 7, again Thickness measuring is carried out, is so carried out, after the completion of the thickness measuring work of the 8th group of test point, three area 409 of left end round tube and right end round tube three The work of 410 thickness measuring of area is completed;
(2) cover board 16 is opened, and lifting platform 14 rises, and 4 Chinese lute hole of axle housing passes through apotting spindle 5, and axle housing 4 is steadily placed in liter It drops on platform 14, rotary chuck 1 is retracted into home position, and the movement of air-leg 15 positions axle housing 4 completely, as shown in Figure 8: rotation Chuck 1 is moved to end positions and clamps, and laser-ultrasound instrument 7 is moved in four area 412 of four area 411 of left end round tube and right end round tube Side starts to carry out first group of test point immediately below laser-ultrasound instrument 7 thickness measuring, after the completion of first group of test point, revotating card Disk 1 rotates clockwise 45 degree, is located at second group of test point immediately below laser-ultrasound instrument 7, carries out thickness measuring again, so carries out, After the completion of the thickness measuring work of the 8th group of test point, four area 411 of left end round tube and the work of 4th area of right end round tube, 412 thickness measuring are completed;
(3) laser-ultrasound instrument 7 is moved to 405 top of Chinese lute hole frontal plane and axle housing arm frontal plane, completes Chinese lute Kong Qianping The 405 test point thickness measure of face and axle housing arm frontal plane;
(4) rotary chuck 1 rotates clockwise 90 degree, completes to one side 406 of one, Chinese lute hole outer circumference surface and straight-arm Test point thickness measure, one side 406 of one, Chinese lute hole outer circumference surface and straight-arm are arc surface, are installed on mechanical measurement arm 11 Turntable 8 rotate laser-ultrasound calibrator 7 with the angle of setting, realize test point thickness measure on arc surface;
(5) rotary chuck 1 rotates clockwise 90 degree, completes thick to 407 test point of plane after plane behind Chinese lute hole and straight-arm Degree measurement;
(6) rotary chuck 1 rotates clockwise 90 degree, completes to another outer circumference surface of Chinese lute hole and another side of straight-arm 408 test point thickness measures;Another outer circumference surface of Chinese lute hole and another side 408 of straight-arm are arc surface, mechanical measurement arm The turntable 8 installed on 11 rotates laser-ultrasound calibrator 7 with the angle of setting, realizes test point thickness measure on arc surface;
(3), output test result:
According to thickness measurement and interpolated value principle, the thickness in each section of axle housing is obtained, and examine with shape It surveys result and combines acquisition axle housing threedimensional model, threedimensional model is compared with Casting Axle Housing Design drawing, exports comparison result, completes bridge Shell detection.

Claims (2)

1. a kind of axle housing detection platform, it is characterised in that: visual scanning instrument and ultrasonic laser measuring instrument and mechanical measurement arm front end Connection, mechanical measurement arm X-direction displacement adjustment device are fixedly connected in support platform, and Y-direction displacement adjustment device is vertically solid It is scheduled on X-direction displacement adjustment device, Z-direction displacement adjustment device is fixedly connected on displacement adjustment device in the Y direction, and machinery is surveyed Arm is vertical with the sliding block on Z-direction displacement adjustment device is fixedly connected for amount, always with support platform keeping parallelism, mechanical measurement arm Turntable is installed at middle part, and apotting spindle is fixedly mounted on lifting platform center, and air-leg is mounted on lifting platform quadrangle, and Pneumatic elevation is vertical Column is fixedly mounted in support platform, support platform both ends connection moveable rotary chuck in the Y direction, Pneumatic elevation column, Rotary chuck, lifting platform three median plane be generally aligned in the same plane, cover board and support platform are slidably connected and are located at lifting platform Top.
2. a kind of axle housing detection platform according to claim 1, it is characterised in that: the structure of the lifting platform is: motor Above support plate, two worm gear cases are located at motor two sides, in two output ends and two worm gear cases of motor Worm gear be connected, the worm screw in two worm gear cases is connected with platform, support plate quadrangle lower section there are four guide upright post, platform Lifting be to be realized by worm gear mechanism in motor driven worm gear case, guarantee lifting platform even running.
CN201920432298.1U 2019-04-01 2019-04-01 A kind of axle housing detection platform Active CN209445993U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920432298.1U CN209445993U (en) 2019-04-01 2019-04-01 A kind of axle housing detection platform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920432298.1U CN209445993U (en) 2019-04-01 2019-04-01 A kind of axle housing detection platform

Publications (1)

Publication Number Publication Date
CN209445993U true CN209445993U (en) 2019-09-27

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Application Number Title Priority Date Filing Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111947611A (en) * 2020-07-16 2020-11-17 方盛车桥(柳州)有限公司 Method for detecting through hole of rear cover of automobile drive axle housing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111947611A (en) * 2020-07-16 2020-11-17 方盛车桥(柳州)有限公司 Method for detecting through hole of rear cover of automobile drive axle housing
CN111947611B (en) * 2020-07-16 2022-01-04 方盛车桥(柳州)有限公司 Method for detecting through hole of rear cover of automobile drive axle housing

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