CN-122015696-A - Automobile hub bearing detection equipment and method based on optical ranging technology

CN122015696ACN 122015696 ACN122015696 ACN 122015696ACN-122015696-A

Abstract

The invention relates to the technical field of size detection, in particular to an automobile hub bearing detection device and method based on an optical ranging technology, comprising a positioning assembly and a detection assembly, wherein the positioning assembly comprises a placing plate and a positioning column, the placing plate is fixed at the top of a supporting frame, and the positioning column is arranged on the placing plate and used for positioning a detected bearing; the detection assembly comprises a gear ring, a gear, a guide ring, a driver, a laser detection head, a data processing module and a power supply, wherein the gear ring is fixed on the placement plate, the guide ring is arranged on the gear ring in a sliding manner, the gear is rotationally connected with the guide ring and meshed with the gear ring, the output end of the driver is connected with the gear, the laser detection head is arranged on the guide ring, the data processing module is connected with the laser detection head, the power supply is arranged on the guide ring, and the power supply can be free from contacting with a bearing in the detection process so as to improve the measurement accuracy.

Inventors

ZHONG JIANFEI
MA JUNXING
WANG JILEI

Assignees

浙江昕兴科技有限公司

Dates

Publication Date: 20260512
Application Date: 20260203

Claims (10)

1. The automobile hub bearing detection device based on the optical ranging technology comprises a base and a support frame, wherein the support frame is fixedly connected with the base and is positioned at the top of the base, The positioning assembly comprises a placing plate and a positioning column, the placing plate is fixed at the top of the supporting frame, and the positioning column is arranged on the placing plate and used for positioning a detected bearing; The detection assembly comprises a gear ring, a gear, a guide ring, a driver, a laser detection head, a data processing module and a power supply, wherein the gear ring is fixed on the placement plate, the guide ring is arranged on the gear ring in a sliding mode, the gear is connected with the guide ring in a rotating mode and meshed with the gear ring, the output end of the driver is connected with the gear, the laser detection head is arranged on the guide ring, the data processing module is connected with the laser detection head, and the power supply is arranged on the guide ring.
2. The automobile hub bearing detection apparatus based on the optical ranging technique as claimed in claim 1, wherein, The positioning column comprises a pressing rod, a first spring, a plurality of sliding rods, a control block and a control cylinder, wherein the control block is arranged on the placing plate in a sliding mode, the sliding rods are arranged around the control block in a sliding mode, the pressing rod is arranged at the top of the control block, the first spring is arranged between the pressing rod and the control block, the output end of the control cylinder is connected with the pressing rod, and the control cylinder drives the pressing rod and the control block to move downwards synchronously so as to push the sliding rods to slide outwards to be tightly attached to a bearing through the control block.
3. An automobile hub bearing detection apparatus based on optical ranging technology as claimed in claim 2, wherein, The positioning column further comprises a plurality of connecting blocks and a plurality of pressing pads, the connecting blocks are arranged around the pressing rod in a sliding mode and are in sliding connection with the sliding rods, after the control block and the sliding rods jointly act on the bearing in a sticking mode, the power of the control cylinder is increased to compress the first spring, and therefore the pressing rod is driven to move downwards relative to the control block, and at the moment, the connecting blocks and the pressing pads are pressed downwards on the bearing to limit the bearing.
4. An automobile hub bearing detection apparatus based on optical ranging technology as claimed in claim 3, wherein, The guide ring comprises a guide ring body, balls, a supporting plate and a second screw rod, wherein the guide ring body is arranged on one side of the gear ring in a sliding mode, the supporting plate is arranged on one side of the guide ring body in a sliding mode, the second screw rod is in threaded connection with the supporting plate, and the balls are arranged on the supporting plate in a rotating mode and are close to the gear ring.
5. The automobile hub bearing detection apparatus based on the optical ranging technique as claimed in claim 4, wherein, The laser detection head comprises a laser head body, an adjusting block and an adjusting screw, wherein the adjusting block is arranged on the guide ring body in a sliding mode, the adjusting screw is in threaded connection with the adjusting block and is in rotary connection with the guide ring body, and the laser head body is arranged on the adjusting block.
6. The automobile hub bearing detection apparatus based on the optical ranging technique as claimed in claim 5, wherein, The data processing module comprises a data acquisition unit, a data processing unit and a judging unit, wherein the data acquisition unit is used for acquiring time difference data of laser emission and laser receiving, the data processing unit is used for calculating outer diameter data of the bearing based on the time difference data, and the judging unit is used for judging whether the bearing is qualified or not based on the outer diameter data.
7. The automobile hub bearing detection apparatus based on the optical ranging technique as claimed in claim 6, wherein, The automobile hub bearing detection equipment based on the optical ranging technology further comprises an upper blanking component, and the upper blanking component is used for automatically placing or taking out the bearing.
8. The automobile hub bearing detection apparatus based on the optical ranging technique as claimed in claim 7, wherein, The feeding and discharging assembly comprises a plurality of top plates, a supporting ring and a second cylinder, wherein the top plates are arranged on the placing plate in a sliding mode, the supporting ring is fixedly connected with the top plates and located below the placing plate, and the output end of the second cylinder is connected with the supporting ring.
9. The automobile hub bearing detection apparatus based on the optical ranging technique as claimed in claim 8, wherein, The feeding and discharging assembly further comprises a plurality of protruding blocks, and the protruding blocks are respectively arranged on the top plates and used for limiting the bearings.
10. An automobile hub bearing detection method based on an optical ranging technology adopts the automobile hub bearing detection device based on the optical ranging technology as claimed in any one of claims 1-9, and is characterized by comprising the steps of placing an automobile hub bearing on the placing plate and carrying out position adjustment and positioning on the automobile hub bearing through the positioning column; starting a laser detection head for correction; After the laser detection head is corrected, starting the driver to drive the gear to rotate, so that the gear drives the guide ring to move along the gear ring under the support of the gear ring, and collecting detection data through the laser detection head; And the data processing module processes the detection data and judges whether the automobile hub bearing is qualified or not.

Description

Automobile hub bearing detection equipment and method based on optical ranging technology Technical Field The invention relates to the technical field of size detection, in particular to an automobile hub bearing detection device and method based on an optical ranging technology. Background The automobile hub bearing size detection device is a tool specially used for accurately measuring each key size of the hub bearing so as to ensure that the key size meets the standard and tolerance range specified by manufacturers. Through high accuracy sensor and advanced measuring technique, the equipment can detect parameters such as the internal diameter, external diameter, width and geometry of wheel hub bearing fast and accurately, guarantees the wheel hub bearing quality before the assembly to promote the security and the stability that the vehicle was gone. The existing bearing detection equipment drives an automobile hub bearing to rotate through a motor, when a detection rod contacts an uneven point on the automobile hub bearing, a detection pen moves leftwards or rightwards under the action of a connecting component, when the flatness of the automobile hub bearing is higher, handwriting on detection paper is a point, and when the flatness of the automobile hub bearing is poor, handwriting on the detection paper is a line segment. The detection in the mode needs to contact with the bearing, so that the bearing is easy to change in position due to contact in the detection process, and the detection precision is reduced. Disclosure of Invention The invention aims to provide an automobile hub bearing detection device and method based on an optical ranging technology, which can be used for improving measurement accuracy without contacting with a bearing in the detection process. In order to achieve the above purpose, according to a first aspect, the invention provides an automobile hub bearing detection device based on an optical ranging technology, which comprises a base, a support frame, a positioning assembly and a detection assembly, wherein the support frame is fixedly connected with the base and is positioned at the top of the base, the positioning assembly comprises a placement plate and a positioning column, the placement plate is fixed at the top of the support frame, the positioning column is arranged on the placement plate and is used for positioning a detected bearing, the detection assembly comprises a gear ring, a gear, a guide ring, a driver, a laser detection head, a data processing module and a power supply, the gear ring is fixed on the placement plate, the guide ring is arranged on the gear ring in a sliding manner, the gear is in rotary connection with the guide ring and meshed with the gear ring, the output end of the driver is connected with the gear, the laser detection head is arranged on the guide ring, the data processing module is connected with the laser detection head, and the power supply is arranged on the guide ring. The positioning column comprises a pressing rod, a first spring, a plurality of sliding rods, a control block and a control cylinder, wherein the control block is arranged on the placing plate in a sliding mode, the sliding rods are arranged around the control block in a sliding mode, the pressing rod is arranged at the top of the control block, the first spring is arranged between the pressing rod and the control block, the output end of the control cylinder is connected with the pressing rod, and the control cylinder drives the pressing rod and the control block to move downwards synchronously so as to push the sliding rods to slide outwards to cling to a bearing through the control block. The positioning column further comprises a plurality of connecting blocks and a plurality of pressing pads, the connecting blocks are arranged around the pressing rods in a sliding mode and are in sliding connection with the sliding rods, after the control blocks and the sliding rods jointly act on the bearing, the power of the control cylinder is increased to compress the first spring, so that the pressing rods are driven to move downwards relative to the control blocks, and at the moment, the connecting blocks and the pressing pads are downwards pressed on the bearing to limit the bearing. The guide ring comprises a guide ring body, balls, a supporting plate and a second screw rod, wherein the guide ring body is arranged on one side of the gear ring in a sliding mode, the supporting plate is arranged on one side of the guide ring body in a sliding mode, the second screw rod is in threaded connection with the supporting plate, and the balls are arranged on the supporting plate in a rotating mode and are close to the gear ring. The laser detection head comprises a laser head body, an adjusting block and an adjusting screw, wherein the adjusting block is arranged on the guide ring body in a sliding mode, the adjusting screw is in threaded connection with the adjusting block and is in