Four-wheel aligner

A four-wheel aligner, comprising:

• a first detection device, configured to be arranged on a left side of a vehicle, wherein the first detection device comprises a first position detection module and a first image acquisition module, the first image acquisition module is configured to acquire first image information of a first calibration member mounted on a left front wheel of the vehicle and second image information of a second calibration member mounted on a left rear wheel of the vehicle;
• a second detection device, configured to be arranged on a right side of the vehicle, wherein the second detection device comprises a second position detection module and a second image acquisition module, the second image acquisition module is configured to acquire third image information of a third calibration member mounted on a right front wheel of the vehicle and fourth image information of a fourth calibration member mounted on a right rear wheel of the vehicle;
• one of the first position detection module and the second position detection module comprises a fifth calibration member, and another one of the first position detection module and the second position detection module comprises an image acquisition member, and the image acquisition member is configured to capture fifth image information of the fifth calibration member;
• and
• a control device, connected to the first image acquisition module, the second image acquisition module, and the image acquisition member;
• and configured to receive the first image information, the second image information, the third image information, the fourth image information, and the fifth image information, and to analyze four-wheel alignment information of the vehicle according to the first image information, the second image information, the third image information, the fourth image information, and the fifth image information.