Simple device for adjusting sinkage of automobile tire in testing process

The utility model provides a simple device for adjusting sinkage of an automobile tire in the testing process. The simple device is characterized in that the simple device comprises two pairs of brackets that are arranged on the front side and the back side respectively, wherein each pair of brackets comprises a left bracket and a right bracket; the brackets are connected with a fixed base; each left bracket and each right bracket are connected with one upright; strip-type holes are formed on the uprights in the vertical directions; the two uprights positioned on the front side and the two uprights positioned on the back side are connected with a front support and a back support by adjusting bolts respectively; each support is connected with a ball bearing with a bearing support by a fixed bolt; and each ball bearing with the bearing support is in interference fit with a wheel hub. The simple device has the advantages as follows: 1, the structure is simple and compact; the reliability is high; failures do not