Composite jaw plate

The utility model relates to a combined type dental plate, which is the improvement of an existing dental plate of a crusher. The utility model is mainly composed of a dental plate seat frame, a dental plate and a locking plate provided with teeth, wherein, inclined slop surfaces with identical slope degrees are arranged on the dental plate seat frame, the dental plate and the locking plate provided with teeth so as to enable the dental plate seat frame, the dental plate and the locking plate provided with teeth to match with one another; the dental plate comprises dental plates arranged on both ends and a dental plate arranged on the middle part. The utility model can greatly raise the utilization rate of dental plates and reduce the using cost of the dental plate, and the utility model is very easy to fabricate and use.