Guide wheel roller for oil pumping unit
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In order to solve the technical problems that a traditional guide wheel roller for an oil pumping unit is complex in structure, high in cost, complex in installing procedure, and low in manufacturing efficiency, the utility model provides a guide wheel roller for the oil pumping unit. The guide wheel roller comprises a roller body and an end cover. Roller body steps are arranged on the periphery of the end cover. The roller body is fixed on the roller body steps. The end cover comprises a large end cover body and a small end cover body. The small end cover body is located on the outer side of the large end cover body. A hole for installing a bearing is formed between the large end cover body and the small end cover body, and the large end cover body and the small end cover body are fixed together through a locating pin. The roller body is integrally cast. The guide wheel roller is simple in structure, low in cost, simple in installation and high in manufacturing efficiency.