Automatic polishing machine tool for automobile door frame

Abstract

The invention discloses an automatic polishing machine tool for an automobile door frame. The automatic polishing machine tool comprises a first base, a fixed base, a movable base, a fixing rod, a control box, a sliding base and a second telescopic rod. A first sliding groove and a second sliding groove communicated with the first sliding groove are formed in the first base, the second sliding groove is formed in the inner ring of the first sliding groove, the fixed base is fixed to the first base and further fixed to the center point of the first sliding groove and the second sliding groove,the movable base is connected inside the first sliding groove in a sliding mode, air cylinders are fixed to the movable base and the fixed base, and the air cylinders are connected with air rods. According to the automatic polishing machine tool for the automobile door frame, three sets of connecting arms are arranged to fix polishing blocks of different specifications, and the polishing blocks atdifferent positions can be adjusted simply by rotating handles in use, so that in the polishing process, the polishing blocks can be changed quickly and are more convenient to use.

Description

technical field [0001] The invention relates to the technical field of processing equipment for automobile door frames, in particular to an automatic grinding machine tool for automobile door frames. Background technique [0002] As the base frame of the car door, the car door frame is an indispensable part of the car assembly. It mainly plays a protective role to prevent people from falling from the car during use. The car door frame needs to be used in the process of processing Cutting, assembling, grinding and other processes, in which cutting, assembling, plastic and other processing belong to rough processing, while grinding belongs to fine processing, which requires the use of grinding machine tools. [0003] Existing grinding machine tools usually only have one grinding block, and they are all set separately. When in use, workers need to run around repeatedly to pick up the grinding equipment, and when clamping objects, they usually set longer clamps. However, the si...

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to provide an automatic grinding machine for automobile door frames to solve the problems in the above-mentioned background technology that it is inconvenient to take grinding parts of different specifications, and the clamping position is not easy to operate, and the clamping is prone to scratches.

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