Grinding tool for sealing face of safety valve
A technology for grinding tools and sealing surfaces, which is applied in the field of grinding tools for sealing surfaces of safety valves
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[0019] The present invention will be described in detail below in conjunction with the accompanying drawings.
[0020] Such as figure 1 As shown, a safety valve sealing surface grinding tool includes a fixed wall 2, a grinding motor 6, a grinding head 9 and a preload disc, the grinding motor 6 is a low-speed grinding motor and is installed on the fixed wall 2, and the grinding motor The motor switch 61 of 6 is fixed on the lifting block 32, is also provided with the speed control knob 62 that controls the grinding motor 6 rotating speeds and the current pointer meter 63 that shows the grinding motor 6 current, the speed regulation knob 62 and the current pointer meter 63 are all fixed on the fixed On the wall 2, the grinding head 9 is installed on the output shaft of the grinding motor 6, and there are two types of grinding heads 9, namely, the valve seat grinding head and the disc grinding head, such as image 3 As shown, the grinding disc 91 in the valve seat grinding head ...
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