Arc plate stepped hole machining device and machining method

A processing device and step hole technology, applied in the clamping of arc plate clamping devices and arc plate clamping devices, can solve problems such as difficulty in arc plate clamping, improve the reuse rate, reduce production costs, and ensure size and the effect of geometric tolerances
CN110900237AInactive Publication Date: 2020-03-24BAOJI PETROLEUM MASCH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Current Assignee / Owner
BAOJI PETROLEUM MASCH CO LTD
Publication Date
2020-03-24
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention discloses an arc plate stepped hole machining device, which comprises a bottom plate, and is characterized in that both ends of the bottom plate are fixedly connected with clamp bodies,the two clamp bodies are oppositely and fixedly connected, each clamp body is U-shaped and fixedly connected with an arc-shaped block, the arc-shaped block is located on the inner wall, which is opposite to the opening, of the clamp body, one end of the clamp body is movably connected with a drill jig body, one end of the drill jig body is movably connected with the clamp body, the other end of the drill jig body is provided with a groove, the drill jig body is provided with a threaded hole, the threaded hole is located in the drill jig body, the threaded hole is internally equipped with a handle screw, the handle screw penetrates through the threaded hole, the end, which is close to the clamp body, of the handle screw is fixedly connected with an arc plate pressing block, one end of the clamp body is provided with a U-shaped groove, an eyelet bolt is movably connected in the U-shaped groove, the diameter of the eyelet bolt is matched with the size of the groove, the eyelet bolt extends out of the U-shaped groove, and the eyelet bolt is equipped with a locking nut. According to the machining method of the arc plate stepped hole machining device, the problem of difficult arc plate clamping in the prior art is solved.
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Description

technical field

[0001] The invention belongs to the technical field of machining methods, and relates to an arc plate clamping device, and also relates to a clamping method of the above arc plate clamping device. Background technique

[0002] The oil drilling and production special equipment industry has maintained a rapid development momentum in recent years. For the sake of energy security, in the context of the rapid growth of global upstream oil and gas investment, oil and gas exploration and production investment will achieve stable and rapid growth, which is good for oil drilling and production special equipment. equipment industry.

[0003] In view of the current energy demand situation, the industry of special equipment for oil drilling and production will still show a high degree of prosperity for a long period of time. Arc plate parts are relatively common parts in oil drilling and production equipment, which are special-shaped parts. Due to their own structure Th...

Claims

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