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Equipment capable of realizing automatic reciprocating movement in PDC drill bit machining process

A processing and reciprocating technology, which is applied in the field of drill bit processing, can solve the problems affecting the accuracy of the drill bit and the inconsistency of the shape and size of the drill bit, and achieve the effects of processing quality assurance, reducing labor intensity and improving accuracy

Active Publication Date: 2019-04-19
CANGZHOU GREAT DRILL
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0020] The technical problem to be solved by the present invention is that the existing drill bits are processed by manual experience, which makes the shape and structure dimensions inconsistent and affects the accuracy of the drill bit. Its purpose is to provide a device that can realize automatic reciprocating movement during the processing of PDC drill bits , the equipment, through the principle of reciprocating action, combined with the structure of the drill bit itself, can form a unified shape and size of the drill bit, so that the quality of the drill bit processing can be guaranteed and the accuracy of the drill bit processing can be improved.

Method used

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  • Equipment capable of realizing automatic reciprocating movement in PDC drill bit machining process

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Embodiment

[0032] Such as figure 1As shown, the equipment capable of automatic reciprocating movement during the processing of PDC drill bits is provided with a connecting arm, which includes an upper arm 5, a middle arm 7 and a lower arm 14 connected in sequence, and a pin shaft 2 6 passes through the upper arm at the same time 5 and the middle arm 7, and the upper arm 5 and the middle arm 7 can rotate around the axis of the pin shaft 2 6 at the same time, and the end of the middle arm 7 away from the upper arm 5 is provided with a pin shaft 4 17, and the pin shaft 4 17 passes through the middle arm 7 simultaneously And lower arm 14, and middle arm 7 and lower arm 14 all can rotate around the axis of bearing pin 4 17 simultaneously, upper arm 5 is connected with reciprocating mechanism, lower arm 14 is connected with auxiliary power mechanism 15, and reciprocating mechanism comprises guide rail 26, The top surface of the guide rail 26 is recessed to form a guide groove 24, and a guide b...

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Abstract

The invention discloses equipment capable of realizing automatic reciprocating movement in a PDC drill bit machining process. The equipment comprises a connecting arm, the top end of the connecting arm is connected with a reciprocating mechanism capable of doing reciprocating motion, the bottom end of the connecting arm is connected with an auxiliary power mechanism, the auxiliary power mechanismcan drive the connecting arm to rotate, a transmission mechanism is arranged in the connecting arm, the transmission mechanism is connected with a driving force mechanism, and the driving force mechanism drives the connecting arm to move. Based on the principle of reciprocating motion, the structure of a drill bit is combined, so that the size of each blade on the drill bit can be unified, it is guaranteed that the blades are uniformly distributed along the center line of a drill bit body, the machining quality of the drill bit is guaranteed, the machining accuracy of the drill bit is improved, the machining efficiency is high, and labor intensity is reduced.

Description

technical field [0001] The invention relates to the technical field of drill bit processing, in particular to a device capable of automatic reciprocating movement during the process of PDC drill bit processing. Background technique [0002] PDC drill bit is the abbreviation of polycrystalline diamond compact drill bit. It is a drilling tool commonly used in the geological drilling industry. In fact, its evolution evolved from diamonds, which are mainly divided into the following two categories: [0003] 1. Matrix type PDC drill bit: [0004] The matrix type diamond compact drill bit is a cutting type drill bit in which the diamond composite sheet is welded to the bit matrix by brazing. The matrix bit is sintered with tungsten carbide powder, brazed on the tungsten carbide matrix with artificial polycrystalline diamond composite sheet, and uses natural diamond gauge. [0005] 2. Steel PDC drill bit: [0006] Steel body PDC drill bits are machined and formed with nickel, ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B23D79/00
CPCB23D79/00
Inventor 李义政
Owner CANGZHOU GREAT DRILL