Hand-held rock drill

A rock drill and a hand-held technology, which is applied in the field of hand-held rock drills, can solve the problems of reducing the construction efficiency of workers, lack of shock absorbing devices, and difficulty in pulling out drill tools, etc., so as to achieve convenient rock drilling, improve rock drilling efficiency, and reduce volume Effect

Inactive Publication Date: 2018-07-27
天津市九方煤矿机械制造有限公司
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The disadvantages of existing hand-held rock drills: the handle of the rock drill lacks a shock absorber, which often causes the handle to break during the use of the rock drill, and the drilling tool of the rock drill is difficult to pull out in the rock crevice, thereby greatly reducing Construction efficiency of staff

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Embodiment Construction

[0020] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

[0021] refer to Figure 1-3 , a hand-held rock drilling machine, comprising a drilling tool 1, a rock drilling head 2 is provided at the top of the drilling tool 1, a rock drilling machine main body 3 is provided at the top of the rock drilling machine head 2, a handle body 4 is provided at the top of the rock drilling machine main body 3, and both sides of the top of the handle body 4 are A fixed seat 5 is provided, and the two fixed seats 5 are provided with...

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PUM

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Abstract

The invention discloses a hand-held rock drill which comprises a drill tool; a rock drill head is arranged at the top end of the drill tool; a rock drill main body is arranged at the top end of the rock drill head; a handle body is arranged at the top end of the rock drill main body; fixing seats are arranged on the two sides of the top end of the handle body respectively and are internally provided with clamping grooves respectively; a clamping column is connected to the interior of each clamping groove in a clamping manner; sliding blocks are arranged on the two sides of the lower part of each clamping column respectively and are arranged in limiting grooves formed in the inner wall of each clamping groove respectively; springs are arranged on the two sides of the bottom end of each clamping column respectively; a handle is arranged at the top ends of the two clamping columns; and a connection frame is arranged on the outer wall of the rock drill head and is rotationally connected with the rock drill head through a first rotation pin. By adopting the hand-held rock drill provided by the invention, vibration generated when the rock drill works can be well absorbed through the springs arranged on the two sides of the bottom ends of each clamping column respectively; and in addition, the sliding blocks on the two sides of the lower part of each clamping column can realize movement in a small range in the corresponding limiting grooves, so that people feel more comfortable when using the rock drill to work.

Description

technical field [0001] The invention relates to the technical field of rock drilling and stone mining, in particular to a hand-held rock drill. Background technique [0002] Hand-held rock drills are tools used to directly mine stones. It drills blastholes on the rock formations so that explosives can be put in to blast the rocks, so as to complete the mining of stones or other stone works. At present, most of the hand-held rock drills on the market are integrated structures, which are very convenient for assembly and maintenance. The inconvenience, but also increased maintenance costs, to bring more trouble to the user. [0003] After searching, the Chinese patent authorization number CN 206663145U discloses a hand-held pneumatic rock drill, which includes a drilling tool, a rock drill head, a rock drill main body, a handle body and a handle. One side of the handle body is equipped with a handle through a nut, and the handle The inside is provided with reinforcing ribs, t...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B25D17/24B25D17/00
CPCB25D17/00B25D17/24B25D2217/0092
Inventor 张晓民
Owner 天津市九方煤矿机械制造有限公司
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