CN218669260U

CN218669260U - Drilling machine working mechanism with double clamping long drill rods

Info

Publication number: CN218669260U
Application number: CN202222889238.7U
Authority: CN
Inventors: 蒋静宇; 陈刚; 常宏振; 曹力
Original assignee: Jiangsu Zhongmei Mining Equipment Co ltd; China University of Mining and Technology CUMT
Current assignee: Jiangsu Zhongmei Mining Equipment Co ltd; China University of Mining and Technology CUMT
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-03-21
Anticipated expiration: 2032-11-01

Abstract

The utility model relates to a drilling machine operating mechanism of double-clamping long drill rod, which comprises a carriage assembly, a sliding guide rod, a propulsion oil cylinder and a power head, wherein the propulsion oil cylinder is arranged on the carriage assembly in parallel, the propulsion oil cylinder is connected with the sliding guide rod, a ball slide seat is arranged on the sliding guide rod, the power head is arranged on the ball slide seat, the front end of the power head is provided with a front chuck, the rear end of the power head is provided with a rear chuck, a thick drill rod is clamped in the front chuck, a thin drill rod is clamped in the rear chuck, and a double-chuck double-clamping power assembly is formed; a first clamp holder and a second clamp holder are arranged in front of the front chuck, a drill rod support frame is arranged behind the rear chuck, the first clamp holder and the second clamp holder are arranged at the front end of the sliding frame assembly, and the drill rod support frame is arranged at the rear end of the sliding frame assembly; the first clamp holder, the second clamp holder, the drill rod support frame and the power head are in the same horizontal line. The utility model discloses a two drilling rod centre gripping of operating device, multiple firm long drill pipe.

Description

Drilling machine working mechanism with double clamping long drill rods

Technical Field

The utility model relates to a colliery rig technical field especially relates to a rig operating device of long drilling rod of two clamps.

Background

Along with the progress of drilling process technology and the improvement of the automation degree of a drilling machine in recent years, the requirements for solving the problems of difficult drilling, shallow drilling depth and the like of a special coal seam and realizing underground automatic drilling and intelligent drilling technology are more and more urgent. At present, the depth of a hole to be drilled in coal mine gas geological drilling is generally 8-20 meters, even deeper, and particularly drilling construction on a transverse cross section of a roadway is limited by limited space, and a multi-section splicing type drilling tool is required to be adopted; due to the limited underground construction places, the existing drilling rod of the drilling machine needs to be manually completed during splicing and disassembling, due to the limited manual capacity, the used drilling rod is small in size and weight, the drilling hole is small and the depth is not large, and an operator is required to work nearby the drilling machine. Therefore, a long drill rod working mechanism suitable for deep hole drilling environment is needed, the disassembly and assembly workload is reduced, and the working efficiency is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned not enough, provide a rig operating device of long drilling rod is held to two clamps, be applicable to the deep hole probing, improve work efficiency.

The purpose of the utility model is realized like this:

a drilling machine working mechanism with double clamping long drill rods comprises a carriage assembly, a sliding guide rod, a propulsion oil cylinder and a power head, wherein the propulsion oil cylinder is arranged on the carriage assembly in parallel, the propulsion oil cylinder is connected with the sliding guide rod, a ball sliding seat is arranged on the sliding guide rod, the power head is arranged on the ball sliding seat, a front chuck is arranged at the front end of the power head, a rear chuck is arranged at the rear end of the power head, a thick drill rod is clamped in the front chuck, a thin drill rod is clamped in the rear chuck, and a double-chuck double-clamping power assembly is formed; a first clamp holder and a second clamp holder are arranged in front of the front chuck and used for clamping and stabilizing a thick drill rod, a drill rod support frame is arranged behind the rear chuck and used for clamping and stabilizing a thin drill rod, the first clamp holder and the second clamp holder are arranged at the front end of the sliding frame assembly, and the drill rod support frame is arranged at the rear end of the sliding frame assembly; the first clamp holder, the second clamp holder, the drill rod support frame and the power head are located on the same horizontal line.

Further, the ball slide includes slide body, ball sliding sleeve and ball, this internal ball sliding sleeve that is equipped with of slide, ball sliding sleeve cover is established on the sliding guide, be equipped with a plurality of balls between ball sliding sleeve and the sliding guide.

Furthermore, both ends of the ball sliding sleeve are provided with pressing covers.

Furthermore, a dustproof ring is arranged on the gland.

Furthermore, the bottom of the sliding seat body is provided with an oil nozzle.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The utility model discloses a unit head adopts the ball slide to set up on the slide bar, and the structure that adds the ball with the ball cover makes the friction mode become rolling friction, installs dust ring on the gland to regularly add lubricating oil from the glib talker, thereby increase sliding guide's life.

(2) The utility model adopts the double chucks to clamp the thick drill rod and the thin drill rod respectively in tandem, and the double clamps are arranged to stabilize the thick drill rod, the drill rod support frame is arranged to stabilize the thin drill rod, and the thick drill rod and the thin drill rod are drilled simultaneously; when the drill rod is used for assisting the thick drill rod to drill through a complex terrain, the thick drill rod protects the thin drill rod to drill, the stability of the drill rod is improved by the double clamping and the drill rod supporting frame, the instability of a long drill rod is solved, and the drill rod is suitable for the deep hole drilling environment.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a schematic structural diagram of the ball slide of the present invention.

Fig. 4 is an enlarged view of fig. 3 at point i.

Wherein:

the device comprises a sliding frame assembly 1, a sliding guide rod 2, a propelling oil cylinder 3, a power head 4, a front chuck 5, a rear chuck 6, a first clamp 7, a second clamp 8, a ball sliding seat 9, a ball sliding sleeve 9.1, balls 9.2, a gland 9.3, an oil nozzle 9.4, a rough drill rod 10 and a fine drill rod 11.

Detailed description of the preferred embodiments

For better understanding of the technical solution of the present invention, the following detailed description will be made with reference to the accompanying drawings. It should be understood that the following specific examples are not intended to limit the embodiments of the present invention, but only embodiments that can be adopted by the present invention. It should be noted that the description of the positional relationship of the components, such as the component a is located above the component B, is based on the description of the relative positions of the components in the drawings, and is not intended to limit the actual positional relationship of the components.

Examples

Referring to fig. 1-4, fig. 1 depicts a schematic diagram of a dual long drill pipe gripping rig operating mechanism. As shown in the figure, the utility model discloses a rig operating device of long drilling rod is held to two clamps for impel the drilling rod, it includes balladeur train assembly 1, sliding guide 2, thrust cylinder 3 and unit head 4, parallel arrangement thrust cylinder 3 on the balladeur train assembly 1, thrust cylinder 3 connects sliding guide 2, set up ball slide 9 on the sliding guide 2, be equipped with unit head 4 on the ball slide 9, the front end of unit head 4 is equipped with preceding chuck 5, and the rear end is equipped with back chuck 6, and thick drilling rod 10 of centre gripping in the preceding chuck 5, centre gripping thin drilling rod 11 in the back chuck 6, the two centre gripping power components of constitution two chucks.

A first clamp holder 7 and a second clamp holder 8 are arranged in front of the front chuck 5 and used for clamping and stabilizing a thick drill rod 10, a drill rod support frame 4 is arranged behind the rear chuck 6 and used for clamping and stabilizing a thin drill rod 11, the first clamp holder 7 and the second clamp holder 8 are arranged at the front end of the carriage assembly 1, and the drill rod support frame 4 is arranged at the rear end of the carriage assembly 1; the first clamp 7, the second clamp 8 and the drill rod support frame 4 are positioned on the same horizontal line with the power head 4.

Ball slide 9 includes slide body, ball sliding sleeve 9.1, ball 9.2 and gland 9.3, this internal ball sliding sleeve 9.1 that is equipped with of slide, ball sliding sleeve 9.1 cover is established on sliding guide 2, be equipped with a plurality of balls 9.2 between ball sliding sleeve 9.1 and the sliding guide 2, ball sliding sleeve 9.1's both ends all are equipped with gland 9.3, be equipped with the dust ring on the gland 9.3, slide body's bottom is equipped with glib talker 9.4, and the structure with ball sleeve with the ball makes the friction mode become rolling friction, installs the dust ring on the gland to regularly add lubricating oil from the glib talker, thereby increase sliding guide's life.

The front chuck 5 adopts a 127 model chuck, the rear chuck 6 adopts a 73 model chuck, the first clamp 7 adopts a 73 model clamp, and the second clamp 8 adopts a 127 model clamp.

The working principle is as follows:

the whole machine of the utility model adopts a structure of double holders and double chucks, and the thick drill rod and the thin drill rod drill simultaneously; the power head mounting seat and the slide rod are fixed through the ball seat to convert sliding friction into rolling friction.

The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims

1. The utility model provides a rig operating device of long drilling rod of double-jaw which characterized in that: the double-chuck double-clamping power assembly comprises a carriage assembly (1), a sliding guide rod (2), a propulsion oil cylinder (3) and a power head (4), wherein the propulsion oil cylinder (3) is arranged on the carriage assembly (1) in parallel, the propulsion oil cylinder (3) is connected with the sliding guide rod (2), a ball sliding seat (9) is arranged on the sliding guide rod (2), the power head (4) is arranged on the ball sliding seat (9), a front chuck (5) is arranged at the front end of the power head (4), a rear chuck (6) is arranged at the rear end of the power head, a thick drill rod (10) is clamped in the front chuck (5), and a thin drill rod (11) is clamped in the rear chuck (6), so that the double-chuck double-clamping power assembly is formed; the front side of the front chuck (5) is provided with a first clamp holder (7) and a second clamp holder (8), the first clamp holder (7) and the second clamp holder (8) are arranged at the front end of the sliding frame assembly (1), and the first clamp holder (7) and the second clamp holder (8) are on the same horizontal line with the power head (4).

2. A dual-grip long drill pipe drill working mechanism as claimed in claim 1, wherein: ball slide (9) are including slide body, ball sliding sleeve (9.1) and ball (9.2), this internal ball sliding sleeve (9.1) that is equipped with of slide, ball sliding sleeve (9.1) cover is established on sliding guide (2), be equipped with a plurality of balls (9.2) between ball sliding sleeve (9.1) and sliding guide (2).

3. A dual-grip long drill pipe rig work mechanism as claimed in claim 2, wherein: both ends of the ball sliding sleeve (9.1) are provided with pressing covers (9.3).

4. A dual-grip long drill pipe rig work mechanism as claimed in claim 3, wherein: and a dustproof ring is arranged on the gland (9.3).

5. A dual-grip long drill pipe rig work mechanism as claimed in claim 1, wherein: and the bottom of the ball sliding seat (9) body is provided with an oil nozzle (9.4).

6. A dual-grip long drill pipe rig work mechanism as claimed in claim 1, wherein: and a drill rod support frame is arranged behind the rear chuck (6) and used for clamping and stabilizing the thin drill rod (11), and the drill rod support frame is arranged at the rear end of the sliding frame assembly (1).