CN111706250A

CN111706250A - Multifunctional drilling machine

Info

Publication number: CN111706250A
Application number: CN202010619399.7A
Authority: CN
Inventors: 王博; 吴阳林; 张明明; 周赛群; 曾定荣; 左佳玉; 王超
Original assignee: China Railway Construction Heavy Industry Group Co Ltd
Current assignee: China Railway Construction Heavy Industry Group Co Ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2020-09-25

Abstract

The invention provides a multifunctional drilling machine, which comprises a drilling machine driving mechanism, a propelling beam and a winch, wherein the drilling machine driving mechanism and the winch are respectively arranged at two ends of the propelling beam, the drilling machine driving mechanism is used for clamping or loosening a drilling tool and providing power for the drilling tool, and comprises a pipe clamp, a chuck, a reduction gearbox and a driving motor, the pipe clamp is fixedly arranged at one end of the propelling beam, the chuck is fixedly connected with one end of the reduction gearbox and is connected with the driving motor through the reduction gearbox; the winch is arranged at the rear end of the drill driving mechanism and used for coring by a rope during coring operation. The invention adopts two stages of power heads to meet two construction requirements, integrates the advanced drilling and coring functions into a whole, meets the multiple purposes of one machine, can greatly improve the use efficiency of equipment and reduce the cost.

Description

Multifunctional drilling machine

Technical Field

The invention relates to the technical field of tunnel construction, in particular to a multifunctional drilling machine.

Background

In the construction using the TBM, a multifunctional drilling machine is required to be configured, and the drilling machine is required to have the functions of geological coring and advanced drilling. With the rapid progress and development of geotechnical engineering construction technology, construction process technical methods adopted aiming at rock stratum characteristics of different construction areas have been developed and applied greatly, and the conventional drilling machine with single function can not meet the requirement of realizing multi-process construction. Therefore, the multifunctional drilling machine needs to be developed to meet the requirement of one machine for multiple purposes, the use efficiency of the equipment can be greatly improved, and the investment cost is reduced.

When a water hammer or a down-the-hole hammer is adopted for punching, the power required to be provided by the power head is low-speed large torque, the power required to be provided by the power head of the coring drilling machine is high-speed small torque, and the two-stage power head is a necessary result considering the combination of the functions of the two drilling machines.

The existing multifunctional drilling machine is provided with two power heads, wherein one power head provides low-speed large torque for drilling construction, and the other power head provides high-speed small torque for coring construction. The two power heads can be interchanged according to the requirements of different construction processes, so that the drilling machine is adaptive to various construction processes, and the purpose of increasing the application range of the drilling machine is achieved. The existing drilling machine needs to provide two power heads, and the drilling machine can be disassembled and assembled when different construction requirements are met, so that the cost is high, and the operation strength is high. When the coring device is used as a coring drilling machine, the coring device is pulled back to the winch behind the drilling machine, the structure occupies a large space, and the coring device is accurately positioned.

Disclosure of Invention

The invention aims to solve the problems and provides a multifunctional drilling machine which is combined with a drilling machine and a winch and has a compact structure.

In order to achieve the purpose, the invention provides a multifunctional drilling machine, which comprises a drilling machine driving mechanism, a propelling beam and a winch, wherein the drilling machine driving mechanism and the winch are respectively arranged at two ends of the propelling beam, the drilling machine driving mechanism is used for clamping or loosening a drilling tool and providing power for the drilling tool, and comprises a pipe clamp, a chuck, a reduction gearbox and a driving motor, the pipe clamp is fixedly arranged at one end of the propelling beam and used for clamping the drilling tool, the chuck is fixedly connected with one end of the reduction gearbox, and the chuck is controlled to rotate and is used for clamping and driving the drilling tool through the connection of the reduction gearbox and the driving motor; the hoist engine is used for coring when coring operation rope.

As a further scheme of the invention: the pipe clamp comprises a fixing piece and a driving piece, and the fixing piece is mounted on the push beam through a bolt and is fixedly connected with the push beam; the driving piece is arranged on the fixing piece and used for clamping the drilling tool.

Preferably, the driving part is provided with two or more parts which are respectively and symmetrically arranged with the central axis of the fixing part in the horizontal direction and used for clamping or loosening the drilling tool through the two mutually and symmetrically arranged driving parts;

preferably, the drive member is a hydraulic cylinder.

As a further scheme of the invention: the chuck is arranged on the propelling beam through a horizontal driving mechanism so as to enable the chuck to horizontally displace on the propelling beam through the driving of the horizontal driving mechanism.

Preferably, the chuck is further provided with a through hole penetrating the chuck and a jaw movably arranged on the chuck, and the central axis of the through hole is consistent with the central axis of the chuck and used for placing a drilling tool; the jack catch is equipped with more than one, and respectively with the central axis evenly distributed of through-hole on the chuck for carry out chucking or loosen the drilling tool.

As a further scheme of the invention: the horizontal driving mechanism preferably adopts a chain driving mechanism, and the chuck is arranged on a chain of the chain driving mechanism so as to enable the chuck to horizontally displace on the propelling beam under the driving control of the chain driving mechanism.

As a further scheme of the invention: the reduction gearbox is a hollow reduction gearbox, so that the drilling tool can penetrate through the reduction gearbox and is arranged on the reduction gearbox and extends to the front end of the pipe clamp.

The technical scheme of the invention has the following beneficial effects:

(1) the drilling tool adopts two power heads to clamp and drive so as to meet two construction requirements, integrates the drilling and coring functions at advanced positions into a whole, meets the multiple purposes of one machine, can greatly improve the use efficiency of equipment and reduce the cost.

(2) According to the invention, the winch is integrated on the tail part of the propelling beam, so that the mounting space is greatly saved, the absolute centering performance is ensured, the disassembling and assembling operation intensity and the operation time are reduced, and the operation efficiency is improved.

(3) In the invention, the power head adopts a hollow design, so that the overall length of the propelling beam is reduced, and the wire line coring is facilitated.

(4) According to the invention, the pipe clamp is clamped by adopting the hydraulic oil cylinder, so that the drilling tool can be effectively clamped or loosened.

(5) According to the invention, the chuck is movably arranged on the push beam, and the position between the chuck and the pipe clamp is adjustably arranged, so that the drilling tools with different lengths can be effectively clamped and driven.

In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic front view of the overall structure of the present invention;

fig. 2 is a structural axial view of the tube holder of the present invention;

FIG. 3 is a front view of the chuck of the present invention.

Wherein-1: tube holder, 1-1: fixing piece, 1-2: first hydraulic cylinder, 1-3: second hydraulic cylinder, 2: feed beam, 3: chuck, 3-1: through hole, 3-2: claw, 4: reduction box, 5: drive motor, 6: hoist engine, 7: a chain mechanism.

Detailed Description

Embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.

Referring to fig. 1, the multifunctional drilling machine provided by the invention comprises a drilling machine driving mechanism and a winch 6, wherein the drilling machine driving mechanism and the winch 6 are respectively arranged on a push beam 2, and the drilling machine driving mechanism is arranged at the front end of the winch 6;

preferably, the drilling machine driving mechanism comprises a pipe clamp 1, a chuck 3, a reduction box 4 and a driving motor 5, wherein the pipe clamp 1 is fixedly arranged at the front end of the propelling beam 2 and used for clamping a drilling tool; the chuck 3 is fixedly connected with one end of the reduction gearbox 4, and the chuck 3 is controlled to rotate through the connection of the reduction gearbox 4 and the driving motor 5 and is used for clamping and driving a drilling tool;

preferably, the chuck 3 is mounted on a chain of the chain mechanism 7, so that the chuck 3 is horizontally displaced on the feed beam 2 by the driving of the chain mechanism 7.

As a further embodiment of the invention: referring to fig. 2, the pipe clamp 1 comprises a fixing member 1-1, a first hydraulic cylinder 1-2 and a second hydraulic cylinder 1-3, the fixing member 1-1 is mounted on the push beam 2 through bolts, fixed ends of the first hydraulic cylinder 1-2 and the second hydraulic cylinder 1-3 are respectively mounted on the fixing member 1-1, and driving ends of the fixing member 1-1 and the fixing cylinder 1-3 are respectively arranged opposite to each other with a central axis of the fixing member 1-1 and used for clamping or loosening a drilling tool penetrating through the fixing member 1-1.

Preferably, in order to effectively clamp the drilling tool, the pipe clamps 1 can be arranged in parallel at least one to ensure the stability of clamping the drilling tool.

As a further embodiment of the invention: referring to fig. 3, the chuck 3 comprises a through hole 3-1 and a jaw 3-2, the through hole 3-1 is arranged on the chuck 3 in a penetrating way, and the central axis of the through hole is consistent with the central axis of the chuck 3; the clamping jaws 3-2 are provided with one or more than one and are uniformly distributed on the chuck 3 by taking the central axis of the chuck 3 as the circle center respectively so as to effectively clamp or loosen the drilling tool penetrating and installed in the through hole 3-1.

The working steps of the invention are as follows:

1. when the drilling machine needs to work, corresponding drilling tools are arranged on the reduction gearbox, the chuck and the pipe clamp in a penetrating mode, the drilling tools are clamped through the chuck and the pipe clamp, and power sources are provided for the drilling tools through the driving motor and the reduction gearbox, so that the drilling tools can work;

2. when the drilling tool is replaced according to the working requirement, the clamping of the chuck and the pipe clamp on the drilling tool is loosened to realize the replacement of the drilling tool;

3. when coring operation is needed, connecting a rope on the winch with the fisher, and controlling the winch to rotate reversely to release the rope; the fisher is sent to the front end of the core-taking operation under the action of water pressure; after the fisher fastens the inner pipe assembly, the winch is controlled to rotate forwards, the rope is retracted, the inner pipe is pulled out, and coring operation is completed.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A multifunctional drilling machine is characterized in that: comprises a drill driving mechanism, a propelling beam and a winch, wherein the drill driving mechanism and the winch are respectively arranged at two ends of the propelling beam,

the drilling machine driving mechanism is used for clamping or loosening a drilling tool and providing power for the drilling tool and comprises a pipe clamp, a chuck, a reduction gearbox and a driving motor, wherein the pipe clamp is fixedly arranged at one end of the propelling beam, and the chuck is fixedly connected with one end of the reduction gearbox and is connected with the driving motor through the reduction gearbox;

the winch is arranged at the rear end of the drill driving mechanism and used for coring by a rope during coring operation.

2. The multi-function drill of claim 1, wherein: the pipe clamp comprises a fixing piece and a driving piece, and the fixing piece is mounted on the push beam through a bolt and is fixedly connected with the push beam; the driving piece is arranged on the fixing piece and used for clamping the drilling tool.

3. The multi-function drill of claim 2, wherein: the quantity of driving piece uses 2 to set up as the multiple, and sets up with the central axis symmetry of mounting horizontal direction respectively for make the drilling tool carry out the centre gripping through the driving piece that two mutual symmetries set up.

4. The multi-function drill of claim 3, wherein: the driving part is a hydraulic oil cylinder.

5. The multi-function drill of claim 1, wherein: the chuck is arranged on the propelling beam through a horizontal driving mechanism and is used for enabling the chuck to carry out horizontal displacement on the propelling beam through the driving of the horizontal driving mechanism.

6. The multi-function drill of claim 5, wherein: the chuck is also provided with a through hole penetrating the chuck and a clamping jaw movably arranged on the chuck, and the central axis of the through hole is consistent with that of the chuck and used for placing a drilling tool; the jack catch is equipped with more than one, and respectively with the central axis evenly distributed of through-hole on the chuck for carry out chucking or loosen the drilling tool.

7. The multi-function drill of claim 1, wherein: the reduction gearbox is a hollow reduction gearbox, and is used for the drilling tool to penetrate through and be installed on the reduction gearbox and extend to the front end of the pipe clamp.