CN-121976755-A - Low type full hydraulic drilling machine for thin ore layers

CN121976755ACN 121976755 ACN121976755 ACN 121976755ACN-121976755-A

Abstract

The application relates to the technical field of mining machinery equipment, in particular to a low-type full-hydraulic drilling machine for a thin seam, which comprises a drill carriage module, wherein the drill carriage module is provided with a drilling machine main machine module and a hydraulic driving module, the drilling machine main machine module comprises a slewing mechanism, a pitch angle adjusting mechanism, a power head, a feeding system and a drilling tool system module, the slewing mechanism is used for controlling the angle of the horizontal plane of the drilling machine main machine, the pitch angle adjusting mechanism is used for adjusting the pitch angle of the vertical plane of the drilling machine main machine, the power head and the feeding system are used for providing power drilling for the drilling tool system module and connecting and disconnecting drill rods, the drilling machine is driven by the hydraulic driving module, a heavy track chassis is adopted by a travelling mechanism of the drill carriage module, tracks are independently driven by hydraulic motors, four supporting hydraulic cylinders are arranged at four corners of a frame of the drill carriage module, and the low-type track drill carriage and the drilling machine main machine with compact structure can easily move and operate in a narrow roadway, and the working radius can be reduced through slewing and pitch adjustment.

Inventors

LUO RENWEN
LUO TAIGANG
YAN HONGJIANG
ZHOU XIANG
Ni Yulu
PAN YU
HU LINTAO
FANG YULIN

Assignees

贵州能安机电设备制造有限公司

Dates

Publication Date: 20260505
Application Date: 20260331

Claims (9)

1. The low-profile full-hydraulic drilling machine for the thin seam comprises a drill carriage module, wherein the drill carriage module is provided with a drilling machine main machine module and a hydraulic driving module, the drilling machine main machine module comprises a slewing mechanism, a pitch angle adjusting mechanism, a power head, a feeding system and a drilling tool system module, the slewing mechanism is used for controlling the angle of the horizontal plane of the drilling machine main machine, the pitch angle adjusting mechanism is used for adjusting the pitch angle of the vertical plane of the drilling machine main machine, the power head and the feeding system are used for providing power for the drilling tool system module to drill and connect and disconnect drill rods, the drilling machine is driven by the hydraulic driving module.
2. The low profile full hydraulic drilling machine for thin seam of claim 1, wherein the power head and feeding system comprises a power head and a feeding system, the power head is driven by a hydraulic motor, and the feeding system is driven by a double hydraulic cylinder-chain speed doubling mechanism or a hydraulic cylinder.
3. The low profile full hydraulic drill rig for thin seam as set forth in claim 1, wherein the drill system module comprises a PDC bit, a reamer bit, a auger stem, and a water swivel.
4. The low profile full hydraulic drilling machine for thin seam of claim 1, wherein the power head and feed system further comprises an integrated drilling tool handling system, the drilling tool handling system comprises a drilling rod suspension arm, an automatic chuck, a gripper, a grabbing and loading and unloading component, the drilling rod suspension arm is located on one side of a drilling machine main machine and is installed on a pitching frame, the front end of the power head is provided with a hydraulic automatic chuck for clamping a drilling rod to transmit torque, the hydraulic gripper is used for fixing a lower drilling rod when the drilling rod is connected and disconnected, and the grabbing and loading and unloading component is a mechanical arm or a gripper.
5. The low profile full hydraulic drilling machine for thin seam as set forth in claim 1, wherein the hydraulic driving module comprises a power unit, a control unit, an execution unit and an auxiliary system, wherein the power unit is driven by an explosion-proof motor to drive a plurality of hydraulic variable pumps and constant displacement pumps, the control unit adopts a pilot hydraulic control or multi-channel electrohydraulic proportional control valve group, the execution unit comprises a traveling motor, a rotary motor, a supporting hydraulic cylinder, a pitching adjusting hydraulic cylinder, a feeding hydraulic cylinder and a power head motor, and the auxiliary system comprises an oil tank, a high-efficiency cooler, a multiple hydraulic filter, a hydraulic pipeline and a safety valve.
6. The low-profile full hydraulic drilling machine for the thin seam of claim 3, wherein the PDC drill bit is arranged at the front end of the reaming drill bit and comprises a drill bit body and triangular blades, four symmetrical triangular blades are arranged on the crown of the drill bit body, a plurality of PDC cutting teeth are arranged on the triangular blades, an elevation angle of 15 degrees is arranged on the back surface of each PDC cutting tooth, the triangular blades are fixedly connected with dovetail grooves or positioning grooves on the drill bit body through high-strength bolts, and gauge protection sections are arranged behind the crown of the drill bit.
7. The low-profile full hydraulic drilling machine for the thin seam of claim 3, wherein the top of the reaming bit is provided with threads connected with the PDC bit, the bottom of the reaming bit is provided with threads connected with a spiral drill rod, a through water channel is arranged inside the reaming bit, the reaming bit is provided with six trapezoid blades, the trapezoid blades are provided with PDC cutting teeth with 12-degree elevation angles, the outer edges of the trapezoid blades are welded with hard alloy wear-resistant strips, and the middle position of the trapezoid blades is provided with an annular centralizing ring.
8. The low profile full hydraulic drilling machine for thin seam as set forth in claim 3, wherein the auger stem comprises a plurality of PDC cutter bodies spaced apart from each other at the edges of the auger stem, the back of the PDC cutter bodies forming an elevation angle of 9 DEG with the cutting direction, and the surface of the auger stem being overlaid with a high hardness tungsten carbide-based wear-resistant weld material.
9. The low-profile full hydraulic drilling machine for the thin seam as set forth in claim 4, wherein the clamp comprises a housing, a clamping hydraulic cylinder and a clamping plate, the clamping hydraulic cylinder is symmetrically arranged in a cavity at the lower part of the housing, the hydraulic shaft of the clamping hydraulic cylinder extends outwards, the hydraulic shaft is connected with the clamping plate through a C-shaped connecting plate, the connecting plate is connected with the hydraulic shaft and the clamping plate through screws, the hydraulic shaft is parallel to the clamping plate, the clamping hydraulic cylinder controls the hydraulic shaft to stretch and retract, and the clamping plate is driven to slide through the connecting plate.

Description

Low type full hydraulic drilling machine for thin ore layers Technical Field The invention relates to the technical field of mining machinery equipment, in particular to a low-type full-hydraulic drilling machine for a thin seam. Background The gently inclined thin ore bed is a typical classification of the occurrence state of ore bodies in mining engineering, particularly a layered ore bed with a gentle inclination angle and a thinner thickness, is a common ore body type with technical challenges in mining industry, has limited stope operation space, is difficult to operate by personnel and equipment, cannot slide and discharge by self weight due to the gentle inclination angle, depends on mechanical equipment to discharge ore, has limited roadway narrow space in bauxite layer mining with the inclination angle of 0-25 degrees, and generally faces the dilemma that large fully-mechanized mining equipment cannot be effectively deployed, has low efficiency of small equipment and has low automation degree. In the prior art, the patent with the publication number CN121363374A discloses a full-hydraulic tunnel drilling machine for a coal mine, which comprises a crawler chassis, wherein a driving mechanism, an angle adjusting mechanism and a height adjusting mechanism are arranged at the upper end of the crawler chassis, an installation table is arranged on the height adjusting mechanism, a drilling mechanism is arranged at the upper end of the installation table, the driving mechanism comprises a lifting plate, a rotating shaft is rotatably arranged at the inner part of the lower end of the lifting plate, a rotating gear is arranged on the circumferential surface of the rotating shaft, the angle adjusting mechanism comprises a rotary table, a sector toothed plate is arranged at the right end of the upper surface of the rotary table, gear teeth matched with the rotating gear are arranged on the outer surface of the sector toothed plate, the height adjusting mechanism comprises a first annular toothed plate, gear teeth matched with the rotating gear are arranged on the outer surface of the circumference of the first annular toothed plate, a first driven gear is connected to the lower surface of the first annular toothed plate in a meshed mode, and a worm is arranged on the left side of the first driven gear. According to the scheme, the driving mechanism, the angle adjusting mechanism and the height adjusting mechanism of the drilling machine are all in gear transmission, and due to the fact that the transmission ratios of the mechanisms are different, a plurality of gear sets are distributed on the main machine of the drilling machine, the main machine of the drilling machine is loose in structure, large in size and large in occupied space, and flexible operation in a narrow roadway is not facilitated. Disclosure of Invention Aiming at the defects of the prior art, the invention provides a low-type full-hydraulic drilling machine for a thin ore layer, which solves the problem that the existing drilling machine is inflexible to operate in a narrow roadway. The invention aims to solve the problems, and adopts the technical scheme that the low-type full-hydraulic drilling machine for the thin seam comprises a drill carriage module, wherein the drill carriage module is provided with a drilling machine main machine module and a hydraulic driving module, the drilling machine main machine module comprises a slewing mechanism, a pitch angle adjusting mechanism, a power head and feeding system and a drilling tool system module, the slewing mechanism is used for controlling the angle of the horizontal plane of the drilling machine main machine, the pitch angle adjusting mechanism is used for adjusting the pitch angle of the vertical plane of the drilling machine main machine, the power head and the feeding system are used for providing power for the drilling tool system module and connecting and disconnecting drill rods, the drilling machine is driven by the hydraulic driving module, the travelling mechanism of the drill carriage module adopts a heavy track chassis, tracks are independently driven by hydraulic motors, four supporting hydraulic cylinders are arranged at four corners of a frame of the drill carriage module, the slewing mechanism comprises a slewing support and a slewing motor, the drilling machine main machine is arranged on the drill carriage chassis through the slewing support and the hydraulic slewing motor, the pitch angle adjusting mechanism comprises a hinged pitch frame and hydraulic cylinders, the two groups of hydraulic cylinders are arranged on the chassis, the pitch frame is hinged with the hydraulic cylinders, and the power head and the feeding system and the system module are arranged on the pitch frame. Further, the power head and the feeding system comprise a power head and a feeding system, the power head is driven by a hydraulic motor, and the feeding system is driven by a double hydraulic cy