CN113494303B

CN113494303B - Roof bolter

Info

Publication number: CN113494303B
Application number: CN202110772769.5A
Authority: CN
Inventors: 郭吉昌; 姜鹏飞; 陈志良; 曹晓明; 王子越; 罗超; 刘畅; 韦尧中
Original assignee: Tiandi Science and Technology Co Ltd; CCTEG Coal Mining Research Institute
Current assignee: Tiandi Science and Technology Co Ltd; CCTEG Coal Mining Research Institute
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2024-01-30
Anticipated expiration: 2041-07-08
Also published as: CN113494303A

Abstract

The invention provides an jumbolter, comprising: the drilling box (50), the drilling frame (60) and the anchor rod bin mechanism are used for connecting an anchor rod (1) and driving the anchor rod (1) to rotate; the drill box (50) is arranged on the drill frame (60), and the drill frame (60) is provided with a propelling component for propelling the drill box (50) to move along a preset direction; the anchor rod bin mechanism is arranged on one side of the drill box (50) and is used for automatically installing the anchor rods (1) to the drill box. The automatic installation of the anchor rod is realized by arranging the anchor rod bin mechanism, so that labor is saved, and the operation efficiency is improved.

Description

Roof bolter

Technical Field

The invention relates to the technical field of jumbolters, in particular to a jumbolter.

Background

At present, coal roadway tunneling in China has the problems of low roadway forming speed, low level of mechanization and automation and the like. The contradiction between working face extraction and roadway forming speed causes tension in extraction connection, and prevents further improvement of the scientific productivity of the coal mine. In addition, the automation degree of the existing jumbolter and other equipment is low, and more manpower is needed. Therefore, the rapid tunneling of the coal roadway is realized, the degree of mechanization and automation is improved, the labor is reduced or lightened, and the roadway forming speed is improved to be the necessary requirement of high yield and high efficiency of the coal mine.

Factors influencing the tunneling speed of the coal roadway include roadway supporting work, complex supporting technology and long occupied time. At present, a worker is required to manually install the anchor rod on the rotary drilling box on the support site, and each hydraulic anchor rod drilling machine is required to be provided with one worker, so that the efficiency is low, and labor is occupied.

In the current anchor bolt supporting operation, each anchor rod drilling machine needs to be provided with at least one worker, the worker grabs an anchor rod and installs the anchor rod on a rotary drilling box, and then the anchor rod drilling machine is started to realize the whole supporting operation flow. Because the step of installing the anchor rod can not leave the manual operation of workers, automation and intellectualization can not be realized fundamentally in underground support construction, and the number of workers and the operation cost can not be further reduced.

Moreover, the existing jumbolter has the problem of smaller stroke and poor propulsion stability.

Disclosure of Invention

The present invention aims to solve at least one of the technical problems in the related art to some extent. To this end, an embodiment of the present invention proposes a jumbolter comprising:

the drill box is used for connecting the anchor rod and driving the anchor rod to rotate;

the drill floor comprises a drill floor, a drill box and a drill frame, wherein the drill floor is provided with a pushing assembly for pushing the drill box to move along a preset direction;

and the anchor rod bin mechanism is arranged on one side of the drill box and is used for automatically installing the anchor rod to the drill box.

The jumbolter provided by the embodiment of the invention has at least the following technical effects: the automatic installation of the anchor rod is realized by arranging the anchor rod bin mechanism, so that labor is saved, and the operation efficiency is improved.

Optionally, the drill stand comprises a base, a first propulsion assembly and a second propulsion assembly;

the first propulsion component is arranged on the base and is connected with the second propulsion component so as to push the second propulsion component to move, the drill box is arranged on the second propulsion component, and the second propulsion component is used for pushing the drill box to move;

the pushing direction of the first pushing component is parallel to the pushing direction of the second pushing component.

Optionally, the first propulsion component comprises two first oil cylinders, a first fixing plate, a second fixing plate, a sliding rail fixing sleeve and a first guide rod which are arranged in parallel;

the sliding rail fixing sleeve is fixedly connected with the base, one end of the first guide rod is fixedly connected with the first fixing plate, the other end of the first guide rod is fixedly connected with the second fixing plate, and the first guide rod and the sliding rail fixing sleeve form guide fit connection;

one end of each of the two first oil cylinders is connected with the base, and the other end of each of the two first oil cylinders is connected with the first fixing plate;

the second propulsion component is arranged on the first fixing plate and the second fixing plate and can synchronously move along with the first fixing plate and the second fixing plate.

Optionally, the second propulsion component comprises a second oil cylinder, a second guide rod and a drill box seat;

the second oil cylinder is a double-rod oil cylinder, two ends of an oil rod of the second oil cylinder are respectively connected with the first fixing plate and the second fixing plate, and a cylinder sleeve of the second oil cylinder is sleeved on the oil rod and can reciprocate along the oil rod;

two ends of the second guide rod are respectively connected with the first fixing plate and the second fixing plate;

the drill box seat and the second guide rod form guide sliding fit connection; the drill box is fixed on the drill box seat.

Optionally, the jumbolter further comprises a clamping assembly and a third propulsion assembly, wherein the third propulsion assembly is arranged on the base, and the clamping assembly is arranged on the third propulsion assembly and used for restraining radial movement of the anchor rod;

the third propulsion assembly is capable of pushing the clamping assembly to move in the drilling direction of the anchor rod.

Optionally, the third propulsion assembly comprises a third oil cylinder and a third guide rod;

the sliding rail fixing sleeve is provided with a first guide hole in guide fit with the first guide rod and a third guide hole in guide fit with the third guide rod, and the third guide rod and the sliding rail fixing sleeve are in guide fit connection through the third guide hole;

the clamping assembly is fixed at the end part of the third guide rod, one end of the third oil cylinder is connected with the base, and the other end of the third oil cylinder is connected with the clamping assembly.

Optionally, the anchor rod bin mechanism includes:

the fixed bracket is provided with an installation part which is fixedly connected with the drill frame;

the wheel disc device is arranged on the fixed bracket and used for simultaneously storing a plurality of anchor rods;

the first driving device is arranged on the fixed support and is in transmission connection with the wheel disc device and used for driving the wheel disc device to rotate so as to change the positions of a plurality of anchor rods;

the grabbing device is arranged on the fixed support and used for grabbing the anchor rod on the wheel disc device and transferring the anchor rod to a designated position.

Optionally, the fixing bracket comprises a first bracket and a second bracket connected with the first bracket, and the first bracket and the second bracket are distributed at intervals;

the wheel disc device and the first driving device are arranged on the first support, and the mounting portions are arranged on the first support and the second support.

Optionally, the wheel disc device comprises a first wheel disc, a central shaft and a second wheel disc which are coaxially and sequentially connected, and the first wheel disc and the second wheel disc are spaced by a preset distance;

a plurality of first accommodating grooves are formed in the outer circumferential surface of the first wheel disc, the first accommodating grooves are distributed in a circumferential array around the circle center of the first wheel disc, a plurality of second accommodating grooves are formed in the second wheel disc, and the second accommodating grooves are distributed in a circumferential array around the circle center of the second wheel disc;

the first accommodating grooves and the second accommodating grooves are arranged in one-to-one correspondence, and the first accommodating grooves and the second accommodating grooves are used for jointly storing the anchor rods.

Optionally, a first elastic pressing piece is disposed on one side of each first accommodating groove, a second elastic pressing piece is disposed on one side of each second accommodating groove, and the first elastic pressing piece and the second elastic pressing piece are used for pressing the corresponding anchor rod into the corresponding first accommodating groove and the corresponding second accommodating groove.

Optionally, the second bracket comprises a torus with a notch and a connecting arm, and the connecting arm extends outwards from the circle center of the torus and is connected with the torus; the inside of the torus forms an anchor rod accommodating space for accommodating the anchor rod, and the notch is led to the accommodating space.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

FIG. 1 is a schematic front view of an embodiment of the jumbolter of the present invention;

FIG. 2 is a schematic side view of an embodiment of the roof bolter of the present invention;

FIG. 3 is an exploded schematic view of an jumbolter according to an embodiment of the present invention;

FIG. 4 is an exploded view of a drill rig and drill box according to an embodiment of the present invention;

FIG. 5 is a schematic perspective view of a slide fixing sleeve according to an embodiment of the present invention;

FIG. 6 is a schematic perspective view of an anchor rod magazine mechanism of an embodiment of the present invention with anchor rods installed therein;

FIG. 7 is a schematic front view of an anchor rod magazine mechanism of an embodiment of the present invention with anchor rods installed;

FIG. 8 is a left side view of the anchor rod magazine mechanism of FIG. 7;

FIG. 9 is a left side view of the anchor rod magazine mechanism of FIG. 7;

FIG. 10 is a schematic perspective view of a fixed bracket and grasping device of an anchor bar cartridge mechanism of an embodiment of the present invention with portions of the structure hidden;

FIG. 11 is a schematic perspective view of a fixed bracket and wheel disc assembly of an anchor bar cartridge mechanism of an embodiment of the present invention with portions of the structure hidden and showing the anchor bar;

FIG. 12 is a schematic perspective view of a fixed bracket and wheel assembly of an anchor rod magazine mechanism of an embodiment of the present invention with portions of the structure hidden;

fig. 13 is a side view of a roulette device in accordance with an embodiment of the invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.

Referring to fig. 1-4, the present embodiment provides an jumbolter, comprising: drill box 50, drill frame 60, and bolt magazine mechanism.

Wherein, the drill box 50 is used for connecting the anchor rod 1 and driving the anchor rod 1 to rotate; the drill box 50 is arranged on a drill frame 60, and the drill frame 60 is provided with a propelling component for propelling the drill box 50 to move along a preset direction; the anchor rod bin mechanism is arranged on one side of the drill box 50 and is used for automatically installing the anchor rods 1 to the drill box.

If the installation of the anchor rod 1 is realized, the anchor rod 1 is only required to be moved to a designated position, and the end part of the anchor rod 1 is provided with a hexagonal joint, and the anchor rod 1 can be directly inserted into the drill box 50 through the hexagonal joint.

The roof bolter of the above embodiment realizes automatic replacement of the anchor rod of the drill box 50 by providing the anchor rod magazine mechanism, for example, when the anchor rod on the drill box 50 needs to be replaced or when the anchor rod 1 needs to be installed on the drill box 50 without the anchor rod 1, the anchor rod magazine mechanism automatically controls the anchor rod 1 stored by itself to the drill box 50. Thereby reducing the labor and providing the operating efficiency of the jumbolter.

In one embodiment, the drill rig 60 includes a base 61, a first propulsion assembly 62, and a second propulsion assembly 63; the first propulsion component 62 is arranged on the base 61 and connected with the second propulsion component 63 to push the second propulsion component 63 to move, the drill box 50 is arranged on the second propulsion component 63, and the second propulsion component 63 is used for pushing the drill box 50 to move; the direction of pushing of the first propulsion assembly 62 is parallel to the direction of pushing of the second propulsion assembly 63. Both the first propulsion assembly 62 and the second propulsion assembly 63 are capable of changing the position of the drill box 50, thereby improving the movable travel of the drill box 50 in a limited space.

In one embodiment, the first propulsion assembly 62 includes two first cylinders 621, a first fixing plate 622, a second fixing plate 623, a slide fixing sleeve 624, and a first guide rod 625 disposed in parallel with each other; wherein, the slide rail fixing sleeve 624 is fixedly connected with the base 61, one end of the first guide rod 625 is fixedly connected with the first fixing plate 622, the other end is fixedly connected with the second fixing plate 623, and the first guide rod 625 and the slide rail fixing sleeve 624 form guide fit connection; one end of each of the two first cylinders 621 is connected with the base 61, and the other end is connected with the first fixing plate 622; the second pushing member 63 is provided to the first fixing plate 622 and the second fixing plate 623 and can move synchronously with the first fixing plate 622 and the second fixing plate 623.

The first cylinder 621 pushes the first fixing plate 622 when it is extended and contracted, and the second propulsion assembly 63 is integrally moved by the cooperation of the slide fixing sleeve 624 and the first guide rod 625, so that the position of the drill box 50 on the second propulsion assembly 63 is moved.

Wherein, two first cylinders 621 are provided, and the two first cylinders 621 push the first fixing plate 622 synchronously to ensure the stability of operation.

In one embodiment, the second propulsion assembly 63 includes a second ram 631, a second guide bar 632, and a drill box mount 633; the second cylinder 631 is a double-rod cylinder, two ends of an oil rod of the second cylinder 631 are respectively connected with the first fixing plate 622 and the second fixing plate 623, and a cylinder sleeve of the second cylinder 631 is sleeved on the oil rod and can reciprocate along the oil rod; both ends of the second guide bar 632 are connected to the first and second fixing plates 622 and 623, respectively; the drill box seat 633 and the second guide rod 632 form guide sliding fit connection; the drill box 50 is secured to a drill box seat 633. The drill box seat 633 is fixedly connected with the cylinder sleeve of the second oil cylinder 631, so that the drill box seat 633 moves synchronously with the cylinder sleeve, wherein the drill box seat 633 and the second guide rod 632 play a guiding role, and the drilling direction of the anchor rod 1 is ensured.

The second cylinder 631 is located between the two first cylinders 621, and the two first cylinders 621 may be symmetrically disposed with respect to the second cylinder 631, so as to improve the overall compact structure and operation stability of the drill frame 60.

In one embodiment, the roof bolter further includes a clamp assembly 70 and a third propulsion assembly 71, the third propulsion assembly 71 being provided to the base 61, the clamp assembly 70 being provided to the third propulsion assembly 71 for constraining radial movement of the bolt 1, e.g., the jaws of the clamp assembly 70 clamping the bolt 1, but not limiting rotation of the bolt 1, to only provide a righting effect on the bolt 1 when the bolt 1 is skewed.

The third urging assembly 71 is capable of urging the clamp assembly 70 in the drilling direction of the bolt 1. When the bolt 1 is in a different position, the third urging assembly 71 may urge the clamp assembly 70 to move to ensure that the radial constraint on the bolt 1 is always optimal.

In one embodiment, referring to fig. 5, third propulsion assembly 71 includes a third cylinder 711 and a third guide bar 712; the slide fixing sleeve 624 is provided with a first guide hole 6241 in guide fit with the first guide rod 625 and a third guide hole 6242 in guide fit with the third guide rod 712, the third guide rod 712 and the slide fixing sleeve 624 form guide fit connection through the third guide hole 6242, and the first guide rod 625 and the slide fixing sleeve 624 form guide fit connection through the first guide hole 6241; the clamping assembly 70 is fixed to an end of the third guide bar 712, and one end of the third cylinder 711 is connected to the base 61, and the other end is connected to the clamping assembly 70.

Referring to fig. 5-12, the present embodiment provides an anchor rod bin mechanism for simultaneously storing a plurality of anchor rods 1 and automatically loading the anchor rods 1 onto an anchor rod drilling machine, so as to save labor and improve working efficiency. This stock storehouse mechanism includes: a fixed bracket 10, a wheel device 20, a first driving device 30 and a grabbing device 40.

Wherein the fixed bracket 10 has a mounting portion 11 for connecting with the jumbolter; the mounting portion 11 may be connected to the jumbolter by means of flanges and bolts to allow the anchor magazine mechanism to be removed when necessary. In one embodiment, the mounting portion 11 is fixedly connected to the drill stand 60;

the wheel disc device 20 is arranged on the fixed bracket 10 and is used for simultaneously storing a plurality of anchor rods 1; in this embodiment, 8 bolts 1 may be stored on the wheel device 20 at the same time, and those skilled in the art may set more or less according to the requirements, for example: 6. root, 10 roots. 12, etc.

The first driving device 30 is arranged on the fixed bracket 10 and is in transmission connection with the wheel disc device 20, and is used for driving the wheel disc device 20 to rotate so as to change the positions of the anchor rods 1; that is, first driving device 30 drives wheel disc device 20 to rotate, so that the position of anchor rod 1 located on wheel disc device 20 is changed. The term "drive connection" as used herein refers to a connection that is capable of transmitting a driving force to a connected component, either directly or indirectly.

The gripping device 40 is provided to the fixed bracket 10 for gripping the anchor rod 1 on the wheel disc device 20 and transferring to a designated position. The main function of the gripping device 40 is to grip the rock bolt 1 and transfer to a position suitable for mounting the rock bolt 1 to a rock bolt drilling machine, so that its specific implementation can be varied.

In one embodiment, referring to fig. 5 and 6, the fixing bracket 10 includes a first bracket 12 and a second bracket 13 connected to the first bracket 12, and the first bracket 12 and the second bracket 13 are spaced apart so that the first bracket 12 and the second bracket 13 better support the anchor rod 1.

The wheel device 20 and the first driving device 30 are provided on the first bracket 12, and the first bracket 12 and the second bracket 13 each have a mounting portion 11 thereon. Thus, the first bracket 12 and the second bracket 13 can be respectively mounted and fixed by the respective mounting portions 11.

In one embodiment, referring to fig. 6, 11 and 12, the roulette device 20 includes a first roulette 21, a central shaft 22 and a second roulette 23 coaxially and sequentially connected, the first roulette 21 and the second roulette 23 being spaced apart by a predetermined distance; the first driving device 30 is in transmission connection with the central shaft 22, so that the first driving device 30 drives the central shaft 22 to synchronously rotate the first wheel disc 21 and the second wheel disc 23, and drives the anchor rods 1 on the first wheel disc 21 and the second wheel disc 23.

Further, a plurality of first receiving grooves 211 are formed on the outer circumferential surface of the first wheel disc 21, the plurality of first receiving grooves 211 are distributed in a circumferential array around the center of the first wheel disc 21, a plurality of second receiving grooves 231 are formed on the second wheel disc 23, and the plurality of second receiving grooves 231 are distributed in a circumferential array around the center of the second wheel disc 23.

Wherein, a plurality of first holding tanks 211 and a plurality of second holding tanks 231 are arranged in a one-to-one correspondence, and the first holding tanks 211 and the second holding tanks 231 are used for jointly storing the anchor rods 1.

In one embodiment, wheel assembly 20 further includes a baffle 24, baffle 24 being fixedly coupled to central shaft 22 and positioned between first wheel 21 and first bracket 12. The shield 24 is used to block the anchor bolt 1 to define the position of the anchor bolt 1 and to prevent the anchor bolt 1 from obstructing the rotation of the wheel disc apparatus 20. For example; the baffle 24 may be a disk disposed coaxially with the central axis 22.

In one embodiment, referring to fig. 12, a first elastic pressing piece is provided at one side of each first receiving groove 211, a second elastic pressing piece 232 is provided at one side of each second receiving groove 231, and the first and second elastic pressing pieces 232 are used to press the corresponding anchor rod 1 into the corresponding first receiving groove 211 and the corresponding second receiving groove 231. And since the first and second elastic pressing pieces 232 have a certain elasticity, when the grasping device 40 grasps the anchor rod 1, the first and second elastic pressing pieces 232 can be elastically deformed, so that the anchor rod 1 is removed from the first and second receiving grooves 211 and 231.

When the anchor rod 1 on the wheel disc device 20 is used up, the new anchor rod 1 is pressed against the first elastic pressing piece and the second elastic pressing piece 232, and the new anchor rod 1 can be made to enter the first accommodating groove 211 and the second accommodating groove 231 by slightly exerting force, so that the new anchor rod 1 can be easily installed.

In one embodiment, referring to fig. 9, the second bracket 13 includes a torus 131 having a notch 134 and a connecting arm 132, the connecting arm 132 extending outwardly from a center of the torus 131 and being connected to the torus 131; the inside of the torus 131 forms a bolt accommodating space 133 for accommodating the bolt 1, and the notch 134 opens into the accommodating space 133.

In one embodiment, the inner diameter of torus 131 is greater than the maximum outer diameter of first disk 21; and, the inner diameter of the torus 131 is larger than the maximum outer diameter of the second disc 23, that is, the maximum outer diameter of the first disc 21 and the maximum outer diameter of the second disc 23 are smaller than the inner diameter of the torus 131, so that the anchor rod 1 is installed.

In one embodiment, the shape of the first wheel disc 21 is the same as the shape of the second wheel disc 23.

In one embodiment, referring to fig. 7-9, the gripping device 40 includes a dual-rod cylinder 41, a crank cylinder 42, and a mechanical gripper 43; the double-rod-outlet cylinder 41 comprises an oil cylinder 411 and a cylinder rod 412 assembled to the oil cylinder 411, wherein the oil cylinder 411 can reciprocate along the length direction of the cylinder rod 412, and the oil cylinder 411 cannot rotate relative to the circumference of the cylinder rod 412; one end of the oil cylinder rod 412 is connected with the first bracket 12, and the other end is connected with the second bracket 13; the crank cylinder 42 is in transmission connection with the cylinder rod 412 and is used for driving the cylinder rod 412 to rotate, and the mechanical gripper 43 is arranged in the cylinder 411 and is used for grabbing the anchor rod 1.

Specifically, the cylinder rod 412 is provided with a first co-located connecting piece 413, a second co-located connecting piece 414 and a co-located connecting rod 415, the first co-located connecting piece 413 and the second co-located connecting piece 414 are fixedly connected with the cylinder rod 412, one end of the co-located connecting rod 415 is connected with the first co-located connecting piece 413, the other end of the co-located connecting rod 415 is connected with the second co-located connecting piece 414, and the co-located connecting rod 415 is matched with the cylinder barrel 411 to enable the cylinder barrel 411 to rotate synchronously with the cylinder rod 412.

In one embodiment, the mechanical gripper 43 includes a first jaw 431, a second jaw 432, and a clamp cylinder 433; the first clamping jaw 431 is fixed on the oil cylinder 411, the second clamping jaw 432 is hinged with the first clamping jaw 431, one end of the clamping oil cylinder 433 is hinged with the first clamping jaw 431, the other end of the clamping oil cylinder 433 is hinged with the second clamping jaw 432, so that the second clamping jaw 432 is driven to rotate relative to the first clamping jaw 431, and the second clamping jaw 432 and the first clamping jaw 431 can grab the anchor rod 1 through relative rotation.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

For purposes of this disclosure, the terms "one embodiment," "some embodiments," "example," "a particular example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.

Claims

1. A roof bolter, comprising:

the drilling box (50) is used for connecting the anchor rod (1) and driving the anchor rod (1) to rotate;

-a drill frame (60), the drill box (50) being arranged to the drill frame (60), the drill frame (60) having a propulsion assembly for propelling the drill box (50) to move in a predetermined direction;

the anchor rod bin mechanism is arranged on one side of the drill box (50) and is used for automatically installing the anchor rods (1) to the drill box;

the drill rig (60) comprises a base (61), a first propulsion assembly (62) and a second propulsion assembly (63);

the first propulsion assembly (62) is arranged on the base (61) and is connected with the second propulsion assembly (63) so as to push the second propulsion assembly (63) to move, the drill box (50) is arranged on the second propulsion assembly (63), and the second propulsion assembly (63) is used for pushing the drill box (50) to move;

-the pushing direction of the first pushing assembly (62) is parallel to the pushing direction of the second pushing assembly (63);

the first propulsion component (62) comprises two first oil cylinders (621), a first fixing plate (622), a second fixing plate (623), a sliding rail fixing sleeve (624) and a first guide rod (625) which are arranged in parallel;

the sliding rail fixing sleeve (624) is fixedly connected with the base (61), one end of the first guide rod (625) is fixedly connected with the first fixing plate (622), the other end of the first guide rod is fixedly connected with the second fixing plate (623), and the first guide rod (625) and the sliding rail fixing sleeve (624) form guide fit connection;

one end of each of the two first oil cylinders (621) is connected with the base (61), and the other end of each of the two first oil cylinders is connected with the first fixing plate (622);

the second propulsion component (63) is arranged on the first fixing plate (622) and the second fixing plate (623) and can synchronously move along with the first fixing plate (622) and the second fixing plate (623);

the stock storehouse mechanism includes:

a fixing bracket (10), wherein the fixing bracket (10) is provided with a mounting part (11), and the mounting part (11) is fixedly connected with the drill frame (60);

the wheel disc device (20) is arranged on the fixed bracket (10) and is used for simultaneously storing a plurality of anchor rods (1);

the first driving device (30) is arranged on the fixed bracket (10) and is in transmission connection with the wheel disc device (20) and is used for driving the wheel disc device (20) to rotate so as to change the positions of a plurality of anchor rods (1);

the grabbing device (40) is arranged on the fixed support (10) and used for grabbing the anchor rod (1) on the wheel disc device (20) and transferring the anchor rod to a designated position;

the fixed support (10) comprises a first support (12) and a second support (13) connected with the first support (12), and the first support (12) and the second support (13) are distributed at intervals;

the wheel disc device (20) and the first driving device (30) are arranged on the first bracket (12), and the mounting part (11) is arranged on each of the first bracket (12) and the second bracket (13).

2. The roof bolter of claim 1, wherein the second propulsion assembly (63) includes a second ram (631), a second guide bar (632), and a drill box seat (633);

the second oil cylinder (631) is a double-rod oil cylinder, two ends of an oil rod of the second oil cylinder (631) are respectively connected with the first fixing plate (622) and the second fixing plate (623), and a cylinder sleeve of the second oil cylinder (631) is sleeved on the oil rod and can reciprocate along the oil rod;

two ends of the second guide rod (632) are respectively connected with the first fixing plate (622) and the second fixing plate (623);

the drill box seat (633) and the second guide rod (632) form guide sliding fit connection; the drill box (50) is fixed to the drill box seat (633).

3. The roof bolter of claim 1, further comprising a clamping assembly (70) and a third urging assembly (71), the third urging assembly (71) being provided to the base (61), the clamping assembly (70) being provided to the third urging assembly (71) for constraining radial movement of the rock bolt (1);

the third propulsion assembly (71) is capable of pushing the clamping assembly (70) to move along the drilling direction of the anchor rod (1).

4. A jumbolter according to claim 3, wherein the third propulsion assembly (71) comprises a third cylinder (711) and a third guide bar (712);

the sliding rail fixing sleeve (624) is provided with a first guide hole in guide fit with the first guide rod (625) and a third guide hole in guide fit with the third guide rod (712), and the third guide rod (712) and the sliding rail fixing sleeve (624) form guide fit connection through the third guide hole;

the clamping assembly (70) is fixed at the end part of the third guide rod (712), one end of the third oil cylinder (711) is connected with the base (61), and the other end of the third oil cylinder is connected with the clamping assembly (70).

5. The jumbolter of claim 1, wherein the sheave arrangement (20) comprises a first sheave (21), a central shaft (22) and a second sheave (23) coaxially connected in sequence, the first sheave (21) and the second sheave (23) being spaced apart a predetermined distance;

a plurality of first accommodating grooves (211) are formed in the outer circumferential surface of the first wheel disc (21), the plurality of first accommodating grooves (211) are distributed in a circumferential array around the circle center of the first wheel disc (21), a plurality of second accommodating grooves (231) are formed in the second wheel disc (23), and the plurality of second accommodating grooves (231) are distributed in a circumferential array around the circle center of the second wheel disc (23);

the first accommodating grooves (211) and the second accommodating grooves (231) are arranged in one-to-one correspondence, and the first accommodating grooves (211) and the second accommodating grooves (231) are used for storing the anchor rods (1) together.

6. The roof bolter of claim 5, wherein a first resilient press sheet is provided on one side of each first receiving slot (211), a second resilient press sheet (232) is provided on one side of each second receiving slot (231), and the first resilient press sheet and the second resilient press sheet (232) are adapted to press the corresponding roof bolt (1) into the corresponding first receiving slot (211) and the corresponding second receiving slot (231).

7. The jumbolter of claim 5, wherein the second bracket (13) comprises a torus (131) with a notch (134) and a connecting arm (132), the connecting arm (132) extending outwardly from a center of the torus (131) and being connected to the torus (131); an anchor rod accommodating space (133) for accommodating the anchor rod (1) is formed inside the annular body (131), and the notch (134) is opened to the accommodating space (133).