1. A bolt bin mechanism, comprising:

a fixing bracket (10), the fixing bracket (10) having a mounting portion (11) for connecting a jumbolter;

the wheel disc device (20) is arranged on the fixed support (10) and is used for storing a plurality of anchor rods (1) at the same time;

the first driving device (30) is arranged on the fixed support (10), 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);

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.

2. The anchor bin mechanism according to claim 1, wherein the fixing bracket (10) comprises a first bracket (12) and a second bracket (13) connected with the first bracket (12), and the first bracket (12) and the second bracket (13) are distributed at intervals;

the wheel disc device (20) and the first driving device (30) are arranged on the first support (12), and the mounting portions (11) are arranged on the first support (12) and the second support (13).

3. The anchor bin mechanism according to claim 2, wherein the wheel disc device (20) comprises a first wheel disc (21), a central shaft (22) and a second wheel disc (23) which are coaxially connected in sequence, and the first wheel disc (21) and the second wheel disc (23) are spaced apart by a predetermined distance;

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

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

4. The anchor rod magazine mechanism according to claim 3, wherein one side of each of the first receiving grooves (211) is provided with a first elastic pressing piece, one side of each of the second receiving grooves (231) is provided with a second elastic pressing piece (232), and the first and second elastic pressing pieces (232) are used for pressing the corresponding anchor rod (1) in the corresponding first receiving groove (211) and the corresponding second receiving groove (231).

5. The anchor bin mechanism of claim 3, wherein the second bracket (13) comprises a torus (131) having a gap (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 on the inner side of the ring body (131), and the notch (134) is opened to the accommodating space (133).

6. The rock bolt bin mechanism of claim 5, characterized in that the inner diameter of the torus (131) is larger than the largest outer diameter of the first disc (21);

the inner diameter of the ring body (131) is larger than the maximum outer diameter of the second wheel disc (23), or the shape of the first wheel disc (21) is the same as that of the second wheel disc (23).

7. The bolting chamber mechanism according to claim 2, wherein said gripping means (40) comprises a double out rod cylinder (41), a crank cylinder (42) and a mechanical gripper (43);

the double-rod-out oil cylinder (41) comprises an oil cylinder barrel (411) and an oil cylinder rod (412) assembled on the oil cylinder barrel (411), wherein the oil cylinder barrel (411) can reciprocate along the length direction of the oil cylinder rod (412), and the oil cylinder barrel (411) cannot rotate relative to the circumferential direction of the oil cylinder rod (412);

one end of the oil cylinder rod (412) is connected with the first bracket (12), and the other end of the oil cylinder rod is connected with the second bracket (13);

the crank oil cylinder (42) is in transmission connection with the oil cylinder rod (412) and used for driving the oil cylinder rod (412) to rotate, and the mechanical gripper (43) is arranged on the oil cylinder barrel (411) and used for gripping the anchor rod (1).

8. The anchor bin mechanism according to claim 7, wherein a first co-located connector (413), a second co-located connector (414) and a co-located connecting rod (415) are arranged on the cylinder rod (412), the first co-located connector (413) and the second co-located connector (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 connector (413), the other end of the co-located connecting rod is connected with the second co-located connector (414), and the co-located connecting rod (415) is matched with the cylinder barrel (411) so that the cylinder barrel (411) and the cylinder rod (412) can rotate synchronously.

9. The bolting cartridge mechanism according to claim 7, wherein said mechanical gripper (43) comprises a first jaw (431), a second jaw (432) and a clamping cylinder (433);

first clamping jaw (431) are fixed in oil cylinder section (411), second clamping jaw (432) with first clamping jaw (431) are articulated, the one end of centre gripping hydro-cylinder (433) with first clamping jaw (431) are articulated, the other end with second clamping jaw (432) are articulated, in order to drive second clamping jaw (432) are relative first clamping jaw (431) rotate, second clamping jaw (432) with first clamping jaw (431) snatch through relative rotation stock (1).

10. A jumbolter, comprising a drill box and a bolting magazine mechanism according to any of claims 1-9, which is arranged on one side of the drill box for automatic installation of a bolt (1) to the drill box.

Background

At present, coal roadway excavation in China faces the problems of low roadway forming speed, low level of mechanization and automation and the like. The contradiction between the working face stoping speed and the roadway forming speed leads to the tension of mining and tunneling, and further improvement of scientific yield of coal mines is hindered. In addition, the existing anchor rod drilling machine and other related equipment have low automation degree and need more manpower. Therefore, the coal roadway is tunneled quickly, the degree of mechanization and automation is improved, the manpower is reduced or lightened, and the increase of the roadway forming speed is the necessary requirement for high yield and high efficiency of the coal mine.

Factors influencing the coal roadway tunneling speed comprise roadway supporting work, complex supporting process and long occupied time. At present, a support site needs workers to manually install anchor rods on a rotary drill box, and each hydraulic anchor rod drilling machine needs to be provided with one worker, so that the efficiency is low, and the manual work is occupied.

In the current anchor bolt supporting operation, each anchor bolt drilling machine needs to be equipped with at least one worker, the worker grabs the anchor bolt and installs on the rotary drill box, then the anchor bolt drilling machine is opened to realize the supporting operation full flow. Because the step of installing the anchor rod cannot be separated from the manual operation of workers, the automation and the intellectualization cannot be fundamentally realized in the underground supporting construction, and the number of the workers and the operation cost cannot be further reduced.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. To this end, an embodiment of the present invention proposes a bolt magazine mechanism, including:

a fixed bracket having an installation portion for connecting a jumbolter;

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

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

and 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.

The anchor rod bin mechanism provided by the embodiment of the invention can automatically realize the installation of the anchor rods, and can store a plurality of anchor rods simultaneously, so that the anchor rod operation efficiency is improved, and the labor is saved.

Optionally, the fixing bracket includes a first bracket and a second bracket connected to 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 portion is arranged on the first support and the second support.

Optionally, the wheel disc device includes a first wheel disc, a central shaft, and a second wheel disc that are coaxially connected in sequence, and the first wheel disc and the second wheel disc are separated by a predetermined distance;

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

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

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

Optionally, the second bracket includes a torus with a notch and a connecting arm, and the connecting arm extends outward from the center of the torus and is connected to the torus; the internal side of torus forms and is used for holding the stock accommodation space of stock, the breach accesss to accommodation space.

Optionally, the inner diameter of the torus is larger than the maximum outer diameter of the first wheel disc;

the inner diameter of the annular ring body is larger than the maximum outer diameter of the second wheel disc, or the shape of the first wheel disc is the same as that of the second wheel disc.

Optionally, the gripping device comprises a double-rod oil cylinder, a crank oil cylinder and a mechanical gripper;

the double-rod-out oil cylinder comprises an oil cylinder barrel and an oil cylinder rod assembled on the oil cylinder barrel, the oil cylinder barrel can reciprocate along the length direction of the oil cylinder rod, and the oil cylinder barrel cannot rotate relative to the circumferential direction of the oil cylinder rod;

one end of the oil cylinder rod is connected with the first bracket, and the other end of the oil cylinder rod is connected with the second bracket;

the crank oil cylinder is in transmission connection with the oil cylinder rod and used for driving the oil cylinder rod to rotate, and the mechanical gripper is arranged on the oil cylinder barrel and used for gripping the anchor rod.

Optionally, a first apposition connecting piece, a second apposition connecting piece and an apposition connecting rod are arranged on the cylinder rod, the first apposition connecting piece and the second apposition connecting piece are fixedly connected with the cylinder rod, one end of the apposition connecting rod is connected with the first apposition connecting piece, the other end of the apposition connecting rod is connected with the second apposition connecting piece, and the apposition connecting rod is matched with the cylinder barrel so that the cylinder barrel and the cylinder rod rotate synchronously.

Optionally, the mechanical gripper comprises a first clamping jaw, a second clamping jaw and a clamping oil cylinder;

the first clamping jaw is fixed on the oil cylinder barrel, the second clamping jaw is hinged to the first clamping jaw, one end of the clamping oil cylinder is hinged to the first clamping jaw, the other end of the clamping oil cylinder is hinged to the second clamping jaw to drive the second clamping jaw to rotate relative to the first clamping jaw, and the second clamping jaw and the first clamping jaw grab the anchor rod through relative rotation.

The embodiment of the invention also provides an anchor rod drilling machine which comprises a drilling box and the anchor rod cabin mechanism, wherein the anchor rod cabin mechanism is arranged on one side of the drilling box and used for automatically installing the anchor rod to the drilling box.

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 perspective view of a bolt magazine mechanism of an embodiment of the present invention, with bolts installed;

FIG. 2 is a schematic front view of a bolt magazine mechanism of an embodiment of the present invention with bolts installed;

FIG. 3 is a left side view of the bolt cartridge mechanism of FIG. 2;

FIG. 4 is a left side view of the bolt cartridge mechanism of FIG. 2;

fig. 5 is a perspective view of the anchor bracket and the grasping device of the anchor rod cabin mechanism according to the embodiment of the present invention, in which a part of the structure is hidden;

fig. 6 is a perspective view of the anchor bracket and wheel disc arrangement of the anchor rod magazine mechanism of an embodiment of the present invention with portions of the structure hidden and the anchor rods shown;

fig. 7 is a perspective view of the fixing bracket and the wheel disc device of the anchor rod bin mechanism according to the embodiment of the invention, wherein a part of the structure is hidden.

Fig. 8 is a side view of a wheel disc apparatus of an embodiment of the present 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 with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

Referring to fig. 1 to 8, the present embodiment provides a bolt magazine mechanism for storing a plurality of bolts 1 at the same time and automatically installing the bolts 1 to a bolting machine to save labor and improve work efficiency. This stock storehouse mechanism includes: the device comprises a fixed bracket 10, a wheel disc device 20, a first driving device 30 and a grabbing device 40.

Wherein the fixing bracket 10 has a mounting portion 11 for connecting a jumbolter; the mounting portion 11 may be attached to the jumbolter by means of flanges and bolts to enable removal of the magazine mechanism when necessary.

The wheel disc device 20 is arranged on the fixed bracket 10 and is used for storing a plurality of anchor rods 1 at the same time; in this embodiment, 8 anchor rods 1 can be stored in the wheel disc device 20 at the same time, and those skilled in the art can set more or less according to the requirement, for example: 6, 10. 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 plurality of anchor rods 1; that is, the first driving device 30 drives the disc device 20 to rotate, thereby causing the position of the anchor bar 1 located on the disc device 20 to change. The term "drive connection" as used herein means a connection that is capable of transmitting a driving force to a connected component, and may be a direct connection or an indirect connection.

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

In one embodiment, referring to fig. 1 and 2, 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 from each other to better support the anchor rod 1 between the first bracket 12 and the second bracket 13.

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. Thus, the first bracket 12 and the second bracket 13 can be fixed by the respective mounting portions 11.

In one embodiment, referring to fig. 2, 7 and 8, the wheel disc assembly 20 includes a first wheel disc 21, a center shaft 22 and a second wheel disc 23 coaxially connected in series, the first wheel disc 21 and the second wheel disc 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 enable the first wheel disc 21 and the second wheel disc 23 to synchronously rotate, and accordingly the anchor rods 1 on the first wheel disc 21 and the second wheel disc 23 are driven.

Further, be formed with a plurality of first holding grooves 211 on the outer periphery of first rim plate 21, a plurality of first holding grooves 211 are the circumference array around the centre of a circle of first rim plate 21 and distribute, are formed with a plurality of second holding grooves 231 on the second rim plate 23, and a plurality of second holding grooves 231 are the circumference array around the centre of a circle of second rim plate 23 and distribute.

Wherein, a plurality of first holding grooves 211 and a plurality of second holding grooves 231 one-to-one set up, first holding groove 211 and second holding groove 231 are used for storing stock 1 jointly.

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

In one embodiment, referring to fig. 8, a first elastic pressing piece is disposed at one side of each first receiving groove 211, and a second elastic pressing piece 232 is disposed at one side of each second receiving groove 231, and the first and second elastic pressing pieces 232 are used for pressing the corresponding anchor rod 1 in the corresponding first receiving groove 211 and the corresponding second receiving groove 231. And because the first and second elastic pressing pieces 232 have 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 moved out of the first and second receiving grooves 211 and 231.

When the anchor rod 1 of the wheel disc device 20 is used up, the new anchor rod 1 is pressed against the first and second elastic pressing pieces 232, and the new anchor rod 1 can enter the first and second accommodating grooves 211 and 231 by applying a slight force, so that the new anchor rod 1 can be easily installed.

In one embodiment, referring to fig. 5, the second bracket 13 comprises a circular ring 131 having a notch 134 and a connecting arm 132, wherein the connecting arm 132 extends outwards from the center of the circular ring 131 and is connected with the circular ring 131; the annular body 131 forms an anchor receiving space 133 for receiving the anchor 1 inside, and the notch 134 opens into the receiving space 133.

In one embodiment, the inner diameter of torus 131 is greater than the maximum outer diameter of first disk 21; and, the internal diameter of ring body 131 is greater than the maximum external diameter of second rim plate 23, that is to say, the maximum external diameter of first rim plate 21 and the maximum external diameter of second rim plate 23 are both less than the internal diameter of ring body 131, so that anchor rod 1 can be installed.

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

In one embodiment, referring to fig. 3-5, the grasping apparatus 40 includes a double-out-rod cylinder 41, a crank cylinder 42, and a mechanical gripper 43; the double-rod-out cylinder 41 comprises a cylinder tube 411 and a cylinder rod 412 assembled on the cylinder tube 411, the cylinder tube 411 can reciprocate along the length direction of the cylinder rod 412, and the cylinder tube 411 cannot rotate relative to the circumferential direction 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 on the cylinder barrel 411 and is used for gripping the anchor rod 1.

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

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 tube 411, the second clamping jaw 432 is hinged to the first clamping jaw 431, one end of the clamping oil cylinder 433 is hinged to the first clamping jaw 431, the other end of the clamping oil cylinder 433 is hinged to the second clamping jaw 432, 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 grab the anchor rod 1 through relative rotation.

The present embodiment further provides a jumbolter comprising a drill box and the bolt magazine mechanism of any of the above embodiments, the bolt magazine mechanism being arranged on one side of the drill box for automatically installing the bolt 1 to the drill box.

If realize installation stock 1, only need to remove stock 1 to the assigned position, the tip of stock 1 is provided with the hexagonal joint, can directly insert the stock 1 on the drill box 50 through this hexagonal joint.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

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

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer 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, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.