CN113494302B - Roof bolter - Google Patents
Roof bolter Download PDFInfo
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- CN113494302B CN113494302B CN202110772768.0A CN202110772768A CN113494302B CN 113494302 B CN113494302 B CN 113494302B CN 202110772768 A CN202110772768 A CN 202110772768A CN 113494302 B CN113494302 B CN 113494302B
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- rod
- anchor rod
- drill
- screw
- fixing plate
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- 238000005553 drilling Methods 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 10
- 230000033001 locomotion Effects 0.000 claims abstract description 10
- 230000000903 blocking effect Effects 0.000 claims description 23
- 230000005540 biological transmission Effects 0.000 claims description 2
- 239000011435 rock Substances 0.000 claims 1
- 230000000452 restraining effect Effects 0.000 abstract description 3
- 239000003245 coal Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000005641 tunneling Effects 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/003—Machines for drilling anchor holes and setting anchor bolts
- E21D20/006—Machines for drilling anchor holes and setting anchor bolts having magazines for storing and feeding anchoring-bolts
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides an jumbolter, comprising: the drilling device comprises a drilling box (50), a drilling frame (60), a clamping assembly (70) and an anchor rod bin mechanism, wherein the drilling box (50) is 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 clamping assembly (70) is arranged on the drill frame (60) and used for restraining the radial movement of the anchor rod (1); 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
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;
the clamping assembly is arranged on the drilling frame and used for restraining the radial movement of the anchor rod;
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 anchor rod bin mechanism includes: screw pushing device and anchor rod installation device;
the screw pushing device includes: the device comprises a blocking piece, a driving part and at least two screws, wherein each screw is provided with a spiral groove, and the blocking piece is positioned at one side of the at least two screws and defines an accommodating space with the spiral grooves for accommodating the anchor rod; the driving component is in transmission connection with at least two screw rods and is used for driving the at least two screw rods to rotate and enabling the anchor rods positioned in the accommodating space to move under the pushing of the spiral grooves;
the anchor rod installation device is located on one side of the screw rod pushing device and used for grabbing an anchor rod on the screw rod pushing device and installing the anchor rod on the drill box.
Optionally, the screw pushing device includes two the screw, the blocking piece includes first shelves pole and second shelves pole, first shelves pole sets up in one of them screw one side to with the helicla flute of corresponding screw is limited to be used for holding the accommodation space of stock, the second shelves pole sets up in another screw one side, and with the helicla flute of corresponding screw is limited to be used for holding the accommodation space of stock.
Optionally, the ends of the first gear lever and the second gear lever are both provided with a stop block for blocking the anchor rod, and a gap capable of allowing the anchor rod to pass through is formed between the stop block and the end of the corresponding screw rod.
Optionally, the anchor rod installation device comprises at least two grabbing devices, the clamping jaws of the two grabbing devices can reciprocate along a first direction and a second direction, the first direction is the direction of the clamping jaws towards the anchor rod, and the second direction is the drilling direction of the drilling box.
Optionally, the grabbing device includes first extensible member, second extensible member and the clamping jaw, first extensible member with the second extensible member is connected, is used for the drive the second extensible member is followed the second direction reciprocating motion, the second extensible member with the clamping jaw is connected, is used for the drive the clamping jaw is followed the first direction reciprocating motion.
Optionally, the gripping device further includes a third telescopic member, the second telescopic member is connected with the clamping jaw through the third telescopic member, and the third telescopic member is used for driving the clamping jaw to reciprocate along the first direction.
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.
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 an embodiment of the roof bolter of the present invention;
FIG. 2 is a side view of an jumbolter according to an embodiment of the present invention;
FIG. 3 is a right side view of FIG. 2;
FIG. 4 is a schematic perspective view of an anchor rod magazine mechanism according to one embodiment of the present invention;
FIG. 5 is an exploded view of a gripping device according to an embodiment of the present invention;
FIG. 6 is an exploded view of a drill rig and drill box according to an embodiment of the present invention;
fig. 7 is a schematic perspective view of a sliding rail fixing sleeve according to 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 to 4, this embodiment provides an jumbolter, which mainly includes: drill box 50, drill frame 60, clamping assembly 70, 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 may be comprised of a gearbox, motor, etc. 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 clamping assembly 70 is arranged on the drill frame 60 and is used for restraining the radial movement of the anchor rod 1; 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, referring to fig. 1-4, the anchor rod magazine mechanism includes: a screw pushing device 80 and a bolt mounting device 90; wherein the screw pushing device 80 comprises: a blocking member 81, a driving part 83, and at least two screws 82, each screw 82 having a spiral groove 821, the blocking member 81 being located at one side of the at least two screws 82 and defining an accommodating space with the spiral groove 821 for accommodating the bolt 1; the driving part 83 is in driving connection with at least two screws 82, and is used for driving the at least two screws 82 to rotate and enabling the anchor rod 1 positioned in the accommodating space to move under the pushing of the spiral groove 821.
Referring to fig. 3, as the screw 82 rotates, the screw surface having the spiral groove 821 pushes the anchor rod 1, and the blocking member 81 blocks the anchor rod 1, so that the anchor rod 1 always receives the pushing force of the spiral surface of the spiral groove 821, and thus the anchor rod 1 can be lifted or lowered. And a plurality of receiving spaces between the screw 82 and the blocking member 81 are provided so that one anchor rod 1 can be provided in each receiving space. The pitch of adjacent anchor rods 1 is the pitch of the spiral groove 821.
The bolt mounting device 90 is located at one side of the screw pushing device 80 for grasping the bolt 1 on the screw pushing device 80 and mounting to the drill box 50. After the anchor rod 1 is deduced to the designated position, the anchor rod installation device 90 can grasp the anchor rod 1 and perform the installation work. The anchor mounting device 90 may employ a multi-degree of freedom manipulator.
The number of screws 82 is at least two, but may be 3, 4, or 5, and those skilled in the art can increase the number of screws 82 as necessary. The blocking member 81 serves as a blocking member for the anchor rod 1 and may be any member having such an effect, for example, the blocking member 81 may be constructed in a screw structure in which two screws are rotated simultaneously to move the anchor rod 1 positioned in the spiral groove thereof.
By the interaction of the screw 82 and the blocking member 81, a plurality of anchors 1 can be stored simultaneously on the screw pushing device 80, and all anchors 1 are moved synchronously by driving the screw 82 to rotate by the driving member 83. The structure is simple in structure and easy to realize, and can realize automatic control, so that the replacement or addition of the anchor rod is more convenient.
In one embodiment, the screw pushing device 80 includes two screws 82, the blocking member 81 includes a first bar 811 and a second bar 812, the first bar 811 is disposed on one side of one of the screws 82 and defines an accommodating space for accommodating the anchor rod 1 with the spiral groove 821 of the corresponding screw 82, and the second bar 812 is disposed on one side of the other screw 82 and defines an accommodating space for accommodating the anchor rod 1 with the spiral groove 821 of the corresponding screw 82. The blocking member 81 may be a single plate.
In one embodiment, referring to fig. 4, the ends of the first bar 811 and the second bar 812 are each provided with a stop 813 for blocking the anchor rod 1, with a gap 814 between the stop 813 and the end of the corresponding screw 82 through which the anchor rod 1 can pass. After the anchor rod 1 is grasped by the anchor rod mounting device 90, the anchor rod 1 is passed through the gap 814.
In one embodiment, the bolt mounting device 90 comprises at least two gripping devices 91, the jaws 911 of the two gripping devices 91 being reciprocally movable in a first direction a, the direction of the jaws 911 towards the bolt 1, and a second direction b, the drilling direction of the drill box 50. That is, the anchor rod installation apparatus 90 has at least two-directional movement functions, and the anchor rod 1 can be moved to a designated position by the two-directional movement.
In one embodiment, the gripping device 91 includes a first telescopic member 912, a second telescopic member 913, and a gripping jaw 911, where the first telescopic member 912 is connected to the second telescopic member 913 for driving the second telescopic member 913 to reciprocate in the second direction b, and the second telescopic member 913 is connected to the gripping jaw 911 for driving the gripping jaw 911 to reciprocate in the first direction a. The first and second telescoping members 912 and 913 may each be an air cylinder or a hydraulic cylinder.
In one embodiment, gripping device 91 further comprises a third telescoping member 914, second telescoping member 913 being coupled to jaw 911 by third telescoping member 914, third telescoping member 914 being adapted to drive jaw 911 to reciprocate in first direction a. The third telescoping member 914 may be a pneumatic cylinder or a hydraulic cylinder. Wherein the second telescoping member 913 and the third telescoping member 914 are driven in the same direction, thereby increasing the distance of movement in the first direction a.
The driving jaw 911 may be a pneumatic jaw which acts to clamp the bolt. The first, second and third telescoping members 912, 913, 914 all function to adjust the position of the bolt 1 so that the bolt 1 moves to a position where it can be installed in the drill box 50.
In one embodiment, referring to fig. 6-7, a 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. 7, 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.
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 (7)
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;
-a clamping assembly (70), the clamping assembly (70) being arranged at the drill carriage (60) for constraining the radial movement of the rock bolt (1);
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;
a screw pushing device (80) and an anchor rod mounting device (90);
the screw pushing device (80) includes: a blocking piece (81), a driving part (83) and at least two screw rods (82), wherein each screw rod (82) is provided with a spiral groove (821), and the blocking piece (81) is positioned on one side of at least two screw rods (82) and defines an accommodating space for accommodating the anchor rod (1) with the spiral grooves (821); the driving part (83) is in transmission connection with at least two screw rods (82) and is used for driving the at least two screw rods (82) to rotate and enabling the anchor rod (1) positioned in the accommodating space to move under the pushing of the spiral groove (821);
the anchor rod mounting device (90) is positioned at one side of the screw rod pushing device (80) and is used for grabbing an anchor rod (1) on the screw rod pushing device (80) and mounting the anchor rod on the drill box (50);
the screw pushing device (80) comprises two screws (82), the blocking piece (81) comprises a first blocking rod (811) and a second blocking rod (812), the first blocking rod (811) is arranged on one side of one screw (82) and defines an accommodating space for accommodating the anchor rod (1) with a spiral groove (821) of the corresponding screw (82), and the second blocking rod (812) is arranged on one side of the other screw (82) and defines an accommodating space for accommodating the anchor rod (1) with a spiral groove (821) of the corresponding screw (82);
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).
2. The roof bolter of claim 1, wherein the ends of the first and second bars (811, 812) are each provided with a stop (813) for blocking the bolt (1), the stop (813) having a gap (814) between the end of the corresponding screw (82) through which the bolt (1) can pass.
3. The roof bolter of claim 1, wherein the roof bolt installation device (90) comprises at least two gripping devices (91), the jaws (911) of the two gripping devices (91) being reciprocally movable in a first direction, which is the direction of the jaws (911) towards the roof bolt (1), and in a second direction, which is the drilling direction of the drill box (50).
4. A roof bolter according to claim 3, wherein the gripping device (91) comprises a first telescopic member (912), a second telescopic member (913) and the clamping jaw (911), the first telescopic member (912) being connected to the second telescopic member (913) for driving the second telescopic member (913) to reciprocate in the second direction, the second telescopic member (913) being connected to the clamping jaw (911) for driving the clamping jaw (911) to reciprocate in the first direction.
5. The roof bolter of claim 4, wherein the gripping device (91) further comprises a third telescopic member (914), the second telescopic member (913) being connected to the jaw (911) by the third telescopic member (914), the third telescopic member (914) being adapted to drive the jaw (911) to move back and forth in the first direction.
6. The jumbolter of claim 1, wherein the first propulsion assembly (62) comprises two first cylinders (621), a first fixed plate (622), a second fixed plate (623), a slide fixing sleeve (624) and a first guide bar (625) arranged parallel to each other;
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 assembly (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).
7. The roof bolter of claim 6, 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).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110772768.0A CN113494302B (en) | 2021-07-08 | 2021-07-08 | Roof bolter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110772768.0A CN113494302B (en) | 2021-07-08 | 2021-07-08 | Roof bolter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113494302A CN113494302A (en) | 2021-10-12 |
| CN113494302B true CN113494302B (en) | 2024-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110772768.0A Active CN113494302B (en) | 2021-07-08 | 2021-07-08 | Roof bolter |
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| CN (1) | CN113494302B (en) |
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|---|---|---|---|---|
| EP0216506A1 (en) * | 1985-08-23 | 1987-04-01 | Rhone-Poulenc Basic Chemicals Co. | Roof bolting method |
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| CN105350992A (en) * | 2015-11-13 | 2016-02-24 | 中国煤炭科工集团太原研究院有限公司 | Double drilling-box switching type full-automatic roofbolter |
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| US11391153B2 (en) * | 2017-08-28 | 2022-07-19 | J.H. Fletcher & Co. | Autonomous roof bolter and related methods |
| US11208888B2 (en) * | 2017-11-06 | 2021-12-28 | Lang Fang Jing Long Grand Industrial Machinery Co., Ltd. | Process and device for supporting anchor bolt and anchor cable on successive mining working face |
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