CN113062748B

CN113062748B - Forward moving device of roof bolting machine for tunneling and bolting machine

Info

Publication number: CN113062748B
Application number: CN202110391822.7A
Authority: CN
Inventors: 李树森; 李巍
Original assignee: Dalai Nur Coal Industry Co Ltd
Current assignee: Dalai Nur Coal Industry Co Ltd
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2023-05-09
Anticipated expiration: 2041-04-13
Also published as: CN113062748A

Abstract

The invention relates to a forward moving device of a roof bolting machine for a tunneling and bolting machine, which comprises a supporting part, an extension part, a support, a sliding part, a roof bolting machine and an adjusting part, wherein the supporting part is erected on the upper part of a machine body, the extension part is erected at the tail part of the supporting part, the support is erected at the rear end of a shovel plate, one end of the sliding part is erected on the support, the other end of the sliding part is erected on a guide plate at the rear end of the shovel plate so as to enable the support to move up and down, the roof bolting machine is erected on the support, and the adjusting part is erected between the support and the roof bolting machine; the top of the support is welded with a gate-shaped guide frame, the bottom of the guide frame is provided with a strip-shaped sliding groove, and the width of the sliding groove is the same as the thickness of the guide plate; the guide plate is a U-shaped frame, the opening end of the guide plate is welded on the rear vertical wall surface of the shovel plate, and the top of the guide plate is inserted in the sliding groove.

Description

Forward moving device of roof bolting machine for tunneling and bolting machine

Technical Field

The invention relates to the technical field of mining machinery, in particular to a forward moving device of a roof bolting machine for an excavating and bolting machine.

Background

The excavating and anchoring machine is an anchoring and excavating integrated rapid excavating machine which is manufactured for adapting to the requirements of a long-wall large-section mining process and accelerating the tunneling speed, and a working area of the excavating and anchoring machine adopts a hydraulic support frame to support a top plate, so that a comfortable and safe working environment is provided for operators. The roof bolting machine is arranged at the front end of the crawler belt and is limited by the structural mode, so that the distance between the hydraulic support frame and the cutting roller is far, and the roof between the hydraulic support frame and the cutting roller sometimes has the problem of roof collapse during loose roadway operation, so that the due working efficiency of the tunneling and bolting machine cannot be formed.

Accordingly, in order to solve the above-mentioned drawbacks, it is necessary to provide an advancing device of a roof bolting machine for an anchor driving machine.

Disclosure of Invention

First, the technical problem to be solved

The invention aims to solve the technical problem that the top plate of the existing digging and anchoring machine is easy to collapse.

(II) technical scheme

In order to solve the technical problems, the invention provides a forward moving device of a roof bolting machine for an excavating and bolting machine, which comprises a supporting part, an extension part, a support, a sliding part, a roof bolting machine and an adjusting part, wherein the supporting part is arranged at the upper part of a machine body, the extension part is arranged at the tail part of the supporting part, the support is arranged at the rear end of a shovel plate, one end of the sliding part is arranged on the support, the other end of the sliding part is arranged on a guide plate at the rear end of the shovel plate so as to enable the support to move up and down, the roof bolting machine is arranged on the support, and the adjusting part is arranged between the support and the roof bolting machine; wherein, the top of the support is welded with a gate-shaped guide frame, the bottom of the guide frame is provided with a strip-shaped sliding groove, and the width of the sliding groove is the same as the thickness of the guide plate; the deflector is U type frame, and the deflector open end welds on the back vertical wall of shovel board, and the deflector top is pegged graft in the inslot of sliding so that support and deflector sliding connection on vertical direction.

As a further explanation of the present invention, preferably, the sliding component comprises a jack, a U-shaped seat and a terminal, wherein the U-shaped seat is fixedly connected to the bottom of the fixed end of the jack, the terminal is fixedly connected to the top of the extending end of the jack, the U-shaped seat is inserted into the top of the guide plate, the terminal penetrates into the top of the guide frame, and the length direction of the jack is vertical.

As a further explanation of the present invention, it is preferable that the guide plate is provided with a square notch, the width of the notch is the same as that of the U-shaped seat, and the U-shaped seat is embedded in the notch.

As a further explanation of the invention, preferably, a square notch is formed in the middle of the vertical panel of the support, and the outer diameter of the notch is larger than that of the U-shaped seat.

As a further explanation of the present invention, preferably, the adjusting component includes a loose joint bolt, a hinge seat and a positioning nut, the vertical panel of the support is provided with a screw hole, the loose joint bolt penetrates into the screw hole, the two positioning nuts are respectively connected with the loose joint bolts on two sides of the screw hole in a threaded manner, and the positioning nut is abutted with the vertical panel of the support; one end of the loose joint bolt, which is close to the roof bolting machine, is hinged with a hinged seat, and the hinged seat is fixedly connected with the roof bolting machine.

As a further illustration of the invention, it is preferred that the support horizontal panel has a plurality of hinge stations welded to the top thereof, the roof bolting machine bottom being hinged to the hinge stations.

As a further explanation of the present invention, it is preferable that a protection plate is welded to a side of the support horizontal panel away from the vertical panel, and an included angle between an end surface of the protection plate and the support horizontal panel is an obtuse angle.

As a further explanation of the present invention, preferably, the support member comprises a support plate, a support plate and support cylinders, one end of the support plate is connected with the machine body through an extension member, the other end of the support plate is fixedly connected with the support plate, the end face of the support plate is horizontal, the height of the support plate is higher than that of the machine body, the extending ends of the two support cylinders are respectively hinged at two ends of the support plate in the length direction, and the fixed ends of the support cylinders are hinged on the support.

As a further explanation of the present invention, preferably, the extension member includes a hinge screw, a connection frame and a collar, one end of the hinge screw is hinged with the connection frame, the other end of the hinge screw is inserted into the collar, wherein the connection frame is hinged at the tail of the machine body, the collar is indirectly connected with the support plate, nuts are respectively screwed at two ends of the hinge screw, and the nuts are abutted with two ends of the collar.

As a further explanation of the present invention, preferably, the end face of the support plate is vertical, a connection plate is fixedly connected to the connection point of the support plate and the extension member, the end face of the connection plate is horizontal, and the collar is welded on the connection plate.

(III) beneficial effects

The technical scheme of the invention has the following advantages:

according to the invention, the roof bolting machine is moved forward by arranging the support, so that the forward support effect can be realized, the installation space can be saved, additional equipment is not required to be additionally arranged on the tunneling and bolting machine, the tunneling and bolting machine is prevented from being greatly transformed, and the processing difficulty is saved; meanwhile, the lengthened hinged screw rod is utilized to enable the top plate to be closer to the cutting roller, and meanwhile, the supporting oil cylinder is supported through the support, so that the top plate can be effectively supported, and the risk of slumping of the top plate is greatly reduced.

Drawings

FIG. 1 is a diagram showing the general assembly effect of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a block diagram of an extension member of the present invention;

FIG. 4 is an enlarged view of A in FIG. 3;

FIG. 5 is a top bolter mounting block diagram of the present invention;

FIG. 6 is a block diagram of a skid member of the present invention;

FIG. 7 is a rear view of the mount of the present invention;

FIG. 8 is a front view of the mount of the present invention;

fig. 9 is a view of the mounting position of the guide plate of the present invention.

In the figure: 1. a support member; 11. a support plate; 12. a support plate; 13. a support cylinder; 14. a connecting plate; 2. an extension member; 21. a hinged screw; 22. a connecting frame; 23. a collar; 3. a support; 31. a hinge table; 32. a guide frame; 33. a groove is formed; 34. a slip groove; 35. a screw hole; 36. reinforcing ribs; 37. a protection plate; 4. a sliding member; 41. a jack; 42. a U-shaped seat; 43. an end head; 5. roof bolting machine; 6. an adjusting member; 61. a loose joint bolt; 62. a hinge base; 63. positioning a nut; 7. a body; 71. a shovel plate; 72. a guide plate; 73. a cutting drum; 74. a track.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

The forward moving device of the roof bolting machine for the tunneling and bolting machine comprises a supporting part 1, an extension part 2, a support 3, a sliding part 4, a roof bolting machine 5 and an adjusting part 6, wherein the supporting part 1 is erected on the upper part of a machine body 7, the extension part 2 is erected at the tail part of the supporting part 1, the support 3 is erected at the rear end of a shovel plate 71, one end of the sliding part 4 is erected on the support 3, the other end of the sliding part 4 is erected on a guide plate 72 at the rear end of the shovel plate 71 so that the support 3 moves up and down, the roof bolting machine 5 is erected on the support 3, and the adjusting part 6 is erected between the support 3 and the roof bolting machine 5. Wherein, the machine body 7 is a main body of the digging and anchoring machine, and the shovel plate 71 is fixedly connected to the bottom of the front end of the machine body 7 and is used for shoveling the cut float coal; referring to fig. 9, the guide plate 72 is a U-shaped frame, and the open end of the guide plate 72 is welded on the rear vertical wall surface of the shovel plate 71 for mounting the support 3; a cutting roller 73 is erected on the machine body 7 above the shovel plate 71 and is used for tunneling a roadway; tracks 74 are erected on two sides of the middle part of the machine body 7 and are used for driving the machine body 7 to travel.

Referring to fig. 1 and 3, the support component 1 comprises a support plate 11, a support plate 12 and a support cylinder 13, wherein the support plate 11 and the support plate 12 are sheet steel plates, the end surfaces of the two support plates 11 are vertical and parallel, the length direction of the support plate 11 is the same as that of the machine body 7, one ends of the two support plates 11 are connected with the machine body 7 through the extension component 2, the other ends of the two support plates 11 are fixedly connected with the support plate 12, the end surfaces of the support plate 12 are horizontal, and a plurality of holes are formed in the support plate 12 and used for penetrating anchor rods to position anchor rods; the height of the support guard plate 12 is higher than that of the machine body 7, the extending ends of the two support oil cylinders 13 are respectively hinged to the two ends of the support guard plate 12 in the length direction, and the fixed ends of the support oil cylinders 13 are hinged to the support 3. The supporting part 1 is used for pushing the supporting net to the top of the roadway, the roof bolter 5 pushes the anchor rod into the top of the roadway, and the supporting net is fixed on the top of the roadway by the anchor rod, so that the collapse prevention effect is achieved.

Referring to fig. 2 and 3, the extension member 2 includes a hinge screw 21, a connecting frame 22 and a collar 23, the hinge screw 21 is a straight threaded rod, the connecting frame 22 is of a sheet structure, one end of the hinge screw 21 is hinged with the connecting frame 22, the connecting frame 22 is hinged at the tail of the machine body 7, the other end of the hinge screw 21 is inserted into the collar 23, the collar 23 is of a ring structure, a connecting plate 14 is fixedly connected to the junction of the support plate 11 and the extension member 2, the connecting plate 14 is of a sheet steel plate, the end face of the connecting plate 14 is horizontal, the collar 23 is welded on the connecting plate 14, a horizontal connecting plate 14 is arranged, the collar 23 is convenient to install, and the support plate 11 is vertically installed. The articulated screw rod 21 is kept away from link 22 one end and penetrates in the lantern ring 23, and is located lantern ring 23 both ends and threaded connection has the nut respectively, nut and lantern ring 23 both ends butt, through adjusting nut in articulated screw rod 21's position, combines articulated support cylinder 13 for adjust the front and back position of backplate 12, through the length of extension articulated screw rod 21, enable backplate 12 can be more close to cutting drum 73, be used for reducing the empty top area that has not beaten into the stock yet, make backplate 12's support position compare original anchor machine safer.

Referring to fig. 5 and 7, the support 3 is an L-shaped steel plate frame, the support 3 is placed between the shovel plate 71 and the crawler 74, a plurality of hinge tables 31 are welded on the top of the horizontal plane of the support 3, and the bottoms of the roof bolting machine 5 and the supporting oil cylinder 13 are hinged on the hinge tables 31. The top of the vertical panel of the support 3 is welded with a gate-shaped guide frame 32, the bottom of the guide frame 32 is provided with a strip-shaped sliding groove 34, the width of the sliding groove 34 is the same as the thickness of the guide plate 72, and the top of the guide plate 72 is inserted into the sliding groove 34 so that the support 3 and the guide plate 72 are in sliding connection in the vertical direction. Through setting up the guide frame 32 of door font, can play the effect of connecting support 3 and deflector 72, can also play the effect of direction, and have not rocking the phenomenon about and in the removal in-process. Meanwhile, the support 3, the guide plate 72 and the guide frame 32 are simple in structure, convenient to manufacture, free of occupation of excessive space of the anchor digger, free of large-scale modification of the anchor digger, low in modification cost of the anchor digger, capable of achieving the function of moving the top plate anchor digger 5 forwards, and multiple in one step. The end faces of the guide frame 32 are perpendicular to the end faces of the support 3 and the guide plate 72, so that the roof bolting machine 5 can be pulled forward or backward with enough strength.

Referring to fig. 4 and 6, the sliding component 4 includes a jack 41, a U-shaped seat 42 and an end 43, the length direction of the jack 4 is kept vertical, the U-shaped seat 42 is fixedly connected to the bottom of the fixed end of the jack 41, and the end 43 is fixedly connected to the top of the extending end of the jack 41. Square notch has been seted up at deflector 72 top middle part, notch width is the same with U type seat 42 width, and U type seat 42 inboard thickness is the same with deflector 72 thickness, and U type seat 42 embedding is in the notch, or U type seat 42 is direct to peg graft at deflector 72 top, is connected with deflector 72 through U type seat 42, plays the effect of fixed sliding part 4, and sets up square notch and is favorable to transversely fixing sliding part 4's position, is convenient for stably install sliding part 4, and directly places U type seat 42, then helps with adjusting sliding part 4's position when the installation, avoids causing processing error to influence the assembly when assembling the welding, guarantees that sliding part 4's telescopic direction is vertical all the time. The end 43 penetrates the top of the guide frame 32 and serves to connect the guide frame 32.

In combination with fig. 6 and 8, a square notch 33 is formed in the middle of the vertical panel of the support 3, the outer diameter of the notch 33 is larger than that of the U-shaped seat 42, the notch 33 is further arranged to pull in the distance between the support 3 and the guide plate 72, interference between the support 3 and the sliding part 4 is avoided, and further the whole support 3 and the forward roof bolting machine 5 are prevented from occupying excessive space of the tunneling and bolting machine, and excessive transformation of the tunneling and bolting machine is avoided. Screw holes 35 are formed in the vertical panel of the support 3 for mounting the adjusting component 6. Reinforcing ribs 36 are welded on two sides of the connecting end of the horizontal panel and the vertical panel of the support 3 and used for improving the structural strength of the support 3, so that the support 3 is not easy to deform greatly. The support 3 horizontal plane board is kept away from vertical panel one side welding and is had guard plate 37, and guard plate 37 terminal surface is obtuse angle with support 3 horizontal plane board contained angle, and cooperation adjusting part 6 can make roof bolter 5 have great stock scope, can avoid roof bolter 5 inclination too big and track 74 or organism 7 to collide with the problem that causes the damage through roof bolter 5 bottom and guard plate 37's butt again.

Referring to fig. 4 and 5, the adjusting member 6 includes a loose-joint bolt 61, a hinge seat 62 and positioning nuts 63, the loose-joint bolt 61 penetrates into the screw hole 35, the two positioning nuts 63 are respectively screwed on the loose-joint bolts 61 at both sides of the screw hole 35, and the positioning nuts 63 are abutted with the vertical panel of the support 3; the loose joint bolt 61 is close to roof bolting machine 5 one end and articulated seat 62 are articulated, and articulated seat 62 links firmly with roof bolting machine 5, through the screwed in or unscrewing of the set nut 63 of support 3 both sides, can adjust the relative angle between roof bolting machine 5 and the backplate 12.

In summary, the invention has simple structure, the original bottom plate supporting seat is modified into the floating supporting seat 3, and the relative positions of the roof bolting machine 5, the supporting plate 12 and the cutting roller 73 are correspondingly changed by changing the length of the hinged screw rod 21, so that the empty top area is reduced by 20%, and the falling probability of the roof is correspondingly reduced. In addition, the improvement cost is low, a group of supports 3 is newly added, two loose joint bolts 61 and two jacks 41 are added, the forward movement of the roof bolting machine 5 can be realized, the involved raw materials are few, and the manual investment is reduced.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. Advancing device of roof bolter for tunneling and anchoring machine, its characterized in that: the support device comprises a support part (1), an extension part (2), a support (3), a sliding part (4), a roof bolting machine (5) and an adjusting part (6), wherein the support part (1) is erected on the upper portion of a machine body (7), the extension part (2) is erected at the tail of the support part (1), the support (3) is erected at the rear end of a shovel plate (71), one end of the sliding part (4) is erected on the support (3), the other end of the sliding part (4) is erected on a guide plate (72) at the rear end of the shovel plate (71) so that the support (3) moves up and down, the roof bolting machine (5) is erected on the support (3), and the adjusting part (6) is erected between the support (3) and the roof bolting machine (5); wherein,,

the top of the support (3) is welded with a gate-shaped guide frame (32), the bottom of the guide frame (32) is provided with a strip-shaped sliding groove (34), and the width of the sliding groove (34) is the same as the thickness of the guide plate (72); the guide plate (72) is a U-shaped frame, the opening end of the guide plate (72) is welded on the rear vertical wall surface of the shovel plate (71), and the top of the guide plate (72) is inserted into the sliding groove (34) so that the support (3) is in sliding connection with the guide plate (72) in the vertical direction;

the sliding component (4) comprises a jack (41), a U-shaped seat (42) and an end head (43), wherein the U-shaped seat (42) is fixedly connected to the bottom of a fixed end of the jack (41), the end head (43) is fixedly connected to the top of an extending end of the jack (41), the U-shaped seat (42) is inserted into the top of a guide plate (72), the end head (43) penetrates into the top of a guide frame (32), and the length direction of the jack (41) is vertical; square notch is formed in the guide plate (72), the width of the notch is the same as that of the U-shaped seat (42), and the U-shaped seat (42) is embedded into the notch; square open grooves (33) are formed in the middle of the vertical panel of the support (3), and the outer diameters of the open grooves (33) are larger than the outer diameters of the U-shaped seats (42).

2. The advancing device of a roof bolting machine for an anchor driving machine according to claim 1, wherein: the adjusting component (6) comprises a loose joint bolt (61), a hinging seat (62) and positioning nuts (63), a screw hole (35) is formed in the vertical panel of the support (3), the loose joint bolt (61) penetrates into the screw hole (35), the two positioning nuts (63) are respectively connected onto the loose joint bolts (61) on two sides of the screw hole (35) in a threaded mode, and the positioning nuts (63) are abutted with the vertical panel of the support (3); one end of the loose joint bolt (61) close to the roof bolting machine (5) is hinged with a hinging seat (62), and the hinging seat (62) is fixedly connected with the roof bolting machine (5).

3. The advancing device of a roof bolting machine for an anchor driving machine according to claim 1, wherein: the top of the horizontal plane plate of the support (3) is welded with a plurality of hinging tables (31), and the bottom of the roof bolting machine (5) is hinged on the hinging tables (31).

4. The advancing device of a roof bolting machine for an anchor driving machine according to claim 3, wherein: and a protection plate (37) is welded on one side, far away from the vertical panel, of the horizontal panel of the support (3), and an included angle between the end surface of the protection plate (37) and the horizontal panel of the support is an obtuse angle.

5. The advancing device of a roof bolting machine for an anchor driving machine according to claim 1, wherein: the support part (1) comprises a support plate (11), a support plate (12) and support oil cylinders (13), one end of the support plate (11) is connected with the machine body (7) through the extension part (2), the other end of the support plate (11) is fixedly connected with the support plate (12), the end face of the support plate (12) is horizontal, the height of the support plate (12) is higher than that of the machine body (1), the extending ends of the two support oil cylinders (13) are respectively hinged to the two ends of the length direction of the support plate (12), and the fixed ends of the support oil cylinders (13) are hinged to the support (3).

6. The advancing device of a roof bolting machine for an anchor driving machine according to claim 5, wherein: extension part (2) are including articulated screw rod (21), link (22) and lantern ring (23), and articulated screw rod (21) one end is articulated with link (22), and in articulated screw rod (21) other end inserted lantern ring (23), wherein link (22) articulated in organism (1) afterbody, and lantern ring (23) are indirect to link to each other with extension board (11), and articulated screw rod (21) are located lantern ring (23) both ends and are threaded connection has the nut respectively, nut and lantern ring (23) both ends butt.

7. The advancing device of a roof bolting machine for an anchor driving machine according to claim 6, wherein: the end face of the support plate (11) is vertical, a connecting plate (14) is fixedly connected at the joint of the support plate (11) and the extension part (2), the end face of the connecting plate (14) is horizontal, and the lantern ring (23) is welded on the connecting plate (14).