CN219974537U - Automatic rod feeding mechanism for jumbolter - Google Patents

Abstract

The utility model discloses an automatic rod feeding mechanism for an anchor rod drilling machine, which comprises a fixing assembly, an anchor rod storage assembly and a handle assembly, wherein the fixing assembly is used for fixing an anchor rod; the anchor rod storage assembly comprises a rotating shaft, a chuck and a motor for driving the rotating shaft to rotate; two ends of the rotating shaft are respectively connected between two brackets of the fixing assembly, and the chuck is sleeved on the outer wall of the rotating shaft; the outer circumference of the chuck is provided with a plurality of clamping grooves for placing anchor rods; the gripper assembly comprises a telescopic box body, a sliding assembly and a mechanical gripper; the telescopic box body is connected with the fixed component, the sliding assembly is arranged on the telescopic box body, and the mechanical gripper is connected to one end of the sliding assembly; the telescopic box body and the sliding assembly are used for adjusting the position of the mechanical gripper so that the mechanical gripper can grab the anchor rod which is separated from the clamping groove due to rotation of the chuck and load the anchor rod onto the anchor rod drilling machine. The utility model can realize the automation of the installation of the anchor rod of the drilling machine, is convenient to install and safe to operate, and further improves the operation efficiency of anchoring.

Description

Automatic rod feeding mechanism for jumbolter

Technical Field

The utility model relates to the technical field of jumbolters, in particular to an automatic rod feeding mechanism for a jumbolter.

Background

For a long time, the tunneling and anchoring machine is widely applied to the field of underground space construction such as coal mine tunnels, mountain tunnels and subway tunnels. In the underground tunnel tunneling operation, after the tunnel is formed, an anchor rod drilling machine is required to drill a rock stratum, then an anchoring agent is sprayed to the drilled hole, and an anchor rod and an anchor cable are inserted into the drilled hole, so that the supporting operation of the tunnel is realized; however, the current underground roadway tunneling has the problems of low roadway forming speed, low automation and intelligent level and the like; mainly because the supporting and anchoring operation process is complex, the occupied time is long, and certain requirements are imposed on the drilling depth, and a plurality of anchor rods are usually required to be drilled in each drilling hole; however, the existing jumbolter and other related equipment have the problems of poor working stability and lower automation degree, and workers are required to manually install the anchor rod on the jumbolter on site, so that the problems of high labor intensity, limited working space, multiple potential safety hazards, low construction efficiency and the like of the workers are caused, and the application and development of the anchor digging machine are severely restricted.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, provides an automatic rod feeding mechanism for an anchor rod drilling machine, and solves the technical problems that in the prior art, workers are required to manually install an anchor rod on the anchor rod drilling machine, the automation level is low, and the anchor protection operation efficiency is low

In order to solve the technical problems, the utility model is realized by adopting the following technical scheme:

the utility model provides an automatic rod feeding mechanism for an anchor rod drilling machine, which comprises a fixing assembly, an anchor rod storage assembly and a handle assembly, wherein the fixing assembly is used for fixing an anchor rod;

the anchor rod storage assembly comprises a rotating shaft, a chuck and a motor for driving the rotating shaft to rotate; two ends of the rotating shaft are respectively connected between two brackets of the fixing assembly, and the chuck is sleeved on the outer wall of the rotating shaft; the outer circumference of the chuck is provided with a plurality of clamping grooves for placing anchor rods;

the gripper assembly comprises a telescopic box body, a sliding assembly and a mechanical gripper; the telescopic box body is connected with the fixed component, the sliding assembly is arranged on the telescopic box body, and the mechanical gripper is connected to one end of the sliding assembly; the telescopic box body and the sliding assembly are used for adjusting the position of the mechanical gripper so that the mechanical gripper can grab the anchor rod which is separated from the clamping groove due to rotation of the chuck and load the anchor rod onto the anchor rod drilling machine.

Preferably, the clamping grooves are of a U-shaped structure, and a plurality of clamping grooves are distributed in a circumferential array around the circle center of the chuck; the two chucks are respectively sleeved on the outer walls at two ends of the rotating shaft, and the clamping grooves of the two chucks are arranged in one-to-one correspondence and are used for jointly storing the anchor rods.

Preferably, one side of each chuck is provided with a clamp; the clamp is of a semi-cage structure, one end of the clamp is fixed on the support, and the other end of the clamp is a circular ring coaxially arranged with the rotating shaft; the circular ring is close to one side of the chuck and is used for limiting each anchor rod in the corresponding clamping groove; a notch for dropping the anchor rod is formed in the bottom of the circular ring; the two circular rings 241 are connected by a connecting rod 242.

Preferably, the bracket comprises an L-shaped bottom plate and a telescopic arm, wherein the telescopic arm is arranged on the side wall of the L-shaped bottom plate; the L-shaped bottom plates of the two brackets are connected through two parallel transverse plates.

Preferably, the jumbolter is bolted to the L-shaped floor.

Preferably, the telescopic arm comprises a telescopic arm outer cylinder, a telescopic arm inner cylinder and a jacking oil cylinder, and the telescopic arm outer cylinder is connected with the L-shaped bottom plate; the telescopic arm inner cylinder is connected with the telescopic arm outer cylinder through a jacking oil cylinder, and the jacking oil cylinder is used for driving the telescopic arm inner cylinder to move up and down in a telescopic manner; and two ends of the anchor rod storage assembly are respectively connected with the two telescopic arm inner cylinders.

Preferably, the motor is arranged on the outer wall of the telescopic arm inner cylinder, and is in transmission connection with one end of the rotating shaft.

Preferably, the telescopic box body comprises an outer box body, an inner box body and a lifting oil cylinder, and the outer box body is arranged between the two transverse plates; the inner box body is connected with the outer box body through a lifting oil cylinder, and the lifting oil cylinder is used for driving the inner box body to move up and down; the sliding assembly is mounted on the top of the inner box.

Preferably, the sliding assembly comprises a bottom plate, a sliding frame and a moving oil cylinder; the bottom plate is arranged at the top of the inner box body, and a sliding groove matched with the sliding frame to slide is formed in the bottom plate; one end of the bottom plate is provided with an oil cylinder seat; one end of the movable oil cylinder is fixed on the oil cylinder seat, the other end of the movable oil cylinder is connected with the sliding frame, and the movable oil cylinder is used for driving the sliding frame to horizontally move in the sliding groove.

Preferably, the mechanical gripper comprises a clamping jaw and a clamping oil cylinder, and the clamping jaw is connected to one end of the sliding frame; one end of the clamping oil cylinder is connected to the side wall of the sliding frame, the other end of the clamping oil cylinder is connected with the clamping jaw, and the clamping oil cylinder is used for driving the clamping jaw to open and close so as to achieve grabbing of the anchor rod.

Compared with the prior art, the utility model has the following beneficial effects:

the utility model provides an automatic rod feeding mechanism for an anchor rod drilling machine, wherein an anchor rod storage assembly is arranged on a fixing assembly and is used for simultaneously storing a plurality of anchor rods; the gripper assembly is connected to the fixing assembly and used for gripping the stored anchor rods on the anchor rod storage assembly and sliding to a designated position; the automatic rod feeding mechanism can be carried on the existing anchor digger, reduces manual intervention to realize automatic installation of anchor rods of a drilling machine, saves repositioning time of the anchor rod drilling machine, can drill a plurality of anchor rods according to operation requirements, and meets the requirement of underground drilling depth; in addition, the utility model has the advantages of convenient structure installation, safe operation, high anchoring and protecting operation efficiency, reduced labor intensity of workers and further improved automation level of equipment.

Drawings

Fig. 1 is a schematic structural view of an automatic rod feeding mechanism for a jumbolter according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the overall structure of an automatic rod feeding mechanism provided by an embodiment of the present utility model mounted on a jumbolter;

FIG. 3 is a schematic structural view of a fixing assembly according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a construction of an anchor rod storage assembly according to an embodiment of the present utility model;

FIG. 5 is a schematic view of the structure of the chuck and clamp provided by an embodiment of the utility model;

FIG. 6 is a schematic view of a structure of a grip assembly provided in an embodiment of the present utility model;

fig. 7 is a schematic structural diagram of a telescopic case according to an embodiment of the present utility model;

FIG. 8 is a schematic view of a structure of a sliding assembly coupled mechanical gripper according to an embodiment of the present utility model;

in the figure: 1. a fixing assembly; 2. an anchor rod storage assembly; 3. a gripper assembly; 4. roof bolter; 11. a bracket; 12. an L-shaped bottom plate; 13. a telescoping arm; 131. an outer cylinder of a telescopic arm; 132. an inner cylinder of the telescopic arm; 133. jacking up the oil cylinder; 14. a cross plate; 21. a rotation shaft; 22. a chuck; 23. a motor; 24. a clamp; 241. a circular ring; 25. a connecting rod; 31. a telescopic case; 311. an outer case; 312. an inner case; 313. a lifting oil cylinder; 32. a sliding assembly; 321. a bottom plate; 322. a carriage; 323. a mobile oil cylinder; 33. a mechanical gripper; 331. a clamping jaw; 332. clamping an oil cylinder; A. a clamping groove; B. a notch; C. and a sliding groove.

Detailed Description

The utility model is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", 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 utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. 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", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

As shown in fig. 1, the automatic rod feeding mechanism for the jumbolter provided by the embodiment of the utility model comprises a fixing assembly 1, an anchor rod storage assembly 2 and a handle assembly 3; wherein, as shown in fig. 3, the fixing assembly 1 comprises two brackets 11, the brackets 11 comprise an L-shaped bottom plate 12 and a telescopic arm 13, and the telescopic arm 13 is arranged on the side wall of the L-shaped bottom plate 12; the two L-shaped bottom plates 12 are connected through two parallel transverse plates 14; so that the fixing assembly is more stably attached to the jumbolter 4. Referring to fig. 2, the L-shaped bottom plate is connected to the bottom of the jumbolter 4 by bolts, and is detachably connected to the jumbolter 4 in such a manner as to enable the automatic loading mechanism to be removed when necessary;

further, as shown in fig. 4, the anchor rod storage assembly 2 includes a rotation shaft 21, a chuck 22, and a motor 23; two ends of the rotating shaft 21 are respectively connected between the two brackets 11 of the fixed assembly 1, and the chuck 22 is sleeved on the outer wall of the rotating shaft 21; the outer circumference of the chuck 22 is provided with a plurality of clamping grooves A for simultaneously storing a plurality of anchor rods; the motor 23 is provided on the bracket 11 and is in driving connection with the rotation shaft 21 for rotating the rotation shaft 21 to change the positions of the plurality of anchors. Referring to fig. 6, the gripper assembly 3 includes a telescopic case 31, a sliding assembly 32, and a mechanical gripper 33; the telescopic box body 31 is connected with the fixed component 1, the sliding assembly 32 is arranged on the telescopic box body 31, and the mechanical gripper 33 is connected to one end of the sliding assembly 32; the telescopic housing 31 and the slide assembly 32 are used to adjust the position of the mechanical gripper 33 so that the mechanical gripper 33 can grasp and load the rock bolt that has fallen out of the clamping groove a as a result of the rotation of the chuck 22 onto the rock bolt rig 4. When the anchor rod drilling machine is used, the motor 23 drives the rotary shaft 21 to rotate, so that the chuck 22 is driven to rotate to change the position of the anchor rod on the chuck 22, when the anchor rod is rotated to a set position, the anchor rod falls from the chuck 22, the fallen anchor rod is grabbed by the mechanical grabbing hand 33, the position of the mechanical grabbing hand 33 is adjusted through the telescopic box body 31 and the sliding assembly 32, and the anchor rod is transferred to the corresponding installation position of the anchor rod drilling machine 4.

As an embodiment of the present utility model, as shown in fig. 3, the telescopic arm 13 includes a telescopic arm outer cylinder 131, a telescopic arm inner cylinder 132, and a jack-up cylinder 133, the telescopic arm outer cylinder 131 being fixed to a side wall of the L-shaped base plate 12; the cylinder barrel of the jacking cylinder 133 is hinged with the telescopic arm outer cylinder 131, the piston rod of the jacking cylinder 133 is hinged with the telescopic arm inner cylinder 132, and the jacking cylinder 133 is used for driving the telescopic arm inner cylinder 132 to move up and down in a telescopic manner; the two ends of the anchor rod storage assembly 2 are respectively connected with the two telescopic arm inner cylinders 132, and the height of the anchor rod storage assembly 2 is adjusted through the up-down telescopic motion of the jacking oil cylinder so as to adapt to anchor rod drilling machines 4 with different specifications.

As an embodiment of the present utility model, as shown in fig. 4 and 5, the clamping grooves a are in a U-shaped structure, and a plurality of clamping grooves a are distributed in a circumferential array around the center of the chuck 22; the two chucks 22 in this embodiment are respectively sleeved on the outer walls of the two ends of the rotating shaft 21, and the clamping grooves a of the two chucks 22 are arranged in a one-to-one correspondence manner and are used for jointly storing the anchor rods; the motor 23 drives the rotation shaft 21 to rotate, so that the two chucks 22 synchronously rotate, and the anchor rods on the two chucks 22 are driven to rotate to the designated positions.

Further, one side of each of the two chucks 22 is provided with a clamp 24, the clamp 24 has a semi-cage structure, one end of the clamp 24 is fixed on the bracket 11, and the other end is a circular ring 241 coaxially arranged with the rotating shaft 21; the circular ring 241 is close to one side of the chuck 22, and the two circular rings 241 are connected through the connecting rod 25; the inner diameter of the circular ring 241 is slightly larger than the sum of the length of the clamping groove A from the center point of the chuck 22 and the diameter of the anchor rod, and the circular ring 241 and the clamping groove A limit each anchor rod in the corresponding clamping groove A so as to prevent the anchor from sliding off; the bottom of the ring 241 is provided with a notch B, and when the motor 23 drives the rotary shafts 21 to drive the anchor rods on the two chucks 22 to move to the position, the anchor rods slide from the notch B.

As an embodiment of the present utility model, as shown in fig. 7, the telescopic housing 31 includes an outer housing 311, an inner housing 312, and a lift cylinder 313, the outer housing 311 is fixed between the two cross plates 14, and the sliding assembly 32 is installed on top of the inner housing 312; the cylinder barrel of the lifting oil cylinder 313 is hinged with the outer box body 311, the other end of the lifting oil cylinder 313 is hinged with the inner box body 312, the inner box body 312 is driven to move up and down through the expansion and contraction of the lifting oil cylinder 313, and therefore the height of the mechanical gripper 33 positioned at the top of the inner box body 312 is adjusted, and the anchor rod which is flexibly grabbed is conveniently placed on the anchor rod drilling machine 4.

As shown in fig. 8, the slide assembly 32 includes a base plate 321, a slide frame 322, and a moving cylinder 323; the bottom plate 321 is fixed at the top of the inner box 312, and a sliding groove C matched with the sliding frame 322 to slide is formed in the bottom plate 321; one end of the bottom plate 321 is provided with an oil cylinder seat, one end of the movable oil cylinder 323 is hinged with the oil cylinder seat, the other end of the movable oil cylinder 323 is connected with the sliding frame 322, and the movable oil cylinder 323 is used for driving the sliding frame 322 to horizontally move in the sliding groove C. In addition, the mechanical gripper 33 includes a clamping jaw 331 and a clamping cylinder 332, the clamping jaw 331 is connected at one end of the sliding frame 322, one end of the clamping cylinder 332 is fixed on the side wall of the sliding frame 322, the other end is connected with the clamping jaw 331, and the clamping cylinder 332 is used for driving the opening and closing of the clamping jaw 331, and the clamping rod is gripped through the opening and closing of the clamping jaw 331.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.

Claims (10)

1. The automatic rod feeding mechanism for the jumbolter is characterized by comprising a fixing assembly (1), an anchor rod storage assembly (2) and a gripper assembly (3);

the anchor rod storage assembly (2) comprises a rotating shaft (21), a chuck (22) and a motor (23) for driving the rotating shaft (21) to rotate; two ends of the rotating shaft (21) are respectively connected between two brackets (11) of the fixed assembly (1), and a chuck (22) is sleeved on the outer wall of the rotating shaft (21); the outer circumference of the chuck (22) is provided with a plurality of clamping grooves (A) for placing anchor rods;

the gripper assembly (3) comprises a telescopic box body (31), a sliding assembly (32) and a mechanical gripper (33); the telescopic box body (31) is connected with the fixed assembly (1), the sliding assembly (32) is arranged on the telescopic box body (31), and the mechanical gripper (33) is connected to one end of the sliding assembly (32); the telescopic box body (31) and the sliding assembly (32) are used for adjusting the position of the mechanical gripper (33) so that the mechanical gripper (33) can grasp the anchor rod which is separated from the clamping groove (A) due to rotation of the chuck (22) and load the anchor rod onto the anchor rod drilling machine (4).

2. The automatic rod feeding mechanism for the jumbolter according to claim 1, wherein the clamping grooves (a) are of a U-shaped structure, and a plurality of the clamping grooves (a) are distributed in a circumferential array around the center of the chuck (22); the two chucks (22) are respectively sleeved on the outer walls of the two ends of the rotating shaft (21), and clamping grooves (A) of the two chucks (22) are arranged in a one-to-one correspondence mode and are used for jointly storing the anchor rods.

3. The automatic rod feeding mechanism for a jumbolter according to claim 2, wherein one side of both chucks (22) is provided with a clip (24); the clamp (24) is of a semi-cage structure, one end of the clamp (24) is fixed on the bracket (11), and the other end of the clamp is a circular ring (241) which is coaxially arranged with the rotating shaft (21); the circular ring (241) is close to one side of the chuck (22) and is used for limiting each anchor rod in the corresponding clamping groove (A); a notch (B) for dropping the anchor rod is formed in the bottom of the circular ring (241); the two circular rings (241) are connected through a connecting rod (25).

4. An automatic rod feeding mechanism for a jumbolter according to any one of claims 1 to 3, characterized in that the bracket (11) comprises an L-shaped bottom plate (12) and a telescopic arm (13), the telescopic arm (13) being mounted on a side wall of the L-shaped bottom plate (12); the L-shaped bottom plates (12) of the two brackets (11) are connected through two parallel transverse plates (14).

5. An automatic rod feeding mechanism for a roof bolter according to claim 4, wherein the roof bolter (4) is bolted to the L-shaped base plate (12).

6. The automatic rod feeding mechanism for a jumbolter according to claim 4, wherein the telescopic arm (13) comprises a telescopic arm outer cylinder (131), a telescopic arm inner cylinder (132) and a jack-up cylinder (133), and the telescopic arm outer cylinder (131) is connected with the L-shaped bottom plate (12); the telescopic arm inner cylinder (132) is connected with the telescopic arm outer cylinder (131) through a jacking oil cylinder (133), and the jacking oil cylinder (133) is used for driving the telescopic arm inner cylinder (132) to move up and down in a telescopic manner; the two ends of the anchor rod storage assembly (2) are respectively connected with the two telescopic arm inner cylinders (132).

7. The automatic rod feeding mechanism for the jumbolter according to claim 6, wherein the motor (23) is installed on the outer wall of the telescopic arm inner cylinder (132), and the motor (23) is in transmission connection with one end of the rotary shaft (21).

8. The automatic rod feeding mechanism for a jumbolter according to claim 6, wherein the telescopic case (31) comprises an outer case (311), an inner case (312) and a lift cylinder (313), the outer case (311) being installed between the two cross plates (14); the inner box body (312) is connected with the outer box body (311) through a lifting oil cylinder (313), and the lifting oil cylinder (313) is used for driving the inner box body (312) to move up and down; the slide assembly (32) is mounted on top of the inner housing (312).

9. The automatic rod feeding mechanism for a jumbolter according to claim 8, wherein the slide assembly (32) comprises a bottom plate (321), a slide frame (322) and a moving cylinder (323); the bottom plate (321) is arranged at the top of the inner box body (312), and a sliding groove (C) matched with the sliding frame (322) to slide is formed in the bottom plate (321); one end of the bottom plate (321) is provided with an oil cylinder seat; one end of the movable oil cylinder (323) is fixed on the oil cylinder seat, the other end of the movable oil cylinder is connected with the sliding frame (322), and the movable oil cylinder (323) is used for driving the sliding frame (322) to horizontally move in the sliding groove (C).

10. The automatic rod feeding mechanism for a jumbolter according to claim 9, wherein the mechanical gripper (33) comprises a clamping jaw (331) and a clamping cylinder (332), and the clamping jaw (331) is connected to one end of the carriage (322); one end of the clamping oil cylinder (332) is connected to the side wall of the sliding frame (322), the other end of the clamping oil cylinder is connected with the clamping jaw (331), and the clamping oil cylinder (332) is used for driving the clamping jaw (331) to open and close so as to achieve grabbing of an anchor rod.