CN211571810U

CN211571810U - Working arm and coal mine roadway repairing machine with same

Info

Publication number: CN211571810U
Application number: CN201922063705.9U
Authority: CN
Inventors: 李小祥; 邹海波; 徐嘉麟; 张志伟; 于得水; 金龙元
Original assignee: Jiangxi Siton Machinery Manufacturing Co Ltd
Current assignee: Jiangxi Siton Machinery Manufacturing Co Ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-09-25
Anticipated expiration: 2029-11-26

Abstract

The utility model relates to a working arm and a coal mine roadway repair machine with the same, which comprises a plurality of arm bodies, wherein the arm bodies are connected in a hinged mode, a bucket is hinged on the arm body at the head end, and the bucket is extended and retracted by a first driving device; the arm body at the tail end is hinged with the rotating device, the whole working arm can rotate 360 degrees along the horizontal axis through the rotating device, a second driving device is hinged between the rotating device and the arm body at the tail end, and pitching motion of the arm body is realized through the second driving device; a side digging driving device capable of realizing side digging of the whole working arm close to the horizontal plane is arranged between the arm body at the head end and the arm body at the tail end, a third driving device is hinged between the side digging driving device and the arm body at the head end, and the third driving device is used for realizing the stretching and retracting of the arm body; the utility model discloses simple structure, function diversification, the restoration demand that can satisfy complicated tunnel have.

Description

Working arm and coal mine roadway repairing machine with same

Technical Field

The utility model belongs to the technical field of mining equipment part, especially, relate to a work arm and have tunnel repairing machine for coal mine of work arm.

Background

The tunnel repairing machine for coal mine is a multifunctional tunnel repairing equipment specially designed for mine and tunnel engineering, and is suitable for tunnel excavation engineering of coal mine, black and colored underground mine, chemical industry, railway, hydroelectric industry and other departments. The equipment has the characteristics of compact structure, high efficiency and low noise, thereby being applicable to the pre-excavation work of coal mines and tunnels and greatly improving the speed of roadway repairing operation. The roadway repairing machine for the coal mine mainly comprises a working arm device, a walking chassis, a power assembly, an operating platform, a hydraulic system, an electric control system, a cable drum and the like; the function is drawn to the side in tunnel to current work arm device outside realizing normal tunnelling, also can realize simultaneously, nevertheless especially draw the function to the side in tunnel, and it draws difficult realization through current work arm structure subsides ground level side, also can not draw the region in the side and carry out the upper and lower translation regulation of work arm, and its structure is complicated, the function is comparatively simplified, can't satisfy the restoration demand in complicated tunnel.

Disclosure of Invention

An object of the utility model is to overcome the not enough of prior art existence, and provide a tunnel repairing machine for coal mine that has simple structure and has the work arm that the function was drawn to the side and have the work arm.

The utility model aims to solve the problems that the working arm comprises a plurality of arm bodies which are connected in a hinged mode, a bucket is hinged on the arm body at the head end, and the bucket is extended and retracted through a first driving device; the arm body at the tail end is hinged with a rotating device, the whole working arm can rotate 360 degrees along the horizontal axis through the rotating device, a second driving device is hinged between the rotating device and the arm body at the tail end, and pitching motion of the arm body is realized through the second driving device; the side that is located the arm body of head end and is located terminal arm body is installed between and is realized whole work arm and paste horizontal plane face side and draw drive arrangement, just it has third drive arrangement to draw drive arrangement and be located the arm body of head end to the side articulates between the arm body to realize stretching out and withdrawing of this arm body through third drive arrangement.

Preferably, the side digging driving device comprises a swing arm, a second connecting seat, a connecting rod and a fourth driving device, one end of the swing arm is hinged to the arm body located at the tail end, the other end of the swing arm is hinged to the second connecting seat, the second connecting seat is hinged to the arm body located at the head end, two ends of the connecting rod are respectively hinged to the second connecting seat and the arm body located at the tail end, and the fourth driving device drives the whole side digging driving device to move horizontally.

Preferably, the driving end of the fourth driving device is hinged to the swing arm, and the body of the fourth driving device is hinged to the arm body at the tail end.

Preferably, the fourth driving device is located on the same motion plane as the swing arm and the arm body located at the end.

Preferably, the swing arm and the connecting rod are parallel and located on the same motion plane.

Preferably, the rotating device comprises a first connecting seat, a rotating support and a central rotating joint, the first connecting seat is connected with the rotating support, the central rotating joint is connected with the first connecting seat, and the first connecting seat is hinged to an arm body located at the tail end.

The utility model provides a tunnel repairing machine for coal mine with work arm, includes organism and the aforesaid arbitrary work arm, the work arm passes through the third connecting seat and articulates on the organism.

Preferably, the third connecting seat is further hinged with a fifth driving device, the fifth driving device is used for realizing the left-right swing of the whole working arm, and the fifth driving device is hinged on the machine body.

The utility model has the advantages that: the side digging function of the whole working arm close to the horizontal ground can be realized by additionally arranging a side digging driving device on the whole working arm and combining the rotating device and the movement among the arm bodies; the working arm can ensure the flatness of the side digging on the basis of realizing the side digging function through the structural distribution between the swing arm and the connecting rod in the side digging driving device; the device has the advantages of simple structure and diversified functions, and can meet the repair requirements of complex roadways.

Drawings

Fig. 1 is the three-dimensional structure schematic diagram of the coal mine tunnel repairing machine with the working arm of the utility model.

Fig. 2 is a schematic top view of the working arm in the front tunneling state according to the present invention.

Fig. 3 is a schematic view of the working arm side-drawing structure of the present invention.

Fig. 4 is a schematic top view of the working arm side-drawing state of the present invention.

Fig. 5 is a schematic structural view of the lateral digging driving device of the present invention.

The reference numbers in the drawings are respectively: 1. excavating a bucket; 2. a first driving device; 3. a turning device; 4. a second driving device; 5. a side digging driving device; 6. a third driving device; 7. a third connecting seat; 8. a body; 9. a fifth driving device; 10. a first arm body; 11. a third arm body; 31. a first connecting seat; 32. a slewing bearing; 33. a central swivel joint; 51. swinging arms; 52. a second connecting seat; 53. a connecting rod; 54. and a fourth drive device.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings: as shown in the accompanying drawings 1 to 4, the utility model comprises a plurality of arm bodies, which are provided with three sections, that is, the arm body at the head end is a first arm body 10, the swing arm 51 is a second arm body, the arm body at the tail end is a third arm body 11, the arm bodies are connected in a hinged manner, one end of the first arm body 10 is hinged with a bucket 1 through a four-bar mechanism, the body of a first driving device 2 is hinged on the first arm body 10, the driving end is hinged on the four-bar mechanism, and the bucket 1 is extended and retracted through the first driving device 2; the third arm body 11 is hinged with the rotating device 3, the whole working arm can rotate 360 degrees around the horizontal axis of the rotating device through the rotating device 3, a second driving device 4 is hinged between the rotating device 3 and the third arm body 11, the pitching motion of the arm body is realized through the second driving device 4, the body of the second driving device 4 is hinged on the first connecting seat 31, and the driving end is hinged on the third arm body 11; install between first arm body 10 and third arm body 11 and to realize that the side that whole work arm pasted horizontal plane face side was drawn draws drive arrangement 5, just drive arrangement 5 and first arm body 10 are drawn to the side and articulated between have third drive arrangement 6 to realize stretching out and withdrawing of this arm body through third drive arrangement 6, this third drive arrangement 6's body articulates on second connecting seat 52, and the drive end articulates on first arm body 10, and the below of the first arm body 10 of third drive arrangement 6, first drive arrangement 2 is located the top of first arm body 10. The first driving device 2, the second driving device 4 and the third driving device 6 are oil cylinders or other cylinders with equivalent effects. The side digging driving device is additionally arranged on the whole working arm, and the side digging function of the whole working arm close to the horizontal ground can be realized by combining the rotation device and the movement among the arm bodies.

As shown in fig. 5, the lateral drawing driving device 5 includes a swing arm 51, a second connecting seat 52, a connecting rod 53 and a fourth driving device 54, one end of the swing arm 51 is hinged to the third arm 11, the other end of the swing arm 51 is hinged to the second connecting seat 52, the second connecting seat 52 is hinged to the first arm 10, two ends of the connecting rod 53 are respectively hinged to the second connecting seat 52 and the third arm 11, and the fourth driving device 54 drives the lateral drawing driving device 5 to move horizontally. The fourth driving device 54 is a cylinder or other cylinder with equivalent effect.

The driving end of the fourth driving device 54 is hinged with the swing arm 51, and the body of the fourth driving device 54 is hinged with the third arm body 11; the fourth driving device 54 is located on the same motion plane as the swing arm 51 and the third arm 11.

The swing arm 51 and the connecting rod 53 are parallel and located on the same motion plane. That is to say that: the hinge point of the swing arm 51 and the second connecting seat 52 and the hinge point of the connecting rod 53 and the second connecting seat 52 are located on the same moving plane of the second connecting seat 52; the hinge point of the swing arm 51 and the third arm 11 and the hinge point of the connecting rod 53 and the third arm 11 are located on the same movement plane of the third arm 11; the fourth driving device 54 drives the swing arm 51 to translate, and then drives the connecting rod 53 to translate; the above-mentioned plane of motion is a horizontal plane.

The above-mentioned side digging driving device 5 has the following working principle: when the working arm carries out front tunneling on a roadway, the side digging driving device 5 drives the swing arm 51 to realize the function of left-right swinging along the ground plane direction through the fourth driving device 54; when the working arm tunnels the left side surface and the right side surface of a roadway, the side digging driving device 5 drives the swing arm 51 to realize the function of vertical translation along the ground plane direction through the fourth driving device 54, so that the whole working arm can be close to the horizontal ground to realize the side digging function.

The slewing device 3 comprises a first connecting seat 31, a slewing bearing 32 and a central slewing joint 33, wherein the slewing bearing 32 is provided with a hydraulic motor to enable the whole working arm to rotate 360 degrees along a horizontal axis, and the central slewing joint 33 is responsible for connecting all hydraulic oil pipes of the working arm with a hydraulic system of an operating platform; the first connecting seat 31 is connected with the pivoting support 32, the central pivoting joint 33 is connected with the first connecting seat 31, and the first connecting seat 31 is hinged with an arm body at the tail end.

A coal mine roadway repairing machine with a working arm comprises a machine body and the working arm, wherein the working arm is hinged to the machine body 8 through a third connecting seat 7; a fifth driving device 9 is hinged to the third connecting seat 7, the fifth driving device 9 can swing left and right of the whole working arm, and the fifth driving device 9 is hinged to the machine body 8. The fifth driving device 9 is a swing cylinder or other cylinder with equivalent effect.

When the roadway repairing machine for the coal mine is used for tunneling a roadway, the working principle is as follows: as shown in fig. 1 and 2, when the roadway is excavated, the whole working arm can rotate 360 degrees along the horizontal axis through the rotating device 3, so that each angle position between the bucket and the ground can be adjusted, and meanwhile, the whole working arm can swing left and right through the fifth driving device 9, or the fourth driving device 54 in the side driving device 5 can drive the swing arm 51 to swing left and right along the ground plane direction; as shown in fig. 3 and 4, when a roadway is tunneled, the whole working arm can rotate by 90 degrees along the horizontal axis through the rotating device 3, meanwhile, the fifth driving device 9 can realize that the whole working arm swings left and right perpendicular to the ground, and the fourth driving device 54 in the side digging driving device 5 drives the swing arm 51 to realize the up-and-down translation function along the ground plane direction, so that the whole working arm can be close to the horizontal ground to realize the side digging function.

The present invention is not limited to the above embodiments, and any change is made on the shape or material composition, and all the structural designs provided by the present invention are all the deformation of the present invention, which should be considered within the protection scope of the present invention.

Claims

1. The utility model provides a work arm, includes a plurality of sections arm bodies, its characterized in that: the arm bodies are connected in a hinged mode, an excavator bucket (1) is hinged to the arm body at the head end, and the excavator bucket (1) extends out and retracts through a first driving device (2); the arm body at the tail end is hinged with the rotating device (3), the whole working arm can rotate 360 degrees along the horizontal axis through the rotating device (3), a second driving device (4) is hinged between the rotating device (3) and the arm body at the tail end, and the pitching motion of the arm body is realized through the second driving device (4); the side that is located the arm body of head end and is located terminal arm body is installed between and is realized whole work arm and paste horizontal plane face side and draw drive arrangement (5), just drive arrangement (5) are drawn to the side and articulated between the arm body that is located the head end have third drive arrangement (6) to realize stretching out and withdrawing of this arm body through third drive arrangement (6).

2. The working arm according to claim 1, wherein: the side drawing driving device (5) comprises a swing arm (51), a second connecting seat (52), a connecting rod (53) and a fourth driving device (54), one end of the swing arm (51) is hinged to an arm body located at the tail end, the other end of the swing arm (51) is hinged to the second connecting seat (52), the second connecting seat (52) is hinged to the arm body located at the head end, two ends of the connecting rod (53) are hinged to the second connecting seat (52) and located on the arm body located at the tail end respectively, and the fourth driving device (54) drives the whole side drawing driving device (5) to move horizontally.

3. The working arm according to claim 2, wherein: the driving end of the fourth driving device (54) is hinged with the swing arm (51), and the body of the fourth driving device (54) is hinged with the arm body at the tail end.

4. The working arm according to claim 3, wherein: the fourth driving device (54) is positioned on the same motion plane with the swing arm (51) and the arm body positioned at the tail end.

5. The working arm according to claim 2, wherein: the swing arm (51) and the connecting rod (53) are parallel and are positioned on the same motion plane.

6. The working arm according to claim 1, wherein: the slewing device (3) comprises a first connecting seat (31), a slewing bearing (32) and a central slewing joint (33), wherein the first connecting seat (31) is connected with the slewing bearing (32), the central slewing joint (33) is connected with the first connecting seat (31), and the first connecting seat (31) is hinged with an arm body located at the tail end.

7. The utility model provides a tunnel repairing machine for coal mine with work arm which characterized in that: comprising a machine body and a working arm according to any one of claims 1-6, which is hinged to the machine body (8) by means of a third connecting seat (7).

8. A coal mine roadway repair machine with a working arm as claimed in claim 7, wherein: the third connecting seat (7) is further hinged with a fifth driving device (9), the left-right swinging of the whole working arm is realized through the fifth driving device (9), and the fifth driving device (9) is hinged on the machine body (8).