CN211230449U - Cutting drum of tunneling and anchoring machine - Google Patents
Cutting drum of tunneling and anchoring machine Download PDFInfo
- Publication number
- CN211230449U CN211230449U CN201922042651.8U CN201922042651U CN211230449U CN 211230449 U CN211230449 U CN 211230449U CN 201922042651 U CN201922042651 U CN 201922042651U CN 211230449 U CN211230449 U CN 211230449U
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- Prior art keywords
- cutting drum
- telescopic
- flexible
- tunneling
- drum
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- 230000005641 tunneling Effects 0.000 title claims description 55
- 238000004873 anchoring Methods 0.000 title claims description 8
- 239000011435 rock Substances 0.000 claims abstract description 25
- 238000003860 storage Methods 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 23
- 230000008569 process Effects 0.000 description 23
- 239000003245 coal Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
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Abstract
The utility model discloses an anchor driving machine cutting drum belongs to the excavating machinery field. Including interior cutting drum, the outer cutting drum of cutting drum both sides including setting, the storage tank of setting cutting drum both sides outside and set up in the storage tank and with outer cutting drum sliding connection's flexible cutting drum, interior cutting drum, the outside of outer cutting drum and flexible cutting drum all is equipped with the broken rock tooth of multiunit, is equipped with the fixing base in the flexible cutting drum, and the storage tank bottom is equipped with the mount pad, is equipped with flexible hydro-cylinder on the mount pad, the output and the fixing base fixed connection of flexible hydro-cylinder. The utility model discloses make the flexible hydro-cylinder of outer cutting drum both sides improve to built-in installation by exerted mounting means, make flexible hydro-cylinder effectively protect and increased the structural strength of outer cutting drum both sides, improved colliery tunnelling efficiency and lane forming quality simultaneously.
Description
Technical Field
The invention relates to the field of excavating machinery, in particular to a cutting drum of a tunneling and anchoring machine.
Background
At present, the coal roadway tunneling modes in China mainly comprise three modes: the first is a boom-type development machine and single jumbolter matched operating line; the second type is a matched operating line of the continuous miner and the anchor rod drill carriage; and the third is the tunneling and anchoring integrated tunneling of the tunneling and anchoring integrated machine. At present, the coal roadway excavation in China mainly takes the first kind as the main part, the application range is wide, but the excavation speed is low. The second double-lane arrangement mode is cross transposition construction, has higher requirement on geological conditions, greatly reduces the tunneling speed under the condition of unstable roof conditions, and is difficult to exert the advantage of rapid tunneling. The third type of tunneling and anchoring integrated machine performs full-width tunneling and one-step forming of the roadway section, and meets the requirement that a large-sized mine performs rapid tunneling on a large-section roadway strictly according to safety regulations. The used transverse cutting device of present domestic colliery tunnel tunnelling equipment is non-telescopic, and lacks intelligent control, and its shortcoming is: the tunnel can not be formed at one time, and continuous and rapid tunneling can not be realized; if one-step forming is desired, the tunneling equipment cannot be shunting, and the in-situ maintenance cannot be carried out when a fault occurs; the tunneling equipment is inconvenient to enter and exit the corresponding tunnel; the operator cannot precisely control the position of the coal plate and roof during the tunneling process.
Disclosure of Invention
The invention provides a cutting drum of an excavating and bolting machine aiming at the defects of the prior art, and the specific technical scheme is as follows:
the utility model provides a dig anchor machine cutting drum, including interior cutting drum, the outer cutting drum of cutting drum both sides including setting, the storage tank of setting cutting drum both sides outside and the flexible cutting drum of setting in the storage tank and with outer cutting drum sliding connection, interior cutting drum, the outside of outer cutting drum and flexible cutting drum all is equipped with the broken rock tooth of multiunit, be equipped with the fixing base in the flexible cutting drum, the storage tank bottom is equipped with the mount pad, be equipped with flexible hydro-cylinder on the mount pad, the output and the fixing base fixed connection of flexible hydro-cylinder.
According to the invention, the outer cutting drums are arranged on two sides of the cutting drum, the telescopic cutting drums which are connected with the outer cutting drums in a sliding manner are arranged on two sides of the outer cutting drums, the conventional common scissor type is changed into a telescopic structure, meanwhile, the telescopic oil cylinders are arranged in the outer cutting drums and drive the telescopic cutting drums on two sides of the outer cutting drums through the telescopic oil cylinders, so that the telescopic cutting drums can slide along the outer cutting drums, the telescopic function of the outer cutting drums is realized, the telescopic oil cylinders on two sides of the outer cutting drums are improved into a built-in mounting mode from an exposed mounting mode, and the telescopic oil cylinders are effectively protected and the structural strength of two sides of the outer cutting drums is increased.
Preferably, the inner side of the outer cutting drum is provided with a plurality of groups of sliding chutes, and the outer side of the telescopic cutting drum is provided with splines corresponding to the sliding chutes.
According to the invention, the sliding chute arranged on the inner side of the outer cutting drum is matched with the spline arranged on the outer side of the telescopic cutting drum, so that the outer cutting drum can drive the telescopic cutting drum to rotate in the rotating process, and the function of tunneling the outer cutting drum and the telescopic cutting drum is realized; meanwhile, the sliding groove is matched with the spline in the telescopic process to enable the telescopic cutting drum to slide along the direction set by the sliding groove, so that the positioning accuracy of the telescopic cutting drum in the sliding process is improved.
Preferably, the central axes of the telescopic cutting drum, the outer cutting drum and the telescopic oil cylinder are all arranged on the same straight line.
The central axes of the telescopic cutting drum, the outer cutting drum and the telescopic oil cylinder are arranged on the same straight line, so that the telescopic cutting drum, the outer cutting drum and the telescopic oil cylinder can keep a uniform and standard rotation circumference ratio in the rotary tunneling process, the tunneling effect of the invention is optimized, and the tunneling efficiency of the invention in the tunneling process is improved.
Preferably, the rock breaking teeth are spirally distributed, and the tooth tips of the rock breaking teeth face the same direction as the rotation direction of the inner cutting drum.
According to the invention, the rock breaking teeth are spirally distributed, and the tooth tip orientation of the rock breaking teeth and the rotation direction of the inner cutting drum are set to be the same direction, so that the tunneling efficiency of the rock breaking device in the tunneling process is further improved.
Preferably, the fixing seat comprises a sliding plate arranged on the inner side of the outer cutting drum and an oil cylinder support arranged on the sliding plate, and the output end of the telescopic oil cylinder penetrates through the sliding plate and is fixedly connected with the oil cylinder support.
The output end of the telescopic oil cylinder penetrates through the sliding plate and is fixedly connected with the oil cylinder support, so that the telescopic oil cylinder drives the telescopic cutting drum to perform telescopic motion in the telescopic process.
Preferably, the sliding plate is also provided with rock breaking teeth.
According to the invention, the rock breaking teeth arranged on the sliding plate enable the telescopic cutting drum to excavate the coal soil on the side surface of the telescopic cutting drum in the tunneling process, so that the tunneling efficiency and the tunneling range of the invention are further improved.
Preferably, a distance block is arranged between the mounting seat and the telescopic oil cylinder.
The distance block arranged between the mounting seat and the telescopic oil cylinder is convenient for workers to adjust the mounting distance of the telescopic oil cylinder in the using process, and further adjust the telescopic distance of the telescopic cutting drum, so that the practicability of the telescopic cutting drum is improved.
Preferably, the outer side of the inner cutting drum is provided with a fixing screw which penetrates through the inner cutting drum and is connected with the telescopic cutting drum.
According to the invention, the fixing screws arranged on the outer side of the inner cutting drum penetrate through the inner cutting drum and are connected with the telescopic cutting drum, so that the telescopic cutting drum is fixed after the telescopic distance of the telescopic cutting drum is determined, and the subsequent tunneling operation is facilitated.
The invention has the following beneficial effects:
the telescopic oil cylinders drive the telescopic cutting drums on the two sides of the outer cutting drum to enable the telescopic cutting drums to slide along the outer cutting drum, so that the telescopic function of the outer cutting drum is achieved, the telescopic oil cylinders on the two sides of the outer cutting drum are improved from an exposed installation mode to a built-in installation mode, the telescopic oil cylinders are effectively protected, and the structural strength of the two sides of the outer cutting drum is improved. Meanwhile, the efficiency of coal mine tunneling and the quality of lane formation are improved, the rollers on two sides are telescopic and easy to walk and move, the requirement of safe, efficient and rapid tunneling of large-section tunnels of large mines is met, the continuous and rapid tunneling function is achieved, the rectangular section is formed in one step, and the positions of a coal plate and a coal roof can be accurately controlled by an operator in the tunneling process, so that the auxiliary working time is shortened, the tunneling speed is accelerated, the operation is comfortable, the shunting and the maintenance are convenient, and the corresponding tunnels can be conveniently accessed.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the construction of the external cutting drum of the present invention;
FIG. 3 is a partial schematic view of the present invention;
FIG. 4 is a first cross-sectional view of the present invention;
fig. 5 is a second cross-sectional view of the present invention.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
Examples
Referring to fig. 1 to 5, the invention comprises inner cutting drums 1 and outer cutting drums 2 which are arranged at two ends of the inner cutting drums 1 and connected with the inner cutting drums 1, wherein two groups of the outer cutting drums 2 are symmetrically arranged by taking the inner cutting drums 1 as the center, and the central axes of the outer cutting drums 2 and the inner cutting drums 1 are arranged on the same straight line, so that the inner cutting drums 1 and the outer cutting drums 2 can keep uniform and standard rotating circumference ratio in the rotating tunneling process, the tunneling effect of the invention is optimized, and the tunneling efficiency of the invention in the tunneling process is improved. Meanwhile, a plurality of rock breaking teeth 5 are arranged on the outer sides of the inner cutting drum 1 and the outer cutting drum 2, the rock breaking teeth 5 are spirally distributed, the direction of the tooth tips of the rock breaking teeth 5 is the same as the rotating direction of the inner cutting drum 1, and the rock breaking teeth 5 are spirally distributed, the direction of the tooth tips of the rock breaking teeth 5 is the same as the rotating direction of the inner cutting drum 1, so that the tunneling efficiency of the invention in the tunneling process is further improved.
Referring further to fig. 1 to 2, the two ends of the outer cutting drum 2 are provided with accommodating grooves 3, the accommodating groove 3 is internally provided with a telescopic cutting drum 4 which is slidably connected with the outer cutting drum 2, the bottom of the accommodating groove 3 is provided with a mounting seat 7, the mounting seat 7 is provided with a telescopic oil cylinder 8, the telescopic cutting drum 4 is internally provided with a fixing seat 6 which is used for connecting the telescopic oil cylinder 8, the fixing seat 6 comprises a sliding plate 61 which is arranged at the inner side of the outer cutting drum 2 and an oil cylinder support 62 which is arranged on the sliding plate 61, the output end of the telescopic oil cylinder 8 penetrates through the sliding plate 61 and is fixedly connected with the oil cylinder support 62, and the output end of the telescopic oil cylinder 8 penetrates through the sliding plate 61 and is fixedly connected with the oil cylinder support 62, so that the telescopic oil cylinder. The distance block 10 for adjusting the distance is arranged between the mounting seat 7 and the telescopic oil cylinder 8, and the distance block 10 arranged between the mounting seat 7 and the telescopic oil cylinder 8 is convenient for a worker to adjust the mounting distance of the telescopic oil cylinder 8 in the using process, so that the telescopic distance of the telescopic cutting drum 4 is adjusted, and the practicability of the telescopic cutting drum is improved.
With further reference to fig. 2 to 3, the present invention has external cutting drums 2 disposed on two sides of the cutting drum, and retractable cutting drums 4 slidably connected to the external cutting drums 2 disposed on two sides of the external cutting drums 2, so as to change the existing commonly used scissors type to a retractable structure, and meanwhile, retractable cylinders 8 are disposed inside the external cutting drums 2, and the retractable cutting drums 4 on two sides of the external cutting drums 2 are driven by the retractable cylinders 8, so that the retractable cutting drums 4 can slide along the external cutting drums 2, thereby realizing the retractable function of the external cutting drums 2, and the retractable cylinders 8 on two sides of the external cutting drums 2 are changed from an exposed mounting manner to a built-in mounting manner, so that the retractable cylinders 8 are effectively protected and the structural strength of two sides of the external cutting drums 2 is increased.
Further referring to fig. 1 to 5, the two sets of telescopic cutting drums 4 are also symmetrically arranged with the inner cutting drum 1 as the center, and the central axes of the telescopic cutting drums 4 and the inner cutting drum 1 are also arranged on the same straight line, so that the inner cutting drum 1, the outer cutting drum 2 and the telescopic cutting drums 4 can maintain the uniform and standard rotation circumference ratio in the rotary tunneling process, the tunneling effect of the invention is further optimized, and the tunneling efficiency of the invention in the tunneling process is improved. The outer side of the telescopic cutting drum 4 is also provided with a plurality of rock breaking teeth 5, the rock breaking teeth 5 are spirally distributed, the tooth tip orientations of the rock breaking teeth 5 are the same as the rotating direction of the inner cutting drum 1, and the rock breaking teeth 5 are spirally distributed, and the tooth tip orientations of the rock breaking teeth 5 and the rotating direction of the inner cutting drum 1 are set to be the same, so that the tunneling efficiency of the invention in the tunneling process is further improved. And the sliding plate 61 is also provided with rock breaking teeth 5, and the rock breaking teeth 5 arranged on the sliding plate 61 enable the telescopic cutting drum 4 to excavate the coal soil on the side surface of the telescopic cutting drum 4 in the tunneling process, so that the tunneling efficiency and the tunneling range of the invention are further improved.
Referring further to fig. 3 to 5, the inner side of the outer cutting drum 2 is provided with a plurality of sets of sliding grooves 9, and the outer side of the telescopic cutting drum 4 is provided with splines 91 corresponding to the sliding grooves 9. According to the invention, the sliding chute 9 arranged on the inner side of the outer cutting drum 2 is matched with the spline 91 arranged on the outer side of the telescopic cutting drum 4, so that the outer cutting drum 2 can drive the telescopic cutting drum 4 to rotate in the rotating process, and the function of tunneling the outer cutting drum 2 and the telescopic cutting drum 4 is realized; meanwhile, in the telescopic process, the sliding groove 9 is matched with the spline 91 to enable the telescopic cutting drum 4 to slide along the direction set by the sliding groove 9, so that the positioning accuracy of the telescopic cutting drum 4 in the sliding process is improved. And the outer side of the inner cutting drum 1 is provided with a fixing screw 11, and the fixing screw 11 passes through the inner cutting drum 1 and is connected with the telescopic cutting drum 4. According to the invention, the fixing screws 11 are arranged on the outer side of the inner cutting drum 1, and the fixing screws 11 penetrate through the inner cutting drum 1 and are connected with the telescopic cutting drum 4, so that the telescopic cutting drum 4 is fixed after the telescopic distance of the telescopic cutting drum 4 is determined, and the subsequent tunneling operation is facilitated.
With further reference to fig. 4 to 5, the present invention drives the telescopic cutting drums 4 on both sides of the outer cutting drum 2 through the telescopic oil cylinders 8, so that the telescopic cutting drums 4 can slide along the outer cutting drum 2, thereby realizing the telescopic function of the outer cutting drum 2, and the telescopic oil cylinders 8 on both sides of the outer cutting drum 2 are improved from the exposed installation mode to the built-in installation mode, so that the telescopic oil cylinders 8 are effectively protected and the structural strength on both sides of the outer cutting drum 2 is increased. Meanwhile, the efficiency of coal mine tunneling and the quality of lane formation are improved, the rollers on two sides are telescopic and easy to walk and move, the requirement of safe, efficient and rapid tunneling of large-section tunnels of large mines is met, the continuous and rapid tunneling function is achieved, the rectangular section is formed in one step, and the positions of a coal plate and a coal roof can be accurately controlled by an operator in the tunneling process, so that the auxiliary working time is shortened, the tunneling speed is accelerated, the operation is comfortable, the shunting and the maintenance are convenient, and the corresponding tunnels can be conveniently accessed.
It is to be noted that, in this document, the terms "comprises", "comprising" or any other variation thereof are intended to cover a non-exclusive inclusion, so that an article or apparatus including a series of elements includes not only those elements but also other elements not explicitly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of additional like elements in the article or device comprising the element.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a dig anchor machine cutting drum, its characterized in that, including interior cutting drum (1), set up including outer cutting drum (2) of cutting drum (1) both sides, set up storage tank (3) of cutting drum (2) both sides outside and set up in storage tank (3) and with outer cutting drum (2) sliding connection's flexible cutting drum (4), the outside of interior cutting drum (1), outer cutting drum (2) and flexible cutting drum (4) all is equipped with multiunit broken rock tooth (5), be equipped with fixing base (6) in flexible cutting drum (4), storage tank (3) tank bottom is equipped with mount pad (7), be equipped with flexible hydro-cylinder (8) on mount pad (7), the output and fixing base (6) fixed connection of flexible hydro-cylinder (8).
2. The cutting drum of the heading and anchoring machine as claimed in claim 1, characterized in that the outer cutting drum (2) is provided with a plurality of sets of sliding chutes (9) inside, and the telescopic cutting drum (4) is provided with splines (91) corresponding to the sliding chutes (9) outside.
3. The bolting machine cutting drum according to claim 1, wherein the central axes of said telescopic cutting drum (4), outer cutting drum (2) and telescopic cylinder (8) are all arranged on the same straight line.
4. Bolting machine cutting drum according to claim 1, characterised in that said rock breaking teeth (5) are helically distributed and the tips of the rock breaking teeth (5) are directed in the same direction of rotation as the inner cutting drum (1).
5. The tunneling and anchoring machine cutting drum according to claim 1, characterized in that the fixing seat (6) comprises a sliding plate (61) arranged inside the outer cutting drum (2) and a cylinder support (62) arranged on the sliding plate (61), and the output end of the telescopic cylinder (8) passes through the sliding plate (61) and is fixedly connected with the cylinder support (62).
6. Bolting machine cutting drum according to claim 5, characterised in that said skid plate (61) is also provided with said rock breaking teeth (5).
7. Bolting machine cutting drum according to claim 1, characterised in that distance blocks (10) are provided between said mounting seat (7) and telescopic cylinders (8).
8. Bolting machine cutting drum according to claim 1, characterized in that outside said inner cutting drum (1) there are fixing screws (11), said fixing screws (11) passing through the inner cutting drum (1) and being connected to the telescopic cutting drum (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922042651.8U CN211230449U (en) | 2019-11-21 | 2019-11-21 | Cutting drum of tunneling and anchoring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922042651.8U CN211230449U (en) | 2019-11-21 | 2019-11-21 | Cutting drum of tunneling and anchoring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211230449U true CN211230449U (en) | 2020-08-11 |
Family
ID=71935039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922042651.8U Expired - Fee Related CN211230449U (en) | 2019-11-21 | 2019-11-21 | Cutting drum of tunneling and anchoring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211230449U (en) |
-
2019
- 2019-11-21 CN CN201922042651.8U patent/CN211230449U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |