CN213016238U - Rock drill propulsion mechanism of anchor rod trolley - Google Patents
Rock drill propulsion mechanism of anchor rod trolley Download PDFInfo
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- CN213016238U CN213016238U CN202021848516.9U CN202021848516U CN213016238U CN 213016238 U CN213016238 U CN 213016238U CN 202021848516 U CN202021848516 U CN 202021848516U CN 213016238 U CN213016238 U CN 213016238U
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- rock drill
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- advancing mechanism
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Abstract
The utility model discloses an anchor rod platform truck rock drill advancing mechanism belongs to tunnel anchor equipment technical field. The utility model discloses an anchor rod platform truck rock drill advancing mechanism, including the propulsion roof beam, be equipped with rock drill and drive unit on the propulsion roof beam, drive unit is including setting up in the gear train at propulsion roof beam both ends to and be used for driving gear group's hydraulic motor, the gear train is used for meshing the drive chain with the motion of drive rock drill. The utility model overcomes the short not enough of stroke that current stock platform truck rock drill advancing mechanism adopted the flexible driven mode of hydro-cylinder to bring provides a stock platform truck rock drill advancing mechanism, adopts hydraulic motor as the power supply to through the drive of hydraulic motor drive gear set meshing drive chain transmission, the pressurization stroke can be controlled through adjusting drive chain length, has solved the short problem of rock drill advancing stroke well.
Description
Technical Field
The utility model belongs to the technical field of tunnel anchor equipment, more specifically say, relate to an anchor rod platform truck rock drill advancing mechanism.
Background
The anchor bolt support is a reinforcing support mode adopted in surface engineering such as side slopes, rock-soil deep foundation pits and the like and underground chamber construction such as tunnels, stopes and the like. The rod column is made of metal pieces, wood pieces, polymer pieces or other materials, is driven into a pre-drilled hole of the earth surface rock mass, and the surrounding rock and the stable rock mass are combined together by utilizing the special structures of the head and the rod body and the tail supporting plate to generate a suspension effect, a combined beam effect and a reinforcing effect so as to achieve the aim of supporting.
At present, the anchor rod trolley is widely applied to underground metal mines. During the drilling process of the anchor jumbo, the rock drill needs to be pushed and retracted on the push beam. In the prior art, most rock drills on anchor rod trolleys are pushed forwards and backwards in a telescopic mode of an oil cylinder, one end of the oil cylinder is fixed at the rear end of a push beam, and the other end of the oil cylinder is fixed on a rock drill sliding table.
As in patent application No.: 2018116385708, filing date: in 2018, 12 and 29 months, the invention and creation name is: a kind of anchor rod and boom structure of the drilling boom of the rock drill, the boom structure of the drilling boom of this application includes the drive unit and anchor rod head that couples to drive unit activity that are assembled on anchor rod and rock drill boom frame, the drive unit includes the telescopic cylinder, translation cylinder, support arm translation cylinder and spiral swing cylinder, one end of the support arm translation cylinder is fixedly set up on telescopic cylinder, another end and doing the swing spiral swing cylinder activity of the vertical swing link, telescopic cylinder and another end of the support arm translation cylinder link with the drilling boom frame activity separately, one end of the translation cylinder is fixed on telescopic cylinder, another end and spiral swing cylinder activity link, the swing cylinder of the vertical swing spiral links with spiral swing cylinder; the anchor rod head is arranged on a spiral swing oil cylinder which swings on the horizontal plane.
The device can simultaneously operate on the top, the side face and the end face in the roadway, so that the operation efficiency is improved, and the labor intensity and the operation cost are reduced. However, the device adopts the telescopic mode of the oil cylinder to advance and retreat forwards, is limited by the inner space of the propelling beam and the stroke of the oil cylinder, has shorter propelling stroke, and has shorter service life of the pressurized oil cylinder in the actual use process.
In conclusion, how to overcome the defect that the stroke is short due to the fact that the existing anchor rod jumbo rock drill propelling mechanism is driven by the oil cylinder in a telescopic mode is an urgent technical problem to be solved in the prior art.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved by the utility model
The utility model overcomes the short not enough of stroke that current stock platform truck rock drill advancing mechanism adopted the flexible driven mode of hydro-cylinder to bring provides a stock platform truck rock drill advancing mechanism, adopts hydraulic motor as the power supply to through the drive of hydraulic motor drive gear set meshing drive chain transmission, the pressurization stroke can be controlled through adjusting drive chain length, has solved the short problem of rock drill advancing stroke well.
2. Technical scheme
In order to achieve the above purpose, the utility model provides a technical scheme does:
the utility model discloses an anchor rod platform truck rock drill advancing mechanism, including the propulsion roof beam, be equipped with rock drill and drive unit on the propulsion roof beam, drive unit is including setting up in the gear train at propulsion roof beam both ends to and be used for driving gear group's hydraulic motor, the gear train is used for meshing the drive chain with the motion of drive rock drill.
As a further improvement, the rock drill passes through the rock drill slip table and the propulsion beam sliding connection of its bottom, and rock drill slip table bottom is equipped with the chain fixing base that is used for installing drive chain.
As a further improvement, the chain fixing seat is detachably connected with the sliding table of the rock drill.
As a further improvement, the chain fixing seat is connected with the rock drill sliding table through a first bolt assembly.
As a further improvement of the present invention, the driving unit further includes a support frame for mounting the gear train, and the support frame is detachably connected to the feed beam.
As a further improvement, the support frame is provided with a connecting plate, and the connecting plate is connected with the propelling beam through a second bolt assembly.
As a further improvement of the utility model, the gear train still is equipped with gear wheel and pinion that are used for changing drive chain transmission speed including first gear and the second gear that is located the rock drill both sides respectively, first gear bottom.
As a further improvement, the output shaft of the hydraulic motor is connected with the gear wheel, and the hydraulic motor is arranged on the supporting frame.
3. Advantageous effects
Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:
the utility model discloses an anchor rod platform truck rock drill advancing mechanism adopts hydraulic motor as the power supply to through the drive of hydraulic motor drive gear set meshing drive chain transmission, advancing mechanism's pressurization stroke can be controlled through adjusting drive chain length, has solved the short problem of rock drill advancing stroke well.
Drawings
Fig. 1 is a schematic structural diagram of a rock drill propulsion mechanism of an anchor rod trolley of the present invention;
fig. 2 is a side view of a rock drill advancing mechanism of an anchor bar trolley of the present invention;
fig. 3 is a schematic view of the assembly between the sliding table of the rock drill, the chain fixing seat and the driving chain of the present invention;
fig. 4 is a schematic front structural view of the driving unit of the present invention;
fig. 5 is a schematic diagram of a back structure of the middle driving unit according to the present invention.
The reference numerals in the schematic drawings illustrate:
100. a feed beam; 200. a rock drill; 210. a rock drill sliding table; 300. a drive unit; 310. a hydraulic motor; 311. a bull gear; 312. a first gear; 313. a pinion gear; 314. a second gear; 320. a support frame; 321. a connecting plate; 322. a second bolt assembly; 330. a drive chain; 331. a chain fixing seat; 332. a first bolt assembly.
Detailed Description
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.
In the prior art, an oil cylinder is generally adopted as a driving mechanism, the pressurizing force borne by a pressurizing mode of combining the oil cylinder, a pulley and a steel wire rope is limited, the steel wire rope and the oil cylinder are easy to loosen in connection and limited by the internal space of a propelling beam and the stroke of the oil cylinder, the propelling stroke of the mode is short, and the service life of the pressurizing oil cylinder is short in the actual use process.
Referring to fig. 1, the rock drill propulsion mechanism of the anchor rod jumbo of the present embodiment includes a propulsion beam 100, a rock drill 200 and a driving unit 300 are disposed on the propulsion beam 100, the driving unit 300 includes gear sets disposed at two ends of the propulsion beam 100 and a hydraulic motor 310 for driving the gear sets to rotate, and the gear sets are used for engaging with a driving chain 330 to drive the rock drill 200 to move.
In this embodiment, the rock drilling machine 200 is slidably connected to the feed beam 100 through a rock drilling machine slide table 210 at the bottom thereof, and a chain fixing seat 331 for mounting a driving chain 330 is provided at the bottom of the rock drilling machine slide table 210.
Specifically, a slide way is arranged on the push beam 100, a slide block is arranged on the rock drill sliding table 210, a chain fixing seat 331 is arranged at the bottom of the rock drill sliding table 210, a driving chain 330 is fixed at the bottom of the rock drill sliding table 210 through the chain fixing seat 331, and when the hydraulic motor 310 drives the gear set to rotate, the gear set drives the rock drill sliding table 210 to slide on the push beam 100 through meshing the driving chain 330, so that the push pressurization of the rock drill of the anchor rod trolley is realized.
According to the rock drill propelling mechanism of the anchor rod trolley, the hydraulic motor 310 is used as a power source, the gear set is meshed with the driving chain 330 through the hydraulic motor 310 for transmission, the pressurizing stroke of the propelling mechanism can be controlled by adjusting the length of the driving chain 330, and the problem that the propelling stroke of the rock drill is short is well solved.
In addition, in order to facilitate installation of the driving chain 330, the chain fixing seat 331 and the rock drill sliding table 210 are detachably connected in this embodiment, and preferably, as shown in fig. 3, the chain fixing seat 331 and the rock drill sliding table 210 are screwed together through a first bolt assembly 332.
Further, in this embodiment, the driving unit 300 further includes a supporting frame 320 for mounting the gear set, the supporting frame 320 is detachably connected to the propelling beam 100, specifically, in this embodiment, a connecting plate 321 is disposed on the supporting frame 320, and the connecting plate 321 is connected to the propelling beam 100 through a second bolt assembly 322.
As an implementation manner, in the advancing mechanism of the rock drilling machine of the anchor rod jumbo of the present embodiment, the gear set includes a first gear 312 and a second gear 314 respectively located at both sides of the rock drilling machine 200, the first gear 312 and the second gear 314 are arranged in equal diameter and equal height, and the bottom of the first gear 312 is further provided with a large gear 311 and a small gear 313 for changing the transmission speed of the driving chain 330.
In this embodiment, the first gear 312, the second gear 314, the large gear 311 and the small gear 313 are connected through a driving chain 330, wherein the driving speed is adjusted through different transmission ratios between the large gear 311 and the first gear 312/the second gear 314, so that the control of the propelling pressure and speed of the rock drilling machine is realized.
Specifically, in the present embodiment, the output shaft of the hydraulic motor 310 is connected to the large gear 311, and the hydraulic motor 310 is disposed on the supporting frame 320.
In the rock drill propelling mechanism of the anchor rod jumbo of the present embodiment, when the hydraulic motor 310 rotates, the large gear 311 is driven to rotate, so that the driving chain 330 is driven continuously, meanwhile, other gears of the gear set determine the driving direction of the driving chain 330, and the rock drill slipway 210 is connected with the driving chain 330 through the chain fixing seat 331, so that the rock drill slipway 210 slides back and forth on the propelling beam 100. Since the rock drill 200 is fixed to the rock drill skid 210, the rock drill 200 also slides back and forth on the feed beam 100, thereby enabling the advance and retraction functions of the rock drill 200 during the drilling process of the jumbo.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (8)
1. The utility model provides an anchor rod platform truck rock drill advancing mechanism which characterized in that: including propelling beam (100), be equipped with rock drill (200) and drive unit (300) on propelling beam (100), drive unit (300) including set up in the gear train at propelling beam (100) both ends, and be used for the drive hydraulic motor (310) of gear train, the gear train is used for meshing drive chain (330) in order to drive rock drill (200) motion.
2. The rock drill advancing mechanism of a jumbolter as defined in claim 1, wherein: the rock drilling machine (200) is in sliding connection with the propelling beam (100) through a rock drilling machine sliding table (210) at the bottom of the rock drilling machine, and a chain fixing seat (331) for installing the driving chain (330) is arranged at the bottom of the rock drilling machine sliding table (210).
3. The rock drill advancing mechanism of a jumbolter as defined in claim 2, wherein: the chain fixing seat (331) is detachably connected with the rock drill sliding table (210).
4. A rockdrill thrust mechanism according to claim 3, wherein: the chain fixing seat (331) is connected with the rock drill sliding table (210) through a first bolt assembly (332).
5. The anchor-bolter jumbo rock drill advancing mechanism of any one of claims 1 to 4, characterized in that: the driving unit (300) further comprises a support frame (320) used for installing the gear set, and the support frame (320) is detachably connected with the propelling beam (100).
6. The rock drill advancing mechanism of a jumbolter as defined in claim 5, wherein: and a connecting plate (321) is arranged on the support frame (320), and the connecting plate (321) is connected with the push beam (100) through a second bolt component (322).
7. The rock drill advancing mechanism of a jumbolter as defined in claim 5, wherein: the gear train includes being located first gear (312) and second gear (314) of rock drill (200) both sides respectively, first gear (312) bottom still is equipped with and is used for changing bull gear (311) and pinion (313) of drive chain (330) transmission speed.
8. The rock drill advancing mechanism of a jumbolter as defined in claim 7, wherein: the output shaft of the hydraulic motor (310) is connected with the bull gear (311), and the hydraulic motor (310) is arranged on the support frame (320).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021848516.9U CN213016238U (en) | 2020-08-28 | 2020-08-28 | Rock drill propulsion mechanism of anchor rod trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021848516.9U CN213016238U (en) | 2020-08-28 | 2020-08-28 | Rock drill propulsion mechanism of anchor rod trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213016238U true CN213016238U (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021848516.9U Active CN213016238U (en) | 2020-08-28 | 2020-08-28 | Rock drill propulsion mechanism of anchor rod trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213016238U (en) |
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2020
- 2020-08-28 CN CN202021848516.9U patent/CN213016238U/en active Active
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