CN204552605U - A kind of intermediate arm mechanism of jumbo - Google Patents
A kind of intermediate arm mechanism of jumbo Download PDFInfo
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- CN204552605U CN204552605U CN201520260637.4U CN201520260637U CN204552605U CN 204552605 U CN204552605 U CN 204552605U CN 201520260637 U CN201520260637 U CN 201520260637U CN 204552605 U CN204552605 U CN 204552605U
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- intermediate arm
- forward beam
- hinged
- central axis
- jumbo
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Abstract
The utility model discloses a kind of intermediate arm mechanism of jumbo, comprise: bearing support, gear wheel, central axis, intermediate arm, intermediate arm oil cylinder, directed oil cylinder, intermediate arm slide and middle forward beam assembly, bearing support is fixed on jumbo frame front end, gear wheel is fixed on bearing support, central axis is arranged in bearing support, central axis is provided with reduction gearing mechanism, reduction gearing mechanism drives central axis, intermediate arm one end is on center shaft hinged, the other end and intermediate arm slide hinged, intermediate arm oil cylinder one end is on center shaft hinged, the other end is hinged on intermediate arm, directed oil cylinder one end is hinged on intermediate arm, the other end is hinged on intermediate arm slide, middle forward beam assembly is arranged on intermediate arm slide, the intermediate arm mechanism of this jumbo, structure is simple, both may be used for beating bolthole, also may be used for drilling, boring locating speed is fast.
Description
Technical field:
The utility model relates to rock drilling equipment technical field, is specifically related to a kind of intermediate arm mechanism of jumbo.
Background technology:
In recent years, market increases day by day for the demand of the especially various rig of engineering machinery, hammer drill is a kind of power tool for rock drilling boring, at present, for the excavation in tunnel, most still employing traditional manually holds hammer drill bore operation, make programming slow, long in time limit, cost is high, potential safety hazard is given prominence to, a large amount of manpower of loss, material resources, financial resources, along with the development of science and technology, be developed jumbo, jumbo is a kind of rock drilling equipment that tunnels and underground engineering adopts drill bursting construction, but, existing jumbo to beat bolthole apparatus structure complicated, bulky, punching locating speed is slow, as: the patent No. is 201120030353.8 Full-hydraulic tire rock drilling anchoring drill carriages, Given this, the applicant is through further investigation, for beating bolthole in Tunnel and the intermediate arm mechanism of the jumbo designed is born at this point.
Utility model content:
The purpose of this utility model is the intermediate arm mechanism providing a kind of jumbo, and structure is simple, and both may be used for beating bolthole, and also may be used for drilling, punching locating speed is fast.
To achieve these goals, the utility model adopts following technical scheme: a kind of intermediate arm mechanism of jumbo, comprise: bearing support, gear wheel, central axis, intermediate arm, intermediate arm oil cylinder, directed oil cylinder, intermediate arm slide and middle forward beam assembly, bearing support is fixed on jumbo frame front end, gear wheel is fixed on bearing support, central axis is arranged in bearing support, central axis is provided with reduction gearing mechanism, reduction gearing mechanism drives central axis, intermediate arm one end is on center shaft hinged, the other end and intermediate arm slide hinged, intermediate arm oil cylinder one end is on center shaft hinged, the other end is hinged on intermediate arm, directed oil cylinder one end is hinged on intermediate arm, the other end is hinged on intermediate arm slide, middle forward beam assembly is arranged on intermediate arm slide.
Above-mentioned reduction gearing mechanism comprises: worm-gear speed reducer and pinion, pinion is fixed on the output shaft of worm-gear speed reducer, pinion and gear wheel engagement, pinion is the planetary gear of gear wheel, pinion scrolling bands central shaft on gear wheel rotates, install intermediate arm on center shaft and middle forward beam assembly along with central axis is together at vertical rotation in surface, its rotational angle is 0 ~ 360 degree.
Above-mentioned middle forward beam assembly comprises: forward beam, compensating cylinder and propelling cylinder, forward beam is arranged on intermediate arm slide, between forward beam and intermediate arm slide, compensating cylinder is installed, under the effect of compensating cylinder, forward beam is movable on intermediate arm slide, forward beam slides and arranges rock body, be provided with propelling cylinder in the middle of forward beam, propelling cylinder is connected with rock body.
Relative to prior art, the utility model has the following advantages:
1, bull gear drive is driven by reduction gearing mechanism, and then drive central axis, install intermediate arm on center shaft and middle forward beam assembly along with central axis is together at vertical rotation in surface, its rotational angle is 0 ~ 360 degree, when beating Tunnel end face and two sides bolthole, on the disc of same radius, as long as rotational angle can position punching, the intermediate arm mechanism of this jumbo, structure is simple, both bolthole can be beaten, also can drilling, punching locating speed is fast.
2, utilize planet circular system as transmission mechanism, there is compact conformation, volume is little, supporting capacity is large, running noises is little, efficiency is high, the life-span is long.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure, 1, bearing support; 2, gear wheel; 3, central axis; 4, intermediate arm; 5, intermediate arm oil cylinder; 6, positional cylinder; 7, intermediate arm slide; 8, middle forward beam assembly.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the utility model is described in more detail.
As shown in Figure 1, a kind of intermediate arm mechanism of jumbo, comprise: bearing support 1, gear wheel 2, central axis 3, intermediate arm 4, intermediate arm oil cylinder 5, directed oil cylinder 6, intermediate arm slide 7 and middle forward beam assembly 8, bearing support 1 is fixed on jumbo frame front end, , gear wheel 2 is fixed on bearing support 1, central axis 3 is arranged in bearing support 1, central axis 3 is provided with reduction gearing mechanism, reduction gearing mechanism band central shaft 3 rotates, intermediate arm 4 one end is hinged on central axis 3, the other end and intermediate arm slide 7 hinged, intermediate arm oil cylinder 5 one end is hinged on central axis 3, the other end is hinged on intermediate arm 4, directed oil cylinder 6 one end is hinged on intermediate arm 4, the other end is hinged on intermediate arm slide 7, middle forward beam assembly 8 is arranged on intermediate arm slide 7.
Above-mentioned reduction gearing mechanism comprises: worm-gear speed reducer and pinion, pinion is fixed on the output shaft of worm-gear speed reducer, pinion and gear wheel 2 engage, pinion is the planetary gear of gear wheel 2, pinion scrolling bands central shaft 3 on gear wheel 2 rotates, be arranged on intermediate arm 4 on central axis 3 and middle forward beam assembly 8 along with central axis 3 is together at vertical rotation in surface, its rotational angle is 0 ~ 360 degree.
Above-mentioned middle forward beam assembly 8 comprises: forward beam, compensating cylinder and propelling cylinder, forward beam is arranged on intermediate arm slide 7, between forward beam and intermediate arm slide 7, compensating cylinder is installed, under the effect of compensating cylinder, forward beam is movable on intermediate arm slide, forward beam slides and arranges rock body, be provided with propelling cylinder in the middle of forward beam, propelling cylinder is connected with rock body.
Intermediate arm oil cylinder 5 effect promotes intermediate arm 4, and the effect of directed oil cylinder 6 is forward beam assemblies 8 in the middle of transmission, determines boring direction.
Worm-gear speed reducer drives pinion rotation, pinion drives gear wheel 2 to rotate, gear wheel 2 rotating band central shaft 3 rotates, be arranged on intermediate arm 4 on central axis 3 and middle forward beam assembly 8 along with central axis 3 is together at vertical rotation in surface, rotational angle is 0 ~ 360 degree, when beating Tunnel end face and two sides bolthole, on the disc of same radius, as long as rotational angle can position punching, punching locating speed is fast.
As shown in Figure 1, when beating bolthole, first intermediate arm 4 is upgraded, middle forward beam assembly 8 is forwarded to boring direction, and then rotary middle spindle 3, bore operation is carried out in determining hole position, so just can beat bolthole at Tunnel end face and two sides.
Utilize planet circular system as transmission mechanism, there is compact conformation, volume is little, supporting capacity is large, running noises is little, efficiency is high and the feature of life-span length.
Above content is in conjunction with concrete preferred embodiment further detailed description of the utility model; can not assert that detailed description of the invention of the present utility model is only limitted to this; for the utility model person of an ordinary skill in the technical field; without departing from the concept of the premise utility; some simple deduction or replace can also be made, all should be considered as belonging to the utility model by submitted to claims determination scope of patent protection.
Claims (3)
1. the intermediate arm mechanism of a jumbo, it is characterized in that, comprise: bearing support, gear wheel, central axis, intermediate arm, intermediate arm oil cylinder, directed oil cylinder, intermediate arm slide and middle forward beam assembly, bearing support is fixed on jumbo frame front end, gear wheel is fixed on bearing support, central axis is arranged in bearing support, central axis is provided with reduction gearing mechanism, reduction gearing mechanism drives central axis, intermediate arm one end is on center shaft hinged, the other end and intermediate arm slide hinged, intermediate arm oil cylinder one end is on center shaft hinged, the other end is hinged on intermediate arm, directed oil cylinder one end is hinged on intermediate arm, the other end is hinged on intermediate arm slide, middle forward beam assembly is arranged on intermediate arm slide.
2. the intermediate arm mechanism of jumbo according to claim 1, it is characterized in that, described reduction gearing mechanism comprises: worm-gear speed reducer and pinion, pinion is fixed on the output shaft of worm-gear speed reducer, pinion and gear wheel engagement, pinion is the planetary gear of gear wheel, pinion scrolling bands central shaft on gear wheel rotates, install intermediate arm on center shaft and middle forward beam assembly along with central axis is together at vertical rotation in surface, its rotational angle is 0 ~ 360 degree.
3. the intermediate arm mechanism of jumbo according to claim 1, it is characterized in that, described middle forward beam assembly comprises: forward beam, compensating cylinder and propelling cylinder, forward beam is arranged on intermediate arm slide, is provided with compensating cylinder between forward beam and intermediate arm slide, under the effect of compensating cylinder, forward beam is movable on intermediate arm slide, forward beam slides and arranges rock body, be provided with propelling cylinder in the middle of forward beam, propelling cylinder is connected with rock body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520260637.4U CN204552605U (en) | 2015-04-27 | 2015-04-27 | A kind of intermediate arm mechanism of jumbo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520260637.4U CN204552605U (en) | 2015-04-27 | 2015-04-27 | A kind of intermediate arm mechanism of jumbo |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204552605U true CN204552605U (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520260637.4U Active CN204552605U (en) | 2015-04-27 | 2015-04-27 | A kind of intermediate arm mechanism of jumbo |
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| CN (1) | CN204552605U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538119A (en) * | 2018-12-29 | 2019-03-29 | 河北省安全生产监督管理局安全科学技术中心(河北省危险化学品登记注册办公室) | Short formula electric rock drilling trolley |
-
2015
- 2015-04-27 CN CN201520260637.4U patent/CN204552605U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538119A (en) * | 2018-12-29 | 2019-03-29 | 河北省安全生产监督管理局安全科学技术中心(河北省危险化学品登记注册办公室) | Short formula electric rock drilling trolley |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |