CN204266927U - Raise boring machine reaming cutterhead - Google Patents
Raise boring machine reaming cutterhead Download PDFInfo
- Publication number
- CN204266927U CN204266927U CN201420728311.5U CN201420728311U CN204266927U CN 204266927 U CN204266927 U CN 204266927U CN 201420728311 U CN201420728311 U CN 201420728311U CN 204266927 U CN204266927 U CN 204266927U
- Authority
- CN
- China
- Prior art keywords
- cutter head
- pull bar
- combination tool
- axle sleeve
- boring machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of raise boring machine reaming cutterhead, comprise pull bar, cutter head and combination tool block, pull bar is detachably assemblied in the longitudinal center of cutter head, and some groups of combination tool blocks are detachably assemblied in the surrounding of cutter head.Dismountable modular organization is all adopted to assemble between cutter head and combination tool block and pull bar, each parts can transport separately the traffic condition adapting to the various harshness in down-hole, each parts can be transported to separately after on work plane and assemble by cornish bit dish single piece, the diameter of reaming cutterhead can be done more, counter bore diameter is larger, make drilling well reaming one-time-reach-place, without the need to explosion after subdrilling, increase work efficiency, eliminate safe hidden trouble.Coordinated by spline and spline housing between pull bar and cutter head and transmit motion torque, between combination tool block and cutter head, be assembled with location structure, fully ensure that the functional performance that reaming cutterhead is stable.Pull bar and cutter head upper end are crimped by the elasticity conical surface and fully ensure being connected firmly of pull bar and cutter head, convenient disassembly.
Description
Technical field
The utility model relates to a kind of raise boring machine, is specifically related to a kind of reaming cutterhead of raise boring machine.
Background technology
Along with the scale gradually of China's underground mining mining industry; the developing demand of mine to major diameter, dark courtyard is increasing; by Mine haul conditionality; traditional integral formula reaming cutter head structure cannot be transported to work plane, thus cannot meet the requirement of vast mine user disposable Drilling major diameter courtyard.Most mine user can only adopt the mode of human-generated explosives brushing after Drilling minor diameter courtyard, the courtyard of this mode Drilling, its borehole wall out-of-flatness, surrounding rock stability are poor, and the more important thing is, the blasting fume produced in drilling process, falling rocks etc. all exist great potential safety hazard.
Meanwhile, traditional monolithic reaming cutter head structure cannot be dismantled, and needs integral replacing cutterhead, safeguard that use cost is high after pull bar or other parts damages.
Utility model content
It is the major diameter reaming cutterhead of detachable connection that the purpose of this utility model is to provide between a kind of each parts, and each parts can be changed separately, transport separately, applied widely, maintenance cost is low.
The utility model discloses a kind of raise boring machine reaming cutterhead, comprise pull bar, cutter head and combination tool block, pull bar is removably connected to the longitudinal center of cutter head, and some groups of combination tool blocks are removably connected to the surrounding of cutter head.
The lower end outer wall of described pull bar has spline, and supporting on it have pull bar tapered sleeve.
Described cutter head is case type rectangular box, and there is the axle sleeve for assembling described pull bar in its longitudinal center, and the lower end of axle sleeve is the spline housing mated with pull bar lower end spline, and the upper end of axle sleeve centre bore is taper hole.Axle sleeve is up passed from the lower end of axle sleeve in the upper end of pull bar, is fixed is integrated in the taper hole of the conical surface insertion axle sleeve upper end of described pull bar tapered sleeve by mounting screw and axle sleeve.The spline of pull bar lower end coordinates with the spline housing of axle sleeve lower end; The each vertical side plate of cutter head all offers square opening.
Described combination tool block has four groups, often organize the bed plate that combination tool block comprises fixing hobboing cutter and the riser be connected on the downside of bed plate, be connected with reinforcement gusset between riser and bed plate, the cutter head connection side of riser is fixed with the square locating piece mated with described square opening.
The bed plate of described combination tool block and riser fit respectively the epipleural of described cutter head and vertical side plate fastening by mounting screw.
Dismountable modular organization is all adopted to assemble between cutter head of the present utility model and combination tool block and pull bar, each parts can be transported to separately after on work plane and assemble by cornish bit dish single piece, each parts can transport separately the traffic condition adapting to the various harshness in down-hole, also expand the diameter range of reaming cutterhead by the combination tool block module more renewed simultaneously, not only can realize larger counter bore diameter, make drilling well reaming one-time-reach-place, without the need to explosion after subdrilling, increase work efficiency, eliminate safe hidden trouble, simultaneously, the demand of user's many diameters reaming can also be met.
Coordinated by spline and spline housing between pull bar and cutter head and transmit motion torque, between combination tool block and cutter head, be assembled with location structure, fully ensure that the accurate location of combination tool block, thus ensure that best rock drilling track.Pull bar and cutter head upper end are crimped by the elasticity conical surface and ensure that being connected firmly of pull bar and cutter head, convenient disassembly fully.
In a word, said structure of the present utility model both achieved Fast Installation, had adapted to again various tunnels traffic condition, also realized the instructions for use of user to different counter bore diameter by different combination tool block modules.When needing repairing, only corresponding parts need be pulled down and change, without the need to by cutterhead integral replacing, greatly save maintenance cost.
Accompanying drawing explanation
Fig. 1 is the perspective view of the utility model preferred embodiment.
Fig. 2 is the detonation configuration schematic diagram of Fig. 1.
Fig. 3 is the cross-sectional schematic of cutter head in Fig. 2.
Fig. 4 be in Fig. 2 pull bar tapered sleeve analyse and observe enlarged diagram.
Detailed description of the invention
Preferred embodiment, as shown in Figure 1, the utility model discloses a kind of raise boring machine reaming cutterhead, comprise pull bar 1, cutter head 2 and combination tool block 3, pull bar 1 is connected to the longitudinal center of cutter head 2 by mounting screw, and four groups of combination tool blocks 3 are connected to the surrounding of cutter head 1 by mounting screw.
As shown in Figures 2 to 4, the outer wall of pull bar 1 has spline 11, and supporting on it have pull bar tapered sleeve 12.Cutter head 2 is case type rectangular box, and there is the axle sleeve 21 for assembling pull bar 1 in its longitudinal center, and the lower end of axle sleeve 21 is the spline housing 22 mated with pull bar 1 lower end spline 11, and the upper end of axle sleeve 21 centre bore is taper hole.The upper end of pull bar 1, through axle sleeve 21, is fixed by mounting screw and axle sleeve 21 in the taper hole of conical surface insertion axle sleeve 21 upper end of pull bar tapered sleeve 12 and is integrated.The spline 11 of pull bar 1 lower end coordinates transmitting torque with the spline housing 22 of axle sleeve 21 lower end.The each vertical side plate of cutter head 2 all offers square opening 23.The bed plate 32 that combination tool block 3 comprises fixing hobboing cutter 31 and the riser 33 be connected on the downside of bed plate 32, be connected with between riser 33 and bed plate 32 and strengthen gusset 34, the cutter head connection side of riser 33 is fixed with the square locating piece 35 mated with square opening 23.Bed plate 32 and riser 33 fit respectively the epipleural of cutter head 2 and vertical side plate fastening by mounting screw.
During installation, first pull bar is passed from the bottom up the centre bore of cutter head axle sleeve, the spline of its lower end and axle sleeve lower end spline housing are worked good, then by mounting screw and pull bar tapered sleeve, pull bar and cutter head is fixed and is integrated; Then the square locating piece on each combination tool block is aimed at the square opening orientation assemble of cutter head side, by mounting screw, the bed plate of combination tool block and riser are fastenedly connected with the epipleural of cutter head and vertical side plate respectively again, just complete the assembling of whole reaming cutterhead.
During use, be threaded connection by the drilling rod of pull bar and raise boring machine, whole drilling system transmits the moment of torsion required for reaming cutterhead by the spline joint between pull bar and cutter head.
Dismountable modular organization is all adopted to assemble between cutter head and combination tool block and pull bar, each parts can be transported to separately after on work plane and assemble by cornish bit dish single piece, each parts can transport separately the traffic condition adapting to the various harshness in down-hole, also expand the diameter range of reaming cutterhead by the combination tool block module more renewed simultaneously, not only can realize larger counter bore diameter, make drilling well reaming one-time-reach-place, without the need to explosion after subdrilling, increase work efficiency, eliminate safe hidden trouble, meanwhile, the demand of user's many diameters reaming can also be met.
Coordinated by spline and spline housing between pull bar and cutter head and transmit motion torque, between combination tool block and cutter head, be assembled with location structure, fully ensure that the accurate location of combination tool block, thus ensure that best rock drilling track.Pull bar and cutter head upper end are crimped by the elasticity conical surface and ensure that being connected firmly of pull bar and cutter head, convenient disassembly fully.
Said structure of the present utility model both achieved Fast Installation, had adapted to again various tunnels traffic condition, also realized the instructions for use of user to different counter bore diameter by different combination tool block modules.When needing repairing, only corresponding parts need be pulled down and change, without the need to by cutterhead integral replacing, greatly save maintenance cost.The utility model is particularly useful for the major diameter reaming drilling system of raise boring machine.
Claims (5)
1. a raise boring machine reaming cutterhead, is characterized in that: it comprises pull bar, cutter head and combination tool block, and pull bar is removably connected to the longitudinal center of cutter head, and some groups of combination tool blocks are removably connected to the surrounding of cutter head.
2. raise boring machine reaming cutterhead as claimed in claim 1, it is characterized in that: the lower end outer wall of described pull bar has spline, supporting on it have pull bar tapered sleeve.
3. raise boring machine reaming cutterhead as claimed in claim 2, it is characterized in that: described cutter head is case type rectangular box, there is the axle sleeve for assembling described pull bar in its longitudinal center, the lower end of axle sleeve is the spline housing mated with pull bar lower end spline, the upper end of axle sleeve centre bore is taper hole, axle sleeve is up passed from the lower end of axle sleeve in the upper end of pull bar, be fixed by mounting screw and axle sleeve in the taper hole of the conical surface insertion axle sleeve upper end of described pull bar tapered sleeve and be integrated, the spline of pull bar lower end coordinates with the spline housing of axle sleeve lower end; The surrounding of cutter head is stood on side plate and is all offered square opening.
4. raise boring machine reaming cutterhead as claimed in claim 3, it is characterized in that: described combination tool block has four groups, often organize the bed plate that combination tool block comprises fixing hobboing cutter and the riser be connected on the downside of bed plate, be connected with reinforcement gusset between riser and bed plate, the cutter head connection side of riser is fixed with the square locating piece mated with described square opening.
5. raise boring machine reaming cutterhead as claimed in claim 4, is characterized in that: the bed plate of described combination tool block and riser fit respectively the epipleural of described cutter head and vertical side plate fastening by mounting screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420728311.5U CN204266927U (en) | 2014-11-28 | 2014-11-28 | Raise boring machine reaming cutterhead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420728311.5U CN204266927U (en) | 2014-11-28 | 2014-11-28 | Raise boring machine reaming cutterhead |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204266927U true CN204266927U (en) | 2015-04-15 |
Family
ID=52801799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420728311.5U Expired - Fee Related CN204266927U (en) | 2014-11-28 | 2014-11-28 | Raise boring machine reaming cutterhead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204266927U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106761431A (en) * | 2017-01-11 | 2017-05-31 | 四川金占机械制造有限责任公司 | A kind of anti-well rock stratum inserted tooth hob drill bit |
| CN106761430A (en) * | 2017-01-11 | 2017-05-31 | 四川金占机械制造有限责任公司 | A kind of rock drilling inserted tooth hob drill bit |
| CN107905723A (en) * | 2017-11-14 | 2018-04-13 | 江苏和信石油机械有限公司 | A kind of anti-well drilling machine with rotary knife base |
| CN107905724A (en) * | 2017-11-14 | 2018-04-13 | 江苏和信石油机械有限公司 | A kind of hobboing cutter splits the anti-well drilling machine of type that gathers |
| CN113914777A (en) * | 2021-10-14 | 2022-01-11 | 中铁工程装备集团有限公司 | Raise boring machine with synchronous digging and supporting and construction method thereof |
| CN113914778A (en) * | 2021-10-31 | 2022-01-11 | 国家石油天然气管网集团有限公司 | Reamer with replaceable reaming size |
-
2014
- 2014-11-28 CN CN201420728311.5U patent/CN204266927U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106761431A (en) * | 2017-01-11 | 2017-05-31 | 四川金占机械制造有限责任公司 | A kind of anti-well rock stratum inserted tooth hob drill bit |
| CN106761430A (en) * | 2017-01-11 | 2017-05-31 | 四川金占机械制造有限责任公司 | A kind of rock drilling inserted tooth hob drill bit |
| CN106761431B (en) * | 2017-01-11 | 2018-10-12 | 四川金占机械制造有限责任公司 | A kind of anti-well rock stratum inserted tooth hob drill bit |
| CN107905723A (en) * | 2017-11-14 | 2018-04-13 | 江苏和信石油机械有限公司 | A kind of anti-well drilling machine with rotary knife base |
| CN107905724A (en) * | 2017-11-14 | 2018-04-13 | 江苏和信石油机械有限公司 | A kind of hobboing cutter splits the anti-well drilling machine of type that gathers |
| CN113914777A (en) * | 2021-10-14 | 2022-01-11 | 中铁工程装备集团有限公司 | Raise boring machine with synchronous digging and supporting and construction method thereof |
| CN113914777B (en) * | 2021-10-14 | 2024-02-06 | 中铁工程装备集团有限公司 | Drilling and supporting synchronous well reversing drilling machine and construction method thereof |
| CN113914778A (en) * | 2021-10-31 | 2022-01-11 | 国家石油天然气管网集团有限公司 | Reamer with replaceable reaming size |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20151128 |