CN109854268A - A kind of rock tunnel(ling) machine can push type backbreak hob device and hobboing cutter method of adjustment - Google Patents
A kind of rock tunnel(ling) machine can push type backbreak hob device and hobboing cutter method of adjustment Download PDFInfo
- Publication number
- CN109854268A CN109854268A CN201910065030.3A CN201910065030A CN109854268A CN 109854268 A CN109854268 A CN 109854268A CN 201910065030 A CN201910065030 A CN 201910065030A CN 109854268 A CN109854268 A CN 109854268A
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- Prior art keywords
- hob
- movable passageway
- backbreak
- push type
- hob assembly
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- 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.)
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- 239000011435 rock Substances 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000010276 construction Methods 0.000 claims abstract description 25
- 239000010720 hydraulic oil Substances 0.000 claims description 14
- 238000005259 measurement Methods 0.000 claims description 3
- 230000007423 decrease Effects 0.000 abstract description 3
- 230000005641 tunneling Effects 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000000518 rheometry Methods 0.000 description 1
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses one kind can push type backbreak hob device, comprising: cutterhead load-carrying construction;Side support plate, side support plate are equipped with first driving device, and first driving device connects a side to bearing plate, and a movable passageway is formed between lateral bearing plate and load-carrying construction, and the extending direction of movable passageway is obliquely far from cutterhead load-carrying construction;Hob assembly is set in movable passageway;Second driving device, is connected with hob assembly, and to drive hob assembly to move in movable passageway, hob assembly is pushed out to target position.It conveniently and neatly can increase or decrease the amount of digging in rock tunnel(ling) machine tunneling process according to specific operating condition in construction, reduce card machine situation, easy to operate, at low cost.
Description
Technical field
The present invention relates to tunnel construction machinery technical fields, and in particular to a kind of rock tunnel(ling) machine can push type backbreak rolling
Knife system and hobboing cutter method of adjustment.
Background technique
During deep formation uses rock tunnel(ling) machine (TBM) tunneling construction, due to preservation high stress environment and enclose
The characteristics such as rock itself more weakness easily occur to squeeze large deformation and timeliness rheology in the case where excavating off-load and perturbation action, induce
TBM card machine failure.Under such special geologic condition, needs to expand TBM cutterhead and backbreak gap, to reduce TBM card machine risk.
Current existing cutterhead digs that mode relies primarily on girff structure, the modes such as adjustment of girff position are realized, not only the amount of digging tune
It is whole to be limited in scope, and there are operating process it is complicated, human cost is high the defects of.
Summary of the invention
In view of the deficiencies in the prior art, the present invention provide a kind of rock tunnel(ling) machine can push type backbreak hobboing cutter dress
It sets and hobboing cutter method of adjustment, control is adjusted flexibly with realize overbreakage.
To reach the purpose, in a first aspect, the present invention provide one kind can push type backbreak hob device, comprising:
Cutterhead load-carrying construction;
Side support plate, the side support plate are equipped with first driving device, and the first driving device connects a side to holding
Pressing plate, and a movable passageway, and the extension side of the movable passageway are formed between the lateral bearing plate and the load-carrying construction
To for obliquely far from the cutterhead load-carrying construction;
Hob assembly is set in the movable passageway;
Second driving device is connected with the hob assembly, to drive the hob assembly to move in movable passageway,
The hob assembly is pushed out to target position.
Further, the movable passageway is made of the region between the tool apron slideway being oppositely arranged, and the side tool apron is sliding
Slot is fixedly connected with cutterhead load-carrying construction, and the other side tool apron slideway is fixedly connected with lateral bearing plate, the hob assembly
It is slidably connected with the tool apron slideway.
Further, the first driving device includes the first hydraulic servo device, and second driving device includes the
Two hydraulic servo devices, first hydraulic servo device and the second hydraulic servo device pass through hydraulic oil pipe and hydraulic oil pump
Connection, the hydraulic oil pump are fixed on cutterhead load-carrying construction.
Further, first hydraulic servo device is connect by the first hydraulic telescopic rod with lateral bearing plate;It is described
Second hydraulic servo device is connect by the second hydraulic telescopic rod with hob assembly.
Further, second hydraulic servo device and stroke measuring device are electrically connected.
Further, the tool apron slideway both ends are equipped with limit raised line.
Further, second hydraulic telescopic rod is connect by force transmitting board with hob assembly.
Second aspect, the present invention provide a kind of rock tunnel(ling) machine, the rock tunnel(ling) machine include it is above-mentioned can push type backbreak
Hob device.
The third aspect, the present invention provide a kind of hobboing cutter method of adjustment of rock tunnel(ling) machine, comprising:
Manipulating first driving device drives lateral bearing plate to the movement of movable passageway lateral direction, then manipulates the second driving dress
It sets and hob assembly is driven to be moved in movable passageway to carry out position adjusting to hob assembly, then manipulate first driving device band
It is mobile with clamping hob assembly to movable passageway interior direction to move lateral bearing plate;The extending direction of the movable passageway is inclination
Ground is far from the cutterhead load-carrying construction.
Further, it in the step that the second driving device of the manipulation drives hob assembly to move in movable passageway, adopts
Moving distance real-time measurement is carried out with stroke measuring device, the stroke measuring device is displacement sensor or laser range finder.
Compared with prior art, the beneficial effects of the present invention are:
Inclined movable passageway is set, hob assembly position is adjusted and fixed in real time using hydraulic servo device,
It can be convenient and neatly increase or decrease the amount of digging in TBM tunnel excavating process according to specific operating condition, efficiently reduce card
Machine situation occurs, and improves digging efficiency, and easy to operate;The release stroke threshold value of hob assembly can be according to geological prospecting early period knot
Fruit is designed in advance, so that meeting maximum needed for engineering releases path increment;Present apparatus simple structure, parts machining used is easy,
Can be realized overbreakage is adjusted flexibly control, and further decreases operation difficulty and human cost.
Detailed description of the invention
Fig. 1 be in the embodiment of the present invention can push type backbreak hob device overall structure diagram;
Fig. 2 is tool apron slideway front view and sectional view in the embodiment of the present invention;
Fig. 3 be in the embodiment of the present invention can push type backbreak hobboing cutter working state schematic representation.
In figure: 1, cutterhead load-carrying construction;11, movable passageway;2, side support plate;201, the first hydraulic servo device;220,
Tool apron slideway;221, raised line is limited;3, hob assembly;401, the second hydraulic servo device;5, hydraulic oil pump;6, lateral pressure-bearing
Plate;71, the first hydraulic telescopic rod;72, the second hydraulic telescopic rod;8, hydraulic oil pipe;9, force transmitting board.
Specific embodiment
In the description of the present invention, it is to be understood that, term " center ", " transverse direction ", "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.In addition, art
Language " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicate institute
The quantity of the technical characteristic of instruction." first " is defined as a result, the feature of " second " can explicitly or implicitly include one
Or more this feature.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In addition, term " includes " and its any deformation, it is intended that cover and non-exclusive include.
It is shown in Figure 1, the embodiment of the present invention provide one kind can push type backbreak hob device, comprising:
Cutterhead load-carrying construction 1;Side support plate 2, side support plate 2 are equipped with first driving device, first driving device connection
One side forms a movable passageway 11, and the extension of movable passageway 11 to bearing plate 6, and between lateral bearing plate 6 and load-carrying construction 1
Direction is obliquely far from cutterhead load-carrying construction 1;Hob assembly 3 is set in movable passageway 11;Second driving device, with
Hob assembly 3 is connected, and to drive hob assembly 3 to move in movable passageway 11, hob assembly 3 is pushed out to target position.
Further, movable passageway 11 is made of the region between the tool apron slideway 220 being oppositely arranged, side tool apron slideway
220 are fixedly connected with cutterhead load-carrying construction 1, and other side tool apron slideway 220 is fixedly connected with lateral bearing plate 6, hob assembly 3 with
Tool apron slideway 220 is slidably connected.
Further, first driving device includes the first hydraulic servo device 201, and the second driving device includes second hydraulic
Servomechanism installation 401, the first hydraulic servo device 201 and the second hydraulic servo device 401 pass through hydraulic oil pipe 8 and hydraulic oil pump
5 connections, hydraulic oil pump 5 are fixed on cutterhead load-carrying construction 1.
Further, the first hydraulic servo device 201 is connect by the first hydraulic telescopic rod 71 with lateral bearing plate 6;The
Two hydraulic servo devices 401 are connect by the second hydraulic telescopic rod 72 with hob assembly 3.
Preferably, the second hydraulic servo device 401 is electrically connected with stroke measuring device.
Preferably, 220 both ends of tool apron slideway are equipped with limit raised line 221.
Preferably, the second hydraulic telescopic rod 72 is connect by force transmitting board 9 with hob assembly 3.
The embodiment of the present invention also provides a kind of rock tunnel(ling) machine, the rock tunnel(ling) machine include it is above-mentioned can push type backbreak rolling
Knife system.
The embodiment of the present invention provides a kind of hobboing cutter method of adjustment of rock tunnel(ling) machine simultaneously, comprising:
Manipulating first driving device drives lateral bearing plate 6 to the movement of 11 lateral direction of movable passageway, then manipulates the second drive
The hob assembly 3 that dynamic device drives is moved in movable passageway 11 to carry out position adjusting to hob assembly 3, is then manipulated first and is driven
Dynamic device drives lateral bearing plate 6 mobile with clamping hob assembly 3 to 11 interior direction of movable passageway;The extension of movable passageway 11
Direction is obliquely far from cutterhead load-carrying construction 1.
As a preferred embodiment, the step that the second driving device of manipulation drives hob assembly 3 to move in movable passageway 11
In, moving distance real-time measurement is carried out using stroke measuring device, stroke measuring device is existing displacement sensor or laser
Rangefinder.
When TBM needs to adjust and backbreaks gap, by the second hydraulic servo device 401 to the release distance of hob assembly 3
It is adjusted, and is recorded in real time by the stroke measuring device that the second hydraulic servo device 401 connects and release distance, make overbreakage
Meet work requirements;Referring to attached drawing 1,2 it is found that 220 the right and left raised line inner wall distance d of tool apron slideway and tool apron lateral width one
It causes, 72 axis of launch direction and the second hydraulic telescopic rod of hob assembly 3 is limited by the right and left raised line of tool apron slideway 220
Direction is consistent, and it is pre- by geological prospecting result before constructing and analysis that about 220 both sides of tool apron slideway limit 221 inner wall distance L of raised line
First design determines, to control the release stroke threshold value of hob assembly 3;Referring to attached drawing 3 it is found that releasing apart from and releasing determining
After hob assembly 3, apply enough lateral forces to lateral bearing plate 6 using the first hydraulic servo device 201, thus to hobboing cutter group
Part 3 is fixed, and after hob assembly 3 adjusts and fixed work is completed, can realize that hobboing cutter of backbreaking backbreaks to country rock;The
Hydraulic oil used in one hydraulic servo device 201 and the second hydraulic servo device 401 passes through hydraulic oil pipe 8 by hydraulic oil pump 5
It provides.
The present invention is not limited to the above-described embodiments, for those skilled in the art, is not departing from
Under the premise of the principle of the invention, several improvements and modifications can also be made, these improvements and modifications are also considered as protection of the invention
Within the scope of.
Claims (10)
1. one kind can push type backbreak hob device characterized by comprising
Cutterhead load-carrying construction (1);
Side support plate (2), the side support plate (2) are equipped with first driving device, the first driving device connect a side to
Bearing plate (6), and a movable passageway (11) are formed between the lateral bearing plate (6) and the load-carrying construction (1), and the shifting
The extending direction of dynamic channel (11) is obliquely far from the cutterhead load-carrying construction (1);
Hob assembly (3) is set in the movable passageway (11);
Second driving device is connected with the hob assembly (3), to drive the hob assembly (3) in movable passageway (11)
The hob assembly (3) is pushed out to target position by interior movement.
2. one kind according to claim 1 can push type backbreak hob device, it is characterised in that:
The movable passageway (11) is made of the region between the tool apron slideway (220) being oppositely arranged, the side tool apron slideway
(220) it is fixedly connected with cutterhead load-carrying construction (1);
The other side tool apron slideway (220) is fixedly connected with lateral bearing plate (6), the hob assembly (3) and the tool apron
Sliding slot (220) is slidably connected.
3. one kind according to claim 1 can push type backbreak hob device, it is characterised in that: the first driving device
Including the first hydraulic servo device (201), second driving device includes the second hydraulic servo device (401), and described first
Hydraulic servo device (201) and the second hydraulic servo device (401) are connect by hydraulic oil pipe (8) with hydraulic oil pump (5), institute
Hydraulic oil pump (5) is stated to be fixed on cutterhead load-carrying construction (1).
4. one kind according to claim 3 can push type backbreak hob device, it is characterised in that:
First hydraulic servo device (201) is connect by the first hydraulic telescopic rod (71) with lateral bearing plate (6);
Second hydraulic servo device (401) is connect by the second hydraulic telescopic rod (72) with hob assembly (3).
5. one kind according to claim 3 can push type backbreak hob device, which is characterized in that second hydraulic servo
Device (401) and stroke measuring device are electrically connected.
6. one kind according to claim 2 can push type backbreak hob device, which is characterized in that the tool apron slideway
(220) both ends are equipped with limit raised line (221).
7. one kind according to claim 4 can push type backbreak hob device, which is characterized in that second hydraulically extensible
Bar (72) is connect by force transmitting board (9) with hob assembly (3).
8. a kind of rock tunnel(ling) machine, which is characterized in that the rock tunnel(ling) machine includes can described in claim 1 to 7 any one
Push type is backbreak hob device.
9. a kind of hobboing cutter method of adjustment of rock tunnel(ling) machine according to claim 8 characterized by comprising
Manipulating first driving device drives lateral bearing plate (6) to the movement of movable passageway (11) lateral direction, then manipulates the second drive
Dynamic device drives hob assembly (3) to move in movable passageway (11) to carry out position adjusting to hob assembly (3), then manipulates
First driving device drives lateral bearing plate (6) mobile with clamping hob assembly (3) to movable passageway (11) interior direction;It is described
The extending direction of movable passageway (11) is obliquely far from the cutterhead load-carrying construction (1).
10. a kind of hobboing cutter method of adjustment of rock tunnel(ling) machine according to claim 9, which is characterized in that the manipulation the
In the step that two driving devices drive hob assembly (3) to move in movable passageway (11), moved using stroke measuring device
It moves apart from real-time measurement.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910065030.3A CN109854268B (en) | 2019-01-23 | 2019-01-23 | Push-out type super-excavation hob device of tunnel boring machine and hob adjusting method |
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Application Number | Priority Date | Filing Date | Title |
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CN201910065030.3A CN109854268B (en) | 2019-01-23 | 2019-01-23 | Push-out type super-excavation hob device of tunnel boring machine and hob adjusting method |
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CN109854268A true CN109854268A (en) | 2019-06-07 |
CN109854268B CN109854268B (en) | 2024-03-15 |
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2019
- 2019-01-23 CN CN201910065030.3A patent/CN109854268B/en active Active
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