CN101672184B - Rice character type structure arrangement method of hobs of full section rock digging machine - Google Patents
Rice character type structure arrangement method of hobs of full section rock digging machine Download PDFInfo
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- CN101672184B CN101672184B CN 200910187788 CN200910187788A CN101672184B CN 101672184 B CN101672184 B CN 101672184B CN 200910187788 CN200910187788 CN 200910187788 CN 200910187788 A CN200910187788 A CN 200910187788A CN 101672184 B CN101672184 B CN 101672184B
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Abstract
The invention discloses a rice character type structure arrangement method of hobs of a full section rock digging machine, belonging to the design field of a cutter disk of the full section rock digging machine. Geologic parameters and digging parameters are confirmed according to a geologic report of tunnel engineering, wherein the parameters comprise rock unconfined shear strength, rock uniaxial compressive strength Sigma, rock brazilian tensile strength Sigma Tau, rock stability, digging speed and cutter disk rotate speed. An automatic solve model of the arrangement problem of the hobs on the cutter disk is built, so as to confirm the arrangement position of the positive hobs and the edge hobs with the rice character type arrangement method and a synergetic evolution method. When the hobs are arranged on the faceplate type cutter disk, the technical performance index needs to be met comprises side force to the cutter disk, the overturning moment, interfere area, and the quantity and the mass center of non-order cock fragmentation of the adjoining hobs. The method can fast and effectively confirm the arrangement position of the cutter on the cutter disk, prolong the service lifeof the cutter disk of the digging machine, the cutter and the large bearing of the cutter disk, reduce the shake and the noise of the digging machine, and improve the digging efficiency of the cutterdisk.
Description
Technical field
The invention belongs to full face rock tunnel boring machine cutterhead design field, the multiple technologies when considering the hobboing cutter layout design require and the requirement of cutterhead fabrication technology, particularly a kind of full face rock tunnel boring machine hobboing cutter rice font method for arranging.
Background technology
Full face rock tunnel boring machine (TBM) is a kind of large-scale special engineering machinery of tunnel piercing, is widely used in subway, railway, highway, municipal administration, Hydroelectric tunnel engineering, involves great expense.Wherein the layout design of hobboing cutter on cutterhead is the core technology of development machine design, reasonably cutter is arranged improving cutterhead Denver Nuggets performance, cutter life and the large bearing life of cutterhead, alleviate the development machine vibrations, reduction noise etc. has very important effect, if it is unreasonable that cutter is arranged, can cause the development machine vibration noise excessive, the cutterhead discontinuity causes the disastrous effect of the large bearing premature failure of cutter and cutterhead.
When arranging the broken rock driving of cutter on the TBM cutterhead, also need reasonable Arrangement scraper bowl, hole for water spraying, deslagging opening, people's hole path etc., the hobboing cutter layout design will be taken into account the stressed installation of cutter, the rock quarrel circulates, is convenient to install the composite factors such as water pipe, hobboing cutter arranges it is the most important technological means of optimizing the development machine performance, due to the complex geological conditions condition be subject to harsher constraint, make the hobboing cutter layout design more difficult also more important, determine development machine construction success or not.In Crane sesame construction of tunnel as Singapore's deep layer tunnel drainage; it is more serious than expectation that in frequent changeable and mining process due to geological conditions, longer distance is mixed the existence of excavating the interface; cause hobboing cutter tool serious wear, downtime long; arrange (comprise and reduce hobboing cutter quantity, expansion cutter spacing) through remodifying hobboing cutter; make tool abrasion reduce by 8.5%, the machinery utilization rate increases more than 1 times.
The research of arranging about the cutter of TBM cutterhead, abroad in document, how to have studied theoretically development machine hobboing cutter construction parameter model, mainly comprise single factor forecast model, Comprehensive Model (CSM model and NTNU model), above-mentioned model the relation of hobboing cutter between the stressed and construction parameter on cutterhead, and do not relate to the fix a cutting tool research of layout design method of cutterhead.At home, China Patent No.: 200320122509.0, patent name is: " compound shield ", this patent readme is: " the utility model compound shield; ..., intersect on the card panel and be equipped with 22 17 inches back loading type hobboing cutters and dual-pilot cutter, install unevenly 24 removable scraper two former both sides; inlay the limit cutter that is formed by the wear-resistant cutter of carbide alloy on the cutterhead outer rim, on the radially position of cutterhead disk body forward position outer rim, the cutter of following an example is housed ".China Patent No.: 00223171.9, patent name is: " Multifunctional full-section tunnel shield machine ", this patent readme is: " for reaching the full section rock drilling in tunnel purpose; the head plane is divided into 26 layers; amount to 80 cover rock drilling equipments; upper layout of first floor (being head maximum size), 15 cover rock drilling equipments are installed; the second layer is arranged 10 cover rock drilling equipments are installed; the 3rd layer is 6 covers, the 26th layer is 1 cover, every interlayer all adopts intersection diminishing method distributing installation, and its advantage is that the full section rock drilling of enforcement is effective, and the large hammer drill in locus is installed well., on the head plane distribution and the rock drilling of kerf cutter similar, it is that the head plane is divided into 7 layers, arrange 22 cover hobboing cutters, arrange for the 1st layer 6 cover kerf cutters, the 2nd layer of 6 cover are installed, the 3rd layer of 4 cover ... the 7th layer of 1 cover is also to adopt intersection to successively decrease to arrange installation ".Above-mentioned domestic patent " compound shield " and " Multifunctional full-section tunnel shield machine " have only provided the quantity that the definite hobboing cutter of shield machine is arranged, the method of undeclared how to confirm cutter particular location on cutterhead, how research does not carry out for different rock geology conditions and construction parameter the automation layout design method that cutterhead is fixed a cutting tool.China Patent No.: 200910076488.5, patent name is: " positive hobboing cutter and the balancing arrangement method of transition hobboing cutter on cutterhead ", this patent readme is: " the invention belongs to complete-section tunnel boring machine (full face rock tunnel boring machine and shield structure) cutterhead design technical field, particularly positive hobboing cutter and the balancing arrangement method of transition hobboing cutter on cutterhead.Described method is drawn helix by setting up subsidiary equation, and at the default locus circle intersection point of helix and each disk cutter, disk cutter is installed in a certain order., reliability and the operation life-span of the work of raising complete-section tunnel boring machine." this patent only provided the rule that should follow that positive hobboing cutter and limit hobboing cutter are arranged; but do not consider the various technical requirementss that hobboing cutter is arranged when arranging; as slag notch on cutterhead require, distinguish requires and the manhole requirement, also do not provide the Automation Design method of how determining the hobboing cutter position according to this rule simultaneously.
In sum, the research that Chinese scholars is fixed a cutting tool aspect type selecting at rock breaking mechanism, development machine cutterhead Force Calculation and development machine cutterhead has obtained some Preliminary Study Results, carries out but yet there are no from the layout optimization angle the Automation Design method research that cutter rice font is arranged.
Summary of the invention
The objective of the invention is to require and make matching requirements for the complex technology of lithostratigraphy condition complicated and changeable and cutterhead design manufacturing, provide a kind of meter font layout design method to determine the installation site of cutter on cutterhead.
The technical scheme that content of the present invention adopts: a kind of full face rock tunnel boring machine hobboing cutter rice font layout design is divided into the following steps and carries out:
(1) according to the geologic report of seepage tunnel engineering, determine geologic parameter and construction boring parameter; Geologic parameter comprises: rock unconfined shear strength τ, rock uniaxiality strength σ, the Brazilian tensile strength sigma of rock
τ, surrounding rock stability; The construction boring parameter comprises: driving speed, cutterhead rotating speed; If geologic report can not provide needed geologic parameter, need to carry out the country rock geological sampling, carry out Rock Under Uniaxial Compression resistance to compression tension and test to obtain relevant geologic parameter;
When (2) dise knife is arranged, cutterhead overall technology performance indications be need to satisfy on board wheel, lateral force, overturning moment, intervene area, adjacent hobboing cutter non-broken rock quantity and barycenter in turn that cutterhead is subject to comprised; Lateral force is less than 5KN, and overturning moment is less than 50KN.m, and intervene area equals 0, and adjacent hobboing cutter can not be at same position angle in placement process, and centroid position numerical value is less than or equal to 3mm;
(3) establishing cutter diameter is D, determines that the quantity of rice font structure branch line is q, D≤q≤α D wherein, and α is amplification coefficient, gets 1≤α≤6, and α numerical value increases with cutter diameter and reduces; Rice font structure branch line is take the cutter rotary center as starting point, every
Angle draws q bar ray, and label is 1～q counterclockwise respectively;
(4) determine a rice font structure layout area: establish the utmost point of first limit hobboing cutter through being ρ
t, take the cutter rotary center as the center of circle, radius is ρ
tDraw a circle, determine that the circle inner region is positive hobboing cutter rice font structure layout area, the annular region to the cutterhead edge beyond this circle is that limit hobboing cutter random arrangement is regional;
The layout quantity of (5) establishing on cutterhead positive hobboing cutter is n
1, layout angle is poor in turn is θ for adjacent positive hobboing cutter
d, take the cutter rotary center as starting point, each positive hobboing cutter on cutterhead the utmost point through ρ
tBe radius, draw n
1Individual concentric circles, each concentric circles and q bar ray intersect at q intersection point, and this q intersection point is the selectable layout reference point of positive hobboing cutter, and the set note of all reference points is L, L={L
1..., L
q; To n
1Individual positive hobboing cutter carries out meter font structure to be arranged, the structure subsidiary equation:
Wherein k is the sequence number k={1 of positive hobboing cutter ..., n
1, θ
kBe k the position angle of positive hobboing cutter, when k was odd number, k found the solution positive hobboing cutter position and obtains according to subsidiary equation; When k was even number, k was positive hobboing cutter angular position theta
k=θ
k-1+ π.Make simultaneously the position angle of positive hobboing cutter satisfy in placement process | θ
k-θ
k-1| 〉=θ
dWith | θ
k+1-θ
k| 〉=θ
d
(6) according to tunnel geology condition, construction requirement, cutterhead overall technology performance requirement and rice font structure, set up the automation solving model of hobboing cutter Layout Problem on cutterhead;
(7) former hobboing cutter Layout Problem is decomposed into positive hobboing cutter and arranges subproblem and limit hobboing cutter layout subproblem, adopt Shuangzi problem Cooperative Evolutionary to determine the position of all limit hobboing cutters.
According to tunnel geology condition, construction requirement, cutterhead overall technology performance requirement and assembly technology requirement, set up the automation solving model of hobboing cutter Layout Problem on cutterhead in described step (5).
Ask hobboing cutter layout design scheme X ∈ R on cutterhead
3n
Constraints is:
1) do not interfere requirement:
2) adjacent hobboing cutter broken rock requirement in turn:
3) barycenter distributes and requires:
g
4(X，U
I)＝|x
m-x
e|-δx
e≤0
g
5(X，U
I)＝|y
m-y
e|-δy
e≤0
4) cutterhead manhole, slag notch require:
In formula, f
1(X) the lateral force F that is subject to for cutterhead
s, namely these power formation joints are the plane concurrent force system at cutter rotary center.f
2(X) the carrier inertial force F that moves for hobboing cutter
e, direction is along the normal direction of hobboing cutter locus circle and be intersected in the centre of gyration of cutterhead, consists of the plane concurrent force system, f
3(X) the vertical force F that is subject to for all hobboing cutters
vResultant moment M to cutterhead centre of gyration o generation
v, Δ V
ijExpression hobboing cutter Cut
i, Cut
jThe interference volume, S
ijBe adjacent two hobboing cutter Cut
i, Cut
jThe cutter spacing, the machete spacing that [S] can fractured rock allows for hobboing cutter, (x
m, y
m) be the actual value of all hobboing cutter centroid positions on cutterhead, (x
e, y
e) be the desired value of the overall centroid position of cutterhead, (δ x
e, δ y
e) be the allowable value of the overall centroid position error of cutterhead;
Represent that on manhole on each hobboing cutter and cutterhead and cutterhead, scum hole does not conflict mutually.
Arrange multimodal, discontinuous, non-linear, the multiobject characteristics of automation solving model according to hobboing cutter, adopt Cooperative Evolutionary to find the solution; A columniform arrangement space is arranged on cutter head structure, arrange different cutters according to function in arrangement space, cutter according to type can be divided into central hob, positive hobboing cutter, limit hobboing cutter, all kinds of cutters are different according to functional structure, and the Force Calculation mode is also different, carry out the coevolution subproblem according to the function of cutter and decompose, difference according to tool category, be divided into two sub-problems, first subproblem is that positive hobboing cutter is arranged subproblem, and the second sub-problems is that the limit hobboing cutter is arranged subproblem; In first subproblem, positive hobboing cutter position is determined by the rice font structure, and give a sub-group to the second sub-problems, two sub-groups carry out Cooperative Solving, obtain hobboing cutter position, limit.
Effect of the present invention be according to cutterhead overall technology performance requirement and assembly technology requirement, cutterhead carry outward, the geological conditions of construction requirement, rock conditions, seepage tunnel engineering, the positive hobboing cutter layout rules of rice font is proposed, set up hobboing cutter and arrange the automation solving model, classify according to the hobboing cutter type, each class hobboing cutter is arranged subproblem as one, a plurality of layout subproblems are collaborative to be designed, and adopts Cooperative Evolutionary Algorithm to find the solution.Compare with traditional Empirical Design, the invention provides a kind of all-section rock tunneling machine cutter rice font layout design method of automation, can determine fast and effectively the optimization position of cutter on cutterhead, the external force and the moment of face that make cutterhead be subject to are very little, avoid the large bearing abnormal damage of cutter, cutterhead and cutterhead, thereby extend development machine cutterhead, cutter and the large bearing life of cutterhead, alleviate the development machine vibrations, reduce noise, make simultaneously adjacent hobboing cutter all have certain free face and carry out high efficiency fractured rock, improve the cutterhead drivage efficiency.
Description of drawings
Fig. 1 is cutter rice font structure layout area and arrangement schematic diagram, wherein 1,2 ..., q is rice font structure branch sequence number, i-1, i, i+1 represent arbitrary neighborhood 3 positive hobboing cutters;
Fig. 2 represents hobboing cutter preferred arrangement scheme schematic diagram, and wherein, 1 is the limit hobboing cutter, and 2 is manhole, and 3 is slag notch, hobboing cutter centered by 4, and 5 is positive hobboing cutter;
The specific embodiment
describe enforcement of the present invention in detail with technical scheme by reference to the accompanying drawings, the present invention carries out hobboing cutter layout design on cutter head of shield machine as an example of certain seepage tunnel engineering example, arrange 51 hobboing cutter on board wheel, known conditions is as follows: 1. geologic parameter: geology section rock is mainly take migmatitic granite (mixgranite) as main, rock unconfined shear strength τ=5～8 (MPa), rock uniaxiality strength σ=50～80 (MPa), 2. development machine cutterhead basic parameter: the radius R=4.015m of cutterhead, the rotational speed omega of cutterhead=6 (r/min)=0.6283rad/s, mass M=the 200kg of each disk cutter, diameter D=19 inch=483mm, cutting-in h=10mm, cutter basil α=2.09434rad.Center cutter n
1=8, limit cutter n
2=10, positive cutter n
3=33, require as follows to the solid cutter placement technique: the desired value (x of the overall centroid position of cutterhead
e=0mm, y
e=0mm), allowable value (the δ x of the overall centroid position error of cutterhead
e=5mm, δ y
e=5mm).
Before carrying out the hobboing cutter layout, at first to determine cutterhead manhole and scum hole quantity and position, according to the engineering requirement, 4 manholes are set above cutterhead, the radius of manhole is 200mm, and the position in people hole is shown in Table 2, and scraper and slag notch adopt the mode that is arranged symmetrically with, arrange altogether 4 pairs of slag notches, scraper and slag notch position are shown in Table 3.Hobboing cutter utmost point footpath numerical value is shown in Table 1.
Table 1 hobboing cutter utmost point footpath number list
Hobboing cutter arranges that unreasonable meeting causes cutterhead to be subject to larger radial load and overturning moment, can reduce cutter spindle and hold the application life of cutterhead disk body, therefore when the hobboing cutter Layout Design, need cutterhead radial load (perpendicular with the cutter rotary axis) as much as possible little; The stressed balance as far as possible of cutterhead, overturning moment is as far as possible little; Treat not interfere and do not exceed between the cloth hobboing cutter arrangement space of cutterhead; The barycenter of overall cutter approaches or is positioned at the cutter rotary center, to avoid producing additional moment, makes cutterhead uniform rotation as much as possible; Adjacent hobboing cutter makes each hobboing cutter can have certain broken rock space when arranging on the cutterhead plane; Also should consider the requirement such as deslagging opening, people's hole path on cutterhead when hobboing cutter is arranged, avoid conflicting with them when making hobboing cutter arrange.
The hobboing cutter layout is general main is the layout of considering positive hobboing cutter and limit hobboing cutter, provide a meter font structure placement policies based on the present invention, at first determine rice font structure numbers of branches, cutter diameter is D=8m, and 1≤α≤6, according to formula D≤q≤α D, on cutterhead, rice font structure numbers of branches scope is 8≤q≤48, because this cutterhead is medium-scale cutterhead, therefore set q=20.The angle that differs of adjacent two branches is
Take the cutter rotary center as starting point, every
Angle draws 20 rays, and label is 1～20 counterclockwise respectively, sees shown in accompanying drawing 1 and accompanying drawing 2.
Can be learnt by table 1, the utmost point of first limit hobboing cutter is through being ρ
t=3646mm, take the cutter rotary center as the center of circle, radius is that 3646mm draws a circle, determines that the circle inner region is hobboing cutter rice font structure layout area, the annular region to the cutterhead edge beyond this circle is hobboing cutter random row layout area;
On cutterhead, the layout quantity of positive hobboing cutter is n
1=33, layout angle is poor in turn is θ for adjacent hobboing cutter
d=54, take the cutter rotary center as starting point, each positive hobboing cutter on cutterhead the utmost point through ρ
tBe radius, draw 33 concentric circles, each concentric circles and 20 rays intersect at 20 intersection points, and these 20 intersection points are the selectable layout reference point of positive hobboing cutter, and note is L={L
1..., L
20; To 33 positive hobboing cutters according to subsidiary equation
Carrying out meter font structure arranges, as shown in Figure 2, the positive hobboing cutter of the first is arranged in first concentric circles and the 1st branch intersection, second hobboing cutter and first hobboing cutter are arranged symmetrically with, therefore be arranged in second concentric circles and Sub_clause 11 branch intersection, by that analogy, finally determine the position of all positive hobboing cutters.
And then, positive hobboing cutter is divided into one group, the limit hobboing cutter is divided into another group, and gives an evolution colony, adopt Cooperative Evolutionary Algorithm to carry out automation and find the solution and obtain the position that the limit hobboing cutter is arranged.Every technical performance result of calculation contrast of finding the solution the cutterhead preferred arrangement scheme that obtains and former hobboing cutter arrangement is shown in Table 4.Under different operating modes, the cutterhead intensity and toughness parameter of preferred arrangement scheme and former arrangement is as shown in table 5.
The position in table 2 people hole
The size of table 3 scraper and slag notch and position
The performance indications of table 4 optimal location scheme
Annotate: in table on the non-quantitaes of hobboing cutter in turn cutterhead all adjacent hobboing cutters do not satisfy the quantity that position angle requires
Take the full face rock tunnel boring machine cutterhead Layout Problem of certain construction of tunnel as example, adopt hobboing cutter arrangement and the former arrangement that rice font structure method for arranging that the present invention provides obtains to compare, based on table 4 data, be analyzed from following several respects:
(1) design object (comprising carrier inertial force, overturning moment and lateral force).By table 4 data as can be known, the optimal value of each design object component (carrier inertial force, overturning moment and lateral force) of the optimal location scheme of side's design gained of the present invention is better than the target value of former scheme.Than former design scheme, the lateral force of gained of the present invention and overturning moment have reduced by 99.9% and 88.3%,
(2) constraint satisfaction degree (amount of interference, barycenter deviation, broken rock and slag notch requirement in turn).As shown in Table 4, the amount of interference of the inventive method and former scheme, barycenter require all to satisfy.As can be seen from Figure 2, the scheme that draws of the present invention design and former scheme all satisfy hobboing cutter in turn broken rock require and the slag notch requirement.Above-mentioned contrast has shown that on the one hand the present invention can realize the Automation Design that the full face rock tunnel boring machine hobboing cutter is arranged fast, shortens the design cycle, draws the multiple hobboing cutter arrangement that meets the demands, and provides multiple choices to the project planner.
The cutterhead intensity and toughness parameter of preferred arrangement scheme and former arrangement under the different operating modes of table 5
As can be seen from Table 5, under nominal situation and under full-loading condition, the arrangement that the present invention's design obtains can make the distortion of cutterhead be more evenly distributed, and is more superior, and the arrangement that obtains such as the present invention's design makes the maximum deformation quantity of cutterhead only be 1.036mm; Equally under two kinds of operating modes, the arrangement that the present invention's design obtains can make the stress distribution of cutterhead more even, more superior, the arrangement that obtains such as the present invention's design makes the maximum local stress of cutterhead only be 66Mpa and 205Mpa, than former design scheme, reduced by 14.9%, satisfied the intensity and toughness requirement of cutterhead in this kind rock geology condition situation fully.
Claims (2)
1. full face rock tunnel boring machine hobboing cutter rice font method for arranging is characterized in that:
(1) according to the geologic report of seepage tunnel engineering, determine geologic parameter and construction boring parameter; Geologic parameter comprises: rock unconfined shear strength τ, rock uniaxiality strength σ, the Brazilian tensile strength sigma of rock
τ, surrounding rock stability; The construction boring parameter comprises: driving speed, cutterhead rotating speed; If geologic report can not provide needed geologic parameter, need to carry out the country rock geological sampling, carry out Rock Under Uniaxial Compression resistance to compression tension and test to obtain relevant geologic parameter;
When (2) dise knife is arranged, cutterhead overall technology performance indications be need to satisfy on board wheel, lateral force, carrier inertial force, overturning moment, intervene area, adjacent hobboing cutter non-broken rock quantity and barycenter in turn that cutterhead is subject to comprised;
(3) establishing cutter diameter is D, determines that the quantity of rice font rule branch line is q, D≤q≤α D wherein, and α is amplification coefficient, 1≤α≤6, α numerical value increases with cutter diameter and reduces; Rice font rule branch line is take the cutter rotary center as starting point, every
Angle draws q bar ray, and label is 1～q counterclockwise respectively, and cutter diameter is D=8m, and according to formula D≤q≤α D, on cutterhead, rice font numbers of branches scope is 8≤q≤48, because this cutterhead is medium-scale cutterhead, therefore sets q=20; The angle that differs of adjacent two branches is
Take the cutter rotary center as starting point, every
Angle draws 20 rays, and label is 1～20 counterclockwise respectively;
(4) determine a rice font layout area: establish the utmost point of first limit hobboing cutter through being ρ
t=3646mm, take the cutter rotary center as the center of circle, radius is that 3646mm draws a circle, determines that the circle inner region is hobboing cutter rice font layout area, the annular region to the cutterhead edge beyond this circle is that the hobboing cutter random arrangement is regional;
The layout quantity of (5) establishing on cutterhead positive hobboing cutter is n
1=33, layout angle is poor in turn is θ for adjacent positive hobboing cutter
d=54, take the cutter rotary center as starting point, each positive hobboing cutter on cutterhead the utmost point through ρ
tBe radius, draw 33 concentric circles, each concentric circles and q=20 bar ray intersect at 20 intersection points, and these 20 intersection points are the selectable layout reference point of positive hobboing cutter, and the set note of all reference points is L, L={L
1..., L
q; 33 positive hobboing cutters are carried out meter font arrange, the structure subsidiary equation:
Wherein k is the sequence number k={1 of positive hobboing cutter ..., n
l, θ
kBe k the position angle of positive hobboing cutter, when k was odd number, k found the solution positive hobboing cutter position and obtains according to subsidiary equation; When k was even number, k was positive hobboing cutter position θ
k=θ
k-1+ π; Make simultaneously in placement process and satisfy | θ
k-θ
k-1| 〉=θ
dWith | θ
k+1-θ
k| 〉=θ
d
(6) according to tunnel geology condition, construction requirement, cutterhead overall technology performance requirement and rice font rule, set up the computation model of hobboing cutter Layout Problem on the TBM cutterhead;
(7) former hobboing cutter Layout Problem is decomposed into positive hobboing cutter and arranges subproblem and limit hobboing cutter layout subproblem, adopt Shuangzi problem Cooperative Evolutionary to determine the position of all limit hobboing cutters.
2. a kind of full face rock tunnel boring machine hobboing cutter rice font method for arranging as claimed in claim 1, it is characterized in that, on the TBM cutterhead, the automation solving model of hobboing cutter Layout Problem is arranged multimodal, discontinuous, non-linear, the multiobject characteristics of automation solving model according to hobboing cutter, adopts Cooperative Evolutionary to find the solution; A columniform arrangement space is arranged on cutter head structure, arrange different cutters according to function in arrangement space, cutter according to type can be divided into central hob, positive hobboing cutter, limit hobboing cutter, all kinds of cutters are different according to functional structure, and the Force Calculation mode is also different, carry out the coevolution subproblem according to the function of cutter and decompose, difference according to tool category, be divided into two sub-problems, first subproblem is that positive hobboing cutter is arranged subproblem, and the second sub-problems is that the limit hobboing cutter is arranged subproblem; In first subproblem, positive hobboing cutter position is determined by rice font rule, and give a sub-group to the second sub-problems, two sub-groups carry out Cooperative Solving, obtain hobboing cutter position, limit.
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|---|---|---|---|
| CN 200910187788 CN101672184B (en) | 2009-09-30 | 2009-09-30 | Rice character type structure arrangement method of hobs of full section rock digging machine |
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| CN101672184B true CN101672184B (en) | 2013-06-19 |
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| CN102889086B (en) * | 2012-09-26 | 2015-06-24 | 华北电力大学 | Full-section tunneling machine for changing connecting radius between cutter head and rotary support |
| CN103233744B (en) * | 2013-04-07 | 2015-11-18 | 大连理工大学 | Full face rock tunnel boring machine cutterhead slips slag plate brace rod method for designing |
| CN103397890B (en) * | 2013-08-19 | 2015-04-22 | 中交天和机械设备制造有限公司 | Locating device for mounting hobs of shield tunneling machine, and using method of locating device |
| CN104653193B (en) * | 2014-12-22 | 2017-01-04 | 天津大学 | TBM disc cutter stress prediction method based on energy principle |
| CN105673030B (en) * | 2016-03-01 | 2017-12-29 | 华北电力大学 | Increase the method and curved surface cutterhead of the discontinuous cutterhead rigidity of complete-section tunnel boring machine |
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| CN109594998B (en) * | 2018-11-02 | 2020-04-07 | 大连理工大学 | Damping optimization method for replacing full-face rock tunnel boring machine cutter head gusset material by damping alloy |
| CN109505618A (en) * | 2018-12-17 | 2019-03-22 | 重庆交通建设(集团)有限责任公司 | A kind of combined type rock tunnel(ling) machine cutterhead |
| CN112149257A (en) * | 2020-10-09 | 2020-12-29 | 天津大学 | APDL language-based parametric modeling method for cutter head of combined type shield tunneling machine |
| CN112446172A (en) * | 2020-11-11 | 2021-03-05 | 上海中联重科桩工机械有限公司 | Geological hardness identification method and system for engineering machinery |
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2009
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