CN103485778A - Three-level plane-type cutterhead system with adjustable rotating speed at all levels for full face rock tunnel boring machine - Google Patents
Three-level plane-type cutterhead system with adjustable rotating speed at all levels for full face rock tunnel boring machine Download PDFInfo
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- CN103485778A CN103485778A CN201310196511.0A CN201310196511A CN103485778A CN 103485778 A CN103485778 A CN 103485778A CN 201310196511 A CN201310196511 A CN 201310196511A CN 103485778 A CN103485778 A CN 103485778A
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Abstract
A provided three-level plane-type cutterhead system with adjustable rotating speed at all levels for a full face rock tunnel boring machine comprises a cutterhead shield disposed in a shield shell, the interior of the shield shell is provided with a primary cutterhead system with a circular cutterhead disc surface, a secondary cutterhead system which is sleeved on the external of the primary cutterhead system and has an annular cutterhead disc surface, and a third cutterhead system which is sleeved on the external of the secondary cutterhead system and has an annualr cutter disc surface; the three stage cutterhead systems are respectively provided with a cutterhead main driving system capable of independently driving each cutterhead disc surface to rotate; and the cutterhead disc surfaces of the three stage cutterhead systems are respectively installed in the cutterhead shield via a cutterhead supporting web plate fixedly connected with each cutterhead system at the behind, so that forward turning and backward turning of the various cutterheads can be independently controlled. The cutterhead sytem have four working modes, the various stage cutterhead disc surface are respectively provided with the self supporting web plate, so that the strength and rigidity of the structure are improved, and thus the cutterhead has no deformation or even crack because of too large stress or uneven stress.
Description
Technical field
The invention belongs to the tunneling field, relate to a kind of tunnel machine, particularly three grades of planar cutterhead systems of a kind of rotating speed adjustable types at different levels for full face rock tunnel boring machine.
Background technology
Full face rock tunnel boring machine, usually be called for short tunnel machine (Tunnel Boring Machine, be abbreviated as TBM), a kind of for circular cross section tunnel (lane) road, employing rolling-type cutting disc fractured rock in full section scope, the large-scale synthesis road heading machinery that integrates brokenly rock, muck, reprinting, supporting, now become abroad than long tunnel (> 3km) method that generally adopts of excavation, its excavation tunnel (lane) road diameter is generally 2.5～10m, and rock uniaxiality strength is 50～350MPa.
Summary of the invention
The three grades of planar cutterhead systems of the rotating speed adjustable types at different levels for full face rock tunnel boring machine that the object of the present invention is to provide high, the at different levels cutterhead rotating of a kind of structural strength independently to control.
For achieving the above object, the technical solution used in the present invention is:
Three grades of planar cutterhead systems of a kind of rotating speed adjustable types at different levels for full face rock tunnel boring machine, comprise the cutterhead shield body be arranged in the shield shell, the one-level cutterhead system that the cutterhead card is installed in cutterhead shield body is circular configuration, be sleeved on that one-level cutterhead system is outside, the cutterhead card is annular secondary cutterhead system, be sleeved on three grades of cutterhead systems that secondary cutterhead system is outside, the cutterhead card is annular; One-level cutterhead system, secondary cutterhead system and three grades of cutterhead systems are separately installed with and independently drive the cutterhead master drive system of cutterhead card rotation separately, the cutterhead card of one-level cutterhead system, secondary cutterhead system and three grades of cutterhead systems is arranged in cutterhead shield body by the cutter head support web be fixedly connected with in its back-end respectively, cutterhead shield body rear end is equipped with and drives its propulsion system of pushing ahead, and in cutterhead shield intracoelomic cavity, is provided with the deslagging device.
Described one-level cutterhead system comprises one-level cutterhead card and for the one-level cutterhead outer ring support webs of one-level cutterhead card is installed, support webs rear end, one-level cutterhead outer ring is fixedly connected with one-level cutterhead flange, one-level cutterhead flange holds and is arranged in cutterhead shield body by being sleeved on its outside one-level cutter spindle, is provided with the many groups of one-level cutterhead driving devices that drive the rotation of one-level cutterhead card that distribute ringwise in cutterhead shield body; It is three row's two row roller bearings that described one-level cutter spindle holds.
Described one-level cutterhead driving device comprises one-level cutterhead main drive motor, one-level cutterhead clutch and one-level cutterhead reductor, one-level cutterhead reductor is connected with one-level cutter plate driver gear by one-level cutterhead shaft coupling, be fixed with one-level cutterhead gear ring on described one-level cutterhead flange, one-level cutter plate driver gear and the engagement of one-level cutterhead gear ring.
Described one-level cutterhead card is disposed with one-level cutterhead center cutter and the positive cutter of one-level cutterhead from inside to outside, and the one-level cutterhead slips slag plate and is welded on the support webs of one-level cutterhead outer ring.
Described secondary cutterhead system comprises secondary cutterhead card and for the secondary cutterhead outer ring support webs of secondary cutterhead card rear end is installed, secondary cutterhead inner ring support webs, support webs rear end, secondary cutterhead outer ring is fixedly connected with secondary cutterhead flange, secondary cutterhead flange holds with cutterhead shield body and is connected by being sleeved on its outside secondary cutter spindle, secondary cutterhead inner ring support webs is connected with cutterhead shield body by the secondary cutterhead thrust bearing that is fixed on its rear end, be provided with ringwise many groups of distributing in cutterhead shield body and drive secondary cutterhead cards 55) the secondary cutterhead driving device of rotation, described secondary cutterhead thrust bearing is single thrust roller bearing, it is three row's two row roller bearings that described secondary cutter spindle holds.
Described secondary cutterhead driving device comprises secondary cutterhead main drive motor, secondary cutterhead clutch and secondary cutterhead reductor, secondary cutterhead reductor is connected with secondary cutter plate driver gear by secondary cutterhead shaft coupling, be fixed with secondary cutterhead gear ring on described secondary cutterhead flange, secondary cutter plate driver gear and the engagement of secondary cutterhead gear ring.
Be provided with the positive cutter of secondary cutterhead on described secondary cutterhead card, the secondary cutterhead slips slag plate and is welded between secondary cutterhead outer ring support webs and secondary cutterhead inner ring support webs.
Described three grades of cutterhead systems comprise three grades of cutterhead cards, with for three grades of cutterhead outer ring support webs of three grades of cutterhead card rear ends are installed, three grades of cutterhead inner ring support webs, support webs rear end, three grades of cutterhead outer rings is fixedly connected with three grades of cutterhead flanges, three grades of cutterhead flanges hold with cutterhead shield body and are connected by three grades of cutter spindles that are sleeved on its outside, three grades of cutterhead inner ring support webs are connected with cutterhead shield body by three grades of cutterhead thrust bearings that are fixed on its rear end, be provided with many groups of three grades of drive units that drive three grades of cutterhead card rotations that distribute ringwise in cutterhead shield body, it is three row's two row roller bearings that described three grades of cutter spindles hold, described three grades of cutterhead thrust bearings are single thrust roller bearing.
Described three grades of cutterhead driving devices comprise three grades of cutterhead main drive motors, three grades of cutterhead clutches and three grades of cutterhead reductors, three grades of cutterhead reductors are connected with three grades of cutter plate driver gears by three grades of cutterhead shaft couplings, be fixed with three grades of cutterhead gear rings on described three grades of cutterhead flanges, three grades of cutter plate driver gears and three grades of cutterhead gear ring engagements.
Be disposed with from inside to outside three grades of positive cuttves of cutterhead, three grades of cutterhead edge hobboing cutters on described three grades of cutterhead cards and dig cutter, three grades of cutterheads slip slag plate and are welded between three grades of cutterhead outer ring support webs and three grades of cutterhead inner ring support webs.
Three grades of planar cutterhead systems of rotating speed adjustable type at different levels of the present invention, comprise that three grades of cutterhead systems, three grades of cutterhead systems are separately installed with independently cutterhead master drive system, realize that cutterhead rotatings at different levels independently control, three grades of cutterheads share a set of cutterhead propulsion system, by controlling the working method of independent cutterhead master drive systems at different levels, the cutterhead system can realize four kinds of mode of operations: one-level cutterhead driving-secondary cutterhead driving that turns clockwise that turns clockwise; The one-level cutterhead driving-secondary cutterhead that turns clockwise is rotated counterclockwise driving; The one-level cutterhead is rotated counterclockwise driving-secondary cutterhead driving that turns clockwise; The one-level cutterhead is rotated counterclockwise driving-secondary cutterhead and is rotated counterclockwise driving.
Comparing the conventional knives disc system has the following advantages:
(1) cutterhead cards at different levels all have support webs separately, improve to a great extent the strength and stiffness of structure; Cutterhead system level design has improved the harmony that load distributes, and reason is stressed not excessive to make cutterhead, unbalance stress and be out of shape even cracking.
(2) cutter-devices systems at different levels are independent, so its cutterhead rotating speed can be controlled separately, sidewinder the excessive problem of cutter linear differential inside and outside efficiently solving large cutterhead.
(3) this cutterhead system has four kinds of mode of operations, for different geological conditionss, selects corresponding working method, has improved the compliance driving ability of cutterhead.
The accompanying drawing explanation
Fig. 1 is left TV structure schematic diagram of the present invention;
Fig. 2 is main sectional structure schematic diagram of the present invention;
Fig. 3 is right TV structure schematic diagram of the present invention;
Fig. 4 is connection bearing assembly sectional view between cutterhead card of the present invention.
Wherein: muck removal hole 1, three grades of cutterheads slip slag plate 2, the secondary cutterhead slips slag plate 3, the one-level cutterhead slips slag plate 4, scrape slag plate 5, three grades of cutterhead edge hobboing cutters 6, three grades of positive hobboing cutters 7 of cutterhead, the positive hobboing cutter 8 of secondary cutterhead, one-level cutterhead center cutter 9, dig cutter 10, the positive hobboing cutter 11 of one-level cutterhead, three grades of cutterhead cards 12, three grades of cutterhead outer ring support webs 13, three grades of cutterhead inner ring support webs 14, shield shell 15, three grades of cutterhead flanges 16, three grades of cutterhead bolts 17, three grades of cutter spindles hold 18, three grades of cutter plate driver gears 19, three grades of cutterhead gear rings 20, three grades of cutterhead shaft couplings 21, cutterhead shield body 22, three grades of cutterhead reductors 23, three grades of cutterhead clutches 24, three grades of cutterhead main drive motors 25, hydraulic propelling system 26, three grades of cutterhead thrust roller bearings 27, secondary cutterhead thrust roller bearing 28, the one-level cutter spindle holds 29, one-level cutterhead flange 30, one-level cutterhead bolt 31, one-level cutterhead reductor 32, one-level cutterhead clutch 33, one-level cutterhead main drive motor 34, slag-draining device 35, one-level cutter plate driver gear 36, one-level cutterhead shaft coupling 37, one-level cutterhead gear ring 38, secondary cutterhead main drive motor 39, secondary cutterhead clutch 40, secondary cutterhead reductor 41, secondary cutterhead shaft coupling 42, secondary cutter plate driver gear 43, secondary cutterhead gear ring 44, the secondary cutter spindle holds 45, secondary cutterhead bolt 46, secondary cutterhead flange 47, secondary cutterhead outer ring support webs 48, secondary cutterhead inner ring support webs 49, one-level cutterhead outer ring support webs 50, one-level cutterhead card 51, the one-level cutterhead slip the quarrel hole 52, the one or two cutterhead face connection bearing and black box 53 thereof, secondary cutterhead inner ring slip the quarrel hole 54, secondary cutterhead card 55, Liu Cha hole, secondary cutterhead outer ring 56, the two or three cutterhead face connection bearing and black box 57 thereof, three grades of cutterheads slip quarrel hole 58, outboard end bonnet bolt 59, outboard bearing end cap 60, outer ring cutterhead sleeve 61, angular contact roller bearing 62, small sleeve 63, inboard bearing end cap 64, medial extremity bonnet bolt 65, inboard seal 66, inner ring cutterhead sleeve 67, inner ring sleeve bolt 68, outer seal 69.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
As shown in figures 1 and 3, the present invention includes the cutterhead shield body 22 be arranged in shield shell 15, one-level cutterhead system and cutterhead card that the cutterhead card is installed in cutterhead shield body 22 is circular configuration are annular secondary cutterhead system and three grades of cutterhead systems, secondary cutterhead system is sleeved on one-level cutterhead system outside, and three grades of cutterhead systems are sleeved on secondary cutterhead system outside; One-level cutterhead system, secondary cutterhead system and three grades of cutterhead systems are separately installed with and independently drive the cutterhead master drive system of cutterhead card rotation separately, the cutterhead card of one-level cutterhead system, secondary cutterhead system and three grades of cutterhead systems is arranged in cutterhead shield body 22 by the cutter head support web be fixedly connected with in its back-end respectively, cutterhead shield body 22 rear ends are equipped with and drive its propulsion system of pushing ahead, be provided with 35, three grades of cutterhead systems of deslagging device in cutterhead shield body 22 inner chambers and share a set of propulsion system and slag-draining device.
As shown in Figure 2, one-level cutterhead system of the present invention comprises one-level cutterhead card 51 and is welded in the one-level cutterhead outer ring of one-level cutterhead card 51 rear ends support webs 50, one-level cutterhead card 51 is disposed with one-level cutterhead center cutter 9 and the positive cutter 11 of one-level cutterhead from inside to outside, the one-level cutterhead slips slag plate 4 and is welded on one-level cutterhead outer ring support webs 50, offer the one-level cutterhead passed through for dregs on one-level cutterhead outer ring support webs 50 and slip quarrel hole 52, support webs 50 rear ends, one-level cutterhead outer ring are fixedly connected with one-level cutterhead flange 30, one-level cutterhead flange 30 outer walls are set with the one-level cutter spindle and hold 29, it is three row's two row roller bearings that the one-level cutter spindle holds 29, one-level cutterhead bolt 31 is one-level cutterhead flange 30, the one-level cutter spindle holds 29, one-level cutterhead gear ring 38 links together, jointly be arranged in cutterhead shield body 22, be provided with the many groups of one-level cutterhead driving devices that drive the rotation of one-level cutterhead that distribute ringwise in cutterhead shield body 22, the one-level cutterhead driving device comprises one-level cutterhead main drive motor 34, one-level cutterhead clutch 33 is installed on one-level cutterhead main drive motor 34, one-level cutterhead clutch 33 is connected with one-level cutterhead reductor 32, one-level cutterhead reductor 32 is connected with one-level cutter plate driver gear 36 by one-level cutterhead shaft coupling 37, one-level cutterhead flange 30 rear ends are fixed with one-level cutterhead gear ring 28, one-level cutter plate driver gear 36 and 28 engagements of one-level cutterhead gear ring, cutterhead shield body 22 rear ends are equipped with hydraulic propelling system 26.
Described secondary cutterhead system comprises secondary cutterhead card 55 and is welded in the secondary cutterhead outer ring of secondary cutterhead card 55 rear ends support webs 48 and secondary cutterhead inner ring support webs 49, offer respectively the Liu Cha hole, secondary cutterhead outer ring 56 passed through for dregs and secondary cutterhead inner ring on secondary cutterhead outer ring support webs 48 and secondary cutterhead inner ring support webs 49 and slip quarrel hole 54, be provided with the positive cutter 8 of secondary cutterhead on secondary cutterhead card 55, the secondary cutterhead slips slag plate 3 and is welded between secondary cutterhead outer ring support webs 48 and secondary cutterhead inner ring support webs 49, support webs 48 rear ends, secondary cutterhead outer ring are fixedly connected with secondary cutterhead flange 47, secondary cutterhead inner ring support webs 49 rear ends are fixedly connected with secondary cutterhead thrust bearing 28, secondary cutterhead thrust bearing 28 is single thrust roller bearing, secondary cutterhead flange 47 outer walls are set with the secondary cutter spindle and hold 45, it is three row's two row roller bearings that the secondary cutter spindle holds 45, secondary cutterhead bolt 46 is secondary cutterhead flange 47, the secondary cutter spindle holds 45, secondary gear ring 44 links together, jointly be arranged in cutterhead shield body 22, be provided with the many groups of secondary cutterhead driving devices that drive the rotation of secondary cutterhead that distribute ringwise in cutterhead shield body 22, the secondary cutterhead driving device comprises secondary cutterhead main drive motor 39, secondary cutterhead clutch 40 is installed on secondary cutterhead main drive motor 39, secondary cutterhead clutch 40 is connected with secondary cutterhead reductor 41, secondary cutterhead reductor 41 is connected with secondary cutter plate driver gear 43 by secondary cutterhead shaft coupling 42, secondary cutterhead flange 47 rear ends are fixed with secondary cutterhead gear ring 44, secondary cutter plate driver gear 43 and 44 engagements of secondary cutterhead gear ring.
Described three grades of cutterhead systems comprise three grades of cutterhead cards 12 and are welded in three grades of cutterhead outer ring support webs 13 and three grades of cutterhead inner ring support webs 14 of three grades of cutterhead card 12 rear ends, offer three grades of cutterheads that pass through for dregs on it and slip quarrel hole 58, be provided with three grades of positive cuttves 7 of cutterhead on three grades of cutterhead cards 12, three grades of cutterhead edge hobboing cutters 6 and dig cutter 10, three grades of cutterhead card 12 edges offer muck removal hole 1 and scum board 5, three grades of cutterheads slip slag plate 2 and are welded between three grades of cutterhead outer ring support webs 13 and three grades of cutterhead inner ring support webs 14, support webs 13 rear ends, three grades of cutterhead outer rings are fixedly connected with three grades of cutterhead flanges 16, three grades of cutterhead inner ring support webs 14 rear ends are fixedly connected with three grades of cutterhead thrust bearings 27, three grades of cutterhead thrust bearings 27 are single thrust roller bearing, three grades of cutterhead flange 16 outer walls are set with three grades of cutter spindles and hold 18, it is three row's two row roller bearings that three grades of cutter spindles hold 18, three grades of cutterhead bolts 17 are three grades of cutterhead flanges 16, three grades of cutter spindles hold 18, three grades of gear rings 20 link together, jointly be arranged in cutterhead shield body 22, be provided with many groups of three grades of drive units that drive three grades of cutterhead rotations that distribute ringwise in cutterhead shield body 22, three grades of cutterhead driving devices comprise three grades of cutterhead main drive motors 25, three grades of cutterhead clutches 24 are installed on three grades of cutterhead main drive motors 25, three grades of cutterhead clutches 24 are connected with three grades of cutterhead reductors 23, three grades of cutterhead reductors 23 are connected with three grades of cutter plate driver gears 19 by three grades of cutterhead shaft couplings 21, three grades of cutterhead flange 16 rear ends are fixed with three grades of cutterhead gear rings 20, three grades of cutter plate driver gears 19 and three grades of cutterhead gear ring 20 engagements.
As shown in Figure 4, between three grades of cutterhead cards 12 and secondary cutterhead card 55, by bearing, be connected, be provided with the two or three cutterhead face connection bearing and black box 57 thereof between two cutterhead cards, comprise two angular contact roller bearings 62 that are arranged between two cutterhead cards, be arranged on inboard seal 66 and the outer seal 69 of angular contact roller bearing 62 both sides.On three grades of cutterhead cards and secondary cutterhead card sidewall, outer ring cutterhead sleeve 61 and inner ring cutterhead sleeve 67 are installed respectively, two angular contact roller bearings 62 are arranged between outer ring cutterhead sleeve 61 and inner ring cutterhead sleeve 67, outboard bearing end cap 60 and inboard bearing end cap 64 by both sides before and after bearing are fixing, and inside and outside guaranteeing, the cutterhead card is slided mutually; Small sleeve 63 is set between two angular contact roller bearings 62 separates two angular contact roller bearings 62, outboard bearing end cap 60 is fixed on three grades of cutterhead cards 12 by outboard end bonnet bolt 59, outboard bearing end cap 60 is simultaneously for fixing outer seal 69, and outboard end bonnet bolt 59 is simultaneously fixing by outer ring cutterhead sleeve 61 and three grades of cutterhead cards 12; Inboard bearing end cap 64 is fixed on three grades of cutterhead cards 12 by medial extremity bonnet bolt 65, and simultaneously that inboard seal 66 is fixing, inner ring cutterhead sleeve 67 is fixing with secondary cutterhead card 55 by inner ring sleeve bolt 68; The whole hermetically-sealed construction that forms, meet the needs that it is free to slide mutually when guaranteeing three grades of cutterhead cards 12 with secondary cutterhead card 55 sealing.
Identical with structure between three grades of cutterhead cards 12 and secondary cutterhead card 55, be provided with the one or two cutterhead face connection bearing and black box 53 thereof between secondary cutterhead card 55 and one-level cutterhead card 51, guarantee the sealing between I and II cutterhead card.
Details are as follows for working method of the present invention:
For meeting the muck removal requirement, the linear velocity direction of scraping slag plate need to be pointed to the inboard in the muck removal hole corresponding with it, and therefore third level cutterhead can only turn clockwise in the present invention.Third level cutterhead can only turn clockwise in the present invention.First order cutterhead and second level cutterhead can drive, realize separately turning clockwise and being rotated counterclockwise, so this form of structure cutterhead system can realize four kinds of headwork patterns---(1) one-level cutterhead driving-secondary cutterhead driving that turns clockwise that turns clockwise; (2) the one-level cutterhead driving-secondary cutterhead that turns clockwise is rotated counterclockwise driving; (3) the one-level cutterhead is rotated counterclockwise driving-secondary cutterhead driving that turns clockwise; (4) the one-level cutterhead is rotated counterclockwise driving-secondary cutterhead and is rotated counterclockwise driving.
Cutterheads at different levels all have support webs separately, improve to a great extent the strength and stiffness of structure; The cutterhead grading design has improved the harmony that load distributes, and reason is stressed not excessive to make cutterhead, unbalance stress and be out of shape even cracking.Cutter-devices systems at different levels are independent, so its cutterhead rotating speed can be controlled separately, sidewinder the excessive problem of cutter linear differential inside and outside efficiently solving large cutterhead.This cutterhead system has four kinds of mode of operations, for different geological conditionss, selects corresponding working method, has improved the compliance driving ability of cutterhead.For the contrary mode of operation of adjacent level cutterhead direction of rotation, two-stage cutterhead adjacent hobboing cutter is realized relatively oppositely cutting, on cutting scheme, with traditional cutterhead, distinguishes to some extent, maybe can improve brokenly the rock stock-removing efficiency.
For the contrary mode of operation of adjacent level cutterhead direction of rotation, two-stage cutterhead card adjacent hobboing cutter is realized relatively oppositely cutting, on cutting scheme, with traditional cutterhead, distinguishes to some extent, maybe can improve brokenly the rock stock-removing efficiency.Cutterhead entire system form of structure is that blocking surface is board-like, at different levels can independently control, three grades of cutterheads are connected on cutterhead shield body by the cutterhead flange separately, between cutterhead cards at different levels, by bearing, connect, and meet between each cutterhead the requirement of freely selecting dress when guaranteeing sealing; Three grades of cutterheads share the muck removal device muck removal that is installed on one-level cutterhead system inboard, simple in structure.
Claims (11)
1. three grades of planar cutterhead systems of the rotating speed adjustable types at different levels for full face rock tunnel boring machine, it is characterized in that: comprise the cutterhead shield body (22) be arranged in shield shell (15), the one-level cutterhead system that the cutterhead card is installed in cutterhead shield body (22) is circular configuration, be sleeved on that one-level cutterhead system is outside, the cutterhead card is annular secondary cutterhead system, be sleeved on three grades of cutterhead systems that secondary cutterhead system is outside, the cutterhead card is annular; One-level cutterhead system, secondary cutterhead system and three grades of cutterhead systems are separately installed with and independently drive the cutterhead master drive system of cutterhead card rotation separately, the cutterhead card of one-level cutterhead system, secondary cutterhead system and three grades of cutterhead systems is arranged in cutterhead shield body (22) by the cutter head support web be fixedly connected with in its back-end respectively, cutterhead shield body (22) rear end is equipped with and drives its propulsion system of pushing ahead, and in cutterhead shield body (22) inner chamber, is provided with deslagging device (35).
2. three grades of planar cutterhead systems of the rotating speed adjustable types at different levels for full face rock tunnel boring machine according to claim 1, it is characterized in that: described one-level cutterhead system comprises one-level cutterhead card (51) and for the one-level cutterhead outer ring support webs (50) of one-level cutterhead card (51) is installed, one-level cutterhead outer ring support webs (50) rear end is fixedly connected with one-level cutterhead flange (30), one-level cutterhead flange (30) holds (29) and is arranged in cutterhead shield body (22) by being sleeved on its outside one-level cutter spindle, be provided with the many groups of one-level cutterhead driving devices that drive one-level cutterhead card (51) rotation that distribute ringwise in cutterhead shield body (22), it is three row's two row roller bearings that described one-level cutter spindle holds (29).
3. three grades of planar cutterhead systems of the rotating speed adjustable types at different levels for full face rock tunnel boring machine according to claim 2, it is characterized in that: described one-level cutterhead driving device comprises one-level cutterhead main drive motor (34), one-level cutterhead clutch (33) and one-level cutterhead reductor (32), one-level cutterhead reductor (32) is connected with one-level cutter plate driver gear (36) by one-level cutterhead shaft coupling (37), be fixed with one-level cutterhead gear ring (28) on described one-level cutterhead flange (30), one-level cutter plate driver gear (36) and one-level cutterhead gear ring (28) engagement.
4. according to three grades of planar cutterhead systems of the described rotating speed adjustable types at different levels for full face rock tunnel boring machine of claim 2 or 3, it is characterized in that: described one-level cutterhead card (51) is disposed with one-level cutterhead center cutter (9) and the positive cutter of one-level cutterhead (11) from inside to outside, and the one-level cutterhead slips slag plate (4) and is welded on one-level cutterhead outer ring support webs (50).
5. three grades of planar cutterhead systems of the rotating speed adjustable types at different levels for full face rock tunnel boring machine according to claim 1, it is characterized in that: described secondary cutterhead system comprises secondary cutterhead card (55) and for the secondary cutterhead outer ring support webs (48) of secondary cutterhead card (55) is installed, secondary cutterhead inner ring support webs (49), secondary cutterhead outer ring support webs (48) rear end is fixedly connected with secondary cutterhead flange (47), secondary cutterhead flange (47) holds (45) and is connected with cutterhead shield body (22) by being sleeved on its outside secondary cutter spindle, secondary cutterhead inner ring support webs (49) is connected with cutterhead shield body (22) by the secondary cutterhead thrust bearing (28) that is fixed on its rear end, be provided with the many groups of secondary cutterhead driving devices that drive secondary cutterhead card (55) rotation that distribute ringwise in cutterhead shield body (22), described secondary cutterhead thrust bearing (28) is single thrust roller bearing, it is three row's two row roller bearings that described secondary cutter spindle holds (45).
6. three grades of planar cutterhead systems of the rotating speed adjustable types at different levels for full face rock tunnel boring machine according to claim 5, it is characterized in that: described secondary cutterhead driving device comprises secondary cutterhead main drive motor (39), secondary cutterhead clutch (40) and secondary cutterhead reductor (41), secondary cutterhead reductor (41) is connected with secondary cutter plate driver gear (43) by secondary cutterhead shaft coupling (42), be fixed with secondary cutterhead gear ring (44) on described secondary cutterhead flange (47), secondary cutter plate driver gear (43) and secondary cutterhead gear ring (44) engagement.
7. according to three grades of planar cutterhead systems of the described rotating speed adjustable types at different levels for full face rock tunnel boring machine of claim 5 or 6, it is characterized in that: be provided with the positive cutter of secondary cutterhead (8) on described secondary cutterhead card (55), the secondary cutterhead slips slag plate (3) and is welded between secondary cutterhead outer ring support webs (48) and secondary cutterhead inner ring support webs (49).
8. three grades of planar cutterhead systems of the rotating speed adjustable types at different levels for full face rock tunnel boring machine according to claim 1, it is characterized in that: described three grades of cutterhead systems comprise three grades of cutterhead cards (12), with for three grades of cutterhead outer ring support webs (13) of three grades of cutterhead cards (12) are installed, three grades of cutterhead inner ring support webs (14), three grades of cutterhead outer ring support webs (13) rear end is fixedly connected with three grades of cutterhead flanges (16), three grades of cutterhead flanges (16) hold (18) by three grades of cutter spindles that are sleeved on its outside and are connected with cutterhead shield body (22), three grades of cutterhead inner ring support webs (14) are connected with cutterhead shield body (22) by the three grades of cutterhead thrust bearings (27) that are fixed on its rear end, be provided with many groups of three grades of drive units that drive three grades of cutterhead cards (12) rotation that distribute ringwise in cutterhead shield body (22), it is three row's two row roller bearings that described three grades of cutter spindles hold (18), described three grades of cutterhead thrust bearings (27) are single thrust roller bearing.
9. three grades of planar cutterhead systems of the rotating speed adjustable types at different levels for full face rock tunnel boring machine according to claim 8, it is characterized in that: described three grades of cutterhead driving devices comprise three grades of cutterhead main drive motors (25), three grades of cutterhead clutches (24) and three grades of cutterhead reductors (23), three grades of cutterhead reductors (23) are connected with three grades of cutter plate driver gears (19) by three grades of cutterhead shaft couplings (21), be fixed with three grades of cutterhead gear rings (20) on described three grades of cutterhead flanges (16), three grades of cutter plate driver gears (19) and three grades of cutterhead gear rings (20) engagement.
10. three grades of planar cutterhead systems of the rotating speed adjustable types at different levels for full face rock tunnel boring machine according to claim 8 or claim 9, it is characterized in that: be disposed with from inside to outside three grades of positive cuttves of cutterhead (7), three grades of cutterhead edge hobboing cutters (6) on described three grades of cutterhead cards (12) and dig cutter (10), three grades of cutterheads slip slag plate (2) and are welded between three grades of cutterhead outer ring support webs (13) and three grades of cutterhead inner ring support webs (14).
11. three grades of planar cutterhead systems of the rotating speed adjustable types at different levels for full face rock tunnel boring machine according to claim 1, it is characterized in that: between described one-level cutterhead card (51) and secondary cutterhead card (55), be provided with between secondary cutterhead card (55) and three grades of cutterhead cards (12) that bearing is connected and black box, described bearing connects and black box comprises the angular contact roller bearing (62) be arranged between two cutterhead cards, angular contact roller bearing (62) both sides arrange and are separately installed with inboard seal (66) and outer seal (69).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310196511.0A CN103485778B (en) | 2013-05-23 | 2013-05-23 | A kind of rotating speed adjustable types at different levels three grades of planar cutter disc system for full face rock tunnel boring machine |
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| CN201310196511.0A CN103485778B (en) | 2013-05-23 | 2013-05-23 | A kind of rotating speed adjustable types at different levels three grades of planar cutter disc system for full face rock tunnel boring machine |
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| CN103485778A true CN103485778A (en) | 2014-01-01 |
| CN103485778B CN103485778B (en) | 2015-12-02 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013227A (en) * | 2017-04-13 | 2017-08-04 | 西安交通大学 | Plane and the muck removal device of two-stage cutterhead for full face rock tunnel boring machine |
| CN110486028A (en) * | 2019-09-17 | 2019-11-22 | 一重集团大连工程技术有限公司 | Shield excavation machine main drive |
| CN111594214A (en) * | 2020-05-29 | 2020-08-28 | 中国铁建重工集团股份有限公司 | Full-face tunneling machine and dual-drive system thereof |
| CN113550756A (en) * | 2021-08-31 | 2021-10-26 | 浙江鼎昊新能源设备股份有限公司 | Shield tunneling machine cutter head and control method thereof |
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| JPH08177378A (en) * | 1994-12-21 | 1996-07-09 | Hazama Gumi Ltd | Two-stage shield machine |
| CN102536254A (en) * | 2011-12-16 | 2012-07-04 | 西安瑞特快速制造工程研究有限公司 | Multistage-separation progressive shield cutter head |
| CN202510121U (en) * | 2012-03-13 | 2012-10-31 | 秦皇岛天业通联重工股份有限公司 | Hard rock boring machine |
| CN102926764A (en) * | 2012-11-09 | 2013-02-13 | 北京工业大学 | Multi-stage expansion digging full section automatic tunnel marching continuous tunneling device and method |
| CN103016016A (en) * | 2012-12-27 | 2013-04-03 | 西安交通大学 | Two-stage step-type cutter head system for full-face rock tunnel boring machine |
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2013
- 2013-05-23 CN CN201310196511.0A patent/CN103485778B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08177378A (en) * | 1994-12-21 | 1996-07-09 | Hazama Gumi Ltd | Two-stage shield machine |
| CN102536254A (en) * | 2011-12-16 | 2012-07-04 | 西安瑞特快速制造工程研究有限公司 | Multistage-separation progressive shield cutter head |
| CN202510121U (en) * | 2012-03-13 | 2012-10-31 | 秦皇岛天业通联重工股份有限公司 | Hard rock boring machine |
| CN102926764A (en) * | 2012-11-09 | 2013-02-13 | 北京工业大学 | Multi-stage expansion digging full section automatic tunnel marching continuous tunneling device and method |
| CN103016016A (en) * | 2012-12-27 | 2013-04-03 | 西安交通大学 | Two-stage step-type cutter head system for full-face rock tunnel boring machine |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013227A (en) * | 2017-04-13 | 2017-08-04 | 西安交通大学 | Plane and the muck removal device of two-stage cutterhead for full face rock tunnel boring machine |
| CN110486028A (en) * | 2019-09-17 | 2019-11-22 | 一重集团大连工程技术有限公司 | Shield excavation machine main drive |
| CN111594214A (en) * | 2020-05-29 | 2020-08-28 | 中国铁建重工集团股份有限公司 | Full-face tunneling machine and dual-drive system thereof |
| CN113550756A (en) * | 2021-08-31 | 2021-10-26 | 浙江鼎昊新能源设备股份有限公司 | Shield tunneling machine cutter head and control method thereof |
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|---|---|
| CN103485778B (en) | 2015-12-02 |
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