CN111805135A - Shield cutter head assembling equipment - Google Patents
Shield cutter head assembling equipment Download PDFInfo
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- CN111805135A CN111805135A CN202010526997.XA CN202010526997A CN111805135A CN 111805135 A CN111805135 A CN 111805135A CN 202010526997 A CN202010526997 A CN 202010526997A CN 111805135 A CN111805135 A CN 111805135A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
Abstract
The invention relates to the technical field of shield assembly, in particular to shield cutter head assembling equipment, which comprises: the center block moves the lifting platform; the working ends of the three radial abutting positioners are uniformly distributed on the outer ring of the central block moving lifting platform along the radial direction, and the working ends of the radial abutting positioners face the axis of the central block moving lifting platform; the multi-station circular guide rail is coaxially arranged at the periphery of the central block movable lifting platform; the edge block splicing platform is arranged on the top of the working end of the multi-station circular guide rail along the radial direction of the central block moving lifting platform, and the working end of the edge block splicing platform faces the fixed end of the central block along the radial direction; the edge block pre-positioning and placing platform is arranged on the outer ring of the multi-station circular guide rail along the radial direction, and the edge block pre-positioning and placing platform moves the lifting platform along the central block and radially faces the outer end of the edge block splicing platform.
Description
Technical Field
The invention relates to the technical field of shield assembly, in particular to shield cutter head assembling equipment.
Background
The shield machine is an engineering machine for tunnel construction, and is widely applied to tunnel engineering of subways, railways, highways, municipal works, hydropower and the like. The shield machine integrates machine, electricity, liquid, sensing detection and information technology, and belongs to high-end engineering equipment. Compared with the traditional tunnel construction mode, the tunnel constructed by the shield machine has the characteristics of high safety, high construction efficiency and low cost, and the shield machine is widely applied to tunnel construction in China at present. With the continuous development of shield equipment technology, some large-diameter shield equipment continuously emerge, cutter heads of the large-diameter shield machines belong to overweight and ultra-large structural members, are generally manufactured in blocks, and are assembled and welded after being conveyed to a tunnel construction site. At present, when a shield cutter head is assembled on site, a gantry crane is adopted for hoisting, the positions of cutter head blocks need to be adjusted repeatedly to meet welding requirements, and the problems that the assembly efficiency of the cutter head is low, the assembly precision is difficult to control and the like are caused.
Chinese patent CN201822185591.0 discloses a shield cutter head assembling working platform, which comprises a shield cutter head center block assembling platform and a plurality of shield cutter head side block assembling platforms; the shield cutterhead center block assembling platform comprises a center block platform base and at least three center block supporting oil cylinders; the shield cutter head edge block splicing platform comprises an edge block platform base, a plurality of horizontal oil cylinders, two groups of guide rails and a jacking base; a slewing bearing is arranged at the central part of the jacking base; the inner ring of the slewing bearing is connected with the jacking base through a slewing bearing connecting bolt, the outer circle of the outer ring of the slewing bearing is provided with a tooth part, and the outer ring is in transmission connection with a reduction gearbox which is arranged on the jacking base and driven by a variable frequency motor; the top surface of the outer ring is connected with an edge block rotating platform through a platform bolt; at least three edge block supporting oil cylinders are vertically arranged on the edge block rotating platform through edge block supporting oil cylinder bolts.
The assembly workbench is not positioned, and the structure is unstable when the center block and the side block are placed.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the shield cutter head assembling equipment, and the technical scheme solves the problem of unstable assembling of the shield cutter head.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a shield constructs blade disc equipment of assembling, including: the center block moves the lifting platform; the working ends of the three radial abutting positioners are uniformly distributed on the outer ring of the central block moving lifting platform along the radial direction, and the working ends of the radial abutting positioners face the axis of the central block moving lifting platform; the multi-station circular guide rail is coaxially arranged at the periphery of the central block movable lifting platform; the edge block splicing platform is arranged on the top of the working end of the multi-station circular guide rail along the radial direction of the central block moving lifting platform, and the working end of the edge block splicing platform faces the fixed end of the central block along the radial direction; the edge block pre-positioning placement platform is arranged on the outer ring of the multi-station circular guide rail along the radial direction, and the edge block pre-positioning placement platform moves the lifting platform along the central block and faces the outer end of the edge block splicing platform along the radial direction.
Preferably, the center block moving and lifting platform comprises: a mirror surface limit slider; and the stable lifter is coaxially arranged at the top of the sliding working end of the mirror surface limiting slider.
Preferably, the radial abutment locator comprises: the first hydraulic cylinder is arranged on the periphery of the multi-station circular guide rail along the radial direction of the central block moving lifting platform, and an output shaft of the first hydraulic cylinder horizontally faces to the axis of the central block moving lifting platform; the tripod is vertically arranged on the output shaft of the first hydraulic cylinder; the fixed block is vertically arranged at the top end of the tripod and faces the side of the central block moving lifting platform; the output end of the second hydraulic cylinder is horizontally arranged on the side of the fixed block facing the central block moving lifting platform at equal intervals towards the axis of the central block moving lifting platform; and the abutting block is vertically arranged at the output end of the second hydraulic cylinder.
Preferably, the multi-station circular guide rail comprises: the second fixing ring is coaxially arranged on the outer ring of the central block mobile lifting platform, and the top end of the second fixing ring is coaxially provided with a first limiting ring with the diameter larger than that of the second fixing ring; the bottom end of the sliding plate is provided with concave wheels with vertical axes in an equidistant rotating mode, the sliding plate is arranged at the top of the second fixing ring in a sliding mode through the concave wheels, a groove part of each concave wheel is in butt-joint sliding fit with the inner circumferential surface and the outer circumferential surface of the first limiting ring, and the edge block splicing platform is radially and fixedly arranged at the top end of the sliding plate along the central block moving and lifting platform.
Preferably, the second fixed ring is radially abutted against the positioner and is radially provided with a sliding groove; the multi-station circular guide rail further comprises: the arc-shaped embedded guide rail is arranged on the inner ring of the second fixed ring in a radial sliding manner along the central block moving lifting platform through the first linear guide rail, and the arc-shaped embedded guide rail is embedded with the sliding chute in a sliding fit manner; and the push plate is arranged on the outer circumferential surface of the arc-shaped embedded guide rail and is fixedly connected with the bottom of the sliding working end of the radial abutting positioner through a push rod.
Preferably, the edge piece splicing platform comprises: the third hydraulic cylinder is arranged on the top of the movable working end of the multi-station circular guide rail along the radial direction of the central block moving lifting platform; the linear lifting platform is arranged at the top of the movable working end of the multi-station circular guide rail in a radial sliding manner along the central block moving lifting platform through a second linear guide rail, and the output end of the linear lifting platform is fixedly connected with the bottom end of the linear lifting platform; the first rotating roller frame is fixedly arranged at the working end of the top of the linear lifting platform; first spacing pin and first runner frame, the pin passes through the vertical setting of fixed hinge and removes lift platform end at first runner frame towards the center block, under the operating condition, limit piece stiff end side with the pin butt.
Preferably, the edge block pre-positioning placement platform comprises: the second rotating roller frame is arranged at the outer end of the edge block splicing platform along the radial direction of the center block moving lifting platform through the base, and a sliding opening used for butt joint sliding of the edge block splicing platform is formed in the direction of the center block moving lifting platform.
Preferably, the mirror surface limiting slider comprises: a mirror base; the first fixing ring is coaxially arranged at the top end of the mirror surface base; the second limiting ring is coaxially arranged at the top end of the first fixing ring, and the inner diameter of the second limiting ring is smaller than that of the mirror surface base; the third spacing collar is coaxially arranged at the bottom end of the stabilizing lifter, the outer diameter of the third spacing collar is smaller than the inner diameter of the first fixing collar, and the stabilizing lifter is arranged at the top end of the mirror surface base through the stabilizing lifter in a sliding mode.
Preferably, the stabilizing lifter includes: the third limiting ring is coaxially arranged at the bottom end of the lifting fixing sleeve, and the outer diameter of the lifting fixing sleeve is smaller than the inner diameter; the fourth limiting ring is coaxially arranged at the top end of the mirror surface base, and the inner diameter of the fourth limiting ring is smaller than that of the lifting fixing sleeve; the bottom end of the lifting movable sleeve is coaxially provided with a fifth limiting ring used for lifting and sliding on the lifting fixed sleeve; the lifting top plate is coaxially arranged at the top end of the lifting movable sleeve; the hydraulic lifting device comprises a fourth hydraulic cylinder and a fifth hydraulic cylinder, wherein the fourth hydraulic cylinder is coaxially arranged at the top end of a lifting fixing sleeve and is fixedly connected with the bottom end of a lifting top plate at the output end of the lifting fixing sleeve, and the fifth hydraulic cylinder is vertically connected with the bottom end of the lifting top plate at the top end of the lifting fixing sleeve and is vertically connected with the bottom end of the lifting top plate through a set square.
Preferably, both ends of the outer side of the sliding groove are provided with limiting strips for limiting the arc-shaped embedded guide rail to slide down.
Compared with the prior art, the invention has the beneficial effects that:
when the lifting device works, the center block is horizontally placed at the top of the working end of the center block moving lifting platform in advance through the suspension crane, the working end of the center block moving lifting platform can be stably lifted or can be translated under external force, after the center block is horizontally placed at the working end of the center block moving lifting platform through suspension, the position of the center block deviates relative to the fixed end of the center block moving lifting platform, the side blocks are not convenient to position and install, three radial butt joint positioners are started, the working end of each radial butt joint positioner moves along the radial direction of the center block moving lifting platform, so that the working end of each radial butt joint positioner extends, and is abutted in a groove on the circumferential surface of the center block, and therefore, the center block and the movable working end of the center block moving lifting platform are enabled to move slowly through the interaction of the three radial butt joint positioners, and the fixed end of the center block moving lifting, thereby being convenient for fixedly installing the side blocks, and the center block can provide lifting force at the movable working end of the center block movable lifting platform, thereby being convenient for positioning and installation; when the center block is arranged at the movable working end of the center block movable lifting platform and is coaxial with the fixed end of the center block movable lifting platform, the working end of the radial butt positioner is always abutted in a groove on the outer circumferential surface of the center block, and only when the center block needs to be lifted along the axial direction, the working end of the radial butt positioner stops abutting, so that the center block is conveniently lifted and positioned, the edge block is suspended on the top of the edge block prepositioning platform through a suspension crane, then slowly put down, the posture of the edge block is adjusted in the suspension process, so that the fixed end of the edge block moves towards the axis of the center block movable lifting platform, the edge block is placed on the edge block prepositioning platform, the edge block can slide on the edge block prepositioning platform along the center block movable lifting platform in the radial direction, the edge block butt-joint platform is preset on the inner side of the edge block prepositioning platform along the radial direction, and the edge block is pushed, so that the fixed end of the edge block is clamped at the limit end of the edge block butt-joint platform, the working end of the edge block butt-joint platform can support the edge block to slide on the multi-station circular guide rail, the working end of the edge block pre-positioning placing platform can slide along the radial direction of the central block moving lifting platform, the edge block pre-positioning platform working end can stably lift the edge block, the edge block pre-positioning platform working end lifts the edge block to slide along the radial direction of the central block moving lifting platform, so that the fixed end of the edge block can be aligned with the fixed end of the central block, the edge block pre-positioning placing platform lifting edge block slightly slides on the multi-station circular guide rail, therefore, the fixed ends are spliced conveniently, and the fixed ends are observed manually and positioned and welded, the side blocks are placed on the side block pre-positioning placement platform and pushed to the side block splicing platform, so that the side blocks are prevented from being directly suspended on the side block splicing platform, and the side block splicing platform is prevented from being damaged by instant placement and impact; after the first side block is installed, other side blocks are installed in the same installation direction, and therefore splicing of the shield cutter head is completed.
The equipment can accurately position the center block and the side block of the cutter head, reduces the problem of repeated suspension positioning and installation, and is stable in structure and simple to operate.
Drawings
FIG. 1 is a perspective view of the present invention in an assembled state;
FIGS. 2 and 3 are perspective views of the present invention in an unloaded state from two different perspectives, respectively;
FIG. 4 is a perspective view of the center block mobile lift platform of the present invention;
FIG. 5 is a front view of the center block moving elevating platform of the present invention;
FIG. 6 is a cross-sectional view at section A-A of FIG. 5;
FIG. 7 is a partial perspective view of the present invention;
FIG. 8 is an exploded perspective view of the edge piece puzzle platform of the present invention;
FIG. 9 is a partial side view of the present invention;
fig. 10 is a perspective view of the radial abutment locator of the present invention.
The reference numbers in the figures are:
1. the center block moves the lifting platform; 1a, a mirror surface limiting slider; 1a1, mirror mount; 1a2, a first retainer ring; 1a3, a second spacing collar; 1a4, a third spacing collar; 1b, stabilizing the lifter; 1b1, a lifting fixing sleeve; 1b2 and a fourth spacing collar; 1b3, a lifting movable sleeve; 1b4 and a fifth spacing collar; 1b5, fourth hydraulic cylinder; 1b6, fifth hydraulic cylinder; 1b7, set square; 1b8, lifting top plate;
2. radially abutting against the positioner; 2a, a first hydraulic cylinder; 2b, a tripod; 2c, fixing blocks; 2d, a second hydraulic cylinder; 2e, an abutment block;
3. a multi-station circular guide rail; 3a, a second fixing ring; 3a1, a first spacing collar; 3a2, a chute; 3a3, a spacing bar; 3b, a sliding plate; 3c, a concave wheel; 3d, embedding the guide rail in an arc shape; 3e, a first linear guide rail; 3f, pushing a plate; 3g, a push rod;
4. the edge block splicing platform; 4a, a third hydraulic cylinder; 4b, a linear lifting platform; 4c, a second linear guide rail; 4d, a first rotating roller frame; 4e, a first limit stop lever; 4f, a second limit stop lever; 4g, fixing a hinge;
5. the edge block is prepositioned and placed on the platform; 5a, a second rotating roller frame; 5a1, sliding port; 5b and a base. ' Qiyi
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1 to 10, a shield cutter head assembling device includes: the central block moves the lifting platform 1; the working ends of the three radial abutting positioners 2 are uniformly distributed on the outer ring of the central block moving lifting platform 1 along the radial direction, and the working ends of the radial abutting positioners 2 face the axis of the central block moving lifting platform 1; the multi-station circular guide rail 3 is coaxially arranged on the periphery of the central block moving lifting platform 1; the edge block splicing platform 4 is arranged at the top of the working end of the multi-station circular guide rail 3 along the radial direction of the central block moving lifting platform 1, and the working end of the edge block splicing platform 4 faces the fixed end of the central block along the radial direction; the edge block pre-positioning placing platform 5 is arranged on the outer ring of the multi-station circular guide rail 3 along the radial direction, and the edge block pre-positioning placing platform 5 moves the lifting platform 1 along the central block and radially faces the outer end of the edge block splicing platform 4.
When the lifting device works, a center block is horizontally placed at the top of the working end of the center block moving lifting platform 1 in advance through a suspension crane, the working end of the center block moving lifting platform 1 can be stably lifted or can be translated under an external force, after the center block is horizontally placed at the working end of the center block moving lifting platform 1 through suspension, the position of the center block deviates relative to the fixed end of the center block moving lifting platform 1, so that side blocks are not conveniently positioned and installed, three radial abutting positioners 2 are started, the working ends of the radial abutting positioners 2 move radially along the center block moving lifting platform 1, so that the working ends of the radial abutting positioners 2 extend and abut in a groove on the circumferential surface of the center block, and the center block and the movable working end of the center block moving lifting platform 1 slowly move through the interaction of the three radial abutting positioners 2, so that the fixed end of the center block is coaxial with the center block moving lifting platform 1, thereby being convenient for fixedly installing the side blocks, and the center block can provide lifting force at the movable working end of the center block movable lifting platform 1, thereby being convenient for positioning and installation; when the center block is arranged at the movable working end of the center block movable lifting platform 1 and is coaxial with the fixed end of the center block movable lifting platform 1, the working end of the radial abutting positioner 2 is always abutted in the groove on the outer circumferential surface of the center block, only when the center block needs to be lifted along the axial direction, the working end of the radial abutting positioner 2 stops abutting so as to conveniently lift the center block for positioning, the edge block is suspended on the top of the edge block prepositioning platform 5 through a suspension crane and then slowly put down, the posture of the edge block is adjusted in the suspension process so that the fixed end of the edge block faces the axis of the center block movable lifting platform 1, the edge block is placed on the edge block prepositioning platform 5, the edge block can slide on the edge block prepositioning platform 5 along the radial direction of the center block movable lifting platform 1, the edge block butt-splicing platform 4 is preset on the inner side of the edge block prepositioning platform, pushing the edge block into the edge block butt-joint platform 4 by mechanical equipment, so that the edge block fixing end is clamped at the limit end of the edge block butt-joint platform 4, the working end of the edge block butt-joint platform 4 can support the edge block to slide on the multi-station circular guide rail 3, the working end of the edge block pre-positioning placement platform 5 can slide along the central block moving lifting platform 1 in the radial direction, the working end of the edge block pre-positioning placement platform 5 can stably lift the edge block, the working end of the edge block pre-positioning placement platform 5 lifts the edge block to slide along the central block moving lifting platform 1 in the radial direction, so that the edge block fixing end can be aligned with the central block fixing end, the edge block pre-positioning placement platform 5 slightly slides on the multi-station circular guide rail 3, so that the fixing ends can be conveniently spliced, and then the edge block is manually observed, positioned and welded on the edge block pre-positioning placement platform 5 and pushed onto the edge block butt-joint platform, the side blocks are prevented from directly hanging on the side block splicing platform 4, so that the side block splicing platform 4 is prevented from being damaged by instant placement and impact; after the first side block is installed, other side blocks are installed in the same installation direction, and therefore splicing of the shield cutter head is completed.
As shown in fig. 4, the center block moving and lifting platform 1 includes: a mirror surface limit slider 1 a; and the stable lifter 1b is coaxially arranged at the top of the sliding working end of the mirror surface limiting slider 1 a.
The center block is horizontally suspended on the stabilizing lifter 1b, the quality of the center block is very large, so that the center block cannot be coaxial with the fixed end of the mirror surface limiting slider 1a, the movable end of the mirror surface limiting slider 1a can horizontally move relative to the fixed end of the mirror surface limiting slider, the center block placed at the top end of the stabilizing lifter 1b and the fixed end of the mirror surface limiting slider 1a are coaxially positioned, and the stabilizing lifter 1b is used for lifting the center block and is convenient for positioning and butting the edge blocks.
As shown in fig. 10, the radial abutment locator 2 includes: the first hydraulic cylinder 2a is arranged on the periphery of the multi-station circular guide rail 3 along the radial direction of the central block moving lifting platform 1, and an output shaft of the first hydraulic cylinder 2a horizontally faces to the axis of the central block moving lifting platform 1; the tripod 2b is vertically arranged on the output shaft of the first hydraulic cylinder 2 a; the fixed block 2c is vertically arranged at the top end of the tripod 2b and faces the side of the central block moving lifting platform 1; the output end of the second hydraulic cylinder 2d is horizontally arranged on the side, facing the central block moving lifting platform 1, of the fixed block 2c at equal intervals towards the axis of the central block moving lifting platform 1; and the abutting block 2e is vertically arranged at the output end of the second hydraulic cylinder 2 d.
After the center piece was placed on center piece removal lift platform 1, start first pneumatic cylinder 2a and make its output promote tripod 2b along moving lift platform 1 axis along radial to center piece and remove, and tripod 2b has stability, thereby make fixed block 2c slide with the equidirectional, restart second pneumatic cylinder 2d, make its output promote butt piece 2e butt in the center piece slot, thereby make the center piece coaxial thereby the location installation of being convenient for with center piece removal lift platform 1 stiff end through trilateral mutual butt effect.
As shown in fig. 7 and 9, the multi-station circular guide rail 3 includes: the second fixing ring 3a is coaxially arranged on the outer ring of the central block mobile lifting platform 1, and the top end of the second fixing ring 3a is coaxially provided with a first limiting ring 3a1 with the diameter larger than that of the second fixing ring 3 a; the bottom end of the sliding plate 3b is provided with concave wheels 3c with vertical axes in a rotating mode at equal intervals, the sliding plate 3b is arranged at the top of the second fixing ring 3a in a sliding mode through the concave wheels 3c, the groove portions of the concave wheels 3c are in butt-joint sliding fit with the inner circumferential surface and the outer circumferential surface of the first limiting ring 3a1, and the edge block splicing platform 4 is arranged at the top end of the sliding plate 3b in a radially fixed mode along the center block moving lifting platform 1.
The edge block butt-joint platform 4 is arranged on the sliding plate 3b, the bottom end of the sliding plate 3b is arranged on the first hydraulic cylinder 2a in a sliding mode through the concave wheel 3c, and the concave wheel 3c and the first hydraulic cylinder 2a limit sliding mode, so that when the edge block fixed end and the center block fixed end are located, the edge block can rotate on the second fixing ring 3a by taking the center block as an axis, and locating installation is facilitated.
As shown in fig. 7 and 10, the second fixing ring 3a is radially abutted against the retainer 2 and radially provided with a slide groove 3a 2; the multi-station circular guide rail 3 further comprises: the arc-shaped embedded guide rail 3d is arranged at the inner ring of the second fixing ring 3a in a radial sliding manner along the central block moving lifting platform 1 through the first linear guide rail 3e, and the arc-shaped embedded guide rail 3d is embedded and matched with the sliding groove 3a2 in a sliding manner; and the push plate 3f is arranged on the outer circumferential surface of the arc-shaped embedded guide rail 3d and is fixedly connected with the bottom of the sliding working end of the radial abutting positioner 2 through a push rod 3 g.
As shown in fig. 7 and 9, the edge piece splicing platform 4 includes: the third hydraulic cylinder 4a is arranged at the top of the movable working end of the multi-station circular guide rail 3 along the radial direction of the central block moving lifting platform 1; the linear lifting platform 4b is arranged at the top of the movable working end of the multi-station circular guide rail 3 in a radially sliding manner along the central block moving lifting platform 1 through a second linear guide rail 4c, and the output end of the linear lifting platform is fixedly connected with the bottom end of the linear lifting platform 4 b; the first rotating roller frame 4d is fixedly arranged at the top working end of the linear lifting platform 4 b; first spacing pin 4e and first runner frame 4d, the pin through the vertical setting of fixed hinge 4g move lift platform 1 end in first runner frame 4d towards the center block, under the operating condition, limit piece stiff end side with the pin butt.
The limit piece is pushed to first runner frame 4d through limit piece prepositioning place the platform 5 on, and the limit piece is rolling friction on first runner frame 4d, reduce and promote required dynamics, third pneumatic cylinder 4a is used for promoting sharp elevating platform 4b and slides on second linear guide 4c, sharp elevating platform 4b is for freely bearing the weight of the equipment that the heavy object goes up and down, be convenient for fix a position, first spacing pin 4e and the spacing pin 4f of second are used for restricting the limit piece stiff end and slide along radial direction, make the limit piece stiff end can be fixed a position the installation relatively central block stiff end, and fixed hinge 4g is used for after the limit piece installation, upset fixed hinge 4g makes the spacing pin 4f of second withdraw from the limit piece, thereby be convenient for reset.
As shown in fig. 7, the edge block pre-positioning platform 5 includes: second change roller frame 5a, through base 5b along the radial level setting of center piece moving lift platform 1 in 4 outer ends of limit piece butt joint platform, second change roller frame 5a is provided with towards center piece moving lift platform 1 end and is used for the gliding sliding opening 5a1 of 4 butt joints of limit piece butt joint platform.
The limit piece is through hanging the preset posture in advance and placing second commentaries on classics roller frame 5a, and sliding port 5a1 is used for the butt joint of limit piece assembly platform 4 thing platform and sliding port 5a1 to be convenient for with the second commentaries on classics roller frame 5a on the piece propelling movement to limit piece assembly platform 4, base 5b is used for fixed mounting second commentaries on classics roller frame 5 a.
As shown in fig. 6, the mirror surface restricting slider 1a includes: mirror mount 1a 1; a first fixed ring 1a2 coaxially arranged on the top end of the mirror base 1a 1; the second limit ring 1a3 is coaxially arranged at the top end of the first fixed ring 1a2, and the inner diameter of the second limit ring is smaller than that of the mirror surface base 1a 1; and the third limiting ring 1a4 is coaxially arranged at the bottom end of the stabilizing lifter 1b, the outer diameter of the third limiting ring 1a4 is smaller than the inner diameter of the first fixing ring 1a2, and the stabilizing lifter 1b is arranged at the top end of the mirror surface base 1a1 in a sliding mode through the stabilizing lifter 1 b.
The mirror surface base 1a1 top end mirror surface, thus make when the centre piece is placed on stabilizing riser 1b, promote the centre piece periphery and can make stabilizing riser 1b bottom slide on mirror surface base 1a1, and first retainer plate 1a2 and second retainer plate 1a3 are used for restricting third retainer plate 1a4 and slide, the bottom of stabilizing riser 1b is restricted at first retainer plate 1a2 inner circle through fifth retainer plate 1b4, thereby the location centre piece of sliding is convenient for.
As shown in fig. 6, the stabilizing lifter 1b includes: the lifting fixing sleeve 1b1 and a third limiting ring 1a4 are coaxially arranged at the bottom end of the lifting fixing sleeve 1b1, and the outer diameter of the lifting fixing sleeve 1b1 is smaller than the inner diameter of 1c 3; the fourth limit ring 1b2 is coaxially arranged at the top end of the mirror surface base 1a1 and the inner diameter of the fourth limit ring is smaller than the inner diameter of the lifting fixing sleeve 1b 1; the bottom end of the lifting movable sleeve 1b3 is coaxially provided with a fifth limiting ring 1b4 which is used for sliding up and down on the lifting fixed sleeve 1b 1; the lifting top plate 1b8 is coaxially arranged at the top end of the lifting movable sleeve 1b 3; fourth pneumatic cylinder 1b5 and fifth pneumatic cylinder 1b6, fourth pneumatic cylinder 1b5 is coaxial to be set up at fixed cover 1b1 top and output and lift roof 1b8 bottom fixed connection that goes up and down, fifth pneumatic cylinder 1b6 is through the vertical setting of set square 1b7 at fixed cover 1b1 top and set square 1b7 of going up and down and is vertical and lift roof 1b8 bottom fixed connection.
After the center block is placed at the top end of the lifting top plate 1b8 and is positioned, the fourth hydraulic cylinder 1b5 and the fifth limit ring 1b4 are started, the triangular plate 1b7 has stability, the output end of the hydraulic cylinder can stably lift the lifting top plate 1b8, the lifting top plate 1b8 is arranged at the top end of the lifting movable sleeve 1b3, and the lifting movable sleeve 1b3 is limited by the fifth limit ring 1b4 to be arranged in the fourth limit ring 1b2 in a sliding mode, so that the lifting center block is convenient to stabilize.
As shown in fig. 7, the outer ends of the sliding grooves 3a2 are provided with limit bars 3a3 for limiting the sliding of the arc-shaped embedded guide rail 3 d.
The stopper bar 3a3 is used to prevent the arc-shaped fitting guide rail 3d from escaping from the chute 3a2, so that the structure is more stable.
The working principle of the invention is as follows:
when the lifting device works, a center block is horizontally placed at the top of the working end of the center block moving lifting platform 1 in advance through a suspension crane, the working end of the center block moving lifting platform 1 can be stably lifted or can be translated under an external force, after the center block is horizontally placed at the working end of the center block moving lifting platform 1 through suspension, the position of the center block deviates relative to the fixed end of the center block moving lifting platform 1, so that side blocks are not conveniently positioned and installed, three radial abutting positioners 2 are started, the working ends of the radial abutting positioners 2 move radially along the center block moving lifting platform 1, so that the working ends of the radial abutting positioners 2 extend and abut in a groove on the circumferential surface of the center block, and the center block and the movable working end of the center block moving lifting platform 1 slowly move through the interaction of the three radial abutting positioners 2, so that the fixed end of the center block is coaxial with the center block moving lifting platform 1, thereby being convenient for fixedly installing the side blocks, and the center block can provide lifting force at the movable working end of the center block movable lifting platform 1, thereby being convenient for positioning and installation; when the center block is arranged at the movable working end of the center block movable lifting platform 1 and is coaxial with the fixed end of the center block movable lifting platform 1, the working end of the radial abutting positioner 2 is always abutted in the groove on the outer circumferential surface of the center block, only when the center block needs to be lifted along the axial direction, the working end of the radial abutting positioner 2 stops abutting so as to conveniently lift the center block for positioning, the edge block is suspended on the top of the edge block prepositioning platform 5 through a suspension crane and then slowly put down, the posture of the edge block is adjusted in the suspension process so that the fixed end of the edge block faces the axis of the center block movable lifting platform 1, the edge block is placed on the edge block prepositioning platform 5, the edge block can slide on the edge block prepositioning platform 5 along the radial direction of the center block movable lifting platform 1, the edge block butt-splicing platform 4 is preset on the inner side of the edge block prepositioning platform, pushing the side block into the side block butt-jointing platform 4 through mechanical equipment, so that the fixed end of the side block is clamped at the limit end of the side block butt-jointing platform 4, the working end of the side block butt-jointing platform 4 can support the side block to slide on the multi-station circular guide rail 3, the working end of the side block pre-positioning placing platform 5 can slide along the radial direction of the central block moving lifting platform 1, the working end of the side block pre-positioning placing platform 5 can stably lift the side block, the working end of the side block pre-positioning placing platform 5 lifts the side block to slide along the radial direction of the central block moving lifting platform 1, so that the fixed end of the side block can be aligned with the fixed end of the central block, the side block pre-positioning placing platform 5 slightly slides on the multi-station circular guide rail 3, so that the fixed ends can be conveniently spliced and then are positioned and welded by manual observation, the side block is placed on the side block pre-positioning placing platform 5 and then pushed, the side blocks are prevented from directly hanging on the side block splicing platform 4, so that the side block splicing platform 4 is prevented from being damaged by instant placement and impact; after the first side block is installed, other side blocks are installed in the same installation direction, and therefore splicing of the shield cutter head is completed.
Claims (10)
1. The utility model provides a shield constructs blade disc equipment of assembling which characterized in that, including: a central block moving lifting platform (1); the working ends of the three radial abutting positioners (2) are uniformly distributed on the outer ring of the central block moving lifting platform (1) along the radial direction, and the working ends of the radial abutting positioners (2) face the axis of the central block moving lifting platform (1); the multi-station circular guide rail (3) is coaxially arranged on the periphery of the central block moving lifting platform (1); the edge block splicing platform (4) is arranged at the top of the working end of the multi-station circular guide rail (3) along the radial direction of the central block moving lifting platform (1), and the working end of the edge block splicing platform (4) faces the fixed end of the central block along the radial direction; the edge block pre-positioning placing platform (5) is arranged on the outer ring of the multi-station circular guide rail (3) along the radial direction, and the edge block pre-positioning placing platform (5) moves the lifting platform (1) along the central block to radially face the outer end of the edge block splicing platform (4).
2. The shield cutterhead assembling equipment according to claim 1, wherein the center block moving lifting platform (1) comprises: a mirror surface limit slider (1 a); and the stable lifter (1b) is coaxially arranged at the top of the sliding working end of the mirror surface limiting slider (1 a).
3. The shield cutterhead assembling equipment according to claim 1, wherein the radial abutting positioner (2) comprises: the first hydraulic cylinder (2a) is radially arranged on the periphery of the multi-station circular guide rail (3) along the central block moving lifting platform (1), and an output shaft of the first hydraulic cylinder (2a) horizontally faces to the axis of the central block moving lifting platform (1); the tripod (2b) is vertically arranged on the output shaft of the first hydraulic cylinder (2 a); the fixed block (2c) is vertically arranged at the top end of the tripod (2b) and faces the side of the central block moving lifting platform (1); the output end of the second hydraulic cylinder (2d) horizontally faces the axis of the central block moving lifting platform (1) and is arranged on the side, facing the central block moving lifting platform (1), of the fixed block (2c) at equal intervals; and the abutting block (2e) is vertically arranged at the output end of the second hydraulic cylinder (2 d).
4. The shield cutter head assembling equipment according to claim 1, wherein the multi-station circular guide rail (3) comprises: the second fixing ring (3a) is coaxially arranged on the outer ring of the center block moving lifting platform (1), and the top end of the second fixing ring (3a) is coaxially provided with a first limiting ring (3a1) with the diameter larger than that of the second fixing ring (3 a); the bottom end of the sliding plate (3b) is provided with concave wheels (3c) with vertical axes in an equidistant rotating mode, the sliding plate (3b) is arranged at the top of the second fixing ring (3a) in a sliding mode through the concave wheels (3c), the groove part of each concave wheel (3c) is in butt-joint sliding fit with the inner circumferential surface and the outer circumferential surface of the first limiting ring (3a1), and the edge block splicing platform (4) is arranged at the top end of the sliding plate (3b) in a radially fixed mode along the center block moving lifting platform (1).
5. The shield cutterhead assembling equipment according to claim 1, wherein the second fixed ring (3a) is radially abutted against the positioner (2) and is radially provided with a sliding groove (3a 2); the multi-station circular guide rail (3) further comprises: the arc-shaped embedded guide rail (3d) is arranged on the inner ring of the second fixing ring (3a) in a radially sliding manner along the central block moving lifting platform (1) through the first linear guide rail (3e), and the arc-shaped embedded guide rail (3d) is embedded with the sliding groove (3a2) in a sliding manner; and the push plate (3f) is arranged on the outer circumferential surface of the arc-shaped embedded guide rail (3d) and is fixedly connected with the bottom of the sliding working end of the radial abutting positioner (2) through a push rod (3 g).
6. The shield cutterhead assembling equipment according to claim 1, wherein the side block butt-assembling platform (4) comprises: the third hydraulic cylinder (4a) is arranged at the top of the movable working end of the multi-station circular guide rail (3) along the radial direction of the central block moving lifting platform (1); the linear lifting platform (4b) is arranged at the top of the movable working end of the multi-station circular guide rail (3) in a radially sliding manner along the central block moving lifting platform (1) through a second linear guide rail (4c), and the output end of the linear lifting platform is fixedly connected with the bottom end of the linear lifting platform (4 b); the first rotating roller frame (4d) is fixedly arranged at the top working end of the linear lifting platform (4 b); first spacing pin (4e) and first runner frame (4d), the pin passes through the vertical setting of fixed hinge (4g) and removes lift platform (1) end in first runner frame (4d) towards the center block, under the operating condition, limit piece stiff end side with the pin butt.
7. The shield cutterhead assembling equipment according to claim 1, wherein the side block prepositioning placement platform (5) comprises: second changes roller frame (5a), through base (5b) along center piece removal lift platform (1) radial level setting in limit piece to piecing together platform (4) outer end, second changes roller frame (5a) and is provided with towards center piece removal lift platform (1) end and is used for limit piece to piecing together platform (4) sliding opening (5a1) that dock.
8. The shield cutterhead assembling equipment according to claim 2, wherein the mirror surface limiting slider (1a) comprises: a mirror base (1a 1); a first fixed ring (1a2) coaxially arranged at the top end of the mirror base (1a 1); the second limiting ring (1a3) is coaxially arranged at the top end of the first fixing ring (1a2) and the inner diameter of the second limiting ring is smaller than that of the mirror surface base (1a 1); the third spacing collar (1a4), coaxial setting is in stabilizing riser (1b) bottom, third spacing collar (1a4) external diameter is less than first retainer plate (1a2) internal diameter, it sets up on mirror surface base (1a1) top to stabilize riser (1b) through stabilizing riser (1b) slip.
9. The shield cutterhead assembling equipment according to claim 2, wherein the stabilizing lifter (1b) comprises: the lifting fixing sleeve (1b1), a third limiting ring (1a4) is coaxially arranged at the bottom end of the lifting fixing sleeve (1b1), and the outer diameter of the lifting fixing sleeve (1b1) is smaller than the inner diameter of 1c 3; the fourth limit ring (1b2) is coaxially arranged at the top end of the mirror surface base (1a1) and the inner diameter of the fourth limit ring is smaller than that of the lifting fixing sleeve (1b 1); the bottom end of the lifting movable sleeve (1b3) is coaxially provided with a fifth limiting ring (1b4) which is used for sliding up and down on the lifting fixed sleeve (1b 1); the lifting top plate (1b8) is coaxially arranged at the top end of the lifting movable sleeve (1b 3); fourth pneumatic cylinder (1b5) and fifth pneumatic cylinder (1b6), fourth pneumatic cylinder (1b5) coaxial setting is at fixed cover (1b1) top and output and lift roof (1b8) bottom fixed connection that goes up and down, fifth pneumatic cylinder (1b6) are through set-square (1b7) vertical setting at fixed cover (1b1) top and set-square (1b7) of going up and down and are vertical with lift roof (1b8) bottom fixed connection that goes up and down.
10. The shield cutterhead assembling equipment according to claim 4, wherein limiting strips (3a3) for limiting the arc-shaped embedded guide rails (3d) from sliding off are arranged at two ends of the outer side of the sliding groove (3a 2).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010526997.XA CN111805135B (en) | 2020-06-11 | 2020-06-11 | Shield cutter head assembling equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010526997.XA CN111805135B (en) | 2020-06-11 | 2020-06-11 | Shield cutter head assembling equipment |
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| CN111805135A true CN111805135A (en) | 2020-10-23 |
| CN111805135B CN111805135B (en) | 2022-02-22 |
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| CN109396810A (en) * | 2018-12-25 | 2019-03-01 | 中铁隧道局集团有限公司 | A kind of shield cutter assembly workbench and its assembling method |
| CN209635342U (en) * | 2019-03-08 | 2019-11-15 | 无锡意佳工业设备制造有限公司 | Machine device on the material of pressure testing platform |
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| JP2002233918A (en) * | 2001-02-05 | 2002-08-20 | Auto Network Gijutsu Kenkyusho:Kk | Caulking press-bonding device for cylindrical member |
| CN103321647A (en) * | 2013-01-22 | 2013-09-25 | 上海振华重工(集团)股份有限公司 | Shield cutter head and manufacturing method thereof |
| CN107088729A (en) * | 2017-05-26 | 2017-08-25 | 镇江科美机械制造有限公司 | A kind of wheel rim holds round welding device |
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| CN111805135B (en) | 2022-02-22 |
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Effective date of registration: 20220128 Address after: No. 9700, jiangzhitang 7th Road, Heshan City, Guangdong Province Applicant after: GUANGDONG XINLONG TUNNEL EQUIPMENT Co.,Ltd. Address before: 400000 No.73 Xiahe street, Shilong Town, Banan District, Chongqing Applicant before: Tan Jinquan |
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