CN113371586A - Multiple tool bit quick replacement device of tunnel shield machine - Google Patents
Multiple tool bit quick replacement device of tunnel shield machine Download PDFInfo
- Publication number
- CN113371586A CN113371586A CN202110573154.XA CN202110573154A CN113371586A CN 113371586 A CN113371586 A CN 113371586A CN 202110573154 A CN202110573154 A CN 202110573154A CN 113371586 A CN113371586 A CN 113371586A
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- Prior art keywords
- pair
- rotating
- telescopic
- shield machine
- slings
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/0642—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield having means for additional processing at the front end
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
- E21D9/087—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
Abstract
The invention discloses a multiple cutter head quick replacement device of a tunnel shield machine, which comprises a shield machine main body, a hanging beam, a pair of telescopic slings and a pair of auxiliary slings, wherein the hanging beam is arranged on the top side of the shield machine main body, the pair of telescopic slings are arranged on two sides of the end part of the hanging beam, the pair of auxiliary slings are arranged on the end part of the hanging beam and positioned on two sides of the pair of telescopic slings, and the pair of auxiliary slings are provided with a pair of rotary disassembly structures at the end parts. The operation is simpler and quicker, and the replacement efficiency is improved.
Description
Technical Field
The invention relates to the technical field of shield machine maintenance, in particular to a quick changing device for multiple cutter heads of a tunnel shield machine.
Background
The shield machine is important excavation equipment in a series of engineering construction of tunnels, pipelines and the like, the shield machine plays a role in crushing important cutter bits in the working process, the cutter bits are used as parts which are most easily worn and need to be replaced and repaired regularly, in the replacement process of the shield machine at the present stage, most of the disassembled shield cutter bodies are transported through hoisting equipment, but the positions of the fixed shield cutter bits still need to be manually disassembled, so that the replacement of the shield cutter bits is very tired for workers at the present stage, and the tunnel is developed by aiming at the problems in the deep research.
Disclosure of Invention
The invention aims to solve the problems, designs a rapid changing device for various cutter heads of a tunnel shield machine, and solves the problems of the prior art.
The technical scheme of the invention for realizing the aim is as follows: the tunnel shield machine multiple-tool-bit quick replacement device comprises a shield machine main body, a hanging beam, a pair of telescopic slings and a pair of auxiliary slings, wherein the hanging beam is installed on the top side of the shield machine main body, the pair of telescopic slings are installed on two sides of the end part of the hanging beam, the pair of auxiliary slings are installed on the end part of the hanging beam and located on two sides of the pair of telescopic slings, a pair of rotary disassembly structures are arranged on the end parts of the pair of auxiliary slings, a pair of hoisting mechanisms are arranged on the end parts of the pair of telescopic slings, and a pair of head-changing clamping devices are arranged on the pair of hoisting mechanisms;
hoisting machine constructs includes: the device comprises a fixed seat, a rotating seat, a pair of fixed plates, a pair of rotating shafts, a rotating groove, a rotating rod, a short shaft pin, an anchoring push rod, a fixed hook and an auxiliary regulator;
the fixing base is installed to flexible hoist cable tip, movable mounting has the roating seat on the fixing base, be equipped with the fixed plate of a pair of relative setting on the roating seat, it is a pair of rotatory hole has been seted up on the fixed plate respectively, it inlays and is equipped with a pair of rotation axis in a pair of to trade first holder tip in the roating hole, one of them a pair of the fixed plate and be located the rotatory hole top and set up the rotation groove of arc structure, the tip of trade first holder is equipped with the dwang and inlays and adorn in rotating the inslot, one side is equipped with the short pivot on the fixing base, the short pivot is overlapped and is equipped with the anchor push rod, the flexible serving of anchor push rod is equipped with the fixed hook, be equipped with the auxiliary regulator on the dwang and between the fixing base.
The head replacement holder comprises: the device comprises a connecting rod, a supporting block, a pair of chutes, two pairs of arc-lacking loop bars and a pair of lead screw modules;
the connecting rod both sides are equipped with a pair of rotation axis and inlay and adorn in a pair of the swivelling joint is downthehole, connecting rod top one side is equipped with the dwang, the connecting rod bottom is equipped with the supporting shoe and exposes in a pair of the fixed plate bottom, a pair of parallel spout is seted up to the supporting shoe bottom surface, and two pairs of mirror image structure's lack arc loop bar assembly is in a pair of in the spout, and a pair of be equipped with respectively in the spout a pair of mirror image motion's lead screw module respectively with two pairs lack the arc loop bar and be connected.
The rotary dismounting structure includes: the movable joint, the holding sleeve, the driving motor, the rotating shaft, the rotating groove, the fixed magnetic block and the dismounting block;
the utility model discloses a hoist cable, including supplementary hoist cable tip, the cover is equipped with in the activity knot, the cover is gripped to the supplementary hoist cable tip, the activity is tied and is equipped with the activity knot, be equipped with the cover that grips on the activity knot, it is equipped with driving motor to grip the cover inlays in the cover, be equipped with the axis of rotation on driving motor's the drive end, it is equipped with the swivelling chute to grip the cover tip, swivelling chute inner center is equipped with fixed magnetic path, swivelling chute inner movable mounting has the dismantlement piece, dismantle piece and axis of rotation end connection.
The auxiliary regulator includes: the support plate, the telescopic push rod and the fixing ring;
the rotary seat is characterized in that a supporting plate is arranged on one side of the rotary seat, a telescopic push rod is movably mounted on the supporting plate, and a fixing ring is arranged at the telescopic end of the telescopic push rod and sleeved on the rotating rod.
The fixing seat is a seat disc type structure body made of steel, a fixing pin in an inverted T shape is arranged at the center of the bottom surface of the fixing seat, and the top end of the rotating seat is in an annular structure and sleeved on the fixing pin.
The tail end of the anchoring push rod is provided with an annular sleeve which is sleeved on the short shaft pin, and the anchoring push rod is connected with the annular sleeve through a pin shaft.
The end parts of the pair of rotating shafts are sleeved with a pair of limiting sleeves which are arranged on the outer sides of the pair of fixing plates.
The bottom ends of the pair of fixing plates are of semicircular structures.
The grip sleeve is a cylindrical friction-grain sleeve body, and a dismounting groove with a hexagonal structure is formed in the inner side of the dismounting block.
A pair of telescopic grooves are formed in two sides of the end portion of the hanging beam in a mirror image mode, and a pair of telescopic lassos respectively penetrate through the pair of telescopic grooves.
The multiple cutter head quick replacement device of the tunnel shield machine, which is manufactured by the technical scheme of the invention, has the advantages of simple structure and convenience in operation, two sets of hoisting equipment can synchronously move the old cutter head and the new cutter head down to the replacement station, the rotary disassembly structure is hoisted by the auxiliary sling, and the rotary disassembly structure is used for rotatably disassembling the bolt for fixing the old cutter head, so that the disassembly process is greatly facilitated, the disassembly personnel do not need to use too much force, the operation is simpler and quicker, and the replacement efficiency is improved.
Drawings
Fig. 1 is a schematic structural view of a quick changing device for multiple cutter heads of a tunnel shield machine according to the invention.
Fig. 2 is a schematic side view of a rapid changing device for multiple cutter heads of a tunnel shield machine according to the present invention.
Fig. 3 is a schematic view of a partial cross-sectional structure of a rapid changing device for multiple cutter heads of a tunnel shield machine according to the present invention.
Fig. 4 is a partial schematic bottom view of the multiple cutter head quick-change device of the tunnel shield machine according to the present invention.
Fig. 5 is a partially enlarged structural schematic view of the multiple cutter head quick replacement device of the tunnel shield machine.
In the figure: 1. a shield tunneling machine main body; 2. a hanging beam; 3. a telescopic sling; 4. an auxiliary sling; 5. a fixed seat; 6. a rotating base; 7. a fixing plate; 8. a rotating shaft; 9. a rotating groove; 10. rotating the rod; 11. a short shaft pin; 12. anchoring the push rod; 13. a fixed hook; 14. an auxiliary regulator; 15. a connecting rod; 16. a support block; 17. a chute; 18. a broken arc loop bar; 19. a screw rod module; 20. a movable knot; 21. a grip sleeve; 22. a drive motor; 23. a rotating shaft; 24. a rotating tank; 25. a fixed magnetic block; 26. disassembling the block; 27. a fixing pin; 28. an annular sleeve; 29. a limiting sleeve; 1401. a support plate; 1402. a telescopic push rod; 1403. and (4) fixing the ring.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings, and as shown in fig. 1-5, the embodiment is characterized in that the multiple tool bit quick replacement device of the tunnel shield machine comprises a shield machine main body 1, a hanging beam 2, a pair of telescopic slings 3 and a pair of auxiliary slings 4, wherein the hanging beam 2 is installed on the top side of the shield machine main body 1, the pair of telescopic slings 3 are installed on two sides of the end part of the hanging beam 2, the pair of auxiliary slings 4 are installed on the end part of the hanging beam 2 and are positioned on two sides of the pair of telescopic slings 3, a pair of rotary disassembly structures are arranged on the end parts of the pair of auxiliary slings 4, a pair of hoisting mechanisms are arranged on the end parts of the pair of telescopic slings 3, and a pair of head replacement clampers are arranged on the pair of hoisting mechanisms; hoisting machine constructs and includes: the device comprises a fixed seat 5, a rotating seat 6, a pair of fixing plates 7, a pair of rotating shafts 8, a rotating groove 9, a rotating rod 10, a short shaft pin 11, an anchoring push rod 12, a fixing hook 13 and an auxiliary regulator 14; the end part of a telescopic sling 3 is provided with a fixed seat 5, a rotating seat 6 is movably arranged on the fixed seat 5, a pair of fixing plates 7 which are oppositely arranged are arranged on the rotating seat 6, a pair of rotating holes are respectively arranged on the pair of fixing plates 7, the end part of a head-changing clamp is provided with a pair of rotating shafts 8 which are embedded in the pair of rotating holes, a rotating groove 9 with an arc-shaped structure is arranged on one of the pair of fixing plates 7 and above the rotating hole, the end part of the head-changing clamp is provided with a rotating rod 10 which is embedded in the rotating groove 9, one side of the fixed seat 5 is provided with a short shaft pin 11, the short shaft pin 11 is sleeved with an anchoring push rod 12, a fixed hook 13 is arranged on the telescopic end of the anchoring push rod 12, and an auxiliary regulator 14 is arranged between the rotating rod 10 and the fixed seat 5; this multiple tool bit quick replacement device of tunnel shield machine, simple structure, convenient operation has two sets of lifting device and can be in the same direction as the change station under synchronous with old tool bit and new tool bit, through the rotatory dismantlement structure of supplementary hoist cable hoist and mount, utilize the rotatory bolt of fixing old tool bit of rotatory dismantlement structure to get off, very big has made things convenient for the dismantlement process, need not dismantle that personnel use too much strength, the operation is also more simple, and is quick, has improved change efficiency.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.
Example (b): according to the attached drawings 1-5 of the specification, the device for rapidly replacing multiple cutter heads of the tunnel shield machine comprises a shield machine main body 1, a hanging beam 2, a pair of telescopic slings 3 and a pair of auxiliary slings 4, wherein the hanging beam 2 is arranged on the top side of the shield machine main body 1, the pair of telescopic slings 3 are arranged on two sides of the end part of the hanging beam 2, the pair of auxiliary slings 4 are arranged on the end part of the hanging beam 2 and are positioned on two sides of the pair of telescopic slings 3, the pair of auxiliary slings 4 are provided with a pair of rotary disassembly structures, the pair of telescopic slings 3 are provided with a pair of hoisting mechanisms, the pair of hoisting mechanisms are provided with a pair of head-changing clamps, in the specific implementation process, a separation plate is arranged between the machine head of the shield machine main body 1 and the rear structure of the shield machine main body 1, the top end of the separation plate is provided with a through groove for the hanging beam 2 to extend out, an access door is arranged on the separation plate for workers to enter, two sides of the end part of the hanging beam 2 are provided with a pair of telescopic grooves in a mirror image, the pair of telescopic lassos respectively penetrate through the pair of telescopic grooves, the replaced tool bit is hoisted by matching a hoisting mechanism at the end parts of the pair of telescopic lassos with the pair of bit holders, a new tool bit is hoisted correspondingly, the bolt for fixing the tool bit is quickly rotated down by a pair of rotary dismounting structures at the end parts of the auxiliary slings 4 and is temporarily fixed, and then the new tool bit is replaced;
as can be seen from the attached figures 1-5 of the specification, the hoisting mechanism comprises: the fixing seat 5, the rotating seat 6, the pair of fixing plates 7, the pair of rotating shafts 8, the rotating groove 9, the rotating rod 10, the short shaft pin 11, the anchoring push rod 12, the fixing hook 13 and the auxiliary adjuster 14 are connected and positioned as follows;
the end part of a telescopic sling 3 is provided with a fixed seat 5, a rotating seat 6 is movably arranged on the fixed seat 5, a pair of fixing plates 7 which are oppositely arranged are arranged on the rotating seat 6, a pair of rotating holes are respectively arranged on the pair of fixing plates 7, the end part of a head-changing clamp is provided with a pair of rotating shafts 8 which are embedded in the pair of rotating holes, a rotating groove 9 with an arc-shaped structure is arranged on one of the pair of fixing plates 7 and above the rotating hole, the end part of the head-changing clamp is provided with a rotating rod 10 which is embedded in the rotating groove 9, one side of the fixed seat 5 is provided with a short shaft pin 11, the short shaft pin 11 is sleeved with an anchoring push rod 12, a fixed hook 13 is arranged on the telescopic end of the anchoring push rod 12, and an auxiliary regulator 14 is arranged between the rotating rod 10 and the fixed seat 5;
the auxiliary regulator 14 includes: a support plate 1401, a telescopic rod 1402 and a fixing ring 1403;
a supporting plate 1401 is arranged at one side of the rotating seat 6, a telescopic push rod 1402 is movably arranged on the supporting plate 1401, and a fixing ring 1403 is arranged at the telescopic end of the telescopic push rod 1402 and sleeved on the rotating rod 10.
In the specific implementation process, the fixing seat 5 is a steel seat disk structure, the bottom center of the fixing seat 5 is provided with an inverted T-shaped fixing pin 27, the top end of the rotating seat 6 is in an annular structure and sleeved on the fixing pin 27, the fixing plates 7 on two sides of the rotating seat 6 are used for clamping and fixing the tail end of a head changing clamp, two sides of the head changing clamp are fixed on the fixing plates 7 through a rotating shaft 8, a rotating rod 10 is pushed by an auxiliary regulator 14 to move in a rotating groove 9, so that the orientation of the auxiliary regulator 14 is changed, the tool bit is conveniently aligned or the angle of the tool bit is conveniently adjusted, when an old tool bit is disassembled, an anchoring push rod 12 movably fixed by a short shaft pin 11 on the fixing seat 5 is utilized, the tail end of the anchoring push rod 12 is provided with an annular sleeve 28 and sleeved on the short shaft pin 11, the anchoring push rod 12 is connected with the annular sleeve 28 through a pin shaft, the telescopic end of the anchoring push rod 12 is aligned to the inner side of the shield tunneling machine main body 1 by rotating the anchoring push rod 12, then, the inner side of the shield machine main body 1 is hooked by a fixed hook 13 on the telescopic end of the anchoring push rod 12, the telescopic push rod 1402 is fixed by the supporting plate 1401, and the telescopic end of the telescopic push rod 1402 pushes the fixed ring 1403 to drive the rotating rod 10 to do arc motion in the rotating groove 9 by adjusting the telescopic push rod 1402.
As can be seen from fig. 1 to 5 of the specification, the head changing gripper comprises: the connecting rod 15, the supporting block 16, a pair of chutes 17, two pairs of arc-lacking loop bars 18 and a pair of screw rod modules 19 are connected and positioned as follows;
the two sides of the connecting rod 15 are provided with a pair of rotating shafts 8 which are embedded in a pair of rotating holes, one side of the top end of the connecting rod 15 is provided with a rotating rod 10, the bottom end of the connecting rod 15 is provided with a supporting block 16 which is exposed at the bottom end of the pair of fixing plates 7, the bottom surface of the supporting block 16 is provided with a pair of parallel sliding grooves 17, the two pairs of arc-lacking loop bars 18 with mirror image structures are assembled in the pair of sliding grooves 17, and the pair of sliding grooves 17 are respectively provided with a pair of screw rod modules 19 which move in a mirror image mode and are respectively connected with the two pairs of arc-lacking loop bars 18.
In the specific implementation process, a pair of fixed plate 7 bottom is semi-circular structure, avoid influencing the motion of supporting shoe 16, dwang 10 through adjusting the connecting rod 15 tip moves in rotating groove 9, and then utilize the fixed action drive connecting rod 15 of a pair of rotation axis 8 to rotate, 8 tip covers of a pair of rotation axis are equipped with a pair of stop collar 29 and install in a pair of fixed plate 7 outside, rotate through driving a pair of lead screw module 19, and then drive two pairs and lack arc loop bar 18 relative motion in a pair of spout 17, thereby shorten or enlarge the interval that a pair lacks arc loop bar 18, can grasp the tool bit when two pairs lack the interval of arc loop bar 18 and shorten.
As can be seen from fig. 1 to 5 of the specification, the above-mentioned rotary dismounting structure includes: the movable knot 20, the holding sleeve 21, the driving motor 22, the rotating shaft 23, the rotating groove 24, the fixed magnetic block 25 and the detaching block 26 are connected and positioned as follows;
the end part of the auxiliary sling 4 is provided with a movable knot 20, the movable knot 20 is provided with a holding sleeve 21, a driving motor 22 is embedded in the holding sleeve 21, the driving end of the driving motor 22 is provided with a rotating shaft 23, the end part of the holding sleeve 21 is provided with a rotating groove 24, the center in the rotating groove 24 is provided with a fixed magnet 25, a dismounting block 26 is movably arranged in the rotating groove 24, and the dismounting block 26 is connected with the end part of the rotating shaft 23.
In the specific implementation process, the holding sleeve 21 is a cylindrical friction sleeve body with a cylindrical structure, the inner side of the detaching block 26 is provided with a detaching groove with a hexagonal structure, a user enables the detaching block 26 in the rotating groove 24 to be sleeved at the end of the detaching bolt through the holding sleeve 21, the driving motor 22 is started to drive the rotating shaft 23 to rotate, and then the rotating shaft 23 drives the detaching block 26 to rotate in the rotating groove 24, so that the detaching bolt is driven to rotate, thereby unlocking an old cutter head, and the fixed magnetic block 25 attracts the detached bolt through magnetic force.
To sum up the totality can know, this tunnel shield constructs multiple tool bit quick replacement device of machine, simple structure, convenient operation has two sets of lifting device and can be in the same direction as the change station under synchronous with old tool bit and new tool bit, through supplementary hoist cable 4 hoist and mount rotatory dismantlement structure, utilize the rotatory bolt rotation dismantlement that the rotatory dismantlement structure will fix old tool bit to get off, very big has made things convenient for the dismantlement process, need not dismantle the too much strength of personnel use, the operation is also more simple, and is quick, has improved change efficiency.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (10)
1. The tunnel shield machine multiple-cutter-head quick replacement device comprises a shield machine main body (1), a hanging beam (2), a pair of telescopic slings (3) and a pair of auxiliary slings (4), and is characterized in that the hanging beam (2) is installed on the top side of the shield machine main body (1), the pair of telescopic slings (3) are installed on two sides of the end part of the hanging beam (2), the pair of auxiliary slings (4) are installed on the end part of the hanging beam (2) and located on two sides of the pair of telescopic slings (3), a pair of rotary disassembly structures are arranged on the end parts of the pair of auxiliary slings (4), a pair of hoisting mechanisms are arranged on the end parts of the pair of telescopic slings (3), and a pair of head-changing clamp holders are arranged on the pair of hoisting mechanisms;
hoisting machine constructs includes: the device comprises a fixed seat (5), a rotating seat (6), a pair of fixed plates (7), a pair of rotating shafts (8), a rotating groove (9), a rotating rod (10), a short shaft pin (11), an anchoring push rod (12), a fixed hook (13) and an auxiliary regulator (14);
a fixed seat (5) is arranged at the end part of the telescopic sling (3), a rotating seat (6) is movably arranged on the fixed seat (5), a pair of fixed plates (7) which are oppositely arranged are arranged on the rotating seat (6), a pair of rotating holes are respectively arranged on the pair of fixed plates (7), the end part of the head-changing clamper is provided with a pair of rotating shafts (8) which are embedded in a pair of rotating holes, one fixing plate (7) of the pair is provided with a rotating groove (9) with an arc structure above the rotating holes, the end part of the head-changing clamp holder is provided with a rotating rod (10) which is embedded in a rotating groove (9), a short shaft pin (11) is arranged on one side of the fixed seat (5), an anchoring push rod (12) is sleeved on the short shaft pin (11), the flexible end of anchor push rod (12) is equipped with fixed hook (13), be equipped with auxiliary regulator (14) on dwang (10) and between fixing base (5).
2. The multiple bit quick change device of a tunnel shield machine of claim 1, wherein the bit holder comprises: the device comprises a connecting rod (15), a supporting block (16), a pair of sliding chutes (17), two pairs of arc-lacking loop bars (18) and a pair of lead screw modules (19);
connecting rod (15) both sides are equipped with a pair of rotation axis (8) and inlay and adorn in a pair of in the swivelling joint, connecting rod (15) top one side is equipped with dwang (10), connecting rod (15) bottom is equipped with supporting shoe (16) and exposes in a pair of fixed plate (7) bottom, a pair of parallel spout (17) have been seted up to supporting shoe (16) bottom surface, and two pairs of mirror image structure lack arc loop bar (18) assemble in a pair of spout (17), and a pair of be equipped with a pair of mirror image motion in spout (17) lead screw module (19) respectively with two pairs lack arc loop bar (18) and be connected.
3. The multiple bit quick change apparatus of a tunnel shield machine of claim 1, wherein the rotary disassembly feature comprises: the device comprises a movable knot (20), a holding sleeve (21), a driving motor (22), a rotating shaft (23), a rotating groove (24), a fixed magnetic block (25) and a dismounting block (26);
supplementary hoist cable (4) tip is equipped with activity knot (20), be equipped with on the activity knot (20) and grip cover (21), it is equipped with driving motor (22) to grip the embedded driving motor (22) that is equipped with of cover (21), be equipped with axis of rotation (23) on the drive end of driving motor (22), it is equipped with rotatory groove (24) to grip cover (21) tip, rotatory groove (24) inner center is equipped with fixed magnetic path (25), movable mounting has dismantlement piece (26) in rotatory groove (24), dismantle piece (26) and axis of rotation (23) end connection.
4. The multiple bit quick change device of a tunnel shield machine according to claim 1, characterized in that the auxiliary adjuster (14) comprises: a supporting plate (1401), a telescopic push rod (1402) and a fixing ring (1403);
a supporting plate (1401) is arranged on one side of the rotating seat (6), a telescopic push rod (1402) is movably mounted on the supporting plate (1401), and a fixing ring (1403) is arranged at the telescopic end of the telescopic push rod (1402) and sleeved on the rotating rod (10).
5. The multiple cutter head quick replacement device for the tunnel shield machine according to claim 1, wherein the fixing seat (5) is a steel seat disk structure, the center of the bottom surface of the fixing seat (5) is provided with a fixing pin (27) in an inverted T shape, and the top end of the rotating seat (6) is in an annular structure and is sleeved on the fixing pin (27).
6. The multiple cutter head quick replacing device for the tunnel shield machine according to claim 1, wherein an annular sleeve (28) is arranged at the tail end of the anchoring push rod (12) and sleeved on the short shaft pin (11), and the anchoring push rod (12) is connected with the annular sleeve (28) through a pin shaft.
7. The multiple cutter head quick-change device for the tunnel shield machine according to claim 2, wherein a pair of limiting sleeves (29) are sleeved at the end parts of the pair of rotating shafts (8) and are arranged outside the pair of fixing plates (7).
8. The multiple cutter head quick-change device of the tunnel shield machine according to claim 2, wherein the bottom ends of the pair of fixing plates (7) are semicircular structures.
9. The multiple cutter head quick-changing device for the tunnel shield machine according to claim 3, wherein the holding sleeve (21) is a cylindrical friction-textured sleeve body, and the inner side of the disassembling block (26) is provided with a disassembling groove with a hexagonal structure.
10. The multiple cutter head quick replacement device for the tunnel shield tunneling machine according to claim 1, wherein a pair of telescopic grooves are formed in two sides of the end portion of the hanging beam (2) in a mirror image mode, and a pair of telescopic lassos respectively penetrate through the pair of telescopic grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110573154.XA CN113371586B (en) | 2021-05-25 | 2021-05-25 | Multiple tool bit quick replacement device of tunnel shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110573154.XA CN113371586B (en) | 2021-05-25 | 2021-05-25 | Multiple tool bit quick replacement device of tunnel shield machine |
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| Publication Number | Publication Date |
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| CN113371586A true CN113371586A (en) | 2021-09-10 |
| CN113371586B CN113371586B (en) | 2022-03-25 |
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| CN202110573154.XA Active CN113371586B (en) | 2021-05-25 | 2021-05-25 | Multiple tool bit quick replacement device of tunnel shield machine |
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| CN211895696U (en) * | 2020-01-14 | 2020-11-10 | 中铁一局集团有限公司 | A hook assembly for hoisting shield constructs quick-witted blade disc |
| CN214818285U (en) * | 2021-05-25 | 2021-11-23 | 苏州中车建设工程有限公司 | Multiple tool bit quick replacement device suitable for tunnel shield constructs machine |
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2021
- 2021-05-25 CN CN202110573154.XA patent/CN113371586B/en active Active
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| WO2008090623A1 (en) * | 2007-01-26 | 2008-07-31 | Kawasaki Jukogyo Kabushiki Kaisha | Shield machine |
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| CN211895696U (en) * | 2020-01-14 | 2020-11-10 | 中铁一局集团有限公司 | A hook assembly for hoisting shield constructs quick-witted blade disc |
| CN214818285U (en) * | 2021-05-25 | 2021-11-23 | 苏州中车建设工程有限公司 | Multiple tool bit quick replacement device suitable for tunnel shield constructs machine |
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| CN113371586B (en) | 2022-03-25 |
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