CN109437027B - Cutter lifting device of shield tunneling machine - Google Patents
Cutter lifting device of shield tunneling machine Download PDFInfo
- Publication number
- CN109437027B CN109437027B CN201811551877.4A CN201811551877A CN109437027B CN 109437027 B CN109437027 B CN 109437027B CN 201811551877 A CN201811551877 A CN 201811551877A CN 109437027 B CN109437027 B CN 109437027B
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- CN
- China
- Prior art keywords
- lifting
- rod body
- connecting plate
- lifting device
- fixedly connected
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
- B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
Abstract
The invention discloses a shield tunneling machine cutter lifting device which comprises a lifting device, wherein the lifting device comprises a lifting shaft, a connecting plate, a rod body and a lifting hook; one end of the lifting shaft is used for being fixedly connected with a grabbing head of the splicing machine, and the other end of the lifting shaft is fixed at the bottom of the connecting plate; one end of the rod body is fixedly connected to the side surface of the connecting plate, the other end of the rod body is connected to the lifting hook, and the lifting hook can rotate around the radial end of the rod body; when the grabbing and lifting head of the splicing machine is fixedly connected with the lifting shaft, the rotary lifting of the segment splicing lifting device is utilized to drive the change of the height of the lifting device, so that the cutter hung at the lifting hook is transported to the shield cabin. By adopting the design, the lifting device disclosed by the invention is simple and reliable in structure, and the lifting shaft is grabbed and lifted by the grabbing head of the assembly machine on the existing shield machine, so that the whole device is driven to move.
Description
Technical Field
The invention relates to a shield mechanism, in particular to a shield machine cutter lifting device.
Background
The cutter on the shield machine is a wearing part, and after the shield machine is used for a period of time, the cutter can be severely worn, and at the moment, the cutter needs to be replaced, so that the shield machine can keep a good working state. However, the existing tool replacement is very troublesome, the labor intensity of workers is high, and the replacement efficiency is low.
The utility model discloses a shield constructs quick-witted cutter hoisting structure of bulletin number CN 204702458U, as shown in FIG. 1, including bed plate 1', be provided with hoist and mount seat 2' on the bed plate 1', be provided with driving motor 3' on the hoist and mount seat 2', driving motor 3' drive is connected with a ball seat 4', be provided with ball 5' in the ball seat 4', be connected with a movable block 6' on the ball 5', be connected with a hoist and mount pole 7' on the movable block 6', be connected with a hoist and mount hook 8' on the hoist and mount pole 7' because of the cutter needs to hoist to shield constructs the machine cabin, and the cabin mounted position is generally installed at shield constructs the machine top, the altitude fall is big, the drawback that adopts above-mentioned scheme to cause: 1. the single cutter of the shield machine is generally above 150kg, and the ball screw 5' is easy to bend and deform under the condition of long-distance load; 2. the ball screw 5' has high requirements on structure and installation precision, high processing cost and high requirements on use environment; 3. the ball screw 5' is adopted for transmission, and a complex power system and a matched structure and device are required.
In view of the above, the present inventors have developed a shield tunneling machine tool lifting device that overcomes the above-mentioned drawbacks.
Disclosure of Invention
The invention aims to provide the shield machine cutter lifting device which has a simple and reliable structure, high-efficiency and stable performance and does not need to add an additional power device.
In order to achieve the above object, the solution of the present invention is: the cutter lifting device of the shield tunneling machine comprises a lifting device, wherein the lifting device comprises a lifting shaft, a connecting plate, a rod body and a lifting hook; one end of the lifting shaft is used for being fixedly connected with a grabbing head of the splicing machine, and the other end of the lifting shaft is fixed at the bottom of the connecting plate; one end of the rod body is fixedly connected to the side surface of the connecting plate, the other end of the rod body is connected to the lifting hook, and the lifting hook can rotate around the radial end of the rod body; when the grabbing and lifting head of the splicing machine is fixedly connected with the lifting shaft, the rotary lifting of the segment splicing lifting device is utilized to drive the change of the height of the lifting device, so that the cutter hung at the lifting hook is transported to the shield cabin.
Further, the lifting shaft is detachably and fixedly connected to the bottom of the connecting plate.
Further, a clamping plate is detachably and fixedly connected to the connecting plate, the clamping plate is provided with a notch, the lifting shaft is provided with an annular groove, the lifting shaft penetrates through a through hole formed in the bottom of the connecting plate, and the clamping plate notch and the lifting shaft annular groove are mutually abutted and matched, so that the lifting shaft is detachably and fixedly connected to the bottom of the connecting plate.
Further, the lifting hook can rotate around the radial end of the rod body through arranging the knuckle bearing assembly.
Further, body of rod one end fixed connection is in the side of connecting plate, and another end fixed connection connecting axle, connecting axle install at the hole of joint bearing subassembly and outwards extend, and this extension joint jump ring is used for restricting the axial displacement of joint bearing subassembly.
Further, the rod body is of a telescopic tube structure, and the length of the telescopic tube structure is adjustable.
Further, a chain block is additionally arranged at the bottom of the lifting hook.
Further, the rod body is connected with an ear plate at one end fixedly connected with the side face of the connecting plate.
Compared with the prior art, the invention has the following beneficial effects: according to the cutter lifting device of the shield machine, a power device is not required to be additionally arranged, an existing splicing machine grabbing and lifting head on the shield machine is utilized to grab and lift a lifting shaft, and the rotating lifting of the segment splicing and lifting device is used to drive the change of the height of the lifting device, so that the cutter hung at the lifting hook is transported to a shield cabin; meanwhile, as the grabbing and lifting force of the splicing machine can reach more than 5 tons, the splicing machine is used as a power source, so that multiple cutters can be lifted at one time, and the cutter replacing efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of a conventional shield tunneling machine cutter lifting device;
FIG. 2 is a combined schematic diagram of the present invention for achieving single tool lifting;
FIG. 3 is a combined schematic diagram of the present invention for effecting lifting of at least two tools;
FIG. 4 is a perspective view of the present invention;
FIG. 5 is an exploded perspective view of the present invention;
fig. 6 is a schematic view of the lifting state of the present invention.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 2 to 6, the cutter lifting device of the shield tunneling machine disclosed by the invention comprises a lifting device 100, wherein the lifting device 100 comprises a lifting shaft 1, a connecting plate 2, a rod body 3 and a lifting hook 4, one end of the lifting shaft 1 is used for being fixedly connected with a grabbing and lifting head 5 of an assembling machine, the other end of the lifting shaft is fixed at the bottom of the connecting plate 2, one end of the rod body 3 is fixedly connected to the side surface connected with the connecting plate 2, the other end of the rod body is connected to the lifting hook 4, and the lifting hook 4 can rotate around the radial end of the rod body 3. The mode of fastening connection of the lifting shaft 1 and the assembling machine grabbing head 5 is preferably that the assembling lifting buckle head arranged in the assembling machine grabbing head 5 acts on the lifting shaft 1 to enable the lifting shaft 1 to be fastened and connected with the assembling machine grabbing head 5. Specifically, the lifting process of the invention is as follows: as shown in fig. 6, initially, the cutter 300 hung at the hook 4 is located below the shield cabin; then, when the splicing machine grabbing and lifting head 5 is mutually and tightly connected with the lifting shaft 1, the lifting device 100 is driven to move from the position 1 to the position 2 by rotating and lifting the existing segment splicing and lifting device 200 on the shield machine, and finally the segment splicing and lifting device stays at the position 3 to finish lifting of the cutter 300, and finally the cutter is transported by the cabin crane. The cutter lifting device of the shield machine does not need to additionally increase a power device, the lifting shaft 1 is grabbed and lifted by utilizing the existing grabbing and lifting head 5 of the splicing machine on the shield machine, and the lifting device 100 is driven to move by rotating and lifting the segment splicing and lifting device 200.
The lifting hook 4 rotates around the radial end of the rod body 3, preferably, as shown in fig. 5, the lifting hook 4 can rotate around the radial end of the rod body 3 by arranging a joint bearing assembly 6, the joint bearing assembly 6 comprises a connecting rod 61, a joint bearing outer ring 62 and a joint bearing inner ring 63, the joint bearing outer ring 62 is arranged in the connecting rod 61 in a penetrating way, the inner surface of the joint bearing outer ring 62 is a spherical surface, the outer surface of the joint bearing inner ring 63 is a spherical surface, the joint bearing inner ring 63 is rotatably and hermetically connected with the joint bearing outer ring 62, and therefore, the state and the position of the cutter 300 can be dynamically adjusted in the lifting process of the cutter 300, and stable movement can be realized.
Further, as shown in fig. 2 to 5, one end of the rod body 3 is fixedly connected to the side surface of the connecting plate 2, the other end is fixedly connected to a connecting shaft 8, the connecting shaft 8 is installed in the inner hole of the knuckle bearing assembly 6 and extends outwards, the extending portion is clamped with a clamping spring 9, and the clamping spring 9 is used for limiting the axial displacement of the knuckle bearing assembly 6.
As shown in fig. 5, the hook 4 is provided with a suspension screw 41, the suspension screw 41 is screwed to the bottom of the connecting rod 61, and the suspension screw 41 is used for hanging the cutter 300. Preferably, a chain block 10 is additionally arranged at the bottom of the lifting hook 4, and the chain block 10 can adjust the height of the cutter 300 in the vertical direction.
As shown in fig. 3, the grabbing and lifting force of the segment assembling and lifting device 200 can reach more than 5 tons, so that multiple cutters 300 can be lifted at one time, and the efficiency of replacing the cutters 300 is improved.
Further, the lifting shaft 1 is detachably and fixedly connected to the bottom of the connecting plate 2. Specifically, as shown in fig. 4 and 5, the connecting plate 2 is detachably and fixedly connected with a clamping plate 7, and specifically, the clamping plate 7 is fixedly connected with the connecting plate 2 through a hexagonal bolt 13 and a flat washer 14. The clamping plate 7 is provided with a notch 71, the lifting shaft 1 is provided with an annular groove 11, the lifting shaft 1 passes through a through hole 21 arranged at the bottom of the connecting plate 2, and the clamping plate 7 is in abutting fit with the annular groove 11 of the lifting shaft 1, so that the lifting shaft 1 is detachably and fixedly connected to the bottom of the connecting plate 2. According to the invention, the lifting shaft 1 can be quickly fixed through the clamping plate 7, so that the lifting shaft 1 is convenient to assemble and disassemble and can adapt to lifting shafts 1 with different sizes.
Further, the rod body 3 is a telescopic tube structure, and the length of the telescopic tube structure is adjustable, specifically, the length of the rod body 3 is adjusted by arranging an inner tube and an outer tube (not shown) which are nested with each other in the rod body 3, and fixing the inner tube and the outer tube by fixing pins penetrating through the inner tube and the outer tube; or the length adjustment of the rod body 3 can also be realized by the threaded connection of the inner pipe and the outer pipe; even a driving device capable of realizing the length extension of the rod body 3 is arranged on the rod body 3, thereby realizing the length adjustment of the rod body 3; through the change of the length of the rod body 3, the lifting hook 4 of the lifting device 100 can be conveniently located closer to the cabin, and the tool can be conveniently transported.
Further, the rod 3 is connected to an ear plate 12 at one end fixedly connected to the side of the connecting plate 2, and the ear plate 12 is used for connecting with an external tool to fix the lifting device 100 into the gripping head 5 of the splicing machine.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention.
Claims (6)
1. The utility model provides a shield constructs quick-witted cutter hoist device which characterized in that: the lifting device (100) comprises a lifting shaft (1), a connecting plate (2), a rod body (3) and a lifting hook (4); one end of the lifting shaft (1) is used for being fixedly connected with a grabbing and lifting head (5) of the splicing machine, and the other end of the lifting shaft is fixed at the bottom of the connecting plate (2); one end of the rod body (3) is fixedly connected to the side surface of the connecting plate (2), the other end of the rod body is connected to the lifting hook (4), and the lifting hook (4) can rotate around the radial end of the rod body (3); when the grabbing and lifting head (5) of the splicing machine is mutually fastened and connected with the lifting shaft (1), the rotary lifting of the segment splicing lifting device (200) drives the change of the height of the lifting device (100), so that the cutter (300) hung at the lifting hook (4) is transferred to the shield cabin; the lifting shaft (1) is detachably and fixedly connected to the bottom of the connecting plate (2); the utility model provides a connecting plate (2) on detachably fixed connection cardboard (7), cardboard (7) are equipped with a breach (71), lift by crane axle (1) are equipped with an annular groove (11), lift by crane axle (1) pass through-hole (21) that connecting plate (2) bottom was equipped with, support mutually with lift by crane axle (1) annular groove (11) and lean on the cooperation by cardboard (7) breach (71), make lift by crane axle (1) detachably fixed connection in connecting plate (2) bottom.
2. The shield tunneling machine cutter lifting device according to claim 1, wherein: the lifting hook (4) can rotate around the radial end of the rod body (3) by arranging the knuckle bearing assembly (6).
3. The shield tunneling machine cutter lifting device according to claim 1, wherein: one end of the rod body (3) is fixedly connected to the side face of the connecting plate (2), the other end of the rod body is fixedly connected with a connecting shaft (8), the connecting shaft (8) is installed in an inner hole of the joint bearing assembly (6) and extends outwards, the extending part (81) is clamped with a clamp spring (9), and the clamp spring (9) is used for limiting axial displacement of the joint bearing assembly (6).
4. The shield tunneling machine cutter lifting device according to claim 1, wherein: the rod body (3) is of a telescopic pipe structure, and the length of the telescopic pipe structure is adjustable.
5. The shield tunneling machine cutter lifting device according to claim 1, wherein: the bottom of the lifting hook (4) is additionally provided with a chain block (10).
6. The shield tunneling machine cutter lifting device according to claim 1, wherein: the rod body (3) is connected with an ear plate (12) at one end fixedly connected with the side surface of the connecting plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811551877.4A CN109437027B (en) | 2018-12-19 | 2018-12-19 | Cutter lifting device of shield tunneling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811551877.4A CN109437027B (en) | 2018-12-19 | 2018-12-19 | Cutter lifting device of shield tunneling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109437027A CN109437027A (en) | 2019-03-08 |
| CN109437027B true CN109437027B (en) | 2023-09-26 |
Family
ID=65559519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811551877.4A Active CN109437027B (en) | 2018-12-19 | 2018-12-19 | Cutter lifting device of shield tunneling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109437027B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112324449B (en) * | 2020-11-30 | 2022-05-27 | 中建八局轨道交通建设有限公司 | Cutter conveying device and method for changing cutter of shield machine |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2303749A1 (en) * | 1975-03-14 | 1976-10-08 | Janin Andre | Flat sheet lifting beam - has vacuum cups on supply ring with radial arms fixed to centre plate forming part of spring loaded clutch |
| CN1530317A (en) * | 2003-03-06 | 2004-09-22 | Hanging device of hoisting hock | |
| CN201080794Y (en) * | 2007-08-06 | 2008-07-02 | 辽河石油勘探局 | Articulated type pumping rod lift hook |
| CN101892516A (en) * | 2010-06-25 | 2010-11-24 | 上海汉虹精密机械有限公司 | Cantilever type crucible hoisting and transporting mechanism |
| CN202360586U (en) * | 2011-11-25 | 2012-08-01 | 徐工集团工程机械股份有限公司 | Bearing and lifting hook structure with same |
| CN107001011A (en) * | 2014-11-18 | 2017-08-01 | 西门子股份公司 | Gas turbine with hoisting mechanism |
| CN107514271A (en) * | 2017-10-10 | 2017-12-26 | 中国铁建重工集团有限公司 | A kind of section of jurisdiction grabbing device and duct piece assembling machine |
| CN209143548U (en) * | 2018-12-19 | 2019-07-23 | 厦门厦工中铁重型机械有限公司 | A kind of shield machine cutter hanging apparatus |
-
2018
- 2018-12-19 CN CN201811551877.4A patent/CN109437027B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2303749A1 (en) * | 1975-03-14 | 1976-10-08 | Janin Andre | Flat sheet lifting beam - has vacuum cups on supply ring with radial arms fixed to centre plate forming part of spring loaded clutch |
| CN1530317A (en) * | 2003-03-06 | 2004-09-22 | Hanging device of hoisting hock | |
| CN201080794Y (en) * | 2007-08-06 | 2008-07-02 | 辽河石油勘探局 | Articulated type pumping rod lift hook |
| CN101892516A (en) * | 2010-06-25 | 2010-11-24 | 上海汉虹精密机械有限公司 | Cantilever type crucible hoisting and transporting mechanism |
| CN202360586U (en) * | 2011-11-25 | 2012-08-01 | 徐工集团工程机械股份有限公司 | Bearing and lifting hook structure with same |
| CN107001011A (en) * | 2014-11-18 | 2017-08-01 | 西门子股份公司 | Gas turbine with hoisting mechanism |
| CN107514271A (en) * | 2017-10-10 | 2017-12-26 | 中国铁建重工集团有限公司 | A kind of section of jurisdiction grabbing device and duct piece assembling machine |
| CN209143548U (en) * | 2018-12-19 | 2019-07-23 | 厦门厦工中铁重型机械有限公司 | A kind of shield machine cutter hanging apparatus |
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| Publication number | Publication date |
|---|---|
| CN109437027A (en) | 2019-03-08 |
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