CN203603917U - Disassembly device for cutter of shield tunneling machine - Google Patents
Disassembly device for cutter of shield tunneling machine Download PDFInfo
- Publication number
- CN203603917U CN203603917U CN201320738410.7U CN201320738410U CN203603917U CN 203603917 U CN203603917 U CN 203603917U CN 201320738410 U CN201320738410 U CN 201320738410U CN 203603917 U CN203603917 U CN 203603917U
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- Prior art keywords
- cutter
- bracket
- safe
- safe axle
- stretching device
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Abstract
The utility model discloses a disassembly device for a cutter of a shield tunneling machine, and relates to the field of shield tunneling machines. The disassembly device comprises a bracket, a first safety shaft, a second safety shaft, a telescoping device and a mechanical claw. The first safety shaft and the second safety shaft are installed below the bracket and movably connected with the bracket, the telescoping device is installed below the bracket, the bottom of the telescoping device is fixed to the lower surface of the bracket, and the head portion of the telescoping device is connected with the mechanical claw. The mechanical claw is composed of a connection block and a plurality of claw arms. According to the disassembly device, the cutter can be pulled out from the soil or the rock easily, the amount of labor of personnel for maintaining and replacing the cutter can be reduced, and convenience is brought to replacement of the cutter.
Description
Technical field
The utility model relates to shield machine mechanical field, and concrete is a kind of shield machine cutter provision for disengagement.
Background technology
Shield machine comes out and has so far the history of nearly 180 years, and it starts from Britain, develops in Japan, German.Over nearly 30 years, by the key technology in earth pressure balanced, slurry type shield machine, as the effective sealing of shield machine, within guaranteeing the stablizing, control surface uplift and be collapsed upon prescribed limit of excavation face, the application life of cutter and the cutter changing under air-proof condition, as the exploration of the aspects such as the treatment technology of high hydraulic condition with research and solve, make shield machine have very fast development to some severe geology.
That modern shield machine integrates is light, mechanical, electrical, liquid, sensing, information technology, there is the excavation cutting soil body, carry native slag, assembled tunnel lining, measure the functions such as guiding correction, relate to the multi-door subject technologies such as geology, building, machinery, mechanics, hydraulic pressure, electric, control, measurement, and to carry out according to different geology the design of " cutting the garment according to the figure " formula, reliability requirement is high.With shield machine carry out tunnel construction have automaticity high, save that manpower, speed of application are fast, controllably face sedimentation when cavitation, weatherproof, excavation, do not affect the features such as water surface traffic when reducing the impact on above ground structure and excavating under water, the in the situation that, buried depth long at tunnel line being larger, with more economical rationality of shield machine construction.Shield machine is the construction of tunnel such as extensive use and subway, railway, highway, municipal administration, water power.
In the time of shield machine driving state, changeable type is cut to cutter and is inserted in earth or rock, when tool wear seriously need be changed cutter, need from earth or rock stratum, extract, and this job note is difficult to reach by manpower.
State Intellectual Property Office was on 07 11st, 2012, disclosing a publication number is CN10256284A, name is called the patent of invention of " cutter head of shield machine stretching device ", and this patent of invention comprises and is installed on the cutterhead of shield machine body front end, the retractable driving device that is installed on body and drives cutter plate driver portion that cutterhead rotates, be installed on body and drive cutterhead to move along self rotor shaft direction.This invention is by the flexible of cutterhead, cutter to be extracted from rock or earth, but in the soft environment of soil property, due to the impact of pressure, earth can be moved according to moving of cutterhead, still can produce certain pressure to cutter, change cutter to staff and make troubles.
Above-mentioned prior art, shield machine cutter is difficult for extracting from earth or rock, gives the personnel of maintain and replace cutter the inconvenience that arrives.
Utility model content
For above-mentioned the deficiencies in the prior art, the utility model provides a kind of shield machine cutter provision for disengagement, and the utility model can be extracted cutter easily from earth or rock, reduces maintain and replace cutter personnel's work, offers convenience to the replacing of cutter.
The utility model is achieved through the following technical solutions:
A kind of shield machine cutter provision for disengagement, comprises bracket, the first safe axle, the second safe axle, stretching device and gripper; Described the first safe axle and the second safe axle are arranged on the below of bracket, and described the first safe axle and the second safe axle and bracket are movably connected; Described stretching device is arranged on bracket below, and the bottom of described stretching device is fixed on the soffit of bracket, and stem and the gripper of described stretching device link together; Described gripper is made up of contiguous block and some pawl arms.
Preferably, described gripper comprises four pawl arms, and described pawl arm is connected on contiguous block by bearing pin.
Preferably, the afterbody of described the first safe axle is also provided with fixed dam and moving stop; Described fixed dam is fixed on the afterbody of the first safe axle; Described moving stop is between bracket and fixed dam.
Further, described fixed dam is two.
Further, the quantity of described the first safe axle and the second safe axle is two, respectively the symmetrical below that is arranged on bracket; Distance between described two second safe axles is less than the distance between two first safe axles; Described the first safe axle and the second safe axle are in same vertical plane.
Compared with prior art, useful technique effect of the present utility model shows:
1, the utility model adopts the first safe axle and the second safe axle to be arranged on the below of bracket; for in the process of dismounting cutter; provide necessary support to bracket; also can protect cutter simultaneously; after laying down the bolt on cutter, the second safe axle is inserted in screw; such mode can guarantee in dismounting when cutter, and cutter stable is not subject to the impact of ambient pressure and rotates movement.Meanwhile, both active links together, also provide convenience for changing cutter, bracket can be dismantled, thereby the cutter head of replacing cutter guarantee safe and effective with tool changing tool in the time that cutter is pulled out.
2, the gripper that the utility model adopts comprises contiguous block and some pawl arms, pawl arm is connected on contiguous block by bearing pin, contiguous block is socketed on stretching device, such structure can guarantee the flexible of pawl arm, can be fixed on the cutter base of different size, contiguous block and stretching device link together, and have guaranteed that gripper follows the motion of stretching device and move.The utility model adopts four gripper arms, crawl cutter that can be more stable, stability and safety while guaranteeing dismounting cutter.
3, the utility model adopts stretching device, and stretching device and gripper link together, and are fixed on bracket, can pass through the motion of the flexible driving mechanical pawl of stretching device, thereby reaches the object of dismounting shield machine cutter.
4, the utility model adopts two the first safe axles and the second safe axle, and at the first safe axle afterbody, fixed dam and moving stop are set, it is the periphery that is stuck in cutter base for the fixed dam of the first safe axle afterbody, effectively for bracket provides necessary support, facilitate the dismounting of cutter, when also making to change stage property, cutter and bracket stable, for the personnel that change cutter offer convenience.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation
Fig. 2 is that the utility model is looked up structural representation
Reference numeral: 1, bracket, 2, the first safe axle, 21, fixed dam, 22, moving stop, 3, the second safe axle, 4, stretching device, 5, gripper, 51, contiguous block, 52, pawl arm.
The specific embodiment
As the utility model one preferred embodiment, with reference to Figure of description 1 and 2, the utility model comprises bracket 1, the first safe axle 2, the second safe axle 3, stretching device 4 and gripper 5; Described the first safe axle 2 and the second safe axle 3 are arranged on the below of bracket 1, and described the first safe axle 2 and the second safe axle 3 are movably connected with bracket 1; The utility model adopts the first safe axle 2 and the second safe axle 3 to be arranged on the below of bracket 1; for in the process of dismounting cutter; necessary support is provided to bracket 1; also can protect cutter simultaneously; after laying down the bolt on cutter, the second safe axle 3 is inserted in screw; such mode can guarantee in dismounting when cutter, and cutter stable is not subject to the impact of ambient pressure and rotates movement.Meanwhile, both active links together, also provide convenience for changing cutter, bracket can be dismantled, thereby the cutter head of replacing cutter guarantee safe and effective with tool changing tool in the time that cutter is pulled out.
Gripper 5 comprises contiguous block 51 and some pawl arms 52, and the utility model adopts contiguous block 51 to be connected with stretching device 4, guarantees that gripper 5 moves with the flexible of stretching device 4, and some pawl arms 52 have also guaranteed to capture the stability of cutter simultaneously.
As the another preferred embodiment of the utility model, with reference to Figure of description 1 and 2, the utility model comprises bracket 1, the first safe axle 2, the second safe axle 3, stretching device 4 and gripper 5; Described the first safe axle 2 and the second safe axle 3 are arranged on the below of bracket 1, and described the first safe axle 2 and the second safe axle 3 are movably connected with bracket 1; The utility model adopts the first safe axle 2 and the second safe axle 3 to be arranged on the below of bracket 1; for in the process of dismounting cutter; necessary support is provided to bracket 1; also can protect cutter simultaneously; after laying down the bolt on cutter, the second safe axle 3 is inserted in screw; such mode can guarantee in dismounting when cutter, and cutter stable is not subject to the impact of ambient pressure and rotates movement.Meanwhile, both active links together, also provide convenience for changing cutter, bracket can be dismantled, thereby the cutter head of replacing cutter guarantee safe and effective with tool changing tool in the time that cutter is pulled out.
Gripper 5 comprises contiguous block 51 and some pawl arms 52, and the utility model adopts contiguous block 51 to be connected with stretching device 4, guarantees that gripper 5 moves with the flexible of stretching device 4, and some pawl arms 52 have also guaranteed to capture the stability of cutter simultaneously.
Embodiment 3
As the another preferred embodiment of the utility model, with reference to Figure of description 1 and 2, the utility model comprises bracket 1, the first safe axle 2, the second safe axle 3, stretching device 4 and gripper 5; Described the first safe axle 2 and the second safe axle 3 are arranged on the below of bracket 1, and described the first safe axle 2 and the second safe axle 3 are movably connected with bracket 1; The utility model adopts the first safe axle 2 and the second safe axle 3 to be arranged on the below of bracket 1; for in the process of dismounting cutter; necessary support is provided to bracket 1; also can protect cutter simultaneously; after laying down the bolt on cutter, the second safe axle 3 is inserted in screw; such mode can guarantee in dismounting when cutter, and cutter stable is not subject to the impact of ambient pressure and rotates movement.Meanwhile, both active links together, also provide convenience for changing cutter, bracket can be dismantled, thereby the cutter head of replacing cutter guarantee safe and effective with tool changing tool in the time that cutter is pulled out.
Gripper 5 comprises contiguous block 51 and some pawl arms 52, and the utility model adopts contiguous block 51 to be connected with stretching device 4, guarantees that gripper 5 moves with the flexible of stretching device 4, and some pawl arms 52 have also guaranteed to capture the stability of cutter simultaneously.
The afterbody of the first safe axle 2 is also provided with two fixed dams 21 and a removable baffle plate 22; Two described fixed dams 21 are fixed on the afterbody of the first safe axle 2; A described moving stop 22 is between bracket 1 and fixed dam 21.The utility model arranges fixed dam 21 and moving stop 22 at the first safe axle 2 afterbodys, it is the periphery that is stuck in cutter base for the fixed dam 21 of the first safe axle 2 afterbodys, effectively for bracket provides necessary support, facilitate the dismounting of cutter, also while making to change stage property simultaneously, stablizing of cutter and bracket 1, for the personnel that change cutter offer convenience.
As the another preferred embodiment of the utility model, with reference to Figure of description 1 and 2, the utility model comprises bracket 1, the first safe axle 2, the second safe axle 3, stretching device 4 and gripper 5; Described the first safe axle 2 and the second safe axle 3 are arranged on the below of bracket 1, and described the first safe axle 2 and the second safe axle 3 are movably connected with bracket 1; The utility model adopts the first safe axle 2 and the second safe axle 3 to be arranged on the below of bracket 1; for in the process of dismounting cutter; necessary support is provided to bracket 1; also can protect cutter simultaneously; after laying down the bolt on cutter, the second safe axle 3 is inserted in screw; such mode can guarantee in dismounting when cutter, and cutter stable is not subject to the impact of ambient pressure and rotates movement.Meanwhile, both active links together, also provide convenience for changing cutter, bracket can be dismantled, thereby the cutter head of replacing cutter guarantee safe and effective with tool changing tool in the time that cutter is pulled out.
Gripper 5 comprises contiguous block 51 and some pawl arms 52, and the utility model adopts contiguous block 51 to be connected with stretching device 4, guarantees that gripper 5 moves with the flexible of stretching device 4, and some pawl arms 52 have also guaranteed to capture the stability of cutter simultaneously.
The afterbody of the first safe axle 2 is also provided with two fixed dams 21 and a removable baffle plate 22; Two described fixed dams 21 are fixed on the afterbody of the first safe axle 2; A described moving stop 22 is between bracket 1 and fixed dam 21.The utility model arranges fixed dam 21 and moving stop 22 at the first safe axle 2 afterbodys, it is the periphery that is stuck in cutter base for the fixed dam 21 of the first safe axle 2 afterbodys, effectively for bracket provides necessary support, facilitate the dismounting of cutter, also while making to change stage property simultaneously, stablizing of cutter and bracket 1, for the personnel that change cutter offer convenience.
As the utility model most preferred embodiment, with reference to Figure of description 1 and 2, the utility model comprises bracket 1, the first safe axle 2, the second safe axle 3, stretching device 4 and gripper 5; Described the first safe axle 2 and the second safe axle 3 are arranged on the below of bracket 1, and described the first safe axle 2 and the second safe axle 3 are movably connected with bracket 1; The utility model adopts the first safe axle 2 and the second safe axle 3 to be arranged on the below of bracket 1; for in the process of dismounting cutter; necessary support is provided to bracket 1; also can protect cutter simultaneously; after laying down the bolt on cutter, the second safe axle 3 is inserted in screw; such mode can guarantee in dismounting when cutter, and cutter stable is not subject to the impact of ambient pressure and rotates movement.Meanwhile, both active links together, also provide convenience for changing cutter, bracket can be dismantled, thereby the cutter head of replacing cutter guarantee safe and effective with tool changing tool in the time that cutter is pulled out.
Gripper 5 comprises contiguous block 51 and some pawl arms 52, and the utility model adopts contiguous block 51 to be connected with stretching device 4, guarantees that gripper 5 moves with the flexible of stretching device 4, and some pawl arms 52 have also guaranteed to capture the stability of cutter simultaneously.
The afterbody of the first safe axle 2 is also provided with two fixed dams 21 and a removable baffle plate 22; Two described fixed dams 21 are fixed on the afterbody of the first safe axle 2; A described moving stop 22 is between bracket 1 and fixed dam 21.The utility model arranges fixed dam 21 and moving stop 22 at the first safe axle 2 afterbodys, it is the periphery that is stuck in cutter base for the fixed dam 21 of the first safe axle 2 afterbodys, effectively for bracket provides necessary support, facilitate the dismounting of cutter, also while making to change stage property simultaneously, stablizing of cutter and bracket 1, for the personnel that change cutter offer convenience.
The quantity of the first safe axle 2 and the second safe axle 3 is two, respectively the symmetrical below that is arranged on bracket; Distance between described two second safe axles 3 is less than the distance between two first safe axles 2; Described the first safe axle 2 and the second safe axle 3 are in same vertical plane.While adopting such structure to guarantee to change stage property, cutter and bracket stable, for the personnel that change cutter offer convenience.
Above-described embodiment is preferably embodiment of the utility model; but embodiment of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection domain of the present utility model.
Claims (5)
1. a shield machine cutter provision for disengagement, comprises bracket (1), the first safe axle (2), the second safe axle (3), stretching device (4) and gripper (5); Described the first safe axle (2) and the second safe axle (3) are arranged on the below of bracket (1), and described the first safe axle (2) and the second safe axle (3) are movably connected with bracket (1); Described stretching device (4) is arranged on bracket (1) below, and the bottom of described stretching device (4) is fixed on the soffit of bracket (1), and the stem of described stretching device (4) and gripper (5) link together; Described gripper (5) is made up of contiguous block (51) and some pawl arms (52).
2. a kind of shield machine cutter provision for disengagement as claimed in claim 1, is characterized in that: described gripper (5) comprises four pawl arms (52), described pawl arm (52) is connected on contiguous block (51) by bearing pin.
3. a kind of shield machine cutter provision for disengagement as claimed in claim 1, is characterized in that: the afterbody of described the first safe axle (2) is also provided with fixed dam (21) and moving stop (22); Described fixed dam (21) is fixed on the afterbody of the first safe axle (2); Described moving stop (22) is between bracket (1) and fixed dam (21).
4. a kind of shield machine cutter provision for disengagement as claimed in claim 3, is characterized in that: described fixed dam (21) is two.
5. a kind of shield machine cutter provision for disengagement as claimed in claim 3, is characterized in that: the quantity of described the first safe axle (2) and the second safe axle (3) is two, and symmetry is arranged on the below of bracket (1) respectively; Distance between described two second safe axles (3) is less than the distance between two first safe axles (2); Described the first safe axle (2) and the second safe axle (3) are in same vertical plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320738410.7U CN203603917U (en) | 2013-11-21 | 2013-11-21 | Disassembly device for cutter of shield tunneling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320738410.7U CN203603917U (en) | 2013-11-21 | 2013-11-21 | Disassembly device for cutter of shield tunneling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203603917U true CN203603917U (en) | 2014-05-21 |
Family
ID=50716594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320738410.7U Expired - Fee Related CN203603917U (en) | 2013-11-21 | 2013-11-21 | Disassembly device for cutter of shield tunneling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203603917U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109333036A (en) * | 2018-12-24 | 2019-02-15 | 吉林工程技术师范学院 | A kind of pin pulling device |
-
2013
- 2013-11-21 CN CN201320738410.7U patent/CN203603917U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109333036A (en) * | 2018-12-24 | 2019-02-15 | 吉林工程技术师范学院 | A kind of pin pulling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20151121 |
|
| EXPY | Termination of patent right or utility model |