CN114033445A - Tunnel bow member multiaxis centre gripping fixing device - Google Patents
Tunnel bow member multiaxis centre gripping fixing device Download PDFInfo
- Publication number
- CN114033445A CN114033445A CN202111552683.8A CN202111552683A CN114033445A CN 114033445 A CN114033445 A CN 114033445A CN 202111552683 A CN202111552683 A CN 202111552683A CN 114033445 A CN114033445 A CN 114033445A
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- China
- Prior art keywords
- driver
- tunnel
- arch
- rotates
- panel
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- 210000000245 forearm Anatomy 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 abstract description 11
- 238000009434 installation Methods 0.000 abstract description 11
- 239000010959 steel Substances 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 5
- 238000005553 drilling Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a multi-shaft clamping and fixing device for a tunnel arch centering, which is applied to a tunnel arch erecting machine and comprises a telescopic big arm, a telescopic small arm and a clamping mechanism; flexible forearm sliding connection is in the front end of flexible big arm, and flexible forearm is driven by flexible driver and stretches out and draws back, the front end of flexible forearm rotates and is connected with the every single move seat, and every single move seat is the luffing motion by the drive of first every single move driver, the front end of every single move seat rotates and is connected with the rotation platform, should rotate the platform and drive the rotation by first rotation driver, fixture is including connecting in the front end that rotates the platform, and this fixture includes the panel, and the panel rotates to be connected in rotating the bench, and this panel rotates the driver by the second and drives and rotate, the upper portion of terminal surface is equipped with at least one anchor clamps that are used for centre gripping bow member section before the panel. The invention can improve the installation efficiency and the installation quality of the tunnel steel arch frame, and the whole process is completed by machinery, thereby having high safety.
Description
Technical Field
The invention relates to the field of assembling of tunnel steel arches, in particular to a multi-shaft clamping and fixing device for a tunnel arch.
Background
General procedure for tunnel formation: firstly spraying the rock surface, then erecting a steel arch frame, drilling a foot locking anchor rod, hanging a reinforcing mesh, drilling a system anchor rod, fixing an upper anchor backing plate, and finally spraying the slurry again to the designed thickness. In the prior art, a plurality of steel arch frame segments are directly arranged in the tunnel, and then are assembled and welded to form a complete arch, and the installation limitation of the steel arch frame is large due to the narrow space in the tunnel, so that the assembly efficiency and quality of the steel arch frame are influenced.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a multi-shaft clamping and fixing device for a tunnel arch centering, which is high in installation efficiency and quality.
In order to achieve the purpose, the invention adopts the following technical scheme:
the multi-shaft clamping and fixing device for the tunnel arch centering is applied to a tunnel arch erecting machine and comprises a telescopic big arm, a telescopic small arm and a clamping mechanism; flexible forearm sliding connection is in the front end of flexible big arm, and flexible forearm is driven by flexible driver and stretches out and draws back, the front end of flexible forearm rotates and is connected with the every single move seat, and every single move seat is the luffing motion by the drive of first every single move driver, the front end of every single move seat rotates and is connected with the rotation platform, should rotate the platform and drive the rotation by first rotation driver, fixture is including connecting in the front end that rotates the platform, and this fixture includes the panel, and the panel rotates to be connected in rotating the bench, and this panel rotates the driver by the second and drives and rotate, the upper portion of terminal surface is equipped with at least one anchor clamps that are used for centre gripping bow member section before the panel.
Furthermore, the fixture comprises a fixed clamping block and a movable clamping block which are arranged at intervals, and the movable clamping block is driven by the clamping driver to rotate so as to clamp or loosen the arch frame section.
Further, a baffle plate for abutting against the arch segment is fixed to the lower portion of the panel.
Furthermore, the invention also comprises a lateral moving sliding frame, wherein the lateral moving sliding frame is connected to the rack of the tunnel arch erecting machine in a sliding manner and is driven by the first moving driver to move; the lateral moving sliding frame is provided with a front-and-back moving sliding frame which can move back and forth along the axial direction of the tunnel, and the front-and-back moving sliding frame is driven by a second moving driver to move; the rear end of the large telescopic arm is rotatably connected to the front-back moving sliding frame, and the large telescopic arm is driven by the second pitching driver to perform pitching motion.
Furthermore, the bottom of the front-back moving sliding frame is connected with a supporting leg with adjustable height, and the bottom of the supporting leg is connected with a roller.
By adopting the technical scheme, the invention has the following beneficial technical effects:
1. the clamping and fixing device can be used for prefabricating the arch frame sections outside the tunnel, the arch frame sections are fixed on the clamping and fixing device, the clamping and fixing device can radially contract the arch frame sections to a certain size and then transfer the arch frame sections into the tunnel along with a trolley of a tunnel arch erecting machine, then the clamping and fixing device can stretch the arch frame sections to a preset installation position, and finally the arch frame sections are assembled and welded into a complete steel arch frame; the process greatly improves the installation efficiency and the installation quality of the tunnel steel arch frame, and has high production safety;
2. the clamping and fixing device can realize multi-axis movement (including movement and rotation), and has high spatial flexibility, so that the positions of the arch sections can be effectively adjusted, and the mounting accuracy of the steel arch is ensured;
3. the clamping and fixing device can realize the extension and the movement of the arch frame segment, has diversified functions, is mechanically completed in the whole process, and has high safety.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and the detailed description;
FIG. 1 is a perspective view of a clamping fixture of the present invention;
fig. 2 is a simplified elevation view of a clamping fixture.
Detailed Description
As shown in fig. 1-2, the multi-shaft clamping and fixing device for the tunnel arch centering of the invention is applied to a tunnel arch erecting machine, and comprises a large telescopic arm 1, a small telescopic arm 2 and a clamping mechanism 3; the telescopic small arm 2 is slidably connected to the front end of the telescopic large arm 1, the telescopic small arm 2 is driven to stretch by a telescopic driver (located inside the telescopic large arm 1 and the telescopic small arm 2, not shown in the figure), the front end of the telescopic small arm 2 is rotatably connected with a pitching seat 4, the pitching seat 4 is driven by a first pitching driver 5 to perform pitching motion, the front end of the pitching seat 4 is rotatably connected with a rotating table 6, the rotating table 6 is driven by a first rotating driver 7 to rotate in an A plane, the clamping mechanism 3 comprises a front end connected to the rotating table 6, the clamping mechanism 3 comprises a panel 31, the panel 31 is rotatably connected to the rotating table 6, the panel 31 is driven by a second rotating driver 32 to rotate in the B plane (the B plane is perpendicular to the A plane), and at least one clamp for clamping an arch truss segment is arranged on the upper portion of the front end face of the panel 31.
The fixture comprises fixed clamping blocks 33 and movable clamping blocks 34 which are arranged at intervals, and the movable clamping blocks 34 are driven by a clamping driver 35 to rotate so as to clamp or release the arch frame sections. A stop plate 36 for abutting against the arch segment is fixed to the lower portion of the panel 31. Because the arch segment is the arc, the stability of arch segment can be improved through the top of below baffle 36, avoids the arch segment to produce unnecessary and rocks and influence the installation quality.
Preferably, the invention also comprises a lateral moving sliding frame 8, the lateral moving sliding frame 8 is connected to the frame of the tunnel arch erecting machine in a sliding manner, and the lateral moving sliding frame 8 is driven by a first moving driver 9 to move; the lateral moving sliding frame 8 is provided with a front-back moving sliding frame 10 capable of moving back and forth along the axial direction of the tunnel, and the front-back moving sliding frame 10 is driven by a second moving driver 11 to move; the rear end of the telescopic boom 1 is rotatably connected to the forward-backward moving slide frame 10, and the telescopic boom 1 is driven by the second pitching driver 12 to perform pitching motion. The structure can realize the forward and backward movement and the lateral movement of the clamp along the axial direction of the tunnel, so that the arch frame section can be accurately adjusted to a preset position.
In order to improve the supporting rigidity, the bottom of the front-back moving sliding frame 10 is connected with a supporting leg 13 with adjustable height, and the bottom of the supporting leg 13 is connected with a roller wheel which is supported on the tunnel ground or a supporting platform.
In addition, the actuators referred to in the present invention are preferably all hydraulic cylinders.
The clamping and fixing device can be used for prefabricating the arch frame sections outside the tunnel, the arch frame sections are fixed on the clamping and fixing device, the clamping and fixing device can radially contract the arch frame sections to a certain size and then transfer the arch frame sections into the tunnel along with a trolley of a tunnel arch erecting machine, then the clamping and fixing device can stretch the arch frame sections to a preset installation position, and finally the arch frame sections are assembled and welded into a complete steel arch frame; above-mentioned process has improved tunnel steel bow member's installation effectiveness and installation quality greatly, and production safety is high moreover.
While the invention has been described in connection with the above embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, which are illustrative and not restrictive, and that those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (5)
1. Tunnel bow member multiaxis centre gripping fixing device is applied to on the tunnel found the arch machine, its characterized in that: the device comprises a telescopic large arm, a telescopic small arm and a clamping mechanism; flexible forearm sliding connection is in the front end of flexible big arm, and flexible forearm is driven by flexible driver and stretches out and draws back, the front end of flexible forearm rotates and is connected with the every single move seat, and every single move seat is the luffing motion by the drive of first every single move driver, the front end of every single move seat rotates and is connected with the rotation platform, should rotate the platform and drive the rotation by first rotation driver, fixture is including connecting in the front end that rotates the platform, and this fixture includes the panel, and the panel rotates to be connected in rotating the bench, and this panel rotates the driver by the second and drives and rotate, the upper portion of terminal surface is equipped with at least one anchor clamps that are used for centre gripping bow member section before the panel.
2. The tunnel arch multiaxis clamping fixture of claim 1 wherein: the fixture comprises fixed clamping blocks and movable clamping blocks which are arranged at intervals, and the movable clamping blocks are driven by a clamping driver to rotate so as to clamp or loosen the arch frame sections.
3. The tunnel arch multiaxis clamping fixture of claim 1 wherein: and a baffle plate used for abutting against the arch frame segment is fixed at the lower part of the panel.
4. The tunnel arch multiaxis clamping fixture of claim 1 wherein: the tunnel arch erecting machine further comprises a lateral moving sliding frame, wherein the lateral moving sliding frame is connected to a rack of the tunnel arch erecting machine in a sliding mode and is driven to move by a first moving driver; the lateral moving sliding frame is provided with a front-and-back moving sliding frame which can move back and forth along the axial direction of the tunnel, and the front-and-back moving sliding frame is driven by a second moving driver to move; the rear end of the large telescopic arm is rotatably connected to the front-back moving sliding frame, and the large telescopic arm is driven by the second pitching driver to perform pitching motion.
5. The tunnel arch multiaxis clamping fixture of claim 4 wherein: the bottom of the front-back moving sliding frame is connected with a supporting leg with adjustable height, and the bottom of the supporting leg is connected with a roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111552683.8A CN114033445A (en) | 2021-12-17 | 2021-12-17 | Tunnel bow member multiaxis centre gripping fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111552683.8A CN114033445A (en) | 2021-12-17 | 2021-12-17 | Tunnel bow member multiaxis centre gripping fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114033445A true CN114033445A (en) | 2022-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111552683.8A Pending CN114033445A (en) | 2021-12-17 | 2021-12-17 | Tunnel bow member multiaxis centre gripping fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114033445A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019011084A1 (en) * | 2017-07-10 | 2019-01-17 | 徐州徐工随车起重机有限公司 | Tunnel inspection operation device |
| CN109869169A (en) * | 2019-04-03 | 2019-06-11 | 蓝传雯 | A kind of arch clamping cantilever crane |
| CN209453553U (en) * | 2018-11-20 | 2019-10-01 | 四川蓝海智能装备制造有限公司 | A kind of multifunctional supporting manipulator |
| CN209742926U (en) * | 2019-04-03 | 2019-12-06 | 蓝传雯 | arch frame clamping arm support |
| CN210509227U (en) * | 2019-07-04 | 2020-05-12 | 四川新筑智能工程装备制造有限公司 | Arch frame installation manipulator for tunnel supporting construction equipment |
| CN216477393U (en) * | 2021-12-17 | 2022-05-10 | 福建省岚睿工程机械有限公司 | Tunnel bow member multiaxis centre gripping fixing device |
-
2021
- 2021-12-17 CN CN202111552683.8A patent/CN114033445A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019011084A1 (en) * | 2017-07-10 | 2019-01-17 | 徐州徐工随车起重机有限公司 | Tunnel inspection operation device |
| CN209453553U (en) * | 2018-11-20 | 2019-10-01 | 四川蓝海智能装备制造有限公司 | A kind of multifunctional supporting manipulator |
| CN109869169A (en) * | 2019-04-03 | 2019-06-11 | 蓝传雯 | A kind of arch clamping cantilever crane |
| CN209742926U (en) * | 2019-04-03 | 2019-12-06 | 蓝传雯 | arch frame clamping arm support |
| CN210509227U (en) * | 2019-07-04 | 2020-05-12 | 四川新筑智能工程装备制造有限公司 | Arch frame installation manipulator for tunnel supporting construction equipment |
| CN216477393U (en) * | 2021-12-17 | 2022-05-10 | 福建省岚睿工程机械有限公司 | Tunnel bow member multiaxis centre gripping fixing device |
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