CN216477393U - Tunnel bow member multiaxis centre gripping fixing device - Google Patents
Tunnel bow member multiaxis centre gripping fixing device Download PDFInfo
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- CN216477393U CN216477393U CN202123303376.4U CN202123303376U CN216477393U CN 216477393 U CN216477393 U CN 216477393U CN 202123303376 U CN202123303376 U CN 202123303376U CN 216477393 U CN216477393 U CN 216477393U
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Abstract
The utility model discloses a multi-shaft clamping and fixing device for tunnel arch centering, which is applied to a tunnel arch erecting machine and comprises a large telescopic arm, a small telescopic 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 utility model discloses can improve the installation effectiveness and the installation quality of tunnel steel bow member, whole process is accomplished by machinery moreover, and the security is high.
Description
Technical Field
The utility model relates to a field is assembled to the tunnel steel bow member, especially relates to tunnel bow member multiaxis centre gripping fixing device.
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
For overcoming the not enough among the prior art, the utility model aims to provide an installation is high-efficient and high-quality tunnel bow member multiaxis centre gripping fixing device.
In order to achieve the above purpose, the utility model 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 clamp 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 center section.
Further, a baffle plate for abutting against the arch segment is fixed to the lower portion of the panel.
Furthermore, the utility model also comprises a lateral moving sliding frame which is connected with the frame of the tunnel arch erecting machine in a sliding way and is driven by a 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.
The utility model adopts the above technical scheme, following beneficial technological effect has:
1. by adopting the clamping and fixing device, the arch frame segment can be prefabricated outside the tunnel, and is fixed on the clamping and fixing device, the clamping and fixing device can radially contract the arch frame segment to a certain size and then transfer the arch frame segment into the tunnel along with a trolley of a tunnel arch erecting machine, and then the arch frame segment is extended to a preset mounting position by the clamping and fixing device, and finally the arch frame segment is 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 of the utility model can realize multi-axis movement (including movement and rotation), and has high spatial flexibility, so that the position of the arch frame segment can be effectively adjusted, and the accuracy of the installation of the steel arch frame is ensured;
3. the utility model discloses a centre gripping fixing device can realize the flexible of bow member festival section and move the fortune, and the function is diversified, and whole process is accomplished by machinery moreover, and the security is high.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments;
fig. 1 is a perspective view of the clamping and fixing device 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 tunnel arch centering of the present 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 utility model also comprises a lateral moving sliding frame 8, the lateral moving sliding frame 8 is connected with the frame of the tunnel arch erecting machine in a sliding way, 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.
Furthermore, the actuators referred to in the present invention are preferably hydraulic cylinders.
By adopting the clamping and fixing device, the arch frame segment can be prefabricated outside the tunnel, and is fixed on the clamping and fixing device, the clamping and fixing device can radially contract the arch frame segment to a certain size and then transfer the arch frame segment into the tunnel along with a trolley of a tunnel arch erecting machine, and then the arch frame segment is extended to a preset mounting position by the clamping and fixing device, and finally the arch frame segment is 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.
The present invention is described in detail with reference to the attached drawings, but the present invention is not limited to the above embodiments, which are illustrative and not restrictive, and the person skilled in the art should 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 substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
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 connects 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 the rotation, 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 bow multi-axis 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 |
|---|---|---|---|
| CN202123303376.4U CN216477393U (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 |
|---|---|---|---|
| CN202123303376.4U CN216477393U (en) | 2021-12-17 | 2021-12-17 | Tunnel bow member multiaxis centre gripping fixing device |
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| Publication Number | Publication Date |
|---|---|
| CN216477393U true CN216477393U (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123303376.4U Active CN216477393U (en) | 2021-12-17 | 2021-12-17 | Tunnel bow member multiaxis centre gripping fixing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033445A (en) * | 2021-12-17 | 2022-02-11 | 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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2021
- 2021-12-17 CN CN202123303376.4U patent/CN216477393U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033445A (en) * | 2021-12-17 | 2022-02-11 | 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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