CN220602775U - Shield hob torque detection device - Google Patents
Shield hob torque detection device Download PDFInfo
- Publication number
- CN220602775U CN220602775U CN202322148681.3U CN202322148681U CN220602775U CN 220602775 U CN220602775 U CN 220602775U CN 202322148681 U CN202322148681 U CN 202322148681U CN 220602775 U CN220602775 U CN 220602775U
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- shaft
- wall
- clamping
- detection device
- torque detection
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- 238000001514 detection method Methods 0.000 title claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 6
- 230000005641 tunneling Effects 0.000 description 6
- 238000005457 optimization Methods 0.000 description 4
- 239000011435 rock Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model relates to the technical field of torque detection devices, in particular to a shield hob torque detection device which comprises a fixed bottom plate, a supporting frame, a guide frame, a sliding plate, a ball screw, a supporting seat and a clamping block.
Description
Technical Field
The utility model relates to a shield hob torque detection device, and belongs to the technical field of torque detection devices.
Background
The tunneling process of the shield tunneling machine is the cutting process of breaking rock by a cutter, the torque of the hob is an important parameter in cutting, and because the force for rotating the hob is provided by the friction force between the hob edge and the rock surface to be cut in the rotating process of the cutter head, the necessary condition of breaking rock is that after the hob has a certain pressure on a rock stratum, the friction torque generated by the hob is enough to enable the hob to rotate in the rotating process of the cutter head, and the planning, quality and risk of the whole tunnel are influenced by the quality of the cutter in the tunneling process of the shield tunneling machine, so that the detection of the cutter is necessary in the early stage, and therefore, the detection of the torque of the hob of the shield tunneling machine is needed.
The present utility model has been made in view of this.
Disclosure of Invention
The present utility model has been made to solve the above-mentioned problems, and an object of the present utility model is to provide a shield hob torque detection device that can clamp a ring of a shield hob more accurately and can fix a shaft of the shield hob stably.
The technical scheme is that the shield hob torque detection device comprises a fixed bottom plate, wherein supporting frames are respectively arranged on the top outer wall of the fixed bottom plate, guide frames are respectively arranged on the top outer wall of the supporting frames, sliding plates are connected to the guide frames in a sliding clamping mode, clamping blocks are arranged on one side wall of the sliding plates, supporting seats are respectively arranged on the top outer wall of the supporting frames, ball screws are connected to the supporting seats in a rotating mode, the ball screws are connected with the sliding plates through ball nuts, supporting shafts are connected to the fixed bottom plate in a rotating mode, torque measuring devices are arranged on the top outer wall of the supporting shafts, clamping shafts are arranged on the torque measuring devices, and shield hob cutters are movably clamped on the clamping shafts.
Further, in order to improve the effect of the clamping blocks during clamping, anti-skid grooves are formed in the clamping blocks respectively.
Further, in order to drive the ball screw to rotate, a supporting side plate is installed on one side wall of the supporting frame, a rotating main shaft is connected to the supporting side plate in a rotating mode, a driving belt wheel I is installed on the side wall of the rotating main shaft respectively, a driven belt wheel I is installed at one end of the ball screw, and the driven belt wheel I is connected with the driving belt wheel I through a belt.
Further, in order to drive the rotating main shaft to rotate, a rotating motor is arranged on the outer wall of the top of the fixed bottom plate, the output end of the rotating motor is connected with a driving gear, a driven gear is arranged on the side wall of the rotating main shaft, and the driven gear is meshed with the driving gear.
Further, in order to drive the back shaft rotates, install driven pulley II on the lateral wall of back shaft, install the motor frame on the top outer wall of PMKD, install driving motor on the top outer wall of motor frame, driving motor's output is connected with driving pulley II, driving pulley II pass through the belt with driven pulley II is connected.
Furthermore, in order to be connected with the shaft of the hob of the shield machine, a clamping groove is formed in the clamping shaft.
Furthermore, in order to fix the shaft of the shield tunneling machine hob, the outer surface of the clamping and clamping shaft is in threaded connection with a locking threaded sleeve.
Further, in order to control the rotation motor and the driving motor, a controller is provided on one side wall of the support frame.
The utility model has the technical effects and advantages that: through the joint mutually with the epaxial joint groove joint of joint clamp of shield machine hobbing cutter, then screw up the locking thread bush, make it drive the axle that the clamp of joint clamp pressed from both sides tight shield machine hobbing cutter, be favorable to fixing the axle of shield machine hobbing cutter, prevent that the axle of shield machine hobbing cutter from rocking and influencing the testing result in the testing process, then can drive the sliding plate through ball nut and remove, thereby make the clamp block on both sides can press from both sides the cutter ring of shield machine hobbing cutter simultaneously, be favorable to preventing to press from both sides shield machine hobbing cutter holder off tracking, influence the testing result, then drive driving pulley II through driving motor and rotate, when the axle of shield machine hobbing cutter begins to rotate, at this moment, the torsion caliber just measures shield machine hobbing cutter start torque.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a clamping block according to the present utility model;
FIG. 3 is a schematic view of a structure of a clamping groove according to the present utility model;
fig. 4 is an enlarged schematic view of the structure of the present utility model at a.
In the figure: 1. a fixed bottom plate; 2. a support frame; 3. a guide frame; 4. a sliding plate; 5. a clamping block; 6. a support base; 7. a ball screw; 8. a support shaft; 9. a torsion measurer; 10. clamping the clamping shaft; 11. a hob of a shield machine; 12. a driven belt wheel I; 13. supporting the side plates; 14. rotating the main shaft; 15. a first driving belt wheel; 16. a rotating motor; 17. a drive gear; 18. a driven gear; 19. a motor frame; 20. a driving motor; 21. a driving belt wheel II; 22. a driven belt wheel II; 23. a controller; 24. locking the threaded sleeve; 25. a clamping groove; 26. an anti-skid slot.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a torque detecting device for a shield hob comprises a fixed bottom plate 1, wherein a supporting frame 2 is respectively arranged on the top outer wall of the fixed bottom plate 1, a guide frame 3 is respectively arranged on the top outer wall of the supporting frame 2, a sliding plate 4 is connected on the guide frame 3 in a sliding way, a clamping block 5 is arranged on one side wall of the sliding plate 4, a supporting seat 6 is respectively arranged on the top outer wall of the supporting frame 2, a ball screw 7 is rotationally connected on the supporting seat 6, the ball screw 7 is connected with the sliding plate 4 through a ball nut, a supporting shaft 8 is rotationally connected on the fixed bottom plate 1, a torque measurer 9 is arranged on the top outer wall of the supporting shaft 8, a clamping shaft 10 is movably clamped with a shield hob 11, anti-slip grooves 26 are respectively arranged on the clamping blocks 5, a shield hob 11 is movably clamped on the clamping shaft 10 through the anti-slip grooves 26, the clamping effect of the clamping block 5 on the shield machine hob 11 is improved, a supporting side plate 13 is arranged on one side wall of the supporting frame 2, a rotating main shaft 14 is rotatably connected to the supporting side plate 13, a driving pulley I15 is respectively arranged on the side wall of the rotating main shaft 14, a driven pulley I12 is arranged at one end of the ball screw 7, the driven pulley I12 is connected with the driving pulley I15 through a belt, a rotating motor 16 is arranged on the top outer wall of the fixed bottom plate 1, the output end of the rotating motor 16 is connected with a driving gear 17, a driven gear 18 is arranged on the side wall of the rotating main shaft 14, the driven gear 18 is in meshed connection with the driving gear 17, when the starting torque of the shield machine hob 11 is measured, the shield machine hob 11 is firstly connected with the clamping shaft 10, then the rotating main shaft 14 is driven to rotate through the rotating motor 16, the driven pulley I12 can drive the ball screw 7 to rotate, therefore, the ball screw 7 can drive the sliding plate 4 to move through the ball nut, so that the clamping blocks 5 on two sides can move simultaneously to clamp the cutter ring of the shield machine hob 11, and the shield machine hob 11 is prevented from being biased, and the follow-up detection result is prevented from being influenced.
As a technical optimization scheme of the utility model, a driven belt pulley II 22 is arranged on the side wall of the supporting shaft 8, a motor frame 19 is arranged on the top outer wall of the fixed bottom plate 1, a driving motor 20 is arranged on the top outer wall of the motor frame 19, the output end of the driving motor 20 is connected with a driving belt pulley II 21, the driving belt pulley II 21 is connected with the driven belt pulley II 22 through a belt, after the shield machine hob 11 is fixed, the driving belt pulley II 21 is driven to rotate through the driving motor 20, the driven belt pulley II 22 can drive the supporting shaft 8 to rotate, force is firstly transmitted to the torque measurer 9 and then transmitted to the clamping shaft 10, and finally transmitted to the shaft of the shield machine hob 11, and when the shaft of the shield machine hob 11 starts to rotate, the value measured by the torque measurer 9 is the starting torque of the shield machine hob 11.
As a technical optimization scheme of the utility model, the clamping and clamping shaft 10 is provided with the clamping and clamping groove 25, the shaft of the hob of the shield machine is generally polygonal, such as trapezoid, and the clamping and clamping groove 25 is a groove matched with the shaft of the hob 11 of the shield machine, so that the shaft of the hob 11 of the shield machine can be just clamped with the clamping and clamping groove 25, and the shaft of the hob 11 of the shield machine can be driven to rotate when the clamping and clamping shaft 10 rotates.
As a technical optimization scheme of the utility model, the outer surface of the clamping and clamping shaft 10 is in threaded connection with the locking thread sleeve 24, an inclined plane is arranged in the locking thread sleeve 24, an inclined plane matched with the inclined plane on the locking thread sleeve 24 is also arranged on the side wall of the clamping and clamping shaft 10, and the clamping and clamping shaft 10 is driven to shrink by screwing the locking thread sleeve 24 to clamp the shaft of the shield machine hob 11, so that the shaft of the shield machine hob 11 can be fixed, and the influence of shaft shaking of the shield machine hob 11 on a detection structure during testing is prevented.
As a technical optimization scheme of the utility model, a controller 23 is arranged on one side wall of the supporting frame 2, and the controller 23 is respectively and electrically connected with the rotating motor 16 and the driving motor 20 through a PLC, so that a worker can control the rotating motor 16 and the driving motor 20 through the controller 23.
When the shield machine hob 11 is used, firstly, the shaft of the shield machine hob 11 is clamped with the clamping groove 25 on the clamping shaft 10, then the locking thread sleeve 24 is screwed, the clamping shaft 10 is driven to clamp the shaft of the shield machine hob 11, so that the shaft of the shield machine hob 11 is fixed, the influence of the shaft shaking of the shield machine hob 11 on a detection result in the detection process is prevented, then the driving gear 17 is driven to rotate by the rotating motor 16, the driven gear 18 can drive the rotating main shaft 14 to rotate, the driven belt pulley I12 can drive the ball screw 7 to rotate, the ball screw 7 can drive the sliding plate 4 to move through the ball nut, the clamping blocks 5 on two sides can simultaneously clamp the cutter ring of the shield machine hob 11, the detection result is prevented from being influenced, the driving belt pulley II 21 is driven to rotate by the driving motor 20, the driven belt pulley II 22 can drive the supporting shaft 8 to transmit the force to the torque measurer 9, the torque measurer is transmitted to the clamping shaft 10, and finally the driven belt pulley II can drive the rotating main shaft 14 to rotate, and the torque measurer 11 is started to measure the torque of the shield machine hob 11 when the shaft 11 rotates, and the shield machine hob 11 starts to rotate, and the shield machine torque measurer is started.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. The utility model provides a shield constructs hobbing cutter moment of torsion detection device, includes fixed baseplate (1), its characterized in that: support frame (2) are installed respectively on the top outer wall of fixed baseplate (1), install leading truck (3) respectively on the top outer wall of support frame (2), slip joint has sliding plate (4) on leading truck (3), install clamping block (5) on the lateral wall of sliding plate (4), install supporting seat (6) respectively on the top outer wall of support frame (2), rotate on supporting seat (6) and be connected with ball screw (7), ball screw (7) pass through ball nut with sliding plate (4) are connected, rotate on fixed baseplate (1) and be connected with back shaft (8), install torsion caliber (9) on the top outer wall of back shaft (8), install joint clamping shaft (10) on torsion caliber (9), movable joint has shield machine hobbing cutter (11) on joint clamping shaft (10).
2. The shield cutter torque detection device according to claim 1, wherein: anti-skid grooves (26) are respectively formed in the clamping blocks (5).
3. The shield cutter torque detection device according to claim 1, wherein: a supporting side plate (13) is arranged on one side wall of the supporting frame (2), a rotating main shaft (14) is rotatably connected to the supporting side plate (13), driving belt wheels (15) are respectively arranged on the side wall of the rotating main shaft (14), a driven belt wheel (12) is arranged at one end of the ball screw (7), and the driven belt wheel (12) is connected with the driving belt wheel (15) through a belt.
4. A shield cutter torque detection apparatus according to claim 3, wherein: the rotary motor (16) is arranged on the outer wall of the top of the fixed bottom plate (1), the output end of the rotary motor (16) is connected with a driving gear (17), a driven gear (18) is arranged on the side wall of the rotary main shaft (14), and the driven gear (18) is meshed with the driving gear (17).
5. The shield cutter torque detection device according to claim 1, wherein: the automatic transmission device is characterized in that a driven belt pulley II (22) is arranged on the side wall of the supporting shaft (8), a motor frame (19) is arranged on the top outer wall of the fixed bottom plate (1), a driving motor (20) is arranged on the top outer wall of the motor frame (19), a driving belt pulley II (21) is connected with the output end of the driving motor (20), and the driving belt pulley II (21) is connected with the driven belt pulley II (22) through a belt.
6. The shield cutter torque detection device according to claim 1, wherein: the clamping shaft (10) is provided with a clamping groove (25).
7. The shield cutter torque detection device according to claim 1, wherein: the outer surface of the clamping shaft (10) is in threaded connection with a locking threaded sleeve (24).
8. The shield cutter torque detection device according to claim 1, wherein: a controller (23) is arranged on one side wall of the supporting frame (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322148681.3U CN220602775U (en) | 2023-08-10 | 2023-08-10 | Shield hob torque detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322148681.3U CN220602775U (en) | 2023-08-10 | 2023-08-10 | Shield hob torque detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220602775U true CN220602775U (en) | 2024-03-15 |
Family
ID=90179470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322148681.3U Active CN220602775U (en) | 2023-08-10 | 2023-08-10 | Shield hob torque detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220602775U (en) |
-
2023
- 2023-08-10 CN CN202322148681.3U patent/CN220602775U/en active Active
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