Mounting and positioning device for center tool apron of TBM (Tunnel Boring Machine) cutterhead

Abstract

The utility model discloses a TBM cutterhead center tool apron installing and positioning device, and relates to the technical field of TBM tool assembly.The TBM cutterhead center tool apron installing and positioning device comprises two sliding rods, a distance rod is connected between the lower ends of one sides of the two sliding rods, a first fixing frame and a second fixing frame are arranged on the outer portions of the other sides of the two sliding rods respectively, and the distance rod is connected with the distance rod. Pull rods are connected between the two sliding rods and the two ends of the first fixing frame and between the two sliding rods and the two ends of the second fixing frame correspondingly, reinforcing bases are arranged between the pull rods and the first fixing frame and between the pull rods and the second fixing frame correspondingly, and sliding plates are arranged on the upper surfaces of the two sliding rods correspondingly. The upper surface of the sliding plate is higher than the upper surface of the pull rod, the center tool apron is hoisted to the positioning device through the hand-drive block, and the center tool is pushed to slide to the installation position, so that the accuracy of installation and fixation is guaranteed, the adjustment amplitude of the center tool apron is reduced, and the installation operation efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to TBM cutter assembly technical field, concretely relates to a kind of TBM cutter head center seat installation positioning device. BACKGROUND

[0002] TBM cutter head is the core component in tunnel construction, and its design directly affects the tunneling efficiency, equipment life and engineering safety. When the cutter head rotates, the cutters work together to realize efficient stripping of rock and soil by cooperating with the thrust force applied by the hydraulic system. In addition, the cutter head integrates a water spraying system for cooling and dust reduction, and is equipped with sensors to monitor cutter wear and tunneling parameters in real time. The design needs to consider geological conditions, tunneling speed and energy consumption balance, and is a comprehensive embodiment of mechanical, material and automation technology. To ensure the tunneling efficiency, multiple cutters are usually arranged in the TBM cutter head center cutter. Therefore, a cutter seat needs to be installed to meet the design requirements. The traditional center seat installation method is to manually hoist a center seat to the installation position by a manual lifting sling, and then manually adjust the attitude and position of the center seat to ensure the accuracy of installation and fixation. This method requires a large adjustment range for the center seat, which affects the installation efficiency. SUMMARY

[0003] The utility model aims at providing a kind of TBM cutter head center seat installation positioning device to solve the problem of traditional center seat installation method proposed in the above background art, which is to manually hoist a center seat to the installation position by a manual lifting sling, and then manually adjust the attitude and position of the center seat to ensure the accuracy of installation and fixation. This method requires a large adjustment range for the center seat, which affects the installation efficiency.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a TBM cutter head center seat installation positioning device, comprising a slide rod, the number of slide rods is two, a distance rod is connected between the lower ends of one side of the two slide rods, a first fixed frame and a second fixed frame are respectively arranged on the outer sides of the other sides of the two slide rods, a pull rod is connected between the two ends of the first fixed frame and the two ends of the second fixed frame, respectively, a reinforcing seat is arranged between the pull rod and the first fixed frame and between the pull rod and the second fixed frame, respectively, a sliding plate is arranged on the upper surface of each of the two slide rods, and the upper surface of the sliding plate is higher than the upper surface of the pull rod.

[0005] Preferably, the number of distance rods is two, a vertical rod is arranged on the corresponding position of the lower surface of each of the two slide rods and the two distance rods, the distance rod is fixedly connected with the slide rod through the vertical rod, and a sliding space is left between the upper end of the distance rod and the two vertical rods.

[0006] Preferably, one of the vertical rods is arranged corresponding to the outer side end of the slide rod, and the other of the vertical rods is arranged corresponding to the outer side of the pull rod.

[0007] Preferably, the first fixed frame and the second fixed frame are both cuboid structures welded by square section bars.

[0008] Preferably, the distance between the two distance rods on the slide rod is greater than the distance between the two pull rods.

[0009] Compared with the prior art, the utility model has the beneficial effects that: on the basis of the traditional center seat installation mode of hoisting the center seat to the installation position through the manual lifting sling, the installation positioning device is arranged, the center seat is hoisted to the positioning device through the manual sling, then the center seat posture and position are manually adjusted, the center tool is pushed to slide to the installation position, so as to guarantee the accuracy of installation and fixation, reduce the adjustment range of the center seat, and improve the installation operation efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 It is the main body structure isometric view of the utility model;

[0011] Figure 2 It is the main body structure front view schematic drawing of the utility model;

[0012] Figure 3 It is the main body structure working state front view schematic drawing of the utility model;

[0013] Figure 4 It is the main body structure right view schematic drawing of the utility model;

[0014] Figure 5 It is the main body structure right view sectional view of the utility model.

[0015] In the drawing: 1-slid rod, 2-distance rod, 3-first fixed frame, 4-second fixed frame, 5-pull rod, 6-strengthening seat, 7-strengthening seat, 8-vertical rod, 9-sliding space, 10-center tool. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0017] Please refer to Figures 1-5The utility model provides a kind of TBM cutterhead center cutter seat installation positioning device, including slide 1, the quantity of slide 1 is two, and the lower end of one side of two slide 1 is connected with fixed distance rod 2, and the outer side of the other side of two slide 1 is equipped with No.

[0018] When using, two slide rods 1 are connected by fixed distance rod 2, the distance between the two slide rods 1 is set corresponding to the size of the center cutter 10 connection end, so that the center cutter 10 can be placed between the two slide rods 1, then No. 3 and No. 4 are placed in the center cutter 10 installation position on the cutter disc, the size of No. 3 and No. 4 is customized according to the size of the center cutter 10 installation position, so that No. 3 and No. 4 can be exactly accommodated inside the center cutter 10 installation position, No. 3 and No. 4 are fixedly connected with slide rods 1 through pull rods 5, and reinforcing seats 6 are arranged between No. 3, No. 4 and pull rods 5, which improves the overall structural strength. At this time, the two slide rods 1 extend to the outside of the center cutter 10 installation position, the center cutter 10 is hoisted between the two slide rods 1 by a manual hoist, and the position of the center cutter 10 is adjusted so that the center cutter 10 shaft is arranged along the vertical direction. The slide plates 7 are arranged on the upper surfaces of the two slide rods 1, the center cutter 10 is pushed to slide along the slide plates 7 to the inside of the installation position, then the center cutter 10 is installed inside the installation position, and the installation accuracy is ensured.

[0019] The number of fixed distance rods 2 is two, and vertical rods 8 are arranged at positions corresponding to the lower surfaces of the two slide rods 1 and the two fixed distance rods 2. The fixed distance rods 2 are fixedly connected with the slide rods 1 through the vertical rods 8. The upper end of the fixed distance rod 2 and between the two vertical rods 8 are left with a sliding space 9. The lower end of the two slide rods 1 is connected with the fixed distance rod 2 through the vertical rods 8. The two slide rods 1 are fixedly connected through the fixed distance rod 2, and the distance between the two slide rods 1 is fixed. The sliding space 9 is left between the two vertical rods 8 for the shaft of the center cutter 10 to slide.

[0020] One of the vertical rods 8 is arranged corresponding to the outer side end of the slide rod 1, and the other vertical rod 8 is arranged corresponding to the outer side of the pull rod 5. The vertical rod 8 and the pull rod 5 are arranged outside the installation position, which does not interfere with the splicing connection of No. 3 and No. 4 with the installation position.

[0021] The first fixed frame 3 and the second fixed frame 4 are both rectangular cuboid structures welded by square section bars, and the rectangular structure of the first fixed frame 3 and the second fixed frame 4 can be connected to the inside of the installation position, and the overall structure will not overturn when the outer side of the slide bar 1 is subjected to gravity.

[0022] The distance between the two distance rods 2 on the slide bar 1 is greater than the distance between the two pull rods 5, and the slide bar 1 extends to the outside of the installation position by a greater distance, which is prepared for the support of the center tool 10.

[0023] Although the embodiments of the utility model have been shown and described, it can be understood by those of ordinary skill in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A TBM cutterhead center seat mounting positioning device, characterized in that: The utility model provides a kind of sliding door and window frame, including slide bar (1), the quantity of the slide bar (1) is two, fixed distance pole (2) is connected between the lower end of one side of two slide bars (1), and the outer part of the other side of two slide bars (1) is respectively equipped with a fixed frame (3) and second fixed frame (4), pull rod (5) is connected between two ends of the fixed frame (3) and the second fixed frame (4) of two slide bars (1) respectively, and the pull rod (5) is equipped with reinforcing seat (6) between the fixed frame (3) and the second fixed frame (4) respectively, the upper surface of two slide bars (1) is equipped with sliding plate (7), and the upper surface of the sliding plate (7) is higher than the upper surface of the pull rod (5).

2. A TBM cutterhead center cutter seat mounting positioning device according to claim 1, characterized in that: The quantity of the fixed distance pole (2) is two, and the lower surface of two slide bars (1) is equipped with vertical rod (8) in the position corresponding to two fixed distance poles (2), and the fixed distance pole (2) is fixedly connected with the slide bar (1) by the vertical rod (8), and the upper end of the fixed distance pole (2) is left with sliding space (9) between two vertical rods (8).

3. A TBM cutterhead center cutter seat mounting and positioning device according to claim 2, characterized in that: One of the vertical rod (8) is correspondingly arranged with the outer side end of the slide bar (1), and the other vertical rod (8) is correspondingly arranged with the outer side of the pull rod (5).

4. The TBM cutterhead center cutter seat mounting and positioning device of claim 1, wherein: The fixed frame (3) and the second fixed frame (4) are both cuboid structures welded by square section materials.

5. The TBM cutterhead center cutter seat mounting and positioning device of claim 1, wherein: The distance between two fixed distance poles (2) on the slide bar (1) is greater than the distance between two pull rods (5).

Images