Airborne anchor drilling machine device and use method

Abstract

An airborne integrated excavator and anchoring machine device and a method for using the same, the device includes a supporting mechanism, an anchoring mechanism, an operating platform and a temporary supporting mechanism; the supporting mechanism is installed on the top of the cantilevered excavator turntable, one end of the supporting mechanism is connected to the top of the cantilevered excavator turntable, and the other end of the supporting mechanism is a free end; the anchoring mechanism and the operating platform are both arranged at the free end of the supporting mechanism; the temporary supporting mechanism is installed above the cutting part of the cantilevered excavator. The method is as follows: after the excavation operation is completed, the temporary supporting mechanism is first adjusted to the unfolded state, and then the supporting mechanism is adjusted to the unfolded state, until the anchoring mechanism in front of the free end of the small arm of the supporting mechanism moves to the anchoring operation area; the two supporting arms at the free end of the small arm of the supporting mechanism are adjusted to an upright state, and the top plate and the bottom plate of the tunnel are supported respectively; the anchoring mechanism is first adjusted to the unfolded state, and then the drilling position of the anchor drilling rig is adjusted, and the anchoring operation is completed at the designated position by the anchor drilling rig; the device is reset, and the excavation operation is continued.

Description

Technical Field

[0001] The invention belongs to the technical field of tunnel support, and in particular relates to an airborne integrated digging and anchoring machine device and a use method thereof. Background Art

[0002] Anchor support is a very effective way to support coal mine tunnels. Anchors can change the mechanical state of the surrounding rock itself, thereby achieving the purpose of maintaining the stability of the tunnel and facilitating the safe progress of excavation operations.

[0003] At present, after the tunnel boring machine advances one working step, the tunnel boring machine needs to stop working first, then retract the cutting head, and then manually operate the anchor drill to perform anchor support operations in the empty top area. This tunneling and anchor support method will lead to low working efficiency of the tunnel boring machine and slow down the tunneling speed. At the same time, the labor intensity of the workers is high, and there are major safety hazards in the anchor support operation.

[0004] To this end, the industry has developed various forms of integrated excavation and anchoring equipment. These integrated excavation and anchoring equipment usually combine the anchoring mechanism and the temporary support mechanism on a cantilever tunnel boring machine. Although the integrated operation of excavation and anchoring can be implemented, the anchoring mechanism generally lacks support, which can easily cause instability in the drilling, thereby affecting work efficiency. Summary of the invention

[0005] In view of the problems existing in the prior art, the present invention provides an airborne drilling and anchoring machine device and a method of use, which can perform anchoring operations without the boring machine exiting the working face, which can significantly reduce the time required for boring operations and thus improve boring efficiency; the present invention is designed with a supporting mechanism, and the anchoring mechanism is installed on the supporting mechanism, which can significantly increase the drilling stability of the anchoring mechanism; the supporting mechanism of the present invention is also provided with an operating platform that can be raised and lowered to facilitate workers in placing anchor nets and steel belts; the present invention has the characteristics of a high degree of mechanization, which can significantly reduce the labor intensity of workers and enable boring operations to be carried out safely and efficiently.

[0006] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: an airborne drilling and anchoring machine device, comprising a supporting mechanism, an anchoring mechanism, an operating platform and a temporary supporting mechanism; the supporting mechanism is installed on the top of the turntable of the cantilever tunnel boring machine, and the supporting mechanism adopts a cantilever structure, one end of the supporting mechanism is connected to the top of the turntable of the cantilever tunnel boring machine, and the other end of the supporting mechanism is a free end; the anchoring mechanism and the operating platform are both arranged at the free end of the supporting mechanism; the temporary supporting mechanism is installed above the cutting part of the cantilever tunnel boring machine.

[0007] The support mechanism includes a base frame, a support mechanism slide rail, a support mechanism power slider, a support mechanism power turntable, a cantilever, a first support arm and a second support arm, and the cantilever includes a large arm, a middle arm and a small arm; the base frame is fixedly connected to the top of the turntable of the cantilever type tunnel boring machine, the support mechanism slide rail is horizontally fixed on the top of the base frame, the support mechanism power slider is arranged on the support mechanism slide rail, and the support mechanism power slider can move freely along the support mechanism slide rail; the support mechanism power turntable is horizontally fixed on the support mechanism power turntable The top of the force slider, one end of the boom is hinged on the top of the supporting mechanism power turntable, and the other end of the boom is a free end. A boom pitch driving cylinder is connected between the boom and the top of the supporting mechanism power turntable, and the cylinder end of the boom pitch driving cylinder is hinged on the top of the supporting mechanism power turntable, and the piston rod end of the boom pitch driving cylinder is hinged on the boom; the middle arm is coaxially mounted on the inner side of the boom, and the forearm is coaxially mounted on the middle arm. The middle arm can be freely telescopically moved along the boom, and the forearm can be freely telescopically moved along the middle arm. A cantilever telescopic driving cylinder is arranged on the inner side of the middle arm and the forearm, one end of the cantilever telescopic driving cylinder is connected to the forearm, and the other end of the cantilever telescopic driving cylinder is connected to the boom; the first support arm and the second support arm have the same structure and both adopt a telescopic structure, support arm telescopic driving cylinders are installed in the first support arm and the second support arm, and the first support arm and the second support arm are symmetrically arranged at the free end of the forearm; one end of the first support arm is hinged on the forearm, and the other end of the first support arm is a free end, and a support arm is provided between the first support arm and the forearm. A first guard arm flipping driving cylinder is connected between the second guard arm and the forearm, the cylinder end of the first guard arm flipping driving cylinder is hinged on the forearm, and the piston rod end of the first guard arm flipping driving cylinder is hinged on the first guard arm; one end of the second guard arm is hinged on the forearm, and the other end of the second guard arm is a free end, and a second guard arm flipping driving cylinder is connected between the second guard arm and the forearm, the cylinder end of the second guard arm flipping driving cylinder is hinged on the forearm, and the piston rod end of the second guard arm flipping driving cylinder is hinged on the second guard arm.

[0008] The anchoring mechanism comprises a first anchoring mechanism power turntable, an adapter frame, an anchoring mechanism slide rail, an anchoring mechanism power slider, a second anchoring mechanism power turntable and an anchor drilling rig; the first anchoring mechanism power turntable is fixedly mounted on the top of the free end of the forearm in the supporting mechanism, the adapter frame is fixedly mounted on the first anchoring mechanism power turntable, the back side of the anchoring mechanism slide rail is hinged to the adapter frame, a slide rail flipping driving cylinder is connected between the back side of the anchoring mechanism slide rail and the adapter frame, the piston rod end of the slide rail flipping driving cylinder is hinged to the adapter frame, and the cylinder end of the slide rail flipping driving cylinder is hinged to the back side of the anchoring mechanism slide rail; the anchoring mechanism power slider is arranged on the anchoring mechanism slide rail, and the anchoring mechanism power slider can move freely along the anchoring mechanism slide rail; the second anchoring mechanism power turntable is fixedly mounted on the top of the anchoring mechanism power slider, and the anchor drilling rig is installed on the second anchoring mechanism power turntable.

[0009] The operating platform includes a workbench, a fixed plate and a support rod; the fixed plate is fixedly mounted on the first support arm or the second support arm in the support mechanism, and a plurality of positioning holes for connecting the fixed plate are arranged on the first support arm or the second support arm, and the fixed plate is connected with the positioning holes at different positions to adjust its own installation height; one end of the workbench is hinged on the fixed plate, and the other end of the workbench is a free end; one end of the support rod is hinged on the fixed plate, and the other end of the support rod is connected to the bottom of the workbench through a buckle.

[0010] The temporary support mechanism includes a temporary support beam, a support beam support frame, a support beam flipping drive cylinder and a support frame flipping drive cylinder; one end of the support beam support frame is hinged above the cutting part of the cantilever tunneling machine, and the other end of the support beam support frame is a free end; one end of the temporary support beam is hinged to the free end of the support beam support frame, and the other end of the temporary support beam is a free end; the support frame flipping drive cylinder is connected between the support beam support frame and the cutting part of the cantilever tunneling machine, the cylinder end of the support frame flipping drive cylinder is hinged on the cutting part of the cantilever tunneling machine, and the piston rod end of the support frame flipping drive cylinder is hinged on the support beam support frame; the support beam flipping drive cylinder is connected between the support beam support frame and the temporary support beam, the cylinder end of the support beam flipping drive cylinder is hinged on the support beam support frame, and the piston rod end of the support beam flipping drive cylinder is hinged on the temporary support beam.

[0011] The method for using the airborne anchor drilling machine comprises the following steps:

[0012] Step 1: When the excavation operation is completed, the temporary support mechanism needs to be adjusted from the retracted state to the unfolded state. First, the piston rod of the support frame flip driving cylinder is controlled to extend, so that the support beam support frame is transformed from the laid-down posture to the upright posture, and then the piston rod of the support beam flip driving cylinder is controlled to extend, so that the temporary support beam is transformed from the laid-down posture to the horizontal unfolded posture;

[0013] Step 2: The support mechanism needs to be adjusted from the stowed state to the unfolded state. First, the power turntable of the support mechanism is controlled to rotate 180° to move the cantilever from the rear to the front of the cutting part of the tunnel boring machine. Then the piston rod of the cantilever telescopic drive cylinder is controlled to extend to extend the cantilever. At the same time, the power slider of the support mechanism and the boom pitch drive cylinder are controlled to move to fine-tune the posture of the cantilever until the anchor mechanism in front of the free end of the forearm moves to the anchoring operation area.

[0014] Step 3: Control the piston rod of the first guard arm flip driving cylinder to extend, so that the first guard arm is converted from the retracted state to the upright state, and at the same time control the piston rod of the second guard arm flip driving cylinder to extend, so that the second guard arm is converted from the raised state to the upright state; then control the first guard arm and the second guard arm to extend respectively, so that the first guard arm supports the bottom plate of the tunnel, and at the same time the second guard arm supports the top plate of the tunnel;

[0015] Step 4: Control the piston rod of the slide rail flipping driving cylinder to extend, so that the anchor mechanism slide rail flips outward 90°, and the anchor mechanism slide rail is converted from the retracted state to the unfolded state;

[0016] Step 5: By controlling the actions of the first anchoring mechanism power turntable, the anchoring mechanism power slider and the second anchoring mechanism power turntable, the drilling position of the anchor drilling rig is adjusted, and then the anchor drilling rig is started to complete the anchoring operation at the designated position through the anchor drilling rig;

[0017] Step 6: After the anchoring operation is completed, the anchoring mechanism, supporting mechanism and temporary supporting mechanism are controlled in turn to return to the initial retracted state, and then the excavation operation is continued.

[0018] Beneficial effects of the present invention:

[0019] The airborne excavator-anchoring machine device and the use method of the present invention can perform anchoring operations without the excavator withdrawing from the working face, which can significantly reduce the time required for excavation operations and thus improve excavation efficiency; the present invention is designed with a support mechanism, and the anchor mechanism is installed on the support mechanism, which can significantly increase the drilling stability of the anchor mechanism; the support mechanism of the present invention is also provided with an operating platform that can be raised and lowered to facilitate workers in placing anchor nets and steel belts; the present invention has the characteristics of a high degree of mechanization, which can significantly reduce the labor intensity of workers and enable excavation operations to be carried out safely and efficiently. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of an airborne integrated digging and anchoring machine device (which is in a stowed state on a tunnel boring machine as a whole) of the present invention;

[0021] Figure 2 It is a structural schematic diagram of an airborne integrated digging and anchoring machine device (which is in an overall unfolded state on a tunneling machine) of the present invention;

[0022] Figure 3 It is a structural schematic diagram of the support mechanism of the present invention;

[0023] Figure 4 It is a structural schematic diagram of the anchoring mechanism of the present invention;

[0024] Figure 5 It is a structural schematic diagram of the operating platform of the present invention;

[0025] Figure 6 It is a structural schematic diagram of the temporary support mechanism of the present invention;

[0026] In the figure, 1 is a supporting mechanism, 2 is an anchoring mechanism, 3 is an operating platform, 4 is a temporary supporting mechanism, 5 is a roadheader, 101 is a base frame, 102 is a slide rail of a supporting mechanism, 103 is a power slider of a supporting mechanism, 104 is a power rotary table of a supporting mechanism, 105 is a large arm, 106 is a middle arm, 107 is a small arm, 108 is a first supporting arm, 109 is a second supporting arm, 110 is a large arm pitching drive cylinder, 111 is a first supporting arm tilting drive cylinder, 112 is a second supporting arm tilting drive cylinder, Rotating drive cylinder, 201—first anchoring mechanism power turntable, 202—adapter frame, 203—anchoring mechanism slide rail, 204—anchoring mechanism power slider, 205—second anchoring mechanism power turntable, 206—anchor drilling rig, 207—slide rail flipping drive cylinder, 301—work table, 302—fixed plate, 303—support rod, 401—temporary support beam, 402—support beam support frame, 403—support beam flipping drive cylinder, 404—support frame flipping drive cylinder. DETAILED DESCRIPTION

[0027] The present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0028] like Figures 1 to 6 As shown, an airborne integrated boring and anchoring machine device comprises a supporting mechanism 1, an anchoring mechanism 2, an operating platform 3 and a temporary supporting mechanism 4; the supporting mechanism 1 is installed on the top of the turntable of the cantilever tunnel boring machine, the supporting mechanism 1 adopts a cantilever structure, one end of the supporting mechanism 1 is connected to the top of the turntable of the cantilever tunnel boring machine 5, and the other end of the supporting mechanism 1 is a free end; the anchoring mechanism 2 and the operating platform 3 are both arranged at the free end of the supporting mechanism 1; the temporary supporting mechanism 4 is installed above the cutting part of the cantilever tunnel boring machine.

[0029] The support mechanism 1 includes a base frame 101, a support mechanism slide rail 102, a support mechanism power slider 103, a support mechanism power turntable 104, a cantilever, a first support arm 108 and a second support arm 109, and the cantilever includes a large arm 105, a middle arm 106 and a small arm 107; the base frame 101 is fixedly connected to the top of the turntable of the cantilever type tunnel boring machine 5, the support mechanism slide rail 102 is horizontally fixed on the top of the base frame 101, the support mechanism power slider 103 is arranged on the support mechanism slide rail 102, and the support mechanism power slider 103 can move freely along the support mechanism slide rail 102; the support mechanism power turntable 104 is horizontally fixed on the support mechanism The top of the power slider 103 of the structure, one end of the boom 105 is hinged on the top of the power turntable 104 of the supporting mechanism, and the other end of the boom 105 is a free end. A boom pitch driving cylinder 110 is connected between the boom 105 and the top of the power turntable 104 of the supporting mechanism, and the cylinder end of the boom pitch driving cylinder 110 is hinged on the top of the power turntable 104 of the supporting mechanism, and the piston rod end of the boom pitch driving cylinder 110 is hinged on the boom 105; the middle arm 106 is coaxially sleeved on the inner side of the boom 105, and the forearm 107 is coaxially sleeved on the middle arm 106, and the middle arm 106 can be freely telescopically moved along the boom 105, and the forearm 107 can be freely extended and retracted along the middle arm 106 The first supporting arm 108 and the second supporting arm 109 have the same structure and both adopt telescopic structure. Support arm telescopic driving cylinders are installed in the first supporting arm 108 and the second supporting arm 109. The first supporting arm 108 and the second supporting arm 109 are symmetrically arranged at the free end of the forearm 107. One end of the first supporting arm 108 is hinged on the forearm 107, and the other end of the first supporting arm 108 is a free end. A first support guard arm flipping driving cylinder 111 is connected between the forearm 107, the cylinder end of the first support guard arm flipping driving cylinder 111 is hinged on the forearm 107, and the piston rod end of the first support guard arm flipping driving cylinder 111 is hinged on the first support guard arm 108; one end of the second support arm 109 is hinged on the forearm 107, and the other end of the second support arm 109 is a free end. A second support guard arm flipping driving cylinder 112 is connected between the second support arm 109 and the forearm 107, the cylinder end of the second support arm flipping driving cylinder 112 is hinged on the forearm 107, and the piston rod end of the second support arm flipping driving cylinder 112 is hinged on the second support arm 109.

[0030] The anchoring mechanism 2 includes a first anchoring mechanism power turntable 201, an adapter frame 202, an anchoring mechanism slide rail 203, an anchoring mechanism power slider 204, a second anchoring mechanism power turntable 205 and an anchor drilling rig 206; the first anchoring mechanism power turntable 201 is fixedly mounted on the top of the free end of the small arm 107 in the support mechanism 1, the adapter frame 202 is fixedly mounted on the first anchoring mechanism power turntable 201, the back of the anchoring mechanism slide rail 203 is hinged to the adapter frame 202, and the back of the anchoring mechanism slide rail 203 and the adapter frame 202 are connected. It is connected to a slide rail flipping driving cylinder 207, the piston rod end of the slide rail flipping driving cylinder 207 is hinged on the adapter frame 202, and the cylinder end of the slide rail flipping driving cylinder 207 is hinged on the back of the anchor mechanism slide rail 203; the anchor mechanism power slider 204 is arranged on the anchor mechanism slide rail 203, and the anchor mechanism power slider 204 can move freely along the anchor mechanism slide rail 203; the second anchor mechanism power turntable 205 is fixedly installed on the top of the anchor mechanism power slider 204, and the anchor drilling rig 206 is installed on the second anchor mechanism power turntable 205.

[0031] The operating platform 3 includes a workbench 301, a fixed plate 302 and a support rod 303; the fixed plate 302 is fixedly mounted on the first support arm 108 or the second support arm 109 in the support mechanism 1, and a plurality of positioning holes for connecting the fixed plate 302 are arranged on the first support arm 108 or the second support arm 109, and the fixed plate 302 is connected with the positioning holes at different positions to adjust its own installation height; one end of the workbench 301 is hinged on the fixed plate 302, and the other end of the workbench 301 is a free end; one end of the support rod 303 is hinged on the fixed plate 302, and the other end of the support rod 303 is connected to the bottom of the workbench 301 through a buckle. When the operating platform 3 is not in use, the workbench 301 can be adjusted to a folded state, and the support rod 303 and the connecting buckle at the bottom of the workbench 301 can be disconnected to reduce the space it occupies; when the operating platform 3 is in use, the workbench 301 can be adjusted to an unfolded state, and the support rod 303 and the buckle at the bottom of the workbench 301 can be connected. At this time, the workbench 301 forms a stable triangular support state through the support rod 303, which is convenient for workers to place anchor nets and steel belts on the workbench 301.

[0032] The temporary support mechanism 4 includes a temporary support beam 401, a support beam support frame 402, a support beam flipping drive cylinder 403 and a support frame flipping drive cylinder 404; one end of the support beam support frame 402 is hinged above the cutting part of the cantilever tunneling machine 5, and the other end of the support beam support frame 402 is a free end; one end of the temporary support beam 401 is hinged to the free end of the support beam support frame 402, and the other end of the temporary support beam 401 is a free end; the support frame flipping drive cylinder 404 is connected between the support beam support frame 402 and the cantilever tunneling machine 5 Between the cutting parts of the arm-type tunnel boring machine 5, the cylinder end of the support frame flipping driving cylinder 404 is hinged on the cutting part of the cantilever tunnel boring machine 5, and the piston rod end of the support frame flipping driving cylinder 404 is hinged on the support beam support frame 402; the support beam flipping driving cylinder 403 is connected between the support beam support frame 402 and the temporary support beam 401, the cylinder end of the support beam flipping driving cylinder 403 is hinged on the support beam support frame 402, and the piston rod end of the support beam flipping driving cylinder 403 is hinged on the temporary support beam 401.

[0033] The method for using the airborne anchor drilling machine comprises the following steps:

[0034] Step 1: When the excavation operation is completed, the temporary support mechanism 4 needs to be adjusted from the retracted state to the unfolded state. First, the piston rod of the support frame flip driving cylinder 404 is controlled to extend, so that the support beam support frame 402 is transformed from the laid-down posture to the upright posture, and then the piston rod of the support beam flip driving cylinder 403 is controlled to extend, so that the temporary support beam 401 is transformed from the laid-down posture to the horizontal unfolded posture;

[0035] Step 2: The support mechanism 1 needs to be adjusted from the stowed state to the unfolded state. First, the support mechanism power turntable 104 is controlled to rotate 180° to move the cantilever from the rear of the cutting part of the tunnel boring machine to the front. Then, the piston rod of the cantilever telescopic drive cylinder is controlled to extend to extend the cantilever. At the same time, the support mechanism power slider 103 and the boom pitch drive cylinder 110 are controlled to move to fine-tune the posture of the cantilever until the anchor mechanism 2 in front of the free end of the forearm 107 moves to the anchoring operation area.

[0036] Step 3: Control the piston rod of the first guard arm flip driving cylinder 111 to extend, so that the first guard arm 108 is converted from the retracted state to the upright state, and at the same time control the piston rod of the second guard arm flip driving cylinder 112 to extend, so that the second guard arm 109 is converted from the raised state to the upright state; then control the first guard arm 108 and the second guard arm 109 to extend respectively, so that the first guard arm 108 supports the bottom plate of the tunnel, and at the same time, the second guard arm 109 supports the top plate of the tunnel;

[0037] Step 4: Control the piston rod of the slide rail flipping driving cylinder 207 to extend, so that the anchor mechanism slide rail 203 flips outward by 90°, and the anchor mechanism slide rail 203 is converted from the retracted state to the unfolded state;

[0038] Step 5: By controlling the first anchoring mechanism power turntable 201, the anchoring mechanism power slider 204 and the second anchoring mechanism power turntable 205 to move, the drilling position of the anchor drill 206 is adjusted, and then the anchor drill 206 is started to complete the anchoring operation at the designated position through the anchor drill 206;

[0039] Step 6: After the anchoring operation is completed, the anchoring mechanism 2, the supporting mechanism 1 and the temporary supporting mechanism 4 are controlled in sequence to return to the initial retracted state, and then the excavation operation is continued.

[0040] The solutions in the embodiments are not intended to limit the patent protection scope of the present invention. All equivalent implementations or changes that do not deviate from the present invention are included in the patent scope of this case.

Claims

1. An airborne anchoring and digging machine, characterized in that: It includes a supporting mechanism, an anchoring mechanism, an operating platform and a temporary supporting mechanism; the supporting mechanism is installed on the top of the slewing table of the cantilever tunneling machine, the supporting mechanism adopts a cantilever structure, one end of the supporting mechanism is connected to the top of the slewing table of the cantilever tunneling machine, and the other end of the supporting mechanism is a free end; the anchoring mechanism and the operating platform are both arranged at the free end of the supporting mechanism; the temporary supporting mechanism is installed above the cutting part of the cantilever tunneling machine; The support mechanism includes a base frame, a support mechanism slide rail, a support mechanism power slider, a support mechanism power turntable, a cantilever, a first support arm and a second support arm, and the cantilever includes a large arm, a middle arm and a small arm; the base frame is fixedly connected to the top of the turntable of the cantilever type tunnel boring machine, the support mechanism slide rail is horizontally fixed on the top of the base frame, the support mechanism power slider is arranged on the support mechanism slide rail, and the support mechanism power slider can move freely along the support mechanism slide rail; the support mechanism power turntable is horizontally fixed on the support mechanism power turntable The top of the force slider, one end of the boom is hinged on the top of the supporting mechanism power turntable, and the other end of the boom is a free end. A boom pitch driving cylinder is connected between the boom and the top of the supporting mechanism power turntable, and the cylinder end of the boom pitch driving cylinder is hinged on the top of the supporting mechanism power turntable, and the piston rod end of the boom pitch driving cylinder is hinged on the boom; the middle arm is coaxially mounted on the inner side of the boom, and the forearm is coaxially mounted on the middle arm. The middle arm can be freely telescopically moved along the boom, and the forearm can be freely telescopically moved along the middle arm. A cantilever telescopic driving cylinder is arranged on the inner side of the middle arm and the forearm, one end of the cantilever telescopic driving cylinder is connected to the forearm, and the other end of the cantilever telescopic driving cylinder is connected to the boom; the first support arm and the second support arm have the same structure and both adopt a telescopic structure, support arm telescopic driving cylinders are installed in the first support arm and the second support arm, and the first support arm and the second support arm are symmetrically arranged at the free end of the forearm; one end of the first support arm is hinged on the forearm, and the other end of the first support arm is a free end, and a support arm is provided between the first support arm and the forearm. A first guard arm flip driving cylinder is connected between the two arms, the cylinder end of the first guard arm flip driving cylinder is hinged on the forearm, and the piston rod end of the first guard arm flip driving cylinder is hinged on the first guard arm; one end of the second guard arm is hinged on the forearm, and the other end of the second guard arm is a free end, a second guard arm flip driving cylinder is connected between the second guard arm and the forearm, the cylinder end of the second guard arm flip driving cylinder is hinged on the forearm, and the piston rod end of the second guard arm flip driving cylinder is hinged on the second guard arm; The anchoring mechanism comprises a first anchoring mechanism power turntable, an adapter frame, an anchoring mechanism slide rail, an anchoring mechanism power slider, a second anchoring mechanism power turntable and an anchor drilling rig; the first anchoring mechanism power turntable is fixedly mounted on the top of the free end of the forearm in the supporting mechanism, the adapter frame is fixedly mounted on the first anchoring mechanism power turntable, the back side of the anchoring mechanism slide rail is hinged to the adapter frame, a slide rail flipping driving cylinder is connected between the back side of the anchoring mechanism slide rail and the adapter frame, the piston rod end of the slide rail flipping driving cylinder is hinged to the adapter frame, and the cylinder end of the slide rail flipping driving cylinder is hinged to the back side of the anchoring mechanism slide rail; the anchoring mechanism power slider is arranged on the anchoring mechanism slide rail, and the anchoring mechanism power slider can move freely along the anchoring mechanism slide rail; the second anchoring mechanism power turntable is fixedly mounted on the top of the anchoring mechanism power slider, and the anchor drilling rig is installed on the second anchoring mechanism power turntable; The operating platform includes a workbench, a fixed plate and a support rod; the fixed plate is fixedly mounted on the first support arm or the second support arm in the support mechanism, and a plurality of positioning holes for connecting the fixed plate are arranged on the first support arm or the second support arm, and the fixed plate is connected with the positioning holes at different positions to adjust its own installation height; one end of the workbench is hinged on the fixed plate, and the other end of the workbench is a free end; one end of the support rod is hinged on the fixed plate, and the other end of the support rod is connected to the bottom of the workbench through a buckle.

2. The airborne anchoring and digging machine according to claim 1, characterized in that: The temporary support mechanism includes a temporary support beam, a support beam support frame, a support beam flipping drive cylinder and a support frame flipping drive cylinder; one end of the support beam support frame is hinged above the cutting part of the cantilever tunneling machine, and the other end of the support beam support frame is a free end; one end of the temporary support beam is hinged to the free end of the support beam support frame, and the other end of the temporary support beam is a free end; the support frame flipping drive cylinder is connected between the support beam support frame and the cutting part of the cantilever tunneling machine, the cylinder end of the support frame flipping drive cylinder is hinged on the cutting part of the cantilever tunneling machine, and the piston rod end of the support frame flipping drive cylinder is hinged on the support beam support frame; the support beam flipping drive cylinder is connected between the support beam support frame and the temporary support beam, the cylinder end of the support beam flipping drive cylinder is hinged on the support beam support frame, and the piston rod end of the support beam flipping drive cylinder is hinged on the temporary support beam.

3. The method for using the airborne anchor drilling machine according to claim 1, characterized in that The steps include: Step 1: When the excavation operation is completed, the temporary support mechanism needs to be adjusted from the retracted state to the unfolded state. First, the piston rod of the support frame flip driving cylinder is controlled to extend, so that the support beam support frame is transformed from the laid-down posture to the upright posture, and then the piston rod of the support beam flip driving cylinder is controlled to extend, so that the temporary support beam is transformed from the laid-down posture to the horizontal unfolded posture; Step 2: The support mechanism needs to be adjusted from the stowed state to the unfolded state. First, the power turntable of the support mechanism is controlled to rotate 180° to move the cantilever from the rear to the front of the cutting part of the tunnel boring machine. Then the piston rod of the cantilever telescopic drive cylinder is controlled to extend to extend the cantilever. At the same time, the power slider of the support mechanism and the boom pitch drive cylinder are controlled to move to fine-tune the posture of the cantilever until the anchor mechanism in front of the free end of the forearm moves to the anchoring operation area. Step 3: Control the piston rod of the first guard arm flip driving cylinder to extend, so that the first guard arm is converted from the retracted state to the upright state, and at the same time control the piston rod of the second guard arm flip driving cylinder to extend, so that the second guard arm is converted from the raised state to the upright state; then control the first guard arm and the second guard arm to extend respectively, so that the first guard arm supports the bottom plate of the tunnel, and at the same time the second guard arm supports the top plate of the tunnel; Step 4: Control the piston rod of the slide rail flipping driving cylinder to extend, so that the anchor mechanism slide rail flips outward 90°, and the anchor mechanism slide rail is converted from the retracted state to the unfolded state; Step 5: By controlling the actions of the first anchoring mechanism power turntable, the anchoring mechanism power slider and the second anchoring mechanism power turntable, the drilling position of the anchor drilling rig is adjusted, and then the anchor drilling rig is started to complete the anchoring operation at the designated position through the anchor drilling rig; Step 6: After the anchoring operation is completed, the anchoring mechanism, supporting mechanism and temporary supporting mechanism are controlled in turn to return to the initial retracted state, and then the excavation operation is continued.

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