CN209892257U

CN209892257U - Anchor rod trolley

Info

Publication number: CN209892257U
Application number: CN201920257002.7U
Authority: CN
Inventors: 尹才刚; 郭玉强; 吴明正; 郑敏; 周生伟
Original assignee: LANGFANG JINGLONG HEAVY MACHINERY CO Ltd
Current assignee: Hebei Jinglong Intelligent Equipment Co ltd
Priority date: 2019-02-28
Filing date: 2019-02-28
Publication date: 2020-01-03
Anticipated expiration: 2029-02-28

Abstract

The utility model provides an anchor rod platform truck. This stock platform truck is including walking chassis and robotic arm subassembly, and robotic arm subassembly is two, and two robotic arm subassemblies are movably connected with walking chassis, and robotic arm subassembly has drilling mechanism and manipulator to make two at least stocks connect gradually through the manipulator with the cooperation of drilling mechanism, and make drilling mechanism carry out the drilling operation through two at least continuous stocks. Through movably setting up two arm components on walking chassis, wherein, arm component is including drilling mechanism and manipulator, and the manipulator can make two at least stock connect gradually with the cooperation of drilling mechanism to make drilling mechanism carry out the drilling operation through two at least continuous stocks, can prolong the degree of depth of drilling, satisfy the operation requirement of drilling depth. Wherein, two robotic arm assemblies simultaneous operation have improved the efficiency of punching of a plurality of drilling operations.

Description

Anchor rod trolley

Technical Field

The utility model relates to a tunnel construction equipment technical field particularly, relates to an stock platform truck.

Background

At present, the national reinforced social foundation engineering construction needs to be carried out, a large number of railway and highway engineering needs to be carried out every year, tunnels need to be mined inevitably in mountainous and hilly areas, and anchor rod construction operation is needed for tunnel construction.

However, the tunnel anchor rod drilling construction still mainly uses manpower, and people stand on the simple and easy rack to drill during anchor rod drilling, and anchor rod construction mechanization degree is low, and workman intensity of labour is big, and the efficiency of construction is low, and the quality can't be guaranteed, sets up simple and easy rack and sets up the simple and easy rack and drill the worker and construct the safety and can't guarantee on the frame. In addition, the drill rod device on the existing anchor rod trolley can only drill one anchor rod at a time, so that the drilling depth is limited.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide an anchor bar trolley to solve the problem that the operation depth of the anchor bar trolley in the prior art is too shallow.

In order to achieve the above object, there is provided a roof bolter truck including: a walking chassis; the mechanical arm assembly is movably connected with the walking chassis and is provided with a drilling mechanism and a mechanical arm, so that at least two anchor rods are connected in sequence through the cooperation of the mechanical arm and the drilling mechanism, and the drilling mechanism is enabled to drill through at least two connected anchor rods.

Further, the robot arm assembly further comprises: the first end of the supporting arm is movably connected with the walking chassis; and the drilling device is rotatably connected with the second end of the supporting arm and is provided with a drilling mechanism and a manipulator.

Further, the support arm includes: the mounting seat is rotatably connected with the walking chassis; the first end of the first arm is movably connected with the mounting seat, and the second end of the first arm is provided with an accommodating space; the first end of the second arm is movably arranged in the accommodating space, and the second end of the second arm is rotatably connected with the drilling device.

Furthermore, the support arm further comprises two first oil cylinders, the two first oil cylinders are respectively arranged on two sides of the first arm, the cylinder body of each first oil cylinder is hinged to the shell of the corresponding first arm, and the piston rod of each first oil cylinder is hinged to the mounting seat.

Further, the drilling device includes: the mounting base is rotatably connected with the second end of the supporting arm, the drilling mechanism is movably connected with the mounting base, and the drilling mechanism is provided with a working end; the clamp holder is arranged on the installation basis and used for clamping the anchor rod, the drill mechanism is moved to be close to the clamp holder, and the anchor rod grabbed by the manipulator is connected with the anchor rod clamped by the clamp holder.

Further, the installation base includes: the drilling mechanism is movably arranged on the first mounting base body, and the manipulator and the gripper are connected with the first mounting base body; the second installation base member, the second installation base member is movably connected with first installation base member.

Further, the first mounting base includes: the manipulator and the gripper are connected with the first mounting body; the first driving part is connected with the first installation body and is in driving connection with the drilling mechanism so that the drilling mechanism moves along the length direction of the first installation body.

Further, the second mounting base includes: a second mounting body; the guide rail is arranged on the second mounting body, and the first mounting base body is connected with the guide rail in a matching way; and the second driving part is connected with the second mounting body, a driving shaft of the second driving part is connected with the first mounting base body, and the second driving part drives the first mounting base body to move along the length direction of the guide rail.

Further, the robot includes: the swinging piece is movably connected with the mounting base; the first clamping part is arranged at the end part of the swinging piece; the output shaft of the third driving part is in driving connection with the swinging piece; the second clamping part is pivotally connected with the swinging piece; and the driving shaft of the fourth driving part is in driving connection with the second clamping part.

Further, the stock platform truck still includes: the first end of the auxiliary arm is movably connected with the walking chassis; the second end of the auxiliary arm is movably connected with the operating platform; and the leveling mechanism is arranged between the auxiliary arm and the operating platform so as to enable the operating surface of the operating platform to be parallel to the horizontal plane.

Further, the leveling mechanism includes: the rotating seat is rotatably connected with the auxiliary arm; the second oil cylinder is arranged between the rotating seat and the auxiliary arm so as to control the rotating seat to rotate relative to the auxiliary arm; the cylinder body of the second oil cylinder is movably connected with the rotating seat, and the piston rod of the third oil cylinder is movably connected with the operating platform; the cylinder body of the fourth oil cylinder is movably connected with the rotating seat, the piston rod of the fourth oil cylinder is movably connected with the operating platform, and a preset angle is formed between the axis of the piston rod of the third oil cylinder and the axis of the piston rod of the fourth oil cylinder.

Further, the leveling mechanism includes: the sensing part is arranged on the operating platform and used for sensing the distance between the operating platform and the barrier; the alarm is electrically connected with the sensing part, so that when the distance between the operating platform and the barrier is smaller than a preset distance, the alarm gives an alarm.

Use the technical scheme of the utility model, through movably setting up two arm components on walking chassis, wherein, arm component is including boring mechanism and manipulator, and the manipulator can make two at least stocks connect gradually with boring the cooperation of mechanism to make boring mechanism carry out the drilling operation through two at least consecutive stocks, can prolong the degree of depth of drilling, satisfy the operation requirement of drilling depth.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows an axial structural schematic of an embodiment of the anchor bar trolley according to the invention;

figure 2 shows a schematic side view of an embodiment of the anchor bar trolley according to the invention;

figure 3 shows a schematic top view of an embodiment of the anchor bar trolley according to the present invention;

figure 4 shows a side view schematic of an embodiment of the mechanical arm assembly of the anchor bar trolley according to the present invention;

figure 5 shows a schematic top view of an embodiment of the mechanical arm assembly of the anchor bar trolley according to the present invention;

fig. 6 shows a schematic structural view of an embodiment of an auxiliary arm of the anchor bar trolley according to the invention;

figure 7 shows a schematic structural view of an embodiment of the drilling device of the anchor bar trolley according to the invention;

fig. 8 shows a schematic structural view of an embodiment of the manipulator of the anchor bar trolley according to the invention.

Wherein the figures include the following reference numerals:

10. installing a foundation; 11. a first mounting base; 111. a first mounting body; 112. a first driving section; 113. a first pulley; 114. a second pulley; 12. a second mounting base; 121. a second mounting body; 122. a guide rail; 123. a second driving section;

20. drilling mechanism;

30. a manipulator; 31. a swinging member; 32. a first gripping section; 33. a second gripping section; 34. a third driving section; 35. a fourth driving section;

40. a holder;

50. a mechanical arm assembly; 51. a support arm; 511. a mounting seat; 512. a first arm; 513. a second arm; 52. drilling a device;

60. a walking chassis;

70. an auxiliary arm;

80. an operating platform;

90. a leveling mechanism.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1 to 8, according to an embodiment of the present invention, there is provided an anchor bar trolley.

Specifically, as shown in fig. 1 to 3, the anchor bar trolley comprises a traveling chassis 60 and two mechanical arm assemblies 50, wherein the two mechanical arm assemblies 50 are movably connected with the traveling chassis 60, and the mechanical arm assemblies 50 are provided with a drilling mechanism 20 and a manipulator 30, so that at least two anchor bars are sequentially connected through the cooperation of the manipulator 30 and the drilling mechanism 20, and the drilling mechanism 20 performs drilling operation through the at least two connected anchor bars.

In this embodiment, through movably setting up two arm assemblies on walking chassis, wherein, arm assembly is including drilling mechanism and manipulator, and the manipulator can make two at least stock connect gradually with the cooperation of drilling mechanism to make drilling mechanism carry out the drilling operation through two at least consecutive stocks, can prolong the degree of depth of drilling, satisfy the operation requirement of drilling depth. Wherein, two robotic arm assemblies simultaneous operation have improved the efficiency of punching of a plurality of drilling operations.

As shown in fig. 4, the robot arm assembly 50 further includes a support arm 51 and a drilling device 52, a first end of the support arm 51 is movably connected with the traveling chassis 60, the drilling device 52 is rotatably connected with a second end of the support arm 51, and the drilling device 52 has the drilling mechanism 20 and the robot 30. The arrangement is convenient for relative rotation through the supporting arm 51 and the drilling device 52, so that the drilling mechanism 20 is convenient to move to the preset position, and the flexibility of the drilling position is improved.

As shown in fig. 4, the supporting arm 51 includes a mounting base 511, a first arm 512 and a second arm 513, the mounting base 511 is rotatably connected to the walking chassis 60, a first end of the first arm 512 is movably connected to the mounting base 511, a second end of the first arm 512 is provided with an accommodating space, a first end of the second arm 513 is movably disposed in the accommodating space, and a second end of the second arm 513 is rotatably connected to the drilling device 52. The first arm 512 and the second arm 513 are sleeved with each other, so that the supporting arm 51 can telescopically drive the drilling mechanism 20 to move, and the moving range of the drilling mechanism 20 is increased.

As shown in fig. 5, the supporting arm 51 further includes two first oil cylinders, the two first oil cylinders are respectively disposed at two sides of the first arm 512, a cylinder body of the first oil cylinder is hinged to a housing of the first arm 512, and a piston rod of the first oil cylinder is hinged to the mounting base 511. This arrangement facilitates driving the first arm 512 to swing along a predetermined angle by the two first cylinders.

As shown in fig. 4, the drilling device 52 includes a mounting base 10 and a holder 40, the mounting base 10 is rotatably connected with the second end of the supporting arm 51, the drilling mechanism 20 is movably connected with the mounting base 10, the drilling mechanism 20 has a working end, the holder 40 is disposed on the mounting base 10, and the holder 40 is used for holding an anchor rod so that the anchor rod gripped by the manipulator 30 is connected with the anchor rod held by the holder 40 by moving the drilling mechanism 20 close to the holder 40. The holder 40 has a first clamp assembly and a second clamp assembly which cooperate to hold the drill rod in a locked or rotated condition, the arrangement being such that the drilling mechanism 20 threadably engages the drill rod at the working end with the drill rod on the holder 40.

In the present embodiment, there are at least two robots 30, and the at least two robots 30 are disposed on the mounting base 10 at intervals. The two manipulators 30 are respectively arranged at two ends of the installation foundation 10, and the two manipulators 30 comprise a first manipulator and a second manipulator, wherein the second manipulator is arranged adjacent to the clamper 40, and the working end of the drilling mechanism 20 is connected with or detached from the drill rod through the cooperation of the first manipulator and the second manipulator.

As shown in fig. 7, the mounting base 10 includes a first mounting base 11 and a second mounting base 12, the drilling mechanism 20 is movably disposed on the first mounting base 11, the robot 30 and the gripper 40 are both connected to the first mounting base 11, and the second mounting base 12 is movably connected to the first mounting base 11. This arrangement facilitates the positioning of the drilling mechanism 20 at the preset drilling position by manipulating the first mounting base 11 and the second mounting base 12, and facilitates the contraction and transportation of the equipment.

As shown in fig. 4 and 7, the first mounting base 11 includes a first mounting body 111 and a first driving portion 112, the first mounting body 111 is movably connected to the second mounting base 12, the robot 30 and the clamper 40 are both connected to the first mounting body 111, the first driving portion 112 is connected to the first mounting body 111, and the first driving portion 112 is drivingly connected to the drilling mechanism 20 so that the drilling mechanism 20 moves along the length direction of the first mounting body 111. This arrangement facilitates driving the first mounting body 111 to move on the second mounting base 12 by the first driving portion 112.

As shown in fig. 7, the first mounting base 11 includes a first pulley 113 and a second pulley 114, the first pulley 113 is connected to the first mounting body 111, the second pulley 114 is connected to the first mounting body 111, the first pulley 113 and the second pulley 114 are disposed at intervals, the drilling mechanism 20 is movably disposed between the first pulley 113 and the second pulley 114, both the first pulley 113 and the second pulley 114 are sleeved with a rope, and the drilling mechanism 20 is connected to the first pulley 113 and the second pulley 114 through the rope. The first pulley 113, the second pulley 114, the first driving part 112 and the drilling mechanism 20 form a double-speed mechanism, so that in the process of advancing the first pulley 113, the drilling mechanism 20 is driven by the connection of the steel wire rope to push the drill rod to advance along the double-V guide rail, and drilling construction is performed. Conversely, when the first driving portion 112 moves backward, the drilling mechanism 20 also moves backward through the connection of the wire rope.

In this embodiment, the second mounting base 12 includes a second mounting body 121, a guide rail 122 and a second driving portion 123, the guide rail 122 is disposed on the second mounting body 121, the first mounting base 11 is connected to the guide rail 122 in a matching manner, the second driving portion 123 is connected to the second mounting body 121, a driving shaft of the second driving portion 123 is connected to the first mounting base 11, and the second driving portion 123 drives the first mounting base 11 to move along a length direction of the guide rail 122. Wherein, the guide rail is two V guide rails, and the guide rail adopts aluminum alloy material, when having had by a wide margin the reduction in weight for the improvement by a wide margin has been had in the aspect of the fastness. This is so arranged that the first mounting base 11 is driven to move by the second driving portion 123 to move the drilling mechanism 20.

As shown in fig. 8, the manipulator 30 includes a swinging member 31, a first clamping portion 32, a third driving portion 34, a second clamping portion 33, and a fourth driving portion 35, the swinging member 31 is movably connected to the mounting base 10, the first clamping portion 32 is disposed at an end of the swinging member 31, the third driving portion 34 is connected to the mounting base 10, an output shaft of the third driving portion 34 is drivingly connected to the swinging member 31, the second clamping portion 33 is pivotally connected to the swinging member 31, the fourth driving portion 35 is connected to the swinging member 31, and a driving shaft of the fourth driving portion 35 is drivingly connected to the second clamping portion 33. This arrangement facilitates the gripping of the drill rod by the robot 30 to connect or disconnect the working end of the drilling mechanism 20 to the drill rod.

As shown in fig. 1 and 6, the anchor bar trolley further includes: the auxiliary arm 70, the operation platform 80 and the leveling mechanism 90, wherein a first end of the auxiliary arm 70 is movably connected with the walking chassis 60, a second end of the auxiliary arm 70 is movably connected with the operation platform 80, and the leveling mechanism 90 is arranged between the auxiliary arm 70 and the operation platform 80, so that the operation surface of the operation platform 80 is parallel to the horizontal plane. The double-oil-cylinder triangular support mechanism of the auxiliary arm 70 can be adjusted to realize horizontal rotation and up-and-down movement of the operating platform, and further, the leveling mechanism enables operators in the fence to reach all positions in the anchor rod construction range, so that a working platform is provided for anchor rod installation and grouting.

In this embodiment, the leveling mechanism 90 includes a rotating base, a second cylinder, a third cylinder and a fourth cylinder, the rotating base is rotatably connected to the auxiliary arm 70, the second cylinder is disposed between the rotating base and the auxiliary arm 70 to control the rotating base to rotate relative to the auxiliary arm 70, a cylinder body of the second cylinder is movably connected to the rotating base, a piston rod of the third cylinder is movably connected to the operating platform 80, a cylinder body of the fourth cylinder is movably connected to the rotating base, a piston rod of the fourth cylinder is movably connected to the operating platform 80, and a preset angle is formed between an axis of the piston rod of the third cylinder and an axis of the piston rod of the fourth cylinder. The leveling mechanism 90 is provided to ensure that the operation platform 80 is always horizontal during high-altitude operation.

In this embodiment, leveling mechanism 90 includes sensing portion and alarm, and sensing portion sets up on operation platform 80, and sensing portion is used for sensing the distance between operation platform 80 and the barrier, and the alarm is connected with sensing portion electricity to when operation platform 80 is less than preset distance with the distance of barrier, the alarm sends out the police dispatch newspaper. This arrangement facilitates protecting the operation platform 80 from collision.

As shown in fig. 4 and 5, the supporting arm 51 includes a first arm 512 and a second arm 513, and the angle adjustment of the supporting arm 51 adopts a double-cylinder triangular supporting mechanism; the double-oil-cylinder triangular support mechanism comprises a left drill boom lifting oil cylinder, a right drill boom lifting oil cylinder and a drill boom mounting seat, the left drill boom lifting oil cylinder and the right drill boom lifting oil cylinder are two bevel edges of a triangular support structure, and the drill boom mounting seat close to the walking chassis 60 is the bottom edge of the triangular support structure. The left drill boom lifting oil cylinder and the right drill boom lifting oil cylinder are preferably hydraulic oil cylinders, the cylinder body of the hydraulic oil cylinder is hinged with a middle lug shaft arranged outside the first arm 512, the piston rod of the hydraulic oil cylinder is hinged with the drill boom mounting seat, the telescopic outer arm is connected with the drill boom mounting seat through the drill boom swinging seat, and the drill boom mounting seat 14 is fixed on the walking chassis 60. The double-oil-cylinder triangular support mechanism can swing in a horizontal plane with 45 degrees on the left and right and 90 degrees in total. Similar to the supporting arm 51, the auxiliary arm 70 also includes a telescopic outer arm and a telescopic inner arm, and the angle adjustment of the auxiliary arm 70 also adopts a double-cylinder triangular supporting mechanism.

As shown in fig. 4, the drilling mechanism 20 is connected to and held stationary by the swing cylinder mount to the second arm 513 of the support arm 51.

The operating platform 80 is connected and fixed with the telescopic inner arm of the auxiliary arm 70 through the leveling mechanism 90, specifically, the leveling mechanism 90 is mainly controlled by a leveling cylinder and comprises a leveling cylinder, a swing cylinder connecting seat and a lower swing angle cylinder fixing seat which form a triangular structure together, wherein the leveling cylinder is the bottom edge of a triangle, the top angle of the triangle is connected with the inner wall of the auxiliary arm, and the operating platform 80 is connected at one bottom angle of the triangle.

As shown in fig. 4 and 5, the drilling device 52 includes a guide rail mounting seat, a top support cylinder, a thrust cylinder, a drilling mechanism 20, a mounting base 10, and a holder 40; the guide rail mounting seat is provided with a track, the drilling mechanism 20 and the clamper 40 are respectively arranged at two ends of the track on the guide rail mounting seat, the propulsion oil cylinder is arranged on the base and connected with the drilling mechanism 20, and the top support oil cylinder is arranged on the base and matched with the propulsion oil cylinder; during drilling, the propelling cylinder pushes the drilling mechanism 20 to advance along the guide rail, and the clamp holder 40 plays a role in limiting the anchor rod and prevents the anchor rod from shifting due to vibration. In the drilling and propelling process, the speed multiplying effect is generated by a speed multiplying mechanism in the drilling device, and the speed multiplying mechanism comprises a propelling oil cylinder 16, a first pulley 113, a second pulley 114, a steel wire rope, a drilling mechanism 20 and the like. In the propelling process, the propelling cylinder drives the second pulley 114 to move forwards through the guide rod, the drilling mechanism 20 is driven to move forwards through the connection of the steel wire rope, and the movable pulley in the second pulley 114 is a key of a speed doubling mechanism, so that the structure is simple and practical, and the effect is good. As shown in fig. 4, the drilling device base, i.e. the mounting base 10, is mounted on the rotating shaft of the swing cylinder, and is mounted on the supporting arm 51 through the swing cylinder and the leveling mechanism 90, so that the drilling device 52 can rotate 180 degrees.

As shown in fig. 4 and 5, the drilling device 52 includes a mounting base plate, a fixing frame, a swing cylinder, a drill rod clamping cylinder, and a drill rod moving cylinder. The mounting bottom plate is fixed on a guide rail of the drilling mechanism 20, the fixed seat is provided with a swing frame, the swing frame is driven by a drill rod moving cylinder, and a drill rod clamping cylinder is arranged on the swing frame and used for clamping an anchor rod; the robotic arm assembly 50 is preferably provided in two sets for stabilizing the ends of the anchor rods.

In order to facilitate manual operation, the operation device of the operation platform 80 is installed on the fence mechanism, and in order to ensure the safety of personnel, the operation platform 80 is provided with a pre-collision alarm.

The power source of the trolley adopts double powers, the power source of the walking chassis 60 is an engine, the power sources of the other working mechanisms are motors, and the double-cylinder triangular support mechanism adopts double-power switching drive. Through the arrangement, construction is carried out in the tunnel, smoke emission can be reduced, and the working environment is improved.

The working process of the anchor rod trolley is as follows:

after the anchor rod trolley is in place in front of the tunnel face, the hydraulic oil cylinders of the double-oil-cylinder triangular support mechanism are operated to drive the mechanical arm assembly 50 and the auxiliary arm 70 to be lifted to the working position, and the support arm 51 is stably stopped at the working position by adjusting the double-oil-cylinder triangular support mechanism and the leveling mechanism 90. Then, the top support oil cylinder on the drilling device moves, and the push oil cylinder and the swing oil cylinder are adjusted, so that the drilling mechanism 20 can meet the requirements of anchor rod hole drilling operation in different directions and angles in the range of the side wall and the arch part. After completing one drilling operation, the anchor is engaged into the drilling mechanism 20 by the manipulator 30 in preparation for the next drilling operation.

The tunnel anchor rod trolley completely meets the operation requirements of drilling all anchor rod holes, installing anchor rods, grouting and the like in one working cycle by arranging the upper and lower operating mechanisms, and greatly improves the working efficiency of tunnel anchor rod trolley construction.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A roof bolter carriage, comprising:

a traveling chassis (60);

the mechanical arm assembly (50) comprises two mechanical arm assemblies (50), the two mechanical arm assemblies (50) are movably connected with the walking chassis (60), and the mechanical arm assembly (50) is provided with a drilling mechanism (20) and a mechanical arm (30) so that at least two anchor rods are sequentially connected through the cooperation of the mechanical arm (30) and the drilling mechanism (20) is enabled to perform drilling operation through the at least two connected anchor rods.

2. The tie-bar trolley of claim 1, wherein the robotic arm assembly (50) further comprises:

the first end of the supporting arm (51) is movably connected with the walking chassis (60);

a drilling device (52), wherein the drilling device (52) is rotatably connected with the second end of the supporting arm (51), and the drilling device (52) is provided with the drilling mechanism (20) and the mechanical arm (30).

3. A bolting trolley according to claim 2, wherein the support arm (51) comprises:

the mounting seat (511) is rotatably connected with the walking chassis (60);

a first arm (512), wherein a first end of the first arm (512) is movably connected with the mounting base (511), and a second end of the first arm (512) is provided with an accommodating space;

a second arm (513), a first end of the second arm (513) is movably arranged in the accommodating space, and a second end of the second arm (513) is rotatably connected with the drilling device (52).

4. The anchor bar trolley according to claim 3, wherein the support arm (51) further comprises two first oil cylinders, the two first oil cylinders are respectively arranged on two sides of the first arm (512), a cylinder body of the first oil cylinder is hinged with a shell of the first arm (512), and a piston rod of the first oil cylinder is hinged with the mounting seat (511).

5. A bolting trolley according to claim 2, characterised in that said drilling device (52) comprises:

a mounting base (10), the mounting base (10) being rotatably connected to the second end of the support arm (51), the drilling mechanism (20) being movably connected to the mounting base (10), the drilling mechanism (20) having a working end;

the clamp holder (40), the clamp holder (40) set up in on the installation basis (10), the clamp holder (40) is used for the centre gripping stock to close to the clamp holder (40) through moving the mechanism of drilling (20), so that the stock that the manipulator (30) snatched is connected with the stock that the clamp holder (40) was centre gripping.

6. A roof-bolter trolley according to claim 5, characterized in that the mounting base (10) comprises:

a first mounting base body (11), the drilling mechanism (20) is movably arranged on the first mounting base body (11), and the manipulator (30) and the gripper (40) are connected with the first mounting base body (11);

a second mounting base (12), the second mounting base (12) being movably connected with the first mounting base (11).

7. A roof bolter carriage according to claim 6, characterized in that the first mounting base (11) comprises:

the first mounting body (111), the first mounting body (111) is movably connected with the second mounting base body (12), and the manipulator (30) and the gripper (40) are both connected with the first mounting body (111);

the first driving part (112), the first driving part (112) is connected with the first installation body (111), and the first driving part (112) is in driving connection with the drilling mechanism (20) so that the drilling mechanism (20) moves along the length direction of the first installation body (111).

8. A roof-bolter carriage according to claim 6, characterized in that said second mounting base (12) comprises:

a second mounting body (121);

the guide rail (122) is arranged on the second mounting body (121), and the first mounting base body (11) is connected with the guide rail (122) in a matched mode;

and a second driving part (123), wherein the second driving part (123) is connected with the second mounting body (121), a driving shaft of the second driving part (123) is connected with the first mounting base body (11), and the second driving part (123) drives the first mounting base body (11) to move along the length direction of the guide rail (122).

9. The bolting trolley according to claim 5, wherein said manipulator (30) comprises:

the swinging piece (31), the swinging piece (31) is movably connected with the installation base (10);

a first gripping section (32), the first gripping section (32) being provided at an end of the swinging member (31);

a third driving part (34), wherein the third driving part (34) is connected with the mounting base (10), and an output shaft of the third driving part (34) is in driving connection with the swinging piece (31);

a second gripping section (33), the second gripping section (33) being pivotally connected to the swinging member (31);

a fourth driving part (35), wherein the fourth driving part (35) is connected with the swinging piece (31), and a driving shaft of the fourth driving part (35) is in driving connection with the second clamping part (33).

10. The tie-bar trolley of claim 1, further comprising:

an auxiliary arm (70), wherein a first end of the auxiliary arm (70) is movably connected with the walking chassis (60);

an operating platform (80), the second end of the auxiliary arm (70) being movably connected with the operating platform (80);

the leveling mechanism (90) is arranged between the auxiliary arm (70) and the operating platform (80), so that an operating surface of the operating platform (80) is parallel to a horizontal plane.

11. The tie-bar trolley of claim 10, wherein the leveling mechanism (90) comprises:

a rotating seat rotatably connected with the auxiliary arm (70);

the second oil cylinder is arranged between the rotating seat and the auxiliary arm (70) so as to control the rotating seat to rotate relative to the auxiliary arm (70);

the cylinder body of the second oil cylinder is movably connected with the rotating seat, and the piston rod of the third oil cylinder is movably connected with the operating platform (80);

the cylinder body of the fourth oil cylinder is movably connected with the rotating seat, the piston rod of the fourth oil cylinder is movably connected with the operating platform (80), and a preset angle is formed between the axis of the piston rod of the third oil cylinder and the axis of the piston rod of the fourth oil cylinder.

12. The tie-bar trolley of claim 10, wherein the leveling mechanism (90) comprises:

the sensing part is arranged on the operating platform (80) and used for sensing the distance between the operating platform (80) and an obstacle;

the alarm is electrically connected with the sensing part, so that when the distance between the operating platform (80) and the barrier is smaller than a preset distance, the alarm gives an alarm.