CN112139676A

CN112139676A - Cutting device of tunnel place ahead boulder

Info

Publication number: CN112139676A
Application number: CN202011040987.1A
Authority: CN
Inventors: 胡敏
Original assignee: Wenzhou Yuanming Zhenyue Technology Co ltd
Current assignee: Wenzhou Yuanming Zhenyue Technology Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2020-12-29

Abstract

The invention belongs to the field of tunnel construction equipment, and particularly relates to a cutting device for boulders in front of a tunnel, wherein a driving motor is fixedly connected to the inner wall of one side of a fixed box at the top of a base, a first threaded shaft and a second threaded shaft are respectively and rotatably connected in the fixed box, meshed bevel gears are fixedly sleeved on an output shaft of the driving motor and the first threaded shaft, the first threaded shaft is in transmission connection with the second threaded shaft, threaded plates are respectively and rotatably connected to the first threaded shaft and the second threaded shaft, the side, close to each other, of the two threaded plates is fixedly connected with the same connecting plate, the top end of a fixed column fixedly connected to the top of the connecting plate extends to the upper part of the top of the fixed box and is fixedly connected with a supporting table, a rotating assembly is arranged on a rectangular seat at the top of the supporting table, and a laser cutting machine is fixedly connected to, the safety coefficient of the front boulder processed by adopting the hole implosion is low, and the operation is complex.

Description

Cutting device of tunnel place ahead boulder

Technical Field

The invention belongs to the field of tunnel construction equipment, and relates to a cutting device for boulders in front of a tunnel.

Background

The tunnel is an engineering building buried in the stratum, is a form of utilizing underground space by human beings, can be divided into a traffic tunnel, a hydraulic tunnel, a municipal tunnel, a mine tunnel and a military tunnel, and is frequently encountered in the situation of boulders in front in the tunnel construction.

In the existing tunnel construction, the front boulder is generally processed by hole implosion, so that the processing mode is low in safety factor and complex in operation, and a cutting device for the front boulder of the tunnel is provided for solving the problems.

Disclosure of Invention

In view of the above, the invention provides a cutting device for tunnel front boulders, which aims to solve the problems that in the existing tunnel construction, the handling of the front boulders is generally hole implosion, the handling mode is low in safety coefficient and complex in operation, and therefore the cutting device for the front boulders of the tunnel is provided

In order to achieve the above purpose, the invention provides a cutting device for boulders in front of a tunnel, which comprises a base, wherein a traveling mechanism is arranged at the bottom of the base, a fixed box is fixedly connected at the top of the base, a driving motor is fixedly connected on the inner wall of one side of the fixed box, a first threaded shaft and a second threaded shaft are respectively and rotatably connected in the fixed box, bevel gears are fixedly sleeved on output shafts of the driving motor and the first threaded shaft and are meshed with each other, the first threaded shaft is in transmission connection with the second threaded shaft, threaded plates are in threaded connection with the first threaded shaft and the second threaded shaft, one side, close to each other, of the two threaded plates is fixedly connected with a same connecting plate, a fixed column is fixedly connected at the top of the connecting plate, and the top end of the fixed column extends to the upper part of the top of the fixed box and is fixedly connected, the laser cutting machine is characterized in that a rectangular seat is fixedly connected to the top of the supporting table, a rotating assembly is arranged on the rectangular seat, a fixing frame is in transmission connection with the rotating assembly, and a laser cutting machine is fixedly connected to the inner wall of one side of the fixing frame.

The beneficial effect of this basic scheme lies in: through adjusting laser cutting machine's height and cutting angle, be convenient for cut the boulder of equidimension not, and cut accurately, for blasting in the current hole, both convenient operation has increased the security again, has improved work efficiency simultaneously.

Further, the runner assembly is including establishing the fixed cavity on the rectangle seat, two electric putter of symmetry fixedly connected with on one side inner wall of fixed cavity, it is connected with ball to rotate on one side inner wall of fixed cavity, threaded connection has screw nut on the ball, two electric putter's output shaft all with one side fixed connection of screw nut, ball's one end extend to one side of rectangle seat and with one side fixed connection of fixed frame, beneficial effect: through two electric putter, can make lead screw nut remove to can make ball drive fixed frame and laser cutting machine and rotate, thereby can adjust laser cutting machine's cutting angle.

Further, the rectangular channel has all been seted up on the both sides inner wall of fixed case, one side that two screwed plates kept away from each other respectively with one side inner wall sliding connection that two rectangular channels kept away from each other, beneficial effect: the rectangular groove can limit the thread plate, so that the thread plate can only move longitudinally.

Further, all fixed the cover is equipped with the belt pulley on the first threaded shaft and the second threaded shaft, and transmission connection has same driving belt, beneficial effect on two belt pulleys: the first threaded shaft and the second threaded shaft can be rotated synchronously by means of two pulleys and a drive belt.

Further, the top fixedly connected with support of rectangle seat, the one end of support is equipped with light, beneficial effect: through the light, can provide the light source for this device, be convenient for cut.

Further, two spacing seats of the symmetrical fixedly connected with in top of fixed case, the spacing groove has all been seted up at the top of two spacing seats, and equal sliding connection has the limiting plate in two spacing grooves, the spacing post of the equal fixedly connected with in top of two limiting plates, the top of two spacing posts all with the bottom fixed connection of rectangle seat, beneficial effect: through spacing seat, spacing groove, limiting plate and spacing post, can make the rectangle seat can the steady movement, can not take place to rock.

Further, equal threaded connection has the fixed axle on the base four corners position, the equal fixedly connected with knob in top of four fixed axles, and the bottom of four fixed axles all extends to the bottom below of base and swivelling joint has the antiskid ribbed tile, and the bottom of four antiskid ribbed tiles all is equipped with slipmat, beneficial effect: through the downward rotation fixed axle, the fixed axle can make the antiskid ribbed tile move down and contact with ground, and the bottom of antiskid ribbed tile is equipped with the slipmat, and the slipmat can increase frictional force to make the position of base more firm.

Further, set up flutedly on the bottom inner wall of fixed frame, fixedly connected with heat dissipation fan, beneficial effect on the bottom inner wall of recess: the heat dissipation fan can dissipate heat of the laser cutting machine, and is favorable for prolonging the service life of the laser cutting machine.

Further, all seted up the spout on the top inner wall of fixed cavity and the bottom inner wall, screw nut's top and bottom respectively with two one side inner wall sliding connection that the spout was kept away from each other, beneficial effect: the sliding groove can reduce friction force, so that the screw nut moves more smoothly.

Further, two telescopic links of equal symmetry fixedly connected with on the bottom four corners position of base, the bottom of two telescopic links all with the top fixed connection of antiskid ribbed tile, beneficial effect: the telescopic link can carry on spacingly to the antiskid ribbed tile, prevents that the antiskid ribbed tile from rotating along with the fixed axle.

The invention has the beneficial effects that:

1. according to the cutting device for the boulder in front of the tunnel, the fixing shaft is rotated downwards, the fixing shaft can enable the anti-skid plate to move downwards and to be in contact with the ground, the anti-skid pad is arranged at the bottom of the anti-skid plate and can increase friction force, so that the position of the base is more stable, and meanwhile, the lighting lamp can provide a light source for the device, and cutting is facilitated.

2. According to the tunnel front boulder cutting device disclosed by the invention, the first threaded shaft and the second threaded shaft can be synchronously rotated through the driving motor, so that the two threaded plates can drive the connecting plate to move, the connecting plate can drive the supporting table to move through the fixing column, and the supporting table can drive the rectangular base to drive the laser cutting machine to move, so that the height of the laser cutting machine can be adjusted, boulders with different sizes can be conveniently cut, and the cutting is accurate.

3. According to the cutting device for the boulder in front of the tunnel, disclosed by the invention, the screw nut can be moved through the two electric push rods, so that the ball screw can drive the fixing frame and the laser cutting machine to rotate, the cutting angle of the laser cutting machine can be adjusted, the heat dissipation fan can be started when the laser cutting machine performs cutting, the heat dissipation fan can dissipate heat for the laser cutting machine, and the service life of the laser cutting machine is prolonged.

The laser cutting machine is reasonable in structure and simple to operate, the boulders of different sizes can be conveniently cut accurately by adjusting the height and the cutting angle of the laser cutting machine, and compared with the existing in-hole blasting, the laser cutting machine is convenient to operate, improves the safety and improves the working efficiency.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.

Drawings

For the purposes of promoting a better understanding of the objects, aspects and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:

fig. 1 is a front view of a cutting device for boulders in front of a tunnel according to the present invention;

FIG. 2 is a schematic structural view of a fixing box in the cutting device for boulders in front of a tunnel according to the present invention;

FIG. 3 is a schematic structural view of a rectangular seat in the cutting device for boulders in front of a tunnel according to the present invention;

FIG. 4 is a schematic view of the connection of the base of the fixed box in the cutting device for boulders in front of the tunnel according to the present invention;

FIG. 5 is an enlarged view of a portion A of FIG. 1 according to the present invention.

Reference numerals: the laser cutting machine comprises a base 1, a fixed box 2, a driving motor 3, a first threaded shaft 4, a second threaded shaft 5, a threaded plate 6, a connecting plate 7, a fixed column 8, a supporting table 9, a rectangular seat 10, a fixed frame 11, a laser cutting machine 12, a fixed chamber 13, an electric push rod 14, a ball screw 15, a screw nut 16, a sliding chute 17, a heat dissipation fan 18, a support 19, a lighting lamp 20, a limiting seat 21, a limiting groove 22, a limiting plate 23, a limiting column 24, a rectangular groove 25, a belt pulley 26, a fixed shaft 27, an anti-skid plate 28 and a telescopic rod 29.

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention in a schematic way, and the features in the following embodiments and examples may be combined with each other without conflict.

Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in the drawings in which there is no intention to limit the invention thereto; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "front", "rear", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not an indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes, and are not to be construed as limiting the present invention, and the specific meaning of the terms may be understood by those skilled in the art according to specific situations.

As shown in fig. 1-5, a cutting device for tunnel front boulders comprises a base 1, a traveling mechanism is arranged at the bottom of the base 1, a fixed box 2 is fixedly connected to the top of the base 1, a driving motor 3 is fixedly connected to the inner wall of one side of the fixed box 2, a first threaded shaft 4 and a second threaded shaft 5 are respectively and rotatably connected to the fixed box 2, bevel gears are fixedly sleeved on output shafts of the driving motor 3 and the first threaded shaft 4, the two bevel gears are engaged with each other, the first threaded shaft 4 is in transmission connection with the second threaded shaft 5, threaded plates 6 are respectively in threaded connection with the first threaded shaft 4 and the second threaded shaft 5, the same connecting plate 7 is fixedly connected to the side where the two threaded plates 6 are close to each other, a fixed column 8 is fixedly connected to the top of the connecting plate 7, the top end of the fixed column 8 extends to the top of the fixed box 2 and is fixedly connected with, supporting bench 9's top fixedly connected with rectangle seat 10 is equipped with runner assembly on the rectangle seat 10, the last transmission of runner assembly is connected with fixed frame 11, fixedly connected with laser cutting machine 12 on one side inner wall of fixed frame 11, adjust through the height and the cutting angle to laser cutting machine 12, be convenient for cut the boulder of equidimension not, and the cutting is accurate, for blasting in the current hole, both convenient operation has increased the security again, has improved work efficiency simultaneously.

In this embodiment, rectangular groove 25 has all been seted up on the both sides inner wall of fixed case 2, one side that two screwed plate 6 kept away from each other respectively with one side inner wall sliding connection that two rectangular groove 25 kept away from each other, rectangular groove 25 can carry on spacingly to screwed plate 6, make screwed plate 6 can only longitudinal movement, on first threaded shaft 4 and on second threaded shaft 5 all fixed cover be equipped with belt pulley 26, the transmission is connected with same driving belt on two belt pulleys 26, through two belt pulleys 26 and driving belt, can make first threaded shaft 4 and second threaded shaft 5 can synchronous rotation.

The top of the rectangular seat 10 is fixedly connected with a bracket 19, one end of the bracket 19 is provided with a lighting lamp 20, and a light source can be provided for the device through the lighting lamp 20, so that the cutting is convenient.

Two spacing seats 21 of the top symmetry fixedly connected with of fixed box 2, spacing groove 22 has all been seted up at the top of two spacing seats 21, equal sliding connection has limiting plate 23 in two spacing grooves 22, the equal fixedly connected with spacing post 24 in top of two limiting plates 23, the top of two spacing posts 24 all with the bottom fixed connection of rectangle seat 10, through spacing seat 21, spacing groove 22, limiting plate 23 and spacing post 24, can make rectangle seat 10 can steady removal, can not take place to rock.

In this embodiment, the rotating assembly includes a fixed cavity 13 disposed on the rectangular base 10, two electric push rods 14 are symmetrically and fixedly connected to an inner wall of one side of the fixed cavity 13, a ball screw 15 is rotatably connected to an inner wall of one side of the fixed cavity 13, a screw nut 16 is screwed to the ball screw 15, output shafts of the two electric push rods 14 are both fixedly connected to one side of the screw nut 16, one end of the ball screw 15 extends to one side of the rectangular base 10 and is fixedly connected to one side of the fixed frame 11, the screw nut 16 can be moved by the two electric push rods 14, so that the ball screw 15 can drive the fixed frame 11 and the laser cutting machine 12 to rotate, thereby adjusting the cutting angle of the laser cutting machine 12, sliding grooves 17 are disposed on an inner wall of the top and an inner wall of the bottom of the fixed cavity 13, and the top and the bottom of the screw nut 16 are respectively slidably connected to inner walls of one, the sliding grooves 17 can reduce friction, so that the lead screw nut 16 moves more smoothly.

The bottom inner wall of the fixing frame 11 is provided with a groove, the bottom inner wall of the groove is fixedly connected with a heat radiation fan 18, the heat radiation fan 18 can radiate heat of the laser cutting machine 12, which is beneficial to improving the service life of the laser cutting machine 12, four corners of the base 1 are all connected with fixing shafts 27 through threads, the top ends of the four fixing shafts 27 are all fixedly connected with knobs, the bottom ends of the four fixing shafts 27 extend to the lower part of the bottom of the base 1 and are rotatably connected with anti-skid plates 28, the bottom parts of the four anti-skid plates 28 are all provided with anti-skid pads, the anti-skid plates 28 can move downwards and contact with the ground through the downward rotation of the fixing shafts 27, the bottom parts of the anti-skid plates 28 are provided with the anti-skid pads, so that the position of the base 1 is more stable, the bottom corners of the base 1 are all symmetrically and fixedly connected with two telescopic rods 29, the bottom, the telescopic rod 29 can limit the antiskid plate 28 and prevent the antiskid plate 28 from rotating along with the fixed shaft 27.

This cutting device of tunnel place ahead boulder's application method, at first remove this device to the tunnel through driving mechanism, when meetting place ahead boulder, driving mechanism stops advancing, then rotates four fixed axles 27 downwards respectively, and four fixed axles 27 can make four antiskid ribbed tile 28 move down and contact with ground, because antiskid ribbed tile 28's bottom is equipped with the slipmat, the slipmat can increase frictional force to make the position of base 1 more firm.

Then adjust the height of laser cutting machine 12 according to the height of boulder, at this moment start driving motor 3, driving motor 3's output shaft can drive first threaded shaft 4 through two bevel gears and rotate, first threaded shaft 4 can make second threaded shaft 5 and first threaded shaft 4 synchronous rotation through the effect of two belt pulleys 26 and driving belt, first threaded shaft 4 and second threaded shaft 5 rotate and to make two thread plates 6 drive connecting plate 7 and remove, connecting plate 7 can drive supporting bench 9 through fixed column 8 and remove, supporting bench 9 can make rectangle seat 10 drive laser cutting machine 12 and remove, thereby can adjust the height of laser cutting machine 12, be convenient for cut the boulder of equidimension not, and the cutting is accurate, light 20 can provide the light source for this device, be convenient for cut.

When the cutting angle to laser cutting machine 12 was adjusted to needs, at this moment start two electric putter 14, two electric putter 14 can make screw nut 16 remove, thereby can make ball 15 rotate, ball 15 can drive fixed frame 11 and rotate, thereby can adjust the cutting angle of laser cutting machine 12, when laser cutting machine 12 cuts, can start heat dissipation fan 18, heat dissipation fan 18 can dispel the heat to laser cutting machine 12, be favorable to improving the life of laser cutting machine 12, cut the boulder through laser cutting machine 12, for blasting in the current hole, the operation is convenient, and the security has been increased, and the work efficiency is improved.

Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.

Claims

1. A cutting device for boulders in front of a tunnel comprises a base (1) and is characterized in that a travelling mechanism is arranged at the bottom of the base (1), a fixed box (2) is fixedly connected to the top of the base (1), a driving motor (3) is fixedly connected to the inner wall of one side of the fixed box (2), a first threaded shaft (4) and a second threaded shaft (5) are respectively and rotatably connected to the fixed box (2), bevel gears are fixedly sleeved on output shafts of the driving motor (3) and the first threaded shaft (4) and are meshed with each other, the first threaded shaft (4) is in transmission connection with the second threaded shaft (5), threaded plates (6) are respectively in threaded connection with the first threaded shaft (4) and the second threaded shaft (5), and one side, close to each other, of the two threaded plates (6) is fixedly connected with a same connecting plate (7), the top fixedly connected with fixed column (8) of connecting plate (7), the top of fixed column (8) extends to the top and the fixedly connected with brace table (9) of fixed case (2), the top fixedly connected with rectangle seat (10) of brace table (9), be equipped with runner assembly on rectangle seat (10), the last transmission of runner assembly is connected with fixed frame (11), fixedly connected with laser cutting machine (12) on one side inner wall of fixed frame (11).

2. The cutting device for the boulder in front of the tunnel according to claim 1, wherein the rotating assembly comprises a fixing chamber (13) arranged on a rectangular seat (10), two electric push rods (14) are symmetrically and fixedly connected to an inner wall of one side of the fixing chamber (13), a ball screw (15) is rotatably connected to an inner wall of one side of the fixing chamber (13), a screw nut (16) is connected to the ball screw (15) in a threaded manner, output shafts of the two electric push rods (14) are fixedly connected to one side of the screw nut (16), and one end of the ball screw (15) extends to one side of the rectangular seat (10) and is fixedly connected to one side of a fixing frame (11).

3. The cutting device for boulders in front of tunnels as claimed in claim 1, wherein the inner walls of both sides of the fixed box (2) are provided with rectangular grooves (25), and the sides of the two thread plates (6) far away from each other are respectively connected with the inner walls of the sides of the two rectangular grooves (25) far away from each other in a sliding manner.

4. The cutting device for boulders in front of tunnels as claimed in claim 1, wherein belt pulleys (26) are fixedly sleeved on the first threaded shaft (4) and the second threaded shaft (5), and the same transmission belt is in transmission connection with the two belt pulleys (26).

5. The cutting device for the boulder in front of the tunnel as recited in claim 1, characterized in that a bracket (19) is fixedly connected to the top of said rectangular base (10), and an illuminating lamp (20) is provided at one end of said bracket (19).

6. The cutting device for boulders in front of tunnels according to claim 1, wherein the top of the fixing box (2) is symmetrically and fixedly connected with two limiting seats (21), limiting grooves (22) are formed in the tops of the two limiting seats (21), limiting plates (23) are slidably connected in the two limiting grooves (22), limiting columns (24) are fixedly connected in the tops of the two limiting plates (23), and the top ends of the two limiting columns (24) are fixedly connected with the bottoms of the rectangular seats (10).

7. The cutting device for boulders in front of tunnels according to claim 1, wherein fixing shafts (27) are screwed at four corners of the base (1), knobs are fixedly connected to top ends of the four fixing shafts (27), bottom ends of the four fixing shafts (27) extend to a position below the bottom of the base (1) and are rotatably connected with anti-skid plates (28), and anti-skid pads are arranged at bottoms of the four anti-skid plates (28).

8. The cutting device for boulders in front of tunnels as claimed in claim 1, wherein the inner wall of the bottom of the fixing frame (11) is provided with a groove, and a heat dissipation fan (18) is fixedly connected to the inner wall of the bottom of the groove.

9. The cutting device for boulders in front of tunnels according to claim 2, wherein the top inner wall and the bottom inner wall of the fixed chamber (13) are both provided with sliding grooves (17), and the top and the bottom of the lead screw nut (16) are respectively connected with the inner wall of one side of the two sliding grooves (17) away from each other in a sliding manner.

10. The cutting device for boulders in front of tunnels according to claim 7, characterized in that two telescopic rods (29) are symmetrically and fixedly connected to four corners of the bottom of the base (1), and bottom ends of the two telescopic rods (29) are fixedly connected to the top of the anti-skid plate (28).