CN217912625U - Steel bar cutting device for coal mine - Google Patents

Abstract

The utility model discloses a reinforcing bar cutting device for coal mine, include: the platform is fixed on the ground, and a rack and a cutting mechanism for placing the reinforcing steel bars in parallel are respectively arranged on the upper end surface of the platform along the two sides of the platform; the frame is a plate body with a concave middle part, and the reinforcing steel bars are placed at the upper end of the plate body; a cutting mechanism is arranged along the horizontal central line of the plate body; the plate body with the recess in the middle ensures the determination of a cutting position point in the cutting process of the steel bar, and the cutting mechanism arranged along the horizontal central line of the plate body repeatedly cuts along the radial direction of the steel bar; the automatic process of the steel bar cutting work is realized, the working time is saved, and the processing efficiency is increased.

Description

Steel bar cutting device for coal mine

Technical Field

The utility model belongs to the technical field of, concretely relates to reinforcing bar cutting device for coal mine.

Background

The hard coal seam has the characteristics of cracks, layers, undeveloped joints, poor penetration degree and brittle property, so that the mine tunnel needs to adopt excellent support to protect the safety of workers, and a welded steel bar net serving as a surface support structural member is widely applied to various building construction processes, wherein the welded steel bar net is a three-dimensional steel bar net piece formed by arranging a plurality of longitudinal steel bars and a plurality of transverse steel bars at certain intervals and forming right angles with each other, and all cross points are welded together. The reinforcing bar needs be straightened earlier then cut into equal length's vertical reinforcing bar and horizontal reinforcing bar, but current reinforcing bar cutting is through manual cutting, but can use the reinforcing bar of a large amount of fixed lengths in the present welded mesh of reinforcement welding process, if through the artifical cutting one by one, just so lead to machining efficiency low, the machining precision is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a reinforcing bar cutting device for coal mine to solve the problem that current manual cutting reinforcing bar work efficiency is low.

The utility model adopts the following technical scheme: a reinforcing bar cutting device for coal mine includes: the platform is fixed on the ground, and a rack and a cutting mechanism for placing the steel bars in parallel are respectively arranged on the upper end face of the platform along two sides of the platform; the frame is a plate body with a concave middle part, and the reinforcing steel bars are placed at the upper end of the plate body; along the horizontal center line of plate body sets up cutting mechanism, cutting mechanism includes:

the two sheet bodies are oppositely distributed along the horizontal central line of the plate body;

the pin shaft is rotationally connected with the two sheet bodies;

the lower end face of the long plate is fixedly connected with the pin shaft, a rotatable circular blade is arranged on the upper end face of the long plate along the first side of the long plate, and the circular blade is positioned on the horizontal center line of the plate body; a cylinder is arranged below the long plate along the second side of the long plate, and the output end of the cylinder is rotatably connected with the long plate;

the air cylinder is used for driving the second side of the long plate to move upwards or downwards, when the long plate moves upwards, the first side of the long plate moves downwards due to the rotation of the pin shaft on the lower end face of the long plate, so that the first side of the long plate is close to the middle concave part of the rack, and the rotatable blade on the first side of the rack further cuts the steel bars on the upper end of the rack.

Furthermore, a cover body is arranged at the upper end of the platform and comprises two rod bodies arranged in parallel and two net-shaped covers between the rod bodies.

Further, the rod body is bent along the center point of the rod body, and the bending angle of the rod body is larger than 270 degrees.

Further, a rotating motor is arranged along the first side of the long plate, and the circular blade is arranged on an output shaft of the rotating motor.

Furthermore, an anti-splashing cover is arranged along the outer edge of the circular blade.

Furthermore, a water pipe is arranged in the splash-proof cover and penetrates through the splash-proof cover to be connected with a pressurized water tank.

The beneficial effects of the utility model are that: the utility model ensures the determination of the cutting position point in the cutting process of the reinforcing steel bar and the automatic cutting of the cutting point through the plate body with a recess in the middle and the cutting mechanism arranged along the horizontal central line of the plate body; the mesh cover above the cutting mechanism can effectively prevent sparks from being scattered and splashed in the cutting process of the steel bars; water pipe one end can play the cooling effect to reinforcing bar cutting point and circular blade, and has the advantage of washing iron fillings simultaneously.

Drawings

Fig. 1 is a schematic view of a steel bar cutting device for coal mine of the present invention;

fig. 2 is a schematic structural view of a cutting mechanism in the steel bar cutting device for coal mine of the present invention;

fig. 3 is an enlarged schematic view of the utility model at a;

fig. 4 is an enlarged schematic view of a part of the structure of the present invention.

In the figure, 1, a cutting mechanism; 2. reinforcing steel bars; 3. a pressurized water tank; 4. a platform; 5. a mesh cover; 101. a circular blade; 102. a splash shield; 103. a rotating electric machine; 104. a long plate; 105. a long plate second side; 106. a cylinder; 301. a water pipe; 401. a plate body; 107. a pin shaft; 108. a sheet body; 109. a short rod.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

The utility model provides a 2 cutting device of reinforcing bar, as shown in figure 1, figure 2, including a 2 cutting device of reinforcing bar, include: the platform 4 is fixed on the ground, and a rack and a cutting mechanism 1 for placing the steel bars 2 in parallel are respectively arranged on the upper end surface of the platform 4 along the two sides of the platform 4; the frame is a plate body 401 with a concave middle part, and the reinforcing steel bars 2 are placed at the upper end of the plate body 401; two sheet bodies 108 are oppositely arranged along the horizontal center line of the plate body 401, and a pin shaft 107 which is rotatably connected with the two sheet bodies 108 is arranged between the two sheet bodies 108; a long plate 104 is arranged outside the pin 107; a rotatable circular blade 101 is arranged on the upper end surface of the long plate 104 along the first side of the long plate 104; a cylinder 106 is arranged below the long plate 104 along the second side 105 of the long plate, and the output end of the cylinder 106 is rotatably connected with the long plate 104;

wherein, cylinder 106 is used for driving long board second side 105 upward movement or downstream, and when long board 104 upward movement, long board 104 is owing to the rotation of its lower terminal surface round pin axle 107, and its first side downstream, and then makes long board 104 first side be close the middle depressed part of frame, and the rotatable blade of frame first side then realizes cutting the reinforcing bar 2 of frame upper end.

In the utility model, the plate body 401 with a recess in the middle ensures the determination of the cutting position point in the cutting process of the steel bar 2, the rotatable blade arranged along the horizontal center line of the plate body 401 ensures the cutting force required by the cutting of the steel bar 2, the combination of the pin shaft 107 and the long plate 104 ensures the rotatable blade to cut along the radial direction of the steel bar 2, and the output end of the air cylinder 106 repeatedly stretches the second side 105 of the long plate to ensure the rotatable blade on the first side of the long plate 104 to perform the radial cutting action repeatedly; the automatic process of the cutting work of the steel bars 2 is realized, the working time is saved, and the processing efficiency is increased.

As shown in fig. 1, in the present embodiment, a cover is disposed at the upper end of the platform 4, and the cover includes two rods disposed in parallel and a mesh cover 5 disposed between the two rods; the rod body is bent along the central point of the rod body, and the bending angle of the rod body is larger than 270 degrees.

Specifically, the body of rod both ends that bend angle is greater than 270 degrees set up the one side at 4 up end of platform respectively, and the netted cover 5 of connecting between the body of rod can effectively avoid 2 cutting processes of reinforcing bar in the mars to be dispersed form splash, and the body of rod of crooked has the preparation convenience simultaneously, not fragile advantage.

As shown in fig. 2, in the present invention, a rotating electric machine 103 is provided along a first side of a long plate 104, and a circular blade 101 is provided on an output shaft of the rotating electric machine 103.

Specifically, the rotation that utilizes rotating electrical machines 103 drives circular blade 101 and rotates fast, makes circular blade 101 possess the kinetic energy of cutting reinforcing bar 2, and rotating electrical machines 103 has the rotational speed adjustable simultaneously, stops the advantage of opening fast, can make the device be applicable to the 2 cutting of reinforcing bars of different diameters, different hardness.

In another embodiment, shown in fig. 2, a splash shield 102 is provided along the outer edge of the circular blade 101.

Specifically, the splash-proof cover 102 is a curved cover covering part of the outer edge of the circular blade 101, and one side of the curved cover is connected with the rotating motor 103; the curved surface effectively resists sparks splashed radially by the steel bars 2 in the process of the circular blade 101, and workers at the side of the cutting position are prevented from being injured.

As shown in fig. 2, in the present embodiment, a water pipe 301 is disposed in the splash guard 102, and the water pipe 301 penetrates the splash guard 102 and is connected to a pressurized water tank 3.

Specifically, when one end of the water pipe 301 needs to be adjusted to the cutting position of the steel bar 2, one end of the water pipe 301 is pulled to the cutting position of the steel bar 2, and the position of one end of the water pipe 301 can be limited and clamped by the anti-splashing cover 102; pressurized water tank 3 sends water to water pipe 301 one end, can play the cooling effect to 2 cutting points of reinforcing bar and circular blade 101, and has the advantage of washing iron fillings simultaneously.

As shown in fig. 4, in the present embodiment, a round rod is disposed on the second side of the long plate 104, a short rod 109 is disposed at the output end of the cylinder 106, and two ends of the short rod 109 are hinged to the round rod and the output end of the cylinder 106 respectively; the short rods with two hinged ends are used as a rotating connection mode of the air cylinder 106 and the long plate 104, so that the problem of motion interference with the arc rotating track of the long plate 104 in the vertical moving process of the output end of the air cylinder 106 can be solved.

Most of the existing steel bar cutting machines need to be manufactured systematically in factories, the steel bar cutting device related to the utility model has the advantages of low manufacturing cost of parts, simple production process and capability of achieving the effect of automatic cutting;

before use, one end of the water pipe 301 is aligned with the plate 401 on the upper surface of the platform 4, and meanwhile, the installation position of the mesh cover 5 is ensured not to influence the first side of the plate 401 and the rotation of the rotating motor 103; when the cutting machine is used, the steel bars 2 are placed on the plate body 401 in parallel, and then the air cylinder 106 and the rotating motor 103 are sequentially started to enable the rotating blade to perform rotating cutting; after a little cutting, the steel bar 2 is cut on the plate body 401, and then the steel bar 2 to be cut is placed on the plate body 401 again.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a reinforcing bar cutting device for coal mine which characterized in that includes: the steel bar cutting machine comprises a platform (4), wherein a rack and a cutting mechanism (1) for placing steel bars (2) in parallel are respectively arranged on the upper end surface of the platform (4) along two sides of the platform (4); the frame is a plate body (401) with a concave middle part, and the reinforcing steel bars (2) are placed at the upper end of the plate body (401); the plate body (401) top sets up cutting mechanism (1), cutting mechanism (1) includes:

the two sheet bodies (108) are oppositely distributed along the horizontal center line of the plate body (401);

a pin (107) rotatably connected to the two sheet bodies (108);

the lower end face of the long plate (104) is fixedly connected with the pin shaft (107), a rotatable circular blade (101) is arranged on the upper end face of the long plate (104) along the first side of the long plate (104), and the circular blade (101) is located on the horizontal center line of the plate body (401); an air cylinder (106) is arranged below the long plate (104) along the second side (105) of the long plate, and the output end of the air cylinder (106) is rotatably connected with the long plate (104);

the air cylinder (106) is used for driving the second side (105) of the long plate to move upwards or downwards, when the long plate (104) moves upwards, the first side of the long plate (104) moves downwards due to the rotation of the lower end face pin shaft (107), so that the first side of the long plate (104) is close to the middle concave part of the rack, and the rotatable blade on the first side of the rack further cuts the steel bars (2) at the upper end of the rack.

2. A cutting device for coal mine reinforcing bars according to claim 1, characterized in that a hood is provided at the upper end of the platform (4) and comprises two parallel rods and a mesh hood (5) arranged between the two rods.

3. A coal mine reinforcing bar cutting apparatus as set forth in claim 2, wherein said rod body is bent along a central point thereof at a bending angle of more than 270 degrees.

4. A reinforcement cutting apparatus for coal mines according to claim 1, wherein a rotary motor (103) for rotating the circular blade (101) is provided along the first side of the long plate (104).

5. A coal mine reinforcing bar cutting apparatus as set forth in any of claims 2-4, wherein a splash shield (102) is provided along the outer edge of said circular blade (101).

6. A reinforcement cutting apparatus for coal mines according to claim 5, wherein a water pipe (301) is provided in the splash shield (102), and said water pipe (301) is connected to a pressurized water tank (3) through said splash shield (102).

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