JPH10278035A - Miniature diamond wire-saw for concrete wall-surface cutting - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a miniature type diamond wire-saw which is suitable for a concrete cutting of wall surfaces by providing a driving pulley which drives a diamond wire by a driving motor, tension pulleys which are provided on the right and the left of the driving pulley, and their side pulleys. SOLUTION: This miniature diamond wire-saw 1 is constituted of a driving motor 4 which drives a diamond wire saw, a driving pulley 5 which is driven by the driving motor 4, and two tension pulleys 8, 8 which are rotated by the driving pulley 5. For the driving pulley 5, on the outer rim of a clutch 2 for the spindle, large and small gears 3, 3 are wound, and these gears 3, 3 are operated by the driving motor 4. Also, on the outer peripheral surface of the driving pulley 5, a wire rubber 6 for the driving pulley is stretched. In the meantime, guide pulleys 12, 12 are fixed by a driving wheel fixing part 10 and a guide pulley bracket 11.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for cutting a wall of a concrete structure using a wire saw, and more particularly to a mini diamond wire saw.

[0002]

2. Description of the Related Art As shown in FIG. 5, a rotary cutting method using a blade saw has been employed for cutting a concrete structure using a conventional diamond wire saw. Recently, a method has been developed in which a diamond wire is wound around an object to be cut in an annular state, moved at high speed, and cut. Although this cutting method is particularly effective for cutting and demolition of large reinforced concrete structures, it has been considered difficult to put it into practical use due to many problems encountered in cutting concrete such as wall surfaces.

[0003]

SUMMARY OF THE INVENTION The present invention solves the problems of the conventional large diamond wire saw and provides a small diamond wire saw suitable for cutting concrete on a wall. There is a problem to be.

[0004]

DISCLOSURE OF THE INVENTION The present invention has been developed to solve the above-mentioned problems, and is directed to a diamond wire for arranging a diamond pulley and a diamond wire to cut a concrete wall surface.
A mini-diamond for cutting a concrete wall surface, wherein a driving pulley for driving the diamond wire by a driving motor, tension pulleys provided on left and right sides of the driving pulley, and side pulleys of the tension pulley are arranged and rotated. A mini-diamond wire saw that is provided with a wire saw and has a drive pulley wire rubber stretched on an outer peripheral surface of the drive pulley and a large or small gear is wound on an outer peripheral surface of the clutch to rotate the drive pulley. The guide pulley of the tension pulley is a mini-diamond wire saw fixed by a driving wheel fixing portion and a guide pulley bracket, and simultaneously cuts two directions and two cross sections of the concrete wall surface through the mini-diamond wire saw. , Two opposite directions and two cross sections Concrete wire cutting mini-diamond wire saw for cutting concrete wall surfaces, and miniature concrete wall cutting mini-mills for simultaneously and continuously cutting one or two or more of the cut concrete wall surfaces through the mini-diamond wire saw In providing diamond wire saws.

[0005]

BEST MODE FOR CARRYING OUT THE INVENTION A mini-diamond wire saw according to the present invention comprises a diamond pulley and a diamond wire for cutting a concrete wall by arranging the diamond wire. A tension pulley provided on the left and right sides of the drive pulley and side pulleys of the tension pulley are arranged and rotated, and a wire rubber for the drive pulley is stretched on the outer peripheral surface of the drive pulley, and the outer peripheral surface of the clutch is large or small. The drive pulley is rotated by winding the gear, and the guide pulley of the tension pulley is fixed by the driving wheel fixing portion and the guide pulley bracket, so that the drive is separate from the drive motor of the main body. The drive pulley can be operated by a motor.

Further, the mini-diamond wire saw of the present invention cuts simultaneously two directions and two cross sections of a concrete wall surface through the mini-diamond wire saw, and simultaneously cuts two opposite directions and two cross sections simultaneously, Since it is a mini diamond wire saw for cutting concrete walls simultaneously and continuously on one or two or more sides of the cut concrete wall through a wire saw, the corners of concrete walls can be cut with a miniaturized mini diamond wire saw. Can be cut easily and easily.

[0007]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a mini-diamond wire saw for cutting a concrete wall according to the present invention. 1 and 2 show a mini diamond wire saw for cutting a concrete wall according to the present invention.
Is the mini diamond wire saw. The mini-diamond wire saw 1 includes a driving motor 4 for driving the diamond wire saw, a driving pulley 5 driven via the driving motor 4, and two tension pulleys 12 and 12 rotating via the driving pulley 5. And is constituted by.

The drive pulley 5 has large and small gears 3, 3 wound around an outer periphery of a clutch 2 of a main shaft. The gears 3, 3 are operated by a drive motor 4. A drive pulley wire rubber 6 is stretched on the outer peripheral surface of the drive pulley 5. On the other hand, the guide pulleys 12 and 12 are fixed by the driving wheel fixing portion 10 and the guide pulley bracket 11. 7 is a gear box, 9 is a drive arm, 13 is a diamond wire, 14 is a shaft, 15
Is a drive pulley rubber, 16 is a drive pulley shaft, 17 is a bolt, 18 is a motor shaft, 19 is a guide pulley fixing place, and 20 is a wiring portion.

FIG. 3 is an explanatory schematic view showing a method for cutting a wall surface of a concrete structure using a wire saw using the diamond wire saw of the present invention. Reference numeral 31 denotes a mini-wire saw main body. Mini wire saw body 31
Are wire pulling rollers 34 and diamond wires 36 for locking several diamond pulleys 32 and wires.
It is composed of This mini wire saw body 31
The feature of the method of cutting a concrete wall surface by using a wire saw is that the cross section of one or more or four cut concrete wall surfaces or a desired multi-section is simultaneously cut.
Reference numeral 33 denotes a drive motor for rotating a diamond pulley in a concrete corner, and reference numeral 35 denotes a diamond core for a pipe hole. Reference numeral 37 denotes a tool for preventing the cut concrete from falling.

Next, a method for cutting a concrete wall surface using the mini-diamond wire saw of the present invention will be described with reference to FIG. First, the concrete section S shown in FIG.
Diamond wire 36 in which the mini-wire saw body 31 is wound around the diamond core 35 at the four corners
Insert. When the mini wire saw main body 31 is operated (not shown) in this state, the diamond wire 36 is rotated and the wire saw cutting line A is cut, so that the cut concrete S is wrapped around the diamond wire 36 and moves upward. Can be raised.

[0011]

According to the present invention, a diamond pulley and a diamond wire for cutting a concrete wall by arranging a diamond pulley are provided. A drive pulley for driving the diamond wire by a drive motor and tensions provided on the left and right sides of the drive pulley. A mini-diamond wire saw for cutting a concrete wall surface which rotates by disposing a pulley and a side pulley of the tension pulley, and a driving pulley wire rubber is stretched on an outer peripheral surface of the driving pulley and an outer peripheral surface of a clutch is provided. A large and small gear is wound around the drive pulley and the drive pulley is rotated, and the guide pulley of the tension pulley is fixed by the drive wheel fixing portion and the guide pulley bracket. Be smaller than a wire saw Thus, many effects can not be obtained with a diamond wire saw of conventional size can be obtained.

The present invention also provides a method for simultaneously cutting two directions and two sections of a concrete wall surface through the mini-diamond wire saw, and simultaneously cutting two opposite directions and two sections through the mini-diamond wire saw. Since it is configured to cut one or two or more surfaces of the cut concrete wall simultaneously and continuously,
It is possible to continually cut the many corners of concrete wall corners that could not be obtained conventionally. Further, the present invention has many effects as follows. A. Since the cutting is performed by directly fixing to the object to be cut, it is not necessary to install a complicated guide pulley. B) Although the device of the present invention is small, it can cut a maximum of 1.2 m ² in one stroke. C) The feed of the main pulley is very smooth because of the electric torque converter system. D) There is no restriction on the size of the object to be cut, and it can be used for cutting large reinforced concrete structures. E. According to the present invention, since the cutting speed is high, the construction period can be shortened. There is no mosquito, vibration, noise, dust, etc., and there is no concern about pollution.

[Brief description of the drawings]

FIG. 1 is a schematic diagram showing a mini-diamond wire saw for cutting a concrete wall according to the present invention.

FIG. 2 is an explanatory schematic view showing a mini-diamond wire saw for cutting a concrete wall according to the present invention.

FIG. 3 is an explanatory schematic view showing a method of cutting a concrete wall surface using the mini diamond wire saw of the present invention.

FIG. 4 is an explanatory schematic diagram showing a method for cutting a concrete wall surface using the mini-diamond wire saw of the present invention.

FIG. 5 is an explanatory schematic diagram showing a conventional wall cutting apparatus for a concrete structure using a wire saw.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Mini diamond wire saw 2 Clutch 3 Gear 4 Driving motor 5 Driving pulley 6 Driving pulley wire rubber 7 Gear box 8 Tension pulley 9 Driving arm 10 Driving vehicle fixed body 11 Guide pulley bracket 12 Guide pulley 13 Diamond wire 14 Shaft 15 Driving Pulley rubber 16 Drive pulley shaft 17 Bolt 18 Motor shaft 19 Drive motor 20 Wiring unit 31 Mini wire saw body 32 Diamond pulley 33 Drive motor 34 Wire retaining roller 35 Diamond core 36 Diamond wire 37 Fall prevention tool 41 Wire saw 42 Pulley A wire Saw cutting line S Cutting concrete T Wall concrete

Claims (5)

[Claims] 1. A diamond wire for cutting a concrete wall by disposing a diamond pulley and a diamond wire, comprising: a drive pulley for driving the diamond wire by a drive motor; and tension pulleys provided on left and right sides of the drive pulley. A mini-diamond wire saw for cutting a concrete wall, wherein the tension pulley and a side pulley are arranged and rotated. 2. The drive pulley is rotated by extending a wire rubber for the drive pulley on the outer peripheral surface of the drive pulley and winding a large or small gear on the outer peripheral surface of the clutch.
The described mini diamond wire saw for concrete wall cutting. 3. The mini-diamond wire saw for cutting a concrete wall according to claim 1, wherein the guide pulley of the tension pulley is fixed by a driving wheel fixing portion and a guide pulley bracket. 4. The mini diamond for concrete wall cutting according to claim 1, wherein two directions and two cross sections of the concrete wall surface are simultaneously cut through the mini diamond wire saw, and further, two opposite directions and two cross sections are simultaneously cut. Wire saw. 5. The mini-diamond wire saw for cutting a concrete wall according to claim 4, wherein one or two or more surfaces of the cut concrete wall are simultaneously and continuously cut through the mini-diamond wire saw.