KR20130026782A - Cutting apparatus with wire saw - Google Patents

Cutting apparatus with wire saw Download PDF

Info

Publication number
KR20130026782A
KR20130026782A KR1020110090157A KR20110090157A KR20130026782A KR 20130026782 A KR20130026782 A KR 20130026782A KR 1020110090157 A KR1020110090157 A KR 1020110090157A KR 20110090157 A KR20110090157 A KR 20110090157A KR 20130026782 A KR20130026782 A KR 20130026782A
Authority
KR
South Korea
Prior art keywords
wire saw
groove
workpiece
pulley
guide
Prior art date
Application number
KR1020110090157A
Other languages
Korean (ko)
Inventor
김남주
Original Assignee
김남주
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 김남주 filed Critical 김남주
Priority to KR1020110090157A priority Critical patent/KR20130026782A/en
Publication of KR20130026782A publication Critical patent/KR20130026782A/en

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
    • B26D1/547—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a wire-like cutting member

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

The present invention relates to a cutting device using a wire saw, comprising: a frame for supporting a workpiece; Wire saw; A guide unit for guiding the wire saw to enter a groove formed in advance in a cutting position of the workpiece along a longitudinal direction of the workpiece; And a driving part installed in the frame to drive the wire saw to cut horizontally along the bottom of the groove in the inward direction of the groove of the workpiece. Accordingly, the inside of the carbon graphite can be cut without much loss, and the recycling of the cut carbon graphite can be maximized, thereby significantly reducing the waste of resources.

Description

Cutting device using wire saw {CUTTING APPARATUS WITH WIRE SAW}

The present invention relates to a cutting device using a wire saw, and more particularly, a cutting configured to be reused without wasting the raw material to be cut by cutting with a wire saw during cutting of carbon graphite raw materials Relates to a device.

According to Korean Patent Registration No. 10-0798810, a sublimation method and a chemical vapor deposition method (CVD) are used as methods for growing silicon carbide (SiC) single crystals. The sublimation method is a method of growing a silicon carbide single crystal on a silicon carbide seed by sublimating a silicon carbide raw material, and can be largely divided into a form of mounting a silicon carbide seed on the top of the crucible and a type of mounting a silicon carbide seed on the bottom of the crucible. have.

The silicon carbide single crystal growth apparatus in which silicon carbide seeds are mounted under the crucible has a configuration as shown in FIG. 1. Specifically, the silicon carbide seed 5 is mounted to the bottom of the crucible 2, and the silicon carbide raw material 4 is provided at the top of the crucible. A porous graphite foam 7 is provided on one side of the silicon carbide raw material 4, and a space 6 in which single crystals are grown by the porous graphite layer 7 is secured. In addition, the outer surface of the crucible and the lower end of the crucible around the silicon carbide seed is provided with a heat insulating material (3).

In the conventional silicon carbide single crystal growth apparatus having such a configuration, when the crucible 2 is heated, the silicon carbide raw material is sublimed, and the sublimed silicon carbide gas passes through the porous graphite layer 7 and finally, The silicon carbide single crystal grows by being deposited on the silicon carbide seed 5.

Here, in manufacturing the crucible (2), conventionally manufactured by digging and processing the inside of a cylindrical carbon graphite raw material.

However, since the processing method cuts using a cutting tool such as a drill, the excavated carbon graphite must be discarded without being used again, thus causing a problem of waste of expensive carbon graphite.

An object of the present invention is to provide a cutting apparatus using a wire saw that can cut and reuse the cylindrical carbon graphite raw material to solve the problems of the prior art described above.

According to the present invention, the object and the frame for supporting the workpiece; Wire saw; A guide unit for guiding the wire saw to enter a groove formed in advance in a cutting position of the workpiece along a longitudinal direction of the workpiece; It is achieved by a cutting device using a wire saw, characterized in that it comprises a drive unit installed in the frame to drive the wire saw to cut inwardly of the groove of the workpiece horizontally along the bottom of the groove.

Here, the drive unit and the motor; A drive pulley which rotates by the motor to move the wire saw; And a tension pulley for supporting one region of the wire saw to maintain the tension of the wire saw.

The guide unit may include a guide plate inserted into the groove; It is characterized in that it comprises a switching pulley rotatably installed at the end of the guide plate to change the direction of the wire saw.

Here, the switching pulley, the first switching pulley which is inserted and installed in the concave portions of both sides provided along the longitudinal direction of the guide plate to switch the traveling direction in the width direction of the guide plate from the direction in which the guide plate is inserted; A second diversion pulley rotatably installed at the widthwise end of the guide plate to switch the direction of the wire connected to the first diversion pulley to the circumferential direction along the bottom portion of the groove formed along the circumferential direction of the workpiece; Characterized in having a.

The apparatus may further include a support member spaced apart from each other along the circumferential direction of the groove and configured to press and support the wire saw to the inside of the groove.

On the other hand, in the cutting method using a wire saw according to the present invention, forming a groove along the longitudinal direction of the workpiece at the cutting position of the workpiece, the groove is formed by turning the workpiece to be inverted to the ground Mounting in the cutting device to face, inserting a guide part having a guide plate and a switching pulley into the groove to insert a wire saw connected to the guide part into the groove, and switching with a drive pulley to which the wire saw is connected. Driving the pulley to cut the workpiece in the horizontal direction at the bottom of the groove, and lowering the tension pulley to which the wire saw is connected to further cut the workpiece while maintaining the tensile force of the wire saw. Characterized in having a.

Here, the wire saw is inserted into the groove while pressing and supporting the wire saw with a supporting member disposed at a predetermined interval along the groove when the wire saw is inserted.

The cutting device using the wire saw according to the present invention having the configuration as described above uses a guide portion for guiding the wire saw into the groove of the cylindrical carbon graphite with a groove formed in the groove and the inner side of the carbon graphite, Can be cut without loss.

Therefore, when the carbon graphite separated from the carbon graphite is used, it is possible to maximize the recycling of the cut carbon graphite, thereby significantly reducing the waste of resources.

1 is a view showing a conventional silicon carbide single crystal growth apparatus,
2 is a view showing a cutting device using a wire saw according to the present invention,
3 is a view showing a line AA of FIG.
Figure 4 is a perspective view showing a wire saw of the cutting device using a wire saw according to the present invention.
5 is a perspective view showing a guide portion of a cutting device using a wire saw according to the present invention,
6 is a perspective view showing another embodiment of the guide unit of the cutting device using a wire saw according to the present invention,
7 is a view illustrating the BB line of FIG. 3,
8 is a vertical cross-sectional view and a bottom view showing the workpiece before cutting by the cutting device using a wire saw according to the present invention,
9 is a vertical sectional view and a bottom view showing the workpiece after being cut by the cutting device using a wire saw according to the present invention.

Hereinafter, with reference to the accompanying drawings will be described in detail embodiments according to the present invention. Here, in describing the embodiments according to the present invention, the same reference numerals are used for the same components, and description thereof may be omitted as necessary.

As shown in FIGS. 2 to 7, the cutting device 1 using the wire saw according to the present invention includes a frame 20, a wire saw 30, a guide part 40, and a driving part 50.

As illustrated in FIG. 8, the workpiece 10 to be cut by the cutting device 1 using the wire saw according to the present invention is a cylindrical carbon graphite lump, but is not necessarily limited thereto. Eggplants can of course also be applied to carbon graphite agglomerates.

In the cutting device 1, the workpiece 10 is formed with a groove 11 in the workpiece to have a desired thickness in advance, and the groove is formed to a desired depth along the longitudinal direction of the workpiece. Bring in

Here, as the groove 11 is formed in the workpiece 10, the bottom portion 12 is formed at the inner end of the groove 11. As the wire saw 30 is installed adjacent to the bottom 12, the amount of recycled material 10 is increased when cutting in the inner direction of the groove 11 of the workpiece 10.

The frame 20 supports the workpiece 10, and the workpiece 10 may be easily discharged to the outside so that chips generated as the workpiece 20 is cut are easily discharged to the outside as illustrated in FIG. 2. The groove 11 of the cutting object 10 is disposed in the frame 20 so that the groove 12 faces the ground and the bottom portion 12 faces upward.

In addition, the frame 20 may further include at least one guide post 21 for supporting the workpiece so that the workpiece 10 does not move when the workpiece 10 is cut.

As shown in FIGS. 2 to 3, the guide post 21 fixes the outer surface of the workpiece 10 so that the workpiece 10 does not move during cutting. In addition, the guide post 21 may include a mobile unit 22 disposed at one end of the guide post 21, where the mobile unit 22 may be configured according to the size of the workpiece 10. 21) to fix the work piece (10).

In addition, the frame 20 may further include a guide shaft 23 and a guide member 24 for guiding the lifting of the tension pulley 53 by combining with the tension pulley 53 when the tension pulley 53 to be described later. Can be.

Here, the guide member 24 is coupled to one side of the tension pulley 53, the tubular guide connecting portion 24a is fastened to the end of the guide member 24, the guide shaft 23 is connected to the guide connecting portion The guide member 24 is inserted into the guide shaft 23 so as to easily move up and down along the guide shaft 23.

Although the cutting device 1 using the wire saw according to the present invention in guiding the lifting and lowering of the tension pulley 53 uses the guide shaft 23 and the guide member 24, but is not necessarily limited thereto. Of course, a linear guide installed in the frame 20 may be used in place of the guide shaft 23 and the guide member 24.

Referring to FIG. 4, the wire saw 30 includes a wire 31 and a bit 32, and a plurality of bits 32 are mounted on the wire 31 at regular intervals.

That is, as the wire saw 30 is moved by the drive unit 50, the workpiece 10 is cut by the bit 32.

The guide portion 40 not only guides the wire saw 30 to be inserted into the groove 11 but also allows the wire saw 30 to be positioned adjacent to the bottom 12 of the groove 11 upon insertion.

Referring to Figure 2, the guide portion 40 is installed upward from the frame 20 toward the groove 11 of the workpiece 10, the guide portion 40 is the frame of the workpiece ( 20 is inserted into the groove 11 of the workpiece 10 when it is seated on the upper portion.

The guide portions 40 and 40a include a guide plate 41 and a switching pulley 42.

Here, the thickness T of the guide plates 41 and 41a of the guide parts 40 and 40a is easily inserted into the groove 11 corresponding to the width of the groove 11 and the curvature of the groove 11. It is preferably formed to.

That is, as shown in FIG. 5, the guide plate 41 may be a rectangular parallelepiped plate, but is not limited thereto. As illustrated in FIG. 6, the guide plate 41a may have a curvature of the groove 11. Correspondingly, the width direction may be formed in the shape of an arc.

In addition, the end of the guide plate 41a may be chamfered as shown in FIG. 6, and a second switching pulley 44 to be described later may be installed.

On the other hand, the switching pulley 42 is rotatably installed in the guide plates 41 and 41a, and supports a region of the wire saw 30 introduced along the groove 11 while also moving in the direction of the wire saw 30. Switch horizontally. As shown in FIG. 5, the switching pulley 42 is disposed at the ends of the guide plates 41 and 41a to guide the direction of the wire saw 30 to be disposed adjacent to the bottom 12 of the groove 11. .

Here, the switching pulley 42 proceeds through the first switching pulley 43 and the first switching pulley 43 for causing the wire saw 30 guided by the guide parts 40 and 40a to change directions. It may include a second switching pulley 44 to secondary the wire saw 30 to change direction.

The first switching pulley 43 is inserted into and installed in the recesses on both sides provided along the longitudinal direction of the guide plate, and as shown in FIG. 5, the guide plate perpendicular to the direction in which the guide plates 41 and 41a are inserted. It is rotatably installed at the end of (41, 41a) so that the wire saw 30 inserted along the guide plates (41, 41a) is redirected in the width direction, that is, the horizontal direction of the guide plate.

The second switching pulley 44 is rotatably installed on the guide plates 41 and 41a, and the direction of the axis of the second switching pulley 44 which is rotatably installed as shown in FIG. 41a) is provided in parallel with the direction into which the groove 11 is inserted.

Here, the second switching pulley 44 is a guide plate (41, 41a) so that the outer peripheral surface of the second switching pulley 44 is disposed corresponding to the wire saw 30 proceeds horizontally through the first switching pulley (43) It is preferable to be installed at the end of.

In addition, the second switching pulley 44 is rotatably installed at the ends of the guide plates 41 and 41a to be cut by the wire saw 30 when cutting the workpiece 10 by the wire saw 30. It is disposed adjacent to the bottom 12 of the groove 11 so that the cutting amount of the water 10 is large, that is, to maximize the recycling amount of the carbon graphite.

And, as shown in FIG. 5, the second switching pulley 44 moves the direction of movement of the wire saw 30 horizontally through the first switching pulley 43 to the groove 11 of the workpiece 10. In accordance with the change in the curvature of the corresponding easily, that is, to switch along the circumferential direction of the groove (11). Accordingly, the wire saw 30 is inserted into the groove 11 in response to the change in the curvature of the groove 11 by the second switching pulley 44 to travel along the bottom portion 12.

Referring to FIGS. 3 and 7, the cutting device 1 using the wire saw according to the present invention may further include a support member 60.

When the groove 11 of the workpiece 10 is disposed in the frame 20 so as to face the ground, the chips generated during cutting of the workpiece 10 are easily discharged, but are supported by the guide 40 before cutting. The problem occurs that the wire saw 30 flows along the groove 11 in an area other than one region of the wire saw 30.

When the cutting is started, the wire saw 30 is cut while digging the workpiece 10 so that the problem of flowing down does not occur. As shown in FIG. 7, the at least one supporting member 60 is formed before cutting. When set, the wire saw 30 is disposed adjacent to the bottom 12 of the groove 11 and also supports the wire saw 30 so that the wire saw 30 does not flow along the groove 11.

The driving unit 50 includes a motor 51, a driving pulley 52 and a tension pulley 53.

Here, the driving part 50 is installed in the frame 20 so that the wire saw 30 to cut inwardly of the groove 11 of the workpiece 10 horizontally along the bottom portion 12 of the groove 11. Drive.

Referring to FIG. 2, the motor 51 is installed in the frame 20 to rotate the driving pulley 52 in combination with the driving pulley 52 for moving the wire saw 30.

Here, an air motor may be used as the motor 51, but is not limited thereto, and various motors and gear devices for transmitting the driving force of the driving pulley 52 may be used.

The wire saw 30 is coupled to the outer circumferential surface of the drive pulley 52 and one side is coupled to the motor 51 so that the drive pulley 52 supports a region of the wire saw 30 while the motor 51 rotates. It rotates to advance the wire saw 30 to cut the workpiece 10.

In addition, a reduction device (not shown) may be further included between the driving pulley 52 and the motor 51.

Here, the deceleration device (not shown) adjusts the rotational speed of the driving pulley 52 according to the material of the workpiece 10 and the cutting amount of the workpiece.

The tension pulley 53 is rotatable between the driving pulley 51 and the switching pulley 42 as shown in FIG. 2 to maintain an appropriate tension when cutting the workpiece 10 by the wire saw 30. It is installed in the frame 20.

And, one side of the tension pulley 53 is coupled to the guide member 24, as shown in Figure 2, the weight block 54 is coupled to the guide member 24.

Here, the weight block 54 is applied to pull the guide member 24 coupled to the tension pulley 53 in the direction of gravity to lower the tension pulley 53 in accordance with the cutting of the wire saw 30 to pull the tension pulley ( Pressing a region of the wire saw 30 supported by 53 to maintain the tension of the wire saw 30.

Referring to FIG. 2, the weight block 54 is coupled to the guide member 24 as an example, but is not necessarily limited thereto, and may be directly coupled to one side of the tension pulley 53. .

Referring to FIG. 3, the wire saw 30 is cut horizontally along the bottom 12 of the groove 11 by the wire saw 30 in the inward direction of the groove 11 of the workpiece 10. ) Is inserted into the groove 11 by the guide portion 40 and proceeds by the driving of the drive unit 50 to cut the workpiece 10 horizontally in the inward direction of the groove 11.

Therefore, the workpiece 10 shown in FIG. 8 is cut as shown in FIG. 9 by the cutting device 1 using the wire saw according to the present invention.

The part 13 of the cut to-be-cut part 10 can be recycled.

While the invention has been shown and described with reference to certain preferred embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments. Those skilled in the art will appreciate that various modifications, additions and substitutions are possible, without departing from the scope of the appended claims, The genius will be so self-evident. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims.

1: cutting device using wire saw 10: workpiece
20: frame 30: wire saw
40: guide part 50: drive part
60: Support member

Claims (7)

A frame for supporting the workpiece;
Wire saw;
A guide unit for guiding the wire saw to enter a groove formed in advance in a cutting position of the workpiece along a longitudinal direction of the workpiece;
And a drive unit installed in the frame to drive the wire saw to cut horizontally along the bottom of the groove in the inward direction of the groove of the workpiece. The method of claim 1,
The driving unit
A motor;
A drive pulley which rotates by the motor to move the wire saw;
And a tension pulley for supporting one region of the wire saw to maintain the tension of the wire saw. The method according to claim 1 or 2,
The guide portion
A guide plate inserted into the groove;
And a switching pulley rotatably installed at an end of the guide plate to change a direction of the wire saw. The method of claim 3,
The conversion pulley,
A first switching pulley which is inserted and installed in the recesses on both sides provided along the longitudinal direction of the guide plate and changes the traveling direction in the width direction of the guide plate from the direction in which the guide plate is inserted;
A second diversion pulley rotatably installed at the widthwise end of the guide plate to switch the direction of the wire connected to the first diversion pulley to the circumferential direction along the bottom portion of the groove formed along the circumferential direction of the workpiece; Cutting device using a wire saw, characterized in that it comprises a. 5. The method of claim 4,
And a support member disposed to be spaced apart at regular intervals along the circumferential direction of the groove, and for supporting and supporting the wire saw to the inside of the groove. Forming a groove along the longitudinal direction of the workpiece at a cutting position of the workpiece;
Inverting the workpiece having the grooves formed therein and mounting the grooves in the cutting device so that the grooves face the ground;
Inserting a guide part having a guide plate and a switching pulley into the groove to insert a wire saw connected to the guide part into the groove;
Driving the driving pulley and the switching pulley to which the wire saw is connected to cut the workpiece in the horizontal direction at the bottom of the groove;
And cutting the workpiece further by lowering the tension pulley to which the wire saw is connected to maintain the tensile force of the wire saw. The method according to claim 6,
And a wire saw inserted into the groove while the wire saw is pressurized and supported by a supporting member disposed at a predetermined interval along the groove when the wire saw is inserted.
KR1020110090157A 2011-09-06 2011-09-06 Cutting apparatus with wire saw KR20130026782A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020110090157A KR20130026782A (en) 2011-09-06 2011-09-06 Cutting apparatus with wire saw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110090157A KR20130026782A (en) 2011-09-06 2011-09-06 Cutting apparatus with wire saw

Publications (1)

Publication Number Publication Date
KR20130026782A true KR20130026782A (en) 2013-03-14

Family

ID=48177943

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020110090157A KR20130026782A (en) 2011-09-06 2011-09-06 Cutting apparatus with wire saw

Country Status (1)

Country Link
KR (1) KR20130026782A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110587452A (en) * 2019-09-09 2019-12-20 上海安稷实业有限公司 Single wire cutting machine for soft material
KR20200112259A (en) * 2019-03-21 2020-10-05 기택도 Insulation cutting apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200112259A (en) * 2019-03-21 2020-10-05 기택도 Insulation cutting apparatus
CN110587452A (en) * 2019-09-09 2019-12-20 上海安稷实业有限公司 Single wire cutting machine for soft material

Similar Documents

Publication Publication Date Title
JP4829234B2 (en) Sewing with friction wire
US5173250A (en) Apparatus for demolishing biological shield wall of a nuclear reactor and a method of demolishing the same
US20100077897A1 (en) Apparatus for manufacturing seeds for polycrystalline silicon manufacture
KR101408552B1 (en) Method and device for producing thin silicon rods
CN102416637B (en) Up and down multi-chip dislocation saw for cutting plates
KR101843687B1 (en) Horizontal drill machine
KR20140043796A (en) Cutting machine and method of cutting
KR20130026782A (en) Cutting apparatus with wire saw
KR20150039498A (en) Apparatus for cutting stone of bridge type
JP2015033752A (en) Wire saw
KR101252702B1 (en) Horizontal type band saw device
KR102036537B1 (en) Method for cutting round bar shaped water purifying filter
JP2011167810A5 (en)
JP2011167810A (en) Wire saw
CN213196545U (en) Drilling equipment of rail production usefulness
KR101062423B1 (en) Coring machine
JP2009061528A (en) Method of manufacturing silicon carbide substrate by wire and wire saw device for manufacturing silicon carbide substrate
KR20090070483A (en) Ingot fixing unit and apparatus for slicing ingot having the same
CN107414431A (en) A kind of production technology of automobile support
KR20140094103A (en) An apparatus for slicing an ingot
CN218842711U (en) Non-woven fabric production is with cutting device
KR102064762B1 (en) Automatic replacement of casing and drill pipe drive-unit is equipped with a drilling machine and it is regulated mutual spacing
CN206550503U (en) It is easy to lift the mine saw blade bonding machine of saw bit matrix
KR100761751B1 (en) The styrofoam plane surface cuting machine
JP5075593B2 (en) Radioactive waste cutting apparatus and radioactive waste cutting method

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application