KR101744410B1 - Cutting apparatus - Google Patents

Cutting apparatus Download PDF

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Publication number
KR101744410B1
KR101744410B1 KR1020150142767A KR20150142767A KR101744410B1 KR 101744410 B1 KR101744410 B1 KR 101744410B1 KR 1020150142767 A KR1020150142767 A KR 1020150142767A KR 20150142767 A KR20150142767 A KR 20150142767A KR 101744410 B1 KR101744410 B1 KR 101744410B1
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KR
South Korea
Prior art keywords
cover plate
vent
table body
air
vent panel
Prior art date
Application number
KR1020150142767A
Other languages
Korean (ko)
Other versions
KR20170043253A (en
Inventor
히로유끼 다나까
Original Assignee
현대위아 주식회사
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 현대위아 주식회사 filed Critical 현대위아 주식회사
Priority to KR1020150142767A priority Critical patent/KR101744410B1/en
Publication of KR20170043253A publication Critical patent/KR20170043253A/en
Application granted granted Critical
Publication of KR101744410B1 publication Critical patent/KR101744410B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/72—Auxiliary arrangements; Interconnections between auxiliary tables and movable machine elements
    • B23Q1/76—Steadies; Rests
    • B23Q1/763—Rotating steadies or rests
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/12—Arrangements for cooling or lubricating parts of the machine
    • B23Q11/126—Arrangements for cooling or lubricating parts of the machine for cooling only
    • B23Q11/127—Arrangements for cooling or lubricating parts of the machine for cooling only for cooling motors or spindles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/54—Arrangements or details not restricted to group B23Q5/02 or group B23Q5/22 respectively, e.g. control handles

Abstract

An invention for a cutting machine is disclosed. A cutting machining apparatus of the present invention comprises: a table main body on which a table is installed; A motor unit installed on the table main body; A shaft connected to the motor unit; An encoder unit installed on a lower side of the shaft; A cover plate installed at a lower portion of the table body; A vent portion provided on the cover plate so that foreign substances in the table body are discharged to the outside of the cover plate; And an air supply unit installed on the table main body and allowing air to flow through the inside of the table main body and discharging foreign matter from the table main body through the vent portion.

Description

[0001] CUTTING APPARATUS [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a cutting and processing apparatus, and more particularly, to a cutting and processing apparatus capable of easily discharging foreign substances in a table body.

Generally, a material is mounted on a table of a cutting machine. The table is rotated by a shaft, and an encoder is installed on the lower side of the shaft to measure the rotation speed of the shaft. Cutting oil is sprayed on the workpiece, and the workpiece on which the cutting tool is rotated is cut. The cutting oil cools the cutting tool and the material when the material is being cut. The abrasion of the cutting tool can be suppressed as the cutting tool and the material are cooled. A cover plate and a sealing member are installed on the lower side of the table body to prevent cutting oil, moisture, and the like from entering the inside of the table body.

However, in the related art, when the sealing member is worn or deformed by the heat of the motor, foreign substances such as cutting oil and external moisture can be penetrated into the interior of the table body. As the foreign matter penetrates into the inside of the table body, the encoder may malfunction or malfunction. In addition, since an expensive encoder must be replaced when the encoder fails, the maintenance cost of the cutting apparatus may increase. Therefore, there is a need to improve this.

BACKGROUND ART [0002] The background art of the present invention is disclosed in Korean Patent Laid-Open Publication No. 2013-0073159 (published on Mar. 03, 2013, entitled "Bed Slide Cover Device of Machine Tool").

SUMMARY OF THE INVENTION The present invention has been made to overcome the above problems, and it is an object of the present invention to provide a cutting and processing apparatus capable of easily discharging foreign substances in the table main body.

A cutting processing apparatus according to the present invention comprises: a table body on which a table is installed; A motor unit installed on the table main body; A shaft connected to the motor unit; An encoder disposed below the shaft; A cover plate installed at a lower portion of the table body; A vent portion provided on the cover plate so that foreign substances in the table body are discharged to the outside of the cover plate; And an air supply unit installed in the table main body, for discharging foreign matter of the table main body through the vent portion by flowing air through the inside of the table main body.

Wherein the vent portion includes a vent hole portion formed in the cover plate to discharge foreign matter from the cover plate into the vent hole portion; An inner vent panel installed on the cover plate to be spaced apart from the vent hole portion; And an external vent panel which is installed on the cover plate to cover the outside of the internal vent panel and in which a discharge hole is formed for discharging foreign matter discharged through the vent hole portion.

The inner vent panel may be spaced apart from the outer vent panel.

The inner vent panel may be inclined with respect to the cover plate.

The discharge hole may be formed by a peripheral portion of the outer vent panel being spaced apart from the cover plate.

Wherein the air supply unit includes an air supply nozzle installed on the table body to supply air to the table body; An air pump connected to the air supply nozzle to supply air to the air supply nozzle; And a dehumidifier for supplying dry air to the air pump.

According to the present invention, since the vent portion discharges the foreign material inside the table body to the outside of the cover plate, it is possible to prevent the encoder portion from being broken or malfunctioning due to foreign matter.

In addition, according to the present invention, since the air supply unit supplies air to the inside of the table body to discharge the foreign substances of the table body through the vent portion, the foreign substances penetrated into the table body can be quickly discharged.

1 is a cross-sectional view illustrating a cutting apparatus according to an embodiment of the present invention.
FIG. 2 is a side view showing a cutting apparatus according to an embodiment of the present invention. FIG.
3 is a rear view showing a cutting apparatus according to an embodiment of the present invention.
FIG. 4 is a cross-sectional view illustrating an incision of an AA of a bent portion in a cutting device according to an embodiment of the present invention.
FIG. 5 is a cross-sectional view of a BB of a bent portion in a cutting apparatus according to an embodiment of the present invention.

Hereinafter, an embodiment of a cutting apparatus according to the present invention will be described with reference to the accompanying drawings. In the course of describing the cutting apparatus, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

FIG. 1 is a side view showing a cutting apparatus according to an embodiment of the present invention. FIG. 3 is a cross-sectional view of a cutting tool according to an embodiment of the present invention. FIG. 4 is a cross-sectional view illustrating an incision of a vent portion of a cutting apparatus according to an embodiment of the present invention. FIG. 5 is a cross-sectional view of an embodiment of the present invention. Fig. 3 is a cross-sectional view of the BB of the bent portion in the cutting apparatus according to the embodiment of the present invention.

1 to 5, a cutting apparatus according to an embodiment of the present invention includes a table body 110, a motor unit 120, a shaft 130, an encoder unit 133, a cover plate 140, A vent hole portion 151 and an air supply unit 160.

The table body 110 is provided with a table 113. A material to be cut is mounted on the table 113.

The motor unit 120 is installed in the table body 110. The motor unit 120 includes a servo motor 121 (surbo motor) that can accurately control the rotation angle and a reduction gear unit 123 connected to the servo motor 121. The reduction gear portion 123 is formed by meshing a plurality of gears so as to reduce the rotational speed of the servo motor 121 at a constant rate.

The shaft 130 is connected to the motor unit 120. The reduction gear portion 123 is disposed at the periphery of the shaft 130. On the upper side of the shaft 130, a table 113 is rotatably installed.

The encoder unit 133 is installed on the lower side of the shaft 130. The encoder unit 133 measures the rotation angle and the rotation speed of the shaft 130 and transmits them to the control unit of the cutting processing apparatus.

The cover plate 140 is installed at a lower portion of the table body 110. The cover plate 140 blocks foreign substances such as cutting oil and moisture from entering the inside of the table body 110 from the outside of the table body 110. A sealing member 143 is interposed between the periphery of the cover plate 140 and the outer surface of the table body 110.

The vent portion 150 is installed on the cover plate 140 such that foreign substances in the table body 110 are discharged to the outside of the cover plate 140. The bent portion 150 is located on the lower side of the shaft 130. Foreign matter is discharged to the outside of the cover plate 140 through the vent portion 150, so that it is possible to prevent the encoder portion 133 from being broken or malfunctioning due to foreign matter.

The air supply unit 160 is installed in the table body 110 and allows the air to flow through the interior of the table body 110 to discharge foreign substances from the table body 110 through the vent 150. The air supply unit 160 supplies air to the inside of the table body 110 and discharges the foreign substances from the table body 110 through the vent portion 150 so that the foreign substances penetrating the inside of the table body 110 can be rapidly Can be discharged. Therefore, the foreign matter flowing downward of the shaft 130 is quickly removed, so that the encoder unit 133 can be prevented from being damaged by foreign matter.

The air supply unit 160 includes an air supply nozzle 161 installed in the table body 110, an air pump 163 connected to the air supply nozzle 161, and a dehumidifier 165 ). When the air pump 163 is driven, air flows into the table body 110 through the air supply nozzle 161. At this time, the air is dry air from which moisture is removed from the dehumidifier 165.

The vent hole portion 151 includes a vent hole portion 151, an internal vent panel 153, and an external vent panel 155.

The vent hole portion 151 is formed in the cover plate 140 so that the foreign substance inside the cover plate 140 is discharged. At this time, the cover plate 140 is formed with a depression (not shown) to be depressed downward at a position corresponding to the lower side of the shaft 130, and the vent hole 151 is formed at the depression. Since the vent hole portion 151 is located below the shaft 130, it is possible to prevent the encoder portion 133 from failing or malfunctioning as foreign matter is guided to the vent hole portion 151.

The inner vent panel 153 is installed on the cover plate 140 so as to be spaced apart from the vent hole portion 151. The inner vent panel 153 is formed to a thickness of about 0.3 mm.

The outer vent panel 155 is installed on the cover plate 140 so as to cover the outside of the inner vent panel 153. A vent hole 156 is formed in the external vent panel 155 to discharge foreign matter discharged through the vent hole 151 to the outside.

The outer vent panel 155 primarily prevents the foreign matter from penetrating through the vent hole 151 and the inner vent panel 153 primarily prevents the foreign matter from penetrating through the vent hole 151 do.

The inner vent panel 153 is installed apart from the outer vent panel 155. At this time, one side of the inner vent panel 153 may be fixed to the cover plate 140 by welding or fastening members. Since the inner vent panel 153 is formed to be spaced apart from the outer vent panel 155, the space between the vent hole portion 151 and the outer vent panel 155 can be shielded by the inner vent panel 153. Therefore, it is possible to prevent the foreign matter from flowing back to the vent hole portion 151 side after being discharged to the external vent panel 155 together with the air.

The inner vent panel 153 is installed obliquely with respect to the cover plate 140. Since the inner vent panel 153 is inclined, the foreign matter discharged from the vent hole portion 151 can easily flow down along the inner vent panel 153.

A vent hole 156 is formed in the external vent panel 155. At this time, the discharge hole portion 156 is formed by the outer periphery of the outer vent panel 155 being spaced apart from the cover plate 140. A discharge hole 156 may be formed on the left and right sides of the external vent panel 155 and the front and rear sides of the external vent panel 155 may be fixed to the cover plate 140 by welding and fastening members. The discharge hole portion 156 is formed by the outer periphery of the vent panel 155 being spaced apart from the cover plate 140 so that it is not necessary to separately form the vent hole portion 156 by machining a hole in the outer vent panel 155 .

The operation of the cutting and processing apparatus according to one embodiment of the present invention will now be described.

The work is mounted on the table 113, and the motor unit 120 is driven. As the shaft 130 is rotated, the workpiece is rotated. Cutting oil is sprayed on the rotating material, and the cutting tool cuts the material.

Air is supplied to the inside of the table body 110 as the air supply unit 160 is driven. At this time, the air pump 163 pumps the air dried in the dehumidifier 165 and supplies it to the air supply nozzle 161. Air injected from the air supply nozzle (161) flows into the table body (110).

The air flowing into the table body 110 flows along the clearance of the table body 110 and the foreign substances in the table body 110 flows toward the vent hole portion 151 side. Also, as the air flows inside the table body 110, the table body 110 can be cooled.

The foreign substances and air of the table body 110 are discharged to the outside of the table body 110 through the vent hole portion 151. [ At this time, since the inner vent panel 153 is disposed between the outer vent panel 155 and the cover plate 140, the foreign matter discharged to the outer vent panel 155 can be prevented from flowing back to the vent hole portion 151 side .

Since the inner vent panel 153 and the outer vent panel 155 cover the vent hole 151 in a double manner, it is possible to prevent foreign matter from penetrating into the vent hole portion 151 when the cutting device is stopped have.

As described above, since the bent portion 151 discharges the foreign material inside the table body 110 to the outside of the cover plate 140, it is possible to prevent the encoder portion 133 from being broken or malfunctioning due to the foreign substance.

The air supply unit 160 supplies air to the inside of the table body 110 to discharge the foreign substances from the table body 110 through the vent 151 so that the foreign substances penetrating the inside of the table body 110 It can be discharged quickly.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. I will understand.

Accordingly, the true scope of protection of the present invention should be defined by the claims.

110: table body 113: table
120: Motor section 121: Servo motor
123: reduction gear portion 130: shaft
133: encoder section 140: cover plate
143: sealing member 150:
151: vent hole portion 153: internal vent panel
155: external vent panel 156: discharge hole portion
160: air supply unit 161: air supply nozzle
163: air pump 165: dehumidifier

Claims (6)

A table body on which the table is installed;
A motor unit installed on the table main body;
A shaft connected to the motor unit;
An encoder disposed below the shaft;
A cover plate installed at a lower portion of the table body;
A vent portion provided on the cover plate so that foreign substances in the table body are discharged to the outside of the cover plate; And
And an air supply unit installed in the table body for discharging foreign matter of the table body through the vent by flowing air through the inside of the table body,
The vent portion
A vent hole formed in the cover plate so as to discharge foreign matter from the cover plate;
An inner vent panel installed on the cover plate to be spaced apart from the vent hole portion; And
And an external vent panel installed on the cover plate to cover an outer side of the inner vent panel and having a discharge hole for discharging foreign substances discharged through the vent hole.
delete The method according to claim 1,
Wherein the inner vent panel is spaced apart from the outer vent panel.
The method of claim 3,
Wherein the inner vent panel is inclined with respect to the cover plate.
The method according to claim 1,
Wherein the discharge hole portion is formed by spacing a peripheral portion of the outer vent panel from the cover plate.
The method according to claim 1,
The air supply unit includes:
An air supply nozzle installed on the table body to supply air to the table body;
An air pump connected to the air supply nozzle to supply air to the air supply nozzle; And
And a dehumidifier for supplying dry air to the air pump.
KR1020150142767A 2015-10-13 2015-10-13 Cutting apparatus KR101744410B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150142767A KR101744410B1 (en) 2015-10-13 2015-10-13 Cutting apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150142767A KR101744410B1 (en) 2015-10-13 2015-10-13 Cutting apparatus

Publications (2)

Publication Number Publication Date
KR20170043253A KR20170043253A (en) 2017-04-21
KR101744410B1 true KR101744410B1 (en) 2017-06-07

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020150142767A KR101744410B1 (en) 2015-10-13 2015-10-13 Cutting apparatus

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Country Link
KR (1) KR101744410B1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100269243B1 (en) * 1996-07-23 2000-10-16 Toko Ltd Making apparatus
JP2001062665A (en) 1999-08-30 2001-03-13 Brother Ind Ltd Machine tool with dust collecting function
JP2002126967A (en) 2000-10-20 2002-05-08 Enshu Ltd Cutting chip gathering system of dry machining device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100269243B1 (en) * 1996-07-23 2000-10-16 Toko Ltd Making apparatus
JP2001062665A (en) 1999-08-30 2001-03-13 Brother Ind Ltd Machine tool with dust collecting function
JP2002126967A (en) 2000-10-20 2002-05-08 Enshu Ltd Cutting chip gathering system of dry machining device

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Publication number Publication date
KR20170043253A (en) 2017-04-21

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