KR20130014102A - A breaking apparatus able to control horizontal level and a method for measuring horizontal level using a breaking apparatus of glass panel - Google Patents
A breaking apparatus able to control horizontal level and a method for measuring horizontal level using a breaking apparatus of glass panel Download PDFInfo
- Publication number
- KR20130014102A KR20130014102A KR1020110076029A KR20110076029A KR20130014102A KR 20130014102 A KR20130014102 A KR 20130014102A KR 1020110076029 A KR1020110076029 A KR 1020110076029A KR 20110076029 A KR20110076029 A KR 20110076029A KR 20130014102 A KR20130014102 A KR 20130014102A
- Authority
- KR
- South Korea
- Prior art keywords
- glass panel
- braking
- head
- rotation amount
- screw unit
- Prior art date
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
- C03B33/023—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the sheet or ribbon being in a horizontal position
- C03B33/03—Glass cutting tables; Apparatus for transporting or handling sheet glass during the cutting or breaking operations
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
- C03B33/023—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the sheet or ribbon being in a horizontal position
- C03B33/033—Apparatus for opening score lines in glass sheets
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
- C03B33/023—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the sheet or ribbon being in a horizontal position
- C03B33/037—Controlling or regulating
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
Description
The present invention relates to a braking device capable of adjusting the horizontal level and a horizontal level adjusting method of the braking device. More specifically, the braking head is horizontal so that the braking head can always apply a uniform pressing force in a horizontal state with respect to the glass panel. A braking device capable of adjusting the level more precisely, and a horizontal level adjusting method of the braking device.
Generally, PDPs, LCDs, LEDs, organic EL panels, inorganic EL panels, transmissive projector substrates, and reflective projector substrates used as flat panel display panels are brittle mother glass panels (glass) or the like. It is obtained by cutting a "parent substrate", hereinafter referred to as a "glass panel" to a predetermined size.
The cutting process of the glass panel includes a scribing process of forming a scribing line on the surface of the substrate by using a tool (scribing wheel) made of diamond or the like having a hardness higher than that of the glass panel, and the glass A braking process that presses the panel to apply a bending moment or cuts by heating or cooling around the crack of the scribing line, the apparatus for performing the scribing process is commonly referred to as a scribing device or a scriber, A device for performing the braking process is called a braking device. The scribing device and the braking device may be combined with each other to be integrally formed or may be separately configured.
1A and 1B illustrate a representative example of the braking device according to the prior art, and the configuration and operation thereof will be described below.
First, as shown in FIG. 1A, the glass panel braking device according to the prior art presses the
The
In particular, the
According to this braking device, the horizontal level of the
That is, as shown in FIG. 1B, when the horizontal level of the
In addition, from the moment when the
In order to maintain the horizontal level of the glass panel P and the
At this time, when the horizontal level of the
At this time, the
As such, the point in time at which the
The zero positions L1 and L2 check the initial rotation positions of the first
In this case, the horizontal level of the
The rotational position of the first
When the zero positions L1 and L2 of the glass panel and the horizontal level L2-L1 of the
However, in the braking device for glass panels according to the prior art, the
In particular, in order to break the glass panel P in a good state, there is an optimum pressing force, pressing speed, and pressing depth depending on the material, thickness, ambient temperature, and breaking position of the glass panel P. The panel braking device could not satisfy these process conditions (pressing pressure, pressing speed, depth of pressurization), and the pressing force changed from the moment of pressing to the completion of breaking, resulting in an increase in product defect rate and a decrease in productivity. There was a downside.
The present invention has been made to solve the above problems, an object of the present invention is to ensure that the breaking head is always uniform in the state in which the braking head is horizontal to the glass panel in a glass panel braking device configured to satisfy the optimum process conditions. The braking device and braking device can be adjusted not only to adjust the horizontal level of the braking head precisely to apply the pressing force, but also to adjust the level of the breaking level of the breaking bar to the zero position of the glass panel and the moment of break. It is to provide a horizontal level adjustment method of the device.
According to another embodiment of the braking device capable of adjusting the horizontal level according to the present invention, in order to achieve the above object,
A base installed on an upper portion of the glass panel conveyed on the stage;
A feed screw unit installed on each of the left and right sides when viewed along the feed direction of the glass panel, the feed screw unit including a motor and a feed screw;
A moving block screwed to the transfer screw of the transfer screw unit;
A cylinder fixed to the moving block and installed at left and right sides when viewed along the transport direction of the glass panel;
A pressure regulating unit for adjusting an internal pressure of the cylinder;
Breaking head for simultaneously pressing the surface of the glass panel is connected to the cylinder rod of the left and right cylinders;
Contact sensing means for sensing that the breaking head contacts the stage;
A rotation amount sensing device connected to the motor to sense a falling rotation amount and a reference rotation amount of the left and right braking heads; And
It is configured to include a control unit for calculating the difference between the falling rotation amount and the reference rotation amount,
And adjust the left or right feed screw unit by the difference between the left and right falling rotation amounts and the reference rotation amount calculated by the controller.
The contact detecting means may be installed on the moving block and the braking head, respectively, or on the moving block or the braking head, and a displacement sensor for detecting the displacement of the braking head with respect to the moving block when the braking head is in contact with the stage. Or it is installed in the transfer screw unit is characterized in that the load cell for detecting the pressing force transmitted to the transfer screw unit.
Here, the rotation amount sensing device is characterized in that the rotary encoder.
In addition, the horizontal level adjustment method of the glass panel braking device according to the present invention,
The base is installed on the upper portion of the glass panel to be transported on the stage, the feed screw unit installed on the left and right sides when looking along the conveying direction of the glass panel, the moving block screwed to the feed screw of the feed screw unit, the glass panel It is installed on the left and right sides when looking along the conveying direction of the cylinder fixed to the moving block, a pressure regulating unit for adjusting the internal pressure of the cylinder, and simultaneously connected to the cylinder rod of the left and right cylinders to press the surface of the glass panel In the horizontal level adjustment method of the glass panel braking device comprising a braking head for
Operating the pressure control unit to determine a standby position of the braking head by applying a predetermined pressure to the left and right cylinders;
Measuring a reference rotation amount with a rotation amount detection device connected to a motor of the transfer screw unit respectively installed at the left and right sides at the standby position;
Lowering the braking head by simultaneously operating the left and right transfer screw units;
A touch sensing step of sensing that the breaking head is completely in contact with the stage;
Measuring a falling rotation amount with a rotation amount sensing device connected to the motors of the left and right feed screw units in the contact sensing step;
Calculating a difference between a falling rotational amount and a reference rotational amount in the left and right motors; And
And adjusting the feed screw unit on the left or right side by the difference between the amount of falling rotation and the reference amount of rotation on the left and right sides.
In addition, the contact sensing step, characterized in that the left and right sides when looking along the conveying direction of the glass panel, the change in the amount of displacement of the braking head with respect to the moving block at the moment when the braking head is in contact with the stage. It is done.
In addition, the amount of displacement of the braking head with respect to the moving block is characterized in that it is sensed by the displacement sensor installed in the moving block and the braking head, respectively, or in the moving block or the braking head.
In addition, the contact sensing step, characterized in that the left and right sides when looking along the conveying direction of the glass panel, the change in the pressing force transmitted to the conveying screw unit at the moment when the braking head is in contact with the stage, characterized in that consisting of. .
In addition, the pressing force transmitted to the transfer screw unit is characterized in that it is sensed by a load cell installed in the transfer screw unit.
The rotation amount sensing device may be a rotary encoder.
According to the present invention having the above-described configuration, the braking device capable of controlling the position and speed of the braking by the feed screw unit and at the same time maintaining the pressure of the braking head for pressurizing the glass panel by the cylinder and the regulator. In this case, the horizontal level of the braking head can be adjusted more precisely, so that the braking head can always exert a uniform pressing force in a horizontal state with respect to the glass panel, thereby minimizing the defective rate during cutting.
In addition, according to the present invention, it is possible to confirm the cutting depth of the breaking bar to the zero point position and the break moment of the glass panel, there is an advantage that it can be easily confirmed whether the required conditions are satisfied.
Figure 1a is a perspective view showing the configuration of a glass panel breaking device according to the prior art.
Figure 1b is a front view showing a horizontal angle level adjustment method of the glass panel breaking device according to the prior art.
2 is a perspective view showing the configuration of a glass panel breaking device according to the present invention.
3 is a side view of FIG. 2.
4 is a front view of FIG. 2.
5 is a partially enlarged view illustrating a configuration of the displacement sensor of FIG. 3.
6 is a side view showing a glass panel breaking device having a load cell according to the present invention.
7 is a flowchart illustrating a horizontal level adjusting method of the glass panel braking device according to the present invention.
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to FIGS. 2 to 7 attached hereto.
As shown in FIGS. 2 to 6, the glass
First, the
The
In FIGS. 2 and 3, the
The moving
The
In this case, a rotary encoder may be adopted as the rotation amount sensing device.
A
In addition, the
One of the
The
The
The
A pressure regulating unit is connected to the
As the pressure regulating unit, the
2 to 4, the
For example, the sudden increase in displacement may be set such that the detected value suddenly increases by at least 10 times the previous detected value.
Undescribed component 'L' in FIG. 3 is a scribing line.
As shown in FIGS. 5A and 5B, the
The
When the
On the other hand, it is preferable to use an optical sensor as the
The optical sensor is mounted on the object to move relative to the light emitting unit and the optical element, and the index plate and the moving scale are respectively installed on the relative moving object between the light emitting unit and the optical element, and then the moving scale is the index The linear scale is representative of the fact that the optical element can measure the displacement by reading the contrast signal of the light between the index plate and the moving scale when moving relative to the plate.
When the optical sensor is applied to the present invention, as shown in FIG. 5 (b), a light emitting unit and a moving
As the
6, a
For example, the sudden increase in the pressing force may be set such that the detected value suddenly becomes 10 times larger than the previous detected value.
That is, the
As a result, the
Hereinafter, the operation of cutting the glass panel P using the glass
First, if the glass panel P and the
In this case, the speed control is possible by lowering by the
As such, the speed and the pressing force may be separately controlled by the
In addition, since the portion to apply the actual pressing force is the
On the other hand, as shown in Figure 4, the tip of the
In order to prevent this, the operation of leveling the leveling of the breaking
The horizontal level adjusting method of the
First, the pressure adjusting unit is operated to set a standby position of the
For example, the pressure is adjusted by the
Next, the reference rotation amount is measured by a rotation amount detection device connected to the
Thereafter, the
Subsequently, a contact sensing step S400 of sensing that the breaking
The contact sensing step (S400), when viewed along the conveying direction of the glass panel (P), the moving
Then, the falling amount of rotation is measured by the rotation amount detecting device connected to the
Next, the difference between the falling amount of rotation and the reference amount of rotation in the left and right motor 220 (S600).
Finally, the horizontal level of the
As described above, according to the present invention, the position of the zero point between the
In addition, the difference between the rotation amount by the rotation amount sensing device and the vertical displacement based on the rotation amount and the pitch of the feed screw unit and the displacement by the displacement sensor until the glass panel is broken after adjusting the horizontal level once By checking in real time, it is possible to check the cutting amount for the glass panel P of the breaking
As mentioned above, although the preferred embodiment of the present invention has been described in detail, the scope of the present invention is not limited to the above-described embodiment and may include various modifications and variations within the scope of the following claims.
100-base
120-Block
220-motor
210-Feed Screw
300-cylinder
310-cylinder rod
400-regulator
500-Breaking Head
510-head body
520-Breaking Bar
600-displacement sensor
610a-moving scale
610b-stator
620a-core
620b-scale reader
1000-breaking device for glass panels
S: stage
P: glass panel
Claims (9)
A feed screw unit installed on each of the left and right sides when viewed along the feed direction of the glass panel, the feed screw unit including a motor and a feed screw;
A moving block screwed to the transfer screw of the transfer screw unit;
A cylinder fixed to the moving block and installed at left and right sides when viewed along the transport direction of the glass panel;
A pressure regulating unit for adjusting an internal pressure of the cylinder;
Breaking head for simultaneously pressing the surface of the glass panel is connected to the cylinder rod of the left and right cylinders;
Contact sensing means for sensing that the breaking head contacts the stage;
A rotation amount sensing device connected to the motor to sense a falling rotation amount and a reference rotation amount of the left and right braking heads; And
It is configured to include a control unit for calculating the difference between the falling rotation amount and the reference rotation amount,
And a leveling device capable of adjusting the left or right feed screw unit by a difference between the left and right falling rotation amounts and the reference rotation amount calculated by the controller.
The contact sensing means,
A displacement sensor installed at the moving block and the braking head, or installed at the moving block or the braking head, for detecting an amount of displacement of the braking head with respect to the moving block when the braking head is in contact with a stage;
Or a load cell installed in the transfer screw unit to sense a pressing force transmitted to the transfer screw unit.
The rotation amount sensing device is a braking device capable of adjusting the horizontal level, characterized in that the rotary encoder.
Operating the pressure control unit to determine a standby position of the braking head by applying a predetermined pressure to the left and right cylinders;
Measuring a reference rotation amount with a rotation amount detection device connected to a motor of the transfer screw unit respectively installed at the left and right sides at the standby position;
Lowering the braking head by simultaneously operating the left and right transfer screw units;
A touch sensing step of sensing that the breaking head is completely in contact with the stage;
Measuring a falling rotation amount with a rotation amount sensing device connected to the motors of the left and right feed screw units in the contact sensing step;
Calculating a difference between a falling rotational amount and a reference rotational amount in the left and right motors; And
And adjusting the feed screw unit on the left or right side by a difference between the amount of falling rotation and the reference amount of rotation on the left and right sides.
The contact sensing step may be configured to sense a change in the displacement amount of the braking head with respect to the moving block at the moment when the braking head is in contact with the stage, in the left and right sides when viewed along the conveying direction of the glass panel. Horizontal level adjustment method of the braking device for glass panels.
The level of displacement of the braking head with respect to the movable block is detected by a displacement sensor mounted on the movable block and the braking head, or on the movable block or the braking head, respectively. How to adjust.
The touch sensing step may include a glass panel configured to detect a change in the pressing force transmitted to the transfer screw unit at the moment when the braking head is in contact with the stage, at the left and right sides when viewed along the conveying direction of the glass panel. How to adjust the horizontal level of the braking device.
The pressing force transmitted to the transfer screw unit is detected by a load cell installed in the transfer screw unit, horizontal level adjustment method of the glass panel braking device.
The rotation amount sensing device is a horizontal level adjustment method of a glass panel braking device, characterized in that the rotary encoder.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020110076029A KR101763572B1 (en) | 2011-07-29 | 2011-07-29 | A breaking apparatus able to control horizontal level and a method for measuring horizontal level using a breaking apparatus of glass panel |
CN201210133829.XA CN102898012B (en) | 2011-07-29 | 2012-05-03 | The adjustable off device of level height and the method for adjustment of level height thereof |
TW101127121A TWI577518B (en) | 2011-07-29 | 2012-07-27 | Horizontal-level adjustable breaking apparatus and method of adjusting horizontal level of the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020110076029A KR101763572B1 (en) | 2011-07-29 | 2011-07-29 | A breaking apparatus able to control horizontal level and a method for measuring horizontal level using a breaking apparatus of glass panel |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20130014102A true KR20130014102A (en) | 2013-02-07 |
KR101763572B1 KR101763572B1 (en) | 2017-08-01 |
Family
ID=47570543
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020110076029A KR101763572B1 (en) | 2011-07-29 | 2011-07-29 | A breaking apparatus able to control horizontal level and a method for measuring horizontal level using a breaking apparatus of glass panel |
Country Status (3)
Country | Link |
---|---|
KR (1) | KR101763572B1 (en) |
CN (1) | CN102898012B (en) |
TW (1) | TWI577518B (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105415428A (en) * | 2015-11-26 | 2016-03-23 | 王琳 | Full-automatic cutter leveler of die-cutting machine |
CN109824259A (en) * | 2017-11-23 | 2019-05-31 | 塔工程有限公司 | Cutter for substrate and method for dividing substrate |
KR20210121341A (en) * | 2020-03-26 | 2021-10-08 | 주식회사 탑 엔지니어링 | Breaking bar and apparatus for breaking substrate |
CN114227440A (en) * | 2021-12-23 | 2022-03-25 | 青岛融合光电科技有限公司 | Automatic adjusting device and adjusting method for feed amount for grinding carrier plate glass |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103382082B (en) * | 2013-07-11 | 2015-07-22 | 深圳市华星光电技术有限公司 | Gasket structure and fragmentation device using the same |
CN105837021B (en) * | 2016-05-27 | 2019-09-06 | 杨聪 | Bar shaped optical glass gradually cracker |
CN105837015A (en) * | 2016-05-27 | 2016-08-10 | 苏州微米光学科技有限公司 | Multi-factor glass breakage control device |
CN106045294A (en) * | 2016-05-27 | 2016-10-26 | 苏州微米光学科技有限公司 | Optical glass splitting device |
CN105837022A (en) * | 2016-05-27 | 2016-08-10 | 苏州微米光学科技有限公司 | Static optical glass cracking device |
CN105837012A (en) * | 2016-05-27 | 2016-08-10 | 苏州微米光学科技有限公司 | Initial processing device for optical glass |
CN106396356B (en) * | 2016-05-27 | 2019-07-16 | 苏州微米光学科技有限公司 | Broached-tooth design glass producing device |
CN105837014A (en) * | 2016-05-27 | 2016-08-10 | 苏州微米光学科技有限公司 | Temperature difference type glass cracking device |
CN106045295A (en) * | 2016-05-27 | 2016-10-26 | 苏州微米光学科技有限公司 | Apparatus for processing optical glass |
CN105837016A (en) * | 2016-05-27 | 2016-08-10 | 苏州微米光学科技有限公司 | Device for processing optical glass by virtue of ultrasonic waves |
CN105859117A (en) * | 2016-05-27 | 2016-08-17 | 苏州微米光学科技有限公司 | Temperature difference type glass net-split device |
CN106045296B (en) * | 2016-05-27 | 2019-09-06 | 杨聪 | Arc glass producing device |
CN105837017A (en) * | 2016-05-27 | 2016-08-10 | 苏州微米光学科技有限公司 | Temperature stress acoustic wave control type glass cracking device |
CN105837018A (en) * | 2016-05-27 | 2016-08-10 | 苏州微米光学科技有限公司 | Ultrasonic processing device for optical glass |
CN108406902B (en) * | 2018-04-19 | 2023-09-15 | 淮北智行信息科技有限公司 | Photo album scratch machine |
CN108558193A (en) * | 2018-07-04 | 2018-09-21 | 成都信息工程大学 | A kind of multiaxis glass cutting equipment |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR970006993B1 (en) * | 1992-04-16 | 1997-05-01 | 반토오 기코 가부시끼가이샤 | Glass plate cutting device |
CN2717952Y (en) * | 2004-03-29 | 2005-08-17 | 中国凯盛国际工程有限公司 | Glass severing machine |
KR100507386B1 (en) * | 2004-10-18 | 2005-08-09 | 주식회사 에스에프에이 | Scriber |
CN200975934Y (en) * | 2006-11-10 | 2007-11-14 | 上海诸光机械有限公司 | Sensor displacement checking device |
CN100402242C (en) * | 2007-02-03 | 2008-07-16 | 中国电子科技集团公司第二研究所 | Cutter head components mechanism for lining and cutting |
US8051681B2 (en) * | 2007-05-09 | 2011-11-08 | Corning Incorporated | Constant force scoring device and method for using same |
KR100826846B1 (en) * | 2007-07-24 | 2008-05-02 | 주식회사 이 월드 | Adhesion type tempered glass manufacture method and adhesion furnace |
JP2010135484A (en) * | 2008-12-03 | 2010-06-17 | Daitron Technology Co Ltd | Braking device and method |
JP2011088382A (en) * | 2009-10-23 | 2011-05-06 | Mitsuboshi Diamond Industrial Co Ltd | Breaking device and breaking method |
-
2011
- 2011-07-29 KR KR1020110076029A patent/KR101763572B1/en active IP Right Grant
-
2012
- 2012-05-03 CN CN201210133829.XA patent/CN102898012B/en active Active
- 2012-07-27 TW TW101127121A patent/TWI577518B/en active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105415428A (en) * | 2015-11-26 | 2016-03-23 | 王琳 | Full-automatic cutter leveler of die-cutting machine |
CN109824259A (en) * | 2017-11-23 | 2019-05-31 | 塔工程有限公司 | Cutter for substrate and method for dividing substrate |
KR20210121341A (en) * | 2020-03-26 | 2021-10-08 | 주식회사 탑 엔지니어링 | Breaking bar and apparatus for breaking substrate |
CN114227440A (en) * | 2021-12-23 | 2022-03-25 | 青岛融合光电科技有限公司 | Automatic adjusting device and adjusting method for feed amount for grinding carrier plate glass |
Also Published As
Publication number | Publication date |
---|---|
CN102898012B (en) | 2016-10-12 |
TW201304922A (en) | 2013-02-01 |
TWI577518B (en) | 2017-04-11 |
KR101763572B1 (en) | 2017-08-01 |
CN102898012A (en) | 2013-01-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR20130014102A (en) | A breaking apparatus able to control horizontal level and a method for measuring horizontal level using a breaking apparatus of glass panel | |
CN102335682B (en) | Online detecting and straightening equipment and method of straightness of pipe end of drill pipe | |
KR101820690B1 (en) | Device for measuring thickness of steel plate | |
CN104128396A (en) | Workpiece straightening machine and straightening method thereof | |
CN201322615Y (en) | Device for detecting the straightness of drill stem | |
KR101807493B1 (en) | A scribing apparatus and a method for maintaining press load thereof | |
JPWO2008126502A1 (en) | Scribing apparatus and scribing method | |
CN103118840A (en) | Automatic measurement and automatic correction method for processing size of glass plate, and glass plate processing device | |
CN106483049A (en) | A kind of noncontact self-checking device of the Hegman grind gage error of indication and method | |
KR101807496B1 (en) | A breaking apparatus of glass panel and a method for measuring horizontal level using the same | |
KR20120042210A (en) | Apparatus for automatic marking welding baseline of face plate | |
CN102825916B (en) | Laser marking machine and marking method thereof | |
US3352015A (en) | Apparatus and method for cutting glass | |
US9771298B2 (en) | Apparatus and method for producing a reliable breaking line for the industrial cutting to length of glass sheets | |
JP5197692B2 (en) | Hard brittle plate break device | |
CN114634293B (en) | Overflow brick mounting device and use method thereof | |
WO2019054133A1 (en) | Production method for sheet glass | |
KR20100059215A (en) | Apparatus and method for controlling gripping force and height of a chuck for glass panel | |
WO2022263579A1 (en) | Installation for producing at least one useful part from a glass pane | |
KR102571055B1 (en) | Scribing method and scribing apparatus | |
KR101356805B1 (en) | Apparatus for measuring flatness of strip | |
CN106871839B (en) | Measuring device and measuring method for steel rail weld forming mill | |
JP2002121041A (en) | Method and device for breaking rigid brittle plate | |
KR20090049985A (en) | Method and apparatus for scribing of substrate using displacement sensor | |
CN217752163U (en) | Frock is divided to crystal bar effective area before sapphire cuts |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant |