CN115321801B - Device for finely adjusting cutting pressure and application method thereof - Google Patents
Device for finely adjusting cutting pressure and application method thereof Download PDFInfo
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- CN115321801B CN115321801B CN202210910413.8A CN202210910413A CN115321801B CN 115321801 B CN115321801 B CN 115321801B CN 202210910413 A CN202210910413 A CN 202210910413A CN 115321801 B CN115321801 B CN 115321801B
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- cutting
- cutter
- cutting pressure
- pressure
- wheel
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- 238000005520 cutting process Methods 0.000 title claims abstract description 185
- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000011521 glass Substances 0.000 claims abstract description 17
- 238000012545 processing Methods 0.000 claims description 12
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 230000035945 sensitivity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004148 unit process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
-
- 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
-
- 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
Abstract
The invention discloses a device for finely adjusting cutting pressure and a use method thereof, and relates to the technical field of thin glass cutting. According to the invention, through the arrangement of the proportion electromagnet, the pressure in the effective stroke and the tension of the magnetic spring can be ensured to be constant, the influence of the stroke is avoided, and the unstable cutting pressure caused by inconsistent strokes of the cutting knife wheel due to the warpage of the glass surface or the installation difference is effectively avoided.
Description
Technical Field
The invention relates to the technical field of thin glass cutting, in particular to a device for finely adjusting cutting pressure and a using method thereof.
Background
When cutting thin glass, the cutting quality is closely related to the cutting pressure under the condition that the cutting depth and the angle of the cutter wheel are fixed. The cutting pressure value is required to be much smaller than that of common glass, and the adjustment precision and stability are required to be high. The quality of the cut is exceptionally sensitive to the effects of these three factors, and any aspect that is not fine enough may fall into the knife or chip. The need for fine adjustment of cutting pressure is present, but the cutting device and method for cutting thin glass are mainly used in the industry, and no effective solution is provided for the above problems in the related art.
Disclosure of Invention
The invention aims to provide a device for finely adjusting cutting pressure and a use method thereof, which are used for solving the technical problems.
The technical scheme adopted by the invention is as follows:
the utility model provides a fine adjustment cutting pressure device, includes cutting knife wheel application of force unit, cutting knife wheel reset unit, cutting pressure feedback unit and the fine control unit of cutting pressure, the fine control unit of cutting pressure respectively with cutting knife wheel application of force unit cutting knife wheel reset unit cutting pressure feedback unit signal connection, cutting knife wheel application of force unit includes cutting tool bit and rotationally locates the knife wheel subassembly of cutting tool bit lower extreme, cutting knife wheel reset unit connects cutting tool bit with the knife wheel subassembly, cutting pressure feedback unit sets up on the knife wheel subassembly.
Preferably, the cutter wheel assembly comprises a first base, a rotating arm and a first rotating shaft, wherein the first base is arranged at the lower end of the cutter head, and the rotating arm is rotatably connected with the first base through the first rotating shaft.
As a further preferable mode, the rotary arm type cutting tool further comprises a tool handle and a cutting tool wheel, one end of the tool handle is connected with the rotary arm, and the lower end of the other end of the tool handle is provided with the cutting tool wheel.
As a further preferable mode, the cutter further comprises a proportion electromagnet and a push rod, wherein a through hole is formed in the part, opposite to the cutting tool bit, of the first base, the proportion electromagnet is arranged in the through hole, the push rod is arranged on the lower side of the proportion electromagnet in a lifting mode, and the lower end of the push rod can be abutted to the tool handle.
As a further preferable mode, the upper surface of the ejector rod is a plane, and the lower surface of the ejector rod is a sphere.
As a further preference, the cutter wheel resetting unit comprises a second base, a magnetic spring, a large connecting rod, a small connecting rod, a second rotating shaft and a third rotating shaft, wherein the second base is installed on one side of the cutter head, a stator of the magnetic spring is arranged in the second base, the upper end of a sliding rod of the magnetic spring is a free end, the lower end of the sliding rod is in threaded connection with the large connecting rod, one end of the large connecting rod, far away from the sliding rod, is connected with one end of the small connecting rod through the second rotating shaft, and the other end of the small connecting rod is connected with the cutter handle through the third rotating shaft.
As a further preferable mode, the device further comprises a locking nut, wherein the locking nut is arranged at the lower end of the sliding rod and used for locking the sliding rod and the large connecting rod.
As a further preferred aspect, the cutting pressure feedback unit includes a first strain gauge and a second strain gauge disposed inside the shank, the first strain gauge being close to the rotating arm, the second strain gauge being close to the cutting blade wheel.
A method of using a fine adjustment cutting pressure device, the method of using comprising:
s1, receiving a cutter falling cutting instruction, pressurizing by a proportional electromagnet, controlling a push rod to push a cutter handle to overcome the tension of a magnetic spring, enabling the cutter handle to swing downwards around a first rotating shaft, and enabling a cutter wheel to fall down to generate a cutting mark on glass;
s2, the first strain gauge and the second strain gauge sense the deformation of the cutter handle, and the deformation information of the cutter handle is transmitted to a strain processing system, the strain processing system converts the deformation information into cutting pressure information and feeds the cutting pressure information back to the cutting pressure refinement control unit, and the cutting pressure refinement control unit adjusts and inputs the cutting pressure according to the fed-back cutting pressure information to form closed loop control;
s3, carrying out real-time monitoring and real-time feedback on the whole cutting process, and if the real-time cutting pressure fluctuates, automatically adjusting the cutting pressure through closed-loop control by the cutting pressure fine control unit to realize fine adjustment of the cutting pressure in the whole cutting process;
s4, after cutting is finished, the proportional electromagnet is powered off, the push rod of the proportional electromagnet and the push rod return to the original position under the action of the tension of the magnetic spring, and the cutter handle drives the cutting cutter wheel to return to the waiting position under the action of the tension of the magnetic spring.
The technical scheme has the following advantages or beneficial effects:
according to the invention, through the combined action of the cutter wheel force application unit and the cutter wheel reset unit, tiny cutting pressure can be generated, and through the arrangement of the proportional electromagnet, the pressure in the effective stroke and the tension of the magnetic spring can be ensured to be constant, the influence of the stroke is avoided, and the unstable cutting pressure caused by inconsistent cutter wheel strokes due to the warpage of the glass surface or the installation difference is effectively avoided.
Drawings
Fig. 1 is a schematic view of a device for finely adjusting cutting pressure in the present invention.
In the figure: 1. a magnetic spring; 2. a second base; 3. a lock nut; 4. a large connecting rod; 5. a first strain gage; 6. a second rotating shaft; 7. a small connecting rod; 8. a third rotating shaft; 9. a second strain gage; 10. a knife handle; 11. a cutter wheel; 12. a cutter head; 13. a proportional electromagnet; 14. a push rod; 15. a first base; 16. a rotating arm; 17. a first rotating shaft.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that, if terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are used, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, only for convenience of describing the present invention and simplifying the description, and does not indicate or imply that the indicated apparatus or element must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like, as used herein, are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance.
In the description of the present invention, it should be noted that unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Fig. 1 is a schematic structural diagram of a device for finely adjusting cutting pressure in the present invention, please refer to fig. 1, which shows a preferred embodiment, the device for finely adjusting cutting pressure includes a cutter wheel 11 force applying unit, a cutter wheel 11 reset unit, a cutter pressure feedback unit and a cutter pressure fine control unit, the cutter pressure fine control unit is respectively connected with the cutter wheel 11 force applying unit, the cutter wheel 11 reset unit and the cutter pressure feedback unit in a signal manner, the cutter wheel 11 force applying unit includes a cutter head 12 and a cutter wheel assembly rotatably disposed at the lower end of the cutter head 12, the cutter wheel 11 reset unit connects the cutter head 12 and the cutter wheel assembly, and the cutter pressure feedback unit is disposed on the cutter wheel assembly. The force applying unit of the cutting knife wheel 11 in the embodiment is a swing arm mechanism with a force arm of a force point far greater than the force arm of the force applying point, and can convert the output pressure of a larger electromagnet into a smaller cutting pressure at the cutting knife wheel 11. The reset unit of the cutting knife wheel 11 is matched with the force application unit of the cutting knife wheel 11, so that a restoring force can be applied to the force application unit of the cutting knife wheel 11, the pressure at the cutting knife wheel 11 can be further reduced, the cutting knife wheel 11 generates tiny cutting pressure, and the stability of cutting thin glass is improved. The cutting pressure feedback unit is used for being matched with the force application unit of the cutting knife wheel 11 and detecting the deformation condition of the knife handle 10 in the force application unit of the cutting knife wheel 11; the cutting pressure fine control unit is used for realizing closed-loop control of the cutting pressure, adjusting the cutting pressure in real time, effectively ensuring high precision and high stability of the cutting pressure and realizing fine adjustment of the cutting pressure in the whole cutting process.
The data acquisition module is used for acquiring information of the force application unit of the cutting knife wheel 11, the reset unit of the cutting knife wheel 11 and the cutting pressure feedback unit, the data processing module is connected with the data acquisition module and used for processing the information acquired by the data acquisition module, comparing the real-time cutting pressure with the input cutting pressure and correcting the input cutting pressure, and then the data feedback module is used for controlling the force application unit of the cutting knife wheel 11 to adjust the cutting pressure in real time.
Further, as a preferred embodiment, the cutter wheel assembly includes a first base 15, a rotating arm 16, and a first rotating shaft 17, the first base 15 is provided at a lower end of the cutter head 12, and the rotating arm 16 is rotatably connected to the first base 15 through the first rotating shaft 17. In this embodiment, referring to fig. 1, a first base 15 is fixed at the lower end of the cutter head 12, and a rotating arm 16 can rotate relative to the first base 15 to drive a cutter wheel 11 to rotate and press the cutter to cut the thin glass.
Further, as a preferred embodiment, the utility model further comprises a knife handle 10 and a cutting knife wheel 11, wherein one end of the knife handle 10 is connected with the rotating arm 16, and the lower end of the other end of the knife handle 10 is provided with the cutting knife wheel 11. In this embodiment, referring to fig. 1, the handle 10 and the swivel arm 16 may be connected by a bolt or a direct welding, and the rotation of the swivel arm 16 may drive the handle 10 to rotate, so that the cutting wheel 11 on the handle 10 may implement a cutting action on glass.
Further, as a preferred embodiment, the cutter further comprises a proportion electromagnet 13 and a push rod 14, a through hole is formed in a part, facing the cutter head 12, of the first base 15, the proportion electromagnet 13 is arranged in the through hole, the push rod 14 is arranged on the lower side of the proportion electromagnet 13 in a liftable mode, and the lower end of the push rod 14 can be abutted against the cutter handle 10. The proportion electromagnet 13 in the embodiment can output a certain acting force according to the requirement, and control the ejector rod 14 to move downwards, so that the ejector rod 14 pushes down against the tool handle 10, and the rotation of the tool handle 10 is realized. The pressure in the effective stroke of the proportional electromagnet 13 and the tension of the magnetic spring 1 are constant, are not influenced by the stroke, and effectively avoid the unstable cutting pressure caused by inconsistent strokes of the cutting knife wheel 11 due to the warpage or the installation difference of the glass surface.
Further, as a preferred embodiment, the upper surface of the ejector rod 14 is a plane, and the lower surface of the ejector rod 14 is a sphere. In this embodiment, the lower surface of the ejector rod 14 is spherical, so that the center of the ejector rod 14 is stressed after the tool handle 10 is swung down. The plane of the upper end of the ejector rod 14 is attached to the lower end of the proportional electromagnet, the spherical surface of the lower end of the ejector rod 14 is attached to the tool handle 10, the ejector rod 14 is arranged in a through hole, and the through hole is used for guiding the ejector rod 14.
Further, as a preferred embodiment, the cutter wheel 11 resetting unit comprises a second base 2, a magnetic spring 1, a large connecting rod 4, a small connecting rod 7, a second rotating shaft 6 and a third rotating shaft 8, wherein the second base 2 is arranged on one side of the cutter head 12, a stator of the magnetic spring 1 is arranged in the second base 2, the upper end of a sliding rod of the magnetic spring 1 is a free end, the lower end of the sliding rod is in threaded connection with the large connecting rod 4, one end of the large connecting rod 4 far away from the sliding rod is connected with one end of the small connecting rod 7 through the second rotating shaft 6, and the other end of the small connecting rod 7 is connected with the cutter handle 10 through the third rotating shaft 8. In this embodiment, the second base 2 is mounted on the side of the cutter head 12, the upper end of the sliding rod of the magnetic spring 1 protrudes from the second base 2, and the free end of the sliding rod can swing relative to the second base 2. The outer edge of the lower end of the sliding rod is provided with an external thread, and the upper end of the large connecting rod 4 is provided with a threaded hole which is used for being matched with the external thread of the lower end of the sliding rod. The large connecting rod 4 is rotatably connected with the small connecting rod 7 through the second rotating shaft 6, and the small connecting rod 7 is rotatably connected with the cutter handle 10 through the third rotating shaft 8, so that the reset unit of the cutter wheel 11 can be prevented from interfering the rotation of the cutter handle 10, and meanwhile, the automatic reset of the cutter handle 10 can be realized. When the proportional electromagnet 13 works, a certain pressure is applied to the ejector rod 14, and the ejector rod 14 pushes the cutter handle 10 to swing (rotate) downwards. In the process, the pulling force of the magnetic spring 1 is overcome, and the cutting knife wheel 11 can generate tiny cutting pressure through the mutual matching of the proportional electromagnet 13 and the magnetic spring 1, so that the breakage of thin glass is avoided.
In this embodiment, the magnetic spring 1 has magnetism, and no metal fatigue exists, so that the constant reset tension in the service life of the magnetic spring is ensured, and the high stability of the cutting pressure is further ensured.
Further, as a preferred embodiment, the device further comprises a locking nut 3, wherein the locking nut 3 is arranged at the lower end of the sliding rod, and the locking nut 3 is used for locking the sliding rod and the large connecting rod 4. The lock nut 3 is arranged on the external thread of the slide bar, and the slide bar and the large connecting rod 4 can be locked by rotating the lock nut 3, so that the stability of connection between the slide bar and the large connecting rod 4 can be ensured.
Further, as a preferred embodiment, the cutting pressure feedback unit includes a first strain gauge 5 and a second strain gauge 9 disposed inside the shank 10, the first strain gauge 5 being close to the swivel arm 16, the second strain gauge 9 being close to the cutting blade wheel 11. In this embodiment, the cutting pressure feedback unit processes the deformation information into a high-precision cutting pressure value by using the first strain gauge 5 and the second strain gauge 9 with high sensitivity, and accurately feeds back in real time. The first strain gauge 5 and the second strain gauge 9 in this embodiment are embedded in the handle 10, and the wires of the first strain gauge 5 and the second strain gauge 9 are led out from the handle 10 and connected to a strain processing system, which is disposed on an external console. The first strain gauge 5 and the second strain gauge 9 may be resistive strain gauges, and the sensitivity is up to three parts per million.
In this embodiment, the cutting pressure refinement control unit can realize the closed-loop control of cutting pressure, adjusts cutting pressure in real time, has effectively guaranteed the high accuracy and the high stability of cutting pressure, realizes the refinement adjustment of whole cutting process cutting pressure.
The following describes the use method of the present invention:
the application method of the device for finely adjusting the cutting pressure comprises the following steps:
s1, receiving a cutter falling cutting instruction, pressurizing by a proportional electromagnet 13, controlling a push rod 14 to push a cutter handle 10 to overcome the tension of a magnetic spring 1, enabling the cutter handle 10 to swing downwards around a first rotating shaft 17, and enabling a cutter wheel 11 to fall down to generate a cutting mark on glass;
s2, the first strain gauge 5 and the second strain gauge 9 sense the deformation of the cutter handle 10 and convey the deformation information of the cutter handle 10 to a strain processing system, the strain processing system converts the deformation information into cutting pressure information and feeds the cutting pressure information back to a cutting pressure refinement control unit, and the cutting pressure refinement control unit adjusts and inputs the cutting pressure according to the fed-back cutting pressure information to form closed loop control; the material of the tool shank 10 can be set according to the requirement, and the deformation of the tool shank 10 needs to be calibrated in advance through experiments.
S3, carrying out real-time monitoring and real-time feedback on the whole cutting process, and if the real-time cutting pressure fluctuates, automatically adjusting the cutting pressure through closed-loop control by the cutting pressure fine control unit to realize fine adjustment of the cutting pressure in the whole cutting process;
and S4, after cutting is finished, the proportional electromagnet 13 is powered off, the push rod and the push rod 14 of the proportional electromagnet 13 return to the original positions under the action of the tension of the magnetic spring 1, and the cutter handle 10 drives the cutter wheel 11 to return to the waiting position under the action of the tension of the magnetic spring 1.
In this embodiment, after the cutting command of the falling cutter is issued, the proportional electromagnet 13 is pressurized, the push rod of the proportional electromagnet 13 extends to push the push rod 14 to move downwards, the push rod 14 pushes the cutter handle 10 to swing downwards around the first rotating shaft 17, after the pressure of the proportional electromagnet 13 overcomes the tension of the magnetic spring 1, the cutting cutter wheel 11 starts to move downwards from the waiting position, and the process is very fast, generally only a few milliseconds. After the cutting knife wheel 11 contacts the glass, a cutting mark is generated on the surface of the glass, the first strain gauge 5 and the second strain gauge 9 sense the deformation of the knife handle 10 at the moment, deformation information is fed back to the strain processing system, and after the strain processing system performs high-precision digital processing, the cutting pressure value at the moment is fed back to the cutting pressure refinement control unit, and the real-time cutting pressure value control precision is as high as 0.01N. The cutting pressure refinement control unit compares the real-time cutting pressure with the input cutting pressure and adjusts the cutting pressure in real time to form closed loop control, and the adjustment precision also reaches 0.01N. Then the next round of closed loop control cycle is entered until the real-time cutting pressure is consistent with the input pressure. Once the real-time cutting pressure fluctuates in the cutting process, a new round of closed-loop control circulation can be re-entered, so that the high precision and the high stability of the cutting pressure are effectively ensured, and the fine adjustment of the cutting pressure in the whole cutting process is realized.
After the cutting end knife lifting instruction is issued, the proportional electromagnet 13 is powered off and loses voltage, the push rod and the push rod 14 of the proportional electromagnet 13 return to the original positions under the action of the tension of the magnetic spring 1, and the knife handle 10 drives the cutting knife wheel 11 to return to the waiting position to wait under the action of the tension of the magnetic spring 1, so that one cutting cycle is completed.
The foregoing description is only illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, and it will be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present invention, and are intended to be included within the scope of the present invention.
Claims (5)
1. The device is characterized by comprising a cutting knife wheel force application unit, a cutting knife wheel reset unit, a cutting pressure feedback unit and a cutting pressure refinement control unit, wherein the cutting pressure refinement control unit is respectively connected with the cutting knife wheel force application unit, the cutting knife wheel reset unit and the cutting pressure feedback unit through signals, the cutting knife wheel force application unit comprises a cutting knife head and a knife wheel assembly rotatably arranged at the lower end of the cutting knife head, the cutting knife wheel reset unit is connected with the cutting knife head and the knife wheel assembly, and the cutting pressure feedback unit is arranged on the knife wheel assembly;
the cutter wheel assembly comprises a first base, a rotating arm and a first rotating shaft, the first base is arranged at the lower end of the cutter head, and the rotating arm is rotatably connected with the first base through the first rotating shaft;
the cutter comprises a cutter handle and a cutter wheel, wherein one end of the cutter handle is connected with the rotating arm, and the lower end of the other end of the cutter handle is provided with the cutter wheel;
the cutting tool comprises a cutter head, a first base, a second base, a cutting tool bit, a proportion electromagnet, a push rod and a handle, wherein the cutter head is provided with a cutting tool bit, the lower side of the cutter head is provided with the cutting tool bit, the lower end of the cutter head is provided with the cutting tool bit, and the lower end of the cutter head is provided with the push rod;
the cutting knife wheel reset unit comprises a second base, a magnetic spring, a large connecting rod, a small connecting rod, a second rotating shaft and a third rotating shaft, wherein the second base is arranged on one side of a cutting knife head, a stator of the magnetic spring is arranged in the second base, the upper end of a sliding rod of the magnetic spring is a free end, the lower end of the sliding rod is in threaded connection with the large connecting rod, one end of the large connecting rod, far away from the sliding rod, is connected with one end of the small connecting rod through the second rotating shaft, and the other end of the small connecting rod is connected with the knife handle through the third rotating shaft.
2. The fine adjustment cutting pressure device of claim 1, wherein the upper surface of the ejector rod is a plane, and the lower surface of the ejector rod is a sphere.
3. The fine adjustment cutting pressure device of claim 1, further comprising a lock nut, wherein the lock nut is disposed at a lower end of the slide bar, and the lock nut is used for locking the slide bar and the large connecting rod.
4. The fine adjustment cutting pressure device of claim 1, wherein the cutting pressure feedback unit comprises a first strain gauge and a second strain gauge disposed inside the handle, the first strain gauge being proximate the swivel arm, the second strain gauge being proximate the cutting blade wheel.
5. A method of using the fine adjustment cutting pressure device of any one of claims 1-4, comprising:
s1, receiving a cutter falling cutting instruction, pressurizing by a proportional electromagnet, controlling a push rod to push a cutter handle to overcome the tension of a magnetic spring, enabling the cutter handle to swing downwards around a first rotating shaft, and enabling a cutter wheel to fall down to generate a cutting mark on glass;
s2, the first strain gauge and the second strain gauge sense the deformation of the cutter handle, and the deformation information of the cutter handle is transmitted to a strain processing system, the strain processing system converts the deformation information into cutting pressure information and feeds the cutting pressure information back to the cutting pressure refinement control unit, and the cutting pressure refinement control unit adjusts and inputs the cutting pressure according to the fed-back cutting pressure information to form closed loop control;
s3, carrying out real-time monitoring and real-time feedback on the whole cutting process, and if the real-time cutting pressure fluctuates, automatically adjusting the cutting pressure through closed-loop control by the cutting pressure fine control unit to realize fine adjustment of the cutting pressure in the whole cutting process;
s4, after cutting is finished, the proportional electromagnet is powered off, the push rod of the proportional electromagnet and the push rod return to the original position under the action of the tension of the magnetic spring, and the cutter handle drives the cutting cutter wheel to return to the waiting position under the action of the tension of the magnetic spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210910413.8A CN115321801B (en) | 2022-07-29 | 2022-07-29 | Device for finely adjusting cutting pressure and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210910413.8A CN115321801B (en) | 2022-07-29 | 2022-07-29 | Device for finely adjusting cutting pressure and application method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115321801A CN115321801A (en) | 2022-11-11 |
| CN115321801B true CN115321801B (en) | 2023-10-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210910413.8A Active CN115321801B (en) | 2022-07-29 | 2022-07-29 | Device for finely adjusting cutting pressure and application method thereof |
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| Country | Link |
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| CN (1) | CN115321801B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4291824A (en) * | 1978-01-26 | 1981-09-29 | Ppg Industries, Inc. | Self-aligning method for scoring fracturable material |
| JP2004224601A (en) * | 2003-01-20 | 2004-08-12 | Nec Kagoshima Ltd | Method of cutting liquid crystal display panel |
| CN201144186Y (en) * | 2007-11-19 | 2008-11-05 | 中国建材国际工程有限公司 | High-precise float glass transverse cutting unit |
| JP2009196211A (en) * | 2008-02-21 | 2009-09-03 | Avanstrate Inc | Scribing device |
| CN112922990A (en) * | 2021-01-19 | 2021-06-08 | 上海隐冠半导体技术有限公司 | Magnetic spring device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012025091B4 (en) * | 2012-12-20 | 2016-09-29 | Grenzebach Maschinenbau Gmbh | Apparatus and method for producing a safe breaking line for the industrial cutting to length of glass panes and computer program and machine-readable carrier with a program code |
-
2022
- 2022-07-29 CN CN202210910413.8A patent/CN115321801B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4291824A (en) * | 1978-01-26 | 1981-09-29 | Ppg Industries, Inc. | Self-aligning method for scoring fracturable material |
| JP2004224601A (en) * | 2003-01-20 | 2004-08-12 | Nec Kagoshima Ltd | Method of cutting liquid crystal display panel |
| CN201144186Y (en) * | 2007-11-19 | 2008-11-05 | 中国建材国际工程有限公司 | High-precise float glass transverse cutting unit |
| JP2009196211A (en) * | 2008-02-21 | 2009-09-03 | Avanstrate Inc | Scribing device |
| CN112922990A (en) * | 2021-01-19 | 2021-06-08 | 上海隐冠半导体技术有限公司 | Magnetic spring device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115321801A (en) | 2022-11-11 |
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