CN113735429B - Glass scribing and cutting device and cutting method thereof - Google Patents
Glass scribing and cutting device and cutting method thereof Download PDFInfo
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- CN113735429B CN113735429B CN202110972958.7A CN202110972958A CN113735429B CN 113735429 B CN113735429 B CN 113735429B CN 202110972958 A CN202110972958 A CN 202110972958A CN 113735429 B CN113735429 B CN 113735429B
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- 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
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- 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
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- 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 application provides a glass scribing and cutting device and a glass scribing and cutting method, and relates to the field of glass cutting equipment. Glass scribing and cutting device includes: the cutter frame is provided with a driving part, the cutter frame is connected with a cutter wheel in a sliding manner along the vertical direction, and the driving part is connected with the cutter wheel and is used for driving the cutter wheel to reciprocate along the vertical direction; the distance sensor is arranged on the handle of the cutter wheel, is positioned on one side of the moving direction when the cutter wheel cuts the glass substrate, and is used for detecting the distance from the surface of the glass substrate to be cut on the workbench; and the controller is respectively connected with the driving part and the distance sensor. The glass scribing cutting device can adjust the cutting depth of the cutter wheel according to the levelness of different positions of the workbench, solves the problem of difficult adjustment of the parallelism of the workbench, ensures that the cutting depths of all cutting processes are consistent, and improves the glass cutting quality.
Description
Technical Field
The application relates to the field of glass cutting equipment, in particular to a glass scribing and cutting device and a glass scribing and cutting method.
Background
In the production process of liquid crystal glass substrates, scribing and cutting are very important procedures, and the glass substrates with different sizes are accurately cut into the sizes required by customers, and redundant baits are broken off by the glass after cutting through a breaking-off procedure, so that cutting work is completed.
At present, the cutting amount (namely the scribing cutting depth of the cutter wheel on the surface of the glass substrate) is influenced by factors such as semi-finished product warpage, workbench level, foundation level, cutter frame guide rail abrasion, equipment part abrasion and the like, so that the glass substrate is inconsistent in the workbench level, the cutter wheel is changed in the cutting process, the phenomena of more breaking and less breaking occur in the breaking and breaking processes of the glass in the cutting process, the stability of a production line is influenced, and the cost consumption is increased. In order to solve the technical problem of inconsistent cutting quantity, a manufacturer measures the distance between the cutter head and the workbench after each cutter head cuts 100mm through a dial indicator, and then averages to adjust the workbench level; because the levelness deviation of the existing workbench is larger, the use requirement is not met, the actual adjustment difficulty is larger, the consumed time is long, and the production efficiency is seriously influenced.
The above technical problems need to be further solved.
Disclosure of Invention
The application mainly aims to provide a glass scribing and cutting device and a glass scribing and cutting method, which can solve the problem of cutting quality caused by the deviation of the levelness of a workbench when glass is cut currently.
In order to solve the technical problems, the embodiment of the application provides the following technical scheme:
in one aspect, the present application provides a glass scribing and cutting device, comprising:
the cutter frame is provided with a driving part, the cutter frame is connected with a cutter wheel in a sliding manner along the vertical direction, and the driving part is connected with the cutter wheel and is used for driving the cutter wheel to reciprocate along the vertical direction;
the distance sensor is arranged on the handle of the cutter wheel, is positioned on one side of the moving direction when the cutter wheel cuts the glass substrate, and is used for detecting the distance from the surface of the glass substrate to be cut on the workbench;
the controller is respectively connected with the driving part and the distance sensor;
setting N detection points at uniform intervals along the track of the cutter wheel cutting the glass substrate, and setting the distance from the distance sensor to the first detection point at the start of cutting as a reference distance D 1 Sequentially detecting the distance D between the second detection point and the N detection point and the distance sensor along with the cutting movement of the cutter wheel N Sequentially transmitting the detected distance data to the controller, wherein the controller transmits the distance D N And the reference distance D 1 After the difference is made, the difference is used as an adjusting signal to be sent to the driving part, and the driving part controls the cutter wheel to adjust the cutting depth of the glass substrate along the vertical direction based on the adjusting signal;
and N is a positive integer greater than or equal to 2.
The aim and the technical problems of the application can be further realized by adopting the following technical measures.
Optionally, in the glass scribing and cutting device, the distance between two adjacent detection points is 30-100mm.
Optionally, in the glass scribing and cutting device, the distance between two adjacent detection points is 50mm.
Optionally, in the glass scribing and cutting device, a mounting rod is horizontally connected to a handle of the cutter wheel, and the mounting rod is located at one side of the moving direction when the cutter wheel cuts the glass substrate;
the distance sensor is arranged on the mounting rod, and the detection end of the distance sensor faces downwards.
Optionally, in the glass scribing and cutting device, the number of the distance sensors is two, the two distance sensors are arranged on the mounting rod at intervals, and the distance between the two distance sensors is equal to the distance between two adjacent detection points;
wherein the two distance sensors respectively detect the distance D N And distance D N+1 Transmitting to the controller, the controller transmits the distance D each time N And the reference distance D 1 Doing difference and setting the distance D N+1 And the reference distance D 1 And taking the average value of the two differences as the adjustment signal after the difference is made.
Optionally, in the glass scribing and cutting device, the driving part is a servo motor, a driving end of the servo motor is connected with a screw rod along a vertical direction, the cutter wheel is provided with a nut, the nut is connected with the screw rod, and the servo motor drives the nut through the screw rod so as to drive the cutter wheel to reciprocate along the vertical direction.
Optionally, in the glass scribing and cutting device, a sliding rail is arranged on the tool rest along a vertical direction, the tool wheel is connected with a sliding block, and the sliding rail is in sliding connection with the sliding block.
Optionally, in the glass scribing and cutting device, the controller is a single chip microcomputer, and the controller is connected with a control system of the glass scribing and cutting device.
In another aspect, the present application provides a glass cutting method for the glass scribing cutting device, including:
setting N detection points along the track of the cutter wheel cutting the glass substrate;
obtaining the distance between the first detection point and the distance sensor at the initial cutting position and taking the distance as a reference distance D 1 ；
Sequentially detecting the distances D between the second detection point and the N detection point and the distance sensor respectively along with the cutting of the glass substrate by the cutter wheel N ；
Distance D to be detected N Respectively from the reference distance D 1 And performing difference to obtain a difference value, and taking the difference value as an adjusting signal, and controlling the cutter wheel to adjust the cutting depth of the glass substrate along the vertical direction based on the adjusting signal.
The aim and the technical problems of the application can be further realized by adopting the following technical measures.
Alternatively, the foregoing glass cutting method, wherein the distance D is obtained simultaneously N And distance D N+1 ；
Distance D N And the reference distance D 1 Making a difference, and taking the distance D N+1 And the reference distance D 1 And taking the average value of the two differences as the adjustment signal.
By means of the technical scheme, the glass scribing and cutting device and the glass scribing and cutting method have at least the following advantages:
according to the glass scribing cutting device provided by the embodiment of the application, the cutter wheel is connected with the cutter frame in a sliding way, the driving part and the distance sensor are additionally arranged, the distance between each detection point on the track for cutting the glass substrate and the distance sensor can be detected through the distance sensor, so that after the distance between each detection point and the distance sensor is different from the initial reference distance, a control signal for adjusting the cutting depth of the cutter wheel can be obtained, and then the driving part is controlled by the control signal to drive the cutter wheel to adjust the cutting depth at the positions of different detection points in real time, namely, the fine adjustment of the cutting depth of the cutter wheel is realized through the change of levelness corresponding to the different positions of the workbench on the cutting track. In summary, the glass scribing and cutting device provided by the embodiment of the application can adjust the cutting depth of the cutter wheel according to the levelness of different positions of the workbench, so that the parallelism of the workbench is not required to be adjusted repeatedly, and the problem that the parallelism of the workbench is difficult to adjust is solved; the consistency of the cutting depth of the whole cutting track of the glass substrate is ensured, the glass cutting quality is improved, and the phenomena of more breaking and less breaking in the breaking process of broken plates and breaking in the glass substrate cutting process are thoroughly solved; meanwhile, the stable cutting depth can improve the use mileage of the cutter wheel, reduce the consumption of the cutter wheel and reduce the use cost.
The foregoing description is only an overview of the present application, and is intended to provide a better understanding of the present application, as it is embodied in the following description, with reference to the preferred embodiments of the present application and the accompanying drawings.
Drawings
The above, as well as additional purposes, features, and advantages of exemplary embodiments of the present application will become readily apparent from the following detailed description when read in conjunction with the accompanying drawings. In the drawings, wherein like or corresponding reference numerals indicate like or corresponding parts, there are shown by way of illustration, and not limitation, several embodiments of the application, in which:
FIG. 1 schematically illustrates a structural schematic view of a glass scribing cutting device;
fig. 2 schematically shows a flow chart of a glass cutting method.
The reference numerals in fig. 1 are:
tool rest 1, driving part 2, tool wheel 3, tool shank 31, mounting rod 32, distance sensor 4, screw 5, slide rail 6, slide block 7, glass substrate 8, and detection point P 1 、P 2 、P 3 …P N 。
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs.
Example 1
As shown in fig. 1, a glass scribing and cutting device according to an embodiment of the present application includes:
the tool rest 1 is provided with a driving part 2, the tool rest 1 is connected with a tool wheel 3 in a sliding manner along the vertical direction, and the driving part 2 is connected with the tool wheel 3 and is used for driving the tool wheel 3 to reciprocate along the vertical direction;
a distance sensor 4, wherein the distance sensor 4 is arranged on a knife handle 31 of the knife wheel 3, the distance sensor 4 is positioned on one side of the movement direction when the knife wheel 3 cuts the glass substrate 8, and the distance sensor 4 is used for detecting the distance from the surface of the position to be cut of the glass substrate 8 on the workbench;
a controller connected to the driving unit 2 and the distance sensor 4, respectively;
wherein N detection points P are uniformly set at intervals along the track of the cutter wheel 3 cutting the glass substrate 8 1 、P 2 、P 3 …P N The distance to the first detection point detected by the distance sensor 4 at the start of cutting is set as a reference distance D 1 Sequentially detecting the distances D between the second detection point and the N detection point and the distance sensor 4 along with the cutting movement of the cutter wheel 3 N Sequentially transmitting the detected distance data to the controller, wherein the controller transmits the distance D N And the reference distance D 1 After the difference is made, the difference is sent to the driving part 2 as an adjustment signal, theThe driving part 2 controls the cutter wheel 3 to adjust the cutting depth of the glass substrate 8 along the vertical direction based on the adjusting signal; and N is a positive integer greater than or equal to 2.
Specifically, the main machine part of the glass scribing and cutting device provided by the embodiment of the application can refer to the current glass scribing and cutting device, and the application is an improvement on the position of the cutter wheel 3 connected on the cutter frame 1, and is additionally provided with the driving part 2 and the distance sensor 4. The distance sensor 4 is obtained by direct purchase of a technician and can be selected according to the needs, so that the description is omitted; the driving part 2 can be a driver which is controlled by a control signal to accurately drive the cutter wheel 3 to run for a specified distance, and can be a servo motor, a motor with detection distance output, a linear motor or the like; the controller may be provided separately only for controlling the driving part 2 to adjust the cutter wheel 3, or may be a control system of the glass scribing cutting device directly used as the controller.
Further, it should be noted that the cutter wheel 3 is vertically adjustable, even though the glass substrate 8 on the table can be cut, the distance sensor 4 detects the distance from the surface of the glass substrate 8 on the table, that is, the vertical distance, and the distance sensor 4 must be located at one side of the cutter wheel 3 in the direction of cutting the glass substrate 8, so that the distance sensor 4 detects the distance of the position of the detection point that has not been cut yet. The controller will distance D N And the reference distance D 1 The difference obtained after the difference is made can be directly used as an adjustment signal to be sent to the driving part 2 so as to control the driving part 2 to drive the cutter wheel 3 to move in the vertical direction, or the difference can be converted into an electric signal or a digital signal which can be identified by the driving part 2, then the driving part 2 drives the cutter wheel 3 to move in the vertical direction based on the adjustment signal, and finally the adjustment of the cutting depth is realized.
The N detection points along the track to be cut of the glass substrate 8 need to be uniformly spaced, so that when the obtained adjustment signal adjusts the cutting depth of the cutter wheel 3 in real time, the adjustment is performed after every same running distance, and meanwhile, the distance between two adjacent detection points needs to be set to be proper and vertical, so that excessive fluctuation is avoided. I.e. the controller at each detection pointReceives a corresponding distance D N And corresponding to reference distance D 1 The difference is made, and then the obtained adjustment signal is transmitted to the driving part 2, and the real-time depth adjustment corresponding to the detection point is performed.
According to the glass scribing and cutting device provided by the embodiment of the application, the cutter wheel 3 is in sliding connection with the cutter frame 1, the driving part 2 and the distance sensor 4 are additionally arranged, the distance between each detection point on the track for cutting the glass substrate 8 and the distance sensor 4 can be detected through the distance sensor 4, after the distance between each detection point and the distance sensor 4 is different from the initial reference distance, a control signal for adjusting the cutting depth of the cutter wheel 3 can be obtained, and then the driving part 2 is controlled by the control signal, so that the cutting depth can be adjusted in real time at the positions of different detection points by driving the cutter wheel 3, namely, the fine adjustment of the cutting depth of the cutter wheel 3 is realized according to the change of the levelness of different positions of the workbench on the cutting track. In summary, the glass scribing and cutting device provided by the embodiment of the application can adjust the cutting depth of the cutter wheel 3 according to the levelness of different positions of the workbench, so that the parallelism of the workbench is not required to be adjusted repeatedly, and the problem of difficulty in adjusting the parallelism of the workbench is solved; the consistency of the cutting depth of the whole cutting track of the glass substrate 8 is ensured, the glass cutting quality is improved, and the phenomena of more breaking and less breaking in the breaking process of broken plates and breaking in the cutting process of the glass substrate 8 are thoroughly solved; meanwhile, the stable cutting depth can improve the use mileage of the cutter wheel 3, reduce the consumption of the cutter wheel 3 and reduce the use cost.
In a specific implementation, the distance between two adjacent detection points is 30-100mm, and preferably the distance between two adjacent detection points is 50mm.
Specifically, the distance between the detection points is obtained according to practical production experience, and is preferable data. Or can be adaptively adjusted according to the workbench of different glass scribing and cutting devices, and the description is omitted here.
In a specific implementation, a mounting rod 32 is horizontally connected to the handle 31 of the cutter wheel 3, and the mounting rod 32 is positioned at one side of the movement direction of the cutter wheel 3 when cutting the glass substrate 8; the distance sensor 4 is disposed on the mounting rod 32, and a detection end of the distance sensor 4 faces downward.
Specifically, the cutter wheel 3 is not a literally wheel-shaped cutter, but a name of a cutter in the glass scribing cutting device, that is, the cutter wheel 3 includes a structure such as a cutter handle 31 and a cutter head. The distance sensor 4 can be conveniently installed by horizontally additionally arranging the mounting rod 32 on the knife handle 31, and meanwhile, the mounting rod 32 is arranged on one side of the knife wheel 3 in the moving direction of the glass substrate 8 to be cut, so that the distance sensor 4 can be positioned above an uncut position of the cutting track of the glass substrate 8 after the distance sensor 4 is installed.
Further, the number of the distance sensors 4 is two, the two distance sensors 4 are arranged on the mounting rod 32 at intervals, and the distance between the two distance sensors 4 is equal to the distance between two adjacent detection points; wherein the two distance sensors 4 respectively detect the distance D N And distance D N+1 Transmitting to the controller, the controller transmits the distance D each time N And the reference distance D 1 Doing difference and setting the distance D N+1 And the reference distance D 1 And taking the average value of the two differences as the adjustment signal after the difference is made.
Specifically, by providing two distance sensors 4, an average adjustment distance can be obtained, and the cutting depth of the cutter wheel 3 can be adjusted more uniformly, avoiding local excessive depth or excessive shallow depth.
In a specific implementation, the driving part 2 is a servo motor, the driving end of the servo motor is connected with a screw rod 5 along the vertical direction, the cutter wheel 3 is provided with a nut, the nut is connected with the screw rod 5, and the servo motor drives the nut through the screw rod 5 to drive the cutter wheel 3 to reciprocate along the vertical direction.
Specifically, the servo motor is installed on the tool rest 1 through a mounting seat, a bolt and other structures, the screw rod 5 is vertically fixed on the tool rest 1 through two fixing seats, and nuts arranged on the tool wheel 3 can be connected to a far distance through a rod piece in an extending mode, so that the screw rod 5 can be conveniently connected.
Further, a sliding rail 6 is arranged on the tool rest 1 along the vertical direction, the tool wheel 3 is connected with a sliding block 7, and the sliding rail 6 is in sliding connection with the sliding block 7.
In a specific implementation, the controller is a single chip microcomputer, and the controller is connected with a control system of the glass scribing and cutting device.
In particular, the singlechip is low in cost, and a complex program is not needed for running and processing the distance data, so that the singlechip is a preferable scheme. When the single chip microcomputer is connected with the control system of the glass scribing and cutting device, the control system of the glass scribing and cutting device can inform the single chip microcomputer to start distance detection and distance difference calculation when the glass substrate 8 starts to be cut, and inform the single chip microcomputer to stop working when the cutting is finished.
Example two
As shown in fig. 2, a glass cutting method according to a second embodiment of the present application is used in the glass scribing and cutting device according to the first embodiment, and includes:
201. setting N detection points along the track of the cutter wheel cutting the glass substrate.
Specifically, N detection points set in a uniformly spaced manner are preferable, and this detection point is set in the control system of the glass scribing and cutting device by programming, that is, the distance sensor is controlled to perform distance detection at a specified spaced position.
202. Obtaining the distance between the first detection point and the distance sensor at the initial cutting position and taking the distance as a reference distance D 1 。
Specifically, the position of initial cutting is a first detection point, and at the moment, the glass scribing cutting device controls the cutter holder to move to the initial cutting position with the cutter wheel, and then the control system controls the distance sensor to start ranging work.
203. Sequentially detecting the distances D between the second detection point and the N detection point and the distance sensor respectively along with the cutting of the glass substrate by the cutter wheel N 。
Specifically, the distance between the second detection point and the N detection point and the distance between the second detection point and the N detection point are sequentially detected through the distance sensor, and then the detected distance data are transmitted to the controller.
204. Distance D to be detected N Respectively from the reference distance D 1 And performing difference to obtain a difference value, and taking the difference value as an adjusting signal, and controlling the cutter wheel to adjust the cutting depth of the glass substrate along the vertical direction based on the adjusting signal.
Specifically, the controller determines the distance D based on the received distance N Respectively from the reference distance D 1 And (3) making the difference to obtain a difference value, sending the difference value to the driving part as an adjusting signal, and finally driving the cutter wheel to adjust the cutting depth by the driving part based on the adjusting signal. The principle of specifically adjusting the depth of cut is distance D N Distance from reference D 1 When the difference of (2) is positive, the cutter wheel is adjusted downwards, the adjusted distance is the absolute value of the difference, and when the distance D N Distance from reference D 1 When the difference value of (2) is negative, the cutter wheel is adjusted upwards, and the adjusted distance is the absolute value of the difference value.
The glass cutting method provided by the embodiment of the application is used for the glass scribing and cutting device, so that the glass scribing and cutting device can adjust the cutting depth of the cutter wheel according to the levelness of different positions of the workbench, further, the parallelism of the workbench is not required to be adjusted repeatedly, and the problem of difficulty in adjusting the parallelism of the workbench is solved; the consistency of the cutting depth of the whole cutting track of the glass substrate is ensured, the glass cutting quality is improved, and the phenomena of more breaking and less breaking in the breaking process of broken plates and breaking in the glass substrate cutting process are thoroughly solved; meanwhile, the stable cutting depth can improve the use mileage of the cutter wheel, reduce the consumption of the cutter wheel and reduce the use cost.
In a specific implementation, the glass cutting method provided by the embodiment of the application can also include: at the same time obtain the distance D N And distance D N+1 The method comprises the steps of carrying out a first treatment on the surface of the Distance D N And the reference distance D 1 Making a difference, and taking the distance D N+1 And the reference distance D 1 And taking the average value of the two differences as the adjustment signal.
Specifically, by setting two distance sensors to detect the distance simultaneously, and then calculating the difference value and taking the average value by using the distances detected by the two sensors simultaneously, the average adjusting distance can be obtained, so that the cutting depth of the cutter wheel can be adjusted more uniformly, and local over-deep or over-shallow is avoided.
Furthermore, a verification step can be added, namely, the distance sensor is used for detecting the distance at the same detection point for a plurality of times, then whether the measured distance belongs to the fluctuation range or not is judged, if the measured distance is within the fluctuation range, the fact that the data detected by the distance sensor are accurate is indicated, the follow-up bad work can be carried out, otherwise, an alarm is sent, and the fact that the device needs to be debugged is indicated.
It will be appreciated that the relevant features of the apparatus described above may be referred to with respect to each other. In addition, the "first", "second", and the like in the above embodiments are for distinguishing the embodiments, and do not represent the merits and merits of the embodiments.
In the description provided herein, numerous specific details are set forth. However, it is understood that embodiments of the application may be practiced without these specific details. In some instances, well-known structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
The foregoing is merely illustrative of the present application, and the present application is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (7)
1. A glass cutting method, characterized by comprising:
setting N detection points along the track of the cutter wheel cutting the glass substrate;
obtaining the distance between the first detection point and the distance sensor at the initial cutting position and taking the distance as a reference distance D 1 ；
Sequentially detecting a second detection point to an Nth detection point respectively corresponding to the glass substrate along with the cutting of the glass substrate by the cutter wheelDistance D of the distance sensor N The method comprises the steps of carrying out a first treatment on the surface of the Or (b)
At the same time obtain the distance D N And distance D N+1 ；
Detecting the distance from the same detection point for a plurality of times through a distance sensor, judging whether the measured distance is within a fluctuation range, if so, carrying out the subsequent steps, otherwise, giving an alarm;
distance D to be detected N Respectively from the reference distance D 1 Making a difference to obtain a difference value, and taking the difference value as an adjusting signal, and controlling the cutter wheel to adjust the cutting depth of the glass substrate along the vertical direction based on the adjusting signal; or (b)
Distance D N And the reference distance D 1 Making a difference, and taking the distance D N+1 And the reference distance D 1 And taking the average value of the two differences as the adjustment signal.
2. A glass scribing cutting apparatus based on the glass cutting method according to claim 1, comprising:
the cutter frame is provided with a driving part, the cutter frame is connected with a cutter wheel in a sliding manner along the vertical direction, and the driving part is connected with the cutter wheel and is used for driving the cutter wheel to reciprocate along the vertical direction;
the distance sensor is arranged on the handle of the cutter wheel, is positioned on one side of the moving direction when the cutter wheel cuts the glass substrate, and is used for detecting the distance from the surface of the glass substrate to be cut on the workbench;
the controller is respectively connected with the driving part and the distance sensor;
setting N detection points at uniform intervals along the track of the cutter wheel cutting the glass substrate, and setting the distance from the distance sensor to the first detection point at the start of cutting as a reference distance D 1 Sequentially detecting the distance D between the second detection point and the N detection point and the distance sensor along with the cutting movement of the cutter wheel N Will be checkedThe measured distance data are sequentially transmitted to the controller, and the controller transmits the distance D N And the reference distance D 1 After the difference is made, the difference is used as an adjusting signal to be sent to the driving part, and the driving part controls the cutter wheel to adjust the cutting depth of the glass substrate along the vertical direction based on the adjusting signal;
n is a positive integer greater than or equal to 2;
the cutter handle of the cutter wheel is horizontally connected with a mounting rod, and the mounting rod is positioned at one side of the movement direction of the cutter wheel when cutting the glass substrate;
the distance sensor is arranged on the mounting rod, and the detection end of the distance sensor faces downwards;
the number of the distance sensors is two, the two distance sensors are arranged on the mounting rod at intervals, and the distance between the two distance sensors is equal to the distance between two adjacent detection points;
wherein the two distance sensors respectively detect the distance D N And distance D N+1 Transmitting to the controller, the controller transmits the distance D each time N And the reference distance D 1 Doing difference and setting the distance D N+1 And the reference distance D 1 And taking the average value of the two differences as the adjustment signal after the difference is made.
3. The glass scribing and cutting device according to claim 2, wherein,
the distance between two adjacent detection points is 30-100mm.
4. The glass scribing and cutting device according to claim 3, wherein,
the distance between two adjacent detection points is 50mm.
5. The glass scribing and cutting device according to claim 2, wherein,
the driving part is a servo motor, the driving end of the servo motor is connected with a screw rod in the vertical direction, the cutter wheel is provided with a nut, the nut is connected with the screw rod, and the servo motor drives the nut through the screw rod so as to drive the cutter wheel to reciprocate in the vertical direction.
6. The glass scribing and cutting device as in claim 5, wherein,
the knife rest is provided with a sliding rail along the vertical direction, the knife wheel is connected with a sliding block, and the sliding rail is in sliding connection with the sliding block.
7. The glass scribing and cutting device according to claim 2, wherein,
the controller is a singlechip and is connected with a control system of the glass scribing and cutting device.
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