CN111873035A - Cutting method and cutting system - Google Patents
Cutting method and cutting system Download PDFInfo
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- CN111873035A CN111873035A CN202010530962.3A CN202010530962A CN111873035A CN 111873035 A CN111873035 A CN 111873035A CN 202010530962 A CN202010530962 A CN 202010530962A CN 111873035 A CN111873035 A CN 111873035A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
- G06K7/1404—Methods for optical code recognition
- G06K7/1408—Methods for optical code recognition the method being specifically adapted for the type of code
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
- G06V30/14—Image acquisition
- G06V30/146—Aligning or centring of the image pick-up or image-field
- G06V30/1475—Inclination or skew detection or correction of characters or of image to be recognised
- G06V30/1478—Inclination or skew detection or correction of characters or of image to be recognised of characters or characters lines
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
- G06V30/14—Image acquisition
- G06V30/148—Segmentation of character regions
- G06V30/153—Segmentation of character regions using recognition of characters or words
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D2005/002—Performing a pattern matching operation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
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Abstract
The invention discloses a cutting method and a cutting system, wherein the cutting method comprises the following steps: the method comprises the steps that an image acquisition terminal acquires an image of the bottom of a product to be cut; identifying an identification code in an image acquired by an image acquisition terminal, and sending the identification code or identification information contained in the identification code to a receiving terminal; and the receiving terminal matches with the corresponding cutting instruction, and the cutting execution terminal performs cutting operation on the product to be cut according to the cutting instruction. The bottom surface of each product to be cut is provided with a corresponding identification code, different products correspond to different identification codes, the product to be cut is arranged above the image acquisition terminal, the identification codes in the image can be identified by acquiring the image of the bottom of the product to be cut, the identification codes correspond to corresponding cutting instructions, the cutting execution terminal executes corresponding cutting operation according to the cutting instructions, redundant parts are removed, and finally the product is obtained, so that manual cutting can be replaced, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of cutting, in particular to a cutting method and a cutting system.
Background
Shell-like dental appliances (e.g., appliances and retainers) based on polymeric materials are becoming increasingly popular because of their aesthetic, convenient, and cleaning benefits. Generally, such shell-shaped dental instruments are manufactured based on a hot-pressing film forming process, that is, a film is pressed on a dental model to form the film into a shape identical to that of the dental model, and finally, a female die film obtained by hot-pressing film forming is cut to remove redundant parts to obtain a finished shell-shaped dental instrument.
Because each patient is different in individual and different in oral information state, the shell-shaped dental instruments need to be produced in a customized manner after intraoral data information of the patient is obtained through diagnosis and treatment, namely, each patient needs to correspondingly customize a specific shell-shaped dental instrument, a dental cast corresponding to the intraoral information of the patient needs to be manufactured, and the dental cast of each patient is different in shape, so that the cutting tracks of the finally cut female die diaphragms are different.
Disclosure of Invention
The invention aims to solve at least one of the technical problems in the prior art, and provides a cutting method and a cutting system, which can complete corresponding cutting operation aiming at different products to be cut and can replace manual operation.
According to an embodiment of the first aspect of the present invention, there is provided a cutting method including:
the bottom surface of a product to be cut is provided with an identification code, and an image of the bottom of the product to be cut is acquired through an image acquisition terminal;
identifying an identification code in an image acquired by the image acquisition terminal, and sending the identification code or identification information contained in the identification code to a receiving terminal;
and the receiving terminal matches with the corresponding cutting instruction, and the cutting execution terminal performs cutting operation on the product to be cut according to the cutting instruction.
The cutting method at least has the following beneficial effects: the bottom surface of each product to be cut is provided with a corresponding identification code, different products correspond to different identification codes, the products to be cut are arranged above the image acquisition terminal, images at the bottoms of the products to be cut are acquired, the identification codes in the images can be identified, the identification codes correspond to corresponding cutting instructions, and according to the cutting instructions, the cutting execution terminal executes corresponding cutting operation to remove redundant parts and finally obtain needed products, so that manual cutting can be replaced, and the production efficiency is improved.
According to the cutting method of the embodiment of the first aspect of the invention, the identification code comprises a digital identification code and a check code.
According to the cutting method provided by the embodiment of the first aspect of the invention, the image acquisition terminal calculates the digital identification code to obtain an operation code, compares the operation code with the check code, and sends the digital identification code to the receiving terminal if the operation code is the same as the check code. The digital identification code and the check code are used as identification codes, and the accuracy of the image acquired by the image acquisition terminal and the identification code obtained by identification can be ensured by comparing the operation code and the check code of the digital identification code, so that the condition that the image acquisition terminal acquires the image or the identification is wrong, and the condition that the subsequent corresponding cutting instruction cannot be matched or the wrong cutting instruction is matched is avoided.
According to the cutting method provided by the embodiment of the first aspect of the invention, the digital identification code and the check code are identified by adopting an optical character identification technology, so that the digital identification code and the check code in the image acquired by the image acquisition terminal can be extracted, the image is converted into a processable number, the subsequent corresponding check operation can be conveniently carried out, and the processable number can be sent to the outside.
According to the cutting method provided by the embodiment of the first aspect of the invention, the deep learning function is added in the optical character recognition technology, so that the accuracy and efficiency of image recognition can be improved.
According to the cutting method provided by the embodiment of the first aspect of the invention, before the identification code is identified, the identification code or the collected image of the bottom of the product to be cut is corrected, so that the identification code can be identified conveniently, quickly and accurately.
According to the cutting method provided by the embodiment of the first aspect of the invention, the first graph is arranged at the bottom of the product to be cut, the first graph in the image collected by the image collecting terminal is identified, the angle of the first graph deviating from the reference is obtained, the identification code or the collected image of the bottom of the product to be cut is rotated according to the angle, and the first graph is used as a reference for positioning the cutting position.
According to the cutting method provided by the embodiment of the first aspect of the invention, the product to be cut is provided with the identification block, the graph of the identification block in the image collected by the image collecting terminal is identified, the angle of the identification block deviating from the reference is obtained, the identification code or the collected image of the bottom of the product to be cut is rotated according to the angle, and the identification block is used as a reference for positioning the cutting position.
The deviation angle of the first graph or the identification block is the deviation angle of the identification code or the acquired image, and the first graph or the identification block is a specific graph or a specific structure, so that the deviation angle of the first graph or the identification block relative to the reference can be conveniently identified and known.
According to the cutting method provided by the embodiment of the first aspect of the invention, the bottom of the product to be cut is provided with a slotted hole, the graph of the slotted hole in the image acquired by the image acquisition terminal is identified, the angle of the slotted hole deviating from the reference is obtained, the identification code or the acquired image of the bottom of the product to be cut is rotated according to the angle, and the slotted hole is used as a reference for positioning the cutting position.
According to the cutting method provided by the embodiment of the first aspect of the invention, the product to be cut is rotationally adjusted according to the angle. The angle of image deviation collected by the image collection terminal is also the angle of deviation of the product to be cut, the product to be cut is rotated by a corresponding angle and is straightened, and the subsequent mechanical arm can grab the product to be cut and accurately place the product to be cut on the cutting execution terminal.
According to the cutting method of the embodiment of the first aspect of the invention, the product to be cut comprises a dental cast and a membrane pressed on the dental cast.
According to a second aspect of the present invention, there is provided a cutting system comprising:
the conveying device is used for conveying a product to be cut;
the image acquisition and processing device is used for acquiring an image of the bottom of a product to be cut and identifying an identification code in the acquired image;
the cutting device can perform cutting operation according to the cutting instruction corresponding to the identification code; and
and the manipulator is used for transferring the product to be cut.
The cutting system at least has the following beneficial effects: the bottom surface of each product to be cut is provided with a corresponding identification code, different products correspond to different identification codes, the image acquisition and processing device acquires an image of the bottom of the product to be cut and identifies the identification code in the image, the identification code corresponds to a corresponding cutting instruction, and according to the cutting instruction, the cutting device executes cutting operation according to a preset cutting track, removes redundant parts and finally obtains the required product.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic diagram of the operation of an embodiment of the present invention;
FIG. 2 is a bottom view of a product to be cut according to an embodiment of the present invention;
FIG. 3 is a block flow diagram of a cutting method according to an embodiment of the invention;
FIG. 4 is an embodiment of step S200 according to an embodiment of the present invention;
FIG. 5 is another embodiment of step S200 according to the present invention;
FIG. 6 is a top view of a cutting system according to an embodiment of the present invention;
reference numerals: the cutting machine comprises an image acquisition terminal 10, a product to be cut 20, a dental model 21, a membrane 22, a digital identification code 23, a check code 24, a slotted hole 25, a cutting execution terminal 30, a conveying device 40, an image acquisition and processing device 50, a cutting device 60 and a manipulator 70.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1 to 3, an embodiment of the present invention provides a cutting method, including the following steps:
s100, placing a product 20 to be cut above the image acquisition terminal 10, arranging identification codes on the bottom surface of the product 20 to be cut, enabling different products to correspond to different identification codes, and shooting the bottom of the product 20 to be cut by the image acquisition terminal 10 to obtain an image to be identified.
In the present embodiment, the product 20 to be cut comprises a dental cast 21 and a film 22 pressed on the dental cast 21, and the identification code is provided on the bottom surface of the dental cast 21, see fig. 2.
It is understood that the identification code serves as an identification function, and may be a specific graphic code, such as a bar code or a two-dimensional code, or a string of numbers, letters, words, or a combination thereof, as long as the identification function is achieved.
The image acquisition terminal 10 acquires a bottom image of the product 20 to be cut, which may be that the product 20 to be cut is directly placed above the image acquisition terminal 10; or the product 20 to be cut is turned over by 180 degrees up and down and is placed below the image acquisition terminal 10; or the product 20 to be cut is vertically turned over by 90 degrees, and the image acquisition terminal 10 is vertically placed to be opposite to the product 20 to be cut, that is, the positions of the product 20 to be cut and the image acquisition terminal 10 can be set according to actual requirements, as long as the image acquisition terminal 10 can acquire the bottom image of the product 20 to be cut.
In the present embodiment, the identification code is in the form of a digital code, specifically including a digital identification code 23 and a check code 24. The digital identification code 23 and the check code 24 are used as identification codes, and the accuracy of the image acquired by the image acquisition terminal 10 and the identification code obtained by identification can be ensured by comparing the operation code of the digital identification code 23 with the check code 24, so that the error of subsequent operation caused by the error of image acquisition or identification of the image acquisition terminal 10 is avoided.
S200, identifying the image to be identified through an image identification module, and extracting identification codes in the image to be identified, wherein the identification codes specifically comprise digital identification codes 23 and check codes 24.
In this embodiment, the image recognition module uses an optical character recognition technology (OCR technology) to perform recognition, so as to extract the digital identification code 23 and the verification code 24 in the image to be recognized, convert the image into processable numbers, facilitate subsequent verification operation, and form a signal which can be sent to the outside.
In some embodiments, a deep learning function is added in the optical character recognition technology, after recognition is successful each time, the sample set is updated, and the deep learning model is retrained by using the updated sample set, so that the accuracy and efficiency of image recognition can be improved.
S300, the identification code is operated through a check module, specifically, the operation can be an addition operation or a CRC operation (cyclic redundancy operation) and the like, and then the operation code is obtained.
S400, the check module compares the operation code with the check code 24, judges whether the operation code is equal to the check code 24, does not perform subsequent operation if the operation code is not equal to the check code 24, and gives an alarm; if the operation code is equal to the check code 24, the following operation is performed, and the digital identification code 23 is sent to the receiving terminal. Specifically, the receiving terminal may be a server, a computer, a PLC, or the like, and in this embodiment, the receiving terminal is a server.
S500, the server receives the digital identification code 23, matches the digital identification code in a database to obtain a corresponding cutting instruction, and sends the cutting instruction to the cutting execution terminal 30, wherein the cutting instruction comprises a cutting track and other process parameters such as cutting speed and the like.
And S600, the cutting execution terminal 30 receives a cutting instruction and performs cutting operation on the product to be cut 20 according to a specific cutting track.
According to the cutting method, the corresponding identification code is arranged on the bottom surface of each product 20 to be cut, different products correspond to different identification codes, the product 20 to be cut is arranged above the image acquisition terminal 10, the image of the bottom of the product 20 to be cut is acquired, the identification codes in the image can be identified, the identification codes correspond to corresponding cutting instructions, the cutting execution terminal 30 executes corresponding cutting operation according to the cutting instructions, redundant parts are removed, and finally the required products are obtained, so that manual cutting can be replaced, and the production efficiency is improved.
After the hot pressing film forming process is completed, the film 22 is pressed on the dental model 21, the film 22 is adhered to both the upper surface and the side surface of the dental model 21, and a semi-finished product of a shell-shaped dental instrument, namely the product 20 to be cut in the embodiment, is formed, and if the identification code is arranged on the upper surface or the side surface of the dental model 21, because the film 22 easily causes the phenomena of light reflection, light refraction and the like, the quality of the image acquired by the image acquisition terminal 10 is affected, and further the subsequent identification is affected; in the embodiment, the identification code is arranged on the bottom surface of the dental cast 21, and the membrane 22 is not attached to the bottom surface of the dental cast 21, so that the influence of the membrane 22 on image acquisition can be avoided.
In the embodiment, before the image recognition module recognizes the identification code, the identification code or the collected image of the bottom of the product 20 to be cut is aligned, so that the identification code can be recognized quickly and accurately, and the recognition speed is improved.
Specifically, as an implementation manner, a first pattern is arranged at the bottom of the product 20 to be cut, the image recognition module recognizes the first pattern in the image collected by the image collecting terminal 10, calculates or measures an angle of the first pattern deviating from a reference, and the image recognition module rotates the identification code or the collected image at the bottom of the product 20 to be cut according to the angle, so as to align the identification code. Specifically, the reference may be a horizontal line.
As another embodiment, the product 20 to be cut is provided with an identification block, the image recognition module recognizes a pattern of the identification block in an image collected by the image collecting terminal 10, calculates or measures an angle of the pattern deviating from a reference, and further obtains the angle of the identification block deviating from the reference, and the image recognition module rotates the identification code or the collected image of the bottom of the product 20 to be cut according to the angle, and further corrects the identification code.
The deviation angle of the first pattern or the identification block is the deviation angle of the identification code or the whole image acquired by the image acquisition terminal 10, and the first pattern or the identification block is a specific pattern or a specific structure, so that the deviation angle of the first pattern or the identification block relative to the reference can be conveniently identified and known.
Specifically, the first graph may be an outer frame of a segment of the identification code or a graph arranged outside the segment of the identification code, such as a square or a rectangle, where a right angle of the square or the rectangle may be easy to identify, or may also be an outer shape of the bottom of the product 20 to be cut, for example, the outer shape of the bottom of the dental cast 21 is a parabolic profile, a symmetry axis of the parabola is determined, and an angle deviating from a reference may be determined according to the symmetry axis; the identification block can be a block structure with different shapes such as a small block or a rectangular block, and the right angle of the small block or the rectangular block can be conveniently identified.
Referring to fig. 2, as another embodiment, the bottom of the product 20 to be cut is provided with a slot 25, an image recognition module recognizes a pattern of the slot 25 in an image captured by the image capturing terminal 10, calculates or measures an angle of the pattern from a reference, and further obtains an angle of the slot 25 from the reference, and the image recognition module rotates the identification code according to the angle or the captured image of the bottom of the product 20 to be cut, and further aligns the identification code. Specifically, the slot 25 may be a positioning hole at the bottom of the dental mold 21, which is matched with a jig (such as a jig on the cutting device 60 or a jig of a machine configured in other processes), and the slot 25 may be square or circular, and if the slot 25 is square, the slot may be used as a reference according to the characteristics of a right angle or an edge of the square; if circular, the number of the slots 25 is at least two, and then the angle of deviation is determined based on the center-to-center line of the plurality of slots 25 as a reference.
In addition, the first pattern, the identification block and the slot 25 can also be used as a reference or reference point for locating the cutting position, for example: the positions of the 3 slotted holes 25 are identified, the centers of the 3 slotted holes can be used as three positioning points at the bottom of the dental cast, so that the specific position information of the dental cast is determined, and the position of the cutting starting point can be accurately determined according to the position information, namely the specific coordinate of the cutting starting point is determined. In order to achieve the above purpose, before performing the cutting operation, a cutting instruction needs to be formulated, wherein, when designing the cutting track or formulating the position of the cutting start point, a coordinate system for the current dental cast can be established according to the centers of the 3 slotted holes as reference points, and the coordinate of the position of the cutting start point is determined according to the coordinate system. The position information of the cutting start point is then recorded as part of the cutting instruction.
The image recognition module corrects the identification code, which can be obtained by directly rotating the identification code or rotating the acquired image of the bottom of the product 20 to be cut.
Referring to fig. 4, in particular, in some embodiments, step S200 may include the steps of:
s201, intercepting an image to be identified, and intercepting a picture block of the digital identification code 23 (or a picture block of the check code 24);
s202, rotating the image block of the digital identification code 23 (or the image block of the check code 24) and correcting the image block of the digital identification code 23 (or the image block of the check code 24);
and S203, extracting the character information in the image block of the digital identification code 23 (or the image block of the check code 24) to obtain the digital identification code 23 (or the check code 24).
Referring to fig. 5, in some further embodiments, step S200 may include the steps of:
s201, extracting specific features (such as lines of a frame) of an image block (or an image block of the check code 24) of the digital identification code 23, rotating an image to be identified according to the specific features, and further correcting the digital identification code 23;
s202, intercepting the image to be identified, and intercepting a picture block of the digital identification code 23 (or a picture block of the check code 24);
and S203, extracting the character information in the image block of the digital identification code 23 (or the image block of the check code 24) to obtain the digital identification code 23 (or the check code 24).
In some embodiments, further, the product 20 to be cut is rotationally adjusted according to the angle at which the identification code is swung. The angle of the identification code, which is also the angle of the deviation of the product 20 to be cut, can be adjusted by rotating the product 20 to be cut by a corresponding angle using the manipulator 70, and the angular position of the product 20 to be cut is adjusted to rotate the product 20 to be cut to a preset angular position, so that the subsequent manipulator 70 can accurately place the product 20 to be cut on the cutting execution terminal 30, and the cutting execution terminal 30 can accurately find the cutting start position.
Referring to fig. 6, the embodiment of the present invention further provides a cutting system, which includes a conveying device 40, an image collecting and processing device 50, a cutting device 60, and a manipulator 70, wherein the conveying device 40 is used for conveying the product 20 to be cut, and may adopt a conveyor belt; the image collecting and processing device 50 is used for collecting the image of the bottom of the product 20 to be cut and identifying the identification code in the collected image, and the image collecting and processing device 50 can specifically comprise a camera, a processor and the like; the cutting device 60 can perform cutting operation according to the cutting instruction corresponding to the identification code; the manipulator 70 can grab the product 20 to be cut, transfer the product 20 to be cut from the conveying device 40 to the position above the image collecting and processing device 50, transfer the product 20 to be cut to the cutting device 60 after collecting the image, and can be used for rotating and righting the product 20 to be cut.
The image acquisition and processing device 50, the cutting device 60, etc. are all devices known to those skilled in the art and will not be described herein.
The image collecting and processing device 50 collects the image of the bottom of the product 20 to be cut, identifies the identification code in the image, the identification code corresponds to the corresponding cutting instruction, and according to the cutting instruction, the cutting device 60 executes the cutting operation according to the preset cutting track, removes the redundant part and finally obtains the required product.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (12)
1. A method of cutting, comprising:
the bottom surface of a product to be cut is provided with an identification code, and an image of the bottom of the product to be cut is acquired through an image acquisition terminal;
identifying an identification code in an image acquired by the image acquisition terminal, and sending the identification code or identification information contained in the identification code to a receiving terminal;
and the receiving terminal matches with the corresponding cutting instruction, and the cutting execution terminal performs cutting operation on the product to be cut according to the cutting instruction.
2. The cutting method according to claim 1, characterized in that: the identification code comprises a digital identification code and a check code.
3. The cutting method according to claim 2, characterized in that: and the image acquisition terminal calculates the digital identification code to obtain an operation code, compares the operation code with the check code, and sends the digital identification code to a receiving terminal if the operation code is the same as the check code.
4. The cutting method according to claim 2, characterized in that: and identifying the digital identification code and the check code by adopting an optical character identification technology.
5. The cutting method according to claim 4, characterized in that: and adding a deep learning function in the optical character recognition technology.
6. The cutting method according to claim 1, characterized in that: and before the identification code is identified, the identification code or the collected image at the bottom of the product to be cut is straightened.
7. The cutting method according to claim 6, characterized in that: the method comprises the steps of setting a first graph at the bottom of a product to be cut, identifying the first graph in an image collected by an image collecting terminal, obtaining an angle of the first graph deviating from a reference, rotating the identification code or the collected image at the bottom of the product to be cut according to the angle, and taking the first graph as a reference object for positioning a cutting position.
8. The cutting method according to claim 6, characterized in that: the method comprises the steps of arranging an identification block on a product to be cut, identifying the graph of the identification block in an image collected by an image collecting terminal, obtaining the angle of the identification block deviating from a reference, rotating the identification code or the collected image of the bottom of the product to be cut according to the angle, and taking the identification block as a reference for positioning a cutting position.
9. The cutting method according to claim 6, characterized in that: the method comprises the steps of setting a slotted hole at the bottom of a product to be cut, identifying the pattern of the slotted hole in an image collected by an image collecting terminal, obtaining the angle of the slotted hole deviating from a reference, rotating the identification code or the collected image of the bottom of the product to be cut according to the angle, and taking the slotted hole as a reference for positioning a cutting position.
10. The cutting method according to any one of claims 7 to 9, characterized in that: and rotating and adjusting the product to be cut according to the angle.
11. The cutting method according to any one of claims 1 to 9, characterized in that: the product to be cut comprises a dental cast and a membrane pressed on the dental cast.
12. A cutting system, comprising:
the conveying device is used for conveying a product to be cut;
the image acquisition and processing device is used for acquiring an image of the bottom of a product to be cut and identifying an identification code in the acquired image;
the cutting device can perform cutting operation according to the cutting instruction corresponding to the identification code; and
and the manipulator is used for transferring the product to be cut.
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| CN202010530962.3A CN111873035A (en) | 2020-06-11 | 2020-06-11 | Cutting method and cutting system |
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| CN202010530962.3A CN111873035A (en) | 2020-06-11 | 2020-06-11 | Cutting method and cutting system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113059605A (en) * | 2021-03-29 | 2021-07-02 | 杭州爱科科技股份有限公司 | Cutting method, device and system for printing packaging material and readable storage medium |
| CN113210719A (en) * | 2021-04-23 | 2021-08-06 | 中船工业互联网有限公司 | Method and device for inquiring cutting instruction of marine steel plate |
| CN113552139A (en) * | 2021-06-23 | 2021-10-26 | 番禺得意精密电子工业有限公司 | Automatic vision detection system and detection method |
| CN115446420A (en) * | 2022-10-25 | 2022-12-09 | 天地上海采掘装备科技有限公司 | Automatic flame cutting method for tooth holder welding notch |
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