WO2024030093A1 - A sheet metal cutting machine - Google Patents

A sheet metal cutting machine Download PDF

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Publication number
WO2024030093A1
WO2024030093A1 PCT/TR2023/050081 TR2023050081W WO2024030093A1 WO 2024030093 A1 WO2024030093 A1 WO 2024030093A1 TR 2023050081 W TR2023050081 W TR 2023050081W WO 2024030093 A1 WO2024030093 A1 WO 2024030093A1
Authority
WO
WIPO (PCT)
Prior art keywords
sheet metal
cutting
unit
enable
cutting machine
Prior art date
Application number
PCT/TR2023/050081
Other languages
French (fr)
Inventor
Evren BUGDAYCIOGLU
Original Assignee
Eurobotik Otomasyon Ve Goruntu Isleme Teknolojileri Sanayi Ve Ticaret Limited Sirketi
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from TR2022/012451 external-priority patent/TR2022012451A1/en
Application filed by Eurobotik Otomasyon Ve Goruntu Isleme Teknolojileri Sanayi Ve Ticaret Limited Sirketi filed Critical Eurobotik Otomasyon Ve Goruntu Isleme Teknolojileri Sanayi Ve Ticaret Limited Sirketi
Publication of WO2024030093A1 publication Critical patent/WO2024030093A1/en

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Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
    • G05B19/4097—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by using design data to control NC machines, e.g. CAD/CAM
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C3/00—Milling particular work; Special milling operations; Machines therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/45—Nc applications
    • G05B2219/45234—Thin flat workpiece, sheet metal machining

Definitions

  • the invention relates to a sheet metal cutting machine for applying a cutting process on a sheet metal.
  • Cutting machines are devices that enable the desired pattern or design to be applied to the material by using a cutting structure such as laser beam, scraping a certain thickness of layer on the materials or cutting the materials in specific proportions.
  • Cutting machines have been in use for many years in hundreds of sectors.
  • Cutting machines can be processed with materials of different hardness and quality according to the configuration found on laser cutting machines, metal cutting machines, machines. It is possible to process almost all kinds of materials from steel to glass, from plastic to textile with a cutting machine. Cutting of flat plates can be easily done by performing two-dimensional scanning on cutting machines.
  • Incorrect cuts may occur depending on the structure of the plate during the cutting of plates that do not have a three-dimensional and uniform structure.
  • Sheet metal plates with ducted structure are wrongly subjected to the cutting process due to the indentation formed between the channels. This situation causes the sheet metal to become unusable.
  • the battery cooling plate consists of thin plates comprising one or more channels through which a coolant is pumped. Errors in the cutting process to be applied to plates such as battery cooling plates may cause the said plates to become unusable afterwards. This situation causes material losses.
  • the image information of the holes opened by separate operations before the machine can be loaded on the part by the camera provided in the cutting machine is processed and the cutting process is carried out in two-dimensional plane according to the coordinate information received.
  • Pre-drilling both creates an extra cost and causes loss of precision. All the problems mentioned above have made it necessary to make an innovation in the relevant technical field as a result.
  • the present invention relates to a sheet metal cutting machine in order to eliminate the above-mentioned disadvantages and bring new advantages to the relevant technical field.
  • the present invention is a sheet metal cutting machine that includes a cutting unit for applying the cutting process on a sheet metal table with a three-dimensional recessed structure in order to realize all the objects that will emerge from the abovementioned and the following detailed description.
  • the present invention comprises at least one profile sensor for enabling the sheet metal to be scanned surficially before entering the said cutting unit; a processor unit for receiving scan data collected by the said profile sensor; a memory unit for storing predetermined data associated with the said processor unit; and the said processor unit is configured: to enable the collection of scan data by means of a profile sensor before the sheet enters the cutting unit; to enable receipt of sheet metal properties that are predetermined and stored in the memory unit; to enable the creation of a three-dimensional model of the sheet metal; to determine the coordinate information of the points to be cut on the three-dimensional model.
  • the sheet metal is prevented from being wasted by ensuring that the cutting process is performed correctly.
  • a possible embodiment of the invention characterized in that the sheet metal comprises channel-like recesses.
  • the cutting process is performed in appropriate coordinates in the sheet metals with a hollow structure.
  • the profile sensor is a profile detecting device.
  • the profile sensor is a point cloud sensor.
  • Another possible embodiment of the invention characterized in that it comprises a cutting head to enable the cutting process to be carried out in the cutting unit.
  • the processor unit comprises the following: to enable the collection of scan data by means of a profile sensor before the sheet enters the cutting unit; to enable receipt of sheet metal properties that are predetermined and stored in the memory unit; to enable the creation of a three-dimensional model of the sheet metal; to determine the coordinate information of the points to be cut on the three-dimensional model. to enable that the cutting head performs the cutting process according to the said coordinate information.
  • the cutting process is applied to three-dimensional sheet metal.
  • FIG. 1 A representative view of a sheet metal cutting machine is given in Figure 1 .
  • the present invention relates to a sheet metal cutting machine (10) that enables cutting of a sheet metal (20).
  • the sheet metals (20) cut in the sheet metal cutting machine (10) have a three-dimensional recessed structure.
  • the sheet metal (20) used in a possible embodiment of the invention contains a ducted, recessed structure such as battery cooling plates etc.
  • the said cutting process is performed by laser cutting method in a possible embodiment of the invention.
  • the cutting process is done by the plasma cutting method.
  • the cutting process is done by the milling cutting method.
  • the sheet metal cutting machine (10) comprises a cutting unit (100).
  • a sheet loading unit (200) that allows the sheet metal (20) to be transmitted to the cutting unit (100).
  • There is at least one cutting head that enables the cutting process to be applied to sheet metal (20) in the sheet metal cutting unit (100).
  • the cutting unit (100) has at least one profile sensor (300) placed to see the sheet loading unit (200). It is preferred to use at least one profile sensor as the profile sensor (300) mentioned in a possible embodiment of the invention. As is known in the art, profile sensors enable objects to be detected in three dimensions. It is preferred to use at least one point cloud sensor as the profile sensor (300) in a possible embodiment of the invention.
  • the profile sensor (300) at least one of the profile sensors and the at least one point cloud sensor.
  • a processor unit (400) for receiving the scan data collected through the profile sensor (300).
  • a memory unit (500) associated with the said processor unit (400).
  • the aforementioned memory unit (500) ensures that the predetermined variety and coordinate information is kept for the sheet metals (20) to be cut.
  • the information held in the memory unit (500) is manually entered via a user interface (600) in a possible embodiment of the invention.
  • the information mentioned can be determined by learning in advance with machine learning and deep learning algorithms.
  • the processor unit (400) is configured to enable processing of the scan data collected from the profile sensor (300).
  • the processor unit (400) is also configured to allow the analysis of the information held in the memory unit (500) and the data received from the profile sensor (300).
  • the processor unit (400) is configured to enable the operation of the cut head by determining the coordinate information to be cut.
  • a three-dimensional sheet metal (20) with a ducted structure is placed in the loading unit (200).
  • the processor unit (400) ensures that the sheet metal (20) placed in the loading unit (200) is taken into the cutting unit (100).
  • the processor unit (400) enables the operation of at least one drive unit that allows the movement of the loading unit (200) to enable the sheet metal (20) to be taken into the sheet metal cutting unit. It is ensured that the sheet metal (20) advancing from the loading unit (200) to the cutting unit (100) at a predetermined speed is scanned by the profile sensor (300).
  • the profile sensor (300) enables the sheet metal (20) to be scanned in three dimensions.
  • the processor unit (400) allows the processing of the scan data received from the profile sensor (300).
  • the processor unit (400) also enables the receipt of information pre-recorded to the memory unit (500).
  • the said information includes the type of the sheet metal (20), the process information to be applied to the cutting process, etc.
  • the processor unit (400) allows the analysis of the information received from the memory unit (500) and the scanning data received from the profile sensor.
  • the processor unit (400) enables the creation of the three-dimensional model of the sheet metal (20).
  • the processor unit (400) allows the coordinates to be determined on the three-dimensional model to be cut.
  • the three- dimensional image created is presented to the user from the user interface (600) together with the coordinate information.
  • the coordinates determined by the processor unit (400) are applied to the sheet metal (20) passing through the loading unit (200) to the cutting unit (100).
  • the processor unit (400) allows the cutting head to be operated in order to perform the cutting process.
  • the errors that occur during the determination of the cut coordinates of the sheet metals (20) with a three-dimensional recessed structure are minimized. This prevents the sheet metal (20) from being wasted due to incorrect cutting. It enables the production efficiency to be increased.
  • the battery is taken to the loading unit (200) for the application of the laser cutting process to the cooling plate in a possible embodiment of the invention. It is ensured that the sheet metal (20) transported from the loading unit (200) to the cutting unit (100) is scanned by means of the profile sensor. The images scanned by the profile sensor are processed by the processor unit (400). The processor unit (400) also ensures that the sheet metal (20) is the battery cooling plate and the cutting process information is received from the memory unit (500). The processor unit (400) allows the creation of the three- dimensional model of the sheet metal (20) according to the data received from the memory unit (500) and the profile sensor. In addition, it enables the formation of the coordinate information to be cut on the sheet metal (20).
  • the processor unit (400) ensures that the cutting process is applied to the sheet metal (20) taken into the cutting unit (100) at the specified coordinates.

Abstract

The invention relates to a sheet metal cutting machine (10) comprising a cutting unit (100) for applying the cutting process on a cutting table to a sheet metal (20) with a three- dimensional recessed structure.

Description

A SHEET METAL CUTTING MACHINE
TECHNICAL FIELD
The invention relates to a sheet metal cutting machine for applying a cutting process on a sheet metal.
BACKGROUND
Cutting machines are devices that enable the desired pattern or design to be applied to the material by using a cutting structure such as laser beam, scraping a certain thickness of layer on the materials or cutting the materials in specific proportions. Cutting machines have been in use for many years in hundreds of sectors. Cutting machines can be processed with materials of different hardness and quality according to the configuration found on laser cutting machines, metal cutting machines, machines. It is possible to process almost all kinds of materials from steel to glass, from plastic to textile with a cutting machine. Cutting of flat plates can be easily done by performing two-dimensional scanning on cutting machines.
Incorrect cuts may occur depending on the structure of the plate during the cutting of plates that do not have a three-dimensional and uniform structure. Sheet metal plates with ducted structure are wrongly subjected to the cutting process due to the indentation formed between the channels. This situation causes the sheet metal to become unusable. In particular, the battery cooling plate consists of thin plates comprising one or more channels through which a coolant is pumped. Errors in the cutting process to be applied to plates such as battery cooling plates may cause the said plates to become unusable afterwards. This situation causes material losses.
In the present art, the image information of the holes opened by separate operations before the machine can be loaded on the part by the camera provided in the cutting machine is processed and the cutting process is carried out in two-dimensional plane according to the coordinate information received. Pre-drilling both creates an extra cost and causes loss of precision. All the problems mentioned above have made it necessary to make an innovation in the relevant technical field as a result.
BRIEF DESCRIPTION OF THE INVENTION
The present invention relates to a sheet metal cutting machine in order to eliminate the above-mentioned disadvantages and bring new advantages to the relevant technical field.
It is an object of the invention to provide a sheet metal cutting machine that enables the determination of the points to be cut by providing the identification of the sheet metal with a three-dimensional recessed structure in three dimensions.
The present invention is a sheet metal cutting machine that includes a cutting unit for applying the cutting process on a sheet metal table with a three-dimensional recessed structure in order to realize all the objects that will emerge from the abovementioned and the following detailed description. Accordingly, the present invention comprises at least one profile sensor for enabling the sheet metal to be scanned surficially before entering the said cutting unit; a processor unit for receiving scan data collected by the said profile sensor; a memory unit for storing predetermined data associated with the said processor unit; and the said processor unit is configured: to enable the collection of scan data by means of a profile sensor before the sheet enters the cutting unit; to enable receipt of sheet metal properties that are predetermined and stored in the memory unit; to enable the creation of a three-dimensional model of the sheet metal; to determine the coordinate information of the points to be cut on the three-dimensional model.
Thus, the sheet metal is prevented from being wasted by ensuring that the cutting process is performed correctly.
A possible embodiment of the invention characterized in that the sheet metal comprises channel-like recesses. Thus, it is ensured that the cutting process is performed in appropriate coordinates in the sheet metals with a hollow structure.
Another possible embodiment of the invention characterized in that the profile sensor is a profile detecting device. Another possible embodiment of the invention characterized in that the profile sensor is a point cloud sensor.
Another possible embodiment of the invention characterized in that it comprises a cutting head to enable the cutting process to be carried out in the cutting unit.
Another possible embodiment of the invention characterized in that the processor unit comprises the following: to enable the collection of scan data by means of a profile sensor before the sheet enters the cutting unit; to enable receipt of sheet metal properties that are predetermined and stored in the memory unit; to enable the creation of a three-dimensional model of the sheet metal; to determine the coordinate information of the points to be cut on the three-dimensional model. to enable that the cutting head performs the cutting process according to the said coordinate information.
Thus, the cutting process is applied to three-dimensional sheet metal.
BRIEF DESCRIPTION OF THE FIGURE
A representative view of a sheet metal cutting machine is given in Figure 1 .
A representative view of the operating scenario of a sheet metal cutting machine is given in Figure 2.
DETAILED DESCRIPTION OF THE INVENTION
The subject of the invention is explained with examples that do not have any limiting effect only for a better understanding of the subject in this detailed description.
The present invention relates to a sheet metal cutting machine (10) that enables cutting of a sheet metal (20). The sheet metals (20) cut in the sheet metal cutting machine (10) have a three-dimensional recessed structure. The sheet metal (20) used in a possible embodiment of the invention contains a ducted, recessed structure such as battery cooling plates etc. It is preferred to use the laser cutting machine as the sheet metal cutting machine (10) in a possible embodiment of the invention. In an alternative embodiment of the invention, it is preferred to use the plasma cutting machine as the sheet metal cutting machine (10). In an alternative embodiment of the invention, it is preferred to use the milling cutting machine as the sheet metal cutting machine (10). The said cutting process is performed by laser cutting method in a possible embodiment of the invention. In an alternative embodiment of the invention, the cutting process is done by the plasma cutting method. In an alternative embodiment of the invention, the cutting process is done by the milling cutting method.
As shown in Figure 1 , the sheet metal cutting machine (10) comprises a cutting unit (100). There is a sheet loading unit (200) that allows the sheet metal (20) to be transmitted to the cutting unit (100). There is at least one cutting head that enables the cutting process to be applied to sheet metal (20) in the sheet metal cutting unit (100). The cutting unit (100) has at least one profile sensor (300) placed to see the sheet loading unit (200). It is preferred to use at least one profile sensor as the profile sensor (300) mentioned in a possible embodiment of the invention. As is known in the art, profile sensors enable objects to be detected in three dimensions. It is preferred to use at least one point cloud sensor as the profile sensor (300) in a possible embodiment of the invention. In an alternative embodiment of the invention, it is preferred to use as the profile sensor (300) at least one of the profile sensors and the at least one point cloud sensor. There is a processor unit (400) for receiving the scan data collected through the profile sensor (300). There is a memory unit (500) associated with the said processor unit (400). The aforementioned memory unit (500) ensures that the predetermined variety and coordinate information is kept for the sheet metals (20) to be cut. The information held in the memory unit (500) is manually entered via a user interface (600) in a possible embodiment of the invention. In another possible embodiment of the invention, the information mentioned can be determined by learning in advance with machine learning and deep learning algorithms.
The processor unit (400), referring to Figure 2, is configured to enable processing of the scan data collected from the profile sensor (300). The processor unit (400) is also configured to allow the analysis of the information held in the memory unit (500) and the data received from the profile sensor (300). The processor unit (400) is configured to enable the operation of the cut head by determining the coordinate information to be cut.
An exemplary operating scenario of the invention is described as follows:
A three-dimensional sheet metal (20) with a ducted structure is placed in the loading unit (200). The processor unit (400) ensures that the sheet metal (20) placed in the loading unit (200) is taken into the cutting unit (100). The processor unit (400) enables the operation of at least one drive unit that allows the movement of the loading unit (200) to enable the sheet metal (20) to be taken into the sheet metal cutting unit. It is ensured that the sheet metal (20) advancing from the loading unit (200) to the cutting unit (100) at a predetermined speed is scanned by the profile sensor (300). The profile sensor (300) enables the sheet metal (20) to be scanned in three dimensions. The processor unit (400) allows the processing of the scan data received from the profile sensor (300). The processor unit (400) also enables the receipt of information pre-recorded to the memory unit (500). The said information includes the type of the sheet metal (20), the process information to be applied to the cutting process, etc. The processor unit (400) allows the analysis of the information received from the memory unit (500) and the scanning data received from the profile sensor. The processor unit (400) enables the creation of the three-dimensional model of the sheet metal (20). The processor unit (400) allows the coordinates to be determined on the three-dimensional model to be cut. The three- dimensional image created is presented to the user from the user interface (600) together with the coordinate information. The coordinates determined by the processor unit (400) are applied to the sheet metal (20) passing through the loading unit (200) to the cutting unit (100). The processor unit (400) allows the cutting head to be operated in order to perform the cutting process. Thus, the errors that occur during the determination of the cut coordinates of the sheet metals (20) with a three-dimensional recessed structure are minimized. This prevents the sheet metal (20) from being wasted due to incorrect cutting. It enables the production efficiency to be increased.
It is ensured that the battery is taken to the loading unit (200) for the application of the laser cutting process to the cooling plate in a possible embodiment of the invention. It is ensured that the sheet metal (20) transported from the loading unit (200) to the cutting unit (100) is scanned by means of the profile sensor. The images scanned by the profile sensor are processed by the processor unit (400). The processor unit (400) also ensures that the sheet metal (20) is the battery cooling plate and the cutting process information is received from the memory unit (500). The processor unit (400) allows the creation of the three- dimensional model of the sheet metal (20) according to the data received from the memory unit (500) and the profile sensor. In addition, it enables the formation of the coordinate information to be cut on the sheet metal (20). The processor unit (400) ensures that the cutting process is applied to the sheet metal (20) taken into the cutting unit (100) at the specified coordinates. The scope of protection of the invention is specified in the attached claims and cannot be limited to those explained for sampling purposes in this detailed description. It is evident that a person skilled in the art may present similar embodiments in light of above- mentioned facts without departing from the main theme of the invention.
REFERENCE NUMBERS GIVEN IN THE FIGURE
10 Sheet metal cutting machine
100 Cutting unit 200 Loading unit
300 Profile sensor
400 Processor unit
500 Memory unit
600 User interface 20 Sheet metal

Claims

1. A sheet metal cutting machine (10) comprising a cutting unit (100) for applying the cutting process on a cutting table to a sheet metal sheet metal (20) having a three- dimensional recessed structure, characterized in that it comprises at least one profile sensor (300) for enabling the sheet metal (20) to be scanned surficially before entering the said cutting unit (100); a processor unit (400) for receiving the scan data collected by the said profile sensor (300); a memory unit (500) for storing predetermined data associated with the said processor unit (400); and the said processor unit (400) is configured:
- to enable the collection of scan data by means of the profile sensor (300) before the sheet metal enters the cutting unit (100);
- to enable receiving the sheet metal (20) properties predetermined and stored in the memory unit (500);
- to enable a three-dimensional model of the sheet metal (20) to be formed;
- to determine the coordinate information of the points to be cut on the three- dimensional model.
2. The sheet metal cutting machine (10) according to claim 1 , characterized in that the sheet metal (20) comprises channel-like recesses.
3. The sheet metal cutting machine (10) according to claim 1 , characterized in that the profile sensor (300) is a profile detecting device.
4. The sheet metal cutting machine (10) according to claim 1 , characterized in that the profile sensor (300) is a point cloud sensor.
5. The sheet metal cutting machine (10) according to claim 1 , characterized in that it comprises a cutting head to enable the cutting process in the cutting unit (100).
6. A method of applying the cutting process of the sheet metal (20) in a sheet metal cutting machine (10) according to claim 1 , characterized in that the processor unit (400) is configured:
- to enable the collection of scan data by means of the profile sensor (300) before the sheet metal (20) enters the cutting unit (100);
- to enable receiving the sheet metal (20) properties predetermined and stored in the memory unit (500); - to enable a three-dimensional model of the sheet metal (20) to be formed;
- to determine the coordinate information of the points to be cut on the three- dimensional model.
- to enable that the cutting head performs the cutting process according to the said coordinate information.
PCT/TR2023/050081 2022-08-05 2023-02-02 A sheet metal cutting machine WO2024030093A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TR2022012451 2022-08-05
TR2022/012451 TR2022012451A1 (en) 2022-08-05 A SHEET METAL CUTTING MACHINE

Publications (1)

Publication Number Publication Date
WO2024030093A1 true WO2024030093A1 (en) 2024-02-08

Family

ID=89849490

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/TR2023/050081 WO2024030093A1 (en) 2022-08-05 2023-02-02 A sheet metal cutting machine

Country Status (1)

Country Link
WO (1) WO2024030093A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4469930A (en) * 1981-07-17 1984-09-04 Fuji Tool & Die Co., Ltd. Three-dimensional laser cutting system by a playback method
US4530061A (en) * 1982-10-15 1985-07-16 Wood-Tics Inc. Method of producing stencils
US4782208A (en) * 1987-06-01 1988-11-01 Withrow David A Method and apparatus for slitting metal strips

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4469930A (en) * 1981-07-17 1984-09-04 Fuji Tool & Die Co., Ltd. Three-dimensional laser cutting system by a playback method
US4530061A (en) * 1982-10-15 1985-07-16 Wood-Tics Inc. Method of producing stencils
US4782208A (en) * 1987-06-01 1988-11-01 Withrow David A Method and apparatus for slitting metal strips

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