Table surface avoiding processing method and device of numerical control water cutting machine in cutting machining process, processor and computer readable storage medium

Abstract

The invention relates to a table board avoiding treatment method of a numerical control water cutting machine in the cutting machining process, which comprises the following steps of: moving the numerical control water cutting machine to the initial position of a machining tool path, and acquiring corresponding avoiding area parameters; according to a planning algorithm, the moving distance required by the positioning block to avoid the plate is calculated; updating the offset of the coordinate system for normal cutting; and after cutting is completed, normal coordinate system offset is recovered, so that table board avoidance processing is completed. The invention further relates to a corresponding device, a processor and a storage medium thereof. By the adoption of the table board avoiding processing method and device of the numerical control water cutting machine in the cutting machining process, the processor and the storage medium of the table board avoiding processing method, the device, the processor and the storage medium, the tool path is re-planned according to the preset tool path, the roller and other areas needing to be avoided, and the area where the tool path is located is moved out of the avoiding area; and finally, the situation that the high-speed water flow cuts through the plate and then damages the table board is avoided, and therefore the safe and efficient cutting effect is achieved.

Description

Technical Field

[0001] The present invention relates to the field of numerically controlled water jet cutting, and in particular to a table avoidance processing method, device, processor and computer-readable storage medium thereof during the cutting process of a numerically controlled water jet cutting machine. Background Art

[0002] In the process of water jet cutting, the existing scheme involving the avoidance mechanism is generally to divide the large original into multiple small originals by manually planning the tool path, which is not only time-consuming, but also cumbersome and error-prone. The table avoidance and avoidance efficiency optimization is a complex and critical task, which involves a full understanding of the table characteristics, reasonable planning of the processing plan, and the use of appropriate avoidance plans. Through these technical means, the fast, high-quality and safe processing effect of water jet cutting can be achieved. Summary of the invention

[0003] The purpose of the present invention is to overcome the above-mentioned shortcomings of the prior art and provide a table avoidance processing method, device, processor and computer-readable storage medium thereof for a CNC water jet cutting machine during a cutting process.

[0004] In order to achieve the above-mentioned object, the table avoidance processing method, device, processor and computer-readable storage medium of the present invention for a CNC water jet cutting machine during cutting are as follows:

[0005] The table avoidance processing method of the CNC water jet cutting machine during the cutting process has the following main features:

[0006] (1) Move the CNC water jet cutting machine to the starting position of the machining path and obtain the corresponding avoidance area parameters;

[0007] (2) According to the planning algorithm, calculate the moving distance required for the positioning block to avoid the plate;

[0008] (3) Update the coordinate system offset for normal cutting;

[0009] (4) After the cutting is completed, the normal coordinate system offset is restored to complete the table avoidance process.

[0010] Preferably, the step (1) specifically comprises:

[0011] (1.1) Manually set the avoidance area: An avoidance area consists of a starting point (X, Y) and an end point, forming a rectangular area;

[0012] (1.2) Set the current point: Move the machine tool to the starting point that needs to be avoided;

[0013] (1.3) Then, according to the set end point position, obtain the accurate avoidance area parameters.

[0014] Preferably, the step (2) specifically includes:

[0015] (2.1) according to the feedback value calculated by the planning algorithm, obtaining the distance required for the CNC water jet cutting machine to avoid the avoidance area in the current coordinate system;

[0016] (2.2) The positioning block is moved according to the avoidance distance calculated in step (2.1), thereby moving the position of the plate as a whole.

[0017] Preferably, the step (3) specifically comprises:

[0018] (3.1) Update the coordinate system offset so that the tool path position corresponds to the actual position of the plate after offset;

[0019] (3.2) Carry out normal cutting of the plate according to the updated coordinate position.

[0020] The main feature of the table avoidance processing device of the CNC water jet cutting machine during the cutting process is that the device comprises:

[0021] a processor configured to execute computer executable instructions;

[0022] The memory stores one or more computer executable instructions. When the computer executable instructions are executed by the processor, the steps of the table avoidance processing method of the CNC water jet cutting machine during the cutting process are implemented.

[0023] The processor for table avoidance processing during the cutting process of the CNC water jet cutting machine has the main feature that the processor is configured to execute computer executable instructions. When the computer executable instructions are executed by the processor, the steps of the table avoidance processing method during the cutting process of the CNC water jet cutting machine are implemented.

[0024] The main feature of the computer-readable storage medium is that a computer program is stored thereon, and the computer program can be executed by a processor to implement the steps of the table avoidance processing method of the CNC water jet cutting machine during the cutting process.

[0025] The table avoidance processing method, device, processor and computer-readable storage medium of the CNC water jet cutting machine of the present invention during the cutting process provide a safe cutting process for water jet cutting that needs to avoid specific mechanisms, which is used to solve the cumbersome process of manually planning the tool path and cutting in stages. Compared with the existing process of manually planning the tool path and processing in stages, it can realize the water jet cutting process that can avoid the table more quickly, more automatically and more safely, and has certain practical application value. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 The present invention is a flow chart of a table avoidance processing method during the cutting process of the CNC water jet cutting machine. DETAILED DESCRIPTION

[0027] In order to more clearly describe the technical content of the present invention, further description is given below in conjunction with specific embodiments.

[0028] Before describing in detail embodiments according to the present invention, it should be noted that, hereinafter, the terms "comprises", "includes" or any other variations are intended to cover non-exclusive inclusion, whereby a process, method, article or apparatus comprising a series of elements includes not only these elements, but also other elements not explicitly listed or inherent to such process, method, article or apparatus.

[0029] See also Figure 1 As shown, the table avoidance processing method of the CNC water jet cutting machine during the cutting process, wherein the method comprises the following steps:

[0030] (1) Move the CNC water jet cutting machine to the starting position of the machining path and obtain the corresponding avoidance area parameters;

[0031] (2) According to the planning algorithm, calculate the moving distance required for the positioning block to avoid the plate;

[0032] (3) Update the coordinate system offset for normal cutting;

[0033] (4) After the cutting is completed, the normal coordinate system offset is restored to complete the table avoidance process.

[0034] As a preferred embodiment of the present invention, the step (1) specifically comprises:

[0035] (1.1) Manually set the avoidance area: An avoidance area consists of a starting point (X, Y) and an end point, forming a rectangular area;

[0036] (1.2) Set the current point: Move the machine tool to the starting point that needs to be avoided;

[0037] (1.3) Then, according to the set end point position, obtain the accurate avoidance area parameters.

[0038] As a preferred embodiment of the present invention, the step (2) specifically comprises:

[0039] (2.1) according to the feedback value calculated by the planning algorithm, obtaining the distance required for the CNC water jet cutting machine to avoid the avoidance area in the current coordinate system;

[0040] (2.2) The positioning block is moved according to the avoidance distance calculated in step (2.1), thereby moving the position of the plate as a whole.

[0041] As a preferred embodiment of the present invention, the step (3) specifically comprises:

[0042] (3.1) Update the coordinate system offset so that the tool path position corresponds to the actual position of the plate after offset;

[0043] (3.2) Carry out normal cutting of the plate according to the updated coordinate position.

[0044] In actual application, the cutting process of the table avoidance treatment method of the CNC water jet cutting machine during the cutting process is as follows:

[0045] 1.1 Setting avoidance parameters

[0046] 1) Manually set the avoidance area: An avoidance area consists of a starting point (X, Y) and an end point, forming a rectangular area;

[0047] 2) Set the current point: Move the machine tool to the starting point that needs to be avoided, click Set, and you can set the current point to the starting point of the selected area. The same applies to the end point.

[0048] 1.2 Execute avoidance and cutting

[0049] 1) Avoidance calculation: According to the feedback value obtained by the planning algorithm, it is determined how much distance needs to be moved in the current coordinate system to avoid the mechanism area;

[0050] 2) Relative movement of the positioning block: The positioning block moves relative to the moving distance calculated in step 1, so that the plate moves as a whole to avoid the mechanism under the plate;

[0051] 3) Update of coordinate system offset: Update the coordinate system offset so that the tool path position corresponds to the actual position of the plate after the offset;

[0052] 4) Execute cutting: normal process cutting;

[0053] 5) Restore coordinate system offset: Restore normal coordinate system offset after cutting is completed.

[0054] In actual application, this technical solution realizes this function in our company's water jet table avoidance software and is applied to customers. The original plate can be moved as a whole through the positioning block, deviating from the rollers and other mechanisms on the table, and the actual position after deviation is automatically calculated by the software, so that correct cutting can be achieved after avoidance.

[0055] Any process or method description in a flowchart or otherwise described herein may be understood to represent a module, segment or portion of code that includes one or more executable instructions for implementing the steps of a specific logical function or process, and the scope of the preferred embodiments of the present invention includes alternative implementations in which functions may not be performed in the order shown or discussed, including performing functions in a substantially simultaneous manner or in the reverse order depending on the functions involved, which should be understood by those skilled in the art to which the embodiments of the present invention belong.

[0056] It should be understood that each part of the present invention can be implemented by hardware, software, firmware or a combination thereof. In the above embodiments, multiple steps or methods can be implemented by software or firmware stored in a memory and executed by a suitable instruction execution device.

[0057] A person of ordinary skill in the art may understand that all or part of the steps of the method for implementing the above-mentioned embodiment may be completed by instructing the relevant hardware through a program, and the program may be stored in a computer-readable storage medium, which, when executed, includes one of the steps of the method embodiment or a combination thereof.

[0058] The storage medium mentioned above can be a read-only memory, a magnetic disk or an optical disk, etc.

[0059] In the description of this specification, the description with reference to the terms "an embodiment", "some embodiments", "example", "specific example", or "embodiment" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.

[0060] Although the embodiments of the present invention have been shown and described above, it is to be understood that the above embodiments are exemplary and are not to be construed as limitations of the present invention. A person skilled in the art may change, modify, replace and vary the above embodiments within the scope of the present invention.

[0061] The table avoidance processing method, device, processor and computer-readable storage medium of the CNC water jet cutting machine of the present invention during the cutting process provide a safe cutting process for water jet cutting that needs to avoid specific mechanisms, which is used to solve the cumbersome process of manually planning the tool path and cutting in stages. Compared with the existing process of manually planning the tool path and processing in stages, it can realize the water jet cutting process that can avoid the table more quickly, more automatically and more safely, and has certain practical application value.

[0062] In this specification, the present invention has been described with reference to specific embodiments thereof. However, it is apparent that various modifications and variations may be made without departing from the spirit and scope of the present invention. Therefore, the specification and drawings should be regarded as illustrative rather than restrictive.

Claims

1. A table avoidance processing method for a CNC water jet cutting machine during cutting, characterized in that: The method comprises the following steps: (1) Move the CNC water jet cutting machine to the starting position of the machining path and obtain the corresponding avoidance area parameters; (2) According to the planning algorithm, calculate the moving distance required for the positioning block to avoid the plate; (3) Update the coordinate system offset for normal cutting; (4) After the cutting is completed, the normal coordinate system offset is restored to complete the table avoidance process.

2. The table avoidance processing method of the CNC water jet cutting machine during the cutting process according to claim 1 is characterized in that: The step (1) specifically comprises: (1.1) Manually set the avoidance area: An avoidance area consists of a starting point (X, Y) and an end point, forming a rectangular area; (1.2) Set the current point: Move the machine tool to the starting point that needs to be avoided; (1.3) Then, according to the set end point position, obtain the accurate avoidance area parameters.

3. The table avoidance processing method of the CNC water jet cutting machine during the cutting process according to claim 1 is characterized in that: The step (2) specifically includes: (2.1) according to the feedback value calculated by the planning algorithm, obtaining the distance required for the CNC water jet cutting machine to avoid the avoidance area in the current coordinate system; (2.2) The positioning block is moved according to the avoidance distance calculated in step (2.1), thereby moving the position of the plate as a whole.

4. The table avoidance processing method of the CNC water jet cutting machine during the cutting process according to claim 3 is characterized in that: The step (3) specifically includes: (3.1) Update the coordinate system offset so that the tool path position corresponds to the actual position of the plate after offset; (3.2) Carry out normal cutting of the plate according to the updated coordinate position.

5. A table avoidance processing device for a CNC water jet cutting machine during cutting, characterized in that: The device comprises: a processor configured to execute computer executable instructions; A memory stores one or more computer executable instructions. When the computer executable instructions are executed by the processor, the steps of the table avoidance processing method of the CNC water jet cutting machine in the cutting process according to any one of claims 1 to 4 are implemented.

6. A processor for table avoidance during the cutting process of a CNC water jet cutting machine, characterized in that: The processor is configured to execute computer executable instructions. When the computer executable instructions are executed by the processor, the steps of the table avoidance processing method of the CNC water jet cutting machine during the cutting process described in any one of claims 1 to 4 are implemented.

7. A computer-readable storage medium, characterized in that: A computer program is stored thereon, and the computer program can be executed by a processor to implement the steps of the table avoidance processing method of a CNC water jet cutting machine during a cutting process as described in any one of claims 1 to 4.

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