CN116944552A - Drilling control method, device, equipment and medium - Google Patents
Drilling control method, device, equipment and medium Download PDFInfo
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- CN116944552A CN116944552A CN202210393476.0A CN202210393476A CN116944552A CN 116944552 A CN116944552 A CN 116944552A CN 202210393476 A CN202210393476 A CN 202210393476A CN 116944552 A CN116944552 A CN 116944552A
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- 238000005553 drilling Methods 0.000 title claims abstract description 235
- 238000000034 method Methods 0.000 title claims abstract description 104
- 230000008569 process Effects 0.000 claims abstract description 53
- 238000003754 machining Methods 0.000 claims abstract description 36
- 238000004422 calculation algorithm Methods 0.000 claims abstract description 20
- 238000012545 processing Methods 0.000 claims abstract description 16
- 230000001276 controlling effect Effects 0.000 claims description 29
- 230000006870 function Effects 0.000 claims description 14
- 238000004590 computer program Methods 0.000 claims description 7
- 238000004364 calculation method Methods 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000004886 process control Methods 0.000 claims 2
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000004891 communication Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
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- 238000011161 development Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000013528 artificial neural network Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q15/00—Automatic control or regulation of feed movement, cutting velocity or position of tool or work
- B23Q15/007—Automatic control or regulation of feed movement, cutting velocity or position of tool or work while the tool acts upon the workpiece
- B23Q15/013—Control or regulation of feed movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/10—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting speed or number of revolutions
-
- 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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Automatic Control Of Machine Tools (AREA)
Abstract
The application belongs to the technical field of machining, and particularly relates to a drilling control method, a drilling control device, drilling control equipment and drilling control media. The application aims to solve the problems that the prior art easily causes tipping and even breaking of a drilling tool in the processing process and reduces the processing efficiency. The application provides a drilling processing control method, a drilling processing control device, drilling processing control equipment and a drilling processing control medium. The real-time power of the machine tool spindle in the drilling operation process is collected, the real-time feeding multiplying power of the drilling tool in the drilling operation process is calculated by utilizing the adjusting algorithm according to the real-time power, and the real-time feeding speed of the drilling tool is controlled according to the real-time feeding multiplying power so as to control the drilling tool to drill at the feeding speed. According to the method, through real-time control of the feeding speed of the drilling tool, the service life of the drilling tool is effectively prolonged, the phenomenon of tipping or even breaking of the drilling tool in the machining process is reduced, and the machining efficiency is improved.
Description
Technical Field
The application belongs to the technical field of machining, and particularly relates to a drilling control method, a drilling control device, drilling control equipment and drilling control media.
Background
Along with the rapid development of the machining process, the quality of a processed workpiece can be greatly improved by accurately controlling the process parameters in actual production and manufacture, and the method has important influence on prolonging the service life of a cutter and improving the production efficiency of enterprises.
Taking machining of a deep hole drill as an example, in the prior art, when drilling is performed through the deep hole drill, the feeding speed of the deep hole drill is set in numerical control machine programming software in advance according to machining process parameters such as the size, the hole depth and the like of the deep hole drill and experience of a process staff, and when the deep hole drill performs drilling operation, drilling is performed according to the set constant feeding speed.
However, the drilling process of machining has complicated dynamics, and the prior art easily causes chipping and even breaking of the deep hole drill in the machining process, and reduces machining efficiency.
Disclosure of Invention
In order to solve the problems in the prior art, namely to solve the problems that in the prior art, the deep hole drill is prone to tipping or even breaking in the machining process, and the machining efficiency is reduced, the embodiment of the application provides a drilling machining control method, a drilling machining control device, drilling machining control equipment and a drilling machining medium.
In a first aspect, an embodiment of the present application provides a method for controlling drilling processing, including:
collecting real-time power of a machine tool spindle in the drilling operation process;
calculating the real-time feeding multiplying power of the drilling tool in the drilling operation process by utilizing an adjusting algorithm according to the real-time power;
and controlling the real-time feeding speed of the drilling tool according to the real-time feeding multiplying power so as to control the drilling tool to drill holes at the feeding speed.
In a preferred technical solution of the above drilling control method, the calculating, according to the real-time power, a real-time feeding rate of the drilling tool during the drilling operation by using an adjustment algorithm includes:
acquiring the initial power of a machine tool spindle for driving the drilling tool when the drilling operation is started;
calculating the set power of the machine tool spindle according to the initial power;
and calculating the real-time feeding multiplying power of the drilling tool in the drilling operation process by utilizing a control curve function according to the set power and the real-time power.
In a preferred embodiment of the foregoing drilling control method, the calculating the set power of the machine tool spindle according to the start power includes:
calculating the set power of the machine tool spindle by using the following formula:
Sset＝Ps(1+K)
wherein Sset is the set power; ps is the starting power of the drilling tool when it is in contact with the workpiece; k is a set coefficient.
In the above preferred technical solution of the control method for drilling, the calculating the real-time feeding rate of the drilling tool during the drilling operation according to the set power and the real-time power by using a control curve function includes:
calculating the real-time feeding multiplying power of the drilling tool in the drilling operation process by using the following control curve function:
wherein Uc is the real-time feed rate; kp and Kq are regulating coefficients; sm is the real-time power of the machine tool spindle, sm is smaller than Smax, and Smax is the preset maximum power value of the machine tool spindle; us is a feed rate control reference offset value.
In a preferred technical solution of the above drilling control method, before the controlling the real-time feeding speed of the drilling tool according to the real-time feeding rate, the method further includes:
acquiring a preset feeding speed of the drilling tool;
and controlling the real-time feeding speed of the drilling tool according to the real-time feeding multiplying power so as to control the drilling tool to drill holes at the feeding speed, wherein the real-time feeding speed comprises the following steps:
multiplying the preset feeding speed by the real-time feeding multiplying power to obtain the real-time feeding speed;
according to the real-time feeding speed, controlling the drilling tool to drill holes at the feeding speed through an embedded programmable controller;
or controlling the drilling tool to drill holes at the feeding speed through an external control multiplying power switch according to the real-time feeding speed.
In a second aspect, an embodiment of the present application provides a drilling processing control device, including:
the acquisition module is used for acquiring real-time power of the machine tool spindle in the drilling operation process;
the calculation module is used for calculating the real-time feeding multiplying power of the drilling tool in the drilling operation process by utilizing an adjusting algorithm according to the real-time power;
and the control module is used for controlling the real-time feeding speed of the drilling tool according to the real-time feeding multiplying power so as to control the drilling tool to drill holes at the feeding speed.
In a preferred technical solution of the foregoing drilling control device, the calculation module is specifically configured to:
acquiring the initial power of a machine tool spindle for driving the drilling tool when the drilling operation is started;
calculating the set power of the machine tool spindle according to the initial power;
and calculating the real-time feeding multiplying power of the drilling tool in the drilling operation process by utilizing a control curve function according to the set power and the real-time power.
In a third aspect, an embodiment of the present application provides a drilling processing control apparatus, including:
the device comprises a current sensor, a processor and a memory;
the current sensor is used for collecting real-time power of the machine tool spindle in the drilling operation process;
the processor is used for calculating the real-time feeding multiplying power of the drilling tool in the drilling operation process by utilizing an adjusting algorithm according to the real-time power, and controlling the real-time feeding speed of the drilling tool according to the real-time feeding multiplying power;
the memory is used for storing executable instructions of the processor;
wherein the processor executes the executable instructions stored by the memory to perform the method of controlling drilling operations of any of the first aspects.
In a fourth aspect, an embodiment of the present application provides a readable storage medium having stored thereon a computer program for implementing the control method for drilling machining according to any one of the first aspects when executed by a processor.
In a fifth aspect, an embodiment of the present application provides a computer program product comprising a computer program for implementing the control method for drilling machining according to any one of the first aspects when being executed by a processor.
It can be understood by those skilled in the art that the drilling control method, device, equipment and medium provided by the application are used for controlling the real-time feeding speed of the drilling tool according to the real-time feeding multiplying power by collecting the real-time power of the main shaft of the machine tool in the drilling process and calculating the real-time feeding multiplying power of the drilling tool in the drilling process by utilizing the adjusting algorithm according to the real-time power. According to the method, through real-time control of the feeding speed of the drilling tool in the drilling process, the condition that the drilling tool is broken or broken in the operation process is reduced, the service life of the drilling tool is prolonged, and the machining efficiency is improved.
Drawings
Preferred embodiments of the control method of drilling processing of the present application are described below with reference to the accompanying drawings. The attached drawings are as follows:
fig. 1 is a flow chart of a control method for drilling according to a first embodiment of the present application;
fig. 2 is a flowchart of a method for calculating real-time feeding multiplying power of a drilling tool in a drilling process according to a second embodiment of the present application;
fig. 3 is a schematic structural diagram of a drilling control device according to a third embodiment of the present application;
fig. 4 is a schematic structural diagram of a drilling control device according to a fourth embodiment of the present application.
Detailed Description
First, it should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present application, and are not intended to limit the scope of the present application. Those skilled in the art can adapt it as desired to suit a particular application.
Further, it should be noted that, in the description of the embodiments of the present application, terms such as directions or positional relationships indicated by the terms "inner", "outer", and the like are based on directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or the member must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present application.
Furthermore, it should be noted that, in the description of the embodiments of the present application, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two components. The specific meaning of the above terms in the embodiments of the present application can be understood by those skilled in the art according to the specific circumstances.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Along with the rapid development of the machining process, the quality of a processed workpiece can be greatly improved by accurately controlling the process parameters in actual production and manufacture, and the method has important influence on prolonging the service life of a cutter and improving the production efficiency of enterprises. The machining comprises numerical control machining, wherein the numerical control machining refers to a process method for machining parts on a numerical control machine tool.
In the prior art, when drilling is performed by a drilling tool, such as a deep hole drill, the feeding speed of the deep hole drill is set in advance in numerical control machine programming software by using a programmed CNC (Computer numerical control ) program according to the size of the deep hole drill, the depth of the machining hole, whether a through hole exists or not and the experience of a craftsman, and when the deep hole drill performs drilling operation according to the CNC program, the drilling is performed according to the set constant feeding speed.
However, since the drilling process is a nonlinear, time-varying process with complex dynamics. In the prior art, no feedback is given to the actual situation in the drilling operation, the drilling is always carried out at a set constant feeding speed, the condition that the deep hole drill is broken in the machining process, even the cutter is broken, and the machining efficiency is reduced.
Therefore, in order to solve the above technical problems in the prior art, the present application provides a drilling control method, a device and a medium, which are used for collecting real-time power of a machine tool spindle during drilling operation, calculating real-time feeding rate of a drilling tool during drilling operation according to the real-time power by using an adjustment algorithm, and controlling real-time feeding speed of the drilling tool according to the real-time feeding rate so as to control the drilling tool to drill at the feeding speed. According to the application, through real-time control of the feeding speed of the drilling tool in the drilling process, the condition that the drilling tool is broken or broken in the operation process is reduced, the service life of the drilling tool is prolonged, and the machining efficiency is improved.
The application can be used for machining a hole scene, for example, deep holes can be machined through a deep hole drill, reaming can be performed through a twist drill, center holes can be machined through a center drill, and the like. The feeding speed of the drilling tool is adaptively controlled in the drilling process, so that the purposes of stabilizing drilling and prolonging the service life of the drilling tool are achieved. It will be appreciated that the drilling control method proposed by the present application, including but not limited to the above drilling scenario, is not intended to be limiting of the present application.
The principles and features of embodiments of the present application are described below with reference to the drawings, the examples are provided for the purpose of illustrating the embodiments of the present application and are not intended to limit the scope of the embodiments of the present application.
It should be noted that, the embodiment of the present application does not limit the actual forms of various devices in the application scenario, nor limit the interaction modes between the devices, and in the specific application of the scheme, the embodiment may be set according to the actual requirements.
In the present application, the execution body of the drilling processing control method may be a numerical control system, or a hardware or software integrated device or apparatus having the function of the numerical control system. The application is described by taking a numerical control system as an example, wherein the numerical control system is a program control system which can logically process a numerical control machining program input into the system, control a numerical control machine tool to move and machine parts.
Fig. 1 is a flow chart of a control method for drilling, according to an embodiment of the application, as shown in fig. 1, the method specifically includes the following steps:
s101, collecting real-time power of a machine tool spindle in the drilling operation process.
In the numerical control system of the present embodiment, basic components thereof include, but are not limited to, a numerical control machine tool, a detection device, a computer numerical control device, a spindle servo drive device, a feed servo drive device, and the like. The machine tool spindle is connected with the drilling tool and used for driving the drilling tool to drill holes, a computer numerical control program is embedded in a computer numerical control device of the numerical control system, and the numerical control program comprises a related calculation formula or algorithm required in the drilling operation process. The drilling tool may be a deep hole drill or the like, and the application is not limited to the type of drilling tool.
The detection device can be a high-precision current sensor, and the current sensor is used for collecting real-time power of a machine tool spindle in the deep hole drilling operation.
Specifically, the current sensor collects the current of the machine tool spindle, and meanwhile, the voltage of the machine tool spindle driver is collected, and the real-time power of the machine tool spindle can be calculated according to the relation between the power and the current voltage.
Or the detection device can also be a power sensor, the power sensor can directly collect real-time power of the main shaft of the machine tool in the drilling operation in real time, the specific physical equipment of the detection device is not limited in the application, and the real-time power of the main shaft of the machine tool can be indirectly or directly collected and can be matched with the physical equipment of the numerical control system to a certain extent.
It can be appreciated that the change in the power of the spindle of the machine tool indicates a change in the torque between the gun drill and the workpiece, and further indicates that the drilling process is a nonlinear, time-varying and complex dynamic process.
S102, calculating the real-time feeding multiplying power of the drilling tool in the drilling operation process by utilizing an adjusting algorithm according to the real-time power.
In the computer numerical control program, a related program and an algorithm for drilling are stored, wherein an adjusting algorithm is stored, and the adjusting algorithm is specifically used for calculating the real-time feeding multiplying power of the drilling tool according to the real-time power acquired by the current sensor.
S103, controlling the real-time feeding speed of the drilling tool according to the real-time feeding multiplying power so as to control the drilling tool to drill holes at the feeding speed.
In a numerical control system, the preset feed rate of the gun drill has been set according to empirical values of feed rates required for machining other workpieces.
It should be noted that when the preset feed speed is set, whether other workpieces have the same or similar materials as the current workpiece needs to be considered, and whether the drilling tool used for processing other workpieces is the same as the tool used for the current workpiece needs to be considered.
After the real-time feeding rate of the drilling tool is calculated in step S102, the real-time feeding rate of the drilling tool is controlled according to the relationship between the real-time feeding rate and the real-time feeding rate.
In particular, the method comprises the steps of,
multiplying the preset feeding speed by the real-time feeding multiplying power to obtain the real-time feeding speed.
And controlling the feeding speed of the drilling tool according to the real-time feeding speed.
One possible implementation is:
and controlling the drilling tool to drill holes at the real-time feeding speed through the embedded programmable controller according to the real-time feeding speed. The programmable controller may be a PLC (Programmable Logic Controller ) or the like.
Another possible implementation is:
and controlling the drilling tool to drill holes at the real-time feeding speed through an external control multiplying power switch according to the real-time feeding speed.
In the above embodiment of the present application, the real-time feeding rate of the drilling tool during the drilling operation is calculated by collecting the real-time power of the machine tool spindle during the drilling operation and using the adjustment algorithm according to the real-time power, and the real-time feeding speed of the drilling tool is controlled according to the real-time feeding rate, so as to control the drilling tool to drill at the feeding speed. According to the method, through real-time control of the feeding speed of the drilling tool, the service life of the drilling tool is effectively prolonged, the phenomenon of tipping or even breaking of the drilling tool in the machining process is reduced, and the machining efficiency is improved.
Further, on the basis of the above-described embodiment, a process of calculating the real-time feed rate of the drilling tool during the drilling operation using the adjustment algorithm according to the real-time power will be described in detail below with reference to fig. 2 by way of a specific example.
Fig. 2 is a flow chart of a method for calculating real-time feeding rate of a drilling tool in a drilling process according to a second embodiment of the present application, as shown in fig. 2, the method includes the following steps:
s201, acquiring the initial power of a machine tool spindle for driving a drilling tool when the drilling operation is started.
And acquiring the initial power of the machine tool spindle when the deep space drill starts to drill the hole, which is acquired by the current sensor.
S202, calculating the set power of the machine tool spindle according to the initial power.
In particular, the method comprises the steps of,
the set power of the machine tool spindle is calculated using the following formula:
Sset＝Ps(1+K)
wherein Sser is the set power; ps is the starting power of the drilling tool when it contacts the workpiece; k is an empirical coefficient set according to the material of the workpiece, the empirical feed speed, and the size of the drilling tool, and is generally a fraction of 0 to 1.
S203, calculating the real-time feeding multiplying power of the drilling tool in the drilling operation process by utilizing a control curve function according to the set power and the real-time power.
In particular, the method comprises the steps of,
calculating the real-time feeding multiplying power of the drilling tool in the drilling operation process by using the following control curve function:
wherein Uc is the real-time feeding multiplying power; kp and Kq are regulating coefficients; sm is real-time power of a machine tool spindle, sm is smaller than Smax, and Smax is a preset maximum power value of the machine tool spindle; us is a feed rate control reference offset value.
In the above embodiment of the present application, the real-time feeding rate of the drilling tool during the drilling operation is calculated by obtaining the initial power of the machine tool spindle that drives the drilling tool when the drilling operation is started, calculating the set power of the machine tool spindle according to the initial power, and finally, using the control curve function according to the set power and the real-time power. And preparing for accurately controlling the real-time feeding speed of the drilling tool according to the real-time feeding multiplying power in the next step.
It should be noted that the method of the first embodiment or the second embodiment is more suitable for drilling a single workpiece, i.e., a workpiece without a learning sample. Because of the specificity of the single piece, the drilling process parameters of each piece are almost different, for example, the hole depths and the sizes of the pieces are different. In this way, the feed speed of the drilling tool cannot be controlled according to the fixed learning sample as a reference in the process of machining the hole, so that the method of the application is more suitable for drilling a workpiece without the learning sample.
Whereas drilling of multiple workpieces, i.e. workpieces with learning samples, is typically used for machining batches. For example, a machining process of several normal workpieces is generally selected as a reference, the same characteristic value is obtained, and a neural network algorithm can be adopted to adjust the feeding speed of the drilling tool in a learning mode. Of course, the drilling of the batch can likewise be carried out by the method according to the application.
Fig. 3 is a schematic structural diagram of a drilling control device according to a third embodiment of the present application, as shown in fig. 3, the device includes: the device comprises an acquisition module 301, a calculation module 302 and a control module 303.
The acquisition module 301 is used for acquiring real-time power of the machine tool spindle in the drilling operation process.
The calculation module 302 is configured to calculate a real-time feeding rate of the drilling tool during the drilling operation according to the real-time power by using an adjustment algorithm.
And the control module 303 is used for controlling the real-time feeding speed of the drilling tool according to the real-time feeding multiplying power so as to control the drilling tool to drill holes at the feeding speed.
In one possible implementation, the computing module 502 is specifically configured to:
the method comprises the steps of obtaining the initial power of a machine tool spindle for driving a drilling tool when a drilling operation is started.
And calculating the set power of the machine tool spindle according to the initial power.
And calculating the real-time feeding multiplying power of the drilling tool in the drilling operation process by utilizing the control curve function according to the set power and the real-time power.
In one possible implementation, the computing module 302 is specifically further configured to:
the set power of the machine tool spindle is calculated using the following formula:
Sset＝Ps(1+K)
wherein Sset is the set power; ps is the starting power of the drilling tool when it contacts the workpiece; k is a set coefficient.
In one possible implementation, the computing module 302 is specifically further configured to:
calculating the real-time feeding multiplying power of the drilling tool in the drilling operation process by using the following control curve function:
wherein Uc is the real-time feeding multiplying power; kp and Kq are amplification factors; sm is real-time power of a machine tool spindle, sm is smaller than Smax, and Smax is a preset maximum power value of the machine tool spindle; us is a feed rate control reference offset value.
In one possible implementation, the drilling control device further comprises an acquisition module for acquiring a preset feed rate of the drilling tool.
In one possible implementation, the control module 303 is specifically configured to:
multiplying the preset feeding speed by the real-time feeding multiplying power to obtain the real-time feeding speed;
and controlling the drilling tool to drill holes at the feeding speed through an embedded programmable controller according to the real-time feeding speed.
In one possible implementation, the control module 303 is specifically further configured to:
and controlling the drilling tool to drill holes at the feeding speed through an external control multiplying power switch according to the real-time feeding speed.
Fig. 4 is a schematic structural diagram of a drilling control device according to the present application. As shown in fig. 4, the apparatus may include: a current sensor 401, at least one processor 402, and a memory 403.
The current sensor 401 is used for collecting real-time power of the machine tool spindle during drilling operation. The processor 402 is configured to calculate a real-time feed rate of the drilling tool during drilling operation according to the real-time power, and to control a real-time feed rate of the drilling tool according to the real-time feed rate.
A memory 403 for storing programs. In particular, the program may include program code including computer-operating instructions.
Memory 403 may comprise high-speed RAM memory and may also comprise non-volatile memory (non-volatile memory), such as at least one disk memory.
The processor 402 is configured to execute computer-executable instructions stored in the memory 403 to implement the methods described in the foregoing method embodiments. The processor 402 may be a central processing unit (Central Processing Unit, abbreviated as CPU), or an application specific integrated circuit (Application Specific Integrated Circuit, abbreviated as ASIC), or one or more integrated circuits configured to implement embodiments of the present application.
Optionally, the electronic device 500 may also include a communication interface 404. In a specific implementation, if the communication interface 404, the memory 403, and the processor 402 are implemented independently, the communication interface 404, the memory 403, and the processor 402 may be connected to each other by a bus and perform communication with each other. The bus may be an industry standard architecture (Industry Standard Architecture, abbreviated ISA) bus, an external device interconnect (Peripheral Component, abbreviated PCI) bus, or an extended industry standard architecture (Extended Industry Standard Architecture, abbreviated EISA) bus, among others. Buses may be divided into address buses, data buses, control buses, etc., but do not represent only one bus or one type of bus.
Alternatively, in a specific implementation, if the communication interface 404, the memory 403, and the processor 402 are integrated on a chip, the communication interface 404, the memory 403, and the processor 402 may complete communication through internal interfaces.
The present application also provides a computer-readable storage medium, which may include: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a random access Memory (RAM, random Access Memory), a magnetic disk, or an optical disk, or other various media capable of storing program codes, and specifically, the computer-readable storage medium stores therein program instructions for the control method of drilling in the foregoing embodiments.
The present application also provides a program product comprising execution instructions stored in a readable storage medium. The at least one processor of the electronic device may read the execution instructions from the readable storage medium, and execution of the execution instructions by the at least one processor causes the electronic device to implement the control method of drilling processing provided by the various embodiments described above.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the application.
Claims (10)
1. A method of controlling a drilling process, comprising:
collecting real-time power of a machine tool spindle in the drilling operation process;
calculating the real-time feeding multiplying power of the drilling tool in the drilling operation process by utilizing an adjusting algorithm according to the real-time power;
and controlling the real-time feeding speed of the drilling tool according to the real-time feeding multiplying power so as to control the drilling tool to drill holes at the feeding speed.
2. The method of claim 1, wherein said calculating real-time feed rate of the drilling tool during said drilling operation using an adjustment algorithm based on said real-time power comprises:
acquiring the initial power of a machine tool spindle for driving the drilling tool when the drilling operation is started;
calculating the set power of the machine tool spindle according to the initial power;
and calculating the real-time feeding multiplying power of the drilling tool in the drilling operation process by utilizing a control curve function according to the set power and the real-time power.
3. The method of claim 2, wherein calculating the set power of the machine spindle from the starting power comprises:
calculating the set power of the machine tool spindle by using the following formula:
Sset＝Ps(1+K)
wherein Sset is the set power; ps is the starting power of the drilling tool when it is in contact with the workpiece; k is a set coefficient.
4. A method according to claim 3, wherein said calculating the real-time feed rate of the drilling tool during the drilling operation from the set power, the real-time power, using a control curve function, comprises:
calculating the real-time feeding multiplying power of the drilling tool in the drilling operation process by using the following control curve function:
wherein Uc is the real-time feed rate; kp and Kq are regulating coefficients; sm is the real-time power of the machine tool spindle, sm is smaller than Smax, and Smax is the preset maximum power value of the machine tool spindle; us is a feed rate control reference offset value.
5. The method of claim 4, wherein prior to controlling the real-time feed rate of the drilling tool according to the real-time feed rate, further comprising:
acquiring a preset feeding speed of the drilling tool;
and controlling the real-time feeding speed of the drilling tool according to the real-time feeding multiplying power so as to control the drilling tool to drill holes at the feeding speed, wherein the real-time feeding speed comprises the following steps:
multiplying the preset feeding speed by the real-time feeding multiplying power to obtain the real-time feeding speed;
according to the real-time feeding speed, controlling the drilling tool to drill holes at the feeding speed through an embedded programmable controller;
or controlling the drilling tool to drill holes at the feeding speed through an external control multiplying power switch according to the real-time feeding speed.
6. A drilling process control apparatus, comprising:
the acquisition module is used for acquiring real-time power of the machine tool spindle in the drilling operation process;
the calculation module is used for calculating the real-time feeding multiplying power of the drilling tool in the drilling operation process by utilizing an adjusting algorithm according to the real-time power;
and the control module is used for controlling the real-time feeding speed of the drilling tool according to the real-time feeding multiplying power so as to control the drilling tool to drill holes at the feeding speed.
7. The apparatus of claim 6, wherein the computing module is specifically configured to:
acquiring the initial power of a machine tool spindle for driving the drilling tool when the drilling operation is started;
calculating the set power of the machine tool spindle according to the initial power;
and calculating the real-time feeding multiplying power of the drilling tool in the drilling operation process by utilizing a control curve function according to the set power and the real-time power.
8. A drilling process control apparatus, comprising:
the device comprises a current sensor, a processor and a memory;
the current sensor is used for collecting real-time power of the machine tool spindle in the drilling operation process;
the processor is used for calculating the real-time feeding multiplying power of the drilling tool in the drilling operation process by utilizing an adjusting algorithm according to the real-time power, and controlling the real-time feeding speed of the drilling tool according to the real-time feeding multiplying power;
the memory is used for storing executable instructions of the processor;
wherein the processor executes the executable instructions stored by the memory to implement a control method of performing a drilling process as claimed in any one of claims 1 to 5.
9. A computer-readable storage medium, on which a computer program is stored, characterized in that the computer program, when being executed by a processor, implements the control method of drilling processing according to any one of claims 1 to 5.
10. A computer program product comprising a computer program for implementing the control method of drilling machining according to any one of claims 1 to 5 when executed by a processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210393476.0A CN116944552A (en) | 2022-04-15 | 2022-04-15 | Drilling control method, device, equipment and medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210393476.0A CN116944552A (en) | 2022-04-15 | 2022-04-15 | Drilling control method, device, equipment and medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116944552A true CN116944552A (en) | 2023-10-27 |
Family
ID=88451596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210393476.0A Pending CN116944552A (en) | 2022-04-15 | 2022-04-15 | Drilling control method, device, equipment and medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116944552A (en) |
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2022
- 2022-04-15 CN CN202210393476.0A patent/CN116944552A/en active Pending
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