CN113579818A - Tool magazine control method and machining equipment - Google Patents
Tool magazine control method and machining equipment Download PDFInfo
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- CN113579818A CN113579818A CN202110925729.XA CN202110925729A CN113579818A CN 113579818 A CN113579818 A CN 113579818A CN 202110925729 A CN202110925729 A CN 202110925729A CN 113579818 A CN113579818 A CN 113579818A
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- 238000000034 method Methods 0.000 title claims abstract description 164
- 238000003754 machining Methods 0.000 title claims abstract description 99
- 230000008569 process Effects 0.000 claims abstract description 31
- 230000009471 action Effects 0.000 description 7
- 238000010923 batch production Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000003213 activating effect Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
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- 230000006872 improvement Effects 0.000 description 1
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- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/1552—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling parts of devices for automatically inserting or removing tools
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Abstract
The invention provides a tool magazine control method and processing equipment, wherein the tool magazine control method comprises the steps of processing an initial part, and recording the type of a tool required by each processing procedure in the processing process of the initial part to generate a target tool number sequence; the processing procedure comprises a plurality of processing procedures which are sequentially arranged according to a processing sequence; selecting a cutter corresponding to each processing procedure according to the target cutter number sequence; when a part to be machined is machined, preselecting a target tool required by the next machining procedure according to the target tool number sequence, so that the preselected target tool is replaced on the machining spindle after the current machining procedure is completed. The invention solves the problem that the tool changing time in the processing equipment in the prior art occupies a large proportion of the whole processing time.
Description
Technical Field
The invention relates to the field of tool changing control of machining equipment, in particular to a tool magazine control method and machining equipment.
Background
Currently, in the field of machining, machine parts are usually machined through equipment such as a numerical control machine tool, and a disc type tool magazine is an indispensable machining part on the numerical control machine tool and is used for providing functions of storing and changing tools in the machining process.
In the prior art, control over a tool magazine is mainly executed through a PLC (programmable logic controller), in the process of controlling the tool magazine, a preselected tool and a tool are replaced by two main parts of tool magazine operation control, the execution of tool selection and tool changing actions is a continuous motion process, the time used for tool changing at each time is the tool selection time plus the tool changing action time, and therefore in the process of machining batch parts, the tool changing time occupies a large proportion of the whole machining time.
Disclosure of Invention
The invention mainly aims to provide a tool magazine control method and machining equipment, and aims to solve the problem that tool changing time occupies a large proportion of the whole machining time in the machining equipment in the prior art.
In order to achieve the above object, according to an aspect of the present invention, there is provided a magazine control method including: processing the initial part, and recording the type of the tool required by each processing procedure in the processing process of the initial part to generate a target tool number sequence; the processing procedure comprises a plurality of processing procedures which are sequentially arranged according to a processing sequence; selecting a cutter corresponding to each processing procedure according to the target cutter number sequence; when a part to be machined is machined, preselecting a target tool required by the next machining procedure according to the target tool number sequence, so that the preselected target tool is replaced on the machining spindle after the current machining procedure is completed.
Further, the method for pre-selecting the target tool required for the next machining process comprises the following steps: judging whether a target tool is arranged in the tool magazine or not; and/or judging whether the target cutter is at the processing position of the processing spindle; and/or judging whether the target tool is in the tool changing position.
Further, the method for pre-selecting the target tool required for the next machining process when the target tool is in the waiting position further includes: and determining the rotating direction and the moving steps of the target tool, and moving the target tool from the waiting position to the tool changing position.
Further, the tool magazine control method further includes: and after the target tool is replaced on the processing spindle, recording the position information of each tool in the tool magazine and the tool number information of the tool required by the next processing procedure so as to update the target tool number sequence.
Further, the method for pre-selecting the target tool required by the next machining process further comprises the following steps: and when the tool magazine does not have the target tool, a warning error-reporting instruction is sent out.
Further, the method for pre-selecting the target tool required by the next machining process further comprises the following steps: and when the target cutter is positioned at the machining position of the main shaft, a tool changing-free prompt instruction is sent.
Further, the processing method for processing the initial part comprises the following steps: selecting a cutter required by each processing procedure for processing the initial part; in each processing procedure processing process of the initial part, the processing tools required by each processing procedure are numbered according to the processing sequence of the initial part and the tool models required by each procedure, so as to generate a target tool number sequence.
Further, the method for replacing the cutter comprises the following steps: the method comprises the following steps: controlling the tool holder of the target tool to move to a tool changing position; step two: controlling the manipulator to clamp the target tool and mounting the target tool on the machining spindle; step three: and controlling the manipulator to reset.
Further, the method for replacing the cutter further comprises the following steps: and updating the tool holder serial number and the main shaft tool number data of the tool changing position while the manipulator resets.
According to another aspect of the present invention, there is provided a machining apparatus including a machining magazine adapted to the magazine control method described above.
By applying the technical scheme, the tool magazine control method is suitable for processing equipment for batch production of parts, wherein a part to be processed for the first time is an initial part, a part to be processed for the subsequent time is a part to be processed, and the model of a tool required by each processing procedure in the processing process of the initial part is recorded during processing of the initial part to generate a target tool number sequence; the processing procedure comprises a plurality of processing procedures which are sequentially arranged according to a processing sequence; selecting a cutter corresponding to each processing procedure according to the target cutter number sequence; when a part to be machined is machined, preselecting a target tool required by the next machining procedure according to a target tool number sequence, so that the preselected target tool is replaced on a machining spindle after the current machining procedure is completed; in this way, in the first machining process for executing the part to be machined, the target tool required by the second machining process for the part to be machined is pre-selected in the target tool number sequence; the time for selecting the cutter after the first machining procedure is finished is saved, namely, when the first machining procedure is executed, the cutter types required by all procedures are recorded during the first machining, and a target cutter number sequence is generated, so that the cutter selecting operation can be realized while machining, and after the target cutter required by the second machining procedure of the part to be machined is pre-selected in the target cutter number sequence, the cutter required by the second machining procedure is replaced to execute the second machining procedure on the part to be machined. In the batch zero production process, the time saved in the tool changing process at each time is overlapped, the problem that the tool changing time occupies a larger proportion of the whole processing time in the processing process is solved, and the production efficiency of batch production of processing equipment is greatly improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 shows a flow chart of a tool magazine control method according to the present invention;
FIG. 2 shows a control flow chart for machining an initial part and a part to be machined in the tool magazine control method according to the present invention;
FIG. 3 illustrates a method flow diagram for tool preselection in a tool magazine control method according to the present invention; and
fig. 4 shows a flow chart of a method for changing a tool in the tool magazine control method according to the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Referring to fig. 1 to 4, a method for controlling a tool magazine according to the present invention includes: processing the initial part, and recording the type of the tool required by each processing procedure in the processing process of the initial part to generate a target tool number sequence; the processing procedure comprises a plurality of processing procedures which are sequentially arranged according to a processing sequence; selecting a cutter corresponding to each processing procedure according to the target cutter number sequence; when a part to be machined is machined, preselecting a target tool required by the next machining procedure according to the target tool number sequence, so that the preselected target tool is replaced on the machining spindle after the current machining procedure is completed.
The tool magazine control method is suitable for processing equipment for batch production of parts, wherein a part to be processed for the first time is an initial part, a part to be processed for the subsequent time is a part to be processed, and the model of a tool required by each processing procedure in the processing process of the initial part is recorded during processing of the initial part to generate a target tool number sequence; the processing procedure comprises a plurality of processing procedures which are sequentially arranged according to a processing sequence; selecting a cutter corresponding to each processing procedure according to the target cutter number sequence; when a part to be machined is machined, preselecting a target tool required by the next machining procedure according to a target tool number sequence, so that the preselected target tool is replaced on a machining spindle after the current machining procedure is completed; in this way, in the first machining process for executing the part to be machined, the target tool required by the second machining process for the part to be machined is pre-selected in the target tool number sequence; the time for selecting the cutter after the first machining procedure is finished is saved, namely, when the first machining procedure is executed, the cutter types required by all procedures are recorded during the first machining, and a target cutter number sequence is generated, so that the cutter selecting operation can be realized while machining, and after the target cutter required by the second machining procedure of the part to be machined is pre-selected in the target cutter number sequence, the cutter required by the second machining procedure is replaced to execute the second machining procedure on the part to be machined. In the batch zero production process, the time saved in the tool changing process at each time is overlapped, the problem that the tool changing time occupies a larger proportion of the whole processing time in the processing process is solved, and the production efficiency of batch production of processing equipment is greatly improved.
Specifically, as shown in fig. 3, the method for pre-selecting a target tool required for the next machining process includes: judging whether a target tool is arranged in the tool magazine or not; and/or judging whether the target cutter is at the processing position of the processing spindle; and/or judging whether the target tool is in the tool changing position. In the specific implementation process, whether a target tool is arranged in the tool magazine or not is judged, when the target tool is not arranged in the tool magazine, an error warning is sent out to remind an operator to install the corresponding tool, if the target tool is arranged in the tool magazine, the next process is executed, namely whether the target tool is at the machining position of the machining spindle is judged, when the target tool is at the machining position, an instruction that the tool is positioned at the machining spindle is sent out, the tool selection process is ended, and the part to be machined is machined continuously; when the target tool is not at the machining position, judging whether the target tool is at a tool changing position, when the target tool is at the tool changing position, finishing the tool selecting process, executing the tool changing process, and when the target tool is not at the tool changing position, namely at a waiting position, the tool preselecting method further comprises the following steps: and determining the rotating direction and the moving steps of the target tool, and moving the target tool from the waiting position to the tool changing position.
Further, in order to ensure the accuracy of the target tool number sequence, the tool magazine control method further comprises the following steps: and after the tool changing is finished, recording the position information of each tool in the tool magazine and the tool number information of the tool required by the next machining procedure. In order to avoid the change of the sequence of each tool in the tool magazine after the tool changing, the position information of each tool in the tool magazine and the tool number information of the tool required by the next machining process are recorded again after the tool changing is completed.
The method for preselecting a target tool for a next machining operation further comprises: and when the tool magazine does not have the target tool, a warning error-reporting instruction is sent out.
The method for preselecting a target tool for a next machining operation further comprises: and when the target cutter is positioned at the machining position of the main shaft, a tool changing-free prompt instruction is sent.
In the implementation process, the processing method for processing the initial part comprises the following steps: selecting a cutter required by each processing procedure for processing the initial part; in each processing procedure processing process of the initial part, the processing tools required by each processing procedure are numbered according to the processing sequence of the initial part and the tool models required by each procedure, so as to generate a target tool number sequence. Specifically, before an initial part is machined, the tool models required by all procedures are ensured to exist in the tool magazine, in the machining process, the model of a corresponding tool in each procedure is recorded, the tools are numbered, and a target tool number sequence is generated.
As shown in fig. 4, the method of replacing the tool includes: the method comprises the following steps: controlling the tool holder of the target tool to move to a tool changing position; step two: controlling the manipulator to clamp the target tool and mounting the target tool on the machining spindle; step three: and controlling the manipulator to reset. The method of changing a tool further comprises: and updating the tool holder serial number and the main shaft tool number data of the tool changing position while the manipulator resets.
Specifically, the step two further comprises: s10: the mechanical hand buckles the knife to act; s20: the manipulator installs the tool on the main shaft; s30: the manipulator carries out the tool lifting action, so that the main shaft clamps the tool. In the process, all the steps are executed in sequence, and in the step one, after the tool holder is vertically turned over, the tool changing condition is met; then, waiting in the first step, activating in the second step, rotating the manipulator by 90 degrees from the initial position, completing the tool clamping action on the target tool and the machining spindle, after the tool clamping delay of the manipulator is completed, meeting the conversion condition, waiting in the step S10, activating in the step S20, loosening the spindle and the tool sleeve, meeting the conversion condition, waiting in the step S20, activating in the step S30, rotating the manipulator by 180 degrees and lifting the tool upwards, clamping the spindle and the tool, and after the tool clamping delay of the spindle is completed, meeting the conversion condition; and step three, activating, resetting the manipulator to the initial position, turning the tool holder for resetting, and updating the tool holder number of the current tool changing position and the tool number on the main shaft. The method adopts a modularized stepping mode to develop functions, each step represents an enabling triggering action of a functional module, when a preset conversion condition is met, the action of the step is activated, the execution of each step meets an interlocking principle, namely, the functional module of only one step can be triggered at each time, for the mode, the actual execution equipment can be independently processed in the exchange process of the cutter, the execution equipment effectively forms sub-modules of the cutter exchange in different step states, each sub-module forms a continuous whole under the action of the conversion condition based on each step, and conditions can be added between each step at will without changing the whole flow.
In a specific processing process, as shown in fig. 2, it is first determined whether the workpiece is a first workpiece, that is, whether the workpiece is an initial workpiece, when the initial workpiece is processed, a general processing flow is executed, and before the processing, a tool is first selected, and then the tool is changed; if the initial part is not machined, namely the part to be machined is machined, a cutter preselection process is executed, and then cutter changing operation is directly carried out.
The invention also provides a machining device which comprises the machining tool magazine, and the machining tool magazine is suitable for the tool magazine control method of the embodiment.
The machining equipment takes a numerical control machine tool as an example, the tool magazine is a disc type tool magazine, and the parts are machined in batches through the numerical control machine tool.
From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:
the tool magazine control method is suitable for processing equipment for batch production of parts, wherein a part to be processed for the first time is an initial part, a part to be processed for the subsequent time is a part to be processed, and the model of a tool required by each processing procedure in the processing process of the initial part is recorded during processing of the initial part to generate a target tool number sequence; the processing procedure comprises a plurality of processing procedures which are sequentially arranged according to a processing sequence; selecting a cutter corresponding to each processing procedure according to the target cutter number sequence; when a part to be machined is machined, preselecting a target tool required by the next machining procedure according to a target tool number sequence, so that the preselected target tool is replaced on a machining spindle after the current machining procedure is completed; in this way, in the first machining process for executing the part to be machined, the target tool required by the second machining process for the part to be machined is pre-selected in the target tool number sequence; the time for selecting the cutter after the first machining procedure is finished is saved, namely, when the first machining procedure is executed, the cutter types required by all procedures are recorded during the first machining, and a target cutter number sequence is generated, so that the cutter selecting operation can be realized while machining, and after the target cutter required by the second machining procedure of the part to be machined is pre-selected in the target cutter number sequence, the cutter required by the second machining procedure is replaced to execute the second machining procedure on the part to be machined. In the batch zero production process, the time saved in the tool changing process at each time is overlapped, the problem that the tool changing time occupies a larger proportion of the whole processing time in the processing process is solved, and the production efficiency of batch production of processing equipment is greatly improved.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A tool magazine control method is characterized by comprising the following steps:
processing an initial part, and recording the type of a cutter required by each processing procedure in the processing process of the initial part to generate a target cutter number sequence; the processing procedure comprises a plurality of processing procedures which are sequentially arranged according to a processing sequence;
selecting a cutter corresponding to each machining procedure according to the target cutter number sequence;
and when the part to be machined is machined, preselecting a target tool required by the next machining procedure according to the target tool number sequence, so that the preselected target tool is replaced on the machining spindle after the current machining procedure is completed.
2. The tool magazine control method according to claim 1, wherein the method of preselecting the target tool required for the next machining process includes:
judging whether a target tool is arranged in the tool magazine or not; and/or the presence of a gas in the gas,
judging whether the target cutter is at the processing position of the processing spindle; and/or the presence of a gas in the gas,
and judging whether the target cutter is in the cutter changing position.
3. The tool magazine control method according to claim 2, wherein the method of preselecting the target tool required for the next machining process when the target tool is at the waiting position further comprises:
and determining the rotating direction and the moving steps of the target tool, and moving the target tool from the waiting position to the tool changing position.
4. The tool magazine control method according to claim 3, further comprising:
and after the target tool is replaced on the processing spindle, recording the position information of each tool in the tool magazine and the tool number information of the tool required by the next processing procedure so as to update the target tool number sequence.
5. The tool magazine control method according to claim 2, wherein the method of preselecting the target tool required for the next machining process further comprises:
and when the target tool is not arranged in the tool library, a warning error-reporting instruction is sent out.
6. The tool magazine control method according to claim 2, wherein the method of preselecting the target tool required for the next machining process further comprises:
and when the target cutter is positioned at the machining position of the main shaft, a tool changing-free prompt instruction is sent.
7. The tool magazine control method according to claim 1, wherein the machining method for machining the initial part includes:
selecting a cutter required by each processing procedure for processing the initial part;
and in the processing process of each processing procedure of the initial part, numbering the processing cutters required by each processing procedure according to the processing sequence of the initial part and the cutter models required by each procedure to generate a target cutter number sequence.
8. The magazine control method according to claim 1, wherein the method of replacing the tool comprises:
the method comprises the following steps: controlling the tool holder of the target tool to move to a tool changing position;
step two: controlling the manipulator to clamp the target tool and mounting the target tool on the machining spindle;
step three: and controlling the manipulator to reset.
9. The magazine control method of claim 8, wherein the method of replacing a tool further comprises:
and updating the tool holder serial number and the main shaft tool number data of the tool changing position while the manipulator resets.
10. A machining apparatus comprising a machining magazine, wherein the machining magazine is adapted to the magazine control method of any one of claims 1 to 9.
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|---|---|---|---|
| CN202110925729.XA CN113579818A (en) | 2021-08-12 | 2021-08-12 | Tool magazine control method and machining equipment |
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| CN202110925729.XA CN113579818A (en) | 2021-08-12 | 2021-08-12 | Tool magazine control method and machining equipment |
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| CN113579818A true CN113579818A (en) | 2021-11-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115365857A (en) * | 2022-08-09 | 2022-11-22 | 珠海格力智能装备技术研究院有限公司 | Control method and device for tool magazine of machine tool and machine tool |
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| CN101893873A (en) * | 2009-04-06 | 2010-11-24 | Dmg电子有限公司 | Generation is used to control the method and apparatus of the control data of the cutter on the lathe |
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