阅读说明：本技术 用于机床切削的刀具更换系统 (Tool changing system for machine tool cutting ) 是由 游晓畅 于 2021-08-16 设计创作，主要内容包括：本发明属于机床刀具技术领域,公开了用于机床切削的刀具更换系统。包括控制端、运输端和加工端：所述控制端用于获取机床的工作信息,所述工作信息包括机床工作状态、加工所需的刀具名称和加工顺序,所述控制端还用于根据刀具名称生成对应的刀具编号,并将刀具编号和刀具名称发送至加工端；所述加工端用于保存接收到的刀具编号和刀具名称,所述加工端安装在对应的刀具上；所述运输端用于获取机床工作状态、刀具编号和加工顺序,根据加工顺序判断所需的刀具编号,并识别该刀具编号的加工端,所述运输端还用于运输安装有加工端的刀具。以解决现有技术自动更换刀具系统加工耗时、成本过高的问题。(The invention belongs to the technical field of machine tool cutters and discloses a cutter replacing system for cutting of a machine tool. Including control end, transportation end and processing end: the control end is used for acquiring working information of the machine tool, the working information comprises a working state of the machine tool, a name of a tool required by machining and a machining sequence, and the control end is also used for generating a corresponding tool number according to the name of the tool and sending the tool number and the name of the tool to the machining end; the processing end is used for storing the received cutter number and the received cutter name, and the processing end is installed on the corresponding cutter; the transportation end is used for acquiring the working state of the machine tool, the cutter number and the processing sequence, judging the required cutter number according to the processing sequence and identifying the processing end of the cutter number, and the transportation end is also used for transporting the cutter provided with the processing end. The problems that in the prior art, the automatic cutter replacing system is time-consuming in machining and high in cost are solved.)

1. A tool changing system for machine tool cutting, characterized by: comprises a control end, a transportation end and a processing end;

the control end is used for acquiring working information of the machine tool, the working information comprises a working state of the machine tool, a name of a tool required by machining and a machining sequence, and the control end is also used for generating a corresponding tool number according to the name of the tool and sending the tool number and the name of the tool to the machining end;

the processing end is used for storing the received cutter number and the received cutter name, and the processing end is installed on the corresponding cutter;

the transportation end is used for acquiring the working state of the machine tool, the cutter number and the processing sequence, judging the required cutter number according to the processing sequence and identifying the processing end of the cutter number, and the transportation end is also used for transporting the cutter provided with the processing end.

2. The tool change system for machine tool cutting of claim 1, wherein: the processing end is provided with a plurality of processing ends.

3. The tool change system for machine tool cutting of claim 2, wherein: the control end comprises a first obtaining module, a number generating module and a sending module:

the first acquisition module is used for acquiring the working information of the machine tool;

the number generation module is used for generating a corresponding cutter number according to the name of the cutter;

the sending module is used for sending the cutter number and the cutter name to the processing ends, and one processing end corresponds to one cutter number and one cutter name.

4. A tool change system for machine tool cutting according to any one of claims 1 to 3 wherein: the processing end comprises a power module, a display module, an installation detection module and a number receiving module:

the number receiving module is used for storing the cutter number and the cutter name;

the display module is used for displaying the name of the cutter;

the mounting detection module is used for detecting whether the machining end is mounted on the cutter or not and generating a detection result;

the power module is used for supplying power to the processing end.

5. The tool change system for machine tool cutting of claim 4, wherein: the transportation end comprises a transportation module, a second acquisition module, an identification module and a pause module:

the second acquisition module is used for acquiring the working state, the cutter number and the processing sequence of the machine tool;

the transportation module is used for transporting the processing end according to the working state and the processing sequence of the machine tool;

the identification module is used for identifying the corresponding processing end according to the cutter number;

the pause module is used for acquiring a detection result corresponding to the processing end, and controlling the transportation module to stop working when the detection result is that the transportation module is not installed.

6. A tool change system for machine tool cutting according to any one of claims 1-3, 5 wherein: the number receiving module stores the cutter number and the cutter name in a covering mode.

7. A tool change system for machine tool cutting according to any one of claims 1-3, 5 wherein: and the processing end, the control end and the transportation end are in signal transmission through Bluetooth.

8. The tool change system for machine tool cutting of claim 5, wherein: the transportation end further comprises a warning module, and when the suspension module acquires that the detection result is that the suspension module is not installed, the warning module gives a warning.

9. The tool change system for machine tool cutting of claim 6, wherein: the control end also comprises a cleaning chamber used for cleaning the used cutter and the processing end; the transport module places the used processing end and the tool into a clean room.

Technical Field

The invention belongs to the technical field of machine tool cutters, and particularly relates to a cutter replacing system for cutting of a machine tool.

Background

The cutting process is to cut off excess material from a blank or a workpiece by using a cutting tool (including a tool, a grinder, and an abrasive) having a hardness higher than that of the workpiece to obtain a predetermined geometry, size, surface quality, and the like of the workpiece. Due to market demands, when complex workpieces are produced, a machine tool needs various types of cutters to finish machining the workpieces, frequent cutter changing is needed in the machining process, time and cost for manual cutter changing are high, and operation is difficult.

The prior art provides an automatic tool changing technology, wherein a code is engraved on a tool, and the tool is selected by identifying the code of the tool through a mechanical arm, so that the tool is changed. However, during the cutting process, the code on the tool is susceptible to wear from metal chips, resulting in the inability of the robotic arm to successfully identify the tool. The prior art also provides an RFID chip, the chip is implanted into a cutter, a mechanical arm selects the cutter by identifying the RFID chip to complete the replacement of the cutter, and the size of each cutter is too small, so that the chip implantation process is complicated, and the performance of the cutter is influenced; the cutter is fast worn in the machining process, when the cutter is replaced, a new cutter needs to be coded or a chip needs to be implanted again, so that the machining steps of the cutter are complex, the machining cost and the time cost of the cutter are increased, and the original purposes of reducing the time cost and simplifying manual operation of an automatic cutter changing system are overcome.

Disclosure of Invention

The invention aims to provide a tool replacing system for cutting of a machine tool, and solves the problems that the automatic tool replacing system in the prior art is time-consuming in machining and high in cost.

In order to achieve the purpose, the invention provides the following technical scheme:

a tool changing system for machine tool cutting, characterized by: comprises a control end, a transportation end and a processing end;

the control end is used for acquiring working information of the machine tool, the working information comprises a working state of the machine tool, a name of a tool required by machining and a machining sequence, and the control end is also used for generating a corresponding tool number according to the name of the tool and sending the tool number and the name of the tool to the machining end;

the processing end is used for storing the received cutter number and the received cutter name, and the processing end is installed on the corresponding cutter;

the transportation end is used for acquiring the working state of the machine tool, the cutter number and the processing sequence, judging the required cutter number according to the processing sequence and identifying the processing end of the cutter number, and the transportation end is also used for transporting the cutter provided with the processing end.

The principle and the advantages of the invention are as follows: the control end acquires the working information of the machine tool, including the required cutter name and the processing time of processing, the controller generates the cutter number according to the cutter name and sends the cutter number to the processing end, the processing end is installed on the corresponding cutter, the transportation end acquires the working state of the machine tool, judges when the cutter should be changed, identifies the processing end of the corresponding cutter number according to the processing sequence, and the transportation end transports the cutter with the processing end, so that the automatic change of the cutter is completed. In this scheme, through processing end record cutter information, the processing end can be installed on the cutter that corresponds, and the transport end discerns the exact cutter through the cutter information of processing end record, compares with prior art, and this scheme can directly use current ordinary cutter, does not need the cutter to carry out secondary operation, reduces the use cost of cutter, and the process of changing after the cutter wearing and tearing is also more convenient to the processing end can used repeatedly, reduces the process time and the use cost of cutter change system.

Further, the processing end is provided with a plurality of processing ends.

Has the advantages that: when the machining of the workpiece can be completed by a plurality of cutters, the number of machining ends is increased, the cutter changing process is uninterrupted, and the machining speed of the machine tool is ensured.

Further, the control end comprises a first obtaining module, a number generating module and a sending module:

the first acquisition module is used for acquiring the working information of the machine tool;

the number generation module is used for generating a corresponding cutter number according to the name of the cutter;

the sending module is used for sending the cutter number and the cutter name to the processing ends, and one processing end corresponds to one cutter number and one cutter name.

Has the advantages that: the sending module sends a cutter number and a cutter name to each processing end, and when a plurality of processing ends need to work simultaneously, the transportation end can quickly and correctly lock the corresponding processing end, so that the cutter of the machine tool can be smoothly replaced, and the processing efficiency is ensured.

Further, the processing end comprises a power module, a display module, an installation detection module and a number receiving module:

the number receiving module is used for storing the cutter number and the cutter name;

the display module is used for displaying the name of the cutter;

the mounting detection module is used for detecting whether the machining end is mounted on the cutter or not and generating a detection result;

the power module is used for supplying power to the processing end.

Has the advantages that: the display module is used for displaying the name of the cutter corresponding to the machining end, so that an operator can install the machining end on the corresponding cutter conveniently, the machining end is detected through the installation detection module, whether each machining end is installed on the corresponding cutter or not is judged, the cutter of the machine tool can be smoothly replaced, and the machining efficiency is guaranteed.

Further, the transportation end comprises a transportation module, a second acquisition module, an identification module and a pause module:

the second acquisition module is used for acquiring the working state, the cutter number and the processing sequence of the machine tool;

the transportation module is used for transporting the processing end according to the working state and the processing sequence of the machine tool;

the identification module is used for identifying the corresponding processing end according to the cutter number;

the pause module is used for acquiring a detection result corresponding to the processing end, and controlling the transportation module to stop working when the detection result is that the transportation module is not installed.

Has the advantages that: when the identification module identifies the corresponding processing end, the pause module acquires the detection result of the processing end, and when the detection result is that the processing end is not installed, the pause module controls the control module to stop working, so that the control module and the machine tool are prevented from doing useless work, and meanwhile, the subsequent processing steps are prevented from being broken down due to the fact that the processing steps are not completed smoothly.

Further, the number receiving module stores the cutter number and the cutter name in a covering mode.

Has the advantages that: when the machine tool needs to process various parts, the processing end can be repeatedly arranged on cutters with different names, and a processing end does not need to be configured for each cutter, so that the feasibility of the cutter replacing system is increased, and the use cost of the machine tool using the cutter replacing system is reduced.

Furthermore, signal transmission is carried out among the processing end, the control end and the transportation end through Bluetooth.

Has the advantages that: bluetooth transmission belongs to wireless transmission to bluetooth module has power little, small advantage, because in the processing end will get into the lathe, than wired transmission, bluetooth transmission mode is more convenient, than other wireless transmission, and bluetooth transmission is more stable.

Further, the transportation end further comprises a warning module, and when the suspension module acquires that the detection result is that the suspension module is not installed, the warning module gives a warning.

Has the advantages that: the warning module sends out the prompt tone, and the suggestion operating personnel in time looks over the condition, avoids reducing lathe work efficiency, causes the processing progress and delays.

Further, the control end also comprises a cleaning chamber, and the cleaning chamber is used for cleaning the used cutter and the processing end; the transport module places the used processing end and the tool into a clean room.

Has the advantages that: the clean room cleans the processing end and the cutter after in time use, prevents cutting fluid and cuttings from damaging the processing end, prolongs the service life of the processing end, and enables the processing end and the cutter to be smoothly installed when being used next time.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

example 1

As shown in fig. 1, a tool changing system for machine tool cutting, characterized in that: including control end, transportation end and processing end:

the control end is electrically connected with the machine tool and used for obtaining working information of the machine tool, the working information comprises a working state of the machine tool, a tool name and a processing sequence required by processing, and the control end is further used for generating a corresponding tool number according to the tool name and sending the tool number and the tool name to the processing end.

The processing end is used for storing the received cutter number and the received cutter name, and the processing end is installed on the corresponding cutter. The tool changing system includes a plurality of working ends.

The transport end is used for acquiring the working state of the machine tool, the cutter number and the processing sequence from the control end, judging the required cutter number according to the processing sequence and identifying the processing end of the cutter number, and the transport end is also used for transporting the cutter provided with the processing end.

The control end comprises a first acquisition module, a number generation module, a sending module and a cleaning room:

the first acquisition module is used for acquiring the working information of the machine tool;

the number generation module is used for generating a corresponding cutter number according to the name of the cutter; the generated cutter numbers are 3-6 digit English and digit combinations, and the cutter numbers are not repeated.

The sending module is used for sending the cutter number and the cutter name to the processing ends, and one processing end corresponds to one cutter number and one cutter name.

The cleaning chamber is used for cleaning the used cutter and the processing end; the transportation end puts the used processing end and the used cutter into a clean room; in the embodiment, the cleaning room is a storage box provided with a powerful fan, and the controller can control the opening and closing of the door of the storage box and the powerful fan; when the control end obtains that the working state of the machine tool is the finished machining state, and the transport end puts the cutter into the storage box, the control end controls the storage box to close the box door and starts the powerful fan, and after 15 minutes, the control end controls the powerful fan to close.

The processing end comprises a power module, a display module, an installation detection module and a number receiving module:

the number receiving module is used for storing the cutter number and the cutter name; the storage mode adopts covering storage.

The display module is used for displaying the name of the cutter; in this embodiment, the display module is preferably an OLED display module;

the mounting detection module is used for detecting whether the machining end is mounted on the cutter or not and generating a detection result; in this embodiment, the installation detection module is preferably a photosensitive sensor, the photosensitive sensor is installed on a surface of the processing end, which is in installation contact with the tool, and when the light intensity detected by the photosensitive sensor is lower than a set value, the processing end is installed on the tool.

The power module is used for supplying power to the processing end, and in the embodiment, the battery module adopts a dry battery.

The transportation end comprises a transportation module, a second acquisition module, an identification module and a pause module:

the second acquisition module is used for acquiring the working state, the cutter number and the processing sequence of the machine tool;

the transportation module is used for transporting the processing end according to the working state and the processing sequence of the machine tool; in this embodiment, the transport module is preferably a robotic arm;

the identification module is used for identifying the corresponding processing end according to the cutter number;

the pause module is used for acquiring a detection result corresponding to the processing end, and controlling the transportation module to stop working when the detection result is that the transportation module is not installed; the transportation end further comprises a warning module, and when the detection result is that the alarm module is not installed, the pause module controls the warning module to give out a warning.

In this embodiment, signal transmission is carried out through low-power consumption bluetooth module between processing end, control end, the transportation end.

The specific implementation process is as follows:

a numerically-controlled machine tool uses the cutter replacing system for cutting the machine tool to machine a reinforcing rib, a first obtaining module obtains the name and the processing sequence of a cutter required by the machine tool and sequentially comprises an A-type thread cutter, a B-type thread cutter, a C-type chamfer cutter and a D-type polishing cutter, and a number generating module sequentially generates cutter numbers of A01, B02, C03 and D04; and the sending module sends the name of the cutter and the corresponding cutter number to the four processing ends respectively.

The serial number receiving module receives the cutter serial number and the cutter name, the former cutter serial number and the former cutter name are covered, the display module displays the cutter name, and an operator installs the processing end on the cutter.

When the machining is started, the transportation end acquires the machining sequence of the machine tool, the identification module identifies the machining end with the number of A01, and the photosensitive sensor of the machining end detects that the light intensity is lower than a set value, so that the machining end is installed on the cutter; the mechanical arm clamps the machining end with the number of A01 and the A-type thread cutter, the mechanical arm is transported to the tool rest to be installed, the mechanical arm is withdrawn from the machine tool after the installation is completed, and the machine tool starts machining.

When the A-type thread cutter finishes machining, the machine tool pauses, the transportation end acquires the machining state and the machining sequence of the machine tool, the mechanical arm clamps the machining end of the A01 and the A-type thread cutter to leave the tool rest and place the machining end in the storage box, the identification module identifies the machining end with the number of B02, and the photosensitive sensor of the machining end detects that the light intensity is higher than a set value, so that the machining end is not installed on the cutter; the pause module controls the mechanical arm to stop working, and the warning module gives out a warning; an operator hears the prompt sound, installs the processing end with the number B02 on the B-shaped thread cutter, manually starts the transportation end, identifies the processing end with the number B02 by the identification module, and detects that the light intensity is lower than a set value by a photosensitive sensor of the processing end, so that the processing end is installed on the cutter; and the mechanical arm clamps the processing end with the number of B02 and the B-type thread cutter, transports the processing end to the tool rest for installation, and withdraws from the machine tool after the installation is finished, so that the machine tool continues processing.

When the B-type screwer finishes processing, the machine tool pauses, the transportation end acquires the processing sequence of the machine tool, the mechanical arm clamps the processing end of the B02 and the B-type screwer to leave the tool rest and place the B-type screwer in the storage box, the identification module identifies the processing end with the serial number of C03, and the photosensitive sensor of the processing end detects that the light intensity is lower than a set value, so that the processing end is installed on the cutter; and the mechanical arm clamps the machining end with the serial number of C03 and the C-shaped chamfering tool, and transports the machining end and the C-shaped chamfering tool to the tool rest for installation, after the installation is finished, the mechanical arm withdraws from the machine tool, and the machine tool starts to machine.

After the C-shaped chamfering tool is machined, the machine tool is paused, the transport end acquires the machining sequence of the machine tool, the mechanical arm clamps the machining end of the C03 and the C-shaped chamfering tool, the mechanical arm leaves the tool rest and is placed in the storage box, the identification module identifies the machining end with the serial number D04, and the photosensitive sensor of the machining end detects that the light intensity is lower than a set value, so that the machining end is installed on the tool; the machining end with the mechanical arm clamping number being D04 and the D-shaped polishing knife are transported to the knife rest to be installed, the mechanical arm exits from the machine tool after the installation is completed, and the machine tool starts machining.

After the D-shaped grinding cutter finishes machining, the machine tool finishes machining, the mechanical arm clamps the machining end of the D04 and the D-shaped chamfering cutter to leave the tool rest and place the D04 in the storage box, the control end controls the storage box to close the box door, the powerful fan is started to clean chips and cutting fluid on the machining end and the cutter after use, and the control end controls the powerful fan to close after 15 minutes.

Example 2

This example differs from example 1 in that: in this embodiment, the processing end still includes vibration response module, matching module, record module: the vibration sensing module is used for sensing the initial vibration frequency and the ending vibration frequency of the cutter in the machining process, and the recording module is used for recording the ending vibration frequency and the accumulated service time of the cutter; the matching module is used for comparing the initial vibration frequency of the cutter with the ending vibration frequency in the recording module and matching the cutter; and the recording module is used for updating the ending vibration frequency and the accumulated service time of the cutter according to the matching result of the cutter.

The matching module further comprises a conversion module, the conversion module stores vibration base numbers of different machining tools when different materials are machined, the recording module is further used for recording the materials of the machined workpieces, and the matching module is used for converting the initial vibration frequency according to the machining materials and the vibration base numbers and then comparing the initial vibration frequency with the finished vibration frequency to complete the matching of the tools.

Has the advantages that: the embodiment has the advantages that when a plurality of processing machines simultaneously process the same type of workpieces, the same type and the same type of cutters can be used, if the cutters are different in use time and different in abrasion degree, the cutters are difficult to distinguish by naked eyes of processing personnel, and the management and the replacement of the cutters are not facilitated; according to the scheme, the end vibration frequency of the cutter is sensed and recorded, the initial vibration frequency of the cutter is sensed during the next machining, the initial vibration frequency is matched with the recorded end vibration frequency, the cutter is identified, the service time of the cutter is updated, and the cutter is convenient to manage and replace by a machining worker; in the prior art, a camera or a code or a chip is usually used for identifying the cutter, and the aim of matching the cutter is not achieved through vibration frequency.

When the machining materials of the workpiece machined by the cutter twice continuously are different, the initial vibration frequency and the ending vibration frequency are compared after conversion is carried out through the vibration base number, the matching accuracy is guaranteed, and the application range of the embodiment is enlarged.

The foregoing are merely exemplary embodiments of the present invention, and no attempt is made to show structural details of the invention in more detail than is necessary for the fundamental understanding of the art, the description taken with the drawings making apparent to those skilled in the art how the several forms of the invention may be embodied in practice with the teachings of the invention. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.