CN116690816A - Wire saw unit, cutting assembly, wire cutting device and control method - Google Patents

Wire saw unit, cutting assembly, wire cutting device and control method Download PDF

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Publication number
CN116690816A
CN116690816A CN202211723231.6A CN202211723231A CN116690816A CN 116690816 A CN116690816 A CN 116690816A CN 202211723231 A CN202211723231 A CN 202211723231A CN 116690816 A CN116690816 A CN 116690816A
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CN
China
Prior art keywords
cutting
wire
assembly
assemblies
feeding
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CN202211723231.6A
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Chinese (zh)
Inventor
仇健
吴仁标
王兆蕊
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Qingdao Gaoce Technology Co Ltd
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Qingdao Gaoce Technology Co Ltd
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Application filed by Qingdao Gaoce Technology Co Ltd filed Critical Qingdao Gaoce Technology Co Ltd
Priority to CN202211723231.6A priority Critical patent/CN116690816A/en
Priority to PCT/CN2023/104542 priority patent/WO2024002329A1/en
Publication of CN116690816A publication Critical patent/CN116690816A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
    • B28D5/04—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by tools other than rotary type, e.g. reciprocating tools
    • B28D5/045—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by tools other than rotary type, e.g. reciprocating tools by cutting with wires or closed-loop blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
    • B28D5/0058—Accessories specially adapted for use with machines for fine working of gems, jewels, crystals, e.g. of semiconductor material
    • 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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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Abstract

The application provides a wire saw unit, a cutting assembly, a wire cutting device and a control method, wherein the cutting assembly comprising the wire saw unit, a shared electrical numerical control system and a liquid path control system are arranged on a base; the parallel multi-station is arranged, so that the overall cost of equipment can be saved through sharing hardware such as a winding and unwinding mechanism, and meanwhile, tension control of a cutting line can be ensured through arranging a wheel assembly between adjacent stations, and the phenomenon of broken line caused by superposition of cutting forces between the adjacent stations is avoided; in addition, the cutting rollers of a single cutting assembly are designed to be 3 or more, so that the cutting space can be increased, and flexible cutting can be realized on a large workpiece.

Description

Wire saw unit, cutting assembly, wire cutting device and control method
Technical Field
The application relates to the technical field of cutting equipment, in particular to a wire saw unit, a cutting assembly, a wire cutting device and a control method.
Background
In the technical field of cutting high-hardness brittle materials, a workpiece to be cut, such as a single crystal silicon rod, is usually sliced in a multi-wire cutting mode. During multi-wire cutting, a workpiece to be cut is fixed on a feeding mechanism, and the workpiece is moved relative to a cutting wire mesh through the feeding mechanism so as to realize slicing. However, the existing multi-wire cutting device is complex in structure, large in occupied space, inconvenient for a worker to operate a plurality of devices at the same time during working, and low in cutting efficiency. There is a need for a multi-wire saw with a high cutting efficiency.
Disclosure of Invention
Aiming at the technical problems, the technical scheme of the application provides a wire saw unit, a cutting assembly, a wire cutting device and a control method, and the cutting efficiency of cutting high-hardness brittle materials is improved.
The present application provides a wire saw unit comprising,
the cutting mechanism is used for winding a cutting line to realize material processing;
the winding and unwinding mechanisms are two groups and are respectively positioned at two sides of the cutting mechanism and used for cooperatively storing and releasing a reciprocating cutting line wound on the cutting mechanism;
the cutting mechanism comprises at least two groups of cutting assemblies capable of independently realizing material processing, and the reciprocating cutting lines are sequentially wound on all the cutting assemblies.
According to further optimization of the technical scheme, the idler wheel assemblies are arranged between the adjacent cutting assemblies and used for realizing transition of the reciprocating cutting lines between the two adjacent cutting assemblies.
According to further optimization of the technical scheme, the idler wheel assembly comprises a guide wheel mechanism or/and a tension wheel mechanism.
According to further optimization of the technical scheme, the idler wheel assembly comprises a linear tension wheel and two fixed guide wheels, and the linear tension wheel is arranged between the two guide wheels.
According to the technical scheme, the cutting roller set of the cutting assembly comprises two main cutting rollers and at least one auxiliary cutting roller, and the auxiliary cutting rollers are used for expanding a cutting space between cutting wire meshes.
According to further optimization of the technical scheme, the cutting mechanism comprises two groups of cutting assemblies, and at least one auxiliary cutting roller is arranged in the cutting roller group of one group of cutting assemblies.
According to further optimization of the technical scheme, the winding and unwinding mechanism comprises a winding and unwinding roller, and a guide wheel or/and tension wheel mechanism is/are arranged between the winding and unwinding roller and the adjacent cutting assembly.
According to the technical scheme, the tension wheel mechanism is a linear tension wheel or a swing rod tension wheel.
A cutting assembly, comprising: the cutting mechanism is arranged in the cutting chamber, and the winding and unwinding mechanism is arranged in the winding and unwinding chamber.
According to further optimization of the technical scheme, the supporting frame of the cutting chamber comprises a front upright post and a rear upright post which are arranged in parallel, and the height of the rear upright post is larger than that of the front upright post; the cutting mechanism comprises a front upright post, a rear upright post, a cutting roller group, a bearing box, a main cutting roller and a driving motor, wherein the cutting roller group of the cutting mechanism is rotatably arranged between the front upright post and the rear upright post through the bearing box, and the driving motor of the main cutting roller is positioned at the rear side of the rear upright post.
According to a further optimization of the technical scheme of the application, all cutting assemblies of the cutting mechanism are arranged in the cutting chamber side by side and in the same direction.
According to the technical scheme, the cutting machine further comprises an electric numerical control system installation chamber and a liquid path control system installation chamber which are respectively provided with an electric numerical control system and a liquid path control system, and the electric numerical control system installation chamber and the liquid path control system installation chamber are respectively positioned at other positions except the front of the cutting chamber.
The wire cutting device comprises a base and the cutting assembly, wherein the cutting chamber is arranged on the base, and the winding and unwinding chamber is arranged on the left side and the right side of the base.
According to the technical scheme, a feeding mechanism is further arranged in the cutting chamber of the cutting assembly, and the feeding mechanism is arranged on the rear upright post of the supporting frame of the cutting chamber through a sliding mechanism.
According to further optimization of the technical scheme, the sliding mechanism comprises a sliding rail and a driving motor, the feeding mechanism is arranged on the sliding rail through a mounting frame, and the driving motor is connected with the mounting frame.
According to the technical scheme, the electric numerical control system installation chamber of the cutting assembly is arranged above the rear upright post or on the base behind the rear upright post.
According to the technical scheme, a sewage disposal device is arranged at the bottom of the cutting chamber, a filter screen is arranged at the inlet end of the sewage disposal device, and one or more inlets of the sewage disposal device can be arranged.
According to further optimization of the technical scheme, the electrical numerical control system comprises a cutting control unit and a material feeding control unit, wherein the cutting control unit is used for controlling the cutting mechanism to work, and the material feeding control unit is used for controlling the feeding mechanism to work.
According to further optimization of the technical scheme, the material feeding control unit comprises single-station control modules, wherein the single-station control modules correspond to the cutting assemblies in number one by one and are electrically connected with each other independently.
According to the technical scheme, the multi-wire cutting device is a slicing machine.
A method of controlling a multi-wire cutting apparatus, comprising the steps of:
s1, judging whether materials to be cut on a plurality of parallel cutting assemblies are at preset positions or not;
s2, starting the cutting roller driving motors on all the cutting assemblies to synchronously rotate through the cutting control unit, controlling the cutting rollers to drive the cutting lines to work, and starting the feeding mechanism through the material feeding control unit;
s3, monitoring working conditions of the cutting line and the feeding mechanism in real time, and feeding back the cutting conditions on each cutting assembly to a controller of the electrical numerical control system respectively;
s4, if no monitoring abnormality exists in the step S3, the working state is maintained until the cutting is finished; if the cutting line on any cutting assembly is monitored to work abnormally in the step S3, the cutting control unit and the material feeding control unit are controlled by the controller to stop all the control cutting roller driving motors and the material feeding driving motors, and fault processing is carried out; and if the feeding mechanism is abnormal in operation, stopping the operation of the corresponding material feeding driving motor and performing fault processing on the feeding mechanism.
According to further optimization of the technical scheme, in the step S2, the material feeding control unit controls all feeding mechanisms on the cutting assemblies to synchronously feed.
According to further optimization of the technical scheme, in the step S2, the material feeding control unit controls all feeding mechanisms on the cutting assemblies to independently feed materials.
Compared with the prior art, the technical scheme of the application has the advantages that:
1. compared with a single-station single-silicon rod cutting device in the prior art, the technical scheme of the application can cut two or more silicon rods simultaneously, each cutting assembly can work independently in the cutting process and feed independently, and the cutting efficiency is improved by more than 2 times. And through a plurality of cutting assemblies, the multistation simultaneous working of same equipment can be realized, and can not influence each other between the adjacent cutting stations in the multi-wire cutting process, namely the cutting wire tension on each station can be relatively stable.
2. According to the technical scheme, the plurality of cutting assemblies are arranged in the same cutting chamber, so that the plurality of cutting assemblies share the winding and unwinding mechanism, the winding device, the base, the cutting chamber frame, the electric numerical control system, the liquid path control system, the sewage disposal system and the like, the whole occupation space of equipment and the cost of hardware equipment can be saved on the premise of ensuring the cutting efficiency, and more than 25% of hardware equipment cost can be saved relative to the split cutting device. In addition, there are other duplex position cutting device among the prior art, it is front and back to head arrangement structure, and its numerical control system can not share, operates both sides around the cutting machine, and the operator need frequently come and go both sides station, and the operation is confusing the situation easily, and this technical scheme is through sharing electric numerical control system, can share the private clothes part to for many cutting assembly simultaneous operation, reduced the control degree of difficulty of staff, improved control efficiency. Meanwhile, the feeding mechanisms of the plurality of cutting assemblies are independently fed and can synchronously feed, and independent feeding can be arranged in one interface in the same numerical control system, so that the flexibility of operation is improved.
The most core of the improvement point is that the cutting tension of each station is in parallel connection, namely the cutting tension of each station is equal, and the corresponding technical effect should be clear.
Drawings
The application will be described in more detail hereinafter on the basis of embodiments and with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of a station layout structure of a multi-station multi-wire cutting device of the present application;
FIG. 2 is a schematic perspective view of one embodiment of a multi-station multi-wire cutting apparatus of the present application;
FIG. 3 is a schematic view of a multi-station multi-wire cutting apparatus according to one embodiment of the present application;
FIG. 4 is a schematic view of another embodiment of a multi-station multi-wire cutting apparatus of the present application;
fig. 5 is a schematic flow chart of the evolution control system in the multi-wire cutting device of the application.
In the drawings, like parts are designated with like reference numerals. The figures are not drawn to scale.
Description of the reference numerals:
1-a base; 2-a cutting assembly; 21-a feeding mechanism; 22-cutting rolls; 3-passing wheel assembly; 4-a wire winding and unwinding mechanism; 5-a linear tension wheel; 6, a guide wheel; 7-a liquid path control system.
Detailed Description
The application will be further described with reference to fig. 1-6.
In the technical field of photovoltaic cutting, aiming at a cutting machine, a squaring machine, a slicing machine and even a grinding machine, most of the prior art are single-station setting, and the same vehicle is used for arranging the inner stations with small density, large occupied space and relatively low production efficiency, so the application provides a wire saw unit aiming at the problem, which can be applied to the cutting machine, the squaring machine or the slicing machine, and specifically comprises a cutting mechanism used for winding a cutting line to realize material processing; the coiling and uncoiling mechanisms 4 are two groups, are respectively positioned at two sides of the cutting mechanism and are used for accommodating and releasing the reciprocating cutting lines wound on the cutting mechanism in a matched manner, and a set of coiling and uncoiling mechanisms 4 are shared among a plurality of stations, so that coiling and uncoiling devices are saved compared with the case that a reciprocating line is used by a single station in the prior art; the cutting mechanism comprises at least two groups of cutting assemblies 2 which can independently process materials, the reciprocating cutting lines are sequentially wound on all the cutting assemblies 2, the two groups of cutting assemblies 2 work simultaneously, and compared with the cutting assemblies 2 in the prior art, the working efficiency is greatly improved. A passing wheel assembly 3 is arranged between the adjacent cutting assemblies 2, and the passing wheel assembly 3 is used for realizing transition of a reciprocating cutting line between the two adjacent cutting assemblies 2. According to the technical scheme, the plurality of cutting assemblies are arranged in parallel on one cutting mechanism, each cutting assembly can work independently, the tension of the cutting wire wound on the cutting assembly cannot affect each other, the stability of cutting on each independent cutting assembly can be guaranteed, and therefore the working efficiency is greatly improved on the basis of saving hardware cost. Meanwhile, more installation space is reserved for the whole machine frame through the parallel design, so that the layout of an electrical appliance numerical control system and the like is facilitated, and more possibility is provided for the improvement of subsequent equipment.
Preferably, the idler wheel assembly 3 includes a mechanism that is a guide wheel 6 mechanism or/and a tension wheel mechanism. For a further preferred embodiment of the cutting unit, which requires high precision, the idler wheel assembly 3 comprises a linear tension wheel 5 and two fixed guide wheels 6, the linear tension wheel 5 being arranged between the two guide wheels 6.
In order to solve the problem that the cutting roller 22 group of the cutting assembly 2 comprises two main cutting rollers 22 and at least one auxiliary cutting roller 22, wherein the auxiliary cutting rollers 22 are used for enlarging the cutting space between the upper cutting wire mesh and the lower cutting wire mesh. Specifically, in the same wire saw unit, there may be a cutting assembly 2 designed with two cutting rollers 22, or there may be a cutting assembly 2 with three cutting rollers 22 and four cutting rollers 22, where the above cutting assemblies 2 may be disposed at the same time or may be disposed in a crossing manner, and flexibly configured according to production requirements.
The technical scheme of the application also designs a cutting assembly around the wire saw unit, which comprises the following components: including cutting room and receive and release room, cutting mechanism set up in the cutting room, receive and release mechanism 4 set up receive and release indoor, the cutting mechanism setting of a plurality of cutting assemblies 2 is in agreeing to the cutting room, can be on line saw unit improves work efficiency's basis, great reduction the occupation space of what has set up, can realize equally workshop, under the condition of area, lay 1.5-2 times cutting equipment more.
With the development of encouraging clean energy in recent years, the demand of monocrystalline silicon wafer materials is increasing, and the existing photovoltaic cutting equipment is also exploded out of more and more problems in improving production efficiency, such as the problem of single-station design, the cutting requirement is difficult to realize by simple serial stations, and the overall cost of the equipment is higher. Aiming at the problems in the prior art, the technical scheme of the application designs a multi-station multi-wire cutting device as shown in figure 1, which comprises: the cutting device comprises a base 1, a cutting assembly and a wire saw unit; the cutting mechanism of the wire saw unit is fixed on the base 1 through a cutting chamber of the cutting assembly, at least two groups of cutting assemblies 2 are arranged in the cutting chamber of the cutting mechanism, all the cutting assemblies 2 are connected in parallel, so that a plurality of silicon rods can be cut at the same time, and the cutting efficiency is improved in a multiplied mode; the two groups of winding and unwinding mechanisms 4 are respectively arranged on two sides of the base 1 and below the cutting mechanism, and a cutting line on a specific winding mechanism arranged on one side of the cutting mechanism enters into a cutting roller 22 on the cutting assembly 2 through a guide wheel 6 of the winding mechanism, sequentially passes through a plurality of cutting assemblies 2 in parallel connection, reaches the winding mechanism on the other side, and then enters into the winding mechanism, and when the cutting direction is changed, the winding mechanism is changed into the unwinding mechanism, and otherwise the winding mechanism is changed into the winding mechanism, so that the reciprocating cutting of the cutting line is realized; the cutting device comprises a base 1, a cutting mechanism, a cutting assembly 2, a common set of electrical numerical control system, a control system and a control system, wherein the electrical numerical control system is arranged above the cutting chamber or on the base 1 and is electrically connected with the cutting mechanism so as to control all the cutting assemblies 2 in the cutting mechanism to work; the liquid path control system 7 is shared, the liquid path control system is arranged on the base 1, and a cutting chamber is arranged and a pipeline is connected with the cutting chamber, so that the liquid path control system 7 is conveniently distributed, and meanwhile, the problem that the cutting chamber of one cutting assembly 2 fails to influence the liquid path stability in the other cutting chamber when the liquid path control system 7 is shared among a plurality of cutting assemblies 2 in the prior art can be avoided.
In the above embodiment, the winding device is preferably disposed outside the cutting chamber, so that corrosion of the cutting fluid can be avoided.
In the technical scheme of the application, all the cutting assemblies 2 are arranged in the cutting frame of the cutting chamber in the same direction side by side, so that the cutting space can be saved to the greatest extent, and meanwhile, the operation of workers is convenient, because the workers can observe the working condition of each station at the same time and control the working condition through the shared electric numerical control system, compared with the prior art, the running operation between a plurality of electric numerical control systems is not needed. In the preferred embodiment, the cutting assembly of 2-3 groups is arranged in one cutting chamber to have optimal performance, and the cutting effect of the cutting line and the working stability of the liquid path control system are ideal.
The individual cutting assemblies 2 comprise a feed mechanism, a spray device and at least two parallel cutting rollers 22, wherein the cutting rollers 22 are connected with a driving motor through a coupling. The cutting chamber frame for fixing the cutting assembly 2 is arranged at the front part of the base 1 in a matched mode, the specific cutting chamber frame comprises a front upright post and a rear upright post, the height of the rear upright post is larger than that of the front upright post in a preferred embodiment, the design abandons the square cutting frame, firstly, the cutting chamber frame is convenient for installing a wider cutting chamber observation space during equipment production, secondly, the feeding mechanism 21 can be installed on the rear upright post, so that the whole equipment layout is more reasonable, and the working process is more stable; the corresponding cutting roller 22 is rotatably arranged between the front upright post and the rear upright post through a bearing box, and the driving motor is positioned at the rear side of the rear upright post; the feeding mechanism is arranged on the rear upright post through a sliding mechanism.
In the technical scheme, a control cabinet of the electric numerical control system is preferably arranged above the rear upright post or on the base 1 behind the rear upright post. In another embodiment, the liquid path control system 7 and the electric numerical control system are arranged on the base 1 behind the rear upright post in parallel; the liquid path control system 7 is connected with the spraying device which is arranged on the cutting chamber frame corresponding to the cutting roller 22 or on a supporting plate below the feeding mechanism 21 of the material.
For the wire winding and unwinding control mechanism of the cutting wire in the cutting process, the wire winding and unwinding mechanism 4 of a specific embodiment comprises a wire winding and unwinding roller, and a wire arranging mechanism, a guide wheel 6 and/or a tension wheel mechanism are further arranged between the wire winding and unwinding roller and the adjacent cutting assembly 2. As shown in fig. 2, a guide wheel 6 and/or a tension wheel mechanism is further arranged between the winding and unwinding mechanism 4 and the adjacent cutting assembly 2, and according to the requirement of cutting precision, the guide wheel 6 or the linear tension wheel 5 can be alternatively arranged, for example, a short-winding and unwinding mode is adopted, and the positions of the winding and unwinding mechanism 4, the winding and unwinding mechanism and the tension wheel are adjusted to be close to a cutting area, so that a transmission link from the winding and unwinding mechanism 4 to the cutting roller 22 is shortened; at the same time, the reduction of transmission components can be solved by reducing the number of guide wheels 6 or not using tension wheels. The linear tension wheel 5 is arranged, so that the incoming line and outgoing line directions on two sides of the linear tension wheel are not changed while the tension is adjusted, and the problem that the stress of a local cutting line is uneven due to tension adjustment is solved. Each group of winding and unwinding mechanisms 4 can realize winding and unwinding functions, when the winding and unwinding mechanism is used, one side of the winding and unwinding mechanism is used as an unwinding mechanism in an initial state, the other side of the winding and unwinding mechanism is used as a winding and unwinding mechanism, and after the cutting line is completely released by the former, the two groups of winding and unwinding rollers are reversely rotated, so that reciprocating winding and unwinding are realized.
The preferred another implementation manner of the winding and unwinding mechanism 4 replaces the technical scheme that the winding and unwinding roller and the winding and unwinding mechanism are directly connected in series in the above embodiment, and the embodiment is to connect the cutting roller 22 with the fixing base through the winding and unwinding device, so that the winding and unwinding roller can be directly controlled to perform winding and unwinding movement by sliding, the distance of the cutting line from the winding and unwinding roller to the cutting chamber is shortened, meanwhile, the occupied space of the winding and unwinding mechanism 4 is also saved by the design, and more flexibility is provided for the design layout of the whole machine.
According to the technical scheme, the adjacent cutting assemblies 2 are connected in parallel through the passing wheel assemblies 3, so that tension of excessive gold steel wires between parallel stations can be reduced, and the problem of wire breakage or wire jumper caused by excessive tension of the gold steel wires at the connecting positions in the direct parallel multi-station is avoided. As shown in fig. 3, in one embodiment of the present disclosure, the idler wheel assembly 3 is a fixed guide wheel 6, and the position of the fixed guide wheel 6 may be set at a suitable position above or below the horizontal position of the rear pillar relative to the cutting roller 22 according to needs. As shown in fig. 4, in another embodiment of the idler wheel assembly 3 in the present embodiment, the idler wheel assembly 3 includes a tension wheel mechanism and two guide wheels 6, the linear tension wheel 5 is disposed between the two guide wheels 6, the technical solution of this embodiment can overcome the problem that the layout of the design position of the single guide wheel 6 is limited in the above embodiment, and the precision of cutting can be improved by changing the tension of the cutting line through the linear tension wheel mechanism.
In order to increase the cutting space at the time of cutting, at least one auxiliary cutting roller is provided on a single cutting assembly 2, so that the cutting space can be increased, and as shown in fig. 4, it is preferable to use one auxiliary cutting roller, by providing the auxiliary cutting roller, the drag force of the cutting line between the adjacent cutting rollers 22 can be reduced by the auxiliary cutting roller with respect to the drag force of the cutting line between the common two cutting rollers 22, and the stability of the apparatus can be improved. According to the preferred embodiment in the technical scheme, when the number of the cutting assemblies 2 is two, one of the cutting assemblies 2 is provided with an auxiliary cutting roller below the two cutting rollers 22, and the other station is provided with the two cutting rollers 22, so that the operator can flexibly select the cutting assemblies 2 according to the actual working requirements, and the large workpiece and the common workpiece can be cut at the same time, thereby improving the applicability of the equipment.
In the technical scheme of the application, a plurality of cutting assemblies 2 share a cutting chamber, a sewage disposal device is arranged at the bottom of the cutting chamber, a filter screen is arranged at the inlet end of the sewage disposal device, and one or more inlets of the sewage disposal device can be arranged. Compared with the prior art, the common sewage discharging device saves the cost of sewage discharging hardware. And the layout of the sewage disposal device is more convenient.
Aiming at the electrical numerical control system in the technical scheme of the application, the electrical numerical control system specifically comprises a cutting control unit and a material feeding control unit, wherein the cutting control unit is used for controlling a cutting roller 22 to drive a motor to work, and the material feeding control unit is used for controlling a feeding mechanism to work; the material feeding control unit comprises a single-station control module, wherein the single-station control module corresponds to the number of the cutting assemblies 2 one by one and is electrically connected with each other independently. The design can realize that the material feeding can be independently controlled in the cutting process, and the material synchronous feeding of a plurality of cutting assemblies 2 can be simultaneously controlled, so that the flexibility of use is increased, and meanwhile, the influence on the work of other cutting assemblies 2 when the feeding mechanism 21 on one cutting assembly 2 fails is avoided.
A control method of a multi-station multi-wire cutting device comprises the following steps:
s1, judging whether materials to be cut on a plurality of parallel cutting assemblies are at preset positions or not;
s2, starting the cutting roller driving motors on all the cutting assemblies to synchronously rotate through the cutting control unit, controlling the cutting rollers to drive the cutting lines to work, and starting the feeding mechanism through the material feeding control unit;
s3, monitoring working conditions of the cutting line and the feeding mechanism in real time, and feeding back the cutting conditions on each cutting assembly to a controller of the electrical numerical control system respectively;
s4, if no monitoring abnormality exists in the step S3, the working state is maintained until the cutting is finished; if the cutting line on any cutting assembly is monitored to work abnormally in the step S3, the cutting control unit and the material feeding control unit are controlled by the controller to stop all the control cutting roller driving motors and the material feeding driving motors, and fault processing is carried out; and if the feeding mechanism is abnormal in operation, stopping the operation of the corresponding material feeding driving motor and performing fault processing on the feeding mechanism.
Preferably, the material feeding control unit in step S2 controls the feeding mechanism on all the cutting assemblies 2 to feed synchronously.
Preferably, the material feeding control unit in step S2 controls all the feeding mechanisms on the cutting assembly 2 to feed materials independently.
Specifically, as shown in fig. 6, multiple stations can be synchronously cut, and one electric numerical control system can complete all operations. Meanwhile, the feeding mechanisms 21 of the plurality of cutting assemblies 2 are independently fed and can synchronously feed, and independent feeding can also be arranged in one interface in the same numerical control system. Cutting control flow of double/multi-station multi-wire cutting machine: when the synchronous feeding is performed, the stations are fed synchronously until the cutting is finished if no abnormality exists, if abnormality such as wire breakage occurs in the cutting process, the stations are required to be stopped simultaneously for processing, and after the abnormality is processed, the stations are fed synchronously until the cutting is finished; when abnormal feeding occurs, stopping the abnormal feeding station to perform abnormal processing, enabling other stations to work normally, and independently feeding the stations after abnormal processing to the end of cutting; when the cutting progress of each station is not synchronous according to the requirement, each station is independently fed to the end of cutting.
While the application has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the application. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present application is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

Claims (23)

1. A wire saw unit, characterized by comprising,
the cutting mechanism is used for winding a cutting line to realize material processing;
the winding and unwinding mechanisms are two groups and are respectively positioned at two sides of the cutting mechanism and used for cooperatively storing and releasing a reciprocating cutting line wound on the cutting mechanism;
the cutting mechanism comprises at least two groups of cutting assemblies capable of independently realizing material processing, and the reciprocating cutting lines are sequentially wound on all the cutting assemblies.
2. The wire saw unit according to claim 1, wherein a pass wheel assembly is provided between adjacent ones of the cutting assemblies, the pass wheel assembly being adapted to effect transition of a reciprocating cutting wire between adjacent ones of the cutting assemblies.
3. The wire saw unit according to claim 2, wherein the idler assembly comprises a guide wheel mechanism or/and a tension wheel mechanism.
4. The wire saw unit according to claim 2, wherein the idler wheel assembly comprises a linear tension wheel and two guide wheels, the linear tension wheel being arranged between the two guide wheels.
5. Wire saw unit according to any one of claims 1-4, characterized in that the cutting roller set of the cutting assembly comprises two main cutting rollers and/or at least one auxiliary cutting roller for enlarging the cutting space between the wire webs.
6. The wire saw unit according to any one of claims 1-5, wherein the cutting mechanism comprises two sets of the cutting assemblies, wherein a set of cutting rollers of a set of cutting assemblies comprises at least one auxiliary cutting roller.
7. The wire saw unit according to claim 5, wherein the wire winding and unwinding mechanism comprises a wire winding and unwinding roller, and a guide wheel mechanism or/and a tension wheel mechanism is further provided between the wire winding and unwinding roller and the adjacent cutting assembly.
8. The wire saw unit according to claim 7, wherein the tension pulley mechanism is a linear tension pulley mechanism or a pendulum tension pulley mechanism.
9. A cutting assembly, comprising: comprising a cutting chamber in which the cutting mechanism according to any one of claims 1 to 9 is arranged and a pay-off chamber in which the pay-off and take-up mechanism according to any one of claims 1 to 8 is arranged.
10. The cutting assembly of claim 9, wherein the support frame of the cutting chamber comprises front and rear posts arranged in parallel, and wherein the rear post has a height greater than the height of the front post; the cutting mechanism comprises a front upright post, a rear upright post, a cutting roller group, a bearing box, a main cutting roller and a driving motor, wherein the cutting roller group of the cutting mechanism is rotatably arranged between the front upright post and the rear upright post through the bearing box, and the driving motor of the main cutting roller is positioned at the rear side of the rear upright post.
11. The cutting assembly of claim 9, wherein all cutting assemblies of the cutting mechanism are disposed side-by-side within the cutting chamber.
12. The cutting assembly of any one of claims 9-11, further comprising an electrical numerical control system mounting compartment provided with an electrical numerical control system, and wherein the electrical numerical control system mounting compartment is positioned in other orientations of the cutting compartment than the front.
13. A wire cutting device, characterized by comprising a base and the cutting assembly of any one of claims 9-12, wherein the cutting chamber is arranged on the base, and the wire winding and unwinding chambers are arranged on the left side and the right side of the base.
14. The wire cutting apparatus of claim 13, wherein a feeding mechanism for driving the workpiece to be cut to move relatively to the wire cutting net is further provided in the cutting chamber of the cutting assembly, and the feeding mechanism is provided on the cutting chamber support frame by a sliding mechanism.
15. The wire cutting device according to claim 14, wherein the sliding mechanism comprises a slide rail and a driving motor, the feeding mechanism is disposed on the slide rail through a mounting frame, and the driving motor is connected with the mounting frame.
16. The wire cutting apparatus of claim 14, wherein an electrical numerical control system mounting chamber of the cutting assembly is disposed above the rear pillar or on the base behind the rear pillar.
17. The wire cutting device according to claim 13, wherein a drain is provided at the bottom of the cutting chamber, a filter screen is provided at an inlet end of the drain, and one or more inlets of the drain may be provided.
18. The wire cutting apparatus of claim 16, wherein the electrical numerical control system comprises a cutting control unit for controlling operation of the cutting mechanism and a material feed control unit for controlling operation of the feed mechanism.
19. The wire cutting device according to claim 15, wherein the material feeding control unit comprises a single-station control module, and the single-station control module is in one-to-one correspondence with the number of the cutting assemblies and is electrically connected independently of each other.
20. The wire cutting apparatus according to any one of claims 13-19, wherein the multi-wire cutting apparatus is a microtome.
21. A method of controlling a multi-wire cutting apparatus, comprising the steps of:
s1, judging whether materials to be cut on a plurality of parallel cutting assemblies are at preset positions or not;
s2, starting cutting roller driving motors on all the cutting assemblies to synchronously rotate through a cutting control unit, controlling the cutting rollers to drive cutting lines to work, and starting a feeding mechanism through a material feeding control unit;
s3, monitoring working conditions of the cutting line and the feeding mechanism in real time, and feeding back the cutting conditions on each cutting assembly to a controller of the electrical numerical control system respectively;
s4, if no monitoring abnormality exists in the step S3, the working state is maintained until the cutting is finished; if the cutting line on any cutting assembly is monitored to work abnormally in the step S3, the cutting control unit and the material feeding control unit are controlled by the controller to stop all the control cutting roller driving motors and the material feeding driving motors, and fault processing is carried out; and if the feeding mechanism is abnormal in operation, stopping the operation of the corresponding material feeding driving motor and performing fault processing on the feeding mechanism.
22. The method according to claim 21, wherein the material feeding control unit controls the feeding mechanisms on all the cutting assemblies to be synchronously fed in step S2.
23. The method according to claim 21, wherein the material feeding control unit controls all feeding mechanisms on the cutting assembly to feed the material independently in step S2.
CN202211723231.6A 2022-06-30 2022-12-30 Wire saw unit, cutting assembly, wire cutting device and control method Pending CN116690816A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202211723231.6A CN116690816A (en) 2022-12-30 2022-12-30 Wire saw unit, cutting assembly, wire cutting device and control method
PCT/CN2023/104542 WO2024002329A1 (en) 2022-06-30 2023-06-30 Wire saw device, multi-wire cutting apparatus, and control method for multi-wire cutting apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211723231.6A CN116690816A (en) 2022-12-30 2022-12-30 Wire saw unit, cutting assembly, wire cutting device and control method

Publications (1)

Publication Number Publication Date
CN116690816A true CN116690816A (en) 2023-09-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211723231.6A Pending CN116690816A (en) 2022-06-30 2022-12-30 Wire saw unit, cutting assembly, wire cutting device and control method

Country Status (1)

Country Link
CN (1) CN116690816A (en)

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