WO2023226735A1 - Machine à scier à fil pour la découpe à forme incurvée et procédé de découpe - Google Patents

Machine à scier à fil pour la découpe à forme incurvée et procédé de découpe Download PDF

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Publication number
WO2023226735A1
WO2023226735A1 PCT/CN2023/092684 CN2023092684W WO2023226735A1 WO 2023226735 A1 WO2023226735 A1 WO 2023226735A1 CN 2023092684 W CN2023092684 W CN 2023092684W WO 2023226735 A1 WO2023226735 A1 WO 2023226735A1
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WO
WIPO (PCT)
Prior art keywords
cutting
roller
workpiece
wire
curved surface
Prior art date
Application number
PCT/CN2023/092684
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English (en)
Chinese (zh)
Inventor
周剑锋
杨力为
周韵豪
Original Assignee
长沙韵为科技有限公司
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Filing date
Publication date
Priority claimed from CN202211388025.4A external-priority patent/CN115674472A/zh
Application filed by 长沙韵为科技有限公司 filed Critical 长沙韵为科技有限公司
Publication of WO2023226735A1 publication Critical patent/WO2023226735A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/22—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups

Definitions

  • the invention relates to a wire saw processing equipment, belonging to the field of CNC wire saw processing, and in particular to a curved surface cutting wire saw machine and a cutting method.
  • Wire saw processing is widely used in slicing, dicing and two-dimensional curved surface shaping of hard and brittle difficult-to-machine materials in aerospace, photovoltaic power generation, wind power generation, semiconductor and other industries.
  • hard-brittle and difficult-to-machine materials mainly include precision zirconia ceramics, Alumina ceramics, silicon nitride ceramics, aluminum nitride ceramics, silicon carbide, monocrystalline silicon, polycrystalline silicon, magnetic materials, sapphire, mold steel and other materials often suffer from low efficiency, poor precision and low yield when processed according to conventional processing techniques.
  • the present invention provides a curved surface cutting wire saw machine and a cutting machine.
  • Method its circular cutting line performs high-speed and high-precision cutting on the workpiece, and realizes the feeding action of the workpiece according to the process during the cutting process.
  • the processing accuracy is as high as micron level or above, and the processing efficiency is as high as five millimeters to more than 20 millimeters per minute, occupying an area of The space is small and the processing of multiple two-dimensional curved surface products can be completed at one time.
  • a curved surface cutting wire saw machine includes a frame, a first cutting roller, a second cutting roller, a winding roller and a workpiece feeding device; the first cutting roller, the The second cutting roller and the winding roller are installed on the frame, and the workpiece feeding device is arranged in front of the frame;
  • the cutting line is wound around the first cutting roller, the second cutting roller and the winding roller in turn to form an annular cutting line; the cutting roller is used to drive the cutting line to rotate in a unidirectional cycle;
  • the workpiece feeding device includes a horizontal workbench and a vertical workbench.
  • the horizontal workbench is installed on the top of the vertical workbench.
  • the workpiece is installed on the horizontal workbench and is located between the first cutting roller and the vertical workbench. Below the second cutting roller; under the feeding motion of the workpiece feeding device, the cutting position between the workpiece to be cut and the first cutting roller and the second cutting roller.
  • the horizontal worktable is used to realize the horizontal feeding during the cutting process of the workpiece; the vertical working table is used to realize the lifting and lowering feeding during the cutting process of the workpiece.
  • the wire saw machine also includes a tensioning device, the tensioning device includes a winding wheel and a tension adjustment module, the winding wheel is provided on the tension adjustment module, and the cutting line forms the annular shape. During the cutting process, the winding wheel is surrounded, and the tension adjustment module is used to drive the winding wheel to move horizontally in the horizontal direction to adjust the tension of the cutting line.
  • first cutting roller, the second cutting roller, the winding roller and the winding wheel are respectively provided with a plurality of annular grooves of the same shape and size, and the annular grooves are used for Load the cutting line.
  • first cutting roller, the second cutting roller, the winding roller and the corresponding annular grooves on the winding wheel have the same shape, quantity and groove pitch; a single Or multiple cutting wires are respectively wound in the annular grooves with the same groove pitch.
  • annular groove is an annular V-shaped groove.
  • the wire saw machine also includes an infrared image detection device, and the infrared image detection device includes an infrared camera and an image processing module;
  • the infrared camera is used to collect and output to the image processing module an infrared image of the cutting line between the first cutting roller and the second cutting roller and the workpiece;
  • the image processing module identifies the image of the workpiece in the infrared image, determines the processing progress of the two-dimensional curved surface of the workpiece, and sends a completion signal when the processing progress is completed; at the same time, the image processing module identifies the image of the workpiece in the infrared image.
  • the image pixel value of the cutting line is used to determine the temperature of the cutting line. When the cutting line exceeds the preset temperature threshold, a cooling signal is output.
  • the cutting wire is an annular steel wire, an annular wire coated with diamond powder particles, or a flexible annular steel wire coated with diamond particles.
  • the diameter of the cutting line formed by the flexible annular steel wire coated with diamond particles is 0.1 mm to 0.6 mm.
  • the invention also discloses a cutting method according to any one of the above mentioned curved surface form cutting wire saw machines.
  • the cutting method includes the following steps:
  • the tensioning device tensions and loads each cutting line into each annular groove through tension setting
  • the first cutting roller and the second cutting roller decelerate to zero to complete the two-dimensional curved surface sawing of the workpiece.
  • the invention enables the workpiece to be processed according to the two-dimensional curved surface required by the design, thereby realizing the two-dimensional curved surface processing of the workpiece, and utilizing the characteristics of simultaneous processing of multiple annular lines, the workpiece can be processed simultaneously. Achieve multiple two-dimensional curved surface processing at one time, greatly improving efficiency and sawing accuracy.
  • the invention performs high-speed and high-precision cutting on the workpiece through single or multiple ring wires, and the linear speed can reach a high-speed linear speed design of more than 50 meters per second, or even more than 100 meters per second.
  • a high-speed linear speed design of more than 50 meters per second, or even more than 100 meters per second.
  • each ring line can continuously cut the workpiece without changing direction, that is, there is no round-trip cycle process of acceleration, deceleration, pause, change of direction, and re-acceleration, which greatly improves the effective time involved in cutting. , thereby achieving efficient cutting and processing efficiency It can reach more than twice the existing processing technology.
  • the present invention is a continuous machining process without reversal, and the setting of the annular groove reduces the mechanical vibration of the annular line, the entire processing process of the workpiece can be cut under the annular line of the same specification, avoiding the need for up and down processing of the workpiece.
  • the ring lines do not interfere with each other and do not cross-wrap each other, which greatly ensures the dimensional consistency of the workpieces processed in the same batch, and ultimately achieves a high degree of consistency in the size and tolerance of each workpiece, achieving high precision.
  • the cutting accuracy can reach micron level, realizing the processing technology of sawing instead of grinding.
  • the invention monitors the workpiece and the cutting line through an infrared image detection device, detects the processing progress of the workpiece in real time, and monitors the working temperature of the cutting line at any time to avoid the working temperature of the cutting line exceeding the normal working temperature, thereby affecting the service life and processing quality, and also avoiding Cause damage to the wire saw machine.
  • Figure 1 is a schematic structural diagram of the entire curved surface cutting wire saw machine of the present invention
  • Figure 2 is a schematic diagram of the ring line routing structure in Figure 1;
  • Figure 3 is a schematic structural diagram of the cutting working principle of a curved surface cutting wire saw machine according to an embodiment of the present invention
  • Figure 4 is a schematic structural diagram of the cutting working principle of the curved surface cutting wire saw machine according to the second embodiment of the present invention.
  • 1-frame 2-first cutting roller, 3-second cutting roller, 4-winding roller, 5-tensioning device, 6-horizontal workbench, 7-vertical workbench, 8 -Cutting fluid supply device, 9-cutting line, 10-workpiece, 11-infrared image detection device.
  • connection should be understood in a broad sense.
  • connection can be a fixed connection, a detachable connection, or an integral connection.
  • Connection can be a mechanical connection, an electrical connection or mutual communication, a direct connection, an indirect connection through an intermediary, an internal connection between two components, or an internal connection between two components. interaction relationship.
  • connection can be a mechanical connection, an electrical connection or mutual communication, a direct connection, an indirect connection through an intermediary, an internal connection between two components, or an internal connection between two components. interaction relationship.
  • This embodiment describes a curved surface cutting wire saw machine and a cutting method, which have high processing accuracy, fast speed, and can realize single or multi-line cutting.
  • the wire saw machine includes a frame 1.
  • the front panel of the frame 1 is provided with a first cutting roller 2, a second cutting roller 3, a winding roller 4, and a tensioning roller 4.
  • Device 5 workpiece feeding device, cutting fluid supply device 8 and central control unit.
  • the central control unit is respectively connected with the first cutting roller 2, the second cutting roller 3, the tensioning device 5, the workpiece feeding device and the cutting fluid supply.
  • the devices 8 are connected to each other and control each component to act according to needs.
  • Single or multiple cutting wires 9 are wound around the first cutting roller 2, the second cutting roller 3, the winding roller 4 and the tensioning device 5, and are installed on the workpiece feeding device through one-way circular operation.
  • the central control unit controls the workpiece feeding device to adjust the position of the workpiece 10 in real time according to product processing requirements, thereby changing the cutting position of the workpiece 10 by the cutting line 9, and the cutting fluid supply device 8 cools down the cutting area. , cleaning and lubrication.
  • the first cutting roller 2 and the second cutting roller 3 on both sides of the workpiece 10 are respectively arranged on one side of the front panel of the frame 1 for driving the cutting line 9 to circulate.
  • the first cutting roller 2 Any one of the cutting rollers 2 and 3 is provided with a rotational driving device, which provides rotational power to the first cutting roller 2 or the second cutting roller 3, so that the first cutting roller 2 or the second cutting roller 3 is provided with a rotational driving device.
  • the two cutting rollers 3 become the driving wheels for the rotation of the cutting line 9.
  • the other first cutting roller 2 or the second cutting roller 3 can be configured with a rotating drive device according to the needs of the working conditions.
  • the drive device adopts an electric spindle or a high-speed spindle.
  • the two rotary driving devices rotate synchronously, which can increase the traveling power of the cutting line 9.
  • the rotary drive device is connected to the central control unit, and the central control unit controls the start and stop actions and rotation speed of the rotary drive device, thereby changing the cutting speed of the cutting line 9 .
  • the tensioning device 5 on the other side of the front panel of the frame 1 is installed on the frame 1.
  • the tensioning device 5 includes a winding wheel and a tension adjustment module.
  • the winding wheel is located on the tension adjustment module, and the tension adjustment module drives the winding.
  • the wire wheel moves horizontally in the horizontal direction to ensure the tension of the cutting line 9 so as to realize the high-speed rotation of the cutting line 9 and prevent the cutting line 9 at the first cutting roller 2 and the second cutting roller 3 from detaching or loosening. This affects the cutting effect.
  • the size of the tensioning force F in the tensioning device 5 varies according to the wire diameter D of the cutting wire 9.
  • the breaking tension T of the cutting wire 9 is different for different wire diameters D. The larger the tensioning force F, the higher the cutting efficiency, but the cutting efficiency is higher.
  • the service life of line 9 is shorter.
  • One or more winding rollers 4 are provided on the front panel of the machine frame 1 for cooperating with the first cutting roller 2 , the second cutting roller 3 , and the tensioning device 5 to complete the annular winding of the cutting wire 9 .
  • the number of winding rollers 4 is determined by the length of the required cutting line 9 and different process requirements.
  • the winding roller 4 is a non-powered roller, that is, a driven wheel. The co-rotating power of the first cutting roller 2 and the second cutting roller 3 drives the driven rotation, thereby causing the cutting line 9 to circulate in one direction.
  • This embodiment takes five winding rollers as an example to illustrate the arrangement of multiple winding rollers (represented by 4.1, 4.2, 4.3, 4.4 and 4.5 respectively) and the tensioning device 5 on the frame 1, as follows:
  • the center of a winding roller 4.1 is located directly above the workpiece feeding device, its rotation axis is parallel to the horizontal axis of the workpiece feeding device, and is arranged on the machine
  • the 1# position of the frame 1 is used to pull the cutting wire 9 under the first cutting roller 2 and the second cutting roller 3 to wind upward.
  • the two winding rollers 4 are arranged above and below the tensioning device 5 at the 2# and 3# positions of the frame 1, Among them, the center height of the 2# winding roller 4.2 is lower than the center height of the 1# winding roller 4, and the horizontal tangent line of the bottom end of the 2# winding roller 4.2 is the top of the winding wheel on the tensioning device 5 The horizontal tangent line is used to press down the cutting line 9 above the 1# winding roller 4 so that it extends toward the winding wheel of the tensioning device 5 in the horizontal direction.
  • the 3# winding roller 4.3 is set at the 3# position of the frame 1 under the right side of the tensioning device 5.
  • the cutting line 9 wraps around the winding wheel, it extends from the bottom of the winding wheel and winds to the 3# winding roller.
  • the settings of the 2# winding roller 4.2 and the 3# winding roller 4.3 can ensure the contact length between the cutting wire 9 and the winding wheel to increase the tensioning force of the tensioning device 5 for adjusting the cutting wire 9.
  • the 4# winding roller 4.4 is set below the side of the 3# winding roller 4.3.
  • the cutting line 9 is wound from above the 3# winding roller 4.3 and then extends downward to the 4# winding roller 4.4, surrounding the 4# winding roller.
  • the roller 4.4 extends backward towards the 5# winding roller 4.5 set at the 5# position.
  • the 5# winding roller 4.5 is set below the 2# winding roller 4.2, and the center of the 5# winding roller 4.5 is not Lower than the center height of the first cutting roller 2, the cutting line 9 is wound from the top of the 5# winding roller 4.5 and extends to the bottom of the first cutting roller 2 and the second cutting roller 3, and is connected with the 1# winding roller. 4, it can ensure that the cutting line 9 moves linearly under the first cutting roller 2 and the second cutting roller 3 to the greatest extent.
  • the center height of the 4# winding roller 4.4 is lower than the center height of the 3# winding roller 4.3 and 5# winding roller 4.5.
  • the height difference can be determined according to the length of the cutting line 9 to adapt to different lengths.
  • first cutting roller 2, the second cutting roller 3, each winding roller 4 and the winding wheel of the tensioning device 5 are respectively provided with multiple annular grooves of the same shape and size for loading and cutting.
  • the corresponding annular groove shapes, quantities and groove pitches on the first cutting roller 2, the second cutting roller 3, each winding roller 4 and the winding wheel of the tensioning device 5 are all the same, so that the corresponding annular grooves are located at on the same plane.
  • the annular groove is an annular V-shaped groove.
  • Single or multiple cutting wires 9 are respectively wound in annular grooves with the same groove pitch, which can ensure that the cutting wires 9 rotate at high speed in the same plane, and can also avoid cross-interference and entanglement between the multiple cutting wires 9, making them Only participate in work within their respective annular grooves.
  • the groove pitch is configured according to the size of the workpiece 10 that needs to be processed.
  • multiple sets of cutting rollers and winding wheels can be prepared according to different annular groove numbers and groove pitches, so that they can be replaced according to the cutting process of the workpiece 10 during production, so as to reduce the workpiece feed.
  • the feeding action of the device improves cutting accuracy and efficiency.
  • the cutting wire 9 used in this embodiment is a ring-shaped steel wire, or it can be a ring-shaped wire coated with diamond powder particles of required size and connected head to tail.
  • the cutting wire 9 is a wire with a diameter of 0.1 mm ⁇ 0.6mm flexible ring-shaped steel wire coated with diamond particles.
  • the length of the cutting line 9 is determined according to different workpieces 10 and different processing technology requirements. The longer the line length L, the longer the service life. However, the greater the number of winding rollers 4 required, the larger the occupied space.
  • L number of cuttings*single wire consumption, and the single wire consumption is the cutting process value. The process value is different for cutting different materials and different specifications and sizes.
  • the number of cutting is determined by the output demand of the required product, that is,
  • the cutting wire 9 of reasonable length can be selected according to different production requirements, which not only saves the cost of the cutting wire 9 but also saves the number of winding rollers 4 . If the wire consumption of a single processing of hard, brittle and difficult-to-machine materials generally does not exceed 2 meters, then according to this wire saw machine, the cutting process of most workpieces 10 can be achieved by using a cutting wire 9 of 2 to 10 meters long.
  • the workpiece feeding device is provided at one end of the front panel of the frame 1 and is located below the first cutting roller 2 and the second cutting roller 3, and is used to realize two-dimensional curved surface processing and feeding of the workpiece 10 during the cutting process.
  • the workpiece feeding device includes a horizontal workbench 6 and a vertical workbench 7.
  • the horizontal workbench 6 is installed on the operating table through the vertical workbench 7.
  • the horizontal workbench 6 is provided with clamping parts and a horizontal moving component.
  • the horizontal moving component is arranged on the vertical workbench 7 and includes a track and a horizontal drive module.
  • the clamping member is placed on the track and is used to clamp the workpiece 10.
  • the horizontal drive module The module is placed at one end of the track and is used to drive the clamping piece to move horizontally along the track to provide feed for the workpiece 10 in the horizontal direction (i.e., the front and rear direction of the wire saw machine).
  • the horizontal drive module is based on the feed speed and feed input from the central control unit. The position-driven clamping enables horizontal feeding of the workpiece 10 .
  • the vertical workbench 7 provides the entire horizontal workbench 6 with the function of rising and falling in the vertical direction, and is used to adjust the height of the workpiece 10 .
  • the vertical workbench 7 includes a lifting module and a worktable.
  • the lifting module is fixed on the operating table.
  • the horizontal moving component of the horizontal workbench 6 is fixed on the top of the lifting module through the workbench, and is lifted and lowered through the lifting module.
  • the workpiece feeding device realizes two-dimensional curved surface feeding of the workpiece 10 through the combined movement of the horizontal worktable 6 and the vertical worktable 7.
  • the speed of the combined feed is the processing feed speed of the workpiece 10.
  • This wire saw The machine can set a processing feed speed of 0 ⁇ 20mm per minute according to the processing technology to meet the needs of efficient cutting.
  • Multiple liquid supply ports of the cutting fluid supply device 8 are arranged horizontally side by side between the first cutting roller 2 and the second cutting roller 3 and the #1 winding roller 4, and the liquid supply equipment is arranged inside or behind the frame 1 , transport cutting fluid to the cutting area through the liquid supply port to cool, clean chips and lubricate the workpiece 10 and cutting line 9 in the cutting area.
  • the cutting line 9 in this embodiment can realize clockwise or counterclockwise unidirectional circulation driven by the rotation of the first cutting roller 2 and the second cutting roller 3.
  • the following is an example of the counterclockwise circulation of the cutting line 9.
  • the cutting method implemented by this wire saw machine.
  • the tensioning device 5 tensions and loads each cutting wire 9 into each annular groove through tension setting
  • the high-speed operation of 9 is conducive to achieving a linear speed of 50 to 100 m/s equivalent to the rotational speed of the first cutting roller 2 and the second cutting roller 3, making it far exceeding the 30 m/s of current conventional equipment. high speed;
  • the first cutting roller 2 and the second cutting roller 3 begin to decelerate to zero, thereby completing the two-dimensional curved surface sawing of the workpiece 10.
  • the cutting wires 9 rotate in a one-way infinite cycle at high speed, and the cutting wires 9 do not cross or interfere with each other, which ensures that the wear consistency of each annular groove and the wear of each cutting wire 9 are consistent performance, thereby ensuring the consistency of the entire plate processing accuracy of each workpiece 10. Since there is only one acceleration and deceleration process for each cutting line 9 during the entire cutting process, there is no pause phenomenon during sawing, so that the workpiece 10 moves from the starting point of the curved surface to The end point is always sawed at the same speed and in the same direction, further controlling the processing accuracy of a single curved surface from the starting point to the end point in the entire workpiece 10, thereby achieving micron-level or even higher processing accuracy.
  • the wire saw machine also includes an infrared image detection device 11 (see Figure 4).
  • the infrared image detection device 11 includes an infrared camera and an image processing module.
  • the infrared camera can be arranged on the front panel of the frame 1 and located above the first cutting roller 2 and the second cutting roller 3, or it can also be arranged outside the wire saw machine so that the infrared camera can look down. Just obtain the infrared image of the cutting line 9 between the first cutting roller 2 and the second cutting roller 3 and the workpiece 10 .
  • the image processing module is installed in the central control unit and is used to process infrared images collected by the infrared camera.
  • the image processing module is used to identify the image of the workpiece 10 in the infrared image, and compare it with the preset completed two-dimensional curved surface of the workpiece 10 to determine its processing progress. If the processing progress is completed, it will send a message to the central control unit. Complete signal.
  • the image processing module includes a feature extraction module.
  • the feature extraction module is used to extract linear features corresponding to each cutting line 9 from the image.
  • the feature extraction module can adopt existing machine vision equipment.
  • Feature extraction module implementation Based on the extracted linear features, the image processing module identifies the image pixel value (or brightness value) of the characteristic area (corresponding to the cutting line 9) in the infrared image, determines the temperature of the single or multiple cutting lines 9, and based on the local part in the image
  • the pixel value of the bright spot such as the RGB color value, establishes a corresponding relationship with the standard temperature material. Based on this correspondence, the pixel value of the local bright spot in the infrared image can be converted into the corresponding temperature value.
  • a cooling signal is sent to the central control unit.
  • the image processing module processes the cutting line 9 in the infrared image.
  • the specific process is: first, extract the pixel areas arranged in a long straight shape and with pixel values indicating high temperature, and treat these pixel values as pixels corresponding to the cutting line 9; continuously monitor the cutting The pixel value corresponding to line 9 is to avoid exceeding the normal operating temperature range of cutting line 9.
  • the central control unit controls the cutting fluid supply device 8 to increase the cutting fluid flow to control the temperature of the cutting line 9 within the normal operating temperature range.
  • the large cutting fluid flow rate still cannot control the temperature of the cutting wire 9, so the cutting wire 9 speed is reduced or the alarm is shut down to control the temperature of the cutting wire 9 within the normal operating temperature range.
  • the temperature of the cutting line 9 is too high. For example, it may be due to the spraying position of the cutting fluid and the cutting position. There is a deviation between the positions, which may also be due to the particularity of the material being cut, or it may be due to the severe local loss of the cutting line 9.
  • problems during the cutting process of the cutting wire 9 can be discovered in time, thereby avoiding unnecessary losses to the wire saw machine, reducing damage to the workpiece 10, and improving the yield rate.

Abstract

Machine à scier à fil de forme incurvée et procédé de découpe, la machine à scier à fil comprenant un châssis (1), un premier rouleau de découpe (2), un second rouleau de découpe (3), un rouleau d'enroulement (4) et un appareil d'alimentation en pièces à usiner ; un fil de découpe (9) est enroulé successivement sur le premier rouleau de découpe (2), le second rouleau de découpe (3) et le rouleau d'enroulement (4) pour constituer un fil de découpe annulaire (9) ; le premier rouleau de découpe (2) et/ou le second rouleau de découpe (3) sont utilisés pour entraîner le fil de découpe (9) afin qu'il effectue une rotation circulaire unidirectionnelle ; l'appareil d'alimentation en pièces à usiner comprend un établi horizontal (6) et un établi vertical (7), l'établi horizontal (6) étant monté à une extrémité supérieure de l'établi vertical (7) ; lors d'un mouvement d'alimentation de l'appareil d'alimentation en pièces à usiner, une position à couper d'une pièce à usiner (10) est reliée au fil de découpe (9) entre le premier rouleau de découpe (2) et le second rouleau de découpe (3) ; l'établi horizontal (6) est utilisé pour réaliser l'alimentation horizontale pendant la découpe de la pièce (10) ; et l'établi vertical (7) est utilisé pour réaliser l'alimentation par levage pendant la découpe de la pièce (10).
PCT/CN2023/092684 2022-05-26 2023-05-08 Machine à scier à fil pour la découpe à forme incurvée et procédé de découpe WO2023226735A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN202221310896.XU CN217834241U (zh) 2022-05-26 2022-05-26 一种曲面切割多环线锯机
CN202221310896.X 2022-05-26
CN202211388025.4A CN115674472A (zh) 2022-05-26 2022-11-07 一种曲面形式切割线锯机及切割方法
CN202211388025.4 2022-11-07

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Publication number Priority date Publication date Assignee Title
CN217834241U (zh) * 2022-05-26 2022-11-18 长沙韵为科技有限公司 一种曲面切割多环线锯机

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