WO2022041746A1 - Anti-splattering metal cutting device - Google Patents

Anti-splattering metal cutting device Download PDF

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Publication number
WO2022041746A1
WO2022041746A1 PCT/CN2021/086560 CN2021086560W WO2022041746A1 WO 2022041746 A1 WO2022041746 A1 WO 2022041746A1 CN 2021086560 W CN2021086560 W CN 2021086560W WO 2022041746 A1 WO2022041746 A1 WO 2022041746A1
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WO
WIPO (PCT)
Prior art keywords
cutting
laser cutting
metal
liquid nitrogen
laser
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Application number
PCT/CN2021/086560
Other languages
French (fr)
Chinese (zh)
Inventor
潘晓平
许杰
任明刚
Original Assignee
南京涵曦月自动化科技有限公司
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Application filed by 南京涵曦月自动化科技有限公司 filed Critical 南京涵曦月自动化科技有限公司
Publication of WO2022041746A1 publication Critical patent/WO2022041746A1/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36Removing material
    • B23K26/38Removing material by boring or cutting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70Auxiliary operations or equipment
    • B23K26/702Auxiliary equipment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70Auxiliary operations or equipment
    • B23K26/702Auxiliary equipment
    • B23K26/703Cooling arrangements

Definitions

  • the invention relates to the technical field of metal cutting, in particular to an anti-splash metal cutting device.
  • Cutting machines are divided into flame cutting machines, plasma cutting machines, laser cutting machines, water cutting machines, etc.
  • the laser cutting machine is the fastest in efficiency, the highest in cutting accuracy, and the cutting thickness is generally small.
  • the cutting speed of the plasma cutting machine is also very fast, and the cutting surface has a certain slope.
  • the flame cutting machine is aimed at carbon steel materials with large thickness.
  • the laser cutting machine focuses the laser emitted from the laser into a high power density laser beam through the optical path system.
  • the laser beam is irradiated on the surface of the workpiece to make the workpiece reach the melting point or boiling point, and the high-pressure gas coaxial with the beam will blow away the molten or vaporized metal.
  • the laser cutting process replaces the traditional mechanical knife with an invisible beam, with high precision , fast cutting, not limited to cutting pattern restrictions, automatic typesetting to save material, smooth incision, low processing cost and other characteristics, will gradually improve or replace the traditional metal cutting process equipment.
  • the rest of the cutting methods will inevitably generate a large number of cutting sparks in the process of cutting metal. Therefore, the cutting equipment will be equipped with a cooling water mechanism for use.
  • the purpose of the present invention is to provide an anti-spatter metal cutting device, to solve the problem of the above-mentioned background technology. It leaves the saw blade quickly and sputters around the cutting environment.
  • the traditional cooling water can only reduce the temperature of the powder, but cannot prevent it from splashing, and the coarser powder will continue to burn during the flight.
  • an anti-splash metal cutting device comprising a cutting base and a processing base, a cutting workbench is arranged above the cutting base, and the cutting workbench and the cutting base Connected by bolts, a laser cutting case is arranged above the cutting table, and the laser cutting case is fixedly connected to the cutting table.
  • a mechanical cutting shaft arm is arranged above the laser cutting case, and the mechanical cutting shaft arm is connected to the laser cutting shaft.
  • the chassis is connected by screws, one end of the mechanical cutting shaft arm is provided with a laser cutting head, the top of the laser cutting head is provided with a laser cutting module, and the laser cutting module is electrically connected with the laser cutting head, the laser cutting Both sides of the cutting head are provided with spark cooling grooves, the interior of the spark cooling groove is provided with a high-pressure spray head, and the high-pressure spray head and the spark cooling groove are rotatably connected through internal threads, and a liquid nitrogen flow channel is arranged above the high-pressure spray head , and the liquid nitrogen flow channel runs through and extends to the inside of the mechanical cutting shaft arm.
  • the bottom of the laser cutting head is provided with a metal button frame, and the metal button frame is rotatably connected with the laser cutting head, and the bottom of the two ends of the metal button frame is A positioning block is provided, and the positioning block is fixedly connected with the metal button frame, which can quickly cool the spark debris by low-temperature liquid nitrogen, and prevent the burning debris from igniting surrounding objects.
  • a compression tank is provided on the top of the mechanical cutting shaft arm, and a booster pump is provided above the compression tank, and the compression tank, the liquid nitrogen flow channel and the booster pump pass through a flange
  • One side of the compression tank body is provided with a heat preservation conveying pipe, and the other end of the heat preservation conveying pipe is provided with an electronically controlled conveying pump box, and the electrically controlled conveying pump box and the compression tank body and the heat preservation conveying pipe are connected by flanges , which can realize the conveying operation of liquid nitrogen, and pressurize the liquid nitrogen so that the liquid nitrogen can be in contact with the spark in the state of high-speed injection.
  • both sides of the electronically controlled delivery pump box are provided with a collection valve port, and both sides of the other end of the mechanical cutting shaft arm are provided with a liquid nitrogen storage tank.
  • the top is provided with a tank valve port, and the tank valve port and the collection valve port are connected by pipelines, which can ensure the supply of liquid nitrogen.
  • a metal box door is provided on one side of the laser cutting box, and the metal box door and the laser cutting box are rotatably connected through hinges, and an operation control panel is arranged on the outer surface of the metal box door, and The operation control panel is electrically connected with the laser cutting chassis, and the operation program of the entire cutting equipment can be set through the operation control panel.
  • a biaxial workpiece placing table is provided above the processing base, the biaxial workpiece placing table includes a fixed shaft table, and the fixed shaft table and the processing base are connected by screws, and the fixed shaft
  • the top of the platform is provided with a first horizontal axis platform, and the first horizontal axis platform is slidably connected to the fixed axis platform through a horizontal axis slider, and a second horizontal axis platform is arranged above the first horizontal axis platform, and the second horizontal axis platform is
  • the pillow block is slidably connected to the first horizontal pillow block through the vertical axis slider, which can realize the multi-directional movement of the cutting workpiece, and can meet the operation of most cutting patterns.
  • the top of the second horizontal pillow block is provided with a cutting and processing plate frame
  • the cutting and processing plate frame is connected with the second horizontal pillow block through a clamping slot
  • the inner side of the cutting and processing plate frame is provided with metal
  • the spacer rod, and the metal spacer rod is welded and connected with the cutting processing plate frame, which can support the workpiece to be cut, and at the same time will not hinder the laser penetration cutting operation.
  • a limit working plate is arranged inside the second horizontal pillow block, and the limit working plate is connected with the second horizontal pillow block through a slot, and a movable shaft is arranged above the limit working plate
  • the bottom of the movable shaft seat is provided with an electronically controlled pulley, which can make the movable shaft seat move horizontally inside the second horizontal shaft platform.
  • a suction cup electromagnetic ring is arranged on the top of the movable shaft seat, and the suction cup electromagnetic ring and the movable shaft seat are connected by a slot, and a radar tracking module is arranged on the inner side of the suction cup electromagnetic ring, and the radar tracking module It is connected with the movable shaft seat by screws, which can absorb the cooled cutting debris, which is convenient for later collection and processing.
  • the present invention uses liquid nitrogen instead of cooling water to cool the spark.
  • the pressurized liquid nitrogen enters the high-pressure nozzle through the liquid nitrogen flow channel, and then sprays the liquid nitrogen into the spark cooling tank through the high-pressure nozzle.
  • the spark cooling tank controls the flow direction of the ejected liquid nitrogen, so that the liquid nitrogen can contact the spark below, and the low temperature characteristic of the liquid nitrogen makes the spark cool quickly, so as to prevent the falling debris from welding on the surface of the plate, and the liquid nitrogen It can also wash the black toner on the surface of the debris to prevent the surface appearance of the plate from being affected.
  • the liquid nitrogen will volatilize quickly after contacting with high temperature, and will not stay on the surface of the plate in large quantities;
  • the booster pump will pressurize the liquid nitrogen inside the tank, so that when the liquid nitrogen is output, it can be carried out with sparks in a high state. contact, and the high-speed jet of liquid nitrogen and the movement trajectory of the spark are staggered, so that after cooling, the flying speed of the spark can also be reduced by impact. Once the flying speed of the spark is reduced, the magnetic force on the plate The spark debris will be drawn to the surface of the plate for adsorption;
  • the top of the movable shaft seat of the present invention is provided with a suction cup electromagnetic ring, and the suction cup electromagnetic ring and the movable shaft seat are connected through a slot. After the suction cup electromagnetic ring is powered on, its surface will generate a magnetic force, and this magnetic force will penetrate The over-cutting processing plate frame acts on the cutting plate, so that there is a magnetic field on the surface of the plate.
  • the cutting chips cooled by liquid nitrogen will be adsorbed on the surface of the plate, because the essence of the cutting spark is cutting
  • the debris is affected by high temperature, and the internal carbon atoms and some metal atoms absorb heat and become excited states, and emit a red spectrum when returning to the ground state, so a spark is formed, and after the spark cools, its essence is incomplete combustion.
  • the resulting mixture of carbon powder and metal due to its metallic properties, can be magnetically attracted, thus avoiding the danger of sputtering debris.
  • Fig. 1 is the overall front view of the present invention
  • Fig. 2 is the cross-sectional structure schematic diagram of the whole machine cutting shaft arm of the present invention
  • Fig. 3 is a schematic diagram of the structure of the gold laser cutting head of the present invention.
  • FIG. 4 is a schematic structural diagram of a dual-axis workpiece placement table of the present invention.
  • FIG. 5 is a schematic diagram of the internal structure of the second horizontal pillow block of the present invention.
  • cutting base 1 cutting base 2, processing base 2, cutting table 3, laser cutting case 4, metal box door 5, operation control panel 6, liquid nitrogen storage tank 7, tank valve port 8, mechanical cutting shaft arm 9 ,
  • Electronically controlled conveying pump box 10 collecting valve port 11, heat preservation conveying pipeline 12, compression tank 13, booster pump 14, biaxial workpiece placing table 15, fixed pivot table 16, first horizontal pivot table 17, second horizontal pivot table Pillow block 18, horizontal axis slider 19, vertical axis slider 20, limit work plate 21, movable axis seat 22, suction cup electromagnetic ring 23, radar tracking module 24, cutting and processing plate frame 25, metal spacer 26, liquid nitrogen Flow channel 27 , high pressure nozzle 28 , laser cutting module 29 , spark cooling groove 30 , laser cutting head 31 , metal button frame 32 , positioning block 33 .
  • an anti-splash metal cutting device including a cutting base 1 and a processing base 2, a cutting table 3 is arranged above the cutting base 1, and the cutting The worktable 3 is connected with the cutting base 1 by bolts, a laser cutting case 4 is arranged above the cutting worktable 3, and the laser cutting case 4 is fixedly connected with the cutting worktable 3, and a mechanical cutting shaft arm is arranged above the laser cutting case 4 9, and the mechanical cutting shaft arm 9 is connected with the laser cutting chassis 4 by screws, and one end of the mechanical cutting shaft arm 9 is provided with a laser cutting head 31.
  • the laser cutting uses a high power density laser beam to scan the surface of the material.
  • the material is heated to several thousand to tens of thousands of degrees Celsius within a period of time to melt or vaporize the material, and then use high-pressure gas to blow the melted or vaporized material away from the slit to achieve the purpose of cutting the material.
  • the top of the laser cutting head 31 is set There is a laser cutting module 29, and the laser cutting module 29 is electrically connected with the laser cutting head 31.
  • Both sides of the laser cutting head 31 are provided with spark cooling grooves 30, and the interior of the spark cooling groove 30 is provided with a high-pressure nozzle 28, and The high-pressure nozzle 28 and the spark cooling groove 30 are connected in rotation through internal threads.
  • a liquid nitrogen flow channel 27 is arranged above the high-pressure nozzle 28, and the liquid nitrogen flow channel 27 runs through and extends to the inside of the mechanical cutting shaft arm 9.
  • the pressurized liquid Nitrogen enters the high-pressure nozzle 28 through the liquid nitrogen flow channel 27, and then injects the liquid nitrogen into the spark cooling tank 30 through the high-pressure nozzle 28, and controls the flow direction of the injected liquid nitrogen through the spark cooling tank 30, so that the liquid nitrogen can be It is in contact with the spark below, and the low temperature characteristic of liquid nitrogen makes the spark cool quickly, so as to avoid the falling debris from welding on the surface of the plate.
  • the liquid nitrogen can also wash the black carbon powder on the surface of the debris to prevent it from affecting the plate.
  • the bottom of the laser cutting head 31 is provided with a metal button frame 32, and the metal button frame 32 is rotatably connected with the laser cutting head 31, and positioning stops 33 are provided below both ends of the metal button frame 32, and the positioning stops
  • the block 33 is fixedly connected with the metal button frame 32, and the positioning block 33 and the spark cooling grooves 30 on both sides are in a cross-shaped structure. 30 is on the same route.
  • a compression tank 13 is provided on the top of the mechanical cutting shaft arm 9, and a booster pump 14 is provided above the compression tank 13.
  • the compression tank 13 is connected with the liquid nitrogen flow channel 27 and the booster pump 14 through flanges,
  • One side of the compression tank body 13 is provided with a heat preservation conveying pipe 12, and the other end of the heat preservation conveying pipe 12 is provided with an electronically controlled conveying pump box 10.
  • the electronically controlled conveying pump box 10 and the compression tank body 13 and the heat preservation conveying pipe 12 pass through the flange
  • the booster pump 14 will pressurize the liquid nitrogen inside the tank, so that when the liquid nitrogen is output, it can be in a high state with sparks.
  • Contact, and the high-speed sprayed liquid nitrogen and the spark's trajectory are staggered, so that after cooling, the flying speed of the spark can also be reduced by impact.
  • the magnetic force pulls the spark debris to the surface of the plate for adsorption.
  • both sides of the electronically controlled delivery pump box 10 are provided with a collection valve port 11, and both sides of the other end of the mechanical cutting shaft arm 9 are provided with a liquid nitrogen storage tank 7, and the top of the liquid nitrogen storage tank 7 is provided with a tank body valve port 8, and the tank body valve port 8 and the collection valve port 11 are connected by pipelines.
  • the two groups of liquid nitrogen storage tanks 7 on either side are connected above the collection valve port 11 through a three-way pipeline.
  • the electronically controlled delivery pump box 10 will extract liquid nitrogen from the liquid nitrogen storage tank 7 and deliver it to the inside of the compression tank 13 .
  • one side of the laser cutting cabinet 4 is provided with a metal box door 5, the interior of the laser cutting cabinet 4 is an electronic component module required by the laser cutting equipment, and the metal box door 5 is connected with the laser cutting cabinet 4 through hinges.
  • the outer surface of the box door 5 is provided with an operation control board 6, and the operation control board 6 is electrically connected with the laser cutting case 4, and the operation control board 6 can manage and control the entire cutting equipment.
  • a biaxial workpiece placement table 15 is arranged above the machining base 2, and the biaxial workpiece placement table 15 includes a fixed pivot table 16, and the fixed pivot table 16 is connected with the machining base 2 by screws, and the upper part of the fixed pivot table 16 is provided.
  • a second horizontal axis platform 18 is arranged above the first horizontal axis platform 17, and the second horizontal axis platform The pillow block 18 is slidably connected to the first horizontal pillow block 17 through the vertical axis slider 20.
  • the horizontal axis slider 19 at the bottom of the first horizontal pillow block 17 can move horizontally from side to side along the fixed pillow block 16, while the second horizontal pillow block 19 can move horizontally from side to side. 18 can be horizontally moved back and forth along the first horizontal axis table 17 through the vertical axis slider 20 at the bottom, and the metal plate can be driven to move according to the specified cutting pattern through the cooperation of the three.
  • a cutting and processing plate frame 25 is arranged on the top of the second horizontal axis support 18, and the cutting and processing plate frame 25 is connected with the second horizontal axis platform 18 through a slot, and a metal spacer 26 is provided on the inner side of the cutting and processing plate frame 25.
  • the metal spacer 26 is welded and connected to the cutting plate frame 25, and the plate is fixed above the metal spacer 26 during cutting, so as to prevent the metal plate from shifting due to the influence of magnetic force.
  • a limit working plate 21 is arranged inside the second horizontal axis table 18 to ensure the smoothness of the moving plane, and the limit working plate 21 is connected with the second horizontal axis platform 18 through a slot, and the upper part of the limit working plate 21 is arranged
  • a movable shaft seat 22 a power supply system is arranged inside the movable shaft seat 22, and an electric control pulley is arranged at the bottom of the movable shaft seat 22, and the electric control pulley can drive the movable shaft seat 22 to move on the surface of the limit work plate 21.
  • the top of the movable shaft seat 22 is provided with a suction cup electromagnetic ring 23, and the suction cup electromagnetic ring 23 is connected with the movable shaft seat 22 through a slot.
  • the suction cup electromagnetic ring 23 After the suction cup electromagnetic ring 23 is powered on, its surface will generate a magnetic force. This magnetic force It will act on the cutting plate through the cutting and processing plate frame 25, so that there is a magnetic field on the surface of the plate. At this time, the cutting debris cooled by the liquid nitrogen will be adsorbed on the surface of the plate, because the cutting spark The essence is that the cutting debris is affected by high temperature, and the internal carbon atoms and some metal atoms absorb heat and become excited states. When they return to the ground state, they emit a red spectrum, so a spark is formed.
  • the inner side of the suction cup electromagnetic ring 23 is provided with a radar tracking module 24, and the radar tracking module 24 is connected with the movable shaft seat 22 by screws.
  • the tracking module 24 can sense the working position of the laser cutting head 31 , and then control the movable shaft base 22 to move together with the laser cutting head 31 .
  • the plate When in use, the plate is fixed on the top of the cutting and processing plate frame 25 during cutting to prevent the metal plate from being offset due to the influence of the magnetic force, and the second horizontal axis platform 18 under the cutting and processing plate frame 25 can be used.
  • the vertical axis slider 20 at the bottom moves horizontally forward and backward along the first horizontal axis platform 17, and the first horizontal axis platform 17 can horizontally move left and right along the fixed axis platform 16 through the horizontal axis slider 19 at the bottom.
  • the cooperation of the three drives the metal plate to move according to the specified cutting pattern.
  • the laser cutting head 31 After the workpiece is fixed, the laser cutting head 31 will generate a laser beam to scan the surface of the material, heating the material to thousands to tens of thousands in a very short time.
  • the booster pump 14 will pressurize the liquid nitrogen inside the tank, so that when the liquid nitrogen is output, it can be in contact with the spark in a high state, and the liquid nitrogen injected at a high speed and the movement trajectory of the spark are staggered In this way, after cooling, the flying speed of the spark can also be reduced by impact. Once the flying speed of the spark is reduced, the magnetic force on the plate will pull the spark debris to the surface of the plate for adsorption.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Laser Beam Processing (AREA)

Abstract

An anti-splattering metal cutting device, comprising a cutting base (1) and a machining base (2); a cutting workbench (3) is provided on the cutting base (1), the cutting workbench (3) is connected to the cutting base (1) by means of bolts, a laser cutting case (4) is provided on the cutting workbench (3), the laser cutting case (4) is fixedly connected to the cutting workbench (3), a mechanical cutting shaft arm (9) is provided on the laser cutting case (4), the mechanical cutting shaft arm (9) is connected to the laser cutting case (4) by means of screws, a laser cutting machine head (31) is provided at one end of the mechanical cutting shaft arm (9), a laser cutting module (29) is provided at the top of the laser cutting machine head (31), and the laser cutting module (29) is electrically connected to the laser cutting machine head (31); spark cooling tanks (30) are provided at both sides of the laser cutting machine head (31), each spark cooling tank (30) is internally provided with a high pressure nozzle (28), and the high pressure nozzles (28) and the spark cooling tanks (30) are rotatably connected by means of internal threads; a liquid nitrogen flow channel (27) is provided above each high pressure nozzle (28), and the liquid nitrogen flow channels (27) penetrate through and extend into the inside of the mechanical cutting shaft arm (9); and a metal button frame (32) is provided at the bottom of the laser cutting machine head (31), the metal button frame (32) is rotatably connected to the laser cutting machine head (31), positioning blockers (33) are located beneath two ends of the metal button frame (32), and the positioning blockers (33) are fixedly connected to the metal button frame (32). The anti-splattering metal cutting device uses liquid nitrogen to replace cooling water for cooling sparks, so as to prevent falling debris from being welded on the surface of a plate member, thereby preventing danger caused by debris sputtering.

Description

一种防飞溅金属切割装置A splash-proof metal cutting device 技术领域technical field
本发明涉及金属切割技术领域,具体为一种防飞溅金属切割装置。The invention relates to the technical field of metal cutting, in particular to an anti-splash metal cutting device.
背景技术Background technique
随着现代机械加工业地发展,对切割的质量、精度要求的不断提高,对提高生产效率、降低生产成本、具有高智能化的自动切割功能的要求也在提升。数控切割机的发展必须要适应现代机械加工业发展的要求。切割机分为火焰切割机、等离子切割机、激光切割机、水切割等。激光切割机为效率最快,切割精度最高,切割厚度一般较小。等离子切割机切割速度也很快,切割面有一定的斜度。火焰切割机针对于厚度较大的碳钢材质,激光切割机是将从激光器发射出的激光,经光路系统,聚焦成高功率密度的激光束。激光束照射到工件表面,使工件达到熔点或沸点,同时与光束同轴的高压气体将熔化或气化金属吹走,激光切割加工是用不可见的光束代替了传统的机械刀,具有精度高,切割快速,不局限于切割图案限制,自动排版节省材料,切口平滑,加工成本低等特点,将逐渐改进或取代于传统的金属切割工艺设备。With the development of modern mechanical processing industry, the requirements for cutting quality and precision are constantly improving, and the requirements for improving production efficiency, reducing production costs, and having highly intelligent automatic cutting functions are also increasing. The development of CNC cutting machine must meet the requirements of the development of modern mechanical processing industry. Cutting machines are divided into flame cutting machines, plasma cutting machines, laser cutting machines, water cutting machines, etc. The laser cutting machine is the fastest in efficiency, the highest in cutting accuracy, and the cutting thickness is generally small. The cutting speed of the plasma cutting machine is also very fast, and the cutting surface has a certain slope. The flame cutting machine is aimed at carbon steel materials with large thickness. The laser cutting machine focuses the laser emitted from the laser into a high power density laser beam through the optical path system. The laser beam is irradiated on the surface of the workpiece to make the workpiece reach the melting point or boiling point, and the high-pressure gas coaxial with the beam will blow away the molten or vaporized metal. The laser cutting process replaces the traditional mechanical knife with an invisible beam, with high precision , fast cutting, not limited to cutting pattern restrictions, automatic typesetting to save material, smooth incision, low processing cost and other characteristics, will gradually improve or replace the traditional metal cutting process equipment.
常见的刀锯切割、火焰切割机、等离子切割机、激光切割机和水切割中,除去水切割之外,其余的切割方式在对金属进行切割的过程中都无法避免的会产生大量的切割火花,所以切割设备会配备冷却水机构来进行使用。In the common knife saw cutting, flame cutting machine, plasma cutting machine, laser cutting machine and water cutting, except for water cutting, the rest of the cutting methods will inevitably generate a large number of cutting sparks in the process of cutting metal. Therefore, the cutting equipment will be equipped with a cooling water mechanism for use.
但切割机切割时产生火花是高速摩擦产生高温把锯片带下来的粉末瞬间燃烧,而且受于离心力作用,会飞速的离开锯片,溅射到切割环境的四周,传统的冷却水只能降低粉末的温度,无法阻止其飞溅,而且较粗一点的粉末在飞行过程中会继续燃烧。However, when the cutting machine is cutting, sparks are generated by high-speed friction and high temperature, and the powder brought down by the saw blade is instantly burned, and under the action of centrifugal force, it will quickly leave the saw blade and sputter around the cutting environment. Traditional cooling water can only reduce The temperature of the powder does not prevent it from splashing, and the coarser powder will continue to burn during flight.
技术问题technical problem
本发明的目的在于提供一种防飞溅金属切割装置,以解决上述背景技术中提出的切割机切割时产生火花是高速摩擦产生高温把锯片带下来的粉末瞬间燃烧,而且受于离心力作用,会飞速的离开锯片,溅射到切割环境的四周,传统的冷却水只能降低粉末的温度,无法阻止其飞溅,而且较粗一点的粉末在飞行过程中会继续燃烧的问题。The purpose of the present invention is to provide an anti-spatter metal cutting device, to solve the problem of the above-mentioned background technology. It leaves the saw blade quickly and sputters around the cutting environment. The traditional cooling water can only reduce the temperature of the powder, but cannot prevent it from splashing, and the coarser powder will continue to burn during the flight.
技术解决方案technical solutions
为实现上述目的,本发明提供如下技术方案:一种防飞溅金属切割装置,包括切割基座和加工基座,所述切割基座的上方设置有切割工作台,且切割工作台与切割基座通过螺栓连接,所述切割工作台的上方设置有激光切割机箱,且激光切割机箱与切割工作台固定连接,所述激光切割机箱的上方设置有机械切割轴臂,且机械切割轴臂与激光切割机箱通过螺钉连接,所述机械切割轴臂的一端设置有激光切割机头,所述激光切割机头的顶部设置有激光切割模块,且激光切割模块与激光切割机头电性连接,所述激光切割机头的两侧均设置有火花冷却槽,所述火花冷却槽的内部设置有高压喷头,且高压喷头与火花冷却槽通过内螺纹转动连接,所述高压喷头的上方设置有液氮流道,且液氮流道贯穿延伸至机械切割轴臂的内部,所述激光切割机头的底部设置有金属钮架,且金属钮架与激光切割机头转动连接,所述金属钮架两端的下方设置有定位挡块,且定位挡块与金属钮架固定连接,能够通过低温的液氮使火花碎屑迅速冷却,防止燃烧的碎屑引燃周围的物体。In order to achieve the above purpose, the present invention provides the following technical solutions: an anti-splash metal cutting device, comprising a cutting base and a processing base, a cutting workbench is arranged above the cutting base, and the cutting workbench and the cutting base Connected by bolts, a laser cutting case is arranged above the cutting table, and the laser cutting case is fixedly connected to the cutting table. A mechanical cutting shaft arm is arranged above the laser cutting case, and the mechanical cutting shaft arm is connected to the laser cutting shaft. The chassis is connected by screws, one end of the mechanical cutting shaft arm is provided with a laser cutting head, the top of the laser cutting head is provided with a laser cutting module, and the laser cutting module is electrically connected with the laser cutting head, the laser cutting Both sides of the cutting head are provided with spark cooling grooves, the interior of the spark cooling groove is provided with a high-pressure spray head, and the high-pressure spray head and the spark cooling groove are rotatably connected through internal threads, and a liquid nitrogen flow channel is arranged above the high-pressure spray head , and the liquid nitrogen flow channel runs through and extends to the inside of the mechanical cutting shaft arm. The bottom of the laser cutting head is provided with a metal button frame, and the metal button frame is rotatably connected with the laser cutting head, and the bottom of the two ends of the metal button frame is A positioning block is provided, and the positioning block is fixedly connected with the metal button frame, which can quickly cool the spark debris by low-temperature liquid nitrogen, and prevent the burning debris from igniting surrounding objects.
在进一步的实施例中,所述机械切割轴臂的顶部设置有压缩罐体,且压缩罐体的上方设置有增压泵,所述压缩罐体与液氮流道和增压泵通过法兰连接,所述压缩罐体的一侧设置有保温输送管道,且保温输送管道的另一端设置有电控输送泵箱,所述电控输送泵箱和压缩罐体与保温输送管道通过法兰连接,能够实现液氮的输送操作,并对液氮进行增压使液氮可以高速喷射的状态与火花接触。In a further embodiment, a compression tank is provided on the top of the mechanical cutting shaft arm, and a booster pump is provided above the compression tank, and the compression tank, the liquid nitrogen flow channel and the booster pump pass through a flange One side of the compression tank body is provided with a heat preservation conveying pipe, and the other end of the heat preservation conveying pipe is provided with an electronically controlled conveying pump box, and the electrically controlled conveying pump box and the compression tank body and the heat preservation conveying pipe are connected by flanges , which can realize the conveying operation of liquid nitrogen, and pressurize the liquid nitrogen so that the liquid nitrogen can be in contact with the spark in the state of high-speed injection.
在进一步的实施例中,所述电控输送泵箱的两侧均设置有汇集阀口,且机械切割轴臂的另一端的两侧均设置有液氮储存罐,所述液氮储存罐的顶部设置有罐体阀口,且罐体阀口与汇集阀口通过管道连接,能够保障液氮的供给。In a further embodiment, both sides of the electronically controlled delivery pump box are provided with a collection valve port, and both sides of the other end of the mechanical cutting shaft arm are provided with a liquid nitrogen storage tank. The top is provided with a tank valve port, and the tank valve port and the collection valve port are connected by pipelines, which can ensure the supply of liquid nitrogen.
在进一步的实施例中,所述激光切割机箱的一侧设置有金属箱门,且金属箱门与激光切割机箱通过合页转动连接,所述金属箱门的外表面设置有操作控制板,且操作控制板与激光切割机箱电性连接,能够通过操作控制板对整个切割设备的操作程序进行设定。In a further embodiment, a metal box door is provided on one side of the laser cutting box, and the metal box door and the laser cutting box are rotatably connected through hinges, and an operation control panel is arranged on the outer surface of the metal box door, and The operation control panel is electrically connected with the laser cutting chassis, and the operation program of the entire cutting equipment can be set through the operation control panel.
在进一步的实施例中,所述加工基座的上方设置有双轴工件放置台,所述双轴工件放置台包括固定轴台,且固定轴台与加工基座通过螺钉连接,所述固定轴台的上方设置有第一水平轴台,且第一水平轴台通过横轴滑块与固定轴台滑动连接,所述第一水平轴台的上方设置有第二水平轴台,且第二水平轴台通过纵轴滑块与第一水平轴台滑动连接,能够实现切割工件的多方向移动,可以满足大多数切割图形的操作。In a further embodiment, a biaxial workpiece placing table is provided above the processing base, the biaxial workpiece placing table includes a fixed shaft table, and the fixed shaft table and the processing base are connected by screws, and the fixed shaft The top of the platform is provided with a first horizontal axis platform, and the first horizontal axis platform is slidably connected to the fixed axis platform through a horizontal axis slider, and a second horizontal axis platform is arranged above the first horizontal axis platform, and the second horizontal axis platform is The pillow block is slidably connected to the first horizontal pillow block through the vertical axis slider, which can realize the multi-directional movement of the cutting workpiece, and can meet the operation of most cutting patterns.
在进一步的实施例中,所述第二水平轴台的顶部设置有切割加工板架,且切割加工板架与第二水平轴台通过卡槽连接,所述切割加工板架的内侧设置有金属隔杆,且金属隔杆与切割加工板架焊接连接,能够对切割的工件进行支撑,同时不会阻碍激光的贯穿切割操作。In a further embodiment, the top of the second horizontal pillow block is provided with a cutting and processing plate frame, and the cutting and processing plate frame is connected with the second horizontal pillow block through a clamping slot, and the inner side of the cutting and processing plate frame is provided with metal The spacer rod, and the metal spacer rod is welded and connected with the cutting processing plate frame, which can support the workpiece to be cut, and at the same time will not hinder the laser penetration cutting operation.
在进一步的实施例中,所述第二水平轴台的内部设置有限位工作板,且限位工作板与第二水平轴台通过卡槽连接,所述限位工作板的上方设置有活动轴座,且活动轴座的底部设置有电控滑轮,能够使活动轴座在第二水平轴台的内部进行水平移动。In a further embodiment, a limit working plate is arranged inside the second horizontal pillow block, and the limit working plate is connected with the second horizontal pillow block through a slot, and a movable shaft is arranged above the limit working plate The bottom of the movable shaft seat is provided with an electronically controlled pulley, which can make the movable shaft seat move horizontally inside the second horizontal shaft platform.
在进一步的实施例中,所述活动轴座的顶部设置有吸盘电磁环,且吸盘电磁环与活动轴座通过卡槽连接,所述吸盘电磁环的内侧设置有雷达追踪模块,且雷达追踪模块与活动轴座通过螺钉连接,能够吸附住冷却后的切割碎屑,便于后期的收集处理。In a further embodiment, a suction cup electromagnetic ring is arranged on the top of the movable shaft seat, and the suction cup electromagnetic ring and the movable shaft seat are connected by a slot, and a radar tracking module is arranged on the inner side of the suction cup electromagnetic ring, and the radar tracking module It is connected with the movable shaft seat by screws, which can absorb the cooled cutting debris, which is convenient for later collection and processing.
有益效果beneficial effect
1、本发明利用液氮来代替冷却水对火花进行冷却,经过增压后的液氮通过液氮流道进入到高压喷头中,再通过高压喷头将液氮喷射到火花冷却槽的内部,通过火花冷却槽对喷射出的液氮流向进行控制,使液氮可以与下方的火花进行接触,通过液氮的低温特性使火花迅速冷却,避免落下的碎屑熔接在板件的表面,同时液氮还可以对碎屑表面的黑色碳粉进行冲刷,防止影响到板件的表面外观,而冷却过程中液氮接触高温后会迅速挥发,不会大量的滞留在板件的表面;1. The present invention uses liquid nitrogen instead of cooling water to cool the spark. The pressurized liquid nitrogen enters the high-pressure nozzle through the liquid nitrogen flow channel, and then sprays the liquid nitrogen into the spark cooling tank through the high-pressure nozzle. The spark cooling tank controls the flow direction of the ejected liquid nitrogen, so that the liquid nitrogen can contact the spark below, and the low temperature characteristic of the liquid nitrogen makes the spark cool quickly, so as to prevent the falling debris from welding on the surface of the plate, and the liquid nitrogen It can also wash the black toner on the surface of the debris to prevent the surface appearance of the plate from being affected. During the cooling process, the liquid nitrogen will volatilize quickly after contacting with high temperature, and will not stay on the surface of the plate in large quantities;
2、本发明液氮通过保温输送管道进入到压缩罐体内部后,增压泵就会对罐体内部的液氮进行增压操作,这样在液氮输出时,可以以高度的状态与火花进行接触,而高速喷射的液氮与火花的运动轨迹呈交错状,这样在完呈冷却的同时,还可以通过撞击的方式来降低火花的飞行速度,一旦火花的飞行速度降低,板件上的磁力就会将火花碎屑牵引到板件的表面进行吸附;2. After the liquid nitrogen of the present invention enters the inside of the compression tank through the heat preservation pipeline, the booster pump will pressurize the liquid nitrogen inside the tank, so that when the liquid nitrogen is output, it can be carried out with sparks in a high state. contact, and the high-speed jet of liquid nitrogen and the movement trajectory of the spark are staggered, so that after cooling, the flying speed of the spark can also be reduced by impact. Once the flying speed of the spark is reduced, the magnetic force on the plate The spark debris will be drawn to the surface of the plate for adsorption;
3、本发明的活动轴座的顶部设置有吸盘电磁环,且吸盘电磁环与活动轴座通过卡槽连接,吸盘电磁环在接通电源工作后,其表面就会产生磁力,这个磁力会透过切割加工板架作用在切割板件上,从而使板件的表面存在磁场,这时被液氮冲击冷却后的切割碎屑就会被吸附在板件的表面,因为切割火花的本质是切割碎屑被受高温影响,内部的碳原子及部分金属原子吸热变为激发态,在回到基态时放出了红色光谱,所以形成了火花,而在火花冷却后,其本质就是未完全燃烧后产生的碳粉和金属的混合物,因为存在金属特性所以可以被磁力所吸附,这样便可以避免碎屑溅射造成的危险。3. The top of the movable shaft seat of the present invention is provided with a suction cup electromagnetic ring, and the suction cup electromagnetic ring and the movable shaft seat are connected through a slot. After the suction cup electromagnetic ring is powered on, its surface will generate a magnetic force, and this magnetic force will penetrate The over-cutting processing plate frame acts on the cutting plate, so that there is a magnetic field on the surface of the plate. At this time, the cutting chips cooled by liquid nitrogen will be adsorbed on the surface of the plate, because the essence of the cutting spark is cutting The debris is affected by high temperature, and the internal carbon atoms and some metal atoms absorb heat and become excited states, and emit a red spectrum when returning to the ground state, so a spark is formed, and after the spark cools, its essence is incomplete combustion. The resulting mixture of carbon powder and metal, due to its metallic properties, can be magnetically attracted, thus avoiding the danger of sputtering debris.
附图说明Description of drawings
图1为本发明的整体主视图;Fig. 1 is the overall front view of the present invention;
图2为本发明的整机械切割轴臂剖面结构示意图;Fig. 2 is the cross-sectional structure schematic diagram of the whole machine cutting shaft arm of the present invention;
图3为本发明的金激光切割机头结构示意图;Fig. 3 is a schematic diagram of the structure of the gold laser cutting head of the present invention;
图4为本发明的双轴工件放置台结构示意图;4 is a schematic structural diagram of a dual-axis workpiece placement table of the present invention;
图5为本发明的第二水平轴台内部结构示意图。FIG. 5 is a schematic diagram of the internal structure of the second horizontal pillow block of the present invention.
图中:切割基座1、加工基座2、切割工作台3、激光切割机箱4、金属箱门5、操作控制板6、液氮储存罐7、罐体阀口8、机械切割轴臂9、电控输送泵箱10、汇集阀口11、保温输送管道12、压缩罐体13、增压泵14、双轴工件放置台15、固定轴台16、第一水平轴台17、第二水平轴台18、横轴滑块19、纵轴滑块20、限位工作板21、活动轴座22、吸盘电磁环23、雷达追踪模块24、切割加工板架25、金属隔杆26、液氮流道27、高压喷头28、激光切割模块29、火花冷却槽30、激光切割机头31、金属钮架32、定位挡块33。In the figure: cutting base 1, processing base 2, cutting table 3, laser cutting case 4, metal box door 5, operation control panel 6, liquid nitrogen storage tank 7, tank valve port 8, mechanical cutting shaft arm 9 , Electronically controlled conveying pump box 10, collecting valve port 11, heat preservation conveying pipeline 12, compression tank 13, booster pump 14, biaxial workpiece placing table 15, fixed pivot table 16, first horizontal pivot table 17, second horizontal pivot table Pillow block 18, horizontal axis slider 19, vertical axis slider 20, limit work plate 21, movable axis seat 22, suction cup electromagnetic ring 23, radar tracking module 24, cutting and processing plate frame 25, metal spacer 26, liquid nitrogen Flow channel 27 , high pressure nozzle 28 , laser cutting module 29 , spark cooling groove 30 , laser cutting head 31 , metal button frame 32 , positioning block 33 .
本发明的实施方式Embodiments of the present invention
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments.
请参阅图1-5,本发明提供的一种实施例:一种防飞溅金属切割装置,包括切割基座1和加工基座2,切割基座1的上方设置有切割工作台3,且切割工作台3与切割基座1通过螺栓连接,切割工作台3的上方设置有激光切割机箱4,且激光切割机箱4与切割工作台3固定连接,激光切割机箱4的上方设置有机械切割轴臂9,且机械切割轴臂9与激光切割机箱4通过螺钉连接,机械切割轴臂9的一端设置有激光切割机头31,激光切割是利用高功率密度的激光束扫描过材料表面,在极短时间内将材料加热到几千至上万摄氏度,使材料熔化或气化,再用高压气体将熔化或气化物质从切缝中吹走,达到切割材料的目的,激光切割机头31的顶部设置有激光切割模块29,且激光切割模块29与激光切割机头31电性连接,激光切割机头31的两侧均设置有火花冷却槽30,火花冷却槽30的内部设置有高压喷头28,且高压喷头28与火花冷却槽30通过内螺纹转动连接,高压喷头28的上方设置有液氮流道27,且液氮流道27贯穿延伸至机械切割轴臂9的内部,经过增压后的液氮通过液氮流道27进入到高压喷头28中,再通过高压喷头28将液氮喷射到火花冷却槽30的内部,通过火花冷却槽30对喷射出的液氮流向进行控制,使液氮可以与下方的火花进行接触,通过液氮的低温特性使火花迅速冷却,避免落下的碎屑熔接在板件的表面,同时液氮还可以对碎屑表面的黑色碳粉进行冲刷,防止影响到板件的表面外观,激光切割机头31的底部设置有金属钮架32,且金属钮架32与激光切割机头31转动连接,金属钮架32两端的下方设置有定位挡块33,且定位挡块33与金属钮架32固定连接,定位挡块33与两侧的火花冷却槽30呈十字型结构,通过定位挡块33来改变切割火花的飞行方向,使火花的溅射方向与火花冷却槽30处于同一条路线上。1-5, an embodiment provided by the present invention: an anti-splash metal cutting device, including a cutting base 1 and a processing base 2, a cutting table 3 is arranged above the cutting base 1, and the cutting The worktable 3 is connected with the cutting base 1 by bolts, a laser cutting case 4 is arranged above the cutting worktable 3, and the laser cutting case 4 is fixedly connected with the cutting worktable 3, and a mechanical cutting shaft arm is arranged above the laser cutting case 4 9, and the mechanical cutting shaft arm 9 is connected with the laser cutting chassis 4 by screws, and one end of the mechanical cutting shaft arm 9 is provided with a laser cutting head 31. The laser cutting uses a high power density laser beam to scan the surface of the material. The material is heated to several thousand to tens of thousands of degrees Celsius within a period of time to melt or vaporize the material, and then use high-pressure gas to blow the melted or vaporized material away from the slit to achieve the purpose of cutting the material. The top of the laser cutting head 31 is set There is a laser cutting module 29, and the laser cutting module 29 is electrically connected with the laser cutting head 31. Both sides of the laser cutting head 31 are provided with spark cooling grooves 30, and the interior of the spark cooling groove 30 is provided with a high-pressure nozzle 28, and The high-pressure nozzle 28 and the spark cooling groove 30 are connected in rotation through internal threads. A liquid nitrogen flow channel 27 is arranged above the high-pressure nozzle 28, and the liquid nitrogen flow channel 27 runs through and extends to the inside of the mechanical cutting shaft arm 9. The pressurized liquid Nitrogen enters the high-pressure nozzle 28 through the liquid nitrogen flow channel 27, and then injects the liquid nitrogen into the spark cooling tank 30 through the high-pressure nozzle 28, and controls the flow direction of the injected liquid nitrogen through the spark cooling tank 30, so that the liquid nitrogen can be It is in contact with the spark below, and the low temperature characteristic of liquid nitrogen makes the spark cool quickly, so as to avoid the falling debris from welding on the surface of the plate. At the same time, the liquid nitrogen can also wash the black carbon powder on the surface of the debris to prevent it from affecting the plate. The bottom of the laser cutting head 31 is provided with a metal button frame 32, and the metal button frame 32 is rotatably connected with the laser cutting head 31, and positioning stops 33 are provided below both ends of the metal button frame 32, and the positioning stops The block 33 is fixedly connected with the metal button frame 32, and the positioning block 33 and the spark cooling grooves 30 on both sides are in a cross-shaped structure. 30 is on the same route.
进一步,机械切割轴臂9的顶部设置有压缩罐体13,且压缩罐体13的上方设置有增压泵14,压缩罐体13与液氮流道27和增压泵14通过法兰连接,压缩罐体13的一侧设置有保温输送管道12,且保温输送管道12的另一端设置有电控输送泵箱10,电控输送泵箱10和压缩罐体13与保温输送管道12通过法兰连接,液氮通过保温输送管道12进入到压缩罐体13内部后,增压泵14就会对罐体内部的液氮进行增压操作,这样在液氮输出时,可以以高度的状态与火花进行接触,而高速喷射的液氮与火花的运动轨迹呈交错状,这样在完呈冷却的同时,还可以通过撞击的方式来降低火花的飞行速度,一旦火花的飞行速度降低,板件上的磁力就会将火花碎屑牵引到板件的表面进行吸附。Further, a compression tank 13 is provided on the top of the mechanical cutting shaft arm 9, and a booster pump 14 is provided above the compression tank 13. The compression tank 13 is connected with the liquid nitrogen flow channel 27 and the booster pump 14 through flanges, One side of the compression tank body 13 is provided with a heat preservation conveying pipe 12, and the other end of the heat preservation conveying pipe 12 is provided with an electronically controlled conveying pump box 10. The electronically controlled conveying pump box 10 and the compression tank body 13 and the heat preservation conveying pipe 12 pass through the flange After the liquid nitrogen enters the compression tank 13 through the heat preservation pipeline 12, the booster pump 14 will pressurize the liquid nitrogen inside the tank, so that when the liquid nitrogen is output, it can be in a high state with sparks. Contact, and the high-speed sprayed liquid nitrogen and the spark's trajectory are staggered, so that after cooling, the flying speed of the spark can also be reduced by impact. The magnetic force pulls the spark debris to the surface of the plate for adsorption.
进一步,电控输送泵箱10的两侧均设置有汇集阀口11,且机械切割轴臂9的另一端的两侧均设置有液氮储存罐7,液氮储存罐7的顶部设置有罐体阀口8,且罐体阀口8与汇集阀口11通过管道连接,使用时通过三通管道将任意一侧的两组液氮储存罐7连接在汇集阀口11上方,在工作时,电控输送泵箱10会从液氮储存罐7中抽取液氮输送到压缩罐体13的内部。Further, both sides of the electronically controlled delivery pump box 10 are provided with a collection valve port 11, and both sides of the other end of the mechanical cutting shaft arm 9 are provided with a liquid nitrogen storage tank 7, and the top of the liquid nitrogen storage tank 7 is provided with a tank body valve port 8, and the tank body valve port 8 and the collection valve port 11 are connected by pipelines. When in use, the two groups of liquid nitrogen storage tanks 7 on either side are connected above the collection valve port 11 through a three-way pipeline. During operation, The electronically controlled delivery pump box 10 will extract liquid nitrogen from the liquid nitrogen storage tank 7 and deliver it to the inside of the compression tank 13 .
进一步,激光切割机箱4的一侧设置有金属箱门5,激光切割机箱4的内部是激光切割设备所需的电子元件模块,且金属箱门5与激光切割机箱4通过合页转动连接,金属箱门5的外表面设置有操作控制板6,且操作控制板6与激光切割机箱4电性连接,操作控制板6可以对整个切割涉设备进行管控。Further, one side of the laser cutting cabinet 4 is provided with a metal box door 5, the interior of the laser cutting cabinet 4 is an electronic component module required by the laser cutting equipment, and the metal box door 5 is connected with the laser cutting cabinet 4 through hinges. The outer surface of the box door 5 is provided with an operation control board 6, and the operation control board 6 is electrically connected with the laser cutting case 4, and the operation control board 6 can manage and control the entire cutting equipment.
进一步,加工基座2的上方设置有双轴工件放置台15,双轴工件放置台15包括固定轴台16,且固定轴台16与加工基座2通过螺钉连接,固定轴台16的上方设置有第一水平轴台17,且第一水平轴台17通过横轴滑块19与固定轴台16滑动连接,第一水平轴台17的上方设置有第二水平轴台18,且第二水平轴台18通过纵轴滑块20与第一水平轴台17滑动连接,第一水平轴台17底部的横轴滑块19可以沿着固定轴台16进行左右水平移动,而第二水平轴台18则可以通过底部的纵轴滑块20沿着第一水平轴台17进行前后水平移动,通过三者的配合来带动金属板件按照指定的切割图形进行移动。Further, a biaxial workpiece placement table 15 is arranged above the machining base 2, and the biaxial workpiece placement table 15 includes a fixed pivot table 16, and the fixed pivot table 16 is connected with the machining base 2 by screws, and the upper part of the fixed pivot table 16 is provided. There is a first horizontal axis platform 17, and the first horizontal axis platform 17 is slidably connected to the fixed axis platform 16 through the horizontal axis slider 19. A second horizontal axis platform 18 is arranged above the first horizontal axis platform 17, and the second horizontal axis platform The pillow block 18 is slidably connected to the first horizontal pillow block 17 through the vertical axis slider 20. The horizontal axis slider 19 at the bottom of the first horizontal pillow block 17 can move horizontally from side to side along the fixed pillow block 16, while the second horizontal pillow block 19 can move horizontally from side to side. 18 can be horizontally moved back and forth along the first horizontal axis table 17 through the vertical axis slider 20 at the bottom, and the metal plate can be driven to move according to the specified cutting pattern through the cooperation of the three.
进一步,第二水平轴台18的顶部设置有切割加工板架25,且切割加工板架25与第二水平轴台18通过卡槽连接,切割加工板架25的内侧设置有金属隔杆26,且金属隔杆26与切割加工板架25焊接连接,切割时将板件固定在金属隔杆26的上方,防止金属板件受磁力的影响出现偏移的情况。Further, a cutting and processing plate frame 25 is arranged on the top of the second horizontal axis support 18, and the cutting and processing plate frame 25 is connected with the second horizontal axis platform 18 through a slot, and a metal spacer 26 is provided on the inner side of the cutting and processing plate frame 25. In addition, the metal spacer 26 is welded and connected to the cutting plate frame 25, and the plate is fixed above the metal spacer 26 during cutting, so as to prevent the metal plate from shifting due to the influence of magnetic force.
进一步,第二水平轴台18的内部设置有限位工作板21,保障移动平面的光滑性,且限位工作板21与第二水平轴台18通过卡槽连接,限位工作板21的上方设置有活动轴座22,活动轴座22的内部设置有电源系统,且活动轴座22的底部设置有电控滑轮,电控滑轮可以带动活动轴座22在限位工作板21的表面进行移动操作。Further, a limit working plate 21 is arranged inside the second horizontal axis table 18 to ensure the smoothness of the moving plane, and the limit working plate 21 is connected with the second horizontal axis platform 18 through a slot, and the upper part of the limit working plate 21 is arranged There is a movable shaft seat 22, a power supply system is arranged inside the movable shaft seat 22, and an electric control pulley is arranged at the bottom of the movable shaft seat 22, and the electric control pulley can drive the movable shaft seat 22 to move on the surface of the limit work plate 21. .
进一步,活动轴座22的顶部设置有吸盘电磁环23,且吸盘电磁环23与活动轴座22通过卡槽连接,吸盘电磁环23在接通电源工作后,其表面就会产生磁力,这个磁力会透过切割加工板架25作用在切割板件上,从而使板件的表面存在磁场,这时被液氮冲击冷却后的切割碎屑就会被吸附在板件的表面,因为切割火花的本质是切割碎屑被受高温影响,内部的碳原子及部分金属原子吸热变为激发态,在回到基态时放出了红色光谱,所以形成了火花,在火花冷却后,其本质就是未完全燃烧后产生的碳粉和金属的混合物,因为存在金属特性所以可以被磁力所吸附,吸盘电磁环23的内侧设置有雷达追踪模块24,且雷达追踪模块24与活动轴座22通过螺钉连接,雷达追踪模块24可以感应激光切割机头31的工作位置,随后控制活动轴座22跟随激光切割机头31一同进行移动。Further, the top of the movable shaft seat 22 is provided with a suction cup electromagnetic ring 23, and the suction cup electromagnetic ring 23 is connected with the movable shaft seat 22 through a slot. After the suction cup electromagnetic ring 23 is powered on, its surface will generate a magnetic force. This magnetic force It will act on the cutting plate through the cutting and processing plate frame 25, so that there is a magnetic field on the surface of the plate. At this time, the cutting debris cooled by the liquid nitrogen will be adsorbed on the surface of the plate, because the cutting spark The essence is that the cutting debris is affected by high temperature, and the internal carbon atoms and some metal atoms absorb heat and become excited states. When they return to the ground state, they emit a red spectrum, so a spark is formed. After the spark cools, its essence is incomplete. The mixture of carbon powder and metal produced after combustion can be adsorbed by magnetic force because of its metallic properties. The inner side of the suction cup electromagnetic ring 23 is provided with a radar tracking module 24, and the radar tracking module 24 is connected with the movable shaft seat 22 by screws. The tracking module 24 can sense the working position of the laser cutting head 31 , and then control the movable shaft base 22 to move together with the laser cutting head 31 .
工作原理:使用时,切割时将板件固定在切割加工板架25的上方,防止金属板件受磁力的影响出现偏移的情况,而切割加工板架25下方的第二水平轴台18可以通过底部的纵轴滑块20沿着第一水平轴台17进行前后水平移动,而第一水平轴台17则可以通过底部的横轴滑块19沿着固定轴台16进行左右水平移动,通过三者的配合来带动金属板件按照指定的切割图形进行移动,固定好工件后,激光切割机头31就会产生激光束扫描过材料表面,在极短时间内将材料加热到几千至上万摄氏度,使材料熔化或气化,再用高压气体将熔化或气化物质从切缝中吹走,达到切割材料的目的,而在切割时液氮通过保温输送管道12进入到压缩罐体13内部后,增压泵14就会对罐体内部的液氮进行增压操作,这样在液氮输出时,可以以高度的状态与火花进行接触,而高速喷射的液氮与火花的运动轨迹呈交错状,这样在完呈冷却的同时,还可以通过撞击的方式来降低火花的飞行速度,一旦火花的飞行速度降低,板件上的磁力就会将火花碎屑牵引到板件的表面进行吸附。Working principle: When in use, the plate is fixed on the top of the cutting and processing plate frame 25 during cutting to prevent the metal plate from being offset due to the influence of the magnetic force, and the second horizontal axis platform 18 under the cutting and processing plate frame 25 can be used. The vertical axis slider 20 at the bottom moves horizontally forward and backward along the first horizontal axis platform 17, and the first horizontal axis platform 17 can horizontally move left and right along the fixed axis platform 16 through the horizontal axis slider 19 at the bottom. The cooperation of the three drives the metal plate to move according to the specified cutting pattern. After the workpiece is fixed, the laser cutting head 31 will generate a laser beam to scan the surface of the material, heating the material to thousands to tens of thousands in a very short time. Celsius, to melt or vaporize the material, and then use high-pressure gas to blow the melted or vaporized material away from the slit to achieve the purpose of cutting the material, and during cutting, the liquid nitrogen enters the compression tank 13 through the heat preservation conveying pipeline 12. After that, the booster pump 14 will pressurize the liquid nitrogen inside the tank, so that when the liquid nitrogen is output, it can be in contact with the spark in a high state, and the liquid nitrogen injected at a high speed and the movement trajectory of the spark are staggered In this way, after cooling, the flying speed of the spark can also be reduced by impact. Once the flying speed of the spark is reduced, the magnetic force on the plate will pull the spark debris to the surface of the plate for adsorption.
对于本领域技术人员而言,显然本发明不限于上述示范性实施例的细节,而且在不背离本发明的精神或基本特征的情况下,能够以其他的具体形式实现本发明。因此,无论从哪一点来看,均应将实施例看作是示范性的,而且是非限制性的,本发明的范围由所附权利要求而不是上述说明限定,因此旨在将落在权利要求的等同要件的含义和范围内的所有变化囊括在本发明内。不应将权利要求中的任何附图标记视为限制所涉及的权利要求。It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments are to be regarded in all respects as illustrative and not restrictive, and the scope of the invention is to be defined by the appended claims rather than the foregoing description, which are therefore intended to fall within the scope of the claims. All changes within the meaning and scope of the equivalents of , are included in the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

Claims (8)

  1. 一种防飞溅金属切割装置,包括切割基座(1)和加工基座(2),其特征在于:所述切割基座(1)的上方设置有切割工作台(3),且切割工作台(3)与切割基座(1)通过螺栓连接,所述切割工作台(3)的上方设置有激光切割机箱(4),且激光切割机箱(4)与切割工作台(3)固定连接,所述激光切割机箱(4)的上方设置有机械切割轴臂(9),且机械切割轴臂(9)与激光切割机箱(4)通过螺钉连接,所述机械切割轴臂(9)的一端设置有激光切割机头(31),所述激光切割机头(31)的顶部设置有激光切割模块(29),且激光切割模块(29)与激光切割机头(31)电性连接,所述激光切割机头(31)的两侧均设置有火花冷却槽(30),所述火花冷却槽(30)的内部设置有高压喷头(28),且高压喷头(28)与火花冷却槽(30)通过内螺纹转动连接,所述高压喷头(28)的上方设置有液氮流道(27),且液氮流道(27)贯穿延伸至机械切割轴臂(9)的内部,所述激光切割机头(31)的底部设置有金属钮架(32),且金属钮架(32)与激光切割机头(31)转动连接,所述金属钮架(32)两端的下方设置有定位挡块(33),且定位挡块(33)与金属钮架(32)固定连接。An anti-splash metal cutting device, comprising a cutting base (1) and a processing base (2), characterized in that: a cutting workbench (3) is provided above the cutting base (1), and the cutting workbench (3) It is connected with the cutting base (1) by bolts, a laser cutting case (4) is arranged above the cutting table (3), and the laser cutting case (4) is fixedly connected with the cutting table (3), A mechanical cutting shaft arm (9) is arranged above the laser cutting case (4), and the mechanical cutting shaft arm (9) is connected with the laser cutting case (4) by screws, and one end of the mechanical cutting shaft arm (9) is A laser cutting head (31) is provided, the top of the laser cutting head (31) is provided with a laser cutting module (29), and the laser cutting module (29) is electrically connected with the laser cutting head (31), so Both sides of the laser cutting head (31) are provided with spark cooling grooves (30), the interior of the spark cooling groove (30) is provided with a high-pressure nozzle (28), and the high-pressure nozzle (28) is connected to the spark cooling groove (30). 30) Through the internal thread rotation connection, a liquid nitrogen flow channel (27) is provided above the high-pressure nozzle (28), and the liquid nitrogen flow channel (27) runs through and extends to the inside of the mechanical cutting shaft arm (9). The bottom of the laser cutting head (31) is provided with a metal button frame (32), and the metal button frame (32) is rotatably connected with the laser cutting head (31), and positioning is provided below both ends of the metal button frame (32). A stopper (33) is provided, and the positioning stopper (33) is fixedly connected with the metal button frame (32).
  2. 根据权利要求1所述的一种防飞溅金属切割装置,其特征在于:所述机械切割轴臂(9)的顶部设置有压缩罐体(13),且压缩罐体(13)的上方设置有增压泵(14),所述压缩罐体(13)与液氮流道(27)和增压泵(14)通过法兰连接,所述压缩罐体(13)的一侧设置有保温输送管道(12),且保温输送管道(12)的另一端设置有电控输送泵箱(10),所述电控输送泵箱(10)和压缩罐体(13)与保温输送管道(12)通过法兰连接。An anti-splash metal cutting device according to claim 1, characterized in that: a compression tank (13) is provided on the top of the mechanical cutting shaft arm (9), and a compression tank (13) is provided above the compression tank (13). A booster pump (14), the compression tank (13) is connected with the liquid nitrogen flow channel (27) and the booster pump (14) through flanges, and one side of the compression tank (13) is provided with heat preservation conveying The pipeline (12), and the other end of the heat preservation conveying pipeline (12) is provided with an electronically controlled conveying pump box (10), the electronically controlled conveying pump box (10) and the compression tank (13) and the heat preservation conveying pipeline (12) Connection by flange.
  3. 根据权利要求2所述的一种防飞溅金属切割装置,其特征在于:所述电控输送泵箱(10)的两侧均设置有汇集阀口(11),且机械切割轴臂(9)的另一端的两侧均设置有液氮储存罐(7),所述液氮储存罐(7)的顶部设置有罐体阀口(8),且罐体阀口(8)与汇集阀口(11)通过管道连接。An anti-splash metal cutting device according to claim 2, characterized in that: both sides of the electronically controlled delivery pump box (10) are provided with collecting valve ports (11), and the mechanical cutting shaft arm (9) A liquid nitrogen storage tank (7) is provided on both sides of the other end of the tank, the top of the liquid nitrogen storage tank (7) is provided with a tank valve port (8), and the tank valve port (8) and the collection valve port (11) Connect by pipe.
  4. 根据权利要求1所述的一种防飞溅金属切割装置,其特征在于:所述激光切割机箱(4)的一侧设置有金属箱门(5),且金属箱门(5)与激光切割机箱(4)通过合页转动连接,所述金属箱门(5)的外表面设置有操作控制板(6),且操作控制板(6)与激光切割机箱(4)电性连接。An anti-splash metal cutting device according to claim 1, characterized in that: a metal box door (5) is provided on one side of the laser cutting cabinet (4), and the metal cabinet door (5) is connected to the laser cutting cabinet (4) Through hinge rotation connection, the outer surface of the metal box door (5) is provided with an operation control board (6), and the operation control board (6) is electrically connected with the laser cutting case (4).
  5. 根据权利要求1所述的一种防飞溅金属切割装置,其特征在于:所述加工基座(2)的上方设置有双轴工件放置台(15),所述双轴工件放置台(15)包括固定轴台(16),且固定轴台(16)与加工基座(2)通过螺钉连接,所述固定轴台(16)的上方设置有第一水平轴台(17),且第一水平轴台(17)通过横轴滑块(19)与固定轴台(16)滑动连接,所述第一水平轴台(17)的上方设置有第二水平轴台(18),且第二水平轴台(18)通过纵轴滑块(20)与第一水平轴台(17)滑动连接。An anti-spatter metal cutting device according to claim 1, characterized in that: a biaxial workpiece placing table (15) is provided above the processing base (2), and the biaxial workpiece placing table (15) It comprises a fixed pivot stand (16), and the fixed pivot stand (16) is connected with the machining base (2) by screws, a first horizontal pivot stand (17) is arranged above the fixed pivot stand (16), and the first The horizontal axis platform (17) is slidably connected to the fixed axis platform (16) through the horizontal axis slider (19), a second horizontal axis platform (18) is arranged above the first horizontal axis platform (17), and the second The horizontal axis platform (18) is slidably connected to the first horizontal axis platform (17) through the longitudinal axis slider (20).
  6. 根据权利要求5所述的一种防飞溅金属切割装置,其特征在于:所述第二水平轴台(18)的顶部设置有切割加工板架(25),且切割加工板架(25)与第二水平轴台(18)通过卡槽连接,所述切割加工板架(25)的内侧设置有金属隔杆(26),且金属隔杆(26)与切割加工板架(25)焊接连接。An anti-splash metal cutting device according to claim 5, characterized in that: a cutting and processing plate frame (25) is provided on the top of the second horizontal axis platform (18), and the cutting and processing plate frame (25) is connected to the The second horizontal axis platform (18) is connected by a slot, a metal spacer (26) is provided on the inner side of the cutting plate frame (25), and the metal spacer (26) is welded to the cutting plate frame (25). .
  7. 根据权利要求5所述的一种防飞溅金属切割装置,其特征在于:所述第二水平轴台(18)的内部设置有限位工作板(21),且限位工作板(21)与第二水平轴台(18)通过卡槽连接,所述限位工作板(21)的上方设置有活动轴座(22),且活动轴座(22)的底部设置有电控滑轮。The anti-splash metal cutting device according to claim 5, characterized in that: a limit working plate (21) is arranged inside the second horizontal axis platform (18), and the limit working plate (21) is connected to the second horizontal axis platform (18). The two horizontal shaft platforms (18) are connected by a card slot, a movable shaft seat (22) is arranged above the limit working plate (21), and an electronically controlled pulley is arranged at the bottom of the movable shaft seat (22).
  8. 根据权利要求7所述的一种防飞溅金属切割装置,其特征在于:所述活动轴座(22)的顶部设置有吸盘电磁环(23),且吸盘电磁环(23)与活动轴座(22)通过卡槽连接,所述吸盘电磁环(23)的内侧设置有雷达追踪模块(24),且雷达追踪模块(24)与活动轴座(22)通过螺钉连接。An anti-splash metal cutting device according to claim 7, characterized in that: a suction cup electromagnetic ring (23) is provided on the top of the movable shaft seat (22), and the suction cup electromagnetic ring (23) is connected to the movable shaft seat (23). 22) Connected by a card slot, a radar tracking module (24) is arranged on the inner side of the suction cup electromagnetic ring (23), and the radar tracking module (24) is connected with the movable shaft seat (22) by screws.
PCT/CN2021/086560 2020-08-27 2021-04-12 Anti-splattering metal cutting device WO2022041746A1 (en)

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