G-WEIKE LF1390 Use Manual Manual Download Page 36

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G.Weike Laser
Profession Laser Manufacturer more than 15 Years.

The machine equipped fiber laser,no need any dedicated laser gas!
b)The connection of auxiliary gas
1) Cutting gas requirements of purity

(The user should by the pressure in local markets and check the pressure

according to the gauge manual. The following picture4-21,4-22 is just for your

reference The N

gauge is same with compressed air gauge )

Picture 4-21 Oxygen pressure gauge

Picture 4-22Nitrogen pressure gauge

1) Gas for cutting consumption
Cutting gas consumption related variables as below:

Laser Gas

Purity

Application Material

Pressure limit(BAR)

99.99%

Carbon steel

0<=P<=10

99.99%

Stainless steel

0<=P<=30

Compressed Air

99.99%

Carbon steel

etc(materials which

less requested)

0<=P<=30

Summary of Contents for LF1390

Page 1: ......

Page 2: ...G Weike Laser Profession Laser Manufacturer more than 15 Years ...

Page 3: ...ne tool but also for the maintenance of personnel This manual with a safetytip for your personal safety must be carefully read before the use ofthe second chapter on security Toquickly and effectively use the product we requires the operator to have the followingconditions First the operator have to know computer expertise could use the relevant editing graphics software such as Photo shop Auto ca...

Page 4: ...updated the products you receive may differ in some respects from the statements in thismanual This user manual can satisfy the basic demands of installation and adjustment more details please refer the user manuals of the machine Any distribution please contact with our engineers parts and apologize forthis ...

Page 5: ...it of the structure function and working principle 7 2 6 Function structure and working principle working characteristic of the auxiliary device 8 2 6 1 Gas path system 8 2 6 2 Water system 9 Chapter 3 Transportation Shipment and Storage 10 3 1 Machine tool transportation 10 3 2 Delivery check 11 3 2 1 Attentions of open the wooden case 11 3 2 2 Check the content 11 3 3 Installation environment re...

Page 6: ...iece 45 5 7 Laser cutting process principle 45 5 7 1 Laser cutting principle 45 5 7 2 The choice of laser cutting gas and pressure 47 5 7 3 The influence of laser cutting power in cutting quality 49 5 8 Note for use main machine chiller laser power supply 49 5 8 1 Electric safety precautions 49 5 8 2 Operational matters needing attention 49 5 8 3 Note on the use of temperature in spring and winter...

Page 7: ... and rack 64 6 5 2 Linear slide rail lubrication 64 6 6 Maintenance when you stop use the machine during long time 64 6 7 Storage conditions storage period and matters needing attention 64 6 8 Quick wear parts list 64 6 9 Waste treatment 65 Chapter 7 Laser metal cutting machine warranty 66 ...

Page 8: ...n safety equipment classification requirements laser equipment and facilities electrical safety of those standards 1 3 Safety identification Warning This manual is only suitable for G WEIKE laser cutting machine Beside the regulations in this manual other non standard operations may also lead to radiation injury on users Safety and safety protection safety signs and instructions for use before and...

Page 9: ...cation and read the use guide manual b Specify laser safety management area set up warning card in the management area s entrances and exits content including power of laser machine laser type not allowed to enter protect eyes and security manager s name etc c Our company would undertake a training activity face to face or training on the Internet to the customer Operator of laser processing machi...

Page 10: ...waste bunker c Please put a fire extinguisher in the designated spot Please refer picture 3 2 Caution Must wear protective gloves As the laser cutting process will generate a lot of heat please wear gloves and wait 5 10 minutes after the laser machine stop working to touch the materials and laser head 1 8 Electric safety Warning Don t use wet hand contact with any electrical safety switch in order...

Page 11: ...nagement area set up the warning card in the management area entrances to content including the power of laser machine laser type not allowed to enter protect eyes and security manager s name etc 3 When not use laser processing machine should break total power avoiding cause harm due to wrong operation 4 Put smoke and dust produced in the process of machining and laser gas emissions through the ex...

Page 12: ...G Weike Laser Profession Laser Manufacturer more than 15 Years 5 processing room laser light brake should be closed ...

Page 13: ...e and can be equipped with three different kinds of cutting gas simultaneously and free to choose the pneumatic system adopts the design of high voltage when cutting of stainless steel plate nitrogen pressure up to 1 5 Mpa guarantee stability of the system improve reliability of the cutting machine and ensure cutting surface quality 2 2 Main purpose and application scope Laser cutting is a more ad...

Page 14: ... especially the eyes the operator and the present personnel should be paid attention to protection must be protective glasses the model can choose SD 4 specification of 1064 nm 2 5 Products Construction and working principle 2 5 1 Overall structure and its working principle working characteristic LF1390 series fiber cutting machine the main components are host machine parts control system laser wa...

Page 15: ...system Picture2 3 Calibration operation main interface Picture2 4 Cutting head 2 6 Function structure and working principle working characteristic of the auxiliary device 2 6 1 Gas path system The gas path of the optical fiber cutting machine is provided with cutting gas compressed air high purity oxygen and high purity nitrogen to the cutting head Cutting gas can be divided into oxygen and nitrog...

Page 16: ...ut with compressed air and oxygen can also be adjusted by controlled proportional valve 2 6 2 Water system Water chiller of fiber cutting machine s water system adopts double temperature water chiller one is cooling laser and the other is cooling cutting head Note In order to guarantee normal running of the whole machine and laser maintain the stability of laser power and laser mode is good equipm...

Page 17: ...the machine tool drawings marked in transit Assist and handling tools The user must prepare for the following items 1 Used for machine tools laser and additional devices of truck crane Suggestions for the lifting force for at least 80 t hydraulic crane If according to the local situation need to use a bigger boom truck crane must have greater gravity 2 Forklift 2 5 t bearing capacity 3 The bearing...

Page 18: ... not use sharp item open the film package of machine and other equipment avoid cause surface scratches and damage to the electrical installation to protect the pipe if customer cause damage on its own is not company s responsible for replacement 3 2 2 Check the content a After opening the package please confirm whether the products are you buy b Check the product if there is damage in transit c Co...

Page 19: ...bient temperature of installation site shall not be reduced to 4 below Caution To avoid hot deformation because of the sun shining when installed near the window position please fitted with shutters to avoid these situations Please put the gas tank in the shade place As the high pressure of the gas pressure gas tanks have explosive properties in higher temperature surroundings 2 Outside air In ord...

Page 20: ...roller machine tools from outdoor handling in the workshop 6 With starting power is in the workshop bridge crane or continue on the armoured roller machine to the installation site 7 To take advantage of the armoured roller machine put to the place of installation and alignment position need to use the hydraulic jack 8 Put machine in armoured roller on the original installation location If the pos...

Page 21: ... 70 Prohibited in open air for a long time Because of all sorts of reasons to temporarily store truly besides should comply with the above requirements should also check their condition and packaging to ensure that the machine from damage No climbing standing or placed on the product packing weight Do not use the pull of cables are connected to the product or handling products It is forbidden to c...

Page 22: ...hown in the electrical wiring diagram e Check the total power open or not and other power open or not e g host laser machine must meet the capacity of drawing marked f The wire diameter of power cord ground wire and the zero line shall not be less than the power wire diameter on the wiring diagram g Check ground wire of power cord is connected or not h Check the entire high voltage wire terminal e...

Page 23: ...ace during the installation process the top of the unit distance from other objects should more than 2 5 meters and around the unit distance of other objects should more than1 5 meters to ensure smooth air flow it is forbidden to install the unit in ventilation in a closed stuffiness room must ensure that the hot air from the water chiller is not back flow to the surface which into wind of the uni...

Page 24: ...re 4 5 Open the inlet valve which marked on the picture 4 4 add water to the tank In the first time the water better to reach the line which marked on the picture 4 5 Water level should be lower than the top edge of water tank 100 mm to 200 mm in order to prevent water overflow from the tank Water chiller are not allowed to use the tap water but use pure water distilled water or deionized water Ot...

Page 25: ...nce to make the oil heater which at bottom of the compressor start oil preheating automatically inside the compressor refrigeration preheat state means after electrify chiller control panel in the electricity outage state and then can normal boot operation Specific requirements please refer chiller the attached water cooling machine user guide f Set the temperature Edition description ...

Page 26: ...continue to press up key when the temp set value up to 40 the set temp will go back to20 Notice 5 seconds setting status doesn t mean to finish setting temp within 5 seconds It means to modify the parameters of the controller in the first 5 second after starting up after that the parameters could not be modified If not the machine defaults no need to modify the parameters g Try to operate after wa...

Page 27: ... too low should be timely water and waterway inspection whether water leakage such as leakage of timely repair 6 When the filter is dirty timely replacement Please refer 7 Will the water cooling machine inlet and outlet pipes and power lines signal lines put online box prevent a stampede causing water cooler job doesn t work h Storage Do not contain mineral water storage allows only for short peri...

Page 28: ...connector and it s multi functional You can set the control mode and input analog control signal with the interface and fault signal is sent from it 4 on the Picture 4 8 5 RS 232 RS 232 serial port this interface is a male DB9 connector and will be used in hyper terminal and RS 232 mode 5 on the Picture 4 8 6 SERVICE This Service is a female DB9 connector the definitions of the port is 6 on the Pi...

Page 29: ...ire on the Picture 4 10 nto rs 232 serial port More details please check the attached Fiber Laser User Guide Manual Please kindly read every details of the manual before operate the machine The machine for fiber laser light path no need to debug but it must be strictly to put optical fiber placement within the axis drag chain operation and must ensure that bending radius is larger than 200 mm Ban ...

Page 30: ... damp places this will make the lens surface aging 3 The lens surface must be clean if stained with dust dirt or water vapor easy absorption laser lens coating damage Light affects the quality of the laser beam or a laser beam does not travel through or reflected 4 When installation or replacement mirror or focus lens do not use too much pressure otherwise it will cause deformation of the lens thu...

Page 31: ...G Weike Laser Profession Laser Manufacturer more than 15 Years 24 Picture 4 11 Picture 4 1 ...

Page 32: ...t The nozzle should put into the connecting ring by hand to avoid some damage if you use any tools In addition make sure all the surface of these components is clean 2 Tighten the connecting ring Picture 4 15 3 with ceramic part Picture 4 15 2 and set on the sensor part Picture 4 15 1 3 Put the nozzle Picture 4 15 4 into the ceramic part Picture 4 15 2 by hand 4 4 4 Piping 1 Water Cooling System C...

Page 33: ...ng 1 water out tube for connecting Connect the pipe which joint with B1 port to 1 connect the 2 port with the IN port on the picture 4 16 connect the OUT port on the picture 4 17 with the pipe which joint with B2 port on the picture 4 1 Clockwise to tighten connection fixing nuts block For laser head and optical fiber head cooling of the inlet and outlet of the chiller and the inlet and outlet of ...

Page 34: ...ustrial fiber and the fiberis imported by the optical fiber connecting block Sequence of operation 1 The connection block at the top of the plastic protective cover is takenoff 2 The QBH hole alignment connecting the hole in the block insert the QBH line in the end 3 Clockwise to tighten connection fixing nuts block as shown in Picture 4 18 4 On fixed nuts again along clockwise to tighten Laser Op...

Page 35: ...on fiber connector 4 Do not twist or lock too tight or it will break the QBH connector and fiber plug Installation attention 1 Lens avoids direct contact with hands 2 Positive and negative duty to clear lens 3 Use special tool dismantling the lens 4 5 The connection of the gas 1 Connect the gas pipe with the gas valve then connect the valve with the gas bottle 2 Clockwise to tighten connection fix...

Page 36: ...cording to the gauge manual The following picture4 21 4 22 is just for your reference The N2 gauge is same with compressed air gauge Picture 4 21 Oxygen pressure gauge Picture 4 22Nitrogen pressure gauge 1 Gas for cutting consumption Cutting gas consumption related variables as below Laser Gas Purity Application Material Pressure limit BAR O2 99 99 Carbon steel 0 P 10 N2 99 99 Stainless steel 0 P ...

Page 37: ...nd the pipes which in the front of the connecting position must have at least 1 m area for free configuration so that when change the filter the pipe can be bent down to come over Please refer Picture 3 1 The installation of a complete set of gas transmission system Such as the gas container or tank of gas supply to the machine are accomplished by a pipe The carburetor must be designed to able to ...

Page 38: ...he requirement of machine tool use gas Such as the requirement of the purity of N2 or O2 and the requirement of pressure The level of the gas can t below recommended level of gas Secondly connnect gases to the machine in a right way open the cylinder connecting valve step by step check the gas path to ensure that the pneumatic sealing Only the air in air compressor after the processing of qualifie...

Page 39: ...chine performance before debugging and reading relevant random technical data Correct debugging is the basis of guarantee machine normal work please contact with our company if you re not sure we will give you a satisfactory answer in the fastest time Note This debug method includes the normal debug method when machine online on electric ...

Page 40: ...2 An external device to start A Start the total power supply the total power switch voltage equipment When the light is in this position marked by No 1 arrowhead on Picture 5 1 turn on the total power switch according to the direction of No 2 on Picture 5 1 arrowhead Picture 5 1 B Cold water machine start heck whether the state is normal water supply is normal waterways without slack phenomenon Mo...

Page 41: ...tor will illumine the 2 on the picture 5 5 There are some difference between the laser machine user manual and laser source use manual in the boot steps Please follow the manual Any question please contact with our company Please don t change the operation steps randomly D Assist gas supply equipment open the air supply valve required check the gas path of each filter equipment and pressure The st...

Page 42: ...d As shown in Figure 4 19 4 20 Picture 5 7 Calibration initial interface Picture 5 8 Calibration interface Note the height adjusting system may be modified with its own independent specification shall prevail this manual is only for reference More details please refer the height controller use manual 5 3 2 Control software operation process Making graphic data data check Making process parameters ...

Page 43: ...G Weike Laser Profession Laser Manufacturer more than 15 Years 36 Adjust the cutting parameter As show in Picture 5 14 Picture 5 9 ...

Page 44: ...G Weike Laser Profession Laser Manufacturer more than 15 Years 37 Picture 5 10 Picture 5 11 Picture 5 12 ...

Page 45: ...ity adjust the focal length click onthe software interface of the lower right side of the simulated icon to observe cutting sequence is correct all the correct go bordercutting 5 3 2 1 Take the border and cutting Through the arrow keys on the handle will be laser head moves to the sheet cutting position click the operating handle walking frame determine the processing location click the handle on ...

Page 46: ... safety range please refer chapter4 5 the finally according to gas pressure button on the operation system to adjust outletpressure 5 5 Adjust nozzle light Laser Position Adjustment When adjust the focus position the system can not be pressured no cutting pressure and shut down the distance sensor system Caution Laser Adjustment Error Be very carefully to adjust the laser position it may result in...

Page 47: ...ve glasses It may cause level 4 laser in actual use and may hurt your eyes Do not look directly on the laser in any case even if you wear some protective devices Use standard protective glasses 3 You can use the handle or click the button on the operation system Press the SHUTTER button to turn off the red dot Press LASER button to release the laser beam Press the SHUTTER button to turn on the red...

Page 48: ... diffusion and thus affect the cutting quality Picture 5 19 is the install nozzle and not install nozzle gas jet Without nozzle with nozzle Picture 5 19 5 6 1 2 Laser and nozzle adjustment Adjust nozzle make laser through from nozzle center details ways as below a Put nozzle move to cutting height b Scrible on the surface of nozzle then put white no dry adhesive tape on the surface Adjust laser in...

Page 49: ... above therefore the nozzle should be carefully placed may not be so as not to cause deformation that touch an injury The nozzle with some melting stains should be clear in time The quality of the nozzle is of high accuracy requirements in the manufacture installation method is correct If due to the poor quality of the nozzle to change the terms cutting the nozzle should be timely replacement b Se...

Page 50: ...ng efficiency and it could make up the changes of focus position caused by changes of optical path 5 6 2 1 Method to find focus position Use triangular block to find focus also could sue slant wood boardinstead A Put one flat plate on working table and put one fixed block with a hard board to form the three legged structure See picture 5 20 Picture 5 20 Adjusting laser focus1 Adjust the focus auto...

Page 51: ...e punching and cutting section and focus position when cutting different material with differentthickness Name and focus position Cutting material and cutting section features Zero position laser focus position is on above material surface Used for cutting thin metal Focus on the work piece above surface above cutting edge is smooth below cutting edge is not smooth Positive focus laser focus is on...

Page 52: ...tification ablation or reach the ignition point at the same time with the aid of high speed airflow and beam coaxial purify molten material so as to realize start cutting laser cutting is one of the hot cutting method 5 7 1 1 Main mode of laser cutting Laser fusion cutting and laser oxygen cutting Laser fusion cutting Laser fusion cutting is with laser heating melt metal materials and then through...

Page 53: ...f gas and metal effect oxidation reaction release a large amount of heat oxidation On the other hand the molten oxide and melt blown out from the reaction zone form the incision in the metal The brief analysis of as following 1 Under laser irradiation the surface of material is heated to the ignition temperature then it acted with oxygen acting Violent oxidation reaction releasing quantity of heat...

Page 54: ...h accuracy Cutting surface is smooth and clan it even can be used as the last procedure without mechanical processing parts can be used directly 10 After laser cutting the width of the heat affected zone is small the material performance around the kerf is hardly affected and the work piece deformation is small high cutting accuracy 11 Fast cutting speed e g The cutting speed of 2500w laser cuttin...

Page 55: ...ough and the cutting seam is wide at the same time it can cause the cutting section to melt which can not form a good cutting section B Effect of pressure on the perforation of cutting gas 1 When the gas pressure is too low the laser is not easy to cut through the cutting board the drilling time increases resulting in low productivity 2 When the gas pressure is too high causing the penetration poi...

Page 56: ...ed to prevent damage to the device electrical components of static electricity while preventing damage to the operator caused by leakage of the circuit when the operator Maintenance and replacement of electrical components should be cut off the power supply is strictly prohibited with the operation Clear the circuit breaker transformer and the wiring board above the dust so as to avoid the current...

Page 57: ...he inlet water cooling machine Cooler inlet and outlet pipe is strictly prohibited squeeze stampede and keep the waterways 11 Open the laser power supply must first before the water cooler water cooler is stable to laser range can start the laser 12 In the working process of the equipment operation personnel should be hand operating handle prohibited equipment work process the handle is placed on ...

Page 58: ... misuse of others 23 Regularly check the drive parts fastening screws are loose regular cleaning guide screw or rack oil 24 Equipment in the process of maintenance or repair interruption of power supply is strictly prohibited to live repair or maintenance 5 8 3 Note on the use of temperature in spring and winter Equipment is located in the ambient temperature of less than 0 degrees the water coole...

Page 59: ... move to the middle of the machine to prevent the transmission shaft due to its own gravity deformation affecting the cutting accuracy Close the barometer first turn off turn right the knob the pressure in the bottle then release pressure regulating knob press the handle GAS button on the handle picture 5 17 or PUFF button on the picture 5 18 gas after the gas after removing the gas circuit pressu...

Page 60: ...scharge of oil will be the clean air open the drain valve at the bottom for drainage after the treated waste water discharge tighten the drain valve 5 Off the dryer Turn tools machine computer host supply power power supply regulated the external main and switch Picture 5 27 Picture 5 28 Turn off the main switch from the ON position to OFF position as shown in the picture 5 27 to picture 5 28 6 Cu...

Page 61: ...t is recommended that you also pay attention to the following points 1 Come on don t open in excess of the prescribed time and drains and often kept clean 2 Wash oil and lubrication points shall use only without fiber flock wiping cloth do not use wool waste do not use kerosene and gasoline and to use the thin liquid spindle oil spray lubricating oil 3 Synthetic lubricants are not allowed to be mi...

Page 62: ...nd cutting machine parts such as metal filter cutting machine in the heat exchanger head of congestion which seriously affect the cutting effect and even burn out optical element Environment of dust and debris on the radiator in the cold water machine water pump accumulation will lead to the radiator and water pump cooling bad resulting in adverse burn compressor refrigeration burning phenomenon o...

Page 63: ...o clean Ensure that the cold water machine the surface clean 2 Test whether condenser blocked by dirt please use compressed air or brush to remove the dust in the condenser Ensure the normal operation of the condenser 3 Clean air filter A Open the unit panel of air filters air filters will unit to pull them up and pull outward B Can use a vacuum cleaner air spray gun and brush will filter dust rem...

Page 64: ...cold water to lengthen service life 2 Replacement of circulating water distilled water and cleaning tank and metal filter If with ROFIN laser cooling water can be half a year after adding the corrosion inhibitor to replace a cooling water if the PRC lasers add the propylene glycol cooling water can be half a year after the replacement of cooling water at a time To ensure normal operation of the la...

Page 65: ...ens according to the practical situation The optical lenses are strictly forbidden to use water and detergent to clean Lens surface coated a layer of special membrane if use these to clean the lens will damage the surface of the lens Do not use the lens placed in damp places this will make the lens surface aging The lens surface is stained with dust dirt or water vapor easy absorption laser lens c...

Page 66: ...antle of Focal Lens 1 Turn left the instrument to loose the four nuts 2 Remove the dismantled parts then loose the other four nuts 3 Put aside the protective lens if don t need to clean loosen 4 M3 flat head screws under the protective lens holder take down the protective lens holder and then get down the focal lens barrel by professional wrenches Picture 6 4 Caution Please put the different kinds...

Page 67: ...s when clean another lens to avoid the pollution of the dust or water in the air Collimator Lens Installation 1 Clean the surface of laser head with anhydrous ethanol and then loose four nuts 2 Using the wrapping paper to cove the focal lens 4 Take off the collimator lens with specialty wrenches Picture 6 4 ...

Page 68: ...oating on the surface directly When assembling the lens do not use mouth blowing toward the lens Smooth lens should be placed in clean the table the following a few pieces of lens paper pad Should try to be careful when you pick up the lens to prevent collision and fall and on the surface of the lens coating not exert any force Install the lenses mirror should be clean with a clean air spray gun c...

Page 69: ...veral times repeatedly until the mirror surface clean If the mirror is very dirty lens paper can be folded in half 2 3 times the above steps again and again until the mirror clean 2 Cotton swab to clean the lens of the steps first use spray gun to blow off the dust on the mirror Again with a clean cotton swab to remove dirt With new stained with high purity alcohol or acetone swabs from the lens c...

Page 70: ...ock the all the buttons on the filter as the direction marked on picture 6 8 Then remove the 1 part on the picture 6 9 off the machine Caution As the parts of the filter is more than 25kg the operator should find another person to lift and remove this part together The 2 Dismantle the screws which fixed the filter screen the use the dust collector to clean the filter screen Note The air filter scr...

Page 71: ... When want to stop using the machine during a long time for the moving parts please butter them make anti embroidered paper package For other parts please periodically check if there s the rust phenomenon and make the cleaning anti rust processes for the rusty parts if conditions permit You can add one dust cover on the parts In addition please check and clean the machine regularly 6 7 Storage con...

Page 72: ...6 9 Waste treatment Waste metal materials could be recycled You can sold it to the local recyclable waste collectors The waste water in the water cooling machine can be discharged to the sewers The waste gas should be filtered by the air filter then exhaust to the air ...

Page 73: ...transported cause damage 1 We have no effect on the performance of the product with no prior notice to change the product specificationsand naming rights 2 Division I only on the sale of the product itself the quality and performance of the legal obligations does not assume other indirect obligations and responsibilities Fine then 1 The whole machine is guaranteed for one year Factory date from th...

Page 74: ...er service department detection maintenance and then return to the buyer buyers for various reasons in arrears with my spare parts will cancel the guarantee of its equipment 2 Within the warranty period the quality of the non product quality problems caused by equipment or accessories damaged by the purchaser to bear the spare parts repair and transportation costs such as the need to come home sho...

Page 75: ... accuracy of the contents of this manual Because of the editor s limited level there maybe inappropriate or omissions hoping to obtain the general readers and colleagues criticism and corrections We don t assume any form of liability for all the consequences All rights reserved without authorization the document cannot be copied any offenders will pursue its legal responsibility ...

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