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MicroStep SH-HC30 User Manual Download Page 25

调高器说明书

 

 

Fig. 3-9 Wiring diagram of 

arc voltage height controller, 

voltage divider board and CNC system 

 

 

Note: The wire diameters of 24V power cord and of ground wire should be larger than 0.5 square 

 

millimeter. 

 

 

20 

 

 

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Summary of Contents for SH-HC30

Page 1: ...stallation Plasma Cutting Torch User Manual 4 Quick operation guide 5 Commissioning 6 Operating guide 7 Control panel 8 Troubleshooting 9 Initial positioning 10 Commands between CNC and height controller 11 Remote height controller 5 PDF 文件使用 pdfFactory Pro 试用版本创建 ww w fine print com cn ...

Page 2: ...e have made a consistency inspection to the contents of the printed file against the product described However we can t guarantee absolute accuracy due to the impossibility to eliminate inaccuracy completely Nevertheless we will verify the information in the file regularly and make necessary amendments in the revised version Any suggestion for later improvement is greatly appreciated Microstep res...

Page 3: ...3 Installation 8 3 1 Mechanical Installation 8 3 2 3 3 Electrical Installation Connection 14 Function Introduction of Volatge Divider Board 22 3 4 Dimensions Figure of Volatge Divider Board 25 4 Quick Operation Guide for Capacitance and Arc Voltage Height Controller 26 4 1 Control Operation of Electrical Operation Panel External Switching Mode 26 1 PDF 文件使用 pdfFactory Pro 试用版本创建 ww w fine print co...

Page 4: ... Daily Operation Flow 29 5 Operating guide 30 5 1 Parameter Setting 30 5 2 Manual Operation 30 5 3 Automatic Operation 31 6 Debugging 31 6 1 Initial Debugging of Capacitive Detection 32 6 2 Debugging Steps of a Key Height Calibration 32 7 Controller Panel 32 7 1 Control Parameters 33 7 2 7 3 Operation Panel 34 Display Status Description 36 8 Troubleshooting 38 2 PDF 文件使用 pdfFactory Pro 试用版本创建 ww w...

Page 5: ...39 10 Instruction Functions Related to M of CNC System and Height Controller 40 10 1 Function M of Direct Control Output Port of CNC System 41 10 2 Fixed Cycle of Function M 41 11 Remote height controller 44 11 1 Function Introduction 44 11 2 Operation Guide 45 11 3 Wiring Instructions 47 11 4 Installation Dimensions 48 3 PDF 文件使用 pdfFactory Pro 试用版本创建 ww w fine print com cn ...

Page 6: ...troller for flame plasma cutting torch 1 1 Purpose Model SH HC30 height controller for flame plasma cutting torch is an automatic height control module integrated with mechanical lifting and electric control features which is specially designed for portable flame and plasma cutting machine as another new product developed by Beijing Microstep Control Technology Co Ltd in the field of industrial au...

Page 7: ...ng Microstep Control Technology Co Ltd Be sure to read the safety warnings and precautions carefully to avoid any accidents due to incorrect operations Please strictly follow the detailed instructions in the manual before installing and using this machine In case that Model SH HC30 height controller for flame plasma cutting torch and or this manual is illegally used the user shall be liable for al...

Page 8: ...nplugging power cord are prohibited when the power switch is on The product should be positioned far away from any heat source if possible The controller shell must be grounded well to avoid electric shock or affecting the controller The work piece must be well grounded too and maintain a good connection with the controller shell for assured accuracy of height control Note If the controller shell ...

Page 9: ...nd control High speed zone When the difference between the actual height and the set height is relatively big the cutting head will advance towards the set value at the highest speed in order to reach the set value the soonest this travel zone is called high speed zone Speed regulating zone If the cutting head reaches the set value at a high speed severe oscillation may be caused and the height co...

Page 10: ...td Address Room 604 Zeyang Mansion 166 Fushi Road Shijingshan District Beijing Postcode 100043 Tel 086 10 88909150 telephone exchange Sales 086 10 88909235 Fax 086 10 88909277 1 Website http www startsh com eng Email hzq_beijing startsh com 2 Overview 2 1 Technical Features Stepper motor instead of conventional DC motor Model SH HC30 height controller for flame plasma cutting torch uses the propri...

Page 11: ...eliability Simple and convenient linearization calibration The feature of one keystroke height calibration guarantees that in any circumstances the user only needs to press one key to calibrate the absolute height measurement and achieve linear height measurement Applicability in tough environment The shell uses tamper proof waterproof and moisture proof aluminum box sealed design particularly app...

Page 12: ... stepper motors Manual adjustment range 0 100 mm Automatic height control range 3 30 mm Adjusting speed of automatic height control 3000 mm min 30 slope Control precision 0 5 mm Dimensions of box body 155 87 71 mm Operating temperature 10 to 50 Weight Total weight of capacitance height control 1 990kg Total weight of arc voltage height control 1 645kg Detection system capacitance height detector a...

Page 13: ...allation The component names and positions of height controller are shown in Fig 3 1 Among them the connecting components for capacitance detector are only added in flame cutting operation 8 PDF 文件使用 pdfFactory Pro 试用版本创建 www fineprint com cn ...

Page 14: ...ch holder Detector ring holder Flame cutting torch Detector ring Fig 3 1 The positions names and functions of controller components 6 M6 screw holes in the back of the height controller are used to fix the box body to the support Their position and size are shown in Fig 3 2 9 PDF 文件使用 pdfFactory Pro 试用版本创建 www fineprint com cn ...

Page 15: ...mm i e the bolt length inserting into the interior of the height controller shell must not exceed 8mm Fig 3 2 Mounting position of screw holes in the back of the controller The right view of the height controller and related installation dimensions are shown in Fig 3 3 The back view of the height controller and related installation dimensions are shown in Fig 3 4 10 PDF 文件使用 pdfFactory Pro 试用版本创建 ...

Page 16: ...调高器说明书 Fig 3 3 Right view of the controller 11 PDF 文件使用 pdfFactory Pro 试用版本创建 ww w fine print com cn ...

Page 17: ...调高器说明书 图 3 4 高度控制器背面视图 Fig 3 4 Back view of height controller The installation diagram of the height controller is shown in Fig 3 5 12 ...

Page 18: ...调高器说明书 Fig 3 5 Assembly diagram of height controller 13 PDF 文件使用 pdfFactory Pro 试用版本创建 ww w fine print com cn ...

Page 19: ...on K2 and K3 are disabled 3 2 2 CNC System Input Output Control Mode I O control Electrical connection of capacitance detection height controller The electrical connection of capacitance detection height controller is shown in Fig 3 6 The high frequency cables and plugs are special parts The high frequency cables can be provided up to1000mm according to different requirements The cable connection ...

Page 20: ...pin connector Fig 3 6 Electrical wiring diagram of capacitance height controller Note The diameters of 24 V power cord and ground wire should be larger than 0 75 mm Manual automatic switching Manual ascending Manual descending Ground 15 PDF 文件使用 pdfFactory Pro 试用版本创建 www fineprint com cn 2 ...

Page 21: ...ve signal 6 Power Supply 24V ground for power supply of height controller 7 Output Manual lifting signal to drive cutting torch up 12 13 Power Supply 24 V positive for power supply of height controller 19 Output Manual descending signal to drive cutting torch down 24 25 Power Supply 24 V positive for power supply of height controller No Attribute Description Remarks 1 Serial port for common use 23...

Page 22: ...用版本创建 www fineprint com cn 7 14 Power supply 24 V positive for power supply of height controller 8 15 Power supply 24 V ground for power supply of height controller 10 Input manual automatic selective signal 12 Input Manual ascending signal for driving the cutting torch up 13 Input Manual descending signal for driving the cutting torch down ...

Page 23: ...nector and voltage divider board 9 pin connector should be made by the user For the pin definitions of 15 pin 25 pin connector and 9 pin connector see Table 3 1 Table 3 2 and Table 3 3 Height Plasma Power Supply Voltage board divider The back panel of CNC system Fig 3 8 Electrical wiring diagram of arc voltage height controller Table 3 3 Pin definitions of 9 pin connector for volta e divider board...

Page 24: ...signal after voltage dividing Manual ascending Manual descending 24V Ground 15 pin connector of height controller 25 pin connector of CNC system 19 PDF 文件使用 pdfFactory Pro 试用版本创建 www fineprint com cn S N Attribute Description 2 Power supply 24V ground for power supply of height controller 5 Power supply 24V ground for power supply of height controller 6 Output Arc voltage signal serving as height ...

Page 25: ...of arc voltage height controller voltage divider board and CNC system Note The wire diameters of 24V power cord and of ground wire should be larger than 0 5 square millimeter 20 PDF 文件使用 pdfFactory Pro 试用版本创建 ww w fine print com cn ...

Page 26: ...h arc voltage detection mode and capacitance detection mode are required to use Arc voltage Arc voltage 15 pin plug High frequency cable 分压板 9 芯接头 Heigh Back view of CNC Capacitance detecting ring 25 pin plug 21 PDF 文件使用 pdfFactory Pro 试用版本创建 www fineprint com cn ...

Page 27: ...tware debugging for the communication interface control mode of CNC system is in process 3 3 Functional description of voltage divider board The voltage divider board is a functional module designed to reduce the voltage of plasma cutting torch after arc starting in a certain proportion and separate and convert it to the low voltage signal reflecting the heightofthecutting nozzle fromwork piece It...

Page 28: ...ivider board connecting to height controller and CNC system Fig 3 10 Interface description of voltage divider board The pin definitions of interfaces are shown in Table 3 4 Table 3 5 and Table 3 6 Table 3 4 Pin definitions of J1 connector S N 2 5 6 9 Attribute Power supply Power supply Output Power supply Description 24V ground for power supply of height controller 24V earth for power supply of he...

Page 29: ...voltage signal and J2 is for high voltage signal In order to prevent low voltage signal from any interference of high voltage and high frequency signals and improve the system stability the wirings of J1 and J2 should be carried out separately 24 PDF 文件使用 pdfFactory Pro 试用版本创建 www fineprint com cn No Attribute Description 1 Power supply Ground 2 Input Plasma arc voltage positive terminal connectin...

Page 30: ...调高器说明书 3 4 Dimensional drawing of voltage divider board 25 PDF 文件使用 pdfFactory Pro 试用版本创建 ww w fine print com cn ...

Page 31: ...ual mode Set the Automatic Cutting torch control 割枪控制 升 Desce d automatic manual control switch to manual mode Manual 2 Adjust the ascend descend switch of the cutting torch as needed Automatic Cutting torch control 割枪控制 Ascend Adjusts the ascend descend switch to lift the cutting torch Adjusts the ascend descend switch to lower the cutting torch Manual Automatic Cutting torch control 割 枪 Ascend D...

Page 32: ...ical Connection For the wiring of height controller in arc voltage mode see Section 3 3 Electrical Connection The operation procedure is as follows 1 Directly press the ascend or descend keys on CNC panel to adjust the cutting torch to a suitable height Press S to ascend the cutting torch Press S to descend the cutting torch The height of the cutting torch is adjustable after pressing the key paus...

Page 33: ...nt and will be amended after the functions are completed 4 4 Operation Flow Flow starts Arc voltage detection mode capacitance For mechanical installation see 3 1 and connection of capacitance sensor is required For mechanical installation see 3 1 and connection of capacitance sensor is required For electrical connection in arc voltage mode see 3 3 For electrical connection in capacitance mode see...

Page 34: ...al Press the key Up on the descending signal is at low level the cutting torch moves down operation panel once to have the set value of height increased by 1 Press the key Up on the operation panel once to have the set value of height increased by 1 Press the key Down on the operation panel once to have the set value of height decreased by 1 Press the key Down on the operation panel once to have t...

Page 35: ...ard reduction parameters H upper limit value See 7 3 If the up arrow is pressed once the selected parameter value will increase by 1 for the selective range of parameter values see 7 1 If the down arrow is pressed once the selected parameter value will decrease by 1 for the selective range of parameter values see 7 1 5 2 Manual Operation Manual automatic signals at high level the controller is in ...

Page 36: ...hrough detecting the capacitance between them thereby to achieve height control When the capacitance mode height measurement is adopted the specific inductive capacity SIC between the capacitance detection ring and the work piece may affect the height measurement accuracy due to such ambient factors as temperature pressure humidity gas composition and son on In addition there is serious non linear...

Page 37: ...ode adjust the cutting nozzle to approach work piece to an appropriate position Press and hold the down arrow key on the height control panel for about two seconds the one keystroke height calibration process will start automatically as follows 1 Move up to somewhere about 30mm high in five steps 2 And then move down to about 10mm away from the work piece and stop 3 All the calibration is complete...

Page 38: ...ting torch can not move up further For the set range and default value see Table 7 1 Low limit point L Low Limit When the cutting torch is lower than this set value an alarm will pop up and the cutting torch can not move down further For the set range and factory default value see Table 7 1 Selection of detector C capacitance 0 is for arc voltage detection and 1 is for capacitive detection For the...

Page 39: ...ig 7 1 34 PDF 文件使用 pdfFactory Pro 试用版本创建 www fineprint com cn H L A E d C b Set range V 100 300 10 40 20 200V 0 20 0 100 0 1 0 50 Factory default value V 280 10 80 3 5 0 5 Set range mm 20 0 30 0 3 0 10 0 6 0 25 0 0 0 4 0 0 0 4 0 0 1 2 0 30 0 Capacitance Factory default value 25 0 4 0 10 0 0 3 2 0 1 25 0 ...

Page 40: ...to have the set height value increased by 1 in the editing mode to have the active parameter decreased by 1 Down arrow in manual automatic mode to have the set height value decreased by 1 in the editing mode to have the active parameter decreased by 1 LCD the display functions are as follows 1 Manual operation mode to display detector mode operation mode and height set value 2 Automatic operation ...

Page 41: ...e it is a decimal in mm in arc voltage mode it is an integer in V Automatic operation mode The first digit indicates the detection mode the same as shown above the second one indicates the operation state and the last 3 digits indicate the set value of height the same as shown above The second digit is particularly described as follows When is fixed it indicates the cutting torch is moving up at h...

Page 42: ...e to 0 1 mm in arc voltage mode it is a integer in V The first digit is particularly described as follows H the upper limit value When the height of cutting torch is larger than this value an upper limit alarm will be triggered In this case the cutting torch can only move down L lower limit value When the height is lower than this value it is a lower limit alarm will be activated In this case the ...

Page 43: ...ue is exceeded Check the upper limit switch Lower limit alarm The lower limit value is exceeded Check the lower limit switch Instable signal the work piece is grounded properly or not Ground it firmly Inaccurate height Operating environment changed Run one keystoke height calibration Vibrate wildly Speed reduction zone value is too small Increase the speed reduction zone value d Too slow in tracki...

Page 44: ...vertravel and deformation of workpieces or cantilever when impact occurs value B is generally set within 5 12mm 9 3 Process This function does not require additional relevant processes and instructions by the CNC system It only needs to extend the descending time of the cutting torch in the CNC system Generally the descending time of the cutting torch is set 2 6 seconds longer than the ascending t...

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Page 46: ...the height controller for the first time arc voltage test must be made for this plasma power supply As for standard plasma power supply the cutting speed chart in the instruction manual attached to the plasma power supply should be referred to Simple test method Manually adjust the distance between the cutting torch and work piece to an appropriate value according to the power specifications In th...

Page 47: ...xygen valve to start the preheating delay If the preheating time is not enough press the key pause the preheating time will extend to 150 seconds automatically If the preheating is completed before the time delay is up press the key start to end the preheating delay in the mean time the new preheating time will be saved automatically in the preheating delay parameter 4 The cutting torch ascends th...

Page 48: ... controller M38 to start the subsequent procedures M08 Fixed shut off cycle of cutting operation The shut off sequence of flame cutting operation is as follows M08 1 Close the cutting oxygen valve M13 2 Turn off the height controller M39 3 The cutting torch ascends M70 The shut off sequence of plasma cutting operation is as follows M08 1 Turn off the arc voltage switch 2 Turn off the height contro...

Page 49: ...is used at the end of preheating to lift the cutting torch a little bit so as to avoid any sprayed steel slag from blocking the nuzzle of the cutting torch when the cutting oxygen valve is opened Operation sequence turn on the ascending switch of cutting torch M14 start the ascending delay of cutting torch for perforation turn off the ascending switch of cutting torch M15 M73 Descending cycle of c...

Page 50: ...peration and make the use in an easier and simpler way a dedicated remote controller is provided for user as shown in Fig X 1 The remote height controller uses computer based design and support communication the master height controller via RS232 port The adjustment of the height and the sensitivity adopts simple knob design which endues it the operation conveniences of analog circuit and the accu...

Page 51: ...l automatic switching between manual and automatic modes Ascend the cutting torch ascends manually Descend the cutting torch descends manually 2 knobs as shown in Fig X 2 Height in automatic mode the height of cutting torch is adjusted adjusted Sensitivity in automatic mode the control sensitivity of the cutting torch is 11 2 Operation Guide When it is powered on the controller will enter manual o...

Page 52: ...set height value automatically Note Two external control methods are adopted for the height controller namely local switch control method and remote control method For this system if two external control methods are used simultaneously only when both methods are in automatic control mode the height controller will enter automatic control mode otherwise both are in manual control mode If the height...

Page 53: ...able X 1 Table X 1 Function definition of the back terminals of the controller No 9 10 11 15 16 1 8 12 13 14 Attribute Power supply Input Input Power supply Power supply Description 24V ground for power supply of height controller RS232 communication receiving terminal RS232 communication transmitting terminal 24V positive for power supply of height controller 24V ground for power supply of height...

Page 54: ...调高器说明书 11 4 Installation Dimensions 96X48mm m 8 5 96mm 12 68 48 PDF 文件使用 pdfFactory Pro 试用版本创建 www fineprint com cn 4 8 m 4 4 ...

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