ZAPbp BP93p Operator's Manual

Cnc electric discharge machine

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CNC ELECTRIC DISCHARGE MACHINE
zapbp.com.pl
© Zakład Automatyki Przemysłowej B. P.
BP93p
Zakład Automatyki Przemysłowej B.P.
99-300 Kutno,
Kuczków 13,
fax.: 024 253 74 46,
Tel.: 024 254 63 66.
26-200 Końskie,
ul. Młyńska 16,
fax.: 041 372 79 29,
Tel.: 041 372 74 75.
1

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Summary of Contents for ZAPbp BP93p

  • Page 1 CNC ELECTRIC DISCHARGE MACHINE BP93p Zakład Automatyki Przemysłowej B.P. 26-200 Końskie, 99-300 Kutno, Kuczków 13, ul. Młyńska 16, fax.: 024 253 74 46, fax.: 041 372 79 29, Tel.: 024 254 63 66. Tel.: 041 372 74 75. zapbp.com.pl © Zakład Automatyki Przemysłowej B. P.
  • Page 2 Prior to the first use of the machine, undergo appropriate training. c) The BP93p Electric Discharge Machine must be used, according to its purposes, exclusively. d) Before commencing work, make sure you are well familiar with operating the machine and its correct use.
  • Page 3 MD-1 Micro EDM machine,  UR-1 and UR-2 adjustment handles,  WS-1 and WS-2 spinning heads,  PDT-1 and PDT-4 rotary tables. 4. TECHNICAL PARAMETERS BP93p for diamond discs MACHINE The area occupied by the machine 0.9m Dimensions 750x700x1900mm Standard tank...
  • Page 4 o a handle with a nut for the Y-screw, screwed to the trolley, o a measuring power screw in the X-axis, o a handle with a nut for the X-screw, screwed to the trolley, o a stepper motor Y, o a stepper motor X, o a play elimination unit in the X- and Y-axis, with a weight suspended on a tensioning cord, o a brake in the Y-axis,...
  • Page 5 6. INSTALLING AND CONNECTING THE MACHINE One must exercise extra attention and thoughtfulness, when drilling with the BP93p machine. Pay particular attention to the fire protection of both the machine and the room in which it operates, as sparks are produced that may come into direct contact with the dielectric fluid.
  • Page 6 to period examination performed by a Sanitary and Epidemiological Station, in order to “ ” measure the level of electromagnetic field emission and define hazard areas in a given room. Attention!!! The warning signs compliant with PN-74/T-06260 must be located next to the entrance to the room where the machine operates.
  • Page 7 1) CURRENT AMPLITUDE [A] potentiometer: Variable adjustment of the discharge current amplitude, I=<1, 30>, 2) EFFECTIVNESS [%] potentiometer: Drilling efficiency adjustment, P=<0,100>, 3) SHORTING[%] potentiometer: Adjustment of electrode retracting delay, resulting from short circuits or incorrect operation, z=<0,100>, The knobs 2 and 3 are used to set the machine working conditions, in the automatic mode. The motor will continue lowering the electrode, until the required discharge factor has been exceeded.
  • Page 8 o Shorting: Signals the occurring of a short circuit and retracting of the electrode, in the automatic mode. o Dielectric level: Signals low level of dielectric. o Dielectric temperature: Signals the excessive temperature of dielectric. o Fire extinguisher: Signals activates the fire extinguisher GG-1, o Heatsink temperature: Signals the excessive temperature of current oscillator, o Fire extinguisher supply Signals the operation of a power supply unit for the...
  • Page 9 Carry out repair work or other work that may lead to damaging the tank or igniting the dielectric fluid; i) Modify electric or hydraulic systems, without prior consulting with ZAPbp. Recommendations: a) Use a separate, well-ventilated room.
  • Page 10 f) Use a blowing system that eliminates vapours from above the tank, or a spot extractor – vapours must be directed outside the working room. The extracting system must be efficient, in order to eliminate any condensation of the dielectric fluid in conduits, or possible isolated water pools, as that can pose a fire hazard.
  • Page 11 15. TECHNOLOGICAL CHARAKTERISTICS Electrode: copper M1E Workpiece: steel Dielectric fluid: paraffin oil =50μs, P=10%, z=50% Other parameters: t © Zakład Automatyki Przemysłowej B. P.
  • Page 12 Electrode: copper M1E Workpiece: steel Dielectric fluid: paraffin oil =50μs, P=10%, z=50% Other parameters: t © Zakład Automatyki Przemysłowej B. P.
  • Page 13 Electrode: copper M1E Workpiece: steel Dielectric fluid: paraffin oil =50μs, P=10%, z=50% Other parameters: t © Zakład Automatyki Przemysłowej B. P.
  • Page 14 16. ADDRESSES OF DEALERS a) FILTERS o WE-325 Przedsiębiorstwo Produkcyjno Handlowe Motoryzacji EXMOT (A manufacturer and supplier of filters), 19-300 Ełk, ul. Przemysłowa 6B, Tel.: (87) 621-36-59, (87) 621-84-50, Fax: (87) 621-31-59, Email: exmot@exmot.pl, exmot.pl o L-325 or L-520 Spółdzielnie Inwalidów Two-Met (Disabled workers co-operative), 95-100 Zgierz, ul. Dąbrowskiego 13, Tel./Fax: (42) 716-31-21, Tel.: (42) 716-28-76, Email: marketing@two- met.pl, twomet@two-met.pl, www.two-met.pl b) GLEITMO 100 MOLYBDENUM GREASE...
  • Page 15 Programmable controller for electro-erosion removal machines manufactured by ZAPbp. Operator's manual. Zakład Automatyki Przemysłowej B.P. 99-300 Kutno, 26-200 Końskie, Kuczków 13, ul. Młyńska 16, Fax: 024 253 74 46, Fax: 041 372 79 29, Tel.: 024 254 63 66. Tel.: 041 372 74 75.
  • Page 16: Table Of Contents

    Table of Contents Control Panel ....................... 4 Keyboard Layout ........................4 Menu Layout..........................5 Manual Working Mode ....................6 Travel ............................6 3.1.1 Manual Travel ........................6 3.1.2 Travel by a specific value ....................6 3.1.3 Travel by a specific step ....................7 3.1.4 Travel toward specific coordinates .................
  • Page 17 4.5.1 G-codes (preparatory functions) ................... 21 4.5.2 G-codes (standard cycles) ....................22 4.5.3 M-Codes ........................23 Automatic Working Mode ..................24 A pattern of preparatory procedures, before commencing a drilling process ..25...
  • Page 18: Control Panel

    1 Control Panel 1.1 Keyboard Layout Fig. 1 The keyboard attached to the operator panel is comprised of the following elements: [1] A block of directional keys (they control the direction of movement and the turning movement of the working bit of the machine machine); [2] The Ignore Short Circuit button [IZR] (it is used during travelling, if it is necessary to ignore the contact between the working bit and the table;...
  • Page 19: Menu Layout

    1.2 Menu Layout The menu layout has been presented on the diagram below: Working mode Main Menu Sub-Menu  Manual Mode Travel By value  By step  To coordinates  Home  To characteristic points  To the beginning of program ...
  • Page 20: Manual Working Mode

    2 Manual Working Mode Initial notes:  The machine will only work within the positive quadrant of the global co-ordinate system that is also referred to as a physical co-ordinate system.  If the user attempts to travel toward negative physical coordinates, the system will generate an appropriate error message.
  • Page 21: Travel By A Specific Step

    5) Activate/Deactivate the Ignore Short Circuit function by pressing the [IZR] button (activate this functions, if it is necessary to ignore the contact between the working bit of the machine with the table, during travelling, e.g.resulting from measuring the location of a workpiece on the table, using a sensor).
  • Page 22: Travel Home

    Screen: Course of action: 1) Select a specific character and the axis for which we intend to declare target coordinates, by pressing an appropriate key included in the directional keypad (see Fig. 1). The entry window dedicated to the selected axis of travel will be displayed. 2) Enter the required value of coordinate, using the numeric keypad ([DEL] –...
  • Page 23: Travel To Characteristic Points

    The machine has undergone repairs that required the disconnecting of the generator from the mechanical section of the machine. Failing to perform the Home function, once any of the afore-mentioned conditions has occurred, may “ ” result in an incorrect operation of the travel to a characteristic point function and locking of manual travels toward the selected direction.
  • Page 24: Limiting Switches

     Stopping the process: Travel has been paused by pressing the [STOP] key.  Critical ruler error: The ruler does not report that it has completed travel, although the motor responsible for movement along a given axis has received a message about completion of travel. This error occurs, when: There is a motor malfunction;...
  • Page 25: A List Of Base Coordinates

    2) Enter the required value of coordinate, using the numeric keypad ([DEL] – Deletes the entered character; [ESC] – Cancels the option of entering a value). 3) Accept the entered value, by pressing [ENT]. 4) Declaration of coordinate for another axis – go back to item 1. 5) Confirm the declared coordinates, by pressing [F1] “Accept”.
  • Page 26: Alignment

    Screen: Course of action: 1) Select a specific character and the axis for which we intend to declare new operator’s coordinates, by pressing an appropriate key included in the directional keypad (see Fig. 1). The entry window dedicated to the selected axis will be displayed. 2) Enter the required value of coordinate, using the numeric keypad ([DEL] –...
  • Page 27: On The Mandrel

    Initiate alignment, by pressing [ENT]. The following keys are available, when this function is carried out:  [STOP]: Alignment is stopped. When the function is paused, the following options for further actions will appear on the screen: “ ” [Fx] Continue : Alignment will continue;...
  • Page 28: Error Messages Regarding Alignment

    Attention!!! You must remember that the automatic alignment on mandrel requires setting the direction and turning point of alignment in such a way that that electrode comes into contact with a workpiece, when it is moving toward that particular direction. The process of alignment is cancelled, if the electrode has moved by 50mm, after alignment was started, and there is no contact with the workpiece.
  • Page 29: Settings

    Screen: To navigate through the list of archived data, use the block of navigational keys (see Fig. 3). See below to learn about the operations assigned to each of the keys: ← [3] [ ] Return to the previous page; →...
  • Page 30: Language

    Screen: Course of action: 1) Select a rotating instrument. When a particular type of rotating instrument has been selected, the following symbol will precede it: “>>”. To select a particular type of instrument, use the block of navigational keys (see Fig. 3). See below to learn about the operations assigned to each of the keys: [3] [↑] The cursor moves up to another item on the list;...
  • Page 31: Programming Mode

    Screen: Course of action: 1) Select a working attribute. When the particular attribute has been selected, the following symbol will precede it: “>>”. To select a particular attribute, use the block of navigational keys (see Fig. 3). See below to learn about the operations assigned to each of the keys: [1] [↑] The cursor moves up to another item on the list;...
  • Page 32: Transfer Of Program

    Course of action: 1) Select a program. When a particular program has been selected, the following symbol will precede it: “>>”. To select a particular program, use the block of navigational keys (see Fig. 3). See below to learn about the operations assigned to each of the keys: [1] [↑] The cursor moves up to another item on the list;...
  • Page 33: New Program

    ↓ [2] [ ] If the range is <0;9>, the value will be modified by -1. If the range is <A; Z>, the previous letter in the alphabet is displayed. ← [3] [ ] The cursor moves to the previous item of the entered name. →...
  • Page 34: Error Messages

    Too many programs have been stored: The user attempted to store a 21st program on the SD card (the maximum number is 20). 3.5 The principles of writing a program, using G- and M-codes The basic notes regarding writing a program that will be interpreted by machines with the PP15 controller, manufactured by ZAPbp:  “ ”...
  • Page 35: G-Codes (Preparatory Functions)

     Each block (line) in the program must start with a G- or M-code. None of the data entered before a G- or M-code will be interpreted.  Incorrect parameters for a given G-code will not be interpreted.  If a parameter appears twice in a given block (e.g. G00 X2.0 X3.00), it will have the value of the last “...
  • Page 36: G-Codes (Standard Cycles)

    3.5.1.3 G03 Circular interpolation counter-clockwise X - movement command for the X-axis (endpoint X coordinates) Y - movement command for the Y-axis (endpoint Y coordinates) Z - movement command for the Z-axis (endpoint Z coordinates) I - distance along the X-axis toward the centre of wheel J - distance along the Y-axis toward the centre of wheel Presented below is a program that carries out an arc at the inclination angle of 230˚...
  • Page 37: M-Codes

    3.5.2.2 G85 Standard cycle of orbiting around a circle – The number of convolutions – Stroke – Diameter of orbiting Presented below is a program that carries out a orbit of 5mm in diameter, machined to the depth of 8mm: G00 X0 Y0 Z0 A0 G85 L8 S1 D5 3.5.2.3 G86 Standard cycle of orbiting around a square...
  • Page 38: Automatic Working Mode

    Presented below is a program that carries out drilling to the depth of 2mm, including activating additional functions and changing parameters: G00 X0 Y0 Z0 A0 G92 a20 T200 t20 P1 z4 W1000 D3000 F9 G01 Z-1.9 G92 a5 T180 t18 P1 z4 F9 G01 Z-2.0 G01 Z0 4 Automatic Working Mode...
  • Page 39: Pattern Of Preparatory Procedures, Before Commencing A Drilling Process

    Error messages:  If there are errors, regarding program interpretation of access to an SD card, see item 3.3.1 [Error Messages].  Attempting to exceed physical or base coordinates.  Stopping the process: See item 2.1.8. [General error messages regarding travels], ...

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