Electrical discharge power supply modular device for electrical discharge machine
AssigneeIndustrial Technology Research Institute
InventorsJui-Kuan Lin, Yung-Feng Nien, Chao-Shiu Lee
Life of this patent
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Abstract
An electrical discharge power supply modular device for electrical discharge machine includes at least a discharge power supply motherboard having a discharge power supply control signal bus and a plurality of coupling devices of discharge power supply circuits for flexibly accommodating several discharge power supply modules, finishing circuit modules, and special processing circuit modules to form a multistage discharge power supply controlled by a discharge signal generator for providing discharge clock pulses to all the discharge power supply circuits so as to proceed electrical discharge.
Claims13
An electrical discharge power supply modular device for an electrical discharge machine, comprising:
- a discharge signal generator capable of generating a discharge power supply control signal;
- at least one discharge power supply motherboard having a plurality of coupling devices for discharge power supply module boards and a plurality of discharge circuit connectors;
- a plurality of discharge power supply module boards plugged in said discharge power supply motherboard and disposed on respective ones of said plurality of coupling devices, such that the discharge power supply module boards are connected to a plurality of corresponding discharge power supply circuits through the discharge circuit connectors for flexibly building a multistage discharge power supply;
- and
- a discharge power supply control signal bus for forwarding the discharge power supply control signal generated by said discharge signal generator to a specified discharge power supply module board and providing discharge pulses to said discharge power supply circuits for producing a discharge current;
- wherein each discharge power supply module board comprises:
- a photocoupler for receiving the discharge power supply control signal;
- a driving stage for receiving a converted output signal derived from the received discharge power control signal;
- a post-stage switching circuit driven by the driving circuit;
- and a Metal Oxide Semiconductor Field Effect Transistor (MOSFET) for joining with the discharge power supply circuit to discharge pulses.
An electrical discharge power supply modular device for an electrical discharge machine, comprising:
- a discharge signal generator capable of generating a discharge power supply control signal;
- at least one discharge power supply motherboard having a plurality of coupling devices for discharge power supply module boards and a plurality of discharge circuit connectors;
- a plurality of discharge power supply module boards plugged in said discharge power supply motherboard and disposed on respective ones of said plurality of coupling devices, such that the discharge power supply module boards are connected to a plurality of corresponding discharge power supply circuits through the discharge circuit connectors for flexibly building a multistage discharge power supply;
- and
- a discharge power supply control signal bus for forwarding the discharge power supply control signal generated by said discharge signal generator to a specified discharge power supply module board and providing discharge pulses to said discharge power supply circuits for producing a discharge current;
- wherein the plurality of discharge power supply module boards includes at least one of a low-voltage discharge module, a high-voltage discharge module, and a secondary high-voltage discharge module,
- wherein the plurality of discharge power supply module boards further includes a finishing circuit module, and
- wherein the finishing circuit module comprises a photocoupler for receiving the discharge power supply control signal;
- and a means for conversion of the control signal into a signal level acceptable to a driving stage, the driving stage driving a post-stage high-speed switching circuit to bias a MOSFET transistor coupled to the discharge power supply circuit for generating discharge pulses.
Dependencies are inferred from the claim text.