CN108453329A - A kind of detection spark-erosion perforating machine punches the method and device in hole - Google Patents
A kind of detection spark-erosion perforating machine punches the method and device in hole Download PDFInfo
- Publication number
- CN108453329A CN108453329A CN201810418072.6A CN201810418072A CN108453329A CN 108453329 A CN108453329 A CN 108453329A CN 201810418072 A CN201810418072 A CN 201810418072A CN 108453329 A CN108453329 A CN 108453329A
- Authority
- CN
- China
- Prior art keywords
- spark
- table top
- detection circuit
- metal
- perforating machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 58
- 238000009760 electrical discharge machining Methods 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 23
- 239000002184 metal Substances 0.000 claims abstract description 38
- 229910052751 metal Inorganic materials 0.000 claims abstract description 38
- 238000009413 insulation Methods 0.000 claims abstract description 4
- 238000010892 electric spark Methods 0.000 claims description 19
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- 239000010949 copper Substances 0.000 claims description 10
- 238000012544 monitoring process Methods 0.000 claims description 6
- 238000004080 punching Methods 0.000 claims description 4
- 238000005553 drilling Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 1
- 239000007769 metal material Substances 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
- B23H9/14—Making holes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
The present invention provides a kind of methods that detection spark-erosion perforating machine punches hole, it is characterized in that increasing metal table top made of a metal material in the bottom of processing table top, metal table top is fixed on by insulating element on processing table top, with processing table top insulation set, the metal table top is connected by conducting wire with the positive input pole of detection circuit, the negative input pole of detection circuit connects the cathode of the high frequency electric source of electric discharge machine, perforated metal to be processed is placed on the metal table top, when perforated metal to be processed punches hole, electrode tip is contacted with metal table top one, high frequency voltage on electrode tip is transmitted to the positive input pole of detection circuit by conducting wire immediately, the high frequency voltage detected is input in controller by detection circuit, controller judges whether spark-erosion perforating machine punches hole by recognizing whether high frequency voltage in real time.It greatly promotes the speed of processing and saves manually, generate very big economic benefit for mold processing industry, manpower use cost is greatly saved.
Description
Technical field
The present invention relates to mold processing and handware processing equipment field more particularly to a kind of detection spark-erosion perforating machine to beat
The method and device of perforation.
Background technology
At present, spark-erosion perforating machine is widely used in Mold Metal trepanning, and operation principle is to utilize elevating mechanism
Electrode tip is driven to move vertically up and down, electrode tip carries out pulse spark to workpiece and puts electrical erosion metal realization perforation.Present market
Upper spark-erosion perforating machine is typically all that traditional manual operations is mechanical, and operating personnel generally pass through during perforation processing
People's naked eyes come whether interpretation is punched come the special sound for judging or sending out after listening electrode tip to punch metal, and then control is pressed
The rising of button coordination electrode head.The method very fall behind with it is inefficient, it is easy because of operating personnel's operation error in use
The problem of causing electrode tip to damage work top, and worker is in process, it should be noted that power high concentration so that the labor of worker
Fatigue resistance is big, has not met the automation trend of present mechanical equipment, the certain producers in market want spark-erosion perforating machine to do
It at the equipment of automation, but punches hole this respect in detection and never finds simple and practical method, so existing market
On method substantially still manually to determine whether punching hole.
Invention content
For disadvantages described above, present invention aims at how realizing the perforation detection that ceases to be in force automatically, and then punch is improved
Working efficiency.
In order to solve problem above, the present invention proposes a kind of method that detection spark-erosion perforating machine punches hole, feature
It is that the bottom in processing table top increases metal table top made of a metal material, the metal table top is solid by insulating element
It is scheduled on processing table top, with processing table top insulation set, the positive input pole phase that the metal table top passes through conducting wire and detection circuit
Connection, the negative input pole of detection circuit connect the cathode of the high frequency electric source of electric discharge machine, and perforated metal to be processed is placed on the gold
Belong on table top, when perforated metal to be processed punches hole, electrode tip is contacted with metal table top one, and the high frequency voltage on electrode tip is vertical
The positive input pole of detection circuit is transmitted to by conducting wire, the high frequency voltage detected is input in controller by detection circuit,
Controller judges whether spark-erosion perforating machine punches hole by recognizing whether high frequency voltage in real time.
The method that the detection spark-erosion perforating machine punches hole, it is characterised in that the electrode tip is electric discharge copper pipe.
The method that the detection spark-erosion perforating machine punches hole, it is characterised in that the detection circuit includes relay,
One input terminal of the positive input of the detection circuit extremely relay coil；The negative input of the detection circuit extremely relay
Another input terminal of coil, connects the cathode of high frequency electric source；When spark-erosion perforating machine punches hole, electric discharge copper pipe and metal table top
It is connected, the positive input pole of the detection circuit inputs high-frequency voltage signal, and relay is led by high-frequency and high-voltage input control switch
Through and off are opened, and electric spark Continuity signal is exported.
The method that the detection spark-erosion perforating machine punches hole, it is characterised in that the detection circuit includes optocoupler, institute
State the anode of the positive input extremely optocoupler of detection circuit, the cathode of the negative input extremely optocoupler of the detection circuit, the letter of optocoupler
Number output end exports electric spark Continuity signal.
The method that the detection spark-erosion perforating machine punches hole, it is characterised in that also connect on the electric spark Continuity signal
There is light emitting diode.
The method that the detection spark-erosion perforating machine punches hole, it is characterised in that the electric spark Continuity signal and detection
The controller of spark-erosion perforating machine is connected, the controller monitoring electric spark Continuity signal, to detect that electric-spark drilling is vertical
I.e. control electric discharge copper pipe stops discharge operation and returns to initial position.
Technical scheme of the present invention realizes that electric discharge machine punches the inspection in hole with the mode of very inexpensive and simple structure
Survey method, either now on the market machine adaptation or machine newly developed can simply be realized with a low cost automation.It is existing
Stage carried out automatic refit success, while big hair numerical control DF-CNC3050 type pores electric discharge to part machine on the market
Machine also realizes automation, by testing for a long time and using we using the DF-CNC3050 type machines of big hair numerical control now
Method is stable, greatly promotes the speed of processing and saves manually, client is also very good using feedback.With previous individual
One machine, present machine realize that one people of automation can keep an eye on several machines.It is that mold processing industry generates very in this way
Big economic benefit, manpower use cost are greatly saved.
Description of the drawings
Fig. 1 is that detection spark-erosion perforating machine punches aperture apparatus overall schematic；
Fig. 2 is detection circuit implementing circuit exemplary plot；
Fig. 3 is detection circuit implementing circuit exemplary plot.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
Fig. 1 is that detection spark-erosion perforating machine punches aperture apparatus overall schematic；Detection spark-erosion perforating machine punches aperture apparatus
Including being isolated by insulating element 4 between processing table top 1 and metal table top 2, metal table top 2 and processing table top 1, by exhausted
Edge part is fixed on processing table top, with processing table top insulation set.Metallic conductor size substantially processes ruler with machine maximum
It is very little consistent, it can also detect that hole is punched when processing maximum parts in this way.Metal table top described in metal table top passes through conducting wire and inspection
The positive input pole of slowdown monitoring circuit is connected, and the negative input pole of detection circuit connects the cathode of the high frequency electric source of electric discharge machine, to be processed to wear
Mesoporous metal is placed on the metal table top, and when perforated metal to be processed punches hole, electrode tip 3 is contacted with metal table top one,
High frequency voltage on electrode tip 3 is transmitted to the positive input pole of detection circuit, the height that detection circuit will detect by conducting wire immediately
In frequency control source to controller, controller by recognizing whether that high frequency voltage judges whether that spark-erosion perforating machine is in real time
No to punch hole, electrode tip is electric discharge copper pipe.
Fig. 2 is detection circuit implementing circuit exemplary plot, and detection circuit uses relay, the coil one of relay to terminate high frequency
The cathode of power supply；It is connected with metal table top after another termination power resistor of the coil of relay.When spark-erosion perforating machine not
When punching hole, there is no voltage on the coil of relay, the switch contact on relay is in initial position；When spark-erosion perforating machine is beaten
When perforation, electric discharge copper pipe is connected with metal table top, and the positive input pole of detection circuit inputs high-frequency voltage signal, the coil of relay
It works, the switch contact on relay is attracted to switch another location, is switched different location and is connect varying voltage signal, passes through inspection
For the different location of slowdown monitoring switch connection to determine whether punch hole, such as initial ground signalling connects high level when punching hole, when detecting
Mark spark-erosion perforating machine punches hole when switch is connected to high level.
Fig. 3 is detection circuit implementing circuit exemplary plot, and specific implementation circuit is：Including relay K7, one of relay
Coil connecting terminal is connected by conducting wire with metal table top 2 after meeting current-limiting resistance RP1, and PR1 is power resistor, and relay K7's is another
One coil connecting terminal connects the cathode of high frequency electric source.Whole and RP1 and relay K7 after light emitting diode LD7 connects with resistance R7
Parallel connection, light emitting diode LD7 prompt whether spark-erosion perforating machine punches hole for increasing by shining.Two of relay K7
The zener diode also in parallel to shield on coil connecting terminal.Electric spark Continuity signal I NPUT5 contact relays K7's opens
Output end is closed, two contacts of switch of relay K7 connect high level and earth signal respectively, when spark-erosion perforating machine does not punch hole,
There is no voltage on the coil of relay, the switch contact on relay is on initial position, electric spark Continuity signal I NPUT5 and ground
Signal conduction exports as low level；When spark-erosion perforating machine punches hole, electric discharge copper pipe is connected with metal table top, relay
Coil working, the switch contact on relay are attracted to switch another location, and electric spark Continuity signal I NPUT5 high level is led
It is logical, it exports as high level；Electric spark Continuity signal I NPUT5 are input in controller, controller is by monitoring I NPUT5's
Level can determine whether spark-erosion perforating machine punches hole, realize automatic monitoring, and export control electric spark Continuity signal, an inspection
Electric-spark drilling is measured electric discharge copper pipe stopping discharge operation being immediately controlled and returns to initial position.
Above disclosed is only an embodiment of the present invention, cannot limit this interest field with this certainly, this
Field those of ordinary skill is appreciated that realize all or part of flow of above-described embodiment, and is made according to the claims in the present invention
Equivalent variations, still fall within the range that is covered of the present invention.
Claims (6)
1. a kind of method that detection spark-erosion perforating machine punches hole, it is characterised in that increase a metal in the bottom of processing table top
Metal table top made of material, the metal table top are fixed on by insulating element on processing table top, are set with processing table top insulation
It sets, the metal table top is connected by conducting wire with the positive input pole of detection circuit, and the negative input pole of detection circuit connects electric spark
The cathode of the high frequency electric source of machine, perforated metal to be processed are placed on the metal table top, when perforated metal to be processed punches hole
When, electrode tip is contacted with metal table top one, and the high frequency voltage on electrode tip is transmitted to the just defeated of detection circuit by conducting wire immediately
Enter pole, the high frequency voltage detected is input in controller by detection circuit, and controller by recognizing whether high frequency in real time
Voltage judges whether spark-erosion perforating machine punches hole.
2. the detection spark-erosion perforating machine method of punching hole according to claim 1, it is characterised in that the electrode tip is
Discharge copper pipe.
3. the method that detection spark-erosion perforating machine according to claim 2 punches hole, it is characterised in that the detection circuit
Including relay, an input terminal of the positive input extremely relay coil of the detection circuit；Bearing for the detection circuit is defeated
Another input terminal for entering extremely relay coil, connects the cathode of high frequency electric source；When spark-erosion perforating machine punches hole, discharge copper
Pipe is connected with metal table top, and the positive input pole of the detection circuit inputs high-frequency voltage signal, and relay is inputted by high-frequency and high-voltage
The conducting and disconnection of switch are controlled, electric spark Continuity signal is exported.
4. the method that detection spark-erosion perforating machine according to claim 2 punches hole, it is characterised in that the detection circuit
Including optocoupler, the anode of the positive input extremely optocoupler of the detection circuit, the negative input extremely optocoupler of the detection circuit is born
The signal output end of pole, optocoupler exports electric spark Continuity signal.
5. the method that detection spark-erosion perforating machine according to claim 3 or 4 punches hole, it is characterised in that the electric spark
Light emitting diode is further connected on Continuity signal.
6. the method that detection spark-erosion perforating machine according to claim 5 punches hole, it is characterised in that the electric spark is led
Messenger is connected with the controller of detection spark-erosion perforating machine, the controller monitoring electric spark Continuity signal, to detect
Electric discharge copper pipe, which is immediately controlled, in electric-spark drilling stops discharge operation and returns to initial position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810418072.6A CN108453329A (en) | 2018-05-04 | 2018-05-04 | A kind of detection spark-erosion perforating machine punches the method and device in hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810418072.6A CN108453329A (en) | 2018-05-04 | 2018-05-04 | A kind of detection spark-erosion perforating machine punches the method and device in hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108453329A true CN108453329A (en) | 2018-08-28 |
Family
ID=63215106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810418072.6A Pending CN108453329A (en) | 2018-05-04 | 2018-05-04 | A kind of detection spark-erosion perforating machine punches the method and device in hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108453329A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1276195A (en) * | 1959-12-31 | 1961-11-17 | Anocut Eng Co | Control and actuation system for electrolytically drilling cavities |
| JPS61297016A (en) * | 1985-06-26 | 1986-12-27 | Mitsubishi Electric Corp | Electric discharge machine |
| CN101134287A (en) * | 2006-08-31 | 2008-03-05 | 富士重工业株式会社 | Process and apparatus for grinding with electrolytic dressing |
| CN101318241A (en) * | 2008-04-08 | 2008-12-10 | 哈尔滨工业大学 | Impulsing power source for spark pinhole processing |
| JP2011131285A (en) * | 2009-12-22 | 2011-07-07 | Mitsubishi Electric Corp | Electric discharge machining device |
| CN104607731A (en) * | 2015-01-30 | 2015-05-13 | 东莞振邦细孔放电机有限公司 | Fully-automatic drill electric-discharge machine |
-
2018
- 2018-05-04 CN CN201810418072.6A patent/CN108453329A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1276195A (en) * | 1959-12-31 | 1961-11-17 | Anocut Eng Co | Control and actuation system for electrolytically drilling cavities |
| JPS61297016A (en) * | 1985-06-26 | 1986-12-27 | Mitsubishi Electric Corp | Electric discharge machine |
| CN101134287A (en) * | 2006-08-31 | 2008-03-05 | 富士重工业株式会社 | Process and apparatus for grinding with electrolytic dressing |
| CN101318241A (en) * | 2008-04-08 | 2008-12-10 | 哈尔滨工业大学 | Impulsing power source for spark pinhole processing |
| JP2011131285A (en) * | 2009-12-22 | 2011-07-07 | Mitsubishi Electric Corp | Electric discharge machining device |
| CN104607731A (en) * | 2015-01-30 | 2015-05-13 | 东莞振邦细孔放电机有限公司 | Fully-automatic drill electric-discharge machine |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180828 |
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| RJ01 | Rejection of invention patent application after publication |