CN104625270A - Nozzle of wire cutting machine tool - Google Patents
Nozzle of wire cutting machine tool Download PDFInfo
- Publication number
- CN104625270A CN104625270A CN201510079450.9A CN201510079450A CN104625270A CN 104625270 A CN104625270 A CN 104625270A CN 201510079450 A CN201510079450 A CN 201510079450A CN 104625270 A CN104625270 A CN 104625270A
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- CN
- China
- Prior art keywords
- nozzle
- inner core
- hole
- cutting machine
- machine tool
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- 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.)
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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
- B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
- B23H7/02—Wire-cutting
- B23H7/08—Wire electrodes
- B23H7/10—Supporting, winding or electrical connection of wire-electrode
- B23H7/101—Supply of working media
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
The invention relates to a nozzle of a wire cutting machine tool. The nozzle comprises a nozzle body, a nozzle inner core, a water outlet and a water inlet pipe joint. A cavity is formed in the nozzle body, the nozzle inner core is accommodated in the cavity and is fixedly connected with the nozzle body, a through hole allowing a wire electrode to pass through is formed in the nozzle inner core, one end of the through hole is corresponding to a guide hole in a guider, and the other end of the through hole is corresponding to the water outlet. The water inlet pipe joint is mounted on the side face of the nozzle body and is communicated with the cavity. The nozzle has the advantages that working liquid entering from the water inlet pipe joint flows in the cavity, and vibration interference of the working liquid to the wire electrode is stopped by the nozzle inner core; the working liquid flowing out of the water outlet gathers around the wire electrode, so that the working liquid can enter processing gaps under the action of a certain pressure forcedly, and cooling effect is good.
Description
Technical field
The present invention relates to electric spark linear cutting machine field, particularly relate to a kind of nozzle be applied in to-and-fro thread wire cutting machine tool.
Background technology
Wire EDM be a kind of contactless, without the special process method of remarkable machine cut power, utilize the medium ionization puncture that the instantaneous localized hyperthermia produced during pulse feature spark discharge between wire electrode and workpiece makes between surface of the work point of discharge, thus metal molten, gasification and cutting forming.Discharge medium is served as in the processing of working solution cutting on line, carry out cooling and the ablation product taken away in joint-cutting simultaneously, the technic index of the direct effect string cutting processing of quality of its performance, for ensureing that the machining accuracy of Linear cut workpiece, surface quality and production efficiency have important function.The working solution feed liquid way of existing WEDM is generally and drenches liquid formula, and main leaning on during wire electrode motion brings processing district into, and feed flow effect is poor; Although also there is the feed liquid way of coaxial hydrojet, it can pass through hydrojet, supplement the working solution that interpolar runs off in huge electric discharge heat effect gasified in time, improve under macro-energy condition, interpolar state of cooling deterioration, improve stock-removing efficiency to a certain extent and improve surface quality, but, there is two problems in such nozzle arrangements, one is that current can produce larger vibration interference to wire electrode, easy fracture of wire in process; Another is that current cannot be coated on around wire electrode, but flash and be lost to around workspace, the actual working solution entering interpolar is little, does not have the effect of forcing cooling, in addition, this nozzle arrangements is seldom applied due to the difficulty of wearing an aspect in reality processing.
Summary of the invention
The invention provides the nozzle in a kind of wire cutting machine tool, to solve the problems of the technologies described above.
For solving the problems of the technologies described above, the invention provides the nozzle in a kind of wire cutting machine tool, comprise nozzle body, nozzle inner core, faucet and admitting pipe joint, described nozzle body inside is provided with a cavity, described nozzle inner core is placed in described cavity, and is fixedly connected with described nozzle body; In described nozzle, in-core is provided with the through hole that power supply polar filament passes, and one end of described through hole is corresponding with the pilot hole on guider, and the other end is corresponding with described faucet; Described admitting pipe joint is installed on the side of described nozzle body, and is communicated with described cavity.
Preferably, the outline of described nozzle inner core is coniform.
Preferably, described faucet comprises tapering and vertical tube part from top to bottom successively, and the bottom of described nozzle inner core is placed in the tapering of described faucet.
Preferably, described vertical tube part and described through hole are coaxially arranged.
Preferably, be respectively between described nozzle body and nozzle inner core, faucet, admitting pipe joint and be tightly connected.
Preferably, described through hole is bellmouth near the side of described guider, and opposite side is provided with chamfering.
Compared with prior art, the nozzle tool in a kind of wire cutting machine tool provided by the invention has the following advantages:
1. the working solution entered from admitting pipe joint flows in cavity, and described nozzle inner core blocks the vibration interference of working solution to wire electrode;
2. vertical tube part and described through hole are coaxially arranged, and guarantee the perpendicularity of wire electrode on the one hand; Form stable " water bag silk " state in the exit of nozzle on the other hand, guarantee aggregation, linearity and flow field characteristic when working solution sprays from faucet, contribute to forcing to enter in machining gap under certain pressure effect, good cooling results;
3. the outline of nozzle inner core is coniform, provides an effect of leading to the working solution entered from admitting pipe joint, improves the congregational rate of working solution further.
Accompanying drawing explanation
Fig. 1 is the sectional view of the nozzle in the wire cutting machine tool of the embodiment of the invention.
In figure: 10-nozzle body, 11-cavity, 20-nozzle inner core, 21-through hole, 22-bellmouth, 23-chamfering, 30-faucet, 31-tapering, 32-vertical tube part, 40-admitting pipe joint, 50-guider, 51-pilot hole, 60-wire electrode.
Detailed description of the invention
In order to the technical scheme of more detailed statement foregoing invention, below list specific embodiment and carry out Proof Technology effect; It is emphasized that these embodiments are not limited to for illustration of the present invention limit the scope of the invention.
Nozzle in a kind of wire cutting machine tool provided by the invention, as shown in Figure 1, comprise nozzle body 10, nozzle inner core 20, faucet 30 and admitting pipe joint 40, described nozzle body 10 inside is provided with a cavity 11, described nozzle inner core 20 is placed in described cavity 11, and is fixedly connected with described nozzle body 10; Be provided with the through hole 21 that power supply polar filament 60 passes in described nozzle inner core 20, one end of described through hole 21 is corresponding with the pilot hole 51 on guider 50, and the other end is corresponding with described faucet 30; Described admitting pipe joint 40 is installed on the side of described nozzle body 10, and is communicated with described cavity 11.During nozzle application provided by the invention, wire electrode 60 is successively through pilot hole 51, through hole 21 and faucet 30, working solution then enters in cavity 11 from admitting pipe joint 40, and finally flow out from faucet 30, described nozzle inner core 20 can stop the vibration interference of working solution to wire electrode 60, and the working solution flowed out from faucet 30 with season concentrates on wire electrode 60 around, improves the congregational rate of working solution, contribute to forcing to enter in machining gap under certain pressure effect, good cooling results.
Preferably, please continue to refer to Fig. 1, the outline of described nozzle inner core 20 is coniform, provides an effect of leading to the working solution entered from admitting pipe joint 40, improves the congregational rate of working solution further.
Preferably, please continue to refer to Fig. 1, described faucet 30 comprises tapering 31 and vertical tube part 32 from top to bottom successively, and the bottom of described nozzle inner core 20 is placed in the tapering 31 of described faucet 30, reduce working solution to flow backwards from nozzle inner core 20, the possibility that the working solution caused leaks outside.
Preferably, please continue to refer to Fig. 1, described vertical tube part 32 is coaxially arranged with described through hole 21, guarantees the perpendicularity of wire electrode 60, form stable " water bag silk " state in the exit of nozzle, guarantee aggregation, linearity and flow field characteristic when working solution sprays from faucet 30.
Preferably, please continue to refer to Fig. 1, be respectively between described nozzle body 10 and nozzle inner core 20, faucet 30, admitting pipe joint 40 and be tightly connected, avoid working solution to reveal.
Preferably, please continue to refer to Fig. 1, described through hole 21 is bellmouth 22 near the side of described guider 50, and opposite side is provided with chamfering 23, is convenient to wire electrode 60 and penetrates in through hole 21, solves the problem of wearing silk difficulty.
In sum, nozzle in a kind of wire cutting machine tool provided by the invention, comprise nozzle body 10, nozzle inner core 20, faucet 30 and admitting pipe joint 40, described nozzle body 10 inside is provided with a cavity 11, described nozzle inner core 20 is placed in described cavity 11, and is fixedly connected with described nozzle body 10; Be provided with the through hole 21 that power supply polar filament 60 passes in described nozzle inner core 20, one end of described through hole 21 is corresponding with the pilot hole 51 on guider 50, and the other end is corresponding with described faucet 30; Described admitting pipe joint 40 is installed on the side of described nozzle body 10, and is communicated with described cavity 11.During nozzle application provided by the invention, wire electrode 60 is successively through pilot hole 51, through hole 21 and faucet 30, working solution then enters in cavity 11 from admitting pipe joint 40, and finally flow out from faucet 30, described nozzle inner core 20 can stop the vibration interference of working solution to wire electrode 60, and the working solution flowed out from faucet 30 with season concentrates on wire electrode 60 around, improves the congregational rate of working solution, contribute to forcing to enter in machining gap under certain pressure effect, good cooling results.
Obviously, those skilled in the art can carry out various change and modification to invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (6)
1. the nozzle in a wire cutting machine tool, it is characterized in that, comprise nozzle body, nozzle inner core, faucet and admitting pipe joint, described nozzle body inside is provided with a cavity, described nozzle inner core is placed in described cavity, and is fixedly connected with described nozzle body; In described nozzle, in-core is provided with the through hole that power supply polar filament passes, and one end of described through hole is corresponding with the pilot hole on guider, and the other end is corresponding with described faucet; Described admitting pipe joint is installed on the side of described nozzle body, and is communicated with described cavity.
2. the nozzle in wire cutting machine tool as claimed in claim 1, it is characterized in that, the outline of described nozzle inner core is coniform.
3. the nozzle in wire cutting machine tool as claimed in claim 2, it is characterized in that, described faucet comprises tapering and vertical tube part from top to bottom successively, and the bottom of described nozzle inner core is placed in the tapering of described faucet.
4. the nozzle in wire cutting machine tool as claimed in claim 3, it is characterized in that, described vertical tube part and described through hole are coaxially arranged.
5. the nozzle in wire cutting machine tool as claimed in claim 1, is characterized in that, is respectively and is tightly connected between described nozzle body and nozzle inner core, faucet, admitting pipe joint.
6. the nozzle in wire cutting machine tool as claimed in claim 1, it is characterized in that, described through hole is bellmouth near the side of described guider, and opposite side is provided with chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510079450.9A CN104625270A (en) | 2015-02-13 | 2015-02-13 | Nozzle of wire cutting machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510079450.9A CN104625270A (en) | 2015-02-13 | 2015-02-13 | Nozzle of wire cutting machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104625270A true CN104625270A (en) | 2015-05-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510079450.9A Pending CN104625270A (en) | 2015-02-13 | 2015-02-13 | Nozzle of wire cutting machine tool |
Country Status (1)
| Country | Link |
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| CN (1) | CN104625270A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106378501A (en) * | 2016-12-17 | 2017-02-08 | 赵夫超 | Wire travel drain device of small linear cutting machine |
| CN106695034A (en) * | 2016-12-27 | 2017-05-24 | 成都鑫胜太数控设备有限公司 | Film hole processing device for aviation turbine blade capable of removing remelting layer |
| CN106735657A (en) * | 2016-12-27 | 2017-05-31 | 成都鑫胜太数控设备有限公司 | A kind of processing method of aero-engine bilayer turbine blade film cooling holes |
| CN107598314A (en) * | 2017-10-17 | 2018-01-19 | 广东大铁数控机械有限公司 | A kind of water spout of wire cutting machine tool |
| CN108858965A (en) * | 2017-04-24 | 2018-11-23 | 株式会社三井高科技 | The manufacturing method and defective material plate of laminated iron core |
| CN113941745A (en) * | 2021-12-20 | 2022-01-18 | 成都和鸿科技有限公司 | Drilling cooling device for electric spark small hole machine tool |
-
2015
- 2015-02-13 CN CN201510079450.9A patent/CN104625270A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106378501A (en) * | 2016-12-17 | 2017-02-08 | 赵夫超 | Wire travel drain device of small linear cutting machine |
| CN106695034A (en) * | 2016-12-27 | 2017-05-24 | 成都鑫胜太数控设备有限公司 | Film hole processing device for aviation turbine blade capable of removing remelting layer |
| CN106735657A (en) * | 2016-12-27 | 2017-05-31 | 成都鑫胜太数控设备有限公司 | A kind of processing method of aero-engine bilayer turbine blade film cooling holes |
| CN108858965A (en) * | 2017-04-24 | 2018-11-23 | 株式会社三井高科技 | The manufacturing method and defective material plate of laminated iron core |
| CN107598314A (en) * | 2017-10-17 | 2018-01-19 | 广东大铁数控机械有限公司 | A kind of water spout of wire cutting machine tool |
| CN107598314B (en) * | 2017-10-17 | 2024-03-26 | 广东大铁数控机械有限公司 | Water spray nozzle for linear cutting machine |
| CN113941745A (en) * | 2021-12-20 | 2022-01-18 | 成都和鸿科技有限公司 | Drilling cooling device for electric spark small hole machine tool |
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Application publication date: 20150520 |