CN105537604A - Nano-powder preparation device achieved through wire clamping feeding electrical explosion method - Google Patents
Nano-powder preparation device achieved through wire clamping feeding electrical explosion method Download PDFInfo
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- CN105537604A CN105537604A CN201610108542.XA CN201610108542A CN105537604A CN 105537604 A CN105537604 A CN 105537604A CN 201610108542 A CN201610108542 A CN 201610108542A CN 105537604 A CN105537604 A CN 105537604A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/14—Making metallic powder or suspensions thereof using physical processes using electric discharge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
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- Condensed Matter Physics & Semiconductors (AREA)
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- Crystallography & Structural Chemistry (AREA)
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Abstract
The invention provides a nano-powder preparation device achieved through a wire clamping feeding electrical explosion method. An electrical explosion chamber (6) is provided with an air inlet valve (10) and a vacuum pump (19), an electrical explosion device is installed in the electrical explosion chamber (6), and an electric motor (1) drives a reciprocating lead screw (26) to rotate to drive a dividing plate (15) to do vertical and reciprocating rotating motion through a gear transmission system and a lead screw nut (28); a metal wire (29) is fixed between every two adjacent wire clamping lining bars (13) arranged on the dividing plate (15) through a hinged type bar pressing and lifting mechanism, and the metal wire (29) is continuously fed by a wire clamping feeding mechanism; the two electrodes of an energy-storage capacitor are connected with a high pressure generator; the hinged type bar pressing and lifting mechanism is connected with support plates (14) through torsional springs (22), a guide rail (16) is installed on a sleeve barrel (24) through a bearing seat (23), and the metal wire is reliably fixed between every two wire clamping lining bars (13) under the combined action of the hinged type bar pressing and lifting mechanism, the wire clamping feeding mechanism and the guide rail.
Description
Technical field
The present invention relates to a kind of nano powder Preparation equipment, specifically provide wired material loading blasting nano powder preparation facilities.
Background technology
It is existing numerous wherein one prepared in nano powder method that nano powder is prepared in silk electric detonation.Silk electric detonation is in certain medium or vacuum, applies high voltage transient produce powerful pulse current to silk conductor, makes to melt in a conductor short time, vaporizes, expands, blasts.Its explosion product sputters towards periphery at a high speed under explosive forces effect, forms nanometer powder after freely cooling.Blasting prepares nanometer powder, and to have energy conversion rate high, the advantages such as technological parameter is adjustable, free from environmental pollution, and suitable material is wide.
Current most of silk electric detonation equipment is all first by silk conductor and electrode reliable contacts, then connects high-voltage switch gear and realizes electric detonation to electrode applying high voltage.Practice finds, this method exists the phenomenon of ablation electrode, and the part of wire and electrode contact can not be exploded completely and remain on electrode and form " buildup ", the smooth feeding affecting subsequent metal silk with fully contact.In order to address these problems, patent of invention 201110054792.7 discloses the wire electro explosive device that a kind of gas discharge imports electric current: the wire of its electric detonation does not contact with electrode, big current imports wiry by the gas discharge of wire termination between electrode, thus avoid the problem of ablation electrode and the generation " buildup " caused due to wire and electrode contact electric detonation.But experiment finds, wire is in the process leaning on gravity fall, and be subject to the interference of explosion chamber Inner eycle gas medium flowing, wire can not reliablely and stablely be sent between two electrodes, thus can not blast smoothly.Patent of invention 201310407345.4 discloses a kind of continuous fibers electric detonation and prepares Nano metal powder device: the wire of its electric detonation does not contact with electrode, big current is imported by the gas discharge between wire and electrode and blasts, designed wire feeder is sent to can ensureing wire steady and continuous, improves production efficiency.By changing the quantity of wheel diameter or wheel disc upperpush rod, can control length wiry, electric detonation wire used without the need to comparatively straight in advance, and can not be subject to the interference of electric detonation indoor circulation gas medium flowing.But practice finds, in electric detonation process, hub positions immobilizes, and wire is all blasted on wheel hub same position, and the relative position of electrode and wheel hub is non-adjustable at every turn, silk pressing bar is corroded in local repeatedly electric detonation, affects the service life of silk pressing bar.When changing filament length, need to change wheel hub, operation inconvenience at every turn.Drive unit is arranged in vacuum chamber, affects the cleannes of vacuum chamber.
Summary of the invention
The object of this invention is to provide a kind of nano powder preparation facilities of wired material loading blasting.
The present invention is the nano powder preparation facilities of wired material loading blasting, and comprise electric detonation chamber 6 and electro explosive device, wherein electro explosive device comprises driving mechanism, hinge type pressure rod lifting mechanism, wired feed mechanism, explosive mechanisms.Electric detonation chamber 6 is provided with intake valve 10, vavuum pump 19, electro explosive device is arranged in electric detonation chamber 6, electro-motor 1 drives reciprocal leading screw 26 to rotate, drive simultaneously and be arranged on reciprocal leading screw and cog 27 rotations, gear 27 drives and rotates with its meshed gears 4, gear 4 drives the gear 7 be fixed together with it to rotate, gear 7 drive is engaged with it and the gear 25 be arranged on feed screw nut 28 rotates thus drives feed screw nut 28 to rotate, feed screw nut 28 pumps under the driving of reciprocal leading screw 26, driven gear 25 does rotation along gear 7 and pumps, feed screw nut 28 drives sleeve 24 mounted thereto to do rotation and pumps, sleeve 24 drives index dial 15 fixed thereon to do rotation and pumps, wire 29 is fixed on index dial 15 between adjacent two wired lining bars 13 by hinge type pressure rod lifting mechanism, and wire 29 is given continuously by wired feed mechanism, the two poles of the earth of storage capacitor C are connected with high pressure generator H.V, and high-field electrode is connected with the high-pressure side of storage capacitor C, and low-field electrode is connected with the low-pressure end of storage capacitor C, hinge type pressure lever mechanism comprises compression leg 8, Connection Block 9, connector 17, wired depression bar 18, torsion spring 22, gripper shoe 14, wired lining bar 13, guide rail 16, gripper shoe 14 is arranged in the square groove of index dial 15, wired lining bar 13 is fixed in the V-type groove of gripper shoe 14, compression leg 8 is fixed on Connection Block 9, Connection Block 9 is connected with gripper shoe 14 by torsion spring 22, Connection Block 9 can rotate around torsion spring 22, connector 17 is connected with Connection Block 9 by rotating shaft, wired depression bar 18 is arranged in connector 17, wired depression bar 18 can rotate around torsion spring 22, guide rail 16 is arranged on sleeve 24 by bearing block 23, can move up and down with sleeve 24, when compression leg 8 rotates to guide rail 16 place with index dial 15, compression leg 8 is forced down by guide rail 16, wired depression bar 18 lifts, when compression leg 8 leaves guide rail 16 cambered surface, Connection Block 9 and connector 17 mounted thereto, wire 29 is pressed surely by wired depression bar 18 under the effect of torsion spring 22 restoring force, wired feed mechanism comprises wire tray 21, godet roller 20, wired lining bar 13, wired depression bar 18, and wire 29 is reliably fed in the spill cambered surface of two wired lining bars 13 under the acting in conjunction of wired depression bar 18 and wired lining bar 13.Wire tray 21 and godet roller 20 are fixed on electric detonation chamber 6 inwall.
The present invention is compared with background technology, and the beneficial effect had is: described wired material loading blasting prepares nano powder device, and the wire of its electric detonation does not contact with electrode, and big current is imported by the gas discharge between wire and electrode and blasts; Argue for the sake of arguing device, wired feeding device of drive unit, hinge type pressure is sent to can ensureing wire steady and continuous, improves production efficiency; By changing the position of gripper shoe in square groove, wire length can be regulated easily; Fine wire can reliably be fixed between two wired lining bars by the hinge type pressure restoring force that torsion spring selected in device produces of arguing for the sake of arguing; Feed screw nut can be made to do rotate to pump thus be with the index dial on moving sleeve and sleeve to do rotation and pump by gear train assembly, change the relative position between wire and wired depression bar, avoid local erosion's silk pressing bar, shorten the service life of silk pressing bar; Can make reliable and stable being fixed between two wired lining bars of wire by wired feeding device, and this wire is in hollow straight condition, decreases the contact area with wheel hub.By movable sealing mechanism, electro-motor is arranged on outside vacuum chamber, ensure that the cleannes of vacuum chamber.This device makes simple, and easy to use, cost is low.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention, and Fig. 2 is the reciprocal leading screw sectional view of the present invention, and Fig. 3 is discharge-induced explosion process schematic, and Fig. 4 is wired feed mechanism schematic diagram of the present invention.
Reference numeral and corresponding name are called: electro-motor 1, dynamic seal 2, bearing block 3, gear 4, flat gripper shoe 5, electric detonation chamber 6, gear 7, compression leg 8, Connection Block 9, intake valve 10, high-field electrode 11, low-field electrode 12, wired lining bar 13, gripper shoe 14, index dial 15, guide rail 16, connector 17, wired depression bar 18, vavuum pump 19, godet roller 20, wire tray 21, torsion spring 22, bearing block 23, sleeve 24, gear 25, reciprocal leading screw 26, gear 27, feed screw nut 28, wire 29, the powder 30 that blast produces, high pressure generator H.V, storage capacitor C.
Detailed description of the invention
As shown in Fig. 1 ~ 4, the present invention is the nano powder preparation facilities of wired material loading blasting, and comprise electric detonation chamber 6 and electro explosive device, wherein electro explosive device comprises driving mechanism, hinge type pressure rod lifting mechanism, wire feeder, explosive mechanisms.Electro explosive device is arranged in electric detonation chamber 6, starts vavuum pump, vacuumizes, open intake valve 10, make insufflation gas medium in electric detonation chamber 6 to electric detonation chamber.Start electro-motor 1, electro-motor 1 drives reciprocal leading screw 26 to rotate, drive simultaneously and be arranged on reciprocal leading screw 26 and cog 27 rotations, gear 27 drives and rotates with its meshed gears 4, gear 4 drives the gear 7 be fixed together with it to rotate, gear 7 drive is engaged with it and the gear 25 be arranged on feed screw nut 28 rotates thus drives feed screw nut 28 to rotate, feed screw nut 28 pumps under the driving of reciprocal leading screw, driven gear 25 does rotation along gear 7 and pumps, feed screw nut 28 drives sleeve 24 mounted thereto to do to rotate and up and down reciprocatingly rotate, sleeve 24 drives index dial 15 fixed thereon to do rotation and pumps, wire 29 is fixed between two adjacent wired lining bars 13 on index dial 15 by hinge type pressure rod lifting mechanism, and wire 29 is given continuously by wired feed mechanism, the two poles of the earth of storage capacitor C are connected with high pressure generator H.V, and high-field electrode 11 is connected with the high-pressure side of storage capacitor C, and low-field electrode 12 is connected with the low-pressure end of storage capacitor C, hinge type pressure lever mechanism comprises compression leg 8, Connection Block 9, connector 17, wired depression bar 18, torsion spring 22, gripper shoe 14, wired lining bar 13, guide rail 16, gripper shoe 14 is arranged in the square groove of index dial 15, wired lining bar 13 is fixed in the V-type groove of gripper shoe 14, compression leg 8 is fixed on Connection Block 9, Connection Block 9 is connected with gripper shoe 14 by torsion spring 22, Connection Block 14 can rotate around torsion spring 22, connector 17 is connected with Connection Block 9 by rotating shaft, wired depression bar 18 is arranged in connector 17, wired depression bar 18 can rotate around torsion spring 22, guide rail 16 is arranged on sleeve 24 by bearing block 23, can move up and down with sleeve 24, when compression leg 8 rotates to guide rail 16 place with index dial 15, compression leg 8 is forced down by guide rail 16, wired depression bar 18 lifts, when compression leg 8 leaves guide rail 16 cambered surface, Connection Block 9 and connector 17 mounted thereto, wire 29 is pressed surely by wired depression bar 18 under the effect of torsion spring 22 restoring force, wired feed mechanism comprises wire tray 21, godet roller 20, wired lining bar 13, wired depression bar 18, wire 29 is reliably fed in the spill cambered surface of two wired lining bars 13 under the acting in conjunction of wired depression bar 18 and wired lining bar 13, and wire tray 21 and godet roller 20 are fixed on electric detonation chamber 6 inwall.When the two adjacent wired depression bars 18 that hinge type pressure rod lifting mechanism is pressed with wire 29 forward to just consistent with the tip location of high-field electrode 11, low-field electrode 12, big current is imported wire 29 and blasts by the breakdown electric discharge of the gas between two electrode tips and wire 29.
As Fig. 1, shown in 2, described drive unit comprises electro-motor 1, reciprocal leading screw 26, gear 4, gear 7, gear 25, gear 27, sleeve 24, electro-motor 1 is connected to outside electric detonation chamber 6 by movable sealing mechanism 2, electro-motor 1 drives reciprocal leading screw 26 to rotate, drive simultaneously and be arranged on reciprocal leading screw and cog 27 rotations, gear 27 drives and rotates with its meshed gears 4, gear 4 drives the gear 7 be fixed together with it to rotate, gear 7 drive is engaged with it and the gear 25 be arranged on feed screw nut 28 rotates thus drives feed screw nut 28 to rotate, feed screw nut 28 pumps under the driving of reciprocal leading screw 26, driven gear 25 does rotation along gear 7 and pumps, feed screw nut 28 drives sleeve 24 mounted thereto to do to rotate and up and down reciprocatingly rotate, sleeve 23 drives index dial 15 fixed thereon to do rotation and pumps, and then drive the gripper shoe 14 in index dial 15 square groove to do rotation to pump.The guide rail 16 be then arranged on sleeve 24 by bearing block 23 is immobilized with the relative position of sleeve 23.Gear train assembly makes to there is speed difference between the rotating speed of index dial 15 and reciprocal leading screw 26, the relative position of two electrodes and wired depression bar 18 is changed, prevents from corroding wired depression bar 18 during electric detonation.Described index dial 15 material is high density polyethylene (HDPE), and gripper shoe 14 material is nylon.
As shown in Fig. 1,4, described wired feed mechanism comprises wire tray 21, godet roller 20, wired lining bar 13, wired depression bar 18, and wire tray 21 is arranged in wire tray rotating shaft, and godet roller 20 is arranged on seal wire wheel shaft.Wire tray rotating shaft and seal wire wheel shaft are fixed on chamber inner wall.Wire 29 is sent on index dial 15 between adjacent two wired lining bars 13 via wire tray 21 by godet roller 20, and the restoring force produced by torsion spring 22 in hinge type pressure rod lifting mechanism can ensure that wire 29 is fixed between two wired lining bars 13.Start electro-motor, index dial 15 starts to rotate, and then drive wired depression bar 18 and wired lining bar 13 to rotate, wire 29 can be made under tractive force effect to give continuously, at guide rail 16, under wired depression bar 18 and wired lining bar 13 acting in conjunction, wire is reliably fixed between two wired lining bars 13.And wire 29 can be avoided when the pressure suddenly of wired depression bar 18 because inertia is pulled off.
As shown in Figure 1, described hinge type pressure rod lifting mechanism comprises compression leg 8, Connection Block 9, connector 17, wired depression bar 18, torsion spring 22, wired lining bar 13, guide rail 16.Gripper shoe 14 is arranged in the square groove of index dial 15, lining bar 13 is fixed in the V-type groove of gripper shoe 14, compression leg 8 is fixed on Connection Block 9, Connection Block 9 is connected with gripper shoe 14 by torsion spring 21, Connection Block 9 can rotate around torsion spring 22, connector 17 is connected with Connection Block 9 by rotating shaft, wired depression bar 18 is arranged in connector 17, wired depression bar 18 can rotate around torsion spring 22, guide rail 16 is arranged on sleeve 24 by bearing block 23, can move up and down with sleeve 24, when the compression leg 8 being in lifting status goes to guide rail 16 place, compression leg 8 one end contacts with guide rail 16, along with the rotation of index dial 15, compression leg 8 is pressed down gradually, when being depressed into the transition position of guide rail 16 cambered surface, extreme higher position lifted to by wired depression bar 18, wire 29 is sent into, when compression leg 8 shifts out guide rail 16 cambered surface, compression leg 8 lifts, wire 29 is depressed in lining bar 13 spill cambered surface by wired depression bar 18 under the effect of torsion spring restoring force, torsion spring 22 restoring force can ensure that enough greatly fine wire 29 is pressed surely, said process circulation is carried out.Change the position of gripper shoe 14 in index dial 15 square groove and can regulate length wiry.
As shown in Figure 1,3, described explosive mechanisms comprises high pressure generator H.V, storage capacitor C, high-field electrode 11, low-field electrode 12, the two poles of the earth of storage capacitor C are connected with high pressure generator H.V, high-field electrode 11 is connected with storage capacitor C high-pressure side, and low-field electrode 12 is connected with storage capacitor C low-pressure end.Along with index dial 15 rotates, when be pressed with wire 29 two adjacent wired depression bars 18 forward to just consistent with the tip location of high-field electrode 11, low-field electrode 12, big current is imported wire and blasts by the breakdown electric discharge of the gas between two electrode tips and wire 29, and the powder 30 that blast produces sputters to surrounding.After blast occurs, the wire 29 that low-field electrode 12 tip locates not blast still is pushed down by wired depression bar 18 and end tilts slightly, ensure that the continuity of electric detonation process.Index dial 15 is rotated further, and enters electric detonation process next time, moves in circles successively.Described high-field electrode 11 distance that is most advanced and sophisticated and low-field electrode 12 tip equals the spacing of two adjacent wired depression bars 18, and can change the material of two electrodes according to the material of wire 29, the charging voltage of energy-storage capacitor C is 5 ~ 15KV.
The course of work of the present invention is: start vavuum pump 19 pairs of electric detonation chambers and vacuumize, open intake valve 10, to insufflation gas medium in electric detonation chamber 6.High pressure generator H.V produces 10KV high pressure and charges to storage capacitor C, after charging complete, starts electro-motor 1, drives reciprocal leading screw 26, gear train assembly and index dial 15 to do rotation and pump.By hinge type pressure rod lifting mechanism and wire feeder acting in conjunction, wire 29 can be given continuously and stably.When the compression leg 8 being in lifting status goes to guide rail 16 place, compression leg 8 one end contacts with guide rail 16 and presses down gradually, is pressed into by wire 29 in the wired lining bar 13 spill cambered surface in gripper shoe 14.When the wired depression bar of be pressed with wire 29 two adjacent pressures 18 goes to just consistent with the tip location of high-field electrode 11, low-field electrode 12, big current is imported wire 29 and blasts by the breakdown electric discharge of the gas between two electrode tips and wire 29, and the powder 30 that blast produces sputters to surrounding.After blast occurs, the wire 29 that low-field electrode 12 tip locates not blast still is pushed down by wired depression bar 18 and end tilts slightly, index dial 15 is rotated further, when the compression leg 8 being in depressed state goes to guide rail 16 place, compression leg 8 one end contacts with guide rail 16, wired depression bar 18 is lifted gradually, enters electric detonation process next time, moves in circles successively.
Claims (6)
1. the nano powder preparation facilities of wired material loading blasting, comprise electric detonation chamber (6) and electro explosive device, wherein electro explosive device comprises driving mechanism, hinge type pressure rod lifting mechanism, wired feed mechanism, explosive mechanisms, it is characterized in that: electric detonation chamber (6) is provided with intake valve (10), vavuum pump (19), electro explosive device is arranged in electric detonation chamber (6), the electro-motor (1) that reciprocal leading screw (26) rotates can be driven, feed screw nut is driven to rotate (28) by gear drive, feed screw nut (28) can pump under the driving of reciprocal leading screw (26), feed screw nut (28) can do rotation along gear (7) and pumps by driven gear (25), thus band moving sleeve (24) and index dial (15) do rotation and pump, wire (29) is fixed between the upper adjacent two wired lining bars (13) of index dial (15) by hinge type pressure rod lifting mechanism, and wire (29) is given continuously by wired feed mechanism, the two poles of the earth of storage capacitor (C) are connected with high pressure generator (H.V), and high-field electrode (11) is connected with the high-pressure side of storage capacitor (C), and low-field electrode (12) is connected with the low-pressure end of storage capacitor (C), hinge type pressure lever mechanism comprises compression leg (8), Connection Block (9), connector (17), wired depression bar (18), torsion spring (22), gripper shoe (14), wired lining bar (13), guide rail (16), Connection Block (9) is connected with gripper shoe (14) by torsion spring (22), Connection Block (9) can rotate around torsion spring (22), connector (17) is connected with Connection Block (9) by rotating shaft, and wired depression bar (18) is arranged in connector (17), and wired depression bar (18) can rotate around torsion spring (22), guide rail (16) is arranged on sleeve (24) by bearing block (23), can move up and down with sleeve (24).
2. the nano powder preparation facilities of wired material loading blasting according to claim 1, it is characterized in that compression leg (8) can rotate to guide rail (16) place with index dial (15), compression leg (8) can be forced down by guide rail (16), and wired depression bar (18) lifts; Compression leg (8) leaves guide rail (16) cambered surface, and Connection Block (9) and connector mounted thereto (17), wired depression bar (18) can by steady for wire (29) pressure under the effect of torsion spring (22) restoring force; Wired feed mechanism comprises wire tray (21), godet roller (20), wired lining bar (13), wired depression bar (18), is reliably fixed on by wire between two wired lining bars (13) under wired depression bar (18) and wired lining bar (13) acting in conjunction; Wire (29) can be avoided when wired depression bar (18) pressure suddenly because inertia is pulled off.
3. the nano powder preparation facilities of wired material loading blasting according to claim 1, it is characterized in that: gear drive can make the feed screw nut (28) on reciprocal leading screw (26) rotate, make to form speed discrepancy between index dial (15) and reciprocal leading screw (26), index dial and each parts mounted thereto can be driven to move up and down, the relative position between electrode and wired depression bar (18) is changed.
4. the nano powder preparation facilities of wired material loading blasting according to claim 1, is characterized in that: the distance of two eletrode tips of high-field electrode (11) and low-field electrode (12) equals the spacing of two adjacent wired depression bars (18).
5. the nano powder preparation facilities of wired material loading blasting according to claim 1, is characterized in that, by changing gripper shoe (14) position in index dial (15) square groove, can regulating length wiry.
6. the nano powder preparation facilities of wired material loading blasting according to claim 1, it is characterized in that: described hinge type pressure rod lifting mechanism will press rod lifting mechanism and gripper shoe (14) to couple together by torsion spring, and the restoring force that the torsion spring (22) wherein selected produces can make wire be pressed surely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610108542.XA CN105537604A (en) | 2016-02-29 | 2016-02-29 | Nano-powder preparation device achieved through wire clamping feeding electrical explosion method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610108542.XA CN105537604A (en) | 2016-02-29 | 2016-02-29 | Nano-powder preparation device achieved through wire clamping feeding electrical explosion method |
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| CN105537604A true CN105537604A (en) | 2016-05-04 |
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| CN201610108542.XA Pending CN105537604A (en) | 2016-02-29 | 2016-02-29 | Nano-powder preparation device achieved through wire clamping feeding electrical explosion method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110255530A (en) * | 2019-06-24 | 2019-09-20 | 兰州理工大学 | A kind of device of constraint electric detonation graphite preparation low-dimensional nano-sized carbon |
| CN114932229A (en) * | 2022-05-06 | 2022-08-23 | 兰州理工大学 | Continuous wire feeding mechanism and wire electric explosion device |
| CN117781695A (en) * | 2024-02-27 | 2024-03-29 | 沈阳中金模具集团有限公司 | Resistance furnace with automatic feeding and discharging structure of die |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110255530B (en) * | 2019-06-24 | 2023-06-23 | 兰州理工大学 | Device for preparing low-dimensional nano carbon by restraining electric explosion graphite |
| CN114932229A (en) * | 2022-05-06 | 2022-08-23 | 兰州理工大学 | Continuous wire feeding mechanism and wire electric explosion device |
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| CN117781695A (en) * | 2024-02-27 | 2024-03-29 | 沈阳中金模具集团有限公司 | Resistance furnace with automatic feeding and discharging structure of die |
| CN117781695B (en) * | 2024-02-27 | 2024-05-07 | 沈阳中金模具集团有限公司 | Resistance furnace with automatic feeding and discharging structure of die |
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Application publication date: 20160504 |