CN106975746A - A kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device - Google Patents

A kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device Download PDF

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Publication number
CN106975746A
CN106975746A CN201710319669.0A CN201710319669A CN106975746A CN 106975746 A CN106975746 A CN 106975746A CN 201710319669 A CN201710319669 A CN 201710319669A CN 106975746 A CN106975746 A CN 106975746A
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China
Prior art keywords
electric capacity
nut
press device
ultrasonic vibration
hole
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CN201710319669.0A
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CN106975746B (en
Inventor
程廷海
卢晓晖
何猛
张晓松
陈鹏飞
李慧
李�杰
张邦成
李奇涵
王志华
张大义
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Changchun University of Technology
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Changchun University of Technology
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Priority to CN201710319669.0A priority Critical patent/CN106975746B/en
Publication of CN106975746A publication Critical patent/CN106975746A/en
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Publication of CN106975746B publication Critical patent/CN106975746B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/02Compacting only
    • B22F3/093Compacting only using vibrations or friction
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/02Compacting only
    • B22F3/03Press-moulding apparatus therefor
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G9/00Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/004Details

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Press Drives And Press Lines (AREA)

Abstract

The present invention discloses a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device, and to solve tantalum capacitor, resetting causes the problems such as complicated, the traditional pressure setting of process is complicated, process expends a large amount of manpower and materials, pressed density skewness in process.The present invention is made up of motor, fixing bolt, fixed plate, nut, support bar, shaft coupling, leading screw, antifriction nut, fastening bolt, pressing plate, swing die component and base.Tantalum electric capacity press device application motor belt motor dynamic pressure plate disclosed by the invention so play a part of suppress tantalum powder, and utilize ultrasonic antifriction principle, tantalum powder is set to be evenly distributed under conditions of dither, to reach the purpose of friction of the tantalum core Density Distribution uniformly and between reduction leading screw and antifriction nut.The present invention has that integrated, pressing result simple in construction is excellent, the low technical advantage of cost, is had a wide range of applications in tantalum electrochemical capacitor manufacture field.

Description

A kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device
Technical field
The present invention relates to a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device, belong to Electronic Components Manufacturing Manufacturing technology field.
Background technology
Tantalum capacitor small volume, capacity are big, leakage current is low, service life length, excellent combination property, are classic electric capacity Device, not only capacitor small volumes more other than ceramics, aluminium, Bao Mo etc., capacity be high under normal conditions, function-stable, and can be Many is normal work under the inefficient harsh conditions of other capacitors.Because tantalum capacitor has other many capacitors Incomparable excellent specific property, in microelectronics science and surface mounting technology field, almost without can equivalent substitution other electric capacity Device is competed therewith.Tantalum capacitor is increasingly extensive to be applied to communication(It is programme-controlled, interchanger, mobile phone, beeper, facsimile machine, wireless Phone), computer, automobile, field and the Department of Science and Technology such as family expenses and office appliance, instrument and meter, space flight and aviation, defence and military Door.But be due to the price of tantalum material costly.When enterprise practical produces tantalum capacitor, have according to single die and give birth to Production, want resetting between the mould of each operation, cause process more numerous and diverse, and due to each operation position error compared with Greatly, the percent defective of part is higher during production, and productivity ratio is very low, causes production cost to increase;According to progressive die production, material Material utilization rate can be reduced again equally increases production cost;And traditional pressure setting is also close in the presence of suppressing in pressing process Spend skewness, the problems such as installation step is numerous and diverse.
The content of the invention
To solve tantalum capacitor, resetting causes complicated, the traditional pressure setting structure of process in process The problems such as complicated, process expends a large amount of manpower and materials, pressed density skewness, the invention discloses a kind of efficient Ultrasonic vibration assistant formation tantalum electric capacity press device.
The technical solution adopted in the present invention is:A kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device Including motor, fixing bolt, fixed plate, nut, support bar, shaft coupling, leading screw, antifriction nut, fastening bolt, pressing plate, vibration Die assembly and base;The threaded connection that the motor passes through fixing bolt and fixed plate;Nut is threadedly coupled with support bar;Connection Axle device connects motor and leading screw;Leading screw coordinates with antifriction nut thread;Fastening bolt is threadedly coupled with pressing plate;Pressing plate and vibration mould Has the contact of component face;Swing die component is placed on base, and the base is threadedly coupled with support bar.
The motor is provided with fixing hole, and the fixing hole coordinates with fixing bolt, by fixing bolt and fixed plate The threaded connection of screwed hole.
The fixed plate is provided with screwed hole, is threadedly coupled with fixing bolt, and the fixed plate is provided with circular hole, the fixed plate Provided with connecting hole, the connecting hole coordinates with thin light section on support bar, and the nut is screwed with fine thread section on support bar and is connected.
The support bar is provided with fine thread section, and the support bar is provided with thin light section, and the support bar is described provided with thick light section Thick light section coordinates with the circular port set by pressing plate, the support bar provided with coarse-pitch thread section, the coarse-pitch thread section with set by base Threaded connection hole is threadedly coupled.
Described shaft coupling one end is connected with motor shaft, and the other end is connected with thin shaft part on leading screw;The leading screw is provided with thin axle Section, the leading screw is provided with thread segment, and the thread segment coordinates with antifriction nut thread.
The antifriction nut is made up of feed screw nut and piezoelectric patches one, the feed screw nut provided with n plane, n for more than The positive integer being equal to, the feed screw nut is provided with flange, and the feed screw nut is provided with through hole, coordinates with fastening bolt, the silk Thick stick nut is provided with internal thread hole, and the thread segment screw thread being provided with leading screw coordinates;The fastening bolt and screw thread set by pressing plate are blind Hole is threadedly coupled.
The platen edge is provided with circular port, and pressing plate side center is provided with boss one, and the boss one is provided with screw thread Blind hole, the pressing plate opposite side center is provided with boss two, and the boss two is contacted with swing die component face;The base is provided with Threaded connection hole, the base is provided with mounting hole.
The swing die component includes pressing mold, die body, piezoelectric patches two, adjustment cushion block and pressure pole block;The pressing mold side End is provided with square boss one, and square boss one end is provided with concave surface one;The pressing mold opposite side is provided with pressing mold base, The pressing mold is provided with cooperation plane one;The die body provided with m square groove, m for more than or equal to positive integer, the die body sets There is square opening, the die body is provided with plane two is coordinated, and with coordinating plane one to coordinate set by pressing mold, the die body is provided with mounting groove; The piezoelectric patches two is pasted in the square groove set by die body;Described adjustment cushion block one end is provided with handle arrangement;The adjustment The cushion block other end is provided with an adjustment foot;Pressure pole block is provided with banking stop, and pressure pole block is provided with handle.
The beneficial effects of the invention are as follows:A kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device, to solve tantalum Resetting causes that complicated, the traditional pressure setting of process is complicated, process consumption to capacitor in process The problems such as taking a large amount of manpower and materials, pressed density skewness, with integrated, pressing result simple in construction is excellent, cost is low Etc. technical advantage, had a wide range of applications in tantalum electrochemical capacitor manufacture field.
Brief description of the drawings
The structure that Fig. 1 show a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device proposed by the present invention is shown It is intended to;
Fig. 2 show the structure of motor in a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device proposed by the present invention Schematic diagram;
Fig. 3 show the knot of fixed plate in a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device proposed by the present invention Structure schematic diagram;
Fig. 4 show the knot of support bar in a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device proposed by the present invention Structure schematic diagram;
Fig. 5 show the knot of shaft coupling in a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device proposed by the present invention Structure schematic diagram;
Fig. 6 show the structure of leading screw in a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device proposed by the present invention Schematic diagram;
Fig. 7 show antifriction nut in a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device proposed by the present invention Structural representation;
Fig. 8 show antifriction nut in a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device proposed by the present invention The structural representation of feed screw nut;
Fig. 9 show a kind of facing for efficient ultrasonic vibration assistant formation tantalum electric capacity press device center platen proposed by the present invention Figure;
Figure 10 show a kind of side of efficient ultrasonic vibration assistant formation tantalum electric capacity press device center platen proposed by the present invention View;
Figure 11 show swing die in a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device proposed by the present invention The structural representation of component;
Figure 12 show swing die in a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device proposed by the present invention The structural representation of the pressing mold of component;
Figure 13 show swing die in a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device proposed by the present invention The structural representation of the die body of component;
Figure 14 show swing die in a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device proposed by the present invention The structural representation of the piezoelectric patches two of component;
Figure 15 show swing die in a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device proposed by the present invention The structural representation of the adjustment cushion block of component;
Figure 16 show swing die in a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device proposed by the present invention The structural representation of the pressure pole block of component;
Figure 17 show the knot of base in a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device proposed by the present invention Structure schematic diagram.
Embodiment
Embodiment one:Illustrate present embodiment with reference to Fig. 1 ~ Figure 17.Present embodiment provides a kind of efficient super The specific embodiment of acoustic vibration assistant formation tantalum electric capacity press device.A kind of efficient ultrasonic vibration assistant formation tantalum electricity Hold press device include motor 1, fixing bolt 2, fixed plate 3, nut 4, support bar 5, shaft coupling 6, leading screw 7, antifriction nut 8, Fastening bolt 9, pressing plate 10, swing die component 11 and base 12;The motor 1 passes through fixing bolt 2 and the screw thread of fixed plate 3 Connect to realize the fixation with fixed plate 3;Nut 4 is threadedly coupled to realize the fixation of fixed plate 3 and support bar 5 with support bar 5; Shaft coupling 6 connects motor 1 and leading screw 7, to realize the transmission of the kinetic energy of motor 1;Leading screw 7 coordinates with the screw thread of antifriction nut 8;Fasten spiral shell Bolt 9 is threadedly coupled with pressing plate 10, to realize the fixation of antifriction nut 8 and pressing plate 10;Pressing plate 10 connects with the face of swing die component 11 Touch;Swing die component 11 is placed on base 12, and the base 12 is threadedly coupled with support bar 5.
The motor 1 coordinates provided with fixing hole 1-1, the fixing hole 1-1 with fixing bolt 2, by fixing bolt 2 and admittedly Being fastenedly connected for motor 1 and fixed plate 3 is realized in the threaded connection of screwed hole 3-1 in fixed board 3.
The fixed plate 3 is provided with screwed hole 3-1, and it is used to be threadedly coupled with fixing bolt 2, to realize the fixation of motor 1; The fixed plate 3 is provided with circular hole 3-2, to realize motor shaft 1-2 stretching;The fixed plate 3 is provided with connecting hole 3-3, the company Meet hole 3-3 and thin light section 5-2 on support bar 5 to coordinate, to realize fixed plate 3 and the fixation with support bar 5.
The nut 4 is screwed with fine thread section 5-1 on support bar 5 and is connected, to realize the fastening of fixed plate 3 and support bar 5 Connection.
The support bar 5 is provided with fine thread section 5-1;The support bar 5 is provided with thin light section 5-2;The support bar 5 is provided with thick Light section 5-3, the thick light section 5-3 and the circular port 10-1 cooperations set by pressing plate 10, realize the limitation moved to pressing plate 10, described Support bar 5 is threadedly coupled provided with coarse-pitch thread section 5-4, the coarse-pitch thread section 5-4 with the threaded connection hole 12-1 set by base 12, with Realize being fastenedly connected for support bar 5 and base 12.
Described one end of shaft coupling 6 is connected with motor shaft 1-2, and the other end is connected with thin shaft part 7-1 on leading screw 7.
The leading screw 7 is provided with thin shaft part 7-1, and the leading screw 7 is provided with thread segment 7-2, the thread segment 7-2 and antifriction nut 8 screw threads coordinate.
The antifriction nut 8 is made up of feed screw nut 8-1 and the 8-2 of piezoelectric patches one, and the feed screw nut 8-1 is flat provided with n Face 8-1-1, n are the positive integer more than or equal to 3, and the feed screw nut 8-1 is provided with provided with flange 8-1-2, the feed screw nut 8-1 Through hole 8-1-3, coordinates with fastening bolt 9, and to realize being fastenedly connected for antifriction nut 8 and pressing plate 10, the feed screw nut 8-1 is set There is internal thread hole 8-1-4, the thread segment 7-2 screw threads being provided with leading screw 7 coordinate.
The fastening bolt 9 is threadedly coupled with the tapped blind hole 10-3 set by pressing plate 10, to realize antifriction nut 8 and pressing plate 10 are fastenedly connected.
The edge of pressing plate 10 is provided with circular port 10-1, and the side center of pressing plate 10 is described convex provided with the 10-2 of boss one The 10-2 of platform one be provided with tapped blind hole 10-3, the opposite side center of pressing plate 10 provided with boss two 10-4, the 10-4 of boss two with The face of swing die component 11 is contacted.
The swing die component 11 is by pressing mold 11-1, die body 11-2, the 11-3 of piezoelectric patches two, adjustment cushion block 11-4 and pressure pole Block 11-5 is constituted;The side ends of pressing mold 11-1 mono- are provided with the 11-1-1 of square boss one, and it is used to directly contact compacting with tantalum powder Tantalum powder, and the 11-1-3 of concave surface one is provided with to the tantalum electrolytic capacitor rounding for compacting in the 11-1-1 ends of square boss one Angle facilitates subsequent packages to be molded;The opposite side of top die 1 is provided with pressing mold base 11-1-2, and it is used to limit square boss one 11-1-1 axial displacements simultaneously facilitate pressing mold 11-1 to take out, and the pressing mold 11-1 is provided with cooperation plane one 11-1-4;The die body 11- 2 be the positive integer more than or equal to 1 provided with m square groove 11-2-1, m, and it is used for the 11-3 of piezoelectric patches two installation, the die body 11-2 is provided with square opening 11-2-2, and the die body 11-2 is provided with the 11-2-4 of plane two is coordinated, with coordinating plane set by pressing mold 11-1 One 11-1-4 coordinates, and the die body 11-2 is provided with mounting groove 11-2-3, and it is used for the installation for pressing pole block 11-5;The piezoelectric patches two 11-3 is pasted in the square groove 11-2-1 set by die body 11-2;Described adjustment cushion block 11-4 one end is provided with handle arrangement 11- 4-2, is conveniently adjusted cushion block 11-4 installation and adjustment;The adjustment cushion block 11-4 other ends are provided with 2 adjustment foot 11-4-1;
The pressure pole block 11-5 is provided with banking stop 11-5-1, and the pressure pole block 11-5 is provided with handle 11-5-2, for pressing pole block 11- 5 mounting and adjusting.
The base 12 is provided with threaded connection hole 12-1, and the base 12 is provided with mounting hole 12-2.
Operation principle:A kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device, before compacting, controls electricity first Machine 1 is rotated, and drives leading screw 7 to rotate by shaft coupling 6, so that antifriction nut 8 is moved upwards, band dynamic pressure plate 10 is upwards to certain Highly, then, pressing mold 11-1 is heightened, then tantalum powder and electrode are encased in die body 11-2, respectively installs suitable up and down in die body 11-2 Amount adjustment cushion block 11-4, at the same the 11-1-1 of pressing mold 11-1 square boss one through adjustment cushion block 11-4 enter in die body 11-2 with tantalum Powder contacts pressed powder;During compacting, motor is rotated backward, and band dynamic pressure plate 10 pulls down pressing mold 11-1, while being installed on mould The body 11-2 11-3 of piezoelectric patches two leads to high frequency pumping electric signal, makes the 11-3 of piezoelectric patches two according to specific electricity according to inverse piezoelectric effect Signal elongation is shortened, and then drives die body 11-2 to produce dither, so that internal tantalum powder is under conditions of dither Reach the effect being evenly distributed.When motor 1 drives leading screw work, lead to high frequency to the 8-2 of piezoelectric patches one for being installed on antifriction nut 8 Electric signal is encouraged, based on ultrasonic antifriction principle, reduces the friction between leading screw 7 and antifriction nut 8, transmission efficiency can be improved, Pressing plate 10 is set to obtain bigger pressure.

Claims (8)

1. a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device, it is characterised in that:A kind of efficient ultrasound Vibrating assistant formation tantalum electric capacity press device includes motor (1), fixing bolt (2), fixed plate (3), nut (4), support bar (5), shaft coupling (6), leading screw (7), antifriction nut (8), fastening bolt (9), pressing plate (10), swing die component (11) and base (12);The threaded connection that the motor (1) passes through fixing bolt (2) and fixed plate (3);Nut (4) connects with support bar (5) screw thread Connect;Shaft coupling (6) connection motor (1) and leading screw (7);Leading screw (7) coordinates with antifriction nut (8) screw thread;Fastening bolt (9) and pressure Plate (10) is threadedly coupled;Pressing plate (10) is contacted with swing die component (11) face;Swing die component (11) is placed in base (12) on, the base (12) is threadedly coupled with support bar (5).
2. a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device according to claim 1, it is characterised in that: The motor (1) is provided with fixing hole (1-1), and the fixing hole (1-1) and fixing bolt (2) coordinate, by fixing bolt (2) with The threaded connection of screwed hole (3-1) in fixed plate (3).
3. a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device according to claim 1, it is characterised in that: The fixed plate (3) is provided with screwed hole (3-1), is threadedly coupled with fixing bolt (2), and the fixed plate (3) is provided with circular hole (3- 2), the fixed plate (3) is provided with connecting hole (3-3), and the connecting hole (3-3) coordinates with thin light section (5-2) on support bar (5), The nut (4) screws with fine thread section (5-1) on support bar (5) and is connected.
4. a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device according to claim 1, it is characterised in that: The support bar (5) is provided with provided with fine thread section (5-1), the support bar (5) provided with thin light section (5-2), the support bar (5) Thick light section (5-3), the thick light section (5-3) coordinates with the circular port (10-1) set by pressing plate (10), and the support bar (5) is provided with Coarse-pitch thread section (5-4), the coarse-pitch thread section (5-4) is threadedly coupled with the threaded connection hole (12-1) set by base (12).
5. a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device according to claim 1, it is characterised in that: Described shaft coupling (6) one end is connected with motor shaft (1-2), and the other end is connected with thin shaft part (7-1) on leading screw (7);The leading screw (7) thin shaft part (7-1) is provided with, the leading screw (7) is provided with thread segment (7-2), the thread segment (7-2) and antifriction nut (8) spiral shell Line coordinates.
6. a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device according to claim 1, it is characterised in that: The antifriction nut (8) is made up of feed screw nut (8-1) and piezoelectric patches one (8-2), and the feed screw nut (8-1) is flat provided with n Face (8-1-1), n is the positive integer more than or equal to 3, and the feed screw nut (8-1) is provided with flange (8-1-2), the feed screw nut (8-1) is provided with through hole (8-1-3), coordinates with fastening bolt (9), and the feed screw nut (8-1) is provided with internal thread hole (8-1-4), Thread segment (7-2) screw thread being provided with leading screw (7) coordinates;The fastening bolt (9) and the tapped blind hole set by pressing plate (10) (10-3) is threadedly coupled.
7. a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device according to claim 1, it is characterised in that: Pressing plate (10) edge is provided with circular port (10-1), and pressing plate (10) the side center is provided with boss one (10-2), described convex Platform one (10-2) is provided with tapped blind hole (10-3), and pressing plate (10) the opposite side center is provided with boss two (10-4), the boss Two (10-4) are contacted with swing die component (11) face;The base (12) is provided with threaded connection hole (12-1), the base (12) it is provided with mounting hole (12-2).
8. a kind of efficient ultrasonic vibration assistant formation tantalum electric capacity press device according to claim 1, it is characterised in that: The swing die component (11) include pressing mold (11-1), die body (11-2), piezoelectric patches two (11-3), adjustment cushion block (11-4) and Press pole block (11-5);The side end of pressing mold (11-1) one is provided with square boss one (11-1-1), and in the (11- of square boss one 1-1) end is provided with concave surface one (11-1-3);Pressing mold (11-1) opposite side is provided with pressing mold base (11-1-2), the pressure Mould (11-1) is provided with cooperation plane one (11-1-4);The die body (11-2) provided with m square groove (11-2-1), m for more than Positive integer equal to 1, the die body (11-2) is provided with square opening (11-2-2), and the die body (11-2) is provided with cooperation plane two (11-2-4), coordinates, the die body (11-2) is provided with mounting groove (11- with the set cooperation plane one (11-1-4) of pressing mold (11-1) 2-3);The piezoelectric patches two (11-3) is pasted on the square groove (11-2-1) set by die body (11-2) Nei;The adjustment cushion block (11-4) one end is provided with handle arrangement (11-4-2);Described adjustment cushion block (11-4) other end is provided with 2 adjustment foots (11-4-1); Pressure pole block (11-5) is provided with banking stop (11-5-1), and pressure pole block (11-5) is provided with handle (11-5-2).
CN201710319669.0A 2017-05-09 2017-05-09 A kind of efficient ultrasonic vibration assistant formation tantalum capacitor press device Active CN106975746B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU204778U1 (en) * 2021-01-18 2021-06-09 федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный морской технический университет" (СПбГМТУ) Device for forming products from powder material

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CN204430266U (en) * 2015-02-06 2015-07-01 江汉大学 A kind of ultrasonic wave powder metallurgy compression molding device
US20160254433A1 (en) * 2015-02-26 2016-09-01 Vacuumschmelze Gmbh & Co. Kg Method for producing a thermoelectric object for a thermoelectric conversion device
CN106378385A (en) * 2015-07-28 2017-02-08 长春维鸿东光电子器材有限公司 Tantalum capacitor square tantalum core specific molding die and use method of same

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5594798A (en) * 1979-01-11 1980-07-18 Agency Of Ind Science & Technol Ultrasonic hot press method and device thereof
CN102950789A (en) * 2011-08-26 2013-03-06 东北大学 Device for realizing powder high-density vibration compression moulding
CN103366968A (en) * 2013-07-17 2013-10-23 湖南华冉科技有限公司 Square high-energy tantalum hybrid capacitor and manufacturing technology thereof
CN104454986A (en) * 2014-10-28 2015-03-25 湖南大学 Ultrasonic aerodynamic bearing
CN204430266U (en) * 2015-02-06 2015-07-01 江汉大学 A kind of ultrasonic wave powder metallurgy compression molding device
US20160254433A1 (en) * 2015-02-26 2016-09-01 Vacuumschmelze Gmbh & Co. Kg Method for producing a thermoelectric object for a thermoelectric conversion device
CN106378385A (en) * 2015-07-28 2017-02-08 长春维鸿东光电子器材有限公司 Tantalum capacitor square tantalum core specific molding die and use method of same

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