CN103658643B - Finishing machine with turntable structure and method for operating finishing machine - Google Patents
Finishing machine with turntable structure and method for operating finishing machine Download PDFInfo
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- CN103658643B CN103658643B CN201310623267.1A CN201310623267A CN103658643B CN 103658643 B CN103658643 B CN 103658643B CN 201310623267 A CN201310623267 A CN 201310623267A CN 103658643 B CN103658643 B CN 103658643B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/30—Feeding material to presses
- B30B15/302—Feeding material in particulate or plastic state to moulding presses
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to a finishing machine with a turntable structure and a method for operating the finishing machine. The finishing machine and the method have the advantages that the finishing machine is provided with a turntable mechanism, and the turntable mechanism is matched with relevant mechanisms, so that products can be automatically fed, pressed and demoulded, the production efficiency of the finishing machine can be greatly improved as compared with the traditional mode, and the finishing machine is accurate; the finishing machine is further provided with a detection mechanism, various conditions which occur in product finishing procedures can be detected by the aid of the detection mechanism and can be responded, so that normal product finishing can be guaranteed; the finishing machine is provided with a pair of elliptical gears, and a turntable is accelerated and then decelerated in indexing procedures, so that inertia generated when the turntable stops can be overcome, and the repositioning precision can be guaranteed; the finishing machine is a mechanical mechanism, an output chain wheel for synchronizing a machine tool drives a divider to realize an indexing effect, the divider realizes the indexing effect in each running cycle of the machine tool, accordingly, the divider and the machine tool are synchronized, and the finishing machine is reliable and stable in operation; the finishing speed of the finishing machine can reach 20-25 times per minute while the manual finishing speed is 10-15 times per minute.
Description
Technical field
The present invention relates to a kind of finishing machine of turntable structure and its method of work, belong to powder metallurgical technology.
Background technology
The hard-cover of powder metallurgy refers to and product is placed in former, product is pressed by upper undershoot, then sheds pressure,
Deviate from from former again, become the product for meeting design requirement.Now the widely used structure of finishing machine is：Power source is one electric
Motivation, Jing V-belts flywheel driven rotate, and flywheel drives eccentric crankshaft rotation, bent axle to drive on upper gliding mass work by gear mechanism
Lower reciprocating motion, in middle template with upper gliding mass, upper die plate is fixed on gliding mass fixing of the forming frame, and upper punching is fixed on punching and fixes
On plate, middle template is fixed on bed piece, and undershoot is fixed in undershoot fixed plate, pushes adjusting screw rod installed in lower template
On.Generally send into former and be positioned on plug by will manually need finishing product, upper gliding mass drives upper die plate downward
Fixed plate is rushed in motion, and drive to move downward, finishing product press-in former will be needed, and drive undershoot to be pressed in regulate size
Push on adjusting screw rod, gliding mass is now gone up in extreme lower position, it is compressing.As upper gliding mass is moved upwards, start the demoulding, pass through
Undershoot cylinder drives undershoot to reset with demoulding pull bar, and takes product out of former.Gliding mass is gone up now in extreme higher position, upper and lower stamping
Suppress into a new round under the drive of mechanism, go round and begin again.
Prior powder metallurgy product finishing machine is manually product to be put into poor stability in former, ineffective asked
Topic.
The content of the invention
The present invention is directed to drawbacks described above, it is therefore intended that provides a kind of automatization's blowing and can realize precise control, work effect
A kind of finishing machine of the high turntable structure of rate and its method of work.
For this technical solution used in the present invention it is：The present invention includes rotating disk mechanism, and rotating disk mechanism is provided with some stations,
Driving rotating disk mechanism operating drive mechanism, and product is suppressed briquetting machine, the mould emptier of article removal；
The rotating disk mechanism realizes by controlling organization and the effective cooperation between briquetting machine, mould emptier which meets
Following condition：When a certain station in rotating disk mechanism is rotated into briquetting machine, rotating disk mechanism stops operating, and briquetting machine is moved
Make, compacting carries out the demoulding after terminating, and after the demoulding terminates, rotating disk is rotated again, when another station enters briquetting machine, repeat
Said process.
The rotating disk mechanism includes the dispenser 18 being connected in middle template 17, the rotating disk 15 being fixed on dispenser 18,
The positioning sleeve 14 being fixed on rotating disk 15；The dispenser 18 is driven by clutch by drive mechanism.
The clutch：Including drive dispenser 18 dispenser axle 12, dispenser axle 12 by clutch sprocket wheel 8, from
Close slide block 9, brake spring 10 and operating is driven by drive mechanism.
The drive mechanism：Including the flywheel driven by motor, flywheel is driven eccentric by clutch, gear drive
Bent axle, eccentric crankshaft drive the output chain gear 1 being connected thereon to rotate, and are driven by the gear-box sprocket wheel 1 of gear-box 4 ellipse
Knucle-gear 1 operates, and elliptic gear 1 drives elliptic gear 25 to operate, and then drives gear-box sprocket wheel 26 to operate, gear-box
Sprocket wheel 26 drives the clutch operating.
The controlling organization detects cylinder 19 after including the clutch detection switch 7, finishing being fixed in middle template 17；Gu
Cylinder 21 and blanking cylinder 23 is detected before being connected in the finishing on bottom plate of turntable 16, and the magnetic position coordinated with each cylinder is set
Switch, and the PLC of each part motion of the above is set.
The rotating disk 15 is provided with 12 stations, and the operating of rotating disk 15 when output chain gear 1 moves 0-120 ° makes a wherein work
Position enters briquetting machine；When output chain gear is in 120 ° -360 °, rotating disk is in halted state.
Air cylinder support 20 is detected after finishing is set in described middle template 17, before finishing is set on bottom plate of turntable 16, gas is detected
Jar support 22 and blanking air cylinder support 24, each cylinder are correspondingly arranged on corresponding air cylinder support.
A kind of method of work of the finishing machine of turntable structure, follows the steps below：
1）Drive mechanism driving rotating disk mechanism operates, and a certain station of rotating disk mechanism is entered press by drive mechanism operation
During the compacting scope of structure, now drive mechanism just drives briquetting machine to enter compacting state；
2）Compacting：Now clutch clutch makes rotating disk 15 shut down, and drive mechanism drives briquetting machine operating real
The now compacting to product；
3）The demoulding：After compacting terminates, rotating disk 15 is still in halted state, and into article removal, the demoulding terminates and drives
Product leaves former；
4）After product abjection, drive mechanism operation is returned to briquetting machine behind original position in one week, and clutch connection drives
Rotating disk 15 operates；
5）Repeat 1）-4）Step；
Wherein 2）、3）Detecting step is provided with step.
The detecting step：Lathe is controlled by PLC, before detecting cylinder 19, finishing in 120 ° of lathe after control finishing
Detection cylinder 21 is moved downward with blanking cylinder 23, is detected in detection station：
Cylinder 21 is detected before finishing, is switched with magnetic position, when before finishing, detection cylinder 21 is moved downwardly to positioning sleeve 14
During middle product height, the magnetic position switch for adjusting good position is powered, and rotary disc for indication is positioned and product position in positioning sleeve 14
Normally, run well signal to lathe PLC control system, lathe；If put back without product or product in positioning sleeve 14, finishing
The 21 magnetic position switch energization of front detection cylinder flashes across, and PLC control system is detected as no signal, PLC control lathe clutches
Device is immediately disconnected, if rotating disk 15 is indexed do not have in place position deviation, detects that cylinder 21 fails into rotating disk positioning sleeve before finishing
14 magnetic positions switch can't detect signal, and PLC control lathe clutches are immediately disconnected；
Cylinder 19 is detected after finishing, is switched with magnetic position, detect that cylinder 19 moves to product in positioning sleeve after finishing
During height, the magnetic position switch for adjusting good position is powered, and instruction has product in positioning sleeve, and signal is controlled to lathe PLC
System, lathe run well, if without product in positioning sleeve, detecting that 19 magnetic position of cylinder switch can't detect letter after finishing
Number, PLC control lathe clutches are immediately disconnected；
Blanking cylinder 23, switchs with magnetic position, when blanking cylinder 23 moved downward product height in positioning sleeve,
The magnetic position switch for adjusting good position is powered, and indicates that product is discharged in positioning sleeve, by signal to lathe PLC controls is
System, lathe run well, if product is not discharged in positioning sleeve, 23 magnetic position of blanking cylinder switch can't detect signal, PLC
Control lathe clutch is immediately disconnected；
When during the demoulding, product is stuck in former mouth, dispenser point does not turn, lathe operation, in overload-release clutch spring by fight back,
Clutch slide block isolates clutch, and now clutch safety detection switch can't detect clutch slider signal, PLC control lathes
Clutch is immediately disconnected.
When rotating disk is indexed, rotating disk first accelerates to slow down afterwards.
It is an advantage of the invention that：1）The present invention adopts rotating disk mechanism, by the cooperation of rotating disk mechanism and associated mechanisms, realizes
The self-feeding of product, compacting, the demoulding, which is compared traditional mode its production efficiency and greatly improves, and which is more accurate；
2）The present invention also sets up testing agency simultaneously, can detect what product occurred in finishing by testing agency
Various situations are simultaneously reacted, and guarantee the normal finishing of product with this；
3）Dispenser repetitive positioning accuracy of the present invention is high：±0.01°；
4）The present invention adopts a pair of elliptic gears, rotating disk first to accelerate to slow down afterwards when indexing, and overcomes used when rotating disk stops
Property, it is ensured that repetitive positioning accuracy；
5）Mechanism is mechanical mechanism, is that the synchronous output chain gear of lathe drives dispenser indexing, lathe to run one
Circulation, dispenser are indexed once, synchronous with lathe, reliable operation, stable；
6）The present invention is provided with the dial feed structure of 12 loading stations, and the charging of rotating disk, adjustment and operation are all very square
Just, it is capable of achieving automated production；
Finishing speed of the present invention is fast, and high working efficiency is stable and reliable for performance.This finishing machine finishing speed up to 20 ~ 25 times/
Minute, and general artificial finishing speed is 10 ~ 15 beats/min.
Description of the drawings
Fig. 1 is the structural representation of the present invention.
C-C views of the Fig. 2 for Fig. 1.
Fig. 3 is the side view of the present invention.
A-A views of the Fig. 4 for Fig. 2.
B-B views of the Fig. 5 for Fig. 2.
E-E views of the Fig. 6 for Fig. 2.
D-D views of the Fig. 7 for Fig. 3.
In figure 1 be output chain gear, 2 be gear-box sprocket wheel one, 3 be elliptic gear one, 4 be gear-box, 5 be elliptic gear
2nd, 6 be gear-box sprocket wheel two, 7 be clutch detection switch, 8 be clutch sprocket wheel, 9 be clutch slider, 10 be brake spring, 11
For dispenser axle bed, 12 be dispenser axle, 13 be dispenser shaft coupling, 14 be positioning sleeve, 15 be rotating disk, 16 be rotating disk chassis,
17 is middle template, 18 is dispenser, 19 is inspection before finishing for detection cylinder, 20 after finishing for detection air cylinder support, 21 after finishing
Survey cylinder, 22 be finishing before detect air cylinder support, 23 be blanking cylinder, 24 be blanking air cylinder support, 25 be blanking conduit.
Specific embodiment
The structure composition of the present invention：
Output chain gear 1 with the output shaft of crankshaft-synchronous is fixed on lathe, the gear-box 4 on bed piece,
Elliptic gear 1 on gear-box 4, elliptic gear 25, gear-box sprocket wheel 1, gear-box sprocket wheel 26 is fixed on, installed in machine
Template 17 on bed lathe bed, is fixed on dispenser axle bed 11 in middle template 17, the dispenser axle on dispenser axle bed 11
12, the clutch sprocket wheel 8 of dispenser axle 12, clutch slider 9, brake spring 10, dispenser shaft coupling 13 is fixed on, middle mold is fixed on
Clutch detection switch 7 on plate 17, detects cylinder behind the rotating disk chassis 16 being fixed in middle template 17, dispenser 18, finishing
Support 20, detects air cylinder support 22, blanking air cylinder support 24, blanking before being fixed on the positioning sleeve 14, finishing on rotating disk negative 16
Conduit 23, detects cylinder 19 after detecting the finishing on air cylinder support 20 after being fixed on finishing, detects cylinder before being fixed on finishing
Cylinder 21 is detected before finishing on frame 22, and the blanking cylinder 23 being fixed on blanking air cylinder support 24 is fixed on dispenser 18
Rotating disk 15, the positioning sleeve 14 being fixed on rotating disk 15.
Course of action：
Electromechanics is rotated by belt pulley flywheel driven, and flywheel drives eccentric crankshaft rotation by clutch and gear drive
Turn, bent axle drive be connected with bent axle and speed sync machine output shaft rotate counterclockwise, the output chain being fixed on output shaft
1 rotate counterclockwise is taken turns, one 3 rotate counterclockwise of elliptic gear, elliptic gear are driven by the gear-box sprocket wheel 1 on gear-box 4
One 3 drive 25 speed change clockwise of elliptic gear, elliptic gear 25 to drive gear-box sprocket wheel 26 to turn clockwise, gear-box chain
Taking turns 26 drive clutch sprocket wheel, 8 Jing clutch sliders 9, brake spring 10 drives dispenser axle 12 to turn clockwise, and dispenser axle 12 leads to
Undue cutter shaft coupling 13 drives 18 input shaft of dispenser to turn clockwise, and 18 input shaft of the dispenser output shaft that turns clockwise is inverse
Hour hands are split, and dispenser 18 drives rotating disk 15 to split counterclockwise.On lathe during 360 ° of gliding mass extreme higher position, lathe demoulding knot
Beam, then dispenser 18 start segmentation, in 0 ° ~ 110 ° rotation one station of segmentation, lathe dispenser 18 exists lathe dispenser 18
110 ° ~ 360 ° stop operating.Lathe is controlled by PLC, is detected before detecting cylinder 19, finishing in 120 ° of lathe after control finishing
Cylinder 21 is moved downward with blanking cylinder 23, is detected in detection station.Cylinder 21 is detected before finishing, is opened with magnetic position
Close, when detecting before finishing that cylinder 21 is moved downwardly to product height in positioning sleeve, the magnetic position switch for adjusting good position is logical
Signal normally, runs well to lathe PLC control system, lathe by electricity, the rotary disc for indication positioning and product position in positioning sleeve,
If put back without product or product in positioning sleeve, detect before finishing that the switch energization of 21 magnetic position of cylinder flashes across, PLC controls
System detectio is no signal, and PLC control lathe clutches are immediately disconnected, if rotating disk indexing does not have position deviation, finishing in place
Front detection cylinder 21 is out of service because encountering rotating disk when cylinder is run downwards, because failing into rotating disk positioning sleeve magnetic position to open
Pass can't detect signal, and PLC control lathe clutches are immediately disconnected, and detect that there is cylinder 21 detection sky to beat and put before such finishing
Anti- and rotating disk deviations function.Cylinder 19 is detected after finishing, is switched with magnetic position, detect that cylinder 19 is moved to after finishing
In positioning sleeve during product height, the magnetic position switch for adjusting good position is powered, and instruction has product in positioning sleeve, and signal is given
Lathe PLC control system, lathe run well, if without product in positioning sleeve, detecting 19 magnetic position of cylinder switch after finishing
Signal is can't detect, PLC control lathe clutches are immediately disconnected, after such finishing, detect that there is cylinder 19 detection product to be bonded to
On rush to beat again function.Blanking cylinder 23, switchs with magnetic position, makes in blanking cylinder 23 moves downward positioning sleeve
During product height, the magnetic position switch for adjusting good position is powered, and indicates that product is discharged in positioning sleeve, by signal to lathe
PLC control system, lathe run well, if product is not discharged in positioning sleeve, the detection of 23 magnetic position of blanking cylinder switch is not
To signal, PLC control lathe clutches are immediately disconnected, and such blanking cylinder 23 has detection product whether discharge function.If
During the demoulding, product is stuck in former mouth, and dispenser segmentation does not turn, because of lathe still in operation now, spring quilt in overload-release clutch
Fight back, clutch slide block isolate clutch, and now clutch safety detection switch can't detect clutch slider signal, PLC controls
Lathe clutch processed is immediately disconnected, and such overload-release clutch ensures the damage of product, rotating disk and mould.110 ° of lathe ~
When between 360 °, dispenser 18 stops operating, manually quickly product is put in the station on the outside of rotating disk 15.At 360 °, upper gliding mass
In extreme higher position, upper and lower mould is punched under the drive of mechanism into a new round and suppresses, and goes round and begins again.
Claims (7)
1. a kind of finishing machine of turntable structure, it is characterised in that including rotating disk mechanism, rotating disk mechanism is provided with some stations, drives
The drive mechanism of dynamic rotating disk mechanism operating, and product is suppressed briquetting machine, the mould emptier of article removal；
The rotating disk mechanism realizes by controlling organization and the effective cooperation between briquetting machine, mould emptier which meets following
Condition：When a certain station in rotating disk mechanism is rotated into briquetting machine, rotating disk mechanism stops operating, briquetting machine action,
Compacting carries out the demoulding after terminating, and after the demoulding terminates, rotating disk is rotated again, when another station enters briquetting machine, in repetition
State process；
The rotating disk mechanism includes being connected in middle template（17）On dispenser（18）, it is fixed on dispenser（18）On rotating disk
（15）, it is fixed on rotating disk（15）On positioning sleeve（14）；The dispenser（18）Driven by clutch by drive mechanism；
The drive mechanism：Including the flywheel driven by motor, flywheel is driven eccentric bent by clutch, gear drive
Axle, eccentric crankshaft drive the output chain gear being connected thereon（1）Rotate, and pass through gear-box（4）Gear-box sprocket wheel one（2）Band
Dynamic elliptic gear one（3）Operating, elliptic gear one（3）Drive elliptic gear two（5）Operating, and then drive gear-box sprocket wheel two
（6）Operating, gear-box sprocket wheel two（6）Drive the clutch operating.
2. a kind of finishing machine of turntable structure according to claim 1, it is characterised in that the clutch：Including band
Dynamic dispenser（18）Dispenser axle（12）, dispenser axle（12）By clutch sprocket wheel（8）, clutch slider（9）, brake spring
（10）Driven by drive mechanism and operated.
3. the finishing machine of a kind of turntable structure according to claim 1, it is characterised in that the controlling organization includes being connected
In middle template（17）On clutch detection switch（7）, detect cylinder after finishing（19）；It is fixed on bottom plate of turntable（16）On essence
Detection cylinder before whole（21）With blanking cylinder（23）, and the magnetic position switch coordinated with each cylinder is set, and more than arranging
The PLC of each part motion.
4. a kind of finishing machine of turntable structure according to claim 1, it is characterised in that the rotating disk（15）It is provided with 12
Individual station, in output chain gear（1）Rotating disk when moving 0-120 °（15）Operating makes a wherein station enter briquetting machine；In output chain
When wheel is in 120 ° -360 °, rotating disk is in halted state.
5. a kind of finishing machine of turntable structure according to claim 1, it is characterised in that described middle template（17）On set
Air cylinder support is detected after putting finishing（20）, bottom plate of turntable（16）Air cylinder support is detected before upper setting finishing（22）And blanking cylinder
Frame（24）, each cylinder is correspondingly arranged on corresponding air cylinder support.
6. a kind of method of work of the finishing machine of turntable structure, it is characterised in that follow the steps below：
1）Drive mechanism driving rotating disk mechanism operates, and a certain station of rotating disk mechanism is entered briquetting machine by drive mechanism operation
During compacting scope, now drive mechanism just drives briquetting machine to enter compacting state；
2）Compacting：Now clutch clutch makes rotating disk（15）Shut down, and drive mechanism drives briquetting machine operating to realize
Compacting to product；
3）The demoulding：After compacting terminates, rotating disk（15）Halted state is still in, into article removal, the demoulding terminates and drives system
Product leave former；
4）After product abjection, drive mechanism operation is returned to briquetting machine behind original position in one week, and clutch connection drives rotating disk
（15）Operating；
5）Repeat 1）-4）Step；
Wherein 2）、3）Detecting step is provided with step；
The detecting step：Lathe is controlled by PLC, detects cylinder in 120 ° of lathe after control finishing（19）, examine before finishing
Survey cylinder（21）With blanking cylinder（23）Move downward, detect in detection station：
Cylinder is detected before finishing（21）, switch with magnetic position, when detecting cylinder before finishing（21）It is moved downwardly to positioning sleeve
（14）During middle product height, the magnetic position switch for adjusting good position is powered, and rotary disc for indication positioning and product are in positioning sleeve（14）
Middle position is normal, runs well signal to lathe PLC control system, lathe；If positioning sleeve（14）It is middle without product or product
Put back, before finishing, detect cylinder（21）Magnetic position switch energization flashes across, and PLC control system is detected as no signal, PLC controls
Lathe clutch processed is immediately disconnected, if rotating disk（15）Indexing does not have position deviation in place, detects cylinder before finishing（21）Fail
Into rotating disk positioning sleeve（14）Magnetic position switch can't detect signal, and PLC control lathe clutches are immediately disconnected；
Cylinder is detected after finishing（19）, switch with magnetic position, when detecting cylinder after finishing（19）Move to product in positioning sleeve
During height, the magnetic position switch for adjusting good position is powered, and instruction has product in positioning sleeve, and signal is controlled to lathe PLC
System, lathe run well, if without product in positioning sleeve, detecting cylinder after finishing（19）Magnetic position switch can't detect letter
Number, PLC control lathe clutches are immediately disconnected；
Blanking cylinder（23）, switch with magnetic position, when blanking cylinder（23）When moving downward product height in positioning sleeve,
The magnetic position switch for adjusting good position is powered, and indicates that product is discharged in positioning sleeve, by signal to lathe PLC controls is
System, lathe run well, if product is not discharged in positioning sleeve, blanking cylinder（23）Magnetic position switch can't detect signal,
PLC control lathe clutches are immediately disconnected；
When during the demoulding, product is stuck in former mouth, dispenser point does not turn, lathe operation, and in overload-release clutch, spring is by fight back, clutch
Device slide block isolates clutch, and now clutch safety detection switch can't detect clutch slider signal, PLC control lathe clutches
Device is immediately disconnected.
7. the method for work of the finishing machine of a kind of turntable structure according to claim 6, it is characterised in that rotating disk is indexed
When, rotating disk first accelerates to slow down afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310623267.1A CN103658643B (en) | 2013-11-30 | 2013-11-30 | Finishing machine with turntable structure and method for operating finishing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310623267.1A CN103658643B (en) | 2013-11-30 | 2013-11-30 | Finishing machine with turntable structure and method for operating finishing machine |
Publications (2)
| Publication Number | Publication Date |
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| CN103658643A CN103658643A (en) | 2014-03-26 |
| CN103658643B true CN103658643B (en) | 2017-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310623267.1A Active CN103658643B (en) | 2013-11-30 | 2013-11-30 | Finishing machine with turntable structure and method for operating finishing machine |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108127121A (en) * | 2017-12-31 | 2018-06-08 | 扬州市海力精密机械制造有限公司 | A kind of turntable finishing mechanism and its course of work overcome with inertia |
| JP6994180B2 (en) | 2018-03-13 | 2022-01-14 | 住友電工焼結合金株式会社 | Sizing device |
| CN109648037B (en) * | 2018-12-11 | 2021-03-09 | 江苏保捷锻压有限公司 | Cold finishing production line of gears with multiple specifications and machining process thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4414497A1 (en) * | 1993-04-28 | 1994-11-03 | Robosint Srl | Machine for weighing and cold-pressing diamond powder |
| CN1549768A (en) * | 2001-08-30 | 2004-11-24 | ��ʽ�������ͻ�ѧ�о��� | Device for producing molded articles, and a molded article that can be produced by such device |
| CN102137751A (en) * | 2008-07-02 | 2011-07-27 | 巴斯夫欧洲公司 | Method for producing a geometric oxidic molded body |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0696973A (en) * | 1991-11-28 | 1994-04-08 | Inter Metallics Kk | Production of permanent magnet |
| JP2005125409A (en) * | 2005-02-10 | 2005-05-19 | Murata Mfg Co Ltd | Powder molding machine |
-
2013
- 2013-11-30 CN CN201310623267.1A patent/CN103658643B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4414497A1 (en) * | 1993-04-28 | 1994-11-03 | Robosint Srl | Machine for weighing and cold-pressing diamond powder |
| CN1549768A (en) * | 2001-08-30 | 2004-11-24 | ��ʽ�������ͻ�ѧ�о��� | Device for producing molded articles, and a molded article that can be produced by such device |
| CN102137751A (en) * | 2008-07-02 | 2011-07-27 | 巴斯夫欧洲公司 | Method for producing a geometric oxidic molded body |
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