CN102489702B - Quantified material supplying device for full-automatic magnetic powder forming press - Google Patents

Quantified material supplying device for full-automatic magnetic powder forming press Download PDF

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Publication number
CN102489702B
CN102489702B CN 201110411479 CN201110411479A CN102489702B CN 102489702 B CN102489702 B CN 102489702B CN 201110411479 CN201110411479 CN 201110411479 CN 201110411479 A CN201110411479 A CN 201110411479A CN 102489702 B CN102489702 B CN 102489702B
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China
Prior art keywords
cylinder
powder
feed box
butterfly valve
magnetic
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CN 201110411479
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Chinese (zh)
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CN102489702A (en
Inventor
吕振
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上海平野磁气有限公司
上海笠原电装有限公司
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Priority to CN 201110411479 priority Critical patent/CN102489702B/en
Publication of CN102489702A publication Critical patent/CN102489702A/en
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Publication of CN102489702B publication Critical patent/CN102489702B/en

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Abstract

The invention relates to a quantified material supplying device for a full-automatic magnetic powder forming press. The quantified material supplying device consists of a corrugated pipe, a charging barrel, an oscillation hammer, a connecting pipe, a crushing device and a weighing charging device, wherein the crushing device consists of an oscillator 1, a powder box, a blanking pipe, a lower butterfly valve, an upper butterfly valve, a transition material storing pipe, a sensor, a powder loosening device, a cylinder 1, a cylinder 2, a vertical motion crushing rake and a horizontal motion crushing rake; the transition material storing pipe is connected to the lower side of the upper butterfly valve and is connected with the lower butterfly valve; the powder loosening device is arranged on the lower butterfly valve; lower openings of the butterfly valves are in butt joint with the powder box through the blanking pipe; the vertical motion crushing rake and the horizontal motion crushing rake are arranged in the powder box and are connected with the cylinder 1 and the cylinder 2 respectively; the two cylinders are arranged on a top cover of the powder box; the bottom of the powder box is connected with the oscillator 1; and the sensor is embedded in the transition material storing pipe close to the top of the transition material storing pipe. The device is mainly used for manufacturing magnetic blocks and can crush materials in the quantified material supplying process.

Description

The batch plant of full-automatic magnetic powder molding press
Technical field
The present invention relates to the batch plant of rare-earth magnetic powder process equipment, particularly a kind of full-automatic magnetic powder molding press.
Background technology
Full-automatic magnetic powder molding press mainly is used as the making of magnetic patch, realize automatic precision moulding manufacturing, must solve three problems: system accuracy, dosing, pressing mode, wherein the most a difficult problem be exactly dosing.The viscosity of magnetic powder material is very large, the order number of adding powder particle high (from the rubidium iron boron magnetic powder of Japanese import can be tiny to particle diameter 3 μ m only), tend to form bulk, be unfavorable for carrying out processing and forming.The magnetic press all was hand stock in the past, can not realize automated manner.The so-called automatic Powder moulding press of Germany's import can not the production large tracts of land or the magnetic patch of thicker shape, because what adopt is volumetric method, can not be quantitatively accurate, and magnetic becomes piece, do not pulverize evenly, and easily there is the space finished product inside.
Chinese invention patent application prospectus (CN101486096A) discloses a kind of oil press for automatically moulding rare-earth magnetic powder, it is by sending feed system, moulding compact system, reclaimer system and electric control system to be formed, send and be the isosceles triangle connection between feed system, moulding compact system, the reclaimer system organism frame, shell transparent organic glass material seal, inner mutually perforation, and the oxygen content detector is housed, rare-earth magnetic process operation process can be in the complete airtight inert protective gas environment carry out; Send feeding to supply automatically that magnetic (field) oriented coils in powder, the moulding compact system die assembly, automatic die are lubricated, clout removes and the full automatic PLC control system of low oxygen concentration.Rare-earth magnetic powder magnetic axle height uniaxial orientation and high-quality at full-automation, high accuracy, reliability and the product of the whole production process of compacting have been guaranteed.But the document also only is the structure of having introduced very simply device, for solving three problems: system accuracy, dosing, pressing mode is not done accurate and rigorous elaboration in the literary composition.
Summary of the invention
The object of the present invention is to provide a kind of batch plant of full-automatic magnetic powder molding press, it mainly is used as the making of magnetic patch, realizes automatic precision moulding manufacturing, resolution system precision, dosing, three subject matters such as pressing mode.
For achieving the above object, the present invention realizes like this.
A kind of batch plant of full-automatic magnetic powder molding press is characterized in that: it is made of bellows, barrel, vibrating spear, adapter, reducing mechanism and weighing charging device; Wherein: the barrel end opening connects bellows, connects the flour device under the mouth of pipe, again by taking over the weigh hopper material receiving port of aiming at the weighing charging device, vibrating spear subtend barrel downside; Described flour device is made of oscillator 1, powder box, material blanking tube, lower butterfly valve, upper butterfly valve, transition storing pipe, sensor, loose powder device, cylinder 1, cylinder 2, move both vertically flour rake and horizontal movement flour rake; Take under the described upper butterfly valve and cross the storing pipe, connect again lower butterfly valve, assembling loose powder device on the lower butterfly valve, the butterfly valve end opening docks powder box by material blanking tube, in powder box, move both vertically flour rake and horizontal movement flour rake each one, two rakes connect separately cylinder 1 and 2, two cylinders of cylinder are installed on the powder box top cover, the powder box bottom is connected with oscillator 1, and sensor is imbedded in the transition storing pipe near tip position.
The batch plant of described full-automatic magnetic powder molding press is characterized in that: the weighing charging device in the described batch plant is made of feeding oil cylinder, contiguous block, cylinder fixed mount, supporting plate, guide cylinder, pressure sensor (example employing electronic scale), connector, weigh hopper, support 1, set bolt, material receiving tube, feed box inner bag, oscillator 2, feed box frame and delivery sheet; Described pressure sensor is fixed on the supporting plate, the supporting plate rear portion is equipped with the cylinder fixed mount and is used for fixing connection guide cylinder fixed point, weigh hopper front side fulcrum and support 1 join, rear side fulcrum and connector join, connector is connected with air cylinder tie rod, the cylinder initial contraction is so that weigh hopper is seated in weighing on the pressure sensor, cylinder extends so that hopper upset feeding, magnetic arrives the feed box inner bag by material receiving tube, the feed box inner bag floats and is fixed in the feed box frame, picks flitch under the feed box frame, and the charge door of delivery sheet is aimed at magazine inner bag feed opening, in feed box frame front portion oscillator 2 is housed, the rear portion connects feeding oil cylinder.
The batch plant of described full-automatic magnetic powder molding press is characterized in that: the weighing charging device in the described batch plant by feeding oil cylinder, contiguous block, supporting plate pressure sensor, rotary cylinder, crank arm, press strip, weigh hopper 2, rotating shaft, support 2, set bolt, material receiving tube, feed box inner bag, oscillator 2, feed box frame and delivery sheet consist of; Described pressure sensor is fixed on the supporting plate, support 2 symmetries are fixed on the both sides of supporting plate front portion, support is passed in rotating shaft, connect rotary cylinder in the rotating shaft outside support one side, crank arm for two and be connected with rotating shaft along weigh hopper 2 sides, during the hook on the both sides of weigh hopper embeds and cranks arm, upper covering press strip slip-off preventing; Rotary cylinder makes weigh hopper 2 upset feedings, magnetic arrives the feed box inner bag by material receiving tube, the feed box inner bag floats and is fixed in the feed box frame, pick flitch under the feed box frame, the charge door of delivery sheet is aimed at magazine inner bag feed opening, in feed box frame front portion oscillator 2 is housed, the rear portion connects feeding oil cylinder.
Description of drawings
Fig. 1-1,1-2 are overall structure schematic diagrames of the present invention.
Fig. 2-1,2-2 are the structural representations of mid frame of the present invention.
Fig. 3 is the structural representation of mould bases among the present invention.
Fig. 4-the 1st, the structural representation of batch plant among the present invention.
Fig. 4-the 2nd, the structural representation of reducing mechanism in the batch plant of the present invention.
Fig. 4-the 3rd, a kind of structural representation of weighing charging device in the batch plant of the present invention.
Fig. 4-the 4th, the structural representation of another kind of weighing charging device in the batch plant of the present invention.
Fig. 5-the 1st, the structural representation of coil of the present invention.
Fig. 5-the 2nd, the A-A direction cutaway view of Fig. 5.
Fig. 6 is the structural representation of sealing among the present invention.
Fig. 7-the 1st, the structure chart of electric control circuit in the control system of the present invention.
Fig. 7-the 2nd, the structure chart of hydraulic circuit in the control system of the present invention.
Fig. 7-the 3rd, the structure chart of pneumatic circuit in the control system of the present invention.
Fig. 8 is the operation process schematic diagram of full-automatic magnetic powder molding press of the present invention.
The specific embodiment
See also above-mentioned accompanying drawing, it discloses a kind of full-automatic magnetic powder molding press.As shown in the figure: it by frame 2, mould bases 3, batch plant 4, coil 5, seal 6 and control system 7 form.
Shown in Fig. 2-1,2-2, frame 2 is four rod structures: top cushion block 208 stands in the middle of lower shoe 203 and the upper plate 209 on four root posts 204, passes column with quadruplet bolt pair 210 and their are connected and is fixed on the base 201 of steel Member Welding one-tenth; Magnetic conductive board 206 is equipped with in upper plate 209,203 both sides of lower shoe; Hang oneself at lower shoe 203 and to load oil cylinder 202 and lower magnetic railings ruler 216, install oil cylinder 212 and upper magnetic railings ruler 211 at upper plate 209; Upper cylinder 212 push rods connect seaming chuck 213, and lower oil cylinder 202 push rods connect push-down head 215; Symmetric position is fixed with coil cartridge 207 in the middle of two magnetic conductive boards 206; Back bracket 217 adopts aluminium alloy extrusions to build, and fixes with upper plate 209, lower shoe 203; Press upper plate 209,203 rear flank of lower shoe face connection table box bracket 205 are connecting electric cabinet support 214 to the avris front.
2 pairs of Whole Equipment Accuracies of frame are that the depth of parallelism of 203 of upper plate 209 and lower shoes guarantees, the present invention requires that not only upper plate 209, lower shoe 203 are carried out super grinding processing and guarantees the depth of parallelism, and at column 204 design adding cushion blocks 208, in assembling process, reach four posts by the height of revising cushion block contour.
As shown in Figure 3, mould bases 3 is two four moving guide pillar structures: end template 303, middle template 312, cope match-plate pattern 310 links together by quadruplet guide pillar bearing pair A 307, the guide pillar top connects in twos with fixed cover 309, cope match-plate pattern 310 bottom attaching formpiston fixed blocks 308, middle template 312 is passed end template 303 with lower bolster 301 by quadruplet guide pillar bearing pair B 313 and is linked together, end template 303 is connected with a pair of mould bases seat 302, two isometry blocks 311 are fixed in position between middle template 312 two bearings pairs, guide plate support 304 from rear side with template 312 be connected, guide plate 305 is installed on guide plate support and the isometry block, and a cover line slideway auxiliary 306 is respectively installed on the guide plate both sides.
Shown in Fig. 4-1, batch plant 4 is to connect bellows 401 by barrel 402 end openings, connects flour device 4a under the mouth of pipe, again by taking over the weigh hopper material receiving port of 404 aligning weighing charging device 4b, vibrating spear 403 subtend barrel downsides.
Shown in Fig. 4-2, the flour device 4a in the batch plant 4 is made of oscillator 1 4a01, powder box 4a02, material blanking tube 4a03, lower butterfly valve 4a04, upper butterfly valve 4a05, transition storing pipe 4a06, sensor 4a07, loose powder device 4a08, cylinder 1 4a09, cylinder 2 4a10, move both vertically flour rake 4a11 and horizontal movement flour rake 4a12; Take under the described upper butterfly valve 4a05 and cross storing pipe 4a06, meet again lower butterfly valve 4a04, assembling loose powder device 4a08 on the lower butterfly valve, the butterfly valve end opening is by material blanking tube 4a03 docking powder box 4a02, in powder box, move both vertically flour rake 4a11 and horizontal movement flour rake 4a12 each one, two rakes connect cylinder 1 4a09 and cylinder 2 4a10 separately, two cylinders are installed on the powder box top cover, the powder box bottom is connected with oscillator 1 4a01, and sensor 4a07 imbeds in the transition storing pipe near tip position.
Because the particle tiny (the only 3 μ m that have) of rare-earth magnetic, viscosity is high, and easily caking is very unfavorable to the processing and forming that the sintering magnetic patch is made, and therefore, is also using artificial feed way widely at present.Realize automatically producing the rare earth magnetic patch, at first will solve the reinforced problem of magnetic, namely want first so that magnetic is not bonded when injecting die cavity.Apparatus of the present invention are just from this two aspects.
At first, magnetic is just pressed adhesion because of action of gravitation when large capacity barrel stores, in the time of carrying by pipeline, will beat barrel.Enter conveyance conduit because magnetic is agglomerating, bulk, be difficult for flowing, therefore, this patent uses the mode of playing to design the loose powder device.Loose powder device and butterfly valve hinge are installed together, and stir the magnetic in the pipeline along with the switching of butterfly valve, and it is pitched.
Secondly, the magnetic that only pitches also only becomes little piece, bulk from bulk or bulk, reach accurate weighing and compacting must be processed into the flour shape, so the present invention takes this to smash, the mode of sledge, three combinations of shake pine solves.Apparatus of the present invention place powder box on the oscillator, in powder box, be equipped with move both vertically and the rake of horizontal movement each one, vertical rake ailhead becomes many rows, multirow formula, horizontal rake becomes pectination type, all carries out high-speed motion by the air cylinder driven that connects.When powder agglomates enters powder box, be given a shock and cracked, the while is gone to first under the rake of vertical effect under vibration drives, and is repeatedly impacted, and then is subject to again the combing effect of horizontal rake.So just can be reduced into powdery to the magnetic of bonding, and the thrust of being vibrated is shifted to bucket.
Shown in Fig. 4-3, the weighing charging device 4b(propelling movement type in the batch plant 4) consisted of by feeding oil cylinder 4b101, contiguous block 4b102, cylinder fixed mount 4b103, supporting plate 4b104, guide cylinder 4b105, pressure sensor 4b106, connector 4b107, weigh hopper 4b108, support 14b109, set bolt 4b110, material receiving tube 4b111, feed box inner bag 4b112, oscillator 2 4b113, feed box frame 4b114 and delivery sheet 4b115; Described pressure sensor 4b106 is fixed on the supporting plate 4b104, the supporting plate rear portion is equipped with cylinder fixed mount 4b103 and is used for fixing connection guide cylinder 4b105 fixed point, weigh hopper 4b108 front side fulcrum and support 1 4b109 join, rear side fulcrum and connector 4b107 join, connector is connected with air cylinder tie rod, the cylinder initial contraction is so that weigh hopper 4b108 is seated in weighing on the pressure sensor, cylinder extends so that hopper upset feeding, magnetic is by material receiving tube 406 to feed box inner bag 4b112, the feed box inner bag floats and is fixed in the feed box frame 4b114, pick flitch 4b115 under the feed box frame, the charge door of delivery sheet is aimed at magazine inner bag feed opening, in feed box frame front portion oscillator 2 4b113 are housed, the rear portion connects feeding oil cylinder 4b101.
Shown in Fig. 4-4, it is a kind of rotary weighing charging device, with the difference of propelling movement type only in upset feeding part, other parts are consistent.Two support 2 4b206 symmetries are fixed on the both sides of supporting plate front portion, rotating shaft 4b205 passes support, connect rotary cylinder 4b201 in the rotating shaft outside support one side, two 4b202 that crank arm are connected with rotating shaft along weigh hopper 2 4b204 are other, during the hook on the both sides of weigh hopper embeds and cranks arm, upper covering press strip 4b203 slip-off preventing.
The magnetic of sending into from the flour device is through weighing, meet the requirements of weight after, promote hopper by cylinder, powder is delivered to feed box, and then oil cylinder pushing magazine assembly moves towards mould, and makes delivery sheet reciprocating in former mouth position, oscillator work is toppled over totally the powder of storage simultaneously.
Shown in Fig. 5-1-, 5-2, described coil 5 is made of terminal plate 501, wiring pile crown 502, cable 503, insulation board 504, coil 505, cover plate 506, sealing ring 507, screw 508 and housing 509; After forming coil groups, 505 serial connections of described housing 509 insulation liner plates 504 Disk formula coils are enclosed within on the housing axis, coil groups is connected to by cable 503 on the wiring pile crown 502 of terminal plate 501, buries sealing ring 507 underground in the housing upper limb groove, and cover plate 506 is connected with housing by screw 508.
As shown in Figure 6, described sealing is sheet metal member for sealing press, and it is made of front shrouding 601, door handle 602, front window 603, left shrouding 604, rear shrouding 605, side window 606, integrated interface box 607, right shrouding 608; Setting-in front window 603 in the middle of the front shrouding 601, after seal and respectively be embedded with side window 606 in the middle of 605 two sides, front window 603 by door handle 602 be connected with front shrouding 601, side window 606 by door handle 602 with after seal 605 and be connected, and arrange that integrated interface box 607 is arranged, left shrouding 604 and right shrouding 608 symmetries in both sides.This effect of sealing is the air-tight state of guaranteeing processing environment, in the processing, reaches anaerobic state in the whole press forms behind inflated with nitrogen.
Control system among the present invention is comprised of electric control circuit (seeing Fig. 7-1), hydraulic circuit (seeing Fig. 7-2) and pneumatic circuit (seeing Fig. 7-3) three parts.
Shown in Fig. 7-1, electric control circuit is mainly by touch control flow 707, PLC industrial controlled machine 703(such as mitsubishi FX2N-32MT), solid-state relay driver module 701, solid-state relay driver module 702, A/D modular converter 704, such as mitsubishi FX2N-12AD, D/A modular converter 705(such as mitsubishi FX2N-2DA) and communication module 706(such as the FX1N-232-BD of Mitsubishi) form.Touch control flow 707 shows job state and measurement data, play system command issue effect, it is connected with communication modes with PLC industrial controlled machine 703, stay establishment in the PLC industrial controlled machine 703 specific control program is arranged, accept instruction that touch control flow 707 transmits and from the external signal of port Y8 to Y15 with the Y31 feedback, control the operation element of hydraulic circuit and pneumatic circuit by driver module 701 and driver module 702, instigate system according to the program operation of setting.
Such as Fig. 7-2, the petrol station L21(of hydraulic circuit is 105) upper pressure pipe road access gross pressure table P1, its data transfer is to the CH7 port of A/D module 704; Tell three branch roads by flowmeter V is parallel, control respectively upper cylinder L11(namely 212), lower oil cylinder L12(namely 202), feeding oil cylinder L13(is 4b101) part, the data transfer of flowmeter is to the CH4 port of A/D module 704.At upper cylinder L11(namely 212) the hydraulic control part: upper pressure pipe road passing ratio valve SOL C1 holds to the P of bidirectional electromagnetic valve SOL Y1-Y2, its T termination return line, A end pipe meets check valve L14, the reduction of fractions to a common denominator meets balanced valve SOL C2 and check valve L15 repeatedly, and latter two device is linked upper cylinder L11(namely 212 after three general pipeline merger) the A end, and on this pipeline cut-in pressure table P2, its data transfer is to the CH8 port of A/D module 704; Upper cylinder L11(namely 212) B end pipe meets check valve L16, and cut-in pressure table P3 on this pipeline accesses the B end of bidirectional electromagnetic valve SOL Y1-Y2 again, and the P3 data transfer is to the CH9 port of A/D module 704.At lower oil cylinder L12(namely 202) the hydraulic control part: upper pressure pipe road is connected to the P end of bidirectional electromagnetic valve SOL Y3-Y4, its T end passing ratio valve SOL C3 takes back the stream pipeline, A end pipe meets check valve L17, pipeline connection is 202 to lower oil cylinder L12(again) the A end, and on this pipeline cut-in pressure table P4, its data transfer is to the CH10 port of A/D module 704; Lower oil cylinder L12(namely 202) B end pipe meets check valve L18, and cut-in pressure table P5 on this pipeline accesses the B end of bidirectional electromagnetic valve SOL Y3-Y4 again, and the P5 data transfer is to the CH11 port of A/D module 704.Feeding oil cylinder L13(is 4b101) the hydraulic control part: upper pressure pipe road is connected to choke valve SOL C4, pipe is received the P end of bidirectional electromagnetic valve SOL Y5-Y6 again, cut-in pressure table P6 on this pipeline, the side a and b of bidirectional electromagnetic valve SOL Y5-Y6 is 4b101 with feeding oil cylinder L13(respectively) the side a and b pipe connects, its T termination return line, the P6 data transfer is to the CH12 port of A/D module 704.Return line access petrol station L21(is 105), it is 105 that temperature monitoring Pt measures petrol station L21() interior oil temperature, its data transfer is to the CH3 port of A/D module 704.
Shown in Fig. 7-3, what pneumatic circuit adopted is the nitrogen source of the gas, by the outside supply of press.Divide three tunnel, one tunnel passing ratio valve SOL S1 to arrive barrel after entering the press mouth of pipe; Another road process ball valve L1 is to press cabin body, and placement oxygen content detector OTC monitoring cabin body oxygen content in air, and its data transfer is to the CH2 port of A/D module 704; Also have one the tunnel through cleaner L2, proportioning valve SOL S2 and oil water separator L3 are divided into six the tunnel, 1. the road is linked vibration by magnetic valve SOL T1 and is beaten L4(namely 403), 2. to link cylinder 1 L5(by magnetic valve SOL T2 be 4a09 on the road) and cylinder 2 L6(be 4a10), 3. to link guide cylinder L7(by magnetic valve SOL T3 be 4b105 on the road), be 4. to link oscillator 2 L8(by magnetic valve SOL T4 4b113 on the road? (Fig. 4-3 not shown in the figures, 7-3)), 5. to link upper butterfly valve L9(by magnetic valve SOL T5 be 4a04 on the road), 6. to link lower butterfly valve L10(by magnetic valve SOL T6 be 4a05 on the road); Be connected to Pressure gauge P7 the inlet manifold, its data transfer is to the CH1 port of A/D module 704.
Please further combined with consulting Fig. 1-1,1-2, as shown in the figure: the whole combination of magnetic press is from frame 2, and mould bases seat 302 is on lower shoe 203; Lower bolster 301 is connected with lower magnetic railings ruler 216; Cope match-plate pattern 310 is connected with upper magnetic railings ruler 211 with seaming chuck 213; The delivery sheet 4b115 of weighing charging device 4b is connected with line slideway auxiliary 306; Flour device 4a is fixed in back bracket 217 middle parts; Vibrating spear 403 and barrel 404 are installed in back bracket 217 tops of frame 2; Coil 5 is enclosed within on the coil cartridge 207, upper plate 209 with seal 605 after the back side of lower shoe 203 is connected, shrouding 601 before the front connects, both sides connect left and right shrouding 604,608; Control on the swinging mounting 111 that case 110 is fixed in electric cabinet 112; Electric cabinet 112 is connected with electric cabinet support 214 on the frame 2, and dial plate case 102 is connected with table box bracket 205 on the frame 2; Petrol station 105 is fixed on bottom, frame 2 back; Upper control integration assembly 103 is installed in upper plate 209 limit rear sides; Lower control integration assembly 109 is fixed in centre position, frame 2 bottom; Upper integrated package 118 is fixed on upper plate 209 limit rear sides; Lower integrated package 116 is fixed on lower shoe 203 limit rear sides; Upper and lower integrated package 118,116 connected pipes 117; Petrol station 105 is connected to lower control integration assembly 109 by consistent lubricant pipe 1 114, connects consistent lubricant pipe 1 114 to lower oil cylinder 202 from lower control integration assembly 109, connects consistent lubricant pipe 2 115 to lower integrated package 116; Connect consistent lubricant pipe 3 to upper cylinder 212 from upper integrated package 118; Pneumatic integrated package case 108 is installed in frame back bracket 217 rear sides; Seal the integrated interface box 607 on 605 after the gas circuit of pneumatic integrated package is linked, link again flour device 4a and material weighing feeder 4b; Electric cabinet 112 connects control cables 106 to petrol station 105, pneumatic integrated package case 108, upper control integration assembly 103, lower control integration assembly 109; Feeding oil cylinder 4b101 in upper cylinder 212, lower oil cylinder 202, petrol station 105 and batch plant 4 respectively picks out measurement oil pipe 101 to dial plate case 102 interior corresponding dial plates; The control cable 107 of controlling case 110 is connected to electric cabinet 112.
As shown in Figure 8, the operation process of full-automatic magnetic powder molding press of the present invention comprises the steps, below is described respectively.
1, prepare: the ancillary equipment that checks the magnetic press during startup connects, manual unlocking L1 ball valve and connection press power supply, open peripheral nitrogen supply (NS) device and cooling water supply facility, then after touch-screen carries out the work in every setting parameter, click and start, command signal makes the Y22 port high level output of PLC 703, open OCT oxygen content tester by driver module 702, the Y6 port high level output of PLC 703,701 control SOL_S1 open by driver module, to barrel 402 air feed, the Y7 port high level output of PLC 703, SOL_S2 open by driver module 701 control, nitrogen by air cleaner L2 and oil water separator L3 to the pneumatic circuit air feed, the Y23 port high level output of PLC 703 simultaneously, starting petrol station L21(by driver module 702 is 105) work, system is added to setting pressure.At this moment, nitrogen supply gas pressure P7, press cabin body oxygen content OCT, oil liquid temperature Pt, flow system flow V, system oil pressure P1 parameter collect respectively CH1, CH2, CH3, CH4 and the CH7 port of A/D module 704, send into again PLC 703, system control program is judged the condition of press running environment with this, to guarantee normal operation.
2, Vibrated baiting: after press meets normal running (operation) conditions, the Y4 port high level output of PLC 703,701 control SOL_T5 open by driver module, and upper butterfly valve 4a05 opens; Simultaneously, the Y0 port high level output of PLC, SOL_T1 open by driver module 701 control, and vibrating spear 403 starts, so that after barrel 402 outer walls were impacted, the powder of storage dropped in the transition storing pipe 4a06; When the powder amount in the transition storing pipe 4a06 reached requirement, sensor 4a07 sent signal 4a07/S to the Y8 port of PLC, and then the Y4 port low level output of PLC 703 is controlled SOL_T5 by driver module 701 and resetted, and upper butterfly valve 4a05 closes; Then the Y5 port high level output of PLC 703 is controlled SOL_T6 by driver module 701 and is opened, and lower butterfly valve 4a04 opens, and drives loose powder device 4a08 and stirs, and forces the storage powder to drop in the powder box 4a02 by material blanking tube 4a03.Upper butterfly valve 4a05 status signal L9/S delivers to the Y11 port of PLC 703, and lower butterfly valve 4a05 status signal L10/S delivers to the Y12 port of PLC 703, and programme-control two valves interlockings is opened down on namely and closed opening down and closing up.
3, comminution of material: behind the lower butterfly valve 4a05 time-delay closing, the Y26 port high level output of PLC 703, start by driver module 702 control generators 1 4a01, the Y1 port output cyclical signal of PLC 703, doing the gap by driver module 701 control SOL_T2 opens and closes, the stretching motion so that cylinder 1 4a09 and cylinder 2 4a10 hocket, at this moment, powder is subject to oscillator 1 4a01 up and down and the vertical extruding of cylinder 1 4a09 and the horizontal combing of cylinder 2 4a10 are passed through in the effect of propulsive force, is sent to Weighing apparatus 4b after replying former ultra-fine grain state.
4, weighing: the present invention illustrates the progress of work as an example of propelling movement type Weighing apparatus 4b1 example.Powder after the pulverizing is sent in the process of weigh hopper 4b108, the Y27 port high level output of PLC 703, starting pressure sensor 4b106(example employing electronic scale) carries out weighing, the weighing data are delivered to the communication data receiving terminal D port that is delivered to PLC 703 behind 232 communication modules by the RS232 port of pressure sensor 4b106, when programmed decision reaches setting value to scale powder amount, the Y1 of PLC 703 and Y26 port low level output, the powder weighing is finished in the work of failure of oscillations device 1 4a01, cylinder 1 4a09 and cylinder 2 4a10.
5, reinforced: manual adjustments choke valve SOL C4, so that the pressure of P6 requirement up to specification (this is set in the equipment debugging and finishes, and need not in the work to regulate again, and the pressure measuring value of P6 sends PLC 703 to by the CH12 port translation of A/D module 704); The Y25 port output high level signal of PLC 703,702 control SOL_C3 open by driver module, the Y19 port output high level signal of PLC 703,702 control SOL_Y4 open by driver module, lower oil cylinder L12(namely 202) drive lower magnetic railings ruler L20(namely 216) begin to rise, and the promotion mould rises, lower magnetic railings ruler L20(namely 216) measured value deliver to the CH6 of A/D module 704, when arriving charging position, the Y19 of PLC 703, Y25 port output low level signal, lower oil cylinder L12(are 202) stop; After finishing the powder weighing, the Y2 port output high level signal of PLC 703,701 control SOL_T3 open by driver module, guide cylinder 4b105 promotes the weigh hopper upset and arrives the L7/S2 position from the L7/S1 position, powder is by in the material receiving tube 406 to feed box inner bag 4b112, after the time-delay, the Y2 port output low level signal of PLC 703, guide cylinder 4b105 resets to the L7/S1 position; Immediately, the Y20 port of PLC 703 output high level signal, by driver module 702 control magnetic valve SOL_Y5 actions, feeding oil cylinder L13(is 4b101) the propelling movement motion goes out to show effect from starting point L13/S1 position; When charge door arrives mould mouth position, the Y3 port output high level signal of PLC 703,701 control SOL_T4 open by driver module, oscillator 2 L8(are 4b113) work, knock feed box frame 4b114, so that the powder in the magazine is poured in the film chamber, simultaneously, the sensor L13/S3 signal that puts in place is sent to the CH15 port of PLC 703, programmed instruction Y20 port output low level signal, magnetic valve SOL_Y5 resets, Y21 port output high level signal, by driver module 702 control magnetic valve SOL_Y6 actions, feeding oil cylinder L13(is 4b101) rollback, when arriving sensor L13/S2 position, the signal that puts in place is sent to the Y14 port of PLC 703, programmed instruction Y20 port output high level signal, magnetic valve SOL_Y5 action, Y21 port output low level signal, magnetic valve SOL_Y6 resets, feeding oil cylinder moves ahead again, so feeding oil cylinder L13(is 4b101) between L13/S2 and L13/S3 position back and forth repeatedly after, return to initial L13/S1 position, the Y3 of PLC 703, Y20, the Y21 port all keeps output low level, the device work of feeding part all resets, and waits for next time instruction.
6, upper cylinder half is descending: finish reinforced after, the Y24 port output high level signal of PLC 703,702 control SOL_C1 open by driver module, the Y16 port output high level signal of PLC 703, SOL_Y1 open by driver module 702 control, and upper cylinder L11(namely 212) the upper magnetic railings ruler L19(of drives is 211) begin descending; Upper cylinder L11(namely 212) B end pressure P3 measured value be sent to the CH9 end of A/D module 704, A end pressure P2 measured value is sent to the CH8 end of A/D module 704, after data communication device is crossed PLC 703 processing judgements, bring in adjusting proportioning valve SOL_C1 through the CH1 of D/A module 705, the control flow is with control upper cylinder L11(namely 212) A, the required pressure in B two ends, with control upper cylinder L11(namely 212) decrease speed; Pilot operated valve device L14 in the loop, the L16 driving that interacts, balanced valve SOL_C2 is manually debugging, produces back pressure when descending with pilot operated valve device L15, unlikely upper cylinder L11(namely 212) descend rapidly.
7, the compacting of floating: upper magnetic railings ruler L19(namely 211) distance value of measuring operation is sent to the CH5 end of A/D module 704, when upper cylinder L11(is 212) when going downwards to the matched moulds position, the Y25 port output high level signal of PLC 703,702 control SOL_C3 open by driver module, the Y19 port of PLC 703 output high level signal, 702 control SOL_Y4 open by driver module, lower oil cylinder L12(namely 202) drive lower magnetic railings ruler L20(namely 216) beginning is up; Lower oil cylinder L12(namely 202) B end pressure P4 measured value be sent to the CH10 end of A/D module 704, A end pressure P5 measured value is sent to the CH11 end of A/D module 704, after data communication device is crossed PLC 703 processing judgements, bringing in adjusting proportioning valve SOL_C3 with the control flow through the CH2 of D/A module 705, is 202 by regulating lower oil cylinder L12() back pressure at B two ends comes control rate when rising; Pilot operated valve device L17 in the loop, the L18 driving that interacts; Instantly oil cylinder L12(is 202) when rising to the matched moulds position, PLC 703 brings in through the CH1 of D/A module 705 and regulates proportioning valve SOL_C1, and bring in through the CH2 of D/A module 705 and to regulate proportioning valve SOL_C3, so that P3, P5 keep suitable pressure, to the compacting of floating of the material in the die cavity.
8, magnetization pressurize: when floating compacting, command signal makes the Y28 port high level output of PLC 703, by driver module 702 control D.C. magnetic field power supplys coil 5 is powered, coil 5 produces magnetic field the magnetic in the die cavity is orientated, after keeping a period of time, the Y28 port translation of PLC 703 is low level, and the D.C. magnetic field power supply stops to coil power supply, and magnetization finishes.
9, the demagnetization demoulding: after finishing magnetization a period of time, the Y29 port high level output of PLC 703, the D.C. magnetic field power supply is to coil 5 power supplies, magnetic in the die cavity is demagnetized, after demagnetization finished, the Y29 port recovered low level, and the D.C. magnetic field power supply stops to coil power supply; Immediately, the Y16 port output low level signal of PLC 703 is closed SOL_Y1, Y17 port output high level signal, and 702 control SOL_Y2 open by driver module, upper cylinder L11(is 212) rise, return to initial position; Simultaneously, the Y19 port output low level signal of PLC 703 is closed SOL_Y4, the Y18 port of PLC 703 output high level signal, and 702 control SOL_Y3 open by driver module, and lower oil cylinder L12(namely 202 drops to initial position.
10, automatic material taking: automatic fetching device is non-system peripherals device of the present invention, to realize the automation of a whole set of production technology, is subject to the interlock control of this device; After finishing magnetic powder material compressing, send high level signal by the Y30 port of PLC 703 and start automatic fetching device work, finish automatic material taking, put a series of subsequent processes such as pile and propelling movement.
The Y31 port of safety: PLC 703 connects scram button, when the system failure or when meeting accident, after pressing scram button, the interior startup in the security procedure of PLC703, make rapidly intrasystem all working parts stop the state of sending out in sight, control changes manual state over to, can carry out manually and progressively remove, debugging or system reset etc.
In addition, realize that full-automatic magnetic powder moulding not only needs press, also need periphery configure nitrogen supply (NS) device, cooling water supply unit, D.C. magnetic field power supply and automatic fetching device.
Being preferred embodiment of the present invention only in sum, is not to limit practical range of the present invention.Be that all equivalences of doing according to the content of the present patent application claim change and modification, all should be technology category of the present invention.

Claims (3)

1. the batch plant of a full-automatic magnetic powder molding press is characterized in that: it by bellows (401), barrel (402), vibrating spear (403), take over (404), flour device (4a) and weighing charging device (4b) formation; Wherein: barrel (402) end opening connects bellows (401), connects flour device (4a) under the mouth of pipe, aims at the weigh hopper material receiving port of weighing charging device (4b) by taking over (404), vibrating spear (403) subtend barrel (402) downside again; Described flour device (4a) is by oscillator 1(4a01), powder box (4a02), material blanking tube (4a03), lower butterfly valve (4a04), upper butterfly valve (4a05), transition storing pipe (4a06), sensor (4a07), loose powder device (4a08), cylinder 1(4a09), cylinder 2(4a10), move both vertically flour rake (4a11) and horizontal movement flour rake (4a12) consist of; Take under the described upper butterfly valve (4a05) and cross storing pipe (4a06), connect again lower butterfly valve (4a04), assembling loose powder device (4a08) on the lower butterfly valve, the butterfly valve end opening is by material blanking tube (4a03) docking powder box (4a02), in powder box, move both vertically flour rake (4a11) and horizontal movement flour rake (4a12) each one, two rakes connect cylinder 1(4a09 separately) and cylinder 2(4a10), two cylinders are installed on the powder box top cover, powder box bottom and oscillator 1(4a01) be connected, sensor (4a07) is imbedded in the transition storing pipe near tip position.
2. the batch plant of full-automatic magnetic powder molding press according to claim 1, it is characterized in that: the weighing charging device (4b) in the described batch plant (4) is by feeding oil cylinder (4b101), contiguous block (4b102), cylinder fixed mount (4b103), supporting plate (4b104), guide cylinder (4b105), pressure sensor (4b106), connector (4b107), weigh hopper (4b108), support 1(4b109), set bolt (4b110), material receiving tube (4b111), feed box inner bag (4b112), oscillator 2(4b113), feed box frame (4b114) and delivery sheet (4b115) consist of; Described pressure sensor (4b106) is fixed on the supporting plate (4b104), the supporting plate rear portion is equipped with cylinder fixed mount (4b103) and is used for fixing connection guide cylinder (4b105) fixed point, weigh hopper (4b108) front side fulcrum and support 1(4b109) join, rear side fulcrum and connector (4b107) join, connector is connected with air cylinder tie rod, the cylinder initial contraction is so that weigh hopper (4b108) is seated in weighing on the pressure sensor, cylinder extends so that weigh hopper upset feeding, magnetic arrives feed box inner bag (4b112) by material receiving tube (4b111), the feed box inner bag floats, and to be fixed on feed box frame (4b114) inner, pick flitch (4b115) under the feed box frame, the charge door of delivery sheet is aimed at magazine inner bag feed opening, in feed box frame front portion oscillator 2(4b113 is housed), the rear portion connects feeding oil cylinder (4b101).
3. the batch plant of full-automatic magnetic powder molding press according to claim 1, it is characterized in that: the weighing charging device (4b) in the described batch plant (4) is by feeding oil cylinder (4b101), contiguous block (4b102), supporting plate (4b104), pressure sensor (4b106), rotary cylinder (4b201), (4b202) cranks arm, press strip (4b203), weigh hopper 2(4b204), rotating shaft (4b205), support 2(4b206), set bolt (4b110), material receiving tube (4b111), feed box inner bag (4b112), oscillator 2(4b113), feed box frame (4b114) and delivery sheet (4b115) consist of; Described pressure sensor (4b106) is fixed on the supporting plate (4b104), support 2(4b206) symmetry is fixed on the both sides of supporting plate front portion, support is passed in rotating shaft (4b205), connect rotary cylinder (4b201) in the rotating shaft outside support one side, two crank arm (4b202) are along weigh hopper 2(4b204) other be connected with rotating shaft, during the hook on the both sides of weigh hopper embeds and cranks arm, upper covering press strip (4b203) slip-off preventing; Rotary cylinder (4b201) makes weigh hopper 2(4b204) the upset feeding, magnetic arrives feed box inner bag (4b112) by material receiving tube (4b111), the feed box inner bag floats, and to be fixed on feed box frame (4b114) inner, pick flitch (4b115) under the feed box frame, the charge door of delivery sheet is aimed at magazine inner bag feed opening, in feed box frame front portion oscillator 2(4b113 is housed), the rear portion connects feeding oil cylinder (4b101).
CN 201110411479 2011-12-12 2011-12-12 Quantified material supplying device for full-automatic magnetic powder forming press CN102489702B (en)

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CN102416470B (en) * 2011-12-12 2013-07-31 上海平野磁气有限公司 Quantitative feeding device for full-automatic magnetic powder molding press
CN102513534B (en) * 2011-12-12 2013-07-31 上海平野磁气有限公司 Quantitative feeding device of fully-automatic magnetic powder forming press
CN104495411A (en) * 2014-11-13 2015-04-08 孔庆虹 Pneumatic feeding set
CN105618746B (en) * 2015-12-25 2019-05-17 洛阳金鹭硬质合金工具有限公司 A kind of device for automatically molding and its forming method of cemented carbides big product
CN106113569B (en) * 2016-08-18 2018-05-08 桂林电子科技大学 A kind of quantitative drawing-in device of rare-earth magnetic compacting automatic production line
CN108161015B (en) * 2016-08-25 2020-04-10 山东京越冶金科技有限公司 Metal powder metallurgy is reducing mechanism for automatic feeding device
CN106270502B (en) * 2016-09-07 2018-06-15 浙江易亲工业科技有限公司 A kind of metal powder metallurgy automatic charging, molding machine
CN110211795B (en) * 2019-06-10 2021-03-12 浙江鑫盛永磁科技有限公司 Processing technology for neodymium iron boron magnet

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JP4002162B2 (en) * 2002-10-15 2007-10-31 旭サナック株式会社 Powder coating apparatus and in-mold lubricating compacting apparatus
CN2737490Y (en) * 2004-09-15 2005-11-02 烟台海韵电子技术有限公司 Automatic charging and discharging device for magnetic field press
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CN102059821A (en) * 2009-11-13 2011-05-18 宁波科宁达工业有限公司 Automatic material weighing and loading system for press
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CN102513534B (en) * 2011-12-12 2013-07-31 上海平野磁气有限公司 Quantitative feeding device of fully-automatic magnetic powder forming press
CN102416470B (en) * 2011-12-12 2013-07-31 上海平野磁气有限公司 Quantitative feeding device for full-automatic magnetic powder molding press

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