CN102963547A - Automatic material distributing equipment for powdery metallurgical small material - Google Patents

Automatic material distributing equipment for powdery metallurgical small material Download PDF

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Publication number
CN102963547A
CN102963547A CN2012105081453A CN201210508145A CN102963547A CN 102963547 A CN102963547 A CN 102963547A CN 2012105081453 A CN2012105081453 A CN 2012105081453A CN 201210508145 A CN201210508145 A CN 201210508145A CN 102963547 A CN102963547 A CN 102963547A
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feeding
double
dust
roller
weighing
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CN2012105081453A
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CN102963547B (en
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韩刚
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Shijiazhuang Rongxin Science & Technology Co Ltd
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Shijiazhuang Rongxin Science & Technology Co Ltd
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Abstract

The invention discloses automatic distributing equipment for powdery metallurgical small material. The automatic distributing equipment comprises a bracket platform supported by upright columns, wherein double rows of material bins are arranged above the platform; dust collecting and filtering components are respectively mounted at the top ends of the material bins; micro double-spiral material feeding units are arranged under the material bins; a full-sealed type weighing barrel is arranged under material outlets of the micro double-spiral material feeding units; a C-shaped roller table is arranged below the full-sealed type weighing barrel; a position-movable transferring material barrel is placed on the C-shaped roller table; and the C-shaped roller table comprises conveying inlet roller table components, conveying main roller table components positioned at the conveying rear ends of the conveying inlet roller tables and perpendicular to the conveying direction of the conveying inlet roller tables, and conveying outlet roller table components arranged at the conveying rear ends of the conveying main roller table components and perpendicular to the conveying main roller table components. By adopting a C-shaped roller table barrel conveying device, the production efficiency is improved, the accuracy of a formula is guaranteed and the labor intensity of staff is lightened; and by adopting the micro double-spiral material feeding units and a material feeding stirrer, the problem of material arching is effectively solved and an effect of accurate material feeding is achieved.

Description

Partial metallurgy small powder Automatic batching equipment
Technical field
The present invention relates to a kind of partial metallurgy small powder Automatic batching equipment.
Background technology
Partial metallurgy small powder Automatic batching equipment is one to add the requisite equipment of small powder when being enclosed within parts such as making automobile, motor cycle engine internal gear in iron powder.Have following shortcoming when the partial metallurgy small powder is prepared burden at present: (1) existing partial metallurgy Automatic batching equipment raw material cabin is rounded arranging normally, at bin outlet the single tube feeding serew is installed, the outlet of spiral is brought together feeding in the following weighing hopper, the batching in filling a prescription.Then the material discharging that will weigh up after a period ot batching is finished mixes with a certain proportion of iron powder to the middle turning barrel of below, and the material that finally mixes removes to make the engine interior parts, and these blending processes all are artificial batchings, and a dead lift is wasted time and energy.(2) and the small powder of partial metallurgy all very special, some characteristic is very thin, and is very sliding, with the present bad control accuracy of single tube spiral blanking, the easy Peng Cang of some material can not feeding with spiral, and then precision can not be guaranteed, efficient also can reduce.(3) if encapsulation process is bad during to middle turning barrel discharging can produce very large dust for weighing hopper, make material that a certain amount of loss be arranged.Can produce dust when (4) raw material enters storage bin, cause loss of material if direct negative pressure exhausting can be taken material away.Based on this reason, the small powder of at present a lot of a lot of special characteristics of Powder Metallurgy Industry adopts the manual weighing, and some material is the health of harmful to human also, and efficient reduces again, can not realize normalisation.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of measuring accuracy height, loss of material is few and the automatic dispensing device of partial metallurgy small powder of high efficiency.
For solving the problems of the technologies described above, the technical solution used in the present invention is: the automatic dispensing device of a kind of partial metallurgy small powder, its gordian technique is: it comprises a rack platform, described rack platform is by upright supports, above platform, be provided with double feed bin, the filter assemblies that gathers dust is equipped with respectively on double feed bin top, below described feed bin, be provided with double micro-double-screw feeder group, below double micro-double-screw feeder group discharging opening, be provided with the all-sealed cylinder of weighing of a row, below the described all-sealed cylinder of weighing, be provided with C forming roll road, be placed with position-movable transfer charging basket in described C forming roll road.
Described C forming roll road by be conveyed into the roller-way assembly, be positioned at be conveyed into roller-way carry terminal and vertical with its throughput direction conveying master roller assembly and be located at carry the master roller component transfer terminal and perpendicular transfer out the roller-way module composition.
Described micro-double-screw feeder group comprises stir storehouse, the place is fixed with the feeding mixer at described stir storehouse, be provided with stirrer paddle at feeding mixer front end, the at a slow speed feeding minor spiral that below stirrer paddle, is provided with quick feeding king bolt and be arranged in parallel with this quick feeding king bolt, described at a slow speed feeding minor spiral is positioned at the below of quick feeding king bolt, described at a slow speed feeding minor spiral one end is communicated with quick feeding king bolt, and the other end is connected with the discharge nozzle that is arranged on quick feeding king bolt one side;
Described discharge nozzle sidewall is provided with pneumatic gate valve, and described pneumatic gate valve is connected with feeding minor spiral at a slow speed by connecting panel, and the valve plate of described pneumatic gate valve supports via the bracing frame that is fixed on the quick feeding king bolt; Be provided with shaftless square steel taenidium in the second spiral tube of described at a slow speed feeding minor spiral; Be provided with the tape spool helicallobe in the first spiral tube of described quick feeding king bolt.
It comprises all-sealed weighing bucket and the dust collection cover of being located at all-sealed weighing bucket outside described weighing-appliance, is provided with the passage that gathers dust that is connected for the negative pressure dust eliminating plant at described dust collection cover sidepiece; Described all-sealed weighing bucket comprises cylindrical shell, the cylindrical shell outside be provided with support channel-section steel, cylindrical shell internal upper part be provided with for the angle bar of weighing in advance, cylindrical shell in the bottom be provided with the sealing angle bar, the cylindrical shell lateral surface is provided with the double door device for discharging; Be provided with cantilever type weighing sensor in described support channel-section steel bottom, the cantilever type weighing sensor bottom is provided with the bracing frame for cantilever mounted beam type LOAD CELLS; The sealing baffle that described double door device for discharging comprises two telescopic cylinders being fixed on the cylindrical shell, drives via telescopic cylinder, the top of described sealing baffle be connected on the cylinder body outer wall and with the supporting setting of sealing baffle.
Further, the present invention also comprises dust arrester installation, described dust arrester installation comprises dust-precipitator, upcast ventilation pipe, middle airduct, lower air conduit and the filter assemblies that gathers dust, described dust-precipitator is arranged at a side of rack platform, described upcast ventilation pipe props up by upcast ventilation pipe and is set up on the rack platform, described middle airduct and lower air conduit are located on the rack platform by suspension bracket respectively, described upcast ventilation pipe is connected with the filter assemblies that gathers dust above the double feed bin, the outlet of described middle airduct is positioned at the top position of the middle part of the micro-double-screw feeder group of two rows, and described lower air conduit is connected with the all-sealed cylinder of weighing.
Be provided with the filter assemblies that gathers dust above the described double feed bin, this filter assemblies sidepiece that gathers dust is provided with a drum; The described filter assemblies that gathers dust comprises housing, is located at the filter core in the housing and the diaphragm valve of being located at the housing sidepiece, is provided with air outlet on the top of described housing, and described gas bag is communicated with diaphragm valve.
The every row of described double feed bin arranges three, and it comprises 4 large storage bins and 2 little storage bins; Trace double-screw feeder group also arranges two rows, every row all arranges 3; The described all-sealed cylinder of weighing arranges 3, and described transfer hopper arranges 1.In described large storage bin and little storage bin, be provided with blocking rotary type material level control meter.
The beneficial effect that adopts technique scheme to produce is: the present invention is by the improvement to metering section, use C shape roller-way to send barreled to be set to existing partial metallurgy small powder dispensing equipment and improved production efficiency, guaranteed that prescription accurately, alleviated staff labor intensity, improve working environment, avoided loss of material.The present invention has solved material Peng Cang by micro-double-screw feeder group and feeding mixer actv., the phenomenon of gravity flow, thus reached the effect of accurate feeding.The all-sealed cylinder of weighing of setting of the present invention is weighed accurately, and good sealing effect does not pollute the environment.The use of the filter assemblies that gathers dust of setting of the present invention has solved the material storage bin of packing into and has caused problem of environmental pollution, has solved the material of taking away when a plurality of storage bins gather dust simultaneously and has entered behind the dust arrester installation various materials and mix and become waste problems.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the birds-eye view of Fig. 1;
Fig. 4 is the structural representation of micro-double-screw feeder group;
Fig. 5 is the schematic perspective view of Fig. 4;
Fig. 6 is the structural representation of the all-sealed cylinder of weighing;
Fig. 7 is that scheme drawing is looked on the left side of Fig. 6;
Fig. 8 is the filter assemblies scheme drawing that gathers dust;
Fig. 9 is the schematic top plan view of Fig. 8;
Figure 10 is that scheme drawing is looked on the left side of Fig. 8;
Wherein, 1, transfer hopper; 2, the all-sealed cylinder of weighing, 2-1, bracing frame, 2-2, cantilever type weighing sensor, 2-3-1, angle bar, 2-3-2, support channel-section steel, 2-3-3, sealing angle bar, 2-3-4, sealing baffle, 2-3-5, telescopic cylinder, 2-3-6, cylindrical shell, 2-3-7, hopper wall vibrator, 2-4, dust collection cover, 2-5, the passage that gathers dust, 2-6, soft connection device; 3, gas bag; 4, micro-double-screw feeder group, 4-1, stir storehouse, 4-2, feeding mixer, 4-2-1, stirrer paddle, 4-3, quick feeding king bolt, 4-3-1, the first spiral tube, 4-3-2, tape spool helicallobe, 4-4, feeding minor spiral at a slow speed, 4-4-1, the second spiral tube, 4-4-2, shaftless square steel taenidium, 4-5, bearing, 4-6, pneumatic gate valve, 4-7, discharge nozzle, 4-8, connecting panel, 4-9, support; 5, blocking rotary type material level control meter; 6, column; 7, rack platform; 8, the filter assemblies that gathers dust, 8-1, diaphragm valve, 8-2, air outlet, 8-3, housing, 8-4, filter core connecting element, 8-5, filter core, 8-6, socket bolt, 8-7, cylindrical shell; 9, upcast ventilation pipe support; 10, upcast ventilation pipe; 11, middle airduct; 12, lower air conduit; 13, be conveyed into roller-way; 14, carry master roller; 15, transfer out roller-way; 16, dust-precipitator; 17, large storage bin; 18, little storage bin; 19, middle Air duct hanging bracket; 20, lower air conduit suspension bracket.
The specific embodiment
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
Referring to accompanying drawing 1,2,3, the present invention includes a rack platform 7, described rack platform 7 is by 6 columns 6 supports all around, above rack platform 7, be provided with two discharge bins, 4 large storage bins 17 wherein, 2 little storage bins 18, in large storage bin 17 and little storage bin 18, be equipped with for detection of blocking rotary type material level control meter 5(or be level detector), be provided with the micro-double-screw feeder group 4 of two rows below the described feed bin, every deploying cover arranges 3, the supporting all-sealed cylinder 2 of weighing of a row that is provided with below micro-double-screw feeder group 4 discharging openings, the all-sealed cylinder 2 of weighing arranges 3, below the described all-sealed cylinder 2 of weighing, be provided with C forming roll road, in described C forming roll road 1 position-movable transfer hopper 1 be installed.Here according to different batching requirements, the number of storage bin, micro-double helix 4 and all-sealed weighing bucket 2 can be carried out different adjustment, to adapt to the prescription requirement of different material.
Referring to accompanying drawing 3, described C forming roll road is by being conveyed into roller-way assembly 13, being positioned at and being conveyed into roller-way assembly 13 and carrying terminal and vertical with its throughput direction conveying master roller assembly 14 and be located at and carry the terminal and perpendicular roller-way assembly 15 that transfers out of master roller component transfer to consist of, that this three parts roller-way assembly forms is similar " C ' structure of type; below three roller-way assemblies, a plurality of proximity transducers can be set; can detect the position of transfer hopper like this, in order to move accordingly.C shape roller-way can make staff emptying bucket and operation of getting the bucket that prepares material on the roller-way, increases work efficiency.
Also comprise dust arrester installation, described dust arrester installation comprises dust-precipitator 16, filter assemblies 8 gathers dust, the upcast ventilation pipe 10 that is communicated with the filter assemblies 8 that gathers dust, be used for the reinforced airduct 11 that gathers dust and the lower air conduit 12 of the discharging that is used for weighing, described dust-precipitator 16 is arranged at a side of rack platform 7, described upcast ventilation pipe 10 is located on the rack platform by upcast ventilation pipe support 9, described middle airduct 11 hangs on the rack platform 7 by middle Air duct hanging bracket 19, described lower air conduit 12 is positioned on the rack platform 7 by lower air conduit suspension bracket 20, described upcast ventilation pipe 10 is connected with the filter assemblies 8 that gathers dust of large storage bin and little storage bin top, the outlet of described middle airduct 11 is positioned at middle part and the top position of the micro-double-screw feeder group 4 of two rows, so that gather dust, described lower air conduit 12 is connected with the both sides of the cylindrical shell 2-3-6 of the all-sealed cylinder 2 of weighing.Referring to accompanying drawing 8,9,10, be provided with the filter assemblies 8 that gathers dust above the described double feed bin, these filter assemblies 8 sidepieces that gather dust are provided with a drum 3; The described filter assemblies 8 that gathers dust comprises housing 8-3, is located at the filter core 8-5 in the housing 8-3 and the diaphragm valve 8-1 that is located at housing 8-3 sidepiece, is provided with air outlet 8-2 on the top of described housing 8-3, and described gas bag 3 is communicated with diaphragm valve 8-1.When dropping into material, opens by feed bin dust-precipitator 16 during work, air is from large storage bin 17, the door 21 of little storage bin 18 is to the filter assemblies cylindrical shell 8-7 that gathers dust, after filtering, passes through filter core 8-5 upcast ventilation pipe 10, again filter discharge through dust-precipitator 16, cartridge surface stayed by material or natural subsidence drops down onto in the storage bin, air then passes filter core 8-7 and is discharged by air outlet 8-2, feed intake and finish, close dust-precipitator 16 after closing door, the delayed startup blowing function, pressurized airs during blowback in the gas bag 3 enter air filtering core 8-5 inner chamber body through diaphragm valve 8-1, fall into large after the material that air will be adsorbed on air filtering core 8-5 surface blows off, in the little storage bin.
Referring to attached Figure 4 and 5, this micro-double-screw feeder group comprises a U-shaped stir storehouse 4-1, be fixed with feeding mixer 4-2 at described stir storehouse 4-1 place, feeding mixer 4-2 front end is provided with stirrer paddle 4-2-1, this stirrer paddle 4-2-1 is positioned at stir storehouse 4-1, it is made by steel plate, can prevent material Peng Cang by stirring; The supporting at a slow speed feeding minor spiral 4-4 that is provided with quick feeding king bolt 4-3 and be arranged in parallel with this quick feeding king bolt 4-3 below stirrer paddle 4-2-1, described at a slow speed feeding minor spiral 4-4 is positioned at the below of quick feeding king bolt, feeding minor spiral 4-4 one end is communicated with quick feeding king bolt 4-3 by feed opening at a slow speed, in order to make material enter at a slow speed feeding minor spiral 4-4, the other end is communicated with the discharge nozzle 4-7 that is arranged on quick feeding king bolt 4-3 one side.
Described discharge nozzle 4-7 sidewall is provided with pneumatic gate valve 4-6, described pneumatic gate valve 4-6 is connected with feeding minor spiral 4-4 at a slow speed by connecting panel 4-8, and the valve plate of described pneumatic gate valve 4-6 supports via the bracing frame 4-9 that is fixed on the quick feeding king bolt 4-3.
Be provided with shaftless square steel taenidium 4-4-2 in the second spiral tube 4-4-1 on the described at a slow speed feeding minor spiral 4-4; Be provided with tape spool helicallobe 4-3-2 in the first spiral tube 4-3-1 on the described quick feeding king bolt 4-3.Described quick feeding king bolt 4-3 and at a slow speed feeding minor spiral 4-4 be installed on the stir storehouse 4-1 wall by the bearing 4-5 with reinforced seal.
The working process of this micro-double-screw feeder group: when starting operation, at first pneumatic gate valve 4-6 opens, feeding mixer 4-2, fast feeding king bolt 4-3, feeding minor spiral 4-4 moves simultaneously at a slow speed, beginning is to the weighing-appliance feeding, thereby raises the efficiency.When reaching setting and be worth at a slow speed, feeding king bolt 4-3 stops feeding fast, by feeding minor spiral 4-4 feeding at a slow speed, can improve accuracy rate, reduces the drop value.In the time will reaching the target setting value, feeding minor spiral 4-4 and feeding mixer 4-3 shut down at a slow speed, for preventing that the reasonable material gravity flow of flowing power is such as weighing-appliance, simultaneously pneumatic gate valve 4-6 quick closedown is that the drop value reaches the target setting value by staying the material that does not also enter weighing-appliance in the air.
Referring to accompanying drawing 6 and accompanying drawing 7, the dust collection cover 2-4 that this all-sealed cylinder of weighing comprises weighting apparatus and is located at the weighting apparatus outside, dust collection cover 2-4 covers whole weighing bucket, be provided with for the passage 2-5 that gathers dust that is connected with the negative pressure dust eliminating plant at described dust collection cover 2-4 sidepiece, the passage 2-5 external connecting negative pressure dust collection device that gathers dust, a small amount of dust that produces during with reinforced and discharging is received to the negative pressure dust collection device.
Described weighting apparatus comprises a cylindrical shell 2-3-6, this cylindrical shell 2-3-6 is stainless steel, withstanding corrosion, be provided with support channel-section steel 2-3-2 in the cylindrical shell 2-3-6 outside, three sides of this support channel-section steel 2-3-2 are provided with three, be provided with for the angle bar 2-3-1 that weighs in advance at cylindrical shell 2-3-6 internal upper part, this angle bar can play certain buffer action, the bottom is provided with the sealing angle bar 2-3-3 that can prevent material from leakage in cylindrical shell 2-3-6, be provided with the double door device for discharging at cylindrical shell 2-3-6 lateral surface, described double door device for discharging comprises two telescopic cylinder 2-3-5 that are fixed on the cylindrical shell 2-3-6, be located at the front end of telescopic cylinder 2-3-5 and by the sealing baffle 2-3-4 of its driving, sealing baffle 2-3-4 is provided with a vertical crimp structure, similar dustpan, the upper articulation of sealing baffle plate 2-3-4 on cylindrical shell 2-3-6 outer wall, during use sealing baffle 2-3-4 should with the supporting setting of sealing baffle 2-3-4, can well guarantee sealing effectiveness with box lunch after two sealing baffle closures.A support channel-section steel 2-3-2 bottom is equipped with cantilever type weighing sensor 2-2 therein, it adopts high strength, the high-precision weighing sensor of existing import, and cantilever type weighing sensor 2-2 bottom is provided with the bracing frame 1 for cantilever mounted beam type LOAD CELLS 2-2.
Be provided with soft connection device 2-6 between the feeding mouth on described dust collection cover 2-4 top and the feeding equipment.Described soft connection device 2-6 adopts rubber coating to get final product.Also be fixed with hopper wall vibrator 2-3-7 on described cylindrical shell 2-3-6 outer wall, this hopper wall vibrator adopts existing getting final product of selling on the market.
When using after this all-sealed weighing bucket is installed, a bucket that connects material that is lower than 5 centimetres high of dust collection cover 2-4 belows is positioned over dust collection cover 2-4 below, after the negative pressure dust collection device is opened, will form negative pressure in the whole dust collection cover 2-4, when the weighing bucket discharging, part dust can be assembled in dust collection cover 2-4, can fall in the bucket that connects material after reaching deadweight, and weighing precision can improve greatly.The dust that comes of blowing out on a small quantity will arrive in the dust collection cover 2-4 and since dust collection cover 2-4 interior be negative pressure, so these a small amount of dust will be received to the negative pressure dust collection device, thereby reach dustproof effect.
The present invention moves front need feed bin is filled a certain amount of material, and dust-precipitator 16 starts during material loading, and the valve group 8 of gathering dust is started working, with dust by dust collection pipe to dust-precipitator 16, play dustproof effect, behind upper complete material, dust-precipitator 16 quits work.
System's operation starts, be conveyed into roller-way 13 entrys into service, the startup of gathering dust simultaneously, 4 beginnings of trace double-screw feeder group are fed in raw material in the all-sealed cylinder 2 of weighing, carry out the prescription operation, then transfer hopper 1 is positioned on the roller-way, the transfer hopper is carried, then transfer hopper 1 is taken away according to by operating personal the transfer tubbing bucket 1 for preparing material being housed, and one batch batching also just is through with.

Claims (8)

1. automatic dispensing device of partial metallurgy small powder, it is characterized in that: it comprises a rack platform (7), described rack platform (7) is supported by column (6), top at rack platform (7) is provided with double feed bin, below described feed bin, be provided with double micro-double-screw feeder group (4), be provided with the all-sealed cylinder (2) of weighing of a row in the below of double micro-double-screw feeder group (4) discharging opening, be provided with C forming roll road in described all-sealed below of weighing cylinder (2), be provided with position-movable transfer hopper (1) in described C forming roll road.
2. the automatic dispensing device of partial metallurgy efficient according to claim 1 is characterized in that: described C forming roll road is by being conveyed into roller-way assembly (13), being positioned at and being conveyed into roller-way assembly (13) and carrying terminal and vertical with its throughput direction conveying master roller assembly (14) and be located at and carry the terminal and perpendicular roller-way assembly (15) that transfers out of master roller component transfer to consist of.
3. the automatic dispensing device of partial metallurgy small powder according to claim 1, it is characterized in that: described micro-double-screw feeder group (4) comprises stir storehouse (4-1), locate to be fixed with feeding mixer (4-2) at described stir storehouse (4-1), be provided with stirrer paddle (4-2-1) at feeding mixer (4-2) front end, the at a slow speed feeding minor spiral (4-4) that is provided with quick feeding king bolt (4-3) in the below of stirrer paddle (4-2-1) and be arranged in parallel with this quick feeding king bolt (4-3), described at a slow speed feeding minor spiral (4-4) is positioned at the below of quick feeding king bolt (4-3), described at a slow speed feeding minor spiral (4-4) end is communicated with quick feeding king bolt (4-3), and the other end is connected with the discharge nozzle (4-7) that is arranged on quick feeding king bolt (4-3) side;
Described discharge nozzle (4-7) sidewall is provided with pneumatic gate valve (4-6), described pneumatic gate valve (4-6) is connected with feeding minor spiral (4-4) at a slow speed by connecting panel (4-8), and the valve plate of described pneumatic gate valve (4-6) supports via the bracing frame (4-9) that is fixed on the quick feeding king bolt (4-3);
Be provided with shaftless square steel taenidium (4-4-2) in second spiral tube (4-4-1) of described at a slow speed feeding minor spiral (4-4);
Be provided with tape spool helicallobe (4-3-2) in first spiral tube (4-3-1) of described quick feeding king bolt (4-3).
4. the automatic dispensing device of partial metallurgy small powder according to claim 1, it is characterized in that: the dust collection cover (2-4) that the described all-sealed cylinder of weighing comprises weighting apparatus and is located at the weighting apparatus outside is provided with for the passage that gathers dust (2-5) that is connected with the negative pressure dust eliminating plant at described dust collection cover (2-4) sidepiece;
Described weighting apparatus comprises cylindrical shell (2-3-6), cylindrical shell (2-3-6) outside be provided with support channel-section steel (2-3-2), cylindrical shell (2-3-6) internal upper part be provided with for the angle bar of weighing in advance (2-3-1), cylindrical shell in the bottom be provided with seal angle bar (2-3-3), cylindrical shell (2-3-6) lateral surface is provided with the double door device for discharging; Be provided with cantilever type weighing sensor (2-2) in described support channel-section steel (2-3-2) bottom, cantilever type weighing sensor (2-2) bottom is provided with the bracing frame (2-1) for cantilever mounted beam type LOAD CELLS (2-2);
The sealing baffle (2-3-4) that described double door device for discharging comprises two telescopic cylinders (2-3-5) of being fixed on the cylindrical shell (2-3-6), drives via telescopic cylinder (2-3-5), the top of described sealing baffle (2-3-4) be connected on cylindrical shell (2-3-6) outer wall and with the supporting setting of sealing baffle (2-3-4);
Be provided with soft connection device (2-6) between the feeding mouth on described dust collection cover (2-4) top and the feeding equipment;
On described cylindrical shell (2-3-6) outer wall, also be fixed with hopper wall vibrator (2-3-7).
5. the automatic dispensing device of partial metallurgy small powder according to claim 1, it is characterized in that: also comprise dust arrester installation, described dust arrester installation comprises dust-precipitator (16), upcast ventilation pipe (10), middle airduct (11), lower air conduit (12) and the filter assemblies that gathers dust (8), described dust-precipitator (16) is arranged at a side of rack platform (7), described upcast ventilation pipe (10) is located on the rack platform by upcast ventilation pipe support (9), described middle airduct (11) and lower air conduit (12) are located on the rack platform (7) by suspension bracket respectively, described upcast ventilation pipe (10) is connected with the filter assemblies that gathers dust (8) air outlet on double feed bin top, the outlet of described middle airduct (11) is positioned at the top position of the middle part of the two micro-double-screw feeder groups of row (4), and described lower air conduit (12) is connected with all-sealed cylinder (2) both sides air extractor duct of weighing.
6. the automatic dispensing device of partial metallurgy small powder according to claim 5, it is characterized in that: be provided with the filter assemblies that gathers dust (8) above the described double feed bin, this filter assemblies that gathers dust (8) sidepiece is provided with a gas bag (3);
The described filter assemblies that gathers dust (8) comprises housing (8-3), is located at the filter core (8-5) in the housing (8-3) and the diaphragm valve (8-1) of being located at housing (8-3) sidepiece, be provided with air outlet (8-2) on the top of described housing (8-3), described gas bag (3) is communicated with diaphragm valve (8-1).
7. the automatic dispensing device of partial metallurgy small powder according to claim 1, it is characterized in that: the every row of described double feed bin arranges three, and it comprises 4 large storage bins (17) and 2 little storage bins (18); Trace double-screw feeder group also arranges two rows, every row all arranges 3; The described all-sealed cylinder (2) of weighing arranges 3, and described transfer hopper (1) arranges 1.
8. the automatic dispensing device of partial metallurgy small powder according to claim 7 is characterized in that: be provided with resistance rotary material position control meter (5) in described large storage bin (17) and little storage bin (18).
CN201210508145.3A 2012-12-03 2012-12-03 Automatic material distributing equipment for powdery metallurgical small material Active CN102963547B (en)

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CN103575113A (en) * 2013-10-26 2014-02-12 芜湖新兴铸管有限责任公司 Silicon iron charging facility in cast iron pipe production
CN105035380A (en) * 2015-06-17 2015-11-11 芜湖万向新元环保科技有限公司 Full-automatic material mixing assembly
CN108656383A (en) * 2018-05-11 2018-10-16 广州长标摩托车零部件有限公司 A kind of motorcycle parts production material proportioner
CN109911260A (en) * 2019-03-28 2019-06-21 邢台九明科技有限公司 A kind of pre-formed bags multistation filling weight measurement horizontal linear automatic packaging machine
CN110789749A (en) * 2019-09-30 2020-02-14 广西机械工业研究院有限责任公司 Lower hopper sealing device

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