CN102960838A - Double-cavity extruded novel fodder puffing machine - Google Patents
Double-cavity extruded novel fodder puffing machine Download PDFInfo
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- CN102960838A CN102960838A CN2012104669203A CN201210466920A CN102960838A CN 102960838 A CN102960838 A CN 102960838A CN 2012104669203 A CN2012104669203 A CN 2012104669203A CN 201210466920 A CN201210466920 A CN 201210466920A CN 102960838 A CN102960838 A CN 102960838A
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Abstract
The invention provides a double-cavity extruded novel fodder puffing machine. The puffing machine comprises a base, a puffing device and a material cutting device; the puffing machine is characterized in that the puffing device comprises a high speed puffing cavity, a high speed puffing driving device, a high speed puffing machine head, a lower speed puffing cavity, a low speed puffing drive device, a low speed puffing machine head and a pressure adjusting device; the high speed puffing cavity and the low speed puffing cavity are connected with each other through the pressure adjusting device; a feed port and a discharge port are respectively formed in the two puffing cavities; extrusion screws are respectively arranged in the two puffing cavities; and a material forming template and a material cutting device are arranged at the discharge port of the low speed puffing cavity. According to the puffing machine provided by the invention, the common puffing machine is designed into two puffing cavities, and the puffing cavities perform puffing through two stages, and moreover, the different rotating speeds are provided, thus, the mutual influence among various functional segments of a puffing extruder is reduced; large-gravity fodder can be produced well; and moreover, the puffing cavities at two stages are specially connected by the pressure adjusting device, thus, the material can be conveyed well.
Description
Technical field
The bulking machine that the present invention relates to, specifically a kind of two-chamber extruding novel fodder bulking machine that can push stage by stage.
Background technology
Bulking machine is a kind ofly to collect mixing, shearing, heating, soft, cooling, moulding and the working procedures process equipment together such as extrude, and uses more extensive in the extrusion of aquatic feeds is processed.Existing feed extruder is single serew bulker or twin-screw Bulking Machine no matter, in puffing process, all need the functional areas such as to extrude through Solid Conveying and Melting, melting mixing, final slaking, need different screw geometry according to the difference in functionality district, different operating conditions (such as: screw speed, machine barrel heating-up temperature, material pressure).But, because these functional areas all are to be connected on the same screw rod in the existing bulking machine, although might provide different screw geometry corresponding with it, different temperature control also can be set, but because screw speed is identical, the different temperatures district influences each other, and the foundation of pressure, the inputs of energy etc. all can not be fully realize independently according to the requirement of each functional areas, the difference in functionality district can pin down in whole process mutually, influence each other, can not satisfy best extrusion requirement, ratio recanalization for the feed granules finished product is relatively more difficult, especially to adopting the heavy water material of the large proportion of bulking machine production, no matter single screw rod or twin-screw Bulking Machine are difficult to realize.
In order to solve the problem of producing the heavy water material of large proportion, existing a lot of bulking machines adopt in machine boring increase pumped vacuum systems with at supplementary modes such as outlet pressurization cut capacity control systems, but these supplementary modes also can only be produced the heavy water material of proportion about 480-580g/L, and larger to the dependence of the dependence of feed formula and operant level.For the one-tenth water material of some proportions greater than the large proportion of 580g/L, be the feed of the deep water fishes and shrimps about 600-720g/L such as proportion, existing bulking machine is to be difficult to realize producing.Some producers realize by special formulation and special operational, but production capacity is not high, and production stability is relatively poor.Some manufacturer can adopt two bulking machines to realize the production of the heavy water material of large proportion, although it is low suitably to solve so the incomplete slaking of pellet or density, the problems such as heavy water-based is bad, but adopt the cost of two bulking machines higher, and common bulking machine does not all have special restriction for the rotating speed of screw rod, in use can not control easily the rotating speed of every bulking machine, in material is expanded, the rotating speed in each stage and temperature have a significant impact the expanded of material, if can not well control its rotating speed and temperature, can have a strong impact on production efficiency and quality; In addition, adopt two bulking machines to produce, the production capacity match control of two bulking machines is difficulty comparatively, production stability is poor, and for material in two bulking machines conveying also cumbersome, in course of conveying the steam flash distillation of material larger, energy loss is larger.
Summary of the invention
The objective of the invention is according to the deficiencies in the prior art, provide a kind of and can realize stage by stage expanded two-chamber extruding novel fodder bulking machine.The present invention is set as two expanded cavitys with common bulking machine, being divided into two stages carries out expanded, the problem such as solved the incomplete slaking of the pellet that adopts a bulking machine to occur or density is low, heavy water-based is bad, and the Builking cavity in two stages adopts the special connection of regulator, can the fine conveying of carrying out material, guarantee that the expanded of two stages of material can closely connect, larger energy loss can not occur.
Described two-chamber extruding novel fodder bulking machine comprises support, expanding apparatus and material cutting device, expanding apparatus is located on the support, it is characterized in that: described expanding apparatus comprises the high speed Builking cavity, the expanded drive unit of high speed, the expanded head of high speed, the low speed Builking cavity, the expanded drive unit of low speed and the expanded head of low speed and regulator, the high speed Builking cavity is connected regulator with the low speed Builking cavity and connects, be respectively equipped with charging aperture and discharging opening at two Builking cavities, in two Builking cavities, be respectively equipped with extruding screw, be provided with material forming template and material cutting device at the discharging opening of low speed Builking cavity; Described regulator is comprised of the elevating mechanism of seal casinghousing, pressure regulator valve and the lifting of control pressure regulator valve, offer respectively and the discharging opening of high speed Builking cavity and the connector that is communicated with the charging aperture of low speed Builking cavity at the seal casinghousing of regulator, described pressure regulator valve is located at the connector place that is communicated with the discharging opening of high speed Builking cavity, and opens the discharging opening of closed high speed Builking cavity by elevating mechanism control and regulation valve.
Extruding screw rotating speed in the described high speed Builking cavity is 400 rev/mins～700 rev/mins, and draw ratio is 16: 1～9: 1; Extruding screw rotating speed in the described low speed Builking cavity is 100 rev/mins～400 rev/mins, and draw ratio is 7: 1～3: 1.
Be provided with the air exhauster boring at the charging aperture of low speed Builking cavity and the position between the expanded head of low speed.Described material cutting device is by rotary cutter, the cutter driving motor, the cutter sweep housing, cutter sweep hangs crossbeam and a plurality of cutter sweep is hung composition, rotary cutter and cutter driving motor are located in the cutter sweep housing, the cutter sweep housing is fixed on the dress mould connecting plate of material forming template, and rotary cutter is over against low speed Builking cavity discharging opening, the cutter sweep housing is hung by a plurality of cutter sweeps and is hung crossbeam with cutter sweep and be connected, can make that to be fixedly connected with also can be to be slidingly connected, underslung cutter also adopts suspension cutter commonly used in the industry, can conveniently regulate or change cutting knife.
Described pressure regulator valve is located in the seal casinghousing, and elevating mechanism is located at the seal casinghousing top, and is connected with pressure regulator valve by adpting flange, and pressure regulator valve is communicated with or closure two connectors on the seal casinghousing under the control of elevating mechanism.
Beneficial effect of the present invention:
1. the present invention is provided with two expanded cavitys, can be divided into two stages to material carries out expanded, thereby reduce influencing each other of each functional section of expansion extruder, wherein the extruding screw High Rotation Speed of phase I can make material fully mix plasticizing, produce simultaneously more heat, too much heat goes out from the air exhauster boring row when entering the Builking cavity of second stage; The extruding screw low speed rotation of second stage makes the last homogenizing of material not producing in the too much heat situation, and formed particle by uniform extrusion die, the problem such as solved the incomplete slaking of the pellet that adopts a bulking machine to occur or density is low, heavy water-based is bad;
2. the Builking cavity in two stages adopts regulator to connect among the present invention, form the material channel of a sealing in the seal chamber of regulator, can guarantee that material vapour leakage can not occur in the course of conveying in two stages, cause the loss of energy can the fine conveying of carrying out material, guarantee that the expanded of two stages of material can closely connect, can the material expansion effect not impacted because of the interruption of centre;
3. the material channel that forms in regulator is controlled opening and closing by pressure regulator valve, in the time of guaranteeing that also material pushes in phase I high-speed extrusion chamber, guarantee that the pressure in the cavity does not leak, and can regulate the pressure in the phase I high speed Builking cavity by pressure regulator valve;
4. second stage low speed Builking cavity of the present invention is provided with the air exhauster boring, can directly get rid of unnecessary hot gas, also can connect vacuum extractor or exhaust apparatus in the air exhauster boring, come the unnecessary hot gas elimination to the high-temperature material that enters the low speed Builking cavity from the high speed Builking cavity, guarantee the low temperature expanding cavity temperature;
5. cutter sweep of the present invention adopts underslung cutter sweep, is convenient for changing and keeps in repair.
Novel structure of the present invention adopts and stage by stage material is carried out expanding treatment, has greatly improved production efficiency and the quality of large gravitational material, can quick, high-qualityly produce proportion greater than the one-tenth water material of the large proportion of 580g/L.
Description of drawings
Fig. 1 is Facad structure schematic diagram of the present invention,
Fig. 2 is plan structure schematic diagram of the present invention,
Fig. 3 is side structure schematic diagram of the present invention.
Among the figure: 1-high speed Builking cavity, the expanded drive unit of 2-high speed, the expanded head of 3-high speed, 4-low speed Builking cavity, the expanded drive unit of 5-low speed, the expanded head of 6-low speed, the 7-charging aperture, 8-discharging opening, 9-extruding screw, the 10-seal casinghousing, 11-pressure regulator valve, 12-material forming template, the 13-rotary cutter, 14-cutter driving motor, 15-cutter sweep housing, the 16-cutter sweep is hung crossbeam, the 17-cutter sweep is hung, 18-dress mould connecting plate, the boring of 19-air exhauster, the 20-adpting flange, the 21-material, 22-support, 23-regulator, the 24-material cutting device, the 25-elevating mechanism.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples.Among Fig. 1,2,3, described two-chamber extruding novel fodder bulking machine comprises support, expanding apparatus and material cutting device 24, expanding apparatus is located on the support 22, it is characterized in that: described expanding apparatus comprises high speed Builking cavity 1, the expanded drive unit 2 of high speed, the expanded head 3 of high speed, low speed Builking cavity 4, the expanded drive unit 5 of low speed and the expanded head 6 of low speed and regulator 23, high speed Builking cavity 1 is connected with the low speed Builking cavity by regulator 23 connections, be respectively equipped with charging aperture 7 and discharging opening 8 at two Builking cavities, in two Builking cavities, be respectively equipped with extruding screw 9; The expanded drive unit 2 of its high speed, the expanded head 3 of high speed, the expanded drive unit 5 of low speed and the expanded head 6 of low speed all adopt drive unit and the head of existing bulking machine, and control respectively extruding screw 9 in two Builking cavities.Discharging opening at low speed Builking cavity 4 is provided with material forming template 12 and material cutting device 24, material forming template 12 is fixed on the discharging opening place of low speed Builking cavity 4 by dress mould connecting plate 18, material cutting device is fixed on the dress mould connecting plate 18, its cutting knife can cut into graininess with the material 22 that squeezes out by material forming template 12 over against low speed Builking cavity 4 discharging openings; Described regulator 23 is comprised of the elevating mechanism 25 of seal casinghousing 10, pressure regulator valve 11 and the lifting of control pressure regulator valve, offer respectively and the discharging opening of high speed Builking cavity 1 and the connector that is communicated with the charging aperture of low speed Builking cavity 4 at the seal casinghousing 10 of regulator, described pressure regulator valve 11 is located at the connector place that is communicated with the discharging opening of high speed Builking cavity 1, and opens the discharging opening of closed high speed Builking cavity 1 by elevating mechanism 25 control and regulation valves 11.The seal casinghousing 10 of regulator is equivalent to the material channel of a sealing, when the screw rod in high speed Builking cavity 1 carries out the material extruding, pressure regulator valve 10 cuts out material channel, high speed Builking cavity 1 is in the cavity of a sealing at this moment, and by pressure regulator valve 10 adjusting high speed Builking cavities 1 internal pressure, guarantee the curing degree of material.
Extruding screw rotating speed in the described high speed Builking cavity 1 is 400 rev/mins～700 rev/mins, 500 rev/mins or 600 rev/mins of optimal selections, draw ratio is 16: 1～9: 1, the larger extruding screw of high speed Builking cavity 1 interior employing draw ratio, and the rotating speed of extruding screw is higher, can make material fully mix plasticizing, produce simultaneously more heat; Extruding screw rotating speed in the described low speed Builking cavity 4 is 100 rev/mins～400 rev/mins, 200 rev/mins and 300 rev/mins of optimal selections, draw ratio is 7: 1～3: 1, the smaller extruding screw of low velocity Builking cavity 1 interior employing major diameter, and the extruding screw rotating speed is lower, can make material not produce last homogenizing in the too much heat situation, and by uniformly extrusion die formation particle.
Be provided with air exhauster boring 19 at the charging aperture of low speed Builking cavity 4 and the position between the expanded head 6 of low speed.Can realize the nature exhaust, also can connect other vacuum extractor and carry out exhaust, make in high speed Builking cavity 1 and enter the material that has high heat in the low speed Builking cavity 4, fast heat extraction.
Described material cutting device 24 is by rotary cutter 13, cutter driving motor 14, cutter sweep housing 15, cutter sweep hangs crossbeam 16 and a plurality of cutter sweep is hung 17 compositions, rotary cutter 13 and cutter driving motor 14 are located in the cutter sweep housing 15, the front end of cutter sweep housing 15 is fixed on the dress mould connecting plate 18 of material forming template 12, and be communicated with the discharging opening of material forming template 12, and rotary cutter 13 is over against low speed Builking cavity 4 discharging openings, material is by the discharging opening extrusion modling of material forming template 12, then enter in seven device cases 15, then directly be rotated cutting knife 13 and cut into fine granularity, cutter sweep housing 15 is hung 17 by a plurality of cutter sweeps and is hung crossbeam 16 with cutter sweep and be connected.Hang just and cutter sweep can be fixed with two generally speaking, also be convenient for changing cutter sweep.
Described pressure regulator valve 11 is located in the seal casinghousing 10, and elevating mechanism 25 is located at seal casinghousing 10 tops, and is connected with pressure regulator valve 11 by adpting flange 20, and pressure regulator valve 11 is communicated with or closure two connectors on the seal casinghousing 10 under the control of elevating mechanism 25.
Concrete use procedure of the present invention: material 21 enters in the high speed Builking cavity 1 by the charging aperture of high speed Builking cavity 1, then by after the extruding of high-speed extrusion screw rod, rubbed by rapid mixing, produced the phase transformation fluidisation, final slaking, then the outlet by high speed Builking cavity 1 enters regulator by in the seal casinghousing 10, then the material channel of the seal casinghousing 10 interior formation by regulator enters in the low speed Builking cavity 4, then under the extruding of low speed extruding screw, be pushed to material forming template 12 places by low speed, and be squeezed out template, then be slit into particle by the cutter rotary cutting, material is when entering low speed Builking cavity 4, unnecessary heat air exhauster boring 19 is discharged, and realizes cryogenic forming.
Embodiment one: adopting the extruding screw draw ratio is that 9: 1, rotating speed are 450 rev/mins high speed Builking cavity, with extruding screw draw ratio 7: 1, rotating speed be 100 rev/mins low speed Builking cavity, adopt above-mentioned method to carry out the expanded of material, its proportion of producing feed is 600g/L-660g/L.
Embodiment two: adopting the extruding screw draw ratio is that 13: 1, rotating speed are 550 rev/mins high speed Builking cavity, with extruding screw draw ratio 5: 1, rotating speed be 250 rev/mins low speed Builking cavity, adopt above-mentioned method to carry out the expanded of material, its proportion of producing feed is 620g/L-700g/L.
Embodiment three: adopting the extruding screw draw ratio is that 16: 1, rotating speed are 700 rev/mins high speed Builking cavity, with extruding screw draw ratio 3: 1, rotating speed be 400 rev/mins low speed Builking cavity, adopt above-mentioned method to carry out the expanded of material, its proportion of producing feed is 650g/L-720g/L.
Can find out by above-described embodiment, adopt two-chamber extruding novel fodder bulking machine of the present invention can produce the large proportion feed that proportion is 600-720g/L.
Claims (5)
1. a two-chamber pushes the novel fodder bulking machine, comprise support, expanding apparatus and material cutting device (24), expanding apparatus is located on the support (22), it is characterized in that: described expanding apparatus comprises high speed Builking cavity (1), the expanded drive unit of high speed (2), the expanded head of high speed (3), low speed Builking cavity (4), the expanded drive unit of low speed (5) and the expanded head of low speed (6) and regulator (23); High speed Builking cavity (1) is connected 4 with the low speed Builking cavity) connect by regulator (23), be respectively equipped with charging aperture (7) and discharging opening (8) at two Builking cavities, in two Builking cavities, be respectively equipped with extruding screw (9), be provided with material forming template (12) and material cutting device (24) at the discharging opening of low speed Builking cavity (4); Described regulator (23) is by seal casinghousing (10), the elevating mechanism (25) of pressure regulator valve (11) and the lifting of control pressure regulator valve forms, offer respectively and the discharging opening of high speed Builking cavity (1) and the connector that is communicated with the charging aperture of low speed Builking cavity (4) at the seal casinghousing (10) of regulator, described pressure regulator valve (11) is located at the connector place that is communicated with the discharging opening of high speed Builking cavity (1), and opens the discharging opening of closed high speed Builking cavity (1) by elevating mechanism (25) control and regulation valves (11).
2. two-chamber according to claim 1 pushes the novel fodder bulking machine, it is characterized in that: the extruding screw rotating speed in the described high speed Builking cavity (1) is 400 rev/mins～700 rev/mins, and draw ratio is 16: 1～9: 1; Extruding screw rotating speed in the described low speed Builking cavity (4) is 100 rev/mins～400 rev/mins, and draw ratio is 7: 1～3: 1.
3. two-chamber extruding novel fodder bulking machine according to claim 1 and 2 is characterized in that: be provided with air exhauster boring (19) at the charging aperture of low speed Builking cavity (4) and the position between the expanded head of low speed (6).
4. two-chamber according to claim 3 pushes the novel fodder bulking machine, it is characterized in that: described material cutting device (24) is by rotary cutter (13), cutter driving motor (14), cutter sweep housing (15), cutter sweep hangs crossbeam (16) and a plurality of cutter sweep is hung (17) composition, rotary cutter (13) and cutter driving motor (14) are located in the cutter sweep housing (15), cutter sweep housing (15) is fixed on the dress mould connecting plate (18) of material forming template (12), and rotary cutter (13) is over against low speed Builking cavity (4) discharging opening, and cutter sweep housing (15) is hung (17) by a plurality of cutter sweeps and hung crossbeam (16) with cutter sweep and be connected.
5. two-chamber according to claim 3 pushes the novel fodder bulking machine, it is characterized in that: described pressure regulator valve (11) is located in the seal casinghousing (10), elevating mechanism (25) is located at seal casinghousing (10) top, and be connected with pressure regulator valve (11) by adpting flange (20), pressure regulator valve (11) is communicated with or closure two connectors on the seal casinghousing (10) under the control of elevating mechanism (25).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210466920.3A CN102960838B (en) | 2012-11-19 | 2012-11-19 | Double-cavity extruded novel fodder puffing machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210466920.3A CN102960838B (en) | 2012-11-19 | 2012-11-19 | Double-cavity extruded novel fodder puffing machine |
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| CN102960838A true CN102960838A (en) | 2013-03-13 |
| CN102960838B CN102960838B (en) | 2015-04-22 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104366684A (en) * | 2014-11-15 | 2015-02-25 | 江苏正昌粮机股份有限公司 | Thrust sinking material control system of bulking machine |
| CN107811322A (en) * | 2017-12-08 | 2018-03-20 | 湖北惠泽生物科技股份有限公司 | A kind of Feed Manufacturing Builking cavity pressure relief device |
| CN109333772A (en) * | 2018-11-22 | 2019-02-15 | 江苏科技大学 | Roast carbon ring tray production line pallet extrusion forming device and working method |
| CN112515058A (en) * | 2020-12-11 | 2021-03-19 | 福建天马科技集团股份有限公司 | Penaeus vannamei boone puffed feed and puffing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107811322A (en) * | 2017-12-08 | 2018-03-20 | 湖北惠泽生物科技股份有限公司 | A kind of Feed Manufacturing Builking cavity pressure relief device |
| CN107811322B (en) * | 2017-12-08 | 2020-08-04 | 湖北惠泽生物科技股份有限公司 | Popped chamber pressure relief device of feed production |
| CN109333772A (en) * | 2018-11-22 | 2019-02-15 | 江苏科技大学 | Roast carbon ring tray production line pallet extrusion forming device and working method |
| CN109333772B (en) * | 2018-11-22 | 2020-04-10 | 江苏科技大学 | Tray extrusion forming device for barbecue charcoal ring tray production line and working method |
| CN112515058A (en) * | 2020-12-11 | 2021-03-19 | 福建天马科技集团股份有限公司 | Penaeus vannamei boone puffed feed and puffing method thereof |
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| CN102960838B (en) | 2015-04-22 |
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Granted publication date: 20150422 Termination date: 20191119 |