CN102669806A - Propulsion screw rod for bulking machine - Google Patents
Propulsion screw rod for bulking machine Download PDFInfo
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- CN102669806A CN102669806A CN2012101667102A CN201210166710A CN102669806A CN 102669806 A CN102669806 A CN 102669806A CN 2012101667102 A CN2012101667102 A CN 2012101667102A CN 201210166710 A CN201210166710 A CN 201210166710A CN 102669806 A CN102669806 A CN 102669806A
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Abstract
The invention discloses a propulsion screw rod for a bulking machine. The propulsion screw rod is characterized in that a plurality of sections of screws with different screw pitches are arranged in the whole propulsion screw rod; and all sections have different screw turn numbers. The propulsion screw rod disclosed by the invention has the characteristics of reasonable design, simple structure, high extrusion efficiency, low production cost, remarkable production effect and the like.
Description
Technical field
The present invention relates to a kind of food, expanded feed machinery, particularly a kind of augering screw of bulking machine.
Background technology
Along with the development of food industry and feed industry and the raising of people's living standard, bulking machine has been widely used in producing various luxury foods and high-grade livestock and poultry material, and it is strong that the food of process expanding processing or feed have mouthfeel property; Be easy to human body or livestock and poultry digest and assimilate, be easy to remarkable advantages such as storage, especially for the raw material puffed processing of content of starch 40 %; General requirement is high slaking product through the raw material after the expanding processing, through adding the raw material of high slaking in food or the feed to as main formula components, perhaps directly uses the raw material of this high slaking as food or feed; Such food or feed; Help improving the final absorptivity of nutritional labeling, can improve edible mouthfeel property, especially for immature animal; Its physique is more small and weak; Alimentary canal is shorter and smaller, and they are for thick or all be difficult to absorb without the feed of slaking, so whether slaking is very big to the growth effect of animal.Expanding processing be with preliminary treatment such as process impurity elimination, pulverizing after pressurize, heat, the humidification modifier treatment, and promote material through screw spiral and form axial flow machinery and extrude nib, make it unexpected step-down and produce a kind of processing method of volumetric expansion.Screw rod is in the process that main axis rotation promotes, because the inner mechanical friction of screw rod and material, material and lining and material, material is pushed consumingly, stirs and shears, and makes material by further refinement, homogenizing.Along with the increasing gradually of pressure, the corresponding rising of temperature, under high temperature, high pressure and shear conditions, the rerum natura of material changes; Become pasty state by powdery, starch gelatinization, albuminous degeneration, cellulosic are partly degraded, refinement; Pathogenic bacteria are killed, and sanitary index improves, the toxic substance inactivation.When the moment of pasty material from nib ejection, under powerful pressure differential effect, material is by expanded, dehydration, cooling, dilated product short texture, porous, crisp, and palatability and local flavor are preferably arranged.So the augering screw of bulking machine has crucial effects to the quality of material puffing quality, therefore, many bulking machine screw rods have appearred on the market, and open source literature has also been reported some, as:
1. Chinese patent: bulking machine Conic thread rod, application number: CN00221463.6, the applying date: 2000.08.16; Publication number: CN2455076, open day: 2001.10.24, applicant: Jiangsu Zhengchang Group Corp., Ltd.; The address: No. 28, Zheng Chang road, Liyang City, Jiangsu Province, summary: bulking machine Conic thread rod, swivel nut are socketed in the outside of Conic thread rod; And there is a cavity centre; Distance each position in cavity between swivel nut inner ring and Conic thread rod outer ring (not containing screw thread) is all consistent, and swivel nut and Conic thread rod all are that feed end is big, the conical hollow cylinder that discharge end is little.The Conic thread rod cylindrical shell is provided with double end left hand thread.Said structure has improved the gelatinization rate of starch in the bulking machine, can kill harmful bacteria etc. effectively, make expanded material made full use of attraction by animal, and this device structure is simple, and production cost is low, and production effect is good.
2. Chinese patent: screw rod, application number: CN200910026946.4, the applying date: 2009.05.21; Publication number: CN101890820A, open day: 2010.11.24, applicant: Cai Xinhui; Address: No. 182, three groups in port whole day village, Jiangsu Province's Qidong City Daxing, inventor: Cai Xinhui, summary: a kind of screw rod; Especially the used screw rod of bulking equipment, its main points are that an end of screw rod is protruding curved surface.This screw rod can be used for the screw extruding puffing machine of all size, uses it can improve the expansion rate of material, and can improve the expansion effect at bulking machine shaping mould center and near position thereof.
3. Chinese patent: new type single screw aquatic feeds bulking machine; Application number: CN201120239984.0, the applying date: 2011.07.08, publication number: CN202143440U; Open day: 2012.02.15; The applicant: Beijing foreign construction machinery development in science and technology of modern times Co., Ltd, the address: No. 803, No. 9 Jinyu Jiahua Building Building B, ShangDi No.3 Street, Haidian District, BeiJing City, the inventor: the sheep dimension is strong; Li Zhiyin, summary: a kind of difficulty of processing and cost of having reduced is provided, is convenient to attended operation; Easy-disassembling-assembling new type single screw aquatic feeds bulking machine; Comprise the bulking machine frame, the top of bulking machine frame is fixed with quality-adjusting device, and the internal fixation of bulking machine frame has bearing housing and extrusion mechanism; Quality-adjusting device is connected with extrusion mechanism through the charging chute; Bearing housing provides main shaft support and transfers energy to extrusion mechanism, and extrusion mechanism comprises machine barrel, power output shaft and be arranged on screw shaft and the screw rod in the machine barrel that screw fits on the screw shaft; Screw shaft drive screw component movement realizes the extrusion function, and power output shaft and screw shaft link together through the involute spline coupling sleeve.This utility model adopts the combined type main axle structure, and simultaneously, screw rod has adopted involute spline to connect with axle, and involute spline makes main shaft circumferentially stressed evenly, is easy to dismounting and changes screw rod.
But; There are some defectives in above patent; Because bulking machine generally adopts common equidistance screw rod; The structure of this kind augering screw is not because Builking cavity gap (space between screw rod and the swivel nut) changes from this process type of feed end to discharge end at material, so can not fully push, rub and shear; Can not in full force and effectly kill the harmful germ in the feedstuff; The material gelatinization degree that forms sediment simultaneously is not high; The protein skin key of looking can not effectively be interrupted, and the urease in the raw material can not effectively be destroyed, and this has just significantly reduced human body food is absorbed; Though document 1 has adopted Conic thread rod, effect neither be very remarkable.The inventor finds that in a large amount of research different materials is different at the curing degree that extrusion adds man-hour, and numerical value such as the pressure in curing degree and the Builking cavity, temperature are relevant.In the prior art; Also has the pressure of regulating Builking cavity through the rotating speed of screw rod; Also have through pressure rings is set before the material discharging mould and realize the pressure adjustment, but these adjustment modes all there is its limitation, adopt the change screw speed to adjust; Need to change transmission system, can increase manufacturing cost greatly; Pressure rings is set adjusts pressure, need remove materials device, time-consuming, effort, operation inconvenience.Therefore, these defectives become the technical barrier of the industry more than.
Summary of the invention
The object of the invention promptly is to provide a kind of and can overcomes the weak point that prior art exists, and adopts the bulking machine augering screw of non-uniform pitch.
To achieve these goals, bulking machine augering screw of the present invention is characterized in: said augering screw includes the spiral of the different pitch of plurality of sections, and each section has the different spiral number of turns.
Above-described screw rod is divided into 3～5 sections.
Above-described each section pitch is 30～120 mm.
Above-described each section spiral number of turns is 2～15.
Compared with prior art, the beneficial effect of this bulking machine augering screw is:
The present invention is reasonable in design, simple in structure, and extruding efficient is high, and production cost is low, and production effect is remarkable.This augering screw is the expanded principle according to material, is plurality of sections with screw design, and the spiral number of turns between each section and each section is inequality; Pitch number between each section and each section is also unequal, gets in the process that each section screw rod inner chamber of Builking cavity advances intensified pressure gradually under the mechanism of propulsive force and frictional force at material; Make expanded material in advancing, receive the extruding of swivel nut, screw rod and spiral shell tooth fully, thereby the numerical value that produces high temperature, high pressure, high shear force slowly increases, material becomes pasty state by powdery; The abundant gelatinization of starch, albuminous degeneration, cellulosic are partly degraded, refinement; Pathogenic bacteria are killed, and sanitary index improves, and amount of cure is high; Quality of finished is good, thereby has reached the purpose that is fully absorbed by human body or animal.The augering screw of this non-uniform pitch has not only played the effect that slows down discharge end pressure to Builking cavity, makes production effect good, and the expansion effect of material is remarkable, and, screw rod and the lining long service life that cooperates with it, durability had improved more than the twice than originally.
Description of drawings
Fig. 1 is the main TV structure simplified schematic diagram of bulking machine augering screw of the present invention.
Fig. 2 is the main TV structure simplified schematic diagram of embodiment 1.
Fig. 3 is the main TV structure simplified schematic diagram of embodiment 2.
Fig. 4 is the main TV structure simplified schematic diagram of embodiment 3.
Parts title and sequence number among the figure:
L---be pitch (unit is mm).
A---be the spiral number of turns (unit is individual).
The specific embodiment
Below in conjunction with accompanying drawing and embodiment structure of the present invention is described.
Shown in accompanying drawing 1, bulking machine augering screw of the present invention, described screw rod are divided into 3～5 sections; Described pitch L is 30～120 mm; Described spiral number of turns A is 2～15.
For example:
Shown in accompanying drawing 2～4, the hop count of said augering screw 1 is 4 sections; Wherein the pitch L1 of first section of augering screw is 120～110mm; Second section pitch L2 is 95～85mm; The 3rd section pitch L3 is 65～55mm; The 4th section pitch L4 is 40～30mm;
First section spiral number of turns A1 is 5～3; Second section spiral number of turns A2 is 4～2; The 3rd section spiral number of turns A3 is 4～2; The 4th section spiral number of turns A4 is 15～10.
The course of work of bulking machine:
Material gets into feeder from feed bin, under VFC, gets into quality-adjusting device, in quality-adjusting device; Steam gets into material through multi-point injection, and under the double-shaft paddle stirring action, in quality-adjusting device, moves back and forth, and fully contacts with material and damp and hot exchange takes place; Promote temperature of charge and moisture, make the softening and precuring of material, the material after modified gets into extrusion mechanism through the gravity effect; With the non-isometric screw thread of each section of machine tube inner wall and augering screw fricting shearing in various degree takes place, material extruding force in the process that advances is constantly strengthened, and the gas of material is discharged from; And filled by material rapidly, material receives the shearing force effect and produces backflow, and the pressure in the machine thorax is increased; Because augering screw 1 adopts the structure of the non-uniform pitch of segmentation, along with the continuous variation in spiral and machine thorax gap, the size of friction is also little by little strengthening; Make that material fully mixes, extruding, heating, gummed, gelatinization and produce tissue and change, original structure is damaged, mechanical energy is converted into heat energy through the friction effect of material in the machine thorax simultaneously; Material is become have the gelatinized of flowing property, when material gets into the last discharge end of screw rod, because the augering screw of this non-uniform pitch has played the effect that slows down discharge end pressure to Builking cavity; Make material be extruded to when outlet pressure and become normal pressure by high pressure moment; Become normal temperature by high temperature moment, cause moisture promptly from institutional framework, to be evaporated, make it innerly form countless microcellular structures; Through cutter sweep, the cutting cooling is expanded shaping again.
Embodiment 1
Shown in accompanying drawing 2, in December, 2011, the bulking machine augering screw of inventor's design is used in a workshop, and this augering screw is divided into 4 sections, and wherein first section pitch L1 is 120 mm, and spiral number of turns A1 is 5; Second section pitch L2 is 95 mm, and spiral number of turns A2 is 4; The 3rd section pitch L3 is 65 mm, and spiral number of turns A3 is 4; The 4th section pitch L4 is 40mm, and spiral number of turns A4 is 15, and through 5 months on probation, expansion effect was remarkable.
Shown in accompanying drawing 3, in December, 2011, the bulking machine augering screw of inventor's design is used in three workshops, and this augering screw is divided into 4 sections, and wherein first section pitch L1 is 110 mm, and spiral number of turns A1 is 4; Second section pitch L2 is 85 mm, and spiral number of turns A2 is 2; The 3rd section pitch L3 is 55 mm, and spiral number of turns A3 is 2; The 4th section pitch L4 is 30mm, and spiral number of turns A4 is 10, and 5 months on probation, expansion effect was remarkable.
Embodiment 3
Shown in accompanying drawing 4, in January, 2012, the bulking machine augering screw of inventor's design is used in two workshops, and this augering screw is divided into 4 sections, and wherein first section pitch L1 is 115 mm, and spiral number of turns A1 is 4; Second section pitch L2 is 90 mm, and spiral number of turns A2 is 2; The 3rd section pitch L3 is 60 mm, and spiral number of turns A3 is 2; The 4th section pitch L4 is 36mm, and spiral number of turns A4 is 13, produces over 4 months, and expansion effect is remarkable, and product obtains user's praise.
Claims (4)
1. bulking machine augering screw is characterized in that: in the whole piece augering screw, be provided with the spiral of the different pitch of plurality of sections, each section has the different spiral number of turns.
2. bulking machine augering screw according to claim 1 is characterized in that: described screw rod is divided into 3～5 sections.
3. bulking machine augering screw according to claim 1 is characterized in that: described each section pitch is 30～120 mm.
4. bulking machine augering screw according to claim 1 is characterized in that: described each section spiral number of turns is 2～15.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101667102A CN102669806A (en) | 2012-05-25 | 2012-05-25 | Propulsion screw rod for bulking machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101667102A CN102669806A (en) | 2012-05-25 | 2012-05-25 | Propulsion screw rod for bulking machine |
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| Publication Number | Publication Date |
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| CN102669806A true CN102669806A (en) | 2012-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012101667102A Pending CN102669806A (en) | 2012-05-25 | 2012-05-25 | Propulsion screw rod for bulking machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103892426A (en) * | 2012-12-25 | 2014-07-02 | 江苏正昌粮机股份有限公司 | Kneading knife for bulking machine |
| CN107296069A (en) * | 2017-07-05 | 2017-10-27 | 延边阿拉里机械设备制造有限公司 | Unit is combined in a kind of energy-saving and emission-reduction |
| CN109137591A (en) * | 2018-09-20 | 2019-01-04 | 上海同化新材料科技有限公司 | It is used to prepare the device of powdered cellulose |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2141650Y (en) * | 1992-09-17 | 1993-09-08 | 商业部武汉粮食科学研究设计所 | Puffing chamber for dry extrusion puffing machine |
| JPH11346746A (en) * | 1998-06-04 | 1999-12-21 | Japan Steel Works Ltd:The | Production of foamed rice molded product |
| US6168410B1 (en) * | 1997-08-08 | 2001-01-02 | Tnl Industrial Mecanica Ltda. | Apparatus for the expansion and/or heat treatment of oleo resinous material |
| JP2003334011A (en) * | 2002-05-22 | 2003-11-25 | Japan Steel Works Ltd:The | Method for expanding cereal and apparatus therefor |
| CN101057702A (en) * | 2007-05-19 | 2007-10-24 | 江苏牧羊集团有限公司 | Puffing machine for high starch materials puffing |
| CN201336906Y (en) * | 2008-12-07 | 2009-11-04 | 宋秀杉 | Feather expander |
| CN201726850U (en) * | 2010-03-15 | 2011-02-02 | 武勇 | Bulking device of bulking machine |
| CN202603576U (en) * | 2012-05-25 | 2012-12-19 | 贵港瑞康饲料有限公司 | Propulsion screw of bulking machine |
-
2012
- 2012-05-25 CN CN2012101667102A patent/CN102669806A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2141650Y (en) * | 1992-09-17 | 1993-09-08 | 商业部武汉粮食科学研究设计所 | Puffing chamber for dry extrusion puffing machine |
| US6168410B1 (en) * | 1997-08-08 | 2001-01-02 | Tnl Industrial Mecanica Ltda. | Apparatus for the expansion and/or heat treatment of oleo resinous material |
| JPH11346746A (en) * | 1998-06-04 | 1999-12-21 | Japan Steel Works Ltd:The | Production of foamed rice molded product |
| JP2003334011A (en) * | 2002-05-22 | 2003-11-25 | Japan Steel Works Ltd:The | Method for expanding cereal and apparatus therefor |
| CN101057702A (en) * | 2007-05-19 | 2007-10-24 | 江苏牧羊集团有限公司 | Puffing machine for high starch materials puffing |
| CN201336906Y (en) * | 2008-12-07 | 2009-11-04 | 宋秀杉 | Feather expander |
| CN201726850U (en) * | 2010-03-15 | 2011-02-02 | 武勇 | Bulking device of bulking machine |
| CN202603576U (en) * | 2012-05-25 | 2012-12-19 | 贵港瑞康饲料有限公司 | Propulsion screw of bulking machine |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103892426A (en) * | 2012-12-25 | 2014-07-02 | 江苏正昌粮机股份有限公司 | Kneading knife for bulking machine |
| CN103892426B (en) * | 2012-12-25 | 2016-01-13 | 江苏正昌粮机股份有限公司 | A kind of bulking machine kneading cutter |
| CN107296069A (en) * | 2017-07-05 | 2017-10-27 | 延边阿拉里机械设备制造有限公司 | Unit is combined in a kind of energy-saving and emission-reduction |
| CN109137591A (en) * | 2018-09-20 | 2019-01-04 | 上海同化新材料科技有限公司 | It is used to prepare the device of powdered cellulose |
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Application publication date: 20120919 |