CN107334175A - A kind of feed extruder mould - Google Patents
A kind of feed extruder mould Download PDFInfo
- Publication number
- CN107334175A CN107334175A CN201710765113.4A CN201710765113A CN107334175A CN 107334175 A CN107334175 A CN 107334175A CN 201710765113 A CN201710765113 A CN 201710765113A CN 107334175 A CN107334175 A CN 107334175A
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- China
- Prior art keywords
- aperture
- spring
- pressure
- regulating block
- disk body
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N17/00—Apparatus specially adapted for preparing animal feeding-stuffs
- A23N17/005—Apparatus specially adapted for preparing animal feeding-stuffs for shaping by moulding, extrusion, pressing, e.g. pellet-mills
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of feed extruder mould, provide the disk body with nib, and corresponding nib is provided with aperture pressure sensitive adjusting means, so as to adjust the size in aperture according to pressure, excessive pressure is set comparatively fast to discharge, again in insufficient pressure, aperture is reduced so that the puffing quality of feed is guaranteed.The aperture regulating block that the pressure regulation of aperture pressure sensitive adjusting means is mainly promoted by spring and spring is completed.The beneficial effect of this programme can be learnt according to the narration to such scheme, simple in construction, reasonable in design, realize the adjustment to the in-house maximum pressure of screw extrusion, and when pressure is excessive, can expand aperture prevents from blocking and discharging pressure；And can reduces aperture so that the puffing quality of feed is guaranteed when pressure is reduced；And the quantitative adjusting to maximum pressure can be realized, the raising to production safety and product quality is very intentional.
Description
Technical field
The present invention relates to a kind of feed production equipment, more particularly to a kind of feed extruder mould.
Background technology
Feed extruder is widely used to field of food and field of feed processing.Expanded is to humidify material, heat tune
Matter processing, and extrude nib or spray pressure vessel suddenly, the technological operation of enlarged volume is made because being depressured suddenly.Extrusion
Technology is widely used to field of food and field of feed processing.In the prior art, in order to obtain the various rule of high gelatinization degree
The Extrusion Products of lattice size, different densities, material is allowed to be carried out by quality-adjusting device using water and steam first quenched, material exists
Infiltration is sufficiently contacted with water, steam in quality-adjusting device, by the regular hour, material obtains certain pre-gelatinized, after pre-gelatinized
Material enter back into screw extruder and extruded.When extruder works, by the material of certain precuring by that can revolve
The screw rod turned move to discharging nib direction, material from charging aperture into this section of distance of nib that discharge, material is in extruder
By being acted on during rotatable screw rod by powerful mechanical energy, temperature, the pressure of material are gradually lifted, and are discharged when material reaches
Before nib, the gelatinization degree of material reaches highest state, and subsequent material squeezes out from discharging nib, then obtains height by cutting
The extruding grain products of gelatinization degree.Make material physical property that the change of matter occur using puffing technique, greatly improve feed product product
Matter, feed resource is expanded, improved the digestibility of feeding feed stuff, puffing technique is in effectively prevention animal alimentary canal diseases
And there is the advantage of uniqueness in terms of feed safety.Under high temperature, high pressure conditions through strong extruding, shearing, friction, mixing, squeeze
Send as an envoy to starch gelatinization in feed, albuminous degeneration, each component between material produces strong physics and physicochemical change, thing
Material all generates the big change of tool on macro-and micro-structure.Feed has high through high temperature, high pressure in extruding reaction device simultaneously
Moisture, the activity of various ANFs is set to obtain more effectively being passivated, harmful levels of pathogens is compared with can thoroughly inactivate.So as to make to squeeze
The finished product of pressure bulking machine has good water resistance and stability, easy to digest, absorption efficiency is high, bacteria containing rate is low, security is good etc.
Feature.But bulking machine, in puffing process is carried out, material can move with the rotation of screw rod in screw sleeve, due to spiral shell
The change of the depth of thread on bar, can be constantly increasing the pressure suffered by material, and among this process, screw sleeve easily goes out
The problem of temperature in now blocking and expanded set is too high；Moreover, the quality of puffing quality, it is important to pressure and temperature in machine barrel
Degree, different types of material need the expansion effect that different pressure can be only achieved, and the size of pressure is mainly by machine barrel and spiral shell
Gap between bar determines.The bulking machine pressurizing unit of prior art, it is primarily present following shortcoming：Can not be according to the kind of material
Pressure in class adjustment machine barrel, influences expansion effect.Particularly in puffing straw feed, due to the chemistry that straw feed is main
Composition is the cellulose of lignifying and non-woodization, hemicellulose, and pressure is more difficult to control, and is blocked in expanded machine barrel or stifled
Fill in mould.
The content of the invention
The present invention be directed to the deficiency present in prior art, and provide a kind of simple in construction, reasonable in design, realize
To the quantitative adjusting of the in-house maximum pressure of screw extrusion, when pressure is excessive, can expand aperture prevents from blocking and releases
Bleed off pressure power；And can reduces aperture so that a kind of guaranteed feed extruder mould of the puffing quality of feed when pressure is reduced
Tool.
To achieve these goals, the invention provides the disk body with nib, and corresponding nib is provided with aperture pressure
Sense adjusting means, so as to adjust the size in aperture according to pressure, excessive pressure is comparatively fast discharged, and in insufficient pressure
When, aperture is reduced so that the puffing quality of feed is guaranteed.The pressure of aperture pressure sensitive adjusting means is adjusted mainly by bullet
The aperture regulating block that spring and spring promote is completed, and because spring has deformation and the directly proportional characteristic of pressure, thus is got in pressure
When big, aperture is bigger；When pressure is reduced, aperture reduces, so as to can not only put into practice the qualitative adjustment of aperture and pressure, and also it is complete
The quantitative adjusting relation between pressure and aperture can be realized entirely.
Specifically, the present invention is a kind of feed extruder mould, including it is arranged on the disk of screw extrusion mechanism end
Body, the disk body are provided with nib, and the disk body corresponds to the nib and is provided with aperture pressure sensitive adjusting means, the hole
Mouth pressure sensitive adjusting means includes aperture regulating block, and the aperture regulating block tail end is provided with spring, and the spring tail end is set
It is equipped with spring base；The spring base tail end is provided with adjustment bolt, and the adjustment bolt bolt connection has a capping, the capping with
The disk body is fixedly connected；The capping tail end is connected with extension spring, and the extension spring connects the aperture regulating block tail end, the drawing
The spring modulus of spring is less than the spring modulus of the spring.
Wherein, the cavity of the corresponding screw extrusion mechanism in nib axial direction is evenly distributed on the disk body；
One end of the nib towards screw extrusion mechanism axial line is narrow, backwards to screw extrusion mechanism axle center
One end of line is broad；The nib is uniformly distributed around screw extrusion mechanism axial line.
The aperture regulating block front end is disposed an outwardly facing the slope of screw extrusion mechanism cavity；Adjust in the aperture
Locking nub front end both sides, which are provided with inclined-plane, makes the aperture regulating block form the shape that front end to tail end is gradually widened；Adjust in the aperture
The width at the most narrow place in locking nub front end is more than the Breadth Maximum of the nib.
The aperture regulating block tail end both sides are each provided with guide rod, and the guide rod is connected to the spring base,
The spring base is provided with guide rod guide hole and is flexibly connected with the guide rod；The guide rod is respectively sleeved on the spring；
The extension spring is provided among two springs.
The correspondence nib and relatively described nib of the disk body are provided with aperture pressure away from the disk body center
Power senses adjusting means mounting hole, and the mounting hole site is in the normal orientation of the disk body；The mounting hole is close to the nib
Position section is the aperture regulating block tail end cross sectional shape；The mounting hole is each provided with bullet backwards to the die hole location both sides
Spring abutment loose slot.
Screw extrusion mechanism end is provided with flange, the flange and the disk body bolt connection.
The end of the aperture regulating block includes the slope, positioned at the slope backwards to the screw extrusion mechanism
Position be provided with the end face consistent with screw extrusion mechanism axis direction；The slope be connected with the end face and
Between angle be 140-160 °.
During installation, spring is loaded onto to the guide rod of aperture regulating block, and spring base is flexibly connected with guide rod, afterwards will
Aperture regulating block, extension spring and capping connection.Aperture regulating block and spring, spring base push-in aperture pressure sensitive adjusting means are pacified
Hole is filled, capping is fixed.Mounting and adjusting bolt adjustment nib presets aperture size, and after adjusting, disk body and spiral are squeezed
Expanded mechanism end is pressed to be fixedly connected.
In the course of the work, the material for reacting completion is extruded from aperture, can extrusion orifice regulation when material pressure increase
The slope and end face of block, make spring contraction, so that aperture expands, larger agglomerate is easily extruded and discharge excessive pressure
Power.Due to spring, to be more extruded elastic force bigger, thus automatically adjusts pressure near nib.
The beneficial effect of this programme can be learnt according to the narration to such scheme, simple in construction, reasonable in design, be realized pair
The adjustment of the in-house maximum pressure of screw extrusion, when pressure is excessive, can expand aperture prevents from blocking and discharging pressure；
And can reduces aperture so that the puffing quality of feed is guaranteed when pressure is reduced；And it can realize and maximum pressure is determined
Amount adjustment, the raising to production safety and product quality are very intentional.The in-house pressure the best part of screw extrusion
Its contact position with disk body is normally at, therefore the maximum pressure of adjustment plate body position is exactly that screw extrusion is in-house
Maximum pressure, so setting aperture pressure sensitive adjusting means in disk body..The pressure regulation master of aperture pressure sensitive adjusting means
The aperture regulating block to be promoted by spring and spring is completed, because spring has deformation and the directly proportional characteristic of pressure, thus
When pressure is bigger, aperture is bigger；When pressure is reduced, aperture reduces, so as to can not only put into practice the qualitative adjustment of aperture and pressure,
And the quantitative adjusting relation between pressure and aperture can be realized completely.Spring base tail end sets adjustment bolt, is conveniently adjusted
Default aperture, so as to which the control to pressure is more accurate.Capping tail end is connected with extension spring, makes aperture regulating block, spring and spring
Seat will not separate.The modulus of elasticity of extension spring is much smaller than spring, aperture regulating block, spring and spring base is not separated i.e.
Can.One end of nib towards screw extrusion mechanism axial line is narrow, backwards to one end of screw extrusion mechanism axial line
It is broad, so as to when aperture regulating block adjusts aperture size, ensure relatively side rather than a longer aperture as far as possible, make big lead
Cause block agglomerate more easily by.Aperture regulating block front end is disposed an outwardly facing the slope of screw extrusion mechanism cavity, from
And material can be made to be easily accessible the normal plane of aperture regulating block；Aperture regulating block front end both sides, which are provided with inclined-plane, makes aperture regulating block
The shape that front end to tail end is gradually widened is formed, so as to the interference being avoided that between the regulating block of aperture, more important is make aperture
Regulating block has the larger width of relative nib, ensure that the intensity of aperture regulating block；The width at the most narrow place in aperture regulating block front end
More than the Breadth Maximum of nib, also for the intensity of aperture regulating block, and the effect of fine crack not how many release pressure.
Aperture regulating block tail end both sides are each provided with guide rod, the direction of motion of aperture regulating block is guaranteed.Two springs are set,
Spring respectively sets spring base, is easy to adjust the pressure of the spring of both sides respectively, so that the stress of aperture regulating block more balances.
The extension spring is provided among two springs, so that extension spring also more balances.Mounting hole site is in the normal orientation of disk body
It is easy to aperture regulating block to be moved along normal orientation.Mounting hole is aperture regulating block tail end cross sectional shape close to die hole location section,
Can sealing screw extrusion mechanism end.Mounting hole is each provided with spring base loose slot backwards to die hole location both sides, makes spring
The thickness of seat can be more than the width of the body of mounting hole, so as to constrain the freedom of motion of spring base only along aperture regulating block
The direction motion of center line.Screw extrusion mechanism end is provided with flange, flange and disk body bolt connection, enables bolt
Through connection, so that connection is more firm.The end of aperture regulating block is located at slope backwards to the position of screw extrusion mechanism
Install and be equipped with the end face consistent with screw extrusion mechanism axis direction, so as to ensure that the intensity of aperture regulating block end,
In the outward flanging of pressure aperture regulating block will not be made stuck；Slope and end face connection and between angle be 140-160 °,
While the Feed Energy is entered aperture regulating block end face, and can makes transmission of the pressure as far as possible along aperture regulating block.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of the disk body of the present invention；
The I positions amplification group that Fig. 3 is Fig. 2；
In figure, 1, screw extrusion mechanism；2nd, disk body；3rd, flange；4th, nib；5th, aperture pressure sensitive adjusting means；6、
Aperture regulating block；7th, slope；8th, end face；9th, inclined-plane；10th, guide rod；11st, spring base；12nd, spring；13rd, extension spring；14th, spiral shell is adjusted
Bolt；15th, cover；16th, mounting hole；17th, loose slot.
Embodiment
For the technical characterstic for illustrating this programme can be understood, below by embodiment, this programme is illustrated.
As Figure 1-3, the present embodiment is a kind of feed extruder mould, including is arranged on screw extrusion mechanism 1
The disk body 2 of end, the end set of screw extrusion mechanism 1 have flange 3, flange 3 and the bolt connection of disk body 2.
Disk body 2 is provided with nib 4, and the cavity that nib 4 axially corresponds to screw extrusion mechanism 1 is evenly distributed on disk body 2
On；One end of nib 4 towards the axial line of screw extrusion mechanism 1 is narrow, backwards to the one of the axial line of screw extrusion mechanism 1
Hold broad；Nib 4 is uniformly distributed around the axial line of screw extrusion mechanism 1.
The corresponding nib 4 of disk body 2 is provided with aperture pressure sensitive adjusting means 5, and aperture pressure sensitive adjusting means 5 includes
Aperture regulating block 6, the front end of aperture regulating block 6 are disposed an outwardly facing the slope 7 of the cavity of screw extrusion mechanism 1, carried on the back positioned at slope 7
The end face 8 consistent with screw extrusion mechanism 1 axis direction is provided with to the position of screw extrusion mechanism 1；Slope 7 with
End face 8 connect and between angle be 140 °.The front end both sides of aperture regulating block 6 be provided with inclined-plane 9 make aperture regulating block 6 formed before
The shape gradually widened to tail end is held, the width at the most narrow place in the front end of aperture regulating block 6 is more than the Breadth Maximum of nib 4.
The tail end both sides of aperture regulating block 6 are each provided with guide rod 10, and guide rod 10 is connected to spring base 11, spring base
11 are provided with guide rod guide hole is flexibly connected with guide rod 10；Guide rod 10 is respectively sleeved on spring 12；Among two springs 12
It is provided with extension spring 13.12 tail ends of spring are provided with adjustment bolt 14, and the bolt connection of adjustment bolt 14 has a capping 15, capping 15 with
Disk body 2 is fixedly connected；The connection extension spring 13 of 15 tail ends is covered, extension spring 13 connects the tail end of aperture regulating block 6, the spring modulus of extension spring 13
Less than the spring modulus of spring 12.
The corresponding nib 4 of disk body 2 and relative nib 4 is provided with aperture pressure sensitive adjusting means away from disk body center
Mounting hole 16, mounting hole 16 are located at the normal orientation of disk body 2；Mounting hole 16 is the tail of aperture regulating block 6 close to the position section of nib 4
End section shape；Mounting hole 16 is each provided with spring base loose slot 17 backwards to the position both sides of nib 4.
During installation, spring 12 is loaded onto to the guide rod 10 of aperture regulating block 6, and by spring base 11 and the activity of guide rod 10 even
Connect, afterwards by aperture regulating block 6, extension spring 13 and the connection of capping 15.Aperture regulating block 6 and spring 12, spring base 11 are pushed into hole
Mouth pressure sensitive adjusting means mounting hole 16, capping 15 is fixed.It is big that the adjustment nib 4 of mounting and adjusting bolt 14 presets aperture
It is small, after adjusting, disk body 2 is fixedly connected with screw extrusion mechanism 1 end.
In the course of the work, the material for reacting completion is extruded from aperture, can extrusion orifice regulation when material pressure increase
The slope 7 and end face 8 of block 6, shrink spring 12, so that aperture expands, larger agglomerate is easily extruded and discharge excessive
Pressure.Due to spring 12, to be more extruded elastic force bigger, thus automatically adjusts pressure near nib 4.
Technical characteristic of the invention without description can be realized by or using prior art, will not be repeated here, certainly,
It is limitation of the present invention that described above, which is not, and the present invention is also not limited to the example above, the ordinary skill of the art
The variations, modifications, additions or substitutions that personnel are made in the essential scope of the present invention, it should also belong to the protection model of the present invention
Enclose.
Claims (7)
1. a kind of feed extruder mould, including the disk body of screw extrusion mechanism end is arranged on, the disk body is provided with
Nib, it is characterised in that the disk body corresponds to the nib and is provided with aperture pressure sensitive adjusting means, the aperture pressure
Sensing adjusting means includes aperture regulating block, and the aperture regulating block tail end is provided with spring, and the spring tail end is provided with bullet
Spring abutment；The spring base tail end is provided with adjustment bolt, and the adjustment bolt bolt connection has capping, the capping and the disk
Body is fixedly connected；The capping tail end is connected with extension spring, and the extension spring connects the aperture regulating block tail end, the bullet of the extension spring
Spring modulus is less than the spring modulus of the spring.
2. feed extruder mould according to claim 1, it is characterised in that axially the corresponding spiral squeezes the nib
The cavity of expanded mechanism is pressed to be evenly distributed on the disk body；The nib is towards screw extrusion mechanism axial line
One end is narrow, broad backwards to one end of screw extrusion mechanism axial line；The nib is swollen around the screw extrusion
Change mechanism axial line to be uniformly distributed.
3. feed extruder mould according to claim 1 or 2, it is characterised in that the aperture regulating block front end is set
Have towards the slope of screw extrusion mechanism cavity；The aperture regulating block front end both sides, which are provided with inclined-plane, makes the hole
Mouth regulating block forms the shape that front end to tail end is gradually widened；The width at the most narrow place in aperture regulating block front end is more than the mould
The Breadth Maximum in hole.
4. according to any described feed extruder moulds of claim 1-3, it is characterised in that the aperture regulating block tail end two
Side is each provided with guide rod, and the guide rod is connected to the spring base, the spring base be provided with guide rod guide hole with
The guide rod is flexibly connected；The guide rod is respectively sleeved on the spring；The drawing is provided among two springs
Spring.
5. according to any described feed extruder moulds of claim 1-4, it is characterised in that the correspondence mould of the disk body
Hole and relatively described nib is provided with aperture pressure sensitive adjusting means mounting hole, the installation away from the disk body center
Hole position is in the normal orientation of the disk body；The mounting hole is cut close to the die hole location section for the aperture regulating block tail end
Face shape；The mounting hole is each provided with spring base loose slot backwards to the die hole location both sides.
6. according to any described feed extruder moulds of claim 1-5, it is characterised in that the screw extrusion mechanism
End set has flange, the flange and the disk body bolt connection.
7. according to any described feed extruder moulds of claim 1-6, it is characterised in that the end of the aperture regulating block
Including the slope, it is provided with positioned at the slope backwards to the position of the screw extrusion mechanism swollen with the screw extrusion
Change the consistent end face of mechanism axis direction；The slope and the end face connection and between angle be 140-160 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710765113.4A CN107334175B (en) | 2017-08-30 | 2017-08-30 | Feed bulking machine mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710765113.4A CN107334175B (en) | 2017-08-30 | 2017-08-30 | Feed bulking machine mould |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107334175A true CN107334175A (en) | 2017-11-10 |
| CN107334175B CN107334175B (en) | 2020-07-21 |
Family
ID=60214181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710765113.4A Active CN107334175B (en) | 2017-08-30 | 2017-08-30 | Feed bulking machine mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107334175B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113455681A (en) * | 2021-05-27 | 2021-10-01 | 张龙 | Puffing device capable of automatically adjusting diameter of die hole according to product appearance |
| CN113598395A (en) * | 2021-08-10 | 2021-11-05 | 邵梅华 | Pig feed processing system and pig feed processing method |
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| US3536115A (en) * | 1968-01-10 | 1970-10-27 | Weiler & Co | Food grinder |
| CN2105852U (en) * | 1991-09-27 | 1992-06-03 | 张日哲 | Chicken excrement regenerated feed puffing machine |
| CN2684591Y (en) * | 2003-12-16 | 2005-03-16 | 赵培龙 | Coarse fodder cuber |
| CN201525047U (en) * | 2009-10-10 | 2010-07-14 | 沈阳飞机工业（集团）有限公司 | Prepreg cutting device |
| CN101803794A (en) * | 2010-04-23 | 2010-08-18 | 江苏牧羊集团有限公司 | Extruder |
| CN102370237A (en) * | 2010-08-26 | 2012-03-14 | 现代农装科技股份有限公司 | Feed expander and expanded feed discharging mechanism thereof |
| CN202819583U (en) * | 2012-06-26 | 2013-03-27 | 牧羊有限公司 | Discharge structure of bulking machine |
| CN203302307U (en) * | 2013-05-17 | 2013-11-27 | 牧羊有限公司 | Extruding bulking machine capable of adjusting discharging gap online |
| CN105495660A (en) * | 2015-12-13 | 2016-04-20 | 重庆长源饲料有限公司 | Extruding device for extruder |
| CN207912014U (en) * | 2017-08-30 | 2018-09-28 | 偃师六和饲料有限公司 | A kind of feed extruder mold |
-
2017
- 2017-08-30 CN CN201710765113.4A patent/CN107334175B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3536115A (en) * | 1968-01-10 | 1970-10-27 | Weiler & Co | Food grinder |
| CN2105852U (en) * | 1991-09-27 | 1992-06-03 | 张日哲 | Chicken excrement regenerated feed puffing machine |
| CN2684591Y (en) * | 2003-12-16 | 2005-03-16 | 赵培龙 | Coarse fodder cuber |
| CN201525047U (en) * | 2009-10-10 | 2010-07-14 | 沈阳飞机工业（集团）有限公司 | Prepreg cutting device |
| CN101803794A (en) * | 2010-04-23 | 2010-08-18 | 江苏牧羊集团有限公司 | Extruder |
| CN102370237A (en) * | 2010-08-26 | 2012-03-14 | 现代农装科技股份有限公司 | Feed expander and expanded feed discharging mechanism thereof |
| CN202819583U (en) * | 2012-06-26 | 2013-03-27 | 牧羊有限公司 | Discharge structure of bulking machine |
| CN203302307U (en) * | 2013-05-17 | 2013-11-27 | 牧羊有限公司 | Extruding bulking machine capable of adjusting discharging gap online |
| CN105495660A (en) * | 2015-12-13 | 2016-04-20 | 重庆长源饲料有限公司 | Extruding device for extruder |
| CN207912014U (en) * | 2017-08-30 | 2018-09-28 | 偃师六和饲料有限公司 | A kind of feed extruder mold |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113455681A (en) * | 2021-05-27 | 2021-10-01 | 张龙 | Puffing device capable of automatically adjusting diameter of die hole according to product appearance |
| CN113598395A (en) * | 2021-08-10 | 2021-11-05 | 邵梅华 | Pig feed processing system and pig feed processing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107334175B (en) | 2020-07-21 |
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Effective date of registration: 20200603 Address after: 621000 Mianyang national hi tech Industrial Development Zone, Sichuan, China Applicant after: New Hope Liuhe Feed Co.,Ltd. Applicant after: Jiangxi new hope agriculture and animal husbandry technology Co., Ltd Address before: 621000 Mianyang national hi tech Industrial Development Zone, Sichuan, China Applicant before: New Hope Liuhe Feed Co.,Ltd. |
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