CN104450166B - A kind of tung oil tree removing device - Google Patents
A kind of tung oil tree removing device Download PDFInfo
- Publication number
- CN104450166B CN104450166B CN201410666357.3A CN201410666357A CN104450166B CN 104450166 B CN104450166 B CN 104450166B CN 201410666357 A CN201410666357 A CN 201410666357A CN 104450166 B CN104450166 B CN 104450166B
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- China
- Prior art keywords
- rotary screen
- rifling
- helical blade
- tung oil
- cylinder
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Classifications
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B1/00—Production of fats or fatty oils from raw materials
- C11B1/02—Pretreatment
- C11B1/04—Pretreatment of vegetable raw material
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Fats And Perfumes (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a kind of tung oil tree removing device, belong to tung oil tree processing unit technical field.Including the pre- structure of peeling off for setting gradually, structure of peeling off, vibratory sieve and selection by winnowing structure；Charging aperture and discharging opening that pre- structure of peeling off is respectively provided with including the rotor set in cylinder, cylinder and cylinder top and bottom, rotor rotates around the center line of cylinder, conveying rifling is convexly equipped with the inwall of cylinder, extruding rifling is convexly equipped with rotor, the pitch of the pitch more than upper and lower section in extruding rifling stage casing, cylinder body bottom discharging opening is connected by conveyer belt with structure of peeling off；Structure of peeling off includes the charging aperture and discharging opening that the helical blade and rotary screen two ends that are set in horizontally disposed rotary screen, rotary screen are respectively provided with, helical blade is coaxially disposed with rotary screen, helical blade is more than the rotating speed of rotary screen with the rotating speed of rotary screen rotating Vortex and helical blade, axially spaced apart on rotary screen inwall to have a plurality of blend stop.
Description
Technical field
The present invention relates to tung oil tree processing unit technical field, more particularly to a kind of tung oil tree removing device.
Background technology
Tung oil tree（Scientific name：Vernicia fordii (Hemsl.) Airy Shaw）Euphorbiaceae, tung tree deciduous tree, tree
Skin grey, branch is sturdy, leaf oval, and flower monoecism, calyx outside is close by the micro- pubescence of sepia；Petal white, there is light red
Color vein, obovate, ovary is close by pubescence, and drupe is closely spherical, plants skin wooden.The flowering fruit bearing stage 3-9 months.The thick shelly kind skin of seed tool,
Width egg shape；Benevolence oil-containing, up to 70%, tung oil is essential industry oil, manufacture paint and coating, and economic worth is extra-high.Tung oil and
Wood oil golden yellow color is pale brown, is all excellent drying oil, glossy, it is impossible to edible, with it is waterproof, airtight, do not conduct electricity,
The features such as antiacid alkali, anticorrosion, cold-hot.Be widely used in painting, plastics, electrical equipment, artificial rubber, dermatine, synthetic petroleum,
The manufacturing industry such as ink.
Tung nut harvesting after, frequently with accumulation macerate it is rotten remove wooden pericarp, if dry weather needs lid straw, spill heavy warp
15-20 days, pericarp rotted to soften, and strips the seeds of a tung oil tree with small cleek and dries, and artificial stripping is expensive, and efficiency is low, small-sized machinery of peeling off
Same effect low-loss is big.
The content of the invention
This tung nut removing device, solves tung nut and macerates rotten without accumulation, manually takes the seeds of a tung oil tree, then dries process, directly
With the ripe paulownia of harvesting really（It is dry, wet all）, shelled through the present apparatus, the seeds of a tung oil tree are processed into, oil expression is directly used in, efficiency is artificial
More than 100 times, processing cost is low, and effect is high, this unitary device working ability be more than 5 ton hours, peel off threshing performance up to 95% with
On, it is adapted to large area tung oil tree planting base and Large Oil tung oil processing enterprise uses.The technical scheme is as follows：
The embodiment of the invention provides a kind of tung oil tree removing device, including the pre- structure of peeling off for setting gradually, structure of peeling off,
Vibratory sieve and selection by winnowing structure；The pre- structure of peeling off by tung oil tree cracking for dividing valve, including the cylindrical shape for vertically setting
Cylinder, the rotor of round tapered that sets in cylinder and cylinder the top and bottom charging aperture and discharging opening that are respectively provided with, institute
The center line that rotor is stated around cylinder is rotated, and conveying rifling is convexly equipped with the inwall of the cylinder, and extruding is convexly equipped with the rotor
Rifling, the pitch of the pitch more than upper and lower section in the extruding rifling stage casing, the top and bottom of the rotor and the spacing of cylinder
Respectively 7-9cm and 2-4cm, the cylinder body bottom discharging opening is connected by conveyer belt with structure of peeling off.The structure use of peeling off
Tung oil tree shell seed after point valve is made is separated, including the helical blade and rotary screen set in horizontally disposed rotary screen, rotary screen
Charging aperture and discharging opening that two ends are respectively provided with, the helical blade are coaxially disposed with rotary screen, the helical blade and roller
The rotating speed of sieve rotating Vortex and helical blade is more than the rotating speed of rotary screen, axially spaced apart on the rotary screen inwall to have many
Bar blend stop.The rotary screen is arranged right below used by oscillating screen in short grained impurity is removed, and the bancoul nuts output on screen cloth is arrived
Selection by winnowing structure.The selection by winnowing structure obtains the bancoul nuts of free from admixture for selection by winnowing.
Specifically, the height of the conveying rifling in the embodiment of the present invention is 8-12mm, and pitch is 240-270mm.
Wherein, the extruding rifling in the embodiment of the present invention is displacement rifling, and the extruding rifling pitch of epimere is 12-17cm,
The extruding rifling pitch in stage casing is 18-24cm, and the extruding rifling pitch of hypomere is 12-17cm, and the height for extruding rifling is 8-
12mm。
Wherein, the rotating speed of the helical blade in the embodiment of the present invention is 4-6 times of the rotating speed of rotary screen.
Specifically, the rotating speed of the helical blade in the embodiment of the present invention be 140-170 revs/min, the rotary screen turn
Speed is 25-40 revs/min.
Specifically, the distance between the outer rim of the helical blade in the embodiment of the present invention and rotary screen inwall are 20-40mm.
Specifically, the pitch of the helical blade in the embodiment of the present invention is 1.5-3 times of rotary screen length.
Specifically, the thickness of the blend stop in the embodiment of the present invention is 10-20mm, and width is 25-40mm.
Specifically, the aperture of the rotary screen screen cloth in the embodiment of the present invention is 27-35mm, the aperture of the vibrating screen mesh
It is 8-12mm.
Specifically, the helical blade in the embodiment of the present invention is included outside multiple supports and support of the radial setting of its rotating shaft
The impact bar that lateral margin is set, the support is provided for for debris being pushed to discharging opening around its rotating shaft helical form.
Tung oil tree removing device provided in an embodiment of the present invention has the beneficial effect that：The embodiment of the invention provides a kind of tung oil tree
Removing device, is ftractureed to tung oil tree respectively by the pre- structure of peeling off for setting gradually, structure of peeling off, vibratory sieve and selection by winnowing structure
Point valve, cracking point valve simultaneously screen out the shell of bulky grain, screen out fine grained and selection by winnowing obtains the bancoul nuts of free from admixture, and efficiency is artificial
More than 100 times, threshing performance up to more than 95% of peeling off, effect of shelling is good.Wherein, by conveying rifling and becoming in pre- structure of peeling off
Away from extruding rifling improve a point valve effect；Wherein, the spiral shell for being set by the blend stop and spiral on rotary screen in structure of peeling off
Vane piece coordinates, the tung oil tree for making atwirl helical blade impact be thrown by blend stop, separates its shell seed, and separation is basically reached
Absolutely, and spiral set helical blade the impurity of the shell of bulky grain is also pushed out rotary screen.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be to that will make needed for embodiment description
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the structural representation of tung oil tree removing device provided in an embodiment of the present invention；
Fig. 2 is the sectional view that rotary screen provided in an embodiment of the present invention is combined with helical blade；
Fig. 3 is the outside drawing of helical blade provided in an embodiment of the present invention.
In figure：1 pre- structure of peeling off, 2 are peeled off structure, 3 vibratory sieves, 4 selection by winnowing structures, 5 storage tanks, 6 cylinders, 7 rotors, 8 the
One charging aperture, 9 first discharging openings, 10 conveyer belts, 11 frames, 12 rotary screens, 13 helical blades, 14 second charging apertures, 15 second
Discharging opening, 16 second reducing motors, 17 the 3rd reducing motors, 18 delivery sheets, 19 first reducing motors, 20 blend stops, 21 rotating shafts, 22
Support, 23 impact bars.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
Referring to Fig. 1-3, a kind of tung oil tree removing device, including the pre- structure of peeling off for setting gradually are the embodiment of the invention provides
1st, structure of peeling off 2, vibratory sieve 3 and selection by winnowing structure 4 etc..Specifically, a storage tank 5 is set on the ground, pre- structure 1 of peeling off is put
In wherein, its discharging opening is connected with the charging aperture of structure 2 of peeling off by conveyer belt 10, structure of peeling off 2, vibratory sieve 3 and selection by winnowing knot
All on ground, structure of peeling off 2 is located at the upper and lower part of same frame 11 to structure 4 with vibratory sieve 3, and the screen cloth face of vibratory sieve 3 is by sending
Flitch 18 is connected with selection by winnowing structure 4.
Wherein, the pre- structure 1 of peeling off in the present embodiment by tung oil tree cracking for dividing valve, including the circle for vertically setting
The first charging aperture that the rotor 7 and the top and bottom of cylinder 6 of the interior round tapered for setting of the cylinder 6 of tubular, cylinder 6 are respectively provided with
8 and first discharging opening 9 etc..Wherein, rotor 7 is up-small and down-big circular cone structure, and it rotates around the center line of cylinder 6, cylinder 6
It is coaxially disposed with rotor 7.Conveying rifling is convexly equipped with the inwall of cylinder 6, accordingly, on rotor 7（On outer peripheral face）It is convexly equipped with crowded
Pressure rifling, conveying rifling is oppositely arranged with extruding rifling.Wherein, conveying rifling is equidistant rifling.Extruding rifling is displacement rifling,
Pitch of the pitch in its stage casing more than upper and lower section, conveying rifling is consistent with the extruding rifling hand of spiral.Specifically, the top of rotor 7
Portion and bottom are respectively 7-9cm and 2-4cm with the spacing of cylinder 6, and the spacing between rotor 7 and cylinder 6 from top to bottom gradually subtracts
Small, the height of rotor 7 is 0.7-1m, a diameter of 0.7-1m of cylinder 6.First discharging opening 9 of the bottom of cylinder 6 passes through conveyer belt 10
Second charging aperture 14 with structure 2 of peeling off is connected.Specifically, tung oil tree by first charging aperture 8 enter into cylinder 6 and rotor 7 it
Between gap, rub crowded tung oil tree with the hands with the relative motion of extruding rifling by conveying rifling, make tung oil tree point valve, and pass through squeezing for displacement
Pressure rifling ensures a point valve effect.
Wherein, the structure 2 of peeling off in the present embodiment is used to make the tung oil tree shell seed after point valve separate and screen out big shell, including
Set in horizontally disposed rotary screen 12 for screening out big shell, rotary screen 12 around the spiral helicine helical blade 13 of axle（It is many
Piece）The second charging aperture 14 being respectively provided with the two ends of rotary screen 12（Located at the front upper of rotary screen 12）With the second discharging opening 15
（Located at the lower rear of rotary screen 12）Deng.Rotary screen 12 is essentially identical with the structure of existing rotary screen, and it is driven by motor
Rotation, sieve aperture has been covered with its barrel.Helical blade 13 is coaxially disposed with rotary screen 12, and helical blade 13 is in the same direction with rotary screen 12
Rotating speed of the rotating speed of rotation and helical blade 13 more than rotary screen 12.Specifically, rotary screen 12 is driven by second reducing motors 16
Dynamic rotation, such as second reducing motors 16 can engage to drive by gear with the sliding tooth on the periphery of rotary screen 12；Helical-blade
Piece 13 drives rotation by the 3rd reducing motor 17, and such as the 3rd reducing motor 17 can be by rotating shaft（13 pairs, multi-slice spiral blade
Title is distributed in rotating shaft）To drive；Certainly, rotary screen 12 and helical blade 13 can also have same dynamic structure to be passed by speed change
Dynamic system drives simultaneously.It is axially spaced apart on the inwall of rotary screen 12 to have a plurality of blend stop 20 for impacting tung oil tree, the edge of blend stop 20
Fore-and-aft direction extends to the rear portion of rotary screen 12 by the front portion of rotary screen 12.Helical blade 13 is helically fixed on it along the longitudinal direction
Rotating shaft（Rotating shaft sets and is overlapped with the center line of rotary screen 12 along the longitudinal direction）On, helical blade 13 is along the longitudinal direction by rotary screen
12 front portions extend to the rear portion of rotary screen 12, and the pitch of helical blade 13 is 1.5-3 times of the length of rotary screen 12, and preferably 2 or so,
Specifically, the length of the rotary screen 12 in the embodiment of the present invention is 3m, and the pitch of helical blade 13 is 6.3m.Specifically, divide
Tung oil tree after valve, certain altitude is thrown by the blend stop 20 on rotary screen 12, is freely fallen, the helical blade for being rotated at a high speed
13 hit, and concussion of the tung oil tree through repeatedly hitting generation makes the seeds of a tung oil tree be separated from shell, helical blade 13 clash into tung oil tree while,
And release shell.
Wherein, the vibratory sieve 3 that is arranged right below of the rotary screen 12 in the present embodiment is used to remove short grained impurity, vibrates
Sieve 3 includes the screen cloth set on the framework being obliquely installed, framework and the vibrating motor set on framework.Bancoul nuts on its screen cloth
Export selection by winnowing structure 4.Specifically, rotary screen 12 is located at the top of frame 11, and vibratory sieve 3 is located at the bottom of frame 11, and second slows down
The reducing motor 17 of motor 16 and the 3rd is anterior located at frame 11, and selection by winnowing structure 4 is located at the rear of frame 11.
Wherein, selection by winnowing structure 4 obtains the bancoul nuts of free from admixture for selection by winnowing.
Specifically, the height of the conveying rifling in the embodiment of the present invention is 8-12mm, and pitch is 240-270mm.
Wherein, the extruding rifling in the embodiment of the present invention is displacement rifling（It is spliced by three sections of equidistant riflings）, epimere
Extruding rifling pitch be 12-17cm, the extruding rifling pitch in stage casing is 18-24cm, and the extruding rifling pitch of hypomere is 12-
17cm, the height for extruding rifling is 8-12mm.
Wherein, the rotating speed of the helical blade 13 in the embodiment of the present invention is 4-6 times of the rotating speed of rotary screen 12.
Specifically, the rotating speed of the helical blade 13 in the embodiment of the present invention be 140-170 revs/min, rotary screen 12 turn
Speed is 25-40 revs/min.Under the rotating speed, not only shell and paulownia seed quick separating will not can also be broken paulownia seed, and can be by
Shell is pushed to the second discharging opening 15.
Specifically, the distance between the outer rim of the helical blade 13 in the embodiment of the present invention and the inwall of rotary screen 12 are 20-
40mm。
Specifically, the thickness of the blend stop 20 in the embodiment of the present invention is 10-20mm, and width is 25-40mm.
Specifically, the aperture of the screen cloth of rotary screen 12 in the embodiment of the present invention is 27-35mm, the aperture of the screen cloth of vibratory sieve 3
It is 8-12mm.
Specifically, referring to Fig. 2, the helical blade 13 in the embodiment of the present invention includes the multiple around its radial setting of rotating shaft 21
Support 22（Setting and at an angle spiral along the longitudinal direction）The impact bar 23 set with the lateral border of support 22（Along the longitudinal direction
Set）, 21 helical forms are provided for for big shell being pushed to discharging opening support 22 around the shaft.Specifically, the diameter of rotary screen 12
It is 600-750mm, the distal end of helical blade 13 is 250-320mm with the ultimate range of rotating shaft 21, and six are symmetrically distributed with rotating shaft 21
Root support 22, is symmetrically distributed with eight blend stops 20 on the inwall of rotary screen 12, impact bar 23 is along the longitudinal direction located at the outside of support 22
Edge, impact bar 23 thickness is 10-15mm, and width is 50-80mm, and blend stop 20 and impact bar 23 are all metal material.
The course of work of the tung oil tree removing device is illustrated with reference to Fig. 1：
In pre- structure of peeling off, in the case where rotor and cylinder rifling interact, the crowded stranding power of generation makes first step tung nut
Differentiated with paulownia fruit cracking, the seeds of a tung oil tree loosen in shell.
Really, communicated band is delivered in shell structure the paulownia that second step has been differentiated, by metal on roller shelves bar by paulownia
Fruit brings certain altitude into, free-falling, is hit by atwirl helical blade in the same direction, and paulownia fruit through hitting the vibration of generation for several times
The seeds of a tung oil tree is separated from shell, paulownia seed promptly from rotation roller mesh in discharge, helical blade clash into paulownia fruit while,
And release shell.
The paulownia seed that 3rd step is discharged by roller mesh, collects through vibratory sieve, weeds out less than 10 millimeters impurity, and vibrate
Selection by winnowing structure is transported to, according to the paulownia seed proportion different with shell, paulownia seed and a small amount of shell is separated, obtain pure paulownia seed.
The specific embodiment of present invention described above, is not intended to limit the scope of the present invention..Any basis
Various other corresponding change and deformation that technology design of the invention is made, should be included in the guarantor of the claims in the present invention
In the range of shield.
Claims (7)
1. a kind of tung oil tree removing device, it is characterised in that including the pre- structure of peeling off for setting gradually, structure of peeling off, vibratory sieve and
Selection by winnowing structure；
The pre- structure of peeling off for by a tung oil tree cracking point valve, including vertically set cylindric cylinder, in cylinder
Charging aperture and discharging opening that the rotor and cylinder top and bottom of the round tapered of setting are respectively provided with, the rotor is around cylinder
Center line is rotated, and conveying rifling is convexly equipped with the inwall of the cylinder, and extruding rifling, the extruding thorax are convexly equipped with the rotor
Line is displacement rifling, and the extruding rifling pitch of epimere is 12-17cm, the extruding rifling pitch in stage casing is 18-24cm, and hypomere is squeezed
Pressure rifling pitch is 12-17cm, and the height for extruding rifling is 8-12mm, the top and bottom of the rotor and the spacing of cylinder point
Not Wei 7-9cm and 2-4cm, the cylinder body bottom discharging opening is connected by conveyer belt with structure of peeling off,；
The structure of peeling off is used to separate the tung oil tree shell seed after point valve, including is set in horizontally disposed rotary screen, rotary screen
Helical blade and rotary screen the two ends charging aperture and discharging opening that are respectively provided with, the helical blade is coaxially disposed with rotary screen,
The helical blade is 4-6 times of the rotating speed of rotary screen, the rotary screen with the rotating speed of rotary screen rotating Vortex and helical blade
It is axially spaced apart on inwall to have an a plurality of blend stop, the helical blade include around the radial setting of its rotating shaft multiple supports and
The impact bar that stent outer edge is set, the support is provided for for debris being pushed to discharging opening around its rotating shaft helical form；
The rotary screen is arranged right below used by oscillating screen in removing short grained impurity, the online bancoul nuts output of Vibration Screen
To selection by winnowing structure；The selection by winnowing structure obtains the bancoul nuts of free from admixture for selection by winnowing.
2. tung oil tree removing device according to claim 1, it is characterised in that the height of the conveying rifling is 8-12mm,
Pitch is 240-270mm.
3. tung oil tree removing device according to claim 1, it is characterised in that the rotating speed of the helical blade is 140-170
Rev/min, the rotating speed of the rotary screen is 25-40 revs/min.
4. tung oil tree removing device according to claim 1, it is characterised in that in the outer rim of the helical blade and rotary screen
The distance between wall is 20-40mm.
5. tung oil tree removing device according to claim 1, it is characterised in that the pitch of the helical blade is that rotary screen is long
1.5-3 times of degree.
6. tung oil tree removing device according to claim 1, it is characterised in that the thickness of the blend stop is 10-20mm, width
It is 25-40mm.
7. tung oil tree removing device according to claim 1, it is characterised in that the aperture of the rotary screen screen cloth is 27-
35mm, the aperture of the vibrating screen mesh is 8-12mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410666357.3A CN104450166B (en) | 2014-11-20 | 2014-11-20 | A kind of tung oil tree removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410666357.3A CN104450166B (en) | 2014-11-20 | 2014-11-20 | A kind of tung oil tree removing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104450166A CN104450166A (en) | 2015-03-25 |
| CN104450166B true CN104450166B (en) | 2017-07-07 |
Family
ID=52896925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410666357.3A Expired - Fee Related CN104450166B (en) | 2014-11-20 | 2014-11-20 | A kind of tung oil tree removing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN104450166B (en) |
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| CN105238549A (en) * | 2015-11-13 | 2016-01-13 | 山东瀚景园林植物新品种研发有限公司 | Cornus walteri fruit processing device and processing method |
| CN106196937A (en) * | 2016-07-18 | 2016-12-07 | 吉首大学 | A kind of Paeonia suffruticosa is dried removing device |
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| CN106690337B (en) * | 2016-11-29 | 2022-06-14 | 河南科技大学 | Toper drum-type tree peony seed shelling cleaning plant |
| CN107173827A (en) * | 2017-05-08 | 2017-09-19 | 宋兴国 | A kind of oil tea fresh fruit is peeled off and seed shell separation combination machine |
| CN107521145A (en) * | 2017-09-27 | 2017-12-29 | 贵州纯品油脂有限公司 | One kind is segmented spiral tea fruit oil Oil press |
| CN107858200A (en) * | 2017-11-16 | 2018-03-30 | 安徽省颍上县三金粮油有限公司 | Sesame oil processing raw material preprocessing device |
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| CN2341415Y (en) * | 1998-09-30 | 1999-10-06 | 潘笑容 | Hand and electric two purpose husking machine for Chinese chesnut shell |
| CN2595181Y (en) * | 2003-01-29 | 2003-12-31 | 吕彦彬 | Huller for white melon seeds |
| CN1757330A (en) * | 2005-11-24 | 2006-04-12 | 斯庆达来 | Machine for removing shells of melon seeds |
| CN203120922U (en) * | 2013-01-15 | 2013-08-14 | 四川农业大学 | Vertical type green walnut peeling and cleaning device |
| CN103642582A (en) * | 2013-11-29 | 2014-03-19 | 孙梅 | Process method for shelling oil tea fruits quickly |
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|---|---|---|---|---|
| CN2341415Y (en) * | 1998-09-30 | 1999-10-06 | 潘笑容 | Hand and electric two purpose husking machine for Chinese chesnut shell |
| CN2595181Y (en) * | 2003-01-29 | 2003-12-31 | 吕彦彬 | Huller for white melon seeds |
| CN1757330A (en) * | 2005-11-24 | 2006-04-12 | 斯庆达来 | Machine for removing shells of melon seeds |
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| CN103642582A (en) * | 2013-11-29 | 2014-03-19 | 孙梅 | Process method for shelling oil tea fruits quickly |
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| CN104450166A (en) | 2015-03-25 |
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