CN108126892A - A kind of mixing type feed separating screen device with shock-absorbing function - Google Patents
A kind of mixing type feed separating screen device with shock-absorbing function Download PDFInfo
- Publication number
- CN108126892A CN108126892A CN201711419098.4A CN201711419098A CN108126892A CN 108126892 A CN108126892 A CN 108126892A CN 201711419098 A CN201711419098 A CN 201711419098A CN 108126892 A CN108126892 A CN 108126892A
- Authority
- CN
- China
- Prior art keywords
- sub
- sieve
- shock
- box
- sieve box
- Prior art date
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/34—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen
- B07B1/343—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen with mechanical drive elements other than electromagnets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2224/00—Materials; Material properties
- F16F2224/02—Materials; Material properties solids
- F16F2224/025—Elastomers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2234/00—Shape
- F16F2234/08—Shape spherical
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a kind of mixing type feed separating screen device with shock-absorbing function, including sub-sieve case, the first sub-sieve box, the second sub-sieve box and pedestal；Two one slide rails are symmetrically installed on the left and right sides inner wall of the sub-sieve case, the left and right ends of the first sub-sieve box and the second sub-sieve box are slidably connected respectively with two one slide rails, and the left and right sides in the first sub-sieve cassette bottom portion at the top of spring and the second sub-sieve box by being fixedly connected；The pedestal is fixedly mounted on the bottom of sub-sieve case, and pedestal is made of upper buffer layer and lower buffer layer, and a bar shaped cavity is formed between upper buffer layer and lower buffer layer, and cavity inside is installed with several shock-absorbing balls, damping particle is filled between several shock-absorbing balls.The present invention is constantly thrown feed by the first sub-sieve box moved up and down and the second sub-sieve box, improves efficiency during feed sub-sieve；Chassis interior is also provided with shock-absorbing ball and damping particle, device is made to keep stablizing, improves service using life.
Description
Technical field
The present invention relates to feed processing technology field, specifically a kind of mixing type feed sub-sieve dress with shock-absorbing function
It puts.
Background technology
Feed is the general name of the food of owner domesticated animal, compares narrowly general feeds and generally refers to agricultural
Or the food of animal husbandry domesticated animal.Feed includes soybean, dregs of beans, corn, fish meal, amino acid, miscellaneous dregs of rice, additive, whey
The feedstuff of more than ten kinds such as powder, grease, meat meal tankage, cereal, sugar grass.
It must first be sieved that shatter value is preferable, even-grained product to obtain before feed packing.In the prior art
Screening plant be mostly manual sieve, that is, need manually to shake sieve, heavy workload, and inefficiency, it is big for variable grain
Small material can not separate well.With the development of technology, electronic screen(ing) machine, but most motor-vibro screen have been gradually appeared
Machine is complicated, involves great expense, and screening efficiency is relatively low, needs a large amount of sieving time, influences Business Economic Benefit；It is same with this
When, existing screening plant can generate huge vibration in screening, and long-term vibration is easy to cause device damage, influences device
Service life.
Invention content
The purpose of the present invention is to provide a kind of mixing type feed separating screen device with shock-absorbing function, to solve the above-mentioned back of the body
The problem of being proposed in scape technology.
To achieve the above object, the present invention provides following technical solution：
A kind of mixing type feed separating screen device with shock-absorbing function, including sub-sieve case, the first sub-sieve box, the second sub-sieve box and bottom
Seat；It is symmetrically installed with two one slide rails on the left and right sides inner wall of the sub-sieve case, the first sub-sieve box and the second sub-sieve box
Left and right ends are slidably connected respectively with two one slide rails, and the left and right sides in the first sub-sieve cassette bottom portion passes through spring and the second sub-sieve box
Top is fixedly connected；Offer feed inlet at the top of the first sub-sieve box, the bottom of the first sub-sieve box is uniformly provided with several
First sieve pore, the top of the second sub-sieve box also offer feed inlet, and the bottom of the second sub-sieve box is uniformly provided with several
Two sieve pores, the diameter of the second sieve pore are less than the first sieve pore；The screening case be internally located at the first sub-sieve box and the second sub-sieve box it
Between be rotatablely equipped with cam；The pedestal is fixedly mounted on the bottom of sub-sieve case, and pedestal is made of upper buffer layer and lower buffer layer,
A bar shaped cavity is formed between upper buffer layer and lower buffer layer, cavity inside is installed with several shock-absorbing balls, shock-absorbing ball
Material is elastic rubber, and damping particle is filled between several shock-absorbing balls.
As further embodiment of the present invention：The sub-sieve case is hollow structure.
As further scheme of the invention：The first sub-sieve box is located at the upside of the second sub-sieve box.
As further scheme of the invention：The underface that the bottom of the sub-sieve case is located at the second sub-sieve box is also fixed
Material collecting box is installed.
As further scheme of the invention：The material collecting box is the box body structure of upper end opening.
As further scheme of the invention：The cam is double end cam structure.
As further scheme of the invention：The front side of the sub-sieve case is hinged with feeding gate and takes successively from top to bottom
Bin gate.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention passes through the first sub-sieve box moved up and down and
Two sub-sieve boxes constantly throw feed, improve efficiency during feed sub-sieve, save the sub-sieve time；Also it is provided in chassis interior
Shock-absorbing ball and damping particle are mutually squeezed and are deformed upon when device vibrates, between several shock-absorbing balls, are vibrated and then are passed to and subtract
The damping particle between ball is shaken, damping particle gradually absorbs vibration, and device is made to keep stablizing, improves service using life.
Description of the drawings
Fig. 1 is the structure diagram of the mixing type feed separating screen device with shock-absorbing function.
Fig. 2 is enlarged drawing at A in the mixing type feed separating screen device with shock-absorbing function.
Fig. 3 is the front view of the mixing type feed separating screen device with shock-absorbing function.
In figure：1- sub-sieves case, 2- sliding rails, the first sub-sieves of 3- box, 4- springs, the second sub-sieves of 5- box, 6- material collecting box, 7- bottoms
Seat, 8- feed inlets, the first sieve pores of 9-, 10- cams, the second sieve pores of 11-, the upper buffer layers of 12-, 13- shock-absorbing balls, 14- dampings particle,
Buffer layer, 16- feeding gates, 17- feedings door, 18- control devices under 15-.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig.1~3, in the embodiment of the present invention, a kind of mixing type feed separating screen device with shock-absorbing function, including
Sub-sieve case 1, the first sub-sieve box 3, the second sub-sieve box 5 and pedestal 7；The sub-sieve case 1 be hollow structure, the left and right two of sub-sieve case 1
Be symmetrically installed with two one slide rails 2 on the inner wall of side, the left and right ends of the first sub-sieve box 3 and the second sub-sieve box 5 respectively with two
Sliding rail 2 is slidably connected, and the first sub-sieve box 3 is located at the upside of the second sub-sieve box 5, and the left and right sides of 3 bottom of the first sub-sieve box leads to
The top that spring 4 is crossed with the second sub-sieve box 5 is fixedly connected；The top of the first sub-sieve box 3 offers feed inlet 8, first point
The bottom of sieve box 3 is uniformly provided with several first sieve pores 9, and the top of the second sub-sieve box 5 also offers feed inlet 8, and second
The bottom of sub-sieve box 5 is uniformly provided with several second sieve pores 11, and the diameter of the second sieve pore 11 is less than the first sieve pore 9, to be sieved
Feed adds in the inside of the first sub-sieve box 3 from feed inlet 8, after the first sub-sieve box 3 sieves feed, reaches screening requirement
The inside that feed falls into the second sub-sieve box 5 from the first sieve pore 9 and feed inlet 8 successively carries out sub-sieve again, by the second sub-sieve box 5
Feed after screening is fallen from the second sieve pore 11；The bottom of the sub-sieve case 1 is located at the also fixed peace in underface of the second sub-sieve box 5
Equipped with material collecting box 6, material collecting box 6 is the box body structure of upper end opening, to collect the feed after screening；Inside the screening case 1
Cam 10 is rotatablely equipped between the first sub-sieve box 3 and the second sub-sieve box 5, cam 10 is double end cam structure, rotation
When two lug bosses of cam 10 contact respectively with the first sub-sieve box 3 and the second sub-sieve box 5, the first sub-sieve box 3 and the second sub-sieve
Box 5 is squeezed the movement of both sides up and down to sliding rail 2, and the lug boss of cam 10 leaves the first sub-sieve box 3 and the second sub-sieve box 5
When, the first sub-sieve box 3 and the second sub-sieve box 5 are drawn close under the action of spring 4 to centre, 3 He of the first sub-sieve box moved up and down
Second sub-sieve box 5 drives the feed of tray interior constantly to throw and falls, so as to carry out full screening to feed；The sub-sieve
The front side of case 1 is hinged with feeding gate 16 and feeding door 17 successively from top to bottom, so as to the addition and taking-up of feed；The pedestal 7
The bottom of sub-sieve case 1 is fixedly mounted on, pedestal 7 is made of upper buffer layer 12 and lower buffer layer 15, upper buffer layer 12 and lower damping
A bar shaped cavity is formed between layer 15, cavity inside is installed with several shock-absorbing balls 13, and the material of shock-absorbing ball 13 is elasticity
Rubber, filled with damping particle 14 between several shock-absorbing balls 13, the vibration that device generates when working makes between several shock-absorbing balls 13
It mutually squeezes and deforms upon, vibrate and then pass to the damping particle 14 between shock-absorbing ball, damping particle 14 is gradually absorbed and shaken
It is dynamic, device is made to keep stablizing.
It is obvious to a person skilled in the art that the present invention is not limited to the details of above-mentioned exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requirement rather than above description limit, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (7)
1. a kind of mixing type feed separating screen device with shock-absorbing function, which is characterized in that including sub-sieve case（1）, the first sub-sieve
Box（3）, the second sub-sieve box（5）And pedestal（7）；The sub-sieve case（1）Left and right sides inner wall on be symmetrically installed with two one slide rails
（2）, the first sub-sieve box（3）With the second sub-sieve box（5）Left and right ends respectively with two one slide rails（2）It is slidably connected, first
Sub-sieve box（3）Pass through spring at left and right sides of bottom（4）With the second sub-sieve box（5）Top be fixedly connected；First sub-sieve
Box（3）Top offer feed inlet（8）, the first sub-sieve box（3）Bottom be uniformly provided with several first sieve pores（9）, it is described
Second sub-sieve box（5）Top also offer feed inlet（8）, the second sub-sieve box（5）Bottom be uniformly provided with it is several second sieve
Hole（11）, the second sieve pore（11）Diameter be less than the first sieve pore（9）；The screening case（1）It is internally located at the first sub-sieve box（3）With
Second sub-sieve box（5）Between be rotatablely equipped with cam（10）；The pedestal（7）It is fixedly mounted on sub-sieve case（1）Bottom, pedestal
（7）By upper buffer layer（12）With lower buffer layer（15）Composition, upper buffer layer（12）With lower buffer layer（15）Between formed an item
Shape cavity, cavity inside are installed with several shock-absorbing balls（13）, shock-absorbing ball（13）Material for elastic rubber, several shock-absorbing balls
（13）Between be filled with damping particle（14）.
2. the mixing type feed separating screen device according to claim 1 with shock-absorbing function, which is characterized in that the sub-sieve
Case（1）For hollow structure.
3. the mixing type feed separating screen device according to claim 1 with shock-absorbing function, which is characterized in that described first
Sub-sieve box（3）Positioned at the second sub-sieve box（5）Upside.
4. the mixing type feed separating screen device according to claim 1 with shock-absorbing function, which is characterized in that the sub-sieve
Case（1）Bottom be located at the second sub-sieve box（5）Underface be also installed with material collecting box（6）.
5. the mixing type feed separating screen device according to claim 4 with shock-absorbing function, which is characterized in that described to gather materials
Box（6）Box body structure for upper end opening.
6. the mixing type feed separating screen device according to claim 1 with shock-absorbing function, which is characterized in that the cam
（10）For double end cam structure.
7. the mixing type feed separating screen device according to claim 1 with shock-absorbing function, which is characterized in that the sub-sieve
Case（1）Front side be hinged with feeding gate successively from top to bottom（16）With feeding door（17）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711419098.4A CN108126892A (en) | 2017-12-25 | 2017-12-25 | A kind of mixing type feed separating screen device with shock-absorbing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711419098.4A CN108126892A (en) | 2017-12-25 | 2017-12-25 | A kind of mixing type feed separating screen device with shock-absorbing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108126892A true CN108126892A (en) | 2018-06-08 |
Family
ID=62392817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711419098.4A Withdrawn CN108126892A (en) | 2017-12-25 | 2017-12-25 | A kind of mixing type feed separating screen device with shock-absorbing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108126892A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108722875A (en) * | 2018-06-26 | 2018-11-02 | 重庆米之吉粮食有限公司 | Novel paddy screening machine |
| CN108855911A (en) * | 2018-06-12 | 2018-11-23 | 长乐智睿恒创节能科技有限责任公司 | A kind of energy-saving double-layer vibrating screen |
| CN108993861A (en) * | 2018-06-27 | 2018-12-14 | 苏州市蓄动源自动化科技有限公司 | A kind of efficient grain sieving device |
| CN109158315A (en) * | 2018-11-13 | 2019-01-08 | 长兴九鑫环保科技有限公司 | A kind of waste and old chemical fiber wire recycling screening and removing impurities device |
| CN112420011A (en) * | 2020-11-24 | 2021-02-26 | 广西职业技术学院 | Noise reduction device for mechanical equipment and noise reduction method thereof |
| CN112893111A (en) * | 2021-01-15 | 2021-06-04 | 邹霞 | Screening plant for soil remediation |
| CN113198729A (en) * | 2021-04-20 | 2021-08-03 | 中国十七冶集团有限公司 | Raw material screening equipment for municipal engineering construction and use method |
| CN113600482A (en) * | 2021-10-11 | 2021-11-05 | 徐州吉之迪机械制造有限公司 | Agricultural machine seed screening machine |
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| CN106984532A (en) * | 2017-04-30 | 2017-07-28 | 盐城易宝路轮胎有限公司 | A kind of automobile tire material screening plant |
| CN206492703U (en) * | 2017-01-05 | 2017-09-15 | 赵丽波 | One kind building sand multilevel screening device |
| CN107159400A (en) * | 2017-06-23 | 2017-09-15 | 殷志成 | A kind of block cement twin-tub ball mill |
| CN206661649U (en) * | 2017-03-03 | 2017-11-24 | 江西瑞金金字电线电缆有限公司 | A kind of cable insulation makes and uses particulate material screening installation |
| CN107433260A (en) * | 2017-08-15 | 2017-12-05 | 长沙科悦企业管理咨询有限公司 | One kind building automatic sand screening device |
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| CN206492703U (en) * | 2017-01-05 | 2017-09-15 | 赵丽波 | One kind building sand multilevel screening device |
| CN206661649U (en) * | 2017-03-03 | 2017-11-24 | 江西瑞金金字电线电缆有限公司 | A kind of cable insulation makes and uses particulate material screening installation |
| CN106984532A (en) * | 2017-04-30 | 2017-07-28 | 盐城易宝路轮胎有限公司 | A kind of automobile tire material screening plant |
| CN107159400A (en) * | 2017-06-23 | 2017-09-15 | 殷志成 | A kind of block cement twin-tub ball mill |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108855911A (en) * | 2018-06-12 | 2018-11-23 | 长乐智睿恒创节能科技有限责任公司 | A kind of energy-saving double-layer vibrating screen |
| CN108722875A (en) * | 2018-06-26 | 2018-11-02 | 重庆米之吉粮食有限公司 | Novel paddy screening machine |
| CN108993861A (en) * | 2018-06-27 | 2018-12-14 | 苏州市蓄动源自动化科技有限公司 | A kind of efficient grain sieving device |
| CN109158315A (en) * | 2018-11-13 | 2019-01-08 | 长兴九鑫环保科技有限公司 | A kind of waste and old chemical fiber wire recycling screening and removing impurities device |
| CN112420011A (en) * | 2020-11-24 | 2021-02-26 | 广西职业技术学院 | Noise reduction device for mechanical equipment and noise reduction method thereof |
| CN112893111A (en) * | 2021-01-15 | 2021-06-04 | 邹霞 | Screening plant for soil remediation |
| CN113198729A (en) * | 2021-04-20 | 2021-08-03 | 中国十七冶集团有限公司 | Raw material screening equipment for municipal engineering construction and use method |
| CN113600482A (en) * | 2021-10-11 | 2021-11-05 | 徐州吉之迪机械制造有限公司 | Agricultural machine seed screening machine |
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Application publication date: 20180608 |
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