CN107519997A - A kind of agricultural production caking fertilizer breaker - Google Patents
A kind of agricultural production caking fertilizer breaker Download PDFInfo
- Publication number
- CN107519997A CN107519997A CN201710906233.1A CN201710906233A CN107519997A CN 107519997 A CN107519997 A CN 107519997A CN 201710906233 A CN201710906233 A CN 201710906233A CN 107519997 A CN107519997 A CN 107519997A
- Authority
- CN
- China
- Prior art keywords
- breaker
- casing
- support
- agricultural production
- sliding sleeve
- 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.)
- Withdrawn
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C15/00—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
- B02C15/14—Edge runners, e.g. Chile mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses a kind of agricultural production caking fertilizer breaker, including casing, support base, No.1 breaker, No. two breakers, connection sliding sleeve, connecting rod, sieve plate and cover plate, weld holder is fixed in the inner chamber of casing and is provided with sieve plate, rotating turret is provided with rotating bar in the upper lumen of casing, connection sliding sleeve is fixedly mounted in rotating bar by connecting bolt, the symmetrical fixed mount in both sides of connection sliding sleeve is provided with connecting rod, and No.1 breaker and No. two breakers are respectively and fixedly installed to the end of two connecting rods.Simple in construction, simple operation of the invention, using flexible, crushing effect is good, reduces labor intensity, improves operating efficiency.
Description
Technical field
The present invention relates to breaker, specifically a kind of agricultural production caking fertilizer breaker.
Background technology
Fertilizer refers to provide nutrient necessary to one or more kinds of plants, improves soil property, improves soil fertilizer
The horizontal a kind of material of power, is one of material base of agricultural production.Mainly include ammonium phosphate fertilizers, Macroelement water-soluble
Fertilizer, secondary nutrients, bio-feritlizer, organic fertilizer, multidimensional field energy concentrated organic fertilizer etc..
Fertilizer is normally loaded into bag with fertilizer, and bag with fertilizer generally use stacked system is stored in locker room.By one section
After the storage of time, the fertilizer that the fertilizer in bag with fertilizer is especially crushed in the bag with fertilizer of bottom can lump, so as to influence fertilizer
The use of material.Traditionally, it is typically that bag with fertilizer is manually beaten to complete using club to the loose of fertilizer.Pass through artificial loose fertilizer
Material, not only loose efficiency is low, crushing efficiency is low, influences operating efficiency.
The content of the invention
It is an object of the invention to provide a kind of agricultural production caking fertilizer breaker, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the present invention provides following technical scheme：
A kind of agricultural production caking fertilizer breaker, including casing, support base, No.1 breaker, No. two broken dresses
Put, connect sliding sleeve, connecting rod, sieve plate and cover plate, the right-hand member upper surface of the support base fixes weld holder and is provided with support post；
The casing is fixed and is erected on support post upper left-hand wall；Weld holder is fixed in the inner chamber of the casing and is provided with sieve plate；Institute
State in the upper lumen of casing and rotating bar is provided with by bearing connected mode rotating turret, multiple installations are uniformly offered in rotating bar
Hole, slip cap is gone back in rotating bar and is provided with connection sliding sleeve, connects the screw for offering on sliding sleeve and being cooperated with mounting hole, connection is slided
Set is fixedly mounted in rotating bar by connecting bolt；Top is also equipped with being used to drive rotating bar in the middle part of the top plate of the casing
The motor of rotation；The symmetrical fixed mount in both sides of the connection sliding sleeve is provided with connecting rod；The No.1 breaker and No. two
Breaker is respectively and fixedly installed to the end of two connecting rods；The structure phase of the No.1 breaker and No. two breakers
Together, including vertical supporting rod, support rail, upper connecting spring, lower connecting spring, oscillating rod, support, broken roller, rotary shaft
With broken projection, wherein vertical supporting rod is fixedly connected on the end of connecting rod, and the middle part of vertical supporting rod is also installed with support
Cross bar, be hinged between the other end of support rail and the middle part of oscillating rod, the top of oscillating rod and the top of vertical supporting rod it
Between be connected by upper connecting spring, be connected between the bottom of oscillating rod and the bottom of vertical supporting rod by lower connecting spring,
Support fixes the bottom that welding is erected at oscillating rod, and the both ends of broken roller are installed with rotary shaft, and two rotary shafts are equal
Rotated and be erected on the biside plate of support by bearing connected mode, the outer peripheral surface of broken roller is also uniformly machined with some break
Broken projection；The bottom of the casing is provided with cover plate by articulated manner open-close type, and the lower surface of cover plate is provided with handle, lid
The upper surface of plate is further fixedly arranged on the block rubber that cavity wall cooperates in the bottom with casing；The left end of the support base
Upper surface is installed with fixed seat, is connected between fixed seat and the middle lower surface of cover plate by spring.
Preferably, two dog-houses are symmetrically offered on the top plate of the casing.
Preferably, the sieve plate is the platy structure that surface is uniformly machined with sieve aperture.
Preferably, the motor uses servomotor, leads between the output shaft of motor and the top of rotating bar
Shaft coupling drive connection is crossed, the bottom of rotating bar is erected at the middle part upper surface of sieve plate by bearing connected mode.
Preferably, the upper surface of the sieve plate is also installed with guide pedestal, guide pedestal platy structure in a ring, leads
The upper surface of material pedestal is inclined to set, and wherein height of the madial wall of guide pedestal highly less than its lateral wall is set.
Preferably, the oscillating rod is inclined to set, the length less than lower connecting spring of upper connecting spring.
Preferably, the support is in downward opening U-shape structure.
Compared with prior art, the beneficial effects of the invention are as follows：
Connection sliding sleeve is fixedly mounted in mounting hole different in rotating bar by the present invention using connecting bolt selectivity, can
The adjustment of No.1 breaker and No. two breaker height, using flexible are realized, rotating bar drives during rotating
No.1 breaker and No. two breakers are rotated around rotating bar, and the broken projection on broken roller is extruded caking fertilizer
Broken, because the oscillating rod of setting is inclined to set, and the length of upper connecting spring and lower connecting spring differs so that breaker roll
When cylinder runs into caking fertilizer in the upper surface of sieve plate, broken roller is elevated, and now oscillating rod occurs relative to support rail
Rotate, at this moment upper connecting spring is compressed, and lower connecting spring is stretched, the drawing of the elastic force of upper connecting spring and lower connecting spring
Making every effort to promote makes broken roller fully contact with the fertilizer that lumps and with to the downward pressure of caking fertilizer, improve broken on broken roller
The broken raised crushing effect to the fertilizer that lumps；The fertiliser granulates formed after crushing are by falling on the upper table of cover plate after sieve aperture
Face, staff hold handle and pull downward on cover plate, you can the discharge of cover plate upper surface fertiliser granulates is realized, it is easy to use, no
When needing discharge, block rubber contacts with cavity wall in the bottom of casing, increase friction.In summary, whole device is simple in construction,
Simple operation, using flexible, crushing effect is good, reduces labor intensity, improves operating efficiency, is adapted to promote the use of.
Brief description of the drawings
Fig. 1 is the structural representation of agricultural production caking fertilizer breaker.
Fig. 2 is the structural representation of breaker in agricultural production caking fertilizer breaker.
Fig. 3 is the front view that roller is crushed in agricultural production caking fertilizer breaker.
In figure：1- casings, 2- support bases, 3- No.1 breakers, No. bis- breakers of 4-, 5- dog-houses, 6- drivings
Motor, 7- rotating bars, 8- mounting holes, 9- connection sliding sleeves, 10- connecting rods, 11- connecting bolts, 12- sieve plates, 13- guide pedestals,
14- sieve apertures, 15- cover plates, 16- block rubbers, 17- handles, 18- springs, 19- fixed seats, 20- support posts, 31- vertical supporting rods,
32- support rails, the upper connecting springs of 33-, connecting spring under 34-, 35- oscillating rods, 36- supports, 37- crush roller, and 38- is rotated
Axle, the broken projections of 39-.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme 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, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1-3, in the embodiment of the present invention, a kind of agricultural production caking fertilizer breaker, including casing 1,
Support base 2,3, No. two breakers 4 of No.1 breaker, connection sliding sleeve 9, connecting rod 10, sieve plate 12 and cover plate 15, it is described
The right-hand member upper surface of support base 2 fixes weld holder and is provided with the support post 20 set in vertical direction；The fixed mount of casing 1
It is located on the upper left-hand wall of support post 20；Two dog-houses 5 are symmetrically offered on the top plate of the casing 1；The casing 1
Weld holder is fixed in inner chamber and is provided with the sieve plate 12 set in horizontal direction, sieve plate 12 is the tabular that surface is uniformly machined with sieve aperture 14
Structure；The bottom of the rotating bar 7 is erected at the middle part upper surface of sieve plate 12 by bearing connected mode；The sieve plate 12 it is upper
Surface is also installed with guide pedestal 13, and platy structure, the upper surface of guide pedestal 13 are inclined in a ring for guide pedestal 13
Set, wherein height of the madial wall of guide pedestal 13 highly less than its lateral wall is set；Lead in the upper lumen of the casing 1
Cross bearing connected mode rotating turret and be provided with rotating bar 7, multiple mounting holes 8 are uniformly offered in rotating bar 7, are also slided in rotating bar 7
It is dynamic to be arranged with connection sliding sleeve 9, the screw for offering on sliding sleeve 9 and being cooperated with mounting hole 8 is connected, connection sliding sleeve 9 passes through connection
Bolt 11 is adjustable to be fixedly mounted in rotating bar 7；Top is also equipped with being used to drive rotating in the middle part of the top plate of the casing 1
The motor 6 that bar 7 rotates, wherein motor 6 use servomotor, are easy to control the rotating speed of rotating bar 7, motor 6
Output shaft and rotating bar 7 top between pass through shaft coupling drive connection；The both sides of the connection sliding sleeve 9 are symmetrically fixed to be set up
There is connecting rod 10；The No.1 breaker 3 and No. two breakers 4 are respectively and fixedly installed to the end of two connecting rods 10.
The No.1 breaker 3 is identical with the structure of No. two breakers 4, including vertical supporting rod 31, support rail
32nd, upper connecting spring 33, lower connecting spring 34, oscillating rod 35, support 36, broken roller 37, rotary shaft 38 and broken projection 39,
Wherein vertical supporting rod 31 is fixedly connected on the end of connecting rod 10, and the middle part of vertical supporting rod 31 is also installed with support rail
32, it is hinged between the other end of support rail 32 and the middle part of oscillating rod 35, top and the vertical supporting rod 31 of oscillating rod 35
It is connected between top by upper connecting spring 33, passes through lower connection between the bottom of oscillating rod 35 and the bottom of vertical supporting rod 31
Spring 34 is connected, wherein under force-free state, oscillating rod 35 is inclined to set, and upper connecting spring 33 is less than lower connection bullet
The length of spring 34, support 36 fix the bottom that welding is erected at oscillating rod 35, and support 36 is in downward opening U-shape structure, crush
The both ends of roller 37 are installed with rotary shaft 38, and two rotary shafts 38 are rotated by bearing connected mode and are erected at support
On 36 biside plate, the outer peripheral surface of broken roller 37 is also uniformly machined with some broken raised 39.
The bottom of the casing 1 is provided with cover plate 15 by articulated manner open-close type, and the lower surface of cover plate 15 is provided with
Handle 17, the upper surface of cover plate 15 are further fixedly arranged on the block rubber 16 to be cooperated with cavity wall in the bottom of casing 1；It is described
The left end upper surface of support base 2 is installed with fixed seat 19, passes through between fixed seat 19 and the middle lower surface of cover plate 15
Spring 18 is connected.
The present invention operation principle be：In use, connection sliding sleeve 9 is fixedly mounted on using the selectivity of connecting bolt 11
In rotating bar 7 in different mounting holes 8, the height adjustment of connection sliding sleeve 9 can be realized, and then realizes the He of No.1 breaker 3
The adjustment of No. two height of breaker 4, using flexible, after adjustment, caking fertilizer to be broken is put into by dog-house 5
Into the inner chamber of casing 1, caking fertilizer falls on the upper surface of sieve plate 12, and control motor 6 starts, and the driving of motor 6 turns
Lever 7 rotates, and rotating bar 7 drives No.1 breaker 3 and No. two breakers 4 to be rotated around rotating bar 7 during rotating, its
Middle No.1 breaker 3 and No. two breakers 4 crush roller 37 and the caking fertilizer of the upper surface of sieve plate 12 during rotation
Material is in contact, and the broken raised 39 pairs of cakings fertilizer crushed on roller 37 carries out attrition crushing, further, since the oscillating rod set
35 are inclined to set, and the length of upper connecting spring 33 and lower connecting spring 34 differs so that broken roller 37 is in sieve plate 12
When upper surface runs into caking fertilizer, broken roller 37 is elevated, and now oscillating rod 35 rotates relative to support rail 32,
At this moment upper connecting spring 33 is compressed, and lower connecting spring 34 is stretched, the elastic force of upper connecting spring 33 and lower connecting spring 34
Pulling force promote broken roller 37 fully to be contacted with the fertilizer that lumps and with to the downward pressure of caking fertilizer, improve and crush roller
The crushing effect of broken raised 39 pairs of cakings fertilizer on 37；The fertiliser granulates formed after crushing after sieve aperture 14 by falling on
The upper surface of cover plate 15, staff hold handle 17 and pull downward on cover plate 15, you can realize the upper surface fertiliser granulates of cover plate 15
Discharge, it is easy to use, it is not necessary to which that during discharge, block rubber 16 contacts with cavity wall in the bottom of casing 1, increase friction, and sets
The spring 18 put also has certain supporting role.
Finally it should be noted that：The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic,
Within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., it should be included in the present invention's
Within protection domain.
Claims (7)
1. a kind of agricultural production caking fertilizer breaker, including casing（1）, support base（2）, No.1 breaker（3）、
No. two breakers（4）, connection sliding sleeve（9）, connecting rod（10）, sieve plate（12）And cover plate（15）, it is characterized in that, the support bottom
Seat（2）Right-hand member upper surface fix weld holder be provided with support post（20）, the casing（1）Fixation is erected at support post（20）
On upper left-hand wall, the casing（1）Inner chamber in fix weld holder and be provided with sieve plate（12）, the casing（1）Upper lumen
In rotating bar is provided with by bearing connected mode rotating turret（7）, rotating bar（7）On uniformly offer multiple mounting holes（8）, rotate
Bar（7）On go back slip cap be provided with connection sliding sleeve（9）, connect sliding sleeve（9）On offer and mounting hole（8）The screw of mutual cooperation,
Connect sliding sleeve（9）Pass through connecting bolt（11）It is fixedly mounted on rotating bar（7）On, the casing（1）Top plate in the middle part of top also
It is provided with for driving rotating bar（7）The motor of rotation（6）, the connection sliding sleeve（9）The symmetrical fixed mount in both sides be provided with
Connecting rod（10）, the No.1 breaker（3）With No. two breakers（4）It is respectively and fixedly installed to two connecting rods（10）'s
End, the No.1 breaker（3）With No. two breakers（4）Structure it is identical, including vertical supporting rod（31）, support it is horizontal
Bar（32）, upper connecting spring（33）, lower connecting spring（34）, oscillating rod（35）, support（36）, broken roller（37）, rotary shaft
（38）With broken projection（39）, wherein vertical supporting rod（31）It is fixedly connected on connecting rod（10）End, vertical supporting rod（31）'s
Middle part is also installed with support rail（32）, support rail（32）The other end and oscillating rod（35）Middle part between mutually cut with scissors
Connect, oscillating rod（35）Top and vertical supporting rod（31）Top between pass through upper connecting spring（33）It is connected, oscillating rod
（35）Bottom and vertical supporting rod（31）Bottom between pass through lower connecting spring（34）It is connected, support（36）Fixed weld holder
It is located at oscillating rod（35）Bottom, crush roller（37）Both ends be installed with rotary shaft（38）, two rotary shafts（38）
Rotated by bearing connected mode and be erected at support（36）Biside plate on, crush roller（37）Outer peripheral surface also uniformly plus
Work has some broken projections（39）, the casing（1）Bottom cover plate is provided with by articulated manner open-close type（15）, cover plate
（15）Lower surface handle is installed（17）, cover plate（15）Upper surface be further fixedly arranged on and casing（1）Bottom inner chamber
The block rubber that inwall cooperates（16）, the support base（2）Left end upper surface be installed with fixed seat（19）, it is fixed
Seat（19）With cover plate（15）Middle lower surface between pass through spring（18）It is connected.
2. a kind of agricultural production according to claim 1 caking fertilizer breaker, it is characterized in that, the casing（1）
Top plate on symmetrically offer two dog-houses（5）.
3. a kind of agricultural production according to claim 1 caking fertilizer breaker, it is characterized in that, the sieve plate（12）
Sieve aperture is uniformly machined with for surface（14）Platy structure.
4. a kind of agricultural production according to claim 1 caking fertilizer breaker, it is characterized in that, the motor
（6）Using servomotor, motor（6）Output shaft and rotating bar（7）Top between by shaft coupling drive connection, turn
Lever（7）Bottom sieve plate is erected at by bearing connected mode（12）Middle part upper surface.
5. a kind of agricultural production according to claim 1 caking fertilizer breaker, it is characterized in that, the sieve plate（12）
Upper surface be also installed with guide pedestal（13）, guide pedestal（13）Platy structure in a ring, guide pedestal（13）It is upper
Surface is inclined to set, wherein guide pedestal（13）Madial wall highly less than its lateral wall height set.
6. a kind of agricultural production according to claim 1 caking fertilizer breaker, it is characterized in that, the oscillating rod
（35）It is inclined to set, upper connecting spring（33）Be less than lower connecting spring（34）Length.
7. a kind of agricultural production according to claim 1 caking fertilizer breaker, it is characterized in that, the support（36）
In downward opening U-shape structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710906233.1A CN107519997A (en) | 2017-09-29 | 2017-09-29 | A kind of agricultural production caking fertilizer breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710906233.1A CN107519997A (en) | 2017-09-29 | 2017-09-29 | A kind of agricultural production caking fertilizer breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107519997A true CN107519997A (en) | 2017-12-29 |
Family
ID=60683858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710906233.1A Withdrawn CN107519997A (en) | 2017-09-29 | 2017-09-29 | A kind of agricultural production caking fertilizer breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107519997A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108273615A (en) * | 2018-01-02 | 2018-07-13 | 深圳市晟弘企业管理有限公司 | A kind of disintegrating apparatus for carrotene extraction teaching |
| CN108849395A (en) * | 2018-07-17 | 2018-11-23 | 合肥右传媒科技有限公司 | The soil base-material device for thinning of rice culture |
| CN108855421A (en) * | 2018-05-24 | 2018-11-23 | 泾县吉祥纸业有限公司 | A kind of rice paper stone roller material device |
| CN110743666A (en) * | 2019-10-11 | 2020-02-04 | 胡丹萍 | Categorised environment-friendly secondary utilization's processing apparatus that rolls of lithium cell |
| CN111013999A (en) * | 2019-12-19 | 2020-04-17 | 江西璞晶新材料股份有限公司 | Electric cone drum mill type fine powder material screening equipment for screening fine powder materials |
| CN113662202A (en) * | 2021-08-02 | 2021-11-19 | 浙江科技学院 | Novel special making beating of loquat is shelled device |
-
2017
- 2017-09-29 CN CN201710906233.1A patent/CN107519997A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108273615A (en) * | 2018-01-02 | 2018-07-13 | 深圳市晟弘企业管理有限公司 | A kind of disintegrating apparatus for carrotene extraction teaching |
| CN108855421A (en) * | 2018-05-24 | 2018-11-23 | 泾县吉祥纸业有限公司 | A kind of rice paper stone roller material device |
| CN108849395A (en) * | 2018-07-17 | 2018-11-23 | 合肥右传媒科技有限公司 | The soil base-material device for thinning of rice culture |
| CN110743666A (en) * | 2019-10-11 | 2020-02-04 | 胡丹萍 | Categorised environment-friendly secondary utilization's processing apparatus that rolls of lithium cell |
| CN110743666B (en) * | 2019-10-11 | 2021-08-10 | 嘉兴博创智能传感科技有限公司 | Categorised environment-friendly secondary utilization's processing apparatus that rolls of lithium cell |
| CN111013999A (en) * | 2019-12-19 | 2020-04-17 | 江西璞晶新材料股份有限公司 | Electric cone drum mill type fine powder material screening equipment for screening fine powder materials |
| CN113662202A (en) * | 2021-08-02 | 2021-11-19 | 浙江科技学院 | Novel special making beating of loquat is shelled device |
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Application publication date: 20171229 |
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| WW01 | Invention patent application withdrawn after publication |