CN104984784A - Grain crushing device for forage harvester - Google Patents
Grain crushing device for forage harvester Download PDFInfo
- Publication number
- CN104984784A CN104984784A CN201510378450.9A CN201510378450A CN104984784A CN 104984784 A CN104984784 A CN 104984784A CN 201510378450 A CN201510378450 A CN 201510378450A CN 104984784 A CN104984784 A CN 104984784A
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- CN
- China
- Prior art keywords
- seed damage
- round roller
- guide cylinder
- forage harvester
- feed
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/32—Adjusting, applying pressure to, or controlling the distance between, milling members
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Threshing Machine Elements (AREA)
- Harvesting Machines For Specific Crops (AREA)
Abstract
The invention relates to a grain crushing device for a forage harvester. The grain crushing device comprises a lower material guiding cylinder, a grain crushing component, a sealing strip, an upper material guiding cylinder, a transmission mechanism and a standby material guiding cylinder; the grain crushing component is connected to a grain crushing fixing bracket, and can move forwards and backwards along the grain crushing fixing bracket to be fixed; when the grain crushing component is fixedly connected to the front end of the grain crushing fixing bracket, the lower material guiding cylinder is connected to the discharge opening of a shredding rotary drum on the forage harvester and the feed inlet below the gain crushing component, and the upper material guiding cylinder is connected with the feed outlet above the gain crushing component and the feeding opening of a throwing fan on the forage harvester. During work, feed is shredded through the shredding rotary drum, the shredded feed is conveyed to the grain crushing component through the lower material guiding cylinder in an upward throwing manner to be subjected to extrusion through two toothed round rollers, which rotate oppositely at high speed, of the grain crushing component, then part of feed is broken to realize crushing of part of grains, the feed is continuously thrown up to be conveyed to the throwing fan to be sped up through the upper material guiding cylinder, and finally the feed is thrown to a material receiving vehicle.
Description
Technical field
The present invention relates to agricultural mechanical field, particularly a kind of forage harvester seed damage device.
Background technology
At present, existing forage harvester generally has chopping cylinder, and feed, after chopping cylinder chopping, arranges the difference of structure according to machine, feed accelerates to throw by the fan that throws that some ground feed is arranged by machine, and some ground feed directly realizes throwing of feed by chopping cylinder.Difference according to feed maturity or the difference of the requirement to feed, optionally increase seed damage device, the feed after chopping rubbed to broken operation and carried out crushing operation to feed seed after chopping cylinder.Some forage harvester does not have seed damage device at all on the market, and the scope of application of these machinery equipments has had significant limitation; Some forage harvester is provided with seed damage device, but by the impact of its structure, seed damage device on this kind equipment is not when needing its work or breaking down, can not shift out outside workpiece by seed damage device easily, the power transmission of seed damage device can not be dismantled easily.
Summary of the invention
Technical problem to be solved by this invention be to provide a kind of can realize feed seed damage and stem stalk rub function, and the forage harvester seed damage device be easy to remove and repair.
For solving the problems of the technologies described above, the present invention realizes as follows: a kind of forage harvester seed damage device of the present invention comprises lower guide cylinder, seed damage parts, sealing strip, upper guide cylinder, transmission mechanism and guide cylinder for subsequent use; Described seed damage parts are connected on seed damage fixed mount, and can be movable and fixing along seed damage fixed mount; Described seed damage parts are fixedly connected on seed damage fixed mount front end, lower guide cylinder connects the feed entrance below the discharging opening of chopping cylinder on forage harvester and seed damage parts, and upper guide cylinder connects the charging aperture of Feed Outlet above seed damage parts and forage harvester upthrow blowing fan.
Described seed damage parts comprise fixing round roller, front outer cover, float round roller, rear outer cover, pivoted arm, rotating shaft, dancer working spring and seed damage frame; Described fixing round roller and seed damage frame form and are rotationally connected; The lower end of described floating round roller and pivoted arm forms and is rotationally connected, and the upper end of pivoted arm is fixedly connected with rotating shaft; Described rotating shaft is arranged at above seed damage frame, and the two formation is rotationally connected; Described dancer working spring one end is connected to the lower end of pivoted arm, and the other end is connected with seed damage frame, and dancer working spring provides one to rotate around the axis for floating round roller and is close to the power of fixing round roller; The top of the interstitial site of described fixing round roller and floating round roller is Feed Outlet, and below is feed entrance.
The two ends of described fixing round roller are provided with bearing block, and fixing round roller consists of bearing block and seed damage frame and is rotationally connected, and described front outer cover is fixedly connected with bearing block, and the inner arc surface of front outer cover is arranged with the face of cylinder of fixing round roller is concentric; Described rear outer cover and floating round roller are fixed, and the two is arranged on pivoted arm by bearing, and the inner arc surface of rear outer cover is arranged with the face of cylinder of floating round roller is concentric; Fixing round roller and floating round roller are included between two interior concaved circular cambered surfaces by described front outer cover and rear outer cover.
Described floating round roller near fixing round roller to during extreme position and fixing round roller keep certain interval, the two can not collide.
Described seed damage parts are fixedly connected with seed damage fixed mount by the plane below seed damage frame.
Described transmission mechanism comprises the belt pulley a be connected with chopping cylinder axial restraint, the belt pulley b be connected with fixing round roller axial restraint, the belt pulley c be connected with floating round roller axial restraint, fixed tensioning are taken turns, float regulating wheel and V-belt; Described floating regulating wheel consists of support arm and rotating shaft and is rotationally connected, and one end support arm connecting the regulating wheel that floats is provided with tensioning spring; Described V-belt walks around lower limb, the top edge of belt pulley b and the lower limb of belt pulley c that fixed tensioning is taken turns successively, and is socketed on belt pulley a and floating regulating wheel; Described belt pulley b and belt pulley c opposite direction rotating.
Be arranged on the mainframe of forage harvester together with after described lower guide cylinder upper end is fixedly connected with seed damage fixed mount.
Described upper guide cylinder upper end is fixedly connected with the fan that throws of forage harvester, gap is left between upper guide cylinder lower end and the Feed Outlet of seed damage parts, sealing strip is arranged in gap, and the top and bottom of sealing strip are abutted against with the Feed Outlet of upper guide cylinder lower end, seed damage parts and fix respectively.
Described seed damage parts are fixedly connected on seed damage fixed mount rear, connect and compose the working part structure without seed damage parts between lower guide cylinder and upper guide cylinder by guide cylinder for subsequent use; Leave gap between described upper guide cylinder lower end and the discharging opening of guide cylinder for subsequent use, sealing strip is arranged in gap, and the top and bottom of sealing strip are abutted against with the discharging opening of upper guide cylinder lower end, guide cylinder for subsequent use and fix respectively.
Good effect of the present invention: a kind of forage harvester seed damage device of the present invention can realize the seed damage of feed and stem stalk rubs function, round roller fixed by core component due to this device and floating round roller is greatly stressed, rotating speed is high, bearing or miscellaneous part easily break down, maintenance activity cannot be carried out to device very easily when operating position, we are by the design of packaged type seed damage parts, very easily seed damage parts can be moved when needing repairing and the place (when having living space) being fixed on seed damage fixed mount rear space wider is keeped in repair, or seed damage parts are moved to seed damage fixed mount rear, lay down the tire of cropper side, adopt fork truck that the seed damage parts of forage harvester seed damage device are shifted out cropper to keep in repair from the side, or without detaching tyre, and after chopping cylinder being dismantled, adopting fork truck from cropper front, seed damage parts to be shifted out cropper to keep in repair, multiple maintenance mode, more conveniently carries out maintenance activity under different workplaces.
Guide cylinder for subsequent use is also provided with specially in this device, under it is used in seed damage component malfunction or does not need to use seed damage parts scenarios, substitute the position of seed damage parts, now movement is fixed on seed damage fixed mount rear by seed damage parts, cropper can proceed harvest operation, and the feed of results will without seed damage flow process.The setting of guide cylinder for subsequent use expands the scope of application of cropper, and avoid when seed damage component malfunction, cropper is by out-of-work situation.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is operation principle structural representation of the present invention
Fig. 2 is operation principle structural representation when not using seed damage parts
Fig. 3 is the structural representation of seed damage parts
Fig. 4 is transmission connecting structure schematic diagram of the present invention
In figure, on 1 tire 2 chopping cylinder 3 mainframe 4 times guide cylinder 5 seed damage fixed mount 6 seed damage parts 7 sealing strip 8 guide cylinder 9 throw fan 10 throw cylinder 11 guide cylinder 12 for subsequent use seed damage frame 13 before outer cover 14 fix round roller 18 rotating shaft 19 pivoted arm 20 regulating wheel 21 tensioning spring 22 feed entrance 23 dancer working spring 24 belt pulley a 25 V-belt 26 fixed tensioning that floats that floats of outer cover 17 after round roller 15 Feed Outlet 16 and take turns 27 belt pulley b 28 belt pulley c
Detailed description of the invention
As shown in Figures 1 to 4, a kind of forage harvester seed damage device of the present invention comprises lower guide cylinder (4), seed damage parts (6), sealing strip (7), upper guide cylinder (8), transmission mechanism and guide cylinder for subsequent use (11); Described seed damage parts (6) are connected on seed damage fixed mount (5), and can be movable and fixing along seed damage fixed mount (5); Described seed damage parts (6) are fixedly connected on seed damage fixed mount (5) front end, lower guide cylinder (4) connects the discharging opening of chopping cylinder (2) on forage harvester and the feed entrance (22) of seed damage parts (6) below, and upper guide cylinder (8) connects the Feed Outlet (15) of seed damage parts (6) top and the charging aperture of forage harvester upthrow blowing fan (9).
As shown in Figure 3, described seed damage parts (6) comprise fixing round roller (14), front outer cover (13), floating round roller (17), rear outer cover (16), pivoted arm (19), rotating shaft (18), dancer working spring (23) and seed damage frame (12), described fixing round roller (14) and seed damage frame (12) form and are rotationally connected, the lower end of described floating round roller (17) and pivoted arm (19) forms and is rotationally connected, and the upper end of pivoted arm (19) is fixedly connected with rotating shaft (18), described rotating shaft (18) is arranged at seed damage frame (12) top, and the two formation is rotationally connected, described dancer working spring (23) one end is connected to the lower end of pivoted arm (19), the other end is connected with seed damage frame (12), dancer working spring (23) for float round roller (17) provide one around the shaft (18) rotate and be close to the power of fixing round roller (14), round roller (17) of floating and rear outer cover (16) can overcome the power of dancer working spring (23) when feed flow is large, (18) rotate around the shaft, the gap of fixing round roller (14) and floating round roller (17) is strengthened, to adapt to different feed feed quantities, ensure that the mobility of feed, described fixing round roller (14) is Feed Outlet (15) with the top of the interstitial site of floating round roller (17), and below is feed entrance (22).
The two ends of described fixing round roller (14) are provided with bearing block, fixing round roller (14) consists of bearing block and seed damage frame (12) and is rotationally connected, described front outer cover (13) is fixedly connected with bearing block, the inner arc surface of front outer cover (13) is arranged with the face of cylinder of fixing round roller (14) is concentric, is used for guiding the flowing of feed; Described rear outer cover (16) is fixed with floating round roller (17), the two is arranged on pivoted arm (19) by bearing, the inner arc surface of rear outer cover (16) is arranged with the face of cylinder of floating round roller (17) is concentric, is used for guiding the flowing of feed; Described front outer cover (13) and rear outer cover (16) will fix round roller (14) and floating round roller (17) is included between two interior concaved circular cambered surfaces.
Described floating round roller (17) near fixing round roller (14) to during extreme position and fixing round roller (14) keep certain interval, the two can not collide.
As shown in Figure 1 and Figure 2, described seed damage parts (6) are fixedly connected with seed damage fixed mount (5) by the plane of seed damage frame (12) below.
As shown in Figure 4, described transmission mechanism comprises the belt pulley a (24) be connected with chopping cylinder (2) axial restraint, the belt pulley b (27) be connected with fixing round roller (14) axial restraint, the belt pulley c (28) be connected with floating round roller (17) axial restraint, fixed tensioning take turns (26), float regulating wheel (20) and V-belt (25); Described floating regulating wheel (20) consists of support arm and rotating shaft (18) and is rotationally connected, and one end support arm connecting the regulating wheel (20) that floats is provided with tensioning spring (21); Described V-belt (25) walks around the lower limb of the fixed tensioning wheel lower limb of (26), the top edge of belt pulley b (27) and belt pulley c (28) successively, and is socketed on belt pulley a (24) and floating regulating wheel (20); Described belt pulley b (27) and belt pulley c (28) opposite direction rotating.Increase fixed tensioning wheel (26) and floating regulating wheel (20), by adjusting the stressed size of the upper tensioning spring (21) of floating regulating wheel (20), drive regulating wheel (20) (18) rotation around the shaft of floating, thus change the V--belt Drive cornerite of fixing round roller (14) and floating round roller (17), to ensure transmission power.
As shown in Figure 1, described lower guide cylinder (4) upper end be fixedly connected with seed damage fixed mount (5) after together be arranged on the mainframe (3) of forage harvester; Described upper guide cylinder (8) upper end is fixedly connected with the fan (9) that throws of forage harvester, gap is left between upper guide cylinder (8) lower end and the Feed Outlet (15) of seed damage parts (6), sealing strip (7) is arranged in gap, and the top and bottom of sealing strip (7) are abutted against with the Feed Outlet (15) of upper guide cylinder (8) lower end, seed damage parts (6) and fix respectively.Upper guide cylinder (8) lower end is not fixed with seed damage parts (6), facilitate seed damage parts (6) mobile, but when must ensure that sealing strip (7) is installed in gap, very close to each other between upper guide cylinder (8) and seed damage parts (6), prevent feed from spilling.
As shown in Figure 2, described seed damage parts (6) are fixedly connected on seed damage fixed mount (5) rear, connect and compose the working part structure without seed damage parts between lower guide cylinder (4) and upper guide cylinder (8) by guide cylinder (11) for subsequent use; Gap is left between described upper guide cylinder (8) lower end and the discharging opening of guide cylinder for subsequent use (11), sealing strip (7) is arranged in gap, and the top and bottom of sealing strip (7) are abutted against with the discharging opening of upper guide cylinder (8) lower end, guide cylinder for subsequent use (11) and fix respectively.
General feeds cropper structure comprises engine, running gear, the ceding of Taiwan, feeding unit, chopping cylinder (2) etc., operation principle is: after maize straw is cut off by the disk in the ceding of Taiwan or reciprocating knife, middle part is collected and the feeding unit of conveying arrival backward by gripping conveyor structure, feeding unit is made up of multiple roller, compacting and conveying effect are played to maize straw, by the rotary speed of adjustment feeding unit roller, realize the length variations of feed cutting.Feed is transported to the chopping cylinder (2) of High Rotation Speed through feeding unit, whole stalk feed is chopped into sectional feed, and feed after chopping directly throws in splicing trailer through throwing cylinder by chopping cylinder (2) by some forage harvesters, some forage harvesters throw fan (9) by chopping cylinder (2) by being transported to through guide cylinder after fodder laceration, throw fan (9) blade High Rotation Speed and throw in splicing trailer by feed through throwing cylinder (10), the forage harvester also had passes through chopping cylinder (2) by after fodder laceration, seed damage parts (6) are transported to through guide cylinder, through seed damage parts (6) two band tooth and after the drum presses of High Rotation Speed in opposite directions, feed part will be rubbed broken and most of seed can realize fragmentation, last feed continuation up throws and throws fan (9) acceleration through the arrival of guide cylinder, throw in splicing car by throwing cylinder (10), forage harvester seed damage device described in this patent is exactly for the forage harvester of this operation principle provides seed damage device, this cropper can meet the requirement to feed high-quality, namely feed stem stalk part is rubbed broken and most of corn kernel and can be realized fragmentation.
Be illustrated in figure 1 operation principle structural representation of the present invention, during work, feed is after chopping cylinder (2) chopping, upwards throw through lower guide cylinder (4) and arrive seed damage parts (6), through seed damage parts (6) two band tooth and after the fixing round roller (14) of High Rotation Speed and floating round roller (17) extrude in opposite directions, feed part is rubbed broken and most of seed can realize fragmentation, feed continuation up throws and throws fan (9) acceleration through the arrival of upper guide cylinder (8), throw in splicing car finally by throwing cylinder (10).As shown in Figure 2, if when not needing to use seed damage parts (6), it can be moved backward and fix or shift out in machine, guide cylinder (11) for subsequent use is installed again to realize forage chopper in front portion.
Some the functional structure principles of a kind of forage harvester seed damage device that the present invention that just explains through diagrams recited above is correlated with; be easy to carry out some amendments on this basis due to the technical staff concerning constructed field; therefore this description does not really want a kind of forage harvester seed damage device of the present invention to be confined in shown or described concrete mechanism and the scope of application; therefore every corresponding modify that may be utilized and equivalent, all belong to the protection domain of patent of the present invention.
Claims (9)
1. a forage harvester seed damage device, is characterized in that: comprise lower guide cylinder, seed damage parts, sealing strip, upper guide cylinder, transmission mechanism and guide cylinder for subsequent use; Described seed damage parts are connected on seed damage fixed mount, and can be movable and fixing along seed damage fixed mount; Described seed damage parts are fixedly connected on seed damage fixed mount front end, lower guide cylinder connects the feed entrance below the discharging opening of chopping cylinder on forage harvester and seed damage parts, and upper guide cylinder connects the charging aperture of Feed Outlet above seed damage parts and forage harvester upthrow blowing fan.
2. a kind of forage harvester seed damage device according to claim 1, is characterized in that: be arranged on the mainframe of forage harvester together with after described lower guide cylinder upper end is fixedly connected with seed damage fixed mount.
3. a kind of forage harvester seed damage device according to claim 1, it is characterized in that: described upper guide cylinder upper end is fixedly connected with the fan that throws of forage harvester, gap is left between upper guide cylinder lower end and the Feed Outlet of seed damage parts, sealing strip is arranged in gap, and the top and bottom of sealing strip are abutted against with the Feed Outlet of upper guide cylinder lower end, seed damage parts and fix respectively.
4. a kind of forage harvester seed damage device according to claim 1, it is characterized in that: described seed damage parts are fixedly connected on seed damage fixed mount rear, between lower guide cylinder and upper guide cylinder, connect and compose the working part structure without seed damage parts by guide cylinder for subsequent use; Leave gap between described upper guide cylinder lower end and the discharging opening of guide cylinder for subsequent use, sealing strip is arranged in gap, and the top and bottom of sealing strip are abutted against with the discharging opening of upper guide cylinder lower end, guide cylinder for subsequent use and fix respectively.
5. a kind of forage harvester seed damage device according to claim 1, is characterized in that: described seed damage parts comprise fixing round roller, front outer cover, float round roller, rear outer cover, pivoted arm, rotating shaft, dancer working spring and seed damage frame; Described fixing round roller and seed damage frame form and are rotationally connected; The lower end of described floating round roller and pivoted arm forms and is rotationally connected, and the upper end of pivoted arm is fixedly connected with rotating shaft; Described rotating shaft is arranged at above seed damage frame, and the two formation is rotationally connected; Described dancer working spring one end is connected to the lower end of pivoted arm, and the other end is connected with seed damage frame, and dancer working spring provides one to rotate around the axis for floating round roller and is close to the power of fixing round roller; The top of the interstitial site of described fixing round roller and floating round roller is Feed Outlet, and below is feed entrance.
6. a kind of forage harvester seed damage device according to claim 5, it is characterized in that: the two ends of described fixing round roller are provided with bearing block, fixing round roller consists of bearing block and seed damage frame and is rotationally connected, described front outer cover is fixedly connected with bearing block, and the inner arc surface of front outer cover is arranged with the face of cylinder of fixing round roller is concentric; Described rear outer cover and floating round roller are fixed, and the two is arranged on pivoted arm by bearing, and the inner arc surface of rear outer cover is arranged with the face of cylinder of floating round roller is concentric; Fixing round roller and floating round roller are included between two interior concaved circular cambered surfaces by described front outer cover and rear outer cover.
7. a kind of forage harvester seed damage device according to claim 5 and 6, is characterized in that: described floating round roller near fixing round roller to during extreme position and fixing round roller keep certain interval, the two can not collide.
8. a kind of forage harvester seed damage device according to claim 5, is characterized in that: described seed damage parts are fixedly connected with seed damage fixed mount by the plane below seed damage frame.
9. a kind of forage harvester seed damage device according to claim 1 and 5, is characterized in that: described transmission mechanism comprises the belt pulley a be connected with chopping cylinder axial restraint, the belt pulley b be connected with fixing round roller axial restraint, the belt pulley c be connected with floating round roller axial restraint, fixed tensioning are taken turns, float regulating wheel and V-belt; Described floating regulating wheel consists of support arm and rotating shaft and is rotationally connected, and one end support arm connecting the regulating wheel that floats is provided with tensioning spring; Described V-belt walks around lower limb, the top edge of belt pulley b and the lower limb of belt pulley c that fixed tensioning is taken turns successively, and is socketed on belt pulley a and floating regulating wheel; Described belt pulley b and belt pulley c opposite direction rotating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510378450.9A CN104984784B (en) | 2015-07-02 | 2015-07-02 | A kind of forage harvester seed damage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510378450.9A CN104984784B (en) | 2015-07-02 | 2015-07-02 | A kind of forage harvester seed damage device |
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| Publication Number | Publication Date |
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| CN104984784A true CN104984784A (en) | 2015-10-21 |
| CN104984784B CN104984784B (en) | 2017-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510378450.9A Active CN104984784B (en) | 2015-07-02 | 2015-07-02 | A kind of forage harvester seed damage device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107548742A (en) * | 2017-08-04 | 2018-01-09 | 山东丰神农业机械有限公司 | A kind of seed of maize harvesting machine breaks grain device |
| CN109107660A (en) * | 2018-07-06 | 2019-01-01 | 甘肃省机械科学研究院有限责任公司 | A kind of adjust automatically seed damage roller clearance control system and method |
| CN117342891A (en) * | 2023-10-07 | 2024-01-05 | 安徽省科润有机肥业有限责任公司 | Vegetable seed cake organic fertilizer strip stack type fermentation process |
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| CN204799327U (en) * | 2015-07-02 | 2015-11-25 | 中机美诺科技股份有限公司 | Forage harvester seed grain breaker |
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| CN2558204Y (en) * | 2002-07-12 | 2003-07-02 | 李学洲 | Blowing-up chaff cutting breaking rolling machine |
| JP2005130718A (en) * | 2003-10-28 | 2005-05-26 | Kubota Corp | Apparatus for shredding threshed waste straw |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107548742A (en) * | 2017-08-04 | 2018-01-09 | 山东丰神农业机械有限公司 | A kind of seed of maize harvesting machine breaks grain device |
| CN109107660A (en) * | 2018-07-06 | 2019-01-01 | 甘肃省机械科学研究院有限责任公司 | A kind of adjust automatically seed damage roller clearance control system and method |
| CN117342891A (en) * | 2023-10-07 | 2024-01-05 | 安徽省科润有机肥业有限责任公司 | Vegetable seed cake organic fertilizer strip stack type fermentation process |
| CN117342891B (en) * | 2023-10-07 | 2024-04-12 | 安徽省科润有机肥业有限责任公司 | Vegetable seed cake organic fertilizer strip stack type fermentation process |
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| Publication number | Publication date |
|---|---|
| CN104984784B (en) | 2017-09-15 |
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Denomination of invention: Grain crushing device for forage harvester Effective date of registration: 20200110 Granted publication date: 20170915 Pledgee: Beijing agricultural financing Company limited by guarantee Pledgor: MAE Northern Co., Ltd. Registration number: Y2020990000033 |