CN106664853A - Corn cob biomimetic smashing soil fattening returning machine - Google Patents
Corn cob biomimetic smashing soil fattening returning machine Download PDFInfo
- Publication number
- CN106664853A CN106664853A CN201611241135.2A CN201611241135A CN106664853A CN 106664853 A CN106664853 A CN 106664853A CN 201611241135 A CN201611241135 A CN 201611241135A CN 106664853 A CN106664853 A CN 106664853A
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- fixed
- belt wheel
- roller
- belt
- returning
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B49/00—Combined machines
- A01B49/04—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F29/00—Cutting apparatus specially adapted for cutting hay, straw or the like
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F29/00—Cutting apparatus specially adapted for cutting hay, straw or the like
- A01F29/09—Details
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Harvester Elements (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses a corn cob biomimetic smashing soil-fattening returning machine. The returning machine comprises a vertical type smashing mechanism, a machine frame, a horizontal type returning mechanism and a transmission mechanism. The vertical type smashing mechanism is fixed to the rear end of the upper portion of the machine frame, the horizontal type returning mechanism is fixed to the bottom of the machine frame, a milling cutter disk is fixed to the lower end of a rotary shaft, and a chopping cutter disk is radially fixed to the middle of a machine cover. A spiral feeding blade is fixed to the upper end of the rotary shaft, a vertical knife is fixed to the lower portion of the spiral feeding blade, a rear throwing roller is fixed to the lower portion of a rear discharging opening, a rear returning roller is fixed to the lower front portion of the rear throwing roller, a front throwing roller is fixed to the lower portion of a front discharging opening, and a front returning roller is fixed to the lower front portion of the front throwing roller. A chopping space with the clearance height changed continuously is formed between the spiral feeding blade and the chopping cutter disk, so that in the chopping process, corn cobs suffer from effective cutting force, the smashed corn cobs are subjected to integration of operation by the front throwing roller and the front returning roller and integration of operation by the rear throwing roller and the rear returning roller, and corn cob returning and soil cultivation can be synchronously achieved.
Description
Technical field
The present invention relates to a kind of farm machinery, more particularly to a kind of bionical crushing fertile soil chopper of corncob.
Background technology
Corncob is the chief component of corn ear, with the quickening of Maize Production mechanized harvest process, corn
Kernel direct is received technology and is become increasingly popular, and while direct harvesting corn seed, can produce a large amount of fresh corncobs, these corns
Core turns into the novel wastes of corn harvest mechanization.The corncob protein content that corn kernel directly receives generation is high, to increasing
Soil fertility, retaining and conserveing soil moisture etc. is respectively provided with important ecological significance.Size reduction machinery is broadly divided into pair roller type, dise knife formula, pair roller type powder
Broken machine is mainly used in crushing straw class material, and dise knife formula pulverizer is mainly used in grinding particulate material；Pair roller pulverizer
Key components and parts include horizontal roller bearing and sheet cutter, and the key components and parts of dise knife formula pulverizer include disk and sheet cutter；
The operation diameter parallel of the crushing part of pair roller pulverizer and dise knife formula pulverizer is in ground.Chopper is generally hanged using 3 points
Extension mode is arranged on tractor rear portion, and tractor dynamic power output is arrived into horizontal cultivating member using bevel gear gearbox.Existing powder
Broken machinery and chopper tool can not still realize crushing, fertile soil, the also field institutional operation to corncob, easily cause maize cob meal
Broken uneven, pulverized particles degree is big, block, also field is uneven, bury after the problems such as rot slow.
Architectural feature and job behavior that above-mentioned corncob crushes fertile soil chopper tool are taken a broad view of, is badly in need of a kind of crush efficiency
It is high, crush that precision is big, pulverized particles degree is small, crush, crushing synchronous with fertile soil also field after imitated with the mixed uniformly corncob of soil
The broken fertile soil chopper of fecula.
The content of the invention
Can overcome drawbacks described above it is an object of the invention to provide one kind, crush, comminution process integrated with fertile soil also field
Efficiency high, crushing quality are accurate, the bionical crushing fertile soil chopper of corncob of the fertile soil that rotted beneficial to quick also field.
The present invention includes Verticle grinding mechanism, frame, horizontal returning mechanism and transmission mechanism, and Verticle grinding mechanism is fixed
In the upper rear end of frame, horizontal returning mechanism is fixed on the bottom of frame；Verticle grinding mechanism include hood, feeding mouth,
Bottom, grind cutterhead, chopping cutterhead, spiral feeding blade, vertical cutter, rotating shaft, tool rest, it is thick cross material mouth, arc cutter, it is thin cross material mouth
And roll flute, hood is fixed on the outside of Verticle grinding mechanism, and feeding mouth is fixed on the upper rear end of hood, and bottom is fixed on hood
Bottom, grind the lower end that cutterhead is fixed on rotating shaft, the radially fixed middle part in hood of chopping cutterhead, spiral feeding blade is fixed
In the upper end of rotating shaft, vertical cutter is fixed on the bottom of spiral feeding blade, and chopping cutterhead includes tool rest, thick material mouth and arc excessively and cuts
Knife, arc cutter is distributed on the surface of tool rest, and to being distributed between adjacent arc cutter, grind cutterhead includes thick punishment in advance bore
Have and carefully cross material mouth and roll flute, roll flute is distributed on the surface for grinding cutterhead, thin punishment in advance bore is to being distributed between adjacent roll flute；Machine
Frame includes side plate, top board, column, preceding feed opening and rear feed opening, and side plate is fixed on the both sides of frame, and top board is fixed on frame
Top, column is fixed on the left front end in top of frame, and preceding feed opening is opened in the front portion of top board, and rear feed opening is opened in top board
Rear portion；Horizontal returning mechanism include after also field roller, after shed roller, it is preceding shed roller and preceding also field roller, after shed roller and be fixed on
The lower section of feed opening afterwards, afterwards also field roller shed the inferoanterior of roller after being fixed on, it is preceding to shed the lower section that roller is fixed on preceding feed opening, it is preceding
Also field roller sheds the inferoanterior of roller before being fixed on；Transmission mechanism includes vertical shaft, gearbox, horizontal axis, the first belt wheel, the first skin
Band, the second belt wheel, the 3rd belt wheel, the second belt, the 4th belt wheel, the 3rd belt, the 5th belt wheel, the 6th belt wheel, the 4th belt and
7th belt wheel, gearbox is fixed on the anteriomedial of frame, and vertical shaft is fixed on the top of gearbox, and horizontal axis is fixed on gearbox
Side, the first belt wheel goes back the end of field roller before being fixed on, the second belt wheel goes back the end of field roller after being fixed on, the 3rd belt wheel is fixed on
Before shed the end of roller, the 4th belt wheel sheds the end of roller after being fixed on, the 5th belt wheel is fixed on the end of horizontal axis, the 6th belt wheel
It is fixed on the end of rotating shaft, the 7th belt wheel is fixed on the end of vertical shaft, the first belt is fixed on the first belt wheel and the second belt wheel
Outside, the second belt is fixed on the outside of the 3rd belt wheel and the 4th belt wheel, and the 3rd belt is fixed on the 3rd belt wheel and the 5th belt wheel
Outside, the 4th belt is fixed on the outside of the 6th belt wheel and the 7th belt wheel.
The top and end of described arc cutter open up chamfering, improve the chopping function to corncob.
The course of work of the invention：Corncob enters Verticle grinding mechanism by feeding mouth, in leading for spiral feeding blade
It is downwardly into chopping cutterhead and grinds cutterhead, horizontal returning mechanism is entered by preceding feed opening and rear feed opening after being grated, it is preceding
Shed roller and after shed roller the corncob after crushing be advanced evenly towards ground, preceding also field roller and also field roller is equal by surface soil afterwards
Dig evenly, while during the corncob on ground is uniformly placed into the soil.
Operation principle of the invention：Gearbox drives the axis of rotation of Verticle grinding mechanism by vertical shaft, and rotating shaft drives spiral shell
Rotation feeding blade is distributed in spiral feeding blade lower section with cutterhead rotation, corncob is ground, the vertical cutter cut-out being rotated, while quilt
Arc cutter cut-out on fixed chopping cutterhead；The corncob of cut-out is fallen into by thick material mouth excessively and grinds cutterhead, above it
Roll flute grind, preceding feed opening and rear feed opening are fallen into by thin material mouth of crossing, it is premenstrual shed roller and preceding also field roller, after shed roller with
The also integration of operation of field roller afterwards, realizes that the corncob crushed uniformly mixes with the soil of farming, completes to crush fertile soil also field operation.
Beneficial effects of the present invention：
1st, the spiral feeding blade of Verticle grinding mechanism constitutes the chopping space of clearance height consecutive variations with chopping cutterhead,
Ensure that corncob is subject to effective cutting force all the time during chopping.
2nd, the chopping cutterhead of Verticle grinding mechanism with grind two kinds of different crushing elements of cutterhead surface distributed, arc cutter
Beneficial to the primary comminution realized to bulk corncob, senior crushing of the roll flute beneficial to realization to fritter corncob, so as to improve right
The crush efficiency and quality of corncob.
3rd, crush after corncob by preceding shed roller with it is preceding also field roller, after shed roller with after also field roller integration of operation,
Corncob also field and soil cultivation can synchronously be realized, it is possible to increase corncob fertile soil also field efficiency, existed beneficial to corncob is accelerated
Rotten fertile soil in soil.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the Verticle grinding mechanism structural representation for removing hood of the embodiment of the present invention.
Fig. 3 is the structural representation of the chopping cutterhead of the embodiment of the present invention.
Fig. 4 is partial enlarged view at the A of the embodiment of the present invention.
Fig. 5 is the sectional view of the horizontal returning mechanism of the embodiment of the present invention.
Wherein：1-Verticle grinding mechanism；2-vertical shaft；3-frame；4-horizontal returning mechanism；5-transmission mechanism；6—
Gearbox；7-horizontal axis；8-the first belt wheel；9-the first belt；10-the second belt wheel；11-the three belt wheel；12-the second skin
Band；13-the four belt wheel；14-side plate；15-the three belt；16-the five belt wheel；17-top board；18-column；19-machine
Cover；20-feeding mouth；21-the six belt wheel；22-the four belt；23-the seven belt wheel；24-bottom；25-grind cutterhead；
26-chopping cutterhead；27-spiral feeding blade；28-vertical cutter；29-rotating shaft；30-tool rest；31-thick material mouth excessively；32-arc
Shape cutting knife；33-thin material mouth excessively；34-roll flute；35-field roller is gone back afterwards；36-after shed roller；37-preceding shed roller；38-it is preceding also
Field roller；39-preceding feed opening；40-rear feed opening.
Specific embodiment
Refer to shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the present invention include Verticle grinding mechanism 1, frame 3, it is horizontal also
Field mechanism 4 and transmission mechanism 5, Verticle grinding mechanism 1 are fixed on the upper rear end of frame 3, and horizontal returning mechanism 4 is fixed on frame
3 bottom；Verticle grinding mechanism 1 include hood 19, feeding mouth 20, bottom 24, grind cutterhead 25, chopping cutterhead 26, spiral
Feeding blade 27, vertical cutter 28, rotating shaft 29, tool rest 30, thick material mouth 31 excessively, arc cutter 32, thin material mouth 33 and roll flute 34, hood excessively
19 outsides for being fixed on Verticle grinding mechanism 1, feeding mouth 20 is fixed on the upper rear end of hood 19, and bottom 24 is fixed on hood 19
Bottom, grind the lower end that cutterhead 25 is fixed on rotating shaft 29, the radially fixed middle part in hood 19 of chopping cutterhead 26, spiral feeding
Blade 27 is fixed on the upper end of rotating shaft 29, and vertical cutter 28 is fixed on the bottom of spiral feeding blade 27, and chopping cutterhead 26 includes knife
Seat 30, thick material mouth 31 and arc cutter 32 excessively, arc cutter 32 are distributed on the surface of tool rest 30, and the thick radial equipartition of material mouth 31 of crossing exists
Between adjacent arc cutter 32, grind cutterhead 25 and include carefully material mouth 33 and roll flute 34 excessively, roll flute 34 is distributed on and grinds cutterhead
25 surface, the thin radial equipartition of material mouth 33 of crossing is between adjacent roll flute 34；Frame 3 includes side plate 14, top board 17, column
18th, preceding feed opening 39 and rear feed opening 40, side plate 14 are fixed on the both sides of frame 3, and top board 17 is fixed on the top of frame 3, stand
Post 18 is fixed on the left front end in top of frame 3, and preceding feed opening 39 is opened in the front portion of top board 17, and rear feed opening 40 is opened in top board
17 rear portion；Horizontal returning mechanism 4 include after also field roller 35, after shed roller 36, it is preceding shed roller 37 and it is preceding also field roller 38, throw afterwards
The lower section that roller 36 is fixed on rear feed opening 40 is spilt, also field roller 35 sheds the inferoanterior of roller 36 after being fixed on afterwards, preceding roller 37 of shedding is consolidated
The lower section of preceding feed opening 39 is scheduled on, preceding also field roller 38 sheds the inferoanterior of roller 37 before being fixed on；Transmission mechanism 5 include vertical shaft 2,
Gearbox 6, horizontal axis 7, the first belt wheel 8, the first belt 9, the second belt wheel 10, the 3rd belt wheel 11, the second belt 12, the 4th belt wheel
13rd, the 3rd belt 15, the 5th belt wheel 16, the 6th belt wheel 21, the 4th belt 22 and the 7th belt wheel 23, gearbox 6 are fixed on frame 3
Anteriomedial, vertical shaft 2 is fixed on the top of gearbox 6, and horizontal axis 7 is fixed on the side of gearbox 6, and the first belt wheel 8 is fixed on
The end of preceding also field roller 38, the second belt wheel 10 goes back the end of field roller 35 after being fixed on, the 3rd belt wheel 11 sheds roller 37 before being fixed on
End, the 4th belt wheel 13 sheds the end of roller 36 after being fixed on, the 5th belt wheel 16 is fixed on the end of horizontal axis 7, the 6th belt wheel
21 ends for being fixed on rotating shaft 29, the 7th belt wheel 23 is fixed on the end of vertical shaft 2, and the first belt 9 is fixed on the first belt wheel 8 and
The outside of two belt wheels 10, the second belt 12 is fixed on the outside of the 3rd belt wheel 11 and the 4th belt wheel 13, and the 3rd belt 15 is fixed on
The outside of the 3rd belt wheel 11 and the 5th belt wheel 16, the 4th belt 22 is fixed on the outside of the 6th belt wheel 21 and the 7th belt wheel 23.
The top and end of described arc cutter 32 open up chamfering, improve the chopping function to corncob.
Claims (2)
1. the bionical crushing fertile soil chopper of a kind of corncob, it is characterised in that：Include Verticle grinding mechanism (1), frame (3),
Horizontal returning mechanism (4) and transmission mechanism (5), Verticle grinding mechanism (1) are fixed on the upper rear end of frame (3), horizontal also field
Mechanism (4) is fixed on the bottom of frame (3)；Verticle grinding mechanism (1) include hood (19), feeding mouth (20), bottom (24),
Grind cutterhead (25), chopping cutterhead (26), spiral feeding blade (27), vertical cutter (28), rotating shaft (29), tool rest (30), thick punishment in advance
Mouth (31), arc cutter (32), thin material mouth (33) and roll flute (34) excessively, hood (19) are fixed on the outer of Verticle grinding mechanism (1)
Portion, feeding mouth (20) is fixed on the upper rear end of hood (19), and bottom (24) is fixed on the bottom of hood (19), grinds cutterhead
(25) lower end of rotating shaft (29) is fixed on, cutterhead (26) radially fixed middle part in hood (19), spiral feeding blade is shredded
(27) upper end of rotating shaft (29) is fixed on, vertical cutter (28) is fixed on the bottom of spiral feeding blade (27), chopping cutterhead (26) bag
Tool rest (30), thick material mouth (31) and arc cutter (32) excessively are included, arc cutter (32) is distributed on the surface of tool rest (30), thick mistake
Material mouth (31) radial equipartition grinds cutterhead (25) and includes carefully material mouth (33) and roll flute excessively between adjacent arc cutter (32)
(34), roll flute (34) is distributed on the surface for grinding cutterhead (25), it is thin cross material mouth (33) radial equipartition adjacent roll flute (34) it
Between；Frame (3) includes side plate (14), top board (17), column (18), preceding feed opening (39) and rear feed opening (40), side plate
(14) both sides of frame (3) are fixed on, top board (17) is fixed on the top of frame (3), and column (18) is fixed on the upper of frame (3)
The left front end in portion, preceding feed opening (39) is opened in the front portion of top board (17), and rear feed opening (40) is opened in the rear portion of top board (17)；It is sleeping
Formula returning mechanism (4) include after also field roller (35), after shed roller (36), it is preceding shed roller (37) and preceding and field roller (38), throw afterwards
The lower section that roller (36) is fixed on rear feed opening (40) is spilt, also field roller (35) sheds the inferoanterior of roller (36), preceding throwing after being fixed on afterwards
The lower section that roller (37) is fixed on preceding feed opening (39) is spilt, preceding also field roller (38) sheds the inferoanterior of roller (37) before being fixed on；Transmission
Mechanism (5) include vertical shaft (2), gearbox (6), horizontal axis (7), the first belt wheel (8), the first belt (9), the second belt wheel (10),
3rd belt wheel (11), the second belt (12), the 4th belt wheel (13), the 3rd belt (15), the 5th belt wheel (16), the 6th belt wheel
(21), the 4th belt (22) and the 7th belt wheel (23), gearbox (6) are fixed on the anteriomedial of frame (3), and vertical shaft (2) is fixed
On the top of gearbox (6), horizontal axis (7) is fixed on the side of gearbox (6), and the first belt wheel (8) goes back field roller (38) before being fixed on
End, the second belt wheel (10) be fixed on after also field roller (35) end, the 3rd belt wheel (11) sheds roller (37) before being fixed on
End, the 4th belt wheel (13) sheds the end of roller (36) after being fixed on, the 5th belt wheel (16) is fixed on the end of horizontal axis (7), the
Six belt wheels (21) are fixed on the end of rotating shaft (29), and the 7th belt wheel (23) is fixed on the end of vertical shaft (2), and the first belt (9) is solid
The outside of the first belt wheel (8) and the second belt wheel (10) is scheduled on, the second belt (12) is fixed on the 3rd belt wheel (11) and the 4th belt wheel
(13) outside, the 3rd belt (15) is fixed on the outside of the 3rd belt wheel (11) and the 5th belt wheel (16), and the 4th belt (22) is solid
It is scheduled on the outside of the 6th belt wheel (21) and the 7th belt wheel (23).
2. the bionical crushing fertile soil chopper of a kind of corncob according to claim 1, it is characterised in that：Described arc is cut
The top and end of knife (32) open up chamfering, improve the chopping function to corncob.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611241135.2A CN106664853B (en) | 2016-12-29 | 2016-12-29 | Corncob crushes fertile soil chopper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611241135.2A CN106664853B (en) | 2016-12-29 | 2016-12-29 | Corncob crushes fertile soil chopper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106664853A true CN106664853A (en) | 2017-05-17 |
| CN106664853B CN106664853B (en) | 2018-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611241135.2A Active CN106664853B (en) | 2016-12-29 | 2016-12-29 | Corncob crushes fertile soil chopper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106664853B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU4385979A (en) * | 1978-04-06 | 1979-10-18 | Deere & Company | Mixer blade |
| CN2279049Y (en) * | 1996-12-13 | 1998-04-22 | 朱家广 | Cornstalk crushing and stubble cleaning returning to field machine |
| CN1589598A (en) * | 2004-05-09 | 2005-03-09 | 吉林省农业机械研究院 | Combined processing machine for returning straw to field and crushing root stubble |
| CN2845467Y (en) * | 2005-11-24 | 2006-12-13 | 大连轻工业学院 | Thrusher for mixed feed |
| CN201097481Y (en) * | 2007-06-25 | 2008-08-13 | 刘江洪 | Stalk crushing returning stubble ploughing machine |
| CN202354035U (en) * | 2011-11-21 | 2012-08-01 | 天津富康农业开发有限公司 | Corn stalk chopping device |
| CN203985106U (en) * | 2014-09-02 | 2014-12-10 | 天津玉盈机械制造有限公司 | A kind of corn stalk powder crushing device |
| CN105638109A (en) * | 2016-03-28 | 2016-06-08 | 吉林农业大学 | Double-barrel straight-arrangement type straw returning machine |
| CN205385698U (en) * | 2016-02-02 | 2016-07-20 | 云南长江绿海环境工程股份有限公司 | Ecological agriculture and forestry soil feed repairing system |
-
2016
- 2016-12-29 CN CN201611241135.2A patent/CN106664853B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU4385979A (en) * | 1978-04-06 | 1979-10-18 | Deere & Company | Mixer blade |
| CN2279049Y (en) * | 1996-12-13 | 1998-04-22 | 朱家广 | Cornstalk crushing and stubble cleaning returning to field machine |
| CN1589598A (en) * | 2004-05-09 | 2005-03-09 | 吉林省农业机械研究院 | Combined processing machine for returning straw to field and crushing root stubble |
| CN2845467Y (en) * | 2005-11-24 | 2006-12-13 | 大连轻工业学院 | Thrusher for mixed feed |
| CN201097481Y (en) * | 2007-06-25 | 2008-08-13 | 刘江洪 | Stalk crushing returning stubble ploughing machine |
| CN202354035U (en) * | 2011-11-21 | 2012-08-01 | 天津富康农业开发有限公司 | Corn stalk chopping device |
| CN203985106U (en) * | 2014-09-02 | 2014-12-10 | 天津玉盈机械制造有限公司 | A kind of corn stalk powder crushing device |
| CN205385698U (en) * | 2016-02-02 | 2016-07-20 | 云南长江绿海环境工程股份有限公司 | Ecological agriculture and forestry soil feed repairing system |
| CN105638109A (en) * | 2016-03-28 | 2016-06-08 | 吉林农业大学 | Double-barrel straight-arrangement type straw returning machine |
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| Publication number | Publication date |
|---|---|
| CN106664853B (en) | 2018-10-26 |
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Inventor after: Chen Zhi Inventor after: Fu Jun Inventor after: Ren Luquan Inventor after: Cheng Chao Inventor after: Zhang Qiang Inventor before: Fu Jun Inventor before: Chen Zhi Inventor before: Ren Luquan Inventor before: Cheng Chao Inventor before: Zhang Qiang |
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Effective date of registration: 20210406 Address after: 256414 No.253, Zhangbei Road, Guoli Town, Huantai County, Zibo City, Shandong Province Patentee after: SHANDONG JUMING MACHINERY Co.,Ltd. Address before: 130012 No. 2699 Qianjin Street, Jilin, Changchun Patentee before: Jilin University |