CN113115649A - Forage grass crushing and rubbing machine - Google Patents
Forage grass crushing and rubbing machine Download PDFInfo
- Publication number
- CN113115649A CN113115649A CN202110524215.3A CN202110524215A CN113115649A CN 113115649 A CN113115649 A CN 113115649A CN 202110524215 A CN202110524215 A CN 202110524215A CN 113115649 A CN113115649 A CN 113115649A
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- China
- Prior art keywords
- conveying
- forage grass
- box body
- rack
- rotary cutter
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- 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
- A01F29/02—Cutting apparatus specially adapted for cutting hay, straw or the like having rotating knives with their cutting edges in a plane perpendicular to their rotational axis
- A01F29/04—Cutting apparatus specially adapted for cutting hay, straw or the like having rotating knives with their cutting edges in a plane perpendicular to their rotational axis with feeding direction transverse to axis
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- 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
- A01F29/005—Cutting apparatus specially adapted for cutting hay, straw or the like for disintegrating and cutting up bales of hay, straw or fodder
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- 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
-
- 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
- A01F29/10—Feeding devices
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N17/00—Apparatus specially adapted for preparing animal feeding-stuffs
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N17/00—Apparatus specially adapted for preparing animal feeding-stuffs
- A23N17/02—Fodder mashers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/70—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in livestock or poultry
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Threshing Machine Elements (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses a forage grass smashing and kneading machine which comprises a rack, wherein a smashing device and a kneading device are fixedly arranged on the rack, a conveying conveyor belt used for conveying forage grass to the smashing device is arranged on one side of the rack, and a conveying conveyor belt used for conveying processed forage grass out is arranged below the kneading device. According to the invention, the thread rolling device matched with the forage grass pulverizer is arranged below the forage grass pulverizer, so that the forage grass is subjected to secondary deep processing, the forage grass is softer, and the situation that the forage grass is dark before the forage grass pulverizer is conveyed to knead the thread is avoided. The invention saves time and labor, improves the working efficiency, and has better palatability and strong practicability for the processed grass-harvested cattle and sheep.
Description
Technical Field
The invention relates to the technical field of forage processing, in particular to a forage grass smashing and kneading machine.
Background
The crusher is widely applied to various departments such as mines, smelting, building materials, highways, railways, water conservancy, chemical industry and the like. At present, the commonly used crushing machines include a jaw crusher, a back-impact crusher, a winnowing crusher, a hammer crusher, an impact crusher, a roller crusher, a composite crusher, and the like.
The kneading machine is a machine for shredding biomass such as cotton stalks, branches, corn stalks, rice straws and the like, is mainly used for shredding plant stalks such as cotton stalks, branches, barks, rice straws and the like, and can also be used for shredding various crop stalks and pasture.
The prior forage grass processing equipment generally conveys forage grass into a grinder, and conveys the ground forage grass onto a silk rolling machine again to carry out secondary silk rolling processing after grinding. The back and forth transportation not only wastes time and labor and has low efficiency, but also easily causes the waste of forage grass.
Therefore, a processing device capable of simultaneously crushing and kneading the forage grass needs to be researched and solved.
Disclosure of Invention
In order to solve the technical problems, the technical scheme provided by the invention is as follows: a forage grass smashing and kneading machine comprises a rack, wherein a smashing device and a kneading device are fixedly arranged on the rack, a conveying conveyor belt used for conveying forage grass to the smashing device is arranged on one side of the rack, and a conveying conveyor belt used for conveying processed forage grass out is arranged below the kneading device;
the crushing device comprises a box body I and a rotary cutter which is arranged in the box body I and is rotationally connected with the rack, a motor I and a motor II which are fixedly connected with the rack are respectively arranged at two ends of the box body I, a feeding hole I is arranged at the upper end of the box body I, and a discharging hole I is arranged at the lower end of the box body I;
the rubbing device is arranged below the crushing device and comprises a box body II and a rotary knife which is arranged inside the box body II and rotatably connected with the rack, a motor III fixedly connected with the rack is arranged on one side of the box body II, a feeding hole II is formed in the upper end of the box body II, and a discharging hole II is formed in the lower end of the box body II.
As an improvement, the frame is the cuboid form, and its middle part is provided with the reducing mechanism rather than fixed connection, rubs the silk device, box one is hourglass hopper-shaped, its with frame fixed connection, the rotary cutter is including the rotary cutter one, the rotary cutter two that mutually support and the level set up, motor one with rotary cutter transmission connection, motor two with rotary cutter two transmission connection.
As an improvement, the first rotary cutter and the second rotary cutter both comprise a central shaft and circular blades which are coaxially arranged, the circular blades are uniformly arranged along the axial direction of the central shaft, the circular blades are circular, a plurality of through grooves are uniformly formed in the outer rings of the circular blades, the first rotary cutter and the second rotary cutter are used for crushing feed which is put into the first box body through cooperation, and the first rotary cutter and the second rotary cutter rotate along opposite directions.
As an improvement, the second box body is funnel-shaped, the second feed inlet is matched with the first discharge outlet, the third motor is in transmission connection with the rotary knife, the rotary knife comprises a main shaft and a disc which are coaxially arranged, the disc is arranged along the axial direction of the main shaft, a plurality of knife rest rods are evenly arranged on the disc, a plurality of blades are arranged on the knife rest rods, and the knife rest rods are arranged in parallel with the main shaft.
As an improvement, the conveying belt comprises a fixing frame and a conveying channel arranged above the fixing frame, driving rollers which are connected with the conveying channel in a rotating mode are arranged on the conveying channel, the driving rollers are arranged along the length direction of the conveying channel, the driving belt matched with the conveying rollers is wound on the driving rollers, a driving motor is fixedly arranged on the fixing frame, the driving motor is in transmission connection with one of the driving rollers, and the conveying channel is arranged in an inclined mode.
As an improvement, the conveying conveyor belt comprises conveyor belts and conveying rollers rotatably connected with the frame, the conveying rollers are horizontally arranged in parallel, the conveying rollers are wound with the conveyor belts matched with the conveying rollers, a conveying motor is fixedly arranged on the frame and is in transmission connection with one of the conveying rollers, and the conveying motor conveys the processed forage grass out through the conveying conveyor belt.
After adopting the structure, the invention has the following advantages: according to the invention, the thread rolling device matched with the forage grass pulverizer is arranged below the forage grass pulverizer, so that the forage grass is subjected to secondary deep processing, the forage grass is softer, and the situation that the forage grass is dark before the forage grass pulverizer is conveyed to knead the thread is avoided. The invention saves time and labor, improves the working efficiency, and has better palatability and strong practicability for the processed grass-harvested cattle and sheep.
Drawings
Fig. 1 is a first structural schematic diagram of a forage grass smashing and kneading machine.
Fig. 2 is a schematic structural diagram II of the forage grass smashing and kneading machine.
Fig. 3 is a sectional view showing the structure of a forage grass crushing and kneading machine according to the present invention.
Fig. 4 is a schematic structural diagram of a smashing device of a forage grass smashing and wire kneading machine.
Fig. 5 is a sectional view showing the structure of a crushing apparatus of a forage crushing and kneading machine according to the present invention.
Fig. 6 is a schematic structural view of a wire kneading device of a forage grass smashing and wire kneading machine.
Fig. 7 is a sectional view showing the structure of a wire-kneading device of a forage grass crushing and wire-kneading machine according to the present invention.
Fig. 8 is a schematic structural view of a rotary knife of the forage grass smashing and kneading machine.
Fig. 9 is a schematic structural diagram of a conveying belt of the forage grass smashing and kneading machine.
Fig. 10 is a sectional view showing the structure of a conveyor belt of a forage grass crushing and wire kneading machine according to the present invention.
Fig. 11 is a schematic structural view of a conveyor belt of the forage grass smashing and kneading machine.
Fig. 12 is a sectional view showing the construction of a conveyor belt of a forage crushing and kneading machine according to the present invention.
As shown in the figure: 1. the automatic grinding machine comprises a rack, 1.1, a first motor, 1.2, a second motor, 1.3, a third motor, 2, a grinding device, 2.1, a first box body, 2.11, a first feeding hole, 2.12, a first discharging hole, 2.2, a rotary cutter, 2.21, a first rotary cutter, 2.22, a second rotary cutter, 2.23, a central shaft, 2.24, a circular blade, 2.241, a through groove, 3, a thread kneading device, 3.1, a second box body, 3.11, a second feeding hole, 3.12, a second discharging hole, 3.2, a rotary cutter, 3.21, a main shaft, 3.22, a disc, 3.23, a cutter rest rod, 3.24, a blade, 4, a conveying conveyor belt, 4.1, a fixed frame, 4.2, a conveyor channel, 4.3, a transmission roller, 4.4, 5.5, a conveying conveyor belt, 5.1, a conveyor belt, 5.2, a conveying roller, 5.3 and a conveying motor.
Detailed Description
With reference to the accompanying drawings 1-12, a forage grass smashing and kneading machine comprises a rack 1, wherein a smashing device 2 and a kneading device 3 are fixedly arranged on the rack 1, a conveying and conveying belt 4 for conveying forage grass to the smashing device 2 is arranged on one side of the rack 1, and a conveying and conveying belt 5 for conveying processed forage grass out is arranged below the kneading device 3;
the crushing device 2 comprises a first box body 2.1 and a rotary cutter 2.2 which is arranged in the first box body 2.1 and is rotationally connected with the rack 1, a first motor 1.1 and a second motor 1.2 which are fixedly connected with the rack 1 are respectively arranged at two ends of the first box body 2.1, a first feed inlet 2.11 is arranged at the upper end of the first box body 2.1, and a first discharge outlet 2.12 is arranged at the lower end of the first box body;
As a preferred embodiment of the present embodiment, the frame 1 is rectangular, the middle portion of the frame is provided with the crushing device 2 and the filament kneading device 3 which are fixedly connected with the frame, the first box body 2.1 is funnel-shaped and is fixedly connected with the frame 1, the rotary knife 2.2 comprises a first rotary knife 2.21 and a second rotary knife 2.22 which are mutually matched and horizontally arranged, the first motor 1.1 is in transmission connection with the first rotary knife 2.21, and the second motor 1.2 is in transmission connection with the second rotary knife 2.22.
As a preferred embodiment of this embodiment, each of the first rotary cutter 2.21 and the second rotary cutter 2.22 includes a central shaft 2.23 and a circular cutter 2.24, the circular cutter 2.24 is a plurality of circular cutters uniformly arranged along the axial direction of the central shaft 2.23, the circular cutter 2.24 is circular, the outer ring thereof is uniformly provided with a plurality of through grooves 2.241, the first rotary cutter 2.21 and the second rotary cutter 2.22 cooperate to crush the feed put into the first box 2.1, and the first rotary cutter 2.21 and the second rotary cutter 2.22 rotate in opposite directions.
As a preferred embodiment of this embodiment, the second box 3.1 is funnel-shaped, the second feeding port 3.11 is matched with the first discharging port 2.12, the third motor 1.3 is in transmission connection with the rotary knife 3.2, the rotary knife 3.2 includes a plurality of coaxially disposed spindles 3.21 and discs 3.22, the discs 3.22 are disposed along an axial direction of the spindles 3.21, a plurality of knife rest bars 3.23 are uniformly disposed on the discs 3.22, a plurality of blades 3.24 are disposed on the knife rest bars 3.23, and the knife rest bars 3.23 are disposed in parallel with the spindles 3.21.
As a preferred embodiment of this embodiment, the conveying belt 4 includes a fixing frame 4.1 and a conveying path 4.2 disposed above the fixing frame 4.1, a plurality of driving rollers 4.3 rotatably connected to the conveying path 4.2 are disposed on the conveying path 4.2, the conveying belt 4.4 matched with the conveying path is wound on the plurality of driving rollers 4.3 along the length direction of the conveying path 4.2, a driving motor 4.5 is fixedly disposed on the fixing frame 4.1, the driving motor 4.5 is in transmission connection with one of the driving rollers 4.3, and the conveying path 4.2 is disposed in an inclined manner.
As a preferred embodiment of this embodiment, the transportation conveyer belt 5 includes two conveyer belts 5.1 and two conveyer rollers 5.2 rotatably connected to the frame 1, the two conveyer rollers 5.2 are horizontally arranged in parallel, and the conveyer belt 5.1 is wound around the two conveyer rollers, a conveyer motor 5.3 is fixedly arranged on the frame 1, the conveyer motor 5.3 is in transmission connection with one of the conveyer rollers 5.2, and the conveyer motor 5.3 transports the processed forage grass out through the transportation conveyer belt 5.
When the forage grass crushing machine is implemented specifically, the transmission motor is started, the transmission motor drives the conveying conveyor belt to convey forage grass to the crushing device, and the first motor and the second motor rotate at the same speed simultaneously to drive the first rotary cutter and the second rotary cutter to cooperatively rotate to crush the forage grass. The crushed forage grass freely falls into the silk kneading device through the first discharge port and the second feed port. And the third motor drives the rotary knife to rotate to carry out kneading processing on the crushed forage grass, the kneaded forage grass falls into the conveying conveyor belt through the second discharge port, and the conveying conveyor belt conveys the forage grass under the driving of the conveying motor.
Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention is described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered in the claims of the present invention.
Claims (6)
1. A forage grass smashing and wire kneading machine comprises a rack and is characterized in that a smashing device and a wire kneading device are fixedly arranged on the rack, a conveying conveyor belt used for conveying forage grass to the smashing device is arranged on one side of the rack, and a conveying conveyor belt used for conveying processed forage grass out is arranged below the wire kneading device;
the crushing device comprises a box body I and a rotary cutter which is arranged in the box body I and is rotationally connected with the rack, a motor I and a motor II which are fixedly connected with the rack are respectively arranged at two ends of the box body I, a feeding hole I is arranged at the upper end of the box body I, and a discharging hole I is arranged at the lower end of the box body I;
the rubbing device is arranged below the crushing device and comprises a box body II and a rotary knife which is arranged inside the box body II and rotatably connected with the rack, a motor III fixedly connected with the rack is arranged on one side of the box body II, a feeding hole II is formed in the upper end of the box body II, and a discharging hole II is formed in the lower end of the box body II.
2. The forage grass smashing and kneading machine according to claim 1, wherein the rack is rectangular, a smashing device and a kneading device which are fixedly connected with the rack are arranged in the middle of the rack, the first box body is funnel-shaped and is fixedly connected with the rack, the rotary cutter comprises a first rotary cutter and a second rotary cutter which are matched with each other and are horizontally arranged, the first motor is in transmission connection with the first rotary cutter, and the second motor is in transmission connection with the second rotary cutter.
3. The forage grass smashing and kneading machine according to claim 2, wherein the first rotary cutter and the second rotary cutter each comprise a central shaft and a circular blade which are coaxially arranged, the circular blades are uniformly arranged along the axial direction of the central shaft, the circular blades are circular, a plurality of through grooves are uniformly formed in the outer ring of the circular blades, the first rotary cutter and the second rotary cutter are used for smashing forage thrown into the first box body through cooperation, and the first rotary cutter and the second rotary cutter rotate in opposite directions.
4. The forage grass smashing and kneading machine according to claim 1, wherein the box body II is funnel-shaped, the feed inlet II is matched with the discharge outlet I, the motor III is in transmission connection with the rotary knife, the rotary knife comprises a main shaft and a disc which are coaxially arranged, the disc is a plurality of discs which are arranged along the axial direction of the main shaft, a plurality of knife rest rods are uniformly arranged on the disc, a plurality of blades are arranged on the knife rest rods, and the knife rest rods are arranged in parallel with the main shaft.
5. The forage grass smashing and kneading machine according to claim 1, wherein the conveying belt comprises a fixed frame and a conveying channel arranged above the fixed frame, a plurality of conveying rollers are arranged on the conveying channel and rotatably connected with the conveying channel, the conveying rollers are arranged along the length direction of the conveying channel, a driving belt matched with the conveying rollers is wound on the plurality of conveying rollers, a driving motor is fixedly arranged on the fixed frame and is in transmission connection with one of the conveying rollers, and the conveying channel is obliquely arranged.
6. The forage grass smashing and kneading machine according to claim 1, wherein the conveying conveyor belt comprises two conveying belts and conveying rollers rotatably connected with the frame, the two conveying rollers are horizontally arranged in parallel, the conveying rollers are wound with the conveying belts matched with the conveying rollers, a conveying motor is fixedly arranged on the frame, the conveying motor is in transmission connection with one of the conveying rollers, and the conveying motor conveys the processed forage grass out through the conveying conveyor belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110524215.3A CN113115649A (en) | 2021-05-13 | 2021-05-13 | Forage grass crushing and rubbing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110524215.3A CN113115649A (en) | 2021-05-13 | 2021-05-13 | Forage grass crushing and rubbing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113115649A true CN113115649A (en) | 2021-07-16 |
Family
ID=76781989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110524215.3A Pending CN113115649A (en) | 2021-05-13 | 2021-05-13 | Forage grass crushing and rubbing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113115649A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106622545A (en) * | 2017-02-17 | 2017-05-10 | 江苏神力生态农业科技有限公司 | Two-stage filament rubbing machine |
| CN206260341U (en) * | 2016-11-01 | 2017-06-20 | 郑州市牧昌农业机械制造有限公司 | A kind of wire kneading machine |
| CN107864758A (en) * | 2017-11-20 | 2018-04-03 | 咸丰隆态生物科技有限公司 | A kind of filament-rubbing machine of crop straw |
| CN108633500A (en) * | 2018-07-01 | 2018-10-12 | 山东弘发兴凯实业股份有限公司 | Full-automatic combined type straw pulverizer |
| CN108738745A (en) * | 2018-08-09 | 2018-11-06 | 山西农业大学 | A kind of small-sized oat forage grass wire kneading machine |
| CN110249811A (en) * | 2019-05-29 | 2019-09-20 | 甘肃农业大学 | Silage crushing, shredding and packing integrated operation machine |
| CN110800482A (en) * | 2019-07-22 | 2020-02-18 | 黑龙江如柏科技有限公司 | Integrated gramineous plant filament rubbing machine |
| CN111450954A (en) * | 2020-04-24 | 2020-07-28 | 星光农机股份有限公司 | a crushing machine |
| CN211982735U (en) * | 2020-04-03 | 2020-11-24 | 郑州金宏兴机械有限公司 | Crop straw rubbing machine |
| CN219593108U (en) * | 2021-05-13 | 2023-08-29 | 秦国明 | Forage grass crushing and silk kneading machine |
-
2021
- 2021-05-13 CN CN202110524215.3A patent/CN113115649A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206260341U (en) * | 2016-11-01 | 2017-06-20 | 郑州市牧昌农业机械制造有限公司 | A kind of wire kneading machine |
| CN106622545A (en) * | 2017-02-17 | 2017-05-10 | 江苏神力生态农业科技有限公司 | Two-stage filament rubbing machine |
| CN107864758A (en) * | 2017-11-20 | 2018-04-03 | 咸丰隆态生物科技有限公司 | A kind of filament-rubbing machine of crop straw |
| CN108633500A (en) * | 2018-07-01 | 2018-10-12 | 山东弘发兴凯实业股份有限公司 | Full-automatic combined type straw pulverizer |
| CN108738745A (en) * | 2018-08-09 | 2018-11-06 | 山西农业大学 | A kind of small-sized oat forage grass wire kneading machine |
| CN110249811A (en) * | 2019-05-29 | 2019-09-20 | 甘肃农业大学 | Silage crushing, shredding and packing integrated operation machine |
| CN110800482A (en) * | 2019-07-22 | 2020-02-18 | 黑龙江如柏科技有限公司 | Integrated gramineous plant filament rubbing machine |
| CN211982735U (en) * | 2020-04-03 | 2020-11-24 | 郑州金宏兴机械有限公司 | Crop straw rubbing machine |
| CN111450954A (en) * | 2020-04-24 | 2020-07-28 | 星光农机股份有限公司 | a crushing machine |
| CN219593108U (en) * | 2021-05-13 | 2023-08-29 | 秦国明 | Forage grass crushing and silk kneading machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20210716 |