CN107873277A - A kind of stalk crasher experimental bench - Google Patents
A kind of stalk crasher experimental bench Download PDFInfo
- Publication number
- CN107873277A CN107873277A CN201711259948.9A CN201711259948A CN107873277A CN 107873277 A CN107873277 A CN 107873277A CN 201711259948 A CN201711259948 A CN 201711259948A CN 107873277 A CN107873277 A CN 107873277A
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- China
- Prior art keywords
- rotating shaft
- housing
- mounting groove
- threaded rod
- base
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Classifications
-
- 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
- A01F29/09—Details
- A01F29/095—Mounting or adjusting of knives
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses a kind of stalk crasher experimental bench, including base, the base is provided with housing, the side of the housing is provided with conveying device, the opposite side of the housing is provided with master operating station, the side of the master operating station is fixedly connected on the side of base, the opposite side of the master operating station is provided with child-operation platform, the child-operation platform is provided with test device, the first motor is fixedly connected with the master operating station, the second rotating shaft is connected with first motor, second rotating shaft is connected with first rotating shaft by test device, one end of the housing is provided with feeding pipe.Present invention operation simple in construction is easy, by the isostructural interaction of gripping mechanism, is easy to the replacing and installation of cutting knife, operating efficiency when maintenance and assembling is improved, is secured the equipment in by fixing device on base, improves the stability of structure, rocking for equipment is reduced, reduces Data Collection error.
Description
Technical field
The present invention relates to agricultural machinery technological field, more particularly to a kind of stalk crasher experimental bench.
Background technology
At present, the stalk crasher performance also imperfection used with matched with combine, ripe machine also prepattern；
Different Crop stalk is directed to, different machines is also in research and development advanced development；Suitable for the different machines of same origin stalk,
Do not have systematic parameter foundation to compare its difference in performance, this is unfavorable for the research and development and innovation of machine.Based on to different
Stalk crasher is tested, and by gathering the values of consult volume such as rotating speed, moment of torsion, with reference to its crushing effect, carrys out com-parison and analysis machine
Performance, the country is there is presently no special testing stand, and the blade of pulverizer utilizes bolt connection, it is not easy to dismantles, together
When pulverizer on there is no fixing device to cause to produce vibration, influence the collection of experimental data, reduce operating efficiency.
The content of the invention
The invention aims to solve shortcoming present in prior art, such as：It is domestic that there is presently no special examination
Platform is tested, and the blade of pulverizer utilizes bolt connection, it is not easy to dismantle, while there is no fixing device to cause to produce on pulverizer
Raw vibration, influences the collection of experimental data.
To achieve these goals, present invention employs following technical scheme：
A kind of stalk crasher experimental bench, including base, the base are provided with housing, and the side of the housing is provided with conveying and filled
Put, the opposite side of the housing is provided with master operating station, and the side of the master operating station is fixedly connected on the side of base, the master
The opposite side of operating desk is provided with child-operation platform, and the child-operation platform is provided with test device, is fixedly connected on the master operating station
There is the first motor, the second rotating shaft is connected with first motor, second rotating shaft is connected by test device
There is first rotating shaft, one end of the housing is provided with feeding pipe, equidistantly three installation sets, the peace are provided with the first rotating shaft
Encapsulation is provided with gripping mechanism, and the installation set is provided with cutting knife by gripping mechanism, is connected with dividing plate in the housing, it is described every
Plate is provided with valve, and the dividing plate is located at the lower section of cutting knife, and the side wall of the housing bottom is provided with collecting box, the housing bottom
The both sides at end are additionally provided with fixing device, and the housing is connected on base by fixing device.
Preferably, the conveying device includes the first support frame and the second support frame, and second support frame is provided with material
Storehouse, one end of the feed bin are connected with connecting tube, and one end of the connecting tube is connected with transport tube, and the one of first support frame
End is connected to the side of transport tube, and the other end of first support frame is connected to the side of base, one end of the transport tube
It is connected with die head, one end of the transport tube is located at the top of feeding pipe, is provided with the 3rd rotating shaft in the transport tube, and the described 3rd
Helical-blade is connected with rotating shaft, one end of the helical-blade is located at one end of die head.
Preferably, the test device includes yielding coupling, and one end of the yielding coupling is connected to the second rotating shaft
One end, the other end of the yielding coupling is connected with torque sensor, and the torque sensor is connected by yielding coupling
Torque sensor overload protection shaft is connected to, the torque sensor overload protection shaft is provided with the 3rd rotating shaft, the 3rd rotating shaft
Gimbal coupling is provided with, the 3rd rotating shaft is connected with first rotating shaft, the torque sensor by gimbal coupling
The side of child-operation platform is both connected to one end of yielding coupling.
Preferably, the gripping mechanism includes installation set, and the cutting knife is provided with the second mounting groove, second installation
Two the first springs are arranged with the madial wall of groove, the other end of each first spring is fixedly connected with buffer board, institute
State buffer board to be located in the second mounting groove, the opposite side of the buffer board is symmetrically fixedly connected with two fixture blocks, each card
The side of block is provided with the first neck, is provided with movable block in first neck, provided with the first mounting groove and the in the installation set
Two draw-in groove, chute is equipped with the madial wall of first mounting groove, the movable block is stuck in chute, and the fixture block is positioned at the
In two draw-in groove, one end of the movable block is rotatably connected to rotating bar, is provided with stopping means in first mounting groove, described turn
One end of lever is interspersed with rotational pin, and cube frame is socketed with the rotational pin, and one end of the cube frame is provided with second
Spring, one end of the second spring are connected in the side wall of the first mounting groove, and the other end of the cube frame is connected with
One threaded rod.
Preferably, the stopping means includes stop collar, and the both ends of the stop collar are fixedly connected on the first mounting groove
In side wall, the second spring, cube frame, rotational pin and threaded rod are respectively positioned in stop collar.
Preferably, the other end of first threaded rod passes through the side wall of installation set and is connected with rotating handles, the rotation
Handle is bonded with rubber blanket on hand, and the rubber blanket is provided with anti-slip veins.
Preferably, the fixing device includes the first mounting groove, is connected with gag lever post in first mounting groove, and described
The second threaded rod is also interspersed with one mounting groove, one end of second threaded rod passes through the side wall of housing and is connected with the second drive
Dynamic motor, second motor are arranged on housing, and second threaded rod is threaded with portable plate, described spacing
Bar is interspersed in one end of portable plate, and motion bar is interspersed with the portable plate, and the side of the motion bar is provided with the 3rd threaded rod,
Described 3rd threaded rod one end passes through the side wall of portable plate, and one end of the motion bar is connected with sucker, one end of the sucker
It is connected to the side of base.
Compared with prior art, the beneficial effects of the invention are as follows：Operation simple in construction is easy, passes through the structures such as gripping mechanism
Interaction, be easy to the replacing and installation of cutting knife, improve operating efficiency when maintenance and assembling, by fixing device by equipment
It is fixed on base, improves the stability of structure, reduce rocking for equipment, reduces Data Collection error.
Brief description of the drawings
Fig. 1 is a kind of positive structure schematic of stalk crasher experimental bench proposed by the present invention；
Fig. 2 is the partial enlargement structural representation of A in Fig. 1；
Fig. 3 is the partial enlargement structural representation of C in Fig. 1；
Fig. 4 is the partial enlargement structural representation of B in 3.
In figure：1 base, 2 first support frames, 3 first mounting grooves, 4 threaded rods, 5 installation sets, 6 valves, 7 fixture blocks, 8 first
Mounting groove, 9 buffer boards, 10 first springs, 11 second mounting grooves, 12 second springs, 13 rotating bars, 14 rotational pins, 15 first cards
Groove, 16 movable blocks, 17 second necks, 18 stop collars, 19 portable plates, 20 dividing plates, 21 collecting boxs, 22 first rotating shafts, 23 cutting knifes, 24
Second support frame, 25 connecting tubes, 26 feed bins, 27 transport tubes, 28 feeding pipes, 29 housings, 30 gimbal couplings, 31 torque sensings
Device overload protection shaft, 32 yielding couplings, 33 torque sensors, 34 suckers, 35 second rotating shafts, 36 child-operation platforms, 37 main operations
Platform, 38 the 3rd threaded rods, 39 gag lever posts, 40 second threaded rods, 41 motion bars.
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.
In the description of the invention, it is to be understood that term " on ", " under ", "front", "rear", "left", "right",
The orientation or position relationship of the instruction such as " top ", " bottom ", " interior ", " outer " are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description is of the invention with simplified, rather than the device or element of instruction or hint meaning must be with specifically sides
Position, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Reference picture 1-4, a kind of stalk crasher experimental bench, including base 1, base 1 are provided with housing 29, and the one of housing 1
Side is provided with conveying device, and conveying device includes the first support frame 2 and the second support frame 24, and the second support frame 24 is provided with feed bin
26, one end of feed bin 26 is connected with connecting tube 25, and one end of connecting tube 25 is connected with transport tube 27, one end of the first support frame 2
The side of transport tube 27 is connected to, the other end of the first support frame 2 is connected to the side of base 1, one end connection of transport tube 27
There is die head, one end of transport tube 27 is located at the top of feeding pipe 28, is provided with the 3rd rotating shaft in transport tube 27, is connected in the 3rd rotating shaft
There is helical-blade, one end of helical-blade is located at one end of die head, and raw material is sent into feed bin 26, then rotates the second rotating shaft and drives spiral shell
Vane rotates, and then raw material enters connecting tube 25 by feed bin 26, then raw material is sent into mould by the pivoting leaf in transport tube 27
Head, raw material is sent into by feeding pipe 28 by die head, the opposite side of housing 1 is provided with master operating station 7, and the side of master operating station 7 is fixed
The side of base 1 is connected to, the opposite side of master operating station 7 is provided with child-operation platform 36, and child-operation platform 36 is provided with test device, surveys
Trial assembly is put including yielding coupling 32, and one end of yielding coupling 32 is connected to one end of the second rotating shaft 35, yielding coupling 32
The other end be connected with torque sensor 33, torque sensor 33 is connected with torque sensor overload by yielding coupling 32 and protected
Axle 31 is protected, torque sensor overload protection shaft 31 is provided with the 3rd rotating shaft, and the 3rd rotating shaft is provided with gimbal coupling 30, and the 3rd
Rotating shaft is connected with first rotating shaft 22 by gimbal coupling 30, and one end of torque sensor 33 and yielding coupling 32 is all connected with
In the side of child-operation platform 36, in work, load operation speed is adjustable.At each moment, torque sensor output voltage signal,
Collection signal is converted into the values of consult volume such as rotating speed under corresponding state, moment of torsion, so as to determine the cutting force of pulverizer, master operating station
The first motor is fixedly connected with 37, the second rotating shaft 35 is connected with the first motor, the second rotating shaft 35 passes through test
Device is connected with first rotating shaft 22, and one end of housing 1 is provided with feeding pipe 28, equidistantly three installation sets are provided with first rotating shaft 22
5, installation set 5 is provided with gripping mechanism, and gripping mechanism includes installation set 5, and cutting knife 23 is provided with the second mounting groove 11, the second peace
Two the first springs 10 are arranged with the madial wall of tankage 11, the other end of each first spring 10 is fixedly connected with buffer board
9, buffer board 9 is located in the second mounting groove 11, and the opposite side of buffer board 9 is symmetrically fixedly connected with two fixture blocks 7, each fixture block 7
Side be provided with the first neck 15, movable block 16 is provided with the first neck 15, installation set 5 is interior to be provided with the first mounting groove 8 and second
Neck 17, chute is equipped with the madial wall of the first mounting groove 8, movable block 16 is stuck in chute, and fixture block 7 is located at the second neck 17
Interior, one end of movable block 16 is rotatably connected to rotating bar 13, stopping means is provided with the first mounting groove 8, stopping means includes limit
Position set 18, the both ends of stop collar 18 are fixedly connected in the side wall of the first mounting groove 8, second spring 12, cube frame, rotational pin
14 and threaded rod be respectively positioned in stop collar 18, the compression track of second spring 12 can be limited, it is not bent, turn
One end of lever 13 is interspersed with rotational pin 14, and cube frame is socketed with rotational pin 14, and one end of cube frame is provided with the second bullet
Spring 12, one end of second spring 12 are connected in the side wall of the first mounting groove 8, and the other end of cube frame is connected with the first screw thread
Bar 4, the other end of the first threaded rod 4 pass through the side wall of installation set 5 and are connected with rotating handles, and rubber is bonded with rotating handles
Pad, rubber blanket are provided with anti-slip veins, are easy to rotate, prevent from skidding, by cutting knife 23 in the second neck 17, in the first spring 10
In the presence of drive fixture block 7 to be stuck in the second neck 17 while buffer board 9 is moved, then rotating threaded rod 4 promotes cube
Body frame declines, and drives rotational pin 14 to decline, and then rotating bar 13 is rotated, will be mobile in the presence of stopping means and chute
Block 16 is stuck in the first neck 15, facilitates the disassembly and installation of cutting knife 23, and installation set 5 is provided with cutting knife 23, shell by gripping mechanism
It is connected with dividing plate 20 in body 1, dividing plate 20 is provided with valve 6, and dividing plate 20 is located at the lower section of cutting knife 23, in the side wall of the bottom of housing 1
Provided with collecting box 21, the both sides of the bottom of housing 1 are additionally provided with fixing device, and housing 1 is connected on base 1 by fixing device, Gu
Determining device includes the first mounting groove 3, is connected with gag lever post 39 in the first mounting groove 3, the second spiral shell is also interspersed with the first mounting groove 3
Rasp bar 40, one end of the second threaded rod 40 pass through the side wall of housing 29 and are connected with the second motor, the second motor peace
On housing 29, the second threaded rod 40 is threaded with portable plate 19, and gag lever post 39 is interspersed in one end of portable plate 19, living
Motion bar 41 is interspersed with dynamic plate 19, the side of motion bar 41 is provided with the 3rd threaded rod 38, and the one end of the 3rd threaded rod 38, which passes through, lives
The side wall of dynamic plate 19, one end of motion bar 41 are connected with sucker 34, and one end of sucker 34 is connected to the side of base 1, by the
Two motors drive the second threaded rod 40 rotate, in the presence of gag lever post 39, move down, then cause portable plate 19 to
Sucker 34, is then pressed down against by lower movement, is fixed on base 1.
In the present invention, when user uses the device, by cutting knife 23 in the second neck 17, in the work of the first spring 10
With it is lower buffer board 9 is moved while drive fixture block 7 be stuck in the second neck 17, then rotating threaded rod 4 promote cube frame
Decline, drive rotational pin 14 to decline, then rotating bar 13 is rotated, by movable block 16 in the presence of stopping means and chute
It is stuck in the first neck 15, drives the second threaded rod 40 to rotate by the second motor, in the presence of gag lever post 39, downwards
It is mobile, then portable plate 19 is moved down, then sucker 34 is pressed down against, is fixed on base 1, raw material is sent
Enter in feed bin 26, then rotate the second rotating shaft and drive helical-blade rotation, then raw material enters connecting tube 25 by feed bin 26, then leads to
Raw material is sent into die head by the pivoting leaf crossed in transport tube 27, and raw material is sent into feeding pipe 28, in work, load operation by die head
Speed is adjustable.At each moment, the output voltage signal of torque sensor 33, collection signal be converted into rotating speed under corresponding state,
The values of consult volume such as moment of torsion, so as to determine the cutting force of pulverizer,.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (7)
1. a kind of stalk crasher experimental bench, including base（1）, it is characterised in that the base（1）It is provided with housing（29）,
The housing（1）Side be provided with conveying device, the housing（1）Opposite side be provided with master operating station（7）, the master operating station
（7）Side be fixedly connected on base（1）Side, the master operating station（7）Opposite side be provided with child-operation platform（36）, it is described
Child-operation platform（36）It is provided with test device, the master operating station（37）On be fixedly connected with the first motor, described first
The second rotating shaft is connected with motor（35）, second rotating shaft（35）First rotating shaft is connected with by test device（22）,
The housing（1）One end be provided with feeding pipe（28）, the first rotating shaft（22）It is upper to be equidistantly provided with three installation sets（5）, institute
State installation set（5）It is provided with gripping mechanism, the installation set（5）Cutting knife is provided with by gripping mechanism（23）, the housing（1）It is interior
It is connected with dividing plate（20）, the dividing plate（20）It is provided with valve（6）, the dividing plate（20）Positioned at cutting knife（23）Lower section, it is described
Housing（1）The side wall of bottom is provided with collecting box（21）, the housing（1）The both sides of bottom are additionally provided with fixing device, the shell
Body（1）Base is connected to by fixing device（1）On.
2. a kind of stalk crasher experimental bench according to claim 1, it is characterised in that the conveying device includes first
Support frame（2）With the second support frame（24）, second support frame（24）It is provided with feed bin（26）, the feed bin（26）One end
It is connected with connecting tube（25）, the connecting tube（25）One end be connected with transport tube（27）, first support frame（2）One end
It is connected to transport tube（27）Side, first support frame（2）The other end be connected to base（1）Side, the conveying
Cylinder（27）One end be connected with die head, the transport tube（27）One end be located at feeding pipe（28）Top, the transport tube
（27）The 3rd rotating shaft is inside provided with, helical-blade is connected with the 3rd rotating shaft, one end of the helical-blade is located at one end of die head.
3. a kind of stalk crasher experimental bench according to claim 1, it is characterised in that the test device includes elasticity
Shaft coupling（32）, the yielding coupling（32）One end be connected to the second rotating shaft（35）One end, the yielding coupling
（32）The other end be connected with torque sensor（33）, the torque sensor（33）Pass through yielding coupling（32）It is connected with torsion
Square cell overload protects axle（31）, the torque sensor overload protection shaft（31）It is provided with the 3rd rotating shaft, described 3rd turn
Axle is provided with gimbal coupling（30）, the 3rd rotating shaft passes through gimbal coupling（30）It is connected with first rotating shaft（22）,
The torque sensor（33）And yielding coupling（32）One end be both connected to child-operation platform（36）Side.
4. a kind of stalk crasher experimental bench according to claim 1, it is characterised in that the gripping mechanism includes installation
Set（5）, the cutting knife（23）Be provided with the second mounting groove（11）, second mounting groove（11）Madial wall on be arranged with
Two the first springs（10）, each first spring（10）The other end be fixedly connected with buffer board（9）, the buffer board
（9）Positioned at the second mounting groove（11）It is interior, the buffer board（9）Opposite side be symmetrically fixedly connected with two fixture blocks（7）, Mei Gesuo
State fixture block（7）Side be provided with the first neck（15）, first neck（15）It is interior to be provided with movable block（16）, the installation set
（5）Inside it is provided with the first mounting groove（8）With the second neck（17）, first mounting groove（8）Madial wall on be equipped with chute, institute
State movable block（16）It is stuck in chute, the fixture block（7）Positioned at the second neck（17）It is interior, the movable block（16）One end rotate
It is connected with rotating bar（13）, first mounting groove（8）It is interior to be provided with stopping means, the rotating bar（13）One end be interspersed with turn
Dynamic pin（14）, the rotational pin（14）On be socketed with cube frame, one end of the cube frame is provided with second spring（12）, institute
State second spring（12）One end be connected to the first mounting groove（8）Side wall on, the other end of the cube frame is connected with
One threaded rod（4）.
5. a kind of stalk crasher experimental bench according to claim 4, it is characterised in that the stopping means includes spacing
Set（18）, the stop collar（18）Both ends be fixedly connected on the first mounting groove（8）Side wall on, the second spring（12）、
Cube frame, rotational pin（14）And threaded rod is respectively positioned on stop collar（18）It is interior.
A kind of 6. stalk crasher experimental bench according to claim 4, it is characterised in that first threaded rod（4）'s
The other end passes through installation set（5）Side wall and be connected with rotating handles, rubber blanket, the rubber are bonded with the rotating handles
Pad is provided with anti-slip veins.
7. a kind of stalk crasher experimental bench according to claim 4, it is characterised in that the fixing device includes first
Mounting groove（3）, first mounting groove（3）Inside it is connected with gag lever post（39）, first mounting groove（3）Inside also it is interspersed with second
Threaded rod（40）, second threaded rod（40）One end pass through housing（29）Side wall and be connected with the second motor, institute
State the second motor and be arranged on housing（29）On, second threaded rod（40）Be threaded with portable plate（19）, it is described
Gag lever post（39）It is interspersed in portable plate（19）One end, the portable plate（19）On be interspersed with motion bar（41）, the motion bar
（41）Side be provided with the 3rd threaded rod（38）, the 3rd threaded rod（38）One end passes through portable plate（19）Side wall, it is described
Motion bar（41）One end be connected with sucker（34）, the sucker（34）One end be connected to base（1）Side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711259948.9A CN107873277A (en) | 2017-12-04 | 2017-12-04 | A kind of stalk crasher experimental bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711259948.9A CN107873277A (en) | 2017-12-04 | 2017-12-04 | A kind of stalk crasher experimental bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107873277A true CN107873277A (en) | 2018-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711259948.9A Pending CN107873277A (en) | 2017-12-04 | 2017-12-04 | A kind of stalk crasher experimental bench |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108811799A (en) * | 2018-06-11 | 2018-11-16 | 王文娟 | A kind of farming and animal husbandry herbage grinding device |
| CN108938426A (en) * | 2018-05-29 | 2018-12-07 | 杜改焕 | A kind of medical drug crushing device |
| CN109275433A (en) * | 2018-10-09 | 2019-01-29 | 安徽科技学院 | Automatic charging device is used in stalk comprehensive utilization crushing |
| CN110036775A (en) * | 2019-05-15 | 2019-07-23 | 呼伦贝尔市蒙力农牧业机械制造有限公司 | Cutter protective device and farm implements equipment |
| CN110249811A (en) * | 2019-05-29 | 2019-09-20 | 甘肃农业大学 | Ensilage crushing rubs silk and is packaged integrated working rig |
| CN113321034A (en) * | 2020-09-29 | 2021-08-31 | 湖南湘鹤集团电缆科技股份有限公司 | Tinning stack is used in processing of mineral substance insulation fireproof cable copper line |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109275433B (en) * | 2018-10-09 | 2020-11-03 | 安徽科技学院 | Automatic feeding device for crushing and comprehensive utilization of straws |
| CN110036775A (en) * | 2019-05-15 | 2019-07-23 | 呼伦贝尔市蒙力农牧业机械制造有限公司 | Cutter protective device and farm implements equipment |
| CN110036775B (en) * | 2019-05-15 | 2023-11-14 | 呼伦贝尔市蒙力农牧业机械制造有限公司 | Cutter protection device and farm tool equipment |
| CN110249811A (en) * | 2019-05-29 | 2019-09-20 | 甘肃农业大学 | Ensilage crushing rubs silk and is packaged integrated working rig |
| CN110249811B (en) * | 2019-05-29 | 2023-11-24 | 甘肃农业大学 | Silage crushing, silk kneading and packaging integrated operation machine |
| CN113321034A (en) * | 2020-09-29 | 2021-08-31 | 湖南湘鹤集团电缆科技股份有限公司 | Tinning stack is used in processing of mineral substance insulation fireproof cable copper line |
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Application publication date: 20180406 |