CN210016988U - Chain type forage grass crop straw harvesting header - Google Patents
Chain type forage grass crop straw harvesting header Download PDFInfo
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- CN210016988U CN210016988U CN201920860508.7U CN201920860508U CN210016988U CN 210016988 U CN210016988 U CN 210016988U CN 201920860508 U CN201920860508 U CN 201920860508U CN 210016988 U CN210016988 U CN 210016988U
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Abstract
The utility model relates to a chain forage grass crop straw results header, include the frame and rack-mounted chain cutterbar, the chain cutterbar include with the stationary knife mechanism of frame rigid coupling, a plurality of rigid couplings in the moving blade of annular chain lateral surface, and the drive annular chain pivoted drive arrangement forms the cut surface between moving blade and the stationary blade. The utility model discloses an annular chain drives the high-speed motion of blade, moves, the stationary blade is mutually supported and is accomplished the cutting to the crop stem stalk, prevents the up-and-down beat of blade through pressing the cutter arbor to guarantee to move, the stationary knife clearance, make the stubble cut level and smooth, do benefit to sprouting once more of forage grass crops such as king grass, albumen mulberry and grow, can realize the cutting results and the horizontal shop of forage grass stem stalk through setting up the horizontal conveyor of stem stalk.
Description
Technical Field
The utility model belongs to agricultural machine and equipment field especially involve a chain forage grass crop straw results header.
Background
Pasture is the basis and the premise of the development of animal husbandry and has rich nutrition, the mechanized harvesting level of pasture in China is relatively lagged compared with that in Europe and America, and the mechanized harvesting level of pasture to a certain extent restricts the development of animal husbandry in China.
Currently, a reciprocating cutter and a rotary cutter are widely used. When cutting rough and hard forage grass, the reciprocating cutter has low cutting speed, continuous cutting and easy blockage, and the rotary cutter such as a disc cutter needs high rotating speed, so that potential safety hazards exist and the service life of the cutter is short. The higher rotating speed causes serious heat generation and influences the re-germination and growth of forage grass crops such as white mulberry, king grass and the like.
Disclosure of Invention
The utility model provides a not enough to prior art, a chain forage grass crop straw results header, the circular motion through the cutter blade realizes the cutting with the cutter blade cooperation, cuts a stubble high quality.
The utility model discloses a through following technical scheme realizes, provide a chain forage grass crop straw results header, include the frame and rack-mounted chain cutterbar, the chain cutterbar includes stationary knife mechanism, a plurality of rigid couplings in the moving blade of annular chain lateral surface with the frame rigid coupling, and the drive annular chain pivoted drive arrangement, stationary knife mechanism includes the stationary knife pole with the frame rigid coupling and the stationary knife blade of rigid coupling on stationary knife pole, moving blade and stationary knife blade mutually support and form the cut surface to the stem stalk.
When the straw cutting machine is used for harvesting, the driving device drives the annular chain to rotate, and then the movable blade and the fixed blade are driven to move relatively, so that the straw is cut off, the problems of small cutting speed and easiness in blocking of the reciprocating cutter are solved, the problems of high rotating speed and short service life of the disc type cutter are solved, the cutting stub is smooth, and the toothed cutting edge can be arranged at the front end of the fixed cutter, so that the cutting is more labor-saving.
Preferably, the driving device comprises a mounting flat plate fixedly connected with the frame through bolts, and a driving transmission shaft and a driven shaft vertically penetrating the mounting flat plate, wherein a driving chain wheel and a driven chain wheel meshed with the annular chain are fixedly mounted on the driving transmission shaft and the driven shaft respectively, and the driving transmission shaft is in transmission connection with a power output shaft of the tractor. According to the optimized scheme, the driving device forms a modular structure by arranging the installation flat plate, so that the driving device is convenient to integrally install and disassemble, and the installation and disassembly efficiency is improved.
Preferably, the main transmission shaft is connected with the installation flat plate through a driving chain wheel bearing seat, one end, far away from the driving chain wheel, of the main transmission shaft is connected with an output shaft of the reversing machine through a coupler, and an input shaft of the reversing machine is connected with a power output shaft of the tractor. This optimization scheme has guaranteed final drive shaft pivoted flexibility through setting up driving sprocket bearing frame, has reduced card and has hindered and wear and tear, and whole chain cutterbar passes through the bearing frame and installs on same installation flat board, has guaranteed that three sprocket is located same horizontal plane, and the operation is more smooth, through setting up the power take off hub connection of the convenient and tractor of commutator, the structural arrangement of being convenient for.
Preferably, the movable blade is located above the fixed blade, a pressing cutter rod is arranged right above the movable blade, a threaded rod extending vertically and upwards is fixedly connected to the pressing cutter rod, and the threaded rod is fixed to the frame through a nut. According to the optimized scheme, the cutter pressing rod is arranged above the movable blade, the movable blade is prevented from jumping up and down during operation, the cutting stability and the stubble cutting neatness are guaranteed, the threaded rod can be specifically connected with the rack by arranging a through hole for the threaded rod to pass through, and nuts connected to the threaded rod are arranged on the upper side and the lower side of the through hole respectively.
Preferably, a plurality of protruding chain plates which are arranged at intervals of one chain link are fixedly connected to the annular chain, and the movable blade is detachably and fixedly connected to the protruding chain plates. According to the optimized scheme, the movable blades are connected with the annular chain through the protruding chain plates, and the protruding chain plates are arranged at intervals, so that the straws can smoothly enter between the adjacent movable blades, meanwhile, the sufficient installation space of the movable blades is ensured, and the movable blades are conveniently installed.
Preferably, the movable blade comprises a blade part fixedly connected with the protruding chain plate and a blade part obliquely extending from the outer end of the blade part along the rotation direction of the annular chain, the blade part and the front side edge of the blade part are both provided with blades, and the blade part is provided with lightening holes. The movable blade structure of the optimized scheme folds and cuts straws through the blade part and the blade body part, thereby reducing the messy cutting parts and lightening the weight of the blade through the lightening holes.
Preferably, a transverse stalk conveying device is arranged above the cutter and comprises a conveying support, an upper conveying chain, a middle conveying chain, a lower conveying chain and a driving motor, wherein the upper conveying chain, the middle conveying chain and the lower conveying chain are arranged on the conveying support, and the driving motor drives the upper conveying chain, the middle conveying chain and the lower conveying chain to rotate. According to the optimized scheme, the transverse stalk conveying device is arranged, the conveying chains of the upper part, the middle part and the lower part are used for conveying the stalks, so that the stalks of rough and hard forage grass crops such as wangcao, silage corn, sweet sorghum, white mulberry and the like are harvested and transversely laid, and the conveying chains are arranged at the upper part, the middle part and the lower part, so that the lodging of the stalks in the conveying process is reduced; the upper conveying chain, the middle conveying chain and the lower conveying chain are driven by one driving motor, so that the rotating synchronism of the three chains is ensured, and the conveying and laying effects are improved.
Preferably, an output shaft of the driving motor is connected with a transmission main shaft, a lower driving sprocket meshed with the lower conveying chain and a middle driving sprocket meshed with the middle conveying chain are fixedly arranged on the transmission main shaft, a lower driven sprocket meshed with the lower conveying chain, a middle driven sprocket meshed with the middle conveying chain and an upper driving sprocket and an upper driven sprocket meshed with the upper conveying chain are arranged on the conveying support, and the middle driven sprocket is in transmission connection with the upper driving sprocket through a middle shaft. The transmission structure of this optimization scheme passes through driving motor and drives the transmission main shaft and rotate, drives middle part through the transmission main shaft and carries the chain and rotate with lower part transport chain, and the rotation of middle part transport chain drives upper portion through the jackshaft and carries the chain to rotate, has guaranteed the synchronous rotation of upper and lower triplex transport chain, and simple structure is favorable to improving the regularity of laying.
Preferably, the conveying support comprises a bottom frame and an adjusting support for installing the upper driving chain wheel and the upper driven chain wheel, the adjusting support is inserted on the bottom frame and fixed through bolts, the upper end of the middle shaft is fixedly connected with the upper driving chain wheel, and the lower end of the middle shaft is connected with the middle driven chain wheel through a universal joint. This optimization scheme accessible changes the regulation that the degree of depth of adjusting the support and inserting the chassis realized going up drive sprocket and the regulation of last driven sprocket height, and then realize the regulation of upper portion transport chain height, thereby satisfy the transport requirement of co-altitude straw, the jackshaft is including interior axle and outer axle of pegging graft together, the altitude mixture control of jackshaft is realized to the relative movement of interior axle and outer axle, in order to adapt to the adjustment of adjusting the support height, the jackshaft passes through the universal joint and is connected with well driven sprocket, the transmission of upper and lower axle can not be coaxial, the adjustment of adaptation adjusting the support height.
Preferably, the lower end of the conveying support is hinged to the rack, the conveying support is connected with the rack through an adjusting screw rod, and two ends of the adjusting screw rod are hinged to the conveying support and the rack respectively. The setting of this optimization scheme can realize the adjustment at carriage inclination through the length that changes the regulation lead screw to conveniently adjust and carry the inclination, satisfy different needs.
The utility model has the advantages that: drive the high-speed motion of movable blade through the annular chain, move, the stationary blade is mutually supported and is accomplished the cutting to the crop stem stalk, prevents the up-and-down of movable blade through pressing the cutter arbor and beats to guarantee to move, the stationary blade clearance, make the stubble-cutting level and smooth, do benefit to the sprouting once more of forage grass crops such as king grass, albumen mulberry and grow, can realize the cutting results and the horizontal shop of forage grass stem stalk through setting up the horizontal conveyor of stem stalk.
Drawings
FIG. 1 is a side view of the header;
FIG. 2 is a structural view of a transverse stalk conveying device;
FIG. 3 is a schematic view of a chain cutter configuration;
fig. 4 is a schematic structural diagram of a header driving device;
FIG. 5 is a side view of the frame;
FIG. 6 is an installation view of the frame, chain cutter and stationary knife assembly;
shown in the figure:
1. an adjusting screw rod, 2, a transverse stalk conveying device, 3, an input shaft of a reversing machine, 4, a divider, 5, a three-point suspension support, 6, a chain cutter, 7, a frame, 8, a conveying support, 9, a transmission main shaft, 10, a driving motor, 11, a screw rod mounting support a, 12, an adjusting support, 13, an upper conveying chain, 14, an intermediate shaft, 15, a universal joint, 16, a middle conveying chain, 17, a lower conveying chain, 18, a movable blade, 19, a fixed blade, 20, a fixed cutter rod, 21, a driving chain wheel, 22, a tension pulley, 23, an annular chain, 24, a driven chain wheel, 25, a driven shaft, 26, a driven chain wheel bearing seat, 27, a tension wheel bearing seat, 28, the reversing machine, 29, the reversing machine, 30, a coupler, 31, a driving chain wheel bearing seat, 32, a mounting flat plate, 33, a main transmission shaft, 34, a tensioning wheel shaft, 35, a lead screw mounting support b, 36, a mounting horizontal plane, 37, a fixed seat, 38, a threaded rod, 39, a pressing cutter rod and 40, a cutter fixing mechanism.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
As shown in fig. 1, the chain type forage grass crop straw harvesting header comprises a frame 7, a chain type cutter 6 and a stem transverse conveying device 2 which are arranged on the frame, wherein the stem transverse conveying device 2 is positioned above the cutter, a three-point suspension support 5 is welded on the rear side surface of the frame and used for suspending the header on a front suspension tractor, and a straw divider 4 positioned on two sides of the chain type cutter is fixedly connected to the front side surface of the frame.
As shown in fig. 3, the chain cutter 6 includes a fixed cutter mechanism 40 fixed to the frame, a plurality of movable blades 18 fixed to the outer side of the endless chain 23, and a driving device for driving the endless chain to rotate, the fixed cutter mechanism includes a fixed cutter bar fixed to the frame and a fixed cutter fixed to the fixed cutter bar, the movable blades and the fixed cutter bar cooperate with each other to form a cut surface for the stem, specifically, the fixed cutter bar 19 is riveted to the fixed cutter bar 20 by a rivet, as shown in fig. 6, the fixed cutter bar is fixed to the frame by a bolt, and at most 17 movable blades can be installed in the chain cutter.
The movable blade 18 is located above the fixed blade 19, the vertical distance between the lower surface of the movable blade and the upper surface of the fixed blade is 1-2 mm, a pressing knife rod 39 is arranged right above the movable blade, a threaded rod 38 extending vertically upwards is welded on the pressing knife rod 39, and the threaded rod is fixed on the rack through nuts. And a through hole for the threaded rod to pass through is formed in the frame, and nuts connected to the threaded rod are respectively arranged on the upper side and the lower side of the through hole. The cutter pressing rod position and the upper part of the movable cutter can avoid the up-and-down jumping of the movable cutter blade during operation, thereby ensuring the leveling of the cut stubble.
As an optimized scheme, a plurality of protruding chain plates arranged at intervals of one chain link are fixedly connected to the endless chain, and the movable blade is detachably and fixedly connected to the protruding chain plates through countersunk bolts. The movable blade comprises a blade part fixedly connected with the protruding chain plate and a blade part obliquely extending from the outer end of the blade part along the rotation direction of the annular chain, the blade part and the front side edge of the blade part are both provided with blades, and the blade part is provided with triangular lightening holes, so that the weight of the movable blade is reduced, and the structural strength of the movable blade is ensured.
The driving device for driving the annular chain to rotate comprises a mounting flat plate 32 fixedly connected with the rack through bolts, a main transmission shaft 33, a tensioning shaft 34 and a driven shaft 25 which are vertically arranged on the mounting flat plate in a penetrating mode, wherein the mounting flat plate 32 is fixedly connected on a mounting horizontal plane 36 on the rack through bolts. And a driving chain wheel 21 and a driven chain wheel 24 which are meshed with the annular chain are fixedly arranged on the main transmission shaft and the driven shaft respectively, a tension wheel 22 which is meshed with the annular chain is fixedly arranged on the tension shaft 34, the tension wheel 22 is positioned between the driving chain wheel 21 and the driven chain wheel 24, and the driving chain wheel 21, the driven chain wheel 24 and the tension wheel 22 are all positioned below the mounting flat plate and on the same mounting surface. Specifically, the driving sprocket 21 is fixed to the lower end of the main transmission shaft 33 through a round nut and a stop washer, the driven sprocket 24 is fixed to the lower end of the driven shaft 25 through a round nut and a stop washer, and the tension pulley 22 is fixed to the lower end of the tension shaft 34 through a round nut and a stop washer.
The main transmission shaft is in transmission connection with a power output shaft of the tractor, specifically, the main transmission shaft is connected with the installation flat plate 32 through a driving sprocket bearing seat 31, the tensioning shaft 34 is connected with the installation flat plate 32 through a tensioning wheel bearing seat 27, and the driven shaft 25 is connected with the installation flat plate 32 through a driven sprocket bearing seat 26. One end of the main transmission shaft, which is far away from the driving chain wheel, is connected with an output shaft of a reversing machine 28 through a coupler 30, an input shaft 3 of the reversing machine is connected with a power output shaft of a tractor, and the reversing machine 28 is fixed on a reversing machine supporting seat 29 fixedly connected with an installation flat plate.
The transverse stalk conveying device 2 comprises a conveying support 8, an upper conveying chain 13, a middle conveying chain 16, a lower conveying chain 17 and a driving motor 10, wherein the upper conveying chain 13, the middle conveying chain 16 and the lower conveying chain 17 are mounted on the conveying support, the driving motor drives the upper conveying chain, the middle conveying chain and the lower conveying chain to rotate, and the upper conveying chain 13, the middle conveying chain 16 and the lower conveying chain 17 are sequentially arranged from top to bottom.
The driving motor 10 is a stepping motor, an output shaft of the driving motor is connected with a transmission main shaft 9, the transmission main shaft is connected with the conveying support through a bearing, a lower driving sprocket meshed with the lower conveying chain and a middle driving sprocket meshed with the middle conveying chain are fixedly mounted on the transmission main shaft 9, and the stepping motor 10 transmits power to the middle conveying chain 16 and the lower conveying chain 17 through the transmission main shaft 9. The last driven sprocket who carries the chain meshing with the lower part, the well driven sprocket who carries the chain meshing with the middle part of installing of conveying support to and carry chain meshing with upper portion and go up drive sprocket and last driven sprocket, well driven sprocket passes through jackshaft 14 and is connected with last drive sprocket transmission, and the jackshaft is the hexagonal transmission shaft, and the jackshaft is including pegging graft interior axle and outer axle together, and the altitude mixture control of jackshaft is realized to the relative movement of interior axle and outer axle to the adjustment of adaptation adjusting support height.
The conveying support comprises a bottom frame and an adjusting support 12 for installing the upper driving chain wheel and the upper driven chain wheel, the adjusting support 12 is inserted on the bottom frame and fixed through bolts, and a square tube inserted with the adjusting support is fixedly connected to the bottom frame. The upper end of the middle shaft is coaxially and fixedly connected with the upper driving sprocket, and the lower end of the middle shaft is connected with the middle driven sprocket through a universal joint 15.
The lower end of the conveying support is hinged with the rack, and a fixed seat 37 hinged with the conveying support is fixedly connected to the rack. And still be connected through adjusting lead screw 1 between transport support and the frame, the both ends of adjusting the lead screw are articulated with transport support, frame respectively, the welding has on the transport support with adjust lead screw articulated lead screw erection support a11, the welding has in the frame with adjust lead screw articulated lead screw erection support b 35.
The adjusting screw rod 1 comprises a sleeve and two positive and negative screw rods, the two positive and negative screw rods are respectively arranged in the sleeve in a penetrating way and are in threaded connection with the sleeve, one end of one positive and negative screw rod is hinged on the screw rod mounting support a11 through a pin shaft, and one end of the other positive and negative screw rod is hinged on the screw rod mounting support b of the rack through a pin shaft; therefore, the angle of the transverse stalk conveying device relative to the frame can be adjusted by adjusting the length of the adjusting screw rod 1.
Before the operation, hang this header on the front suspension tractor, adjust suitable cutting inclination through tractor three point linkage, then the transport inclination through adjusting lead screw adjustment stem stalk cross feed device is vertical state for ground, then tractor power input shaft passes through the commutator, shaft coupling and final drive shaft drive chain cutter's driving sprocket rotates, driving sprocket drives the blade motion through the dysmorphism chain that is equipped with outstanding link joint, move, the stationary blade is mutually supported and is accomplished the shearing to the crop stem stalk, adjust header cutting linear velocity through tractor power input shaft, adjust stem stalk cross feed device's lateral transport speed through step motor.
Reciprocating cutters and rotary cutters are widely used at present. When cutting rough and hard forage grass, the reciprocating cutter has low cutting speed, continuous cutting and easy blockage, and the rotary cutter such as a disc cutter needs high rotating speed, so that potential safety hazards exist and the service life of the cutter is short. The higher rotating speed causes serious heat generation and influences the re-germination and growth of forage grass crops such as white mulberry, king grass and the like.
The utility model discloses fine solution these problems, this cutting bed adopts the chain cutterbar, and line of cut speed is moderate can reach 15 ms, can realize functions such as the cutting results and the horizontal shop of forage grass stem stalk, and forage grass cuts the stubble and levels, does benefit to sprouting once more of forage grass crops such as king grass, albumen mulberry and grows, the utility model discloses a harvesting platform has characteristics such as simple structure, easily manufacturing, safe and reliable, has better practicality and popularization prospect.
Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a chain forage grass crop straw results header which characterized in that: including frame (7) and rack-mounted chain cutter (6), chain cutter (6) include with stationary knife mechanism (40) of frame rigid coupling, a plurality of rigid couplings in movable blade (18) of annular chain (23) lateral surface, and the drive annular chain pivoted drive arrangement, stationary knife mechanism (40) include with stationary knife pole (20) of frame rigid coupling and stationary blade (19) of rigid coupling on stationary knife pole, movable blade and stationary blade mutually support and form the cutting surface to the stem stalk.
2. The chained forage grass crop straw harvesting header as claimed in claim 1, wherein: the driving device comprises a mounting flat plate (32) fixedly connected with the rack through bolts, and a driving transmission shaft (33) and a driven shaft (25) vertically penetrating through the mounting flat plate, wherein a driving chain wheel (21) and a driven chain wheel (24) meshed with the annular chain are fixedly mounted on the driving transmission shaft and the driven shaft respectively, and the driving transmission shaft is in transmission connection with a power output shaft of the tractor.
3. The chained forage grass crop straw harvesting header as claimed in claim 2, wherein: the main transmission shaft is connected with the installation flat plate (32) through a driving chain wheel bearing seat (31), one end, far away from the driving chain wheel, of the main transmission shaft is connected with an output shaft of the reversing machine (28) through a coupler (30), and an input shaft of the reversing machine is connected with a power output shaft of the tractor.
4. The chained forage grass crop straw harvesting header as claimed in claim 1, wherein: the movable blade (18) is located above the fixed blade (19), a pressing cutter rod (39) is arranged right above the movable blade, a threaded rod (38) extending vertically upwards is fixedly connected to the pressing cutter rod (39), and the threaded rod is fixed to the frame through a nut.
5. The chained forage grass crop straw harvesting header as claimed in claim 1, wherein: a plurality of protruding chain plates which are arranged at intervals of one chain link are fixedly connected to the annular chain, and the movable blade is detachably and fixedly connected to the protruding chain plates.
6. The chained forage grass crop straw harvesting header as claimed in claim 5, wherein: the movable blade comprises a blade part fixedly connected with the protruding chain plate and a blade part obliquely extending from the outer end of the blade part along the rotation direction of the annular chain, the blade part and the front side edge of the blade part are both provided with blades, and the blade part is provided with lightening holes.
7. The chained forage grass crop straw harvesting header as claimed in claim 1, wherein: the straw transverse conveying device (2) is arranged above the cutter, the straw transverse conveying device (2) comprises a conveying support (8) and an upper conveying chain (13), a middle conveying chain (16), a lower conveying chain (17) and a driving motor (10), wherein the upper conveying chain, the middle conveying chain and the lower conveying chain are mounted on the conveying support, and the driving motor drives the upper conveying chain, the middle conveying chain and the lower conveying chain to rotate.
8. The chained forage grass crop straw harvesting header of claim 7, wherein: an output shaft of the driving motor (10) is connected with a transmission main shaft (9), a lower driving sprocket meshed with a lower conveying chain and a middle driving sprocket meshed with a middle conveying chain are fixedly arranged on the transmission main shaft (9), a lower driven sprocket meshed with the lower conveying chain, a middle driven sprocket meshed with the middle conveying chain and an upper driving sprocket and an upper driven sprocket meshed with an upper conveying chain are arranged on the conveying support, and the middle driven sprocket is in transmission connection with the upper driving sprocket through a middle shaft (14).
9. The chained forage grass crop straw harvesting header of claim 8, wherein: the conveying support comprises a bottom frame and an adjusting support (12) provided with the upper driving chain wheel and the upper driven chain wheel, the adjusting support (12) is inserted on the bottom frame and fixed through bolts, the upper end of the middle shaft is fixedly connected with the upper driving chain wheel, and the lower end of the middle shaft is connected with the middle driven chain wheel through a universal joint (15).
10. The chained forage grass crop straw harvesting header of claim 7, wherein: the lower end of the conveying support is hinged to the rack, the conveying support is connected with the rack through an adjusting lead screw (1), and two ends of the adjusting lead screw are hinged to the conveying support and the rack respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920860508.7U CN210016988U (en) | 2019-06-10 | 2019-06-10 | Chain type forage grass crop straw harvesting header |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920860508.7U CN210016988U (en) | 2019-06-10 | 2019-06-10 | Chain type forage grass crop straw harvesting header |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210016988U true CN210016988U (en) | 2020-02-07 |
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ID=69347187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920860508.7U Expired - Fee Related CN210016988U (en) | 2019-06-10 | 2019-06-10 | Chain type forage grass crop straw harvesting header |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210016988U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110050573A (en) * | 2019-06-10 | 2019-07-26 | 山东农业大学 | A kind of chain type Forage Crop stalk cutting ceding of Taiwan |
| CN118120451A (en) * | 2024-05-07 | 2024-06-04 | 河南凌广建设工程有限公司 | Weeding device for green belt |
-
2019
- 2019-06-10 CN CN201920860508.7U patent/CN210016988U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110050573A (en) * | 2019-06-10 | 2019-07-26 | 山东农业大学 | A kind of chain type Forage Crop stalk cutting ceding of Taiwan |
| CN118120451A (en) * | 2024-05-07 | 2024-06-04 | 河南凌广建设工程有限公司 | Weeding device for green belt |
| CN118120451B (en) * | 2024-05-07 | 2024-07-23 | 河南凌广建设工程有限公司 | Weeding device for green belt |
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