CN110896720B - Single-row direct-transmission chain-clamp type garlic combine harvester - Google Patents
Single-row direct-transmission chain-clamp type garlic combine harvester Download PDFInfo
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- CN110896720B CN110896720B CN201911273401.3A CN201911273401A CN110896720B CN 110896720 B CN110896720 B CN 110896720B CN 201911273401 A CN201911273401 A CN 201911273401A CN 110896720 B CN110896720 B CN 110896720B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D13/00—Diggers, e.g. potato ploughs
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D27/00—Machines with both topping and lifting mechanisms
- A01D27/02—Machines with both topping and lifting mechanisms with rigid tools
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D33/00—Accessories for digging harvesters
- A01D33/10—Crop collecting devices, with or without weighing apparatus
Abstract
The invention discloses a single-row direct-transmission chain-clamp type garlic combine harvester, wherein a stock bin is fixedly connected to the rear part of a main body frame; a clamping transmission part is arranged right above the main body frame; the clamping transmission part consists of two clamping arms which are arranged in parallel, the front ends of the clamping arms are respectively provided with a grain lifter, and the rear ends of the clamping arms are provided with seedling cutters; the rear part of the clamping transmission part is connected with the mounting seat of the positive and negative buckle assembly through the positive and negative assembly, the front part of the clamping transmission part is provided with a rotating bracket, and the rotating bracket is connected with bearing sleeves fixed on two sides of the small flange sleeve; the digging part is positioned below the clamping transmission part, the digging part controls the vibration digging through an eccentric connecting rod mechanism, and a driving gear of the digging part of the eccentric connecting rod mechanism is in transmission with a transmission output gear through a chain; one side of the clamping transmission part is provided with a limiting mechanism; the feed bin, the clamping transmission part and the digging part are all located on a central line of the main body frame, and the clamping transmission part, the digging part and the limiting mechanism can rotate up and down relative to the main body frame as a whole.
Description
Technical Field
The invention relates to the field of agricultural machinery, and particularly discloses a single-row direct-transmission chain-clamp type garlic combine harvester.
Background
A large number of root crops such as garlic, onions, Chinese yams and the like are planted in multiple fields in China, at present, the crops are harvested by machines, and large harvesters are inconvenient to use and inconvenient to operate flexibly due to scattered cultivated areas in China.
Disclosure of Invention
The invention provides a single-row direct-transmission chain-clamp type garlic combine harvester in order to solve the technical problems.
The technical scheme adopted by the invention is as follows: a single-row direct-transmission chain-clamping type garlic combine harvester comprises a main body frame, a limiting mechanism, a clamping transmission part, a digging part, a storage bin and a power system; the rear part of the main body frame is fixedly connected with a stock bin; the top of the reduction gearbox is connected with a support square pipe in a backward inclining manner, and the top end of the support square pipe is welded and fixed with the storage bin; the two sides of the supporting square pipe are connected with the handrail through the handrail mounting seat; positive and negative buckle assembly mounting seats are symmetrically arranged on two sides of the supporting square pipe; the lower part of the main body frame is provided with a travelling wheel, the front part of the reduction gearbox is fixedly connected with a large flange sleeve, and the outer side of the lower part of the large flange sleeve is provided with a small flange sleeve; the large flange sleeve is provided with a main transmission shaft through a bearing, one end of the main transmission shaft is provided with a transmission input gear, and the other end of the main transmission shaft is provided with a transmission output gear; a clutch device is arranged at the transmission input gear; the transmission input gear is connected with the power output gear of the reduction box through a chain; a second transmission shaft is arranged on the small flange sleeve, and a clamping transmission part gear and a digging part transmission gear are arranged on the second transmission shaft; a clamping transmission part is arranged right above the main body frame; the clamping transmission part consists of two clamping arms which are arranged in parallel, and the two clamping arms are fixed by a clamping frame; the front ends of the clamping arms are respectively provided with a grain lifter, and the rear ends are provided with seedling cutters; the rear end of the clamping arm is also provided with a commutator and a gear box, an output shaft of the commutator drives the gear box and drives a driving gear of the clamping arm by the gear box, an input shaft of the commutator is provided with a commutator input gear, and the commutator input gear is connected with a clamping transmission part gear through a chain; the rear part of the clamping transmission part is connected with the mounting seat of the positive and negative buckle assembly through the positive and negative assembly, the front part of the clamping transmission part is provided with a rotating bracket, the bottom end of the rotating bracket is provided with a shaft sleeve, and the shaft sleeve is connected with bearing sleeves fixed on two sides of the small flange sleeve; the digging part is positioned below the clamping transmission part, the digging part is fixedly connected with the main body frame through a bolt, the digging part controls the vibration digging through an eccentric link mechanism, and a digging part transmission gear of the eccentric link mechanism is in transmission with a transmission output gear through a chain; one side of the clamping transmission part is provided with a limiting mechanism; the feed bin, the clamping transmission part and the digging part are all located on a central line of the main body frame, and the clamping transmission part, the digging part and the limiting mechanism can rotate up and down relative to the main body frame as a whole.
The travelling wheels are arranged on wheel shafts, and the wheel shafts are rotatably connected with the main body frame through bearings; the axle is provided with a differential, and an input shaft of the differential is connected with the other output shaft of the speed reducer through a coupler.
The clamping arm consists of an upper clamping plate, a lower clamping plate, a driving wheel, a driven wheel, a chain and a tensioning device; a driving wheel and a driven wheel are rotatably arranged between the upper clamping plate and the lower clamping plate through bearings, the driven wheel and the driving wheel are in chain transmission, a shaft of the driving wheel is connected with an output shaft of the gear box through a coupler, a shaft sleeve is arranged outside the output shaft, and the top end of the shaft sleeve is fixedly connected with the gear box.
The clamping frame comprises rectangle frame and transverse connection pole, and the length of rectangle frame along the centre gripping arm sets up a plurality ofly, and the both sides of a plurality of rectangle frames are connected by transverse connection pole respectively.
The gear box is fixedly connected with the end part of the transverse connecting rod of the clamping frame.
The tensioning device comprises a lateral tensioning device and a driven wheel tensioning device; the lateral tensioning device comprises a tensioning plate for tensioning the outer side of the chain and a tensioning gear for tensioning the inner side of the chain, and the tensioning plate is meshed with the inner side of the chain and is arranged on the clamping plate through a bolt; the tensioning gear is meshed with the inner side of the chain and is rotatably supported by a gear mounting frame, and the gear mounting frame is mounted on the clamping plate through bolts. The driven wheel tensioning device comprises a mounting seat fixedly connected with the clamping plate, a transverse bolt penetrates through the mounting seat and is connected with the mounting seat, nuts are respectively arranged on two sides of the bolt on the mounting seat, the other end of the bolt is connected with a pressing block, and a spring is arranged between the pressing block and the mounting seat; the pressing block and a bearing of the driven wheel are tightly pressed.
The limiting mechanism comprises a wheel body, a wheel carrier, an adjusting handle, a support arm and a nearside divider; the wheel body is rotatably arranged at the bottom of the wheel frame, the front part of the wheel body is provided with a divider, and the divider is fixedly connected with the bottom end of the wheel frame; the wheel carrier is of a telescopic pipe structure, the top of the wheel carrier is provided with an adjusting handle, and the lower part of the wheel carrier is provided with a locking bolt; the wheel carrier is fixedly connected with the clamping arm positioned at the outer side of the clamping part through the supporting arm.
The digging part comprises an eccentric bearing sleeve, an eccentric bearing, a connecting rod large shaft, an arc-shaped seat, a fixing part, a connecting rod small shaft, a tool rest, a three-hole bearing box, a two-hole bearing box, a tool arm and a blade; the front end of the cutter arm is provided with a cutter blade, and the rear end of the cutter arm is provided with a cutter frame; the knife rest is rectangular frame, and preceding, the rear portion of frame rotate with the mounting through diplopore bearing box, three hole bearing box respectively and are connected, and the connecting rod macroaxis is connected to the top bearing of three hole bearing box, connecting rod macroaxis and second transmission shaft parallel arrangement, and the both ends of second transmission shaft are passed through the bearing flange and are rotated with the small flange cover and be connected, and the middle part key connection of second transmission shaft has eccentric bearing, and eccentric bearing's outside cover is equipped with eccentric bearing housing, the arc seat of the outer fringe identical joint with eccentric bearing housing is still installed at the middle part of connecting rod macroaxis, the arc seat links firmly with the top bearing of three hole bearing box.
The connecting rod large shaft, the arc-shaped seat, the second transmission shaft, the eccentric bearing and the eccentric bearing sleeve form an eccentric connecting rod mechanism.
The fixing piece is a rectangular pipe body, at least four connecting holes are formed in the length of the fixing piece, connecting rod small shafts are connected in mounting holes in the front portion and the middle portion respectively and connected with the double-hole bearing box and the three-hole bearing box through the connecting rod small shafts, and the connecting holes in the rear portion are used for fixing the fixing piece and a main machine of the harvesting equipment.
Connecting holes are respectively formed in the front end and the rear end of the tool rest, a connecting rod small shaft is installed in each connecting hole, and bearings at the bottom ends of the double-hole bearing box and the three-hole bearing box are in key connection with the connecting rod small shaft.
The technical effects are as follows: the clamping part, the digging part and the storage bin are all positioned on the central line of the whole equipment, so that the stability of the whole frame is kept, and the whole working part can be adjusted in a vertical rotating mode relative to the whole frame; in a non-working state, the whole working part is lifted upwards, and the normal running of the vehicle is not influenced; when in work, the utility model is put down; the digging depth can be adjusted according to the growth condition of crops.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a schematic structural view of the clamp arm.
FIG. 4 is a schematic view of the structure of the digging part.
In the figure, a main body frame-1, a power source mounting platform-1-1, a support plate-1-2, a reduction gearbox mounting platform-1-3, a mounting seat connecting handrail-1-4, a positive and negative buckle assembly mounting seat-1-5, a traveling wheel-1-6, a large flange sleeve-1-7, a small flange sleeve-1-8, a bearing sleeve 1-9, a wheel shaft 1-11, a differential mechanism 1-10, a limiting mechanism-2, a wheel body-2-1, a wheel carrier-2-2, an adjusting handle-2-3, a support arm-2-4, a divider-2-5, a locking bolt-2-6, a clamping transmission part-3, a clamping arm-3-1 and a clamping plate-3-11, driving wheel-3-12, driven wheel-3-13, chain-3-14, lateral tensioning device-3-15, tensioning plate-3-151, tensioning gear-3-152, gear mounting rack-3-153, driven wheel tensioning device-3-16, mounting seat-3-161, transverse bolt-3-162, pressing block-3-163, spring 3-164, clamping frame-3-2, rectangular frame-3-21, transverse connecting rod-3-22, grain lifter-3-3, seedling cutter-3-4, commutator-3-5, gear box-3-6, commutator input gear-3-7 and forward and reverse assembly-3-8, 3-9 parts of a rotary bracket, 4 parts of a digging part, 4-1 parts of a bearing sleeve, 4-2 parts of an eccentric bearing, 4-3 parts of a connecting rod large shaft, 4-4 parts of an arc seat, 4-5 parts of a fixing part, 4-6 parts of a connecting rod small shaft, 4-7 parts of a tool rest, 4-8 parts of a three-hole bearing box, 4-9 parts of a two-hole bearing box, 4-10 parts of a tool arm, 4-11 parts of a blade, 5 parts of a bin, 6 parts of a power system, 6-3 parts of a main transmission shaft, 6-4 parts of a transmission input gear, 6-5 parts of a transmission output gear, 6-6 parts of a clutch device, 6-7 parts of a chain, 6-8 parts of a power output gear and 6-9 parts of a second transmission shaft, a clamping transmission part gear-6-10 and a digging part transmission gear-6-11.
As shown in fig. 1 and 2, a single-row direct-transmission chain-clamping garlic combine harvester comprises a main frame 1, a limiting mechanism 2, a clamping transmission part 3, a digging part 4, a bin 5 and a power system 6; the rear part of the main body frame 1 is fixedly connected with a stock bin 5; the top of the reduction gearbox is connected with a supporting square pipe 1-3 in a backward inclining mode, and the top end of the supporting square pipe 1-3 is welded and fixed with a storage bin 5; the two sides of the supporting square tubes 1-3 are connected with handrails 1-4 through handrail mounting seats; the two sides of the supporting square pipe 1-3 are symmetrically provided with mounting seats 1-5 of the positive and negative buckle assemblies; the lower part of the main body frame 1 is provided with traveling wheels 1-6, the front part of the reduction gearbox is fixedly connected with large flange sleeves 1-7, and the outer sides of the lower parts of the large flange sleeves 1-7 are provided with small flange sleeves 1-8; the large flange sleeves 1-7 are provided with main transmission shafts 6-3 through bearings, one ends of the main transmission shafts 6-3 are provided with transmission input gears 6-4, and the other ends of the main transmission shafts are provided with transmission output gears 6-5; a clutch device 6-6 is arranged at the position of the transmission input gear 6-4; the transmission input gear 6-4 is connected with a power output gear 6-8 of the reduction box through a chain 6-7; a second transmission shaft 6-9 is arranged on the small flange sleeve 1-8, and a clamping transmission part gear 6-10 and a digging part transmission gear 6-11 are arranged on the second transmission shaft 6-9; a clamping transmission part 3 is arranged right above the main body frame 1; the clamping transmission part consists of two clamping arms 3-1 which are arranged in parallel, and the two clamping arms 3-1 are fixed by a clamping frame 3-2; the front ends of the clamping arms 3-1 are respectively provided with a grain lifter 3-3, and the rear ends are provided with seedling cutters 3-4; the rear end of the clamping arm 3-1 is also provided with a commutator 3-5 and a gear box 3-6, an output shaft of the commutator 3-5 drives the gear box 3-6, the gear box 3-6 drives a driving gear of the clamping arm 3-1, an input shaft of the commutator 3-5 is provided with a commutator input gear 3-7, and the commutator input gear 3-7 is connected with a clamping transmission part gear 6-10 through a chain 6-7; the rear part of the clamping transmission part 3 is connected with a mounting seat 1-5 of a positive and negative buckle assembly through a positive and negative assembly 3-8, the front part of the clamping transmission part 3 is provided with a rotating bracket 3-9, the bottom end of the rotating bracket 3-9 is provided with a shaft sleeve, and the shaft sleeve is connected with bearing sleeves 1-9 fixed on two sides of a small flange sleeve 1-8; the digging part 4 is positioned below the clamping transmission part 3, the digging part 4 is fixedly connected with the main body frame 1 through bolts, the digging part 4 controls the vibration digging through an eccentric link mechanism, and a digging part transmission gear 6-11 of the eccentric link mechanism is in transmission with a transmission output gear 6-5 through a chain 6-7; one side of the clamping transmission part 3 is provided with a limiting mechanism 2; the feed bin 5, the clamping transmission part 3 and the digging part 4 are all located on the central line of the main body frame 1, and the clamping transmission part 3, the digging part 4 and the limiting mechanism 2 can rotate up and down relative to the main body frame 1 as a whole.
The walking wheels 1-6 are arranged on wheel shafts 1-11, and the wheel shafts 1-11 are rotatably connected with the main body frame 1 through bearings; the differential 1-10 is arranged on the wheel shaft 1-11, and an input shaft of the differential 1-10 is connected with the other output shaft of the speed reducer through a coupler.
As shown in fig. 3, the clamping arm 3-1 is composed of an upper clamping plate 3-11, a lower clamping plate 3-11, a driving wheel 3-12, a driven wheel 3-13, a chain 3-14 and a tensioning device; the driving wheels 3-12 and the driven wheels 3-13 are rotatably arranged between the upper clamping plates 3-11 and the lower clamping plates 3-11 through bearings, the driven wheels 3-13 and the driving wheels 3-12 transmit 3-14 motion through chains, the shafts of the driving wheels 3-12 are connected with the output shafts of the gear boxes 3-6 through shaft couplings, shaft sleeves are arranged outside the output shafts, and the top ends of the shaft sleeves are fixedly connected with the gear boxes 3-6.
As shown in figure 1, the clamping frame 3-2 is composed of a plurality of rectangular frames 3-21 and transverse connecting rods 3-22, the rectangular frames 3-21 are arranged along the length of the clamping arm 3-1, and two sides of the rectangular frames 3-21 are respectively connected by the transverse connecting rods 3-22.
The gear box 3-6 is fixedly connected with the end part of the transverse connecting rod 3-22 of the clamping frame 3-1.
As shown in fig. 3, the tensioning device comprises a lateral tensioning device 3-15 and a driven wheel tensioning device 3-16; the lateral tensioning device 3-15 comprises a tensioning plate 3-151 for tensioning the outer side of the chain and a tensioning gear 3-152 for tensioning the inner side of the chain, wherein the tensioning plate 3-151 is meshed with the inner side of the chain and is arranged on the clamping plate 3-11 through a bolt; the tension gear 3-152 is engaged with the inside of the chain and is rotatably supported by a gear mounting bracket 3-153, and the gear mounting bracket 3-153 is mounted on the clamping plate 3-11 by bolts. The driven wheel tensioning device 3-16 comprises an installation seat 3-161 fixedly connected with the clamping plate 3-11, a transverse bolt 3-162 penetrates through the installation seat 3-161, nuts are respectively arranged on two sides of the bolt 3-162, which are positioned on the installation seat 3-161, the other end of the bolt 3-162 is connected with a pressing block 3-163, and a spring 3-164 is arranged between the pressing block 3-163 and the installation seat 3-161; the pressing blocks 3-164 and the bearings of the driven wheels 3-13 are in a tight pressing state.
As shown in fig. 1, the limiting mechanism 2 comprises a wheel body 2-1, a wheel carrier 2-2, an adjusting handle 2-3, a support arm 2-4 and a divider 2-5; the wheel body 2-1 is rotatably arranged at the bottom of the wheel frame 2-2, the front part of the wheel body 2-1 is provided with a divider 2-5, and the divider 2-5 is fixedly connected with the bottom end of the wheel frame 2-2; the wheel carrier 2-2 is in a telescopic pipe structure, the top of the wheel carrier is provided with an adjusting handle 2-3, and the lower part of the wheel carrier is provided with a locking bolt 2-6; the wheel carrier 2-2 is fixedly connected with a clamping arm 3-1 of the clamping part 3 at the outer side through a support arm 2-4.
As shown in fig. 4, the digging part 4 comprises an eccentric bearing sleeve 4-1, an eccentric bearing 4-2, a connecting rod large shaft 4-3, an arc seat 4-4, a fixing part 4-5, a connecting rod small shaft 4-6, a tool rest 4-7, a three-hole bearing box 4-8, a two-hole bearing box 4-9, a tool arm 4-10 and a tool blade 4-11; the front end of the knife arm 4-10 is provided with a knife blade 4-11, and the rear end is provided with a knife rest 4-7; the knife rest 7 is a rectangular frame, the front part and the rear part of the frame are respectively rotatably connected with a fixing part 4-5 through a double-hole bearing box 4-9 and a three-hole bearing box 4-8, the top end of the three-hole bearing box 4-8 is in bearing connection with a connecting rod large shaft 4-3, the connecting rod large shaft 4-3 is arranged in parallel with a second transmission shaft 6-9, two ends of the second transmission shaft 6-9 are rotatably connected with small flange sleeves 1-8 through bearing flanges, the middle part of the second transmission shaft 6-9 is in key connection with an eccentric bearing 4-2, the eccentric bearing sleeve 4-1 is sleeved outside the eccentric bearing 4-2, the middle part of the connecting rod large shaft 4-3 is also provided with an arc seat 4-4 which is matched and clamped with the outer edge of the eccentric bearing sleeve 4-1, and the arc seat 4-4 is fixedly connected with a top end bearing of the three-hole bearing box 4-8.
The eccentric connecting rod mechanism is composed of a connecting rod large shaft 4-3, an arc-shaped seat 4-4, a second transmission shaft 6-9, an eccentric bearing 4-2 and an eccentric bearing sleeve 4-1.
The fixing part 4-5 is a rectangular pipe body, at least four connecting holes are formed along the length of the fixing part, connecting rod small shafts 4-6 are respectively connected in the mounting holes in the front part and the middle part and are connected with a double-hole bearing box 4-9 and a three-hole bearing box 4-8 through the connecting rod small shafts 4-6, and the connecting hole in the rear part is used for fixing the fixing part 4-5 and a main machine of the harvesting equipment.
The front end and the rear end of the knife rest 4-7 are respectively provided with a connecting hole, a connecting rod small shaft 4-6 is arranged in the connecting hole, and the bottom end bearings of the double-hole bearing box 4-9 and the three-hole bearing box 4-8 are connected with the connecting rod small shaft 4-6 in a key mode.
Claims (10)
1. A single-row direct-transmission chain-clamping type garlic combine harvester is characterized by comprising a main body frame, a limiting mechanism, a clamping transmission part, a digging part, a storage bin, a power system and a reduction gearbox; the rear part of the main body frame is fixedly connected with a stock bin; the top of the reduction gearbox is connected with a support square pipe in a backward inclining manner, and the top end of the support square pipe is welded and fixed with the storage bin; the two sides of the supporting square pipe are connected with the handrail through the handrail mounting seat; positive and negative buckle assembly mounting seats are symmetrically arranged on two sides of the supporting square pipe; the lower part of the main body frame is provided with a travelling wheel, the front part of the reduction gearbox is fixedly connected with a large flange sleeve, and the outer side of the lower part of the large flange sleeve is provided with a small flange sleeve; the large flange sleeve is provided with a main transmission shaft through a bearing, one end of the main transmission shaft is provided with a transmission input gear, and the other end of the main transmission shaft is provided with a transmission output gear; a clutch device is arranged at the transmission input gear; the transmission input gear is connected with the power output gear of the reduction box through a chain; a second transmission shaft is arranged on the small flange sleeve, and a clamping transmission part gear and a digging part transmission gear are arranged on the second transmission shaft; a clamping transmission part is arranged right above the main body frame; the clamping transmission part consists of two clamping arms which are arranged in parallel, and the two clamping arms are fixed by a clamping frame; the front ends of the clamping arms are respectively provided with a grain lifter, and the rear ends are provided with seedling cutters; the rear end of the clamping arm is also provided with a commutator and a gear box, an output shaft of the commutator drives the gear box and drives a driving gear of the clamping arm by the gear box, an input shaft of the commutator is provided with a commutator input gear, and the commutator input gear is connected with a clamping transmission part gear through a chain; the rear part of the clamping transmission part is connected with the mounting seat of the positive and negative buckle assembly through the positive and negative assembly, the front part of the clamping transmission part is provided with a rotating bracket, the bottom end of the rotating bracket is provided with a shaft sleeve, and the shaft sleeve is connected with bearing sleeves fixed on two sides of the small flange sleeve; the digging part is positioned below the clamping transmission part, the digging part is fixedly connected with the main body frame through a bolt, the digging part controls the vibration digging through an eccentric link mechanism, and a digging part transmission gear of the eccentric link mechanism is in transmission with a transmission output gear through a chain; one side of the clamping transmission part is provided with a limiting mechanism; the feed bin, the clamping transmission part and the digging part are all located on a central line of the main body frame, and the clamping transmission part, the digging part and the limiting mechanism can rotate up and down relative to the main body frame as a whole.
2. The single file direct-transmission chain-clip-type garlic combine harvester as claimed in claim 1, wherein the travelling wheels are mounted on wheel shafts, and the wheel shafts are rotatably connected with the main frame through bearings; the axle is provided with a differential, and an input shaft of the differential is connected with the other output shaft of the speed reducer through a coupler.
3. The single file direct chain-clamp garlic combine harvester according to claim 1, wherein the clamping arm is composed of an upper and a lower clamping plates, a driving wheel, a driven wheel, a chain and a tensioning device; a driving wheel and a driven wheel are rotatably arranged between the upper clamping plate and the lower clamping plate through bearings, the driven wheel and the driving wheel are in chain transmission, a shaft of the driving wheel is connected with an output shaft of the gear box through a coupler, a shaft sleeve is arranged outside the output shaft, and the top end of the shaft sleeve is fixedly connected with the gear box.
4. The single file direct chain-clamp garlic combine harvester according to claim 3, wherein the tensioning device comprises a lateral tensioning device and a driven wheel tensioning device; the lateral tensioning device comprises a tensioning plate for tensioning the outer side of the chain and a tensioning gear for tensioning the inner side of the chain, and the tensioning plate is meshed with the inner side of the chain and is arranged on the clamping plate through a bolt; the tensioning gear is meshed with the inner side of the chain and is rotatably supported by a gear mounting rack, and the gear mounting rack is mounted on the clamping plate through bolts; the driven wheel tensioning device comprises a mounting seat fixedly connected with the clamping plate, a transverse bolt penetrates through the mounting seat and is connected with the mounting seat, nuts are respectively arranged on two sides of the bolt on the mounting seat, the other end of the bolt is connected with a pressing block, and a spring is arranged between the pressing block and the mounting seat; the pressing block and a bearing of the driven wheel are tightly pressed.
5. The single-row direct-transmission chain-clip-type garlic combine harvester according to claim 1, wherein the clamping frame is composed of a plurality of rectangular frames and transverse connecting rods, the rectangular frames are arranged along the length of the clamping arm, and two sides of the rectangular frames are respectively connected by the transverse connecting rods; the gear box is fixedly connected with the end part of the transverse connecting rod of the clamping frame.
6. The single file direct transfer chain clip type garlic combine harvester according to claim 1, wherein the limiting mechanism comprises a wheel body, a wheel carrier, an adjusting handle, a support arm and a divider; the wheel body is rotatably arranged at the bottom of the wheel frame, the front part of the wheel body is provided with a divider, and the divider is fixedly connected with the bottom end of the wheel frame; the wheel carrier is of a telescopic pipe structure, the top of the wheel carrier is provided with an adjusting handle, and the lower part of the wheel carrier is provided with a locking bolt; the wheel carrier is fixedly connected with the clamping arm positioned at the outer side of the clamping part through the supporting arm.
7. The single file direct chain-clamp garlic combine harvester according to claim 1, wherein the digging part comprises an eccentric bearing sleeve, an eccentric bearing, a connecting rod large shaft, an arc-shaped seat, a fixing part, a connecting rod small shaft, a knife rest, a three-hole bearing box, a two-hole bearing box, a knife arm and a knife blade; the front end of the cutter arm is provided with a cutter blade, and the rear end of the cutter arm is provided with a cutter frame; the knife rest is rectangular frame, and preceding, the rear portion of frame rotate with the mounting through diplopore bearing box, three hole bearing box respectively and are connected, and the connecting rod macroaxis is connected to the top bearing of three hole bearing box, connecting rod macroaxis and second transmission shaft parallel arrangement, and the both ends of second transmission shaft are passed through the bearing flange and are rotated with the small flange cover and be connected, and the middle part key connection of second transmission shaft has eccentric bearing, and eccentric bearing's outside cover is equipped with eccentric bearing housing, the arc seat of the outer fringe identical joint with eccentric bearing housing is still installed at the middle part of connecting rod macroaxis, the arc seat links firmly with the top bearing of three hole bearing box.
8. The single file direct transmission chain clip type garlic combine harvester according to claim 7, wherein the connecting rod large shaft, the arc-shaped seat and the second transmission shaft, the eccentric bearing and the eccentric bearing sleeve form an eccentric connecting rod mechanism.
9. The single file direct transmission chain clip type garlic combine harvester as claimed in claim 7, wherein the fixing member is a rectangular tube, at least four connecting holes are formed along the length of the tube, the mounting holes at the front and middle parts are respectively connected with a small connecting rod shaft, the small connecting rod shaft is connected with the double-hole bearing box and the three-hole bearing box, and the connecting hole at the rear part is used for fixing the fixing member with the main frame of the harvesting device.
10. The single-row direct-transmission chain-clip type garlic combine harvester as claimed in claim 7, wherein the front end and the rear end of the knife rest are respectively provided with a connecting hole, a connecting rod small shaft is arranged in the connecting hole, and the bottom end bearings of the double-hole bearing box and the three-hole bearing box are in key connection with the connecting rod small shaft.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911273401.3A CN110896720B (en) | 2019-12-12 | 2019-12-12 | Single-row direct-transmission chain-clamp type garlic combine harvester |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911273401.3A CN110896720B (en) | 2019-12-12 | 2019-12-12 | Single-row direct-transmission chain-clamp type garlic combine harvester |
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| CN110896720A CN110896720A (en) | 2020-03-24 |
| CN110896720B true CN110896720B (en) | 2021-08-27 |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3105184B2 (en) * | 1997-09-12 | 2000-10-30 | セイレイ工業株式会社 | Rhizome harvester |
| CN209594270U (en) * | 2018-11-08 | 2019-11-08 | 徐州三石工控科技有限公司 | Miniature uniline hand-held garlic combined harvester |
| CN109429667B (en) * | 2018-11-29 | 2024-01-19 | 山东农业大学 | Single-row self-propelled green Chinese onion combine harvester |
| CN209710722U (en) * | 2018-12-25 | 2019-12-03 | 青岛农业大学 | One ridge, two row carrot combined harvester |
| CN209473025U (en) * | 2019-01-30 | 2019-10-11 | 青岛理工大学 | A kind of novel potato harvester |
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2019
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