CN2287784Y - Portable multifunctional thresher - Google Patents
Portable multifunctional thresher Download PDFInfo
- Publication number
- CN2287784Y CN2287784Y CN 97235831 CN97235831U CN2287784Y CN 2287784 Y CN2287784 Y CN 2287784Y CN 97235831 CN97235831 CN 97235831 CN 97235831 U CN97235831 U CN 97235831U CN 2287784 Y CN2287784 Y CN 2287784Y
- Authority
- CN
- China
- Prior art keywords
- sieve
- utility
- model
- belt pulley
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a portable multifunctional thresher which belongs to agricultural machines. The utility model is composed of a cover 1, a machine frame 14, a power drive mechanism, a threshing roller 2, a grain/kernel output mechanism, a sieve 8 and a drive mechanism for the reciprocating movement of the sieve, wherein the drive mechanism for the reciprocating movement of the sieve is provided with a belt pulley 33 connected with the power drive mechanism, a main drive shaft 23 fixed to the belt pulley 33, a wheel box driven by the main drive shaft 23, and a draw gear connecting the wheel box and the sieve 8. The utility model has the advantages of compact structure, stable transmission, low noise, long service life, etc.
Description
The utility model relates to a kind of hand-held type multifunctional thresher, belongs to agricultural machinery.
At present, though it is more welcome to have a semi-automatic rice-wheat thresher that integrates removal of impurities, clearing function,, thereby there is certain defective in actual use because its sieve motion work is too coarse, simple on manufacturing and designing.Sieve moves like this, by the belt pulley on the driven by motor drum spindle, be installed in the belt wheel of bearing block one end of frame below then by its drive, the bevel gear that is located at the bearing block other end is rotated, the bevel gear that is arranged on another bearing block one end by this bevel gear and then drive does 90 ° of changed course rotations, thereby reach the eccentric wheel that is installed in the bearing block other end is rotated, drive by the connected sieve of connecting rod reciprocating again.One of so exposed problems, all unlubricated dose of the tooth portion of two meshing gears is lubricated, so easily heating wearing and tearing; Two, the final drive shaft two ends have driving member respectively, and are cantilever force, and the axle fixing point only has a bearing in the middle of the bearing block, easily cause the flexural deformation of axle and influence use; The tooth portions of three, two bevel gears be casting surface, thereby influenced transmission accuracy, noise is big during work, and very easily damages; Four owing to adopted two bearing blocks, caused structural not compact.
The purpose of this utility model is will provide a kind of can make sieve move back and forth transmission mechanism to have compact conformation, transmission is stable, noise is little, uses is reliable, the life-span is grown hand-held type multifunctional thresher.
The purpose of this utility model is achieved like this; a kind of hand-held type multifunctional thresher; moving back and forth transmission mechanism by lid 1, frame 14, power drive mechanism, threshing cylinder 2, paddy/wheat output mechanism, sieve 8 and sieve forms; sieve moves back and forth transmission mechanism and has a belt pulley that is connected with power drive mechanism 33; the draw-gear of gear-box that drives by final drive shaft 23 with 23, one of fixing final drive shafts of belt pulley 33 and connection gear-box and sieve 8.
Below in conjunction with accompanying drawing the utility model is further described below.
Fig. 1 is a structure chart of the present utility model.
Fig. 2 is that sieve of the present utility model moves back and forth the transmission mechanism structure chart.
Gear-box of the present utility model is made up of casing 22, bevel pinion 24, bevel gear wheel 43, and casing 22 is fixed on the frame 14, and bevel pinion 24 is fixed on the final drive shaft 23, and bevel gear wheel 43 is installed in the casing 22 and with bevel pinion 24 and is meshed.Final drive shaft 23 of the present utility model is installed on the casing 22 by two bearings 47,34, and controls its end play by back-up ring 46,30, and belt pulley 33 is installed on the external part of final drive shaft 23, and fastening with packing ring 31, bolt 32.Bevel pinion 24 is located in the casing 22, and be fastened on the final drive shaft 23 by flat key 25 and screw 26, the bevel gear wheel 43 that is meshed with bevel pinion 24 is installed in the casing 22 behind cover upper bearing (metal) 35 by the axle 48 of one end, and control its end play by back-up ring 36, on the output of the axle 48 of bevel gear wheel 43, be mounted with the centering block 42 of draw-gear.Casing 22 of the present utility model is fixed on the below of frame 14 by bolt 27, left and right two ends at casing 22 are fixed with cover plate 45,28 by screw 44, bolt 29 respectively, in casing 22, be placed with the lubricating oil of certain altitude, the lubricated and cooling when being used for for working gear.When the driving-belt 18 of power drive mechanism drove belt pulley 33 rotations, bevel pinion 24 drove bevel gear wheels 43 rotations, and then drove centering block 42 rotations by the axle 48 of bevel gear wheel 43.
Draw-gear of the present utility model is made up of centering block 42, Lian Xuan 17, and centering block 42 is fixed on the output of the axle 48 of bevel gear wheel 43, and an end of connecting rod 17 is connected with an end of centering block 42 by bearing pin 40, and the other end of connecting rod 17 is connected with sieve 8.Bevel gear wheel 43 of the present utility model forms with axle 48 integral productions, output at axle 48 is installed centering block 42 thereon fastening by flat key 37, packing ring 39, bolt 38, lateral edges at centering block 42 is mounted with bearing pin 40 by screw 41, and bearing pin 40 is active the connection with an end of connecting rod 17; The other end of connecting rod 17 and sieve 8 are fixing.Sieve 8 is lived and is located on the screen frame (unit) 9, and screen frame (unit) 9 is fixed on the frame 14.The utility model is because connecting rod 17 is actively socketed on a lateral edges of centering block 42, so when centering block 42 rotated, 17 reciprocating motions of making left and right direction of connecting rod were done left and right reciprocating motion together thereby drive sieve 8.
Power drive mechanism of the present utility model is by motor 6, electrical machine belt pulley 7, driving-belt 5, big belt pulley 4, transmission main shaft 21, duplex belt wheel 20, driving-belt 18,16 form, motor 6 is installed on the frame 14, electrical machine belt pulley 7 is installed on the power take-off of motor 6, big belt pulley 4 is installed in an end of transmission main shaft 21, the other end of transmission main shaft 21 is installed duplex belt wheel 20, electrical machine belt pulley 7 is connected by driving-belt 5 with big belt pulley 4, transmission main shaft 21 is arranged on the frame 14, fan blade 3, threshing cylinder 2 is separately positioned on the transmission main shaft 21, and lid 1 is connected on the frame 14.Driving-belt 18 is nested with on double linked wheel 20 and belt pulley 33, and driving-belt 16 is nested with stirring on the cage belt wheel 15 at double linked wheel 20 and paddy/wheat output mechanism.
Paddy of the present utility model/wheat output mechanism by stir cage axle 11, impeller 12, stir cage belt wheel 15, spray tube 10 forms, stirring cage axle 11 2 ends places on the frame 14, impeller 12 is located at an end end of stirring cage axle 11 and is positioned at spray tube 10, stir cage belt wheel 15 and be contained in and stir cage axle 11 other end ends, spray tube 10 is fixing with frame 14.
Frame 14 of the present utility model is provided with expansion tightening wheel 19, and expansion tightening wheel 19 contacts with the driving-belt 18,16 of power drive mechanism respectively, and its effect is to reach the tightness of regulating driving-belt 18,16, to improve the transmission effect.
After the utility model is connected power supply, motor 6 rotates, drive transmission main shaft 21 rotations by driving-belt 5, thereby make threshing cylinder 2, fan blade 3 rotations, drive sieve reciprocating mechanism and paddy/wheat output mechanism work by transmission main shaft 21 respectively by driving-belt 18,16 simultaneously.When driving-belt 18 drives belt pulley 33 rotations, final drive shaft 23 and the bevel pinion 24 that is fixed on the final drive shaft 23 rotate together, drive axle 48 rotations of bevel gear wheel 43 and bevel gear wheel 43 1 ends successively, and the centering block 42 that is fixed on axle 48 1 ends also rotates thereupon, drivening rod 17, sieve 8 are done left and right reciprocating motion together, make the paddy that gets off by threshing cylinder 2 threshings, wheat after mesh screen 13 drops onto on the sieve 8, drop down to paddy/wheat output mechanism by sieve 8.Drive at transmission mechanism and stir cage belt wheel 15 and make in the process of stirring 11 rotations of cage axle this moment, will throw away spray tube 10 by impeller 12 from the paddy/wheat of sieve 8 and pack.
Sieve reciprocating mechanism of the present utility model makes this device have compact conformation owing to after adopting gear-box, Transmission is stable, and noise is little, the advantages such as long service life.
Claims (3)
1, a kind of hand-held type multifunctional thresher; moving back and forth transmission mechanism by lid (1), frame (14), power drive mechanism, threshing cylinder (2), paddy/wheat output mechanism, sieve (8) and sieve forms; it is characterized in that sieve moves back and forth transmission mechanism and has a belt pulley that is connected with power drive mechanism (33); one with the fixing final drive shaft (23) of belt pulley (33), the draw-gear of gear-box that drives by final drive shaft (23) and connection gear-box and sieve (8).
2, hand-held type multifunctional thresher according to claim 1; it is characterized in that gear-box is made up of casing (22), bevel pinion (24), bevel gear wheel (43); casing (22) is fixed on the frame (14); bevel pinion (24) is fixed on the final drive shaft (23), and bevel gear wheel (43) is installed in the casing (22) and with bevel pinion (24) and is meshed.
3, hand-held type multifunctional thresher according to claim 1; it is characterized in that draw-gear is made up of centering block (42), connecting rod (17); centering block (42) is fixed on the output of the axle (48) of bevel gear wheel (43); one end of connecting rod (17) is connected with an end of centering block (42) by bearing pin (40), and the other end of connecting rod (17) is connected with sieve (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97235831 CN2287784Y (en) | 1997-04-21 | 1997-04-21 | Portable multifunctional thresher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97235831 CN2287784Y (en) | 1997-04-21 | 1997-04-21 | Portable multifunctional thresher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2287784Y true CN2287784Y (en) | 1998-08-19 |
Family
ID=33946838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97235831 Expired - Fee Related CN2287784Y (en) | 1997-04-21 | 1997-04-21 | Portable multifunctional thresher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2287784Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107950205A (en) * | 2016-10-14 | 2018-04-24 | 迪尔公司 | Harvester moves back and forth driving balance system |
-
1997
- 1997-04-21 CN CN 97235831 patent/CN2287784Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107950205A (en) * | 2016-10-14 | 2018-04-24 | 迪尔公司 | Harvester moves back and forth driving balance system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |