CN203523274U - Rotary cultivator gearbox with forward and reverse rotation functions and left and right steering functions - Google Patents
Rotary cultivator gearbox with forward and reverse rotation functions and left and right steering functions Download PDFInfo
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- CN203523274U CN203523274U CN201320534304.7U CN201320534304U CN203523274U CN 203523274 U CN203523274 U CN 203523274U CN 201320534304 U CN201320534304 U CN 201320534304U CN 203523274 U CN203523274 U CN 203523274U
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Abstract
The utility model discloses a rotary cultivator gearbox with forward and reverse rotation functions and left and right steering functions. The gearbox comprises an upper box body, a lower box body, a forward and reverse rotation mechanism and a left and right steering mechanism, wherein the upper box body and the lower box body are assembled in a matched mode, the forward and reverse rotation mechanism is arranged in the upper box body, and the left and right steering mechanism is disposed in the lower box body. The forward and reverse rotation mechanism and the left and right steering mechanism are connected through a chain wheel and a chain, and power on the upper portion of the gearbox is transmitted to the lower portion of the gearbox. The rotary cultivator gearbox changes the situation that an existing agricultural machine is single in function, solves the problems that the existing agricultural machine is difficult to steer in use and can not be matched with other agricultural machines in use, is multifunctional and simple, safe and reliable to operate and saves machine purchase cost for farmers at the same time.
Description
Technical field
The utility model relates to gearbox, specifically a kind ofly can realize multi-change speed with semitrailer compartment is matching used, has the gear box for rotary cultivator of rotating and left and right turn function.
Background technology
At present, along with wideling popularize with the innovation of agricultural tool of agricultural mechanization production regenerated, the farm machinery of function singleness can not meet existing agriculture requirement and agricultural production needs.The existing rotovator that articulates or be directly connected in engine at home, it is widely used type in agricultural machinery, its structure and operation principle are: the first kind: several groups of roller gears that the power of engine divides through upper part of gear box are realized speed change, then the chain by mid portion passes to the sprocket wheel that bottom connects hexagon output shaft, makes rotary blade on rotary tillage shaft realize main story (advancing) soil chopping is ploughed; Equations of The Second Kind: several groups of roller gears that the power of engine divides through upper part of gear box are realized speed change, then by two pairs of circular cone arc bevel gears, pass to bottom and connect hexagon output shaft, make rotary blade on rotary tillage shaft realize main story (advancing) soil chopping is ploughed.
The major defect of this rotovator is: the first, and due to its function singleness, can only be for farmland, nonirrigated farmland and sugarcane field cultivated whole, owing to not having steering mechanism not to be used in conjunction with semitrailer compartment, therefore can not be for the transportation of agriculture farm implements and agriculture fertilizer etc.; Second, ploughing a field or nonirrigated farmland is ploughed while running into angle position in haveing suffered journey, because having left and right turn mechanism, it does not need the artificial manually transmission of separated rotary blade that it is stopped the rotation, need manually to lift rotovator handgrip simultaneously, making rotary blade leave soil could realize and turning to, This move process wastes time and energy, and easily hurts operator, is very dangerous.The operation function that facility are single and loaded down with trivial details steering operation have also affected the enthusiasm that vast farmers friend purchases machine, have hindered the development of agricultural automation.
Summary of the invention
The utility model provides a kind of can realize multi-change speed with semitrailer compartment is matching used, has the gear box for rotary cultivator of rotating and left and right turn function.
A kind of gear box for rotary cultivator with rotating and left and right turn function, comprise upper box and lower box that coupling is equipped, and be arranged on the positive and negative rotational mechanism in upper box and be arranged on the left and right turn mechanism in nowel, between described positive and negative rotational mechanism and left and right turn mechanism, by sprocket wheel chain, connect, and the transmission of power that upper part of gear box is divided is to the lower part of gearbox.
Described positive and negative rotational mechanism comprises declutch shift shaft I, declutch shift shaft II, gear shaft, power shaft, the middle spline shaft being erected on upper box; Declutch shift shaft I is provided with shift fork I, and declutch shift shaft II is provided with shift fork II; Gear shaft is provided with transition duplicate gear, clutch three ratchet wheels, and clutch three ratchet wheel endoporus are the spline engagement band moving axis rotation on spline and gear shaft; One end of power shaft is provided with belt pulley and connects with engine by V belt, and the other end is provided with a gearshift duplicate gear; Middle spline shaft one end is provided with reverse gear, centre is provided with minor sprocket, the other end is provided with the normally closed gear that closes, middle spline shaft and the normally closed endoporus that closes gear be by splined, normally closedly closes gear and gear shaft together rotates by splined, and the endoporus of minor sprocket connects with gear shaft by spline; Shift fork I drives clutch three ratchet wheels to move left and right to realize separated with transition duplicate gear by declutch shift shaft I, and when clutch three ratchet wheels mesh with transition duplicate gear, both rotate together; When shift fork II drives gearshift duplicate gear to move left and right by declutch shift shaft II, respectively with transition duplicate gear, reverse gear engagement realizes gearshift and rotating function.
Described left and right turn mechanism comprises semiaxis, the hinge wheel axle being erected on lower box; On semiaxis, be arranged with axle shaft gear, monoblock type shift fork; Hinge wheel axle is provided with hinge wheel, at symmetrical left and right turn gear, the back-moving spring of being provided with of hinge wheel; Hinge wheel is connected by chain with minor sprocket; Hinge wheel both sides have semicircle perforation and the engagement of left and right turn gear, left and right turn gear and axle shaft gear often mesh, axle shaft gear jack shaft rotation, when masterpiece rotates for monoblock type shift fork outside, drives left and right turn gear to realize left and right turn function with the separated of hinge wheel or engagement.
The utility model has the advantages that:
The utility model is provided with a pair of large minor sprocket in gearbox, and the transmission of power of upper part of gear box being divided by chain, to the lower part of gearbox, has alleviated the weight of gearbox and simplified its structure.In order to make gearbox can realize the function of a machine rotating rotary tillage, left and right turn, in the lower part of gearbox, set up left and right turn mechanism, while running into corner location in rotary tillage process, left and right turn automatically.
The utility model changes the present situation of existing farm machinery function singleness, solved in use procedure and turned to difficulty, the difficult problem that can not be used in conjunction with other agricultural tools (as: semitrailer carriage), one case is multiplex, simple to operate safe and reliable, for having saved, friend peasant purchases machine cost simultaneously.
Accompanying drawing explanation
Fig. 1 is the overall appearance structure chart of embodiment;
Fig. 2 is the interior backsight axis side view of Fig. 1;
Fig. 3 is the interior forward sight axis side view of Fig. 1;
Left and right turn gear and hinge wheel state diagram when Fig. 4 is embodiment left steering;
Fig. 5 is the local enlarged diagram of A part in Fig. 4.
In figure: 1. normally closed gear 10. chain 11. hinge wheel 12. left and right turn gear 13. monoblock type shift fork 14. semiaxis 15. axle shaft gear 16. middle spline shaft 17. minor sprockets 18. gearshift duplicate gear 19. clutch three ratchet wheel 20. hinge wheel axle 21. upper box 22. lower box 23. back-moving spring 24. positive and negative rotational mechanism 25. left and right turn mechanisms of closing of shift fork I 2. shift fork II 3. declutch shift shaft I 4. declutch shift shaft II 5. gear shaft 6. power shaft 7. transition duplicate gear 8. reverse gears 9..
Embodiment
Below in conjunction with drawings and Examples, the utility model content is further described, but is not to restriction of the present utility model.
Embodiment:
With reference to Fig. 1-3, a kind of gear box for rotary cultivator with rotating and left and right turn function, comprise upper box 21 and lower box 22 that coupling is equipped, and be arranged on the positive and negative rotational mechanism 24 in upper box 21 and be arranged on the left and right turn mechanism 25 in lower box 22, between positive and negative rotational mechanism 24He left and right turn mechanism 25, by sprocket wheel chain, connect, and the transmission of power that upper part of gear box is divided is to the lower part of gearbox.
Positive and negative rotational mechanism 24 comprises declutch shift shaft I 3, declutch shift shaft II 4, gear shaft 5, power shaft 6, the middle spline shaft 16 being erected on upper box 21; Declutch shift shaft I 3 is provided with shift fork I 1, and declutch shift shaft II 4 is provided with shift fork II 2; Gear shaft 5 is provided with transition duplicate gear 7, clutch three ratchet wheels 19, and clutch three ratchet wheel 19 endoporus are the spline engagement band moving axis rotation on spline and gear shaft 5; One end of power shaft 6 is provided with belt pulley and connects with engine by V belt, and the other end is provided with a gearshift duplicate gear 18; Middle spline shaft 16 one end are provided with reverse gear 8, centre is provided with minor sprocket 17, the other end is provided with the normally closed gear 9 that closes, middle spline shaft 16 passes through splined with the normally closed endoporus that closes gear 9, the normally closed gear 9 that closes together rotates by splined with gear shaft 5, and the endoporus of minor sprocket 17 connects with gear shaft 5 by spline; Shift fork I 1 drives clutch three ratchet wheels 19 to move left and right to realize separated with transition duplicate gear 7 by declutch shift shaft I 3, and clutch three ratchet wheels 19 are during with 7 engagement of transition duplicate gear, and both rotate together; When shift fork II 2 drives gearshift duplicate gear 18 to move left and right by declutch shift shaft II 4, respectively with transition duplicate gear 7, reverse gear 8 engagements realize gearshift and rotating function.
When declutch shift shaft II 4 drives the C point that shift fork II 2 move to as shown in Figure 3, drive gearshift duplicate gear 18 and reverse gear 8 engagements, reverse gear 8 is connected with middle spline shaft 16 by internal spline, and middle spline shaft 16 is integral rotation with minor sprocket 17 by spline joint, realize reverse function.
When declutch shift shaft II 4 drives a, the b point that shift fork II 2 move to as shown in Figure 3, driving gearshift duplicate gear 18 and transition duplicate gear 7 to nibble its middle internal spline of merga pass is connected with gear shaft 5, and gear shaft 5 and the normally closed gear 9 that closes, normally closed gear 9 and the minor sprocket 17 of closing, by the rotation that links into an integrated entity of middle spline and middle spline shaft 16, realized positive rotating function.
Left and right turn mechanism 25 comprises semiaxis 14, the hinge wheel axle 20 being erected on lower box 22; On semiaxis 14, be arranged with axle shaft gear 15, monoblock type shift fork 13; Hinge wheel axle 20 is provided with hinge wheel 11, at symmetrical left and right turn gear 12, the back-moving spring 23 of being provided with of hinge wheel 11; Hinge wheel 11 is connected by chain 10 with minor sprocket 17; Hinge wheel 11 both sides have semicircle perforation and 12 engagements of left and right turn gear, left and right turn gear 12 often meshes with axle shaft gear 15, axle shaft gear 15 jack shaft 14 rotations, when masterpiece outside rotates for monoblock type shift fork 13, drive left and right turn gear 12 to realize left and right turn function with the separated of hinge wheel 11 or engagement.
Under external force, it is separated with hinge wheel 11 to gearbox body one side shifting that monoblock type shift fork 13 is stirred left and right turn gear 12, as shown in Figure 4 and Figure 5, Separation be "
s "the rear auto-steering of realizing rotovator, after external force is cancelled, under the effect of back-moving spring 23 power, left and right turn gear 12 resets and hinge wheel 11 engagements, realizes normal straight function to overtake.
Claims (3)
1. a gear box for rotary cultivator with rotating and left and right turn function, comprise upper box (21) and lower box (22) that coupling is equipped, and be arranged on the positive and negative rotational mechanism (24) in upper box (21) and be arranged on the left and right turn mechanism (25) in lower box (22), it is characterized in that: between described positive and negative rotational mechanism (24) and left and right turn mechanism (25), by sprocket wheel chain, connect, and the transmission of power that upper part of gear box is divided is to the lower part of gearbox.
2. gear box for rotary cultivator according to claim 1, is characterized in that: described positive and negative rotational mechanism (24) comprises declutch shift shaft I (3), declutch shift shaft II (4), gear shaft (5), power shaft (6), the middle spline shaft (16) being erected on upper box (21); Declutch shift shaft I (3) is provided with shift fork I (1), and declutch shift shaft II (4) is provided with shift fork II (2); Gear shaft (5) is provided with transition duplicate gear (7), clutch three ratchet wheels (19), and clutch three ratchet wheels (19) endoporus is the spline engagement band moving axis rotation on spline and gear shaft (5); One end of power shaft (6) is provided with belt pulley and connects with engine by V belt, and the other end is provided with a gearshift duplicate gear (18); Middle spline shaft (16) one end is provided with reverse gear (8), centre is provided with minor sprocket (17), the other end is provided with the normally closed gear (9) that closes, middle spline shaft (16) passes through splined with the normally closed endoporus that closes gear (9), the normally closed gear (9) that closes together rotates by splined with gear shaft (5), and the endoporus of minor sprocket (17) connects with gear shaft (5) by spline; Shift fork I (1) drives clutch three ratchet wheels (19) to move left and right to realize separated with transition duplicate gear (7) by declutch shift shaft I (3), and when clutch three ratchet wheels (19) mesh with transition duplicate gear (7), both rotate together; When shift fork II (2) drives gearshift duplicate gear (18) to move left and right by declutch shift shaft II (4), respectively with transition duplicate gear (7), reverse gear (8) engagement realizes gearshift and rotating function.
3. gear box for rotary cultivator according to claim 1, is characterized in that: described left and right turn mechanism (25) comprises semiaxis (14), the hinge wheel axle (20) being erected on lower box (22); On semiaxis (14), be arranged with axle shaft gear (15), monoblock type shift fork (13); Hinge wheel axle (20) is provided with hinge wheel (11), at symmetrical left and right turn gear (12), the back-moving spring (23) of being provided with of hinge wheel (11); Hinge wheel (11) is connected by chain (10) with minor sprocket (17); Hinge wheel (11) both sides have semicircle perforation and left and right turn gear (12) engagement, left and right turn gear (12) often meshes with axle shaft gear (15), axle shaft gear (15) jack shaft (14) rotation, when masterpiece outside rotates for monoblock type shift fork (13), drive left and right turn gear (12) with the separated of hinge wheel (11) or mesh and realize left and right turn function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320534304.7U CN203523274U (en) | 2013-08-30 | 2013-08-30 | Rotary cultivator gearbox with forward and reverse rotation functions and left and right steering functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320534304.7U CN203523274U (en) | 2013-08-30 | 2013-08-30 | Rotary cultivator gearbox with forward and reverse rotation functions and left and right steering functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203523274U true CN203523274U (en) | 2014-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320534304.7U Expired - Fee Related CN203523274U (en) | 2013-08-30 | 2013-08-30 | Rotary cultivator gearbox with forward and reverse rotation functions and left and right steering functions |
Country Status (1)
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|---|---|
| CN (1) | CN203523274U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103430653A (en) * | 2013-08-30 | 2013-12-11 | 桂林电子科技大学信息科技学院 | Gearbox with forward-and-reverse rotation and left-and-right steering functions for rotary cultivator |
| CN104115585A (en) * | 2014-07-11 | 2014-10-29 | 凌栋梁 | Steering control mechanism of farm management machine |
| CN105782429A (en) * | 2016-05-16 | 2016-07-20 | 中联重机股份有限公司 | Hydraulic power assembly |
| CN108521900A (en) * | 2018-04-10 | 2018-09-14 | 孟涛 | A kind of agricultural flexible labour-saving plough |
-
2013
- 2013-08-30 CN CN201320534304.7U patent/CN203523274U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103430653A (en) * | 2013-08-30 | 2013-12-11 | 桂林电子科技大学信息科技学院 | Gearbox with forward-and-reverse rotation and left-and-right steering functions for rotary cultivator |
| CN104115585A (en) * | 2014-07-11 | 2014-10-29 | 凌栋梁 | Steering control mechanism of farm management machine |
| CN104115585B (en) * | 2014-07-11 | 2016-06-15 | 凌栋梁 | A kind of garden supervisor course changing control mechanism |
| CN105782429A (en) * | 2016-05-16 | 2016-07-20 | 中联重机股份有限公司 | Hydraulic power assembly |
| CN108521900A (en) * | 2018-04-10 | 2018-09-14 | 孟涛 | A kind of agricultural flexible labour-saving plough |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20140830 |
|
| EXPY | Termination of patent right or utility model |