CN203703074U - Gearbox special for agricultural conveyor - Google Patents
Gearbox special for agricultural conveyor Download PDFInfo
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- CN203703074U CN203703074U CN201420028391.3U CN201420028391U CN203703074U CN 203703074 U CN203703074 U CN 203703074U CN 201420028391 U CN201420028391 U CN 201420028391U CN 203703074 U CN203703074 U CN 203703074U
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Abstract
The utility model discloses a gearbox special for an agricultural conveyor. The gearbox special for the agricultural conveyor comprises a box body (27), a speed-regulation mechanism, a steering mechanism and a speed-reduction driving mechanism. The speed-regulation mechanism comprises a main gear shift lever (1), a secondary gear shift fork (2), a I-reverse-gear shift fork (3), a II-III gear shift fork (4), a secondary gear shift fork shaft (36), a clutch shaft (29), a second shaft (28), a variable-speed shaft (26), a middle shaft (25) and a reverse gear shaft (35), wherein a secondary variable-speed gear (7) is arranged on the clutch shaft (29) in a sleeved mode, a III-gear driving gear, a II-gear driving gear and a I-gear driving gear (11, 10 and 9) and a reverse gear (8) are sequentially arranged on the second shaft (28), a center driving gear (13) is arranged on the variable-speed shaft (26), a II-III-gear driven gear (14) and a I-reverse gear driven gear (12) are arranged at two sides of the variable-speed shaft (26) in a sleeved mode, an output gear (16) and a middle gear (15) are sequentially arranged on the middle shaft (25), and a reverse gear middle gear (34) is arranged on the reverse gear shaft (35). After the structure is adopted, the gearbox special for the agricultural conveyor has the advantages of being simple and reasonable in structure, convenient to operate and use, stable and reliable in performance, low in manufacturing cost, high in speed and the like.
Description
Technical field
The utility model relates to special gearbox on a kind of farm power gearbox, particularly a kind of agricultural transporting machine.
Background technique
China is populous nation, Ye Shiyige large agricultural country simultaneously, along with national economy fast development, living standards of the people are maked rapid progress, country constantly increases the input of agricultural and agricultural machinery subsidy, the variation of original work general layout generation essence, and modern Agricultural Machinery Design is accepted by vast farmers, greatly alleviate peasant's labor intensity, greatly improved manufacturing efficiency.But, current agricultural mechanical technology level is ripe not enough, for example agricultural transporting machine in use goes out problems with regard to successive exposure, be mainly reflected on gearbox, current agricultural transporting machine gearbox still adopts the gearbox of workers and peasants' 12 type hand tractors, and the firstth, on casing, each axle layout is reasonable not, driving torque is inhomogeneous, cause casing poor reliability, off-axis often occurs, casing separating phenomenon.The secondth, advance and fall back gear and speed designs mismatch, only 15.2 kilometers of the highest design speed per hours, cost of production is high.For this reason, many manufacturers and knowledgeable people develop and manufacture experimently for the problems referred to above, but not yet have so far comparatively desirable product to emerge.
Summary of the invention
The above-mentioned disadvantage existing in order to overcome existing agricultural transporting machine gearbox, the purpose of this utility model is to provide a kind of simple and reasonable, easy for operation, stable and reliable for performance, low cost of manufacture, fireballing agricultural transporting machine special gear box.
The utility model solves the problems of the technologies described above adopted technological scheme, and it comprises casing and is arranged on the speed regulating mechanism on casing, steering equipment and speed reduction driving mechanism for power, described speed regulating mechanism comprises main shift lever, secondary gear shift fork, I back fork, II-III is kept off shift fork and is arranged on the auxiliary variable speed fork-lever shaft on casing, clutch shaft, the second axle, variable-speed shaft, jack shaft, reverse gear shaft, is arranged with slidably secondary speed change gear on clutch shaft, be provided with successively III on the second axle, II, I gear driving gear and reverse gear, the centre of variable-speed shaft is provided with central driving gear, the sheathed slidably II in both sides-III gear driven gear and the I driven gear that reverses gear, on jack shaft, be provided with successively output gear and intermediate gear, reverse gear shaft is provided with reverse idler gear, main shift lever connects I back fork and II-III gear shift fork, II-III gear shift fork coordinates with II-III gear driven gear, I back fork and the I driven gear that reverses gear coordinates, and secondary gear shift fork is arranged on auxiliary variable speed fork-lever shaft, the large small gear of secondary speed change gear coordinates with I, II gear driving gear successively, the large small gear of II-III gear driven gear coordinates with II, III gear driving gear successively, the I driven gear that reverses gear engages with I gear driving gear in the time advancing, and in the time retreating, engages with reverse idler gear, and reverse idler gear engages with reverse gear, intermediate gear engages with central driving gear.
Described steering equipment comprises the steering shaft being arranged on casing, the centre of steering shaft is provided with central driver gear, in the steering shaft of central driver gear both sides, be arranged with steering gear, central driver gear engages with intermediate gear, and two steering gear correspondences coordinate with central driver gear dental inlay.
Described speed reduction driving mechanism for power comprises the deboost axle, the left and right sidesing driving wheel axle that are arranged on casing, on deboost axle, correspondence is provided with the final driving pinion of left and right reduction gear and left and right, on left and right sidesing driving wheel axle, correspondence is provided with left and right actuation gear, left and right reduction gear is corresponding to be engaged with left and right turn gear, and the final driving pinion in left and right is corresponding to be engaged with left and right actuation gear.
Described casing is provided with power take-off mechanism, this mechanism comprises output connecting base, pto＝power take-off, output shaft, power output shift fork, output connecting base is fixed on casing, pto＝power take-off is arranged on output connecting base, output shaft is arranged on casing, power output shift fork is arranged on the power output declutch shift shaft of casing, on output shaft, correspondence is provided with output sliding gear and output bevel pinion, pto＝power take-off is provided with output bevel gear wheel, power output shift fork coordinates with output sliding gear, output sliding gear coordinates with output gear, output bevel gear wheel engages with output bevel pinion.
Adopt after said structure, have the following advantages compared with the prior art and effect: the one, guaranteeing on the basis of complete machine usability, cooperating structure and operation use to component such as the outer interior gear of casing, axle, shift forks have been carried out rational optimal design, simple and reasonable, easy for operation, stable and reliable for performance; The 2nd, by handling different shift forks, can realize 6 forward gears and 2 gears that fall back, F-Zero can reach more than 50 kilometer, can adapt to agricultural transporting machine various rate requests in use; The 3rd, be provided with pto＝power take-off, match with back axle by pto＝power take-off, can realize the effect of synchronizeing with front-wheel.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is drive mechanism schematic diagram of the present utility model.
Fig. 3 is the B-B cross-sectional view of the utility model Fig. 2.
Fig. 4 is the C-C cross-sectional view of the utility model Fig. 2.
Wherein 1 main shift lever, 2 secondary gear shift forks, 3 I back forks, 4 II-III gear shift fork, 5 power output shift forks, 6 pto＝power take-offs, 7 secondary speed change gears, 8 reverse gears, 9 I gear driving gears, 10 II gear driving gears, 11 III gear driving gears, the 12 I driven gear that reverses gear, 13 central driving gears, 14 II-III gear driven gear, 15 intermediate gears, 16 output gears, 17 central driver gears, 18 steering gears, 19 reduction gear, 20 final driving pinions, 21 actuation gears, 22 live axles, 23 deboost axles, 24 steering shafts, 25 jack shafts, 26 variable-speed shafts, 27 casings, 28 second axles, 29 clutch shafts, 30 output bevel gear wheels, 31 output bevel pinions, 32 output shafts, 33 output sliding gears, 34 reverse idler gears, 35 reverse gear shafts, 36 auxiliary variable speed fork-lever shafts, 37 output connecting bases, 38 power output declutch shift shafts.
Embodiment
Fig. 1 to 4 shows, is the specific embodiments of a kind of agricultural transporting machine special gear box of the utility model, and it comprises casing 27 and is arranged on the speed regulating mechanism on casing 27, steering equipment and speed reduction driving mechanism for power, described speed regulating mechanism comprises main shift lever 1, secondary gear shift fork 2, I back fork 3, II-III is kept off shift fork 4 and is arranged on the auxiliary variable speed fork-lever shaft 36 on casing 27, clutch shaft 29, the second axle 28, variable-speed shaft 26, jack shaft 25, reverse gear shaft 35, is arranged with on clutch shaft 29 slidably and is provided with successively III on secondary speed change gear 7, the second axles 28, II, I gear driving gear 11, 10, 9 and reverse gear 8, the centre of variable-speed shaft 26 is provided with central driving gear 13, the sheathed slidably II in both sides-III gear driven gear 14 and the I driven gear 12 that reverses gear, on jack shaft 25, be provided with successively output gear 16 and intermediate gear 15, reverse gear shaft 25 is provided with reverse idler gear 34, main shift lever 1 connects I back fork 3 and II-III gear shift fork 4, II-III gear shift fork 4 coordinates with II-III gear driven gear 14, I back fork 3 and the I driven gear 12 that reverses gear coordinates, and secondary gear shift fork 2 is arranged on auxiliary variable speed fork-lever shaft 36, the large small gear of secondary speed change gear 7 coordinates with I, II gear driving gear 9,10 successively, the large small gear of II-III gear driven gear 14 coordinates with II, III gear driving gear 10,11 successively, the I driven gear 12 that reverses gear engages with I gear driving gear 9 in the time advancing, and in the time retreating, engages with reverse idler gear 34, and reverse idler gear 34 engages with reverse gear 8, intermediate gear 15 engages with central driving gear 13.
Described steering equipment comprises the steering shaft 24 being arranged on casing 27, the centre of steering shaft 24 is provided with central driver gear 17, in the steering shaft 24 of central driver gear 17 both sides, be arranged with steering gear 18, central driver gear 17 engages with intermediate gear 15, and two steering gear 18 correspondences coordinate with central driver gear 17 dental inlays.
Described speed reduction driving mechanism for power comprises the deboost axle 23, the left and right sidesing driving wheel axle 22 that are arranged on casing 27, on deboost axle 23, correspondence is provided with the final driving pinion 20 of left and right reduction gear 19 and left and right, on left and right sidesing driving wheel axle 22, correspondence is provided with left and right actuation gear 21, left and right reduction gear 19 is corresponding to be engaged with left and right turn gear 18, and the final driving pinion 20 in left and right is corresponding to be engaged with left and right actuation gear 21.
Described casing 27 is provided with power take-off mechanism, this mechanism comprises output connecting base 37, pto＝power take-off 6, output shaft 32, power output shift fork 5, output connecting base 37 is fixed on casing 27, pto＝power take-off 6 is arranged on output connecting base 37, output shaft 32 is arranged on casing 27, power output shift fork 5 is arranged on the power output declutch shift shaft 38 of casing 27, on output shaft 32, correspondence is provided with output sliding gear 33 and output bevel pinion 31, pto＝power take-off 6 is provided with output bevel gear wheel 30, power output shift fork 5 coordinates with output sliding gear 33, output sliding gear 33 coordinates with output gear 16, output bevel gear wheel 30 engages with output bevel pinion 31.
The utility model working principle is as follows, stir secondary speed change gear 7 by secondary gear shift fork 2, the small gear of secondary speed change gear 7 is engaged with II gear driving gear 10, stir I back fork 3 with main shift lever 1, I driven gear 12 and the I gear driving gear 9 that reverses gear is engaged, drive path is as follows: small gear-II gear driving gear 10-I gear driving gear 9-I of the secondary speed change gear 7 of clutch shaft 29-actuation gear 21-left and right sidesing driving wheel axle 22-left and right, final driving pinion 20-left and right, the driving gear 13-of driven gear 12-central authorities intermediate gear 15-central driver gear 17-left and right turn gear 18-left and right reduction gear 19-left and right wheel that reverses gear, thereby realize I gear speed.
Stir secondary speed change gear 7 by secondary gear shift fork 2, the small gear of secondary speed change gear 7 is engaged with II gear driving gear 10, stir II-III with main shift lever 1 and keep off shift fork 4, the gearwheel of II-III gear driven gear 14 is engaged with II gear driving gear 10, drive path is as follows: actuation gear 21-left and right sidesing driving wheel axle 22-left and right, final driving pinion 20-left and right, the gearwheel-central driving gear 13-intermediate gear 15-central driver gear 17-left and right turn gear 18-left and right reduction gear 19-left and right wheel of small gear-II gear driving gear 10-II-III gear driven gear 14 of the secondary speed change gear 7 of clutch shaft 29-, thereby realize II gear speed.
Stir secondary speed change gear 7 by secondary gear shift fork 2, the small gear of secondary speed change gear 7 is engaged with II gear driving gear 10, stir II-III with main shift lever 1 and keep off shift fork 4, the small gear of II-III gear driven gear 14 is engaged with III gear driving gear 11, drive path is as follows: actuation gear 21-left and right sidesing driving wheel axle 22-left and right, final driving pinion 20-left and right, the small gear-central driving gear 13-intermediate gear 15-central driver gear 17-left and right turn gear 18-left and right reduction gear 19-left and right wheel of small gear-II gear driving gear 10-III gear driving gear 11-II-III gear driven gear 14 of the secondary speed change gear 7 of clutch shaft 29-, thereby realize III gear speed.
Stir secondary speed change gear 7 by secondary gear shift fork 2, the small gear of secondary speed change gear 7 is engaged with II gear driving gear 10, stir I back fork 3 with main shift lever 1, the I driven gear 12 that reverses gear is engaged with reverse idler gear 34, drive path is as follows: small gear-II gear driving gear 10-reverse gear 8-reverse idler gear 34-I of the secondary speed change gear 7 of clutch shaft 29-actuation gear 21-left and right sidesing driving wheel axle 22-left and right, final driving pinion 20-left and right, the driving gear 13-of driven gear 12-central authorities intermediate gear 15-central driver gear 17-left and right turn gear 18-left and right reduction gear 19-left and right wheel that reverses gear, thereby realize I reverse speed.
Stir secondary speed change gear 7 by secondary gear shift fork 2, the gearwheel of secondary speed change gear 7 is engaged with I gear driving gear 9, stir I back fork 3 with main shift lever 1, I driven gear 12 and the I gear driving gear 9 that reverses gear is engaged, drive path is as follows: gearwheel-I gear driving gear 9-I of the secondary speed change gear 7 of clutch shaft 29-actuation gear 21-left and right sidesing driving wheel axle 22-left and right, final driving pinion 20-left and right, the driving gear 13-of driven gear 12-central authorities intermediate gear 15-central driver gear 17-left and right turn gear 18-left and right reduction gear 19-left and right wheel that reverses gear, thereby realize IV gear speed.
Stir secondary speed change gear 7 by secondary gear shift fork 2, the gearwheel of secondary speed change gear 7 is engaged with I gear driving gear 9, stir II-III with main shift lever 1 and keep off shift fork 4, the gearwheel of II-III gear driven gear 14 is engaged with II gear driving gear 10, drive path is as follows: actuation gear 21-left and right sidesing driving wheel axle 22-left and right, final driving pinion 20-left and right, the gearwheel-central driving gear 13-intermediate gear 15-central driver gear 17-left and right turn gear 18-left and right reduction gear 19-left and right wheel of gearwheel-I gear driving gear 9-II gear driving gear 10-II-III gear driven gear 14 of the secondary speed change gear 7 of clutch shaft 29-, thereby realize V gear speed.
Stir secondary speed change gear 7 by secondary gear shift fork 2, the gearwheel of secondary speed change gear 7 is engaged with I gear driving gear 9, stir II-III with main shift lever 1 and keep off shift fork 4, the small gear of II-III gear driven gear 14 is engaged with III gear driving gear 11, drive path is as follows: actuation gear 21-left and right sidesing driving wheel axle 22-left and right, final driving pinion 20-left and right, the small gear-central driving gear 13-intermediate gear 15-central driver gear 17-left and right turn gear 18-left and right reduction gear 19-left and right wheel of gearwheel-I gear driving gear 9-III gear driving gear 11-II-III gear driven gear 14 of the secondary speed change gear 7 of clutch shaft 29-, thereby realize VI gear speed.
Stir secondary speed change gear 7 by secondary gear shift fork 2, the gearwheel of secondary speed change gear 7 is engaged with I gear driving gear 9, stir I back fork 3 with main shift lever 1, the I driven gear 12 that reverses gear is engaged with reverse idler gear 34, drive path is as follows: gearwheel-I gear driving gear 9-reverse gear 8-reverse idler gear 34-I of the secondary speed change gear 7 of clutch shaft 29-actuation gear 21-left and right sidesing driving wheel axle 22-left and right, final driving pinion 20-left and right, the driving gear 13-of driven gear 12-central authorities intermediate gear 15-central driver gear 17-left and right turn gear 18-left and right reduction gear 19-left and right wheel that reverses gear, thereby realize II reverse speed.
The speed transmission of the utility model power output is as follows: stir power output shift fork 5, making to export sliding gear 33 engages with output gear 16, intermediate gear 15 drives output gear 16, output gear 16 drives output bevel pinion 31, output bevel pinion 31 drives output bevel gear wheel 30, output bevel gear wheel 30 drives pto＝power take-off 6, thereby realizes power output, finally obtains the identical speed with live axle 22.
The above; just specific embodiment of the utility model, not makes any pro forma restriction to the utility model, is not departing from the technical solution of the utility model basis; simple modification, equivalent variations or the modification done, all fall into protection domain of the present utility model.
Claims (4)
1. an agricultural transporting machine special gear box, comprise casing (27) and be arranged on the speed regulating mechanism on casing (27), steering equipment and speed reduction driving mechanism for power, it is characterized in that: described speed regulating mechanism comprises main shift lever (1), secondary gear shift fork (2), I back fork (3), II-III is kept off shift fork (4) and is arranged on the auxiliary variable speed fork-lever shaft (36) on casing (27), clutch shaft (29), the second axle (28), variable-speed shaft (26), jack shaft (25), reverse gear shaft (35), on clutch shaft (29), be arranged with slidably secondary speed change gear (7), the second axle is provided with III on (28) successively, II, I gear driving gear (11, 10, 9) and reverse gear (8), the centre of variable-speed shaft (26) is provided with central driving gear (13), the sheathed slidably II in both sides-III gear driven gear (14) and the I driven gear (12) that reverses gear, on jack shaft (25), be provided with successively output gear (16) and intermediate gear (15), reverse gear shaft (25) is provided with reverse idler gear (34), main shift lever (1) connects I back fork (3) and II-III gear shift fork (4), II-III gear shift fork (4) coordinates with II-III gear driven gear (14), I back fork (3) and the I driven gear (12) that reverses gear coordinates, secondary gear shift fork (2) is arranged on auxiliary variable speed fork-lever shaft (36), the large small gear of secondary speed change gear (7) coordinates with I, II gear driving gear (9,10) successively, the large small gear of II-III gear driven gear (14) coordinates with II, III gear driving gear (10,11) successively, the I driven gear (12) that reverses gear engages with I gear driving gear (9) in the time advancing, and in the time retreating, engages with reverse idler gear (34), and reverse idler gear (34) engages with reverse gear (8), intermediate gear (15) engages with central driving gear (13).
2. agricultural transporting machine special gear box according to claim 1, it is characterized in that: described steering equipment comprises the steering shaft (24) being arranged on casing (27), the centre of steering shaft (24) is provided with central driver gear (17), in the steering shaft (24) of central driver gear (17) both sides, be arranged with steering gear (18), central driver gear (17) engages with intermediate gear (15), and two steering gears (18) are corresponding to be coordinated with central driver gear (17) dental inlay.
3. agricultural transporting machine special gear box according to claim 2, it is characterized in that: described speed reduction driving mechanism for power comprises the deboost axle (23) being arranged on casing (27), left and right sidesing driving wheel axle (22), the upper correspondence of deboost axle (23) is provided with the final driving pinion of left and right reduction gear (19) and left and right (20), the upper correspondence of left and right sidesing driving wheel axle (22) is provided with left and right actuation gear (21), left and right reduction gear (19) is corresponding to be engaged with left and right turn gear (18), the final driving pinion (20) in left and right is corresponding to be engaged with left and right actuation gear (21).
4. according to the agricultural transporting machine special gear box described in claim 1 or 2 or 3, it is characterized in that: described casing (27) is provided with power take-off mechanism, this mechanism comprises output connecting base (37), pto＝power take-off (6), output shaft (32), power output shift fork (5), output connecting base (37) is fixed on casing (27), pto＝power take-off (6) is arranged on output connecting base (37), output shaft (32) is arranged on casing (27), power output shift fork (5) is arranged on the power output declutch shift shaft (38) of casing (27), the upper correspondence of output shaft (32) is provided with output sliding gear (33) and output bevel pinion (31), pto＝power take-off (6) is provided with output bevel gear wheel (30), power output shift fork (5) coordinates with output sliding gear (33), output sliding gear (33) coordinates with output gear (16), output bevel gear wheel (30) engages with output bevel pinion (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420028391.3U CN203703074U (en) | 2014-01-17 | 2014-01-17 | Gearbox special for agricultural conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420028391.3U CN203703074U (en) | 2014-01-17 | 2014-01-17 | Gearbox special for agricultural conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203703074U true CN203703074U (en) | 2014-07-09 |
Family
ID=51053520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420028391.3U Expired - Fee Related CN203703074U (en) | 2014-01-17 | 2014-01-17 | Gearbox special for agricultural conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203703074U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067835A (en) * | 2019-04-29 | 2019-07-30 | 向青茂 | A kind of speed-changing gear box of two output shafts energy backwards rotation |
-
2014
- 2014-01-17 CN CN201420028391.3U patent/CN203703074U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067835A (en) * | 2019-04-29 | 2019-07-30 | 向青茂 | A kind of speed-changing gear box of two output shafts energy backwards rotation |
| CN110067835B (en) * | 2019-04-29 | 2024-02-23 | 向青茂 | Gear box with two output shafts capable of reversely rotating |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20170117 |