CN210371843U

CN210371843U - Relative rotation direction type two-shaft output special gearbox

Info

Publication number: CN210371843U
Application number: CN201920946353.9U
Authority: CN
Inventors: 张朝书
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-23
Filing date: 2019-06-23
Publication date: 2020-04-21
Anticipated expiration: 2029-06-23

Abstract

The utility model relates to an agricultural machine gearbox technical field is a relative rotation formula diaxon output special gearbox, it includes the input pivot, first output shaft, the second output shaft, the driving gear, first drive gear, second drive gear, third drive gear, go up driven gear, lower driven gear, the anterior fixed mounting of input pivot has the driving gear, driving gear below top-down is equipped with first drive gear in proper order, second drive gear, third drive gear, first output shaft is located third drive gear below, the anterior fixed mounting of first output shaft has driven gear down. The utility model has the advantages of reasonable and compact structure, convenient to use, it can realize first output shaft, second output shaft simultaneous output power to the turning of first output shaft, second output shaft is relative, is favorable to two working parts of agricultural machinery such as plastic film residue collector to realize relative rotation, accomplish the operation jointly, has simple structure, safe and reliable, simple and convenient, efficient characteristics.

Description

Relative rotation direction type two-shaft output special gearbox

Technical Field

The utility model relates to an agricultural machine gearbox technical field is a relative rotation to special gearbox of formula diaxon output.

Background

In the actual use process of the existing agricultural machinery, sometimes two output shafts are required to output power simultaneously, the rotation directions of the two output shafts are opposite, for example, two working parts of the agricultural machinery such as a residual film recycling machine and the like realize relative rotation and jointly realize the throwing operation of materials. However, the existing gearbox cannot directly output power through two output shafts simultaneously, the rotating directions are opposite, power output can be realized only through a plurality of gearboxes or one gearbox with other additional transmission parts, and the following defects exist in the actual use process: the mechanism is complicated, the manufacturing and maintenance cost is high, the size is large, and the disassembly and the overhaul are inconvenient.

Disclosure of Invention

An object of the utility model is to provide a relative revolve to special gearbox of formula diaxon output, overcome above-mentioned prior art not enough, it can effectively solve current gearbox can't directly export power simultaneously through two output shafts and revolve to relatively, only can realize power take off through a plurality of gearboxes or the additional other drive disk assembly of a gearbox, has that the mechanism is complicated, manufacturing and maintenance cost is high, the size is great, dismantle the inconvenient problem of maintenance.

The purpose of the utility model is realized like this: a special gearbox for two-shaft output in opposite rotation directions comprises an input rotating shaft, a first output shaft, a second output shaft, a driving gear, a first transmission gear, a second transmission gear, a third transmission gear, an upper driven gear and a lower driven gear, wherein the driving gear is fixedly arranged at the front part of the input rotating shaft, the first transmission gear, the second transmission gear and the third transmission gear are sequentially arranged below the driving gear from top to bottom, the first output shaft is positioned below the third transmission gear, the lower driven gear is fixedly arranged at the front part of the first output shaft, the second output shaft is positioned at the left of the second transmission gear, the upper driven gear is fixedly arranged at the front part of the second output shaft, the lower gear teeth of the driving gear are meshed with the upper gear teeth of the first transmission gear, the second transmission gear, the third transmission gear and the lower driven gear are meshed in sequence, the left gear teeth of the second transmission gear are, the lower driven gear can drive the first output shaft and the input rotating shaft to keep rotating in the same direction, and the upper driven gear can drive the second output shaft and the input rotating shaft to keep rotating in the opposite direction.

Further, a gearbox body is arranged outside the driving gear, the first transmission gear, the second transmission gear, the third transmission gear, the upper driven gear and the lower driven gear, a gearbox inner cavity with an opening facing to the rear is arranged inside the gearbox body, a gearbox cover is fixedly arranged at the rear end of the gearbox body through bolts, the front parts of the driving gear and the input rotating shaft are arranged in the upper part inner cavity of the gearbox body, the input rotating shafts corresponding to the front side and the rear side of the driving gear are respectively arranged on the gearbox body and the gearbox cover through bearings, the rear part of the input rotating shaft is arranged behind the gearbox cover and is provided with an input transmission part, the first transmission gear, the second transmission gear and the third transmission gear are respectively arranged in the middle inner cavity of the gearbox body through a first transmission shaft, a second transmission shaft and a third transmission shaft, and the front side and the rear side of the first transmission shaft, The gearbox is covered, the front parts of the lower driven gear and the first output shaft are located in a cavity at the lower part of the gearbox, the first output shafts corresponding to the front side and the rear side of the lower driven gear are respectively installed on the gearbox through bearings, the gearbox is covered, the rear part of the first output shaft is located at the rear part of the gearbox cover and is provided with a first output transmission part, the axes of the input rotating shaft, the first transmission shaft, the second transmission shaft, the third transmission shaft and the first output shaft are located in the same vertical plane, the front parts of the upper driven gear and the second output shaft are located in a cavity at the left part of the gearbox, the second output shafts corresponding to the front side and the rear side of the upper driven gear are respectively installed on the gearbox and the gearbox cover through bearings, and the rear part of the second output.

Furthermore, the rear end of the gearbox body extends outwards to form a box body outer edge, box body mounting holes are formed in the box body outer edge at equal intervals, box cover mounting holes are respectively formed in gearbox covers corresponding to the positions of the box body mounting holes, and the gearbox cover is fixedly mounted on the box body outer edge through the box cover mounting holes, the box body mounting holes and bolts.

Further, the input transmission part is a driving external spline, the first output transmission part is a first driven external spline, and the second output transmission part is a second driven external spline.

Furthermore, the front ends of the gearbox bodies corresponding to the positions of the input rotating shaft, the first transmission shaft, the second transmission shaft, the third transmission shaft, the first output shaft and the second output shaft are respectively provided with a box seat hole and are provided with a front bearing cover, the front bearing cover is fixed at the front end of the gearbox body through screws, the rear part of the front bearing cover is sleeved in the box seat hole, the rear end of the front bearing cover is provided with a front cover seat hole and is provided with a bearing, the gearbox covers corresponding to the positions of the box seat holes are respectively provided with a box cover seat hole and are provided with a rear bearing cover, the rear bearing cover is fixed at the rear end of the gearbox cover through screws, the front part of the rear bearing cover is sleeved in the box cover seat hole, the front end of the rear bearing cover is provided with a rear cover seat hole and is provided with a bearing, and the rear bearing covers corresponding to the positions of the.

Furthermore, the front part of each shaft cover through hole is provided with an oil seal groove and a shaft cover oil seal.

The utility model has the advantages of reasonable and compact structure, convenient to use, it can realize first output shaft, second output shaft simultaneous output power to the turning of first output shaft, second output shaft is relative, is favorable to two working parts of agricultural machinery such as plastic film residue collector to realize relative rotation, accomplish the operation jointly, has simple structure, safe and reliable, simple and convenient, efficient characteristics.

Drawings

The specific structure of the utility model is given by the following drawings and embodiments:

FIG. 1 is a schematic sectional view of a preferred embodiment of the present invention;

fig. 2 is a schematic sectional view at a-a in fig. 1.

Legend: 1. the transmission device comprises an input rotating shaft, 2, a first output shaft, 3, a second output shaft, 4, a driving gear, 5, a first transmission gear, 6, a second transmission gear, 7, a third transmission gear, 8, an upper driven gear, 9, a lower driven gear, 10, a transmission case body, 11, a transmission case cover, 12, an input transmission part, 13, a first transmission shaft, 14, a second transmission shaft, 15, a third transmission shaft, 16, a first output transmission part, 17, a second output transmission part, 18, a case body seat hole, 19, a front bearing cover, 20, a front cover seat hole, 21, a case cover seat hole, 22, a rear bearing cover, 23, a rear cover seat hole, 24, a shaft cover through hole, 25, a shaft cover oil seal, 26 and a case body outer edge.

Detailed Description

The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.

Example (b): as shown in the figures 1-2, the opposite-rotation-direction type two-shaft output special gearbox comprises an input rotating shaft 1, a first output shaft 2, a second output shaft 3, a driving gear 4, a first transmission gear 5, a second transmission gear 6, a third transmission gear 7, an upper driven gear 8 and a lower driven gear 9, wherein the driving gear 4 is fixedly installed at the front part of the input rotating shaft 1, the first transmission gear 5, the second transmission gear 6 and the third transmission gear 7 are sequentially arranged below the driving gear 4 from top to bottom, the first output shaft 2 is positioned below the third transmission gear 7, the lower driven gear 9 is fixedly installed at the front part of the first output shaft 2, the second output shaft 3 is positioned at the left of the second transmission gear 6, the upper driven gear 8 is fixedly installed at the front part of the second output shaft 3, the lower gear teeth of the driving gear 4 are meshed with the upper gear teeth of the first transmission, The second transmission gear 6, the third transmission gear 7 and the lower driven gear 9 are meshed in sequence, the left gear teeth of the second transmission gear 6 are meshed with the right gear teeth of the upper driven gear 8, the lower driven gear 9 can drive the first output shaft 2 to rotate in the same direction with the input rotating shaft 1, and the upper driven gear 8 can drive the second output shaft 3 to rotate in the opposite direction with the input rotating shaft 1. Through the utility model discloses can realize first output shaft 2, second output shaft 3 simultaneous output power to first output shaft 2, second output shaft 3 revolve to relatively, are favorable to two working parts of agricultural machinery such as plastic film residue collector to realize relative rotation, accomplish the operation jointly, after first output shaft 2, second output shaft 3 connect the working part, can form to combine together to throw the material to a direction and send, have simple structure, safe and reliable, simple and convenient, efficient characteristics.

As shown in fig. 1-2, a transmission case 10 is disposed outside a driving gear 4, a first transmission gear 5, a second transmission gear 6, a third transmission gear 7, an upper driven gear 8, and a lower driven gear 9, a transmission case cavity with an opening facing to the rear is disposed inside the transmission case 10, a transmission case cover 11 is fixedly mounted at the rear end of the transmission case 10 through bolts, the driving gear 4 and the input shaft 1 are disposed in the upper cavity of the transmission case 10 at the front and rear sides of the driving gear 4, the input shaft 1 corresponding to the front and rear sides of the driving gear 4 is mounted on the transmission case 10 and the transmission case cover 11 through bearings, the input shaft 1 is disposed behind the transmission case cover 11 at the rear and provided with an input transmission part 12, the first transmission gear 5, the second transmission gear 6, and the third transmission gear 7 are mounted in the middle cavity of the transmission case 10 through a first transmission shaft 13, the front and back sides of a first transmission shaft 13, a second transmission shaft 14 and a third transmission shaft 15 are respectively arranged on a gearbox body 10 and a gearbox cover 11 through bearings, the front parts of a lower driven gear 9 and a first output shaft 2 are positioned in the lower cavity of the gearbox body 10, the first output shafts 2 corresponding to the front and back sides of the lower driven gear 9 are respectively arranged on the gearbox body 10 and the gearbox cover 11 through bearings, the back parts of the first output shafts 2 are positioned behind the gearbox cover 11 and are provided with a first output transmission part 16, the axes of an input rotating shaft 1, the first transmission shaft 13, the second transmission shaft 14, the third transmission shaft 15 and the first output shaft 2 are positioned in the same vertical plane, the front parts of an upper driven gear 8 and a second output shaft 3 are positioned in the left cavity of the gearbox body 10, and the second output shafts 3 corresponding to the front and back sides of the upper driven gear 8 are respectively arranged on the gearbox body 10 and the, the rear part of the second output shaft 3 is located behind the transmission case cover 11 and is provided with a second output transmission part 17.

As shown in fig. 1-2, the rear end of the transmission case 10 extends outward to form a case outer edge 26, case mounting holes are formed in the case outer edge 26 at equal intervals, case cover mounting holes are formed in the transmission case cover 11 corresponding to the positions of the case mounting holes, and the transmission case cover 11 is fixedly mounted on the case outer edge 26 through the case cover mounting holes, the case mounting holes, and bolts. The gearbox cover 11 is fixed simply and conveniently through the outer edge 26 of the gearbox body, and a sealing gasket is preferably arranged between the contact surface of the gearbox cover 11 and the outer edge 26 of the gearbox body to ensure reliable sealing.

As shown in fig. 1-2, the input transmission part 12 is a driving external spline, the first output transmission part 16 is a first driven external spline, and the second output transmission part 17 is a second driven external spline. In addition, the input transmission part 12, the first output transmission part 16 and the second output transmission part 17 can also be other known connecting pieces such as a common flat key, a semi-circular key, a wedge key, a tangential key, a pin, a set screw and the like, or can be connected with corresponding working parts through known connecting modes such as profile coupling, interference co-coupling and the like.

As shown in fig. 1-2, the front ends of the transmission case 10 corresponding to the positions of the input shaft 1, the first transmission shaft 13, the second transmission shaft 14, the third transmission shaft 15, the first output shaft 2, and the second output shaft 3 are respectively provided with a case seat hole 18 and a front bearing cover 19, the front bearing cover 19 is fixed at the front end of the transmission case 10 by screws, the rear part of the front bearing cover 19 is sleeved in the case seat hole 18, the rear end of the front bearing cover 19 is provided with a front cover seat hole 20 and a bearing, the gearbox cover 11 corresponding to each box body seat hole 18 is respectively provided with a cover seat hole 21 and a rear bearing cover 22, the rear bearing cover 22 is fixed at the rear end of the gearbox cover 11 through a screw, the front part of the rear bearing cover 22 is sleeved in the cover seat hole 21, the front end of the rear bearing cover 22 is provided with a rear cover seat hole 23 and a bearing, and the rear bearing covers 22 corresponding to the input rotating shaft 1, the first output shaft 2 and the second output shaft 3 are respectively provided with shaft cover through holes 24. The front bearing cover 19 and the rear bearing cover 22 are used for installing the bearing, so that the manufacturing and the processing are convenient, the assembly and the disassembly are convenient, and the maintenance and the replacement of parts are convenient.

As shown in fig. 1-2, the front portion of each shaft cover through hole 24 is provided with an oil seal groove and mounted with a shaft cover oil seal 25. Can keep input pivot 1, first output shaft 2, second output shaft 3 and corresponding back bearing cap 22 contact position through shaft cover oil blanket 25 and keep sealed, lubricate and cool down through lubricating oil in the gearbox body 10 of being convenient for, the result of use is better.

The foregoing description is by way of example only and is not intended as limiting the embodiments of the present invention. All obvious changes or variations which are introduced by the technical solution of the present invention are still within the scope of the present invention.

Claims

1. The utility model provides a special gearbox of relative rotation formula diaxon output which characterized in that: comprises an input rotating shaft, a first output shaft, a second output shaft, a driving gear, a first transmission gear, a second transmission gear, a third transmission gear, an upper driven gear and a lower driven gear, wherein the front part of the input rotating shaft is fixedly provided with the driving gear, the first transmission gear, the second transmission gear and the third transmission gear are sequentially arranged below the driving gear from top to bottom, the first output shaft is positioned below the third transmission gear, the front part of the first output shaft is fixedly provided with the lower driven gear, the second output shaft is positioned at the left side of the second transmission gear, the front part of the second output shaft is fixedly provided with the upper driven gear, the lower gear teeth of the driving gear are meshed with the upper gear teeth of the first transmission gear, the second transmission gear, the third transmission gear and the lower driven gear are sequentially meshed, the left gear teeth of the second transmission gear are, the lower driven gear can drive the first output shaft and the input rotating shaft to keep rotating in the same direction, and the upper driven gear can drive the second output shaft and the input rotating shaft to keep rotating in the opposite direction.

2. The opposite-rotation-direction two-shaft-output special gearbox as claimed in claim 1, characterized in that: the driving gear, the first transmission gear, the second transmission gear, the third transmission gear, the upper driven gear and the lower driven gear are externally provided with a gearbox body, the gearbox body is internally provided with a gearbox inner cavity with an opening facing to the rear, the rear end of the gearbox body is fixedly provided with a gearbox cover through bolts, the front parts of the driving gear and the input rotating shaft are positioned in the upper inner cavity of the gearbox body, the input rotating shafts corresponding to the front side and the rear side of the driving gear are respectively arranged on the gearbox body and the gearbox cover through bearings, the rear part of the input rotating shaft is positioned at the rear of the gearbox cover and is provided with an input transmission part, the first transmission gear, the second transmission gear and the third transmission gear are respectively arranged in the middle inner cavity of the gearbox body through a first transmission shaft, a second transmission shaft and a third transmission shaft, the front side and the rear side, The gearbox is covered, the front parts of the lower driven gear and the first output shaft are located in a cavity at the lower part of the gearbox, the first output shafts corresponding to the front side and the rear side of the lower driven gear are respectively installed on the gearbox through bearings, the gearbox is covered, the rear part of the first output shaft is located at the rear part of the gearbox cover and is provided with a first output transmission part, the axes of the input rotating shaft, the first transmission shaft, the second transmission shaft, the third transmission shaft and the first output shaft are located in the same vertical plane, the front parts of the upper driven gear and the second output shaft are located in a cavity at the left part of the gearbox, the second output shafts corresponding to the front side and the rear side of the upper driven gear are respectively installed on the gearbox and the gearbox cover through bearings, and the rear part of the second output.

3. The opposite-rotation-direction two-shaft-output special gearbox as claimed in claim 2, characterized in that: the rear end of the gearbox body extends outwards to form a box body outer edge, box body mounting holes are formed in the box body outer edge at equal intervals, box cover mounting holes are formed in gearbox covers corresponding to the positions of the box body mounting holes respectively, and the gearbox cover is fixedly mounted on the box body outer edge through the box cover mounting holes, the box body mounting holes and bolts.

4. The opposite-rotation-direction two-shaft-output special gearbox as claimed in claim 2 or 3, characterized in that: the input transmission part is a driving external spline, the first output transmission part is a first driven external spline, and the second output transmission part is a second driven external spline.

5. The opposite-rotation-direction two-shaft-output special gearbox as claimed in claim 2 or 3, characterized in that: the front end of the gearbox body corresponding to the positions of the input rotating shaft, the first transmission shaft, the second transmission shaft, the third transmission shaft, the first output shaft and the second output shaft is respectively provided with a box body seat hole and is provided with a front bearing cover, the front bearing cover is fixed at the front end of the gearbox body through screws, the rear part of the front bearing cover is sleeved in the box body seat hole, the rear end of the front bearing cover is provided with a front cover seat hole and is provided with a bearing, the gearbox cover corresponding to the positions of the box body seat holes is respectively provided with a box cover seat hole and is provided with a rear bearing cover, the rear bearing cover is fixed at the rear end of the gearbox cover through screws, the front part of the rear bearing cover is sleeved in the box cover seat hole, the front end of the rear bearing cover is provided with a rear cover seat hole and is provided with a bearing, and the rear bearing covers corresponding.

6. The opposite-rotation-direction two-shaft-output special gearbox as claimed in claim 4, characterized in that: the front end of the gearbox body corresponding to the positions of the input rotating shaft, the first transmission shaft, the second transmission shaft, the third transmission shaft, the first output shaft and the second output shaft is respectively provided with a box body seat hole and is provided with a front bearing cover, the front bearing cover is fixed at the front end of the gearbox body through screws, the rear part of the front bearing cover is sleeved in the box body seat hole, the rear end of the front bearing cover is provided with a front cover seat hole and is provided with a bearing, the gearbox cover corresponding to the positions of the box body seat holes is respectively provided with a box cover seat hole and is provided with a rear bearing cover, the rear bearing cover is fixed at the rear end of the gearbox cover through screws, the front part of the rear bearing cover is sleeved in the box cover seat hole, the front end of the rear bearing cover is provided with a rear cover seat hole and is provided with a bearing, and the rear bearing covers corresponding.

7. The opposite-rotation-direction two-shaft-output special gearbox as claimed in claim 5, wherein: the front part of each shaft cover through hole is provided with an oil seal groove and a shaft cover oil seal.

8. The opposite-rotation-direction two-shaft-output special gearbox as claimed in claim 6, wherein: the front part of each shaft cover through hole is provided with an oil seal groove and a shaft cover oil seal.