CN217135993U

CN217135993U - Seeder based on side transmission

Info

Publication number: CN217135993U
Application number: CN202123118174.2U
Authority: CN
Inventors: 陈士浩; 贺在利; 张荣成; 黄加青; 王辉
Original assignee: Jiangsu Provincial Agricultural Reclamation And Development Corp
Current assignee: Jiangsu Provincial Agricultural Reclamation And Development Corp
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-08-09
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a seeder based on side transmission, include: the tractor comprises a rack, a forward rotary tillage cutter shaft, a reverse rotary tillage cutter shaft, a power output unit, a side transmission unit and a transition transmission unit, wherein the forward rotary tillage cutter shaft and the reverse rotary tillage cutter shaft are rotatably supported on the rack, the power output unit is arranged in the middle of the rack and is in transmission connection with a tractor driving unit, the side transmission unit is used for driving the reverse rotary tillage cutter shaft, and the power output unit is in transmission connection with the forward rotary tillage cutter shaft and is in transmission connection with the side transmission unit through the transition transmission unit. Has the advantages that: adopt the transmission of side transmission unit, the side transmission unit is whole adorns in the frame, can accomplish fixedly with a small amount of bolts, has reduced the fixed quantity of bolt greatly, and the operation of being convenient for reduces the depth of planting adjustment degree of difficulty.

Description

Seeder based on side transmission

Technical Field

The invention belongs to the technical field of agricultural machinery, and particularly relates to a seeder based on side transmission.

Background

The power transmission unit between present seeder and tractor is the front and back case transmission unit that is located the intermediate position of frame width direction, when the depth of farming adjustment (the high adjustment of rotary tillage arbor promptly), needs the whole drive mechanism of adjustment rotary tillage arbor, and whole adjustment process need disassemble twenty several fixed screws, and the adjustment once seeding degree of depth needs about 2 hours, sometimes need adjust repeatedly, causes the navigating mate often to be unwilling to adjust, influences seeding effect.

The transmission units of the front box and the rear box are driven by chain wheels and chains, and weak links cannot be arranged. The weak link is an important link in mechanical design, and plays a role in protecting other important devices by breaking when the seeder is seriously overloaded. In-service use discovers that when meeting sundries such as large grass clusters or stones suddenly in the sowing process, the rear rotary tillage cutter shaft assembly is often blocked, and the cutter shaft or the gearbox shaft is damaged. Meanwhile, the intermediate box is adopted for transmission, so that the disassembly is extremely inconvenient, and great difficulty is brought to maintenance. Original sprocket chain drive does not set up lubricated mechanism, and mechanical wear is great, can't satisfy normal use.

Disclosure of Invention

The invention provides a seeder based on side transmission in order to solve the problems in the prior art, and the technical scheme provided by the invention is as follows in order to achieve the aim:

seeder based on side transmission includes: the tractor comprises a rack, a forward rotary tillage cutter shaft, a reverse rotary tillage cutter shaft, a power output unit, a side transmission unit and a transition transmission unit, wherein the forward rotary tillage cutter shaft and the reverse rotary tillage cutter shaft are rotatably supported on the rack, the power output unit is arranged in the middle of the rack and is in transmission connection with a tractor driving unit, the side transmission unit is used for driving the reverse rotary tillage cutter shaft, and the power output unit is in transmission connection with the forward rotary tillage cutter shaft and is in transmission connection with the side transmission unit through the transition transmission unit.

The seeder based on side transmission further designs to lie in, side transmission unit includes casing, input sprocket, output sprocket and chain, the casing passes through bolt assembly rigid coupling in the frame, the input sprocket is connected with transition transmission unit transmission, output sprocket is connected with the transmission of anti-rotary tillage arbor, and input sprocket and output sprocket rotationally set up in the casing and are connected through chain transmission each other.

The seeder based on side transmission further designs in that, the casing is installed in the frame through a mounting panel, the corresponding position on mounting panel and the frame is equipped with at least two sets of engaging lugs, has connect the lifting screw soon between every group engaging lug.

The seeder based on side transmission further designs in that, the side transmission unit still includes tensioning adjustment structure, tensioning adjustment structure includes adjusting bolt and regulation floating lever, adjust the floating lever articulate on the mounting panel and with the chain laminating, adjusting bolt connects on the casing soon and movably connects in adjusting the floating lever.

The seeder based on side transmission is further designed in that the adjusting floating rod is an arc-shaped rod bent relative to the other side of one side of the chain.

The seeder based on side transmission further designs in that, be equipped with the scale plate in the frame, the side of mounting panel corresponds the scale plate is equipped with the arch that is used for the sign scale.

The seeder based on the side transmission is further designed in that the transition transmission unit comprises a universal joint coupling and a transmission shaft, an upper side output shaft of the power output unit is connected with the input end of the transmission shaft in a transmission way, and the output end of the transmission shaft is connected with the input shaft of the side transmission unit in a transmission way through the universal joint coupling.

The seeder based on side transmission is further designed in that a lower side output shaft of the power output unit is in transmission connection with the positive rotary tillage cutter shaft.

The seeder based on side transmission is further designed in that a safety seat is fixedly connected to an input shaft of the side transmission unit and connected with a universal joint coupler at the output end of the transmission shaft through a bolt.

The utility model discloses the beneficial effect who applies does:

the utility model discloses a seeder adopts the transmission of side drive unit, and side drive unit is whole to be adorned in the frame, can accomplish fixedly with a small amount of bolts, has reduced the fixed quantity of bolt greatly, and the operation of being convenient for reduces the seeding depth adjustment degree of difficulty.

The side transmission unit adopts chain wheel and chain transmission, the transmission structure is totally closed, gear oil can be added for lubrication, mechanical abrasion caused by incapability of lubrication is completely avoided in the actual use process, and the whole practical service life is greatly prolonged.

Furthermore, a weak link is additionally arranged in the transition transmission unit, when the seeder meets the requirement of exceeding the design load, the bolt is automatically broken, the protection is realized, and the damage of other links is avoided. Set up the scale plate on the installation side on seeder both sides, during the adjustment, the user can be according to scale plate sign adjustment depth of planting, has promoted whole depth of planting uniformity.

Drawings

Fig. 1 is the structural schematic diagram of the seeder based on side transmission of the utility model.

Fig. 2 is a schematic view of a transmission assembly of a seeder based on side transmission.

Fig. 3 is a front view of a drive assembly of the side drive based planter shown in fig. 2.

Fig. 4 is a top view of a drive assembly of the side drive based planter shown in fig. 2.

Fig. 5 is a schematic structural diagram of the side transmission unit.

Fig. 6 is a side view of a seeder based on side drive.

Fig. 7 is a schematic view of the connection of the universal joint and the side transmission unit.

Detailed Description

The invention is described in detail below with reference to the figures and the specific embodiments.

As shown in fig. 1 and 2, the seeder based on side transmission of the present embodiment includes: the rotary tillage machine comprises a frame 6, a forward rotary tillage cutter shaft 1 and a reverse rotary tillage cutter shaft 2 which are rotatably supported on the frame, and a power output unit 4 which is arranged in the middle of the frame 6 and is in transmission connection with a tractor driving unit. The seeder based on side transmission of the embodiment further comprises a side transmission unit 3 and a transition transmission unit 5 which drive the reverse rotary blade shaft. The power output unit 5 is in transmission connection with the forward rotary tillage cutter shaft 1 and is in transmission connection with the side transmission unit 3 through the transition transmission unit 5, see fig. 3 and 4.

As shown in fig. 5, the side drive unit 3 is mainly composed of a housing 36, an input sprocket 35, an output sprocket 31, and a chain 32. The housing 36 is secured to the frame by a bolt assembly. The input chain wheel 35 is in transmission connection with the transition transmission unit 5, the output chain wheel 31 is in transmission connection with the reverse rotation ploughing cutter shaft 2, and the input chain wheel 35 and the output chain wheel 31 are rotatably arranged in the shell 36 and are in transmission connection with each other through a chain 32.

The side transmission unit 3 of this embodiment further includes a tension adjustment structure, and the tension adjustment structure mainly includes an adjustment bolt 33 and an adjustment floating rod 34. The adjusting floating rod 34 is hinged on the mounting plate 37 and attached to the chain 32, and the adjusting bolt 33 is screwed on the shell 36 and movably connected to the adjusting floating rod 34, so that the tension degree of the chain 32 is adjusted.

Further, the floating adjustment rod 34 of the present embodiment is an arc-shaped rod bent with respect to the other side of the chain 32 and tangent to the chain 32 so as not to interfere with the movement of the chain 32.

Referring to fig. 6, the housing 36 is mounted to the frame 6 by a mounting plate 37, which is embodied as a four-bolt assembly. Two groups of connecting lugs are arranged at corresponding positions of the mounting plate 37 and the rack 6, and a lifting screw 62 is screwed between each group of connecting lugs, so that the height of the shell 36 can be quickly adjusted.

Still be equipped with scale plate 61 on the frame 6 of this embodiment, the side of mounting panel 37 corresponds scale plate 61 and is equipped with the arch that is used for the sign scale, and when the adjustment depth of farming, the user can be according to scale plate sign adjustment depth of planting, has promoted whole depth of planting uniformity.

As shown in fig. 7, the transition transmission unit 5 includes a universal joint coupler 51 and a transmission shaft 52, an upper output shaft of the power output unit 4 is in transmission connection with an input end of the transmission shaft 52 through the universal joint coupler 51, and an output end of the transmission shaft 52 is in transmission connection with an input shaft of the side transmission unit through the universal joint coupler 51. The lower output shaft of the power output unit 4 is in transmission connection with the forward rotary tillage cutter shaft 1. The input shaft of the side transmission unit 3 is fixedly connected with a safety seat 351, and the fixed connection is realized in a spline fit mode in the embodiment. The safety seat 351 is connected with the base of the universal joint coupling at the output end of the transmission shaft through the bolt 352 to form a weak link, and plays a role in protecting other important devices by breaking when the seeder is overloaded seriously. The bolt 352 of the present embodiment is a 4.8 grade bolt.

The seeder of this embodiment adopts the transmission of side transmission unit, and the side transmission unit is whole to be adorned in the frame, can accomplish fixedly with a small amount of bolts, has reduced the fixed quantity of bolt greatly, and the operation of being convenient for reduces the seeding degree of depth adjustment degree of difficulty. The side transmission unit adopts sprocket chain drive, compares in traditional middle driven seeder can directly add gear oil to the side transmission unit and lubricate, has avoided completely in the in-service use because of the mechanical wear that can't lubricate and cause, has promoted whole practical life greatly. On the other hand, a weak link is additionally arranged in the excessive transmission unit, when the seeder meets the requirement of exceeding the design load, the bolt is automatically broken, the protection is realized, and the damage of other links is avoided.

The technical solution of the present invention is not limited to the above embodiments, and all the technical solutions obtained by using equivalent substitution modes fall within the scope of the present invention.

Claims

1. A seeder based on side drive, comprising: the tractor is characterized by further comprising a side transmission unit and a transition transmission unit, wherein the side transmission unit and the transition transmission unit are used for driving the reverse rotary tillage cutter shaft, and the power output unit is in transmission connection with the positive rotary tillage cutter shaft and is in transmission connection with the side transmission unit through the transition transmission unit.

2. The seeder based on side drive of claim 1, wherein the side drive unit comprises a housing, an input sprocket, an output sprocket and a chain, the housing is fixedly connected to the frame by a bolt assembly, the input sprocket is in driving connection with the transition drive unit, the output sprocket is in driving connection with the reverse rotation tilling knife shaft, and the input sprocket and the output sprocket are rotatably disposed in the housing and are in driving connection with each other by the chain.

3. The seeder based on side drive of claim 2, characterized in that the housing is mounted on the frame by a mounting plate, the mounting plate is provided with at least two sets of engaging lugs at corresponding positions on the frame, and a lifting screw is screwed between each set of engaging lugs.

4. The seeder based on side drive of claim 3, characterized in that the side drive unit further comprises a tensioning adjustment structure, the tensioning adjustment structure comprises an adjustment bolt and an adjustment float lever, the adjustment float lever is hinged on the mounting plate and attached to the chain, and the adjustment bolt is screwed on the housing and movably connected to the adjustment float lever.

5. The side-drive based seeding machine according to claim 4, wherein the regulating floating rod is an arc-shaped rod bent to the other side opposite to the one side of the chain.

6. The seeder based on side drive of claim 3, characterized in that the frame is provided with a scale plate, the side of the mounting plate corresponding to the scale plate is provided with a protrusion for marking the scale.

7. The seeder based on side drive of claim 1, characterized in that the transition drive unit comprises a universal joint coupling and a drive shaft, the upper output shaft of the power take-off unit is in drive connection with the input end of the drive shaft through the universal joint coupling, and the output end of the drive shaft is in drive connection with the input shaft of the side drive unit through the universal joint coupling.

8. The side drive based planter according to claim 7 wherein the lower output shaft of the power take off unit is drivingly connected to the forward rotary tilling shaft.

9. The seeder based on side drive of claim 7, wherein the input shaft of the side drive unit is fixedly connected with a safety seat, and the safety seat is connected with a universal joint coupling at the output end of the transmission shaft through a bolt.