CN216314037U

CN216314037U - Self-propelled stock ear of grain reaping apparatus

Info

Publication number: CN216314037U
Application number: CN202122583008.3U
Authority: CN
Inventors: 梁欢; 施先锋; 祝菊红; 葛米红; 王德欢; 周谟兵; 宋晶; 李爱成; 陈祖平; 宋奎林
Original assignee: Wuhan Academy of Agricultural Sciences
Current assignee: Wuhan Academy of Agricultural Sciences
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-04-19
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses a self-propelled stock ear harvesting device, which comprises a sliding rack, an adjustable suspension, a harvesting mechanism and a traveling driving mechanism, wherein the sliding rack is connected with a seedbed frame in a sliding way, the traveling driving mechanism drives the sliding rack to travel along the seedbed frame, the adjustable suspension comprises a suspension bracket and an adjustable suspension component, the adjustable suspension component is connected with the top of the linking frame in a sliding way, the middle position of the top of the suspension bracket is connected with the adjustable suspension component, the suspension bracket can move up and down in the vertical direction, the hanging bracket can rotate, the harvesting mechanism comprises a collecting driving mechanism, a grain pulling wheel and a containing basket, the grain pulling wheel is movably arranged on the hanging bracket, the harvesting driving mechanism drives the grain pulling wheel, the cutter is arranged on the hanging bracket, and the cutter is positioned under the reel, and the containing frame is detachably arranged on the suspension bracket. The device simple structure is compact, and convenient to use can independently walk on the seedbed, and it is efficient to gather, and application scope is wide.

Description

Self-propelled stock ear of grain reaping apparatus

Technical Field

The utility model belongs to the technical field of mechanized root-cutting grafting equipment, and particularly relates to a self-propelled stock and ear harvesting device.

Background

The sitting obstacle in the facilities caused by the rapid development of the facility gardening is an important factor for restricting the continuous development of the health of the facility vegetables. Grafting is the most effective method for overcoming sedentary obstacle, and the disease resistance after grafting can generally reach more than 89.6%. Watermelon and cucumber can be grafted to prevent wilt, eggplant can be grafted to prevent verticillium wilt and root knot nematode diseases, and tomato can be grafted to prevent bacterial wilt and wilt. By grafting, the cold resistance, heat resistance, moisture resistance, drought resistance and other stress tolerance of plants can be effectively improved, the fertilizer absorption performance of the plants can be improved, and the yield and income of crops can be increased. In the 20 th century and the 80 th era, grafting cultivation techniques were popularized in japan, korea, china and europe. As one of the largest industrialized agriculture countries in the world, China only needs 100 hundred million melon grafted seedlings every year.

Under the double pressure of the surge of the demand of vegetable grafted seedlings and the aging of agricultural labor, the mechanized grafting seedling raising technology is more and more favored by seedling raising enterprises. The root-cutting close grafting is the most common mechanical grafting method due to simple operation. There are also grafting devices on the market today, which are mainly classified into the following two categories: (1) the full-automatic grafting machine is provided with a stock/spike seedling feeding platform to complete the assembly line operations of stock/spike seedling feeding, cutting, grafting and the like, the intelligent degree is high, but the machine is expensive; (2) the semi-automatic grafting machine is suitable in price, needs manual cutting and feeding of seedlings, seriously influences working efficiency and is lack of a stock ear harvesting device.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a self-propelled cutting device for the rootstock and the ear, which has the advantages of simple and compact structure, convenience in use, capability of automatically walking on a seedbed, high cutting efficiency and wide application range.

The technical scheme adopted for realizing the above purpose of the utility model is as follows:

the utility model provides a self-propelled hammering block ear of grain reaping apparatus which characterized in that: comprises a sliding frame, an adjustable suspension, a harvesting mechanism and a walking driving mechanism;

the sliding rack is in an inverted U shape, two bottoms of the sliding rack are respectively connected with the seedbed frame in a sliding manner, and the traveling driving mechanism drives the sliding rack to travel along the seedbed frame;

the adjustable suspension comprises a suspension bracket and an adjustable suspension component, the adjustable suspension component is connected with the top of the sliding rack in a sliding manner, the suspension bracket is in an inverted U shape, the middle position of the top of the suspension bracket is connected with the adjustable suspension component, the suspension bracket can move up and down in the vertical direction, and the suspension bracket can rotate;

the harvesting mechanism comprises a collecting driving mechanism, a reel and a storage basket, the reel is movably mounted on the suspension bracket, the collecting driving mechanism drives the reel, the cutter is mounted on the suspension bracket and located right below the reel, the storage basket is mounted on the suspension bracket in a detachable mode, and the storage basket is located on one side of the reel.

The sliding rack comprises two side supports and a top support, the side supports are trapezoidal, rollers with U-shaped grooves are arranged at two corners of the bottom of the side supports respectively, the two side supports are connected with the seedbed frame in a sliding mode respectively, and the top support is connected with the two side supports.

The walking driving mechanism comprises a walking motor, a driving belt wheel, a transmission belt, a driven belt wheel and a connecting shaft, the walking motor is arranged on the top support, the driving belt wheel is sleeved on an output shaft of the walking motor, one end of the connecting shaft is fixedly connected with one end of a roller shaft of one of the rollers, the driven belt wheel is sleeved on the other end of the connecting shaft, and the driving belt wheel is connected with the driven belt wheel through the transmission belt.

The adjustable hanging assembly comprises two hanging wheels, a supporting disk and an adjusting assembly, the two hanging wheels are in square distribution, each hanging wheel comprises a hanging wheel body and a hanging wheel screw rod, the hanging wheel body of one hanging wheel is in matched connection with the two top hanging rails, the hanging wheel body of the other hanging wheel is in matched connection with the two top hanging rails, the supporting disk is horizontally arranged, the four hanging wheel screw rods respectively penetrate through the supporting disk, the lower ends of the four hanging wheel screw rods are fixedly connected with the supporting disk through a pair of fixing nuts, and the adjusting assembly is respectively connected with the supporting disk and the hanging support.

The adjusting assembly comprises a hanging screw, a bearing, a rotary table, positioning bolts and adjusting nuts, wherein the bearing is fixedly installed in the center of the supporting plate, the hanging screw penetrates through the supporting plate and is connected with an inner ring of the bearing, the upper end of the hanging screw is fixedly connected with the center of the rotary table, the lower end of the hanging screw penetrates through the middle position of the top of the hanging support, the adjusting nuts are in pair, the adjusting nuts are respectively sleeved on the hanging screw, the adjusting nuts are respectively clung to two sides of the top of the hanging support, a circle of positioning hole is formed in the supporting plate in the circumferential direction of the supporting plate and is located outside the bearing, the positioning bolts are in pair, the positioning bolts symmetrically penetrate through the rotary table and are respectively in threaded connection with the rotary table, and the two positioning bolts can be matched and connected with the positioning holes in an inserting mode.

The suspension support comprises a suspension cross beam, a first support vertical frame and a second support vertical frame, the first support vertical frame comprises a vertical connecting rod and a first reel supporting plate, the vertical connecting rod is L-shaped, the upper end of the vertical connecting rod is connected with one end of the suspension cross beam, the lower end of a vertical supporting rod is connected with the side wall of the first reel supporting plate, the vertical connecting rod and the first reel supporting plate are distributed in the same plane, a U-shaped shaft end placing groove is formed in the top of the first reel supporting plate, the second support vertical frame comprises a second reel supporting plate and a supporting vertical plate, the top of the supporting vertical plate is connected with the other end of the suspension cross beam, the supporting vertical plate is connected with the second reel supporting plate, the supporting vertical plate and the second reel supporting plate form an L-shaped plate structure, a U-shaped shaft supporting groove is formed in the top of the second reel supporting plate, and the reel comprises two reel discs, The straw pulling device comprises a first straw pulling wheel shaft and a second straw pulling wheel shaft, wherein one end of the first straw pulling wheel shaft is connected with the center of one straw pulling wheel spoke disc, the other end of the first straw pulling wheel shaft is arranged on a first shaft end placing groove, one end of the second straw pulling wheel shaft is connected with the center of the other straw pulling wheel spoke disc, the second straw pulling wheel shaft movably penetrates through a shaft supporting groove, and the other end of the second straw pulling wheel shaft is connected with a collecting driving mechanism.

The collecting driving mechanism comprises a grain pulling wheel motor, a motor support, a driving belt wheel, a driving belt and a driven belt wheel, the motor support is fixed on the supporting vertical plate, the grain pulling wheel motor is installed on the motor support, the driving belt wheel is sleeved on an output shaft of the grain pulling wheel motor, the driven belt wheel is sleeved on the other end of the second grain pulling wheel shaft, and the driving belt wheel is connected with the driven belt wheel through the driving belt.

The cutter include the cutting motor, the cutting casing, cutting sword and cutting support, the cutting motor is fixed in on the cutting casing, and the cutting motor is located outside the outrigger, the cutting sword is including deciding the saw blade and moving the saw blade, decide the saw blade and move the saw blade and install on the cutting casing, the cutting support is fixed in on the first reel backup pad of pulling out standing grain, and the cutting support is located vertical connecting rod under, the second supports the erector and is the L type, the second supports the erector and still includes the support otic placode, the support otic placode is connected with the bottom of L type plate column structure, one side of cutting casing is fixed in on the cutting support through fastening bolt, the opposite side of cutting casing is fixed in on the support otic placode, the cutting motor drive moves the saw blade and removes and decides the cooperation of saw blade and form the cutting action.

Vertical connecting rod and support riser on the symmetry be equipped with a pair of briquetting, the briquetting is L shape, one of them briquetting and vertical connecting rod surround and form a draw-in groove, another briquetting forms another draw-in groove with the support riser, it is square to accomodate the basket, accomodate the top of basket and length direction's a lateral wall opening, accomodate two width direction's of basket lateral wall top respectively with two draw-in groove joints, accomodate the basket bottom and compress tightly the cutting casing, pull out standing grain wheel inboard position in accomodating the basket.

Compared with the prior art, the utility model has the beneficial effects and advantages that:

1. the device is when gathering the grafting stock/ear of fruit vegetables seedling on the seedbed, only need arrange the device in the seedbed on, make the gyro wheel and the seedbed frame sliding connection of slip frame, the walking drive mechanism drive slip frame is walked by oneself, the slip frame is at the self-propelled walking in-process, the mechanism of gathering cuts the fruit vegetables seedling that is used for the grafting, collect the stock/ear after the cutting simultaneously, avoid artifical transport cave dish on the seedbed, the labour has been saved greatly, the labor intensity is reduced, the efficiency of reaping is improved.

2. The device has set up adjustable suspension, can adjust the height of the mechanism of gathering and the angle of the mechanism of gathering, has not only improved the device's flexibility ratio and simple operation degree, has still improved its application scope, can extensively be applicable to the gathering of melon, the root cutting grafting stock of solanberry class/ear, has good market prospect.

3. The device has the advantages of relatively simple structure, relatively low manufacturing cost, compact structure and convenient transportation.

Drawings

Fig. 1 is a schematic structural diagram of an ear-chopping harvesting device.

Fig. 2 is a schematic structural diagram of the adjustment assembly.

Fig. 3 is an assembly view of the hanging bracket and harvesting mechanism.

Fig. 4 is a schematic structural diagram of the scion harvesting device (different from the angle of fig. 1).

Fig. 5 is a partially enlarged view of C in fig. 4.

Fig. 6 is a partial enlarged view of D in fig. 4.

Fig. 7 is an assembly view of the adapter frame and the adjustable suspension assembly.

Wherein, 1-seedbed frame, 2-fastening bolt, 3-side bracket, 4-roller, 5-top hanging rail, 6-hanging wheel body, 7-hanging wheel screw, 8-supporting disk, 9-fixing nut, 10-hanging screw, 11-bearing, 12-rotating disk, 13-positioning bolt, 14-adjusting nut, 15-positioning hole, 16-hanging beam, 17-vertical connecting rod, 18-first reel supporting plate, 19-shaft end placing groove, 20-supporting vertical plate, 21-second reel supporting plate, 22-supporting ear plate, 23-reel disk, 24-first reel shaft, 25-second reel shaft, 26-reel motor, 27-motor bracket, 28-driving pulley, 28-top hanging rail, 6-hanging wheel body, 7-hanging wheel screw, 8-supporting disk, 9-fixing nut, 10-hanging screw, 11-bearing, 12-rotating disk, 13-positioning bolt, 14-adjusting nut, 15-positioning hole, 17-hanging beam, 17-vertical connecting rod, 18-first reel supporting plate, 19-shaft end placing groove, 20-supporting vertical plate, 21-second reel supporting ear plate, 23-reel spoke disk, 24-first reel shaft, 25-second reel shaft, 26-reel motor bracket, 28-driving pulley, and the like, 29-transmission belt, 30-driven pulley, 31-cutting motor, 32-cutting shell, 33-cutting support, 34-briquetting, 35-containing basket, 36-walking motor, 37-driving pulley, 38-transmission belt and 39-driven pulley.

Detailed Description

The present invention is described in detail below with reference to the accompanying drawings.

The self-propelled ear-and-shoot harvesting device provided by the embodiment comprises a sliding frame, an adjustable suspension, a harvesting mechanism and a traveling driving mechanism, as shown in fig. 1 and 4.

The sliding frame is in an inverted U shape and comprises two side supports 3 and two top hanging rails 5. The side support 3 is trapezoidal, two corners of the bottom of the side support 3 are respectively provided with a roller, and the two side supports 3 are respectively connected with two sides of the seedbed frame 1 in the length direction along a sliding way. The two top hanging rails 5 are parallel to each other, one ends of the two top hanging rails 5 are connected with the top of one side bracket 3, and the other ends of the two top hanging rails 5 are connected with the top of the other side bracket 3.

The walking driving mechanism comprises a walking motor 36, a driving belt wheel 37, a transmission belt 38, a driven belt wheel 39 and a connecting shaft. The walking motor 36 is installed on the two top hanging rails 5, the driving belt wheel 37 is sleeved on an output shaft of the walking motor 36, one end of the connecting shaft is fixedly connected with one end of the roller shaft of one of the rollers 4, the driven belt wheel 39 is sleeved on the other end of the connecting shaft, and the driving belt wheel 37 is connected with the driven belt wheel 39 through the transmission belt 38. The walking motor 36 is started, the walking motor 36 drives the driving belt wheel 37 to rotate, the driving belt wheel 37 drives the driven belt wheel 39 to rotate through the transmission belt 38, the driven belt wheel 39 drives the connecting shaft to rotate, the connecting shaft drives the roller shaft of the roller 4 to rotate, so that the roller 4 rotates, and the sliding rack starts to walk automatically.

The adjustable suspension comprises a suspension bracket and an adjustable suspension assembly, wherein the suspension bracket is in an inverted U shape. As shown in fig. 3, the suspension bracket includes a suspension cross member 16, a first support upright, and a second support upright. First support vertical braces includes vertical connecting rod 17 and first standing grain wheel backup pad 18 of pulling out, and vertical connecting rod 17 is the L type, and vertical connecting rod 17's upper end is connected with the one end of hanging crossbeam 16, and vertical supporting rod 17's lower extreme and first standing grain wheel backup pad 18 lateral wall of pulling out are connected, and vertical connecting rod 17 and first standing grain wheel backup pad 18 of pulling out distribute in the coplanar, and the axle head standing groove 19 that is the U type is seted up at the top of first standing grain wheel backup pad 18 of pulling out. The second supports vertical shelf and is the L type, and the second supports vertical shelf and includes second reel backup pad 21, support riser 20 and support otic placode 22, and the top of support riser 20 is connected with the other end of hanging beam 16. The supporting vertical plate 20 is connected with the second reel supporting plate 21, the supporting vertical plate 20 and the second reel supporting plate 21 form an L-shaped plate-shaped structure, the supporting ear plate 22 is connected with the bottom of the L-shaped plate-shaped structure, and a U-shaped shaft supporting groove is formed in the top of the second reel supporting plate 21.

As shown in fig. 2, the adjustable suspension assembly comprises two pairs of suspension wheels, a support disc 8 and an adjustment assembly. As shown in fig. 7, the hanging wheel includes a hanging wheel body 6 and a hanging wheel screw 7, and the two hanging wheels are distributed in a square shape. The hanging wheel bodies 6 of one pair of hanging wheels are matched and connected with the two top hanging rails 5, and the hanging wheel bodies 6 of the other pair of hanging wheels are matched and connected with the two top hanging rails 5. Supporting disk 8 level sets up, and four hoisting wheel screw rods 7 run through supporting disk 8 respectively, and four hoisting wheel screw rods 7's lower extreme is through a pair of fixation nut 9 and supporting disk 8 fixed connection.

The adjustment assembly comprises a suspension screw 10, a bearing 11, a turntable 12, a positioning bolt 13 and an adjustment nut 14. Bearing 11 fixed mounting is in supporting disk 8 central authorities, hangs screw 10 and runs through supporting disk 8, hangs screw 10 and bearing 11 inner circle and is connected. The upper end of the suspension screw 10 is fixedly connected with the center of the rotary table 12, and the lower end of the suspension screw 10 penetrates through the middle position of the top of the suspension cross beam 16. The adjusting nuts 14 are provided in a pair, the adjusting nuts 14 are respectively sleeved on the suspension screw 10, and the adjusting nuts 14 are respectively tightly attached to two sides of the top of the suspension cross beam 16. A circle of positioning holes 15 are formed in the supporting disc 8 in the circumferential direction of the supporting disc, and the circle of positioning holes 15 are located outside the bearing 11. The positioning bolts 13 are provided with a pair, the pair of positioning bolts 13 symmetrically penetrates through the rotary table 12, the pair of positioning bolts 13 are respectively in threaded connection with the rotary table 12, and the two positioning bolts 13 can be in matched connection with the positioning holes 15 in an inserting connection mode.

As shown in fig. 6, the harvesting mechanism includes a collection driving mechanism, a reel and a receiving basket. The grain pulling wheel comprises two grain pulling wheel spoke discs 23, a first grain pulling wheel shaft 24 and a second grain pulling wheel shaft 25, one end of the first grain pulling wheel shaft 24 is connected with the center of one grain pulling wheel spoke disc 23, the other end of the first grain pulling wheel shaft 24 is arranged on the first shaft end placing groove 19, one end of the second grain pulling wheel shaft 25 is connected with the center of the other grain pulling wheel spoke disc 23, and the second grain pulling wheel shaft 25 movably penetrates through the shaft supporting groove.

The collecting driving mechanism comprises a grain pulling wheel motor 26, a motor support 27, a driving belt wheel 28, a driving belt 29 and a driven belt wheel 30, the motor support 27 is fixed on the supporting vertical plate 20, the grain pulling wheel motor 26 is installed on the motor support 27, the driving belt wheel 28 is sleeved on an output shaft of the grain pulling wheel motor 26, the driven belt wheel 30 is sleeved on the other end of the second grain pulling wheel shaft 25, and the driving belt wheel 28 is connected with the driven belt wheel 30 through the driving belt 29. After the reel motor 26 is started, the reel motor 26 drives the driving belt pulley 28 to rotate, the driving belt pulley 28 drives the driven belt pulley 30 to rotate, the driven belt pulley 30 drives the second reel shaft 25 to rotate, the second reel shaft 25 drives the reel body to rotate, and cut branches are collected in the rotating process of the reel body.

As shown in fig. 5, the cutter includes a cutting motor 31, a cutting housing 32, a cutting blade, and a cutting holder 33, the cutting motor 31 is fixed to the cutting housing 32, and the cutting motor 31 is located outside the hanging holder. The cutting sword is including deciding the saw blade and moving the saw blade, decides the saw blade and moves the saw blade and install on cutting the casing, and cutting support 33 is fixed in on first reel backup pad 21 that pulls out, and cutting support 33 is located vertical connecting rod 17 under, and one side of cutting casing 32 is fixed in on cutting support 33 through fastening bolt 2, and the opposite side of cutting casing 32 is fixed in on supporting otic placode 22, and the cutting motor drive moves the saw blade and removes and decide the saw blade cooperation and form the cutting action.

The storage basket 35 has a square shape, and the top and one side wall in the longitudinal direction of the storage basket 35 are opened. A pair of pressing blocks 34 are symmetrically arranged on the vertical connecting rod 17 and the supporting vertical plate 20, one pressing block 34 and the vertical connecting rod 17 surround to form a clamping groove, and the other pressing block 34 and the supporting vertical plate 20 form another clamping groove. The tops of the side walls of the storage basket 35 in the two width directions are respectively clamped with the two clamping grooves, the cutting shell 32 is pressed at the bottom of the storage basket 35, and the inner side of the reel body of the reel is located in the storage basket 32.

The use method of the self-propelled cutting device comprises the following steps:

the device is transported to a base for cultivating fruit and vegetable seedlings, the device is placed on a seedbed, rollers of a sliding rack are connected with two sides of the length direction of a seedbed frame 1 in a sliding mode, a traveling motor 36, a cutting motor 31 and a seedling pulling wheel motor 26 are started, the sliding rack starts to travel by itself, a cutting knife continuously cuts fruit and vegetable seedlings in a disc hole on the seedbed, cut stocks/ears are collected by the seedling pulling wheel, the collected stocks/ears fall into a harvesting basket 35, and after the harvesting basket 35 is full, the harvesting basket 35 is taken down, and the stocks/ears are poured at a designated position and then are mounted;

according to the needs of the broken root grafting, the height suitable for harvesting different fruits and vegetables or different batches of fruit and vegetable seedlings is different, the height of the harvesting mechanism is required to be adjusted, the height of the harvesting mechanism can be adjusted by adjusting the height of the hanging bracket, and the adjusting method of the height of the hanging bracket comprises the following steps: rotating and loosening the two adjusting nuts 14, adjusting the suspension cross beam 16 to a proper height, and rotating and tightening the two adjusting nuts 14 to fix the suspension cross beam 16;

when the plug tray of seedbed was put irregularly, the accessible realized fixed point to the regulation of gathering the mechanism angle and was gathered, and the angle accessible of gathering the mechanism is adjusted the angle of outrigger, and the adjusting method of outrigger angle is: rotating the two positioning bolts 13 to separate the lower ends of the two positioning bolts 13 from the positioning holes 15 on the supporting plate, rotating the suspension screw 10 to rotate the suspension bracket, and when the suspension bracket is rotated to a proper angle, rotating the two positioning bolts 13 to insert the lower ends of the two positioning bolts 13 into the corresponding two positioning holes 14, and fixing the suspension screw 10 to fix the suspension bracket.

Claims

1. The utility model provides a self-propelled hammering block ear of grain reaping apparatus which characterized in that: comprises a sliding frame, an adjustable suspension, a harvesting mechanism and a walking driving mechanism;

the sliding rack is in an inverted U shape, the two bottoms of the sliding rack are respectively connected with the seedbed frame in a sliding manner, and the traveling driving mechanism drives the sliding rack to travel along the seedbed frame;

2. The self-propelled ear-chopping harvesting device of claim 1, wherein: the sliding rack comprises two side supports and a top support, the side supports are trapezoidal, rollers with U-shaped grooves are arranged at two corners of the bottom of the side supports respectively, the two side supports are connected with the seedbed frame in a sliding mode respectively, and the top support is connected with the two side supports.

3. The self-propelled ear-chopping harvesting device of claim 2, wherein: the walking driving mechanism comprises a walking motor, a driving belt wheel, a transmission belt, a driven belt wheel and a connecting shaft, wherein the walking motor is arranged on the top support, the driving belt wheel is sleeved on an output shaft of the walking motor, one end of the connecting shaft is fixedly connected with one end of a roller shaft of one of the rollers, the driven belt wheel is sleeved on the other end of the connecting shaft, and the driving belt wheel is connected with the driven belt wheel through the transmission belt.

4. The self-propelled ear-chopping harvesting device of claim 2, wherein: the adjustable hanging assembly comprises two hanging wheels, a supporting disk and an adjusting assembly, the two hanging wheels are in square distribution, each hanging wheel comprises a hanging wheel body and a hanging wheel screw rod, the hanging wheel body of one hanging wheel is in matched connection with the two top hanging rails, the hanging wheel body of the other hanging wheel is in matched connection with the two top hanging rails, the supporting disk is horizontally arranged, the four hanging wheel screw rods respectively penetrate through the supporting disk, the lower ends of the four hanging wheel screw rods are fixedly connected with the supporting disk through a pair of fixing nuts, and the adjusting assembly is respectively connected with the supporting disk and the hanging support.

5. The self-propelled ear-chopping harvesting device of claim 4, wherein: the adjusting assembly comprises a hanging screw, a bearing, a rotary table, positioning bolts and adjusting nuts, wherein the bearing is fixedly installed in the center of the supporting plate, the hanging screw penetrates through the supporting plate and is connected with an inner ring of the bearing, the upper end of the hanging screw is fixedly connected with the center of the rotary table, the lower end of the hanging screw penetrates through the middle position of the top of the hanging support, the adjusting nuts are in pair, the adjusting nuts are respectively sleeved on the hanging screw, the adjusting nuts are respectively clung to two sides of the top of the hanging support, a circle of positioning hole is formed in the supporting plate in the circumferential direction of the supporting plate and is located outside the bearing, the positioning bolts are in pair, the positioning bolts symmetrically penetrate through the rotary table and are respectively in threaded connection with the rotary table, and the two positioning bolts can be matched and connected with the positioning holes in an inserting mode.

6. The self-propelled ear-chopping harvesting device of claim 1, wherein: the suspension support comprises a suspension cross beam, a first support vertical frame and a second support vertical frame, the first support vertical frame comprises a vertical connecting rod and a first reel supporting plate, the vertical connecting rod is L-shaped, the upper end of the vertical connecting rod is connected with one end of the suspension cross beam, the lower end of a vertical supporting rod is connected with the side wall of the first reel supporting plate, the vertical connecting rod and the first reel supporting plate are distributed in the same plane, a U-shaped shaft end placing groove is formed in the top of the first reel supporting plate, the second support vertical frame comprises a second reel supporting plate and a supporting vertical plate, the top of the supporting vertical plate is connected with the other end of the suspension cross beam, the supporting vertical plate is connected with the second reel supporting plate, the supporting vertical plate and the second reel supporting plate form an L-shaped plate structure, a U-shaped shaft supporting groove is formed in the top of the second reel supporting plate, and the reel comprises two reel discs, The straw pulling device comprises a first straw pulling wheel shaft and a second straw pulling wheel shaft, wherein one end of the first straw pulling wheel shaft is connected with the center of one straw pulling wheel spoke disc, the other end of the first straw pulling wheel shaft is arranged on a first shaft end placing groove, one end of the second straw pulling wheel shaft is connected with the center of the other straw pulling wheel spoke disc, the second straw pulling wheel shaft movably penetrates through a shaft supporting groove, and the other end of the second straw pulling wheel shaft is connected with a collecting driving mechanism.

7. The self-propelled ear-chopping harvesting device of claim 6, wherein: the collecting driving mechanism comprises a grain pulling wheel motor, a motor support, a driving belt wheel, a driving belt and a driven belt wheel, the motor support is fixed on the supporting vertical plate, the grain pulling wheel motor is installed on the motor support, the driving belt wheel is sleeved on an output shaft of the grain pulling wheel motor, the driven belt wheel is sleeved on the other end of the second grain pulling wheel shaft, and the driving belt wheel is connected with the driven belt wheel through the driving belt.

8. The self-propelled ear-chopping harvesting device of claim 7, wherein: the cutter include the cutting motor, the cutting casing, cutting sword and cutting support, the cutting motor is fixed in on the cutting casing, and the cutting motor is located outside the outrigger, the cutting sword is including deciding the saw blade and moving the saw blade, decide the saw blade and move the saw blade and install on the cutting casing, the cutting support is fixed in on the first reel backup pad of pulling out standing grain, and the cutting support is located vertical connecting rod under, the second supports the erector and is the L type, the second supports the erector and still includes the support otic placode, the support otic placode is connected with the bottom of L type plate column structure, one side of cutting casing is fixed in on the cutting support through fastening bolt, the opposite side of cutting casing is fixed in on the support otic placode, the cutting motor drive moves the saw blade and removes and decides the cooperation of saw blade and form the cutting action.

9. The self-propelled ear-chopping harvesting device of claim 8, wherein: vertical connecting rod and support riser on the symmetry be equipped with a pair of briquetting, the briquetting is L shape, one of them briquetting and vertical connecting rod surround and form a draw-in groove, another briquetting forms another draw-in groove with the support riser, it is square to accomodate the basket, accomodate the top of basket and length direction's a lateral wall opening, accomodate two width direction's of basket lateral wall top respectively with two draw-in groove joints, accomodate the basket bottom and compress tightly the cutting casing, pull out standing grain wheel inboard position in accomodating the basket.