CN210610296U

CN210610296U - Seedling taking device of automatic plug seedling transplanter

Info

Publication number: CN210610296U
Application number: CN201920835307.1U
Authority: CN
Inventors: 葛荣雨; 孙凯; 陈英雷; 罗美娟; 台未恒
Original assignee: University of Jinan
Current assignee: University of Jinan
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-05-26
Anticipated expiration: 2029-06-04

Abstract

The utility model relates to the technical field of agricultural machinery manufacturing, in particular to a seedling fetching device of an automatic plug seedling transplanter, which comprises a driving mechanism, a spacing mechanism, a seedling claw mechanism and a tensioning cam mechanism, wherein the driving mechanism forms a working track of fetching seedlings through the compound motion of a gear mechanism and a cam type connecting rod, and under the mutually matched action of the spacing mechanism and the tensioning cam mechanism, the seedling claw mechanism completes four processes of fetching seedlings, holding seedlings, throwing seedlings and returning; the utility model relates to a many sets of seedling claw mechanisms have improved the efficiency of getting the seedling, under the circumstances of guaranteeing low-speed, can once get many seedlings, have also guaranteed the stability of getting the seedling.

Description

Seedling taking device of automatic plug seedling transplanter

Technical Field

The utility model relates to an agricultural machine makes technical field, in particular to seedling device of getting of automatic transplanter of plug seedling.

Background

At present, the planting area of crops and economic crops is gradually increased, about 8000 ten thousand acres, and mechanical planting is mainly adopted for the crops at present, wherein a semi-automatic transplanter is mainly used, and the seedling taking speed is 30-40 plants/min; however, with the gradual reduction of the manpower and the gradual increase of the labor cost in agriculture, the use of the semi-automatic transplanting machine has become a key factor for hindering the rapid development of the planting industry in China, so the research and development of the automatic transplanting machine becomes very important, and the seedling taking device is used as a core working component of the automatic transplanting machine and determines the transplanting efficiency and quality. But present automatic transplanter presss from both sides when having to get the seedling and gets unstability, and the structure is complicated, the lower scheduling problem of efficiency, consequently, we have designed a stable, efficient device of getting the seedling.

Disclosure of Invention

The utility model provides a seedling device of getting of automatic transplanter of plug seedling can realize once only snatching many seedlings, and the device has solved semi-automatic transplanter and has needed the manual work to feed the seedling, the inefficiency scheduling problem.

The utility model adopts the technical proposal that: the utility model provides a seedling device is got to automatic transplanter of plug seedling, characterized by: comprises a working platform, a driving mechanism, a distance separating mechanism, a tensioning cam mechanism and a seedling claw mechanism; the driving mechanism comprises a driving gear, a driven gear, a cam type connecting rod, a driving shaft, a driven shaft, an auxiliary supporting plate, an auxiliary shaft, an auxiliary wheel, a transverse shaft I, a transverse shaft II, a driving connecting rod and a driven connecting rod, wherein the driving gear and the driven gear are respectively fixed on the driving shaft and the driven shaft through key connections, the driving shaft and the driven shaft are arranged on a working platform through bearing seats, one end of the driving connecting rod is fixed on the driving shaft, the other end of the driving connecting rod is fixed on the auxiliary wheel, one end of the driven connecting rod is fixed on the driven gear, the other end of the driven connecting rod is slidably arranged on a cam groove in the cam type connecting rod, the front end of the cam type connecting rod is arranged on the driving connecting rod through a bearing, one end of the transverse shaft I and one, the auxiliary shaft is fixed on the working platform through a bearing seat, and the auxiliary support plate is arranged on the driving connecting rod through a bearing;

the distance division mechanism comprises an expansion sleeve and a cylindrical cam mechanism; the expansion sleeve is fixedly arranged on the driving connecting rod, and the cylindrical cam is fixed on the expansion sleeve;

the tensioning cam mechanism comprises a guide post, a cam connecting plate, a clutch cable and a clutch cable limiting plate; one end of the guide post is slidably mounted on a cam connecting plate, the other end of the guide post is fixed on a clutch cable limiting plate, the cam is fixedly mounted on the driving shaft through a key connection, the cam connecting plate is fixed on the working platform, a cam driven piece is fixed on the cam connecting plate and is tangent to the cam, one end of the clutch cable is fixed on the clutch cable limiting plate, and the other end of the clutch cable is fixedly connected to the seedling claw supporting plate;

the seedling claw mechanism comprises a seedling claw supporting plate, a seedling claw, a cylindrical cam follower, a seedling claw spring, a clutch inhaul cable spring, a sliding bearing seat I, a sliding bearing seat II and a seedling claw limiting plate; seedling claw backup pad passes through sliding bearing frame I and sliding bearing frame II and installs on cross axle I and cross axle II, seedling claw hinge connection is in seedling claw backup pad, cylinder cam follower fixed mounting is in seedling claw backup pad, seedling claw spring mounting is between two seedling claws, separation and reunion cable spring mounting is between seedling claw limiting plate and seedling claw backup pad, the seedling claw backup pad is fixed on the acting as go-between of the inside of separation and reunion cable.

Furthermore, the seedling claw mechanisms can slide along the transverse shafts I and II when the cylindrical cams of the pitch dividing mechanism rotate, a plurality of seedling claw mechanisms can be arranged on the transverse shafts I and II, and a plurality of clutch pull cables need to be designed for corresponding tensioning cam mechanisms.

Further, the front end of the cylindrical cam follower is arranged in a cam groove of the cylindrical cam.

Further, seedling claw spring plays the reset action to seedling claw, separation and reunion cable spring plays the reset action to seedling claw limiting plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a seedling device of getting of automatic transplanter of plug seedling through the design to actuating mechanism, minute apart from mechanism, tensioning cam mechanism and seedling claw mechanism, has realized getting the seedling orbit and has accomplished the function of once only getting many plant seedlings, therefore the improvement greatly that efficiency also obtained, still must leak the seedling rate and has obtained the reduction, the semi-automatic transplanter that has solved simultaneously needs the artifical problem of feeding the seedling, has reduced the use of manpower.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a top view of the seedling picking device of the present invention;

fig. 2 is an isometric view of the drive mechanism of the present invention;

fig. 3 is a front view of the tensioning cam mechanism of the present invention;

FIG. 4 is an isometric view of the seedling claw mechanism of the present invention;

fig. 5 is the working track of the seedling taking device of the utility model.

In the figure: 1 working platform, 2 tensioning cam mechanism, 3 driving shaft, 4 driving gears, 5 cam type connecting rods, 6 driving connecting rods, 7 cylindrical cams, 8 expanding sleeve, 9 seedling claw mechanism, 10 auxiliary supporting plate, 11 auxiliary wheel, 12 auxiliary shaft, 13 driven connecting rods, 14 driven gear, 15 sliding bearing seat I, 16 cylindrical cam follower, 17 sliding bearing seat II, 18 seedling claw supporting plate, 19 clutch cable, 20 cross shaft I, 21 clutch cable spring, 22 seedling claw limiting plate, 23 seedling claw spring, 24 cross shaft II, 25 seedling claw, 26 clutch cable limiting plate, 27 cam connecting plate, 28 guide post, 29 cam.

Detailed Description

The seedling fetching device of the automatic plug seedling transplanter of the present invention is described in detail below with reference to the accompanying drawings 1 to 5 of the specification.

As shown in fig. 1, 2, 3 and 4, a seedling fetching device of an automatic plug seedling transplanter comprises a working platform 1, a driving mechanism, a spacing mechanism, a tensioning cam mechanism 2 and a seedling claw mechanism 9; as shown in fig. 2, the driving mechanism includes a driving gear 4, a driven gear 14, a cam type link 5, a driving shaft 3, a driven shaft, an auxiliary support plate 10, an auxiliary shaft 12, an auxiliary wheel 11, a horizontal shaft I20, a horizontal shaft II24, a driving link 6 and a driven link 13, the driving gear 4 and the driven gear 14 are respectively fixed on the driving shaft 3 and the driven shaft through a key connection, the driving shaft 3 and the driven shaft are mounted on the working platform 1 through a bearing seat, one end of the driving link 6 is fixed on the driving shaft 3, the other end is fixed on the auxiliary wheel 11, one end of the driven link 13 is fixed on the driven gear 14, the other end is slidably mounted on a cam groove in the cam type link 5, the front end of the cam type link 5 is mounted on the driving link 6 through a bearing, one end of the horizontal shaft I20 and one end of the horizontal shaft II are, the auxiliary wheel 11 is fixedly connected with an auxiliary shaft 12 through a key, the auxiliary shaft 12 is fixed on the working platform 1 through a bearing seat, and the auxiliary support plate 10 is arranged on the driving connecting rod 6 through a bearing;

as shown in fig. 1, the distance-dividing mechanism comprises an expansion sleeve 8 and a cylindrical cam mechanism; the expansion sleeve 8 is fixedly arranged on the driving connecting rod 6, and the cylindrical cam 7 is fixed on the expansion sleeve 8;

as shown in fig. 3, the tensioning cam mechanism 2 includes a guide post 28, a cam connecting plate 27, a clutch cable 19, and a clutch cable limiting plate 26; one end of the guide post 28 is slidably mounted on the cam connecting plate 27, the other end of the guide post is fixed on the clutch cable limiting plate 26, the cam is fixedly mounted on the driving shaft 3 through key connection, the cam connecting plate 27 is fixed on the working platform 1, a cam follower is fixed on the cam connecting plate 27 and tangent to the cam, one end of the clutch cable 19 is fixed on the clutch cable limiting plate 26, and the other end of the clutch cable 19 is fixedly connected on the seedling claw supporting plate 18;

as shown in fig. 4, the seedling claw mechanism 9 includes a seedling claw support plate 18, a seedling claw 25, a cylindrical cam follower 16, a seedling claw spring 23, a clutch cable spring 21, a sliding bearing seat I15, a sliding bearing seat II17 and a seedling claw limit plate 22; seedling claw support plate 18 is installed on cross axle I20 and cross axle II24 through slip bearing frame I15 and slip bearing frame II17, seedling claw 25 hinged joint is on seedling claw support plate 18, cylindrical cam follower 16 fixed mounting is on seedling claw support plate 18, seedling claw spring 23 is installed between two seedling claws 25, separation and reunion cable spring 21 is installed between seedling claw limiting plate 22 and seedling claw support plate 18, seedling claw support plate 18 is fixed on the interior of separation and reunion cable 19 acts as go-between.

Further, as shown in fig. 4, the seedling claw mechanism 9 can slide along the horizontal axis I20 and the horizontal axis II24 when the cylindrical cam 7 of the distance separating mechanism rotates, a plurality of seedling claw mechanisms 9 can be arranged on the horizontal axis I20 and the horizontal axis II24, and a plurality of clutch cables 19 need to be designed for the corresponding tensioning cam mechanism 2.

Further, as shown in fig. 2, the front end of the cylindrical cam follower 16 is fitted in the cam groove of the cylindrical cam 7.

Further, as shown in fig. 3, the seedling claw spring 23 has a reset function on the seedling claw 25, and the clutch cable spring 21 has a reset function on the seedling claw limiting plate 22.

The following is a brief description of the operation of the present invention. As shown in figure 1 and figure 2, the utility model discloses a get 4 sets of minute mechanism of seedling device design and 4 sets of seedling claw mechanisms, 4 of separation and reunion cable design once only can get 4 seedlings. The source power is transmitted to a driving shaft by a transmission chain wheel, the driving shaft drives a driving gear and a cam to rotate, firstly, the driving shaft drives the driving gear and a driven gear to rotate, and an auxiliary wheel is fixedly connected with the driving gear through a driving connecting rod, so that the auxiliary wheel and the driving gear synchronously rotate; when the driving gear rotates, the driving connecting rod and the cam synchronously rotate along with the driving gear, and when seedlings are taken, the driving shaft drives the driving mechanism to move; when seedlings are held, the driving connecting rod and the cam continue to rotate along with the driving shaft, the cylindrical cam pushes the seedling claw mechanism to rotate to a seedling holding position, the position of the limiting plate of the clutch cable is unchanged, and the seedling claw is still clamped and keeps holding the seedlings; when seedlings are thrown, the driving connecting rod and the cam continue to rotate along with the driving shaft, the cylindrical cam pushes the seedling claw mechanism to rotate to a seedling throwing position, the position of the limiting plate of the clutch inhaul cable is in the lowest position, the clutch inhaul cable is in a tensioned state at the moment, the limiting plate of the seedling claw moves upwards, the seedling claw is in an expanded state, and seedlings fall off; during the return stroke, initiative connecting rod and cam continue to rotate along with the driving shaft, and the cylinder cam promotes seedling claw mechanism and rotates to the return stroke position, and the position of separation and reunion cable limiting plate is slowly moved up by the position of bottommost, and the separation and reunion cable is from taut state to lax state this moment, and seedling claw limiting plate moves down, and the seedling claw is by opening the state to the tight state transition of clamp, makes preparation for getting the seedling next time.

The above description is only for the specific embodiments of the present invention, and the changes that can be easily conceived by those skilled in the art within the scope of the present invention should be covered within the protection scope of the present invention.

Claims

1. A seedling taking device of an automatic plug seedling transplanter comprises a working platform, a driving mechanism, a plurality of spacing mechanisms, a tensioning cam mechanism and a plurality of seedling claw mechanisms; the driving mechanism is characterized by comprising a driving gear, a driven gear, a cam type connecting rod, a driving shaft, a driven shaft, an auxiliary supporting plate, an auxiliary shaft, an auxiliary wheel, a transverse shaft I, a transverse shaft II, a driving connecting rod and a driven connecting rod, wherein the driving gear and the driven gear are respectively fixed on the driving shaft and the driven shaft through key connections, the driving shaft and the driven shaft are arranged on a working platform through a bearing seat, one end of the driving connecting rod is fixed on the driving shaft, the other end of the driving connecting rod is fixed on the auxiliary wheel, one end of the driven connecting rod is fixed on the driven gear, the other end of the driven connecting rod is slidably arranged on a cam groove in the cam type connecting rod, the front end of the cam type connecting rod is arranged on the driving connecting rod through a bearing, one ends of the transverse shaft I and the, the auxiliary shaft is fixed on the working platform through a bearing seat, and the auxiliary support plate is arranged on the driving connecting rod through a bearing;

2. The seedling taking device of the automatic plug seedling transplanter according to claim 1, wherein the seedling claw mechanism can slide along the horizontal axis I and the horizontal axis II when the cylindrical cam of the spacing mechanism rotates, a plurality of seedling claw mechanisms can be arranged on the horizontal axis I and the horizontal axis II, and a plurality of clutch cables need to be designed for the corresponding tensioning cam mechanisms.

3. The seedling taking device of the automatic plug seedling transplanting machine as claimed in claim 1, wherein the front end of the cylindrical cam follower is mounted in a cam groove of the cylindrical cam.