阅读说明：本技术 一种西瓜种子筛选装置 (Watermelon seed sieving mechanism ) 是由 朱迁 于 2018-08-29 设计创作，主要内容包括：本发明公开了一种西瓜种子筛选装置,包括第一收集箱、底板、第二收集箱、凸轮,所述底板两侧固定安装两块竖板,两块竖板间安装顶部撑板,两块竖板间固定安装中间横板,所述顶部撑板上设置进料口,进料口通过入料管固定安装第一筛选箱,第一筛选箱和竖板之间固定安装风扇盒,第一筛选箱右侧通过筛选管和第一收集箱连通,述竖板之间设置有第二筛选箱,第一筛选箱的出口端和第二筛选箱的入口端连接,所述中间横板上转动安装有两个凸轮转动杆,凸轮转动杆上固定安装有凸轮,第二筛选箱底部固定安装凸轮顶杆,第二筛选箱通过凸轮顶杆滑动安装在凸轮上,所述底板顶部固定安装第二收集箱,第二收集箱和第二筛选箱的出口端连通。(The invention discloses a watermelon seed screening device, which comprises a first collecting box, a bottom plate, a second collecting box and a cam, wherein two vertical plates are fixedly arranged on two sides of the bottom plate, a top supporting plate is arranged between the two vertical plates, a middle transverse plate is fixedly arranged between the two vertical plates, a feed inlet is arranged on the top supporting plate, the feed inlet is fixedly arranged on a first screening box through a feed pipe, a fan box is fixedly arranged between the first screening box and the vertical plates, the right side of the first screening box is communicated with the first collecting box through a screening pipe, a second screening box is arranged between the vertical plates, the outlet end of the first screening box is connected with the inlet end of the second screening box, two cam rotating rods are rotatably arranged on the middle transverse plate, the cam is fixedly arranged on the cam rotating rods, a cam ejector rod is fixedly arranged at the bottom of the second screening box, the second screening box is slidably arranged on the cam through the, the outlet ends of the second collecting box and the second screening box are communicated.)

1. A watermelon seed screening device comprises a first collecting box (4), a bottom plate (14), a second collecting box (15), a cam (19), a first screening box (26) and a second screening box (28), and is characterized in that two vertical plates (5) are fixedly arranged on two sides of the bottom plate (14), a top supporting plate (2) is fixedly arranged between the two vertical plates (5), the top supporting plate (2) is positioned at the tops of the vertical plates (5), a middle transverse plate (10) is fixedly arranged between the two vertical plates (5), a feed inlet (1) is arranged above the top supporting plate (2), one end of a feed pipe (27) is fixedly arranged at the bottom of the feed inlet (1), the other end of the feed pipe (27) penetrates through the top supporting plate (2) and is fixedly provided with the first screening box (26) at the bottom of the feed pipe (27), and a fan box (16) is fixedly arranged between the first screening box (26) and the vertical plates (, a second motor (24) is fixedly installed on the inner wall of the left side of a fan box (16), the second motor (24) is installed on a fan blade (25) through a transmission shaft in a rotating mode, a ventilation opening is formed between the fan box (16) and a first screening box (26), the right side of the first screening box (26) is communicated with a first collecting box (4) through a screening pipe (3), the first collecting box (4) is fixedly installed on vertical plates (5), sliding grooves (8) are formed in the two vertical plates (5) respectively, the sliding grooves (8) are formed oppositely, a second screening box (28) is arranged between the vertical plates (5), one ends of transverse rods (22) are fixedly installed on the two sides of the second screening box (28), sliding wheels (7) are rotatably installed at the other ends of the transverse rods (22), the second screening box (28) is slidably installed on the sliding grooves (8) of the vertical plates (5) through the sliding wheels (7), the outlet end of the first screening box (26) is fixedly connected with the inlet ends of the second screening box (28, the front end face of the second screening box (28) is hinged with a second screening box door (23) through a hinge, the first screening plate (18) and the second screening plate (30) are fixedly installed on the peripheral inner wall of the second screening box (28), the first screening plate (18) is positioned above the second screening plate (30), the first screening plate (18) is provided with a plurality of first screening holes (29), the second screening plate (30) is provided with a plurality of second screening holes (32), the middle transverse plate (10) is rotatably provided with two cam rotating rods (11), the cam rotating rods (11) are symmetrically distributed on the middle transverse plate (10), the cam rotating rods (11) are fixedly provided with a cam (19) and a second belt pulley (20), the cam (19) is provided with a limiting groove, the bottom of the second screening box (28) is fixedly provided with a cam mandril (21), and the second screening box (28) is slidably installed on the cam (19) through the cam mandril (21), the screening device is characterized in that a first motor (17) is fixedly mounted on the bottom plate (14), a first belt pulley (13) is fixedly mounted on a transmission shaft of the first motor (17), a second collecting box (15) is fixedly mounted at the top of the bottom plate (14), the second collecting box (15) is communicated with the outlet end of a second screening box (28) through a second hose (9), and the second hose (9) penetrates through the middle transverse plate (10) and is slidably mounted on the middle transverse plate (10).

2. Watermelon seed screening device according to claim 1, characterized in that the second hose (9) runs through the middle cross plate (10) and is slidably mounted on the middle cross plate (10).

3. Watermelon seed screening apparatus according to claim 1, wherein a belt (12) is sleeved between the first belt pulley (13) and the second belt pulley (20).

4. The watermelon seed screening device according to claim 1, wherein a rotating wheel is rotatably mounted on the sliding end of the cam post rod (21).

Technical Field

The invention relates to a seed screening device, in particular to a watermelon seed screening device.

Background

The seed that can carry out first step to the watermelon among the current watermelon planting process, screening through the seed, watermelon after can making things convenient for is grown seedlings, can improve the survival rate of watermelon seeding in-process seedling effectively through selecting the big and high seed of full granule, and the growth conditions of seedling, current watermelon seed seeding in-process is a lot of to do not adopt the screening, adopt watermelon seed sieving mechanism a bit, because the screening is abundant thorough inadequately, cause the great but lighter seed of inside cavity quality of some granule to leave, when obtaining the full good watermelon seed of quality of granule, to those relatively not full quality better but can sow the watermelon seed once more and not collect, there is certain waste.

Disclosure of Invention

The invention aims to provide a watermelon seed screening device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a watermelon seed screening device comprises a first collecting box, a bottom plate, a second collecting box, a cam, a first screening box and a second screening box, wherein two vertical plates are fixedly arranged on two sides of the bottom plate, a top supporting plate is fixedly arranged between the two vertical plates and positioned at the tops of the vertical plates, a middle transverse plate is fixedly arranged between the two vertical plates, a feed inlet is arranged above the top supporting plate, one end of a feed pipe is fixedly arranged at the bottom of the feed inlet, the other end of the feed pipe penetrates through the top supporting plate and is fixedly arranged at the bottom of the feed pipe, a first screening box is fixedly arranged between the first screening box and the vertical plates, a fan box is fixedly arranged on the inner wall of the left side of the fan box, a second motor is rotatably arranged on a fan blade through a transmission shaft, a vent is arranged between the fan box and the first screening box, the right side of the first screening box is communicated, the two vertical plates are respectively provided with a sliding chute, the sliding chutes are oppositely arranged, a second screening box is arranged between the vertical plates, one end of a transverse rod is fixedly arranged at two sides of the second screening box, the other end of the transverse rod is rotatably provided with a sliding wheel, the second screening box is slidably arranged on the sliding chutes of the vertical plates through the sliding wheel, the outlet end of the first screening box is fixedly connected with the inlet end of the second screening box through a first hose, the front end surface of the second screening box is hinged with a second screening box door through a hinge, the inner wall of the periphery of the second screening box is fixedly provided with a first screening plate and a second screening plate, the first screening plate is positioned above the second screening plate, the first screening plate is provided with a plurality of first screening holes, the second screening plate is provided with a plurality of second screening holes, the middle transverse plate is rotatably provided with two cam rotating rods, the cam rotating rods are symmetrically distributed on the middle transverse plate, and a cam and a second belt pulley are fixedly arranged, a limiting groove is formed in the cam, a cam ejector rod is fixedly installed at the bottom of the second screening box, the second screening box is installed on the cam in a sliding mode through the cam ejector rod, a first motor is fixedly installed on the bottom plate, a first belt pulley is fixedly installed on a transmission shaft of the first motor, a second collecting box is fixedly installed at the top of the bottom plate and communicated with the outlet end of the second screening box through a second hose, and the second hose penetrates through the middle transverse plate and is installed on the middle transverse plate in a sliding mode.

As a further scheme of the invention: the second hose penetrates through the middle transverse plate and is slidably mounted on the middle transverse plate.

As a still further scheme of the invention: a belt is sleeved between the first belt pulley and the second belt pulley.

As a still further scheme of the invention: and a rotating wheel is rotatably arranged on the sliding end of the cam mandril.

Compared with the prior art, the invention has the beneficial effects that: this device simple structure, high durability and convenient use, screen the lighter seed screening of inside necrosis quality to those full but the interior particles through setting up first screening case, the quality of screening has been improved, also obtain the watermelon seed that the granule is not full relatively but can the seeding use when further screening the watermelon seed that obtains the granule full through setting up the second screening case, carry out the layering through the watermelon seed that can all sow to two kinds of different qualities, can classify the seeding to the watermelon seed of different qualities, the waste of watermelon seed has been avoided.

Drawings

FIG. 1 is a schematic structural diagram of a watermelon seed screening device.

FIG. 2 is a side view of a cam in the watermelon seed screening apparatus.

FIG. 3 is a sectional view of a second screening box of the watermelon seed screening apparatus.

In the figure: the device comprises a feed inlet 1, a top supporting plate 2, a screening pipe 3, a first collecting box 4, a vertical plate 5, a first hose 6, a sliding wheel 7, a sliding chute 8, a second hose 9, a middle transverse plate 10, a cam rotating rod 11, a belt 12, a first belt pulley 13, a bottom plate 14, a second collecting box 15, a fan box 16, a first motor 17, a first screening plate 18, a cam 19, a second belt pulley 20, a cam ejector rod 21, a transverse rod 22, a second screening box door 23, a second motor 24, fan blades 25, a first screening box 26, a feed pipe 27, a second screening box 28, a first screening hole 29, a second screening plate 30, an ejector rod rotating wheel 31 and a second screening hole 32.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, in the embodiment of the present invention, a watermelon seed screening device includes a feeding port 1, a top supporting plate 2, a screening pipe 3, a first collecting box 4, a vertical plate 5, a first hose 6, a sliding wheel 7, a chute 8, a second hose 9, a middle cross plate 10, a cam rotating rod 11, a belt 12, a first belt pulley 13, a bottom plate 14, a second collecting box 15, a fan box 16, a first motor 17, a first screening plate 18, a cam 19, a second belt pulley 20, a cam ejecting rod 21, a transverse rod 22, a second screening box door 23, a second motor 24, a fan blade 25, a first screening box 26, a feeding pipe 27, a second screening box 28, a first screening hole 29, a second screening plate 30, an ejecting rod rotating wheel 31 and a second screening hole 32, wherein the vertical plate 5 is fixedly installed on two sides of the bottom plate 14, the top supporting plate 2 is fixedly installed between the vertical plates 5, and the top supporting plate 2 is located on the top of the vertical, a middle transverse plate 10 is fixedly arranged between two vertical plates 5, a feed inlet 1 is arranged above a top supporting plate 2, one end of a feed pipe 27 is fixedly arranged at the bottom of the feed inlet 1, the other end of the feed pipe 27 penetrates through the top supporting plate 2, a first screening box 26 is fixedly arranged at the bottom of the feed pipe 27, a fan box 16 is fixedly arranged between the first screening box 26 and the vertical plates 5, a second motor 24 is fixedly arranged on the inner wall of the left side of the fan box 16, the second motor 24 is rotatably arranged on a fan blade 25 through a transmission shaft, a ventilation opening is formed between the fan box 16 and the first screening box 26, the right side of the first screening box 26 is communicated with a first collecting box 4 through a screening pipe 3, the first collecting box 4 is fixedly arranged on the vertical plates 5, sliding grooves 8 are respectively formed on the two vertical plates 5, the sliding grooves 8 are oppositely formed, a second screening box 28 is arranged between the vertical, the other end of the transverse rod 22 is rotatably provided with a sliding wheel 7, the second screening box 28 is slidably arranged on a sliding groove 8 of the vertical plate 5 through the sliding wheel 7, the outlet end of the first screening box 26 is fixedly connected with the inlet end of the second screening box 28 through a first hose 6, the front end surface of the second screening box 28 is provided with a second screening box door 23 through a hinge, the peripheral inner wall of the second screening box 28 is fixedly provided with a first screening plate 18 and a second screening plate 30, the first screening plate 18 is positioned above the second screening plate 30, the first screening plate 18 is provided with a plurality of first screening holes 29, the second screening plate 30 is provided with a plurality of second screening holes 32, the middle transverse plate 10 is rotatably provided with two cam rotating rods 11, the cam rotating rods 11 are symmetrically distributed on the middle transverse plate 10, the cam rotating rods 11 are fixedly provided with a cam 19 and a second belt pulley 20, the cam 19 is provided with a limiting groove, the bottom of the second screening box 28 is fixedly provided with a cam mandril 21, the second screening box 28 is slidably arranged on a cam 19 through the cam mandril 21, the bottom plate 14 is fixedly provided with a first motor 17, a transmission shaft of the first motor 17 is fixedly provided with a first belt pulley 13, the top of the bottom plate 14 is fixedly provided with a second collecting box 15, the second collecting box 15 is communicated with the outlet end of the second screening box 28 through a second hose 9, the second hose 9 penetrates through the middle transverse plate 10 and is slidably arranged on the middle transverse plate 10, a belt 12 is sleeved between the first belt pulley 13 and the second belt pulley 20, a rotating wheel is rotatably arranged on the sliding end of the cam mandril 21, when watermelon seeds are screened, the watermelon seeds are poured into the feeding port 1, the second motor 24 is started to drive the fan blades 25 to rotate, and the fan blades 25 are utilized to blow out wind with proper wind speed by controlling the rotating speed of the second, the seeds entering the first screening box 26 are screened in the first step, watermelon seeds with large particles but light inner necrotic cavities are conveniently blown into the first collecting box 4, when the seeds enter the second screening box 28, the first motor 17 is started, the first motor 17 rotates at high speed to drive the cam 19 to rotate at high speed, so that the second screening box 28 moves up and down at high speed, the watermelon seeds falling into the second screening box 28 are further screened by the first screening plate 18 and the second screening plate 30, finally, the seeds with the fullest and complete particles fall into the second collecting box 15, the seeds with relative plump seeds fall into the second screening plate 30, the seeds with relative unsatisfied seeds stop at the first screening plate 18, the watermelon seeds which can be sown in two different qualities can be layered, the watermelon seeds with different qualities can be sown in a classified mode, and the waste of the watermelon seeds is avoided, after the screening is finished, the second screening box door 23 is opened, the seeds after the secondary screening are taken out, the second collecting box is opened again, and the finally screened seeds are taken out.

The working principle of the invention is as follows: when watermelon seeds are screened, the watermelon seeds are poured into the feeding hole 1, the second motor 24 is started to drive the fan blades 25 to rotate, the fan blades 25 are used for blowing out wind with proper wind speed by controlling the rotating speed of the second motor 24, the seeds entering the first screening box 26 are screened for the first step, the watermelon seeds with large particles but light inner necrotic cavities are conveniently blown into the first collecting box 4, the first motor 17 is started when the seeds enter the second screening box 28, the first motor 17 rotates at high speed to drive the cam 19 to rotate at high speed so as to enable the second screening box 28 to move up and down at high speed, the watermelon seeds falling into the second screening box 28 are further screened through the first screening plate 18 and the second screening plate 30, finally, the seeds with the fullest complete particles fall into the second collecting box 15, and the relatively plump seeds fall into the second screening plate 30, the seeds that are not plump relatively stop at first screening plate 18, carry out the layering through the watermelon seed that can all sow to two kinds of different qualities, can sort the watermelon seed of different qualities and sow, avoided the waste of watermelon seed, the screening finishes, opens second screening chamber door 23, takes out the seed after the secondary screening, opens the second collecting box again, takes out the seed after final screening.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.