Seed screening machine for agricultural technology popularization

Abstract

The utility model relates to the technical field of seed screening, in particular to a seed screening machine for agricultural technology popularization, which comprises a base plate, a side plate and a supporting plate are fixed at the top of the base plate, a collecting plate is placed on the base plate, a reset guide mechanism is mounted on one side of the top end of the base plate, and a connecting plate is sleeved on the reset guide mechanism. A screening mechanism is rotatably mounted at the bottom end of the connecting plate, two symmetrical side grooves are formed in the end, away from the connecting plate, of the screening mechanism, a positionable adjusting mechanism is slidably mounted on the side grooves, a reciprocating pushing mechanism is rotatably connected to the bottom end of the adjusting mechanism, and the reciprocating pushing mechanism is mounted on the supporting plate. According to the seed screening device, when the screening mechanism which is obliquely arranged is adjusted to conduct screening work, the sliding speed of seeds can be adjusted by adjusting the inclination angle of the screening mechanism, and the screening effect can be improved conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of seed screening, in particular to a seed screening machine for agricultural technology promotion. Background Art

[0002] In modern agricultural related activities, seed screening is an important process for controlling seed quality and morphology. It is necessary to use relevant screening equipment to separate seeds of different sizes. Existing screening equipment mainly uses different screens in conjunction with vibration mechanisms to perform seed vibration screening. The existing screening mechanism is horizontally set and is not convenient for discharging. The inclined screening mechanism is not convenient for adjusting its inclination angle, and the sliding speed of the seeds is difficult to control, which affects the screening effect.

[0003] After searching, a utility model with Chinese patent publication number CN211134614U discloses a seed screening machine for agricultural technology promotion. The device mainly screens seeds in sequence through a first screening net, a second screening net and a third screening net. The first screening net, the second screening net and the third screening net are set at fixed angles. It is not convenient to reduce the inclination angle of seeds with smooth surfaces, causing the seeds to slide faster, affecting the screening effect. Utility Model Content

[0004] The utility model aims to provide a seed screening machine for agricultural technology promotion to solve the problems raised in the above-mentioned background technology.

[0005] The technical solution of the utility model is: a seed screening machine for agricultural technology promotion, comprising a base plate, a side plate and a support plate fixed on the top of the base plate, a collecting plate placed on the base plate, a reset guide mechanism installed on one side of the top of the base plate, a connecting plate sleeved on the reset guide mechanism, a screening mechanism rotatably installed on the bottom end of the connecting plate, two symmetrical side grooves are provided at one end of the screening mechanism away from the connecting plate, a positionable adjustment mechanism is slidably installed on the side groove, the bottom end of the adjustment mechanism is rotatably connected with a reciprocating push mechanism, and the reciprocating push mechanism is installed on the support plate.

[0006] The effect achieved by the above-mentioned components is: the reciprocating pushing mechanism can cooperate with the reset guide mechanism to drive the screening mechanism to perform lateral reciprocating motion, and the screening mechanism in a horizontal state is used to perform multiple screening operations on the seeds. After the screening work is completed, the screening mechanism is flipped by releasing the limiting effect of the adjustment mechanism and the side groove, so that the seeds are guided out along the inclined screening mechanism. When the screening work is performed using the screening mechanism that is adjusted to be inclined, the sliding speed of the seeds can be adjusted by adjusting the inclination angle of the screening mechanism, thereby improving the screening effect.

[0007] Preferably, the reciprocating pushing mechanism includes a slide plate, both ends of which are rotatably connected to the bottom end of the adjusting mechanism, guide strips slidingly matched with the top end of the support plate are fixed on both sides of the bottom end of the slide plate, and a driving mechanism fixed to the support plate is installed at the bottom of the slide plate.

[0008] The effect achieved by the above components is: the driving mechanism drives the slide plate and the guide bar to slide back and forth along the top of the support plate, thereby achieving the purpose of driving the screening mechanism to move back and forth horizontally.

[0009] Preferably, the driving mechanism includes a driving motor mounted on the supporting plate, a driving gear is fixed to the output shaft of the driving motor, a quarter-cycle tooth groove is provided on the outer side wall of the driving gear, and a rack meshing with the driving gear is fixed to the bottom of the skateboard.

[0010] The effect achieved by the above components is: the purpose of lateral reciprocating motion of the screening mechanism is achieved by driving the motor to cooperate with the meshing transmission effect of the driving gear and the rack.

[0011] Preferably, the reset guide mechanism includes a slide bar fixed on the side plate, the slide bar passes through the connecting plate and is fixed with a limiting plate, two springs are sleeved on the slide bar, and the two springs are located on both sides of the connecting plate.

[0012] The effects achieved by the above components are: the connecting plate and the screening mechanism can be guided, supported and reciprocatedly pushed through the sliding rod, the limiting plate and the spring.

[0013] Preferably, the screening mechanism includes a plurality of slot plates distributed up and down, connecting rods are fixed between the slot plates, screen plates are installed in the slot plates, a side opening is provided at one end of the top of the slot plate away from the connecting plate, a discharge plate is fixed at the discharge end of the side opening, and the side slot is provided on the side wall of the slot plate.

[0014] The effects achieved by the above components are: the seeds can be screened in sequence through the screen plates in the multiple slot plates, and the side ports and the discharge plates can facilitate the export of the screened seeds.

[0015] Preferably, the adjustment mechanism includes a flip rod rotatably connected to the slide plate, a sliding column is fixed to the top of the flip rod, a limiting slip ring slidably matched with the side groove is fixed to the sliding column, and a positioning bolt is threadedly inserted on the sliding column and abuts against the inner wall of the side groove.

[0016] The effect achieved by the above components is: the positioning bolt can cooperate with the tightening effect of the side groove to position and lock the sliding column, and then the screening mechanism can be positioned after the angle is adjusted, wherein the limiting slip ring can limit and guide the sliding column.

[0017] The utility model provides a seed screening machine for agricultural technology promotion through improvement, which has the following improvements and advantages compared with the prior art:

[0018] The reciprocating pushing mechanism can cooperate with the reset guide mechanism to drive the screening mechanism to perform lateral reciprocating motion, and the screening mechanism in a horizontal state can be used to perform multiple screening operations on the seeds. After the screening work is completed, the screening mechanism can be flipped by releasing the limiting effect of the adjusting mechanism and the side grooves, so that the seeds can be guided out along the inclined screening mechanism. When the screening work is performed using the inclined screening mechanism, the sliding speed of the seeds can be adjusted by adjusting the inclination angle of the screening mechanism, thereby improving the screening effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The utility model is further explained below in conjunction with the accompanying drawings and embodiments:

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 It is a three-dimensional structural schematic diagram of the adjustment mechanism in the utility model;

[0022] Figure 3 It is a side view structural schematic diagram of the utility model in a horizontal state;

[0023] Figure 4 It is a side view structural schematic diagram of the utility model in an inclined state.

[0024] Description of reference numerals:

[0025] 1. Base plate; 2. Side plate; 3. Support plate; 4. Reset guide mechanism; 5. Connecting plate; 6. Screening mechanism; 61. Slot plate; 62. Screen plate; 63. Connecting rod; 64. Side port; 65. Discharging plate; 7. Side slot; 8. Adjusting mechanism; 81. Sliding column; 82. Positioning bolt; 83. Limiting slip ring; 84. Turning rod; 9. Reciprocating pushing mechanism; 91. Driving mechanism; 92. Slide plate; 93. Guide strip; 10. Collecting plate. DETAILED DESCRIPTION

[0026] The utility model is described in detail below, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] The utility model provides a seed screening machine for agricultural technology promotion through improvement. The technical solution of the utility model is:

[0028] In the embodiment of the present utility model, Figure 1-Figure 4 As shown, a seed screening machine for agricultural technology promotion includes a base plate 1, a side plate 2 and a support plate 3 are fixed on the top of the base plate 1, a collecting plate 10 is placed on the base plate 1, a reset guide mechanism 4 is installed on one side of the top of the base plate 1, the reset guide mechanism 4 includes a slide bar fixed on the side plate 2, the slide bar passes through a connecting plate 5 to fix a limiting plate, two springs are sleeved on the slide bar, and the two springs are located on both sides of the connecting plate 5, a connecting plate 5 is sleeved on the reset guide mechanism 4, and a screening mechanism 6 is rotatably installed on the bottom end of the connecting plate 5, and the reciprocating pushing mechanism 9 can cooperate with the reset guide mechanism 4 to drive the screening mechanism 6 to perform lateral reciprocating motion, and the screening in the horizontal state is utilized. The selection mechanism 6 performs multiple screening operations on the seeds. Two symmetrical side grooves 7 are provided at one end of the screening mechanism 6 away from the connecting plate 5. A positionable adjusting mechanism 8 is slidably installed on the side groove 7. The bottom end of the adjusting mechanism 8 is rotatably connected to a reciprocating driving mechanism 9. The reciprocating driving mechanism 9 is installed on the supporting plate 3. By releasing the limiting effect of the adjusting mechanism 8 and the side grooves 7, the screening mechanism 6 is turned over, so that the seeds are guided out along the inclined screening mechanism 6. When the screening work is performed by adjusting the inclined screening mechanism 6, the sliding speed of the seeds can be adjusted by adjusting the inclination angle of the screening mechanism 6, so as to improve the screening effect.

[0029] In an embodiment of the utility model, the reciprocating pushing mechanism 9 includes a slide plate 92, both ends of the slide plate 92 are rotatably connected to the bottom end of the adjusting mechanism 8, guide bars 93 slidingly matched with the top end of the support plate 3 are fixed on both sides of the bottom end of the slide plate 92, and a driving mechanism 91 fixed to the support plate 3 is installed at the bottom of the slide plate 92. The slide plate 92 and the guide bar 93 are driven by the driving mechanism 91 to slide back and forth along the top end of the support plate 3, thereby achieving the driving purpose of the lateral reciprocating motion of the screening mechanism 6. The driving mechanism 91 includes a driving motor installed on the support plate 3, and the output shaft of the driving motor is fixed with a driving gear, and a quarter-cycle tooth groove is provided on the outer side wall of the driving gear. A rack meshing with the driving gear is fixed at the bottom of the slide plate 92.

[0030] In the embodiment of the utility model, the screening mechanism 6 includes a plurality of slot plates 61 distributed up and down, a connecting rod 63 is fixed between the slot plates 61, a screen plate 62 is installed in the slot plate 61, a side opening 64 is provided at one end of the top of the slot plate 61 away from the connecting plate 5, a discharge plate 65 is fixed at the discharge end of the side opening 64, and a side slot 7 is provided on the side wall of the slot plate 61. The seeds can be screened in sequence through the screen plates 62 in the plurality of slot plates 61, and the side opening 64 and the discharge plate 65 can facilitate the export of the screened seeds. The adjusting mechanism 8 comprises a flip rod 84 rotatably connected to the slide plate 92, a slide column 81 is fixed on the top of the flip rod 84, a limit slip ring 83 which slides with the side groove 7 is fixed on the slide column 81, a positioning bolt 82 which contacts with the inner wall of the side groove 7 is threadedly inserted on the slide column 81, and the positioning bolt 82 can cooperate with the tightening effect of the side groove 7 to position and lock the slide column 81, so as to position the screening mechanism 6 after the angle is adjusted, wherein the limit slip ring 83 can limit and guide the slide column 81.

[0031] The working principle of a seed screening machine for agricultural technology promotion provided by the utility model is as follows: the reciprocating pushing mechanism 9 can cooperate with the reset guide mechanism 4 to drive the screening mechanism 6 to perform lateral reciprocating motion, wherein the driving motor can cooperate with the meshing transmission effect of the driving gear and the rack to drive the slide plate 92 and the guide bar 93 to slide back and forth along the top of the support plate 3, and the slide bar, the limit plate and the spring can guide and support the connecting plate 5 and the screening mechanism 6 and reciprocate to promote the working purpose, and use the screening mechanism 6 in a horizontal state to perform multiple screening operations on the seeds. After the screening work is completed, the positioning bolt 82 can cooperate with the tightening effect of the side groove 7 to perform the positioning and locking work of the slide column 81, and then the screening mechanism 6 after the angle is adjusted can be positioned, so that the screening mechanism 6 is turned over, so that the seeds are exported along the inclined screening mechanism 6. When the screening work is performed by adjusting the inclined screening mechanism 6, the sliding speed of the seeds can be adjusted by adjusting the inclination angle of the screening mechanism 6.

[0032] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A seed screening machine for agricultural technology promotion, comprising a base plate (1), a side plate (2) and a support plate (3) fixed on the top of the base plate (1), a collecting plate (10) placed on the base plate (1), Features: A reset guide mechanism (4) is installed on one side of the top of the base plate (1), a connecting plate (5) is sleeved on the reset guide mechanism (4), a screening mechanism (6) is rotatably installed on the bottom end of the connecting plate (5), two symmetrical side grooves (7) are provided on the end of the screening mechanism (6) away from the connecting plate (5), a positionable adjustment mechanism (8) is slidably installed on the side groove (7), and a reciprocating driving mechanism (9) is rotatably connected to the bottom end of the adjustment mechanism (8), and the reciprocating driving mechanism (9) is installed on the support plate (3).

2. A seed screening machine for agricultural technology promotion according to claim 1, Features: The reciprocating pushing mechanism (9) comprises a slide plate (92), both ends of which are rotatably connected to the bottom end of the adjusting mechanism (8), guide bars (93) which are slidably matched with the top end of the supporting plate (3) are fixed on both sides of the bottom end of the slide plate (92), and a driving mechanism (91) fixed to the supporting plate (3) is installed at the bottom of the slide plate (92).

3. A seed screening machine for agricultural technology promotion according to claim 2, Features: The driving mechanism (91) comprises a driving motor mounted on the supporting plate (3), a driving gear being fixed to the output shaft of the driving motor, a quarter-period tooth groove being arranged on the outer side wall of the driving gear, and a rack meshing with the driving gear being fixed to the bottom of the sliding plate (92).

4. A seed screening machine for agricultural technology promotion according to claim 1, Features: The reset guide mechanism (4) comprises a slide bar fixed on the side plate (2), the slide bar passes through the connection plate (5) and is fixed with a limit plate, two springs are sleeved on the slide bar, and the two springs are located on both sides of the connection plate (5).

5. A seed screening machine for agricultural technology promotion according to claim 2, Features: The screening mechanism (6) comprises a plurality of slot plates (61) distributed vertically, connecting rods (63) are fixed between the slot plates (61), a screen plate (62) is installed in the slot plate (61), a side opening (64) is provided at one end of the top of the slot plate (61) away from the connecting plate (5), a discharge plate (65) is fixed at the discharge end of the side opening (64), and the side groove (7) is provided on the side wall of the slot plate (61).

6. A seed screening machine for agricultural technology promotion according to claim 5, Features: The adjusting mechanism (8) comprises a flip rod (84) rotatably connected to the slide plate (92), a sliding column (81) is fixed to the top of the flip rod (84), a limiting sliding ring (83) slidably matched with the side groove (7) is fixed to the sliding column (81), and a positioning bolt (82) is threadedly inserted on the sliding column (81) and contacts the inner wall of the side groove (7).

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