Wheat seed screening device

Abstract

The utility model relates to the technical field of seed screening, and discloses a wheat seed screening device which solves the problems that an existing wheat seed screening device is poor in screening effect and affects the quality of wheat seeds, and comprises a screening box, a feeding pipe is connected to one side of the upper end of the screening box, and a discharging pipe is connected to one side of the lower end of the screening box. According to the seed screening device, the double-shaft motor drives the transmission rod to rotate, the transmission rod drives the cam to rotate, when the cam continuously rotates, the screening frame continuously reciprocates under the cooperation of the spring, and then raw materials in the screening frame continuously vibrate, so that seeds in the screening frame are screened, and the screened seeds fall into the shaking frame; the transmission rod drives the rotating disc to rotate, when the rotating disc continuously rotates, the moving plate drives the shaking frame to move left and right, the seeds in the shaking frame shake left and right, and under the double screening effect of the screening assembly, the seed screening quality is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of seed screening, in particular to a wheat seed screening device. Background Art

[0002] The wheat seeds are semi-winter, medium-early maturing, and mature 1 to 2 days earlier than the control Yumai No. 49 and Xinmai No. 18. The seedlings are upright, with wide leaves, dark green leaves, medium tillering ability, early jointing in spring, rapid growth, fast polarization, early heading, and average ear formation rate. The plant height is about 77 cm, the plant type is compact, the flag leaves are wide and curly, the ear layer is neat, and the appearance is beautiful. The ears are rectangular, long awns, white shells, white grains, semi-horny grains, average fullness, and medium black embryo rate. The average number of ears per mu is 366,000, the number of grains per ear is 37.6, and the thousand-grain weight is 39.5 grams. The seedling stage is strong and has medium cold resistance. It is sensitive to low temperature and drought in spring, the stems are elastic, the resistance to lodging is good, and it can withstand high temperatures in the later period. It matures early and has a good maturity. It is a monocotyledonous plant. Since there are a lot of impurities in wheat seeds, the impurities may affect the quality of wheat seeds and be detrimental to their growth. Therefore, before planting wheat seeds, people will screen the wheat seeds to remove the impurities attached to the wheat seeds. Generally, the wheat seeds are manually poured onto the screen, and then the handheld screen is manually moved left and right for screening. This screening method has low screening efficiency, and the screening effect of impurities attached to the seeds is poor, which affects the screening quality of wheat seeds. Such a wheat seed screening device has a poor screening effect, which affects the quality of wheat seeds. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a wheat seed screening device, which effectively solves the problem that the current wheat seed screening device has poor screening effect and affects the quality of wheat seeds.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a wheat seed screening device, comprising a screening box, a feeding pipe is connected to one side of the upper end of the screening box, a discharging pipe is connected to one side of the lower end of the screening box, an inclined seat is connected to the bottom end of the screening box, one inclined end of the inclined seat contacts with one side of the discharging pipe, guide plates are connected to both sides of the screening box, a screening frame is slidably connected to one side of the screening box, a filter is connected to one side of the screening frame, a screening assembly is connected to one side of the screening box, the screening assembly comprises a double-axis motor installed on one side of the screening box, both ends of the double-axis motor are connected to transmission rods, a support plate is provided on the outside of the transmission rod, one end of the support plate is connected to one side of the screening box, one end of one of the transmission rods is connected to a vibration unit, and one end of the other transmission rod is connected to a turntable.

[0005] Preferably, a rotating rod is connected to one side of the rotating disk, a sliding frame is sleeved on one side of the rotating rod, a sliding groove is opened in the middle of one side of the sliding frame, and the rotating rod is located inside the sliding groove.

[0006] Preferably, one end of the sliding frame is connected to a moving plate, one end of the moving plate extends through and into the interior of the screening box and is connected to a shaking frame, and both sides of the shaking frame are slidably connected to both sides of the inner wall of the screening box.

[0007] Preferably, the vibration unit includes a cam installed on one end of the transmission rod, connecting rods are connected to both sides of one end of the screening box, one end of the connecting rod is connected to a connecting plate, one end of the connecting plate contacts one side of the cam, one end of the connecting rod extends through the interior of the screening box, one end of the connecting rod is connected to one side of the screening frame, and moving blocks are symmetrically connected to both sides of the screening frame.

[0008] Preferably, one end of the moving block is slidably connected to the inner wall of the screening box, a moving rod is penetrated and connected to one side of the moving block, both ends of the moving rod are connected to the two sides of the inner wall of the screening box, springs are sleeved on both sides of the outside of the moving rod, one end of the spring is connected to one side of the inner wall of the screening box, and the other end of the spring is connected to one side of the moving block.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] The utility model, through the setting of the screening component, drives the transmission rod to rotate through the double-axis motor, and the transmission rod drives the cam to rotate. When the cam rotates continuously, the screening frame continuously makes reciprocating motion under the cooperation of the spring, thereby causing the raw materials inside the screening frame to vibrate continuously, so that the seeds inside the screening frame are screened, and the screened seeds fall into the shaking frame. The transmission rod drives the turntable to rotate. When the turntable rotates continuously, the movable plate drives the shaking frame to move left and right, causing the seeds inside the shaking frame to shake left and right. Under the dual screening action of the screening component, the seed screening quality is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0012] In the attached picture:

[0013] Figure 1 This is a front view of a wheat seed screening device of the utility model;

[0014] Figure 2 This is a schematic diagram of the connection structure of the guide plate of the utility model;

[0015] Figure 3 It is a structural schematic diagram of the screening component of the utility model;

[0016] Figure 4 This is a schematic diagram of the connection structure of the rotating rod of the utility model;

[0017] Figure 5 It is a structural schematic diagram of the vibration unit of the utility model.

[0018] In the figure: 1. screening box; 2. feed pipe; 3. discharge pipe; 4. tilting seat; 5. guide plate; 6. screening frame; 7. filter screen; 9. screening assembly; 91. dual-axis motor; 92. transmission rod; 93. support plate; 94. vibration unit; 9401. cam; 9402. connecting rod; 9403. connecting plate; 9404. moving block; 9405. moving rod; 9406. spring; 95. turntable; 96. rotating rod; 97. sliding frame; 98. slide groove; 99. moving plate; 910. shaking frame. DETAILED DESCRIPTION

[0019] The following is combined with Figure 1-5 This application is described in further detail.

[0020] The present application embodiment discloses a wheat seed screening device. Figure 1-4 , including a screening box 1, a feeding pipe 2 is connected to one side of the upper end of the screening box 1, the feeding pipe 2 facilitates the material to enter the interior of the screening box 1, a discharging pipe 3 is connected to one side of the lower end of the screening box 1, a tilting seat 4 is connected to the bottom end of the screening box 1, the tilting seat 4 is convenient for the screened material to be discharged, and one tilted end of the tilting seat 4 contacts one side of the discharging pipe 3, both sides of the screening box 1 are connected with guide plates 5, the guide plates 5 are located between the screening frame 6 and the shaking frame 910, and the material screened by the screening frame 6 enters the inside of the shaking frame 910 under the guide of the guide plate 5, the screening box 1 is slidably connected to one side of the interior, the screening frame 6 is connected to a filter screen 7 on one side, and a screening component is connected to one side of the screening box 1, and the screening component 9 includes a material guide plate 5 installed on A double-axis motor 91 is on one side of the screening box 1, and both ends of the double-axis motor 91 are connected to transmission rods 92. A support plate 93 is sleeved on the outside of the transmission rod 92, and one end of the support plate 93 is connected to one side of the screening box 1. One end of one of the transmission rods 92 is connected to a vibration unit 94, and one end of the other transmission rod 92 is connected to a turntable 95, and one side of the turntable 95 is connected to a rotating rod 96. A sliding frame 97 is sleeved on one side of the rotating rod 96, and a slide groove 98 is opened in the middle of one side of the sliding frame 97. The rotating rod 96 is located inside the slide groove 98, and one end of the sliding frame 97 is connected to a moving plate 99. One end of the moving plate 99 extends through and extends to the inside of the screening box 1 and is connected to a shaking frame 910. Both sides of the shaking frame 910 are slidably connected to both sides of the inner wall of the screening box 1.

[0021] Reference Figure 5The vibration unit 94 includes a cam 9401 installed at one end of the transmission rod 92, connecting rods 9402 are connected to both sides of one end of the screening box 1, one end of the connecting rod 9402 is connected to a connecting plate 9403, one end of the connecting plate 9403 contacts one side of the cam 9401, one end of the connecting rod 9402 extends through the inside of the screening box 1, one end of the connecting rod 9402 is connected to one side of the screening frame 6, and both sides of the screening frame 6 are symmetrically connected with moving blocks 9404, one end of the moving block 9404 is slidably connected to the inner wall of the screening box 1, and one side of the moving block 9404 is penetrated and connected with a moving rod 9405, both ends of the moving rod 9405 are connected to both sides of the inner wall of the screening box 1, and springs 9406 are sleeved on both sides of the outside of the moving rod 9405, one end of the spring 9406 is connected to one side of the inner wall of the screening box 1, and the other end of the spring 9406 is connected to one side of the moving block 9404.

[0022] The implementation principle of a wheat seed screening device in an embodiment of the present application is as follows: when in use, the seeds to be screened are transported to the inside of the screening frame 6 through the feed pipe 2, and the transmission rod 92 is driven to rotate by the dual-axis motor 91, and the transmission rod 92 drives the cam 9401 to rotate. When one end of the cam 9401 contacts one side of the connecting plate 9403, the connecting plate 9403 drives the connecting rod 9402 to move to one side, and the connecting rod 9402 drives the screening frame 6 to move, and the screening frame 6 drives the moving block 9404 to move, and the moving block 9404 moves and squeezes the spring 9406, so that the spring 9406 at one end is compressed and the spring 9406 at the other end is in a stretched state. When the cam 9401 is not in contact with the connecting plate 9403, the screening frame 6 moves to the other side under the elastic potential energy of the spring 9406. When wheel 9401 rotates continuously, screening frame 6 makes reciprocating motion continuously with the cooperation of spring 9406, thereby making the raw material inside screening frame 6 vibrate continuously, so that the seeds inside screening frame 6 are screened, and the screened seeds fall into shaking frame 910, and transmission rod 92 drives turntable 95 to rotate, and turntable 95 drives rotating rod 96 to move, and rotating rod 96 is located inside slide groove 98, and rotating rod 96 is slidably connected with slide groove 98, and rotating rod 96 rotates to drive sliding frame 97 to move, and sliding frame 97 drives moving plate 99 to move, and moving plate 99 drives shaking frame 910 to move. When turntable 95 rotates continuously, moving plate 99 drives shaking frame 910 to move left and right, so that the seeds inside shaking frame 910 shake left and right, and under the double screening action of screening component, the screening quality of seeds is improved.

[0023] The model of the dual-axis motor is prior art and is widely used in society, so no further description is given. The electrical components appearing in this application are all externally connected to a power source and a control switch when in use.

[0024] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0025] Although 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 wheat seed screening device, comprising a screening box (1), characterized in that: One side of the upper end of the screening box (1) is connected to a feed pipe (2), one side of the lower end of the screening box (1) is connected to a discharge pipe (3), the bottom end of the screening box (1) is connected to an inclined seat (4), one inclined end of the inclined seat (4) contacts one side of the discharge pipe (3), both sides of the screening box (1) are connected to guide plates (5), one side of the screening box (1) is slidably connected to a screening frame (6), one side of the screening frame (6) is connected to a filter screen (7), and the screening box (1) is connected to a filter screen (7). 1) is connected to one side of a screening assembly (9), the screening assembly (9) comprising a double-axis motor (91) mounted on one side of a screening box (1), both ends of the double-axis motor (91) being connected to transmission rods (92), a support plate (93) being sleeved on the outside of the transmission rod (92), one end of the support plate (93) being connected to one side of the screening box (1), one end of one of the transmission rods (92) being connected to a vibration unit (94), and one end of the other of the transmission rods (92) being connected to a rotating disk (95).

2. A wheat seed screening device according to claim 1, characterized in that: One side of the rotating disk (95) is connected to a rotating rod (96), and a sliding frame (97) is sleeved on the outer side of the rotating rod (96). A sliding groove (98) is opened in the middle of one side of the sliding frame (97), and the rotating rod (96) is located inside the sliding groove (98).

3. A wheat seed screening device according to claim 2, characterized in that: One end of the sliding frame (97) is connected to a moving plate (99), one end of the moving plate (99) extends through the interior of the screening box (1) and is connected to a shaking frame (910), and both sides of the shaking frame (910) are slidably connected to both sides of the inner wall of the screening box (1).

4. A wheat seed screening device according to claim 1, characterized in that: The vibration unit (94) comprises a cam (9401) mounted on one end of a transmission rod (92); both sides of one end of the screening box (1) are connected to connecting rods (9402); one end of the connecting rod (9402) is connected to a connecting plate (9403); one end of the connecting plate (9403) contacts one side of the cam (9401); one end of the connecting rod (9402) extends through the interior of the screening box (1); one end of the connecting rod (9402) is connected to one side of a screening frame (6); and both sides of the screening frame (6) are symmetrically connected to moving blocks (9404).

5. A wheat seed screening device according to claim 4, characterized in that: One end of the moving block (9404) is slidably connected to the inner wall of the screening box (1); a moving rod (9405) is connected through one side of the moving block (9404); both ends of the moving rod (9405) are connected to the two sides of the inner wall of the screening box (1); springs (9406) are sleeved on both sides of the outer side of the moving rod (9405); one end of the spring (9406) is connected to one side of the inner wall of the screening box (1); and the other end of the spring (9406) is connected to one side of the moving block (9404).

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