CN219483379U - Seed selection device for corn seed production - Google Patents

Abstract

The utility model discloses a seed selecting device for corn seed production, which relates to the technical field of seed selecting devices for corn. According to the utility model, the motor is operated through the external controller, the motor is operated to drive the cam roller and the synchronous belt to synchronously rotate, the cam roller rotates to realize the vibration operation of the vibration partition plate, meanwhile, the synchronous belt rotates to drive the reciprocating screw rod to rotate, the reciprocating screw rod rotates to drive the transmission block to reciprocate, and the transmission block reciprocates to drive the feed hopper to reciprocate, so that the material is matched with the vibration partition plate in a vibration state when entering the inside of the device main body, the material can fall on the top of the vibration partition plate in an S-shaped staggered manner, the contact area of the material and the vibration partition plate is increased, the material is contacted with the vibration partition plate more uniformly, and the screening efficiency of the material is improved.

Description

Seed selection device for corn seed production

Technical Field

The utility model relates to the technical field of agricultural equipment, in particular to a corn seed selection device.

Background

The northwest region of China is the main production area of corn seeds. After corn is harvested, the plump degree of the grains is different and impurities exist, the seeds with plump grains are selected to form strong seedlings, and better corn is obtained, so that the screening device for corn seed production is needed.

The vibrating screen can screen out small particle impurities, the winnowing machine can remove corn husks and corn silk batting, but the applicant's production practice finds that the particle sizes of the shrunken grains and the full grains are almost similar, and part of shrunken grains are not removed, so that for edible corns, the shrunken grains are only small in starch amount, the processing is not affected, but for corn seeds, shrunken grains are removed, so that the germination rate is ensured. Separating the full seeds from the shrunken kernels requires a seed selection device for corn production.

Disclosure of Invention

The utility model aims to provide a seed selecting device for corn seed production, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a maize seed production is with selecting seed device, is in including device main part and fixed connection the inside flitch of device main part, the inside of device main part is provided with the feeder hopper that extends to the top, the inside of device main part is provided with selecting seed mechanism, the feeder hopper lower part is the rectangle, selecting seed mechanism is including rotating the connection in the device main part is inside, and extend to the reciprocating screw at outer wall both ends, the extension end of reciprocating screw is connected with first synchronizing wheel, first synchronizing wheel connects drive mechanism, reciprocating screw threaded connection is in the drive block, the drive block is fixed in feeder hopper rectangular section outer wall, the drive block gomphosis is in the concave groove that the device main part roof set up, device main part roof is equipped with the slide hole of size more than feeder hopper rectangular section, the slide hole is upper and lower through-hole, reciprocating screw drives the drive block in concave reciprocating sliding in, the device main part is inside is equipped with vibration baffle, vibration baffle is provided with the whereabouts hole by vibration baffle, the feed plate divide into two inclined planes, correspond respectively and accept upper portion thing, whereabouts thing of vibration baffle, the opposite both sides wall of device main part is equipped with upper portion export and whereabouts thing export respectively.

Further, the drive mechanism is the hold-in range that first synchronizing wheel cup jointed, and vibrating diaphragm's one end is rotated the link, and vibrating mechanism rotates through the pivot and connects inside the device main part, and the other end is free movable end, realizes vibrating diaphragm's vibration through the mode of the free movable end of cam roller bearing vibrating diaphragm, and the protruding of cam roller surface is along the axial setting, and the one end of cam roller pivot is connected with the second synchronizing wheel, and the hold-in range is connected to the second synchronizing wheel.

Further, the top fixedly connected with multiunit extension spring of flitch, and extension spring upper end and vibration baffle bottom fixed connection.

Preferably, the output shaft of the power motor is connected with the first synchronous wheel or the second synchronous wheel.

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

through setting up kind selection mechanism, make the motor function through external controller, the motor is operated and is driven cam roller and hold-in range and carry out synchronous rotation, the cam roller rotates and can realize the vibration operation to vibrating diaphragm, meanwhile, the hold-in range rotates and drives first synchronizing wheel and rotate, first synchronizing wheel rotates and drives reciprocating screw and rotate, reciprocating screw rotates and can drive the transmission piece and carry out reciprocating motion, the transmission piece carries out reciprocating motion and can drive the feeder hopper and carry out reciprocating motion, from the inside that makes the material get into the device main part with the vibrating diaphragm that is in vibrating state mutually support, can realize making the material be S form staggered fall at vibrating diaphragm' S top, improve the area of contact of material and vibrating diaphragm, make the material more even with vibrating diaphragm contact, thereby improve the screening efficiency of material.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the body of the present utility model;

fig. 3 is a schematic diagram of a seed selection mechanism according to the present utility model.

In the figure: 1. a device body; 2. a feed hopper; 3. a blanking plate; 4. a seed selection mechanism; 401. a reciprocating screw rod; 402. a first synchronizing wheel; 403. a synchronous belt; 404. a vibrating separator; 405. a second synchronizing wheel; 406. a cam roller; 407. a telescopic spring; 408. and a transmission block.

Detailed Description

The utility model provides a maize seed production is with selecting seed device, includes device main part 1 and through welded fastening connection at the inside flitch 3 of device main part 1, and the inside of device main part 1 is provided with the feeder hopper 2 that extends to the top, and the inside of device main part 1 is provided with selecting seed mechanism 4, and the outer wall of feeder hopper 2 passes through welded fastening connection has transmission piece 408, and the roof of device main part 1 is provided with the recess with transmission piece 408 assorted, and feeder hopper 2 passes through transmission piece 408 and device main part 1 sliding connection. The top wall of the device main body 1 is provided with a sliding hole with the size larger than that of the rectangular section of the feed hopper 2, the sliding hole is an upper through hole and a lower through hole, and the reciprocating screw rod 401 drives the transmission block 408 to slide in the groove in a reciprocating manner.

The seed selection mechanism 4 comprises a reciprocating screw rod 401 which is rotationally connected inside the device main body 1 through a bearing sleeve and extends to two ends of the outer wall of the device main body 1, a first synchronous wheel 402 is fixedly connected to the extending end of the reciprocating screw rod 401 through welding, a synchronous belt 403 is sleeved on the first synchronous wheel 402, a vibration partition plate 404 is arranged inside the device main body 1, a falling hole is formed in the vibration partition plate 404, a cam roller 406 is rotationally connected to the lower portion of the vibration partition plate 404 through a rotating shaft at the lower position inside the device main body 1, a second synchronous wheel 405 is fixedly connected to one end of the rotating shaft of the cam roller 406 through welding, a plurality of groups of telescopic springs are fixedly connected to the top of the blanking plate 3 through welding, and the plurality of groups of telescopic springs are fixedly connected to the bottom of the vibration partition plate 404, and protruding blocks along the axial direction are arranged on the surface of the cam roller 406. One end of the vibration isolation plate 404 is rotatably connected to a higher rotating shaft in the device main body 1, the other end is a free movable end and is placed on the cam roller 406, and the vibration of the vibration isolation plate 404 is realized in a manner that the free movable end of the vibration isolation plate 404 is supported by the cam roller 406.

This kind of maize seed production is with seed selection device, the outer wall of second synchronizing wheel 405 is provided with the motor, the support frame has been cup jointed to the outer wall of motor, support frame and device main part 1 pass through bolt fixed connection, the motor passes through support frame and device main part 1 fixed connection, make the motor operate through external controller, the motor operates and drives second synchronizing wheel 405 and rotate, second synchronizing wheel 405 rotates and drives cam roller 406 and hold-in range 403 and rotate in step, cam roller 406 rotates, protruding piece on it is along with rotating, protruding piece and vibration baffle 404 constantly contact again the separation, make vibration baffle 404 produce high low floating change, can promote vibration baffle 404 and rotate with the pivot as the centre of a circle, when protruding piece and vibration baffle 404 separate, vibration baffle 404 is in the higher pivot of device main part 1 inside position as the centre of a circle under the reset action of extension spring, thereby realize vibrating operation to vibration baffle 404, simultaneously, hold-in range 403 rotates and drives first synchronizing wheel 402 and rotates and drives reciprocating screw 401 and rotates, reciprocating screw 401 rotates and can drive transmission piece 408 and reciprocates, vibration baffle 404 and the reciprocating screw 404 moves reciprocally, vibration baffle 404 and can be in the reciprocal material contact with the vibration baffle 404, thereby the vibration baffle 404 is in the state of the inside the reciprocal material of the vibration baffle 404, the vibration baffle 404 is more in the contact with the vibration baffle 404, the vibration baffle 404 is in the vibration baffle' S the state of the inside.

The falling hole of the vibration baffle 404 can realize that when the vibration baffle 404 performs vibration operation, the shrunken corn seeds fall to one inclined plane of the blanking plate 3 through the falling hole, and the full corn seeds roll to the other inclined plane of the blanking plate 3 through the vibration baffle 404, so that the screening operation of the corn seeds is completed.

Claims (4)

1. The utility model provides a seed selection device for corn seed production, includes device main part (1) and fixed connection are in the inside flitch (3) of device main part (1), the inside of device main part (1) is provided with feeder hopper (2) that extend to the top, the inside of device main part (1) is provided with seed selection mechanism (4), characterized in that feeder hopper (2) lower part is the rectangle, seed selection mechanism (4) are including rotating and being connected in inside device main part (1), and extend to reciprocating screw (401) at outer wall both ends, the extension end of reciprocating screw (401) is connected with first synchronizing wheel (402), first synchronizing wheel (402) are connected with drive mechanism, reciprocating screw (401) threaded connection is in drive piece (408), drive piece (408) are fixed in feeder hopper (2) rectangular section outer wall, drive piece (408) gomphosis is in the concave groove that device main part (1) roof set up, the size is greater than the sliding hole of feeder hopper (2), the sliding hole is the through-going hole, reciprocating screw (401) drives drive piece (408) in concave groove (1) and is equipped with vibration baffle (404), vibration baffle (404) are set up by vibration baffle down in the vibration device, vibration baffle (404) are divided into vibration baffle, the upper object and the falling object which are respectively corresponding to the vibration baffle plate (404) are respectively received, and an upper object outlet and a falling object outlet are respectively arranged on two opposite side walls of the device main body (1).

2. The seed selection device for corn seed production according to claim 1, wherein the transmission mechanism is a synchronous belt (403) sleeved on the first synchronous wheel (402), one end of the vibration partition plate (404) is a rotating connection end, the vibration partition plate is rotatably connected inside the device main body (1) through a rotating shaft, the other end of the vibration partition plate is a free end, the vibration mechanism is used for realizing vibration of the vibration partition plate (404) in a mode of supporting the free end of the vibration partition plate (404) through a cam roller (406), the bulge on the surface of the cam roller (406) is axially arranged, one end of the rotating shaft of the cam roller (406) is connected with a second synchronous wheel (405), and the second synchronous wheel (405) is connected with the synchronous belt (403).

3. The seed selection device for corn seed production according to claim 1, wherein a plurality of groups of telescopic springs (407) are fixedly connected to the top of the blanking plate (3), and the upper ends of the telescopic springs are fixedly connected with the bottom of the vibration partition plate (404).

4. A seed selection device for corn seed production according to claim 2, characterized in that the output shaft of the power motor is connected to the first synchronizing wheel (402) or the second synchronizing wheel (405).