阅读说明：本技术 带称重打包功能的谷物筛选设备 (Grain screening equipment with weighing and packing functions ) 是由 应瑶琪 于 2019-11-03 设计创作，主要内容包括：本发明提供了一种带称重打包功能的谷物筛选设备,包括带内腔的分离箱,所述的内腔内有漏斗装置,所述的漏斗装置上设置有夹紧组件,所述的漏斗装置上方设置有进料装置,所述的漏斗装置下方有弹性计量装置,所述的弹性计量装置一侧设置有转运装置,所述的转运装置一侧设置有驱动装置,所述的驱动装置上安装有导风组件,所述的转运装置一侧还设置有取料口；所述的内腔一侧还设置有异物口,所述的异物口外围设置有磁吸装置,本发明提供的一种带称重打包功能的谷物筛选设备,利用简易的弹性计量装置对分离后的谷物进行称重打包,且弹性计量装置可调节,使得称重更加精确,且转运装置与导风组件相互联动,提高了电机的工作效率。(The invention provides grain screening equipment with weighing and packaging functions, which comprises a separation box with an inner cavity, wherein a funnel device is arranged in the inner cavity, a clamping assembly is arranged on the funnel device, a feeding device is arranged above the funnel device, an elastic metering device is arranged below the funnel device, a transfer device is arranged on one side of the elastic metering device, a driving device is arranged on one side of the transfer device, an air guide assembly is arranged on the driving device, and a material taking port is also arranged on one side of the transfer device; according to the grain screening equipment with the weighing and packaging functions, the separated grains are weighed and packaged by using the simple elastic metering device, the elastic metering device is adjustable, so that the weighing is more accurate, and the transfer device and the air guide assembly are mutually linked, so that the working efficiency of the motor is improved.)

1. The utility model provides a cereal screening installation of packing function of weighing in area, includes separator box (1) of taking inner chamber (11), its characterized in that: the inner cavity (11) is internally provided with a partition plate (12), the central position of the partition plate (12) is provided with a funnel device (2), the funnel device (2) is provided with a clamping component (J), a feeding device (3) is arranged above the funnel device (2), a mounting port (13) is arranged below the funnel device (2), the mounting port (13) is internally provided with a plurality of screw holes (13 a), an elastic metering device (4) is arranged in the screw holes (13 a), a transfer device (5) is arranged on one side of the elastic metering device (4), a driving device (6) is arranged on one side of the transfer device (5), an air guide component (D) is arranged on the driving device (6), and a material taking port (14) is also arranged on one side of the transfer device (5); one side of the clapboard (12) is also provided with a foreign body port (15), and the periphery of the foreign body port (15) is provided with a magnetic attraction device (7).

2. The grain screening device with the weighing and packing functions as claimed in claim 1, wherein: funnel device (2) including with baffle (12) fixed connection's annular limit (21), annular limit (21) below be provided with funnel (22), funnel (22) below fixedly connected with straight section of thick bamboo pipeline (23).

3. The grain screening device with the weighing and packing functions as claimed in claim 2, wherein: clamping component (J) including fixing straight section of thick bamboo pipeline (23) first crown plate (J1) of top, first crown plate (J1) below fixed mounting have a plurality of elastic component (J2), elastic component (J2) below be provided with fixed block (J3), fixed block (J3) below be provided with second crown plate (J4).

4. The grain screening device with the weighing and packing functions as claimed in claim 1, wherein: feed arrangement (3) including fixed mounting be in separator box (1) top feed inlet (31), feed inlet (31) in be provided with inclined plane (32), inclined plane (32) end be provided with reposition of redundant personnel subassembly (F).

5. The grain screening device with the weighing and packing functions as claimed in claim 4, wherein the grain screening device comprises: reposition of redundant personnel subassembly (F) including fixed mounting be in inclined plane (32) terminal erection column (F1), erection column (F1) in be equipped with erection bin (F2), erection bin (F2) both sides be provided with arc wall (F2 a) that distribute side by side, arc wall (F2 a) in be provided with reposition of redundant personnel part (F), reposition of redundant personnel part (F) including articulated post (F3) of fixed mounting in erection bin (F2), articulated post (F3) on be provided with articulated ring (F4), articulated ring (F4) on be provided with spliced pole (F5), just spliced pole (F5) through first spring (F6) with erection bin (F2) link to each other, spliced pole (F5) top be provided with flow distribution plate (F7).

6. The grain screening device with the weighing and packing functions as claimed in claim 2, wherein: elasticity metering device (4) including set up in straight section of thick bamboo pipeline (23) under bearing board (41), bearing board (41) below be provided with metering spring (42), metering spring (42) below be provided with mounting panel (43), mounting panel (43) on be provided with a plurality of with screw hole (13 a) adjusting screw (44) of mutually supporting.

7. The grain screening device with the weighing and packing functions as claimed in claim 1, wherein: transfer device (5) including setting up mount pad (51) of inner chamber (11) bottom surface, mount pad (51) on install first gyro wheel (52), first gyro wheel (52) link to each other with second gyro wheel (54) of installing on mount pad (51) through first belt (53), second gyro wheel (54) one side still be provided with first belt (53) the unanimous second belt (55) of structure, second belt (55) on still be provided with a plurality of locating pieces (56).

8. The grain screening device with the weighing and packing functions as claimed in claim 7, wherein: the driving device (6) comprises a driven wheel (61) fixedly mounted on the second roller (54), the driven wheel (61) is connected with a driving wheel (64) mounted on a third roller (63) through a transmission chain (62), and the third roller (63) is connected with a motor (66) through a coupler (65).

9. The grain screening device with the weighing and packing functions as claimed in claim 8, wherein: the air guide assembly (D) comprises an annular frame (D1) fixedly arranged on the third roller (63), and a plurality of curved surface fan blades (D2) are arranged on the annular frame (D1).

10. The grain screening device with the weighing and packing functions as claimed in claim 1, wherein: the magnetic attraction device (7) comprises a magnetic attraction groove (71) arranged on the periphery of the foreign matter port (15), a metal block (72) is installed in the magnetic attraction groove (71), a detachable magnetic block (73) is arranged on the metal block (72), and the magnetic block (73) and the magnetic attraction groove (71) are matched with each other.

Technical Field

The invention belongs to the technical field of grain screening equipment and agricultural science and technology, and particularly relates to grain screening equipment with weighing and packing functions.

Background

Cereals comprise rice, wheat, millet, soybeans and the like, are mainly plant seeds and fruits, are traditional staple food for many Asian people, and need to be screened before production or sale of the cereals so as to ensure the quality of the cereals, but the cereals often have various foreign matters in actual production, and the separation mode in the prior art mainly adopts sieve plates or fans with different diameters for separation.

For example, chinese patent literature discloses a grain screening machine [ application No.: 201810734741.0, including quick-witted case unloading pipe, vibrating motor, the sieve, the unloading case, the air-blower, the plenum, the dump bin, the baffle, discharging pipe and pipe chute, the unloading pipe is installed at the inlet pipe downside, the sieve is installed at the unloading pipe downside, vibrating motor installs on the sieve right side, the unloading case is installed at the sieve downside, the air-blower is installed in quick-witted incasement wall front side, the plenum sets up at the unloading case downside, the dump bin is connected with the plenum rear side, the discharging pipe is installed at the plenum downside, the pipe chute is connected under the discharging pipe between terminal surface and the quick-witted incasement.

A cereal sieve separator among the above-mentioned scheme, though solved the not good problem of original cereal sieve separator screening effect, motor availability factor is low, and still needs secondary treatment to weigh, the packing to the cereal of selecting.

Disclosure of Invention

The invention aims to solve the problems and provides grain screening equipment with a weighing and packing function.

In order to achieve the purpose, the invention adopts the following technical scheme: a grain screening device with a weighing and packaging function comprises a separation box with an inner cavity, wherein a partition plate is arranged in the inner cavity, a funnel device is arranged in the center of the partition plate, a clamping assembly is arranged on the funnel device, a feeding device is arranged above the funnel device, an installation opening is formed below the funnel device, a plurality of screw holes are formed in the installation opening, an elastic metering device is installed in each screw hole, a transfer device is arranged on one side of the elastic metering device, a driving device is arranged on one side of the transfer device, an air guide assembly is installed on the driving device, and a material taking opening is further formed in one side of the transfer device; one side of the clapboard is also provided with a foreign body port, and the periphery of the foreign body port is provided with a magnetic suction device.

Preferably, the funnel device comprises an annular edge fixedly connected with the partition plate, a funnel is arranged below the annular edge, and a straight pipe is fixedly connected below the funnel.

Preferably, the clamping assembly comprises a first annular plate fixed above the straight-tube pipeline, a plurality of elastic pieces are fixedly mounted below the first annular plate, a fixed block is arranged below the elastic pieces, and a second annular plate is arranged below the fixed block.

Preferably, the feeding device comprises a feeding box fixedly mounted above the separation box, an inclined plane is arranged in the feeding box, and a flow dividing assembly is arranged at the tail end of the inclined plane.

As preferred, the reposition of redundant personnel subassembly include fixed mounting the terminal erection column in inclined plane, the erection column in be equipped with the installation storehouse, installation storehouse both sides be provided with the arc wall that distributes side by side, the arc wall in be provided with the reposition of redundant personnel part, the reposition of redundant personnel part including the hinge post of fixed mounting in the installation storehouse, the hinge post on be provided with the hinge ring, the hinge ring on be provided with the spliced pole, just the spliced pole through first spring with the installation storehouse link to each other, spliced pole top be provided with the flow distribution plate.

Preferably, the elastic metering device comprises a bearing plate arranged right below the straight-tube pipeline, a metering spring is arranged below the bearing plate, a mounting plate is arranged below the metering spring, and a plurality of adjusting screws matched with the screw holes are arranged on the mounting plate.

Preferably, the transfer device including set up the mount pad of inner chamber bottom surface, the mount pad on install first gyro wheel, first gyro wheel link to each other through first belt and the second gyro wheel of installing on the mount pad, second gyro wheel one side still be provided with first belt structure unanimous second belt, the second belt on still be provided with a plurality of locating pieces.

Preferably, the driving device comprises a driven wheel fixedly mounted on the second roller, the driven wheel is connected with a driving wheel mounted on a third roller through a transmission chain, and the third roller is connected with the motor through a coupler.

Preferably, the air guide assembly comprises an annular frame fixedly arranged on the third roller, and a plurality of curved-surface fan blades are arranged on the annular frame.

Preferably, the magnetic attraction device comprises a magnetic attraction groove arranged on the periphery of the foreign matter port, a metal block is arranged in the magnetic attraction groove, a detachable magnetic block is arranged on the metal block, and the magnetic block and the magnetic attraction groove are matched with each other.

Compared with the prior art, the invention has the advantages that:

1. the flow dividing assembly of the funnel device can effectively divide grains into thinner grain layers, so that the wind guide assembly can be favorable for separating lighter (unsaturated) grains in the grains and blowing the lighter (unsaturated) grains out from the foreign matter port;

2. the clamping assembly is matched with the elastic metering device for use, the packaging bag is clamped by the clamping assembly, the bottom of the packaging bag is placed on the bearing plate, the quality of the packaged grains is judged by utilizing the difference between the initial position and the final position of the metering spring, and grain screening, packaging and quality measurement can be completed in one step;

3. according to the invention, the height of the metering spring in a free state can be adjusted by matching the adjusting screw and the screw hole below the elastic metering device, so that the quality of packaged grains is more accurate by adjusting the height after the spring is used for a long time.

Drawings

Fig. 1 is a structural diagram of a grain screening device with weighing and packing functions provided by the invention.

Fig. 2 is a three-dimensional cross-sectional view of the grain screening device with weighing and packing functions provided by the invention.

Fig. 3 is a side cross-sectional view of the grain screening apparatus with weighing and baling functions provided by the present invention.

Fig. 4 is a perspective sectional view of the air guide assembly D provided in the present apparatus.

Fig. 5 is a structural view of an elasticity measuring apparatus provided in the present apparatus.

Fig. 6 is a structural view of a hopper device provided in the present apparatus.

In the figure, a separation box 1, an inner cavity 11, a partition plate 12, a mounting port 13, a screw hole 13a, a material taking port 14, a foreign matter port 15, a funnel device 2, an annular edge 21, a funnel 22, a straight tube pipeline 23, a clamping component J, a first annular plate J1, an elastic piece J2, a fixing block J3, a second annular plate J4, a feeding device 3, a feeding box 31, an inclined plane 32, a flow dividing component F, a mounting column F1, a mounting bin F2, an arc-shaped groove F2a, a hinge column F3, a hinge ring F4, a connecting column F5, a first spring F6, a flow dividing plate F7, an elastic metering device 4, a supporting plate 41, a metering spring 42, a mounting plate 43, an adjusting screw 44, a transfer device 5, a mounting seat 51, a first roller 52, a first belt 53, a second roller 54, a second belt 55, a positioning block 56, a driving device 6, a driven wheel 61, a transmission chain 62, a third roller 63, a driving wheel 64, a coupling 65, a motor component D, The fan comprises an annular frame D1, a curved fan blade D2, a magnetic attraction device 7, a magnetic attraction groove 71, a metal block 72 and a magnetic block 73.

Detailed Description

As shown in figures 1, 2, 3, 4, 5 and 6, the grain screening device with the weighing and packing functions comprises a separation box 1 with an inner cavity 11, wherein one side of the separation box 1 is provided with a mounting platform a, the top of the separation box 1 is also provided with an opening b, a partition plate 12 is arranged in the inner cavity 11, the thickness of the partition plate 12 in the invention can be set to be 5-10 mm, the central position of the partition plate 12 is provided with a funnel device 2, the funnel device 2 is provided with a clamping component J, a feeding device 3 is arranged above the funnel device 2, a mounting opening 13 is arranged below the funnel device 2, a plurality of screw holes 13a are arranged in the mounting opening 13, in the invention, the mounting opening 13 can be set to be a rectangle with the side length of 40-50 cm, the diameter of the screw holes 13a can be set to be 10-20% of the side length of the mounting opening 13, and 3-6 screw holes, an elastic metering device 4 is installed in the screw hole 13a, a transfer device 5 is arranged on one side of the elastic metering device 4, a driving device 6 is arranged on one side of the transfer device 5, an air guide assembly D is installed on the driving device 6, and a material taking port 14 is also arranged on one side of the transfer device 5. in the invention, the length L1 of the material taking port 14 is set to be 70% -80% of the length L of the separation box 1, the height H1 of the material taking port 14 is set to be 60% -70% of the height H of the separation box 1, and the height of the separation box 1 can be set to be 1.5 m-1.; a foreign body port 15 is further arranged on one side of the partition plate 12, a magnetic suction device 7 is arranged on the periphery of the foreign body port 15, the height H2 of the foreign body port 15 in the device can be set to be 25% -35% of the height H of the separation box 1, and the width of the foreign body port 15 is set to be 85% -95% of the width W of the separation box 1.

Specifically, the funnel device 2 includes an annular edge 21 fixedly connected with the partition plate 12, a funnel 22 is arranged below the annular edge 21, a straight tube pipeline 23 is fixedly connected below the funnel 22, in the device, the annular plate 21 is welded on the partition plate 12, the diameter of the annular edge 21 can be set to 65% -85% of the width W of the separation box 1, the funnel 22 can be set to be in a conical shape with the diameter gradually reduced from top to bottom, the maximum diameter of the funnel 22 is consistent with the diameter of the annular edge 21, the minimum diameter of the funnel 22 is consistent with the diameter of the straight tube pipeline 23, the height of the straight tube pipeline 23 can be set to be 10-20 cm, the diameter of the straight tube pipeline 23 can be set to be 75% -85% of the diameter of the annular edge 21, and in addition, the connection mode between the straight tube pipeline 23 and the funnel 22 can adopt a.

Further, the clamping assembly J comprises a first annular plate J1 fixed above the straight-tube pipeline 23, in the present apparatus, the first annular plate J1 is welded at the intersection of the straight-tube pipeline 23 and the funnel 22, the outer circle diameter D1 of the first annular plate J1 is set to be 105% -110% of the diameter of the straight-tube pipeline 23, the thickness of the first annular plate J1 can be set to be 3-8 mm, a plurality of elastic members J2 are fixedly installed below the first annular plate J1, a fixing block J3 is arranged below the elastic members J2, the elastic members J2 in the present apparatus can be set to be bending springs or elastic pieces, the upper end of the elastic members J2 is welded right below the first annular plate J1, the lower end of the elastic members J2 is welded with the fixing block J3, the fixing block J3 can be made of iron blocks with larger weight, in addition, 2-4 elastic members J588 can be arranged below the fixing block J3, a second annular plate J4 is arranged below the fixing block J73727, the second annular plate J1 and the second annular plate structure is kept in the present apparatus, and a second ring plate J4 is welded to the lower port of the straight pipe 23.

Specifically, feed arrangement 3 includes feed box 31 of fixed mounting in separator box 1 top, is provided with inclined plane 32 in the feed box 31, and inclined plane 32 end is provided with reposition of redundant personnel subassembly F, and in this device, feed box 31 top is provided with the rectangle feed inlet c that the length of side is 30 ~ 40cm, and the inclination of inclined plane 32 can set up to 30 ~ 45, and the end of inclined plane 32 is equipped with opening d, reposition of redundant personnel subassembly F fixed mounting in opening d department.

Further, the flow dividing assembly F comprises a mounting column F1 fixedly mounted at the end of the inclined plane 32, a mounting bin F2 is arranged in the mounting column F1, arc-shaped grooves F2a are arranged on two sides of the mounting bin F2 in parallel, a flow dividing member F is arranged in the arc-shaped groove F2a, in the device, two ends of the mounting column F1 are welded on the wall surface of the inner cavity 11, the diameter of the mounting column F1 can be set to 10-15 cm, the mounting column F1 is matched with the feeding box 31, the arc-shaped groove F2a is arranged at the central position of the mounting column F1, the width of the arc-shaped groove F2a can be set to 5-10 cm, the central angle corresponding to the arc line of the arc-shaped groove F2a can be set to 120-145 °, the arc-shaped grooves F2a are arranged to be symmetrically distributed, one flow dividing member F is arranged in each arc-shaped groove F2a (that is two flow dividing members F are symmetrically distributed in the invention), the flow dividing member F3638 is fixedly mounted in the, be provided with articulated ring F4 on articulated column F3, be provided with spliced pole F5 on the articulated ring F4, and spliced pole F5 links to each other with installation storehouse F2 through first spring F6, spliced pole F5 top is provided with flow distribution plate F7, in this device, the diameter of articulated column F3 can set up to 15 ~ 20mm, articulated ring F4 mutually supports with articulated column F3, spliced pole F5 welds on articulated column F3 arc surface, the one end welding of first spring F6 is on spliced pole F5, the other end welding is on the last round surface of installation storehouse F2, flow distribution plate F7's thickness can set up to 3 ~ 5cm, and flow distribution plate F7 is equipped with opening d with the terminal of inclined plane 32 and mutually supports.

Specifically, the elastic metering device 4 comprises a supporting plate 41 arranged right below the straight-tube pipeline 23, a metering spring 42 is arranged below the supporting plate 41, a mounting plate 43 is arranged below the metering spring 42, a plurality of adjusting screws 44 matched with the screw holes 13a are arranged on the mounting plate 43, in the device, the supporting plate 41 can be square, the side length of the square can be 110% -120% of the diameter of the straight pipe 23, the thickness of the supporting plate 41 can be 5-15 mm, when the metering spring 42 is in free length, the distance between the lower end face of the straight pipe 23 and the lower end face of the straight pipe 23 is 8-10 cm, the installation distance of the adjusting screws 44 is set after conversion according to the mass of grains to be packed (conversion is carried out according to a gravity formula and a spring force formula), the distance of the metering spring 42 when the metering spring is compressed to the transfer device 5 is guaranteed to be constant, and in addition, the device is suitable for packaging finished products with the packing height of less than 40 cm.

Specifically, the transfer device 5 comprises an installation base 51 arranged on the bottom surface of the inner cavity 11, a first roller 52 is arranged on the installation base 51, the first roller 52 is connected with a second roller 54 arranged on the installation base 51 through a first belt 53, in the device, the installation base 51 can be arranged into a structure matched with each other in pairs, the first roller 52 is arranged on one group, the second roller 54 is arranged on the other group, the first roller 52 is connected with the installation base 51, the second roller 54 is connected with the installation base 51 through bearings, the distance between the first roller 52 and the second roller 54 is 75% -85% of the width W of the separation box 1, a second belt 55 with the same structure as the first belt 53 is arranged on one side of the second roller 54, a plurality of positioning blocks 56 are arranged on the second belt 55, the first belt 53 is consistent with the second belt 55, and the distance between the two belts is 120% -130% of the side length of the supporting plate 41, the distance between the positioning blocks 56 arranged on the belt can be consistent with the side length of the supporting plate 41, the distance between the first roller 52 and the second roller 54 is set to be 85% -90% of the length L of the separating box 1, and the positioning blocks 56 can be trapezoidal with inclined planes, so that positioning of bagged grains is facilitated.

Further, the driving device 6 comprises a driven wheel 61 fixedly mounted on the second roller 54, the driven wheel 61 is connected with a driving wheel 64 mounted on a third roller 63 through a transmission chain 62, and the third roller 63 is connected with a motor 66 through a coupling 65. In the device, the connection mode between the driven wheel 61 and the second gear 54 and the connection mode between the driving wheel 64 and the third gear 63 adopt the key and key groove connection mode, the third roller 63 is installed above the partition plate 12, the transmission chain 62 passes through the running port arranged on the partition plate 12 to connect the driven wheel 61 and the driving wheel 64, the motor 66 is installed on the installation platform a, in addition, the modulus of the driven wheel 61 and the driving wheel 64 in the device is kept consistent, and the gear ratio of the driven wheel 61 to the driving wheel 64 can be set to be 2:1 or 3:1, so that the running speed of the first belt 53 and the second belt 55 is reduced, and the packed grains are prevented from toppling during running.

Still further, the air guide assembly D comprises an annular frame D1 fixedly mounted on the third roller 63, the thickness of the annular frame D1 can be set to be 1-2 cm, the length of the annular frame D1 can be set to be 120% -150% of the diameter of the funnel 22, a plurality of curved-surface fan blades D2 are arranged on the annular frame D1, the curved-surface fan blades D2 in the device are welded on the annular frame D1, and the annular frame D1 and the third roller 63 are connected in a welding or expansion mode.

Specifically, the magnetic attraction device 7 comprises a magnetic attraction groove 71 arranged on the periphery of the foreign matter port 15, a metal block 72 is installed in the magnetic attraction groove 71, the size of the magnetic attraction groove 71 in the device is set according to the size of the foreign matter port, the magnetic attraction groove 71 can be set to be 5-10 cm of outward extension of the foreign matter port 15, the width of the magnetic attraction groove 71 can be set to be 3-5 cm, the metal block 72 is clamped in the magnetic attraction groove, a detachable magnetic block 73 is arranged on the metal block 72, and the magnetic block 73 and the magnetic attraction groove 71 are matched with each other.

The working principle is as follows: according to the quality of grains packed by each packing bag, the locking height of the adjusting screw 44 is adjusted, so that the height of the supporting plate 41 from the first belt 53 (the second belt 55) is adjusted, then the fixing block J3 of the clamping assembly J is lifted, the packing bag is sleeved on the second annular plate J4, then the fixing block J3 is put down, the fixing block J3 presses the packing bag under the action of the elastic piece J2, the bottom of the packing bag is placed on the supporting plate 41 in a free state, then the magnet block 73 is taken down, the edge of the foreign body bag is pressed in the magnetic absorption groove 71 by the magnetic force between the magnet block 73 and the metal block 72, then the motor 66 is opened, the motor 66 drives the third roller 63 to operate, the air guide assembly D is further driven to operate, wind blowing towards the direction of the foreign body opening 15 is generated, meanwhile, the driving wheel 64 arranged on the third roller 63 drives the driven wheel 61 to operate through the transmission chain 62, the driven wheel 61 drives the second roller 54, so that the first belt 53, the second belt 55 and the first roller 52 rotate synchronously, unprocessed grains are poured from the feeding box 31, the grains are separated from the splitter plate F7 under the action of gravity and continuously fall, in the falling process, the wind generated by the wind guide assembly D blows the grains, the grains which are not full are blown into the foreign matter port 15 and are further blown into the foreign matter bag, the blown grains fall into the straight-tube pipeline 23 from the funnel 22 and then fall into the packing bag arranged on the second ring plate J4, the bearing plate 41 moves downwards under the action of gravity of the grains as the grains increase until the bearing plate 41 is flush with the first belt 53 (the second belt 55), the packing bag is drawn out from the clamping assembly J under the action of gravity and is clamped between the positioning blocks 56, the packed grains are moved to the right by the first belt 53 (the second belt 55), and then the packed grains are manually taken out from the grain taking-out port 14, the screening and packing processes of the grains are completed, the quality of the packed grains is measured after a period of time, and if a large deviation exists, the height of the bearing plate 41 is adjusted through the adjusting screw 44 again, so that the quality of the packed grains is more accurate.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although the separation box 1, the inner cavity 11, the partition plate 12, the mounting opening 13, the screw hole 13a, the material taking opening 14, the foreign matter opening 15, the funnel device 2, the annular edge 21, the funnel 22, the straight tube pipe 23, the clamping assembly J, the first annular plate J1, the elastic member J2, the fixing block J3, the second annular plate J4, the feeding device 3, the feeding box 31, the inclined surface 32, the flow dividing assembly F, the mounting column F1, the mounting bin F2, the arc-shaped groove F2a, the hinge column F3, the hinge ring F4, the connecting column F5, the first spring F6, the flow dividing plate F7, the elastic metering device 4, the supporting plate 41, the metering spring 42, the mounting plate 43, the adjusting screw 44, the transfer device 5, the mounting seat 51, the first roller 52, the first belt 53, the second roller 54, the second belt 55, the positioning block 56, the driving device 6, the driven wheel 61, the transmission chain 62, the third roller 63, the driving wheel 65, the driving wheel 64, the driving, The motor 66, the air guide assembly D, the annular frame D1, the curved fan blade D2, the magnetic attraction device 7, the magnetic attraction groove 71, the metal block 72, the magnetic block 73 and other terms, but the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and they are to be interpreted as any additional limitation which is not in accordance with the spirit of the present invention.