CN108144839A

CN108144839A - A kind of gravity type monomer rice sieve

Info

Publication number: CN108144839A
Application number: CN201711184050.XA
Authority: CN
Inventors: 黄如欠
Original assignee: Wuhan Hengchang Xin Grain Machinery Co Ltd
Current assignee: Wuhan Hengchang Yu Grain Machinery Equipment Co., Ltd.
Priority date: 2017-11-23
Filing date: 2017-11-23
Publication date: 2018-06-12

Abstract

The present invention relates to processing of farm products equipment, are sieved more particularly, to a kind of gravity type monomer rice.The gravity type monomer rice sieves, including pedestal and sieve ship, it sieves ship discharge end and is equipped with feed inlet and inlet scoop, the discharge end of pedestal is equipped with gantry support, sieve ship feed end and discharge end and the left and right sides are obliquely installed, and discharge end is less than feed end so that rice sieve adapts to a variety of different rice separation, and good separating effect；Inlet scoop is equipped at discharge end feed inlet, by installing air draught cleaning shaft device at inlet scoop, dust is sucked away, so as to substantially improve the hygienic conditions of workshop processing；It sieves boat bottom and is equipped with transmission mechanism, clump weight is added in transmission mechanism, during driving sieve ship vibration by transmission mechanism, equipment operation is more stable；Boat bottom setting adjusting angle mechanism is sieved, sieving ship by adjusting angle mechanism reaches suitable angle, and easy to adjust.

Description

A kind of gravity type monomer rice sieve

Technical field

The present invention relates to processing of farm products equipment, are sieved more particularly, to a kind of gravity type monomer rice.

Background technology

In the raw grain of vibrating cleaning sieve processing, containing plurality of impurities material, impurity quality of material, size difference are big, situation It is changeable, it is desirable that cleaning screen is adaptable, and technological parameter needs to adjust in a certain range, and treating capacity and effect is made to reach design and want It asks.Vibrating cleaning sieve main technologic parameters have amplitude, vibration frequency, vibrating direction angle, screen angle.

Existing vibrating cleaning sieve, complicated, huge structure, and separating effect is bad.Particularly rotary flat sieve, by It is more closed in structure, in rice screening process is carried out, heat is not easy to shed, and is also easy to produce vapor, leads to whole rice containing broken Rate is high, and due to aqueous in rice, rice is perishable；When the rice to different-grain diameter sieves, need frequently to replace sieve lattice.

Invention content

For solve problem above, the present invention provide it is a kind of it is simple in structure, occupy little space, the gravity type of high degree of automation Monomer rice sieves, and the gravity type monomer rice sieve separation effect is good, stable mechanical performance, and the rice of different-grain diameter is sieved When, it does not need to replace sieve lattice.

The preferential technical solution of the present invention is：A kind of gravity type monomer rice sieve including pedestal and is set on the base Sieve ship, it is characterised in that：The sieve ship feed end and discharge end and the left and right sides are obliquely installed, the sieve ship feed end ratio Discharge end is high, and feed end is equipped with feed inlet, inlet scoop and distributor gear, and discharge end is equipped with feeding distribution mechanism and shedding mechanism；It is described Pedestal is equipped with gantry support, and the distributor gear is arranged in gantry support, and the feed inlet and inlet scoop are fixedly installed At the top of gantry support, and communicated with distributor gear；The feeding distribution mechanism and shedding mechanism are set on the base；The sieve The lower part of ship is equipped with the swing-bar mechanism of support screen sallying and adjusts the adjusting angle mechanism of sieve ship position, and the side of the sieve ship is equipped with The transmission mechanism of driving sieve sallying.

Preferably, the transmission mechanism includes transmission main shaft, transmission countershaft and the main shaft for being arranged on transmission main shaft one end Belt wheel and the transmission counterweight circle being arranged on transmission main shaft, the transmission main shaft are mounted on by bearing on pedestal, institute It states primary shaft belt pulley by belt with motor to be connected, drives transmission main shaft rotation；The transmission main shaft is equipped with eccentric wheel, described inclined Not on the same line, the transmission countershaft passes through kinematic link and eccentric wheel phase to the mounting shaft hole and symmetrical center line of heart wheel Even, the transmission countershaft is arranged on countershaft seat, and the countershaft seat is fixedly linked with sieve ship, and the transmission main shaft rotation drives Eccentric wheel does eccentric rotary, and sieve sallying is driven by kinematic link.

Further, the transmission counterweight circle is equipped with clump weight.

Further, the axis hole center line of the transmission counterweight circle and symmetrical center line are misaligned, the counterweight Block and axis hole set up separately be driven counterweight circle it is different it is half side on.

Preferably, the relatively low side of the sieve ship is equipped with electric cabinet, the electric cabinet is fixed on pedestal, described automatically controlled The material position electric control gear of control inlet amount and the arrangements for speed regulation for controlling motor speed are equipped in case.

Preferably, the swing-bar mechanism includes swing rod support base and swing rod, the swing rod support base is set on the base, One end of the swing rod is connect with swing rod support base, and the other end is connect with sieve boat bottom.

Further, the swing rod support base includes rotation axis and movable axis, and the both ends of the rotation axis and movable axis lead to It crosses stent to be connected, forms a quadrilateral structure, the rotation axis both ends are set on the base by axle bed, the movable axis fortune It is dynamic, rotation axis can be driven to be rotated in axle bed.

Further, the adjusting angle mechanism include the angle modulation screw that is vertically arranged and be horizontally set on angle modulation horizontal axis and The connecting rod of angle modulation horizontal axis and movable axis is connected, the angle modulation screw upper end is set on the base, and lower end passes through pedestal and angle modulation It is connected through a screw thread in the middle part of horizontal axis, the angle modulation screw rotation under the action of screw thread pair, drives angle modulation horizontal axis to move up and down.

Further, described angle modulation horizontal axis one end is equipped with angle modulation indicator, and the pedestal is equipped with and angle modulation indicator Corresponding angle modulation display board, the angle modulation display board are equipped with graduation mark.

Preferably, the distributor gear include distribution housing and be arranged on distribution housing in it is several be uniformly arranged lead Tablet, several equal bendings of guide piece set and are mutually parallel, and the upper end of several guide pieces is corresponding with feed inlet, under End is corresponding with the sieve lattice in sieve ship.

The advantageous effect that the present invention obtains is：Sieve ship feed end and discharge end and the left and right sides are obliquely installed, and are discharged End is detached less than feed end by the gravity of rice itself so that and rice sieve adapts to a variety of different rice separation, It does not need to replace sieve lattice, and good separating effect；Inlet scoop is equipped at feed end feed inlet, is removed by installing air draught at inlet scoop Dirt plumbing installation, dust are sucked away, so as to substantially improve the hygienic conditions of workshop processing；It sieves boat bottom and is equipped with transmission mechanism, Clump weight is added in transmission mechanism, during driving sieve ship vibration by transmission mechanism, equipment operation is more stable；Sieve boat bottom Adjusting angle mechanism is set, and sieving ship by adjusting angle mechanism reaches suitable angle, and easy to adjust；The present invention can be not only used for producing daily The husk rice processing factory of 100~150 tons of rice can also be used as unit to be used alone, be that modern rice is processed as corollary equipment The preferred unit of the rough separation of paddy in journey.

Description of the drawings

Fig. 1 is the structural diagram of the present invention；

Fig. 2 is the side view of Fig. 1；

Fig. 3 is the structure diagram of transmission mechanism；

Fig. 4 is the transmission counterweight circle of an embodiment and the structure diagram of clump weight；

Fig. 5 is the structure diagram of the eccentric wheel of an embodiment；

Fig. 6 is the connection diagram of motor and belt wheel；

Fig. 7 is swing-bar mechanism structure diagram；

Fig. 8 is adjusting angle mechanism structure diagram；

Fig. 9 is the side view of Fig. 8；

Figure 10 is distributor gear structure diagram；

Figure 11 is feeding distribution mechanism structure diagram.

Specific embodiment

The present invention is further described in the following with reference to the drawings and specific embodiments.

As shown in Figs. 1-2, a kind of gravity type monomer rice of the invention sieve, including pedestal 1 and sieve ship 2, sieve ship 2 is arranged on It on pedestal 1, sieves 2 feed end of ship and discharge end and the left and right sides is obliquely installed, with reference to Fig. 2 it is found that the feed end of sieve ship 2 is higher than Discharge end, the discharge end of sieve ship 2 are equipped with feed inlet 8 and inlet scoop 10, are equipped with distributor gear 9 between feed inlet 8 and sieve ship 2, greatly After rice grain pattern crosses the entrance of feed inlet 8, uniformly dropped on the sieve lattice of sieve ship 2 after being distributed by distributor gear 9, prevent rice direct It falling on sieve lattice 21, rice is caused to accumulate, influence screening effect, inlet scoop 10 can be connected with external air draught cleaning shaft, The dust in sieve ship 2 is siphoned away, so as to substantially improve the hygienic conditions of workshop processing；The discharge end (i.e. discharge end) of sieve ship 2 is equipped with Feeding distribution mechanism 6 and shedding mechanism 7,7 collective effect of feeding distribution mechanism 6 and shedding mechanism will sieve the grain of rice for the different-grain diameter completed It is dispensed into the different storage bins in shedding mechanism 7.

Pedestal 1 is equipped with gantry support 11, and distributor gear 9 is arranged in gantry support 11, and feed inlet 8 and inlet scoop 10 are equal The top in gantry support 11 is fixed on, setting gantry support 11 is advantageously implemented 2 feed end of sieve ship and is higher than discharge end so that whole Body structure is compacter, and stability is more preferable.The feeding distribution mechanism 6 and shedding mechanism 7 for sieving 2 discharge end of ship are successively set on pedestal 1, The discharge port face shedding mechanism 7 of feeding distribution mechanism 6；The lower part of sieve ship 2, which is equipped with, is used to support the swing-bar mechanism 5 that sieve ship 2 is swung With the adjusting angle mechanism 4 for adjusting 2 position of sieve ship, the side of sieve ship 2 is equipped with the transmission mechanism 3 that driving sieve ship 2 is swung.

Whole rice is with cracking rice there is the difference of proportion, friction coefficient and granularity etc. in rice meal, in transmission mechanism band Under the shake of dynamic sieve ship 2, rice meal just generates the relative motion of storeroom, and whole rice mixture of cracking rice is made gradually to be layered, The result is that particle small brokens are sunken to lower floor, and are sieved upward (in Fig. 1 to the left) promotion of salient point on lattice by sieve ship 2, crack rice to sieve Lattice top position is moved, and occupies top (left side in Fig. 1) position of sieve lattice and in the effect of sieve lattice vertical inclination angle (front and rear inclination angle) Under gradually collect to exit of cracking rice；And at the same time, the big whole rice of particle then floats on a layer upper strata of cracking rice, and along a layer table of cracking rice Face and layer of cracking rice perform relative motion and slide to the lower section of sieve lattice, and occupy the lower position of separating plate, in separating plate vertical inclination angle Transport under gradually collect to whole rice exit, crack rice whole rice in mixture and the mesh that is detached of cracking rice so as to reach whole rice 's.

In one embodiment, as shown in figure 3, transmission mechanism 3 includes transmission main shaft 31, transmission countershaft 32 and is arranged on main shaft The primary shaft belt pulley 33 of one end and the transmission counterweight circle 35 being arranged on main shaft 31,31 both ends of transmission main shaft pass through bearing 34 are mounted on pedestal 1, and primary shaft belt pulley 33 is connected by belt with motor 100, and transmission main shaft 31 is driven to rotate；With reference to Fig. 5 institutes Show, transmission main shaft 31 is equipped with eccentric wheel 39, the mounting shaft hole 391 of eccentric wheel 39 and symmetrical center line not on the same line, Transmission countershaft 32 is connected by kinematic link 37 with eccentric wheel 39, and transmission countershaft 32 is arranged on countershaft seat 38, countershaft seat 38 with Sieve ship 2 is fixedly linked, and transmission main shaft 31 rotates, and band movable eccentric wheel 39 does eccentric rotary, drives sieve ship 2 left by kinematic link 37 Right swing, so as to fulfill the screening of rice.Transmission counterweight circle 35, transmission counterweight circle 35 are equipped on transmission main shaft 31 It is equipped with clump weight 36 so that transmission main shaft 31 moves more steady.

In another embodiment, with reference to shown in Fig. 4, the axis hole center line and its symmetrical centre of transmission counterweight circle 35 Line is misaligned, i.e. axis hole eccentric setting, clump weight 36 and axis hole set up separately be driven counterweight circle 35 it is different it is half side on, can be with It realizes the purpose that counterweight balance can be realized with smaller clump weight 36, the weight and volume of whole device can be mitigated.

In one embodiment, as shown in fig. 6, being led between motor 100 and primary shaft belt pulley 33 by level-one belt transmission, belt Cross tensioning wheel tensioning.

In one embodiment, as shown in Figure 1, pedestal 1 is equipped with electric cabinet 101, it is relatively low that electric cabinet 101 is arranged on sieve ship 2 Side (is in right side) in figure, be equipped with material position electric control gear and arrangements for speed regulation in electric cabinet 5, can realize 8 inlet amount of feed inlet 100 rotating speed of automation control and motor adjusting so that sieve ship 2 can be suitable for different grain size size rice sieve Divide demand.

In one embodiment, as shown in fig. 7, swing-bar mechanism 5 includes swing rod support base 51 and swing rod 52, swing rod support base 51 It is arranged on pedestal 1, one end of swing rod 52 is connect with swing rod support base 51, and the other end is connect with 2 bottom of sieve ship.The present embodiment In, swing rod support base 51 includes rotation axis and movable axis, and rotation axis is connected with the both ends of movable axis by stent, forms one four Side shape structure, rotation axis both ends are set on the base by axle bed, and movable axis movement can drive rotation axis to be rotated in axle bed.

In one embodiment, as Figure 8-9, adjusting angle mechanism 4 includes the angle modulation screw 41 being vertically arranged and is horizontally disposed with In angle modulation horizontal axis 42 and the connecting rod 43 of connection angle modulation horizontal axis 4 and movable axis, 41 upper end of angle modulation screw is arranged on pedestal 1, adjusts Angle screw 41 axially rotates, it is impossible to move up and down, 41 lower end of angle modulation screw passes through pedestal 1 to pass through with 42 middle part of angle modulation horizontal axis It is threadedly coupled, forms feed screw nut pair, angle modulation screw 41 rotates, and under the action of screw thread pair, angle modulation horizontal axis is driven to be transported about 4 Dynamic, since movable axis and angle modulation horizontal axis 4 are fixed together, swing rod support base 51 will be rotated along rotation axis, so as to Complete the angular adjustment of sieve 2 left and right directions of ship.In the present embodiment, 42 one end of angle modulation horizontal axis is equipped with angle modulation indicator 44, on pedestal 1 Equipped with 44 corresponding angle modulation display board 45 of angle modulation indicator, angle modulation display board 45 is equipped with graduation mark, during angular adjustment, The position of 45 high scale line of angle modulation display board is directed toward by observing angle modulation indicator 44, so as to fulfill to 2 left and right directions angle of sieve ship The accurate adjusting of degree.

In one embodiment, as shown in Figure 10, distributor gear 9 includes distribution housing 91 and is arranged in distribution housing 91 Several guide pieces 92 being uniformly arranged, several 92 equal bendings of guide piece set and are mutually parallel, and the upper end of several guide pieces 92 is equal Corresponding with feed inlet 8, lower end is corresponding with the sieve lattice 21 in sieve ship 2.To ensure the intensity of guide piece 92, in the folding of guide piece 92 Crook is equipped with reinforcing rib, and to ensure that sieve lattice 21 are not recessed, several reinforcement parting beads are equipped on 21 lower face of each sieve lattice.

In one embodiment, as shown in figure 11, feeding distribution mechanism 6 includes the secondary partition board 62 of main 61, two, partition board, horizontal axis angle modulation bar 63 and discharge port 65, main 61 upper end of partition board is arranged on 2 top of sieve ship, and lower end is arranged on 2 bottom of sieve ship, two secondary partition boards 62 with Main partition board 61 is arranged in parallel, and is divided into the both sides of main partition board 61, and main 61, two pair partition boards 62 of partition board and 2 housing of sieve ship will sieve Ship 2 is divided into four relatively independent spaces, and four relatively independent spaces are respectively arranged below with four discharge ports 65, discharge port Different storage bins are corresponding from shedding mechanism 7 for 65 position.Rice after sieve ship 2 sieves drops into four from sieve 21 discharge end of lattice In a space, it is collected in the different storage bins that drop into shedding mechanism 7 along four discharge ports 65.61 middle part of main partition board with Horizontal axis angle modulation bar 63 is together by a threaded connection, and one end of horizontal axis angle modulation bar 63 is equipped with rocking bar 64, shakes rocking bar 64, main partition board 61 can move left and right under the action of screw thread pair along horizontal axis angle modulation bar 63；The relative position of two secondary partition boards 62, can also It adjusts manually, three scales 66 is equipped at the top of sieve ship 2, three scales 66 are right with main partition board 61 and two secondary partition boards 62 respectively Should, the accurate control of main partition board 61 and two secondary 62 positions of partition board is realized, so as to adjust the position that different-grain diameter rice is fallen.

In one embodiment, shedding mechanism 7 is four storage bins separated by partition board, and storage bin is equipped with detection and samples Mouthful, it detects and switching valve is equipped at sample tap, rice sample can be taken out from corresponding detection sample tap by operating switching valve, So as to easily check the quality and flow of rice sample.

In one embodiment, transparent cover is respectively mounted on the side of sieve ship 2, feed inlet 8 and shedding mechanism 7, transmission is transparent The separation situation of lid, that is, observable rice.

In one embodiment, sieve ship 2 is equipped with automatic stop arrangement, when sieving in ship 2 without material, you can realize equipment certainly It is dynamic to shut down, the normal sorting present situation of compass screen surface material is kept, (time is adjustable) equipment Auto Power On after the delay of waiting bin supplied materials enters Normal work.

The gravity type monomer rice sieve of the present invention occupies little space, and broken rice- containing rate is low, operates steadily reliable, with MGCZ70 × 22 Type gravity type monomer rice sieve for, area occupied 1510*1880*2270mm, whole rice broken rice- containing rate can control 3% with Interior, whole rice including rate of cracking rice can be controlled within 1%；The rotary flat sieve of same model (6~8 ton hour of yield), area occupied are 1995*1750*1780mm, whole rice broken rice- containing rate can be controlled 3%~5%, and whole rice including rate of cracking rice can be controlled within 3%~1%.And In the raw material for sieving different-grain diameter, rotary flat sieve needs replacing the sieve lattice of different pore size, and gravity type monomer of the invention is white Rice huller screen does not need to replace sieve lattice.

Claims

1. a kind of gravity type monomer rice sieve, including pedestal (1) and the sieve ship (2) being arranged on pedestal (1), it is characterised in that： Sieve ship (2) feed end and discharge end and the left and right sides are obliquely installed, and described sieve ship (2) feed end is higher than discharge end, into Expect that end is equipped with feed inlet (8), inlet scoop (10) and distributor gear (9), discharge end is equipped with feeding distribution mechanism (6) and shedding mechanism (7)； The pedestal (1) is equipped with gantry support (11), and the distributor gear (9) is arranged in gantry support (11), the feed inlet (8) and inlet scoop (10) are fixed at the top of gantry support (11), and are communicated with distributor gear (9)；The sub-material Mechanism (6) and shedding mechanism (7) are arranged on pedestal (1)；The lower part of the sieve ship (2) is equipped with the pendulum that support screen ship (2) is swung Linkage (3) and the adjusting angle mechanism (4) for adjusting sieve ship (2) position, described sieve ship (2) side are equipped with what driving sieve ship (2) was swung Transmission mechanism (3).

2. gravity type monomer rice sieve according to claim 1, it is characterised in that：The transmission mechanism (3) includes transmission Main shaft (31), transmission countershaft (32) and be arranged on the primary shaft belt pulley (33) of transmission main shaft (31) one end and be arranged on transmission master Transmission counterweight circle (35) on axis (31), the transmission main shaft (31) by bearing (34) on pedestal (1), it is described Primary shaft belt pulley (33) is connected by belt with motor (100), and transmission main shaft (31) is driven to rotate；It is set on the transmission main shaft (31) Have an eccentric wheel (39), the mounting shaft hole (391) of the eccentric wheel (39) and symmetrical center line not on the same line, the transmission Countershaft (32) is connected by kinematic link (37) with eccentric wheel (39), and the transmission countershaft (32) is arranged on countershaft seat (38), The countershaft seat (38) is fixedly linked with sieve ship (2), and transmission main shaft (31) rotation, band movable eccentric wheel (39) does eccentric turn It is dynamic, sieve ship (2) is driven to swing by kinematic link (37).

3. gravity type monomer rice sieve according to claim 2, it is characterised in that：On the transmission counterweight circle (35) Equipped with clump weight (36).

4. gravity type monomer rice sieve according to claim 3, it is characterised in that：The transmission counterweight circle (35) Axis hole center line and symmetrical center line are misaligned, and the clump weight (36) is set up separately with axis hole with being driven counterweight circle (35) no On half side.

5. gravity type monomer rice sieve according to claim 1, it is characterised in that：The relatively low side of the sieve ship (2) is set There is electric cabinet (101), the electric cabinet (101) is fixed on pedestal (1), and control inlet amount is equipped in the electric cabinet (101) Material position electric control gear and arrangements for speed regulation for controlling motor speed.

6. gravity type monomer rice sieve according to claim 1 or 2, it is characterised in that：The swing-bar mechanism (5) includes pendulum Bar support base (51) and swing rod (52), the swing rod support base (51) are arranged on pedestal (1), one end of the swing rod (52) with Swing rod support base (51) connects, and the other end is connect with sieve ship (2) bottom.

7. gravity type monomer rice sieve according to claim 6, it is characterised in that：The swing rod support base (51) is including turning Moving axis and movable axis, the rotation axis are connected with the both ends of movable axis by stent, form a quadrilateral structure, the rotation Axis both ends are set on the base by axle bed, and the movable axis movement can drive rotation axis to be rotated in axle bed.

8. gravity type monomer rice sieve according to claim 7, it is characterised in that：The adjusting angle mechanism (4) is including vertical The angle modulation screw (41) of setting and be horizontally set on angle modulation horizontal axis (42) and connect angle modulation horizontal axis (42) and movable axis connecting rod (43), angle modulation screw (41) upper end is arranged on pedestal (1), and lower end passes through pedestal (1) with leading in the middle part of angle modulation horizontal axis (42) Threaded connection is crossed, angle modulation screw (41) rotation under the action of screw thread pair, drives angle modulation horizontal axis (42) to move up and down.

9. gravity type monomer rice sieve according to claim 8, it is characterised in that：Described angle modulation horizontal axis (42) one end is equipped with Angle modulation indicator (44), the pedestal (1) are equipped with angle modulation display board (45) corresponding with angle modulation indicator (42), the tune Angle display board (45) is equipped with graduation mark.

10. gravity type monomer rice sieve according to claim 1, it is characterised in that：The distributor gear (9) includes distribution Housing (91) and several guide pieces (92) being uniformly arranged being arranged in distribution housing (91), several guide pieces (92) are equal Bending sets and is mutually parallel, and the upper end of several guide pieces (92) is corresponding with feed inlet (8), and lower end is with sieving ship (2) Interior sieve lattice (21) are corresponding.