CN103071617A - Swinging-screen grading device - Google Patents
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- CN103071617A CN103071617A CN2013100294034A CN201310029403A CN103071617A CN 103071617 A CN103071617 A CN 103071617A CN 2013100294034 A CN2013100294034 A CN 2013100294034A CN 201310029403 A CN201310029403 A CN 201310029403A CN 103071617 A CN103071617 A CN 103071617A
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Abstract
The invention discloses a swinging-screen grading device, which comprises a stander, a power mechanism and a grading mechanism. The stander comprises a main stander and a lower stander, the power mechanism comprises a motor, a reducer, an eccentric wheel shaft, an eccentric wheel and an eccentric connecting rod, wherein the motor drives the eccentric wheel shaft through the reducer, and the eccentric wheel is hinged with and drives the eccentric connecting rod. The grading mechanism comprises a plurality of screening units consisting of a screen body left side link, a screen body right side link, a screen body, a receiving hopper, a belt conveyor and a discharging hopper, wherein each receiving hopper is arranged above the left end part of the screen body, the upper ends of the screen body left side link and the screen body right side link are respectively hinged with the upper stander, and the lower ends of the screen body left side link and the screen body right side link are respectively hinged with the screen body. The screen body is formed by fixing a plurality of screen rods at equal intervals on a rectangular framework, an elastic plate for preventing fruits and vegetables from being blocked and the belt conveyor are arranged below the screen body, and the belt conveyor conveys fruits and vegetables to the next screening unit or a discharging collection hopper. Due to the adoption of the swinging-screen grading device, the grade mixing rate can be remarkably reduced, the blockage can be eliminated, the efficiency is high, the fault rate is low, and a wide application value can be realized.
Description
Technical field
The present invention relates to the agricultrue sideline production processing machinery technical field, concrete, the present invention relates to a kind of swinging screen formula grading machinery technical field of coming sorting fruits and vegetables grade by the fruits and vegetables size.
Background technology
Along with the fast development in fruits and vegetables plant husbandry, as the important means of weighing fruits and vegetables grade and quality, the rear graded operation of adopting of fruits and vegetables more and more is subject to people's attention; At present, the size fractionation of spherosome, ellipsoid and the ellipsoidal fruits and vegetables of class such as red date, walnut, tomato is subjected to the restriction of the profile size and shape of natural growth, caused the grader of other kinds unclear to size fractionation, the high problem of mixed level rate can not get real solution always, the undesirable value-added content of product that causes of size fractionation effect can not get significantly improving.
Current, the fruits and vegetables classifying equipoment mainly is divided into quality formula classifying equipoment, photo-electric classifying equipoment and Size Formula classifying equipoment according to the difference of its sizing screening mode; Quality formula classifying equipoment carries out classification according to the quality of fruit and vegetable food, is not suitable for size classification; The photo-electric classifying equipoment adopts computer image recognition technology, catches the fruit image of high-speed cruising by the colored digital camera system, and matching computer analysis software and efficient terminal automatic executing agency carry out as required the sortings such as size, color and process to fruit; Being applicable to citrus etc. than the sorting of regular circle spheroid fruit, is present international advanced sorted fruits technical equipment; Because the photo-electric classifying equipoment needs the exploitation of corresponding computer image recognition technology and operating mechanism for different fruits and vegetables, equipment investment cost is high, classification efficiency is low, also is not suitable for the ellipsoidal fruits and vegetables of irregular roundness spheroid, ellipsoid and class such as red date, walnut, tomato simultaneously and implements by size classification; The Size Formula classifying equipoment is to carry out classification according to the appearance and size of fruits and vegetables, claims again size classifier; Commonly the size classifying equipoment of pure physics mode has inclination roll-type, transfer roller conveyer formula, wedge conveyer belt swinging, roll shaft conveyer belt type, drum-type, chain-plate type, baffle-type, vibration sieve type etc.
In the prior art, for red date, walnut, the irregular roundness spheroids such as tomato, the ellipsoidal fruits and vegetables of ellipsoid and class, what adopt when implementing classification by size is vibration sieve type grader in the Size Formula classifying equipoment, representational have patent documentation to record CN200420043157.4, patent CN200720174159.0, patent 201120121195.7 disclosed fruit and vegetable classifiers, the fruit and vegetable classifier that discloses in the prior art is owing to the limitation at structure and fruits and vegetables screening mode, and the screening of existence is insufficient, mixed level rate is high, efficient is low, can not automatically remove the fruits and vegetables of jumping the queue, the easy damaged fruits and vegetables, take up room large, complete machine is unstable, be difficult to adjust, high one or more design defect of fault rate; Prior art Patent Literature CN200420043157.4 discloses a kind of nut grader, comprise feeding mechanism, the rotary screen body mechanism, dump skip and actuating unit, the rotary screen body mechanism comprises the housing of at least one cylinder sieve nest and pack roller sieve nest, this cylinder sieve nest is installed on rolling bearing, between the cylinder sieve nest, form nut passages at different levels between cylinder sieve nest and the housing, be distributed with many sieve apertures on the wall of cylinder sieve nest, the size of sieve aperture from the inner to the outer, reduce gradually by the differential size of nut size fractionation, feeding mechanism is connected with the cylinder sieve nest of innermost layer, dump skip quantity equates with the hierarchical level of nut, dump skips at different levels communicate with nut passages at different levels respectively, actuating unit is connected with rolling bearing, this grader lacks in use the mechanism of fruits and vegetables shake and removes the mechanism that jumps the queue, the stroke of part fruits and vegetables screening is too short, thereby causes screening insufficient, the defective of the higher and sieve aperture easy damaged fruits and vegetables of mixed level rate; Patent CN200720174159.0 discloses a kind of vegetable and fruit multiple field separator, comprise charging aperture, discharging opening, frame and driving chain and motor, power transmission shaft is equipped with at every layer two ends on frame, two rotating sprockets all are housed on every layer of power transmission shaft, driving chain is enclosed within respectively on the rotating sprocket, main driving wheel drives auxiliary wheel all moves every layer of chain in the same way, be provided with some round classification rods parallel to each other at every layer driving chain, spacing from the upper strata to the orlop between the circle classification rod successively increases, and is equipped with cull chute or conveyer belt below every layer of circular classification rod; This grader lacks in use the mechanism of fruits and vegetables shakes and removes the mechanism that jumps the queue, and has the defective of the higher and sieve aperture easy damaged fruits and vegetables of insufficient, the mixed level rate of screening, and large defective simultaneously in addition takes up room; Prior art Patent Literature 201120121195.7 discloses a kind of vertical fruit/vegetable sorting machine that comes sorting by the fruits and vegetables size, comprise support stand, vibrating mechanism, multilayer sorting mechanism and guiding mechanism, support stand is provided with feet, be fixed with vibrating mechanism on the support stand, vibrating mechanism connects with the multilayer sorting mechanism by bent axle, the multilayer sorting mechanism is provided with guiding mechanism, vibrating mechanism connects with the multilayer sorting mechanism by bent axle, multilayer sorting mechanism integral body is vibrated simultaneously, it is excessive that the mode of this body vibration exists vibrational loading, complete machine is unstable, be difficult to adjust, in fact the open defects such as screening effect is not obvious are difficult to come into operation.
This shows, in the prior art, the mixed level rate that exists in the fruits and vegetables classifying equipoment is high, fault rate is high, classification efficiency is low, be difficult to remove the problem of jam, needs solution badly, and solving the corresponding problem that exists in the prior art, to develop corresponding fruits and vegetables classifying equipoment significant.
Summary of the invention
The present invention is directed to the technical deficiency that discloses the fruits and vegetables classifying equipoment in the prior art, carried out creationary design on structure by classifying equipoment in the prior art and the screening plant basis, employing makes fruits and vegetables keep simultaneously jump, rolling and the translation of reasonable amplitude at horizontal hunting on sieve nest in conjunction with the circular swing motion mode of upthrow, thereby optimized sieve nest and swung mode, under every one-level screening unit, set up sieve shedding vegetables be transported to next stage sieve unit original position, solved in the prior art screening action unreasonable, sieve the incomplete defective of stroke; Simultaneously, by having set up the problem of fruits and vegetables jams on screen cloth of having removed fruits and vegetables are jumped the queue on the sieve nest device solves.Swinging screen formula classifying equipoment provided by the invention efficiently solves that the mixed level rate that exists in the existing fruit and vegetable classifier is high, fault rate is high, classification efficiency is low, is difficult to remove the problem of jam, and simultaneously reasonable in design, compact conformation takes up room little, and is easy to use.
The present invention solves its technical problem and takes following technical scheme to realize:
The present invention is by having designed a kind of swinging screen formula classifying equipoment, and this swinging screen formula classifying equipoment is comprised of frame, actuating unit, classification mechanism; Frame comprises mainframe and lower bearing bracket, and mainframe is fixedly connected on the lower bearing bracket; Actuating unit and classification mechanism are separately positioned on left side and the right side of mainframe, sieve nest equidistantly is fixed in the rectangular frame by some sieve bars and forms, the sieve distance between tie rods can be determined according to the size of fruits and vegetables and the needs of classification, the sieve nest downside of sieve unit is provided with elastic plate, the end of belt conveyor is provided with the device of the tensioning degree of regulating belt, be provided with the eccentric orfice of some different eccentric throws on the eccentric wheel of camshaft group, adopt chain transmission or band transmission between decelerator and the camshaft and/or between the adjacent two-stage camshaft, chain transmission or band transmission are provided with the tensioning shaft group; Employing makes fruits and vegetables keep simultaneously jump, rolling and the translation of reasonable amplitude at horizontal hunting on sieve nest in conjunction with the circular swing motion mode of upthrow, thereby optimized sieve nest and swung mode, under every one-level screening unit, set up belt conveyor and will sieve the shedding vegetables and be transported to next stage sieve unit original position, solved in the prior art screening action unreasonable, sieve the incomplete defective of stroke; Simultaneously, by having set up the problem of fruits and vegetables jams on screen cloth of having removed fruits and vegetables are jumped the queue on the sieve nest device solves.
The present invention specifically provides a kind of swinging screen formula classifying equipoment, comprises frame, actuating unit, classification mechanism; Frame comprises mainframe and lower bearing bracket; Mainframe is fixedly connected on the lower bearing bracket; Actuating unit and classification mechanism are separately positioned on left side and the right side of mainframe; Actuating unit comprises that motor, camshaft, eccentric wheel, eccentric ratio form, and motor, camshaft are fixedly connected on respectively on the mainframe, and eccentric wheel or eccentric group are socketed on the eccentric shaft; The rotation of Motor Drive camshaft, camshaft is driving the rotation of next stage camshaft; Eccentric wheel or eccentric group connect and drive the motion of eccentric ratio in hinged way.
Classification mechanism comprises the sieve unit that several are comprised of sieve nest linkage, receiving hopper, belt conveyor, discharge collection bucket; The sieve nest linkage is comprised of the left side link of sieve nest, the right side link of sieve nest, sieve nest, and the upper end of the left side link of sieve nest and the right side link of sieve nest and hinged with upper spider respectively, lower end are hinged with the right side of sieve nest, left both sides respectively; Receiving hopper is positioned at sieve nest left part top, and eccentric ratio connects in hinged way and drives sieve nest or the left side link of sieve nest, makes sieve nest realize moving to the extreme higher position from extreme lower position to the upper right side first, and the below moves to the curved reciprocating swing of extreme lower position left again; The below of sieve nest is provided with belt conveyor, belt conveyor will transport into the receiving hopper of next stage sieve unit along the direction of fruits and vegetables flowing opposite on the sieve nest through the fruits and vegetables of sieve nest, sieve nest equidistantly is fixed in the rectangular frame by some sieve bars and forms, and the sieve distance between tie rods can be determined according to the size of fruits and vegetables and the needs of classification.
The present invention adopts operation principle to be, during work, rotated by belt or gear drive decelerator by motor, rotated by chain or belt drives camshaft by decelerator again, camshaft drives the reciprocating while of eccentric ratio by eccentric wheel again and rotates by chain or belt drives next stage camshaft, ordered about to make sieve nest realize moving to the extreme higher position from extreme lower position to the upper right side first by eccentric ratio, the curved reciprocating that moves to again extreme lower position to the lower right swings; Because the reciprocating swing of certain inclination angle sieve nest being arranged along exhaust end, be on the compass screen surface fruits and vegetables with certain speed to exhaust end jump, rolling and mobile, fruits and vegetables less than ground floor sieve distance between tie rods size drop on the belt conveyor of antiport from sieve, be transported to second layer sieve unit feed end through belt conveyor, below by that analogy; Then collecting from ground floor sieve unit exhaust end that discharging opening discharges greater than the fruits and vegetables of ground floor sieve distance between tie rods size is a rank, below in like manner; Therefore the material that varies in size just is separated from different discharge systems, and then reaches the vary in size purpose of rank separation of material.
Further, the invention provides the further optimization and/or improvements of swinging screen formula classifying equipoment technical scheme.
Sieve nest downside in the above-mentioned swinging screen formula classifying equipoment sieve unit is provided with some evenly distributed elastic plates, when sieve nest drops to extreme lower position, elastic plate is overwhelmed, when sieve nest moves to the upper left side and when highly rising, elastic plate restores to the original state thereupon, thereby remove the fruits and vegetables of jumping the queue on sieve nest, make it to reenter classification process.
Among the present invention, elastic plate is made by the food-grade elastomeric material sheet materials such as silica gel or nylon and clamping device, and the elastic plate that visible elastomeric material sheet material of living in and clamping device are made in the prior art all is fit to enforcement of the present invention.
Be provided with the eccentric orfice of some different eccentric throws on the eccentric wheel of the camshaft in the above-mentioned swinging screen formula classifying equipoment actuating unit, the amplitude that swings in order to can adjust sieve nest according to different fruits and vegetables.
Left side link in the above-mentioned swinging screen formula classifying equipoment classification mechanism sieve unit and/or right side link adopt the structure that is threaded, and its length can be regulated as required.
Motor in the above-mentioned swinging screen formula classifying equipoment actuating unit connects by decelerator and the rotation of driving camshaft.
The end of the belt conveyor in the above-mentioned swinging screen formula classifying equipoment sieve unit is provided with the device of the tensioning degree of regulating belt.
Adopt band transmission or chain transmission or gear drive between motor in the actuating unit of above-mentioned swinging screen formula classifying equipoment and the decelerator.
Adopt chain transmission or band transmission between decelerator in the actuating unit of above-mentioned swinging screen formula classifying equipoment and the camshaft and/or between the adjacent two-stage camshaft.
Chain transmission in the actuating unit of above-mentioned swinging screen formula classifying equipoment or band transmission can be provided with the tensioning shaft group, to regulate the tightness of chain or band.
Swinging screen formula classifying equipoment provided by the invention is when carrying out the operation of fruits and vegetables sizing screening, rotated by the Motor Drive camshaft, drive again the rotation of next stage camshaft when driving again the motion of eccentric ratio reciprocating swing by camshaft, so that the sieve nest realization curved reciprocating that hangs via the left side link of sieve nest and the right side link of sieve nest swings; Because the sieve nest left and right sides is hinged on respectively the lower end of the left side link of sieve nest and the right side link of sieve nest, the upper end of the left side link of sieve nest and the right side link of sieve nest then joins on mainframe respectively, so that this structural design of the present invention has significantly different from same category of device of the prior art; On the same category of device in the prior art, the connecting rod of suspended screen body and function only is set at an end of sieve nest, the other end does not then arrange the connecting rod of suspended screen body and function, but the combined support mode of track and wheel is set, it is when carrying out the fruits and vegetables sieving and grading, and fruits and vegetables are difficult to realize fluctuating, the rolling of certain amplitude, so that its screening is insufficient, mixed level rate is high, and efficient is low; And the present invention is when carrying out the sieving and grading of fruits and vegetables, what whole sieve nest was done is that periodic curved reciprocating swings, follow sieve nest to be synchronized with the movement to the upper right side first via the fruits and vegetables on the sieve nest, after arriving peak, sieve nest taken back by eccentric ratio immediately, fruits and vegetables can support and be thrown to the upper right side owing to inertia breaks away from sieve nest naturally this moment, so that fruits and vegetables are also tossed when being moved horizontally, when falling on the sieve nest again, it continues to repeat above-mentioned motion process; In this motion process, fruits and vegetables be in all the time ceaselessly tossed, roll and the motion state fallen in, fruits and vegetables always have repeatedly chance to contact with the gravity flow screen distance between tie rods of sieve by the transverse diameter direction, the fruits and vegetables transverse diameter greater than sieve during distance between tie rods the discharge collection bucket via the sieve nest front end flow out, the fruits and vegetables transverse diameter can be fallen during distance between tie rods less than sieve on the belt conveyor of antiport of bottom, belt conveyor is transported to blanking port with fruits and vegetables, falls into again to carry out classification on the sieve nest of next stage sieve unit and process; So repeated multiple times, minimum fruits and vegetables are via the belt conveyor output of below, and the present invention can according to the classification requirement of different fruits and vegetables, be divided into the unit of several sizing screenings.
By implementing concrete summary of the invention provided by the invention, can reach following effect.
(1) swinging screen formula classifying equipoment provided by the invention is for the classification link, swing mode and amplitude by the control sieve nest, effectively solved the high difficult problem of unclear, the mixed level rate of existing fruit and vegetable classifier size fractionation, simultaneously, the belt conveyor of minimum one-level sieve unit can directly connect the discharge collection bucket.
(2) success by swinging screen formula classifying equipoment provided by the invention designs and produces and the universalness application, can in this production process of classification, thoroughly break away from for a long time take craft as main production status, solve the high problem of unclear, the mixed level rate of other mechanical size fractionation, improve the production efficiency of the agricultural and sideline converted products such as red date, diversify, improve product specification, enlarge the industrial machine degree such as red date, conscientiously promote red date producing region agricultural produce, liberation labour both hands, promote Labor Transfer, enlarge increasing peasant income all significant.
Description of drawings
Fig. 1 is for implementing front view of the present invention.
Fig. 2 is for implementing rearview of the present invention.
Fig. 3 is for implementing top view of the present invention.
Among Fig. 1-3,1-motor, 2-decelerator, 3-camshaft, 4-tensioning shaft, 5-eccentric wheel, 6-eccentric ratio, the left side link of 7-sieve nest, the right side link of 8-sieve nest, 9-sieve nest, 10-elastic plate, 11-receiving hopper, 12-belt conveyor, 13-discharge collection bucket, 14-mainframe, 15-lower bearing bracket.
The specific embodiment
Below in conjunction with accompanying drawing 1-3 and embodiment, the present invention is done further detailed description.
In the present invention, for convenience of description, the description of the relative position relation of each parts of swinging screen formula classifying equipoment is that 1 Butut mode is described with reference to the accompanying drawings, as: the position relationship of upper and lower, left and right etc. is to determine according to the Butut direction of Figure of description.
Embodiment one:
Shown in accompanying drawing 1-3, swinging screen formula classifying equipoment comprises frame, actuating unit, classification mechanism; Frame comprises mainframe (14) and lower bearing bracket (15), and mainframe (14) is fixedly connected on the lower bearing bracket (15); Actuating unit and classification mechanism are separately positioned on left side and the right side of mainframe (14).
Actuating unit comprises that motor (1), camshaft (3), eccentric wheel (5), eccentric ratio (6) form, motor (1), camshaft (3) are fixedly connected on respectively on the mainframe (14), and eccentric wheel (5) is socketed on the camshaft (3); Motor (1) is to drive camshaft (3) rotation, and camshaft (3) is driving next stage camshaft (3) rotation; Eccentric wheel (5) connects and drives the motion of eccentric ratio (6) in hinged way.
Described classification mechanism comprises the sieve unit that several are comprised of sieve nest linkage, belt conveyor (12), discharge collection bucket (13), and the sieve nest linkage is comprised of the left side link of sieve nest sieve nest (7), right side link (8) and sieve nest (9); The upper end of the left side link of sieve nest sieve nest (7) and right side link (8) is hinged with upper spider (14) respectively, and the lower end is hinged with the right side of sieve nest (9), left both sides respectively; Receiving hopper (11) is positioned at sieve nest (9) right part top, and eccentric ratio (6) connects in hinged way and drives sieve nest (9) or the left side link of sieve nest (7); The below of sieve nest (9) is provided with belt conveyor (12), belt conveyor (12) is transported to the receiving hopper (11) of next stage sieve unit along the direction of fruits and vegetables flowing opposite on the sieve nest by the fruits and vegetables under sieve nest (9) sieve, fruits and vegetables on the sieve nest are collected as a rank via right-hand member discharge collection bucket, by that analogy, to reach the requirement of fruits and vegetables classification, sieve nest equidistantly is fixed in the rectangular frame by some sieve bars and forms, and the sieve distance between tie rods is determined according to the size of fruits and vegetables and the needs of classification.
Embodiment two:
The invention will be further described below in conjunction with embodiment one and accompanying drawing 1:
Sieve nest downside in the above-mentioned swinging screen formula classifying equipoment sieve unit is provided with some evenly distributed elastic plates (10) of being made by flaky elastic material, when sieve nest (9) when dropping to extreme lower position elastic plate (10) is overwhelmed, when sieve nest (9) moves to the upper right side and when highly rising, elastic plate (10) restores to the original state thereupon, thereby remove the fruits and vegetables of jumping the queue on sieve nest, make it to reenter classification process.
Among the present invention, elastic plate (10) is made by the food-grade elastomeric material sheet materials such as silica gel or nylon and clamping device, and the elastic plate (10) that visible elastomeric material sheet material of living in and clamping device are made in the prior art all is fit to enforcement of the present invention.
Be provided with the eccentric orfice of some different eccentric throws on the eccentric wheel (5) of the camshaft (3) in the above-mentioned swinging screen formula classifying equipoment actuating unit, the amplitude that swings in order to can adjust sieve nest (9) according to different fruits and vegetables.
The left side link of sieve nest (7) in the above-mentioned swinging screen formula classifying equipoment classification mechanism sieve unit and/or the right side link of sieve nest (8) adopt the structure that is threaded, and its length can be regulated as required.
Motor (1) in the above-mentioned swinging screen formula classifying equipoment actuating unit connects by decelerator (2) and driving camshaft (3) rotation.
The end of the belt conveyor in the above-mentioned swinging screen formula classifying equipoment sieve unit is provided with the device of the tensioning degree of regulating belt.
Adopt band transmission or gear drive between motor (1) in the actuating unit of above-mentioned swinging screen formula classifying equipoment and the decelerator (2).
Adopt chain transmission or band transmission between decelerator in the actuating unit of above-mentioned swinging screen formula classifying equipoment and the camshaft (3) and/or between the adjacent two-stage camshaft (3).
Chain transmission in the actuating unit of above-mentioned swinging screen formula classifying equipoment or band transmission can be provided with tensioning shaft (4), to regulate the tightness of chain or band.
The belt conveyor (12) of minimum one-level sieve unit can directly connect discharge collection bucket (13) in the above-mentioned swinging screen formula classifying equipoment.
Embodiment three:
Below in conjunction with accompanying drawing 1-3 and above-described embodiment, the present invention is done further detailed description.
Swinging screen formula classifying equipoment provided by the invention is when carrying out the operation of fruits and vegetables sizing screening, drive camshaft (3) rotation by motor (1), every one-level camshaft (3) drives again next stage camshaft (3) rotation in the drive reciprocating while of eccentric ratio (5), so that sieve nest (9) the realization curved reciprocating that hangs via the right side link of sieve nest (8) and the left side link of sieve nest (7) swings; Because sieve nest (9) left and right sides is hinged on respectively the lower end of the left side link of sieve nest sieve nest (7) and right side link (8), the upper end of the left side link of sieve nest sieve nest (7) and right side link (8) then joins respectively on mainframe (14), so that this structural design of the present invention has significantly different from same category of device of the prior art; On the same category of device in the prior art, the connecting rod of suspended screen body and function only is set at an end of sieve nest (9), the other end does not then arrange the connecting rod of suspended screen body and function, it is when carrying out the fruits and vegetables sieving and grading, fruits and vegetables are difficult to realize fluctuating, the rolling of certain amplitude, so that its screening is insufficient, mixed level rate is high, and efficient is low; And the present invention is when carrying out the sieving and grading of fruits and vegetables, what whole sieve nest (9) was done is that periodic curved reciprocating swings, follow sieve nest (9) to be synchronized with the movement to the upper left side first via the fruits and vegetables on the sieve nest (9), after arriving peak, sieve nest (9) taken back by eccentric ratio (6) immediately, fruits and vegetables can support and be thrown to the upper left side owing to inertia breaks away from sieve nest (9) naturally this moment, so that fruits and vegetables are also tossed when being moved horizontally, when falling on the sieve nest (9) again, it continues to repeat above-mentioned motion process; In this motion process, fruits and vegetables be in all the time ceaselessly tossed, roll and the motion state fallen in, fruits and vegetables always have repeatedly chance to contact with the gravity flow screen distance between tie rods of sieve by the transverse diameter direction, the fruits and vegetables transverse diameter during greater than the grating spacing discharge collection bucket (13) via sieve nest (9) front end flow out, the fruits and vegetables transverse diameter can be fallen during less than the grating spacing on the belt conveyor (12) of opposite direction running of bottom, belt conveyor (12) is transported to blanking port with fruits and vegetables, falls into again to carry out classification on the sieve nest (9) of next stage sieve unit and process; So repeatedly, minimum fruits and vegetables are via belt conveyor (12) output of below, and the present invention can according to the classification requirement of different fruits and vegetables, be divided into the unit of several sizing screenings.
As mentioned above; can realize preferably the present invention; the above embodiments only are that preferred embodiment of the present invention is described; be not that scope of the present invention is limited; design under the prerequisite of spirit not breaking away from the present invention; various distortion and improvement that those of ordinary skills make technical scheme of the present invention all should fall in the definite protection domain of claims of the present invention.
Claims (10)
1. a swinging screen formula classifying equipoment comprises frame, actuating unit, classification mechanism, and frame comprises mainframe and lower bearing bracket, and mainframe is fixedly connected on the lower bearing bracket; Actuating unit and classification mechanism are separately positioned on left side and the right side of mainframe, it is characterized in that:
Described actuating unit comprises that motor, camshaft, eccentric wheel, eccentric ratio form, and motor, camshaft are fixedly connected on respectively on the mainframe; The rotation of Motor Drive camshaft, camshaft drive the rotation of next stage camshaft; Eccentric wheel connects and drives the motion of eccentric ratio in hinged way;
Described classification mechanism comprises the sieve unit that several are comprised of sieve nest linkage, belt conveyor, discharge collection bucket, and the sieve nest linkage is comprised of the left side link of sieve nest, the right side link of sieve nest and sieve nest; The upper end of the left side link of sieve nest and the right side link of sieve nest is hinged with upper spider respectively, and the lower end is hinged with the right side of sieve nest, left both sides respectively; Receiving hopper is positioned at sieve nest left part top, and eccentric ratio connects in hinged way and drives sieve nest or the left side link of sieve nest; The below of sieve nest is provided with belt conveyor, belt conveyor will be transported into the receiving hopper of next stage sieve unit along the direction of fruits and vegetables flowing opposite on the sieve nest by the fruits and vegetables under the sieve nest sieve, sieve nest is equidistantly to be fixed in the rectangular frame by some sieve bars to form, and the sieve distance between tie rods can be determined according to the size of fruits and vegetables and the needs of classification.
2. swinging screen formula classifying equipoment according to claim 1 is characterized in that, the sieve nest downside of described sieve unit is provided with some evenly distributed elastic plates.
3. any described swinging screen formula classifying equipoment according to claim 1 and 2 is characterized in that, is provided with the eccentric orfice of some different eccentric throws on the eccentric wheel of described camshaft group.
4. any described swinging screen formula classifying equipoment according to claim 1 and 2 is characterized in that, the right side link of described mainframe sieve unit and/or left side link adopt the structure that is threaded.
5. any described swinging screen formula classifying equipoment according to claim 1 and 2 is characterized in that, the motor of described actuating unit connects by decelerator and drives the camshaft rotation.
6. any described swinging screen formula classifying equipoment according to claim 1 and 2 is characterized in that, the end of described belt conveyor is provided with the device of the tensioning degree of regulating belt.
7. any described swinging screen formula classifying equipoment according to claim 1 and 2 is characterized in that, adopts chain transmission or band transmission between described decelerator and the camshaft and/or between the adjacent two-stage camshaft.
8. swinging screen formula classifying equipoment according to claim 5 is characterized in that, adopts band transmission or chain transmission or gear drive between described motor and the decelerator.
9. swinging screen formula classifying equipoment according to claim 8 is characterized in that, described chain transmission or band transmission are provided with tensioning shaft.
10. according to claim 1 to 7 any described swinging screen formula classifying equipoments, it is characterized in that, the belt conveyor of minimum one-level sieve unit can directly connect the discharge collection bucket in the described sieve unit.
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CN108705030A (en) * | 2018-07-04 | 2018-10-26 | 柳晶(溧阳)环保科技有限公司 | A kind of cast waste sand processing equipment |
CN108705030B (en) * | 2018-07-04 | 2024-03-29 | 柳晶(溧阳)环保科技有限公司 | Foundry waste sand treatment equipment |
CN109225916A (en) * | 2018-11-23 | 2019-01-18 | 安徽中科光电色选机械有限公司 | A kind of Chinese date feeding mechanism |
CN109225916B (en) * | 2018-11-23 | 2023-08-25 | 安徽中科光电色选机械有限公司 | Jujube feeding mechanism |
CN113426668A (en) * | 2021-06-24 | 2021-09-24 | 衢州学院 | Oil tea fruit cleaning and sorting machine |
CN113578752A (en) * | 2021-08-03 | 2021-11-02 | 温州大学激光与光电智能制造研究院 | Nut sorting device |
CN113941186B (en) * | 2021-10-19 | 2023-03-03 | 南京清中环境技术有限公司 | Multilayer is reciprocal flat formula blue alga algae liquid concentrator that shakes in coordination |
CN113941186A (en) * | 2021-10-19 | 2022-01-18 | 南京清中环境技术有限公司 | Multilayer is reciprocal flat formula blue alga algae liquid concentrator that shakes in coordination |
CN114682481A (en) * | 2022-04-02 | 2022-07-01 | 李硕 | Preparation method of energy-saving heat-preservation high-strength concrete |
CN114682481B (en) * | 2022-04-02 | 2023-08-25 | 十堰市郧固建材工贸有限公司 | Preparation method of energy-saving heat-preservation high-strength concrete |
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