CN203591933U - Reciprocating screen device - Google Patents

Reciprocating screen device Download PDF

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Publication number
CN203591933U
CN203591933U CN201320724760.8U CN201320724760U CN203591933U CN 203591933 U CN203591933 U CN 203591933U CN 201320724760 U CN201320724760 U CN 201320724760U CN 203591933 U CN203591933 U CN 203591933U
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China
Prior art keywords
screen
reciprocating
frame
screen cloth
separating
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CN201320724760.8U
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Chinese (zh)
Inventor
陈明元
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CHONGQING WANZHIFENG ZOOLOGY FERTILIZER Co Ltd
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CHONGQING WANZHIFENG ZOOLOGY FERTILIZER Co Ltd
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Priority to CN201320724760.8U priority Critical patent/CN203591933U/en
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Abstract

The utility model discloses a reciprocating screen device. The reciprocating screen device comprises a machine frame, a screen frame and a reciprocating source, wherein the screen frame is hung on the machine frame and inclines with the horizontal plane, and the reciprocating source is used for driving the screen frame to conduct reciprocating movement. At least two screens are sequentially arranged on the screen frame in the moving direction of a material, wherein the hole diameter of the screens is increased. According to the reciprocating screen device, the screens with the hole diameters increasing are arranged from the feeding end to the discharging end of the screen frame, after obtaining screening power from the reciprocating source, the inclined screen frame drives the materials to conduct reciprocating movement, fine particles screened out by the screen with the small hole diameter and redundant coated powder return to a granulator for secondary granulation, large particles screened out by the discharging end return to a material returning crusher and are crushed for granulation again, and a qualified product with uniform particles and identical appearance is screened out by the screen with the large hole diameter. The reciprocating screen device is simple in structure and convenient to use, can achieve screening automation when being matched with the automatic reciprocating source to be use. Time and labor are saved, and working efficiency is improved.

Description

Reciprocating screen separating device
Technical field
The utility model relates to a kind of production technique for fertilizer equipment, particularly a kind of reciprocating screen separating device for fertilizer classification.
Background technology
Fertilizer is one of material base of agricultural production indispensability, and the nutrient that it can provide for crop one or more, improves soil property, increases soil fertility.For adapting to the needs of agricultural modernization development, the production of fertilizer is except continuing to increase output, just towards high efficiency composition, fertilizer machinery, transport the future development of fertile channelization.Fertilizer various in style, offers characteristic and the composition of crop nutrition content according to fertilizer, be divided into inorganic fertilizer, organic fertilizer, organic and inorganic fertilizer three major types; Can be divided into solid fertilizer and liquid fertilizer by the physical state of fertilizer.In prior art, fertilizer producer is in the time producing solid fertilizer, all with spade, material to be put into pulverizer by direct labor to pulverize, and then by direct labor, material is drawn out from pulverizer, sieve with an easy sieve, the material that fineness is qualified is sifted out, and underproof material stays, drop into again pulverizer and pulverize, so cycling.The defect that this traditional screening mode exists is: sieve not thorough, sift out come the material uniformity poor, directly affect fertilizer quality; And manually-operated automaticity is low, time-consuming, production efficiency is low.
Therefore, be necessary to develop a kind of screening plant that is specifically designed to fertilizer classification, make the screening of fertilizer thorough, can realize fine powder and the screening simultaneously of large grain, guarantee uniformity and the outward appearance uniformity of fertilizer finished particle, and improve the automaticity of screening, time saving and energy saving, increase work efficiency.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of reciprocating screen separating device that is specifically designed to fertilizer classification, make the screening of fertilizer thorough, can realize fine powder and the screening simultaneously of large grain, guarantee uniformity and the outward appearance uniformity of fertilizer finished particle, and improve the automaticity of screening, time saving and energy saving, increase work efficiency.
Reciprocating screen separating device of the present utility model, comprise frame, hanging in described frame and with horizontal plane tilt screen frame and the reciprocal source for driving described screen frame to move reciprocatingly, on described screen frame, be at least provided with successively along material movement direction the screen cloth that two pore sizes increase progressively.
Further, described in each, the lower end of screen cloth is all connected with the discharge bucket for discharging, and the cross section of described discharge bucket dwindles from top to bottom gradually.
Further, described screen cloth quantity is two and comprises one-level screen cloth and secondary screen cloth, the aperture of described one-level screen cloth is less than the aperture of described secondary screen cloth, the lower end of described one-level screen cloth is connected with fines discharge bucket, the lower end of described secondary screen cloth is connected with qualified discharge bucket, and the afterbody of described secondary screen cloth is connected with the inclination slide carriage for sliding down for coarse fodder.
Further, the aperture of described one-level screen cloth is 1.5-2.5mm, and the aperture of described secondary screen cloth is 4.0-5.0mm.
Further, described frame is beam type frame, and the upper beam of described frame is provided with can be from the hanging axis of axle rotation, and described hanging axis is connected with described screen frame by hanging piece.
Further, described reciprocal source comprises drive motors and the eccentric shaft by described drive motors driving rotation, and described eccentric shaft is connected near one end of feed end with described screen frame by connecting rod.
Further, described hanging piece is iron chains, and described drive motors and described eccentric shaft, by belt transmission, are connected with belt pulley on the axis body of described eccentric shaft.
The beneficial effects of the utility model: reciprocating screen separating device of the present utility model, screen frame is provided with from material feeding end to discharge end the screen cloth that pore size increases progressively, after obtaining from reciprocal source the screening power moving reciprocatingly, the screen frame tilting drive material to move back and forth, the less screen cloth in aperture sifts out particulate and unnecessary coating powder returns comminutor secondary granulation, discharge end sifts out the return material disintegrating machine of large grain and after fragmentation, again carries out granulation, and the larger screen cloth in aperture sifts out the qualified finished product that uniform particles is consistent with outward appearance and enters packaging process; The utility model is simple in structure, easy to use, more can realize the automation of screening while coordinating automatic reciprocating source to use, time saving and energy saving, increases work efficiency, and has highly application value.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the top view of Fig. 1.
The specific embodiment
Fig. 1 is structural representation of the present utility model, Fig. 2 is the top view of Fig. 1, as shown in the figure: the reciprocating screen separating device of the present embodiment, comprise frame 1, hanging in described frame 1 and with horizontal plane tilt screen frame 2 and the reciprocal source for driving described screen frame 2 to move reciprocatingly, on described screen frame 2, be at least provided with successively along material movement direction the screen cloth that two pore sizes increase progressively; Frame 1 is for installing the basic framework of other parts, both can use Open architecture be component exposed outside, also can use enclosed construction is that parts are built in shell; Back and forth source can be power-jdriven gear, can be also manpower or by other elemental drive unit, as long as can drive the reciprocating motion of screen frame 2 all can; Screen frame 2 tilts along horizontal plane, and the top tilting is that material feeding end, below are material discharge end, be convenient to material and can utilize deadweight and reciprocating inertia force constantly to move to discharge end from feed end, the screen cloth of installing on screen frame 2 plays screening effect in material movement process; As for the angle tilting, to determine according to actual conditions, the present embodiment is preferably between 4 °-10 °; The specification difference of screen cloth, its pore size difference, this has also determined the particle of material filtering to select degree; Certainly, the aperture of screen cloth not only refers to the diameter of circular hole, and in the time that sieve aperture is square opening, aperture also refers to the width of square hole, as long as the difference of screen cloth specification can realize multi-stage screening object; Between screen cloth, head and the tail connect, and it is large that size increases progressively the aperture of last the screen cloth of aperture ratio that refers to a rear screen cloth, and do not mean that the relation between the aperture of each screen cloth with geometric ratio or equal difference; Certainly, use number to be intended to show the obvious difference of each screen cloth specification as the unit of screen cloth herein, in the time that each screen cloth is integrated into same, also within the scope of description of the present utility model; Screen frame 2 is provided with from material feeding end to discharge end the screen cloth that pore size increases progressively, after obtaining from reciprocal source the screening power moving reciprocatingly, the screen frame 2 tilting drive material to move back and forth, the less screen cloth in aperture sifts out particulate and unnecessary coating powder returns comminutor secondary granulation, discharge end sifts out the return material disintegrating machine of large grain and after fragmentation, again carries out granulation, and the larger screen cloth in aperture sifts out the qualified finished product that uniform particles is consistent with outward appearance and enters packaging process; This reciprocating screen separating device is simple in structure, easy to use, more can realize the automation of screening while coordinating automatic reciprocating source to use, time saving and energy saving, increases work efficiency, and has highly application value.
In the present embodiment, described in each, the lower end of screen cloth is all connected with the discharge bucket for discharging, and the cross section of described discharge bucket dwindles from top to bottom gradually; Every equal correspondence of screen cloth is provided with discharge bucket, is convenient to discharging respectively; Discharge bucket is funnel-shaped container, and its top is connected to the lower end of screen cloth, and bottom has discharging opening; Discharge bucket is up big and down small, issuable discharging mixing phenomena can avoid different screen cloth discharging time.
In the present embodiment, described screen cloth quantity is two and comprises one-level screen cloth 31 and secondary screen cloth 32, the aperture of described one-level screen cloth 31 is less than the aperture of described secondary screen cloth 32, the lower end of described one-level screen cloth 31 is connected with fines discharge bucket 41, the lower end of described secondary screen cloth 32 is connected with qualified discharge bucket 42, and the afterbody of described secondary screen cloth 32 is connected with the inclination slide carriage 43 for sliding down for coarse fodder; As shown in Figure 2, the afterbody of one-level screen cloth 31 connects the head of secondary screen cloth 32, makes the screening free of discontinuities of material; Material moves to discharge end along feed end; one-level screen cloth 31 sifts out particulate and unnecessary coating powder returns comminutor secondary granulation; secondary screen cloth 32 sifts out the qualified finished product that uniform particles is consistent with outward appearance and enters packaging process, finally stays large grain on screen cloth and slides down and collect from inclination slide carriage 43 and return to disintegrating machine and after fragmentation, again carry out granulation.
In the present embodiment, the aperture of described one-level screen cloth 31 is 2.0mm, and the aperture of described secondary screen cloth 32 is 4.5mm; Realize simultaneously and sift out the large grain that is less than particulate and the unnecessary coating powder of 2.0mm and is greater than 4.5mm, realize the evenly attractive in appearance of fertilizer finished particle.
In the present embodiment, described frame 1 is beam type frame, and the upper beam 11 of described frame 1 is provided with can be from the hanging axis 5 of axle rotation, and described hanging axis is connected with described screen frame 2 by hanging piece 51; The beam type frame that frame 1 is Open architecture, the framework being built by steel crossbeam, longeron; As shown in Figure 2, hanging axis 5 is round bar, and its axial direction is parallel with the width of screen cloth; Hanging axis 5 two ends are connected to upper beam 11 both sides by hanging axis bearing, can guarantee the reciprocating smoothness of screen frame 2 from the hanging axis 5 of axle rotation; For coordinating the reciprocating motion of screen frame 2, hanging piece 51 is flexible element.
In the present embodiment, described reciprocal source comprises drive motors 6 and driven the eccentric shaft 7 of rotation by described drive motors 6, and described eccentric shaft 7 is connected near one end of feed end with described screen frame 2 by connecting rod 8; Eccentric shaft 7 comprises axis body, left rotary shaft and right spindle, and left rotary shaft and right spindle are located at respectively the two ends, left and right of axis body, and its central axis is for being connected with drive motors 6, and left rotary shaft is connected with screen frame 2 respectively with right spindle, realizes eccentric gearing; Drive motors 6 and eccentric shaft 7 form electric reciprocating source, can realize the automation of screening, time saving and energy saving, increase work efficiency, and for controlling and regulate the movement velocity of screen frame 2, drive motors 6 can be electrically connected with frequency converter.
In the present embodiment, described hanging piece 51 is iron chains, and described drive motors 6 by belt 91 transmissions, is connected with belt pulley 92 with described eccentric shaft 7 on the axis body of described eccentric shaft 7; Iron chains is the Twist chain with iron wire establishment, has the characteristic of compensation journal offset in the time moving back and forth between each " O " shape iron wire loop, makes motion more flexible; Belt 91 is simple in structure with the belt drive unit that belt pulley 92 forms, steady noiseless when transmission, and belt has buffering, absorbing effect, and in the time of overload, belt will skid on belt wheel, can prevent weak damage of components, plays safeguard protection effect.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.

Claims (7)

1. a reciprocating screen separating device, it is characterized in that: comprise frame, hanging in described frame and with horizontal plane tilt screen frame and the reciprocal source for driving described screen frame to move reciprocatingly, on described screen frame, be at least provided with successively along material movement direction the screen cloth that two pore sizes increase progressively.
2. reciprocating screen separating device according to claim 1, is characterized in that: described in each, the lower end of screen cloth is all connected with the discharge bucket for discharging, the cross section of described discharge bucket dwindles from top to bottom gradually.
3. reciprocating screen separating device according to claim 2, it is characterized in that: described screen cloth quantity is two and comprises one-level screen cloth and secondary screen cloth, the aperture of described one-level screen cloth is less than the aperture of described secondary screen cloth, the lower end of described one-level screen cloth is connected with fines discharge bucket, the lower end of described secondary screen cloth is connected with qualified discharge bucket, and the afterbody of described secondary screen cloth is connected with the inclination slide carriage for sliding down for coarse fodder.
4. reciprocating screen separating device according to claim 3, is characterized in that: the aperture of described one-level screen cloth is 1.5-2.5mm, and the aperture of described secondary screen cloth is 4.0-5.0mm.
5. according to the reciprocating screen separating device described in any one in claim 1 to 4, it is characterized in that: described frame is beam type frame, the upper beam of described frame is provided with can be from the hanging axis of axle rotation, and described hanging axis is connected with described screen frame by hanging piece.
6. reciprocating screen separating device according to claim 5, is characterized in that: described reciprocal source comprises drive motors and the eccentric shaft by described drive motors driving rotation, and described eccentric shaft is connected near one end of feed end with described screen frame by connecting rod.
7. reciprocating screen separating device according to claim 6, is characterized in that: described hanging piece is iron chains, and described drive motors and described eccentric shaft, by belt transmission, are connected with belt pulley on the axis body of described eccentric shaft.
CN201320724760.8U 2013-11-15 2013-11-15 Reciprocating screen device Active CN203591933U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320724760.8U CN203591933U (en) 2013-11-15 2013-11-15 Reciprocating screen device

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Application Number Priority Date Filing Date Title
CN201320724760.8U CN203591933U (en) 2013-11-15 2013-11-15 Reciprocating screen device

Publications (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105149216A (en) * 2015-09-22 2015-12-16 济南济钢铁合金厂 Reciprocating type vibrating screen
CN109201451A (en) * 2018-12-03 2019-01-15 益阳市福华米业有限公司 A kind of rice automation screening processing and fabricating equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105149216A (en) * 2015-09-22 2015-12-16 济南济钢铁合金厂 Reciprocating type vibrating screen
CN109201451A (en) * 2018-12-03 2019-01-15 益阳市福华米业有限公司 A kind of rice automation screening processing and fabricating equipment

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