CN210208525U

CN210208525U - Used sand retrieves and uses sieving mechanism

Info

Publication number: CN210208525U
Application number: CN201920715626.9U
Authority: CN
Inventors: Jianbing Zhu; 朱建兵; Lei Sha; 沙雷; Jianhua Xia; 夏建华
Original assignee: Yancheng City Dafeng Zhongyi Machinery Co Ltd
Current assignee: Yancheng City Dafeng Zhongyi Machinery Co Ltd
Priority date: 2019-05-20
Filing date: 2019-05-20
Publication date: 2020-03-31
Anticipated expiration: 2029-05-20

Abstract

The utility model discloses a used sand recycling screening device, which comprises a base, wherein the upper surface of the base is fixedly connected with supporting legs, the top of each supporting leg is fixedly connected with a first box body, both sides of the upper surface of the base are fixedly connected with supporting plates, the top of each supporting plate is fixedly connected with a fixed plate, the middle part of the lower surface of each fixed plate is fixedly connected with a lifting device, the used sand recycling screening device can crush massive used sand in a second box body by the aid of the matching of a bearing, a rotating shaft, a second motor and a stirring device, the stirring device breaks the massive used sand in the second box body, the broken used sand falls into the first box body through a screening hole, a discharge valve is opened to take out the used sand, compared with manual screening, the used sand recycling is more thorough, the recycling efficiency is greatly improved, and the lifting device can lift the second box body to the outside of the first box body, thereby conveniently clear up the impurity in the second box.

Description

Used sand retrieves and uses sieving mechanism

Technical Field

The utility model discloses casting used sand retrieves technical field, specifically is a sieving mechanism is used in used sand recovery.

Background

China is a big casting producing country, wherein sand casting accounts for 80-90%. 1.3-1.5 tons of new sand are consumed when 1 ton of qualified castings are produced, the same amount of waste sand is produced, high-quality ore sand resources in China are deficient, and excessive exploitation of the new sand causes huge damage to natural resources. In the casting production process, a large amount of used casting sand cannot be directly reused and can be recycled only after being treated.

In present middle-size and small-size enterprise, still there is the manual work and handles the condition of screening with the casting used sand, and manual handling screening is very simple, can only retrieve partial used sand, and efficiency is very low moreover.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a sieving mechanism is used in sand reclamation has solved present middle-size and small-size enterprise, still has the manual work to handle the condition of screening with the casting sand reclamation, and the manual handling screening is very simple, can only retrieve partial sand reclamation, and efficiency is very low problem moreover.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a screening device for used sand recovery comprises a base, wherein supporting legs are fixedly connected to the upper surface of the base, first box bodies are fixedly connected to the tops of the supporting legs, supporting plates are fixedly connected to two sides of the upper surface of the base, a fixing plate is fixedly connected to the tops of the supporting plates, a lifting device is fixedly connected to the middle of the lower surface of the fixing plate, a second box body is fixedly connected to the bottom end of the lifting device, a bearing is arranged at the top of the second box body in a penetrating mode, a rotating shaft is sleeved in the bearing, the top end of the rotating shaft is fixedly connected with an output shaft of a second motor, second supporting rods are fixedly connected to two sides of a machine body of the second motor, the bottom ends of the second supporting rods are fixedly connected with the tops of the second box bodies, a stirring device is fixedly connected to the bottom end of the rotating shaft and located inside the second box body, the bottom of the first sliding rod is fixedly connected with the right side of the top of the second box body, a charging opening is arranged on the left side of the top of the second box body, a plurality of screening holes are formed in the periphery of the second box body, the screening holes are downward inclined, the size of each screening hole is slightly larger than that of old sand particles, a second sliding rod is fixedly connected with the center of the bottom of the second box body, the second sliding sleeve is sleeved on the outer surface of the second sliding rod, fixing rods are fixedly connected with the left side surface and the right side surface of the second sliding sleeve, one end, far away from the second sliding sleeve, of each fixing rod is fixedly connected with the inner wall of the first box body, a cushion pad is fixedly connected with the bottom of the second sliding rod, discharge pipes are arranged at the bottoms of the left side and the right side of the first box body, pipe valves are arranged on the discharge pipes, and blow-off valves are arranged at the bottoms of, and a drain pipe valve is arranged on the drain valve.

Preferably, the first sliding sleeve and the first sliding rod are both rectangular in shape.

Preferably, the bottom of the inner wall of each of the first and second cases is convex.

Preferably, agitating unit includes the rotary rod, the top of rotary rod and the bottom fixed connection of pivot, the equal three puddler of fixedly connected with in the left and right sides of rotary rod.

Preferably, the lifting device comprises a first motor, a first supporting rod is fixedly connected to the upper surface of the machine body of the first motor, the top end of the first supporting rod is fixedly connected to the lower surface of the fixing plate, a take-up reel is fixedly connected to an output shaft of the first motor, a steel wire rope is wound on the surface of the take-up reel, and one end, far away from the take-up reel, of the steel wire rope is fixedly connected to the top of the second box body.

Preferably, the upper surface of base is equipped with the battery, the top of battery is equipped with first switch and second switch, the output of battery passes through the wire and is connected with the input electricity of first switch and second switch respectively, the output of first switch passes through the wire and is connected with the input electricity of first motor, the output of second switch passes through the wire and is connected with the input electricity of second motor.

(III) advantageous effects

The utility model provides a used sand retrieves and uses sieving mechanism. The method has the following beneficial effects:

this sieving mechanism for sand reclamation, through the bearing, the apparatus further comprises a rotating shaft, cooperation between second motor and the agitating unit, the second motor operation makes agitating unit carry out the breakage to the cubic used sand in the second box, broken back used sand falls into first box through the screening hole in, it can take out to open the relief valve, compare in the manual work and filter, the more thorough of used sand reclamation, and improved recovery efficiency greatly, hoisting device can promote the second box to the outside of first box, thereby the convenient impurity to in the second box is cleared up.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic structural view of the screening holes of the present invention;

FIG. 4 is a schematic diagram of the circuit connection of the present invention;

in the figure: 1 base, 2 supporting legs, 3 first box, 4 backup pads, 5 fixed plates, 6 hoisting devices, 61 first motor, 62 first bracing piece, 63 take-up reels, 64 wire rope, 7 second box, 8 bearings, 9 pivots, 10 second motors, 11 second bracing pieces, 12 agitating unit, 121 rotary rod, 122 agitator, 13 first sliding sleeve, 14 first sliding rod, 15 loading hoppers, 16 screening holes, 17 second sliding rod, 18 second sliding sleeve, 19 fixed rods, 20 cushions, 21 discharge pipes, 22 discharge pipe valves, 23 blow-off pipes, 24 blow-off pipe valves, 25 batteries, 26 first switch, 27 second switch.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a screening device for used sand recovery comprises a base 1, wherein supporting legs 2 are fixedly connected to the upper surface of the base 1, first box bodies 3 are fixedly connected to the tops of the supporting legs 2, supporting plates 4 are fixedly connected to two sides of the upper surface of the base 1, a fixing plate 5 is fixedly connected to the tops of the supporting plates 4, a lifting device 6 is fixedly connected to the middle of the lower surface of the fixing plate 5, a second box body 7 is fixedly connected to the bottom end of the lifting device 6, a bearing 8 is arranged at the top of the second box body 7 in a penetrating mode, a rotating shaft 9 is sleeved in the bearing 8, the top end of the rotating shaft 9 is fixedly connected with an output shaft of a second motor 10, second supporting rods 11 are fixedly connected to two sides of a machine body of the second motor 10, the bottom end of each second supporting rod 11 is fixedly connected with the top of the second box body 7, and a stirring device, the stirring device 12 is positioned inside the second box 7, the first sliding sleeve 13 is arranged on the upper surface of the fixed plate 5 in a penetrating manner, a first sliding rod 14 is sleeved in the first sliding sleeve 13, the bottom end of the first sliding rod 14 is fixedly connected with the right side of the top of the second box 7, the left side of the top of the second box 7 is provided with a feed inlet 15, the periphery of the second box 7 is provided with a plurality of screening holes 16, and the screening holes 16 are inclined downwards, so that when the stirring device 12 stirs and crushes the block-shaped used sand, the recovered used sand can be discharged downwards through the screening holes 16 in an inclined manner, the screened used sand is prevented from splashing out of the first box 3, the size of the screening holes 16 is slightly larger than that of the used sand particles, the screening holes 16 can pass through the used sand and retain impurities larger than the used sand particles in the second box 7, and a second sliding rod 17 is fixedly connected at the center of the bottom of the second box 7, a second sliding sleeve 18 is sleeved on the outer surface of the second sliding rod 17, fixed rods 19 are fixedly connected to the left side surface and the right side surface of the second sliding sleeve 18, one end of the fixed rod 19 far away from the second sliding sleeve 18 is fixedly connected with the inner wall of the first box body 3, the bottom end of the second sliding rod 17 is fixedly connected with a buffer 20, and by arranging the buffer 20, when the second casing 7 is lifted to the outside of the first casing 3 to discharge the foreign matters and the first motor 61 is reversely rotated and the second casing 7 is lowered and restored by its own weight, first the buffer pad 20 is in contact with the bottom of the first casing 3, thereby reducing the impact on the first box body 3 when the second box body 7 descends, the left and right sides of the first box body 3 are provided with discharge pipes 21, arrange and be equipped with row material pipe valve 22 on the material pipe 21, the left and right sides bottom of second box 7 all is equipped with blowoff valve 23, be equipped with blow off pipe valve 24 on the blowoff valve 23.

Specifically, the first sliding sleeve 13 and the first sliding rod 14 are both rectangular in shape, and the first sliding rod 14 cannot rotate when sliding up and down, so that the second box body 7 cannot rotate when lifting up and down.

Specifically, the inner wall bottom of first box 3 and second box 7 all is the convex, and the convex is set to the inner wall bottom of first box 3, and the old sand after the screening of being convenient for takes out, and the convex is set to the inner wall bottom of second box 7, the discharge of the interior impurity of the second box 7 of being convenient for.

Specifically, agitating unit 12 includes rotary rod 121, the top of rotary rod 121 and the bottom fixed connection of pivot 9, the three puddler 122 of the equal fixedly connected with in the left and right sides of rotary rod 121, through the cooperation between rotary rod 121 and the puddler 122, can carry out the breakage to massive used sand to carry out the screening recycle of used sand.

Specifically, hoisting device 6 includes first motor 61, and first motor 61 is established to the band-type brake motor, and when first motor 61 corotation promoted second box 7 to first box 3 outside, made first motor 61 stop work, the output shaft of first motor 61 just can not be in the operation, fixed surface is connected with first bracing piece 62 on the fuselage of first motor 61, the top of first bracing piece 62 and the lower fixed surface of fixed plate 5 are connected, fixedly connected with take-up reel 63 on the output shaft of first motor 61, the surface winding of take-up reel 63 has wire rope 64, wire rope 64 keeps away from the one end of take-up reel 63 and the top fixed connection of second box 7.

Specifically, the upper surface of base 1 is equipped with battery 25, the top of battery 25 is equipped with first switch 26 and second switch 27, battery 25's output passes through the wire and is connected with first switch 26 and second switch 27's input electricity respectively, first switch 26's output passes through the wire and is connected with first motor 61's input electricity, second switch 27's output passes through the wire and is connected with the input electricity of second motor 10.

When the sand crusher is used, used sand is firstly put into the second box body 7 through the feeding hopper 15, then the second motor 10 is operated to work through controlling the second switch 27, the rotating rod 121 drives the stirring rod 122 to rotate to crush blocky used sand, then the used sand falls into the first box body 3 through the screening hole 16, impurities with larger particles are left in the second box body 7, after the used sand is screened, the second motor 10 stops working through operating the second switch 27, then the recovered used sand is taken out through the discharging pipe 21 by opening the discharging pipe valve 22, when the impurities in the second box body 7 need to be cleaned, the first motor 61 can be rotated forward through controlling the first switch 26, the take-up reel 63 is wound on the steel wire rope 64, so that the second box body 7 moves upwards, the first sliding rod 14 and the second sliding rod 17 slide upwards along with the first sliding direction, and when the second box body 7 is separated from the outside of the first box body 3, the first switch 26 is controlled to stop working, open blow off pipe valve 24 this moment, alright make the impurity in the second box 7 take out via blow off pipe 23, only need in blow off pipe 23 department connect get can, treat impurity and take out the back that finishes, can close blow off pipe valve 24, make first motor 61 reversal through controlling first switch 26 this moment again, make take-up reel 63 launch wire rope 63, make second box 7 utilize self gravity to descend and reset, first slide bar 14 and second slide bar 17 all follow downstream, treat that second box 7 resets the back, can make first motor 61 stop work through controlling first switch 26.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a used sand retrieves and uses sieving mechanism, includes base (1), its characterized in that: the upper surface of the base (1) is fixedly connected with supporting legs (2), the tops of the supporting legs (2) are fixedly connected with a first box body (3), both sides of the upper surface of the base (1) are fixedly connected with supporting plates (4), the tops of the supporting plates (4) are fixedly connected with a fixed plate (5), the middle part of the lower surface of the fixed plate (5) is fixedly connected with a lifting device (6), the bottom end of the lifting device (6) is fixedly connected with a second box body (7), the top of the second box body (7) is provided with a bearing (8) in a penetrating way, a rotating shaft (9) is sleeved in the bearing (8), the top end of the rotating shaft (9) is fixedly connected with an output shaft of a second motor (10), both sides of the body of the second motor (10) are fixedly connected with second supporting rods (11), the bottom ends of the second supporting rods (11) are fixedly connected with the tops of, the bottom end of the rotating shaft (9) is fixedly connected with a stirring device (12), the stirring device (12) is positioned inside the second box body (7), a first sliding sleeve (13) is arranged on the upper surface of the fixing plate (5) in a penetrating manner, a first sliding rod (14) is sleeved in the first sliding sleeve (13), the bottom end of the first sliding rod (14) is fixedly connected with the right side of the top of the second box body (7), a feeding port (15) is arranged on the left side of the top of the second box body (7), a plurality of screening holes (16) are formed in the periphery of the second box body (7), the screening holes (16) are downward inclined, the size of each screening hole (16) is slightly larger than that of old sand particles, a second sliding rod (17) is fixedly connected to the center of the bottom of the second box body (7), a second sliding sleeve (18) is sleeved on the outer surface of the second sliding rod (17), fixing rods (19) are fixedly connected to the left side and right side surfaces of the second sliding sleeve, one end of second sliding sleeve (18) and the inner wall fixed connection of first box (3) are kept away from in dead lever (19), the bottom fixedly connected with blotter (20) of second slide bar (17), the left and right sides bottom of first box (3) all is equipped with row material pipe (21), be equipped with on row material pipe (21) and arrange material pipe valve (22), the left and right sides bottom of second box (7) all is equipped with blowoff valve (23), be equipped with on blowoff valve (23) blowoff valve (24).

2. The used sand screening device for recycling according to claim 1, wherein: the first sliding sleeve (13) and the first sliding rod (14) are both rectangular in shape.

3. The used sand screening device for recycling according to claim 1, wherein: the bottoms of the inner walls of the first box body (3) and the second box body (7) are both convex.

4. The used sand screening device for recycling according to claim 1, wherein: agitating unit (12) include rotary rod (121), the top of rotary rod (121) and the bottom fixed connection of pivot (9), three puddler (122) of the equal fixedly connected with in the left and right sides of rotary rod (121).

5. The used sand screening device for recycling according to claim 1, wherein: hoisting device (6) include first motor (61), fixed surface is connected with first bracing piece (62) on the fuselage of first motor (61), the top of first bracing piece (62) and the lower fixed surface of fixed plate (5) are connected, fixedly connected with take-up reel (63) on the output shaft of first motor (61), the surface winding of take-up reel (63) has wire rope (64), the top fixed connection of one end and second box (7) of take-up reel (63) is kept away from in wire rope (64).

6. The used sand screening device for recycling according to claim 1, wherein: the upper surface of base (1) is equipped with battery (25), the top of battery (25) is equipped with first switch (26) and second switch (27), the output of battery (25) passes through the wire and is connected with the input electricity of first switch (26) and second switch (27) respectively, the output of first switch (26) passes through the wire and is connected with the input electricity of first motor (61), the output of second switch (27) passes through the wire and is connected with the input electricity of second motor (10).