CN220311665U - Sand mixer with dustproof function - Google Patents

Abstract

The utility model discloses a sand mixer with a dustproof function, which comprises a sand mixing tank, wherein side shells are symmetrically arranged at two ends of the side wall of the sand mixing tank, cover plates are oppositely movably connected to the two ends of the upper surface of the sand mixing tank through quick dustproof components, two groups of cover plates are clamped, a processing mechanism is arranged at the lower end inside the sand mixing tank, one end of the processing mechanism is elastically connected with a scraping group, and the sand mixer is fixedly connected with the cover plates through a second adjusting nut.

Description

Sand mixer with dustproof function

Technical Field

The utility model belongs to the technical field of sand mixers, and particularly relates to a sand mixer with a dustproof function.

Background

The sand mixer is a device for uniformly mixing the components in the molding sand and effectively coating the surface of the sand with the binder. The sand mixer is a main device for processing and mixing molding sand by casting sand and is also a key device for obtaining qualified molding sand. The sand mixer utilizes the relative motion of the grinding wheel and the grinding disc to grind the materials placed between the grinding wheel and the grinding disc under the action of grinding and grind the materials, and the sand mixer mixes the materials while grinding the materials. Is ideal equipment for producing baking-free bricks, sand-lime bricks, cement bricks, refractory bricks, pulverized and mixed fly ash, boiler slag, tailing slag and industrial waste residues as brick making raw materials. Publication No.: CN216705838U discloses a sand mixer with dustproof function, comprising a sand mixer body and a supporting frame; the support frame is fixedly connected to the bottom end of the sand mixing machine body, and a feeding channel is arranged on the sand mixing machine body; the dust-proof assembly comprises a hollow cylinder, a dust collecting frame and a first filter screen, a slot is formed in the inner wall of the feeding channel, and the hollow cylinder is inserted into the slot; the inner wall of the hollow cylinder is horizontally provided with a baffle disc, the dust collecting frame is fixedly connected to the bottom end of the baffle disc, the middle part of the bottom end of the dust collecting frame is provided with a filter plate, the first filter screen is arranged at the bottom end of the filter plate, and one end of the first filter screen, which is far away from the filter plate, is provided with a second filter screen; through filtering dust particles step by step, the dust that will not easily mix is directly collected and handled to avoid dust particles to directly float to the workshop, lead to the staff to inhale directly, cause the threat to personal safety.

The problems with the above techniques are: at present, when the sand mixer used in the market works, because the grinding disc rotates to roll materials, a large amount of dust particles are generated, the dust particles are easily carried away by wind and are easy to float, a workshop is easy to pollute, the cover is sealed above the dust particles, but the cover is heavy, the dust particles are inconvenient to open and close quickly, the practicability and the dust-proof performance of the sand mixer are reduced, meanwhile, when the grinding disc works, the floating dust particles are easy to attach to the inner wall, and the materials attached to the inner wall are not easy to process, so that the resource waste is reduced, and therefore, the sand mixer with the dust-proof function is provided.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model provides the sand mixer with the dustproof function, which is provided with the cover capable of conveniently and rapidly reducing the top to be combined and opened, so that feeding is convenient and dust is prevented from flying in a large amount, the sand mixer can be conveniently and rapidly used in a dustproof state, meanwhile, materials attached to the inner wall can be scraped off when the sand mixer is rolled, the materials can fall on the bottom to be processed, the resource waste can be effectively avoided, the problem that when the sand mixer used in the market at present works, a large amount of dust particles are generated because the rolling disc rotates to roll the materials, the dust particles are easily carried away by wind and easily float up, so that a working workshop is easily polluted, the cover is sealed above, but the cover is heavier, so that the materials are inconvenient and rapidly opened and closed, the practicability and the dustproof performance of the sand mixer are reduced, and the problem that the material is not easy to process due to the fact that the floating particles are attached to the inner wall are easy to be processed is solved.

The utility model discloses a sand mixer with a dustproof function, which comprises a sand mixing tank, wherein side-mounted shells are symmetrically arranged at two ends of the side wall of the sand mixing tank, quick dustproof components are arranged in the two groups of side-mounted shells, cover plates are oppositely movably connected to the two ends of the upper surface of the sand mixing tank through the quick dustproof components, the two groups of cover plates are clamped, a processing mechanism is arranged at the lower end of the inside of the sand mixing tank, and one end of the processing mechanism is elastically connected with a scraping component.

As preferable in the utility model, the rapid dust-proof assembly comprises a second bidirectional screw rod, wherein two ends of the side wall of the second bidirectional screw rod are connected with second adjusting nuts through threads, the second adjusting nuts are fixedly connected with the cover plate, and the second bidirectional screw rod is rotatably connected with the side shell.

As the preferable one of the utility model, one end of one group of side-mounted shells is provided with a gear motor, one side of two groups of side-mounted shells is provided with an adjusting groove, the output shaft of the gear motor penetrates through one group of side-mounted shells to the adjusting groove, one group of side-mounted shells is provided with a rotating hole, one end of the output shaft of the gear motor is fixedly connected with a second bidirectional screw rod, one end of the second bidirectional screw rod is rotatably arranged at one end in the adjusting groove, and a second adjusting nut is slidably arranged in the adjusting groove.

As the preferable mode of the utility model, the other ends of the two groups of the second bidirectional screw rods are fixedly provided with synchronous wheels, the other ends of the two groups of the side shells are provided with another group of rotating holes, and synchronous belts are sleeved between the two groups of synchronous wheels.

As the preferable mode of the utility model, one group of cover plates is fixedly provided with a sealing plate at one side close to the other group of cover plates, one side of the other group of cover plates is provided with a sealing groove corresponding to the sealing plate, the bottoms of the two groups of cover plates are respectively provided with a semicircular groove, the upper ends of the insides of the semicircular grooves are fixedly provided with a plurality of groups of first springs, the lower ends of the plurality of groups of first springs are jointly provided with a material removing plate, and the upper surface of the material removing plate is provided with a vibration motor.

As the preferable mode of the utility model, the scraping component comprises a scraping plate, one end of one side of the scraping plate is obliquely arranged towards the lower end of the interior of the sand mixing tank, a connecting plate is fixedly arranged in the middle of one side of the scraping plate, which is close to a processing mechanism, one end of the processing mechanism is provided with a telescopic slot corresponding to the connecting plate, one end of the connecting plate is slidably arranged in the telescopic slot, one end of the connecting plate is fixedly provided with a second spring, and one end of the second spring is fixedly connected with one side of the interior of the telescopic slot.

As the preferable one of the utility model, the two ends of the scraping plate, which are close to one side of the processing mechanism, are symmetrically and fixedly provided with the installation clamping plates, the inside of the connecting plate is provided with the lifting groove, the two ends of the inner part of the lifting groove are rotationally connected with the first bidirectional screw rod, the two ends of the side wall of the first bidirectional screw rod are respectively connected with the first adjusting nut through threads, the first adjusting nut is slidably arranged in the lifting groove, the upper end of the first bidirectional screw rod is fixedly provided with the rotating rod, the rotating rod penetrates through the upper surface of the connecting plate to the lifting groove, the upper surface of the connecting plate is provided with the through hole, one end of the first adjusting nut is fixedly provided with the clamping plate, the clamping plates are L-shaped, the opposite sides of the two groups of the clamping plates are respectively provided with the convex blocks, the opposite sides of the two groups of the installation clamping plates are respectively provided with the corresponding clamping grooves, and the installation clamping plates are clamped with the clamping plates.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the design that the second adjusting nut is fixedly connected with the cover plate, when the sand mixing tank is in discharging work, the gear motor is started, the gear motor can drive the second bidirectional screw rod to rotate, the second bidirectional screw rod rotates to enable the two groups of second adjusting nuts to move oppositely, so that the two groups of cover plates can be conveniently and laborsaving to move oppositely and open, materials can be prevented from being processed later, when the processing mechanism works, the bottom of the sand mixing tank can be sealed through the sealing plate and the sealing groove, dust particles can be effectively prevented from drifting out, so that the sand mixing tank can be conveniently and laborsaving and rapidly brought into a dustproof state, the overall convenience and dustproof performance of the sand mixing machine are improved, the design that one end of the second spring is fixedly connected with one end of the telescopic groove is achieved, the second spring drives the connecting plate to be close to the inner wall of the sand mixing tank, therefore the scraping plate is attached to the inner wall of the sand mixing tank under the acting force of the connecting plate, the scraping plate can be enabled to be attached to the inner wall along with the rotation of the processing mechanism, the effective material can be prevented from being blocked to the bottom of the sand mixing tank along with the inclined plane, the effective resource can be prevented from being wasted, the dust particles can be effectively prevented from drifting down, the motor can be more resources from being more effectively prevented from being wasted to be prevented from being attached to the material from being processed and falling material from the inner part, and the dust can be more vibration and more can be prevented from being processed.

2. According to the utility model, through the design that the second adjusting nuts are fixedly connected with the cover plates, when the second bidirectional screw rod rotates, the two groups of second adjusting nuts can be driven to move oppositely, so that when the second bidirectional screw rod rotates, the two groups of cover plates can be driven to move oppositely, and the effect of conveniently and quickly opening and closing the two groups of cover plates is achieved.

3. According to the utility model, through the design that one end of the output shaft of the speed reducing motor is fixedly connected with the second bidirectional screw rod, the speed reducing motor can drive the second bidirectional screw rod to rotate, so that the effect of saving labor and conveniently enabling the two groups of cover plates to be quickly opened and closed is achieved.

4. According to the utility model, through the design that the synchronous belt is sleeved between the two groups of synchronous wheels, one speed reducing motor drives one second bidirectional screw rod to rotate, one second bidirectional screw rod can drive the other second bidirectional screw rod to rotate through the two groups of synchronous wheels and the synchronous belt, and the speed reducing motor can drive the two groups of second bidirectional screw rods to rotate at the same time, so that the effect of enabling the two groups of cover plates to move more stably and oppositely is achieved.

5. According to the utility model, through the design that the vibration motor is arranged on the upper surface of the material removing plate, the material removing plate can vibrate by the vibration motor, and smoke dust materials attached to the bottom of the material removing plate can be vibrated to fall down, so that the effect that more materials can be processed by the scraping plate is achieved.

6. According to the utility model, the second spring is fixedly arranged at one end of the connecting plate, the acting force of the second spring can drive the connecting plate to move, the connecting plate can drive the scraping plate to be attached to the inner wall of the sand mixing tank, the scraping plate can scrape away materials attached to the inner wall by rotation of the processing mechanism, and the materials can fall to the bottom in the sand mixing tank along the inclined plane, so that the effect of effectively enabling the materials to be processed better is achieved.

7. According to the utility model, through the design that the opposite sides of the two groups of mounting clamping plates are provided with the clamping grooves corresponding to the convex blocks, when the scraping plates are damaged due to the fact that the scraping plates are attached to the sand mixing tank for a long time, the rotating rod can be rotated, so that the clamping plates are far away from the mounting clamping plates, and the scraping plates can be replaced quickly, thereby achieving the effects of being convenient to replace the scraping plates for use and improving the working efficiency.

Drawings

FIG. 1 is a schematic perspective view of the overall structure provided by an embodiment of the present utility model;

FIG. 2 is a schematic perspective view of a quick dust-proof assembly according to an embodiment of the present utility model;

FIG. 3 is a schematic perspective view of a cover plate structure provided by an embodiment of the present utility model;

FIG. 4 is a schematic perspective view of a sand mixing tank structure provided by an embodiment of the utility model;

fig. 5 is an enlarged schematic perspective view of the structure at a of fig. 4 provided by an embodiment of the present utility model.

In the figure: 1. a sand mixing tank; 2. a cover plate; 3. side mounting of the shell; 4. a processing mechanism; 5. a sealing plate; 6. a first spring; 7. a vibration motor; 8. a material removing plate; 9. installing a clamping plate; 10. a fast dust-proof assembly; 11. a scraping assembly; 12. a clamping plate; 13. a first bidirectional screw rod; 14. a first adjustment nut; 15. a rotating rod; 101. a speed reducing motor; 102. a second bidirectional screw rod; 103. a second adjustment nut; 104. a synchronizing wheel; 105. a synchronous belt; 1101. a scraper; 1102. a connecting plate; 1103. and a second spring.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, the sand mixer with the dustproof function provided by the embodiment of the utility model comprises a sand mixing tank 1, wherein side-loading shells 3 are symmetrically arranged at two ends of the side wall of the sand mixing tank 1, quick dustproof components 10 are arranged in the two groups of side-loading shells 3, cover plates 2 are oppositely movably connected to two ends of the upper surface of the sand mixing tank 1 through the quick dustproof components 10, the two groups of cover plates 2 are clamped, a processing mechanism 4 is arranged at the lower end of the inner part of the sand mixing tank 1, and one end of the processing mechanism 4 is elastically connected with a scraping component 11.

The scheme is adopted: through the design of second adjusting nut 103 and apron 2 fixed connection, the blowing of sand mixing tank 1 works, gear motor 101 starts, gear motor 101 can drive the rotation of second bidirectional screw 102, the rotation of second bidirectional screw 102 makes two sets of second adjusting nut 103 move in opposite directions, just can make things convenient for laborsaving messenger's two sets of apron 2 move in opposite directions and open, just can prevent the material processing afterwards, in the time of processing agency 4 works, two sets of apron 2 can make sand mixing tank 1 bottom seal through closing plate 5 and seal groove, just can effectually avoid the smoke and dust granule to waft out, consequently, can make sand mixing tank 1 get into dustproof state conveniently laborsaving swift, thereby reach the effect that improves the holistic convenience of sand mixing machine and dust resistance, second spring 1103 one end and the inside one end fixed connection of expansion tank design, second spring 1103 drives the connecting plate 1102 and is close to sand mixing tank 1 inner wall, consequently, the effort of scraper 1101 laminating sand mixing tank 1 inner wall under 1102 is followed by processing agency 4 rotates, just can make scraper 1101 laminate the material that falls down along with the closing plate inner wall, can get into the sealed bottom of sand mixing tank 1 through the seal groove, just can effectually avoid the dust particle to waft out, thereby the material can not be more to the vibration 8 to the material can be removed down, more can be more effectively to the vibration material can be removed, and the vibration material can be more can be processed 8, the vibration material can be more effectively avoided, and more vibration material can be removed, and the vibration can be more than 8 can be more than the vibration and the vibration can be more effectively removed, and the material can be 8.

Referring to fig. 2, the quick dust-proof assembly 10 includes a second bidirectional screw 102, two ends of a sidewall of the second bidirectional screw 102 are connected with a second adjusting nut 103 through threads, the second adjusting nut 103 is fixedly connected with the cover plate 2, and the second bidirectional screw 102 is rotatably connected with the side housing 3.

The scheme is adopted: through the design of second adjusting nut 103 and apron 2 fixed connection, when second bidirectional screw 102 rotates, can drive two sets of second adjusting nut 103 and remove in opposite directions, consequently can drive two sets of apron 2 and remove in opposite directions when second bidirectional screw 102 rotates to reached the effect that can convenient and fast makes two sets of apron 2 open and shut.

Referring to fig. 2, one end of a set of side-mounted shells 3 is provided with a gear motor 101, one sides of the two sets of side-mounted shells 3 are provided with adjusting grooves, an output shaft of the gear motor 101 penetrates through one end of the set of side-mounted shells 3 to the adjusting grooves, one end of the set of side-mounted shells 3 is provided with a rotating hole, one end of the output shaft of the gear motor 101 is fixedly connected with a second bidirectional screw 102, one end of the second bidirectional screw 102 is rotatably mounted at one end inside the adjusting grooves, and a second adjusting nut 103 is slidably mounted inside the adjusting grooves.

The scheme is adopted: through the design of gear motor 101 output shaft's one end and second bidirectional screw 102 fixed connection, gear motor 101 can drive the rotation of second bidirectional screw 102 to reach the effect that can laborsaving convenient messenger's two sets of apron 2 open and shut fast.

Referring to fig. 2, the other ends of the two sets of second bidirectional screw rods 102 are fixedly provided with synchronous wheels 104, the other ends of the two sets of side-mounted shells 3 are provided with another set of rotating holes, and a synchronous belt 105 is sleeved between the two sets of synchronous wheels 104.

The scheme is adopted: through the design that the synchronous belt 105 is sleeved between two groups of synchronous wheels 104, one gear motor 101 drives one second bidirectional screw rod 102 to rotate, one second bidirectional screw rod 102 can drive the other second bidirectional screw rod 102 to rotate through the two groups of synchronous wheels 104 and the synchronous belt 105, and the gear motor 101 can drive the two groups of second bidirectional screw rods 102 to rotate at the same time, so that the effect of enabling the two groups of cover plates 2 to move in a stable and opposite mode is achieved.

Referring to fig. 3, a sealing plate 5 is fixedly installed on one side of one group of cover plates 2 close to the other group of cover plates 2, a sealing groove corresponding to the sealing plate 5 is formed on one side of the other group of cover plates 2, semicircular grooves are formed in the bottoms of the two groups of cover plates 2, a plurality of groups of first springs 6 are fixedly installed at the upper ends of the inner parts of the semicircular grooves, a material removing plate 8 is arranged at the lower ends of the plurality of groups of first springs 6, and a vibration motor 7 is arranged on the upper surface of the material removing plate 8.

The scheme is adopted: through the design that removes flitch 8 upper surface and be provided with vibration motor 7, vibration motor 7 can make to remove flitch 8 vibrations, and the smoke and dust material of attaching in removing flitch 8 bottom just can be shaken down to reached the effect that can scraper blade 1101 makes more materials process.

Referring to fig. 5, the scraping assembly 11 includes a scraping plate 1101, one end of one side of the scraping plate 1101 is inclined towards the lower end of the interior of the sand mixing tank 1, a connecting plate 1102 is fixedly installed in the middle of one side of the scraping plate 1101, which is close to the processing mechanism 4, a telescopic slot corresponding to the connecting plate 1102 is formed in one end of the processing mechanism 4, one end of the connecting plate 1102 is slidably installed in the telescopic slot, a second spring 1103 is fixedly installed at one end of the connecting plate 1102, and one end of the second spring 1103 is fixedly connected with one side of the telescopic slot.

The scheme is adopted: through the design of connecting plate 1102 one end fixed mounting has the second spring 1103, and the effort of second spring 1103 can drive connecting plate 1102 and remove, and connecting plate 1102 just can drive scraper blade 1101 laminating sand mixing tank 1 inner wall, and the rotation of processing mechanism 4 just can make scraper blade 1101 scrape the material that the inner wall is attached away, and the material just can drop the bottom in sand mixing tank 1 along the inclined plane to reach the effect that can be effectual messenger's material is better carries out by the processing.

Referring to fig. 5, the two ends of the scraper 1101, which are close to one side of the processing mechanism 4, are symmetrically and fixedly provided with mounting clamping plates 9, a lifting groove is formed in the connecting plate 1102, a first bidirectional screw rod 13 is rotationally connected between two ends of the lifting groove, two ends of the side wall of the first bidirectional screw rod 13 are respectively provided with a first adjusting nut 14 through threaded connection, the first adjusting nuts 14 are slidably mounted in the lifting groove, a rotating rod 15 is fixedly arranged at the upper end of the first bidirectional screw rod 13, the rotating rod 15 penetrates through the upper surface of the connecting plate 1102 to the lifting groove, a through hole is formed in the upper surface of the connecting plate 1102, a clamping plate 12 is fixedly arranged at one end of the first adjusting nut 14, the clamping plate 12 is in an L-shaped arrangement, protruding blocks are respectively arranged on two opposite sides of the two groups of the clamping plates 12, corresponding clamping grooves of the protruding blocks are respectively formed in opposite sides of the two groups of the mounting clamping plates 9, and the mounting clamping plates 9 are clamped with the clamping plates 12.

The scheme is adopted: through the design that the corresponding draw-in groove of lug has all been seted up to two sets of installation cardboard 9 opposite sides, when scraper blade 1101 laminating sand mixing tank 1 work for a long time and damage, just can rotate bull stick 15 for the installation cardboard 9 is kept away from to the joint board 12, just can quick replacement scraper blade 1101, thereby has reached the effect that conveniently changes scraper blade 1101 and use, improves work efficiency.

The working principle of the utility model is as follows:

when the device is used, the gear motor 101 is started, the gear motor 101 can drive the second bidirectional screw rod 102 to rotate, the second bidirectional screw rod 102 rotates to enable the two groups of second adjusting nuts 103 to move oppositely, the two groups of cover plates 2 can be conveniently and laborsaving to move oppositely and open, then materials can be prevented from being processed, when the processing mechanism 4 works, the bottoms of the sand mixing tanks 1 can be sealed through the sealing plates 5 and the sealing grooves, dust particles can be effectively prevented from drifting out, the sand mixing tanks 1 can be conveniently and laborsaving and quickly caused to enter a dustproof state, when the processing mechanism 4 rotates to work, one end of the second spring is fixedly connected with one end of the telescopic groove, the second spring drives the connecting plate 1102 to be close to the inner wall of the sand mixing tank 1, therefore, the scraping plate 1101 is attached to the inner wall of the sand mixing tank 1 under the acting force of the connecting plate 1102, the materials can be prevented from being attached to the inner wall by the scraping plate 1101, and the materials can enter the bottom of the sand mixing tank 1 along the inclined plane, and resource waste can be effectively avoided.

To sum up: this kind of sand mixer with dustproof function, through the cooperation between quick dustproof subassembly 10 and the scraping subassembly 11, the sand mixer that has solved present use on the market is when carrying out work, because the rolling of rolling disc is rotatory rolls the material, can produce a large amount of dust particles, these dust particles are taken away by the wind easily, fly away easily, just lead to very easily polluting the workshop, though the top has the lid to seal, but this kind of lid own weight is heavier for it is inconvenient open fast and close to get up, thereby reduced the practicality and the dustproof performance of sand mixer, when the rolling disc works simultaneously, the dust particles that fly away are attached to on the inner wall easily on, these materials of attaching on the inner wall just are difficult to be processed, thereby the problem of resource waste use has been reduced.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.

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

Claims (7)

1. The utility model provides a sand mixer with dustproof function, includes sand mixing tank (1), its characterized in that: the utility model discloses a sand mixing tank, including sand mixing tank (1), scraper (11) and scraper (11) are installed to sand mixing tank, sand mixing tank (1) lateral wall's both ends symmetry is provided with side dress shell (3), two sets of side dress shell (3) are inside all to be provided with quick dustproof subassembly (10), sand mixing tank (1) upper surface both ends are all connected with apron (2) through quick dustproof subassembly (10) reverse movement, two sets of apron (2) block, the inside lower extreme of sand mixing tank (1) is provided with processing agency (4), processing agency (4) one end elastic connection has scrapes material subassembly (11).

2. The sand mixer with dustproof function as claimed in claim 1, wherein: the quick dustproof assembly (10) comprises a second bidirectional screw rod (102), two ends of the side wall of the second bidirectional screw rod (102) are respectively connected with a second adjusting nut (103) through threads, the second adjusting nuts (103) are fixedly connected with the cover plate (2), and the second bidirectional screw rod (102) is rotationally connected with the side mounting shell (3).

3. The sand mixer with dustproof function as claimed in claim 2, wherein: one group of side dress shell (3) one end is provided with gear motor (101), two sets of regulating groove has all been seted up to side dress shell (3) one side, the output shaft of gear motor (101) runs through a set of side dress shell (3) one end to the regulating groove, and a set of rotation hole has been seted up to side dress shell (3) one end, the one end and the second bidirectional screw (102) fixed connection of gear motor (101) output shaft, second bidirectional screw (102) one end is rotated and is installed in the inside one end of regulating groove, second adjusting nut (103) slidable mounting is inside the regulating groove.

4. A sand mixer with dust-proof function as claimed in claim 3, wherein: the other ends of the two groups of the second bidirectional screw rods (102) are fixedly provided with synchronous wheels (104), the other ends of the two groups of the side mounting shells (3) are provided with another group of rotating holes, and synchronous belts (105) are sleeved between the two groups of synchronous wheels (104).

5. The sand mixer with dustproof function as claimed in claim 1, wherein: one group apron (2) is close to one side fixed mounting of another group apron (2) and has had closing plate (5), and another group apron (2) one side has seted up the seal groove corresponding with closing plate (5), and two groups semicircular groove has all been seted up to apron (2) bottom, semicircular groove inside upper end fixed mounting has multiunit first spring (6), multiunit first spring (6) lower extreme is provided with material removing plate (8) jointly, material removing plate (8) upper surface is provided with vibration motor (7).

6. The sand mixer with dustproof function as claimed in claim 1, wherein: the scraping assembly (11) comprises a scraping plate (1101), one end of one side of the scraping plate (1101) is obliquely arranged towards the lower end of the inner portion of the sand mixing tank (1), a connecting plate (1102) is fixedly arranged in the middle of one side of the scraping plate (1101) close to the processing mechanism (4), a telescopic groove corresponding to the connecting plate (1102) is formed in one end of the processing mechanism (4), one end of the connecting plate (1102) is slidably arranged inside the telescopic groove, a second spring (1103) is fixedly arranged at one end of the connecting plate (1102), and one end of the second spring (1103) is fixedly connected with one side of the inner portion of the telescopic groove.

7. The sand mixer with dustproof function as claimed in claim 6, wherein: the utility model discloses a scraper blade (1101) is close to both ends symmetry fixed mounting of one side of processing agency (4) has installation cardboard (9), the lift groove has been seted up inside connecting plate (1102), rotate between the inside both ends of lift groove and be connected with first two-way lead screw (13), the both ends of first two-way lead screw (13) lateral wall all have first adjusting nut (14) through threaded connection, first adjusting nut (14) slidable mounting is inside the lift groove, first two-way lead screw (13) upper end fixed mounting has bull stick (15), bull stick (15) run through connecting plate (1102) upper surface to the lift groove, the through-hole has been seted up to connecting plate (1102) upper surface, first adjusting nut (14) one end fixed mounting joint board (12), joint board (12) are L shape setting, two sets of joint board (12) opposite side all is provided with the lug, two sets of lug corresponding draw-in groove has all been seted up to installation cardboard (9) opposite side, installation cardboard (9) and joint board (12).