CN211539382U - Double-arm rotary type sand mixer for motor shell - Google Patents

Abstract

The utility model discloses a sand mixer aims at providing the both arms rotary type sand mixer that motor housing used, and its technical scheme main points are: including the base plate, be equipped with the inside casing that is equipped with the cavity body of fixed connection on the base plate, the inside center department of casing installs the motor frame, be equipped with vertical ascending driving motor on the motor frame, the cover is equipped with the driving shaft on driving motor's the output shaft, driving shaft top threaded connection has first dwang, second dwang and third dwang, driving shaft one end is kept away from to first dwang is equipped with fixed connection's motor frame, be equipped with vertical decurrent electric motor on the motor frame, the last extension rod of fixed connection that is equipped with of electric motor, the extension rod bottom is equipped with the stirring leaf, second dwang and third dwang both ends are the same with first dwang is complete, the silo of stirring leaf below for placing the molding.

Description

Double-arm rotary type sand mixer for motor shell

Technical Field

The utility model relates to the field of machine-building, in particular to both arms rotary type roller mill.

Background

The molding sand is a casting cavity made of raw sand, water and other auxiliary materials in the casting process. The proportion and the mixing of the materials are even, which plays a decisive factor for the quality of the sand mold, and the sand mixer is a machine for evenly mixing the materials, so that the surfaces of sand particles are evenly coated with auxiliary materials to form the molding sand for preparing the sand mold, and the mixed molding sand is loose and has no caking. The sand mixer can be roughly divided into four types according to the characteristics of the sand mixing process: the roller type sand mixer mainly takes rolling and rubbing actions; the blade type sand mixer mainly takes mixing action; the rotor type sand mixer has the functions of rubbing and grinding and mixing; the roller type sand mixer has the functions of rolling and mixing. In the existing sand mixer, materials on the upper layer and the lower layer cannot be fully circulated and mixed, and the phenomenon of low sand mixing efficiency caused by nonuniform rolling and easy caking exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a both arms rotary type roller mill that motor housing used, it has the advantage of high-efficient mixed molding sand material.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a both arms rotary type roller mill that motor housing used, includes the base plate, the inside that is equipped with fixed connection on the base plate is equipped with the casing of the cavity body, the inside center department of casing installs the motor frame, be equipped with vertical ascending driving motor on the motor frame, the cover is equipped with the driving shaft on driving motor's the output shaft, driving shaft top threaded connection has first dwang, second dwang and third dwang, driving shaft one end is kept away from to first dwang is equipped with fixed connection's motor frame, be equipped with vertical decurrent electric motor on the motor frame, the last extension rod of fixed connection that is equipped with of electric motor, the extension rod bottom is equipped with the stirring leaf, second dwang and third dwang both ends are the same with first dwang completely, the stirring leaf below is the silo that carries of placing the molding sand.

Through adopting above-mentioned technical scheme, the molding sand material that uses large batch motor housing is put into the casing that has the cavity body, then drives first dwang, second dwang and third dwang rotation through the driving motor work on the motor frame, is located the terminal electric motor simultaneous working of these three dwang, and the stirring leaf that is located on the electric motor just can the fast rotation like this, drives a large amount of molding sand in the cavity and stirs fast, makes all molding sand intensive mixing in the cavity.

Further setting: the electric motor is provided with a crushing mechanism below, and the crushing mechanism comprises a pushing cylinder fixedly arranged on the inner wall of one side of the material carrying groove, a piston rod positioned on the pushing cylinder and a fixedly connected extrusion plate positioned on the piston rod.

Through adopting above-mentioned technical scheme, if there is the relatively great type sand piece of volume in the molding sand material the inside, the stirring leaf can't be with its breakage, can roll it into tiny granule through rubbing crusher structure, and the promotion cylinder drives the piston rod and promotes to one side, drives the stripper plate extrusion and destroys the type sand piece, then mixes its stirring through the stirring leaf.

Further setting: the side wall of the motor frame is also provided with a supporting sliding mechanism, and the supporting sliding mechanism comprises a rotating shaft seat fixedly connected with the side wall of the motor frame, a pulley positioned in the rotating shaft seat and connected in a rotating way and a sliding groove positioned on the inner wall of the shell and used for the pulley to rotate.

Through adopting above-mentioned technical scheme, when driving motor drove first dwang, second dwang and third dwang and rotate, the terminal pulley of dwang can be in the spout of casing inner wall fast sliding, can support the protection dwang on the one hand, and on the other hand can reduce driving motor's work burden.

Further setting: and a storage battery electrically connected with the first rotating rod is arranged on one side of the first rotating rod close to the electric motor, and a control switch electrically connected with the storage battery is also arranged on one side of the storage battery.

Through adopting above-mentioned technical scheme, staff's accessible control switch controls opening of electric motor and stops.

Further setting: the surface of the stirring blade is provided with a plurality of material guide grooves, and the surface of the stirring blade is made of smooth materials.

Through adopting above-mentioned technical scheme, when the stirring leaf rotated the stirring and mixes the molding sand material, the molding sand can effectively be dredged to the baffle box on stirring leaf surface, avoids the molding sand adhesion at stirring leaf surface to reduce the efficiency that the stirring was mixed.

Further setting: the motor frame bottom is equipped with a plurality of spinal branch vaulting poles, bracing piece surface cover is equipped with damping spring.

Through adopting above-mentioned technical scheme, through damping spring and the bracing piece of setting in motor frame bottom, can be limited reduce rocking that driving motor work brought to influence the efficiency of stirring mulling.

Further setting: the improved multifunctional computer case is characterized in that a cover plate is installed at the top of the case, a control screen is arranged on the cover plate, a monitoring camera is arranged at the bottom of the cover plate, and the control screen is electrically connected with the monitoring camera.

Through adopting above-mentioned technical scheme, staff's accessible control screen observes the inside behavior of casing, the staff's of being convenient for control like this.

To sum up, the utility model discloses following beneficial effect has: it is rotatory through the motor drive dwang for the electric motor of dwang bottom drives stirring leaf high efficiency's stirring and mixes the molding sand, and rubbing crusher constructs can also thoroughly broken to the graininess with the relatively great molding sand piece of volume, and degree of automation is high on the whole, can improve the efficiency of mulling.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a sand mixer;

FIG. 2 is a schematic diagram of the internal structure of the sand mixer;

FIG. 3 is an enlarged schematic view of the A part of the stirring blade of the sand mixer.

In the figure, 1, a base plate; 2. a housing; 3. a motor frame; 4. a support bar; 5. a damping spring; 6. a crushing mechanism; 61. a push cylinder; 62. a piston rod; 63. a pressing plate; 7. a support slide mechanism; 71. a rotating shaft seat; 72. a pulley; 73. a chute; 8. a drive motor; 9. a drive shaft; 10. a first rotating lever; 11. a second rotating lever; 12. a third rotating rod; 13. a motor frame; 14. an electric motor; 15. an extension pole; 16. stirring blades; 17. a material guide chute; 18. a storage battery; 19. a control switch; 20. a cover plate; 21. a control screen; 22. a camera is provided.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a both arms rotary type roller mill that motor housing used, as shown in fig. 1, fig. 2 and fig. 3, includes base plate 1, is equipped with the inside casing 2 that the cavity body was equipped with fixed connection on the base plate 1, and the inside center department of casing 2 installs motor frame 3, and 3 bottoms of motor frame are equipped with a plurality of spinal branch vaulting poles 4, and 4 surface covers on the bracing piece are equipped with damping spring 5. Be equipped with vertical ascending driving motor 8 on the motor frame 3, the cover is equipped with driving shaft 9 on driving motor 8's the output shaft, driving shaft 9 top threaded connection has first dwang 10, second dwang 11 and third dwang 12, driving shaft 9 one end is kept away from to first dwang 10 is equipped with fixed connection's motor frame 13, be equipped with vertical decurrent electric motor 14 on the motor frame 13, be equipped with fixed connection's extension rod 15 on the electric motor 14, extension rod 15 bottom is equipped with stirring leaf 16, stirring leaf 16's surface is equipped with a plurality of baffle boxes 17, stirring leaf 16 surface is made by smooth material. The two ends of the second rotating rod 11 and the third rotating rod 12 are completely the same as the first rotating rod 10, and a material carrying groove for placing molding sand is arranged below the stirring blade 16. An electrically connected battery 18 is provided on the first rotating lever 10 on the side close to the electric motor 14, and an electrically connected control switch 19 is provided on the side of the battery 18. The side wall of the motor frame 13 is further provided with a supporting sliding mechanism 7, and the supporting sliding mechanism 7 comprises a rotating shaft seat 71 fixedly connected with the side wall of the motor frame 13, a pulley 72 rotatably connected in the rotating shaft seat 71, and a sliding groove 73 which is positioned on the inner wall of the machine shell 2 and can be used for rotating the pulley 72. A crushing mechanism 6 is arranged below the electric motor 14, and the crushing mechanism 6 comprises a pushing cylinder 61 fixedly arranged on the inner wall of one side of the material loading groove, a piston rod 62 positioned on the pushing cylinder 61 and a fixedly connected extrusion plate 63 positioned on the piston rod 62.

The top of the shell is provided with a cover plate 20, the cover plate 20 is provided with a control screen 21, the bottom of the cover plate 20 is provided with a monitoring camera 22, and the control screen 21 is electrically connected with the monitoring camera 22.

The main working principle is as follows: the molding sand material that uses large batch motor housing is put into the casing 2 that has the cavity body, then drive first dwang 10, second dwang 11 and third dwang 12 rotation through the work of driving motor 8 on the motor frame 3, lie in the terminal electric motor 14 simultaneous working of these three dwang, stirring leaf 16 that lies in on electric motor 14 like this just can the fast rotation, drive a large amount of molding sand in the cavity and carry out the fast mixing, make all molding sand intensive mixing in the cavity. When the driving motor 8 drives the first rotating rod 10, the second rotating rod 11 and the third rotating rod 12 to rotate, the pulley 72 at the tail end of the rotating rod can slide in the sliding groove 73 on the inner wall of the machine shell 2 quickly, so that the rotating rod can be supported and protected, and the workload of the driving motor 8 can be reduced; if there is the relatively great type sand piece of volume in the molding sand material, stirring leaf 16 can't be broken with it, can roll it into tiny granule through rubbing crusher constructs 6, and promotion cylinder 61 drives piston rod 62 and promotes to one side, drives stripper plate 63 and extrudees destruction type sand piece, then mixes its stirring through stirring leaf 16. Simultaneously, when 16 rotations stirring of stirring leaf mix the molding sand material, the molding sand can effectively be dredged to the baffle box 17 on 16 surfaces of stirring leaf, avoids the molding sand adhesion on 16 surfaces of stirring leaf to reduce the efficiency that the stirring was mixed.

In the whole process, the working condition inside the casing 2 can be observed by the staff through the control screen 21, the whole device can be controlled in time, and certain safety is achieved.

The above-mentioned embodiments are merely illustrative of the present invention, and are not intended to limit the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the present invention.

Claims (7)

1. The utility model provides a both arms rotary type roller mill that motor housing used, includes base plate (1), be equipped with fixed connection's inside casing (2) that are equipped with the cavity body on base plate (1), its characterized in that: a motor frame (3) is arranged at the center of the interior of the casing (2), a driving motor (8) which is vertically upward is arranged on the motor frame (3), a driving shaft (9) is sleeved on an output shaft of the driving motor (8), a first rotating rod (10), a second rotating rod (11) and a third rotating rod (12) are in threaded connection with the top of the driving shaft (9), one end of the first rotating rod (10) far away from the driving shaft (9) is provided with a fixedly connected motor frame (13), the motor frame (13) is provided with a vertically downward electric motor (14), the electric motor (14) is provided with an extension rod (15) fixedly connected, extension rod (15) bottom is equipped with stirring leaf (16), second dwang (11) and third dwang (12) both ends are the same with first dwang (10) is complete, the material loading groove of stirring leaf (16) below for placing the molding sand.

2. A double arm rotary mill for motor casings as claimed in claim 1 wherein: the crushing mechanism (6) is arranged below the electric motor (14), and the crushing mechanism (6) comprises a pushing cylinder (61) fixedly mounted on the inner wall of one side of the material loading groove, a piston rod (62) positioned on the pushing cylinder (61) and a fixedly connected extrusion plate (63) positioned on the piston rod (62).

3. A double arm rotary mill for motor casings as claimed in claim 1 wherein: the side wall of the motor frame (13) is also provided with a supporting sliding mechanism (7), and the supporting sliding mechanism (7) comprises a rotating shaft seat (71) fixedly connected with the side wall of the motor frame (13), a pulley (72) rotatably connected in the rotating shaft seat (71) and a sliding groove (73) which is positioned on the inner wall of the shell (2) and can be used for rotating the pulley (72).

4. A double arm rotary mill for motor casings as claimed in claim 1 wherein: and one side of the first rotating rod (10), which is close to the electric motor (14), is provided with a storage battery (18) which is electrically connected, and one side of the storage battery (18) is also provided with a control switch (19) which is electrically connected.

5. A double arm rotary mill for motor casings as claimed in claim 1 wherein: the surface of the stirring blade (16) is provided with a plurality of guide chutes (17), and the surface of the stirring blade (16) is made of smooth materials.

6. A double arm rotary mill for motor casings as claimed in claim 1 wherein: the motor rack (3) bottom is equipped with a plurality of bracing pieces (4), bracing piece (4) surface cover is equipped with damping spring (5).

7. A double arm rotary mill for motor casings as claimed in claim 1 wherein: the improved multifunctional computer case is characterized in that a cover plate (20) is installed at the top of the case (2), a control screen (21) is arranged on the cover plate (20), a monitoring camera (22) is arranged at the bottom of the cover plate (20), and the control screen (21) is electrically connected with the monitoring camera (22).

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