CN210700294U - Gap-adjustable dead weight type crushing device for improving homogeneity of machine-made sand production - Google Patents

Abstract

The utility model belongs to engineering raw and other materials processing preparation field specifically is an improve adjustable dead weight formula milling device in clearance of mechanism sand production homogeneity. The utility model provides an improve adjustable dead weight formula milling device in clearance of mechanism sand production homogeneity, includes gyro wheel, mount, and the gyro wheel both ends are rotated and are set up on the mount, and the mount is fixed on conveyer belt supports the base. After the roller is installed, when beginning production, the roller relies on the frictional force rotation that conveyer belt or sand bed provided, relies on its dead weight to break down the mechanism sand of the agglomeration machine of holding, has fundamentally solved the poor phenomenon of mechanism sand homogeneity. The utility model relates to a be fixed on mechanism sand conveyer belt, can pass through the clearance according to output automatic adjustment mechanism sand to lean on the dead weight to pulverize the gyro wheel device of embracing the mechanism sand of group, fundamentally has solved the poor phenomenon of mechanism sand homogeneity.

Description

Gap-adjustable dead weight type crushing device for improving homogeneity of machine-made sand production

Technical Field

The utility model belongs to engineering raw and other materials processing preparation field specifically is an improve adjustable dead weight formula milling device in clearance of mechanism sand production homogeneity.

Background

At present, with the stricter and stricter environmental protection requirements and the gradual depletion of river sand resources in the rapid development of engineering construction in China, the application of machine-made sand in concrete is more and more extensive in the current engineering construction, and the wet method is adopted for machining and producing the machine-made sand, so that the machine-made sand is a main process for producing the machine-made sand at present. In the engineering construction and use process of the machine-made sand, all indexes of the machine-made sand are qualified in detection, and the condition of concrete frequently fluctuates due to uniformity deviation, so that construction and production are seriously influenced. For the wet-process production machine-made sand, the main reason of uniformity deviation is that the cohesion of the machine-made sand is increased after the machine-made sand is subjected to a water washing process, the agglomeration phenomenon of the machine-made sand frequently occurs, and a large amount of agglomeration blocks cause poor uniformity of the machine-made sand after the machine-made sand is conveyed to a finished product bin through a conveyor belt.

At present, the treatment of the machine-made sand agglomeration is mainly realized by a forklift and manual stirring, a large amount of manpower and material resources are consumed, and in the continuous mass production process, the solution mode cannot achieve good effect.

Disclosure of Invention

From wet process preparation machine system sand production homogeneity poor root cause starting to combine to embrace a caking machine system sand non-intensity, only need a little external force just can destroy its characteristics of embracing a group structure, the utility model provides an improve adjustable dead weight formula milling equipment in clearance of mechanism sand production homogeneity can pass through the clearance according to production efficiency automatic adjustment mechanism sand, and smash the gyro wheel device of embracing caking machine system sand by the dead weight, gain the effect that is showing to solving the poor phenomenon of mechanism sand homogeneity.

The utility model discloses an adopt following technical scheme to realize: the utility model provides an improve adjustable dead weight formula milling device in clearance of mechanism sand production homogeneity, includes gyro wheel, mount, and the gyro wheel both ends are rotated and are set up on the mount, and the mount is fixed on conveyer belt supports the base. After the roller is installed, when beginning production, the roller relies on the frictional force rotation that conveyer belt or sand bed provided, relies on its dead weight to break down the mechanism sand of the agglomeration machine of holding, has fundamentally solved the poor phenomenon of mechanism sand homogeneity.

Foretell improve adjustable dead weight formula grinding device in clearance of mechanism sand production homogeneity, the gyro wheel includes two bearings, two back shafts and the hollow cylinder of ellipsoid type, every back shaft one end all with a bearing inner circle fixed connection, the hollow cylinder both ends of ellipsoid type respectively with two bearing outer lane fixed connection, the other end support of every back shaft is on the mount.

Foretell improve adjustable dead weight formula milling device in clearance of mechanism sand production homogeneity, the hollow cylinder of ellipsoid type includes the rotating shaft section of thick bamboo, and the wheel bone adopts the reinforcing bar of welding on the rotating shaft section of thick bamboo, and the wheel bone forms ellipsoid type profile, and it has steel sheet hoop still to weld on the wheel bone.

Foretell adjustable dead weight formula of clearance grinding device of improvement mechanism sand production homogeneity, the mount sets up in the conveyer belt both sides, and the mount of every side is made by two steel sheet cross welding, and the mount lower extreme adopts bolted connection mode to be fixed in the conveyer belt and supports the base, and mount upper end welding interface cross section sets up the backing pin, and backing pin and one of them side steel sheet welded connection, the clearance that is greater than the back shaft external diameter is preserved with the opposite side steel sheet and is convenient for the dismantlement of gyro wheel, and the backing pin forms triangle fixed area with the mount. The back shaft support of gyro wheel is in triangle fixed area, and the back shaft can rise along with the sand bed thickening, therefore this mount is adjustable clearance mount, can pass through the clearance according to production efficiency automatic adjustment sand bed.

The utility model relates to a be fixed on mechanism sand conveyer belt, can pass through the clearance according to output automatic adjustment mechanism sand to lean on the dead weight to pulverize the gyro wheel device of embracing the mechanism sand of group, fundamentally has solved the poor phenomenon of mechanism sand homogeneity.

Drawings

Fig. 1 is a front view of the device of the present invention.

Fig. 2 is a left side view of the device of the present invention.

In the figure: the method comprises the following steps of 1-rolling wheel, 2-fixing frame, 3-conveying belt, 4-supporting shaft, 5-wheel rib, 6-steel plate hoop and 7-stop pin.

Detailed Description

The structure of the device is explained with the attached drawings.

1. Roller wheel

The roller consists of two bearings, two supporting shafts 4 and an ellipsoidal hollow roller.

The wheel ribs 5 of the ellipsoidal hollow roller are formed by welding 10 HRB400E steel bars with the diameter of 14mm on a rotating shaft barrel, the wheel ribs form an ellipsoidal outline, 5 steel plate hoops 6 which are made of Q235 material and have the width of 50mm and the thickness of 3mm are welded on the wheel ribs 5, and the total weight of the roller is about 20 kg.

2. Adjustable gap fixing frame

The adjustable gap fixing frame is made of two Q235 steel plates with the width of 50mm and the thickness of 5mm through cross welding. The lower end of the fixing frame 2 is fixed on the conveying belt supporting base in a bolt connection mode, a stop pin 7 is arranged at the intersection of a welding interface at the upper end of the fixing frame, the stop pin 7 is in welding connection with one steel plate supporting leg at one side, a gap which is slightly larger than the outer diameter of the roller supporting shaft is reserved between the stop pin and the other steel plate supporting leg, so that the roller can be conveniently detached, and the stop pin and the fixing frame form a triangular.

3. Assembly

Adopt bolted connection mode to be fixed in the conveyer belt with mount 2 and support the base, install the gyro wheel back shaft in triangle fixed area, gyro wheel and conveyer belt surface just contact this moment, when the mechanism sand production, according to production efficiency's difference, the mechanism sand layer thickness on the conveyer belt also can change, and the gyro wheel also can rise until rising to backing pin department along the mount is automatic along with the sand layer thickening, reaches the purpose that automatically regulated mechanism sand passes through the clearance, according to actual production efficiency, the utility model discloses adjustable clearance scope control is at 0-70 mm.

Specific using process

1. Fixing the fixed frame 2 at two ends of the conveyor belt supporting base in a bolt connection mode;

2. placing the roller 1 on the fixed frame 2, wherein the roller 1 is just in contact with the surface of the conveyor belt 3;

3. when the machine-made sand is produced, the roller rotates along with the conveyor belt, and when the machine-made sand passes through the roller, the machine-made sand agglomerated by the lumps is crushed due to the rolling of the roller by gravity.

4. According to production efficiency's difference, conveyer belt higher level mechanism sand bed thickness also can change, and the gyro wheel also can rise until rising to backing pin department along the mount automation along with the sand bed thickening, reaches the purpose that automatic adjustment mechanism sand passes through the clearance, according to actual production efficiency, the utility model discloses adjustable clearance scope control is at 0-70 mm.

Claims (4)

1. The utility model provides an improve adjustable dead weight formula milling device in clearance of mechanism sand production homogeneity which characterized in that includes gyro wheel (1), mount (2), and the gyro wheel both ends are rotated and are set up on mount (2), and mount (2) are fixed on conveyer belt support base.

2. The adjustable gap dead weight type crushing device for improving the homogeneity of machine-made sand production as claimed in claim 1, wherein the roller (1) comprises two bearings, two support shafts (4) and an ellipsoidal hollow drum, one end of each support shaft is fixedly connected with an inner ring of one bearing, two ends of the ellipsoidal hollow drum are respectively fixedly connected with outer rings of two bearings, and the other end of each support shaft is supported on the fixed frame (2).

3. The gap-adjustable dead weight crushing device for improving the homogeneity of the machine-made sand production as claimed in claim 2, wherein the ellipsoidal hollow roller comprises a rotating shaft cylinder, the wheel ribs (5) on the rotating shaft cylinder are made of steel bars welded on the rotating shaft cylinder, and the wheel ribs (5) are also welded with steel plate hoops (6).

4. The gap-adjustable dead weight type crushing device for improving the homogeneity of machine-made sand production according to claim 2 or 3, wherein the fixed frame (2) is arranged on two sides of the conveyor belt, the fixed frame (2) on each side is formed by cross welding of two steel plates, the lower end of the fixed frame is fixed on the support base of the conveyor belt in a bolt connection mode, the cross position of the welding interface on the upper end of the fixed frame is provided with a stop pin (7), the stop pin (7) is connected with one steel plate in a welding mode, a gap larger than the outer diameter of the support shaft is reserved between the other steel plate and the stop pin, and the stop pin and the fixed.

Images