CN214717153U

CN214717153U - Horizontal sand mill for producing polyester coating

Info

Publication number: CN214717153U
Application number: CN202023238085.7U
Authority: CN
Inventors: 邓生军
Original assignee: Changzhou Baoxin Antisepsis Material Ltd
Current assignee: Changzhou Baoxin Antisepsis Material Ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-11-16
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a horizontal sand mill is used in production of polyester coating, including the casing, the casing is inside to have a layer frame, is provided with the bearing frame on the layer frame, is provided with a pivot through the bearing level on the bearing frame, outside the bearing frame was all stretched out at the both ends of pivot, fixed the cup joint has a band pulley in the pivot of bearing frame one side, and this band pulley passes through the belt and is connected with the driving motor who sets up in the casing, the opposite side of bearing frame is provided with grinds a section of thick bamboo, and this grinds a section of thick bamboo coaxial with the pivot, grind the inside rotation axis that is provided with of a section of thick bamboo. The utility model discloses set up the filter element section of thick bamboo into the rotary type, when rotation axis pivoted, first conical gear can be along with rotation axis rotation, and first conical gear rotates and drives second conical gear and rotate to can drive the filter element section of thick bamboo and rotate, under centrifugal force, the large granule material that adheres to on filter element section of thick bamboo surface can break away from, avoids the material to agglomerate on filter element section of thick bamboo surface, blocks up the mesh, improves grinding efficiency.

Description

Horizontal sand mill for producing polyester coating

Technical Field

The utility model relates to a coating production facility technical field, in particular to horizontal sand mill is used in polyester paint production.

Background

In the industries of coating, dye, paint, ink and the like, large particle raw materials in a floating body need to be ground and dispersed by a sand mill, a solid-liquid phase mixed material subjected to pre-dispersion and wetting treatment by a stirrer is input into a cylinder by using a material pump during the work of the grinder, and the material and grinding media in the cylinder are stirred by a disperser rotating at a high speed, so that stronger collision, friction and shearing actions are generated between solid particles in the material and the grinding media, and the purpose of accelerating the grinding of the particles and dispersing aggregates is achieved.

The traditional horizontal sand mill comprises a layer frame and a grinding cylinder arranged on the layer frame, wherein a rotating shaft is arranged in the grinding cylinder, a grinding disc is sleeved on the rotating shaft, a feeding hole is formed in one end of the grinding cylinder, a discharging hole is formed in the other end of the grinding cylinder, a cylindrical screen which sleeves the discharging hole and is sunken in the grinding cylinder is arranged at the discharging hole, and in the grinding process of the horizontal sand mill, materials are ground by a grinding medium and the grinding disc, filtered by the cylindrical screen and then discharged from the discharging hole, but after being ground for a long time, coarse particle materials after being filtered stay on the outer wall of the screen, are agglomerated on the outer wall of the screen as long as time goes on, block the screen and reduce the grinding efficiency; and meanwhile, only the outer wall of the grinding cylinder is provided with a cooling device, so that the rotating shaft cannot be cooled, and the performance of the coating can be influenced by the overhigh temperature of the rotating shaft.

Therefore, it is necessary to invent a horizontal sand mill for polyester paint production to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a horizontal sand mill is used in polyester paint production to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a horizontal sand mill for producing polyester coating comprises a casing, wherein a layer frame is arranged in the casing, a bearing seat is arranged on the layer frame, a rotating shaft is horizontally arranged on the bearing seat through a bearing, two ends of the rotating shaft extend out of the bearing seat, a belt wheel is fixedly sleeved on the rotating shaft on one side of the bearing seat and is connected with a driving motor arranged in the casing through a belt, a grinding cylinder is arranged on the other side of the bearing seat and is coaxial with the rotating shaft, a rotating shaft is arranged in the grinding cylinder, a plurality of grinding discs are sleeved on the surface of the rotating shaft, two adjacent grinding discs are separated through a sleeve sleeved on the rotating shaft, a flow channel is arranged in the rotating shaft, a liquid rotating joint is fixedly connected to one end of the rotating shaft and is fixedly connected with one end of the rotating shaft, a first conical gear is fixedly sleeved on the other end of the rotating shaft, the surface of the grinding cylinder is provided with a discharge chute, the surface of the discharge chute is fixedly provided with a connecting flange in a sealing manner, the inner wall of the grinding cylinder is provided with a bearing groove, the position of the bearing groove and the discharge chute are on the same axis, and the tail end of the rotating shaft is provided with a filter element cylinder;

the surface of both ends of the filter element cylinder is fixedly sleeved with a sealing bearing, the sealing bearing at the bottom end of the filter element cylinder is fixedly arranged in a bearing groove, the sealing bearing at the top end of the filter element cylinder is fixedly arranged in a connecting flange, the surface of the filter element cylinder is sleeved with a second bevel gear, and the second bevel gear is meshed with the first bevel gear.

Preferably, the surface of the filter element cylinder is provided with a convex ring block, and the surface of the convex ring block is smooth.

Preferably, the grinding disc side wall is fixedly provided with a roller wheel, the roller wheel is arranged on one side of the protruding ring block, and the roller wheel is in rolling connection with the protruding ring block.

Preferably, the cross section of the flow channel is annular, and two ends of the flow channel are respectively communicated with a liquid inlet pipe and a liquid outlet pipe of the liquid rotary joint.

Preferably, a feed inlet is formed in one side, close to the bearing seat, of the grinding cylinder.

Preferably, the filter element cylinder is made of stainless steel material.

The utility model discloses a technological effect and advantage:

1. the utility model discloses set up the filter element section of thick bamboo into the rotary type, when the rotation axis rotated, first conical tooth rotated along with the rotation axis rotation, and first conical tooth rotated and drives second conical gear and rotates to can drive the filter element section of thick bamboo and rotate, under the centrifugal force effect, the large granule material that adheres to the filter element section of thick bamboo surface can break away from, avoids the material to agglomerate on the filter element section of thick bamboo surface, blocks up the mesh, improves grinding efficiency;

2. the utility model discloses an at the inside runner that is provided with of rotation axis, through liquid rotary joint can be toward the inside coolant liquid that lets in of runner, the coolant liquid can take away the heat on rotation axis surface from annular flow channel circulation back, has avoided grinding a middle part high temperature, influences the performance of coating.

Drawings

Fig. 1 is a schematic view of the overall front view section of the present invention.

Fig. 2 is an enlarged view of a portion a of fig. 1 according to the present invention.

In the figure: the grinding machine comprises a machine shell 1, a layer of frames 2, a grinding cylinder 3, a rotating shaft 4, a grinding disc 5, a flow channel 6, a liquid rotating joint 7, a first bevel gear 8, a discharge chute 9, a connecting flange 10, a bearing groove 11, a filter element cylinder 12, a second bevel gear 13, a protruding ring block 14 and a roller 15.

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.

The utility model provides a horizontal sand mill for producing polyester coating as shown in figure 1-2, which comprises a casing 1, a layer frame 2 is arranged in the casing 1, a bearing seat is arranged on the layer frame 2, a rotating shaft is horizontally arranged on the bearing seat through the bearing, two ends of the rotating shaft extend out of the bearing seat, a belt wheel is fixedly sleeved on the rotating shaft at one side of the bearing seat and is connected with a driving motor arranged in the casing 1 through a belt, a grinding cylinder 3 is arranged at the other side of the bearing seat, the grinding cylinder 3 is coaxial with the rotating shaft, a rotating shaft 4 is arranged in the grinding cylinder 3, a plurality of grinding discs 5 are sleeved on the surface of the rotating shaft 4, two adjacent grinding discs 5 are separated through a sleeve sleeved on the rotating shaft, a flow passage 6 is arranged in the rotating shaft 4, one end part of the rotating shaft 4 is fixedly connected with a liquid rotary joint 7, the liquid rotary joint 7 is fixedly connected with one end of the rotating shaft, a first bevel gear 8 is fixedly sleeved at the other end of the rotating shaft 4, a discharge chute 9 is formed in the surface of the grinding cylinder 3, a connecting flange 10 is fixedly arranged on the surface of the discharge chute 9 in a sealing mode, a bearing groove 11 is formed in the inner wall of the grinding cylinder 3, the position of the bearing groove 11 and the discharge chute 9 are on the same axis, and a filter element cylinder 12 is arranged at the tail end of the rotating shaft 4;

the surface of both ends of the filter element cylinder 12 is fixedly sleeved with a sealing bearing, the sealing bearing at the bottom end of the filter element cylinder 12 is fixedly arranged in the bearing groove 11, the sealing bearing at the top end is fixedly arranged in the connecting flange 10, the surface of the filter element cylinder 12 is sleeved with a second bevel gear 13, and the second bevel gear 13 is meshed with the first bevel gear 8.

Further, in the above technical solution, the surface of the filter element cylinder 12 is provided with a protruding ring block 14, and the surface of the protruding ring block 14 is smooth;

further, in the above technical solution, the side wall of the grinding disc 5 is fixedly provided with a roller 15 and is arranged on one side of the protruding ring block 14, the roller 15 is connected with the protruding ring block 14 in a rolling manner, and the roller 15 is arranged to stabilize the rotation of the filter element cylinder 12;

furthermore, in the above technical solution, the cross section of the flow channel 6 is annular, and the arrangement of the annular flow channel 6 can increase the movement distance of the cooling liquid, thereby increasing the time and area of heat exchange, and further improving the cooling effect, wherein two ends of the flow channel 6 are respectively communicated with the liquid inlet pipe and the liquid outlet pipe of the liquid rotary joint 7;

further, in the above technical scheme, a feed inlet is formed in one side of the grinding cylinder 3 close to the bearing seat;

further, in the above technical solution, the filter element cylinder 12 is made of stainless steel material, and the stainless steel material has the characteristics of smooth surface, difficult accumulation of dirt, easy cleaning, and no rusting.

This practical theory of operation:

when the rotating shaft 4 rotates, the first bevel gear 8 rotates along with the rotating shaft 4, the first bevel gear rotates to drive the second bevel gear 13 to rotate, so that the filter element cylinder 12 can be driven to rotate, under the action of centrifugal force, large-particle materials attached to the surface of the filter element cylinder 12 can be separated, and the materials are prevented from being agglomerated on the surface of the filter element cylinder 12 to block meshes;

the flow channel 6 is arranged inside the rotating shaft 4, the cooling liquid can be introduced into the flow channel 6 through the liquid rotating joint 7, the heat on the surface of the rotating shaft 4 can be taken away after the cooling liquid circulates from the annular flow channel 6, and the phenomenon that the middle temperature of the grinding cylinder 3 is too high to influence the performance of the coating is avoided.

In the description of the embodiments of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "disposed," "provided," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a horizontal sand mill is used in polyester paint production, includes casing (1), and casing (1) is inside to have layer frame (2), is provided with the bearing frame on layer frame (2), is provided with a pivot through the bearing level on the bearing frame, and outside the bearing frame was all stretched out at the both ends of pivot, fixed the cup joint has a band pulley in the pivot of bearing frame one side, and this band pulley passes through the belt and is connected with the driving motor who sets up in casing (1), the opposite side of bearing frame is provided with grinds a section of thick bamboo (3), should grind a section of thick bamboo (3) and coaxial with the pivot, grind inside rotation axis (4) that is provided with of a section of thick bamboo (3), rotation axis (4) surface cover is equipped with a plurality of mill (5), separates its characterized in that through the cover in the epaxial sleeve pipe of commentaries on classics between two adjacent mill (5): a flow channel (6) is formed in the rotating shaft (4), one end of the rotating shaft (4) is fixedly connected with a liquid rotating joint (7), the liquid rotating joint (7) is fixedly connected with one end of the rotating shaft, the other end of the rotating shaft (4) is fixedly sleeved with a first bevel gear (8), a discharge chute (9) is formed in the surface of the grinding cylinder (3), a connecting flange (10) is fixedly arranged on the surface of the discharge chute (9) in a sealing mode, a bearing groove (11) is formed in the inner wall of the grinding cylinder (3), the position of the bearing groove (11) and the discharge chute (9) are on the same axis, and a filter element cylinder (12) is arranged at the tail end of the rotating shaft (4);

the surface of both ends of the filter element cylinder (12) is fixedly sleeved with a sealing bearing, the bottom sealing bearing of the filter element cylinder (12) is fixedly arranged in a bearing groove (11), the top sealing bearing is fixedly arranged in a connecting flange (10), the surface of the filter element cylinder (12) is sleeved with a second bevel gear (13), and the second bevel gear (13) is meshed with the first bevel gear (8).

2. The horizontal sand mill for polyester paint production according to claim 1, wherein: the surface of the filter element cylinder (12) is provided with a protruding ring block (14), and the surface of the protruding ring block (14) is smooth.

3. The horizontal sand mill for polyester paint production according to claim 2, characterized in that: the grinding disc (5) is characterized in that a roller (15) is fixedly arranged on the side wall of the grinding disc (5) and is arranged on one side of the protruding ring block (14), and the roller (15) is in rolling connection with the protruding ring block (14).

4. The horizontal sand mill for polyester paint production according to claim 1, wherein: the cross section of the flow channel (6) is annular, and two ends of the flow channel are respectively communicated with a liquid inlet pipe and a liquid outlet pipe of the liquid rotary joint (7).

5. The horizontal sand mill for polyester paint production according to claim 1, wherein: a feed inlet is formed in one side, close to the bearing seat, of the grinding cylinder (3).

6. The horizontal sand mill for polyester paint production according to claim 1, wherein: the filter element cylinder (12) is made of stainless steel material.