CN218133155U

CN218133155U - Powder coating device that sieves

Info

Publication number: CN218133155U
Application number: CN202222013859.9U
Authority: CN
Inventors: 贡小波; 李冬胜
Original assignee: Yangzhou Rainbow Powder Coatings Co ltd
Current assignee: Jiangsu Hongzhicai New Materials Co.,Ltd.
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2022-12-27
Anticipated expiration: 2032-08-02

Abstract

Powder coating sieving mechanism. Relates to the technical field of sieving equipment. Has reasonable structure and grinding function. The screening device comprises a screening tank, wherein a feeding hole is formed in the top of the screening tank, a discharging hole is formed in the bottom of the screening tank, a first frame and a second frame which are mutually attached are arranged in the screening tank, a first screen is arranged at the bottom of the first frame, a second screen is arranged at the top of the second frame, a gap exists between the first screen and the second screen, and the mesh number of the first screen is smaller than that of the second screen; and a driving mechanism is further arranged in the sieving tank and drives the first frame and the second frame to reciprocate in opposite directions.

Description

Powder coating device that sieves

Technical Field

The utility model relates to an equipment technical field that sieves, concretely relates to powder coating device that sieves.

Background

The powder coating is a novel solvent-free 100% solids powder coating. The method has the characteristics of no solvent, no pollution, recoverability, environmental protection, energy and resource saving, labor intensity reduction, high mechanical strength of the coating film and the like. The powder coating is in a completely different form from general coating, and it exists in a state of fine powder. Since no solvent is used, it is called a powder coating. The powder coating is mainly characterized in that: has the characteristics of harmlessness, high efficiency, resource saving and environmental protection. It has two main categories: thermoplastic powder coatings and thermosetting powder coatings. The thermosetting powder paint consists of thermosetting resin, curing agent, pigment, stuffing, assistant, etc. The thermosetting powder coating comprises: epoxy resin, polyester, and acrylic resins.

At present, after powder coating production finishes, before the partial shipment, need sieve powder coating for take out wherein great granule or caking, in prior art, generally realize dividing the sieve through vibrating motor drive screen cloth vibration, but can hold back a large amount of large granule powder like this, cause the efficiency of sieving to reduce, need frequently take out the large granule powder of holding back or change the screen cloth, reduced the efficiency of sieving.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a powder coating sieving device which is reasonable in structure and has the grinding effect.

The utility model discloses a following technical scheme realizes: the powder coating sieving device comprises a sieving tank, wherein a feed inlet is formed in the top of the sieving tank, a discharge outlet is formed in the bottom of the sieving tank, a first frame and a second frame which are mutually attached are arranged in the sieving tank, a first screen is arranged at the bottom of the first frame, a second screen is arranged at the top of the second frame, a gap exists between the first screen and the second screen, and the mesh number of the first screen is smaller than that of the second screen;

and a driving mechanism is further arranged in the sieving tank and drives the first frame and the second frame to reciprocate in opposite directions.

The utility model has the preferred implementation mode that the driving mechanism comprises a pair of limiting pipes which are respectively arranged at two sides of the sieving tank;

two sides of the first frame are respectively provided with a first rack, and a pair of the first racks respectively slide in the tops of the pair of limiting pipes in a one-to-one correspondence manner;

two sides of the second frame are respectively provided with a second rack, and a pair of the second racks respectively slide in the bottoms of the pair of the limiting pipes in a one-to-one correspondence manner;

a driving gear driven by a motor is arranged between a first rack and a second rack on the left side of the sieving tank, and the driving gear is meshed with the first rack and the second rack;

and a driven gear is arranged between the first rack and the second rack on the right side of the sieving tank, and the driven gear is meshed with the first rack and the second rack.

The utility model discloses a preferred embodiment lies in, the internal diameter of spacing pipe is not less than the high sum of first frame and second frame.

The utility model discloses a preferred embodiment lies in, the top and the bottom of spacing pipe all are equipped with the spout, first rack with the second rack is all located in the spout, and slide in the spout.

The utility model has the advantages that the motor is arranged outside the limit pipe positioned on the left side of the sieving tank, and the output shaft of the motor passes through the limit pipe and drives the driving gear to rotate;

the inner wall of the limiting pipe is also provided with a bearing seat, and an output shaft of the motor is inserted into the bearing seat in a matching manner.

The utility model discloses a preferred embodiment lies in, the bottom internal diameter of jar that sieves diminishes gradually, is to leak hopper-shaped.

Compared with the prior art, the utility model discloses in through the motion each other of first screen cloth and second screen cloth, form holistic shake on the one hand, the material of being convenient for passes, forms the screening, and on the other hand can cut, grind the great material of part particle diameter, makes it can pass the second screen cloth, has effectively reduced the quantity of holding back of first screen cloth to the material, and is rational in infrastructure, has reduced the frequency of taking out to holding back the material, has improved the efficiency of sieving.

Drawings

FIG. 1 is a first schematic view of the present invention and a first reference view of the operation status;

fig. 2 is a second operation state reference diagram of the present invention;

FIG. 3 is a schematic structural view of a stopper tube;

in the figure: 1. sieving the mixture in a tank; 11. a feed inlet; 12. a discharge port; 2. a first frame; 21. a first screen; 22. a first rack; 3. a second frame; 31. a second screen; 32. a second rack; 4. a limiting pipe; 41. an electric motor; 42. a driving gear; 43. a driven gear; 44. a chute; 45. and a bearing seat.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

As shown in fig. 1-3, the powder coating sieving device comprises a sieving tank 1 with a feed port 11 at the top and a discharge port 12 at the bottom, a first frame 2 and a second frame 3 which are mutually attached are arranged in the sieving tank 1, a first screen 21 is arranged at the bottom of the first frame 2, a second screen 31 is arranged at the top of the second frame 3, a gap exists between the first screen 21 and the second screen 31, and the mesh number of the first screen 21 is smaller than that of the second screen 31;

still be equipped with actuating mechanism in the jar 1 that sieves, actuating mechanism drive first frame 2 with second frame 3 takes place opposite direction's reciprocating motion. Because the mesh number of the first screen 21 is smaller, the first screen 21 and the second screen 31 can divide the materials into three grades, the materials above the first screen 21 need to be taken out and recovered, the materials below the second screen 31 can be directly subpackaged, and part of the materials with larger particle size are positioned between the first screen 21 and the second screen 31; the driving mechanism acts to enable the first frame 2 and the second frame 3 to reciprocate in opposite directions, namely, the first frame 2 and the second frame 3 rub against each other in a reciprocating mode, so that twisting of materials between the first screen 21 and the second screen 31 is formed, and as the first screen 21 and the second screen 31 are made of metal wires, the twisting of the materials by the first screen 21 and the second screen 31 cuts the materials, so that the particle size of the materials is reduced, and therefore, through the second screen 31, namely, through the mutual movement of the first screen 21 and the second screen 31, on one hand, integral shaking is formed, the materials can pass through and form screening, on the other hand, parts of the materials with larger particle diameters can be cut and ground, so that the materials can pass through the second screen 31, the quantity of the materials intercepted by the first screen 21 is effectively reduced, the structure is reasonable, the taking-out frequency of the intercepted materials is reduced, and the screening efficiency is improved.

The driving mechanism comprises a pair of limiting pipes 4, and the limiting pipes 4 are respectively arranged on two sides of the sieving tank 1;

two sides of the first frame 2 are respectively provided with a first rack 22, and a pair of the first racks 22 respectively slide in the tops of a pair of the limiting pipes 4 in a one-to-one correspondence manner;

two sides of the second frame 3 are respectively provided with a second rack 32, and a pair of the second racks 32 respectively and correspondingly slide in the bottoms of the pair of the limiting pipes 4 one by one;

a driving gear 42 driven by a motor 41 is arranged between the first rack 22 and the second rack 32 on the left side of the sieving tank 1, and the driving gear is meshed with the first rack 22 and the second rack 32;

a driven gear 43 is arranged between the first rack 22 and the second rack 32 on the right side of the sieving tank 1, and the driven gear 43 is meshed with the first rack 22 and the second rack 32. The motor 41 drives the driving gear 42 to rotate forward and backward at intervals, and under the pulling of the first rack 22 and the second rack 32, the reciprocating motion of the first frame 2 and the second frame 3 is realized, so as to realize the grinding effect on the material trapped between the first screen 21 and the second screen 31.

The inner diameter of the limiting pipe 4 is not less than the sum of the heights of the first frame 2 and the second frame 3. Thus, the first frame 2 and the second frame 3 are ensured not to collide with the limiting pipe 4 when displacement occurs.

The top and the bottom of the limiting pipe 4 are both provided with a sliding groove 44, and the first rack 22 and the second rack 32 are both arranged in the sliding groove 44 and slide in the sliding groove 44. Through the setting of spout 44, play the spacing and guide effect to first rack 22 and second rack 32, ensure that first rack 22 and second rack 32 can reliably carry out the displacement to drive first frame 2 and the displacement of second frame 3 production opposite direction.

The motor 41 is arranged outside the limit pipe 4 positioned on the left side of the sieving tank 1, and an output shaft of the motor 41 penetrates through the limit pipe 4 and drives the driving gear 42 to rotate;

the inner wall of the limiting pipe 4 is further provided with a bearing seat 45, and the output shaft of the motor 41 is inserted into the bearing seat 45 in a matching mode. The driving gear 42 is fixed on the output shaft of the motor 41, so that the motor 41 can reliably drive the driving gear 42 to rotate, and the bearing seat 45 plays a role in supporting the output shaft of the motor 41; the driven gear 43 is positioned in the limit pipe 4 through a rotating shaft (not shown in the figure) to play a role in assisting and balancing.

The bottom internal diameter of jar 1 that sieves diminishes gradually, is hopper-shaped. Thus, the material is convenient to be guided to be discharged through the discharge opening.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The powder coating sieving device comprises a sieving tank (1) with a feed inlet (11) at the top and a discharge outlet (12) at the bottom, and is characterized in that a first frame (2) and a second frame (3) which are mutually attached are arranged in the sieving tank (1), a first screen (21) is arranged at the bottom of the first frame (2), a second screen (31) is arranged at the top of the second frame (3), a gap exists between the first screen (21) and the second screen (31), and the mesh number of the first screen (21) is smaller than that of the second screen (31);

still be equipped with actuating mechanism in jar (1) sieves, actuating mechanism drive first frame (2) and second frame (3) take place opposite direction's reciprocating motion.

2. The powder coating material screening apparatus of claim 1, wherein: the driving mechanism comprises a pair of limiting pipes (4), and the limiting pipes (4) are respectively arranged on two sides of the sieving tank (1);

two sides of the first frame (2) are respectively provided with a first rack (22), and a pair of the first racks (22) respectively slide in the tops of the pair of limiting pipes (4) in a one-to-one correspondence manner;

two sides of the second frame (3) are respectively provided with a second rack (32), and a pair of the second racks (32) respectively slide in the bottoms of the pair of the limiting pipes (4) in a one-to-one correspondence manner;

a driving gear (42) driven by a motor (41) is arranged between the first rack (22) and the second rack (32) on the left side of the sieving tank (1), and the driving gear, the first rack (22) and the second rack (32) are in a meshed state;

be located and be equipped with driven gear (43) between first rack (22) and second rack (32) on the right side of jar (1) that sieves, driven gear (43) with first rack (22) and second rack (32) all are in the engaged state.

3. The powder coating material screening apparatus of claim 2, wherein: the inner diameter of the limiting pipe (4) is not smaller than the sum of the heights of the first frame (2) and the second frame (3).

4. The powder coating material screening apparatus of claim 2, wherein: the top and the bottom of the limiting pipe (4) are both provided with sliding grooves (44), and the first rack (22) and the second rack (32) are both arranged in the sliding grooves (44) and slide in the sliding grooves (44).

5. The powder coating material screening apparatus of claim 4, wherein: the motor (41) is arranged outside the limiting pipe (4) on the left side of the sieving tank (1), and an output shaft of the motor (41) penetrates through the limiting pipe (4) and drives the driving gear (42) to rotate;

the inner wall of the limiting pipe (4) is further provided with a bearing seat (45), and an output shaft of the motor (41) is inserted into the bearing seat (45) in a matching mode.

6. The powder coating material screening apparatus of claim 1, wherein: the bottom inner diameter of the sieving tank (1) gradually becomes smaller and is funnel-shaped.