CN216500257U

CN216500257U - Big whirlwind powder injection device convenient to automatic material conveying

Info

Publication number: CN216500257U
Application number: CN202122871806.6U
Authority: CN
Inventors: 卞炳康; 刘剑; 王罗芹
Original assignee: Yangzhou Baokang Coating Machinery Co ltd
Current assignee: Yangzhou Baokang Coating Machinery Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-05-13
Anticipated expiration: 2031-11-15

Abstract

The utility model belongs to the technical field of powder spraying devices, and particularly relates to a large cyclone powder spraying device convenient for automatic feeding, which comprises a powder supply barrel, wherein a filter box is arranged on one side of the powder supply barrel, and a filter component is arranged on the inner side of the powder supply barrel; the filter assembly comprises a first filter plate and a second filter plate, the outer walls of the tops of the first filter plate and the second filter plate are respectively and fixedly provided with a first connecting rod and a second connecting rod, the filter assembly is provided with the filter box and a first filter plate and a second filter plate, and the first rack plate and the second rack plate are engaged through a rotating gear to enable the first rack plate and the second rack plate to move oppositely and drive the first filter plate and the second filter plate to slide relative to each other.

Description

Big whirlwind powder injection device convenient to automatic material conveying

Technical Field

The utility model relates to the technical field of powder spraying devices, in particular to a large cyclone powder spraying device convenient for automatic feeding.

Background

Powder spraying refers to a coating process for adhering powder coating to a workpiece by corona discharge, the powder spraying is successful in hot coating, the powder coating is started after electrostatic spraying of powder is disclosed by the Semes company of France in 1962, the powder spraying is realized by utilizing the corona discharge phenomenon to make the powder coating adsorbed on the workpiece, and the powder spraying process is as follows: the powder spraying gun is connected with negative pole, the workpiece is grounded (positive pole), the powder coating is fed into the spray gun by means of compressed air gas from powder supply system, the high voltage produced by high-voltage electrostatic generator is added in the front end of the spray gun, and due to corona discharge, the powder can produce intensive charges near the gun, when the powder is sprayed out from gun nozzle, it can be formed into charged coating particles, and under the action of electrostatic force, the charged coating particles can be sucked onto the workpiece whose polarity is opposite to that of the powder, and as the sprayed powder is increased, the charges are more accumulated, and when it is reached to a certain thickness, it can not be continuously adsorbed due to the action of electrostatic repulsion, so that the whole workpiece can obtain powder coating with a certain thickness, then the powder can be melted, levelled and solidified by means of overheating, so that the hard coating film can be formed on the surface of workpiece, and the powder supply system can implement automatic feeding function by means of automatic control.

The existing powder spraying device mainly has the problems that a powder supply barrel in the powder spraying device supplies powder into a cyclone through a pipeline and then inputs the powder into a spray gun of a powder spraying room, but the powder in the powder supply barrel is not subjected to primary filtration when being input into the cyclone, the powder is filtered by the cyclone, and the degree of powder filtration is insufficient, so that a novel cyclone powder spraying device convenient for automatic feeding is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a large cyclone powder spraying device convenient for automatic feeding, so as to solve the problem that the existing powder filtering only relies on the large cyclone of the powder spraying device for filtering, and the filtering degree is not enough.

The above object of the present invention is achieved by the following technical solutions:

a big cyclone powder spraying device convenient for automatic feeding comprises a powder supply barrel, wherein a filter box is arranged on one side of the powder supply barrel, and a filter assembly is arranged on the inner side of the powder supply barrel;

the filter assembly comprises a first filter plate and a second filter plate, wherein the outer walls of the tops of the first filter plate and the second filter plate are respectively and fixedly provided with a first connecting rod and a second connecting rod, and the top ends of the first connecting rod and the second connecting rod are respectively and fixedly connected with a first rack plate and a second rack plate;

filter case top outer wall fixedly connected with base, the inboard fixed mounting of base has the motor, the fixed coupling of output shaft lateral wall of motor has rotating gear.

The utility model in a preferred example may be further configured to:

supply powder bucket one side outer wall fixedly connected with filling tube, and supply to be provided with the input tube between powder bucket and the rose box, and supply the powder bucket to be close to input tube one side fixedly connected with back flow, rose box one side fixedly connected with output tube.

The present invention in a preferred example may be further configured to:

the fixed cover of rose box lateral wall has connect the support.

The present invention in a preferred example may be further configured to:

first filter and second filter plate size are the same, and the length of first filter and second filter is less than the inboard length of rose box, and first filter and second filter laminate each other.

The present invention in a preferred example may be further configured to:

and a dust collecting plate is fixedly arranged on the outer wall of the bottom of the filter box.

The present invention in a preferred example may be further configured to:

the filter box comprises a filter box body, a first filter plate, a second filter plate, a dust collecting plate, a filter box top, a first rack plate and a second rack plate, wherein the filter box bottom is provided with a discharge chute corresponding to the first filter plate and the second filter plate, the discharge chute is communicated with the dust collecting plate, and the filter box top is provided with a limiting chute corresponding to the first rack plate and the second rack plate.

The present invention in a preferred example may be further configured to:

the rotating gear is engaged with the first rack plate and the second rack plate.

In summary, the utility model includes at least one of the following beneficial technical effects:

in the using process, the filter box is provided with the first filter plate and the second filter plate, the first rack plate and the second rack plate move oppositely through the meshing of the rotating gear and the first rack plate and the second rack plate, the first filter plate and the second filter plate are driven to slide, powder attached to the first filter plate and the second filter plate is ground mutually, the attached powder falls into the dust collecting plate through the discharge groove, the powder in the powder supply barrel is subjected to primary filtration, no dust is easily attached to the filter plates, and the filtering efficiency of the filter box is ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the filtration tank;

FIG. 3 is a partial enlarged view of the portion A in FIG. 2;

fig. 4 is a schematic view of the overall structure of the filter assembly.

Reference numerals: 1. a powder supply barrel; 2. a return pipe; 3. a dust collecting plate; 4. a support; 5. an output pipe; 6. a filter assembly; 601. a first rack plate; 602. a second rack plate; 603. a second connecting rod; 604. a first connecting rod; 605. a motor; 606. a base; 607. a first filter plate; 608. a second filter plate; 7. a filter box; 8. an input tube; 9. a feed tube; 10. a discharge chute; 609. the gear is rotated.

Detailed Description

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

Referring to fig. 1-4, a big cyclone powder spraying device convenient for automatic feeding, a powder supply barrel 1, a filter box 7 arranged at one side of the powder supply barrel 1, and a filter assembly 6 arranged at the inner side of the powder supply barrel 1; the filter assembly 6 comprises a first filter plate 607 and a second filter plate 608, the outer walls of the tops of the first filter plate 607 and the second filter plate 608 are respectively and fixedly provided with a first connecting rod 604 and a second connecting rod 603, and the top ends of the first connecting rod 604 and the second connecting rod 603 are respectively and fixedly connected with a first rack plate 601 and a second rack plate 602; the outer wall of the top of the filter box 7 is fixedly connected with a base 606, a motor 605 is fixedly mounted on the inner side of the base 606, a rotating gear 609 is fixedly sleeved on the outer side wall of an output shaft of the motor 605, the rotating gear 609 is driven to rotate by the output shaft of the motor 605, so that the first rack plate 601 and the second rack plate 602 move oppositely, the first filter plate 607 and the second filter plate 608 at the bottoms of the first rack plate 601 and the second rack plate 602 move oppositely, powder attached to the first filter plate 607 and the second filter plate 608 are ground mutually, and the powder is cleaned.

Referring to fig. 1 and 3, a feeding pipe 9 is fixedly connected to the outer wall of one side of a powder supply barrel 1, an input pipe 8 is arranged between the powder supply barrel 1 and a filter box 7, a return pipe 2 is fixedly connected to one side of the powder supply barrel 1 close to the input pipe 8, an output pipe 5 is fixedly connected to one side of the filter box 7, the powder supply barrel 1 is fed through the feeding pipe 9, and a support 4 is fixedly sleeved on the outer side wall of the filter box 7 to support the filter box 7; the outer wall of the bottom of the filter box 7 is fixedly provided with a dust collecting plate 3; facilitating collection of the filtered powder; the top of the filtering box 7 is provided with a limiting sliding groove corresponding to the first rack plate 601 and the second rack plate 602, so that the first rack plate 601 and the second rack plate 602 can slide along the limiting sliding groove conveniently.

Referring to fig. 2 and 4, the first filter plate 607 and the second filter plate 608 have the same size, and the length of the first filter plate 607 and the second filter plate 608 is smaller than the length of the inside of the filter box 7, and the first filter plate 607 and the second filter plate 608 are attached to each other; so that the first filter plate 607 and the second filter plate 608 can slide in the filter tank 7 and can rub against each other to remove powder from the plates; the rotating gear 609 is engaged with the first rack plate 601 and the second rack plate 602, so that the first rack plate 601 and the second rack plate 602 can move towards each other through the rotating gear 609; the discharge chute 10 is provided at the bottom of the filter box 7 corresponding to the first filter 607 and the second filter 608, and the discharge chute 10 is communicated with the dust collecting plate 3, so that the filtered dust can be collected in the dust collecting plate 3 through the discharge chute 10.

The utility model has the following use flow and working principle: when the powder spraying device is used, firstly, the powder in the powder supply barrel 1 is conveyed into the filter box 7 through the input pipe 8, after the powder is filtered by the first filter plate 607 and the second filter plate 608 in the filter box 7, the filtered powder is output into a large cyclone through the output pipe 5, when the filter box 7 is used for a period of time, the powder spraying device stops, the motor 605 is started, the output shaft of the motor 605 drives the rotating gear 609 to rotate, so that the first rack plate 601 and the second rack plate 602 which are engaged with the rotating gear 609 are engaged, the first rack plate 601 and the second rack plate 602 are driven to move oppositely, the first rack plate 601 and the second rack plate 602 are ventilated with the first connecting rod 604 and the second connecting rod 603 and the first filter plate 607 and the second filter plate 608 are fixedly connected, therefore, the first filter plate 607 and the second filter plate 608 are driven to move oppositely, and the powder on the first filter plate 607 and the second filter plate 608 fall off mutually, the powder falls through the discharge chute 10 into the dust collecting plate 3.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. The utility model provides a big whirlwind powder injection device convenient to automatic material conveying which characterized in that: the powder feeding device comprises a powder feeding barrel (1), wherein a filter box (7) is arranged on one side of the powder feeding barrel (1), and a filter assembly (6) is arranged on the inner side of the powder feeding barrel (1);

the filter assembly (6) comprises a first filter plate (607) and a second filter plate (608), the outer walls of the tops of the first filter plate (607) and the second filter plate (608) are respectively and fixedly provided with a first connecting rod (604) and a second connecting rod (603), and the top ends of the first connecting rod (604) and the second connecting rod (603) are respectively and fixedly connected with a first rack plate (601) and a second rack plate (602);

the outer wall of the top of the filter box (7) is fixedly connected with a base (606), a motor (605) is fixedly mounted on the inner side of the base (606), and a rotating gear (609) is fixedly sleeved on the outer side wall of an output shaft of the motor (605).

2. The large cyclone powder spraying device convenient for automatic charging according to claim 1, characterized in that: supply powder bucket (1) one side outer wall fixedly connected with filling tube (9), and supply to be provided with between powder bucket (1) and rose box (7) input tube (8), and supply powder bucket (1) to be close to input tube (8) one side fixedly connected with back flow (2), rose box (7) one side fixedly connected with output tube (5).

3. The large cyclone powder spraying device convenient for automatic charging according to claim 1, characterized in that: the outer side wall of the filter box (7) is fixedly sleeved with a support (4).

4. The large cyclone powder spraying device convenient for automatic charging according to claim 1, characterized in that: the first filter plate (607) and the second filter plate (608) are the same in size, the length of the first filter plate (607) and the length of the second filter plate (608) are smaller than the length of the inner side of the filter box (7), and the first filter plate (607) and the second filter plate (608) are attached to each other.

5. The large cyclone powder spraying device convenient for automatic charging according to claim 1, characterized in that: the outer wall of the bottom of the filter box (7) is fixedly provided with a dust collecting plate (3).

6. A large cyclone powder spraying device convenient for automatic charging according to claim 1 or 5, characterized in that: filter tank (7) bottom and first filter (607) and second filter (608) corresponding position seted up blown down tank (10), blown down tank (10) and dust collecting plate (3) link up each other, spacing spout has been seted up with first rack plate (601) and second rack plate (602) corresponding position at filter tank (7) top.

7. The large cyclone powder spraying device convenient for automatic charging according to claim 1, characterized in that: the rotating gear (609) is engaged with the first rack plate (601) and the second rack plate (602).