CN107899768B - Vacuum powder suction pump control system - Google Patents
Vacuum powder suction pump control system Download PDFInfo
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- CN107899768B CN107899768B CN201711180034.3A CN201711180034A CN107899768B CN 107899768 B CN107899768 B CN 107899768B CN 201711180034 A CN201711180034 A CN 201711180034A CN 107899768 B CN107899768 B CN 107899768B
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- Prior art keywords
- powder
- control system
- vacuum
- valve
- pump control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/16—Arrangements for supplying liquids or other fluent material
- B05B5/1683—Arrangements for supplying liquids or other fluent material specially adapted for particulate materials
Abstract
The invention discloses a vacuum powder pump control system which comprises at least two groups of powder conveying devices which are arranged in parallel, wherein each powder conveying device is provided with a powder chamber, each powder chamber is provided with a feeding hole and a discharging hole, the feeding hole and the discharging hole are respectively provided with a first opening and closing valve and a second opening and closing valve so as to respectively control the opening and the closing of the feeding hole and the discharging hole, the powder chamber is also connected with an air inlet pipeline and an air exhaust pipeline, and the connecting parts of the air inlet pipeline and the air exhaust pipeline are respectively arranged close to the feeding hole and the discharging hole. The powder conveying device is provided with the plurality of groups of powder conveying devices, and the plurality of groups of powder conveying devices can be arranged to convey powder in sequence during working, so that the powder conveying efficiency is improved, compressed air mixed in the powder conveying process is reduced, the powder conveying density is improved, the production efficiency is improved, the powder conveying device is provided with a cleaning function, and the powder conveying device is convenient to use and high in practicability.
Description
Technical Field
The invention relates to the technical field of powder spraying equipment, in particular to a vacuum powder suction pump control system for conveying powder.
Background
Powder spraying refers to a coating process in which a powder coating is adhered to a workpiece by corona discharge. After powder spraying, through the steps of hot melting, curing and the like, a coating film is formed on the surface of the workpiece.
In the powder spraying process, the first step is powder conveying, in the existing powder spraying process, the powder conveying is carried out by a common powder pump, namely powder is blown by compressed air, and the conveying mode has the following defects in the use process:
firstly, the efficiency of conveying the powder is low, and the density of the powder is low (the conveyed powder contains a large amount of compressed air);
secondly, the production efficiency is influenced;
and thirdly, manual cleaning is needed without an automatic cleaning function.
Disclosure of Invention
In order to solve the problems, the invention provides a powder pump control system which is provided with a plurality of groups of powder conveying devices, wherein the powder conveying devices realize powder extraction through vacuum suction, and the plurality of groups of conveying devices circularly work.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a inhale vacuum powder pump control system, includes the at least two sets of powder conveyor of parallelly connected setting, powder conveyor is equipped with the powder cavity, the powder cavity is equipped with feed inlet and discharge gate, feed inlet and discharge gate are equipped with first open and close valve and second open and close valve respectively to the switching of control feed inlet and discharge gate respectively, the powder cavity still is connected with admission line and bleed-off pipeline, admission line and bleed-off pipeline's junction is close to feed inlet and discharge gate setting respectively.
Preferably, the air inlet pipeline is connected with an air source, and the air exhaust pipeline is connected with a vacuum pumping device.
Preferably, the air inlet pipeline and the air exhaust pipeline are controlled by a solenoid valve to respectively connect or disconnect the air source and the vacuum-pumping device.
Preferably, the first opening/closing valve and the second opening/closing valve are squeeze valves.
Preferably, the feed inlet of the powder conveying device is connected with a feed pipeline, the feed pipelines of the multiple groups of powder conveying devices are connected in parallel to form a feed end, the discharge outlet of the powder conveying device is connected with a discharge pipeline, and the discharge pipelines of the multiple groups of powder conveying devices are connected in parallel to form a discharge end.
Preferably, the powder conveying device further comprises a control system, and the control system is electrically connected with the powder conveying devices to control the multiple groups of powder conveying devices to work in sequence and keep the discharge ends to continuously convey the powder.
Preferably, the feeding end is butted with a powder supply device, and the powder supply device is used for supplying powder.
The invention has the beneficial effects that: set up multiunit powder conveyor, the during operation can set up multiunit powder conveyor and carry the powder in proper order, the transport efficiency of powder has been improved, when getting the powder, second open and close valve and admission line are closed, first open and close valve and bleed-off line are opened, through bleed-off line with powder cavity evacuation and inhale the powder, open second open and close valve and admission line again, close first open and close valve and bleed-off line, blow off the powder, the compressed air that mix with in the powder transportation process has been reduced, the density of powder transport has been improved, and the production efficiency is improved, from taking the clearance function, high durability and convenient use, therefore, the clothes hanger is strong in practicability.
Drawings
The invention is further illustrated with reference to the following figures and examples:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the operation of the present invention;
fig. 3 is a schematic structural view of the powder supplying apparatus of the present invention.
Detailed Description
Referring to fig. 1 to 3, the present invention is a vacuum powder pump control system, which includes at least two sets of powder conveying devices arranged in parallel, the powder conveying devices are provided with a powder chamber 1, the powder chamber 1 is provided with a feed port 101 and a discharge port 102, the feed port 101 and the discharge port 102 are respectively provided with a first on-off valve 2 and a second on-off valve 3 to respectively control the opening and closing of the feed port 101 and the discharge port 102, the powder chamber 1 is further connected with an air inlet pipeline 4 and an air exhaust pipeline 5, and the connection part of the air inlet pipeline 4 and the air exhaust pipeline 5 is respectively arranged near the feed port 101 and the discharge port 102. Wherein the air inlet pipeline 4 is connected with an air source, and the air exhaust pipeline 5 is connected with a vacuum-pumping device.
In operation, the second on-off valve 3 and the air intake duct 4 are closed, the first on-off valve 2 and the air exhaust duct 5 are opened, the powder chamber 1 is evacuated through the air exhaust duct 5 to suck the powder, the second on-off valve 3 and the air intake duct 4 are opened, and the first on-off valve 2 and the air exhaust duct 5 are closed to blow out the powder. Owing to be provided with multiunit powder conveyor, thereby the steerable multiunit powder conveyor of during operation send the powder in proper order to realize continuously sending the powder, has improved the transport efficiency of powder, has reduced the compressed air that mix with in the powder transportation process, has improved the density that the powder was carried, improves production efficiency, because the powder of extracting at every turn all is blown away, therefore takes the clearance function certainly, convenient to use, and the practicality is strong.
In this embodiment, the air inlet pipe 4 and the air exhaust pipe 5 are controlled by a solenoid valve to connect or disconnect the air source and the vacuum pumping device, respectively, and the first opening/closing valve 2 and the second opening/closing valve 3 are both squeeze valves.
In order to realize the parallel connection of the multiple groups of powder conveying devices, the feed inlet 101 of each powder conveying device is connected with a feed pipeline, the feed pipelines of the multiple groups of powder conveying devices are connected in parallel to form a feed end, the discharge outlet 102 of each powder conveying device is connected with a discharge pipeline, and the discharge pipelines of the multiple groups of powder conveying devices are connected in parallel to form a discharge end.
The invention also comprises a control system which is electrically connected with the powder conveying devices to control the multiple groups of powder conveying devices to work in sequence and keep the discharge ends to continuously convey the powder. Specifically, the control system electrically connects the first opening/closing valve 2, the second opening/closing valve 3, and the electromagnetic valves of all the powder conveying devices. The control mode can be that the powder is sent in proper order to multiunit powder conveyor, also can be that multiunit powder conveyor divides into two sets of, and the circulation supplies the powder. In the first powder feeding mode, the powder feeding period of the powder conveying device is long, so that the powder conveying device can be cooled to a certain extent, and the service life of the powder conveying device is prolonged. And the second powder feeding mode can effectively keep the powder feeding amount and has better spraying effect.
In this embodiment, the feeding end is butted with a powder supply device 6, and the powder supply device 6 is used for supplying powder. This powder supply device 6 is equipped with first powder case 601 and second powder case 602, and first powder case 601 is closed structure, and first powder case 601 is through supplying the feed end that powder conveyor is connected to powder pipe 604, and second powder case 602 is open closed structure, and the extension is gone into powder pipe 603 in second powder case 602 in first powder case 601, all installs the vibrator on first powder case 601 and the second powder case 602. The powder inlet pipe 603 is connected with a powder pump, bagged powder is directly placed in the second powder box 602, the powder inlet pipe 603 is inserted into the bagged powder, the powder is pumped into the first powder box 601 through the action of the vibrator and the powder pump, and the powder is pumped into the powder chamber 1 from the first powder box 601. Further, first powder case 601 is connected with the air supply, through the solenoid valve control switching, and the lower extreme of first powder case 601 is equipped with the relief hole to it has the row material powder pump to dock, is convenient for trade powder and clearance like this.
The above examples are only preferred embodiments of the present invention, and other embodiments of the present invention are possible. Those skilled in the art can make equivalent changes or substitutions without departing from the spirit of the present invention, and such equivalent changes or substitutions are included in the scope set forth in the claims of the present application.
Claims (7)
1. The utility model provides a inhale vacuum powder pump control system, its characterized in that, includes the at least two sets of powder conveyor of parallelly connected setting, powder conveyor is equipped with the powder chamber, the powder chamber is equipped with feed inlet and discharge gate, feed inlet and discharge gate are equipped with first on-off valve and second on-off valve respectively to the switching of control feed inlet and discharge gate respectively, and the powder chamber still is connected with admission line and exhaust duct, the junction of admission line and exhaust duct is close to feed inlet and discharge gate setting respectively, and during operation, control second on-off valve and admission line and close earlier, first on-off valve and exhaust duct open, through exhaust duct with the powder chamber evacuation and inhale the powder, open second on-off valve and admission line again, close first on-off valve and exhaust duct, blow off the powder.
2. The vacuum powder pump control system as claimed in claim 1, wherein the air inlet pipeline is connected to an air source, and the air exhaust pipeline is connected to a vacuum pumping device.
3. The vacuum powder pump control system as claimed in claim 2, wherein the air inlet pipe and the air exhaust pipe are controlled by a solenoid valve to connect or disconnect the air source and the vacuum device, respectively.
4. The vacuum powder pump control system as claimed in claim 1, wherein the first opening and closing valve and the second opening and closing valve are squeeze valves.
5. The vacuum powder pump control system as claimed in any one of claims 1 to 4, wherein the feeding ports of the powder conveying devices are connected with feeding pipes, the feeding pipes of a plurality of groups of powder conveying devices are connected in parallel to form a feeding end, the discharging ports of the powder conveying devices are connected with discharging pipes, and the discharging pipes of a plurality of groups of powder conveying devices are connected in parallel to form a discharging end.
6. The vacuum powder pump control system as claimed in claim 5, further comprising a control system electrically connected to the powder delivery devices to control the powder delivery devices to work in sequence to keep the discharge end delivering powder continuously.
7. The vacuum powder pump control system as claimed in claim 5, wherein the powder supply device is connected to the feed end, and the powder supply device is used for supplying powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711180034.3A CN107899768B (en) | 2017-11-23 | 2017-11-23 | Vacuum powder suction pump control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711180034.3A CN107899768B (en) | 2017-11-23 | 2017-11-23 | Vacuum powder suction pump control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107899768A CN107899768A (en) | 2018-04-13 |
| CN107899768B true CN107899768B (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711180034.3A Active CN107899768B (en) | 2017-11-23 | 2017-11-23 | Vacuum powder suction pump control system |
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| CN (1) | CN107899768B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112691802A (en) * | 2020-12-09 | 2021-04-23 | 广东泽亨智能科技有限公司 | Powder supply device, powder device and spraying system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5326031A (en) * | 1992-10-15 | 1994-07-05 | Nordson Corporation | Apparatus for dispensing conductive coating materials including color changing capability |
| DE102010025740A1 (en) * | 2010-06-30 | 2012-01-05 | Illinois Tool Works Inc. | Powder supply device and method for automatically cleaning a powder supply device |
| JP5692004B2 (en) * | 2011-10-31 | 2015-04-01 | ダイキン工業株式会社 | Electrostatic spraying equipment |
| CN203508243U (en) * | 2013-09-18 | 2014-04-02 | 中山市君禾机电设备有限公司 | Powder pump |
| CN204257586U (en) * | 2014-12-25 | 2015-04-08 | 上海集成电路研发中心有限公司 | A kind of reaction chamber of changeable dual chamber |
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| CN107899768A (en) | 2018-04-13 |
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