CN112221816B - A plastic chair back electrostatic spray painting system - Google Patents
A plastic chair back electrostatic spray painting systemInfo
- Publication number
- CN112221816B CN112221816B CN202011285942.0A CN202011285942A CN112221816B CN 112221816 B CN112221816 B CN 112221816B CN 202011285942 A CN202011285942 A CN 202011285942A CN 112221816 B CN112221816 B CN 112221816B
- Authority
- CN
- China
- Prior art keywords
- conductive liquid
- liquid tank
- transport line
- spraying
- drying device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B16/00—Spray booths
- B05B16/20—Arrangements for spraying in combination with other operations, e.g. drying; Arrangements enabling a combination of spraying operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
- B05B12/081—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to the weight of a reservoir or container for liquid or other fluent material; responsive to level or volume of liquid or other fluent material in a reservoir or container
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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
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
- B05B13/0264—Overhead conveying means, i.e. the object or other work being suspended from the conveying means; Details thereof, e.g. hanging hooks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C3/00—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material
- B05C3/02—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material
- B05C3/09—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating separate articles
- B05C3/10—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating separate articles the articles being moved through the liquid or other fluent material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
- B05D3/0406—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
- B05D3/0413—Heating with air
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Electrostatic Spraying Apparatus (AREA)
- Spray Control Apparatus (AREA)
Abstract
本发明涉及塑件表面加工工艺，尤其涉及一种塑料椅背静电喷漆系统，包括产品运输线，为闭环结构，所述产品运输线依次穿过产品上下线区、导电液箱、干燥装置、上漆装置、热固装置，所述产品运输线为悬挂式运输线，所述运输线上的待喷工件在经过所述导电液箱时完全浸入所述导电液箱内部的导电液中，所述导电液箱与所述干燥装置之间的产品运输线的两侧还设置有若干喷洒导电液的喷洒件，所述导电液箱与所述干燥装置之间还设置有滴水回流槽，所述滴水回流槽与所述导电液箱的出口处相连接，且所述滴水回流槽槽底倾斜斜向所述导电液箱的出口处。本发明能自动进行静电喷漆前的导电液喷洒程序，能做到使工件表面附满导电液并回收重复利用导电液的效果。
The present invention relates to a plastic part surface processing process, and in particular to an electrostatic painting system for plastic chair backs, comprising a product transport line having a closed-loop structure, wherein the product transport line sequentially passes through a product upper and lower line area, a conductive liquid tank, a drying device, a painting device, and a thermosetting device. The product transport line is a suspended transport line, and the workpiece to be sprayed on the transport line is completely immersed in the conductive liquid inside the conductive liquid tank when passing through the conductive liquid tank. A plurality of spraying parts for spraying conductive liquid are also provided on both sides of the product transport line between the conductive liquid tank and the drying device. A dripping reflux trough is also provided between the conductive liquid tank and the drying device. The dripping reflux trough is connected to the outlet of the conductive liquid tank, and the bottom of the dripping reflux trough is inclined toward the outlet of the conductive liquid tank. The present invention can automatically perform the conductive liquid spraying procedure before electrostatic painting, and can achieve the effect of making the surface of the workpiece covered with conductive liquid and recycling and reusing the conductive liquid.
Description
Technical Field
The invention relates to a plastic part surface processing technology, in particular to a plastic chair back electrostatic paint spraying system.
Background
In order to prolong the service life of the workpiece by protecting the surface of the workpiece, the effect is often realized by adopting a surface paint spraying mode in the aspect of the traditional process, and the surface paint spraying can also play a certain role in decoration, so that the surface of the workpiece is more attractive and pleasant, and the surface paint spraying technology can also achieve the special effects of sound insulation, heat dissipation, fire prevention and the like in the special field. However, the traditional paint spraying technology generally adopts the operation modes of liquid spraying, manual spraying and the like, and has the disadvantages of large paint waste amount, serious environmental pollution, unstable surface quality and the like, and along with the harshness of the eye light of frequently used tools, the development of the traditional paint spraying technology is seen at first declining tendency along with the rising of the fire speed of labor cost, a novel paint spraying mode is urgently needed to solve the problem, and the electrostatic paint spraying technology is widely applied to the surface treatment of various industries as a novel technology which is developed rapidly at home and abroad in recent years.
For example, the chinese patent application publication No. CN10490720a discloses an automatic rail type electrostatic paint spraying line, which comprises a rail and a plurality of rotatable hangers, wherein the rail is provided with an arc portion, a plurality of toggle rods are vertically arranged on the rail, the top of each rotatable hanger extends into the rail, each rotatable hanger comprises a translation rod, a rotating disc, a rotating hook, a hanging rod, a plurality of positioning covers and a plurality of oil-proof covers, the positioning covers are used for positioning the plurality of struts, the oil-proof covers are used for realizing the oil-proof function, the stability of conductive contact is ensured, so that electrostatic paint is uniformly adsorbed, the detachable hanger can hang more workpieces, the density is greatly improved, the paint utilization rate is effectively improved, the waste of raw materials is reduced, the cost is also reduced, the invention is suitable for workpieces with different specifications and has wide application range, and in addition, the detachable hanger can rotate in an infinite direction while moving by matching with the toggle rods and the toggle clamping grooves, thereby facilitating the adsorption and improving the uniformity of spraying.
Thus, the electrostatic painting technology in the technical field has been highly confirmed by manufacturers, but due to the limitation of the principle of electrostatic painting, the electrostatic painting operation is generally suitable for treating metal surfaces in general, and the electrostatic painting operation is finished under the condition that conductive solution or film is sprayed in advance for plastic parts, so that the working procedures are increased, but considering the surface quality of the electrostatic painting and the painting efficiency brought by the automation thereof, an automatic production line capable of automatically and uniformly spraying conductive solution or film is needed to be used for being combined with the electrostatic painting in the prior art to improve the production efficiency and the painting quality of the workpiece surface.
Disclosure of Invention
The invention provides a plastic chair back electrostatic paint spraying system, which solves the limitation of the requirement of conventional electrostatic paint spraying on workpiece materials to be processed, can automatically perform a conductive liquid spraying program before electrostatic paint spraying, and can achieve the effects of fully attaching conductive liquid on the surface of a workpiece and recycling the conductive liquid.
The utility model provides a plastics back of chair static paint spraying system, includes the product transportation line, the product transportation line is closed loop structure, the product transportation line passes product upper and lower line district, conducting solution case, drying device, varnishing device, thermosetting device in proper order, the product transportation line is suspension type transportation line, treat on the transportation line spout the work piece when passing through the conducting solution case completely submerge in the inside conducting solution of conducting solution case, the conducting solution case with the both sides of product transportation line between the drying device still are provided with a plurality of spraying pieces that spray the conducting solution, the conducting solution case with still be provided with the drip reflux groove between the drying device, the drip reflux groove with the exit of conducting solution case is connected, just drip reflux groove tank bottom slope the exit of conducting solution case.
In the technical scheme, the main function of the conductive liquid tank is to soak the workpiece to be sprayed, but because external factors possibly appear can cause the workpiece to be sprayed to be not covered with the conductive liquid, the spraying piece is arranged to continuously spray the workpiece to be sprayed, so that each area of the workpiece to be sprayed can be covered with the conductive liquid, the dripping reflux tank is used for collecting and recovering the conductive liquid dropped on the workpiece to be sprayed and the spraying piece is not covered with the conductive liquid on the workpiece to be sprayed, the conductive liquid in the dripping reflux tank flows back to the conductive liquid tank due to the guiding function of gravity and the inclined chute of the inclined conductive liquid tank, the conductive liquid tank has the function of recovering the conductive liquid, and the surface of the workpiece to be sprayed can be covered with the conductive liquid even if the conductive liquid tank is not provided with the conductive liquid, and the non-covered conductive liquid can be collected by the conductive liquid tank.
As the optimization of the technical scheme, the conducting liquid in the spraying part is drawn from the conducting liquid box or the raw material box through the pump body, a water level control system is arranged in the conducting liquid box, and the water level control system controls the drawing source of the conducting liquid in the spraying part through the water level condition in the conducting liquid box.
The water level control system is arranged in the conducting liquid tank, analyzes a water source drawing source of a spraying piece according to the water level condition, and finishes spraying by taking whether a workpiece to be detected is completely immersed and the highest water level of conducting liquid contained in the conducting liquid tank as a standard, when the water level in the conducting liquid tank is lower than the water level at which the workpiece to be detected can be completely immersed, the water level control system opens a valve of the conducting liquid tank, the spraying piece draws the conducting liquid from the raw material tank, meanwhile, because of the existence of a dripping reflux groove, the conducting liquid can be supplemented in the conducting liquid tank when the workpiece is sprayed, when the solution in the conducting liquid tank reaches the water level line at which the conducting liquid tank can be contained at the highest, the water level control system closes the valve of the conducting tank, opens the valve communicated with the conducting liquid tank, and the spraying piece draws the conducting liquid from the conducting liquid tank.
As a preferable mode of the above technical solution, one end face of the drying device is communicated with one end face of the thermosetting device, and a blowing member for blowing air from the thermosetting device to the drying device is provided therebetween.
The heat energy is fully utilized, and as the heat requirement of the drying device is not high, only the residual temperature of the thermosetting device for thermosetting the workpiece is needed.
Preferably, the drying device is disposed below the thermosetting device.
By adopting the technical scheme, the occupied area of the whole system is saved, and the system is easier to set in a workshop.
As the preference of above-mentioned technical scheme, the product transportation line is through inside the japanning device, the inside a plurality of electrostatic spray painting shower nozzle that is provided with of japanning device, the product transportation line in the inside annular band structure setting that is the runway for turning point around the epaxial point that electrostatic spray painting shower nozzle was located of japanning device.
By adopting the technical scheme, the movement stroke of the workpiece in the painting device is increased, and the time of the workpiece in the area near the electrostatic spray nozzle can be increased by rotating around the electrostatic spray nozzle so as to improve the painting effect.
As the optimization of the technical scheme, a leveling tunnel is arranged on the outer side of the product transportation line section between the lacquering device and the thermosetting device.
The workpiece needs to be leveled for a period of time after the paint spraying operation is completed, and the leveling needs to be performed in a closed and clean environment to prevent external factors from affecting the forming effect.
As the preferable of the technical scheme, a quick cooling area is arranged between the product winding and unwinding area and the thermosetting device.
Preferably, the conveying line is distributed in the thermosetting device in a multi-section bending manner.
By adopting the technical scheme, the movement travel of the workpiece in the thermosetting device is increased, so that the heat energy in the thermosetting device is fully utilized.
As the optimization of the technical scheme, the dripping reflux groove is arranged from the conductive liquid box to the inlet end of the drying device, and a plurality of spraying pieces are uniformly distributed on two sides of a product conveying line from the conductive liquid box to the inlet end of the drying device.
By adopting the technical scheme, the workpiece to be sprayed is ensured to be sprayed on the front surface of the drying device, continuous conductive liquid spraying can be ensured, and the paint spraying quality is further improved.
As the optimization of the technical scheme, the product conveying line is also provided with a hanging bracket for hanging the workpiece to be sprayed.
In summary, the invention has the following advantages:
1. the invention widens the application range of a full-automatic electrostatic painting assembly line, ensures that the electrostatic painting of the surface of a plastic part is more convenient, improves the quality of the surface painting of the plastic part, and has the advantages that the electrostatic painting mode of the plastic chair back and the system thereof, except that the upper part and the lower part of the plastic chair back are required to be manually taken, the rest work including the supplementation of the conductive liquid is completed through automation, the working efficiency of the painting is improved, and the environmental pollution degree of the electrostatic painting mode is low;
2. The invention uses the matching of the conductive liquid box, the drip reflux tank and the spraying piece to automatically coat the film on the surface of the plastic part, and the conductive liquid in the conductive liquid box can be replenished according to the fluctuation of the water level, so that the necessary manual operations of periodically replacing the conductive liquid used for a long time and periodically replacing the raw materials in the raw material box for replenishing the conductive liquid for the conductive liquid box are all automatic operations in the process of spraying paint;
3. the invention fully considers the setting space of the whole system, sets the workpiece movement stroke of each stage of the electrostatic painting process in an optimal mode, saves unnecessary space waste, ensures that the thermosetting device and the drying device are in a communicated structure, and can draw heat from the thermosetting device, thereby realizing the high efficiency of energy utilization.
Drawings
FIG. 1 is a schematic diagram of a system setup of an embodiment of the present application;
FIG. 2 is a schematic diagram of a water level control system in accordance with an embodiment of the present application;
Wherein, 1-product transportation line, 2-upper and lower line area, 3-conductive liquid box, 4-drying device, 5-painting device, 5.1-electrostatic spray nozzle, 6-thermosetting device, 7-raw material box, a-drip reflux tank, b-water pumping pipe, b-1-water pumping main pipe, b-2-first branch pipe, b-3-second branch pipe and c-control valve.
Detailed Description
The terms of orientation such as up, down, left, right, front, rear, front, back, top, bottom, etc. mentioned or possible in this specification are defined with respect to the configurations shown in the drawings, and the terms "inner" and "outer" refer to the relative concepts of the terms toward or away from the geometric center of a particular component, respectively, and thus may be changed accordingly depending on the location and use state of the component. These and other directional terms should not be construed as limiting terms.
The invention is further illustrated by the following examples:
Example 1:
Referring to fig. 1, the electrostatic spray painting system for the plastic chair back comprises a closed-loop product conveying line 1, a hanging bracket for hanging a workpiece to be sprayed is arranged on the product conveying line 1, an upper line area 2, a lower line area 2, a conductive liquid box 3, a drying device 4, a painting device 5 and a thermosetting device 6 are sequentially arranged on the product conveying line 1, the conductive liquid box 3 is an open-ended water storage box, conductive liquid is arranged in the upper end of the conductive liquid box, the product conveying line 1 is arranged above the conductive liquid box 3 in a downward bending mode, the workpiece to be sprayed on the hanging bracket can be completely immersed in the conductive liquid, a dripping reflux groove a for connecting the conductive liquid box 3 and the drying device 4 is arranged below a section of the product conveying line 1, a plurality of spraying pieces are uniformly arranged on two sides of the product conveying line 1 to ensure continuous wetting of the workpiece to be sprayed before the workpiece to be sprayed enters the drying device 4, and the setting of the dripping reflux groove a ensures that the workpiece to be sprayed can be completely immersed in the conductive liquid after the conductive liquid 3 and the dripping reflux groove is sprayed by the conductive liquid.
In the process of using the conductive liquid box 3, it is not difficult to find that the workpiece to be sprayed can not completely dip into the conductive liquid due to the fact that the conductive liquid level in the conductive liquid box 3 is transitionally lowered under the condition of long-time production because the workpiece to be sprayed continuously takes away the conductive liquid in the conductive liquid box 3, and the workpiece to be sprayed is uniformly arranged in a non-dipping mode although the spraying part is used for spraying the conductive liquid in a supplementary mode; referring to fig. 2, considering this point, a water level control system is disposed in the conductive liquid tank 3, and an opening is disposed at the side of the conductive liquid tank 3, the opening is connected with a water pumping pipe b, the water pumping pipe b is divided into a water pumping main pipe b-1, a first branch pipe b-2 and a second branch pipe b-3, wherein the first branch pipe b-2 is connected with the opening at the side of the conductive liquid tank 3, the second branch pipe b-3 is connected with a raw material tank 7 for extracting conductive liquid, the water pumping main pipe b is connected with the spraying member, a water pumping pump is disposed on the water pumping main pipe b-1, the junction of the first branch pipe b-2 and the second branch pipe b-3 is provided with a control valve c, the control valve c controls the spraying member to draw conductive liquid from the raw material tank 7 or from the conductive liquid tank 3, the control valve c is controlled by a regulating switch, the floating ball is connected with a regulating switch for controlling the control valve c through a connecting rod, when the conductive liquid in the conductive liquid tank 3 drops to the water level main pipe b-3, the second branch pipe b-3 is just connected with the regulating valve b when the water level of the conductive liquid is just dropped into the main pipe b-3, the spraying part is used for continuously spraying the conductive liquid on the surface of the workpiece to be sprayed and supplementing the conductive liquid in the conductive liquid box 3, when the liquid level of the conductive liquid in the conductive liquid box 3 rises to the water level which is about to overflow from the upper end of the conductive liquid box 3, the floating ball just rotates the other gear of the regulating switch, the control valve c blocks the second branch pipe b-3 to enable the first branch pipe b-2 to be directly communicated with the pumping main pipe b-1, and the conductive liquid is drawn from the conductive liquid box 3 through the pump body to be sprayed on the workpiece to be sprayed.
Referring to fig. 1 again, the drying device 4 is fixedly connected with the thermosetting device 6, and a blowing part for blowing air from the thermosetting device 6 to the drying device 4 is provided on a contact surface of the two, so as to save a workshop use area, the drying device 4 is disposed below the thermosetting device 6 in a workshop space position, so as to ensure that the workpiece can fully absorb heat in the thermosetting device 6 or the drying device 4, and the product conveying line is designed in a multi-section bending manner in the two parts, so that the workpiece has sufficient heat absorption time in the two parts.
The inside airtight spray booth that has two electrostatic spray shower nozzles 5.1 of the device 5 that paints, product transportation line 1 is in the device 5 that paints is inside is round the epaxial annular band structure setting that the turning point is the runway shape of the axis that electrostatic spray shower nozzle 5.1 was located, because the work piece after the completion of spraying paint needs a period of time to level, so product transportation line 1 outside between device 5 and the thermosetting device 6 sets up the levelling tunnel, and the work piece after the thermosetting need cool off and promote surface quality and make things convenient for the staff to take off the work piece, so be provided with quick cooling zone between product winding and unwinding district 2 and thermosetting device 6.
Example 2:
The difference from the embodiment 1 is that the water level control system in the conductive liquid tank 3 is a gravity sensor, the water level in the conductive liquid tank 3 is defined by presetting the range of the conductive liquid mass in the conductive liquid tank 3, and when the mass is lower or higher than a certain value, the gravity sensor sends out a signal to control the control valve c, so as to define the water source drawing source of the spraying member.
The embodiment 2 is more accurate than the embodiment 1, but is more costly from an economic standpoint, and can be chosen as desired by one skilled in the art in practicing the present application.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011285942.0A CN112221816B (en) | 2020-11-17 | 2020-11-17 | A plastic chair back electrostatic spray painting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011285942.0A CN112221816B (en) | 2020-11-17 | 2020-11-17 | A plastic chair back electrostatic spray painting system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112221816A CN112221816A (en) | 2021-01-15 |
| CN112221816B true CN112221816B (en) | 2025-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011285942.0A Active CN112221816B (en) | 2020-11-17 | 2020-11-17 | A plastic chair back electrostatic spray painting system |
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| CN (1) | CN112221816B (en) |
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| CN213825572U (en) * | 2020-11-17 | 2021-07-30 | 浙江安吉恒昌椅业有限公司 | Electrostatic paint spraying system for plastic chair back |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3139356B2 (en) * | 1995-12-21 | 2001-02-26 | トヨタ自動車株式会社 | Electrodeposition method |
| CN104084356B (en) * | 2014-07-23 | 2016-09-14 | 上海久日机械有限公司 | Paint environmentally-friendly coating production line |
| CN206604710U (en) * | 2017-02-17 | 2017-11-03 | 格尔德贝克（山西）法兰管件有限公司 | Flange automatic paint dipping streamline |
| CN111299047A (en) * | 2018-12-11 | 2020-06-19 | 中山市加和五金有限公司 | Spraying production line process and equipment for metal products |
| CN210333075U (en) * | 2019-01-30 | 2020-04-17 | 法尔泰氪(苏州)安全科技有限公司 | Spraying device capable of uniformly spraying flame retardant |
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2020
- 2020-11-17 CN CN202011285942.0A patent/CN112221816B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1565756A (en) * | 2003-07-09 | 2005-01-19 | 上海高雅玻璃有限公司 | Painting device of glass container |
| CN203772340U (en) * | 2014-01-03 | 2014-08-13 | 王晓涛 | Alternating filling type liquid flow measuring device |
| CN210117432U (en) * | 2019-04-27 | 2020-02-28 | 湖北澳美斯汽车零部件有限公司 | Electrophoresis tank plays groove spray set |
| CN213825572U (en) * | 2020-11-17 | 2021-07-30 | 浙江安吉恒昌椅业有限公司 | Electrostatic paint spraying system for plastic chair back |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112221816A (en) | 2021-01-15 |
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