CN108855787B - Process and device for dipping plastic on inner surface of workpiece - Google Patents
Process and device for dipping plastic on inner surface of workpiece Download PDFInfo
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- CN108855787B CN108855787B CN201810853874.XA CN201810853874A CN108855787B CN 108855787 B CN108855787 B CN 108855787B CN 201810853874 A CN201810853874 A CN 201810853874A CN 108855787 B CN108855787 B CN 108855787B
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- 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
- B05C7/00—Apparatus specially designed for applying liquid or other fluent material to the inside of hollow work
- B05C7/04—Apparatus specially designed for applying liquid or other fluent material to the inside of hollow work the liquid or other fluent material flowing or being moved through the work; the work being filled with liquid or other fluent material and emptied
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- 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
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1002—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves
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- 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
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/11—Vats or other containers for liquids or other fluent materials
Abstract
The application relates to the technical field of surface plastic coating corrosion prevention, in particular to a process and a device for dipping plastic on the inner surface of a workpiece, which comprises the following steps: the device comprises a fluidization barrel, a plastic dipping pipe, a transparent pipe and a control mechanism, wherein the fluidization barrel is internally provided with plastic dipping objects, the transparent pipe is used for observing the liquid level position of the plastic dipping objects, the control mechanism is used for adjusting the internal capacity of the fluidization barrel, the first end of the plastic dipping pipe is communicated with the fluidization barrel, and the second end of the plastic dipping pipe is higher than the fluidization barrel and can be detachably communicated with a first opening of a workpiece; the transparent tube is higher than the workpiece and is capable of detachably communicating with the second opening of the workpiece. So set up, change the internal capacity of fluidization bucket through control mechanism, alright realize soaking alone the plastics to the work piece internal surface, easy and simple to handle, easily realize, improved the anticorrosive effect of work piece internal surface effectively, solve among the prior art effectively that the work piece internal surface plastic-blasting is inefficient, the poor problem of interior rotational moulding adhesion.
Description
Technical Field
The application relates to the technical field of surface plastic coating corrosion prevention, in particular to a process and a device for dipping plastic on the inner surface of a workpiece.
Background
Plastic dipping (plastic coating) is a plastic coating process. The plastic dipping can be divided into liquid plastic dipping and powder plastic dipping according to different raw materials used for plastic dipping. Plastic-dipped products have been widely used in various aspects of production and life at home and abroad, such as: clothes hangers, street lamp poles, fitness equipment, steel tables and chairs and the like for clothes in daily life.
In the prior art, the anticorrosion coating of the surface of the workpiece is mostly realized by a fluidized bed, a fluidized well and a fluidized barrel. The fluidized bed and the fluidized well can only realize the integral plastic dipping of the inner surface and the outer surface of the workpiece, and can not realize the independent plastic dipping of the inner surface of the workpiece; the fluidization bucket is assembled with a spray gun for direct plastic spraying, so that the integral plastic spraying can be realized, and the independent plastic spraying of the inner surface and the outer surface can also be realized, but the plastic spraying layer is very thin, and for workpieces with the diameter larger than 100 mm and the coating exceeding 0.6 mm, the plastic spraying efficiency is very low, and the mass production is difficult to realize. In addition, there is an internal rotational molding process in which PE powder is used as a raw material, but it is poor in adhesion, easily causes peeling, and a pipe of PE material is not suitable for hot water transfer.
Therefore, how to solve the problems that the efficiency of spraying plastic on the inner surface of a workpiece is low, the adhesion force of inner rotational molding is poor and the separate plastic dipping of the inner surface of the workpiece cannot be realized in the prior art is a key technical problem to be solved by technical personnel in the field.
Disclosure of Invention
In order to overcome the problems in the related art at least to a certain extent, the application aims to provide a process and a device for dipping plastic on the inner surface of a workpiece, which can independently dip the plastic on the inner surface of the workpiece and effectively solve the problems of low efficiency of spraying plastic on the inner surface of the workpiece and poor adhesion of inner rotational molding in the prior art.
The application provides a device is moulded to work piece internal surface soaking, including:
the fluidization barrel is internally provided with a plastic dipping object;
the device comprises a plastic dipping pipe and a transparent pipe for observing the liquid level position of a plastic dipping object, wherein the first end of the plastic dipping pipe is communicated with a fluidizing barrel, and the second end of the plastic dipping pipe is higher than the fluidizing barrel and can be detachably communicated with a first opening of a workpiece; the transparent tube is higher than the workpiece and can be detachably communicated with the second opening of the workpiece;
a control mechanism for adjusting the internal volume of the fluidization tub and enabling the flow of the dip-molded material to the interior of the dip-molded tube, the work piece and the transparent tube.
Preferably, the control mechanism comprises an annular air bag and an inflator pump for adjusting the inflation quantity of the annular air bag, and the annular air bag is arranged on the inner wall of the fluidization barrel in a surrounding mode.
Preferably, the control mechanism comprises a piston and a cylinder, the outer wall of the piston abuts against the inner wall of the fluidization barrel, the fixed end of the cylinder is connected with the fluidization barrel, and the telescopic end of the cylinder is connected with the piston and drives the piston to move.
Preferably, the fluidization barrel comprises a barrel body and a cover body used for closing the barrel body, and the first end of the plastic-impregnated pipe penetrates through the cover body.
Preferably, the second opening of the workpiece is higher than the first opening.
Preferably, the transparent tube is vertically arranged and is provided with scale marks along the axial direction.
Preferably, the device also comprises a high-pressure air pump and a spray gun which are positioned on the fluidization barrel, and the spray gun is communicated with the fluidization barrel through a high-pressure hose.
The application also provides a work piece internal surface soaks moulds technology, is based on as above work piece internal surface soak and mould the device, including:
communicating the inner cavity of the workpiece with the fluidization barrel, and adjusting the inner volume of the fluidization barrel through the control mechanism so that the plastic-impregnated material flows into the inner cavity of the workpiece and is submerged in the inner cavity.
Preferably, the method further comprises the following steps:
heating the workpiece and connecting the workpiece to the connecting ends of the plastic-impregnated tube and the transparent tube;
controlling the control mechanism to reduce the internal capacity of the fluidization barrel until the liquid level of the plastic-dipped object rises to the transparent pipe;
controlling the control mechanism to increase the internal capacity of the fluidization barrel until the liquid level of the plastic-impregnated object is lower than the workpiece;
and secondarily heating and curing the workpiece with the plastic soaked object.
Preferably, before the inner surface of the workpiece is subjected to plastic coating, the outer surface of the workpiece is coated with plastic, and the plastic coating comprises the following components:
preheating the workpiece;
spraying epoxy resin powder on the outer surface of the workpiece;
and heating and curing the workpiece adhered with the epoxy resin powder.
The technical scheme provided by the application can comprise the following beneficial effects:
the control mechanism is used for adjusting the internal capacity of the fluidization barrel, and when the control mechanism reduces the internal capacity of the fluidization barrel, the plastic dipping objects can flow into the plastic dipping pipe, the workpiece and the transparent pipe in sequence; when the control mechanism reduces the internal capacity of the fluidization barrel, the plastic-soaked objects can flow out of the transparent pipe, the workpiece and the plastic-soaked pipe in sequence and flow back into the fluidization barrel in parallel.
So set up, change the internal capacity of fluidization bucket through control mechanism, alright realize soaking alone the plastics to the work piece internal surface, easy and simple to handle, easily realize, improved the anticorrosive effect of work piece internal surface effectively, solved effectively among the prior art work piece internal surface plastic-blasting inefficiency, the poor problem of interior rotational moulding adhesion.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a block diagram of an apparatus for dip coating an interior surface of a workpiece, according to certain exemplary embodiments;
FIG. 2 is a block diagram illustrating an apparatus for coating an interior surface of a workpiece according to further exemplary embodiments.
In the figure: 1-fluidization barrel, 2-plastic-dipped tube, 3-transparent tube, 4-annular air bag, 5-inflator pump, 6-piston and 7-cylinder.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus or methods consistent with certain aspects of the application, as detailed in the claims that follow.
The specific embodiment provides a process and a device for dipping plastic on the inner surface of a workpiece, which are used for independently dipping plastic on the inner surface of the workpiece by changing the internal capacity of a fluidization barrel, and solves the problems that in the prior art, the plastic spraying efficiency of the inner surface of the workpiece is low, the adhesion force of inner rotational molding is poor, and the independent plastic dipping of the inner surface of the workpiece cannot be realized.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the contents of the invention described in the claims. The entire contents of the configurations shown in the following embodiments are not limited to those required as solutions of the inventions described in the claims.
Referring to fig. 1-2, the present embodiment provides a device for dipping plastic on the inner surface of a workpiece, comprising a fluidization barrel 1, a plastic dipping pipe 2, a transparent pipe 3 and a control mechanism, wherein a plastic dipping object is arranged in the fluidization barrel 1 and used for dipping plastic on the inner surface of the workpiece, and the plastic dipping object is preferably epoxy powder. It should be noted that fluidization refers to a phenomenon that solid particles show a fluid-like state under the action of fluid, that is, fluidization, and the fluidization barrel 1 is a device for fluidizing the plastic-impregnated substance contained therein, that is, the plastic-impregnated substance is in a fluidized state in the fluidization barrel 1.
The plastic dipping pipe 2 is provided with a first end and a second end, and the first end of the plastic dipping pipe 2 is communicated with the fluidization barrel 1 so as to ensure that plastic dipping objects in the fluidization barrel 1 can flow into the plastic dipping pipe 2; soak the level that moulds the second end of pipe 2 and be higher than fluidization bucket 1, like this, when soaking the thing and being full of fluidization bucket 1, soak the thing and can not spill by soaking plastic pipe 2, be convenient for control, in order to realize soaking the plastics to the work piece, moreover, soak the second end that moulds pipe 2 and can communicate with the first opening detachably of work piece, like this, guaranteed that the thing of soaking in fluidization bucket 1 can flow to soaking the inside of moulding pipe 2.
The transparent tube 3 is used for observing the liquid level position of the plastic-dipped object, so that the plastic dipping process of the workpiece can be conveniently controlled, wherein the horizontal position of the transparent tube 3 is higher than that of the workpiece, and the plastic-dipped object is ensured to fill the inside of the workpiece and then flows into the transparent tube 3; moreover, the transparent tube 3 can be detachably communicated with the second opening of the workpiece, so that the workpiece is communicated with the inside of the fluidization barrel 1 through a dismounting structure, and the work efficiency is favorably improved. It should be noted that the transparent tube 3 is a tube having a transparent structure, the whole transparent tube 3 may be a transparent structure, or may be a part of a transparent structure, when the transparent tube 3 is a transparent structure, the transparent structure may extend along the axial direction of the transparent tube 3, and of course, other forms may also be used.
It is understood that the workpiece has the first opening and the second opening, and is not limited to the workpiece having two openings, that is, the first opening and the second opening are not limitations on the number of openings of the workpiece and the opening sequence.
The control mechanism is used for adjusting the internal capacity of the fluidization barrel 1, and when the control mechanism reduces the internal capacity of the fluidization barrel 1, the plastic dipping objects can flow into the plastic dipping pipe 2, the workpiece and the transparent pipe 3 in sequence; when the control mechanism reduces the internal capacity of the fluidization barrel 1, the plastic-soaked objects can flow out and flow back to the inside of the fluidization barrel 1 through the transparent pipe 3, the workpiece and the plastic-soaked pipe 2 in parallel in sequence, so that the independent plastic soaking of the inner surface of the workpiece can be realized by changing the internal capacity of the fluidization barrel 1, the operation is simple and convenient, the realization is easy, and the anti-corrosion effect of the inner surface of the workpiece is effectively improved. Wherein, the control mechanism can be a swelling and shrinking structure which is positioned inside the fluidization barrel 1 and can realize self expansion and shrinkage through adjustment; the control mechanism may also be a structure capable of controlling the contraction and expansion of the sidewall of the fluidizing bucket 1, but of course, other structures are possible.
So set up, change the internal capacity of fluidization bucket 1 through control mechanism, alright realize soaking alone the plastics to the work piece internal surface, easy and simple to handle, easily realize, improved the anticorrosive effect of work piece internal surface effectively, solved effectively among the prior art work piece internal surface plastic-blasting inefficiency, the poor problem of interior rotational moulding adhesion.
In some embodiments, the control mechanism includes an annular air bag 4 and an inflator pump 5, as shown in fig. 1, the annular air bag 4 is located inside the fluidization barrel 1 and is arranged around the inner wall of the fluidization barrel 1, the annular air bag 4 is connected to the inflator pump 5 outside the fluidization barrel 1 through an inflation tube, and the inflator pump 5 is used for controlling and adjusting the inflation amount of the annular air bag 4, so as to change the internal capacity of the fluidization barrel 1.
In other embodiments, the control mechanism comprises a piston 6 and a cylinder 7, as shown in fig. 2, wherein the outer wall of the piston 6 abuts against the inner wall of the fluidization tub 1, wherein the piston 6 can be located at the top of the fluidization tub 1 or at the side of the fluidization tub 1, the internal volume of the fluidization tub 1 decreases when the piston 6 moves closer to the center of the fluidization tub 1, and the internal volume of the fluidization tub 1 increases when the piston 6 moves away from the center of the fluidization tub 1; the cylinder 7 has stiff end and flexible end, and the stiff end is connected with fluidization bucket 1 to with fixed between cylinder 7 and the fluidization bucket 1, flexible end is connected with piston 6, through the flexible effect of the flexible end of cylinder 7, in order to drive piston 6 and take place the displacement, and then change the internal capacity of fluidization bucket 1, so, this control mechanism's stable in structure, easy and simple to handle, the controlled quantity is accurate moreover.
Wherein, the second opening of work piece is higher than the first opening of work piece, like this, has both been favorable to soaking the thing backward flow of moulding, can promote the soaking effect of moulding of work piece internal surface again.
The hyaline tube 3 sets up along vertical direction, and the extending direction of hyaline tube 3 is vertical direction promptly, and in addition, is provided with the scale mark along the axial of hyaline tube 3, can be more accurately through this scale mark the condition of moulding the soaking of accuse work piece, is favorable to promoting to soak and moulds the effect to strengthen workpiece surface's corrosion resistance.
In some embodiments, the device for dipping the inner surface of the workpiece in plastic further comprises a high-pressure air pump and a spray gun, wherein the spray gun is communicated with the inside of the fluidization barrel 1 through a high-pressure hose; this high compression pump sets up on fluidization bucket 1 to can increase the pressure of fluidization bucket 1 inside, and then make inside soak the thing of moulding and be spouted by the spray gun, like this, the device both can realize the soaking of work piece internal surface and mould, can realize again that the spraying plastics to the work piece has promoted practicality and functionality.
The specific embodiment further provides a plastic dipping process for the inner surface of the workpiece, and the plastic dipping device for the inner surface of the workpiece comprises the following steps: the inner cavity of the workpiece is communicated with the fluidizing barrel 1, and the inner capacity of the fluidizing barrel 1 is adjusted by a control mechanism, so that the plastic-impregnated material flows into the inner cavity of the workpiece and is submerged in the inner cavity.
The specific implementation steps of the plastic dipping process for further covering the inner surface of the workpiece further comprise:
heating the workpiece and connecting the workpiece to the connecting ends of the plastic-impregnated tube 2 and the transparent tube 3;
controlling the control mechanism to reduce the internal capacity of the fluidization barrel 1 until the liquid level of the plastic-dipped object rises to the transparent pipe 3;
controlling the control mechanism to increase the internal capacity of the fluidizing barrel 1 until the liquid level of the plastic-dipped object is lower than the workpiece;
and secondarily heating and curing the workpiece with the plastic soaked object.
The process can be as follows: and (3) heating and curing the workpiece, taking the workpiece out of the oven, immediately performing inner surface plastic dipping processing, and putting the workpiece subjected to inner plastic dipping processing into the oven again for secondary heating and curing. Like this, because the temperature of work piece is higher, the thing is moulded in the attached soaking of the internal surface of work piece is more, is being handled through heating solidification, and then makes to soak and mould the thing and firmly paste the surface at the work piece, soaks and moulds the effect preferred.
In some embodiments, before the plastic coating of the surface of the workpiece, the outer surface of the workpiece may be coated, and the whole process flow includes:
preheating the workpiece;
spraying epoxy resin powder on the outer surface of the workpiece;
heating and curing the workpiece adhered with the epoxy resin powder;
connecting the workpiece to the connecting ends of the plastic-impregnated tube 2 and the transparent tube 3;
controlling the control mechanism to reduce the internal capacity of the fluidization barrel 1 until the liquid level of the plastic-dipped object rises to the transparent pipe 3;
controlling the control mechanism to increase the internal capacity of the fluidizing barrel 1 until the liquid level of the plastic-dipped object is lower than the workpiece;
and secondarily heating and curing the workpiece with the plastic soaked object.
So set up, the heating solidification when coating plastics with the work piece combines into a step with the heating when the work piece soaks to mould, has both reduced the step of technology, and labour saving and time saving has improved work efficiency, has still saved the required power consumption of heating the work piece, and the beautiful clothing is the energy saving not, reduces consumption, and then is favorable to promoting the cost.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.
Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.
Claims (9)
1. The utility model provides a device is moulded to work piece internal surface soaking which characterized in that, including:
the fluidization barrel (1), the inside of the fluidization barrel (1) is filled with plastic-soaked substances;
the device comprises a plastic dipping pipe (2) and a transparent pipe (3) for observing the liquid level position of the plastic dipping object, wherein the first end of the plastic dipping pipe (2) is communicated with a fluidizing barrel (1), and the second end of the plastic dipping pipe (2) is higher than the fluidizing barrel (1) and can be detachably communicated with a first opening of a workpiece; the transparent tube (3) is higher than the workpiece and can be detachably communicated with a second opening of the workpiece;
a control mechanism for adjusting the internal volume of the fluidization tub (1) and enabling the flow of the infusion to the inside of the infusion tube (2), the work piece and the transparent tube (3);
the control mechanism comprises an annular air bag (4) and an inflator pump (5) used for adjusting the inflation quantity of the annular air bag (4), and the annular air bag (4) is arranged on the inner wall of the fluidization barrel (1) in a surrounding mode.
2. The utility model provides a device is moulded to work piece internal surface soaking which characterized in that, including:
the fluidization barrel (1), the inside of the fluidization barrel (1) is filled with plastic-soaked substances;
the device comprises a plastic dipping pipe (2) and a transparent pipe (3) for observing the liquid level position of the plastic dipping object, wherein the first end of the plastic dipping pipe (2) is communicated with a fluidizing barrel (1), and the second end of the plastic dipping pipe (2) is higher than the fluidizing barrel (1) and can be detachably communicated with a first opening of a workpiece; the transparent tube (3) is higher than the workpiece and can be detachably communicated with a second opening of the workpiece;
a control mechanism for adjusting the internal volume of the fluidization tub (1) and enabling the flow of the infusion to the inside of the infusion tube (2), the work piece and the transparent tube (3);
control mechanism is including piston (6) and cylinder (7), the outer wall of piston (6) with the inner wall of fluidization bucket (1) offsets, the stiff end of cylinder (7) with fluidization bucket (1) is connected, the flexible end of cylinder (7) with piston (6) are connected, and are driven piston (6) displacement.
3. The apparatus for coating the inner surface of a workpiece with plastic according to claim 1, wherein the fluidizing barrel (1) comprises a barrel body and a cover body for closing the barrel body, and the first end of the coating dipping pipe (2) penetrates through the cover body.
4. The apparatus for coating an inner surface of a workpiece with plastic according to claim 1, wherein the second opening of the workpiece is higher than the first opening.
5. The plastic-impregnated device for the inner surface of a workpiece according to claim 1, wherein the transparent tube (3) is vertically arranged and provided with scale marks along the axial direction thereof.
6. The plastic dipping device for the inner surface of a workpiece as recited in claim 1, further comprising a high-pressure air pump and a spray gun which are positioned on the fluidization barrel (1), wherein the spray gun is communicated with the fluidization barrel (1) through a high-pressure hose.
7. The process for dip-coating the inner surface of a workpiece, which is based on the device for dip-coating the inner surface of the workpiece as claimed in any one of claims 1 to 6, comprises the following steps:
communicating the inner cavity of the workpiece with the fluidization barrel (1), and adjusting the inner volume of the fluidization barrel (1) through the control mechanism so that the plastic-impregnated material flows into the inner cavity of the workpiece and is submerged in the inner cavity.
8. The process of overmolding an interior surface of a workpiece according to claim 7, further comprising:
heating the workpiece and connecting the workpiece to the connecting ends of the plastic-impregnated tube (2) and the transparent tube (3);
controlling the control mechanism to reduce the internal volume of the fluidization tub (1) until the liquid level of the plastic-impregnated matter rises to the transparent pipe (3);
controlling the control mechanism to increase the internal volume of the fluidization tub (1) until the level of the plastic-impregnated object is lower than the workpiece;
and secondarily heating and curing the workpiece with the plastic soaked object.
9. The process of overmolding an interior surface of a workpiece according to claim 8, wherein prior to overmolding an interior surface of the workpiece, overmolding an exterior surface of the workpiece comprises:
preheating the workpiece;
spraying epoxy resin powder on the outer surface of the workpiece;
and heating and curing the workpiece adhered with the epoxy resin powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810853874.XA CN108855787B (en) | 2018-07-30 | 2018-07-30 | Process and device for dipping plastic on inner surface of workpiece |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810853874.XA CN108855787B (en) | 2018-07-30 | 2018-07-30 | Process and device for dipping plastic on inner surface of workpiece |
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| CN108855787A CN108855787A (en) | 2018-11-23 |
| CN108855787B true CN108855787B (en) | 2020-05-26 |
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| CN201810853874.XA Active CN108855787B (en) | 2018-07-30 | 2018-07-30 | Process and device for dipping plastic on inner surface of workpiece |
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| US3955532A (en) * | 1973-09-10 | 1976-05-11 | Amchem Products, Inc. | Agitation of an acidic aqueous coating composition containing dispersed particles of an organic coating-forming material |
| JPS56108560A (en) * | 1980-01-30 | 1981-08-28 | Honda Motor Co Ltd | Paint feeding apparatus in apparatus for painting inner surface of metal container |
| EP0202733A2 (en) * | 1985-02-28 | 1986-11-26 | Engelhard Corporation | Process for applying a predetermined amount of catalyst to the interior surfaces of a hollow substrate |
| KR20110064619A (en) * | 2009-12-08 | 2011-06-15 | 삼건세기(주) | Hopper and appratus of coating pipe having the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101797784B (en) * | 2010-01-22 | 2013-10-30 | 温州市珠城电气有限公司 | Full-automatic plastic dipping production line |
| CN103240131A (en) * | 2012-02-13 | 2013-08-14 | 金华欧仑催化科技有限公司 | Simple and easy coating machine for honeycomb ceramic carrier catalyst |
| CN104689434A (en) * | 2015-02-05 | 2015-06-10 | 江苏伟康洁婧医疗器械有限公司 | Impregnation equipment for plastic-dipped nose frame and use method for impregnation equipment |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3955532A (en) * | 1973-09-10 | 1976-05-11 | Amchem Products, Inc. | Agitation of an acidic aqueous coating composition containing dispersed particles of an organic coating-forming material |
| JPS56108560A (en) * | 1980-01-30 | 1981-08-28 | Honda Motor Co Ltd | Paint feeding apparatus in apparatus for painting inner surface of metal container |
| EP0202733A2 (en) * | 1985-02-28 | 1986-11-26 | Engelhard Corporation | Process for applying a predetermined amount of catalyst to the interior surfaces of a hollow substrate |
| KR20110064619A (en) * | 2009-12-08 | 2011-06-15 | 삼건세기(주) | Hopper and appratus of coating pipe having the same |
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| CN108855787A (en) | 2018-11-23 |
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Effective date of registration: 20221227 Address after: 261000 Sanjiawang Village, Gaoli Sub district Office, Hanting District, Weifang City, Shandong Province Patentee after: Weifang Chuanhai Machinery Co.,Ltd. Address before: No. 502, Unit 3, Building 50, Taiping Street Community, Furong Street, Chengguan, Weicheng District, Weifang, Shandong 261,000 Patentee before: Sun Chuanhai |