CN114589071A - Novel backflow device for coating machine - Google Patents
Novel backflow device for coating machine Download PDFInfo
- Publication number
- CN114589071A CN114589071A CN202210350371.7A CN202210350371A CN114589071A CN 114589071 A CN114589071 A CN 114589071A CN 202210350371 A CN202210350371 A CN 202210350371A CN 114589071 A CN114589071 A CN 114589071A
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- Prior art keywords
- backflow
- fixedly connected
- box
- coating
- filter screen
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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
- B05C11/1039—Recovery of excess liquid or other fluent material; Controlling means therefor
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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
-
- 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
- B05C11/1042—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material provided with means for heating or cooling the liquid or other fluent material in the supplying means upstream of the applying apparatus
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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
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- Coating Apparatus (AREA)
Abstract
The invention discloses a novel backflow device for a coating machine, which comprises an installation frame, wherein a coating assembly is arranged in the installation frame, the bottom of the installation frame is fixedly connected with a waste liquid box, a backflow mechanism is arranged on the installation frame, the backflow mechanism comprises a circulating pump, a backflow box is communicated with the water inlet end of the circulating pump and is communicated with the waste liquid box through a connecting pipe, and the inner wall of the backflow box is fixedly connected with a filter screen; the filter screen cleaning device is characterized in that a cleaning mechanism for cleaning the filter screen is arranged in the backflow box, the cleaning mechanism comprises a partition plate fixedly connected to the bottom in the backflow box, a fixed rod is fixedly connected to the side wall of the partition plate, and two electromagnets are sleeved on the side wall of the fixed rod in a sliding mode. The invention can filter impurities in the feed liquid, thereby ensuring the cleanness of the feed liquid, improving the coating effect of the device, realizing the cleanness of the filter screen, ensuring the circulation performance of the filter screen and further ensuring the normal operation of the reflux work.
Description
Technical Field
The invention relates to the technical field of coating machines, in particular to a novel backflow device for a coating machine.
Background
The coating machine is mainly used for the surface coating process production of films, paper and the like, the coating machine coats a layer of glue, paint, ink and the like with specific functions on a coiled substrate, the substrate is dried and then wound, and in order to save resources, the existing device generally reuses feed liquid falling in the coating process through a backflow device.
However, when the conventional backflow device is used, the dropped material liquid contains impurities with certain components, and the material liquid has certain viscosity, so that the backflow channel is easily blocked, and the backflow operation is interrupted.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a novel backflow device for a coating machine.
In order to achieve the purpose, the invention adopts the following technical scheme:
a novel backflow device for a coating machine comprises an installation frame, wherein a coating assembly is arranged in the installation frame, a waste liquid box is fixedly connected to the bottom of the installation frame, a backflow mechanism is arranged on the installation frame and comprises a circulating pump, a backflow box is communicated with the water inlet end of the circulating pump and is communicated with the waste liquid box through a connecting pipe, and a filter screen is fixedly connected to the inner wall of the backflow box;
the cleaning mechanism comprises a partition plate fixedly connected to the inner bottom of the backflow box, a fixed rod is fixedly connected to the side wall of the partition plate, two electromagnets are slidably sleeved on the side wall of the fixed rod, bristles are arranged on the side walls of the two electromagnets, the inner bottom of the backflow box is elastically connected with a current conducting plate through a spring, conducting strips are fixedly embedded in the partition plate and the inner wall of the backflow box, and a through hole is formed in the side wall of the partition plate in a penetrating mode;
and an anti-caking mechanism for preventing caking of the feed liquid in the reflux box is arranged on the mounting frame.
Preferably, the coating subassembly includes two electronic slide rails of fixed connection at the installing frame inner wall, two equal sliding connection has the slider, two in the electronic slide rail the equal fixedly connected with mounting panel of slider lateral wall, two the common fixedly connected with horizontal pole of mounting panel lateral wall and movable plate, the coating roll has been cup jointed in the rotation of horizontal pole lateral wall, the inside inner chamber that is equipped with of movable plate, the inner chamber passes through the outlet end intercommunication of drain pipe and circulating pump, the inner chamber bottom intercommunication is equipped with a plurality of infiltration holes, the lateral wall is equipped with the coating brush under the movable plate.
Preferably, the anti-caking mechanism comprises two permanent magnet pieces fixedly embedded on the side wall of the installation frame, a lead frame is fixedly embedded inside the movable plate, a heat conduction barrel is fixedly connected with the side wall of the partition plate, an electric heating wire is fixedly connected in the heat conduction barrel, and the electric heating wire is electrically connected with the lead frame.
Preferably, the through hole is located the upper end of filter screen and current conducting plate, the through hole inner wall fixedly connected with waterproof ventilated membrane.
Preferably, the fixing rod is of a structure with a high middle part and two low ends, the two electromagnets are respectively located at two sides of the fixing rod, and the magnetic poles opposite to the two electromagnets are opposite poles.
Preferably, a sealing door is arranged at the bottom of the backflow tank, and a handle is arranged on the sealing door.
Preferably, the conducting plate is not in contact with the two conducting strips, and the conducting plate is in sealed sliding connection with the inner wall of the backflow box.
Preferably, the coating brush is disposed opposite to the plurality of penetration holes, and the coating brush is in contact with the upper surface of the coating roller.
The invention has the following beneficial effects:
1. compared with the prior art, the filter screen is arranged in the backflow box, so that impurities in the feed liquid can be filtered, the cleanness of the feed liquid is ensured, and the coating effect of the device is improved;
2. compared with the prior art, the cleaning mechanism is arranged, when the filter screen is blocked, the current-conducting plate moves upwards to enable the two electromagnets to be electrified and close to each other, so that impurities on the filter screen and agglomerated feed liquid can be brushed off, the filter screen is cleaned, the circulation performance of the filter screen can be ensured, and the normal operation of the backflow work is further ensured;
3. compared with the prior art, the anti-caking device is provided with the anti-caking mechanism, the wire frame is driven to move through the movement of the movable plate, so that the electric heating wire is electrified to release heat, the temperature in the backflow box is increased, the caking speed of feed liquid in the backflow box can be inhibited, the situation that the filter screen is blocked is further prevented, and the circulation performance of the filter screen is ensured.
Drawings
Fig. 1 is a schematic structural view of a novel reflow apparatus for a coater according to the present invention;
fig. 2 is a cross-sectional view of a novel reflow apparatus for a coater according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is an enlarged view of the structure at B in FIG. 3;
fig. 5 is a schematic structural diagram of a lead frame of the novel reflow apparatus for a coater according to the present invention.
In the figure: the device comprises an installation frame 1, a circulating pump 2, a liquid outlet pipe 3, an inner cavity 4, a penetration hole 5, a movable plate 6, a lead frame 7, an electric slide rail 8, a slide block 9, a reflux box 10, a permanent magnet sheet 11, a coating roller 12, an installation plate 13, a waste liquid box 14, a connecting pipe 15, a filter screen 16, an electromagnet 17, a fixed rod 18, a partition plate 19, a through hole 20, a conductive plate 21, a conductive plate 22, a heat-conducting cylinder 23 and a heating wire 24.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, a novel backflow device for a coating machine, comprising a mounting frame 1, a clip and other structures for holding a workpiece to be processed are arranged in the mounting frame 1, which is the prior art and not described herein too much, a coating assembly is arranged in the mounting frame 1, the coating assembly comprises two electric slide rails 8 fixedly connected to the inner wall of the mounting frame 1, sliders 9 are respectively and slidably connected in the two electric slide rails 8, side walls of the two sliders 9 are respectively and fixedly connected with a mounting plate 13, side walls of the two mounting plates 13 are respectively and fixedly connected with a cross bar and a movable plate 6, the side wall of the cross bar is rotatably sleeved with a coating roller 12, an inner cavity 4 is arranged in the movable plate 6, further, a pipeline for supplementing feed liquid can be arranged at the top of the inner cavity 4 in a communicating manner, a plurality of permeation holes 5 are arranged at the bottom of the inner cavity 4 in a communicating manner, a coating brush is arranged on the side wall of the movable plate 6, and is opposite to the plurality of permeation holes 5, the coating brush contacts with the upper surface of the coating roller 12, and the bottom of the mounting frame 1 is fixedly connected with a waste liquid box 14.
Be equipped with backward flow mechanism on the installing frame 1, backward flow mechanism includes circulating pump 2, inner chamber 4 passes through drain pipe 3 and circulating pump 2's play water end intercommunication, the end intercommunication of intaking of circulating pump 2 is equipped with flow-back box 10, flow-back box 10 passes through connecting pipe 15 and waste liquid box 14 intercommunication, flow-back box 10 inner wall fixedly connected with filter screen 16, flow-back box 10 bottom is equipped with the sealing door, instruments such as sealing door accessible buckle are fixed, be equipped with the handle on the sealing door, the convenient feed liquid of opening the sealing door and with inside caking takes out.
A cleaning mechanism for cleaning the filter screen 16 is arranged in the backflow box 10, the cleaning mechanism comprises a partition plate 19 fixedly connected to the bottom in the backflow box 10, a fixed rod 18 is fixedly connected to the side wall of the partition plate 19, two electromagnets 17 are sleeved on the side wall of the fixed rod 18 in a sliding manner, the fixed rod 18 is of a structure with a high middle part and two low ends, the two electromagnets 17 are respectively positioned at two sides of the fixed rod 18, the opposite magnetic poles of the two electromagnets 17 are opposite to each other, bristles are arranged on the side walls of the two electromagnets 17, the bristles on the two electromagnets 17 are made of elastic materials and can be kept to be attached to the side wall of the filter screen 16, a conductive plate 21 is elastically connected to the bottom in the backflow box 10 through a spring, the conductive plate 21 is connected with the inner wall of the backflow box 10 in a sealing and sliding manner, conductive plates 22 are fixedly embedded in the partition plate 19 and the inner wall of the backflow box 10, the conductive plate 21 is not in contact with the two conductive plates 22, and the two conductive plates 22 are connected with the two electromagnets 17 and an external power supply in series, the side wall of the partition plate 19 is provided with a through hole 20 in a penetrating manner, the through hole 20 is positioned at the upper ends of the filter screen 16 and the conductive plate 21, and the inner wall of the through hole 20 is fixedly connected with a waterproof breathable film to prevent feed liquid from entering the right end of the partition plate 19.
Be equipped with on installing frame 1 and be used for preventing the anti-caking mechanism of feed liquid caking in the case that flows back 10, anti-caking mechanism is including fixed two permanent magnetism pieces 11 of establishing at the installing frame 1 lateral wall of inlaying, and the inside fixed wire frame 7 that is equipped with that inlays of movable plate 6, 19 lateral walls fixedly connected with heat-conducting tube 23 of baffle, fixedly connected with heating wire 24 in the heat-conducting tube 23, heating wire 24 and wire frame 7 electric connection.
The invention can be illustrated by the following operating modes: when needing to wait for processing article to film, paper and coating, be vertical form with article and fix in installing frame 1 to with the laminating of coating roll 12 surface, then start electronic slide rail 8, make slider 9 reciprocate, and then drive two mounting panels 13 and reciprocate, thereby drive coating roll 12 and reciprocate, can coat the article surface with the feed liquid, and unnecessary feed liquid then can drop in waste liquid box 14.
Meanwhile, the circulating pump 2 can be started, the circulating pump 2 can suck the feed liquid in the waste liquid box 14 into the return tank 10, the feed liquid is filtered through the filter screen 16 and then conveyed into the inner cavity 4, and the feed liquid is coated on the surface of the coating roller 12 again through the permeation holes 5 and the coating brush, so that the return flow is realized, and the feed liquid is recycled.
Because the feed liquid in waste liquid box 14 contains impurity, impurity gets into can adhere to filter screen 16 surface in flow back case 10, and in addition, feed liquid itself is also more viscous, easy caking, and the feed liquid of caking also can adhere to filter screen 16 surface to lead to filter screen 16's circulation performance variation.
When filter screen 16 surface adhesion's impurity and feed liquid are too much, filter screen 16 is almost stopped up completely, at this moment, circulating pump 2 continues to work, can make conducting plate 21 move up under the effect of attraction, and contact with two conducting strips 22, thereby make two electro-magnet 17 circular telegram produce magnetism, two electro-magnet 17 inter attraction are close to simultaneously, can brush down attached to impurity and feed liquid on filter screen 16 surface, make filter screen 16 resume circulation once more, at this moment, conducting plate 21 will move down under the pulling force effect of spring, and separate with two conducting strips 22, electro-magnet 17 magnetism disappears, under self action of gravity, respectively slide to both sides, can clean filter screen 16 once more, through the aforesaid operation, can guarantee filter screen 16's circulation performance, and then guarantee the normal clear of backward flow work.
In the process that the moving plate 6 moves up and down, the lead frame 7 can cut the magnetic induction lines between the two permanent magnet pieces 11 back and forth, so that induction currents are generated, the heating wire 24 is electrified to generate heat, the temperature in the return box 10 can be gradually increased, the caking of the feed liquid in the return box 10 is inhibited, the condition that the filter screen 16 is blocked can be further prevented, and the circulation performance of the filter screen 16 is ensured.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any equivalent replacement or change according to the technical solution and the inventive concept of the present invention should be covered within the scope of the present invention.
Claims (8)
1. The utility model provides a novel reflux unit is used to coating machine, includes installing frame (1), its characterized in that: a coating assembly is arranged in the mounting frame (1), a waste liquid box (14) is fixedly connected to the bottom of the mounting frame (1), a backflow mechanism is arranged on the mounting frame (1), the backflow mechanism comprises a circulating pump (2), a backflow box (10) is communicated with a water inlet end of the circulating pump (2), the backflow box (10) is communicated with the waste liquid box (14) through a connecting pipe (15), and a filter screen (16) is fixedly connected to the inner wall of the backflow box (10);
the cleaning mechanism for cleaning the filter screen (16) is arranged in the backflow box (10), the cleaning mechanism comprises a partition plate (19) fixedly connected to the inner bottom of the backflow box (10), a fixing rod (18) is fixedly connected to the side wall of the partition plate (19), two electromagnets (17) are sleeved on the side wall of the fixing rod (18) in a sliding mode, bristles are arranged on the side walls of the two electromagnets (17), the inner bottom of the backflow box (10) is elastically connected with a conductive plate (21) through a spring, conductive plates (22) are fixedly embedded in the partition plate (19) and the inner wall of the backflow box (10), and a through hole (20) penetrates through the side wall of the partition plate (19);
and an anti-caking mechanism for preventing caking of the feed liquid in the backflow box (10) is arranged on the mounting frame (1).
2. The novel reflow apparatus for coating machines of claim 1, wherein: coating subassembly includes two electronic slide rail (8), two of fixed connection at installing frame (1) inner wall equal sliding connection has slider (9), two in electronic slide rail (8) slider (9) the equal fixedly connected with mounting panel (13) of lateral wall, two the common fixedly connected with horizontal pole of mounting panel (13) lateral wall and movable plate (6), the coating roller (12) have been cup jointed in the rotation of horizontal pole lateral wall, movable plate (6) inside is equipped with inner chamber (4), inner chamber (4) are through the play water end intercommunication of drain pipe (3) and circulating pump (2), inner chamber (4) bottom intercommunication is equipped with a plurality of infiltration holes (5), the lateral wall is equipped with the coating brush under movable plate (6).
3. The novel reflow apparatus for coating machines of claim 1, characterized in that: prevent blocking mechanism including fixed two permanent magnet pieces (11) of establishing at installing frame (1) lateral wall of inlaying, movable plate (6) inside fixed the inlaying is equipped with wire frame (7), baffle (19) lateral wall fixedly connected with heat-conducting tube (23), fixedly connected with heating wire (24) in heat-conducting tube (23), heating wire (24) and wire frame (7) electric connection.
4. The novel reflow apparatus for coating machines of claim 1, wherein: the through hole (20) is positioned at the upper ends of the filter screen (16) and the conductive plate (21), and a waterproof breathable film is fixedly connected to the inner wall of the through hole (20).
5. The novel reflow apparatus for coating machines of claim 1, wherein: the fixing rod (18) is of a structure with a high middle part and two low ends, the two electromagnets (17) are respectively positioned on two sides of the fixing rod (18), and the opposite magnetic poles of the two electromagnets (17) are heteropolarity.
6. The novel reflow apparatus for coating machines of claim 1, wherein: the bottom of the backflow box (10) is provided with a sealing door, and a handle is arranged on the sealing door.
7. The novel reflow apparatus for coating machines of claim 1, wherein: the current conducting plate (21) is not in contact with the two current conducting plates (22), and the current conducting plate (21) is in sealed sliding connection with the inner wall of the backflow box (10).
8. The novel reflow apparatus for coating machines of claim 2, wherein: the coating brush is arranged opposite to the plurality of penetration holes (5) and is in contact with the upper surface of the coating roller (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210350371.7A CN114589071B (en) | 2022-04-04 | 2022-04-04 | Novel backflow device for coating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210350371.7A CN114589071B (en) | 2022-04-04 | 2022-04-04 | Novel backflow device for coating machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114589071A true CN114589071A (en) | 2022-06-07 |
| CN114589071B CN114589071B (en) | 2022-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210350371.7A Active CN114589071B (en) | 2022-04-04 | 2022-04-04 | Novel backflow device for coating machine |
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| CN (1) | CN114589071B (en) |
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| Title |
|---|
| 王华勇等: "平整辊抛丸毛化机除尘系统改造", 《机械研究与应用》 * |
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| Publication number | Publication date |
|---|---|
| CN114589071B (en) | 2022-12-13 |
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