CN110789059B - Anti-seepage treatment method for drainage joint of water receiving tray for air conditioner - Google Patents
Anti-seepage treatment method for drainage joint of water receiving tray for air conditioner Download PDFInfo
- Publication number
- CN110789059B CN110789059B CN201911074197.2A CN201911074197A CN110789059B CN 110789059 B CN110789059 B CN 110789059B CN 201911074197 A CN201911074197 A CN 201911074197A CN 110789059 B CN110789059 B CN 110789059B
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- CN
- China
- Prior art keywords
- joint
- drainage
- water pan
- waterproof layer
- polystyrene foam
- 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 18
- 229920006327 polystyrene foam Polymers 0.000 claims abstract description 25
- 238000000465 moulding Methods 0.000 claims abstract description 21
- 238000004026 adhesive bonding Methods 0.000 claims abstract description 17
- 239000003292 glue Substances 0.000 claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 239000000853 adhesive Substances 0.000 claims description 12
- 230000001070 adhesive effect Effects 0.000 claims description 12
- 239000004831 Hot glue Substances 0.000 claims description 11
- 238000003825 pressing Methods 0.000 claims description 9
- 239000004793 Polystyrene Substances 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- 229920005669 high impact polystyrene Polymers 0.000 claims description 3
- 239000004797 high-impact polystyrene Substances 0.000 claims description 3
- 238000007781 pre-processing Methods 0.000 claims description 3
- 238000003672 processing method Methods 0.000 claims description 3
- 239000012943 hotmelt Substances 0.000 claims description 2
- 239000006260 foam Substances 0.000 abstract description 8
- 101150006573 PAN1 gene Proteins 0.000 description 2
- 238000010009 beating Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
Abstract
The invention discloses an anti-seepage treatment method for a drainage joint of a water pan for an air conditioner, which comprises the water pan which is molded into a whole, wherein the water pan consists of polystyrene foam, a waterproof layer and the drainage joint, and is characterized in that: the method comprises the following steps of gluing and sealing a drainage connector before molding, molded polystyrene foam and a waterproof layer and the drainage connector, wherein the concrete treatment method comprises the following steps: pretreatment before molding and glue filling treatment of a product after molding. The invention can improve the torsion moment of the foam water nozzle of the water pan by pretreating the drainage joint before production, and can effectively avoid water seepage and water leakage by gluing the joint of the polystyrene foam and the drainage joint and the joint of the waterproof layer and the drainage joint after production.
Description
The technical field is as follows:
the invention relates to the field of water receiving trays for air conditioners, in particular to an anti-seepage treatment method for a drainage joint of the water receiving tray for the air conditioner.
Background art:
in the production process of the water pan foam, the water pan foam is formed by molding polystyrene foam (EPS), a waterproof layer (made of HIPS or ABS) and a drainage connector (made of PS or ABS/PBT), and the common method is that a water nozzle is placed on a fixed mold, then mold closing, material feeding, heating and cooling are carried out, after mold opening is carried out, a plastic suction layer is placed on a movable mold, mold closing, heating and cooling are carried out again, and a water pan foam product is obtained after mold opening is carried out. The process has the following disadvantages:
1. the polystyrene foam is not firmly adhered to the drainage joint, is easy to loosen and is easy to leak water
2. The joint of the polystyrene foam and the drainage joint of the water pan foam product is easy to have water seepage and water leakage.
3. The water seepage and water leakage phenomena are easy to occur at the joint of the waterproof layer and the drainage joint of the foam product of the water pan.
The invention content is as follows:
the invention aims to make up for the defects of the prior art, provides an anti-seepage treatment method for a drainage joint of a water receiving tray for an air conditioner, and solves the problems that the drainage joint is easy to loosen and is easy to leak and seep water.
The invention is realized by the following technical scheme:
an anti-seepage processing method for a drainage joint of a water pan for an air conditioner comprises the water pan which is molded into a whole, wherein the water pan consists of polystyrene foam, a waterproof layer and the drainage joint, and is characterized in that: the method comprises the following steps of gluing and sealing a drainage connector before molding, molded polystyrene foam and a waterproof layer and the drainage connector, and specifically comprises the following steps:
(1) pretreatment before molding
Firstly, preprocessing a drainage connector, gluing hot melt adhesive in annular clamping grooves on two step surfaces of a clamping and fixing end of the drainage connector by a manual or mechanical arm, wherein gluing is performed at intervals, the distribution and glue amount of gluing points are required to be capable of filling one circle of the annular clamping groove, the glued drainage connector is clamped to a drainage connector mounting hole of a molding and forming die during molding production, and hot melt glue is heated and melted during molding, so that polystyrene foam and the drainage connector are tightly adhered together;
(2) and the glue filling treatment of the product after molding
After the water pan is molded, taking out the product, manually or by an auxiliary device, processing the joint between the waterproof layer at the inner side of the water pan and the inner side of the drainage connector by using an electric knife, wherein a certain gap is left between the waterproof layer and the inner side of the drainage connector due to the polystyrene foam, then fixedly mounting the product on a rotary clamping tool, and performing circumferential hot melt adhesive treatment along the gap by rotating the product, wherein the joint is completely covered by the adhesive amount during adhesive application;
and finally, processing the joint of the polystyrene foam and the drainage connector on the outer side of the water receiving tray, and applying hot melt adhesive along the joint in the circumferential direction by rotating the rotary clamping tool, wherein the joint is completely covered by the adhesive amount during adhesive applying.
The drainage connector is made of PS or ABS/PBT, and the waterproof layer is made of HIPS or ABS.
The rotary clamping tool comprises a base, two sides of the base are provided with a left support and a right support which are symmetrically arranged, a rotating frame is erected between the left support and the right support and is of a hollow frame-shaped structure, two ends of the rotating frame are rotatably installed through a rotating shaft and the left support and the right support respectively, a pressing plate and a top plate which correspond to each other are installed in the rotating frame of the frame-shaped structure, the pressing plate and the top plate are clamped and loosened to be driven through cylinders corresponding to the pressing plate respectively, and the rotating frame is driven by a motor at the end part of the rotating shaft on one side of the rotating frame.
Guide rods are arranged on two sides of the pressing plate, and guide holes for the guide rods to penetrate through are formed in the upper beam of the frame-shaped rotating frame.
The invention has the advantages that:
the invention can improve the torsion moment of the foam water nozzle of the water pan by pretreating the drainage joint before production, and can effectively avoid water seepage and water leakage by gluing the joint of the polystyrene foam and the drainage joint and the joint of the waterproof layer and the drainage joint after production.
Description of the drawings:
fig. 1 is a schematic structural view of a drain connector.
Fig. 2 is a schematic structural view of a water-receiving tray product.
Fig. 3 is a schematic structural view of the rotary clamping tool.
The specific implementation mode is as follows:
see the drawings.
An anti-seepage processing method for a drainage joint of a water pan for an air conditioner comprises the water pan 1 which is molded into a whole, wherein the water pan 1 consists of polystyrene foam 2, a waterproof layer 3 and a drainage joint 4, and is characterized in that: the method comprises the following steps of gluing and sealing the drainage connector 4 before molding, the molded polystyrene foam and the space between the waterproof layer 3 and the drainage connector 4, wherein the concrete treatment method comprises the following steps:
(1) pretreatment before molding
Firstly, preprocessing a drainage connector 4, gluing hot melt adhesive in annular clamping grooves 5 on two step surfaces of a clamping and fixing end of the drainage connector 4 by a manual or mechanical arm, wherein gluing is performed at intervals, the distribution and glue amount of gluing points are required to be enough to fill one circle of the annular clamping groove, the glued drainage connector is clamped to a drainage connector mounting hole of a molding and forming die during molding production, and the hot melt adhesive is heated and melted during molding, so that polystyrene foam and the drainage connector are tightly adhered together;
(2) and the glue filling treatment of the product after molding
After the water pan is molded, taking out the product, manually or by an auxiliary device, processing the joint between the waterproof layer 3 and the inner side of the drainage connector 4 on the inner side of the water pan by using an electric knife, wherein a certain gap is left between the waterproof layer and the drainage connector because polystyrene foam is arranged between the waterproof layer and the drainage connector, then fixedly mounting the product on a rotary clamping tool, and performing circumferential hot melt adhesive processing on the product along the gap by rotating the product, wherein the joint is completely covered by the adhesive amount during adhesive application;
and finally, treating the joint of the polystyrene foam 2 and the drainage connector 4 on the outer side of the water receiving tray, and applying hot melt adhesive along the joint in the circumferential direction by rotating the rotary clamping tool, wherein the joint is completely covered by the adhesive amount during adhesive applying.
Rotatory centre gripping frock including base 6, the both sides of base 6 are equipped with left and right support 7, 8 that the bisymmetry set up, it has revolving rack 9 to erect between left and right support 7, 8, revolving rack 9 is hollow frame shape structure, the installation is rotated through pivot and left and right support 7, 8 respectively at the both ends of revolving rack 9, install mutual corresponding clamp plate 10 and roof 11 in the revolving rack 9 of frame shape structure, the centre gripping of clamp plate 10 and roof 11 with loosen respectively through the cylinder 12 drive that clamp plate 10 corresponds, and the rotation of revolving rack 9 is driven by the motor 13 of the pivot tip of its one side.
The principle is as follows: through the preliminary treatment to drainage joint before the production, can improve the torsional moment of water collector foam water injection well choke, through beating the processing of gluing to polystyrene foam and drainage joint junction, waterproof layer and drainage joint junction after the production is accomplished, make polystyrene foam, waterproof layer and drainage joint junction can be intact be in the same place through using the hot melt adhesive, increase drainage joint's embedding intensity, avoid infiltration to leak, influence the complete machine quality.
Through rotatory centre gripping frock, when beating the product and glue, directly place the product on the roof, then drive the clamp plate downstream through the cylinder on the revolving rack upper beam, the centre gripping compresses tightly the product on the roof, treat the product and press from both sides tight fixed back, it rotates to drive the revolving rack through the motor drive pivot, thereby make the product rotate, thereby make things convenient for manual work or robotic arm to beat to glue on the circumferencial direction between drainage joint and polystyrene foam and waterproof layer, do not need artifical manual upset product, can guarantee to beat quality and speed of gluing, the operation requirement has been satisfied.
Claims (4)
1. An anti-seepage processing method for a drainage joint of a water pan for an air conditioner comprises the water pan which is molded into a whole, wherein the water pan consists of polystyrene foam, a waterproof layer and the drainage joint, and is characterized in that: the method comprises the following steps of gluing and sealing a drainage connector before molding, molded polystyrene foam and a waterproof layer and the drainage connector, and specifically comprises the following steps: (1) pretreatment before molding: firstly, preprocessing a drainage connector, gluing hot melt adhesive in annular clamping grooves on two step surfaces of a clamping and fixing end of the drainage connector by a manual or mechanical arm, wherein gluing is performed at intervals, the distribution and glue amount of gluing points are required to be capable of filling one circle of the annular clamping groove, the glued drainage connector is clamped to a drainage connector mounting hole of a molding and forming die during molding production, and hot melt glue is heated and melted during molding, so that polystyrene foam and the drainage connector are tightly adhered together; (2) and (3) glue filling treatment of the molded product: after the water pan is molded, taking out the product, manually or by an auxiliary device, processing the joint between the waterproof layer at the inner side of the water pan and the inner side of the drainage connector by using an electric knife, wherein a certain gap is left between the waterproof layer and the inner side of the drainage connector due to the polystyrene foam, then fixedly mounting the product on a rotary clamping tool, and performing circumferential hot melt adhesive treatment along the gap by rotating the product, wherein the joint is completely covered by the adhesive amount during adhesive application; and finally, processing the joint of the polystyrene foam and the drainage connector on the outer side of the water receiving tray, and applying hot melt adhesive along the joint in the circumferential direction by rotating the rotary clamping tool, wherein the joint is completely covered by the adhesive amount during adhesive applying.
2. The anti-leakage treatment method for the drainage joint of the water pan for the air conditioner as claimed in claim 1, wherein the method comprises the following steps: the waterproof layer is made of HIPS or ABS, and the drainage joint is made of PS or ABS/PBT.
3. The anti-leakage treatment method for the drainage joint of the water pan for the air conditioner as claimed in claim 1, wherein the method comprises the following steps: the rotary clamping tool comprises a base, two sides of the base are provided with a left support and a right support which are symmetrically arranged, a rotating frame is erected between the left support and the right support and is of a hollow frame-shaped structure, two ends of the rotating frame are rotatably installed through a rotating shaft and the left support and the right support respectively, a pressing plate and a top plate which correspond to each other are installed in the rotating frame of the frame-shaped structure, the pressing plate and the top plate are clamped and loosened to be driven through cylinders corresponding to the pressing plate respectively, and the rotating frame is driven by a motor at the end part of the rotating shaft on one side of the rotating frame.
4. The anti-leakage treatment method for the drainage joint of the water pan for the air conditioner as claimed in claim 3, wherein: guide rods are arranged on two sides of the pressing plate, and guide holes for the guide rods to penetrate through are formed in the upper beam of the rotating frame of the frame structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911074197.2A CN110789059B (en) | 2019-11-06 | 2019-11-06 | Anti-seepage treatment method for drainage joint of water receiving tray for air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911074197.2A CN110789059B (en) | 2019-11-06 | 2019-11-06 | Anti-seepage treatment method for drainage joint of water receiving tray for air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110789059A CN110789059A (en) | 2020-02-14 |
| CN110789059B true CN110789059B (en) | 2021-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911074197.2A Active CN110789059B (en) | 2019-11-06 | 2019-11-06 | Anti-seepage treatment method for drainage joint of water receiving tray for air conditioner |
Country Status (1)
| Country | Link |
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| CN (1) | CN110789059B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH066311B2 (en) * | 1988-02-18 | 1994-01-26 | 株式会社池田硝子工業所 | Method of manufacturing plate-shaped body with molding or holder |
| CN101992525A (en) * | 2009-08-20 | 2011-03-30 | 巨腾国际控股有限公司 | Embedded molding method for casing |
| CN102672883A (en) * | 2012-06-11 | 2012-09-19 | 高密市利昌劳保用品工贸有限公司 | Method for producing rubber coating of protective gloves |
| CN103587032A (en) * | 2012-08-15 | 2014-02-19 | 汉达精密电子(昆山)有限公司 | Glass surface treatment method and product thereof |
| CN104339533B (en) * | 2014-09-29 | 2017-01-11 | 芜湖市伟华泡塑有限公司 | Automatic feeding and processing device of foam-plastic water receiving pan for cabinet air conditioner |
| CN106584759A (en) * | 2016-11-17 | 2017-04-26 | 东莞万德电子制品有限公司 | Composite type silica gel product for head-mounted equipment and preparation method for composite type silica gel product |
| CN207999931U (en) * | 2018-01-23 | 2018-10-23 | 三菱重工海尔(青岛)空调机有限公司 | A kind of air-conditioning drip tray of resistance to greasy dirt corrosion |
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| CN110789059A (en) | 2020-02-14 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A method of anti leakage treatment for drain joint of water tray for air conditioner Effective date of registration: 20221117 Granted publication date: 20210713 Pledgee: Bank of Communications Ltd. Anhui branch Pledgor: ANHUI AIKE PLOYFOAM & PLASTIC PRODUCTS Co.,Ltd. Registration number: Y2022980022049 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20210713 Pledgee: Bank of Communications Ltd. Anhui branch Pledgor: ANHUI AIKE PLOYFOAM & PLASTIC PRODUCTS Co.,Ltd. Registration number: Y2022980022049 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |