CN109295667B - Washing machine observation window and observation window processing die - Google Patents
Washing machine observation window and observation window processing die Download PDFInfo
- Publication number
- CN109295667B CN109295667B CN201710607319.4A CN201710607319A CN109295667B CN 109295667 B CN109295667 B CN 109295667B CN 201710607319 A CN201710607319 A CN 201710607319A CN 109295667 B CN109295667 B CN 109295667B
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- China
- Prior art keywords
- observation window
- inner frame
- frame
- middle frame
- window glass
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/12—Casings; Tubs
- D06F39/14—Doors or covers; Securing means therefor
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- 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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/778—Windows
Abstract
The invention relates to an observation window of a washing machine and an observation window processing die, which comprise a middle frame, an inner frame and observation window glass, and are characterized in that: the observation window glass is arranged between the middle frame and the inner frame, and the observation window glass is clamped and fixed after the middle frame and the inner frame are welded. The invention welds the middle frame and the inner frame into a whole by hot plate welding, and the glass is clamped in the middle frame, and the surface of the inner frame becomes a single smooth surface, thereby being beautiful and elegant and convenient to clean. And because the observation window is a sealed space, the generation of the fog of the observation window can be reduced.
Description
Technical Field
The invention relates to an observation window, in particular to a washing machine observation window and an observation window processing die.
Background
With the continuous upgrading of the market competition of the household electrical industry and the continuous promotion of the fine requirement of the appearance of the product: appearance effect, assembly and the like are continuously improved, and new processes are urgently needed to be innovated to improve and upgrade products.
The observation window door module of the drum-type clothes-swimming machine belongs to an appearance part and is a main experience part for a user, and the observation window structure of the existing washing machine adopts a mode of fixing an inner frame and a middle frame by screws, clamping glass and adding a decorative cover. Has the defects of uneven appearance, easy dirt storage, difficult cleaning, poor manual assembly consistency and the like.
Disclosure of Invention
The invention mainly aims to solve the technical problems in the prior art and provides the washing machine observation window which is simple in appearance, free of screws and easy to clean.
Another object of the invention is to provide an observation window processing die.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the observation window of the washing machine comprises a middle frame, an inner frame and observation window glass, wherein the observation window glass is arranged between the middle frame and the inner frame, and the observation window glass is clamped and fixed after the middle frame and the inner frame are welded.
Furthermore, the middle frame and the inner frame are welded and fixed through a hot plate.
Furthermore, the inner frame is provided with inner frame welding ribs for welding with the middle frame, and the middle frame welding ribs are arranged at the corresponding positions of the middle frame.
Furthermore, the inner frame welding ribs and the middle frame welding ribs are arranged in two circles, and connecting ribs are arranged between the two circles of inner frame welding ribs.
Furthermore, the inner frame extends to form an extension part for overlapping the edge of the observation window glass, an inner frame clamping part is arranged on the extension part, and a middle frame clamping part is arranged at the corresponding position of the middle frame.
The inner frame clamping part is positioned at the bottom of the observation window glass. In order to limit the horizontal displacement of the observation window glass, a limiting ring is further arranged on the extending part, and the periphery of the limiting ring is arranged outside the edge of the observation window glass.
The side of the inner frame, which is far away from the observation window glass, extends upwards, and the decoration frame extends downwards at the position to wrap the inner frame, so that the welded observation window has good sealing performance.
Further, a groove for limiting the degree of freedom of rotation of the observation window glass is provided on the extended portion, and a projection for engaging with the groove is provided at a corresponding position of the observation window glass.
Further, a decorative frame is fixed on the inner frame, and in order to make the observation window more beautiful and prevent dust from entering, one end of the decorative frame close to the observation window glass is in contact with the observation window glass.
Further, an observation window screen is arranged on the decoration frame.
Furthermore, a positioning part for positioning during processing is arranged on the inner frame.
The other technical scheme of the invention is as follows:
an observation window processing die for processing an observation window of a washing machine comprises an upper cold die, a lower cold die and a lower cold die, wherein the upper cold die is used for hoisting and fixing a middle frame and pressing and welding the middle frame;
the lower cooling die is used for positioning and fixing the inner frame;
the hot plate is used for melting the welding surfaces of the middle frame and the inner frame;
the controller is used for controlling the strokes of the upper cold die, the lower cold die and the hot plate to realize the hot plate welding of the middle frame and the inner frame;
the lower cold die is provided with a positioning column matched with the positioning part of the inner frame, and the upper cold die is provided with a grabbing part for grabbing and fixing the middle frame.
In summary, the observation window of the washing machine and the observation window processing die are characterized in that the middle frame and the inner frame are welded into a whole through hot plate welding, glass is clamped in the middle, and the surface of the inner frame is a single smooth surface, so that the observation window is attractive and elegant, and is convenient to clean. And because the observation window is a sealed space, the generation of the fog of the observation window can be reduced.
Drawings
FIG. 1 is a schematic view of the structure of the observation window of the present invention;
FIG. 2 is a cross-sectional view taken along plane A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;
fig. 4 is a schematic structural view of the viewing window processing mold of the present invention.
As shown in fig. 1 to 4, a middle frame 1, a middle frame welding rib 1-1, a middle frame clamping part 1-2, an inner frame welding rib 2-1, an extension part 2-2, an inner frame clamping part 2-3, a limiting ring 2-4, an insert fixing part 2-5, a limiting groove 2-6, an observation window glass 3, a decoration frame 4, an observation window screen 5, an upper cold die 6, a lower cold die 7 and a hot plate 8.
Detailed Description
The invention is described in further detail below with reference to the following detailed description and accompanying drawings:
in order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 3, the observation window of the washing machine of the invention mainly comprises a middle frame 1, an inner frame 2, an observation window glass 3 and a decoration frame 4, wherein the observation window glass 3 is arranged between the middle frame 1 and the inner frame 2.
The middle frame 1 and the inner frame 2 are fixed by welding, and the observation window glass 3 is clamped and fixed after the middle frame 1 and the inner frame 2 are welded. In the present embodiment, the inner frame 1 and the inner frame 2 are fixed by hot plate welding.
The middle frame 1 and the inner frame 2 are welded into a whole through hot plate welding, glass is clamped in the middle, and the surface of the inner frame is a single smooth surface, so that the glass is attractive and elegant, and is convenient to clean.
The inner frame 2 is provided with inner frame welding ribs 2-1, the inner frame welding ribs 2-1 are used for welding with the middle frame 1, the middle frame welding ribs 1-1 are arranged at corresponding positions of the middle frame 1, and the middle frame welding ribs 1-1 are in contact with the inner frame welding ribs 2-1 and are welded and fixed.
In order to improve the welding strength, the middle frame welding rib 1-1 and the inner frame welding rib 2-1 are arranged in two circles, and meanwhile, in order to reinforce the inner frame welding rib 2-1, a connecting rib (not shown in drawing) is arranged between the two circles of the inner frame welding ribs 2-1.
An extension 2-2 extends from the inner frame 2 on the side adjacent to the viewing pane 3, the outer edge of the viewing pane 3 overlapping the extension 2-2.
In order to make the clamping more tight, an inside frame clamping part 2-3 is provided on the extension part 2-2, the inside frame clamping part 2-3 being located at the bottom of the observation window glass 3. In order to limit the horizontal displacement of the observation window glass 3, a spacing ring 2-4 is also arranged on the extension part 2-2, and the circumference of the spacing ring 2-4 is arranged outside the edge of the observation window glass 3.
The side of the inner frame 2 remote from the viewing pane 3 extends upwardly and the trim frame 4 extends downwardly at this location to wrap the inner frame 2 so that the welded window has good sealing properties.
One side of the middle frame 1, which is close to the observation window glass 3, is provided with a middle frame clamping part 1-2, the position of the middle frame clamping part 1-2 corresponds to that of the inner frame clamping part 2-3, and after the middle frame 1 and the inner frame 2 are welded, the middle frame clamping part 1-2 and the inner frame clamping part 2-3 clamp the observation window glass 3.
After the observation window glass 3 is placed in the inner frame 2, in order to restrict the freedom of rotation of the observation window glass 3 in the vertical direction, a groove (not shown) is provided in the extending portion 2-2, a projection which is fitted into the groove is provided at a position corresponding to the observation window glass 3, and the observation window glass 3 and the inner frame 2 can be positioned after the projection is fitted into the groove.
In order to accurately position the middle frame 1 and the inner frame 2, a plurality of inner frame positioning columns (not shown in the figure) are arranged on the inner frame 2 and are matched with positioning holes arranged on the middle frame 1, the positioning function is achieved when the middle frame 1 is preset on the inner frame 2, the upper cold die 6 can be conveniently grabbed during processing, and the processing precision is improved.
A decoration frame 4 is fixed on the inner frame 2, and the decoration frame 4 is clamped and fixed on the inner frame 2. To make the viewing window more aesthetically pleasing and to prevent dust from entering, the end of the bezel 4 near the viewing window 3 is in contact with the viewing window 3. In order to enhance the fixing strength of the decoration frame 4, a snap is provided at one end of the decoration frame 4 close to the observation window glass 3 to be inserted between the middle frame 1 and the observation window glass 3.
An observation window screen 5 is arranged on the surface of the decorative frame 4, and the observation window screen 5 is buckled on the decorative frame 4.
The inner frame 2 is provided with a positioning portion for fixing and positioning with the lower cold die 7 during processing. The positioning part comprises two parts, one part is an insert fixing part 2-5, the other part is a limiting groove 2-6, the insert fixing part 2-5 is arranged on one side of the inner frame 2, and the limiting groove 2-6 is arranged on the opposite side of the insert fixing part 2-5.
An insert fixing hole is formed in the lower cold die 7, the insert is fixed on the lower cold die, a hole for inserting the insert is formed in the insert fixing portion 2-5, and the insert and the inner frame 2 are fixed through a fixing piece at the top of the hole.
Two strip-shaped positioning strips are arranged on the lower cold die 7 and correspond to the limiting grooves 2-6, and when the inner frame 2 is placed on the lower cold die 7, the positioning strips are embedded into the limiting grooves 2-6, so that the positioning of the inner frame 2 is realized, and the processing precision is ensured.
The utility model provides an observation window mold processing for processing above-mentioned washing machine observation window, mainly includes frame, last chill 6, lower chill 7, hot plate 8, controller etc..
The frame is in a frame form and is provided with a fixing structure of an upper cold mould 6, a fixing structure of a lower cold mould 7 and a fixing structure of a hot plate 8.
The upper cold die 6 is used for hoisting and fixing the middle frame 1 and pressing and welding the middle frame 1. And a grabbing part for grabbing and fixing the middle frame 1 is arranged on the upper cold die 6, in the embodiment, the grabbing part is a plurality of barbs, holes into which the barbs are inserted are arranged at corresponding positions on the middle frame 1, the upper cold die 6 moves downwards, the barbs are inserted into the holes, and the barbs are fixed after the upper cold die 6 rotates.
The lower cold die 7 is used for positioning and fixing the inner frame 2, a hole through which the observation window glass 3 passes is formed in the center of the lower cold die 7, and the inner frame 2 is placed on the lower cold die 7. The lower cooling die 7 is provided with a positioning column matched with the positioning part of the inner frame 2, in the embodiment, the positioning column comprises the positioning strip and the insert block, and the middle frame 2 is positioned and fixed through the positioning strip and the insert block on the lower cooling die 7.
The hot plate 8 is used for melting the welding surface of the middle frame 1 and the inner frame 2, the hot plate 8 is electrified and heated by an electric heating pipe, the temperature controller controls the temperature range, the temperature can be automatically adjusted after being set, and a user can adjust the welding temperature according to the requirements of a plastic process.
The controller is used for controlling the strokes of the upper cold die 6, the lower cold die 7 and the hot plate 8 to realize the hot plate welding of the middle frame 1 and the inner frame 2. The inner frame 2, the observation window glass 3 and the middle frame 1 are sequentially arranged on the lower cooling die 7, wherein the inner frame 2 and the lower cooling die 7 are positioned and fixed, the observation window glass 3 and the inner frame 2 are positioned by being embedded into the grooves through protrusions, and the middle frame 1 is positioned by positioning columns arranged on the inner frame 2. After the positioning is finished, the upper cold die 6 descends, the middle frame 1 is fixed through the grabbing part and lifted up along with the ascending of the upper cold die 6, the controller controls the hot plate 8 to drive the cylinder to advance forwards and backwards to a specified position under the assistance of the servo motor, controls the servo motor to push the upper cold die 6 to descend again, controls the hot plate 8 to descend downwards, enables the welding surfaces of the middle frame 1 and the inner frame 2 to be in contact with the hot plate 8, enables the surfaces of the middle frame 1 and the inner frame 8 to be melted, then enables the upper cold die 6 to ascend to rapidly withdraw the hot plate 8, controls the upper cold die 6 to descend again, enables the middle frame 1 and the inner frame 2 to be rapidly pressed and connected together under the action of the servo motor, enables the welding surfaces to be rapidly fused and solidified into a whole, and welding is finished.
The hot plate 8 adopts a servo motor to drive the cylinder to assist the forward and backward propelling movement, and is stable, reliable and convenient to use. The processing precision and efficiency are effectively improved by optimizing the structures of the lower cold die 7, the inner frame 2, the observation window glass 3 and the middle frame 1, particularly arranging relevant positioning parts. The washing machine observation window produced by the processing mould is welded into a whole, the glass clamps the observation window, and the surface of the inner frame becomes a single smooth surface, so that the washing machine observation window is attractive and elegant, and is convenient to clean. And because the observation window is a sealed space, the generation of the fog of the observation window can be reduced.
Similar solutions can be derived from the solution given in the figures, as described above. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides a washing machine observation window, includes center, inside casing and observation window glass, its characterized in that: the observation window glass is arranged between the middle frame and the inner frame, and the observation window glass is clamped and fixed after the middle frame and the inner frame are welded;
an extension part for overlapping the edge of the observation window glass extends out of the inner frame, an inner frame clamping part is arranged on the extension part, and a middle frame clamping part is arranged at the corresponding position of the middle frame;
a groove for limiting the rotation freedom degree of the observation window glass is arranged on the extending part, and a bulge matched with the groove is arranged at the corresponding position of the observation window glass;
a decorative frame is fixed on the inner frame, and one end of the decorative frame, which is close to the observation window glass, is in contact with the observation window glass; one side of the inner frame, which is far away from the observation window glass, extends upwards, and the decoration frame extends downwards at the position to wrap the inner frame; one end of the decorative frame close to the observation window glass is provided with a buckle inserted between the middle frame and the observation window glass; an observation window screen is arranged on the decorative frame;
the inner frame is provided with a positioning part which is used for being matched with an observation window processing die during processing, the positioning part comprises an insert fixing part and a limiting groove, the insert fixing part is arranged on one side of the inner frame, and the limiting groove is arranged on the opposite side of the insert fixing part;
the observation window machining die comprises a lower cold die, wherein the lower cold die is provided with an insert corresponding to the insert fixing part and a positioning strip corresponding to the limiting groove.
2. A washing machine inspection window according to claim 1, wherein: the middle frame and the inner frame are welded and fixed through a hot plate.
3. A washing machine inspection window according to claim 1, wherein: the inner frame is provided with inner frame welding ribs for welding with the middle frame, and the middle frame welding ribs are arranged at corresponding positions of the middle frame.
4. A washing machine inspection window according to claim 3, wherein: the inner frame welding ribs and the middle frame welding ribs are arranged in two circles, and connecting ribs are arranged between the two circles of inner frame welding ribs.
5. A mold for processing the observation window of the washing machine according to any one of claims 1 to 4, wherein: the device comprises an upper cold die, a lower cold die and a lower cold die, wherein the upper cold die is used for hoisting and fixing the middle frame and pressing and welding the middle frame;
the lower cooling die is used for positioning and fixing the inner frame;
the hot plate is used for melting the welding surfaces of the middle frame and the inner frame;
the controller is used for controlling the strokes of the upper cold die, the lower cold die and the hot plate to realize the hot plate welding of the middle frame and the inner frame;
the lower cold die is provided with a positioning column matched with the positioning part of the inner frame, and the upper cold die is provided with a grabbing part for grabbing and fixing the middle frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710607319.4A CN109295667B (en) | 2017-07-24 | 2017-07-24 | Washing machine observation window and observation window processing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710607319.4A CN109295667B (en) | 2017-07-24 | 2017-07-24 | Washing machine observation window and observation window processing die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109295667A CN109295667A (en) | 2019-02-01 |
| CN109295667B true CN109295667B (en) | 2022-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710607319.4A Active CN109295667B (en) | 2017-07-24 | 2017-07-24 | Washing machine observation window and observation window processing die |
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| CN (1) | CN109295667B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101168919A (en) * | 2006-10-23 | 2008-04-30 | 南京乐金熊猫电器有限公司 | Assembly unit for drum-type clothes dryer door |
| CN202781821U (en) * | 2012-06-21 | 2013-03-13 | 苏州凯尔博精密机械有限公司 | Balance ring hot plate welding machine |
| JP5505237B2 (en) * | 2010-10-01 | 2014-05-28 | パナソニック株式会社 | Drum washing machine |
| CN104372584A (en) * | 2013-08-13 | 2015-02-25 | 海尔集团公司 | Welding structure and welding method of washer door frame |
| CN104372569A (en) * | 2013-08-13 | 2015-02-25 | 海尔集团公司 | Door of front-loading washer and assembly method thereof |
| CN106283546A (en) * | 2015-05-22 | 2017-01-04 | 青岛海尔滚筒洗衣机有限公司 | A kind of roller washing machine door body and roller washing machine |
| CN106426947A (en) * | 2016-01-14 | 2017-02-22 | 珠海格力电器股份有限公司 | Positioning tool, hot plate welding die and assembling method |
-
2017
- 2017-07-24 CN CN201710607319.4A patent/CN109295667B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101168919A (en) * | 2006-10-23 | 2008-04-30 | 南京乐金熊猫电器有限公司 | Assembly unit for drum-type clothes dryer door |
| JP5505237B2 (en) * | 2010-10-01 | 2014-05-28 | パナソニック株式会社 | Drum washing machine |
| CN202781821U (en) * | 2012-06-21 | 2013-03-13 | 苏州凯尔博精密机械有限公司 | Balance ring hot plate welding machine |
| CN104372584A (en) * | 2013-08-13 | 2015-02-25 | 海尔集团公司 | Welding structure and welding method of washer door frame |
| CN104372569A (en) * | 2013-08-13 | 2015-02-25 | 海尔集团公司 | Door of front-loading washer and assembly method thereof |
| CN106283546A (en) * | 2015-05-22 | 2017-01-04 | 青岛海尔滚筒洗衣机有限公司 | A kind of roller washing machine door body and roller washing machine |
| CN106426947A (en) * | 2016-01-14 | 2017-02-22 | 珠海格力电器股份有限公司 | Positioning tool, hot plate welding die and assembling method |
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| CN109295667A (en) | 2019-02-01 |
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Address after: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Patentee after: Kaos Mold (Qingdao) Co.,Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Patentee before: Qingdao Haier Molds Co.,Ltd. |
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