CN1448093A - Method of making sofa and product thereof - Google Patents
Method of making sofa and product thereof Download PDFInfo
- Publication number
- CN1448093A CN1448093A CN 02106033 CN02106033A CN1448093A CN 1448093 A CN1448093 A CN 1448093A CN 02106033 CN02106033 CN 02106033 CN 02106033 A CN02106033 A CN 02106033A CN 1448093 A CN1448093 A CN 1448093A
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- CN
- China
- Prior art keywords
- frame
- chair
- sofa
- foaming
- armrest
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- 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.)
- Pending
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- 238000004519 manufacturing process Methods 0.000 title claims description 28
- 239000004088 foaming agent Substances 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000005187 foaming Methods 0.000 claims description 22
- 239000006260 foam Substances 0.000 claims description 21
- 239000004619 high density foam Substances 0.000 claims description 10
- 238000004806 packaging method and process Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000004620 low density foam Substances 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 238000003860 storage Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract 2
- 238000012856 packing Methods 0.000 abstract 1
- 238000005520 cutting process Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The present invention is one kind of sofa product and its making process. The making process of the sofa includes the steps of: making sofa frame, back frame and arm rest frames; assembling sleeving tubes of fixture to the back frame and arm rest frames; setting the back frame and arm rest frames inside molds and producing foamed material with filled foaming agent and material to be foamed; packing; and assembling the back and the arm rests onto the sofa frame. The sofa thus made includes seat, back and two arm rests. The present invention has the features of fast assembly, easy transportation and storage, etc. and is practical.
Description
Technical Field
The invention relates to a sofa, in particular to a manufacturing method of a sofa capable of being quickly assembled into different specifications and a product thereof.
Background
The conventional manufacturing method for manufacturing sofas of various specifications is to determine the number of seats of each sofa according to design requirements, then cut strips of different specifications according to required widths, erect each strip into a framework with a chair frame, a backrest frame and an armrest frame, finally install foam on the framework and wrap the foam to form a sofa with a preset width.
Therefore, although the design that the traditional sofa is cut into the laths with different lengths according to the design requirement and then the laths are erected into the six-body framework is feasible, in the process of factory processing, the specifications of the sofa must be determined in advance during manufacturing to cut and assemble the laths, so that the cutting of elements is troublesome, and the erection among the laths is slow; moreover, manufacturers of traditional sofas transport the assembled sofas to a display shop or a warehouse for storage after completely assembling the sofas, and the assembled three-dimensional sofas occupy space in storage and are inconvenient to transport; in addition, because the number of seats of each sofa after being assembled is fixed, the width of the seats cannot be adjusted according to the requirements of consumers. Thus, there is also a lack of flexibility in the row pins, and it is apparent that a sofa formed by direct cutting, assembly, has its unsightly ideal for manufacturing, assembly, shipping, or storage, and yet needs to be improved.
Disclosure of Invention
The invention aims to provide an improved sofa and a manufacturing method thereof, which can be quickly assembled into sofas with different specifications, are convenient to carry and store, and have reasonable structure and simple process.
The purpose of the invention is realized as follows:
the manufacturing method of the sofa chair is characterized by comprising the following steps:
step one, a chair frame manufacturing step, wherein a chair frame of a chair seat, a back frame of a chair back and armrest frames of two armrests are manufactured respectively;
step two, a lofting step, in which sleeving tubes of the fixed locking piece are assembled on the back frame and the two armrest frames respectively;
step three, a foaming step, in which the back frame and the two handrail frames are respectively placed in a mould, a foaming agent and a foaming raw material are filled in the mould, the foaming agent is foamed to generate foam, and the foam respectively coats the back frame and the two handrail frames;
step four, a packaging step, in which the back frame and the two armrest frames after the foaming step are coated by a coating piece to form a chair back and armrests;
and step five, an assembling step, wherein in the assembling step, one end of the sleeve joint cylinder is locked on the chair back and the armrests respectively by utilizing the locking elements of the fixing and locking piece, and then other locking elements are simultaneously screwed on the other end of the chair seat and the other end of the sleeve joint so as to lock the chair back and the armrests on the chair seat respectively, thereby completing the manufacture of the sofa.
In the method for manufacturing the sofa chair, the second foaming step includes a first foaming step and a second foaming step; the first foaming step is to foam high-density foam on a back frame of the chair back and an armrest frame of the armrest; the second foaming step is to foam a lower density foam on a high density foam.
A sofa chair manufactured by the sofa chair manufacturing method, comprising: the chair comprises a chair seat and a chair cushion, wherein the chair seat comprises a chair frame and the chair cushion arranged at the top edge of the chair frame; the chair frame consists of a front tube, a rear tube corresponding to the front tube and two side tubes respectively connected with the two ends of the front tube and the rear tube, and the whole chair frame forms a rectangle; the chair back is provided with a back frame attached to the rear part of the rear tube of the chair frame, and the back frame is simultaneously locked on the rear tube of the chair frame by a plurality of locking pieces; each armrest is provided with an armrest frame, and each armrest frame is fixedly locked on the side pipe of the chair frame by a plurality of fixing and locking pieces; the method is characterized in that: the back frame of the chair back and the two armrest frames of the armrests are respectively and fixedly arranged in respective molds, foaming agents are arranged in the molds, namely around the back frame and the armrest frames, and foam generated after the foaming agents are foamed respectively coats and covers the back frame and the armrest frames.
In the sofa, the high-density foam is coated around the back frame and the armrest frame, and the low-density foam is coated outside the high-density foam.
In the sofa described above, the locking member includes a sleeve that can be inserted into the back frame and the rear tube of the chair frame, and a locking member that can lock the sleeve, the back frame and the rear tube.
In the sofa described above, the locking element in the locking piece may be a bolt.
In the sofa, the frame of the seat is a square frame.
The manufacturing method of the sofa chair and the product thereof have the advantages and positive effects compared with the prior art due to the adoption of the technical scheme:
1. the sofa is designed into the chair seat, the chair back and the armrests which are convenient to manufacture and assemble, so that the sofa can be quickly assembled and is convenient to carry and store;
2. the chair seat, the chair back and the armrests are connected through the fixing and locking pieces, so that convenience is provided for assembling sofa parts, the structure is more reasonable, and the process is simple;
3. the invention can form the sofas with different widths such as double seats, three seats and the like needed by people by increasing the lengths of the chair frame, the chair seat and the chair back and properly adding the reinforcing plate and the foot seat.
Drawings
The objects, specific structural features and advantages of the present invention will be further understood from the following description of one embodiment of the method of manufacturing the sofa and the product thereof, taken in conjunction with the accompanying drawings. Wherein, the attached drawings are as follows:
FIG. 1 is a flow chart of a method of manufacturing a sofa chair according to the present invention;
FIG. 2 is a schematic perspective exploded view of a sofa according to the present invention;
FIG. 3 is a schematic cross-sectional view of the back frame of the chair back of the sofa of the present invention placed in the mold;
FIG. 4 is a schematic sectional view of the arm rest frame of the armrest of the sofa of the present invention placed in the mold;
fig. 5 is a schematic structural view of a locking member in the sofa chair of the present invention.
Detailed Description
Please refer to fig. 1, which is a flow chart of the manufacturing method of the sofa chair of the present invention. The invention relates to a manufacturing method of a sofa chair, which comprises the following steps:
step one, a chair frame manufacturing step, wherein a chair frame of a chair seat, a back frame of a chair back and armrest frames of two armrests are manufactured respectively;
step two, a lofting step, in which sleeving tubes of the fixed locking piece are assembled on the back frame and the two armrest frames respectively;
step three, a foaming step, which is divided into two steps, wherein the back frame and the two handrail frames are respectively placed in respective dies, foaming agents and foaming raw materials are filled in the dies, the foaming agents are foamed to generate foam, and the back frame and the two handrail frames are respectively coated by the foam; the method also comprises two foaming steps, wherein in the first foaming step, foam cotton with higher density is firstly foamed on a back frame of the chair back and an armrest frame of the armrest; the second foaming step is to foam a lower density foam on, i.e. around, the high density foam.
Step four, a packaging step, in which a back frame and two armrest frames which are subjected to the foaming step are coated by a coating piece for packaging, so that a chair back and armrests are formed;
and step five, an assembling step, wherein in the assembling step, one end of the sleeve joint cylinder is locked on the chair back and the armrests respectively by utilizing the locking elements of the fixing and locking piece, and then other locking elements are simultaneously screwed on the other end of the chair seat and the other end of the sleeve joint so as to lock the chair back and the armrests on the chair seat respectively, thereby completing the manufacturing work of the sofa.
Please refer to fig. 2 to 5, which are schematic structural views of the sofa of the present invention. The sofa chair of the invention comprises a chair seat 10, a chair back 20, two armrests 30 and other parts. Wherein,
the chair seat 10 comprises a chair frame 11 and a chair cushion 12 arranged at the top edge of the chair frame 11; the chair frame 11 is composed of a front tube 111, a rear tube 112 corresponding to the front tube 111, and two side tubes 113 respectively connected to both ends of the front tube 111 and the rear tube 112, and the whole chair frame 11 is rectangular; in practical use, the seat frame 11 may be square (single seat) or rectangular (two-seat and three-seat), and the illustrated single-seat sofa is provided with the square seat frame 11.
The backrest 20 has a back frame 21 attached to the rear of the rear tube 113 of the frame 11 of the seat 10, and the back frame 21 is simultaneously locked to the rear tube 113 of the frame 11 by a plurality of locking elements 40.
In the two armrests 30, each armrest 30 has an armrest frame 31, and each armrest frame 31 is fixed to the side tube 113 of the chair frame 11 by a plurality of fixing members 40.
Moreover, the back frame 21 of the chair back 10 and the two armrest frames 31 of the armrests 30 are respectively and fixedly arranged in respective moulds, foaming agents are put into the moulds, namely the peripheries of the back frame 21 and the armrest frames 31, and foam generated after the foaming agents are foamed are respectively coated and covered on the back frame and the armrest frames; the foam comprises high-density foam which is positioned around the back frame 21 and the handrail frame 31 and is covered with low-density foam.
The locking member 40 includes a sleeve 41 penetrating the back frame 21 and the rear tube 112 of the seat frame 11, and a locking member 42 locking the sleeve 41 to the back frame 21 and the rear tube 112, wherein the locking member 42 may be a bolt.
If the sofa is to be made into the sofa with various widths such as double seats, three seats and the like, the lengths of the chair frame 11 and the back frame 21 are set to be the width of the double seats or the three seats; moreover, a reinforcing plate is added in the center of the chair frame 11 with the increased length, and the foot seats are added, so that the sofa required by people can be formed.
In summary, the sofa and the manufacturing method thereof of the invention are very practical because the sofa is designed into the chair seat, the chair back and the armrest which are convenient to manufacture and assemble, and the sofa with various widths such as single seat, double seat, three seats and the like can be assembled according to the requirements, thereby achieving the effects of quick assembly, convenient transportation and storage and the like.
Claims (7)
1. A manufacturing method of a sofa chair is characterized by comprising the following steps:
step one, a chair frame manufacturing step, wherein a chair frame of a chair seat, a back frame of a chair back and armrest frames of two armrests are manufactured respectively;
step two, a lofting step, in which sleeving tubes of the fixed locking piece are assembled on the back frame and the two armrest frames respectively;
step three, a foaming step, in which the back frame and the two handrail frames are respectively placed in a mould, a foaming agent and a foaming raw material are filled in the mould, the foaming agent is foamed to generate foam, and the foam respectively coats the back frame and the two handrail frames;
step four, a packaging step, in which the back frame and the two armrest frames after the foaming step are coated by a coating piece to form a chair back and armrests;
and step five, an assembling step, wherein in the assembling step, one end of the sleeve joint cylinder is locked on the chair back and the armrests respectively by utilizing the locking elements of the fixing and locking piece, and then other locking elements are simultaneously screwed on the other end of the chair seat and the other end of the sleeve joint so as to lock the chair back and the armrests on the chair seat respectively, thereby completing the manufacture of the sofa.
2. The method of manufacturing a divan of claim 1, wherein: the step two, namely the foaming step, comprises a first foaming step and a second foaming step; the first foaming step is to foam high-density foam on a back frame of the chair back and an armrest frame of the armrest; the second foaming step is to foam a lower density foam on a high density foam.
3. A sofa chair manufactured by the sofa chair manufacturing method, comprising:
a seat (10), the seat (10) comprising a frame (11) and a cushion (12) disposed at a top edge of the frame (11); the chair frame (11) consists of a front tube (111), a rear tube (112) corresponding to the front tube (111) and two side tubes (113) respectively connected with the two ends of the front tube (111) and the rear tube (112), and the whole chair frame (11) forms a rectangle;
the chair back (20) is provided with a back frame (21) which is attached to the back of a rear pipe (113) of a chair frame (11) of the chair seat (10), and the back frame (21) is simultaneously locked on the rear pipe (113) of the chair frame (11) by utilizing a plurality of locking pieces (40);
two armrests (30), each armrest (30) is provided with an armrest frame (31), and each armrest frame (31) is fixedly locked on the side pipe (113) of the chair frame (11) by a plurality of fixing and locking pieces (40); the method is characterized in that:
the back frame (21) of the chair back (10) and the two handrail frames (31) of the handrails (30) are respectively and fixedly arranged in respective dies, foaming agents are arranged in the dies, namely the peripheries of the back frame (21) and the handrail frames (31), and foam generated after the foaming agents are foamed are respectively coated and cover the back frame and the handrail frames.
4. The divan of claim 3, wherein: the high-density foam is coated around the back frame (21) and the handrail frame (31), and the low-density foam is coated outside the high-density foam.
5. The divan of claim 3, wherein: the fixing and locking piece (40) comprises a sleeve connecting cylinder (41) which can be simultaneously penetrated in the back frame (21) and the rear pipe (112) of the chair frame (11), and a locking element (42) which can respectively lock and fix the sleeve connecting cylinder (41), the back frame (21) and the rear pipe (112).
6. The divan of claim 3 or 5, wherein: the locking element (42) in the locking piece (40) can be a bolt.
7. The divan of claim 3, wherein: the chair frame (11) of the chair seat (10) is a square frame body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02106033 CN1448093A (en) | 2002-04-03 | 2002-04-03 | Method of making sofa and product thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02106033 CN1448093A (en) | 2002-04-03 | 2002-04-03 | Method of making sofa and product thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1448093A true CN1448093A (en) | 2003-10-15 |
Family
ID=28680129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02106033 Pending CN1448093A (en) | 2002-04-03 | 2002-04-03 | Method of making sofa and product thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1448093A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104305763A (en) * | 2014-11-07 | 2015-01-28 | 成都三鑫鼎高家具有限公司 | Method for manufacturing high-class leather cloak environment-friendly sofa |
| CN109130229A (en) * | 2018-08-23 | 2019-01-04 | 杰希智能居家用品科技(惠州)有限公司 | The production method and inside casing posture sizing cotton seat of inside casing posture sizing cotton seat |
| US11896140B2 (en) | 2021-12-28 | 2024-02-13 | Zinus Inc. | Packable assemblies and support members for packable assemblies |
-
2002
- 2002-04-03 CN CN 02106033 patent/CN1448093A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104305763A (en) * | 2014-11-07 | 2015-01-28 | 成都三鑫鼎高家具有限公司 | Method for manufacturing high-class leather cloak environment-friendly sofa |
| CN109130229A (en) * | 2018-08-23 | 2019-01-04 | 杰希智能居家用品科技(惠州)有限公司 | The production method and inside casing posture sizing cotton seat of inside casing posture sizing cotton seat |
| US11896140B2 (en) | 2021-12-28 | 2024-02-13 | Zinus Inc. | Packable assemblies and support members for packable assemblies |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |