ã€Abstract】Classification by function: functional sofa, fixed back sofa, stepless self-control sofa, pneumatic sofa (ie: manual sofa), electric sofa and TV sofa.
The sofa is already a must for many families. Sofas sold on the market generally have a low back sofa, a high back sofa and an ordinary sofa between the first two. The following three characteristics are introduced separately for consumers to choose to purchase. Left and right furniture http://zysf.cnjiaju.com/ share
Low-back sofa: a rest-type light chair. It supports the user's waist (lumbar vertebrae) with a support point. The height of the sofa backrest is low, generally about 370 mm from the seat surface, and the angle of the backrest is also small, which not only helps the rest, but also makes the outer dimensions of the entire sofa corresponding. Zoom out. This kind of sofa is convenient to move, light and small, and has a small footprint.
High back sofa: also known as aviation seat. It is characterized by three fulcrums that allow the person's waist, shoulders, and back of the head to lean against the curved backrest at the same time. These three support points do not form a straight line in space, so the technical requirements for making such a sofa are relatively high, and the selection difficulty at the time of purchase is relatively large. To make a wooden frame for a high-back sofa, it is necessary to clearly make a turning surface composed of three points on the shelf. Otherwise, it is difficult to ensure the position of the supporting point when performing a process such as a sofa masking, which gives the user an uncomfortable feeling. When purchasing a high-back sofa, pay attention to whether the three support points on the back side are reasonable and proper, and can be judged by the test stand. The high back sofa evolved from a lounge chair. In order to improve the rest performance, it can also be equipped with a footrest. Before placing the sofa, the height can be the same as the front edge of the sofa seat.
Ordinary sofa: It is a common type in household sofas. Most of the sales on the market are such sofas. It has two support points to support the user's lumbar vertebrae and thoracic vertebrae, and can obtain the effect of matching the curved surface with the back of the body. The angle between the backrest of the sofa and the seat surface is critical. If the angle is too large or too small, the user's abdominal muscles will be strong and fatigue. Similarly, the width of the sofa seat should not be too large, usually within 540 mm according to the standard requirements, so that the user's calf can be adjusted to sit comfortably and rest more comfortably.
·Classification 2 There are three main types of materials: leather sofas, fabric sofas (in fact, fabric sofas) and curved wood sofas.
·Classification 3 is divided into the following American sofas according to style:
Emphasis on comfort but a lot of land. American sofas emphasize comfort and make people feel like they are surrounded by gentleness. Many sofas are currently made of a main frame with a sponge of different hardness. Many traditional American sofa pedestals are still designed with springs and sponges, which makes the sofa very durable.
Japanese-style sofa:
Emphasis on comfort, nature and simplicity. The biggest feature of Japanese-style sofas is the wooden handrails and the small design. Such a sofa is best suited to people who admire the natural and simple home style. The compact Japanese-style sofa reveals a rigorous attitude towards life. Therefore, Japanese-style sofas are often used by some office spaces.
Chinese sofa:
Emphasis on warm winter and cool summer, suitable for all seasons. The Chinese-style sofa is characterized by a solid wood frame that is exposed outside. The upper sponge cushion can be replaced as needed. This kind of flexible way makes Chinese sofas popular among many people: it is warm in winter and cool in summer, convenient and practical, and it is suitable for the national conditions with large temperature difference between the north and the south of China.
European style sofa:
Emphasis on simple lines, suitable for modern home. The European-style sofa is characterized by a modern style, with elegant colors and simple lines, which are suitable for most families. This kind of sofa is also suitable for a wide range of applications, and it feels good to be placed in various styles of living rooms. Recently popular are light-colored sofas such as white and beige.
·Classification 4 can be divided into: residential sofas, office sofas, rest clubs, etc. according to the location classification. The sofas used are different, and the sofas used are also distinctive.
Sofa craft composition
1, woodworking technology
a. The solid wood is processed by four sides before being assembled, so that each frame is more delicate and beautiful.
b. The back, side and armrests of the frame of the sofa are packaged in high quality fiberboard.
c. In order to complete the construction and to reinforce the frame, each joint of the frame is positioned using a fully and precisely cut wooden tripod and secured with glue and screws.
d. Use a straight nail gun to ensure the firmness of each interface.
2, the process of contracting
a, the frame is covered with a layer of 2-4cm thick reclaimed high resilience sponge (especially the handrail uses 2-4cm thick regenerative high resilience sponge and pastes 2-4cm thick high resilience sponge to ensure that the human body touches the sofa armrest Directly feel the wood frame), the surface is tightly adhered to a layer of felt, to minimize the friction between the fabric and the frame.
b. Use a nail gun to ensure the firmness of important parts such as bandages.
3. Sewing process surface sewing adopts electric high-speed sewing machine, the stitches are even and even, and each piece of fabric is treated by trivial.
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