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Anonymous users2024-01-24It should be a non-frame beam, and L1, L2, and L3 represent three beams of different sizes, respectively.
Computer Aided Design (CAD) refers to the use of computers and their graphics equipment to help designers carry out design work. In the design, it is usually necessary to use computers to calculate, analyze and compare different schemes to determine the optimal scheme; All kinds of design information, whether digital, textual or graphic, can be stored in the computer's memory or external memory, and can be retrieved quickly; Designers usually start with sketches, and the heavy work of turning sketches into working drawings can be handed over to the computer; The design results automatically generated by the computer can quickly make graphics, so that the designer can make judgments and modifications to the design in time; The computer can be used to process the graphics data related to the graphics, zooming in, zooming out, translation, copying and rotating.
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Anonymous users2024-01-23Similar to the building structure diagram L1 is beam 1 L2 is beam 2... Different beams have different cross-sectional sizes.
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Anonymous users2024-01-22It is obvious that the ear plates on both sides of the back frame are splints 12mm, and the 1, 2, and 3 positions are all 2 pieces.
There are many kinds of sofa frame materials:
1. Birch, the annual rings are obvious, slightly heavy and hard, the structure is fine, the mechanical strength is large, the elasticity is rich, the hygroscopicity is large, and it is easy to crack and warp when dry. >>>More
Look at the height of the person, to be ergonomic, 170cm people generally about 40cm (seat cushion) armrests about 60, backrest about 90, depending on the personal situation!
Take a look at the attachment is not as good as , spring legs, etc. 1. Look at whether the sofa skeleton is strong, which is related to the service life and quality assurance of the sofa. The specific method is to lift one end of the three-person sofa, pay attention to whether the leg of the other end is off the ground when the lifting part is 10cm off the ground, and only the other side is also off the ground, and the inspection is considered to be passed.
Technical requirements for the production of sofa wooden frames. >>>More
The internal structure of the sofa.
Wooden frame: composed of wooden square and plywood. >>>More