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Do you really know how to use a tape measure? _ Production

Original title [Popular Science Garden] Can you really use a tape measure Tape A necessary measure for work But it took so long Did you find that the ruler hook would shake back and forth What is the number on the ruler keychain tape measure shell for Let's take a look at the video China is a big producer of tape measures It is produced in Yuyao Zhejiang and Shangqiu Henan The quality of the factory in Yuyao is better Of course the price is more expensive It is also produced elsewhere The more famous Ningbo Great Wall Seiko I believe everyone has heard or used it Now that we're talking about tape measures let's take a closer look The construction of a tape measure The tape measure is mainly composed of a shell a tape strip a brake a tape hook a lifting belt a tape spring an anti-falling protective sleeve and a label

The specific functions are as follows 1 Shell ABS new plastic with glossy texture on the surface; resistant to falling wear-resistant and not easy to deform Expand the full text 2 Ruler bar mini tape measure 50 # Grade I strip steel with a thickness of 10 wires (010 mm); 3 Braking With upper side and bottom three-dimensional braking the hand control feeling is stronger 4 Ruler hook The rivet ruler hook structure is not easy to deform and ensures more accurate measurement 5 Lifting belt two types of rubber and nylon; high-grade and high-quality; strong and durable with good hand feeling 6 Ruler spring generally made of 50 # carbon steel and 65 # manganese with strong toughness and high accuracy 7 Anti-fall protective cover high-quality plastic to prevent falling and collision damage and enhance durability 8 Labeling Labeling production can be carried out according to customer requirements How a tape measure works After the personalized tape measure tape is pulled out the fixed tape can be rolled up because there is a spring inside the tape When the tape is pulled out to measure the length the length of the ruler and the spring is actually lengthened Once the measurement is completed the spring inside the tape will automatically contract and the ruler will also contract under the action of the spring force so the tape will be rolled up Tape measure manufacturing process Editor of this issue Zou Fei Reviewed by Lin Wei Source Home of Pump and Valve Total No528 Return to Sohu to see more Responsible Editor tape-measure.com