Tension testing machine
The utility model discloses a tension testing machine which comprises a rack, a lower clamping part and an upper clamping part, the lower clamping part comprises a bottom plate arranged on the rack, a positioning frame arranged on the bottom plate and two clamping pins arranged on the positioning fr...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model discloses a tension testing machine which comprises a rack, a lower clamping part and an upper clamping part, the lower clamping part comprises a bottom plate arranged on the rack, a positioning frame arranged on the bottom plate and two clamping pins arranged on the positioning frame in a relatively sliding manner, and a lower clamping area for clamping a plastic film is formed between the two clamping pins; a tension sensor is further arranged between the bottom plate and the positioning plate, the upper clamping part comprises a moving plate arranged on the rack in a sliding mode, a fixing frame arranged on the moving plate and a clamping plate arranged on the fixing frame in a sliding mode, and a plurality of springs with hooks are arranged between a left frame arm of the fixing frame and the clamping plate; an upper clamping area used for clamping a plastic film is formed between the right frame arm of the fixing frame and the clamping plate, and the upper clamping area is located over |
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