Fixing method for needle selecting device driving coil
The invention discloses method for fixing drive coil of needle-gating device. Drive coil of controlling movement of blade in the needle-gating device is installed in the coil holder, and is connected to the coil holder fixedly. The method includes steps: fabricating the coil holder with flute on sur...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The invention discloses method for fixing drive coil of needle-gating device. Drive coil of controlling movement of blade in the needle-gating device is installed in the coil holder, and is connected to the coil holder fixedly. The method includes steps: fabricating the coil holder with flute on surface in advance; placing drive coil to the flute in the coil holder; filling jelly into the flute. Advantages of the method are: simple and easy of implementation, obvious cooling effect, and increasing service life of drive coil. |
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