Eccentric wheel type automatic needle threading machine

Abstract

The invention discloses an eccentric wheel type automatic needle threading machine which comprises a machine plate, a motor, an eccentric wheel, a crochet hook fixing rod, a fixing rod guide rail block, a sewing needle fixing block, a sewing needle positioning block and a travel switch, wherein the motor, the travel switch, the fixing rod guide rail block and the sewing needle fixing block are fixed on the machine plate; the eccentric wheel is fixed on a motor shaft; the part, farthest from the motor shaft, of the eccentric wheel is connected with one end of the crochet hook fixing rod through a lock catch structure; a touch tip part vertically pointing to the travel switch is arranged below the connecting part of the lock catch structure and the crochet hook fixing rod; the crochet hook fixing rod can penetrate through the fixing rod guide rail block in a sliding manner; a crochet hook is arranged at the other end of the crochet hook fixing rod; a sewing needle hole and a crochet hook hole used for allowing the crochet hook to be inserted are formed in the sewing needle fixing block; the sewing needle hole is perpendicular to the machine plate; the crochet hook hole is formed in a position in fit with the sewing needle hole. The needle threading machine provided by the invention can automatically thread a needle, and the convenience and working efficiency of threading the needle are improved.

Description

technical field [0001] The invention relates to an automatic needle threading mechanism, in particular to an eccentric wheel type automatic needle threading machine. Background technique [0002] The needle threading machine is designed for the convenience of middle-aged and elderly people with poor eyesight, hand-eye disabled and vulnerable groups. [0003] As far as the current family life is concerned, handicrafts such as cross-stitch and non-woven fabrics are deeply loved by women. But these work requirements often replace the threads of different types and colors, so always threading needlework obviously becomes a kind of loaded down with trivial details, laborious work. Natural operation, simple and effective automatic threading will become their powerful tool. Of course, factories that process and produce products such as embroidery in batches need it more to improve production efficiency. [0004] As far as self-employed sewing workers are concerned, automatic thr...

AI Technical Summary

Problems solved by technology

However, these tasks require frequent replacement of threads of different types and colors, so it is obviously a tedious and time-consuming work to always thread needlework.

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