Knife grinder for dual-layer rapier loom

Abstract

The invention discloses a knife grinder for a dual-layer rapier loom. The knife grinder comprises a bottom plate and two sets of knife grinding units which are arranged on the left and right sides; each set of knife grinding unit comprises an adjusting base, and a grinding wheel assembly and a stepper motor which are arranged above and below the adjusting base; the grinding wheel assembly is provided with a driving shaft, a driving disk connected to the driving shaft, a grinding wheel disk, an adjusting disk and a tower-shaped spring sleeved on the driving shaft; the driving disk is connectedwith the grinding wheel disk; a grinding wheel is arranged on the grinding wheel disk; the lower part of the driving shaft is inserted into a shaft hole of the adjusting base, and is connected with apair of bearings in the shaft hole; an output shaft of the stepper motor is inserted into a central hole on the lower part of the driving shaft; the stepper motor is fixed on the adjusting base; the driving shafts of the two sets of the knife grinding units are different in height, so that the grinding wheels are misplaced on the aspect of height; and each set of knife grinding unit is arranged on the bottom plate through the adjusting base. The knife grinder has a simple structure and reliable transmission, and is suitable for grinding various blades of different cutting edge angles.

Description

technical field [0001] The invention relates to parts of a double-layer rapier loom, in particular to a sharpening device for a double-layer rapier loom. Background technique [0002] The double-layer rapier loom is a weaving machine used to weave double-layer fabrics. The double-layer rapier loom has a cutter device, which separates the double-layer fabric into two pieces of fabric. In order to keep the cutting edge sharp, the double-layer rapier loom needs to be equipped with a sharpening device, which grinds the cutting knife through a grinding wheel. Though the double-deck rapier loom that has at present is equipped with sharpening device, complex structure. In order to ensure the quality of the fabric, when different fabrics are cut in layers, the blade angle of the blade is required to change slightly. The angle of the grinding wheel of the sharpening device on the current double-layer rapier loom cannot be adjusted. Contents of the invention [0003] The main pu...

AI Technical Summary

Problems solved by technology

Although some double-deck rapier looms are equipped with a sharpening device, the structure is complicated.

In order to ensure the quality of the fabric, when different fabrics are cut in layers, the angle of the blade is slightly changed. The angle of the grinding wheel of the sharpening device on the current double-layer rapier loom cannot be adjusted.

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