Webbing fastener of a luggage article and double-material integrally-formed plastic product and injection molding method thereof

Abstract

A webbing fastener of a luggage article comprises a webbing and a hard rubber part. A face of the hard rubber part includes a webbing insertion slot, and the left end of the webbing is formed in the webbing insertion slot. The bottom side face of the hard rubber part includes several positioning cylinders, the right side of the cylinder includes a slot. A slider with a threaded hole is mounted in the cylinder The slider includes a bump mounted in the slot. The outer end of the bump includes a compressing edge, the compressing edge is mounted in the slot, the compressing edge compresses the left edge of the webbing, and the compressing edge is positioned at the right side of the several positioning cylinders. The webbing fastener is beneficial because punching holes on a webbing is unnecessary, easy assembly, and loosening after assembly is prevented.

1 . A webbing fastener of a luggage article, including a webbing and a hard rubber part, characterized in that:
 the bottom side face of the hard rubber part is integrally provided with a webbing insertion slot, and the left end of the webbing is integrally formed in the webbing insertion slot;   the bottom side face of the hard rubber part is integrally provided with several positioning cylinders, the right side of the positioning cylinder is provided with a slot, a slider is mounted in the positioning cylinder in a sliding-fit manner, a threaded hole is formed on the slider, a bump is formed at the right side of the bottom end of the slider, and the bump is mounted in the slot in a sliding-fit manner;   the outer end of the bump is integrally provided with a compressing edge, the compressing edge is mounted in the webbing insertion slot in a clearance-fit manner, the compressing edge compresses the left edge of the webbing, and the compressing edge is positioned at the right side of the several positioning cylinders.   
     
     
         2 . The webbing fastener of a luggage article according to  claim 1 , wherein the bottom side of the compressing edge is provided with several anti-slip teeth which are equidistantly arrayed. 
     
     
         3 . The webbing fastener of a luggage article according to  claim 1 , wherein the left edge of the webbing is fixedly provided with a first reinforcing edge disposed on the top side of the webbing, and the first reinforcing edge is clamped at the left side of the compressing edge. 
     
     
         4 . The webbing fastener of a luggage article according to  claim 1 , wherein the right side of the webbing insertion slot is led out of the hard rubber part, the front side and the rear side of the webbing insertion slot each are provided with a flange, and the webbing is arranged between the two flanges in a clearance-fit manner. 
     
     
         5 . The webbing fastener of a luggage article according to  claim 1 , wherein the webbing is selected from any one of a common webbing and an elastic webbing. 
     
     
         6 . The webbing fastener of a luggage article according to  claim 1 , wherein several second reinforcing edges are integrally formed between the positioning cylinders and the bottom side face of the hard rubber part, and the several second reinforcing edges are mutually criss-crossed. 
     
     
         7 . The webbing fastener of a luggage article according to  claim 1 , wherein the bottom side face of the hard rubber part is provided with a concave groove, the positioning cylinder is integrally formed in the concave groove, the left edge of the webbing insertion slot is led into the concave groove, and the second reinforcing edges are integrally formed in the concave groove. 
     
     
         8 . The webbing fastener of a luggage article according to  claim 1 , wherein the periphery of the top side of the hard rubber part is provided with chamfers.