Vacuum locking device for umbrella-shaped drill bit

A locking device and umbrella-shaped technology, which is applied in the direction of packaging, packaging, transportation and packaging in vacuum/special atmosphere, can solve the problems of unsatisfactory effect, bruised cutting edge, scratched plastic packaging bag, etc., and achieves low cost , good effect and safe to use

Pending Publication Date: 2018-04-24
TIANJIN TIANMEN JINBAO TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] There is a tip at the top of the cutting edge of the umbrella-shaped drill bit. Vacuum packaging with an ordinary vacuum locking device will sometimes damage the tip of the cutting edge, and the cutting edge of the umbrella-shaped drill bit is also facing outwards. It is also easy to scratch the plastic packaging bag, and the effect of vacuum packaging is not ideal

Method used

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  • Vacuum locking device for umbrella-shaped drill bit
  • Vacuum locking device for umbrella-shaped drill bit
  • Vacuum locking device for umbrella-shaped drill bit

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0018] A kind of vacuum locking device of umbrella drill bit, its composition comprises: base plate 1, described base plate has annular groove 2 around the circumference, and the cross section of described annular groove is L-shaped, and described annular groove A group of circular hole grooves 3 are arranged around the circumference of the flat bottom surface of the circular hole groove. The magnetic sheet 4 is bonded to the circular hole groove. , the circular bottom sheet is fixedly connected to a part of the umbrella-shaped fixed cover (convex part or concave edge part), the bottom of the umbrella-shaped fixed cover is the lower circle 7, and the top of the umbrella-shaped fixed cover is the upper Circle 8, the diameter of the upper circle is greater than the diameter of the lower circle, the wall of the umbrella-shaped fixed cover has folds 9, and the top of the umbrella-shaped fixed cover is covered with an open folded ring 10, so The umbrella-shaped drill bit 11 is pack...

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PUM

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Abstract

Vacuum lock for umbrella drills. Its composition of this product comprises: base plate, and described base plate has circular groove around the circumference, and the cross-section of described circular groove is L shape, and the flat bottom surface of described circular groove has a group of circular hole grooves around the circumference , the circular hole groove is bonded with a magnetic sheet, the magnetic sheet is attracted to the magnetic ring, the magnetic ring is bonded to the bottom of the ring base, and the ring base is fixedly connected to the umbrella-shaped fixed cover, so The bottom of the umbrella-shaped fixed cover is a lower circle, the top of the umbrella-shaped fixed cover is an upper circle, the diameter of the upper circle is greater than the diameter of the lower circle, and the wall of the umbrella-shaped fixed cover There are folds, the top of the umbrella-shaped fixed cover is covered with an open folded ring, and the umbrella-shaped drill is placed in the described umbrella-shaped fixed cover, and the tip of the umbrella-shaped drill is inserted into the open folded circle. In the raised edge of the ring, the umbrella-shaped drill bit is fixedly connected to the drill pipe. The invention is used for vacuum locking of umbrella drill bits.

Description

Technical field: [0001] The invention relates to a vacuum locking device for an umbrella drill bit. Background technique: [0002] There is a tip at the top of the cutting edge of the umbrella-shaped drill bit. Vacuum packaging with an ordinary vacuum locking device will sometimes damage the tip of the cutting edge, and the cutting edge of the umbrella-shaped drill bit is also facing outwards. It is also easy to scratch the plastic packaging bag, and the effect of vacuum packaging is not ideal. Invention content: [0003] The object of the present invention is to provide a vacuum locking device for an umbrella drill that can safely wrap the umbrella drill. [0004] Above-mentioned purpose realizes by following technical scheme: [0005] A kind of vacuum locking device of umbrella drill bit, its composition comprises: base plate, described base plate has annular groove around the circumference, and the cross section of described annular groove is L-shaped, and the flat bo...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B65D59/06B65D81/20
CPCB65D59/06B65D81/2023
Inventor 翁晓云
Owner TIANJIN TIANMEN JINBAO TECH CO LTD
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