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Tool with replaceable blade

A technology of blades and knives, which is applied in the field of manual tools, can solve the problems of poor handle grip, unsatisfactory design of knives, and unstable clamping of blades, etc., so as to reduce the processing process, reduce production difficulty, and be convenient and flexible to use Effect

Pending Publication Date: 2018-04-27
龚宪瑞
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] In the pedicure industry, in order to avoid cross-infection, it is necessary to use disposable blades, but the design of the current knives is not ideal, the blade clamping is unstable, and it may even fall off during use, posing a safety hazard, and the blades are easy to jam after use. Difficult to disassemble when changing the blade, the handle is too thick and the handle is not good, etc. A more reliable tool is urgently needed

Method used

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  • Tool with replaceable blade
  • Tool with replaceable blade
  • Tool with replaceable blade

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0024] Embodiment 1: as attached figure 1 As shown, a cutter with a replaceable blade includes a handle 5, a blade 1 and a blade cover 4, the blade 1 is fixed on the front end of the handle 5 through the blade cover 4, and the front end of the handle 5 is provided with three steps of different heights, One layer of steps is the elongated groove 14 on the right side of the front end, and an elongated slider 3 and a cam 2 are provided in the groove 14, and the second layer of steps is the U-shaped groove 11 at the front end of the handle 5, and the U-shaped A blade 1 is provided in the shape groove 11, and the three-layer step is a boss 12 on the left side of the handle 5 front end, and the boss 12 is provided with a blade cover 4. By setting the movable wedge-shaped slider 3 in the handle 5, the slider 3 can push out the blade 1, replace the blade 1, and then move the slider 3 after replacement to block the blade 1. The structure is simple and easy to disassemble.

[0025] Fur...

Embodiment 2

[0033] Embodiment 2: as attached figure 2 As shown, a cutter with a replaceable blade includes a handle 5, a blade 1 and a blade cover 4, the blade 1 is fixed on the front end of the handle 5 through the blade cover 4, and the front end of the handle 5 is provided with three steps of different heights, One layer of steps is the elongated groove 14 on the right side of the front end, and an elongated slider 3 and a cam 2 are provided in the groove 14, and the second layer of steps is the U-shaped groove 11 at the front end of the handle 5, and the U-shaped A blade 1 is provided in the shape groove 11, and the three-layer step is a boss 12 on the left side of the handle 5 front end, and the boss 12 is provided with a blade cover 4. By setting the movable wedge-shaped slider 3 in the handle 5, the slider 3 can push out the blade 1, replace the blade 1, and then move the slider 3 after replacement to block the blade 1. The structure is simple and easy to disassemble.

[0034] Fu...

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Abstract

The invention discloses a tool with a replaceable blade. The tool comprises a handle, the blade and a blade cover; the blade is fixed to the front end of the handle through the blade cover; the frontend of the handle is provided with three layers of steps with different heights, the first layer of step is a long-strip-shaped groove formed in the right side edge of the front end, a long-strip-shaped wedged slide block and a cam are arranged in the groove, the second layer of step is a U-shaped groove formed in the front end of the handle, the blade is arranged in the U-shaped groove, the thirdlayer of step is a boss arranged on the left side of the front end of the handle, and the blade cover is arranged on the boss. By arranging the movable wedged slide block in the blade cover and the handle, the blade can be ejected out by the slide block and replaced, after replacement, the slide block is moved, and the blade can be clamped. The tool is simple in structure and convenient in replacement and achieves the good using effect.

Description

technical field [0001] The invention relates to a knife, in particular to a knife with a replaceable blade, and belongs to the technical field of hand tools. Background technique [0002] In the pedicure industry, in order to avoid cross-infection, it is necessary to use disposable blades, but the design of the current knives is not ideal, the blade clamping is unstable, and it may even fall off during use, posing a safety hazard, and the blades are easy to jam after use. Difficult to disassemble when changing the blade, and the handle is too thick and the grip is not good. Now a more reliable knife is urgently needed. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide a cutter with a replaceable blade, which is provided with a movable wedge-shaped slider in the handle, the slider can push out the blade, replace the blade, and then move the slider after replacement. The blade can be stuck. The structure of the inve...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B26B5/00A61B17/54
CPCA61B17/54B26B5/00
Inventor 龚宪瑞
Owner 龚宪瑞
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