Device through which leather hose of bamboo hammer of dulcimer can be conveniently ripped
A kind of leather tube and joint technology, applied in the field of knives, can solve the problems of finger safety hazards, long seams are not standardized enough, difficult to master, etc., and achieve the effect of eliminating safety hazards
Inactive Publication Date: 2017-03-22
FUJIAN JINZHUAN INTPROP SERVICES CO LTD
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AI Technical Summary
Problems solved by technology
Because the leather tube is elastic and has a small outer diameter, and the tip of the scissors is very sharp, it not only poses a safety hazard to the operator's fingers during the forward movement process, but the long slits cut out are often not standardized enough
It is difficult for dulcimer beginners and girls to master in a short time
After retrieval, there is no tool suitable for cutting the leather tube of dulcimer bamboo
Method used
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Embodiment
[0037] Example: such as Figure 1-3 Shown, design and manufacture a kind of device that is convenient to scratch the leather tube of dulcimer bamboo, device comprises cylindrical handle 1, square column knife seat 15, cutter assembly 9 and cylindrical post 17.
[0038] The right end surface of the cylindrical handle 1 is provided with an upper square groove 2 and a lower square groove 22 .
[0039] The upper square groove 2 is closely matched with the upper column 3 integrally formed at the left end of the square column shaped knife holder 15 .
[0040] The upper end of square cylindrical knife seat 15 is provided with handle of a knife guide groove 13 along left and right length direction, and the lower end of handle of a knife guide groove 13 is provided with the upper knife groove 14 that communicates, and the front and back width dimension of handle of a knife guide groove 13 is larger than The front and rear width dimensions of the upper sipes 14, the front and rear wall...
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The invention discloses a device through which a leather hose of a bamboo hammer of a dulcimer can be conveniently ripped. The device comprises a cylindrical handle, a square-column-shaped cutter base, a cutter assembly and a cylindrical inserting column; an upper square groove of the cylindrical handle is closely matched with an upper square column of the square-column-shaped cutter base; the upper end of the square-column-shaped cutter base is provided with a cutter handle guiding groove and a communicated upper cutter groove; the front wall and the rear wall of the upper cutter groove are provided with a front square pin guiding groove and a rear square pin guiding groove correspondingly; the cutter assembly comprises a pressing part, a cylindrical cutter handle, a check ring, a compression spring and a blade; the blade is provided with a square hole; a threaded rod at the front end of a square pin penetrates the rear square pin guiding groove, the square hole and the front square pin guiding groove and then is locked together through a nut; a lower square groove of the cylindrical handle is closely matched with a lower square column of the cylindrical inserting column; the cylindrical inserting column is provided with a lower cutter groove corresponding to the upper cutter groove; and the right end of the cylindrical inserting column is arranged into a cone body. The device is suitable for ripping the leather hose of the bamboo hammer of the dulcimer. The device is especially suitable for dulcimer beginners and girls to be used.
Description
technical field [0001] The invention relates to the technical field of knives, in particular to a device for cutting the leather tube of dulcimer bamboo. Background technique [0002] The specification of the leather tube that is sleeved on the dulcimer bamboo is usually inner diameter 1mm, outer diameter 3.5mm, the length of the leather tube is 4.5-5.5cm, and the length of the long slit in the middle of the upper end of the leather tube is 3.5-4.5cm. Before setting, it is necessary to remove a small section with a length of 4.5-5.5cm from the long leather tube, and then insert a piece of ordinary scissors into the leather tube from one end of the leather tube, and push it forward while Cut the leather tube so that the middle part of the upper end of the leather tube forms a long slit with a length of 3.5-4.5 cm. Because the leather tube is elastic and has a small outer diameter, and the tip of the scissors is very sharp, it not only poses a safety hazard to the operator's ...
Claims
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IPC IPC(8): B26B5/00B26B1/08
CPCB26B5/003B26B1/08
Inventor 罗福仲
Owner FUJIAN JINZHUAN INTPROP SERVICES CO LTD