TWM468394U - Leather trimming tool for upholstery - Google Patents

Description

Decorative knives for improved structure

This creation is about a finishing tool, especially a modified knives for decorating the structure.

As shown in FIG. 11 to FIG. 12, the utility model has a body-finishing knife structure, and has a body 91. A cutting section 92 is protruded from a side of the body 91. The cutting section 92 has a cutting edge 93 at each end. . By arranging the body 91 over a plate member 94 to be skinned, and by sliding, each of the blade edges 93 can flatten one of the excess protrusions 95 to achieve a skinning effect.
However, the body 91 has a beveled surface 96 on a side adjacent to each of the cutting edges 93. The inclined surface 96 can provide chipping to the rear end when the paper 95 is cut, but the other side of the inclined surface 96 is a vertical surface. 97. The vertical surface 97 does not provide the effect that the paper 95 is discharged to the rear end when it is cut. Therefore, the body 91 can only provide the effect of chip removal by the inclined surface 96, and when the body 91 slides back and forth on the plate member 94 to cut the paper 95, if the discharged portion is not guided to the The inclined surface 96 is blocked by the vertical surface 97, which may cause the chip to be unsmooth, which is bound to cause obstacles in cutting, which may result in unevenness of the cutting surface.
In addition, the cutting section 92 is integrally extended by the body 91. Therefore, if the cutting section 92 is defective, since the cutting section 92 cannot be replaced, the overall shaping knife will be reimbursed, thereby causing use. Waste on.
Therefore, how to solve the problem of the above-mentioned structure of the scouring knife for the decoration is the main focus of the creation.

The main purpose of the present invention is to solve the above problems and provide an improved structure for decorating a scalpel, which can prevent the rear end chip from being blocked after the paper is cut, thereby maintaining smooth cutting; and if the blade is damaged, Replacement can be made on the body to avoid waste of use.
For the purpose of the foregoing, the present invention includes a body and a blade having a first plane on one side; the blade is detachably coupled to the adjacent surface of the first plane on the body, and the The blade has a cutting section extending from a side of the body on a first plane thereof, the cutting section having a second plane perpendicularly facing the first plane, and the cutting section having a second surface opposite the second plane a three-plane having a V-shaped concave edge at least at one end of the first plane, the cutting edge penetrating the second plane and the third plane, and the cutting edge is on a side of the second plane and the first A plane is aligned, and the two sides of the knife edge are gradually expanded toward the third plane and the two symmetrical oblique sides form a V-shaped chip flute.
The above and other objects and advantages of the present invention will become more apparent from the detailed description and the accompanying drawings.
Of course, the present invention is allowed to differ in some of the parts, or the arrangement of the parts, but the selected embodiments are described in detail in the present specification, and the construction thereof is shown in the drawings.

(customized part)
91‧‧‧Ontology
92‧‧‧Cutting section
93‧‧‧ knife edge
94‧‧‧ boards
95‧‧‧Tissue
96‧‧‧Bevel
97‧‧‧Vertical face (this part of the creation)
1‧‧‧ Ontology
11‧‧‧ first plane
12‧‧‧ recess
13‧‧‧ screw holes
2‧‧‧blade
21‧‧‧Cutting section
211‧‧‧ second plane
212‧‧‧ third plane
213‧‧‧ knife mouth
214‧‧‧ chip flute
215‧‧‧ oblique side
22‧‧‧Perforation
3‧‧‧Locker
4‧‧‧ boards
5‧‧‧Tissue
51‧‧‧ dandruff
2A‧‧‧blade
21A‧‧‧Cutting section
213A‧‧‧ knife mouth
214A‧‧‧ chip flute
215A‧‧‧ oblique side
2B‧‧‧blade
21B‧‧‧Cutting section
213B‧‧‧ knife edge
214B‧‧‧ chip flute
215B‧‧‧ oblique side
1C‧‧‧ Ontology
11C‧‧‧ first plane
13C‧‧‧ screw hole
14C‧‧‧ slotted
2C‧‧‧blade
21C‧‧‧Cutting section
22C‧‧‧Perforation
23C‧‧‧ Embedding Department
3C‧‧‧Locker

Figure 1 is a perspective view of the first embodiment of the present invention.
Fig. 2 is an exploded configuration diagram of the first embodiment of the present creation.
Figure 3 is a partially enlarged plan view of the knife edge of the first embodiment of the present invention.
Figure 4 is a partially enlarged side elevational view of the knife edge of the first embodiment of the present invention.
Figure 5 is a schematic illustration of the body and blade of the first embodiment of the present invention in a ready position on the panel.
Fig. 6 is a schematic view showing the movement of the body and the blade of the first embodiment of the present invention on the plate member.
Figure 7 is a perspective view of the second embodiment of the present invention.
Figure 8 is a perspective view of a third embodiment of the present invention.
Figure 9 is a perspective view of a fourth embodiment of the present invention.
Fig. 10 is an exploded configuration view of the fourth embodiment of the present creation.
Fig. 11 is a perspective view showing the structure of a trimming knife for a conventional decoration.
Fig. 12 is a schematic view showing the moving cutting of the structure of the knives for the decoration.

Please refer to Fig. 1 to Fig. 10, which shows the structure of the embodiment selected for the present invention, which is for illustrative purposes only and is not limited by the structure in the patent application.
The embodiment provides a modified structure for decorating a scalpel, which is shown in FIG. 1 and includes a body 1 and a blade 2, wherein:
As shown in FIG. 2, the body 1 is rectangular in this embodiment, and has a first plane 11 on one side. In this embodiment, the adjacent mask of the first plane 11 has a recess 12, the body 1 And having a plurality of screw holes 13 penetrated by the recess 12 .
As shown in FIG. 2, the blade 2 is rectangular in this embodiment, and is detachably coupled to the adjacent surface of the first plane 11 on the body 1, and is inserted into the recess in this embodiment. 12, and the blade 2 has a cutting section 21 extending from a side of the body 1 on a first plane 11 thereof, the cutting section 21 having a second plane 211 facing perpendicularly to the first plane 11, and The cutting segment 21 has a third plane 212 that faces away from the second plane 211.
As shown in FIGS. 3 to 4, the cutting section 21 of the present embodiment has a V-shaped concave edge 213 at one end of the first plane 11, and the cutting edge 213 extends through the second plane 211 and the third plane 212. And the cutting edge 213 is aligned with the first plane 11 on one side of the second plane 211, and is inclined obliquely toward the third plane 212 on both sides of the cutting edge 213, thereby forming a V-shaped chip discharge. The groove 214 is formed by two symmetric beveled edges 215, which are rounded in this embodiment.
As shown in FIG. 1 to FIG. 2, the blade 2 of the embodiment has a through hole 22 at a position corresponding to each of the screw holes 13, and each of the through holes 22 is threaded by a locking member 3 and screwed to the corresponding screw hole. 13. The fastener 3 is a bolt in this embodiment, and the blade 2 is fixed to the body 1.
As shown in FIG. 5, in actual use, the first plane 11 of the body 1 and the second plane 211 of the cutting segment 21 respectively contact the two perpendicular faces of the plate member 4, and the blade edge 213 is opposite. Paper that is intended to be cut 5. Further, as shown in FIG. 6, the body 1 is pushed on the plate member 4 in the direction of the paper sheet 5, so that the paper sheet 5 is cut by the knife edge 213 and cut off, and the dander 51 of the paper sheet 5 is scraped. Guided by either bevel 215 to chip the back end.
It is not difficult to find out from the above description that the blade 2 is disposed on the cutting edge 213 of the cutting section 21 through the two oblique sides 215 forming the chip flute 214, so that the paper 5 is cut through the knife edge 213. Regardless of which side of the knife edge 213 the dandruff 51 is biased toward the cutting edge 213, one of the oblique sides 215 is contacted, so that the dander 51 can be discharged to the rear end along with the guiding of the oblique side 215, as compared with the dander 51. In the conventional trimming knife structure, it is possible to prevent the occurrence of chipping and the cutting of the paper 5 to be smooth.
In addition, if the chip segment 21 is damaged by the collision, or the knife edge 213 is sharply damaged due to frequent use, the replacement of the blade 2 can be performed at this time, that is, the lock 3 is removed, and then the original blade 2 is removed and replaced with a new one. The blade 2, and then lock the lock 3 back, can have a new skinning effect.
Of course, there are still many examples of this creation, only the details change. Referring to FIG. 7, which is a second embodiment of the present invention, the main difference from the first embodiment is that the cutting section 21A of the blade 2A has the V shape at both ends of the first plane 11 of the body 1. The blade edge 213A and the V-shaped chip flute 214A also have two beveled edges 215A on both sides of the chip flutes 214A, thereby achieving the same effect as the first embodiment, and achieving both directions. The effect of chips.
Please refer to FIG. 8 , which is a third embodiment of the present invention, wherein opposite sides of the blade 2B can extend out of the body 1 and alternately as the cutting segment 21B, and either side of the two sides is at both ends of the first plane. The V-shaped blade edge 213B and the V-shaped chip flute 214B have a beveled edge 215B on each side of the chip flute 214B, thereby achieving the same effect as the second embodiment. Achieve bilateral effects that can be alternated and can be chipped.
Referring to Figures 9 to 10, which is a fourth embodiment of the present invention, the body 1C has a recess 14C, and the body 1C has two screw holes 13C communicating with the recess 14C. The position of the screw hole 13C has a through hole 22C, and the blade 2C has an insertion portion 23C corresponding to the shape of the groove 14C. The blade 2C is embedded in the groove with the insertion portion 23C. When the blade 2C is fixed to the body 1C, and the blade 2C is assembled to the body 1C, each of the through holes 22C is respectively threaded by a fastener 3C and screwed to the corresponding screw hole 13C, and the blade 2C is fixed to the body 1C. And extending the cutting segment 21C in the first plane 11C, thereby achieving the same effect as the first embodiment by different combinations.
The above description of the embodiments is intended to be illustrative of the present invention and is not intended to limit the scope of the present invention.
From the above detailed description, it will be apparent to those skilled in the art that the present invention can achieve the aforementioned objectives, and has been in compliance with the provisions of the Patent Law, and has filed a patent application.

1‧‧‧ Ontology

11‧‧‧ first plane

12‧‧‧ recess

13‧‧‧ screw holes

2‧‧‧blade

21‧‧‧Cutting section

211‧‧‧ second plane

212‧‧‧ third plane

213‧‧‧ knife mouth

214‧‧‧ chip flute

215‧‧‧ oblique side

22‧‧‧Perforation

3‧‧‧Locker

Claims (7)

A decorative scalpel improving structure, comprising: a body and a blade, the body having a first plane on one side; the blade being detachably coupled to the adjacent surface of the first plane on the body, and The blade has a cutting section extending from a side of the body on a first plane thereof, the cutting section having a second plane perpendicularly facing the first plane, and the cutting section having a second surface opposite the second plane a three-plane having a V-shaped concave edge at least at one end of the first plane, the cutting edge penetrating the second plane and the third plane, and the cutting edge is on a side of the second plane and the first A plane is aligned, and the two sides of the knife edge are gradually expanded toward the third plane and the two symmetrical oblique sides form a V-shaped chip flute. The trimming knife improved structure according to claim 1, wherein the cutting section has the V-shaped blade edge and the V-shaped chip flute at both ends of the first plane. The trimming knife improved structure according to claim 1, wherein the blade has a rectangular shape, and opposite sides of the blade extend out of the body to alternate the cutting segment, and either side of the two sides are at both ends of the first plane. Both have the V-shaped blade edge and the V-shaped chip flute. The tamper-improving structure according to claim 1, wherein the body has a concave portion on a side of the blade joint, and the body has a plurality of screw holes penetrating through the concave portion, and the blade corresponds to each of the screw holes. Each of the positions has a through hole, and each of the through holes is threaded by a fastener to be screwed to the corresponding screw hole, and the blade is fixed to the body. A trimming knife-improving structure according to claim 1, wherein the body has a fitting groove, the blade has an insertion portion corresponding to the shape of the groove, and the blade is embedded in the insertion portion thereof. The recess is fixed to the body. The tamper-improving structure according to claim 5, wherein the body has a plurality of screw holes communicating with the slot, and the blade has a perforation corresponding to each of the screw holes, and each of the holes is a The fastener is threaded and locked to the corresponding screw hole, and the blade is fixed to the body. According to claim 1, the trimming knife has an improved structure, wherein each of the oblique sides has a rounded shape.