CN209868661U - Wear-resistant cutting knife - Google Patents

Abstract

The utility model discloses a cutter spare is tailor to stand wear and tear, including left cutter arbor, right cutter arbor and handle, be provided with the handle on the left cutter arbor, be provided with the handle on the right cutter arbor, the blade is installed to the upper left end of left cutter arbor, and the blade is installed to the upper right end of right cutter arbor, the round gear is installed to the left lower extreme of left cutter arbor, installs the fixed block on the round gear, be provided with the handle on the fixed block, the round gear is installed to the right lower extreme of right cutter arbor, is provided with the teeth of a cogwheel around the round gear, be connected with the spring between left cutter arbor and the right cutter arbor, the second screw hole has been seted up on the blade, the second screw hole has been seted up to the upper end of left cutter. The utility model discloses a set up blade, second bolt, cushion, second screw hole, fixed block, the teeth of a cogwheel and round gear structure, solved the handle in the cutting knife spare and had the problem that the blade in unable adjustment and the cutting knife spare exists the change of not being convenient for.

Description

Wear-resistant cutting knife

Technical Field

The utility model relates to a tailor technical field, specifically be a cutter spare of tailorring that stand wear and tear.

Background

The cutting is an operation performed to obtain a desired portion, and the planar cutting is a drawing designed based on a dimension measured by a human body, that is, a short-cut cutting method. The three-dimensional cutting is a prototype cut piece which is cut from a human body and meets the curve requirement of the human body. The prototype tailoring is a method for tailoring clothes by adding style looseness to a prototype through a three-dimensional cut clothes style in an inference mode. The body of human body has large fluctuation, the difference between men and women is obvious, and different tailoring methods are adopted according to the sex and style, so that the clothes are fit and beautiful. The technical tailoring is divided into batch tailoring and single tailoring, and when the tailoring is carried out, a tailoring cutter is required.

However, the conventional cutting knife has the following disadvantages: the problem that a grip in the existing cutting knife cannot be adjusted exists; the problem that the blade in the existing cutting knife piece is inconvenient to replace exists.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a cutter spare of tailorring that stand wear and tear has solved the problem that the handle in the current cutter spare exists the blade that can't adjust and current cutter spare in and be not convenient for change.

In order to achieve the above object, the utility model provides a following technical scheme: a wear-resistant cutting knife piece comprises a left knife bar, a right knife bar and a handle, wherein the handle is arranged on the left knife bar, the handle is arranged on the right knife bar, a blade is arranged at the left upper end of the left knife bar, a blade is arranged at the right upper end of the right knife bar, a circular gear is arranged at the left lower end of the left knife bar, a fixed block is arranged on the circular gear, the handle is arranged on the fixed block, the circular gear is arranged at the right lower end of the right knife bar, gear teeth are arranged around the circular gear, and a spring is connected between the left knife bar and the right knife bar; the upper ends of the blade, the left cutter bar and the right cutter bar are provided with second threaded holes; a first threaded hole is formed in the middle of the left cutter bar and the right cutter bar, and gear teeth are arranged at the lower ends of the left cutter bar and the right cutter bar, which are inclined to the right; the circular gear is arranged on the left cutter bar and the right cutter bar through gear teeth, and the grip is arranged on the left cutter bar and the right cutter bar through the circular gear; rubber bands are positioned between the handle and the left cutter bar and between the handle and the right cutter bar.

Preferably, a first bolt is installed inside the first threaded hole, an elastic pad is arranged at the lower end of the first bolt, and a nut is installed at the other end of the first bolt.

Preferably, the internally mounted of second screw hole has the second bolt, the upper left end of left side cutter arbor is provided with the connecting piece, the upper right end of right side cutter arbor is provided with the connecting piece, the spring passes through the connecting piece and is connected with left cutter arbor, the spring passes through the connecting piece and is connected with right cutter arbor.

The utility model provides a cutter spare of cutting out stand wear and tear possesses following beneficial effect:

(1) the utility model discloses, through the cushion that sets up, the fixed block, teeth of a cogwheel and circular gear structure, when the user needs to remove the handle, the user at first holds the handle and applys external force with the hand, then make circular gear move up or move down on left cutter arbor, then make the fixed block move up or move down on left cutter arbor, then make the handle move up or move down on left cutter arbor, until moving the handle on left cutter arbor to suitable position, then the user moves the handle on the right cutter arbor to suitable position according to above-mentioned method, when left cutter arbor and right cutter arbor rotate, play the guard action to left cutter arbor and right cutter arbor through the cushion, avoided left cutter arbor and right cutter arbor direct contact and leaded to wearing and tearing, solved the problem that the handle in the current cutter spare exists and can't adjust;

(2) the utility model discloses, through the blade that sets up, second bolt and second screw hole structure, the user places the blade in the upper end of left cutter arbor, make the second screw hole on the left cutter arbor correspond with the second screw hole on the blade simultaneously, then the user will install the second bolt in the inside of second screw hole, then make the blade fix on left cutter arbor, then the user fixes the blade on right cutter arbor according to same method, the problem of having the not convenient for change of blade existence in the current cutter spare of tailorring has been solved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an exploded view of fig. 1 of the present invention.

Fig. 3 is an enlarged schematic view of a structure at a in fig. 1 according to the present invention.

The reference numbers in the figures are: 1. a left cutter bar; 2. a first bolt; 3. a right cutter bar; 4. a spring; 5. a connecting member; 6. a blade; 7. a second bolt; 8. an elastic pad; 9. a first threaded hole; 10. a second threaded hole; 11. a nut; 12. a grip; 13. a fixed block; 14. gear teeth; 15. a circular gear; 16. and (5) positioning the rubber band.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a wear-resistant cutting tool comprises a left tool bar 1, a right tool bar 3 and a handle 12, wherein the upper end of the left tool bar 1 is provided with a second threaded hole 10, the upper end of the right tool bar 3 is provided with a second threaded hole 10, the upper left end of the left tool bar 1 is provided with a connecting piece 5, the left tool bar 1 is provided with the handle 12, the handle 12 is arranged on the left tool bar 1 through a circular gear 15, the middle of the left tool bar 1 is provided with a first threaded hole 9, the lower left end of the left tool bar 1 is provided with a gear tooth 14, the right tool bar 3 is provided with the handle 12, the upper right end of the right tool bar 3 is provided with the connecting piece 5, the handle 12 is arranged on the right tool bar 3 through the circular gear 15, the middle of the right tool bar 3 is provided with the first threaded hole 9, a first bolt 2 is arranged inside the first threaded hole 9, the lower right end of the first bolt 2 is, a blade 6 is arranged at the left upper end of the left cutter bar 1, a second threaded hole 10 is arranged on the blade 6, a second bolt 7 is arranged in the second threaded hole 10, the blade 6 is arranged at the right upper end of the right cutter bar 3, a circular gear 15 is arranged at the left lower end of the left cutter bar 1, a fixed block 13 is arranged on the circular gear 15, a handle 12 is arranged on the fixed block 13, the circular gear 15 is arranged at the right lower end of the right cutter bar 3, gear teeth 14 are arranged on the periphery of the circular gear 15, the circular gear 15 is arranged on the left cutter bar 1 through the gear teeth 14, the circular gear 15 is arranged on the right cutter bar 3 through the gear teeth 14, a spring 4 is connected between the left cutter bar 1 and the right cutter bar 3, the spring 4 is connected with the left cutter bar 1 through a connecting piece 5, the spring 4 is connected with the right cutter bar 3 through the connecting piece 5 when in use, the, a circular gear 15 is mounted on the left cutter bar 1 through gear teeth 14, and a circular gear 15 is mounted on the right cutter bar 3 through gear teeth 14; rubber bands 16 are positioned between the handle 12 and the left knife bar 1 and between the handle 12 and the right knife bar 3.

The working principle is as follows: when the cutter is used, a user places the blade 6 at the upper end of the left cutter bar 1, simultaneously enables the second threaded hole 10 on the left cutter bar 1 to correspond to the second threaded hole 10 on the blade 6, then the user installs the second bolt 7 in the second threaded hole 10, then the blade 6 is fixed on the left cutter bar 1, then the user fixes the blade 6 on the right cutter bar 3 according to the same method, then the user places the right cutter bar 3 on the left cutter bar 1, simultaneously enables the first threaded hole 9 on the left cutter bar 1 to correspond to the first threaded hole 9 on the right cutter bar 3, then the user installs the first bolt 2 in the first threaded hole 9, then the user installs the nut 11 at the other end of the second bolt 7, then the left cutter bar 1 is connected with the right cutter bar 3, and then the user fixes one end of the spring 4 on the connecting piece 5 on the left cutter bar 1, then the user fixes the other end of the spring 4 on the connecting piece 5 on the right knife bar 3, when the user needs to move the grip 12, the user firstly holds the grip 12 with hand and applies external force, then makes the circular gear 15 move up or down on the left knife bar 1, then makes the fixed block 13 move up or down on the left knife bar 1, then makes the grip 12 move up or down on the left knife bar 1 until the grip 12 on the left knife bar 1 is moved to a proper position, then the user moves the grip 12 on the right knife bar 3 to a proper position according to the above method, then the user holds the grip 12 on the left knife bar 1 with left hand, then the user holds the grip 12 on the right knife bar 3 with right hand, then the user applies pushing force to the grip 12, then makes opposite movement between the bottom end of the left knife bar 1 and the bottom end of the right knife bar 3, then the blades 6 are moved towards each other and the spring 4 is contracted, when the user stops applying the pushing force to the handle 12, the spring 4 is expanded, then the blades 6 are moved back to back, and then the bottom ends of the left and right knife bars 1 and 3 are moved towards each other.

To sum up, the utility model discloses a set up blade 6, second bolt 7, cushion 8, second screw hole 10, fixed block 13, teeth of a cogwheel 14 and round gear 15 structure, solved the problem that the handle in the current cutter spare exists the blade that can't adjust and in the current cutter spare of tailorring and exist and be not convenient for change.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (3)

1. The utility model provides a cutting knife spare that stands wear and tear, includes left cutter arbor (1), right cutter arbor (3) and handle (12), its characterized in that: a handle (12) is arranged on the left cutter bar (1), a handle (12) is arranged on the right cutter bar (3), a blade (6) is installed at the upper left end of the left cutter bar (1), a blade (6) is installed at the upper right end of the right cutter bar (3), a circular gear (15) is installed at the lower left end of the left cutter bar (1), a fixing block (13) is installed on the circular gear (15), the handle (12) is arranged on the fixing block (13), the circular gear (15) is installed at the lower right end of the right cutter bar (3), gear teeth (14) are arranged around the circular gear (15), and a spring (4) is connected between the left cutter bar (1) and the right cutter bar (3); the upper ends of the blade (6), the left cutter bar (1) and the right cutter bar (3) are provided with second threaded holes (10); a first threaded hole (9) is formed in the middle of the left cutter bar (1) and the right cutter bar (3), and gear teeth (14) are arranged at the lower ends of the left cutter bar (1) and the right cutter bar (3) which are right; the circular gear (15) is installed on the left cutter bar (1) and the right cutter bar (3) through gear teeth (14), and the handle (12) is installed on the left cutter bar (1) and the right cutter bar (3) through the circular gear (15); rubber bands (16) are positioned between the handle (12) and the left cutter bar (1) and between the handle (12) and the right cutter bar (3).

2. A wear resistant cutting insert according to claim 1, wherein: the novel bolt is characterized in that a first bolt (2) is installed inside the first threaded hole (9), an elastic pad (8) is arranged at the lower end of the first bolt (2), and a nut (11) is installed at the other end of the first bolt (2).

3. A wear resistant cutting insert according to claim 1, wherein: the internally mounted of second screw hole (10) has second bolt (7), left side cutter arbor (1) upper left end is provided with connecting piece (5), right side cutter arbor (3) upper right end is provided with connecting piece (5) partially, spring (4) are connected with left cutter arbor (1) through connecting piece (5), spring (4) are connected with right cutter arbor (3) through connecting piece (5).