Paper cutting device

Abstract

The utility model relates to the technical field of cutting tools, in particular to a paper cutting device which comprises a base and cutting assemblies arranged on the two sides of the base. The cutting assembly comprises a supporting frame, a sliding rod and a movable plate, the sliding rod and the movable plate are arranged in the supporting frame, the bottom end of the supporting frame is fixed to the two sides of the base, the sliding rod is fixed to the side face of the supporting frame, a through hole is formed in the movable plate, and the movable plate is arranged on the sliding rod in a sleeving mode through the through hole; the sliding rod is further sleeved with a first spring. And a cutter is mounted at the bottom of the movable plate. The design that the base, the cutting assembly and the clamping assembly are combined is adopted, in the using process, the base is used for containing paper, and the stability in the cutting process is improved; the cutting assembly can be used as a protective shell of the cutter, so that the operation safety is improved; the structural design is ingenious and reasonable, paper can be rapidly clamped and cut, and operation is convenient and saves labor.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting tools, in particular to a paper cutting device. Background Art

[0002] Paper is used in many occasions in life. It is used almost all the time in life. Commonly used paper cutting tools in life include scissors, wallpaper knives, etc. These cutting tools can still meet the needs of use when used to cut a single or a few sheets of paper, but the cutting effect is not good; the position of manual cutting is not easy to control, and large paper cutting machines are large in size and expensive.

[0003] To this end, the utility model provides a paper cutting device which is highly safe and easy to operate. Utility Model Content

[0004] In view of the above-mentioned deficiencies in the prior art, the utility model provides a paper cutting device, which has a simple structure and is easy to promote.

[0005] A paper cutting device comprises a base and a cutting assembly, wherein the cutting assembly is arranged on both sides of the base;

[0006] The cutting assembly includes a support frame, a sliding rod and a movable plate arranged inside the support frame, the bottom end of the support frame is fixed to the two sides of the base, the sliding rod is fixed to the side of the support frame, a through hole is provided on the movable plate, and the movable plate is sleeved on the sliding rod through the through hole; a spring 1 is also sleeved on the sliding rod, and the spring 1 is located between the movable plate and the support frame; a cutting knife is installed at the bottom of the movable plate, and pressing handles are fixed at both ends of the movable plate.

[0007] Preferably, a positioning assembly is also provided on the base, and the positioning assembly includes a positioning plate and a screw. A nut is fixed to the bottom of the positioning plate through a bracket, and the screw is threadedly connected to the nut. Both sides of the screw are fixed in the base through a rotating shaft. A rotating handle is provided at the end of the screw, and the rotating handle is arranged on the outside of the base.

[0008] Preferably, the clamping assembly is mounted on the positioning assembly, and the clamping assembly comprises a second spring and a pressure plate, the second spring is fixed to the positioning plate, and the pressure plate is fixed to the top of the second spring.

[0009] Preferably, one end of the spring is fixed to the top of the movable plate, and the other end is fixed to the bottom of the top plate of the support frame.

[0010] Preferably, the cutting knife is detachable.

[0011] The beneficial effects of the utility model are:

[0012] 1. The design combines the base and the cutting component. When in use, the base is used to place the paper to be cut, which increases the stability of the cutting process and maintains the balance of the overall structure.

[0013] 2. The cutting assembly is designed with a support frame, a slide bar and a movable plate. The support frame can be used as a protective cover for the cutting knife to prevent accidental cuts during paper cutting, thereby increasing the safety of operation. The support frame is used to fix the slide bar to facilitate the up and down movement of the movable plate.

[0014] 3. The clamping assembly is designed with spring 2 and pressure plate, which can clamp and fix the paper to prevent shifting during cutting, and can lay the paper flat to avoid problems such as corner folding and flipping.

[0015] 4. The utility model has an ingenious and reasonable structural design, which can quickly clamp and cut paper, improve work efficiency, and is convenient and labor-saving to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 This is a structural diagram of Embodiment 1 of a paper cutting device of the utility model;

[0018] Figure 2 This is a structural diagram of the positioning assembly of Example 1 of the utility model;

[0019] Figure 3 This is a bottom schematic diagram of the positioning assembly of Example 1 of the utility model;

[0020] Figure 4 This is a schematic diagram of a movable plate and a cutting knife in Embodiment 1 of the present utility model;

[0021] Figure 5 This is a side view of Embodiment 1 of a paper cutting device of the utility model;

[0022] Indicated in the figure:

[0023] 1-base, 2-cutting assembly, 21-support frame, 22-slide rod, 23-movable plate, 24-spring one, 25-cutting knife, 26-pressing handle, 27-through hole, 3-clamping assembly, 31-spring two, 32-pressing plate, 4-positioning assembly, 41-positioning plate, 42-screw, 43-nut, 44-rotating handle, 45-cutting groove, 5-strip groove. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0025] In the description of the embodiments of the present utility model, it should be noted that if the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the accompanying drawings, or is the orientation or position relationship in which the utility model product is usually placed when used. It is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model.

[0026] Example 1

[0027] A paper cutting device comprises a base 1 and a cutting assembly 2, wherein the cutting assembly 2 is arranged on both sides of the base 1;

[0028] The cutting assembly 2 includes a support frame 21, a slide bar 22 and a movable plate 23 arranged inside the support frame 21. The bottom end of the support frame 21 is fixed to both sides of the base 1, the slide bar 22 is fixed to the side of the support frame 21, and a through hole 27 is provided on the movable plate 23. The movable plate 23 is sleeved on the slide bar 22 through the through hole 27. The slide bar 22 is also sleeved with a spring 24, and the spring 24 is located between the movable plate 23 and the support frame 21. A cutting knife 25 is installed at the bottom of the movable plate 23, and pressing handles 26 are fixed at both ends of the movable plate 23. The cutting knife 25 is detachable. One end of the spring 24 is fixed to the top of the movable plate 23, and the other end is fixed to the bottom of the top plate of the support frame 21.

[0029] A positioning assembly 4 is also provided on the base 1, and the positioning assembly 4 includes a positioning plate 41 and a screw 42. A nut 43 is fixed to the bottom of the positioning plate 41 through a bracket, and the screw 42 is threadedly connected to the nut 43. Both sides of the screw 42 are fixed in the base 1 through a rotating shaft. A rotating handle 44 is provided at the end of the screw 42, and the rotating handle 44 is arranged on the outside of the base 1.

[0030] The clamping assembly 3 is installed on the positioning assembly 4 . The clamping assembly 3 includes a second spring 31 and a pressure plate 32 . The second spring 31 is fixed on the positioning plate 41 , and the pressure plate 32 is fixed on the top of the second spring 31 .

[0031] When in use, lay the paper to be cut flat on the positioning plate 41, then lift the pressure plate 32, place the edge of the paper under the pressure plate, and press the pressure plate downward under the pull of spring 2, so that the paper is clamped; adjust the position of the positioning plate by turning the handle 44; the adjustment method of the positioning plate is: rotate the handle 44, the screw rotates, driving the nut to move forward and backward on the screw, and then driving the positioning plate to move forward and backward. Then press the pressing handle 26 with both hands, and the cutting knife cuts the paper downward. After cutting is completed, release the pressing handle, and the movable plate moves upward under the pull of spring 1 to complete one cutting.

[0032] The utility model adopts a design that combines a base, a cutting component and a clamping component. When in use, the base is used to place paper, which increases the stability of the cutting process; the cutting component can be used as a protective shell for the cutting knife, which increases the safety of operation; the structural design is ingenious and reasonable, and paper can be quickly clamped and cut, thereby improving work efficiency and being convenient and labor-saving to operate.

[0033] The above description is only a preferred embodiment of the present utility model patent and is not intended to limit the present utility model patent. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model patent shall be included in the protection scope of the present utility model patent.

Claims

1. A paper cutting device, characterized in that: It comprises a base (1) and a cutting assembly (2), wherein the cutting assembly (2) is arranged on both sides of the base (1); The cutting assembly (2) comprises a support frame (21), a slide bar (22) and a movable plate (23) arranged inside the support frame (21); the bottom end of the support frame (21) is fixed to the two sides of the base (1); the slide bar (22) is fixed to the side of the support frame (21); a through hole (27) is provided on the movable plate (23); the movable plate (23) is sleeved on the slide bar (22) through the through hole (27); a spring (24) is also sleeved on the slide bar (22); the spring (24) is located between the movable plate (23) and the support frame (21); a cutting knife (25) is installed at the bottom of the movable plate (23); pressing handles (26) are fixed at both ends of the movable plate (23).

2. A paper cutting device according to claim 1, characterized in that: The base (1) is also provided with a positioning assembly (4), the positioning assembly (4) comprising a positioning plate (41) and a screw rod (42), the bottom of the positioning plate (41) is fixed with a nut (43) via a bracket, the screw rod (42) is threadedly connected to the nut (43), both sides of the screw rod (42) are fixed in the base (1) via a rotating shaft, and a rotating handle (44) is provided at the end of the screw rod (42), and the rotating handle (44) is arranged outside the base (1).

3. A paper cutting device according to claim 2, characterized in that: A clamping assembly (3) is installed on the positioning assembly (4), and the clamping assembly (3) comprises a second spring (31) and a pressure plate (32). The second spring (31) is fixed on the positioning plate (41), and the pressure plate (32) is fixed on the top of the second spring (31).

4. A paper cutting device according to claim 1, characterized in that: One end of the spring 1 (24) is fixed to the top of the movable plate (23), and the other end is fixed to the bottom of the top plate of the support frame (21).

5. A paper cutting device according to claim 1, characterized in that: The cutting knife (25) is detachable.

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