Practice book paper cutting device with protective structure

Abstract

The utility model discloses an exercise book paper cutting device with a protective structure, which comprises a placing table arranged on the front side of the cutting device, a protective plate is arranged on the front side of the cutting device, a connecting plate is fixedly connected to the top of the rear side of the protective plate, a clamping block is fixedly connected to the bottom of the connecting plate, and the clamping block is fixedly connected to the rear side of the protective plate. A lower bottom plate is fixedly connected to the middle axis of the front side of the top of the cutting device, a supporting plate is fixedly connected to the top of the lower bottom plate, a connecting column is arranged at the top of the supporting plate, small arc-shaped plates are rotationally connected to the front side and the rear side of the surface of the connecting column, and a large arc-shaped plate is rotationally connected to the middle axis of the surface of the connecting column. The protective plate slides into the inner cavity of the sliding rail, and then the two clamping plates can tightly clamp the clamping block through matched use of the spring, the small arc-shaped plate and the clamping plates, so that the sliding rail is fixed to the front side of the cutting device and cannot be loosened, and the safety of personnel is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of exercise books, in particular to a paper cutting device with a protective structure for an exercise book. Background Art

[0002] Paper, made from plant fibers, is a non-woven material that can be folded and used for writing. According to its use, it can be divided into: packaging paper, printing paper, industrial paper, office paper, cultural paper, household paper and specialty paper, packaging paper.

[0003] When the paper cutting device is in operation, the cutter moves at high speed, and the operator is very likely to be injured by accidentally touching the cutter, thus posing a safety hazard. External airflow, slight vibrations and other factors may cause the paper to move. Therefore, we need to design a paper cutting device with a protective structure for exercise books. The card structure can effectively prevent direct contact between the human body and the cutter, provide a safety barrier for the operator, and provide a relatively stable environment for the paper, ensuring that the paper is in the correct position during cutting, thereby ensuring the accuracy of the cutting size, reducing cutting errors, improving the cutting quality of exercise book paper and greatly reducing the probability of personal accidents. Utility Model Content

[0004] The purpose of the utility model is to provide a paper cutting device with a protective structure for exercise books, which can effectively prevent direct contact between the human body and the cutter, provide a safety barrier for the operator, and provide a relatively stable environment for the paper, ensuring that the paper is in the correct position during cutting, thereby ensuring the accuracy of the cutting size, reducing cutting errors, improving the cutting quality of exercise book paper and greatly reducing the probability of personal accidents, so as to solve the above-mentioned background technical problems.

[0005] The technical solution for solving the above technical problems of the utility model is as follows: a paper cutting device with a protective structure for an exercise book, comprising a placing table installed on the front side of the cutting device, the front side of the cutting device is provided with a protective plate, the top of the rear side of the protective plate is fixedly connected to a connecting plate, the bottom of the connecting plate is fixedly connected to a clamping block, the central axis at the front side of the top of the cutting device is fixedly connected to a lower base plate, the top of the lower base plate is fixedly connected to a support plate, the top of the support plate is provided with a connecting column, the front and rear sides of the connecting column surface are rotatably connected to small arc plates, the central axis of the connecting column surface is rotatably connected to a large arc plate, and the top of the support plate is provided with two symmetrical clamping plates, the right clamping plate is fixedly connected to the two small arc plates, and the left clamping plate is fixedly connected to the large arc plate, and the clamping block is adapted to the two clamping plates.

[0006] Preferably, both left and right sides of the front side of the cutting device are fixedly connected with slide rails, and the opposite sides of the two slide rails are slidably connected to the protective plate.

[0007] Preferably, springs are provided on both left and right sides of the top of the support plate, and opposite sides of the two clamping plates are fixedly connected with mounting plates, and both ends of the springs are welded to the mounting plate and the support plate respectively.

[0008] Preferably, semicircular plates are fixedly connected to the front and rear sides of the central axis at the top of the support plate, and the facing sides of the two semicircular plates are fixedly connected to the connecting column.

[0009] Preferably, the protective plate is a transparent plate.

[0010] Preferably, the surfaces of the small arc-shaped plate and the large arc-shaped plate are both provided with holes for the connecting columns to pass through.

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

[0012] 1. The utility model slides the protective plate into the inner cavity of the slide rail, and then cooperates with the spring, the small arc plate and the clamping plate to make the two clamping plates tightly clamp the card block, thereby fixing the slide rail to the front side of the cutting device without loosening, thereby ensuring the safety of personnel, effectively preventing direct contact between the human body and the cutter, providing a safety barrier for the operator, and providing a relatively stable environment for the paper, ensuring that the paper is in the correct position during cutting, thereby ensuring the accuracy of the cutting size, reducing cutting errors, improving the cutting quality of exercise book paper and greatly reducing the probability of personnel accidents;

[0013] 2. The utility model sets the slide rail so that the slide rail can limit the protective plate when the protective plate is protecting the cutting device, ensuring that the protective plate will not be loose or tilted during use, thereby improving the stability of the protective plate during use;

[0014] 3. The utility model provides a spring so that when the card block and the clamping plate collide or are impacted by external force, the spring can play a buffering role. The spring can provide continuous elastic restoring force for the card block and the clamping plate, ensuring a tight connection between the card block and the clamping plate. The spring can keep the clamping plate at a certain clamping force and firmly clamp them together.

[0015] 4. The utility model uses a semicircular plate and a connecting column in combination. When the small arc plate and the large arc plate rotate on the surface of the connecting column, the semicircular plate limits the connecting column, thereby preventing the connecting column from moving when the small arc plate and the large arc plate rotate, and improving the stability of the small arc plate and the large arc plate during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The above and / or other advantages of the present invention will become clearer and easier to understand through the detailed description made in conjunction with the following drawings. These drawings are only illustrative and do not limit the present invention, wherein:

[0017] Figure 1 This is a schematic front view of an embodiment of the utility model;

[0018] Figure 2 This is a three-dimensional schematic diagram of a connecting plate and a mounting plate according to an embodiment of the present invention;

[0019] Figure 3 This is a three-dimensional schematic diagram of a slide rail and a clamping block according to an embodiment of the present invention;

[0020] Figure 4 This is a three-dimensional schematic diagram of a spring and a clamping plate according to an embodiment of the present invention;

[0021] Figure 5 This is an embodiment of the utility model Figure 4 A partial enlarged view of point A.

[0022] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0023] 1. Cutting device, 2. Placing table, 3. Slide rail, 4. Protective plate, 5. Connecting plate, 6. Block, 7. Lower base plate, 8. Support plate, 9. Spring, 10. Semicircular plate, 11. Connecting column, 12. Small arc plate, 13. Large arc plate, 14. Clamping plate, 15. Mounting plate. DETAILED DESCRIPTION

[0024] Hereinafter, embodiments of a paper cutting device with a protective structure for an exercise book according to the present invention will be described with reference to the accompanying drawings.

[0025] Figure 1-5The utility model shows an exercise book with a paper cutting device with a protective structure in an embodiment of the present invention, which includes a placing table 2 installed on the front side of the cutting device 1, a protective plate 4 is provided on the front side of the cutting device 1, and the left and right sides of the front side of the cutting device 1 are fixedly connected with slide rails 3, and the two sides of the slide rails 3 facing each other are slidably connected to the protective plate 4. Through the setting of the slide rails 3, the slide rails 3 limit the protective plate 4 when the cutting device 1 is protected, ensuring that the protective plate 4 will not be loose or tilted during use, thereby improving the stability of the protective plate 4 during use, and the rear side of the protective plate 4 The top is fixedly connected with a connecting plate 5, the bottom of the connecting plate 5 is fixedly connected with a card block 6, the central axis of the top front side of the cutting device 1 is fixedly connected with a lower base plate 7, the top of the lower base plate 7 is fixedly connected with a support plate 8, and a connecting column 11 is provided on the top of the support plate 8. The front and rear sides of the central axis of the top of the support plate 8 are fixedly connected with semicircular plates 10, and the facing sides of the two semicircular plates 10 are fixedly connected to the connecting column 11. Through the coordinated use of the semicircular plates 10 and the connecting column 11, the small arc plate 12 and the large arc plate 13 rotate on the surface of the connecting column 11, and the semicircular plates 10 play a role in limiting the connecting column 11, thereby avoiding the small arc The connecting column 11 will move when the small arc plate 12 and the large arc plate 13 are rotated, which improves the stability of the small arc plate 12 and the large arc plate 13 during use. The front and rear sides of the surface of the connecting column 11 are rotatably connected to the small arc plate 12, and the central axis of the surface of the connecting column 11 is rotatably connected to the large arc plate 13. Two symmetrical clamping plates 14 are provided on the top of the support plate 8. The clamping plate 14 on the right is fixedly connected to the two small arc plates 12, and the clamping plate 14 on the left is fixedly connected to the large arc plate 13. Springs 9 are provided on the left and right sides of the top of the support plate 8, and the opposite sides of the two clamping plates 14 are fixedly connected. There is a mounting plate 15, and the two ends of the spring 9 are welded to the mounting plate 15 and the support plate 8 respectively. Through the setting of the spring 9, when the 6 clamping plates 14 of the card block collide or are impacted by external force, the spring 9 can play a buffering role. The spring 9 can provide continuous elastic restoring force for the card block 6 and the clamping plate 14 to ensure a tight connection between the card block 6 and the clamping plate 14. The spring 9 can make the clamping plate 14 maintain a certain clamping force and firmly clamp them together. The card block 6 is adapted to the two clamping plates 14. The protective plate 4 is a transparent plate. The surfaces of the small arc plate 12 and the large arc plate 13 are provided with holes for the connecting column 11 to pass through.

[0026] Working principle: When the present invention is used, the user pushes the exercise book from the placement table 2 into the inner cavity of the cutting device 1, and then slides the protective plate 4 downward, and then the protective plate 4 will slide in the inner cavity of the two slide rails 3, so that the protective plate 4 will drive the connecting plate 5 to move downward, and the connecting plate 5 will drive the clamping block 6 to move downward, and then the clamping block 6 will be stuck between the two clamping plates 14, and then the two clamping plates 14 will drive the small arc plate 12 and the large arc plate 13 to rotate on the surface of the connecting column 11, and then when the two clamping plates 14 expand outward, the clamping plates 14 will drive the mounting plate 15 to press downward. , causing the spring 9 to elastically shorten, and then the card block 6 will be tightly clamped by the two clamping plates 14, and the spring 9 can provide continuous elastic restoring force for the card block 6 and the two clamping plates 14, ensuring a tight connection between the card block 6 and the clamping plates 14. At this time, the protective plate 4 completes the protective instrument of the cutting device 1, and finally the cutting device 1 will cut the paper of the exercise book. The protective plate 4 ensures that the waste will not splash out when the cutting device 1 cuts the paper of the exercise book, and the cutting tool of the cutting device 1 will not accidentally injure the staff during cutting, thereby ensuring the safety of the staff.

[0027] To sum up: the exercise book has a paper cutting device with a protective structure, which slides the protective plate 4 into the inner cavity of the slide rail 3, and then cooperates with the spring 9, the small arc plate 12 and the clamping plate 14 to make the two clamping plates 14 tightly clamp the block 6, and then the slide rail 3 is fixed to the front side of the cutting device 1 and will not loosen, ensuring the safety of personnel, and can effectively prevent direct contact between the human body and the tool, providing a safety barrier for the operator, and providing a relatively stable environment for the paper, ensuring that the paper is in the correct position when cutting, thereby ensuring the accuracy of the cutting size, reducing cutting errors, improving the cutting quality of exercise book paper and greatly reducing the probability of personal accidents.

Claims

1. A paper cutting device for an exercise book having a protective structure, characterized in that: The cutting device (1) comprises a placing table (2) installed on the front side of the cutting device (1), a protective plate (4) is provided on the front side of the cutting device (1), a connecting plate (5) is fixedly connected to the top of the rear side of the protective plate (4), a clamping block (6) is fixedly connected to the bottom of the connecting plate (5), a lower base plate (7) is fixedly connected to the central axis of the front side of the top of the cutting device (1), a supporting plate (8) is fixedly connected to the top of the lower base plate (7), and a connecting column (11) is provided on the top of the supporting plate (8). ), the front and rear sides of the surface of the connecting column (11) are both rotatably connected with small arc plates (12), the central axis of the surface of the connecting column (11) is rotatably connected with a large arc plate (13), and two symmetrical clamping plates (14) are provided on the top of the support plate (8), the clamping plate (14) on the right side is fixedly connected to the two small arc plates (12), and the clamping plate (14) on the left side is fixedly connected to the large arc plate (13), and the clamping block (6) is adapted to the two clamping plates (14).

2. The paper cutting device with a protective structure for exercise books according to claim 1, characterized in that: The left and right sides of the front side of the cutting device (1) are both fixedly connected with slide rails (3), and the sides of the two slide rails (3) facing each other are slidably connected to the protective plate (4).

3. The paper cutting device with a protective structure for exercise books according to claim 2, characterized in that: Springs (9) are provided on both the left and right sides of the top of the support plate (8), and the two opposite sides of the two clamping plates (14) are fixedly connected with mounting plates (15), and the two ends of the spring (9) are respectively welded to the mounting plate (15) and the support plate (8).

4. The paper cutting device with a protective structure for exercise books according to claim 3, characterized in that: Semicircular plates (10) are fixedly connected to the front and rear sides of the central axis of the top of the support plate (8), and the opposite sides of the two semicircular plates (10) are fixedly connected to the connecting column (11).

5. The paper cutting device with a protective structure for exercise books according to claim 4, characterized in that: The protective plate (4) is a transparent plate.

6. The paper cutting device with a protective structure for exercise books according to claim 5, characterized in that: The surfaces of the small arc-shaped plate (12) and the large arc-shaped plate (13) are both provided with holes for the connecting column (11) to pass through.

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