Anti-pinch copying paper feeding mechanism

Abstract

The utility model discloses an anti-pinch copying paper feeding mechanism which comprises a storage groove formed in the top of a base, grooves are formed in the two sides of one end of the storage groove, springs are fixedly connected in the two grooves, bottom plates are fixedly connected to the bottoms of the two springs, limiting blocks are fixedly connected to the two sides of the inner wall of the storage groove, and the limiting blocks are fixedly connected to the two sides of the inner wall of the storage groove. According to the paper conveying device, when the paper conveying device is used, the bottom plate can be pressed downwards by the weight of paper, the bottom plate at the bottom can be lifted by the springs along with the reduction of the number of the paper, and as the bottom plate is rotationally connected with the bottom of the storage groove, an inclined plane can be formed in the storage groove when the paper conveying device is used, and paper conveying cannot be affected; the lifting height of the bottom plate can also be limited by the limiting blocks in the storage groove, so that the situation that paper is clamped by the conveying rollers due to the fact that the bottom plates are not located on the same plane is avoided, the paper clamping phenomenon is reduced, and the working efficiency of the copying machine in the using process is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of copying and paper feeding, in particular to an anti-clamping copying and paper feeding mechanism. Background Art

[0002] The paper feeding method of office integrated printing machines, copiers, laser printers, banknote detectors, scanners, and paper graders is to use the paper feed wheel to rotate and force paper rubbing. The characteristics of this method are small size and low cost.

[0003] During the use of the copier, the copier usually transports paper through internal rollers. When the amount of paper inside becomes less, the thickness of the paper inside will become thinner and thinner, while the position of the roller remains unchanged. When the paper and the roller are not on the same plane during the transportation process, the roller will bend the paper during the transportation process, causing paper jams and reducing the work efficiency of the copier during the printing process. Utility Model Content

[0004] In order to solve the above problems, the purpose of the utility model is to provide an anti-clamping copy paper feeding mechanism to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model proposes an anti-pinch copy paper feeding mechanism, including a paper feeding box, the paper feeding box is mainly used to feed paper to the copier during use, the paper feeding box includes a base, and the other side of the base is provided with an anti-pinch feeding mechanism;

[0006] The anti-pinch conveying mechanism includes a storage groove opened on the top of the base, and grooves are opened on both sides of one end of the storage groove. Springs are fixedly connected to the inside of the two grooves, and the bottoms of the two springs are fixedly connected to bottom plates, and the bottom plates are rotatably connected to the bottom of the inner wall of the storage groove, and limited blocks are fixedly connected to both sides of the inner wall of the storage groove.

[0007] In one example, both ends of one side of the base are fixedly connected with a first fixed seat, a first connecting rod is rotatably connected between the two first fixed seats, a plurality of conveying rollers are equidistantly provided on the outer wall of the first connecting rod, baffles are fixedly connected with the tops of the two first fixed seats, and a first connecting rod is rotatably connected between the two baffles.

[0008] In one example, a first motor is fixedly connected to one side of one of the first fixing seats, and one end of the first connecting rod passes through one side of the first fixing seat and is fixedly connected to an output end of the first motor.

[0009] In one example, both sides of the top of the base are fixedly connected to a second fixed seat, one side of the two second fixed seats is rotatably connected to a movable rod, the other ends of the two movable rods are rotatably connected to round rollers, a strip groove is opened in the middle of one side of the base, a second motor is arranged inside the strip groove, and one end of the movable rod is fixedly connected to the output end of the second motor, and a torsion spring is fixedly connected inside the two second fixed seats.

[0010] In one example, a switch panel is provided on one side of the base, and a first motor switch and a second motor switch are provided on the surface of the switch panel. The first motor is electrically connected to an external power supply through the first motor switch, and the second motor is electrically connected to an external power supply through the second motor switch.

[0011] The anti-clamping copy paper feeding mechanism proposed by the utility model can bring the following beneficial effects:

[0012] 1. The anti-clamping copy paper feeding mechanism, through the groove, spring, bottom plate and limit block arranged inside the storage slot, can be used when the paper is placed on the bottom plate, the weight of the paper will press the bottom plate downward, and as the amount of paper decreases, the spring will lift the bottom plate at the bottom. Since the bottom plate is rotatably connected to the bottom of the storage slot, it will form an inclined surface with the inside of the storage slot when in use, so as not to affect the transportation of the paper. At the same time, the limit block located inside the storage slot will also limit the lifting height of the bottom plate, so that the paper and the conveying roller on one side are always in the same plane, so that the conveying roller will not clamp the paper due to not being in the same plane, thereby reducing the occurrence of paper jams and improving the working efficiency of the copier during use.

[0013] 2. This anti-clamping copy paper feeding mechanism, through the second fixed seat, movable rod, round roller and torsion spring arranged on the top of the base, can be used. Under the pressure of the torsion spring, the round roller will always stick to the surface of the paper, and the internal round roller is driven by the second motor to transport the paper, so that the paper can be smoothly transported to the surface of the transport roller, and the paper can be used for printing, thereby improving the stability during the paper transportation process. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the anti-pinch conveying mechanism of the utility model;

[0017] Figure 3 This is a schematic diagram of the round roller structure of the utility model.

[0018] In the figure: 1. base; 2. storage slot; 3. groove; 4. spring; 5. bottom plate; 6. limit block; 7. first fixed seat; 8. first connecting rod; 9. conveying roller; 10. baffle; 11. first motor; 12. second fixed seat; 13. movable rod; 14. round roller; 15. strip groove; 16. second motor; 17. torsion spring. DETAILED DESCRIPTION

[0019] In order to more clearly illustrate the overall concept of the utility model, a detailed description is given below in the form of examples in conjunction with the accompanying drawings.

[0020] Embodiment 1, the utility model provides as follows Figure 1 - Figure 3 The anti-clamping copy paper feeding mechanism shown in the figure includes a paper feeding box, which is mainly used to feed paper to the copier during use. The paper feeding box includes a base 1, and the other side of the base 1 is provided with an anti-clamping conveying mechanism, and the anti-clamping conveying mechanism includes a storage slot 2 opened on the top of the base 1, and grooves 3 are opened on both sides of one end of the storage slot 2. Springs 4 are fixedly connected to the inside of the two grooves 3, and the bottoms of the two springs 4 are fixedly connected to the bottom of the bottom of the storage slot 2. The bottom of the two springs 4 is fixedly connected to the bottom of the bottom plate 5, and the bottom plate 5 is rotatably connected to the bottom of the inner wall of the storage slot 2. Limiting blocks 6 are fixedly connected to both sides of the inner wall of the storage slot 2. First fixed seats 7 are fixedly connected to both ends of one side of the base 1, and a first connecting rod 8 is rotatably connected between the two first fixed seats 7. A plurality of conveying rollers 9 are equidistantly provided on the outer wall of the first connecting rod 8, and baffles 10 are fixedly connected to the tops of the two first fixed seats 7, and the first connecting rod 8 is rotatably connected between the two baffles 10. One of the first fixed A first motor 11 is fixedly connected to one side of the seat 7, and one end of the first connecting rod 8 passes through one side of the first fixed seat 7 and is fixedly connected to the output end of the first motor 11. Through the groove 3, spring 4, bottom plate 5 and limit block 6 arranged inside the storage slot 2, when in use, when paper is placed on the bottom plate 5, the weight of the paper will press the bottom plate 5 downward. As the number of papers decreases, the spring 4 will lift the bottom plate 5. Since the bottom plate 5 is rotatably connected to the bottom of the storage slot 2, an inclined surface will be formed with the inside of the storage slot 2 during use, thereby not affecting the transportation of the paper. At the same time, the limit block 6 located inside the storage slot 2 will also limit the lifting height of the bottom plate 5, so that the paper and the conveying roller 9 on one side are always in the same plane, so that the conveying roller 9 will not clamp the paper due to not being in the same plane, thereby reducing the occurrence of paper jams and improving the working efficiency of the copier during use.

[0021] Embodiment 2, the utility model provides as follows Figure 2The anti-clamping copy paper feeding mechanism shown in the figure includes a second fixed seat 12 fixedly connected to both sides of the top of the base 1, one side of the two second fixed seats 12 is rotatably connected to the movable rod 13, the other end of the two movable rods 13 is rotatably connected to the round roller 14, a strip groove 15 is opened in the middle of one side of the base 1, a second motor 16 is arranged inside the strip groove 15, and one end of the movable rod 13 is fixedly connected to the output end of the second motor 16, and the inside of the two second fixed seats 12 is fixedly connected to the torsion spring 17. Through the second fixed seat 12, the movable rod 13, the round roller 14 and the torsion spring 17 arranged on the top of the base 1, when in use, under the pressure of the torsion spring 17, the round roller 14 will always be in contact with the surface of the paper, and the internal round roller 14 is driven by the second motor 16 to transport the paper, so that the paper can be smoothly transported to the surface of the transport roller 9, so that the paper can be used for printing, thereby improving the stability during the paper transportation process.

[0022] Working principle: The utility model discloses an anti-clamping copy paper feeding mechanism. When in use, through the groove 3, spring 4, bottom plate 5 and limit block 6 arranged inside the storage slot 2, when the paper is placed on the bottom plate 5, the weight of the paper will press the bottom plate 5 downward. As the number of papers decreases, the spring 4 will lift the bottom plate 5. Since the bottom plate 5 is rotatably connected to the bottom of the storage slot 2, it will form an inclined surface with the inside of the storage slot 2 when in use, so as not to affect the transportation of the paper. At the same time, the limit block 6 located inside the storage slot 2 will also limit the lifting height of the bottom plate 5, so that the paper and the conveying roller on one side are not in contact with each other. 9 is always in the same plane, so the conveying roller 9 will not clamp the paper due to not being in the same plane, reducing the occurrence of paper jams and improving the working efficiency of the copier during use. At the same time, through the second fixed seat 12, the movable rod 13, the round roller 14, and the torsion spring 17 arranged on the top of the base 1, the round roller 14 can be always in contact with the surface of the paper under the pressure of the torsion spring 17 when in use, and the internal round roller 14 is driven by the second motor 16 to convey the paper, so that the paper can be smoothly conveyed to the surface of the conveying roller 9, so that the paper can be printed and used, thereby improving the stability in the process of conveying the paper.

[0023] Each embodiment in this specification is described in a progressive manner, and the same or similar parts between the embodiments can be referred to each other, and each embodiment focuses on the differences from other embodiments. In particular, for the system embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the relevant parts can be referred to the partial description of the method embodiment.

[0024] The above description is only an embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the scope of the claims of the present invention.

Claims

1. An anti-pinch copying paper feeding mechanism, comprising a paper feeding box, the paper feeding box is mainly used to feed paper to the copying machine during use, the paper feeding box comprises a base (1), and one side of the base (1) is provided with an anti-pinch feeding mechanism; Features: The anti-pinch conveying mechanism comprises a storage groove (2) provided at the top of a base (1), grooves (3) being provided on both sides of one end of the storage groove (2), springs (4) being fixedly connected inside the two grooves (3), bottoms of the two springs (4) being fixedly connected to bottom plates (5), and the bottom plates (5) being rotatably connected to the bottom of the inner wall of the storage groove (2), and limiting blocks (6) being fixedly connected to both sides of the inner wall of the storage groove (2).

2. The anti-clamping copy paper feeding mechanism according to claim 1, characterized in that: Both ends of one side of the base (1) are fixedly connected to a first fixed seat (7), a first connecting rod (8) is rotatably connected between the two first fixed seats (7), a plurality of conveying rollers (9) are equidistantly provided on the outer wall of the first connecting rod (8), a baffle (10) is fixedly connected to the top of the two first fixed seats (7), and a first connecting rod (8) is rotatably connected between the two baffles (10).

3. The anti-clamping copy paper feeding mechanism according to claim 2, characterized in that: One side of one of the first fixing seats (7) is fixedly connected to a first motor (11), and one end of a first connecting rod (8) passes through one side of the first fixing seat (7) and is fixedly connected to an output end of the first motor (11).

4. The anti-clamping copy paper feeding mechanism according to claim 1, characterized in that: Both sides of the top of the base (1) are fixedly connected to second fixed seats (12), one side of the two second fixed seats (12) is rotatably connected to a movable rod (13), and the other ends of the two movable rods (13) are rotatably connected to a round roller (14), a strip groove (15) is opened in the middle of one side of the base (1), a second motor (16) is arranged inside the strip groove (15), and one end of the movable rod (13) is fixedly connected to the output end of the second motor (16), and a torsion spring (17) is fixedly connected inside the two second fixed seats (12).

5. The anti-clamping copy paper feeding mechanism according to claim 3, characterized in that: A switch panel is provided on one side of the base (1), and a first motor switch and a second motor switch are provided on the surface of the switch panel. The first motor (11) is electrically connected to an external power source through the first motor switch, and the second motor (16) is electrically connected to an external power source through the second motor switch.

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