Paper conveying structure for high-speed scanner

Abstract

The utility model belongs to the technical field of scanners, in particular to a paper conveying structure for a high-speed scanner, which comprises a plate body and a cover body, the lower surface of the plate body is fixedly connected with a slide rail I, a sensor is slidably mounted in the slide rail I, a gear is rotatably mounted at the bottom of the sensor, and the lower surface of the plate body is fixedly connected with a fixed seat. Through the arrangement of the first sliding rail, sliding of the sensors can be facilitated, the distance between the two symmetrical sensors and the baffle can be adjusted, the sensors and the baffle can deal with paper of different widths, through the arrangement of the sensors, light is emitted from the upper portion and received from the lower portion, and therefore when the paper deflects, the paper is conveyed to the baffle. When the paper is deflected, the distances between the paper and the baffles on the two sides are different, the condition that the sensor receives light changes so as to detect that the paper is deflected, the second motor is arranged, the output end of the second motor can drive the deviation rectifying rollers to rotate, and the deviation rectifying rollers on the side which the paper deflects can roll, so that paper deviation rectifying is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of scanners, and in particular relates to a paper conveying structure for a high-speed scanner. Background Art

[0002] The paper conveying of the scanner is one of its important functions. During the paper conveying process, the paper feeding mechanism is responsible for smoothly feeding the paper into the scanner; the transmission system ensures that the paper moves along the predetermined path through the coordinated operation of various rollers, belts and other components; the paper detection uses sensors and other methods to monitor the entry, passage and jam of the paper so that corresponding processing can be carried out in time. A good paper conveying design can improve scanning efficiency and accuracy and reduce the occurrence of faults such as paper jams.

[0003] Paper jam in the scanner is usually caused by poor paper feeding due to paper skew. At this time, you need to open the cover to check whether the paper is placed correctly or clean the paper feed channel. If the paper is not corrected in time, it will affect the service life of the scanner. Utility Model Content

[0004] In order to solve the problems raised in the above background technology, the utility model provides a paper conveying structure for a high-speed scanner, which solves the problem that the paper cannot be corrected in time.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a paper conveying structure for a high-speed scanner comprises a plate body and a cover body, the lower surface of the plate body is fixedly connected with a slide rail 1, a sensor is slidably installed inside the slide rail 1, a gear is rotatably installed at the bottom of the sensor, the lower surface of the plate body is fixedly connected with a fixed seat, a gear rod is slidably installed inside the fixed seat, a baffle is fixedly connected to the inner wall of the sensor, the top of the cover body is fixedly connected with a support plate, the bottom end of the support plate is fixedly connected with a motor 1, and the output end of the motor 1 is fixedly connected to a roller body 1. A support shaft is fixedly connected to the top of the cover body, one end of the support shaft is rotatably connected to roller body 2, the surfaces of roller body 2 and roller body 1 are fixedly connected to rubber plates, the surfaces of roller body 2 and roller body 1 are sleeved with transmission belts, motor 2 is fixedly installed on the upper surface of the plate body, the output end of motor 2 is fixedly connected to a deviation correction roller, motor 3 is fixedly installed on the upper surface of the plate body, the output end of motor 3 is fixedly connected to a conveying roller, a groove is opened on the upper surface of the plate body, a support rod is hinged inside the groove, and a spring is fixedly connected to the lower surface of the support rod.

[0006] Preferably, the gear rod and the gear are meshed with each other, and one end of the gear rod is fixedly connected to the sensor.

[0007] Preferably, a second slide rail is fixedly installed on the lower surface of the plate body, a slider is slidably installed inside the second slide rail, an extension plate is hinged on one side of the slider, a fixed plate is fixedly connected to the lower surface of the second slide rail, a card slot is opened on one side of the fixed plate, and a card block is fixedly connected to the lower surface of the extension plate.

[0008] Preferably, supporting angle plates are fixedly connected to both sides of the plate body, and the supporting angle plates are symmetrically arranged.

[0009] Preferably, a signal processing module is fixedly mounted on the lower surface of the board body, and a control system module is fixedly mounted on the lower surface of the board body.

[0010] Preferably, the number of the motor 2 and the deviation-correcting roller are both two, and they are symmetrically arranged.

[0011] Preferably, a slot for the baffle to pass through is formed on the lower surface of the plate body.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The paper conveying structure for the high-speed scanner can facilitate the sliding of the sensor through the setting of the slide rail 1, so as to facilitate the adjustment of the distance between the two symmetrical sensors and the baffle, and further facilitate the sensor and the baffle to cope with papers of different widths. Through the setting of the sensor, it emits light from the top and receives light from the bottom, so that when the paper is skewed, the distance between the paper and the baffles on both sides will be different, and the sensor receives light. Changes in the situation of the light, thereby detecting that the paper is skewed, and a motor 2 is provided, whose output end can drive the correction roller to rotate, and the correction roller on the side to which the paper deviates will roll, which is conducive to correcting the paper.

[0014] 2. The paper conveying structure for the high-speed scanner is provided with a support rod, which can support the stacked paper. One end of the supported paper can be stepped, so that the motor drives the roller body 1 to roll, and then the roller body 1 can drive a single paper to move through the rubber plate. The setting of the transmission belt is conducive to driving the roller body 2 and the roller body 1 to rotate synchronously, so that the paper can be driven to move continuously. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention, and together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation on the present invention. In the drawings:

[0016] Figure 1 It is a complete structural schematic diagram of the utility model;

[0017] Figure 2 It is a bottom view of the utility model;

[0018] Figure 3 This is a structural diagram of the utility model from the bottom perspective;

[0019] Figure 4 This is a diagram of the internal structure of the cover body of the utility model;

[0020] Figure 5 It is a partial cross-sectional view of the utility model.

[0021] In the figure: 1. plate; 2. cover; 3. slide rail 1; 4. sensor; 5. gear; 6. fixed seat; 7. gear rod; 8. baffle; 9. support plate; 10. motor 1; 11. roller 1; 12. support shaft; 13. roller 2; 14. rubber plate; 15. transmission belt; 16. motor 2; 17. deviation correction roller; 18. motor 3; 19. conveyor roller; 20. groove; 21. support rod; 22. spring; 23. slide rail 2; 24. slider; 25. extension plate; 26. fixed plate; 27. slot; 28. block; 29. ​​support angle plate; 30. signal processing module; 31. control system module. DETAILED DESCRIPTION

[0022] The technical solutions 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 only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-5The utility model provides the following technical solutions: a paper conveying structure for a high-speed scanner, comprising a plate body 1 and a cover body 2, a slide rail 3 is fixedly connected to the lower surface of the plate body 1, a sensor 4 is slidably installed inside the slide rail 3, a gear 5 is rotatably installed at the bottom of the sensor 4, a fixed seat 6 is fixedly connected to the lower surface of the plate body 1, a gear rod 7 is slidably installed inside the fixed seat 6, a baffle 8 is fixedly connected to the inner wall of the sensor 4, a support plate 9 is fixedly connected to the top of the cover body 2, a motor 10 is fixedly connected to the bottom end of the support plate 9, a roller 11 is fixedly connected to the output end of the motor 10, and the top of the cover body 2 is fixedly connected There is a support shaft 12, one end of the support shaft 12 is rotatably connected to a roller body 2 13, the surfaces of the roller body 2 13 and the roller body 1 11 are fixedly connected to a rubber plate 14, the surfaces of the roller body 2 13 and the roller body 1 11 are sleeved with a transmission belt 15, a motor 2 16 is fixedly installed on the upper surface of the plate body 1, the output end of the motor 2 16 is fixedly connected to a deviation correction roller 17, a motor 3 18 is fixedly installed on the upper surface of the plate body 1, the output end of the motor 3 18 is fixedly connected to a conveying roller 19, a groove 20 is opened on the upper surface of the plate body 1, a support rod 21 is hinged inside the groove 20, and a spring 22 is fixedly connected to the lower surface of the support rod 21.

[0024] In this embodiment, the setting of the slide rail 13 can facilitate the sliding of the sensor 4, thereby facilitating the adjustment of the distance between the two symmetrical sensors 4 and the baffle 8, so that the sensor 4 and the baffle 8 can cope with papers of different widths. Through the setting of the sensor 4, it emits light from the top and receives light from the bottom, so that when the paper is deflected, the distance between the paper and the baffles 8 on both sides will be different, and the light receiving situation of the sensor 4 changes, so that the paper is detected to be deflected. By providing a motor 2 16, its output end can drive the correction roller 17 to rotate, and the correction roller 17 on the side to which the paper deflects will roll, which is conducive to correcting the paper. By providing a support rod 21, it can support the stacked paper, and one end of the supported paper can be stepped, so that the motor 10 drives the roller body 11 to roll, and then the roller body 11 can drive a single paper to move through the rubber plate 14. The setting of the transmission belt 15 is conducive to driving the roller body 2 13 and the roller body 11 to rotate synchronously, so that the paper can be driven to move continuously.

[0025] Specifically, the gear rod 7 and the gear 5 are meshed with each other, and one end of the gear rod 7 is fixedly connected to the sensor 4. The arrangement of the gear rod 7 and the gear 5 is conducive to improving the stability of the two sensors 4 when moving.

[0026] Specifically, a second slide rail 23 is fixedly installed on the lower surface of the plate body 1, and a slider 24 is slidably installed inside the second slide rail 23. An extension plate 25 is hinged on one side of the slider 24. A fixed plate 26 is fixedly connected to the lower surface of the second slide rail 23. A slot 27 is provided on one side of the fixed plate 26. A block 28 is fixedly connected to the lower surface of the extension plate 25. The block 28 can be disengaged from the slot 27 by lifting the extension plate 25, which is conducive to pushing and pulling the extension plate 25 to drive the slider 24 to slide in the second slide rail 23, thereby adjusting the extension length of the extension plate 25. When the extension plate 25 is lowered, the block 28 is again inserted into the slot 27, which is conducive to fixing the extension plate 25.

[0027] Specifically, support angle plates 29 are fixedly connected to both sides of the plate body 1, and the support angle plates 29 are symmetrically arranged. The arrangement of the support angle plates 29 is conducive to supporting the cover body 2 and improving its stability.

[0028] Specifically, a signal processing module 30 is fixedly installed on the lower surface of the plate body 1, and a control system module 31 is fixedly installed on the lower surface of the plate body 1. Through the cooperation between the signal processing module 30 and the control system module 31, the signal processing module 30 is conducive to receiving the signal detected by the sensor 4 that the paper is skewed, and then the control system module 31 controls the start of the motor 2 16 according to the signal given by the signal processing module 30, so as to facilitate timely correction of the paper.

[0029] Specifically, there are two motors 16 and two deflection correction rollers 17, which are symmetrically arranged, so that the motor 16 on the side to which the paper deviates is started to drive the deflection correction roller 17 to roll, thereby correcting the paper in time to prevent paper jams.

[0030] Specifically, a slot for the baffle 8 to pass through is provided on the lower surface of the plate body 1 , and the provision of the slot facilitates the spacing adjustment of the baffle 8 .

[0031] The working principle or use process of the utility model: when the utility model is in use, the high-speed scanner is first combined with the paper conveying structure of the scanner, and then the cover body 2 is put down, and then the extension length of the extension plate 25 can be adjusted according to the length of the paper, so that the extension plate 25 can carry the paper, and then the paper is placed on the plate body 1 and the extension plate 25. The setting of the slide rail 3 can facilitate the sliding of the sensor 4, so as to facilitate the adjustment of the distance between the two symmetrical sensors 4 and the baffle 8, so as to facilitate the sensor 4 and the baffle 8 to cope with papers of different widths. Through the setting of the sensor 4, it emits light from the top and receives light from the bottom, so that when the paper is deflected, the distance between the paper and the baffles 8 on both sides will be different, and the light receiving situation of the sensor 4 changes, thereby detecting that the paper is deflected, and a signal is transmitted. The processing module 30 is conducive to receiving the signal that the sensor 4 detects the paper deflection, and then the control system module 31 controls the start of the motor 2 16 according to the signal given by the signal processing module 30. The output end of the motor 2 16 can drive the correction roller 17 to rotate. The correction roller 17 on the side to which the paper deflects will roll, which is conducive to correcting the paper. By providing a support rod 21, it can support the stacked paper, and one end of the supported paper can be stepped, so that the motor 10 drives the roller body 11 to roll, and then the roller body 11 can drive a single sheet of paper to move through the rubber plate 14. The setting of the transmission belt 15 is conducive to driving the roller body 2 13 and the roller body 11 to rotate synchronously, so that the paper can be driven to move continuously. Among them, the electrical equipment in this device is all externally powered and the operation and shutdown are controlled by the switch.

[0032] Finally, it should be noted that the above is only the preferred embodiment of the utility model, and is not intended to limit the utility model. This specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. Although the utility model is described in detail with reference to the aforementioned embodiments, technicians in the field can still modify the technical solutions recorded in the aforementioned embodiments, or replace some of the technical features therein by equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the utility model shall be included in the protection scope of the utility model.

Claims

1. A paper conveying structure for a high-speed scanner, comprising a plate body (1) and a cover body (2), wherein a slide rail (3) is fixedly connected to the lower surface of the plate body (1), and characterized in that: A sensor (4) is slidably mounted inside the slide rail (3), a gear (5) is rotatably mounted at the bottom of the sensor (4), a fixed seat (6) is fixedly connected to the lower surface of the plate body (1), a gear rod (7) is slidably mounted inside the fixed seat (6), a baffle (8) is fixedly connected to the inner wall of the sensor (4), a support plate (9) is fixedly connected to the top of the cover body (2), a motor (10) is fixedly connected to the bottom end of the support plate (9), a roller body (11) is fixedly connected to the output end of the motor (10), a support shaft (12) is fixedly connected to the top of the cover body (2), and one end of the support shaft (12) is rotatably connected to a roller body (13), The surfaces of the roller body 2 (13) and the roller body 1 (11) are both fixedly connected with a rubber plate (14), the surfaces of the roller body 2 (13) and the roller body 1 (11) are sleeved with a transmission belt (15), the upper surface of the plate body (1) is fixedly mounted with a motor 2 (16), the output end of the motor 2 (16) is fixedly connected with a deviation correction roller (17), the upper surface of the plate body (1) is fixedly mounted with a motor 3 (18), the output end of the motor 3 (18) is fixedly connected with a conveying roller (19), the upper surface of the plate body (1) is provided with a groove (20), the interior of the groove (20) is hinged with a support rod (21), and the lower surface of the support rod (21) is fixedly connected with a spring (22).

2. The paper conveying structure for a high-speed scanner according to claim 1, characterized in that: The gear rod (7) and the gear (5) are meshed with each other, and one end of the gear rod (7) is fixedly connected to the sensor (4).

3. The paper conveying structure for a high-speed scanner according to claim 1, characterized in that: A second slide rail (23) is fixedly mounted on the lower surface of the plate body (1), a slider (24) is slidably mounted inside the second slide rail (23), an extension plate (25) is hingedly connected to one side of the slider (24), a fixed plate (26) is fixedly connected to the lower surface of the second slide rail (23), a clamping groove (27) is provided on one side of the fixed plate (26), and a clamping block (28) is fixedly connected to the lower surface of the extension plate (25).

4. The paper conveying structure for a high-speed scanner according to claim 1, characterized in that: Support angle plates (29) are fixedly connected to both sides of the plate body (1), and the support angle plates (29) are symmetrically arranged.

5. The paper conveying structure for a high-speed scanner according to claim 1, characterized in that: A signal processing module (30) is fixedly mounted on the lower surface of the plate body (1), and a control system module (31) is fixedly mounted on the lower surface of the plate body (1).

6. The paper conveying structure for a high-speed scanner according to claim 1, characterized in that: The number of the second motor (16) and the deviation correction roller (17) is two, and they are symmetrically arranged.

7. The paper conveying structure for a high-speed scanner according to claim 1, characterized in that: The lower surface of the plate body (1) is provided with a slot for the baffle plate (8) to pass through.

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