Auxiliary scanning device for paper marking machine

Abstract

The utility model discloses a scanning auxiliary device of a paper marking machine, which relates to the technical field of paper marking auxiliary equipment, and comprises a rectangular box, a first groove is formed in the side surface of the rectangular box, a second groove is formed in the inner bottom surface of the first groove, a placing table is arranged at the opening of the second groove, and a plurality of uniformly distributed second springs are fixedly connected to the bottom end surface of the placing table. Two symmetrical rollers are arranged above the placing table, the rollers can rotate, the rollers are arranged between two symmetrical rectangular blocks, first springs are arranged on the side faces of the rectangular blocks, first T-shaped sliding blocks are arranged on the inner top faces of first grooves, heating plates are arranged below the first T-shaped sliding blocks, and the heating plates can stretch out and draw back in the vertical direction; the first T-shaped sliding block drives the heating plate to do reciprocating motion in the horizontal direction; the examination paper is placed on the placing table, then the electric telescopic rod drives the heating plate to do reciprocating motion in the horizontal direction to flatten the examination paper, the examination paper is shaped through the temperature of the heating plate, and the examination paper marking machine can not have the problem of unclear scanning due to wrinkles.

Description

Technical Field

[0001] The utility model relates to the technical field of paper marking auxiliary equipment, in particular to a scanning auxiliary device for a paper marking machine. Background Art

[0002] With the development of intelligent teaching, the online marking method of scanning paper test papers and uploading them to computer terminals is becoming more and more common. Intelligent marking has become a new trend in the future development of teaching. Intelligent marking can not only realize the traditional marking functions, but also analyze different test papers.

[0003] At present, when the test papers are collected and stored in the test paper bags, they are prone to wrinkles at the edges, resulting in unclear scanning and affecting the scanning effect. When teachers have difficulty in marking the test papers later, they need to find the original paper test papers again, which is time-consuming and laborious, increases the unnecessary teaching burden of teachers, and affects the progress of marking.

[0004] In view of the above problems, the utility model provides a scanning auxiliary device for a paper marking machine. Utility Model Content

[0005] The utility model aims to provide a scanning auxiliary device for a paper marking machine, wherein the placing table moves downward, the test paper is placed on it and then released, the elastic force of the second spring drives the placing table to move upward so that the test paper is close to the roller, the test paper is fixed, and then the electric telescopic rod is extended so that the heating plate is close to the upper test paper, and then the electric telescopic rod drives the heating plate to make reciprocating motion in the horizontal direction to smooth the test paper and shape the test paper through the temperature of the heating plate, after multiple cycles, the test paper is smoother, and finally the roller rotates to send the smoothed test paper into the paper marking machine, so that the paper marking machine will not have the problem of unclear scanning due to wrinkles, so that teachers can mark papers more easily and labor-savingly, and the speed of marking papers is improved, thereby solving the problems in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a scanning auxiliary device for a paper marking machine, comprising a rectangular box, a first groove is provided on the side of the rectangular box, a second groove is provided on the inner bottom surface of the first groove, a placing table is provided at the opening of the second groove, a bottom end surface of the placing table is fixedly connected to a plurality of evenly distributed second springs, two symmetrical rollers are provided above the placing table, the rollers can rotate, the rollers are provided between two symmetrical rectangular blocks, a first spring is provided on the side of the rectangular block, a first T-shaped slider is provided on the inner top surface of the first groove, a heating plate is provided below the first T-shaped slider, the heating plate can be extended and retracted in the vertical direction, and the first T-shaped slider can drive the heating plate to reciprocate in the horizontal direction.

[0007] Furthermore, a first slide groove is opened in the middle part of the inner top surface of the first groove, the first T-shaped slider is slidably connected to the inner wall of the first slide groove, the first T-shaped slider is fixedly connected to the output end of the electric telescopic rod, and the other end of the electric telescopic rod is fixedly connected to the heating plate, and a screw rod is arranged inside the first slide groove, and the two ends of the screw rod are rotatably connected to the two end inner walls of the first slide groove through bearings, the screw rod is connected to the internal thread of the first T-shaped slider, and one end of the screw rod extends outward to the outside of the rectangular box, and the first motor is fixedly installed on the side of the rectangular box, and the output end of the first motor is fixedly connected to the outer end of the screw rod.

[0008] Furthermore, four mutually symmetrical rectangular holes are arranged on both sides of the rectangular box, a second slide groove is opened on the inner bottom surface of the rectangular hole, a second T-shaped slider is arranged inside the second slide groove, the second T-shaped slider is slidably connected to the inner wall of the second slide groove, a rectangular block is arranged inside the rectangular hole, the bottom end surface of the rectangular block is fixedly connected to the second T-shaped slider, and the other end of the first spring is fixedly connected to the inner wall of the rectangular hole.

[0009] Furthermore, a rotating shaft is arranged between the rectangular blocks, and both ends of the rotating shaft are rotatably connected to the sides of the rectangular blocks through bearings. A roller is fixedly installed in the middle of the rotating shaft, and one end of the rotating shaft extends outwardly to the outside of the rectangular block. A second motor is fixedly installed on the outside of the rectangular block, and the output end of the second motor is fixedly connected to one end of the outer side of the rotating shaft.

[0010] Furthermore, mutually symmetrical third slide grooves are provided on both sides of the second groove, and protrusions are fixedly connected on both sides of the placement table. The protrusions are slidably connected to the inner wall of the third slide groove, and the bottom end of the second spring is fixedly connected to the inner bottom surface of the second groove.

[0011] Furthermore, an anti-slip layer is attached to the outer side of the drum.

[0012] Furthermore, the four corners of the bottom of the rectangular box are fixedly connected with mutually symmetrical supporting legs.

[0013] Compared with the prior art, the utility model has the following beneficial effects: first, the placing table is moved downward, the test paper is placed on it and then released, the elastic force of the second spring drives the placing table to move upward so that the test paper is close to the roller, and the test paper is fixed, then the electric telescopic rod is extended to make the heating plate close to the upper test paper, and then the electric telescopic rod drives the heating plate to reciprocate in the horizontal direction to smooth the test paper and shape the test paper through the temperature of the heating plate, after multiple cycles, the test paper is made flatter, and finally the roller rotates to send the smoothed test paper into the marking machine. The purpose of this design is to move the placing table upward to make the test paper close to the roller, and then the electric telescopic rod is extended to make the heating plate close to the upper test paper, and then the electric telescopic rod drives the heating plate to reciprocate in the horizontal direction to smooth the test paper and shape the test paper through the temperature of the heating plate, and after multiple cycles, the test paper is made flatter, and finally the roller rotates to send the smoothed test paper into the marking machine. The roller rotates and sends the smoothed test paper to the marking machine, so that the marking machine will not have unclear scanning due to wrinkles, which saves time and effort for teachers to mark the test paper, and improves the marking speed. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the internal structure of the first groove in the utility model;

[0016] Figure 3 This is a schematic diagram of the internal structure of the rectangular hole in the utility model;

[0017] Figure 4 It is a schematic diagram of the internal structure of the second groove in the utility model.

[0018] In the figure: 1. rectangular box; 2. first groove; 3. first slide; 4. first T-shaped slider; 5. screw; 6. first motor; 7. electric telescopic rod; 8. heating plate; 9. roller; 10. anti-slip layer; 11. rotating shaft; 12. rectangular hole; 13. rectangular block; 14. first spring; 15. second slide; 16. second T-shaped slider; 17. second motor; 18. second groove; 19. placing table; 20. bump; 21. third slide; 22. second spring; 23. supporting leg. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In order to solve the technical problem of unclear scanning caused by wrinkled test papers, such as Figure 1-4 As shown, the following preferred technical solutions are provided:

[0021] A scanning auxiliary device for a paper marking machine comprises a rectangular box 1, a first groove 2 is provided on the side of the rectangular box 1, a second groove 18 is provided on the inner bottom surface of the first groove 2, a placing table 19 is provided at the opening of the second groove 18, a bottom end surface of the placing table 19 is fixedly connected to a plurality of evenly distributed second springs 22, two symmetrical rollers 9 are provided above the placing table 19, the rollers 9 can rotate, the rollers 9 are provided between two symmetrical rectangular blocks 13, a first spring 14 is provided on the side of the rectangular block 13, a first T-shaped slider 4 is provided on the inner top surface of the first groove 2, a heating plate 8 is provided below the first T-shaped slider 4, the heating plate 8 can be extended and retracted in the vertical direction, and the first T-shaped slider 4 can drive the heating plate 8 to reciprocate in the horizontal direction.

[0022] Specifically, first, the placing table 19 is moved downward, the test paper is placed on it and then released, the elastic force of the second spring 22 drives the placing table 19 to move upward so that the test paper is close to the roller 9 to fix the test paper, and then the electric telescopic rod 7 is extended to make the heating plate 8 close to the upper test paper, and then the electric telescopic rod 7 drives the heating plate 8 to reciprocate in the horizontal direction to smooth the test paper and shape the test paper through the temperature of the heating plate 8. After multiple cycles, the test paper is made more flat, and finally the roller 9 rotates to send the smoothed test paper into the marking machine. The purpose of this design is to move the placing table 19 downward to smooth the test paper. After the test paper is placed on it, it is released. The elastic force of the second spring 22 drives the placement table 19 to move upward so that the test paper is close to the roller 9 to fix the test paper. Then the electric telescopic rod 7 is extended to make the heating plate 8 close to the upper test paper. Then the electric telescopic rod 7 drives the heating plate 8 to reciprocate in the horizontal direction to smooth the test paper and shape the test paper through the temperature of the heating plate 8. After several cycles, the test paper is smoother. Finally, the roller 9 rotates to send the smoothed test paper into the marking machine, so that the marking machine will not have the problem of unclear scanning due to wrinkles, which makes it time-saving and labor-saving for teachers to mark the test paper and improves the speed of marking the test paper.

[0023] Further, such as Figure 1 and Figure 2 As shown, the following preferred technical solutions are provided:

[0024] A first slide groove 3 is provided in the middle of the inner top surface of the first groove 2, and a first T-shaped slider 4 is slidably connected to the inner wall of the first slide groove 3. The first T-shaped slider 4 is fixedly connected to the output end of the electric telescopic rod 7, and the other end of the electric telescopic rod 7 is fixedly connected to the heating plate 8. A screw rod 5 is arranged inside the first slide groove 3, and both ends of the screw rod 5 are rotatably connected to the inner walls at both ends of the first slide groove 3 through bearings. The screw rod 5 is threadedly connected to the internal thread of the first T-shaped slider 4, and one end of the screw rod 5 extends outward to the outside of the rectangular box 1. A first motor 6 is fixedly installed on the side of the rectangular box 1, and the output end of the first motor 6 is fixedly connected to the outer end of the screw rod 5. The purpose of this design is to drive the rotation of the screw rod 5 by rotating the output end of the first motor 6. The rotation of the screw rod 5 drives the threadedly connected first T-shaped slider 4 to reciprocate in the horizontal direction, and the first T-shaped slider 4 drives the electric telescopic rod 7 to reciprocate in the horizontal direction, so that the heating plate 8 fixedly connected to one end of the electric telescopic rod 7 reciprocates in the horizontal direction.

[0025] Further, such as Figure 1 and Figure 3 As shown, the following preferred technical solutions are provided:

[0026] Four mutually symmetrical rectangular holes 12 are arranged on both sides of the rectangular box 1, and a second slide groove 15 is opened on the inner bottom surface of the rectangular hole 12. A second T-shaped slider 16 is arranged inside the second slide groove 15, and the second T-shaped slider 16 is slidably connected to the inner wall of the second slide groove 15. The rectangular block 13 is arranged inside the rectangular hole 12, and the bottom end surface of the rectangular block 13 is fixedly connected to the second T-shaped slider 16. The other end of the first spring 14 is fixedly connected to the inner wall of the rectangular hole 12. The purpose of this design is to drive the rectangular block 13 to slide in the second slide groove 15 by the second T-shaped slider 16, and the rectangular block 13 squeezes the first spring 14. The first spring 14 uses its own elastic force to send the rectangular block 13 back to its original position, so that there is no dead angle when the heating plate 8 is smoothing the wrinkles of the test paper.

[0027] Further, such as Figure 3 As shown, the following preferred technical solutions are provided:

[0028] A rotating shaft 11 is arranged between the rectangular blocks 13, and both ends of the rotating shaft 11 are rotatably connected to the sides of the rectangular blocks 13 through bearings. A roller 9 is fixedly installed in the middle of the rotating shaft 11, and one end of the rotating shaft 11 extends outwardly to the outside of the rectangular block 13. A second motor 17 is fixedly installed on the outside of the rectangular block 13, and the output end of the second motor 17 is fixedly connected to one end of the outside of the rotating shaft 11. The purpose of such a design is to drive the rotation of the rotating shaft 11 by the rotation of the second motor 17, and the rotation of the rotating shaft 11 drives the rotation of the roller 9.

[0029] Further, such as Figure 3 and Figure 4 As shown, the following preferred technical solutions are provided:

[0030] Mutually symmetrical third slide grooves 21 are provided on both sides of the second groove 18, and protrusions 20 are fixedly connected on both sides of the placement platform 19. The protrusions 20 are slidably connected to the inner wall of the third slide groove 21, and the bottom end of the second spring 22 is fixedly connected to the inner bottom surface of the second groove 18. The purpose of this design is to use the elastic force of the second spring 22 to push the placement platform 19 upward, so that the test paper on the placement platform 19 is close to the surface of the roller 9, and the protrusions 20 can prevent the placement platform 19 from tilting.

[0031] Further, such as Figure 1 As shown, the following preferred technical solutions are provided:

[0032] An anti-skid layer 10 is attached to the outer side of the roller 9 , and the purpose of such design is to increase the friction between the roller 9 and the test paper through the anti-skid layer 10 .

[0033] Further, such as Figure 1 As shown, the following preferred technical solutions are provided:

[0034] The four corners of the bottom of the rectangular box 1 are fixedly connected with mutually symmetrical support legs 23. The purpose of this design is to place the rectangular box 1 more stably through the support legs 23.

[0035] In summary: first, the placing table 19 is moved downward, the test paper is placed on it and then released, the elastic force of the second spring 22 drives the placing table 19 to move upward so that the test paper is close to the roller 9, and the test paper is fixed, and then the electric telescopic rod 7 is extended to make the heating plate 8 close to the upper test paper, and then the electric telescopic rod 7 drives the heating plate 8 to reciprocate in the horizontal direction to smooth the test paper and shape the test paper through the temperature of the heating plate 8. After several cycles, the test paper is made flatter, and finally the roller 9 rotates to send the smoothed test paper into the marking machine. The purpose of this design is to move the placing table 19 downward to smooth the test paper. After the test paper is placed on it, it is released. The elastic force of the second spring 22 drives the placement table 19 to move upward so that the test paper is close to the roller 9 to fix the test paper. Then the electric telescopic rod 7 is extended to make the heating plate 8 close to the upper test paper. Then the electric telescopic rod 7 drives the heating plate 8 to reciprocate in the horizontal direction to smooth the test paper and shape the test paper through the temperature of the heating plate 8. After several cycles, the test paper is smoother. Finally, the roller 9 rotates to send the smoothed test paper into the marking machine, so that the marking machine will not have the problem of unclear scanning due to wrinkles, which makes it time-saving and labor-saving for teachers to mark the test paper and improves the speed of marking the test paper.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A scanning auxiliary device for a paper marking machine, characterized in that: The invention comprises a rectangular box (1), wherein a first groove (2) is provided on the side of the rectangular box (1), a second groove (18) is provided on the inner bottom surface of the first groove (2), a placing platform (19) is provided at the opening of the second groove (18), a bottom end surface of the placing platform (19) is fixedly connected to a plurality of evenly distributed second springs (22), two symmetrical rollers (9) are provided above the placing platform (19), the rollers (9) can rotate, the rollers (9) are provided between two symmetrical rectangular blocks (13), a first spring (14) is provided on the side of the rectangular block (13), a first T-shaped slider (4) is provided on the inner top surface of the first groove (2), a heating plate (8) is provided below the first T-shaped slider (4), the heating plate (8) can be extended and retracted in the vertical direction, and the first T-shaped slider (4) can drive the heating plate (8) to reciprocate in the horizontal direction.

2. The scanning auxiliary device for a paper marking machine according to claim 1, characterized in that: A first slide groove (3) is provided in the middle of the inner top surface of the first groove (2); a first T-shaped slider (4) is slidably connected to the inner wall of the first slide groove (3); the first T-shaped slider (4) is fixedly connected to the output end of the electric telescopic rod (7); the other end of the electric telescopic rod (7) is fixedly connected to the heating plate (8); a screw rod (5) is provided inside the first slide groove (3); the two ends of the screw rod (5) are rotatably connected to the inner walls of the two ends of the first slide groove (3) through bearings; the screw rod (5) is threadedly connected to the inside of the first T-shaped slider (4); one end of the screw rod (5) extends outward to the outside of the rectangular box (1); a first motor (6) is fixedly installed on the side of the rectangular box (1); the output end of the first motor (6) is fixedly connected to the outer end of the screw rod (5).

3. The scanning auxiliary device for a paper marking machine according to claim 1, characterized in that: Four mutually symmetrical rectangular holes (12) are arranged on both sides of the rectangular box (1); a second slide groove (15) is provided on the inner bottom surface of the rectangular hole (12); a second T-shaped slider (16) is arranged inside the second slide groove (15); the second T-shaped slider (16) is slidably connected to the inner wall of the second slide groove (15); a rectangular block (13) is arranged inside the rectangular hole (12); the bottom end surface of the rectangular block (13) is fixedly connected to the second T-shaped slider (16); and the other end of the first spring (14) is fixedly connected to the inner wall of the rectangular hole (12).

4. The scanning auxiliary device for a paper marking machine according to claim 3, characterized in that: A rotating shaft (11) is arranged between the rectangular blocks (13), and the two ends of the rotating shaft (11) are rotatably connected to the side of the rectangular block (13) through bearings. A roller (9) is fixedly installed in the middle of the rotating shaft (11), and one end of the rotating shaft (11) extends outwardly from the outside of the rectangular block (13). A second motor (17) is fixedly installed on the outside of the rectangular block (13), and the output end of the second motor (17) is fixedly connected to one end of the outside of the rotating shaft (11).

5. The scanning auxiliary device for a paper marking machine according to claim 1, characterized in that: The two side surfaces of the second groove (18) are provided with third sliding grooves (21) which are symmetrical to each other. The two sides of the placement platform (19) are fixedly connected with protrusions (20), the protrusions (20) are slidably connected to the inner wall of the third sliding groove (21), and the bottom end of the second spring (22) is fixedly connected to the inner bottom surface of the second groove (18).

6. The scanning auxiliary device for a paper marking machine according to claim 1, characterized in that: An anti-slip layer (10) is attached to the outer side of the roller (9).

7. The scanning auxiliary device for a paper marking machine according to claim 1, characterized in that: The four corners of the bottom of the rectangular box (1) are fixedly connected with mutually symmetrical supporting legs (23).

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