Rolling tension adjusting device for paper machine roller

Abstract

The utility model relates to a paper machine roller winding tension adjusting device which comprises a paper winding device. The device further comprises a tension adjusting mechanism, the tension adjusting mechanism comprises two adjusting tables arranged at the front end and the rear end of an adjusting frame, adjusting grooves are formed in the adjusting tables, a first tension adjusting roller is arranged at the lower end of the inner side of the adjusting frame, and the front end and the rear end of the first tension adjusting roller are fixedly connected with two connecting blocks correspondingly. The connecting block is slidably arranged in an adjusting groove in the adjusting table, one end of the connecting block is fixedly connected with a first fixing plate, one end of the first fixing plate is fixedly connected with a telescopic column, one end of the telescopic column is fixedly connected with a second fixing plate, the second fixing plate is fixedly arranged at one end of the adjusting groove, and the other end of the connecting block is fixedly connected with a third fixing plate. A transmission rod is arranged on the other side of the third fixing plate, the other end of the transmission rod is fixedly connected with a pushing rod, and a pushing air cylinder is arranged at the other end of the pushing rod.

Description

Technical Field

[0001] The utility model relates to the technical field of tension adjustment, in particular to a roller winding tension adjustment device for a paper machine. Background Art

[0002] Papermaking machine is a mechanical device used to produce paper. It is a very critical equipment in the papermaking industry. Modern papermaking machines usually consist of multiple parts, including screening, pressing, wetting, drying, and cutting systems. In the papermaking machine winding system, the winding tension needs to be adjusted so that the paper will not be affected by excessive or insufficient tension. The quality of the winding.

[0003] The existing adjustment devices in the winding process mostly adjust the tension by adjusting the pressure and speed of the roller when in use. However, when the paper is wound, when the speed of the roller increases, the paper will become more easily damaged, affecting the winding quality. At the same time, during operation, due to mechanical wear or other reasons, the roller may get stuck when rotating. Once the roller gets stuck, the tension on the paper on the roller will suddenly change, causing damage to the paper on the production line. The staff will need to clean and re-lay the paper on the production line, affecting work efficiency.

[0004] Therefore, a paper machine roller winding tension regulating device is proposed. Utility Model Content

[0005] The utility model aims to provide a paper machine roller winding tension adjustment device to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a paper machine roller winding tension adjustment device, comprising a paper winding device, a discharging roller is arranged inside the paper winding device, a paper is wound on the outer side of the discharging roller, an adjustment frame is fixedly connected to one side of the paper winding device, and a plurality of transmission rollers are fixedly connected to both sides of the inner end of the adjustment frame;

[0007] It also includes a tension adjustment mechanism, which includes two groups of adjustment platforms arranged at the front and rear ends of the adjustment frame, an adjustment groove is arranged inside the adjustment platform, a first tension adjustment roller is arranged at the inner lower end of the adjustment frame, and the front and rear ends of the first tension adjustment roller are respectively fixedly connected with two groups of connecting blocks, the connecting blocks are slidably arranged in the adjustment groove inside the adjustment platform, one end of the connecting block is fixedly connected with the first fixed plate, one end of the first fixed plate is fixedly connected with the telescopic column, one end of the telescopic column is fixedly connected with the second fixed plate, the second fixed plate is fixedly arranged at one end of the adjustment groove, the other end of the connecting block is fixedly connected with the third fixed plate, the other side of the third fixed plate is arranged with a transmission rod, the other end of the transmission rod is fixedly connected with a push rod, and the other end of the push rod is arranged with a push cylinder.

[0008] Preferably, a first compression spring is provided on the outer side of the telescopic column, and both ends of the first compression spring are fixedly connected to the facing ends of the first fixed plate and the second fixed plate. A second compression spring is provided on the outer side of the transmission rod, and both ends of the second compression spring are fixedly connected to the other end of the third fixed plate and the inside of the adjustment slot.

[0009] Preferably, a fixing seat is fixedly connected to the lower side of one end of the adjustment frame, a supporting arm is fixedly connected to the upper end of the fixing seat, a tension sensor is provided at the lower end of the transmission roller, and a winding roller is provided at the upper end of the supporting arm.

[0010] Preferably, the upper end of one side of the adjustment frame is fixedly connected to a fixing frame, the upper end of the fixing frame is fixedly provided with a motor, the output shaft of the motor is fixedly connected to a rotating shaft, the outer side of the middle end of the rotating shaft is fixedly connected to a first transmission gear, and the rear end of the rotating shaft is rotatably connected to a connecting platform.

[0011] Preferably, the lower end of the connecting platform is fixedly connected to the fixing frame, the outer end of the first transmission gear is meshedly connected to the second transmission gear, and the inner side of the second transmission gear is fixedly connected to the first transmission shaft.

[0012] Preferably, support rings are rotatably connected to the lower sides of the front and rear ends of the first transmission shaft, and the lower end of the support ring is fixedly connected to the adjustment frame.

[0013] Preferably, a movable groove is provided inside the adjustment frame below the support ring, two sets of transmission belts are rotatably connected to both ends of the first transmission shaft, and the first transmission shaft is connected to the second transmission shaft through the transmission belt.

[0014] Preferably, the rear end of the second transmission shaft is fixedly connected to the third transmission gear, one end of the third transmission gear is meshingly connected to a sliding plate, the sliding plate is slidably arranged inside the movable groove, the second transmission shaft and the third transmission gear are both arranged inside the movable groove, and the object ends of the two groups of sliding plates are fixedly connected to the second tension adjustment roller.

[0015] Beneficial effects of the utility model:

[0016] Compared with the prior art, the utility model provides a paper machine roller winding tension adjustment device. By setting a tension adjustment mechanism, the first tension adjustment roller can be quickly moved to reduce the tension on the paper. When a transmission roller locks, the faulty transmission roller stops, and the normal transmission roller receives a system signal and quickly decelerates and stops. During the period when the transmission roller decelerates, the paper tension on the normal transmission roller increases sharply, and the first tension adjustment roller moves to reduce the length of the paper between the first tension adjustment roller and the transmission roller, and the tension received by the paper decreases accordingly.

[0017] By setting the sliding plate, the movement of the second tension adjustment roller is controlled, thereby controlling the tension of the paper. Compared with adjusting the speed and pressure of the roller, it is less likely to damage the paper. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only for the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 This is a schematic diagram of the overall three-dimensional structure of a paper machine roller winding tension adjustment device according to an embodiment of the utility model;

[0020] Figure 2 The utility model is a paper machine roller winding tension adjustment device Figure 1 Schematic diagram of the three-dimensional structure of the cross section at AA in the middle;

[0021] Figure 3 The utility model is a paper machine roller winding tension adjustment device Figure 1 Schematic diagram of the three-dimensional structure of the cross section at BB in the middle;

[0022] Figure 4 The utility model is a paper machine roller winding tension adjustment device Figure 3 Enlarged images of points C and D in the middle.

[0023] The markings in the figure are: 1. paper winding device; 2. unwinding roller; 3. paper; 4. adjustment frame; 5. fixed seat; 6. support arm; 7. transmission roller; 8. tension sensor; 9. first tension adjustment roller; 10. second tension adjustment roller; 11. fixed frame; 12. winding roller; 13. motor; 14. rotating shaft; 15. connecting platform; 16. first transmission gear; 17. second transmission gear; 18. first transmission shaft; 19. supporting ring; 20. adjustment platform; 21. transmission belt; 22. second transmission shaft; 23. third transmission gear; 24. sliding plate; 25. connecting block; 26. first fixed plate; 27. telescopic column; 28. second fixed plate; 29. ​​first compression spring; 30. third fixed plate; 31. transmission rod; 32. second compression spring; 33. pushing rod; 34. pushing cylinder. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with specific embodiments.

[0025] It should be noted that, unless otherwise defined, the technical terms or scientific terms used in the present invention should be understood by people with ordinary skills in the field to which the present invention belongs. The words "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. "Include" or "comprise" and similar words mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connect" or "connected" and similar words are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0026] In order to keep the following description of the embodiments of the present invention clear and concise, the present invention omits detailed descriptions of known functions and known components.

[0027] like Figures 1 to 4 As shown, a paper machine roll winding tension adjustment device comprises a paper winding device 1, wherein a discharging roller 2 is arranged inside the paper winding device 1, and a paper 3 is wound on the outer side of the discharging roller 2, and an adjustment frame 4 is fixedly connected to one side of the paper winding device 1, and a plurality of transmission rollers 7 are fixedly connected to both sides of the inner end of the adjustment frame 4; and also comprises a tension adjustment mechanism, and the tension adjustment mechanism comprises two groups of adjustment platforms 20 arranged at the front and rear ends of the adjustment frame 4, and an adjustment slot is arranged inside the adjustment platform 20, and a first tension adjustment roller 9 is arranged at the inner lower end of the adjustment frame 4, and two front and rear ends of the first tension adjustment roller 9 are respectively fixedly connected to A connecting block 25 is provided, and the connecting block 25 is slidably arranged in the adjusting groove inside the adjusting platform 20. One end of the connecting block 25 is fixedly connected to the first fixing plate 26, one end of the first fixing plate 26 is fixedly connected to the telescopic column 27, one end of the telescopic column 27 is fixedly connected to the second fixing plate 28, and the second fixing plate 28 is fixedly arranged at one end of the adjusting groove. The other end of the connecting block 25 is fixedly connected to the third fixing plate 30, and the other side of the third fixing plate 30 is provided with a transmission rod 31, the other end of the transmission rod 31 is fixedly connected to the pushing rod 33, and the other end of the pushing rod 33 is provided with a pushing cylinder 34.

[0028] Specifically, Figures 1 to 4As shown, a first compression spring 29 is provided on the outer side of the telescopic column 27, and both ends of the first compression spring 29 are fixedly connected to the opposite ends of the first fixed plate 26 and the second fixed plate 28. A second compression spring 32 is provided on the outer side of the transmission rod 31, and both ends of the second compression spring 32 are fixedly connected to the other end of the third fixed plate 30 and the inside of the adjustment groove. A fixing seat 5 is fixedly connected to the lower side of one end of the adjustment frame 4, and a support arm 6 is fixedly connected to the upper end of the fixing seat 5. A tension sensor 8 is provided at the lower end of the transmission roller 7, and a winding roller 12 is provided at the upper end of the support arm 6.

[0029] During operation, the unwinding roller 2 starts to transport the paper 3, and the paper 3 moves along the multiple sets of transmission rollers 7 until it is wound onto the winding roller 12. Before operation, the pushing cylinder 34 is started, and the pushing cylinder 34 drives the pushing rod 33 to push, and the pushing rod 33 drives the transmission rod 31. When the transmission rod 31 is pushed, the second compression spring 32 is stretched, and the transmission rod 31 pushes the third fixed plate 30 when it moves, because the third fixed plate 30 is fixedly connected to the connecting block 25, the connecting block 25 is fixedly connected to the first fixed plate 26, and the first fixed plate 26 is fixedly connected to the second fixed plate The opposite ends of the plates 28 are fixedly connected to the telescopic column 27, and the first compression spring 29 is arranged on the outside of the telescopic column 27. Therefore, when the third fixed plate 30 moves, the first fixed plate 26 is driven to move through the connecting block 25, and the first fixed plate 26 pushes the compression telescopic column 27 and the first compression spring 29. During the working process, when the transmission roller 7 has a locking failure, the tension detected by the tension sensor 8 changes, and the information is transmitted to the processor. The processor controls to start the push cylinder 34, and the push cylinder 34 drives the push rod 33 and the second compression spring 32 pushes back, the second compression spring 32 loses pressure, and under the influence of the rebound force, the third fixed plate 30 is instantly driven to rebound, and the third fixed plate 30 rebounds to pull the connecting block 25, and then the first compression spring 29 rebounds to push the connecting block 25, and because the connecting block 25 is slidably connected to the adjusting slot in the adjusting platform 20, and the connecting block 25 is fixedly connected to the first tension adjusting roller 9, when the connecting block 25 slides to one end inside the adjusting slot, the connecting block 25 drives the first tension adjusting roller 9 to move, and the movement of the first tension adjusting roller 9 drives the paper 3 to move, and the tension on the paper 3 is reduced by setting the tension adjustment mechanism, the first tension adjusting roller 9 can be quickly moved to reduce the tension on the paper 3, when the transmission roller 7 is locked, the faulty transmission roller 7 stops, and the normal transmission roller 7 receives the system signal and quickly decelerates and stops, during the period when the transmission roller 7 decelerates, the tension of the paper 3 on the normal transmission roller 7 increases sharply, the first tension adjusting roller 9 moves, and the length of the paper 3 between the first tension adjusting roller 9 and the transmission roller 7 is reduced, and the tension received by the paper 3 decreases accordingly.

[0030] like Figures 1 to 4As shown, the upper end of one side of the adjustment frame 4 is fixedly connected to a fixing frame 11, the upper end of the fixing frame 11 is fixedly provided with a motor 13, the output shaft of the motor 13 is fixedly connected to a rotating shaft 14, the middle end of the rotating shaft 14 is fixedly connected to the outer side with a first transmission gear 16, the rear end of the rotating shaft 14 is rotatably connected to a connecting platform 15, the lower end of the connecting platform 15 is fixedly connected to the fixing frame 11, the outer end of the first transmission gear 16 is meshedly connected to the second transmission gear 17, the inner side of the second transmission gear 17 is fixedly connected to the first transmission shaft 18, the lower sides of the front and rear ends of the first transmission shaft 18 are rotatably connected to support rings 19, and the support rings 19 The lower end is fixedly connected to the adjusting frame 4, and a movable groove is arranged inside the adjusting frame 4 below the supporting ring 19. Two ends of the first transmission shaft 18 are rotatably connected with two sets of transmission belts 21. The first transmission shaft 18 is connected to the second transmission shaft 22 through the transmission belt 21. The rear end of the second transmission shaft 22 is fixedly connected with the third transmission gear 23. One end of the third transmission gear 23 is meshedly connected with a sliding plate 24. The sliding plate 24 is slidably arranged inside the movable groove. The second transmission shaft 22 and the third transmission gear 23 are both arranged inside the movable groove. The object ends of the two sets of sliding plates 24 are fixedly connected with the second tension adjustment roller 10.

[0031] During operation, the motor 13 is started, and the output shaft of the motor 13 drives the rotating shaft 14 to rotate. The rotating shaft 14 drives the first transmission gear 16 to rotate, and the first transmission gear 16 drives the second transmission gear 17 to rotate. The second transmission gear 17 drives the first transmission shaft 18 to rotate. Because the front and rear ends of the first transmission shaft 18 are rotatably connected with two sets of transmission belts 21, the first transmission shaft 18 transmits two sets of second transmission shafts 22 through the two sets of transmission belts 21. The second transmission shaft 22 rotates to drive the third transmission gear 23 to rotate. The third transmission gear 23 rotates to drive the sliding plate 24 to rise and fall. Because the sliding plate 24 is slidably arranged inside the movable groove, one end of the sliding plate 24 is fixedly connected to the second tension adjustment roller 10. Therefore, when the sliding plate 24 moves, it drives the second tension adjustment roller 10 to move. The second tension adjustment roller 10 moves to adjust the tension of the paper 3. By setting the sliding plate 24, the movement of the second tension adjustment roller 10 is controlled, thereby controlling the tension of the paper 3. Compared with adjusting the speed and pressure of the roller, it is less likely to damage the paper.

[0032] A person skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention, including the claims, is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0033] The utility model is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the scope of protection of the utility model.

Claims

1. A paper machine roller winding tension adjustment device, comprising a paper winding device (1), wherein a discharging roller (2) is arranged inside the paper winding device (1), and a paper (3) is wound on the outer side of the discharging roller (2), and an adjustment frame (4) is fixedly connected to one side of the paper winding device (1), and a plurality of transmission rollers (7) are fixedly connected to both sides of the inner end of the adjustment frame (4), characterized in that: It also includes a tension adjustment mechanism, the tension adjustment mechanism including two groups of adjustment platforms (20) arranged at the front and rear ends of the adjustment frame (4), the adjustment platform (20) is provided with an adjustment slot inside, a first tension adjustment roller (9) is provided at the inner lower end of the adjustment frame (4), the front and rear ends of the first tension adjustment roller (9) are respectively fixedly connected with two groups of connection blocks (25), and the connection blocks (25) are slidably arranged in the adjustment slot inside the adjustment platform (20); One end of the connecting block (25) is fixedly connected to a first fixing plate (26), one end of the first fixing plate (26) is fixedly connected to a telescopic column (27), one end of the telescopic column (27) is fixedly connected to a second fixing plate (28), the second fixing plate (28) is fixedly arranged at one end of the adjusting slot, the other end of the connecting block (25) is fixedly connected to a third fixing plate (30), the other side of the third fixing plate (30) is provided with a transmission rod (31), the other end of the transmission rod (31) is fixedly connected to a pushing rod (33), and the other end of the pushing rod (33) is provided with a pushing cylinder (34).

2. A paper machine roller winding tension adjustment device as claimed in claim 1, characterized in that: A first compression spring (29) is arranged on the outer side of the telescopic column (27), and two ends of the first compression spring (29) are fixedly connected to the opposite ends of the first fixing plate (26) and the second fixing plate (28). A second compression spring (32) is arranged on the outer side of the transmission rod (31), and two ends of the second compression spring (32) are fixedly connected to the other end of the third fixing plate (30) and the inside of the adjustment groove.

3. A paper machine roller winding tension adjustment device as claimed in claim 1, characterized in that: A fixing seat (5) is fixedly connected to the lower side of one end of the adjustment frame (4), a supporting arm (6) is fixedly connected to the upper end of the fixing seat (5), a tension sensor (8) is arranged at the lower end of the transmission roller (7), and a winding roller (12) is arranged at the upper end of the supporting arm (6).

4. A paper machine roller winding tension adjustment device as claimed in claim 1, characterized in that: The upper end of one side of the adjustment frame (4) is fixedly connected to a fixing frame (11), the upper end of the fixing frame (11) is fixedly provided with a motor (13), the output shaft of the motor (13) is fixedly connected to a rotating shaft (14), the outer side of the middle end of the rotating shaft (14) is fixedly connected to a first transmission gear (16), and the rear end of the rotating shaft (14) is rotatably connected to a connecting platform (15).

5. A paper machine roller winding tension adjustment device as claimed in claim 4, characterized in that: The lower end of the connecting platform (15) is fixedly connected to the fixing frame (11), the outer end of the first transmission gear (16) is meshedly connected to the second transmission gear (17), and the inner side of the second transmission gear (17) is fixedly connected to the first transmission shaft (18).

6. A paper machine roller winding tension adjustment device as claimed in claim 5, characterized in that: The lower sides of the front and rear ends of the first transmission shaft (18) are rotatably connected to support rings (19), and the lower end of the support ring (19) is fixedly connected to the adjustment frame (4).

7. A paper machine roller winding tension adjustment device as claimed in claim 6, characterized in that: A movable groove is provided inside the adjustment frame (4) below the support ring (19); two sets of transmission belts (21) are rotatably connected at both ends of the first transmission shaft (18); and the first transmission shaft (18) is transmission-connected to the second transmission shaft (22) via the transmission belt (21).

8. A paper machine roller winding tension adjustment device as claimed in claim 7, characterized in that: The rear end of the second transmission shaft (22) is fixedly connected to a third transmission gear (23), one end of the third transmission gear (23) is meshingly connected to a sliding plate (24), the sliding plate (24) is slidably arranged inside the movable groove, the second transmission shaft (22) and the third transmission gear (23) are both arranged inside the movable groove, and the opposing ends of the two sets of sliding plates (24) are fixedly connected to a second tension adjustment roller (10).

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