Rolling tension adjusting device for paper machine roller

Abstract

The utility model discloses a paper machine roller winding tension adjusting device which comprises a bottom plate, the upper end of the bottom plate is fixedly connected with an electric telescopic rod, the telescopic end of the electric telescopic rod is fixedly connected with a lifting plate, the upper end of the lifting plate is symmetrically and fixedly connected with two connecting blocks, rectangular cavities are formed in the two connecting blocks, and the rectangular cavities are communicated with the lifting plate. Each rectangular cavity is internally provided with two supporting plates, every two supporting plates are elastically connected through a spring, a slidable sliding block is arranged in each rectangular cavity, strip-shaped grooves are formed in the opposite side walls of the two rectangular cavities, and a supporting roller is rotationally connected between the two sliding blocks. And two rotating shafts of the support roller respectively penetrate through the corresponding strip-shaped grooves. When the adjusting device is used, the tension can be ensured to be within a suitable range by using the spring, and a user can conveniently judge whether the tension is too large or too small by matching with the use of the warning line, and the tension is adjusted through the lifting mechanism.

Description

TECHNICAL FIELD

[0001] The utility model relates to paper machine technical field especially relates to a paper machine roll winding tension adjusting device. BACKGROUND

[0002] In the paper production process, the roll winding link is crucial to the quality control of paper, and the precise adjustment of winding tension is the core element. Suitable winding tension can ensure that the paper is flat and tightly wound on the roll, avoiding problems such as wrinkles, looseness or breakage, and thus ensuring the physical properties and appearance quality of the paper;

[0003] However, the existing paper machine roll winding tension adjustment method has many shortcomings. Some devices lack effective tension automatic stabilizing mechanism, and the tension is prone to change during the winding process, making it difficult to stabilize within the appropriate range, resulting in unstable paper quality and rising scrap rate;

[0004] Some devices with tension adjustment function can achieve a certain degree of tension control, but lack intuitive tension state indication means. It is difficult for the operator to quickly and accurately determine whether the current tension is within the reasonable range, and often requires repeated debugging based on experience, which not only increases the operation difficulty and workload, but also reduces the production efficiency. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the shortcomings in the prior art and provides a paper machine roll winding tension adjusting device. The use of springs can ensure that the tension is within the appropriate range, and the use of warning lines can help users determine whether the tension is too large or too small. The tension is adjusted by the lifting mechanism.

[0006] To achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A paper machine roll winding tension adjusting device, comprising a bottom plate, the upper end of the bottom plate is fixedly connected with an electric telescopic rod, the telescopic end of the electric telescopic rod is fixedly connected with a lifting plate, the upper end of the lifting plate is fixedly connected with two connecting blocks in pairs, a rectangular cavity is arranged in each of the two connecting blocks, two supporting plates are arranged in each of the rectangular cavities, each two supporting plates are elastically connected through springs, a slidable sliding block is arranged in each of the rectangular cavities, a strip-shaped groove is formed in the opposite side walls of the two rectangular cavities, a supporting roller is rotatably connected between the two sliding blocks, and the two rotating shafts of the supporting roller respectively penetrate the corresponding strip-shaped grooves; a connecting mechanism, the connecting mechanism comprises a meandering frame fixedly connected to the lower ends of the two sliding blocks, the upper ends of the two supporting plates located above are fixedly connected with L-shaped insertion plates, the horizontal parts of the L-shaped insertion plates penetrate the corresponding meandering frames and are slidingly connected.

[0008] Preferably, two vertical plates are symmetrically fixedly connected to the upper end of the base plate, guide blocks are fixedly connected to the opposite sides of the two connecting blocks, guide grooves are provided on the opposite sides of the two vertical plates, and each guide block cooperates with the corresponding guide groove.

[0009] Preferably, a material taking opening is provided on the front side of the two rectangular cavities, and the left-right spacing of the material taking opening is greater than the left-right width of the support plate.

[0010] Preferably, the front-to-back spacing of the strip grooves is smaller than the front-to-back spacing of the support plates.

[0011] Preferably, the upper end of the sliding block located on the left side is fixedly connected to an indicator rod, and the upper end of the indicator rod passes through the inner top of the corresponding rectangular cavity and is slidably connected.

[0012] Preferably, an indicator plate is fixedly connected to the upper end of the connecting block on the left side, an indicator groove is provided on the front side of the indicator plate, and an annular groove is provided on the outer side of the upper end of the indicator rod.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. By observing the position of the annular groove on the indicator rod relative to the two indicator grooves, staff can intuitively determine the paper rewinding tension. If the tension is abnormal, it can be adjusted promptly by adjusting the electric telescopic rod, etc. This simple operation can quickly control the tension within the appropriate range and ensure the quality of the paper machine rewinding.

[0015] 2. When the spring reaches the end of its life after long-term use and needs to be replaced, simply press the support roller to move the sliding block and the upper support plate downward, exposing the L-shaped insert at the material outlet. You can then pull it out and replace it. When installing, insert the L-shaped insert into the circular frame and release it. The spring's elasticity completes the installation, making the replacement process simple and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic structural diagram of a roller winding tension adjustment device for a papermaking machine proposed in the utility model;

[0017] Figure 2 for Figure 1 sectional view of

[0018] Figure 3 This is a diagram showing the connection between one of the support components and the sliding block.

[0019] In the figure: 1 bottom plate, 2 vertical plate, 3 lifting plate, 4 connecting block, 5 supporting roller, 6 electric telescopic rod, 7 indicating plate, 8 indicating groove, 9 material taking port, 10 strip-shaped groove, 11 sliding block, 12 indicating rod, 13 annular groove, 14 meander-shaped frame, 15 supporting plate, 16 L-shaped insertion plate, 17 spring. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0021] Referring to Figures 1-3 A paper machine roller winding tension adjusting device, including bottom plate 1, the upper end of bottom plate 1 is fixedly connected with electric telescopic rod 6, the telescopic end of electric telescopic rod 6 is fixedly connected with lifting plate 3, the upper end of lifting plate 3 is fixedly connected with two connecting blocks 4 symmetrically, two connecting blocks 4 are provided with rectangular cavities, two supporting plates 15 are arranged in each rectangular cavity, each two supporting plates 15 are elastically connected by spring 17, and slidable sliding block 11 is arranged in each rectangular cavity, strip-shaped groove 10 is formed in the opposite side walls of the two rectangular cavities, the front-to-rear spacing of strip-shaped groove 10 is less than the front-to-rear spacing of supporting plate 15, and supporting roller 5 is rotatably connected between the two sliding blocks 11, and the two rotating shafts of supporting roller 5 respectively penetrate corresponding strip-shaped grooves 10.

[0022] Among them, the upper end of bottom plate 1 is fixedly connected with two vertical plates 2 symmetrically, the opposite sides of the two connecting blocks 4 are fixedly connected with guide blocks, and the opposite sides of the two vertical plates 2 are provided with guide grooves, each guide block is matched with the corresponding guide groove, and the telescopic lifting movement of electric telescopic rod 6 is more stable by using the guide groove and the guide block.

[0023] Among them, it further includes a connecting mechanism, the connecting mechanism includes meander-shaped frame 14 fixedly connected at the lower end of the two sliding blocks 11, the upper end of the two supporting plates 15 located above is fixedly connected with L-shaped insertion plate 16, the horizontal part of each L-shaped insertion plate 16 penetrates the corresponding meander-shaped frame 14 and is slidingly connected.

[0024] Among them, the front sides of the two rectangular cavities are provided with material taking ports 9, and the left-to-right spacing of material taking ports 9 is greater than the left-to-right width of supporting plate 15.

[0025] Among them, the upper end of the sliding block 11 on the left is fixedly connected with an indicator rod 12, the upper end of the indicator rod 12 passes through the inner top of the corresponding rectangular cavity and is slidably connected, and the upper end of the connecting block 4 on the left is fixedly connected with an indicator plate 7, and an indicator groove 8 is provided on the front side of the indicator plate 7. An annular groove 13 is provided on the outer side of the upper end of the indicator rod 12. During specific use, one side of the paper contacts the support roller 5 and applies pressure to it, causing it to move downward and compress the two springs 17. At this time, the annular groove 13 is located in the middle of the two indicator grooves 8. The staff can judge the tension by observing the position of the annular groove 13 relative to the two indicator grooves 8. If the annular groove 13 is located between the two indicator grooves 8, it means that the tension is within an appropriate range.

[0026] In the present invention, during use, one side of the paper contacts the support roller 5 and applies pressure, causing the support roller 5 to move downward and compressing the two springs 17. At this point, the annular groove 13 is located midway between the two indicator grooves 8. The operator can determine the tension by observing the position of the annular groove 13 relative to the two indicator grooves 8. If the annular groove 13 is located between the two indicator grooves 8, the tension is within the appropriate range. If the position of the annular groove 13 deviates from this range, the tension is abnormal and can be further adjusted by adjusting the electric telescopic rod 6, for example.

[0027] It should be noted that if the spring 17 reaches the end of its service life after long-term use, it needs to be replaced. The replacement method is to first press the support roller 5 downward, drive the two sliding blocks 11 downward, and then press the two upper support plates 15 downward (so that the spring 17 is compressed to a greater extent). When the L-shaped insert plate 16 is completely exposed at the material taking port 9, the whole formed by the two support plates 15, the spring 17 and the L-shaped insert plate 16 can be pulled out, and then the whole formed by the two support plates 15, the spring 17 and the L-shaped insert plate 16 can be replaced. After the corresponding L-shaped insert plate 16 is inserted into the circular frame 14, let go. Under the elastic action of the spring 17, the L-shaped insert plate 16 and the upper support plate 15 move up, and the replacement is completed.

[0028] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A paper machine roll take-up tension adjustment device characterized by, The utility model relates to a kind of automatic feeding device for seedling transplanting, including: Bottom plate (1), the upper end of the bottom plate (1) is fixedly connected with electric telescopic rod (6), the telescopic end of the electric telescopic rod (6) is fixedly connected with lifting plate (3), the upper end of the lifting plate (3) is fixedly connected with two connection blocks (4) symmetrically, two rectangular cavities are arranged in the two connection blocks (4), two support plates (15) are arranged in each rectangular cavity, each two support plates (15) are elastically connected by spring (17), slidable sliding block (11) is arranged in each rectangular cavity, strip slot (10) is formed in the opposite side wall of two rectangular cavities, support roller (5) is rotatably connected between two sliding blocks (11), and the two rotation axes of the support roller (5) respectively penetrate corresponding strip slot (10); Connecting mechanism, the connecting mechanism includes back-shaped frame (14) fixedly connected in the lower end of two sliding blocks (11), the upper end of two support plates (15) located in upper is fixedly connected with L-shaped plugboard (16), and the horizontal portion of each L-shaped plugboard (16) penetrates corresponding back-shaped frame (14) and is slidably connected.

2. A reel tension adjustment device for a papermaking machine roll as defined in claim 1, wherein The upper end of the bottom plate (1) is fixedly connected with two vertical plates (2) symmetrically, the opposite side of two connection blocks (4) is fixedly connected with guide block, and the opposite side of two vertical plates (2) is provided with guide slot.

3. A reel tension adjustment device for a papermaking machine roll as defined in claim 1, wherein Front side of two rectangular cavities is provided with material taking opening (9), and the left-right spacing of the material taking opening (9) is greater than the left-right width of support plate (15).

4. A reel tension adjustment device for a papermaking machine roll as defined in claim 1, wherein The front-back spacing of the strip slot (10) is less than the front-back spacing of support plate (15).

5. A reel tension adjustment device for a papermaking machine roll as defined in claim 1, wherein The upper end of the sliding block (11) located in left side is fixedly connected with indicating rod (12), and the upper end of the indicating rod (12) penetrates the inner top of corresponding rectangular cavity and is slidably connected.

6. A reel tension adjustment device for a papermaking machine roll as defined in claim 5, wherein The upper end of the connection block (4) located in left side is fixedly connected with indicating plate (7), and indicating slot (8) is formed in the front side of the indicating plate (7), and annular groove (13) is formed in the upper end of the outer side of the indicating rod (12).

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