Traction mechanism of coating machine

Abstract

The utility model discloses a traction mechanism of a coating machine, relates to the technical field of coating machines, and provides the following scheme that the traction mechanism comprises a conveying roller and a lifting mechanism arranged outside the conveying roller, the lifting mechanism comprises a working assembly and a lifting assembly, the working assembly comprises a motor, the motor is arranged outside the conveying roller, and the lifting assembly is arranged outside the conveying roller. A motor is fixedly connected to the outer wall of the shell, a threaded shaft is fixedly connected to one end of the motor, a sliding block is spirally connected to the outer wall of the threaded shaft, a sliding shell is slidably connected to the outer wall of the sliding block, the lifting assembly comprises a connecting rod, and the top end of the sliding block is rotatably connected with the connecting rod. A threaded shaft rotates to drive a sliding block to rotate, the sliding block slides in a sliding groove formed in a sliding shell and drives a connecting rod to move, meanwhile, a fixing block can drive a lifting column to slide in a sliding groove formed in a limiting column in a lifting mode, the height of a rotating column is increased, and the tension of materials is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of coating machines, in particular to a traction mechanism of a coating machine. Background Art

[0002] Coating machines are mainly used for surface coating production of films, paper, etc. This machine coats the rolled substrate with a layer of glue, paint or ink with specific functions, and then cuts it into sheets or reels it after drying.

[0003] For example, the Chinese utility model patent (CN 215542409 U) relates to the technical field of coating machines, and discloses a traction mechanism of a coating machine, including a coating machine body, the right end of which is fixedly connected to a conveyor roller, and the front end right side of the coating machine body is fixedly installed with a driving motor. The utility model is arranged on the top outer side of the two first guide wheels through the arrangement of the first spring, the second spring, the sleeve, the connecting rod, the first guide wheel, the second guide wheel, the inverted C-shaped connecting frame, the limiting wheel, the slide groove and the sliding block, and then arranged on the bottom outer side of the second guide wheel, so that the second spring elastic force pushes the second guide wheel to generate tension on the cloth, and then the limiting wheel is inserted into the first guide wheel, so that when the cloth is conveyed, the limiting wheel can not only smooth the cloth twice, thereby improving the flatness of the cloth, and further improving the effect of cloth production, but also the limiting wheel limits the cloth on the first guide wheel, thereby preventing the cloth from detaching from the first guide wheel and affecting the conveying of the cloth, which is more practical and suitable for wide promotion and use.

[0004] However, in the above patent, the cloth can be smoothed to provide flatness, but the tightness of the cloth cannot be effectively controlled, and unevenness will still exist after smoothing. The smoothing effect is not obvious, and the cloth cannot be effectively stretched and extended. Moreover, the stretching force cannot be controlled after the cloth is stretched and stretched, and it is easy to stretch too much, causing damage and breakage of the cloth. Therefore, a traction mechanism of a coating machine is needed. Utility Model Content

[0005] The utility model aims to provide a traction mechanism for a coating machine, which solves the problems in the prior art that the smoothing effect is not obvious, the cloth cannot be effectively stretched and extended, and the stretching force cannot be controlled after the cloth is stretched and extended, and it is easy to stretch too much, causing damage and breakage of the cloth.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a traction mechanism of a coating machine, comprising a conveying roller and a lifting mechanism arranged outside the conveying roller, wherein the lifting mechanism comprises a working component and a lifting component;

[0007] The working assembly includes a motor, the outside of the conveying roller is provided with a motor, one end of the motor is fixedly connected to a threaded shaft, the outer wall of the threaded shaft is spirally connected to a sliding block, and the outer wall of the sliding block is slidably connected to a sliding shell;

[0008] The lifting assembly includes a connecting rod, the top of the sliding block is rotatably connected to the connecting rod, the top of the connecting rod is rotatably connected to the fixed block, the inner wall of the fixed block is rotatably connected to a rotating column, the bottom of the fixed block is fixedly connected to a lifting column, and the outer wall of the lifting column is slidably connected to a limiting column.

[0009] Preferably, a hollow column is provided on the outside of the conveying roller, the inner wall of the hollow column is slidably connected to a sliding column, the top of the sliding column is fixedly connected to a first spring, the top of the hollow column is fixedly connected to a fixing plate, one side of the fixing plate is fixedly connected to a shell, the bottom end of the sliding column is fixedly connected to a placement block, the inner wall of the placement block is rotatably connected to a rotating roller, the bottom of the fixing plate is rotatably connected to a first telescopic column, the outer wall of the first telescopic column is slidably connected to a second telescopic column, a second spring is provided on the outside of the second telescopic column, the bottom of the shell is fixedly connected to a wheel, and the inner wall of the shell is rotatably connected to a rotating roller.

[0010] Preferably, the sliding block is provided with a thread groove matched with the threaded shaft, and the threaded shaft forms a spiral structure with the sliding block through the motor.

[0011] Preferably, the sliding shell is provided with a sliding groove matched with the sliding block, and the sliding block forms a sliding structure with the sliding shell via a threaded shaft.

[0012] Preferably, the limiting column is provided with a sliding groove matched with the lifting column, and the lifting column forms a sliding structure with the limiting column through a connecting rod.

[0013] Preferably, the hollow column is provided with a sliding groove which matches the sliding column.

[0014] Preferably, two groups of the first telescopic column, the second telescopic column and the second spring are provided, and the positional relationship of the two groups of the first telescopic column, the second telescopic column and the second spring is symmetrically distributed about the midpoint of the fixing plate.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. By setting a rotating column, the motor fixed on the outer wall of the shell is running, so that the threaded shaft rotates to drive the sliding block to rotate, and the sliding block slides in the sliding groove opened in the sliding shell, so that the sliding block drives the connecting rod to move. At the same time, the fixed block will drive the lifting column to lift and slide in the sliding groove opened in the limit column, thereby increasing the height of the rotating column and ensuring the tension of the material.

[0017] 2. By setting a rotating roller, the sliding column relies on the elastic effect of the first spring to slide out of the sliding groove opened by the hollow column, so that the placement block and the rotating roller have a downward moving force. At the same time, the first telescopic column will slide out of the groove of the second telescopic column, relying on the second spring to play the role of elastic support, ensuring the stability of the placement block, ensuring the compactness of the material to a certain limit, and leveling the material while preventing damage to the material caused by excessive tension. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall structure of a traction mechanism of a coating machine proposed by the utility model;

[0019] Figure 2 This is a schematic diagram of the overall cross-sectional structure of a traction mechanism of a coating machine proposed by the utility model;

[0020] Figure 3 This is a schematic diagram of the lifting structure of the traction mechanism of a coating machine proposed by the utility model;

[0021] Figure 4 The utility model is a schematic diagram of a buffer structure of a traction mechanism of a coating machine.

[0022] In the figure: 1. conveying roller; 2. motor; 3. threaded shaft; 4. sliding block; 5. sliding shell; 6. connecting rod; 7. fixed block; 8. rotating column; 9. lifting column; 10. limiting column; 11. hollow column; 12. sliding column; 13. first spring; 14. fixing plate; 15. shell; 16. placement block; 17. rotating roller; 18. first telescopic column; 19. second telescopic column; 20. second spring; 21. wheel; 22. rotating roller. DETAILED DESCRIPTION

[0023] 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.

[0024] Example 1

[0025] like Figure 1-4 As shown, a traction mechanism of a coating machine shown in the figure includes a conveying roller 1 and a lifting mechanism arranged outside the conveying roller 1, and the lifting mechanism includes a working component and a lifting component;

[0026] The working assembly includes a motor 2, the motor 2 is arranged outside the conveying roller 1, one end of the motor 2 is fixedly connected to a threaded shaft 3, the outer wall of the threaded shaft 3 is spirally connected to a sliding block 4, and the outer wall of the sliding block 4 is slidably connected to a sliding shell 5;

[0027] The lifting assembly includes a connecting rod 6, the top of the sliding block 4 is rotatably connected to the connecting rod 6, the top of the connecting rod 6 is rotatably connected to the fixed block 7, the inner wall of the fixed block 7 is rotatably connected to the rotating column 8, the bottom of the fixed block 7 is fixedly connected to the lifting column 9, and the outer wall of the lifting column 9 is slidably connected to the limiting column 10.

[0028] Among them, Figure 3 As shown, the sliding block 4 is provided with a thread groove that matches the threaded shaft 3 , and the threaded shaft 3 forms a spiral structure with the sliding block 4 through the motor 2 , which is conducive to the rotation of the threaded shaft 3 to change the position of the sliding block 4 .

[0029] Among them, Figure 3 As shown, the sliding shell 5 is provided with a sliding groove that matches the sliding block 4. The sliding block 4 forms a sliding structure with the sliding shell 5 through the threaded shaft 3, which is conducive to determining the sliding direction of the sliding block 4 and ensuring the stability of the sliding process.

[0030] Among them, Figure 2 As shown, the limiting column 10 is provided with a sliding groove that matches the lifting column 9. The lifting column 9 forms a sliding structure with the limiting column 10 through the connecting rod 6, which is beneficial to ensure stability during the lifting and sliding process and prevent sliding out.

[0031] Example 2

[0032] like Figure 1 , Figure 2 and Figure 4 As shown, this embodiment further illustrates Example 1, a hollow column 11 is provided on the outside of the conveying roller 1, and a sliding column 12 is slidably connected to the inner wall of the hollow column 11, and a first spring 13 is fixedly connected to the top of the sliding column 12, and a fixed plate 14 is fixedly connected to the top of the hollow column 11, and a shell 15 is fixedly connected to one side of the fixed plate 14, and a placement block 16 is fixedly connected to the bottom end of the sliding column 12, and a rotating roller 17 is rotatably connected to the inner wall of the placement block 16, and a first telescopic column 18 is rotatably connected to the bottom of the fixed plate 14, and a second telescopic column 19 is slidably connected to the outer wall of the first telescopic column 18, and a second spring 20 is provided on the outside of the second telescopic column 19, and a wheel 21 is fixedly connected to the bottom of the shell 15, and a rotating roller 22 is rotatably connected to the inner wall of the shell 15.

[0033] Among them, Figure 4 As shown, the hollow column 11 is provided with a sliding groove that matches the sliding column 12, which is conducive to pushing the placement block 16 downward by the elastic force of the first spring 13 through the sliding column 12, so that the material has a certain tension.

[0034] Among them, Figure 1 As shown, two groups of first telescopic columns 18, second telescopic columns 19 and second springs 20 are provided, and the positional relationship of the two groups of first telescopic columns 18, second telescopic columns 19 and second springs 20 is symmetrically distributed about the midpoint of the fixed plate 14, which is beneficial to ensure material tension while maintaining flatness.

[0035] When in use: first, the motor 2 fixed to the outer wall of the housing 15 is operated to rotate the threaded shaft 3 to drive the sliding block 4 to rotate, so that the sliding block 4 slides in the sliding groove provided in the sliding shell 5, so that the sliding block 4 drives the connecting rod 6 to move, and at the same time, the fixed block 7 drives the lifting column 9 to lift and slide in the sliding groove provided in the limit column 10, thereby increasing the height of the rotating column 8 and ensuring the tension of the material;

[0036] Finally, the sliding column 12 relies on the elastic effect of the first spring 13 to slide out of the sliding groove opened in the hollow column 11, so that the placement block 16 and the rotating roller 17 have a downward moving force. At the same time, the first telescopic column 18 will slide out of the groove of the second telescopic column 19, relying on the second spring 20 to play the role of elastic support, ensuring the stability of the placement block 16, ensuring the compactness of the material to a certain limit, and leveling the material while preventing damage to the material caused by excessive tension.

[0037] 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.

[0038] 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 traction mechanism of a coating machine, comprising a conveying roller (1) and a lifting mechanism arranged outside the conveying roller (1), characterized in that: The lifting mechanism comprises a working component and a lifting component; The working assembly comprises a motor (2), the motor (2) is arranged outside the conveying roller (1), one end of the motor (2) is fixedly connected to a threaded shaft (3), the outer wall of the threaded shaft (3) is spirally connected to a sliding block (4), and the outer wall of the sliding block (4) is slidably connected to a sliding shell (5); The lifting assembly comprises a connecting rod (6), the top end of the sliding block (4) is rotatably connected to the connecting rod (6), the top end of the connecting rod (6) is rotatably connected to a fixed block (7), the inner wall of the fixed block (7) is rotatably connected to a rotating column (8), the bottom of the fixed block (7) is fixedly connected to a lifting column (9), and the outer wall of the lifting column (9) is slidably connected to a limiting column (10).

2. The traction mechanism of a coating machine according to claim 1, characterized in that: The conveying roller (1) is provided with a hollow column (11) on the outside, the inner wall of the hollow column (11) is slidably connected to a sliding column (12), the top of the sliding column (12) is fixedly connected to a first spring (13), the top of the hollow column (11) is fixedly connected to a fixing plate (14), one side of the fixing plate (14) is fixedly connected to a shell (15), the bottom end of the sliding column (12) is fixedly connected to a placement block (16), the inner wall of the placement block (16) is rotatably connected to a rotating roller (17), the bottom of the fixing plate (14) is rotatably connected to a first telescopic column (18), the outer wall of the first telescopic column (18) is slidably connected to a second telescopic column (19), the outside of the second telescopic column (19) is provided with a second spring (20), the bottom of the shell (15) is fixedly connected to a wheel (21), and the inner wall of the shell (15) is rotatably connected to a rotating roller (22).

3. The traction mechanism of a coating machine according to claim 1, characterized in that: The sliding block (4) is provided with a thread groove that matches the threaded shaft (3), and the threaded shaft (3) forms a spiral structure with the sliding block (4) through the motor (2).

4. The traction mechanism of a coating machine according to claim 1, characterized in that: The sliding shell (5) is provided with a sliding groove that matches the sliding block (4), and the sliding block (4) forms a sliding structure with the sliding shell (5) through the threaded shaft (3).

5. The traction mechanism of a coating machine according to claim 1, characterized in that: The limiting column (10) is provided with a sliding groove that matches the lifting column (9), and the lifting column (9) forms a sliding structure with the limiting column (10) through a connecting rod (6).

6. The traction mechanism of a coating machine according to claim 2, characterized in that: The hollow column (11) is provided with a sliding groove which matches the sliding column (12).

7. The traction mechanism of a coating machine according to claim 2, characterized in that: The first telescopic column (18), the second telescopic column (19) and the second spring (20) are provided in two groups, and the positional relationship of the two groups of the first telescopic column (18), the second telescopic column (19) and the second spring (20) is symmetrically distributed about the midpoint of the fixed plate (14).

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