Cast film folding device

Abstract

The utility model discloses a cast film folding device, and relates to the technical field of cast film folding, the cast film folding device comprises a bottom plate and a long template, the outer wall of the top of the bottom plate is provided with a second positioning roller set, the outer wall of the top of the bottom plate is fixedly provided with a second supporting plate, and the outer wall of one side of the second supporting plate is fixedly provided with a third electric telescopic rod; a second folding lower plate is fixedly mounted at the output end of the third electric telescopic rod, a second folding upper plate is fixedly mounted on the outer wall of the top of the bottom plate, a long groove is formed in the outer wall of the top of the bottom plate, and a long block is slidably mounted in the long groove. Under the matching action of a motor and the like, the motor is started, the output end of the motor drives a gear to rotate, the gear rotates and drives a rack plate and one of the first positioning roller sets to move, then the distance between the two positioning rollers can be adjusted according to the thickness of the folded cast film, manual adjustment is not needed, and the production efficiency is improved. And the manual labor cost is reduced.

Description

Technical Field

[0001] The present application relates to the technical field of cast film folding, and in particular to a cast film folding device. Background Art

[0002] Cast film is a non-stretched, non-directional flat extruded film produced by melt casting and quenching. There are two types of cast film: single-layer cast film and multi-layer co-extrusion cast film. Compared with blown film, its characteristics are fast production speed, high output, and excellent transparency, glossiness, thickness uniformity, etc.

[0003] After searching, the Chinese patent authorization announcement number CN217626778U discloses a cast film folding device, including a base plate, on which a layered plate is arranged in parallel, and the layered plate and the base plate are vertically connected by a plurality of connecting pillars, and two mutually parallel positioning roller groups are installed on the base plate.

[0004] The cast film folding device in the above patent has the following shortcomings: although the device can arrange the folding upper plate 1, folding lower plate 1 and folding upper plate 2, folding lower plate 2 in layers by setting layered plates, it can be folded twice or once, and folded according to the actual processing needs of the cast film. By setting guide rollers, the extension activity direction of the cast film is converted, but the distance between the two positioning rollers on the positioning roller group 2 on the device is manually adjusted. Since the thickness of the cast film will continue to increase, the distance between the two positioning rollers needs to be continuously adjusted, which will be more troublesome and increase labor costs. Utility Model Content

[0005] The purpose of the present utility model is to solve or at least alleviate the problem in the prior art that the distance between the two positioning rollers on the positioning roller group 2 is manually adjusted in the device. Since the thickness of the cast film will continue to increase, it is necessary to continuously adjust the distance between the two positioning rollers, which will be more troublesome and increase the labor cost.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a cast film folding device comprises a bottom plate and an elongated plate, the top outer wall of the bottom plate is provided with a second positioning roller group, the top outer wall of the bottom plate is fixedly mounted with a second support plate, one side outer wall of the second support plate is fixedly mounted with a third electric telescopic rod, the output end of the third electric telescopic rod is fixedly mounted with a second folding lower plate, the top outer wall of the bottom plate is fixedly mounted with a second folding upper plate, the top outer wall of the bottom plate is provided with an elongated groove, an elongated block is slidably mounted in the elongated groove, the elongated block is fixedly mounted on the bottom outer wall of the second folding lower plate, the top outer wall of the elongated plate is provided with a first positioning roller group, the first positioning roller group is two, one side outer wall of the first positioning roller group is fixedly mounted with a rack plate, the top outer wall of the elongated plate is rotatably mounted with a gear, the gear is meshed with the rack plate, the top outer wall of the elongated plate is fixedly mounted with a first mounting frame, the top inner wall of the first mounting frame is fixedly mounted with a motor, and the output end of the motor is fixedly mounted on the gear.

[0007] By adopting the above technical solution, by starting the motor, the output end of the motor will drive the gear to rotate, and the rotation of the gear will drive the rack plate and one of the positioning roller groups to move, so that the distance between the two positioning rollers can be adjusted according to the thickness of the cast film after folding, without the need for manual adjustment, reducing labor costs.

[0008] Optionally, a sliding groove is provided on the top outer wall of the elongated plate, and one of the positioning roller groups is slidably installed in the sliding groove.

[0009] By adopting the above technical solution, one of the positioning rollers can be slidably installed therein by providing a sliding groove.

[0010] Optionally, a limit plate is fixedly mounted on the top outer wall of the elongated plate, and a limit hole is provided on one side outer wall of the limit plate.

[0011] By adopting the above technical solution, the limiting plate and the limiting hole are provided so as to play an auxiliary limiting role.

[0012] Optionally, a limiting column is slidably installed in the limiting hole, and one end of the limiting column is in contact with the gear.

[0013] By adopting the above technical solution, the gear can be limited by setting the limiting column to prevent the gear from rotating.

[0014] Optionally, a first support plate is fixedly mounted on the top outer wall of the elongated plate, a second electric telescopic rod is fixedly mounted on one side outer wall of the first support plate, and an output end of the second electric telescopic rod is fixedly mounted on one end of a limiting column.

[0015] By adopting the above technical solution, the second electric telescopic rod can be installed on the first support plate by providing the first support plate.

[0016] Optionally, support columns are fixedly mounted on the top outer wall of the base plate. There are four support columns evenly distributed around the top outer wall of the base plate, and one end of the top of the support column is fixedly mounted on the bottom outer wall of the elongated plate.

[0017] By adopting the above technical solution, the long plate can be supported by providing support columns.

[0018] Optionally, a first folding lower plate is fixedly installed on the top outer wall of the elongated plate, a second mounting bracket is fixedly installed on the top outer wall of the elongated plate, a first electric telescopic rod is fixedly installed on the top inner wall of the second mounting bracket, and a first folding upper plate is fixedly installed on the output end of the first electric telescopic rod.

[0019] By adopting the above technical solution, the first folding upper plate can be driven to move by providing a first electric telescopic rod.

[0020] Optionally, two first mounting plates are symmetrically fixedly installed on the top outer wall of the elongated plate, and rollers are rotatably installed on the outer walls on the sides close to each other of the two first mounting plates. A connecting groove is provided on the top outer wall of the elongated plate, and the connecting groove corresponds to the roller. Two guide roller plates are symmetrically fixedly installed on the top inner wall of the elongated plate, and the same guide roller is rotatably installed on the outer walls on the sides close to each other of the two guide roller plates.

[0021] By adopting the above technical solution, the position of the cast film can be guided by arranging the guide roller.

[0022] In summary, the beneficial effects of this application are as follows:

[0023] 1. The new model of the present application adopts the cooperation of a motor, etc. By starting the motor, the output end of the motor will drive the gear to rotate, and the rotation of the gear will drive the rack plate and one of the positioning roller groups to move, and then the distance between the two positioning rollers can be adjusted according to the thickness of the cast film after folding, and no manual adjustment is required, thereby reducing labor costs.

[0024] 2. The new type of the present application adopts the cooperation of the first folding upper plate, etc., through which the cast film first passes through the positioning roller group 2, and then passes through the second folding lower plate and the second folding upper plate. After the first folding, it contacts the surface of the guide roller, and then passes through the connecting groove and between the two rollers. It can pass through the first folding upper plate and the first folding lower plate again, and after folding again, it passes through the positioning roller group 1, and then can be folded twice or once, according to the actual processing needs of the cast film. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the entire application;

[0026] Figure 2 It is a schematic diagram of the rack plate of this application;

[0027] Figure 3 This is a schematic diagram of the second folding upper plate of this application;

[0028] Figure 4 It is a long block diagram of this application.

[0029] Explanation of the accompanying drawings: In the figure: 1, bottom plate; 2, support column; 3, elongated plate; 4, positioning roller group 1; 5, sliding groove; 6, first mounting frame; 7, second mounting frame; 8, first electric telescopic rod; 9, first folding upper plate; 10, first folding lower plate; 11, first mounting plate; 12, rotating roller; 13, connecting groove; 14, rack plate; 15, gear; 16, motor; 17, limit plate; 18, limit hole; 19, limit column; 20, first support plate; 21, second electric telescopic rod; 22, positioning roller group 2; 23, second folding lower plate; 24, second folding upper plate; 25, third electric telescopic rod; 26, second support plate; 27, guide roller plate; 28, guide roller; 29, elongated groove; 30, elongated block. DETAILED DESCRIPTION

[0030] The following is combined with Figure 1-4 This application is described in further detail.

[0031] See also Figure 1-3The cast film folding device includes a bottom plate 1 and an elongated plate 3. The top outer wall of the bottom plate 1 is provided with a second positioning roller group 22. The top outer wall of the bottom plate 1 is fixedly installed with a second support plate 26. A third electric telescopic rod 25 is fixedly installed on the outer wall of one side of the second support plate 26. By setting the second support plate 26, the third electric telescopic rod 25 can be placed on it. The output end of the third electric telescopic rod 25 is fixedly installed with a second folding lower plate 23. The top outer wall of the bottom plate 1 is fixedly installed with a second folding upper plate 24. By setting the second folding lower plate 23 and the second folding upper plate 24, the cast film can be folded. The top outer wall of the bottom plate 1 is provided with an elongated groove 29. An elongated block 30 is slidably installed in the elongated groove 29. By setting the elongated groove 29 so that the elongated block 30 can be installed inside, and the elongated block 30 is fixedly installed on the bottom outer wall of the second folding lower plate 23. The top outer wall of the elongated plate 3 is provided with a positioning roller group 4, and there are two positioning roller groups 4. A rack plate 14 is fixedly installed on the outer wall of one side of one positioning roller group 4. The top outer wall of the elongated plate 3 is rotatably installed with a gear 15. By setting the gear 15, the rack plate 14 can be driven to move. The gear 15 is engaged with the rack plate 14. The top outer wall of the elongated plate 3 is fixedly installed with a first mounting frame 6. The top inner wall of the first mounting frame 6 is fixedly installed with a motor 16. By setting the first mounting frame 6, the motor 16 can be installed on it, and the output end of the motor 16 is fixedly installed on the gear 15.

[0032] When in use, by starting the motor 16, the output end of the motor 16 will drive the gear 15 to rotate, and the gear 15 will rotate and drive the rack plate 14 and one of the positioning roller groups 4 to move, so that the distance between the two positioning rollers can be adjusted according to the thickness of the cast film after folding, without the need for manual adjustment, reducing labor costs.

[0033] Reference Figure 1 The top outer wall of the elongated plate 3 is provided with a sliding groove 5, in which one positioning roller set 4 is slidably installed, and the other positioning roller set 4 is rotatably installed on the elongated plate 3. By providing the sliding groove 5, one of the positioning rollers can be slidably installed therein.

[0034] Reference Figure 2 The top outer wall of the elongated plate 3 is fixedly mounted with a limit plate 17, and a limit hole 18 is provided on one side outer wall of the limit plate 17. By arranging the limit plate 17 and the limit hole 18, an auxiliary limit function can be achieved.

[0035] Reference Figure 2 A limiting post 19 is slidably installed in the limiting hole 18, and one end of the limiting post 19 contacts the gear 15. By setting the limiting post 19, the gear 15 can be limited to prevent the gear 15 from rotating.

[0036] Reference Figure 2 and Figure 3 The top outer wall of the elongated plate 3 is fixedly mounted with a first support plate 20, and a second electric telescopic rod 21 is fixedly mounted on one side outer wall of the first support plate 20. The output end of the second electric telescopic rod 21 is fixedly mounted on one end of the limiting column 19. The first support plate 20 is provided so that the second electric telescopic rod 21 can be mounted thereon.

[0037] Reference Figure 2 The top outer wall of the bottom plate 1 is fixedly mounted with support columns 2. There are four support columns 2 evenly distributed around the top outer wall of the bottom plate 1. One end of the top of the support column 2 is fixedly mounted on the bottom outer wall of the elongated plate 3. The support columns 2 are provided to support the elongated plate 3.

[0038] Reference Figure 1 A first folding lower plate 10 is fixedly mounted on the top outer wall of the elongated plate 3, a second mounting bracket 7 is fixedly mounted on the top outer wall of the elongated plate 3, a first electric telescopic rod 8 is fixedly mounted on the top inner wall of the second mounting bracket 7, and a first folding upper plate 9 is fixedly mounted on the output end of the first electric telescopic rod 8. The first electric telescopic rod 8 can drive the first folding upper plate 9 to move.

[0039] Reference Figure 1 and Figure 3 Two first mounting plates 11 are symmetrically fixedly mounted on the top outer wall of the elongated plate 3. A roller 12 is rotatably mounted on the outer wall of the two first mounting plates 11 on the side closest to each other. A connecting groove 13 is formed on the top outer wall of the elongated plate 3, corresponding to the connecting groove 13 and the rotating roller 12. Two guide roller plates 27 are symmetrically fixedly mounted on the top inner wall of the elongated plate 3. A guide roller 28 is rotatably mounted on the outer wall of the two guide roller plates 27 on the side closest to each other. The guide rollers 28 are provided to guide the position of the cast film.

[0040] The implementation principle of the present application is as follows: when in use, the cast film first passes through the positioning roller group 22, and then passes through the second folding lower plate 23 and the second folding upper plate 24. After the first folding, it contacts the surface of the guide roller 28, and then passes through the connecting groove 13 and between the two rotating rollers 12. It can pass through the first folding upper plate 9 and the first folding lower plate 10 again. After folding again, it passes through the positioning roller group 4, and then it can be folded twice or once. According to the actual processing needs of the cast film, folding is performed. When the distance between the two positioning roller groups 4 needs to be adjusted, the second electric telescopic rod 21 is first started. The output end of the second electric telescopic rod 21 will drive the limit column 19 to move, thereby releasing the restriction on the gear 15. At this time, the motor 16 can be started. The output end of the motor 16 will drive the gear 15 to rotate. The gear 15 rotates and drives the rack plate 14 and one of the positioning roller groups 4 to move. Then, the distance between the two positioning rollers can be adjusted according to the thickness of the cast film after folding, and no manual adjustment is required, thereby reducing labor costs.

[0041] The above are all preferred embodiments of the present application, and are not intended to limit the scope of protection of the present application. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the scope of protection of the present application.

Claims

1. A cast film folding device, comprising a bottom plate (1) and a long plate (3), characterized in that: The top outer wall of the bottom plate (1) is provided with a second positioning roller group (22), the top outer wall of the bottom plate (1) is fixedly mounted with a second support plate (26), a side outer wall of the second support plate (26) is fixedly mounted with a third electric telescopic rod (25), an output end of the third electric telescopic rod (25) is fixedly mounted with a second folding lower plate (23), the top outer wall of the bottom plate (1) is fixedly mounted with a second folding upper plate (24), the top outer wall of the bottom plate (1) is provided with a long groove (29), a long block (30) is slidably mounted in the long groove (29), and the long block (30) is fixedly mounted on the second folding lower plate (23). On the bottom outer wall of the stacked lower plate (23), a positioning roller group (4) is provided on the top outer wall of the elongated plate (3), and the positioning roller group (4) is two, and a rack plate (14) is fixedly installed on the outer wall of one side of the positioning roller group (4). A gear (15) is rotatably installed on the top outer wall of the elongated plate (3), and the gear (15) is meshed with the rack plate (14). A first mounting frame (6) is fixedly installed on the top outer wall of the elongated plate (3), and a motor (16) is fixedly installed on the top inner wall of the first mounting frame (6), and the output end of the motor (16) is fixedly installed on the gear (15).

2. The cast film folding device according to claim 1, characterized in that: A sliding groove (5) is provided on the top outer wall of the elongated plate (3), wherein one of the positioning roller groups (4) is slidably mounted in the sliding groove (5).

3. The cast film folding device according to claim 1, characterized in that: A limiting plate (17) is fixedly mounted on the top outer wall of the elongated plate (3), and a limiting hole (18) is provided on one side outer wall of the limiting plate (17).

4. The cast film folding device according to claim 3, characterized in that: A limiting column (19) is slidably installed in the limiting hole (18), and one end of the limiting column (19) is in contact with the gear (15).

5. The cast film folding device according to claim 4, characterized in that: A first support plate (20) is fixedly mounted on the top outer wall of the elongated plate (3), a second electric telescopic rod (21) is fixedly mounted on one side outer wall of the first support plate (20), and an output end of the second electric telescopic rod (21) is fixedly mounted on one end of a limiting column (19).

6. The cast film folding device according to claim 1, characterized in that: The top outer wall of the base plate (1) is fixedly mounted with support columns (2), and the support columns (2) are four and evenly distributed around the top outer wall of the base plate (1), and one end of the top of the support column (2) is fixedly mounted on the bottom outer wall of the long plate (3).

7. The cast film folding device according to claim 1, characterized in that: A first folding lower plate (10) is fixedly mounted on the top outer wall of the elongated plate (3), a second mounting frame (7) is fixedly mounted on the top outer wall of the elongated plate (3), a first electric telescopic rod (8) is fixedly mounted on the top inner wall of the second mounting frame (7), and a first folding upper plate (9) is fixedly mounted on the output end of the first electric telescopic rod (8).

8. The cast film folding device according to claim 1, characterized in that: Two first mounting plates (11) are symmetrically fixedly mounted on the top outer wall of the elongated plate (3); a roller (12) is rotatably mounted on the outer walls of the two first mounting plates (11) on the sides close to each other; a connecting groove (13) is provided on the top outer wall of the elongated plate (3); the connecting groove (13) corresponds to the roller (12); two guide roller plates (27) are symmetrically fixedly mounted on the top inner wall of the elongated plate (3); a same guide roller (28) is rotatably mounted on the outer walls of the two guide roller plates (27) on the sides close to each other.

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