Multi-tension adjusting type unwinding device

Abstract

The utility model discloses a multiple tension adjusting type unwinding device, and particularly relates to the field of unwinding devices, which comprises a support frame, an unwinding roller is arranged on the inner side of the upper end of the support frame, a mounting plate is fixedly arranged at one end of the support frame, and a tension adjusting roller is arranged on the inner side of the mounting plate. A pressing roller is arranged at the position, below the unwinding roller, of the inner side of the supporting frame, the two ends of the pressing roller are rotationally arranged on supporting columns, the ends, away from the pressing roller, of the supporting columns are fixedly arranged on supporting rings, adjusting rods are fixedly arranged at the upper ends of the supporting rings, and the upper ends of the adjusting rods are fixedly arranged at the telescopic ends of first telescopic air cylinders; the first telescopic air cylinder is embedded into the supporting frame. The tension of a product can be doubly adjusted through the pressing roller and the tension adjusting roller, and the phenomena of wrinkling, loosening and the like of the product can be prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of unwinding device technical field, specifically a multiple tension adjustment type unwinding device. BACKGROUND

[0002] Packaging paper, the general term of a kind of paper for packaging purpose.Usually have high strength and tenacity, can resist pressure, resistant to folding, quality requirement than culture printing paper, etc.Paper species simply.Various have different properties and purposes.For example: paper for food packaging also requires hygiene, sterile, no pollution impurities.Electronic, daily chemical, food, beverage industry has great demand for packaging paper.Packaging paper in use process, need to be placed in unwinding frame for unwinding.

[0003] But the existing paper product processing unwinding equipment has some defects in use process, for example, paper is wrinkled, limp and thickness change when unwinding due to thin paper, if not control the tension of paper, serious rupture may occur, seriously affect the efficiency of product processing. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of multiple tension adjustment type unwinding device to solve the problems in prior art.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of multiple tension adjustment type unwinding device, including support frame, the upper end inboard of the support frame is provided with unwinding roller, one end of the support frame is fixedly provided with mounting plate, the inboard of the mounting plate is provided with tension adjusting roller, the lower of the support frame inboard is provided with compression roller below unwinding roller, the both ends of the compression roller are rotationally arranged on support column, the end of the support column away from compression roller is fixedly arranged on support ring, the upper end of the support ring is fixedly provided with adjusting rod, the upper end of the adjusting rod is fixedly arranged at the telescopic end of first telescopic cylinder, the first telescopic cylinder is embedded in the inside of support frame.

[0007] In a preferred embodiment, the support frame is fixedly installed with driving motor, the output shaft of the driving motor is connected with unwinding roller, and the product is wound by driving motor to drive unwinding roller to rotate.

[0008] In a preferred embodiment, the bottom end of the support column is provided with support plate, the bottom end of the support plate is slidingly arranged in the inside of support frame, and the one end of the support plate in the inside of support frame is provided with buffer spring, the two adjusting rods are fixedly connected by first connecting rod, the setting of support plate can support compression roller, and buffer spring can play the role of buffering, can prevent the bottom end of support column to be suspended, improve the stability of compression roller.

[0009] In a preferred embodiment, both ends of the tension adjusting roller are rotatably arranged on connecting rods, one end of the connecting rod is fixedly arranged on a connecting shaft, one end of one of the connecting shafts penetrates the side wall of the mounting plate and is fixedly connected with a gear, one side of the gear is meshingly arranged with a toothed plate, the bottom end of the toothed plate is fixedly connected with the telescopic end of a second telescopic cylinder, the second telescopic cylinder can drive the toothed plate to rotate, the toothed plate can drive the gear to rotate when rotating, the gear can drive the connecting shaft to rotate, and the connecting shaft drives the pressure roller to rotate through the connecting rod, so that the tension of the product is adjusted.

[0010] In a preferred embodiment, the second telescopic cylinder is fixedly arranged on the outer side wall of the support frame, one end of the toothed plate is fixedly arranged with a limiting protrusion, and a limiting sliding groove for the limiting protrusion to slide is formed in the outer side wall of the support frame, so that the stability of the toothed plate during lifting is improved, and the pressure roller rotates stably.

[0011] In a preferred embodiment, the two connecting shafts are fixedly connected through a second connecting rod, and the two connecting shafts are rotatably connected with the mounting plate, so that the two connecting shafts can rotate synchronously.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] The utility model discloses a tension adjusting roller and a pressure roller are arranged, the height of the pressure roller is adjusted through the first telescopic cylinder, the toothed plate is moved by the telescopic cylinder, the gear is rotated by the toothed plate, the connecting shaft is rotated by the gear, the tension adjusting roller is rotated by the connecting shaft through the connecting rod, the position of the tension adjusting roller can be controlled according to actual demand, the tension of the product is adjusted, and the problem that the product is wrinkled when unwinding is avoided effectively.

[0014] The utility model discloses a pressure roller, support column, support ring, adjusting lever, first telescopic cylinder, support plate and other structures are set up, the pressure roller is lifted by the first telescopic cylinder, the product is pressed down by the pressure roller, the tension of the product is adjusted by adjusting the degree of the product being pressed down by the pressure roller, and the support plate can support and buffer the pressure plate, so that the pressure roller structure is more stable. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the whole structure schematic diagram of the utility model;

[0016] Figure 2 It is the partial section structure schematic diagram of the support frame of the utility model;

[0017] Figure 3 It is the utility modelFigure 1 Structure schematic view of the middle A is enlarged;

[0018] Figure 4 The utility model discloses Figure 1 Structure schematic view of the middle B is enlarged.

[0019] The label in the drawing: 1, support frame, 2, pay-off roll, 3, mounting plate, 4, tension adjusting roller, 5, compression roller, 6, support column, 7, support ring, 8, adjusting rod, 9, first telescopic cylinder, 10, drive motor, 11, support plate, 12, first connecting rod, 13, connecting rod, 14, connecting shaft, 15, gear, 16, toothed plate, 17, second telescopic cylinder, 18, limit lug, 19, limit sliding slot, 20, second connecting rod, 21, buffer spring. DETAILED DESCRIPTION

[0020] The technical scheme 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 and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0021] Embodiment: please refer to Figures 1-4 The utility model provides a kind of multiple tension adjustment type pay-off device, technical scheme is as follows:

[0022] A kind of multiple tension adjustment type pay-off device, including support frame 1, the upper end inside of support frame 1 is provided with pay-off roll 2, one end of support frame 1 is fixedly provided with mounting plate 3, the inside of mounting plate 3 is provided with tension adjusting roller 4, the lower side of support frame 1 is provided with compression roller 5 below pay-off roll 2, the both ends of compression roller 5 are rotationally arranged on support column 6, the end of support column 6 away from compression roller 5 is fixedly arranged on support ring 7, the upper end of support ring 7 is fixedly provided with adjusting rod 8, the upper end of adjusting rod 8 is fixedly arranged in the telescopic end of first telescopic cylinder 9, and first telescopic cylinder 9 is embedded in the inside of support frame 1.

[0023] In a preferred embodiment, the drive motor 10 is fixedly installed on the support frame 1, the output shaft of the drive motor 10 is connected with the pay-off roll 2, the output shaft of the drive motor 10 is keyed connected with the pay-off roll 12, the installation and dismounting of the pay-off roll 2 are facilitated, and the rotation of the pay-off roll 2 driven by the drive motor 10 can also be guaranteed.

[0024] In a preferred embodiment, the bottom end of the support column 6 is provided with a support plate 11, the bottom end of the support plate 11 is slidingly arranged inside the support frame 1, and the end of the support plate 11 inside the support frame 1 is provided with a buffer spring 21, and the two adjusting rods 8 are fixedly connected through a first connecting rod 12.

[0025] In a preferred embodiment, the two ends of the tension adjusting roller 4 are rotatably arranged on a connecting rod 13, one end of the connecting rod 13 is fixedly arranged on a connecting shaft 14, one end of one of the connecting shafts 14 penetrates the side wall of the mounting plate 3 and is fixedly connected with a gear 15, one side of the gear 15 is meshingly arranged with a toothed plate 16, and the bottom end of the toothed plate 16 is fixedly connected with the telescopic end of a second telescopic cylinder 17. The second telescopic cylinder 17 is fixedly mounted on the outer side wall of the support frame 1, one end of the toothed plate 16 is fixedly arranged with a limiting protrusion 18, and the outer side wall of the support frame 1 is provided with a limiting sliding groove 19 for sliding of the limiting protrusion 18.

[0026] Specifically, the second telescopic cylinder 17 drives the toothed plate 16 to move, the toothed plate 16 is engaged with the gear 15, so that the toothed plate 16 can drive the gear 15 to rotate when moving, and the gear 15 can drive the connecting rod 13 to rotate through the connecting shaft 14 when rotating, and the connecting rod 13 can drive the tension adjusting roller 4 to rotate when rotating, realizing the adjustment of the product tension. In the specific use process, a pressure sensor can be embedded on the side wall of the tension adjusting roller 4 to realize real-time monitoring of the pressure when the product is unwound.

[0027] In a preferred embodiment, the two connecting shafts 14 are fixedly connected through a second connecting rod 20, and the two connecting shafts 14 are rotatably connected with the mounting plate 3. By connecting the two connecting shafts 14 with the second connecting rod 20, synchronous rotation of the two connecting shafts 14 can be realized.

[0028] The working principle of the utility model:

[0029] When using, the unwinding wheel is placed on the unwinding roller 2, the product is sequentially arranged through the pressing roller 5 and the tension adjusting roller 4, the tension of the product can be adjusted through the pressing roller 5 and the tension adjusting roller 4, when the tension of the product needs to be adjusted, the first telescopic cylinder 9 or the second telescopic cylinder 17 is opened, the first telescopic cylinder 9 drives the adjusting rod 8 to move in the vertical direction, the adjusting rod 8 drives the supporting column 6 to move through the supporting ring 7, so that the pressing roller 5 is driven to ascend and descend by the supporting column 6, and the second telescopic cylinder 17 can drive the toothed plate 16 to ascend and descend; when the toothed plate 16 ascends and descends, the gear 15 can be rotated, when the gear 15 rotates, the connecting shaft 14 can drive the connecting rod 13 to rotate, when the connecting rod 13 rotates, the tension adjusting roller 4 can be deflected, so that the tension adjusting roller 4 adjusts the tension of the product, the product tension can be adjusted through the pressing roller 5 and the tension adjusting roller 4, and the product can be prevented from being wrinkled, relaxed and the like.

[0030] It will be apparent to those skilled in the art that the present application is not limited to the details of the above-exemplified embodiments but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Thus, the embodiments should be considered in all respects as illustrative and not restrictive, the scope of the present application being indicated by the appended claims rather than by the above description, and it is intended to be encompassing of all changes and modifications which fall within the meaning and scope of equivalents of the claims. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A multiple tension adjustment type unwinding device comprising a support frame (1), an unwinding roller (2) is arranged inside the upper end of the support frame (1), characterized in that: One end of the support frame (1) is fixedly provided with a mounting plate (3), the inner side of the mounting plate (3) is provided with a tension adjusting roller (4), the inner side of the support frame (1) below the unwinding roller (2) is provided with a compression roller (5), both ends of the compression roller (5) are rotatably arranged on a support column (6), one end of the support column (6) away from the compression roller (5) is fixedly arranged on a support ring (7), the upper end of the support ring (7) is fixedly provided with an adjusting rod (8), the upper end of the adjusting rod (8) is fixedly arranged on the telescopic end of a first telescopic cylinder (9), and the first telescopic cylinder (9) is embeddedly arranged in the support frame (1).

2. The multi-tension adjustment type unwinding device according to claim 1, characterized by: The support frame (1) is fixedly provided with a driving motor (10), and the output shaft of the driving motor (10) is connected with the unwinding roller (2).

3. The multi-tension adjustment type unwinding device according to claim 1, characterized by: The bottom end of the support column (6) is provided with a support plate (11), the bottom end of the support plate (11) is slidably arranged in the support frame (1), and one end of the support plate (11) in the support frame (1) is provided with a buffer spring (21), and the two adjusting rods (8) are fixedly connected through a first connecting rod (12).

4. The multi-tension adjustment type unwinding device according to claim 1, characterized by: Both ends of the tension adjusting roller (4) are rotatably arranged on a connecting rod (13), one end of the connecting rod (13) is fixedly arranged on a connecting shaft (14), one end of one of the connecting shafts (14) penetrates through the side wall of the mounting plate (3) and is fixedly connected with a gear (15), one side of the gear (15) is meshingly provided with a toothed plate (16), and the bottom end of the toothed plate (16) is fixedly connected with the telescopic end of a second telescopic cylinder (17).

5. The multi-tension adjustment type unwinding device according to claim 4, characterized by: The second telescopic cylinder (17) is fixedly arranged on the outer side wall of the support frame (1), one end of the toothed plate (16) is fixedly provided with a limiting protrusion (18), and the outer side wall of the support frame (1) is provided with a limiting sliding groove (19) for the limiting protrusion (18) to slide.

6. The multi-tension adjustment type unwinding device according to claim 4, characterized by: The two connecting shafts (14) are fixedly connected through a second connecting rod (20), and the two connecting shafts (14) are rotatably connected with the mounting plate (3).

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