Adjustable compression roller device

Abstract

The utility model discloses an adjustable compression roller device, which relates to the technical field of PVC (polyvinyl chloride) film production and comprises a frame, a self-adjusting compression roller is arranged on the frame, a winding roller is arranged at the lower end of the self-adjusting compression roller, mounting components are arranged at two ends of the self-adjusting compression roller, and pressure adjusting components are arranged at the upper ends of the mounting components. According to the utility model, the rotating shaft, the movable roller arranged on the rotating shaft in a sliding manner and the first telescopic rod are matched with one another, so that the length adjustment and the position adjustment of the compression roller are realized, and the practicability of the compression roller is improved; by arranging the mounting assembly, the compression roller is more convenient to mount and replace; the pressure adjusting assembly is arranged, the air cylinder is adopted to control the pressure of the pressing roller on the film roll, and when the diameter of the film roll changes, the pressure of the pressing roller on the film roll is kept balanced all the time.

Description

TECHNICAL FIELD

[0001] The utility model relates to PVC film production technical field, concretely is adjustable pressure roller device. BACKGROUND

[0002] With economic development, the market demand of plastic film of all walks of life is rising. The film made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins is used for packaging and as a film layer. In the plastic film processing process, the surface is prone to wrinkling, which is not conducive to product winding and affects the quality of the product. The plastic film needs to be rolled. The height of the traditional rolling mechanism cannot be adjusted, and it cannot be applied to plastic films of different thicknesses.

[0003] After searching, the patent file with publication number CN217201205U discloses a height-adjustable plastic film rolling device, which comprises a supporting bottom plate, a dust removal mechanism, a rolling mechanism and a winding mechanism are sequentially arranged on the supporting bottom plate from left to right. The rolling mechanism comprises a mounting frame, a plurality of guide rollers are arranged on the mounting frame, one end of the guide roller penetrates the mounting frame and is connected with a transmission wheel, a transmission belt is arranged on the transmission wheel, the output end of one of the transmission wheels is connected with the output end of the driving motor, and mounting grooves are formed at both ends of the mounting frame. The first height adjusting assembly and the second height adjusting assembly are arranged in the mounting groove. The device is provided with the first height adjusting assembly and the second height adjusting assembly, which can adjust the height of the pressure roller and can be applied to plastic films of different thicknesses. However, the width and transverse position of the pressure roller in the device cannot be adjusted. When the film roll on the winding roller is not at the center position of the winding roller or there are multiple film rolls on the winding roller, the above-mentioned device cannot adjust the length and transverse position of the pressure roller according to the position of the film roll, so that the film roll is uniformly pressed, which may cause the film roll to wrinkle.

[0004] Based on this, the present application provides an adjustable pressure roller device that can eliminate the drawbacks of existing devices. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing an adjustable pressure roller device to solve the problems in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] The adjustable pressure roller device comprises a rack, a self-adjusting pressure roller is arranged on the rack, a winding roller is arranged at the lower end of the self-adjusting pressure roller, mounting assemblies are arranged at both ends of the self-adjusting pressure roller, and a pressure adjusting assembly is arranged at the upper end of the mounting assembly.

[0008] On the basis of the above technical scheme, the utility model also provides the following optional technical scheme:

[0009] In an optional scheme, the frame is a door frame, and first sliding grooves are arranged on both sides of the frame, and second sliding grooves are arranged on the inner sides of the first sliding grooves.

[0010] In an optional scheme, the winding roller comprises a roller and a motor, the roller is rotationally connected to the frame, and the motor is fixed to one side of the frame and connected to the roller at the output end.

[0011] In an optional scheme, the self-adjusting compression roller comprises a rotating shaft and movable rollers, the rotating shaft is arranged on the inner side of the frame, the movable rollers are symmetrically sleeved on the rotating shaft, the rotating shaft is internally provided with a cavity, the rotating shaft is externally provided with a third sliding groove, and the rotating shaft is provided with connecting pieces at both ends.

[0012] In an optional scheme, the movable roller comprises a sleeve ring and a mandrel, the mandrel is slidingly arranged in the cavity of the rotating shaft, the sleeve ring is sleeved on the outer side of the rotating shaft, the sleeve ring and the mandrel are provided with connecting blocks, the connecting blocks are slidingly arranged in the third sliding groove, and the mandrel is provided with a first telescopic rod at one end.

[0013] In an optional scheme, the connecting piece comprises a connecting column, the connecting column is uniformly provided with clamping blocks on the outer side, and the connecting column is provided with a mounting hole at one end.

[0014] In an optional scheme, the mounting assembly comprises a connecting rod, a sliding block and a connecting seat, the connecting rod is slidingly arranged in the first sliding groove, the sliding block is fixed at one end of the connecting rod, the sliding block is slidingly arranged in the second sliding groove, the connecting seat is arranged on one side of the sliding block, the connecting seat comprises a clamping seat, the clamping seat is provided with a clamping groove, the clamping seat is internally provided with a core column, the frame is provided with one mounting assembly on each side, the connecting seat and the sliding block are rotationally connected in the mounting assembly on one side, a second telescopic rod is arranged between the connecting seat and the sliding block in the mounting assembly on the other side, and the fixed end of the second telescopic rod is rotationally connected with the sliding block.

[0015] In an optional scheme, two pressure adjusting assemblies are symmetrically arranged on both sides of the frame, the pressure adjusting assembly comprises a pneumatic cylinder, the pneumatic cylinder is fixed to the outer side of the frame, an active rod is connected to the output end of the pneumatic cylinder, the lower end of the active rod is fixedly connected with the connecting rod, and a pressure gauge is arranged on the pneumatic cylinder.

[0016] Compared with the prior art, the utility model has the advantages as follows:

[0017] 1、The utility model discloses a rotating shaft, the movable roller slidingly arranged on the rotating shaft and the first telescopic rod are cooperated with each other, realize the length adjustment and position adjustment of the compression roller, improve the practicality of the compression roller.

[0018] 2. This utility model makes the installation and replacement of pressure rollers more convenient by setting up installation components.

[0019] 3. This utility model, by setting a pressure regulating component and using a cylinder to control the pressure of the pressure roller on the film roll, ensures that the pressure of the pressure roller on the film roll remains balanced when the diameter of the film roll changes. Attached Figure Description

[0020] Figure 1 This is a structural schematic diagram of one side of the present invention.

[0021] Figure 2 This is a schematic diagram of the structure on the other side of this utility model.

[0022] Figure 3 This is a schematic diagram of the self-adjusting pressure roller in this utility model.

[0023] Figure 4 This is a schematic diagram of the installation components in this utility model.

[0024] Figure reference numerals: 100, frame; 101, first chute; 102, second chute; 200, take-up roller; 201, roller; 202, motor; 300, self-adjusting pressure roller; 301, rotating shaft; 302, third chute; 303, outer ring; 304, mandrel; 305, connecting block; 306, first telescopic rod; 307, connecting column; 308, locking block; 309, mounting hole; 400, mounting assembly; 401, connecting rod; 402, sliding block; 403, locking seat; 404, locking groove; 405, mandrel; 406, second telescopic rod; 500, pressure adjusting assembly; 501, cylinder; 502, movable rod. Detailed Implementation

[0025] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments.

[0026] In one embodiment, such as Figure 1 and Figure 2 As shown, the adjustable pressure roller device includes a frame 100, a take-up roller 200, a self-adjusting pressure roller 300, a mounting assembly 400, and a pressure adjusting assembly 500. The frame 100 is equipped with the self-adjusting pressure roller 300, the take-up roller 200 is located at the lower end of the self-adjusting pressure roller 300, the mounting assemblies 400 are located at both ends of the self-adjusting pressure roller 300, and the pressure adjusting assembly 500 is located at the upper end of the mounting assembly 400. In use, the film is wound up by the take-up roller 200, and the pressure adjusting assembly 500 is used to bring the self-adjusting pressure roller 300 close to the take-up roller 200. At the same time, the lateral position of the self-adjusting pressure roller 300 is adjusted to align it with the position of the film roll.

[0027] In one embodiment, as shown in Figure 2 The frame 100 is a door frame, and first sliding grooves 101 are arranged on both sides of the frame 100. Second sliding grooves 102 are arranged on the inner sides of the first sliding grooves 101. The self-adjusting pressure roller 300 is moved up and down along the first sliding grooves 101 by the pressure adjusting assembly 500.

[0028] In one embodiment, as shown in Figure 2 The winding roller 200 includes a roller 201 and a motor 202. The roller 201 is rotationally connected to the frame 100. The motor 202 is fixed to one side of the frame 100. The output end of the motor 202 is connected to the roller 201. In use, the film end is fixed to the roller 201. Then, the motor 202 is started to drive the roller 201 to rotate, thereby winding the film.

[0029] In one embodiment, as shown in Figure 3 The self-adjusting pressure roller 300 includes a rotating shaft 301 and movable rollers. The rotating shaft 301 is arranged on the inner side of the frame 100. The two movable rollers are symmetrically sleeved on the rotating shaft 301. The rotating shaft 301 is internally provided with a cavity. The rotating shaft 301 is externally provided with a third sliding groove 302. The two movable rollers can be used separately or integrally according to the width of the film roll.

[0030] In one embodiment, as shown in Figure 3 The movable roller includes an outer sleeve ring 303 and a mandrel 304. The mandrel 304 is slidably arranged in the cavity of the rotating shaft 301. The outer sleeve ring 303 is sleeved on the outer side of the rotating shaft 301. The outer sleeve ring 303 and the mandrel 304 are provided with a connecting block 305. The connecting block 305 is slidably arranged in the third sliding groove 302. One end of the mandrel 304 is provided with a first telescopic rod 306. In use, the first telescopic rod 306 is controlled to drive the movable roller to move transversely along the rotating shaft 301.

[0031] In one embodiment, as shown in Figure 3 The connecting member includes a connecting column 307. The connecting column 307 is externally provided with a plurality of clamping blocks 308. One end of the connecting column 307 is provided with a mounting hole 309. In use, the self-adjusting pressure roller 300 is mounted on the mounting assembly 400 by the connecting member.

[0032] In one embodiment, as shown in Figure 4As shown, the mounting assembly 400 includes a connecting rod 401, a sliding block 402 and a connecting seat, the connecting rod 401 is slidingly arranged in the first sliding groove 101, the sliding block 402 is fixed at one end of the connecting rod 401, the sliding block 402 is slidingly arranged in the second sliding groove 102, the connecting seat is arranged at one side of the sliding block 402, the connecting seat includes a clamping seat 403, the clamping seat 403 is provided with a clamping groove 404, the clamping seat 403 is provided with a core column 405, the rack 100 is provided with one mounting assembly 400 at each side, the connecting seat in one side of the mounting assembly 400 is rotatably connected with the sliding block 402, the connecting seat in the other side of the mounting assembly 400 is provided with a second telescopic rod 406 between the connecting seat and the sliding block 402, the fixed end of the second telescopic rod 406 is rotatably connected with the sliding block 402, when the self-adjusting compression roller 300 is installed, the connecting column 307 of one side connecting piece is inserted into the clamping seat 403, the mounting hole 309 is aligned with the core column 405, the clamping block 308 is clamped into the clamping groove 404, then the second telescopic rod 406 is controlled to be elongated, so that the connecting seat on the other side is butt-jointed with the connecting column 307.

[0033] In one embodiment, as shown in the drawings, Figure 2 The rack 100 is symmetrically provided with two pressure adjusting assemblies 500 at each side, the pressure adjusting assembly 500 includes a gas cylinder 501, the gas cylinder 501 is fixed at the outer side of the rack 100, the gas cylinder 501 is connected with a movable rod 502 at the output end, the lower end of the movable rod 502 is fixedly connected with the connecting rod 401, the gas cylinder 501 is provided with a pressure gauge 503, when the gas cylinder 501 is filled with gas, the movable rod 502 moves downward, thereby driving the self-adjusting compression roller 300 to move downward, when used, the gas inlet amount of the gas cylinder 501 is controlled to control the pressure of the self-adjusting compression roller 300 on the film roll.

[0034] The above embodiment discloses an adjustable compression roller device, when used, one end of the film is fixed on the roller 201, then the motor 202 is started to drive the roller 201 to rotate, thereby winding the film, the gas cylinder 501 is filled with gas to make the movable rod 502 move downward, thereby driving the self-adjusting compression roller 300 to move downward, so that the self-adjusting compression roller 300 is close to the winding roller 200, at the same time, the extension of the first telescopic rod 306 is controlled to drive the movable roller to move transversely along the rotating shaft 301, so that it is aligned with the position of the film roll, during the winding process, as the diameter of the film roll changes, the gas inlet amount of the gas cylinder 501 is adjusted synchronously to control the pressure of the self-adjusting compression roller 300 on the film roll.

[0035] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. An adjustable pressure roller device, comprising a frame (100), characterized in that, The frame (100) is provided with a self-adjusting pressure roller (300), the lower end of the self-adjusting pressure roller (300) is provided with a take-up roller (200), the two ends of the self-adjusting pressure roller (300) are provided with mounting components (400), and the upper end of the mounting components (400) is provided with a pressure regulating component (500).

2. The adjustable pressure roller device according to claim 1, characterized in that, The frame (100) is a portal frame, and a first slide groove (101) is provided on both sides of the frame (100), and a second slide groove (102) is provided inside the first slide groove (101).

3. The adjustable pressure roller device according to claim 1, characterized in that, The take-up roller (200) includes a roller (201) and a motor (202). The roller (201) is rotatably connected to the frame (100), and the motor (202) is fixed on one side of the frame (100). The output end of the motor (202) is connected to the roller (201).

4. The adjustable pressure roller device according to claim 1, characterized in that, The self-adjusting pressure roller (300) includes a rotating shaft (301) and movable rollers. The rotating shaft (301) is located inside the frame (100). Two movable rollers are symmetrically sleeved on the rotating shaft (301). The rotating shaft (301) has a cavity inside. The surface of the rotating shaft (301) has a third sliding groove (302). Connectors are provided at both ends of the rotating shaft (301).

5. The adjustable pressure roller device according to claim 4, characterized in that, The movable roller includes an outer ring (303) and a spindle (304). The spindle (304) is slidably disposed in the cavity of the rotating shaft (301). The outer ring (303) is sleeved on the outside of the rotating shaft (301). The outer ring (303) and the spindle (304) are provided with a connecting block (305). The connecting block (305) is slidably disposed in the third slide groove (302). One end of the spindle (304) is provided with a first telescopic rod (306).

6. The adjustable pressure roller device according to claim 4, characterized in that, The connector includes a connecting post (307), with locking blocks (308) evenly distributed on the outer side of the connecting post (307), and a mounting hole (309) provided at one end of the connecting post (307).

7. The adjustable pressure roller device according to claim 1, characterized in that, The mounting assembly (400) includes a connecting rod (401), a sliding block (402), and a connecting seat. The connecting rod (401) is slidably disposed in a first slide groove (101). The sliding block (402) is fixed to one end of the connecting rod (401) and slidably disposed in a second slide groove (102). The connecting seat is disposed on one side of the sliding block (402). The connecting seat includes a retaining seat (403), a retaining groove (404) is provided on the retaining seat (403), and a core column (405) is provided inside the retaining seat (403). There is a mounting assembly (400) on each side of the frame (100). In one mounting assembly (400), the connecting seat is rotatably connected to the sliding block (402). In the other mounting assembly (400), a second telescopic rod (406) is provided between the connecting seat and the sliding block (402). The fixed end of the second telescopic rod (406) is rotatably connected to the sliding block (402).

8. The adjustable pressure roller device according to claim 7, characterized in that, Two pressure regulating components (500) are symmetrically arranged on both sides of the frame (100). Each pressure regulating component (500) includes a cylinder (501). The cylinder (501) is fixed on the outside of the frame (100). The output end of the cylinder (501) is connected to a movable rod (502). The lower end of the movable rod (502) is fixedly connected to a connecting rod (401). A pressure gauge (503) is provided on the cylinder (501).

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