CN117446566A

CN117446566A - Plastic film auxiliary winding device for plastic processing

Info

Publication number: CN117446566A
Application number: CN202311469067.5A
Authority: CN
Inventors: 张茂珍
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-11-07
Filing date: 2023-11-07
Publication date: 2024-01-26

Abstract

The invention belongs to the technical field of strip-shaped or film-shaped material production equipment, and particularly relates to a plastic film auxiliary winding device for plastic processing. The clamping disc is extruded through the wedge-shaped guide rail, so that the clamping disc automatically clamps the material roller before the plastic film is wound, the clamping disc automatically loosens the material roller after the plastic film is wound, manual clamping and loosening are not needed, the operation is convenient, and the automation degree is high.

Description

Plastic film auxiliary winding device for plastic processing

Technical Field

The invention belongs to the technical field of strip or film material production equipment, and particularly relates to a plastic film auxiliary winding device for plastic processing.

Background

Plastic films refer to films made of polyvinyl chloride, polyethylene, polypropylene, polystyrene, and other resins, commonly used for packaging, and as a film coating. Although there are various kinds of plastic films, an auxiliary winding device is needed to wind the produced plastic film on a material roller in most cases during processing.

For example, patent publication number CN105668280a, publication date 2016-06-15 discloses a strip winding device, which winds up plastic films by a plurality of material rollers in turn, after the plastic films are wound up, rotates the material rollers to a discharging position, opens a limiting piece to enable the limiting piece to be positioned at the discharging position, jacks up the plastic film strips, enables the material rollers to be separated from a mounting seat, installs a new material roller, and locks the end parts of the material rollers by adjusting the limiting piece to a limiting position, wherein the limiting piece can be a bolt or a sleeve ring sleeved on a rotating shaft.

Above-mentioned belt coiling mechanism, whether install or tear down the material roller open, all need initiative operation locating part, adjust the locating part lock and die or loosen the material roller, need take the material roller in one side, adjust the locating part in the same time, complex operation, unable automatic fixed material roller before the coiling, automatic material roller of loosening after the coiling, degree of automation is low.

According to the defects in the prior art, the plastic film auxiliary winding device for plastic processing is designed to overcome the defects in the prior art, automatically fix the material roller before winding, automatically release the material roller after winding, and is convenient to operate and high in automation degree.

Disclosure of Invention

The invention aims to overcome the defects that the prior art needs to take a material taking roller and adjust a limiting piece, is complex in operation, can not automatically fix the material taking roller before winding and automatically unwind the material taking roller after winding, and has low automation degree.

In order to solve the technical problems, the invention provides the plastic film auxiliary winding device for plastic processing, which comprises a base, a frame, a rotating frame, a motor I, a sliding frame, a compression spring I, an electric turntable and a loosening mechanism, wherein the left side and the right side of the base are respectively connected with the frame, the rotating frame is rotatably arranged between the upper parts of the two frames, the motor I is arranged at the upper part of the right frame in a screw connection mode, an output shaft of the motor I rotates to penetrate through the frame and is connected with the rotating frame, two sliding frames which are left and right opposite are respectively arranged at the upper part, the lower part, the front part and the rear part of the rotating frame in a sliding way, the compression spring I is connected between the sliding frames and the rotating frame, the electric turntable for clamping a material roller is arranged on the sliding frame, and the loosening mechanism is arranged on the base, so that the electric turntable automatically loosens the material roller after the plastic film is wound by the material roller.

Preferably, the electric turntable comprises a clamping disk, a mounting rod, a motor II and a shaft rod, wherein the clamping disk is arranged at one end, far away from each other, of each of the two opposite sliding frames in a rotating mode, the two clamping disks are matched with each other to support the material roller, one side, close to the clamping disk, of each sliding frame is connected with the mounting rod in an L shape, the motor II is mounted on the mounting rod in a screw connection mode, and the shaft rod is connected between an output shaft of the motor II and the clamping disk.

Preferably, the loosening mechanism comprises a supporting plate and wedge-shaped guide rails, two left and right opposite supporting plates are connected to the upper side of the middle of the base, the wedge-shaped guide rails used for extruding the clamping disc to move outwards so as to loosen the material roller are connected to the upper side of the supporting plate, one ends of the two wedge-shaped guide rails, which are close to each other, are higher than one ends of the two wedge-shaped guide rails, which are far away from each other, and the two wedge-shaped guide rails are bilaterally symmetrical.

Preferably, still including fixed subassembly, be equipped with the fixed subassembly that is used for fixed material roller on the electric turntable, fixed subassembly is including the fixture block, the sliding tray, the slider, compression spring two and connecting rod, the outside slip of clamping tray is equipped with four even fixture blocks in interval, the material of fixture block is the rubber material, the middle part slip of clamping tray is equipped with the sliding tray, the middle part of sliding tray is connected with the slider, the shape of axostylus axostyle is the prism, the slider slip cap is established on the axostylus axostyle, be connected with between slider and the clamping tray around compression spring two of axostylus axostyle, the rotation is equipped with the connecting rod between slider and the fixture block.

Preferably, the loosening mechanism further comprises a wedge-shaped rod and an extension spring, the wedge-shaped rod used for extruding the sliding disc is arranged on the wedge-shaped guide rail in a sliding mode, the extension spring located in the wedge-shaped guide rail is connected between the wedge-shaped rod and the wedge-shaped guide rail, and after the plastic film is wound on the material roller, the loosening mechanism sequentially enables the fixing assembly and the electric turntable to loosen the material roller.

Preferably, the automatic feeding device further comprises a supporting frame and an auxiliary feeding mechanism, the supporting frame is connected to the rear side of the base, the supporting frame extends upwards, the auxiliary feeding mechanism is arranged on the upper portion of the supporting frame and is identical to the loosening mechanism in structure, and after the electric turntable and the fixing assembly loosen the material roller, the auxiliary feeding mechanism enables the electric turntable and the fixing assembly to be ready to clamp and fix a new material roller.

Preferably, the device further comprises a supporting seat, a buffer frame and an elastic piece, wherein the four supporting seats are connected to the upper side of the middle of the base, the buffer frame which is arc-shaped is slidably arranged between the upper parts of the four supporting seats, the elastic piece is connected between the buffer frame and the supporting seats, and the elastic piece is an iron spring.

Preferably, the feeding device further comprises a supporting frame, the front side of the upper part of the supporting frame is connected with a supporting frame for supporting the material roller, the height of the supporting frame is higher than that of the auxiliary feeding mechanism, and the front part of the supporting frame is arc-shaped.

Preferably, the plastic film packaging machine also comprises a supporting rod and a shaft roller, wherein the front side of the upper part of the base is connected with two supporting rods which are opposite left and right, and the shaft roller for limiting the plastic film is rotatably arranged between the upper parts of the two supporting rods.

Preferably, the outer side of the shaft roller is wrapped with a rubber product for increasing friction force.

On the basis of overcoming the defects of the prior art, the invention can also achieve the following beneficial effects:

1. the clamping disc is extruded through the wedge-shaped guide rail, so that the clamping disc automatically clamps the material roller before the plastic film is wound, the clamping disc automatically loosens the material roller after the plastic film is wound, manual clamping and loosening are not needed, the operation is convenient, and the automation degree is high.

2. Under the effect that compression spring two reset, the fixture block can support the inboard of material roller to this fixes the material roller on pressing from both sides tight dish, has improved stability, and the clamp of fixture block is gone on with loosen all automation, need not additional operation, and the synchronism is high.

3. And placing a new material roller on the supporting frame, and after the electric turntable and the fixing assembly loosen the material roller, the auxiliary feeding mechanism can enable the electric turntable and the fixing assembly to be ready to clamp and fix the new material roller, so that the material roller is conveniently fed.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of a partial perspective structure of the present invention.

Fig. 3 is a diagram showing the connection relationship between the electric turntable and the fixed assembly.

Fig. 4 is a schematic view of a partial perspective view of an electric turntable according to the present invention, in which a clamping disk is shown in full section.

Fig. 5 is a schematic perspective view of a fixing assembly according to the present invention.

Fig. 6 is a schematic perspective view of the loosening mechanism, the buffer frame, the supporting frame and the auxiliary feeding mechanism of the present invention.

Fig. 7 is a schematic view of a partial perspective view of the release mechanism of the present invention, wherein the wedge rail is shown in full section.

FIG. 8 is an unused state view of the release mechanism and the auxiliary feeding mechanism of the present invention.

The marks in the drawings are: 1-base, 2-frame, 3-rotating frame, 4-motor one, 51-sliding frame, 52-compression spring one, 53-electric turntable, 531-clamping disk, 532-installation rod, 533-motor two, 534-shaft lever, 54-fixed component, 541-fixture block, 542-sliding disk, 543-slider, 544-compression spring two, 545-connecting rod, 6-loosening mechanism, 61-supporting plate, 62-wedge guide rail, 63-wedge rod, 64-extension spring, 71-supporting frame, 72-auxiliary feeding mechanism, 81-supporting seat, 82-buffer frame, 83-supporting frame, 91-supporting rod, 92-shaft roller.

Detailed Description

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The invention is further described below with reference to the drawings and examples.

Example 1: the utility model provides a coiling mechanism is assisted to plastic film for plastic processing, as shown in fig. 1-3, including base 1, frame 2, rotating turret 3, motor one 4, carriage 51, compression spring one 52, electric turntable 53 and release mechanism 6, the left and right sides of base 1 all is connected with frame 2, rotate between the upper portion of two frames 2 and be equipped with rotating turret 3, motor one 4 is installed through the mode of screwed connection to the upper portion of right frame 2, the output shaft rotation of motor one 4 runs through frame 2 and links to each other with rotating turret 3, four positions all slide about rotating turret 3 are equipped with two and are controlled relative carriage 51, be connected with compression spring one 52 between carriage 51 and the rotating turret 3, be equipped with the electric turntable 53 that is used for pressing from both sides tight material roller on the carriage 51, be equipped with release mechanism 6 on the base 1, after the material roller winds up the plastic film, release mechanism 6 makes electric turntable 53 automatic release the material roller.

As shown in fig. 2 and 4, the electric turntable 53 includes a clamping disk 531, a mounting rod 532, a second motor 533 and a shaft 534, the clamping disk 531 is rotatably disposed at one end of the opposite two sliding frames 51 away from each other, the two clamping disks 531 cooperate with each other to support the material roller, the mounting rod 532 with an L-shaped shape is connected to one side of the sliding frame 51 near the clamping disk 531, the second motor 533 is mounted on the mounting rod 532 in a screw connection manner, and the shaft 534 is connected between the output shaft of the second motor 533 and the clamping disk 531.

As shown in fig. 6, the loosening mechanism 6 comprises a supporting plate 61 and wedge-shaped guide rails 62, wherein the upper side of the middle part of the base 1 is connected with two supporting plates 61 which are opposite left and right, the upper side of the supporting plates 61 is connected with wedge-shaped guide rails 62 which are used for extruding the clamping disc 531 to move outwards so as to loosen the material roller, one ends of the two wedge-shaped guide rails 62, which are close to each other, are higher than one ends of the two wedge-shaped guide rails 62, which are far away from each other, and the two wedge-shaped guide rails 62 are bilaterally symmetrical.

According to the specific situation, an operator can apply the corresponding technical scheme in the device to the technology of producing the strip-shaped or film-shaped material, initially, the wedge-shaped guide rail 62 presses the lower clamping disc 531, the lower first compression spring 52 is in a compressed state, when the device is required to be used for carrying out auxiliary winding operation of the plastic film, firstly, the material roller is placed between the lower two clamping discs 531, then the first motor 4 is controlled to drive the rotating frame 3 to rotate, the rotating frame 3 drives the electric rotating disc 53 to rotate through the sliding frame 51, the lower clamping disc 531 rotates around the rotating frame 3 as a center and is separated from the wedge-shaped guide rail 62 backwards, the first compression spring 52 is reset, the sliding frame 51 drives the electric rotating disc 53 to move inwards under the reset action of the first compression spring 52, the clamping disc 531 moves inwards to clamp the material roller, so that the clamping disc 531 automatically clamps the material roller before the plastic film is wound, when the clamping disc 531 clamping the material roll rotates to the front of the rotating frame 3 (the operation of clamping the material roll by the rest clamping discs 531 can be prepared at this time), the motor I4 is turned off, one end of the plastic film to be wound is wound on the material roll, the motor II 533 is controlled to drive the shaft 534 to rotate, the shaft 534 drives the material roll to rotate through the clamping disc 531, thereby enabling the material roll to wind the plastic film, when the material roll is wound, the motor II 533 is turned off, the motor I4 is controlled to drive the rotating frame 3 to rotate, the clamping disc 531 drives the material roll wound with the plastic film to rotate to the lower part of the rotating frame 3, in the process, the wedge-shaped guide rail 62 can squeeze the lower clamping disc 531 again (the operation of winding the plastic film by the rest material roll can be prepared at this time), the lower two clamping discs 531 are separated from each other immediately, the material roll is released, the compression spring I52 compresses, after the plastic film is wound, the clamping disk 531 automatically releases the material roller, the material roller wound with the plastic film can be removed, and finally the motor one 4 is turned off.

Example 2: on the basis of embodiment 1, as shown in fig. 2, 3 and 5, the electric turntable 53 further comprises a fixing component 54, the electric turntable 53 is provided with the fixing component 54 for fixing the material roller, the fixing component 54 comprises a clamping block 541, a sliding disc 542, a sliding block 543, a compression spring two 544 and a connecting rod 545, four clamping blocks 541 with uniform intervals are slidably arranged on the outer side of the clamping disc 531, the clamping blocks 541 are made of rubber materials, the middle part of the clamping disc 531 is slidably provided with the sliding disc 542, the middle part of the sliding disc 542 is connected with the sliding block 543, the shaft 534 is prismatic, the sliding block 543 is slidably sleeved on the shaft 534, a compression spring two 544 surrounding the shaft 534 is connected between the sliding block 543 and the clamping disc 531, and the connecting rod 545 is rotatably arranged between the sliding block 543 and the clamping block 541.

As shown in fig. 6 and 7, the loosening mechanism 6 further includes a wedge rod 63 and an extension spring 64, the wedge rail 62 is slidably provided with the wedge rod 63 for pressing the sliding disc 542, the extension spring 64 located in the wedge rail 62 is connected between the wedge rod 63 and the wedge rail 62, and after the plastic film is wound around the material roll, the loosening mechanism 6 sequentially causes the fixing assembly 54 and the electric turntable 53 to loosen the material roll.

Initially, the wedge-shaped guide rail 62 extrudes the lower clamping disc 531, the wedge-shaped rod 63 extrudes the lower sliding disc 542, the tension spring 64 and the lower compression spring II 544 are in a tension state, when the rotating frame 3 drives the electric rotating disc 53 to rotate through the sliding frame 51, the wedge-shaped guide rail 62 firstly loosens the lower clamping disc 531, the clamping disc 531 clamps a material roller, then the electric rotating disc 53 drives the sliding disc 542 to rotate, the sliding disc 542 breaks away from the wedge-shaped rod 63, the tension spring 64 and the lower compression spring are reset, the sliding block 543 moves outwards under the reset action of the compression spring II 544, the sliding block 543 moves outwards to drive the clamping block 541 through the connecting rod 545, the clamping block 541 immediately abuts against the inner side of the material roller, and therefore the material roller is fixed on the clamping disc 531, stability is improved, and meanwhile, the wedge-shaped rod 63 moves inwards under the reset action of the tension spring 64; when the plastic film is wound on the material roll, the electric turntable 53 and the fixing component 54 are clamped to rotate, the wedge-shaped rod 63 presses the lower sliding disc 542, the lower sliding disc 542 drives the sliding block 543 to move outwards, the sliding block 543 drives the clamping block 541 to move inwards through the connecting rod 545, the compression spring II 544 is stretched, and then the wedge-shaped guide rail 62 presses the lower clamping disc 531, so that the fixing component 54 and the electric turntable 53 are sequentially loosened after the plastic film is wound on the material roll.

Example 3: on the basis of embodiment 2, as shown in fig. 8, the feeding device further comprises a supporting frame 71 and an auxiliary feeding mechanism 72, the supporting frame 71 is connected to the rear side of the base 1, the supporting frame 71 extends upwards, the auxiliary feeding mechanism 72 is arranged on the upper portion of the supporting frame 71, the auxiliary feeding mechanism 72 has the same structure as the loosening mechanism 6, and after the electric turntable 53 and the fixing component 54 loosen the material roller, the auxiliary feeding mechanism 72 enables the electric turntable 53 and the fixing component 54 to prepare to clamp and fix a new material roller.

As shown in fig. 8, the device further comprises a supporting seat 81, a buffer frame 82 and an elastic member, wherein the upper side of the middle part of the base 1 is connected with four supporting seats 81, the buffer frame 82 with an arc shape is slidably arranged between the upper parts of the four supporting seats 81, the elastic member is connected between the buffer frame 82 and the supporting seats 81, and the elastic member is an iron spring.

As shown in fig. 8, the feeding device further comprises a supporting frame 83, the front side of the upper part of the supporting frame 71 is connected with the supporting frame 83 for supporting the material roller, the supporting frame 83 is higher than the auxiliary feeding mechanism 72, and the front part of the supporting frame 83 is arc-shaped.

Because the auxiliary feeding mechanism 72 has the same structure as the loosening mechanism 6, when the electric turntable 53 and the fixing assembly 54 are loosened and continue to rotate, the auxiliary feeding mechanism 72 enables the electric turntable 53 and the fixing assembly 54 to be ready to clamp and fix a new material roller, at this time, the rear clamping blocks 541 move inwards, the rear two clamping discs 531 are far away from each other, the material roller is placed on the supporting frame 83, when the electric turntable 53 and the fixing assembly 54 are separated from the auxiliary feeding mechanism 72, the rear two clamping discs 531 clamp the material roller on the supporting frame 83 first, and then the rear clamping blocks 541 fix the material roller on the supporting frame 83, so that feeding is facilitated; the material roller which is unwound below the rotating frame 3 and winds up the plastic film can drop onto the buffer frame 82, the buffer frame 82 moves downwards, the elastic piece deforms adaptively, so that the plastic film is prevented from falling and being damaged, the plastic film is taken out, the elastic piece is reset, and the buffer frame 82 is reset immediately.

Example 4: on the basis of embodiment 3, as shown in fig. 2, the device further comprises a supporting rod 91 and a shaft roller 92, wherein the front side of the upper part of the base 1 is connected with two supporting rods 91 which are opposite left and right, the shaft roller 92 for limiting a plastic film is rotatably arranged between the upper parts of the two supporting rods 91, and a rubber product is wrapped outside the shaft roller 92 and used for increasing friction force.

The plastic film to be wound is wound around the shaft roller 92, and the plastic film is torn flat by the shaft roller 92, thereby avoiding the plastic film from being wrinkled during the winding process.

The foregoing examples have shown only the preferred embodiments of the invention, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that modifications, improvements and substitutions can be made by those skilled in the art without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims

1. The utility model provides a coiling mechanism is assisted to plastic film for plastic processing, including base (1), frame (2), rotating turret (3) and motor one (4), be connected with frame (2) on base (1), the upper portion rotation of frame (2) is equipped with rotating turret (3), motor one (4) is installed on the upper portion of frame (2), the output shaft and the rotating turret (3) of motor one (4) link to each other, a serial communication port, still including carriage (51), compression spring one (52), electric turntable (53) and release mechanism (6), slide on rotating turret (3) and be equipped with two relative carriage (51) about, be connected with compression spring one (52) between carriage (51) and the rotating turret (3), be equipped with electric turntable (53) that are used for pressing from both sides tight material roller on carriage (51), be equipped with release mechanism (6) on base (1), after the material roller winds up the plastic film, release mechanism (6) makes electric turntable (53) automatic material roller that loosens.

2. The plastic film auxiliary winding device for plastic processing according to claim 1, wherein the electric turntable (53) comprises a clamping disc (531), a mounting rod (532), a motor II (533) and a shaft lever (534), the clamping disc (531) is rotatably arranged at one end, far away from each other, of the two opposite sliding frames (51), one side, close to the clamping disc (531), of the sliding frames (51) is connected with the mounting rod (532), the motor II (533) is mounted on the mounting rod (532), and the shaft lever (534) is connected between an output shaft of the motor II (533) and the clamping disc (531).

3. The plastic film auxiliary winding device for plastic processing according to claim 2, wherein the loosening mechanism (6) comprises a supporting plate (61) and a wedge-shaped guide rail (62), the upper side of the middle part of the base (1) is connected with two supporting plates (61) which are opposite left and right, the upper side of the supporting plates (61) is connected with a wedge-shaped guide rail (62) which is used for extruding the clamping disc (531) to move outwards to loosen the material roller, and one ends of the two wedge-shaped guide rails (62) which are close to each other are higher than one ends which are far away from each other.

4. The plastic film auxiliary winding device for plastic processing according to claim 3, further comprising a fixing component (54), wherein the electric turntable (53) is provided with the fixing component (54) for fixing the material roller, the fixing component (54) comprises a clamping block (541), a sliding disc (542), a sliding block (543), a compression spring II (544) and a connecting rod (545), the clamping block (541) is slidably arranged on the outer side of the clamping disc (531), the sliding disc (542) is slidably arranged in the middle of the clamping disc (531), the sliding block (543) is connected with the middle of the sliding disc (542), the compression spring II (544) is connected between the sliding block (543) and the clamping disc (531), and the connecting rod (545) is rotatably arranged between the sliding block (543) and the clamping block (541).

5. The plastic film auxiliary winding device for plastic processing according to claim 4, wherein the loosening mechanism (6) further comprises a wedge rod (63) and an extension spring (64), the wedge rod (63) for extruding the sliding disc (542) is slidably arranged on the wedge guide rail (62), the extension spring (64) is connected between the wedge rod (63) and the wedge guide rail (62), and after the plastic film is wound on the material roll, the loosening mechanism (6) sequentially enables the fixing assembly (54) and the electric turntable (53) to loosen the material roll.

6. The plastic film auxiliary winding device for plastic processing according to claim 5, further comprising a supporting frame (71) and an auxiliary feeding mechanism (72), wherein the supporting frame (71) is connected to the rear side of the base (1), the auxiliary feeding mechanism (72) is arranged on the upper portion of the supporting frame (71), the auxiliary feeding mechanism (72) has the same structure as the loosening mechanism (6), and after the electric turntable (53) and the fixing assembly (54) loosen the material roller, the auxiliary feeding mechanism (72) enables the electric turntable (53) and the fixing assembly (54) to prepare to clamp and fix a new material roller.

7. The plastic film auxiliary winding device for plastic processing according to claim 6, further comprising a supporting seat (81), a buffer frame (82) and an elastic piece, wherein the supporting seat (81) is connected to the upper side of the middle of the base (1), the buffer frame (82) is slidably arranged on the upper portion of the supporting seat (81), and the elastic piece is connected between the buffer frame (82) and the supporting seat (81).

8. The plastic film auxiliary winding device for plastic processing according to claim 7, further comprising a supporting frame (83), wherein the front side of the upper part of the supporting frame (71) is connected with the supporting frame (83) for supporting the material roller, and the front part of the supporting frame (83) is arc-shaped.

9. The plastic film auxiliary winding device for plastic processing according to claim 8, further comprising a supporting rod (91) and a shaft roller (92), wherein the supporting rod (91) is connected to the front side of the upper portion of the base (1), and the shaft roller (92) for limiting the plastic film is rotatably arranged on the upper portion of the supporting rod (91).

10. The plastic film auxiliary winding device for plastic processing according to claim 9, wherein the outer side of the shaft roller (92) is wrapped with a rubber product for increasing friction force.