CN221819477U - A PE film stretching device - Google Patents

Abstract

The utility model discloses a PE film stretching device, which belongs to the technical field of PE film processing and comprises a workbench, wherein four fixing bases are connected below the workbench, and the four fixing bases are arranged in a rectangular array; according to the PE film winding device, after the PE film is stretched, the distance between the two external connection blocks is adjusted according to the width of the stretched PE film, firstly, the rotating rod is rotated to drive the bidirectional screw rod to rotate, then, the two thread blocks can be driven to move in opposite directions, the thread blocks are driven to move to drive the external connection blocks to move, then, the winding roller is placed in the two lap joint grooves, then, the fixing stretching mechanism is operated to enable the winding roller to lose the fixing acting force on the stretched PE film, then, one end of the stretched PE film is placed on the winding roller, and then the winding roller is rotated, so that the stretched PE film is wound on the winding roller, and winding operation of the stretched PE film is facilitated.

Description

A PE film stretching device

Technical Field

The utility model belongs to the technical field of PE film processing, and in particular relates to a PE film stretching device.

Background Art

PE film is polyethylene film, which is made of polyethylene material. It is a harmless chemical material. According to different densities, it is also divided into high-density polyethylene protective film, medium-density and low-density.

Chinese patent application No. 202020648674.3 discloses an automatic stretching device for PE film, including a fixed base, a support rod is provided at the upper end of the fixed base, a workbench is provided at the upper end of the support rod, a distribution box is installed at the upper end of the workbench, a fixed cylinder is installed inside the workbench, a push rod is connected to the front end of the fixed cylinder, a fixed plate is provided at the front end of the push rod, a fixed pad is provided at the upper end of the fixed plate, a No. 2 connecting groove is provided inside the fixed pad, a rotating shaft is installed at the upper end of the rotating shaft, a movable plate is provided at the upper end of the rotating shaft, a No. 1 pressing plate is provided at one end of the movable plate, a No. 1 connecting groove is provided inside the No. 1 pressing plate and the movable plate, and a fixing screw is connected inside the No. 1 connecting groove. The automatic stretching device for PE film described in the utility model can facilitate the fixation of PE film, making the stretching of PE film simple and convenient.

In the above patent, the PE film is placed between two fixed plates for stretching operation. The stretched PE film is placed on two fixed plates, which makes it inconvenient for operators to rewind it, which can easily affect the subsequent stretching efficiency of the PE film.

Utility Model Content

In order to solve the problems raised in the above background technology, the utility model provides a PE film stretching device, which has the characteristics of being easy to roll up, store and place.

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a PE film stretching device, comprising a workbench, a fixed base is connected to the bottom of the workbench, a total of four fixed bases are arranged, and the four fixed bases are arranged in a rectangular array, a placement component is arranged below the workbench and between the four fixed bases, a distribution box is connected to the upper end of the workbench, fixed stretching mechanisms are arranged on both sides of the workbench, and a winding component is arranged on one side of one of the fixed stretching mechanisms.

Preferably, the winding assembly includes a winding roller, an adjusting member, an external block and an overlapping groove, wherein external blocks are provided at both ends of a side of a fixed stretching mechanism away from the workbench, an adjusting member is provided between the external block and the fixed stretching mechanism, overlapping grooves are provided on the sides of the two external blocks close to each other, and a winding roller is overlapped between the two overlapping grooves.

Preferably, the adjusting member includes a rotating rod, a bidirectional screw, a threaded block and an adjusting chamber, a side of the external block close to the fixed stretching mechanism is connected to the threaded block, an adjusting chamber is provided inside the fixed stretching mechanism and at a position corresponding to the threaded block, a bidirectional screw is connected inside the adjusting chamber, and one end of the bidirectional screw is connected to the rotating rod.

Preferably, a side of the threaded block away from the external block is connected to a limit slider, and a limit sliding groove is provided on the side wall of the regulating cavity at a position corresponding to the limit slider.

Preferably, the placement assembly includes a placement box, a lap block and a fixed frame, both ends of the lower side of the workbench are connected to the fixed frames, a placement box is arranged between the two fixed frames, and a lap block is connected to the side wall of the placement box at a position corresponding to the fixed frame.

Preferably, an adsorption groove is provided on the inner side wall of the fixing frame, and magnetic blocks are connected to the lap block and the side wall of the adsorption groove.

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

1. The utility model is provided with a winding component. After the PE film is stretched, the distance between the two external blocks is adjusted according to the width of the stretched PE film. First, the rotating rod is rotated to drive the bidirectional screw to rotate, and then the two threaded blocks can be driven to move toward each other. The movement of the threaded blocks drives the external blocks to move, and then the winding roller is placed inside the two overlapping grooves. Then, the fixed stretching mechanism is operated to make it lose its fixing force on the stretched PE film, and then one end of the stretched PE film is placed on the winding roller, and then the winding roller is rotated so that the stretched PE film is wound around the winding roller, which is convenient for realizing the winding operation of the stretched PE film.

2. The utility model is provided with a placement component, and the overlapping block is moved and inserted into the interior of the fixed frame. The two magnetic blocks are adsorbed close to each other. Under the adsorption effect of the two magnetic blocks, the overlapping block and the fixed frame can be limited and fixed, thereby ensuring the stability of the placement box. After the stretched PE film is rolled up, the winding roller is removed from the overlapping groove, and then placed in the placement box, which is convenient for the centralized placement of the winding roller, and then convenient for the centralized processing operation of the stretched PE film.

BRIEF DESCRIPTION OF THE DRAWINGS

Fig. 1 is a schematic diagram of the structure of the utility model;

FIG2 is an enlarged view of point A in FIG1 of the present utility model;

FIG3 is a cross-sectional view of the connection state between the fixing frame and the placement box of the utility model;

FIG4 is an enlarged view of point B in FIG3 of the present utility model;

FIG5 is a partial cross-sectional view of the connection state between the workbench and the fixed stretching mechanism of the utility model;

FIG. 6 is an enlarged view of point C in FIG. 5 of the present invention.

In the figure: 1. Fixed stretching mechanism; 2. Workbench; 3. Placement assembly; 31. Placement box; 32. Overlap block; 33. Fixed frame; 34. Magnetic block; 4. Fixed base; 5. Distribution box; 6. Winding assembly; 61. Winding roller; 62. Adjustment member; 621. Rotating rod; 622. Bidirectional screw; 623. Threaded block; 624. Adjustment chamber; 63. External block; 64. Overlap groove.

DETAILED DESCRIPTION

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.

Example 1

Please refer to Figures 1-6. The utility model provides the following technical solutions: a PE film stretching device, including a workbench 2, a fixed base 4 is connected to the bottom of the workbench 2, a total of four fixed bases 4 are arranged, and the four fixed bases 4 are arranged in a rectangular array. A placement component 3 is arranged below the workbench 2 and between the four fixed bases 4, a distribution box 5 is connected to the upper end of the workbench 2, and fixed stretching mechanisms 1 are arranged on both sides of the workbench 2, and a winding component 6 is arranged on one side of one of the fixed stretching mechanisms 1.

Specifically, the winding assembly 6 includes a winding roller 61, an adjusting member 62, an external block 63 and an overlapping groove 64, wherein the two ends of one side of a fixed stretching mechanism 1 away from the workbench 2 are provided with external blocks 63, an adjusting member 62 is provided between the external block 63 and the fixed stretching mechanism 1, and the sides of the two external blocks 63 close to each other are provided with overlapping grooves 64, and the winding roller 61 is overlapped between the two overlapping grooves 64.

By adopting the above technical solution, the positions of the two external blocks 63 are adjusted by using the adjusting member 62, and then the two ends of the winding roller 61 are placed inside the two overlapping grooves 64. After the subsequent PE film stretching is completed, one end of the stretched PE film is placed on the winding roller 61, and then the winding roller 61 is rotated so that the stretched PE film is wound around the winding roller 61, which facilitates the winding operation of the stretched PE film.

Specifically, the adjusting member 62 includes a rotating rod 621, a bidirectional screw 622, a threaded block 623 and an adjusting cavity 624. The threaded block 623 is connected to a side of the external block 63 close to the fixed stretching mechanism 1. An adjusting cavity 624 is provided inside the fixed stretching mechanism 1 and at a position corresponding to the threaded block 623. The inside of the adjusting cavity 624 is connected to the bidirectional screw 622. One end of the bidirectional screw 622 is connected to the rotating rod 621.

By adopting the above technical solution, rotating the rotating rod 621 drives the bidirectional screw 622 to rotate, which can then drive the two threaded blocks 623 to move toward each other. The movement of the threaded block 623 drives the external block 63 to move, making it easy to adjust the positional relationship between the two external blocks 63.

Specifically, a side of the threaded block 623 away from the external block 63 is connected to a limit slider, and a limit slide groove is provided on the side wall of the adjustment cavity 624 at a position corresponding to the limit slider.

By adopting the above technical solution, the movement of the threaded block 623 drives the limiting slider to move inside the limiting slide groove. Under the sliding cooperation of the limiting slider and the limiting slide groove, a guiding effect can be provided for the movement of the threaded block 623 to prevent the threaded block 623 from rotating with the rotation of the bidirectional screw 622.

When this embodiment is used, the PE film to be stretched is placed on two fixed stretching mechanisms 1, and then the fixed stretching mechanism 1 is powered by the distribution box 5, and the PE film is stretched by the fixed stretching mechanism 1. After the PE film is stretched, the distance between the two external blocks 63 is adjusted according to the width of the stretched PE film. First, the rotating rod 621 is rotated to drive the bidirectional screw 622 to rotate, and then the two threaded blocks 623 can be driven to move toward each other. The movement of the threaded block 623 drives the external block 63 to move, and then the winding roller 61 is placed inside the two overlapping grooves 64, and then the fixed stretching mechanism 1 is operated to make it lose the fixing force on the stretched PE film, and then one end of the stretched PE film is placed on the winding roller 61, and then the winding roller 61 is rotated so that the stretched PE film is wound around the winding roller 61, so as to facilitate the winding operation of the stretched PE film;

Example 2

The present embodiment is different from the embodiment 1 in that the placement assembly 3 includes a placement box 31, a lap block 32 and a fixed frame 33. The two lower ends of the workbench 2 are connected with the fixed frames 33. The placement box 31 is arranged between the two fixed frames 33. The lap block 32 is connected to the side wall of the placement box 31 at the position corresponding to the fixed frame 33.

Specifically, an adsorption groove is provided on the inner side wall of the fixing frame 33, and magnetic blocks 34 are connected to the lap block 32 and the side wall of the adsorption groove.

By adopting the above technical solution, the overlapping block 32 is moved and inserted into the interior of the fixed frame 33, and the two magnetic blocks 34 are adsorbed close to each other. Under the adsorption effect of the two magnetic blocks 34, the overlapping block 32 and the fixed frame 33 can be limited and fixed, thereby ensuring the stability of the placement of the placement box 31.

When this embodiment is used, the overlapping block 32 is moved and inserted into the interior of the fixed frame 33, and the two magnetic blocks 34 are adsorbed close to each other. Under the adsorption effect of the two magnetic blocks 34, the overlapping block 32 and the fixed frame 33 can be limited and fixed, thereby ensuring the stability of the placement box 31. After the stretched PE film is rolled up, the winding roller 61 is removed from the overlapping groove 64, and then the winding roller 61 is placed in the placement box 31, which is convenient for the centralized placement of the winding roller 61, and then convenient for the centralized processing operation of the stretched PE film.

The structure and principle of the fixed stretching mechanism 1 composed of a movable plate, a fixing screw, a No. 1 pressure plate, a rotating shaft, a fixed plate, a fixed pad, a No. 2 connecting groove, a push rod, a fixed cylinder, and a No. 1 connecting groove in the utility model have been disclosed in the PE film automatic stretching device disclosed in Chinese patent application No. 202020648674.3, and its working principle is: a fixed cylinder is installed inside the workbench 2, a push rod is connected to the front end of the fixed cylinder, a fixed plate is provided at the front end of the push rod 13, a fixed pad is provided at the upper end of the fixed plate, a No. 2 connecting groove is opened inside the fixed pad, a rotating shaft is installed at the upper end of the fixed pad, a movable plate is provided at the upper end of the rotating shaft, and one end of the movable plate is provided with No. 1 pressure plate, No. 1 pressure plate and movable plate are provided with No. 1 connecting groove inside, and the inside of No. 1 connecting groove is connected with fixing screws. When in use, the PE film is placed on the upper end of the fixed pad, and the movable plate can be rotated through the rotating shaft, and the movable plate can be clamped on the top of the fixed pad so that the No. 1 pressure plate is pressed on the PE film, and then the fixing screw is passed through the No. 1 connecting groove and fixed inside the No. 2 connecting groove, so that the No. 1 pressure plate can be pressed against the fixed pad, thereby pressing the film, and the push rod can be driven to move through the work of the fixed cylinder, and the fixed pad can be driven to move through the push rod, and the film can be stretched through the movement of the fixed pad, thereby stretching the PE film.

The working principle and use process of the utility model are as follows: the utility model moves the lap block 32 and inserts it into the interior of the fixed frame 33, and the two magnetic blocks 34 are close to each other and adsorbed. Under the adsorption effect of the two magnetic blocks 34, the lap block 32 and the fixed frame 33 can be limited and fixed, so as to ensure the stability of the placement of the placement box 31, and then the PE film to be stretched is placed on the two fixed stretching mechanisms 1, and then the fixed stretching mechanism 1 is powered by the distribution box 5, and the PE film is stretched by the fixed stretching mechanism 1. After the PE film is stretched, the distance between the two external blocks 63 is adjusted according to the width of the stretched PE film. First, the rotating rod 621 is rotated to drive the bidirectional screw 622 to rotate, and then the two The threaded blocks 623 move toward each other, and the movement of the threaded blocks 623 drives the external block 63 to move, and then the winding roller 61 is placed inside the two overlapping grooves 64, and then the fixed stretching mechanism 1 is operated to make it lose its fixing force on the stretched PE film, and then one end of the stretched PE film is placed on the winding roller 61, and then the winding roller 61 is rotated so that the stretched PE film is wound around the winding roller 61, which is convenient for the winding operation of the stretched PE film. After the stretched PE film is wound, the winding roller 61 is removed from the overlapping groove 64, and then the winding roller 61 is placed inside the placement box 31, which is convenient for the centralized placement of the winding roller 61, and then it is convenient for the centralized processing operation of the stretched PE film.

Although the 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 (6)

1. The utility model provides a PE film stretching device, includes workstation, its characterized in that: the below of workstation is connected with unable adjustment base, and unable adjustment base is provided with four altogether, and four unable adjustment bases are rectangular array setting, and the below of workstation just is located between four unable adjustment bases and is provided with the subassembly of placing, and the top one end of workstation is connected with the block terminal, and the both sides of workstation all are provided with fixed stretching mechanism, and one side of one of them fixed stretching mechanism is provided with the rolling subassembly.

2. The PE film stretching apparatus according to claim 1, wherein: the winding assembly comprises a winding roller, an adjusting piece, an outer connecting block and a lap joint groove, wherein the two ends of one side, far away from the workbench, of one fixed stretching mechanism are respectively provided with the outer connecting block, the adjusting piece is arranged between the outer connecting block and the fixed stretching mechanism, the lap joint groove is respectively arranged on one side, close to each other, of the two outer connecting blocks, and the winding roller is lapped between the two lap joint grooves.

3. The PE film stretching apparatus according to claim 2, wherein: the adjusting piece comprises a rotating rod, a bidirectional screw rod, a threaded block and an adjusting cavity, wherein the threaded block is connected to one side, close to the fixed stretching mechanism, of the external block, the adjusting cavity is arranged in the fixed stretching mechanism and corresponds to the position of the threaded block, the bidirectional screw rod is connected to the adjusting cavity, and one end of the bidirectional screw rod is connected with the rotating rod.

4. A PE film stretching apparatus as set forth in claim 3, wherein: one side of the thread block, which is far away from the external connection block, is connected with a limit sliding block, and a limit sliding groove is arranged on the side wall of the adjusting cavity and corresponds to the position of the limit sliding block.

5. The PE film stretching apparatus according to claim 1, wherein: the placing assembly comprises a placing box, a lap joint block and fixing frames, wherein the fixing frames are connected to two ends of the lower portion of the workbench, the placing box is arranged between the two fixing frames, and the lap joint block is connected to the side wall of the placing box and corresponds to the position of the fixing frame.

6. The PE film stretching apparatus as set forth in claim 5, wherein: the inner side wall of the fixed frame is provided with an adsorption groove, and the side walls of the splicing block and the adsorption groove are respectively connected with a magnetic block.