CN216100517U

CN216100517U - Self-adjusting device of protective film stretching forming machine

Info

Publication number: CN216100517U
Application number: CN202122616032.2U
Authority: CN
Inventors: 黄祖民
Original assignee: Guangdong Huajing New Material Technology Co ltd
Current assignee: Guangdong Huajing New Material Technology Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-03-22
Anticipated expiration: 2031-10-28

Abstract

The utility model discloses a self-adjusting device of a protective film stretching forming machine, wherein a fixed frame comprises a guide rail, a roller group connected with the guide rail in a sliding manner, a fixed roller used for stretching a protective film and an adjusting roller used for adjusting the stretching of the protective film, the guide rail penetrates through the fixed frame from front to back according to the discharging direction, the fixed roller is rotationally connected with a first lifting device, the fixed roller is vertically and slidably connected with the fixed frame through the first lifting device, the adjusting roller is rotationally connected with an elastic component, the elastic component is connected with a second lifting device, the PE protective film can be conveniently adjusted according to PE protective films with different specifications, the automatic adjustment can be realized without manpower and time and labor, the arranged roller group can firstly stretch the PE protective film, and the elastic tensioning of the elastic component can be uniformly stretched through the elastic component arranged between the second lifting device and the adjusting roller, prevent wrinkles during stretching, thereby preventing the quality of the PE protective film from being affected.

Description

Self-adjusting device of protective film stretching forming machine

Technical Field

The utility model relates to the technical field of cutting machines, in particular to a self-adjusting device of a protective film stretching forming machine.

Background

At present, films are more and more widely applied in production and life, and are widely applied to the fields of food, medicine, chemical industry and the like, particularly PE protective films which are mainly used for packaging and have different specifications are selected according to products needing to be packaged or customer requirements, and the PE protective films with different specifications have different stretching force, but the existing forming machine is difficult to adjust, consumes time and labor, has a simple structure and is easy to cause unevenness in the stretching process, so that wrinkles appear in the stretching process of the PE film, and the quality of the PE film is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a self-adjusting device of a protective film stretching forming machine, so as to achieve the purposes of convenient adjustment and uniform stretching.

The technical scheme of the utility model is as follows: the utility model provides a self-adjusting device of tensile make-up machine of protection film, including mount and the crowded material mouth of setting in mount one end, including guide rail, sliding connection in the roller group of guide rail, be used for tensile fixed roller of protection film and be used for adjusting the tensile regulation roller of protection film in the mount, the guide rail link up in the mount after to according to ejection of compact direction in the past, fixed roller rotates and is connected with first elevating gear, fixed roller is sliding connection in the mount about through first elevating gear, it is connected with the elastic component to adjust the roller rotation, the elastic component is connected with second elevating gear, it sets up in fixed roller top to adjust the roller.

Preferably, the number of the fixed rollers is 2 or more than 2, and the adjusting rollers are arranged between the adjacent fixed rollers.

Preferably, a discharging press roller is arranged in the fixing frame and is arranged at one end close to the extruding opening.

Preferably, the roller set comprises an upper roller, a lower roller, a sliding block and a driving device, the upper roller and the lower roller are respectively connected to the guide rail through the sliding block, and the driving device is used for driving the upper roller and the lower roller to rotate.

Preferably, the elastic member includes telescopic link and spring, the telescopic link is including stretching out section and canned paragraph, spring one end fixed connection is in the one end of canned paragraph, and other end fixed connection is in the one end that the canned paragraph was kept away from in the section of stretching out.

Compared with the prior art, the self-adjusting device of the protective film stretching forming machine has the following beneficial effects that: connect fixed roller and regulation roller respectively through the first elevating gear and the second elevating gear that set up, be convenient for adjust according to the PE protection film of different specifications, realize automatically regulated moreover and need not the manual work, labour saving and time saving, the roller group of setting can stretch out the PE protection film in advance, and through the elastic component who sets up between second elevating gear and regulation roller, the elastic tensioning of elastic component can evenly stretch, prevent tensile in-process fold, thereby prevent that the quality of PE protection film from receiving the influence.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:

fig. 1 is a cross-sectional view of the present invention.

Fig. 2 is a top view of the present invention.

FIG. 3 is a schematic structural diagram of an adjusting roller of the present invention.

In the figure: the device comprises a fixed frame 1, an extrusion port 2, a guide rail 3, a roller group 4, a fixed roller 5, an adjusting roller 6, an elastic component 7, a discharge pressing roller 21, an upper roller 41, a lower roller 42, a sliding block 43, a driving device 44, a first lifting device 51, a second lifting device 62, an expansion rod 71, a spring 72, a fixed section 73 and an extension section 74.

Detailed Description

The utility model will be further described with reference to the accompanying drawings in which:

in the description of the present invention, it is to be understood that the terms "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "inner," and the like are used in the orientations and positional relationships indicated in the drawings only for the purpose of sub-description of the present invention and to simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be taken as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The utility model relates to a self-adjusting device of a protective film stretching forming machine, which comprises a fixed frame 1 and an extrusion opening 2 arranged at one end of the fixed frame 1, the fixed frame 1 comprises a guide rail 3, a roller group 4 connected with the guide rail 3 in a sliding way, a fixed roller 5 used for stretching the protective film and an adjusting roller 6 used for adjusting the stretching of the protective film, the guide rail 3 penetrates through the fixed frame 1 from front to back according to the discharging direction, the fixed roller 5 is rotationally connected with a first lifting device 51, the fixed roller 5 is connected with the fixed frame 1 in a vertical sliding way through a first lifting device 51, the adjusting roller 6 is connected with an elastic part 7 in a rotating way, the elastic member 7 is connected with a second lifting device 62, the first lifting device 51 and the second lifting device 62 can adopt a device with high precision such as a hydraulic device, and the adjusting roller 6 is arranged above the fixed roller 5.

According to the self-adjusting device of the protective film stretch forming machine, the fixed roller 5 and the adjusting roller 6 are respectively connected through the first lifting device 51 and the second lifting device 62, PE protective films with different specifications can be conveniently adjusted, automatic adjustment is achieved without manual work, time and labor are saved, elastic tensioning of the elastic piece 7 can be uniformly stretched through the elastic piece 7 arranged between the second lifting device 62 and the adjusting roller 6, wrinkles are prevented in the stretching process, and accordingly quality of the PE protective films is prevented from being affected.

In this embodiment, the number of the fixed rollers 5 is 2 or more than 2, and the adjusting rollers 6 are arranged between the adjacent fixed rollers 5.

In this embodiment, be provided with ejection of compact compression roller 21 in mount 1, ejection of compact compression roller 21 sets up in being close to extrusion mouth 2 one end, and uses extrusion mouth 2 to correspond the setting from top to bottom as the center.

In this embodiment, the roller set 4 includes an upper roller 41, a lower roller 42, a sliding block 43 and a driving device 44, the upper roller 41 and the lower roller 42 are respectively connected to the guide rail 3 through the sliding block 43, and the driving device 44 is used for driving the upper roller 41 and the lower roller 42 to rotate.

Specifically, a motor for driving the slider 43 is further provided, and the motor drives the slider 43 to move linearly on the guide rail 3, thereby moving the upper roller 41 and the lower roller 42 simultaneously.

In this embodiment, the elastic member 7 includes an extension rod 71 and a spring 72, the extension rod 71 includes an extending section 74 and a fixing section 73, one end of the spring 72 is fixedly connected to one end of the fixing section 73, and the other end of the spring is fixedly connected to one end of the extending section 74 far away from the fixing section 73.

The working principle of the utility model is that the moving distance of a first lifting device 51 and a second lifting device 62 is set according to the thickness of a PE film in advance, so that a fixed roller 5 and an adjusting roller 6 can advance to abut against the PE film, the PE film keeps a certain tensile force, a PE film is extruded from an extrusion port 2, the PE film is sent out through a discharge compression roller 21 and an auxiliary compression roller and sent to a roller set 4, one end of the PE film is clamped by an upper roller 41 and a lower roller 42, the upper roller 41 and the lower roller 42 are driven to move backwards along a guide rail 3 at the same time, the PE film is pulled out, when the roller set 4 moves to the rear end of a fixed frame 1, the PE film is in a loose state and is not completely stretched, the first lifting device 51 lifts the fixed roller 5, a plurality of fixed rollers 5 simultaneously lift to a uniform height, the fixed roller 5 lifts the PE film to pull the PE film open, the adjusting roller 6 is lowered by the second lifting device 62, the adjusting roller 6 is pressed against the PE film, which is then completely stretched, and the adjusting roller 6 is connected to the second lifting device 62 via the elastic element 7, which can tension the PE film.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a self-adjusting device of protection film stretch forming machine, is including mount (1) and crowded material mouth (2) of setting in mount (1) one end, its characterized in that: including guide rail (3), sliding connection in the roller group (4) of guide rail (3), be used for tensile fixed roller (5) of protection film and be used for adjusting tensile regulation roller (6) of protection film in mount (1), guide rail (3) link up in mount (1) according to ejection of compact direction from the past to the back, fixed roller (5) rotate and are connected with first elevating gear (51), sliding connection about fixed roller (5) are in mount (1) through first elevating gear (51), it is connected with elastic component (7) to adjust roller (6) rotation, elastic component (7) are connected with second elevating gear (62), it sets up in fixed roller (5) top to adjust roller (6).

2. The self-adjusting device of a protective film stretch-forming machine according to claim 1, characterized in that: the number of the fixed rollers (5) is 2 or more than 2, and the adjusting rollers (6) are arranged between the adjacent fixed rollers (5).

3. The self-adjusting device of a protective film stretch-forming machine according to claim 1, characterized in that: the material-extruding device is characterized in that a material-extruding press roller (21) is arranged in the fixing frame (1), and the material-extruding press roller (21) is arranged at one end close to the material-extruding opening (2).

4. The self-adjusting device of a protective film stretch-forming machine according to claim 1, characterized in that: the roller set (4) comprises an upper roller (41), a lower roller (42), a sliding block (43) and a driving device (44), the upper roller (41) and the lower roller (42) are connected to the guide rail (3) through the sliding block (43) respectively, and the driving device (44) is used for driving the upper roller (41) and the lower roller (42) to rotate.

5. The self-adjusting device of a protective film stretch-forming machine according to claim 1, characterized in that: elastic component (7) are including telescopic link (71) and spring (72), telescopic link (71) are including stretching out section (74) and canned paragraph (73), spring (72) one end fixed connection is in the one end of canned paragraph (73), and other end fixed connection is in the one end of stretching out section (74) and keeping away from canned paragraph (73).