CN218261373U

CN218261373U - A a section of thick bamboo membrane overspeed device tensioner for thermal contraction membrane production

Info

Publication number: CN218261373U
Application number: CN202222414850.9U
Authority: CN
Inventors: 唐旭明; 李尚前; 卢光浩; 刘浪; 周卫民
Original assignee: Hubei Huanggang Zhongda High Tech Packaging Material Co ltd
Current assignee: Hubei Huanggang Zhongda High Tech Packaging Material Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-01-10
Anticipated expiration: 2032-09-13

Abstract

The utility model relates to a thermal contraction membrane technical field just discloses a section of thick bamboo membrane overspeed device tensioner for production of thermal contraction membrane, including bottom plate, fixed case and drum, the surface of drum is provided with section of thick bamboo membrane body, the top fixed mounting of bottom plate has the fixed plate, be provided with the tensioning subassembly that carries out the tensioning with good grounds section of thick bamboo membrane internal diameter size in the fixed case. This a section of thick bamboo membrane overspeed device tensioner for production of thermal contraction membrane, through setting up the tensioning subassembly, the tensioning subassembly adjusts the back, can carry out the internal stay to the inner wall of drum gradually, progressively carry out tensioning work to the section of thick bamboo membrane, can carry out the tensioning to the section of thick bamboo membrane of different internal diameters after adjusting, the application range of section of thick bamboo membrane overspeed device tensioner has been improved, through setting up extension piece and installation screw, twist and move the installation screw, take out extension piece and backup pad, thereby take off the section of thick bamboo membrane in the outside of tensioning rod and change, do benefit to and carry out next section of thick bamboo membrane and roll, the problem of tensioning has been solved only can carry out the tensioning to the section of thick bamboo membrane of specific internal diameter.

Description

A a section of thick bamboo membrane overspeed device tensioner for thermal contraction membrane production

Technical Field

The utility model relates to a thermal contraction membrane technical field specifically is a section of thick bamboo membrane overspeed device tensioner for production of thermal contraction membrane.

Background

The heat shrinkable film is used for selling and transporting various products, and mainly has the main functions of stabilizing, covering and protecting the products, the heat shrinkable film has high puncture resistance, good shrinkability and certain shrinkage stress, holes cannot be generated in the film in the shrinking process, the heat shrinkable film is often suitable for outdoor use, so a UV (ultraviolet) resistant agent needs to be added, and after the heat shrinkable film is transmitted for a period of time, the heat shrinkable film becomes loose or too tight, so the working capacity of belt transmission is influenced, and a tensioning device needs to be adopted to ensure the tightness degree.

When the existing cylinder film tensioning device for producing the heat shrinkable film is used for tensioning the cylinder film, only the cylinder film with a specific inner diameter can be tensioned, and if the inner diameter of the cylinder film is larger or smaller, the cylinder film tensioning device cannot adapt to the cylinder film tensioning, so that the subsequent rolling work is influenced, and the cylinder film tensioning device is inconvenient to use, so that the cylinder film tensioning device for producing the heat shrinkable film is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

To prior art's not enough, the utility model provides a section of thick bamboo membrane overspeed device tensioner for production of heat shrink film possesses the advantage that can carry out the tensioning to the great or less section of thick bamboo membrane of internal diameter, has solved and has only can carry out the problem of tensioning to the section of thick bamboo membrane of specific internal diameter.

For the purpose that can carry out the tensioning to the great or less section of thick bamboo membrane of internal diameter that realizes the aforesaid, the utility model provides a following technical scheme: the cylinder film tensioning device for producing the heat shrinkable film comprises a bottom plate, a fixing box and a cylinder, wherein a cylinder film body is arranged on the outer surface of the cylinder, a fixing plate is fixedly mounted at the top of the bottom plate, and a tensioning assembly which is tensioned according to the inner diameter of the cylinder film is arranged in the fixing box.

Further, the tensioning subassembly includes the screw thread post, drives seat, spring, movable block and tensioning rod, screw thread post threaded connection is on fixed case, it rotates the one end of connecting at the screw thread post to drive the seat, spring fixed mounting is on the inner wall of fixed case, one side that fixed incasement wall was kept away from to the movable block fixed mounting at the spring, the movable block contacts with driving the seat, tensioning rod fixed mounting just extends outside the fixed case on the movable block.

Further, the outside fixed mounting of screw thread post has the handle, the shape of drive seat is four terrace with edges, the quantity of spring, movable block and tensioning lever is four, one side that the movable block is close to the drive seat is the inclined plane.

Furthermore, the inner wall fixed mounting of fixed case has the gag lever post with drive seat sliding connection, the outer fixed surface of drive seat installs the fender frame corresponding with the movable block.

Further, spacing hole has been seted up to the side of fixed case, the inner wall fixed mounting in spacing hole has spacing post, spacing post runs through the inside of tensioning rod, tensioning rod and spacing hole and spacing post sliding connection.

Further, the outside fixed mounting of fixed plate has the mounting bracket, the top fixed mounting of mounting bracket has the motor, the output shaft fixed mounting of motor has the pivot of being connected with the fixed plate rotation, the one end fixed mounting of pivot has the quadrangular prism of pegging graft with fixed case, the surface fixed mounting of quadrangular prism has the supporting disk, the supporting disk is close to one side of tension bar and offers the spread groove with tension bar sliding connection.

Furthermore, a supporting plate is arranged on the bottom plate, a supporting sleeve is rotatably connected in the supporting plate, the cross section of the supporting sleeve is annular, the supporting sleeve is fixedly connected with the fixed box, an extending block is fixedly connected to the outer side of the supporting plate, and a mounting screw in threaded connection with the bottom plate is inserted into the extending block.

Compared with the prior art, the utility model provides a section of thick bamboo membrane overspeed device tensioner for production of heat shrink film possesses following beneficial effect:

this a section of thick bamboo membrane overspeed device tensioner for production of thermal contraction membrane, through setting up the tensioning subassembly, the tensioning subassembly is adjusted the back, can carry out the internal stay to the inner wall of drum gradually, progressively carry out tensioning work to the section of thick bamboo membrane, can carry out the tensioning to the section of thick bamboo membrane of different internal diameters after adjusting, the application range of section of thick bamboo membrane overspeed device tensioner has been improved, through setting up extension piece and mounting screw, twist and move the mounting screw, take out extension piece and backup pad, thereby take off the section of thick bamboo membrane in the outside of tensioning rod and change, do benefit to next section of thick bamboo membrane and carry out the rolling, the problem of tensioning has been solved only to the section of thick bamboo membrane of specific internal diameter.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

fig. 2 is a partial perspective view of the tension assembly of the present invention;

fig. 3 is a side schematic view of the structure supporting disk of the present invention.

In the figure: 1 bottom plate, 2 fixed casees, 3 drum, 4 section of thick bamboo membrane bodies, 5 fixed plates, 6 tensioning assembly, 61 screw thread post, 62 actuating seats, 63 springs, 64 movable block, 65 tensioning rod, 7 gag lever post, 8 spacing holes, 9 spacing posts, 10 keep off the frame, 11 backup pads, 12 support cover, 13 extension piece, 14 construction screw, 15 mounting brackets, 16 motors, 17 pivots, 18 support disk, 19 spread groove, 20 quadrangular.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, a cylinder film tensioning device for producing a thermal contraction film comprises a bottom plate 1, a fixing box 2 and a cylinder 3, wherein a cylinder film body 4 is arranged on the outer surface of the cylinder 3, a fixing plate 5 is fixedly installed at the top of the bottom plate 1, a supporting plate 11 is arranged on the bottom plate 1, a supporting sleeve 12 is rotatably connected in the supporting plate 11, the cross section of the supporting sleeve 12 is annular, the supporting sleeve 12 is fixedly connected with the fixing box 2, the supporting sleeve 12 can support the fixing box 2 and is beneficial to rolling of the cylinder film, an extending block 13 is fixedly connected to the outer side of the supporting plate 11, and a mounting screw 14 in threaded connection with the bottom plate 1 is inserted into the extending block 13 and used for taking out the fixing box 2 and taking down the rolled cylinder film.

Referring to fig. 1-2, a tensioning assembly 6 for tensioning according to the inner diameter of the cylindrical film is arranged in the fixing box 2, the tensioning assembly 6 comprises a threaded column 61, a driving seat 62, a spring 63, a movable block 64 and a tensioning rod 65, the threaded column 61 is in threaded connection with the fixing box 2, a handle is fixedly mounted on the outer side of the threaded column 61 and is convenient to screw the threaded column 61, the supporting sleeve 12 can protect the handle and can extend into the handle to be screwed for tensioning, the driving seat 62 is rotatably connected to one end of the threaded column 61, the driving seat 62 is in a quadrangular frustum shape, and the spring 63 is fixedly mounted on the inner wall of the fixing box 2.

Wherein, movable block 64 fixed mounting keeps away from one side of fixed 2 inner walls of case at spring 63, movable block 64 contacts with drive seat 62, one side that movable block 64 is close to drive seat 62 is the inclined plane, do benefit to and promote movable block 64 and remove, rotate the back at screw post 61, can drive seat 62 and remove, drive seat 62 removes and lets movable block 64 move to the outside and to the inboard, carry out tensioning work gradually, tensioning rod 65 fixed mounting just extends outside fixed case 2 on movable block 64, spring 63, movable block 64 and tensioning rod 65's quantity is four, tensioning rod 65 can carry out tensioning work to the section of thick bamboo membrane of external surface gradually under movable block 64's drive.

Referring to fig. 1, a limiting rod 7 slidably connected to the driving seat 62 is fixedly installed on an inner wall of the fixing box 2, the limiting rod 7 can limit the rotation of the driving seat 62 when the threaded post 61 is rotated, so that the driving seat 62 can only move to play a role in limiting, and the blocking frame 10 corresponding to the movable block 64 is fixedly installed on an outer surface of the driving seat 62, so that the movable block 64 is prevented from moving out of the driving seat 62 as much as possible.

Wherein, spacing hole 8 has been seted up to the side of fixed case 2, and the inner wall fixed mounting in spacing hole 8 has spacing post 9, and spacing post 9 runs through the inside of tensioning rod 65, and tensioning rod 65 and spacing hole 8 and spacing post 9 sliding connection, spacing post 9 carry on spacingly to tensioning rod 65, let tensioning rod 65 only can remove at the surface of spacing post 9.

In addition, the outside fixed mounting of fixed plate 5 has mounting bracket 15, the top fixed mounting of mounting bracket 15 has motor 16, motor 16's output shaft fixed mounting has the pivot 17 of being connected with fixed plate 5 rotation, the one end fixed mounting of pivot 17 has the quadrangular 20 of pegging graft with fixed case 2, quadrangular 20 can transmit the moment of torsion of pivot 17, make fixed case 2 can rotate, after motor 16 starts up, pivot 17 and quadrangular 20 are rotatory, carry out the rolling work gradually, the outer fixed surface of quadrangular 20 has supporting disk 18, supporting disk 18 is close to the one side of tensioning rod 65 and has seted up the spread groove 19 with tensioning rod 65 sliding connection.

This embodiment is when using, insert drum 3 on the surface of tensioning lever 65 earlier, rotate screw thread post 61, drive seat 62 and remove, push away crowded to movable block 64, movable block 64 and tensioning lever 65 move to the outside, spring 63 is compressed, tensioning lever 65 moves to the outside and tightens drum 3, restart motor 16, pivot 17 and quadrangular 20 rotate, tensioning lever 65 follows fixed box 2 and rotates, roll up the section of thick bamboo membrane, the rolling is accomplished the back, twist and move installation screw 14, take out extension piece 13 and backup pad 11, thereby take off the section of thick bamboo membrane in tensioning lever 65's the outside.

The beneficial effects of the embodiment are as follows:

this a section of thick bamboo membrane overspeed device tensioner for production of thermal contraction membrane, through setting up tensioning assembly 6, tensioning assembly 6 adjusts the back, can carry out the internal stay to the inner wall of drum 3 gradually, progressively carry out tensioning work to the section of thick bamboo membrane, can take up the section of thick bamboo membrane of different internal diameters after adjusting, the application range of a section of thick bamboo membrane overspeed device tensioner has been improved, through setting up extension piece 13 and mounting screw 14, twist and move mounting screw 14, take out extension piece 13 and backup pad 11, thereby take off the section of thick bamboo membrane in the outside of tensioning rod 65 and change, do benefit to and carry out next section of thick bamboo membrane and roll, the problem of tensioning has been solved to the section of thick bamboo membrane of specific internal diameter only.

The electrical components shown herein are electrically connected to a main controller and a power supply, the main controller can be a conventional known device controlled by a computer, and the conventional power connection technology disclosed in the prior art is not described in detail herein.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a section of thick bamboo membrane overspeed device tensioner for production of thermal contraction membrane, includes bottom plate (1), fixed case (2) and drum (3), the surface of drum (3) is provided with a section of thick bamboo membrane body (4), the top fixed mounting of bottom plate (1) has fixed plate (5), its characterized in that: and a tensioning assembly (6) which is used for tensioning according to the inner diameter of the cylinder film is arranged in the fixed box (2).

2. A film take-up unit for use in the production of heat shrinkable films as claimed in claim 1, wherein: tensioning subassembly (6) are including screw thread post (61), drive seat (62), spring (63), movable block (64) and tensioning rod (65), screw thread post (61) threaded connection is on fixed case (2), drive seat (62) rotate the one end of connecting at screw thread post (61), spring (63) fixed mounting is on the inner wall of fixed case (2), one side of fixed case (2) inner wall is kept away from in spring (63) fixed mounting of movable block (64), movable block (64) contact with drive seat (62), tensioning rod (65) fixed mounting is on movable block (64) and outside extending fixed case (2).

3. A film take-up device for the production of heat shrinkable films according to claim 2, wherein: the outside fixed mounting of screw thread post (61) has the handle, the shape of drive seat (62) is four prismatic table, the quantity of spring (63), movable block (64) and tensioning rod (65) is four, one side that movable block (64) is close to drive seat (62) is the inclined plane.

4. A film web tensioner for heat shrink film production as set forth in claim 2, wherein: the inner wall fixed mounting of fixed case (2) has gag lever post (7) with drive seat (62) sliding connection, the surface fixed mounting of drive seat (62) has the fender frame (10) corresponding with movable block (64).

5. A film take-up device for the production of heat shrinkable films according to claim 2, wherein: spacing hole (8) have been seted up to the side of fixed case (2), the inner wall fixed mounting in spacing hole (8) has spacing post (9), the inside of tensioning rod (65) is run through in spacing post (9), tensioning rod (65) and spacing hole (8) and spacing post (9) sliding connection.

6. A film take-up device for the production of heat shrinkable films according to claim 2, wherein: the utility model discloses a four-roller bearing, including fixed plate (5), the outside fixed mounting of fixed plate (5) has mounting bracket (15), the top fixed mounting of mounting bracket (15) has motor (16), the output shaft fixed mounting of motor (16) has pivot (17) of rotating to be connected with fixed plate (5), the one end fixed mounting of pivot (17) has quadrangular prism (20) of pegging graft with fixed box (2), the outer fixed surface of quadrangular prism (20) installs supporting disk (18), supporting disk (18) are close to one side of tensioning rod (65) and offer spread groove (19) with tensioning rod (65) sliding connection.

7. A film take-up unit for use in the production of heat shrinkable films as claimed in claim 1, wherein: the supporting plate is characterized in that a supporting plate (11) is arranged on the bottom plate (1), a supporting sleeve (12) is rotationally connected in the supporting plate (11), the cross section of the supporting sleeve (12) is annular, the supporting sleeve (12) is fixedly connected with the fixed box (2), an extending block (13) is fixedly connected to the outer side of the supporting plate (11), and a mounting screw (14) in threaded connection with the bottom plate (1) penetrates through the extending block (13).