CN209889901U - Film unreeling machine - Google Patents

Abstract

The utility model discloses a film unreeling machine, the loach carrying platform comprises a supporting fram, just the quantity of support frame is two, two the support frame comprises support, preceding support frame and back support frame, two the equal fixed mounting of outer wall of the adjacent one side of support has the mount, and bottom fixed mounting has the spring that one end fixed connection was gone up spring coupling spare, two the last connecting hole, two of all having seted up of spring coupling spare equal movable mounting has both sides to set up the removal rotation axis of screw hole between the spring coupling spare, two the slide rail groove has all been seted up to the outer wall of preceding support frame, and the recess activity is pegged graft and is had the hexagonal screw. In the utility model discloses, film unreeling machine removes the rotation axis and can roll up the surface laminating with the film at the in-process that uses to along with the change of film book circumference and shift up or move down, thereby avoid when the end pull film, the film book continues to unreel because of inertia or because the resilience force of film itself and the rolling, thereby cause the inconvenience of operation.

Description

Film unreeling machine

Technical Field

The utility model relates to the technical field, relate to a film unreeling machine particularly.

Background

The film is a thin and soft transparent sheet made of plastic, adhesive, rubber or other materials, and is widely used in the industries of electronics, machinery, printing, agriculture and the like.

The film is because the material is thinner, therefore when production, all accomodates and transports through the mode of putting of book, thereby we need place the film book and conveniently extract on unreeling the machine when using the film book, but when we stopped the extraction, the film book again can continue to unreel because of rotatory inertia or because the resilience force of film itself and the rolling to cause the operation inconvenience, influence the use.

Disclosure of Invention

In view of the above problems in the prior art, an aspect of the present invention is to provide an unreeling machine for unreeling a film.

In order to achieve the aim, the utility model provides a film unreeling machine, which comprises a supporting frame, the number of the support frames is two, the two support frames consist of a bracket, a front support frame and a rear support frame, the outer wall of one side of the two adjacent support frames is fixedly provided with a fixed frame, a spring with one end fixedly connected with a spring connecting piece is fixedly arranged at the bottom, connecting holes are respectively arranged on the two spring connecting pieces, a movable rotating shaft with screw holes arranged at both sides is movably arranged between the two spring connecting pieces, sliding rail grooves are respectively arranged on the outer walls of the two front supporting frames, and the groove is movably inserted with a hexagonal screw which sequentially passes through the slide rail groove and the connecting hole and is connected on the screw hole by screw thread, the outer wall of the front support frame is provided with a fixing hole, and a fixed rotating shaft 114 is movably arranged in front of the front support frame and is connected with the front support frame through a hexagonal screw. By means of the elastic action of the spring, the movable rotating shaft arranged on the spring connecting piece can move along with the change of the circumferential radius of the film roll and can move along with the change of the circumferential radius of the film roll, when the film roll is unreeled, the movable rotating shaft can be attached to the surface of the film roll, and the problem that the film roll continuously rotates to unreel the film due to inertia is solved.

Preferably, the film roll fixing device comprises a unwinding shaft, an unwinding shaft with fixing rods arranged on two sides and a positioning ring with positioning screws fixedly arranged at the top, fixing grooves are formed in the top of the two supports, and the fixing rods are movably arranged in the fixing grooves. The effect of holding ring is when shelves film roll sleeve is put the spool and is put, fixes the use to avoid the in-process film roll that uses can remove about putting the spool when the pull, thereby can take place to contact with the junction of both sides, damage the side of film when the pull, influence the use of film

Preferably, a film roll is disposed on a surface of the unwinding shaft, and the film on the film roll is located below the fixed rotating shaft. When the film is required to be drawn from the film roll, the film is in contact with the surface of the fixed rotating shaft, and the drawing is performed in a rolling friction mode.

Compared with the prior art, the utility model provides a film unreeling machine, the spring is installed to the mount bottom, and the other end of spring is connected with spring coupling spare, with the help of the elasticity of spring, can install the removal rotation axis on spring coupling spare and can laminate with the film roll surface, and move up or move down along with the change of film roll circumference to avoid when finishing drawing the film, the film roll continues to unreel because of inertia or because the elasticity of film itself rolls up; simultaneously when the film of pull film book, the film can be in the lower surface contact of fixed rotation axis, and the rotation axis of fixed mode has made things convenient for the pull of film, and the change of making on the original basis of device does not have the complicated device to make the simple mode of operation that the device still kept.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

FIG. 1 is a schematic view of the whole structure of the present invention;

fig. 2 is an explosion diagram of the structure of the present invention.

The main reference numbers:

100. a support frame; 101. a rear support frame; 102. a front support frame; 103. a support; 104. fixing grooves; 105. a fixed mount; 106. a spring; 107. a slide rail groove; 108. a hexagonal screw; 109. a spring connector; 110. connecting holes; 111. a screw hole; 112. moving the rotating shaft; 113. a fixing hole; 114. fixing the rotating shaft; 200. a film roll fixing device; 201. unwinding the reel; 202. fixing the rod; 203. a positioning ring; 204. a set screw; 205. film roll; 206. a film.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.

Referring to fig. 1-2, a film unreeling machine, as shown in fig. 1, is composed of a supporting frame 100, a movable rotating shaft 112, a fixed rotating shaft 114 and a film roll fixing device 200.

As shown in fig. 2, the supporting frame 100 is composed of a frame 103, a front supporting frame 102 and a rear supporting frame 101, specifically, a fixed frame 105 is fixedly installed on the outer wall of one side adjacent to the two frames 103, a spring 106 with one end fixedly connected to a spring connector 109 is fixedly installed at the bottom of the fixed frame 105, a connection hole 110 is arranged on the spring connector 109, a movable rotating shaft 112 is installed on the spring connector 109, a hexagonal screw 108 is used to pass through the connection hole 110 and be fixed in a screw hole 111 at both sides of the movable rotating shaft 112, and 108 is located on the outer wall of the front supporting frame 102 and is provided with a slide rail groove 107 for sliding, when the apparatus is installed with a film roll 205, the movable rotating shaft 112 moves downwards due to the elastic action of the spring 106 and clings to the surface of the film roll 205, and when the film 206 is pulled, the movable rotating shaft moves upwards along with the change of, the film roll 205 continues to unwind due to the inertia of the film 206 below and eventually contacts the ground, contaminating the film material and affecting its use.

As shown in fig. 2, the present invention further provides a technical solution, wherein the fixed rotating shaft 114 is installed in front of the two front supporting frames 102, the outer wall of the front supporting frame 102 is provided with a fixing hole 113, the hexagonal screw 108 passes through the fixing hole 113 to fix the fixed rotating shaft 114 on the front supporting frame 102, when the film 206 is pulled, the film 206 will be attached to the lower surface of the fixed rotating shaft 114, and the fixed rotating shaft 114 rotates during the pulling process.

Furthermore, the film roll fixing device 200 is composed of a unwinding shaft 201, an unwinding shaft 201 with fixing rods 202 arranged on both sides and a positioning ring 203 with a positioning screw 204 fixedly arranged on the top, fixing grooves 104 are arranged on the tops of the two supports 103, the unwinding shaft 201 is placed in the fixing grooves 104, a film roll 205 is sleeved on the unwinding shaft 201 and is fixed through the positioning rings 203 on both sides, and the positioning ring 203 is fixed by rotating the positioning screw 204 again, so that the film roll 206 is prevented from moving left and right on the unwinding shaft 201 when the film 206 is pulled.

It should be noted that the spring 106 used in the present invention has a spring constant determined by a manufacturer according to the actual product requirements, and therefore, in the present invention, the spring constant of the spring 106 is not explicitly described.

It will be appreciated by those skilled in the art that other similar connections may be used to implement the present invention. Such as welding, bonding, or screwing.

The above embodiments are merely exemplary embodiments of the present invention, which is not intended to limit the present invention, and the scope of the present invention is defined by the appended claims. Various modifications and equivalents may be made by those skilled in the art to the present invention without departing from the spirit and scope of the invention, and such modifications and equivalents should be considered to be within the scope of the invention.

Claims (3)

1. A film unreeling machine comprising a support frame (100) and a film roll fixing device (200), wherein the number of the support frames (100) is two, characterized in that: the two support frames (100) are composed of supports (103), front support frames (102) and rear support frames (101), the outer wall of one adjacent side of the two supports (103) is fixedly provided with a fixing frame (105), the bottom of the two supports is fixedly provided with a spring (106) with one end fixedly connected with a spring connecting piece (109), the two spring connecting pieces (109) are respectively provided with a connecting hole (110), a movable rotating shaft (112) with screw holes (111) arranged at two sides is movably arranged between the two spring connecting pieces (109), the outer wall of the two front support frames (102) is respectively provided with a slide rail groove (107), a groove is movably inserted with a hexagonal screw (108), the hexagonal screw (108) sequentially passes through the slide rail groove (107) and the connecting hole (110) and is connected onto the screw holes (111) in a threaded manner, the outer wall of the front support frame (102) is provided with a fixing hole (113), and a fixed rotating shaft (114) is movably arranged in front and connected through a hexagonal screw (108).

2. The film unwinder as defined in claim 1, wherein: the film roll fixing device (200) comprises a roll releasing shaft (201), a roll releasing shaft (201) with fixing rods (202) arranged on two sides and a positioning ring (203) with a positioning screw (204) fixedly arranged on the top, wherein fixing grooves (104) are formed in the top of a support (103), and the fixing rods (202) are movably arranged in the fixing grooves (104).

3. The film unwinder as defined in claim 2, wherein: the surface of the unreeling shaft (201) is provided with a film roll (205), and a film (206) on the film roll (205) is positioned below the fixed rotating shaft (114).

Images