CN110732985A

CN110732985A - Fixing device for laser film tension tests

Info

Publication number: CN110732985A
Application number: CN201910983945.2A
Authority: CN
Inventors: 许艺生; 尹望林; 马俊
Original assignee: FURONGHUI INDUSTRY (FUJIAN) Co Ltd
Current assignee: Furong New Materials Co ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-01-31
Anticipated expiration: 2039-10-16
Also published as: CN110732985B

Abstract

The invention discloses a fixing device for laser film tension tests in the technical field of laser films, which comprises a supporting plate, wherein fixed blocks are symmetrically and fixedly connected with the front side and the back side of the left bottom of the supporting plate, a film rolling roller is rotatably connected between the two groups of fixed blocks, a hand-turning rocker is fixedly sleeved at the front end of the film rolling roller, extension blocks are fixedly connected with the bottoms of the two groups of fixed blocks, abutting blocks are fixedly connected with the right sides of the two groups of extension blocks, a vertical plate is fixedly connected with the right side of the bottom of the supporting plate, a pressing block is arranged on the right side of the abutting block, and an electric push rod is uniformly and fixedly arranged between the pressing block and the vertical plate.

Description

Fixing device for laser film tension tests

Technical Field

The invention relates to the technical field of laser films, in particular to a fixing device for laser film tension tests.

Background

The laser film is divided from the composition of product components by adopting computer dot matrix photoetching technology, 3D true color holographic technology, multiple and dynamic imaging technology and the like, and the laser film products can be roughly divided into three types, namely OPP laser film, PET laser film and PVC laser film.

The laser film is mainly characterized by three aspects:

1. inherent fragrance, strong anti-counterfeiting performance, beautiful appearance, green and environmental protection; 2. the ink corrosion resistance, water vapor and carbon dioxide resistance and the like are high; 3. the laser film has high gloss for cigarettes, the holographic layer endows the film with better antistatic property, and the anti-adhesion property and the machining adaptability are high.

After the laser film is produced and formed, the tensile force of the laser film needs to be detected, and the laser film fixing device of the conventional laser film tensile force testing machine only clamps and fixes the laser film and cannot fix the laser film with excessive length after being rolled, so that the cutting difficulty of a worker on the laser film for testing is improved, and the working efficiency of the worker is greatly reduced.

Therefore, the invention designs fixing devices for the tensile test of the laser film to solve the problems.

Disclosure of Invention

The invention aims to provide laser film tensile test fixing devices, and solves the problems that the laser film fixing devices of the existing laser film tensile test machines in the background technology only clamp and fix the laser films and can not fix the laser films with redundant lengths after being rolled, so that the cutting difficulty of workers on the laser films for testing is improved, and the working efficiency of the workers is greatly reduced.

In order to achieve the purpose, the fixing device for laser film tension tests comprises a supporting plate, wherein fixed blocks are symmetrically and fixedly connected to the front side and the back side of the left bottom of the supporting plate, a film rolling roller is rotatably connected between the two groups of fixed blocks, a hand-turning rocker is fixedly sleeved at the front end of the film rolling roller, extension blocks are fixedly connected to the bottoms of the two groups of fixed blocks, abutting blocks are fixedly connected to the right sides of the two groups of extension blocks, a vertical plate is fixedly connected to the right side of the bottom of the supporting plate, a pressing block is arranged on the right side of the abutting block, an electric push rod is uniformly and fixedly installed between the pressing block and the vertical plate, a ratchet wheel is fixedly sleeved at the rear end of the film rolling roller, a protruding block located on the rear fixed block is arranged above the ratchet wheel, a pawl is hinged to the protruding block, the right lower end of the pawl abuts against the ratchet wheel, a pressing rod is arranged on the upper left side of the pawl and penetrates through the supporting plate, a pressing head is fixedly connected to the top of the pressing rod, a spring of the pressing.

Preferably, the film rolling roller comprises a film rolling roller main body, a clamping groove is formed in the left side of the film rolling roller main body, a pressing plate is hinged to the bottom of the clamping groove, and elastic pieces are uniformly arranged between the right lower side of the pressing plate and the bottom of the clamping groove.

Preferably, the opposite surfaces of the abutting block and the pressing block are provided with rubber blocks.

Preferably, a bearing is arranged at the joint of the film rolling roller and the two groups of fixed blocks.

Preferably, the circumference outer wall of the film rolling roller is uniformly provided with anti-skid grains.

Preferably, the top of the pressure head is a circular arc surface.

The laser film tension testing device has the advantages that the structure is simple, the operation is convenient, the laser film tension testing device is suitable for fixedly clamping a laser film in a tension testing process, ends of the laser film are inserted into the clamping grooves, the laser film is clamped by the supporting pressing plate through elastic force generated by the elastic piece, so that the laser film is pre-fixed, the film rolling roller can be driven to rotate through manually rotating the hand-operated rocker, so that the laser film can be tightened, the stretching end of the electric push rod in the two assembling devices is controlled to extend through the control switch, so that the abutting block and the pressing block are matched with each other to clamp the laser film, so that the laser film is fixed.

Of course, it is not necessary that achieve all of the above-described advantages at the same time for any product that embodies the invention.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

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

FIG. 2 is a rear view of the present invention;

FIG. 3 is a schematic view of the structure of the film roller of the present invention.

In the drawings, the reference numerals denote the following components:

the film winding device comprises a support plate 1, a fixed block 2, a film winding roller 3, a film winding roller main body 31, a clamping groove 32, a pressing plate 33, an elastic part 34, a manual rocker 4, an extension block 5, a butting block 6, a vertical plate 7, a pressing block 8, an electric push rod 9, a ratchet 10, a protruding block 11, a pawl 12, a pressure rod 13, a pressure head 14 and a spring 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only partial embodiments of of the present invention, rather than all embodiments.

Referring to fig. 1-3, the invention provides a fixing device for tensile test of laser films, which comprises a support plate 1, wherein fixed blocks 2 are symmetrically and fixedly connected to the front and the back of the left side of the bottom of the support plate 1, a film rolling roller 3 is rotatably connected between the two groups of fixed blocks 2, a hand-turning rocker 4 is fixedly sleeved at the front end of the film rolling roller 3, extension blocks 5 are fixedly connected to the bottoms of the two groups of fixed blocks 2, abutting blocks 6 are fixedly connected to the right sides of the two groups of extension blocks 5, a vertical plate 7 is fixedly connected to the right side of the bottom of the support plate 1, a pressing block 8 is arranged on the right side of the abutting block 6, electric push rods 9 are uniformly and fixedly installed between the pressing block 8 and the vertical plate 7, a ratchet 10 is fixedly sleeved at the rear end of the film rolling roller 3, a protruding block 11 positioned on the rear fixed block 2 is arranged above the ratchet 10, a pawl 12 is hinged to the protruding block 11, the right lower end of the pawl 12 is connected to the ratchet 10, a compression rod 13 is arranged above the left side of the pawl 12, the compression rod 13 is abutted and penetrates through the support plate 1, a compression head 14 is fixedly connected to a.

, the film rolling roller 3 comprises a film rolling roller main body 31, a clamping groove 32 is formed in the left side of the film rolling roller main body 31, a pressing plate 33 is hinged to the bottom of the clamping groove 32, elastic pieces 34 are uniformly arranged between the right lower side of the pressing plate 33 and the bottom of the clamping groove 32, a worker manually presses the pressing plate 33 to insert the side of the laser film into the clamping groove 32, then the pressing plate 33 is released, and the elastic force of the elastic pieces 34 can push the pressing plate 33 to clamp the laser film.

Step , the opposite faces of the butt block 6 and the pressing block 8 are provided with rubber blocks, and the clamping of the laser film can be strengthened through the rubber blocks, so that the laser film cannot be damaged.

, a bearing is arranged at the joint of the film winding roller 3 and the two groups of fixed blocks 2, so that the film winding roller 3 can rotate more smoothly.

, the outer wall of the circumference of the film rolling roller 3 is uniformly provided with anti-slip lines, so that the laser film cannot slide, and the fixing effect of the laser film is enhanced.

And , the top of the pressure head 14 is an arc surface, so that the laser film is prevented from being indented and broken.

The specific applications of the embodiment are that the fixing device for the tensile test of the laser film is suitable for fixedly clamping the laser film in the tensile test of the laser film, when the fixing device is used, two groups of the fixing device are symmetrically arranged on a relative displacement component of a tensile test machine of the laser film, then two ends of the laser film respectively pass through a position between the abutting block 6 and the pressing block 8 of the two groups of the fixing device and bypass the film rolling roller 3 to be inserted into the clamping groove 32, the supporting pressing plate 33 is tightly clamped on the laser film by the elastic force generated by the elastic piece 34, after the two ends of the laser film are fixed, the hand-turning rockers 4 of the two groups of the fixing device can be simultaneously rotated to enable the film rolling roller 3 to rotate and tighten the laser film, after the laser film is tightened, the telescopic end of the electric push rod 9 in the two groups of the fixing device can be controlled by the control switch to extend, so that the abutting block 6 and the pressing block 8 are matched with the laser film to clamp the laser film, the fixing of the laser film is realized, when the film rolling roller 3 rotates, the film rolling roller 3 can drive the ratchet 10 to rotate, the pawl 12 can limit the turning of the ratchet 10, the turning of the pawl 12 can be released, the rolling roller can be rotated, the rolling roller can be lifted.

In the description herein, reference to the term " embodiments," "examples," "specific examples," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least embodiments or examples of the invention.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

The fixing device for the tension test of laser films comprises a support plate (1) and is characterized in that fixed blocks (2) are symmetrically and fixedly connected to the front side and the rear side of the left side of the bottom of the support plate (1), two groups of fixed blocks (2) are rotatably connected with a film rolling roller (3), a hand-turning rocker (4) is fixedly connected to the front end of the film rolling roller (3) in a sleeved mode, two groups of extending blocks (5) are fixedly connected to the bottom of the fixed blocks (2), two groups of abutting blocks (6) are fixedly connected to the right side of the extending blocks (5), a vertical plate (7) is fixedly connected to the right side of the bottom of the support plate (1), a pressing block (8) is arranged on the right side of the abutting blocks (6), an electric push rod (9) is uniformly and fixedly installed between the pressing block (8) and the vertical plate (7), a ratchet wheel (10) is fixedly connected to the rear end of the film rolling roller (3), a protruding block (11) located on the rear side of the fixed block (2) is arranged above the ratchet wheel (10), a protruding block (11) is hinged to the protruding block (12), the right pawl of the ratchet wheel (12) is connected with the ratchet (10) in a hinged mode, a pressing rod (13) is connected to the pressing rod (13) and a pressing rod (13) connected to the pressing head (13) through a pressing rod (13), and a pressing rod (13) connected to a pressing.
2. The laser film tension test fixing device of claim 1, wherein the film rolling roller (3) comprises a film rolling roller main body (31), a clamping groove (32) is formed in the left side of the film rolling roller main body (31), a pressing plate (33) is hinged to the bottom of the clamping groove (32), and elastic members (34) are uniformly arranged between the lower right side of the pressing plate (33) and the bottom of the clamping groove (32).
3. The laser film tensile test fixing device of claim 1, wherein the rubber blocks are arranged on the opposite surfaces of the abutting block (6) and the pressing block (8).
4. The fixing device for laser film tension test, according to claim 1, wherein a bearing is provided at the connection between the film rolling roller (3) and the two sets of fixing blocks (2).
5. The fixing device for laser film tension test, according to claim 1, wherein the outer circumferential wall of the film winding roller (3) is uniformly provided with anti-slip lines.
6. The laser film tensile test fixing device of claim 1, wherein the top of the pressing head (14) is a circular arc.