TWM591617U - Cold Shrink Film Detector - Google Patents

Abstract

A cold-shrinkable film detector is used to detect at least one cold-shrinkable film sample to be tested. The cold-shrinkable film detector includes at least: a workbench, which is provided with a set of fixture units and a tension value detection unit , A displacement detection unit and a pulling unit; when the cold-shrinkable film sample to be inspected is fixed on the set of fixture units, the movement of the pulling unit can be detected by the pulling force value detecting unit The stretched force of the cold-shrinkable film sample and the distance to which the cold-shrinkable film sample is stretched can be known by the displacement detection unit, and whether the force can be restored to the original length after the cold-shrinkable film sample is stretched can be judged The properties and shrinkage of the cold shrinkable film sample.

Description

Cold shrink film detector

This book is about a detector, especially a cold shrinkable film detector that can easily measure the performance and shrinkage of cold shrinkable film samples.

Press, the goods or goods are packed on the pallet, the traditional stretch film is time-consuming and labor-intensive, and it takes five to ten minutes to complete the packaging. If you use cold shrink film packaging, it takes only one to two minutes. To achieve the effect of fully covered moisture-proof and compact packaging. Heat-shrinkable film packaging consumes a large amount of heat energy, has a lot of waste materials, and is easy to stick to the outside of the product. It takes five to ten minutes. If you use cold shrink packaging, you can avoid heat energy consumption, reduce electricity costs, and increase the speed of packaging. Cold shrink film means that the PE film bag can be stretched through the cold shrink film machine from the top to the bottom of the product without heating, using the high resilience of the film and the high clamping force to tightly wrap the whole Products, forming transparent packaging.

Although the cold shrink film has the above advantages compared to the stretch film or the heat shrink film, however, the cold shrink film produced by various manufacturers on the market has differences in cold shrink performance or quality due to different materials, manufacturing technology or equipment. The cold shrinkable film machine can actually be used to apply cold shrinkable film samples to the pallet goods or the wrapped packaging of the goods. Through the experiments of tilting, destacking, shaking, overlapping and pallet detachment, the cold shrink film can be verified Whether the shrinkage performance or quality meets the requirements, only these project experiments are very labor-intensive and material-intensive quality inspection work, and the performance adjustment during the production of cold-shrinkable film. These large-scale experimental work are lack of timeliness to adjust the data source, or even The experimental method is incorrect due to human factors Qualitative, it is difficult to get the quality of the standard recognition in the cold shrink film trading market.

The main purpose of this creation is to provide a cold shrinkable film detector for detecting at least one cold shrinkable film sample to be tested. The cold shrinkable film detector includes at least: a workbench, which is provided with a set of fixture units, A tension value detection unit, a displacement detection unit and a pull unit;

The set of clamp units has a fixed chuck and a movable chuck, a clamping space is formed between the fixed chuck and the movable chuck, and the cold shrinkable film sample to be tested can be formed in the clamping space Both ends are fixed on the fixed chuck and the movable chuck respectively;

The tension value detection unit is provided on the group of clamp units, and can be used to detect the pulling force of the cold shrinkable film sample on the group of clamp units when being stretched;

The pulling unit is connected to one end of the movable chuck to drive the displacement of the movable chuck, change the size of the clamping space, and control the expansion or contraction action of the cold shrinkable film sample on the group of clamping units;

The displacement detection unit detects the distance of the clamping space, and can be used to know the length or distance when the cold shrinkable film sample on the group of clamping units is stretched;

With the above structure, when the cold-shrinkable film sample to be detected is fixed on the set of clamp units, the action of the pull-down unit can detect the cold-shrinkable film sample by the tension value detection unit Stretching force, and the displacement detection unit can know the stretched distance of the cold-shrinkable film sample, by virtue of the strength of the cold-shrinkable film sample after stretching can be restored to the original length, to determine the performance of the cold-shrinkable film sample With shrinkage.

The second purpose of this creation is to provide a cold shrink film detector, in which the The tensile value detection unit is provided on the fixed chuck of the set of clamp units, so that when the end of the cold shrinkable film sample is fixed on the fixed chuck and stretched, the tensile value detection unit can detect the The tensile force of the shrink film sample.

A further object of this creation is to provide a cold shrink film detector, wherein the tensile force detection unit is provided on the movable chuck of the set of fixture units, so that when the end of the cold shrink film sample is fixed on the When the other end of the fixed chuck is fixed on the movable chuck and is stretched by the pulling unit, the tensile force detection unit can detect the tensile force of the cold-shrinkable film sample.

Another purpose of this creation is to provide a cold shrinkage film detector, wherein the pulling unit is a hydraulic cylinder, and the movable chuck of the set of clamp units is connected to the piston rod end of the hydraulic cylinder , So that the expansion and contraction of the piston rod can drive the displacement of the movable chuck and change the size of the clamping space.

Another purpose of this creation is to provide a cold shrinkable film detector, wherein the pulling unit is driven by a motor with a screw, and the screw is connected to the movable chuck of the set of clamp units, so that The screw movement of the screw controls the displacement of the movable chuck and changes the size of the clamping space.

The second objective of this creation is to provide a cold-shrinkable film detector, wherein the pulling unit is driven by a servo motor electrically connected to the displacement detection unit, and the screw is connected to the screw The movable chuck of the group fixture unit enables the displacement detection unit to detect the displacement distance of the movable chuck through the screw pitch of the screw and the number of rotations of the servo motor.

Another objective of this creation is to provide a cold shrinkable film detector, wherein the displacement detection unit is an optical ruler for detecting the displacement movement of the movable chuck, so as to move the displacement of the movable chuck, The displacement detection unit can accurately detect the displacement size of the movable chuck.

Another objective of this creation is to provide a cold shrinkable film detector, in which the displacement detection unit is a resistive scale that senses the position of the movable chuck so as to move the displacement of the movable chuck, The displacement detection unit can accurately measure the displacement size of the movable chuck.

Another purpose of this creation is to provide a cold shrinkage film detector, wherein the tensile force value detection unit and the displacement detection unit are electrically connected to a computer so that the computer can receive the tensile force value detection The detection data of the unit and the displacement detection unit is used for data recording, analysis, management or judgment.

Regarding the techniques, means and functions used in this creation, the preferred embodiments are described in detail in conjunction with the drawings. It is believed that the above-mentioned purposes, structures and features of this creation can be gained an in-depth and specific understanding.

1‧‧‧Cold shrink film samples

10‧‧‧Workbench

20‧‧‧Jig unit

21‧‧‧fixed chuck

22‧‧‧Clamp space

23‧‧‧Mobile chuck

30‧‧‧Tensile value detection unit

40‧‧‧Displacement detection unit

41‧‧‧Resistance Ruler

43‧‧‧ optical ruler

50‧‧‧Drag unit

51‧‧‧Hydraulic cylinder

53‧‧‧Motor

531‧‧‧screw

55‧‧‧Servo motor

551‧‧‧screw

80‧‧‧ Computer

90‧‧‧ screen

100‧‧‧Cold shrink film detector

FIG. 1A is a top view of the first embodiment of the present creation.

FIG. 1B is a top view of the first embodiment of this creation.

FIG. 2 is a top view of the second embodiment of the present creation.

Fig. 3 is a side view of a third embodiment of the present creation.

FIG. 4 is a side view of the fourth embodiment of the present creation.

FIG. 5 is a top view of the fifth embodiment of the present creation.

Figure 6 shows the relationship between the creation and the connection between the computer and the screen.

Please refer to FIGS. 1A to 2, the present invention provides a cold shrinkable film detector 100 for detecting at least one cold shrinkable film sample 1 to be tested. The cold shrinkable film detector 100 to Included at least: a workbench 10, which is provided with a set of fixture units 20, a tensile force detection unit 30, a displacement detection unit 40 and a pull unit 50;

The set of clamp units 20 has a fixed chuck 21 and a movable chuck 23. A clamping space 22 is formed between the fixed chuck 21 and the movable chuck 23, and within the clamping space 22, Both ends of the cold shrinkable film sample 1 to be tested are respectively fixed on the fixed chuck 21 and the movable chuck 23;

The tension value detection unit 30 is provided on the group of clamp units 20, and can be used to detect the pulling force of the cold shrinkable film sample 1 on the group of clamp units 20 when being stretched;

The pulling unit 50 is connected to one end of the movable chuck 23, drives the movable chuck 23 to move, changes the size of the clamping space 22, and can control the cold shrinkable film sample 1 on the group of clamping units 20 Extension or contraction action;

The displacement detection unit 40 detects the distance between the clamping space 22 and can be used to know the length or distance of the cold-shrinkable film sample 1 on the clamp unit 20 when it is stretched;

With the above structure, when the cold-shrinkable film sample 1 to be tested is fixed on the set of clamp units 20, the action of the pulling unit 50 can detect the cold shrinkage by the pulling force value detecting unit 30 The stretched force of the film sample 1 and the displacement detection unit 40 can know the stretched distance of the cold-shrinkable film sample 1, and the strength can be restored to the original length after the cold-shrinkable film sample 1 is lifted after stretching. The performance and shrinkage of this cold shrinkable film sample 1 were judged.

Please refer to FIG. 1A and FIG. 1B, the tension value detection unit 30 is disposed on the movable chuck 23 of the set of clamp units 20, so that when the end of the cold shrinkable film sample 1 is fixed on the fixed chuck 21 The other end is fixed on the movable chuck 23 and stretched by the pulling unit 50 At this time, the tensile force detection unit 30 can detect the tensile force of the cold-shrinkable film sample 1.

According to the above, the displacement detection unit 40 is a resistive scale 41 (which can be a laser or a pointer) that senses the position of the movable chuck 23, so that the displacement movement of the movable chuck 23 can be determined by the The displacement detection unit 40 accurately measures the displacement dimension of the movable chuck 23.

In addition, please refer to FIG. 2 in conjunction with FIG. 1A, the tensile force detection unit 30 is provided on the fixed chuck 21 of the set of clamp units 20, so that when the end of the cold shrinkable film sample 1 is fixed on the fixed When the chuck 21 is stretched, the tensile force detection unit 30 can detect the tensile force of the cold-shrinkable film sample 1.

Wherein, the pulling unit 50 is a hydraulic cylinder 51, and the piston rod end of the hydraulic cylinder 51 is connected to the movable chuck 23 of the set of clamp units 20, so that the piston rod can be extended and retracted to drive The movable chuck 23 is displaced to change the size of the clamping space 22.

Next, please refer to FIG. 3 and as shown in FIG. 1A, the pulling unit 50 is driven by a motor 53 to a screw 531, and the screw 531 is screwed to the movable chuck 23 of the set of clamp units 20, so that The spiral movement of the screw 531 can control the displacement of the movable chuck 23 and change the size of the clamping space 22.

Furthermore, please refer to FIG. 4 in conjunction with FIG. 1A, the pulling unit 50 is driven by a servo motor 55 electrically connected to the displacement detecting unit 40 to drive a screw 551, and screw the screw 551 in The movable chuck 23 of the group of clamp units 20 enables the displacement detection unit 40 to detect the displacement distance of the movable chuck 23 through the pitch of the screw 551 and the number of rotations of the servo motor 55.

Preferably, please refer to FIG. 5 in conjunction with FIG. 1A, the displacement detection unit 40 is an optical ruler 43 that detects the displacement movement of the movable chuck 23, so that the movable chuck 2 For the displacement movement of 3, the displacement detection unit 40 can accurately detect the displacement size of the movable chuck 23.

Finally, please refer to FIG. 6 together with FIG. 1A, the tensile force detection unit 30 and the displacement detection unit 40 are electrically connected to a computer 80 and a screen 90, so that the computer 80 can receive the tensile value The detection data of the detection unit 30 and the displacement detection unit 40 performs data recording, analysis, management or determination, and then displays the determination result on the screen 90.

The foregoing is a detailed description of the technical characteristics of this creation for the preferred embodiment of this creation; however, persons familiar with this technology may make changes and modifications to this creation without departing from the spirit and principles of this creation. Such changes and modifications should be covered in the scope defined by the scope of the patent application as follows.

1‧‧‧Cold shrink film samples

10‧‧‧Workbench

20‧‧‧Jig unit

21‧‧‧fixed chuck

22‧‧‧Clamp space

23‧‧‧Mobile chuck

30‧‧‧Tensile value detection unit

40‧‧‧Displacement detection unit

50‧‧‧Drag unit

100‧‧‧Cold shrink film detector

Claims (8)

A cold-shrinkable film detector is used to detect at least one cold-shrinkable film sample to be tested. The cold-shrinkable film detector includes at least: a workbench, which is provided with a set of fixture units and a tension value detection unit , A displacement detection unit and a pull unit; The set of clamp units has a fixed chuck and a movable chuck, a clamping space is formed between the fixed chuck and the movable chuck, and the cold shrinkable film sample to be tested can be formed in the clamping space Both ends are fixed on the fixed chuck and the movable chuck respectively; The tension value detection unit is provided on the group of clamp units, and can be used to detect the pulling force of the cold shrinkable film sample on the group of clamp units when being stretched; The pulling unit is connected to one end of the movable chuck to drive the displacement of the movable chuck, change the size of the clamping space, and control the expansion or contraction action of the cold shrinkable film sample on the group of clamping units; The displacement detection unit detects the distance of the clamping space, and can be used to know the length or distance of the cold shrinkable film sample on the set of clamping units when it is stretched. According to the cold shrinkage film detector according to item 1 of the patent application scope, wherein the tensile force value detection unit is provided on the fixed chuck of the set of clamp units. According to the cold shrinkage film detector according to item 1 of the patent application scope, wherein the tension value detection unit is provided on the movable chuck of the group of clamp units. According to the cold shrinkage film detector according to item 1 of the patent application scope, wherein the pulling unit is a hydraulic cylinder, and one end of the piston rod of the hydraulic cylinder is connected to the movable chuck of the group of clamp units. According to the cold shrinkage film detector according to item 1 of the patent application scope, wherein the pulling unit is driven by a motor with a screw, and the screw is connected to the movable chuck of the set of clamp units. According to the first item of the patent application scope of the cold shrinkable film detector, wherein the pulling unit is composed of a and The servo motor electrically connected to the displacement detection unit drives a screw, and connects the screw to the movable chuck of the set of clamp units. According to the cold-shrinkable film detector according to item 1 of the patent application range, wherein the displacement detection unit is an optical ruler that detects the displacement movement of the movable chuck. According to the cold-shrinkable film detector according to item 1 of the patent application scope, the tension value detection unit and the displacement detection unit are electrically connected to a computer.

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