A device for detecting the pulling performance of heat shrink film coated products

Abstract

The utility model discloses a device for testing the lifting performance of a heat shrink film coated product, and relates to the technical field of heat shrink film performance testing. The testing device includes a base, a left fixed support column and a right movable support column. The base is provided with a spacing adjustment component for driving the right movable support column to move on the base. The tops of the left fixed support column and the right movable support column are bent toward each other, and a vibrator is embedded in the left fixed support column. The tops of the left fixed support column and the right movable support column are also provided with a detachable and downwardly extending detection hanging part, and the detection hanging part is used to hang the object to be tested. In the utility model, the heat shrink film coated product to be tested is hung on the testing platform, and the detection is performed after the frequency and time of the vibration are set. The lifting performance of the heat shrink film can be intuitively evaluated through the vibration test, which is consistent with the usage habits of consumers, and the detection indicators have a strong correspondence.

Description

Technical Field

[0001] The utility model relates to the technical field of heat shrink film performance detection, in particular to a device for detecting the pulling performance of a heat shrink film coated product. Background Art

[0002] Heat shrink film is widely used in the food and beverage industry, mainly for fixing, covering and protecting products. When the heat shrink film is wrapped, the product is covered with a circle of film in the longitudinal direction, and the two ends are not covered with film. After heating and shrinking, the two ends shrink to form holes (commonly known as "bull's eyes"). Consumers generally lift and carry products through the hole. Therefore, it is very important to test the strength of the hole after wrapping. In order to verify whether the heat shrink film product meets the packaging requirements of the product, a device for testing the pulling strength of heat shrink film packaging is proposed. Utility Model Content

[0003] The utility model aims to provide a device for detecting the pulling performance of a heat shrink film coated product, so as to solve the problems raised in the background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A device for detecting the lifting performance of a product coated with a heat shrink film comprises a base, a left fixed support column and a right movable support column, wherein the left fixed support column and the right movable support column are arranged on the upper end surface of the base in a relative manner, the bottom of the left fixed support column is fixedly connected to the upper end surface of the base and the bottom of the right movable support column is slidably matched with the upper end surface of the base, and the base is provided with a spacing adjustment component that drives the right movable support column to move on the base, the tops of the left fixed support column and the right movable support column are bent toward each other and a vibrator is embedded in the left fixed support column, and the tops of the left fixed support column and the right movable support column are also provided with a detachable and downwardly extending detection hanging part, and the detection hanging part is used to hang an object to be detected, and a protective net is provided between the left fixed support column and the right movable support column, and one side of the protective net is connected to the side wall of the left fixed support column.

[0006] On the basis of the above technical solutions, the present invention also provides the following optional technical solutions:

[0007] In an optional scheme: the spacing adjustment component includes an adjusting screw and a lower sliding block arranged at the bottom of the right movable support column, a sliding groove portion is arranged at the midline position of the upper surface of the base and the adjusting screw is rotatably arranged inside the sliding groove portion, the axis of the adjusting screw is consistent with the length direction of the sliding groove portion, the lower sliding block is slidably matched with the sliding groove portion and the adjusting screw passes through the lower sliding block in a spiral manner, and one end of the adjusting screw has an adjusting handwheel portion.

[0008] In an optional scheme: the detection suspension part includes a lifting detection head and a screw barrel part, the screw barrel part is fixed on the top of the left fixed support column or the right movable support column and the top of the screw barrel part is connected to the vibrator, the lifting detection head is an L-shaped structure, one end of the lifting detection head is threadedly connected to the screw barrel part and the other end has a rubber sleeve connected to the object to be measured.

[0009] In an optional solution: a timer, a vibration switch and a frequency display screen are also provided on the left fixed support column, and the timer and the vibration switch are connected to the vibrator through a wire.

[0010] In an optional solution: a plurality of hanging holes are provided on the side wall of the left fixed support column and the plurality of hanging holes are distributed in a plurality of rows, a row of hooks are provided on the side portion of the protective net and the hooks can be hooked on the hanging holes.

[0011] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0012] In the utility model, the heat shrink film coated product to be tested is hung on a testing platform, and the test is performed after setting the frequency and time of vibration. The pulling performance of the heat shrink film can be intuitively evaluated through the vibration test, which is consistent with the usage habits of consumers and has a strong correspondence between the test indicators. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the detection device in one embodiment of the utility model.

[0014] Notes on the figure markings: base 100, slide groove part 110, left fixed support column 200, right movable support column 300, lower sliding block 310, lifting detection head 400, rubber sleeve 410, screw barrel part 500, protection net 600, hanging hole 700, timer 800, vibration switch 810, adjustment screw rod 900, adjustment hand wheel part 910. DETAILED DESCRIPTION

[0015] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail in conjunction with the accompanying drawings and embodiments below; in the drawings or descriptions, similar or identical parts use the same reference numerals, and in actual applications, the shape, thickness or height of each component can be enlarged or reduced. The various embodiments listed in the utility model are only used to illustrate the utility model, and are not used to limit the scope of the utility model. Any obvious modifications or changes made to the utility model do not depart from the spirit and scope of the utility model.

[0016] In one embodiment, Figure 1As shown, a device for detecting the pulling performance of a product coated with a heat shrink film comprises a base 100, a left fixed support column 200 and a right movable support column 300. The left fixed support column 200 and the right movable support column 300 are arranged on the upper end surface of the base 100 in a relative manner. The bottom of the left fixed support column 200 is fixedly connected to the upper end surface of the base 100 and the bottom of the right movable support column 300 is slidably matched with the upper end surface of the base 100. The base 100 is provided with a mechanism for driving the right movable support column 300 to move on the base 100. The left fixed support column 200 and the right movable support column 300 have movable spacing adjustment components, the tops of the left fixed support column 200 and the right movable support column 300 are bent toward each other and a vibrator is embedded in the left fixed support column 200, and the tops of the left fixed support column 200 and the right movable support column 300 are also provided with detachable and downwardly extending detection hanging parts, and the detection hanging parts are used to hang the detected objects, and a protective net 600 is provided between the left fixed support column 200 and the right movable support column 300, and one side of the protective net 600 is connected to the side wall of the left fixed support column 200.

[0017] In the embodiment of the utility model, the detection hanger is installed on the top of the left fixed support column 200 and the right movable support column 300 respectively, and the position of the right movable support column 300 on the base 100 is adjusted by the spacing adjustment component, and the height position of the protective net 600 is adjusted; the holes on both sides of the heat shrink film are hung to the ends of the detection suspension part, and the vibrator is turned on. The vibrator vibrates the heat shrink film coated sample for a set time to observe whether the heat shrink film breaks or produces a large deformation. When the quality of the heat shrink film is good, the product does not break or deform significantly after the specified time of vibration. However, when the quality of the heat shrink film is poor, it may break or stretch significantly after vibration, and the product falls onto the protective net. The lifting performance of the heat shrink film is intuitively evaluated, which is consistent with the consumer's usage habits, and the detection indicators have a strong correspondence; as an embodiment, the left and right, up and down positions of the various components given in the accompanying drawings are only an arrangement method, and the specific positions are set according to specific needs.

[0018] In one embodiment, Figure 1As shown, the spacing adjustment component includes an adjusting screw rod 900 and a lower slider 310 arranged at the bottom of the right movable support column 300, a slide groove portion 110 is arranged at the midline position of the upper surface of the base 100, and the adjusting screw rod 900 is rotatably arranged inside the slide groove portion 110, the axis of the adjusting screw rod 900 is consistent with the length direction of the slide groove portion 110, the lower slider 310 slides with the slide groove portion 110 and the adjusting screw rod 900 penetrates the lower slider 310 in a spiral manner, and one end of the adjusting screw rod 900 is provided with an adjusting handwheel portion 910; in the embodiment of the utility model, the adjusting handwheel portion 910 is screwed, the adjusting handwheel portion 910 drives the adjusting screw rod 900 to rotate, and the rotating adjusting screw rod 900 makes the right movable support column 300 move along the axis of the adjusting screw rod 900 through the spiral cooperation with the lower slider 310, so that the right movable support column 300 moves away from or close to the left fixed support column 200, so as to adjust the spacing between the right movable support column 300 and the left fixed support column 200.

[0019] In one embodiment, Figure 1 As shown, the detection suspension part includes a lifting detection head 400 and a screw barrel part 500, the screw barrel part 500 is fixedly arranged on the top of the left fixed support column 200 or the right movable support column 300 and the top of the screw barrel part 500 is connected to the vibrator, the lifting detection head 400 is an L-shaped structure, one end of the lifting detection head 400 is threadedly connected to the screw barrel part 500 and the other end has a rubber sleeve 410 connected to the object to be measured; in an embodiment of the utility model, the connection between the lifting detection head 400 and the screw barrel part 500 is detachable, so as to facilitate the replacement of different forms of lifting detection heads 400.

[0020] In one embodiment, Figure 1 As shown, the left fixed support column 200 is also provided with a timer 800, a vibration switch 810 and a frequency display screen, and the timer 800 and the vibration switch 810 are connected to the vibrator through wires; the timer 800 is used to set the vibration time, and the vibration frequency of the vibrator can be adjusted by turning the vibration switch 810, and the frequency display screen confirms the required vibration frequency.

[0021] In one embodiment, Figure 1 As shown, the side wall of the left fixed support column 200 is provided with a plurality of hanging holes 700, and the plurality of hanging holes 700 are distributed in a plurality of rows. A row of hooks are provided on the side of the protective net 600, and the hooks can be hooked on the hanging holes 700. By connecting the hooks with the hanging holes 700 in different rows, the installation height of the protective net 600 can be adjusted, and the hanging position of the protective net 600 can be adjusted according to the size of the detected object.

[0022] The above is only a specific embodiment of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art who is familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A device for detecting the pulling performance of a heat shrink film coated product, comprising a base, a left fixed support column and a right movable support column, characterized in that: The left fixed support column and the right movable support column are arranged on the upper end surface of the base in a relative manner, the bottom of the left fixed support column is fixedly connected to the upper end surface of the base and the bottom of the right movable support column is slidably matched with the upper end surface of the base, and the base is provided with a spacing adjustment component that drives the right movable support column to move on the base, the tops of the left fixed support column and the right movable support column are bent toward each other and a vibrator is embedded in the left fixed support column, and the tops of the left fixed support column and the right movable support column are also provided with a detachable and downwardly extending detection hanging part, and the detection hanging part is used to hang the object to be detected, and a protective net is provided between the left fixed support column and the right movable support column, and one side of the protective net is connected to the side wall of the left fixed support column.

2. The device for detecting the pulling performance of heat shrinkable film coated products according to claim 1, characterized in that: The spacing adjustment component includes an adjusting screw and a lower slider arranged at the bottom of the right movable support column. A slide groove portion is arranged at the midline position of the upper surface of the base and the adjusting screw is rotatably arranged inside the slide groove portion. The axis of the adjusting screw is consistent with the length direction of the slide groove portion. The lower slider is slidably matched with the slide groove portion and the adjusting screw penetrates the lower slider in a spiral manner. One end of the adjusting screw is provided with an adjusting handwheel portion.

3. The device for detecting the pulling performance of heat shrinkable film coated products according to claim 2, characterized in that: The detection suspension part includes a lifting detection head and a screw barrel part. The screw barrel part is fixed on the top of the left fixed support column or the right movable support column and the top of the screw barrel part is connected to the vibrator. The lifting detection head is an L-shaped structure. One end of the lifting detection head is threadedly connected to the screw barrel part and the other end has a rubber sleeve connected to the object to be measured.

4. The device for detecting the pulling performance of heat shrinkable film coated products according to claim 1, characterized in that: The left fixed support column is also provided with a timer, a vibration switch and a frequency display screen, and the timer and the vibration switch are connected to the vibrator through a wire.

5. The device for detecting the pulling performance of heat shrinkable film coated products according to claim 1, characterized in that: The side wall of the left fixed support column is provided with a plurality of hanging holes, and the plurality of hanging holes are distributed in a plurality of rows. The side portion of the protective net is provided with a row of hooks, and the hooks can be hooked on the hanging holes.

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