WO2018133401A1 - 收缩膜的抗冲击强度测试装置、方法及系统 - Google Patents

收缩膜的抗冲击强度测试装置、方法及系统 Download PDF

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Publication number
WO2018133401A1
WO2018133401A1 PCT/CN2017/097484 CN2017097484W WO2018133401A1 WO 2018133401 A1 WO2018133401 A1 WO 2018133401A1 CN 2017097484 W CN2017097484 W CN 2017097484W WO 2018133401 A1 WO2018133401 A1 WO 2018133401A1
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WIPO (PCT)
Prior art keywords
shrink film
impact strength
impact
main body
fixing
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Ceased
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PCT/CN2017/097484
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English (en)
French (fr)
Inventor
简重光
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HKC Co Ltd
Chongqing HKC Optoelectronics Technology Co Ltd
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HKC Co Ltd
Chongqing HKC Optoelectronics Technology Co Ltd
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Priority to US15/578,494 priority Critical patent/US11002651B2/en
Publication of WO2018133401A1 publication Critical patent/WO2018133401A1/zh
Anticipated expiration legal-status Critical
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/30—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
    • G01N3/317—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight generated by electromagnetic means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02—Details
    • G01N3/06—Special adaptations of indicating or recording means
    • G01N3/062—Special adaptations of indicating or recording means with mechanical indicating or recording means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/003—Generation of the force
    • G01N2203/005—Electromagnetic means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/022—Environment of the test
    • G01N2203/0222—Temperature
    • G01N2203/0226—High temperature; Heating means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/026—Specifications of the specimen
    • G01N2203/0262—Shape of the specimen
    • G01N2203/0278—Thin specimens
    • G01N2203/0282—Two dimensional, e.g. tapes, webs, sheets, strips, disks or membranes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/06—Indicating or recording means; Sensing means
    • G01N2203/0605—Mechanical indicating, recording or sensing means

Definitions

  • the present application belongs to the technical field of impact strength detection, and in particular relates to an impact strength testing device, method and system for a shrink film.
  • Shrink film is widely used in the sales and transportation of various products because of its high puncture resistance, good shrinkage and certain shrinkage stress, which is used to stabilize, cover and protect the product.
  • the shrink wrap manufactured by the shrink film not only has a beautiful appearance, but also has a function of preventing moisture, dust, and looseness.
  • the application provides an anti-impact strength testing device, method and system for a shrink film, which can effectively and quickly detect the impact strength of the shrink film, is simple to operate, easy to implement, and low in cost, and is suitable for widespread use.
  • the present application provides an impact strength testing device for a shrink film, comprising:
  • the shrink film support member placed on a horizontal platform, the shrink film support member including a hollow cylindrical body, a support portion extending outward along a rim of the top end of the body, and a plurality of fixing portions disposed on the side wall of the body
  • the supporting portion is configured to support the shrink film to be tested, the plurality of fixing portions are sequentially arranged side by side at different height positions of the side wall of the main body, and the fixing portions disposed at different height positions indicate different impact strength levels;
  • a level plate detachably fixed inside the main body by any one of the plurality of fixing portions
  • An impact member for moving downward from above the geometric center of the support portion at a preset speed to perform a frontal impact on the shrink film supported on the support portion;
  • the shrinking film is not broken when the impact member contacts the grade plate, it is determined that the impact strength level of the shrink film is greater than or equal to the impact strength corresponding to the fixing portion for fixing the grade plate. Grade; otherwise, it is determined that the impact strength level of the shrink film is smaller than the impact strength level corresponding to the fixing portion for fixing the grade plate.
  • the spacing between adjacent ones of the plurality of fixing portions is equal.
  • the fixing portion is a card or shelf disposed on an inner side wall of the body.
  • the impact member is in the shape of a stick, the upper end of which is a columnar body that is easily held by a human hand, and the lower end is along the column.
  • a cylindrical boss extending at the end of the body.
  • the shrink film support, the grade plate, and the impact member are each made of a metal material or a tempered glass material.
  • the body is a hollow cylindrical body and the support portion is an annular body.
  • Another aspect of the present application also provides an impact strength testing system for a shrink film, comprising:
  • a mechanical driving component fixedly coupled to the impact member for driving the impact member to move at the preset speed.
  • the mechanical drive component comprises:
  • a servo motor mechanically coupled to the robot arm for driving the robot arm to move.
  • the impact strength testing system further includes heating means for heating the shrink film supported on the support portion to tighten the shrink film at a predetermined heat shrinkage speed.
  • the spacing between adjacent ones of the plurality of fixing portions is equal.
  • the fixing portion is a card or shelf disposed on an inner side wall of the body.
  • the impact member is in the shape of a stick, the upper end of which is a columnar body that is easily grasped by a human hand, and the lower end thereof is a columnar boss extending along the end of the columnar body.
  • the shrink film support, the grade plate, and the impact member are each made of a metal material.
  • the shrink film support, the grade plate, and the impact member are each made of a tempered glass material.
  • the body is a hollow cylindrical body.
  • the support portion is an annular body.
  • Still another aspect of the present application provides a method for testing an impact strength of a shrink film, which is achieved based on the above-described impact strength test device for a shrink film or the above-described impact resistance test system for a shrink film, the impact strength test Methods include:
  • the present application provides an impact strength testing device for a shrink film composed only of a shrink film support member, a grade plate and an impact member, which can quickly and effectively detect the impact strength of the shrink film, has a simple structure, is easy to implement, and has low cost. Suitable for widespread use.
  • FIG. 1 is a schematic structural view of an impact strength testing device provided by an embodiment of the present application.
  • FIG. 2 is a schematic view showing the dimensions of a shrink film support provided by an embodiment of the present application.
  • one embodiment of the present application provides an impact strength testing device for a shrink film, which includes a shrink film support 1, a grade plate 2, and an impact member 3.
  • the shrink film support 1 is placed for use on a horizontal platform.
  • the horizontal platform specifically refers to any water platform surface placed horizontally with respect to the horizontal ground, for example, a table top, a mechanical console, and the like.
  • the shrink film support 1 includes a main body 11, a support portion 12, and a plurality of fixing portions 13.
  • the main body 11 is a hollow cylindrical body.
  • the main body 11 may be a hollow cylindrical body or a hollow elliptical columnar body, or may be any hollow hollow body of any regular shape. As shown in Fig. 1, in the present embodiment, the main body 11 is a hollow cylindrical body.
  • the support portion 12 is formed to extend outward along the edge of the top end of the body 11 for supporting the shrink film to be tested.
  • the support portion 12 is formed to extend horizontally outward along the edge of the top end of the main body 11, and the outer edge is a circle having a center centered on the geometric center of the top end of the main body 11.
  • the support portion 12 may also extend along the edge of the top end of the main body 11 by 30 degrees to 180 degrees (excluding 180 degrees), and the outer edge is also elliptical.
  • the plurality of fixing portions 13 are sequentially arranged side by side at different height positions of the side walls of the main body 11, and the fixing portions 13 disposed at different height positions indicate different impact strength levels.
  • the fixing portion 13 is for fixing the grade plate 2.
  • the fixing portion may be a shelf or a bamboo shoot, or may be any fixing member that can fix the level plate horizontally in the main body.
  • the fixing portion 13 is a bamboo shoot, and each of the fixing portions 13 includes a pair of card bamboo shoots disposed at the same height position on the side wall of the main body 11 .
  • the spacing between adjacent fixing portions of the plurality of fixing portions may be equal or unequal. As shown in FIG. 1 , in the embodiment, the spacing between adjacent fixing portions of the plurality of fixing portions is equal. .
  • the support portion 12 and the fixing portion 13 may be integrally formed with the main body 11 or may be connected and fixed to the main body 11 by adhesion, snapping, bolting or the like.
  • the level plate 2 is detachably fixed inside the main body 11 by any one of the plurality of fixing portions 13.
  • the grade plate 2 may be any columnar body member that is adapted to be fixed inside the body 11 by the fixing portion 13, for example, a rectangular body, a polygonal body in which the opposite faces in the longitudinal direction are parallel, and the like. As shown in FIG. 1, in this embodiment, the grade plate is a hexagonal body.
  • the impact member 3 is configured to move downward from above the geometric center of the support portion 12 at a preset speed to perform a frontal impact on the shrink film supported on the support portion 12.
  • the preset speed can be set according to actual needs.
  • the preset speed range is 10 to 50 meters per minute (M/min).
  • the preset speed is 30 meters per minute (M/min).
  • the preset speed range provided in this embodiment is not limited to the above range, and the specific speed is not limited to the above-mentioned size, and may be set according to actual needs.
  • the impact member 3 may be in the form of a stick or any other shape that facilitates the impact shrink film.
  • the upper end of the impact member 3 is a columnar body 31 which is easily held by a human hand, and the lower end is a columnar boss 32 extending along the end of the columnar body.
  • H is the height of the shrink film support 1
  • r is the inner diameter of the main body 11
  • R is the outer diameter of the support portion 12
  • d is the distance between adjacent fixed portions.
  • the size of the shrink film support 1 can be set according to actual needs.
  • the height H of the shrink film support 1 may range from 20 mm to 200 mm.
  • the inner diameter r of the main body 11 may range from 80 mm to 130 mm, and the outer diameter R of the support portion 12 The range may be 135 mm to 200 mm, and the distance d between adjacent fixing portions may range from 5 to 20 mm.
  • the height of the shrink film support 1 may be 120 mm
  • the inner diameter of the main body 11 may be 100 mm
  • the outer diameter of the support portion 12 may be 160 mm
  • the distance between adjacent fixing portions may be 10 mm.
  • the size range of the impact strength testing device provided in this embodiment is not limited to the above range, and the specific size is not limited to the above dimensions, and may be set according to actual needs.
  • the shrink film support member 1, the grade plate 2 and the impact member 3 are made of a metal material or a tempered glass material.
  • the impact strength level of the shrink film is greater than or equal to the impact strength level corresponding to the fixed portion of the fixed grade plate; otherwise, the impact resistance of the shrink film is determined.
  • the strength level is less than the impact strength level corresponding to the fixed portion of the fixed grade plate.
  • An embodiment of the present application also provides an impact strength testing system for a shrink film, comprising:
  • a mechanical driving component fixedly coupled to the impact member for driving the impact member to move at the preset speed.
  • the mechanical drive component may specifically include a mechanical arm and a servo motor.
  • a servo motor is mechanically coupled to the robot arm for driving the arm movement.
  • the impact strength testing system may further include heating means for heating the shrink film supported on the support portion to tighten the shrink film at a predetermined heat shrinkage speed.
  • the preset heat shrinkage speed can be controlled by controlling the heating temperature, and the preset heat shrinkage speed can be in the range of 100 degrees every 5 seconds to 250 degrees every 5 seconds. In this embodiment, the preset heat shrinkage speed may be 150 degrees every 5 seconds.
  • the preset heat shrinkage speed provided by the embodiment is not limited to the above range and specific speed, and may be set according to actual needs.
  • the impact strength testing system may further include a control portion for controlling the operating speed of the servo motor.
  • the control unit can be implemented by a general-purpose integrated circuit, such as a CPU (Central Processing Unit) or an ASIC (Application Specific Integrated Circuit).
  • An embodiment of the present application further provides a method for testing an impact strength of a shrink film, which is implemented based on the above-described impact resistance test device for a shrink film or the above-described impact resistance test system for a shrink film, the impact strength test Methods include:

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Abstract

一种收缩膜的抗冲击强度测试装置、方法及系统，其中，抗冲击强度测试装置包括：收缩膜支撑件(1)，放置在水平平台上，收缩膜支撑件包括主体(11)、沿主体顶端的边沿向外延伸形成的支撑部(12)以及设置在主体侧壁的多个固定部(13)，支撑部用于支撑被测试的收缩膜，多个固定部依次并排设置在主体侧壁的不同高度位置，设置在不同高度位置的固定部表示不同的抗冲击强度等级；等级板(2)，通过多个固定部(13)中的任一个可拆卸式地固定在主体(11)内部；冲击件(3)，用于以预设速度从支撑部(12)的几何中心的上方向下运动，对支撑在支撑部上的收缩膜进行正面冲击。

Description

收缩膜的抗冲击强度测试装置、方法及系统 技术领域
本申请属于抗冲击强度检测技术领域，尤其涉及一种收缩膜的抗冲击强度测试装置、方法及系统。
背景技术
收缩膜因其具有较高的耐穿刺性，良好的收缩性和一定的收缩应力而广泛应用于各种产品的销售和运输过程，用来稳固、遮盖和保护产品。利用收缩膜制造的收缩包装不仅外观漂亮，而且具有防潮，防尘，防松散的作用。
然而，现有技术中，并没有一种简单方便的方法可以用来检测收缩膜的抗冲击强度，非常的不方便。
发明内容
本申请提供一种收缩膜的抗冲击强度测试装置、方法及系统，可以有效快速的检测收缩膜的抗冲击强度，操作简单、易于实现、成本低廉，适于广泛推广使用。
本申请一方面提供一种收缩膜的抗冲击强度测试装置，其包括：
收缩膜支撑件，放置在水平平台上，所述收缩膜支撑件包括中空柱状体形主体、沿所述主体顶端的边沿向外延伸形成的支撑部以及设置在所述主体侧壁的多个固定部，所述支撑部用于支撑被测试的收缩膜，所述多个固定部依次并排设置在所述主体侧壁的不同高度位置，设置在不同高度位置的固定部表示不同的抗冲击强度等级；
等级板，通过所述多个固定部中的任一个可拆卸式地固定在所述主体内部；
冲击件，用于以预设速度从所述支撑部的几何中心的上方向下运动，对支撑在所述支撑部上的收缩膜进行正面冲击；
若所述冲击件接触到所述等级板时，所述收缩膜未破裂，则判定所述收缩膜的抗冲击强度等级大于或等于用于固定所述等级板的固定部所对应的抗冲击强度等级；否则，判定所述收缩膜的抗冲击强度等级小于用于固定所述等级板的固定部所对应的抗冲击强度等级。
在某些实施方式中，所述多个固定部中相邻固定部之间的间距相等。
在某些实施方式中，所述固定部为设置在所述主体内侧壁的卡笋或搁板。
在某些实施方式中，所述冲击件为棍状，其上端为便于人手握持的柱状体，其下端为沿所述柱 状体的末端延伸的柱状凸台。
在某些实施方式中，所述收缩膜支撑件、所述等级板和所述冲击件均由金属材质或钢化玻璃材质制成。
在某些实施方式中，所述主体为中空柱状体，所述支撑部为环形体。
本申请另一方面还提供一种收缩膜的抗冲击强度测试系统，其包括：
上述的抗冲击强度测试装置；以及
机械驱动部件，与所述冲击件连接固定，用于驱动所述冲击件以所述预设速度运动。
在某些实施方式中，所述机械驱动部件包括：
机械臂，用于连接固定所述冲击件；
伺服电机，与所述机械臂机械连接，用于驱动所述机械臂运动。
在某些实施方式中，所述抗冲击强度测试系统还包括加热装置，用于对支撑在所述支撑部上的收缩膜进行加热，使所述收缩膜以预设热收缩速度收紧。
在某些实施方式中，所述多个固定部中相邻固定部之间的间距相等。
在某些实施方式中，所述固定部为设置在所述主体内侧壁的卡笋或搁板。
在某些实施方式中，所述冲击件为棍状，其上端为便于人手握持的柱状体，其下端为沿所述柱状体的末端延伸的柱状凸台。
在某些实施方式中，所述收缩膜支撑件、所述等级板和所述冲击件均由金属材质制成。
在某些实施方式中，所述收缩膜支撑件、所述等级板和所述冲击件均由钢化玻璃材质制成。
在某些实施方式中，所述主体为中空柱状体。
在某些实施方式中，所述支撑部为环形体。
本申请的又一方面还提供一种收缩膜的抗冲击强度测试方法，其基于上述的收缩膜的抗冲击强度测试装置或上述的收缩膜的抗冲击强度测试系统实现，所述抗冲击强度测试方法包括：
将被测试的收缩膜覆盖在收缩膜支撑件的支撑部上，并将所述收缩膜的边沿固定在所述收缩膜支撑件的底部；
对所述收缩膜进行加热，使所述收缩膜以预设热收缩速度收紧；
控制冲击件以预设速度从所述支撑部的几何中心的上方向下运动，对支撑在所述支撑部上的收缩膜进行正面冲击；
在所述冲击件接触到等级板时，观察所述收缩膜是否破裂；
若否，则判定所述收缩膜的抗冲击强度等级大于或等于用于固定所述等级板的固定部所对应的抗冲击强度等级；若是，判定所述收缩膜的抗冲击强度等级小于用于固定所述等级板的固定部所对 应的抗冲击强度等级。
本申请通过提供一种仅由收缩膜支撑件、等级板和冲击件构成的收缩膜的抗冲击强度测试装置，能够快速有效的检测收缩膜的抗冲击强度，结构简单、易于实现、成本低廉，适于广泛推广使用。
附图说明
为了更清楚地说明本申请实施例中的技术方案，下面将对实施例描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图是本申请的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。
图1是本申请的一个实施例提供的抗冲击强度测试装置的结构示意图；
图2是本申请的一个实施例提供的收缩膜支撑件的尺寸示意图。
具体实施方式
为了使本技术领域的人员更好地理解本申请方案，下面将结合本申请实施例中的附图，对本申请实施例中的技术方案进行清楚地描述，显然，所描述的实施例是本申请一部分的实施例，而不是全部的实施例。基于本申请中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都应当属于本申请保护的范围。
本申请的说明书和权利要求书及上述附图中的术语“包括”以及它们任何变形，意图在于覆盖不排他的包含。
如图1所示，本申请的一个实施例提供一种收缩膜的抗冲击强度测试装置，其包括收缩膜支撑件1、等级板2和冲击件3。
收缩膜支撑件1，放置在水平平台上使用，在具体应用中，水平平台具体是指相对于水平地面水平放置的任意水平台面，例如，桌面、机械操作台等。
收缩膜支撑件1包括主体11、支撑部12和多个固定部13。
主体11为中空柱状体。在具体应用中，主体11可以为中空圆柱状体或中空椭圆柱状体，也可以为其它任意规则形状的中空多边形体。如图1所示，本实施例中，主体11为中空圆柱状体。
支撑部12沿主体11顶端的边沿向外延伸形成，用于支撑被测试的收缩膜。在本实施例中，支撑部12沿主体11顶端的边沿向外水平延伸形成，其外边沿为以主体11顶端的几何中心为圆心的圆形。在具体应用中，支撑部12也可以沿主体11顶端的边沿向外30度～180度(不包括180度)延伸形成，其外边沿也为以椭圆形。
多个固定部13依次并排设置在主体11侧壁的不同高度位置，设置在不同高度位置的固定部13表示不同的抗冲击强度等级。固定部13用于固定等级板2。
在具体应用中，固定部可以为搁板或者卡笋，也可以为任意可以使等级板水平固定在主体内的固定件。如图1所示，本实施例中，固定部13为卡笋，每个固定部13均包括设置在主体11侧壁上相同高度位置的一对卡笋。
在具体应用中，多个固定部中相邻固定部之间的间距可以相等也可以不等，如图1所示，本实施例中，多个固定部中相邻固定部之间的间距相等。
在具体应用中，支撑部12、固定部13可以与主体11一体化成形，也可以通过粘连、卡接、螺栓固定等方式与主体11连接固定。
等级板2，通过多个固定部13的任一个可拆卸式地固定在主体11内部。在具体应用中，等级板2可以为任意适于通过固定部13固定在主体11内部的柱状体形部件，例如，矩形体、沿长度方向的对立面平行的多边形体等。如图1所示，本实施例中，等级板为六边形体。
冲击件3，用于以预设速度从支撑部12的几何中心上方向下运动，对支撑在支撑部12上的收缩膜进行正面冲击。
在具体应用中，预设速度可以根据实际需要设置。例如，预设速度范围为10～50米每分钟(M/min)。本实施例中，预设速度为30米每分钟(M/min)。本实施例所提供的预设速度范围并不局限于上述范围，具体速度也不局限于上述尺寸，均可以根据实际需要进行设置。
在具体应用中，冲击件3可以为棍状也可以为其他便于冲击收缩膜的任意形状。如图1所示，本实施例中，冲击件3的上端为便于人手握持的柱状体31，下端为沿所述柱状体的末端延伸的柱状凸台32。
如图2所示,图中H为收缩膜支撑件1的高度，r为主体11的内直径，R为支撑部12的外沿直径，d为相邻固定部之间的间距。
在具体应用中，收缩膜支撑件1的尺寸可以根据实际需要设置。例如，收缩膜支撑件1的高度H的范围可以为20mm～200mm，当主体11为中空圆柱状体时，主体11的内直径r的范围可以为80mm～130mm，支撑部12的外沿直径R的范围可以为135mm～200mm，相邻固定部之间的间距d的范围可以为5～20mm。
在本实施例中，收缩膜支撑件1的高度可以为120mm，主体11的内直径可以为100mm，支撑部12的外沿直径可以为160mm，相邻固定部之间的间距可以为10mm。
本实施例所提供的抗冲击强度测试装置的尺寸范围并不局限于上述范围，具体尺寸也不局限于上述尺寸，均可以根据实际需要进行设置。
在具体应用中，收缩膜支撑件1、等级板2和冲击件3均由金属材质或钢化玻璃材质制成。
利用本实施例所提供的抗冲击强度测试装置测试收缩膜的抗冲击强度的原理为：
若冲击件接触到等级板时，收缩膜未破裂，则判定收缩膜的抗冲击强度等级大于或等于用于固定等级板的固定部所对应的抗冲击强度等级；否则，判定收缩膜的抗冲击强度等级小于用于固定等级板的固定部所对应的抗冲击强度等级。
本申请的一个实施例还提供一种收缩膜的抗冲击强度测试系统，其包括：
上述的抗冲击强度测试装置；以及
机械驱动部件，与所述冲击件连接固定，用于驱动所述冲击件以所述预设速度运动。
在具体应用中，机械驱动部件具体可以包括机械臂和伺服电机。
机械臂，用于连接固定所述冲击件；
伺服电机，与机械臂机械连接，用于驱动所述机械臂运动。
在本申请的一个实施例中，抗冲击强度测试系统还可以包括加热装置，用于对支撑在支撑部上的收缩膜进行加热，使收缩膜以预设热收缩速度收紧。
在具体应用中，可通过控制加热温度来控制预设热收缩速度，预设热收缩速度的范围可以为100度每5秒～250度每5秒。本实施例中，预设热收缩速度可以为150度每5秒。
本实施例所提供的预设热收缩速度并不局限于上述范围和具体速度，可以根据实际需要进行设置。
在本申请的一个实施例中，抗冲击强度测试系统还可以包括控制部，用于控制伺服电机的运行速度。在具体应用中，控制部可以通过通用集成电路，例如CPU(Central Processing Unit，中央处理器)，或通过ASIC(Application Specific Integrated Circuit，专用集成电路)来实现。
本申请的一个实施例还提供一种收缩膜的抗冲击强度测试方法，其基于上述的收缩膜的抗冲击强度测试装置或上述的收缩膜的抗冲击强度测试系统实现，所述抗冲击强度测试方法包括：
将被测试的收缩膜覆盖在收缩膜支撑件的支撑部上，并将所述收缩膜的边沿固定在所述收缩膜支撑件的底部；
对所述收缩膜进行加热，使所述收缩膜以预设热收缩速度收紧；
控制冲击件以预设速度从所述支撑部的几何中心的上方向下运动，对支撑在所述支撑部上的收缩膜进行正面冲击；
在所述冲击件接触到等级板时，观察所述收缩膜是否破裂；
若否，则判定所述收缩膜的抗冲击强度等级大于或等于用于固定所述等级板的固定部所对应的抗冲击强度等级；若是，判定所述收缩膜的抗冲击强度等级小于用于固定所述等级板的固定部所对 应的抗冲击强度等级。
本申请实施例方法中的步骤可以根据实际需要进行顺序调整、合并和删减。
以上所述仅为本申请的较佳实施例而已，并不用以限制本申请，凡在本申请的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本申请的保护范围之内。

Claims (20)

  1. 一种收缩膜的抗冲击强度测试装置，包括：
    收缩膜支撑件，放置在水平平台上，所述收缩膜支撑件包括主体、沿所述主体顶端的边沿向外延伸形成的支撑部以及设置在所述主体侧壁的多个固定部，所述支撑部用于支撑被测试的收缩膜，所述多个固定部依次并排设置在所述主体侧壁的不同高度位置，设置在不同高度位置的固定部表示不同的抗冲击强度等级；
    等级板，通过所述多个固定部中的任一个可拆卸式地固定在所述主体内部；
    冲击件，用于以预设速度从所述支撑部的几何中心的上方向下运动，对支撑在所述支撑部上的收缩膜进行正面冲击；
    若所述冲击件接触到所述等级板时，所述收缩膜未破裂，则判定所述收缩膜的抗冲击强度等级大于或等于用于固定所述等级板的固定部所对应的抗冲击强度等级；否则，判定所述收缩膜的抗冲击强度等级小于用于固定所述等级板的固定部所对应的抗冲击强度等级。
  2. 如权利要求1所述的收缩膜的抗冲击强度测试装置，其中，所述多个固定部中相邻固定部之间的间距相等。
  3. 如权利要求1所述的收缩膜的抗冲击强度测试装置，其中，所述固定部为设置在所述主体内侧壁的卡笋。
  4. 如权利要求1所述的收缩膜的抗冲击强度测试装置，其中，所述固定部为设置在所述主体内侧壁的搁板。
  5. 如权利要求1所述的收缩膜的抗冲击强度测试装置，其中，所述冲击件为棍状，其上端为便于人手握持的柱状体，其下端为沿所述柱状体的末端延伸的柱状凸台。
  6. 如权利要求1所述的收缩膜的抗冲击强度测试装置，其中，所述收缩膜支撑件、所述等级板和所述冲击件均由金属材质制成。
  7. 如权利要求1所述的收缩膜的抗冲击强度测试装置，其中，所述收缩膜支撑件、所述等级板和所述冲击件均由钢化玻璃材质制成。
  8. 如权利要求1所述的收缩膜的抗冲击强度测试装置，其中，所述主体为中空柱状体。
  9. 如权利要求1所述的收缩膜的抗冲击强度测试装置，其中，所述支撑部为环形体。
  10. 一种收缩膜的抗冲击强度测试系统，包括：
    机械驱动部件；及
    抗冲击强度测试装置，包括：
    收缩膜支撑件，放置在水平平台上，所述收缩膜支撑件包括主体、沿所述主体顶端的边沿向外延伸形成的支撑部以及设置在所述主体侧壁的多个固定部，所述支撑部用于支撑被测试的收缩膜，所述多个固定部依次并排设置在所述主体侧壁的不同高度位置，设置在不同高度位置的固定部表示不同的抗冲击强度等级；
    等级板，通过所述多个固定部中的任一个可拆卸式地固定在所述主体内部；
    冲击件，用于以预设速度从所述支撑部的几何中心的上方向下运动，对支撑在所述支撑部上的收缩膜进行正面冲击；
    若所述冲击件接触到所述等级板时，所述收缩膜未破裂，则判定所述收缩膜的抗冲击强度等级大于或等于用于固定所述等级板的固定部所对应的抗冲击强度等级；否则，判定所述收缩膜的抗冲击强度等级小于用于固定所述等级板的固定部所对应的抗冲击强度等级；
    其中，所述机械驱动部件与所述冲击件连接固定，用于驱动所述冲击件以所述预设速度运动。
  11. 如权利要求10所述的收缩膜的抗冲击强度测试系统，其中，所述多个固定部中相邻固定部之间的间距相等。
  12. 如权利要求10所述的收缩膜的抗冲击强度测试系统，其中，所述固定部为设置在所述主体内侧壁的卡笋或搁板。
  13. 如权利要求10所述的收缩膜的抗冲击强度测试系统，其中，所述冲击件为棍状，其上端为便于人手握持的柱状体，其下端为沿所述柱状体的末端延伸的柱状凸台。
  14. 如权利要求10所述的收缩膜的抗冲击强度测试系统，其中，所述收缩膜支撑件、所述等级板和所述冲击件均由金属材质制成。
  15. 如权利要求10所述的收缩膜的抗冲击强度测试系统，其中，所述收缩膜支撑件、所述等级板和所述冲击件均由钢化玻璃材质制成。
  16. 如权利要求10所述的收缩膜的抗冲击强度测试系统，其中，所述主体为中空柱状体。
  17. 如权利要求10所述的收缩膜的抗冲击强度测试系统，其中，所述支撑部为环形体。
  18. 如权利要求10所述的收缩膜的抗冲击强度测试系统，所述机械驱动部件包括：
    机械臂，用于连接固定所述冲击件；
    伺服电机，与所述机械臂机械连接，用于驱动所述机械臂运动。
  19. 如权利要求10所述的收缩膜的抗冲击强度测试系统，还包括加热装置，用于对支撑在所述支撑部上的收缩膜进行加热，使所述收缩膜以预设热收缩速度收紧。
  20. 一种收缩膜的抗冲击强度测试方法，包括：
    将被测试的收缩膜覆盖在收缩膜支撑件的支撑部上，并将所述收缩膜的边沿固定在所述收缩膜支撑件的底部；
    对所述收缩膜进行加热，使所述收缩膜以预设热收缩速度收紧；
    控制冲击件以预设速度从所述支撑部的几何中心的上方向下运动，对支撑在所述支撑部上的收缩膜进行正面冲击；
    在所述冲击件接触到等级板时，观察所述收缩膜是否破裂；
    若否，则判定所述收缩膜的抗冲击强度等级大于或等于用于固定所述等级板的固定部所对应的抗冲击强度等级；若是，判定所述收缩膜的抗冲击强度等级小于用于固定所述等级板的固定部所对应的抗冲击强度等级。
PCT/CN2017/097484 2017-01-21 2017-08-15 收缩膜的抗冲击强度测试装置、方法及系统 Ceased WO2018133401A1 (zh)

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