CN112213055A - Glove air tightness detection device and detection method - Google Patents
Glove air tightness detection device and detection method Download PDFInfo
- Publication number
- CN112213055A CN112213055A CN202011210491.4A CN202011210491A CN112213055A CN 112213055 A CN112213055 A CN 112213055A CN 202011210491 A CN202011210491 A CN 202011210491A CN 112213055 A CN112213055 A CN 112213055A
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- glove
- detection
- pressure head
- front seat
- gloves
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/36—Investigating fluid-tightness of structures by using fluid or vacuum by detecting change in dimensions of the structure being tested
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/027—Details with respect to the testing of elastic elements, e.g. gloves, condoms
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention relates to the field of glove performance test equipment, in particular to glove air tightness detection equipment and a detection method. The invention adopts the inflation detection to replace the traditional detection mode of the water lifting detection, saves energy, protects environment, reduces the manual operation link and the workload of workers, and improves the production and processing efficiency; the detection of the air tightness of the gloves is completed in a displacement detection mode, an automatic detection algorithm is adopted, the precision is high, the detection time is short, and the detection device is suitable for the detection of various gloves and wide in application range.
Description
Technical Field
The invention relates to the field of glove performance testing equipment, in particular to glove air tightness detecting equipment and a detecting method.
Background
The traditional gloves adopt the mode of hanging water to carry out the leakproofness detection, and detection time is long, and the detection water consumption is big and sewage can not directly discharge, hangs water and detects the back and need carry out drying process in addition to the gloves, and the process velocity is slow, the cost of labor is high.
Disclosure of Invention
The invention aims to solve the problems and provides glove airtightness detection equipment and a detection method, and the technical scheme is as follows:
a glove air tightness detection device comprises an upper shell and a lower machine body, wherein a detection box body is arranged on the upper shell and comprises an operation panel, a displacement sensor, a front seat, a pressure head and a movable shaft, the front seat is fixedly arranged on the operation panel, the displacement sensor is fixedly arranged on one side of the front seat, the pressure head is arranged on the movable shaft, an air blowing hole is formed in the movable shaft, and the air blowing hole is connected with an inflation valve; the movable shaft and the front seat are coaxially arranged and relatively slide, a gasket is arranged on the contact surface of the front seat and the pressure head, the gasket is made of flexible materials, and the pressure head is made of hard materials.
Preferably, the packing ring is the silica gel material, the pressure head is nylon or polytetrafluoroethylene, the packing ring is the plane with the pressure head contact surface.
Preferably, the front seat is far away from one end fixed connection back seat of pressure head, the loose axle surface is provided with the spacing groove along the direction of sliding, and the back seat internal surface sets up the spacing nail that suits with the spacing groove.
Preferably, the pressure head is in threaded connection with the movable shaft, and the front end face of the pressure head is provided with a quick-change jack.
Preferably, the number of the detection boxes is multiple and the detection boxes are detachably arranged in the upper shell respectively.
On the basis of the scheme, the bottom of the upper shell is provided with a sliding rail, and the detection box body can be arranged on the sliding rail in a sliding manner.
Preferably, a ceiling is fixedly arranged at the top of the upper shell, and an illuminating lamp is arranged on the lower surface of the ceiling; the lower machine body is provided with a workbench.
The invention also discloses a detection method of the glove airtightness detection equipment, which comprises the following steps:
s1, sleeving a wrist part of a glove to be detected on the outer edge of a pressure head, arranging the end part of the wrist part in a gap between the pressure head and a gasket,
s2, the pressure head is close to the front seat until the wrist end of the glove is pressed between the pressure head and the gasket, the inflation valve inflates air into the glove through the air blowing hole,
s3, stopping inflating when the air pressure in the gloves reaches a preset value, and detecting the distance S between the gloves and the displacement sensor 330Entering a pressure maintaining stage,
s4, detecting the distance S between the displacement sensor 33 and the glove at the moment after the pressure maintaining stage1By the formula
Calculating the air tightness of the glove,
and S5, displaying the detection result of the air tightness of the gloves through an indicator lamp 322 or a computer screen.
Based on the above scheme, S is measured0And S1Three measurements were made and the average was taken as the measurement result.
The invention has the beneficial effects that:
1. the detection mode of traditional water lifting detection is replaced by inflation detection, energy is saved, environment is protected, water consumption of enterprises is greatly saved, manual operation links and workload of workers are reduced, and production and processing efficiency is improved;
2. the detection of the air tightness of the gloves is completed in a displacement detection mode, an automatic detection algorithm is adopted, the precision is high, the detection time is short, the detection method is suitable for the detection of various gloves, and the application range is wide;
3. adopt modular detection device, can increase and decrease the equipment to the processing needs of different scales to be convenient for detection device's change and maintenance, the user can change by oneself, reduces technical staff's reduce cost.
Drawings
FIG. 1: the invention has a schematic structure;
FIG. 2: the structure of the invention is schematically shown after the ceiling and the upper shell are removed;
FIG. 3: the invention detects the interior structure sketch map of the container body;
FIG. 4: the invention has a structure schematic diagram when the pressure head is separated from the front seat.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
in the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, it is to be understood that the terms "center", "length", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1 to 4, a glove airtightness detection apparatus includes an upper housing 2 and a lower housing 4, wherein a plurality of detection boxes 3 are arranged on the upper housing 2, and the detection boxes 3 are detachably arranged in the upper housing 2, so as to form a modular detection unit, and only the corresponding detection unit needs to be processed when replacement or maintenance is required, thereby reducing maintenance and replacement costs, and increasing and decreasing the number of the detection units as required. Preferably, the bottom of the upper housing 2 is provided with a slide rail 21, and the detection box 3 is slidably disposed on the slide rail 21, so that the detection box 3 can be drawn out from the slide rail 21. The detection box body 3 comprises an operation panel 31, a displacement sensor 33, a front seat 34, a pressure head 38 and a movable shaft 39, wherein the front seat 34 is fixedly arranged on the operation panel 31, the displacement sensor 33 is fixedly arranged on one side of the front seat 34, the pressure head 38 is arranged on the movable shaft 39, a blowing hole 391 is arranged on the movable shaft 39, and the blowing hole 391 is connected with an inflation valve 37; the movable shaft 39 is disposed coaxially with the front seat 34 and slides relative thereto. In order to prevent the sliding to cause the abrasion of the parts, the movable shaft 39 is an aluminum shaft, and the front seat 34 is made of nylon material, thereby forming a lubrication-free assembly structure. Preferably, one end of the front seat 34 far away from the pressure head 38 is fixedly connected with the rear seat 35, a limiting groove 392 is arranged on the surface of the movable shaft 39 along the sliding direction, and a limiting nail adapted to the limiting groove 392 is arranged on the inner surface of the rear seat 35. When the ram 38 and the movable shaft 39 move along their axes, the movable shaft 39 is restricted from rotating circumferentially relative to the operation panel 31 by the engagement of the restricting groove 392 and the restricting pin. One end of the rear seat 35 far away from the front seat 34 is fixedly connected with one end of a support frame 36, and the other end of the support frame 36 is fixedly connected with an inflation valve 37.
The gasket 341 is arranged on the contact surface of the front seat 34 and the pressure head 38, the gasket 341 is made of a flexible material, the pressure head 38 is made of a hard material, the wrist end part of the glove can be squeezed onto the contact surface between the front seat 34 and the pressure head 38 through relative movement of the front seat 34 and the pressure head 38, so that sealing is achieved, the sealing performance can be improved in the mode that the flexible material is matched with the hard material, the sealing performance is difficult to guarantee due to the contact of the two flexible materials, the wrist part of the glove leaks air, and the matching of the two hard materials can cause the glove to be easily separated from the contact. Preferably, the gasket 341 is made of silica gel, the pressure head 38 is made of nylon or polytetrafluoroethylene, and a contact surface between the gasket 341 and the pressure head 38 is a plane. In order to adapt to gloves to be detected with various sizes and types, the equipment disclosed by the invention is suitable for the pressing heads 38 with various sizes, the pressing heads 38 are in threaded connection with the movable shaft 39, the front end surface of the pressing head 38 is provided with two quick-change jacks 381, the quick-change jacks 381 are symmetrically distributed relative to the axis of the pressing head 38, when in replacement, the connector of a quick-change tool corresponding to the shape and the position of the quick-change jack 381 is inserted into the quick-change jack 381, and the pressing heads 38 with different sizes can be replaced after the pressing head 38 is detached from the movable shaft 39. The operation panel 31 is provided with a control button 321 and an indicator lamp 322. The operation panel 31 is provided with a plurality of pressure heads 38, and a displacement sensor 33, a front seat 34, a rear seat 35, an inflation valve 37 and other elements which are matched with each other, so that the detection of a plurality of gloves can be completed through one-time action, the detection time is saved, and the detection efficiency is improved. In order to facilitate the operation, the ceiling 1 is fixedly arranged at the top of the upper shell 2, and an illuminating lamp is arranged on the lower surface of the ceiling 1; the lower body 4 is provided with a table 41.
A detection method of glove airtightness detection equipment comprises the following steps:
s1, sleeving the wrist part of the glove to be detected on the outer edge of the pressure head 38, arranging the end part of the wrist part in a gap between the pressure head 38 and the gasket 341,
s2, the pressure head 38 is close to the front seat 34 until the wrist end of the glove is pressed between the pressure head 38 and the gasket 341, the inflation valve 37 inflates the glove through the inflation hole 391,
s3, stopping inflating when the air pressure in the gloves reaches a preset value, and enabling the inflation to be stopped through the displacement sensor 33Detecting the distance S between the glove and the glove0Entering a pressure maintaining stage,
s4, detecting the distance S between the displacement sensor 33 and the glove at the moment after the pressure maintaining stage1By the formula
Calculating the air tightness of the glove,
and S5, displaying the detection result of the air tightness of the gloves through an indicator lamp 322 or a computer screen.
Preferably, when the glove is sleeved, the direction of the thumb of the glove pointing to the displacement sensor 33 should be avoided, so as to prevent the thumb part from contacting or being too close to the displacement sensor 33 to affect the detection result. The dwell period time can be taken to be 20 seconds, measure S0And S1Three measurements were made and the average was taken as the measurement result.
The present invention has been described above by way of example, but the present invention is not limited to the above-described specific embodiments, and any modification or variation made based on the present invention is within the scope of the present invention as claimed.
Claims (9)
1. The glove airtightness detection equipment is characterized by comprising an upper shell (2) and a lower shell (4), wherein a detection box body (3) is arranged on the upper shell (2), the detection box body (3) comprises an operation panel (31), a displacement sensor (33), a front seat (34), a pressure head (38) and a movable shaft (39), the front seat (34) is fixedly installed on the operation panel (31), the displacement sensor (33) is fixedly arranged on one side of the front seat (34), the pressure head (38) is arranged on the movable shaft (39), an air blowing hole (391) is formed in the movable shaft (39), and the air blowing hole (391) is connected with an air charging valve (37); the movable shaft (39) and the front seat (34) are coaxially arranged and relatively slide, a gasket (341) is arranged on the contact surface of the front seat (34) and the pressure head (38), the gasket (341) is made of a flexible material, and the pressure head (38) is made of a hard material.
2. The glove air-tightness detection device according to claim 1, wherein the gasket (341) is made of silica gel, the pressure head (38) is made of nylon or polytetrafluoroethylene, and the contact surface between the gasket (341) and the pressure head (38) is a plane.
3. The glove airtightness detection apparatus according to claim 1, wherein one end of the front seat (34) away from the pressure head (38) is fixedly connected with the rear seat (35), a limiting groove (392) is formed in the surface of the movable shaft (39) along the sliding direction, and a limiting pin corresponding to the limiting groove (392) is formed in the inner surface of the rear seat (35).
4. The glove airtightness detection apparatus according to claim 1, wherein the pressure head (38) is in threaded connection with the movable shaft (39), and a quick-change insertion hole (381) is provided on a front end surface of the pressure head (38).
5. A glove airtightness detection apparatus according to claim 1, wherein the detection case (3) is plural in number and is detachably provided in the upper case (2), respectively.
6. A glove tightness detecting apparatus according to claim 5, wherein the bottom of the upper housing (2) is provided with a slide rail (21), and the detecting box (3) is slidably arranged on the slide rail (21).
7. The glove air tightness detection device according to claim 1, wherein a ceiling (1) is fixedly arranged on the top of the upper shell (2), and an illuminating lamp is arranged on the lower surface of the ceiling (1); the lower machine body (4) is provided with a workbench (41).
8. A method for detecting the airtightness detection equipment of gloves according to claim 1, comprising the steps of:
s1, sleeving the wrist part of the glove to be detected on the outer edge of a pressure head (38), arranging the end part of the wrist part in a gap between the pressure head (38) and a gasket (341),
s2, the pressure head (38) is close to the front seat (34) until the wrist end of the glove is pressed between the pressure head (38) and the gasket (341), the inflation valve (37) inflates air into the glove through the air blowing hole (391),
s3, stopping inflating when the air pressure in the gloves reaches a preset value, and detecting the distance S between the gloves and the displacement sensor 330Entering a pressure maintaining stage,
s4, detecting the distance S between the displacement sensor 33 and the glove at the moment after the pressure maintaining stage1By the formula
Calculating the air tightness of the glove,
and S5, displaying the detection result of the air tightness of the gloves through an indicator lamp 322 or a computer screen.
9. The method for detecting the airtightness of gloves according to claim 8, wherein the measurement S is performed0And S1Three measurements were made and the average was taken as the measurement result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011210491.4A CN112213055B (en) | 2020-11-03 | 2020-11-03 | Glove air tightness detection device and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011210491.4A CN112213055B (en) | 2020-11-03 | 2020-11-03 | Glove air tightness detection device and detection method |
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| Publication Number | Publication Date |
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| CN112213055A true CN112213055A (en) | 2021-01-12 |
| CN112213055B CN112213055B (en) | 2021-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011210491.4A Active CN112213055B (en) | 2020-11-03 | 2020-11-03 | Glove air tightness detection device and detection method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108991A (en) * | 2021-02-26 | 2021-07-13 | 赣州孺子牛文化传播有限公司 | Inflatable full-automatic glove detection device |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4206631A (en) * | 1978-06-02 | 1980-06-10 | Batavian Rubber Company Limited | Inflatable product testing |
| DE102004037136A1 (en) * | 2004-07-30 | 2006-03-23 | Robert Bosch Gmbh | Gloves` tightness testing equipment for production equipment, has measurement chamber placed against housing wall of production equipment by negative pressure produced by annular space formed between two seals provided at chamber |
| KR20060094073A (en) * | 2006-08-08 | 2006-08-28 | 김용규 | Apparatus for testing anti-electric rubber gloves for live wire working of high voltage cable |
| CN101773753A (en) * | 2010-03-04 | 2010-07-14 | 浙江菲达环保科技股份有限公司 | Sealing cover for plugging damaged filter bag |
| US20120167667A1 (en) * | 2010-11-03 | 2012-07-05 | Shipley Randall L | Glove testing device and method |
| CN202735038U (en) * | 2012-08-17 | 2013-02-13 | 苏州安泰空气技术有限公司 | Device for verifying completeness of glove |
| CN103196637A (en) * | 2013-03-18 | 2013-07-10 | 上海千山远东制药机械有限公司 | Aseptic glove leak detecting device with safe interlock |
| CN103776599A (en) * | 2014-01-24 | 2014-05-07 | 青岛菲易特智能机械设备有限公司 | Device and method for detecting holes of disposable gloves |
| CN104062077A (en) * | 2014-06-27 | 2014-09-24 | 博益(天津)气动技术研究所有限公司 | Connector for detecting sealing performance of medical rubber gloves |
| CN106768735A (en) * | 2016-12-30 | 2017-05-31 | 北京卡达克数据技术中心 | A kind of gas sampling bag leak detection apparatus and detection method |
| CN106813853A (en) * | 2017-03-21 | 2017-06-09 | 江苏嘉文医疗用品有限公司 | A kind of disposable glove automatic detecting machine |
| CN206797900U (en) * | 2017-02-04 | 2017-12-26 | 丽固国际贸易（上海）有限公司 | Portable heat sealing device |
| CN208109355U (en) * | 2018-05-03 | 2018-11-16 | 广东电网有限责任公司 | Inflatable glove leak detection device |
| CN108970141A (en) * | 2018-08-30 | 2018-12-11 | 华北理工大学 | A kind of aerating ballon sealing device |
| CN208688745U (en) * | 2018-10-11 | 2019-04-02 | 天津贝克西弗科技有限公司 | A kind of hot cell hand hole air tightness detection apparatus |
| WO2019203634A1 (en) * | 2018-04-19 | 2019-10-24 | Top Glove International Sdn Bhd | A system for inspecting gloves |
-
2020
- 2020-11-03 CN CN202011210491.4A patent/CN112213055B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4206631A (en) * | 1978-06-02 | 1980-06-10 | Batavian Rubber Company Limited | Inflatable product testing |
| DE102004037136A1 (en) * | 2004-07-30 | 2006-03-23 | Robert Bosch Gmbh | Gloves` tightness testing equipment for production equipment, has measurement chamber placed against housing wall of production equipment by negative pressure produced by annular space formed between two seals provided at chamber |
| KR20060094073A (en) * | 2006-08-08 | 2006-08-28 | 김용규 | Apparatus for testing anti-electric rubber gloves for live wire working of high voltage cable |
| CN101773753A (en) * | 2010-03-04 | 2010-07-14 | 浙江菲达环保科技股份有限公司 | Sealing cover for plugging damaged filter bag |
| US20120167667A1 (en) * | 2010-11-03 | 2012-07-05 | Shipley Randall L | Glove testing device and method |
| CN202735038U (en) * | 2012-08-17 | 2013-02-13 | 苏州安泰空气技术有限公司 | Device for verifying completeness of glove |
| CN103196637A (en) * | 2013-03-18 | 2013-07-10 | 上海千山远东制药机械有限公司 | Aseptic glove leak detecting device with safe interlock |
| CN103776599A (en) * | 2014-01-24 | 2014-05-07 | 青岛菲易特智能机械设备有限公司 | Device and method for detecting holes of disposable gloves |
| CN104062077A (en) * | 2014-06-27 | 2014-09-24 | 博益(天津)气动技术研究所有限公司 | Connector for detecting sealing performance of medical rubber gloves |
| CN106768735A (en) * | 2016-12-30 | 2017-05-31 | 北京卡达克数据技术中心 | A kind of gas sampling bag leak detection apparatus and detection method |
| CN206797900U (en) * | 2017-02-04 | 2017-12-26 | 丽固国际贸易（上海）有限公司 | Portable heat sealing device |
| CN106813853A (en) * | 2017-03-21 | 2017-06-09 | 江苏嘉文医疗用品有限公司 | A kind of disposable glove automatic detecting machine |
| WO2019203634A1 (en) * | 2018-04-19 | 2019-10-24 | Top Glove International Sdn Bhd | A system for inspecting gloves |
| CN208109355U (en) * | 2018-05-03 | 2018-11-16 | 广东电网有限责任公司 | Inflatable glove leak detection device |
| CN108970141A (en) * | 2018-08-30 | 2018-12-11 | 华北理工大学 | A kind of aerating ballon sealing device |
| CN208688745U (en) * | 2018-10-11 | 2019-04-02 | 天津贝克西弗科技有限公司 | A kind of hot cell hand hole air tightness detection apparatus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108991A (en) * | 2021-02-26 | 2021-07-13 | 赣州孺子牛文化传播有限公司 | Inflatable full-automatic glove detection device |
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|---|---|
| CN112213055B (en) | 2021-08-24 |
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