CN211042627U - Zipper air tightness detection device - Google Patents
Zipper air tightness detection device Download PDFInfo
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- CN211042627U CN211042627U CN202020083847.1U CN202020083847U CN211042627U CN 211042627 U CN211042627 U CN 211042627U CN 202020083847 U CN202020083847 U CN 202020083847U CN 211042627 U CN211042627 U CN 211042627U
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- 238000001514 detection method Methods 0.000 title claims abstract description 27
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000012360 testing method Methods 0.000 claims description 15
- 241000190070 Sarracenia purpurea Species 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000035622 drinking Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000003570 air Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model discloses a zipper airtightness detection device, which relates to the technical field of zippers and comprises a frame, an airtightness tester and at least one jig, wherein the jig comprises a base and a pressing mechanism; the base is fixedly arranged on the rack and used for horizontally placing the zipper to be tested; the machine frame is provided with a pressing mechanism which can be lifted up and down above the base and is used for sealing and pressing the periphery of the zipper to be tested on the base; the base is provided with a groove, and a sealing cavity is formed between the zipper to be tested and the groove; the air tightness tester is communicated with the sealing cavity through an air inlet pipe. The utility model discloses carry out the optimal design to current zip fastener gas tightness detection device's structure, the structure after the improvement has advantages such as simple and practical, convenient operation, detection efficiency height and application scope are wide to the data accessible gas tightness tester that the gas tightness detected shows directly perceivedly, and measuring result is accurate reliable, has realized the datamation and the precision that the zip fastener gas tightness detected.
Description
Technical Field
The utility model belongs to the technical field of the zip fastener technique and specifically relates to a zip fastener gas tightness detection device.
Background
The airtight zipper can be used for isolating liquid, air, water vapor, dust and light, and is mainly applied to protective clothing or sealing sleeves in special occasions such as space suits, diving suits, escape suits and the like. The air tightness is an important index for determining the overall performance of the airtight zipper, so that the air tightness test is an essential key step for producing the airtight zipper.
However, most manufacturers wait until the airtight zipper is mounted on the final product, and then detect whether the airtightness of the zipper meets the requirement, and if the airtightness of the zipper is not qualified, the final product can only be reworked, which often causes great waste. Although there is also zip fastener gas tightness detection device appearing in the existing market, but mostly have the structure complicacy, expensive, complex operation and detection efficiency low grade problem, consequently can't generally use widely.
Disclosure of Invention
The utility model provides a zip fastener gas tightness detection device, the structure that its main aim at solved current zip fastener gas tightness detection device existence is complicated, the high price, complex operation and the low grade problem of detection efficiency.
The utility model adopts the following technical scheme:
a zipper airtightness detection device comprises a rack, an airtightness tester and at least one jig, wherein the jig comprises a base and a pressing mechanism; the base is fixedly arranged on the rack and used for horizontally placing the zipper to be tested; the machine frame is provided with the pressing mechanism above the base in a way of lifting up and down, and the pressing mechanism is used for sealing and pressing the periphery of the zipper to be tested on the base; the base is provided with a groove, and a sealing cavity is formed between the zipper to be tested and the groove; the air tightness tester is communicated with the sealing cavity through an air inlet pipe.
Further, the pressing mechanism comprises a pressing head, a connecting plate and a driving mechanism; the upper end of the connecting plate is movably arranged on the frame up and down through a driving mechanism, and the lower end of the connecting plate is connected with the pressure head used for propping the zipper to be tested.
Furthermore, the pressure head comprises a pressure plate and a sealing sleeve; the upper end of the pressing plate is connected with the connecting plate, the sealing sleeve which is abutted to the zipper to be tested is arranged at the lower end of the pressing plate along the periphery of the pressing plate, a cavity is formed among the pressing plate, the sealing sleeve and the zipper to be tested, and an air hole is formed above the cavity by the pressing plate.
And one end of the connecting pipe is connected with the air holes, and the other end of the connecting pipe is arranged in the water cup filled with water and used for observing whether bubbles are generated.
Further, the sealing sleeve is an air bag.
Further, the sealing sleeve is a sealing rubber mat.
Further, the driving mechanism comprises an air cylinder, a cylinder body of the air cylinder is vertically and downwards arranged at the top of the rack, and a piston rod of the air cylinder is connected to the connecting plate.
Further, the base comprises a base and a support plate, the support plate is fixedly arranged on the rack through the base, the support plate is provided with the groove along the length direction of the support plate, and the bottom of the groove is provided with a mounting hole for assembling the air inlet pipe.
Furthermore, the number of the jigs is two, and one jig is a chain belt jig and is used for testing the air tightness of the chain belt part of the zipper to be tested; the other set is a puller jig used for testing the air tightness of the puller part of the zipper to be tested.
Compared with the prior art, the utility model discloses the beneficial effect who produces lies in:
1. the utility model discloses carry out the optimal design to current zip fastener gas tightness detection device's structure, the structure after the improvement has advantages such as simple and practical, convenient operation, detection efficiency height and application scope are wide to the data accessible gas tightness tester that the gas tightness detected shows directly perceivedly, and measuring result is accurate reliable, has realized the datamation and the precision that the zip fastener gas tightness detected.
2. The utility model discloses can realize the gas tightness at chain belt position and pull head position simultaneously and detect to the simple structure of tool, design benefit can be applied to the gas tightness detection of different specification zip fasteners in a flexible way.
3. The utility model discloses a clamp plate is equipped with a bleeder vent, and this bleeder vent can cooperate connecting pipe and drinking cup to play the auxiliary test effect, whether can judge simply directly perceivedly whether the zip fastener that awaits measuring leaks gas through having the bubble to produce in observing the drinking cup to make gas tightness test result more directly perceived and lively.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic structural view of the base of the middle chain belt jig of the present invention.
FIG. 3 is a schematic structural view of the pressing head of the middle chain belt jig of the present invention.
Fig. 4 is a schematic structural diagram of a base of the middle pull head jig of the present invention.
Fig. 5 is a schematic structural diagram of a pressing head of the middle pull head jig of the present invention.
Fig. 6 is a schematic structural view of the middle airtight zipper of the present invention.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings. Numerous details are set forth in the following description in order to provide a thorough understanding of the present invention, but it will be apparent to one skilled in the art that the present invention may be practiced without these details.
Referring to fig. 1 to 6, the zipper airtightness detection device comprises a rack 1 and an airtightness tester 2, wherein two sets of jigs are arranged on the rack 1 at the same time, and one set of the jig is a zipper belt jig 3a and is used for testing the airtightness of a chain belt position a in a zipper A to be tested; the other set is a puller jig 3b for testing the air tightness of the puller part b in the zipper A to be tested. The two sets of jigs have approximately the same basic structure and components, and are optimally designed according to the structural characteristics of the chain belt part a and the pull head part b respectively.
The following describes in detail the common points of the chain jig 3a and the slider jig 3 b:
referring to fig. 1 to 5, each of the chain belt jig 3a and the slider jig 3b includes a base 31 and a press-fit mechanism; the base 31 is fixedly arranged on the frame 1 and used for horizontally placing the zipper A to be tested; the frame 1 is provided with a pressing mechanism which can be lifted up and down above the base 31 and is used for sealing and pressing the periphery of the zipper A to be tested on the base 31; the base 31 is provided with a groove 310, and a sealed cavity is formed between the zipper A to be tested and the groove 310; the air tightness tester 2 is communicated with the sealed cavity through an air inlet pipe (not shown in the figure). During the test, start gas tightness tester 2, supply air to the sealed intracavity through the intake pipe to after ventilating, pressurize a certain time, observe whether the decline value of the interior atmospheric pressure of sealed intracavity is in the settlement within range, thereby judge whether the gas tightness of the zip fastener A that awaits measuring meets the requirements. The utility model discloses carry out the optimal design to current zip fastener gas tightness detection device's structure, the structure after the improvement has advantages such as simple and practical, convenient operation, detection efficiency height and application scope are wide to the data accessible gas tightness tester 2 that the gas tightness detected shows directly perceivedly, and measuring result is accurate reliable, has realized the datamation and the precision that the zip fastener gas tightness detected.
Referring to fig. 1 to 5, the press-fit mechanism includes a press head 32, a connecting plate 33, and a driving mechanism 34; the upper end of the connecting plate 33 is movably arranged on the frame 1 up and down through a driving mechanism 34, and the lower end is connected with a pressure head 32 for propping the zipper A to be tested. The pressure head 32 comprises a pressure plate 321 and a sealing sleeve 322, the upper end of the pressure plate 321 is connected to the connecting plate 33, the sealing sleeve 322 which is in contact with the zipper A to be tested is arranged at the lower end of the pressure plate 321 along the periphery of the pressure plate, a cavity is formed among the pressure plate 321, the sealing sleeve 322 and the zipper A to be tested, and an air hole is formed above the cavity. The driving mechanism 34 is a cylinder, a cylinder 341 of the cylinder is vertically disposed at the top of the frame 1, and a piston rod 342 of the cylinder is connected to the connecting plate 33. However, the structure of the driving mechanism 34 is not limited to this, and other one-dimensional sliding mechanisms capable of driving the connecting plate 33 to move up and down may be used. In addition, in order to ensure that the connecting plate 33 can smoothly and vertically ascend and descend, guide mechanisms for guiding the connecting plate 33 to vertically ascend and descend can be arranged on two sides of the connecting plate, the guide mechanisms can adopt slide rails and slide blocks which are matched with each other, or guide rods and guide sleeves which are matched with each other, the specific structure of the guide mechanism belongs to the conventional technology, and the detailed description is omitted.
Referring to fig. 1 to 5, the portable water dispenser further includes a connection pipe (not shown), one end of which is connected to the air hole 323 of the pressing plate 321, and the other end of which is disposed in the water cup filled with water, for observing whether air bubbles are generated. If the zipper A to be tested leaks air, the air in the sealing cavity enters the cavity and escapes from the air holes 323, so that air bubbles are generated in water. Therefore, whether the air leakage phenomenon exists can be intuitively observed by observing whether the bubbles are generated in the water cup. The design can play a role in auxiliary testing, so that the air tightness testing result is more visualized and vivid.
The following describes in detail the differences between the chain jig 3a and the slider jig 3 b:
referring to fig. 1, 2, 3 and 6, specifically, the base 31 of the chain belt jig 3a includes a base 311 and a carrier plate 312, the carrier plate 312 is fixed to the rack 1 through the base 311, the carrier plate 312 is provided with a groove 310 along a length direction thereof, and a mounting hole 313 for mounting an air inlet pipe is provided at a bottom of the groove 310. This facilitates the placement of the fastener tape portion a with the fastener elements facing upward on the carrier plate 312 for the tightness test. The sealing sleeve 322 of the chain belt jig 3a is an air bag, and when the pressing is performed, air is introduced into the air bag, so that the air bag automatically deforms according to the shape of the chain belt portion a, thereby ensuring that the periphery of the chain belt portion a is sealed and pressed on the carrier plate 312.
Referring to fig. 1, 4, 5 and 6, specifically, the base 31 of the slider jig 3b includes a groove 314 with an upward opening, the groove 314 is fixed to the frame 1 through a fixing plate 315, and a side wall of the groove 314 is provided with a mounting hole 316 for mounting an air inlet pipe. During detection, the pull head part b is horizontally placed above the groove body 314, so that the pull piece can be extended into the groove body 314. The sealing sleeve 322 of the slider jig 3b is a sealing rubber pad, and when the sealing rubber pad is pressed, the sealing rubber pad automatically deforms according to the shape of the slider part b, so that the periphery of the slider part b is ensured to be sealed and pressed on the groove 314.
With reference to fig. 1 to 6, a specific operation of the present invention is described:
(1) testing the air tightness of the chain belt part a: the zipper A to be detected is closed, the zipper teeth at the zipper belt part a are horizontally placed on the carrier plate 312 upwards, and the air cylinder is driven, so that the pressure head 32 is lowered to the designated height; inflating the airbag to swell and mutually prop against the periphery of the chain belt part a, so that a sealed cavity is formed between the chain belt part a and the carrier plate 312; and starting the air tightness tester 2, supplying air into the sealing cavity through the air inlet pipe, and observing whether the reduction value of the air pressure in the sealing cavity is within a set range after ventilating and maintaining the pressure for a certain time, so as to judge whether the air tightness of the chain belt part a meets the requirement. In addition, a connecting pipe can be arranged at the air hole 323 of the pressing plate 321, the other end of the connecting pipe is arranged in a water cup filled with water, and whether the chain belt part a leaks air or not can be judged by observing whether bubbles are generated in the water cup or not.
(2) Air tightness test of the slider part b: closing the zipper A to be tested, and horizontally placing the zipper teeth at the zipper head part b on the groove body 314 upwards to ensure that the zipper is extended into the groove body 314; driving the cylinder to make the pressure head 32 descend to a specified height and ensure that the sealing rubber gasket is mutually supported with the periphery of the pull head part b, so that a sealing cavity is formed between the pull head part b and the groove body 314; and starting the air tightness tester 2, supplying air into the sealing cavity through the air inlet pipe, and observing whether the reduction value of the air pressure in the sealing cavity is within a set range after ventilating and maintaining the pressure for a certain time, so as to judge whether the air tightness of the pull head part b meets the requirement. In addition, a connecting pipe can be arranged at the air hole 323 of the pressing plate 321, the other end of the connecting pipe is arranged in a water cup filled with water, and whether the air leakage occurs at the pull head part b can be judged by observing whether air bubbles are generated in the water cup.
The above-mentioned be the utility model discloses a concrete implementation way, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.
Claims (9)
1. The utility model provides a zip fastener gas tightness detection device which characterized in that: the air tightness tester comprises a rack, an air tightness tester and at least one jig, wherein the jig comprises a base and a pressing mechanism; the base is fixedly arranged on the rack and used for horizontally placing the zipper to be tested; the machine frame is provided with the pressing mechanism above the base in a way of being capable of lifting up and down, and the pressing mechanism is used for pressing the periphery of the zipper to be tested on the base in a sealing way; the base is provided with a groove, and a sealing cavity is formed between the zipper to be tested and the groove; the air tightness tester is communicated with the sealing cavity through an air inlet pipe.
2. The airtightness detection apparatus for a slide fastener according to claim 1, wherein: the pressing mechanism comprises a pressing head, a connecting plate and a driving mechanism; the upper end of the connecting plate is movably arranged on the rack up and down through a driving mechanism, and the lower end of the connecting plate is connected with the pressure head used for supporting the zipper to be tested.
3. The airtightness detection apparatus for a slide fastener according to claim 2, wherein: the pressure head comprises a pressure plate and a sealing sleeve; the upper end of the pressing plate is connected with the connecting plate, the sealing sleeve which is abutted to the zipper to be tested is arranged at the lower end of the pressing plate along the periphery of the pressing plate, a cavity is formed among the pressing plate, the sealing sleeve and the zipper to be tested, and an air hole is formed above the cavity through the pressing plate.
4. A zipper airtightness detection apparatus according to claim 3, wherein: the air-permeable water cup is characterized by further comprising a connecting pipe, wherein one end of the connecting pipe is connected with the air holes, and the other end of the connecting pipe is arranged in the water cup filled with water and used for observing whether bubbles are generated.
5. A zipper airtightness detection apparatus according to claim 3, wherein: the sealing sleeve is an air bag.
6. A zipper airtightness detection apparatus according to claim 3, wherein: the sealing sleeve is a sealing rubber gasket.
7. The airtightness detecting apparatus for a slide fastener according to any one of claims 2 to 6, wherein: the driving mechanism comprises an air cylinder, a cylinder body of the air cylinder is vertically arranged at the top of the rack downwards, and a piston rod of the air cylinder is connected to the connecting plate.
8. The airtightness detection apparatus for a slide fastener according to claim 1, wherein: the base comprises a base and a support plate, the support plate is fixedly arranged on the rack through the base, the support plate is provided with a groove along the length direction of the support plate, and the bottom of the groove is provided with a mounting hole for assembling an air inlet pipe.
9. The airtightness detection apparatus for a slide fastener according to claim 1, wherein: the number of the jigs is two, and one jig is a chain belt jig and is used for testing the air tightness of the zipper belt part of the zipper to be tested; the other set is a puller jig used for testing the air tightness of the puller part of the zipper to be tested.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020083847.1U CN211042627U (en) | 2020-01-15 | 2020-01-15 | Zipper air tightness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020083847.1U CN211042627U (en) | 2020-01-15 | 2020-01-15 | Zipper air tightness detection device |
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| CN211042627U true CN211042627U (en) | 2020-07-17 |
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| CN202020083847.1U Active CN211042627U (en) | 2020-01-15 | 2020-01-15 | Zipper air tightness detection device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112729707A (en) * | 2021-01-19 | 2021-04-30 | 华腾实业（深圳）股份有限公司 | Airtightness detection equipment for production of clothing zippers |
| CN115406599A (en) * | 2022-11-03 | 2022-11-29 | 临沭县华裕服装有限公司 | Airtightness detection equipment for production of clothing zippers |
| CN117571208A (en) * | 2024-01-15 | 2024-02-20 | 青岛弘诚体育用品有限公司 | Air tightness detection equipment for producing clothes zippers |
-
2020
- 2020-01-15 CN CN202020083847.1U patent/CN211042627U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112729707A (en) * | 2021-01-19 | 2021-04-30 | 华腾实业（深圳）股份有限公司 | Airtightness detection equipment for production of clothing zippers |
| CN115406599A (en) * | 2022-11-03 | 2022-11-29 | 临沭县华裕服装有限公司 | Airtightness detection equipment for production of clothing zippers |
| CN115406599B (en) * | 2022-11-03 | 2023-01-24 | 临沭县华裕服装有限公司 | Airtightness detection equipment for production of clothing zippers |
| CN117571208A (en) * | 2024-01-15 | 2024-02-20 | 青岛弘诚体育用品有限公司 | Air tightness detection equipment for producing clothes zippers |
| CN117571208B (en) * | 2024-01-15 | 2024-03-19 | 青岛弘诚体育用品有限公司 | Air tightness detection equipment for producing clothes zippers |
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