CN204086183U - A kind of device of hot blast test shrinkage factor - Google Patents
A kind of device of hot blast test shrinkage factor Download PDFInfo
- Publication number
- CN204086183U CN204086183U CN201420495902.2U CN201420495902U CN204086183U CN 204086183 U CN204086183 U CN 204086183U CN 201420495902 U CN201420495902 U CN 201420495902U CN 204086183 U CN204086183 U CN 204086183U
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- Prior art keywords
- guide duct
- shrinkage factor
- hot blast
- shrink film
- blast test
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- 238000012360 testing method Methods 0.000 title claims abstract description 56
- 229920006300 shrink film Polymers 0.000 claims abstract description 51
- 238000007664 blowing Methods 0.000 claims description 38
- 238000010438 heat treatment Methods 0.000 claims description 27
- 239000000523 sample Substances 0.000 claims description 20
- 238000009434 installation Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
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- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The utility model relates to proving installation technical field, particularly relate to the device of a kind of hot blast test shrinkage factor, comprise worktable, hot air apparatus, guide duct and the clamping device for fixing shrink film, hot air apparatus and guide duct are fixed on the top of worktable successively, and one end of guide duct is corresponding with the air outlet of hot air apparatus; Also comprise the heated air circulation device be arranged at outside described guide duct, the air inlet of heated air circulation device is communicated with the other end of described guide duct, the air outlet of heated air circulation device is communicated with described hot air apparatus, and clamping device to be removably connected in guide duct and to be positioned at the junction of the other end of guide duct and the air inlet of heated air circulation device.Device of the present utility model is for testing the shrinkage factor of shrink film, and can simulate the practical service environment of shrink film, test result presses close to result of use, and testing precision is high, substantially increases the measuring accuracy of shrink film shrinkage factor.
Description
Technical field
The utility model relates to proving installation technical field, particularly relates to the device of a kind of hot blast test shrinkage factor.
Background technology
Shrink film is that one is stretched orientation in process of production, and the thermoplastic film of in use heat shrinkable.The heat-shrinkable of film just obtained application as far back as 1936, and main rubber film takes the putrefactive food of shrink wrapping at first.Nowadays, heat shrinkage techniques has developed into almost can pack extensive stock with shrink film, as food, medicine, sterilizing dinnerware, stationery sports goods, process gift, printed matter, five metals plastic products, telephone set, the external packing of the various product of electronic apparatus etc., especially in combined type (boundling) packaging of anomalistic object article or commodity, the protection against the tide that can meet commodity is dust-proof, touch-proof, the functions such as transparent display, product appearance attractive force can be increased again, also can be used for replacing all kinds of carton, not only save packing cost, and meet packaging trend, these products all bring great convenience to people's life.
Shrinkage factor is an important test index of shrink film, and at present, the method for testing for shrink film shrinkage factor is: first will shrink film bubble in a liquid, then the shrink film after soaking is tested its shrinkage factor.This measuring accuracy is poor, and the result of test cannot instruct actual use, and not yet has specially for the proving installation of shrink film test shrinkage factor, therefore researches and develops that a kind of measuring accuracy is high, structure simple shrink film shrinkage factor proving installation seems particularly important.
Summary of the invention
The purpose of this utility model is to provide a kind of proving installation testing measuring accuracy, structure simple hot blast test shrinkage factor for the deficiencies in the prior art.
To achieve these goals, the utility model adopts following technical scheme: a kind of device of hot blast test shrinkage factor, comprise worktable, hot air apparatus, guide duct and the clamping device for fixing shrink film, hot air apparatus and guide duct are fixed on the top of worktable successively, and one end of guide duct is corresponding with the air outlet of hot air apparatus; Also comprise the heated air circulation device be arranged at outside described guide duct, the air inlet of heated air circulation device is communicated with the other end of described guide duct, the air outlet of heated air circulation device is communicated with described hot air apparatus, and clamping device to be removably connected in guide duct and to be positioned at the junction of the other end of guide duct and the air inlet of heated air circulation device.
Further, also comprise the heated air circulation device be arranged at outside described guide duct, the air inlet of heated air circulation device is communicated with the other end of described guide duct, and the air outlet of heated air circulation device is communicated with described hot air apparatus.
The setting of heated air circulation device is used for the hot blast after by test and reclaims, then is delivered to hot air apparatus, recycling.
Further, the top of described guide duct offers breach, and in guide duct, the position of corresponding breach is provided with slot, and described clamping device is plugged in slot.
Described clamping device top is fixed with the convenient Handheld Division captured, and shrink film is fixed on the middle part of clamping device, and the utility model can also adopt other mode removably connected that clamping device is removably connected in guide duct.
Further, the madial wall of described guide duct is arranged at intervals with multiple temperature probe successively, and the distance between adjacent two temperature probes is 40-60cm.
The setting of temperature probe for test the temperature of hot blast in guide duct and timely adjustment to temperature required, in order to make the temperature of test more accurate, distance controlling between adjacent two temperature probes is at 40-60cm, for making the utility model reach best result of use, the distance controlling between adjacent two temperature probes is at 50cm.
Further, described shrink film is square, and its length of side is 8-12cm, and the length of described guide duct is 1-3m, and the internal diameter of guide duct is 25-35cm.
When shrink film is square, the measurement of the distortion size after convenient shrink film test, its length of side is unsuitable excessive, cross conference and need high equipment cost, be inconvenient to test, its length of side is also unsuitable too small, too small meeting causes measuring accuracy bad, when its length of side is 8-12cm, equipment cost is low, and measuring accuracy is high.
The length of guide duct is unsuitable long, and the long wind speed that can affect hot blast, when the length of guide duct is 1-3m, wind speed stability is better.In order to make the air outlet of guide duct cover shrink film completely, the internal diameter of guide duct must be greater than the length of side of shrink film, and when the internal diameter of guide duct is 25-35cm, measuring accuracy is high, good stability.For making the utility model reach best result of use, described shrink film is square, and its length of side is 10cm, and the length of described guide duct is 2m, and the internal diameter of guide duct is 30cm.
Further, described hot air apparatus comprises the blowing device and heating arrangement that are fixed on bench-top successively, and heating arrangement is electrically connected with frequency converter.
Blowing device can be fan; heating arrangement can be resistance wire; blowing device is for generation of wind; heating arrangement is for the formation of hot blast; frequency converter is used for the temperature of regulating resistance silk heating; the hot air apparatus that hot air apparatus of the present utility model can also can produce hot blast for other, any apparent replacement is all within protection domain of the present utility model without departing from the concept of the premise utility.
Further, the temperature of described heating arrangement is 120-200 DEG C.
The too high or too low for temperature of heating arrangement all can affect measuring accuracy, and when the temperature of heating arrangement is 120-200 DEG C, the precision of test is high, and precision is high.For making the utility model reach best result of use, the temperature of described heating arrangement is 160 DEG C.
Further, the wind speed of described blowing device blowing is 6-12m/s.
The stability of the air speed influence test of blowing device blowing and measuring accuracy, when the wind speed of blowing device blowing is 6-12m/s, the precision of test is high, good stability.For making the utility model reach best result of use, the wind speed of described blowing device blowing is 9m/s.
The beneficial effects of the utility model are: when the utility model uses, shrink film to be tested for shrink film is arranged on clamping device; Regulate the wind speed of blowing device blowing and the temperature of heating arrangement, hot blast test is carried out to shrink film to be tested; The deformation ruler little progress row of the shrink film after test is measured, judges that whether the shrinkage factor of shrink film is qualified.Concrete, get the sample being of a size of 100 ﹡ 100mm to test, shrink film after test is measured, record and be of a size of L, shrinkage factor δ is calculated by shrinkage factor formula δ=(100-L)/100, the shrinkage factor δ of calculating and standard value are compared, thus judges that whether the shrinkage factor of shrink film is qualified.
Device of the present utility model is for testing the shrinkage factor of shrink film, the practical service environment of shrink film can be simulated, test result presses close to result of use, testing precision is high, solve the problem that measuring accuracy in prior art is poor, result that is that test cannot instruct actual use, substantially increase the measuring accuracy of shrink film shrinkage factor.The utility model adopts heated air circulation device, the hot blast after test can be reclaimed, then is delivered to hot air apparatus, recycling.Device to test precision of the present utility model is high, structure is simple, easy to use, practical.
accompanying drawing illustrates:
Fig. 1 is front view of the present utility model.
Fig. 2 is the enlarged diagram of part A in Fig. 1.
Fig. 3 is vertical view of the present utility model.
Fig. 4 is the enlarged diagram of part B in Fig. 3.
Fig. 5 is the perspective view of clamping device described in the utility model.
Reference numeral is: 1-worktable, 2-hot air apparatus, 21-blowing device, 22-heating arrangement, 3-guide duct, 30-breach, 31-slot, 4-clamping device, 40-shrink film, 5-heated air circulation device, 6-temperature probe.
embodiment:
For the ease of the understanding of those skilled in the art, be further described the utility model below in conjunction with embodiment and accompanying drawing 1-5, the content that embodiment is mentioned is not to restriction of the present utility model.
Embodiment 1
See Fig. 1-5, a kind of device of hot blast test shrinkage factor, comprise worktable 1, hot air apparatus 2, guide duct 3 and the clamping device 4 for fixing shrink film 40, hot air apparatus 2 and guide duct 3 are fixed on the top of worktable 1 successively, and one end of guide duct 3 is corresponding with the air outlet of hot air apparatus 2; Also comprise the heated air circulation device 5 be arranged at outside described guide duct 3, the air inlet of heated air circulation device 5 is communicated with the other end of described guide duct 3, the air outlet of heated air circulation device 5 is communicated with described hot air apparatus 2, and clamping device 4 to be removably connected in guide duct 3 and to be positioned at the junction of the other end of guide duct 3 and the air inlet of heated air circulation device 5.
In the present embodiment, the top of described guide duct 3 offers breach 30, and in guide duct 3, the position of corresponding breach 30 is provided with slot 31, and described clamping device 4 is plugged in slot 31.
In the present embodiment, the madial wall of described guide duct 3 is arranged at intervals with multiple temperature probe 6 successively, and the distance between adjacent two temperature probes 6 is 40cm.
In the present embodiment, described shrink film 40 is square, and its length of side is 8cm, and the length of described guide duct 3 is 1m, and the internal diameter of guide duct 3 is 25cm.
In the present embodiment, described hot air apparatus 2 comprises the blowing device 21 and heating arrangement 22 that are fixed on worktable 1 top successively, and heating arrangement 22 is electrically connected with frequency converter.
In the present embodiment, the temperature of described heating arrangement 22 is 120 DEG C; The wind speed that described blowing device 21 is dried is 6m/s.
Embodiment 2
The difference of the present embodiment and above-described embodiment 1 is: in described step B, and the wind speed of blowing device blowing is 9m/s; The temperature of heating arrangement is 140 DEG C; Test duration is 14s.
The madial wall of described guide duct is arranged at intervals with multiple temperature probe successively, and the distance between adjacent two temperature probes is 45cm.
Described shrink film is square, and its length of side is 9cm, and the length of described guide duct is 1.5m, and the internal diameter of guide duct is 28cm.
The temperature of described heating arrangement is 140 DEG C; The wind speed of described blowing device blowing is 9m/s.
Embodiment 3
The difference of the present embodiment and above-described embodiment 1 is: in described step B, and the wind speed of blowing device blowing is 10m/s; The temperature of heating arrangement is 160 DEG C; Test duration is 16s.
The madial wall of described guide duct is arranged at intervals with multiple temperature probe successively, and the distance between adjacent two temperature probes is 50cm.
Described shrink film is square, and its length of side is 10cm, and the length of described guide duct is 2m, and the internal diameter of guide duct is 30cm.
The temperature of described heating arrangement is 160 DEG C; The wind speed of described blowing device blowing is 10m/s.
Embodiment 4
The difference of the present embodiment and above-described embodiment 1 is: in described step B, and the wind speed of blowing device blowing is 11m/s; The temperature of heating arrangement is 180 DEG C; Test duration is 18s.
The madial wall of described guide duct is arranged at intervals with multiple temperature probe successively, and the distance between adjacent two temperature probes is 55cm.
Described shrink film is square, and its length of side is 11cm, and the length of described guide duct is 2.5m, and the internal diameter of guide duct is 32cm.
The temperature of described heating arrangement is 180 DEG C; The wind speed of described blowing device blowing is 11m/s.
Embodiment 5
The difference of the present embodiment and above-described embodiment 1 is: in described step B, and the wind speed of blowing device blowing is 12m/s; The temperature of heating arrangement is 200 DEG C; Test duration is 21s.
The madial wall of described guide duct is arranged at intervals with multiple temperature probe successively, and the distance between adjacent two temperature probes is 60cm.
Described shrink film is square, and its length of side is 12cm, and the length of described guide duct is 3m, and the internal diameter of guide duct is 35cm.
The temperature of described heating arrangement is 200 DEG C; The wind speed of described blowing device blowing is 12m/s.
When the utility model uses, shrink film 40 to be tested for shrink film 40 is arranged on clamping device 4, the clamping device 4 that shrink film 40 is housed is inserted in guide duct 3; The wind speed regulating blowing device 21 to dry and the temperature of heating arrangement 22, carry out hot blast test to shrink film 40 to be tested; The deformation ruler little progress row of the shrink film 40 after test is measured, judges that whether the shrinkage factor of shrink film 40 is qualified.Concrete, get the sample being of a size of 100 ﹡ 100mm to test, shrink film after test is measured, record and be of a size of L, shrinkage factor δ is calculated by shrinkage factor formula δ=(100-L)/100, the shrinkage factor δ of calculating and standard value are compared, thus judges that whether the shrinkage factor of shrink film is qualified.
Device of the present utility model is for testing the shrinkage factor of shrink film, the practical service environment of shrink film can be simulated, test result presses close to result of use, testing precision is high, solve measuring accuracy in prior art poor, the result of test cannot instruct the problem of actual use, substantially increases the measuring accuracy of shrink film shrinkage factor.Device to test precision of the present utility model is high, structure is simple, easy to use, practical.
Above-described embodiment is the utility model preferably implementation, and in addition, the utility model can also realize by alternate manner, and any apparent replacement is all within protection domain of the present utility model without departing from the concept of the premise utility.
Claims (10)
1. the device of a hot blast test shrinkage factor, it is characterized in that: comprise worktable, hot air apparatus, guide duct and the clamping device for fixing shrink film, hot air apparatus and guide duct are fixed on the top of worktable successively, and one end of guide duct is corresponding with the air outlet of hot air apparatus; Also comprise the heated air circulation device be arranged at outside described guide duct, the air inlet of heated air circulation device is communicated with the other end of described guide duct, the air outlet of heated air circulation device is communicated with described hot air apparatus, and clamping device to be removably connected in guide duct and to be positioned at the junction of the other end of guide duct and the air inlet of heated air circulation device.
2. the device of a kind of hot blast test shrinkage factor according to claim 1, it is characterized in that: the top of described guide duct offers breach, in guide duct, the position of corresponding breach is provided with slot, and described clamping device is plugged in slot.
3. the device of a kind of hot blast test shrinkage factor according to claim 1, it is characterized in that: the madial wall of described guide duct is arranged at intervals with multiple temperature probe successively, the distance between adjacent two temperature probes is 40-60cm.
4. the device of a kind of hot blast test shrinkage factor according to claim 1, is characterized in that: described shrink film is square, and its length of side is 8-12cm, and the length of described guide duct is 1-3m, and the internal diameter of guide duct is 25-35cm.
5. the device of a kind of hot blast test shrinkage factor according to claim 1, is characterized in that: described shrink film is square, and its length of side is 10cm, and the length of described guide duct is 2m, and the internal diameter of guide duct is 30cm.
6. the device of a kind of hot blast test shrinkage factor according to claim 1, is characterized in that: described hot air apparatus comprises the blowing device and heating arrangement that are fixed on bench-top successively, and heating arrangement is electrically connected with frequency converter.
7. the device of a kind of hot blast test shrinkage factor according to claim 6, is characterized in that: the temperature of described heating arrangement is 120-200 DEG C.
8. the device of a kind of hot blast test shrinkage factor according to claim 6, is characterized in that: the temperature of described heating arrangement is 160 DEG C.
9. the device of a kind of hot blast test shrinkage factor according to claim 6, is characterized in that: the wind speed of described blowing device blowing is 6-12m/s.
10. the device of a kind of hot blast test shrinkage factor according to claim 6, is characterized in that: the wind speed of described blowing device blowing is 9m/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420495902.2U CN204086183U (en) | 2014-08-29 | 2014-08-29 | A kind of device of hot blast test shrinkage factor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420495902.2U CN204086183U (en) | 2014-08-29 | 2014-08-29 | A kind of device of hot blast test shrinkage factor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204086183U true CN204086183U (en) | 2015-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420495902.2U Expired - Lifetime CN204086183U (en) | 2014-08-29 | 2014-08-29 | A kind of device of hot blast test shrinkage factor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204086183U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104155334A (en) * | 2014-08-29 | 2014-11-19 | 东莞市正新包装制品有限公司 | Device for testing shrinking percentage through hot air |
| CN104198523A (en) * | 2014-08-29 | 2014-12-10 | 东莞市正新包装制品有限公司 | Method and device for testing shrink rate through hot air |
| CN108152324A (en) * | 2018-01-31 | 2018-06-12 | 彩虹显示器件股份有限公司 | A kind of method tested glass and be heat-shrinked |
-
2014
- 2014-08-29 CN CN201420495902.2U patent/CN204086183U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104155334A (en) * | 2014-08-29 | 2014-11-19 | 东莞市正新包装制品有限公司 | Device for testing shrinking percentage through hot air |
| CN104198523A (en) * | 2014-08-29 | 2014-12-10 | 东莞市正新包装制品有限公司 | Method and device for testing shrink rate through hot air |
| CN104155334B (en) * | 2014-08-29 | 2016-11-30 | 东莞市正新包装制品有限公司 | A kind of device of hot blast test shrinkage factor |
| CN104198523B (en) * | 2014-08-29 | 2017-01-25 | 东莞市正新包装制品有限公司 | Method and device for testing shrink rate through hot air |
| CN108152324A (en) * | 2018-01-31 | 2018-06-12 | 彩虹显示器件股份有限公司 | A kind of method tested glass and be heat-shrinked |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150107 |