CN111748950B - Hot-pressing die capable of enabling umbrella to be folded more easily and processing method thereof - Google Patents
Hot-pressing die capable of enabling umbrella to be folded more easily and processing method thereof Download PDFInfo
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- CN111748950B CN111748950B CN201910253456.1A CN201910253456A CN111748950B CN 111748950 B CN111748950 B CN 111748950B CN 201910253456 A CN201910253456 A CN 201910253456A CN 111748950 B CN111748950 B CN 111748950B
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- pressing die
- fixed
- pressing
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- 238000007731 hot pressing Methods 0.000 title claims abstract description 27
- 238000003672 processing method Methods 0.000 title claims abstract description 8
- 238000003825 pressing Methods 0.000 claims abstract description 73
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 19
- 239000010935 stainless steel Substances 0.000 claims abstract description 19
- 239000004744 fabric Substances 0.000 claims abstract description 17
- 238000005485 electric heating Methods 0.000 claims description 25
- 238000010438 heat treatment Methods 0.000 claims description 16
- 239000006096 absorbing agent Substances 0.000 claims description 15
- 230000035939 shock Effects 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 9
- 229910010293 ceramic material Inorganic materials 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000010409 ironing Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 230000000704 physical effect Effects 0.000 abstract description 2
- 230000003446 memory effect Effects 0.000 abstract 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 5
- 238000000748 compression moulding Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C7/00—Heating or cooling textile fabrics
- D06C7/02—Setting
Abstract
The invention discloses a hot-pressing die for enabling a parachute to be folded more easily and a processing method thereof. The hot-pressing die pushes the lower pressing die to press downwards through the air cylinder, presses the umbrella cloth between the upper pressing die and the lower pressing die, enables the umbrella cloth to be in contact with the heated stainless steel plate to form hot-pressing folds, improves the working efficiency, and simultaneously changes the physical properties of the umbrella cover to enable the umbrella cover to have a memory effect, so that the umbrella cover can be used for a long time in an easily-folded state.
Description
Technical Field
The invention relates to the technical field of hot pressing, in particular to a hot pressing die for enabling a parachute to be folded more easily and a processing method thereof.
Background
The existing umbrella is difficult to roll back according to original shape after being unfolded, the original slim shape is large due to poor rolling, and the traditional umbrella fabric is flat and crease-free, so that standard creases cannot be found in the using process, the umbrella can be quickly received in the smallest and flattest state, the umbrella is inconvenient to use, the problem of convenience in crease is solved, the hot-pressing die and the processing method thereof are provided, the problem of the prior art is solved, and the crease work of the umbrella is better carried out.
Disclosure of Invention
The invention solves the technical problems that the conventional umbrella fabric is flat and has no crease, so that standard crease cannot be found in the using process, the umbrella can be quickly received in the minimum and most flat state, and the umbrella is inconvenient to use, and provides a hot-pressing die for enabling the umbrella to be folded more easily and a processing method thereof.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a hot pressing die for enabling a parachute to be folded more easily comprises a PLC control box, a support frame and a pressing die structure, wherein a frame is fixed above the support frame, the upper end of the frame is fixedly provided with the PLC control box, a high-pressure air storage tank is fixed on the frame below the PLC control box, an actuator is fixed on the frame above the high-pressure air storage tank, the high-pressure air storage tank is fixedly connected with the actuator, a pressure gauge is arranged on the high-pressure air storage tank, a starting switch is arranged on the frame on the side face of the actuator, and the pressing die structure is arranged above the left side of the frame;
a fixed plate is fixed on the support frame below the pressing die structure, a lower pressing die is arranged above the fixed plate through a shock absorber, an electric heating plate is fixed on the fixed plate below the lower pressing die, the electric heating plate is electrically connected with a heating device, the heating device is arranged at the bottom of the left side of the support frame, the heating device is electrically connected with a PLC control box, and the PLC control box is electrically connected with a starting switch and an actuator;
the compression molding structure comprises a lifting plate, a screw rod, an upper compression mold, a convex plate, a compression molding structure fixing seat and an air cylinder, wherein the air cylinder is arranged on the frame, the compression molding structure fixing seat is fixed at the bottom of the left side of the frame, the air cylinder is connected with the actuator through a pipeline, the bottom of the air cylinder is connected with the lifting plate, guide rods are vertically fixed on the lifting plates on two sides of the air cylinder, a linear bearing is arranged at the joint of the guide rods and the compression molding structure fixing seat, the lower part of the lifting plate is fixedly provided with the upper compression mold through the screw rod, and the convex plate is arranged below the upper compression mold.
Preferably, the electric heating plate is a stainless steel electric heating plate, and the PLC control box connected with the heating device is an editable PLC controller, and meanwhile, the stroke range of the die structure is 0-70 cm.
Preferably, the middle part of the lower pressing die is provided with a concave die matched with the upper pressing die in size, the concave die is uniformly provided with linear grooves corresponding to the linear convex plates, the middle part of the concave die is provided with arc grooves corresponding to the annular convex plates, meanwhile, the middle part of the concave die is provided with a convex positioning column, and the convex plates arranged below the upper pressing die penetrate into the grooves in the concave die to be contacted, and then the positioning column is not contacted with the upper pressing die.
Preferably, the bottom of the lower pressing die is provided with a stainless steel plate of stainless steel, the middle part above the stainless steel plate is coated with a heat insulation plate made of aluminum oxide heat insulation ceramic materials, and the stainless steel plate on the outer side of the heat insulation plate is coated with a protection plate made of aluminum oxide heat insulation ceramic materials.
Preferably, the lower pressing die is of a square structure, shock absorbers are arranged at four corners of the lower pressing die, the shock absorbers are spring shock absorbers, and meanwhile the descending stroke of the lower pressing die is 0-4 cm.
Preferably, the convex plate comprises fifteen groups of linear convex plates which are arranged in a surrounding mode and an annular convex plate which is arranged in the middle of the linear convex plate in a surrounding mode, the upper pressing die is of a cylindrical structure, and meanwhile, the sections of the linear convex plate and the annular convex plate are of conical structures.
A method of handling a folding umbrella, comprising using the above-mentioned hot-press mold for folding umbrella, the method comprising the steps of:
firstly, folding umbrella cloth to the minimum and most flat state by hands, and ironing marks by using an iron;
and step two, manufacturing the hot-pressing die according to the trace, pressing the umbrella cloth in the step one between an upper pressing die and a lower pressing die of the hot-pressing die, and pushing the lower pressing die to move downwards under the pushing of the air cylinder, so that a stainless steel plate at the bottom of the lower pressing die is contacted with an electric heating plate, and forming hot-pressing folds after three seconds of hot-pressing treatment.
Compared with the prior art, the invention has the beneficial effects that:
1. the cylinder promotes the lower die and pushes down, with umbrella cloth pressfitting between last moulding-die and lower moulding-die for lug and recess phase-match make umbrella cloth and the stainless steel board of heating contact, form hot pressing crease, improve work efficiency, change the physical property of umbrella face simultaneously, make it produce the effect of memory, just so can use the umbrella face for a long time and be in the state of easy folding.
2. The heating device is controlled by the starting switch, the electric heating plate is not always contacted with the lower pressing die, and only the cylinder drives the die to press downwards, the lower pressing die is contacted with the electric heating plate to heat, so that the umbrella cloth is prevented from being damaged due to overhigh temperature of the lower pressing die.
3. Adopt the heat insulating board and the protection shield of the thermal-insulated ceramic material of lower moulding-die middle part and outside setting up aluminium oxide to avoid appearing the mistake and bump the phenomenon, improve the security of use to set up the reference column in the die middle part, play the fixed work to the umbrella cloth, be favorable to the crease more.
Drawings
FIG. 1 is a schematic side view of the structure of the present invention;
FIG. 2 is a schematic diagram of a structural stamper of the present invention;
FIG. 3 is a schematic diagram of a structural upper die of the present invention;
FIG. 4 is a schematic view of a structural stamper according to the present invention;
FIG. 5 is a schematic cross-sectional view of the structure A-A of the present invention;
FIG. 6 is a schematic cross-sectional view of a structure B-B according to the present invention;
reference numerals in the drawings: 1. the PLC control box, 2, an actuator, 3, a pressure gauge, 4, a high-pressure gas storage tank, 5, a rack, 6, a support frame, 7, a heating device, 8, a fixed plate, 9, a shock absorber, 10, an electric heating plate, 11, a lower pressing die, 12, a pressing die structure, 13, a starting switch, 14, a guide rod, 15, a lifting plate, 16, a screw rod, 17, an upper pressing die, 18, a convex plate, 19, a pressing die structure fixing seat, 20, a cylinder, 21, an annular convex plate, 22, a linear convex plate, 23, a positioning column, 24, an arc-shaped groove, 25, a linear groove, 26, a concave die, 27, a heat insulation plate, 28, a protection plate, 29 and a stainless steel plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the invention provides a hot-pressing mold for making umbrella folding easier, comprising a PLC control box 1, a support frame 6 and a pressing mold structure 12, wherein a frame 5 is fixed above the support frame 6, the upper end of the frame 5 is fixed with the PLC control box 1, a high-pressure air storage tank 4 is fixed on the frame 5 below the PLC control box 1, an actuator 2 is fixed on the frame 5 above the high-pressure air storage tank 4, the high-pressure air storage tank 4 is fixedly connected with the actuator 2, a pressure gauge 3 is installed on the high-pressure air storage tank 4, a start switch 13 is installed on the frame 5 on the side face of the actuator 2, a pressing mold structure 12 is installed above the left side of the frame 5, a fixed plate 8 is fixed on the support frame 6 below the pressing mold structure 12, a lower pressing mold 11 is installed above the fixed plate 8 through a shock absorber 9, a female mold 26 matched with an upper pressing mold 17 in size is opened in the middle of the lower pressing mold 11, the female die 26 is uniformly provided with linear grooves 25 corresponding to the linear convex plates 22, the middle part of the female die 26 is provided with arc grooves 24 corresponding to the annular convex plates 21, the middle part of the female die 26 is provided with convex positioning columns 23, the positioning columns 23 are not contacted with the upper pressing die 17 after the convex plates 18 arranged below the upper pressing die 17 are penetrated into the grooves in the female die 26, the bottom of the lower pressing die 11 is provided with stainless steel plates 29, the middle part above the stainless steel plates 29 is coated with a heat insulating plate 27 made of alumina heat insulating ceramic materials, the stainless steel plates 29 on the outer sides of the heat insulating plate 27 are coated with protective plates 28 made of alumina heat insulating ceramic materials, the lower pressing die 11 is of a square structure, shock absorbers 9 are arranged at four corners of the lower pressing die 11, the shock absorbers 9 are ALJ-01000 spring shock absorbers, and the descending stroke of the lower pressing die 11 is 0-4 cm, an electric heating plate 10 is fixed on a fixed plate 8 below a lower pressing die 11, the electric heating plate 10 is electrically connected with a heating device 7, the electric heating plate 10 is a stainless steel electric heating plate, a PLC control box 1 connected with the heating device 7 is an editable PLC controller, meanwhile, the stroke range of a pressing die structure 12 is 0cm to 70cm, the heating device 7 is arranged at the left bottom of a supporting frame 6, the heating device 7 is electrically connected with the PLC control box 1, the PLC control box 1 is electrically connected with a starting switch 13 and an actuator 2, the pressing die structure 12 comprises a lifting plate 15, a screw 16, an upper pressing die 17, a convex plate 18, a pressing die structure fixing seat 19 and an air cylinder 20, the air cylinder 20 is arranged on a frame 5, the pressing die structure fixing seat 19 is fixed at the left bottom of the frame 5, the air cylinder 20 is connected with the actuator 2 through a pipeline, the bottom of the air cylinder 20 is connected with the lifting plate 15, and guide rods 14 are vertically fixed on lifting plates 15 on two sides of an air cylinder 20, linear bearings are installed at the connection positions of the guide rods 14 and a die structure fixing seat 19, an upper die 17 is fixed below the lifting plates 15 through screws 16, a convex plate 18 is arranged below the upper die 17, the convex plate 18 comprises fifteen groups of linear convex plates 22 which are arranged in a surrounding mode and annular convex plates 21 which are arranged in the surrounding mode in the middle of the linear convex plates 22, the upper die 17 is of a cylindrical structure, meanwhile, the cross sections of the linear convex plates 22 and the annular convex plates 21 are of conical structures, the upper die 17 is a replaceable part, the convex plates 18 arranged below the upper die 17 of the replaceable part can be nineteen groups of linear convex plates 22 or twenty-three groups of linear convex plates 22, and the replaceable part of the lower die 11 below is matched with the upper die 17 above.
As shown in fig. 1, when the pressing die structure 12 descends 70cm, the upper pressing die 17 contacts with the lower pressing die 11, and the lower pressing die 11 descends 4cm to contact with the electric heating plate 10, and the pressing die structure 12 ascends, so that the lower pressing die 11 is separated from the electric heating plate 10 by the shock absorber 9, so that the interval between the lower pressing die 11 and the electric heating plate 10 is 4cm.
The invention also provides a processing method for enabling the umbrella to be folded more easily, which comprises the following steps of:
firstly, folding umbrella cloth to the minimum and most flat state by hands, and ironing marks by using an iron;
step two, manufacturing the hot-pressing die according to traces, wherein the hot-pressing die is connected with a power supply, an operator can sit at one end of an operation table to operate, space occupation is reduced, management of the hot-pressing die is facilitated, cut umbrella cloth is placed in a female die 26, a round hole in the middle of the umbrella cloth is sleeved on a positioning column 23, equipment is started through a starting switch 13, a heating device 7 is operated to enable an electric heating plate 10 to generate heat, when hot pressing is performed, an actuator 2 is used for starting an air cylinder 20 to move so as to push a lower lifting plate 15 to move downwards, meanwhile, an upper pressing die 17 presses the umbrella cloth, then the upper pressing die 17 and a lower pressing die 11 move downwards so that a stainless steel plate 29 at the bottom of the lower pressing die 11 contacts the electric heating plate 10, after three seconds of hot pressing treatment stays, the air cylinder 20 drives the upper pressing die 17 to move upwards to drive a pressing die structure 12 to move upwards to form traces after the umbrella cloth is hot-pressed, and the umbrella can be folded to the minimum flat state easily in the daily hot-pressing process.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a let folding hot pressing mold of parachute more easily, includes PLC control box (1), support frame (6) and moulding-die structure (12), its characterized in that: a rack (5) is fixed above the support frame (6), a PLC control box (1) is fixed at the upper end of the rack (5), a high-pressure air storage tank (4) is fixed on the rack (5) below the PLC control box (1), an actuator (2) is fixed on the rack (5) above the high-pressure air storage tank (4), the high-pressure air storage tank (4) is fixedly connected with the actuator (2), a pressure gauge (3) is arranged on the high-pressure air storage tank (4), a starting switch (13) is arranged on the rack (5) on the side face of the actuator (2), and a compression mold structure (12) is arranged above the left side of the rack (5);
a fixed plate (8) is fixed on the support frame (6) below the pressing die structure (12), a lower pressing die (11) is arranged above the fixed plate (8) through a shock absorber (9), an electric heating plate (10) is fixed on the fixed plate (8) below the lower pressing die (11), the electric heating plate (10) is electrically connected with a heating device (7), the heating device (7) is arranged at the bottom of the left side of the support frame (6), the heating device (7) is electrically connected with a PLC control box (1), and the PLC control box (1) is electrically connected with a starting switch (13) and an actuator (2); a female die (26) matched with the upper die (17) in size is arranged in the middle of the lower die (11), linear grooves (25) corresponding to the linear convex plates (22) are uniformly formed in the female die (26), arc grooves (24) corresponding to the annular convex plates (21) are formed in the middle of the female die (26), a convex positioning column (23) is formed in the middle of the female die (26), and the convex plates (18) arranged below the upper die (17) are in contact with the grooves in the female die (26) and then the positioning column (23) is not in contact with the upper die (17); the lower pressing die (11) is of a square structure, shock absorbers (9) are arranged at four corners of the lower pressing die (11), and the shock absorbers (9) are spring shock absorbers;
when the die structure (12) descends by 70cm, the upper die (17) is contacted with the lower die (11), and the lower die (11) descends by 4cm and is contacted with the electric heating plate (10), the die structure (12) ascends, the lower die (11) is separated from the electric heating plate (10) under the action of the shock absorber (9), and the distance between the lower die (11) and the electric heating plate (10) is 4cm;
the die structure (12) comprises a lifting plate (15), a screw rod (16), an upper die (17), a convex plate (18), a die structure fixing seat (19) and an air cylinder (20), wherein the air cylinder (20) is arranged on the frame (5), the die structure fixing seat (19) is fixed at the left bottom of the frame (5), the air cylinder (20) is connected with the actuator (2) through a pipeline, the lifting plate (15) is connected at the bottom of the air cylinder (20), guide rods (14) are vertically fixed on the lifting plate (15) at two sides of the air cylinder (20), linear bearings are arranged at the joint of the guide rods (14) and the die structure fixing seat (19), the upper die (17) is fixed below the lifting plate (15) through the screw rod (16), and the convex plate (18) is arranged below the upper die (17).
2. A heat and pressure die for making umbrella easier to fold as defined in claim 1, wherein: the electric heating plate (10) is a stainless steel electric heating plate, the PLC control box (1) connected with the heating device (7) is an editable PLC controller, and meanwhile, the stroke range of the die structure (12) is 0-70 cm.
3. A heat and pressure die for making umbrella easier to fold as defined in claim 1, wherein: the bottom of the lower pressing die (11) is provided with a stainless steel plate (29), the middle part above the stainless steel plate (29) is coated with a heat insulation plate (27) made of aluminum oxide heat insulation ceramic materials, and the stainless steel plate (29) on the outer side of the heat insulation plate (27) is coated with a protection plate (28) made of aluminum oxide heat insulation ceramic materials.
4. A heat and pressure die for making umbrella easier to fold as defined in claim 1, wherein: the convex plate (18) comprises fifteen groups of linear convex plates (22) which are arranged in a surrounding mode and annular convex plates (21) which are arranged in the middle of the linear convex plates (22) in a surrounding mode, the upper pressing die (17) is of a cylindrical structure, and meanwhile the sections of the linear convex plates (22) and the annular convex plates (21) are of conical structures.
5. A processing method for making umbrella easy to fold is characterized in that: comprising the use of a heat-pressing mold for making a umbrella easier to fold as claimed in any one of claims 1 to 4, the method comprising the steps of:
firstly, folding umbrella cloth to the minimum and most flat state by hands, and ironing marks by using an iron;
step two, manufacturing the hot-pressing die according to the trace, pressing the umbrella cloth in the step one between an upper pressing die (17) and a lower pressing die (11) of the hot-pressing die, and pushing the lower pressing die (11) to move downwards under the pushing of an air cylinder (20) so that a stainless steel plate (29) at the bottom of the lower pressing die (11) is contacted with an electric heating plate (10), and forming hot-pressing folds after three seconds of hot-pressing treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910253456.1A CN111748950B (en) | 2019-03-29 | 2019-03-29 | Hot-pressing die capable of enabling umbrella to be folded more easily and processing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910253456.1A CN111748950B (en) | 2019-03-29 | 2019-03-29 | Hot-pressing die capable of enabling umbrella to be folded more easily and processing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111748950A CN111748950A (en) | 2020-10-09 |
| CN111748950B true CN111748950B (en) | 2023-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910253456.1A Active CN111748950B (en) | 2019-03-29 | 2019-03-29 | Hot-pressing die capable of enabling umbrella to be folded more easily and processing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111748950B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203960581U (en) * | 2014-04-29 | 2014-11-26 | 江苏旷达汽车织物集团股份有限公司 | A kind of cotton ginning plate and the fabric that adopts this cotton ginning plate to suppress |
| CN204325763U (en) * | 2014-10-17 | 2015-05-13 | 吴江市凌通纺织整理有限公司 | A kind of making structure of folding fabric |
| CN107151888A (en) * | 2016-03-04 | 2017-09-12 | 青岛景钢烫印设备有限公司 | Double-side Heating marking press |
| CN107348642A (en) * | 2017-09-18 | 2017-11-17 | 卓进兴 | A kind of parachute kit of being collected in winding manner |
| JP2018079144A (en) * | 2016-11-17 | 2018-05-24 | ホワイトローズ株式会社 | Umbrella with umbrella cloth formed of synthetic resin film |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209759808U (en) * | 2019-03-29 | 2019-12-10 | 珍妮花日用品（上海）有限公司 | Make umbrella folding hot pressing die more easily |
-
2019
- 2019-03-29 CN CN201910253456.1A patent/CN111748950B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203960581U (en) * | 2014-04-29 | 2014-11-26 | 江苏旷达汽车织物集团股份有限公司 | A kind of cotton ginning plate and the fabric that adopts this cotton ginning plate to suppress |
| CN204325763U (en) * | 2014-10-17 | 2015-05-13 | 吴江市凌通纺织整理有限公司 | A kind of making structure of folding fabric |
| CN107151888A (en) * | 2016-03-04 | 2017-09-12 | 青岛景钢烫印设备有限公司 | Double-side Heating marking press |
| JP2018079144A (en) * | 2016-11-17 | 2018-05-24 | ホワイトローズ株式会社 | Umbrella with umbrella cloth formed of synthetic resin film |
| CN107348642A (en) * | 2017-09-18 | 2017-11-17 | 卓进兴 | A kind of parachute kit of being collected in winding manner |
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| Publication number | Publication date |
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| CN111748950A (en) | 2020-10-09 |
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Address after: 200000 floor 1, building 9, No. 1, Lane 1698, Wangyuan Road, Fengxian District, Shanghai Applicant after: Jennifer Sunny Technology (Shanghai) Co.,Ltd. Address before: Room 1446, No. 415 Shunfu Road, Guangming A3 Industrial Park, Fengxian District, Shanghai 200000 Applicant before: JANEFER COMMODITY (SHANGHAI) CO.,LTD. |
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