CN107963487A - A kind of PVC film wrap-up with dust removing effects - Google Patents
A kind of PVC film wrap-up with dust removing effects Download PDFInfo
- Publication number
- CN107963487A CN107963487A CN201711148512.2A CN201711148512A CN107963487A CN 107963487 A CN107963487 A CN 107963487A CN 201711148512 A CN201711148512 A CN 201711148512A CN 107963487 A CN107963487 A CN 107963487A
- Authority
- CN
- China
- Prior art keywords
- dust
- rack
- pvc film
- effects
- cylinder
- Prior art date
Links
- 229920000915 polyvinyl chloride Polymers 0.000 title claims abstract description 46
- 239000000428 dust Substances 0.000 title claims abstract description 45
- 230000000694 effects Effects 0.000 title claims abstract description 23
- 239000004744 fabric Substances 0.000 claims abstract description 34
- 238000005520 cutting process Methods 0.000 claims abstract description 11
- 241000209094 Oryza Species 0.000 claims description 9
- 235000007164 Oryza sativa Nutrition 0.000 claims description 9
- 235000009566 rice Nutrition 0.000 claims description 9
- 239000007921 spray Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000004800 polyvinyl chloride Substances 0.000 description 33
- 101700022029 GBLP Proteins 0.000 description 9
- 238000004804 winding Methods 0.000 description 3
- 239000004566 building material Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 230000001681 protective Effects 0.000 description 2
- 206010000372 Accident at work Diseases 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 210000003414 Extremities Anatomy 0.000 description 1
- 239000004698 Polyethylene (PE) Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 210000003437 Trachea Anatomy 0.000 description 1
- 241000486406 Trachea Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000630 rising Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000007666 vacuum forming Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
- B65H18/08—Web-winding mechanisms
- B65H18/10—Mechanisms in which power is applied to web-roll spindle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/22—Changing the web roll in winding mechanisms or in connection with winding operations
- B65H19/30—Lifting, transporting, or removing the web roll; Inserting core
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H26/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H35/00—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. of the kinds specified below
- B65H35/04—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. of the kinds specified below from or with transverse cutters or perforators
- B65H35/06—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. of the kinds specified below from or with transverse cutters or perforators from or with blade, e.g. shear-blade, cutters or perforators
Abstract
The present invention provides a kind of PVC film wrap-up with dust removing effects, it is related to PVC film production equipment technology, including rack, first delivery roll, second delivery roll, cloth beam and motor, the both ends of first delivery roll and the second delivery roll are rotatably connected in the rack, the front end both sides of the rack are both provided with groove, 2 rotating cylinders for being used to carry the cloth beam are both provided with each groove, the both ends of the rotating cylinder are rotatably connected on the groove, wherein turntable is also associated with 2 rotating cylinders of the same side, the turntable is connected by conveyer belt with the motor；Cutting mechanism is provided between first delivery roll and the second delivery roll, the transport establishment for transmitting cloth beam is additionally provided with below the front end of the rack.Usefulness of the present invention is that structure is novel, low manufacture cost, and the degree of automation is high, securely and reliably, and has dust removing effects.
Description
Technical field
The present invention relates to PVC film production equipment technology, especially a kind of PVC film winding dress with dust removing effects
Put.
Background technology
PVC main components are polyvinyl chloride, and to be yellowish translucent, glossy, transparency is better than polyethylene, poly- third
Alkene, is worse than polystyrene, and the essence of PVC is a kind of vacuum forming film, and the top layer for all kinds of panels is packed, so being otherwise known as
Decorating film, attached glued membrane, applied to all conglomeraties such as building materials, packaging, medicine.The proportion that wherein building material industry accounts for is maximum, is 60%,
Secondly packaging industry, also has the industry of some other small range applications.PVC industries are quickly grown in the whole world, are had a extensive future,
The potentiality and its benefit to ecological environment of the good PVC of each state, PVC prove it with its superior, unique performance to common people
Effect and status are that any other product can not all substitute, and social development needs it, and environmental protection needs it, it is our people
The inexorable trend of class progress of social civilization.
At present, has there are a variety of equipment for PVC productions in the market, substantially by unwinding device, processing unit (plant)
And wrap-up is formed, in general, the critical piece of wrap-up includes rack and the actuating unit being arranged in rack
With the friction roller being arranged side by side, when PVC film is wound, directly cloth beam is placed on friction roller, actuating unit driving
Friction roller rotates, and friction roller drives cloth beam to rotate, and cloth beam is realized and PVC film is wound.Currently, wrap-up is universal
There are security it is not high the features such as, friction roller is in rotation process, when worker's body or external tool are rolled into friction roller,
As shut down not in time, contingency easily occurs, not only to equipment, also worker is damaged；Such as application number
201420667457.3 provide the invention equipment of " a kind of PVC film wrap-up ", and the critical piece of the equipment includes driving and fills
Put, rack, deflector roll, friction roller and cloth beam, cloth beam activity are placed in parallel in the top between two friction rollers, driving device
Friction roller is driven to rotate, friction roller drives cloth beam to rotate to be wound, although this equipment is also devised with protective wire and protection
Switch, but the protective wire and protection switch are used for the purpose of avoiding when employee's arm has been rolled into equipment, to be against any misfortune
Further expand and set, do not reach the meaning that prevention disaster occurs, in addition, when dust is more in workshop, easily
Attach on film, influence product quality.Therefore, a kind of wrap-up safe, that there are dust removing effects is developed, is shown
Obtain most important.
The content of the invention
The present invention overcomes in the prior art the shortcomings that, there is provided a kind of PVC film wrap-up with dust removing effects, structure
Novelty, low manufacture cost, the degree of automation is high, securely and reliably, and has dust removing effects.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions：
A kind of PVC film wrap-up with dust removing effects, including rack, the first delivery roll, the second delivery roll, cloth beam
And motor, the both ends of first delivery roll and the second delivery roll are rotatably connected in the rack, the front end two of the rack
Side is both provided with groove, is both provided with 2 rotating cylinders for being used to carry the cloth beam in each groove, and the two of the rotating cylinder
End is rotatably connected on the groove, turntable is wherein also associated with the rotating cylinder of the 2 of the same side, the turntable passes through transmission
Band is connected with the motor；Cutting mechanism, the front end of the rack are provided between first delivery roll and the second delivery roll
Lower section is additionally provided with the transport establishment for transmitting cloth beam, and dust suction is additionally provided between second delivery roll and cloth beam
Cover, the dust hood are connected by tracheae with a disposal box, and air pump is provided with the tracheae.
Further, the transport establishment includes base and supporting rack, and the base includes guide rail, set on the base
There are the first cylinder and Mobile base, first cylinder is fixed on the base, and first cylinder is connected with the Mobile base,
The Mobile base is slidably connected on the guide rail, and the second cylinder, the top of second cylinder are connected with above the Mobile base
End is affixed with support frame as described above, and the top of support frame as described above is provided with the recess for carrying the cloth beam.
Further, the bottom of the Mobile base is provided with the fluting supporting with the guide rail.
Further, the cutting mechanism includes hanging plate, and the both ends of the hanging plate and the rack are affixed, the hanging plate
Lower end is connected with the 3rd cylinder, and the 3rd cylinder lower end is connected with cutter, is provided with below the cutter and cuts platform, described to cut
The both ends of platform and the rack are affixed.
Further, leg is provided with below the rack, the bottom of the leg is provided with bottom plate.
Further, it is additionally provided with observation window in the rack.
Further, the observation window is made using pmma material.
Further, metering mechanism is additionally provided with the rack, the metering mechanism includes rice counting wheel and display screen, institute
Rice counting wheel is stated to be connected by electric wire with the display screen.
Further, dust collection drawer is provided with the disposal box, the dust collection drawer is removably slidably connected at institute
State in disposal box, the top inside the disposal box is provided with spray tube.
Further, it is provided with handle in the dust collection drawer.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) the degree of automation is high：The present invention is provided with metering mechanism and cutting mechanism, and the rice counting wheel in metering mechanism can be counted
The length Jing Guo PVC film is calculated, and sends data to display screen and shows, facilitates employee to know the length value of collected PVC film, when
When length value reaches predetermined value, motor is closed, stops collecting, and down moved with the 3rd cylinder driving cutter and cut off PVC film,
It is easy to operate without manually cutting off；(2) it is safe：The present invention is provided with the transport establishment for transmitting cloth beam, leads to
Crossing transport establishment can install cloth beam or move away from rotating cylinder, be deep into without operating personnel inside wrap-up, avoid employee's limb
Body is contacted with the rotary part of wrap-up, is improved security, is avoided the generation of security incident.
Brief description of the drawings
Attached drawing is used for providing a further understanding of the present invention, is used to explain the present invention together with embodiments of the present invention,
It is not construed as limiting the invention, in the accompanying drawings：
Fig. 1 is the side view of PVC film wrap-up of the present invention；
Fig. 2 is the front view of PVC film wrap-up of the present invention；
Fig. 3 is the side view of transport establishment of the present invention；
Fig. 4 is the front view of transport establishment of the present invention；
Fig. 5 is the circuit connection diagram of the rice counting wheel and the display screen.
In figure：1- racks, the first delivery rolls of 2-, the second delivery rolls of 3-, 4- cloth beams, 5- motors, 6- grooves, 7- rotating cylinders,
8- turntables, 9- conveyer belts, 10- bases, 11- supporting racks, 12- guide rails, the first cylinders of 13-, 14- Mobile bases, the second cylinders of 15-,
16- recess, 17- flutings, 18- hanging plates, the 3rd cylinders of 19-, 20- cutters, 21- cut platform, 22- legs, 23- bottom plates, 24- observations
Window, 25- rice counting wheels, 26- display screens, 27- electric wires, 28- dust hoods, 29- tracheaes, 30- disposal boxes, 31- air pumps, 32- dusts are taken out
Drawer, 33- spray tubes, 34- handles.
Embodiment
The preferred embodiment of the present invention is illustrated below in conjunction with attached drawing, it will be appreciated that described herein preferred real
Apply example to be merely to illustrate and explain the present invention, be not intended to limit the present invention.
As depicted in figs. 1 and 2, a kind of PVC film wrap-up with dust removing effects, including rack 1, the first delivery roll 2,
The both ends of second delivery roll 3, cloth beam 4 and motor 5, the first delivery roll 2 and the second delivery roll 3 are rotatably connected in rack 1, are used
In the transmission of PVC film, groove 6 is both provided with the front end both sides of rack 1, be both provided with each groove 62 be used for carry volume
The rotating cylinder 7 of cloth rewinder roll 4, the both ends of rotating cylinder 7 are rotatably connected on groove 6, are wherein also associated with turntable on the 2 of the same side rotating cylinder 7
8, turntable 8 is connected by conveyer belt 9 with motor 5, and motor 5 drives turntable 8 to rotate by conveyer belt 9, and turntable 8 drives 7 turns of rotating cylinder
It is dynamic, so that rotating cylinder 7 can drive cloth beam 4 to rotate the winding realized to PVC film, the lower section of rack 1 is provided with leg 22, leg
22 bottom is provided with bottom plate 23, and bottom plate 23 can strengthen the stationarity that wrap-up of the present invention is placed, is additionally provided with rack 1
Observation window 24, can facilitate operating personnel to check the working condition inside this wrap-up, it is preferable that in this reality through observation window 24
Apply in example, observation window 24 is made using pmma material, and organic glass is high and durable etc. with beautiful, transparency
Feature, is additionally provided with metering mechanism, metering mechanism includes rice counting wheel 25 and display screen 26, as shown in figure 5, metering in rack 1
Wheel 25 is connected with display screen 26 by electric wire 27, and rice counting wheel 25 can be passed the length value of walking about for detecting PVC film by electric wire 27
Transport to display screen 26 to show, in order to which employee learns the length of wound PVC film.The first delivery roll 2 and the second delivery roll 3 it
Between be provided with cutting mechanism, cutting mechanism includes hanging plate 18, and both ends and the rack 1 of hanging plate 18 are welded, the welding of the lower end of hanging plate 18
There is the 3rd cylinder 19,19 lower end of the 3rd cylinder is welded with cutter 20, and the lower section of cutter 20, which is provided with, cuts platform 21, cuts the both ends of platform 21
Being welded with rack 1, cutting mechanism is used to cut off PVC film, and when receiving full PVC film on cloth beam 4, motor 5 is closed, etc.
After PVC film stops transmission, cutter 20 is controlled then to cut off PVC film toward incision, enter this receipts without employee with the 3rd cylinder 19
Cut off inside winding apparatus, it is efficiently convenient；One of them of the present invention is also resided in into beans-and bullets shooter, in the second delivery roll 3 and batching
Dust hood 28 is additionally provided between roller 4, dust hood 28 is connected by tracheae 29 with a disposal box 30, and air pump is provided with tracheae 29
31, after booster air pump 31, dust can be drawn into disposal box 30 from dust hood 28, avoiding falling on influences product in PVC film
Quality, is provided with dust collection drawer 32 in disposal box 30, and dust collection drawer 32 is removably slidably connected in disposal box 30, side
Just dust collection drawer 32 is extracted and the dust of accumulation is cleared up, handle 34 is provided with dust collection drawer 32 and is provided and is puted forth effort, separately
Outside, the top inside disposal box 30 is provided with spray tube 33, and when needing to clear up dust, spray tube 33 sprays steam to dust
Watered, then dust will not be flown upward in cleaning；It is additionally provided with below the front end of rack 1 for transmitting cloth beam 4
Transport establishment, as shown in Figure 3 and Figure 4, transport establishment includes base 10 and supporting rack 11, and base 10 includes guide rail 12, base
The first cylinder 13 and Mobile base 14 are provided with 10, the first cylinder 13 is welded on base 10, the first cylinder 13 and Mobile base 14
Connection, Mobile base 14 is slidably connected on guide rail 12, also, the fluting supporting with guide rail 12 is provided with the bottom of Mobile base 14
17, enable the smoothly side-to-side movement under the push-and-pull of the first cylinder 13 of Mobile base 14, the second gas is welded with above Mobile base 14
Cylinder 15, top and the supporting rack 11 of the second cylinder 15 weld, and the top of supporting rack 11 is provided with the recess for carrying cloth beam 4
16.The operation principle of this transport establishment is：When cloth beam 4 receives full PVC film, and after by cutting mechanism, PVC film is cut off, pass through
Second cylinder 15 stretches out so that cloth beam 4 is jacked up toward rising, then recycled by the first cylinder 13 and moved with pulling by supporting rack 11
Dynamic seat 14 walks toward outside, and to drive cloth beam 4 to move away from this wrap-up, then worker again carries cloth beam 4 off；Then again toward branch
Support 11 brings up to new cloth beam 4, manipulates the first cylinder 13 and the second cylinder 15 in reverse order, you can by new cloth beam 4
It is installed on rotating cylinder 7, the PVC film recycling of next round can be carried out.The benefit of this transport establishment is to avoid employee from replacing batching
It is in contact during roller 4 with the rotary part of wrap-up, avoids the generation of industrial accident, securely and reliably.
Finally it should be noted that：It these are only the preferred embodiment of the present invention, be not intended to limit the invention, although
The present invention is described in detail with reference to embodiment, for those skilled in the art, it still can be to foregoing
Technical solution described in each embodiment is modified, or to which part technical characteristic carry out equivalent substitution, but it is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on, should be included in the protection of the present invention
Within the scope of.
Claims (10)
1. a kind of PVC film wrap-up with dust removing effects, it is characterised in that including rack, the first delivery roll, the second transmission
Roller, cloth beam and motor, the both ends of first delivery roll and the second delivery roll are rotatably connected in the rack, the rack
Front end both sides be both provided with groove, 2 rotating cylinders for being used to carry the cloth beam are both provided with each groove, it is described
The both ends of rotating cylinder are rotatably connected on the groove, and turntable, the turntable are wherein also associated with the rotating cylinder of the 2 of the same side
It is connected by conveyer belt with the motor；Cutting mechanism, the machine are provided between first delivery roll and the second delivery roll
The transport establishment for transmitting cloth beam is additionally provided with below the front end of frame, is also set between second delivery roll and cloth beam
Dust hood is equipped with, the dust hood is connected by tracheae with a disposal box, and air pump is provided with the tracheae.
A kind of 2. PVC film wrap-up with dust removing effects according to claim 1, it is characterised in that the transport
Mechanism includes base and supporting rack, and the base includes guide rail, is provided with the first cylinder and Mobile base on the base, and described
One cylinder is fixed on the base, and first cylinder is connected with the Mobile base, and the Mobile base is slidably connected at described
On guide rail, the second cylinder is connected with above the Mobile base, the top of second cylinder and support frame as described above are affixed, the branch
The top of support is provided with the recess for carrying the cloth beam.
A kind of 3. PVC film wrap-up with dust removing effects according to claim 2, it is characterised in that the movement
The bottom of seat is provided with the fluting supporting with the guide rail.
A kind of 4. PVC film wrap-up with dust removing effects according to claim 1, it is characterised in that the cut-out
Mechanism includes hanging plate, and the both ends of the hanging plate and the rack are affixed, and the lower end of the hanging plate is connected with the 3rd cylinder, and described
Three cylinder lower ends are connected with cutter, are provided with below the cutter and cut platform, and the both ends for cutting platform and the rack are affixed.
A kind of 5. PVC film wrap-up with dust removing effects according to any one of claims 1 to 4, it is characterised in that
Leg is provided with below the rack, the bottom of the leg is provided with bottom plate.
A kind of 6. PVC film wrap-up with dust removing effects according to claim 5, it is characterised in that the rack
On be additionally provided with observation window.
A kind of 7. PVC film wrap-up with dust removing effects according to claim 6, it is characterised in that the observation
Window is made using pmma material.
A kind of 8. PVC film wrap-up with dust removing effects according to claim 1, it is characterised in that the rack
On be additionally provided with metering mechanism, the metering mechanism includes rice counting wheel and display screen, and the rice counting wheel passes through with the display screen
Electric wire connects.
A kind of 9. PVC film wrap-up with dust removing effects according to claim 1, it is characterised in that the dust
Dust collection drawer is provided with case, the dust collection drawer is removably slidably connected in the disposal box, inside the disposal box
Top be provided with spray tube.
A kind of 10. PVC film wrap-up with dust removing effects according to claim 9, it is characterised in that the dust
Handle is provided with drawer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711148512.2A CN107963487A (en) | 2017-11-17 | 2017-11-17 | A kind of PVC film wrap-up with dust removing effects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711148512.2A CN107963487A (en) | 2017-11-17 | 2017-11-17 | A kind of PVC film wrap-up with dust removing effects |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107963487A true CN107963487A (en) | 2018-04-27 |
Family
ID=62000168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711148512.2A CN107963487A (en) | 2017-11-17 | 2017-11-17 | A kind of PVC film wrap-up with dust removing effects |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107963487A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110371755A (en) * | 2019-06-25 | 2019-10-25 | 惠安港帛自动化设备开发有限公司 | A kind of PVC film production cuts film device with wound membrane |
| CN110713039A (en) * | 2019-08-31 | 2020-01-21 | 王以忠 | Weaving equipment with automatic leveling function of unloading |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203333019U (en) * | 2013-07-07 | 2013-12-11 | 象山康丽针织厂 | Novel cloth winder |
| CN205634321U (en) * | 2016-05-22 | 2016-10-12 | 郭智智 | Batching dust collector |
| CN206045634U (en) * | 2016-08-31 | 2017-03-29 | 南通爱华清洁用品有限公司 | A kind of lapper for producing scouring pad |
| CN206529121U (en) * | 2017-02-28 | 2017-09-29 | 佛山市高明威仕达塑料有限公司 | A kind of safe PVC film wrap-up |
-
2017
- 2017-11-17 CN CN201711148512.2A patent/CN107963487A/en not_active Application Discontinuation
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203333019U (en) * | 2013-07-07 | 2013-12-11 | 象山康丽针织厂 | Novel cloth winder |
| CN205634321U (en) * | 2016-05-22 | 2016-10-12 | 郭智智 | Batching dust collector |
| CN206045634U (en) * | 2016-08-31 | 2017-03-29 | 南通爱华清洁用品有限公司 | A kind of lapper for producing scouring pad |
| CN206529121U (en) * | 2017-02-28 | 2017-09-29 | 佛山市高明威仕达塑料有限公司 | A kind of safe PVC film wrap-up |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110371755A (en) * | 2019-06-25 | 2019-10-25 | 惠安港帛自动化设备开发有限公司 | A kind of PVC film production cuts film device with wound membrane |
| CN110371755B (en) * | 2019-06-25 | 2020-10-02 | 青岛高赛尔安防科技有限公司 | PVC membrane production is with rolling up membrane cutting equipment |
| CN110713039A (en) * | 2019-08-31 | 2020-01-21 | 王以忠 | Weaving equipment with automatic leveling function of unloading |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180427 |
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| RJ01 | Rejection of invention patent application after publication |