CN109987433A - A kind of full-automatic specialty tape roll-changing device for roll material - Google Patents
A kind of full-automatic specialty tape roll-changing device for roll material Download PDFInfo
- Publication number
- CN109987433A CN109987433A CN201811442936.4A CN201811442936A CN109987433A CN 109987433 A CN109987433 A CN 109987433A CN 201811442936 A CN201811442936 A CN 201811442936A CN 109987433 A CN109987433 A CN 109987433A
- Authority
- CN
- China
- Prior art keywords
- roll
- splicing
- plate
- welded
- full
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000463 material Substances 0.000 title claims abstract description 16
- 238000009826 distribution Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 239000002390 adhesive tape Substances 0.000 abstract description 23
- 230000008859 change Effects 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000002075 main ingredient Substances 0.000 description 2
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding 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
- B65H18/02—Supporting web roll
- B65H18/026—Cantilever type
-
- 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
- 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
- B65H19/305—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
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/41—Winding, unwinding
- B65H2301/417—Handling or changing web rolls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/11—Dimensional aspect of article or web
- B65H2701/113—Size
- B65H2701/1133—Size of webs
- B65H2701/11332—Size of webs strip, tape, narrow web
Landscapes
- Replacement Of Web Rolls (AREA)
Abstract
The invention discloses a kind of full-automatic specialty tape roll-changing device for roll material, including device noumenon, described device ontology is U-shaped structure, crossbearer is welded on the inside of one of vertical end of described device ontology, connecting shaft is connected with inside the crossbearer, one end of the connecting shaft is welded with mounting plate, the mounting plate covers axis far from blank coil is welded at the side center of connecting shaft, it is rotatably connected on the inside of another vertical end of described device ontology around spool, the output shaft of the coiling motor and described one end around spool are welded, described device ontology is close to be welded with vertical plate above the vertical end of spool, the side of the vertical plate is connected with debatching plate by electric pushrod C.For the present invention to adhesive tape change of lap and splicing suitable for adhesive tape production, which is used in conjunction with each other the automatic change of lap and automatic debatching achieved the effect that tape roll by electric pushrod A, electric pushrod B and electric pushrod C by the device.
Description
Technical field
The invention belongs to adhesive tape production technical field, specially a kind of full-automatic specialty tape roll-changing device for roll material.
Background technique
Adhesive tape can be divided into as the effect of it: high temperature gummed tape, double faced adhesive tape, insulating tape, specialty tape, pressure sensitive adhesive tape, mould
Adhesive tape is cut, different effects is suitble to different industry requirements, is coated with a layer of adhesive on tape surface, adhesive tape could be enabled to cling object
Product, earliest sticker come from animal and plant, and in 19th-century, rubber is the main ingredient of sticker；And it is modern then extensive
Using various polymer, adhesive tape is made of substrate and adhesive two parts, makes two or more disjunct objects by bonding
Body links together, and one layer of sticker is coated on surface, earliest sticker comes from animal and plant, in 19th-century, rubber
Glue is the main ingredient of sticker；And various polymer are then widely applied in the modern times, sticker can cling thing, be due to itself
The intermolecular formation of molecule and article to be connected be bonded, this bond can firmly stick together molecule, sticker
Composition have a variety of different polymer according to different labels, variety classes；
And specialty tape roll-changing device for roll material is a kind of device that splicing and change of lap are carried out for specialty tape, however it is existing
Adhesive tape production in change of lap be mostly manual operation, it is time-consuming, cause production efficiency lower, and existing material-receiving device is connecing
Adhesive tape is in state at random mostly when material, it has not been convenient to the processing in later period, it is difficult to meet the needs of production.
Summary of the invention
It is an object of the invention to solve the problems in background technique, a kind of full-automatic specialty tape splicing change of lap dress is provided
It sets.
The technical solution adopted by the invention is as follows:
A kind of full-automatic specialty tape roll-changing device for roll material, including device noumenon, described device ontology are U-shaped structure, institute
It states and is welded with crossbearer on the inside of one of vertical end of device noumenon, be connected with connecting shaft inside the crossbearer, the one of the connecting shaft
End is welded with mounting plate, the mounting plate far from being welded with blank coil set axis at the side center of connecting shaft, described device ontology it is another
It is rotatably connected on the inside of one vertical end around spool, the side outer wall of described device ontology is fixed with coiling electricity by rack bolt
Machine, the output shaft of the coiling motor and described one end around spool are welded, and described device ontology is close to the vertical end around spool
Top is welded with vertical plate, and the side of the vertical plate is connected with debatching plate by electric pushrod C, described device body interior be located at around
Fixed plate is welded at below spool, the fixed plate top is connected with splicing plate, described device body interior by telescopic rod
It is welded with supporting plate at one end of splicing plate, is rotatably connected between the supporting plate and described device inner body wall by bearing
Splicing roll shaft.
Wherein, it there are three the splicing roll shaft is arranged altogether, and is parallel to each other between three splicing roll shafts, described in three
The distribution in equilateral triangle of splicing roll shaft, three two, splicing roll shafts are located above, and one is located below, and two positioned at upper
The splicing roll shaft of side is in same level, and the inclination angle of three splicing roll shafts is 15 °.
Wherein, described device body outer wall is located at bolt at one end of splicing roll shaft and is fixed with discharge bucket.
Wherein, the crossbearer inner wall bolt is fixed with electric pushrod A, the free end of the electric pushrod A and the connecting shaft
One end welding, the connecting shaft vertical section be cross-shaped structure.
Wherein, the card slot that cooperation connecting shaft uses is offered on the crossbearer.
Wherein, it is socketed on the blank coil set axis and pushes away volume ring, the outer edge spiral shell of blank coil set axis is located on the mounting plate
Bolt is fixed with electric pushrod B, and one end of the electric pushrod B and the side for pushing away volume ring are welded.
Wherein, splicing plate upper surface is arc-shaped structure.
Wherein, the inclination angle of the splicing plate is 15 ° -30 °, the center line of the splicing plate, the center line around spool
It is in the same plane with the center line of the underlying splicing roll shaft.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
1, in the present invention, which is reached by electric pushrod A, electric pushrod B and being used in conjunction with each other for electric pushrod C
The effect of automatic change of lap and automatic debatching to tape roll improves so that the device changes the mode of traditional manual change of lap
Production efficiency has saved artificial and processing cost.
2, in the present invention, the device below spool by being provided with splicing plate, and splicing plate upper surface is arc
Structure, while there are three splicing roll shafts for setting at one end that device noumenon is internally located at splicing plate, and three splicing roll shafts are in
Equidistant three-legged structure distribution, such structure setting make when tape roll on spool from when backing off, by the conduction of splicing plate
It successively can fitly be arranged on three splicing roll shafts, the following process of Convenient adhesive tape improves production efficiency.
3, in the present invention, connecting shaft is socketed in crossbearer in the device, and connecting shaft vertical section is cross-shaped structure, this structure
Setting so that stability is higher when being connected to crossbearer internal slide, prevent when to adhesive tape change of lap blank coil set axis with around spool pair
Wrong position promotes change of lap efficiency.
Detailed description of the invention
Fig. 1 is structure schematic diagram of the invention；
Fig. 2 is A-A cross-sectional view in Fig. 1 of the present invention；
Fig. 3 is splicing plate structural schematic diagram in the present invention；
Fig. 4 is splicing roll shaft structure schematic diagram in the present invention；
Fig. 5 is supporting plate side view in the present invention.
Marked in the figure: 1, fixed plate；2, supporting plate；3, splicing roll shaft；4, discharge bucket；5, device noumenon；6, electric pushrod A；
7, crossbearer；8, connecting shaft；9, mounting plate；10, electric pushrod B；11, volume ring is pushed away；12, blank coil covers axis；13, splicing plate；14, coiling
Axis；15, debatching plate；16, electric pushrod C；17, vertical plate；18, coiling motor；19, telescopic rod；20, card slot；21, bearing.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
Embodiment 1, referring to Fig.1-5, a kind of full-automatic specialty tape roll-changing device for roll material, including device noumenon 5, device sheet
Body 5 is U-shaped structure, is welded with crossbearer 7 on the inside of one of vertical end of device noumenon 5, connecting shaft 8 is connected with inside crossbearer 7, even
One end of axis 8 is welded with mounting plate 9, and mounting plate 9 covers axis 12, device noumenon 5 far from blank coil is welded at the side center of connecting shaft 8
Another vertical end on the inside of be rotatably connected to around spool 14, the side outer wall of device noumenon 5 by rack bolt be fixed with around
Motor 18 is rolled up, the output shaft of coiling motor 18 is welded with around one end of spool 14, and device noumenon 5 is close to the vertical end around spool 14
Top is welded with vertical plate 17, and the side of vertical plate 17 is connected with debatching plate 15 by electric pushrod C16, covers axis around spool 14 and blank coil
12 initial spacing is greater than the width of tape roll, identical as the blank coil set diameter of axis 12 around spool 14, and around spool 14 and blank coil
Set axis 12 is in same horizontal line；
Device noumenon 5, which is internally located at 14 lower section of spool, is welded with fixed plate 1, passes through telescopic rod 19 above fixed plate 1
It is connected with splicing plate 13, device noumenon 5, which is internally located at one end of splicing plate 13, is welded with supporting plate 2, supporting plate 2 and device noumenon 5
Splicing roll shaft 3 is rotatably connected to by bearing 21 between inner wall, 5 outer wall of device noumenon is located at bolt at one end of splicing roll shaft 3
It is fixed with discharge bucket 4.
Embodiment 2, referring to Figure 1 and Figure 3-5, there are three the total settings of splicing roll shaft 3, and between three splicing roll shafts 3 mutually
In parallel, three distributions in equilateral triangle of splicing roll shaft 3, three 3 two, splicing roll shaft are located above, and one is located below, and two
A splicing roll shaft 3 being located above is in same level, and the inclination angle of three splicing roll shafts 3 is 15 °, 13 upper surface of splicing plate
For arc-shaped structure, the inclination angle of splicing plate 13 is 15 ° -30 °, the center line of splicing plate 13, around spool 14 center line and be located at
The center line of the splicing roll shaft 3 of lower section is in the same plane, the adhesive tape that can will be backed off on spool 14 by splicing plate 13
It catches, and is sent between three splicing roll shafts 3, the setting of this structure is so that adhesive tape proper alignment after backing off, convenience pair
The progress of adhesive tape post-production treatment process.
Embodiment 3, referring to Figures 1 and 2,7 inner wall bolt of crossbearer are fixed with electric pushrod A6, the free end of electric pushrod A6
It being welded with one end of connecting shaft 8,8 vertical section of connecting shaft is cross-shaped structure, the card slot 20 that cooperation connecting shaft 8 uses is offered on crossbearer 7,
It pushes connecting shaft 8 in 20 internal slide of card slot when electric pushrod A6 operation, so that blank coil is covered axis 12 to around the movement of spool 14, facilitate sky
Adhesive tape blank coil on volume set axis 12 is moved on spool 14, and the structure setting of cross connecting shaft 8 makes sliding in card slot 20
When stability it is higher.
Embodiment 4 is socketed on blank coil set axis 12 referring to Figures 1 and 2 and pushes away volume ring 11, be located at blank coil on mounting plate 9 and cover axis
12 outer edge bolt is fixed with electric pushrod B10, and one end of electric pushrod B10 is welded with the side for pushing away volume ring 11, works as electricity
Volume ring 11 is pushed away when dynamic push rod B10 operation to slide on blank coil set axis 12, will be located at blank coil cover adhesive tape blank coil on axis 12 to
Blank coil covers one end push of axis 12.
Adhesive tape blank coil to coiling is successively socketed on blank coil set axis 12, connection by working principle first referring to Fig.1-5
Power supply, electric pushrod A6 operation, pushes mounting plate 9, makes one end of the blank coil being located on mounting plate 9 set axis 12 and around spool 14
One end fitting, then electric pushrod B10 is run, and pushes away the adhesive tape blank coil that volume ring 11 is mobile, on blank coil set axis 12
It is completely nested on spool 14, electric pushrod A6 is run again at this time, and blank coil set axis 12 is made to restore initial position, coiling motor 18
Operation drives and rotates around spool 14, starts to wind adhesive tape on adhesive tape blank coil, after the completion of adhesive tape winding, electric pushrod C16 fortune
Row, electric pushrod C16 drives debatching plate 15 to restore initial position after pushing debatching plate 15 that the tape roll on spool 14 is backed off,
Tape roll is fallen in after backing off on splicing plate 13, is fallen between three splicing roll shafts 3 by the conduction of splicing plate 13, and proper alignment
On three splicing roll shafts 3, above-mentioned operational process is then repeated, completes adhesive tape change of lap coiling process.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (8)
1. a kind of full-automatic specialty tape roll-changing device for roll material, including device noumenon (5), it is characterised in that: described device ontology
(5) it is U-shaped structure, is welded with crossbearer (7) on the inside of one of vertical end of described device ontology (5), the crossbearer (7) is internal
It is connected with connecting shaft (8), one end of the connecting shaft (8) is welded with mounting plate (9), side of the mounting plate (9) far from connecting shaft (8)
It is welded with blank coil set axis (12) at center, is rotatably connected on the inside of another vertical end of described device ontology (5) around spool
(14), the side outer wall of described device ontology (5) is fixed with coiling motor (18) by rack bolt, the coiling motor (18)
Output shaft and described one end around spool (14) weld, described device ontology (5) is close to above the vertical end of spool (14)
It is welded with vertical plate (17), the side of the vertical plate (17) is connected with debatching plate (15), described device sheet by electric pushrod C (16)
Body (5) is welded with fixed plate (1) at being internally located at below spool (14), passes through telescopic rod (19) above the fixed plate (1)
It is connected with splicing plate (13), described device ontology (5), which is internally located at one end of splicing plate (13), is welded with supporting plate (2), described
Splicing roll shaft (3) are rotatably connected to by bearing (21) between supporting plate (2) and described device ontology (5) inner wall.
2. a kind of full-automatic specialty tape roll-changing device for roll material as described in claim 1, it is characterised in that: the splicing roll shaft
(3) it altogether there are three settings, and is parallel to each other between three splicing roll shafts (3), three splicing roll shafts (3) are in equilateral three
Angular distribution, three (3) two, splicing roll shafts are located above, and one is located below, two splicings being located above
Roll shaft (3) is in same level, and the inclination angle of three splicing roll shafts (3) is 15 °.
3. a kind of full-automatic specialty tape roll-changing device for roll material as described in claim 1, it is characterised in that: described device ontology
(5) outer wall is located at bolt at one end of splicing roll shaft (3) and is fixed with discharge bucket (4).
4. a kind of full-automatic specialty tape roll-changing device for roll material as described in claim 1, it is characterised in that: the crossbearer (7)
Inner wall bolt is fixed with electric pushrod A (6), and the free end of the electric pushrod A (6) and the one end of the connecting shaft (8) are welded, institute
Stating connecting shaft (8) vertical section is cross-shaped structure.
5. a kind of full-automatic specialty tape roll-changing device for roll material as described in claim 1, it is characterised in that: the crossbearer (7)
On offer cooperation connecting shaft (8) card slot (20) for using.
6. a kind of full-automatic specialty tape roll-changing device for roll material as described in claim 1, it is characterised in that: the blank coil covers axis
(12) it is socketed on and pushes away volume ring (11), the outer edge bolt that blank coil set axis (12) is located on the mounting plate (9) is fixed with electricity
Dynamic push rod B (10), one end of the electric pushrod B (10) and the side for pushing away volume ring (11) are welded.
7. a kind of full-automatic specialty tape roll-changing device for roll material as described in claim 1, it is characterised in that: the splicing plate
(13) upper surface is arc-shaped structure.
8. a kind of full-automatic specialty tape roll-changing device for roll material as claimed in claim 1 or 2, it is characterised in that: the splicing
The inclination angle of plate (13) is 15 ° -30 °, the center line of the splicing plate (13), the center line around spool (14) and is located below
The splicing roll shaft (3) center line it is in the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811442936.4A CN109987433B (en) | 2018-11-29 | 2018-11-29 | Full-automatic special adhesive tape receiving and reel changing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811442936.4A CN109987433B (en) | 2018-11-29 | 2018-11-29 | Full-automatic special adhesive tape receiving and reel changing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109987433A true CN109987433A (en) | 2019-07-09 |
| CN109987433B CN109987433B (en) | 2020-11-27 |
Family
ID=67128848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811442936.4A Active CN109987433B (en) | 2018-11-29 | 2018-11-29 | Full-automatic special adhesive tape receiving and reel changing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109987433B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111285160A (en) * | 2020-03-07 | 2020-06-16 | 张家刘 | Film splitter is used in film production |
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|---|---|---|---|---|
| GB1549885A (en) * | 1975-03-05 | 1979-08-08 | Stamco Ltd | Method of and apparatus for handling a coil |
| JPH09202500A (en) * | 1996-01-23 | 1997-08-05 | Kataoka Mach Co Ltd | Winding restart preparing device in sheet divisional winding device |
| CN204198055U (en) * | 2014-09-15 | 2015-03-11 | 胡金花 | fabric automatic rolling unloading mechanism |
| CN105645165A (en) * | 2016-02-04 | 2016-06-08 | 四川汇利实业有限公司 | Production device for PET/CPP composite film |
| CN106882620A (en) * | 2017-03-22 | 2017-06-23 | 河南亚都实业有限公司 | Multi-functional rewinding machine |
| CN206814070U (en) * | 2017-05-26 | 2017-12-29 | 福建友谊胶粘带集团有限公司 | Masking tape automatic production machine |
| CN206915429U (en) * | 2017-07-07 | 2018-01-23 | 中国建筑材料科学研究总院苏州防水研究院 | The intubation machine of waterproof roll in rolls |
| CN207267758U (en) * | 2017-07-27 | 2018-04-24 | 天津市源峰通达科技有限公司 | A kind of zinc-plated band packing, discharge system |
| CN207451205U (en) * | 2017-11-20 | 2018-06-05 | 永威（天津）科技有限公司 | A kind of coiling machine for having the function of to replace paper web automatically |
-
2018
- 2018-11-29 CN CN201811442936.4A patent/CN109987433B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1549885A (en) * | 1975-03-05 | 1979-08-08 | Stamco Ltd | Method of and apparatus for handling a coil |
| JPH09202500A (en) * | 1996-01-23 | 1997-08-05 | Kataoka Mach Co Ltd | Winding restart preparing device in sheet divisional winding device |
| CN204198055U (en) * | 2014-09-15 | 2015-03-11 | 胡金花 | fabric automatic rolling unloading mechanism |
| CN105645165A (en) * | 2016-02-04 | 2016-06-08 | 四川汇利实业有限公司 | Production device for PET/CPP composite film |
| CN106882620A (en) * | 2017-03-22 | 2017-06-23 | 河南亚都实业有限公司 | Multi-functional rewinding machine |
| CN206814070U (en) * | 2017-05-26 | 2017-12-29 | 福建友谊胶粘带集团有限公司 | Masking tape automatic production machine |
| CN206915429U (en) * | 2017-07-07 | 2018-01-23 | 中国建筑材料科学研究总院苏州防水研究院 | The intubation machine of waterproof roll in rolls |
| CN207267758U (en) * | 2017-07-27 | 2018-04-24 | 天津市源峰通达科技有限公司 | A kind of zinc-plated band packing, discharge system |
| CN207451205U (en) * | 2017-11-20 | 2018-06-05 | 永威（天津）科技有限公司 | A kind of coiling machine for having the function of to replace paper web automatically |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111285160A (en) * | 2020-03-07 | 2020-06-16 | 张家刘 | Film splitter is used in film production |
| CN111285160B (en) * | 2020-03-07 | 2021-09-07 | 江门高宝电子材料有限公司 | Film splitter is used in film production |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109987433B (en) | 2020-11-27 |
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