CN110498279B - Non-contact tension-free transmission device for roll-to-roll wet process - Google Patents
Non-contact tension-free transmission device for roll-to-roll wet process Download PDFInfo
- Publication number
- CN110498279B CN110498279B CN201810472472.5A CN201810472472A CN110498279B CN 110498279 B CN110498279 B CN 110498279B CN 201810472472 A CN201810472472 A CN 201810472472A CN 110498279 B CN110498279 B CN 110498279B
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- Prior art keywords
- transmission device
- pipe
- roll
- pipe body
- length
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H20/00—Advancing webs
- B65H20/14—Advancing webs by direct action on web of moving fluid
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
- H05K13/02—Feeding of components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing Of Printed Wiring (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention relates to a non-contact tension-free transmission device for a roll-to-roll wet process, which is connected with a conveying unit and comprises a pipe fitting and an output assembly, wherein the pipe fitting comprises a pipe body and an input pipe, the input pipe is arranged on the pipe body and connected with the conveying unit, the output assembly is arranged on the pipe fitting and comprises a plurality of ejection units, each ejection unit comprises a plurality of blades, the blades are arranged on the pipe body at intervals, two adjacent blades form an arc-shaped channel with an input port and an output port, the input port is opposite to the output port, and the caliber of the input port is larger than that of the output port.
Description
Technical Field
The invention relates to a transmission device, in particular to a non-contact and tension-free transmission device suitable for a roll-to-roll wet process.
Background
Along with the development of electronic products towards the direction of being light, thin, short and convenient to carry, the demand of the soft circuit board is relatively increased, the soft circuit board can be completely accommodated in the electronic products by matching with the shell of the electronic products, and the soft circuit board is lighter than the hard circuit board, so that the electronic products are convenient to manufacture and carry. As shown in fig. 8, in the manufacturing process of the conventional flexible printed circuit board 90, a flexible printed circuit board 90 is alternately wound around a plurality of rotatable transmission devices 91 arranged in a liquid medicine tank 94, each transmission device 91 has a rotating shaft 92 and a roller surface 93, the rotating shaft 92 is rotatably arranged in the liquid medicine tank 94, the roller surface 93 is formed at the periphery of the rotating shaft 92, the liquid medicine 95 to be coated on the flexible printed circuit board 90 is filled in the liquid medicine tank 94, one end of the flexible printed circuit board 90 is pulled, the rotating shafts 92 are controlled to rotate, the roller surfaces 93 are also driven to rotate, the flexible printed circuit board 90 contacts the roller surfaces 93, and the roller surfaces 93 drive the flexible printed circuit board 90 to advance to the rear end of the manufacturing process, thereby completing the manufacturing of the flexible printed circuit board.
However, the roller surface 93 of the conventional transmission device 91 rotates through the rotating shaft 92, and the roller surface 93 drives the flexible circuit board 90 to move forward toward the rear end of the manufacturing process, so as to push the flexible circuit board 90 contacting the roller surfaces 93, and in the process of contacting the roller surfaces 93 with the flexible circuit board 90, the roller surfaces 93 are easy to scrape the liquid medicine 95 just coated on the flexible circuit board 90, which is easy to scratch the flexible circuit board 90, and in the process of rotating the rotating shaft 92, the roller surfaces 93 of the transmission devices 91 contact the flexible circuit board 90 under different stresses, so that the flexible circuit board 90 is easy to deform, and even the flexible circuit board 90 may break due to uneven stress.
Disclosure of Invention
The invention mainly aims to provide a non-contact tension-free transmission device for a roll-to-roll wet process, so as to solve the problem that the existing transmission device needs to contact a flexible circuit board to cause scratching or pulling damage of the flexible circuit board.
To achieve the above object, the present invention provides a non-contact tension-free transmission device for roll-to-roll wet process, which is disposed on a machine platform and connected to a conveying unit, the non-contact tension-free transmission device for roll-to-roll wet process comprises:
the pipe fitting comprises a pipe body and an input pipe, a flow channel space is formed inside the pipe body, the input pipe is arranged at one end of the pipe body and communicated with the flow channel space, and the input pipe is connected with the conveying unit; and
an output assembly, this output assembly locates on this pipe fitting, this output assembly contains a plurality of blowout units, these some blowout units are located this body and are located these opening, each blowout unit contains a plurality of blades, these some blades are located this body, two adjacent blades form an arc channel, each arc channel has an input port and an output port, this input port is located the rear end of this blowout unit and communicates this runner space, this output port forms in the front end of this blowout unit, the bore of these some input ports is greater than the bore of these some output ports, the area that these some blowout units located on this body is greater than half of the surface area of this body.
Wherein, preferably, the included angle between the blade and the pipe body is an acute angle.
Preferably, the blades are arranged at intervals, and the arc-shaped channels present vortex-shaped flow channels.
Among them, it is preferable that the openings are arranged adjacently.
Among them, it is preferable that the openings are arranged at intervals.
Wherein, preferably, the length of this output subassembly is less than the length of this body.
Wherein, preferably, the length of the output component is equal to the length of the tube body.
The roll-to-roll wet process non-contact tension-free transmission device of the invention enables fluid to flow out of the pipe body from the input ports after entering the pipe body through the ejection units of the output assembly, the aperture of the input ports is larger than that of the output ports, the flow velocity of the fluid at the output ports is larger than that at the input ports through Bernoulli's law principle, and the arc-shaped channels present vortex-shaped flow channels, so that the fluid flows out of the output ports and presents a vortex motion mode, the pipe fitting and the output assembly can not contact with the soft circuit board, non-contact transmission is achieved, the fluid is pushed to advance, the pulling force for pulling the soft circuit board is reduced, the service life of the soft circuit board can be prolonged, and the soft circuit board is prevented from being scratched and damaged by pulling.
Drawings
FIG. 1 is a schematic side view of a preferred embodiment of a reel-to-reel wet process contactless tension-free transmission according to the present invention.
FIG. 2 is a schematic cross-sectional side view of a preferred embodiment of the non-contact tension-free transmission device for roll-to-roll wet process of the present invention.
FIG. 3 is a front view of a preferred embodiment of the transmission device of the present invention.
FIG. 4 is a side view of the installation of the non-contact tension-free transmission device in the roll-to-roll wet process according to a preferred embodiment of the present invention.
FIG. 5 is a side view of the operation of the preferred embodiment of the transmission device for roll-to-roll wet process contactless tension-free transmission according to the present invention.
FIG. 6 is a schematic side view of another preferred embodiment of the non-contact tension-free transmission device for roll-to-roll wet process of the present invention.
FIG. 7 is a front view of another preferred embodiment of the transmission device for roll-to-roll wet process contactless tension-free transmission according to the present invention.
FIG. 8 is a side view of a conventional reel-to-reel wet process transmission in a mounted state.
Description of the symbols
10 pipe fitting
11 tube body
12 input tube
13 flow channel space
14a opening part
20 output assembly
21 discharge unit
22 blade
23 arc runner
24 input port
25 outlet port
The angle theta.
Detailed Description
Referring to fig. 1, 3 and 4, a preferred embodiment of the transmission device for roll-to-roll wet process contactless tensionless transmission of the present invention is shown, and it can be seen from the drawings that the transmission device for roll-to-roll wet process contactless tensionless transmission of the present invention is disposed on a machine (not shown) and connected to a conveying unit (not shown), and the transmission device for roll-to-roll wet process contactless tensionless transmission of the present invention comprises a tube 10 and an output assembly 20.
As shown in fig. 1 to 3, the pipe 10 includes a pipe 11 and an input pipe 12, a flow passage space 13 is formed inside the pipe 11, the pipe 11 has a plurality of openings 14a, the input pipe 12 is disposed at one end of the pipe 11 and is communicated with the flow passage space 13, the input pipe 12 is connected to the conveying unit, wherein the openings 14a are arranged adjacently.
As shown in fig. 1 to 3, the output assembly 20 is disposed on the pipe 10, the output assembly 20 includes a plurality of ejecting units 21, the ejecting units 21 are disposed on the pipe 11 and located at the openings 14a, each ejecting unit 21 includes a plurality of blades 22, the blades 22 are disposed on the pipe 11, two adjacent blades 22 form an arc-shaped channel 23, each arc-shaped channel 23 has an input port 24 and an output port 25, the input port 24 is located at a rear end of the ejecting unit 21 and communicates with the flow passage space 13, the output port 25 is formed at a front end of the ejecting unit 21, a diameter of the input port 24 is larger than a diameter of the output port 25, that is, an area of the input port 24 is larger than an area of the output port 25, an area of the ejecting unit 21 disposed on the pipe 11 is larger than a half of a surface area of the pipe 11, wherein the blades 22 respectively form an included angle θ with the pipe 11, the included angle θ is an acute angle, the vanes 22 are arranged at intervals, and the arc-shaped channels 23 present a vortex-shaped flow path, the length of the output element 20 can be equal to the length of the pipe 11, i.e. both ends of the pipe 11 are aligned with both ends of the output element 20, or, as shown in fig. 7, the length of the output element 20 is smaller than the length of the pipe 11, i.e. the output element 20 is located between both ends of the pipe 11.
In addition, as shown in fig. 6, another preferred embodiment of the non-contact tension-free transmission device for roll-to-roll wet process of the present invention is shown, wherein the tube 11 of the tube 10 has a plurality of openings 14b, the openings 14b are communicated with the flow channel space 13, the openings 14b are arranged at intervals, and the ejecting units 21 are respectively provided with a single arc-shaped channel 23 on a single opening 14b, so that the ejecting units 21 are arranged at intervals.
Referring to fig. 3 to 5, which illustrate a preferred embodiment of the roll-to-roll wet process non-contact type tension-free transmission device of the present invention, a user fixedly mounts a plurality of roll-to-roll wet process non-contact type tension-free transmission devices on the machine, the machine extends a plurality of roll-to-roll wet process non-contact type tension-free transmission devices into a liquid medicine tank 30, the machine has two roll-to-roll wet process non-contact type tension-free transmission devices above the liquid medicine tank 30, the pipe members 10 are fixed on the machine and the input pipes 12 are respectively connected to the conveying units, the user winds a flexible circuit board 40 around the roll-to-roll wet process non-contact type tension-free transmission device above the liquid medicine tank 30, winds the flexible circuit board out of the liquid medicine tank 30 after winding to the roll-to-roll wet process non-contact type tension-free transmission device above the liquid medicine tank 30, and winds over another roll-to-roll wet process non-contact type tension-free transmission device above the liquid medicine tank 30 to the next process, the liquid medicine tank 30 contains the liquid medicine 31, so that the flexible circuit board 40 can be soaked in the liquid medicine 31, the conveying unit starts to convey the fluid 32, and according to the requirement of a user, the conveying unit can convey gas for the roll-to-roll wet process non-contact type tension-free transmission device positioned outside the liquid medicine 31, and convey the liquid medicine 31 or gas for the roll-to-roll wet process non-contact type tension-free transmission device positioned in the liquid medicine 31, and the fluid 32 conveyed by the conveying unit can be input into the flow passage space 13 of the tube body 11 from the input tube 12.
As shown in fig. 2, 4 and 5, the fluid 32 flowing into the flow passage space 13 leaves the flow passage space 13 through the input ports 24, the fluid 32 flows into the space between the blades 22 through the input ports 24, the fluid 32 is ejected from the output ports 25, because the apertures of the input ports 24 are larger than the apertures of the output ports 25, the flow velocity of the fluid 32 at the output ports 25 is larger than the flow velocity at the input ports 24 according to Bernoulli's law, the fluid 32 is ejected from the output ports 25, the arc channels 23 are in a vortex flow path, so that the fluid 32 is in an accelerated vortex motion mode, the flexible circuit board 40 is not in contact with the pipe 11, and the ejected fluid 32 is in the accelerated vortex motion mode, so that the flexible circuit board 40 can be driven to move forward along a vortex direction, and the effect of moving the flexible circuit board 40 without contact is achieved.
As shown in fig. 2, 4 and 5, the output assembly 20 covers the tube 11 over a range exceeding half of the circumference of the tube 11, so as to ensure that the output ports 25 can eject the fluid 32 and push the flexible circuit board 40, and achieve a non-contact and non-pull transmission, thereby avoiding scratching and pulling the flexible circuit board 40, and further achieving an extension of the service life of the flexible circuit board 40.
In summary, the non-contact tension-free transmission device for roll-to-roll wet process of the present invention has the advantages that the aperture of the input ports 24 is larger than the aperture of the output ports 25, the flow velocity of the fluid 32 at the output ports 25 is larger than the flow velocity at the input ports 24 according to bernoulli's law, and the arc-shaped channels 23 are vortex-shaped flow channels, so that the fluid 32 is in a vortex motion mode when flowing out of the output ports 25, the flexible printed circuit board 40 can be pushed away from the pipe 10 and the output assembly 20, thereby achieving non-contact transmission, and the fluid 32 is pushed forward, thereby reducing pulling the flexible printed circuit board 40 by pulling force, prolonging the service life of the flexible printed circuit board 40, and avoiding scratching and pulling the flexible printed circuit board 40.
Claims (8)
1. A kind of reel-to-reel wet process non-contact tension-free transmission device, it locates a machine and connects a transport unit, the reel-to-reel wet process non-contact tension-free transmission device includes:
the pipe fitting comprises a pipe body and an input pipe, a flow channel space is formed in the pipe body, a plurality of opening parts are formed in the pipe body, the input pipe is arranged at one end of the pipe body and communicated with the flow channel space, and the input pipe is connected with the conveying unit; and
the output assembly is arranged on the pipe fitting and comprises a plurality of ejection units, the ejection units are arranged on the pipe body and positioned at the opening parts, each ejection unit comprises a plurality of blades, the blades are arranged on the pipe body, two adjacent blades form an arc-shaped channel, each arc-shaped channel is provided with an input port and an output port, the input port is positioned at the rear end of the ejection unit and communicated with the flow channel space, the output port is formed at the front end of the ejection unit, the calibers of the input ports are larger than the calibers of the output ports, and the area of the ejection units on the pipe body is larger than half of the surface area of the pipe body; the blades are arranged at intervals, the arc-shaped channels are in vortex-shaped flow channels, so that the fluid is in an accelerated vortex motion mode, the flexible circuit board is not in contact with the pipe body, and the ejected fluid can drive the flexible circuit board to move forwards along the vortex direction due to the accelerated vortex motion mode.
2. The transmission device as claimed in claim 1, wherein the angle between the blade and the tube is acute.
3. The transmission device of any one of claims 1 to 2, wherein the openings are arranged adjacent to each other.
4. The transmission device of any one of claims 1 to 2, wherein the openings are spaced apart.
5. The transmission device of any one of claims 1-2, wherein the length of the output member is less than the length of the tube.
6. The reel-to-reel wet process contactless tension-free actuator of claim 4, wherein the length of the output member is less than the length of the tube.
7. The transmission device of any one of claims 1-2, wherein the length of the output member is equal to the length of the tube.
8. The transmission device of claim 4, wherein the output member has a length equal to the length of the tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810472472.5A CN110498279B (en) | 2018-05-17 | 2018-05-17 | Non-contact tension-free transmission device for roll-to-roll wet process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810472472.5A CN110498279B (en) | 2018-05-17 | 2018-05-17 | Non-contact tension-free transmission device for roll-to-roll wet process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110498279A CN110498279A (en) | 2019-11-26 |
| CN110498279B true CN110498279B (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810472472.5A Active CN110498279B (en) | 2018-05-17 | 2018-05-17 | Non-contact tension-free transmission device for roll-to-roll wet process |
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| Country | Link |
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| CN (1) | CN110498279B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6402436B1 (en) * | 2000-04-28 | 2002-06-11 | Eastman Chemical Company | Method and device for conveying planar ribbon of crimped fiber using air jets |
| JP4062878B2 (en) * | 2000-12-08 | 2008-03-19 | 東洋製罐株式会社 | Film jet feeder and film transport apparatus |
| US6936137B2 (en) * | 2001-10-24 | 2005-08-30 | Honeywell International Inc. | Air clamp stabilizer for continuous web materials |
| JP5592670B2 (en) * | 2010-03-02 | 2014-09-17 | 富士フイルム株式会社 | Solution casting equipment and method |
| CN203319326U (en) * | 2013-04-27 | 2013-12-04 | 朱光波 | Transmission and transportation air floatation device |
| CN203906457U (en) * | 2014-06-04 | 2014-10-29 | 攀钢集团西昌钢钒有限公司 | Fluid spiral vortex generator |
| CN207210538U (en) * | 2017-09-01 | 2018-04-10 | 嘉联益电子(昆山)有限公司 | The contactless colloidal metal chemistry coating apparatus of volume to volume |
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2018
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| Publication number | Publication date |
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| CN110498279A (en) | 2019-11-26 |
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