CN204625814U - A kind of gear liquid roller and plating baffle device for water - Google Patents
A kind of gear liquid roller and plating baffle device for water Download PDFInfo
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- CN204625814U CN204625814U CN201520261624.9U CN201520261624U CN204625814U CN 204625814 U CN204625814 U CN 204625814U CN 201520261624 U CN201520261624 U CN 201520261624U CN 204625814 U CN204625814 U CN 204625814U
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Abstract
The utility model relates to a kind of gear liquid roller, comprise rotating shaft, be set in rotating shaft outer and with the middle layer that rotating shaft is coaxially arranged, envelope the waterproof of interlayer surfaces and corrosion resistant rigid top layer, and the hardness ratio middle layer on rigid top layer is large, and middle layer is made up of resilient material.On the rigid top layer of middle layer external parcel, rigid surface hardness is high, when wiring board is by gear liquid roller place, wiring board with keep off liquid roller and contact, rigid top layer and wiring board frictional dissipation lower, therefore longer service life.
Description
Technical field
The utility model relates to a kind of gear liquid roller and plating baffle device for water, belongs to electroplating device field.
Background technology
In vertical continuous electroplating assembly line, the wiring board of plating processing needs to enter from one end of plating tank, exits from the other end.In order to ensure wiring board smoothly by the two ends of plating tank, preventing electroplate liquid from flowing out from plating tank both sides simultaneously, keeping the liquid level of electroplate liquid in plating tank, usually liquid-blocking device is set at plating tank two ends.
As Chinese patent literature CN202881426U, it discloses a kind of continuous electroplating baffle device for water, comprise in longitudinal gear liquid roller mount and be arranged on two gear liquid rollers in gear liquid roller mount, the working lining that gear liquid roller has rotating shaft and is made up of flexible material, when passing through without wiring board, contact between two gear liquid rollers, stop that electroplate liquid flows out; Wiring board, from keeping off through out-of-date between liquid roller, keeps off liquid roller and wiring board close contact, and then stops that electroplate liquid flows out.Thus, this baffle device for water both can ensure that wiring board passed through smoothly, played again the effect stoping electroplate liquid to flow out simultaneously.
But, the existing gear liquid roller usually direct corrosion-resistant material (as EPDM foam sponge) by having certain elastic deformation ability is made, and foam sponge surface irregularity, can affect wiring board quality, make PCB surface also roughen, electroplating quality is reduced.In addition, the Corrosion Protection of EPDM foam sponge is poor, and in the electroplate liquid that corrodibility is strong, the long-time words used can be corroded thinning, thus lose the blocking capability to electroplate liquid.
Utility model content
For this reason, technical problem to be solved in the utility model is the problem that gear liquid roller Corrosion Protection is poor, the life-span is lower on existing continuously plating product line, thus proposes that a kind of Corrosion Protection is strong, the gear liquid roller of high life.
In addition, the technical problem that the utility model also will solve is that the gear liquid roller on existing continuously plating product line easily scratches wiring board, affects the problem of wiring board surface quality, thus proposes a kind of gear liquid roller that can improve PCB surface slickness.
For solving the problems of the technologies described above, one gear liquid roller of the present utility model, comprise rotating shaft, be set in the outer and middle layer coaxially arranged with rotating shaft of rotating shaft, and envelope the waterproof of interlayer surfaces and corrosion resistant rigid top layer, middle layer is made up of resilient material, and the hardness on described rigid top layer is greater than the hardness in middle layer.
Gear liquid roller of the present utility model, the hardness on rigid top layer is shore hardness 25-30.
Gear liquid roller of the present utility model, the surfaceness on rigid top layer is Ra3-4 μm.
Gear liquid roller of the present utility model, rigid top layer is polyvinylidene fluoride layer, or polytetrafluoroethylene floor.
Gear liquid roller of the present utility model, middle layer is EPDM foam sponge layer.
Gear liquid roller of the present utility model, rotating shaft is made up of PVC material, and rotating shaft has axial cavity, and the two ends of rotating shaft all have the exposed portion not by rigid top layer and middle layer covering.
The utility model gear liquid roller, the sidewall of the rotating shaft wherein exposed portion of one end forms the through hole be communicated with described axial cavity.
The utility model also provides a kind of plating baffle device for water, comprise, gear liquid roller mount pad, be arranged on the gear liquid roller on gear liquid roller mount pad rotationally, gear liquid roller is two, described gear liquid roller is above-mentioned gear liquid roller, and two gear liquid rollers are parallel to each other, and have without wiring board by time rigid top layer the first state of contacting with each other with wiring board by time rigid top layer the second state of contacting with the biside plate face of wiring board respectively.
Technique scheme of the present utility model has the following advantages compared to existing technology:
(1) gear liquid roller of the present utility model, on the rigid top layer of middle layer external parcel, middle layer is made up of resilient material, and the hardness on rigid top layer is greater than the hardness in middle layer, when wiring board is by gear liquid roller place, contact with the rigid top layer of gear liquid roller, rigid top layer and wiring board frictional dissipation lower, therefore longer service life; Further, because middle layer is made up of resilient material, wiring board, when extruding rigid top layer, by the distortion in middle layer, can ensure that wiring board is normal through gear liquid roller.
(2) gear liquid roller of the present utility model, the hardness on rigid top layer is set to shore hardness 25-30, while the wear resistance ensureing rigid top layer, rigid top layer is also made to have certain elastic deformability, ensure the passing through of wiring board, and can not because rigid top layer is really up to the mark scratch wiring board.
(3) gear liquid roller of the present utility model, arranges this kind of surfaceness and can prevent rigid top layer from scratching PCB surface, improve the surface quality of wiring board.
(4) gear liquid roller of the present utility model, rigid top layer is polyvinylidene fluoride layer, or polytetrafluoroethylene floor.Polyvinylidene difluoride (PVDF) or tetrafluoroethylene possess high-low temperature resistant, corrosion-resistant, material hardness is moderate, while the wear resistance ensureing rigid top layer, also make rigid top layer have certain elastic deformability.Polyvinylidene difluoride (PVDF) or polytetrafluoroethylmaterial material top layer can be done very smooth simultaneously, can prevent rigid top layer from scratching PCB surface.
(5) gear liquid roller of the present utility model, middle layer is EPDM foam sponge layer.Foam sponge has good elastic deformability, when wiring board is by gear liquid roller place, wiring board compression foam sponge, foam sponge caves inward and makes wiring board and rigid top layer close contact, prevent electroplate liquid from passing through and flow out plating tank, after wiring board is by gear liquid roller, foam sponge recovers deformation automatically, the rigid top layer close contact of two gear liquid rollers, prevents electroplate liquid from passing through and flowing out plating tank.
(6) plating baffle device for water of the present utility model, adopts above-mentioned gear liquid roller, thus has above-mentioned advantage.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment of the utility model also by reference to the accompanying drawings, the utility model is described in further detail, wherein
Fig. 1 is the longitudinal section that the utility model embodiment 1 keeps off liquid roller;
Fig. 2 is the vertical view that the utility model embodiment 1 keeps off liquid roller;
Fig. 3 is a kind of longitudinal section improving embodiment that the utility model embodiment 1 keeps off liquid roller;
Fig. 4 is the longitudinal section that the utility model embodiment 1 keeps off the another kind improvement embodiment of liquid roller.
In figure, Reference numeral is expressed as: 1-rotating shaft; 2-middle layer; The rigid top layer of 3-; 11-through hole; 12-is connected and installed portion; 13-keyway.
Embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in detail.
Embodiment 1
The present embodiment provides a kind of gear liquid roller, comprise rotating shaft 1, outside sheathed rotating shaft 1 and the middle layer 2 that arrange coaxial with rotating shaft 1, envelope the waterproof on surface, middle layer 2 and corrosion resistant rigid top layer 3, middle layer 2 is made up of resilient material, and the hardness on rigid top layer 3 is greater than the hardness in middle layer 2.
The gear liquid roller of the present embodiment is on the rigid top layer 3 of middle layer 2 external parcel, and rigid top layer 3 hardness is high, and when wiring board is by gear liquid roller place, rigid top layer 3 is lower with wiring board frictional dissipation, therefore longer service life; Further, because middle layer 2 is made up of resilient material, wiring board, when extruding rigid top layer 3, by the elastic deformation in middle layer 2, can ensure that wiring board is normal through gear liquid roller.
The gear liquid roller of the present embodiment, the hardness on rigid top layer 3 is shore hardness 28.The hardness on rigid top layer 3 also can be set to the arbitrary value in 25-30, as 25,26,29 or 30 etc.
The hardness on rigid top layer 3 is set to shore hardness 25-30, while the wear resistance ensureing rigid top layer 3, also makes rigid top layer 3 have certain elastic deformability, ensure the passing through of wiring board, and can not because rigid top layer 3 is really up to the mark scratch wiring board.
The gear liquid roller of the present embodiment, the surfaceness on rigid top layer 3 is Ra4 μm, and the surfaceness on rigid top layer 3 also can choose arbitrary value in 3-5 μm, as 3 μm, 5 μm etc.Arranging this kind of surfaceness can prevent rigid top layer 3 from scratching PCB surface, improves the surface quality of wiring board.
The gear liquid roller of the present embodiment, rigid top layer 3 is polyvinylidene fluoride layer.Certainly, rigid top layer 3 also can be made for materials such as polytetrafluoroethylene floors.
Polyvinylidene difluoride (PVDF) or tetrafluoroethylene possess high-low temperature resistant, the characteristic that corrosion-resistant, material hardness is moderate, while the wear resistance ensureing rigid top layer 3, also make rigid top layer 3 have certain elastic deformability.Polyvinylidene difluoride (PVDF) or polytetrafluoroethylmaterial material top layer can be done very smooth simultaneously, can prevent rigid top layer 3 from scratching PCB surface.
The gear liquid roller of the present embodiment, middle layer 2 is made up of EPDM foam sponge.
Foam sponge has good elastic deformability, when wiring board is by gear liquid roller place, wiring board compresses foam sponge by rigid top layer 3, foam sponge caves inward and makes wiring board and rigid top layer 3 close contact, prevent electroplate liquid from passing through and flow out plating tank, after wiring board is by gear liquid roller, foam sponge recovers automatically, make two rigid top layer 3 close contacts keeping off liquid roller, prevent electroplate liquid from passing through and flowing out plating tank.
The gear liquid roller of the present embodiment, rotating shaft 1 is that the PVC material of hollow is made, and the two ends of rotating shaft 1 have not by exposed portion that rigid top layer 3 and middle layer 2 cover.When keeping off liquid roller and being arranged on gear liquid roller mount pad, exposed portion is directly rotated by the drive element driving of gear liquid roller mount pad.
The gear liquid roller of the present embodiment, the sidewall of the exposed portion of one end of rotating shaft 1 forms through hole 11.
Actuator on gear liquid roller mount pad is through through hole 11 and then drive gear liquid roller to rotate.
Embodiment is improved as one, at the two ends of rotating shaft 1 also can straight forming or be fixedly installed diameter be less than rotating shaft 1 and with rotating shaft 1 coaxial arrange be columniformly connected and installed portion 12, as shown in Figure 3, extend into the open holes being positioned at gear liquid roller mount pad realize fixing by being connected and installed portion 12.
Improve embodiment as the second, be positioned at rotating shaft 1 one end and be connected and installed portion 12 and also form keyway 13, as shown in Figure 4, by coordinating of flat key and keyway 13, the drive unit drive rotating shaft 1 on convenient gear liquid roller mount pad is rotated.
In use, the gear liquid roller be arranged in parallel by two forms one group to the gear liquid roller of the present embodiment, and gear liquid roller can rotate around the axis of self, be arranged on the two ends of plating tank, do not have wiring board by time, the rigid top layers 3 of two gear liquid rollers contact, and stop that electroplate liquid flows through.When wiring board is from when passing through between two gear liquid rollers, wiring board extruding gear liquid roller, the rigid top layers 3 of two gear liquid rollers contacts to reach the effect stopping electroplate liquid with the both side surface of wiring board respectively, and now the middle layer 2 of gear liquid roller and rigid top layer 3 are all because certain deformation is made in the extruding of wiring board.Wiring board is from after passing through between two gear liquid rollers, and middle layer 2 restores to the original state, and two rigid top layers 3 keeping off liquid rollers are resumed contacts.
It should be noted that, gear liquid roller also can be arranged to rotate freely, and namely keeps off liquid roller and does not drive by other device.
Embodiment 2
The present embodiment provides a kind of plating baffle device for water, comprise, gear liquid roller mount pad, be arranged on the gear liquid roller on gear liquid roller mount pad rotationally, gear liquid roller is two, described gear liquid roller is the plating tank gear liquid roller described in embodiment 1, two gear liquid rollers be parallel to each other and have without wiring board by time rigid top layer 3 the first state of contacting with each other with wiring board by time rigid top layer 3 the second state of contacting with the biside plate face of wiring board respectively.Actuator on gear liquid roller mount pad is through the through hole 11 on gear liquid roller and then drive two gear liquid rollers to rotate.
The plating baffle device for water of the present embodiment, owing to have employed the gear liquid roller of embodiment 1, thus has the advantage described in embodiment 1.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of extending out or variation be still among the protection domain that the utility model creates.
Claims (8)
1. a gear liquid roller, it is characterized in that, comprise rotating shaft (1), be set in rotating shaft (1) and the middle layer (2) that arrange coaxial with rotating shaft (1) outward, and envelope the surperficial waterproof in middle layer (2) and corrosion resistant rigid top layer (3), middle layer (2) is made up of resilient material, and the hardness of described rigid top layer (3) is greater than the hardness of middle layer (2).
2. gear liquid roller according to claim 1, is characterized in that, the hardness of rigid top layer (3) is shore hardness 25-30.
3. gear liquid roller according to claim 2, is characterized in that, the surfaceness of rigid top layer (3) is Ra3-4 μm.
4. the gear liquid roller according to any one of claim 1-3, is characterized in that, rigid top layer (3) are polyvinylidene fluoride layer, or polytetrafluoroethylene floor.
5. the gear liquid roller according to any one of claim 1-3, is characterized in that, middle layer (2) are EPDM foam sponge layer.
6. gear liquid roller according to claim 5, it is characterized in that, rotating shaft (1) is made up of PVC material, and rotating shaft (1) has axial cavity, the two ends of rotating shaft (1) all have not by exposed portion that rigid top layer (3) and middle layer (2) cover.
7. gear liquid roller according to claim 6, is characterized in that, the sidewall of rotating shaft (1) the wherein exposed portion of one end forms the through hole (11) be communicated with described axial cavity.
8. a plating baffle device for water, comprise, gear liquid roller mount pad, be arranged on the gear liquid roller on gear liquid roller mount pad rotationally, gear liquid roller is two, it is characterized in that, the gear liquid roller of described gear liquid roller according to any one of claim 1-7, two gear liquid rollers are parallel to each other, and have without wiring board by time rigid top layer (3) the first state of contacting with each other with wiring board by time rigid top layer (3) the second state of contacting with the biside plate face of wiring board respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520261624.9U CN204625814U (en) | 2015-04-27 | 2015-04-27 | A kind of gear liquid roller and plating baffle device for water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520261624.9U CN204625814U (en) | 2015-04-27 | 2015-04-27 | A kind of gear liquid roller and plating baffle device for water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204625814U true CN204625814U (en) | 2015-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520261624.9U Active CN204625814U (en) | 2015-04-27 | 2015-04-27 | A kind of gear liquid roller and plating baffle device for water |
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| CN (1) | CN204625814U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106381518A (en) * | 2016-10-18 | 2017-02-08 | 东莞宇宙电路板设备有限公司 | Water retaining device |
| CN106435698A (en) * | 2016-08-30 | 2017-02-22 | 昆山东威电镀设备技术有限公司 | Water stop device for passing through circuit board in electroplating tank and vertical electroplating system |
| WO2020114000A1 (en) * | 2018-12-07 | 2020-06-11 | 宇宙高新科技发展有限公司 | Water retaining device and vertical electroplating device |
| GB2584201A (en) * | 2018-12-07 | 2020-11-25 | Universal Hi Tech Development Company Limited | Water retaining device and vertical electroplating device |
-
2015
- 2015-04-27 CN CN201520261624.9U patent/CN204625814U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106435698A (en) * | 2016-08-30 | 2017-02-22 | 昆山东威电镀设备技术有限公司 | Water stop device for passing through circuit board in electroplating tank and vertical electroplating system |
| CN106381518A (en) * | 2016-10-18 | 2017-02-08 | 东莞宇宙电路板设备有限公司 | Water retaining device |
| CN106381518B (en) * | 2016-10-18 | 2019-03-05 | 东莞宇宙电路板设备有限公司 | A kind of baffle device for water |
| WO2020114000A1 (en) * | 2018-12-07 | 2020-06-11 | 宇宙高新科技发展有限公司 | Water retaining device and vertical electroplating device |
| GB2584201A (en) * | 2018-12-07 | 2020-11-25 | Universal Hi Tech Development Company Limited | Water retaining device and vertical electroplating device |
| GB2584201B (en) * | 2018-12-07 | 2023-02-22 | Universal Hi Tech Development Company Limited | Water retaining device and vertical electroplating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215311 East Side of Dongding Road, Bacheng Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Kunshan Weiwei Science and Technology Co., Ltd. Address before: 215335 No. 9 Dongting Lake Road, Kunshan Development Zone, Suzhou City, Jiangsu Province Patentee before: Kunshan Dongwei Plating Equipment Technology Co., Ltd. |
|
| CP03 | Change of name, title or address |