CN205999484U - A kind of PCB production line energy-conservation attracts air knife - Google Patents
A kind of PCB production line energy-conservation attracts air knife Download PDFInfo
- Publication number
- CN205999484U CN205999484U CN201621014771.7U CN201621014771U CN205999484U CN 205999484 U CN205999484 U CN 205999484U CN 201621014771 U CN201621014771 U CN 201621014771U CN 205999484 U CN205999484 U CN 205999484U
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- China
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- sparge pipe
- venturi nozzle
- frequency conversion
- reservoir
- aspirator
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Abstract
The utility model discloses a kind of PCB production line energy-conservation attracts air knife, including conveying device, injection apparatus；The injection apparatus includes etching liquid, reservoir, frequency conversion jet pump, Venturi nozzle, the first sparge pipe, the second sparge pipe, vacuum tube, regulating valve, jet blower, aspirator, jetting manifold, negative pressure manifold；The conveying device passes through guide wheel group horizontal feed pcb board；Etching liquid in reservoir is transported to jet blower via the first sparge pipe by frequency conversion jet pump, is transported to Venturi nozzle via the second sparge pipe by one injection apparatus；The Venturi nozzle is laterally provided with vacuum tube, and the vacuum tube is connected with aspirator；This new setting Venturi nozzle in the bypass duct of frequency conversion jet pump, using the regulating valve in frequency conversion jet pump and the first playpipe, the second playpipe, the pressure of injection etching liquid disclosure satisfy that, the pool effect that can be prevented effectively from pcb board face again, energy saving, reduces cost, improves the quality of product.
Description
Technical field
The utility model is related to a kind of metal etch technical equipment field, with pool effect of forgoing, more particularly to a kind of
PCB production line energy-conservation attracts air knife.
Background technology
Etching (Etching) refers to the corrosion function by chemical agent, and metal surface is removed all or part of operation.
The etching of conventional spray formula is widely used in electronics industry, such as semiconductor device wafer, the manufacture of circuit board etc..Hard is soft
Property substrate etch manufacture, typically perform etching in continuity conveying device and do exercises, flexible base plate also uses Reel-to-reel type
Circuit etching processing procedure；Etching liquid is sprayed from the top of conveying device pcb board downwards by injection apparatus, the etching liquid with
There is chemical reaction in the material on pcb board, and be back in etching liquid groove by Action of Gravity Field；The etching liquid part is in level
Locally retain on the pcb board of conveying, pool effect known to industry is formed, it is unbalanced that pool effect easily causes etching, and causes
How the multiple mass defects of pcb board, be prevented effectively from pool effect, is into the difficult problem that each dealer urgently overcomes.
Chinese patent CN02107722, discloses《The device of spraying is carried out to printed circuit board (PCB)》, Chinese patent
CN203096177U, discloses《Dynamical type attracts air knife》, in two patents, all refer to conveying device, injection apparatus and suction dress
Put, by the negative pressure in aspirator, realize the pond on pcb board surface is removed, all using with following in aspirator therein
The closed circuit feature of ring pump, its complex structure, circulating pump energy resource consumption are big, suction stability is poor.
Utility model content
For solving above-mentioned technical problem, the utility model provides a kind of PCB production line energy-conservation and attracts air knife, for existing
Deficiency in technology, arranges Venturi nozzle in the return line of jet pump in injection apparatus, using frequency conversion jet pump, and leads to
Setting regulating valve in return line and injection line is crossed, by controlling frequency conversion jet pump and adjusting in injection line, return line
Regulating valve, that is, disclosure satisfy that injection etching liquid pressure, the pool effect that can be prevented effectively from pcb board face again, improve produce
The quality of product.
For reaching above-mentioned purpose, the technical solution of the utility model is as follows：A kind of PCB production line energy-conservation attracts air knife, bag
Include conveying device, injection apparatus；The injection apparatus include etching liquid, reservoir, frequency conversion jet pump, Venturi nozzle, first
Sparge pipe, the second sparge pipe, vacuum tube, regulating valve, jet blower, pressure gauge, aspirator, jetting manifold, negative pressure manifold, its feature
It is：
The guide wheel group that the conveying device is driven by multiple gears for configuring up and down is along horizontal direction is continuous, average rate is defeated
Send pcb board；
The injection apparatus is by frequency conversion jet pump by the etching liquid in reservoir via the first sparge pipe with certain pressure
Power is transported to jet blower, and etching liquid is ejected into pcb board surface via jet blower；The frequency conversion jet pump is by reservoir
The second sparge pipe that etching liquid is bypassed via the first sparge pipe is transported to Venturi nozzle, the Venturi nozzle laterally disposed
There is vacuum tube, the vacuum tube is connected with the aspirator being assemblied in above conveying device.
The frequency conversion jet pump inlet is connected with reservoir, and the liquid outlet of the frequency conversion jet pump and the first sparge pipe connect
Logical, the bypass of first sparge pipe is the second sparge pipe, is equipped with regulating valve on first sparge pipe and the second sparge pipe
And flowmeter, vacuum meter is equipped with the vacuum tube.
On first sparge pipe, parallel way is provided with several jetting manifolds, is provided with valve on the jetting manifold
Door, pressure gauge and jet blower；The etching liquid that the jet blower sprays is back in reservoir or is fed back into storage via aspirator
In liquid bath.
Several negative pressure manifolds are provided with the vacuum tube, are provided with valve, vacuum meter and suction on the negative pressure manifold
Liquid device；The aspirator is arranged above pcb board, absorbs the pond that the etching liquid on pcb board is formed by aspirator.
The Venturi nozzle is at least provided with a set of；The Venturi nozzle is fixedly installed under the conveying device
Side, positioned at the reservoir ullage；Or the Venturi nozzle is fixedly installed on the top of the conveying device；Or
The Venturi nozzle is fixedly installed on the side of the conveying device.
The frequency conversion jet pump, regulating valve, flowmeter, pressure gauge, vacuum meter, frequency converter and controller electric signal connect
Connect；The controller controls according to setup parameter in injection pressure, flow and the vacuum tube of the etching liquid in the first sparge pipe
Vacuum.
Operation principle of the present utility model is：The conveying device is by multiple guide wheels for being parallel to each other, configuring together up and down
Pcb board is conveyed between group, is equipped with jet blower and the aspirator of multiple interval configurations above the pcb board；The frequency conversion injection
Etching liquid is delivered to jet blower via several jetting manifolds by the first sparge pipe on pump；Set in the bypass of first sparge pipe
The second sparge pipe is equipped with, second sparge pipe is connected with Venturi nozzle, and the side of the Venturi nozzle is provided with very
Blank pipe, institute's vacuum tube are connected with aspirator via several negative pressure manifolds of connection；So spray etching liquid by jet blower to arrive
On pcb board, the etching fluid pool on pcb board is removed by aspirator, unnecessary etching liquid is passed back in reservoir, by independence
Frequency conversion jet pump single power source, realize injection and imbibition dual-use function, save energy and production cost.
By technique scheme, the beneficial effect of technical solutions of the utility model is：Frequency conversion injection in injection apparatus
Venturi nozzle is set in the bypass duct of pump, using frequency conversion jet pump, and is adjusted by arranging in bypass duct and injection line
Section valve, controls the regulating valve in frequency conversion jet pump and the first playpipe of regulation, the second playpipe by controller, that is, disclosure satisfy that
The pressure of injection etching liquid, the pool effect that can be prevented effectively from pcb board face again, energy saving, reduces cost, improves product
Quality.
Description of the drawings
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or accompanying drawing to be used is briefly described needed for description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise for not paying creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is that a kind of PCB production line energy-conservation disclosed in the utility model embodiment attracts negative pressure structure in air knife groove to show
It is intended to；
Fig. 2 is that a kind of PCB production line energy-conservation disclosed in the utility model embodiment attracts the outer negative pressure structure of air knife groove to show
It is intended to.
Corresponding component title represented by figure numeral and letter：
1. 2. guide wheel group 3.PCB plate of conveying device, 4. etching liquid
5. 6. frequency conversion jet pump of reservoir, 7. Venturi nozzle, 8. first sparge pipe
9. 10. vacuum tube of the second sparge pipe, 11. regulating valve, 12. jet blower
13. pressure gauge, 14. aspirator, 15. jetting manifold, 16. negative pressure manifold
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
According to Fig. 1 and Fig. 2, the utility model provides a kind of PCB production line energy-conservation and attracts air knife, including conveying device 1,
Injection apparatus；The injection apparatus include etching liquid 4, reservoir 5, frequency conversion jet pump 6, Venturi nozzle 7, the first sparge pipe 8,
Second sparge pipe 9, vacuum tube 10, regulating valve 11, jet blower 12, pressure gauge 13, aspirator 14, jetting manifold 15, negative pressure manifold
16.
The guide wheel group 2 that the conveying device 1 is driven by multiple gears for configuring up and down is along horizontal direction is continuous, average rate
Conveying pcb board 3；The injection apparatus is by frequency conversion jet pump 6 by the etching liquid 4 in reservoir 5 via the first sparge pipe 8 with one
Fixed pressure is transported to jet blower 12, and etching liquid is ejected into 3 surface of pcb board via jet blower 12；The frequency conversion jet pump 6
The second sparge pipe 9 that etching liquid 4 in reservoir 5 is bypassed via the first sparge pipe 8 is transported to Venturi nozzle 7, the text
In mound, the laterally disposed of nozzle 7 has vacuum tube 10, and the vacuum tube 10 is connected with the aspirator 14 for being assemblied in 1 top of conveying device
Logical.
6 inlet of frequency conversion jet pump is connected with reservoir 5, the liquid outlet of the frequency conversion jet pump 6 and the first hydrojet
Pipe 8 is connected, and the bypass of first sparge pipe 8 is the second sparge pipe 9, assembles on first sparge pipe 8 and the second sparge pipe 9
There are regulating valve 11 and flowmeter, on the vacuum tube 10, be equipped with vacuum meter.
On first sparge pipe 8, parallel way is provided with several jetting manifolds 15, arranges on the jetting manifold 15
There are valve, pressure gauge 13 and jet blower 12；The etching liquid 4 that the jet blower 12 sprays is back in reservoir 5 or via suction
Liquid device 14 is fed back in reservoir 5.
Several negative pressure manifolds 16 are provided with the vacuum tube 10, are provided with valve, vacuum on the negative pressure manifold 16
Table and aspirator 14；The aspirator 14 is arranged at 3 top of pcb board, absorbs 4 shape of etching liquid on pcb board 3 by aspirator 14
The pond for becoming.
The Venturi nozzle 7 is provided with a set of；The Venturi nozzle 7 is fixedly installed under the conveying device 1
Side, positioned at 5 ullage of the reservoir；Or according to Fig. 2, the Venturi nozzle 7 is fixedly installed on the conveying device 1
Top.
The frequency conversion jet pump 6, regulating valve 11, flowmeter, pressure gauge 13, vacuum meter, frequency converter and controller are electrically believed
Number connection；The controller controls the injection pressure of the etching liquid 4 in the first sparge pipe 8, flow and true according to setup parameter
Vacuum in blank pipe 10.
The utility model concrete operation step is：The conveying device 1 by multiple be parallel to each other, the leading of neat configuration up and down
Pcb board 3 is conveyed between wheel group 2, and 3 top of the pcb board is equipped with jet blower 12 and the aspirator 14 of multiple spaced configurations；
Etching liquid 4 is delivered to jet blower 12 via several jetting manifolds 15 by the first sparge pipe 8 on the frequency conversion jet pump 6；Described
The second sparge pipe 9 is provided with the bypass of the first sparge pipe 8, and second sparge pipe 9 is connected with Venturi nozzle 7, described
The side of Venturi nozzle 7 is provided with vacuum tube 10, and institute's vacuum tube 10 is via several negative pressure manifolds 16 and the aspirator of connection
14 connections；So etching liquid 4 is sprayed on pcb board 3 by jet blower 12, the etching liquid on pcb board 3 is removed by aspirator 14
4 ponds, unnecessary etching liquid 4 are passed back in reservoir 5, by independent 6 single power source of frequency conversion jet pump, realize injection and
Imbibition dual-use function, save energy and production cost.
By above-mentioned specific embodiment, the beneficial effects of the utility model are：The side of frequency conversion jet pump in injection apparatus
Venturi nozzle is set in the pipeline of road, using frequency conversion jet pump, and by regulating valve being arranged in bypass duct and injection line, leads to
The regulating valve that crosses in controller control frequency conversion jet pump and the first playpipe of regulation, the second playpipe, that is, disclosure satisfy that injection is carved
The pressure of erosion liquid, the pool effect that can be prevented effectively from pcb board face again, energy saving, reduces cost, improves the matter of product
Amount.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality
Type.Multiple modifications to these embodiments will be apparent for those skilled in the art, be determined herein
The General Principle of justice can be realized in the case of without departing from spirit or scope of the present utility model in other embodiments.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (5)
1. a kind of PCB production line energy-conservation attracts air knife, it is characterised in that including conveying device, injection apparatus；The injection apparatus
Including etching liquid, reservoir, frequency conversion jet pump, Venturi nozzle, the first sparge pipe, the second sparge pipe, vacuum tube, regulating valve,
Jet blower, pressure gauge, aspirator, jetting manifold, negative pressure manifold；
The guide wheel group that the conveying device is driven by multiple gears for configuring up and down is along horizontal direction is continuous, average rate conveying
Pcb board；
The injection apparatus is defeated with certain pressure via the first sparge pipe by the etching liquid in reservoir by frequency conversion jet pump
Jet blower is sent to, and etching liquid is ejected into pcb board surface via jet blower；The frequency conversion jet pump is by the etching in reservoir
The second sparge pipe that liquid is bypassed via the first sparge pipe is transported to Venturi nozzle, and the laterally disposed of the Venturi nozzle has very
Blank pipe, the vacuum tube are connected with the aspirator being assemblied in above conveying device.
2. a kind of PCB production line energy-conservation according to claim 1 attracts air knife, it is characterised in that the frequency conversion jet pump
Inlet is connected with reservoir, and the liquid outlet of the frequency conversion jet pump is connected with the first sparge pipe, the side of first sparge pipe
Road is the second sparge pipe, is equipped with regulating valve and flowmeter, on the vacuum tube on first sparge pipe and the second sparge pipe
It is equipped with vacuum meter.
3. a kind of PCB production line energy-conservation according to claim 1 attracts air knife, it is characterised in that first sparge pipe
Upper parallel way is provided with several jetting manifolds, is provided with valve, pressure gauge and jet blower on the jetting manifold；The spray
The etching liquid that nozzle sprays is back in reservoir or is fed back in reservoir via aspirator.
4. a kind of PCB production line energy-conservation according to claim 1 attracts air knife, it is characterised in that set on the vacuum tube
Several negative pressure manifolds are equipped with, on the negative pressure manifold, are provided with valve, vacuum meter and aspirator；The aspirator is arranged at
Above pcb board, the pond that the etching liquid on pcb board is formed is absorbed by aspirator.
5. a kind of PCB production line energy-conservation according to claim 1 attracts air knife, it is characterised in that the Venturi nozzle
At least provided with a set of；The Venturi nozzle is fixedly installed on the lower section of the conveying device, on the reservoir liquid level
Portion；Or the Venturi nozzle is fixedly installed on the top of the conveying device；Or the Venturi nozzle is fixedly installed
Side in the conveying device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621014771.7U CN205999484U (en) | 2016-08-31 | 2016-08-31 | A kind of PCB production line energy-conservation attracts air knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621014771.7U CN205999484U (en) | 2016-08-31 | 2016-08-31 | A kind of PCB production line energy-conservation attracts air knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205999484U true CN205999484U (en) | 2017-03-08 |
Family
ID=58192655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621014771.7U Active CN205999484U (en) | 2016-08-31 | 2016-08-31 | A kind of PCB production line energy-conservation attracts air knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205999484U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107012459A (en) * | 2017-05-23 | 2017-08-04 | 深圳市华兴四海机械设备有限公司 | Plate face processes drainage set |
-
2016
- 2016-08-31 CN CN201621014771.7U patent/CN205999484U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107012459A (en) * | 2017-05-23 | 2017-08-04 | 深圳市华兴四海机械设备有限公司 | Plate face processes drainage set |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |