CN104570854A - Intelligent control device for circuit board corrosion - Google Patents
Intelligent control device for circuit board corrosion Download PDFInfo
- Publication number
- CN104570854A CN104570854A CN201410795366.2A CN201410795366A CN104570854A CN 104570854 A CN104570854 A CN 104570854A CN 201410795366 A CN201410795366 A CN 201410795366A CN 104570854 A CN104570854 A CN 104570854A
- Authority
- CN
- China
- Prior art keywords
- motor
- corrosion
- circuit board
- communicated
- circuit
- 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.)
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
-
- 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
- H05K3/02—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding
- H05K3/06—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding the conductive material being removed chemically or electrolytically, e.g. by photo-etch process
- H05K3/068—Apparatus for etching printed circuits
Abstract
The invention discloses an intelligent control device for circuit board corrosion. The intelligent control device comprises a controller, a bracket, a motor, a motion direction conversion mechanism for converting rotation into up-down translation, a corrosion container and an inclined wedge, wherein the motor is arranged at the top of the motor; an output shaft of the motor is communicated with an input end of the motion direction conversion mechanism; an output end of the motion direction conversion mechanism is communicated with an up-down motion end of the corrosion container; the other end of the corrosion container is arranged on the inclined wedge; the included angle between the inclined plane of the inclined wedge and the horizontal plane is theta 1; in an up-down motion process, the included angle formed between the corrosion container and the inclined plane of the inclined wedge is theta 2; the theta 1 is 5-20 degrees, and the theta 2 is 0-40 degrees; the controller is communicated with the motor. The intelligent control device disclosed by the invention replaces manpower, is simple in structure, small in floor space, convenient to operate and low in cost, can be used for effectively controlling circuit corrosion time, reducing processing cost, improving production benefits and bringing convenience to the circuit board corrosion processing industry.
Description
Technical field
The present invention relates to a kind of circuit board corrosion intelligent controlling device, what be specifically related to is the fast erosion timing intelligent control technology covering copper circuit board.
Background technology
The corrosion rate of circuit board is relevant with the concentration of corrosive liquid; if circuit board is placed directly in static solution; because corrosive liquid can not realize convection current; solution concentration near circuit board is more and more lower; therefore corrosion rate is also more and more slower; etching time can lengthen, and this easily causes the circuit protecting layer on circuit board (as: carbon dust) to come off, useful circuit will be corroded liquid damage.If corrosive liquid can be made constantly to form convection current, not only can improve circuit board corrosion speed, the useful circuit on circuit board also can be made to greatest extent not damaged.At present, in minitype circuit board processing occasion, often rely on manpower constantly to rock corrosion container and impel corrosive liquid flowing to reach fast erosion object, this both wasted manpower, also lost time, and circuit etch also can be caused excessive and damage circuit.Integrated mill's open circuit potential plate relies on the etching machine of Large expensive, and cost is high, and floor space is large, is not easy to the small lot processings such as small enterprise, school, individual.Therefore design a kind of low cost, high efficiency circuit board corrosion intelligent controlling device to replace manpower, this raising productivity effect that will cut down finished cost, bring convenience also to circuit board corrosion processing industry simultaneously.
Summary of the invention
For solving the deficiencies in the prior art, by control the rotation of motor come control corrosion rate container while move up and down, thus make corrosive liquid form convection current, adjustment motor speed and System production time can reach the object that circuit board accurately corrodes fast, the object of the present invention is to provide the circuit board corrosion intelligent controlling device that a kind of cost is low, efficiency is high.
In order to reach the object of foregoing invention, the technical solution adopted in the present invention is:
A kind of circuit board corrosion intelligent controlling device, it is characterized in that, comprise controller, support, motor, by change into upward-downward translation motion-direction changing mechanism, corrosion container, tiltedly split, described motor is arranged on cradle top, and the output shaft of motor is communicated with the input of motion-direction changing mechanism, the output of motion-direction changing mechanism then with the moving up and down to hold and be communicated with of corrosion container, the other end of corrosion container is arranged on tiltedly to be split, and the angle of the described inclined-plane tiltedly split and horizontal plane is θ
1, and the angle that described corrosion container is formed with the inclined-plane tiltedly split in the process of moving up and down is θ
2, described θ
1be 5 ~ 20 °, θ
2be 0 ~ 40 °, in addition, described controller is communicated with motor.
Further, described motion-direction changing mechanism comprises a light weight beam, a rope and two annulus, two described annulus are separately positioned on the top of one end of light weight beam and the end that moves up and down of corrosion container, and described rope ties up between two annulus, in addition, the non-annulus end of described light weight beam is communicated with the output shaft of motor, forms non-horizontal circle to make the movement locus of the annulus end of light weight beam.
Or, described motion-direction changing mechanism comprises a rotating disk, a rope and an annulus, described annulus is arranged on the top of the end that moves up and down of corrosion container, the center of described rotating disk is connected with the output shaft of motor, and rotating disk also has aperture departing from center, described rope ties up between annulus and aperture.And described rotating disk is circular or oval.
Further, above-mentioned circuit board corrosion intelligent controlling device, also comprises rope position-limit mechanism, described rope position-limit mechanism comprises a fixed lever and a retainer ring, one end of described fixed lever is fixed on support, and the other end is connected with retainer ring, and described rope is through retainer ring.
In addition, described θ
2for θ
1twice, and described θ
1be preferably 10 °.
And be provided with single-chip microcomputer and the sound and light alarm modular circuit be all communicated with single-chip microcomputer, display module circuit, key-press module circuit and motor drive module circuit in described controller, and described motor drive module circuit is communicated with described motor simultaneously.Wherein, described display module circuit is LCD liquid crystal display or 8 alphanumeric code pipes.Described motor is stepping motor, and described motor drive module circuit then corresponds to driving stepper motor modular circuit.
Beneficial effect of the present invention is: control device structure of the present invention is simple, by control the rotation of motor come control corrosion rate container while move up and down, thus making corrosive liquid form convection current, adjustment motor speed and System production time can reach the object that circuit board accurately corrodes fast.System footprint area is little, easy to operate, have employed low cost, high efficiency circuit board corrosion intelligent controlling device to replace manpower, this raising productivity effect that will cut down finished cost, and brings conveniently also to circuit board corrosion processing industry simultaneously.
Accompanying drawing explanation
The state diagram that Fig. 1 moves to the corrosion container described in highest point for one embodiment of the invention and tiltedly splits;
The state diagram that Fig. 2 moves to the corrosion container described in lowest part for one embodiment of the invention and tiltedly splits;
Fig. 3 is the electrical block diagram of controller one embodiment of the present invention;
Fig. 4 is the circuit theory diagrams of single-chip minimum system one embodiment of the present invention;
Fig. 5 is the circuit theory diagrams of display module circuit one embodiment of the present invention;
Fig. 6 is the circuit theory diagrams of motor drive module circuit of the present invention and sound and light alarm modular circuit one embodiment;
Fig. 7 is the circuit theory diagrams of key-press module circuit one embodiment of the present invention.
In figure, Main Reference Numerals implication is:
1, controller 2, support 3, retainer ring 4, motor 5, light weight beam 6, corrosion container 7, tiltedly split 8, rope 9, circuit board 10, corrosive liquid 11, annulus.
Embodiment:
Below in conjunction with the drawings and specific embodiments, concrete introduction is done to the present invention.
Embodiment 1:
The state diagram that Fig. 1 moves to the corrosion container described in highest point for one embodiment of the invention and tiltedly splits.
As shown in Figure 1: circuit board corrosion intelligent controlling device, comprise controller 1, support 2, motor 4, by change into upward-downward translation motion-direction changing mechanism, corrosion container 6, tiltedly split 7, described motor 4 is arranged on support 2 top, and the output shaft of motor 4 is communicated with the input of motion-direction changing mechanism, the output of motion-direction changing mechanism then with the moving up and down to hold and be communicated with of corrosion container 6, the other end of corrosion container 6 is arranged on and tiltedly splits on 7, and described tiltedly splits the inclined-plane of 7 and the angle of horizontal plane is θ
1, and the angle that described corrosion container 6 is formed with the inclined-plane tiltedly splitting 7 in the process of moving up and down is θ
2, described θ
1be 5 ~ 20 °, θ
2it is 0 ~ 40 °, wherein, with θ
2for θ
1twice, θ
1be 10 ° for most preferred embodiment.
In the present embodiment, above-mentioned motion-direction changing mechanism comprises light weight beam 5, rope 8 and two annulus 11, two described annulus 11 are separately positioned on the top of one end of light weight beam 5 and the end that moves up and down of corrosion container 6, corrosion container 6 on annulus formed motion-direction changing mechanism output, described rope 8 then ties up between two annulus 11, in addition, the non-annulus end of described light weight beam 5 is communicated with the output shaft of motor 4, forms the input of motion-direction changing mechanism.The movement locus of the annulus end of above-mentioned light weight beam 5 forms non-horizontal circle, and to make light weight beam 5 in rotary course, the rope 8 on it does upper and lower rectilinear motion, realizes the conversion turning to rectilinear motion.
Certainly, described motion-direction changing mechanism also can comprise a rotating disk, a rope and an annulus, described annulus is arranged on the top of the end that moves up and down of corrosion container, the center of described rotating disk is connected with the output shaft of motor, and rotating disk also has aperture departing from center, described rope ties up between annulus and aperture.And described rotating disk is circular or oval etc.
And in order to ensure that corrosion container 6 moves up and down under the drive of rope 8, and there is not double swerve, above-mentioned circuit board corrosion intelligent controlling device, also comprise rope position-limit mechanism, described rope position-limit mechanism comprises a fixed lever and a retainer ring 3, one end of described fixed lever is fixed on support 2, and the other end is connected with retainer ring 3, and described rope 8 is through retainer ring 3.Retainer ring 3 pairs of ropes 8 carry out spacing.
Fig. 3 is the electrical block diagram of controller one embodiment of the present invention.
Described controller 1 is communicated with motor 4.As shown in Figure 3: in the present embodiment, single-chip microcomputer and the sound and light alarm modular circuit be all communicated with single-chip microcomputer, display module circuit, key-press module circuit and motor drive module circuit is provided with in described controller 1, and described motor drive module circuit is communicated with described motor 4 simultaneously, in the present embodiment, described motor 4 selects stepping motor to be most preferred embodiment, and described motor drive module circuit then corresponds to driving stepper motor modular circuit.
Fig. 4 is the circuit theory diagrams of single-chip minimum system one embodiment of the present invention.
As shown in Figure 4: single-chip minimum system selects 51 single-chip microcomputers as control core, P0 mouth is used as the data port of liquid crystal display.For increasing the driving force of I/O mouth, be also connected to pull-up resistor at P0 mouth.Reset circuit is designed to the automatic power-on reset circuit with hand-reset, and crystal oscillator selects 12MHz.
Fig. 5 is the circuit theory diagrams of display module circuit one embodiment of the present invention.
As shown in Figure 5: display module adopts liquid crystal LCD1602 as display, be used for showing current run time and the motor speed of service.VR1 is adjustable resistance, is used for the brightness of adjustable liquid crystal display display backlight and contrast.
Fig. 6 is the circuit theory diagrams of motor drive module circuit of the present invention and sound and light alarm modular circuit one embodiment.
As shown in Figure 6: motor drive module is made up of ULN2003 driving chip, wherein low four IN1, IN2, IN3, IN4 drive as motor, high-order IN7 is stepping motor interface as the drives CON5 of sound and light alarm module, is connected in side circuit with stepping motor.
Fig. 7 is the circuit theory diagrams of key-press module circuit one embodiment of the present invention.
As shown in Figure 7: key-press module circuit is provided with four buttons altogether, the system of being respectively used to opens the speed setting, the setting of system corrosion time, function setting etc. of/guard's valve, motor.Speed, the time parameter of each setting will be kept in the EEPROM of single-chip microcomputer, and after power down, data are not lost, and after again starting shooting next time, system will call setting speed last time, time parameter runs.
The course of work of the present invention is:
Be placed on by circuit board to be corroded in corrosion container, in corrosion container, pour corrosive liquid into, liquid level floods circuit board about about 1 ~ 2cm.Start-up connector 1 opens/guard's valve, and now motor 4 entry into service, display module shows the information such as current running speed, etching time.Rotate because controller 1 controls motor 4, thus drive light weight beam 5 to rotate, the movement locus of light weight beam annulus end is circular (as shown in phantom in Figure 1), the annulus of light weight beam 5 drives rope 8 to move up and down in motion process, make one side upward-downward translation of corrosion container 6, finally make the corrosive liquid about 10 corroded in container 6 rock back and forth, form convection current.This convection current can accelerate the corrosion rate of circuit board 9, makes the useful circuit on circuit board not damaged, also saves time and manpower simultaneously.
And by setting control circuit etching time running time of motor 4, the time that display module shows becomes countdown state.Timing arrives, namely the time vanishing post-etching time terminates, sound and light alarm module will send alarm signal, staff is reminded to take out the circuit board 9 corroded in time, prevent excessive corrosion from damaging circuit board 9, the retainer ring 3 on fixed lever then can prevent from rope 8 from the process of moving up and down, corroding container 6 double swerve occurs.
As shown in Figure 1: when the annulus end of light weight beam 5 turns to peak, container 6 and the angle theta on inclined-plane of tiltedly splitting 7 is now corroded
2for maximum.
The state diagram that Fig. 2 moves to the corrosion container described in highest point for one embodiment of the invention and tiltedly splits.
As shown in Figure 2: when light weight beam 5 runs to minimum point, the angle corroded between container 6 and the inclined-plane tiltedly splitting 7 is 0 °.In the present embodiment, described θ
1optimal selection is 10 °, θ
2(maximum) optimal selection is 20 °.
The above is only the preferred implementation of patent of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from patent principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as the protection range of patent of the present invention.
Claims (9)
1. circuit board corrosion intelligent controlling device, it is characterized in that, comprise controller, support, motor, by change into upward-downward translation motion-direction changing mechanism, corrosion container, tiltedly split, described motor is arranged on cradle top, and the output shaft of motor is communicated with the input of motion-direction changing mechanism, the output of motion-direction changing mechanism then with the moving up and down to hold and be communicated with of corrosion container, the other end of corrosion container is arranged on tiltedly to be split, and the angle of the described inclined-plane tiltedly split and horizontal plane is θ
1, and the angle that described corrosion container is formed with the inclined-plane tiltedly split in the process of moving up and down is θ
2, described θ
1be 5 ~ 20 °, θ
2be 0 ~ 40 °, in addition, described controller is communicated with motor.
2. circuit board corrosion intelligent controlling device according to claim 1, it is characterized in that, described motion-direction changing mechanism comprises a light weight beam, a rope and two annulus, two described annulus are separately positioned on the top of one end of light weight beam and the end that moves up and down of corrosion container, and described rope ties up between two annulus, in addition, the non-annulus end of described light weight beam is communicated with the output shaft of motor.
3. circuit board corrosion intelligent controlling device according to claim 1, it is characterized in that, described motion-direction changing mechanism comprises a rotating disk, a rope and an annulus, described annulus is arranged on the top of the end that moves up and down of corrosion container, the center of described rotating disk is connected with the output shaft of motor, and rotating disk also has aperture departing from center, described rope ties up between annulus and aperture.
4. circuit board corrosion intelligent controlling device according to claim 3, is characterized in that, described rotating disk is circular or oval.
5. the circuit board corrosion intelligent controlling device according to Claims 2 or 3, it is characterized in that, also comprise rope position-limit mechanism, described rope position-limit mechanism comprises a fixed lever and a retainer ring, one end of described fixed lever is fixed on support, the other end is connected with retainer ring, and described rope is through retainer ring.
6. circuit board corrosion intelligent controlling device according to claim 1, is characterized in that, described θ
2for θ
1twice.
7. circuit board corrosion intelligent controlling device according to claim 1, is characterized in that, described θ
1it is 10 °.
8. circuit board corrosion intelligent controlling device according to claim 1, it is characterized in that, be provided with single-chip microcomputer and the sound and light alarm modular circuit be all communicated with single-chip microcomputer, display module circuit, key-press module circuit and motor drive module circuit in described controller, and described motor drive module circuit is communicated with described motor simultaneously.
9. circuit board corrosion intelligent controlling device according to claim 8, is characterized in that, described motor is stepping motor, and described motor drive module circuit then corresponds to driving stepper motor modular circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410795366.2A CN104570854B (en) | 2014-12-18 | 2014-12-18 | Intelligent control device for circuit board corrosion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410795366.2A CN104570854B (en) | 2014-12-18 | 2014-12-18 | Intelligent control device for circuit board corrosion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104570854A true CN104570854A (en) | 2015-04-29 |
| CN104570854B CN104570854B (en) | 2017-04-19 |
Family
ID=53087207
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410795366.2A Active CN104570854B (en) | 2014-12-18 | 2014-12-18 | Intelligent control device for circuit board corrosion |
Country Status (1)
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| CN (1) | CN104570854B (en) |
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|---|---|---|---|---|
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-
2014
- 2014-12-18 CN CN201410795366.2A patent/CN104570854B/en active Active
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| CN1477606A (en) * | 2002-08-23 | 2004-02-25 | 中国科学技术大学 | Rotary inverted pendulum |
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| CN104570854B (en) | 2017-04-19 |
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Effective date of registration: 20181019 Address after: 225200 Wenchang East Road, Jiangdu District, Yangzhou, Jiangsu Province, No. 88 Patentee after: Jiangsu Guhe Creative Design Institute Co., Ltd. Address before: 211167 1 Hong Kong Avenue, Jiangning Science Park, Nanjing, Jiangsu Patentee before: Nanjing Institute of Technology |
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