CN108580198A - A kind of dual coating technique of circuit board - Google Patents
A kind of dual coating technique of circuit board Download PDFInfo
- Publication number
- CN108580198A CN108580198A CN201810492949.6A CN201810492949A CN108580198A CN 108580198 A CN108580198 A CN 108580198A CN 201810492949 A CN201810492949 A CN 201810492949A CN 108580198 A CN108580198 A CN 108580198A
- Authority
- CN
- China
- Prior art keywords
- circuit board
- coating
- rollover stand
- endless belt
- unit
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
- B05C9/04—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material to opposite sides of the work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
- B05C9/08—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation
- B05C9/14—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation the auxiliary operation involving heating or cooling
Abstract
The present invention relates to the dual coating techniques of circuit board, and its step are as follows：1）, from upper panel assembly piecewise to the feeding circuit board of turnover device level；2）, under the transmission of turnover device, the face-up feeding coating unit of circuit board is coated；3）, circuit board to be done front surface coated after, then circuit board retracted into turnover device, and drive circuit board after horizontal direction overturns 180 °, back of circuit board is arranged upward；4）, again by the circuit board of the back side upward send to coating unit carry out the back side fixed point coating, to complete the two-sided coating of circuit board；5）, will complete dual coating circuit board carry out drying and processing；6）, under the inspection of ultraviolet inspection device, qualified products are sent in catcher and carry out rewinding, defective work is separately collected.The present invention under the premise of one-step solidification ultraviolet inspection, complete circuit board dual coating work, can not only automated production, nor need manually go carry circuit board.
Description
Technical field
The present invention relates to a kind of dual coating techniques of circuit board.
Background technology
Currently, the production process of circuit board is as follows：
Upper plate → plate front carries out coating glue → solidification → ultraviolet inspection → panel turnover machine and passes the upper plate → plate of plate → lower plate → again
The back side carries out coating glue → solidification → ultraviolet inspection → panel turnover machine and passes plate → lower plate.
Therefore, there are following technological deficiencies：
1, when needing two identical equipment to automate the work of coating glue to complete circuit board surface, two hold facilities
Space is big, and the use cost of equipment is high, and working efficiency is also relatively low；
2, it when using a streamline equipment, since the assembly line is long, after lower plate, needs manually to be carried to upper plate,
Dual coating can be carried out, therefore, it is impossible to realize automation processing, while artificial labor intensity is also bigger.
Invention content
The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a kind of pair of improved circuit board
Face coating processes.It completes the dual coating work of circuit board under the premise of one-step solidification and ultraviolet inspection, can not only be certainly
Dynamic metaplasia production, nor need manually to go to carry circuit board.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：
1. a kind of dual coating technique of circuit board, the production system which uses includes the upper panel assembly set gradually, turns over
Panel assembly, coating unit, solidification equipment, ultraviolet inspection device, its step are as follows：
1）, from upper panel assembly piecewise to the circuit board of the horizontal feeding glue to be coated of turnover device；
2）, under the transmission of turnover device, the face-up feeding coating unit of circuit board is needed to apply by coating unit to surface
The position for covering glue is coated；
3）, circuit board to be done front surface coated after, then circuit board retracted into turnover device, and drive circuit board around level side
To after 180 ° of overturning, back of circuit board is arranged upward at this time；
4）, again by the circuit board of the back side upward send to coating unit carry out the back side fixed point coating, it is two-sided to complete circuit board
Coating；
5）, will the circuit board that dual coating be completed be sent into curing oven in carry out drying and processing；
6）, under circuit board surface coating glue position checks after ultraviolet inspection device is to drying, and by qualified products
It is sent in catcher and carries out rewinding, defective work is separately collected.
Preferably, panel turnover device include engine base, the rollover stand being turningly arranged around horizontal direction on engine base, setting exist
On rollover stand and can realize circuit board level transmission transport mechanism and for drive rollover stand overturn driving mechanism,
Wherein circuit board can be sent into coating unit and take out the circuit board that single side coating is completed from coating unit by transport mechanism；
Rollover stand is an overturning period with 180 °, and the circuit board after overturning is in horizontality every time.
A specific implementation according to the present invention and preferred aspect, panel turnover device further include being arranged inside rollover stand and energy
Enough adjustable plates moved horizontally along rollover stand rotational axis line direction, the adjustable plate are formed with rollover stand side inner wall for circuit
The channel of plate transmission, transport mechanism are arranged on the adjustable plate and/or rollover stand of channel interior.Therefore, turnover panel fills in the application
Setting can be adjusted according to various sizes of circuit board by setting, and then enhance the practicality.
Specifically, be additionally provided at the top of rollover stand the guide rod for crossing adjustable plate and and lead screw, panel turnover device further include setting
The actuator of the rotation on rollover stand for driving lead screw own axes is set, wherein in the case where actuator drives, lead screw is around itself
Axis rotation, adjustable plate are traversing to change the width degree in channel therewith.
A specific implementation according to the present invention and preferred aspect, transport mechanism include being respectively positioned at the tune of channel both sides
Section plate and the pinch unit on rollover stand inner wall, the driving unit for driving pinch unit to move synchronously, wherein pinching unit
Clamping part is formed, in the case where pinching unit operating, clamping part holds the transfer of the opposite sides level of circuit board.
Preferably, it includes setting up and down and formation and the clamping part of circuit board side matching thickness upper annular to pinch unit
Transfer tape assemble and lower endless belt conveyer component.
Further, upper endless belt conveyer component and lower endless belt conveyer component, should about clamping part setting symmetrical above and below
Upper endless belt conveyer component includes the driving wheel for being located at rollover stand input and output material both ends, the transmission for being set in two driving wheel peripheries
Band, wherein being formed between the conveyer belt lower part and the conveyer belt top of lower endless belt conveyer component of upper endless belt conveyer component
Clamping part.
Specifically, upper endless belt conveyer component further includes tensioning wheel group of the setting far from clamping part, conveyer belt is wound respectively
In transmission wheel and tensioning wheel group.
Another specific implementation according to the present invention and preferred aspect, tensioning wheel group include three in Chinese character pin-shaped distribution
Bearing up pulley, wherein conveyer belt are set in the tensioning wheel positioned at Chinese character pin-shaped top, and remaining two tensioning wheels are pressed on the outer of conveyer belt
Side.
Another specific implementation according to the present invention and preferred aspect, driving unit include for transmitting annular on both sides
With the connecting shaft of the tensioning wheel synchronized links on the Chinese character pin-shaped top of endless belt conveyer component under component or both sides, for driving connecting shaft
The motor and transmission belt of rotation, wherein connecting shaft both ends are rotatably arranged at the opposite sides of rollover stand respectively.
Preferably, driving unit further includes the gear rotated synchronously respectively with driving wheel, wherein being located at upper endless belt conveyer
Component and lower endless belt conveyer component are meshed setting from one end or both ends gear setting up and down.
Preferably, the setting that rollover stand is rotated by torsion shaft is on engine base, and wherein torsion shaft is arranged in rollover stand
Portion.
Driving mechanism includes the belt wheel group positioned at the side of rollover stand and for driving torsion shaft to be rotated around Pivot Point Center line
Part and driving motor.
In addition, above-mentioned coated glue can change colour under ultraviolet irradiation（Or it is reflective）, therefore, circuit board table
The part of face coating glue, can change colour under the ultraviolet light that ultraviolet inspection device is distributed, when all sizings
After position all changes colour, illustrate that circuit board coating processing meets product requirement；Certain when circuit board or many places sizing portion
There is non-discolouring phenomenon, illustrates that the circuit board leaks coating glue.
Meanwhile when detecting qualified, ultraviolet inspection device pushes product to catcher；When the electricity for holiday occur and covering
Road plate, ultraviolet inspection device collect the product.Therefore, by the setting of ultraviolet inspection device, main purpose is：
It can thoroughly prevent substandard product from flowing into catcher.
Due to the implementation of above technical scheme, the present invention has the following advantages that compared with prior art：
The present invention completes the dual coating work of circuit board, can not only automate under the premise of one-step solidification ultraviolet inspection
Production, nor need manually to go to carry circuit board, in addition, it is efficient, it is at low cost.
Description of the drawings
Fig. 1 is the structural schematic diagram of production system of the present invention；
Fig. 2 is the dimensional structure diagram of panel turnover device in Fig. 1；
Fig. 3 is the structural schematic diagram that unit is pinched in Fig. 2；
Wherein：1., upper panel assembly；2., panel turnover device；1, engine base；2, rollover stand；20, torsion shaft；3, transport mechanism；30, it pinches
Unit；30a, upper endless belt conveyer component；300, driving wheel；301, conveyer belt；302, tensioning wheel group；302a, tensioning wheel；30b、
Lower endless belt conveyer component；A, clamping part；31, driving unit；310, connecting shaft；311, motor；312, transmission belt；313, tooth
Wheel；4, driving mechanism；40, pulley assemblies；41, driving motor；5, adjustable plate；6, guide rod；7, lead screw；8, actuator；B, electricity
Road plate；3., coating unit；4., solidification equipment；5., ultraviolet inspection device；6., catcher.
Specific implementation mode
In order to make the above objects, features, and advantages of the present application more apparent, below in conjunction with the accompanying drawings to the application
Specific implementation mode be described in detail.Many details are elaborated in the following description in order to fully understand this Shen
Please.But the application can be much to implement different from other manner described here, those skilled in the art can be not
Similar improvement is done in the case of violating the application intension, therefore the application is not limited by following public specific embodiment.
In the description of the present application, it is to be understood that term "center", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on ... shown in the drawings or
Position relationship is merely for convenience of description the application and simplifies to describe, do not indicate or imply the indicated device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore should not be understood as the limitation to the application.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present application, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In this application unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；Can be that machinery connects
It connects, can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary in two elements
The interaction relationship of the connection in portion or two elements, unless otherwise restricted clearly.For those of ordinary skill in the art
For, the concrete meaning of above-mentioned term in this application can be understood as the case may be.
In this application unless specifically defined or limited otherwise, fisrt feature can be with "above" or "below" second feature
It is that the first and second features are in direct contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is directly under or diagonally below the second feature, or is merely representative of fisrt feature level height and is less than second feature.
It should be noted that when element is referred to as " being fixed on " or " being set to " another element, it can be directly another
On one element or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be with
It is directly to another element or may be simultaneously present centering elements.Term as used herein " vertically ", " level
", "upper", "lower", "left", "right" and similar statement for illustrative purposes only, be not offered as being uniquely to implement
Mode.
As shown in Figure 1, production system used by this technique comprising the upper panel assembly set gradually 1., panel turnover device
2., coating unit 3., solidification equipment 4., ultraviolet inspection device 5., catcher 6..
Specifically, upper panel assembly 1. being capable of transmitting circuit plate B piecewise；2. panel turnover device overturns for realizing circuit board B
And transmission；3. coating unit is used to need coating glue position to be glued the upper surface of circuit board；4. solidification equipment is used for
By the drying adhesive coated in circuit board surface；5. ultraviolet inspection device is used to check the portion of circuit board surface glue to be coated
It is covered with the presence or absence of holiday position；6. catcher can collect the circuit board for completing coating piecewise（It is also passed examination）；
As shown in Figures 2 and 3,2. panel turnover device includes engine base 1, the rollover stand on engine base 1 is turningly arranged around horizontal direction
2, it is arranged on rollover stand 2 and can realize the transport mechanism 3 of circuit board B horizontal transmissions and for driving rollover stand 2 to overturn
Driving mechanism 4, wherein circuit board B can be sent into coating unit and be taken out from coating unit by transport mechanism 3 is completed list
The circuit board of face coating；Rollover stand with 180 ° for one overturning the period, and every time overturning after circuit board B be in it is horizontal
State.
In this example, in coating, first passes through panel turnover device and transmit circuit board B to coating unit, it is made to complete circuit board B
Single side coating after, then circuit board B is recycled to panel turnover device and is overturn（180°）, then again by the circuit board after overturning
It is transmitted to coating unit, to realize the two-sided coating of circuit board.
Meanwhile in order to meet the coating of various sizes of circuit board, the panel turnover device in this example further includes that setting is being overturn
The adjustable plate 5 frame 2 inside and can moved horizontally along 2 rotational axis line direction of rollover stand, the adjustable plate 5 and rollover stand 2 one
Side inner wall forms the channel of power circuit board B transmission.
Specifically, the top of rollover stand 2 be additionally provided with cross adjustable plate 5 guide rod 6 and with lead screw 7, panel turnover device also wraps
The actuator 8 that the rotation for driving 7 own axes of lead screw is set on rollover stand 2 is included, wherein in the case where actuator 8 drives, silk
Bar 7 is rotated around Pivot Point Center, and adjustable plate 5 is traversing to change the width degree in channel therewith.
In this example, guide rod 6 has two, and is arranged in parallel with lead screw 7, while two guide rods 6 are symmetrically set about lead screw 7
It sets.
Transport mechanism 3 include be respectively positioned at pinch unit 30 on 2 inner wall of adjustable plate 5 and rollover stand of channel both sides,
For driving the driving unit 31 for pinching unit 30 and moving synchronously, wherein pinching unit 30 forms clamping part a, unit 30 is being pinched
Under operating, clamping part a holds the transfer of the opposite sides level of circuit board B.
Include setting up and down and formed upper with the clamping part a of circuit board side matching thickness specifically, pinching unit 30
Endless belt conveyer component 30a and lower endless belt conveyer component 30b.
Upper endless belt conveyer component 30a and lower endless belt conveyer component 30b are about clamping part a settings symmetrical above and below（Therefore,
It only needs that upper endless belt conveyer component 30a is described in detail in this example）.
Upper endless belt conveyer component 30a includes the driving wheel 300 for being located at 2 input and output material both ends of rollover stand, is set in two
The conveyer belt 301 of 300 periphery of driving wheel, the tensioning wheel group 302 for being arranged far from clamping part a, wherein being located at upper endless belt conveyer
Clamping part a is formed between 301 lower part of conveyer belt of component 30a and 301 top of conveyer belt of lower endless belt conveyer component 30b.
Tensioning wheel group 302 includes three tensioning wheel 302a in Chinese character pin-shaped distribution, and wherein conveyer belt 301 is set in positioned at product
The tensioning wheel 302a, remaining two tensioning wheel 302a on font top are pressed on the outside of conveyer belt 301.
Driving unit 31 includes for synchronizing the tensioning wheel 302a on the Chinese character pin-shaped tops endless belt conveyer component 30b under both sides
The connecting shaft 310 of connection, the motor 311 for driving connecting shaft 310 to rotate and transmission belt 312, wherein 310 both ends of connecting shaft
It is rotatably arranged at respectively on the opposite side plate of rollover stand 2.
Further, driving unit 31 further includes the gear 313 rotated synchronously respectively with driving wheel 300, wherein positioned at upper
Endless belt conveyer component 30a and lower endless belt conveyer component 30b is meshed setting from one end gear 313 setting up and down.
In addition, the setting that rollover stand 2 is rotated by torsion shaft 20, on engine base 1, wherein torsion shaft 20 is arranged in rollover stand 2
Middle part.
Driving mechanism 4 includes the belt wheel positioned at the side of rollover stand 2 and for driving torsion shaft to be rotated around Pivot Point Center line
Component 40 and driving motor 41.
Then, in this example, used glue can change colour under ultraviolet irradiation（Or it is reflective）, therefore, circuit
The part of plate B surface coating glue, can change colour under 5. ultraviolet light that ultraviolet inspection device is distributed, work as institute
After thering is sizing position all to change colour, illustrate that circuit board coating processing meets product requirement；When the certain or many places of circuit board
There is non-discolouring phenomenon in sizing portion, illustrates that the circuit board leaks coating glue.
So, when detecting qualified, 5. 6. ultraviolet inspection device pushes product to catcher；It is covered when there is holiday
Circuit board, ultraviolet inspection device collects the product.Therefore, pass through the setting of ultraviolet inspection device, main mesh
Be：It can thoroughly prevent substandard product from flowing into catcher.
Meanwhile ultraviolet light can further ensure that the effect of glue curing.
In conclusion the implementation process of the present embodiment is as follows：
From the clamping part to turnover device of upper panel assembly piecewise, then the circuit board of horizontal feeding glue to be coated is pressing from both sides
It holds under the transmission of unit, by the face-up feeding coating unit of circuit board, coating glue is needed to surface by coating unit
Position is coated, and after the front surface coated of circuit board to be done, then circuit board is retracted to the clamping part of clamping unit, and drive whole
After torsion shaft overturns 180 °, back of circuit board is arranged a Overturnable-plate frame upward at this time, then again send circuit board to coating
Device carries out back side fixed point coating and then the circuit board after coating is sent into curing oven with completing the two-sided coating of circuit board
It carries out drying and processing to collect defective work then under the inspection of ultraviolet inspection device, qualified products, which are sent to, receives plate dress
Set middle carry out rewinding.
The present invention is described in detail above, its object is to allow the personage for being familiar with this field technology that can understand this
The content of invention is simultaneously implemented, and it is not intended to limit the scope of the present invention, all Spirit Essence institutes according to the present invention
The equivalent change or modification of work should all cover within the scope of the present invention.
Claims (10)
1. a kind of dual coating technique of circuit board, the production system which uses includes the upper panel assembly set gradually, turns over
Panel assembly, coating unit, solidification equipment, ultraviolet inspection device, its step are as follows：
1）, from upper panel assembly piecewise to the circuit board of the horizontal feeding glue to be coated of turnover device；
2）, under the transmission of turnover device, the face-up feeding coating unit of circuit board is needed to apply by coating unit to surface
The position for covering glue is coated；
3）, circuit board to be done front surface coated after, then circuit board retracted into turnover device, and drive circuit board around level side
To after 180 ° of overturning, back of circuit board is arranged upward at this time；
4）, again by the circuit board of the back side upward send to coating unit carry out the back side fixed point coating, it is two-sided to complete circuit board
Coating；
5）, will the circuit board that dual coating be completed be sent into curing oven in carry out drying and processing；
6）, under circuit board surface coating glue position checks after ultraviolet inspection device is to drying, and by qualified products
It is sent in catcher and carries out rewinding, defective work is separately collected.
2. the dual coating technique of circuit board according to claim 1, it is characterised in that：The panel turnover device includes machine
The rollover stand on the engine base is turningly arranged around horizontal direction, is arranged on the rollover stand and can realize electricity for seat
The transport mechanism of road plate level transmission and the driving mechanism for driving the rollover stand to overturn, wherein the conveyer
The circuit board can be sent into the coating unit and take out the circuit that single side coating is completed from the coating unit by structure
Plate；The rollover stand is an overturning period with 180 °, and the circuit board after overturning is in horizontality every time.
3. the dual coating technique of circuit board according to claim 2, it is characterised in that：The panel turnover device further includes
The adjustable plate that is arranged inside the rollover stand and can be moved horizontally along rollover stand rotational axis line direction, the tune
The channel that plate forms power circuit board transmission with rollover stand side inner wall is saved, the transport mechanism is arranged in the channel
On the adjustable plate and/or the rollover stand in portion.
4. the dual coating technique of circuit board according to claim 3, it is characterised in that：It is also set at the top of the rollover stand
Have the guide rod for crossing the adjustable plate and and lead screw, the panel turnover device further include be arranged on the rollover stand be used for band
The actuator of the rotation of the lead screw own axes is moved, wherein in the case where the actuator drives, the lead screw is around Pivot Point Center
Rotation, the adjustable plate are traversing to change the width degree in the channel therewith.
5. the dual coating technique of circuit board according to claim 3, it is characterised in that：The transport mechanism includes point
It is not located in the adjustable plate of the channel both sides and pinch unit on the rollover stand inner wall, for driving the pinch
The driving unit that unit moves synchronously, wherein the pinch unit forms clamping part, it is described under pinch unit operating
Clamping part holds the transfer of the opposite sides level of the circuit board.
6. the dual coating technique of circuit board according to claim 5, it is characterised in that：The pinch unit includes upper
The upper endless belt conveyer component and lower annular biography of lower setting and formation with the clamping part of circuit board side matching thickness
Send band component.
7. the dual coating technique of circuit board according to claim 6, it is characterised in that：The upper endless belt conveyer group
About clamping part setting symmetrical above and below, the upper endless belt conveyer component includes being located at for part and lower endless belt conveyer component
The driving wheel at rollover stand input and output material both ends, the conveyer belt for being set in two driving wheel peripheries, wherein positioned at described
Described in being formed between the conveyer belt lower part of upper endless belt conveyer component and the conveyer belt top of the lower endless belt conveyer component
Clamping part.
8. the dual coating technique of circuit board according to claim 7, it is characterised in that：The upper endless belt conveyer group
Part further includes the tensioning wheel group for being arranged far from the clamping part, and the tensioning wheel group includes three in Chinese character pin-shaped distribution
Bearing up pulley, wherein the conveyer belt is set in the tensioning wheel positioned at Chinese character pin-shaped top, remaining two tensioning wheel loads are set
In the outside of the conveyer belt.
9. the dual coating technique of circuit board according to claim 8, it is characterised in that：The driving unit includes using
The tensioning wheel described in the Chinese character pin-shaped top of endless belt conveyer component under by described in upper endless belt conveyer component described in both sides or both sides
The connecting shaft of synchronized links, motor and transmission belt for driving the connecting shaft rotation, wherein the connecting shaft both ends
It is rotatably arranged at the opposite sides of the rollover stand respectively.
10. the dual coating technique of circuit board according to claim 9, it is characterised in that：The driving unit also wraps
The gear rotated synchronously respectively with the driving wheel is included, wherein positioned at the upper endless belt conveyer component and the lower annular transmission
It is meshed setting from one end or the both ends gear setting up and down with component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810492949.6A CN108580198A (en) | 2018-05-22 | 2018-05-22 | A kind of dual coating technique of circuit board |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810492949.6A CN108580198A (en) | 2018-05-22 | 2018-05-22 | A kind of dual coating technique of circuit board |
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| CN108580198A true CN108580198A (en) | 2018-09-28 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111565515A (en) * | 2020-06-09 | 2020-08-21 | 江苏胜帆电子科技有限公司 | Manufacturing method of LCP material high-frequency plate |
| CN113070190A (en) * | 2021-04-30 | 2021-07-06 | 滁州惠科光电科技有限公司 | Glue coating method and glue coating device for display device |
| CN113473725A (en) * | 2021-08-24 | 2021-10-01 | 斯威弗特信息技术(杭州)有限公司 | Turnover mechanism for circuit board printing |
| CN114585170A (en) * | 2022-03-21 | 2022-06-03 | 信丰福昌发电子有限公司 | HDI circuit board surface corrosion-resistant layer smearing equipment and HDI circuit board surface corrosion-resistant layer smearing technology |
| CN115284022A (en) * | 2022-08-15 | 2022-11-04 | 安徽工程大学 | Milling platform convenient for double-side processing of copper part |
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| CN111565515B (en) * | 2020-06-09 | 2021-05-28 | 江苏胜帆电子科技有限公司 | Manufacturing method of LCP material high-frequency plate |
| CN113070190A (en) * | 2021-04-30 | 2021-07-06 | 滁州惠科光电科技有限公司 | Glue coating method and glue coating device for display device |
| CN113473725A (en) * | 2021-08-24 | 2021-10-01 | 斯威弗特信息技术(杭州)有限公司 | Turnover mechanism for circuit board printing |
| CN113473725B (en) * | 2021-08-24 | 2022-07-26 | 斯威弗特信息技术(杭州)有限公司 | Turnover mechanism for circuit board printing |
| CN114585170A (en) * | 2022-03-21 | 2022-06-03 | 信丰福昌发电子有限公司 | HDI circuit board surface corrosion-resistant layer smearing equipment and HDI circuit board surface corrosion-resistant layer smearing technology |
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