CN109049948A - A kind of paste-tin printing apparatus and printing process - Google Patents
A kind of paste-tin printing apparatus and printing process Download PDFInfo
- Publication number
- CN109049948A CN109049948A CN201811065348.3A CN201811065348A CN109049948A CN 109049948 A CN109049948 A CN 109049948A CN 201811065348 A CN201811065348 A CN 201811065348A CN 109049948 A CN109049948 A CN 109049948A
- Authority
- CN
- China
- Prior art keywords
- sliding block
- scraper
- conveyer belt
- steel mesh
- along
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 44
- 239000010959 steel Substances 0.000 claims abstract description 44
- 239000000758 substrate Substances 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 230000003028 elevating effect Effects 0.000 claims abstract description 8
- 230000007723 transport mechanism Effects 0.000 claims abstract description 7
- 229910000679 solder Inorganic materials 0.000 claims description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract description 7
- 239000006071 cream Substances 0.000 abstract description 7
- 230000007423 decrease Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/08—Machines
- B41F15/0804—Machines for printing sheets
- B41F15/0813—Machines for printing sheets with flat screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/14—Details
- B41F15/16—Printing tables
- B41F15/18—Supports for workpieces
- B41F15/22—Supports for workpieces for single sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/14—Details
- B41F15/34—Screens, Frames; Holders therefor
- B41F15/36—Screens, Frames; Holders therefor flat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/14—Details
- B41F15/44—Squeegees or doctors
-
- 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
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/12—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns
- H05K3/1216—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns by screen printing or stencil printing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Screen Printers (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
The invention discloses a kind of tin cream automatic printing device and printing process, which includes bracket, and being horizontally disposed on bracket has the transport mechanism moved in the X-axis direction, the elevating mechanism moved along Z-direction and the clamp system moved along the y axis；Transport mechanism includes the conveyer belt for placing substrate；The clamp system includes two collets and two the first cylinders, and a collet is fixedly installed in the end of the piston rod of each first cylinder, and two collets are located at the two sides of conveyer belt.Elevating mechanism includes the first sliding rail being arranged on bracket along Z-direction vertical direction, the first sliding block, the second cylinder, third cylinder and two the 4th cylinders, and the lower end of the second sliding block is fixedly installed the aid component for stepping up steel mesh；Scraper is located above conveyer belt, accommodates component between conveyer belt and scraper.The printing equipment structure is simple, easy to operate, high degree of automation, and printing efficiency is high, at low cost.
Description
Technical field
Present invention relates particularly to a kind of paste-tin printing apparatus and printing processes.
Background technique
Stencil printer is also known as SMT printing machine, is generally made of mechanisms such as loading plus tin cream, coining, defeated circuit boards.It
Working principle be: the circuit board that will first print is made printing plate, dress on the printer, then by artificial or printing machine tin cream
It is transferred on circuit board coated on the place for having writings and image on printing plate, then directly or indirectly, to copy and printing plate
Identical pcb board；Paste-tin printing apparatus in currently available technology is usually that semi-automation can reduce printing in printing
Efficiency；And fully-automatic equipment price is higher, for this purpose, it is proposed that a kind of tin cream automatic printing device solves the above problems.
Summary of the invention
The purpose of the present invention is to provide a kind of tin cream automatic printing device and printing process, solution is printed in the prior art
Apparatus structure is complicated, and printing efficiency is poor, automation claims low technical problem.
To solve the above problems, the technical solution adopted by the present invention is that:
A kind of paste-tin printing apparatus, including bracket, being horizontally disposed on bracket has the transport mechanism moved in the X-axis direction, along Z
The elevating mechanism of axis direction movement and the clamp system moved along the y axis；The transport mechanism includes for placing substrate
Conveyer belt；The clamp system includes two collets and two the first cylinders, and the end of the piston rod of each first cylinder is fixed
One collet is set, and two collets are located at the two sides of conveyer belt.
The elevating mechanism includes the first sliding rail being arranged on bracket along Z-direction vertical direction, the first sliding block, second
Cylinder, third cylinder and two the 4th cylinders, the sliding of the first sliding block are fastened on the first sliding rail, and the second cylinder drives the first sliding block
It is slided above and below along the first sliding rail along Z-direction, is provided with the second sliding rail, the second sliding rail and transmission on the first sliding block along the x axis
Band is parallel, and sliding is arranged with the second sliding block on the second sliding rail, and third cylinder drives the second sliding block along the second sliding rail water along the x axis
It is smooth dynamic, it is vertically arranged on the second sliding block there are two slide bar, a scraper is fixed in the lower end of each slide bar, and two scrapers are along X-axis
Directional spreding, slide bar are connect by sliding bearing with the second sliding block；One the 4th cylinder drives a corresponding slide bar along Z axis side
To movement, corresponding scraper is driven to move up and down；The lower end of second sliding block is fixedly installed the aid for stepping up steel mesh
Component；Scraper is located above conveyer belt, accommodates component between conveyer belt and scraper.
The printing equipment structure is simple, easy to operate, high degree of automation, and printing efficiency is high, at low cost.
It is further improved, by parallel lead screw there are two bearing rotation settings on the bracket, each lead screw is divided into the
The thread rotary orientation of one section and second segment, first segment and second segment is arranged on the contrary, be arranged with third sliding block on first segment on second segment
There is Four-slider, third sliding block and Four-slider are connect with threads of lead screw, are fixedly installed X-direction on two third sliding blocks
First guide rail, the second guide rail of X-direction is fixedly installed on two Four-sliders, and conveyer belt is arranged in the first guide rail and second
On guide rail.
The spacing between the first guide rail, the second guide rail is adjusted by rotational lead screw according to the width of substrate, to meet not
With the substrate of size, strong applicability, and structure is simple, easy to operate.
It is further improved, the guide rod parallel with lead screw there are two settings on the bracket, on third sliding block, Four-slider
It offers through-hole, a third sliding block and a Four-slider is arranged by through-hole slidingtype on each guide rod.It is led by setting
Bar improves structural stability, prevents in adjustment process, shake.
It is further improved, is provided with support platform on the bracket, support platform upper surface is fixedly installed along Z-direction
Multiple support rods, the high settings such as multiple support rods, support platform are driven by the 5th cylinder, are moved up and down along Z-direction, are propped up
Strut is located at below substrate, and is located at the underface of steel mesh.When clamping plate is moved to immediately below steel mesh, it is flat that the 5th cylinder drives support
Platform rises, and the upper end of support rod is made to withstand the bottom surface of substrate, guarantees that steel mesh is bonded completely with the substrate printed is needed, was printing
Journey middle clamp plate will not deform, and improve printing quality.
It is further improved, the aid component includes two clamping plates for offering U-shaped card slot, and two U-shaped card slots are opposite
It is arranged, offers threaded hole on clamping plate, screw thread is provided with clamp stud in the air.In the both ends insertion U-shaped card slot of steel mesh, and pass through
Clamp stud fastening, prevents the steel mesh in printing process to be subjected to displacement and influence printing quality.
Printing process includes the following steps: to be fixed on aid component 1), by steel mesh；2) conveyer belt, is placed a substrate in
On, start conveyer belt, substrate is moved at clamp system, conveyer belt stops working；3), two the first cylinders of clamp system push away
Dynamic collet is drawn close to centre, and clamping plate is fastened；4), the 5th cylinder drives support platform and rises, and the upper end of support rod is made to withstand substrate
Bottom surface, guarantee that steel mesh is bonded completely with the substrate that prints of needs；5), the second cylinder drives the first sliding block to drive steel mesh, scraper
It is moved downwardly together with the second sliding block, makes steel mesh and substrate superposition；6), corresponding one is driven by the 4th cylinder
Slide bar drives scraper to continue to move down, and contacts scraper with steel mesh upper surface, another scraper is not contacted with steel mesh；7),
Three cylinders drive the second sliding block to move along the x axis, drive lower scraper to be moved to the other end from one end of steel mesh and complete print
The movement of brush tin cream；8), the 4th cylinder drives corresponding scraper to rise, and disengages scraper with steel mesh upper surface；9), the second cylinder
Drive the first sliding block that steel mesh is driven to lift, two the first cylinder driving collets of Y direction are shunk, and are removed the fixation to substrate, are passed
It send band to set starting, the substrate printed is transmitted into chip mounter.
Compared with prior art, the present invention having the following beneficial effects:
Printing equipment of the present invention, the printing equipment structure is simple, easy to operate, high degree of automation, printing efficiency
Height, it is at low cost.In the case where meeting same process conditions, made price is the 1/20 of tin cream automatic printing on sale in market.Together
When using after this equipment, printing station is worked continuously without operating personnel, a Nian Kewei company save certain employment at
This.
Detailed description of the invention
Fig. 1 is the perspective view of paste-tin printing apparatus of the present invention.
Fig. 2 is front view.
Fig. 3 is left view.
Specific embodiment
For a better understanding of the present invention, the contents of the present invention are further illustrated below with reference to embodiment, but of the invention
Content is not limited solely to the following examples.
As shown in Figure 1-3, a kind of paste-tin printing apparatus, including bracket 1, it is horizontally disposed with and moves in the X-axis direction on bracket
Transport mechanism, the elevating mechanism moved along Z-direction and the clamp system (not shown) moved along the y axis；It is described
Transport mechanism includes the conveyer belt (not shown) for placing substrate；The clamp system includes two collets and two the
A collet is fixedly installed in the end of one cylinder, the piston rod of each first cylinder, and two collets are located at the two sides of conveyer belt.
In the present embodiment, the three axis right angles that X, Y, Z axis direction marks as shown in figure 1 make marks shown.
The elevating mechanism includes the first sliding rail 1 being arranged on bracket along Z-direction vertical direction, the first sliding block 3,
Two cylinders, third cylinder and two the 4th cylinders, the sliding of the first sliding block 3 are fastened on the first sliding rail 2, the second cylinder driving first
Sliding block 3 is slided along the first sliding rail 2 along Z-direction above and below, is provided with the second sliding rail 4 on the first sliding block 3 along the x axis, and second is sliding
Rail 4 is parallel with conveyer belt, and sliding is arranged with the second sliding block 5 on the second sliding rail 4, and third cylinder drives the second sliding block 5 sliding along second
The horizontal sliding along the x axis of rail 4, is vertically arranged that there are two slide bars 6 on the second sliding block 5, and the lower end of each slide bar 6 is fixed one and scraped
Knife 7, two scrapers 7 are distributed along the x axis, and slide bar 6 is connect by sliding bearing with the second sliding block 5；One the 4th cylinder driving
A corresponding slide bar 6 is moved along Z-direction, and corresponding scraper 7 is driven to move up and down；The lower end of second sliding block 5 is fixed
It is provided with the aid component 8 for stepping up steel mesh；Scraper 7 is located above conveyer belt, and aid component 8 is located at conveyer belt and scraper 7
Between.Two scrapers, only one works always, and when needing to print from left to right, the scraper decline on the left side is contacted with steel mesh,
It is printed；When needing to print from right to left, the scraper decline on the right is contacted with steel mesh, is printed.
The printing equipment structure is simple, easy to operate, high degree of automation, and printing efficiency is high, at low cost.
In the present embodiment, by bearing rotation setting, there are two parallel lead screw 11, each lead screws 11 on the bracket
It is divided into first segment and second segment, the thread rotary orientation of first segment and second segment is on the contrary, be arranged with third sliding block 14 on first segment, and second
It is arranged with Four-slider 15 in section, third sliding block 14 and Four-slider 15 are connect with threads of lead screw, on two third sliding blocks 14
It is fixedly installed the first guide rail 13 of X-direction, the second guide rail 9 of X-direction is fixedly installed on two Four-sliders 15, is passed
Band is sent to be arranged on the first guide rail 13 and the second guide rail 9.According to the width of substrate, by rotational lead screw, the first guide rail, the are adjusted
Spacing between two guide rails, to meet various sizes of substrate, strong applicability, and structure is simple, easy to operate.By on lead screw two
Section thread rotary orientation is oppositely arranged, then when rotating clockwise lead screw, third sliding block 14 and Four-slider 15 are close to each other；When counterclockwise
When rotational lead screw, third sliding block 14 and Four-slider 15 are located remotely from each other.
In the present embodiment, there are two the guide rod 12 parallel with lead screw, third sliding blocks the 14, the 4th for setting on the bracket 1
It offers through-hole on sliding block 15, a third sliding block 14 and one the 4th cunning is arranged by through-hole slidingtype on each guide rod 12
Block 15.By the way that guide rod is arranged, structural stability is improved, prevents in adjustment process, shakes.
In the present embodiment, support platform 16 is provided on the bracket 1,16 upper surface of support platform is solid along Z-direction
Surely multiple support rods 10 are provided with, the high settings such as multiple support rods 10, support platform is driven by the 5th cylinder, along Z-direction
It moves up and down, support rod is located at below substrate, and is located at the underface of steel mesh.When clamping plate is moved to immediately below steel mesh, the 5th
Cylinder drives support platform and rises, and the upper end of support rod 10 is made to withstand the bottom surface of substrate, guarantees that steel mesh and the substrate for needing to print are complete
Full fitting, will not deform in printing process middle clamp plate, improve printing quality.
In the present embodiment, the aid component includes two clamping plates 8 for offering U-shaped card slot, and two U-shaped card slot phases
To setting, threaded hole is offered on clamping plate, screw thread is provided with clamp stud in the air.In the both ends insertion U-shaped card slot of steel mesh, and lead to
Clamp stud fastening is crossed, the steel mesh in printing process is prevented to be subjected to displacement and influence printing quality.
Included the following steps: using the printing process of the printing equipment
1), steel mesh is fixed on aid component；
2) it, places a substrate on conveyer belt, starts conveyer belt, substrate is moved at clamp system, conveyer belt stops work
Make；
3), two the first cylinders of clamp system push collet to draw close to centre, and clamping plate is fastened；
4), the 5th cylinder drives support platform and rises, and the upper end of support rod is made to withstand the bottom surface of substrate, guarantees steel mesh and needs
The substrate of printing is bonded completely；
5), the second cylinder drives the first sliding block that steel mesh, scraper and the second sliding block is driven to move downwardly together, makes steel mesh and base
Plate superposition；
6) it, drives a corresponding slide bar that scraper is driven to continue to move down by the 4th cylinder, makes scraper and steel
Web sheet face contact, another scraper are not contacted with steel mesh；
7), third cylinder drives the second sliding block to move along the x axis, and lower scraper is driven to be moved to from one end of steel mesh
The other end completes print solder paste movement；
8), the 4th cylinder drives corresponding scraper to rise, and disengages scraper with steel mesh upper surface；
9), the second cylinder drives the first sliding block that steel mesh is driven to lift, and two the first cylinder driving collets of Y direction are shunk,
The fixation to substrate is removed, conveyer belt sets starting, the substrate printed is transmitted into chip mounter.
Do not done in the present invention illustrate be the prior art or can be realized by the prior art, and the present invention
Described in specific implementation case be only preferable case study on implementation of the invention, practical range not for the purpose of limiting the invention.
Equivalent changes and modifications made by i.e. all contents according to scope of the present invention patent all should be used as technology scope of the invention.
Claims (6)
1. a kind of paste-tin printing apparatus, which is characterized in that including bracket, being horizontally disposed on bracket has the biography moved in the X-axis direction
Send mechanism, the elevating mechanism moved along Z-direction and the clamp system moved along the y axis；The transport mechanism includes being used for
Place the conveyer belt of substrate；The clamp system includes two collets and two the first cylinders, the piston rod of each first cylinder
End a collet is fixedly installed, two collets are located at the two sides of conveyer belt；
The elevating mechanism includes the first sliding rail, the first sliding block, the second gas being arranged on bracket along Z-direction vertical direction
Cylinder, third cylinder and two the 4th cylinders, the sliding of the first sliding block are fastened on the first sliding rail, and the second cylinder drives the first sliding block edge
First sliding rail slides above and below along Z-direction, is provided with the second sliding rail, the second sliding rail and conveyer belt on the first sliding block along the x axis
In parallel, sliding is arranged with the second sliding block on the second sliding rail, and third cylinder drives the second sliding block horizontal along the x axis along the second sliding rail
It slides, is vertically arranged on the second sliding block there are two slide bar, a scraper is fixed in the lower end of each slide bar, and two scrapers are along X-axis side
To distribution, slide bar is connect by sliding bearing with the second sliding block；One the 4th cylinder drives a corresponding slide bar along Z-direction
It is mobile, drive corresponding scraper to move up and down；The lower end of second sliding block is fixedly installed the aid group for stepping up steel mesh
Part；Scraper is located above conveyer belt, accommodates component between conveyer belt and scraper.
2. paste-tin printing apparatus according to claim 1, which is characterized in that be provided on the bracket by bearing rotation
Two parallel lead screws, each lead screw are divided into first segment and second segment, and the thread rotary orientation of first segment and second segment is on the contrary, first segment
On be arranged with third sliding block, Four-slider is arranged on second segment, third sliding block and Four-slider are connect with threads of lead screw, two
It is fixedly installed the first guide rail of X-direction on third sliding block, is fixedly installed the second of X-direction on two Four-sliders and leads
Rail, conveyer belt are arranged on the first guide rail and the second guide rail.
3. paste-tin printing apparatus according to claim 2, which is characterized in that there are two flat with lead screw for setting on the bracket
Capable guide rod, offers through-hole on third sliding block, Four-slider, is arranged a third by through-hole slidingtype on each guide rod
Sliding block and a Four-slider.
4. paste-tin printing apparatus according to any one of claim 1-3, which is characterized in that be provided with branch on the bracket
Platform is supportted, support platform upper surface is fixedly installed multiple support rods, the high settings such as multiple support rods along Z-direction, and support is put down
Platform is driven by the 5th cylinder, is moved up and down along Z-direction, and support rod is located at below substrate, and is located at the underface of steel mesh.
5. paste-tin printing apparatus according to claim 4, which is characterized in that the aid component includes two and offers U
The clamping plate of shape card slot, and two U-shaped card slots are oppositely arranged, and threaded hole is offered on clamping plate, screw thread is provided with clamp stud in the air.
6. using the printing process of paste-tin printing apparatus described in any one of claim 1-5, which is characterized in that including walking as follows
It is rapid:
1), steel mesh is fixed on aid component；
2) it, places a substrate on conveyer belt, starts conveyer belt, substrate is moved at clamp system, conveyer belt stops working；
3), two the first cylinders of clamp system push collet to draw close to centre, and clamping plate is fastened；
4), the 5th cylinder drives support platform and rises, and the upper end of support rod is made to withstand the bottom surface of substrate, guarantees steel mesh and needs to print
Substrate be bonded completely；
5), the second cylinder drives the first sliding block that steel mesh, scraper and the second sliding block is driven to move downwardly together, keeps steel mesh and substrate folded
It aggravates to close；
6) it, drives a corresponding slide bar that scraper is driven to continue to move down by the 4th cylinder, makes on scraper and steel mesh
Surface contact, another scraper are not contacted with steel mesh；
7), third cylinder drives the second sliding block to move along the x axis, drives lower scraper to be moved to from one end of steel mesh another
Complete print solder paste movement in end；
8), the 4th cylinder drives corresponding scraper to rise, and disengages scraper with steel mesh upper surface；
9), the second cylinder drives the first sliding block that steel mesh is driven to lift, and two the first cylinder driving collets of Y direction are shunk, removal
Fixation to substrate, conveyer belt set starting, and the substrate printed is transmitted into chip mounter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811065348.3A CN109049948B (en) | 2018-09-12 | 2018-09-12 | Solder paste printing device and printing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811065348.3A CN109049948B (en) | 2018-09-12 | 2018-09-12 | Solder paste printing device and printing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109049948A true CN109049948A (en) | 2018-12-21 |
| CN109049948B CN109049948B (en) | 2024-04-05 |
Family
ID=64760420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811065348.3A Active CN109049948B (en) | 2018-09-12 | 2018-09-12 | Solder paste printing device and printing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109049948B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109862706A (en) * | 2019-01-24 | 2019-06-07 | 绍兴市微益电器有限公司 | A kind of circuit board printing process |
| CN111497426A (en) * | 2020-05-08 | 2020-08-07 | 昆山市嘉源昊泽光电科技有限公司 | Vacuum solder paste printing machine |
| CN111730960A (en) * | 2020-07-08 | 2020-10-02 | 深圳市斯迈得半导体有限公司 | Mini backlight vacuum printing device and using method thereof |
| CN112406271A (en) * | 2020-11-19 | 2021-02-26 | 重庆电子工程职业学院 | Quick solder paste printing device |
| CN113601954A (en) * | 2021-08-11 | 2021-11-05 | 刘华 | Multifunctional solder paste printer and control method thereof |
| CN113954505A (en) * | 2021-09-18 | 2022-01-21 | 深圳市国芯通科技有限公司 | Solder printing equipment for circuit board |
| CN115283183A (en) * | 2022-08-31 | 2022-11-04 | 珠海格力电器股份有限公司 | Automatic coating device and automatic coating method of heat dissipation medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109862706A (en) * | 2019-01-24 | 2019-06-07 | 绍兴市微益电器有限公司 | A kind of circuit board printing process |
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| CN113601954A (en) * | 2021-08-11 | 2021-11-05 | 刘华 | Multifunctional solder paste printer and control method thereof |
| CN113954505A (en) * | 2021-09-18 | 2022-01-21 | 深圳市国芯通科技有限公司 | Solder printing equipment for circuit board |
| CN115283183A (en) * | 2022-08-31 | 2022-11-04 | 珠海格力电器股份有限公司 | Automatic coating device and automatic coating method of heat dissipation medium |
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| CN109049948B (en) | 2024-04-05 |
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Address after: 210061 No. 5 Guangming Road, Pukou Economic Development Zone, Nanjing, Jiangsu Province Applicant after: NANJING CHINA ELECTRONICS PANDA LIGHTING Co.,Ltd. Address before: 210061 No. 1, No. 31, Building 4, No. 5 Gaoke Road, Pukou High-tech Development Zone, Nanjing City, Jiangsu Province Applicant before: NANJING CHINA ELECTRONICS PANDA LIGHTING Co.,Ltd. |
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