CN215850188U - Tin printing device for electronic product - Google Patents
Tin printing device for electronic product Download PDFInfo
- Publication number
- CN215850188U CN215850188U CN202122079517.2U CN202122079517U CN215850188U CN 215850188 U CN215850188 U CN 215850188U CN 202122079517 U CN202122079517 U CN 202122079517U CN 215850188 U CN215850188 U CN 215850188U
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- Prior art keywords
- screen printing
- frame
- bottom plate
- material carrying
- guide
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- 238000007639 printing Methods 0.000 title claims abstract description 31
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 238000007650 screen-printing Methods 0.000 claims abstract description 77
- 239000000463 material Substances 0.000 claims abstract description 47
- 238000007790 scraping Methods 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000003466 welding Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Screen Printers (AREA)
- Manufacturing Of Printed Wiring (AREA)
Abstract
The utility model discloses a tin printing device for electronic products, which comprises a second workbench, a connecting roller frame and a material carrying plate, wherein the second workbench is provided with a conveyor belt, the connecting roller frame is positioned at the front end of the second workbench, the material carrying plate is used for placing a circuit board, the material carrying plate can be conveyed between the connecting roller frame and the conveyor belt, a bracket is arranged above the second workbench, the top of the bracket is provided with an air cylinder, a piston rod of the air cylinder penetrates through the bracket, the lower end of the piston rod is connected with a silk screen frame, the bottom of the silk screen frame is provided with a silk screen bottom plate, the lower surface of the screen printing bottom plate is provided with a positioning column, the material carrying plate is provided with a positioning hole, two inner walls opposite to the screen printing frame are positioned above the screen printing bottom plate and are respectively provided with a sliding groove, a sliding block is provided with a motor, a scraper blade which is obliquely arranged is arranged on the mounting rod, two guide block groups which are arranged at intervals are arranged on the conveying belt, and the lower surface of the material carrying plate is provided with a guide sliding groove. The utility model can better adapt to various processing scenes, and improves the processing precision and efficiency.
Description
Technical Field
The utility model relates to a tin printing device for an electronic product, and belongs to the technical field of electronic product processing equipment.
Background
The silk screen printing is a device which uses a silk screen as a plate base and is manufactured into a silk screen printing plate with pictures and texts by a photosensitive plate making method, the silk screen printing plate consists of five major elements, the silk screen printing plate, a scraper blade, printing ink, a printing table and a printing stock, the basic principle that part of meshes of the pictures and texts of the silk screen printing plate can penetrate the printing ink and part of meshes of non-pictures and texts can not penetrate the printing ink is utilized to print, the printing ink is poured into one end of the silk screen printing plate during printing, the scraper blade is used for applying certain pressure to ink positions on the silk screen printing plate, meanwhile, the printing ink moves towards the other end of the silk screen printing plate at a constant speed, the printing ink is extruded onto the printing stock from the meshes of the pictures and texts by the scraper blade during moving, and the silk screen printing device of electronic products such as a circuit board and the like is a device which uses tin powder to replace the printing ink, and enables the meshes to align to welding spots on the circuit board to print.
The existing screen printing device for electronic products has the problems that the position of a circuit board is easy to deviate and tin printing cannot be accurately printed when the circuit board is printed, so that the processing precision of the product is insufficient and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a tin printing device for electronic products, which ensures the position precision of a material carrying plate in the whole process of material conveying and processing, avoids the circuit board on the material carrying plate from deviating and improves the processing precision and efficiency.
In order to solve the technical problems, the utility model adopts the technical scheme that: a tin printing device for electronic products comprises a second workbench, a connecting roller frame and a material carrying plate, wherein the second workbench is provided with a conveyor belt, the connecting roller frame is positioned between the second workbench, the material carrying plate is used for placing a circuit board, the material carrying plate can be conveyed between the connecting roller frame and the conveyor belt, a support is arranged above the second workbench, the top of the support is provided with an air cylinder, a piston rod of the air cylinder penetrates through the support, the lower end of the piston rod is connected with a screen printing frame capable of moving up and down above the conveyor belt, the bottom of the screen printing frame is provided with a screen printing bottom plate, the lower surface of the screen printing bottom plate is provided with at least two positioning columns, and the material carrying plate is provided with positioning holes matched with the positioning columns;
the screen printing frame comprises a screen printing frame, a plurality of screen printing bottom plates and a plurality of screen printing frames, wherein the screen printing frame is characterized in that two opposite inner walls of the screen printing frame are respectively provided with a sliding chute above the screen printing bottom plates, each sliding chute is internally provided with a sliding block capable of reciprocating in the sliding chute, one sliding block is provided with a motor, one end of an installation rod is connected with an output shaft of the motor, the other end of the installation rod is rotatably connected with the other sliding block through a bearing, an obliquely arranged scraping plate is arranged on the installation rod, the lower end face of the scraping plate is contacted with the upper surface of the screen printing bottom plates, at least one sliding block is connected with a driving mechanism, the screen printing frame is provided with a feeding hole, and the central area of the screen printing bottom plates is provided with a plurality of uniformly distributed discharging through holes;
the conveying belt is provided with two guide block groups arranged at intervals, each guide block group is formed by sequentially arranging a plurality of guide blocks along the advancing direction of the material carrying plate, and the lower surface of the material carrying plate is provided with two guide sliding chutes matched with the guide block groups.
The further improved scheme in the technical scheme is as follows:
1. in the scheme, two ends of the top of the screen printing frame are respectively provided with a guide rod, and the upper end of each guide rod penetrates through the support and is in sliding connection with the support.
2. In the scheme, the rotating roller of the connecting roller frame is provided with the guide ring matched with the guide sliding groove.
3. In the scheme, one end of the silk-screen bottom plate is hinged with the silk-screen frame, and the other end of the silk-screen bottom plate is fixedly connected with the silk-screen frame through a bolt or a key slot.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
1. the tin printing device for the electronic product realizes automatic operation of feeding, transporting and tin powder coating, can also ensure the position precision of a circuit board in the operation process, avoids deviation and improves the processing precision and efficiency; and in addition, be provided with a slider that can reciprocating motion in the spout in its every spout, install a motor on the slider, the one end of an installation pole and the output shaft of motor, the other end of installation pole passes through the bearing and is connected with another slider rotation, the scraper blade that an slope set up is installed on the installation pole and the lower terminal surface of this scraper blade and the last surface contact of silk screen printing bottom plate, both can realize the various processing scenes of regulation with better adaptation to scraper blade inclination, can make the scraper blade all can act on the tin powder along with slider reciprocating motion in-process through the upset to the scraper blade again, the efficiency of processing is improved.
2. According to the tin printing device for the electronic product, the two guide block groups arranged at intervals are arranged on the conveying belt, each guide block group is formed by sequentially arranging the plurality of guide blocks along the advancing direction of the material carrying plate, the two guide sliding grooves matched with the guide block groups are formed in the lower surface of the material carrying plate, the position precision of the material carrying plate in the whole process of material conveying and processing can be ensured, the circuit board on the material carrying plate is prevented from deviating, and the processing precision is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a tin printing device for electronic products according to the present invention;
FIG. 2 is a side sectional view of a tin printing device for electronic products according to the present invention;
FIG. 3 is a schematic view of a partial structure of a tin printing device for electronic products according to the present invention;
FIG. 4 is a schematic view of the structure of FIG. 2A according to the present invention.
In the above drawings: 1. a work table; 2. connecting the roller frame; 3. a conveyor belt; 4. a guide block group; 41. a guide block; 5. a feed inlet; 6. a material carrying plate; 7. a support; 8. a cylinder; 9. screen printing frames; 10. printing a bottom plate in a silk screen mode; 11. a positioning column; 12. positioning holes; 13. a motor; 14. a chute; 15. a slider; 16. a squeegee; 17. a guide chute; 18. a guide bar; 19. mounting a rod; 20. a guide ring.
Detailed Description
In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.
Example 1: a tin printing device for electronic products comprises a workbench 1 provided with a conveyor belt 3, a connecting roller frame 2 positioned at the front end of the workbench 1 and a material carrying plate 6 used for placing a circuit board, wherein the material carrying plate 6 can be conveyed between the connecting roller frame 2 and the conveyor belt 3, a support 7 is arranged above the workbench 1, a cylinder 8 is arranged at the top of the support 7, a piston rod of the cylinder 8 penetrates through the support 7, the lower end of the piston rod is connected with a screen printing frame 9 capable of moving up and down above the conveyor belt 3, a screen printing bottom plate 10 is arranged at the bottom of the screen printing frame 9, at least two positioning columns 11 are arranged on the lower surface of the screen printing bottom plate 10, and positioning holes 12 matched with the positioning columns 11 are arranged on the material carrying plate 6;
two opposite inner walls of the screen printing frame 9 are respectively provided with a sliding chute 14 above the screen printing bottom plate 10, each sliding chute 14 is internally provided with a sliding block 15 capable of reciprocating in the sliding chute 14, one sliding block 15 is provided with a motor 13, one end of a mounting rod 19 is connected with an output shaft of the motor 13, the other end of the mounting rod 19 is rotatably connected with the other sliding block 15 through a bearing, an obliquely arranged scraping plate 16 is arranged on the mounting rod 19, the lower end face of the scraping plate 16 is contacted with the upper surface of the screen printing bottom plate 10, at least one sliding block 15 is connected with a driving mechanism, the screen printing frame 9 is provided with a feeding hole 5, and the central area of the screen printing bottom plate 10 is provided with a plurality of uniformly distributed discharge through holes;
the conveying belt 3 is provided with two guide block groups 4 arranged at intervals, each guide block group 4 is formed by sequentially arranging a plurality of guide blocks 41 along the advancing direction of the material carrying plate 6, and the lower surface of the material carrying plate 6 is provided with two guide sliding grooves 17 used for being matched with the guide block groups 4.
Two ends of the top of the screen printing frame 9 are respectively provided with a guide rod 39, and the upper end of the guide rod 39 penetrates through the bracket 7 and is connected with the bracket 7 in a sliding manner.
One end of the silk screen bottom plate 10 is hinged with the silk screen frame 9, and the other end of the silk screen bottom plate is fixedly connected with the silk screen frame 9 through a bolt or a key slot.
Example 2: a tin printing device for electronic products comprises a workbench 1 provided with a conveyor belt 3, a connecting roller frame 2 positioned at the front end of the workbench 1 and a material carrying plate 6 used for placing a circuit board, wherein the material carrying plate 6 can be conveyed between the connecting roller frame 2 and the conveyor belt 3, a support 7 is arranged above the workbench 1, a cylinder 8 is arranged at the top of the support 7, a piston rod of the cylinder 8 penetrates through the support 7, the lower end of the piston rod is connected with a screen printing frame 9 capable of moving up and down above the conveyor belt 3, a screen printing bottom plate 10 is arranged at the bottom of the screen printing frame 9, at least two positioning columns 11 are arranged on the lower surface of the screen printing bottom plate 10, and positioning holes 12 matched with the positioning columns 11 are arranged on the material carrying plate 6;
two opposite inner walls of the screen printing frame 9 are respectively provided with a sliding chute 14 above the screen printing bottom plate 10, each sliding chute 14 is internally provided with a sliding block 15 capable of reciprocating in the sliding chute 14, one sliding block 15 is provided with a motor 13, one end of a mounting rod 19 is connected with an output shaft of the motor 13, the other end of the mounting rod 19 is rotatably connected with the other sliding block 15 through a bearing, an obliquely arranged scraping plate 16 is arranged on the mounting rod 19, the lower end face of the scraping plate 16 is contacted with the upper surface of the screen printing bottom plate 10, at least one sliding block 15 is connected with a driving mechanism, the screen printing frame 9 is provided with a feeding hole 5, and the central area of the screen printing bottom plate 10 is provided with a plurality of uniformly distributed discharge through holes;
the conveying belt 3 is provided with two guide block groups 4 arranged at intervals, each guide block group 4 is formed by sequentially arranging a plurality of guide blocks 41 along the advancing direction of the material carrying plate 6, and the lower surface of the material carrying plate 6 is provided with two guide sliding grooves 17 used for being matched with the guide block groups 4.
Two ends of the top of the screen printing frame 9 are respectively provided with a guide rod 39, and the upper end of the guide rod 39 penetrates through the bracket 7 and is connected with the bracket 7 in a sliding manner.
The rotating roller of the connecting roller frame 2 is provided with a guide ring 20 matched with the guide sliding chute 17.
When adopting above-mentioned tin printing device for electronic product, the theory of operation does: when the automatic tin powder printing machine works, a material carrying plate with a circuit board placed is placed on a material carrying roller frame at one end of a workbench, a guide ring is embedded into a guide chute, a material carrying plate is pushed to move onto a conveying belt, a spreading opening at one end of the guide chute is convenient for a guide block on the conveying belt to be embedded into the guide chute when the material carrying plate moves, the conveying belt can drive the material carrying plate to move, the conveying belt is started to drive the material carrying plate to move, when the material carrying plate reaches a specified position, the conveying belt stops working temporarily, an air cylinder pushes a screen printing frame and a screen printing bottom plate to move until the screen printing frame descends until a positioning column is inserted into a positioning hole to enable the bottom surface of the screen printing bottom plate to be attached to the top surface of the circuit board, a guide rod can enable the screen printing frame to move more stably, tin powder falls on the screen printing bottom plate, one side of a motor is driven to be in contact with the top surface of the screen printing bottom plate, a driving mechanism drives a sliding block to do reciprocating motion to enable the scraper to drive the tin powder to fall on the circuit board through the hole on the circuit board, when the scraper blade moves to the other end of the silk screen printing bottom plate, the motor rotates to enable the second side edge of the scraper blade to be in contact with the top surface of the silk screen printing bottom plate, each welding spot of tin powder on the circuit board is enough, finally, the cylinder contracts and resets, the conveyor belt is started, and the conveyor belt drives the material carrying plate to continue moving.
A support is arranged above a second workbench, an air cylinder is arranged at the top of the support, a piston rod of the air cylinder penetrates through the support, the lower end of the piston rod is connected with a screen printing frame capable of moving up and down above a conveyor belt, a screen printing bottom plate is arranged at the bottom of the screen printing frame, at least two positioning columns are arranged on the lower surface of the screen printing bottom plate, and positioning holes matched with the positioning columns are formed in a material carrying plate;
in addition, two opposite inner walls of the screen printing frame are respectively provided with a sliding chute above the screen printing bottom plate, each sliding chute is internally provided with a sliding block capable of reciprocating in the sliding chute, a motor is arranged on one sliding block, one end of a mounting rod is connected with an output shaft of the motor, the other end of the mounting rod is rotatably connected with the other sliding block through a bearing, an obliquely arranged scraper blade is arranged on the mounting rod, the lower end surface of the scraper blade is contacted with the upper surface of the screen printing bottom plate, at least one sliding block is connected with a driving mechanism, a feed inlet is arranged on the screen printing frame, a plurality of uniformly distributed discharge through holes are arranged in the central area of the screen printing bottom plate, the scraper blade is driven by the motor to rotate, the adjustment of the inclination angle of the scraper blade can be realized so as to better adapt to various processing scenes, and the scraper blade can act on tin powder in the reciprocating motion process along with the sliding block through the turnover of the scraper blade, the processing efficiency is improved;
and two guide block groups arranged at intervals are arranged on the conveying belt, each guide block group is formed by sequentially arranging a plurality of guide blocks along the advancing direction of the material carrying plate, two guide sliding grooves matched with the guide block groups are arranged on the lower surface of the material carrying plate, the position precision of the material carrying plate in the whole process of material carrying and processing can be ensured, the circuit board on the material carrying plate is prevented from deviating, and the processing precision is improved.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides a seal tin device for electronic product, is including workstation (1) of installing conveyer belt (3), connecting roller frame (2) that are located workstation (1) front end and year flitch (6) that are used for placing the circuit board, it can convey its characterized in that to carry flitch (6) between connecting roller frame (2) and conveyer belt (3): a support (7) is arranged above the workbench (1), an air cylinder (8) is installed at the top of the support (7), a piston rod of the air cylinder (8) penetrates through the support (7), the lower end of the piston rod is connected with a screen printing frame (9) capable of moving up and down above the conveyor belt (3), a screen printing bottom plate (10) is installed at the bottom of the screen printing frame (9), at least two positioning columns (11) are arranged on the lower surface of the screen printing bottom plate (10), and positioning holes (12) matched with the positioning columns (11) are formed in the material carrying plate (6);
two opposite inner walls of the screen printing frame (9) are respectively provided with a sliding chute (14) above the screen printing bottom plate (10), each sliding chute (14) is internally provided with a sliding block (15) capable of reciprocating in the sliding chute (14), one sliding block (15) is provided with a motor (13), one end of a mounting rod (19) is connected with an output shaft of the motor (13), the other end of the mounting rod (19) is rotationally connected with another sliding block (15) through a bearing, an obliquely arranged scraping plate (16) is mounted on the mounting rod (19), the lower end face of the scraping plate (16) is contacted with the upper surface of the silk-screen bottom plate (10), at least one sliding block (15) is connected with a driving mechanism, the screen printing frame (9) is provided with a feeding hole (5), and the central area of the screen printing bottom plate (10) is provided with a plurality of uniformly distributed discharging through holes;
the conveying belt (3) is provided with two guide block groups (4) which are arranged at intervals, each guide block group (4) is formed by sequentially arranging a plurality of guide blocks (41) along the advancing direction of the material carrying plate (6), and the lower surface of the material carrying plate (6) is provided with two guide sliding grooves (17) which are used for being matched with the guide block groups (4).
2. A tin printing apparatus for electronic products according to claim 1, wherein: and two ends of the top of the screen printing frame (9) are respectively provided with a guide rod (18), and the upper end of the guide rod (18) penetrates through the support (7) and is in sliding connection with the support (7).
3. A tin printing apparatus for electronic products according to claim 1 or 2, wherein: and a guide ring (20) matched with the guide sliding groove (17) is arranged on the rotating roller of the connecting roller frame (2).
4. A tin printing apparatus for electronic products according to claim 1 or 2, wherein: one end of the silk screen bottom plate (10) is hinged with the silk screen frame (9), and the other end of the silk screen bottom plate is fixedly connected with the silk screen frame (9) through a bolt or a key groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122079517.2U CN215850188U (en) | 2021-08-31 | 2021-08-31 | Tin printing device for electronic product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122079517.2U CN215850188U (en) | 2021-08-31 | 2021-08-31 | Tin printing device for electronic product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215850188U true CN215850188U (en) | 2022-02-18 |
Family
ID=80244248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122079517.2U Expired - Fee Related CN215850188U (en) | 2021-08-31 | 2021-08-31 | Tin printing device for electronic product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215850188U (en) |
-
2021
- 2021-08-31 CN CN202122079517.2U patent/CN215850188U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220218 |