CN211892464U - PCB (printed circuit board) jet printing machine and PCB jet printing production line - Google Patents
PCB (printed circuit board) jet printing machine and PCB jet printing production line Download PDFInfo
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- CN211892464U CN211892464U CN201921223734.0U CN201921223734U CN211892464U CN 211892464 U CN211892464 U CN 211892464U CN 201921223734 U CN201921223734 U CN 201921223734U CN 211892464 U CN211892464 U CN 211892464U
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- pcb
- workbench
- lifting
- horizontal conveying
- conveying belt
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Abstract
The utility model provides a PCB jet printing machine and a PCB jet printing production line, which comprises an ink jet system, a horizontal conveyer belt for conveying a PCB and a liftable workbench; when the PCB is fed, the lifting workbench is positioned below the horizontal conveying belt; when the PCB moves to the position above the liftable workbench along with the horizontal conveying belt, the liftable workbench supports the PCB to lift to be separated from the horizontal conveying belt, and the PCB is fixed on the liftable workbench; the ink-jet system performs jet printing on the PCB; after the jet printing is finished, the lifting workbench descends, and the PCB is lowered onto the horizontal conveying belt and conveyed continuously along with the horizontal conveying belt. The utility model realizes the automatic flow line production of PCB spray printing by conveying the PCB on the horizontal conveyor belt and spraying the PCB on the liftable worktable, and has high production efficiency; the positioning precision is high, and the positioning error caused by using a mechanical arm and a truss structure in the prior art is avoided; and the four CCD cameras are adopted to compensate the pattern deformation, the size and the shape error, and the positioning printing precision is improved.
Description
Technical Field
The utility model belongs to the technical field of the inkjet printed circuit technique and specifically relates to a PCB board spouts seal machine and PCB board spouts seal production line is related to.
Background
Pcb (printed Circuit board), which is called printed Circuit board in chinese, is an important electronic component, is a support for electronic components, and is a carrier for electrical connection of electronic components.
The printed boards have evolved from single-layer to double-sided, multi-layer and flexible, and still remain the trend for each. Due to the continuous development towards high precision, high density and high reliability, the volume is continuously reduced, the cost is reduced, and the performance is improved, so that the printed board still keeps strong vitality in the development engineering of future electronic equipment.
The general discussion of the future development trend of the production and manufacturing technology of the printed board at home and abroad is basically consistent, namely the development is carried out in the directions of high density, high precision, fine pore diameter, thin conducting wires, fine spacing, high reliability, multilayering, high-speed transmission, light weight and thinness, and the development is carried out in the directions of improving the production rate, reducing the cost and reducing the pollution, and adapting to the production of multiple varieties and small batches.
At present, domestic and foreign researches on jet printing machines mainly focus on an ink jet detection system, an ink curing system and a motion control system, but lack of optimization of a working process, so that the following technical problems exist:
the degree of automation is not high, and operator intervention is needed; in the process of loading, unloading and turning a plate, an operator needs to be assisted by a mechanical arm, a truss structure and other mechanisms, so that the production efficiency and the production cost are influenced.
In addition, the maximum width of the jet printing is small, and the production working range is influenced; the positioning precision is not considered due to the deformation and expansion of the board and the starting error of the board, so the jet printing precision of the large-format PCB is poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a PCB jet printing machine and a PCB jet printing production line, which realizes the automatic flow line production of PCB jet printing and has high production efficiency; the PCB has high positioning precision, improves the jet printing precision, and is suitable for jet printing of large-format PCBs.
The technical scheme is as follows: the utility model provides a PCB plate jet printing machine, which comprises an ink jet system, a horizontal conveyer belt for conveying a PCB plate and a liftable workbench; when the PCB is fed, the lifting workbench is positioned below the horizontal conveying belt; when the PCB moves to the position above the liftable workbench along with the horizontal conveying belt, the liftable workbench supports the PCB to lift to be separated from the horizontal conveying belt, and the PCB is fixed on the liftable workbench; the ink-jet system performs jet printing on the PCB; after the jet printing is finished, the lifting workbench descends, and the PCB is lowered onto the horizontal conveying belt and conveyed continuously along with the horizontal conveying belt.
Furthermore, the two horizontal conveying belts are arranged in parallel; the lifting workbench is positioned in the area between the two horizontal conveying belts.
Further, the lifting device also comprises a lifting motor and a plurality of lifting modules which are symmetrically distributed and connected below the lifting workbench; the lifting motor drives the plurality of lifting modules and the lifting workbench to lift through synchronous belt transmission.
Furthermore, a plurality of pneumatic balancers are arranged below the lifting workbench.
Furthermore, a vacuum adsorption hole is formed in the lifting workbench.
Furthermore, a first limiting pin for limiting the PCB to advance is arranged on the PCB moving-out side of the lifting workbench; and pressing plate mechanisms for pressing and fixing the PCB on the liftable workbench are arranged on two sides of the horizontal conveying belt.
Further, the device also comprises a feeding conveying unit positioned at the feeding end of the PCB of the lifting workbench; the feeding conveying unit comprises an in-place sensor and a second limiting pin for limiting the PCB to advance, which are sequentially arranged along the feeding direction of the feeding conveying unit; clappers used for centering the PCB are symmetrically arranged on two sides of the feeding conveying unit.
Further, the ink jet system comprises a first gantry bridged at two sides of the liftable workbench and an ink jet head movably arranged on a cross beam of the first gantry; the first gantry can reciprocate along the conveying direction of the horizontal conveying belt.
Further, the lifting device also comprises a second gantry positioned at the PCB moving-in side of the lifting workbench; two CCD cameras are respectively arranged on the opposite side surfaces of the second gantry and the first gantry.
The utility model also provides a PCB board jet printing production line, which comprises two PCB board jet printing machines; the discharging end of one PCB board spray printing machine is connected with the feeding end of the other PCB board spray printing machine through a board turnover machine.
Has the advantages that: the utility model realizes the automatic flow line production of PCB spray printing through the horizontal conveying belt and the liftable worktable, does not need a manipulator and a truss structure, and has high production efficiency; in addition, the PCB is conveyed on a horizontal conveyor belt, the printing is carried out on a lifting workbench, high-precision positioning is realized through the clapper, the second limiting pin, the vacuum adsorption hole, the plate pressing mechanism and the first limiting pin, the positioning error caused by the use of a mechanical arm and a truss structure in the prior art is avoided, the printing precision is improved, and the printing machine is suitable for the printing of large-format PCBs; the utility model discloses a four CCD cameras can directly counterpoint the mark on the PCB board, and four CCD cameras carry out the figure correction for compensate figure deformation, size and form error, efficiency greatly improves, can eliminate the error in the location motion, further improves the precision that the location was printed.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the internal structure of the liftable table of the present invention;
fig. 3 is a schematic view of the external structure of the liftable table of the present invention;
FIG. 4 is a schematic structural view of a feeding and conveying unit of the present invention;
fig. 5 is a schematic view of the structure of the discharging roller of the present invention.
Detailed Description
As shown in fig. 1, the utility model provides a PCB board spouts seal machine, including ink jet system, be used for carrying the horizontal transport belt 1 and the liftable workstation 2 of PCB board.
As shown in fig. 4, the utility model also comprises a feeding and conveying unit 5 located at the feeding end of the PCB board of the liftable worktable 2; the feeding conveying unit comprises an in-place sensor 6 and a second limiting pin 7 which are sequentially arranged along the feeding direction of the feeding conveying unit 5 and used for limiting the advance of the PCB; clappers 8 for centering the PCB are symmetrically arranged on two sides of the feeding conveying unit 5.
As shown in fig. 2 and 3, the two horizontal conveying belts 1 are arranged in parallel; the lifting workbench 2 is lifted in the area between the two horizontal conveying belts 1. The two horizontal conveying belts 1 are driven by a conveying motor 14 and a driving belt 15, so that the conveying speeds on two sides are consistent.
The utility model also comprises a lifting motor and a plurality of lifting modules which are symmetrically distributed and connected below the lifting worktable 2; the lifting motor drives the plurality of lifting modules and the lifting workbench 2 to lift through synchronous belt transmission.
This embodiment adopts single elevator motor drive, drives four lifting module through the hold-in range, realizes the lift of liftable workstation 2, and single elevator motor drive guarantees that elevator motor breaks down, and all lifting module stop simultaneously, can not produce the damage to lifting module.
A plurality of pneumatic balancers are further arranged below the liftable workbench 2.
Meanwhile, the liftable workbench 2 is heavier, the pneumatic balancers are arranged at four positions of the liftable workbench 2, the jacking force of the pneumatic balancers is adjusted to balance the dead weight of the liftable workbench 2, and the liftable workbench 2 can be driven by a smaller driving force of the lifting motor.
The liftable worktable 2 is provided with a vacuum adsorption hole.
A first limiting pin 3 for limiting the PCB to advance is arranged on the PCB moving-out side of the lifting workbench 2; and two sides of the horizontal conveying belt 1 are provided with pressing plate mechanisms 4 for pressing and fixing the PCB on the liftable worktable 2.
The ink jet system comprises a first gantry 9 bridged at two sides of the liftable workbench 2 and an ink jet head 10 movably arranged on a cross beam of the first gantry 9; the first gantry 9 is reciprocally movable in the conveying direction of the horizontal conveyor belt 1.
The utility model also comprises a second gantry 11 which is positioned at the moving-in side of the PCB of the lifting workbench 2; two CCD cameras 12 are respectively arranged on the opposite side surfaces of the second gantry 11 and the first gantry 9.
Compare in traditional adoption single CCD camera and two CCD cameras, the utility model discloses a four CCD camera location can have obvious advantage in efficiency. The single CCD camera or the double CCD cameras generally mark the mark points on the PCB through the composite motion of the X direction and the Y direction, then correspond to the mark points of the design file, overprint the designed graph on the PCB by the graph to be printed through a deformation algorithm, and effectively reduce the deformation or deviation of the printed graph caused by the expansion and contraction of the PCB. And the utility model discloses a four CCD cameras can directly counterpoint the mark on the PCB board, and four CCD cameras carry out the figure correction for compensation figure is out of shape, size and shape error efficiency greatly improve, can eliminate the error in the location motion, compares in prior art and uses single CCD camera or two CCD cameras, further improves the precision that the location was printed.
When the utility model is used, the PCB plate is fed from the feeding and conveying unit 5 and moves forward, and after reaching the in-place sensor 6, the second limit pin 7 extends out to prevent the PCB plate from moving forward; the clapper 8 synchronously moves towards the center from two sides of the PCB to ensure that the PCB is positioned in the middle of the feeding and conveying unit 5; after the first positioning of the PCB is completed, the second limit pin 7 retracts, and the PCB continues to advance.
When the PCB is positioned in the feeding and conveying unit 5, the liftable worktable 2 is positioned below the horizontal conveying belt 1; when the PCB moves to the upper part of the liftable worktable 2 along with the horizontal conveyor belt 1, the PCB stops advancing by the limit of the first limit pin 3; the lifting workbench 2 supports the PCB from the area between the two horizontal conveying belts 1 to be lifted to be separated from the horizontal conveying belts 1, and the PCB is fixed on the lifting workbench 2 through the vacuum adsorption holes and the pressing plate mechanism 4; the ink-jet system performs jet printing on the PCB; after the jet printing is finished, the vacuum adsorption is removed, the lifting workbench 2 descends, and the PCB descends to the horizontal conveying belt 1 and continues to be conveyed along with the horizontal conveying belt 1.
The utility model also provides a PCB board jet printing production line, which comprises two PCB board jet printing machines; the discharging end of one PCB board spray printing machine is connected with the feeding end of the other PCB board spray printing machine through a board turnover machine. The discharging end of the PCB board spray printing machine is provided with a discharging roller 13 as shown in figure 5.
Claims (10)
1. The utility model provides a PCB board spouts seal machine which characterized in that: comprises an ink jet system, a horizontal conveyer belt (1) for conveying a PCB and a liftable workbench (2); when the PCB is fed, the lifting workbench (2) is positioned below the horizontal conveying belt (1); when the PCB moves to the position above the lifting workbench (2) along with the horizontal conveying belt (1), the lifting workbench (2) supports the PCB to lift to be separated from the horizontal conveying belt (1), and the PCB is fixed on the lifting workbench (2); the ink-jet system performs jet printing on the PCB; after the jet printing is finished, the lifting workbench (2) descends, and the PCB descends onto the horizontal conveying belt (1) and continues to be conveyed along with the horizontal conveying belt (1).
2. The PCB board inkjet printer of claim 1, wherein: the number of the horizontal conveying belts (1) is two, and the horizontal conveying belts are arranged in parallel; the lifting workbench (2) is positioned in the area between the two horizontal conveying belts (1).
3. The PCB board inkjet printer according to claim 2, wherein: the lifting mechanism also comprises a lifting motor and a plurality of lifting modules which are symmetrically distributed and connected below the lifting workbench (2); the lifting motor drives the plurality of lifting modules and the lifting workbench (2) to lift through synchronous belt transmission.
4. The PCB board inkjet printer according to claim 3, wherein: a plurality of pneumatic balancers are further arranged below the liftable workbench (2).
5. The PCB board inkjet printer according to claim 4, wherein: the lifting workbench (2) is provided with a vacuum adsorption hole.
6. The PCB board inkjet printer according to claim 5, wherein: a first limiting pin (3) for limiting the PCB to advance is arranged on the PCB moving-out side of the lifting workbench (2); and pressing plate mechanisms (4) used for pressing and fixing the PCB on the lifting workbench (2) are arranged on two sides of the horizontal conveying belt (1).
7. The PCB panel printer according to any one of claims 1 to 6, wherein: the device also comprises a feeding conveying unit (5) positioned at the feeding end of the PCB of the lifting workbench (2); the feeding conveying unit comprises an in-place sensor (6) and a second limiting pin (7) which are sequentially arranged along the feeding direction of the feeding conveying unit (5) and used for limiting the PCB to advance; clappers (8) used for centering the PCB are symmetrically arranged on two sides of the feeding conveying unit (5).
8. The PCB board inkjet printer of claim 7, wherein: the ink jet system comprises a first gantry (9) bridged at two sides of the liftable workbench (2) and an ink jet head (10) movably arranged on a beam of the first gantry (9); the first gantry (9) can reciprocate along the conveying direction of the horizontal conveying belt (1).
9. The PCB inkjet printer of claim 8, wherein: the second gantry (11) is positioned on the moving-in side of the PCB of the lifting workbench (2); two CCD cameras (12) are respectively arranged on the opposite side surfaces of the second gantry (11) and the first gantry (9).
10. The utility model provides a PCB board spouts seal production line which characterized in that: comprising two PCB board inkjet printers according to any of claims 1-9; the discharging end of one PCB board spray printing machine is connected with the feeding end of the other PCB board spray printing machine through a board turnover machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921223734.0U CN211892464U (en) | 2019-07-31 | 2019-07-31 | PCB (printed circuit board) jet printing machine and PCB jet printing production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921223734.0U CN211892464U (en) | 2019-07-31 | 2019-07-31 | PCB (printed circuit board) jet printing machine and PCB jet printing production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211892464U true CN211892464U (en) | 2020-11-10 |
Family
ID=73285940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921223734.0U Expired - Fee Related CN211892464U (en) | 2019-07-31 | 2019-07-31 | PCB (printed circuit board) jet printing machine and PCB jet printing production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211892464U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110370803A (en) * | 2019-07-31 | 2019-10-25 | 江苏汉印机电科技股份有限公司 | A kind of pcb board jet printer and pcb board spray printing production line |
-
2019
- 2019-07-31 CN CN201921223734.0U patent/CN211892464U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110370803A (en) * | 2019-07-31 | 2019-10-25 | 江苏汉印机电科技股份有限公司 | A kind of pcb board jet printer and pcb board spray printing production line |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201110 Termination date: 20210731 |
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| CF01 | Termination of patent right due to non-payment of annual fee |