CN215970695U - Circuit board feeding system of ink-jet printer - Google Patents
Circuit board feeding system of ink-jet printer Download PDFInfo
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- CN215970695U CN215970695U CN202122430702.1U CN202122430702U CN215970695U CN 215970695 U CN215970695 U CN 215970695U CN 202122430702 U CN202122430702 U CN 202122430702U CN 215970695 U CN215970695 U CN 215970695U
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- circuit board
- negative pressure
- feeding system
- head assembly
- bolt
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Abstract
本实用新型提出了一种喷墨式打印机的线路板进料系统，包括机台和车头总成，所述机台内侧设有负压输送机构，所述机台顶端设有整平机构，所述车头总成两侧的下部均设有压平机构；本实用新型通过在调节导杆上滑动连接调节滑板，使整平压轮可以适用于不同宽度的线路板进行整平压制，通过第一螺栓使整平压轮便于调节高度，可以适用于不同厚度的线路板进行整平压制，通过第二螺栓驱动压平滑轮调节到适当高度，同时通过压平滑轮对线路板进行压平，不仅避免了线路板在打印过程中起翘不平的问题，还可以适用于不同厚度规格的线路板进行压平工作，通过负压风机对负压腔体内部的风腔室进行抽风，使线路板牢牢吸附在传送带上，使线路板进料更稳定精确。
The utility model proposes a circuit board feeding system of an inkjet printer, which includes a machine table and a head assembly, a negative pressure conveying mechanism is arranged inside the machine table, and a leveling mechanism is arranged at the top of the machine table, so that the The lower parts of both sides of the head assembly are provided with a flattening mechanism; the utility model makes the flattening pressing wheel suitable for the flattening and pressing of circuit boards of different widths by slidingly connecting the adjusting slide plate on the adjusting guide rod. The bolts make it easy to adjust the height of the leveling roller, which can be applied to the leveling and pressing of circuit boards of different thicknesses. The second bolt drives the leveling roller to adjust the height to an appropriate height. It solves the problem that the circuit board is warped and uneven during the printing process. It can also be applied to circuit boards with different thickness specifications for flattening work. The air chamber inside the negative pressure cavity is exhausted by a negative pressure fan, so that the circuit board is firmly Adsorbed on the conveyor belt, making the circuit board feeding more stable and precise.
Description
Technical Field
The utility model relates to the technical field of circuit board printing equipment, in particular to a circuit board feeding system of an ink-jet printer.
Background
The English name of an electronic circuit board is PCB, which is an important supporting body of electronic components and electronic elements and is also a carrier for electrical interconnection of the electronic elements, the traditional printing processing of the electronic circuit board adopts a screen printing technology, but with the gradual reduction and diversification of production varieties of the electronic circuit board in factories, the screen printing is not required by industrial production in time effectiveness, so that an ink-jet printing technology is required, the ink-jet printing technology begins in the 70 th 20 th century, the resolution of the current ink-jet printing can realize hundreds of DPI or even thousands of DPI, the requirements of the production of the electronic circuit board can be completely met, the leap from a graphic display technology to a functional graphic technology is realized, and the processing of the current electronic circuit board cannot be opened from an ink-jet printer.
Most of existing ink-jet type circuit board printers convey circuit boards through conveyor belts, the feeding method can improve the feeding efficiency to a certain extent, but the circuit boards cannot be positioned in the conveying process of the circuit boards, so that the circuit boards are prone to shifting in the conveying process, and the existing printers do not level and flatten the circuit boards in the conveying process and the printing process of the circuit boards, so that the circuit boards are prone to warping and uneven, the problem of printing shifting is caused, and the printing precision and the printing quality are reduced.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides the circuit board feeding system of the ink-jet printer, the circuit board is firmly adsorbed on the conveying belt through the negative pressure conveying mechanism, the circuit board in the conveying process is leveled through the leveling mechanism, the warping of the circuit board is avoided, the circuit board in the printing process is flattened through the flattening mechanism, the warping and skewing of the circuit board are further avoided, the feeding of the circuit board is more stable, and the printing precision is ensured.
The technical scheme of the utility model is realized as follows:
the utility model provides a circuit board feeding system of ink jet printer, includes board and locomotive assembly, the board top is equipped with vertical slide rail, sliding connection has the drive frame on the vertical slide rail, be equipped with the lift cylinder in the drive frame, the locomotive assembly is connected and goes up and down through the drive of lift cylinder with the output of lift cylinder, the bottom of locomotive assembly is equipped with prints the shower nozzle, the board inboard is equipped with negative pressure conveying mechanism, the board top is equipped with leveling mechanism, the lower part of locomotive assembly both sides all is equipped with flattening mechanism.
The improved structure of the vacuum conveying machine is characterized in that the vacuum conveying mechanism comprises a driving roller and a conveying belt, the driving roller is arranged on two sides inside the machine table and is driven to rotate by a motor, a transition roller connected to the inner side of the machine table in a rotating mode is arranged above the driving roller, the conveying belt is wrapped outside the driving roller and the transition roller, air suction holes are evenly formed in the conveying belt, a vacuum cavity is fixed to the upper portion of the inner side of the machine table, and the vacuum cavity is located on the inner side of the conveying belt.
The improved vehicle head assembly is further improved in that an air chamber communicated with each other is formed in the negative pressure cavity, air inlet pipes communicated with the air chamber are symmetrically arranged on the rear side of the negative pressure cavity, one end, far away from the negative pressure cavity, of each air inlet pipe is connected with the output end of the negative pressure fan, a supporting base plate is arranged at the top end of the negative pressure cavity, and a ventilation hole matched with the air suction hole is formed in the portion, located on the left side of the vehicle head assembly, of the supporting base plate.
The improved structure is characterized in that the leveling mechanism comprises supporting plates which are symmetrically arranged on the front side and the rear side of the top end of the machine table, the supporting plates are connected through adjusting guide rods, the adjusting guide rods are connected with adjusting sliding plates which are symmetrically distributed in a sliding mode, the adjusting sliding plates are connected with first floating plates, first bolts penetrate through the two sides of the first floating plates in a sliding mode, the bottom ends of the first bolts are connected with pinch roller rods, and leveling pinch rollers are distributed at the bottoms of the pinch roller rods at equal intervals.
The improved structure of the floating type hydraulic cylinder is characterized in that the upper portion of the first bolt is designed to be smooth and is in sliding connection with the first floating plate, the lower portion of the first bolt is provided with external threads and is in threaded connection with the pressing wheel rod, the pressing wheel rod and the first floating plate are connected through first limiting springs which are symmetrically distributed, and the first limiting springs are sleeved on the first bolt in a sliding mode.
The leveling mechanism comprises second floating plates symmetrically arranged on the left side and the right side of the vehicle head assembly, second bolts penetrate through the front side and the rear side of each second floating plate, the bottom ends of the second bolts penetrate through the lower portion of each second floating plate in a sliding mode and are connected with a pinch roller mounting plate in a threaded mode, and leveling pulleys are distributed on the bottom of each pinch roller mounting plate at equal intervals.
The improved structure is characterized in that the upper portion of the second bolt is designed to be smooth and is in sliding connection with the second floating plate, the lower portion of the second bolt is provided with external threads and is in threaded connection with the pinch roller mounting plate, and a second limiting spring located between the second floating plate and the pinch roller mounting plate is sleeved on the outer portion of the second bolt in a sliding mode.
Compared with the prior art, the utility model has the following advantages: the utility model can be suitable for circuit boards with different width specifications to be leveled and pressed by connecting the adjusting sliding plate on the adjusting guide rod in a sliding way, the leveling pressing wheel can be convenient for adjusting the height through the first bolt, so that the leveling pressing wheel can be suitable for circuit boards with different thickness specifications to be leveled and pressed, the leveling pulley is driven to be adjusted to the proper height through the second bolt, and simultaneously, the circuit board is flattened through the flattening pulley, thereby not only avoiding the problem that the circuit board is warped in the printing process, but also being suitable for the circuit boards with different thickness specifications to be flattened, exhausting air from an air cavity inside a negative pressure cavity through the negative pressure fan, and adsorbing the circuit board under the action of the air vent and the air suction hole, so that the circuit board is firmly adsorbed on the conveying belt, and avoiding the problem that the circuit board is easy to deviate in the circuit board conveying process of the traditional printer, the feeding of the circuit board is more stable and accurate, and the printing season and the printing quality are ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of the machine and the support pad of the present invention;
FIG. 3 is a three-dimensional structure diagram of the machine table and the negative pressure cavity of the utility model;
FIG. 4 is a perspective view of the leveling mechanism of the present invention;
FIG. 5 is a side view of the flattening mechanism of the present invention;
FIG. 6 is a perspective view of the flattening structure of the present invention;
FIG. 7 is a perspective view of the conveyor belt of the present invention;
fig. 8 is a three-dimensional structure view of the driving frame and the lifting cylinder of the present invention.
The attached drawings are as follows: 1. a machine platform; 2. a headstock assembly; 3. a longitudinal slide rail; 4. a drive frame; 5. a lifting cylinder; 6. a drive roller; 7. a conveyor belt; 8. a transition roll; 9. an air suction hole; 10. a negative pressure cavity; 11. a wind chamber; 12. an air inlet pipe; 13. a support pad; 14. a vent hole; 15. a support plate; 16. adjusting the guide rod; 17. adjusting the sliding plate; 18. a first floating plate; 19. a first bolt; 20. a pinch roller bar; 21. leveling the pinch roller; 22. a first limit spring; 23. a second floating plate; 24. a second bolt; 25. a pinch roller mounting plate; 26. flattening the pulley; 27. and a second limit spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be 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 of description and simplicity of 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. Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
Referring to fig. 1, 2, 3, 4, 5, 6, 7, 8, the embodiment of the utility model discloses a circuit board feeding system of an ink-jet printer, which comprises a machine table 1 and a head assembly 2, wherein the top end of the machine table 1 is provided with a longitudinal slide rail 3, the longitudinal slide rail 3 is connected with a driving frame 4 in a sliding manner, a lifting cylinder 5 is arranged in the driving frame 4, the head assembly 2 is connected with the output end of the lifting cylinder 5 and is driven to lift through the lifting cylinder 5, the bottom of the head assembly 2 is provided with a printing nozzle, the lifting frame 4 and the lifting cylinder 5 are driven by the longitudinal slide rail 3 to drive the head assembly 2 to move longitudinally, the head assembly 2 is driven to lift through the lifting cylinder 5, and the circuit board is subjected to ink-jet printing through the printing nozzle at the bottom of the head assembly 2, the inner side of the machine table 1 is provided with a negative pressure conveying mechanism for conveying the circuit board, the top end of the machine table 1 is provided with a leveling mechanism for leveling the circuit board in the conveying process, and the lower parts of the two sides of the headstock assembly 2 are respectively provided with a flattening mechanism for flattening the circuit board in the circuit board printing process.
Negative pressure conveying mechanism includes drive roller 6 and conveyer belt 7, drive roller 6 locates 1 inside both sides of board and is rotatory through motor drive, drive roller 6 top is equipped with to rotate and connects in the inboard transition roller 8 of board 1, pass through transition roller 8 and carry out the transition support to conveyer belt 7, conveyer belt 7 wraps up in drive roller 6 and 8 outsides of transition roller, make drive roller 6 and transition roller 8 pivoted drive conveyer belt 7 transmission simultaneously, evenly seted up induced draft hole 9 on the conveyer belt 7, board 1 inboard upper portion is fixed with negative pressure cavity 10, negative pressure cavity 10 is located conveyer belt 7 inboard, negative pressure cavity 10 is inside to be seted up the wind cavity 11 that communicates each other, negative pressure cavity 10 rear side symmetry is equipped with the air-supply line 12 with wind cavity 11 intercommunication, the one end that negative pressure cavity 10 was kept away from to air-supply line 12 is connected with negative pressure fan's output, negative pressure cavity 10 top is equipped with support backing plate 13, the portion that lies in locomotive assembly 2 left on support backing plate 13 sets up ventilation hole 14 that matches with induced draft hole 9 The upper portion of the conveying belt 7 is supported by the supporting base plate 13, the middle of the conveying belt 7 is prevented from drooping and affecting conveying of a circuit board, the air inlet pipe 12 is communicated with the output end of the negative pressure fan, the negative pressure fan is started, air suction is conducted on the air cavity 11 inside the negative pressure cavity 10 by the negative pressure fan, the circuit board is adsorbed under the effects of the air vent 14 and the air suction hole 9, the circuit board is firmly adsorbed on the conveying belt 7, and the problem that the circuit board is prone to shifting in the circuit board conveying process of a traditional printer is avoided.
The leveling mechanism comprises supporting plates 15 which are symmetrically arranged at the front side and the rear side of the top end of the machine table 1, the two groups of supporting plates 15 are connected through adjusting guide rods 16, the adjusting guide rods 16 are equidistantly distributed between the two groups of supporting plates 15, adjusting sliding plates 17 which are symmetrically distributed are connected on the adjusting guide rods 16 in a sliding manner, a first floating plate 18 is connected on the adjusting sliding plate 17, first bolts 19 penetrate through two sides of the first floating plate 18 in a sliding manner, the bottom ends of the first bolts 19 are connected with pinch roller rods 20, leveling pinch rollers 21 are equidistantly distributed at the bottoms of the pinch roller rods 20, the upper parts of the first bolts 19 are designed to be smooth and are connected with the first floating plate 18 in a sliding manner, the lower parts of the first bolts 19 are provided with external threads and are connected with the pinch roller rods 20 in a threaded manner, the pinch roller rods 20 are connected with the first floating plate 18 through first limiting springs 22 which are symmetrically distributed, the first limiting springs 22 are sleeved on the first bolts 19 in a sliding manner, the adjusting sliding connection of the adjusting guide rods 16, thereby make pinch roller pole 20 and flattening pinch roller 21 be convenient for spacing, and then can be applicable to the circuit board of different width specifications and carry out the flattening suppression, adjust the distance between pinch roller pole 20 and the first board 19 that floats through twisting first bolt 19 to make pinch roller pole 20 and flattening pinch roller 21 be convenient for height-adjusting, thereby can be applicable to the circuit board of different thickness specifications and carry out the flattening suppression, make the circuit board can not take place to rise the phenomenon of warping in transportation process.
The leveling mechanism comprises second floating plates 23 symmetrically arranged on the left side and the right side of the locomotive assembly 2, second bolts 24 penetrate through the front side and the rear side of each second floating plate 23, the bottom ends of the second bolts 24 penetrate through the lower part of each second floating plate 23 in a sliding manner and are in threaded connection with pinch roller mounting plates 25, flattening pulleys 26 are distributed at the bottoms of the pinch roller mounting plates 25 at equal intervals, the upper parts of the second bolts 24 are designed to be smooth and are in sliding connection with the second floating plates 23, external threads are arranged at the lower parts of the second bolts 24 and are in threaded connection with the pinch roller mounting plates 25, second limiting springs 27 positioned between the second floating plates 23 and the pinch roller mounting plates 25 are sleeved outside the second bolts 24 in a sliding manner, the pinch roller mounting plates 25 are driven to lift through the second bolts 24, the pinch roller mounting plates 25 and the flattening pulleys 26 at the bottoms of the pinch roller mounting plates 25 are adjusted to proper heights according to the thickness of a circuit board to be printed, and the circuit board is flattened through the flattening pulleys 26, the problem that the circuit board is warped and uneven in the printing process is avoided, and the circuit board flattening device can be suitable for circuit boards with different thickness specifications to flatten.
When the circuit board printing machine is used, two groups of adjusting sliding plates 17 which are symmetrically distributed in the front-back direction are adjusted to proper positions along an adjusting guide rod 16 according to the width size of a circuit board to be printed, then a first bolt 19 is screwed by a screwdriver, a pinch roller rod 20 is adjusted to proper height according to the thickness size of the circuit board to be printed, a second bolt 24 is screwed by the screwdriver to drive a pinch roller mounting plate 25 to move up and down, the pinch roller mounting plate 25 and a flattening pulley 26 at the bottom of the pinch roller mounting plate are adjusted to proper height according to the thickness of the circuit board to be printed, then the circuit board to be printed is placed on a conveyor belt 7, an air inlet pipe 12 is communicated with the output end of a negative pressure fan, and the negative pressure fan starts to suck air into an air cavity 11 inside a negative pressure cavity 10, and adsorbs the circuit board under the action of an air vent 14 and an air suction hole 9, so that the circuit board conveyor belt 9 is adsorbed on the circuit board, then, a motor is started to drive a driving roller 6 to drive a conveying belt 7 to operate, so that the circuit board moves towards the direction of the head assembly 2, then the circuit board is leveled by a leveling mechanism, enters the lower portion of the head assembly 2 and is flattened by a flattening mechanism, feeding of the circuit board is completed, and finally the circuit board is printed by a printing nozzle at the bottom of the head assembly 2.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122430702.1U CN215970695U (en) | 2021-10-09 | 2021-10-09 | Circuit board feeding system of ink-jet printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122430702.1U CN215970695U (en) | 2021-10-09 | 2021-10-09 | Circuit board feeding system of ink-jet printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215970695U true CN215970695U (en) | 2022-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122430702.1U Expired - Fee Related CN215970695U (en) | 2021-10-09 | 2021-10-09 | Circuit board feeding system of ink-jet printer |
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| Country | Link |
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| CN (1) | CN215970695U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113787831A (en) * | 2021-10-09 | 2021-12-14 | 广东品图科技有限公司 | Circuit board feeding system and method of ink-jet printer |
-
2021
- 2021-10-09 CN CN202122430702.1U patent/CN215970695U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113787831A (en) * | 2021-10-09 | 2021-12-14 | 广东品图科技有限公司 | Circuit board feeding system and method of ink-jet printer |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20220308 |