CN219856400U - Movable suspension solder paste scraper device based on air cylinder - Google Patents
Movable suspension solder paste scraper device based on air cylinder Download PDFInfo
- Publication number
- CN219856400U CN219856400U CN202320776849.2U CN202320776849U CN219856400U CN 219856400 U CN219856400 U CN 219856400U CN 202320776849 U CN202320776849 U CN 202320776849U CN 219856400 U CN219856400 U CN 219856400U
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- cylinder
- scraper
- longitudinal
- transverse
- solder paste
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- 229910000679 solder Inorganic materials 0.000 title claims abstract description 36
- 239000000725 suspension Substances 0.000 title claims abstract description 22
- 238000007639 printing Methods 0.000 claims abstract description 13
- 230000008602 contraction Effects 0.000 claims abstract description 3
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 abstract description 3
- 238000007650 screen-printing Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000003071 polychlorinated biphenyls Chemical class 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
The present disclosure provides a movable suspension solder paste scraper device based on a cylinder, the device comprising: the fixing plate is provided with an operation area and a moving device, and the operation area is used for placing a PCB to be printed; the cylinder is arranged on the moving device; and the scraper device is arranged on the cylinder rod of the cylinder, and moves along the expansion and contraction direction of the cylinder rod under the driving of the cylinder, wherein the scraper device is driven to move in the operation area when the moving device moves. Through this portable suspension solder paste scraper device based on cylinder, through the control mode that the size control cylinder pole of simple regulation input atmospheric pressure intensity goes up and down, drive the rubber scraper up-and-down motion by the cylinder pole, adjust the distance between rubber scraper and the PCB board to see through the screen printing with the solder paste on the PCB board, reduced the operation degree of difficulty that utilizes suspension printing scraper device to simplify the printed circuit board.
Description
Technical Field
The disclosure relates to the technical field of printed circuit board equipment, in particular to a movable suspension solder paste scraper device based on an air cylinder.
Background
In the process of manufacturing a Printed Circuit Board (PCB), it is generally required to print solder paste on the PCB through a screen with slots formed therein using a solder paste printing apparatus, wherein a suspension type printing doctor device is a common solder paste printing apparatus.
The existing suspension type printing scraper device is usually driven by a direct-connection motor driver based on a stepping motor, so that the device has high operation process difficulty, high control requirement precision on parts and equipment, complex operation during the printing of a circuit board of the device, high technical skill requirement on operators and increased production cost of the printed circuit board.
In addition, in the actual production process, the suspended printing scraper device also has the problem of being unfavorable for later replacement and maintenance.
Disclosure of Invention
One technical problem to be solved by the present disclosure is: how to reduce the operation difficulty of the printed circuit board by using the suspended printing scraper device.
To solve the above technical problem, the present disclosure provides a movable suspension solder paste scraper device based on a cylinder, the device comprising: the fixing plate is provided with an operation area and a moving device, and the operation area is used for placing a PCB to be printed; the cylinder is arranged on the moving device; and the scraper device is arranged on the cylinder rod of the cylinder, and moves along the expansion and contraction direction of the cylinder rod under the driving of the cylinder, wherein the scraper device is driven to move in the operation area when the moving device moves.
In some embodiments, a mobile device includes: the transverse guide rail is arranged on the fixed plate; the support beam is arranged above the transverse guide rail; and the longitudinal guide rail is arranged above the supporting beam, and an air cylinder is arranged on the longitudinal guide rail, wherein the supporting beam drives the longitudinal guide rail to move when moving along the transverse guide rail.
In some embodiments, the doctor apparatus includes: the upper end of the scraper is a connecting end, and the lower end of the scraper is in a zigzag shape; and one end of the scraper fixing device is connected to the connecting end, and the other end of the scraper fixing device is connected to the cylinder rod.
In some embodiments, the lower end of the doctor blade is provided with at least three serrations, wherein the height of the middle serration is greater than the height of the two-sided serration.
In some embodiments, the doctor blade holder is rectangular.
In some embodiments, the mobile device further comprises: the transverse transmission device comprises a first rotating wheel, a transverse belt and a transverse motor, wherein the first rotating wheel and the transverse motor are respectively arranged on two sides of the transverse guide rail, the transverse belt is arranged between the first rotating wheel and the transverse motor, the transverse motor drives the transverse belt to rotate during rotation, the transverse belt is connected with the supporting beam, and the supporting beam moves along the transverse guide rail during rotation of the transverse belt.
In some embodiments, the mobile device further comprises: the longitudinal transmission device comprises a second rotating wheel, a longitudinal belt and a longitudinal motor, wherein the second rotating wheel and the longitudinal motor are arranged on the supporting beam, the second rotating wheel and the longitudinal motor are respectively positioned on two sides of the longitudinal guide rail, the longitudinal belt is arranged between the second rotating wheel and the longitudinal motor, the longitudinal belt is driven to rotate when the longitudinal motor rotates, the longitudinal belt is connected with the air cylinder, and the air cylinder moves along the longitudinal guide rail when the longitudinal belt rotates.
In some embodiments, the lateral motor is a stepper motor.
In some embodiments, the longitudinal motor is a stepper motor.
Through above-mentioned technical scheme, the portable suspension solder paste scraper device based on cylinder that this disclosure provided, the control mode that the size through simple regulation input atmospheric pressure control cylinder pole goes up and down is driven the rubber scraper by the cylinder pole and reciprocates, adjusts the distance between rubber scraper and the PCB board, easy operation, regulation convenience, makes the rubber scraper can be under the prerequisite that does not damage screen frame and PCB board, sees through the screen printing with the solder paste on the PCB board, realizes the solder paste printing function.
Meanwhile, the cylinder is utilized to replace the original direct-connection motor driver based on the stepping motor design, the characteristics of rapid pneumatic action and rapid reaction are fully utilized, and meanwhile, the pneumatic element of the cylinder is simple in structure, low in cost and long in service life, and the whole cost of equipment is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of 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 disclosure, and other drawings may be obtained according to these drawings without inventive effort to a person of ordinary skill in the art.
FIG. 1 is a schematic diagram of a cylinder-based movable suspension solder paste scraper device according to an embodiment of the present disclosure;
fig. 2 is a top view of a cylinder-based movable suspension solder paste scraper device disclosed in an embodiment of the present disclosure;
fig. 3 is a schematic view of a doctor apparatus disclosed in an embodiment of the present disclosure.
Reference numerals illustrate:
1. a fixing plate; 2. a scraper device; 3. a cylinder; 4. a cylinder rod; 5. a transverse belt; 6. a longitudinal guide rail; 7. a transverse guide rail; 8. a longitudinal belt; 9. a transverse motor; 10. a scraper; 11. a scraper fixing device; 12. a longitudinal motor; 13. a support beam.
Detailed Description
Embodiments of the present disclosure are described in further detail below with reference to the drawings and examples. The following detailed description of the embodiments and the accompanying drawings are provided to illustrate the principles of the disclosure and not to limit the scope of the disclosure, which may be embodied in many different forms and not limited to the specific embodiments disclosed herein, but rather to include all technical solutions falling within the scope of the claims.
The present disclosure provides these embodiments in order to make the present disclosure thorough and complete, and fully convey the scope of the disclosure to those skilled in the art. It should be noted that: the relative arrangement of parts and steps, the composition of materials, numerical expressions and numerical values set forth in these embodiments should be construed as exemplary only and not limiting unless otherwise specifically stated.
In the description of the present disclosure, unless otherwise indicated, the meaning of "plurality" is greater than or equal to two; the terms "upper," "lower," "left," "right," "inner," "outer," and the like indicate an orientation or positional relationship merely for convenience of describing the present disclosure and simplifying the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present disclosure. When the absolute position of the object to be described is changed, the relative positional relationship may be changed accordingly.
Furthermore, the use of the terms first, second, and the like in this disclosure do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The "vertical" is not strictly vertical but is within the allowable error range. "parallel" is not strictly parallel but is within the tolerance of the error. The word "comprising" or "comprises" and the like means that elements preceding the word encompass the elements recited after the word, and not exclude the possibility of also encompassing other elements.
It should also be noted that, in the description of the present disclosure, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the terms in the present disclosure may be understood as appropriate by those of ordinary skill in the art. When a particular device is described as being located between a first device and a second device, there may or may not be an intervening device between the particular device and either the first device or the second device.
All terms used in the present disclosure have the same meaning as understood by one of ordinary skill in the art to which the present disclosure pertains, unless specifically defined otherwise. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, the techniques, methods, and apparatus should be considered part of the specification.
As shown in fig. 1 and 2, embodiments of the present disclosure provide a cylinder-based movable suspension solder paste scraper device, comprising: the PCB printing device comprises a fixing plate 1, wherein an operation area and a moving device are arranged on the fixing plate 1, and the operation area is used for placing a PCB to be printed; the air cylinder 3, the air cylinder 3 is set up on the shifter; and the scraper device 2 is arranged on the cylinder rod 4 of the cylinder 3, and the scraper device 2 moves along the telescopic direction of the cylinder rod 4 under the driving of the cylinder 3, wherein the scraper device 2 is driven to move in the operation area when the moving device moves.
Specifically, the driving device of the scraper device 2 is set to be a cylinder lifting device mainly composed of cylinders 3, the cylinder rod 4 drives the scraper device 2 to move up and down, the lifting of the cylinder rod 4 is controlled by adjusting the size of the input air pressure intensity, the distance between the scraper device and the PCB is adjusted, the operation is simple and the adjustment is convenient, the scraper device 2 can print solder paste on the PCB through the screen without damaging the screen frame and the PCB, the solder paste printing function is realized, and the operation difficulty is simplified.
And the reaction speed of cylinder regulation is fast, component structure is simple, longe-lived, helps reducing the whole manufacturing cost of device, also is convenient for later stage equipment maintenance and spare part change.
In some embodiments, a mobile device includes: the transverse guide rail is arranged on the fixed plate; the support beam is arranged above the transverse guide rail; and the longitudinal guide rail is arranged above the supporting beam, and an air cylinder is arranged on the longitudinal guide rail, wherein the supporting beam drives the longitudinal guide rail to move when moving along the transverse guide rail.
Specifically, in order to further reduce the operation difficulty of the device, a guide rail is selected as an implementation mode of the moving device, and the air cylinder 3 and the scraper device 2 are respectively driven to move in the horizontal direction and the vertical direction of the fixed plate 1, so that an operator can conveniently adjust the moving range of the scraper device 2 as required.
In some embodiments, the doctor apparatus 2 comprises: the upper end of the scraper 10 is a connecting end, and the lower end of the scraper 10 is in a zigzag shape; and a scraper fixing device 11, one end of the scraper fixing device 11 is connected to the connecting end, and the other end of the scraper fixing device 11 is connected to the cylinder rod 4, wherein the scraper 10 is a rubber scraper.
Specifically, through setting up scraper device 2 to including scraper 10 and scraper fixing device 11 split type structure to be convenient for change scraper 10 of different specifications, and then can make the whole set of device be applicable to not unidimensional waiting to print the PCB board, improved the application scope of device.
In the use process, a PCB board to be printed and a screen board are placed in an operation area of the device, the starting position of the scraper device 2 is adjusted through the moving device, and then the lifting of the cylinder rod 4 is controlled by the magnitude of the input air pressure of the adjusting cylinder 3, so that the scraper 10 in the scraper device 2 reaches the expected position. And then spraying the solder paste on the screen plate, and performing left-right back-and-forth reciprocating motion by the moving device to enable the solder paste to be tiled on the screen plate, so that the solder paste is paved.
It should be noted that, a visual recognition system may be further disposed in the device to recognize the position and the size of the PCB to be printed, and the moving device is driven according to the specific position of the PCB to be printed, so that the scraper device 2 moves to the starting position of the forefront of the PCB, and the specific process is not repeated.
In some embodiments, as shown in fig. 3, the lower end of the doctor blade 10 is provided with at least three serrations, wherein the height of the middle serration is greater than the height of the two-sided serration.
By taking three saw teeth as an example, the scraper 10 is set to be a peak-shaped blade by setting the three saw teeth with different heights, so that downward stress can be given to solder paste, the solder paste tin dropping process on the screen plate is more uniform, and the stress of the scraper 10 is more stable. And when brushing the solder paste, the redundant solder paste flows to the PCB to be printed along the middle saw tooth again under the action of the short saw teeth at the two sides, so that the redundant solder paste can be reused, and the waste of the solder paste is avoided.
In some embodiments, the doctor blade holder 11 is rectangular to facilitate replacement of different sized doctor blades 10 for simplicity of device construction and versatility.
In some embodiments, to further simplify the operation process and reduce the production cost of the device, a belt transmission/driving mode is adopted to drive the supporting beam 13 to move, and the moving device further comprises: the transverse transmission device comprises a first rotating wheel, a transverse belt 5 and a transverse motor 9, wherein the first rotating wheel and the transverse motor 9 are respectively arranged on two sides of the transverse guide rail 7, the transverse belt 5 is arranged between the first rotating wheel and the transverse motor 9, the transverse motor 9 drives the transverse belt 5 to rotate when rotating, the transverse belt 5 is connected with a supporting beam 13, and the supporting beam 13 moves along the transverse guide rail 7 when the transverse belt 5 rotates.
In some embodiments, the mobile device further comprises: the longitudinal transmission device comprises a second rotating wheel, a longitudinal belt 8 and a longitudinal motor 12, wherein the second rotating wheel and the longitudinal motor 12 are arranged on a supporting beam 13, the second rotating wheel and the longitudinal motor 12 are respectively positioned on two sides of the longitudinal guide rail 6, the longitudinal belt 8 is arranged between the second rotating wheel and the longitudinal motor 12, the longitudinal belt 8 is driven to rotate when the longitudinal motor 12 rotates, the longitudinal belt 8 is connected with the air cylinder 3, and the air cylinder 3 moves along the longitudinal guide rail 6 when the longitudinal belt 8 rotates.
Specifically, the H-shaped driving system of the scraper device 2 is formed by the transverse transmission device and the longitudinal transmission device, so that the moving range of the scraper 10 in the scraper device 2 is furthest increased, the scraper 10 can reach the edge position of a PCB/operation area to be printed, and the device is applicable to printing of PCBs with different sizes and different positions.
In some embodiments, the traverse motor 9 is a stepper motor.
In some embodiments, the longitudinal motor 12 is a stepper motor in order to improve the accuracy of the doctor apparatus 2 during movement.
Thus, various embodiments of the present disclosure have been described in detail. In order to avoid obscuring the concepts of the present disclosure, some details known in the art are not described. How to implement the solutions disclosed herein will be fully apparent to those skilled in the art from the above description.
Although some specific embodiments of the present disclosure have been described in detail by way of example, it should be understood by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the present disclosure. It will be understood by those skilled in the art that the foregoing embodiments may be modified and equivalents substituted for elements thereof without departing from the scope and spirit of the disclosure. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict.
Claims (9)
1. A movable suspension solder paste scraper device based on a cylinder, comprising:
the PCB printing device comprises a fixed plate (1), wherein an operation area and a moving device are arranged on the fixed plate (1), and the operation area is used for placing a PCB to be printed;
a cylinder (3), the cylinder (3) being arranged on the moving device; and
the scraper device (2) is arranged on the cylinder rod (4) of the cylinder (3), the scraper device (2) moves along the expansion and contraction direction of the cylinder rod (4) under the driving of the cylinder (3),
when the moving device moves, the scraper device (2) is driven to move in the working area.
2. The cylinder-based movable suspension solder paste scraper device according to claim 1, wherein said moving means comprises:
a transverse guide rail (7), wherein the transverse guide rail (7) is arranged on the fixed plate (1);
a support beam (13), wherein the support beam (13) is arranged above the transverse guide rail (7); and
a longitudinal guide rail (6), wherein the longitudinal guide rail (6) is arranged above the supporting beam (13), the cylinder (3) is arranged on the longitudinal guide rail (6),
wherein, the supporting beam (13) drives the longitudinal guide rail (6) to move when moving along the transverse guide rail (7).
3. The cylinder-based movable suspension solder paste scraper device according to claim 1, wherein the scraper device (2) comprises:
the upper end of the scraper (10) is a connecting end, and the lower end of the scraper (10) is serrated; and
the scraper fixing device (11), one end of the scraper fixing device (11) is connected to the connecting end, and the other end of the scraper fixing device (11) is connected to the cylinder rod (4).
4. A cylinder based movable suspension solder paste scraper device according to claim 3, characterized in that the lower end of the scraper (10) is provided with at least three serrations, wherein the height of the middle serration is greater than the height of the two side serrations.
5. A cylinder-based movable suspension solder paste scraper device according to claim 3, characterized in that the scraper fixing means (11) is rectangular.
6. The cylinder-based movable suspension solder paste scraper device of claim 2, wherein the moving device further comprises:
the transverse transmission device comprises a first rotating wheel, a transverse belt (5) and a transverse motor (9), wherein the first rotating wheel and the transverse motor (9) are respectively arranged at two sides of the transverse guide rail (7), the transverse belt (5) is arranged between the first rotating wheel and the transverse motor (9), the transverse motor (9) drives the transverse belt (5) to rotate when rotating,
the transverse belt (5) is connected to the supporting beam (13), and when the transverse belt (5) rotates, the supporting beam (13) moves along the transverse guide rail (7).
7. The cylinder-based movable suspension solder paste scraper device of claim 6, wherein the moving device further comprises:
the longitudinal transmission device comprises a second rotating wheel, a longitudinal belt (8) and a longitudinal motor (12), wherein the second rotating wheel and the longitudinal motor (12) are arranged on the supporting beam (13), the second rotating wheel and the longitudinal motor (12) are respectively positioned at two sides of the longitudinal guide rail (6), the longitudinal belt (8) is arranged between the second rotating wheel and the longitudinal motor (12), the longitudinal belt (8) is driven to rotate when the longitudinal motor (12) rotates,
the longitudinal belt (8) is connected to the air cylinder (3), and when the longitudinal belt (8) rotates, the air cylinder (3) moves along the longitudinal guide rail (6).
8. The cylinder-based movable suspension solder paste scraper device according to claim 6, wherein the transverse motor (9) is a stepper motor.
9. The cylinder-based movable suspension solder paste scraper device according to claim 7, wherein the longitudinal motor (12) is a stepper motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320776849.2U CN219856400U (en) | 2023-04-10 | 2023-04-10 | Movable suspension solder paste scraper device based on air cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320776849.2U CN219856400U (en) | 2023-04-10 | 2023-04-10 | Movable suspension solder paste scraper device based on air cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219856400U true CN219856400U (en) | 2023-10-20 |
Family
ID=88369858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320776849.2U Active CN219856400U (en) | 2023-04-10 | 2023-04-10 | Movable suspension solder paste scraper device based on air cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219856400U (en) |
-
2023
- 2023-04-10 CN CN202320776849.2U patent/CN219856400U/en active Active
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