CN117177465A - Rigid printed circuit board processing device with pad protection - Google Patents
Rigid printed circuit board processing device with pad protection Download PDFInfo
- Publication number
- CN117177465A CN117177465A CN202310998428.9A CN202310998428A CN117177465A CN 117177465 A CN117177465 A CN 117177465A CN 202310998428 A CN202310998428 A CN 202310998428A CN 117177465 A CN117177465 A CN 117177465A
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- China
- Prior art keywords
- conveyor belt
- plate
- circuit board
- limiting
- conveying belt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004140 cleaning Methods 0.000 claims abstract description 58
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000011010 flushing procedure Methods 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000005554 pickling Methods 0.000 claims description 13
- 238000005192 partition Methods 0.000 claims description 11
- 238000000926 separation method Methods 0.000 claims description 5
- 239000010865 sewage Substances 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 4
- 239000002253 acid Substances 0.000 abstract description 11
- 238000005406 washing Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 7
- 239000003344 environmental pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
Landscapes
- Manufacturing Of Printed Wiring (AREA)
Abstract
The application relates to a rigid printed circuit board processing device with a bonding pad protection function, which belongs to the technical field of rigid printed circuit board processing, wherein four-way transmission mechanisms are arranged on opposite surfaces of a first conveyor belt, a second conveyor belt, a third conveyor belt and a fourth conveyor belt, a flushing device is arranged on the first conveyor belt, and an acid washing device is arranged on the second conveyor belt. According to the application, the circuit board can be transmitted to different conveyor belts through the four-way transmission mechanism, a preset cleaning route is entered, different effects of cleaning modes are realized on the circuit board, and a plurality of cleaning modes are combined for use.
Description
Technical Field
The application relates to the technical field of rigid printed circuit board processing, in particular to a rigid printed circuit board processing device with a bonding pad protection function.
Background
With the development of electronic technology, circuit boards are increasingly widely used, but in the actual production process, the surface of the circuit board may be contaminated by pollutants for various reasons, and if the pollutants are not removed, chemical reactions may occur in soldering tin in the soldering process, or other unexpected conditions may occur under the action of current when the circuit board is put into use. Therefore, in order to reduce the influence of contaminants on the surface of the circuit board, it is necessary to clean the circuit board.
At present, all circuit boards are subjected to a cleaning process before being welded so as to remove pollutants on the surfaces of the circuit boards and reduce the influence of the pollutants on the welding process of the circuit boards. The cleaning procedure of the circuit board comprises a plurality of cleaning modes such as water system, acid washing, ultrasonic cleaning or spraying, and the like, the conventional cleaning mode of the circuit board is a fixed cleaning mode, and the plurality of cleaning modes cannot be combined to use, so that the cleaning effect is poor, residues such as welding flux cannot be washed off, and the yield is reduced in the process of manufacturing the circuit board.
Disclosure of Invention
The application aims to solve the technical problems and provides a rigid printed circuit board processing device with a bonding pad protection function.
In order to solve the technical problems, the technical scheme provided by the application is as follows:
the rigid printed circuit board processing device with the pad protection comprises a first conveyor belt, a second conveyor belt, a third conveyor belt and a fourth conveyor belt, wherein the first conveyor belt, the second conveyor belt, the third conveyor belt and the fourth conveyor belt are of a cross structure, four-way transmission mechanisms are arranged on opposite surfaces of the first conveyor belt, the second conveyor belt, the third conveyor belt and the fourth conveyor belt, semicircular conveyor belts are arranged on opposite surfaces of the first conveyor belt and the second conveyor belt, and rigid printed circuit boards on the semicircular conveyor belts can be conveyed to the third conveyor belt;
the first conveyor belt is provided with a flushing device, and the second conveyor belt is provided with a pickling device;
the four-way transmission mechanism comprises a movable plate and a limiting device at the lower end of the movable plate, wherein the limiting device takes the center of the movable plate as an axis array to form four groups, the limiting device comprises a connecting plate, a first telescopic rod on the connecting plate and an L-shaped plate arranged at the lower end of the movable plate, fixed shafts are arranged on the opposite surfaces of the two L-shaped plates, a limiting block is arranged at the telescopic end of the first telescopic rod, a fixed plate is arranged at one side of the connecting plate, a limiting plate is arranged at one side of the fixed plate far away from the connecting plate, and a rotating groove matched with the fixed shafts to rotate is formed in the inner side of the upper end of the limiting plate;
the four-way transmission mechanism further comprises a telescopic adjusting device for pushing the movable plate to rotate in four directions.
Preferably, the telescopic adjusting device comprises a fixed frame connected with the connecting plate and a second telescopic rod of the spherical hinge movable plate, a limiting shaft is arranged in the fixed frame, a movable block is rotationally connected to the outer side of the limiting shaft, an N-type fixed plate is rotationally connected to the outer side of the movable block, and the second telescopic rod is fixedly connected to the upper end of the N-type fixed plate.
Preferably, a connecting column is connected between the N-type fixed plate and the movable block through a bearing, and the connecting column and the limiting shaft form a vertical included angle.
Preferably, the ball body is installed to the flexible end of second telescopic link, the fixed block is installed to the lower extreme of fly leaf, the ball groove that the cooperation spheroid used is seted up to the lower extreme inboard of fixed block and the spheroid is installed in the ball groove.
Preferably, a fixing plate is installed on the outer side of the connecting plate, and the fixing plate is fixedly connected to the first conveyor belt through bolts.
Preferably, the outer side of the fixed shaft is provided with a limiting plate and a ring groove of the limiting block.
Preferably, the flushing device comprises a shell connected with the first conveyor belt, a partition plate is arranged in the shell and positioned above the first conveyor belt, a separation plate is arranged between the partition plate and the shell and divides the shell into a water purifying area and a sewage area, a cleaning pump is arranged in the water purifying area, a water outlet of the cleaning pump is provided with a cleaning spray head, and the cleaning spray head is arranged on the partition plate and opposite to the first conveyor belt.
Preferably, the pickling device and the flushing device are identical in structure.
After adopting the structure, the application has the following advantages:
1. according to the application, the circuit board can be transmitted to different conveyor belts through the four-way transmission mechanism, a preset cleaning route is entered, different effects of cleaning modes are realized on the circuit board, and a plurality of cleaning modes are combined for use, so that the problem that the yield is reduced when the circuit board is manufactured due to the fact that residues such as welding flux cannot be washed away due to poor cleaning effects is solved;
2. according to the application, three different cleaning modes, namely single-time circulation cleaning, single-time repeated circulation cleaning and mixed cleaning, are realized through the four-way transmission mechanism, and corresponding cleaning modes can be selected for different circuit boards, so that the circuit is cleaned in a targeted manner, and the cleaning effect is better;
3. in the mixed cleaning mode, the circuit board can be subjected to cross or repeated cross cleaning in the flushing device and the pickling device according to the working mode of the four-way transmission mechanism, so that the circuit board can be cleaned controllably, the circuit board can be repeatedly brushed, and the cleaning quality is effectively ensured;
4. according to the application, the four-way transmission mechanism, the first conveyor belt, the second conveyor belt, the third conveyor belt, the fourth conveyor belt and the semicircular conveyor belt form a cleaning assembly line, so that a circuit board cleaning route is set, the circuit board cleaning assembly line can run according to the set route, the cleaning efficiency is high, and the manpower is saved.
The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present application will become apparent by reference to the drawings and the following detailed description.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present application;
FIG. 2 is a top view of the present application;
FIG. 3 is a schematic view of the installation of the four-way transfer mechanism of the present application;
FIG. 4 is a schematic view of the installation of the spacing device of the present application;
FIG. 5 is an enlarged view of point A of the present application;
FIG. 6 is a schematic diagram of a four-way transfer mechanism of the present application;
FIG. 7 is an enlarged view of point B of the present application;
FIG. 8 is a cross-sectional view of a front view of the four-way transfer mechanism of the present application;
FIG. 9 is a right side cross-sectional view of the four-way transfer mechanism of the present application;
FIG. 10 is a schematic view of the structure of the flushing device of the present application;
fig. 11 is a cross-sectional view of the flushing device of the present application.
As shown in the figure: 1. a first conveyor belt; 2. a second conveyor belt; 3. a third conveyor belt; 4. a fourth conveyor belt; 5. a semicircular conveyer belt; 6. a four-way transmission mechanism; 7. a movable plate; 8. a telescoping adjustment device; 8.1, fixing the frame; 8.2, a second telescopic rod; 8.3, limiting the shaft; 8.4, a movable block; 8.5, N-type fixing plates; 8.6, connecting columns; 9. a limiting device; 9.1, a first telescopic rod; 9.2, L-shaped plates; 9.3, fixing shaft; 9.4, limiting blocks; 9.5, connecting the plates; 9.6, fixing plate; 9.7, limiting plates; 9.8, rotating the groove; 10. a flushing device; 10.1, a shell; 10.2, separating plate; 10.3, a water purifying area; 10.4, a sewage area; 10.5, a separator; 11. a pickling device; 12. a sphere; 13. a fixed block; 14. a ball groove; 15. a ring groove; 16. and a fixing plate.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application.
In the description of the present application, it should be noted that, 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 mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
The present application will be described in further detail in connection with the following.
Referring to fig. 1-3, a processing device for rigid printed circuit boards with pad protection comprises a first conveyor belt 1, a second conveyor belt 2, a third conveyor belt 3 and a fourth conveyor belt 4, wherein the first conveyor belt 1, the second conveyor belt 2, the third conveyor belt 3 and the fourth conveyor belt 4 are in a cross structure, a four-way transmission mechanism 6 is arranged on the opposite surfaces of the first conveyor belt 1, the second conveyor belt 2, the third conveyor belt 3 and the fourth conveyor belt 4, a semicircular conveyor belt 5 is arranged on the opposite surfaces of the first conveyor belt 1 and the second conveyor belt 2, and the rigid printed circuit boards on the semicircular conveyor belt 5 can be conveyed to the third conveyor belt 3; when the application is implemented, the first conveyor belt 1, the second conveyor belt 2, the third conveyor belt 3, the fourth conveyor belt 4 and the semicircular conveyor belt 5 are the prior art, and can be connected by using commercially available conveyor belts.
As shown in fig. 1 and 2, a flushing device 10 is installed on the first conveyor belt 1, and a pickling device 11 is installed on the second conveyor belt 2; the flushing device 10 is water washing, the acid washing device 11 is acid washing, the water washing and the acid washing are two different cleaning means, and when the rigid printed circuit board is processed, the circuit board needs to be subjected to water washing and acid washing for many times, and two cleaning modes also need to be subjected to cross or repeated cleaning according to different conditions.
As shown in fig. 4-7, the four-way transmission mechanism 6 includes a movable plate 7 and a limiting device 9 at the lower end of the movable plate 7, the limiting device 9 is in four groups by taking the center of the movable plate 7 as an axis array, specifically, four limiting devices 9 are matched with the first conveyor belt 1, the second conveyor belt 2, the third conveyor belt 3 and the fourth conveyor belt 4, the limiting device 9 includes a connecting plate 9.5, a first telescopic rod 9.1 on the connecting plate 9.5 and an L-shaped plate 9.2 at the lower end of the movable plate 7, a fixed shaft 9.3 is installed at the opposite surfaces of the two L-shaped plates 9.2, a limiting block 9.4 is installed at the telescopic end of the first telescopic rod 9.1, a fixed plate 9.6 is installed at one side of the connecting plate 9.5, a limiting plate 9.7 is installed at one side of the fixed plate 9.6 far away from the connecting plate 9.5, a rotating groove 9.8 matched with the fixed shaft 9.3 is formed at the inner side of the upper end of the limiting plate 9.7, and the effect in actual use is that the first telescopic rod 9.1 of the three groups of limiting devices 9.1 is contracted to enable the fixed shaft 9.4 to be retracted to realize the telescopic limiting device 9.3, and the telescopic device 9.4 is retracted to realize the telescopic limiting device 9.3, and the telescopic device is moved away from the fixed shaft 9.3.
As shown in fig. 8 and 9, the four-way transmission mechanism 6 further comprises a telescopic adjusting device 8 for pushing the movable plate 7 to rotate in four directions, the telescopic adjusting device 8 comprises a fixed frame 8.1 connected with the connecting plate 9.5 and a second telescopic rod 8.2 for hinging the movable plate 7 through a ball, a limiting shaft 8.3 is installed in the fixed frame 8.1, a movable block 8.4 is rotatably connected to the outer side of the limiting shaft 8.3, an N-type fixed plate 8.5 is rotatably connected to the outer side of the movable block 8.4, a second telescopic rod 8.2 is fixedly connected to the upper end of the N-type fixed plate 8.5, specifically, when the second telescopic rod 8.2 of the telescopic adjusting device 8 stretches, the movable plate 7 hinged with a pushing ball moves upwards, the first telescopic rod 9.1 of the limiting device 9 in three groups is contracted, the limiting device 9.4 is far away from a fixed shaft 9.3, the limiting block 9.3 is realized, the limiting block 9.4 and the limiting plate 9.7 is rotatably connected to the outer side of the fixed shaft 9.3, the second telescopic rod 8.2 is fixedly connected to the upper end of the N-type fixed plate 8.5 through an N-type fixed plate, the second telescopic rod 8.2 is rotatably matched with the movable plate 8.2 in the position of the movable plate through the second telescopic adjusting device, and the position of the movable plate 8.7 is enabled to rotate in the corresponding to the position of the movable plate 8.4, and the movable plate is adjusted in the horizontal direction through the position of the telescopic adjusting plate 8.2, and the position of the telescopic adjusting device is matched with the position of the movable plate 8.3.
As shown in fig. 8, a connecting column 8.6 is connected between an N-type fixing plate 8.5 and a movable block 8.4 through a bearing, the connecting column 8.6 forms a vertical included angle with a limiting shaft 8.3, specifically, the connecting column 8.6 intersects with a central axis of the limiting shaft 8.3 to form a vertical included angle, the N-type fixing plate 8.5 can rotate on the movable block 8.4 through the connecting column 8.6 so as to rotationally adjust a central line axis of the connecting column 8.6, and meanwhile, the movable block 8.4 can rotate outside the limiting shaft 8.3 so as to rotationally adjust a central line axis of the limiting shaft 8.3.
As shown in fig. 9, the telescopic end of the second telescopic rod 8.2 is provided with a ball 12, the lower end of the movable plate 7 is provided with a fixed block 13, the inner side of the lower end of the fixed block 13 is provided with a ball groove 14 matched with the ball 12, and the ball 12 is arranged in the ball groove 14. The second telescopic rod 8.2 stretches out and draws back and can drive the spheroid 12 to reciprocate upwards, the spheroid 12 can be adjusted in the ball groove 14 rotation simultaneously, cooperate four stop device 9 to use, first telescopic rod 9.1 shrink when stop device 9 of three groups, make stop block 9.4 keep away from fixed axle 9.3, realize stop device 9 to the cancellation that fixed axle 9.3 is spacing, stop block 9.4 and limiting plate 9.7 of stop device 9 of another group carry out spacingly to fixed axle 9.3, second telescopic rod 8.2 promotes fly leaf 7 and uses spacing fixed axle 9.3 to rotate as the center pin, make the circuit board on the fly leaf 7 slide to corresponding conveyer belt, accomplish the transportation of circuit board.
As shown in fig. 3, the fixing plate 16 is installed on the outer side of the connecting plate 9.5, the fixing plate 16 is fixedly connected to the first conveyor belt 1 through bolts, the fixing plate 16 is detachably installed on the first conveyor belt 1, disassembly of equipment can be achieved, the first conveyor belt 1, the second conveyor belt 2, the third conveyor belt 3 and the fourth conveyor belt 4 can be disassembled to other equipment, and utilization rate maximization of the equipment is achieved.
As shown in fig. 7, the outside of the fixed shaft 9.3 is provided with a ring groove 15 for limiting the limiting plate 9.7 and the limiting block 9.4, specifically, the limiting plate 9.7 is installed in the ring groove 15 of the fixed shaft 9.3 through a rotating groove 9.8, the limiting block 9.4 is installed above the fixed shaft 9.3, when the limiting plate 9.7 and the limiting block 9.4 are matched for use, the fixed shaft 9.3 is limited in the ring groove 15, the fixed shaft 9.3 can rotate between the limiting plate 9.7 and the limiting block 9.4 due to external force, limiting is achieved on the fixed shaft 9.3 through the limiting plate 9.7 and the limiting block 9.4, when the limiting block 9.4 is stressed and is far away from the fixed shaft 9.3, limiting of the fixed shaft 9.3 is opened, and the fixed shaft 9.3 can be far away from the limiting plate 9.7 due to external force.
As shown in fig. 10 and 11, the flushing device 10 includes a casing 10.1 connected to the first conveyor belt 1, a partition board 10.5 is installed in the casing 10.1 and the partition board 10.5 is located above the first conveyor belt 1, a separation board 10.2 is installed between the partition board 10.5 and the casing 10.1, the separation board 10.2 divides the casing 10.1 into a water purifying area 10.3 and a sewage area 10.4, a cleaning pump is installed in the water purifying area 10.3, a water outlet of the cleaning pump is installed with a cleaning nozzle and the cleaning nozzle is installed on the partition board 10.5 and faces the first conveyor belt 1, the structures of the pickling device 11 and the flushing device 10 are consistent, specifically, the cleaning liquid of the pickling device 11 is sulfuric acid, hydrochloric acid, nitric acid or mixed acid, the cleaning liquid of the flushing device 10 is water, a water inlet of the cleaning pump is located in the water purifying area 10.3, the water outlet of the cleaning nozzle is communicated with the cleaning nozzle, the cleaning nozzle faces the conveyor belt, a circuit board on the conveyor belt can be flushed, the cleaning nozzle can be selected, water spray nozzles on the conveyor belt can drop into the sewage area 10.4, and when the partition board 10.5 is used, the water mist can be blocked from spreading outside the film.
The application can realize different processing effects on the circuit board through different adjustment of the four-way transmission mechanism 6:
1. single cycle cleaning:
the circuit board is transported on the third conveyor belt 3, is conveyed to the first conveyor belt 1 or the second conveyor belt 2 through the four-way conveying mechanism 6, is cleaned through the acid cleaning device 11 or the flushing device 10, is conveyed to the third conveyor belt 3 again through the semicircular conveyor belt 5, is conveyed to the fourth conveyor belt 4 again through the four-way conveying mechanism 6, and is conveyed to the next procedure;
2. and (3) cleaning in a single repeated cycle:
the circuit board is transported on the third conveyor belt 3, is conveyed to the first conveyor belt 1 or the second conveyor belt 2 through the four-way transmission mechanism 6, is cleaned through the pickling device 11 or the flushing device 10, is conveyed to the third conveyor belt 3 again through the semicircular conveyor belt 5, is conveyed to the first conveyor belt 1 or the second conveyor belt 2 again through the four-way transmission mechanism 6, is cleaned through the pickling device 11 or the flushing device 10 again, and is sequentially repeated, wherein the circuit is that the pickling device 11, the pickling device 11 or the flushing device 10, the flushing device 10 and the flushing device 10 work, and the circuit board is conveyed to the fourth conveyor belt 4 through the four-way transmission mechanism 6 until the cleaning is finished, and is conveyed to the next procedure;
3. mixing and cleaning:
the circuit board is transported on the third conveyor belt 3, is conveyed to the first conveyor belt 1 or the second conveyor belt 2 through the four-way transmission mechanism 6, is cleaned through the acid cleaning device 11 or the flushing device 10, is conveyed to the third conveyor belt 3 again through the semicircular conveyor belt 5, is conveyed to the first conveyor belt 1 or the second conveyor belt 2 again through the four-way transmission mechanism 6, is repeated in sequence, the line is formed by intersecting the acid cleaning device 11 and the flushing device 10, or is alternately repeatedly cleaned, and is jointly operated by the acid cleaning device 11 and the flushing device 10, so that intersecting or repeated intersecting cleaning is realized, and is conveyed to the fourth conveyor belt 4 through the four-way transmission mechanism 6 until cleaning is finished, and the next working procedure is carried out.
The working principle of the application is as follows:
the circuit board is transported on the third conveyor belt 3, the ball 12 can be driven to move upwards through the expansion of the second expansion link 8.2, meanwhile, the ball 12 can be adjusted in a rotating mode in the ball groove 14, the four limiting devices 9 are matched for use, when the first expansion link 9.1 of the three groups of limiting devices 9 is contracted, the limiting block 9.4 is far away from the fixed shaft 9.3, the limiting device 9 is used for canceling the limiting of the fixed shaft 9.3, in addition, the limiting block 9.4 and the limiting plate 9.7 of the limiting device 9 of one group limit the fixed shaft 9.3, the second expansion link 8.2 pushes the movable plate 7 to rotate by taking the limiting fixed shaft 9.3 as a central shaft, the circuit board on the movable plate 7 slides onto the corresponding conveyor belt, the four-way conveying mechanism 6 conveys the circuit board onto the first conveyor belt 1 or the second conveyor belt 2, the circuit board is cleaned by the four-way conveying device 11 or the flushing device 10, the circuit board is conveyed onto the third conveyor belt 3 again by the semicircular conveyor belt 5, the circuit board is conveyed onto the first conveyor belt 1 or the second conveyor belt 2 again by the four-way conveying mechanism 6 until the four-way conveying mechanism is cleaned by the four-way conveying mechanism 4.
The application and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the application as shown throughout. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present application.
Claims (8)
1. The rigid printed circuit board processing device with the pad protection function is characterized by comprising a first conveying belt (1), a second conveying belt (2), a third conveying belt (3) and a fourth conveying belt (4), wherein the first conveying belt (1), the second conveying belt (2), the third conveying belt (3) and the fourth conveying belt (4) are in a cross structure, four-way conveying mechanisms (6) are arranged on opposite surfaces of the first conveying belt (1), the second conveying belt (2), the third conveying belt (3) and the fourth conveying belt (4), semicircular conveying belts (5) are arranged on opposite surfaces of the first conveying belt (1) and the second conveying belt (2), and rigid printed circuit boards on the semicircular conveying belts (5) can be conveyed to the third conveying belt (3);
a flushing device (10) is arranged on the first conveyor belt (1), and a pickling device (11) is arranged on the second conveyor belt (2);
the four-way transmission mechanism (6) comprises a movable plate (7) and limiting devices (9) at the lower ends of the movable plate (7), the limiting devices (9) are four groups taking the center of the movable plate (7) as an axis array, each limiting device (9) comprises a connecting plate (9.5), an L-shaped plate (9.2) is oppositely arranged at the lower ends of a first telescopic rod (9.1) and the movable plate (7) on the connecting plate (9.5), fixed shafts (9.3) are arranged on opposite surfaces of the two L-shaped plates (9.2), limiting blocks (9.4) are arranged at the telescopic ends of the first telescopic rods (9.1), a fixed plate (9.6) is arranged at one side of the connecting plate (9.5), the side, far away from the connecting plate (9.5), of the fixed plate (9.6) is provided with a limiting plate (9.7), and the inner side of the upper end of the limiting plate (9.7) is provided with a rotating groove (9.8) which is matched with the fixed shafts (9.3) to rotate;
the four-way transmission mechanism (6) further comprises a telescopic adjusting device (8) for pushing the movable plate (7) to rotate in four directions.
2. A rigid printed circuit board processing apparatus with pad shielding as defined in claim 1, wherein: the telescopic adjusting device (8) comprises a fixed frame (8.1) connected with a connecting plate (9.5) and a second telescopic rod (8.2) hinged with a movable plate (7) through a ball, a limiting shaft (8.3) is installed in the fixed frame (8.1), a movable block (8.4) is rotatably connected to the outer side of the limiting shaft (8.3), an N-type fixed plate (8.5) is rotatably connected to the outer side of the movable block (8.4), and the second telescopic rod (8.2) is fixedly connected to the upper end of the N-type fixed plate (8.5).
3. A rigid printed circuit board processing apparatus with pad shielding as defined in claim 2, wherein: the connecting column (8.6) is connected between the N-type fixed plate (8.5) and the movable block (8.4) through a bearing, and the connecting column (8.6) and the limiting shaft (8.3) form a vertical included angle.
4. A rigid printed circuit board processing apparatus with pad shielding as defined in claim 2, wherein: the ball body (12) is installed to the flexible end of second telescopic link (8.2), fixed block (13) are installed to the lower extreme of fly leaf (7), ball groove (14) that cooperation spheroid (12) used are seted up to the lower extreme inboard of fixed block (13) and spheroid (12) are installed in ball groove (14).
5. A rigid printed circuit board processing apparatus with pad shielding as defined in claim 2, wherein: a fixing plate (16) is arranged on the outer side of the connecting plate (9.5), and the fixing plate (16) is fixedly connected to the first conveyor belt (1) through bolts.
6. A rigid printed circuit board processing apparatus with pad shielding as defined in claim 1, wherein: the outer side of the fixed shaft (9.3) is provided with a limiting plate (9.7) and a ring groove (15) of the limiting block (9.4).
7. A rigid printed circuit board processing apparatus with pad shielding as defined in claim 1, wherein: the flushing device (10) comprises a shell (10.1) connected with a first conveyor belt (1), a partition board (10.5) is arranged in the shell (10.1) and located above the first conveyor belt (1), a separation plate (10.2) is arranged between the partition board (10.5) and the shell (10.1), the separation plate (10.2) divides the shell (10.1) into a water purifying area (10.3) and a sewage area (10.4), a cleaning pump is arranged in the water purifying area (10.3), and a water outlet of the cleaning pump is provided with a cleaning spray head and is arranged on the partition board (10.5) just opposite to the first conveyor belt (1).
8. A rigid printed circuit board processing device with pad shielding as defined in claim 7, wherein: the pickling device (11) and the flushing device (10) are identical in structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310998428.9A CN117177465B (en) | 2023-08-09 | 2023-08-09 | Rigid printed circuit board processing device with pad protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310998428.9A CN117177465B (en) | 2023-08-09 | 2023-08-09 | Rigid printed circuit board processing device with pad protection |
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| CN117177465A true CN117177465A (en) | 2023-12-05 |
| CN117177465B CN117177465B (en) | 2024-03-01 |
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| US20120081862A1 (en) * | 2010-10-05 | 2012-04-05 | Inventec Corporation | Structure for fixing circuit board |
| CN109055957A (en) * | 2018-08-28 | 2018-12-21 | 格林美（武汉）城市矿产循环产业园开发有限公司 | A kind of intelligence pickling system |
| CN110980233A (en) * | 2019-12-30 | 2020-04-10 | 安徽安鑫货叉有限公司 | Rotating mechanism for transferring sectional materials |
| CN113526096A (en) * | 2021-08-10 | 2021-10-22 | 衢州市川特电子科技有限公司 | Reversible conveying mechanism for circuit board production and conveying |
| CN113526095A (en) * | 2021-08-07 | 2021-10-22 | 衢州市川特电子科技有限公司 | Multidirectional conveying device for conveying in circuit board production |
| CN214592197U (en) * | 2021-05-19 | 2021-11-02 | 东莞联桥电子有限公司 | Circuit board etching sprays washing device |
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2023
- 2023-08-09 CN CN202310998428.9A patent/CN117177465B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120081862A1 (en) * | 2010-10-05 | 2012-04-05 | Inventec Corporation | Structure for fixing circuit board |
| CN109055957A (en) * | 2018-08-28 | 2018-12-21 | 格林美（武汉）城市矿产循环产业园开发有限公司 | A kind of intelligence pickling system |
| CN110980233A (en) * | 2019-12-30 | 2020-04-10 | 安徽安鑫货叉有限公司 | Rotating mechanism for transferring sectional materials |
| CN214592197U (en) * | 2021-05-19 | 2021-11-02 | 东莞联桥电子有限公司 | Circuit board etching sprays washing device |
| CN113526095A (en) * | 2021-08-07 | 2021-10-22 | 衢州市川特电子科技有限公司 | Multidirectional conveying device for conveying in circuit board production |
| CN113526096A (en) * | 2021-08-10 | 2021-10-22 | 衢州市川特电子科技有限公司 | Reversible conveying mechanism for circuit board production and conveying |
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| CN117177465B (en) | 2024-03-01 |
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