CN114964335A - PCB double-side detection device - Google Patents
PCB double-side detection device Download PDFInfo
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- CN114964335A CN114964335A CN202210444819.1A CN202210444819A CN114964335A CN 114964335 A CN114964335 A CN 114964335A CN 202210444819 A CN202210444819 A CN 202210444819A CN 114964335 A CN114964335 A CN 114964335A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/16—Elements for restraining, or preventing the movement of, parts, e.g. for zeroising
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/956—Inspecting patterns on the surface of objects
- G01N2021/95638—Inspecting patterns on the surface of objects for PCB's
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Abstract
The invention discloses a PCB double-side detection device, belonging to the field of PCB double-side detection.A synchronous telescopic rod drives a linkage frame to press down, the linkage frame in the pressing down process drives an adsorption component and a blowing component to run synchronously, the PCB mainboard is limited by a placing component, the placing component is matched with the adsorption component to adsorb and fix the PCB mainboard, so that the PCB mainboard is not easy to deform and damage, a space extension component enables the adsorption component to stably adsorb the PCB mainboard on one hand, and the other method can be matched with the blowing component to enable the blowing component to comprehensively extrude, so that extruded airflow blows towards the upper end and the lower end of the PCB mainboard, dust at the upper end and the lower end of the PCB mainboard can be blown and cleaned, the detection accuracy is improved, and because extrusion clamping is not needed, a transparent glass plate at the upper end of the linkage frame can be completely dismantled, the upper end of the PCB mainboard can be directly scanned and detected, the accuracy of the detection result is further improved.
Description
Technical Field
The invention relates to the field of PCB double-sided detection, in particular to a PCB double-sided detection device.
Background
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. The state of the art of printed circuits is generally represented by the line width, the aperture, and the ratio of the thickness/aperture on the printed circuit board.
Refer to reference 201811567260.1 two-sided detection device of PCB, wherein when last work frame and work frame down were close to each other, can press from both sides the PCB board between the two tight to fixed PCB board, last work frame with work frame down to PCB board clamp fastening timing, its dynamics is not convenient for control, its PCB board receives the extrusion damage easily, perhaps the phenomenon that the centre gripping dynamics is not enough.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a PCB double-side detection device, a synchronous telescopic rod drives a linkage frame to press downwards, the linkage frame in the pressing process drives an adsorption component and a blowing component to run synchronously, the PCB main board is limited by a placing component, the placing component is matched with the adsorption component to adsorb and fix the PCB main board, so that the PCB main board is not easy to deform and damage, a space extension component enables the adsorption component to stably adsorb the PCB main board on one hand, and the other method can be matched with the blowing component to enable the blowing component to comprehensively extrude, so that extruded airflow blows to the upper end and the lower end of the PCB main board, dust at the upper end and the lower end of the PCB main board can be blown and cleaned, the detection precision is improved, and the transparent glass plate of the linkage frame can be completely removed because extrusion clamping is not needed, the upper end of the PCB main board can be directly scanned and detected, the accuracy of the detection result is further improved.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A PCB double-side detection device comprises a detection substrate, wherein four synchronous telescopic rods are fixedly connected to the squat of the detection substrate, a placing component is fixedly embedded on the surface of the detection substrate, a linkage frame is fixedly connected to the output ends of the four synchronous telescopic rods and is positioned above the placing component, an adsorption component and a blowing component are fixedly connected to the upper end of the detection substrate, the upper ends of the adsorption component and the blowing component are fixedly connected with the linkage frame, a space extension component is slidably connected to the interior of the adsorption component, the synchronous telescopic rods drive the linkage frame to press down, the linkage frame in the pressing down process drives the adsorption component and the blowing component to synchronously run, the PCB mainboard is limited by the placing component, the placing component is matched with the adsorption component to adsorb and fix the PCB mainboard, so that the PCB mainboard is not easy to deform and damage, and on the one hand, the adsorption component stably adsorbs the PCB mainboard by the space extension component, the other method can be matched with the blowing assembly, so that the blowing assembly can be comprehensively extruded, extruded air flow is blown to the upper end and the lower end of the PCB mainboard, dust at the upper end and the lower end of the PCB mainboard can be blown to be cleaned, the detection accuracy is improved, the transparent glass plate at the upper end of the linkage frame can be completely removed without being squeezed and clamped, the upper end of the PCB mainboard can be directly scanned and detected, and the detection result accuracy is further improved.
Further, place the subassembly including placing the board, the inside division of placing the board has the cavity, the interior top division of cavity has the absorption mouth, the upper end fixedly connected with who places the board links up the mouth, link up the mouth and adsorb and coincide between the mouth, the spacing frame of the upper end fixedly connected with who places the board, the inner wall division of spacing frame has the gas outlet, places the PCB mainboard and places the board upper surface after, can carry on spacingly to the PCB mainboard through spacing frame, improves the stability after the PCB mainboard is placed.
Further, it adopts transparent elasticity silica gel material to make to link up the mouth, place the board and adopt transparent glass material to make, link up the mouth and place the board of making through transparent material, reduce the possibility that the scanning testing result makes mistakes, and link up the mouth and adopt transparent elasticity silica gel material to make, improve and link up the sealed effect between mouth and the PCB mainboard to improve the stability to PCB mainboard is absorbent.
Furthermore, the adsorption component comprises an air pumping cylinder, the air pumping cylinder is fixedly connected with the detection substrate, a space extension component is connected to an inner cavity of the air pumping cylinder in a sliding mode, a first linkage rod is fixedly connected to the lower end of the space extension component, the first linkage rod is fixedly connected with the linkage frame, the air pumping cylinder is communicated with the cavity, when the synchronous telescopic rod drives the linkage frame to press down, the linkage frame presses down the first linkage rod, the first linkage rod which presses down is matched with the space extension component to reduce the internal air pressure of the cavity, but the external air pressure is large, so that the PCB mainboard is tightly adsorbed at the joint, the PCB mainboard is adsorbed and fixed, the clamping force is not required to be considered, and the possibility of deformation and damage of the PCB mainboard is reduced.
Further, the subassembly of blowing is including linking up a section of thick bamboo, the upper end sliding connection who links up a section of thick bamboo has the second linkage rod, the lower extreme fixedly connected with clamp plate who links up a section of thick bamboo, the interior bottom fixedly connected with elasticity gasbag that links up a section of thick bamboo, the upper end and the clamp plate of elasticity gasbag contact, the inside of linking up a section of thick bamboo is excavated there is the pipeline cavity, be linked together between pipeline cavity and the elasticity gasbag, be linked together between pipeline cavity and the gas outlet, when synchronous telescopic link drives linkage frame and pushes down, the linkage frame can drive the second linkage rod in step and push down, and the elasticity gasbag will slowly be in the extruded state through the pushing down of second linkage rod, and the inside gas that is extruded of elasticity gasbag will blow to the upper and lower both ends of PCB mainboard through pipeline cavity and gas outlet to the dust at both ends about the PCB mainboard is cleared up.
Further, the space extension subassembly is including extending the piece down, be fixed connection between extension piece and the first gangbar down, the upper end fixedly connected with spring of extension piece down, the upper end fixedly connected with piece of bleeding of spring, take out the air piece and bleed closely contact between the piece, influenced by the atmospheric pressure, the piece of bleeding will unable removal after removing one end distance, extension piece cooperation spring down continues to draw downwards and rises this moment, provides sufficient space for the compression of the subassembly of blowing, improves the effect of blowing of the subassembly of blowing, and the piece of bleeding passes through the spring and remains stable to can stabilize the inside atmospheric pressure of cavity, the guarantee is to the adsorption effect of PCB mainboard.
Furthermore, the outer circumference of the air pumping block is provided with a rubber layer, the air pumping block is in close contact with the inner wall of the air pumping cylinder through the rubber layer, and the sealing effect of the air pumping block and the inner wall of the air pumping cylinder is improved through the rubber layer.
Further, the inner wall of the connecting cylinder is provided with a polishing layer, the inner wall of the connecting cylinder is in contact with the elastic air bag, and the friction force between the elastic air bag and the inner wall of the connecting cylinder is reduced through the polishing layer, so that the possibility of damage of the elastic air bag due to friction is reduced.
Furthermore, the spring is made of spring steel materials and is in a pulling state, so that the lower extension block can be in close contact with the air exhaust block.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) the synchronous telescopic rod drives the linkage frame to press downwards, the linkage frame in the pressing process drives the adsorption component and the blowing component to synchronously run, the PCB main board is limited by the placing component, the placing component is matched with the adsorption component to adsorb and fix the PCB main board, so that the PCB main board is not easy to deform and damage, the space extending component enables the adsorption component to stably adsorb the PCB main board on one hand, the other method can be matched with the blowing component, make the subassembly of blowing to carry out comprehensive extrusion for the air current that extrudes blows to the upper and lower both ends of PCB mainboard, can blow the clearance to the dust at PCB mainboard upper and lower both ends, improves the precision that detects, because of need not extrude the centre gripping, the clear glass board of the upper end of linkage frame can be demolishd completely, can directly scan the detection to PCB mainboard upper end, further improves the precision of testing result.
(2) Placing the subassembly including placing the board, the inside of placing the board is excavated there is the cavity, and the interior top of cavity is excavated there is the absorption mouth, and the upper end fixedly connected with of placing the board links up the mouth, links up identical between mouth and the absorption mouth, places the spacing frame of the upper end fixedly connected with of board, and the inner wall of spacing frame is excavated there is the gas outlet, places the PCB mainboard and after placing the board upper surface, can carry on spacingly to the PCB mainboard through spacing frame, improves the stability after the PCB mainboard is placed.
(3) The joint is made of transparent elastic silica gel materials, the placing plate is made of transparent glass materials, the joint made of transparent materials and the placing plate reduce the possibility of error of scanning detection results, the joint is made of transparent elastic silica gel materials, the sealing effect between the joint and the PCB mainboard is improved, and accordingly the stability of PCB mainboard adsorption is improved.
(4) The adsorption component comprises an air pump, the air pump is fixedly connected with the detection substrate, the inner cavity of the air pump is slidably connected with a space extension component, a first linkage rod is fixedly connected with the lower end of the space extension component, the first linkage rod is fixedly connected with a linkage frame, the air pump is communicated with the cavity, when the synchronous telescopic rod drives the linkage frame to press down, the linkage frame presses down the first linkage rod in the belt, the first linkage rod which presses down is matched with the space extension component to reduce the internal air pressure of the cavity, but the external air pressure is large, so that the PCB mainboard is tightly adsorbed at the joint, the PCB mainboard is adsorbed and fixed, the clamping force is not required to be considered, and the possibility of deformation and damage of the PCB mainboard is reduced.
(5) The air blowing assembly comprises a linking barrel, the upper end of the linking barrel is slidably connected with a second linkage rod, the lower end of the linking barrel is fixedly connected with a pressing plate, the inner bottom end of the linking barrel is fixedly connected with an elastic air bag, the upper end of the elastic air bag is in contact with the pressing plate, a pipeline cavity is drilled inside the linking barrel, the pipeline cavity is communicated with the elastic air bag, the pipeline cavity is communicated with an air outlet, when the synchronous telescopic rod drives the linkage frame to press down, the linkage frame can synchronously drive the second linkage rod to press down, the elastic air bag is slowly in a squeezed state through the pressing down of the second linkage rod, the air squeezed out of the interior of the elastic air bag is blown to the upper end and the lower end of a PCB mainboard through the pipeline cavity and the air outlet, and therefore dust at the upper end and the lower end of the PCB mainboard is cleaned.
(6) The space extension subassembly is including extending the piece down, be fixed connection between extension piece of lower extension and the first gangbar, the upper end fixedly connected with spring of extension piece down, the upper end fixedly connected with of spring piece of bleeding, the piece of bleeding and the intimate contact between the piece of bleeding, influenced by the atmospheric pressure, the piece of bleeding will be unable to remove after removing one end distance, extension piece cooperation spring of lower extension this moment lasts the lapse and rises, provide sufficient space for the compression of subassembly of blowing, improve the effect of blowing of subassembly of blowing, the piece of bleeding passes through the spring and remains stable, thereby can stabilize the inside atmospheric pressure of cavity, the guarantee is to the adsorption effect of PCB mainboard.
(7) The outer circumference of the air pumping block is provided with a rubber layer, the air pumping block is in close contact with the inner wall of the air pumping cylinder through the rubber layer, and the sealing effect of the air pumping block and the inner wall of the air pumping cylinder is improved through the rubber layer.
(8) The inner wall of the linking cylinder is provided with a polishing layer, the inner wall of the linking cylinder is in contact with the elastic air bag, and the friction force between the elastic air bag and the inner wall of the linking cylinder is reduced through the polishing layer, so that the possibility of damage of the elastic air bag due to friction is reduced.
(9) The spring is made of spring steel materials and is in a pulling-up state, so that the lower extension block can be in close contact with the air pumping block.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall split structure of the present invention;
FIG. 3 is a schematic cross-sectional view of a detection substrate according to the present invention;
FIG. 4 is an enlarged view of FIG. 3 at A;
FIG. 5 is an enlarged view of FIG. 3 at B;
fig. 6 is a schematic cross-sectional view of the space extension assembly of the present invention.
The reference numbers in the figures illustrate:
100 detection substrates, 200 synchronous telescopic rods, 300 placement components, 301 placement plates, 302 cavities, 303 connection ports, 304 limiting frames, 3041 air outlets, 400 linkage frames, 500 adsorption components, 501 air pumping cylinders, 502 first linkage rods, 600 blowing components, 601 connection cylinders, 602 second linkage rods, 603 pressing plates, 604 elastic airbags, 605 pipeline cavities, 700 space extension components, 701 lower extension blocks, 702 springs and 703 air pumping blocks.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; 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.
The embodiment is as follows:
referring to fig. 1-3, a PCB double-side inspection apparatus includes an inspection substrate 100, and is characterized in that: the squatting of the detection substrate 100 is fixedly connected with four synchronous telescopic rods 200, the surface of the detection substrate 100 is embedded and fixed with a placing component 300, the output ends of the four synchronous telescopic rods 200 are fixedly connected with a linkage frame 400, the linkage frame 400 is positioned above the placing component 300, the upper end of the detection substrate 100 is fixedly connected with an adsorption component 500 and a blowing component 600, the upper ends of the adsorption component 500 and the blowing component 600 are fixedly connected with the linkage frame 400, the interior of the adsorption component 500 is slidably connected with a space extension component 700, the synchronous telescopic rods 200 drive the linkage frame 400 to press down, the linkage frame 400 in the pressing down process drives the adsorption component 500 and the blowing component 600 to synchronously run, the placing component 300 limits the PCB mainboard, the placing component 300 is matched with the adsorption component 500 to adsorb and fix the PCB mainboard, so that the PCB mainboard is not easy to deform and damage, on one hand, the adsorption component 500 stably adsorbs the PCB mainboard by the space extension component 700, another method can cooperate the subassembly 600 of blowing for the subassembly 600 of blowing can carry out comprehensive extrusion, makes the air current that extrudes blow to the upper and lower both ends of PCB mainboard, can blow the clearance to the dust at both ends about the PCB mainboard, improves the precision of detecting, because of need not carrying out the extrusion centre gripping, the transparent glass board of the upper end of linkage frame 400 can be demolishd completely, can directly scan the detection to PCB mainboard upper end, further improves the precision of testing result.
Referring to fig. 3, the placing assembly 300 includes a placing board 301, a cavity 302 is formed in the placing board 301, an absorption port is formed in the top end of the cavity 302, an upper end of the placing board 301 is fixedly connected with a connection port 303, the connection port 303 is matched with the absorption port, an upper end of the placing board 301 is fixedly connected with a limit frame 304, an inner wall of the limit frame 304 is formed with an air outlet 3401, after a PCB motherboard is placed on the upper surface of the placing board 301, the PCB motherboard can be limited by the limit frame 304, stability of the placed PCB motherboard is improved, the connection port 303 is made of a transparent elastic silica gel material, the placing board 301 is made of a transparent glass material, the connection port 303 and the placing board 301 are made of a transparent material, possibility of error of scanning detection results is reduced, the connection port 303 is made of a transparent elastic silica gel material, and sealing effect between the connection port 303 and the PCB motherboard is improved, thereby improving the stability of the adsorption of the PCB mainboard.
Referring to fig. 3-5, the suction assembly 500 includes a suction cylinder 501, the suction cylinder 501 is fixedly connected to the detection substrate 100, an inner cavity of the suction cylinder 501 is slidably connected to a space extending assembly 700, a lower end of the space extending assembly 700 is fixedly connected to a first linkage rod 502, the first linkage rod 502 is fixedly connected to the linkage frame 400, the suction cylinder 501 is communicated with the cavity 302, when the synchronous telescopic rod 200 drives the linkage frame 400 to press down, the linkage frame 400 presses down the first linkage rod 502, the internal air pressure of the cavity 302 is reduced by the first linkage rod 502 pressing down in cooperation with the space extending assembly 700, but the external air pressure is higher, so that the PCB motherboard is tightly adsorbed at the connection port 303, and is sucked and fixed to the PCB motherboard without considering the clamping force, thereby reducing the possibility of deformation and damage of the PCB motherboard, the blowing assembly 600 includes a connection cylinder 601, an upper end of the connection cylinder 601 is slidably connected to a second linkage rod 602, the lower end of the connecting cylinder 601 is fixedly connected with a pressing plate 603, the inner bottom end of the connecting cylinder 601 is fixedly connected with an elastic air bag 604, the upper end of the elastic air bag 604 is in contact with the pressing plate 603, a pipeline cavity 605 is drilled in the connecting cylinder 601, the pipeline cavity 605 is communicated with the elastic air bag 604, the pipeline cavity 605 is communicated with an air outlet 3401, when the synchronous telescopic rod 200 drives the linkage frame 400 to press down, the linkage frame 400 can synchronously drive the second linkage rod 602 to press down, the elastic air bag 604 is slowly in a pressed state through the pressing down of the second linkage rod 602, the air squeezed out from the elastic air bag 604 is blown to the upper end and the lower end of the PCB mainboard through the pipeline cavity 605 and the air outlet 3401, so that dust at the upper end and the lower end of the PCB mainboard is cleaned, the inner wall of the connecting cylinder 601 is provided with a polishing layer, the inner wall of the connecting cylinder 601 is in contact with the elastic air bag 604, and passes through the polishing layer, the friction force between the elastic air bag 604 and the inner wall of the connecting cylinder 601 is reduced, so that the possibility that the elastic air bag 604 is damaged due to friction is reduced.
Referring to fig. 6, the space extension assembly 700 includes a lower extension block 701, the lower extension block 701 is fixedly connected to the first linkage rod 502, a spring 702 is fixedly connected to the upper end of the lower extension block 701, an air suction block 703 is fixedly connected to the upper end of the spring 702, the air suction block 703 is in close contact with the air suction block 703, and under the influence of air pressure, the air suction block 703 cannot move after moving a distance, at this time, the lower extension block 701 continuously pulls downward in cooperation with the spring 702 to provide a sufficient space for compression of the air blowing assembly 600, thereby improving the air blowing effect of the air blowing assembly 600, the air suction block 703 is kept stable by the spring 702, thereby stabilizing the air pressure inside the cavity 302, ensuring the adsorption effect on the PCB motherboard, a rubber layer is disposed on the outer circumferential surface of the air suction block 703, the air suction block 703 is in close contact with the inner wall of the air suction cylinder 501 through the rubber layer, thereby improving the sealing effect between the air suction block 703 and the inner wall of the air suction cylinder 501, the spring 702 is made of spring steel material, and the spring 702 is in a pulling state, so that the lower extension block 701 and the air suction block 703 can be in close contact.
The working principle is as follows: when the synchronous telescopic rod 200 drives the linkage frame 400 to press down, the linkage frame 400 presses down the first linkage rod 502, the pressed-down first linkage rod 502 is matched with the space extension assembly 700 to reduce the internal air pressure of the cavity 302, but the external air pressure is larger, so that the PCB mainboard is tightly adsorbed at the connection port 303, the PCB mainboard is adsorbed and fixed, the clamping force is not considered, the possibility of deformation and damage of the PCB mainboard is reduced, when the synchronous telescopic rod 200 drives the linkage frame 400 to press down, the linkage frame 400 synchronously drives the second linkage rod 602 to press down, the elastic airbag 604 is slowly in a pressed state through the pressing down of the second linkage rod 602, the gas extruded out of the elastic airbag 604 is blown to the upper end and the lower end of the PCB mainboard through the pipeline cavity 605 and the air outlet 3401, so that dust at the upper end and the lower end of the PCB mainboard is cleaned and influenced by air suction, and the movement of the block 703 cannot move after moving one end distance, at this time, the lower extension block 701 is continuously pulled up in cooperation with the spring 702 to provide enough space for compression of the blowing assembly 600, so as to improve the blowing effect of the blowing assembly 600, the air exhaust block 703 is kept stable through the spring 702, so as to stabilize the air pressure inside the cavity 302 and ensure the adsorption effect on the PCB motherboard, the synchronous telescopic rod 200 drives the linkage frame 400 to press down, the linkage frame 400 in the pressing down process drives the adsorption assembly 500 and the blowing assembly 600 to synchronously operate, the PCB motherboard is limited through the placement assembly 300, the placement assembly 300 is in cooperation with the adsorption assembly 500 to adsorb and fix the PCB motherboard, so that the PCB motherboard is not easily deformed and damaged, on one hand, the adsorption assembly 500 stably adsorbs the PCB motherboard, on the other hand, the space extension assembly 700 is capable of being in cooperation with the blowing assembly 600, so that the blowing assembly 600 can be comprehensively extruded, so that the extruded airflow is blown to the upper end and the lower end of the PCB motherboard, can blow the clearance to the dust at both ends about the PCB mainboard, improve the precision that detects, because of need not carrying out the extrusion centre gripping, the clear glass board of the upper end of linkage frame 400 can be demolishd completely, can directly scan the detection to PCB mainboard upper end, further improves the precision of testing result.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by the equivalent or modified embodiments and the modified concepts of the present invention.
Claims (9)
1. A PCB double-sided detection device comprises a detection substrate (100), and is characterized in that: four synchronous telescopic link (200) of fixedly connected with of squatting of detection base plate (100), the surface of detecting base plate (100) inlays to be established and is fixed with and places subassembly (300), four the output fixedly connected with linkage frame (400) of synchronous telescopic link (200), linkage frame (400) are located the top of placing subassembly (300), the upper end fixedly connected with adsorption component (500) of detecting base plate (100) and subassembly (600) of blowing, fixed connection between adsorption component (500) and the upper end of subassembly (600) of blowing and linkage frame (400), the inside sliding connection of adsorption component (500) has space extension subassembly (700).
2. The PCB double-sided detection device of claim 1, wherein: the utility model provides a set up subassembly (300) including placing board (301), the inside of placing board (301) is opened and is dug there is cavity (302), the interior top of cavity (302) is opened and is dug there is the absorption mouth, the upper end fixedly connected with who places board (301) links up interface (303), it is identical between interface (303) and the absorption mouth to link up interface, the upper end fixedly connected with of placing board (301) spacing frame (304), the inner wall of spacing frame (304) is opened and is dug there is gas outlet (3401).
3. The PCB double-sided detection device of claim 2, wherein: the connecting port (303) is made of transparent elastic silica gel materials, and the placing plate (301) is made of transparent glass materials.
4. The PCB double-sided detection device of claim 1, wherein: the adsorption component (500) comprises an air pumping cylinder (501), the air pumping cylinder (501) is fixedly connected with the detection substrate (100), the inner cavity of the air pumping cylinder (501) is connected with a space extension component (700) in a sliding mode, a first linkage rod (502) is fixedly connected to the lower end of the space extension component (700), the first linkage rod (502) is fixedly connected with the linkage frame (400), and the air pumping cylinder (501) is communicated with the cavity (302).
5. The PCB double-sided detection device of claim 1, wherein: blow subassembly (600) including linking up a section of thick bamboo (601), the upper end sliding connection who links up a section of thick bamboo (601) has second linkage pole (602), the lower extreme fixedly connected with clamp plate (603) that links up a section of thick bamboo (601), the inner bottom fixedly connected with elasticity gasbag (604) that links up a section of thick bamboo (601), the upper end and the clamp plate (603) of elasticity gasbag (604) contact, the inside of linking up a section of thick bamboo (601) is opened and is dug there is pipeline cavity (605), be linked together between pipeline cavity (605) and elasticity gasbag (604), be linked together between pipeline cavity (605) and gas outlet (3401).
6. The PCB double-sided detection device of claim 1, wherein: the space extension assembly (700) comprises a lower extension block (701), the lower extension block (701) is fixedly connected with a first linkage rod (502), the upper end of the lower extension block (701) is fixedly connected with a spring (702), the upper end of the spring (702) is fixedly connected with an air exhaust block (703), and the air exhaust block (703) is in close contact with the air exhaust block (703).
7. The PCB double-sided detection device of claim 6, wherein: the outer circumferential surface of the air extraction block (703) is provided with a rubber layer, and the air extraction block (703) is in close contact with the inner wall of the air extraction cylinder (501) through the rubber layer.
8. The PCB double-sided detection device of claim 5, wherein: the inner wall of the connecting cylinder (601) is provided with a polishing layer, and the inner wall of the connecting cylinder (601) is in contact with the elastic air bag (604).
9. The PCB double-sided detection device of claim 6, wherein: the spring (702) is made of spring steel materials, and the spring (702) is in a pulling-up state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210444819.1A CN114964335B (en) | 2022-04-26 | 2022-04-26 | PCB double-side detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210444819.1A CN114964335B (en) | 2022-04-26 | 2022-04-26 | PCB double-side detection device |
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| Publication Number | Publication Date |
|---|---|
| CN114964335A true CN114964335A (en) | 2022-08-30 |
| CN114964335B CN114964335B (en) | 2023-03-28 |
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| CN202210444819.1A Active CN114964335B (en) | 2022-04-26 | 2022-04-26 | PCB double-side detection device |
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Cited By (1)
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| CN114964335B (en) | 2023-03-28 |
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