CN116723639A - Graphene integrated circuit board batch polishing and drilling equipment - Google Patents
Graphene integrated circuit board batch polishing and drilling equipment Download PDFInfo
- Publication number
- CN116723639A CN116723639A CN202311003381.4A CN202311003381A CN116723639A CN 116723639 A CN116723639 A CN 116723639A CN 202311003381 A CN202311003381 A CN 202311003381A CN 116723639 A CN116723639 A CN 116723639A
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- Prior art keywords
- circuit board
- drilling
- guide roller
- polishing
- integrated circuit
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- 238000005553 drilling Methods 0.000 title claims abstract description 97
- 238000005498 polishing Methods 0.000 title claims abstract description 95
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 32
- 230000007246 mechanism Effects 0.000 claims abstract description 44
- 230000000694 effects Effects 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
- H05K3/0047—Drilling of holes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/02—Details related to mechanical or acoustic processing, e.g. drilling, punching, cutting, using ultrasound
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/02—Details related to mechanical or acoustic processing, e.g. drilling, punching, cutting, using ultrasound
- H05K2203/0214—Back-up or entry material, e.g. for mechanical drilling
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/02—Details related to mechanical or acoustic processing, e.g. drilling, punching, cutting, using ultrasound
- H05K2203/025—Abrading, e.g. grinding or sand blasting
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The application relates to the field of circuit board processing, in particular to graphene integrated circuit board batch polishing and drilling equipment, which comprises a turntable, wherein the turntable is provided with a turntable, the periphery of the turntable is coaxially provided with an outer ring, a plurality of positioning frames are arranged on the outer ring, the graphene integrated circuit board batch polishing and drilling equipment also comprises a fixed-point drilling and polishing mechanism, the fixed-point drilling and polishing mechanism is provided with a lifting frame, a drill bit is arranged on the lifting frame and corresponds to each drilling position of the peripheral corners of a circuit board, a flexible polishing belt is arranged between the four drill bits, the fixed-point drilling and polishing mechanism is also provided with an expansion mechanism, a drilling driving assembly is arranged on the expansion mechanism, a polishing driving assembly is arranged on the lifting frame, and a lifting driver is arranged on the outer side of the turntable.
Description
Technical Field
The application relates to the field of circuit board processing, in particular to graphene integrated circuit board batch grinding and drilling equipment.
Background
The existing graphene integrated circuit board is required to be subjected to surface polishing, drilling and other working procedures when being manufactured, and the operations are carried out separately, so that the product is continuously transferred, the processing progress is influenced, the working efficiency is reduced, although some polishing and drilling integrated equipment appears in the existing market, the equipment is complex in structure, the drilling function and the polishing function are slow to switch, and when the polishing mechanism is switched into after the drilling is finished, the circuit board is easily damaged due to rigid polishing of the polishing wheel, the quality of the circuit board is influenced, and the defective rate is high.
The current chinese patent CN202110034674.3 discloses an adjustable graphene integrated circuit board batch polishing drilling device, including the bar base, the top surface of bar base is equipped with and places the recess and respectively is equipped with a pair of supporting legs in the left and right sides of placing the recess, is fixed with the processing roof between two pairs of supporting legs, be equipped with the drilling elongated slot in placing the recess, slide in the processing roof and be equipped with the removal seat, the bottom of removal seat is equipped with drilling grinding machanism, drilling grinding machanism includes the lift adjustment seat of elasticity cartridge in the removal seat, be equipped with the processing cylinder in the recess that the bottom surface of lift adjustment seat had, the piston rod of processing cylinder is vertical down and be connected with the processing connecting seat, insert in the processing connecting seat and be equipped with the rotation axis, both ends are fixed with the quarter bend respectively about the rotation axis, be fixed with the drilling connecting plate between the horizontal portion of two quarter bend, be equipped with drill bit and drilling motor on the drilling connecting plate, rotate between the vertical portion of two quarter bend and be equipped with the grinding wheel on the vertical portion lateral wall of one of quarter bend. According to the above patent, this patent just can realize the switching of drill bit and grinding wheel through simple rotation through setting up drill bit and grinding wheel between a pair of right angle bending board to through setting up extension spring, lift fixture block and drive cam, when the circuit board needs to drill, the drill bit can realize rigid lift, and when switching into grinding wheel and polish, the grinding wheel can realize flexible lift, thereby can flexible contact circuit board when polishing, prevent the damage that causes the circuit board, however this patent can only fill in placing the recess to the batch drilling of circuit board is polished, after all processing is accomplished, need take off and replace the circuit board that waits to process, this blowing time overlength among them, and the position that the drilling was polished need aim at the circuit board that waits to process, therefore, the efficiency is not high, a processing equipment through carousel formula conveying circuit board is required at present, and can aim at the circuit board and can switch drilling and polishing fast.
Disclosure of Invention
According to the graphene integrated circuit board batch grinding and drilling equipment, the drill bit is moved by the expansion mechanism, so that the drill bit and the flexible grinding belt are switched, the circuit board is drilled and polished at the same position, and the batch circuit boards are intermittently processed along with the way that the circuit board is conveyed by the turntable, so that the processing efficiency is improved.
In order to solve the problems in the prior art, the application adopts the following technical scheme:
the application provides graphene integrated circuit board batch polishing and drilling equipment which comprises a turntable, wherein the turntable is arranged on the turntable, an outer ring is coaxially arranged on the periphery of the turntable, a connecting frame is fixedly arranged between the outer ring and the turntable, a plurality of positioning frames for placing a circuit board are uniformly arranged on the outer ring around the circumference direction of the outer ring, the graphene integrated circuit board batch polishing and drilling equipment further comprises a fixed-point drilling and polishing mechanism, the fixed-point drilling and polishing mechanism is arranged on the outer side of the outer ring, a lifting frame is arranged on the lifting frame, a drill bit is arranged at each drilling position on the lifting frame corresponding to the periphery corners of the circuit board, a flexible polishing belt is arranged between the four drill bits, the fixed-point drilling and polishing mechanism is further provided with an expansion mechanism for driving the drill bit to move towards the outer side of the positioning frames and simultaneously enabling the flexible polishing belt to be gradually unfolded, a drilling driving assembly for driving the drill bit is arranged on the expansion mechanism, a polishing driving assembly for driving the flexible polishing belt is arranged on the lifting frame, and a lifting driver for driving the lifting frame is further arranged on the outer side of the turntable.
Preferably, the expansion mechanism is provided with a first guide roller and a second guide roller, the flexible polishing belt is of a closed-loop structure, the first guide roller and the second guide roller are parallel and symmetrically arranged on two sides of the edge of the outer ring, the first guide roller and the second guide roller can slide on the lifting frame along the axial lead direction of the outer ring, the flexible polishing belt is sleeved on the first guide roller and the second guide roller, and an expansion driver for driving the first guide roller and the second guide roller to move is arranged on the lifting frame.
Preferably, the lifting frame is provided with an extension bar corresponding to the moving direction of each drill bit, the extension bar is provided with a bar-shaped opening along the length direction of the extension bar, a sliding block is slidably arranged in the bar-shaped opening of each extension bar, the first guide roller and the second guide roller are respectively and rotatably arranged between the two corresponding sliding blocks, each drill bit is respectively and rotatably connected to the corresponding sliding block, and each sliding block is provided with an anti-slip ring with a size larger than that of the bar-shaped opening.
Preferably, the expansion driver is provided with a connecting bar and a fixing bar, the connecting bar is fixedly connected between the two anti-drop rings on one side, the fixing bar is fixedly connected between the two extending bars on one side, the expansion driver is further provided with a connecting bar, one end of the connecting bar is hinged on the fixing bar, the other end of the connecting bar extends towards the direction of the connecting bar and is provided with a sleeve opening along the length direction, the connecting bar is provided with an inserting rod inserted in the sleeve opening, and the fixing bar is provided with a rotating motor for driving the connecting bar to swing.
Preferably, the polishing driving assembly is provided with a rotary roller, the rotary roller is arranged between the first guide roller and the second guide roller and is positioned above the first guide roller and the second guide roller, the flexible polishing belt is sleeved on the rotary roller, two ends of the rotary roller are respectively provided with a movable clamp movably arranged on the lifting frame, the rotary roller can rotate in the two movable clamps, and a polishing motor for driving the rotary roller is fixedly arranged on one movable clamp.
Preferably, the lifting clamp is provided with a guide rod extending in a vertical state at the position corresponding to each movable frame, each movable clamp part is sleeved on the corresponding guide rod through a guide opening, and a spring sleeved on the guide rod is fixedly connected between the movable clamp and the lifting frame.
Preferably, the drilling driving assembly is provided with two belts, the upper end of each drill bit is coaxially extended with a connecting shaft, each belt is respectively sleeved on the two connecting shafts on the corresponding side, and each connecting bar is fixedly provided with a drilling motor for driving one drill bit.
Preferably, the outer ring is provided with a limiting component which is used for playing a positioning effect on the circuit board in the positioning frame and corresponds to the position of the fixed-point drilling and polishing mechanism.
Preferably, the limiting assembly is provided with a fixing frame, the fixing frame is fixedly arranged on the lifting driver, the two ends of the fixing frame respectively extend to form a first extending track and a second extending track around the edge of the outer ring, and sliding strips are arranged on the first extending track and the second extending track in a sliding mode.
Preferably, the bottom surface of each slide bar is provided with a rubber strip contacted with the surface of the outer ring along the edge direction of the slide bar, and the first extending track and the second extending track are also provided with electromagnet drivers for driving the corresponding slide bars to slide.
Compared with the prior art, the application has the beneficial effects that:
1. according to the application, the drill bit is moved by the expansion mechanism, so that the drill bit and the flexible polishing belt are switched, the circuit boards are drilled and polished at the same position, and the batch circuit boards are intermittently finished in a manner of conveying the circuit boards along with the turntable, so that the drilling and polishing of the batch circuit boards are realized, and the processing efficiency is improved.
2. According to the application, the first guide roller and the second guide roller are relatively moved by the expansion driver, so that the part of the flexible polishing belt, which is required to be contacted with the circuit board, can be in an unfolding or folding state, the flexible polishing belt is ensured not to interfere with the drill bit during drilling, the drill bit is ensured not to interfere with the flexible polishing belt during polishing, and the flexible polishing belt is covered on the surface of the circuit board to polish the surface of the circuit board, so that the comprehensive polishing of the surface of the circuit board is ensured.
3. According to the application, the rotating roller is always kept in a pressing state with the flexible polishing belt by the connection of the movable clamp and the spring between the lifting frame, so that the flexible polishing belt can normally run, the flexible polishing belt can effectively polish a circuit board, the loss of the circuit board is avoided, and the polishing effect is improved.
Drawings
Fig. 1 is a schematic diagram of a three-dimensional structure of a graphene integrated circuit board batch grinding and drilling device;
fig. 2 is a schematic diagram of a three-dimensional structure of a graphene integrated circuit board batch polishing and drilling device;
FIG. 3 is a partial perspective structural cross-sectional view of a graphene integrated circuit board batch grinding and drilling apparatus;
FIG. 4 is a schematic perspective view of an outer ring and fixed point drilling grinding mechanism of a graphene integrated circuit board batch grinding and drilling device;
fig. 5 is a schematic perspective view of an outer ring and a limiting assembly of a graphene integrated circuit board batch grinding and drilling device;
FIG. 6 is an exploded perspective view of an outer ring and a spacing assembly of a graphene integrated circuit board batch grinding and drilling apparatus;
FIG. 7 is a schematic diagram of a perspective structure of a positioning frame and a fixed point drilling and polishing mechanism of a graphene integrated circuit board batch polishing and drilling device;
FIG. 8 is a cross-sectional view of a positioning frame and fixed point drilling grinding mechanism of a graphene integrated circuit board batch grinding drilling apparatus;
FIG. 9 is a perspective structural cross-sectional view of a positioning frame and fixed point drilling and polishing mechanism of a graphene integrated circuit board batch polishing and drilling device;
FIG. 10 is a top view of a positioning frame and fixed point drilling grinding mechanism of a graphene integrated circuit board batch grinding drilling apparatus;
FIG. 11 is an enlarged schematic view at A of FIG. 7;
FIG. 12 is an enlarged schematic view at B of FIG. 8;
fig. 13 is an enlarged schematic view at C of fig. 6.
The reference numerals in the figures are:
1-a turntable;
2-a turntable; 21-an outer ring; 22-connecting frames;
3-positioning frames; 31-a limiting assembly; 311-fixing frame; 3111-a first extension track; 3112-a second extension track; 312-slide bar; 3121-glue strips; 313-electromagnet drive;
4-a fixed-point drilling and polishing mechanism;
41-lifting frames; 411-extension strips;
42-a drill bit; 421-connecting shaft;
43-flexible sanding belt;
44-an expansion mechanism; 441-a first guide roller; 442-a second guide roller; 443-dilating driver; 4431-connecting strips; 4432-fixing strips; 4433-connecting rod; 4434-a plunger; 4435-a rotating electric machine; 444-sliders; 4441-anticreep ring;
5-a borehole drive assembly; 51-a belt; 52-a drilling motor;
6-polishing driving assembly; 61-rotating the roller; 62-a movable clamp; 621-guiding rod; 622-springs; 63-a grinding motor;
7-a lifting driver;
8-circuit board.
Detailed Description
The application will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the application and the specific objects and functions achieved.
Referring to fig. 1-6, a graphene integrated circuit board batch polishing and drilling device comprises a turntable 1, a turntable 2 is arranged on the turntable 1, an outer ring 21 is coaxially arranged on the periphery of the turntable 2, a connecting frame 22 is fixedly arranged between the outer ring 21 and the turntable 2, a plurality of positioning frames 3 for placing a circuit board 8 are uniformly arranged on the outer ring 21 around the circumference direction of the outer ring, the device further comprises a fixed-point drilling and polishing mechanism 4, the fixed-point drilling and polishing mechanism 4 is arranged on the outer side of the outer ring 21, the fixed-point drilling and polishing mechanism 4 is provided with a lifting frame 41, the lifting frame 41 is arranged above the outer ring 21, a drill bit 42 is arranged on the lifting frame 41 and corresponds to each drilling position of the peripheral corners of the circuit board 8, a flexible polishing belt 43 is arranged between the four drill bits 42, an expanding mechanism 44 for driving the drill bit 42 to move towards the outer side of the positioning frames 3 and simultaneously enabling the flexible polishing belt 43 to be gradually expanded is further arranged on the lifting frame 41, a drilling and driving assembly 5 for driving the drill bit 42 is arranged on the expanding mechanism 44, a polishing driving assembly 6 for driving the flexible polishing belt 43 is arranged on the lifting frame 41, and a lifting driver 7 is further arranged on the outer side of the lifting frame 1.
In the polishing and drilling process of the circuit boards 8 in batches, firstly, the circuit boards 8 in batches are placed in the positioning frame 3 on the outer ring 21, the turntable 2 is conveyed by the turntable 2, the turntable 1 drives the turntable 2 to rotate, the circuit boards 8 are moved to the position of the fixed-point drilling and polishing mechanism 4 from the placed side, after the processing is completed by the fixed-point drilling and polishing mechanism 4, the turntable 2 continues to rotate, the processed circuit boards 8 are taken out, the processing of the circuit boards 8 in batches is completed by the intermittent rotation mode of the turntable 2, when the fixed-point drilling and polishing mechanism 4 processes the circuit boards 8, the lifting driver 7 drives the lifting frame 41 to gradually approach the circuit boards 8, and as the four drill bits 42 are moved to the position below the circuit boards 8, each drill bit 42 corresponds to the part to be drilled of the circuit boards 8 respectively, with the drill bits 42 driven by the drill driving assembly 5, the drilling of the circuit board 8 is completed in the continuous downward movement of the lifting frame 41, and with the drilling completed, the surface of the circuit board 8 is continuously polished by the flexible polishing belt 43, during the drilling of the drill bits 42, the flexible polishing belt 43 is positioned between the four drill bits 42, with the four drill bits 42 being moved out of the outer side of the positioning frame 3 by the expanding mechanism 44, the flexible polishing belt 43 is unfolded to a size capable of covering the circuit board 8, and with the continuous downward movement of the lifting frame 41, the flexible polishing belt 43 is contacted with the circuit board 8, and since the positioning frame 3 is arranged on the outer ring 21, the periphery of the positioning frame 3 has a movable space, so that the downward movement of the drill bits 42 is not blocked, with the starting of the polishing driving assembly 6, the surface of the circuit board 8 is polished by the flexible polishing belt 43, damage to the circuit board 8 is avoided in the polishing process, and finally the processing of the circuit board 8 is completed.
Referring to fig. 4-8, the expanding mechanism 44 is provided with a first guiding roller 441 and a second guiding roller 442, the flexible polishing belt 43 is in a closed loop structure, the first guiding roller 441 and the second guiding roller 442 are parallel and symmetrically arranged at two sides of the edge of the outer ring 21, the first guiding roller 441 and the second guiding roller 442 can slide on the lifting frame 41 along the axial line direction of the outer ring 21, the flexible polishing belt 43 is sleeved on the first guiding roller 441 and the second guiding roller 442, and the lifting frame 41 is provided with an expanding driver 443 for driving the first guiding roller 441 and the second guiding roller 442 to move respectively.
When the expansion mechanism 44 is driven, the expansion driver 443 drives the corresponding first guide roller 441 and the corresponding second guide roller 442 to move synchronously and relatively, the movement of the first guide roller 441 and the second guide roller 442 drives the corresponding drill 42 to move together, and the size of the part, which is to be contacted with the circuit board 8, of the flexible polishing belt 43 is smaller than the surface of the circuit board 8 under the state that the drill 42 keeps the original position, and the flexible polishing belt 43 is sleeved on the first guide roller 441 and the second guide roller 442, so that the part, which is to be contacted with the circuit board 8, of the flexible polishing belt 43 is driven to be gradually unfolded along with the flexible polishing belt until the unfolded size of the flexible polishing belt 43 can cover the surface of the circuit board 8.
Referring to fig. 7-11, an extension bar 411 extends on the lifting frame 41 corresponding to the moving direction of each drill bit 42, a bar-shaped opening is formed on the extension bar 411 along the length direction of the extension bar 411, a sliding block 444 is slidably arranged in the bar-shaped opening of each extension bar 411, a first guiding roller 441 and a second guiding roller 442 are respectively rotatably arranged between the two corresponding sliding blocks 444, each drill bit 42 is respectively rotatably connected to the corresponding sliding block 444, and each sliding block 444 is provided with an anti-slip ring 4441 with a size larger than that of the bar-shaped opening.
When the drill 42 moves on the lifting frame 41, the drill 42 slides in the strip-shaped opening of the extension strip 411 through the sliding block 444, and the drill 42 is connected with the corresponding first guide roller 441 or second guide roller 442 through the sliding block 444, so that the synchronous movement state of the drill 42 and the corresponding first guide roller 441 or second guide roller 442 is ensured, the anti-slip ring 4441 is arranged on the sliding block 444, and the sliding of the sliding block 444 from the strip-shaped opening is avoided.
Referring to fig. 7 to 11, the expansion driver 443 is provided with a connecting bar 4431 and a fixing bar 4432, the connecting bar 4431 is fixedly connected between two corresponding side anti-slip rings 4441, the fixing bar 4432 is fixedly connected between two corresponding side extension bars 411, the expansion driver 443 is further provided with a connecting bar 4433, one end of the connecting bar 4433 is hinged on the fixing bar 4432, the other end of the connecting bar 4433 extends towards the direction of the connecting bar 4431 and is provided with a socket along the length direction, the connecting bar 4431 is provided with a plug rod 4434 inserted in the socket, and the fixing bar 4432 is provided with a rotating motor 4435 for driving the connecting bar 4433 to swing.
When the expansion driver 443 is started, the rotating motor 4435 drives the connecting rod 4433 to swing, and as the socket on the connecting rod 4433 is sleeved on the insert rod 4434 of the connecting strip 4431, the connecting strip 4431 is driven to move on the extension strip 411 through the sliding block 444 along with the swinging of the connecting rod 4433, the two corresponding drill bits 42 move together, and the first guide roller 441 and the second guide roller 442 also move together with the corresponding drill bit 42, so that the flexible grinding belt 43 is unfolded.
Referring to fig. 3, 8, 9 and 12, the polishing driving assembly 6 is provided with a rotary roller 61, the rotary roller 61 is arranged between a first guide roller 441 and a second guide roller 442, the rotary roller 61 is positioned above the first guide roller 441 and the second guide roller 442, the flexible polishing belt 43 is sleeved on the rotary roller 61, two ends of the rotary roller 61 are respectively provided with a movable clamp 62 movably arranged on the lifting frame 41, the rotary roller 61 can rotate in the two movable clamps 62, and a polishing motor 63 for driving the rotary roller 61 is fixedly arranged on one movable clamp 62.
When the flexible grinding belt 43 is started by the grinding driving assembly 6, the flexible grinding belt 43 is sleeved on the rotating roller 61, so that the rotating roller 61 rotates to drive the flexible grinding belt 43 to run on the first guide roller 441 and the second guide roller 442 along with the driving of the grinding motor 63, the circuit board 8 is effectively ground, the rotating roller 61 is rotatably arranged in the two movable clamps 62, and the movable clamps 62 are movably arranged on the lifting frame 41, so that the flexible grinding belt 43 is pulled away along with the first guide roller 441 and the second guide roller 442 during the relative movement, and the rotating roller 61 moves along with the change of the flexible grinding belt 43 and always keeps the fit state with the flexible grinding belt 43.
Referring to fig. 12, a guide rod 621 extending in a vertical state is disposed at a position on the lifting clamp corresponding to each movable frame, each movable clamp 62 is sleeved on the corresponding guide rod 621 through a guide opening, and a spring 622 sleeved on the guide rod 621 is fixedly connected between the movable clamp 62 and the lifting frame 41.
When the part of the flexible grinding belt 43 to be contacted with the surface of the circuit board 8 is unfolded, the flexible grinding belt 43 changes, the part sleeved on the rotary roller 61 presses down the rotary roller 61, so that the flexible grinding belt 43 follows the normal unfolding of the first guide roller 441 and the second guide roller 442, the spring 622 is in a compressed state because the movable clamp 62 is connected with the lifting frame 41, the rotary roller 61 is in a state of being pressed against the flexible grinding belt 43 under the action of the spring 622, the rotary roller 61 keeps normal operation of the flexible grinding belt 43, and when the first guide roller 441 and the second guide roller 442 return, the spring 622 returns to a normal state, the rotary roller 61 is still in a pressing state of the flexible grinding belt 43, the flexible grinding belt 43 is kept in a tightening state between the first guide roller 441, the second guide roller 442 and the rotary roller 61, the normal operation of the flexible grinding belt 43 is kept, and after the flexible grinding belt 43 contacts the circuit board 8, the flexible grinding belt 43 is kept in contact with the circuit board 8 due to the effect of the spring 622, and the flexible grinding belt 43 is prevented from contacting the circuit board 8.
Referring to fig. 7-11, the drilling driving assembly 5 is provided with two belts 51, the belts 51 are provided with two connecting shafts 421 coaxially extending from the upper end of each drill bit 42, each belt 51 is respectively sleeved on the two connecting shafts 421 on the corresponding side, and each connecting strip 4431 is fixedly provided with a drilling motor 52 for driving one drill bit 42.
When the two drill bits 42 on the corresponding sides are driven by the drilling driving assembly 5, one of the drill bits 42 is driven to rotate by the drilling motor 52, and the connecting shafts 421 on the two drill bits 42 are connected by the belt 51, so that the synchronous rotation of the two drill bits 42 is ensured, and the drilling operation on the corners around the circuit board 8 is completed with the synchronous driving of the four drill bits 42.
Referring to fig. 2, 3 and 13, a limiting component 31 for positioning the circuit board 8 in the positioning frame 3 is arranged on the outer ring 21 at a position corresponding to the fixed point drilling and polishing mechanism 4.
When the circuit board 8 comes to the position of the fixed-point drilling and polishing mechanism 4, in order to ensure that the circuit board 8 does not vibrate during drilling, the circuit board 8 is fixed in the positioning frame 3 through the limiting component 31, and stable drilling of the circuit board 8 is maintained.
Referring to fig. 3, 6 and 13, the limiting assembly 31 is provided with a fixing frame 311, the fixing frame 311 is fixedly arranged on the lifting driver 7, a first extending rail 3111 and a second extending rail 3112 are respectively extended at two ends of the fixing frame 311 and around the edge of the outer ring 21, and sliding strips 312 are respectively arranged on the first extending rail 3111 and the second extending rail 3112 in a sliding manner.
When the limiting assembly 31 fixes the circuit board 8, the sliding strips 312 in the first extending track 3111 and the second extending track 3112 slide towards the circuit board 8 at the same time, and after the two sliding strips 312 slide to the surface of the circuit board 8 along the edge direction of the outer ring 21 at the same time, the circuit board 8 is in a state of being limited in the positioning frame 3 by the sliding strips 312 at the same time, so that stability of the circuit board 8 during drilling is ensured.
As shown in fig. 6 and 13, the bottom surface of each slide bar 312 is provided with a glue strip 3121 along the edge direction thereof, which is in contact with the surface of the outer ring 21, and the first extension track 3111 and the second extension track 3112 are also provided with an electromagnet driver 313 for driving the corresponding slide bar 312 to slide.
When the sliding bar 312 is driven to move, the sliding bar 312 is driven to move by the electromagnet driver 313, and the adhesive tape 3121 on the bottom surface of the sliding bar 312 is arranged, so that the condition that the surface of the circuit board 8 is scratched in the moving process of the sliding bar 312 is avoided while the circuit board 8 is effectively propped in the positioning frame 3, stable propping force is maintained, after the drilling of the circuit board 8 is completed, the sliding bar 312 is moved to the corresponding first extending track 3111 and second extending track 3112 by the electromagnet driver 313, and the surface of the circuit board 8 is completely exposed so as to facilitate the polishing operation of the flexible polishing belt 43.
According to the application, the drill 42 is switched with the flexible grinding belt 43 through the movement of the expansion mechanism 44, so that the circuit boards 8 are drilled and ground at the same position, and the batch of circuit boards 8 are intermittently processed along with the way that the turntable 2 conveys the circuit boards 8, so that the processing efficiency is improved. The foregoing examples merely illustrate one or more embodiments of the application, which are described in greater detail and are not to be construed as limiting the scope of the application. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of protection of the present application is to be determined by the appended claims.
Claims (10)
1. The graphene integrated circuit board batch polishing and drilling equipment comprises a turntable (1), a turntable (2) is arranged on the turntable (1), an outer ring (21) is coaxially arranged on the periphery of the turntable (2), a connecting frame (22) is fixedly arranged between the outer ring (21) and the turntable (2), a plurality of positioning frames (3) for placing a circuit board (8) are uniformly arranged on the outer ring (21) around the circumferential direction of the outer ring, and the graphene integrated circuit board batch polishing and drilling equipment is characterized by further comprising a fixed point drilling and polishing mechanism (4), the fixed point drilling and polishing mechanism (4) is arranged on the outer side of the outer ring (21), the fixed point drilling and polishing mechanism (4) is provided with a lifting frame (41), the lifting frame (41) is arranged above the outer ring (21), a drill bit (42) is arranged on the lifting frame (41) and corresponds to each drilling position of the surrounding corners of the circuit board (8), a flexible polishing belt (43) is arranged between the four drill bits (42), the fixed point drilling and polishing mechanism (4) is also provided with a mechanism (44) for driving the drill bit (42) to move towards the outer side of the positioning frames (3) and simultaneously driving the flexible polishing belt (43) to expand gradually, the lifting mechanism (44) is arranged on the lifting frame (41) to drive the drill bit (42), the lifting frame (41) is provided with a polishing driving assembly (6) for driving the flexible polishing belt (43), and the outer side of the turntable (1) is also provided with a lifting driver (7) for driving the lifting frame (41).
2. The graphene integrated circuit board batch grinding and drilling equipment according to claim 1, wherein the expansion mechanism (44) is provided with a first guide roller (441) and a second guide roller (442), the flexible grinding belt (43) is of a closed-loop structure, the first guide roller (441) and the second guide roller (442) are arranged on two sides of the edge of the outer ring (21) in parallel and symmetrically, the first guide roller (441) and the second guide roller (442) can slide on the lifting frame (41) along the axial lead direction of the outer ring (21), the flexible grinding belt (43) is sleeved on the first guide roller (441) and the second guide roller (442), and the lifting frame (41) is provided with an expansion driver (443) for driving the first guide roller (441) and the second guide roller (442) to move respectively.
3. The graphene integrated circuit board batch grinding and drilling equipment according to claim 1, wherein an extension strip (411) is extended on the lifting frame (41) corresponding to the moving direction of each drill bit (42), strip-shaped openings are formed in the extension strip (411) along the length direction of the extension strip, a sliding block (444) is slidably arranged in each strip-shaped opening of each extension strip (411), a first guide roller (441) and a second guide roller (442) are respectively and rotatably arranged between the two corresponding sliding blocks (444), each drill bit (42) is respectively and rotatably connected to the corresponding sliding block (444), and an anti-slip ring (4441) with a size larger than that of each strip-shaped opening is arranged on each sliding block (444).
4. The graphene integrated circuit board batch grinding and drilling equipment according to claim 2, wherein the expansion driver (443) is provided with a connecting strip (4431) and a fixing strip (4432), the connecting strip (4431) is fixedly connected between two corresponding side anti-drop rings (4441), the fixing strip (4432) is fixedly connected between two corresponding side extension strips (411), the expansion driver (443) is further provided with a connecting rod (4433), one end of the connecting rod (4433) is hinged on the fixing strip (4432), the other end of the connecting rod (4433) extends towards the direction of the connecting strip (4431) and is provided with a sleeve opening along the length direction, the connecting strip (4431) is provided with an inserting rod (4434) inserted in the sleeve opening, and the fixing strip (4432) is provided with a rotating motor (4435) for driving the connecting rod (4433) to swing.
5. The graphene integrated circuit board batch grinding and drilling device according to claim 1, wherein the grinding driving assembly (6) is provided with a rotary roller (61), the rotary roller (61) is arranged between the first guide roller (441) and the second guide roller (442) and the rotary roller (61) is arranged above the first guide roller and the second guide roller, the flexible grinding belt (43) is sleeved on the rotary roller (61), two ends of the rotary roller (61) are respectively provided with a movable clamp (62) movably arranged on the lifting frame (41), the rotary roller (61) can rotate in the two movable clamps (62), and a grinding motor (63) for driving the rotary roller (61) is fixedly arranged on one movable clamp (62).
6. The graphene integrated circuit board batch grinding and drilling device according to claim 5, wherein a guide rod (621) extending in a vertical state is arranged on the lifting clamp and corresponds to each movable frame, each movable clamp (62) is sleeved on the corresponding guide rod (621) in a part manner through a guide opening, and a spring (622) sleeved on the guide rod (621) is fixedly connected between the movable clamp (62) and the lifting frame (41).
7. The graphene integrated circuit board batch grinding and drilling equipment according to claim 1, wherein the drilling driving assembly (5) is provided with two belts (51), the upper ends of each drill bit (42) are coaxially extended with connecting shafts (421), each belt (51) is respectively sleeved on the two connecting shafts (421) on the corresponding side, and each connecting strip (4431) is fixedly provided with a drilling motor (52) for driving one drill bit (42).
8. The graphene integrated circuit board batch grinding and drilling equipment according to claim 1 is characterized in that a limiting component (31) used for achieving a positioning effect on the circuit board (8) in the positioning frame (3) is arranged on the outer ring (21) and corresponds to the fixed-point drilling and polishing mechanism (4).
9. The graphene integrated circuit board batch grinding and drilling equipment according to claim 1, wherein the limiting assembly (31) is provided with a fixing frame (311), the fixing frame (311) is fixedly arranged on the lifting driver (7), a first extending rail (3111) and a second extending rail (3112) are respectively arranged at two ends of the fixing frame (311) and extend around the edge of the outer ring (21), and sliding strips (312) are respectively arranged on the first extending rail (3111) and the second extending rail (3112) in a sliding mode.
10. The graphene integrated circuit board batch grinding and drilling device according to claim 9, wherein the bottom surface of each slide bar (312) is provided with a rubber strip (3121) contacted with the surface of the outer ring (21) along the edge direction, and the first extension track (3111) and the second extension track (3112) are provided with electromagnet drivers (313) for driving the corresponding slide bar (312) to slide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311003381.4A CN116723639B (en) | 2023-08-10 | 2023-08-10 | Graphene integrated circuit board batch polishing and drilling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311003381.4A CN116723639B (en) | 2023-08-10 | 2023-08-10 | Graphene integrated circuit board batch polishing and drilling equipment |
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| Publication Number | Publication Date |
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| CN116723639A true CN116723639A (en) | 2023-09-08 |
| CN116723639B CN116723639B (en) | 2023-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311003381.4A Active CN116723639B (en) | 2023-08-10 | 2023-08-10 | Graphene integrated circuit board batch polishing and drilling equipment |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110640477A (en) * | 2019-11-05 | 2020-01-03 | 赣州逸豪新材料股份有限公司 | Aluminum substrate cutting, drilling and polishing integrated equipment |
| CN112296685A (en) * | 2020-03-02 | 2021-02-02 | 周云飞 | Automatic surface polishing and efficient drilling device for automobile brake disc |
| CN112917584A (en) * | 2021-01-12 | 2021-06-08 | 钱利权 | Adjustable graphene integrated circuit board batch polishing and drilling device |
| WO2022109997A1 (en) * | 2020-11-26 | 2022-06-02 | 吴江市宏瑞精密机械厂 | Mechanical accessory grinding and drilling integrated device |
| CN218776069U (en) * | 2022-08-01 | 2023-03-31 | 合肥鸿合科贸有限责任公司 | Punching and polishing equipment for electronic device |
-
2023
- 2023-08-10 CN CN202311003381.4A patent/CN116723639B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110640477A (en) * | 2019-11-05 | 2020-01-03 | 赣州逸豪新材料股份有限公司 | Aluminum substrate cutting, drilling and polishing integrated equipment |
| CN112296685A (en) * | 2020-03-02 | 2021-02-02 | 周云飞 | Automatic surface polishing and efficient drilling device for automobile brake disc |
| WO2022109997A1 (en) * | 2020-11-26 | 2022-06-02 | 吴江市宏瑞精密机械厂 | Mechanical accessory grinding and drilling integrated device |
| CN112917584A (en) * | 2021-01-12 | 2021-06-08 | 钱利权 | Adjustable graphene integrated circuit board batch polishing and drilling device |
| CN218776069U (en) * | 2022-08-01 | 2023-03-31 | 合肥鸿合科贸有限责任公司 | Punching and polishing equipment for electronic device |
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| Publication number | Publication date |
|---|---|
| CN116723639B (en) | 2023-10-03 |
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