CN113613394B - Manufacturing process of chip IC packaging printed circuit board - Google Patents
Manufacturing process of chip IC packaging printed circuit board Download PDFInfo
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- CN113613394B CN113613394B CN202110889318.XA CN202110889318A CN113613394B CN 113613394 B CN113613394 B CN 113613394B CN 202110889318 A CN202110889318 A CN 202110889318A CN 113613394 B CN113613394 B CN 113613394B
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- rod
- circuit board
- movable
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- fixedly connected
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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
Abstract
The invention discloses a manufacturing process of a chip IC packaging printed circuit board, which relates to the field of printed circuit board manufacturing equipment and comprises a printed circuit board, a cutting copper-clad plate, a pretreatment copper-clad plate, a transfer printing circuit board, a corrosion circuit board, circuit board drilling, circuit board pretreatment and electronic component welding, and further comprises drilling equipment, wherein the drilling equipment comprises a workbench, a drilling mechanism, a moving mechanism, a fixing mechanism and a supporting mechanism, the left side of the upper end of the workbench is fixedly connected with a first side plate, the right side of the upper end of the workbench is fixedly connected with a second side plate, the moving mechanism is arranged on the right side of the first side plate, the drilling mechanism is arranged at the right end of a cylinder in the moving mechanism, and the fixing mechanism is arranged on the left side of the second side plate. The invention supports the circuit board when the circuit board is drilled, the drill rod can not collide with the annular supporting plate when passing through the circuit board, and the annular supporting plate can be separated from the circuit when moving along with the drill rod, so that the damage to welding spots and copper wires on the back surface of the circuit board is avoided.
Description
Technical Field
The invention relates to the field of printed circuit board manufacturing equipment, in particular to a manufacturing process of a chip IC packaging printed circuit board.
Background
The printed circuit board, also called a printed circuit board, is a provider for electric connection of electronic components, is represented by a plurality of PCBs and cannot be called as the PCB, and has been developed for more than 100 years, and the design is mainly a layout design; the main advantages of the circuit board are greatly reduced wiring and assembly errors, and improved automation level and production labor rate.
At present, more and more electrical products are produced, so that convenience is brought to people's life, in the electrical products, the printed circuit board is one of important components, so that the demand of the printed circuit board is larger, the production process of the printed circuit board is crucial, and the printed circuit board is manufactured by printing the circuit board, cutting the copper-clad plate, preprocessing the copper-clad plate, transferring the circuit board, corroding the circuit board, drilling the circuit board, preprocessing the circuit board, welding electronic components and the like, however, in the prior art, when drilling the circuit board, the two sides of the circuit are generally fixed, and when drilling, the circuit board is stressed by a drill rod, and the circuit board is generally made of a relatively brittle and thin material, so that the circuit board is easy to break during drilling, therefore, the cushion block is required to be placed below the circuit board to support the periphery of the drilling position of the circuit board, however, the position of the cushion block is generally observed and placed through naked eyes of people, the cushion block is easy to align with the drilling hole, so that when a drill rod passes through the circuit board, the drill rod and the cushion block are easy to damage, and when drilling is carried out at different positions of the circuit board, the cushion block is required to be moved, as the cushion block tightly abuts against the back surface of the circuit board, more welding spots and copper wires exist on the surface of the circuit board, the welding spots and the copper wires of the circuit board are easy to damage when the cushion block moves, and the production quality of the circuit board is affected.
Therefore, it is necessary to invent a manufacturing process of a chip IC package printed circuit board to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to provide a manufacturing process of a chip IC package printed circuit board, which solves the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a chip IC encapsulates printed circuit board manufacturing process, includes the printed circuit board, tailors copper-clad plate, preliminary treatment copper-clad plate, transfer printing circuit board, corrodes circuit board, circuit board drilling, circuit board preliminary treatment and welding electronic component, still includes drilling equipment, drilling equipment includes workstation, drilling mechanism, moving mechanism, fixed establishment and supporting mechanism, the upper end left side fixedly connected with first curb plate of workstation, the upper end right side fixedly connected with second curb plate of workstation, moving mechanism sets up the right side at first curb plate, drilling mechanism sets up the cylinder right-hand member in moving mechanism, fixed establishment sets up the left side at the second curb plate, supporting mechanism includes supporting component and actuating assembly, the supporting component sets up in the left side of second curb plate and is located between two fixed plates in the fixed establishment, the outside cover of second curb plate is equipped with the U-shaped plate, both ends in the left side of U-shaped plate respectively with the right side front and back both ends fixed connection of vertical electronic slide rail in the moving mechanism, actuating assembly sets up on the U-shaped moving end, and the actuating assembly moves the end through the annular support plate that moves with the annular support plate in the supporting component and can move the annular support plate that moves.
Preferably, the moving mechanism comprises two vertical electric sliding rails, two vertical electric sliding blocks, a longitudinal electric sliding rail, a longitudinal electric sliding block and an air cylinder, wherein the two vertical electric sliding rails are respectively fixedly connected with the front end and the rear end of the right side of the first side plate, the two vertical electric sliding rails are symmetrically distributed, the two vertical electric sliding blocks are respectively arranged in the two vertical electric sliding rails in a sliding manner, the front end and the rear end of the longitudinal electric sliding rail are respectively fixedly connected with the two vertical electric sliding blocks, the longitudinal electric sliding blocks are arranged in the longitudinal electric sliding rails in a sliding manner, and the left end of the air cylinder is fixedly connected with the longitudinal electric sliding blocks.
Preferably, the drilling mechanism comprises a drilling motor and a drill rod, wherein the left end of the drilling motor is fixedly connected with the movable end of the cylinder, and the output end of the drilling motor is fixedly connected with the drill rod through a coupler.
Preferably, the supporting component comprises an annular supporting plate, a U-shaped supporting rod, a threaded sleeve and a threaded rod, wherein the annular supporting plate is arranged in the U-shaped plate in a sliding mode, limiting sliding grooves are formed in the front inner side wall and the rear inner side wall of the U-shaped plate, limiting sliding grooves are formed in the two inner side walls of the limiting sliding grooves in a sliding mode, limiting sliding blocks are respectively fixedly connected with the middle parts of the front end and the rear end of the annular supporting plate, the left ends of the U-shaped supporting rod are respectively fixedly connected with the upper end and the lower end of the right side of the annular supporting plate, the middle part of the bottom rod of the U-shaped supporting rod is fixedly connected with the threaded sleeve, the right end of the threaded sleeve penetrates through a first strip-shaped opening on the surface of the second side plate and is in threaded connection with the threaded rod, a first straight gear is fixedly sleeved at the right end of the right inner side wall of the threaded rod, and the first strip-shaped opening is vertically arranged and is slidably arranged with the threaded sleeve.
Preferably, the left side of annular backup pad fixedly connected with annular rubber pad.
Preferably, the driving assembly comprises a sliding rod, a sleeve, a first rack bar, a second straight gear, a first rotating rod, a first bevel gear, a second rotating rod, a third straight gear and a second rack bar, wherein one end of the sliding rod is fixedly connected with the rear side of the moving end of the air cylinder, the rear end of the sliding rod penetrates through the second bar-shaped opening on the rear side wall of the U-shaped plate and extends backwards, the sleeve is transversely and slidably arranged in the second bar-shaped opening, the sleeve is slidably connected with the sliding rod, guide grooves are respectively formed in the upper side and the lower side of the second bar-shaped opening, guide blocks are slidably arranged in the two guide grooves, the two guide blocks are fixedly connected with the middle parts of the upper side and the lower side of the sleeve respectively, the rear end of the lower side of the sleeve is fixedly connected with the first rack bar, the first rotating rod is rotatably connected with the right end of the rear side wall of the U-shaped plate through a second bearing, the rear end of the first rotating rod is fixedly connected with the second straight gear, the first rack bar is meshed with the second straight gear, the front end of the first rotating rod is fixedly connected with the right side wall of the second bevel gear, the second bevel gear is fixedly connected with the right side wall of the U-shaped plate through the second bevel gear, and the right side wall is fixedly connected with the right side wall of the right side wall is fixedly connected with the bevel gear;
The second rack bar comprises a straight bar, a group of first teeth, a group of second teeth, a first movable tooth and a second movable tooth, a T-shaped sliding groove is formed in the right inner side wall of the U-shaped plate, a T-shaped sliding block is arranged in the T-shaped sliding groove in a sliding mode, the left end of the T-shaped sliding block is fixedly connected with the bar wall of the straight bar, a group of second teeth are fixedly connected with the rear side of the upper bar wall of the straight bar, a group of first teeth are fixedly connected with the front side of the upper bar wall of the straight bar, a first straight gear is in meshed connection with the first teeth, a third straight gear is in meshed connection with the second teeth, the first movable tooth and the second movable tooth are respectively located on the front side and the rear side of the second teeth, two movable grooves are respectively located on the front side and the rear side of the second teeth, a first movable block and a second movable block are respectively arranged in a sliding mode, the first movable block is in the sliding connection with the front side of the upper bar wall of the straight bar, the first movable block is in meshed connection with the first movable block, the second movable block is in the sliding connection with the first spring, and the first movable block is in the sliding connection with the first movable block is in the sliding connection with the first side of the first movable block.
Preferably, the fixing mechanism comprises two fixing plates, two hand-screwed bolts and two clamping plates, wherein the right ends of the fixing plates are respectively fixedly connected with the upper end and the lower end of the left side of the second side plate, the left ends of the two opposite sides of the fixing plates are respectively provided with a strip-shaped fixing groove, the two clamping plates are respectively and slidably arranged in the two strip-shaped fixing grooves, the left sides of the two strip-shaped fixing grooves are respectively provided with a threaded hole and are in threaded connection with the two hand-screwed bolts, and the right ends of the hand-screwed bolts are respectively and rotatably connected with the two clamping plates through fourth bearings.
Preferably, the drilling apparatus use comprises the steps of:
s1, vertically placing a circuit board to be drilled, respectively inserting the upper side and the lower side of the circuit board into the two strip-shaped fixing grooves, and manually rotating two hand-screwed bolts to drive the two clamping plates to move, so that the circuit board can be fixed;
s2, the longitudinal electric sliding blocks can be driven to longitudinally move through the longitudinal electric sliding rails, so that the drilling motor and the drill rod can be driven to longitudinally move, the two vertical electric sliding blocks can be driven to vertically move through the two vertical electric sliding rails, so that the drilling motor and the drill rod can be driven to vertically move, and the drill rod corresponds to the position to be drilled of the circuit board;
S3, the longitudinal electric sliding rail drives the U-shaped plate to vertically move while vertically moving, and the U-shaped plate drives the annular supporting plate to vertically move through the two limiting sliding blocks, so that the middle position of the annular supporting plate is transversely aligned with the drill rod;
s4, starting the drilling motor to drive the drill rod to rotate, simultaneously starting the cylinder to drive the drilling motor and the drill rod to move rightwards, driving the slide rod to move rightwards when the moving end of the cylinder moves rightwards, driving the sleeve to move rightwards, driving the first rack rod to move rightwards to drive the second straight gear to rotate, driving the first rotating rod to rotate by the second straight gear, driving the first bevel gear to rotate by the first rotating rod, driving the second bevel gear to rotate by the first bevel gear, driving the third straight gear to rotate by the second bevel gear, driving the straight rod to move forwards by the first teeth through the first teeth, driving the second teeth to move forwards by the straight rod, driving the first straight gear to rotate by the first straight gear, driving the threaded rod to move leftwards by the threaded rod, the threaded sleeve drives the annular supporting plate to move leftwards through the U-shaped supporting rod, so that the annular supporting plate is propped against the right side of the circuit board, the periphery of a drilling position of the circuit board can be supported, when the annular supporting plate is propped against the circuit board, a plurality of first teeth move to the front side of the third straight gear, the second movable teeth are meshed with the third straight gear, the moving end of the cylinder continuously drives the drilling motor and the drill rod to move rightwards to drill the circuit board, meanwhile, the third straight gear is driven to continuously rotate, and as the second movable teeth are arranged on the surface of the straight rod in a sliding manner through the second movable block, the annular supporting plate cannot continuously move after propping against the circuit board, so that the straight rod cannot move forwards, and the second movable teeth are pushed by the third straight gear and move forwards, so that the second movable teeth are separated from the third straight gear;
S5, after drilling is finished, the cylinder is reversely started, the drilling motor and the drill rod are driven to move leftwards by the cylinder, meanwhile, the slide rod is driven to move leftwards by the slide rod, the sleeve drives the second straight gear to reversely rotate by the first rack rod, the second straight gear drives the third straight gear to reversely rotate by the first rotating rod, the first bevel gear, the second bevel gear and the second rotating rod, the second movable tooth can be applied with backward elasticity by the second spring, so that when the third straight gear reversely rotates, the second movable tooth is meshed with the third straight gear, the third straight gear reversely rotates to drive the second movable tooth, the first teeth and the straight rod to simultaneously move backwards, the straight rod drives the first straight gear to reversely rotate by the second teeth, the first straight gear drives the annular support plate to move rightwards by the threaded rod, the threaded sleeve and the U-shaped support rod, the right side of the annular supporting plate and the right side of the circuit board are separated, when the annular supporting plate moves rightwards and can not move, the first straight gear continuously reverses, the straight rod can not move backwards, meanwhile, the plurality of first teeth move to the rear side of the third straight gear, the first movable teeth are meshed with the third straight gear, the moving end of the cylinder continuously drives the drilling motor and the drill rod to move leftwards and reset, the third straight gear continuously rotates reversely, as the first movable teeth are arranged on the surface of the straight rod in a sliding manner through the first movable block, the third straight gear continuously rotates reversely to push the first movable teeth to move backwards, the first movable teeth are separated from the third straight gear, when drilling is needed again, the third straight gear rotates forwards, the first movable block and the first movable teeth can be applied with forward elastic force through the first spring, the third straight gear can be meshed with the first movable teeth, therefore, the first movable teeth, the plurality of first teeth and the straight rod can be driven to move forwards simultaneously, the supporting work of the annular supporting plate on the circuit board is completed, and when the drill rod longitudinally moves, the annular supporting plate longitudinally moves along with the drill rod and is separated from the right side of the circuit board, so that the right side face of the circuit board is prevented from being damaged.
The invention has the technical effects and advantages that:
1. the circuit board to be drilled is vertically placed, the upper side and the lower side of the circuit board are respectively inserted into the two strip-shaped fixing grooves, two hand-screwed bolts are manually rotated to drive two clamping plates to move, so that the circuit board can be fixed, the longitudinal electric sliding blocks can be driven to longitudinally move through the longitudinal electric sliding rails, so that a drilling motor and a drill rod can be driven to longitudinally move, the two vertical electric sliding blocks can be driven to vertically move through the two vertical electric sliding rails, so that the drilling motor and the drill rod can be driven to vertically move, the drill rod corresponds to the position to be drilled of the circuit board, the longitudinal electric sliding rails can drive the U-shaped plate to vertically move while vertically moving, the U-shaped plate drives the annular supporting plate to vertically move through the two limiting sliding blocks, so that the middle position of the annular supporting plate is aligned with the drill rod transversely, the drilling motor is started to drive the drill rod to rotate, simultaneously, the cylinder is started to drive the drilling motor and the drill rod to move rightwards, the moving end of the cylinder can drive the slide rod to move rightwards when moving rightwards, the slide rod drives the sleeve to move rightwards, the sleeve drives the first rack rod to move rightwards, the first rack rod moves rightwards and drives the second spur gear to rotate, the second spur gear rotates and drives the first rotating rod to rotate, the first rotating rod drives the first bevel gear to rotate, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the third spur gear to rotate through the second rotating rod, the second spur gear drives the straight rod to move forwards through a plurality of second teeth, the straight rod drives a plurality of first teeth to move forwards, the first spur gear drives the threaded rod to rotate, the threaded rod rotates and drives the threaded sleeve to move leftwards, the threaded sleeve drives the annular supporting plate to move leftwards through the U-shaped supporting rod, therefore, the annular supporting plate is propped against the right side of the circuit board, the periphery of the drilling position of the circuit board can be supported, when the annular supporting plate is propped against the circuit board, the plurality of second teeth move to the front side of the third straight gear, the second movable teeth are meshed with the third straight gear, the moving end of the cylinder continuously drives the drilling motor and the drill rod to move rightwards to drill the circuit board, meanwhile, the third straight gear is driven to continuously rotate, and as the second movable teeth are arranged on the surface of the straight rod in a sliding manner through the second movable block, the annular supporting plate can not move continuously after propped against the circuit board, the straight rod can not move forwards, so that the second movable teeth can be pushed by the third straight gear and move forwards, the second movable teeth are separated from the third straight gear, after the drilling is finished, the cylinder is reversely started, the cylinder drives the drilling motor and the drill rod to move leftwards, and simultaneously drives the slide rod to move leftwards, the slide bar moves leftwards through the sleeve, the sleeve drives the second straight gear to rotate reversely through the first rack bar, the second straight gear drives the third straight gear to rotate reversely through the first rotating bar, the first bevel gear, the second bevel gear and the second rotating bar, the second movable tooth can be applied with backward elastic force through the second spring, so that when the third straight gear rotates reversely, the second movable tooth is meshed with the third straight gear, the third straight gear rotates reversely to drive the second movable tooth, the plurality of second teeth and the straight bar to move backwards at the same time, the straight bar drives the first straight gear to rotate reversely through the plurality of first teeth, the first straight gear drives the annular support plate to move rightwards through the threaded rod, the threaded sleeve and the U-shaped support bar, the annular support plate is separated from the right side of the circuit board, when the annular support plate moves rightwards to be unable to move, the first straight gear continues to rotate reversely, the first movable teeth are arranged on the surface of the straight rod in a sliding way through the first movable block, so that the first movable teeth can be pushed to move backwards, the first movable teeth are separated from the third straight gears, and when drilling is needed again, the third straight gears can be rotated forwards, and the first movable block and the first movable teeth can be applied with forward elastic force through a first spring, so that the third straight gears can be meshed with the first movable teeth, the second teeth and the straight rod can be driven to move forwards simultaneously, the annular support plate can support a circuit, and when the drill rod moves longitudinally, the annular support plate moves longitudinally and is separated from the right side of the circuit board, so that damage to the right side of the circuit board is avoided.
Drawings
FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;
FIG. 2 is a schematic top view of a supporting mechanism of the present invention;
FIG. 3 is an enlarged schematic view of the portion A of FIG. 1 according to the present invention;
fig. 4 is a schematic side view of a second rack bar of the present invention.
In the figure: 1. a work table; 2. a first side plate; 3. a second side plate; 4. a cylinder; 5. a fixing plate; 6. a U-shaped plate; 7. a longitudinal electric slide rail; 8. an annular support plate; 9. vertical electric sliding rail; 10. a vertical electric sliding block; 11. a longitudinal electric slide block; 12. a drilling motor; 13. a drill rod; 14. a U-shaped support rod; 15. a threaded sleeve; 16. a threaded rod; 17. a limit sliding block; 18. a first straight gear; 19. a sleeve; 20. a first rack bar; 21. a second spur gear; 22. a first bevel gear; 23. a second bevel gear; 24. a guide block; 25. a third spur gear; 26. a straight rod; 27. a first tooth; 28. a second tooth; 29. a first movable tooth; 30. a second movable tooth; 31. a T-shaped slider; 32. a slide bar; 33. a first movable block; 34. a second movable block; 35. a first spring; 36. a second spring; 37. screwing the bolt by hand; 38. and clamping the plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a manufacturing process of a chip IC packaging printed circuit board as shown in figures 1-4, which comprises a printed circuit board, a cutting copper-clad plate, a preprocessing copper-clad plate, a transfer printing circuit board, a corroded circuit board, circuit board drilling, circuit board preprocessing and electronic component welding, and further comprises drilling equipment, wherein the drilling equipment comprises a workbench 1, a drilling mechanism, a moving mechanism, a fixing mechanism and a supporting mechanism, the left side of the upper end of the workbench 1 is fixedly connected with a first side plate 2, the right side of the upper end of the workbench 1 is fixedly connected with a second side plate 3, the moving mechanism is arranged on the right side of the first side plate 2, the drilling mechanism is arranged on the right end of a cylinder 4 in the moving mechanism, the fixing mechanism is arranged on the left side of the second side plate 3, the supporting mechanism comprises a supporting component and a driving component, the supporting component is arranged on the left side of the second side plate 3 and is positioned between two fixing plates 5 in the fixing mechanism, the outer side of the second side plate 3 is sleeved with a U-shaped plate 6, the left side two ends of the U-shaped plate 6 are respectively connected with a longitudinal electric sliding rail 7 in the moving mechanism, the front of the right side of the moving mechanism is fixedly connected with the front of the right side of the cylinder 4 in the moving mechanism, the cylinder 4 is fixedly connected with the driving component and the two ends of the cylinder 4 are driven by the driving component, and the annular supporting component is connected with the annular supporting plate 8 through the driving component and the annular supporting component is capable of moving.
As shown in fig. 1 and 2, the moving mechanism includes two vertical electric sliding rails 9, two vertical electric sliding rails 10, a vertical electric sliding rail 7, a vertical electric sliding block 11 and a cylinder 4, two vertical electric sliding rails 9 are respectively and fixedly connected with the front and rear ends of the right side of the first side plate 2, the two vertical electric sliding rails 9 are symmetrically distributed, two vertical electric sliding blocks 10 are respectively and slidably arranged in the two vertical electric sliding rails 9, the front and rear ends of the vertical electric sliding rail 7 are respectively and fixedly connected with the two vertical electric sliding blocks 10, a vertical electric sliding block 11 is slidably arranged in the vertical electric sliding rail 7, the left end of the cylinder 4 is fixedly connected with the vertical electric sliding block 11, and can drive the vertical electric sliding block 11 to longitudinally move through the vertical electric sliding rail 7 so as to drive the drilling motor 12 and the drill rod 13 to vertically move through the two vertical electric sliding rails 9 so as to drive the drilling motor 12 and the drill rod 13 to vertically move, thereby corresponding the drill rod 13 to the position of the circuit board to be drilled.
As shown in fig. 1 and 2, the drilling mechanism comprises a drilling motor 12 and a drill rod 13, the left end of the drilling motor 12 is fixedly connected with the moving end of the cylinder 4, the output end of the drilling motor 12 is fixedly connected with the drill rod 13 through a coupler, the drilling motor 12 and the drill rod 13 can be driven to move rightwards through the cylinder 4, and the drill rod 13 can be driven to rotate through the drilling motor 12, so that a circuit board can be drilled.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the supporting component comprises an annular supporting plate 8, a U-shaped supporting rod 14, a threaded sleeve 15 and a threaded rod 16, the annular supporting plate 8 is slidably arranged in the U-shaped plate 6, two front and rear inner side walls of the U-shaped plate 6 are respectively provided with a limit sliding groove, two limit sliding blocks 17 are slidably arranged in the two limit sliding grooves, the two limit sliding blocks 17 are fixedly connected with middle parts of front and rear ends of the annular supporting plate 8 respectively, two left ends of the U-shaped supporting rod 14 are fixedly connected with upper and lower ends of the right side of the annular supporting plate 8 respectively, the middle part of the right side of a bottom rod of the U-shaped supporting rod 14 is fixedly connected with the threaded sleeve 15, the right end of the threaded sleeve 15 passes through a first strip-shaped opening on the surface of the second side plate 3 and is in threaded connection with the threaded rod 16, the right end of the threaded rod 16 is rotatably connected with the middle part of the right inner side wall of the U-shaped plate 6 through a first bearing, a first straight gear 18 is fixedly sleeved on the right end of the wall of the threaded rod 16, and the first opening is vertically arranged and is slidably arranged with the threaded sleeve 15;
the driving assembly comprises a sliding rod 32, a sleeve 19, a first rack bar 20, a second straight gear 21, a first rotating rod, a first bevel gear 22, a second bevel gear 23, a second rotating rod, a third straight gear 25 and a second rack bar, wherein one end of the sliding rod 32 is fixedly connected with the rear side of the moving end of the air cylinder 4, the rear end of the sliding rod 32 penetrates through a second strip-shaped opening on the rear side wall of the U-shaped plate 6 and extends backwards, the sleeve 19 is transversely and slidably arranged in the second strip-shaped opening, the sleeve 19 is slidably connected with the sliding rod 32, guide grooves are respectively formed in the upper side and the lower side of the second strip-shaped opening, guide blocks 24 are slidably arranged in the two guide grooves, the two guide blocks 24 are respectively and fixedly connected with the middle parts of the upper side and the lower side of the sleeve 19, the rear end of the lower side of the sleeve 19 is fixedly connected with the first rack bar 20, the rear end of the first rotating rod is rotatably connected with the right side wall of the U-shaped plate 6 through a second bearing, the rear end of the first rotating rod is fixedly connected with the second straight gear 21, the first rotating rod 20 is slidably connected with the right side wall of the second bevel gear 22, the right side wall of the second rotating rod is fixedly connected with the right side wall of the U-shaped plate 23 through the second bevel gear 22, the right side wall is fixedly connected with the right side wall of the second bevel gear 23, and the right side wall of the right side wall is fixedly connected with the right side wall of the second bevel gear 22, and fixedly connected with the right side wall of the right side wall 22 through the right side wall of the right side wall 22;
The second rack bar comprises a straight bar 26, a group of second teeth 28, a group of first teeth 27, a first movable tooth 29 and a second movable tooth 30, a T-shaped chute is arranged on the right inner side wall of the U-shaped plate 6, a T-shaped sliding block 31 is arranged in the T-shaped chute in a sliding manner, the left end of the T-shaped sliding block 31 is fixedly connected with the bar wall of the straight bar 26, a group of second teeth 28 are fixedly connected with the rear side of the upper bar wall of the straight bar 26, a group of first teeth 27 are fixedly connected with the front side of the upper bar wall of the straight bar 26, the first straight gear 18 is in meshed connection with the first teeth 27, the third straight gear 25 is in meshed connection with the second teeth 28, the first movable teeth 29 and the second movable teeth 30 are respectively positioned at the front side and the rear side of the group of second teeth 28, two movable grooves are formed in the upper side of the straight rod 26, the two movable grooves are respectively positioned at the front side and the rear side of the group of second teeth 28, a first movable block 33 and a second movable block 34 are respectively arranged in the two movable grooves in a sliding manner, the first movable block 33 is fixedly connected with the first movable teeth 29, the second movable block 34 is fixedly connected with the second movable teeth 30, a first spring 35 and a second spring 36 are respectively fixedly connected with the opposite sides of the first movable block 33 and the second movable block 34, and the first spring 35 and the second spring 36 are respectively fixedly connected with the side walls of the first movable groove and the second movable groove;
When drilling, the drilling motor 12 is started to drive the drill rod 13 to rotate, meanwhile, the cylinder 4 is started to drive the drilling motor 12 and the drill rod 13 to move rightwards, the moving end of the cylinder 4 can drive the slide bar 32 to move rightwards when moving rightwards, the slide bar 32 drives the sleeve 19 to move rightwards, the sleeve 19 drives the first rack bar 20 to move rightwards, the first rack bar 20 moves rightwards and drives the second spur gear 21 to rotate, the second spur gear 21 rotates and drives the first rotating rod to rotate, the first rotating rod drives the first bevel gear 22 to rotate, the first bevel gear 22 drives the second bevel gear 23 to rotate, the second bevel gear 23 drives the third spur gear 25 to rotate through the second rotating rod, the second spur gear 21 drives the straight bar 26 to move forwards through the first teeth 27, the straight bar 26 drives the second teeth 28 to move forwards, the second teeth 28 drive the first spur gear 18 to rotate, the first straight gear 18 drives the threaded rod 16 to rotate, the threaded rod 16 rotates to drive the threaded sleeve 15 to move leftwards, the threaded sleeve 15 drives the annular supporting plate 8 to move leftwards through the U-shaped supporting rod 14, so that the annular supporting plate 8 is propped against the right side of the circuit board, the periphery of a drilling position of the circuit board can be supported, when the annular supporting plate 8 is propped against the circuit board, the plurality of first teeth 27 move to the front side of the third straight gear 25, the second movable teeth 30 are meshed with the third straight gear 25, the moving end of the cylinder 4 continuously drives the drilling motor 12 and the drill rod 13 to move rightwards to drill the circuit board, meanwhile, the third straight gear 25 is driven to continuously rotate, and the annular supporting plate 8 and the circuit board cannot continuously move after propping against each other, so that the straight rod 26 cannot move forwards because the second movable teeth 30 are arranged on the surface of the straight rod 26 in a sliding way through the second movable block 34, so that the second movable teeth 30 are pushed by the third spur gear 25 and move forward, the second movable teeth 30 are separated from the third spur gear 25, and when the drilling is completed, the right end of the drill rod 13 is inserted into the middle part of the inside of the annular supporting plate 8 and cannot collide with the annular supporting plate 8;
When the drilling is finished, the cylinder 4 is reversely started, the cylinder 4 drives the drilling motor 12 and the drill rod 13 to move leftwards, meanwhile, the slide rod 32 is driven to move leftwards through the sleeve 19, the sleeve 19 drives the second straight gear 21 to reversely rotate through the first rack bar 20, the second straight gear 21 drives the third straight gear 25 to reversely rotate through the first rotating rod, the first bevel gear 22, the second bevel gear 23 and the second rotating rod, the second movable tooth 30 can be applied with backward elastic force through the second spring 36, so that when the third straight gear 25 reversely rotates, the second movable tooth 30 is meshed with the third straight gear 25, the third straight gear 25 reversely rotates to drive the second movable tooth 30, the plurality of first teeth 27 and the straight bar 26 to simultaneously reversely move backwards, the straight bar 26 drives the first straight gear 18 to reversely rotate through the plurality of second teeth 28, the first straight gear 18 drives the annular supporting plate 8 to move rightwards through the threaded rod 16, the threaded sleeve 15 and the U-shaped supporting rod 14 to separate the annular supporting plate 8 from the right side of the circuit board, when the annular supporting plate 8 moves rightwards and cannot move, the first straight gear 18 continues to rotate reversely, the straight rod 26 cannot move backwards, meanwhile, the plurality of first teeth 27 move to the rear side of the third straight gear 25, the first movable teeth 29 are meshed with the third straight gear 25, the moving end of the cylinder 4 continues to drive the drilling motor 12 and the drill rod 13 to move leftwards for resetting, the third straight gear 25 continues to rotate reversely, as the first movable teeth 29 are arranged on the surface of the straight rod 26 in a sliding manner through the first movable block 33, the third straight gear 25 continues to rotate reversely to push the first movable teeth 29 to move backwards, the first movable teeth 29 are separated from the third straight gear 25, when drilling is needed again, the first spring 35 can apply forward elastic force to the first movable block 33 and the first movable teeth 29, and can enable the third straight gear 25 to be meshed with the first movable teeth 29, so that the first movable teeth 29, the plurality of first teeth 27 and the straight rod 26 can be driven to move forward simultaneously, the supporting work of the annular supporting plate 8 on the circuit board is completed, and when the drill rod 13 moves longitudinally, the annular supporting plate 8 moves longitudinally along with the drill rod 13 and is separated from the right side of the circuit board, and damage to the right side surface of the circuit board is avoided.
As shown in fig. 1 and 2, the annular rubber pad is fixedly connected to the left side of the annular supporting plate 8, so that the annular supporting plate 8 can be protected from damaging the circuit board when the annular supporting plate 8 supports the circuit board.
As shown in fig. 1, the fixing mechanism includes two fixing plates 5, two hand-screwed bolts 37 and two clamping plates 38, two the right ends of the fixing plates 5 are respectively fixedly connected with the upper and lower ends of the left side of the second side plate 3, two bar-shaped fixing grooves are respectively formed in the left ends of two opposite sides of the fixing plates 5, two clamping plates 38 are respectively slidably arranged in the two bar-shaped fixing grooves, threaded holes are respectively formed in the left sides of the two bar-shaped fixing grooves and are in threaded connection with the two hand-screwed bolts 37, the right ends of the two hand-screwed bolts 37 are respectively and rotatably connected with the two clamping plates 38 through fourth bearings, a circuit board to be drilled is vertically placed, the upper and lower sides of the circuit board are respectively inserted into the inner parts of the two bar-shaped fixing grooves, the two clamping plates 38 are manually rotated to drive the two hand-screwed bolts 37 to move, so that the circuit board can be fixed, and when the circuit board is drilled, dust is easily dropped downwards from the holes, and cannot accumulate in the holes, and the accuracy of drilling is improved.
The drilling equipment comprises the following steps:
s1, vertically placing a circuit board to be drilled, respectively inserting the upper side and the lower side of the circuit board into the two strip-shaped fixing grooves, manually rotating two hand-screwed bolts 37 to drive two clamping plates 38 to move, and accordingly fixing the circuit board;
s2, the longitudinal electric sliding rail 7 can drive the longitudinal electric sliding block 11 to longitudinally move, so that the drilling motor 12 and the drill rod 13 can be driven to longitudinally move, the two vertical electric sliding blocks 10 can be driven to vertically move through the two vertical electric sliding rails 9, so that the drilling motor 12 and the drill rod 13 can be driven to vertically move, and the drill rod 13 corresponds to the position to be drilled of the circuit board;
s3, the longitudinal electric sliding rail 7 drives the U-shaped plate 6 to vertically move while vertically moving, and the U-shaped plate 6 drives the annular supporting plate 8 to vertically move through the two limit sliding blocks 17, so that the middle position of the annular supporting plate 8 is transversely aligned with the drill rod 13;
s4, starting the drilling motor 12 to drive the drill rod 13 to rotate, simultaneously starting the air cylinder 4 to drive the drilling motor 12 and the drill rod 13 to move rightwards, driving the sliding rod 32 to move rightwards when the moving end of the air cylinder 4 moves rightwards, driving the sleeve 19 to move rightwards by the sliding rod 32, driving the first rack bar 20 to move rightwards, driving the second spur gear 21 to rotate, driving the first rotating rod to rotate by the second spur gear 21, driving the first bevel gear 22 to rotate by the first rotating rod, driving the second bevel gear 23 to rotate by the first bevel gear 22, driving the third spur gear 25 to rotate by the second bevel gear 23, driving the straight rod 26 to move forwards by the second spur gear 21 through the first teeth 27, driving the second teeth 28 to move forwards by the straight rod 26, driving the first spur gear 18 to rotate by the second teeth 28, the first straight gear 18 drives the threaded rod 16 to rotate, the threaded rod 16 rotates to drive the threaded sleeve 15 to move leftwards, the threaded sleeve 15 drives the annular supporting plate 8 to move leftwards through the U-shaped supporting rod 14, so that the annular supporting plate 8 is propped against the right side of the circuit board, the periphery of a drilling position of the circuit board can be supported, when the annular supporting plate 8 is propped against the circuit board, the plurality of first teeth 27 move to the front side of the third straight gear 25, the second movable teeth 30 are meshed with the third straight gear 25, the moving end of the cylinder 4 continuously drives the drilling motor 12 and the drill rod 13 to move rightwards to drill the circuit board, meanwhile, the third straight gear 25 is driven to continuously rotate, and the annular supporting plate 8 and the circuit board cannot continuously move after propping against each other, so that the straight rod 26 cannot move forwards because the second movable teeth 30 are arranged on the surface of the straight rod 26 in a sliding way through the second movable block 34, so that the second movable tooth 30 is pushed by the third spur gear 25 and moves forward, separating the second movable tooth 30 from the third spur gear 25;
S5, after the drilling is finished, the cylinder 4 is reversely started, the cylinder 4 drives the drilling motor 12 and the drill rod 13 to move leftwards, meanwhile, the slide rod 32 is driven to move leftwards, the slide rod 32 moves leftwards through the sleeve 19, the sleeve 19 drives the second straight gear 21 to reversely rotate through the first rack bar 20, the second straight gear 21 drives the third straight gear 25 to reversely rotate through the first rotating rod, the first bevel gear 22, the second bevel gear 23 and the second rotating rod, the second movable tooth 30 can be applied with backward elasticity through the second spring 36, therefore, when the third straight gear 25 reversely rotates, the second movable tooth 30 is meshed with the third straight gear 25, the third straight gear 25 reversely rotates to drive the second movable tooth 30, the plurality of first teeth 27 and the straight gear 26 to reversely rotate simultaneously, the straight gear 26 drives the first straight gear 18 to reversely rotate through the plurality of second teeth 28, the first straight gear 18 drives the annular supporting plate 8 to move rightwards through the threaded rod 16, the threaded sleeve 15 and the U-shaped supporting rod 14 to separate the annular supporting plate 8 from the right side of the circuit board, when the annular supporting plate 8 moves rightwards and cannot move, the first straight gear 18 continues to rotate reversely, the straight rod 26 cannot move backwards, meanwhile, the plurality of first teeth 27 move to the rear side of the third straight gear 25, the first movable teeth 29 are meshed with the third straight gear 25, the moving end of the cylinder 4 continues to drive the drilling motor 12 and the drill rod 13 to move leftwards for resetting, the third straight gear 25 continues to rotate reversely, as the first movable teeth 29 are arranged on the surface of the straight rod 26 in a sliding manner through the first movable block 33, the third straight gear 25 continues to rotate reversely to push the first movable teeth 29 to move backwards, the first movable teeth 29 are separated from the third straight gear 25, when drilling is needed again, the first spring 35 can apply forward elastic force to the first movable block 33 and the first movable teeth 29, and can enable the third straight gear 25 to be meshed with the first movable teeth 29, so that the first movable teeth 29, the plurality of first teeth 27 and the straight rod 26 can be driven to move forward simultaneously, the supporting work of the annular supporting plate 8 on the circuit board is completed, and when the drill rod 13 moves longitudinally, the annular supporting plate 8 moves longitudinally along with the drill rod 13 and is separated from the right side of the circuit board, and damage to the right side surface of the circuit board is avoided.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (3)
1. The manufacturing process of the chip IC package printed circuit board comprises the steps of printing the circuit board, cutting the copper-clad plate, preprocessing the copper-clad plate, transferring the circuit board, corroding the circuit board, drilling the circuit board, preprocessing the circuit board and welding an electronic element, and is characterized in that: the drilling equipment comprises a workbench (1), a drilling mechanism, a moving mechanism, a fixing mechanism and a supporting mechanism, wherein the left side of the upper end of the workbench (1) is fixedly connected with a first side plate (2), the right side of the upper end of the workbench (1) is fixedly connected with a second side plate (3), the moving mechanism is arranged on the right side of the first side plate (2), the drilling mechanism is arranged on the right end of an air cylinder (4) in the moving mechanism, the fixing mechanism is arranged on the left side of the second side plate (3), the supporting mechanism comprises a supporting component and a driving component, the supporting component is arranged on the left side of the second side plate (3) and is positioned between two fixing plates (5) in the fixing mechanism, the outer side of the second side plate (3) is sleeved with a U-shaped plate (6), the left side two ends of the U-shaped plate (6) are respectively fixedly connected with the front end and the rear end of the right side of a longitudinal electric sliding rail (7) in the moving mechanism, the driving component is arranged on the U-shaped plate (6), and the moving end of the air cylinder (4) is connected with an annular supporting plate (8) in a driving component through an annular supporting component and can stretch out and draw back through the annular supporting component (8);
The moving mechanism comprises two vertical electric sliding rails (9), two vertical electric sliding blocks (10), a longitudinal electric sliding rail (7), a longitudinal electric sliding block (11) and an air cylinder (4), wherein the two vertical electric sliding rails (9) are respectively fixedly connected with the front and rear ends of the right side of the first side plate (2), the two vertical electric sliding rails (9) are symmetrically distributed, the two vertical electric sliding blocks (10) are respectively arranged in the two vertical electric sliding rails (9) in a sliding manner, the front and rear ends of the longitudinal electric sliding rail (7) are respectively fixedly connected with the two vertical electric sliding blocks (10), the longitudinal electric sliding blocks (11) are arranged in the longitudinal electric sliding rail (7) in a sliding manner, and the left end of the air cylinder (4) is fixedly connected with the longitudinal electric sliding blocks (11);
the drilling mechanism comprises a drilling motor (12) and a drill rod (13), wherein the left end of the drilling motor (12) is fixedly connected with the moving end of the air cylinder (4), and the output end of the drilling motor (12) is fixedly connected with the drill rod (13) through a coupler;
the supporting component comprises an annular supporting plate (8), U-shaped supporting rods (14), threaded sleeves (15) and threaded rods (16), wherein the annular supporting plate (8) is arranged in the U-shaped plate (6) in a sliding mode, limiting sliding grooves are formed in the front inner side and the rear inner side of the U-shaped plate (6), limiting sliding blocks (17) are arranged in the two limiting sliding grooves in a sliding mode, the two limiting sliding blocks (17) are fixedly connected with the middle portions of the front end and the rear end of the annular supporting plate (8) respectively, the two ends of the left side of the U-shaped supporting rods (14) are fixedly connected with the upper end and the lower end of the right side of the annular supporting plate (8) respectively, the middle part of the right side of the bottom rod of the U-shaped supporting rod (14) is fixedly connected with a threaded sleeve (15), the right end of the threaded sleeve (15) penetrates through a first strip-shaped opening on the surface of the second side plate (3) and is in threaded connection with a threaded rod (16), the right end of the threaded rod (16) is rotationally connected with the middle part of the right inner side wall of the U-shaped plate (6) through a first bearing, a first straight gear (18) is fixedly sleeved at the right end of the rod wall of the threaded rod (16), and the first strip-shaped opening is vertically arranged and is in sliding arrangement with the threaded sleeve (15);
The left side of the annular supporting plate (8) is fixedly connected with an annular rubber pad;
the driving assembly comprises a sliding rod (32), a sleeve (19), a first rack bar (20), a second straight gear (21), a first rotating rod, a first bevel gear (22), a second bevel gear (23), a second rotating rod, a third straight gear (25) and a second rack bar, wherein one end of the sliding rod (32) is fixedly connected with the rear side of the moving end of a cylinder (4), the rear end of the sliding rod (32) penetrates through a second strip-shaped opening on the rear side wall of a U-shaped plate (6) and extends backwards, the sleeve (19) is transversely and slidably arranged in the second strip-shaped opening, the sleeve (19) is slidably connected with the sliding rod (32), guide grooves are respectively formed in the upper side and the lower side of the second strip-shaped opening, guide blocks (24) are respectively and fixedly connected with the middle parts of the upper side and the lower side of the sleeve (19), the rear end of the sliding rod is fixedly connected with the first rack bar (20), the first rotating rod is fixedly connected with the rear end of the U-shaped plate (6) through a second shaft, the first rotating rod is fixedly connected with the rear end of the right side wall (21) through the right side of the second rack bar, the first rotating rod is fixedly connected with the right side wall (21) through the right side end of the first bevel gear (21), the first rotating rod is fixedly connected with the right side end of the right side wall (21), the left end of the second rotating rod is fixedly connected with a second bevel gear (23), the first bevel gear (22) is meshed with the second bevel gear (23), the third straight gear (25) is fixedly sleeved with the rod wall of the second rotating rod, and the second rack rod is arranged on the right inner side wall surface of the U-shaped plate (6) in a sliding manner;
The second rack bar comprises a straight bar (26), a group of second teeth (28), a group of first teeth (27), a first movable tooth (29) and a second movable tooth (30), a T-shaped sliding groove is formed in the right inner side wall of the U-shaped plate (6), a T-shaped sliding block (31) is arranged in the T-shaped sliding groove in a sliding mode, the left end of the T-shaped sliding block (31) is fixedly connected with the bar wall of the straight bar (26), a group of second teeth (28) is fixedly connected with the rear side of the upper side bar wall of the straight bar (26), a group of first teeth (27) is fixedly connected with the front side of the upper side bar wall of the straight bar (26), a first straight gear (18) is meshed with the first teeth (27), a third straight gear (25) is meshed with the second teeth (28), the first movable tooth (29) and the second movable tooth (30) are respectively located on the front side and the rear side of the straight bar (26), a group of second teeth (34) is fixedly connected with the second movable block (33) on the front side of the straight bar (26), two movable blocks (33) are respectively located on the two movable blocks, the two movable blocks (34 are respectively arranged on the two movable blocks are fixedly connected with the front side of the first movable block (28), the two opposite sides of the first movable block (33) and the second movable block (34) are fixedly connected with a first spring (35) and a second spring (36) respectively, and the first spring (35) and the second spring (36) are fixedly connected with the side walls of the first movable groove and the second movable groove respectively.
2. The process for manufacturing a printed circuit board for chip IC package according to claim 1, wherein: the fixing mechanism comprises two fixing plates (5), two hand-screwed bolts (37) and two clamping plates (38), wherein the right ends of the fixing plates (5) are fixedly connected with the upper and lower left ends of the second side plate (3) respectively, the left ends of the two opposite sides of the fixing plates (5) are provided with strip-shaped fixing grooves, the two clamping plates (38) are respectively and slidably arranged in the two strip-shaped fixing grooves, the left sides of the two strip-shaped fixing grooves are provided with threaded holes and are in threaded connection with the two hand-screwed bolts (37), and the right ends of the hand-screwed bolts (37) are respectively and rotatably connected with the two clamping plates (38) through fourth bearings.
3. The process for manufacturing a chip IC package printed circuit board according to claim 2, wherein: the drilling equipment comprises the following steps:
s1, vertically placing a circuit board to be drilled, respectively inserting the upper side and the lower side of the circuit board into the two strip-shaped fixing grooves, manually rotating two hand-screwed bolts (37) to drive two clamping plates (38) to move, and accordingly fixing the circuit board;
S2, a longitudinal electric sliding block (11) can be driven to longitudinally move through a longitudinal electric sliding rail (7), so that a drilling motor (12) and a drill rod (13) can be driven to longitudinally move, two vertical electric sliding blocks (10) can be driven to vertically move through two vertical electric sliding rails (9), so that the drilling motor (12) and the drill rod (13) can be driven to vertically move, and the drill rod (13) corresponds to the position to be drilled of a circuit board;
s3, the longitudinal electric sliding rail (7) drives the U-shaped plate (6) to vertically move while vertically moving, and the U-shaped plate (6) drives the annular supporting plate (8) to vertically move through the two limit sliding blocks (17), so that the middle position of the annular supporting plate (8) is transversely aligned with the drill rod (13);
s4, starting a drilling motor (12) to drive a drill rod (13) to rotate, simultaneously starting an air cylinder (4) to drive the drilling motor (12) and the drill rod (13) to move rightwards, driving a sliding rod (32) to move rightwards when the moving end of the air cylinder (4) moves rightwards, driving a sleeve (19) to move rightwards, driving a first rack rod (20) to move rightwards to drive a second straight gear (21) to rotate, driving a first rotating rod to rotate by rotating the second straight gear (21), driving a first bevel gear (22) to rotate by the first rotating rod, driving a second bevel gear (23) to rotate by the first bevel gear (22), driving a third straight gear (25) by the second bevel gear (23) through the second rotating rod, driving a straight rod (26) to move forwards by a plurality of first teeth (27), driving a plurality of second teeth (28) to move forwards by the straight rod (26), driving a first straight gear (18) to rotate by the second teeth (28), driving a threaded rod (16) to move leftwards by the first straight gear (18) to drive a threaded rod (16) to rotate by the threaded sleeve (15), therefore, the annular supporting plate (8) is propped against the right side of the circuit board, the periphery of the drilling position of the circuit board can be supported, when the annular supporting plate (8) is propped against the circuit board, the plurality of first teeth (27) are moved to the front side of the third straight gear (25), the second movable teeth (30) are meshed with the third straight gear (25), the moving end of the cylinder (4) continuously drives the drilling motor (12) and the drill rod (13) to move rightwards to drill the circuit board, meanwhile, the third straight gear (25) is driven to continuously rotate, and as the second movable teeth (30) are arranged on the surface of the straight rod (26) in a sliding mode through the second movable block (34), the annular supporting plate (8) can not continuously move after propping against the circuit board, so that the straight rod (26) can not move forwards, and the second movable teeth (30) can be pushed by the third straight gear (25) and move forwards, and the second movable teeth (30) are separated from the third straight gear (25);
S5, after the drilling is finished, the cylinder (4) is reversely started, the cylinder (4) drives the drilling motor (12) and the drill rod (13) to move leftwards, meanwhile, the slide bar (32) is driven to move leftwards, the slide bar (32) drives the second spur gear (21) to reversely rotate through the first rack bar (20), the second spur gear (21) drives the third spur gear (25) to reversely rotate through the first rotating bar, the first bevel gear (22), the second bevel gear (23) and the second rotating bar, the second movable tooth (30) can be applied with backward elasticity through the second spring (36) arranged, so that when the third spur gear (25) reversely rotates, the second movable tooth (30) is meshed with the third spur gear (25), the third spur gear (25) reversely rotates to drive the second movable tooth (30), the plurality of first tooth teeth (27) and the straight bar (26) to simultaneously move backwards, the straight bar (26) drives the first spur gear (18) to reversely rotate through the plurality of second tooth (28), the first straight gear (18) to reversely rotate through the annular support plate (8) to move rightwards, and the annular support plate (8) cannot move rightwards through the annular support plate (8) to the annular support plate (8), the first straight gear (18) continues to rotate reversely, the straight rod (26) cannot move to the rear side, meanwhile, the plurality of first teeth (27) move to the rear side of the third straight gear (25), the first movable teeth (29) are meshed with the third straight gear (25), the moving end of the air cylinder (4) continues to drive the drilling motor (12) and the drill rod (13) to move to the left side for reset, the third straight gear (25) continues to rotate reversely, the first movable teeth (29) are arranged on the surface of the straight rod (26) in a sliding mode through the first movable block (33), the third straight gear (25) can push the first movable teeth (29) to move to the rear side through the continuous reverse rotation, the first movable teeth (29) are enabled to be separated from the third straight gear (25), when drilling is needed again, the third straight gear (25) rotates positively, the first movable block (33) and the first movable teeth (29) can be applied with forward elastic force through the first spring (35), the third straight gear (25) and the first movable teeth (29) can be enabled to move longitudinally, and the first movable support plate (8) can move longitudinally along the first movable teeth (29) and the annular support plate (13) when the first movable plate (8) is meshed with the first movable support plate (26) and the first movable plate (8) is enabled to move longitudinally and the annular support plate (13) to move longitudinally and move longitudinally when the first movable plate (13) is separated from the first movable support plate (13), and damage to the right side surface of the circuit board is avoided.
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| CN202110889318.XA CN113613394B (en) | 2021-08-04 | 2021-08-04 | Manufacturing process of chip IC packaging printed circuit board |
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| CN202110889318.XA CN113613394B (en) | 2021-08-04 | 2021-08-04 | Manufacturing process of chip IC packaging printed circuit board |
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| CN113613394B true CN113613394B (en) | 2023-06-09 |
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| CN114340179B (en) * | 2022-01-20 | 2024-01-30 | 江西中络电子有限公司 | Processing method of intelligent palm education printed circuit board |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006012291A1 (en) * | 2005-04-04 | 2006-10-05 | Nippon Mektron, Ltd. | Printed circuit board drilling or boring device, uses annular body for removing drilling chips from boring tool in two radial planes |
| DK1316981T3 (en) * | 2001-11-29 | 2008-01-02 | Karlsruhe Forschzent | Multi-ball switch arrangement in layered plate structure |
| WO2019019339A1 (en) * | 2017-07-28 | 2019-01-31 | 胜宏科技（惠州）股份有限公司 | Multi-functional circuit board detection module and detection method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1165541B (en) * | 1983-02-17 | 1987-04-22 | Prt Pluritec Italia Spa | DRILLING METHOD AND RELATIVE DRILLING MACHINE FOR STACKED PLATES PARTICULARLY SUPPORTING PLATES FOR PRINTED CIRCUITS |
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2021
- 2021-08-04 CN CN202110889318.XA patent/CN113613394B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK1316981T3 (en) * | 2001-11-29 | 2008-01-02 | Karlsruhe Forschzent | Multi-ball switch arrangement in layered plate structure |
| DE102006012291A1 (en) * | 2005-04-04 | 2006-10-05 | Nippon Mektron, Ltd. | Printed circuit board drilling or boring device, uses annular body for removing drilling chips from boring tool in two radial planes |
| WO2019019339A1 (en) * | 2017-07-28 | 2019-01-31 | 胜宏科技（惠州）股份有限公司 | Multi-functional circuit board detection module and detection method |
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