CN114727496A - Processing device used before manufacturing circuit board by copper-clad plate - Google Patents
Processing device used before manufacturing circuit board by copper-clad plate Download PDFInfo
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- CN114727496A CN114727496A CN202210421027.2A CN202210421027A CN114727496A CN 114727496 A CN114727496 A CN 114727496A CN 202210421027 A CN202210421027 A CN 202210421027A CN 114727496 A CN114727496 A CN 114727496A
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- plate
- clamping
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- copper
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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
- H05K3/0052—Depaneling, i.e. dividing a panel into circuit boards; Working of the edges of circuit boards
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0023—Other grinding machines or devices grinding machines with a plurality of working posts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/16—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces performing a reciprocating movement, e.g. during which the sense of rotation of the working-spindle is reversed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/16—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
- B24B7/17—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings for simultaneously grinding opposite and parallel end faces, e.g. double disc grinders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
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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
- H05K3/0008—Apparatus or processes for manufacturing printed circuits for aligning or positioning of tools relative to the circuit board
-
- 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
- H05K3/0055—After-treatment, e.g. cleaning or desmearing of holes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention discloses a processing device before a copper-clad plate is manufactured into a circuit board, which comprises a processing bottom plate, an equidistant cutting mechanism and a grinding and brushing mechanism, wherein the equidistant cutting mechanism and the grinding and brushing mechanism are sequentially arranged on the processing bottom plate; the equidistant cutting mechanism comprises a limiting movable sliding plate, the limiting movable sliding plate is fixedly connected with a supporting plate, a sliding groove is formed in the limiting movable sliding plate, an equidistant adjusting unit is mounted on the limiting movable sliding plate, two ends of the equidistant adjusting unit are hinged with limiting control plates connected with a movable connecting rod, and a plurality of pressing cutting units are mounted on the equidistant adjusting unit at equal intervals; the grinding and brushing mechanism comprises two grinding and brushing frames, grinding and brushing clamping units are arranged on the two grinding and brushing frames, the two grinding and brushing frames are connected with a guide transmission screw rod through a guide rod, and the grinding and brushing cleaning units are respectively matched with the guide transmission screw rod and the guide rod. The copper-clad plate can be cut at equal intervals, the cutting stability is improved, and the polishing and brushing treatment efficiency and uniformity of the oxide layer on the surface of the copper-clad plate are improved.
Description
Technical Field
The invention belongs to the technical field of processing of copper-clad plates, and relates to a processing device used before a circuit board is manufactured by using a copper-clad plate.
Background
The copper-clad plate is used as a substrate material in the manufacture of the printed circuit board, mainly plays roles of interconnection conduction, insulation and support for the printed circuit board, and has great influence on the transmission speed, energy loss, characteristic impedance and the like of signals in a circuit, so that the performance, the quality, the processability in the manufacture, the manufacture level, the manufacture cost, the long-term reliability and the stability of the printed circuit board are greatly dependent on the copper-clad plate.
The copper-clad plate needs to be cut, polished and the oxide on the surface is removed before the copper-clad plate is manufactured into a circuit board, so that materials are provided for the circuit board manufactured in the later stage, and the following problems exist in the processing and treating process of the existing copper-clad plate: 1. the copper-clad plate can not be cut in equal size quickly, the cutting efficiency is low, the cutting size is easy to deviate, the cutting error rate is high, and the cutting yield is reduced; 2. burrs exist on the side surface of the copper-clad plate after cutting, and the burrs cannot be removed completely in the prior art, so that the burrs easily scratch the surface of the copper-clad plate in the processing process and damage the copper-clad plate; 3. the processing device is designed in order to solve the problems that the removal of the oxide layer on the surface of the copper-clad plate is not uniform and the efficiency is low, the processing of the circuit board is affected, the binding force between the copper surface and the photosensitive film is reduced, and the processing device is used before the circuit board is manufactured by the copper-clad plate.
Disclosure of Invention
The invention aims to provide a processing device before a copper-clad plate is manufactured into a circuit board, which solves the problems that the cutting size is easy to deviate, burrs on the cut side edge are difficult to remove, an oxide layer is not uniformly removed and the like in the existing processing process of the copper-clad plate.
The purpose of the invention can be realized by the following technical scheme:
a processing device before a circuit board is manufactured by a copper-clad plate comprises a processing bottom plate, equidistant cutting mechanisms and brushing mechanisms, wherein the equidistant cutting mechanisms and the brushing mechanisms are sequentially arranged on the processing bottom plate;
two limiting baffles are fixed at one end of the processing bottom plate, the limiting baffles are fixedly connected with the supporting plate through connecting columns, and equidistant cutting mechanisms are fixed on the supporting plate;
the equidistant cutting mechanism comprises two symmetrically distributed telescopic cylinders, a movable connecting plate fixedly connected with the telescopic cylinders, a limiting movable sliding plate, an equidistant adjusting unit and a pressing cutting unit, the limiting movable sliding plate is fixedly connected with the supporting plate, a sliding groove is formed in the limiting movable sliding plate, the equidistant adjusting unit is installed on the limiting movable sliding plate, two ends of the equidistant adjusting unit are hinged with an L-shaped limiting control plate connected with a movable connecting rod, and the equidistant adjusting unit is provided with a plurality of pressing cutting units at equal intervals;
the grinding and brushing mechanism is located one side of the processing bottom plate, the grinding and brushing mechanism comprises two grinding and brushing frames, an electric grinding and brushing push rod, a grinding and brushing clamping unit, a guide transmission screw rod and a grinding and brushing cleaning unit, the grinding and brushing frames are symmetrically distributed on the left side and the right side of the processing bottom plate, a limiting guide rod is fixed on the grinding and brushing frames, the grinding and brushing frames are connected with the processing bottom plate through the electric grinding and brushing push rod, the grinding and brushing clamping unit for grinding and brushing and holding the cut copper-clad plate is installed on the opposite sides of the two grinding and brushing frames, the two grinding and brushing frames are connected through the guide rod and the guide transmission screw rod, the grinding and brushing cleaning unit is respectively matched with the guide transmission screw rod and the guide rod, and the surface of the copper-clad plate in a clamping state is subjected to grinding and brushing treatment along the length direction of the guide rod.
Further, equidistance adjustment unit includes a plurality of head rods and second connecting rod, and the head rod both ends are articulated mutually with the second connecting rod respectively, and articulated post is in proper order with articulated and handing-over post's in head rod and second connecting rod middle part upper end and spout cooperation.
Furthermore, the pressing and cutting unit comprises an electric telescopic rod, a pressing top plate and a cutting knife, the pressing top plate is connected with the hinge post on the equidistance adjusting unit through the electric telescopic rod, a cutting limit groove is arranged on the pressing top plate, the cutting knife is in sliding fit with the cutting limit groove, one end of a threaded transmission rod is connected with a motor output shaft, the threaded transmission rod penetrates through the cutting knife to drive the cutting knife to move in the cutting limit groove,
further, compress tightly the cutting unit and still include a plurality of compression sleeve and supplementary post that compresses tightly, a plurality of compression sleeve distribute in cutting spacing groove both sides, and slidable mounting has supplementary post that compresses tightly in the compression sleeve, and buffering pressure spring both ends compress tightly the post with supplementary and compress tightly muffjoint respectively, and supplementary column lower extreme that compresses tightly adopts the swing joint mode to install the friction ball.
Furthermore, one end of the guide rod is fixedly connected with one of the grinding brush frames, the other end of the guide rod is in sliding fit with the other grinding brush frame, one end of the guide transmission lead screw is connected with one of the grinding brush frames through a bearing, the guide transmission lead screw is connected with the transmission motor, and the other end of the guide transmission lead screw is matched with the other grinding brush frame.
Further, the grinding brush clamping unit comprises a clamping transmission screw rod, a clamping motor, a first clamping plate, a plurality of second clamping plates and a clamping transmission chain, two ends of the clamping transmission screw rod are matched with the grinding brush frame through bearings, the clamping transmission screw rod is connected with an output shaft of the clamping motor, the first clamping plate is in threaded fit with the clamping transmission screw rod, the plurality of second clamping frames are in clearance fit with the clamping transmission screw rod respectively, one end of the clamping transmission chain is connected with the first clamping plate, the other end of the clamping transmission chain is hinged with the lower end face of the grinding brush frame, the clamping transmission chain is hinged and connected through a plurality of clamping connecting rods, and the clamping connecting rod positioned at the upper end of the clamping transmission chain is hinged with the first clamping plate.
Furthermore, the first clamping plate is provided with a threaded hole matched with the clamping transmission screw rod and a via hole in sliding fit with the limiting guide rod, and the second clamping plate is provided with a clearance through hole in clearance fit with the clamping transmission screw rod and a via hole in sliding fit with the limiting guide rod.
Further, the grinding brush cleaning unit comprises a linkage plate, a transmission rod, an insertion plate, a telescopic rod, a reset buffer spring and an arc grinding brush plate, one end of the transmission rod is connected with the linkage plate through a bearing, the end face of the transmission rod is provided with a transmission wheel, a belt is matched with each transmission wheel in sequence to drive the transmission rod connected with the transmission wheel to rotate, an output shaft of the driving motor is matched with the belt, a plurality of insertion plates are distributed on the periphery of the transmission rod, the insertion plates are connected with the arc grinding brush plate through the telescopic rod, a plurality of grinding brush bulges are distributed on the arc grinding brush plate, and the reset buffer spring is sleeved on the telescopic rod.
Further, processing apparatus still includes side grinding mechanism, side grinding mechanism includes the rotating turret, the side grinds the frame, the roller rolls, polish rod and transmission rod, the rotating turret runs through annular spacing through-hole, the rotating turret passes through electric putter and side and grinds the frame and be connected, both sides are polished the frame and are set up relatively, side is polished the inboard upper end of frame and is fixed with a plurality of rollers that roll, the lower extreme is fixed with two transmission rods, two transmission rods pass through driving belt and connect, a plurality of rods that polish distribute in the side is polished the frame, polish rod week side and distribute by a plurality of archs of polishing, and a plurality of rods that polish carry out the transmission through drive chain.
Furthermore, a limiting fixing plate is fixed on the lower end face of the processing bottom plate, a driving rotating unit is installed on the limiting fixing plate and comprises a driving motor and a driving rotating wheel, an output shaft of the driving motor penetrates through the limiting fixing plate to be connected with the driving rotating wheel, a rotating frame is in sliding fit with the annular limiting through hole, and a driven rotating wheel meshed with the driving rotating wheel is fixed at the lower end of the rotating frame.
The invention has the beneficial effects that:
according to the invention, the copper-clad plate to be processed is manually placed on the processing bottom plate, the equidistant adjusting units are driven by the telescopic air cylinders to perform equidistant distance adjustment, and further the distances between the pressing and cutting units arranged on the equidistant adjusting units are driven to be the same, and the pressing and cutting units are combined to press and fix the copper-clad plate to be processed, so that the cut copper-clad plate is ensured to be the same in size, the stability and efficiency in the copper-clad plate cutting process are improved, and the cutting deviation is avoided.
According to the invention, the clamping plates matched with the clamping screw are driven by the clamping transmission screw, and the distance between every two adjacent clamping plates is controlled by combining the clamping transmission chain, so that copper-clad plates with different thicknesses can be clamped and fixed, the clamping plates with the same size can be synchronously clamped, the clamping efficiency is improved, the linkage plate is driven by the guide transmission screw to move, the grinding and brushing cleaning unit is controlled to uniformly grind and brush the surface of the copper-clad plate, the relative position of the arc-shaped grinding and brushing plates is adjusted by sleeving the reset buffer spring on the telescopic rod, the oxide layer on the surface of the copper-clad plate is ground and brushed, the efficiency and uniformity of the grinding and brushing treatment are improved, and the problems of uneven grinding and brushing on the surface of the copper-clad plate are avoided.
According to the invention, through the structural design of the rotating frame, copper-clad plates in different directions can be clamped, and the rolling rod, the grinding rod and the transmission rod are arranged in the side grinding frame, so that the side surface of the copper-clad plate cut in the conveying process is ground, the smoothness degree of the cut side surface of the copper-clad plate is improved, the damage of cutting burrs to the subsequent copper-clad plate processed into a circuit board is reduced, and the smoothness degree of the cut is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of a processing apparatus according to the present invention;
FIG. 2 is a side view of FIG. 1 of the present invention;
FIG. 3 is a cross-sectional view of A-A of the present invention;
FIG. 4 is a partial cross-sectional view of an isometric cutting mechanism of the present invention;
FIG. 5 is an enlarged partial view of FIG. 3 according to the present invention;
FIG. 6 is a schematic view of B-B in the present invention;
FIG. 7 is an enlarged partial schematic view of FIG. 6 according to the present invention;
FIG. 8 is an enlarged partial schematic view of FIG. 6 according to the present invention;
figure 9 is a cross-sectional view of a side grinding mechanism of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-8, a processing device before a circuit board is manufactured from a copper-clad plate comprises a processing bottom plate 1, an equidistant cutting mechanism 2 and a brushing mechanism 4, wherein the equidistant cutting mechanism 2 and the brushing mechanism 4 are sequentially mounted on the processing bottom plate 1, so as to finish pretreatment before the circuit board is manufactured from the copper-clad plate.
Two limiting baffle plates 11 are fixed at one end of the processing bottom plate 1, the limiting baffle plates 11 are fixedly connected with a supporting plate 14 through connecting columns 13, an equidistant cutting mechanism 2 is fixed on the lower end face of the supporting plate 14, and a limiting sliding groove 12 and an annular limiting through hole 15 for installing a side polishing mechanism 3 are formed in the processing bottom plate 1.
The equidistant cutting mechanism 2 comprises two symmetrically distributed telescopic cylinders 21, a movable connecting plate 22 fixedly connected with the telescopic cylinders 21, a limiting movable sliding plate 23, an equidistant adjusting unit and a pressing cutting unit 29, the lower end of the movable connecting plate 22 is movably connected with a ball 221, and is matched with the limit sliding chute 12 to reduce the friction force between the movable connecting plate 22 and the limit sliding chute 12, the limit movable sliding plate 23 is fixedly connected with the supporting plate 14, the lower end surface of the limit movable sliding plate 23 is provided with a sliding chute 24, the lower end of the limit movable sliding plate 23 is provided with an equidistant adjusting unit, the two ends of the equidistant adjusting unit are hinged with an L-shaped limit control plate 25 connected with the movable connecting rod 22, the equidistant adjusting unit is provided with a plurality of pressing cutting units 29 at equal intervals, wherein, the distance between the adjacent pressing and cutting units 29 is the same, and the distance between the limiting control plate 25 and the nearest pressing and cutting unit 29 is equal to the distance between the adjacent pressing and cutting units 29.
The equidistance adjustment unit includes a plurality of head rods 26 and second connecting rod 27, and head rod 26 both ends are articulated mutually with second connecting rod 27 respectively, and articulated post is articulated and the upper end and the spout 24 cooperation of handing over the post with head rod 26 and second connecting rod 27 middle part in proper order.
When the telescopic cylinder 21 extends or shortens, the pressing and cutting units 29 are synchronously driven to move away from or close to the center of the limiting moving sliding plate 23, so that the distance between the pressing and cutting units 29 is adjusted.
Compress tightly cutting unit 29 and include electric telescopic handle 28, compress tightly roof 291, cutting knife 296, a plurality of compression sleeve 294 and supplementary post 297 that compresses tightly, compress tightly the articulated column connection on roof 291 upper end through electric telescopic handle 28 and the equidistance adjustment unit, it has cutting spacing groove 292 to open on compressing tightly roof 291, cutting knife 296 and cutting spacing groove 292 sliding fit, and screw drive pole 293 one end and motor output shaft, screw drive pole 293 runs through cutting knife 296 and drives cutting knife 296 and remove in cutting spacing groove 292, rotate through the motor and drive screw drive pole 293 synchronous rotation, and then drive cutting knife 296 and slide along cutting spacing groove 292. A plurality of pressing sleeves 294 are distributed at two sides of the cutting limit groove 292, auxiliary pressing columns 297 are slidably mounted in the pressing sleeves 294, two ends of each buffer pressing spring 295 are respectively connected with the auxiliary pressing columns 297 and the pressing sleeves 294, friction balls 298 are mounted at the lower ends of the auxiliary pressing columns 297 in a movable connection mode, when the cutting limiting groove is used, by controlling the length of the electric telescopic rod 28, the cutting knife 296 and the pressing sleeve 294 are driven to move towards the upper surface close to the copper-clad plate to be cut, when the friction ball 298 contacts with the surface of the copper-clad plate, the buffer compression spring 295 is gradually compressed until the cutting knife 296 cuts the copper-clad plate, the auxiliary compression column 297 compresses the copper-clad plate to be processed, at the moment, the motor works to drive the cutting knife 296 to cut along the length direction of the cutting limit groove 292, the auxiliary pressing column 297 ensures that the cutting knife 296 is cut to deviate in the cutting process, and the cutting stability is improved.
The grinding brush clamping unit comprises a clamping transmission screw 43, a clamping motor 44, a first clamping plate 45, a plurality of second clamping plates 46 and a clamping transmission chain 47, wherein two ends of the clamping transmission screw 43 are matched with the grinding brush frame 41 through bearings, the clamping transmission screw 43 is connected with an output shaft of the clamping motor 44, the first clamping plate 45 is in threaded fit with the clamping transmission screw 43, the plurality of second clamping frames 46 are sequentially positioned below the first clamping plate 45, and the second holding frame 46 is in clearance fit with the holding transmission screw rod 43, one end of the holding transmission chain 47 is connected with the first holding plate 45, the other end is hinged with the lower end face of the grinding brush frame 41, the holding transmission chain 47 is hinged and connected by a plurality of holding connecting rods, and the clamping connecting rod at the upper end of the clamping transmission chain 47 is hinged with the first clamping plate 45, the clamping connecting rod at the lower end of the clamping transmission chain 47 is hinged with the bottom of the grinding brush frame 41, and the clamping connecting rod in the middle of the clamping transmission chain 47 is hinged with the second clamping plate 46.
The first clamping plate 45 is provided with a threaded hole matched with the clamping transmission screw rod 43 and a via hole in sliding fit with the limiting guide rod 411, the second clamping plate 46 is provided with a clearance via hole 461 in clearance fit with the clamping transmission screw rod 43 and a via hole in sliding fit with the limiting guide rod 411, the distance between the two grinding brush frames 41 meets the width of clamping the copper clad laminate to be ground by controlling the telescopic length of the grinding and brushing electric push rod 42, the copper clad laminate to be ground and brushed is placed on the second clamping plate 46, the clamping motor 44 is started, the clamping motor 44 rotates to drive the clamping transmission screw rod 43 to rotate, the distance between the adjacent second clamping plates 46 and the distance between the first clamping plate 45 and the second clamping plate 46 are controlled by the first clamping plate 45 and the clamping transmission chain 47 until clamping is carried out on each copper clad laminate to be processed, synchronous clamping control is realized, and clamping treatment before processing different copper clad laminates can be met, wherein, the opposite sides of the first clamping plate 45 and the second clamping plate 46 are both provided with storage grooves, which is convenient for storing the grinding and brushing cleaning unit.
The grinding brush cleaning unit comprises a linkage plate 491, a transmission rod 492, an inserting plate 493, an expansion link 494, a reset buffer spring 495 and an arc-shaped grinding plate 496, one end of the linkage plate 491 is in threaded fit with a guide transmission screw 48, the other end of the linkage plate 491 is in sliding fit with a guide rod, one end of the transmission rod 492 is connected with the linkage plate 491 through a bearing, the end face of the transmission rod 492 is provided with a transmission wheel, a belt is sequentially matched with each transmission wheel to drive the transmission rod 492 connected with the transmission wheel to rotate, an output shaft of a driving motor is matched with the belt to further drive each transmission rod 492 to rotate, a plurality of inserting plates 493 are distributed on the peripheral side of the transmission rod 492, the inserting plate 493 is connected with the arc-shaped grinding plate 496 through the expansion link 494, a plurality of grinding brush bulges 497 are distributed on the arc-shaped grinding plate 496, the expansion link 494 is sleeved with the reset buffer spring 495, and can be stored in a storage groove when the reset buffer spring 495 is in a compressed state.
The electric push rod 42 for the grinding brush works to control the distance between the two grinding brush frames 41, and further synchronously regulate and control the distance between the guide rod between the grinding brush frames 41 and the guide transmission screw rod 48, when the transmission motor works, the guide transmission screw rod 48 is driven to rotate, the linkage plate 49 drives the grinding brush cleaning unit to grind and brush the surface of the copper clad plate under the transmission limiting effect of the guide transmission screw rod 48 and the guide rod, the oxide on the surface of the copper clad plate is removed, and the binding force between the copper surface and the photosensitive film in the copper clad plate circuit manufacturing process is improved.
Specifically, when arc brush board 496 rotates to when contacting with the copper-clad plate, reset buffer spring 495 compresses, and rotate along with driving rod 492, brush protruding 497 rubs the oxidation layer on the copper-clad plate surface that contacts with the protruding 497 of brush on arc brush board 496, can satisfy the copper-clad plate surface to different thickness and polish the brush and handle, improved the speed and the homogeneity of oxidation layer surface brush, avoid brushing inhomogeneous to copper-clad plate surface oxidation layer, influence the preparation of circuit board.
Example 2
As shown in fig. 9, the processing device further includes a side polishing mechanism 3, the side polishing mechanism 3 is located between the equidistant cutting mechanism 2 and the polishing mechanism 4, the side polishing mechanism 3 includes a rotating frame 31, a side polishing frame 33, rolling rods 34, polishing rods 35 and transmission rods 36, the rotating frame 31 is a U-shaped structure and penetrates through the annular limiting through hole 15, the rotating frame 31 is connected with the side polishing frame 33 through an electric push rod, the two side polishing frames 33 are oppositely disposed, the upper end of the inner side of the side polishing frame 33 is fixed with a plurality of rolling rods 34, the lower end of the inner side of the side polishing frame 33 is fixed with two transmission rods 36, the two transmission rods 36 are connected through a transmission belt 36a, the transmission rods 36 rotate to drive the transmission belt 36a to rotate, and drive the cut copper clad laminate to move along the direction of the transmission belt 36a under the action of the rolling rods 34, the plurality of polishing rods 35 are distributed in the side polishing frame 33, the polishing rods 35 are distributed with a plurality of polishing protrusions, and a plurality of grinding rollers 35 are driven by a transmission chain to drive the grinding rollers 35 to continuously rotate, so as to grind the side surfaces of the copper-clad plates in the transportation process.
The terminal surface under the processing bottom plate 1 is fixed to spacing fixed plate 38, the unit is installed on spacing fixed plate 38 is rotated in the initiative, be fixed with driven rotation wheel 37 on the rotating turret 31, driven rotation wheel 37 meshes with the unit of initiatively rotating mutually, the unit is rotated including initiative motor 391 and initiative rotation wheel 392 in the initiative, initiative motor 391 output shaft runs through spacing fixed plate 38 and is connected with initiative rotation wheel 392, rotate the unit through the initiative and drive driven rotation wheel 37, steerable side polishing frame 33 is the turned angle on processing bottom plate 1, can carry out the side to the different copper-clad plates of putting the angle of cutting in-process and polish the processing.
The foregoing is illustrative and explanatory only of the present invention, and it is intended that the present invention cover modifications, additions, or substitutions by those skilled in the art, without departing from the spirit of the invention or exceeding the scope of the claims.
Claims (10)
1. A processing device before a copper-clad plate is manufactured into a circuit board is characterized in that: the cutting and polishing device comprises a processing bottom plate (1), equidistant cutting mechanisms (2) and a polishing and brushing mechanism (4), wherein the equidistant cutting mechanisms (2) and the polishing and brushing mechanism (4) are sequentially arranged on the processing bottom plate (1);
two limiting baffles (11) are fixed at one end of the processing bottom plate (1), the limiting baffles (11) are fixedly connected with a supporting plate (14) through connecting columns (13), and equidistant cutting mechanisms (2) are fixed on the supporting plate (14);
the equidistant cutting mechanism (2) comprises two symmetrically distributed telescopic cylinders (21), a movable connecting plate (22) fixedly connected with the telescopic cylinders (21), a limiting movable sliding plate (23), an equidistant adjusting unit and a pressing cutting unit (29), the limiting movable sliding plate (23) is fixedly connected with a supporting plate (14), a sliding groove (24) is formed in the limiting movable sliding plate (23), the equidistant adjusting unit is mounted on the limiting movable sliding plate (23), two ends of the equidistant adjusting unit are hinged with L-shaped limiting control plates (25) connected with the movable connecting rod (22), and a plurality of pressing cutting units (29) are mounted on the equidistant adjusting unit at equal intervals;
the grinding and brushing mechanism (4) is positioned at one side of the processing bottom plate (1), the grinding and brushing mechanism (4) comprises two grinding and brushing frames (41) and a grinding and brushing electric push rod (42), polish with a brush clamping unit, direction drive screw (48) and the clean unit of polish with a brush, polish with a brush frame (41) symmetric distribution in the processing bottom plate left and right sides, be fixed with spacing guide bar (411) on polish with a brush frame (41), polish with a brush frame (41) and be connected with processing bottom plate (1) through polish with a brush electric putter (42), the opposite side of two polish with a brush frame (41) all installs and grinds with a brush and add the brush clamping unit who holds fixed to the copper-clad plate after the cutting, connect through guide bar and direction drive screw (48) between two polish with a brush frame (41), clean unit of polish with direction drive screw (48) and guide bar cooperation respectively, with along the length direction of guide bar to polish with a brush to the copper-clad plate surface under the clamping state.
2. The processing device before the copper-clad plate is manufactured into the circuit board according to claim 1, which is characterized in that: equidistance adjustment unit includes a plurality of head rods (26) and second connecting rod (27), and head rod (26) both ends are articulated mutually with second connecting rod (27) respectively, and articulated post is articulated and the upper end and the spout (24) cooperation of handing-over post in proper order with head rod (26) and second connecting rod (27) middle part.
3. The processing device before the copper-clad plate is manufactured into the circuit board according to claim 1, which is characterized in that: compress tightly cutting unit (29) and include electric telescopic handle (28), compress tightly roof (291), cutting knife (296), it is connected with the hinge post on the equidistance adjustment unit through electric telescopic handle (28) to compress tightly roof (291), it has cutting spacing groove (292) to compress tightly to open on roof (291), cutting knife (296) and cutting spacing groove (292) sliding fit, screw drive pole (293) one end and motor output shaft, screw drive pole (293) run through cutting knife (296) and drive cutting knife (296) and remove in cutting spacing groove (292).
4. The processing device before the copper-clad plate is manufactured into the circuit board according to claim 3, which is characterized in that: compress tightly cutting unit (29) and still include a plurality of compression sleeve (294) and supplementary post (297) that compresses tightly, a plurality of compression sleeve (294) distribute in cutting spacing groove (292) both sides, and slidable mounting has supplementary post (297) that compresses tightly in compression sleeve (294), and buffering pressure spring (295) both ends are connected with supplementary post (297) and compression sleeve (294) of compressing tightly respectively, and supplementary post (297) lower extreme that compresses tightly adopts swing joint mode to install friction ball (298).
5. The processing device before the copper-clad plate is manufactured into the circuit board according to claim 4, which is characterized in that: one end of the guide rod is fixedly connected with one grinding brush frame (41), the other end of the guide rod is in sliding fit with the other grinding brush frame (41), one end of the guide transmission lead screw (48) is connected with one grinding brush frame (41) through a bearing, the guide transmission lead screw (48) is connected with the transmission motor, and the other end of the guide transmission lead screw is matched with the other grinding brush frame (41).
6. The processing device before the copper-clad plate is manufactured into the circuit board according to claim 5, which is characterized in that: the grinding brush clamping unit comprises a clamping transmission lead screw (43), a clamping motor (44), a first clamping plate (45), a plurality of second clamping plates (46) and a clamping transmission chain (47), the two ends of the clamping transmission lead screw (43) are matched with a grinding brush frame (41) through bearings, the clamping transmission lead screw (43) is connected with an output shaft of the clamping motor (44), the first clamping plate (45) is in threaded fit with the clamping transmission lead screw (43), the plurality of second clamping frames (46) are in clearance fit with the clamping transmission lead screw (43) respectively, one end of the clamping transmission chain (47) is connected with the first clamping plate (45), the other end of the clamping transmission chain is hinged to the lower end face of the grinding brush frame (41), the clamping transmission chain (47) is hinged to a plurality of clamping connecting rods, and the clamping connecting rod positioned at the upper end of the clamping transmission chain (47) is hinged to the first clamping plate (45).
7. The processing device of claim 6, which is used before the copper-clad plate is used for manufacturing a circuit board, and is characterized in that: the first clamping plate (45) is provided with a threaded hole matched with the clamping transmission screw rod (43) and a via hole in sliding fit with the limiting guide rod (411), and the second clamping plate (46) is provided with a clearance through hole (461) in clearance fit with the clamping transmission screw rod (43) and a via hole in sliding fit with the limiting guide rod (411).
8. The processing device before the copper-clad plate is manufactured into the circuit board according to claim 7, which is characterized in that: the grinding brush cleaning unit comprises a linkage plate (491), a transmission rod (492), an inserting plate (493), an expansion link (494), a reset buffer spring (495) and an arc-shaped grinding plate (496), one end of the transmission rod (492) is connected with the linkage plate (491) through a bearing, the end face of the transmission rod (492) is provided with a transmission wheel, a belt is matched with each transmission wheel in sequence to drive the transmission rod (492) connected with the transmission wheel to rotate, an output shaft of a driving motor is matched with the belt, a plurality of inserting plates (493) are distributed on the peripheral side of the transmission rod (492), the inserting plates (493) are connected with the arc-shaped grinding plate (496) through the expansion link (494), a plurality of grinding brush bulges (497) are distributed on the arc-shaped grinding plate (496), and the reset buffer spring (495) is sleeved on the expansion link (494).
9. The processing device before the copper-clad plate is manufactured into the circuit board according to any one of claims 1 to 8, characterized in that: the processing device further comprises a side polishing mechanism (3), the side polishing mechanism (3) comprises a rotating frame (31), a side polishing frame (33), rolling rods (34), polishing rods (35) and transmission rods (36), annular limiting through holes (15) are penetrated through the rotating frame (31), the rotating frame (31) is connected with the side polishing frame (33) through an electric push rod, the two side polishing frames (33) are arranged oppositely, a plurality of rolling rods (34) are fixed at the upper end of the inner side of the side polishing frame (33), two transmission rods (36) are fixed at the lower end of the inner side of the side polishing frame (33), the two transmission rods (36) are connected through a transmission belt (36a), a plurality of polishing rods (35) are distributed in the side polishing frame (33), the circumferential sides of the polishing rods (35) are distributed by a plurality of polishing bulges, and the plurality of polishing rods (35) are transmitted through transmission chains.
10. The processing device before the copper-clad plate is manufactured into the circuit board according to claim 9, which is characterized in that: the lower end face of the processing bottom plate (1) is fixedly provided with a limiting fixing plate (38), a driving rotating unit is installed on the limiting fixing plate (38) and comprises a driving motor (391) and a driving rotating wheel (392), an output shaft of the driving motor (391) penetrates through the limiting fixing plate (38) to be connected with the driving rotating wheel (392), and the rotating frame (31) is in sliding fit with the annular limiting through hole (15) and a driven rotating wheel (37) meshed with the driving rotating wheel (392) is fixed at the lower end of the rotating frame (31).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210421027.2A CN114727496B (en) | 2022-04-21 | 2022-04-21 | Processing device used before manufacturing circuit board by copper-clad plate |
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| CN202210421027.2A CN114727496B (en) | 2022-04-21 | 2022-04-21 | Processing device used before manufacturing circuit board by copper-clad plate |
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| CN114727496A true CN114727496A (en) | 2022-07-08 |
| CN114727496B CN114727496B (en) | 2022-11-08 |
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| Publication number | Publication date |
|---|---|
| CN114727496B (en) | 2022-11-08 |
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