CN112222965A - Electronic equipment printed circuit board detecting system - Google Patents
Electronic equipment printed circuit board detecting system Download PDFInfo
- Publication number
- CN112222965A CN112222965A CN202011113465.XA CN202011113465A CN112222965A CN 112222965 A CN112222965 A CN 112222965A CN 202011113465 A CN202011113465 A CN 202011113465A CN 112222965 A CN112222965 A CN 112222965A
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- CN
- China
- Prior art keywords
- wall
- circuit board
- plate
- adjusting
- base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000001514 detection method Methods 0.000 claims abstract description 35
- 238000005498 polishing Methods 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 11
- 210000000078 claw Anatomy 0.000 claims description 15
- 238000007688 edging Methods 0.000 claims description 6
- 239000004575 stone Substances 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims 4
- 239000004576 sand Substances 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 4
- 239000000758 substrate Substances 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 13
- 241000252254 Catostomidae Species 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Images
Classifications
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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
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/02—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work
- B24B5/04—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces externally
- B24B5/047—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces externally of workpieces turning about a vertical axis
-
- 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
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
-
- 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
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/02—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation according to the instantaneous size and required size of the workpiece acted upon, the measuring or gauging being continuous or intermittent
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/16—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring distance of clearance between spaced objects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/20—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/02—Details related to mechanical or acoustic processing, e.g. drilling, punching, cutting, using ultrasound
- H05K2203/025—Abrading, e.g. grinding or sand blasting
Abstract
The invention provides a detection system for a printed circuit board of electronic equipment, which comprises a supporting and polishing unit, an L-shaped plate, a detection unit, a lower fixing unit and an upper fixing unit, wherein the L-shaped plate is arranged on the supporting and polishing unit; the middle position of the upper end of the supporting and polishing unit is provided with a lower fixing unit, the right side position of the upper end of the supporting and polishing unit is provided with an L-shaped plate, the detection unit is arranged on the L-shaped plate in a sliding fit mode, and the inner wall of the upper end of the L-shaped plate is provided with an upper fixing unit; the problems that the circuit board is difficult to mount and the structure of some circular circuit board base materials is difficult to detect due to unsmooth circular arcs of the outer side walls of some circular circuit board base materials in the processing and production processes of the existing circuit boards are solved; and detection efficiency is low to rocking takes place easily in the circular circuit board substrate testing process, and then the easy skew of in-process that leads to the circuit board to detect influences its detection efficiency scheduling problem.
Description
Technical Field
The invention relates to the technical field of circuit boards, in particular to a printed circuit board detection system of electronic equipment.
Background
The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, PCB board, aluminum substrate, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board, etc. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout.
In the process of processing and producing the existing circuit board, for some circular circuit board base materials, the circuit board is easy to be installed due to unsmooth arc of the outer side wall, and the structure of some circular circuit board base materials is difficult to detect; and detection efficiency is low to rocking takes place easily in the circular circuit board substrate testing process, and then the in-process that leads to the circuit board to detect skews easily and influences its detection efficiency.
The invention provides a printed circuit board detection system of electronic equipment, aiming at improving the detection efficiency of a circuit board and promoting the stability in the detection process of the circuit board.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme that the detection system for the printed circuit board of the electronic equipment comprises a supporting and polishing unit, an L-shaped plate, a detection unit, a lower fixing unit and an upper fixing unit; the middle position of the upper end of the supporting and polishing unit is provided with a lower fixing unit, the right side position of the upper end of the supporting and polishing unit is provided with an L-shaped plate, the detection unit is arranged on the L-shaped plate in a sliding fit mode, and the inner wall of the upper end of the L-shaped plate is provided with an upper fixing unit; wherein:
the supporting polishing unit comprises a base, an adjusting motor, an adjusting screw rod, a movable plate and a polishing roller; the middle part of the lower end of the base is provided with a cavity structure; an annular groove is formed in the outer wall of the bottom end of the base, and a rectangular cut hole is formed in the left side position of the top end of the base and communicated with the cavity structure of the base; the adjusting motor is installed on the inner wall of the right side of the cavity of the base through a motor base, an output shaft of the adjusting motor is connected with a right end shaft head of the adjusting screw rod through a coupler, and a left end shaft head of the adjusting screw rod is installed on the inner wall of the left side of the cavity of the base through a bearing; the lower end of the movable plate is mounted on the adjusting screw rod in a threaded connection mode, and the lower end of the movable plate is matched with the side wall of the rectangular cut hole of the base in a sliding mode; the upper end of the movable plate penetrates through the rectangular cut hole of the base and is positioned at the upper end of the base; the side wall of the movable plate is provided with an edge grinding roller through a bearing; through adjusting motor work drive accommodate the lead screw and rotate to make the fly leaf of upper end move suitable position, keep edging roller and circuit board's outer wall to laminate stably, thereby its unevenness's in-process outer wall and edging roller of circuit board pivoted are polished the cooperation, further structure of moulding the circuit board.
The detection unit comprises a movable rod sleeve, an adjusting nut, a fixing ring, a clamping and connecting plate, a distance meter, a fixing column, a limiting plate, an arc-shaped sleeve, a supporting spring, a tension rope, an adjusting cylinder and a guide roller; the movable rod sleeve is arranged on the L-shaped plate in a sliding fit mode, the outer wall of the movable rod sleeve positioned on the right side of the L-shaped plate is provided with an adjusting nut in a threaded connection mode, the interior of the movable rod sleeve is of a through hole type structure, and the outer wall of the right end of the movable rod sleeve is provided with a guide roller; the left end of the movable rod sleeve is provided with a fixing ring in a threaded connection mode, the side wall of the fixing ring is provided with clamping and connecting plates in an up-and-down symmetrical mode, and the outer wall of the left end of each clamping and connecting plate is provided with a distance meter; the limiting plates are symmetrically arranged on the fixing ring, the left ends of the limiting plates are connected with fixing columns in a sliding fit mode, supporting springs are arranged inside the limiting plates, the tension ropes penetrate through holes in the movable rod sleeves, one ends of the tension ropes are connected to the fixing columns, the other ends of the tension ropes penetrate through the guide idler wheels and are connected to the adjusting cylinders, and the adjusting cylinders are arranged on the right side walls of the L-shaped plates; the left end of the fixed column is provided with an arc-shaped sleeve; the inner wall of the arc-shaped sleeve is attached to the outer wall of the circuit board by screwing the adjusting nut, and the distance meter is opened to enable the indication value on the distance meter to be zero; rotate its unevenness's outer wall and arc through the circuit board and overlap the cooperation, and then change the distance between distancer and the arc cover, further show through the distancer, improved the detection efficiency to the circuit board, guaranteed the detection effect to the circuit board.
Preferably; the lower fixing unit comprises an execution cylinder, a mounting plate, a direction adjusting motor, a fixing plate, a rubber sucker and an air pump; the device comprises a supporting and polishing unit, actuating cylinders, a motor seat, a fixing plate, rectangular grooves, rubber suckers, air guide holes and an air pump, wherein the actuating cylinders are symmetrically arranged on the supporting and polishing unit, the top ends of the actuating cylinders are provided with mounting plates, the direction-adjusting motor is arranged on the mounting plates through the motor seat, the output shaft of the direction-adjusting motor is provided with the fixing plate through a flange, the outer wall of the upper end of the fixing plate is uniformly provided with the rectangular grooves, the rubber suckers are uniformly arranged at the upper end of the fixing plate, the; placing the lower end of a circuit board to be detected at a proper position of the upper end of the fixing plate, and adsorbing and fixing the outer wall of the lower end of the circuit board through a rubber sucker by the operation of an air pump; thereby maintaining the stability of the circuit board; and the circuit board at the upper end is driven to rotate in the circumferential direction by adjusting the direction of the motor, so that the detection effect of the circuit board is effectively ensured.
Preferably; the upper fixing unit comprises a telescopic cylinder, a guide rod, a limiting column, an adjusting spring, a limiting claw and an upper cover plate; the lower end of the telescopic cylinder is provided with a guide rod, and the outer wall of the guide rod is symmetrically provided with sliding grooves; the limiting column is arranged in a sliding groove of the guide rod, an adjusting spring is sleeved on the outer wall of the limiting column, an upper cover plate is arranged at the lower end of the guide rod, rectangular anti-skidding grooves are uniformly formed in the outer wall of the lower end of the upper cover plate, the limiting claw is arranged on the limiting column in a sliding fit mode, and balls are arranged at the lower end of the limiting claw in a movable connection mode; the telescopic cylinder works to drive the limiting claw and the upper cover plate to descend, so that the lower end face of the upper cover plate is in contact fixation with the upper end face of the circuit board, and the limiting claw is used for limiting; thereby effectively ensuring the stability of the circuit board.
Preferably; the inner wall of the arc-shaped sleeve is uniformly provided with rollers through a bearing; the upper inner wall and the lower inner wall of the arc-shaped sleeve are uniformly provided with balls in a movable connection mode; the inner wall of the arc-shaped sleeve is uniformly provided with the rollers through the bearing, so that the arc-shaped sleeve is promoted to be matched with the side wall of the circuit board, and the arc degree detection effect of the arc-shaped sleeve on the circuit board is improved; and evenly be provided with the ball with the upper and lower inner wall of arc cover through the swing joint mode and promoted the movable effect between circuit board and the arc cover, and then effectively guaranteed its detection effect to the circuit board.
Preferably; fine frosted stones are uniformly arranged on the outer wall of the edge grinding roller; the outer wall that will grind the limit roller evenly is provided with slight dull polish stone and has promoted its effect of polishing to circuit board edge outer wall.
Firstly, the inner wall of the arc-shaped sleeve is attached to the outer wall of the circuit board by screwing the adjusting nut, and the distance meter is opened to enable the indication value on the distance meter to be zero; the circuit board rotates to enable the uneven outer wall of the circuit board to be matched with the arc-shaped sleeve, so that the distance between the distance measuring instrument and the arc-shaped sleeve is changed, and the distance measuring instrument displays the distance, so that the detection efficiency of the circuit board is improved, and the detection effect of the circuit board is ensured;
the adjusting screw rod is driven to rotate through the work of the adjusting motor, so that the movable plate at the upper end moves to a proper position, the edge grinding roller is kept to be stably attached to the outer wall of the circuit board, the uneven outer wall of the circuit board is matched with the edge grinding roller in a grinding mode in the rotating process of the circuit board, and the structure of the circuit board is further molded;
the telescopic cylinder works to drive the limiting claw and the upper cover plate to descend, so that the lower end face of the upper cover plate is in contact fixation with the upper end face of the circuit board, and the limiting claw is used for limiting; thereby effectively ensuring the stability of the circuit board.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a front view in section view of the present invention;
FIG. 2 is an enlarged view of a portion of the invention at A in FIG. 1;
fig. 3 is a partial enlarged view of the present invention at B in fig. 1.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.
The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.
As shown in fig. 1 to 3, a printed circuit board detection system for electronic equipment comprises a supporting and grinding unit 1, an L-shaped plate 2, a detection unit 3, a lower fixing unit 4 and an upper fixing unit 5; a lower fixing unit 4 is arranged in the middle of the upper end of the supporting and polishing unit 1, an L-shaped plate 2 is arranged at the right side of the upper end of the supporting and polishing unit 1, the detection unit 3 is arranged on the L-shaped plate 2 in a sliding fit manner, and an upper fixing unit 5 is arranged on the inner wall of the upper end of the L-shaped plate 2; wherein:
the supporting grinding unit 1 comprises a base 11, an adjusting motor 12, an adjusting screw rod 13, a movable plate 14 and an edging roller 15; the middle part of the lower end of the base 11 is provided with a cavity structure; an annular groove is formed in the outer wall of the bottom end of the base 11, and a rectangular cut hole is formed in the left side position of the top end of the base 11 and communicated with the cavity structure of the base 11; the adjusting motor 12 is installed on the inner wall of the right side of the cavity of the base 11 through a motor base, an output shaft of the adjusting motor 12 is connected with a right end shaft head of the adjusting screw rod 13 through a coupler, and a left end shaft head of the adjusting screw rod 13 is installed on the inner wall of the left side of the cavity of the base 11 through a bearing; the lower end of the movable plate 14 is mounted on the adjusting screw rod 13 in a threaded connection mode, and the lower end of the movable plate 14 is matched with the side wall of the rectangular cut hole of the base 11 in a sliding mode; the upper end of the movable plate 14 passes through the rectangular cut hole of the base 11 and is positioned at the upper end of the base 11; the side wall of the movable plate 14 is provided with an edge grinding roller 15 through a bearing; fine frosted stones are uniformly arranged on the outer wall of the edge grinding roller 15; fine frosts are uniformly arranged on the outer wall of the edge grinding roller 15, so that the grinding effect of the edge grinding roller on the outer wall of the edge of the circuit board is promoted; through the work of accommodate motor 12 drive accommodate the lead screw 13 and rotate to make the fly leaf 14 of upper end move suitable position, keep edging roller 15 and the outer wall of circuit board to laminate stably, thereby its unevenness's outer wall and edging roller 15 cooperation of polishing of circuit board pivoted in-process, further mould the structure of circuit board.
The detection unit 3 comprises a movable rod sleeve 31, an adjusting nut 32, a fixing ring 33, a clamping and connecting plate 34, a distance measuring instrument 35, a fixing column 36, a limiting plate 37, an arc-shaped sleeve 38, a supporting spring 39, a tension rope 310, an adjusting cylinder 311 and a guide roller 312; the movable rod sleeve 31 is arranged on the L-shaped plate 2 in a sliding fit mode, the outer wall of the movable rod sleeve 31 positioned on the right side of the L-shaped plate 2 is provided with an adjusting nut 32 in a threaded connection mode, the inner part of the movable rod sleeve 31 is of a through hole type structure, and the outer wall of the right end of the movable rod sleeve 31 is provided with a guide roller 312; a fixing ring 33 is arranged at the left end of the movable rod sleeve 31 in a threaded connection mode, clamping plates 34 are symmetrically arranged on the upper and lower sides of the side wall of the fixing ring 33, and a distance meter 35 is arranged on the outer wall of the left end of each clamping plate 34; the limiting plates 37 are symmetrically arranged on the fixing ring 33, the left ends of the limiting plates 37 are connected with fixing columns 36 in a sliding fit mode, supporting springs 39 are arranged inside the limiting plates 37, the tension ropes 310 penetrate through one ends of through holes inside the movable rod sleeves 31 and are connected to the fixing columns 36, the other ends of the tension ropes 310 penetrate through guide rollers 312 and are connected to adjusting cylinders 311, and the adjusting cylinders 311 are arranged on the right side wall of the L-shaped plate 2; the left end of the fixed column 36 is provided with an arc-shaped sleeve 38, and the inner wall of the arc-shaped sleeve 38 is uniformly provided with rollers through a bearing; the upper inner wall and the lower inner wall of the arc-shaped sleeve 38 are uniformly provided with balls in a movable connection mode; the inner wall of the arc-shaped sleeve 38 is uniformly provided with the rollers through the bearing, so that the arc-shaped sleeve is promoted to be matched with the side wall of the circuit board, and the arc degree detection effect of the arc-shaped sleeve on the circuit board is improved; the upper inner wall and the lower inner wall of the arc-shaped sleeve 38 are uniformly provided with the balls in a movable connection mode, so that the moving effect between the circuit board and the arc-shaped sleeve 38 is promoted, and the detection effect of the circuit board on the circuit board is further effectively guaranteed; screwing the adjusting nut 32 to enable the inner wall of the arc-shaped sleeve 38 and the outer wall of the circuit board to be mutually attached, and opening the distance measuring instrument 35 to enable the indication value on the distance measuring instrument 35 to be zero; rotate its unevenness's outer wall and arc cover 38 cooperation through the circuit board, and then change the distance between distancer 35 and the arc cover 38, further show through the distancer, improved the detection efficiency to the circuit board, guaranteed the detection effect to the circuit board.
The lower fixing unit 4 comprises an execution cylinder 41, a mounting plate 42, a direction adjusting motor 43, a fixing plate 44, a rubber suction cup 45 and an air pump 46; the device comprises a supporting and polishing unit 1, actuating cylinders 41, a motor seat, a direction adjusting motor 43, a fixing plate 44, rectangular grooves, rubber suckers 45, air vents and an air pump 46, wherein the actuating cylinders 41 are symmetrically arranged on the supporting and polishing unit 1, the top ends of the actuating cylinders 41 are provided with the mounting plate 42, the direction adjusting motor 43 is arranged on the mounting plate 42 through the motor seat, the output shaft of the direction adjusting motor 43 is provided with the fixing plate 44 through a flange, the outer wall of the upper end of the fixing plate 44 is uniformly provided with the rectangular grooves, the upper ends of the fixing plate 44 are uniformly provided with the; placing the lower end of the circuit board to be detected at a proper position of the upper end of the fixing plate 44, and adsorbing and fixing the outer wall of the lower end of the circuit board through the rubber sucker 45 by the operation of the air pump 46; thereby maintaining the stability of the circuit board; and the circuit board at the upper end is driven to rotate in the circumferential direction by adjusting the working direction of the motor 43, so that the detection effect of the circuit board is effectively ensured.
The upper fixing unit 5 comprises a telescopic cylinder 51, a guide rod 52, a limiting column 53, an adjusting spring 54, a limiting claw 55 and an upper cover plate 56; the lower end of the telescopic cylinder 51 is provided with a guide rod 52, and the outer wall of the guide rod 52 is symmetrically provided with sliding grooves; the limiting column 53 is arranged in a sliding groove of the guide rod 52, an adjusting spring 54 is sleeved on the outer wall of the limiting column 53, an upper cover plate 56 is arranged at the lower end of the guide rod 52, rectangular anti-skidding grooves are uniformly formed in the outer wall of the lower end of the upper cover plate 56, the limiting claw 55 is arranged on the limiting column 53 in a sliding fit mode, and balls are arranged at the lower end of the limiting claw 55 in a movable connection mode; the telescopic cylinder 51 works to drive the limiting claw 55 and the upper cover plate 56 to descend, so that the lower end face of the upper cover plate 56 is in contact fixation with the upper end face of the circuit board, and the limiting claw 55 is used for limiting; thereby effectively ensuring the stability of the circuit board.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A printed circuit board detection system of electronic equipment comprises a supporting and polishing unit (1), an L-shaped plate (2), a detection unit (3), a lower fixing unit (4) and an upper fixing unit (5); the method is characterized in that: a lower fixing unit (4) is arranged in the middle of the upper end of the supporting and polishing unit (1), an L-shaped plate (2) is arranged at the right side of the upper end of the supporting and polishing unit (1), the detection unit (3) is arranged on the L-shaped plate (2) in a sliding fit mode, and an upper fixing unit (5) is arranged on the inner wall of the upper end of the L-shaped plate (2); wherein:
the supporting and polishing unit (1) comprises a base (11), an adjusting motor (12), an adjusting screw rod (13), a movable plate (14) and an edging roller (15); the middle part of the lower end of the base (11) is provided with a cavity structure; an annular groove is formed in the outer wall of the bottom end of the base (11), and a rectangular cut hole is formed in the left side position of the top end of the base (11) and communicated with the cavity structure of the base (11); the adjusting motor (12) is installed on the inner wall of the right side of the cavity of the base (11) through a motor base, an output shaft of the adjusting motor (12) is connected with a shaft head of the right end of the adjusting screw rod (13) through a coupler, and the shaft head of the left end of the adjusting screw rod (13) is installed on the inner wall of the left side of the cavity of the base (11) through a bearing; the lower end of the movable plate (14) is installed on the adjusting screw rod (13) in a threaded connection mode, and the lower end of the movable plate (14) is matched with the side wall of the rectangular cut hole of the base (11) in a sliding mode; the upper end of the movable plate (14) passes through the rectangular cut hole of the base (11) and is positioned at the upper end of the base (11); the side wall of the movable plate (14) is provided with an edge grinding roller (15) through a bearing;
the detection unit (3) comprises a movable rod sleeve (31), an adjusting nut (32), a fixing ring (33), a clamping plate (34), a distance meter (35), a fixing column (36), a limiting plate (37), an arc sleeve (38), a supporting spring (39), a tension rope (310), an adjusting cylinder (311) and a guide roller (312); the movable rod sleeve (31) is arranged on the L-shaped plate (2) in a sliding fit mode, an adjusting nut (32) is installed on the outer wall of the movable rod sleeve (31) on the right side of the L-shaped plate (2) in a threaded connection mode, the inner portion of the movable rod sleeve (31) is of a through hole type structure, and a guide roller (312) is arranged on the outer wall of the right end of the movable rod sleeve (31); a fixing ring (33) is arranged at the left end of the movable rod sleeve (31) in a threaded connection mode, clamping plates (34) are symmetrically arranged on the upper portion and the lower portion of the side wall of the fixing ring (33), and a distance meter (35) is arranged on the outer wall of the left end of each clamping plate (34); the limiting plates (37) are symmetrically arranged on the fixing ring (33), the left ends of the limiting plates (37) are connected with fixing columns (36) in a sliding fit mode, supporting springs (39) are arranged inside the limiting plates (37), the tension ropes (310) penetrate through holes inside the movable rod sleeves (31), one ends of the tension ropes are connected to the fixing columns (36), the other ends of the tension ropes (310) penetrate through guide rollers (312) to be connected to adjusting cylinders (311), and the adjusting cylinders (311) are installed on the right side wall of the L-shaped plate (2); the left end of the fixed column (36) is provided with an arc-shaped sleeve (38).
2. The electronic device printed circuit board inspection system of claim 1, wherein: the lower fixing unit (4) comprises an execution cylinder (41), a mounting plate (42), a direction adjusting motor (43), a fixing plate (44), a rubber sucker (45) and an air pump (46); execution cylinder (41) symmetry set up on supporting unit (1) of polishing, mounting panel (42) are installed on the top of execution cylinder (41), lie in mounting panel (42) and install through the motor cabinet and transfer to motor (43), transfer to the output shaft of motor (43) and install fixed plate (44) through the flange, the upper end outer wall of fixed plate (44) evenly is provided with the rectangular channel, and the upper end that lies in fixed plate (44) evenly is provided with rubber suction cup (45), and lies in fixed plate (44) inside air guide hole that sets up and communicate each other rubber suction cup (45), lies in inside air guide hole that is provided with air pump (46) of fixed plate (44).
3. The electronic device printed circuit board inspection system of claim 1, wherein: the upper fixing unit (5) comprises a telescopic cylinder (51), a guide rod (52), a limiting column (53), an adjusting spring (54), a limiting claw (55) and an upper cover plate (56); the lower end of the telescopic cylinder (51) is provided with a guide rod (52), and the outer wall of the guide rod (52) is symmetrically provided with sliding grooves; spacing post (53) set up in the sliding tray of guide bar (52), and the outer wall cover of spacing post (53) is equipped with adjusting spring (54), guide bar (52) lower extreme install upper cover plate (56), upper cover plate (56) lower extreme outer wall evenly be provided with rectangle antiskid groove, spacing claw (55) set up on spacing post (53) through sliding fit, and the lower extreme of spacing claw (55) is provided with the ball through the swing joint mode.
4. The electronic device printed circuit board inspection system of claim 1, wherein: the inner wall of the arc-shaped sleeve (38) is uniformly provided with rollers through bearings; and the upper and lower inner walls of the arc-shaped sleeve (38) are uniformly provided with balls in a movable connection mode.
5. The electronic device printed circuit board inspection system of claim 2, wherein: the outer wall of the edge grinding roller (15) is uniformly provided with fine sand grinding stones.
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| CN112222965B (en) | 2021-10-08 |
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Denomination of invention: A printed circuit board detection system for electronic devices Granted publication date: 20211008 Pledgee: Yancheng SME Financing Guarantee Co.,Ltd. Pledgor: JIANGSU HI-PRINT ELECTROMECHANICAL SCIENCE & TECHNOLOGY CO.,LTD. Registration number: Y2024980012662 |