CN203858207U - Circuit board inspection equipment and distance regulating mechanism thereof - Google Patents
Circuit board inspection equipment and distance regulating mechanism thereof Download PDFInfo
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- CN203858207U CN203858207U CN201420205001.5U CN201420205001U CN203858207U CN 203858207 U CN203858207 U CN 203858207U CN 201420205001 U CN201420205001 U CN 201420205001U CN 203858207 U CN203858207 U CN 203858207U
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Abstract
The utility model is applicable to the technical field of circuit board detection equipment, provides a distance regulating mechanism, and aims at solving the problem that the circuit board inspection equipment in the prior art cannot regulate the distance between an optical imaging system and a circuit board according to the different thicknesses of the circuit boards. The distance regulating mechanism is applied into the circuit board inspection equipment. The circuit board inspection equipment comprises a main body framework and an optical imaging system, wherein the main body framework is provided with a mobile space, and the optical imaging system consists of a photographic device and a fixed plate. The distance regulating mechanism consists of a supporting piece and a regulating assembly, wherein the supporting piece is arranged oppositely to the fixed plate, and the regulating assembly is fixedly arranged on the main body framework and drives the supporting piece to move. According to different thicknesses of the circuit boards, the supporting piece is driven by the regulating assembly to move, and the fixed plate and the photographic device are driven by the supporting piece to move relatively to the circuit boards, so as to regulate the distance between the optical imaging system and the circuit boards, so that the focal length of the optical imaging system is regulated to the best state so as to improve the imaging quality.
Description
Technical field
The utility model belongs to circuit board detecting equipment technical field, the circuit board detecting equipment that relates in particular to a kind of distance adjusting mechanism and have this distance adjusting mechanism.
Background technology
Along with the development of technology, on printed circuit board (PCB), electronic devices and components size is more and more less, by traditional artificial visual, detects and can not meet the requirement of batch production, and therefore, the wiring board checkout equipment that printed circuit board (PCB) is carried out to robotization detection arises at the historic moment.
As shown in Figure 1, traditional wiring board checkout equipment is by being arranged on optical imaging system A crossbeam D upper (being called X-axis), optical imaging system A can be moved left and right on crossbeam D, and illuminator B is fixed on to vacuum absorbing platform E top, also can be connected in X-axis, with optical imaging system, A moves left and right, and circuit board C is placed on vacuum absorbing platform E.Vacuum absorbing platform E can move forward and backward, and circuit board C is steadily passed through under the visual field of optical imaging system A.By moving left and right of optical imaging system A and moving forward and backward of vacuum absorbing platform E, complete optical imaging system A to circuit board C all images collecting work.Then, the view data that optical imaging system A collects can send on computer, by computer, carrys out further analyzing and processing.The i.e. motion by optical imaging system A and vacuum absorbing platform E realizes the image acquisition to circuit board C, its outstanding shortcoming is: the to-and-fro movement of optical imaging system A and vacuum absorbing platform E, make kinetic control system complicated, failure rate is high, circuit board for different-thickness, and due to the focal length problem of optical imaging system, when circuit board is carried out to image acquisition, and cannot regulate distance between optical imaging system A and circuit board C to obtain image information.
Utility model content
The purpose of this utility model is to provide a kind of distance adjusting mechanism, is intended to solve circuit board detecting equipment in prior art and cannot regulates according to the different-thickness of circuit board the problem of distance between optical imaging system and circuit board.
The utility model is achieved in that a kind of distance adjusting mechanism, is applied in circuit board detecting equipment the optical imaging system that described circuit board detecting equipment comprises main body frame and is arranged at the interior information with collecting circuit board of described main body frame; Described main body frame is provided with mobile space, and described optical imaging system comprises with the vertically disposed camera head of described circuit board and be arranged at the fixed head for fixedly mounting described camera head and can moving in described main body frame in described mobile space; Described distance adjusting mechanism comprises with described fixed head to be faced mutually the supporting member arranging and is fixedly installed on described main body frame and drives described supporting member to move to regulate the adjusting part of distance between described optical imaging system and described circuit board.
Further, described supporting member comprise be fixedly connected with described fixed head support piece and along described in support the adjusting screw(rod) that piece extends towards described adjusting part one side, described in described adjusting screw(rod) is positioned at, support the center of piece, described adjusting part regulate described adjusting screw(rod) relative to described main body frame move and drive described in support piece described mobile space relative to described fixed head and move around.
Further, described adjusting part comprises the worm and gear group that drives described adjusting screw(rod) to move relative to described main body frame, and described worm and gear group comprises the turbine, the worm screw that drives described turbine rotation that are rotationally connected with described adjusting screw(rod), fixedly mounts the holder of described turbine and described worm screw and the driving shaft being fixedly connected with described worm screw.
Further, described adjusting screw(rod) comprises establishes threaded spiro rod section, and described turbine is provided with the turbine bore coordinating with described spiro rod section, and the inwall of described turbine bore is provided with the threaded portion with the threaded engagement of described spiro rod section.
Further, described adjusting part also comprises the drive motor that is connected in described driving shaft one end and drives described drive shaft turns or rotates handwheel.
Further, described driving shaft be connected between a pair of described worm screw and drive two simultaneously described in worm screw rotate.
Further, described adjusting part also comprises the sliding seat being fixedly installed on described main body frame, and the described sliding seat of gig is supported between piece and described worm and gear group and is provided with the sliding eye passing for described adjusting screw(rod) in described.
Further, described supporting member also comprises the reference column that is positioned at described adjusting screw(rod) both sides, and described sliding seat is provided with and is positioned at the pilot hole of described sliding eye both sides to coordinate with described reference column.
Further, described adjusting part also comprises the mount pad being fixedly installed on described main body frame and relative to described mount pad, rotates the setting nut that drives described adjusting screw(rod) to move relative to described main body frame, and described setting nut is threaded with described adjusting screw(rod).
The utility model also provides a kind of circuit board detecting equipment, the optical imaging system that comprises main body frame and be arranged at the interior information with collecting circuit board of described main body frame; Described main body frame is provided with mobile space, described optical imaging system comprises with the vertically disposed camera head of circuit board and be arranged in described main body frame the fixed head for fixedly mounting described camera head and can moving in described mobile space, and the quantity of described camera head is at least one; Described circuit board detecting equipment also comprises above-mentioned distance adjusting mechanism.
The utility model with respect to the technique effect of prior art is: different according to the thickness of circuit board, it is mobile so that described camera head moves with described supporting member by supporting member is fixedly connected with described fixed head, and utilize adjusting part to regulate the distance between described optical imaging system and described circuit board, avoid adopting complicated control system to regulate the position between described circuit board and optical imaging system, make the focal length of optical imaging system be adjusted to optimum condition, to improve image quality.
Accompanying drawing explanation
Fig. 1 is the stereographic map of the wiring board checkout equipment that provides of prior art.
Fig. 2 is the stereographic map of the circuit board detecting equipment that provides of the utility model embodiment.
Fig. 3 is the side view of circuit board detecting equipment in Fig. 2, with the rotation handwheel of range of a signal governor motion and being connected of driving shaft.
Fig. 4 is the stereographic map of a kind of distance adjusting mechanism in Fig. 1.
Fig. 5 is the exploded view of Fig. 4 middle distance governor motion.
Fig. 6 is the stereographic map of another kind of distance adjusting mechanism in Fig. 1.
Fig. 7 is the side view of circuit board detecting equipment in Fig. 2, with the drive motor of range of a signal governor motion and being connected of driving shaft.
Fig. 8 is the side view of circuit board detecting equipment in Fig. 2, to show another kind of distance adjusting mechanism.
Fig. 9 is the installation diagram of the position adjustments assembly in the circuit board detecting equipment that provides of the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Please refer to Fig. 2 and Fig. 3, the distance adjusting mechanism 3 that the utility model embodiment provides is applied in circuit board detecting equipment, the optical imaging system 2 that described circuit board detecting equipment comprises main body frame 1 and is arranged at the interior information with collecting circuit board 100 of described main body frame 1, described main body frame 1 is provided with mobile space 10, and described optical imaging system 2 comprises with the vertically disposed camera head 20 of described circuit board 100 and is arranged in described main body frame 1 for fixedly mounting described camera head 20 can be at the fixed head 21 of described mobile space 10 interior movements; Described distance adjusting mechanism 3 comprises with described fixed head 21 to be faced mutually the supporting member 30 arranging and is fixedly installed on described main body frame 1 and drives described supporting member 30 to move to regulate the adjusting part 31 of distance between described optical imaging system 2 and described circuit board 100.Utilize camera head 20 to gather the image information of described circuit board 100, so that described circuit board 100 is detected, this Detection of content comprises outward appearance breakage, short circuit, open circuit, live width, line-spacing, breach to circuit board 100, hole is inclined to one side and residual copper etc.Different according to the thickness of circuit board 100, it is mobile so that described camera head 20 moves with described supporting member 30 by supporting member 30 is fixedly connected with described fixed head 21, and the distance of utilizing adjusting part 31 to regulate between described optical imaging system 2 and described circuit board 100, avoid adopting complicated control system to regulate the position between described circuit board 100 and optical imaging system 2, make the focal length of optical imaging system 2 be adjusted to optimum condition, to improve image quality.
In this embodiment, described circuit board 100 can horizontal positioned, described optical imaging system 2 is arranged at described circuit board 100 tops, the distance of described optical imaging system 2 and described circuit board 100 be camera head 20 to the vertical range between circuit board 100, by this arrangement, can detect the circuit board 100 of horizontal positioned.Certainly, described circuit board 100 can vertically be placed, described optical imaging system 2 is over against the test surfaces of described circuit board 100 and perpendicular to this test surfaces, now, distance between described optical imaging system 2 and described circuit board 100 is the horizontal range between camera head 20 and the test surfaces of circuit board 100, by this arrangement, can detect the circuit board 100 of vertical placement.In other embodiments, described circuit board 100 can slant setting, form an angle with surface level shape, optical imaging system 2 is vertical with circuit board 100, now, the distance between described optical imaging system 2 and described circuit board 100 is described camera head 20 and its distance between projection on described circuit board 100.
Please refer to Fig. 2 and Fig. 3, in this embodiment, described mobile space 10 can be to be arranged at the sliding eye on described main body frame 1 or to be formed at the sliding tray (not shown) on described main body frame 1.When this mobile space 10 is sliding eye, on described main body frame 1, be formed with the first accommodating cavity 12 of accommodating described optical imaging system 2 and the second accommodating cavity 13 of accommodating described distance adjusting mechanism 3, between described the first accommodating cavity 12 and described the second accommodating cavity 13, be provided with stationary barrier 14, and described sliding eye is arranged at this stationary barrier 14, described fixed head 21 comprises for the fixed part 210 of fixing camera head 20 and is connected with described fixed part 210 and passes the connecting portion 212 that described sliding eye is positioned at described the second accommodating cavity 13, described connecting portion 212 coordinates to drive described fixed head 21 and described camera head 20 to move in described sliding eye with described supporting member 30, thereby play the object that regulates distance between described camera head 20 and described circuit board 100.When described mobile space 10 is sliding tray, described optical imaging system 2 and described distance adjusting mechanism 3 are placed in the first accommodating cavity 12 of described main body frame 1 formation jointly, and described distance adjusting mechanism 3 is positioned at the side of described camera head 20, at least one end by fixed head 21 is placed in described sliding tray, and hold described fixed head 21 near a side of described sliding tray by supporting member 30, drive described fixed head 21 and described camera head 20 to move along described sliding tray, play equally the object that regulates distance between described camera head 20 and described circuit board 100.
Please refer to Fig. 3, in this embodiment, the quantity of described camera head 20 is at least one.When the quantity of described camera head 20 is two or more, described camera head 20 is equidistantly fixedly installed on described fixed head 21, and described camera head 20 is arranged along the Width of described circuit board 100, and the Width of described circuit board 100 is vertical with the working direction of described circuit board 100.The concrete quantity of described camera head 20 can pickup area according to the width of described circuit board 100 and each camera head 20 diameter and determine, for example, when the area of circuit board 100 hour, be less than or equal to the diameter that single camera head 20 can pickup area, can only fixedly mount a camera head 20 on fixed head 21 so that described circuit board 100 is detected; When the area of circuit board 100 is greater than the diameter that single camera head 20 can pickup area, two or more camera head 20 need to be set, specifically depending on actual demand.By being set, at least one camera head 20 covers the region of described circuit board 100 Widths, and without by moving left and right camera head 20, the Width of circuit board 100 being carried out to image acquisition, thereby do not need to design complicated kinetic control system, it is simple in structure, and is conducive to reduce failure rate.
Please refer to Fig. 3 to Fig. 5, further, described supporting member 30 comprise be fixedly connected with described fixed head 21 support piece 301 and along described in support the adjusting screw(rod) 302 that piece 301 extends towards described adjusting part 31 1 sides, described in described adjusting screw(rod) 302 is positioned at, support the center of piece 301, described adjusting part 31 regulate described adjusting screw(rod) 302 relative to described main body frame 1 move and drive described in support piece 301 described mobile space 10 relative to described fixed head 21 and move around.Understandably, mode with bolts by described fixed head 21 with described in support piece 301 and be fixed together, so that described optical imaging system 2 moves with the movement of supporting piece 301, and utilize adjusting part 31 to coordinate and drive described adjusting screw(rod) 302 to move relative to described main body frame 1 with adjusting screw(rod) 302, thereby drive optical imaging system 2 in the interior movement of described mobile space 10, and then regulate the distance between camera head 20 and circuit board 100, to improve the image quality of camera head 20.In addition, only need, by regulating adjusting part 31 can realize the adjusting to distance between the relative circuit board 100 of camera head 20, to avoid adopting complicated control system to regulate the position between described circuit board 100 and optical imaging system 2.
Please refer to Fig. 2 to Fig. 5, in this embodiment, described adjusting part 31 comprises the worm and gear group 32 that drives described adjusting screw(rod) 302 to move relative to described main body frame 1, and described worm and gear group 32 comprises the worm gear 320 that is rotationally connected with described adjusting screw(rod) 302, drive worm screw 321 that described worm gear 320 rotates, fixedly mount the holder 322 of described worm gear 320 and described worm screw 321 and the driving shaft 323 being fixedly connected with described worm screw 321.Understandably, described holder 322 is fixedly installed on main body frame 1, and preferably, described main body frame 1 is provided with first loading plate 15 parallel with described fixed head 21, described holder 322 is fixedly installed on described the first loading plate 15, and the mode that can be bolted realizes.Axially being parallel to each other of the axial and described camera head 20 of the axial and described adjusting screw(rod) 302 of described worm gear 320, described worm screw 321 axially and described driving shaft 323 axially identical, and axially mutually vertical with described worm gear 320, and be parallel to each other with the working direction of described circuit board 100.Driving shaft 323 drives described worm screw 321 to rotate while rotating, by described worm gear 320 and worm screw 321, coordinate to drive described worm gear 320 to rotate, and then drive adjusting screw(rod) 302 to move vertically with respect to described worm gear 320, thereby make to support piece 301, drive fixed head 21 and camera head 20 to move a certain distance with respect to circuit board 100, this distance can regulate according to actual needs.Utilize worm and gear group 32 to regulate described adjusting screw(rod) 302 to move with respect to the first loading plate 15, and then regulate the distance between camera head 20 and circuit board 100, simple in structure, easy to use.
Please refer to Fig. 3 and Fig. 5, in this embodiment, described adjusting screw(rod) 302 comprises establishes threaded spiro rod section 3020, described worm gear 320 is provided with the worm wheel aperture 3200 coordinating with described spiro rod section 3020, and the inwall of described worm wheel aperture 3200 is provided with the threaded portion (not indicating) with the threaded engagement of described spiro rod section 3020.Utilize the thread connecting mode of adjusting screw(rod) 302 and worm wheel aperture 3200, when described worm gear 320 rotates, the spiro rod section 3020 of described adjusting screw(rod) 302 is screwed in described worm wheel aperture 3200, so that the distance between described camera head 20 and described circuit board 100 is turned down; Also can make the spiro rod section 3020 of described adjusting screw(rod) 302 from the interior back-out of described worm wheel aperture 3200, to tune up the distance between described camera head 20 and described circuit board 100.By rotating and reverse rotation axis to regulate the size of distance between described camera head 20 and described circuit board 100.
Please refer to Fig. 3, Fig. 5 and Fig. 7, in this embodiment, described adjusting part 31 also comprises drive motor 33 or the rotation handwheel 34 that is connected in described driving shaft 323 one end and drives described driving shaft 323 to rotate.Understandably, utilize drive motor 33 to drive driving shaft 323 to rotate, to realize the automatic regulation function of this distance adjusting mechanism 3, particularly, circuit board 100 for different-thickness, focal length problem due to optical imaging system 2, when circuit board 100 is carried out to image acquisition, need to regulate the distance between optical imaging system 2 and circuit board 100, utilize drive motor 33 to drive described driving shaft 323 to rotate, driving shaft 323 drives worm screw 321 to rotate, worm screw 321 drives the worm gear 320 being fixed in the worm and gear group 32 on main body frame 1 to rotate, due to the worm wheel aperture of worm gear 320 with adjusting screw(rod) 302 for being threaded, worm gear 320 rotates and drives adjusting screw(rod) 302 to slide up and down along described worm wheel aperture, and utilize sliding up and down of adjusting screw(rod) 302 to drive the camera head 20 being installed on fixed head 21 to move around along mobile space 10, thereby regulate the distance between camera head 20 and circuit board 100, so that the focal length of described camera head 20 is suitable for the circuit board 100 of different-thickness.
Please refer to Fig. 3 and Fig. 9, in this embodiment, described circuit board detecting equipment also comprises being fixedly installed on described main body frame 1 to detect described circuit board 100 and is delivered to and carrys out plate inductive means 61 in described main body frame 1, be used to plate inductive means 61 sensing circuit plates 100 and whether be about to enter the information acquisition region of described camera head 20, when sensing when being about to circuit board 100 and passing through, this comes plate inductive means 61 that the plate information of coming sensing is sent to control center, control center enters duty to optical imaging system 2 with preparation to the plate information of coming receiving.Preferably, describedly come to be provided with position transducer etc. in plate inductive means 61.
Described circuit board detecting equipment also comprises the position adjustments assembly 6 that is arranged at described main body frame 1, and described position adjustments assembly 6 comprises the fixedly pinch roller 62 that is fixedly installed on described main body frame 1, and the adjusting parts 63 that are oppositely arranged of described fixedly pinch roller 62 and be fixed on described main body frame 1 the location sensitive part 64 with distance between camera head 20 shown in regulating and described circuit board 100; Described adjusting parts 63 comprise that the adjusting pinch roller 65 that is oppositely arranged with described fixedly pinch roller 62 and one end are fixed on described adjusting pinch roller 65 and the other end is slidably connected to the sliding axle 66 of described location sensitive part 64, and described adjusting pinch roller 65 forms with described fixedly pinch roller 62 passage passing through for described circuit board 100.Understandably, circuit board 100 for different-thickness, utilize position adjustments assembly 6 to regulate the distance between described camera head 20 and circuit board 100, particularly, when described circuit board 100 enters described adjusting pinch roller 65 and fixedly in the passage between pinch roller 62 time, regulate pinch roller 65 can be forced to the certain altitude that rises, this is highly the thickness of circuit board 100, regulate pinch roller 65 to drive sliding axle 66 slip certain distances, this distance is the thickness of circuit board 100, now, location sensitive part 64 senses the thickness size of circuit board 100.By 64 perception of location sensitive part, waited the thickness size of the circuit board 100 that passes through, this location sensitive part 64 is sent to control center by the thickness size of circuit board 100, control center processes the information of the circuit board 100 thickness sizes that receive, and send instruction to the drive motor 33 of adjusting part 31, described drive motor 33 drives driving shaft 323 to rotate according to the instruction receiving, to drive supporting member 30 to move relative to main body frame 1, and drive camera head 20 to move with respect to circuit board 100, to reach the best focus position of described camera head 20, improve image acquisition sharpness.
Please refer to Fig. 3, in the utility model embodiment, also can utilize and rotate the described drive motor 33 of handwheel 34 replacement, being about to rotate handwheel 34 is installed on driving shaft 323, by rotating described rotation handwheel 34, to realize manual adjustments distance adjusting mechanism 3, specific works process is similar to the mode that adopts drive motor 33 to drive, and does not repeat herein.
Please refer to Fig. 3, in this embodiment, described driving shaft 323 be connected between a pair of described worm screw 321 and drive two simultaneously described in worm screw 321 rotate.Preferably, the distance adjusting mechanism 3 of same structure has all been installed in the both sides of optical imaging system 2, and by a driving shaft 323, connect two worm screws 321 at two distance adjusting mechanisms 3 simultaneously, therefore, when driving described driving shaft 323 to rotate, drive the worm screw 321 of the worm and gear group 32 of both sides to rotate simultaneously, thereby the adjusting screw(rod) 302 of realizing both sides is done synchronizing moving, only need on the driving shaft 323 of a side, drive motor 33 be installed, can realize the synchronizing moving of both sides adjusting screw(rod) 302, to regulate the distance between camera head 20 and circuit board 100 simultaneously, this mode can make optical imaging system 2 move steadily with respect to circuit board 100, further improved the precision of distance adjustment, to improve image quality.Similarly, can utilize and drive handwheel to substitute drive motor 33 to realize manual adjustments.
Please refer to Fig. 2 and Fig. 5, in this embodiment, described adjusting part 31 also comprises the sliding seat 35 being fixedly installed on described main body frame 1, and described sliding seat 35 is supported between piece 301 and described worm and gear group 32 and is provided with the guide hole 350 passing for described adjusting screw(rod) 302 described.Described sliding seat 35 is fixedly installed on main body frame 1, and preferably, described main body frame 1 is provided with second loading plate 16 parallel with described fixed head 21, and described sliding seat 35 is fixedly installed on described the second loading plate 16, and the mode that can be bolted realizes.Utilize sliding seat 35 to locate this adjusting screw(rod) 302, prevent that described adjusting screw(rod) 302 from, relatively occurring skew in worm gear 320 rotation processes, further to improve the precision of distance adjustment, improving image quality.
Please refer to Fig. 5, in this embodiment, described supporting member 30 also comprises the reference column 303 that is positioned at described adjusting screw(rod) 302 both sides, and described sliding seat 35 is provided with and is positioned at the pilot hole 352 of described guide hole 350 both sides to coordinate with described reference column 303.By reference column 303 and pilot hole 352, cooperatively interact, to guarantee that adjusting screw(rod) 302 successfully moves in relative sliding hole, and do not occur deviation, improved better distance adjustment precision, improved image quality.
Please refer to Fig. 2, Fig. 3, Fig. 6 and Fig. 8, in this embodiment, described adjusting part 31 also comprises the mount pad 36 being fixedly installed on described main body frame 1 and relative to described mount pad 36, rotates the setting nut 37 that drives described adjusting screw(rod) 302 to move relative to described main body frame 1, and described setting nut 37 is threaded with described adjusting screw(rod) 302.Described setting nut 37 is limited on described mount pad 36, can only rotate relative to mount pad 36, and can not slide along adjusting screw(rod) 302.Described setting nut 37 passes described mount pad 36 and is threaded with described setting nut 37, by rotating described setting nut 37, to regulate described adjusting screw(rod) 302 to drive described camera head 20 to move relative to described circuit board 100, thereby regulate the distance between described camera head 20 and described circuit board 100, to improve image quality.Preferably, the distance adjusting mechanism 3 of same structure has all been installed in the both sides of optical imaging system 2, and has been rotated respectively each setting nut 37, to regulate the distance between optical imaging system 2 and described circuit board 100.
Please refer to Fig. 2 and Fig. 3, the optical imaging system 2 that the utility model embodiment also provides circuit board detecting equipment to comprise main body frame 1 and has been arranged at the interior information with collecting circuit board 100 of described main body frame 1, described main body frame 1 is provided with mobile space 10, described optical imaging system 2 comprises with the vertically disposed camera head 20 of circuit board 100 and is arranged in described main body frame 1 for fixedly mounting described camera head 20 can be at the fixed head 21 of described mobile space 10 interior movements, and the quantity of described camera head 20 is at least one; Described circuit board detecting equipment also comprises above-mentioned distance adjusting mechanism 3.The structure of the distance adjusting mechanism 3 in this embodiment is identical with effect with the structure of the distance adjusting mechanism 3 in the various embodiments described above, does not repeat herein.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a distance adjusting mechanism, be applied in circuit board detecting equipment, the optical imaging system that described circuit board detecting equipment comprises main body frame and is arranged at the interior information with collecting circuit board of described main body frame, it is characterized in that: described main body frame is provided with mobile space, described optical imaging system comprises with the vertically disposed camera head of described circuit board and be arranged at the fixed head for fixedly mounting described camera head and can moving in described main body frame in described mobile space; Described distance adjusting mechanism comprises with described fixed head to be faced mutually the supporting member arranging and is fixedly installed on described main body frame and drives described supporting member to move to regulate the adjusting part of distance between described optical imaging system and described circuit board.
2. distance adjusting mechanism as claimed in claim 1, it is characterized in that: described supporting member comprise be fixedly connected with described fixed head support piece and along described in support the adjusting screw(rod) that piece extends towards described adjusting part one side, described in described adjusting screw(rod) is positioned at, support the center of piece, described adjusting part regulate described adjusting screw(rod) relative to described main body frame move and drive described in support piece described mobile space relative to described fixed head and move around.
3. distance adjusting mechanism as claimed in claim 2, it is characterized in that: described adjusting part comprises the worm and gear group that drives described adjusting screw(rod) to move relative to described main body frame, described worm and gear group comprises the turbine, the worm screw that drives described turbine rotation that are rotationally connected with described adjusting screw(rod), fixedly mounts the holder of described turbine and described worm screw and the driving shaft being fixedly connected with described worm screw.
4. distance adjusting mechanism as claimed in claim 3, it is characterized in that: described adjusting screw(rod) comprises establishes threaded spiro rod section, described turbine is provided with the turbine bore coordinating with described spiro rod section, and the inwall of described turbine bore is provided with the threaded portion with the threaded engagement of described spiro rod section.
5. distance adjusting mechanism as claimed in claim 3, is characterized in that: described adjusting part also comprises the drive motor that is connected in described driving shaft one end and drives described drive shaft turns or rotates handwheel.
6. distance adjusting mechanism as claimed in claim 3, is characterized in that: described driving shaft be connected between a pair of described worm screw and drive two simultaneously described in worm screw rotate.
7. distance adjusting mechanism as claimed in claim 3, it is characterized in that: described adjusting part also comprises the sliding seat being fixedly installed on described main body frame, the described sliding seat of gig is supported between piece and described worm and gear group and is provided with the sliding eye passing for described adjusting screw(rod) in described.
8. distance adjusting mechanism as claimed in claim 7, is characterized in that: described supporting member also comprises the reference column that is positioned at described adjusting screw(rod) both sides, and described sliding seat is provided with and is positioned at the pilot hole of described sliding eye both sides to coordinate with described reference column.
9. distance adjusting mechanism as claimed in claim 2, it is characterized in that: described adjusting part also comprises the mount pad being fixedly installed on described main body frame and relative to described mount pad, rotate the setting nut that drives described adjusting screw(rod) to move relative to described main body frame, described setting nut is threaded with described adjusting screw(rod).
10. a circuit board detecting equipment, the optical imaging system that comprises main body frame and be arranged at the interior information with collecting circuit board of described main body frame, it is characterized in that: described main body frame is provided with mobile space, described optical imaging system comprises with the vertically disposed camera head of circuit board and be arranged in described main body frame the fixed head for fixedly mounting described camera head and can moving in described mobile space, and the quantity of described camera head is at least one; Described circuit board detecting equipment also comprises the distance adjusting mechanism as described in claim 1 to 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420205001.5U CN203858207U (en) | 2014-04-24 | 2014-04-24 | Circuit board inspection equipment and distance regulating mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420205001.5U CN203858207U (en) | 2014-04-24 | 2014-04-24 | Circuit board inspection equipment and distance regulating mechanism thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203858207U true CN203858207U (en) | 2014-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420205001.5U Withdrawn - After Issue CN203858207U (en) | 2014-04-24 | 2014-04-24 | Circuit board inspection equipment and distance regulating mechanism thereof |
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| CN (1) | CN203858207U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880465A (en) * | 2014-02-27 | 2015-09-02 | 宝山钢铁股份有限公司 | A surface quality on-line visual inspection method for variable-thickness plates |
| CN105021619A (en) * | 2014-04-24 | 2015-11-04 | 奥蒂玛光学科技（深圳）有限公司 | Detection equipment for circuit board and distance regulating mechanism for the detection equipment |
| CN107948630A (en) * | 2017-12-14 | 2018-04-20 | 康代影像科技(苏州)有限公司 | A kind of autocompensation installation and method of the optical system depth of field |
-
2014
- 2014-04-24 CN CN201420205001.5U patent/CN203858207U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880465A (en) * | 2014-02-27 | 2015-09-02 | 宝山钢铁股份有限公司 | A surface quality on-line visual inspection method for variable-thickness plates |
| CN104880465B (en) * | 2014-02-27 | 2017-10-31 | 宝山钢铁股份有限公司 | For the online visible detection method of Varying-thickness sheet material surface quality |
| CN105021619A (en) * | 2014-04-24 | 2015-11-04 | 奥蒂玛光学科技（深圳）有限公司 | Detection equipment for circuit board and distance regulating mechanism for the detection equipment |
| CN105021619B (en) * | 2014-04-24 | 2018-08-07 | 奥蒂玛光学科技（深圳）有限公司 | Circuit board detecting equipment and its distance adjusting mechanism |
| CN107948630A (en) * | 2017-12-14 | 2018-04-20 | 康代影像科技(苏州)有限公司 | A kind of autocompensation installation and method of the optical system depth of field |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141001 Effective date of abandoning: 20180807 |