CN105783721A - Device for detecting whether mounting holes of shelf beam are qualified by use of three channels - Google Patents
Device for detecting whether mounting holes of shelf beam are qualified by use of three channels Download PDFInfo
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- CN105783721A CN105783721A CN201610202907.5A CN201610202907A CN105783721A CN 105783721 A CN105783721 A CN 105783721A CN 201610202907 A CN201610202907 A CN 201610202907A CN 105783721 A CN105783721 A CN 105783721A
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- parallel light
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- conveyer belt
- reflecting mirror
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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
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
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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
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
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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
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
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- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a device for detecting whether the mounting holes of a shelf beam are qualified by use of three channels. The device comprises a base, a conveyor belt, a proximity switch, a stopper, a push cylinder, a measurement bracket, a camera holder, an image shooting module, a closed shell, and a compression cylinder. The image shooting module comprises parallel light sources, an industrial camera, a reflecting mirror group, and a half-transparent and half-reflecting mirror group. The reflecting mirror group and the half-transparent and half-reflecting mirror group concentrate parallel light emitted by the four parallel light sources of different colors and make the concentrated light shine on the same industrial camera, a shot image is analyzed by use of the three channels of the industrial camera, and then, whether the mounting holes are qualified is judged. If the shot image is a white circular spot and the aperture is the same as the circular spot of a standard component, that the mounting holes of a shelf beam to be detected are qualified is judged; and if the shot image has other colors, that the mounting holes of a shelf beam to be detected are unqualified is judged. Detection is convenient, judgment is quick, and the precision of detection is high.
Description
Technical field
The present invention relates to guard frame rail detection field, more specifically, particularly relate to a kind of device whether qualified for detecting guard frame rail.
Background technology
The big production of modernization promotes commercial production socialization, specialization, high mechanization and automatization, and it is timely, rapid, accurate that this just requires the supply of goods and materials to distribute, and also promotes storage technique to obtain rapid development simultaneously.Steel shelf, as a member in storage facilities, are modern logistics center, the requisite ingredient of home-delivery center.Shelf are warehouse modernizations and put forward high efficiency important tool, and shelf refer to the shelf depositing goods, and shelf are the safedeposits for depositing work piece.Such as, in general shop, goods is often displayed on shelf, in order to improve the display of goods, so that being contained in and unload goods, and employ components different in a large number, wherein, whether the length of guard frame rail qualified, directly affect shelf can normal mounting, affect shelf final mass.
Existing guard frame rail adopts sheet-metal member fast ram to make after cutting off substantially, guard frame rail is shaped as strip, its two ends have a pair installing hole, one side of strip upwards digs formation supporting surface, and the weight capacity of web beam, its supporting surface is again provided with some to installing hole.The length of guard frame rail is the very important index whether crossbeam guard frame rail is qualified, and when length is qualified, the position of installing hole also must be very accurate simultaneously.But guard frame rail needs, through punch forming, punching, three operations of cut-out, the length detection process of guard frame rail to be measured after all techniques complete in the process produced, its metering system is artificial sampling observation often；Owing to length detection is to carry out after all technique completes, therefore, a certain operation in production is once break down and not finding in time, can cause being that batch substandard product occurs, therefore arrange one on a production line for detecting guard frame rail length and the whether qualified device of position of mounting hole and seem particularly necessary.
The purpose of the present invention is and has the panel beating strip guard frame rail of a pair installing hole for a kind of two ends and carry out Automatic continuous detection, to see whether in time to break down, in order in time preposition operation is carried out feedback control.
Owing to the position of mounting hole of guard frame rail is fixing, therefore, if the method utilizing self study, select a standard component, utilize industrial camera that gauge orifice is shot, as normal pictures, when carrying out guard frame rail to be measured detection, the picture that industrial camera carries out shooting is used to compare with normal pictures, so both can by whether the contrast of the position of installing hole and standard component have had deviation to judge the length of guard frame rail to be measured, again can whether the installing hole photographed is defective judges that whether installing hole is qualified by observing.
But utilizing the hole that industrial camera shoots is discrete hole, the spacing of two installing holes of same industrial camera shooting is relatively big, causes that the picture processing difficulty shot is relatively big, and precision is relatively low, and use high-precision industrial camera will certainly increase overall cost, therefore do not meet the production needs of reality.
Summary of the invention
Present invention aims to above-mentioned the deficiencies in the prior art, a kind of device utilizing triple channel detection guard frame rail installing hole whether qualified is provided, this device utilizes industrial camera after cutting off operation, the length of guard frame rail and the position of installing hole accurately to be measured, and this device is without manual operation, automaticity is high, guard frame rail can be understood in time whether qualified in time other operations preposition to be adjusted, thus improving the quality of production that guard frame rail is overall.
The technical scheme is that and be achieved in that: a kind of device utilizing triple channel detection guard frame rail installing hole whether qualified, including base, conveyer belt, proximity switch, block, propelling movement cylinder, measure bracket, camera fixed mount, image taking module, closing housing and compression cylinder, described closing housing is fixed on base, and described conveyer belt, proximity switch, block, measurement bracket, camera fixed mount, image taking module and compression cylinder are arranged at enclosure；Described conveyer belt is arranged on base, the charging aperture of conveyer belt connects the discharging opening of preposition cut-out operation, the end of described conveyer belt is disposed with proximity switch and block along belt direction, described proximity switch is embedded on base and whether has workpiece process on the base detect relevant position, and described block is fixed on above base and for carrying out spacing to workpiece；The side of described conveyer belt is provided perpendicular to the propelling movement cylinder that conveyer belt carriage direction is arranged, and opposite side is provided with measurement bracket, and proximity switch controls to push cylinder moving after triggering, and pushes cylinder and is pushed to by the guard frame rail to be measured on conveyer belt on measurement bracket；Described compression cylinder is arranged on measurement bracket and the charging aperture of close conveyer belt, and described compression cylinder is used for along conveyer belt direction of motion workpiece pressing；Described camera fixed mount is fixed on directly over measurement bracket, and the two ends, left and right of camera fixed mount are fixed on base by two supports；The two ends of described measurement bracket rotate axle by two and connect base, and described upset drives module connect base respectively and measure bracket, and upset drives and drives described measurement bracket to rotate axle rotation along two during block motion；
nullDescribed image taking module includes source of parallel light、Industrial camera、Reflecting mirror group and semi-transparent semi-reflecting lens group，Described source of parallel light is provided with four，Respectively white source of parallel light、Red source of parallel light、Green source of parallel light and blue source of parallel light，Described reflecting mirror group includes the first reflecting mirror、Second reflecting mirror and the 3rd reflecting mirror，Described semi-transparent semi-reflecting lens group includes the first semi-transparent semi-reflecting lens、Second semi-transparent semi-reflecting lens and the 3rd semi-transparent semi-reflecting lens，Described white source of parallel light、Red source of parallel light、Green source of parallel light and blue source of parallel light are arranged at described measurement bracket base，White source of parallel light、Red source of parallel light、Green source of parallel light and blue source of parallel light are square distribution，Described white source of parallel light、Red source of parallel light、Green source of parallel light and blue source of parallel light are respectively configured to provide and are perpendicular to workpiece and through four parallel rayies of four installing holes on workpiece；The surface of described white source of parallel light is sequentially provided with industrial camera, the first semi-transparent semi-reflecting lens and the second semi-transparent semi-reflecting lens from top to bottom, described industrial camera is fixed on camera fixed mount, the surface of described red source of parallel light is provided with the first reflecting mirror, the surface of described green source of parallel light is sequentially provided with the second reflecting mirror and the 3rd semi-transparent semi-reflecting lens from top to bottom, and the surface of described blue source of parallel light is provided with the 3rd reflecting mirror；The height of described first semi-transparent semi-reflecting lens and the second reflecting mirror is identical and all tilts 45 degree of settings to the direction of conveyer belt motion, and the height of described second semi-transparent semi-reflecting lens, the 3rd semi-transparent semi-reflecting lens, the first reflecting mirror and the second reflecting mirror is identical and all tilts 45 degree of settings towards the direction being perpendicular to conveyer belt motion；The white parallel rays of described white source of parallel light injection is irradiated on industrial camera after sequentially passing through the second semi-transparent semi-reflecting lens and the first semi-transparent semi-reflecting lens, the red parallel rays of described red source of parallel light injection sequentially passes through the first reflecting mirror, it is irradiated on industrial camera after second semi-transparent semi-reflecting lens and the first semi-transparent semi-reflecting lens, the green parallel rays of described green source of parallel light injection sequentially passes through the 3rd semi-transparent semi-reflecting lens, it is irradiated on industrial camera after second reflecting mirror and the first semi-transparent semi-reflecting lens, the blue parallel rays of described blue source of parallel light injection sequentially passes through the 3rd reflecting mirror, 3rd semi-transparent semi-reflecting lens, it is irradiated on industrial camera after second reflecting mirror and the first semi-transparent semi-reflecting lens, the parallel rays of four kinds of colors of aforementioned four source of parallel light injection finally pools a branch of being irradiated on industrial camera.
Further, described first reflecting mirror, the first semi-transparent semi-reflecting lens, the second semi-transparent semi-reflecting lens and industrial camera are all fixing with the fixing plate of camera is connected and is fixed on camera fixed mount by the fixing plate of camera；Described second reflecting mirror, the 3rd reflecting mirror and the 3rd semi-transparent semi-reflecting lens are fixed in same mirror group mounting seat.
Further, also include screw drive mechanism, described screw drive mechanism includes positioning motor, shaft coupling and ball-screw, described ball-screw and conveyer belt be arranged in parallel, described ball-screw is fixed on camera fixed mount by bearing block, one end of described ball-screw connects positioning motor by shaft coupling, described ball-screw is set with slide block, described mirror group mounting seat is fixedly connected with a slide block, described positioning motor drive described ball screw turns time drive with the mirror group mounting seat that slide block is connected above described measurement bracket along ball-screw rectilinear motion.
Further, described propelling movement cylinder is arranged on the middle part of described conveyer belt, and the front end pushing cylinder is provided with the first scraping wings.
Further, described measurement bracket is provided with slope near the side of described conveyer belt.
Further, the left and right sides of the charging aperture of described conveyer belt is provided with postive stop baffle.
Further, described measurement bracket is provided with L-type rib, two ribs of described L-type rib are mutually perpendicular to, one rib of L-type rib is for pushing the spacing of workpiece other end during cylinder-pressing workpiece, and when another rib of L-type rib is for compression cylinder workpiece pressing, the workpiece other end is spacing.
Further, described slide block is provided with U-shaped groove, is provided with stripe shape slide block bottom camera fixed mount, and described slide block is sleeved on bar shaped slide rail by U-shaped groove.
Further, described measurement bracket is provided with magnetic railings ruler, and the piston rod end of described compression cylinder connects the second scraping wings, and the second scraping wings is provided with the magnetic grid head matched with described magnetic railings ruler.
Further, described upset drives module to include the first bearing, the second bearing and upset cylinder, and the first bearing is fixed on base, and the second bearing is fixed on measurement bracket, and the two ends of upset cylinder are hinged with the first bearing and the second bearing respectively.
The technology of the present invention is contemplated that: workpiece can be cut into the workpiece of one one in preposition cut-out operation by an overall long ribbon shape sheet metal component, after workpiece completes to cut off operation, the strip sheet metal component that workpiece after cut-out still can not cut off promotes and travels forward, and the charging aperture of conveyer belt front end is entered by the discharging opening of preposition cut-out operation, the direction of motion being limited workpiece by two pieces of postive stop baffles will not offset, and workpiece enters detecting device through two pieces of postive stop baffles；Workpiece can be transferred band and drive accelerated motion after entering conveyer belt, the movement velocity that conveyer belt is arranged is in preposition cut-out operation 1.5-2 times of discharge outlet work speed, workpiece quickly enters in detecting device under the acceleration of conveyer belt drives, through proximity switch and arrive at stop location, blocked by block and cannot continue motion, proximity switch receives the signal of workpiece process, and transmit the signal to controller, controller controls to push cylinder setting in motion, workpiece is pushed to measurement bracket from conveyer belt by propelling movement cylinder and a rib of the L-type rib of measured bracket blocks, now compression cylinder cylinder moving, workpiece is compressed to another rib direction of the L rib measuring bracket, when compression cylinder and propelling movement cylinder all complete to compress operation, workpiece is in measurement position；After workpiece arrives and measures position, open four sources of parallel light, industrial camera is utilized to shoot the picture touched, it is irradiated on industrial camera owing to the directional light space of four source of parallel light injections finally converges for a branch of, therefore the certified products image that industrial camera is shot ought to be consistent with standard picture, is the white circular speckle of a standard；If the image shot is not the round speckle of white, but with the mottle of other colors, then it represents that workpiece is defective.
After measurement, pushing cylinder and compression cylinder Rapid reset, upset drives block motion, drives and measures carriage turns blanking, overturns the dynamic bracket of measuring of modular belt and be returned to initial position after blanking.
In the process of compression cylinder motion, the magnetic grid head of compression cylinder front end can move on magnetic railings ruler, now can calculate the length of workpiece according to the move distance of magnetic grid head, and this length can directly read, and uses when being mainly used in established standards part.
Wherein part mirror group is provided in leading screw driving module, is mainly used in adjusting the distance between this part mirror group and industrial camera, in order to adapt to the measurement of the workpiece of different length.
The beneficial effects of the present invention is:
1, present configuration is simply compact, production cost is low, the detection process of installing hole carries out continuously online, without interrupting production process, greatly improve production efficiency and detection efficiency, and utilize testing result to carry out monitor in real time, it is prevented effectively from production process and continuous underproof phenomenon occurs, improve the quality of production.
2, the present invention utilizes directional light cover that the source of parallel light of the different colours bottom four installing holes penetrates by reflecting mirror group and semi-transparent semi-reflecting lens group to same industrial camera, the image of shooting is analyzed by the triple channel utilizing this industrial camera, and then judges whether installing hole is qualified；If the round speckle that the image shot is white and this aperture are identical with the round speckle of standard component, then it represents that the installing hole of guard frame rail to be measured is qualified；If with other colors on the image shot, then it represents that the installing hole of guard frame rail to be measured is defective；This detection process is convenient, it is judged that speed is fast, and accuracy of detection is high.
3, utilize an industrial camera that the light beam overlapped is shot, it is possible to shoot bigger image, thus improving the accuracy of judgement.
4, present invention achieves the automatic charging of detection process, automatically detection and automatic blanking, whole process is without artificial treatment, it is to avoid the measurement error that the various anthropic factors that manpower detection easily occurs cause；Whole plant automation degree is high, greatly improves detection efficiency and detection quality.
5, the present invention position by screw drive mechanism adjustment member mirror group, it is possible to meet the detection of different size guard frame rail, improve the suitability of detection equipment.
6, the present invention adopts closing housing whole measurement apparatus to be hedged off from the outer world, provide the measurement environment of closing, not only completely cut off light, it is to avoid the interference of the ambient impact on measurement result, the external environment pollution to detecting device can also be prevented, improve the service life of equipment.
Accompanying drawing explanation
Below in conjunction with the embodiment in accompanying drawing, the present invention is described in further detail, but is not intended that any limitation of the invention.
Fig. 1 is a kind of axonometric chart utilizing triple channel to detect the whether qualified device of guard frame rail installing hole of the present invention.
Fig. 2 is a kind of front view utilizing triple channel to detect the whether qualified device of guard frame rail installing hole of the present invention.
Fig. 3 is a kind of top view utilizing triple channel to detect the whether qualified device of guard frame rail installing hole of the present invention.
Fig. 4 is a kind of upward view utilizing triple channel to detect the whether qualified device of guard frame rail installing hole of the present invention.
Fig. 5 is the front view of image taking module of the present invention.
Fig. 6 is the left view of image taking module of the present invention.
Fig. 7 is the light path schematic diagram of white source of parallel light of the present invention.
Fig. 8 is the light path schematic diagram of redness source of parallel light of the present invention.
Fig. 9 is the light path schematic diagram of green source of parallel light of the present invention.
Figure 10 is the light path schematic diagram of blueness source of parallel light of the present invention.
nullIn figure，1-base、2-workpiece、3-conveyer belt、4-pushes cylinder、5-measures bracket、6-industrial camera、7-compression cylinder、8-proximity switch、9-block、10-camera fixed mount、11-positioning motor、12-ball-screw、13-shaft coupling、14-slide block、15-postive stop baffle、16-L type rib、17-support、18-bearing block、19-the first scraping wings、20-the second scraping wings、21-bar shaped slide rail、22-through hole、23-the first bearing、24-the second bearing、25-overturns cylinder、26-white source of parallel light、27-redness source of parallel light、28-green source of parallel light、29-blueness source of parallel light、30-the first semi-transparent semi-reflecting lens、31-the second semi-transparent semi-reflecting lens、32-the 3rd semi-transparent semi-reflecting lens、33-the first reflecting mirror、24-the second reflecting mirror、35-the 3rd reflecting mirror.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further detailed:
Consult shown in Fig. 1～10, a kind of device utilizing triple channel detection guard frame rail installing hole whether qualified of the present invention, including base 1, conveyer belt 3, proximity switch 8, block 9, push cylinder 4, measurement bracket 5, camera fixed mount 10, image taking module, closing housing and compression cylinder 7, described closing housing is fixed on base 1, and described conveyer belt 3, proximity switch 8, block 9, measurement bracket 5, camera fixed mount 10, image taking module and compression cylinder 7 are arranged at enclosure；Described conveyer belt 3 is arranged on base 1, the charging aperture of conveyer belt 3 connects the discharging opening of preposition cut-out operation, the end of described conveyer belt 3 is disposed with proximity switch 8 and block 9 along conveyer belt 3 direction, described proximity switch 8 is embedded on base 1 and for detecting whether there is workpiece 2 process on the base 1 of relevant position, and described block 9 is fixed on above base 1 and for carrying out spacing to workpiece 2；The side of described conveyer belt 3 is provided perpendicular to the propelling movement cylinder 4 that conveyer belt 3 carriage direction is arranged, opposite side is provided with measurement bracket 5, proximity switch 8 controls to push cylinder 4 and moves after triggering, push cylinder 4 and be pushed to by the guard frame rail to be measured on conveyer belt 3 on measurement bracket 5；Described compression cylinder 7 is arranged on measurement bracket 5 and the charging aperture of close conveyer belt 3, and described compression cylinder 7 is used for along conveyer belt 3 direction of motion workpiece pressing 2；Described camera fixed mount is fixed on directly over measurement bracket 5, and the two ends, left and right of camera fixed mount are fixed on base 1 by two supports 17；The two ends of described measurement bracket 5 rotate axle by two and connect base 1, and described upset driving module connects base 1 respectively and measures bracket 5, and upset drives and drives described measurement bracket 5 to rotate along two rotation axles during block motion.
nullDescribed image taking module includes source of parallel light、Industrial camera 6、Reflecting mirror group and semi-transparent semi-reflecting lens group，Described source of parallel light is provided with four，Respectively white source of parallel light 26、Red source of parallel light 27、Green source of parallel light 28 and blue source of parallel light 29，Described reflecting mirror group includes the first reflecting mirror 33、Second reflecting mirror 34 and the 3rd reflecting mirror 35，Described semi-transparent semi-reflecting lens group includes the first semi-transparent semi-reflecting lens 30、Second semi-transparent semi-reflecting lens 31 and the 3rd semi-transparent semi-reflecting lens 32，Described white source of parallel light 26、Red source of parallel light 27、Green source of parallel light 28 and blue source of parallel light 29 are arranged at bottom described measurement bracket 5，Measure bracket 5 and be provided with four through holes 22 corresponding with four source of parallel light positions，White source of parallel light 26、Red source of parallel light 27、Green source of parallel light 28 and blue source of parallel light 29 are square distribution，Described white source of parallel light 26、Red source of parallel light 27、Green source of parallel light 28 and blue source of parallel light 29 are respectively configured to provide and are perpendicular to workpiece 2 and through four parallel rayies of four installing holes on workpiece 2；The surface of described white source of parallel light 26 is sequentially provided with industrial camera the 6, first semi-transparent semi-reflecting lens 30 and the second semi-transparent semi-reflecting lens 31 from top to bottom, described industrial camera 6 is fixed on camera fixed mount 10, the surface of described red source of parallel light 27 is provided with the first reflecting mirror 33, the surface of described green source of parallel light 28 is sequentially provided with the second reflecting mirror 34 and the 3rd semi-transparent semi-reflecting lens 32 from top to bottom, and the surface of described blue source of parallel light 29 is provided with the 3rd reflecting mirror 35；Described first semi-transparent semi-reflecting lens 30 is identical with the height of the second reflecting mirror 34 and all tilts 45 degree of settings to the direction of conveyer belt 3 motion, and described second semi-transparent semi-reflecting lens the 31, the 3rd semi-transparent semi-reflecting lens the 32, first reflecting mirror 33 is identical with the height of the second reflecting mirror 34 and all tilts 45 degree of settings towards the direction being perpendicular to conveyer belt 3 motion；nullThe white parallel rays of described white source of parallel light 26 injection is irradiated on industrial camera 6 after sequentially passing through the second semi-transparent semi-reflecting lens 31 and the first semi-transparent semi-reflecting lens 30，The red parallel rays of described red source of parallel light 27 injection sequentially passes through the first reflecting mirror 33、It is irradiated on industrial camera 6 after second semi-transparent semi-reflecting lens 31 and the first semi-transparent semi-reflecting lens 30，The green parallel rays of described green source of parallel light 28 injection sequentially passes through the 3rd semi-transparent semi-reflecting lens 32、It is irradiated on industrial camera 6 after second reflecting mirror 34 and the first semi-transparent semi-reflecting lens 30，The blue parallel rays of described blue source of parallel light 29 injection sequentially passes through the 3rd reflecting mirror 35、3rd semi-transparent semi-reflecting lens 32、It is irradiated on industrial camera 6 after second reflecting mirror 34 and the first semi-transparent semi-reflecting lens 30，The parallel rays of four kinds of colors of aforementioned four source of parallel light injection finally pools a branch of being irradiated on industrial camera 6.
Described first reflecting mirror the 33, first semi-transparent semi-reflecting lens the 30, second semi-transparent semi-reflecting lens 31 and industrial camera 6 are all fixing with the fixing plate of camera to be connected and is fixed on camera fixed mount 10 by the fixing plate of camera；Described second reflecting mirror the 34, the 3rd reflecting mirror 35 and the 3rd semi-transparent semi-reflecting lens 32 are fixed in same mirror group mounting seat.
This device also includes screw drive mechanism, described screw drive mechanism includes positioning motor 11, shaft coupling 13 and ball-screw 12, described ball-screw 12 be arranged in parallel with conveyer belt 3, described ball-screw 12 is fixed on camera fixed mount 10 by bearing block 18, one end of described ball-screw 12 connects positioning motor 11 by shaft coupling 13, described ball-screw 12 is set with slide block 14, described mirror group mounting seat is fixing with slide block 14 to be connected, when described positioning motor 11 drives described ball-screw 12 to rotate drive with the mirror group mounting seat that slide block 14 is connected above described measurement bracket 5 along ball-screw 12 rectilinear motion.
Described propelling movement cylinder 4 is arranged on the middle part of described conveyer belt 3, and the front end pushing cylinder 4 is provided with the first scraping wings 19.The position pushing cylinder 4 setting is not limited in the middle part of conveyer belt 3, it is also possible to being the direction near discharge end in the middle part of conveyer belt 3, its position is adjustable；The position pushing cylinder 4 depends primarily on the length of the workpiece needing detection, as long as ensureing when pushing cylinder 4 position adjustment to push the cylinder 4 distance apart from block 9 equal to the half of Workpiece length, thus can ensure that and pushing the middle part being constantly in workpiece when cylinder 4 pushes workpiece.The contact surface of the first scraping wings 19 and workpiece 2 is the plane being perpendicular to base 1, and the contact surface of the first scraping wings 20 and workpiece is parallel to the direction of motion of conveyer belt, pushes workpiece when cylinder 4 moves either directly through the first scraping wings 20 to measuring bracket 5 direction horizontal sliding.
Described measurement bracket 5 is provided with slope near the side of described conveyer belt 3.If measurement bracket 5 inevitably results in without the effect of this slope when upset drives the moving axis that rotates under the effect of module to rotate and touches between edge and the base 1 measuring bracket 5, cause that rotation can not be normally carried out；Slope can facilitate workpiece 2 to enter measurement bracket 5 from base 1 simultaneously, it is prevented that workpiece blocks in the junction of base 1 and measurement bracket 5.
The left and right sides of the charging aperture of described conveyer belt 3 is provided with postive stop baffle 15.Two pieces of postive stop baffles 15 be arranged in parallel, and the spacing between two pieces of postive stop baffles 15 is equal or slightly larger than the width of conveyer belt.
Described measurement bracket 5 is provided with L-type rib 16, two ribs of described L-type rib 16 are mutually perpendicular to, one rib of L-type rib 16 is for pushing the spacing of workpiece 2 other end during cylinder 4 workpiece pressing 2, and when another rib of L-type rib 16 is for compression cylinder 7 workpiece pressing 2, workpiece 2 other end is spacing.
Described slide block 14 is provided with U-shaped groove, is provided with stripe shape slide block 14 bottom camera fixed mount, and described slide block 14 is sleeved on bar shaped slide rail 21 by U-shaped groove.Slide block 14 does rectilinear motion back and forth along the direction parallel with the conveyer belt direction of motion under bar shaped slide rail 21 with the combined effect of ball-screw 12.
Described measurement bracket 5 is provided with magnetic railings ruler, and the piston rod end of described compression cylinder 7 connects the second scraping wings 20, and the second scraping wings 20 is provided with the magnetic grid head matched with described magnetic railings ruler.The second scraping wings 20 of compression cylinder 7 front end is driven to move when compression cylinder 7 is moved, magnetic grid head is driven to be synchronized with the movement when second scraping wings 20 moves, the distance that magnetic grid head detection compression cylinder 7 moves, during according to compression cylinder 7 initial position, the data of magnetic railings ruler can calculate the length of workpiece.The Main Function of magnetic railings ruler is when changing the various sizes of workpiece of measurement, to standard workpiece measurement of length.
Described upset drives module to include first bearing the 23, second bearing 24 and upset cylinder 25, and the first bearing 23 is fixed on base 1, and the second bearing 24 is fixed on measurement bracket 5, and the two ends of upset cylinder 25 are hinged with the first bearing 23 and the second bearing 24 respectively.The bottom of upset cylinder 25 is hinged with the first bearing 23, the piston rod end of upset cylinder 26 is hinged with the second bearing 24, first bearing 23 is fixed, can rotate around the first bearing 23 when overturning cylinder 25 and moving, the piston rod end of upset cylinder 25 can drive the second bearing 29 to rotate axle around two that measure bracket and rotate at certain angle internal recycle, upset drives module practicality cam mechanism principle, it is ensured that measuring mechanism rotates within the scope of certain angle, facilitates the carrying out of blanking procedure.
Embodiment provided above is the better embodiment of the present invention, only it is used for the present invention is conveniently described, not the present invention is done any pro forma restriction, any art has usually intellectual, if in the scope without departing from the carried technical characteristic of the present invention, utilize the Equivalent embodiments that the done local of disclosed technology contents is changed or modified, and without departing from the technical characteristic content of the present invention, all still fall within the scope of the technology of the present invention feature.
Claims (10)
1. one kind utilizes the device whether triple channel detection guard frame rail installing hole is qualified, it is characterized in that: include base (1), conveyer belt (3), proximity switch (8), block (9), push cylinder (4), measure bracket (5), camera fixed mount (10), image taking module, close housing and compression cylinder (7), described closing housing is fixed on base (1), described conveyer belt (3), proximity switch (8), block (9), measure bracket (5), camera fixed mount (10), image taking module and compression cylinder (7) are arranged at enclosure；Described conveyer belt (3) is arranged on base (1), the charging aperture of conveyer belt (3) connects the discharging opening of preposition cut-out operation, the end of described conveyer belt (3) is disposed with proximity switch (8) and block (9) along conveyer belt (3) direction, described proximity switch (8) is embedded in whether base (1) above and has workpiece (2) process, described block (9) to be fixed on base (1) top and for carrying out spacing to workpiece (2) for detecting on the base (1) of relevant position；The side of described conveyer belt (3) is provided perpendicular to the propelling movement cylinder (4) that conveyer belt (3) carriage direction is arranged, opposite side is provided with measurement bracket (5), proximity switch (8) controls after triggering to push cylinder (4) motion, pushes cylinder (4) and is pushed to by the guard frame rail to be measured on conveyer belt (3) in measurement bracket (5)；Described compression cylinder (7) is arranged on the charging aperture measuring the upper and close conveyer belt (3) of bracket (5), and described compression cylinder (7) is used for along conveyer belt (3) direction of motion workpiece pressing (2)；Described camera fixed mount is fixed on directly over measurement bracket (5), and the two ends, left and right of camera fixed mount are fixed on base (1) by two supports (17)；The two ends of described measurement bracket (5) rotate axle by two and connect base (1), described upset drives module connect base (1) respectively and measure bracket (5), drives described measurement bracket (5) to rotate axle along two and rotate during upset driving block motion；
nullDescribed image taking module includes source of parallel light、Industrial camera (6)、Reflecting mirror group and semi-transparent semi-reflecting lens group，Described source of parallel light is provided with four，Respectively white source of parallel light (26)、Red source of parallel light (27)、Green source of parallel light (28) and blue source of parallel light (29)，Described reflecting mirror group includes the first reflecting mirror (33)、Second reflecting mirror (34) and the 3rd reflecting mirror (35)，Described semi-transparent semi-reflecting lens group includes the first semi-transparent semi-reflecting lens (30)、Second semi-transparent semi-reflecting lens (31) and the 3rd semi-transparent semi-reflecting lens (32)，Described white source of parallel light (26)、Red source of parallel light (27)、Green source of parallel light (28) and blue source of parallel light (29) are arranged at described measurement bracket (5) bottom，White source of parallel light (26)、Red source of parallel light (27)、Green source of parallel light (28) and blueness source of parallel light (29) are square distribution，Described white source of parallel light (26)、Red source of parallel light (27)、Green source of parallel light (28) and blue source of parallel light (29) are respectively configured to provide and are perpendicular to workpiece (2) four parallel rayies through upper four installing holes of workpiece (2)；The surface of described white source of parallel light (26) is sequentially provided with industrial camera (6) from top to bottom, first semi-transparent semi-reflecting lens (30) and the second semi-transparent semi-reflecting lens (31), described industrial camera (6) is fixed on camera fixed mount (10), the surface of described red source of parallel light (27) is provided with the first reflecting mirror (33), the surface of described green source of parallel light (28) is sequentially provided with the second reflecting mirror (34) and the 3rd semi-transparent semi-reflecting lens (32) from top to bottom, the surface of described blue source of parallel light (29) is provided with the 3rd reflecting mirror (35)；Described first semi-transparent semi-reflecting lens (30) is identical with the height of the second reflecting mirror (34) and all tilts 45 degree settings to direction that conveyer belt (3) moves, and described second semi-transparent semi-reflecting lens (31), the 3rd semi-transparent semi-reflecting lens (32), the first reflecting mirror (33) are identical with the height of the second reflecting mirror (34) and all towards being perpendicular to direction 45 degree of settings of inclination that conveyer belt (3) moves；nullThe white parallel rays that described white source of parallel light (26) is penetrated is irradiated on industrial camera (6) after sequentially passing through the second semi-transparent semi-reflecting lens (31) and the first semi-transparent semi-reflecting lens (30)，The red parallel rays that described red source of parallel light (27) is penetrated sequentially passes through the first reflecting mirror (33)、It is irradiated on industrial camera (6) after second semi-transparent semi-reflecting lens (31) and the first semi-transparent semi-reflecting lens (30)，The green parallel rays that described green source of parallel light (28) is penetrated sequentially passes through the 3rd semi-transparent semi-reflecting lens (32)、It is irradiated on industrial camera (6) after second reflecting mirror (34) and the first semi-transparent semi-reflecting lens (30)，The blue parallel rays that described blue source of parallel light (29) is penetrated sequentially passes through the 3rd reflecting mirror (35)、3rd semi-transparent semi-reflecting lens (32)、It is irradiated on industrial camera (6) after second reflecting mirror (34) and the first semi-transparent semi-reflecting lens (30)，The parallel rays of four kinds of colors of aforementioned four source of parallel light injection finally pools a branch of being irradiated on industrial camera (6).
2. a kind of device utilizing triple channel detection guard frame rail installing hole whether qualified according to claim 1, it is characterised in that: described first reflecting mirror (33), the first semi-transparent semi-reflecting lens (30), the second semi-transparent semi-reflecting lens (31) and industrial camera (6) are all fixing with the fixing plate of camera to be connected and is fixed on camera fixed mount (10) by the fixing plate of camera；Described second reflecting mirror (34), the 3rd reflecting mirror (35) and the 3rd semi-transparent semi-reflecting lens (32) are fixed in same mirror group mounting seat.
null3. a kind of device utilizing triple channel detection guard frame rail installing hole whether qualified according to claim 2，It is characterized in that: also include screw drive mechanism，Described screw drive mechanism includes positioning motor (11)、Shaft coupling (13) and ball-screw (12)，Described ball-screw (12) and conveyer belt (3) be arranged in parallel，Described ball-screw (12) is fixed on camera fixed mount (10) by bearing block (18)，One end of described ball-screw (12) connects positioning motor (11) by shaft coupling (13)，Described ball-screw (12) is set with slide block (14)，Described mirror group mounting seat is fixing with slide block (14) to be connected，Drive the mirror group mounting seat being connected with slide block (14) in described measurement bracket (5) top along ball-screw (12) rectilinear motion when described positioning motor (11) drives described ball-screw (12) to rotate.
4. a kind of device utilizing triple channel detection guard frame rail installing hole whether qualified according to claim 1, it is characterized in that: described propelling movement cylinder (4) is arranged on the middle part of described conveyer belt (3), the front end pushing cylinder (4) is provided with the first scraping wings (19).
5. a kind of device utilizing triple channel detection guard frame rail installing hole whether qualified according to claim 1, it is characterised in that: described measurement bracket (5) is provided with slope near the side of described conveyer belt (3).
6. a kind of device utilizing triple channel detection guard frame rail installing hole whether qualified according to claim 1, it is characterised in that: the left and right sides of the charging aperture of described conveyer belt (3) is provided with postive stop baffle (15).
7. a kind of device utilizing triple channel detection guard frame rail installing hole whether qualified according to claim 1, it is characterized in that: described measurement bracket (5) is provided with L-type rib (16), two ribs of described L-type rib (16) are mutually perpendicular to, one rib of L-type rib (16) is used for pushing the spacing of workpiece (2) other end during cylinder (4) workpiece pressing (2), and when another rib of L-type rib (16) is for compression cylinder (7) workpiece pressing (2), workpiece (2) other end is spacing.
8. a kind of device utilizing triple channel detection guard frame rail installing hole whether qualified according to claim 1, it is characterized in that: described slide block (14) is provided with U-shaped groove, being provided with stripe shape slide block (14) bottom camera fixed mount, described slide block (14) is sleeved on bar shaped slide rail (21) by U-shaped groove.
9. a kind of device utilizing triple channel detection guard frame rail installing hole whether qualified according to claim 1, it is characterized in that: described measurement bracket (5) is provided with magnetic railings ruler, the piston rod end of described compression cylinder (7) connects the second scraping wings (20), and the second scraping wings (20) is provided with the magnetic grid head matched with described magnetic railings ruler.
10. a kind of device utilizing triple channel detection guard frame rail installing hole whether qualified according to claim 1, it is characterized in that: described upset drives module to include the first bearing (23), the second bearing (24) and upset cylinder (25), first bearing (23) is fixed on base (1), second bearing (24) is fixed in measurement bracket (5), and the two ends of upset cylinder (25) are hinged with the first bearing (23) and the second bearing (24) respectively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610202907.5A CN105783721B (en) | 2016-03-31 | 2016-03-31 | It is a kind of using triple channel detection guard frame rail mounting hole whether qualified device |
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| CN201610202907.5A CN105783721B (en) | 2016-03-31 | 2016-03-31 | It is a kind of using triple channel detection guard frame rail mounting hole whether qualified device |
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| CN105783721B CN105783721B (en) | 2018-10-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110441307A (en) * | 2019-09-11 | 2019-11-12 | 无锡市泰坦工业自动化设备有限公司 | A kind of portrait detection device |
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