CN112697396B - LED bulb surface detection device and detection method - Google Patents
LED bulb surface detection device and detection method Download PDFInfo
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- CN112697396B CN112697396B CN202011414442.2A CN202011414442A CN112697396B CN 112697396 B CN112697396 B CN 112697396B CN 202011414442 A CN202011414442 A CN 202011414442A CN 112697396 B CN112697396 B CN 112697396B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The invention discloses an LED bulb surface detection device and a detection method, comprising a workbench, wherein a rotating block is rotatably arranged on the workbench, a bulb screw seat is rotatably arranged on the rotating block, a chute is arranged on the workbench, a mounting block is slidably arranged in the chute, the surface of a bulb can be scraped by the scraping device through arranging the scraping device and a display assembly, if the surface of the bulb protrudes or is sunken, the position of a firing pin can be changed, an operator can be reminded of the defect on the surface of the bulb through combining the use of the display assembly, the bulb water is adsorbed through the arrangement of a detection frame and adsorption cotton, a layer of bulb water is coated on the surface of the bulb to be detected through the adsorption cotton, and if the surface of the bulb has a leak, the bulb can be foamed, so that the air tightness of the surface of the bulb can be detected.
Description
Technical Field
The invention relates to the technical field of bulb detection, in particular to an LED bulb surface detection device and method.
Background
In the existing production process of the LED bulb, the bulb is formed by resin blow molding, when the bulb is blow molded, the surface of the blow molded bulb is not smooth due to defects of the inner wall of a mold, the surface of the bulb also can be provided with raised centroids such as raised particles or some other protrusions on the surface of the glass due to the problem of materials in the glass and pollution of air environment in the blow molding process, and visual inspection is usually carried out by placing lamplight, but the tiny protrusions are difficult to identify by visual inspection, so that the LED bulb surface detection device and the detection method are required to be designed.
Disclosure of Invention
The invention aims to provide an LED bulb surface detection device and an LED bulb surface detection method, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a LED bulb surface detection device, includes the workstation, the workstation bottom is provided with the supporting leg and supports, one of them side in top of workstation is provided with intermittent type rotation axis, intermittent type rotation axis 31) be in one of them side intermittent type nature rotation of workstation, intermittent type rotation axis top fixed mounting has the swivel of ring structure, swivel 30) equidistant fixed mounting in top has a plurality of commentaries on classics piece, each
The LED lamp comprises a rotary block, a plurality of LED lamp bulbs, a plurality of working tables, a plurality of sliding grooves, a plurality of scraping devices, a plurality of display components, a plurality of scraping devices, a plurality of sliding blocks and a plurality of scraping devices, wherein the lamp bulb screw bases are rotatably arranged on the rotary block;
the scraping device comprises through holes which are uniformly distributed are formed in the inner side walls of the openings, firing pins are hinged to the through holes through rotating shafts, the inner side ends of the firing pins are sharp and extend to the inside of the mounting blocks, first springs are sleeved on the firing pins, one ends of the first springs are fixed to the inner walls of the mounting blocks, positioning rings are fixedly connected to the other ends of the first springs and sleeved on the firing pins, each of the positioning rings is fixed to a laminating foot at the outer side ends of the firing pins, the laminating foot is arranged to be of an arc-shaped strip structure which is laminated with the outline of a bulb to be detected, the top ends of the laminating feet are obliquely laminated with the surfaces of the LED bulbs, the high ends of the laminating feet face the rotating direction of the LED bulbs, and each LED bulb of the rotating blocks intermittently slides over the laminating foot of the mounting blocks through intermittent rotating shafts.
As a preferable technical scheme of the invention, the display assembly comprises a mounting plate arranged in the mounting block, a metal block matched with the firing pin is arranged on the mounting plate, a display bulb is arranged on the mounting block, the display bulb, the metal block and the firing pin are connected in series through a wire, a storage battery is arranged on the mounting block, and the storage battery is connected in series with the display bulb.
As a preferable technical scheme of the invention, the front side wall of the mounting block is provided with a plurality of air nozzles at equal intervals along the surface of the attaching foot, each air nozzle is obliquely fixed on the front side wall of the mounting block, the blowing direction of each air nozzle which is obliquely fixed is arranged in front of the attaching foot, and the blowing direction of the air nozzle is obliquely blown to the surface of the corresponding LED bulb.
As a preferable technical scheme of the invention, the mounting block is fixedly connected with a fixing block, the fixing block is provided with a T-shaped groove, a T-shaped slide bar is connected in the T-shaped groove in a sliding way, a second spring is fixedly connected between the T-shaped slide bar and the T-shaped groove, and the lower end of the T-shaped slide bar is fixedly connected with a limiting cap.
As a preferable technical scheme of the invention, the rotating block is provided with a groove, the groove is rotationally provided with the disc, the bulb screw seat is arranged at the upper end of the disc, the lower end of the disc penetrates through the rotating block to extend to the lower end, the lower end of the disc is provided with tooth grooves distributed in an annular mode, the lower end of the rotating block is provided with a motor, a central shaft of the motor is fixedly connected with a first gear, the first gear is meshed with the tooth grooves, and the output end of the motor is electrically connected with an external power supply.
As an optimized technical scheme of the invention, a detection frame is arranged on the workbench, an arc-shaped surface which is fit with the surface contour of a bulb to be detected is arranged on the right side wall of the detection frame, a plurality of water spray nozzles are arranged on the arc-shaped surface of the right side wall of the detection frame at equal intervals, adsorption cotton is arranged on the right side wall of the detection frame, and the adsorption cotton is sleeved on the water spray nozzles on the right side wall of the detection frame.
As a preferable technical scheme of the invention, the bottom end of the workbench is provided with the supporting leg, the middle part of the supporting leg is provided with the supporting table which is horizontally fixed, the top end of the supporting table is fixedly provided with the water storage tank, the notch of the water storage tank faces upwards, the water storage tank is arranged below the detection frame, the middle part of the notch of the water storage tank extends out of the vertical air injection column, the top end of the air injection column is provided with an upward blowing air nozzle, the bottom end of the bulb screw seat of each rotating block is provided with a downward through air inlet hole, and when each rotating block moves to the corresponding detection frame position, the air inlet hole at the bottom end of the rotating block is communicated with the air nozzle at the top end of the air injection column.
As a preferable technical scheme of the invention, the top end of the right side wall of the detection frame is provided with a water spray nozzle which extends outwards, the top end of the water spray nozzle which extends outwards is provided with a downward inclined guide plate, the guide plate is fixed on the top end of the right side wall of the detection frame, and the guide plate is positioned on the top end of the axis of a bulb which moves onto the detection frame.
The LED bulb surface detection method specifically comprises the following steps:
s1, bulb installation: firstly, manually screwing a plurality of bulbs to be detected on corresponding bulb screw bases 3;
s2, intermittent transmission: intermittently rotating the LED bulbs arranged on the bulb screw base 3 in the step S1, and driving the rotating blocks to intermittently rotate through the intermittent rotating shafts so that the LED bulbs on the corresponding rotating blocks move to the corresponding mounting block detection positions;
s3, moving the mounting block: detecting the LED bulb moved to the detection position of the mounting block 5 in the step S2, and sliding the mounting block to the rightmost end in the chute by sliding the mounting block to detect the surface profile;
s4, contour detection: in the step S3, the mounting block slides to the rightmost end in the chute, at the moment, the attaching foot is attached to the surface of the bulb to be detected, the tip of the firing pin is positioned at the middle position of the U-shaped metal block, then the motor is started, the motor drives the first gear to rotate, the bulb to be detected on the disc is driven to rotate due to the meshing of the first gear and the tooth slot, the attaching foot scrapes the surface of the bulb to be detected, if the surface of the bulb to be detected is not bulged, the tip of the firing pin cannot attach to the metal block, the bulb is not bright, the surface of the bulb to be detected is proved to have no problem, if the surface of the bulb to be detected has a bulge, the attaching foot scrapes to the bulge position, the attaching foot is distorted due to the obstruction of the bulge, the attaching foot is deformed, the outer side end of the firing pin is driven to move backwards, the tip of the firing pin is attached to the inner front end of the U-shaped metal block, the bulb is displayed to be bright, if the surface of the bulb is detected to have a problem, the motor is closed, the bulb is screwed off from the bulb is continuously detected, and the bulb is continuously detected, if the surface detection of the bulb is continued, and the adapter is continuously rotated;
s5, rain detection: and S4, carrying out deluge detection on the LED bulb detected through the surface wheel width, rotating the rotating block through the intermittent rotating shaft, enabling the LED bulb on the rotating block to rotate on the detection position of the detection frame for detecting the surface profile, attaching the LED bulb on the detection frame to the surface of the bulb through adsorption cotton on the detection frame, coating bubble water on the surface of the bulb due to adsorption cotton, and if bubbles appear on the surface of the bulb, proving that the surface has an air leakage phenomenon, and if no bubbles exist, proving that the bulb is air-tight, and realizing air tightness detection on the existence of small holes and cracks on the surface of the bulb.
Compared with the prior art, the invention has the beneficial effects that:
1. through setting up workstation and commentaries on classics piece, can realize the rotation of commentaries on classics piece on the workstation, the cooperation is scraped and is moved the use of device and detection frame, only needs to rotate the commentaries on classics piece and realizes two kinds of detections, and then reduces operating procedure, shortens detection time, has reached the effect of using manpower sparingly.
2. Through setting up scraping device and display module, scraping device can scrape the surface of bulb, if the bulb surface appears protruding when, the position of firing pin can change, combines the use of display module to remind this bulb surface of operating personnel to have the defect.
3. Through setting up the use of fixed block, T shape slide bar, second spring and spacing cap, can fix the upper end of the bulb of spiro union on the bulb spiro union seat, avoid scraping when moving the device and examine the surface, produce too big driving force to the bulb, influence the damage of bulb, and then play fixed effect.
4. Through setting up detection frame and absorption cotton, adsorb bubble water through absorption cotton, absorption cotton treats the bulb surface coating one deck bubble water of detecting, if there is the leak on bulb surface, can bubble to this detects the gas tightness on bulb surface.
5. Through setting up the location pearl can effectively carry out spacingly to the rotation position of commentaries on classics piece, just so can avoid the commentaries on classics piece to appear the phenomenon that the position has the deviation, and then avoid bulb surface detection to break down.
Drawings
FIG. 1 is a top plan view of the structure of the present invention;
FIG. 2 is a front view of a mounting block of the present invention;
FIG. 3 is an enlarged view of a portion of the mounting block of the present invention;
FIG. 4 is a side view of a rotor block of the present invention;
FIG. 5 is a front view of the test rack of the present invention;
FIG. 6 is an enlarged view of a portion of the invention at A of FIG. 1;
FIG. 7 is a schematic view of a portion of the contact between a fitting foot and the surface of a bulb according to the present invention;
FIG. 8 is a flow chart of the steps of the method for detecting the surface of an LED bulb according to the present invention;
in the figure: the device comprises a workbench, a 2 rotating block, a 3 bulb screw seat, a 4 sliding chute, a 5 mounting block, a 6 opening, a 7 through hole, an 8 firing pin, a 9 first spring, a 10 positioning ring, a 11 mounting plate, a 12 metal block, a 13 display bulb, a 14 storage battery, a 15 fixing block, a 16T-shaped groove, a 17T-shaped sliding rod, a 18 second spring, a 19 limiting cap, a 20 groove, a 21 disc, a 22 tooth slot, a 23 motor, a 24 first gear, a 25 detection frame, a 26 positioning bead, a 27 attaching foot, a 28 adsorption cotton, a 29 air nozzle, a 30 rotating ring, a 31 intermittent rotating shaft, a 32 water storage tank, a 33 second air nozzle, a 34 air nozzle, a 35 guide plate, a 36 water nozzle, a 37 supporting leg, a 38 supporting table and a 39 sponge sleeve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a LED bulb surface detection device, including workstation 1, rotationally install rotating block 2 on workstation 1, rotationally install bulb screw seat 3 on the rotating block 2, the spout 4 has been seted up on workstation 1, install installation piece 5 in the spout 4 sliding movement, open 6 has been seted up on installation piece 5, and install the scraping device in the opening 6, install the display module on the installation piece 5, the shape of opening 6 is unanimous with the surface of waiting to detect the bulb, the cooperation of scraping device and display module realizes the surface roughness detection of bulb, can adjust the position of scraping device through sliding installation piece 5, when installation piece 5 moves to the extreme right of spout 4, scraping device and the surface of the bulb that the screw connection was connected to bulb screw seat 3 are closely laminated this moment;
the scraping device comprises a through hole 7 which is uniformly distributed in the inner side wall of an opening 6, a firing pin 8 is hinged in the through hole 7 through a rotating shaft, the inner side end of the firing pin 8 is pointed and extends into an installation block 5, a first spring 9 is sleeved on the firing pin 8, one end of the first spring 9 is fixed with the inner wall of the installation block 5, the other end of the first spring 9 is fixedly connected with a positioning ring 10, the positioning ring 10 is sleeved on the firing pin 8, a joint pin 27 is mounted at the outer side end of the firing pin 8, the bending shape of the joint pin 27 is consistent with the surface of a bulb to be detected, a ball groove matched with the firing pin 8 is formed in the outer side wall of the joint pin 27, a ball block is mounted on the firing pin 8 and located in the ball groove, multi-angle rotation is achieved, the inner wall of the positioning ring 10 is identical with the inner diameter of the firing pin 8, the first spring 9 acts on correcting the position of the firing pin, and the joint pin 27 is jointed with the surface of the bulb to be detected.
Specifically, the display assembly includes a mounting plate 11 mounted in the mounting block 5, a metal block 12 matched with the firing pin 8 is mounted on the mounting plate 11, a display bulb 13 is mounted on the mounting block 5, the display bulb 13, the metal block 12 and the firing pin 8 are connected in series through wires, a storage battery 14 is mounted on the mounting block 5, and the storage battery 14 is connected in series with the display bulb 13, the end face of the metal block 12 is U-shaped, when the mounting block 5 moves to the rightmost end of the chute 4 as shown in fig. 1), at this time, the scraping device is tightly attached to the surface of a bulb screwed onto the bulb screw seat 3, at this time, the tip of the firing pin 8 is positioned in the middle of the U-shaped position of the metal block 12 and is not in contact with the metal block 12, at this time, the attaching foot 27 is attached to the surface of the bulb to be detected when detecting, if the surface of the bulb to be detected is raised, the attaching foot 27 is changed along with the surface of the bulb, the normal movement of the raised position attaching foot 27 on the bulb to be detected is distorted, and further the firing pin 8 is offset, the spike of the firing pin 8 is in a U-shaped, when the metal block 12 is attached to the rightmost end of the chute 4, the storage battery 14 is in a state of being connected with the display bulb 13, at this time, the storage battery 14 is in a state of being in bright state, the tip of the bulb is attached to the bulb 13, and the bulb 13 is in a state, and the state is in a state of being turned on, when the surface is in a state, and the state of the display is turned off, and the display is in a state, and the operator is in a state that the surface is in a state that the state is not has been turned off is in the condition is in the state.
Specifically, fixed block 15 is fixedly connected to installation piece 5, T-shaped groove 16 is offered on the fixed block 15, sliding connection has T-shaped slide bar 17 in T-shaped groove 16, fixedly connected with second spring 18 between T-shaped slide bar 17 and the T-shaped groove 16, and the lower extreme fixedly connected with spacing cap 19 of T-shaped slide bar 17 is laminated to the bulb surface through spacing cap 19, can increase the steadiness of bulb like this, the security when increasing the bulb and detecting.
Specifically, the rotary block 2 is provided with the groove 20, the disc 21 is rotationally arranged in the groove 20, the bulb screw base 3 is arranged at the upper end of the disc 21, the lower end of the disc 21 penetrates through the rotary block 2 to extend to the lower end, the lower end of the disc 21 is provided with the tooth grooves 22 distributed in an annular mode, the lower end of the rotary block 2 is provided with the motor 23, the central shaft of the motor 23 is fixedly connected with the first gear 24, the first gear 24 is meshed with the tooth grooves 22, the output end of the motor 23 is electrically connected with an external power supply, the disc 21 is driven to rotate through rotation of the motor 23, and therefore the bulb can rotate, and the rotating bulb contacts with the scraping device to achieve surface detection of the bulb.
Specifically, the detection frame 25 is mounted on the workbench 1, the adsorption cotton 28 is mounted on the detection frame 24, the shape of the detection frame 25 is consistent with the shape of the surface of the bulb, the rotating block 2 is rotated to enable the bulb to move to the position of the detection frame 25, at the moment, the adsorption cotton 28 is attached to the surface of the bulb, the adsorption cotton 28 is adsorbed with bubble water, the bubble water is a circular bubble which is formed by fusing coconut oil, caustic soda, polyvinyl alcohol, glycerol and perfume, the bubble water can be blown, if no air leakage exists on the surface of the bulb, the bubble water can not foam, if no air leakage exists on the surface of the bulb, the bubble water is blown to form bubbles on the surface of the bulb, and therefore whether the bulb leaks or not is distinguished, and the air tightness detection of the bulb is completed.
Specifically, two positioning beads 26 are installed on the workbench 1, one of the two positioning beads 26 is located near the scraping device and is shown in fig. 1, movement of the rotating block 2 is limited, the position of the rotating block 2 is limited, detection of the scraping device is facilitated, the other positioning bead 26 is located near the detection frame 25, movement of the rotating block 2 is limited, the position of the rotating block 2 is limited, and detection of the detection frame 25 is facilitated.
Example 2
The LED bulb surface detection device comprises a workbench 1, wherein a supporting leg 37 is arranged at the bottom end of the workbench 1 to support, an intermittent rotating shaft 31 is arranged on one side of the top end of the workbench 1, the intermittent rotating shaft 31 intermittently rotates on one side of the workbench 1, a rotating ring 30 with a circular ring structure is fixedly arranged at the top end of the intermittent rotating shaft 31, a plurality of rotating blocks 2 are fixedly arranged at the top end of the rotating ring 30 at equal intervals, a bulb screw seat 3 is rotatably arranged on each rotating block 2, a plurality of LED bulbs are rotatably arranged on the bulb screw seat 3 of each rotating block 2, a sliding groove 4 is formed in the workbench 1, a mounting block 5 is slidably arranged in the sliding groove 4, an opening 6 is formed in the mounting block 5, a scraping device is arranged in the opening 6, and a display component is arranged on the mounting block 5;
the intermittent rotating shaft 31 is driven by a motor, the intermittent rotating shaft 31 is driven by an intermittent mechanism to realize intermittent rotation, the scraping device comprises through holes 7 which are uniformly distributed in the inner side wall of an opening 6, firing pins 8 are installed in the through holes 7, sponge sleeves 39 are arranged in the through holes 7, the sponge sleeves 39 are dustproof, shock absorption and rebound, the firing pins 8 are centered, the inner side ends of the firing pins 8 are pointed and extend into the mounting block 5, a first spring 9 is sleeved on the firing pins 8, one end of the first spring 9 is fixed with the inner wall of the mounting block 5, the other end of the first spring 9 is fixedly connected with a positioning ring 10, the positioning ring 10 is sleeved on the firing pins 8, the outer side end of each firing pin 8 is fixed on a jointing pin 27, the jointing pins 27 are arranged into arc-shaped strip structures which are jointed with the outlines of the bulbs to be detected, the top ends of the jointing pins 27 are obliquely jointed with the surfaces of the LED bulbs, the high ends of the jointing pins 27 face the rotating directions of the LED bulbs, the LED bulbs of the mounting block 5 are all slipped from the jointing pins 27 through the intermittent rotating shaft 31, and the LED bulbs of each rotating block 5 slide on the jointing pins 27 through the intermittent rotating shaft 31, and the metal bulbs 12 are contacted with the rocking pins 8 when the LED bulbs are made to make contact with the surfaces of the intermittent expansion and expansion pins 8 through the intermittent motion.
The display assembly comprises a mounting plate 11 mounted in the mounting block 5, a metal block 12 matched with the firing pin 8 is mounted on the mounting plate 11, a display bulb 13 is mounted on the mounting block 5, the display bulb 13, the metal block 12 and the firing pin 8 are connected in series through wires, a storage battery 14 is mounted on the mounting block 5, and the storage battery 14 is connected in series with the display bulb 13.
The front side wall of the mounting block 5 is provided with a plurality of air nozzles 29 at equal intervals along the surface of the attaching foot 27, each air nozzle 29 is obliquely fixed on the front side wall of the mounting block 5, the blowing direction of each air nozzle 29 which is obliquely fixed is arranged in front of the attaching foot 27, and the blowing direction of the air nozzle 29 is obliquely blown to the surface of the corresponding LED bulb.
Wherein, the air nozzle 29 sets up in the place ahead of laminating foot 27, and the air current that air nozzle 29 blown out blows to the LED bulb surface, carries out contactless cleaning with the air granule that the LED bulb surface is attached, improves the surface cleanliness on LED bulb surface, avoids the air granule that the LED bulb surface is attached to influence the detection accuracy of laminating foot 27.
The mounting block 5 is fixedly connected with a fixing block 15, a T-shaped groove 16 is formed in the fixing block 15, a T-shaped sliding rod 17 is slidably connected in the T-shaped groove 16, a second spring 18 is fixedly connected between the T-shaped sliding rod 17 and the T-shaped groove 16, and the lower end of the T-shaped sliding rod 17 is fixedly connected with a limiting cap 19.
The rotary block 2 is provided with a groove 20, the groove 20 is rotationally provided with a disc 21, the bulb screw base 3 is arranged at the upper end of the disc 21, the lower end of the disc 21 penetrates through the rotary block 2 to extend to the lower end, the lower end of the disc 21 is provided with tooth grooves 22 distributed in an annular mode, the lower end of the rotary block 2 is provided with a motor 23, a central shaft of the motor 23 is fixedly connected with a first gear 24, the first gear 24 is meshed with the tooth grooves 22, and the output end of the motor 23 is electrically connected with an external power supply.
Install detection frame 25 on workstation 1, the right side wall of detection frame 25 is equipped with the arcwall face that laminates mutually with the bulb surface profile that waits to detect, equidistant a plurality of water spout 36 that are provided with on the right side wall arcwall face of detection frame 25, install on the right side wall of detection frame 25 and adsorb cotton 28, adsorb cotton 28 cover and locate on the water spout 36 of detection frame 25 right side wall, be convenient for adsorb cotton 28 and evenly adsorb bubble water, because adsorb bubble water on the cotton 28, and then evenly coat bubble water on the surface of bulb, if the bubble appears on the bulb surface then demonstrate that the surface has the gas leakage phenomenon, no bubble then proves the bulb and leak gas, with this gas tightness to the bulb surface detects.
The bottom of workstation 1 is provided with supporting leg 37, the middle part of supporting leg 37 is equipped with and is the fixed supporting bench 38 of level, the top fixed mounting of supporting bench 38 has aqua storage tank 32, the notch of aqua storage tank 32 up, aqua storage tank 32 sets up in the below of detecting frame 25, the notch middle part of aqua storage tank 32 stretches out and has a vertically jet column 34, the top of jet column 34 is provided with the air nozzle of upwards blowing, the inlet port that link up downwards has been seted up to the bulb spiro union seat 3 bottom of each turning piece 2, when the position of corresponding detecting frame 25 is removed to each turning piece 2, the inlet port of turning piece 2 bottom is linked together with the air nozzle on jet column 34 top.
Wherein, realize the cyclic utilization of bubble water, the bottom of jet column 34 is provided with second air receiving mouth 33, be convenient for with outside switch-on air supply, be convenient for blow the inlet port in rotating block 2 bottom through the air current of jet column 34 top spun, in leading to the LED bulb through the inlet port with the air current, whether have the bubble to produce through observing the LED bulb surface, and then detect the gas tightness such as aperture, crackle on the LED bulb surface.
The top end of the right side wall of the detection frame 25 is provided with a water spray nozzle 36 which extends outwards, the top end of the water spray nozzle 36 which extends outwards is provided with a guide plate 35 which inclines downwards, the guide plate 35 is fixed on the top end of the right side wall of the detection frame 25, the guide plate 35 is positioned at the top end of the axis of a bulb which moves onto the detection frame 25,
wherein, the bubble water sprayed by the water spray nozzle 36 is downwards guided by the guide plate 35, so that the bubble water sprayed by the water spray nozzle 36 is prevented from crossing the topmost end of the surface of the LED bulb, the bubble water is sprayed to the topmost end of the surface of the LED bulb by the guide plate 35, the bubble water evenly flows downwards from the topmost end of the surface of the LED bulb,
the invention also provides a method for detecting the surface of the LED bulb, which comprises the following steps:
s1, bulb installation: firstly, manually screwing a plurality of bulbs to be detected on corresponding bulb screw bases 3;
s2, intermittent transmission: intermittently rotating the LED bulbs arranged on the bulb screw base 3 in the step S1, and driving the rotating blocks 2 to intermittently rotate through the intermittent rotating shafts 31 so that the LED bulbs on the corresponding rotating blocks 2 move to the corresponding detection positions of the mounting blocks 5;
s3, moving the mounting block: detecting the LED bulb moved to the detection position of the mounting block 5 in the step S2, and sliding the mounting block 5 to the rightmost end in the chute 4 by sliding the mounting block 5 to detect the surface profile;
s4, contour detection: in step S3, the mounting block 5 slides to the rightmost end in the chute 4, at this time, the attaching pin 27 is attached to the surface of the bulb to be detected, the tip of the firing pin 8 is located at the middle position of the U shape of the metal block 12, then the motor 23 is started, the motor 23 drives the first gear 24 to rotate, because the first gear 24 is meshed with the tooth slot 22, and further drives the bulb to be detected on the disc 21 to rotate, the attaching pin 27 scrapes on the surface of the bulb to be detected, if the surface of the bulb to be detected is not bulged, the surface of the attaching pin 27 cannot be distorted, the tip of the firing pin 8 cannot be attached to the metal block 12, and further displays that the bulb 13 is not bright, if the surface of the bulb to be detected is not bulged, if the surface of the bulb to be detected is bulged, the attaching pin 27 scrapes to the bulged position, and causes distortion of the attaching pin 27 due to the obstruction of the bulge, and further drives the outer side end of the firing pin 8 to move backward, the tip of the firing pin 8 is attached to the inner front end of the U shape of the metal block 12, and displays that the bulb 13 is bright, if the bulb is detected, the bulb is not bright, the motor 23 is turned off, and the bulb is separated from the screw seat 3, and the bulb is detected, and the bulb 2 is continuously turned, and the bulb is not damaged, if the bulb is continuously turned, if the bulb is detected, and the bulb is continuously;
s5, rain detection: the LED bulb detected by the surface wheel in the step S4 is subjected to rain detection, the rotating block 2 is rotated through the intermittent rotating shaft 31, the LED bulb on the rotating block 2, which is subjected to surface profile detection, is rotated on the detection position of the detection frame 25, the adsorption cotton 28 on the detection frame 25 is attached to the surface of the bulb, the adsorption cotton 28 is adsorbed with bubble water, then the bubble water is coated on the surface of the bulb, if bubbles appear on the surface of the bulb, the surface is proved to have air leakage phenomenon, and if no bubbles exist, the bulb is proved to be air-tight, so that whether small holes and cracks exist on the surface of the bulb are detected in an airtight manner.
Working principle: firstly, a bulb to be detected is screwed on a bulb screw seat 3, then a rotating block 2 is rotated, the edge of the rotating block 2 is attached to a positioning bead 26 near a scraping device, the position of the rotating block 2 is determined, a mounting block 5 is slid in a sliding groove 4 to the rightmost end, at the moment, an attaching foot 27 is attached to the surface of the bulb to be detected, the tip of a firing pin 8 is positioned at the middle position of the U-shaped of a metal block 12, then a motor 23 is started, the motor 23 drives a first gear 24 to rotate, the first gear 24 is meshed with a tooth socket 22, the bulb to be detected on a disc 21 is further driven to rotate, the attaching foot 27 scrapes on the surface of the bulb to be detected, if the surface of the bulb to be detected is not protruded, the surface of the attaching foot 27 cannot be distorted, the tip of the firing pin 8 cannot be attached to the metal block 12, the bulb 13 is not bright, no problem is proved, if the surface of the bulb to be detected is protruded, the attaching foot 27 scrapes to a protruding position, the attaching foot 27 is distorted due to the obstruction of the protruding part, the attaching foot 27 is deformed, the outer end of the firing pin 8 is further driven to move backwards, the tip of the firing pin 8 is attached to the inner front end of the U-shaped part on the metal block 12, the bulb 13 is shown to be lightened, if the problem on the surface of the bulb is detected, the motor 23 is closed, the rotating block 2 is rotated to separate the bulb from the bulb screw seat 3 for the next continuous detection, if the problem on the surface of the bulb is detected, the rotating block 2 is continuously rotated to attach the bulb to the positioning bead 26 near the detection frame 25 through the positioning bead 26, at the moment, the adsorption cotton 28 on the detection frame 25 is attached to the surface of the bulb, the bubble water is adsorbed on the adsorption cotton 28, and then the bubble water is coated on the surface of the bulb, if the bubble appears on the surface of the bulb, the surface is proved to have the air leakage phenomenon, and no bubble is proved to be air leakage, thereby detecting the air tightness of the bulb surface.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a LED bulb surface detection device, includes workstation (1), its characterized in that: the automatic scraping device comprises a workbench (1), wherein the bottom end of the workbench (1) is provided with supporting legs (37) for supporting, one side of the top end of the workbench (1) is provided with an intermittent rotating shaft (31), one side of the intermittent rotating shaft (31) is intermittently rotated, a rotating ring (30) with a circular ring structure is fixedly arranged at the top end of the intermittent rotating shaft (31), a plurality of rotating blocks (2) are fixedly arranged at equal intervals at the top end of the rotating ring (30), a bulb screw base (3) is rotatably arranged on each rotating block (2), a plurality of LED bulbs are rotatably arranged on the bulb screw base (3) of each rotating block (2), a sliding groove (4) is formed in the workbench (1), a mounting block (5) is slidably arranged in the sliding groove (4), an opening (6) is formed in the mounting block (5), a scraping device is arranged in the opening (6), and a display component is arranged on the mounting block (5);
the scraping device comprises through holes (7) which are uniformly distributed are formed in the inner side walls of the openings (6), the through holes (7) are internally hinged with firing pins (8) through rotating shafts, the inner side ends of the firing pins (8) are sharp and extend into the mounting blocks (5), first springs (9) are sleeved on the firing pins (8), one ends of the first springs (9) are fixed with the inner walls of the mounting blocks (5), the other ends of the first springs (9) are fixedly connected with positioning rings (10), the positioning rings (10) are sleeved on the firing pins (8), the outer side ends of the firing pins (8) are fixed on attaching pins (27), the attaching pins (27) are of arc-shaped strip structures attached to the outlines of bulbs to be detected, the top ends of the attaching pins (27) are obliquely attached to the surfaces of the LED bulbs, the high ends of the attaching pins (27) which are obliquely attached face the rotating directions of the LED bulbs, and the LED bulbs (2) intermittently slide from the attaching pins (27) of the mounting blocks (5) through intermittent rotating shafts (31);
the detection device is characterized in that a detection frame (25) is arranged on the workbench (1), an arc-shaped surface which is fit with the surface profile of a bulb to be detected is arranged on the right side wall of the detection frame (25), a plurality of water spray nozzles (36) are arranged on the arc-shaped surface of the right side wall of the detection frame (25) at equal intervals, adsorption cotton (28) is arranged on the right side wall of the detection frame (25), and the adsorption cotton (28) is sleeved on the water spray nozzles (36) on the right side wall of the detection frame (25);
the bottom of the workbench (1) is provided with supporting legs (37), the middle of each supporting leg (37) is provided with a supporting table (38) which is horizontally fixed, the top of each supporting table (38) is fixedly provided with a water storage tank (32), the notch of each water storage tank (32) faces upwards, each water storage tank (32) is arranged below the corresponding detection frame (25), an upright air injection column (34) extends out of the middle of the notch of each water storage tank (32), the top of each air injection column (34) is provided with an air nozzle which blows upwards, the bottom end of a bulb screw seat (3) of each rotating block (2) is provided with an air inlet which runs through downwards, and when each rotating block (2) moves to the corresponding detection frame (25), the air inlet at the bottom end of each rotating block (2) is communicated with the air nozzle at the top end of the corresponding air injection column (34);
the detecting rack is characterized in that a water spray nozzle (36) extending outwards is arranged at the top end of the right side wall of the detecting rack (25), a downward-inclined guide plate (35) is arranged at the top end of the water spray nozzle (36) extending outwards, the guide plate (35) is fixed at the top end of the right side wall of the detecting rack (25), and the guide plate (35) is located at the top end of a bulb axis moving to the detecting rack (25).
2. The LED bulb surface inspection apparatus of claim 1, wherein: the display assembly comprises a mounting plate (11) mounted inside a mounting block (5), a metal block (12) matched with the firing pin (8) is mounted on the mounting plate (11), a display bulb (13) is mounted on the mounting block (5), the display bulb (13), the metal block (12) and the firing pin (8) are connected in series through wires, a storage battery (14) is mounted on the mounting block (5), and the storage battery (14) is connected in series with the display bulb (13).
3. The LED bulb surface inspection apparatus of claim 2, wherein: the front side wall of the mounting block (5) is provided with a plurality of air nozzles (29) at equal intervals along the surface of the attaching foot (27), each air nozzle (29) is obliquely fixed on the front side wall of the mounting block (5), the air blowing direction of each air nozzle (29) is obliquely fixed in front of the attaching foot (27), and the air blowing direction of each air nozzle (29) is obliquely blown to the surface of the corresponding LED bulb.
4. The LED bulb surface inspection apparatus of claim 1, wherein: the mounting block (5) is fixedly connected with a fixing block (15), a T-shaped groove (16) is formed in the fixing block (15), a T-shaped slide rod (17) is connected in the T-shaped groove (16) in a sliding mode, a second spring (18) is fixedly connected between the T-shaped slide rod (17) and the T-shaped groove (16), and a limiting cap (19) is fixedly connected to the lower end of the T-shaped slide rod (17).
5. The LED bulb surface inspection apparatus of claim 1, wherein: the bulb screw socket (3) is installed in the upper end of disc (21), the lower extreme of disc (21) runs through rotating block (2) and extends to the lower extreme, and tooth's socket (22) that annular distributed have been seted up to the lower extreme of disc (21), motor (23) are installed to the lower extreme of rotating block (2), the first gear (24) of center pin fixedly connected with of motor (23), first gear (24) and tooth's socket (22) meshing, the output and the external power supply electricity of motor (23) are connected.
6. The LED bulb surface detection method is characterized by comprising the following steps of: the method for detecting the surface of the LED bulb is completed by matching the device for detecting the surface of the LED bulb according to any one of the claims 3, 4 or 5, and specifically comprises the following steps:
s1, bulb installation: firstly, manually screwing a plurality of bulbs to be detected on corresponding bulb screw bases;
s2, intermittent transmission: intermittently rotating the LED bulbs arranged on the bulb screw base in the step S1, and driving the rotating blocks to intermittently rotate through the intermittent rotating shafts so that the LED bulbs on the corresponding rotating blocks move to the corresponding mounting block detection positions;
s3, moving the mounting block: detecting the LED bulb moved to the detection position of the mounting block in the step S2, and sliding the mounting block to the rightmost end in the chute by sliding the mounting block to detect the surface profile;
s4, contour detection: in the step S3, the mounting block slides to the rightmost end in the chute, at the moment, the attaching foot is attached to the surface of the bulb to be detected, the tip of the firing pin is positioned at the middle position of the U-shaped metal block, then the motor is started, the motor drives the first gear to rotate, the bulb to be detected on the disc is driven to rotate due to the meshing of the first gear and the tooth slot, the attaching foot scrapes the surface of the bulb to be detected, if the surface of the bulb to be detected is not bulged, the tip of the firing pin cannot attach to the metal block, the bulb is not bright, the surface of the bulb to be detected is proved to have no problem, if the surface of the bulb to be detected has a bulge, the attaching foot scrapes to the bulge position, the attaching foot is distorted due to the obstruction of the bulge, the attaching foot is deformed, the outer side end of the firing pin is driven to move backwards, the tip of the firing pin is attached to the inner front end of the U-shaped metal block, the bulb is displayed to be bright, if the surface of the bulb is detected to have a problem, the motor is closed, the bulb is screwed off from the bulb is continuously detected, and the bulb is continuously detected, if the surface detection of the bulb is continued, and the adapter is continuously rotated;
s5, rain detection: and (3) performing deluge detection on the LED bulb detected by the surface profile in the step (S4), rotating the rotating block through the intermittent rotating shaft, attaching the adsorption cotton on the rotating block to the surface of the bulb through the adsorption cotton on the detecting frame on the detecting position of the LED bulb rotating detecting frame detected by the surface profile, coating the surface of the bulb with bubble water due to the adsorption of the bubble water, and proving that the surface has air leakage phenomenon if bubbles appear on the surface of the bulb, proving that the bulb is not air-tight if no bubbles exist, and realizing air tightness detection on whether small holes and cracks exist on the surface of the bulb.
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| CN202011414442.2A CN112697396B (en) | 2020-12-07 | 2020-12-07 | LED bulb surface detection device and detection method |
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| CN112697396B true CN112697396B (en) | 2023-05-02 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57830A (en) * | 1980-05-31 | 1982-01-05 | Toshiba Corp | Surface detector for bulb of fluorescent lamp |
| CN205940893U (en) * | 2016-06-30 | 2017-02-08 | 保定来福汽车照明集团有限公司 | Slow leakage detecting appearance of bulb |
| CN207779370U (en) * | 2017-11-17 | 2018-08-28 | 四川施克电器有限公司 | A kind of High efficient light bulbs qualification rate detection device |
| CN208704692U (en) * | 2018-09-27 | 2019-04-05 | 广西桂芯半导体科技有限公司 | A kind of wafer sampling observation device |
| CN110702054B (en) * | 2019-11-05 | 2021-07-16 | 湖南航硕体育用品有限公司 | Sphericity detector for plastic ball |
| CN111855144B (en) * | 2020-07-30 | 2022-05-27 | 佛山市银铠照明电器有限公司 | Automatic testing arrangement of LED bulb |
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