A kind of LED shell fixture and use the LED production line of this device
Technical field
The present invention relates to LED manufacturing technology, particularly a kind of LED shell fixture and use the LED production line of this device.
Background technology
LED and semiconductor light-emitting-diode, LED is that light efficiency is high, little power consumption with high brightness white light-emitting diode light emitting source, life-span long, easy to control, non-maintaining, safety and environmental protection; Be solid cold light source of new generation, photochromic soft, gorgeous, rich and varied, low-loss, low energy consumption, environmental protection, be suitable for family, market, bank, hospital, hotel, throws light on other various public places for a long time in restaurant.Compared with traditional incandescent lamp bulb, LED can utilize equal-wattage to produce more light, and the working life of LED is than long 10 ~ 50 times of incandescent lamp bulb.
In addition, the structure of LED and mounting means also completely different from traditional lighting bulb.Wherein, LED ball bulb mainly comprises lamp holder, radiator, substrate, is mounted on the LED chip on substrate, and lampshade.In order to improve radiating effect, ordinary circumstance infrabasal plate mounts on a heat sink, and has larger contact area each other to improve heat-conducting effect.In order to make substrate firmly install on a heat sink, conventional mode is comprised and being connected by securing member, is engaged or use glue to bond by buckle structure.And the connected mode of engaging, the problems such as not only make lamp body structure more complicated, and require higher to element precision, assembling process is more complicated, and the management and control of engaging quality is more difficult.
Although undertaken bonding easy to operate by glue, in order to the firmness connected, often need to toast after a glue.The operating desk that patent document discloses a kind of LED lamp circuit plate that bonds of notification number CN 203254387 U, comprising: the fixed axis of vertically-arranged; The horizontal rotating disc in the middle part of this fixed axis is arranged on by bearing; Along circumferential several LED shell locating holes offered of horizontal rotating disc; The pressing handle corresponding with each LED shell position of positioning hole; Cover at the drying baker of horizontal rotating disc edge, the motion path of LED shell locating hole is inner through this drying baker; Be arranged on the scraper plate at fixed axis top, and along the end face of the horizontal rotating disc that reclines at the bottom of scraper plate; Be opened in the waste material whereabouts mouth on horizontal rotating disc, the contiguous fixed axis of this waste material whereabouts mouth is arranged.Said apparatus structure is simple, easy to use, improves the installation effectiveness of LED lamp circuit plate.
When said apparatus uses, substrate is compressed with coordinating of LED shell locating hole by pressing handle, substrate is installed more firm, but because in said apparatus, the size of LED shell locating hole is fixed, can only position by the lamp housing single to size, and the compacted position of pressing handle is also fixed, therefore the actual scope of application of said apparatus is very narrow.
But in fact LED ball bulb of a great variety and upgrade fast-growth, not only volume varies, and the shape of lamp housing also constantly changes and adjusts, corresponding, production equipment also will upgrade at any time, considerably increases equipment purchase cost.
Summary of the invention
The invention provides a kind of LED shell fixture, structure is simple, easy to use, effectively can improve the scope of application of LED ball bulb production equipment, equipment is still suitable under the quick more news of LED ball bulb structure, greatly reduces production cost.
A kind of LED shell fixture, comprise the fixed cover holding lamp housing, also comprise and being arranged on for tightening the extension spring of lamp housing in fixed cover, described extension spring at least one end is movably arranged on the sidewall of fixed cover.
Extension spring one end be movably arranged on the sidewall of fixed cover is the movable end of extension spring, and the sidewall of extension spring and fixed cover defines the installing hole holding lamp housing jointly.
The present invention is when installing lamp housing, lamp housing is fixed by arranging the extension spring of tightening lamp housing, extension spring has certain tensile elongation, be applicable to the LED shell of different size, and the movable end of extension spring can be regulated to the position regulating extension spring in fixed cover, thus regulate the size of the installing hole holding lamp housing further, thus make the scope of application of the present invention wider, be applicable to the LED shell that diameter differs.
As long as the size that both can regulate installing hole is installed in the activity of extension spring one end, but increases the quantity of movable end, can increase adjustable range, preferably, described extension spring two ends are all movably arranged on the sidewall of fixed cover.
Regulate the mode of the movable end of extension spring a lot, multiple fixture for fixing extension spring is such as set in fixed cover, complex structure can be made, operation is also inconvenient, when producing in enormous quantities, regulate inconvenient, in order to make the more convenient adjustment of movable end, preferably, the sidewall that described fixed cover is connected with the movable end of extension spring is provided with multiple locating hole circumferentially, described movable end passes arbitrary locating hole and is fixed with the limited block of conflicting with each locating hole, is provided with the adjustment passage passed through for movable end between adjacent positioned hole.Described movable end is fixed on locating hole by the setting of limited block, and by regulating passage to regulate the locating hole that is mated thus the activity realizing extension spring end is installed, easy to adjust.
In order to the movable end of extension spring is stable in locating hole, when lamp housing inserts installing hole, movable end can not exit locating hole automatically, preferably, and the back stop slot that the nearer sidewall of the bottom tool directed distance extension spring of each locating hole extends.After lamp housing inserts installing hole, extension spring stretches to nearer sidewall, and movable end is subject to the close pressure of the sidewall that distance extension spring is nearer, thus is stably limited in back stop slot.
Lamp housing cannot be limited to fixed cover center by single or two extension springs, and in order to the center making the lamp housing of different structure and size can be arranged on fixed cover, preferably, described extension spring is provided with at least three, and the central shaft around fixed cover is uniformly distributed.Above-mentioned setting makes the center of installing hole and the center superposition of fixed cover, when installing the lamp housing of different size, lamp housing still can be made to be positioned at the center of fixed cover.
The setting of extension spring can only regulate the diameter of lamp housing in banding position, but can not regulate applicable to the lamp housing of differing heights, preferably, described fixed cover comprises adjustable two-layer up and down of relative position, described extension spring is arranged on upper strata, and the outer wall of lower floor is provided with the position limiting structure for locating fixed cover.
The mode that the mutual direct position of levels of described fixed cover is adjustable is a lot, and conveniently regulate, preferably, the two-layer up and down of described fixed cover is threaded connection.As long as make levels mutually rotate, namely the position between levels can be regulated, after fixed cover is fixing by position limiting structure, the installing hole that upper strata is provided with for installing lamp housing lower floor can carry out height adjustment relatively, thus makes the present invention be applicable to the LED shell of differing heights.
Present invention also offers a kind of LED production line, comprise above-mentioned LED shell fixture and lamp housing erecting bed, described lamp housing erecting bed is provided with the lamp housing locating hole for installing fixed cover.
In LED production process, needing that LED chip substrate will be housed mounts on lamp housing, then carry out toasting and cooling, in the process of mounted substrate, need fixing lamp housing, LED production line of the present invention comprises lamp housing erecting bed, and lamp housing erecting bed is provided with the lamp housing locating hole coordinated with LED shell fixture.The present invention, when fixed L ED lamp housing, carrys out mounted LED lamp shell by LED shell fixture, thus makes the LED production line scope of application wider, when the structure of LED is maked rapid progress, ensure that production line can normally use, reduce the update cycle of production line, greatly reduce production cost.
When mounted substrate, need to arrange and compress the compressing member of substrate, thus make substrate sticking more firm, preferably, the side of described lamp housing erecting bed is hinged with cover plate, and described cover plate is provided with and coordinates with each lamp housing locating hole and after cover plate covers, to compress the briquetting of substrate.Be equipped with the pressing plate of briquetting and LED shell fixture of the present invention with the use of time, due to the setting of extension spring, thus when substrate compression block is extruded, there is certain buffering, thus the LED chip on substrate not easily damaged by pressure.
Beneficial effect of the present invention:
LED shell fixture of the present invention and use the LED production line of this device, be applicable to the LED shell of difformity and size, the scope of application of raising equipment, when the structure of LED is maked rapid progress, ensure that production line can normally use, extend the update cycle of production line, greatly reduce production cost; Also lamp housing is had to the function of buffer protection simultaneously, improve the quality of LED.
Accompanying drawing explanation
Fig. 1 is the part-structure schematic diagram of LED production line of the present invention.
Fig. 2 is the structural representation of LED shell fixture of the present invention.
Fig. 3 is the structural representation of another angle of LED shell fixture of the present invention.
Fig. 4 is the cross-sectional schematic that the LED shell fixture of lamp housing is equipped with in the present invention.
Fig. 5 is the structural representation of cover plate of the present invention.
Detailed description of the invention
As shown in Fig. 1 ~ 5, the LED production line of the present embodiment comprises LED substrate mounting apparatus, this LED substrate mounting apparatus comprises: the driving-chain 1 of annular and driven the lamp housing erecting bed 2 of circular flow by driving-chain 1, lamp housing erecting bed 2 is arranged continuously, installation glue application region 11 is being comprised along direction of transfer driving-chain 1, baking zone 12 and cooling zone 13, the hinged lamp housing erecting bed that makes of the chain of lamp housing erecting bed 2 one end and driving-chain 1 can vertical-transmission plane rocking.
Also comprise the circular orbit 3 supporting lamp housing erecting bed 2 other end, circular orbit 3 has corresponding with installation glue application region 11, for guiding lamp housing erecting bed 2 to the sinking section 31 of lower swing, in order to make lamp housing erecting bed 2 even running, in the present embodiment, circular orbit 3 is provided with inside and outside two-layer, the corresponding every bar circular orbit of lamp housing erecting bed is respectively equipped with the roller 21 of cooperation, circular orbit 3 also can arrange one deck or multilayer, wherein, the circular orbit of individual layer is set, can make lamp housing installing plate annularly track length direction arrange many rows roller when moving to sinking section, two row's rollers cannot recline with circular orbit simultaneously, make lamp housing installing plate fluctuation of service, affect the service life of equipment, the track arranging multilayer then can make structure more complicated, and have interference between each row's roller, also cannot recline completely with circular orbit.
The movement locus of driving-chain 1 comprises straight line and curved line, chain transmission is interconnected by link and forms, when the curvature of the transmission track of conveyer chain changes, change can be mutually adjusted in position between link, in the present embodiment, the chain of driving-chain 1 is movably installed with the connecting plate 4 for hinged described lamp housing erecting bed.The mode that connecting plate 4 is flexibly connected with chain is a lot, such as free gap is set, the modes such as connecting plate 4 adopts elastomeric material to make, in the present embodiment, connecting plate 4 is fixedly connected with chain by two bolts 41, and one of them bolt hole of connecting plate 4 is the bar hole 42 regulating connecting plate and chain relative position.
In the present embodiment, lamp housing erecting bed 2 is provided with the lamp housing locating hole 22 for mounted LED lamp shell fixture 10, and lamp housing locating hole 22 is provided with buffer gasket 23, effectively prevents lamp housing 5 from being damaged by lamp housing locating hole 22.
LED shell fixture 10 comprises the fixed cover 101 holding lamp housing 5, article three, be arranged in fixed cover 101 for tightening the extension spring 102 of lamp housing, extension spring 102 is uniformly distributed around the central shaft of fixed cover 101, on the sidewall of fixed cover 101, corresponding each extension spring 102 movable end is provided with one group of locating hole, often group locating hole comprises four locating holes 103 circumferentially, movable end passes arbitrary locating hole and is fixed with the limited block 104 of conflicting with each locating hole 103, the adjustment path 10 5 passed through for movable end is provided with between adjacent positioned hole 103, the back stop slot 106 that the nearer sidewall of the bottom tool directed distance extension spring of each locating hole extends.
Fixed cover 101 comprises adjustable two-layer up and down of relative position, extension spring is arranged on upper strata 107, the annular that the outer wall of lower floor 108 is provided with for locating fixed cover expands limit 109, the upper surface that annular expands limit 109 and buffer gasket 23 is against to install fixed cover 101, and the two-layer up and down of fixed cover 101 is threaded connection.
More firm in order to make substrate 51 paste, compressing member can also be set above lamp housing locating hole 22, in order to use with easy for installation, in the present embodiment, the side of lamp housing erecting bed is hinged with cover plate 7, and cover plate 7 is provided with and coordinates with each lamp housing locating hole 22 and after cover plate 7 covers, to compress the briquetting 71 of substrate 51.After covering cover plate 7, each briquetting 71 stretches into corresponding lamp housing and compresses substrate 51, and extension spring 102 is out of shape further, thus has certain buffering effect to briquetting compression substrate, avoids the LED chip 52 on briquetting 71 extrusion damage substrate.
In the present embodiment, baking zone 12 is the baking box 8 arranged along conveyer chain 1, and lamp housing erecting bed 2 enters baking, and the length of baking box 1 can be arranged according to baking time, and in cooling zone 13, the top of lamp housing erecting bed 2 is provided with fan 9, for accelerating cooling.
When the LED production line of the present embodiment works, according to the size of LED shell and the difference of structure of assembling, regulate each extension spring 102 in LED shell fixture 10, make extension spring 102 can banding lamp housing 5, regulate the position of the levels of positioning sleeve simultaneously, thus regulate extension spring 102 opposed annular being positioned at upper strata to expand the height on limit 109; After completing adjustment, LED shell fixture is installed on lamp housing erecting bed 2, and the upper surface making annular expand limit 109 and buffer gasket 23 against.
In installation glue application region, lamp housing erecting bed 2 is along circular orbit to lower swing, in the present embodiment, the length of lamp housing erecting bed 2 is 0.8m, is densely covered with lamp housing locating hole 22, can a large amount of lamp housing 5 of once mounting, after lower swing, its length of relative level face is reduced to 0.2m, thus handled easily person installs lamp housing 5 and puts glue mounted substrate 51, the front of substrate 51 is provided with LED chip 52, and the back side connects power module 53; Lamp housing erecting bed 2 is sent into baking box 8 and is heated by startup conveyer chain 1, and make glue curing, lamp housing erecting bed 2 leaves baking box 8 and enters cooling zone, fan 9 accelerating cooling, and the substrate completing LED is installed.Last lamp housing erecting bed 2 enters installation glue application region 11 again and carries out blanking, newer lamp housing is installed on lamp housing erecting bed 2 simultaneously.
In sum, the LED shell fixture of the present embodiment and use the LED production line of this device, be applicable to the LED shell of difformity and size, the scope of application of raising equipment, when the structure of LED is maked rapid progress, ensure that production line can normally use, extend the update cycle of production line, greatly reduce production cost; Also lamp housing is had to the function of buffer protection simultaneously, improve the quality of LED.