CN104384067B - One kind is used for LED light bar Glue dripping head for dispensing glue and dispensing method - Google Patents
One kind is used for LED light bar Glue dripping head for dispensing glue and dispensing method Download PDFInfo
- Publication number
- CN104384067B CN104384067B CN201410595907.7A CN201410595907A CN104384067B CN 104384067 B CN104384067 B CN 104384067B CN 201410595907 A CN201410595907 A CN 201410595907A CN 104384067 B CN104384067 B CN 104384067B
- Authority
- CN
- China
- Prior art keywords
- glue
- dispensing
- led light
- light bar
- dripping head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003292 glue Substances 0.000 title claims abstract description 176
- 238000000034 method Methods 0.000 title claims abstract description 40
- NOQGZXFMHARMLW-UHFFFAOYSA-N Daminozide Chemical group CN(C)NC(=O)CCC(O)=O NOQGZXFMHARMLW-UHFFFAOYSA-N 0.000 claims description 35
- 239000004744 fabric Substances 0.000 claims description 21
- 235000017060 Arachis glabrata Nutrition 0.000 description 4
- 244000105624 Arachis hypogaea Species 0.000 description 4
- 235000010777 Arachis hypogaea Nutrition 0.000 description 4
- 235000018262 Arachis monticola Nutrition 0.000 description 4
- 235000020232 peanut Nutrition 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 244000062793 Sorghum vulgare Species 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 235000019713 millet Nutrition 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/26—Processes for applying liquids or other fluent materials performed by applying the liquid or other fluent material from an outlet device in contact with, or almost in contact with, the surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
Landscapes
- Application Of Or Painting With Fluid Materials (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention provides a kind of dispensing method and the Glue dripping head for the dispensing method.On the one hand the dispensing method is more than the Glue dripping head of the width for treating LED light bar for dispensing glue using the width in section, therefore at the front to LED light bar or reverse side dispensing, part glue understands leakage current to the side of LED light bar, in addition, the viscosity of this method Reasonable adjustment glue, enable that glue hangs over the side of LED light bar until being oven-dried within the regular hour, therefore, using this dispensing method, after the obverse and reverse dispensing to LED light bar, the side of LED light bar is also natural to be coated by glue, without individually carrying out dispensing to side again, it is effectively reduced technological process for dispensing glue, improve dispensing efficiency, reduce dispensing cost.
Description
Technical field
The invention is related to LED light bar dispensing technology field, more particularly to a kind of to be used for LED light bar Glue dripping head for dispensing glue
And dispensing method.
Background technology
In field of LED illumination, it is sometimes necessary to be used as luminescence component, such as Publication No. using to some LED light bars
LED stem disclosed in the patent document of CN 104075170A（That is LED light bar）, it is by many small-sized LED lamp tubes
As wick, a ray structure for class incandescent lamp is constituted by these wicks, i.e., traditional tungsten filament is substituted by LED lamp tube.No
Speech is self-evident, and LED lamp tube allows for 360 degree of luminous illumination effects that can reach similar tungsten filament, otherwise final whole lamp
It is luminous will be extremely uneven.It is specific for LED light bar for how to realize that 360 degree light, and have in the industry multiple technologies scheme at present
Structure, may be referred to the patent document of Publication No. CN104075170A, but no matter which kind of technical scheme, it is finally all necessary
Dispensing operation is carried out to LED light bar, i.e., coats by LED light bar with glue, this aspect is in order at LED light bar light-out effect
Consideration, be on the other hand also the insulation requirements of LED light bar.
At present, the substrate of LED light bar is mostly flat, and it includes tow sides and two sides, current point
Gluing method is usually the size for making glue head right with strict of the size for treating face for dispensing glue, then to each face（Front, reverse side and two
Individual side）Dispensing is carried out respectively, is required for carrying out the glue exsiccation of the baking above after the completion of each millet cake glue, that is to say, that for
One LED light bar, in the prior art, it needs that after carrying out four dispensings, four bakings dispensing operation could be completed.
Innovation and creation content
The purpose of the invention is to avoid above-mentioned weak point of the prior art and providing one kind can effectively subtract
Lack process step for dispensing glue, improve the dispensing method of dispensing efficiency and apply and the Glue dripping head in the dispensing method.
Innovation and creation thinking：In the prior art, due to needing each face to carry out dispensing, therefore technical process is cumbersome, right
This inventor notice if can a dispensing operation cloth glue is carried out to multiple faces, it is possible to reduce dispensing step, improve
Dispensing efficiency；Additionally, inventor is also noted that the substrate of LED light bar is mostly flat, this is just meaned to the side of LED light bar
The area in face is smaller, and the demand to glue is less, thus inventor think can be by obverse and reverse dispensing season portion
Divide glue leakage current to side, while the appropriate viscosity for heightening glue enables that glue hangs within the regular hour
The side of LED light bar until be oven-dried, so as to may be implemented in the situation in front or reverse side dispensing and drying only to LED light bar
The side of lower LED light bar is also wrapped by.
The purpose of the invention is achieved through the following technical solutions：
It is used for LED light bar Glue dripping head for dispensing glue there is provided one kind, the width for going out glue surface of the Glue dripping head is more than treats dispensing
LED light bar width, along treating the length direction of dispensing LED light bar for dispensing direction, the Glue dripping head with treat LED for dispensing glue
Bar is relatively moved with cloth glue along dispensing direction.
Wherein, the plastic emitting face of the Glue dripping head includes middle part and is arranged at the alar part of middle part side, the middle part and alar part
Orientation it is vertical with the dispensing direction, LED light bar is directed at during the middle part dispensing, be partially away from during the alar part dispensing
LED light bar, on the dispensing direction, the maximum length of the maximum length less than alar part at the middle part.
Wherein, the both sides at the middle part are symmetrically arranged with the alar part.
Wherein, the line at the center of the center at the middle part and alar part is vertical with the dispensing direction.
Wherein, the alar part includes inside portion and outside portion, the outside portion successively laterally from the junction with middle part
Length on the dispensing direction is tapered into by being laterally away from medial side near middle part.
Wherein, length of the inside portion on the dispensing direction is become larger by being laterally away from middle part near middle part.
Wherein, the alar part be shaped as it is circular or oval.
A kind of LED light bar dispensing method that cloth glue is carried out using above-mentioned Glue dripping head, the viscosity of dispensing glue are also provided
It is 30000-45000mP.s, dispensing step includes：
Front dispensing step：The face-up of LED light bar for dispensing glue is treated in order, and the middle part of Glue dripping head is located at treats LED for dispensing glue
The positive top of lamp bar, the wing portion of Glue dripping head deviates LED light bar so that part glue flows to the side of LED light bar,
Glue dripping head with treat LED light bar for dispensing glue along dispensing direction relatively move with cloth glue；
First baking procedure：The LED light bar that front cloth glue is completed is toasted so that the glue in LED light bar is dried
It is dry；
Reverse side dispensing step：The face-up of LED light bar for dispensing glue is treated in order, and the middle part of Glue dripping head is located at treats LED for dispensing glue
The top of the reverse side of lamp bar, the wing portion of Glue dripping head deviates LED light bar so that part glue flows to the side of LED light bar,
Glue dripping head with treat LED light bar for dispensing glue along dispensing direction relatively move with cloth glue；
Second baking procedure：The LED light bar that reverse side cloth glue is completed is toasted so that the glue in LED light bar is dried
It is dry.
Wherein dispensing when treat LED light bar for dispensing glue edge correspondence be located at the outside portion lower section.
Wherein, the first row baking procedure and the second baking procedure are：LED light bar is inserted in 80-120 DEG C of environment
Baking 10-30min, then inserts in 150-170 DEG C of environment and toasts 1-3 hours again.
The beneficial effect of the invention：The invention provides a kind of dispensing method and the point for the dispensing method
Glue head.On the one hand the dispensing method is more than the Glue dripping head of the width for treating LED light bar for dispensing glue using the width in section, therefore right
Part glue understands leakage current to the side of LED light bar when the front of LED light bar or reverse side dispensing, additionally, this method is rationally adjusted
The viscosity of whole glue so that glue can hang over the side of LED light bar until being oven-dried within the regular hour, therefore, adopt
This dispensing method is used, after the obverse and reverse dispensing to LED light bar, the side of LED light bar is also natural to be coated by glue, without
Dispensing individually is carried out to side again, technological process for dispensing glue is effectively reduced, dispensing efficiency is improve, dispensing cost is reduced.
Brief description of the drawings
The invention is described further using accompanying drawing, but embodiment in accompanying drawing is not constituted to the invention
Any limitation, for one of ordinary skill in the art, on the premise of not paying creative work, can also be according to following attached
Figure obtains other accompanying drawings.
Fig. 1 goes out glue surface structural representation for the Glue dripping head of the embodiment 1 of the invention creation.
Fig. 2 goes out glue surface structural representation for the Glue dripping head of the embodiment 2 of the invention creation.
Fig. 3 goes out glue surface structural representation for the Glue dripping head of the embodiment 3 of the invention creation.
Included in Fig. 1 to Fig. 3：
1 --- --- --- inside portion, 22 --- outside portion, 3 --- LED light bar 3 of alar part, 21 of middle part, 2.
It is along LED light bar that the four-headed arrow of LED light bar side is designated as dispensing direction, i.e. dispensing direction in Fig. 1 to Fig. 3
Length direction is advanced.
Specific embodiment
The invention is further described with the following Examples.
Embodiment 1
One of a kind of specific embodiment for the Glue dripping head for dispensing glue of LED light bar 3 of the invention, as shown in figure 1, should
The width for going out glue surface of dispensing glue head is more than the width for treating LED light bar for dispensing glue 3, and goes out glue surface substantially in peanut shape,
Specific analysis, the plastic emitting face of the peanut shape includes middle part 1 and is symmetrically distributed in the alar part 2 of 1 both sides of middle part, the He of middle part 1
The orientation of alar part 2 is vertical with the dispensing direction, in the present embodiment, middle part 1 is shaped as rectangle, and alar part 2 is shaped as
It is circular（The round-shaped partial stack of alar part 2 is in middle part 1）, the center of circle for crossing alar part 2 does one parallel to alar part 2 and middle part 1
The straight line of connecting line, can be inside portion 21 and outside portion 22 by 2 points of alar part, it will be apparent that, by inner side（Near medial side）To outside
（Away from medial side）, length of the inside portion 21 on the dispensing direction becomes larger, and the outside portion 22 is in the dispensing side
Upward length is tapered into, and treats that the edge correspondence of LED light bar for dispensing glue 3 is located at the lower section of the outside portion 22 during dispensing.
With reference to above-mentioned Glue dripping head, the technical program uses following dispensing flow：
Front dispensing step：The middle part 1 of Glue dripping head is made to be located at the positive top for treating LED light bar for dispensing glue 3, Glue dripping head
Alar part 2 is partially away from LED light bar 3 so that part glue flows to the side of LED light bar 3, then makes Glue dripping head and treats for dispensing glue
LED light bar 3 is relatively moved with cloth glue along dispensing direction；
First baking procedure：The LED light bar 3 that front cloth glue is completed is toasted, LED light bar 3 is inserted 80-120 DEG C
Environment in toast 10-30min, then insert again in 150-170 DEG C of environment toast 1-3 hours so that in LED light bar 3
Glue is oven-dried；Because glue can fall before in the stage viscosity of beginning to warm up and then raise again, therefore herein using first appropriate
Low-temperature bake avoids viscosity from dropping to low-level, improves temperature again after viscosity goes back up to certain level and accelerates baking.
Reverse side dispensing step：Upset LED light bar 3, makes the middle part 1 of Glue dripping head positioned at the reverse side for treating LED light bar for dispensing glue 3
Top, the alar part 2 of Glue dripping head is partially away from LED light bar 3 so that part glue flows to the side of LED light bar 3, Glue dripping head with treat
LED light bar for dispensing glue 3 is relatively moved with cloth glue along dispensing direction；
Second baking procedure：The LED light bar 3 that reverse side cloth glue is completed is toasted, LED light bar 3 is inserted 80-120 DEG C
Environment in toast 50-70min, then insert again in 150-170 DEG C of environment toast 4-6 hours so that in LED light bar 3
Glue is oven-dried.
In above-mentioned dispensing flow, the viscosity of glue is 30000-45000mP.s, and the viscosity of more excellent glue is selected
It is selected as 35000-40000mP.s.
Present embodiments provide a kind of dispensing method and the Glue dripping head for the dispensing method.On the one hand the dispensing method is adopted
It is more than the Glue dripping head of the width for treating LED light bar for dispensing glue 3 with the width in section, therefore in the front to LED light bar 3 or reverse side
Part glue understands leakage current to the side of LED light bar 3 during dispensing, additionally, the viscosity of this method Reasonable adjustment glue so that glue
Water energy enough hangs over the side of LED light bar 3 until being oven-dried within the regular hour, therefore, using this dispensing method, to LED
After the obverse and reverse dispensing of lamp bar 3, the side of LED light bar 3 is also natural to be coated by glue, without individually being carried out a little to side again
Glue, is effectively reduced technological process for dispensing glue, improves dispensing efficiency, reduces dispensing cost.
Further, to use out glue surface be the Glue dripping head of peanut shape, and two centers of alar part 2 of Glue dripping head go out
Glue amount is maximum, then successively decreases to both sides, and because glue all has certain mobility, middle part 1 is due to size（Refer in the dispensing
Length on direction）Less than the size of two alar parts 2, therefore gel quantity is less than two alar parts 2, and the glue of two alar parts 2 can be to middle part 1
Flowing, therefore the gel quantity at final middle part 1 can also keep q.s, on the other hand, the part glue of two alar parts 2 can also be flowed to be treated
The side of LED light bar for dispensing glue 3, because the lateralarea of LED light bar 3 is smaller, required glue quantity is smaller, therefore relies on alar part 2
The glue that leakage current goes out also disclosure satisfy that.To sum up, glue surface is used out to be best able to meet the dispensing side for the Glue dripping head of peanut shape
The demand of method is, it is necessary to explanation, in the present embodiment, the shape of alar part 2 can also be oval.
Embodiment 2
The two of a kind of specific embodiment for the Glue dripping head for dispensing glue of LED light bar 3 of the invention, the master of the present embodiment
Want technical scheme same as Example 1, in the present embodiment unaccounted feature, using the explanation in embodiment 1, herein no longer
Repeated.The present embodiment is that the glue surface that of Glue dripping head only has an alar part 2, as shown in Fig. 2 adopting with the difference of embodiment 1
With the Glue dripping head of this structure, it is that it can carry out cloth glue to LED light bar 3 side in the front dispensing to LED light bar 3,
When the reverse side to LED light bar 3 carries out dispensing, it can carry out cloth glue to another side of LED light bar 3, so that same energy
It is enough to realize the purpose that dispensing twice both coat LED light bar 3.
Embodiment 3
The three of a kind of specific embodiment for the Glue dripping head for dispensing glue of LED light bar 3 of the invention, the master of the present embodiment
Want technical scheme same as Example 1, in the present embodiment unaccounted feature, using the explanation in embodiment 1, herein no longer
Repeated.The present embodiment is with the difference of embodiment 1：As shown in figure 3, the inside portion of the alar part 2 for going out glue surface of Glue dripping head
21 is rectangle, outside portion 22 be shaped as semicircle, i.e. outside portion 22 along the dispensing direction length by Inside To Outside by
Gradual change is small.Using this structure, preferably cloth glue effect can be equally waited until, herein it is noted that those skilled in the art
Member can be adjusted flexibly the shape of inside portion 21 or outside portion 22 according to real needs.
Finally it should be noted that above example is only used to illustrate the technical scheme of the invention, rather than to this hair
It is bright create protection domain limitation, although being explained to the invention with reference to preferred embodiment, this area it is general
It is logical it will be appreciated by the skilled person that can be modified to the technical scheme of the invention or equivalent, without deviating from this
The spirit and scope of innovation and creation technical scheme.
Claims (9)
- It is 1. a kind of to be used for LED light bar Glue dripping head for dispensing glue, it is characterised in that：The width for going out glue surface of the Glue dripping head is more than to be treated a little The width of the LED light bar of glue, along treating the length direction of dispensing LED light bar for dispensing direction, the Glue dripping head with treat LED for dispensing glue Lamp bar relatively moves along dispensing direction and include middle part with the plastic emitting face of Glue dripping head described in cloth glue and be arranged at the alar part of middle part side, The orientation of the middle part and alar part is vertical with the dispensing direction, and LED light bar, the alar part are directed at during the middle part dispensing LED light bar is partially away from during dispensing, on the dispensing direction, the maximum length of the maximum length less than alar part at the middle part.
- 2. as claimed in claim 1 a kind of for LED light bar Glue dripping head for dispensing glue, it is characterised in that：The both sides at the middle part It is symmetrically arranged with the alar part.
- 3. as claimed in claim 1 a kind of for LED light bar Glue dripping head for dispensing glue, it is characterised in that：The center at the middle part It is vertical with the dispensing direction with the line at the center of alar part.
- 4. as claimed in claim 1 a kind of for LED light bar Glue dripping head for dispensing glue, it is characterised in that：The alar part is from in The junction in portion includes inside portion and outside portion successively laterally, and length of the outside portion on the dispensing direction is by being close to Middle part is laterally away from medial side and tapers into.
- 5. as claimed in claim 4 a kind of for LED light bar Glue dripping head for dispensing glue, it is characterised in that：The inside portion is in institute The length stated on dispensing direction is become larger by being laterally away from middle part near middle part.
- 6. as claimed in claim 4 a kind of for LED light bar Glue dripping head for dispensing glue, it is characterised in that：The shape of the alar part It is circular or ellipse.
- 7. a kind of LED light bar dispensing method：It is characterized in that：Cloth is carried out using the Glue dripping head of any one of claim 1 to 6 Glue, the viscosity of dispensing glue is 30000-45000mP.s, and dispensing step includes：Front dispensing step：The face-up of LED light bar for dispensing glue is treated in order, and the middle part of Glue dripping head is located at treats LED light bar for dispensing glue Positive top, the wing portion of Glue dripping head deviates LED light bar so that part glue flows to the side of LED light bar, dispensing Head with treat LED light bar for dispensing glue along dispensing direction relatively move with cloth glue；First baking procedure：The LED light bar that front cloth glue is completed is toasted so that the glue in LED light bar is oven-dried；Reverse side dispensing step：The face-up of LED light bar for dispensing glue is treated in order, and the middle part of Glue dripping head is located at treats LED light bar for dispensing glue Reverse side top, the wing portion of Glue dripping head deviates LED light bar so that part glue flows to the side of LED light bar, dispensing Head with treat LED light bar for dispensing glue along dispensing direction relatively move with cloth glue；Second baking procedure：The LED light bar that reverse side cloth glue is completed is toasted so that the glue in LED light bar is oven-dried.
- 8. a kind of LED light bar dispensing method as claimed in claim 7, it is characterised in that：Using the dispensing described in claim 4 Head carries out cloth glue, treats that the edge correspondence of LED light bar for dispensing glue is located at the outside portion lower section during dispensing.
- 9. a kind of LED light bar dispensing method as claimed in claim 7, it is characterised in that first baking procedure and second dries Roasting step is：10-30min is toasted in the environment that LED light bar is inserted 80-120 DEG C, 150-170 DEG C of environment is then inserted again Middle baking 1-3 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410595907.7A CN104384067B (en) | 2014-10-30 | 2014-10-30 | One kind is used for LED light bar Glue dripping head for dispensing glue and dispensing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410595907.7A CN104384067B (en) | 2014-10-30 | 2014-10-30 | One kind is used for LED light bar Glue dripping head for dispensing glue and dispensing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104384067A CN104384067A (en) | 2015-03-04 |
| CN104384067B true CN104384067B (en) | 2017-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410595907.7A Active CN104384067B (en) | 2014-10-30 | 2014-10-30 | One kind is used for LED light bar Glue dripping head for dispensing glue and dispensing method |
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| CN (1) | CN104384067B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107583816A (en) * | 2017-09-01 | 2018-01-16 | 江门市秦粤照明科技有限公司 | A kind of lamp bar adhesive supplier |
| JP7438217B2 (en) * | 2018-08-10 | 2024-02-26 | コーニング インコーポレイテッド | Apparatus and method for producing glass ribbon |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9478719B2 (en) * | 2010-11-08 | 2016-10-25 | Bridgelux, Inc. | LED-based light source utilizing asymmetric conductors |
| DE102011086365A1 (en) * | 2011-11-15 | 2013-05-16 | Tridonic Gmbh & Co Kg | LED assembly for retrofit LED lamp, has strip conductor that is electrically connected with the LED chip |
| CN202447248U (en) * | 2012-02-24 | 2012-09-26 | 淄博金鼎光电科技有限公司 | Dispensing plate for quickly manufacturing light emitting diode (LED) light bars |
| CN103840071B (en) * | 2014-03-21 | 2016-08-17 | 苏州东山精密制造股份有限公司 | A kind of LED lamp bar manufacture method and LED lamp bar |
| CN103972369B (en) * | 2014-05-26 | 2017-01-18 | 苏州东山精密制造股份有限公司 | LED (Light Emitting Diode) lamp bar and manufacturing method thereof |
| CN204338416U (en) * | 2014-10-30 | 2015-05-20 | 木林森股份有限公司 | A kind of Glue dripping head for LED lamp bar point glue |
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| CN104384067A (en) | 2015-03-04 |
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