CN108351307A - For preparing the lighting unit that equipment identifies the equipment of impurity for weaving - Google Patents
For preparing the lighting unit that equipment identifies the equipment of impurity for weaving Download PDFInfo
- Publication number
- CN108351307A CN108351307A CN201680062326.4A CN201680062326A CN108351307A CN 108351307 A CN108351307 A CN 108351307A CN 201680062326 A CN201680062326 A CN 201680062326A CN 108351307 A CN108351307 A CN 108351307A
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- China
- Prior art keywords
- printed circuit
- circuit board
- optical
- lighting unit
- spacer bolt
- 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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- 239000012535 impurity Substances 0.000 title claims abstract description 12
- 238000009941 weaving Methods 0.000 title claims abstract description 8
- 230000003287 optical effect Effects 0.000 claims abstract description 189
- 125000006850 spacer group Chemical group 0.000 claims abstract description 101
- 238000007689 inspection Methods 0.000 claims abstract description 10
- 239000002657 fibrous material Substances 0.000 claims abstract description 5
- 238000007493 shaping process Methods 0.000 claims abstract description 5
- 230000002093 peripheral effect Effects 0.000 claims description 45
- 238000000034 method Methods 0.000 claims description 14
- 238000010276 construction Methods 0.000 claims description 10
- 238000003491 array Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 description 6
- 238000007639 printing Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8806—Specially adapted optical and illumination features
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8806—Specially adapted optical and illumination features
- G01N2021/8812—Diffuse illumination, e.g. "sky"
- G01N2021/8816—Diffuse illumination, e.g. "sky" by using multiple sources, e.g. LEDs
Landscapes
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The present invention relates to a kind of lighting units (1) for the equipment of identification impurity in preparing equipment in weaving, lighting unit (1) has multiple light emitting diodes (10) at least indirectly setting at least one printed circuit board (11), and the lighting unit is configured to：It is irradiated in the inspection channel of equipment, want clean fibrous material that can pass through the inspection channel, and light emitting diode (10) is associated with an optical body (12) respectively, the beam shaping for the light that the optical body is used to be emitted by light emitting diode (10).According to the present invention, in order to which optical body (12) is arranged at interval, spacer bolt (23) is equipped in front of light emitting diode (10), spacer bolt (23) extends between printed circuit board (11) and optical body (12), and optical body (12) is positioningly accepted in the plane for being parallel to printed circuit board (11) in front of light emitting diode (10), and limits the spacing of optical body (12) away from light emitting diode (10).
Description
Technical field
The present invention relates to a kind of lighting units for the equipment of identification impurity in preparing equipment in weaving, wherein illumination is single
Member has at least is arranged multiple light emitting diodes at least one printed circuit board indirectly, and the lighting unit is built
At for being injected into the inspection channel of equipment, clean fibrous material that can pass through the inspection channel, and light-emitting diodes
Pipe is associated with an optical body respectively, the beam shaping for the light that the optical body is used to be emitted by light emitting diode.In addition, this hair
It is bright to be related to a kind of method for installing this lighting unit.
Background technology
10 2,013 010 468 A1 of DE disclose a kind of weave for identification and prepare the equipment of the impurity in equipment, institute
Stating equipment, there is lighting unit, the lighting unit to have multiple at least one printed circuit board at least indirectly being arranged
Light emitting diode, and the lighting unit is configured to, and is irradiated in the inspection channel of equipment, and clean fibrous material
The channel can be passed through.It herein proposes, each diode is circularly arranged with associated optical body, discloses in addition, it is expected that each
A light source is individually directed at the inspection place checked within channel.To this description, light emitting diode sectional it is arranged such as electric
In the plane of sub-circuit board.Then, because the misalignment of light source part really checks place, lighting device part for example with
Equipped with Fresnel Lenses, light is redirect to desired direction by the Fresnel Lenses.This is proposed as an alternative, can also be used complete
Cease the direction deviation film of imaging.
Other than the lighting unit of the equipment of impurity for identification, video camera is also used, to identify fabaric mterial flow
In impurity, and impurity is detached and is chosen from the cotton of such as fabaric mterial flow clump.This required lighting unit is matched
Equipped with a large amount of light emitting diode, and for example a lighting unit has hundreds of to 1000 light emitting diodes, the hair
Optical diode must be associated with an optical body respectively.Light emitting diode sectional it is arranged in preferred multiple printed circuit boards
On, and therefore printed circuit board obtains in a row and the lighting unit for having larger lengths along principal spread direction each other.
The final products of light emitting diode on each printed circuit board usually may be cost-effective herein, such as
The light emitting diode of the light emitting diode of surface installation, the surface installation can be automatically applied on printed circuit board.No
It crosses, light emitting diode must additionally be equipped with optical body, and usually each light emitting diode is equipped with the optical body of itself,
Such as lenticular body, it is described that there is the lenticular body reflector shape and light emitting diode can be injected into via incidence opening
In mirror body.Optical body must be installed herein by means of retainer.Therefore, one must be equipped with for each light emitting diode to carry
The retainer of optical body, such as installed by means of technique for sticking.Herein 1000 are up in the light emitting diode for lighting unit
Occur apparent installation when a to expend, especially because optical body is different from each other and when needing classification.
Invention content
It is described to set the purpose of the present invention is being modified to the lighting unit of the equipment of identification impurity in weaving prepares equipment
It is standby to be simple structure and especially there is the installation reduced to expend.In particular, the structure of lighting unit should be improved in this way so that keep away
Fault-avoidance is accidentally installed.In addition, it is an object of the present invention to provide a kind of improved methods for installing lighting device.
The present invention includes following technical teaching：In order to which optical body is arranged at interval, between being equipped in front of light emitting diode
Every bolt, wherein spacer bolt extends between printed circuit board and optical body, and is being parallel in front of light emitting diode
Optical body is positioningly accepted in the plane of printed circuit board, and limits spacing of the optical body away from light emitting diode.
Core of the invention is that optical body is arranged before light emitting diode as simply as possible by means of spacer bolt
Side, to avoid using by the mode of optical body bonding connection in front of light emitting diode, and optical body can by means of
It is highly precisely positioned in front of light emitting diode every bolt.Here, avoiding direct between light emitting diode and optical body
Physical contact because light emitting diode be especially in the region of its surface of emission easily it is dirty.
By means of spacer bolt, optical body can in the planes be positioned relative to printed circuit board, and optical body is away from hair
The spacing of optical diode can highly precisely be limited by means of spacer bolt.Here, the light emitted by light emitting diode is being carried on the back
Face is injected into optical body, not only accurate in the planes but also in terms of spacing in front of light emitting diode to this optical body
Positioning be important.Using it is multiple, i.e. at least two, preferably at least three spacer bolts when, sending out in a simple manner
The setting that optical body is carried out in front of optical diode, without optical body to be directly positioned on printed circuit board.
It is particularly favourable that multiple optical bodies form the optical array of one piece construction, plurality of optical array is shining
In this way, so that each optical body is associated with a light emitting diode in front of diode.Thus it obtains single in installation illumination
The reduction of part to be mounted when first, because the optical array of one piece construction includes multiple optical bodies, in order to form photograph
Bright unit and the number of parts that must install significantly reduce.In particular, it is not necessary to again by optical body individually relative to light-emitting diodes
Pipe positions, and is enough entire optical array relative to multiple luminous two by means of only one installation process via spacer bolt
Pole pipe is aligned in a manner of identical positioning.Thus another advantage is, each optical body of optical array is relative to each other
Positioning, and finally must also only be accepted optical array to printed circuit board using corresponding spacer bolt.Whereby, it is each
Individual light emitting diode is established to the required incoming position in corresponding optical body, wherein can be by means of spacer bolt
Realize the not only positioning in the plane for being parallel to printed circuit board but also in terms of spacing.
According to optical array advantageous embodiment, the optical array has a loading plate, multiple optical bodies with
The loading plate constructs one-piece, and the optical body is mutually rigidly attached by means of the loading plate.Optical body phase
On loading plate and especially integrally the arrangement in loading plate corresponds to light emitting diode in printing electricity herein between mutually
Arrangement on the plate of road.If optical array with the spacing that limits and is correspondingly disposed in printing with the positioning method of plane
Circuit board, then can by only one installation steps to whole optical bodies of optical array be arranged printed circuit board on phase
The light emitting diode answered.Loading plate in this preferred planar construct and with optical body one-piece and material consistently for example
It is manufactured in plastic injection technique.In exiting side, loading plate especially forms plane, wherein the circular construction of optical body
Exit facet is integrated with the exit facet of the plane of loading plate.The integrally formed plane of loading plate is in the exit area of optical body
With surface structuration portion, to which the plane need not be interpreted as completely flat face in mathematical meaning.
Optical body is especially while form lens and reflector, and for example constitute to optical body infundibulate, and be injected into
Light in optical body can reflect in the boundary face of funnel shaped optical body and leave optical body via the exit facet of front.
Therefore, optical body is used as optical conductor, and the optical conductor has the characteristic of the beam shaping of line-type simultaneously.Funnel shaped light
It learns body and is extended the loading plate on the back side of loading plate, and lead in incident opening, the incident opening is configured to
For being injected light by means of light emitting diode.If optical array setting is square on a printed circuit, light emitting diode
It can be at least partially inserted into the incident opening of corresponding optical body, to which the light generated by light emitting diode can be substantially
It is fully injected into associated optical body.
Spacer bolt especially advantageously accepts multiple optical bodies via loading plate, to spacer bolt in printed circuit board and
Extend between loading plate.In order to engage the socket end of spacer bolt, mounting hole is introduced in loading plate, spacer bolt is held using it
End is connect to extend into the mounting hole.In order to avoid optical body and especially optical array square plane on a printed circuit
It is middle to cross many places positioning, and propose optical body, especially optical array and be parallel to print by means of only two mounting holes in loading plate
Printed circuit board and positioned in the plane in front of light emitting diode.First mounting hole is equipped in loading plate to this, this
One mounting hole is matched with the first centering peripheral wall on the socket end of spacer bolt, to via the first mounting hole and the first centering week
Matching between wall generates the plane positioning of optical array.In addition, the second mounting hole is configured to slot hole, the slot hole is with longitudinal side
To being directed toward the first mounting hole, and there is the slot hole one fixed width, the width to be matched with the first centering week of spacer bolt
Wall, to which optical array surrounds the turned position of the spacer bolt in the first mounting hole by means of the interval spiral shell in the second mounting hole
Bolt limits.Of course, it is possible to be equipped with other spacer bolts, other spacer bolts extend into same other in loading plate
Mounting hole in.However here, do not provide to be adapted to, so as to allow loading plate and other spacer bolts have it is common between
Gap.However, other spacer bolts be responsible for maintain optical array loading plate and printed circuit board between it is required between
Every.
In addition advantageously, the first and second mounting holes are arranged in the intermediate region of optical array.Since optical array passes through
It through limiting is positioned relative to printed circuit board by two mounting holes, so that erroneous effects is minimized in the following way：Optics battle array
There is whole optical bodies of row the spacing as small as possible away from two mounting holes, the mounting hole to play the work of positioning in the planes
With.
It is advantageously improved scheme according to one, lighting unit has heat sink, and heat sink upper at least one printing is accepted described
Circuit board, wherein printed circuit board is fixed on by means of spacer bolt on heat sink.In particular, there are following advantage, spacer bolt profit
With thread section be screwed into it is heat sink in, wherein spacer bolt have especially be adjacent to thread section second centering peripheral wall, printing
Circuit board is by the second centering peripheral wall positioning.Two centering peripheral walls on spacer bolt have extra high coaxial each other
Property, described two centering peripheral walls are for example only machined under clamped one time on spacer bolt, such as are added by turning
Work manufactures.It therefore ensures that, printed circuit board and optical array are precisely located in the planes each other.In addition, by being connected to
Printed circuit board is accepted in the thread section realization of second centering peripheral wall in a simple manner on heat sink.
The present invention additionally relates to a kind of method for installing lighting unit, wherein at least proposes following steps：It will at least
One printed circuit board is arranged on heat sink；By printed circuit board by means of present on spacer bolt second centering peripheral wall
While positioning, by the thread section of spacer bolt be transferred to it is heat sink in, and by optical body at least indirectly setting be spaced
On the socket end of bolt.It being used to form simply constructing very much for lighting unit by according to the method for the present invention, proposition is a kind of
Principle, based on as the heat sink of load-carrying unit, the load-carrying unit extends and is formed along the principal spread direction of lighting unit for this
The basic body of lighting unit.
Especially multiple printed circuit boards are set on heat sink undertaking side, and threaded hole is introduced into heat on accepting side
In heavy, the thread section of spacer bolt be screwed into it is described it is heat sink in.Here, spacer bolt is corresponding in printed circuit board
Hole is inserted into the second centering peripheral wall of spacer bolt in the hole of printed circuit board, and the hole is relative to spacer bolt
Centering.Then, optical body is arranged on the socket end of spacer bolt, on the whole by it is heat sink, by printed circuit board and light
It learns body and forms very simple construction.
It is particularly favourable that optical body is positioned by the first centering peripheral wall on the socket end of spacer bolt, and by
It is tightened on the first centering peripheral wall in screwing element.In multiple spacer bolts between printed circuit board and optical body especially
Two spacer bolts are used for positioning of the optical body relative to the plane of printed circuit board.
It is particularly favourable that multiple optical bodies form the optical array of one piece construction, wherein optical array has carrying
Plate, the loading plate, which has, introduces mounting hole therein, and wherein, and the first centering peripheral wall of at least two spacer bolts introduces
Into mounting hole, to which optical array positions in the planes relative to printed circuit board.
This method is further improved particularly by such as under type：A certain number of printed circuit boards are applied on heat sink,
The quantity also corresponds to the quantity of optical array.The basic side of each printed circuit board corresponds to the basic of optical array herein
Face, and printed circuit board and optical array are arranged side by side at along principal spread direction on heat sink.
Description of the drawings
The other measures for improving the present invention are hereinafter elaborated together with description of the drawings.Attached drawing is shown：
Fig. 1 shows the exploded view of printed circuit board and optical array together with the spacer bolt being arranged between them,
Fig. 2 shows along the hatching A-A in Fig. 4 run through lighting unit sectional view,
Fig. 3 shows details X according to fig. 2, and
Fig. 4 shows the partial view of lighting unit, and the lighting unit has multiple printed circuits being arranged on heat sink
Plate and optical array.
Specific implementation mode
Fig. 1 shows the exploded view of the printed circuit board 11 with the light emitting diode 10 applied on it, and is decomposing
The optical array 14 with multiple optical bodies 12 is shown in 11 front of printed circuit board in figure.View is shown：Printed circuit board 11
It is identical with 14 profile of optical array, and printed circuit board 11 and optical array 14 have fringe region 19, the fringe region
It is equipped with protruding portion 20.By the fringe region 19 can be laterally side-by-side multiple printed circuit boards 11 and multiple optics are set
Array 14.Optical array 14 is for example with 12 optical bodies 12, and optical body 12 is via the loading plate 15 of optical array 14
It keeps being combined with each other.15 plane earth of loading plate constitute, and optical body 12 on loading plate 15 overleaf towards printed circuit board
11 extend.The optical body 12 of funnel type configuration has the incident opening 21 at the back side, if 14 corresponding interval of optical array open
11 front setting of printed circuit board, then the light of light emitting diode 10 can be injected into the incident opening.
In order to which the setting of optical array 14 is used spacer bolt 23 with opening by corresponding interval in 11 front of printed circuit board,
In six spacer bolts 23 are illustratively set between printed circuit board 11 and optical array 14.Spacer bolt 23 and optics battle array
Mounting hole 18 in the loading plate 15 of row 14 is associated, and the socket end 13 of spacer bolt 23 has the first centering peripheral wall 23 ',
The first centering peripheral wall extends into mounting hole when optical array 14 to be placed on the socket end 13 of spacer bolt 23
In 18.In order to position optical array 14 in 11 plane in front of printed circuit board, it is equipped with the first mounting hole 18a, described first
Mounting hole is formed with the first centering peripheral wall 23 ' on the socket end 13 of associated spacer bolt 23 to be coordinated, to via first
Cooperation between the centering peripheral walls 23 ' of mounting hole 18a and first generates the positioning of the plane of optical array 14.Second mounting hole 18b
It is configured to slot hole, the slot hole has one fixed width to be longitudinally directed to the first mounting hole 18a, between the width is matched with
Every the first centering peripheral wall 23 ' of bolt 23, to the rotation position of spacer bolt 23 of the optical array in the first mounting hole 18a
It sets and is limited by means of the spacer bolt 23 in the second mounting hole 18b.Whereby, optical array 14 and printed circuit board 11 are completely fixed
Position.Here, other spacer bolts 23 can have the first centering peripheral wall 23 ', the peripheral wall has general in mounting hole 18 at this time
Logical gap, to not generate, optical array 14 is square on the printed circuit board 11 to cross many places positioning.
If optical array 14 is placed in using loading plate 15 on the socket end 13 of spacer bolt 23, and peripheral wall of feeling relieved
23 ' extend into mounting hole 18, then screwing element 24 is screwed into from the exiting side of optical array 14 in spacer bolt 23,
It is arranged on spacer bolt 23 to 14 self-supporting of last optical array.
Fig. 2 shows the drawing in side sectional elevation through lighting unit 1, wherein body lines A-A is shown in FIG. 4.The drawing in side sectional elevation is made
Heat sink 17 are shown for basic body, and in the heat sink middle introducing cooling duct 22, and cooling liquid is conducted through the cooling
Channel, to make heat sink 17 heat dissipation.
Heat sink 17 have undertaking side, and printed circuit board 11 is accepted in a manner of plane abutment on the undertaking side.Therefore,
The heat generated when light emitting diode 10 is run can be transmitted by the direct heat in from printed circuit board 11 to heat sink 17
It is drawn from light emitting diode 10.
The drawing in side sectional elevation shows that multiple spacer bolts 23, the spacing that optical array 14 is limited via the spacer bolt are held
It is connected on 11 front of printed circuit board.Optical array 14 has loading plate 15, and multiple optical bodies 12 are configured on the loading plate,
Wherein, two optical arrays in the multiple optical array 12 are shown in section.Optical body 12 is placed in luminous two in this way
10 front of pole pipe so that the light emitted by light emitting diode 10 can be injected into optical body in incident opening 21 directly overleaf
In 12.
Printed circuit board 11 is fixed on by means of spacer bolt 23 on heat sink 17, and mode is the end side of spacer bolt 23
Thread section 16 be screwed into heat sink 17.Here, spacer bolt 23 is corresponding in printed circuit board 11 by means of being introduced into
Hole and pass through printed circuit board 11.Optical array 14 via the loading plate 15 on the free socket end 13 of spacer bolt 23 and by
It accepts, and loading plate 15 is fixed on the socket end 13 of spacer bolt 23 via screwing element 24.Hereinafter, in conjunction with figure
3 detailed description details X.
Fig. 3 shows detail view X according to fig. 2, and shows the arrangement of spacer bolt 23, and via socket end 13
On spacer bolt 23 optical array 14 is accepted via loading plate 15.For the undertaking, the first peace in loading plate 15 is used
Hole 18a is filled, spacer bolt 23 is extended into using the first centering peripheral wall 23 ' in first mounting hole.First centering peripheral wall
23 ' formed with the cooperation of the first mounting hole 18a, to optical array 14 in the extension plane of the plane of loading plate 15 relative to
Bolt 23 of feeling relieved positions.Mounting hole 18a is adjacent to the optical body 12 of optical array 14 and penetrates, wherein being constructed on loading plate 15
There are multiple optical bodies 12.In order to fix arrangement of the loading plate 15 on the socket end 13 of spacer bolt 23, end side
Every being threaded into element 24 in bolt 23.
There is the second centering peripheral wall 23 ", the second centering peripheral wall to insert for the end of the printed circuit board side of spacer bolt 23
Enter in the hole in printed circuit board 11, and the printed circuit board is positioned relative to optical array 14 whereby.Spacer bolt 23
It is undertaken on heat sink 17, mode is that the spacer bolt is screwed by thread section 16 in heat sink 17.
As a result, obtaining optical array 14 and then optical body 12 relative to printed circuit board 11 and then relative to light-emitting diodes
The accurate plane positioning of pipe 10.The positioning carries out in very accurate way particularly by such as under type, that is, first and
Two centering peripheral walls 23 ' and 23 " concentrically with respect to one another, in particular, centering peripheral wall 23 ' and 23 " can under clamped one time for example by means of
Turnery processing manufactures.
Fig. 4 shows the partial view for the lighting unit 1 of the equipment of identification impurity when weaving prepares equipment, and shines
Bright unit 1 has heat sink 17 to be used as main structural elements.Being arranged side by side on heat sink 17 front side has multiple printed circuit boards
11, wherein printed circuit board 11 is arranged side by side along heat sink 17 principal spread direction L of elongated construction.
Printed circuit board 11 is directly placed on heat sink 17 continuing surface, is provided with luminous two on the printed circuit board
Pole pipe 10.Therefore, the setting of printed circuit board 11 carries out in this way so that the heat generated in light emitting diode 10 can be via
Heat sink 17 draw.11 front of printed circuit board is provided with optical array 14, wherein the extension of the planar of printed circuit board 11 has
There is the planar with the loading plate of optical array 15 to extend roughly the same basic side.It is shown in Fig. 1 in conjunction with printed circuit board 11
Edge region 19 in protruding portion 20 in this way design so that multiple optical arrays 14 can be arranged side by side, and along master prolong
It stretches direction L to be configured, wherein be not that optical array 14 is arranged in each shown 11 front of printed circuit board.
Attached drawing shows that there are six spacer bolts for setting between each printed circuit board 11 and the optical array 14
23, and optical array 14 is placed on spacer bolt 23, and each spacer bolt 23 is fixed on by corresponding screwing element 24
On loading plate 15.
Embodiments of the present invention are not limited to the preferred embodiment being illustrated above.More specifically, it is contemplated that
A large amount of variant schemes, even if the solution party shown can also be used in different types of embodiment in principle in the variant scheme
Case.The whole features and/or advantages including structure detail or space layout obtained from claims, instructions, or drawings
It should can not only individually and can be using different combinations as invention essential scope.
Reference numerals list：
1 lighting unit
10 light emitting diodes
11 printed circuit boards
12 optical bodies
13 socket ends
14 optical arrays
15 loading plates
16 thread sections
17 is heat sink
18 mounting holes
The first mounting holes of 18a
The second mounting holes of 18b
19 fringe regions
20 protruding portions
21 incident openings
22 cooling ducts
23 ' first centering peripheral walls
23 " second centering peripheral walls
24 screwing elements
L principal spread directions
Claims (according to the 19th article of modification of treaty)
1. a kind of lighting unit (1) for the equipment of identification impurity in preparing equipment in weaving, wherein the lighting unit
(1) there are multiple light emitting diodes (10) at least indirectly setting at least one printed circuit board (11), and described
Lighting unit is configured to：It is irradiated in the inspection channel of the equipment, clean fibrous material that can pass through the inspection
Channel, and the light emitting diode (10) is associated with an optical body (12) respectively, and the optical body is used to be shone by described
The beam shaping of the light of diode (10) transmitting,
It is characterized in that,
In order to which the optical body (12) is arranged at interval, spacer bolt (23) is equipped in front of the light emitting diode (10),
Wherein, the spacer bolt (23) extends between the printed circuit board (11) and the optical body (12), and described
The optical body (12) is positioningly accepted in the plane for being parallel to the printed circuit board (11) in front of light emitting diode (10),
And the spacing of the optical body (12) away from the light emitting diode (10) is limited,
Wherein, multiple optical bodies (12) form the optical array (14) of one piece constructions, wherein the printed circuit board (11) and
The optical array (14) has the fringe region (19) with protruding portion (20), to multiple printed circuit boards (11) and multiple
Optical array (14) can be arranged laterally side-by-sidely.
2. lighting unit (1) according to claim 1,
It is characterized in that,
Multiple optical arrays (14) are set in this way in front of the light emitting diode (10) so that each optical body (12) and a hair
Optical diode (10) is associated.
3. lighting unit (1) according to claim 2,
It is characterized in that,
There is the optical array (14) loading plate (15), multiple optical bodies (12) to be constituted one-piece with the loading plate, and
And the optical body (12) is rigidly connected to each other by means of the loading plate.
4. lighting unit (1) according to claim 3,
It is characterized in that,
The spacer bolt (23) accepts the multiple optical body (12) via loading plate (15), to the spacer bolt (23)
Extend between the printed circuit board (11) and the loading plate (15).
5. lighting unit (1) according to claim 3 or 4,
Mounting hole (18) is introduced in the loading plate (15), the spacer bolt (23) extends into institute with socket end (13)
It states in mounting hole.
6. lighting unit (1) according to claim 5,
It is characterized in that,
The optical body (12) is by means of two mounting holes (18a, 18b) in the plane for being parallel to the printed circuit board (11)
And it is positioned in front of the light emitting diode (10).
7. lighting unit (1) according to claim 6,
It is characterized in that,
First mounting hole (18a) is matched with the first centering peripheral wall (23 ') on the socket end (13) of the spacer bolt (23), from
And generate the optical array via the matching between first mounting hole (18a) and the first centering peripheral wall (23 ')
(14) plane positioning.
8. lighting unit (1) according to claim 7,
It is characterized in that,
Second mounting hole (18b) is configured to slot hole, and the slot hole is directed toward first mounting hole (18a) and institute with longitudinal direction
Stating slot hole, there is one fixed width, the width to be matched with the first centering peripheral wall (23 ') of the spacer bolt (23), to
The optical array (14) surrounds the turned position of the spacer bolt (23) in first mounting hole (18a) by means of described the
Spacer bolt (23) in two mounting holes (18b) limits.
9. the lighting unit (1) according to any one of claim 6 to 8,
It is characterized in that,
First and second mounting hole (18a) and (18b) are arranged in the intermediate region of the optical array (14).
10. lighting unit (1) according to any one of the preceding claims,
It is characterized in that,
Equipped with heat sink (17), at least one printed circuit board (11) of the heat sink upper undertaking and/or the printed circuit board
(11) it is fixed on heat sink (17) by means of spacer bolt (23).
11. lighting unit (1) according to claim 10,
It is characterized in that,
The spacer bolt (23) is screwed into using thread section (16) in heat sink (17), wherein the spacer bolt (23)
With the second centering peripheral wall (23 "), the printed circuit board (11) positions by the second centering peripheral wall.
12. method of the one kind for installing lighting unit according to any one of claim 1 to 11 (1),
It is characterized in that,
At least provided with following steps：
At least one printed circuit board (11) is arranged on heat sink (17),
While the printed circuit board (11) are positioned by means of the second centering peripheral wall (23 ") on spacer bolt (23),
The thread section (16) of spacer bolt (23) is screwed into heat sink (17),
By the optical body (12) at least indirectly setting on the socket end (13) of spacer bolt (23).
13. according to the method for claim 12,
It is characterized in that,
The optical body (12) positions on the first peripheral wall (23 ') on the socket end (13) of the spacer bolt (23), and
It is tightened on the first centering peripheral wall by means of screwing element (24).
14. according to the method for claim 13,
It is characterized in that,
Multiple optical bodies (12) form the optical array (14) of one piece construction, wherein the optical array (14) has carrying
Plate (15), the loading plate, which has, introduces mounting hole (18) therein, and wherein, and the first of at least two spacer bolts (23)
Centering peripheral wall (23 ') is introduced into the mounting hole (18), to which the optical array (14) is relative to the printed circuit board
(11) it positions in the planes.
Claims (14)
1. a kind of lighting unit (1) for the equipment of identification impurity in preparing equipment in weaving, wherein the lighting unit
(1) there are multiple light emitting diodes (10) at least indirectly setting at least one printed circuit board (11), and described
Lighting unit is configured to：It is irradiated in the inspection channel of the equipment, clean fibrous material that can pass through the inspection
Channel, and the light emitting diode (10) is associated with an optical body (12) respectively, and the optical body is used to be shone by described
The beam shaping of the light of diode (10) transmitting,
It is characterized in that,
In order to which the optical body (12) is arranged at interval, spacer bolt (23) is equipped in front of the light emitting diode (10),
Wherein, the spacer bolt (23) extends between the printed circuit board (11) and the optical body (12), and described
The optical body (12) is positioningly accepted in the plane for being parallel to the printed circuit board (11) in front of light emitting diode (10),
And limit the spacing of the optical body (12) away from the light emitting diode (10).
2. lighting unit (1) according to claim 1,
It is characterized in that,
Multiple optical bodies (12) form the optical array (14) of one piece construction, wherein in front of the light emitting diode (10)
Multiple optical arrays (14) are set in this way so that each optical body (12) is associated with a light emitting diode (10).
3. lighting unit (1) according to claim 2,
It is characterized in that,
There is the optical array (14) loading plate (15), multiple optical bodies (12) to be constituted one-piece with the loading plate, and
And the optical body (12) is rigidly connected to each other by means of the loading plate.
4. lighting unit (1) according to claim 3,
It is characterized in that,
The spacer bolt (23) accepts the multiple optical body (12) via loading plate (15), to the spacer bolt (23)
Extend between the printed circuit board (11) and the loading plate (15).
5. lighting unit (1) according to claim 3 or 4,
Mounting hole (18) is introduced in the loading plate (15), the spacer bolt (23) extends into institute with socket end (13)
It states in mounting hole.
6. lighting unit (1) according to claim 5,
It is characterized in that,
The optical body (12) is by means of two mounting holes (18a, 18b) in the plane for being parallel to the printed circuit board (11)
And it is positioned in front of the light emitting diode (10).
7. lighting unit (1) according to claim 6,
It is characterized in that,
First mounting hole (18a) is matched with the first centering peripheral wall (23 ') on the socket end (13) of the spacer bolt (23), from
And generate the optical array via the matching between first mounting hole (18a) and the first centering peripheral wall (23 ')
(14) plane positioning.
8. lighting unit (1) according to claim 7,
It is characterized in that,
Second mounting hole (18b) is configured to slot hole, and the slot hole is directed toward first mounting hole (18a) and institute with longitudinal direction
Stating slot hole, there is one fixed width, the width to be matched with the first centering peripheral wall (23 ') of the spacer bolt (23), to
The optical array (14) surrounds the turned position of the spacer bolt (23) in first mounting hole (18a) by means of described the
Spacer bolt (23) in two mounting holes (18b) limits.
9. the lighting unit (1) according to any one of claim 6 to 8,
It is characterized in that,
First and second mounting hole (18a) and (18b) are arranged in the intermediate region of the optical array (14).
10. lighting unit (1) according to any one of the preceding claims,
It is characterized in that,
Equipped with heat sink (17), at least one printed circuit board (11) of the heat sink upper undertaking and/or the printed circuit board
(11) it is fixed on heat sink (17) by means of spacer bolt (23).
11. lighting unit (1) according to claim 10,
It is characterized in that,
The spacer bolt (23) is screwed into using thread section (16) in heat sink (17), wherein the spacer bolt (23)
With the second centering peripheral wall (23 "), the printed circuit board (11) positions by the second centering peripheral wall.
12. method of the one kind for installing lighting unit according to any one of claim 1 to 11 (1),
It is characterized in that,
At least provided with following steps：
At least one printed circuit board (11) is arranged on heat sink (17),
While the printed circuit board (11) are positioned by means of the second centering peripheral wall (23 ") on spacer bolt (23),
The thread section (16) of spacer bolt (23) is screwed into heat sink (17),
By the optical body (12) at least indirectly setting on the socket end (13) of spacer bolt (23).
13. according to the method for claim 12,
It is characterized in that,
The optical body (12) positions on the first peripheral wall (23 ') on the socket end (13) of the spacer bolt (23), and
It is tightened on the first centering peripheral wall by means of screwing element (24).
14. according to the method for claim 13,
It is characterized in that,
Multiple optical bodies (12) form the optical array (14) of one piece construction, wherein the optical array (14) has carrying
Plate (15), the loading plate, which has, introduces mounting hole (18) therein, and wherein, and the first of at least two spacer bolts (23)
Centering peripheral wall (23 ') is introduced into the mounting hole (18), to which the optical array (14) is relative to the printed circuit board
(11) it positions in the planes.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015118795.7 | 2015-11-03 | ||
| DE102015118795.7A DE102015118795A1 (en) | 2015-11-03 | 2015-11-03 | Lighting unit for a device for foreign part recognition for spinning preparation |
| PCT/EP2016/073978 WO2017076576A1 (en) | 2015-11-03 | 2016-10-07 | Lighting unit for a device for identifying foreign parts during preparation for the spinning process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108351307A true CN108351307A (en) | 2018-07-31 |
Family
ID=57121250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680062326.4A Pending CN108351307A (en) | 2015-11-03 | 2016-10-07 | For preparing the lighting unit that equipment identifies the equipment of impurity for weaving |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP3371578A1 (en) |
| CN (1) | CN108351307A (en) |
| BR (1) | BR112018008725B8 (en) |
| DE (1) | DE102015118795A1 (en) |
| WO (1) | WO2017076576A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113227868A (en) * | 2018-11-08 | 2021-08-06 | 亮锐控股有限公司 | Optical arrangement with improved stability |
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Also Published As
| Publication number | Publication date |
|---|---|
| BR112018008725B1 (en) | 2021-05-11 |
| BR112018008725B8 (en) | 2022-07-05 |
| EP3371578A1 (en) | 2018-09-12 |
| WO2017076576A1 (en) | 2017-05-11 |
| DE102015118795A1 (en) | 2017-05-04 |
| BR112018008725A2 (en) | 2018-10-30 |
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Application publication date: 20180731 |