CN101940997A - Be used for improved slack adjuster, the slit die of slit die and spraying equipment with above-mentioned slack adjuster and slit die - Google Patents
Be used for improved slack adjuster, the slit die of slit die and spraying equipment with above-mentioned slack adjuster and slit die Download PDFInfo
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- CN101940997A CN101940997A CN2010102472812A CN201010247281A CN101940997A CN 101940997 A CN101940997 A CN 101940997A CN 2010102472812 A CN2010102472812 A CN 2010102472812A CN 201010247281 A CN201010247281 A CN 201010247281A CN 101940997 A CN101940997 A CN 101940997A
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- lip
- gap adjustment
- slit die
- gap
- slack adjuster
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- 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
- B05C5/0254—Coating heads with slot-shaped outlet
- B05C5/0262—Coating heads with slot-shaped outlet adjustable in width, i.e. having lips movable relative to each other in order to modify the slot width, e.g. to close it
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- 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
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1002—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves
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Abstract
The invention discloses a kind of improved slack adjuster, the slit die of slit die and spraying equipment of being used for above-mentioned slack adjuster and slit die.Slack adjuster according to the present invention is used for slit die, and this slit die comprises a pair of first lip positioned opposite to each other and second lip.Slack adjuster according to the present invention comprises: the gap adjustment nut; Be arranged on the block on the top of gap adjustment nut; Set bolt with the engagement of gap adjustment nut thread; Be used for the gap adjustment nut is fixed to the retaining element of the downside of the downside of first lip or second lip; And packing ring, it is arranged on the gap adjustment nut and is formed between the interior shoulder of spatial accommodation, this spatial accommodation is formed on the downside of first lip or the downside of second lip, the gap adjustment nut is contained in this spatial accommodation, this packing ring has the big hardness of hardness of ratio gap adjusting nut, wherein, the gap adjustment nut is arranged in the spatial accommodation in the horizontal direction; Wherein, set bolt is fixed to first lip or second lip by the retaining element in being used for the cavity of gap adjustment, and this cavity is arranged on the bottom of first lip or the bottom of second lip in vertical direction.
Description
Technical field
The present invention relates to a kind of improved slack adjuster, the slit die of slit die and spraying equipment of being used for above-mentioned slack adjuster and slit die.More specifically, the present invention relates to a kind of improved slack adjuster, the slit die of slit die and spraying equipment of being used for above-mentioned slack adjuster and slit die, the amount that it can come control gap accurately to regulate by the gap between the lip of adjusted slit die in the horizontal direction, and make gap adjustment become easy, these are different with the method in gap between the lip of regulating slit die in vertical direction of prior art, and can also reduce cost significantly and easier maintenance by the parts that reduce slack adjuster.
Background technology
Usually, the spraying equipment with slit die is used for application of liquid is sprayed on matrix or workpiece, and for example face glass (hereinafter being called " workpiece ") is so that make PDP or LCD.
More specifically, accompanying drawing 1a schematically shows the spraying equipment that is used to make PDP or LCD according to prior art.
1a with reference to the accompanying drawings, at the desk-top sprayer that is used for making PDP or LCD (hereinafter being called " spraying equipment ") 100, used spraying method, wherein, as being placed on platform or the absorptive table 112, the application of liquid of needs is coated on the face glass 110 by moving the slit die 120 be attached on the framework 125 in the horizontal direction by the face glass 110 of spraying workpiece.
By using above-described spraying equipment application of liquid to be sprayed on the face glass 110 in the method that forms coated film, when application of liquid is supplied to and when slit die 130 sprays, the accuracy relevant with the thickness of coated film depends on slack adjuster, and this slack adjuster is accurately regulated the emitted dose of application of liquid.
Accompanying drawing 1b shows the embodiment of the slit die that is used for spraying and applying liquid, and this slit die is used for the spraying equipment according to the prior art shown in the foregoing accompanying drawing 1a.
1b with reference to the accompanying drawings comprises a pair of first lip 122a positioned opposite to each other and the second lip 122b according to the slit die 120 of prior art.Application of liquid feed element (not shown) and chamber 126 are formed on the first lip 122a inside.Below chamber 126, gap (L) is formed between the medial surface of the medial surface of the first lip 122a and the second lip 122b, the jet exit 128 of slit shape with from the gap (L) the bottom outward the mode of opening form.Application of liquid sprays by jet exit 128, and forms coated film (seeing accompanying drawing 1a) on the surface of workpiece 110.When forming coated film, slit die 120 and workpiece 110 relative to each other move (seeing accompanying drawing 1a).As an example, by spray black application of liquid, red application of liquid, blue application of liquid and green application of liquid can produce the color filter mirror sequentially on workpiece 110 (for example glass basis).The manufacture method of this color filter mirror is forming the photosensitive resin coating film; and comprise the step that forms column after processing pattern by photolithographic process then; described column is formed for liquid crystal is inserted into space between color filter mirror and the workpiece 110, or comprises that the coated film that is formed for protective finish is so that the very little step in coarse surface.
Comprise a plurality of along second lip 122b slack adjuster 130 longitudinally according to the slit die 120 of foregoing prior art.Hereinafter, a slack adjuster 130 will be described.
With reference to the accompanying drawing 1b of back, be arranged on the side place of the second lip 122b in vertical direction according to the slack adjuster 130 of prior art.The spatial accommodation 131 that is used to hold the second lip 122b is formed in the second lip 122b.The slack adjuster 130 of prior art comprises adjusting nut 132, set bolt 134 and following component fastening element 148.Set bolt 134 passes packing ring 150 and is fixed on the second lip 122b by the following component fastening element 148 in cavity 154, and this cavity 154 is arranged on the downside of the second lip 122b in the horizontal direction.Lower cover 152 is arranged on down the bottom of component fastening element 148.Further, block 144 is arranged on the top of adjusting nut 132, and loam cake 142 is arranged on the top of block 144.In addition, over cap 156 is arranged on the outside that cavity 154 is provided of the second lip 122b, so that stop external material, for example dust or the like flow in the cavity 154.
Hereinafter, with the operation of more detailed description according to the slack adjuster 130 of prior art.
Refer again to accompanying drawing 1b, can be removed by utilizing loam cake driver slot or hexagon interior groove 142a loam cake 142.Then, when after being inserted in driver slot or hexagon inside groove 142a by block driver slot or hexagon inside groove 144a driver or hex wrench, rotating adjusting nut 132 in the direction of the clock, set bolt 134 by screw thread and adjusting nut 132 engagements rises, gap thereby (L) broadens, so jet exit 128 enlarges.With above-mentioned opposite, when rotating adjusting nut 132, contact by adjusting nut 132 risings of screw thread and set bolt 134 engagements and with block 144 by counter clockwise direction.So, when rotating adjusting nut 132 by counter clockwise direction continuously, owing to contact with block 144, adjusting nut 132 can not rise, and the set bolt 134 by screw thread and adjusting nut 132 engagements descends, and gap (L) narrows down like this, so jet exit 128 diminishes.
Though the slack adjuster 130 according to prior art can be by discharging or screwing the gap that adjusting nut 132 is regulated jet exit 128 with the slit die 120 with foregoing slack adjuster, still there are the following problems for they.
1. because the operation of slack adjuster 130 by in vertical direction comes adjusted gap in the horizontal direction, so this gap cannot be regulated by the value corresponding to the rotation amount of adjusting nut 132 accurately.In particular, if the rotation amount of adjusting nut 132 equals for example 50 μ m, so the amount of gap adjustment can have less than or greater than the value of 50 μ m (for example 48 μ m or 52 μ m).Therefore, it is difficult accurately regulating needed gap adjustment amount.
2. for the rotation amount of identical adjusting nut 132, a plurality of adjusting nuts 132 have the different value of respective clearance regulated quantity, thus the operation of controlling a plurality of adjusting nuts 132 be difficulty and therefore need a large amount of time regulate the gap.
Include narrower linear width and array sizes aspect, particularly when at the bottom of the fast black base of making full HD (FHD) large tracts of land PDP or LCD, the problems referred to above 1 and 2 will be huge obstacles.
4. because slack adjuster 130 is provided with in vertical direction,, will need quite long spatial accommodation 131 in vertical direction therefore in order to hold slack adjuster 130.Therefore, the process time and the processing cost that are used to add section chief's space 131 are increased, and correspondingly safeguard it also is difficult.
Summary of the invention
The technical issues that need to address
The present invention is designed for and solves aforesaid the problems of the prior art, and provide a kind of improved slack adjuster, the slit die of slit die and spraying equipment of being used for above-mentioned slack adjuster and slit die, the amount that it can come control gap accurately to regulate by the gap between the lip of adjusted slit die in the horizontal direction, and make gap adjustment become easy, these are different with the method in gap between the lip of regulating slit die in vertical direction of prior art, and can also reduce cost significantly and easy care more by the parts that reduce slack adjuster.
Technical scheme
According to a first aspect of the invention, the invention provides a kind of slack adjuster that is used for slit die, slit die comprises a pair of first lip positioned opposite to each other and second lip, and this slack adjuster comprises: the gap adjustment nut; Be arranged on the block on the top of gap adjustment nut; Set bolt with the engagement of gap adjustment nut thread; Be used for the gap adjustment nut is fixed to retaining element on the downside of the downside of first lip or second lip; And packing ring, it is arranged on the gap adjustment nut and is formed between the shoulder of spatial accommodation inside, this spatial accommodation is formed on the downside of first lip or the downside of second lip, the gap adjustment nut is contained in this spatial accommodation, this packing ring has the big hardness of hardness of ratio gap adjusting nut, wherein, the gap adjustment nut is arranged in the spatial accommodation in the horizontal direction; And set bolt is fixed to first lip or second lip by the retaining element in being used for the cavity of gap adjustment, and this cavity is arranged on the bottom of first lip or the bottom of second lip in vertical direction.
According to a second aspect of the invention, the invention provides a kind of slit die, this slit die comprises: first lip and second lip for the moment positioned opposite to each other; Be formed on the application of liquid feed element in first lip or second lip; Be connected to the chamber of application of liquid feed element; Slit shape jet exit with gap (L), this gap (L) are formed between the lower inside of the lower inside of first lip and second lip; The cavity that is used for gap adjustment, this cavity are arranged on the bottom of first lip or the bottom of second lip in vertical direction; With a plurality of slack adjusters, this slack adjuster is arranged in the spatial accommodation, this spatial accommodation crosses the cavity along continuous straight runs that is used for gap adjustment and is formed on the downside of first lip or the downside of second lip, wherein, described a plurality of slack adjuster comprises respectively: the gap adjustment nut; Be arranged on the block at the top of gap adjustment nut; Set bolt with the engagement of gap adjustment nut thread; Be used for the gap adjustment nut is fixed to the retaining element of the downside of the downside of first lip or second lip; And packing ring, this packing ring is arranged on the gap adjustment nut and is formed between the shoulder of spatial accommodation inside, this packing ring has the big hardness of hardness of ratio gap adjusting nut, wherein, set bolt is fixed to first lip or second lip by the retaining element that is positioned at the cavity that is used for gap adjustment.
According to a third aspect of the invention we, the invention provides a kind of spraying equipment that is used to make PDP or LCD, this equipment comprises: absorptive table; Be placed in the workpiece on the absorptive table; The framework that on absorptive table, moves to and fro linearly; With the slit die that is attached on the framework, this slit die is used for application of liquid is sprayed to workpiece; Wherein, this slit die comprises: a pair of first lip positioned opposite to each other and second lip; Be formed on the application of liquid feed element in first lip or second lip; The chamber that is connected with the application of liquid feed element; Slit shape jet exit with gap (L), this gap (L) are formed between the lower inside of the lower inside of first lip and second lip; The cavity that is used for gap adjustment, this cavity are arranged on the bottom of first lip or the bottom of second lip in vertical direction; With a plurality of slack adjusters, this slack adjuster is arranged in the spatial accommodation, this spatial accommodation crosses the cavity along continuous straight runs that is used for gap adjustment and is formed on the downside of first lip or the downside of second lip, and wherein, described a plurality of slack adjusters comprise respectively: the gap adjustment nut; Be arranged on the block at the top of gap adjustment nut; Set bolt with the engagement of gap adjustment nut thread; Be used for the gap adjustment nut is fixed to the retaining element of the downside of the downside of first lip or second lip; And packing ring, this packing ring is arranged on the gap adjustment nut and is formed between the interior shoulder of spatial accommodation, this packing ring has the big hardness of hardness of ratio gap adjusting nut, and wherein, set bolt is fixed to first lip or second lip by the retaining element that is positioned at the cavity that is used for gap adjustment.
Beneficial effect
The spraying equipment that is used for improved slack adjuster, the slit die of slit die and has above-mentioned slack adjuster and a slit die according to the present invention has following advantage:
1 since slack adjuster by operating in horizontal direction adjusted gap on the horizontal direction, so the gap can regulate by the value corresponding to the rotation amount of adjusting nut accurately, thus the amount of accurately regulating gap adjustment is easy.
2 identical rotation amounts for the gap adjustment nut, a plurality of gap adjustment nuts have the value of essentially identical respective clearance regulated quantity, thereby the adjusting operation of controlling a plurality of gap adjustment nuts is easy, therefore regulates the needed time of gap to reduce significantly.
3 owing to accurately regulate the gap and become possibility, therefore particularly when at the bottom of the fast black base of full HD (FHD) large tracts of land PDP of manufacturing or LCD, realizes that narrower linear width and array sizes become possibility.
Therefore 4 because the slack adjuster setting, is used to hold in the horizontal direction the contraction in length of the spatial accommodation of slack adjuster.Therefore, the production time and the production cost that are used to produce the spatial accommodation of shortening are reduced, and safeguard and will become easy.
With reference to the accompanying drawings, further characteristics of the present invention and advantage can clearly be understood, and identical or similar Reference numeral is represented identical building block in the accompanying drawing.
Description of drawings
Accompanying drawing 1a schematically shows the spraying equipment that is used to make PDP or LCD according to prior art.
Accompanying drawing 1b shows the embodiment of the slit die that is used for spraying and applying liquid, and this slit die is used for the spraying equipment according to prior art shown in the aforesaid accompanying drawing 1.
Accompanying drawing 2a shows according to slack adjuster, the slit die of slit die and the spraying equipment with above-mentioned slack adjuster and slit die of being used for of the present invention.
Accompanying drawing 2b schematically shows the partial exploded view that is used for the slack adjuster of slit die according to of the present invention.
The specific embodiment
Hereinafter, will be described in detail the present invention with reference to preferred embodiment and accompanying drawing.
Accompanying drawing 2a shows according to slack adjuster, the slit die of slit die and the spraying equipment with above-mentioned slack adjuster and slit die of being used for of the present invention, and accompanying drawing 2b schematically shows the partial exploded view that is used for the slack adjuster of slit die according to of the present invention.It should be noted that the slit die 120 and the spraying equipment 100 that illustrate respectively are identical basically, except slack adjuster 230 in the slit die 220 according to the present invention shown in the accompanying drawing 2a and spraying equipment and accompanying drawing 1a and 1b.
2a with reference to the accompanying drawings, slit die 220 according to the present invention comprises: a pair of first lip 222a positioned opposite to each other and the second lip 222b; Application of liquid feed element (not shown), it is formed in the first lip 222a or the second lip 222b; The chamber 226 that is connected with the application of liquid feed element; Slit shape jet exit 228 with gap (L), this gap are formed between the lower inside 222b of the lower inside of the first lip 222a and second lip; The cavity 254 that is used for gap adjustment, this cavity 254 are arranged on the bottom of the first lip 222a or the bottom of the second lip 222b in vertical direction; With a plurality of slack adjusters 230, this slack adjuster 230 is arranged on the inside of spatial accommodation 231, and this spatial accommodation 231 crosses cavity 254 along continuous straight runs that are used for gap adjustment and is formed on the downside of the first lip 222a or the downside of the second lip 222b.Described a plurality of slack adjuster 230 has identical structure respectively, therefore will only carry out more detailed description to structure and operation according to a slack adjuster 230 of the present invention hereinafter.
2a and 2b with reference to the accompanying drawings, a slack adjuster 230 according to the present invention is arranged on the downside of the second lip 222b in the horizontal direction.Yet those skilled in the art should be clear that the downside that can be arranged on the first lip 222a according to slack adjuster 230 of the present invention in the horizontal direction fully.The spatial accommodation 231 that is used to hold slack adjuster 230 is formed on the second lip 222b place.Slack adjuster 230 according to the present invention comprises: gap adjustment nut 232; Be arranged on the block 244 at the top of gap adjustment nut 232; Set bolt 234, itself and gap adjustment nut 232 screw-threaded engagement; Be used for gap adjustment nut 232 is fixed to the retaining element 248 of the downside of the second lip 222b; And packing ring 262, this packing ring 262 is arranged between gap adjustment nut 232 and the shoulder 260, and this shoulder 260 is formed in the spatial accommodation 231 of the second lip 222b, and gap adjustment nut 232 is contained in this spatial accommodation.Set bolt 234 passes pad 250 and is fixed to the second lip 222b by the retaining element 248 in the cavity that is used for gap adjustment of the second lip 222b.Pad 250 is chosen wantonly, and is not essential the use.In addition, the over cap (not shown) can be arranged on the bottom of the cavity 254 that is used for gap adjustment, so as to prevent external material for example inflow such as dust be used for the cavity 254 of gap adjustment.
Foregoing according to embodiments of the invention in, desired is, and packing ring 262 can be by metal material, particularly steel, chromium, manganese alloy (being called " SCM " hereinafter) constitute.Further, desired is that the hardness of packing ring 262 has the value greater than the hardness of gap adjustment nut 232.More specifically, desired is that packing ring 262 has Rockwell C level (HRc) 58 or bigger hardness number (this value representation degree of depth that pressure head penetrates when pushing the test block surface with diamond cone with constant load).
Hereinafter, with the operation of more detailed description according to slack adjuster 230 of the present invention.
With reference to the accompanying drawing 2a and the 2b of back, driver or hex wrench are installed on the driver slot or hexagon inside groove 232a of gap adjustment nut 232 by the upper slot 244a of block 244.Then, when turning clockwise gap adjustment nut 232, the set bolt 234 by 232 engagements of screw thread and gap adjustment nut in the inner space 246 of gap adjustment nut 232, rise (just on the dextrad of the arrow indication as shown in accompanying drawing 2b, moving).As a result, gap (L) broadens, and therefore jet exit 228 enlarges.In this case, the bottom of gap adjustment nut 232 contacts with the top of packing ring 262, and the bottom of packing ring 262 contacts with the shoulder 260 of 222b second lip.So even when the rotary gap adjusting nut, the bottom of gap adjustment nut 232 does not directly contact with the shoulder 260 of the second lip 222b.
More specifically, when rotary gap adjusting nut 232, gap adjustment nut 232 rotates under the bottom of gap adjustment nut 232 and condition that the top of packing ring 262 contacts.In this case, the packing ring 262 that contacts with gap adjustment nut 232 does not rotate or can rotate slightly.So even when rotary gap adjusting nut 232, the shoulder 260 of the second lip 222b that contacts with the bottom of packing ring 262 does not bear revolving force or bears revolving force hardly.Therefore, any problem that may exist is for example reduced significantly by the wearing and tearing and the damage that rub, the existence of foreign substance causes.Further, because packing ring 262 has the big hardness number of hardness of ratio gap adjusting nut 232, even therefore gap adjustment nut 232 is worn, by changing gap adjustment nut 232, maintenance can be more prone to and make things convenient for.
Simultaneously, when by counter clockwise direction rotary gap adjusting nut 232, gap adjustment nut 232 by 234 engagements of screw thread and set bolt is because block 244 and can not rising, so set bolt 234 descend in the inner space 246 of gap adjustment nut 232 (just moving on the left-hand of the arrow as shown in accompanying drawing 2b).As a result, gap (L) narrows down, and therefore jet exit 228 reduces.
As top detailed description, slack adjuster 230 according to the embodiment of the invention, set bolt 234 along continuous straight runs (that is to say the direction of the arrow as shown in accompanying drawing 2b) with the ground motion to the left or to the right that is directly proportional of the rotation amount of gap adjustment nut 232, therefore by the move distance of set bolt 234, the second lip 222b is accurately motion in the horizontal direction.Therefore, become possibility owing to regulate the gap with the value of the rotation amount that accurately equals gap adjustment nut 232, then accurately the control gap amount of regulating also becomes possibility.Further, identical rotation amount for gap adjustment nut 232, a plurality of gap adjustment nuts 232 have the value of essentially identical respective clearance regulated quantity, thereby the adjusting operation of controlling a plurality of gap adjustment nuts 232 is easy, therefore is used to regulate the needed time of gap reduce significantly.
As top detailed description, according to slack adjuster 230, the slit die 220 of the embodiment of the invention with have the spraying equipment of above-mentioned slack adjuster and slit die, accurately regulate the gap and become possibility, being used to regulate the needed time of gap can reduce, and safeguards and become easy.
Industrial usability
Owing to do not breaking away from protection scope of the present invention; carry out various modification in the structure that can describe in this article and illustrate and the method; therefore also just mean, be included in aforementioned description and show that in the accompanying drawings feature should be understood that exemplary rather than restrictive.Therefore, extension of the present invention and scope be can't help the restriction of any above-mentioned exemplary embodiments, and only limit according to claim of enclosing below and their equivalent.
Claims (12)
1. slack adjuster that is used for slit die, this slit die comprises a pair of first lip positioned opposite to each other and second lip, this slack adjuster comprises:
The gap adjustment nut;
Be arranged on the block on the top of gap adjustment nut;
Set bolt with the engagement of gap adjustment nut thread;
Be used for the gap adjustment nut is fixed to the retaining element of the downside of the downside of first lip or second lip; With
Packing ring, it is arranged on the gap adjustment nut and is formed between the interior shoulder of spatial accommodation, and this spatial accommodation is formed on the downside of first lip or the downside of second lip, and the gap adjustment nut is contained in this spatial accommodation, this packing ring has the big hardness of hardness of ratio gap adjusting nut
Wherein, the gap adjustment nut is arranged in the spatial accommodation in the horizontal direction; With
Wherein, set bolt is fixed to first lip or second lip by the retaining element in being used for the cavity of gap adjustment, and this cavity is arranged on the bottom of first lip or the bottom of second lip in vertical direction.
2. the slack adjuster that is used for slit die as claimed in claim 1, wherein, this slack adjuster that is used for slit die also comprises pad, this pad is arranged between the described cavity and retaining element that is used for gap adjustment.
3. the slack adjuster that is used for slit die as claimed in claim 1 or 2, wherein, packing ring is made by metal material.
4. the slack adjuster that is used for slit die as claimed in claim 3,
Wherein, described metal material is the SCM alloy; With
The hardness of described packing ring has 58 or the C level value of bigger Rockwell hardness.
5. slit die comprises:
A pair of first lip positioned opposite to each other and second lip;
Be formed on the application of liquid feed element in first lip or second lip;
Be connected to the chamber of application of liquid feed element;
Slit shape jet exit with gap (L), this gap (L) are formed between the lower inside of the lower inside of first lip and second lip;
The cavity that is used for gap adjustment, this cavity are arranged on the bottom of first lip or the bottom of second lip in vertical direction; With
A plurality of slack adjusters, this slack adjuster is arranged in the spatial accommodation, and this spatial accommodation crosses the cavity along continuous straight runs that is used for gap adjustment and is formed on the downside of first lip or the downside of second lip,
Wherein, a plurality of slack adjusters comprise respectively:
The gap adjustment nut;
Be arranged on the block at the top of gap adjustment nut;
With the set bolt of gap adjustment nut thread engagement,
Be used for the gap adjustment nut is fixed to the retaining element of the downside of the downside of first lip or second lip; With
Packing ring, it is arranged on the gap adjustment nut and is formed between the interior shoulder of spatial accommodation, and this packing ring has the big hardness of hardness of ratio gap adjusting nut,
Wherein, set bolt is fixed to first lip or second lip by being positioned at the described retaining element that is used for the cavity of gap adjustment.
6. slit die as claimed in claim 5,
Wherein, described slack adjuster also comprises pad, and this pad is arranged between the described cavity and retaining element that is used for gap adjustment.
7. as claim 5 or 6 described slit dies,
Wherein, described packing ring is made by metal material.
8. slit die as claimed in claim 7,
Wherein, described metal material is the SCM alloy; With
The hardness of described packing ring has 58 or the C level value of bigger Rockwell hardness.
9. spraying equipment that is used to make PDP or LCD comprises:
Absorptive table;
Be arranged on the workpiece on the absorptive table;
On absorptive table linearly backward with proal framework; With
Be attached to the slit die on the framework, this slit die is used for application of liquid is sprayed to workpiece;
Wherein, described slit die comprises:
A pair of first lip positioned opposite to each other and second lip;
Be formed on the application of liquid feed element in first lip or second lip;
The chamber that is connected with the application of liquid feed element;
Slit shape jet exit with gap (L), this gap (L) are formed between the lower inside of the lower inside of first lip and second lip;
The cavity that is used for gap adjustment, this cavity are arranged on the bottom of first lip or the bottom of second lip in vertical direction; With
A plurality of slack adjusters, this slack adjuster is arranged in the spatial accommodation, and this spatial accommodation crosses the described cavity along continuous straight runs that is used for gap adjustment and is formed on the downside of first lip or the downside of second lip,
Wherein, described a plurality of slack adjuster comprises respectively:
The gap adjustment nut;
Be arranged on the block on the top of gap adjustment nut;
Set bolt with the engagement of gap adjustment nut thread;
Be used for the gap adjustment nut is fixed to the retaining element of the downside of the downside of first lip or second lip; With
Packing ring, it is arranged on the gap adjustment nut and is formed between the interior shoulder of spatial accommodation, and this packing ring has the big hardness of hardness of ratio gap adjusting nut,
Wherein, set bolt is fixed to first lip or second lip by being positioned at the described retaining element that is used for the cavity of gap adjustment.
10. spraying equipment as claimed in claim 9,
Wherein, described slack adjuster also comprises pad, and this pad is arranged between the cavity and retaining element that is used for gap adjustment.
11. as claim 9 or 10 described spraying equipments,
Wherein, described packing ring is made by metal material.
12. spraying equipment as claimed in claim 11,
Wherein, described metal material is the SCM alloy; With
The hardness of described packing ring has 58 or the C level value of bigger Rockwell hardness.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020090043683A KR101064169B1 (en) | 2009-05-19 | 2009-05-19 | An Improved Gap Adjusting Device for Slit Die, and A Slit Die and A Coating Apparatus Having the Same |
| KR10-2009-0043683 | 2009-05-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101940997A true CN101940997A (en) | 2011-01-12 |
| CN101940997B CN101940997B (en) | 2013-06-12 |
Family
ID=43408774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102472812A Active CN101940997B (en) | 2009-05-19 | 2010-05-19 | Gap regulating device for improving seam mould, seam mould and spraying device having gap regulating device and seam mould |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5115894B2 (en) |
| KR (1) | KR101064169B1 (en) |
| CN (1) | CN101940997B (en) |
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| KR101321483B1 (en) * | 2010-12-20 | 2013-10-25 | 주식회사 나래나노텍 | An Improved Slit Die and A Coating Apparatus Having the Same |
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| CN109759284B (en) * | 2019-03-21 | 2023-12-15 | 泉州市大疆涂布设备有限公司 | Coating machine coating die head convenient for quick and accurate replacement of gasket |
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Also Published As
| Publication number | Publication date |
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| CN101940997B (en) | 2013-06-12 |
| JP2010269305A (en) | 2010-12-02 |
| KR101064169B1 (en) | 2011-09-15 |
| JP5115894B2 (en) | 2013-01-09 |
| KR20100124592A (en) | 2010-11-29 |
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