CN201006533Y - Comma Scraping roll - Google Patents
Comma Scraping roll Download PDFInfo
- Publication number
- CN201006533Y CN201006533Y CNU2006201542060U CN200620154206U CN201006533Y CN 201006533 Y CN201006533 Y CN 201006533Y CN U2006201542060 U CNU2006201542060 U CN U2006201542060U CN 200620154206 U CN200620154206 U CN 200620154206U CN 201006533 Y CN201006533 Y CN 201006533Y
- Authority
- CN
- China
- Prior art keywords
- screw rod
- framework
- comma
- scraping roll
- bearing supporting
- 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.)
- Expired - Lifetime
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Abstract
An ocmma scrape roller comprises a frame, an ocmma scrap roller, two press devices, two distance adjusters and two bearing supports, wherein the distance adjusters are arranged on the frame, the two bearing supports are respectively arranged at left and right ends of the ocmma scrape roller, the front end of each bearing support via a block is sliding sheathed on a track, while the lower end is contacted with a distance adjuster, the upper end of each bearing support via a press device is connected with the frame. The utility model is characterized in that the distance adjuster comprises a screw rod, an incline block and a handle, wherein the screw rod control end is fixed with the handle while the middle portion is through the frame, and another end is rotationally fixed on the frame, the incline block via screw is sheathed on the screw rod, the top of the incline block is contacted with the bottom of a relative bearing support. Compared with prior art, the utility model can high-accuracy adjust the distance between the ocmma scrape roller and a liner roller.
Description
Technical field
The utility model relates to a kind of comma scraping roll.
Background technology
Comma scraping roll, comma scraper just is because of its scraper is named as comma scraper for the circle roller is processed into unfilled corner circle shape like comma.Comma scraper coating form is suitable for the coating of high viscosity coating, and the range of viscosities of its coating is 1000cps～30000cps, is a kind of coating method of high shear.Be common in the stationery adhesive tape, tape, the coating of pressure-sensitive adhesive tape class such as insulating tape, because of its viscosity big, coating is thicker, thereby coating layer thickness and the uniformity require not high: the error of franchise is also bigger, and sliding bearing or unilateral bearing are all used in the supporting of general comma spreading roller.
During coating work, lining roller support base material rotates, and that scraper maintains static is moving, and the unfilled corner cutting edge of scraper faces the point of contact of lining roller, and cutting edge is very high through its linearity precision of fine finishining.Full-bodied coating only allows few coating to be attached to base material and passes through to form coating from the slit under the cutting edge because stopping of scraper cutting edge is subjected to great shearing force.Why will scraper make the cutting edge of unfilled corner circle? this be because coating during by the pole point of contact coating surface can produce with the back, point of contact and rub, because dope viscosity is very high, As time goes on, will some clagging in the back at scraper point of contact, these become the coating surface that can destroy by the point of contact conversely.In production reality, we can see that the coating by the scraper point of contact is not smooth smooth but a longitudinal grin is exactly this cause.
In the comma scraper dispense tip, lining roller and comma scraper are that its total run-out in the dispense tip, cylindricity and cutting edge linearity etc. are placed precision and the exigent core component of geometric accuracy.Even so, the comma scraper cloth of coating-type only is applicable to more than the coating layer thickness 20 μ m, coating weight 20g/m
2Big coating weight coating.The comma scraper coating form too thin for coating is inapplicable.And because dope viscosity is high and the high shear cutter, the suitable speed of production of comma scraper dispense tip should not be greater than 100m/min.
In recent years, comma blade coating mode also has been applied to lithium battery newspaper sheet separation layer and other electronics, the coating of information industry product, and the coating precision of lithium battery pole slice separation layer etc. is very high, average relative weight, error≤± 1%, average relative thickness error≤± 3um, and the radial bearing structure of original widespread usage sliding bearing and general structure, and adopt common slack adjuster to comma spreading roller and the required precision of the incompatible existing electronic information industry of the comma spreading roller of gap fine setting of lining roller and location to coating.
For this reason, the applicant is to original detent mechanism, just adopt the bearing supporting device of sliding bearing to improve, if but adopt original common slack adjuster to comma spreading roller and gap fine setting of lining roller and location, after fine setting has been carried out in comma spreading roller and lining roller gap, still not accurate enough problem can be occurred locating, the required precision of existing electronic information industry can't be satisfied coating.
Summary of the invention
The purpose of this utility model is that prior art is improved, and a kind of comma scraping roll is provided, and can improve comma spreading roller and the precision that serves as a contrast the fine setting of roller spacing, realizes accurately location, improves repeatable accuracy, and the technical scheme of employing is as follows:
Comma scraping roll of the present utility model, comprise framework, comma scraping roll, two hold down gags, two distance regulating mechanisms and two bearing supporting devices, each distance regulating mechanism all is located on the framework, two bearing supporting devices are located at the two ends, the left and right sides of comma scraping roll respectively, the front end of each bearing supporting device slidably is set on the guide rail by slide block, the lower end of each bearing supporting device all props up a distance regulating mechanism, the upper end of each bearing supporting device is all by a hold down gag connecting frame, it is characterized in that: above-mentioned distance regulating mechanism comprises screw rod, skewback and handle, the screw rod control end is fixed with handle, framework is passed at the middle part, the other end is rotating to be fixed on the framework, skewback is located on the screw rod by thread bush, and the skewback top props up the bottom surface of corresponding bearing supporting device.
The gradient of the gradient at described skewback top and the bottom surface of bearing supporting device is identical.
Describedly pass the framework place at screw rod middle part and be provided with copper sheathing, the screw rod control end is equipped with a thrust metal, and thrust metal is fixed on the framework, is provided with the angular contact ball bearing and a single direction thrust ball bearing of pretension in the thrust metal.The radial load of screw rod is born by copper sheathing and angular contact ball bearing, and bigger axial load is left born by unidirectional promotion ball bearing, and the less tea that axially carries is to the right born by the angular contact ball bearing of pretension.
Described hold down gag is cylinder or hydraulic cylinder.Reset after action need comma spreading roller is lifted out, cylinder or hydraulic cylinder can be realized the rewind down lifting and reset.Also can adopt other hold down gag, as directly propping up bearing supporting device with screw rod, but these schemes are convenient to regulate and control not as adopting cylinder or hydraulic cylinder.
In order to measure the pressure that bearing block is subjected to, also comprise gap detection device, gap detection device is located on the framework.
The utility model beneficial effect against existing technologies is, owing to adopt the structure of screw rod and skewback, and the screw rod control end is equipped with a thrust metal, therefore bearing is stressed more even, the gap is less, can carry out high-precision fine setting to comma spreading roller and lining roller spacing, can improve repeatable accuracy.
Description of drawings
Accompanying drawing is the structural representation of the utility model preferred embodiment.
The specific embodiment
As shown in drawings, the comma scraping roll in this preferred embodiment comprises framework 1, comma scraping roll 3, two hold down gags 6, two distance regulating mechanisms 4 and two bearing supporting devices 2.
Each distance regulating mechanism 4 all is located on the framework 1, two bearing supporting devices 2 are located at the two ends, the left and right sides of comma scraping roll 3 respectively, the front end of each bearing supporting device 2 slidably is set on the guide rail 8 by slide block 7, the lower end of each bearing supporting device 2 all props up a distance regulating mechanism 4, and the upper end of each bearing supporting device 2 is all by a hold down gag 6 connecting frames 1.
Above-mentioned distance regulating mechanism 4 comprises screw rod 406, skewback 407 and handle 401, screw rod 406 control ends are fixed with handle 401, framework 11 is passed at the middle part, the other end is rotating to be fixed on the framework, skewback 407 is located on the screw rod 406 by thread bush, and skewback 407 tops prop up the bottom surface of corresponding bearing supporting device 2.Pass framework 11 places at the screw rod middle part and be provided with copper sheathing 405.The handle 401 of screw rod 406 is provided with dial 402, and dial 402 has spring leaf 403.
The gradient at described skewback 407 tops is identical with the gradient of the bottom surface of bearing supporting device 2.
The gradient of can be accurate little mobile skewback 407 is 1/10, and the gradient of the bottom surface of bearing supporting device 2 also is 1/10.
Screw rod 406 is 1.5 with the pitch of skewback 407, and the gradient that promptly whenever circles moves 1.5mm, and also lifting or reduce 0.15mm of bearing supporting device 2, the distance between comma scraping roll 3 and the lining roller 7 also increases or reduces 0.15mm.
And the dial 402 on the handle 401 of screw rod 406 is 75 five equilibriums, be revolution one lattice, be 0.002mm=2um, and the control end of screw rod 406 is equipped with a thrust metal 404, be provided with in the thrust metal 404 angular contact ball bearing 412 and a single direction thrust ball bearing 411 are housed, angular contact bearing 412 is pretension, the radial load of screw rod 406 is born by copper sheathing 405 and angular contact ball bearing 412, and bigger axial load is left born by unidirectional promotion ball bearing 411, and less axial load is to the right born by the angular contact ball bearing 412 of pretension.
Because roller bearing is littler than the preload that ball bearing allows, bearing accuracy is high more, and the preload that reaches same rigidity is more little, and rotating speed is high more, and bearing accuracy is low more, and then the required gap of operate as normal is big more.Therefore adjust to when bearing and not only eliminate the gap fully, and produce certain magnitude of interference, when promptly carrying out so-called pretension, because certain elasticity hydrocarbon shape has taken place in rolling element and Internal and external cycle raceway contact point, their contact area has strengthened, each rolling element is much stressed also even, so rigidity has increased.
Screw rod 406 other ends are provided with ejector pin 408, stage clip 409 and adjustment screw 410, and stage clip 409 is set on the adjustment screw 410, and an end props up ejector pin 408, and the other end props up the top of adjustment screw 410.
Described hold down gag 6 is cylinders.
In order to measure the pressure that bearing block is subjected to, also comprise gap detection device 5, gap detection device 5 is located on the framework 1.
The above is preferred embodiment of the present utility model only, is not to be used for limiting practical range of the present utility model; Be all equivalents of being done according to claim scope of the present utility model, be the utility model claim scope and cover.
Claims (5)
1. comma scraping roll, comprise framework, comma scraping roll, two hold down gags, two distance regulating mechanisms and two bearing supporting devices, each distance regulating mechanism all is located on the framework, two bearing supporting devices are located at the two ends, the left and right sides of comma scraping roll respectively, the front end of each bearing supporting device slidably is set on the guide rail by slide block, the lower end of each bearing supporting device all props up a distance regulating mechanism, the upper end of each bearing supporting device is all by a hold down gag connecting frame, it is characterized in that: above-mentioned distance regulating mechanism comprises screw rod, skewback and handle, the screw rod control end is fixed with handle, framework is passed at the middle part, the other end is rotating to be fixed on the framework, skewback is located on the screw rod by thread bush, and the skewback top props up the bottom surface of corresponding bearing supporting device.
2. comma scraping roll as claimed in claim 1 is characterized in that: the gradient of the gradient at described skewback top and the bottom surface of bearing supporting device is identical.
3. comma scraping roll as claimed in claim 2, it is characterized in that: describedly pass the framework place at screw rod middle part and be provided with copper sheathing, the screw rod control end is equipped with a thrust metal, thrust metal is fixed on the framework, is provided with the angular contact ball bearing and a single direction thrust ball bearing of pretension in the thrust metal.
4. as any one described comma scraping roll among the claim 1-3, it is characterized in that: described hold down gag is cylinder or hydraulic cylinder.
5. comma scraping roll as claimed in claim 4 is characterized in that: also comprise gap detection device, gap detection device is located on the framework.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201542060U CN201006533Y (en) | 2006-11-29 | 2006-11-29 | Comma Scraping roll |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201542060U CN201006533Y (en) | 2006-11-29 | 2006-11-29 | Comma Scraping roll |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201006533Y true CN201006533Y (en) | 2008-01-16 |
Family
ID=39002477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201542060U Expired - Lifetime CN201006533Y (en) | 2006-11-29 | 2006-11-29 | Comma Scraping roll |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201006533Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102101344A (en) * | 2010-12-03 | 2011-06-22 | 青阳县新徽复合面料有限公司 | Two-roller fixed limit plate |
| CN102962173A (en) * | 2012-11-13 | 2013-03-13 | 江苏海大印染机械有限公司 | Reverse roll coating interval regulating device |
| CN103008180A (en) * | 2012-12-13 | 2013-04-03 | 松德机械股份有限公司 | Comma scraper coating machine capable of automatically adjusting interval |
| CN107264001A (en) * | 2017-08-07 | 2017-10-20 | 东莞市科建检测仪器有限公司 | One kind covers glue machine |
-
2006
- 2006-11-29 CN CNU2006201542060U patent/CN201006533Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102101344A (en) * | 2010-12-03 | 2011-06-22 | 青阳县新徽复合面料有限公司 | Two-roller fixed limit plate |
| CN102962173A (en) * | 2012-11-13 | 2013-03-13 | 江苏海大印染机械有限公司 | Reverse roll coating interval regulating device |
| CN103008180A (en) * | 2012-12-13 | 2013-04-03 | 松德机械股份有限公司 | Comma scraper coating machine capable of automatically adjusting interval |
| CN103008180B (en) * | 2012-12-13 | 2015-08-26 | 松德机械股份有限公司 | A kind of can the comma coater of automatic regulating gap |
| CN107264001A (en) * | 2017-08-07 | 2017-10-20 | 东莞市科建检测仪器有限公司 | One kind covers glue machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080116 |
|
| EXPY | Termination of patent right or utility model |