CN219991808U - Anti-winding cotton inner condensing roller card clothing - Google Patents
Anti-winding cotton inner condensing roller card clothing Download PDFInfo
- Publication number
- CN219991808U CN219991808U CN202320587593.0U CN202320587593U CN219991808U CN 219991808 U CN219991808 U CN 219991808U CN 202320587593 U CN202320587593 U CN 202320587593U CN 219991808 U CN219991808 U CN 219991808U
- Authority
- CN
- China
- Prior art keywords
- tooth
- shaped structure
- card clothing
- range
- shaped structures
- 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.)
- Active
Links
- 229920000742 Cotton Polymers 0.000 title claims abstract description 16
- 238000004804 winding Methods 0.000 title abstract description 13
- 239000000758 substrate Substances 0.000 claims description 4
- 239000000835 fiber Substances 0.000 abstract description 26
- 229920000297 Rayon Polymers 0.000 abstract description 6
- 229920000433 Lyocell Polymers 0.000 abstract description 5
- 238000009960 carding Methods 0.000 abstract description 4
- 230000015271 coagulation Effects 0.000 abstract description 4
- 238000005345 coagulation Methods 0.000 abstract description 4
- 238000002156 mixing Methods 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
Landscapes
- Preliminary Treatment Of Fibers (AREA)
Abstract
The utility model relates to the technical field of inner coagulation roller clothing, and discloses an inner coagulation roller clothing capable of preventing cotton winding, which comprises a base and tooth parts arranged on the base, wherein the tooth parts comprise tooth-shaped structures which are consistent in shape and uniformly distributed on the base, the tooth backs of the tooth-shaped structures are tooth shapes of arc-shaped belt convex structures, concave parts are arranged between the tooth-shaped structures and the protrusions, tooth flanks of the tooth-shaped structures are concave large arcs, and tooth tip distances L3 of adjacent tooth-shaped structures are the same. The device is provided with the protruding structures on the tooth backs of the tooth-shaped structures, so that cotton winding of inner condensing roller card clothing can be prevented when more than 50% of viscose or tencel fibers are blended by non-woven carding; the first section of the large arc design of the tooth back of the device can strengthen the strength of the tooth tip, resist the card clothing from being extruded and damaged, and prolong the service life of the card clothing; the device designs the protruding part and inclines upwards by a certain angle, can hold the fiber, avoids the difficult transfer caused by fiber sinking, reduces the cotton winding stop rate of the inner condensing roller, and greatly improves the operation efficiency of the equipment.
Description
Technical Field
The utility model relates to the field of inner condensing roller clothing, in particular to an inner condensing roller clothing capable of preventing cotton from winding.
Background
Nonwoven cards are typically provided with inner and outer condensing rollers, or generally called random rollers, behind the doffer, wherein the inner condensing roller is below the doffer, and the fibers on the doffer condense on the inner condensing roller to form a layer of longitudinally and transversely random fibers, which are then transferred from the outer condensing roller out of the web through the stripping roller, and as the inner condensing roller transfers the fibers to the outer condensing roller, the transfer rate decreases as the proportion of viscose or tencel fibers increases, the residual fibers wind up around the inner condensing roller, and after a period of operation, the wound fibers gradually increase until the gap between the doffer and the inner condensing roller is filled with fibers, and the device is inoperable and stops. Therefore, the winding of cotton by the inner condensing roller is a trouble and affects the non-woven fabric manufacturer.
The patent application with publication number CN201092597Y discloses a special cylinder metal card clothing for refining hemp fibers, which comprises a base part and pin teeth uniformly distributed on the base part, wherein the pin teeth are configured by adopting small-angle double-front angles and left-right large-angle double-arc curved surfaces.
The prior art device increases the proportion of viscose or tencel fiber, the transfer rate can be reduced, equipment is easy to stop, and the production is influenced.
For this reason, a new technical solution is needed to solve the above technical problems.
Disclosure of Invention
The utility model aims to provide an inner condensing roller clothing for preventing cotton winding, which increases the speed ratio of an inner condensing roller and an outer condensing roller, increases the transfer rate, reduces the surface load of the inner condensing roller clothing and prolongs the running time of equipment; the polishing treatment of the surface of the inner condensing roller clothing reduces the friction coefficient between the surface of the clothing and the fiber and promotes the fiber to be transferred.
The technical scheme adopted by the utility model is as follows:
the utility model provides an prevent wind interior roll clothing that condenses of cotton, includes the basal portion and locates the tooth portion on the basal portion, and the tooth portion includes the profile of tooth structure that the shape is unanimous and evenly arranges on the basal portion, and the tooth back of profile of tooth structure is the profile of tooth of circular arc area protruding structure, establishes the concave part down between profile of tooth structure and the arch, and the tooth web of profile of tooth structure is indent large circular arc type, and adjacent profile of tooth structure's tooth point distance L3 is the same.
Further, the tooth pitch L3 of the tooth tips of the adjacent tooth-shaped structures ranges from 3.5 mm to 3.7mm.
Further, the working angle alpha of the tooth structure is in the range of 30-40 degrees.
Further, the transverse distance L1 between the tooth tip and the valley bottom of the tooth-shaped structure is 2-2.5 mm.
Further, the transverse distance L2 between the convex hump and the valley bottom is in the range of 0.5-1 mm.
Further, the longitudinal distance h between the tooth tip and the valley bottom of the tooth-shaped structure is 1-1.5 mm, and the value h is adjusted by considering the gram weight of the spinning-suitable fiber web.
Further, the included angle gamma between the convex straight line segment and the base is 5-15 degrees, and the function of supporting the fiber is achieved.
Further, the distance between the tooth tip of the tooth-shaped structure and the bottom of the tooth flank major arc R8, namely the tooth depth H, is 2.2-2.6 mm.
Further, the range of the radius R1 of the first section of the circular arc of the tooth back of the tooth-shaped structure is 4-5 mm, the range of the radius R2 of the circular arc of the concave part is 0.2-0.5 mm, the range of the radius R3 of the circular arc of the convex part is 0.2-0.5 mm, and the range of the radius R4 of the circular arc of the large concave circular arc of the tooth flank is 0.5-0.7 mm. The setting of the first section of arc radius R1 plays a slight fiber supporting role, the strength of the tooth tip can be enhanced, the setting of parameters of the concave arc radius R2 and the convex arc radius R3 is favorable for punching processing, stress concentration is avoided, and the parameter setting of the concave large arc radius R4 of the tooth flanks enables the space volume to be suitable for accommodating fibers.
Further, the included angle beta between the lowest straight line section of the convex tooth back and the substrate is 45-55 degrees.
Compared with the prior art, the utility model has the following beneficial effects:
1. the device of the utility model is provided with the protruding structure on the tooth back of the tooth-shaped structure, and can prevent the inner condensing roller card clothing from winding cotton when the non-woven carding is used for blending more than 50% of viscose or tencel fibers.
2. The first section of the large arc of the tooth back of the device is designed, so that the strength of the tooth tip can be enhanced, the card clothing is prevented from being extruded and damaged, and the service life of the card clothing is prolonged.
3. The device is provided with the convex part which is inclined upwards by a certain angle, can support the fiber, avoid difficult transfer caused by sinking of the fiber, reduce the cotton winding stop rate of the inner condensing roller and greatly improve the operation efficiency of equipment.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic illustration of the use of the apparatus of the present utility model;
FIG. 3 is a schematic view of the present utility model in use.
Wherein: 1. a base; 2. a substrate; 3. a tooth-shaped structure; 4. tooth tips; 5. a valley bottom; 6. hump; 7. a protrusion; 8. a large arc R; 9. tooth backs; 10. protruding tooth backs; 11. a tooth portion; 12. tooth flanks; 13. a concave portion; 14. a fiber; 21. doffer; 22. an inner condensing roller; 23. an outer condensing roller; 24. a fibrous layer.
Alpha: a working angle; l1: the transverse distance between the valley bottom and the tooth tip; l2: the transverse distance between the hump and the valley bottom; h: longitudinal distance between the valley bottom and the tooth tip; gamma: the convex straight line section forms an included angle with the base; h: the distance between the tooth tip and the bottom of the large arc R is the tooth depth; l3: tooth pitch; r1: the radius of the first section of arc of the tooth back; r2: arc radius; r3: arc radius; r4: arc radius; beta: and an included angle between the lowest straight line section of the convex tooth back and the base part.
Description of the embodiments
As shown in fig. 1-3, an anti-winding cotton inner coagulation roller card clothing comprises a base 1 and tooth parts 11 arranged on the base 1, wherein each tooth part 11 comprises tooth-shaped structures 3 which are consistent in shape and uniformly distributed on the base, tooth backs 9 of the tooth-shaped structures 3 are tooth shapes of arc-shaped belt protrusions 7, concave parts 13 are arranged between the tooth-shaped structures 3 and the protrusions 7, tooth flanks 12 of the tooth-shaped structures 3 are concave large arc-shaped, and tooth tips 4 of adjacent tooth-shaped structures 3 are the same in distance L3.
The tooth pitch L3 of the tooth tips 4 of the adjacent tooth-shaped structures 3 ranges from 3.5 mm to 3.7mm. The working angle alpha of the tooth structure 3 is in the range of 30-40 deg.. The transverse distance L1 between the tooth tip 4 and the valley 5 of the tooth-shaped structure 3 is 2-2.5 mm. The transverse distance L2 between the hump 6 and the valley 5 of the bulge 7 is 0.5-1 mm. The longitudinal distance h between the tooth tip 4 and the valley 5 of the tooth-shaped structure 3 is 1-1.5 mm. The included angle gamma between the straight line segment of the bulge 7 and the base 1 is 5-15 degrees. The distance between the tooth tip 4 of the tooth-shaped structure 3 and the bottom of the major arc R8 of the tooth flank 12, namely the tooth depth H, is 2.2-2.6 mm. The range of the radius R1 of the first section of the tooth back of the tooth-shaped structure 3 is 4-5 mm, the range of the radius R2 of the arc of the concave part 13 is 0.2-0.5 mm, the range of the radius R3 of the arc protruding upwards from the bulge 7 is 0.2-0.5 mm, and the range of the radius R4 of the arc of the concave large arc of the tooth flank 12 is 0.5-0.7 mm. The included angle beta between the straight line section of the lowest end of the convex tooth back 10 of the convex 7 and the substrate 2 is 45-55 degrees.
The device is provided with the protruding structure at the tooth back of the tooth-shaped structure, and can prevent the inner condensing roller card clothing from winding cotton when the non-woven carding is used for blending more than 50% of viscose or tencel fibers. The first section of the large arc design of the device tooth back 9 can strengthen the strength of the tooth tip, resist the card clothing from being extruded and damaged and prolong the service life of the card clothing. The device is provided with the protruding 7 part and is inclined upwards by a certain angle, so that the fiber can be supported, the transfer difficulty caused by the sinking of the fiber is avoided, the cotton winding shutdown rate of the inner condensing roller is reduced, and the operation efficiency of the equipment is greatly improved.
When the device is actually operated, according to the mixed fiber with the viscose proportion of 50%, the single meter gram weight of a cotton web is 30-60 g, the non-woven carding machine is designed to form the inner coagulation roller card clothing tooth shape, the radius R1 of the first section of circular arc of the tooth back is 4.8mm, the inclination upward angle of the front line segment of the second section of hump-like protrusion is 10 degrees, the transverse distance between the hump-like protrusion and the tooth tip is 2.9mm, wherein the distance between the valley bottom and the tooth tip is 2.1mm, the depth between the tooth tip and the valley bottom is 1.4mm, the tooth pitch is 3.65mm, and the tooth depth is 2.5mm, so that the best effect is achieved.
The above examples are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should be included in the scope of protection defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.
Claims (4)
1. The utility model provides an prevent condensing roller card clothing in cotton, includes basal portion and locates tooth portion on the basal portion, its characterized in that: the tooth comprises tooth-shaped structures which are consistent in shape and uniformly distributed on a base, the back of each tooth-shaped structure is provided with a tooth shape with a convex structure, a concave part is arranged between each tooth-shaped structure and each convex, the tooth flanks of each tooth-shaped structure are concave large arcs, the tooth tip distance L3 of each adjacent tooth-shaped structure is the same, the working angle alpha range of each tooth-shaped structure is 30-40 degrees, the transverse distance L1 range of each tooth tip and each valley bottom of each tooth-shaped structure is 2-2.5 mm, the transverse distance L2 range of each convex hump and each valley bottom is 0.5-1 mm, the included angle gamma range of each convex straight line segment and the base is 5-15 degrees, the distance between each tooth tip and each tooth flank large arc R8 bottom of each tooth-shaped structure, namely the tooth depth H range is 2.2-2.6 mm, the first section of arc radius R1 of each tooth back of each tooth-shaped structure is 4-5 mm, the range of the concave arc radius R2 is 0.2-0.5 mm, the range of the convex arc radius R3 of each tooth back is 0.2-0.5 mm, and the concave large arc radius R4.5 mm.
2. An anti-wind inner condensing roller card clothing according to claim 1, characterized in that: the tooth pitch L3 of the tooth tips of the adjacent tooth-shaped structures ranges from 3.5 mm to 3.7mm.
3. An anti-wind inner condensing roller card clothing according to claim 1, characterized in that: the longitudinal distance h between the tooth tip and the valley bottom of the tooth-shaped structure is 1-1.5 mm.
4. An anti-wind inner condensing roller card clothing according to claim 1, characterized in that: the included angle beta between the lowest straight line section of the protruding tooth back and the substrate is 45-55 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320587593.0U CN219991808U (en) | 2023-03-23 | 2023-03-23 | Anti-winding cotton inner condensing roller card clothing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320587593.0U CN219991808U (en) | 2023-03-23 | 2023-03-23 | Anti-winding cotton inner condensing roller card clothing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219991808U true CN219991808U (en) | 2023-11-10 |
Family
ID=88621144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320587593.0U Active CN219991808U (en) | 2023-03-23 | 2023-03-23 | Anti-winding cotton inner condensing roller card clothing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219991808U (en) |
-
2023
- 2023-03-23 CN CN202320587593.0U patent/CN219991808U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2756119B1 (en) | Card wire with improved tooth shape | |
| CN219991808U (en) | Anti-winding cotton inner condensing roller card clothing | |
| CN106319692A (en) | Card clothing of rotor spinning combing roller | |
| CN212175100U (en) | Fiber carding transfer rack | |
| JP2017512265A (en) | Fabric wire and method for producing short fiber nonwoven fabric | |
| CN108342793B (en) | Cover plate card clothing capable of improving fiber carding quality and carding machine | |
| CN215050924U (en) | Novel tooth back stair-shaped doffer card clothing | |
| CN201258379Y (en) | Rack for carding machine | |
| CN112458574A (en) | Novel tooth back step-shaped doffer card clothing and application thereof | |
| CN214193561U (en) | Cylinder metal card clothing special for functional fiber | |
| CN205653545U (en) | Tin forest card clothing for carding machine | |
| KR20040032795A (en) | Sawtooth wire | |
| CN211522407U (en) | Multistage elastic flexible carding needle tooth, cylinder card clothing and carding machine | |
| CN116590814B (en) | Universal cylinder card clothing simultaneously adapting to cotton fibers and chemical fibers | |
| CN218756222U (en) | Metal card clothing | |
| CN216809019U (en) | Cotton roller structure of cotton seed fiber low breakage rate | |
| CN219670737U (en) | Outer condensing roller card clothing for reinforcing fiber transfer | |
| CN210341177U (en) | Gill box faller suitable for production of coarse denier and fine denier fiber simultaneously | |
| CN212895145U (en) | Cylinder metal card clothing | |
| CN201593079U (en) | Inclined tube of can coiler of cotton carding machine | |
| CN201087231Y (en) | Middle bottom roller with close-tooth reticulate pattern | |
| CN220907816U (en) | Roller leather sheath group | |
| CN111005101B (en) | Filament strip gathering spinning device and using method thereof | |
| CN2384955Y (en) | Fine denier fibre special-purpose doffer metallic card clothing | |
| CN218711104U (en) | Rack for fixing cover plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |