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CN-117224319-B - Absorption core production line

CN117224319BCN 117224319 BCN117224319 BCN 117224319BCN-117224319-B

Abstract

The invention relates to the field of disposable sanitary product production equipment, in particular to an absorbent core production line which is suitable for preparing an absorbent core with high absorption efficiency and has high production efficiency, and the absorbent core production line comprises a control device, an upper non-woven fabric unreeling device, a first folding device, a first sizing device, a bulk non-woven fabric unreeling device, a first discharging composite device, a lower non-woven fabric unreeling device, a second sizing device, a second discharging composite device, a second folding device, a welding device and a slitting device, wherein the first folding device is arranged at the output end of the upper non-woven fabric unreeling device and is used for folding wrinkles on two lateral sides of the upper non-woven fabric, the first sizing device is arranged at the output end of the first folding device, the first discharging composite device is arranged at the output end of the bulk non-woven fabric unreeling device and the first sizing device, the second sizing device is arranged at the output end of the lower non-woven fabric unreeling device, and the second discharging composite device is arranged at the output end of the first discharging composite device and the second sizing device.

Inventors

  • CHEN HANHE

Assignees

  • 美佳爽（中国）有限公司

Dates

Publication Date
20260508
Application Date
20230922

Claims (8)

  1. 1. An absorbent core production line, its characterized in that: comprises a control device, an upper non-woven fabric unreeling device, a first folding device, a first sizing device, a bulk non-woven fabric unreeling device, a first blanking compound device, a lower non-woven fabric unreeling device, a second sizing device, a second blanking compound device, a second folding device, a welding device and a slitting device, wherein the first folding device is arranged at the output end of the upper non-woven fabric unreeling device and is used for folding the two lateral sides of the upper non-woven fabric out of folds, the first sizing device is arranged at the output end of the first folding device, the first blanking compound device is arranged at the output ends of the bulk non-woven fabric unreeling device and the first sizing device and is used for applying macromolecule water-absorbing resin particles on the upper surface of the bulk non-woven fabric and compounding the upper non-woven fabric, the second sizing device is arranged at the output end of the lower non-woven fabric unreeling device, the second discharging composite device is arranged at the output ends of the first discharging composite device and the second sizing device and is used for applying high-molecular water-absorbent resin particles on the lower surface of the bulked non-woven fabric and compositing the high-molecular water-absorbent resin particles with the lower non-woven fabric, the second folding device is arranged at the output end of the second discharging composite device and is used for folding the two lateral sides of the lower non-woven fabric along the direction of the upper non-woven fabric and attaching the lower non-woven fabric to the upper surface of the upper non-woven fabric, the welding device is arranged at the output end of the second folding device, the slitting device is arranged at the output end of the welding device and is used for slitting single absorption core bodies, a sunken diversion trench is formed at the lateral middle part of the absorption core bodies through the first discharging composite device, the second discharging composite device and the ultrasonic welding device and comprises a longitudinal diversion part and diversion parts arranged at the two longitudinal ends of the longitudinal diversion part, the longitudinal flow guiding part is in an I-shaped structure, and the flow dividing part is in a V-shaped structure; The first blanking composite device comprises a frame, a driving mechanism, a transmission mechanism, a blanking bin, a blanking roller, a bottom roller, a convex roller and a compression roller, wherein the driving mechanism, the transmission mechanism, the blanking bin, the blanking roller, the bottom roller, the convex roller and the compression roller are arranged on the frame, the lower end of the blanking bin is provided with a blanking assembly which is convenient for evenly blanking, the blanking roller is arranged on the lower side of the blanking bin, a plurality of blanking grooves are formed in the circumferential outer surface of the blanking roller, the bottom roller is arranged on the lower side of the blanking roller, the convex roller and the compression roller are respectively arranged on the periphery of the bottom roller, a convex bar for pressing a diversion trench structure is arranged on the convex roller, and the driving mechanism drives the blanking roller, the bottom roller, the convex roller and the compression roller to synchronously rotate through the transmission mechanism.
  2. 2. The absorbent core production line according to claim 1, wherein the bottom roller is provided with grooves matched with the raised strips.
  3. 3. The absorbent core production line according to claim 1, wherein the transmission mechanism comprises a first driving sprocket arranged on the driving mechanism, a first driven sprocket arranged on the bottom roller, a second driven sprocket arranged on the press roller, a second driving sprocket arranged on the press roller, a third driven sprocket arranged on the blanking roller, a driving gear arranged on the bottom roller and a driven gear arranged on the convex roller, the first driving sprocket, the first driven sprocket and the second driven sprocket are wound with a first chain, the second driving sprocket and the third driven sprocket are wound with a second chain, and the driving gear is meshed with the driven gear.
  4. 4. The absorbent core production line according to claim 1, wherein the blanking assembly comprises a first rotating shaft and a second rotating shaft which are rotatably arranged in the blanking bin, at least three first baffles are arranged on the circumferential outer surface surrounding the first rotating shaft, each first baffle moves along the axial direction of the first rotating shaft, at least three second baffles are arranged on the circumferential outer surface surrounding the second rotating shaft, each second baffle moves along the axial direction of the second rotating shaft, and when the first rotating shaft and the second rotating shaft rotate oppositely, two adjacent first baffles and two second baffles form a quantitative groove.
  5. 5. The absorbent core production line of claim 4, wherein the blanking roller comprises a shaft, a roller body sleeved on the shaft, baffle rings sleeved on the roller body and distributed at two axial ends of the roller body, and air distribution discs, the blanking grooves are arranged on the circumferential outer surface of the roller body and distributed between the two baffle rings, the roller body is provided with flow passages communicated with the blanking grooves, and the air distribution discs are communicated with the flow passages.
  6. 6. The absorbent core production line according to any one of claims 1 to 5, wherein the welding device comprises two welding mechanisms, each welding mechanism comprises a supporting frame, a welding roller, a welding matching roller, a welding assembly, a first driving motor, a second driving motor, a supporting assembly, a pressing adjusting assembly and a gap adjusting assembly, the two axial ends of the welding roller are arranged on the supporting frame through a first bearing seat, the middle part of the axial direction of the welding roller is provided with a welding area, the first driving motor is in transmission connection with the welding roller, one axial end of the welding matching roller is arranged on the supporting frame through a second bearing seat and is distributed on the lower side of the welding roller, the other axial side of the welding matching roller is provided with a welding matching area, the axial length of the welding area is smaller than the axial length of the twice welding matching area, the welding assembly is arranged on the welding matching roller, the second driving motor is in transmission connection with the welding matching roller through a transmission assembly, the supporting assembly is arranged on the lower side of the welding matching roller and is used for supporting the rotation of the welding matching roller, the adjusting assembly is arranged on the two axial ends of the welding roller, and the gap adjusting assembly is arranged on the two axial ends of the welding roller.
  7. 7. The absorbent core production line according to claim 6, wherein the support assembly comprises two support rollers, the two support rollers are arranged on the support frame, the two support rollers are distributed on the lower side of the welding fit roller and symmetrically distributed along the central axis of the welding fit roller, the central axes of the two support rollers are parallel to the central axis of the welding fit roller, and when the welding fit roller is installed, the welding fit roller abuts against the two support rollers.
  8. 8. The absorbent core production line of claim 7, wherein each of the support rollers comprises a rotating shaft truss on the support frame, a support roller body sleeved on the rotating shaft, and a bearing arranged between the rotating shaft and the support roller body.

Description

Absorption core production line Technical Field The invention relates to the field of disposable sanitary article production equipment, in particular to an absorbent core production line. Background The absorbent core is widely used in nursing absorbent articles such as paper diapers and sanitary napkins. The traditional absorption core is formed by mixing wood pulp fiber and a high-molecular water-absorbing resin material and coating the wood pulp fiber and the high-molecular water-absorbing resin material by a non-woven fabric, so that the absorption core has the problems of easy lump formation and breakage in the use process, has larger thickness and poorer air permeability, and reduces the comfort of a user. At present, a relatively wide-ranging absorption core body is formed by sandwiching a high-molecular water-absorbing resin material between two layers of non-woven fabrics or three layers of non-woven fabrics, wherein the high-molecular water-absorbing resin material is spread on the upper surface of one layer of non-woven fabrics, and the other layer of non-woven fabrics is compounded by glue spraying. Thus, the present inventors have developed a core production line suitable for preparing an absorbent core with high absorption efficiency and high production efficiency. Disclosure of Invention Accordingly, in view of the above problems, the present invention provides an absorbent core production line suitable for producing an absorbent core having high absorption efficiency and high production efficiency. In order to achieve the above purpose, the present invention adopts the following technical scheme: The utility model provides an absorption core production line, includes controlling means, upper non-woven fabrics unreels the device, first folding device, first glue applying device, the non-woven fabrics unreels the device, first unloading composite device, lower floor non-woven fabrics unreels the device, second glue applying device, second unloading composite device, second folding device, welding set and slitting device, the output of upper non-woven fabrics unreels the device is located to first folding device for fold out the fold with upper non-woven fabrics's horizontal both sides, the output of first folding device is located to first glue applying device, the output of first glue applying device is located the non-woven fabrics unreels the device, is located the output of first glue applying device for applying polymer water absorbent resin granule and compound with upper non-woven fabrics at the upper surface of bulked non-woven fabrics, the output of lower floor non-woven fabrics unreels the device is located to second glue applying device, the second discharging composite device is arranged at the output ends of the first discharging composite device and the second sizing device and is used for applying high-molecular water-absorbent resin particles on the lower surface of the bulked non-woven fabric and compositing the high-molecular water-absorbent resin particles with the lower non-woven fabric, the second folding device is arranged at the output end of the second discharging composite device and is used for folding the two lateral sides of the lower non-woven fabric along the direction of the upper non-woven fabric and attaching the lower non-woven fabric to the upper surface of the upper non-woven fabric, the welding device is arranged at the output end of the second folding device, the slitting device is arranged at the output end of the welding device and is used for slitting single absorbent cores, a sunken diversion trench is formed at the lateral middle part of the absorbent cores through the first discharging composite device, the second discharging composite device and the ultrasonic welding device and comprises a longitudinal diversion part and diversion parts arranged at the two longitudinal ends of the longitudinal diversion part, and the longitudinal diversion part is of an ' I ' -shaped structure, the shunt part is of a V-shaped structure. Further, first unloading composite device includes the frame, locates actuating mechanism, drive mechanism, unloading storehouse, unloading roller, base roll, protruding roller, compression roller in the frame, the lower extreme of unloading storehouse has the feed opening, the downside that just is located the feed opening in the unloading storehouse is equipped with the unloading subassembly of being convenient for even unloading, the unloading roller is located the feed opening downside, be equipped with a plurality of unloading groove on the circumference surface of unloading roller, the downside of unloading roller is located to the base roll, protruding roller, compression roller are located the week side of base roll respectively, be equipped with the sand grip that is used for pressing guiding gutter structure on the protruding roller, actuating mechanism passes through drive mechanism drive unloading roller, base roll, prot