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CN-121972360-A - Non-woven fabric gluing device and process thereof

CN121972360ACN 121972360 ACN121972360 ACN 121972360ACN-121972360-A

Abstract

The invention discloses a non-woven fabric gluing device and a non-woven fabric gluing process, and belongs to the technical field of non-woven fabric processing. The gluing device comprises a supporting upright post, a gluing shell, a gluing bin and a gluing pump, wherein the gluing shell is arranged between the supporting upright posts in a sliding mode and comprises a transition cavity and a gluing cavity, a sealing plug is arranged in the transition cavity, a glue discharging hole is formed in the sealing plug, a gluing main roller is arranged in the gluing cavity, the lower end of the sliding plate is connected with the sealing plug, a pressure spring is arranged at the end portion of the sliding plate after the upper end of the sliding plate extends out of the transition cavity, the gluing pump is arranged at the upper end of the supporting upright post, the glue storage bin is arranged at the upper end of the supporting upright post and is connected with the gluing pump, automatic glue supplementing can be achieved, and gluing efficiency of the device on non-woven fabrics is greatly improved. The pressure of the spring is monitored through the pressure sensor, and the glue quantity in the transition cavity is indirectly sensed. When the pressure is reduced due to glue consumption, the glue feeding pump is automatically started to feed glue, so that the glue is ensured to be continuously and stably supplied, and the interruption of the glue coating process or uneven glue quantity is avoided.

Inventors

  • CHEN XIAOFENG
  • GU QIHAO

Assignees

  • 杭州宜康无纺新材料有限公司

Dates

Publication Date
20260505
Application Date
20260313

Claims (10)

  1. 1. A nonwoven fabric gumming device, characterized by comprising: A supporting upright post (1), The gluing shell (2) is arranged between the supporting upright posts (1) in a sliding manner, the gluing shell (2) comprises a transition cavity (201) and a gluing cavity (202), a sealing plug (3) is arranged in the transition cavity (201), a glue discharging hole is formed in the sealing plug (3), and a gluing main roller (4) is arranged in the gluing cavity (202); The sliding plate (5) is connected with the sealing plug (3) at the lower end, and a pressure spring (6) is arranged at the end part of the sliding plate after the upper end extends out of the transition cavity (201); The glue applying pump (7) is arranged at the upper end of the supporting upright post (1), and the glue applying pump (7) is used for pumping glue solution into the transition cavity (201); chu Jiaocang (8) which is arranged at the upper end of the supporting upright post (1) and is connected with the sizing pump (7); The pressure spring (6) always applies upward thrust to the sliding plate (5), a pressure sensor (17) is arranged at the bottom of the pressure spring (6) and used for monitoring the pressure of the pressure spring (6), and the sizing pump (7) is opened after the pressure of the pressure spring (6) is reduced to a certain value and pumps the glue in the glue storage bin (8) into the transition cavity (201).
  2. 2. The non-woven fabric gluing device according to claim 1, wherein a gluing auxiliary roller (9) is rotatably arranged on the side edge of the lower opening of the gluing cavity (202) parallel to the gluing main roller (4), a plurality of elastic sheets (901) are arranged on the circumference of the gluing auxiliary roller (9) at equal intervals, the elastic sheets (901) are pressed onto the surface of the gluing auxiliary roller (9) by the non-woven fabric (18) when being abutted against the non-woven fabric (18), and the glue solution falling into the gluing cavity (202) is re-spread and pushed to the direction of the non-woven fabric (18) when being separated, and is extruded and adhered onto the non-woven fabric (18) after being adhered with the non-woven fabric (18).
  3. 3. A nonwoven fabric gluing device according to claim 2, characterized in that the elastic sheet (901) after coming out of abutment with the nonwoven fabric (18) has its opening facing in the same direction as the rotation of the glue applicator roller (9) with the glue applicator roller (9).
  4. 4. The non-woven fabric gluing device according to claim 1, wherein the number of the supporting upright posts (1) is two, the two supporting upright posts are symmetrically arranged, a screw rod (10) is arranged on one surface of each supporting upright post (1), which is opposite to the other surface, and the gluing shell (2) is slidably arranged between the two supporting upright posts (1) through the screw rod (10).
  5. 5. The non-woven fabric gluing device according to claim 4, wherein the bottom of the screw rods (10) is provided with synchronous wheels, a synchronous belt (11) is arranged between the synchronous wheels at the bottoms of the two screw rods (10), and the upper end of one screw rod (10) is connected with a motor (12) for driving the screw rods to rotate.
  6. 6. The non-woven fabric gluing device according to claim 1, wherein a sealing ring (13) is arranged at the upper end opening of the transition cavity (201).
  7. 7. The non-woven fabric gluing device according to claim 1, further comprising a glue scraping roller (14) arranged on one side of the gluing main roller (4), wherein the glue scraping roller (14) is used for further troweling glue on the non-woven fabric (18).
  8. 8. The non-woven fabric gluing device according to claim 7, wherein the two ends of the bottom of the glue scraping roller (14) are provided with a collecting tank (15) for collecting surplus glue solution.
  9. 9. The non-woven fabric gluing device according to claim 8, wherein the bottom surface of the collecting tank (15) is obliquely arranged, one end at the bottommost part is connected with the collecting shell (16), and glue solution collected in the collecting tank (15) can flow into the collecting shell (16) along the oblique bottom surface of the collecting tank (15).
  10. 10. A process for gluing a non-woven fabric, using a gluing device according to any one of claims 1 to 9, characterized by the following operating steps: Step one, after the non-woven fabric (18) is arranged on the whole gluing device, controlling a winding mechanism of the non-woven fabric (18) to move in advance; Step two, controlling a glue applying pump (7) to firstly inject glue into the transition cavity (201) and simultaneously timing the injection time length, enabling the glue to flow out of the glue storage bin (8), injecting the glue into the upper cavity after passing through the glue applying pump (7), increasing the internal pressure of the upper cavity along with continuous injection of the glue, pushing the sealing plug (3) in the transition cavity (201) to descend, enabling the glue to be discharged into the lower cavity from a glue discharging hole in the sealing plug (3), and enabling the sliding plate (5) to descend synchronously along with the sealing plug (3), wherein the pressure spring (6) is continuously compressed; Step three, after glue solution is filled into the sliding plate (5) and cannot sink, the filling of the glue solution is stopped after the pressure spring (6) cannot be compressed any more, timing is stopped, and the timing time length of the glue solution filling is set to be the time length of single operation of the glue applying pump (7); Step four, glue solution flows downwards after entering a lower cavity and falls into a gluing cavity (202), is brought into a gap between the gluing cavity (202) and the gluing main roller (4) along with rotation of the gluing main roller (4), flows downwards along the gap and then contacts with a gluing auxiliary roller (9) at the bottom, and is pushed onto a non-woven fabric (18) to be primarily adhered with the non-woven fabric (18) while being stirred by the gluing auxiliary roller (9); Step five, after the non-woven fabric (18) contacts the sizing auxiliary roller (9), part of the glue solution is adhered for the first time, the glue solution continues to move forwards, and after the glue solution is pressed by the sizing main roller (4), the coating of the glue solution is completed.

Description

Non-woven fabric gluing device and process thereof Technical Field The invention relates to a non-woven fabric gluing device and a non-woven fabric gluing process, and belongs to the technical field of non-woven fabric processing. Background The non-woven fabric is also called non-woven fabric and non-woven fabric, and refers to fabric formed by directly bonding fibers without spinning and weaving process. The polyester fiber is mainly prepared from polyester fibers and polyester fibers by adopting processes of needling, spunbonding, thermal bonding and the like, and has the characteristics of ventilation, moisture resistance, flame retardance, light weight, no toxicity or smell, degradability, low price and the like. In the compound processing of non-woven fabrics, often need to coat glue on the surface of non-woven fabrics, when coating glue, current conventional equipment adopts the glue spreader to carry out the rubber coating to the non-woven fabrics generally, and glue passes through the glue spreader and passes through to the non-woven fabrics on, but current glue spreading equipment generally need to mend the glue through the manual work, and glue duration supply time is too short, is difficult to realize long-time operation, leads to whole rubber coating efficiency greatly reduced. Disclosure of Invention The invention aims to solve the technical problem of providing a non-woven fabric gluing device and a process thereof, which solve the problem that non-woven fabric gluing equipment in the prior art needs to carry out timing glue supplementing manually. The non-woven fabric gluing device comprises a supporting upright post and a gluing shell, wherein the gluing shell is arranged between the supporting upright posts in a sliding mode, the gluing shell comprises a transition cavity and a gluing cavity, a sealing plug is arranged in the transition cavity, a glue discharging hole is formed in the sealing plug, a gluing main roller is arranged in the gluing cavity, the lower end of the sliding plate is connected with the sealing plug, a pressure spring is arranged at the end portion of the sliding plate after the upper end of the sliding plate extends out of the transition cavity, a gluing pump is arranged at the upper end of the supporting upright post and used for pumping glue into the transition cavity, a glue storage bin is arranged at the upper end of the supporting upright post and connected with the gluing pump, the pressure spring always applies upward pushing force to the sliding plate, a pressure sensor is arranged at the bottom of the pressure spring and used for monitoring the pressure of the pressure spring, and the gluing pump is opened after the pressure of the pressure spring is reduced to a certain value and pumps the glue in the glue storage bin into the transition cavity. Through adopting above-mentioned technical scheme, can realize automatic glue supplementing, improve the rubber coating efficiency of device to the non-woven fabrics greatly. The pressure of the spring is monitored through the pressure sensor, and the glue quantity in the transition cavity is indirectly sensed. When the pressure is reduced due to glue consumption, the glue feeding pump is automatically started to feed glue, so that the glue is ensured to be continuously and stably supplied, and the interruption of the glue coating process or uneven glue quantity is avoided. The glue spreading process has the advantages that the sliding plate can slide along with the discharge of the glue solution, the position change of the sliding plate in the glue spreading process can be monitored in real time through the cooperation setting of the glue applying pump and the pressure sensor, so that the residual glue solution storage quantity in the transition cavity is judged, the constant pressure of the glue solution discharged from the transition cavity can be maintained, the glue spreading stability is improved, and the glue applying pump only needs to supplement the glue solution in the transition cavity at fixed time without long-time continuous operation. The invention is further characterized in that an auxiliary gluing roller is rotatably arranged on the side edge of the opening at the lower part of the gluing cavity and parallel to the main gluing roller, a plurality of elastic sheets are equidistantly arranged on the circumference of the auxiliary gluing roller, and the elastic sheets are pressed onto the surface of the auxiliary gluing roller by the non-woven fabrics when the elastic sheets are abutted to the non-woven fabrics, and are re-opened when the elastic sheets are separated. Through adopting above-mentioned technical scheme for the non-woven fabrics can drive the vice roller of glueing and rotate in step in transmission process, make the elastic sheet on the vice roller of glueing rotate thereupon, the elastic sheet rotates the in-process, and the open opening between its and the vice roller of glueing can b