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CN-224212917-U - Spun-bonded non-woven fabric net forming machine

CN224212917UCN 224212917 UCN224212917 UCN 224212917UCN-224212917-U

Abstract

The utility model discloses a spunbonded non-woven fabric net forming machine which comprises a machine shell, a net forming curtain and an air duct assembly arranged in the machine shell, wherein the net forming curtain is arranged on the machine shell, the air duct assembly comprises a main air duct and an auxiliary air duct which are arranged at the lower side of the net forming curtain at intervals, and the air suction amount of the auxiliary air duct is smaller than that of the main air duct. The main air duct is used for adsorbing spun-bonded non-woven fabrics filaments in the web forming area, the filaments enter a buffer area corresponding to the auxiliary air duct under the action of the web forming curtain after being adsorbed, the auxiliary air duct is used for keeping the filaments on the web forming curtain, the filaments are gradually bonded in the buffer area, and energy sources can be saved by setting corresponding air ducts and corresponding air suction amounts and suction forces for different functional areas.

Inventors

  • Yang Fangzhuo
  • GAO QUANZHOU
  • YANG MEIYUAN
  • ZHU SUYU

Assignees

  • 温州雨泽科技有限公司

Dates

Publication Date
20260508
Application Date
20250528

Claims (9)

  1. 1. The spunbonded non-woven fabric net forming machine is characterized by comprising a machine shell (11), a net forming curtain (5) and an air duct assembly (4) arranged in the machine shell (11), wherein the net forming curtain (5) is arranged on the machine shell (11), The air duct component (4) comprises a main air duct (41) and a secondary air duct (42) which are arranged at intervals at the lower side of the net forming curtain (5), The air suction amount of the auxiliary air duct (42) is smaller than that of the main air duct (41).
  2. 2. The spunbonded nonwoven web former according to claim 1, wherein a bypass (431) is provided on one side of the main air duct (41), and the auxiliary air duct (42) is connected to the bypass (431); An air suction pipe (471) is arranged at the lower end of the main air duct (41), and an air suction interface (47) is arranged at the free end of the air suction pipe (471); The machine shell (11) is provided with a net forming area (16) and a buffer area (17), the main air duct (41) is arranged on the lower side of the net forming area (16), and the auxiliary air duct (42) is arranged on the lower side of the buffer area (17).
  3. 3. The spunbonded nonwoven web former of claim 2, wherein the main air duct (41) and the auxiliary air duct (42) are one piece.
  4. 4. The spunbonded nonwoven web former according to claim 2, characterized in that a partition (43) is arranged between the main air duct (41) and the auxiliary air duct (42); An adjusting groove is formed in the lower side of the auxiliary air duct (42), and an adjusting plate (44) is slidably arranged on the adjusting groove; differential pressure gauges are respectively arranged in the main air duct (41) and the auxiliary air duct (42).
  5. 5. The spunbonded nonwoven web forming machine according to claim 4, wherein the outer end of the adjusting plate (44) is provided with a handle (441), one side of the handle (441) is provided with a mounting member (442), and the mounting member (442) is detachably mounted on the inner side wall of the housing (11) by bolts.
  6. 6. The spunbonded nonwoven web former of claim 1, further comprising a roller assembly (2) cooperating with the web-forming curtain (5); the rollers of the roller assembly (2) comprise a first upper roller (22) and a second upper roller (23) which are arranged on the upper side of the shell (11) at intervals, and a first lower roller (26) and a second lower roller (27) which are arranged on the lower side of the shell (11) at intervals.
  7. 7. The spunbonded nonwoven web former according to claim 6, wherein one side of the housing (11) is provided with a first boss (12), A transfer roller (21) is arranged on the first boss (12); A rotating roller (25) is arranged between the transfer roller (21) and the first lower roller (26); A tensioning roller (24) is arranged between the second upper roller (23) and the second lower roller (27).
  8. 8. The spunbonded nonwoven web former according to claim 6, characterized in that the upper ends of the main air duct (41) and the auxiliary air duct (42) are provided with guides (45) cooperating with the web-forming curtain (5).
  9. 9. The spunbonded nonwoven web former according to claim 6, characterized in that a maintenance door (13) is provided on one side of the housing (11), a handle (14) being provided outside the maintenance door (13); At least one group of driving components (6) are arranged on the other side of the shell (11), The driving assembly (6) comprises a driver (62) and a speed reducer (61), wherein the output end of the driver (62) is connected with the speed reducer (61), and the output end of the speed reducer (61) is connected with a roller of the roller assembly (2).

Description

Spun-bonded non-woven fabric net forming machine Technical Field The utility model relates to the technical field of non-woven fabric production, in particular to a spunbonded non-woven fabric web forming machine. Background The main materials of the spun-bonded non-woven fabric are terylene and polypropylene, and the spun-bonded non-woven fabric has the characteristics of high strength, high temperature resistance and good performance. In the production of spunbonded nonwoven fabrics, it is necessary to extrude and stretch the polymer to form continuous filaments, then the filaments are laid on a web former to form a web, the web is moved downstream under the conveyance of a web-forming curtain, and the web is subjected to self-bonding, thermal bonding, chemical bonding or mechanical reinforcement to form the web into a nonwoven fabric. CN206376089U discloses a high-speed net forming machine for non-woven fabric forming equipment by hot rolling method, filament is passed through a filament arranging machine under the air current draft to arrange filament bundles on the net forming curtain, and a suction air duct is arranged under the net forming curtain to suck the arranged filament bundles on the net forming curtain so as to be beneficial to the formation of fiber net, and only a suction air duct is designed under the net forming curtain. The fiber net has different suction forces required in the process of being adsorbed to the net curtain and being kept on the net curtain, and the suction power is high, so that energy waste is caused. Disclosure of utility model Aiming at the technical problems in the prior art, the utility model provides a spunbonded non-woven fabric net forming machine, which provides differential suction force through a main air duct and an auxiliary air duct which are arranged below a net curtain at intervals, so that energy waste is avoided. The utility model discloses a spunbonded non-woven fabric net forming machine which comprises a machine shell, a net forming curtain and an air duct assembly arranged in the machine shell, wherein the net forming curtain is arranged on the machine shell, the air duct assembly comprises a main air duct and an auxiliary air duct which are arranged at the lower side of the net forming curtain at intervals, and the air suction amount of the auxiliary air duct is smaller than that of the main air duct. Preferably, a bypass is arranged on one side of the main air duct, and the auxiliary air duct is connected with the bypass; The lower end of the main air duct is provided with an air suction pipe, and the free end of the air suction pipe is provided with an air suction interface; The machine shell is provided with a net forming area and a buffer area, the main air duct is arranged on the lower side of the net forming area, and the auxiliary air duct is arranged on the lower side of the buffer area. Preferably, the main air duct and the auxiliary air duct are integrated. Preferably, a partition plate is arranged between the main air duct and the auxiliary air duct; An adjusting groove is formed in the lower side of the auxiliary air duct, and an adjusting plate is slidably arranged on the adjusting groove; differential pressure gauges are respectively arranged in the main air duct and the auxiliary air duct. Preferably, the outer end of the adjusting plate is provided with a handle, one side of the handle is provided with a mounting piece, and the mounting piece is detachably mounted on the inner side wall of the shell through bolts. Preferably, the device further comprises a roller assembly matched with the net curtain; The rollers of the roller assembly comprise a first upper roller and a second upper roller which are arranged on the upper side of the machine shell at intervals, and a first lower roller and a second lower roller which are arranged on the lower side of the machine shell at intervals. Preferably, one side of the casing is provided with a first boss, A transfer roller is arranged on the first boss; a rotating roller is arranged between the transferring roller and the first lower roller; a tensioning roller is arranged between the second upper roller and the second lower roller. Preferably, the upper ends of the main air duct and the auxiliary air duct are provided with guide pieces matched with the net curtains. Preferably, a maintenance door is arranged at one side of the shell, and a handle is arranged at the outer side of the maintenance door; at least one group of driving components is arranged on the other side of the shell, The driving assembly comprises a driver and a speed reducer, wherein the output end of the driver is connected with the speed reducer, and the output end of the speed reducer is connected with the roller of the roller assembly. Compared with the prior art, the utility model has the beneficial effects that the main air duct is used for adsorbing spun-bonded non-woven fabrics filaments in the net forming area, th