Multifilament filter cloth calendering equipment

Abstract

The utility model discloses multifilament filter cloth calendering equipment which comprises a workbench, a feeding roller is arranged at one end of the top of the workbench through a rack, a winding roller is arranged at the other end of the top of the workbench through a rack, a protective box is arranged at the top of the workbench between the feeding roller and the winding roller, and conveying openings are formed in the two opposite sides of the protective box. A material guiding mechanism is arranged on the protection box, a bearing plate is arranged in the end, close to the winding roller, of the protection box and arranged on the top of the workbench through an adjusting mechanism, a lower calendaring roller is arranged on the top of the end, close to the winding roller, of the bearing plate through a support, and an upper calendaring roller is arranged in the protection box above the lower calendaring roller through a support. An upper air outlet box is arranged in the protection box on the side, close to the winding roller, of the upper calendaring roller. According to the utility model, a series of structures are arranged, so that filter cloth conveying double-sided dust removal before calendaring, heating, cooling after calendaring, filter cloth calendaring smoothness, calendaring synchronous height debugging, simple debugging and continuous and stable calendaring conveying are realized.

Description

Technical Field

[0001] The utility model relates to the technical field of filter cloth calendering, in particular to a multifilament filter cloth calendering device. Background Art

[0002] Filter cloth is an important industrial material, widely used in various industrial fields, especially in situations where solid-liquid separation or gas-solid separation is required. During the production process, the filter cloth is calendered by calendering equipment. Calendering is a deep processing technology of glazing, which can make the transparent coating coated with glazing have an ideal mirror film effect with dense, smooth and high gloss brightness.

[0003] At present, when the calendering equipment is calendering the filter cloth, although the filter cloth can be continuously conveyed through the calendering machine for calendering through the winding roller, the filter cloth is covered with dust on the surface during transportation, which affects the smoothness of the calendering of the filter cloth. In addition, the contact area of ​​the calendering air supply heating or cooling of the filter cloth is limited by the size of the air supply port, resulting in uneven heating and cooling of the filter cloth. At the same time, the strength of the air supply airflow acting on the filter cloth varies greatly, which affects the stability of transportation and has poor practicality. Utility Model Content

[0004] The utility model aims to provide a multifilament filter cloth calendering device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multifilament filter cloth calendering device, comprising a workbench, a feed roller is provided on the top of the workbench, a winding roller is provided on the other end of the top of the workbench, a protection box is provided on the top of the workbench between the feed roller and the winding roller, conveying ports are provided on opposite sides of the protection box, a material guiding mechanism is provided on the protection box, a carrying plate is provided inside the protection box near one end of the winding roller, the carrying plate is arranged on the top of the workbench through an adjusting mechanism, a lower calendering roller is provided on the top of the carrying plate near one end of the winding roller through a bracket, an upper calendering roller is provided in the protection box above the lower calendering roller through a bracket, an upper air outlet box is provided in the protection box on the side of the upper calendering roller near the winding roller, the upper air outlet box is connected to the upper dust removal mechanism, a lower air outlet box is provided on the side of the lower calendering roller away from the winding roller, the lower air outlet box is connected to the lower dust removal mechanism, air outlet mechanisms are provided inside the upper air outlet box and the lower air outlet box, and air outlets are provided at the bottom of the upper air outlet box and the top of the lower air outlet box.

[0006] Preferably, the upper dust removal mechanism includes an upper dust removal port, a No. 1 pipe, a No. 1 fan, a cooler and a filter. An upper dust removal port is provided inside a protective box on the side of the upper calendering roller away from the upper air outlet box. A No. 1 fan, a cooler and a filter are provided on the top of the protective box. The upper dust removal port is connected to the input end of the No. 1 fan through the No. 1 pipe, the output end of the No. 1 fan is connected to the input end of the filter through the No. 1 pipe, the output end of the filter is connected to the air inlet end of the cooler through the No. 1 pipe, and the air outlet end of the cooler is connected to the air inlet of the upper air outlet box through the No. 1 pipe.

[0007] Preferably, the lower dust removal mechanism includes a lower dust removal port, a No. 2 pipe, a No. 2 fan, a heater and a filter. The lower dust removal port is provided in a protective box below the upper dust removal port and away from the side of the lower air outlet box. The lower dust removal port and the lower air outlet box are both arranged on the top of the supporting plate through a bracket. The top of the supporting plate is provided with a No. 2 fan, a heater and a filter. The lower dust removal port is connected to the input end of the No. 2 fan through the No. 2 pipe, the output end of the No. 2 fan is connected to the input end of the filter through the No. 2 pipe, the output end of the filter is connected to the output end of the heater through the No. 2 pipe, and the output end of the heater is connected to the lower air outlet box through the No. 2 pipe.

[0008] Preferably, the air outlet mechanism includes a diverter plate, a central air guide plate and side air guide plates. A diverter plate is provided in the middle of the upper air outlet box and the lower air outlet box on one side close to the air outlet. A central air guide plate is provided inside the upper air outlet box and the lower air outlet box on opposite sides of the diverter plate. A plurality of side air guide plates are provided inside the upper air outlet box and the lower air outlet box on one side away from the air outlet.

[0009] Preferably, the adjustment mechanism includes a threaded rod, a threaded sleeve and a servo motor, threaded sleeves are provided at the opposite ends of the supporting plate, guide rail seats are provided inside the protective boxes on the opposite sides of the supporting plate, threaded rods are provided inside the guide rail seats, the bottom of the threaded rod is connected to the output end of the servo motor, the servo motor is arranged on the workbench, and the threaded sleeve is threadedly connected to the threaded rod.

[0010] Preferably, the windward surfaces of the splitter plate, the central air guide plate and the side air guide plates are all arranged in an arc surface structure.

[0011] Preferably, the material guiding mechanism includes a tensioning roller, a lead-out roller, a No. 1 guide roller, a No. 2 guide roller and an inlet roller, an outer portion of the protective box close to the winding roller is provided with a lead-out roller through a frame, a No. 1 guide roller is provided inside the protective box on the side of the lower dust removal port away from the upper dust removal port, the bottoms of the No. 1 guide roller, the lead-out roller and the upper calendering roller are arranged at the same height, an inlet roller is provided outside the protective box close to the feeding roller through a frame, two No. 2 guide rollers are provided inside the protective box on the side of the No. 1 guide roller away from the lower dust removal port, and a tensioning roller is provided inside the protective box between the two No. 2 guide rollers.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The present application realizes double-sided calendering of multifilament filter cloth by means of the feed roller and the winding roller arranged on the workbench, which cooperate with the upper calendering roller and the lower calendering roller in the protective box. The calendering conveying is continuous and the tension is moderate. The upper dust removal port cooperates with the No. 1 fan, the filter, the cooler and the upper air outlet box, and the lower dust removal port cooperates with the No. 2 fan, the filter, the heater and the lower air outlet box to realize double-sided dust removal and heating of the filter cloth before calendering, as well as cooling after calendering, so that the filter cloth is calendered and flat. The dust removal airflow is filtered and purified for calendering, heating and cooling of the filter cloth, which is energy-saving and environmentally friendly.

[0014] 2. The present application is provided with a carrying plate, and a lower dust removal port, a lower air supply box, and a lower calendering roller are installed on the carrying plate. The threaded rod cooperates with the threaded sleeve and the servo motor to realize synchronous height adjustment of the lower dust removal port, the lower air outlet box, and the lower calendering roller to meet the calendering of filter cloths of different thicknesses. The synchronous adjustment is simple, and the upper and lower air outlet boxes both adopt large-diameter air outlet settings, combined with the set diverter plate, central air guide plate and side air guide plates, so that the internal airflow of the upper and lower air outlet boxes is evenly and smoothly guided from the air outlet to the conveyed filter cloth. That is, the contact area of ​​the outlet airflow acting on the filter cloth is large, the filter cloth is evenly heated and cooled, and the stability of the calendering and conveying of the filter cloth is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the protective box in the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the upper calender roller in the utility model;

[0018] Figure 4 It is a structural schematic diagram of the lower air outlet box in the utility model.

[0019] In the figure: 1. workbench; 2. feed roller; 3. take-up roller; 4. protection box; 5. tension roller; 6. load-bearing plate; 61. threaded rod; 62. threaded sleeve; 63. servo motor; 7. upper calendering roller; 71. lower calendering roller; 8. lead-out roller; 9. guide roller No. 1; 10. guide roller No. 2; 11. lead-in roller; 12. upper dust removal port; 13. lower dust removal port; 14. pipe No. 1; 15. pipe No. 2; 16. fan No. 1; 17. fan No. 2; 18. cooler; 19. heater; 20. upper air outlet box; 21. lower air outlet box; 22. diverter plate; 23. center air guide plate; 24. side air guide plate; 25. air outlet. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] like Figures 1 to 4 As shown, the present application includes a workbench 1, a feed roller 2 is provided on the top of the workbench 1, a winding roller 3 is provided at the other end of the top of the workbench 1, one end of the winding roller 3 is connected to the output end of the winding motor through a coupling, a protection box 4 is provided on the top of the workbench 1 between the feed roller 2 and the winding roller 3, conveying ports are provided on the opposite sides of the protection box 4, a material guiding mechanism is provided on the protection box 4, a carrying plate 6 is provided inside the protection box 4 near one end of the winding roller 3, the carrying plate 6 is arranged on the top of the workbench 1 through an adjusting mechanism, a lower calendering roller 71 is provided on the top of the carrying plate 6 near one end of the winding roller 3 through a bracket, an upper calendering roller 7 is provided in the protection box 4 above the lower calendering roller 71 through a bracket, and the upper calendering roller 7 is close to the winding roller 3. An upper air outlet box 20 is provided in the protective box 4 on one side, and the upper air outlet box 20 is connected to the upper dust removal mechanism. A lower air outlet box 21 is provided on the side of the lower calendering roller 71 away from the winding roller 3, and the lower air outlet box 21 is connected to the lower dust removal mechanism. Air outlet mechanisms are provided inside the upper air outlet box 20 and the lower air outlet box 21. Air outlets 25 are provided at the bottom of the upper air outlet box 20 and the top of the lower air outlet box 21, so as to realize double-sided dust removal and heating of the filter cloth before calendering and cooling after calendering, so that the filter cloth can be calendered and flat. The dust removal airflow is filtered and purified for calendering, heating and cooling of the filter cloth, which is energy-saving and environmentally friendly. The calendering synchronous height can be adjusted to meet the calendering of filter cloths of different thicknesses. The synchronous adjustment is simple, and the calendering and conveying of the filter cloth is continuous and stable.

[0022] Specifically, the upper dust removal mechanism includes an upper dust removal port 12, a No. 1 pipe 14, a No. 1 fan 16, a cooler 18 and a filter 26. The upper dust removal port 12 is provided inside the protective box 4 on the side of the upper calendering roller 7 away from the upper air outlet box 20. The top of the protective box 4 is provided with a No. 1 fan 16, a cooler 18 and a filter 26. The filter 26 consists of a filter housing and a filter plate. The filter housing is provided with a filter plate. Ports connected to the No. 1 pipe 14 are provided at opposite ends of the filter housing. The dust-laden airflow enters the filter housing and is dust-filtered and purified through the filter plate. The upper dust removal port 12 is connected to the input end of the No. 1 fan 16 through the No. 1 pipe 14. The output end of the No. 1 fan 16 is connected to the input end of the filter 26 through the No. 1 pipe 14. The output end of the filter 26 is connected to the air inlet end of the cooler 18 through the No. 1 pipe 14. The cooler 18 consists of a cooling housing and a cooling pipe. A cooling pipe is provided inside the cooling shell. The opposite ends of the cooling pipe are sealed and penetrate the cooling shell and are connected to the No. 1 pipe 14. A coolant inlet and outlet are provided on the cooling shell. The principle of heat exchange is utilized to utilize the low-temperature coolant inside the cooling shell to cool the airflow passing through the cooling pipe. The air outlet end of the cooler 18 is connected to the air inlet of the upper air box 20 through the No. 1 pipe 14. Under the action of the No. 1 fan 16, the upper dust removal port 12 removes dust from the upper surface of the filter cloth. The dust-containing airflow generated by the upper surface dust removal is transported to the filter 26 through the No. 1 pipe 14. After being filtered and purified by the filter plate in the filter 26, it is transported to the cooler 18 through the No. 1 pipe 14 for cooling. The cooled airflow is transported to the upper air box 20 by the No. 1 pipe 14. The low-temperature air is blown onto the calendered filter cloth through the air outlet 25 of the upper air box 20 to cool the calendered filter cloth.

[0023] Furthermore, the lower dust removal mechanism includes a lower dust removal port 13, a No. 2 pipe 15, a No. 2 fan 17, a heater 19 and a filter 26. The lower dust removal port 13 is provided in the protective box 4 below the upper dust removal port 12 and away from the lower air outlet box 21. The lower dust removal port 13 and the lower air outlet box 21 are both arranged on the top of the supporting plate 6 through a bracket. The top of the supporting plate 6 is provided with a No. 2 fan 17, a heater 19 and a filter 26. The lower dust removal port 13 is connected to the input end of the No. 2 fan 17 through the No. 2 pipe 15, the output end of the No. 2 fan 17 is connected to the input end of the filter 26 through the No. 2 pipe 15, and the output end of the filter 26 is connected to the output end of the heater 19 through the No. 2 pipe 15. Then, the heater 19 is composed of an outer shell and an electric heating wire. The electric heating wire is arranged inside the outer shell. The airflow passes through the heater 19 and is heated by the electric heating wire in the outer shell. The output end of the heater 19 is connected to the lower air outlet box 21 through the No. 2 pipe 15. Under the action of the No. 2 fan 17, the lower dust removal port 13 removes dust from the lower surface of the filter cloth. The dust-containing airflow generated by the lower surface dust removal is transported to the filter 26 through the No. 2 pipe 15. After being filtered and purified by the filter plate in the filter 26, it is transported to the heater 19 through the No. 2 pipe 15 for heating. The heated airflow is transported to the lower air outlet box 21 by the No. 2 pipe 15 to heat the filter cloth before calendering.

[0024] Furthermore, the air outlet mechanism includes a splitter plate 22, a central air guide plate 23 and a side air guide plate 24. The splitter plate 22 is provided in the middle of the upper air outlet box 20 and the lower air outlet box 21 near the air outlet 25. The upper air outlet box 20 and the lower air outlet box 21 on both sides of the splitter plate 22 are provided with a central air guide plate 23. The upper air outlet box 20 and the lower air outlet box 21 are provided with a plurality of side air guide plates 24 on the side away from the air outlet 25. The splitter plate 22 will enter the upper air outlet box 20 and the lower air outlet box 21. The airflow in 1 is split and circulated to both ends. The split airflow is guided and concentrated by the central air guide plate 23 to form a central flow airflow. The central flow airflow is circulated and dispersed in the upper air outlet box 20 and the lower air outlet box 21. A part of the dispersed airflow encounters the side air guide plate 24 to form a side flow airflow. The side flow airflow and the other part of the dispersed airflow are blown from the air outlet 25 to the conveyed filter cloth. The contact area of ​​the outlet airflow acting on the filter cloth is large, the filter cloth is heated and cooled evenly, and the stability of the calendering and conveying of the filter cloth is improved.

[0025] Furthermore, the adjustment mechanism includes a threaded rod 61, a threaded sleeve 62 and a servo motor 63. Threaded sleeves 62 are provided at the opposite ends of the supporting plate 6. Guide rail seats are provided inside the protective box 4 on the opposite sides of the supporting plate 6. A threaded rod 61 is provided inside the guide rail seat. The bottom of the threaded rod 61 is connected to the output end of the servo motor 63. The servo motor 63 is arranged on the workbench 1. The threaded sleeve 62 is threadedly connected to the threaded rod 61. A controller is provided on one side of the workbench 1. A control panel is provided on the controller. The controller is electrically connected to the servo motor 63. The servo motor 63 drives the threaded rod 61 to rotate. The threaded sleeve 62 threadedly arranged on the threaded rod 61 drives the supporting plate 6 to adjust the height in the protective box 4, thereby realizing the synchronous height adjustment of the lower dust removal port 13, the lower air outlet box 21 and the lower calendering roller 71.

[0026] Furthermore, the windward surfaces of the splitter plate 22, the central air guide plate 23 and the side air guide plate 24 are all arranged in an arc surface structure, so that the air is guided smoothly.

[0027] Furthermore, the material guiding mechanism includes a tensioning roller 5, a guide roller 8, a No. 1 guide roller 9, a No. 2 guide roller 10 and an inlet roller 11. The outer side of the protective box 4 close to the winding roller 3 is provided with an outlet roller 8 through a frame, and the inner side of the protective box 4 on the side of the lower dust removal port 13 away from the upper dust removal port 12 is provided with a No. 1 guide roller 9. The bottoms of the No. 1 guide roller 9, the outlet roller 8 and the upper calendering roller 7 are arranged at the same height. The outer side of the protective box 4 close to the feeding roller 2 is provided with an inlet roller 11 through a frame, and the protective box 4 on the side of the No. 1 guide roller 9 away from the lower dust removal port 13 is provided with two No. 2 guide rollers 10. The protective box 4 between the two No. 2 guide rollers 10 is provided with a tensioning roller 5, and threaded blocks are provided at the opposite ends of the tensioning roller 5. Screws are provided on the opposite sides of the protective box 4 through a through port, and the bottom of the screw is connected to the output end of the motor through a coupling, and the threaded block is threadedly connected to the screw. The filter cloth being calendered and conveyed is tensioned and adjusted through the tensioning roller 5 to make the tension of the filter cloth suitable for calendering and conveying.

[0028] The method of using the present embodiment is as follows: the filter cloth is unloaded on the feed roller 2, the filter cloth passes through the introduction roller 11 and enters the protection box 4 from the conveying port, and in the protection box 4, it passes through the introduction roller 11, the second guide roller 10, the tensioning roller 5, the second guide roller 10, the first guide roller 9, the lower dust removal port 13, the upper dust removal port 12, the lower air outlet box 21, the upper calender roller 7 and the lower calender roller 71, and the upper air outlet box 20 in sequence, and then is led out of the protection box 4 from the conveying port, and after passing through the lead-out roller 8, it is wound up on the winding roller 3, and the winding motor drives the winding roller 3 to rotate, so that the filter cloth is tensioned and continuously conveyed, and the upper calender roller 7 and the lower calender roller 71 cooperate to realize the double-sided pressing of the multifilament filter cloth. Light processing, calendering and conveying are continuous and the tension is moderate. Under the action of the No. 1 fan 16 and the No. 2 fan 17, the upper dust removal port 12 removes dust from the upper surface of the filter cloth. The dust-containing airflow generated by the upper surface dust removal is transported to the filter 26 through the No. 1 pipe 14. After being filtered and purified by the filter plate in the filter 26, it is transported to the cooler 18 through the No. 1 pipe 14 for cooling. The cooled airflow is transported to the upper air box 20 by the No. 1 pipe 14. The air outlet 25 of the upper air box 20 blows the low-temperature air onto the calendered filter cloth to cool the calendered filter cloth. The lower dust removal port 13 removes dust from the lower surface of the filter cloth. The dust-containing airflow generated by the surface dust removal is transported to the filter 26 through the No. 2 pipe 15, and after being filtered and purified by the filter plate in the filter 26, it is transported to the heater 19 through the No. 2 pipe 15 for heating. The heated airflow is transported by the No. 2 pipe 15 to the lower air outlet box 21 to heat the filter cloth before calendering, that is, double-sided dust removal and heating of the filter cloth before calendering, and cooling after calendering are realized, so that the filter cloth is calendered and flat, and the dust removal airflow is filtered and purified for calendering, heating and cooling of the filter cloth, which is energy-saving and environmentally friendly. The upper air outlet box 20 and the lower air outlet box 21 are both equipped with a large-diameter air outlet 25, combined with the diverter plate set 22, the central air guide plate 23 and the side air guide plate 24 make the internal air flow of the upper air box 20 and the lower air box 21 be guided evenly and smoothly from the air outlet 25 to the conveyed filter cloth, that is, the contact area of ​​the air flow acting on the filter cloth is large, the filter cloth is heated and cooled evenly, and the stability of the calendering and conveying of the filter cloth is improved. The servo motor 63 drives the threaded rod 61 to rotate, and the threaded sleeve 62 threaded on the threaded rod 61 drives the carrying plate 6 to adjust the lifting height in the protective box 4, so as to realize the synchronous height adjustment of the lower dust removal port 13, the lower air box 21 and the lower calendering roller 71, so as to meet the calendering of filter cloths of different thicknesses, and the synchronous adjustment is simple.

[0029] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A multifilament filter cloth calendering device, comprising a workbench (1), characterized in that: A feed roller (2) is provided on the top of the workbench (1), a winding roller (3) is provided at the other end of the top of the workbench (1), a protection box (4) is provided on the top of the workbench (1) between the feed roller (2) and the winding roller (3), conveying ports are provided on opposite sides of the protection box (4), a material guiding mechanism is provided on the protection box (4), a carrying plate (6) is provided inside the protection box (4) near one end of the winding roller (3), the carrying plate (6) is arranged on the top of the workbench (1) through an adjusting mechanism, and a lower calendering roller (71) is provided on the top of the carrying plate (6) near one end of the winding roller (3) through a bracket, An upper calendering roller (7) is arranged in the protective box (4) above the lower calendering roller (71) via a bracket, an upper air outlet box (20) is arranged in the protective box (4) on the side of the upper calendering roller (7) close to the winding roller (3), and the upper air outlet box (20) is connected to an upper dust removal mechanism, and a lower air outlet box (21) is arranged on the side of the lower calendering roller (71) away from the winding roller (3), and the lower air outlet box (21) is connected to a lower dust removal mechanism, and air outlet mechanisms are arranged inside the upper air outlet box (20) and the lower air outlet box (21), and air outlets (25) are arranged at the bottom of the upper air outlet box (20) and the top of the lower air outlet box (21).

2. The multifilament filter cloth calendering device according to claim 1, characterized in that: The upper dust removal mechanism comprises an upper dust removal port (12), a No. 1 pipe (14), a No. 1 fan (16), a cooler (18) and a filter (26); an upper dust removal port (12) is provided inside a protective box (4) on the side of the upper calendering roller (7) away from the upper air outlet box (20); a No. 1 fan (16), a cooler (18) and a filter (26) are provided on the top of the protective box (4); the upper dust removal port (12) is connected to the input end of the No. 1 fan (16) through the No. 1 pipe (14); the output end of the No. 1 fan (16) is connected to the input end of the filter (26) through the No. 1 pipe (14); the output end of the filter (26) is connected to the air inlet end of the cooler (18) through the No. 1 pipe (14); and the air outlet end of the cooler (18) is connected to the air inlet of the upper air outlet box (20) through the No. 1 pipe (14).

3. The multifilament filter cloth calendering device according to claim 2, characterized in that: The lower dust removal mechanism comprises a lower dust removal port (13), a No. 2 pipe (15), a No. 2 fan (17), a heater (19) and a filter (26). The lower dust removal port (13) is arranged in a protective box (4) below the upper dust removal port (12) and away from the lower air outlet box (21). The lower dust removal port (13) and the lower air outlet box (21) are both arranged on the top of a supporting plate (6) through a bracket. The top of the supporting plate (6) is provided with a No. 2 fan (17), a heater (19) and a filter (26). The lower dust removal port (13) is connected to the input end of the No. 2 fan (17) through the No. 2 pipe (15). The output end of the No. 2 fan (17) is connected to the input end of the filter (26) through the No. 2 pipe (15). The output end of the filter (26) is connected to the output end of the heater (19) through the No. 2 pipe (15). The output end of the heater (19) is connected to the lower air outlet box (21) through the No. 2 pipe (15).

4. The multifilament filter cloth calendering device according to claim 1, characterized in that: The air outlet mechanism comprises a splitter plate (22), a central air guide plate (23) and side air guide plates (24); a splitter plate (22) is provided in the middle of the interior of the upper air outlet box (20) and the lower air outlet box (21) on one side close to the air outlet (25); a central air guide plate (23) is provided inside the upper air outlet box (20) and the lower air outlet box (21) on both sides opposite to the splitter plate (22); and a plurality of side air guide plates (24) are provided inside the upper air outlet box (20) and the lower air outlet box (21) on one side away from the air outlet (25).

5. The multifilament filter cloth calendering device according to claim 1, characterized in that: The adjusting mechanism comprises a threaded rod (61), a threaded sleeve (62) and a servo motor (63); the threaded sleeves (62) are provided at opposite ends of the carrier plate (6); guide rail seats are provided inside the protection box (4) at opposite sides of the carrier plate (6); the threaded rod (61) is provided inside the guide rail seat; the bottom of the threaded rod (61) is connected to the output end of the servo motor (63); the servo motor (63) is arranged on the workbench (1); and the threaded sleeve (62) is threadedly connected to the threaded rod (61).

6. The multifilament filter cloth calendering device according to claim 4, characterized in that: The windward surfaces of the splitter plate (22), the central wind guide plate (23) and the side wind guide plates (24) are all arranged in a circular arc surface structure.

7. The multifilament filter cloth calendering device according to claim 1, characterized in that: The material guiding mechanism comprises a tensioning roller (5), a guide roller (8), a No. 1 guide roller (9), a No. 2 guide roller (10) and an introduction roller (11); a guide roller (8) is provided on the outside of the protective box (4) close to the winding roller (3) through a frame; a No. 1 guide roller (9) is provided inside the protective box (4) on the side of the lower dust removal port (13) away from the upper dust removal port (12); the bottoms of the No. 1 guide roller (9), the guide roller (8) and the upper calendering roller (7) are arranged at the same height; an introduction roller (11) is provided on the outside of the protective box (4) close to the feeding roller (2) through a frame; two No. 2 guide rollers (10) are provided inside the protective box (4) on the side of the No. 1 guide roller (9) away from the lower dust removal port (13); and a tensioning roller (5) is provided inside the protective box (4) between the two No. 2 guide rollers (10).

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