CN213681154U

CN213681154U - Web former with cool off function rapidly

Info

Publication number: CN213681154U
Application number: CN202022407522.7U
Authority: CN
Inventors: 何海潮
Original assignee: Jinwei Machinery Haining Co ltd
Current assignee: Jinwei Machinery Haining Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-07-13
Anticipated expiration: 2030-10-26

Abstract

The utility model discloses a net forming machine with rapid cooling function, which comprises a net forming frame, wherein an air draft system, a net forming roller set, a net curtain and a driving mechanism are arranged on the net forming frame, the net forming roller set comprises a plurality of cooling rollers which are respectively rotatably connected with the net forming frame, the net curtain is arranged on the driving mechanism and the cooling rollers, the cooling rollers are consistent in structure and comprise an outer roller shaft, an inner container, a water outlet shaft and a water inlet shaft, the inner container is fixed inside the outer roller shaft, a cooling cavity is formed between the inner container and the outer roller shaft, the water inlet shaft and the water outlet shaft are respectively arranged at two ends of the outer roller shaft, cooling water channels are respectively arranged on the water inlet shaft and the water outlet shaft, the cooling water channels of the water inlet shaft and the water outlet shaft are respectively communicated with the cooling cavity, the water inlet shaft is connected with a rotatably connected water inlet rotating head, the water outlet shaft is connected with a rotatably connected water outlet rotating head, the net forming machine can effectively cool a, and then can increase the linear velocity of the net curtain, raise the efficiency of production, and improve the life of the net curtain.

Description

Web former with cool off function rapidly

Technical Field

The utility model relates to a lapper equipment technical field, more specifically the lapper that says so relates to a lapper with cool off function rapidly.

Background

Traditional PP melts and spouts lapper, including the net formation frame, air exhaust system, the net formation roller set, net curtain and actuating mechanism, actuating mechanism includes driving motor and initiative rubber roll, net formation roller set and initiative rubber roll are fixed in the net formation frame and are rotated and connect, driving motor connects the initiative rubber roll, the net curtain is installed on net formation roller set and initiative rubber roll, air exhaust system installs in the net formation frame, only carry out air exhaust system through the fan at the during operation and cool off, the cooling efficiency is low, it is difficult to improve to cause the production line linear velocity, and the life-span of greatly reduced net curtain, the fault rate and the cost of increase equipment.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a lapper with cool off function rapidly, this lapper can effectively cool off the net curtain, and then can increase the linear velocity of net curtain, improves the efficiency of production to improve the life of net curtain.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a net forming machine with a rapid cooling function comprises a net forming rack, wherein an air draft system, a net forming roller set, a net curtain and a driving mechanism are arranged on the net forming rack, the net-forming roller group comprises a plurality of cooling rollers which are respectively connected with the net-forming frame in a rotating way, the net curtain is arranged on the driving mechanism and the plurality of cooling rollers, the plurality of cooling rollers have the same structure and comprise an outer roller shaft, an inner container, a water outlet shaft and a water inlet shaft, the inner container is fixed inside the outer roller shaft, and a cooling cavity is formed between the inner container and the outer roll shaft, the water inlet shaft and the water outlet shaft are respectively positioned at two ends of the outer roll shaft, the water inlet shaft and the water outlet shaft are both provided with cooling water channels, and the cooling water channels of the water inlet shaft and the water outlet shaft are communicated with the cooling cavity, the water inlet shaft is connected with a water inlet rotating head in rotating connection, and the water outlet shaft is connected with a water outlet rotating head in rotating connection.

The cooling rollers comprise a first cooling roller, a second cooling roller, a third cooling roller and a fourth cooling roller, the first cooling roller, the second cooling roller and the fourth cooling roller are fixed on the net forming rack and are rotationally connected with the net forming rack, and a position adjusting mechanism is arranged between the third cooling roller and the net forming rack.

Further position control mechanism includes the fixed plate, removes seat, slide rail, threaded shaft and hand wheel, fixed plate and slide rail are fixed in the network frame, remove seat and slide rail sliding connection, and the third chill roll sets up on removing the seat and in removing the seat rotation connection, threaded shaft one end with remove the seat rotation and be connected, the other end passes fixed plate and hand wheel fixed connection, threaded shaft and fixed plate threaded connection.

Further the exhaust system comprises a fan, an exhaust opening and a ventilation screen plate, wherein the fan and the exhaust opening are respectively located on two sides of the net forming rack and are fixedly connected with the net forming rack, the ventilation screen plate is located between the exhaust opening and the fan and is located below the net curtain, and a plurality of ventilation holes are formed in the ventilation screen plate.

Furthermore, the plurality of ventilation holes are waist-shaped holes, and the plurality of ventilation holes are distributed on the ventilation screen plate in a staggered manner.

And the net curtain is arranged on the cooling rollers, the driving rubber roller, the transition aluminum rollers and the deviation correcting roller.

Compared with the prior art, the beneficial effects of the utility model are that: the cooling water is introduced into the plurality of cooling rollers, so that the cooling rollers can simultaneously radiate the net curtain when driving the net curtain to rotate, the radiating efficiency of the net curtain is further improved, the service life of the net curtain is further prolonged, and the production quality can be improved; the third cooling roller moves on the web forming frame by using a position adjusting mechanism, so that the tensioning condition of the web curtain can be changed; through the staggered distribution of the plurality of air vents on the ventilation screen plate, the phenomenon that the screen curtain has an area which cannot be ventilated all the time, so that superfine fibers and obvious spacing stripes appear when the melt-blown fabric is collected is avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

fig. 1 is a schematic structural diagram of a web former with a rapid cooling function according to the present invention;

fig. 2 is a schematic structural view (inside) of a web former with a rapid cooling function according to the present invention;

FIG. 3 is a schematic view of a cooling roll;

FIG. 4 is a partial enlarged view of A in FIG. 2

FIG. 5 is a top view of a vent panel;

fig. 6 is a partially enlarged view of B in fig. 5.

Labeled as: 1. a net forming machine frame; 2. a drive mechanism; 201. an active rubber roller; 202. a drive motor; 3. a net curtain; 4. a net forming roller set; 401. a first cooling roll; 402. a second cooling roll; 403. a third cooling roll; 404. a fourth cooling roll; 411. an outer roller shaft; 412. an inner container; 413. a water inlet shaft; 414. a water outlet shaft; 415. a cooling water passage; 416. cooling the cavity; 417. A water inlet rotating head; 418. a water outlet rotating head; 501. an air suction opening; 502. a ventilation screen plate; 503. A vent hole; 6. a position adjustment mechanism; 601. a fixing plate; 602. a threaded shaft; 603. a hand wheel; 604. a movable seat; 605. a slide rail; 7. a transition aluminum roller; 8. and (4) a deviation rectifying roller.

Detailed Description

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and "a plurality" or "a plurality" in the description of the invention means two or more unless a specific definition is explicitly provided.

A web-forming machine with a rapid cooling function is disclosed, as shown in figures 1 and 2, the web-forming machine comprises a web-forming frame 1, an air draft system, a web-forming roller set 4, a web curtain 3 and a driving mechanism 2 are arranged on the web-forming frame 1, the web-forming roller set 4 comprises a plurality of cooling rollers, the cooling rollers are respectively connected with the web-forming frame 1, the driving mechanism 2 comprises a driving motor 202 and a driving rubber roller 201, the driving motor 202 is fixedly connected with the web-forming frame 1, the driving rubber roller 201 is rotatably connected with the web-forming frame 1 and is connected with the driving motor 202, the web curtain 3 is arranged on the driving rubber roller 201 and the cooling rollers, the cooling rollers are consistent in structure and comprise an outer roller shaft 411, an inner container 412, a water outlet shaft 414 and a water inlet shaft 413, the inner container 412 is fixed inside the outer roller shaft 411, a cooling cavity 416 is formed between the inner container 412 and the outer roller shaft 411, the water inlet shaft 413 and, the water inlet shaft 413 and the water outlet shaft 414 are both provided with cooling water channels 415, the cooling water channels 415 of the water inlet shaft 413 and the water outlet shaft 414 are both communicated with a cooling cavity 416, the water inlet shaft 413 is connected with a water inlet rotating head 417 in rotating connection, and the water outlet shaft 414 is connected with a water outlet rotating head 418 in rotating connection;

before the web former is used, the water outlet rotating head 418 and the water inlet rotating head 417 are connected with a circulating water pump, and cooling water is introduced, when the web former is positioned in a melt-blown fabric production line, a melt-blown die head is positioned above the left side of the web former, the melt-blown die head sprays melt filaments onto a net curtain 3 on the left side of the top of the web former, the net curtain 3 rotates clockwise, the melt filaments are adhered together on the net curtain 3 to form a melt-blown fiber net, the melt-blown fiber net moves rightwards along with the net curtain 3 and passes through an air draft system, the air draft system can cool the melt-blown fiber net and the net curtain 3 for the first time, then the melt-blown fiber net leaves the web former from the rightmost side, then the net curtain 3 rotates into the web former and passes through a plurality of cooling rollers, and the plurality of cooling rollers can cool the net curtain 3 for;

through all letting in the cooling water to a plurality of chill rolls, make a plurality of chill rolls drive when the net curtain 3 rotates, can dispel the heat to the net curtain 3 simultaneously, further improve the radiating efficiency of net curtain 3, and then improve the life of net curtain 3 to can improve the quality of production.

Preferably, the plurality of cooling rollers comprise a first cooling roller 401, a second cooling roller 402, a third cooling roller 403 and a fourth cooling roller 404, the first cooling roller 401, the second cooling roller 402 and the fourth cooling roller 404 are fixed on the web forming frame 1 and are rotatably connected with the web forming frame 1, and a position adjusting mechanism 6 is arranged between the third cooling roller 403 and the web forming frame 1; the tensioning of the web 3 can be changed by moving the third cooling roller 403 on the web forming frame 1 by means of the position adjusting mechanism 6, and when the tensioning of the web 3 changes as the web 3 is operated for a long time, the position of the third cooling roller 403 is adjusted by means of the position adjusting mechanism 6, so that the web 3 returns to the most suitable tensioning of the belt.

Preferably, the position adjusting mechanism 6 comprises a fixed plate 601, a moving seat 604, a sliding rail 605, a threaded shaft 602 and a hand wheel 603, the fixed plate 601 and the sliding rail 605 are fixed on the web forming frame 1, the moving seat 604 is slidably connected with the sliding rail 605, the third cooling roller 403 is arranged on the moving seat 604 and is rotatably connected with the moving seat 604, one end of the threaded shaft 602 is rotatably connected with the moving seat 604, the other end of the threaded shaft passes through the fixed plate 601 to be fixedly connected with the hand wheel 603, and the threaded shaft 602 is in threaded connection with the fixed plate 601; as shown in fig. 4, when the tension of the screen 3 needs to be adjusted, the hand wheel 603 is rotated to rotate the threaded shaft 602, so that the threaded shaft 602 moves left and right on the fixed plate 601, and the movable seat 604 and the third cooling shaft are driven to move left and right, thereby changing the tension of the screen 3.

Preferably, the air draft system comprises a fan, an air draft opening 501 and a ventilation screen plate 502, the fan and the air draft opening 501 are respectively positioned on two sides of the net forming rack 1 and are fixedly connected with the net forming rack 1, the ventilation screen plate 502 is positioned between the air draft opening 501 and the fan and below the net curtain 3, and the ventilation screen plate 502 is provided with a plurality of ventilation holes 503; can carry out the forced air cooling to the net curtain 3 through setting up exhaust system, as shown in fig. 1, when net curtain 3 passes through ventilation otter board 502 top, the fan inhales the cooling air from suction opening 501, inhales the cooling air inside net formation frame 1, then the cooling air flows out from a plurality of ventilation holes 503 of ventilation otter board 502, through net curtain 3 to carry out the heat exchange to net curtain 3, cool off net curtain 3.

Preferably, the plurality of vent holes 503 are all waist-shaped holes, and the plurality of vent holes 503 are distributed on the vent net plate 502 in a staggered manner; as shown in fig. 5 and 6, a plurality of kidney-shaped holes are uniformly distributed on the ventilation net plate 502, are distributed at equal intervals in the transverse direction, and are distributed in a staggered manner in the longitudinal direction; by means of the offset distribution in the longitudinal direction, the web 3 is prevented from having areas in the opposite longitudinal direction which cannot be ventilated all the time, leading to ultrafine fibers and to visible spacing stripes when collecting the meltblown fabric.

Preferably, the net forming rack 1 is provided with a plurality of transition aluminum rollers 7 and a plurality of deviation correcting rollers 8, and the net curtain 3 is arranged on a plurality of cooling rollers, a plurality of driving rubber rollers 201, a plurality of transition aluminum rollers 7 and a plurality of deviation correcting rollers 8; as shown in fig. 2, by arranging the deviation rectifying roller 8, the net curtain 3 is installed on the deviation rectifying roller 8, and the deviation rectifying roller 8 can automatically adjust the net curtain 3, so that the net curtain 3 is prevented from being separated from a plurality of cooling rollers and a plurality of driving rubber rollers 201 after being separated from long-time rotation; through setting up a plurality of transition aluminium rollers 7, set up transition aluminium roller 7 between two adjacent great chill rolls of interval, carry out the effect of excessive support to the net curtain 3, avoid the net curtain 3 unsettled slump between two great chill rolls of interval, and cause the influence to the tensioning degree of net curtain 3 on a plurality of chill rolls and initiative rubber roll 201, and then influence production quality.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a web former with cool off function rapidly, includes the net formation frame, be provided with exhaust system, net formation roller set, net curtain and actuating mechanism in the net formation frame, its characterized in that: the net forming roller set comprises a plurality of cooling rollers, the cooling rollers are respectively rotatably connected with the net forming rack, the net curtain is installed on the driving mechanism and the cooling rollers, the cooling rollers are consistent in structure and comprise outer rollers, inner containers, water outlet shafts and water inlet shafts, the inner containers are fixed inside the outer rollers, cooling cavities are formed between the inner containers and the outer rollers, the water inlet shafts and the water outlet shafts are respectively located at two ends of the outer rollers, cooling water channels are arranged on the water inlet shafts and the water outlet shafts, the cooling water channels of the water inlet shafts and the water outlet shafts are communicated with the cooling cavities, the water inlet shafts are connected with water inlet rotating heads which are rotatably connected, and the water outlet shafts are connected with water outlet rotating heads which are rotatably connected.

2. A web forming machine with a rapid cooling function according to claim 1, characterized in that: the cooling rolls comprise a first cooling roll, a second cooling roll, a third cooling roll and a fourth cooling roll, the first cooling roll, the second cooling roll and the fourth cooling roll are fixed on the net forming rack and are rotationally connected with the net forming rack, and a position adjusting mechanism is arranged between the third cooling roll and the net forming rack.

3. A web forming machine with a rapid cooling function according to claim 2, characterized in that: the position adjusting mechanism comprises a fixed plate, a moving seat, a sliding rail, a threaded shaft and a hand wheel, the fixed plate and the sliding rail are fixed on the net forming rack, the moving seat is connected with the sliding rail in a sliding mode, the third cooling roller is arranged on the moving seat and is connected with the moving seat in a rotating mode, one end of the threaded shaft is connected with the moving seat in a rotating mode, the other end of the threaded shaft penetrates through the fixed plate and is fixedly connected with the hand wheel, and the threaded shaft is connected with the fixed plate in.

4. A web forming machine with a rapid cooling function according to claim 3, characterized in that: the air exhaust system comprises a fan, an air exhaust opening and a ventilation screen plate, the fan and the air exhaust opening are respectively located on two sides of the net forming rack and are fixedly connected with the net forming rack, the ventilation screen plate is located between the air exhaust opening and the fan and located below the net curtain, and a plurality of ventilation holes are formed in the ventilation screen plate.

5. A web forming machine with a rapid cooling function according to claim 4, characterized in that: the plurality of ventilation holes are waist-shaped holes, and the plurality of ventilation holes are distributed on the ventilation screen plate in a staggered mode.

6. A web forming machine with a rapid cooling function according to claim 5, characterized in that: the net forming machine frame is provided with a plurality of transition aluminum rollers and a plurality of deviation correcting rollers, and the net curtain is installed on the cooling rollers, the driving rubber roller, the transition aluminum rollers and the deviation correcting rollers.