CN219117637U

CN219117637U - Fiber outlet machine head pipeline setting structure for melt-blown fabric production

Info

Publication number: CN219117637U
Application number: CN202223603845.9U
Authority: CN
Inventors: 李瑞乐; 付万征; 张涛
Original assignee: Henan Ankelin Filter Industry Co ltd
Current assignee: Henan Ankelin Filter Industry Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-02
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to a fiber outlet machine head pipeline setting structure for melt-blown fabric production, which comprises a fixing frame, a machine head and an annular air supply pipeline, wherein four corners of the lower end of the fixing frame are fixedly connected with a vertically arranged rectangular frame, a bottom plate of the rectangular frame is rotationally connected with a screw rod, the screw rod penetrates through the bottom plate of the rectangular frame, the upper end part of the screw rod is connected with a servo motor, the lower end of the screw rod is provided with an L-shaped connecting plate, the lower end part of the screw rod is rotationally connected with the horizontal section of the L-shaped connecting plate, the vertical section of the L-shaped connecting plate is connected with the annular air supply pipeline, and a plurality of blowpipes which are arranged side by side at intervals are arranged on the pipeline of the annular air supply pipeline, which is close to the machine head, in parallel and spaced mode. The hot air blowing pipe position can be adjusted according to the requirements in the actual production process, the full utilization of the hot air by the machine head is guaranteed, the resource waste is avoided, meanwhile, the drawing effect of the polymer melt can be effectively improved by the hot air of the blowing pipe, and the forming quality of melt-blown cloth is guaranteed.

Description

Fiber outlet machine head pipeline setting structure for melt-blown fabric production

Technical Field

The utility model belongs to the technical field of melt-blown cloth production, and particularly relates to a fiber outlet machine head pipeline arrangement structure for melt-blown cloth production.

Background

The melt-blown cloth is the most core material of the mask, the melt-blown cloth mainly takes polypropylene as the main raw material, and the fiber diameter can reach 1-5 microns. The melt blown nonwoven process utilizes high velocity hot air to draw a polymer melt stream extruded through a die orifice, thereby forming microfibers and condensing on a web curtain or drum and bonding to itself to form a nonwoven. The melt-blowing device is divided into a horizontal type and a vertical type according to a placement mode, the conventional melt-blowing device is mainly produced in a vertical type, and compared with the horizontal type production mode, the conventional melt-blowing device is more efficient, and the production effect is better, but the vertical type melt-blowing device also has the defects that the energy of hot air cannot be fully utilized, so that the resource waste is caused, and meanwhile, the drawing effect of a polymer melt is also influenced.

Disclosure of Invention

The utility model aims to provide a fiber outlet machine head pipeline arrangement structure for melt-blown cloth production, which solves the problems of insufficient energy utilization of hot air and resource waste in the prior art.

The utility model aims to solve the problems and adopts the technical scheme that the fiber outlet machine head pipeline setting structure for melt-blown cloth production comprises a fixing frame, a machine head and an annular air supply pipeline, wherein four corners of the lower end of the fixing frame are fixedly connected with a vertically arranged rectangular frame, a screw rod is rotatably connected to a bottom plate of the rectangular frame, the screw rod penetrates through the bottom plate of the rectangular frame, the upper end part of the screw rod is connected with a servo motor, the lower end of the screw rod is provided with an L-shaped connecting plate, the lower end part of the screw rod is rotatably connected with the horizontal section of the L-shaped connecting plate, the vertical section of the L-shaped connecting plate is connected with the annular air supply pipeline, and a plurality of side-by-side air blowing pipes are arranged on the pipeline of the annular air supply pipeline, which is close to the machine head, at intervals side by side.

Preferably, the air outlet end parts of the blowing pipes are flat nozzles, so that hot air can be ensured to be concentrated into bundles and blown out, the dissipation waste of the hot air is reduced, and resources are fully utilized.

Preferably, the vertical section of the L-shaped connecting plate is connected with the annular air supply pipeline through a pipe hoop, and the pipe hoop is also convenient for adjusting the position of the annular air supply pipeline.

Preferably, the baffle is arranged on two sides of the discharge hole at the lower end of the machine head, and the baffle can reduce heat dissipation waste and fully utilize resources.

Preferably, a rotating bearing is arranged between the lower end part of the screw rod and the horizontal section of the L-shaped connecting plate.

The utility model has the beneficial effects that: the utility model can adjust the position of the blowing pipe of the hot air according to the requirements in the actual production process, thus ensuring the full utilization of the hot air by the machine head, avoiding the waste of resources, effectively improving the drawing effect of the polymer melt and ensuring the forming quality of the melt blown cloth.

Drawings

FIG. 1 is a schematic view of the structure of the test device of the present utility model;

FIG. 2 is a view from A-A in FIG. 1;

fig. 3 is a view in the direction B-B of fig. 1.

Reference numerals: 1. a fixing frame; 2. a machine head; 3. an annular air supply pipeline; 4. a rectangular frame; 5. a screw rod; 6. a servo motor; 7. an L-shaped connecting plate; 8. a blowing pipe; 9. a pipe clamp; 10. a baffle; 11. a rotating bearing; 12. a polymer melt; 13. and (3) a winding roller.

Detailed Description

In order to make the objects, technical solutions and advantageous effects of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

As shown in fig. 1-3, the utility model provides a fiber outlet machine head pipeline arrangement structure for melt-blown cloth production, which comprises a fixing frame 1, a machine head 2 and an annular air supply pipeline 3, wherein the annular air supply pipeline 3 is connected with a hot air blower through a flexible connecting pipe, and the annular air supply pipeline 3 is applied to the prior practical production, so the structural connection relation of the part is not shown in the figure. The four angle fixedly connected with of lower extreme of mount 1 are vertical rectangular frame 4 that sets up, rotate on rectangular frame 4's the bottom plate and be connected with lead screw 5, and lead screw 5 passes rectangular frame 4's bottom plate, and lead screw 5's upper end connection has servo motor 6, and lead screw 5's lower extreme is provided with L shape connecting plate 7, and lead screw 5's lower extreme tip and L shape connecting plate 7's horizontal segment rotate to be connected, be provided with rolling bearing 11 between lead screw 5's lower extreme tip and L shape connecting plate 7's the horizontal segment. The vertical section of L shape connecting plate 7 is connected with annular air supply pipeline 3, the vertical section of L shape connecting plate 7 is connected through ferrule 9 with annular air supply pipeline 3, ferrule 9 also is convenient for adjust annular air supply pipeline 3's position. And annular air supply pipeline 3 is close to the pipeline of aircraft nose 2 and is provided with a plurality of blowpipes 8 that interval set up side by side by side on the interval, and the air-out tip of blowpipe 8 all is flat mouth form, can guarantee that the hot air concentrates into bundles and blows out, reduces the loss of hot air, make full use of resource. Baffle 10 are arranged on two sides of the discharge hole at the lower end of the machine head 2, and the baffle 10 can reduce heat dissipation waste and fully utilize resources.

In the actual production process, the screw rod 5 is driven by the servo motor 6 to drive the annular air supply pipeline 3 to move up and down, the up-and-down position of the blowing pipe 8 is adjusted, if the horizontal position of the blowing pipe 8 is required to be adjusted, the connecting position of the annular air supply pipeline 3 can be changed through the pipe hoop 9, and the horizontal position of the blowing pipe 8 is rarely changed under the normal production condition. The device can ensure that the machine head 2 fully utilizes hot air, avoids resource waste, and simultaneously the hot air of the blowing pipe 8 can effectively improve the drawing effect of the polymer melt 12, and the drawn polymer melt 12 is conveyed away by the winding roller 13, so that the forming quality of melt-blown cloth is ensured.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which are all within the scope of the claimed utility model.

Claims

1. The utility model provides a go out fiber aircraft nose pipeline setting structure of melt-blown cloth production, includes mount, aircraft nose, annular air supply pipeline, its characterized in that: the utility model discloses a rectangular frame that four angle fixedly connected with of lower extreme of mount set up, the last rotation of rectangular frame's bottom plate is connected with the lead screw, and the lead screw passes rectangular frame's bottom plate, and the upper end connection of lead screw has servo motor, and the lower extreme of lead screw is provided with L shape connecting plate, and the lower extreme tip of lead screw rotates with the horizontal segment of L shape connecting plate to be connected, and the vertical section of L shape connecting plate is connected with annular air supply pipeline, and the annular air supply pipeline is close to the pipeline of aircraft nose on the interval be provided with a plurality of blowpipes that set up side by side.

2. The fiber delivery head tube arrangement for meltblown production according to claim 1, wherein: the air outlet end parts of the blowing pipes are flat mouths.

3. The fiber delivery head tube arrangement for meltblown production according to claim 1, wherein: the vertical section of the L-shaped connecting plate is connected with the annular air supply pipeline through a pipe hoop.

4. The fiber delivery head tube arrangement for meltblown production according to claim 1, wherein: baffle plates are arranged on two sides of a discharge hole at the lower end of the machine head.

5. The fiber delivery head tube arrangement for meltblown production according to claim 1, wherein: a rotating bearing is arranged between the lower end part of the screw rod and the horizontal section of the L-shaped connecting plate.