CN214327984U

CN214327984U - Melt-blown die head for non-woven fabric

Info

Publication number: CN214327984U
Application number: CN202023149158.5U
Authority: CN
Inventors: 李傲伦; 付土岭; 张建; 王红鸽; 冯凯敏; 尹续杰
Original assignee: Zhengzhou Yuli Filter Material Co ltd
Current assignee: Zhengzhou Yuli Filter Material Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-10-01
Anticipated expiration: 2030-12-24

Abstract

The utility model discloses a melt-blown die head for non-woven fabric, which comprises a die body, wherein the upper side and the lower side of the die body are both provided with a driving mechanism, the driving mechanism is connected with a traction rod, the upper side and the lower side of the die body are provided with a support plate near the outer end of the driving mechanism, the support plate is fixedly connected with a fixed frame far away from the end of the die body, a long screw is arranged in the fixed frame, the tail end of the traction rod is fixedly connected with a support arm, the support arm is in threaded connection with the long screw by the end of the traction rod, the middle end of the die body is provided with a spinneret orifice, the interior of the die body is provided with a heat conducting fin by the end of the spinneret orifice, the middle part of the heat conducting fin is provided with a heating wire, the die body is provided with a hot air pipeline by the end of the hot air pipeline, the hot air pipeline is fixedly connected with the hot air pipeline, a bolt is pulled out of the traction rod from a gear, the handle is rotated, the gear drives a rack to move, the rack drives the arm to move, the hot air distribution is adjusted by adjusting the position of the support arm.

Description

Melt-blown die head for non-woven fabric

Technical Field

The utility model belongs to the technical field of non-woven fabrics production, especially, relate to a melt-blown die head for non-woven fabrics.

Background

The non-woven fabric is a fabric formed without spinning woven fabric, and is formed by simply arranging textile short fibers or filaments in a directional or random mode to form a fiber web structure and then reinforcing the fiber web structure by a melt-blowing machine or a chemical method and the like.

Most support arms of the existing melt-blown die head of the non-woven fabric are fixedly arranged, so that different materials or different states of the materials are adjusted, good effect is not easy to achieve, and hot air distribution cannot be adjusted according to actual conditions.

To this end, we propose a meltblowing die for nonwovens that solves the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems, and provides a melt-blowing die head for non-woven fabrics.

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

a melt-blowing die head for non-woven fabrics comprises a die body, wherein driving mechanisms are arranged on the upper side and the lower side of the die body respectively, the driving mechanisms are connected with traction rods, supporting plates are arranged on the upper side and the lower side of the die body and close to the outer ends of the driving mechanisms, fixing frames are fixedly connected to the ends, far away from the die body, of the supporting plates, long screws penetrate through the fixing frames, the tail ends of the traction rods are fixedly connected with supporting arms matched with the front end face of the die body in shape, and the end parts of the long screws are in threaded connection with the corresponding positions of the supporting arms; the die body is characterized in that a spinneret orifice is formed in the middle end of the die body, a heat conducting sheet is arranged at the end, close to the spinneret orifice, inside the die body, a heating wire is arranged in the middle of the heat conducting sheet, a hot air pipe is arranged at the end, close to the support arm, of the die body, and the hot air pipe is correspondingly communicated with an external air heating device through a hot air pipeline.

Preferably, the driving mechanism is composed of a gear, a handle, a rack, a supporting block and a bolt, the gear is rotatably connected to the front side of a supporting plate on the die body, the handle is coaxially connected with the gear, the rack is meshed with the gear, and the front end of the rack penetrates through the supporting plate and is fixedly connected with the traction rod and is positioned on the same straight line with the traction rod; the supporting block is fixedly arranged on the die body, a bolt is connected onto the supporting block in a sliding mode, and a clamping plug matched with the gear teeth of the gear is arranged at the front end of the bolt.

Preferably, a spring is arranged at the end, close to the gear, of the supporting block, a clamping block is fixedly connected to the lower end of the spring, a groove is formed in the middle section of the bolt, a square groove which is through from left to right is formed in the lower end of the supporting block, the bolt is connected in the square groove in a sliding mode, and a baffle is arranged at the end, far away from the gear, of the bolt.

Preferably, the middle end of the support plate is provided with a left-right through sliding groove, the inner side of the sliding groove is provided with a gasket, and the traction rod is slidably arranged in the sliding groove in a penetrating manner.

Preferably, the fixing frame is provided with a first screw hole by the end of the long screw, the support arm is provided with a second screw hole by the end of the long screw, the inner walls of the first screw hole and the second screw hole are both provided with left-handed screw internal threads, and the side surface of the long screw is provided with left-handed screw external threads.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through setting up actuating mechanism, extract the bolt from the gear, rotate the handle, the handle drives the gear revolve, and the gear drives the rack motion, and the rack drives the traction lever motion, and the traction lever drives the support arm motion, adjusts hot-blast distribution through adjusting the support arm position.

2. Through setting up the bolt, move to suitable position when the support arm, insert the joint plug of bolt front end in the gear, the gear is fixed to make the support arm keep fixed, through setting up the long screw, the long screw will be fixed frame and support arm fixed connection, thereby carry out the secondary to the support arm and fix.

3. Through setting up the heater strip, the heater strip is connected the back with the power and is generated heat and melt the raw materials of spouting in making the spinneret orifice through the conducting strip and melt convenient subsequent processing, avoids the heater strip direct heating and leads to the raw materials of spouting to burn out, and through setting up the fixture block, the spring promotes in the recess of fixture block card to the bolt, fixes the bolt.

Drawings

FIG. 1 is a schematic structural view of a melt-blowing die for a nonwoven fabric according to the present invention;

fig. 2 is an enlarged schematic view of the driving mechanism inside the melt-blowing die head for the non-woven fabric provided by the utility model.

In the figure: the device comprises a die body 1, a driving mechanism 2, a gear 21, a handle 22, a rack 23, a support block 24, a plug 25, a support plate 3, a fixing frame 4, a long screw 5, a support arm 6, a hot air pipeline 7, a spinneret orifice 8, a heat conducting fin 9, a heating wire 10, a traction rod 11 and a hot air pipe 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a melt-blowing die head for non-woven fabrics comprises a die body 1, driving mechanisms 2 are arranged on the upper side and the lower side of the die body 1, the driving mechanisms 2 are connected with a traction rod 11, each driving mechanism 2 is composed of a gear 21, a handle 22, a rack 23, a supporting block 24 and a bolt 25, the gear 21 is rotatably connected to the front side of a support plate 3 on the die body 1, the handle 22 is coaxially connected with the gear 21, the rack 23 is meshed with the gear 21, the front end of the rack 23 penetrates through the support plate 3 and is fixedly connected with the traction rod 11 and is positioned on the same straight line with the traction rod 11; the supporting block 24 is fixedly arranged on the die body 1, the supporting block 24 is connected with a bolt 25 in a sliding mode, and a clamping plug matched with the gear teeth of the gear 21 is arranged at the front end of the bolt 25. By pulling the latch 25, the snap-in connector can be locked on the teeth of the gear 21, which acts to fix the gear 21.

Die body 1 leans on gear 21 end and supporting shoe 24 fixed connection, supporting shoe 24 leans on gear 21 end to be equipped with the spring, spring lower extreme fixedly connected with fixture block, bolt 25 middle section is equipped with the recess, the square groove that link up about 24 lower extremes of supporting shoe are equipped with, bolt 25 sliding connection is in the square groove, bolt 25 is kept away from gear 21 end and is equipped with the baffle, through setting up the fixture block, the spring, can push the fixture block card to the recess on the bolt 25 in, fix the plug pin, through setting up the baffle, prevent that bolt 25 from removing the in-process and deviating from supporting shoe 24.

The supporting block 24 is connected with a bolt 25 in a sliding mode, the bolt 25 is pulled out of the gear 21 through the arrangement of the driving mechanism 2, the handle 22 is rotated, the handle 22 drives the gear 21 to rotate, the gear 21 drives the rack 23 to move, the rack 23 drives the traction rod 11 to move, the traction rod 11 drives the supporting arm 6 to move, and hot air distribution is adjusted by adjusting the position of the supporting arm 6.

Supporting plates 3 are arranged at the upper side and the lower side of the die body 1, the outer ends of the supporting plates are close to the driving mechanism 2, a left through chute and a right through chute are arranged at the middle ends of the supporting plates 3, gaskets are arranged on the inner sides of the chutes, the traction rod 11 is arranged in the chutes in a sliding and penetrating mode, friction between the supporting plates 3 and the traction rod 11 can be reduced through the gaskets, and the service life of the instrument is prolonged.

A fixing frame 4 is fixedly connected to the support plate 3 far away from the die body 1 end, a long screw 5 penetrates through the fixing frame 4, a support arm 6 matched with the front end face of the die body 1 in shape is fixedly connected to the tail end of the traction rod 11, and the end part of the long screw 5 is in threaded connection with the corresponding position of the support arm 6; the fixing frame 4 is provided with a first screw hole by the end of the long screw 5, the support arm 6 is provided with a second screw hole by the end of the long screw 5, the first screw hole and the inner wall of the second screw hole are both provided with left-hand screw internal threads, the side surface of the long screw 5 is provided with left-hand screw external threads, and through the setting, the support arm 6 can be secondarily fixed, and the support arm 6 is prevented from shaking.

The die body 1 is provided with a spinneret orifice 8 at the middle end, a heat conducting sheet 9 is arranged at the end close to the spinneret orifice 8 inside the die body 1, a heating wire 10 is arranged at the middle part of the heat conducting sheet 9, a hot air pipe 12 is arranged at the end close to the support arm 6 of the die body 1, and the hot air pipe 12 is correspondingly communicated with an external air heating device through a hot air pipeline 7.

Now, the operation principle of the present invention is described as follows:

the worker pulls out the bolt 25 from the gear 21, rotates the long screw 5 to be pulled out from a second screw hole on the support arm 6, rotates the handle 22, the handle 22 rotates the gear 21 electrically, the gear 21 drives the rack 23 to move, the rack 23 drives the draw bar 11 to move, the draw bar 11 drives the support arm 6 to move, when the support arm 6 moves to a proper position, the bolt 25 is inserted back into the gear 21, the long screw 5 is rotated anticlockwise, the long screw 5 is connected with the support arm 6 in a threaded mode, and the support arm 6 is fixed; connecting a heating wire 10 with a power supply, opening a hot air pipeline 7, conveying the melt-blown raw materials into a spinneret orifice 8, discharging heat by heat conducting fins 9 on two sides of the spinneret orifice 8 under the action of the heating wire 10, melting the melt-blown raw materials, ejecting the melted raw materials from the other side of the spinneret orifice 8, and blowing hot air from a hot air pipe 12 to melt-blown raw material melt discharged from the tail end of the spinneret orifice 8 by the hot air pipeline 7 so as to form the melt-blown raw materials.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The melt-blowing die head for the non-woven fabric comprises a die body (1) and is characterized in that driving mechanisms (2) are arranged on the upper side and the lower side of the die body (1), the driving mechanisms (2) are connected with traction rods (11), supporting plates (3) are arranged at the outer ends, close to the driving mechanisms (2), of the upper side and the lower side of the die body (1), fixing frames (4) are fixedly connected to the ends, far away from the die body (1), of the supporting plates (3), long screws (5) penetrate through the fixing frames (4), a supporting arm (6) matched with the front end face of the die body (1) in shape is fixedly connected to the tail ends of the traction rods (11), and the end portions of the long screws (5) are in threaded connection with the corresponding positions of the supporting arms (6); the die body (1) middle end has seted up spinneret orifice (8), die body (1) inside leans on spinneret orifice (8) end to be equipped with heat conduction piece (9), heat conduction piece (9) middle part is equipped with heater strip (10), die body (1) leans on support arm (6) end to be equipped with hot-blast main (12), hot-blast main (12) correspond the intercommunication through hot air pipeline (7) and outside air heating device.

2. The melt-blowing die head for the non-woven fabric according to claim 1, characterized in that the driving mechanism (2) is composed of a gear (21), a handle (22), a rack (23), a supporting block (24) and a bolt (25), wherein the gear (21) is rotatably connected to the front side of a supporting plate (3) on the die body (1), the handle (22) is coaxially connected with the gear (21), the rack (23) is meshed with the gear (21), the front end of the rack (23) passes through the supporting plate (3) and is fixedly connected with the traction rod (11) and is positioned on the same straight line with the traction rod (11); the supporting block (24) is fixedly arranged on the die body (1), the supporting block (24) is connected with a bolt (25) in a sliding mode, and a clamping plug matched with the gear teeth of the gear (21) is arranged at the front end of the bolt (25).

3. The melt-blowing die head for the non-woven fabric according to claim 2, wherein a spring is arranged at the end, close to the gear (21), of the supporting block (24), a clamping block is fixedly connected to the lower end of the spring, a groove is formed in the middle section of the bolt (25), a square groove penetrating from left to right is formed in the lower end of the supporting block (24), the bolt (25) is slidably connected in the square groove, and a baffle is arranged at the end, far away from the gear (21), of the bolt (25).

4. The melt-blowing die head for the non-woven fabric according to claim 1, wherein a left-right through chute is formed in the middle end of the support plate (3), a gasket is arranged on the inner side of the chute, and the traction rod (11) is slidably arranged in the chute in a penetrating mode.

5. The melt-blowing die head for the non-woven fabric according to the claim 1, characterized in that the fixing frame (4) is provided with a first screw hole near the long screw (5), the support arm (6) is provided with a second screw hole near the long screw (5), the inner walls of the first screw hole and the second screw hole are provided with left-hand screw inner threads, and the side surface of the long screw (5) is provided with left-hand screw outer threads.