CN215713547U

CN215713547U - Melt-blown spinning die for black heat-preservation cotton

Info

Publication number: CN215713547U
Application number: CN202122300084.9U
Authority: CN
Inventors: 谭伟兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-02-01
Anticipated expiration: 2031-09-23

Abstract

The utility model provides a melt-blown spinning die based on black heat-preservation cotton. The melt-blown spinning die based on black heat-preservation cotton comprises: the melt-blown spinning body comprises a die hole and a die cavity; the two heating blocks are fixedly arranged on the outer wall of one side of the melt-blown spinning body; the two heat accumulating blocks are respectively arranged on the outer wall of one side of each of the two heating blocks; the spinneret plate is fixedly arranged on the outer wall of one side of each of the two heat collecting blocks; the spinneret plate comprises a plurality of spinneret holes, and the spinneret holes are all arranged on the spinneret plate. The melt-blown spinning die based on the black heat-preservation cotton has the advantages of being capable of finely spinning and convenient to adjust and clean.

Description

Melt-blown spinning die for black heat-preservation cotton

Technical Field

The utility model belongs to the technical field of dies, and particularly relates to a melt-blown spinning die based on black heat-preservation cotton.

Background

The melt-blown spinning method is a spinning method which makes the just extruded high polymer melt rapidly stretch and solidify and form at high speed by means of high-speed hot air flow. The method has the advantages of short process flow and capability of directly preparing the non-woven fabric by spinning. Meltblown dies are generally composed of a base plate, spinneret, gas plate, heating element, etc., and are an important part of the overall assembly. In the related technology, black insulation cotton is disclosed, which is prepared by drawing or melt-blowing and spinning 50% -98% of insulation cotton and 2% -50% of black toner, wherein the black toner is at least one of graphitized petroleum coke and graphitized asphalt coke, the average particle size of the black toner is less than or equal to 20 microns, the graphitized petroleum coke, the graphitized asphalt coke or a mixture of the graphitized petroleum coke and the graphitized asphalt coke are used as the black toner for toning the insulation cotton to prepare the black insulation cotton, and the melting point of the graphitized petroleum coke and the graphitized asphalt coke is higher than that of the insulation cotton material, so when the insulation cotton material is drawn or melt-blown and spun in a molten state, the added black toner is still in a solid state and is not molten.

However, in the above structure, the melt-blowing nozzle may be clogged during long-term contact with the raw material, and if the nozzle is not treated in time, the ejected filaments cannot meet the process requirements, which results in waste of the raw material.

Therefore, there is a need to provide a new melt-blown spinning die based on black heat-preservation cotton to solve the above technical problems

SUMMERY OF THE UTILITY MODEL

The utility model solves the technical problem of providing the melt-blown spinning die for the black heat-preservation cotton, which can refine spinning and is convenient to adjust and clean.

In order to solve the technical problem, the melt-blown spinning die based on the black heat-preservation cotton provided by the utility model comprises: the melt-blown spinning body comprises a die hole and a die cavity; the two heating blocks are fixedly arranged on the outer wall of one side of the melt-blown spinning body; the two heat accumulating blocks are respectively arranged on the outer wall of one side of each of the two heating blocks; the spinneret plate is fixedly arranged on the outer wall of one side of each of the two heat collecting blocks; the spinneret plate comprises a plurality of spinneret holes, a plurality of groups of spinneret plates and a plurality of groups of spinneret plates, wherein the spinneret holes are all arranged on the spinneret plate; the first fixing block is arranged below the spinneret plate; the first motor is fixedly arranged at the top of the first fixing block; the internal thread sleeve is rotatably arranged on the first fixing block; a first threaded rod threadedly mounted on the internally threaded sleeve; the air cylinder is fixedly arranged at the top end of the first threaded rod; the second motor is arranged on one side of the air cylinder; the second fixed block is fixedly arranged on an output shaft of the second motor; the third motor is fixedly arranged on one side, far away from the air cylinder, of the second fixed block; the second threaded rod is fixedly arranged on an output shaft of the third motor; the sliding block is mounted on the second threaded rod in a threaded mode; two clean pieces, two clean piece all articulated the installation in on the second fixed block.

As a further scheme of the present invention, a first bevel gear is fixedly mounted on an output shaft of the first motor, a second bevel gear is fixedly sleeved on the internal thread sleeve, and the first bevel gear and the second bevel gear are engaged with each other.

As a further scheme of the utility model, the sliding block is hinged with two movable rods, one end of the first movable rod, which is far away from the sliding block, is hinged with a movable block, the movable block is fixedly connected with the corresponding cleaning block, and the two cleaning blocks are respectively contacted with the top inner wall and the bottom inner wall of the corresponding spinneret orifice.

As a further scheme of the present invention, a stabilizing block is fixedly mounted on an output shaft of the cylinder, and an outer wall of one side of the stabilizing block is fixedly connected with an outer wall of one side of the second motor.

As a further scheme of the present invention, a first connecting block is fixedly mounted at a bottom end of the first threaded rod, a second limiting rod is fixedly mounted at a top of the first connecting block, and the second limiting rod is slidably connected with the first fixing block.

As a further scheme of the utility model, a second connecting block is fixedly mounted on the melt-blown spinning body, the bottom of the second connecting block is fixedly connected with the top of the first fixing block, and heat collecting grooves are formed in the sides, close to each other, of the two heat collecting blocks.

Compared with the related art, the melt-blown spinning die based on the black heat-preservation cotton has the following beneficial effects:

the utility model provides a melt-blown spinning die based on black heat-preservation cotton, which comprises the following components in part by weight:

1. the die cavity, the heating block, the heat collecting groove, the spinneret plate and the spinneret orifice are matched with each other, and the spun fiber is stretched, so that the spinneret plate has the advantage of refining spinneret;

2. the cleaning positions are adjusted through the mutual matching of the first motor, the first bevel gear, the second bevel gear, the internal thread sleeve, the first threaded rod, the air cylinder, the stabilizing block, the second motor and the second fixing block, a plurality of spinneret holes can be cleaned, and the adjusting device has the advantage of convenience in adjustment;

3. through the third motor, the distance of two clean boards is adjusted to mutually supporting down of second threaded rod and slider, conveniently passes in and out the spinneret orifice, prevents that the spinneret orifice from being blockked up by clean board, has convenient clear advantage.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic cross-sectional front view of a preferred embodiment of a melt-blown spinning die for black insulation cotton according to the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is a schematic side sectional structural view of a preferred embodiment of a melt-blown spinning die based on black insulation cotton according to the present invention.

In the figure: 1. melt-blown spinning body; 2. a die hole; 3. a mold cavity; 4. a heating block; 5. a heat collecting block; 6. a spinneret plate; 7. a spinneret orifice; 8. a first fixed block; 9. a first motor; 10. an internally threaded sleeve; 11. a first threaded rod; 12. a cylinder; 13. a second motor; 14. a second fixed block; 15. a third motor; 16. a second threaded rod; 17. a slider; 18. and (4) cleaning the block.

Detailed Description

Referring to fig. 1, fig. 2, and fig. 3, wherein fig. 1 is a schematic front sectional view of a preferred embodiment of a melt-blown spinning die for black insulation cotton according to the present invention; FIG. 2 is an enlarged schematic view of portion A of FIG. 1; fig. 3 is a schematic side sectional structural view of a preferred embodiment of a melt-blown spinning die based on black insulation cotton according to the present invention. The melt-blown spinning die based on the black heat-preservation cotton comprises: the melt-blown spinning body 1 comprises a die hole 2 and a die cavity 3; the two heating blocks 4 are fixedly arranged on the outer wall of one side of the melt-blown spinning body 1; the two heat collecting blocks 5 are respectively arranged on the outer wall of one side of each of the two heating blocks 4; the spinneret plate 6 is fixedly arranged on the outer wall of one side of each of the two heat collecting blocks 5; the spinneret plate 6 is provided with a plurality of spinneret holes 7, and the spinneret holes 7 are all arranged on the spinneret plate 6; the first fixing block 8 is arranged below the spinneret plate 6; the first motor 9, the first motor 9 is fixedly installed on the top of the first fixing block 8; the internal thread sleeve 10 is rotatably arranged on the first fixing block 8; a first threaded rod 11, wherein the first threaded rod 11 is installed on the internal thread sleeve 10 in a threaded mode; the air cylinder 12 is fixedly arranged at the top end of the first threaded rod 11; a second motor 13, the second motor 13 being disposed at one side of the cylinder 12; the second fixed block 14, the said second fixed block 14 is fixedly mounted on output shaft of the said second electric motor 13; the third motor 15 is fixedly arranged on one side, far away from the air cylinder 12, of the second fixing block 14; the second threaded rod 16 is fixedly arranged on an output shaft of the third motor 15; a slide block 17, wherein the slide block 17 is installed on the second threaded rod 16 in a threaded manner; two cleaning blocks 18, wherein the two cleaning blocks 18 are hinged on the second fixed block 14.

A first bevel gear is fixedly mounted on an output shaft of the first motor 9, a second bevel gear is fixedly sleeved on the internal thread sleeve 10, and the first bevel gear is meshed with the second bevel gear.

The last articulated two movable rods that have of slider 17, the one end that slider 17 was kept away from to first movable rod articulates there is the movable block, the movable block and the clean piece 18 fixed connection that corresponds, two clean pieces 18 contact with the top inner wall and the bottom inner wall of the spinneret orifice 7 that correspond respectively.

And a stabilizing block is fixedly mounted on an output shaft of the cylinder 12, and the outer wall of one side of the stabilizing block is fixedly connected with the outer wall of one side of the second motor 13.

The bottom fixed mounting of first threaded rod 11 has first connecting block, the top fixed mounting of first connecting block has the second gag lever post, the second gag lever post with 8 sliding connection of first fixed block.

The melt-blown spinning body 1 is fixedly provided with a second connecting block, the bottom of the second connecting block is fixedly connected with the top of the first fixing block 8, and one side of each of the two heat-collecting blocks 5 close to each other is provided with a heat-collecting groove.

The working principle of the melt-blown spinning die based on the black heat-preservation cotton provided by the utility model is as follows:

when spinning is needed, raw materials are put into the die cavity 3, then the die cavity 3 is pressurized to enable the raw materials to enter the narrow part of the die cavity 3, and the raw materials are stretched by hot gas in the heating groove and then are spun out from the spinning holes 7;

when the spinneret orifice 7 needs to be cleaned, the first motor 9 is started to drive the first bevel gear to rotate, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the internal thread sleeve 10 to rotate, the internal thread sleeve 10 drives the first threaded rod 11 to move downwards, the first threaded rod 11 drives the air cylinder 12 to move downwards, and then the air cylinder 12 is started to push the cleaning device into the spinneret orifice 7;

after the cleaning device enters the spinneret orifice 7, the third motor 15 is started to drive the second threaded rod 16 to rotate, the second threaded rod 16 drives the sliding block 17 to move leftwards, the sliding block 17 drives the two cleaning blocks 18 to be away from each other and to be in contact with the inner wall of the spinneret orifice 7, the second motor 13 is started to drive the second fixed block 14 to rotate, and the second fixed block drives the two cleaning blocks 18 to rotate to clean the inner wall of the spinneret orifice 7.

the utility model provides a melt-blown spinneret die based on black heat-insulating cotton, which stretches the sprayed fibers under the mutual matching of a die cavity 3, a heating block 4, a heat-gathering block 5, a heat-gathering groove, a spinneret plate 6 and spinneret holes 7, has the advantage of capability of refining spinneret, can clean a plurality of spinneret holes 7 by adjusting the cleaning positions under the mutual matching of a first motor 9, a first conical gear, a second conical gear, an internal thread sleeve 10, a first threaded rod 11, a cylinder 12, a stabilizing block, a second motor 13 and a second fixing block 14, and has the advantage of convenience in adjustment, and can adjust the distance between two cleaning spinneret plates 18 under the mutual matching of a third motor 15, a second threaded rod 16 and a sliding block 17, thereby facilitating the entering and exiting of the spinneret holes 7 and preventing the spinneret holes 7 from being blocked by the cleaning plates 18, and having the advantage of convenience in cleaning.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of the design principle, the settings of the power mechanism, the power supply system, the control system, and the like of the device are not completely described and clear, and on the premise that the skilled person understands the principle of the utility model, the details of the power mechanism, the power supply system, and the control system can be clearly known, the control mode of the application document is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the skilled person in the art;

the standard parts used in the method can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, the machines, parts and equipment adopt conventional models in the prior art, and the structure and the principle of the parts known by the skilled person can be known by technical manuals or conventional experimental methods.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments, or a direct or indirect use of these embodiments, without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents, as used in the related art, and all of which are intended to be encompassed by the present invention.

Claims

1. The melt-blown spinning die based on black heat-preservation cotton is characterized by comprising the following components:

the melt-blown spinning body comprises a die hole and a die cavity;

the two heating blocks are fixedly arranged on the outer wall of one side of the melt-blown spinning body;

the two heat accumulating blocks are respectively arranged on the outer wall of one side of each of the two heating blocks;

the spinneret plate is fixedly arranged on the outer wall of one side of each of the two heat collecting blocks;

the spinneret plate comprises a plurality of spinneret holes, a plurality of groups of spinneret plates and a plurality of groups of spinneret plates, wherein the spinneret holes are all arranged on the spinneret plate;

the first fixing block is arranged below the spinneret plate;

the first motor is fixedly arranged at the top of the first fixing block;

the internal thread sleeve is rotatably arranged on the first fixing block;

a first threaded rod threadedly mounted on the internally threaded sleeve;

the air cylinder is fixedly arranged at the top end of the first threaded rod;

the second motor is arranged on one side of the air cylinder;

the second fixed block is fixedly arranged on an output shaft of the second motor;

the third motor is fixedly arranged on one side, far away from the air cylinder, of the second fixed block;

the second threaded rod is fixedly arranged on an output shaft of the third motor;

the sliding block is mounted on the second threaded rod in a threaded mode;

two clean pieces, two clean piece all articulated the installation in on the second fixed block.

2. The melt-blown spinneret die for the black insulation cotton according to claim 1, wherein a first bevel gear is fixedly mounted on an output shaft of the first motor, a second bevel gear is fixedly sleeved on the internal thread sleeve, and the first bevel gear is meshed with the second bevel gear.

3. The melt-blown spinneret die for the black insulation cotton according to claim 1, wherein the sliding block is hinged with two movable rods, one end of the first movable rod, which is far away from the sliding block, is hinged with a movable block, the movable block is fixedly connected with the corresponding cleaning block, and the two cleaning blocks are respectively contacted with the top inner wall and the bottom inner wall of the corresponding spinneret hole.

4. The melt-blown spinneret die for the black insulation cotton according to claim 1, wherein a stabilizing block is fixedly mounted on an output shaft of the cylinder, and an outer wall of one side of the stabilizing block is fixedly connected with an outer wall of one side of the second motor.

5. The melt-blown spinneret die for the black insulation cotton according to claim 1, wherein a first connecting block is fixedly mounted at the bottom end of the first threaded rod, a second limiting rod is fixedly mounted at the top of the first connecting block, and the second limiting rod is slidably connected with the first fixing block.

6. The melt-blown spinning die based on black heat-preservation cotton is characterized in that a second connecting block is fixedly mounted on the melt-blown spinning body, the bottom of the second connecting block is fixedly connected with the top of the first fixing block, and heat collecting grooves are formed in the adjacent sides of the two heat collecting blocks.