CN218779077U

CN218779077U - Melt-blown die head

Info

Publication number: CN218779077U
Application number: CN202222932967.6U
Authority: CN
Inventors: 肖海清; 肖丹; 李华
Original assignee: Hubei Yangxin Micron Precision Machinery Co ltd
Current assignee: Hubei Yangxin Micron Precision Machinery Co ltd
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-03-31
Anticipated expiration: 2032-11-03

Abstract

The utility model discloses a melt-blown die head, which comprises a die head body, two first air knife edges fixed below the die head body, two moving assemblies arranged below the die head body, two second air knife edges rotationally connected with the moving assemblies, a connecting long rod fixed on one side of the two moving assemblies; rotating assembly, including two sliders and connecting rod, two the slider symmetry sets up on the connecting rod and with connecting rod horizontal sliding connection, the utility model discloses a connecting pipe links together two removal subassemblies, realizes reciprocating in step of two second wind edges of a knife to through drive assembly work, drive two slider synchronous motion, under the effect of connecting rod, realize two second wind edges of a knife and rotate angle regulation simultaneously, guarantee two second wind edges of a knife symmetry settings, need not to correct the position of two wind edges of a knife again, realize the material that steam symmetry direction flows.

Description

Melt-blown die head

Technical Field

The utility model relates to a melt-blown die head field specifically is a melt-blown die head.

Background

The melt-blowing machine is one of the main devices of the melt-blowing cloth production line, the melt-blowing die head is a key component of the melt-blowing machine, polymer slices are put into a screw extruder, polymer melt is formed through heating, melting and extruding, then the melt is extruded from a melt-blowing pore canal of the melt-blowing die head, and when the melt is blown by high-pressure hot air flow with a certain angle at two sides of the melt-blowing pore canal, the melt is stretched to form superfine filaments or blown into superfine fibers with a certain length.

Through the retrieval, chinese utility model patent of application number 202021058447.1 is a melt-blown die head for non-woven fabrics production, including two die holders, be provided with the shower nozzle between two die holders, the device sets up through the bistrique below and can rotate angle regulation and reciprocate two second wind edge of a knife of adjusting the position for with the material that steam direction flowed from the spinneret, because set up two independent second wind edge of a knife below the die head, need adjust the second wind edge of a knife alone through removal subassembly and rotating assembly, make two second wind edge of a knife can not synchronous control height and angle, in accommodation process, be difficult to guarantee two second wind edge of a knife symmetries, need correct two positions of second wind edge of a knife, in order to guarantee two second wind edge of a knife symmetries, the cost time, for this reason, we provide a melt-blown die head and are used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a melt-blown die head provides the cooperation of connecting stock, runner assembly and drive assembly, realizes two second air knife mouths synchronous motion and rotation.

The utility model provides a following technical scheme: the melt-blown die head comprises a die head body, two first air knife edges fixed below the die head body, two moving assemblies arranged below the die head body, two second air knife edges rotatably connected with the moving assemblies, and the melt-blown die head also comprises

The long connecting rod is fixed on one side of the two moving components;

the rotating assembly comprises two sliding blocks and connecting rods, the two sliding blocks are symmetrically arranged on the long connecting rod and are horizontally and slidably connected with the long connecting rod, the upper ends of the two connecting rods are respectively rotatably connected with the two sliding blocks, and the lower ends of the two connecting rods are respectively rotatably connected with one side of each of the two second wind knife edges;

and the driving component is connected with the two sliding blocks and is used for driving the two sliding blocks to synchronously move.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a connecting pipe links together two removal subassemblies, realizes reciprocating in step of two second wind edges of a knife to through drive assembly work, drive two slider synchronous motion, under the effect of connecting rod, realize two second wind edges of a knife and rotate angle regulation simultaneously, guarantee two second wind edges of a knife symmetry settings, need not to correct the position of two wind edges of a knife again, realize the material that steam symmetry direction flows.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is a schematic connection diagram of the rotating assembly and the driving assembly of the present invention.

In the figure: 1. the die head comprises a die head body, 2, a long connecting rod, 3, a rotating assembly, 31, a sliding block, 32, a connecting rod, 4, a moving assembly, 41, a partition plate, 42, a sliding rod, 43, a fixing screw rod, 5, a driving assembly, 51, an adjusting screw rod, 52, a first thread, 53, a second thread, 6, a second air knife edge, 7, a thread groove, 8, a sliding groove, 9, a screw rod seat, 10 and a first air knife edge.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-2, the utility model provides a melt-blown die head, including die head body 1, fix two first wind edge 10 in die head body 1 below, install two removal unit 4 in die head body 1 below, rotate two second wind edge 6 of being connected with removal unit 4, with two removal unit 4 one side fixed stock 2 of being connected, slidable mounting is used for driving second wind edge 6 pivoted runner assembly 3 on connecting stock 2 and installs the drive assembly 5 who is used for driving runner assembly 3 to remove on connecting stock 2, wherein runner assembly 3 includes two sliders 31 and connecting rod 32, two sliders 31 symmetry set up on connecting stock 2 and with connecting stock 2 horizontal sliding connection, the upper end of two connecting rod 32 rotates with two sliders 31 respectively and is connected, the lower extreme of two connecting rod 32 rotates with one side of two second wind edge 6 respectively and is connected, drive assembly 5 includes adjusting screw 51, adjusting screw 51 rotates to be connected in connecting stock 2's upper end, adjusting screw 51's both ends respectively with two sliders 31 threaded connection, be used for driving two sliders 31 synchronous motion.

When the melt-blown die head works, when the position of the second air knife edge 6 needs to be adjusted in the vertical direction, one of the moving assemblies 3 moves up and down, the other moving assembly 3 is driven to move synchronously through the long connecting rod 2, so that the two second air knife edges 6 move up and down synchronously, when the angle of the second air knife edge 6 needs to be adjusted, an operator drives the two sliding blocks 31 to slide synchronously and separate and approach through rotating the adjusting screw rod 51 forwards and backwards, and drives the two second air knife edges 6 to rotate at the same time to adjust the angle under the action of the two connecting rods 32, so that the two second air knife edges 6 are ensured to be symmetrical relative to the die head body 1 when the height and the angle of the two second air knife edges 6 are adjusted, and the two second air knife edges 6 do not need to be corrected.

Specifically, the moving assembly 4 comprises a partition plate 41 and a sliding rod 42, the sliding rod 42 is fixed at the lower end of the die head body 1, the partition plate 41 is vertically and slidably connected with the sliding rod 42, the partition plate 41 penetrates through a sliding groove 8 matched with the sliding rod 42, one side of each of the two partition plates 41 is fixed to two ends of the long connecting rod 2 respectively, and the two partition plates 41 are used for supporting the second air knife edge 6 and achieving up-down movement of the partition plate 41.

Further, the movable assembly 4 further comprises a fixing screw 43, the fixing screw 43 is rotatably connected to the lower end of the die head body 1, the fixing screw 43 is in threaded connection with the partition plate 41, the partition plate 41 penetrates through a thread groove 7 matched with the fixing screw 43, and an operator can realize up-down movement of the partition plate 41 by manually rotating the fixing screw 43 forward and backward to drive the second air knife edge 6 to move up and down.

The two ends of the adjusting screw 51 are respectively provided with a first thread 52 and a second thread 53 with opposite thread directions, so that the two sliding blocks 31 can synchronously move to approach and separate on the long connecting rod 2 through the rotation of the adjusting screw 51.

The upper end of the long connecting rod 2 is fixed with a screw rod seat 9, and the adjusting screw rod 51 is rotatably connected with the screw rod seat 9 and used for supporting the adjusting screw rod 51.

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 without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a melt-blown die head, includes die head body (1), two fix first wind edge (10) in die head body (1) below, install two removal subassemblies (4) in die head body (1) below and with remove two second wind edge (6) that subassembly (4) rotate to be connected, its characterized in that: and also comprises

The long connecting rod (2) is fixed on one side of the two moving components (4);

the rotating assembly (3) comprises two sliding blocks (31) and connecting rods (32), the two sliding blocks (31) are symmetrically arranged on the long connecting rod (2) and are horizontally and slidably connected with the long connecting rod (2), the upper ends of the two connecting rods (32) are respectively rotatably connected with the two sliding blocks (31), and the lower ends of the two connecting rods (32) are respectively rotatably connected with one side of the two second wind knife edges (6);

and the driving assembly (5) is connected with the two sliding blocks (31) and is used for driving the two sliding blocks (31) to synchronously move.

2. The meltblowing die of claim 1, wherein: the moving assembly (4) comprises a partition plate (41) and a sliding rod (42), the sliding rod (42) is fixed at the lower end of the die head body (1), the partition plate (41) is vertically and slidably connected with the sliding rod (42), and one side of the partition plate (41) is fixed with two ends of the long connecting rod (2) respectively.

3. A meltblowing die as claimed in claim 2, wherein: the moving assembly (4) further comprises a fixed screw (43), the fixed screw (43) is rotatably connected to the lower end of the die head body (1), and the fixed screw (43) is in threaded connection with the partition plate (41).

4. The meltblowing die of claim 1, wherein: the driving assembly (5) comprises an adjusting screw rod (51), the adjusting screw rod (51) is rotatably connected to the upper end of the long connecting rod (2), and two ends of the adjusting screw rod (51) are respectively in threaded connection with the two sliding blocks (31).

5. A meltblowing die as claimed in claim 4, wherein: and a first thread (52) and a second thread (53) with opposite thread directions are respectively arranged at two ends of the adjusting screw rod (51).