CN211616539U

CN211616539U - Improved three-layer co-extrusion machine head

Info

Publication number: CN211616539U
Application number: CN201922398226.2U
Authority: CN
Inventors: 周向辉
Original assignee: Qingdao Fuzhen Electrical Machinery Co ltd
Current assignee: Qingdao Fuzhen Electrical Machinery Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-10-02
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a modified three-layer is crowded aircraft nose altogether belongs to power cable production line technical field, including the interior screen sleeve pipe, interior screen sleeve pipe upper surface has been seted up interior screen and has been advanced jiao kou, interior screen advances jiao kou bottom surface outer wall and passes through interior screen connection ball elbow and interior screen reposition of redundant personnel fixed surface and be connected, interior screen sleeve pipe bottom surface outer wall has linked up the interior screen bulb, just interior screen bulb surface has cup jointed interior screen mold core ball cover, interior screen mold core ball cover fixed surface is connected with mold core seat cover, just mold core seat cover upper surface has linked up the interior screen mold core, interior screen sleeve pipe upper surface has linked up the insulating reposition of redundant personnel, insulating reposition of redundant personnel intermediate position is pegged graft and is had insulating bulb, just insulating bulb surface has cup jointed insulating ball cap. The utility model discloses product quality is good, and the circular cone divides the fluid structure, and it is convenient to dismantle, can guarantee that long-term production back is sealed effectual too, divides the fluid to glue evenly, transfers the mould fast, and the labour saving and time saving economizes the material, saves the manual work, is fit for being extensively promoted and used.

Description

Improved three-layer co-extrusion machine head

Technical Field

The utility model relates to a crowded aircraft nose altogether, in particular to aircraft nose is crowded altogether to modified three-layer.

Background

The production field of electric wires and cables relates to that two layers of semi-conducting layers and insulating layers of plastics are uniformly extruded on a conductor, and three layers are simultaneously extruded, wherein the thickness distribution of each layer of the extruded layer is uniform, the speed is increased and decreased without eccentricity, and a glue joint cannot be formed in high-speed production.

1. The existing co-extrusion machine head is easy to have the old glue condition, and has serious industrial problems; 2. most of the prior coextrusion machine head sub-fluid rubber channels are processed on a cylindrical surface, the cylindrical surface machine head rubber channels are not easy to disassemble and seal, the sealing is not good, and the leakage of rubber is easy; to this end, we propose an improved triple co-extrusion head to solve the problems mentioned in the background above.

SUMMERY OF THE UTILITY MODEL

The utility model discloses product quality is good, and the circular cone divides the fluid structure, and it is convenient to dismantle, can guarantee that long-term production back is sealed effectual too, divides the fluid to glue evenly, transfers the mould fast, and the labour saving and time saving economizes the material, saves the manual work, is fit for being extensively promoted and used.

The utility model provides a specific technical scheme as follows:

the utility model provides an improved three-layer co-extrusion machine head, which comprises an inner screen sleeve, wherein the upper surface of the inner screen sleeve is provided with an inner screen glue inlet, the outer wall of the bottom surface of the inner screen glue inlet is fixedly connected with the upper surface of an inner screen shunt body through an inner screen connecting ball elbow, the outer wall of the bottom surface of the inner screen sleeve is connected with an inner screen ball head, the outer surface of the inner screen ball head is sleeved with an inner screen mold core ball sleeve, the outer surface of the inner screen mold core ball sleeve is fixedly connected with a mold core seat sleeve, the upper surface of the mold core seat sleeve is connected with an inner screen mold core, the upper surface of the inner screen sleeve is connected with an insulation shunt body, the middle position of the insulation shunt body is spliced with an insulation ball head, the outer surface of the insulation ball head is sleeved with an insulation ball cap, the outer wall at the left side of the insulation ball cap is fixedly connected with a shared mold sleeve, the outer wall at the right side, mold core seat cover left side outer wall has linked up insulating mold core, sharing die sleeve left side outer wall outer screen tuningout cover and the preceding body right side outer wall fixed connection of aircraft nose, the preceding body upper surface of aircraft nose has been seted up the outer screen and has been advanced jiao kou, just the outer screen advances jiao kou bottom surface outer wall and has linked up outer screen connection ball elbow, the preceding body bottom surface outer wall fixed connection of aircraft nose divides the flow body, outer screen divides the flow body inside wall to have linked up the die sleeve, interior screen divides the flow body inside wall to have linked up the spool, just the spool surface has cup jointed the spool sleeve, the die sleeve surface can be dismantled with ball cover flange right side outer wall through a set nut and be connected, outer screen tuningout upper surface can be dismantled and be connected with outer screen tuningout.

Optionally, the inner shield shunt, the insulating shunt and the outer shield shunt are all cone structures.

Optionally, the inner screen sleeve, the handpiece rear body, the outer screen splitter and the handpiece front body are all provided with heating grooves.

Optionally, the wire passing pipe and the inner screen module core are detachably connected through a locking nut.

Optionally, four inner screen eccentricity-adjusting screws are uniformly distributed on the outer side wall of the inner screen sleeve, the inner screen ball head and the inner screen core ball sleeve are positioned by spherical surfaces, and four insulation eccentricity-adjusting screws are uniformly distributed on the outer side wall of the insulation shunt body.

The utility model has the advantages as follows:

1. the utility model discloses rubber track reasonable in design, through establishing mathematical model theoretical calculation, satisfy the hydrodynamics requirement, the finite element method analysis of computer aided design, it is the same to satisfy the rubber track velocity of flow, the requirement that die orifice section pressure equals, every layer temperature of aircraft nose is controllable, every layer can adjust eccentricly alone, compare with the conventional equipment, crowded package is even, the adjustment is convenient, old glue also can not appear in long-term production, fine solution these trade difficult problems, wire and cable's production quality has been improved greatly, the novel aircraft nose of the crowded ideal substitution of package of wire and cable.

2. The utility model discloses a change the hole size of spool, and the size of corresponding spare part, can realize the derivative of various specification aircraft noses and make, satisfy the cable production requirement of different specifications, the branch fluid rubber track is processed on the conical surface simultaneously, and the aircraft nose is sealed, does not leak and glues, dismantles convenient and fast, has improved production efficiency greatly.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic view of an overall structure of an improved three-layer co-extrusion machine head according to an embodiment of the present invention;

FIG. 2 is a schematic view of an outer screen splitter of an improved three-layer co-extrusion machine head according to an embodiment of the present invention;

FIG. 3 is a schematic view of an insulation splitter of an improved three-layer co-extrusion machine head according to an embodiment of the present invention;

fig. 4 is the utility model discloses an interior screen splitter structural schematic of modified three-layer co-extrusion aircraft nose.

In the figure: 1. the outer screen is connected with a ball elbow; 2. die sleeve; 3. an outer screen glue inlet; 4. an outer screen deviation adjusting sleeve; 5. Sharing a die sleeve; 6. a handpiece precursor; 7. an outer shield shunt; 8. an insulating ball cap; 9. an insulating bulb; 10. An insulating shunt; 11. a machine head rear body; 12. an inner screen sleeve; 13. an inner screen shunt body; 14. a wire passing pipe; 15. a conduit sleeve; 16. the inner screen is connected with the ball elbow; 17. locking the nut; 18. an inner screen ball head; 19. An inner screen mold core ball sleeve; 20. jacking and sleeving the nut; 21. a mold core sleeve; 22. an inner screen mold core; 23. an insulating mold core; 24. a ball sleeve flange; 25. an outer screen eccentric adjusting screw; 26. an insulation glue inlet; 27. an insulation eccentricity-adjusting screw; 28. an inner screen glue inlet; 29. the eccentric screw is adjusted to the inner screen.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

An improved three-layer co-extrusion handpiece according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 4.

Referring to fig. 1 to 4, an improved three-layer co-extrusion machine head provided by an embodiment of the present invention includes an inner screen casing 12, an inner screen glue inlet 28 is disposed on an upper surface of the inner screen casing 12, an outer wall of a bottom surface of the inner screen glue inlet 28 is fixedly connected to an upper surface of an inner screen splitter 13 through an inner screen connecting ball elbow 16, an inner screen ball head 18 is connected to an outer wall of a bottom surface of the inner screen casing 12, an inner screen core ball sleeve 19 is sleeved on an outer surface of the inner screen ball head 18, a core seat sleeve 21 is fixedly connected to an outer surface of the inner screen core ball sleeve 19, an inner screen core 22 is connected to an upper surface of the core seat sleeve 21, an insulation splitter 10 is connected to an upper surface of the inner screen casing 12, an insulation ball head 9 is inserted into a middle position of the insulation splitter 10, an insulation ball cap 8 is sleeved on an outer surface of the insulation ball head 9, a common die sleeve 5 is fixedly connected to a left outer wall of the insulation, the outer wall of the right side of the shared die sleeve 5 is detachably connected with a die head afterbody 11, the upper surface of the die head afterbody 11 is provided with an insulated rubber inlet 26, the outer wall of the left side of the die core seat sleeve 21 is jointed with an insulated die core 23, the outer wall of the left side of the shared die sleeve 5 is fixedly connected with an outer screen deviation-adjusting sleeve 4 and the outer wall of the right side of the die head precursor 6, the upper surface of the die head precursor 6 is provided with an outer screen rubber inlet 3, the outer screen rubber inlet 3 is jointed with an outer screen connecting ball elbow 1, the outer wall of the bottom of the die head precursor 6 is fixedly connected with an outer screen flow-dividing body 7, the inner side wall of the outer screen flow-dividing body 7 is jointed with a die sleeve 2, the inner side wall of the inner screen flow-dividing body 13 is jointed with a wire guide 14, the outer surface of the wire guide 14 is jointed with a wire guide sleeve 15, the outer surface of the die sleeve 2 is detachably connected with the outer, an inner screen glue inlet 28 arranged at the rear part of an inner screen sleeve 12 enables inner screen glue to pass through a glue channel on an inner screen shunt body 13, an inner screen glue cavity is defined by the inner screen sleeve 12, the inner screen shunt body 13, an inner screen ball head 18, an inner screen core ball sleeve 19, a core seat sleeve 21 and an inner screen core 22, and an insulation glue inlet 26 arranged at the rear part of a machine head rear body 11, so that the insulating rubber material can pass through the rubber channel on the insulating shunt body 10, the insulating rubber cavity is surrounded by the head rear body 11, the insulating shunt body 10, the insulating ball cap 8, the insulating ball head 9, the common die sleeve 5, the die core seat sleeve 21 and the insulating die core 23, the outer screen rubber inlet 3 is arranged at the rear part of the head front body 6, so that the outer screen rubber material can pass through a rubber channel on the outer screen shunting body 7, and the outer screen rubber channel is surrounded by the nose precursor 6, the outer screen shunting body 7, the common die sleeve 5, the outer screen deflection adjusting sleeve 4 and the die sleeve 2.

Referring to fig. 1 to 4, the inner shield shunt 13, the insulation shunt 10 and the outer shield shunt 7 are all cone structures, and the cone structures passing through the inner shield shunt 13, the insulation shunt 10 and the outer shield shunt 7 are better than those of the traditional handpiece in disassembly.

Referring to fig. 1 and 2, the inner shield sleeve 12, the rear head body 11, the outer shield flow dividing body 7 and the front head body 6 are provided with heating grooves, and the inner shield sleeve 12, the rear head body 11, the outer shield flow dividing body 7 and the front head body 6 are provided with heating grooves, so that a water or oil heating medium can be used for heating the head, and long-time production can be met.

Referring to fig. 1 and 3, the wire passing pipe 14 and the inner screen mold core 22 are detachably connected through the locking nut 17, the wire passing pipe 14 and the inner screen mold core 22 can be integrally taken down by unscrewing the locking nut 17, and the insulating mold core 23 is ejected out.

Referring to fig. 1 and 4, four inner screen eccentric adjusting screws 29 are uniformly distributed on the outer side wall of the inner screen sleeve 12, the inner screen ball head 18 and the inner screen mold core ball sleeve 19 are both positioned by spherical surfaces, four insulating eccentric adjusting screws 27 are uniformly distributed on the outer side wall of the insulating shunt body 10, the four inner screen eccentric adjusting screws 29 are uniformly distributed on the inner screen sleeve 12 through the circumference, and the inner screen ball head 18 and the inner screen mold core ball sleeve 19 are both positioned by spherical surfaces, so that the circumferential extrusion thickness can be adjusted at any time during the inner screen extrusion production, the four insulating eccentric adjusting screws 29 are uniformly distributed on the circumference on the flange press sleeve at the rear end of the insulating shunt body 10, the circumferential extrusion thickness can be adjusted at any time during the insulation extrusion production, and the four eccentric adjusting screws at the front end of the head precursor 6 can be adjusted at any time during the outer screen extrusion production.

The embodiment of the utility model provides an improved three-layer co-extrusion machine head, during the use, at first through inner screen reposition of redundant personnel 13, insulating reposition of redundant personnel 10 and outer screen reposition of redundant personnel 7 cone structure better dismantlement than traditional aircraft nose, because it is sealed to be the conical surface, more suitable for the production and use, stand wear and tear, it is glue-tight, it is convenient to dismantle, save artifical, next through inner screen sleeve pipe 12, aircraft nose afterbody 11, outer screen reposition of redundant personnel 7 and aircraft nose forebody 6 all set up the heating slot, make can adopt water or oil heating medium to heat the aircraft nose, can satisfy long-time production, later through unscrewing lock nut 17, can realize that spool 14 and inner screen mold core 22 wholly take off, and then ejecting insulating mold core 23, this kind of preceding mode changing form can reduce the retooling time, greatly improve production efficiency, save manufacturing cost, then through having four inner screen misalignment adjusting screw 29 of circumference evenly distributed on inner screen sleeve pipe 12, meanwhile, the inner screen ball head 18 and the inner screen mold core ball sleeve 19 are positioned by spherical surfaces, so that the circumferential extrusion thickness can be adjusted at any time during the extrusion production of the inner screen, four insulation eccentric adjusting screws 29 are uniformly distributed on the circumference of a flange pressing sleeve at the rear end of the insulation shunt body 10, the circumferential extrusion thickness can be adjusted at any time during the extrusion production of insulation, the circumferential extrusion thickness can be adjusted at any time during the extrusion production of the outer screen, the four eccentric adjusting screws at the front end of the head front body 6 can be adjusted at any time, the inner screen, the insulation and the outer screen can be respectively eccentric adjusted, the quality requirements of high-quality electric wires, cables and pipe buses are met, the product quality is greatly improved, finally, the head is in sealing connection with the upper sealer during the production of the electric wires and cables, the ball sleeve flange 24 of the head is connected with the sealing ball sleeve of the upper sealer, the complete sealing and the slight angle adjustment are realized, different common mold sleeves 5 are changed, and the, and then realize the purpose that this aircraft nose crowded package is two-layer or crowded package one deck sizing material, increased the aircraft nose function, can produce more different grade type products, and the aircraft nose outer shield divides fluid 7 to have warm area control simultaneously to indirect control die sleeve 2 temperature can guarantee to crowd the extrusion temperature of package die opening area stable when long-term production, be in the low temperature state, realize that crowded cable and generating line surface of wrapping are bright clean and tidy, improve the product quality, be fit for satisfying long-time production requirement.

The need explain, the utility model relates to a modified three-layer is crowded aircraft nose altogether, including outer screen connection ball elbow 1, die sleeve 2, outer screen advance jiao kou 3, outer screen tuningout cover 4, sharing die sleeve 5, aircraft nose forebody 6, outer screen shunt 7, insulating ball cap 8, insulating bulb 9, insulating shunt 10, aircraft nose afterbody 11, interior screen sleeve pipe 12, interior screen shunt 13, wire tube 14, wire tube sleeve pipe 15, interior screen connection ball elbow 16, lock nut 17, interior screen bulb 18, interior screen die core ball cover 19, top cover nut 20, die core seat cover 21, interior screen die core 22, insulating die core 23, ball cover flange 24, outer screen accent eccentric screw 25, the insulating jiao kou 26 that advances, the insulating accent eccentric screw 27 that adjusts, interior screen jiao kou 28, interior screen accent eccentric screw 29 that adjusts. The components are standard parts in general or known to those skilled in the art, and their structure and principle are known to those skilled in the art through technical manuals or through routine experimentation.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. An improved three-layer co-extrusion machine head comprises an inner screen sleeve (12), and is characterized in that: the inner screen is characterized in that an inner screen glue inlet (28) is formed in the upper surface of the inner screen sleeve (12), the outer wall of the bottom surface of the inner screen glue inlet (28) is fixedly connected with the upper surface of the inner screen shunting body (13) through an inner screen connecting ball elbow (16), the outer wall of the bottom surface of the inner screen sleeve (12) is connected with an inner screen ball head (18), an inner screen mold core ball sleeve (19) is sleeved on the outer surface of the inner screen ball head (18), a mold core seat sleeve (21) is fixedly connected with the outer surface of the inner screen mold core ball sleeve (19), an inner screen mold core (22) is connected with the upper surface of the mold core seat sleeve (21), an insulation shunting body (10) is connected with the upper surface of the inner screen sleeve (12), an insulation ball head (9) is inserted in the middle position of the insulation shunting body (10), an insulation ball cap (8) is sleeved on the outer surface of the insulation ball cap (8), a common mold sleeve (5, the utility model discloses a rubber coating machine, including sharing die sleeve (5), die core back body (11), insulating glue inlet (26) have been seted up to die sleeve (5) right side outer wall can be dismantled and be connected with die core back body (11), die core seat cover (21) left side outer wall has linked up insulating mold core (23), sharing die sleeve (5) left side outer wall outer screen tuningout cover (4) and die head front body (6) right side outer wall fixed connection, the outer screen has been seted up on die head front body (6) upper surface and has been advanced jiao kou (3), just the outer screen advances jiao kou (3) bottom surface outer wall and has linked up outer screen connection ball elbow (1), die head front body (6) bottom surface outer wall fixed connection has outer screen to divide fluid (7), outer screen divides fluid (7) inside wall to have linked up die sleeve (2), inner screen divides fluid (13) to link up and has crossed wire pipe (14), just it has cup jointed wire pipe sleeve (15, the outer surface of the die sleeve (2) is detachably connected with the outer wall of the right side of the ball sleeve flange (24) through a top sleeve nut (20), and the upper surface of the outer screen deviation adjusting sleeve (4) is detachably connected with an outer screen deviation adjusting screw (25).

2. An improved triple layer coextrusion head according to claim 1, wherein: the inner screen shunt body (13), the insulating shunt body (10) and the outer screen shunt body (7) are all cone structures.

3. An improved triple layer coextrusion head according to claim 1, wherein: heating grooves are formed in the inner screen sleeve (12), the machine head rear body (11), the outer screen flow dividing body (7) and the machine head front body (6).

4. An improved triple layer coextrusion head according to claim 1, wherein: the wire passing pipe (14) and the inner screen mold core (22) are detachably connected through a locking nut (17).

5. An improved triple layer coextrusion head according to claim 1, wherein: the outer side wall of the inner screen sleeve (12) is uniformly provided with four inner screen eccentric adjusting screws (29), the inner screen ball head (18) and the inner screen mold core ball sleeve (19) are positioned by spherical surfaces, and the outer side wall of the insulation shunt body (10) is uniformly provided with four insulation eccentric adjusting screws (27).