CN112519067A

CN112519067A - Mould of internal coating silicone tube

Info

Publication number: CN112519067A
Application number: CN202011538638.2A
Authority: CN
Inventors: 舒佳鹏
Original assignee: Hubei Benben Technology Co ltd
Current assignee: Hubei Benben Technology Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-03-19

Abstract

The invention discloses a mold of an inner coating silicone tube, which comprises a mold base, an inner core and an outer core, wherein a silica gel inlet is formed in the center of the bottom surface of the mold base, a filter plate is arranged in the silica gel inlet, an inner gluing inlet is formed in the side surface of the mold base, a filter screen is arranged in the inner gluing inlet, an engagement port is formed in the upper surface of the mold base, the inner core is connected with the inner gluing inlet through a connection ring, the outer core is connected with the inner core through a connection block, the mold base is connected with a rubber tube port through a heating ring, a vibration mechanism is arranged on one side of the heating ring, and the mold of the inner coating silicone tube can be conveniently added with an inner coating to glue the silicone tube mold, so that the silicone tube produced by the mold of the inner coating silicone tube has the.

Description

Mould of internal coating silicone tube

Technical Field

The invention relates to the technical field of silicone tube molds, in particular to a mold for a silicone tube with an internal coating.

Background

The silicone tube is a circulating and coating carrier for liquid, gas and other materials, is widely applied to modern industry, national defense industry and daily necessities, and is prepared by adding raw silicone rubber into a double-roller rubber mixing mill or a closed kneading machine, gradually adding white carbon black and other additives, repeatedly and uniformly mixing, and extruding according to the technical standard requirements of industrial products.

At present, a silicone rubber compound is generally directly used, a cross-linking agent, a heat stabilizer or a coloring agent is added before use, the silicone rubber compound is generally added on an open mill, and the silicone rubber compound is preferably subjected to thin-pass by adopting a proper tool so as to promote the matching property and the uniformity between various compounding agents and the silicone rubber, but the produced silicone rubber tube needs to be further coated manually, and the process is troublesome.

Disclosure of Invention

The invention aims to provide a mold for an internal coating silicone tube, which aims to solve the problem that the existing mold for the silicone tube is inconvenient to add an internal coating in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a mould of undercoating silicone tube, includes mould base, interior core and outer core, mould base bottom surface center is provided with the silica gel import, and is provided with the filter in the silica gel import, the mould base side is provided with interior rubber coating import, and is provided with the filter screen in the rubber coating import, mould base upper surface is provided with linking port, interior core is connected with interior rubber coating import through the go-between, outer core is connected with interior core through the connecting block, the mould base is connected with the rubber tube mouth through the heating ring, heating ring one side is provided with vibration mechanism.

Preferably, the silica gel inlet and the mouthpiece form a funnel shape, and the mouthpiece is closed with the hollow interior of the heating ring.

Preferably, the inner core is in an excircle and inner hollow shape, the inner core is fixedly connected with the die base through a connecting ring, the outer diameter of the connecting ring is smaller than the inner diameter of the inner core, and the inner coating inlet penetrates through the inner core and is communicated with the inner hollow of the inner core.

Preferably, the outer core penetrates through the rubber pipe opening to be connected with the inner core, the outer diameter of the lower end of the outer core is smaller than the inner diameter of the inner core, the outer core is fixedly connected with the inner core through a connecting block, and the outer diameter of the connecting block is smaller than the outer diameter of the outer core.

Preferably, the heating ring is funnel-shaped, the middle of the heating ring is hollow, and the diameter of the middle hollow of the heating ring is larger than the outer diameter of the inner movement.

Preferably, the structural shape of the rubber tube opening is T-shaped, the middle of the rubber tube opening is hollow, and the diameter of the middle hollow of the rubber tube opening is larger than the outer diameter of the upper part of the outer core.

Preferably, the vibration mechanism comprises a motor, a cam, a frame body, a suspension rod, a supporting block and a spring, the frame body is fixed on the mold chassis, the motor is arranged on the bottom surface inside the frame body, the cam is fixed at the upper end of a shaft of the motor, the supporting block is fixed at the top layer inside the frame body, the suspension rod is movably connected with the supporting block through the spring, the suspension rod is L-shaped in structure, and the lower end of the suspension rod is movably connected with the cam.

Compared with the prior art, the invention has the beneficial effects that: this mould of undercoating silicone tube can be convenient for add the undercoating rubber coating to the silicone tube mould in to the silicone tube that makes this undercoating silicone tube's mould production come out has the undercoating:

1. injecting the silica gel smelted in the silica gel extruder into the mold base through the silica gel inlet, so that the silica gel fills the linking port, and under the action of continuously extruding the silica gel by the extruder, the silica gel in the linking port is moved outwards, and under the action of the inner core, a silica gel tube is formed;

2. injecting the inner coating glue in the inner coating glue extruder into the inner core through the inner glue inlet, so that the inner core is filled with the inner coating glue, the inner coating glue in the inner core moves outwards under the action of the inner coating glue continuously extruded by the extruder, and a glue coating pipe is formed under the action of the outer core;

3. the heating ring is used for heating, the rubber coating tube is fused and filled with no bubbles in the silicone tube under the action of the vibration mechanism to form an inner coating silicone tube, and the fused inner coating silicone tube is moved outwards under the action of the continuous extrusion tube and is discharged from a rubber tube opening to be cooled to obtain a finished product.

Drawings

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

FIG. 2 is an enlarged view of point A of FIG. 1 according to the present invention;

FIG. 3 is a schematic front view of the present invention;

FIG. 4 is a schematic top view of the base plate of the present invention;

FIG. 5 is a schematic view of the connection between the inner core and the connection ring according to the present invention

FIG. 6 is a schematic front view of the vibrating mechanism of the present invention;

FIG. 7 is a schematic view of the cam structure of the present invention;

FIG. 8 is a schematic view of the hanger bar and support block connection of the present invention.

In the figure: 1. a mold base; 2. a silica gel inlet; 3. a filter plate; 4. an internal coating inlet; 5. a mouthpiece; 6. a filter screen; 7. a connecting ring; 8. connecting blocks; 9. an inner core; 10. an outer core; 11. a heating ring; 12. a rubber pipe orifice; 13. a vibration mechanism; 1301. a motor; 1302. a cam; 1303. a frame body; 1304. a boom; 1305. a support block; 1306. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a mould of undercoating silicone tube, including mould base 1, interior core 9 and

outer core

10, 1 bottom surface center of mould base is provided with silica gel import 2, and be provided with filter 3 in the

silica gel import

2, 1 side of mould base is provided with interior rubber coating import 4, and be provided with filter screen 6 in the interior rubber coating import 4, 1 upper surface of mould base is provided with linking mouth 5, interior core 9 is connected with interior rubber coating import 4 through go-between 7, outer core 10 is connected with interior core 9 through connecting block 8, mould base 1 is connected with rubber tube mouth 12 through

heating ring

11, 11 one side of heating ring is provided with vibrating mechanism 13.

Silica gel import 2 forms one with holding up interface 5 and leaks hopper-shaped, and holds up interface 5 and heating ring 11 and interior empty linking closure, can be convenient for through silica gel import 2 for the space in the mould base 1 is injected into to silica gel.

The structural shape of interior core 9 is the interior hollow shape of excircle, and interior core 9 passes through go-between 7 and 1 fixed connection of mould base, and the external diameter of go-between 7 is less than the internal diameter of interior core 9, and interior coating import 4 runs through interior hollow switch-on of interior core 9 with interior core 9, can be convenient for when silica gel removes for interior core 9 remains stable, and through interior coating import 4, makes interior coating rubber coating inject into the interior hollow of the interior core 9 of mould.

The outer core 10 penetrates through the rubber pipe opening 12 to be connected with the inner core 9, the outer diameter of the lower end of the outer core 10 is smaller than the inner diameter of the inner core 9, the outer core 10 is fixedly connected with the inner core 9 through the connecting block 8, the outer diameter of the connecting block 8 is smaller than the outer diameter of the outer core 10, and when the inner coating rubber coating can move conveniently, the outer core 10 is kept stable and forms a tubular shape under the action of the outer core 10.

The structural shape of the heating ring 11 is funnel-shaped, the middle of the heating ring 11 is hollow, and the diameter of the middle hollow of the heating ring 11 is larger than the outer diameter of the inner movement 9, so that when the silica gel moves, the silica gel forms a tubular shape under the action of the inner movement 9.

The structural shape of the rubber tube opening 12 is T-shaped, the middle of the rubber tube opening 12 is hollow, the diameter of the hollow middle of the rubber tube opening 12 is larger than the outer diameter of the upper part of the outer core 10, and the formed silicone tube and the formed inner coating rubber coating tube can be conveniently extruded by the outer core 10 and the rubber tube opening 12 to form the inner coating silicone tube.

The vibrating mechanism 13 comprises a motor 1301, a cam 1302, a frame 1303, a suspension rod 1304, a supporting block 1305 and a spring 1306, wherein the frame 1303 is fixed on the mold base 1, the motor 1301 is arranged on the bottom surface inside the frame 1303, the cam 1302 is fixed at the upper end of a shaft of the motor 1301, the supporting block 1305 is fixed on the top layer inside the frame 1303, the suspension rod 1304 is movably connected with the supporting block 1305 through the spring 1306, the suspension rod 1304 is in an L shape, the lower end of the suspension rod 1304 is movably connected with the cam 1302, the motor 1301 can be kept stable during rotation, the cam 1302 fixed at the upper end of the shaft of the motor 1301 rotates, the suspension rod 1304 moves, and the suspension rod 1304 continuously and repeatedly strikes the heating ring 11 under the action of the spring 1306, so that a silicone tube coating tube in the mold base 1 is fused to be filled with.

The working principle is as follows: firstly, the silica gel inlet 2 on the mold base 1 is aligned with the machine head of the silica gel extruder, the mold is installed, and the inner coating glue inlet 4 is aligned with the machine head position of the inner coating glue coating extruder, and the operation can be realized in the following modes:

according to the figures 1 and 2, silica gel refined in a silica gel extruder is injected into a mold base 1 through a silica gel inlet 2, impurities are filtered out by the silica gel through a filter plate 3, so that the silica gel without impurities fills a joint port 5 in the mold base 1, and under the action of continuous extrusion of the silica gel by the extruder, the silica gel in the joint port 5 is moved outwards, and under the action of an inner core 9, a silica gel tube is formed;

injecting the inner coating glue in the inner coating glue extruder into the inner core 9 through the inner glue inlet 4, filtering impurities out of the inner coating glue through the filter screen 6, enabling the inner core 9 to be filled with the impurity-free inner coating glue, enabling the inner coating glue in the inner core 9 to move outwards under the action of the inner coating glue continuously extruded by the extruder, and forming a glue coating pipe under the action of the outer core 10;

the heating ring 11 is heated by connecting the heating ring 11, the motor 1301 of the vibration mechanism 13 is connected, the motor 1301 is operated, the cam 1302 on the shaft of the motor 1301 is further rotated, so that the cam 1302 drives the suspension rod 1304, the suspension rod 1304 continuously and repeatedly knocks the heating ring 11 under the action of the spring 1306, the rubber coating tube is favorably fused and filled with no air bubbles in the silicone tube to form an inner coating silicone tube, and the fused inner coating silicone tube moves outwards under the action of the continuously extruded tube and comes out from the rubber tube port 12, and a finished product is obtained by cooling and cutting off;

when needing to make undercoating silicone tube, only need with the material prepare put into the extruder can, the operation mode is as follows:

according to fig. 1 and 2, the mold is mounted on the head of the extruder and the silicone tube is produced in the above-described manner, so that the silicone tube produced by the mold has the purpose of having an internal coating, which is not described in detail in this specification, and which is known to the person skilled in the art.

It is to be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and do not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the present invention.

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 mould of undercoating silicone tube, includes mould base (1), interior core (9) and outer core (10), its characterized in that: mould base (1) bottom surface center is provided with silica gel import (2), and is provided with filter (3) in silica gel import (2), mould base (1) side is provided with interior rubber coating import (4), and is provided with filter screen (6) in interior rubber coating import (4), mould base (1) upper surface is provided with linking mouth (5), interior core (9) are connected with interior rubber coating import (4) through go-between (7), outer core (10) are connected with interior core (9) through connecting block (8), mould base (1) is connected with rubber tube mouth (12) through heating ring (11), heating ring (11) one side is provided with vibration mechanism (13).

2. The mold for internally coating a silicone tube according to claim 1, wherein: silica gel import (2) and join in marriage mouth (5) and form one and leak hopper-shaped, and join in marriage the interior empty linking closure of mouth (5) and heating ring (11).

3. The mold for internally coating a silicone tube according to claim 1, wherein: the inner core (9) is in an excircle and inner hollow shape, the inner core (9) is fixedly connected with the die base (1) through the connecting ring (7), the outer diameter of the connecting ring (7) is smaller than the inner diameter of the inner core (9), and the inner gluing inlet (4) penetrates through the inner core (9) and is communicated with the inner hollow of the inner core (9).

4. The mold for internally coating a silicone tube according to claim 1, wherein: the outer movement (10) penetrates through the rubber pipe opening (12) to be connected with the inner movement (9), the outer diameter of the lower end of the outer movement (10) is smaller than the inner diameter of the inner movement (9), the outer movement (10) is fixedly connected with the inner movement (9) through the connecting block (8), and the outer diameter of the connecting block (8) is smaller than the outer diameter of the outer movement (10).

5. The mold for internally coating a silicone tube according to claim 1, wherein: the heating ring (11) is funnel-shaped, the middle of the heating ring (11) is hollow, and the diameter of the hollow middle of the heating ring (11) is larger than the outer diameter of the inner movement (9).

6. The mold for internally coating a silicone tube according to claim 1, wherein: the structural shape of the rubber tube opening (12) is T-shaped, the middle of the rubber tube opening (12) is hollow, and the diameter of the hollow middle of the rubber tube opening (12) is larger than the outer diameter of the upper part of the outer machine core (10).

7. The mold for internally coating a silicone tube according to claim 1, wherein: the vibration mechanism (13) comprises a motor (1301), a cam (1302), a frame body (1303), a suspension rod (1304), a supporting block (1305) and a spring (1306), wherein the frame body (1303) is fixed on the mold chassis (1), the motor (1301) is arranged on the bottom surface inside the frame body (1303), the cam (1302) is fixed to the upper end of a shaft of the motor (1301), the supporting block (1305) is fixed to the top layer inside the frame body (1303), the suspension rod (1304) is movably connected with the supporting block (1305) through the spring (1306), the suspension rod (1304) is in an L shape, and the lower end of the suspension rod (1304) is movably connected with the cam (1302).