CN216658860U - Ratproof silicon core pipe forming die - Google Patents

Ratproof silicon core pipe forming die Download PDF

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Publication number
CN216658860U
CN216658860U CN202123237082.6U CN202123237082U CN216658860U CN 216658860 U CN216658860 U CN 216658860U CN 202123237082 U CN202123237082 U CN 202123237082U CN 216658860 U CN216658860 U CN 216658860U
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Prior art keywords
die
layer
silicon core
wire
core pipe
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CN202123237082.6U
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Chinese (zh)
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雷元德
雷勋耀
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Jingzhou Liang Cheng Sci Tech Co ltd
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Jingzhou Liang Cheng Sci Tech Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00Technologies relating to the processing of minerals
    • Y02P40/50Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57Improving the yield, e-g- reduction of reject rates

Abstract

The utility model relates to a rat-proof silicon core pipe forming die, and belongs to the technical field of silicon core pipe production processes. One end of the outer die body is fixedly provided with a die holder through a locking bolt and a die pressing ring, a die cover is arranged on the die holder through the locking bolt, a through hole is formed in the center positions of the die holder and the die cover, a plurality of wire grooves are uniformly distributed on the inner walls of the through holes of the die holder and the die cover, and wire holes are formed in the outer die body corresponding to the wire grooves; the other end of the outer die body is sleeved with a core die, and one end head of the core die extends into the through hole of the die cover. The die is provided with a plurality of wire grooves and wire holes of an outer die body which are mutually matched through the uniform distribution on the inner walls of the through holes of the die holder and the die cover, so that a plurality of heating wires are laid on the outer circumference of the die body along the axial direction of the silicon core tube and are synchronously produced, the production efficiency is effectively improved, and the problems of uneven bending of routing and easy off-line of the heating wires existing in the existing production technology of the silicon core tube with the heating wires are solved through the arrangement of the guide cushion blocks.

Description

Ratproof silicon core pipe forming die
Technical Field
The utility model relates to a rat-proof silicon core pipe forming die, and belongs to the technical field of silicon core pipe production processes.
Background
The silicon core pipe has the characteristics of good sealing performance and chemical corrosion resistance, is widely applied to an optical cable communication network system, is usually laid in a buried mode during the construction of the silicon core pipe, is easy to be bitten by mice and damaged in the use process, and causes the interruption of cable communication inside the silicon core pipe.
The existing silicon core pipe forming die head cannot meet the production requirement of lining a plurality of heating wires on the outer circumference of the silicon core pipe, so that the existing silicon core pipe forming die head needs to be improved.
Disclosure of Invention
The utility model aims to: the rat-proof silicon core pipe forming die is high in production efficiency and solves the problems that wiring bending is uneven and a heating wire is easy to fall off in the existing production technology of the silicon core pipe with the heating wire.
The technical scheme of the utility model is as follows:
the utility model provides a protection against rodents silicon core pipe forming die, includes die body, mandrel, die holder and die cover, its characterized in that: one end of the outer die body is fixedly provided with a die holder through a locking bolt and a die pressing ring, a die cover is arranged on the die holder through the locking bolt, a through hole is formed in the center positions of the die holder and the die cover, a plurality of wire grooves are uniformly distributed on the inner walls of the through holes of the die holder and the die cover, and wire holes are formed in the outer die body corresponding to the wire grooves; the other end of the outer die body is sleeved with a core die, and one end head of the core die extends into the through hole of the die cover.
The wire grooves are uniformly distributed at 90 degrees, and the cross sections of the wire grooves are in a semi-circular arc shape.
The guide groove of the die holder is fixedly provided with a guide cushion block, the section of the guide cushion block is rectangular, the center of the guide cushion block is provided with a positioning hole, and the positioning hole is aligned with the axis of the guide groove.
The central hole of the outer die body is conical, and an inner material inlet and an outer material inlet are symmetrically arranged on the outer die body.
And heating plates are uniformly distributed on the outer sides of the outer die body, the die holder and the die cover respectively.
The core die comprises a core die seat, a guide die cylinder, an outer-layer shunting body, an inner-layer shunting body and an inner-layer die, wherein the outer-layer shunting body is fixedly arranged on the outer die body through a bolt, and one end of the outer-layer shunting body is in threaded connection with the inner-layer die; the inner layer shunt body is sleeved in the outer layer shunt body through a bolt, and a core die holder is fixedly arranged in the inner layer shunt body through a nut and a backing ring; and one end of the core die holder is provided with a guide die cylinder in a threaded manner, the guide die cylinder extends into the through hole of the die cover, and the guide die cylinder and the die cover are arranged in parallel.
And wire inlet holes are respectively formed in the inner layer shunting body and the outer layer shunting body and correspond to the wire holes.
An outer layer molten material cavity is formed between the right circumferential surface of the outer layer shunting body and the inner layer neck mold as well as the outer mold body and the neck mold seat; the outer-layer melt cavity is communicated with an outer material inlet on the outer die body through an outer material runner, and an inner material flow hole is formed in the outer-layer shunt body; the inner material flow hole is communicated with the inner material inlet.
An inner-layer melt cavity is formed between the tail end of the inner-layer shunt body and the guide die cylinder and the inner-layer mouth die; the inner layer melting material cavity is communicated with the inner material flow hole through an inner material flow channel arranged on the circumferential surface of the inner layer shunting body.
A colored ribbon board is sleeved between the neck mold gland and the neck mold seat; and the color bar plate and the neck mold gland are provided with identification strip runners, and the identification strip runners are communicated with the wire guide grooves.
The utility model has the advantages that:
this protection against rodents silicon core pipe forming die, the wire hole that the equipartition was provided with a plurality of wire channels and external mould body on the through-hole inner wall through die holder and die cover mutually supports, a plurality of heating wire that make lay synchronous production on the outer circumference of body along silicon core pipe axial direction, effectively improve production efficiency height, through setting up the problem that the line of walking that has had among the current area heating wire silicon core pipe production technology is crooked inhomogeneous and the heating wire easily takes off-line has been solved to the direction cushion, the needs of enterprise's plant use have been satisfied.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic sectional view taken along line A-A in FIG. 1;
FIG. 3 is a cross-sectional view along the line B-B in FIG. 1;
FIG. 4 is an enlarged view of the structure at C in FIG. 1;
fig. 5 is a schematic sectional view of the guide pad of the present invention.
In the figure: 1. an outer mold body; 2. a mouth die holder; 3. a die cover; 4. an inner material inlet; 5. an external material inlet; 6. a wire guide groove; 7. guiding cushion blocks; 8. a wire guide hole; 9. heating plates; 10. a core die holder; 11. a flow guide die cylinder; 12. an outer layer of a shunting body; 13. an inner layer shunt; 14. an inner layer mouth mold; 15. a wire inlet hole; 16. an outer layer melt cavity; 17. an inner layer melt cavity; 18. a ribbon board; 19. identifying a strip flow channel; 20. heating the wire; 21. and (7) positioning the holes.
Detailed Description
See FIGS. 1-5 for a schematic representation of the drawings
The rat-proof silicon core pipe forming die comprises an outer die body 1, a core die, a die seat 2 and a die cover 3, wherein a central hole of the outer die body 1 is conical, and an inner material inlet 4 and an outer material inlet 5 are symmetrically arranged on the outer die body 1.
One end of the outer die body 1 is fixedly provided with a die holder 2 through a locking bolt and a die pressing ring, and the die holder 2 is provided with a die cover 3 through the locking bolt.
The central positions of the die holder 2 and the die cover 3 are provided with through holes, four wire grooves 6 are uniformly distributed on the inner walls of the through holes of the die holder 2 and the die cover 3, the wire grooves 6 are uniformly distributed at 90 degrees, the cross sections of the wire grooves 6 are in a semi-arc shape, guide cushion blocks 7 are fixedly mounted on the wire grooves 6 of the die holder 2, the cross sections of the guide cushion blocks 7 are in a rectangular shape, the central positions of the guide cushion blocks 7 are provided with positioning holes 21, and the positioning holes 21 are aligned with the axes of the wire grooves 6.
The outer die body 1 corresponding to the wire groove 6 is provided with a wire hole 8 which plays a role in guiding and limiting the wire.
The outside of outer die body 1, bush seat 2 and bush lid 3 equipartition respectively is provided with hot plate 9, and work makes hot plate 9 can heat this mould, makes this mould during operation keep certain temperature and has avoided the inside plastics melt of this mould to take place the problem of cooling solidification.
The other end of the outer die body 1 is sleeved with a core die, the core die comprises a core die seat 10, a guide die cylinder 11, an outer-layer shunting body 12, an inner-layer shunting body 13 and an inner-layer mouth die 14, the outer-layer shunting body 12 is fixedly arranged on the outer die body 1 through bolts, and one end of the outer-layer shunting body 12 is in threaded connection with the inner-layer mouth die 14; the inner-layer shunt body 13 is sleeved in the outer-layer shunt body 12 through a bolt, and the core die holder 10 is fixedly arranged in the inner-layer shunt body 13 through a nut and a backing ring; a guide die cylinder 11 is installed at one end of the core die holder 10 in a threaded manner, the guide die cylinder 11 of the core die extends into a through hole of the die cover 3, and the guide die cylinder 11 and the die cover 3 are arranged in parallel.
The inner layer splitter 13 is provided with a wire inlet 15 corresponding to the wire guide 8.
An outer layer molten material cavity 16 is formed between the right circumferential surface of the outer layer shunting body 12, the inner layer mouth mold 14, the outer mold body 1 and the mouth mold seat 2; the outer layer melting cavity 16 is communicated with an outer material inlet 5 on the outer die body 1 through an outer material runner, and an inner material flow hole is formed in the outer layer shunting body 12; the inner material flow hole is communicated with the inner material inlet 4.
An inner-layer melt cavity 17 is formed between the tail end of the inner-layer shunt body 13 and the guide die cylinder 11 and the inner-layer mouth die 14; the inner layer melt cavity 17 is communicated with the inner material flow hole through an inner material flow channel arranged on the circumferential surface of the inner layer flow distribution body 13.
A colored ribbon board 18 is sleeved between the neck ring mould gland and the neck ring mould seat 2; the color ribbon board 18 and the die gland are provided with an identification strip flow passage 19, the identification strip flow passage 19 is communicated with the wire guide groove 6, and people can place the identification strip flow passage 19 inside the wire guide groove 6 during working, so that the identification strip can be attached to the surface of the silicon core pipe in the process of forming the silicon core pipe in the wire guide groove 6.
When the die works, the inner layer plastic melt flows into the inner layer melt cavity 17 continuously through the inner material inlet 4, the inner material flow hole and the inner material flow channel; the outer layer plastic melt continuously flows into an outer layer melt cavity 16 through an outer material inlet 5 and an outer material runner; heating wire 20 enters through entrance hole 15 on the inlayer reposition of redundant personnel 13, enters into outer melting material chamber 16 through the wire guide 8 guide effect of die body 1, fixes a position heating wire 20 through direction cushion 7 and makes it be in the central state in wire guide 6, and the inside inlayer plastics of inlayer melting material chamber 17 fuse under the guide of current-limiting disc enters into the inside in outer melting material chamber 16 after entering into the annular space between die cover 3 and the water conservancy diversion die cylinder 11 with the outer plastics melt in outer melting material chamber 16, extrudes by the annular space and forms double-deck silicon core pipe. In the process, the four heating wires 20 synchronously penetrate through the four wire grooves 6 to participate in the molding of the silicon core tube, so that the molding of the silicon core tube with the heating wires 20 can be completed by the mold.
This protection against rodents silicon core pipe forming die, the wire guide 8 that the equipartition was provided with a plurality of wire channels 6 and external mould 1 on the through-hole inner wall through die holder 2 and bush lid 3 mutually supports, a plurality of heating wire 20 that make lay synchronous production on the body outer circumference along silicon core pipe axial direction, effectively improve production efficiency height, through setting up direction cushion 7 solved the crooked inhomogeneous problem of easily taking off the line of the crooked uneven and heating wire 20 of walking of the line that exists among the current 20 silicon core pipe production technology of area heating wire, the needs of enterprise's plant use have been satisfied.

Claims (10)

1. The utility model provides a protection against rodents silicon core pipe forming die, includes die body (1), mandrel, die holder (2) and bush lid (3), its characterized in that: one end of the outer die body (1) is fixedly provided with a die holder (2) through a locking bolt and a die pressing ring, a die cover (3) is arranged on the die holder (2) through the locking bolt, through holes are formed in the center positions of the die holder (2) and the die cover (3), a plurality of wire grooves (6) are uniformly distributed on the inner walls of the through holes of the die holder (2) and the die cover (3), and wire holes (8) are formed in the outer die body (1) corresponding to the wire grooves (6); the other end of the outer die body (1) is sleeved with a core die, and one end of the core die extends into the through hole of the die cover (3).
2. The ratproof silicon core pipe molding die of claim 1, wherein: the wire grooves (6) are uniformly distributed at 90 degrees, and the cross sections of the wire grooves (6) are in a semi-circular arc shape.
3. The ratproof silicon core pipe molding die of claim 1, wherein: a guide cushion block (7) is fixedly arranged on a wire guide groove (6) of the die seat (2), the section of the guide cushion block (7) is rectangular, a positioning hole (21) is formed in the center of the guide cushion block (7), and the positioning hole (21) is aligned with the axis of the wire guide groove (6).
4. The ratproof silicon core pipe molding die of claim 1, wherein: the center hole of the outer die body (1) is conical, and an inner material inlet (4) and an outer material inlet (5) are symmetrically arranged on the outer die body (1).
5. The ratproof silicon core pipe molding die of claim 1, wherein: and heating plates (9) are uniformly distributed on the outer sides of the outer die body (1), the neck die seat (2) and the neck die cover (3) respectively.
6. The ratproof silicon core pipe molding die of claim 1, wherein: the core die comprises a core die seat (10), a guide die cylinder (11), an outer-layer shunt body (12), an inner-layer shunt body (13) and an inner-layer die (14), wherein the outer-layer shunt body (12) is fixedly arranged on the outer die body (1) through a bolt, and one end of the outer-layer shunt body (12) is in threaded connection with the inner-layer die (14); the inner-layer shunt body (13) is sleeved in the outer-layer shunt body (12) through bolts, and the core die holder (10) is fixedly arranged in the inner-layer shunt body (13) through nuts and a backing ring; a guide die cylinder (11) is installed at one end of the core die holder (10) in a threaded mode, the guide die cylinder (11) extends into a through hole of the die cover (3), and the guide die cylinder (11) and the die cover (3) are arranged in parallel.
7. The ratproof silicon core pipe molding die of claim 6, wherein: wire inlet holes (15) are respectively arranged on the inner layer shunt body (13) and the outer layer shunt body (12) corresponding to the wire holes (8).
8. The ratproof silicon core pipe molding die of claim 6, wherein: an outer-layer molten material cavity (16) is formed between the right circumferential surface of the outer-layer shunt body (12) and the inner-layer neck mold (14) as well as the outer mold body (1) and the neck mold seat (2); the outer layer melt cavity (16) is communicated with an outer material inlet (5) on the outer die body (1) through an outer material runner, and an inner material flow hole is formed in the outer layer shunting body (12); the inner material flow hole is communicated with the inner material inlet (4).
9. The ratproof silicon core pipe molding die of claim 6, wherein: an inner-layer melt cavity (17) is formed between the tail end of the inner-layer shunt body (13) and the guide die cylinder (11) and the inner-layer die (14); the inner layer melting material cavity (17) is communicated with the inner material flow hole through an inner material flow channel arranged on the circumferential surface of the inner layer shunting body (13).
10. The ratproof silicon core pipe molding die of claim 1, wherein: a colored ribbon board (18) is sleeved between the die gland and the die holder (2); and identification strip runners (19) are arranged on the color bar plate (18) and the die gland, and the identification strip runners (19) are communicated with the wire guide grooves (6).
CN202123237082.6U 2021-12-22 2021-12-22 Ratproof silicon core pipe forming die Active CN216658860U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123237082.6U CN216658860U (en) 2021-12-22 2021-12-22 Ratproof silicon core pipe forming die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123237082.6U CN216658860U (en) 2021-12-22 2021-12-22 Ratproof silicon core pipe forming die

Publications (1)

Publication Number Publication Date
CN216658860U true CN216658860U (en) 2022-06-03

Family

ID=81797796

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123237082.6U Active CN216658860U (en) 2021-12-22 2021-12-22 Ratproof silicon core pipe forming die

Country Status (1)

Country Link
CN (1) CN216658860U (en)

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