CN104260309B - A kind of polychrome many marks optical cable process units and manufacture method - Google Patents
A kind of polychrome many marks optical cable process units and manufacture method Download PDFInfo
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- CN104260309B CN104260309B CN201410429070.9A CN201410429070A CN104260309B CN 104260309 B CN104260309 B CN 104260309B CN 201410429070 A CN201410429070 A CN 201410429070A CN 104260309 B CN104260309 B CN 104260309B
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- Prior art keywords
- extrusion molding
- molding die
- die holder
- cap
- colour code
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/29—Feeding the extrusion material to the extruder in liquid form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/17—Articles comprising two or more components, e.g. co-extruded layers the components having different colours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2011/00—Optical elements, e.g. lenses, prisms
- B29L2011/0075—Light guides, optical cables
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
A kind of polychrome many marks optical cable process units and manufacture method, relate to colour code optical cable production technical field, and it includes extrusion molding die cap, extrusion molding die sleeve, extrusion molding die holder and least one set injection channel；Extrusion molding die cap is inserted in extrusion molding die sleeve, and extrusion molding die sleeve is inserted in extrusion molding die holder；Extrusion molding die cap is cylinder, is provided with the discharging chamber of hollow inside extrusion molding die cap, and extrusion molding die cap front end face is provided with runner exit and the discharge opening connected with discharging chamber, and is interconnected between runner exit and discharge opening；Extrusion molding die sleeve is hollow cylinder, and extrusion molding die sleeve front end face stretches out formation circular table；Extrusion molding die holder is hollow cylinder, and the lateral wall of extrusion molding die holder end is provided with cannelure, and extrusion molding die holder is connected with the outer extruder head that protects of peripheral hardware by cannelure by gland.The present invention can strictly control colour code thickness, it is possible to produces polychrome many marks optical cable miscellaneous by regulation injection channel, it is possible to strict control colour code size, colour code position.
Description
Technical field
The present invention relates to colour code optical cable production technical field, be specifically a kind of polychrome many marks light
Cable process units and manufacture method.
Background technology
The regularity of optical cable colour code and oversheath optical cable is used and lay have important
Impact.Colour code quantity, color, the limitation of size, for optical cable overall appearance and the process of use
The differentiation of middle optical cable also results in certain impact.
But, owing to conventional colour code optical cable production technology is to open runner on die sleeve, colour code material
With protective cover material contact point in extrusion head.Owing to the extrusion molding amount in head is relatively big, in order to ensure
The extrusion capacity of colour code width colour code material is the biggest.So causing the enlarged in thickness of colour code, outside causing
Protective material and color changing material contractility are inconsistent, cause colour code protruding and depression to fiber cable laying and
Use brings inconvenience, has influence on the evenness of wall thickness of cable outer sheath, for optical cable simultaneously
Tensile property, the impact of lateral pressure resistant damaging property of performance.
Summary of the invention
For defect present in prior art, it is an object of the invention to provide a kind of polychrome many
Mark optical cable process units and manufacture method, the present invention can strictly control colour code thickness, it is possible to logical
Overregulate injection channel and produce polychrome many marks optical cable miscellaneous, it is possible to strictly control colour code
Size, colour code position.
For reaching object above, the present invention adopts the technical scheme that: a kind of polychrome many marks optical cable
Process units, including extrusion molding die cap, extrusion molding die sleeve, extrusion molding die holder and least one set injection channel；
Described extrusion molding die cap is inserted in extrusion molding die sleeve, and extrusion molding die sleeve is inserted in extrusion molding die holder；Described
Extrusion molding die cap is cylinder, is provided with the discharging chamber of hollow, extrusion molding die cap front end inside extrusion molding die cap
Face is provided with runner exit and the discharge opening connected with discharging chamber, and runner exit and discharge opening it
Between be interconnected；Described extrusion molding die sleeve is hollow cylinder, and extrusion molding die sleeve front end face is to extension
Stretch formation circular table；Described extrusion molding die holder is hollow cylinder, the outside of extrusion molding die holder end
Wall is provided with cannelure, and extrusion molding die holder and the outer of peripheral hardware are protected extrusion molding by gland by described cannelure
Machine head connects；Each group of injection channel all includes a die holder through extrusion molding die holder sidewall
Injecting hole, die sleeve injecting hole through extrusion molding die sleeve sidewall, one through extrusion molding mould
The die cap runner of lid sidewall, the feed end of die cap runner connects with die sleeve injecting hole, discharge end with
Runner exit connects；Described die holder injecting hole is connected by the colour code extruder head of screw thread with peripheral hardware
Connect.
On the basis of technique scheme, on the lateral wall of described extrusion molding die cap front end vertically
It is provided with die cap cotter way；The lateral wall of described extrusion molding die sleeve front end is provided with die sleeve alignment pin, inner side
Wall is provided with the die cap alignment pin matched with die cap cotter way；Described extrusion molding die holder front end face interior
The die holder cotter way matched with die sleeve alignment pin it is provided with vertically on sidewall.
On the basis of technique scheme, the circular table of described extrusion molding die sleeve is uniformly distributed
There is multiple locking hole；Multiple and locking it is evenly distributed with on the annulus of described extrusion molding die holder front end face
The screw hole matched in hole.
On the basis of technique scheme, described extrusion molding die cap lateral wall is cone structure, and
Narrow portion is near the front end of extrusion molding die cap, and the medial wall of described extrusion molding die sleeve is provided with described
The friction tight locating surface of cone structure.
On the basis of technique scheme, described circular table is uniformly provided with at least 2 tops
Silk silk hole.
On the basis of technique scheme, described injection channel is provided with 3 groups.
On the basis of technique scheme, described locking hole and screw hole are respectively equipped with 6.
The present invention also provides for a kind of polychrome many marks fiber optic cable manufacture method based on said apparatus, including
Following steps: step S1. is by extrusion molding die cap, extrusion molding die sleeve, extrusion molding die holder plug-in mounting successively admittedly
Fixed, utilize screw locking hole and screw hole to be locked and connect；The ring of step S2. extrusion molding die holder
Extrusion molding die holder and peripheral hardware outer is protected extruder head by gland and fixes and be connected by shape groove；Extrusion molding mould
The die holder injecting hole of seat is connected by screw thread is fixing with the colour code extruder head of peripheral hardware；Step
S3. opening colour code extruding machine in production process, colour code material passes sequentially through mould by colour code extruding machine
Seat injecting hole, die sleeve injecting hole, die cap runner, final squeezing is attached to surface of outer sheath formation colour code.
On the basis of technique scheme, in step S3, by regulation colour code extruding machine
Extrusion molding amount adjusts colour code width.
The beneficial effects of the present invention is:
1, the die cap runner of the colour code in the present invention is positioned on extrusion molding die cap, due to colour code material and
Protective cover material contact point at the discharge opening of extrusion molding die cap, now oversheath basic forming, sheath
Extrusion molding amount is few, and colour code material only need to enclose one layer at surface of outer sheath, therefore, it is possible to strictly
Control colour code thickness.
2, depending in the present invention, the quantity of injection channel can be according to optical cable colour code bar number, therefore
Polychrome many marks optical cable miscellaneous can be produced by regulation injection channel.
3, in the present invention, the width of colour code can control by controlling runner exit, therefore can
Enough strict control colour code size, colour code position.
Accompanying drawing explanation
Fig. 1 is the structural representation of polychrome many marks optical cable process units in the embodiment of the present invention；
Fig. 2 is the structural representation of extrusion molding die cap in the embodiment of the present invention；
Fig. 3 is the structural representation of extrusion molding die sleeve in the embodiment of the present invention；
Fig. 4 is the structural representation of extrusion molding die holder in the embodiment of the present invention.
Reference:
1 extrusion molding die cap；11 runner exits；12 discharge openings；13 die cap cotter ways；14
Cone structure；16 die cap runners；
2 extrusion molding die sleeves；21 locking holes；22 die sleeve alignment pins；23 die cap alignment pins；
24 locating surfaces；25 jackscrew silk holes；26 die sleeve injecting holes；
3 extrusion molding die holders；31 screw holes；32 die holder cotter ways；33 cannelures；36—
Die holder injecting hole.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in further detail.
Shown in Figure 1, a kind of polychrome many marks optical cable process units, including extrusion molding die cap 1,
Extrusion molding die sleeve 2, extrusion molding die holder 3 and least one set injection channel, it is preferred that described injection is led to
Road is set to 3 groups；Described extrusion molding die cap 1 is inserted in extrusion molding die sleeve 2, extrusion molding die sleeve 2 plug-in mounting
In extrusion molding die holder 3.
Shown in Figure 2, described extrusion molding die cap 1 is cylinder, and extrusion molding die cap 1 is internal to be provided with
The discharging chamber of hollow, extrusion molding die cap 1 front end face is provided with runner exit 11 and connects with discharging chamber
Logical discharge opening 12, and be interconnected between runner exit 11 and discharge opening 12, general feelings
The width of condition lower flow channel outlet 11 is advisable more than optical cable colour code width requirement 0.3mm, outlet thickness
Degree 2mm is advisable.The position of runner exit 11 overlaps with optical cable position on colour code；Discharging
Depending on hole 12 is according to optical cable actual outside diameter.Set vertically on the lateral wall of extrusion molding die cap 1 front end
There is die cap cotter way 13；Described extrusion molding die cap 1 lateral wall is cone structure 14, and narrow portion
Near the front end of extrusion molding die cap 1, the medial wall of described extrusion molding die sleeve 2 is provided with and the described conical surface
The friction tight locating surface of structure 14 24.Cone structure 14 plays support and inhibition, energy
Enough ensure that extrusion molding die cap 1 is not subjected to displacement when by extrusion molding pressure.
It is shown in Figure 3, before described extrusion molding die sleeve 2 is hollow cylinder, and extrusion molding die sleeve 2
End face stretches out formation circular table, and circular table is evenly distributed with 6 locking holes 21；
The lateral wall of extrusion molding die sleeve 2 front end is provided with die sleeve alignment pin 22, and medial wall is provided with and mould
The die cap alignment pin 23 that cancelling groove 13 matches, plays location extrusion molding die sleeve 2 and extrusion molding die cap
The effect of 1；At least 2 jackscrew silk holes 25 it are uniformly provided with, when extrusion molding mould on described circular table
When set 2 needs depart from extrusion molding die holder 1, can be by jackscrew silk hole 25, by suitable spiral shell
Extrusion molding die sleeve 2 is ejected extrusion molding die holder 3 after being screwed into jackscrew silk hole 25 by silk.
It is shown in Figure 4, before described extrusion molding die holder 3 is hollow cylinder, and extrusion molding die holder 3
6 screw holes 31 matched with locking hole 21, extrusion molding it is evenly distributed with on the annulus of end face
It is provided with, on the medial wall of die holder 3 front end face, the die holder matched with die sleeve alignment pin 22 vertically
Cotter way 32, plays the effect of location extrusion molding die sleeve 2 and extrusion molding die holder 3；Extrusion molding die holder 3 end
The lateral wall of end is provided with cannelure 33, and described cannelure 33 passes through gland by extrusion molding die holder 3
It is connected with the outer extruder head that protects of peripheral hardware；Protect outward extruder head with extrusion molding die holder 3 with feeling at ease
Dress, it is ensured that the uniformity that basic material is clamp-oned.Protect outward the material of extruding machine extrusion by extrusion molding mould
The feed end of seat 1 flows into the feed end of extrusion molding die sleeve 2, and extruded material is again from extrusion molding die sleeve 2
Feed end flows into the feed end of extrusion molding die cap 1, then by the discharge opening 12 of extrusion molding die cap 1
Complete the extrusion of cable geometry.
Each group of injection channel all includes that a die holder through extrusion molding die holder 3 sidewall is molded
36, one, hole through extrusion molding die sleeve 2 sidewall die sleeve injecting hole 26, through squeeze
The die cap runner 16 of mold lid 1 sidewall, the feed end of die cap runner 16 is with die sleeve injecting hole even
Logical 26, discharge end connects with runner exit 11；Described die holder injecting hole 36 by screw thread with
The colour code extruder head of peripheral hardware connects.
Polychrome many marks fiber optic cable manufacture method based on said apparatus, comprises the following steps:
Extrusion molding die cap 1, extrusion molding die sleeve 2, extrusion molding die holder 3 plug-in mounting successively are fixed by step S1.,
Utilize screw that locking hole 21 and screw hole 31 are locked connection, it is ensured that extrusion molding die sleeve 2 and extrusion molding
The concentricity of die holder 1, die holder injecting hole 36 aligns with die sleeve injecting hole 26, die sleeve injecting hole
26 align with die cap runner 16, thus ensure that colour code extruded material clamp-ons extrusion molding die cap 1.
The cannelure 33 of step S2. extrusion molding die holder 3 passes through gland by extrusion molding die holder 3 and peripheral hardware
Outer protect that extruder head is fixing to be connected；The die holder injecting hole 36 of extrusion molding die holder 3 passes through screw thread
Fix with the colour code extruder head of peripheral hardware and be connected.
Opening colour code extruding machine in step S3. production process, colour code material passes through colour code extruding machine
Passing sequentially through die holder injecting hole 36, die sleeve injecting hole 26, die cap runner 16, final squeezing is attached to
Surface of outer sheath forms colour code, and wherein, operator can squeezing by regulation colour code extruding machine
The amount of moulding adjusts colour code width.
The present invention is not limited to above-mentioned embodiment, for those skilled in the art
For, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications,
Within these improvements and modifications are also considered as protection scope of the present invention.This specification is not made in detail
The content described belongs to prior art known to professional and technical personnel in the field.
Claims (4)
1. polychrome many marks optical cable process units, it is characterised in that: include extrusion molding die cap (1), extrusion molding die sleeve (2), extrusion molding die holder (3) and least one set injection channel；Described extrusion molding die cap (1) is inserted in extrusion molding die sleeve (2), and extrusion molding die sleeve (2) is inserted in extrusion molding die holder (3)；
Described extrusion molding die cap (1) is cylinder, the internal discharging chamber being provided with hollow of extrusion molding die cap (1), extrusion molding die cap (1) front end face is provided with runner exit (11) and the discharge opening (12) connected with discharging chamber, and is interconnected between runner exit (11) and discharge opening (12)；The width of runner exit (11) is more than optical cable colour code width 0.3mm, and the thickness of runner exit (11) is 2mm, and the position of runner exit (11) overlaps with optical cable position on colour code；
Described extrusion molding die sleeve (2) is hollow cylinder, and extrusion molding die sleeve (2) front end face stretches out formation circular table；
Described extrusion molding die holder (3) is hollow cylinder, the lateral wall of extrusion molding die holder (3) end is provided with cannelure (33), and extrusion molding die holder (3) is connected with the outer extruder head that protects of peripheral hardware by described cannelure (33) by gland；
Each group of injection channel all includes a die holder injecting hole (36) through extrusion molding die holder (3) sidewall, the die sleeve injecting hole (26) through extrusion molding die sleeve (2) sidewall, the die cap runner (16) through extrusion molding die cap (1) sidewall, the feed end of die cap runner (16) connects with die sleeve injecting hole (26), and discharge end connects with runner exit (11)；Described die holder injecting hole (36) is connected with the colour code extruder head of peripheral hardware by screw thread；
Die cap cotter way (13) it is provided with vertically on the lateral wall of described extrusion molding die cap (1) front end；The lateral wall of described extrusion molding die sleeve (2) front end is provided with die sleeve alignment pin (22), and medial wall is provided with the die cap alignment pin (23) matched with die cap cotter way (13)；It is provided with, on the medial wall of described extrusion molding die holder (3) front end face, the die holder cotter way (32) matched with die sleeve alignment pin (22) vertically；
It is evenly distributed with multiple locking hole (21) on the circular table of described extrusion molding die sleeve (2)；Multiple screw hole (31) matched with locking hole (21) it is evenly distributed with on the annulus of described extrusion molding die holder (3) front end face；At least 2 jackscrew silk holes (25) it are uniformly provided with on described circular table；
Described extrusion molding die cap (1) lateral wall is cone structure (14), and narrow portion is near the front end of extrusion molding die cap (1), the medial wall of described extrusion molding die sleeve (2) is provided with and described cone structure (14) friction tight locating surface (24).
2. polychrome many marks optical cable process units as claimed in claim 1, it is characterised in that: described injection channel is provided with 3 groups.
3. polychrome many marks optical cable process units as claimed in claim 1, it is characterised in that: described locking hole (21) and screw hole (31) are respectively equipped with 6.
4. polychrome many marks fiber optic cable manufacture method based on device described in claim 1, it is characterised in that comprise the following steps:
Extrusion molding die cap (1), extrusion molding die sleeve (2), extrusion molding die holder (3) plug-in mounting successively are fixed by step S1., utilize screw locking hole (21) and screw hole (31) to be locked and connect；
Extrusion molding die holder (3) and peripheral hardware outer is protected extruder head by gland and fixes and be connected by the cannelure (33) of step S2. extrusion molding die holder (3)；The die holder injecting hole (36) of extrusion molding die holder (3) is connected by screw thread is fixing with the colour code extruder head of peripheral hardware；
Step S3. production process is opened colour code extruding machine, colour code material passes sequentially through die holder injecting hole (36), die sleeve injecting hole (26), die cap runner (16) by colour code extruding machine, final squeezing is attached to surface of outer sheath formation colour code, adjusts colour code width by the extrusion molding amount of regulation colour code extruding machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410429070.9A CN104260309B (en) | 2014-08-27 | 2014-08-27 | A kind of polychrome many marks optical cable process units and manufacture method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410429070.9A CN104260309B (en) | 2014-08-27 | 2014-08-27 | A kind of polychrome many marks optical cable process units and manufacture method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104260309A CN104260309A (en) | 2015-01-07 |
| CN104260309B true CN104260309B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410429070.9A Active CN104260309B (en) | 2014-08-27 | 2014-08-27 | A kind of polychrome many marks optical cable process units and manufacture method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5672303A (en) * | 1992-10-17 | 1997-09-30 | Bellaform Extrusionstechnik Gmbh | Process and extruding head for the manufacture and/or coating of extruding profiles |
| CN101546625A (en) * | 2009-05-07 | 2009-09-30 | 无锡江南电缆有限公司 | Recognizable cable, extrusion die and manufacture method thereof |
| CN101635193A (en) * | 2009-05-21 | 2010-01-27 | 沈群华 | Self-supporting wire cable jacket extrusion mold |
| CN101635190A (en) * | 2009-05-21 | 2010-01-27 | 沈群华 | Two-color cable sheath extruded mould with improved structure |
| CN102205616A (en) * | 2011-04-18 | 2011-10-05 | 烽火通信科技股份有限公司 | Optical cable colour bar injection moulding die sleeve |
-
2014
- 2014-08-27 CN CN201410429070.9A patent/CN104260309B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5672303A (en) * | 1992-10-17 | 1997-09-30 | Bellaform Extrusionstechnik Gmbh | Process and extruding head for the manufacture and/or coating of extruding profiles |
| CN101546625A (en) * | 2009-05-07 | 2009-09-30 | 无锡江南电缆有限公司 | Recognizable cable, extrusion die and manufacture method thereof |
| CN101635193A (en) * | 2009-05-21 | 2010-01-27 | 沈群华 | Self-supporting wire cable jacket extrusion mold |
| CN101635190A (en) * | 2009-05-21 | 2010-01-27 | 沈群华 | Two-color cable sheath extruded mould with improved structure |
| CN102205616A (en) * | 2011-04-18 | 2011-10-05 | 烽火通信科技股份有限公司 | Optical cable colour bar injection moulding die sleeve |
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| Publication number | Publication date |
|---|---|
| CN104260309A (en) | 2015-01-07 |
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