CN103632775B - A kind of cable sheathing produces with exempting from tune extruded mould - Google Patents
A kind of cable sheathing produces with exempting from tune extruded mould Download PDFInfo
- Publication number
- CN103632775B CN103632775B CN201210302372.0A CN201210302372A CN103632775B CN 103632775 B CN103632775 B CN 103632775B CN 201210302372 A CN201210302372 A CN 201210302372A CN 103632775 B CN103632775 B CN 103632775B
- Authority
- CN
- China
- Prior art keywords
- mold
- internal mold
- external mold
- protective cover
- cover material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of cable jacket and produce with exempting from tune extruded mould, including internal mold and external mold, it is provided with along the described internal mold equally distributed protective cover material opening of circumference between described internal mold and described external mold, described protective cover material opening is provided with threaded annular connecting plate, and described internal mold threadeded by described annular connecting plate with described external mold, the annular chamber for producing cable jacket is formed between described internal mold and described external mold, and the dead in line of the axis of described internal mold and described external mold, it is integrally forming owing to internal mold is threadeded with external mold, and the dead in line of internal mold and external mold, thus just eliminate the internal mold adjustment relative to the degree of eccentricity of external mold before the start of production, this just eliminates substantial amounts of regulating time, saving the link also just eliminating material extrusion trial-production while the internal mold degree of eccentricity regulates, thus it has been greatly reduced the waste to the means of production such as protective cover material and water power, thus effectively reducing production cost.
Description
Technical field
The present invention relates to cable jacket production technical field, particularly relate to a kind of exempting from cable jacket production process and adjust extruded mould.
Background technology
Cable needs the outer surface at heart yearn to wrap one layer of cable jacket in process of production, with the water or corrosive substance preventing the external world, internal heart yearn is caused damage.
The production of cable jacket carries out on cable sheath machine, the head of cable jacket machine is provided with extruded mould, cable heart yearn is with certain speed centre by extruded mould, the surrounding of extruded mould can constantly produce cable jacket and cover the surface of cable core simultaneously, thus completing cable cover(ing) cladding on cable core.
In the process produced, the overall roundness of cable jacket wall is an important quality control index, currently used extruded mould is split type extruded mould, this extruded mould is made up of internal mold and external mold, internal mold and external mold are respectively arranged on the head of described cable jacket machine, and internal mold and external mold itself are non-contacting and form the annular extrusion cavities for cable jacket extrusion between internal mold and external mold, owing to the overall roundness of cable jacket will be had a huge impact by extruded mould internal mold relative to the degree of eccentricity of external mold, the internal mold degree of eccentricity is excessive will cause the uneven of cable jacket entirety, namely some part of the cable jacket produced is blocked up and some part is very thin, this is unallowed, therefore need in process of production to be maintained in certain scope by the degree of eccentricity of internal mold, to ensure the product quality of cable jacket.
Therefore at present before start firstly the need of the internal mold degree of eccentricity relative to external mold adjusting extruded mould so that it is be within the scope of regulation, after adjusting the degree of eccentricity of internal mold, also need the thickness carrying out the sheath that material extrusion checking is produced whether uniform.
But, the adjustment carrying out the degree of eccentricity of the internal mold of extruded mould not only needs veteran workman to be adjusted, and after having regulated, need the material extrusion trial-production carried out repeatedly, can produce after material extrusion trial-production is qualified, this not only needs to waste the substantial amounts of time and carries out the adjustment of the internal mold degree of eccentricity, extends the available machine time, reduces production efficiency, also can waste substantial amounts of protective cover material simultaneously, improve the production cost of enterprise.
Therefore, how can shortening the available machine time, the waste reducing protective cover material is that current those skilled in the art need badly and solve the technical problem that.
Summary of the invention
It is an object of the invention to provide a kind of cable jacket and produce with exempting from tune extruded mould, to shorten the available machine time of cable jacket machine, effectively reduce the waste of protective cover material simultaneously, reduce production cost.
For solving above-mentioned prior art problem, the present invention provides a kind of cable jacket to produce with exempting from tune extruded mould, including internal mold and external mold, described internal mold is provided with for adjusting extruded mould to be installed on the threaded ends on cable jacket machine whole exempting from, it is additionally provided with along the described internal mold equally distributed protective cover material opening of circumference between described internal mold and described external mold, described protective cover material opening is provided with threaded annular connecting plate, and described internal mold threadeded by described annular connecting plate with described external mold, the annular chamber for producing cable jacket is formed between described internal mold and described external mold, and the dead in line of the axis of described internal mold and described external mold.
Preferably, described protective cover material opening is arranged on described internal mold, described annular connecting plate is sheathed on described protective cover material opening and the outer surface of described annular connecting plate is provided with external screw thread, and the inner surface of described external mold is provided with the female thread matched with described external screw thread.
Preferably, described protective cover material opening is arranged on the inner surface of described external mold, described annular connecting plate is embedded in the circular hole that described protective cover material opening is formed, and is provided with female thread on described annular connecting plate, and the outer surface of described internal mold is provided with the external screw thread matched with described female thread.
Preferably, described annular chamber is flowed into, by protective cover material, the frustum annular chamber that end is gradually reduced to protective cover material outflow end.
Preferably, the hardness number of described internal mold and described external mold is 40-45HRC.
Preferably, the surface of described internal mold and described external mold is respectively provided with carburized layer.
As can be seen from the above technical solutions, cable jacket provided by the present invention produces with exempting from tune extruded mould, including internal mold and external mold, internal mold is provided with for adjusting extruded mould to be installed on the threaded mounting end on cable jacket machine whole exempting from, it is additionally provided with the equally distributed protective cover material of circumference along internal mold between internal mold and external mold and passes through hole, protective cover material is provided with threaded annular connecting plate by hole, internal mold is threadeded by annular connecting plate with external mold, and define the annular chamber for producing cable jacket between internal mold and external mold, the axis of internal mold and the dead in line of external mold.
This shows that cable jacket provided by the present invention produces with exempting from tune extruded mould, its internal mold and external mold are threaded connection and are integrally forming, and the dead in line due to internal mold and external mold, thus the internal mold also ensured that and external mold is concentric, compared with extruded mould split type at present, owing to ensure that when mould produces interior external mold is concentric, therefore the internal mold adjustment relative to the degree of eccentricity of external mold is just eliminated before the start of production, as long as the head of the threaded ends of internal mold with cable jacket machine is connected and can produce, this just eliminates substantial amounts of regulating time, and owing to being provided with protective cover material opening at the connecting portion of internal mold and external mold, therefore can ensure that and pass through in the annular chamber that protective cover material is formed between internal mold and external mold and form the sheath being covered on cable heart yearn, saving the link also just eliminating material extrusion trial-production while the internal mold degree of eccentricity regulates, thus it has been greatly reduced the waste to the means of production such as protective cover material and water power, thus effectively reducing production cost.
Accompanying drawing explanation
Fig. 1 produces with the sectional view exempting to adjust the internal mold of extruded mould for the cable jacket that the embodiment of the present invention provides；
Fig. 2 is the right view of Fig. 1；
Fig. 3 produces with the sectional view exempting to adjust the external mold of extruded mould for the cable jacket that the embodiment of the present invention provides；
Fig. 4 is the right view of Fig. 3；
Fig. 5 produces with the overall sectional view exempting to adjust extruded mould for the cable jacket that the embodiment of the present invention provides.
Detailed description of the invention
The core of the present invention is to provide a kind of cable jacket and produces with exempting from tune extruded mould, this cable jacket produces adjusts extruded mould that the internal mold of extruded mould and external mold are threaded connection the extruded mould of the formula of being integrally forming with exempting from, and ensure that when producing internal mold and external mold keep with one heart, thus solve the problem that current cable jacket machine have to regulate the concentricity between the internal mold of extruded mould and external mold before start.
In order to make those skilled in the art be more fully understood that the solution of the present invention, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Please also refer to Fig. 1 to Fig. 5, wherein Fig. 1 produces with the sectional view exempting to adjust the internal mold of extruded mould for the cable jacket that the embodiment of the present invention provides, Fig. 2 is the right view of Fig. 1, Fig. 3 produces with the sectional view exempting to adjust the external mold of extruded mould for the cable jacket that the embodiment of the present invention provides, Fig. 4 is the right view of Fig. 3, and Fig. 5 produces with the overall sectional view exempting to adjust extruded mould for the cable jacket that the embodiment of the present invention provides.
The cable jacket that the embodiment of the present invention provides produces with exempting from tune extruded mould, it is installed on the head position of cable jacket machine, the production of this cable jacket includes internal mold A and external mold B with exempting from tune extruded mould, internal mold A is provided with the threaded mounting end 1 for whole extruded mould is installed on cable jacket machine head, and it is same as the prior art, the heart yearn that the middle part of internal mold A is also equipped with for cable heart yearn passes through passes through hole 3, the accommodation chamber 6 for being inserted in internal mold A it is provided with in the middle part of external mold B, between internal mold A and external mold B, it is additionally provided with the equally distributed protective cover material of circumference along internal mold A passes through hole 2, protective cover material is by hole 2 passing through for cable sheath material, and it is additionally provided with threaded annular connecting plate 4 at protective cover material by hole 2, internal mold A and external mold B is threadeded be integrally forming formula extruded mould by this annular connecting plate 4, the annular chamber 7 for producing cable jacket is formed between internal mold A and external mold B, and the dead in line of the axis of internal mold A and external mold B, namely internal mold A and external mold B keeps concentric.
The using method that cable jacket provided by the present invention produces with exempting to adjust extruded mould is as follows:
Directly the threaded mounting end 1 of internal mold A is arranged on the head of cable jacket machine, production of starting shooting after preheating about 5 minutes, installation process adopts the mode that heat is installed, for ensureing convenient disassembly, after internal mold A tightens on head, unscrews 15 °-30 ° further back.Owing to ensure that the concentricity between internal mold A and external mold B when mould produces, thus the annular chamber 7 between internal mold A and external mold B is annular chamber in uniform thickness, its cable jacket produced does not have the phenomenon that the thick another part of a part is thin, compared with extruded mould split type at present, cable jacket provided by the present invention produces adjusts extruded mould to eliminate the adjustment relative to the external mold degree of eccentricity of the internal mold before start with exempting from, this just saves the substantial amounts of time for start, it is effectively increased production efficiency, and improves the quality of product；Simultaneously as do not carry out the adjustment of the internal mold degree of eccentricity, thus also just eliminate material extrusion and manufacture experimently the link of cable jacket, which saves substantial amounts of protective cover material, effectively reduce the production cost of enterprise；Additionally, this cable jacket produces the operation easier that can also effectively reduce cable jacket machine with the use exempting from tune extruded mould, owing to the adjustment of the degree of eccentricity of split type extruded mould internal mold needs veteran old employee to be adjusted, to accelerate the waste of starting up speed reduction protective cover material, and cable jacket in the present invention produces with exempting from the adjustment of adjusting extruded mould to be made without the internal mold degree of eccentricity, can also quickly operate by left-hand seat thus for enterprise new employee, thus enterprise's training time for employee can also be reduced, reduce the input of training cost.
The setting of protective cover material opening 2, not only ensure that protective cover material circulation in internal mold A and the external mold B annular chamber 7 formed, also act the effect strengthening cable jacket fineness simultaneously, due at protective cover material opening 2 place, fluid protective cover material is subject to certain extruding at protective cover material opening 2 place, so that protective cover material uniform and smooth more, it is coated at protective cover material and is also obviously improved by its fineness rear on the cable heart yearn derived in the middle part of internal mold A.
Protective cover material opening 2 in above-described embodiment can be arranged on internal mold A, now protective cover material opening 2 is axially uniformly distributed one week along internal mold A, then annular connecting plate 4 is sleeved on the periphery of protective cover material opening 2, and fix with protective cover material opening 2 and be connected, the outer surface of annular connecting plate 4 is provided with external screw thread, the inner surface of external mold B is provided with the female thread 5 adaptive with this external screw thread, and internal mold A and external mold B is threadeded by annular connecting plate 4.
Certainly, can also protective cover material opening 2 be arranged on external mold B, namely circumferentially it is uniformly arranged one at the inner surface of external mold B to encircle for protection jacking opening 2, now annular connecting plate 4 is embedded in the circular hole that protective cover material opening 2 is formed, and this annular connecting plate 4 is provided with female thread, the outer surface of internal mold A is provided with the external screw thread adaptive with this female thread, and internal mold A and external mold B is threadeded by annular connecting plate 4.
Internal mold A and external mold B adopts to threaded and can realize dismounting easily between interior external mold, and it is threaded in the concentricity without influence on internal mold A and external mold B in the middle of the process of dismounting, thus after production every time is complete, internal mold A and external mold B can be taken apart and carry out cleaning work, tightened after cleaning out.
In order to optimize technique scheme further, annular chamber 7 in the present embodiment is preferably designed as and is flowed into, by protective cover material, the frustum annular chamber that end is gradually reduced to protective cover material outflow end, such protective cover material is gradually increased from flowing into annular chamber 7 to its pressure the process flow out annular chamber 7, so can make protective cover material uniform and smooth more, thus improving the quality of cable jacket further.
In the present embodiment, the Rockwell hardness of internal mold A and external mold B is preferably between 40-45, the mode that can adopt quenching makes the case hardness of internal mold A and external mold B reach this scope, for further optimisation technique scheme, internal mold A and external mold B can also be carried out Carburization Treatment, its surface is made to be respectively provided with one layer of carburized layer, so it is possible not only to make the case hardness of internal mold A and external mold B reach ideal range, can also make to have inside it toughness simultaneously, thus improving this service life exempting to adjust extruded mould.
Principles of the invention and embodiment are set forth by specific case used herein, and the explanation of above example is only intended to help to understand method and the core concept thereof of the present invention.It should be pointed out that, for those skilled in the art, under the premise without departing from the principles of the invention, it is also possible to the present invention carries out some improvement and modification, these improve and modify in the protection domain also falling into the claims in the present invention.
Claims (4)
1. a cable jacket produces with exempting from tune extruded mould, including internal mold (A) and external mold (B), described internal mold is provided with threaded mounting end (1), it is characterized in that, it is provided with along the circumferential equally distributed protective cover material opening (2) of described internal mold (A) between described internal mold (A) and described external mold (B), described protective cover material opening (2) is provided with threaded annular connecting plate (4), and described internal mold (A) is threadeded by described annular connecting plate (4) with described external mold (B), the annular chamber (7) for producing cable jacket is formed between described internal mold (A) and described external mold (B), and the dead in line of the axis of described internal mold (A) and described external mold (B);
Described protective cover material opening (2) is arranged on the inner surface of described external mold (B), described annular connecting plate (4) is embedded in the circular hole that described protective cover material opening (2) is formed, and described annular connecting plate (4) is provided with female thread, the outer surface of described internal mold (A) is provided with the external screw thread matched with described female thread.
2. cable jacket according to claim 1 produces with exempting from tune extruded mould, it is characterised in that described annular chamber (7) is flowed into, by protective cover material, the frustum annular chamber that end is gradually reduced to protective cover material outflow end.
3. cable jacket according to claim 1 produces with exempting from tune extruded mould, it is characterised in that the hardness number of described internal mold (A) and described external mold (B) is 40-45HRC.
4. the cable jacket according to claim 1-3 any one produces with exempting from tune extruded mould, it is characterised in that the surface of described internal mold (A) and described external mold (B) is respectively provided with carburized layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210302372.0A CN103632775B (en) | 2012-08-23 | 2012-08-23 | A kind of cable sheathing produces with exempting from tune extruded mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210302372.0A CN103632775B (en) | 2012-08-23 | 2012-08-23 | A kind of cable sheathing produces with exempting from tune extruded mould |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103632775A CN103632775A (en) | 2014-03-12 |
| CN103632775B true CN103632775B (en) | 2016-06-29 |
Family
ID=50213717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210302372.0A Active CN103632775B (en) | 2012-08-23 | 2012-08-23 | A kind of cable sheathing produces with exempting from tune extruded mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103632775B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106915054A (en) * | 2017-04-25 | 2017-07-04 | 江苏亨通电子线缆科技有限公司 | A kind of New type detachable ultra-thin-wall extruded mould |
| CN108527810B (en) * | 2018-03-30 | 2020-10-27 | 烽火通信科技股份有限公司 | Butterfly-shaped optical cable production mold and production line thereof |
| CN110576580B (en) * | 2019-09-04 | 2024-04-16 | 深圳市特发信息光网科技股份有限公司 | Cable mould |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2198654Y (en) * | 1994-05-31 | 1995-05-24 | 高福文 | Cable coating machine head without regulating mould |
| CN2846100Y (en) * | 2005-12-23 | 2006-12-13 | 鲁能泰山曲阜电缆有限公司 | Cable sheath extruding self setting core mouth mold |
| CN201215746Y (en) * | 2008-06-27 | 2009-04-01 | 远东电缆有限公司 | Pressing type mold for electric cable protection sleeve |
| CN201489918U (en) * | 2009-08-10 | 2010-05-26 | 广东吉青电缆实业有限公司 | Core-adjusting-free wire and cable extruding machine head die |
| CN202093895U (en) * | 2011-06-17 | 2011-12-28 | 九星控股集团有限公司 | Fast die-changing die for sheath extruding machine |
| CN202749160U (en) * | 2012-08-23 | 2013-02-20 | 杭州圆通线缆科技有限公司 | Adjusting-free plastic extruding die for cable sheath production |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102033277A (en) * | 2010-07-07 | 2011-04-27 | 中纤伟业科技发展（北京）有限公司 | Eccentricity-adjustment-free optical cable manufacturing die |
| CN202067004U (en) * | 2011-05-11 | 2011-12-07 | 江苏南方通信科技有限公司 | Self-centering mold of optical cable sheath plastic extruding machine |
-
2012
- 2012-08-23 CN CN201210302372.0A patent/CN103632775B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2198654Y (en) * | 1994-05-31 | 1995-05-24 | 高福文 | Cable coating machine head without regulating mould |
| CN2846100Y (en) * | 2005-12-23 | 2006-12-13 | 鲁能泰山曲阜电缆有限公司 | Cable sheath extruding self setting core mouth mold |
| CN201215746Y (en) * | 2008-06-27 | 2009-04-01 | 远东电缆有限公司 | Pressing type mold for electric cable protection sleeve |
| CN201489918U (en) * | 2009-08-10 | 2010-05-26 | 广东吉青电缆实业有限公司 | Core-adjusting-free wire and cable extruding machine head die |
| CN202093895U (en) * | 2011-06-17 | 2011-12-28 | 九星控股集团有限公司 | Fast die-changing die for sheath extruding machine |
| CN202749160U (en) * | 2012-08-23 | 2013-02-20 | 杭州圆通线缆科技有限公司 | Adjusting-free plastic extruding die for cable sheath production |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103632775A (en) | 2014-03-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103632775B (en) | A kind of cable sheathing produces with exempting from tune extruded mould | |
| CN105107915B (en) | Technological method for precise spinning forming of large magnesium alloy thin-walled cylindrical part | |
| CN106180223A (en) | A kind of production method of high intensity Z-shape steel silk | |
| CN103834953B (en) | A kind of carburizing quenching process of inside spline wheel gear | |
| EP2952491B1 (en) | Device for processing optical fibres | |
| RU196865U1 (en) | DORN WITH DUPLEX TOOL | |
| KR20120114546A (en) | Manufacturing method and apparatus for aluminum tube | |
| CN206527484U (en) | A kind of tube group butt welding positioner | |
| CN202749160U (en) | Adjusting-free plastic extruding die for cable sheath production | |
| CN205326231U (en) | Concentricity exempts from to transfer trombone slide formula mould | |
| CN105734400B (en) | A kind of ultralow graphite hole quantity gray cast iron quenching cylinder jacket and its production method | |
| CN102368413A (en) | Automatic core fixing and extruding die for photoelectric cable sheath coating | |
| CN102233361B (en) | Wire-outlet die holder of wire drawing machine | |
| CN202067004U (en) | Self-centering mold of optical cable sheath plastic extruding machine | |
| CN105346049A (en) | Concentricity adjustment free pull tube type mold | |
| RU197768U1 (en) | DORN WITH DUPLEX TOOL | |
| KR102252927B1 (en) | Rubber-coating device for steel wire | |
| CN201655429U (en) | Extrusion molding mold used for self-supporting optical cable protective sleeve production | |
| CN202878647U (en) | Head of debugging-free rubber-thread extruder for rubber sleeves | |
| CN202189624U (en) | Optical cable sheath covering automatic core fixing extrusion die | |
| CN215040149U (en) | Rotary adjustable sizing sleeve for plastic pipe die | |
| CN210851255U (en) | Plastic-coated machine head for steel wire rope | |
| CN102285085B (en) | Rubber tube extruder head of rubber and plastic extruder without need of eccentric adjustment | |
| CN104227354B (en) | The manufacturing process of " the black set of chuck axis " in a kind of high speed winding head | |
| CN204381426U (en) | High-speed air floatation electro spindle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170418 Address after: Hangzhou City, Zhejiang province 310018 economic and Technological Development Zone No. 12 Street No. 9 Patentee after: Hangzhou Huaxin Electric Power Cable Co., Ltd. Address before: 310018 Xiasha economic and Technological Development Zone, Zhejiang, Hangzhou M16-3-5 Patentee before: HANGZHOU YUANTONG CABLE TECHNOLOGY CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191224 Address after: Hangzhou City, Zhejiang province 310018 economic and Technological Development Zone No. 12 Street No. 9 Co-patentee after: HANGZHOU FUTONG ELECTRIC WIRE & CABLE CO., LTD. Patentee after: Hangzhou Huaxin Electric Power Cable Co., Ltd. Address before: Hangzhou City, Zhejiang province 310018 economic and Technological Development Zone No. 12 Street No. 9 Patentee before: Hangzhou Huaxin Electric Power Cable Co., Ltd. |
|
| TR01 | Transfer of patent right |