CN105172098B - Mold assembly for manufacturing gas blowing pipeline for cables - Google Patents
Mold assembly for manufacturing gas blowing pipeline for cables Download PDFInfo
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- CN105172098B CN105172098B CN201510621915.9A CN201510621915A CN105172098B CN 105172098 B CN105172098 B CN 105172098B CN 201510621915 A CN201510621915 A CN 201510621915A CN 105172098 B CN105172098 B CN 105172098B
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- Prior art keywords
- core rod
- die cap
- plunger
- core
- mold
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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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/10—Moulds or cores; Details thereof or accessories therefor with incorporated venting means
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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
- B29C48/30—Extrusion nozzles or dies
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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
- B29C48/30—Extrusion nozzles or dies
- B29C48/3001—Extrusion nozzles or dies characterised by the material or their manufacturing process
- B29C48/3003—Materials, coating or lining therefor
-
- 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
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
-
- 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
- B29L2023/00—Tubular articles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to a mold assembly for manufacturing a gas blowing pipeline for cables. The mold assembly is characterized in that the mold assembly comprises a mold core, a mold cover and a plunger body; the mold core comprises a mold core convex body and a mold core groove; the mold core convex body and the mold core groove are arranged in a spaced manner to form a cylindrical body with a more core cavity; one end of the cylindrical body is closed; a mold core connector is arranged on the outer side of the closed end; a mold core connecting hole is formed in the mold core connector; the mold cover is provided with a mold cover body; a mold cover cavity is formed in the mold cover body; a mold injection hole is formed in the mold cover body; and the plunger body comprises a plunger and a plunger connector. When the gas blowing pipeline for cables is manufactured, the mold cover is located outside the mold core, the mold core is located in the mold cover cavity, one part of the plunger body is located in the mold core cavity, the other part of the plunger body stretches out of the mold core cavity, the mold core convex body does not make contact with the inner wall of the mold cover cavity, and the mold core cavity does not go beyond the end face of the mold cover. The mold assembly has the main beneficial effects that a mold is simple in structure, easy to manufacture, resistant to abrasion and easy to use; and the manufactured gas blowing pipeline is stable and reliable in quality and resistant to twisting.
Description
The application be the applying date on 05 26th, 2014, it is entitled：A kind of mould for manufacturing cable air-blowing pipeline
Tool component, Application No.：201410224423.1 patent of invention divisional application.
Technical field
The invention belongs to mould and pipe technology field, more particularly, to a kind of set of molds for manufacturing cable air-blowing pipeline
Part.
Background technology
With developing rapidly for the industries such as electric power, communication, the amount of laying of cable is more and more, on the one hand, due to big in the past
The cable of amount is laid using built on stilts, therefore, aerial cable is very in disorder, have impact on city look and feel, meanwhile, bring greatly
Potential safety hazard；For this purpose, country has promulgated corresponding law, regulation and instruction, need cable is carried out by the way of ground is entered
Lay.Cable mainly has poling and direct-buried mode in underground laying, and direct-buried mode needs to dig ground, and needs multiple tracks to examine
Formality, therefore, it is cumbersome；For this purpose, pipeline laying mode would is that after underground laying principal mode.
In the larger caliber pipeline laid by underground, the cable of and smooth in appearance less for diameter, in pipeline
In can directly carry out drawing when having sufficient space and lay, but, pull cable laying operation progress relatively slow and easily affect cable
Quality, especially optical cable, once the quality of cable is damaged in construction, cable is taken out or the cost of restorability are just very huge
Greatly.
For larger city, existing cable pipeline resource pretty nervous generally rent 1KM about 18mm diameters
Pipeline, annual price at 200,000 yuan or so, therefore, it is fairly expensive；Nonetheless, the operator in also many areas and non-fortune
Battalion business affects the progress of engineering because renting less than conduit resource, in addition have can only abandon original engineering.
For this purpose, expecting in industry with preferable solution, there can be the pipeline of excess room in underground；And production gas
The active mold in blowpipe road.
The content of the invention
In order to solve the above problems, the purpose of the present invention is to disclose a kind of die assembly of manufacture cable air-blowing pipeline,
It employs the following technical solutions to realize.
Die assembly of a kind of manufacture cable with air-blowing pipeline, it is characterised in that it includes core rod, die cap, plunger body；
Core rod includes core rod convex body 22, the core rod groove 21 between adjacent core rod convex body, core rod convex body and core rod
Groove is spaced to form the column with hollow mold core cavities 23, and one end of the column is to close, and the blind end
Outside have a core rod union joint 25, inside core rod union joint have-core rod connecting hole 24；Die cap has die cap body 31,
Die cap body interior is hollow die cap chamber 4, the injecting hole 32 with insertion to die cap chamber, the inwall of die cap on die cap body
It is cylindrical shape；Plunger body includes plunger 11 and the plunger union joint 12 positioned at plunger at one end；In manufacture cable gas
During blowpipe road, core rod is arranged on the head of extrusion molding machine by core rod union joint, and die cap is fixed by one end of die cap body
On the head of extrusion molding machine, and die cap is located at outside core rod, and core rod is located at die cap intracavity, the plunger union joint of plunger body
It is fixed in the core rod connecting hole of core rod, a part for the plunger of plunger body is located in mold core cavities, the one end of plunger body without plunger
The end face of mold core cavities is stretched out, core rod convex body is discontiguous, the end of the other end of the column of mold core cavities with die cap cavity wall
End face of the face without departing from the other end of die cap.
Die assembly of a kind of manufacture cable with air-blowing pipeline, it is characterised in that it includes core rod, die cap, plunger body；
Core rod includes core rod convex body 22, the core rod groove 21 between adjacent core rod convex body, core rod convex body and core rod
Groove is spaced and lower section is continuous core rod inner wall 26, is the post with hollow mold core cavities 23 in core rod body below wall
Shape body, one end of the column is closing, and the outside of the blind end has a core rod union joint 25, inside core rod union joint
With-core rod connecting hole 24；Die cap has die cap body 31, and die cap body interior is hollow die cap chamber 4, on die cap body
Injecting hole 32 with insertion to die cap chamber；Plunger body includes plunger 11 and the plunger union joint 12 positioned at plunger at one end；
When manufacture cable is with air-blowing pipeline, core rod is arranged on the head of extrusion molding machine by core rod union joint, and die cap passes through die cap sheet
One end of body is fixedly mounted on the head of extrusion molding machine, and die cap is located at outside core rod, and core rod is located at die cap intracavity, plunger body
Plunger union joint be fixed in the core rod connecting hole of core rod, the part of the plunger of plunger body is located in mold core cavities, plunger body
The end face of mold core cavities is stretched out in one end without plunger, and core rod convex body is discontiguous, the column of mold core cavities with die cap cavity wall
The other end end face without departing from the other end of die cap end face.
Die assembly of any one the manufacture cable described above with air-blowing pipeline, it is characterised in that on the inwall of die cap
With at least one die cap groove 33.
Die assembly of any one the manufacture cable described above with air-blowing pipeline, it is characterised in that the core rod groove
It is triangular prism shape or arc column shape or trapezoidal post shapes.
Die assembly of any one the manufacture cable described above with air-blowing pipeline, it is characterised in that the core rod convex
Body is triangular prism shape or other suitable shapes.
Die assembly of any one the manufacture cable described above with air-blowing pipeline, it is characterised in that the core rod groove
It is parallel to each other.
Die assembly of any one the manufacture cable described above with air-blowing pipeline, it is characterised in that the core rod convex
Body is parallel to each other.
Die assembly of any one the manufacture cable described above with air-blowing pipeline, it is characterised in that the core rod, mould
Lid, plunger body are all integral structures.
Die assembly of any one the manufacture cable described above with air-blowing pipeline, it is characterised in that the core rod connection
Hole inwall has female thread；The core rod union joint outer surface has thread.
Die assembly of any one the manufacture cable described above with air-blowing pipeline, it is characterised in that the material of the core rod
Expect for steel or ceramics, the material of die cap is steel or ceramics, and the material of plunger body is steel or ceramics.
The principle of the present invention is such：When cable is manufactured with air-blowing pipeline, core rod is arranged on by core rod union joint
On the head of extrusion molding machine, die cap is fixedly mounted on the head of extrusion molding machine by one end of die cap body, and die cap is located at
Outside core rod, core rod is located at die cap intracavity, and the plunger union joint of plunger body is fixed in the core rod connecting hole of core rod, plunger body
A part for plunger is located in mold core cavities, and the end face of mold core cavities, core rod convex body and die cap are stretched out in the one end of plunger body without plunger
Cavity wall is discontiguous, the end face of the end face of the other end of the column of mold core cavities without departing from the other end of die cap；Extruding machine
Device is outputed, and melts air-blowing pipeline material material, and the material of thawing is continuously injected into injecting hole, and enters into die cap intracavity, and notes
Full die cap chamber, due to injection hole pressure it is larger, therefore, the material of thawing can only be overflowed from die cap chamber, due to the one end in die cap chamber
Be fixed on extrusion molding machine and close envelope, therefore can only overflow in die cap chamber another port, due to another port temperature it is relatively low,
Typically cool down and water cooling through air, crystallized after cooling rapidly, cable air-blowing pipeline, shape are defined by traction so
Into air-blowing pipeline there is air-blowing tube body, there is on air-blowing tube body air-blowing pipe convex body and air-blowing pipe guiding gutter, middle shape
Into there is air-blowing tube passage.
Certainly, when there is die cap groove on the inwall of die cap, there is projecting member, further on the air-blowing pipeline of formation
When forming compound air-blowing pipeline, during extrusion molding, projecting member is embedded in air-blowing pipe outer tube body, so makes the ectonexine of air-blowing pipe
Firmly, integral structure is more likely formed, in this case with reference to more, it is not necessary to which viscous gelatin substance in addition is by air-blowing pipeline and gas
Blowpipe outer tube body is bondd；During without projecting member, structure can be made more stable using bonding mode, in construction, coiling
When two-layer without departing from, construction when will not produce extra air-blowing resistance.
Plunger body is cylindrical shape, and the plunger union joint of plunger body is fixed on the core rod connecting hole of core rod, thereby it is ensured that
The formation of the air-blowing tube passage of air-blowing pipeline；In addition, the end face of mold core cavities is stretched out in the one end of plunger body without plunger, due in system
When making, the head of extrusion molding machine has a segment distance to the spacing of bosh, therefore squeezing for pull-tube type is defined during actual production
Mode processed, namely the overall dimensions of the air-blowing pipeline at bosh are than smaller at the head of extrusion molding machine, so so that gas
There is on the air-blowing tube body in blowpipe road air-blowing pipe convex body and air-blowing pipe guiding gutter, and the air-blowing pipeline for being formed is desired
Shape；When core rod convex body and core rod groove are spaced and lower section is continuous core rod inner wall, the cable for being formed
Just can be with relatively thick with the wall of the air-blowing tube body of air-blowing pipeline.
The present invention has following main beneficial effect：Mould structure is simple, easily making, wear-resisting, easy use；The air-blowing of manufacture
Pipeline quality is stable, reliable, resistance to torsion.
Description of the drawings
Fig. 1 is the dimensional structure diagram after assembling of embodiment of the present invention 1.
Fig. 2 is the cross-sectional structure schematic diagram after Fig. 1 amplifies at injecting hole 32.
Fig. 3 is the dimensional structure diagram after a section of the air-blowing pipeline manufactured using the die assembly of Fig. 1 is cut open.
Fig. 4 is the cross-sectional structure schematic diagram after Fig. 3 amplifications.
Fig. 5 is the dimensional structure diagram of the core rod of embodiment of the present invention 2.
Fig. 6 is the cross-sectional structure schematic diagram after Fig. 5 amplifications.
Fig. 7 is the dimensional structure diagram of the core rod of embodiment of the present invention 3.
Fig. 8 is the cross-sectional structure schematic diagram after amplifying at injecting hole after the assembling mold components of embodiment 3.
Fig. 9 is the dimensional structure diagram after a section of the air-blowing pipeline that the die assembly of embodiment 3 is manufactured is cut open.
Figure 10 is the cross-sectional structure schematic diagram after Fig. 9 amplifications.
Figure 11 is the dimensional structure diagram of the core rod of embodiment of the present invention 4.
Figure 12 is the cross-sectional structure schematic diagram after Figure 11 amplifications.
Figure 13 is the dimensional structure diagram of the die cap of embodiment of the present invention 4.
Figure 14 is the front view after Figure 13 amplifications.
Figure 15 is the dimensional structure diagram after assembling of embodiment of the present invention 4.
Figure 16 is the front view after Figure 15 amplifications.
Figure 17 is the die assembly using Figure 15, after one section of the air-blowing pipeline manufactured after die cap groove is blocked is cut open
Dimensional structure diagram.
Figure 18 is the cross-sectional structure schematic diagram after Figure 17 amplifications.
During Figure 19 is embodiment of the present invention 5, produce after the die cap using the core rod and embodiment 4 of embodiment 2
One section of air-blowing pipeline cut open after dimensional structure diagram.
Figure 20 is the cross-sectional structure schematic diagram after Figure 19 amplifications.
Figure 21 is embodiment of the present invention 6, is that embodiment 5 is further processed, one section of the air-blowing pipeline of manufacture
Dimensional structure diagram after cutting open.
Specific embodiment
To enable those skilled in the art more accurately to understand the application, now the labelling of the accompanying drawing to being related in the present invention is made
It is as described below：11-plunger, 12-plunger union joint, 21-core rod groove, 22-core rod convex body, 23-mold core cavities, 24-
Core rod connecting hole, 25-core rod union joint, 26-core rod inner wall, 31-die cap body, 32-injecting hole, 33-die cap are recessed
Groove, 4-die cap chamber, 5-air-blowing tube body, 211-air-blowing pipe convex body, 221-air-blowing pipe guiding gutter, 231-air-blowing Gutron
Road, 6-projecting member, 7-air-blowing pipe outer tube body.
Embodiment 1
Ask for an interview Fig. 1 to Fig. 4, a kind of die assembly of manufacture cable with air-blowing pipeline, it is characterised in that it include core rod,
Die cap, plunger body；Core rod includes core rod convex body 22, the core rod groove 21 between adjacent core rod convex body, core rod
Convex body is spaced with core rod groove to form the column with hollow mold core cavities 23, and one end of the column is closing
, and the outside of the blind end has a core rod union joint 25, has-core rod connecting hole 24 inside core rod union joint；Die cap has
There is die cap body 31, die cap body interior is hollow die cap chamber 4, the injecting hole with insertion to die cap chamber on die cap body
32, the inwall of die cap is cylindrical shape；Plunger body includes plunger 11 and the plunger union joint 12 positioned at plunger at one end；
When manufacture cable is with air-blowing pipeline, core rod is arranged on the head of extrusion molding machine by core rod union joint, and die cap passes through die cap sheet
One end of body is fixedly mounted on the head of extrusion molding machine, and die cap is located at outside core rod, and core rod is located at die cap intracavity, plunger body
Plunger union joint be fixed in the core rod connecting hole of core rod, the part of the plunger of plunger body is located in mold core cavities, plunger body
The end face of mold core cavities is stretched out in one end without plunger, and core rod convex body is discontiguous, the column of mold core cavities with die cap cavity wall
The other end end face without departing from the other end of die cap end face.
Die assembly for manufacturing cable air-blowing pipeline described above, it is characterised in that the core rod groove is three
Prism shape.
Die assembly for manufacturing cable air-blowing pipeline described above, it is characterised in that the core rod convex body is
Triangular prism shape.
Die assembly for manufacturing cable air-blowing pipeline described above, it is characterised in that the core rod groove is phase
It is mutually parallel.
Die assembly for manufacturing cable air-blowing pipeline described above, it is characterised in that the core rod convex body is
It is parallel to each other.
Die assembly for manufacturing cable air-blowing pipeline described above, it is characterised in that the core rod, die cap, post
Cock body is integral structure.
Die assembly for manufacturing cable air-blowing pipeline described above, it is characterised in that in the core rod connecting hole
Wall has female thread；The core rod union joint outer surface has thread.
Die assembly for manufacturing cable air-blowing pipeline described above, it is characterised in that the material of the core rod is
Steel, the material of die cap is steel, and the material of plunger body is steel.
The principle of this embodiment is such：When cable is manufactured with air-blowing pipeline, core rod is pacified by core rod union joint
It is mounted on the head of extrusion molding machine, die cap is fixedly mounted on the head of extrusion molding machine by one end of die cap body, and die cap
Outside core rod, core rod is located at die cap intracavity, and the plunger union joint of plunger body is fixed in the core rod connecting hole of core rod, plunger
A part for the plunger of body is located in mold core cavities, and the end face of mold core cavities is stretched out in the one end of plunger body without plunger, core rod convex body with
Die cap cavity wall is discontiguous, the end face of the end face of the other end of the column of mold core cavities without departing from the other end of die cap；Squeeze
Molding machine device is outputed, and melts air-blowing pipeline material material, and the material of thawing is continuously injected into injecting hole, and enters into die cap intracavity,
And fill die cap chamber, due to injection hole pressure it is larger, therefore, the material of thawing can only be overflowed from die cap chamber, due to die cap chamber
One end is fixed on extrusion molding machine and closes envelope, therefore can only overflow in die cap chamber another port, due to another port temperature
It is relatively low, typically cool down and water cooling through air, preferably start a bit of to be that air is cooled down from extrusion head, Ran Houjin
Enter water cooling, crystallized after cooling rapidly, cable air-blowing pipeline is defined by traction so, the air-blowing pipeline of formation has gas
Blowpipe body 5, has air-blowing pipe convex body 211 and air-blowing pipe guiding gutter 221 on air-blowing tube body, intermediate formation has air-blowing Gutron
Road 231.
Plunger body is cylindrical shape, and the plunger union joint of plunger body is fixed on the core rod connecting hole of core rod, thereby it is ensured that
The formation of the air-blowing tube passage of air-blowing pipeline；In addition, the end face of mold core cavities is stretched out in the one end of plunger body without plunger, due in system
When making, the head of extrusion molding machine has a segment distance to the spacing of bosh, therefore squeezing for pull-tube type is defined during actual production
Mode processed, namely the overall dimensions of the air-blowing pipeline at bosh are than smaller at the head of extrusion molding machine, so so that gas
There is on the air-blowing tube body in blowpipe road air-blowing pipe convex body and air-blowing pipe guiding gutter, and the air-blowing pipeline for being formed is desired
Shape.
Embodiment 2
Ask for an interview Fig. 5, Fig. 6 and referring to figs. 1 to Fig. 4, a kind of die assembly of manufacture cable with air-blowing pipeline is basic with enforcement
Example 1, difference is：Core rod convex body and core rod groove be spaced and lower section is continuous core rod inner wall 26, mould
It is the column with hollow mold core cavities 23 below core body inwall, the cable for the being formed air-blowing tube body of air-blowing pipeline
Wall is just relatively thick, and air-blowing pipeline is more solid, but material consumption is relatively more；The core rod, die cap, the material of plunger body are all
Ceramics；As ceramics have high temperature resistant, wear-resistant, acid and alkali-resistance, easy cleaning and other effects, therefore, die assembly is quite durable in use,
Using after 200 times still as new, and the die assembly for adopting Steel material to make, occurred as soon as after using more than 10 times compared with
Big wear phenomenon.
Embodiment 3
Ask for an interview Fig. 7 to Figure 10, a kind of die assembly of manufacture cable with air-blowing pipeline, substantially with embodiment 2, difference
Place is：The core rod convex body be arc column shape, core rod groove be approximate trapezoid post shapes, the air-blowing pipe that this mode is formed
The air-blowing pipe guiding gutter in road is bigger, and higher pressure can be born during air-blowing, and air-blowing speed is faster.
Embodiment 4
Ask for an interview Figure 11 to Figure 18, die assembly of a kind of manufacture cable with air-blowing pipeline, it is characterised in that it includes mould
Core, die cap, plunger body；Core rod includes core rod convex body 22, the core rod groove 21 between adjacent core rod convex body, mould
Core convex body is spaced with core rod groove and lower section is continuous core rod inner wall 26, is with hollow below wall in core rod body
Mold core cavities 23 column, one end of the column is closing, and the outside of the blind end has a core rod union joint 25,
There is inside core rod union joint-core rod connecting hole 24；Die cap has die cap body 31, and die cap body interior is hollow die cap
Chamber 4, the injecting hole 32 with insertion to die cap chamber on die cap body；Plunger body includes plunger 11 and positioned at plunger at one end
Plunger union joint 12；When cable is manufactured with air-blowing pipeline, core rod is arranged on the head of extrusion molding machine by core rod union joint,
Die cap is fixedly mounted on the head of extrusion molding machine by one end of die cap body, and die cap is located at outside core rod, and core rod is located at
Die cap intracavity, the plunger union joint of plunger body are fixed in the core rod connecting hole of core rod, and a part for the plunger of plunger body is located at
In mold core cavities, the end face of mold core cavities is stretched out in the one end of plunger body without plunger, core rod convex body with die cap cavity wall be it is discontiguous,
End face of the end face of the other end of the column of mold core cavities without departing from the other end of die cap；There is on the inwall of die cap a die cap
Groove 33.
Principle is repeated no more with embodiment 1, due on the inwall of die cap have die cap groove, therefore formed air-blowing pipe
There is on road projecting member, when compound air-blowing pipeline is further formed, during extrusion molding, projecting member is embedded in air-blowing pipe outer tube
In body, the ectonexine of air-blowing pipe is combined more firmly, be more likely formed integral structure, in this case, it is not necessary in addition
Viscous gelatin substance air-blowing pipeline is bondd with air-blowing pipe outer tube body；During without projecting member, can using bonding mode
So that structure is more stable, in construction, coiling, two-layer is without departing from will not produce extra air-blowing resistance in construction.
Obviously, in the die assembly of cable described above with air-blowing pipeline, the inwall upper mould cover groove 33 of the die cap
Can be multiple.
Certainly, produce cable with air-blowing pipeline when, can using closure components and parts block die cap groove, produce as
Figure 17, the cable air-blowing pipeline shown in 18, so make the purposes of die assembly wider.
Embodiment 5
Figure 19 to Figure 20 is asked for an interview, is the air-blowing pipe produced after the die cap using the core rod and embodiment 4 of embodiment 2
One section of road cut open after dimensional structure diagram；The cable air-blowing pipeline protrudes from the convex of air-blowing tube body 5 with one
Go out part 6；The presence of projecting member, can be such that air-blowing pipeline preferably positions.
Certainly, projecting member can also for multiple, or be other shapes.
Embodiment 6
Figure 21, and reference implementation example 4- embodiments 5 are asked for an interview, is that embodiment 5 is further processed, the gas of manufacture
One section of blowpipe road cut open after dimensional structure diagram；There is die cap groove, on the air-blowing pipeline of formation on the inwall of die cap
With projecting member, when compound air-blowing pipeline is further formed, during extrusion molding, projecting member is embedded in air-blowing pipe outer tube body 7
In, the ectonexine of air-blowing pipe is combined more firmly, be more likely formed integral structure, in this case, it is not necessary in addition
Air-blowing pipeline is bondd by viscous gelatin substance with air-blowing pipe outer tube body；During without projecting member, adopt the bonding mode can be with
Make structure more stable, construction, coiling when two-layer without departing from, construction when will not produce extra air-blowing resistance.
Certainly, the die assembly for manufacturing cable air-blowing pipeline in above-mentioned embodiment 2-5, it can also include
There are core rod, die cap, plunger body；Core rod includes multiple core rod convex bodies 22, the core rod between adjacent core rod convex body
Groove 21, core rod convex body is spaced with core rod groove to form the column with hollow mold core cavities 23, the column
One end is closing, and the outside of the blind end has a core rod union joint 25, has-core rod connection inside core rod union joint
Hole 24；Die cap has die cap body 31, and die cap body interior is hollow die cap chamber 4, has insertion to die cap on die cap body
The injecting hole 32 in chamber, the inwall of die cap is cylindrical shape；Plunger body includes plunger 11 and the plunger positioned at plunger at one end
Union joint 12；When cable is manufactured with air-blowing pipeline, core rod is arranged on the head of extrusion molding machine by core rod union joint, die cap
It is fixedly mounted on the head of extrusion molding machine by one end of die cap body, and die cap is located at outside core rod, core rod is located at die cap
Intracavity, the plunger union joint of plunger body are fixed in the core rod connecting hole of core rod, and a part for the plunger of plunger body is located at core rod
In chamber, the end face of mold core cavities is stretched out in the one end of plunger body without plunger, and core rod convex body is discontiguous, core rod with die cap cavity wall
End face of the end face of the other end of the column in chamber without departing from the other end of die cap.
Certainly, the die assembly for manufacturing cable air-blowing pipeline in above-mentioned embodiment 1-3, it can also include
There are core rod, die cap, plunger body；Core rod includes core rod convex body 22, the core rod groove between adjacent core rod convex body
21, core rod convex body is spaced with core rod groove and lower section is continuous core rod inner wall 26, is tool below wall in core rod body
There is the column of hollow mold core cavities 23, one end of the column is closing, and the outside of the blind end is with core rod company
Joint 25, has-core rod connecting hole 24 inside core rod union joint；Die cap has die cap body 31, and die cap body interior is hollow
Die cap chamber 4, on die cap body with insertion to die cap chamber injecting hole 32；Plunger body includes plunger 11 and is located at plunger
The plunger union joint 12 of one end；When cable is manufactured with air-blowing pipeline, core rod is arranged on extrusion molding machine by core rod union joint
On head, die cap is fixedly mounted on the head of extrusion molding machine by one end of die cap body, and die cap is located at outside core rod, mould
Core is located at die cap intracavity, and the plunger union joint of plunger body is fixed in the core rod connecting hole of core rod, one of the plunger of plunger body
Divide in mold core cavities, the end face of mold core cavities is stretched out in the one end of plunger body without plunger, and core rod convex body and die cap cavity wall are not
Contact, the end face of the end face of the other end of the column of mold core cavities without departing from the other end of die cap.
Die assembly of any one the manufacture cable described above with air-blowing pipeline, it is characterised in that on the inwall of die cap
Can all have at least one die cap groove 33.
Die assembly of any one the manufacture cable described above with air-blowing pipeline, it is characterised in that the core rod groove
Can be triangular prism shape or arc column shape or trapezoidal post shapes.
Die assembly of any one the manufacture cable described above with air-blowing pipeline, it is characterised in that the core rod convex
Body can be triangular prism shape or other suitable shapes.
Die assembly of any one the manufacture cable described above with air-blowing pipeline, it is characterised in that the core rod groove
It is parallel to each other.
Die assembly of any one the manufacture cable described above with air-blowing pipeline, it is characterised in that the core rod convex
Body is parallel to each other.
Die assembly of any one the manufacture cable described above with air-blowing pipeline, it is characterised in that the core rod, mould
Lid, plunger body are all integral structures.
Die assembly of any one the manufacture cable described above with air-blowing pipeline, it is characterised in that the core rod connection
Hole inwall can also have female thread；The core rod union joint outer surface can also have thread simultaneously.
Die assembly of any one the manufacture cable described above with air-blowing pipeline, it is characterised in that the core rod, mould
Lid, the material of plunger body can all be steel or ceramics.
Die assembly of any one the manufacture cable described above with air-blowing pipeline, it is characterised in that all core rod convexs
The outward flange of body is on the side of same cylinder；The cable that this structure is produced is with air-blowing pipeline is symmetrical, Stability Analysis of Structures,
In construction be not in weight inequality and produce free rolling phenomenon.
The principle of the present invention is such：When cable is manufactured with air-blowing pipeline, core rod is arranged on by core rod union joint
On the head of extrusion molding machine, die cap is fixedly mounted on the head of extrusion molding machine by one end of die cap body, and die cap is located at
Outside core rod, core rod is located at die cap intracavity, and the plunger union joint of plunger body is fixed in the core rod connecting hole of core rod, plunger body
A part for plunger is located in mold core cavities, and the end face of mold core cavities, core rod convex body and die cap are stretched out in the one end of plunger body without plunger
Cavity wall is discontiguous, the end face of the end face of the other end of the column of mold core cavities without departing from the other end of die cap；Extruding machine
Device is outputed, and melts air-blowing pipeline material material, and the material of thawing is continuously injected into injecting hole, and enters into die cap intracavity, and notes
Full die cap chamber, due to injection hole pressure it is larger, therefore, the material of thawing can only be overflowed from die cap chamber, due to the one end in die cap chamber
Be fixed on extrusion molding machine and close envelope, therefore can only overflow in die cap chamber another port, due to another port temperature it is relatively low,
Typically cool down and water cooling through air, crystallized after cooling rapidly, cable air-blowing pipeline, shape are defined by traction so
Into air-blowing pipeline there is air-blowing tube body, there is on air-blowing tube body air-blowing pipe convex body and air-blowing pipe guiding gutter, middle shape
Into there is air-blowing tube passage.
Certainly, when there is die cap groove on the inwall of die cap, there is projecting member, further on the air-blowing pipeline of formation
When forming compound air-blowing pipeline, during extrusion molding, projecting member is embedded in air-blowing pipe outer tube body, so makes the ectonexine of air-blowing pipe
Firmly, integral structure is more likely formed, in this case with reference to more, it is not necessary to which viscous gelatin substance in addition is by air-blowing pipeline and gas
Blowpipe outer tube body is bondd；During without projecting member, structure can be made more stable using bonding mode, in construction, coiling
When two-layer without departing from, construction when will not produce extra air-blowing resistance.
Plunger body is cylindrical shape, and the plunger union joint of plunger body is fixed on the core rod connecting hole of core rod, thereby it is ensured that
The formation of the air-blowing tube passage of air-blowing pipeline；In addition, the end face of mold core cavities is stretched out in the one end of plunger body without plunger, due in system
When making, the head of extrusion molding machine has a segment distance to the spacing of bosh, therefore squeezing for pull-tube type is defined during actual production
Mode processed, namely the overall dimensions of the air-blowing pipeline at bosh are than smaller at the head of extrusion molding machine, so so that gas
There is on the air-blowing tube body in blowpipe road air-blowing pipe convex body and air-blowing pipe guiding gutter, and the air-blowing pipeline for being formed is desired
Shape；When core rod convex body and core rod groove are spaced and lower section is continuous core rod inner wall, the cable for being formed
Just can be with relatively thick with the wall of the air-blowing tube body of air-blowing pipeline.
Certainly, the present invention when in use, can adopt the technology of closure completely, will be part core rod groove or whole core rods recessed
Groove is blocked, and so, when the cable of same size is produced with air-blowing pipeline, can selectively control the number of core rod groove
Amount.
Carry out laying test using the air-blowing pipeline of embodiment 5, ectonexine is all high-density polyethylene material, repeatedly around
Put 238 times, there are no the segregation phenomenon of air-blowing pipe outer tube body and interior tube body, and the inner tube and outer tube that could be used without projecting member are done
Into air-blowing pipeline, lay repeatedly the inner and outer pipes lamination for having occurred as soon as many places for 3 times；During production, in being carried out using viscose glue
After outer tube bonding, equally carry out laying test, also only withstood the test of 12 times, when the 13rd time, occurred as soon as layering；To upper
Three samples are stated, each sample is 800 meters, in each random 10 sections of the air-blowing pipeline for intercepting 1.5 meters long of length direction, air-blowing pipe
Road external diameter is 24mm, carries out ± 180 degree, bears a heavy burden for 150N, the test that speed is 10 beats/min, 10 samples of embodiment 5
Product, the torsion through 30 minutes have no cracking and lamination；And it is not glued, layering is being occurred as soon as after 6 times are reversed
Phenomenon；Bonding, lamination is being occurred in that after 38 times；Therefore, the air-blowing pipeline of the Making mold of embodiment 5 has
More excellent resistance to torsion, folding quality.
The present invention has following main beneficial effect：Mould structure is simple, easily making, wear-resisting, easy use；The air-blowing of manufacture
Pipeline quality is stable, reliable, resistance to torsion.
The present invention is not limited to above-mentioned preferred forms, it will be appreciated that the design of the present invention can be by other a variety of shapes
Formula is implemented to use, and they are also fallen within protection scope of the present invention.
Claims (5)
1. a kind of manufacture cable die assembly of air-blowing pipeline, it is characterised in that it includes core rod, die cap, plunger body；Mould
Core includes core rod convex body（22）, core rod groove between adjacent core rod convex body（21）, core rod convex body and mould
Core groove is spaced and lower section is continuous core rod inner wall（26）, it is with hollow mold core cavities below wall in core rod body
（23）Column, one end of the column is closing, and the outside of the blind end has a core rod union joint（25）, core rod
There is inside union joint-core rod connecting hole（24）；Die cap has die cap body（31）, die cap body interior is hollow die cap
Chamber（4）, the injecting hole with insertion to die cap chamber on die cap body（32）；Plunger body includes plunger（11）And it is located at plunger one
The plunger union joint at end（12）；When cable is manufactured with air-blowing pipeline, core rod is arranged on extrusion molding machine by core rod union joint
On head, die cap is fixedly mounted on the head of extrusion molding machine by one end of die cap body, and die cap is located at outside core rod, mould
Core is located at die cap intracavity, and the plunger union joint of plunger body is fixed in the core rod connecting hole of core rod, one of the plunger of plunger body
Divide in mold core cavities, the end face of mold core cavities is stretched out in the one end of plunger body without plunger, and core rod convex body and die cap cavity wall are not
Contact, the end face of the end face of the other end of the column of mold core cavities without departing from the other end of die cap；The core rod, die cap, post
Cock body is all integral structure；There is on the inwall of die cap at least one die cap groove（33）；The core rod groove is mutually flat
Capable.
2. a kind of manufacture cable die assembly of air-blowing pipeline, it is characterised in that it includes core rod, die cap, plunger body；Mould
Core includes core rod convex body（22）, core rod groove between adjacent core rod convex body（21）, core rod convex body and mould
Core groove is spaced and lower section is continuous core rod inner wall（26）, it is with hollow mold core cavities below wall in core rod body
（23）Column, one end of the column is closing, and the outside of the blind end has a core rod union joint（25）, core rod
There is inside union joint-core rod connecting hole（24）；Die cap has die cap body（31）, die cap body interior is hollow die cap
Chamber（4）, the injecting hole with insertion to die cap chamber on die cap body（32）；Plunger body includes plunger（11）And it is located at plunger one
The plunger union joint at end（12）；When cable is manufactured with air-blowing pipeline, core rod is arranged on extrusion molding machine by core rod union joint
On head, die cap is fixedly mounted on the head of extrusion molding machine by one end of die cap body, and die cap is located at outside core rod, mould
Core is located at die cap intracavity, and the plunger union joint of plunger body is fixed in the core rod connecting hole of core rod, one of the plunger of plunger body
Divide in mold core cavities, the end face of mold core cavities is stretched out in the one end of plunger body without plunger, and core rod convex body and die cap cavity wall are not
Contact, the end face of the end face of the other end of the column of mold core cavities without departing from the other end of die cap；The core rod, die cap, post
Cock body is all integral structure；There is on the inwall of die cap at least one die cap groove（33）；The core rod groove is triangular prism
Shape or arc column shape or trapezoidal post shapes；The core rod groove is parallel to each other.
3. a kind of manufacture cable die assembly of air-blowing pipeline, it is characterised in that it includes core rod, die cap, plunger body；Mould
Core includes core rod convex body（22）, core rod groove between adjacent core rod convex body（21）, core rod convex body and mould
Core groove is spaced and lower section is continuous core rod inner wall（26）, it is with hollow mold core cavities below wall in core rod body
（23）Column, one end of the column is closing, and the outside of the blind end has a core rod union joint（25）, core rod
There is inside union joint-core rod connecting hole（24）；Die cap has die cap body（31）, die cap body interior is hollow die cap
Chamber（4）, the injecting hole with insertion to die cap chamber on die cap body（32）；Plunger body includes plunger（11）And it is located at plunger one
The plunger union joint at end（12）；When cable is manufactured with air-blowing pipeline, core rod is arranged on extrusion molding machine by core rod union joint
On head, die cap is fixedly mounted on the head of extrusion molding machine by one end of die cap body, and die cap is located at outside core rod, mould
Core is located at die cap intracavity, and the plunger union joint of plunger body is fixed in the core rod connecting hole of core rod, one of the plunger of plunger body
Divide in mold core cavities, the end face of mold core cavities is stretched out in the one end of plunger body without plunger, and core rod convex body and die cap cavity wall are not
Contact, the end face of the end face of the other end of the column of mold core cavities without departing from the other end of die cap；The core rod, die cap, post
Cock body is all integral structure；There is on the inwall of die cap at least one die cap groove（33）；The core rod groove is triangular prism
Shape or arc column shape or trapezoidal post shapes；The core rod convex body is triangular prism shape or arc column shape or trapezoidal post shapes；
The core rod convex body is parallel to each other.
4. a kind of manufacture cable die assembly of air-blowing pipeline, it is characterised in that it includes core rod, die cap, plunger body；Mould
Core includes core rod convex body（22）, core rod groove between adjacent core rod convex body（21）, core rod convex body and mould
Core groove is spaced and lower section is continuous core rod inner wall（26）, it is with hollow mold core cavities below wall in core rod body
（23）Column, one end of the column is closing, and the outside of the blind end has a core rod union joint（25）, core rod
There is inside union joint-core rod connecting hole（24）；Die cap has die cap body（31）, die cap body interior is hollow die cap
Chamber（4）, the injecting hole with insertion to die cap chamber on die cap body（32）；Plunger body includes plunger（11）And it is located at plunger one
The plunger union joint at end（12）；When cable is manufactured with air-blowing pipeline, core rod is arranged on extrusion molding machine by core rod union joint
On head, die cap is fixedly mounted on the head of extrusion molding machine by one end of die cap body, and die cap is located at outside core rod, mould
Core is located at die cap intracavity, and the plunger union joint of plunger body is fixed in the core rod connecting hole of core rod, one of the plunger of plunger body
Divide in mold core cavities, the end face of mold core cavities is stretched out in the one end of plunger body without plunger, and core rod convex body and die cap cavity wall are not
Contact, the end face of the end face of the other end of the column of mold core cavities without departing from the other end of die cap；The core rod, die cap, post
Cock body is all integral structure；There is on the inwall of die cap at least one die cap groove（33）；The core rod groove is mutually flat
Capable；The core rod convex body is parallel to each other.
5. a kind of manufacture cable die assembly of air-blowing pipeline, it is characterised in that it includes core rod, die cap, plunger body；Mould
Core includes core rod convex body（22）, core rod groove between adjacent core rod convex body（21）, core rod convex body and mould
Core groove is spaced and lower section is continuous core rod inner wall（26）, it is with hollow mold core cavities below wall in core rod body
（23）Column, one end of the column is closing, and the outside of the blind end has a core rod union joint（25）, core rod
There is inside union joint-core rod connecting hole（24）；Die cap has die cap body（31）, die cap body interior is hollow die cap
Chamber（4）, the injecting hole with insertion to die cap chamber on die cap body（32）；Plunger body includes plunger（11）And it is located at plunger one
The plunger union joint at end（12）；When cable is manufactured with air-blowing pipeline, core rod is arranged on extrusion molding machine by core rod union joint
On head, die cap is fixedly mounted on the head of extrusion molding machine by one end of die cap body, and die cap is located at outside core rod, mould
Core is located at die cap intracavity, and the plunger union joint of plunger body is fixed in the core rod connecting hole of core rod, one of the plunger of plunger body
Divide in mold core cavities, the end face of mold core cavities is stretched out in the one end of plunger body without plunger, and core rod convex body and die cap cavity wall are not
Contact, the end face of the end face of the other end of the column of mold core cavities without departing from the other end of die cap；The core rod, die cap, post
Cock body is all integral structure；There is on the inwall of die cap at least one die cap groove（33）；The core rod groove is triangular prism
Shape or arc column shape or trapezoidal post shapes；The core rod groove is parallel to each other；The core rod convex body is to be parallel to each other
's.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510621915.9A CN105172098B (en) | 2014-05-26 | 2014-05-26 | Mold assembly for manufacturing gas blowing pipeline for cables |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510621915.9A CN105172098B (en) | 2014-05-26 | 2014-05-26 | Mold assembly for manufacturing gas blowing pipeline for cables |
| CN201410224423.1A CN103978656B (en) | 2014-05-26 | 2014-05-26 | A kind of die assembly for the manufacture of cable air-blowing pipeline |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410224423.1A Division CN103978656B (en) | 2014-05-26 | 2014-05-26 | A kind of die assembly for the manufacture of cable air-blowing pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105172098A CN105172098A (en) | 2015-12-23 |
| CN105172098B true CN105172098B (en) | 2017-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510621915.9A Active CN105172098B (en) | 2014-05-26 | 2014-05-26 | Mold assembly for manufacturing gas blowing pipeline for cables |
| CN201510622299.9A Active CN105109011B (en) | 2014-05-26 | 2014-05-26 | Die component used for manufacturing air blowing pipeline for cables |
| CN201510622300.8A Active CN105172099B (en) | 2014-05-26 | 2014-05-26 | Die assembly for manufacturing air-blowing pipe for cable |
| CN201410224423.1A Active CN103978656B (en) | 2014-05-26 | 2014-05-26 | A kind of die assembly for the manufacture of cable air-blowing pipeline |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
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| CN201510622299.9A Active CN105109011B (en) | 2014-05-26 | 2014-05-26 | Die component used for manufacturing air blowing pipeline for cables |
| CN201510622300.8A Active CN105172099B (en) | 2014-05-26 | 2014-05-26 | Die assembly for manufacturing air-blowing pipe for cable |
| CN201410224423.1A Active CN103978656B (en) | 2014-05-26 | 2014-05-26 | A kind of die assembly for the manufacture of cable air-blowing pipeline |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106003652A (en) * | 2016-07-15 | 2016-10-12 | 江苏鑫丰塑业有限公司 | Extrusion mold of square electric wire |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3529541A1 (en) * | 1985-08-17 | 1987-02-26 | Vogelsang Ernst Gmbh Co Kg | Plastic cable-guidance tube |
| CN101635191A (en) * | 2009-05-21 | 2010-01-27 | 沈群华 | Three-color 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 |
| CN203863979U (en) * | 2014-05-26 | 2014-10-08 | 常熟市谷雷特机械产品设计有限公司 | Die component for manufacturing air blowing pipelines for cables |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4124156C1 (en) * | 1991-07-20 | 1993-02-04 | Dipl.-Ing. Dr. Ernst Vogelsang Gmbh & Co Kg, 4352 Herten, De | |
| CN201015903Y (en) * | 2007-01-31 | 2008-02-06 | 李永会 | Mold for producing fiber pipes with fastened pole on the inner wall or trough on the surface |
| CN201413740Y (en) * | 2009-05-21 | 2010-02-24 | 沈群华 | Improved bicolor cable sheath extrusion mold |
| CN203326535U (en) * | 2013-06-25 | 2013-12-04 | 吴琼 | Embedded pipeline specially for cable laying |
| CN203592663U (en) * | 2013-10-10 | 2014-05-14 | 金杯电工衡阳电缆有限公司 | Machine head die for extruding machine |
-
2014
- 2014-05-26 CN CN201510621915.9A patent/CN105172098B/en active Active
- 2014-05-26 CN CN201510622299.9A patent/CN105109011B/en active Active
- 2014-05-26 CN CN201510622300.8A patent/CN105172099B/en active Active
- 2014-05-26 CN CN201410224423.1A patent/CN103978656B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3529541A1 (en) * | 1985-08-17 | 1987-02-26 | Vogelsang Ernst Gmbh Co Kg | Plastic cable-guidance tube |
| CN101635191A (en) * | 2009-05-21 | 2010-01-27 | 沈群华 | Three-color 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 |
| CN203863979U (en) * | 2014-05-26 | 2014-10-08 | 常熟市谷雷特机械产品设计有限公司 | Die component for manufacturing air blowing pipelines for cables |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105109011B (en) | 2017-04-12 |
| CN105172098A (en) | 2015-12-23 |
| CN103978656B (en) | 2016-01-20 |
| CN103978656A (en) | 2014-08-13 |
| CN105109011A (en) | 2015-12-02 |
| CN105172099A (en) | 2015-12-23 |
| CN105172099B (en) | 2017-05-24 |
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Effective date of registration: 20170315 Address after: 362000 Quanzhou City, Huian Province Industrial Zone South of the river east industrial base Applicant after: Xiamen electric motor Co., Ltd. Huian branch Address before: 215554 Suzhou, Changshou City, Shang Lake Town, New Lane Village, No. 15 Applicant before: Changshu Guleite Machinery Product Design Co., Ltd. |
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Effective date of registration: 20190703 Address after: 226300 Industrial Park, Shi Gang Town, Tongzhou District, Nantong, Jiangsu Patentee after: Nantong Hui Er blower fan Co., Ltd Address before: 362000 Xidong Industrial Base, Chengnan Industrial Zone, Huian County, Quanzhou City, Fujian Province Patentee before: Xiamen electric motor Co., Ltd. Huian branch |
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