CN113927867B - High-precision co-extrusion machine head with fine-adjustment skin bubble skin injection strip - Google Patents
High-precision co-extrusion machine head with fine-adjustment skin bubble skin injection strip Download PDFInfo
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- CN113927867B CN113927867B CN202111093774.XA CN202111093774A CN113927867B CN 113927867 B CN113927867 B CN 113927867B CN 202111093774 A CN202111093774 A CN 202111093774A CN 113927867 B CN113927867 B CN 113927867B
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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
- B29C48/15—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
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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
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
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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
- B29C48/255—Flow control means, e.g. valves
- B29C48/2556—Flow control means, e.g. valves provided in or in the proximity of 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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/49—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
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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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/695—Flow dividers, e.g. breaker plates
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/24—Sheathing; Armouring; Screening; Applying other protective layers by extrusion
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- 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
- B29L2031/00—Other particular articles
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/3462—Cables
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
Abstract
The invention discloses a high-precision co-extrusion machine head with a fine-tuning leather sheath injection strip, which comprises a machine shell, a fine-tuning limiting plate and an electric heating rod, wherein a foaming layer feeding hole is formed in the middle of the upper end of the machine shell, and a shell heating power supply wiring plug is arranged at one end of the foaming layer feeding hole. Has the advantages that: through the cortex flow control valve who sets up, the cortex with annotate the strip flow divider valve, the cortex is annotated the strip and is shunted seat and is annotated a water conservancy diversion plug, can adjust the reposition of redundant personnel to the cortex raw materials, realize the accurate of cortex raw materials input volume and control, avoid appearing the too much or too little condition of cortex raw materials, thereby the production quality of crowded aircraft nose altogether has been improved, through the casing that sets up, the die sleeve seat, centre form and external mold, can realize three extruders production skin-bubble-skin three-layer is crowded altogether, three extruders still can realize producing skin-bubble-skin + annotates the strip function altogether simultaneously, very big reduction the manufacturing cost of enterprise, thereby make crowded aircraft nose altogether possess higher efficiency and energy-conservation nature.
Description
Technical Field
The invention relates to the technical field of co-extrusion heads, in particular to a high-precision co-extrusion head with fine-adjustment skin bubble skin injection strips.
Background
The global market has an increasing demand for high-end communication lines, and particularly in recent years, the global market for 5G communication has an increasing demand for data cables, and electric wires and cables need to be produced by using a co-extrusion machine head.
However, the existing high-precision belt fine-tuning skin-foam skin-injection strip co-extrusion machine head is lack of a function of adjusting and shunting inner skin layer raw material feed inlets, so that the input quantity of raw materials cannot be accurately controlled, and the condition that the finished product raw materials are too much or too little can be generated, thereby reducing the production quality of the co-extrusion machine head.
Disclosure of Invention
The invention aims to solve the problems and provide a high-precision belt fine-tuning skin injection strip co-extrusion machine head for a skin.
The invention realizes the purpose through the following technical scheme:
the high-precision co-extrusion machine head with the fine-adjustment leather sheath strip comprises a machine shell, a fine-adjustment limiting plate and an electric heating rod, wherein a foaming layer feed inlet is installed in the middle of the upper end of the machine shell, a shell heating power supply wiring plug is installed at one end of the foaming layer feed inlet, a foaming layer overflow valve is arranged in the foaming layer feed inlet, four coarse adjustment screws are arranged at four corners of one end of the machine shell, an inner mold is arranged in the machine shell, an outer mold is arranged on the periphery of the inner mold, an inner sheath layer shunt is arranged at one end of the outer mold, a foaming layer shunt is arranged on the periphery of the inner sheath layer shunt, an outer sheath layer shunt, a locking nut is installed at one end of the inner sheath layer shunt, the foaming layer shunt and one end of the outer sheath layer shunt, a mold sleeve seat is installed on one side wall of the machine shell, a distance adjusting nut is installed on the mold sleeve seat, and the electric heating rod is arranged on the periphery of the distance adjusting nut, be provided with the die sleeve heater on the die sleeve seat outer wall, be provided with in the die sleeve seat finely tune the limiting plate, casing opposite side wall mounting has connection mouth one, connection mouth one end is provided with the cortex feed inlet, install the cortex overflow valve on the cortex feed inlet, be provided with notes strip flow control valve on the casing bottom lateral wall, it is provided with the cortex and annotates strip reposition of redundant personnel seat to annotate strip flow control valve below, strip reposition of redundant personnel seat bottom is annotated to the cortex installs notes strip water conservancy diversion plug, notes strip water conservancy diversion plug one side is provided with the cortex and annotates strip flow divider, the cortex is provided with the cortex and annotates the strip feed inlet with annotating strip flow divider upper end, casing bottom opposite side wall mounting has cortex flow control valve.
Furthermore, the foaming layer feed inlet is formed in the machine shell, the shell heating power supply connecting plug is connected with the machine shell through a bolt, and the foaming layer overflow valve is connected with the machine shell through a bolt.
By adopting the technical scheme, the foaming layer feeding hole is convenient for inputting the foaming raw material, the shell heating power supply wiring plug is convenient for being connected with an external power supply, and the foaming layer overflow valve can control the input quantity of the foaming raw material.
Further, the internal mold and the external mold are connected with the machine shell clamping groove, the inner skin layer shunt is connected with the external mold clamping groove, and the foaming layer shunt is connected with the inner skin layer shunt clamping groove.
By adopting the technical scheme, the inner die and the outer die are matched for use, so that the insertion of the cable battery core and the wrapping and forming of the raw materials are facilitated.
Furthermore, the die sleeve seat is connected with the shell through a bolt, and the distance adjusting nut is in threaded connection with the die sleeve seat.
By adopting the technical scheme, the distance adjusting nut can adjust the size of the outlet of the die sleeve seat.
Further, the skin layer shunt with the foaming layer shunt draw-in groove is connected, lock nut with casing bolted connection.
Through adopting above-mentioned technical scheme, lock nut can be right the cortex shunt foaming layer shunt and cortex shunt carry out spacing adjustment.
Furthermore, the die sleeve fine adjustment screw is in threaded connection with the die sleeve seat, the die sleeve heater is in bolted connection with the die sleeve seat, and the electric heating rod is connected with the die sleeve seat clamping groove.
By adopting the technical scheme, the die sleeve fine adjustment screw can be adjusted on the die sleeve seat, and the die sleeve heater is matched with the electric heating rod for use, so that the rapid heating effect can be achieved.
Furthermore, the outer skin layer feed inlet is connected with the casing through a first connecting nozzle, and the outer skin layer overflow valve is connected with the outer skin layer feed inlet through a bolt.
By adopting the technical scheme, the feeding hole of the outer skin layer is convenient for raw materials to enter.
Furthermore, the inner skin layer and the feeding hole of the injection strip are connected with the casing through the second connecting nozzle, and the overflow valve of the inner skin layer is connected with the feeding hole of the outer skin layer through a bolt.
Through adopting above-mentioned technical scheme, the connector link two can with the cortex with annotate the strip feed inlet with the casing is connected firmly.
Further, annotate a flow control valve with casing bolted connection, the cortex is annotated a reposition of redundant personnel seat with casing bolted connection, annotate a water conservancy diversion plug with casing threaded connection.
By adopting the technical scheme, the injection strip flow regulating valve can regulate the conveying amount of the raw materials.
Further, the cortex with annotate the strip flow divider with casing bolted connection, the cortex with annotate the strip feed inlet shaping in on the casing, cortex flow control valve with casing bolted connection.
Through adopting above-mentioned technical scheme, the cortex is convenient for the access of cortex raw materials with annotating a feed inlet, cortex flow control valve is convenient for right the cortex is adjusted with annotating a feed inlet flow.
The specific working principle is as follows: when in use, the machine shell 3 is firstly installed on an external machine body, the power of each device is switched on, the foaming layer feed inlet 1, the inner skin layer and the injection strip feed inlet 15 and the outer skin layer feed inlet 25 are connected with an external raw material pipeline, the cable inner core passes through the inner die 28, the electric heating rod 22 and the die sleeve heater 4 heat the die sleeve seat 6, so that the raw materials extruded by the inner skin layer shunt 18, the foaming layer shunt 19 and the inner and outer skin layer shunt 20 are heated and fused, thus flowing into the outer die 8 and wrapping the outer periphery of the cable core, and finally, the inner skin layer flow regulating valve 16, the cortex with annotate strip flow divider 14 annotate strip flow control valve 11 with strip reposition of redundant personnel seat 12 is annotated to the cortex can shunt and adjust the cortex raw materials, guarantees wire and cable's extrusion quality.
The invention has the beneficial effects that:
1. by arranging the inner skin layer flow regulating valve, the inner skin layer and strip injection shunt valve, the inner skin layer strip injection shunt seat and the strip injection diversion core rod, the inner skin layer raw material can be regulated and shunted, the input quantity of the inner skin layer raw material can be accurately controlled, the condition that the inner skin layer raw material is too much or too little is avoided, and the production quality of the co-extrusion machine head is improved;
2. by arranging the machine shell, the die sleeve seat, the inner die and the outer die, the three extruders can produce the skin-foam-skin three-layer co-extrusion, and meanwhile, the three extruders can also produce the skin-foam-skin + strip injection co-extrusion function, so that the production cost of an enterprise is greatly reduced, and the co-extrusion machine head has higher efficiency and energy conservation.
Drawings
FIG. 1 is a front view of a high-precision belt fine-tuning skin-foam skin injection strip co-extrusion machine head;
FIG. 2 is a rear view of a high-precision belt fine-tuning skin-foam skin injection strip co-extrusion machine head according to the invention;
FIG. 3 is a schematic view of a connection structure of a machine shell and a die sleeve seat in the high-precision belt fine-tuning skin-foam injection strip co-extrusion machine head of the invention;
FIG. 4 is a schematic view of a connection structure of a machine shell and an inner skin layer strip injection shunting seat in the high-precision belt fine-tuning skin strip injection co-extrusion machine head.
The reference numerals are explained below:
1. a foaming layer feed inlet; 2. the shell heats the power supply wiring plug; 3. a housing; 4. a die sleeve heater; 5. a die sleeve fine adjustment screw; 6. a die sleeve seat; 7. adjusting the distance of the nut; 8. an outer mold; 9. an inner mold; 10. finely adjusting the limiting plate; 11. a strip injection flow regulating valve; 12. injecting a strip shunting seat into the inner cortex; 13. pouring a strip diversion core rod; 14. an endothelial layer and a strip injection shunt valve; 15. the inner skin layer and the injection strip feed inlet; 16. an inner skin layer flow regulating valve; 17. locking the nut; 18. an endothelial layer shunt; 19. a foam layer diverter; 20. an outer skin layer shunt; 21. a foaming layer overflow valve; 22. an electric heating rod; 23. an inner skin layer overflow valve; 24. a second connecting nozzle; 25. a skin layer feed inlet; 26. an outer skin layer overflow valve; 27. a first connecting nozzle; 28. and (4) roughly adjusting screws.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
as shown in fig. 1-4, the foaming layer feed inlet 1 is formed on the casing 3, the housing heating power supply connection plug 2 is connected with the casing 3 through bolts, the foaming layer overflow valve 21 is connected with the casing 3 through bolts, the foaming layer feed inlet 1 is convenient for inputting foaming raw materials, the housing heating power supply connection plug 2 is convenient for being connected with an external power supply, the foaming layer overflow valve 21 can control the input quantity of the foaming raw materials, the inner mold 9 and the outer mold 8 are both connected with the clamp groove of the casing 3, the inner skin layer shunt 18 is connected with the clamp groove of the outer mold 8, the foaming layer shunt 19 is connected with the clamp groove of the inner skin layer shunt 18, the inner mold 9 is matched with the outer mold 8 for use, so as to facilitate the insertion of a cable core and the wrapping formation of the raw materials, and the mold sleeve seat 6 is connected with the casing 3 through bolts, the distance adjusting nut 7 is in threaded connection with the die sleeve seat 6, the distance adjusting nut 7 can adjust the size of an outlet of the die sleeve seat 6, the outer skin layer shunt 20 is connected with the clamping groove of the foaming layer shunt 19, the locking nut 17 is in bolted connection with the casing 3, the locking nut 17 can limit and adjust the outer skin layer shunt 20, the foaming layer shunt 19 and the inner skin layer shunt 18, the die sleeve fine adjusting screw 5 is in threaded connection with the die sleeve seat 6, the die sleeve heater 4 is in bolted connection with the die sleeve seat 6, the electric heating rod 22 is connected with the clamping groove of the die sleeve seat 6, the die sleeve fine adjusting screw 5 can adjust the die sleeve seat 6, the die sleeve heater 4 is matched with the electric heating rod 22 for use and can play a role in rapid heating, the outer skin layer feed inlet 25 is connected with the casing 3 through the first connecting nozzle 27, the outer skin layer overflow valve 26 is in bolted connection with the outer skin layer feed inlet 25, the outer skin layer feed inlet 25 is convenient for raw materials to enter, the inner skin layer and the strip injection feed inlet 15 are connected with the casing 3 through the second connecting nozzle 24, the inner skin layer overflow valve 23 is in bolted connection with the outer skin layer feed inlet 25, the second connecting nozzle 24 can firmly connect the inner skin layer and the strip injection feed inlet 15 with the casing 3, the strip injection flow regulating valve 11 is in bolted connection with the casing 3, the inner skin layer strip injection shunting seat 12 is in bolted connection with the casing 3, the strip injection flow guide core rod 13 is in threaded connection with the casing 3, the strip injection flow regulating valve 11 can regulate the conveying capacity of the raw materials, the inner skin layer and the strip injection shunt valve 14 are in bolted connection with the casing 3, and the inner skin layer and the strip injection feed inlet 15 are formed on the casing 3, cortex flow control valve 16 with 3 bolted connection of casing, the cortex is convenient for with annotate the access of strip feed inlet 15 cortex raw materials, cortex flow control valve 16 is convenient for right the cortex is adjusted with annotating strip feed inlet 15 flow.
In this embodiment, the foaming layer feed inlet 1 is formed in the casing 3, the housing heating power supply connection plug 2 is in bolted connection with the casing 3, the foaming layer overflow valve 21 is in bolted connection with the casing 3, the foaming layer feed inlet 1 facilitates input of foaming raw materials, the housing heating power supply connection plug 2 is in bolted connection with an external power supply, and the foaming layer overflow valve 21 can control input of the foaming raw materials.
In this embodiment, the internal mold 9 with the external mold 8 all with the casing 3 draw-in groove is connected, the cortex shunt 18 with the external mold 8 draw-in groove is connected, foaming layer shunt 19 with the cortex shunt 18 draw-in groove is connected, the internal mold 9 with the external mold 8 cooperation is used, is convenient for the insertion of cable electricity core and the parcel shaping of raw materials.
In this embodiment, the die sleeve seat 6 is connected to the housing 3 by a bolt, the pitch adjusting nut 7 is connected to the die sleeve seat 6 by a thread, and the pitch adjusting nut 7 can adjust the size of the outlet of the die sleeve seat 6.
In this embodiment, skin layer shunt 20 with foaming layer shunt 19 draw-in groove is connected, lock nut 17 with casing 3 bolted connection, lock nut 17 can be right skin layer shunt 20 foaming layer shunt 19 and skin layer shunt 18 carry out spacing adjustment.
In this embodiment, the die sleeve fine adjustment screw 5 is in threaded connection with the die sleeve seat 6, the die sleeve heater 4 is in bolted connection with the die sleeve seat 6, the electric heating rod 22 is connected with the clamping groove of the die sleeve seat 6, the die sleeve fine adjustment screw 5 can adjust the die sleeve seat 6, and the die sleeve heater 4 is matched with the electric heating rod 22 for use, so that a rapid heating effect can be achieved.
In this embodiment, the outer skin layer feed inlet 25 is connected to the casing 3 through the first connecting nozzle 27, the outer skin layer overflow valve 26 is connected to the outer skin layer feed inlet 25 through a bolt, and the outer skin layer feed inlet 25 is convenient for raw materials to enter.
In this embodiment, the inner skin layer and the strip injection feed port 15 are connected with the casing 3 through the second connecting nozzle 24, the inner skin layer overflow valve 23 is connected with the outer skin layer feed port 25 through a bolt, and the second connecting nozzle 24 can firmly connect the inner skin layer and the strip injection feed port 15 with the casing 3.
In this embodiment, the strip injection flow regulating valve 11 is bolted to the casing 3, the inner skin layer strip injection shunting seat 12 is bolted to the casing 3, the strip injection flow guiding core rod 13 is in threaded connection with the casing 3, and the strip injection flow regulating valve 11 can regulate the conveying amount of raw materials.
In this embodiment, the cortex with annotate strip flow divider 14 with 3 bolted connection of casing, the cortex with annotate strip feed inlet 15 shaping in on the casing 3, cortex flow control valve 16 with 3 bolted connection of casing, cortex flow control valve 14 is convenient for right the cortex is adjusted with annotating strip feed inlet 15 flow.
The specific working principle is as follows: when in use, the machine shell 3 is firstly installed on an external machine body, the power of each device is switched on, the foaming layer feeding hole 1, the inner skin layer and the injection strip feeding hole 15 are connected, the outer skin layer feeding hole 25 and an external raw material pipeline are connected, the cable inner core passes through the inner mold 9, the electric bar 22 and the die sleeve heater 4 heat the die sleeve seat 6, so that the raw materials extruded by the inner skin layer shunt 18, the foaming layer shunt 19 and the inner and outer skin layer shunt 20 are heated and fused, thus flowing into the outer die 8 and wrapping the outer periphery of the cable core, and finally, the inner skin layer flow regulating valve 16, the cortex with annotate strip flow divider 14 annotate strip flow control valve 11 with the cortex annotates strip reposition of redundant personnel seat 12 can shunt and adjust the cortex raw materials, guarantees wire and cable's extrusion quality.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (10)
1. High accuracy area fine setting skin bubble skin is annotated strip and is crowded aircraft nose altogether, its characterized in that: including casing (3), fine setting limiting plate (10) and glow stick (22), casing (3) upper end mid-mounting has foaming layer feed inlet (1), shell heating power connection plug (2) is installed to foaming layer feed inlet (1) one end, be provided with foaming layer overflow valve (21) in foaming layer feed inlet (1), casing (3) one end four corners department is provided with four coarse adjusting screws (28), be provided with centre form (9) in casing (3), centre form (9) periphery is provided with external mold (8), external mold (8) one end is provided with cortex shunt (18), cortex shunt (18) periphery is provided with foaming layer shunt (19), foaming layer shunt (19) periphery is provided with cortex shunt (20), cortex shunt (18), foaming layer shunt (19) and lock nut (17) are installed to cortex shunt (20) one end, the electric heating wire mould is characterized in that a mould sleeve seat (6) is arranged on one side wall of the casing (3), a distance adjusting nut (7) is installed on the mould sleeve seat (6), the periphery of the distance adjusting nut (7) is provided with the electric heating rod (22), a mould sleeve heater (4) is arranged on the outer wall of the mould sleeve seat (6), the fine adjustment limiting plate (10) is arranged in the mould sleeve seat (6), a first connecting nozzle (27) is installed on the other side wall of the casing (3), one end of the first connecting nozzle (27) is provided with an outer skin layer feeding hole (25), an outer skin layer overflow valve (26) is installed on the outer skin layer feeding hole (25), a strip injection flow adjusting valve (11) is arranged on one side wall of the bottom end of the casing (3), an inner skin layer strip injection shunting seat (12) is arranged below the strip injection flow adjusting valve (11), and a strip injection diversion core rod (13) is installed at the bottom end of the inner skin layer injection strip shunting seat (12), annotate strip water conservancy diversion plug (13) one side and be provided with the cortex and annotate strip flow divider (14), the cortex is provided with the cortex and annotates strip feed inlet (15) with annotating strip flow divider (14) upper end, casing (3) bottom opposite side wall mounting has cortex flow control valve (16).
2. The high-precision belt fine-tuning skin-foam skin strip co-extrusion machine head as claimed in claim 1, characterized in that: the foaming layer feeding hole (1) is formed in the machine shell (3), the shell heating power supply connecting plug (2) is connected with the machine shell (3) through bolts, and the foaming layer overflow valve (21) is connected with the machine shell (3) through bolts.
3. The high-precision belt fine-tuning skin-foam skin strip co-extrusion machine head as claimed in claim 1, characterized in that: centre form (9) with external mold (8) all with casing (3) draw-in groove is connected, cortex shunt (18) with external mold (8) draw-in groove is connected, foaming layer shunt (19) with cortex shunt (18) draw-in groove is connected.
4. The high-precision belt fine-tuning skin-foam skin strip co-extrusion machine head as claimed in claim 1, characterized in that: the die sleeve seat (6) is connected with the shell (3) through a bolt, and the distance adjusting nut (7) is connected with the die sleeve seat (6) through threads.
5. The high-precision belt fine-tuning skin-foam skin strip co-extrusion machine head as claimed in claim 1, characterized in that: skin layer shunt (20) with foaming layer shunt (19) draw-in groove is connected, lock nut (17) with casing (3) bolted connection.
6. The high-precision belt fine-tuning skin-foam skin strip co-extrusion machine head as claimed in claim 1, wherein: the die sleeve fine adjustment screw (5) is in threaded connection with the die sleeve seat (6), the die sleeve heater (4) is in bolted connection with the die sleeve seat (6), and the electric heating rod (22) is connected with the clamping groove of the die sleeve seat (6).
7. The high-precision belt fine-tuning skin-foam skin strip co-extrusion machine head as claimed in claim 1, characterized in that: the outer skin layer feeding hole (25) is connected with the shell (3) through the first connecting nozzle (27), and the outer skin layer overflow valve (26) is connected with the outer skin layer feeding hole (25) through a bolt.
8. The high-precision belt fine-tuning skin-foam skin strip co-extrusion machine head as claimed in claim 1, characterized in that: the inner skin layer and the injection strip feed port (15) are connected with the shell (3) through a second connecting nozzle (24), and the inner skin layer overflow valve (23) is connected with the outer skin layer feed port (25) through a bolt.
9. The high-precision belt fine-tuning skin-foam skin strip co-extrusion machine head as claimed in claim 1, characterized in that: annotate strip flow control valve (11) with casing (3) bolted connection, the cortex annotates strip reposition of redundant personnel seat (12) with casing (3) bolted connection, annotate strip water conservancy diversion plug (13) with casing (3) threaded connection.
10. The high-precision belt fine-tuning skin-foam skin strip co-extrusion machine head as claimed in claim 1, characterized in that: the cortex with annotate strip flow divider (14) with casing (3) bolted connection, the cortex with annotate strip feed inlet (15) shaping in on casing (3), cortex flow control valve (16) with casing (3) bolted connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111093774.XA CN113927867B (en) | 2021-09-17 | 2021-09-17 | High-precision co-extrusion machine head with fine-adjustment skin bubble skin injection strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111093774.XA CN113927867B (en) | 2021-09-17 | 2021-09-17 | High-precision co-extrusion machine head with fine-adjustment skin bubble skin injection strip |
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| Publication Number | Publication Date |
|---|---|
| CN113927867A CN113927867A (en) | 2022-01-14 |
| CN113927867B true CN113927867B (en) | 2022-09-16 |
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| CN202111093774.XA Active CN113927867B (en) | 2021-09-17 | 2021-09-17 | High-precision co-extrusion machine head with fine-adjustment skin bubble skin injection strip |
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| CN2880461Y (en) * | 2006-02-13 | 2007-03-21 | 汕头市金兴机械有限公司 | Distributor of coextrusion sheet machine |
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| CN209257435U (en) * | 2018-11-22 | 2019-08-16 | 四川川东电缆有限责任公司 | A kind of double-layer coextrusion filling special had |
| CN111462955A (en) * | 2020-03-24 | 2020-07-28 | 上海旭东电工机械(海安)有限公司 | Leather-foam leather deviation adjusting structure |
| CN214056375U (en) * | 2020-12-21 | 2021-08-27 | 常州正达塑业有限公司 | Extrusion head for producing polypropylene plastic extrusion molding machine |
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2021
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| CN2880461Y (en) * | 2006-02-13 | 2007-03-21 | 汕头市金兴机械有限公司 | Distributor of coextrusion sheet machine |
| CN203460421U (en) * | 2013-09-04 | 2014-03-05 | 深圳长园电子材料有限公司 | Automatic silicone oil coating equipment for heat-shrinkable sleeve |
| CN209257435U (en) * | 2018-11-22 | 2019-08-16 | 四川川东电缆有限责任公司 | A kind of double-layer coextrusion filling special had |
| CN111462955A (en) * | 2020-03-24 | 2020-07-28 | 上海旭东电工机械(海安)有限公司 | Leather-foam leather deviation adjusting structure |
| CN214056375U (en) * | 2020-12-21 | 2021-08-27 | 常州正达塑业有限公司 | Extrusion head for producing polypropylene plastic extrusion molding machine |
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| CN113927867A (en) | 2022-01-14 |
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