CN103481495A - Heating device and plastifying device used for improving cable inner end plastifying quality - Google Patents

Heating device and plastifying device used for improving cable inner end plastifying quality Download PDF

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Publication number
CN103481495A
CN103481495A CN201310424948.5A CN201310424948A CN103481495A CN 103481495 A CN103481495 A CN 103481495A CN 201310424948 A CN201310424948 A CN 201310424948A CN 103481495 A CN103481495 A CN 103481495A
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CN
China
Prior art keywords
heater
head
mould
temperature
plastifying
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201310424948.5A
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Chinese (zh)
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CN103481495B (en
Inventor
王首佳
苏荣
马良玉
甄华霞
孙化清
司树华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Hengtong Sibo Communication Technology Co Ltd
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Beijing Hengtong Sibo Communication Technology Co Ltd
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Priority to CN201310424948.5A priority Critical patent/CN103481495B/en
Publication of CN103481495A publication Critical patent/CN103481495A/en
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Publication of CN103481495B publication Critical patent/CN103481495B/en
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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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/397—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using a single screw
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/865—Heating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92209—Temperature
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92361—Extrusion unit
    • B29C2948/9238—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/924—Barrel or housing
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92361—Extrusion unit
    • B29C2948/92409—Die; Nozzle zone
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92895—Barrel or housing
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; Nozzle zone
    • 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)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

The invention provides a heating device and a plastifying device used for improving the cable inner end plastifying quality. The heating device comprises an annular structure formed by at least two circular arc heaters. The heaters are connected through hinges. At least one buckling component used for connection is arranged at the connecting positions between the heaters to form an opening-closing structure to be used for being arranged on a mold of the plastifying device in a sleeved mode. Each heater is provided with an electric insertion groove used for heating. The electric insertion grooves of the heaters are jointly connected to temperature feedback devices at the corresponding positions of the plastifying device. According to the heating device and the plastifying device, the two semi-circular-arc heaters are adopted, assembly and disassembly are conveniently achieved, and therefore the mold can be conveniently assembled, disassembled and adjusted; meanwhile, a temperature control system is connected with the temperature feedback device at the feeding section or the flange position, heating control and cooling control are accurately achieved, and the product quality is guaranteed.

Description

A kind of for improving heater and the plasticizing equipment of the inner plasticizing quality of cable
Technical field
The present invention relates to the cable processing technique field, relate in particular to a kind of for improving heater and the plasticizing equipment of the inner plasticizing quality of cable.
Background technology
Cable adds man-hour at extrusion molding at present, due to the production requirement difference, need to use the mould of different size, in order to be convenient for changing, in existing equipment, mould used is exposed in air, cause its temperature to descend, make the temperature of mould lower, cause the plasticizing of cable internal end surface bad, a lot of producers adopt a heater of increase to realize mold heated, but on the sheath of mould or mould, thermocouple can't be installed, temperature is uncontrollable; And, at every turn more during mold exchange, after all needing heater is laid down, reinstall, sometimes, after extruded material is discharged, mould and sheath are bonded together, the difficult handling of heater for sheath, easy mold damage and heater, also affect the adjusting of concentricity simultaneously, can only be after adjusting concentricity mounting heater again, affect production efficiency.
Summary of the invention
The present invention aims to provide a kind of for improving heater and the plasticizing equipment of the inner plasticizing quality of cable, low to solve in above-mentioned prior art mold temperature, and the uncontrollable problem of temperature.
The invention discloses a kind ofly for improving the heater of the inner plasticizing quality of cable, comprising: the loop configuration formed by least two circular arc heaters;
Between described each heater, be connected through the hinge,, at least there is one in the link position between described each heater for connecting snap part, forms opening-closing structure, for being enclosed within the mould of plasticizing equipment;
Described each heater band is useful on the electrical slot of heating, and the electrical slot of described each heater is connected to the temperature feedback device of extruding machine corresponding site jointly by temperature control system.
Preferably, described snap part comprises:
Between any two heaters, magnet is installed, formation is fastened and connected.
Preferably, also comprise:
Mould heat insulation plate as handgrip also is installed on described each heater, loads and unloads on described mould for facilitating described heater.
The invention also discloses a kind of plasticizing equipment that improves the inner plasticizing quality of cable, comprise: for the extruding machine of the inner plasticizing of cable, this extruding machine comprises: be built-in with machine barrel, the head of screw rod and be arranged in described head for plastifying the mould of cable cable core, the part of described mould is extended outside described head;
Described machine barrel is connected by flange with head, and described die surface is arranged with the cutting ferrule of tubular outward, the described heater of cover on the cutting ferrule outer wall of the described mould outside described head.
Preferably, also comprise: be provided with buckle on the sidewall of described cutting ferrule, described buckle and head inwall are connected and fixed, and described mould and described head are fixed.
Preferably, described screw rod is divided into feeding section, melt section, homogenizing zone successively to heading;
Described feeding section is for pushing solid plastic;
Described melt section is for carrying out melt to described solid plastic;
Described homogenizing zone is for keeping the plastics temperature after described melt certain, and the flow that enters described head is certain;
Also comprise:
Described feeding section, melt section, homogenizing zone, flange, head are respectively arranged with the thermocouple as the temperature feedback device;
The common thermocouple that connects described feeding section or flange position of the electrical slot of described each heater, the temperature that the mould for feedback outside described head reaches.
Preferably, also comprise: band is useful on the switch board that each power supply interface of power supply is provided to described feeding section, melt section, homogenizing zone, flange, head and mold heated respectively;
Also comprise:
Described heater provides heating power supply by described switch board, with the feeding section of described switch board or the power supply interface at flange position, is connected.
Preferably, also comprise: described switch board, also with some thermometers, is connected with the thermocouple at described feeding section, melt section, homogenizing zone, flange position, head position respectively, for showing the temperature value at each position.
Preferably, in described switch board, be provided with auto temperature controlled system, after the temperature deviation by each position, automatically be adjusted to predefined temperature.
A kind of for improving heater and the plasticizing equipment of the inner plasticizing quality of cable in the present invention has the following advantages:
1, heater, easy to loading and unloading;
2, temperature is controlled and is used flange or feeding section temperature feedback device to be connected, and adopts the temperature of the system of self to control, and without the external temperature control device, reaches accurate control heating cooling, guarantees the quality of product;
3, adopt buckle that head and mould is fastening, avoided extruded material to overflow, with heater and mould, be bonded together the difficult problem of handling.
The accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention the present invention does not form inappropriate limitation of the present invention for explaining.In the accompanying drawings:
Fig. 1 shows the structural representation of heater;
Fig. 2 shows the structural representation of plasticizing equipment;
Fig. 3 shows the partial structurtes schematic diagram at the head position of plasticizing equipment.
The specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the present invention in detail.
As shown in Figure 1, the invention provides a kind ofly for improving the heater of the inner plasticizing quality of cable, comprising:
The first circular arc heater 1 and the second circular arc heater 1 ' that one end connects by hinge 4, the looping structure;
The other end of the first circular arc heater 1 and the second circular arc heater 1 ' is provided with the snap part for being connected, and forms opening-closing structure, for the mould 10 that is enclosed within plasticizing equipment;
Further, snap part comprises:
The magnet of the first circular arc heater 1 be separately positioned on and the other end of the second circular arc heater 1 ', formation is fastened and connected;
Also be respectively arranged with the first electrical slot 2 and the second electrical slot 2 ' on the first circular arc heater 1 and the second circular arc heater 1 ', the electrical slot of each heater connects the thermocouple as the temperature feedback device of corresponding site in plasticizing equipment jointly;
Further, be separately installed with the first mould heat insulation plate 3 and the second mould heat insulation plate 3 ' as handgrip on the first circular arc heater 1 and the second circular arc heater 1 ', load and unload on described mould 10 for facilitating described heater;
Preferably, the first mould heat insulation plate 3 and the second mould heat insulation plate 3 ' are separately positioned on the described other end of the first circular arc heater 1 and the second circular arc heater 1 ';
Described snap part is arranged between described the first mould heat insulation plate 3 and the second mould heat insulation plate 3 '.
In embodiment provided by the invention, also disclose the inner plasticizing quality equipment of a kind of raising cable, this equipment comprises: for improving the extruding machine of the inner plasticizing quality of cable inner sheath;
This extruding machine comprises: be built-in with the cabinet 12 of screw rod 13, head 9 and the mould 10 for plastifying cable conductor;
Wherein, cabinet 12 is connected by flange 8 with head 9, and mould 10 is arranged in head 9, and the part of this mould 10 is drawn from head;
Be arranged with the cutting ferrule 14 of tubular on the outer wall of mould 10;
Be arranged with described heater on the outer wall of the cutting ferrule 14 of the mould 10 outside head 9;
Further, the buckle 11 that is provided with tubular on the outer wall of cutting ferrule 14 is connected with head 9 inwalls, for mould 10 is fixing with head 9;
Screw rod 13 in cabinet 12, to head 9 directions, is divided into feeding section 5, melt section 6 and homogenizing zone 7 successively;
Wherein,
Feeding section 5 is for pushing fixed plastics, and, at this section end, before entering melt section 6, guarantees that fixed plastics starts fusing;
Melt section 6 is for fully melting described fixed plastics;
Homogenizing zone 7 keeps certain for the temperature of the plastics that will extrude from melt section 6, and it is certain to guarantee to enter the plastic flow of head.
Further, be provided with a thermocouple as the temperature feedback device at feeding section 5, melt section 6, homogenizing zone 7, flange position 8, head position 9;
Also comprise,
For above-mentioned each section, position provide the switch board of heating power supply;
On this switch board with the power supply interface be connected with each section, position;
Heater is connected with the feeding section of switch board or the power supply interface at flange position.
This switch board also, with a plurality of thermometers for the temperature that shows above-mentioned each section, position, is connected with the thermocouple at each section, position respectively;
The electrical slot of the first circular arc heater 1 and the second circular arc heater 1 ' is connected with the thermocouple at feeding section 5 or flange position 8 by the temperature control system on switch board jointly, the thermocouple temperature that the mould 10 outside described head 9 reaches for feedback.
Be provided with auto temperature controlled system in switch board, after the temperature deviation by each section, position, automatically be adjusted to predefined temperature.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims (9)

1. one kind for improving the heater of the inner plasticizing quality of cable, it is characterized in that, comprising: the loop configuration consisted of at least two circular arc heaters;
Between described each heater, be connected through the hinge,, at least there is one in the link position between described each heater for connecting snap part, forms opening-closing structure, for being enclosed within the mould of plasticizing equipment;
Described each heater band is useful on the electrical slot of heating, and the electrical slot of described each heater is connected to the temperature feedback device of extruding machine corresponding site jointly by temperature control system.
2. device according to claim 1, is characterized in that, described snap part comprises:
Between any two heaters, magnet is installed, formation is fastened and connected.
3. device according to claim 1, is characterized in that, also comprises:
Mould heat insulation plate as handgrip also is installed on described each heater, loads and unloads on described mould for facilitating described heater.
4. a plasticizing equipment that improves the inner plasticizing quality of cable, comprise: for the extruding machine of the inner plasticizing of cable, this extruding machine comprises: be built-in with machine barrel, the head of screw rod and be arranged in described head for plastifying the mould of cable cable core, the part of described mould is extended outside described head;
Described machine barrel is connected by flange with head, and described die surface is arranged with the cutting ferrule of tubular outward, it is characterized in that, on the cutting ferrule outer wall of the described mould outside described head, is arranged with device claimed in claim 1.
5. equipment according to claim 4, is characterized in that, also comprises: be provided with buckle on the sidewall of described cutting ferrule, described buckle and head inwall are connected and fixed, and described mould and described head are fixed.
6. equipment according to claim 4, is characterized in that, described screw rod is divided into feeding section, melt section, homogenizing zone successively to heading;
Described feeding section is for pushing solid plastic;
Described melt section is for carrying out melt to described solid plastic;
Described homogenizing zone is for keeping the plastics temperature after described melt certain, and the flow that enters described head is certain;
Also comprise:
Described feeding section, melt section, homogenizing zone, flange, head are respectively arranged with the thermocouple as the temperature feedback device;
The common thermocouple that connects described feeding section or flange position of the electrical slot of described each heater, the temperature that the mould for feedback outside described head reaches.
7. equipment according to claim 6, is characterized in that, also comprises: band is useful on the switch board that each power supply interface of power supply is provided to described feeding section, melt section, homogenizing zone, flange, head and mold heated respectively;
Also comprise:
Described heater provides heating power supply by described switch board, with the feeding section of described switch board or the power supply interface at flange position, is connected.
8. equipment according to claim 7, it is characterized in that, also comprise: described switch board, also with some thermometers, is connected with the thermocouple at described feeding section, melt section, homogenizing zone, flange position, head position respectively, for showing the temperature value at each position.
9. equipment according to claim 8, is characterized in that, in described switch board, is provided with auto temperature controlled system, after the temperature deviation by each position, automatically is adjusted to predefined temperature.
CN201310424948.5A 2013-09-17 2013-09-17 A kind of heater for improving the inner plasticizing quality of cable and plasticizing equipment Active CN103481495B (en)

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CN201310424948.5A CN103481495B (en) 2013-09-17 2013-09-17 A kind of heater for improving the inner plasticizing quality of cable and plasticizing equipment

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Application Number Priority Date Filing Date Title
CN201310424948.5A CN103481495B (en) 2013-09-17 2013-09-17 A kind of heater for improving the inner plasticizing quality of cable and plasticizing equipment

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CN103481495B CN103481495B (en) 2016-02-10

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105873245A (en) * 2016-06-14 2016-08-17 无锡新辉龙科技有限公司 Clamp buckle type heater for semiconductor vacuum pipeline heating
CN107839190A (en) * 2017-11-22 2018-03-27 四川亚大塑料制品有限公司 Cross-head and mould preheating system
CN111251491A (en) * 2018-12-03 2020-06-09 宁波优禾新材料科技有限公司 A equipment for masterbatch production

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202986062U (en) * 2012-11-26 2013-06-12 深圳市沃尔核材股份有限公司 Heating ring and extrusion head comprising same
CN203622915U (en) * 2013-09-17 2014-06-04 北京亨通斯博通讯科技有限公司 Heating device and plastifying device used for improving cable inner end plastifying quality

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202986062U (en) * 2012-11-26 2013-06-12 深圳市沃尔核材股份有限公司 Heating ring and extrusion head comprising same
CN203622915U (en) * 2013-09-17 2014-06-04 北京亨通斯博通讯科技有限公司 Heating device and plastifying device used for improving cable inner end plastifying quality

Non-Patent Citations (1)

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Title
温变英等: "《高分子材料与加工》", 31 March 2011, 中国轻工业出版社, article "高分子材料成型加工技术", pages: 72-76 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105873245A (en) * 2016-06-14 2016-08-17 无锡新辉龙科技有限公司 Clamp buckle type heater for semiconductor vacuum pipeline heating
CN107839190A (en) * 2017-11-22 2018-03-27 四川亚大塑料制品有限公司 Cross-head and mould preheating system
CN111251491A (en) * 2018-12-03 2020-06-09 宁波优禾新材料科技有限公司 A equipment for masterbatch production

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