CN203471995U - Withdrawing device for metal embedding part in injection-molding product - Google Patents

Withdrawing device for metal embedding part in injection-molding product Download PDF

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Publication number
CN203471995U
CN203471995U CN201320525600.0U CN201320525600U CN203471995U CN 203471995 U CN203471995 U CN 203471995U CN 201320525600 U CN201320525600 U CN 201320525600U CN 203471995 U CN203471995 U CN 203471995U
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CN
China
Prior art keywords
control unit
metal insert
temperature
injection
withdrawing device
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Expired - Fee Related
Application number
CN201320525600.0U
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Chinese (zh)
Inventor
陈松林
张松逸
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Anhui Guofeng Plastic Industry Co Ltd
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Anhui Guofeng Plastic Industry Co Ltd
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Priority to CN201320525600.0U priority Critical patent/CN203471995U/en
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Publication of CN203471995U publication Critical patent/CN203471995U/en
Expired - Fee Related legal-status Critical Current
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/62Plastics recycling; Rubber recycling

Abstract

The utility model provides a withdrawing device and method for a metal embedding part in an injection-molding product. The device comprises a heating element, a temperature sensor, a temperature control unit, a time control unit and heating tooling which is used for placing the heating element and the temperature sensor; the heating element is connected with a power supply through the temperature control unit and the time control unit; the output terminal of the temperature sensor is connected with the input terminal of the temperature control unit. According to the device, the proper heating temperature is controlled by the temperature control unit; meanwhile, the proper heating time is set by the time control unit, so that plastic around the metal embedding part is fully fused. Thus the metal embedding part and the plastic are efficiently separated in a manner of environmental friendliness and energy conservation as well as are classified and recycled.

Description

The withdrawing device of metal insert in a kind of injection-molded item
Technical field
The utility model relates to metal insert and takes out technical field, the specifically withdrawing device of metal insert in a kind of injection-molded item.
Background technology
Metal insert injection molding process is a kind of resin by injection after pre-prepd metal material inserts that packs in injection mold, and the material of melting engages with metal insert and solidifies, and makes the forming method of integration product.Resin has formability, bendability, feature that quality is light, and metal has good rigidly, high, the stable on heating feature of Strong degree, and both mutually combine to supplement and can be made into complicated exquisite metallo-plastic integration product.The moulded products that particularly utilizes the insulating properties of resin and the electric conductivity of metal to make, can meet the fundamental characteristics of electric product.So metal insert injection-molded item is very extensive in the application of industrial products.
Because metal and plastics all have higher recycling, be worth, when these industrial products are eliminated or occur defective products in process of manufacture, just metal insert and plastics need to be separated, classification recycles, so recovery operation just becomes very heavy.Conventionally adopt the mode of heat fused plastics that metal insert is carried out separated with plastics.For improving the separative efficiency of metal and plastics, generally all can heating-up temperature be adjusted highlyer, but too high temperature easily makes plastics, thereby produce a large amount of pernicious gases, even make metal insert thermal deformation, for the no problem bad metal insert injection-molded item of the quality of those metal inserts own, if it is also very high that metal insert accounts for the cost proportion of whole goods, if scrapped, will cause very large waste, so must guarantee can not make because heating-up temperature is too high metal insert thermal deformation to damage in removal process, therefore control heating-up temperature and the heat time seems particularly important.And to be also personal habits or experience with operating personnel judge the heat time, the heat time is too short, and it is separated that metal insert and plastics are just difficult to, and the heat time is oversize, can increase energy resource consumption.So control suitable heating-up temperature and heat time by the recovery utilization rate of metal and plastics in raising metal insert injection moulded products, reduce the impact of pernicious gas on environmental and human health impacts, and reduce the energy resource consumption producing in removal process.
Utility model content
The purpose of this utility model is to provide the withdrawing device of metal insert in a kind of injection-molded item, to solve problems of the prior art, this device can regulate and set suitable heating-up temperature and heat time according to the heat distortion temperature of the fusing point of plastics in various injection-molded items and decomposition temperature or metal insert, makes that metal insert is efficient with plastics, environmental protection, energy-conservation separated.
The technical solution of the utility model is:
The withdrawing device of metal insert in a kind of injection-molded item, comprise heating element heater, temperature sensor, temperature control unit, time control unit and for placing the heating frock of described heating element heater and temperature sensor, described heating element heater is connected with power supply with time control unit by temperature control unit, and the output of described temperature sensor is connected with the input of temperature control unit.
In described injection-molded item, the heating element heater of the withdrawing device of metal insert is electric heating tube.
In described injection-molded item, the temperature sensor of the withdrawing device of metal insert is thermocouple.
The withdrawing device of metal insert in described injection-molded item, described temperature control unit comprises temperature controller and contactor, and the output of described temperature sensor is connected with the input of temperature controller, and the output of described temperature controller is connected with the input of contactor; Described heating element heater is connected with power supply with time control unit by contactor.
In described injection-molded item, the time control unit of the withdrawing device of metal insert is the time relay.
The withdrawing device of metal insert in described injection-molded item, this device also comprises power supply indicator, described power supply indicator is connected with power supply by time control unit.
The utility model is according to the different fusion temperatures of plastics in different injection-molded items and decomposition temperature or according to the heat distortion temperature of recycling costly metal insert, by temperature controller, control suitable heating-up temperature, make metal insert plastics around remain on fusing and Undec temperature range, prevent that plastics from producing pernicious gas, or can guarantee the temperature range that metal insert thermal deformation is little, prevent that compared with large thermal deformation, damaging from appearring in metal insert; By the time relay, set the suitable heat time simultaneously, metal insert plastics around are fully melted, reach that metal insert is efficient with plastics, environmental protection, energy-conservation ground is separated and classification recycles object.In addition, owing to not needing operating personnel artificially to judge the separation process of metal insert and plastics, operating personnel can operate many these devices of the present utility model according to the length of heat time simultaneously, thereby reach the object of saving cost of labor.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
The specific embodiment
As shown in Figure 1, a kind of injection moulding metal insert withdrawing device, comprises power supply 1, accessory power supply 2, the time relay 3, power supply indicator 4, temperature controller 5, contactor 6, thermocouple 7, electric heating tube 8 and heating frock 9.Thermocouple 7 and electric heating tube 8 are arranged in heating frock 9; The signal output part of thermocouple 7 connects the signal input part of temperature controller 5, and the signal output part of temperature controller 5 connects the signal input part of contactor 6; Electric heating tube 8 is connected with power supply 1 with the time relay 3 by contactor 6; Power supply indicator 4 is connected with power supply 1 by the time relay 3; Accessory power supply 2 provides working power for temperature controller 5.
According to the size of metal insert injection-molded item, by the time relay 3, set energising duration and the power-off duration of electric heating tube 8; According to fusion temperature and the decomposition temperature of various metal insert injection-molded item plastics, by temperature controller 5, set the heating-up temperature scope (or setting suitable heating-up temperature and heat time according to the heat distortion temperature of recycling costly metal insert and heat time) of electric heating tube 8; Electric heating tube 8 and thermocouple 7 are arranged on and are applicable to carrying out in heating frock 9 that the metal insert thermal conductivity separated from plastic products is good (can design according to different metal insert injection-molded items different heating frocks), needs are reclaimed to separated workpiece 11 to be placed on the workbench 12 that applicable workman operates and workpiece is laid, then will heat frock 9 and insert in metal insert 10, and make metal insert 10 fully contact with heating frock 9 as far as possible; Switch on power 1, the time relay 3 starts timing, power supply indicator 4 lights, electric heating tube 8 starts energising heating, the temperature that thermocouple 7 is sensed is passed to temperature controller 5, and when electric heating tube 8 is heated to the maximum temperature of temperature controller 5 settings, temperature controller 5 orders about and is attached thereto contactor 6 disconnections that connect, thereby cut off the current supply circuit between electric heating tube 8 and power supply 1, electric heating tube 8 stops heating; When the heating-up temperature of electric heating tube 8 drops to the minimum temperature of temperature controller 5 settings, temperature controller 5 orders about and is attached thereto contactor 6 closures that connect, thereby connect the current supply circuit between electric heating tube 8 and power supply 1, electric heating tube 8 starts again energising heating, so circulation, all the time the temperature of heating frock 9 is controlled in the temperature range of temperature controller 5 settings, make metal insert 10 plastics around remain on fusing and Undec temperature range maybe can guarantee the little temperature range of metal insert 10 thermal deformations; And when energising duration that whole time of advent heat time, relay 3 was set, the time relay 3 disconnects, thereby cut off the electricity supply 1, power supply indicator 4 extinguishes, metal insert 10 plastics around are fully melted, now with regard to replaceable another workpiece 11, after the power-off duration arrival that the time relay 3 is set, the time relay 3 closures, power supply 1 will be opened again, power supply indicator 4 lights, and injection moulding metal insert withdrawing device is started working again.Operating personnel can obtain the fully goods of fusing with brass wire brush or air gun cleaning, make metal separated smoothly with plastics.
Injection moulding metal insert withdrawing device of the present utility model can be set different heating-up temperatures and heat time according to the metal insert injection-molded item of unlike material, make in goods metal insert separated smoothly with plastics, and can not cause because temperature is too high plastics to produce pernicious gas, or due to the heat time too short-range missile cause metal insert cannot be completely separated with plastics, can not cause because the heat time is oversize unnecessary energy resource consumption, thereby save to greatest extent the energy resource consumption in metal insert injection-molded item removal process yet.In real work between recovery vehicle, can be according to the length of metal insert injection-molded item heat time, allow operating personnel operate one or more this device, owing to not needing operating personnel ceaselessly to go in operating process artificially to judge that whether metal insert is separated smoothly with plastics, thereby also just saved manpower consumption.In addition, also can set and make the little heating-up temperature of metal insert thermal deformation and heat time as far as possible according to the heat distortion temperature of recycling costly metal insert and heat time, prevent that larger thermal deformation from appearring in metal insert, improve the recovery utilization rate of metal insert injection-molded item, particularly for the no problem bad metal insert injection-molded item of the quality of those metal inserts own, if it is also very high that metal insert accounts for the cost proportion of whole goods, if scrapped, will cause very large waste, so must guarantee can not make because heating-up temperature is too high metal insert thermal deformation to damage in removal process.From the above, this device has not only been saved energy resource consumption and the manpower consumption in metal insert injection-molded item removal process, improved the recovery utilization rate of metal insert injection-molded item, and owing to having controlled the fusion temperature of plastics, can not cause plastics to produce a large amount of pernicious gases, reduce the impact on environmental and human health impacts.
The above embodiment is only that preferred embodiment of the present utility model is described; not scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model, all should fall in the definite protection domain of claims of the present utility model.

Claims (6)

1. the withdrawing device of metal insert in an injection-molded item, it is characterized in that: comprise heating element heater, temperature sensor, temperature control unit, time control unit and for placing the heating frock of described heating element heater and temperature sensor, described heating element heater is connected with power supply with time control unit by temperature control unit, and the output of described temperature sensor is connected with the input of temperature control unit.
2. the withdrawing device of metal insert in injection-molded item according to claim 1, is characterized in that: described heating element heater is electric heating tube.
3. the withdrawing device of metal insert in injection-molded item according to claim 1, is characterized in that: described temperature sensor is thermocouple.
4. the withdrawing device of metal insert in injection-molded item according to claim 1, it is characterized in that: described temperature control unit comprises temperature controller and contactor, the output of described temperature sensor is connected with the input of temperature controller, and the output of described temperature controller is connected with the input of contactor; Described heating element heater is connected with power supply with time control unit by contactor.
5. the withdrawing device of metal insert in injection-molded item according to claim 1, is characterized in that: described time control unit is the time relay.
6. the withdrawing device of metal insert in injection-molded item according to claim 1, is characterized in that: this device also comprises power supply indicator, and described power supply indicator is connected with power supply by time control unit.
CN201320525600.0U 2013-08-27 2013-08-27 Withdrawing device for metal embedding part in injection-molding product Expired - Fee Related CN203471995U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320525600.0U CN203471995U (en) 2013-08-27 2013-08-27 Withdrawing device for metal embedding part in injection-molding product

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320525600.0U CN203471995U (en) 2013-08-27 2013-08-27 Withdrawing device for metal embedding part in injection-molding product

Publications (1)

Publication Number Publication Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103419302A (en) * 2013-08-27 2013-12-04 安徽国风塑业股份有限公司 Taking-out device of metal insert in injection molded product and taking-out method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103419302A (en) * 2013-08-27 2013-12-04 安徽国风塑业股份有限公司 Taking-out device of metal insert in injection molded product and taking-out method thereof
CN103419302B (en) * 2013-08-27 2015-09-30 安徽国风塑业股份有限公司 The withdrawing device of metal insert and removing method thereof in a kind of injection-molded item

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140312

Termination date: 20140827

EXPY Termination of patent right or utility model