CN112917814A - Processing system and processing method of power line plug structure - Google Patents

Processing system and processing method of power line plug structure Download PDF

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Publication number
CN112917814A
CN112917814A CN202110073791.0A CN202110073791A CN112917814A CN 112917814 A CN112917814 A CN 112917814A CN 202110073791 A CN202110073791 A CN 202110073791A CN 112917814 A CN112917814 A CN 112917814A
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CN
China
Prior art keywords
water
pipe
cavity
cooling
cover half
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Pending
Application number
CN202110073791.0A
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Chinese (zh)
Inventor
周雪琦
王满军
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Zhejiang Boxu Electronic Technology Co ltd
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Zhejiang Boxu Electronic Technology Co ltd
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Application filed by Zhejiang Boxu Electronic Technology Co ltd filed Critical Zhejiang Boxu Electronic Technology Co ltd
Priority to CN202110073791.0A priority Critical patent/CN112917814A/en
Publication of CN112917814A publication Critical patent/CN112917814A/en
Pending legal-status Critical Current

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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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/1418—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/1418—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure
    • B29C45/14221—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure by tools, e.g. cutting means
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14639—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles for obtaining an insulating effect, e.g. for electrical components
    • B29C45/14655—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles for obtaining an insulating effect, e.g. for electrical components connected to or mounted on a carrier, e.g. lead frame
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/2602—Mould construction elements
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould
    • B29C45/7312—Construction of heating or cooling fluid flow channels
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould
    • B29C45/7331—Heat transfer elements, e.g. heat pipes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/38—Electroplating: Baths therefor from solutions of copper
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D7/00—Electroplating characterised by the article coated
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/1418—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure
    • B29C2045/14237—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure the inserts being deformed or preformed outside the mould or mould cavity
    • B29C2045/14245—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure the inserts being deformed or preformed outside the mould or mould cavity using deforming or preforming means outside the mould cavity
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould
    • B29C45/7312—Construction of heating or cooling fluid flow channels
    • B29C2045/7318—Construction of heating or cooling fluid flow channels multilayered fluid channel constructions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
    • B29K2705/08—Transition metals
    • B29K2705/10—Copper
    • 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
    • B29L2031/3481—Housings or casings incorporating or embedding electric or electronic elements

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Thermal Sciences (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

The invention relates to a processing system of a power cord plug structure, which comprises a die casting machine for die-casting pins and an injection mold for manufacturing a power cord plug through injection molding, wherein the injection mold comprises a case with a working cavity and a case door movably arranged on the side wall of the case, the working cavity is internally provided with a fixed mold, a movable mold, a driving assembly, an injection molding assembly and a cooling assembly, the upper surface of the fixed mold is provided with a cavity, the driving assembly is used for driving the movable mold to be close to or away from the fixed mold, the injection molding assembly is used for injecting injection molding into the cavity, the cooling assembly is used for cooling the cavity, in daily use, the driving assembly drives the movable mold and the fixed mold to be closed, the injection molding assembly injects liquid plastic material into the cavity to enable the liquid plastic material in the cavity to be rapidly solidified into the power cord plug, after the power cord plug is, the power line plug is taken out, and the cooling assembly improves the solidification speed of the liquid plastic material.

Description

Processing system and processing method of power line plug structure
Technical Field
The invention relates to the technical field of power line plug preparation processes, in particular to a processing system and a processing method of a power line plug structure.
Background
The existing power line plug is generally composed of pins and a shell, after brass is die-cast into the pins by a die-casting machine, the pins are connected with an upper core wire, the pins are placed in an injection mold, the power line plug shell is manufactured by an injection molding mode, the existing injection mold generally comprises a fixed mold and a movable mold driven by a driving assembly, the fixed mold is provided with a cavity, and an injection molding assembly for injecting plastic into the cavity is further arranged, but the existing injection mold for manufacturing the power line plug shell has poor cooling effect, so that the power line plug shell formed after casting cannot be rapidly demolded, and the efficiency of the injection mold for producing the power line plug shell is influenced; the brass used for manufacturing the pins is an alloy mainly composed of copper and zinc, which generally contains lead and cadmium in amounts so as to enhance the hardness, strength and chemical resistance thereof, while heavy metals have an influence on the environment, and the conductivity of the pins manufactured using brass is generally around%, which is yet to be further improved, and thus there is a need for improvement.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a processing system and a processing method of a power cord plug structure, which have high production efficiency and good environmental protection efficiency.
The technical scheme of the invention is realized as follows: the utility model provides a system of processing of power cord plug structure, includes the die casting machine that is used for die-casting to participate in and is used for making the injection mold of power cord plug shell through moulding plastics, its characterized in that: injection mold is including the quick-witted case, the chamber door of movable mounting on quick-witted lateral wall that have the working chamber, be provided with cover half and movable mould, drive assembly, the subassembly and the cooling module of moulding plastics that are used for mutually supporting in the working chamber, be equipped with the die cavity on the cover half top surface, drive assembly is used for the area to order about the movable mould and is close to or keeps away from the cover half, the subassembly of moulding plastics is used for injecting liquid plastic into the die cavity, the cooling module is used for the liquid plastic cooling solidification of acceleration type intracavity.
By adopting the technical scheme, in daily use, the movable mould and the fixed mould are driven to be matched with each other through the driving assembly, the injection molding assembly injects a liquid plastic material into the cavity, the fixed mould is cooled through the cooling assembly, the liquid plastic material in the cavity on the upper surface of the fixed mould is quickly solidified into the power cord plug shell, after the power cord plug shell is cooled and solidified in the cavity, the movable mould is driven to be away from the cavity through the driving assembly, a worker can open the box door and take out the power cord plug in the cavity, the solidification speed of the liquid plastic material in the cavity is improved through the arrangement of the cooling assembly, and the efficiency of manufacturing the power cord plug shell is improved.
The invention is further configured to: the cooling module is including setting up at the baffle on working chamber right side, installing a plurality of atomizer on the lateral wall of baffle towards the cover half, the baffle separates the right side of working chamber for the cushion chamber, be equipped with a plurality of through-holes on the baffle and be used for communicateing each atomizer and cushion chamber, quick-witted case is equipped with the storage water tank outward, the inlet tube with the cushion chamber intercommunication is installed on the right side of machine case, the one end that quick-witted case was kept away from to the inlet tube extends to the inner chamber bottom of storage water tank after passing the top of storage water tank, still installs first suction pump on this inlet tube, the storage water tank top is provided with the filler pipe.
Through adopting above-mentioned technical scheme, in daily use, the staff injects the running water into the inner chamber of storage water tank through the filler pipe, start first suction pump, the running water in the inner chamber of storage water tank is introduced into the cushion chamber through the inlet tube, the water of cushion chamber gets into respectively in each atomizer through a plurality of through-holes, produce the water smoke in the working chamber through atomizer, heat in the liquid plastic material in the die cavity conducts the working chamber through movable mould and cover half, it absorbs to be filled the water smoke in the working chamber, through such mode, accelerate the speed that liquid plastic material cooled and solidified in the die cavity.
The invention is further configured to: the utility model discloses a water storage tank, including work chamber, cover half, stand, water tank, heat conduction piece, heat conduction medium, machine case, the bottom surface of cover half and all be equipped with a plurality of heat conduction pieces on the lateral wall all around, the machine case is equipped with the circulation subassembly that is arranged in introducing the inner chamber of storage water tank after cooling down with the water that gathers in the water tank outside the machine case.
Through adopting above-mentioned technical scheme, in daily use, the heat-conducting medium who sets up in the cover half heat conduction chamber can make the heat in the liquid plastic of injection die cavity transmit the cover half fast to the bottom of cover half and on the lateral wall all around, the area of contact of cover half outer wall and water smoke can be improved to a plurality of heat conduction pieces of setting on cover half bottom surface and lateral wall all around, improve the cooling effect of water smoke to the cover half, thereby make the liquid plastic of die cavity can cool off fast and solidify, the water smoke concentration in the work intracavity risees the back, can condense on cover half and movable mould surface, absorbed the heat on cover half and movable mould surface after, collect in the water collecting tank, introduce the water storage tank after will collecting the water in the water collecting tank through the circulation subassembly, realize the cyclic utilization to the water resource.
The invention is further configured to: the circulation subassembly is including setting up transfer cooler bin and the compressor outside quick-witted case, install the condenser in the inner chamber of transfer cooler bin, the compressor passes through the condensing medium pipeline and is connected with the condenser, the leading water pipe is installed at the top of transfer cooler bin and is used for the inner chamber and the water catch bowl of intercommunication transfer cooler bin, the inner chamber that the outlet pipe is used for the inner chamber of intercommunication transfer cooler bin and storage water tank is installed to the lateral wall bottom of transfer cooler bin, installs the second suction pump on this outlet pipe.
Through adopting above-mentioned technical scheme, in daily use, collect the water that gathers in the basin and get into the inner chamber of transfer cooler bin through the leading water pipe, cool down the water that gets into in the transfer cooler bin through the condenser, make the condenser can continuously cool down the water that gets into in the inner chamber of transfer cooler bin through compressor and condensing medium pipeline, under the effect of second pump, the water after the condenser cooling in the transfer cooler bin passes through the outlet pipe and enters into the water storage tank.
The invention is further configured to: the water mist recovery device is arranged outside the case, the input end of the water mist recovery device is communicated with the working cavity through a water mist recovery pipe, the input end of the water mist recovery device is communicated with an upper transit pipe through a water mist discharge pipe, a lower transit pipe is arranged below the upper transit pipe, the bottom of the upper transit pipe is communicated with the top of the lower transit pipe through a plurality of cooling pipes, the lower transit pipe is communicated with a water diversion pipe through a circulating pipe, and a third water suction pump is arranged on the circulating pipe.
Through adopting above-mentioned technical scheme, in daily use, absorbed the thermal water smoke in cover half and the movable mould through water smoke recoverer in with the working chamber and carried last transit pipe, during the cooling tube that the transit bottom and communicate with lower transit pipe is set up to the process, the heat is dispersed to the outside air from the cooling tube outer wall, make the fog condense into the drop of water and finally flow to in the transit pipe down in the cooling tube, under the effect of third pump, collect in the water that the transit was intraductal down passes through the leading water pipe and gets into the outlet pipe in, get into the transit cooler bin through the outlet pipe.
The invention is further configured to: the heat conducting medium is one or more of aluminum nitride powder, aluminum oxide powder, boron nitride powder and silicon carbide powder.
By adopting the technical scheme, in daily use, one or more heat-conducting media of aluminum nitride powder, aluminum oxide powder, boron nitride powder and silicon carbide powder are arranged in the heat-conducting cavity, so that heat in the liquid plastic in the cavity can be quickly transferred to the bottom of the fixed die and the peripheral side wall, and the cooling and solidification speed of the liquid plastic in the cavity is accelerated.
The invention is further configured to: and one end of the water mist recovery pipe, which is far away from the water mist recoverer, is provided with a wind gathering hopper.
Through adopting above-mentioned technical scheme, in daily use, through the setting of gathering the wind fill, improved the efficiency that the water smoke got into water smoke recovery tube in the work chamber, improved the recovery effect of water smoke recovery tube to the water smoke after absorbing the heat.
The invention is further configured to: and a fan is arranged on the bottom of the water collecting tank and below the fixed die.
Through adopting above-mentioned technical scheme, in daily use, through setting up the fan in the cover half below, can accelerate the flow velocity of water smoke between water catch tank and the cover half, improve the cooling effect of water smoke to the cover half.
The invention is further configured to: the top of the heat conduction cavity is also provided with a heat conduction block.
Through adopting above-mentioned technical scheme, in daily use, the heat conduction piece that sets up at heat conduction chamber top makes the area of contact of heat conduction chamber and heat-conducting medium increase, makes heat-conducting medium can more effectually absorb the heat in the liquid plastic that is located cover half upper square intracavity.
The invention also provides a processing method of the processing system using the power line plug structure, which is characterized by comprising the following steps:
s1: melting the zinc block, then sending the molten zinc block into a die casting machine, and performing die casting to form a rough blank of the pin; s2: degreasing and derusting the rough blank of the pin by using sulfuric acid, washing with water, drying, and finally plating red copper in copper electroplating solution; the copper electroplating solution comprises copper sulfate, copper chloride and sulfuric acid; the concentration of the copper sulfate is between 50 and 100g/L, the concentration of the sulfuric acid is between 150 and 250g/L, the concentration of the copper chloride is between 20 and 50g/L, the pH of the electroplating solution is between 0.1 and 4, the temperature of the electroplating bath is between 20 and 50 ℃, and the electroplating time is between 3 and 6 hours; the thickness of the red copper is between 0.05 and 0.2 mm;
s3: welding core wires on the pins processed in the step S2;
s4: and (3) sending the pins welded with the core wires into an injection mold, and molding a power line plug shell made of a plastic material by an injection molding process to finally form a power line plug finished product with the pins.
By adopting the technical scheme, in daily use, metal zinc is used as a main forming material, a layer of red copper is electroplated on the surface of zinc, the purity of the red copper is high, the copper content can reach more than 99.9%, heavy metals such as lead, cadmium and the like are hardly contained, the copper electroplating solution is more environment-friendly, the conductivity is improved on the basis of ensuring excellent processing performance, the conductivity can reach 30-35%, the electric energy loss is reduced, and the price of zinc is far lower than that of copper, so the production cost is further reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention.
The labels in the figures are:
1-working chamber, 2-machine case, 3-box door, 4-fixed mould, 5-movable mould, 6-mould cavity, 7-clapboard, 8-atomizing nozzle, 9-buffer chamber, 10-through hole, 11-water storage tank, 12-water inlet pipe, 13-first water pump, 14-water feeding pipe, 15-water collecting tank, 16-heat conducting chamber, 17-heat conducting block, 18-transfer cooling box, 19-compressor, 20-condenser, 21-condensing medium pipeline, 22-water leading pipe, 23-water outlet pipe, 24-second water pump, 25-water mist recoverer, 26-water mist recovery pipe, 27-water mist discharge pipe, 28-upper transfer pipe, 29-lower transfer pipe, 30-cooling pipe, 31-circulating pipe, 32-a third water suction pump, 33-an air gathering bucket, 34-a fan, 35-a driving component and 36-an injection molding component.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the present invention discloses a processing system of a power line plug structure, which comprises a die casting machine for die-casting pins and an injection mold for manufacturing a housing of the power line plug through injection molding, wherein in the specific embodiment of the present invention: injection mold is including the quick-witted case 2, the chamber door 3 of movable mounting on quick-witted case 2 lateral wall that have working chamber 1, be provided with in the working chamber 1 and be used for the cover half 4 and movable mould 5, drive assembly 35, the subassembly 36 and the cooling module of moulding plastics of mutually supporting, be equipped with die cavity 6 on the 4 top surfaces of cover half, drive assembly 35 is used for the area to order about movable mould 5 and is close to or keeps away from cover half 4, the subassembly 36 of moulding plastics is used for injecting liquid plastic into in the die cavity 6, the cooling module is used for accelerating the liquid plastic cooling solidification in the die cavity 6.
By adopting the technical scheme, in daily use, the movable mold 5 and the fixed mold 4 are matched with each other through the driving assembly 35, the injection molding assembly 36 injects liquid plastic materials into the cavity 6, the fixed mold 4 is cooled through the cooling assembly, so that the liquid plastic materials in the cavity 6 on the upper surface of the fixed mold 4 are quickly solidified into the power cord plug shell, after the power cord plug shell is cooled and solidified in the cavity 6, the movable mold 5 is driven to be away from the cavity 6 through the driving assembly 35, a worker can open the box door 3 to take out the power cord plug in the cavity 6, and the solidification speed of the liquid plastic materials in the cavity 6 is improved through the arrangement of the cooling assembly, so that the efficiency of manufacturing the power cord plug shell is improved.
In a specific embodiment of the invention: cooling unit is including setting up baffle 7 on working chamber 1 right side, installing a plurality of atomizer 8 on baffle 7 towards the lateral wall of cover half 4, baffle 7 is separated the right side of working chamber 1 for cushion chamber 9, be equipped with a plurality of through-holes 10 on the baffle 7 and be used for communicateing each atomizer 8 and cushion chamber 9, machine case 2 is equipped with storage water tank 11 outward, inlet tube 12 with cushion chamber 9 intercommunication is installed on the right side of machine case 2, the one end that inlet tube 12 kept away from quick-witted case 2 extends to storage water tank 11's inner chamber bottom after passing storage water tank 11's top, still installs first suction pump 13 on this inlet tube 12, storage water tank 11 top is provided with the filler pipe 14 rather than the inner chamber intercommunication.
Through adopting above-mentioned technical scheme, in daily use, the staff pours into the inner chamber of storage water tank 11 with the running water into through filler pipe 14 in, start first suction pump 13, lead the running water in the inner chamber of storage water tank 11 into cushion chamber 9 through inlet tube 12, the water in cushion chamber 9 gets into respectively in each atomizer 8 through a plurality of through-holes 10, produce the water smoke in working chamber 1 through atomizer 8, the heat in the liquid plastic material in the die cavity 6 conducts in working chamber 1 through movable mould 5 and cover half 4, absorbed by the water smoke that is filled in working chamber 1, through such mode, accelerate the speed that the liquid plastic material cooling solidifies in die cavity 6.
In a specific embodiment of the invention: the utility model discloses a water storage tank, including the working chamber 1, cover half 4, the bottom of working chamber 1 is provided with water collecting tank 15, cover half 4 passes through the column mouting on water collecting tank 15's the groove bottom, be equipped with heat conduction chamber 16 in the cover half 4, all be equipped with a plurality of heat conduction pieces 17 on the bottom surface of cover half 4 and the lateral wall all around, be equipped with heat-conducting medium in the heat conduction chamber 16, machine case 2 is equipped with the circulation subassembly that is arranged in introducing the inner chamber of storage water tank 11 after cooling down with the water.
Through adopting the above technical scheme, in daily use, the heat-conducting medium who sets up in cover half 4 in heat conduction chamber 16 can make the heat in the liquid plastic that pours into in the die cavity 6 transmit to cover half 4's bottom and all around on the lateral wall fast, a plurality of heat conduction pieces 17 that set up on cover half 4 bottom surface and lateral wall all around can improve cover half 4 outer wall and the area of contact of water smoke, improve the cooling effect of water smoke to cover half 4, thereby make the liquid plastic in the die cavity 6 can cool off fast and solidify, the water smoke concentration in the working chamber 1 risees the back, can condense on cover half 4 and movable mould 5 surface, absorb the heat on cover half 4 and movable mould 5 surface after, collect in water gathering tank 15, introduce in storage water tank 11 after will collecting the water in water gathering tank 15 through the circulation subassembly, realize the cyclic utilization of water resource.
In a specific embodiment of the invention: circulation subassembly is including setting up transfer cooler bin 18 and the compressor 19 outside quick-witted case 2, install condenser 20 in the inner chamber of transfer cooler bin 18, compressor 19 is connected with condenser 20 through condensing medium pipeline 21, leading water pipe 22 is installed at the top of transfer cooler bin 18 and is used for communicateing the inner chamber and the water catch bowl 15 of transfer cooler bin 18, outlet pipe 23 is installed to the lateral wall bottom of transfer cooler bin 18 and is used for communicateing the inner chamber of transfer cooler bin 18 and the inner chamber of storage water tank 11, installs second suction pump 24 on this outlet pipe 23.
Through adopting above-mentioned technical scheme, in daily use, collect in the water in water collecting tank 15 and get into the inner chamber of transfer cooler 18 through leading water pipe 22, cool down the water that gets into in transfer cooler 18 through condenser 20, make condenser 20 can continuously cool down the water that gets into in the inner chamber of transfer cooler 18 through compressor 19 and condensing medium pipeline 21, under the effect of second suction pump 24, the water after condenser 20 cools down in the transfer cooler 18 passes through outlet pipe 23 and enters into storage water tank 11.
In a specific embodiment of the invention: a water mist recoverer 25 is arranged outside the case 2, the input end of the water mist recoverer 25 is communicated with the working cavity 1 through a water mist recovery pipe 26, the input end of the water mist recoverer is communicated with an upper transit pipe 28 through a water mist discharge pipe 27, a lower transit pipe 29 is arranged below the upper transit pipe 28, the bottom of the upper transit pipe 28 is communicated with the top of the lower transit pipe 29 through a plurality of cooling pipes 30, the lower transit pipe 29 is communicated with the water guide pipe 22 through a circulating pipe 31, and a third water suction pump 32 is arranged on the circulating pipe 31.
By adopting the technical scheme, in daily use, the water mist which absorbs heat in the fixed mold 4 and the movable mold 5 in the working cavity 1 is conveyed into the upper transit pipe 28 through the water mist recovery pipe 26 through the water mist recoverer 25, when the water mist passes through the cooling pipe 30 which is arranged at the bottom of the lower transit pipe 29 and is communicated with the lower transit pipe 29, the heat is radiated into outside air from the outer wall of the cooling pipe 30, the water mist is condensed into water drops in the cooling pipe 30 and finally flows into the lower transit pipe 29, and under the action of the third water suction pump 32, the water collected in the lower transit pipe 29 enters the water outlet pipe 23 through the water guide pipe 22 and enters the transit cooling box 18 through the water outlet pipe 23.
In a specific embodiment of the invention: the heat conducting medium is one or more of aluminum nitride powder, aluminum oxide powder, boron nitride powder and silicon carbide powder.
By adopting the technical scheme, in daily use, one or more heat-conducting media of aluminum nitride powder, aluminum oxide powder, boron nitride powder and silicon carbide powder are arranged in the heat-conducting cavity 16, so that heat in the liquid plastic in the cavity 6 can be quickly transferred to the bottom of the fixed die 4 and the peripheral side walls, and the cooling and solidification speed of the liquid plastic in the cavity 6 is accelerated.
In a specific embodiment of the invention: and an air collecting hopper 33 is arranged at one end of the water mist recovery pipe 26 far away from the water mist recoverer 25.
Through adopting above-mentioned technical scheme, in daily use, through the setting of gathering wind scoop 33, improved the efficiency that water smoke got into water smoke recovery tube 26 in working chamber 1, improved the recovery effect of water smoke recovery tube 26 to the water smoke after absorbing the heat.
In a specific embodiment of the invention: and a fan 34 is arranged on the bottom of the water collecting tank 15 and below the fixed mold 4.
Through adopting above-mentioned technical scheme, in daily use, through setting up fan 34 in cover half 4 below, can accelerate the flow velocity of water smoke between water catch tank 15 and the cover half 4, improve the cooling effect of water smoke to cover half 4.
In a specific embodiment of the invention: the top of the heat conducting cavity 16 is also provided with a heat conducting block 17.
Through adopting above-mentioned technical scheme, in daily use, the heat conduction piece 17 that sets up at heat conduction cavity 16 top makes the area of contact of heat conduction cavity 16 and heat-conducting medium increase, makes heat-conducting medium can more effectually absorb the heat that lies in the liquid plastic in cover half 4 top die cavity 6.
The invention also provides a processing method of the processing system using the power line plug structure, and in a specific embodiment of the invention, the processing method comprises the following steps:
s1: melting the zinc block, then sending the molten zinc block into a die casting machine, and performing die casting to form a rough blank of the pin; s2: degreasing and derusting the rough blank of the pin by using sulfuric acid, washing with water, drying, and finally plating red copper in copper electroplating solution; the copper electroplating solution comprises copper sulfate, copper chloride and sulfuric acid; the concentration of the copper sulfate is between 50 and 100g/L, the concentration of the sulfuric acid is between 150 and 250g/L, the concentration of the copper chloride is between 20 and 50g/L, the pH of the electroplating solution is between 0.1 and 4, the temperature of the electroplating bath is between 20 and 50 ℃, and the electroplating time is between 3 and 6 hours; the thickness of the red copper is between 0.05 and 0.2 mm;
s3: welding core wires on the pins processed in the step S2;
s4: and (3) sending the pins welded with the core wires into an injection mold, and molding a power line plug shell made of a plastic material by an injection molding process to finally form a power line plug finished product with the pins.
By adopting the technical scheme, in daily use, metal zinc is used as a main forming material, a layer of red copper is electroplated on the surface of zinc, the purity of the red copper is high, the copper content can reach more than 99.9%, heavy metals such as lead, cadmium and the like are hardly contained, the copper electroplating solution is more environment-friendly, the conductivity is improved on the basis of ensuring excellent processing performance, the conductivity can reach 30-35%, the electric energy loss is reduced, and the price of zinc is far lower than that of copper, so the production cost is further reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. The utility model provides a system of processing of power cord plug structure, includes the die casting machine that is used for die-casting to participate in and is used for making the injection mold of power cord plug shell through moulding plastics, its characterized in that: injection mold is including quick-witted case (2), the chamber door (3) of movable mounting on quick-witted case (2) lateral wall that have working chamber (1), be provided with in working chamber (1) and be used for cover half (4) and movable mould (5), drive assembly (35), the subassembly (36) and the cooling module of moulding plastics of mutually supporting, be equipped with die cavity (6) on cover half (4) top surface, drive assembly (35) are used for the area to order about movable mould (5) and are close to or keep away from cover half (4), the subassembly (36) of moulding plastics are used for pouring into liquid plastic in to die cavity (6), the cooling module is used for cooling and solidifying with higher speed the liquid plastic in die cavity (6).
2. The system of claim 1, wherein the power cord plug structure further comprises: the cooling component comprises a partition plate (7) arranged on the right side of the working cavity (1) and a plurality of atomizing nozzles (8) arranged on the side wall of the partition plate (7) facing the fixed die (4), the right side of the working cavity (1) is divided into a buffer cavity (9) by the clapboard (7), a plurality of through holes (10) are arranged on the clapboard (7) and are used for communicating each atomizing nozzle (8) and the buffer cavity (9), a water storage tank (11) is arranged outside the case (2), a water inlet pipe (12) communicated with the buffer cavity (9) is arranged on the right side of the case (2), one end of the water inlet pipe (12) far away from the machine case (2) penetrates through the top of the water storage tank (11) and then extends to the bottom of the inner cavity of the water storage tank (11), a first water suction pump (13) is further installed on the water inlet pipe (12), and a water adding pipe (14) communicated with the inner cavity of the water storage tank (11) is arranged at the top of the water storage tank.
3. The system of claim 2, wherein the power cord plug structure further comprises: working chamber (1) bottom undercut is provided with and gathers basin (15), cover half (4) are through column mouting on the tank bottom of gathering basin (15), be equipped with heat conduction chamber (16) in cover half (4), all be equipped with a plurality of heat conduction pieces (17) on the bottom surface of cover half (4) and the lateral wall all around, be equipped with heat-conducting medium in heat conduction chamber (16), machine case (2) are equipped with outward and are arranged in will gathering the water that gathers in basin (15) and carry out the circulation subassembly that introduces in the inner chamber of storage water tank (11) after cooling down.
4. The system of claim 3, wherein the power plug structure further comprises: circulation subassembly is including setting up transfer cooler bin (18) and compressor (19) outside quick-witted case (2), install condenser (20) in the inner chamber of transfer cooler bin (18), compressor (19) are connected with condenser (20) through condensing medium pipeline (21), diversion pipe (22) and water collecting tank (15) that are used for the intercommunication transfer cooler bin (18) are installed at the top of transfer cooler bin (18), outlet pipe (23) are installed to the lateral wall bottom of transfer cooler bin (18) and are used for the inner chamber of intercommunication transfer cooler bin (18) and the inner chamber of storage water tank (11), install second suction pump (24) on this outlet pipe (23).
5. The system of claim 4, wherein the power plug structure further comprises: the water mist recovery device is characterized in that a water mist recovery device (25) is arranged outside the case (2), the input end of the water mist recovery device (25) is communicated with the working cavity (1) through a water mist recovery pipe (26), the input end of the water mist recovery device is communicated with an upper transit pipe (28) through a water mist discharge pipe (27), a lower transit pipe (29) is arranged below the upper transit pipe (28), the bottom of the upper transit pipe (28) is communicated with the top of the lower transit pipe (29) through a plurality of cooling pipes (30), the lower transit pipe (29) is communicated with the water guide pipe (22) through a circulating pipe (31), and a third water suction pump (32) is arranged on the circulating pipe (31).
6. The system of claim 5, wherein the power cord plug structure further comprises: the heat conducting medium is one or more of aluminum nitride powder, aluminum oxide powder, boron nitride powder and silicon carbide powder.
7. The system of claim 6, wherein the power cord plug structure further comprises: and an air collecting hopper (33) is arranged at one end of the water mist recovery pipe (26) far away from the water mist recoverer (25).
8. The system of claim 7, wherein: and a fan (34) is arranged on the bottom of the water collecting tank (15) and below the fixed mold (4).
9. The system of claim 8, wherein: the top of the heat conduction cavity (16) is also provided with a heat conduction block (17).
10. The method of claim 9, comprising the steps of:
s1: melting the zinc block, then sending the molten zinc block into a die casting machine, and performing die casting to form a rough blank of the pin;
s2: degreasing and derusting the rough blank of the pin by using sulfuric acid, washing with water, drying, and finally plating red copper in copper electroplating solution; the copper electroplating solution comprises copper sulfate, copper chloride and sulfuric acid; the concentration of the copper sulfate is between 50 and 100g/L, the concentration of the sulfuric acid is between 150 and 250g/L, the concentration of the copper chloride is between 20 and 50g/L, the pH of the electroplating solution is between 0.1 and 4, the temperature of the electroplating bath is between 20 and 50 ℃, and the electroplating time is between 3 and 6 hours; the thickness of the red copper is between 0.05 and 0.2 mm;
s3: welding core wires on the pins processed in the step S2;
s4: and (3) sending the pins welded with the core wires into an injection mold, and molding a power line plug shell made of a plastic material by an injection molding process to finally form a power line plug finished product with the pins.
CN202110073791.0A 2021-01-20 2021-01-20 Processing system and processing method of power line plug structure Pending CN112917814A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110073791.0A CN112917814A (en) 2021-01-20 2021-01-20 Processing system and processing method of power line plug structure

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Application Number Priority Date Filing Date Title
CN202110073791.0A CN112917814A (en) 2021-01-20 2021-01-20 Processing system and processing method of power line plug structure

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CN112917814A true CN112917814A (en) 2021-06-08

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104617467A (en) * 2015-02-05 2015-05-13 东莞市正好电器有限公司 Process for manufacturing plug pin
DE102016221460A1 (en) * 2016-11-02 2018-05-03 Continental Automotive Gmbh A method for producing a provided with a plastic extrusion connector for a to be arranged in a fuel tank of a motor vehicle fuel pump
CN209224519U (en) * 2018-12-25 2019-08-09 苏州市跃联精密模具有限公司 A kind of cooling device of plastic mould
CN209521223U (en) * 2019-01-30 2019-10-22 苏州隆春精密模具有限公司 A kind of sensor outer housing injection mold
CN209778940U (en) * 2019-01-21 2019-12-13 苏州市润科热处理有限公司 Cooling device for workpiece heat treatment
CN210211253U (en) * 2019-03-13 2020-03-31 新昌县双彩乡亚飞轴承厂 Quick mould cooling equipment
CN111391257A (en) * 2020-03-21 2020-07-10 余芝祥 Vertical injection moulding machine for wire plug
CN211334455U (en) * 2019-12-14 2020-08-25 北京龙苑伟业新材料有限公司 Cooling mold for producing rubber injection molding
CN211683220U (en) * 2019-11-20 2020-10-16 东风河西（大连）汽车饰件系统有限公司 Automotive interior spare injection mold with cooling structure

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104617467A (en) * 2015-02-05 2015-05-13 东莞市正好电器有限公司 Process for manufacturing plug pin
DE102016221460A1 (en) * 2016-11-02 2018-05-03 Continental Automotive Gmbh A method for producing a provided with a plastic extrusion connector for a to be arranged in a fuel tank of a motor vehicle fuel pump
CN209224519U (en) * 2018-12-25 2019-08-09 苏州市跃联精密模具有限公司 A kind of cooling device of plastic mould
CN209778940U (en) * 2019-01-21 2019-12-13 苏州市润科热处理有限公司 Cooling device for workpiece heat treatment
CN209521223U (en) * 2019-01-30 2019-10-22 苏州隆春精密模具有限公司 A kind of sensor outer housing injection mold
CN210211253U (en) * 2019-03-13 2020-03-31 新昌县双彩乡亚飞轴承厂 Quick mould cooling equipment
CN211683220U (en) * 2019-11-20 2020-10-16 东风河西（大连）汽车饰件系统有限公司 Automotive interior spare injection mold with cooling structure
CN211334455U (en) * 2019-12-14 2020-08-25 北京龙苑伟业新材料有限公司 Cooling mold for producing rubber injection molding
CN111391257A (en) * 2020-03-21 2020-07-10 余芝祥 Vertical injection moulding machine for wire plug

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