WO2019076312A1 - 一种塑料水龙头本体及其制造模具 - Google Patents

一种塑料水龙头本体及其制造模具 Download PDF

Info

Publication number
WO2019076312A1
WO2019076312A1 PCT/CN2018/110597 CN2018110597W WO2019076312A1 WO 2019076312 A1 WO2019076312 A1 WO 2019076312A1 CN 2018110597 W CN2018110597 W CN 2018110597W WO 2019076312 A1 WO2019076312 A1 WO 2019076312A1
Authority
WO
WIPO (PCT)
Prior art keywords
core
inlet
mold
molding cavity
injection molding
Prior art date
Application number
PCT/CN2018/110597
Other languages
English (en)
French (fr)
Inventor
祝传宝
Original Assignee
路达(厦门)工业有限公司
百路达（厦门）工业有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 路达(厦门)工业有限公司, 百路达（厦门）工业有限公司 filed Critical 路达(厦门)工业有限公司
Priority to US16/619,417 priority Critical patent/US11524436B2/en
Publication of WO2019076312A1 publication Critical patent/WO2019076312A1/zh
Priority to US17/981,949 priority patent/US20230060483A1/en

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • 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
    • B29C45/36—Moulds having means for locating or centering cores
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/76—Cores
    • 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
    • B29C45/14336—Coating a portion of the article, e.g. the edge of the article
    • 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
    • B29C45/32—Moulds having several axially spaced mould cavities, i.e. for making several separated articles
    • 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
    • B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
    • B29C45/332—Mountings or guides therefor; Drives therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • 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
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/4005—Ejector constructions; Ejector operating mechanisms
    • 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
    • B29C45/36—Moulds having means for locating or centering cores
    • B29C2045/363—Moulds having means for locating or centering cores using a movable core or core part
    • 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
    • B29C45/14598—Coating tubular articles
    • 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
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/04—Water-basin installations specially adapted to wash-basins or baths

Definitions

  • the invention belongs to the technical field of machinery, and in particular relates to a plastic faucet body and a manufacturing mold thereof.
  • the existing faucet body is generally substantially H-shaped, and includes two left and right valve seat portions and a connecting portion between the valve seat portions; each of the valve seat portions is formed with a mounting groove for respectively providing a valve
  • the body is installed, and each of the opposite valve bodies can be rotated and controlled by a handle; a central flow passage is formed in the connecting portion, the two ends of which are respectively connected to the mounting pockets of the valve seat portion, and at least one water outlet is disposed at the middle to communicate with the center
  • the water passage can be connected to a water outlet member such as a tap water outlet pipe or a shower head; the current faucet body structure is mostly made of metal copper, but the process is complicated. The disadvantage of poor sealing and high cost.
  • the related technology adopts the secondary injection molding process, but the secondary injection molding has the leakage problem of the injection molding joint surface.
  • the invention of the bulletin No. CN201475461U discloses a faucet inner core body.
  • the integrally formed water channel body of the injection molding structure is provided with a cold inlet pipe and a hot inlet pipe, and the cold inlet pipe and the hot inlet pipe have a cold water inlet passage and a hot water inlet passage, and between the cold inlet pipe and the hot inlet pipe.
  • a beam is connected, the beam has a lateral core-passing passage communicating with the cold water inlet passage, a lateral core-pulling passage communicating with the hot water inlet passage, and a water outlet, and the above-mentioned lateral core-passing passage communicating with the cold water inlet passage
  • the lateral core-passing passage and the water outlet communicating with the hot water inlet passage form an integrally formed waterway main body of the internal three-way, and the lateral core-boring hole on the integrally formed waterway main body is provided with a sealing sealing plug.
  • the faucet inner core body of the above patent includes an integrally formed waterway body and an overmolded package, which requires two injection moldings, and a seal such as a sealing sealing plug is required between the two injection molding processes.
  • the object of the invention is to provide a novel plastic faucet body and a manufacturing mold thereof for one-time integrated injection molding in order to simplify the process flow, reduce the secondary forming package, facilitate the production of multiple molds, reduce the cost and improve the production efficiency.
  • a plastic faucet body includes a left inlet pipe and a right inlet pipe, and a connecting beam is disposed between the left inlet pipe and the right inlet pipe, and a water outlet is disposed at an intermediate position of the connecting beam, and the left beam is internally disposed
  • the left water inlet is connected to the left water pipe
  • the right horizontal beam is internally provided with a right water inlet
  • the right water inlet is connected with the right water pipe
  • the left water inlet and the right water inlet are connected with the water outlet.
  • the other end of the left beam is provided with a left core channel communicating with the left water inlet
  • the other end of the right beam is provided with a right core channel communicating with the right water inlet, the left water inlet and the right water inlet
  • the axis is parallel; the left and right inlet pipes are connected with copper pipes; and the copper pipes are respectively connected with the corresponding left inlet pipe and right inlet pipe.
  • the distance between the end surface of the left core channel and the right core channel and the axis of the water outlet is equal to the outer diameter of the water outlet.
  • the left inlet channel is parallel to the axis of the right inlet channel.
  • left and right core pulling channels are provided with a sealing plug and a sealing ring.
  • the right inlet pipe, the left inlet pipe and the water outlet are parallel to each other.
  • the angle between the axis of the water outlet and the plane of the axes of the left and right water inlet pipes is 45°.
  • a mold for manufacturing the plastic faucet body comprising a fixed mold, a movable mold and a core mount, wherein the core mount is provided with a left inlet core, a right inlet core and a water outlet core, the fixing
  • the working surface of the mold is provided with a first injection molding cavity
  • the working surface of the moving mold is provided with a second injection molding cavity
  • the first injection molding cavity and the second injection molding cavity cooperate to form an injection molding cavity
  • the cavity includes a nozzle flow channel and a product molding cavity
  • the core of the core mounting seat is sleeved in a corresponding cavity of the product molding cavity
  • the second injection molding cavity is provided with a right side core pulling hole
  • the right The lateral core pulling hole is provided with a left water inlet core pulling rod
  • the first injection molding cavity is provided with a left side core pulling hole
  • the left side pulling core hole is provided with a right water inlet core pulling rod.
  • the fixed mold and the movable mold are each provided in plurality, and the plurality of fixed molds and the movable mold are disposed at intervals on the horizontal surface.
  • the fixed mold and the moving mold have two working faces, one working surface is provided with a first injection molding cavity, and the other working surface is provided with a second injection molding cavity.
  • the invention integrates the main body of the copper pipe and the faucet waterway at one time, thereby reducing the assembly process of the secondary forming and the related parts, reducing the cost and greatly improving the production efficiency.
  • the sealing method of the invention adopts a sealing plug and a sealing ring method, thereby improving the overall sealing performance.
  • the core pulling method of the novel plastic faucet body of the invention is a zigzag misaligned core pulling, and the fixed mold and the moving mold can be arranged at a plurality of intervals, that is, one mold multi-hole production, thereby further improving production efficiency.
  • Figure 1 is a front view of the present invention
  • Figure 2 is a schematic view of the structure of the present invention.
  • Figure 3 is a schematic view of a mold of the present invention.
  • Figure 4 is a schematic view of the core mounting seat of the present invention.
  • Figure 5 is a plan view of the mold base of the present invention.
  • a novel plastic faucet body comprises a left inlet pipe 1, a right inlet pipe 2, a connecting beam 3 disposed between the left inlet pipe 1 and the right inlet pipe 2, and the connecting beam 3 is zig-shaped, and a connecting position is arranged in the middle of the connecting beam 3.
  • the nozzle 31, the left beam of the connecting beam 3 is provided with a left water inlet 32, the left water channel 32 is connected with the left water pipe 1, the right beam of the connecting beam 3 is provided with a right water inlet, and the right water channel is connected with the right water pipe 2, left.
  • the water inlet 32, the right inlet and the water outlet 31 are connected, the other end of the left beam is provided with a left core passage 33 communicating with the left inlet 32, and the other end of the right beam is provided with a right core passage communicating with the right inlet, left
  • the right inlet pipe is embedded with two threaded copper pipes 4, and the copper pipe 4 is integrally formed with the new plastic faucet body; the copper pipes 4 are respectively connected with the corresponding left inlet pipe 1 and the right inlet pipe 2.
  • the distance between the end surface of the left core pulling passage 33 and the right core pulling passage and the axis of the water outlet is equal to the outer diameter of the water outlet.
  • the axes of the left inlet channel 32 and the right inlet channel are parallel;
  • left and right core pulling passages are provided with a sealing plug 5 and a sealing ring 6.
  • the right inlet pipe 1, the left inlet pipe 2 and the water outlet 31 are parallel to the axis.
  • the angle between the axis of the water outlet 31 and the plane of the axes of the left and right water inlet pipes is 45°.
  • a mold for manufacturing a novel plastic faucet body comprising a mold base, a fixed mold 20, a movable mold 30 and a core mount 40, and the fixed mold 20, the movable mold 30 and the core mount 40 are disposed in a mold movable groove of the mold base 11 , the core mounting seat 40 is provided with a left water inlet core 401, a right water inlet core 402 and a water outlet core 403.
  • the working surface of the fixed mold 20 is provided with a first injection molding cavity, and the working surface of the movable mold 30 a second injection molding cavity is provided, the first injection molding cavity and the second injection molding cavity cooperate to form an injection molding cavity, the injection molding cavity comprises a nozzle flow channel and a product molding cavity, and the left inlet die core 401 of the core mounting seat 40, The right inlet mold core 402 and the water outlet core 403 are sleeved in a corresponding chamber of the product molding cavity, the second injection molding cavity is provided with a right side core pulling hole 301, and the right side pulling core hole 301 is provided with a left side.
  • the water pump core pulling rod 12, the first injection molding cavity is provided with a left side core pulling hole 201
  • the left side pulling core hole 201 is provided with a right water inlet core pulling rod 13
  • the mold base is provided with a left side pulling core passage 14, The right side is directed to the core passage 15.
  • a plurality of the fixed mold 20 and the movable mold 30 are provided, and the plurality of fixed molds 20 and the movable mold 30 are spaced apart on a horizontal surface.
  • the fixed mold 20 and the movable mold 30 have two working faces, one working surface is provided with a first injection molding cavity, and the other working surface is provided with a second injection molding cavity.
  • the water channel body and the copper pipe are injection molded at one time, which reduces the injection molding of the secondary wrapping parts, reduces the cost, and greatly improves the production efficiency. It can also be used for multi-hole production to further improve production efficiency.
  • a new type of plastic faucet body comprises a left inlet pipe 1, a right inlet pipe 2, a connecting beam 3 disposed between the left inlet pipe 1 and the right inlet pipe 2, and a water outlet 31 is arranged at an intermediate position of the connecting beam 3, and the connecting beam 3 is connected
  • the left beam is connected to the left inlet pipe 1
  • the left beam is internally provided with a left inlet 32
  • the left inlet 32 is connected to the left water pipe 1
  • the right beam connecting the beams is connected to the right inlet pipe 2
  • the right beam is provided with a right inlet.
  • the right inlet channel is connected to the right water pipe 2, the left inlet channel 32, the right inlet channel and the water outlet 31 are connected, the left beam is provided with a left core channel 33 coaxially communicating with the left inlet channel 32, and the right beam is provided with a right inlet channel Coaxially connected right core channel.
  • the left and right inlet pipes are connected with two threaded copper pipes 4, and the copper pipes 4 are integrally formed with the new plastic faucet body; the copper pipes 4 are respectively connected with the corresponding left inlet pipe 1 and the right inlet pipe 2.
  • the main body of the copper pipe and the faucet water channel are integrally formed at one time, thereby reducing the assembly process of the secondary forming package and the related parts, reducing the cost and greatly improving the production efficiency.
  • the axes of the left inlet channel 32 and the right inlet channel are parallel; the axes of the right inlet pipe 1, the left inlet pipe 2 and the water outlet 31 are parallel.
  • the left inlet channel 32 of this embodiment is parallel to the axis of the right inlet channel, and the axes of the left and right inlet pipes and the water outlet are also parallel, so that the manufacturing mold has a simple structure and is convenient for multi-cavity manufacturing. Increase productivity.
  • the axes of the left inlet channel 32 and the right inlet channel are parallel; the angle between the axis of the water outlet 31 and the plane of the axes of the left and right inlet pipes is 45°.
  • the left inlet channel 32 of this embodiment is parallel to the axis of the right inlet channel, which facilitates manufacturing and increases productivity.
  • the angle between the water outlet and the plane formed by the axes of the left and right inlet pipes is 45°, which is convenient for various occasions.
  • the left and right core pulling passages are provided with a sealing plug 5 and a sealing ring 6.
  • the sealing method adopts a sealing plug and a sealing ring method, thereby improving the overall sealing performance.
  • a mold for manufacturing a novel plastic faucet body comprising a mold base, a fixed mold 20, a movable mold 30 and a core mount 40, and the fixed mold 20, the movable mold 30 and the core mount 40 are disposed in a mold movable groove of the mold base 11 , the core mounting seat 40 is provided with a left water inlet core 401, a right water inlet core 402 and a water outlet core 403.
  • the working surface of the fixed mold 20 is provided with a first injection molding cavity, and the working surface of the movable mold 30
  • the second injection molding cavity is arranged, the first injection molding cavity and the second injection molding cavity cooperate to form an injection molding cavity, the injection molding cavity comprises a nozzle flow channel and a product molding cavity, and the injection molding cavity comprises a nozzle flow channel and a product molding cavity, and the mold
  • the left inlet mold core 401, the right water inlet mold core 402 and the water outlet core 403 of the core mounting seat 40 are sleeved in a corresponding chamber of the product molding cavity, and the second injection molding cavity is provided with a right side core pulling hole 301.
  • the right side of the core pulling hole 301 is provided with a left inlet core pulling rod 12
  • the first injection molding cavity is provided with a left side core pulling hole 201
  • the left side pulling core hole 201 is provided with a right water inlet core pulling rod 13
  • the mold base is provided with a left side core pulling passage 14 and a right side core pulling passage 15
  • the fixed mold 20 and the moving mold 30 are closed, at which time the product forming cavity formed by the two packages the core mounting seat 40, and the left and right water inlet core pulling rods are inserted into the corresponding left and right sides.
  • the core channel re-jecting glue, holding pressure, cooling, pulling the left and right water intake core rods along the corresponding left and right sides to the core pulling passage, opening the mold, that is, obtaining the corresponding product waterway main body, and then using the sealing plug Seal with the seal ring.
  • the invention integrates the main body of the copper pipe and the faucet waterway at one time, reduces the assembly process of the secondary forming and the related parts, reduces the cost, and greatly improves the production efficiency.
  • a mold for manufacturing a novel plastic faucet body includes a mold base, a fixed mold 20, a movable mold 30 and a core mount 40, and the fixed mold 20, the movable mold 30 and the core mount 40 are both
  • the mold core mounting seat 40 is disposed in the mold movable slot 11 of the mold base, and the core mounting seat 40 is provided with a left water inlet core 401, a right water inlet core 402 and a water outlet core 403, and the fixed mold 20 and the movable mold 30 have two working functions.
  • a working surface is provided with a first injection molding cavity, and the other working surface is provided with a second injection molding cavity.
  • the first injection molding cavity and the second injection molding cavity cooperate to form an injection molding cavity, and the injection molding cavity includes a nozzle flow channel and
  • the product molding cavity, the left inlet die core 401, the right inlet die core 402 and the water outlet die core 403 of the core mount 40 are sleeved in the corresponding chamber of the product molding cavity, and the second injection cavity is provided with the right side.
  • the right side pulling core hole 301 is provided with a left inlet core pulling rod 12
  • the first injection molding cavity is provided with a left side core pulling hole 201
  • the left side pulling core hole 201 is provided with a right water inlet hole
  • the core pulling rod 13 is provided with a left side to the core pulling passage 14 and a right side Core pulling channel 15.
  • the fixed mold 20 and the movable mold 30 are each provided in plurality, and the plurality of fixed molds 20 and the movable mold 30 are spaced apart on the horizontal surface, and the fixed mold 20 and the movable mold 30 have two working faces, and one working surface is provided with the first injection molding.
  • the cavity is provided with a second injection molding cavity on the other working surface.
  • the fixed mold 20 and the movable mold 30 can be disposed at a plurality of intervals, that is, one-mode multi-hole production, thereby further improving production efficiency.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

一种塑料水龙头本体及其制造模具，包括左进水管（1）、右进水管（2），左进水管（1）和右进水管（2）之间设置有连接横梁（3），左进水管（1）、右进水管（2）分别嵌入有带螺纹的铜管（4），铜管（4）与塑料水龙头本体一次一体成型，铜管（4）分别与对应的左进水管（1）、右进水管（2）连通。

Description

一种塑料水龙头本体及其制造模具 技术领域
本发明属于机械技术领域，具体涉及一种塑料水龙头本体及其制造模具。
背景技术
现有出水龙头本体通常大致呈H状，包括有左、右两个阀座部位、一位于所述阀座部位间的连接部位；阀座部位内各形成有一安装容槽，可分别供一阀体安装，并可由一把手旋调控制各相对阀体；连接部位内形成有一中央流道，其二端分别连通于阀座部位的安装容槽，且中间处设置有至少一出水口连通所述中央流道，该出水口可供连接水龙头出水管或花洒等出水构件；目前的水龙头本体结构多为金属铜一体铸造而成，但是存在工艺复杂、。密封不好、成本较高的缺点。
为了克服金属水龙头的缺点，目前有相关技术采用了二次注塑工艺，但是二次注塑存在注塑结合面渗漏问题，如图一所示，公告号为CN201475461U的发明公开了一种龙头内芯本体注塑结构，该注塑结构的一体成型水道主体上设有冷进水管、热进水管，冷进水管和热进水管上有冷进水通道和热进水通道，冷进水管和热进水管之间连接有横梁，横梁上有与冷进水通道相通的侧向抽芯通道、与热进水通道相通的侧向抽芯通道、出水口，上述的与冷进水通道相通的侧向抽芯通道、与热进水通道相通的侧向抽芯通道、出水口形成内部三通的一体成型水道主体，一体成型水道主体上的侧向抽芯孔上设有密封密封塞。然而，上述专利的龙头内芯本体包括一体成型水道主体及二次注塑包裹件，需要两次注塑，两次注塑工艺流程之间还需要组装密封密封塞等密封件。
发明内容
本发明的目的在于：为了简化工艺流程，减少二次成型包裹，便于一模多穴生产，降低成本提高生产效率，提供了一种一次一体注塑成型的新型塑料水龙头本体及其制造模具。
本发明采用的技术方案如下：
一种塑料水龙头本体，包括左进水管、右进水管，所述左进水管和所述右进水管之间设置有连接横梁，所述连接横梁中间位置设置有出水口，所述左横梁内部设置有左进水道，所述左进水道与左水管连通，所述右横梁内部设置有右进水道，所述右进水道与右水管连通，所述左进水道、右进水道与出水口连通，所述左横梁的另一端设置有与左进水道连通的左抽芯通道，所述右横梁的另一端设置有与右进水道连通的右抽芯通道，所述左进水道、右进水道的轴线平行；所述左、右进水管均连接有铜管；所述铜管分别与对应的左进水管、右进水管连通。
进一步的，所述左抽芯通道、右抽芯通道的端面与出水口轴线的距离等于出水口的外径。
进一步的，所述左进水道与右进水道的轴线平行。
进一步的，所述左、右抽芯通道设置有密封塞与密封圈。
进一步的，所述右进水管、左进水管与出水口的轴线平行。
进一步的，所述出水口的轴线和左、右进水管的轴线所在平面的夹角为45°。
一种制造上述塑料水龙头本体的模具，包括固定模、移动模和模芯安装座，所述模芯安装座设置有左进水口模芯、右进水口模芯和出水口模芯，所述固定模的工作面设置有第一注塑型腔，所述移动模的工作面设置有第二注塑型腔，所述第一注塑型腔和第二注塑型腔配合形成注塑型腔，所述注塑型腔包括水口流道和产品成型腔，所述模芯安装座的模芯套设在产品成型腔对应的腔室中，所述第二注塑型腔设置有右侧向抽芯孔，所述右侧向抽芯孔设置有左进水道抽芯杆，所述第一注塑型腔设置有左侧向抽芯孔，所述左侧向抽芯孔设置有右进水道抽芯杆。
进一步的，所述固定模和移动模均设置有多个，多个固定模和移动模在水平面上间隔设置。
进一步的，所述固定模和移动模均有两个工作面，一个工作面设置有第一注塑型腔，另一个工作面设置有第二注塑型腔。
综上所述，由于采用了上述技术方案，本发明的有益效果是：
1、本发明将铜管、水龙头水道主体一次一体成型，减少了二次成型包括及相关散件的组装工序，降低了成本，大大提高了生产效率。
2、本发明的密封方式采用密封塞加密封圈方式，提高了整体的密封性能。
3、本发明的新型塑料水龙头本体的抽芯方式为z字形错位抽芯，以及 固定模和移动模可以多个间隔设置，即一模多穴生产，进一步提高生产效率。
附图说明
图1为本发明的主视图；
图2为本发明的结构示意图；
图3为本发明的模具示意图；
图4为本发明的模芯安装座示意图；
图5为本发明的模具底座俯视图；
图中标记：1-左进水管，2-右进水管，3-连接横梁，31-出水口，32-左进水道，33-左抽芯通道，4-铜管，5-密封塞，6-密封圈，11-模具活动槽，12-左进水道抽芯杆，13-右进水道抽芯杆，14-左侧向抽芯通道、15-右侧向抽芯通道，20-固定模，201-左侧向抽芯孔30-移动模，301-右侧向抽芯孔，40-模芯安装座，401-左进水口模芯，402-右进水口模芯，403-出水口模芯
具体实施方式
为了使本发明的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本发明进行进一步详细说明。应当理解，此处所描述的具体实施例仅用以解释本发明，并不用于限定本发明。
一种新型塑料水龙头本体，包括左进水管1、右进水管2，左进水管1和右进水管2之间设置有连接横梁3，连接横梁3为z字形，连接横梁3中间位置设置有一出水口31，连接横梁3的左横梁内部设置有左进水道32，左进水道32与左水管1连通，连接横梁3的右横梁内部设置有右进水道，右进水道与右水管2连通，左进水道32、右进水道与出水口31连通，左横梁另一端设置有与左进水道32连通的左抽芯通道33，右横梁另一端设置有与右进水道连通的右抽芯通道，左、右进水管嵌入有带两根带螺纹的铜管4，铜管4与新型塑料水龙头本体一体成型；铜管4分别与对应的左进水管1、右进水管2连通。
进一步的，所述左抽芯通道33、右抽芯通道的端面与出水口轴线的距离等于出水口的外径。
进一步的，左进水道32、右进水道的轴线平行；
进一步的，左、右抽芯通道设置有密封塞5与密封圈6。
进一步的，右进水管1、左进水管2与出水口31的轴线平行。
进一步的，出水口31的轴线和左、右进水管的轴线所在平面的夹角为 45°。
一种制造新型塑料水龙头本体的模具，包括模具底座、固定模20、移动模30和模芯安装座40，固定模20、移动模30和模芯安装座40均设置在模具底座的模具活动槽11内，模芯安装座40设置有左进水口模芯401、右进水口模芯402和出水口模芯403，固定模20的工作面设置有第一注塑型腔，移动模30的工作面设置有第二注塑型腔，第一注塑型腔和第二注塑型腔配合形成注塑型腔，注塑型腔包括水口流道和产品成型腔，模芯安装座40的左进水口模芯401、右进水口模芯402和出水口模芯403套设在产品成型腔对应的腔室中，第二注塑型腔设置有右侧向抽芯孔301，右侧向抽芯孔301设置有左进水道抽芯杆12，第一注塑型腔设置有左侧向抽芯孔201，左侧向抽芯孔201设置有右进水道抽芯杆13，模具底座设置有左侧向抽芯通道14、右侧向抽芯通道15。
进一步的，固定模20和移动模30均设置有多个，多个固定模20和移动模30在水平面上间隔设置。
进一步的，固定模20和移动模30均有两个工作面，一个工作面设置有第一注塑型腔，另一个工作面设置有第二注塑型腔。
本发明在生产过程中，水道本体和铜管一次注塑成型，减少了二次包裹件注塑，降低了成本，大大提高了生产效率。也可以一模多穴生产，进一步提高生产效率。
实施例1
一种新型塑料水龙头本体，包括左进水管1、右进水管2，左进水管1和右进水管2之间设置有连接横梁3，连接横梁3中间位置设置有一出水口31，连接横梁3的左横梁与左进水管1连接，左横梁内部设置有左进水道32，左进水道32与左水管1连通，连接横梁的右横梁与右进水管2连接，右横梁内部设置有右进水道，右进水道与右水管2连通，左进水道32、右进水道与出水口31连通，左横梁设置有与左进水道32同轴连通的左抽芯通道33，右横梁设置有与右进水道同轴连通的右抽芯通道。左、右进水管连接有两根带螺纹的铜管4，铜管4与新型塑料水龙头本体一体成型；铜管4分别与对应的左进水管1、右进水管2连通。
该实施例将铜管、水龙头水道主体一次一体成型，减少了二次成型包裹及相关散件的组装工序，降低了成本，大大提高了生产效率。
实施例2
在实施例一的基础上，左进水道32、右进水道的轴线平行；右进水管1、 左进水管2与出水口31的轴线平行。
该实施例的的左进水道32与右进水道的轴线平行，左、右进水管与出水口的轴线也平行，使得制造模具结构简单，便于一模多穴制造。提高生产效率。
实施例3
在实施例一的基础上，左进水道32、右进水道的轴线平行；出水口31的轴线和左、右进水管的轴线所在平面的夹角为45°。
该实施例的的左进水道32与右进水道的轴线平行，利于制造，提高生产率。出水口与左、右进水管的轴线形成的平面的夹角为45°，便于适应多种场合。
实施例4
在实施例二或三的基础上，左、右抽芯通道设置有密封塞5与密封圈6。
该实施例中密封方式采用密封塞加密封圈方式，提高了整体的密封性能。
实施例5
一种制造新型塑料水龙头本体的模具，包括模具底座、固定模20、移动模30和模芯安装座40，固定模20、移动模30和模芯安装座40均设置在模具底座的模具活动槽11内，模芯安装座40设置有左进水口模芯401、右进水口模芯402和出水口模芯403，固定模20的工作面设置有第一注塑型腔，移动模30的工作面设置有第二注塑型腔，第一注塑型腔和第二注塑型腔配合形成注塑型腔，注塑型腔包括水口流道和产品成型腔，注塑型腔包括水口流道和产品成型腔，模芯安装座40的左进水口模芯401、右进水口模芯402和出水口模芯403套设在产品成型腔对应的腔室中，第二注塑型腔设置有右侧向抽芯孔301，右侧向抽芯孔301设置有左进水道抽芯杆12，第一注塑型腔设置有左侧向抽芯孔201，左侧向抽芯孔201设置有右进水道抽芯杆13，模具底座设置有左侧向抽芯通道14、右侧向抽芯通道15。
在生产过程中，将固定模20和移动模30合拢，此时两者形成的产品成型腔将模芯安装座40包裹，将左、右进水道抽芯杆插入相应的左、右侧向抽芯通道中，再射胶，保压，冷却，将左、右进水道抽芯杆沿相应的左、右侧向抽芯通道抽出，开模，即得到相应的产品水道主体，再用密封塞和密封圈密封即可。
本发明将铜管、水龙头水道主体一次一体成型，减少了二次成型包括及相关散件的组装工序，降低了成本，大大提高了生产效率。
实施例6
在实施例五的基础上，一种制造新型塑料水龙头本体的模具，包括模具底座、固定模20、移动模30和模芯安装座40，固定模20、移动模30和模芯安装座40均设置在模具底座的模具活动槽11内，模芯安装座40设置有左进水口模芯401、右进水口模芯402和出水口模芯403，固定模20和移动模30均有两个工作面，一个工作面设置有第一注塑型腔，另一个工作面设置有第二注塑型腔，第一注塑型腔和第二注塑型腔配合形成注塑型腔，注塑型腔包括水口流道和产品成型腔，模芯安装座40的左进水口模芯401、右进水口模芯402和出水口模芯403套设在产品成型腔对应的腔室中，第二注塑型腔设置有右侧向抽芯孔301，右侧向抽芯孔301设置有左进水道抽芯杆12，第一注塑型腔设置有左侧向抽芯孔201，左侧向抽芯孔201设置有右进水道抽芯杆13，模具底座设置有左侧向抽芯通道14、右侧向抽芯通道15。固定模20和移动模30均设置有多个，多个固定模20和移动模30在水平面上间隔设置，固定模20和移动模30均有两个工作面，一个工作面设置有第一注塑型腔，另一个工作面设置有第二注塑型腔。
本实施例的可以实现固定模20和移动模30可以多个间隔设置，即一模多穴生产，进一步提高生产效率。
以上所述仅为本发明的较佳实施例而已，并不用以限制本发明，凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本发明的保护范围之内。

Claims (9)

  1. 一种塑料水龙头本体，包括左进水管(1)、右进水管(2)，所述左进水管(1)和所述右进水管(2)之间设置有连接横梁(3)，其中，所述连接横梁(3)上设置有出水口(31)，所述连接横梁(3)的左横梁内部设置有左进水道(32)，所述左进水道(32)与左水管(1)连通，所述连接横梁的右横梁内部设置有右进水道，所述右进水道与右水管(2)连通，所述左进水道(32)、右进水道与所述出水口(31)连通，所述左横梁另一端设置有与所述左进水道(32)连通的左抽芯通道(33)，所述右横梁另一端设置有与所述右进水道连通的右抽芯通道；其特征在于，所述左进水管、右进水管均连接有铜管(4)；所述铜管(4)分别与对应的左进水管(1)、右进水管(2)连通。
  2. 根据权利要求1所述的一种塑料水龙头本体，其特征在于：所述左抽芯通道(33)、右抽芯通道的端面与出水口(31)轴线的距离等于出水口(31)的外径。
  3. 根据权利要求1所述的一种塑料水龙头本体，其特征在于：所述左进水道(32)与所述右进水道的轴线平行。
  4. 根据权利要求1所述的一种塑料水龙头本体，其特征在于：所述左抽芯通道和所述右抽芯通道均设置有密封塞(5)与密封圈(6)。
  5. 根据权利要求1所述的一种塑料水龙头本体，其特征在于：所述右进水管(2)和所述左进水管(1)均与所述出水口(31)的轴线平行。
  6. 根据权利要求1所述的一种塑料水龙头本体，其特征在于：所述出水口(31)的轴线和所述左、右进水管的轴线所在平面的夹角为45°。
  7. 一种塑料水龙头本体的制造模具，其特征在于：包括固定模(20)、移动模(30)和模芯安装座(40)，所述模芯安装座(40)设置有左进水口模芯(401)、右进水口模芯(402)和出水口模芯(403)，所述固定模(20)的工作面设置有第一注塑型腔，所述移动模(30)的工作面设置有第二注塑型腔，所述第一注塑型腔和第二注塑型腔配合形成注塑型腔，所述注塑型腔包括水口流道和产品成型腔，所述模芯安装座(40)的左进水口模芯(401)、右进水口模芯(402)和出水口模芯(403)套设在产品成型腔对应的腔室中，所述第二注塑型腔设置有右侧向抽芯孔(301)，所述右侧向抽芯孔(301)设置有左进水道抽芯杆(12)，所述第一注塑型腔设置有左侧向抽芯孔(201)，所述左侧向抽芯孔(201)设置有右进水道抽芯杆(13)。
  8. 根据权利要求7所述的一种塑料水龙头本体的制造模具，其特征在于： 所述固定模(20)和移动模(30)均设置有多个，多个所述固定模(20)和所述移动模(30)在水平面上间隔设置。
  9. 根据权利要求8所述的一种塑料水龙头本体的制造模具，其特征在于：所述固定模(20)和移动模(30)均有两个工作面，一个工作面设置有第一注塑型腔，另一个工作面设置有第二注塑型腔。
PCT/CN2018/110597 2017-10-17 2018-10-17 一种塑料水龙头本体及其制造模具 WO2019076312A1 (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US16/619,417 US11524436B2 (en) 2017-10-17 2018-10-17 Plastic faucet body and a die for molding the same
US17/981,949 US20230060483A1 (en) 2017-10-17 2022-11-07 Plastic faucet body and a die for molding the same

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201721335945 2017-10-17
CN201721335945.4 2017-10-17
CN201711061574.X 2017-11-02
CN201711061574.XA CN107676517B (zh) 2017-10-17 2017-11-02 一种塑料水龙头本体及其制造模具

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US16/619,417 A-371-Of-International US11524436B2 (en) 2017-10-17 2018-10-17 Plastic faucet body and a die for molding the same
US17/981,949 Division US20230060483A1 (en) 2017-10-17 2022-11-07 Plastic faucet body and a die for molding the same

Publications (1)

Publication Number Publication Date
WO2019076312A1 true WO2019076312A1 (zh) 2019-04-25

Family

ID=61144769

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2018/110597 WO2019076312A1 (zh) 2017-10-17 2018-10-17 一种塑料水龙头本体及其制造模具

Country Status (3)

Country Link
US (2) US11524436B2 (zh)
CN (2) CN107676517B (zh)
WO (1) WO2019076312A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107676517B (zh) * 2017-10-17 2024-02-23 路达(厦门)工业有限公司 一种塑料水龙头本体及其制造模具
CN207421450U (zh) * 2017-10-17 2018-05-29 范益鹏 一种塑料水龙头本体及其制造模具

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2364827A1 (de) * 1972-12-29 1975-01-09 Servizio Acquisti Einkaufsbera Verfahren zur bearbeitung eines metallrohlings
CN201487342U (zh) * 2009-06-01 2010-05-26 厦门建霖工业有限公司 一种龙头注塑结构
CN106273270A (zh) * 2016-09-18 2017-01-04 黄振泰 用于制造分体龙头塑料内芯体的成型模具
CN107631069A (zh) * 2017-10-17 2018-01-26 范益鹏 一种塑料水龙头本体及其制造模具
CN107676517A (zh) * 2017-10-17 2018-02-09 范益鹏 一种新型塑料水龙头本体及其制造模具

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201475461U (zh) * 2009-06-01 2010-05-19 厦门建霖工业有限公司 一种龙头内芯本体注塑结构
CN101973104A (zh) * 2010-09-07 2011-02-16 厦门建霖工业有限公司 一体式龙头水道内芯的成型方法
WO2015054980A1 (zh) * 2013-10-15 2015-04-23 毛连华 一种调温水龙头的塑料水道主体
CN203594847U (zh) * 2013-10-25 2014-05-14 华尔达（厦门）塑胶有限公司 一种塑料调水架
CN204936080U (zh) * 2015-07-14 2016-01-06 芜湖奕辰模具科技有限公司 一种水龙头壳体注塑模具
KR101712781B1 (ko) * 2016-11-11 2017-03-07 박경미 사출성형된 수전 본체 및 그 제작 방법
CN106426736B (zh) * 2016-12-01 2019-05-10 深圳成霖实业有限公司 一体式塑料龙头本体成型方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2364827A1 (de) * 1972-12-29 1975-01-09 Servizio Acquisti Einkaufsbera Verfahren zur bearbeitung eines metallrohlings
CN201487342U (zh) * 2009-06-01 2010-05-26 厦门建霖工业有限公司 一种龙头注塑结构
CN106273270A (zh) * 2016-09-18 2017-01-04 黄振泰 用于制造分体龙头塑料内芯体的成型模具
CN107631069A (zh) * 2017-10-17 2018-01-26 范益鹏 一种塑料水龙头本体及其制造模具
CN107676517A (zh) * 2017-10-17 2018-02-09 范益鹏 一种新型塑料水龙头本体及其制造模具

Also Published As

Publication number Publication date
CN107676517A (zh) 2018-02-09
CN107676517B (zh) 2024-02-23
US20230060483A1 (en) 2023-03-02
US20200316836A1 (en) 2020-10-08
CN207437873U (zh) 2018-06-01
US11524436B2 (en) 2022-12-13

Similar Documents

Publication Publication Date Title
US20230060483A1 (en) Plastic faucet body and a die for molding the same
CN205599867U (zh) 一种四联阀阀体铸件及其模具
WO2020258678A1 (zh) 一种薄壁单腔型塑件成型模具
TWI448371B (zh) 用於注塑成型模具的灌嘴及該注塑成型模具
WO2018039819A1 (zh) 一种四联阀阀体铸件及其模具
CN208004736U (zh) 易加工冷热水不互渗卫浴龙头主体的浇注模具组
CN103737790A (zh) 一种气体辅助成型装置
CN109551742A (zh) 一种模腔锁模环与模腔的连接结构
CN202685247U (zh) 一种深腔模具冷却结构
CN212734041U (zh) 一种用于水龙头混流阀的蜡模结构
CN212422087U (zh) 异性随形冷却水路和模具型芯镶件及模具
CN211843070U (zh) 面壳注塑成型模具
CN203557641U (zh) 一种新型针阀式热流道
CN201354878Y (zh) 非金属水龙头
CN208343240U (zh) 一种rtm模具注胶口结构
CN101482210A (zh) 非金属水龙头
CN201913762U (zh) 叠层模
CN215825849U (zh) 一种适用于pfa材料的模具
CN215921072U (zh) 一种分体模腔底结构
CN220614785U (zh) 一模多腔精密型注塑模具的液冷结构
CN211105456U (zh) 一种狭小空间的堵水结构
CN216027496U (zh) 一种用于热成形模具的镶块及其中的冷却结构
CN211807570U (zh) 全热流道滴头模具生产用防漏胶内加热双流道注塑喷嘴
CN219171527U (zh) 一种瓶胚注塑模具
CN215849498U (zh) 一种宝塔形注塑模镶件3d打印随形水路结构

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18868997

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18868997

Country of ref document: EP

Kind code of ref document: A1