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CN104309081A - Injection molding machine - Google Patents

Injection molding machine Download PDF

Info

Publication number
CN104309081A
CN104309081A CN201410525158.0A CN201410525158A CN104309081A CN 104309081 A CN104309081 A CN 104309081A CN 201410525158 A CN201410525158 A CN 201410525158A CN 104309081 A CN104309081 A CN 104309081A
Authority
CN
China
Prior art keywords
base
cover half
fixed
injection
dynamic model
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201410525158.0A
Other languages
Chinese (zh)
Inventor
潘建平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TIANJIN KECHENG WATERPROOF MATERIAL Co Ltd
Original Assignee
TIANJIN KECHENG WATERPROOF MATERIAL Co Ltd
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 TIANJIN KECHENG WATERPROOF MATERIAL Co Ltd filed Critical TIANJIN KECHENG WATERPROOF MATERIAL Co Ltd
Priority to CN201410525158.0A priority Critical patent/CN104309081A/en
Publication of CN104309081A publication Critical patent/CN104309081A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/27Sprue channels ; Runner channels or runner nozzles
    • B29C45/2701Details not specific to hot or cold runner channels
    • B29C45/2708Gates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/64Mould opening, closing or clamping devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/72Heating or cooling
    • B29C45/73Heating or cooling of the mould
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/76Measuring, controlling or regulating
    • B29C45/77Measuring, controlling or regulating of velocity or pressure of moulding material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2945/00Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76Measuring, controlling or regulating
    • B29C2945/76003Measured parameter
    • B29C2945/76006Pressure

Landscapes

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

Abstract

The invention provides an injection molding machine, which belongs to the field of the production of a plastic product. The injection molding machine comprises a base, a mold assembly mechanism and an injection mechanism, wherein the mold assembly mechanism comprises a movable mold and a stationary mold, the movable mold is fixed on the base through a support, the support is vertically arranged at the left end of the base, an air cylinder is fixed at each of four corners of the support, a cylinder body of the air cylinder is fixed on the support, a movable rod of each air cylinder is fixed at the corresponding one of four corners of the movable mold, the stationary mold is connected onto the base in a sliding manner, an elastic cavity is arranged inside the stationary mold, a sprue gate is arranged at the middle part of the right side surface of the stationary mold, a pressure sensor is arranged in the sprue gate, the injection mechanism is fixed at the right end of the base, the injection mechanism comprises a charging barrel and an injection nozzle, the injection nozzle is fixed on the left side of the charging barrel, and the injection nozzle and the center of the sprue gate are in the same horizontal line. By adopting the injection molding machine, the pressure of a mold cavity can be alleviated, the surface of a produced plastic product is smooth, the product quality is high, the qualification rate is high, the production efficiency is high, and the manpower and the material resource can be saved.

Description

A kind of injection moulding machine
Technical field
The present invention relates to plastic products production field, specifically a kind of injection moulding machine.
Background technology
Plastic products generally adopt mould molding to produce in enormous quantities, after plastic warp hot mastication to melting state, inject mould cooling forming by injector head.Traditional injection moulding machine can produce pressure at mold cavity in plastic moulding process, and the plastics of melting are spilt from the gap of mould, and the surface of plastic products of cooling aftershaping seems coarse, rough, the Quality Down of product, and qualification rate reduces; If carry out secondary operations to rough surface can increase some loaded down with trivial details operations, production efficiency is reduced, wasting manpower and material resources.
Summary of the invention
The problem to be solved in the present invention is: overcome the deficiencies in the prior art, and provide one to alleviate cavity pressure, the surface of plastic products produced is smooth, and the quality of product is high, and qualification rate is high, and production efficiency is high, the injection moulding machine used manpower and material resources sparingly.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of injection moulding machine, comprise base, clamping and injection mechanism, described clamping comprises dynamic model and cover half, described dynamic model is fixed on base by a support, described support is vertically arranged on the left end of base, four angles of described support are all fixed with a cylinder, the cylinder body of described cylinder is fixed on support, the motion bar of described cylinder is fixed on four angles of dynamic model, described cover half is slidably connected on base, the inside of described cover half is provided with an elastic cavity, the middle part of the right flank of described cover half is provided with a sprue gate, described sprue gate is provided with a pressure sensor, described injection mechanism is fixed on the right-hand member of base, described injection mechanism comprises barrel and injection nozzle, described injection nozzle is fixed on the left side of barrel, the center at described injection nozzle and sprue gate in the same horizontal line.
Further, the middle part of described base is provided with one section of slide rail, and the bottom of described cover half is provided with a slide block, and described cover half can move left and right on the slide rail of base.
Further, the two ends on described slide rail are equipped with a postive stop baffle, and the postive stop baffle being wherein positioned at slide rail left end can block cover half, and dynamic model is separated with cover half; After the postive stop baffle being positioned at slide rail right-hand member can prevent dynamic model and cover half from closing film, produce excessive pressure when sprue gate contacts with injection nozzle and damage injection nozzle.
Further, described cavity is insulated heat material.
Further, described sprue gate is also provided with a signal lamp indicator lamp, after dynamic model and cover half close film, produce excessive pressure when sprue gate contacts with injection nozzle, signal lamp is bright.
Further, described dynamic model and cover half are provided with circulating water condensing pipe, and described circulating water condensing pipe is positioned at the die cavity of dynamic model and cover half, accelerate the cooling of molten plastic in die cavity.
The advantage that the present invention has and good effect are:
The inside of cover half of the present invention is provided with the elastic cavity of an insulated heat material, effectively can alleviate in plastic moulding process and produce pressure at mold cavity, when mould cavity pressure increases, elastic cavity expands, the plastics of melting can not be made to spill from the gap of mould, and the surface of plastic products produced is smooth, and the quality of product is high, qualification rate is high, do not need to carry out secondary operations to shaping plastic products, production efficiency is high, uses manpower and material resources sparingly.
Accompanying drawing explanation
Fig. 1 is the structural representation of injection moulding machine of the present invention.
In figure: 1, base; 2, injection mechanism; 3, dynamic model; 4, cover half 5, support 6, cylinder; 7, elastic cavity; 8, sprue gate; 9, pressure sensor; 10, barrel; 11, injection nozzle; 12, slide rail; 13, slide block; 14, postive stop baffle 15, signal lamp.
Detailed description of the invention
As shown in Figure 1; a kind of injection moulding machine; comprise base 1, clamping and injection mechanism 2; clamping comprises dynamic model 3 and cover half 4; dynamic model 3 is fixed on base 1 by a support 5, and support 5 is vertically arranged on the left end of base 1, and four angles of support 5 are all fixed with a cylinder 6; the cylinder body of cylinder 6 is fixed on support 5, and the motion bar of cylinder 6 is fixed on four angles of dynamic model 3.The middle part of base 1 is provided with one section of slide rail 12, and the bottom of cover half 4 is provided with a slide block 13, and cover half 4 can move left and right on the slide rail 12 of base 1; Two ends on slide rail 12 are equipped with a postive stop baffle 14, the postive stop baffle 14 being wherein positioned at slide rail 12 left end can block cover half 4, dynamic model 3 is separated with cover half 4, the postive stop baffle 14 being positioned at slide rail 12 right-hand member produces excessive pressure when sprue gate 8 contacts with injection nozzle 11 and damages injection nozzle 11 after can preventing dynamic model 3 and cover half 4 from closing film; The inside of cover half 4 is provided with the elastic cavity 7 of an insulated heat material, and the middle part of the right flank of cover half 4 is provided with a sprue gate 8, and sprue gate 8 is provided with a pressure sensor 9, sprue gate 8 is also provided with a signal lamp indicator lamp 15.Injection mechanism 2 is fixed on the right-hand member of base 1, injection mechanism 2 comprises barrel 10 and injection nozzle 11, injection nozzle 11 is fixed on the left side of barrel 10, the center at injection nozzle 11 and sprue gate 8 in the same horizontal line, signal lamp 15 is after dynamic model 3 and cover half 4 close film, when producing excessive pressure when sprue gate 8 contacts with injection nozzle 11, signal lamp 15 is bright.Dynamic model 3 and cover half 4 are provided with circulating water condensing pipe, and circulating water condensing pipe is positioned at the die cavity of dynamic model 3 and cover half 4, accelerate the cooling of molten plastic in die cavity.
The course of work of this example: the plastics of melting are added in feeding cylinder 10 stand-by, start cylinder 6, the motion bar of cylinder 6 promotes dynamic model 3 and moves to cover half 4, after dynamic model 3 and cover half 4 matched moulds, the motion bar of cylinder 6 promotes dynamic model 3 and moves to injection mechanism 2 along slide rail 12 together with cover half 4, the sprue gate 8 of cover half 4 contacts with the injection nozzle 11 of injection mechanism 2, after the postive stop baffle 14 being positioned at slide rail 12 right-hand member can prevent dynamic model 3 and cover half 4 from closing film, sprue gate 8 contacts with injection nozzle 11 and produces excessive pressure and damage injection nozzle 11, the elastic cavity 7 of the insulated heat material of the inside of cover half 4, can effectively alleviate in plastic moulding process at the pressure that mold cavity produces, when mould cavity pressure increases, elastic cavity expands, the plastics of melting can not be made to spill from the gap of mould, after injection mechanism 2 completes injection, the motion bar of cylinder 6 pulls dynamic model 3 and the opposite direction of cover half 4 along slide rail 12 to injection mechanism 2 to move, the postive stop baffle 14 being positioned at slide rail 12 left end can block cover half 4, dynamic model 3 is separated with cover half 4, dynamic model 3 returns back to original position, open condensed water, circulating water condensing pipe, to the plastics accelerating cooling of the melting in dynamic model 3 and cover half 4, after cooling, completes single injection-molded operation.The surface of plastic products produced is smooth, and the quality of product is high, and qualification rate is high, does not need to carry out secondary operations to shaping plastic products, and production efficiency is high, uses manpower and material resources sparingly.
Above one embodiment of the present of invention have been described in detail, but described content being only preferred embodiments of the present invention, can not being considered to for limiting practical range of the present invention.All equalizations done according to the present patent application scope change and improve, and all should still belong within patent covering scope of the present invention.

Claims (6)

1. an injection moulding machine, comprise base, it is characterized in that: also comprise clamping and injection mechanism, described clamping comprises dynamic model and cover half, described dynamic model is fixed on base by a support, described support is vertically arranged on the left end of base, four angles of described support are all fixed with a cylinder, the cylinder body of described cylinder is fixed on support, the motion bar of described cylinder is fixed on four angles of dynamic model, described cover half is slidably connected on base, the inside of described cover half is provided with an elastic cavity, the middle part of the right flank of described cover half is provided with a sprue gate, described sprue gate is provided with a pressure sensor, described injection mechanism is fixed on the right-hand member of base, described injection mechanism comprises barrel and injection nozzle, described injection nozzle is fixed on the left side of barrel, the center at described injection nozzle and sprue gate in the same horizontal line.
2. a kind of injection moulding machine according to claim 1, is characterized in that: the middle part of described base is provided with one section of slide rail, and the bottom of described cover half is provided with a slide block, and described cover half can move left and right on the slide rail of base.
3. a kind of injection moulding machine according to claim 2, is characterized in that: the two ends on described slide rail are equipped with a postive stop baffle.
4. a kind of injection moulding machine according to claim 1, is characterized in that: described cavity is insulated heat material.
5. a kind of injection moulding machine according to claim 1, is characterized in that: described sprue gate is also provided with a signal lamp indicator lamp.
6. a kind of injection moulding machine according to claim 1, it is characterized in that: described dynamic model and cover half are provided with circulating water condensing pipe, described circulating water condensing pipe is positioned at the die cavity of dynamic model and cover half.
CN201410525158.0A 2014-09-30 2014-09-30 Injection molding machine Pending CN104309081A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410525158.0A CN104309081A (en) 2014-09-30 2014-09-30 Injection molding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410525158.0A CN104309081A (en) 2014-09-30 2014-09-30 Injection molding machine

Publications (1)

Publication Number Publication Date
CN104309081A true CN104309081A (en) 2015-01-28

Family

ID=52364458

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410525158.0A Pending CN104309081A (en) 2014-09-30 2014-09-30 Injection molding machine

Country Status (1)

Country Link
CN (1) CN104309081A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107530930A (en) * 2015-04-30 2018-01-02 柯尼卡美能达株式会社 The building mortion and manufacture method of optical goods
CN107891582A (en) * 2017-11-23 2018-04-10 科成精密模塑科技无锡有限公司 The injection mold system of constant temperature feeding
CN112976522A (en) * 2021-02-08 2021-06-18 杭州乐佰隆机械制造有限公司 Temperature-control energy-saving injection molding machine and control method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107530930A (en) * 2015-04-30 2018-01-02 柯尼卡美能达株式会社 The building mortion and manufacture method of optical goods
CN107891582A (en) * 2017-11-23 2018-04-10 科成精密模塑科技无锡有限公司 The injection mold system of constant temperature feeding
CN112976522A (en) * 2021-02-08 2021-06-18 杭州乐佰隆机械制造有限公司 Temperature-control energy-saving injection molding machine and control method thereof

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Legal Events

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C06 Publication
PB01 Publication
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20150128