CN103862644A - Injection molding machine of automobile injection mould - Google Patents
Injection molding machine of automobile injection mould Download PDFInfo
- Publication number
- CN103862644A CN103862644A CN201410107165.9A CN201410107165A CN103862644A CN 103862644 A CN103862644 A CN 103862644A CN 201410107165 A CN201410107165 A CN 201410107165A CN 103862644 A CN103862644 A CN 103862644A
- Authority
- CN
- China
- Prior art keywords
- barrel
- screw rod
- charging barrel
- injection
- automobile
- 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
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Classifications
-
- 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
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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
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/58—Details
- B29C45/62—Barrels or cylinders
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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
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/74—Heating or cooling of the injection unit
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses an injection molding machine of an automobile injection mould. The injection molding machine comprises a charging barrel, a screw rod, a driving mechanism, a bracket and a control device, wherein the charging barrel comprises two parts including a charging barrel heating chamber and a charging barrel plastifying chamber; the charging barrel covers the screw rod; the inner diameter of the charging barrel heating chamber is 0.3mm less than the outer diameter of the head of the screw rod so that the charging barrel heating chamber can be tightly clamped by a screw rod plug; the charging barrel is fixedly ejected against the bracket; the front end of the charging barrel heating chamber is connected with a nozzle; an electric heating coil covers the screw rod; the electric heating coil is connected with a heating controller; the heating controller is fixedly arranged on the bracket; the charging barrel is provided with a feeding opening and solid plastic enters the charging barrel from a hopper. The injection molding machine of the automobile injection mould has the beneficial effects that the injection molding efficiency can be improved, the injection capacity range is large and a pouring gate trace is not generated.
Description
Technical field
The present invention relates to automobile injection mold field, particularly relate to a kind of automobile injection mold injection (mo(u)lding) machine.
background technology
Injection mold injection (mo(u)lding) machine is divided into vertical type injection molding machine and horizontal injection forming machine, the injection direction of vertical injection molding machine is downward, matched moulds direction upwards, injection system adopts plunger mode, floor space is little, install simple, shortcoming is injection speed inequality, plastic internal stress is large, efficiency is low, horizontal injection machine is commonplace in application at present, mould accumbency in injector is installed, its injection coexists on a horizontal line with matched moulds direction, injection system is generally screw, advantage is that cost is low, convenient operation, after ejecting, plastic can fall voluntarily, production efficiency is high, floor space is larger, in addition, also has angie type injector, gas injection direction is downward, injection system is plunger type, it is simple in structure, after die sinking, plastic can fall automatically, but inserts is laid inconvenience, easily tilt, automobile injection mold is to procedure now, outputization development, and do not allow gate vestiges, the quality that improves injection (mo(u)lding) machine is the problem that injection mold industry is relatively concerned about always.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of new automobile injection mold injection (mo(u)lding) machine, can improve injection moulding efficiency, and injection capacity scope is large, is particularly useful for the injection moulding for the various plastics of automobile.
A kind of automobile injection mold injection (mo(u)lding) machine comprises barrel, screw rod, driving mechanism, support and control device, wherein barrel is divided into two parts barrel heating clamber and barrel plasticizing chamber, barrel is wrapping screw rod, wherein barrel heating clamber internal diameter is less than 0.3 millimeter than the external diameter of screw head, so that screw rod jam-pack tightly blocks barrel heating clamber, barrel withstands on support admittedly, and barrel heating clamber front end is connected with nozzle, is surrounded by Electrothermal ring outward at screw rod, Electrothermal ring is connected with heating controller, and heating controller is fixed on support.
On barrel, be provided with charging aperture, solid plastics enters barrel from charging aperture, is fed forward along screw rod with bolt rotary, and along with solid plastics is compacted, the gas in material is discharged from charge door, and under the shear action of heater and screw rod, material plastifies gradually.
Described driving mechanism adopts hydraulic gear, motor drives hydraulic mechanism by travelling gear, Driven by Hydraulic Cylinder screw rod, material tube heater adopts electric heating control mode, and Instrument for Pressure and thermometer are set in barrel, can regulate and grasp the pressure and temperature of barrel by gauge tap, make solid plastics plastify into equably molten condition, and inject die cavity with enough pressure and speed, by screw head, the grain plastic of barrel is pushed to the plasticizing chamber of barrel front end, the heat that relies on the heater outside barrel to provide, plastics plasticizing is expelled in die cavity goes, simultaneously, in barrel plasticizing chamber, check valve is set, prevent that melt is excessive.
Barrel plasticizing chamber and screw head melt are cumulative, while reaching required injection volume, control device opening limit switch, the melt having plastified stops valve by one time and is injected into the employing of driving mechanism described in die cavity hydraulic gear from barrel plasticizing chamber, motor drives hydraulic mechanism by travelling gear, Driven by Hydraulic Cylinder screw rod, material tube heater electricity consumption adds, and Instrument for Pressure and thermometer are set in barrel, can regulate and grasp the pressure and temperature of barrel by gauge tap, make solid plastics plastify into equably molten condition, and inject die cavity with enough pressure and speed, by the screw head of living, the grain plastic of barrel is pushed to the plasticizing chamber of barrel front end, the heat that relies on the heater outside barrel to provide, plastics plasticizing is expelled in die cavity goes, simultaneously, plasticizing chamber at described barrel arranges check valve, in case melt is excessive.
Barrel plasticizing chamber and screw head melt are cumulative, while reaching required injection volume, and control device opening limit switch, the melt having plastified stops valve by one time and enters die cavity body from barrel plasticizing chamber.
A kind of optimal technical scheme, when described injector injection polystyrene under to empty injecting condition, injector screw rod or plunger do 32000 cubic centimetres of the heap(ed) capacities that range can reach, when injection, on die joint, suffered pressure should be less than the specified clamp force of injector, avoid producing flash or force die sinking phenomenon, the minor face of injection molding should be less than clearance between tiebars, and meanwhile, the fastening bolt holes on active and inactive mold should be consistent with the standard screw on injector pressing plate.
The invention has the beneficial effects as follows and can improve injection moulding efficiency, and injection capacity scope is large, and can not produce gate vestiges.
Accompanying drawing explanation
Fig. 1 is a kind of automobile injection mold of the present invention injection (mo(u)lding) machine structural representation;
Fig. 2 is the johning knot composition of a kind of automobile injection mold of the present invention injection (mo(u)lding) machine barrel and screw rod
Wherein 1 is oil cylinder, and 2 is motor, and 3 is sliding pin, and 4 is travelling gear, and 5 is charging aperture, and 6 is barrel plasticizing chamber, 7 is screw rod, and 8 is nozzle, and 9 is check valve, 10 supports, 11 Electrothermal rings, 12, electric controller, 13, Instrument for Pressure, 14, thermometer, 15 is barrel heating clamber.
The specific embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that, protection scope of the present invention is made to more explicit defining.
Refer to Fig. 1 and Fig. 2
A kind of automobile injection mold injection (mo(u)lding) machine comprises barrel, screw rod, driving mechanism, support and control device, wherein barrel is divided into two parts barrel heating clamber and barrel plasticizing chamber, barrel is wrapping screw rod, wherein barrel heating clamber internal diameter is less than 0.3 millimeter than the external diameter of screw head, so that screw rod jam-pack tightly blocks barrel heating clamber, barrel withstands on support admittedly, and barrel heating clamber front end is connected with nozzle, is surrounded by Electrothermal ring outward at screw rod, Electrothermal ring is connected with heating controller, and heating controller is fixed on support.
On barrel, be provided with charging aperture, solid plastics enters barrel from charging aperture, is fed forward along screw rod with bolt rotary, and along with solid plastics is compacted, the gas in material is discharged from charge door, and under the shear action of heater and screw rod, material plastifies gradually.
Described driving mechanism adopts hydraulic gear, motor drives hydraulic mechanism by travelling gear, Driven by Hydraulic Cylinder screw rod, material tube heater adopts electric heating control mode, and Instrument for Pressure and thermometer are set in barrel, can regulate and grasp the pressure and temperature of barrel by gauge tap, make solid plastics plastify into equably molten condition, and inject die cavity with enough pressure and speed, by screw head, the grain plastic of barrel is pushed to the plasticizing chamber of barrel front end, the heat that relies on the heater outside barrel to provide, plastics plasticizing is expelled in die cavity goes, simultaneously, in barrel plasticizing chamber, check valve is set, prevent that melt is excessive.
Barrel plasticizing chamber and screw head melt are cumulative, while reaching required injection volume, and control device opening limit switch, the melt having plastified stops valve by one time and is injected into die cavity from barrel plasticizing chamber.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes description of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (3)
1. an automobile injection mold injection (mo(u)lding) machine, it is characterized in that, comprise barrel, screw rod, driving mechanism, support and control device, wherein barrel is divided into barrel heating clamber and barrel plasticizing chamber, barrel is wrapping screw rod, wherein barrel heating clamber internal diameter is less 0.3 millimeter than the external diameter of screw head, so that screw rod jam-pack tightly blocks barrel heating clamber, barrel is fixed on support, barrel heating clamber front end is connected with nozzle, is surrounded by Electrothermal ring outward at screw rod, and Electrothermal ring is connected with heating controller, heating controller is fixed on support, is provided with charging aperture on barrel.
2. automobile injection mold injection (mo(u)lding) machine according to claim 1, is characterized in that, described driving mechanism adopts hydraulic gear, and Instrument for Pressure and thermometer are set in barrel, and control device is connecting Instrument for Pressure and thermometer.
3. automobile injection mold injection (mo(u)lding) machine according to claim 1, is characterized in that, the capacity of a range of described note injector screw rod is 32000 cubic centimetres.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410107165.9A CN103862644A (en) | 2014-03-21 | 2014-03-21 | Injection molding machine of automobile injection mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410107165.9A CN103862644A (en) | 2014-03-21 | 2014-03-21 | Injection molding machine of automobile injection mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103862644A true CN103862644A (en) | 2014-06-18 |
Family
ID=50901953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410107165.9A Pending CN103862644A (en) | 2014-03-21 | 2014-03-21 | Injection molding machine of automobile injection mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103862644A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107627573A (en) * | 2017-11-14 | 2018-01-26 | 鲍建军 | A kind of use in injection molding attemperator |
| CN113414964A (en) * | 2021-06-10 | 2021-09-21 | 萍乡爱贝斯特实业有限公司 | Blowing machine plasticizing device capable of effectively preventing air bubbles |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000005052A1 (en) * | 1998-07-23 | 2000-02-03 | Lue Baiyuan | The apparatus of injection molding rubber and plastic and the method thereof |
| US6325954B1 (en) * | 1998-06-05 | 2001-12-04 | Toshiba Kikai Kabushiki Kaisha | Method of controlling electric injection unit of injection molding machine |
| CN101670645A (en) * | 2008-09-09 | 2010-03-17 | 长春利镁科技发展有限公司 | Method and device used for melt injection molding of fully-biodegradable material |
| CN103085225A (en) * | 2013-01-23 | 2013-05-08 | 南宁燎旺车灯有限责任公司 | Automatic plastic molding machine |
| CN103192486A (en) * | 2013-03-24 | 2013-07-10 | 北京化工大学 | All-electric ejecting-type super-speed injection molding machine |
| CN203818503U (en) * | 2014-03-21 | 2014-09-10 | 苏州益群模具有限公司 | Injection molding machine of automobile injection mold |
-
2014
- 2014-03-21 CN CN201410107165.9A patent/CN103862644A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6325954B1 (en) * | 1998-06-05 | 2001-12-04 | Toshiba Kikai Kabushiki Kaisha | Method of controlling electric injection unit of injection molding machine |
| WO2000005052A1 (en) * | 1998-07-23 | 2000-02-03 | Lue Baiyuan | The apparatus of injection molding rubber and plastic and the method thereof |
| CN101670645A (en) * | 2008-09-09 | 2010-03-17 | 长春利镁科技发展有限公司 | Method and device used for melt injection molding of fully-biodegradable material |
| CN103085225A (en) * | 2013-01-23 | 2013-05-08 | 南宁燎旺车灯有限责任公司 | Automatic plastic molding machine |
| CN103192486A (en) * | 2013-03-24 | 2013-07-10 | 北京化工大学 | All-electric ejecting-type super-speed injection molding machine |
| CN203818503U (en) * | 2014-03-21 | 2014-09-10 | 苏州益群模具有限公司 | Injection molding machine of automobile injection mold |
Non-Patent Citations (3)
| Title |
|---|
| 北京化工学院 等: "《塑料机械设计》", 31 October 1994 * |
| 阎亚林: "《冲压与塑压成形设备》", 30 April 2010 * |
| 陈志刚: "《塑料成型工艺及模具设计》", 30 June 2007 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107627573A (en) * | 2017-11-14 | 2018-01-26 | 鲍建军 | A kind of use in injection molding attemperator |
| CN113414964A (en) * | 2021-06-10 | 2021-09-21 | 萍乡爱贝斯特实业有限公司 | Blowing machine plasticizing device capable of effectively preventing air bubbles |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140618 |