CN103600474A - Plasticizing part of injection molding machine - Google Patents
Plasticizing part of injection molding machine Download PDFInfo
- Publication number
- CN103600474A CN103600474A CN201310499673.1A CN201310499673A CN103600474A CN 103600474 A CN103600474 A CN 103600474A CN 201310499673 A CN201310499673 A CN 201310499673A CN 103600474 A CN103600474 A CN 103600474A
- Authority
- CN
- China
- Prior art keywords
- injection
- preformed
- platform assembly
- table component
- guide rod
- 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
- B29C45/50—Axially movable screw
- B29C45/5008—Drive means therefor
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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
- B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
- B29C45/50—Axially movable screw
- B29C45/5008—Drive means therefor
- B29C2045/5052—Drive means therefor screws axially driven by a rotatable nut cooperating with a fixed screw shaft
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
Belonging to the technical field of injection moulding, the invention discloses a plasticizing part of an injection molding machine and solves the problems of unstable running and short service life in the prior art. The plasticizing part comprises a cylinder table component, a pre-injection molding table component, an injection thrust frame and an injection table component. Four corners of the cylinder table component, the pre-injection molding table component, the injection thrust frame and the injection table component are provided with corresponding guide rod holes; the cylinder table component, the pre-injection molding table component, the injection thrust frame and the injection table component are successively inserted into the guide holes through guide rods; two ends of each guiding rod respectively fix cylinder table component and the injection table component through gland nuts; the pre-injection molding table component and the injection thrust frame can slide along the guide rod; and a cylinder is fixed on the cylinder table component. The invention has the advantages of stable and reliable operation, good control accuracy and long service life, etc.
Description
Technical field
The invention belongs to injection molding technology field, relate to a kind of injection machine, especially relate to a kind of Plasticized component of injection machine.
Background technology
Injection moulding process has a plurality of stages, comprising: preformed, wholely move, injection, pressurize.In each stage, injection member need to be done the motion of various ways, and need to bear multi-acting force.
Injection machine is in the different phase of the course of work, and screw rod has multi-motion mode, and need to apply multi-acting force.At plastic phase bolt rotary; At injection stage, screw rod does not rotate, but pushes ahead or return backward moving linearly.Rotating with rectilinear motion is two motions that are separated from each other, and all needs separately enormous motivation, and should mutually coordinate, and high-performance injection machine requires these two motions to keep accurate stable.But it is stable that the Plasticized component of existing injection machine is difficult to keep, cause service life short, affect the overall performance of injection machine.
Summary of the invention
The object of the invention is for the problems referred to above, a kind of Plasticized component of injection machine is provided; The technical problems such as the existing operation of prior art is steady, service life is short have been solved.
For achieving the above object, the present invention has adopted following technical proposal: a kind of Plasticized component of injection machine, comprise machine barrel platform assembly, preformed platform assembly, injection thrust frame and funcition table for injecting assembly, described machine barrel platform assembly, preformed platform assembly, four jiaos of guide rod holes that are provided with mutual correspondence of injection thrust frame and funcition table for injecting assembly, machine barrel platform assembly, preformed platform assembly, injection thrust frame and funcition table for injecting assembly insert guide rod hole by guide rod and connect successively, the two ends of guide rod are respectively by clamp nut fixedly machine barrel platform assembly and funcition table for injecting assembly, preformed platform assembly and injection thrust frame can be along guide rod slippages, on machine barrel platform assembly, be fixed with machine barrel,
Described injection thrust frame one end is fixedly connected with preformed platform assembly, the other end is fixedly connected with ball nut, on the injection shaft of funcition table for injecting assembly, ball screw is installed, ball nut is enclosed within on ball screw and socket place is provided with steel ball, preformed axle front end at preformed platform assembly is fixed with preformed belt wheel, in the injection shaft rear end of funcition table for injecting assembly, is fixed with injection belt wheel.
In the Plasticized component of above-mentioned injection machine, the quantity of described guide rod is four and rectangular arrangement.
Compared with prior art, the invention has the beneficial effects as follows: the front-end and back-end that machine barrel platform assembly and funcition table for injecting assembly are separately fixed to guide rod, and preformed platform assembly and injection thrust frame are enclosed within the stage casing of guide rod slippingly, four guide rods of rectangular distribution have been used.The power of bolt rotary imports into from preformed belt wheel, and screw rod advances or the power of recoil movement imports into from injection belt wheel along straight line, and through the conversion of ball-screw and ball nut and the transmission of injection thrust frame and preformed platform assembly;
The preformed action that such structure makes bolt rotary and screw rod are separated along linear advancement or the action of injection of returning, dynamic source separately, and convenient realization independently controlled and realized between two actions and being coordinated by controller.Use ball-screw and ball nut to make motion converter and can be applicable to driven by servomotor, increase transmission stiffness and control accuracy.Four rectangular distributions of guide rod, have increased the strength and stability of structure, reduce the adverse effect that unbalance loading is brought simultaneously, guarantee that screw rod steadily effectively rotates and rectilinear motion in machine barrel, realize plasticizing and function of injection;
In sum, it is stable, reliable that the present invention has, and control accuracy is good, the advantages such as long service life.
Accompanying drawing explanation
Fig. 1 is structural representation provided by the invention.
In figure, machine barrel platform assembly 1, preformed platform assembly 2, funcition table for injecting assembly 3, injection thrust frame 4, ball-screw 5, ball nut 6, preformed belt wheel 7, injection belt wheel 8, guide rod 9, clamp nut 10, machine barrel 11.
The specific embodiment
As shown in Figure 1, a kind of Plasticized component of injection machine, comprise machine barrel platform assembly 1, preformed platform assembly 2, injection thrust frame 4 and funcition table for injecting assembly 3, described machine barrel platform assembly 1, preformed platform assembly 2, four jiaos of guide rod holes that are provided with mutual correspondence of injection thrust frame 4 and funcition table for injecting assembly 3, machine barrel platform assembly 1, preformed platform assembly 2, injection thrust frame 4 and funcition table for injecting assembly 3 insert guide rod hole by guide rod 9 and connect successively, clamp nut 10 fixedly machine barrel platform assembly 1 and funcition table for injecting assembly 3 are passed through respectively in the two ends of guide rod 9, preformed platform assembly 2 and injection thrust frame 4 can be along guide rod 9 slippages, on machine barrel platform assembly 1, be fixed with machine barrel 11.
Described injection thrust frame 4 one end are fixedly connected with preformed platform assembly 2, the other end is fixedly connected with ball nut 6, ball screw 5 is installed on the injection shaft of funcition table for injecting assembly 3, ball nut 6 is enclosed within on ball screw 5 and socket place is provided with steel ball, preformed axle front end at preformed platform assembly 2 is fixed with preformed belt wheel 7, is fixed with injection belt wheel 8 in the injection shaft rear end of funcition table for injecting assembly 3.
The quantity of described guide rod 9 is four and rectangular arrangement.
Specifically, being installed in preformed platform assembly 2 screw rod on preformed axle is inserted in machine barrel platform assembly 1 in machine barrel.
Machine barrel platform assembly 1 comprises machine barrel platform, and machine barrel platform is side's plate, and there is installation foot lower end, four jiaos have guide rod hole, and diameter is corresponding with the diameter of guide rod 9 front ends, have main aperture in the middle of square plate, by machine barrel seat, machine barrel 11 is arranged on wherein, these parts are installed together and form machine barrel platform assembly 1.
Funcition table for injecting assembly 3 comprises funcition table for injecting, and the front appearance of funcition table for injecting is side's plate, and four jiaos have guide rod hole, and its diameter is corresponding with the diameter of guide rod 9 rear ends, interior empty in the middle of square plate.The rear appearance of funcition table for injecting is a cylinder, and inside is useful on the main aperture of installation shaft bearing, and the injection shaft that ball-screw 5 has been installed is by roller bearings in bearing block, and these parts are installed together and form funcition table for injecting assembly 3.Wherein injection shaft rear end diameter is corresponding with the shaft hole diameter size of injection belt wheel 8.
Inject 4 four jiaos of thrust frames and have four guide rod holes, its diameter is corresponding with the diameter in guide rod 9 stage casings, there is main aperture centre, its diameter is corresponding with the diameter of ball-screw 5, rear side end face at main aperture is distributed with one group of screw hole, and the distribution of screw hole and size are corresponding with the screw mounting hole on ball nut 6 flanges.
In the preformed stage of the injection machine course of work, power imports into from preformed belt wheel 7, drive installation in the screw rod of preformed axle in the interior rotation of machine barrel 11, thereby realize material plasticizing and conveying function.
Injection stage in the injection machine course of work, power imports into from injection belt wheel 8, drive installation is rotated in the ball-screw 5 of injection shaft, by doing relative motion with less frictional resistance with ball nut 6 and steel ball, the rotational transform of ball-screw 5 become ball nut 6 along traveling priority.Ball nut 6 is fixed together with injection thrust frame 4 and preformed platform assembly 2, so injection thrust frame 4 and preformed platform assembly 2 are also along traveling priority, and in machine barrel 11, do propelling or the recoil movement along straight line with the screw rod linking together with preformed platform assembly 2, realize function of injection.
The present invention is separately fixed at machine barrel platform assembly 1 and funcition table for injecting assembly 3 front-end and back-end of guide rod 9, and preformed platform assembly 2 and injection thrust frame 4 are enclosed within the stage casing of guide rod 9 slippingly, has used four guide rods 9 of rectangular distribution.The power of bolt rotary imports into from preformed belt wheel 7, and screw rod advances or the power of recoil movement imports into from injection belt wheel 8 along straight line, and through the conversion of ball-screw 5 and ball nut 6 and the transmission of injection thrust frame 4 and preformed platform assembly 2.
The preformed action that such structure makes bolt rotary and screw rod are separated along linear advancement or the action of injection of returning, dynamic source separately, and convenient realization independently controlled and realizes coordination between action by controller.Use ball-screw 5 and ball nut 6 to make motion converter and can be applicable to driven by servomotor, increase transmission stiffness and control accuracy.Four rectangular distributions of guide rod 9, have increased the strength and stability of structure, reduce the adverse effect that unbalance loading is brought simultaneously, guarantee that screw rod steadily effectively rotates and rectilinear motion in machine barrel, realize plasticizing and function of injection.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or supplement or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Claims (2)
1. a Plasticized component for injection machine, is characterized in that, comprises machine barrel platform assembly (1), preformed platform assembly (2), injection thrust frame (4) and funcition table for injecting assembly (3) etc., described machine barrel platform assembly (1), preformed platform assembly (2), four jiaos of guide rod holes that are provided with mutual correspondence of injection thrust frame (4) and funcition table for injecting assembly (3), machine barrel platform assembly (1), preformed platform assembly (2), injection thrust frame (4) and funcition table for injecting assembly (3) insert guide rod hole by guide rod (9) and connect successively, clamp nut (10) fixedly machine barrel platform assembly (1) and funcition table for injecting assembly (3) are passed through respectively in the two ends of guide rod (9), preformed platform assembly (2) and injection thrust frame (4) can be along guide rod (9) slippages, on machine barrel platform assembly (1), be fixed with machine barrel (11),
Described injection thrust frame (4) one end is fixedly connected with preformed platform assembly (2), the other end is fixedly connected with ball nut (6), ball screw (5) is installed on the injection shaft of funcition table for injecting assembly (3), ball nut (6) is enclosed within ball screw (5) above and socket place is provided with steel ball, preformed axle front end at preformed platform assembly (2) is fixed with preformed belt wheel (7), is fixed with injection belt wheel (8) in the injection shaft rear end of funcition table for injecting assembly (3).
2. the Plasticized component of injection machine according to claim 1, is characterized in that, the quantity of described guide rod (9) is four and rectangular arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310499673.1A CN103600474A (en) | 2013-10-23 | 2013-10-23 | Plasticizing part of injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310499673.1A CN103600474A (en) | 2013-10-23 | 2013-10-23 | Plasticizing part of injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103600474A true CN103600474A (en) | 2014-02-26 |
Family
ID=50118770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310499673.1A Pending CN103600474A (en) | 2013-10-23 | 2013-10-23 | Plasticizing part of injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103600474A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626287A (en) * | 2016-11-22 | 2017-05-10 | 浙江大学 | Micro-injection machine with right angle formed between injection molding axis and plastifying axis |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001269974A (en) * | 2000-03-27 | 2001-10-02 | Japan Steel Works Ltd:The | Injection equipment of injection molding machine |
| US6461139B1 (en) * | 1999-09-22 | 2002-10-08 | Nissei Plastic Industrial Co., Ltd. | Pressure detection apparatus of injection molding machine |
| CN103182769A (en) * | 2013-03-24 | 2013-07-03 | 北京化工大学 | All-electric superspeed injection machine |
-
2013
- 2013-10-23 CN CN201310499673.1A patent/CN103600474A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6461139B1 (en) * | 1999-09-22 | 2002-10-08 | Nissei Plastic Industrial Co., Ltd. | Pressure detection apparatus of injection molding machine |
| JP2001269974A (en) * | 2000-03-27 | 2001-10-02 | Japan Steel Works Ltd:The | Injection equipment of injection molding machine |
| CN103182769A (en) * | 2013-03-24 | 2013-07-03 | 北京化工大学 | All-electric superspeed injection machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626287A (en) * | 2016-11-22 | 2017-05-10 | 浙江大学 | Micro-injection machine with right angle formed between injection molding axis and plastifying axis |
| CN106626287B (en) * | 2016-11-22 | 2019-02-22 | 浙江大学 | Injection and plasticizing axis miniature injection machine at right angle |
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Application publication date: 20140226 |