CN105682882B - A kind of injection moulding machine - Google Patents
A kind of injection moulding machine Download PDFInfo
- Publication number
- CN105682882B CN105682882B CN201480046033.8A CN201480046033A CN105682882B CN 105682882 B CN105682882 B CN 105682882B CN 201480046033 A CN201480046033 A CN 201480046033A CN 105682882 B CN105682882 B CN 105682882B
- Authority
- CN
- China
- Prior art keywords
- ballscrew shaft
- sleeve
- pulley
- ballscrew
- moulding machine
- 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.)
- Expired - Fee Related
Links
- 238000001746 injection moulding Methods 0.000 title claims abstract description 50
- 238000010438 heat treatment Methods 0.000 description 19
- 229920005992 thermoplastic resin Polymers 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
-
- 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
- B29C2045/5056—Drive means therefor screws axially driven by a rotatable screw shaft cooperating with a fixed nut
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention provides a kind of injection moulding machine, can be to the ballscrew shaft that is driven when carrying out injection molding engineering reliably passing power.The injection moulding machine, including：Ball screw framework (10) is made of the ballscrew shaft (8) and nut body (9) of the twist-on on the ballscrew shaft being rotatably freely arranged；Bearing (12), support ballscrew shaft (8)；Push plate (7) wherein being equipped with the bearing (12), and is movably promoted when carrying out injection molding engineering with the rotation of ballscrew shaft (8)；It further includes：Cylindrical sleeve (13) is entrenched in the periphery of ballscrew shaft (8), and configures between the ballscrew shaft (8) and bearing (12)；Locking nut (14), twist-on prevent the sleeve (13) for being embedded in ballscrew shaft (8) periphery from falling off on ballscrew shaft (8)；Pulley (15) is mounted on sleeve (13).
Description
Technical field
The present invention relates to a kind of injection moulding machines, and the thermoplastic resin melted in heating cylinder is noted by injection-moulding nozzle
It is mapped in the mold cavity of mold closing.The present invention is more particularly directed to a kind of injection moulding machines, to make injection-moulding nozzle inject thermoplastic resin
Fat, in the nut body running for making to be fastened to ballscrew shaft, to make the nut body running carry out reliable power transmission.
Background technology
In existing common injection moulding machine, equipped be made of ballscrew shaft and nut body and by rotary motion turn
It is melted into the ball screw framework etc. of linear movement, and when ballscrew shaft is rotated by the driving of motor, nut body
It moves forward or back therewith.If ballscrew shaft advances with the forward motion of nut body, the spiral shell that is set in heating cylinder
Bar also advances therewith, and by the injection-moulding nozzle mounted on heating cylinder front end, the thermoplastic resin melted in heating cylinder is injected
It is filled into the mold cavity of mold closing.It is related to this technology, for example, patent document 1 discloses a kind of injection moulding machine, lead to
It crosses the cylindrical support body for being fastened on the axle portion and is located at ball-screw shaft rear end using the 1st bearing support being fastened in push plate
The axle portion of side makes the screw rod in the heating cylinder being integrally formed in push plate advance, to carry out injection molding engineering.In addition, patent is literary
It offers 2 and discloses a kind of double-plate injection moulding apparatus, have foreboard and push plate, and will be before ball-screw by bearing and sleeve
End is mounted on foreboard, while the rear portion of the ball-screw being tightened against in the nut body being located in push plate, by being molded electricity
Motivation makes ball-screw rotate, and push plate is made to advance, and carries out injection molding engineering.
Existing technical literature
Patent document
Patent document 1：The flat 5-5425 bulletins of Japanese Patent Laid-Open；
Patent document 2：The flat 2-307714 bulletins of Japanese Patent Laid-Open.
Invention content
The technical issues of invention solves
By the ball screw framework being made of ballscrew shaft and nut body of the twist-on on the ballscrew shaft, will revolve
Transhipment turn turns to linear movement, and makes in the well-known injection moulding machine that screw rod advances, for example, such as 1 institute of patent document
Show, the injection moulding machine of cylindrical support body of the configuration referred to as sleeve is well-known between ballscrew shaft and bearing.It should
Although cylindrical support body is fastened by being embedded in ballscrew shaft, but if the cylindrical support body of fastening is because of certain originals
It thus loosens, then harmful effect is caused to the transmission of the power of ballscrew shaft.It is therefore desirable to be firmly fastened to obtain power transmission
The components such as cylindrical support body to prevent its loosening.
The present invention completes in view of the above problems, its purpose is to provide a kind of injection moulding machine, the injection moulding machine
It can be to the ballscrew shaft that is driven when carrying out injection molding engineering reliably passing power.
Solve the means of technical problem
The invention of this injection moulding machine, which is characterized in that including：Ball screw framework, by the rolling being rotatably freely arranged
Ballscrew axis is constituted with nut body of the twist-on on the ballscrew shaft；Bearing supports the ballscrew shaft；Push plate,
In the bearing is installed, and movably promoted with the rotation of the ballscrew shaft when carrying out injection molding engineering；
Cylindrical sleeve is embedded in the periphery of the ballscrew shaft, and configures between the ballscrew shaft and the bearing；Lock
Tight nut, twist-on prevent the sleeve for being embedded in the ballscrew shaft periphery from falling off on the ballscrew shaft；With
And pulley, it is mounted on the sleeve.
The invention of this injection moulding machine, which is characterized in that including fixing means, the fixing means are by being arranged in the rolling
Chock and screw between ballscrew axis and the pulley are constituted, and the screw pushes the chock to the rolling by rotating
Ballscrew axis, and the pulley is fastened on the ballscrew shaft.
The invention of this injection moulding machine, which is characterized in that the push plate is sticked on the guide rail of setting thereunder, is retreated
It is supported freely.
Invention effect
According to the present invention, ballscrew shaft periphery is embedded in by locking nut fixation of the twist-on on ballscrew shaft
Pulley is mounted on sleeve by sleeve to prevent it from falling off, and in the state that sleeve and ballscrew shaft are fixed as one
On, to which pulley is fixed on ball-screw.Accordingly, for example, it is restricted even if problem in space or intensity etc. occurs
Situation, the pulley that driving force is transmitted to ballscrew shaft must be fixed on by sleeve on ballscrew shaft, also can be reliably
The driving force of pulley is transmitted to ballscrew shaft.
In addition, the fixing means being made of chock and screw, pulley is anchored on ballscrew shaft, therefore pulley is consolidated
The method being scheduled on ballscrew shaft has respectively by the fixation of sleeve and by two kinds of differences such as fixation of the fixing means
Method.Therefore, it is possible to the ballscrew shaft to work when carrying out injection molding engineering reliably passing power.
In addition, push plate is sticked in guide rail, therefore when push plate is moved forward and backward, in addition to it can prevent track from deviateing, may be used also
To improve vibration resistance, and it is also prevented from the loosening of fixed part.
Description of the drawings
Fig. 1 is the sectional view for the state for showing the injection molding unit that the injection moulding machine of the present invention is constituted from side；
Fig. 2 is the sectional view of the state for the injection molding unit for showing the injection moulding machine viewed from above for constituting the present invention；
Fig. 3 is the amplification sectional view for the major part for showing injection molding unit.
Specific implementation mode
Hereinafter, by Fig. 1~Fig. 3, embodiments of the present invention will be described.Certainly, present inventive concept is not being violated
In range, the present invention can also be simply applied to the structure in addition to illustrating in embodiments, and this point is self-evident.
The injection moulding machine of the example of the present invention is manufactured as raw material using the particle of graininess thermoplastic resin and is shaped
Body.Injection moulding machine includes fuselage 1, and being provided on fuselage 1 will be in the mold cavity of thermoplastic resin mould filling to mold closing
Injection molding unit 2 and the closing unit (not show) that mould is opened and closed.
As depicted in figs. 1 and 2, it is configured in injection molding unit 2：Tubular heating cylinder 3；It is located at the injection molding of 3 front end of heating cylinder
Nozzle 4；It is located in heating cylinder 3 and mixes and rub supply to the screw rod 5 of the thermoplastic resin in the heating cylinder 3；Support adding for heating cylinder 3
Hot cylinder mounting bracket 6；Be freely and rotatably supported screw rod 5, and being located at of being moved forward and backward relative to the heating cylinder mounting bracket 6 plus
The push plate 7 at hot 6 rear of cylinder mounting bracket；By the ballscrew shaft being freely and rotatably supported in the push plate 7 and heating cylinder mounting bracket 6
8 and twist-on on the ballscrew shaft 8 and ball-screw that the nut body 9 that is fixed on the heating cylinder mounting bracket 6 is constituted
Mechanism 10；It is fixed on the fuselage 1 of 7 lower section of heating cylinder mounting bracket 6 and push plate, movably supports leading for push plate 7
Rail 11；When the resin melted in heating cylinder 3 to be injected into mold cavity, is driven by the rotation of ballscrew shaft 8, make to push away
Plate 7 and screw rod 5 move forward and carry out the injection molding motor 19 etc. as power source of injection molding engineering jointly.
The nut body 9 of ball screw framework 10 is integrally formed on heating cylinder mounting bracket 6.In addition, injection molding motor 19 1
Body is set in push plate 7.
Bearing 12 is installed, the bearing 12 is the bearing for being freely and rotatably supported ballscrew shaft 8 in push plate 7.In axis
The periphery that the cylinder configured between 12 and ballscrew shaft 8 i.e. sleeve 13 is embedded in ballscrew shaft 10 is held, to prevent from covering
Cylinder 13 is detached from from the ballscrew shaft 10, is stopped by being fastened to locking nut 14 of end side of ballscrew shaft 10.
In addition, being formed with flange part 13A in one end of sleeve 13.It is driving to be molded motor on flange part 13A
The pulley 15 of source rotation is fastened by fixing means, that is, fixing nut 16.
In addition, being provided with the fixing means being made of chock 17 and screw 18 between pulley 15 and ballscrew shaft 8.It should
Chock 17 is pushed to ballscrew shaft 8 by so that screw 18 is rotated, and accordingly, pulley 15 is fastened on the ballscrew shaft 8.
According to injection moulding machine as described above, the injection moulding machine includes：Ball screw framework 10, certainly by rotation
The ballscrew shaft 8 that is arranged and be fastened to the ballscrew shaft 8 and nut body on heating cylinder mounting bracket 6 as described in being fixed on
9 are constituted；Bearing 12 is the bearing for supporting ballscrew shaft 8；Push plate 7 wherein being equipped with the bearing 12, and is being noted
It is movably promoted with the rotation of the ballscrew shaft 8 when moulding engineering；Cylindrical sleeve 13, is embedded in ball-screw
The periphery of axis 8, and configure between the ballscrew shaft 8 and the bearing 12；Locking nut 14, is fastened to ballscrew shaft
8, and prevent the sleeve 13 for being embedded in 8 periphery of the ballscrew shaft from falling off；Pulley 15 is mounted on sleeve 13；Note
Mould motor, the rotation as driving source driving pulley 15.That is, solid by the locking nut 14 for being fastened to ballscrew shaft 8
Surely the sleeve 13 of 8 periphery of ballscrew shaft is embedded in prevent it from falling off, and is fixed as by sleeve 13 and ballscrew shaft 8
In the state of one, pulley 15 is mounted on sleeve 13, to which pulley 15 to be fixed on ball-screw indirectly.Accordingly,
For example, the limitation implementations such as problem in space or intensity occur, even if must will be passed to ballscrew shaft 8 by sleeve 13
The pulley 15 for passing driving force is fixed on ballscrew shaft 8, also can be by the pulley 15 being transmitted to from injection molding motor 19
Driving force is reliably transmitted to ballscrew shaft 8.
In addition, the fixing means being made of chock 17 and screw 18, pulley 15 are fastened on ballscrew shaft 8, therefore
Pulley 15 is fixed on the method on ballscrew shaft 8, is had respectively by the fixation of sleeve 13 and by by chock 17 and screw
Two different methods such as 18 fixations of fixing means constituted.It therefore, can be to the ball of work when carrying out injection molding engineering
The reliably passing power of lead screw shaft 8.
In addition, push plate 7 is sticked in guide rail 11, therefore when push plate 7 moves forward and backward, other than preventing track from deviateing, also
Vibration resistance can be improved, and is also prevented to transmit the loosening of driving force and fixed component.
Symbol description
1 fuselage
2 injection molding units
3 heating cylinders
4 injection-moulding nozzles
5 screw rods
6 heating cylinder mounting brackets
7 push plates
8 ballscrew shafts
9 nut bodies
10 ball screw frameworks
11 guide rails
12 bearings
13 sleeves
13A flange parts
14 locking nuts
15 pulleys
16 fixing bolts
17 chocks
18 screws
19 injection molding motor.
Claims (3)
1. a kind of injection moulding machine, which is characterized in that including：
Ball screw framework, by ballscrew shaft and nut body structure of the twist-on on the ballscrew shaft being rotatably freely arranged
At；
Bearing supports the ballscrew shaft；
Push plate wherein being equipped with the bearing, and is retreated when carrying out injection molding engineering with the rotation of the ballscrew shaft
It promotes freely；
Cylindrical sleeve, is embedded in the periphery of the ballscrew shaft, and configure the ballscrew shaft and the bearing it
Between；
Locking nut, twist-on prevent the sleeve for being embedded in the ballscrew shaft periphery on the ballscrew shaft
It falls off；And
Pulley is mounted in the state that the sleeve and the ballscrew shaft are fixed as one on the sleeve；
It is formed with flange part in one end of the sleeve, the pulley is fixed on the flange part.
2. injection moulding machine according to claim 1, which is characterized in that including fixing means, the fixing means are by setting
The chock and screw set between the ballscrew shaft and the pulley are constituted, and the screw is by rotating the chock
Push the ballscrew shaft to, and the pulley is fastened on the ballscrew shaft.
3. the injection moulding machine according to claim 1 or claim 2, which is characterized in that the push plate is sticked in setting
On guide rail thereunder, movably it is supported.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-171365 | 2013-08-21 | ||
| JP2013171365A JP6232600B2 (en) | 2013-08-21 | 2013-08-21 | Injection molding machine |
| PCT/JP2014/071527 WO2015025806A1 (en) | 2013-08-21 | 2014-08-18 | Injection molding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105682882A CN105682882A (en) | 2016-06-15 |
| CN105682882B true CN105682882B (en) | 2018-07-17 |
Family
ID=52483582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480046033.8A Expired - Fee Related CN105682882B (en) | 2013-08-21 | 2014-08-18 | A kind of injection moulding machine |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6232600B2 (en) |
| CN (1) | CN105682882B (en) |
| WO (1) | WO2015025806A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6605377B2 (en) * | 2016-03-24 | 2019-11-13 | 住友重機械工業株式会社 | Injection molding machine |
| CN108773036A (en) * | 2018-06-27 | 2018-11-09 | 东华机械有限公司 | The electronic She Tai mechanisms of double lead injection |
| CN113997500A (en) * | 2021-10-26 | 2022-02-01 | 博创智能装备股份有限公司 | Injection molding direct-drive glue injection structure |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829144A (en) * | 2012-08-29 | 2012-12-19 | 大连华根机械有限公司 | Conveniently mounted and adjusted high-precision ball screw supporting structure |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2593091B2 (en) * | 1988-07-28 | 1997-03-19 | ファナック株式会社 | Injection mechanism |
| JPH06134825A (en) * | 1992-10-29 | 1994-05-17 | Meiki Co Ltd | Device for detecting plasticized state of injection molding material |
| JP3507250B2 (en) * | 1996-07-29 | 2004-03-15 | ファナック株式会社 | Injection unit of injection molding machine |
| JP3569103B2 (en) * | 1997-04-17 | 2004-09-22 | 東洋機械金属株式会社 | Injection molding machine |
| JP4440140B2 (en) * | 2005-02-23 | 2010-03-24 | 住友重機械工業株式会社 | Injection device |
| JP2008208733A (en) * | 2007-02-23 | 2008-09-11 | Mitsubishi Electric Corp | Pressure vessel body of refrigerating cycle device and its manufacturing method, and method for connecting pipe to vessel |
| TWI577527B (en) * | 2011-10-28 | 2017-04-11 | 賜福科技股份有限公司 | Shooting mechanism for inject molding |
-
2013
- 2013-08-21 JP JP2013171365A patent/JP6232600B2/en not_active Expired - Fee Related
-
2014
- 2014-08-18 CN CN201480046033.8A patent/CN105682882B/en not_active Expired - Fee Related
- 2014-08-18 WO PCT/JP2014/071527 patent/WO2015025806A1/en active Application Filing
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829144A (en) * | 2012-08-29 | 2012-12-19 | 大连华根机械有限公司 | Conveniently mounted and adjusted high-precision ball screw supporting structure |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2015039815A (en) | 2015-03-02 |
| CN105682882A (en) | 2016-06-15 |
| JP6232600B2 (en) | 2017-11-22 |
| WO2015025806A1 (en) | 2015-02-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180717 Termination date: 20210818 |