CN104053532B - Injection machine - Google Patents
Injection machine Download PDFInfo
- Publication number
- CN104053532B CN104053532B CN201280066899.6A CN201280066899A CN104053532B CN 104053532 B CN104053532 B CN 104053532B CN 201280066899 A CN201280066899 A CN 201280066899A CN 104053532 B CN104053532 B CN 104053532B
- Authority
- CN
- China
- Prior art keywords
- injection
- metering
- driven pulley
- arc groove
- belt wheel
- 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
- 238000002347 injection Methods 0.000 title claims abstract description 111
- 239000007924 injection Substances 0.000 title claims abstract description 111
- 239000011347 resin Substances 0.000 claims abstract description 17
- 229920005989 resin Polymers 0.000 claims abstract description 17
- 230000033001 locomotion Effects 0.000 claims abstract description 12
- 238000009987 spinning Methods 0.000 claims abstract description 6
- 238000012546 transfer Methods 0.000 claims description 23
- 230000007423 decrease Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 6
- 230000000630 rising effect Effects 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002265 prevention Effects 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
- B29C45/176—Exchanging the injection unit or parts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention realizes the raising of the replacing workability of injection screw.Injection machine possesses: as first electric servomotor (5) in the source of driving, driven when the metering of the molten resin of the cavity injection carried out to mould；First Timing Belt (8), transmits the driving force of this first electric servomotor (5)；Second rotates belt wheel (7), around hanging with this first Timing Belt (8)；And injection screw (4), rotate with the described second rotation rotating belt wheel (7) when carrying out the metering of described molten resin.Rotate belt wheel (7) second and form arc groove (28), being arranged to retreat in the protrudent pin (26) being formed at the described second arc groove (28) rotating belt wheel (7) by being inserted into, limiting the spinning movement of injection screw (4) by this protrudent pin (26) being inserted in the described second arc groove (28) rotating belt wheel (7).
Description
Technical field
The present invention relates to achieve the raising of the replacing workability of part, Maintenance and Repair workability
Injection machine.
Background technology
All the time, use the vertical injection machine of so-called two station types, by making turntable revolve
Turning, relative to one, upper side mold, makes two lower die being installed on turntable be moved respectively to
The relative position of mould opening and closing can be carried out, along longitudinally carrying out mould opening and closing.Side form on such making
Tool and multiple lower die carry out, in the vertical injection machine of matched moulds, using following manufacturer
Method: during the matched moulds operation making formed body shape, contrary to the lower die at matched moulds
The metal part of the lower die assembling insert molding of side configuration, makes to turn after this assembling
Platform rotates to assigned position, makes the lower die being assembled with metal part enter with upper side mold
Row matched moulds, so that metal embedding part is integrally formed with resin, at the mould after mold closing
When the cavity injection of tool fills molten resin, under the injecting unit of the top being configured at side mold
Fall, is accompanied by this, and the injection nozzle being installed on injecting unit front end (lower end) connects with upper side mold
Touching, in this condition, the forward drive of the injection screw by being located in cartridge heater melts
Melt resin is to the injection fillers of the die cavity of mould.
It addition, in the known injection machine including vertical injection machine, in order to
Regularly Maintenance and Repair operation, replacing operation, and carry out in cartridge heater, to be configured to rotation
The screw rod dismounting turned or such dismounting operation in being assembled in cartridge heater.In order to easily carry out this
The dismounting operation of the parts such as the screw rod of sample, needs to be configured at part detachable mounted assigned position
Or carry out keeping (spline etc.) to carry out rotation etc. as the part of dismounting object avoiding, such as,
In injection machine, in the case of the dismounting operation carrying out screw rod, in the past, in order to carry out
The rotation of screw rod prevents, sometimes useless cloth etc. is filled in screw rod and keep screw rod parts between etc.,
After limiting the rotation of screw rod, carry out dismounting operation.
It addition, possessing the vertical injection machine of the edge longitudinally screw rod of lifting in cartridge heater
In, when make its operate stopping time, the deadweight of screw rod carries out acting on and to make this screw rod drop to minimum
Limit, therefore in the deadweight because of screw rod, this screw rod drops to minimum, screw rod big
Cause entirety to be covered by cartridge heater, easily carry out screw rod it is therefore desirable for this screw rod can be held in
Dismounting operation, on the desired suitable position of user.Associate as with described prior art
Technology, Patent Document 1 discloses vertical injection machine, public in this patent document 1
Opened following technology: possess drive with electro-motor for driving source along mould opening and closing direction relative to
Fixed form carries out the elbow rod type die joining device of the movable template of mould opening and closing, is driving this toggle rod type
Reversely rotating by making retainer of the slave end belt wheel installed on the ball-screw of mold closing mechanism
Projection stoped with engaging from the tooth of side belt wheel, prevented the decline of movable template from moving.
It addition, patent document 2 discloses that following technology: in lift emergency braking apparatus,
The open pore making the steel wheel that engaging part rotates with the lifting with lift engages, thus
Stop the action to be started because of abnormal of the lift in stopping.
Prior art literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2008-105185 publication
Patent document 2: Japanese Unexamined Patent Publication 2010-189088 publication
Summary of the invention
The problem that invention is to be solved
In vertical injection machine disclosed in patent document 1, it is to stop when Timing Belt is cut off
The decline of movable template and realize safe technology, it is possible to carry out keeping avoiding movable template to move
Dynamic, but the openest can keep the parts such as movable template on the desired position of user and
The replacing workability of part to be realized, the technology of raising of Maintenance and Repair workability.
It addition, technology disclosed in patent document 2 is to be in stopping by engaging part being inserted in
In steel wheel open pore and reliably to stop steel wheel to keep away technology free of moving, but steel wheel
The diameter of open pore is bigger than the diameter of engaging part, is the most actually difficult to keep with inactive state
Steel wheel.
The present invention makes in view of above-mentioned problem, its object is to provide a kind of injection machine,
Injection screw can be kept to avoid rotating, it is achieved thereby that the replacing workability of this part, dimension
Protect the raising of upkeep operation.
The invention of this injection machine is characterised by possessing:
As the metering electric servomotor in the source of driving, carrying out the cavity injection to mould
Driven during the metering of molten resin；
Metering, with driving transfer tape, transmits the driving force of this metering electric servomotor；
Metering driven pulley, drives transfer tape around hanging with this metering；And
Injection screw, when carrying out the metering of described molten resin with described metering with driven
The rotation of belt wheel and rotate,
Arc groove is formed at described metering driven pulley,
The protrudent pin being inserted in the arc groove being formed at described metering driven pulley is arranged
One-tenth can be retreated,
Can limit by this protrudent pin is inserted in the arc groove of described metering driven pulley
The spinning movement of described injection screw.
Invention effect
According to the invention of this injection machine, by protrudent pin being inserted in metering driven pulley
Arc groove and the spinning movement of injection screw can be limited, therefore, it is possible to easily inject
The replacing operation of screw rod, Maintenance and Repair.
Accompanying drawing explanation
Fig. 1 is the front view representing the injecting unit constituted in vertical injection machine, and expression makes
State after injection drive division rising.
Fig. 2 is the front view representing the injecting unit constituted in vertical injection machine, and expression makes
State after injection drive division decline.
Fig. 3 is the side view representing the injecting unit constituted in vertical injection machine, and expression makes
State after injection drive division rising.
Fig. 4 is the top view representing the injecting unit constituted in vertical injection machine.
Fig. 5 is to represent the magnetic clamping element and the section view of protrudent pin constituted in vertical injection machine
Figure.
Fig. 6 is the stereogram representing driven pulley and protrudent pin.
Fig. 7 is the top view of the injecting unit representing variation 1.
Fig. 8 is the top view of the injecting unit representing variation 2.
Fig. 9 is the top view of the injecting unit representing variation 3.
Figure 10 is the perspective view representing the state after cutting with the line A-A in Fig. 3.
Figure 11 is the front view of the closing unit representing the lower section being located at injecting unit.
Figure 12 is the side view of the closing unit representing the lower section being located at injecting unit.
Figure 13 is the upward view of the closing unit representing the lower section being located at injecting unit.
Detailed description of the invention
Hereinafter, by Fig. 1～Figure 13, the example for implementing embodiments of the present invention is described.
Certainly, the present invention is not violating in the range of spirit of the invention explanation in for embodiment
Structure beyond structure also is able to easily be suitable for, and this is without it should be noted that.
When the vertical injection machine of one example of the present invention is substantially distinguished, by by molten resin
The injecting unit 1 filled to the cavity injection of mould, carry out the closing unit of the mould opening and closing of mould
(not shown) is constituted, and constituting at injecting unit 1 has the particle to the material as formed body to enter
Row add heat fusing cartridge heater 2, by can be screwed together in the way of loading and unloading cartridge heater 2 front end (under
Portion) injection nozzle 3.
Being provided with to injection nozzle in the way of being inserted into taking off in the cartridge heater 2 of injecting unit 1
The injection screw 4 of the front supply molten resin of 3, when measurement of molten resin, injection screw
4 using the first electric servomotor 5 as metering electric servomotor for driving source, via
One rotates belt wheel 6, as the second rotation belt wheel 7 of metering driven pulley, as measuring with driving
Move the first Timing Belt 8 of transfer tape and rotate, carry out the molten resin front to injection nozzle 3
Supply.
It addition, when the molten resin measured from the injection of the front end of injection nozzle 3, with the second electricity
Dynamic servo motor 10 is driving source, and the driving force of the second electric servomotor 10 is to being installed on the
The driving pulley 11 of the rotary shaft of two electric servomotors 10, hang around the work of driving pulley 11
For drive transfer tape the second Timing Belt 12, around hang with the second Timing Belt 12 driven pulley 13,
13a transmit, by as drive transfer part ball screw framework 14 and by driven pulley 13,
The rotary motion of 13a is converted to linear motion, thus drives to set in the way of longitudinally lifting
The injection drive division 15 put, can be fixed on the injection spiral shell of injection drive division 15 in the way of rotating
Bar 4 declines, thus from injection nozzle 3 injecting molten resin together with injection drive division 15.
It addition, constitute the lifting of the injecting unit 1 of injection drive division 15 using as injecting unit liter
3rd electro-motor 16 of fall electric servomotor is driving source, the 3rd electro-motor 16
Driving force is to the lifting driving pulley 17 of the rotary shaft being installed on the 3rd electro-motor 16, around extension
In lifting the 3rd Timing Belt as injecting unit lifting driving transfer tape of driving pulley 17
18, around hang with the 3rd Timing Belt 18 as injecting unit lifting driven pulley lifting with from
Movable belt pulley 19 transmits, by being installed on lifting as injecting unit of cartridge heater mounting bracket 20
With the ball screw framework 21 of driving transfer part by the rotary motion of lifting driven pulley 19
Be converted to linear motion such that it is able to by the cartridge heater mounting bracket 20 that produced by this motion
Lift and make injecting unit 1 lift.
It addition, the closing unit 40 shown in Figure 11～13 is installed on injecting unit 1 time integratedly
Portion, as shown in these figures, possesses at closing unit 40: closing unit lifting electrical servo horse
Reach 41, driven as driving source along when longitudinally carrying out mould opening and closing making mould；Closing unit liter
Fall, with driving transfer tape 42, transmits the driving force of this closing unit lifting electric servomotor 41；
Closing unit lifting driven pulley 43, drives transfer tape 42 around hanging with this closing unit lifting；
As the closing unit lifting elbow-bar mechanism 44 of driving transfer part, with driving this matched moulds list
Unit's lifting driven pulley 43 rotates and elongated laterally, bending；And movable template 45, pass through
The action of this elbow-bar mechanism 44 and lift, and install for moveable die (not shown).
As shown in Figures 3 and 4, constitute just like lower component at injection drive division 15: detector unit
22, detected for the second cut-off situation of Timing Belt 12 or leading to the second electric servomotor 10
The situation that electricity is disconnected and makes this second electric servomotor 10 stop；Protrudent pin 26, clips work
Highlight under the elastic force effect of this spring 25 for the spring 25 of elastomer；Magnetic clamping element 24,
Detected that the second Timing Belt 12 is cut off or the second electric servomotor 10 by detector unit 22
During stopping, the magnetic force of the electromagnet being made up of coil 27, magnetic material etc. will be utilized to retreat
State under be clamped protrudent pin 26 unclamp；And carry out the action control of magnetic clamping element 24
Control unit 23 etc..
Here, further illustrated the driven pulley 13 being formed with arc groove 28 by Fig. 6.
With the second electric servomotor 10 for the powered driven pulley in driving source 13, along this driven belt
The circumferencial direction of wheel 13 is formed with everywhere (multiple) arc groove 28, and prominent protrudent pin 26 is inserted
Lead in arc groove 28, thus limit the rotation of driven pulley 13.
It addition, in addition to driven pulley 13, also rotate belt wheel 7, lifting with driven second
Belt wheel 19, closing unit lifting driven pulley 43 are formed with rake 29, this rake 29
Utilize the elastic force of spring 25 to press protrudent pin 26 when protrudent pin 26 is inserted in arc groove 28
Front end.And, when vertical injection machine is in halted state etc., by protrudent pin 26
Relative to the pressing effect of rake 29, each belt wheel 13,7,19,43 remains non-rotary
Inactive state.
It addition, the direction of rotation of driven pulley 13 the most indicated by an arrow, but such as this figure
Shown in, the rake 29 of arc groove 28 is formed as relative with protrudent pin 26, is formed at arc groove
The rake 29 of the bottom surface of 28 is with towards the direction of rotation (direction of arrow) with driven pulley 13
Contrary direction and mode that groove depth shoals are formed.And, it is cut off at the such as second Timing Belt 12
Requirement make injecting unit 1 injection screw 4 (injection drive division 15) drive actions immediately
During stopping or when being disconnected to the energising of the second electric servomotor 10, pass through control unit
23 make protrudent pin 26 to the prominent insertion of arc groove 28, at driven pulley 13 for time in rotating, dash forward
Slide relative to rake 29 with the rotation of driven pulley 13 in the front end going out pin 26, logical
Cross this resistance to sliding, make the rotating speed of driven pulley 13 promptly reduce.I.e., it is possible to make to drop
Low injection drive division 15, it is located at the injection screw 4 of this injection drive division 15 and the driven belt that rotates
Wheel 13 deceleration, after this deceleration, makes internal face 30 and the protrudent pin 26 of the end of arc groove 28
Collision such that it is able to make driven pulley 13 stop.Therefore, it is cut off at the second Timing Belt 12
Time or when the second electric servomotor 10 stops, it is possible to making driven pulley 13 after deceleration
Stop, thereby, it is possible to reliably carry out suppressing avoiding the rotation with driven pulley 13 and
The injection drive division 15 of action, the injection screw 4 of injection drive division 15 decline because of deadweight, and
And, it is also possible to prevent the parts to protrudent pin 26, injection drive division 15 are kept from applying relatively
Big impact.
Additionally, in the present embodiment, as shown in Figure 4, have employed following structure: to become
It is prominent that the mode of the tangential direction being formed with the round driven pulley 13 of arc groove 28 configures holding
Go out the holding plate 31 of the rectangle type of pin 26, at the center configuration protrudent pin 26 of this holding plate 31,
By bolt 32, the end of holding plate 31 is fixed on injection drive division 15 but it also may such as figure
7, shown in Fig. 8, holding plate 31 is made to use the structure of delta-type, or as it is shown in figure 9, profit
The end of holding plate 31 is fixed with multiple bolts 32, or, as shown in Figure 8, will be prominent
Pin 26 carries out configuration etc. in the way of the avris along the holding plate 31 of delta-type, is utilizing
When protrudent pin 26 prevents the rotation of driven pulley 13, i.e. be provided with injection screw 4 in prevention
Injection drive division 15 deadweight decline time, it is possible to relax to holding plate 31 apply impact.
It addition, in the same manner as above-mentioned injection drive division 15, and as the of metering driven pulley
Two rotate the arc groove of belt wheels 7, as the lifting of injecting unit lifting driven pulley with driven
The arc groove of belt wheel 19 and the closing unit lifting arc groove of driven pulley 43 correspondence respectively
Before the protrudent pin 26 that ground is arranged and then be inserted through them, thus in the operating of vertical injection machine
When being in halted state etc., it is possible to reliably carry out suppressing to avoid each belt wheel 7,19,43 to revolve
Turn.And, by stoping driven pulley 13, lifting driven pulley 19 and closing unit liter
Fall driven pulley 43 rotates, it is possible to is reliably prevented and interlocks with these belt wheels 13,19,43
Ground carries out the injection drive division 15 of down maneuver, injection screw 4, injecting unit 1, elbow-bar mechanism
44, the movable template 45 being provided with mould becomes halted state in the operating of vertical injection machine
Time carry out down maneuver because of their deadweight.
Additionally, as it is shown in figure 5, protrudent pin 26 clips the spring 25 as elastomer and at this
Highlight under the elastic force effect of spring 25, by detector unit 22, detector unit 22 detecting
, arbitrary motor 5,10,16,41 cut-off to Timing Belt 8,12,18,42 stop or
When the operating of vertical injection machine stops, control unit 23 carries out the action of magnetic clamping element 24
Control, will utilize the magnetic force of electromagnet being made up of coil 27, magnetic material etc. and retreat
The protrudent pin 26 being clamped under state unclamps, thus each protrudent pin 26 advances, this protrudent pin 26
It is inserted through the arc groove 28 of the most corresponding belt wheel 7,13,19,43.
Then, step during injection screw 4 is described to change.First, make each unit to predetermined bits
Put movement.Injecting unit 1 moves to retreating the limit (the rising limit).Injection drive division 15 moves
Move to rising the limit.Closing unit 40 moves to the die sinking limit (the rising limit).Then, when
When stopping power supply, being accompanied by this, motor 5,10,16,41 stops, and therefore protrudent pin 26 is certainly
The dynamicly arc groove 28 to belt wheel 7,13,19,43 corresponding respectively inserts.Afterwards, dismounting
Injection nozzle 3, then unloads injection screw 4 from injection drive division 15.Then, from injection nozzle
Injection screw 4 drawing downwards is taken out by side.Then, prepare new injection screw 4 and with
The reverse procedure of aforesaid step carries out operation, thus completes the replacing of injection screw 4.
As it has been described above, according to the vertical injection machine of present embodiment, possess: injecting unit
The injection drive division 15 constituted in 1 and the second electric servomotor 10, the second electric servomotor
10 as the driving source injecting drive division 15；As the second Timing Belt 12 of driving transfer tape,
Transmit the driving force of the second electric servomotor 10；Driven pulley 13, around hanging with the second Timing Belt
12；As drive transfer part ball screw framework 14, with driven pulley 13 rotation and
Make the described injection drive division 15 being provided with injection screw 4 along longitudinal lifting；As injecting unit liter
3rd electro-motor 16 of fall electric servomotor, makees when making described injecting unit 1 lift
Driven for driving source；As injecting unit lifting the 3rd Timing Belt 18 of driving transfer tape,
Transmit the driving force of the 3rd electro-motor 16；Lifting driven pulley 19, around hanging with the 3rd synchronization
Band 18；As the injecting unit lifting ball screw framework 21 of driving transfer part, with liter
The rotation of fall driven pulley 19 and make described injecting unit 1 lift；Closing unit lifting electricity consumption
Dynamic servo motor 41, is driven as driving source along when longitudinally carrying out mould opening and closing making described mould；
Closing unit lifting is with driving transfer tape 42, and transmission closing unit lifts with electric servomotor 41
Driving force；Closing unit lifting driven pulley 43, drives around hanging with closing unit lifting
Transfer tape 42；And lift the elbow-bar mechanism 44 by driving transfer part as closing unit, with
The rotation of closing unit lifting driven pulley 43 and make the confession constituted in described closing unit 40
The movable template 45 that described mould is installed lifts, at described driven pulley 13, as described injection
The lifting driven pulley 19 of unit lifting driven pulley and described closing unit lifting with from
Movable belt pulley 43 forms arc groove 28 respectively, is arranged by the protrudent pin 26 inserted to each arc groove 28
One-tenth can be retreated.Thus, when the operating stopping etc. of vertical injection machine, protrudent pin 26 is made
Highlight and be inserted in the arc groove 28 of driven pulley 13,19,43 such that it is able to prevent injection from driving
Dynamic portion 15, the injection screw 4 being located at injection drive division 15 decline, by making protrudent pin 26 dash forward
Go out and be inserted in the arc groove 28 of lifting driven pulley 19, it is possible to prevent injecting unit 1 from declining,
It is inserted in the arc groove of closing unit lifting driven pulley 43 by making protrudent pin 26 prominent
28, it is possible to prevent the movable template 45 for mould installation, elbow-bar mechanism 44 from declining.I.e., it is possible to
Suppress under the distinctive parts that can be located at vertical injection machine in the way of lifting are because of deadweight
Fall, therefore and then be obtained in that the vertical injection machine of excellent in safety.
And, it is inserted into taking off and be arranged to the note along longitudinally lifting in cartridge heater 2
Penetrate before screw rod 4 acted on when the operating that stopped injection machine dropping to because its deadweight
Entering the power of the limit, when being positioned at retrogressing limit side, a part for injection screw 4 is to cartridge heater 2
Outside expose, but most retreat (rising) at the injection screw 4 that will make to be located at injection drive division 15
Position be set to retreat the limit, most advance in the case of the position of (decline) is set to the advance limit,
On the position from the retrogressing limit to the advance limit, will be inserted in being formed at driven belt
The protrudent pin 26 of the arc groove 28 of wheel 13 is arranged to retreat, and is configured to by this being highlighted
Pin 26 be inserted in driven pulley 13 arc groove 28 and can limit injection screw 4 advance and retreat move
Make, thus, be not, on the assigned position of advance limit side, protrudent pin 26 is inserted in driven belt
The arc groove 28 of wheel 13 such that it is able to injection screw 4 is being configured at the state retreating limit side
The moving back and forth of lower restriction injection screw 4.Therefore, it is possible to by a part for injection screw 4,
Or configured in one piece (holding) is the state exposed to the outside of cartridge heater 2, it addition, make metering
Axle also cannot rotate such that it is able to easily carries out being inserted into, at cartridge heater 2, the injection spiral shell that takes off
The replacing operation of bar 4, Maintenance and Repair.
And, possess: as metering electric servomotor that is first electrical servo in the source of driving
Motor 5, is driven when the metering of the molten resin of the cavity injection carried out to mould；As meter
Amount the first Timing Belt 8 of driving transfer tape, transmits the driving force of this first electric servomotor 5；
And the second rotation belt wheel 7 as metering driven pulley, around hanging with this first Timing Belt 8, note
Penetrate screw rod 4 when carrying out the metering of molten resin with the described second rotation rotating belt wheel 7
And rotate, rotating belt wheel 7 described second forms arc groove 28, will be inserted in being formed at
The protrudent pin 26 of the described second arc groove 28 rotating belt wheel 7 is arranged to retreat, and passes through
This protrudent pin 26 is inserted in the described second arc groove 28 rotating belt wheel 7 and note can be limited
Penetrate the spinning movement of screw rod 4.Thus, by protrudent pin 26 being inserted in the second rotation belt wheel 7
Arc groove 28 and the spinning movement of injection screw 4 can be limited, therefore except note can be limited
The advance and retreat penetrating screw rod 4 move outside (decline caused by the deadweight of injection screw), additionally it is possible to
Carry out limiting (spline) to avoid injection screw 4 to rotate.Therefore, it is possible to realize injection screw 4
Replacing workability, the raising of Maintenance and Repair workability.
Label declaration
1 injecting unit
2 cartridge heaters
4 injection screws
5 first electric servomotors (metering electric servomotor)
7 second rotate belt wheel (metering driven pulley)
8 first Timing Belts (metering is with driving transfer tape)
10 second electric servomotors (electric servomotor)
12 second Timing Belts (driving transfer tape)
13 driven pulleys
14 drive transfer part (ball screw framework)
15 injection drive divisions
26 protrudent pins
28 arc grooves
Claims (1)
1. an injection machine, it is characterised in that possess:
As the metering electric servomotor in the source of driving, carrying out the cavity injection to mould
Driven during the metering of molten resin；
Metering, with driving transfer tape, transmits the driving force of this metering electric servomotor；
Metering driven pulley, drives transfer tape around hanging with this metering；And
Injection screw, when carrying out the metering of described molten resin with described metering with driven
The rotation of belt wheel and rotate,
Arc groove is formed at described metering driven pulley,
The protrudent pin being inserted in the arc groove being formed at described metering driven pulley is arranged
One-tenth can be retreated,
Can limit by this protrudent pin is inserted in the arc groove of described metering driven pulley
The spinning movement of described injection screw.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2012/050481 WO2013105245A1 (en) | 2012-01-12 | 2012-01-12 | Injection molding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104053532A CN104053532A (en) | 2014-09-17 |
| CN104053532B true CN104053532B (en) | 2016-08-24 |
Family
ID=48781217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280066899.6A Expired - Fee Related CN104053532B (en) | 2012-01-12 | 2012-01-12 | Injection machine |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5849105B2 (en) |
| CN (1) | CN104053532B (en) |
| WO (1) | WO2013105245A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106863723B (en) * | 2017-03-13 | 2019-03-15 | 武汉理工大学 | The electronic injection unit of injection molded |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6164947A (en) * | 1998-06-22 | 2000-12-26 | Nissei Plastic Industrial Co., Ltd. | Safety apparatus for a vertical injection molding machine |
| CN101372030A (en) * | 2007-08-20 | 2009-02-25 | 张忠信 | Vertical compression type mould-locking column rack |
| CN101695864A (en) * | 2009-10-29 | 2010-04-21 | 泰瑞机器制造(中国)有限公司 | Electrohydraulic hybrid drive injection mechanism of injector and injection method thereof |
| CN201604278U (en) * | 2010-03-04 | 2010-10-13 | 宁波海天科技有限公司 | Rapid mould-moving positioning mechanism |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01106213U (en) * | 1988-01-08 | 1989-07-18 | ||
| JP2006297860A (en) * | 2005-04-25 | 2006-11-02 | Sumitomo Heavy Ind Ltd | Electric vertical injection molding machine |
| JP4092664B2 (en) * | 2006-10-13 | 2008-05-28 | 株式会社ニイガタマシンテクノ | Safety device for vertical injection molding machine |
| JP4740087B2 (en) * | 2006-10-23 | 2011-08-03 | 株式会社日本製鋼所 | Electric vertical injection molding machine |
| JP5452033B2 (en) * | 2009-02-16 | 2014-03-26 | 三菱電機ビルテクノサービス株式会社 | Elevator emergency brake device |
-
2012
- 2012-01-12 CN CN201280066899.6A patent/CN104053532B/en not_active Expired - Fee Related
- 2012-01-12 WO PCT/JP2012/050481 patent/WO2013105245A1/en active Application Filing
- 2012-01-12 JP JP2013553145A patent/JP5849105B2/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6164947A (en) * | 1998-06-22 | 2000-12-26 | Nissei Plastic Industrial Co., Ltd. | Safety apparatus for a vertical injection molding machine |
| CN101372030A (en) * | 2007-08-20 | 2009-02-25 | 张忠信 | Vertical compression type mould-locking column rack |
| CN101695864A (en) * | 2009-10-29 | 2010-04-21 | 泰瑞机器制造(中国)有限公司 | Electrohydraulic hybrid drive injection mechanism of injector and injection method thereof |
| CN201604278U (en) * | 2010-03-04 | 2010-10-13 | 宁波海天科技有限公司 | Rapid mould-moving positioning mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5849105B2 (en) | 2016-01-27 |
| JPWO2013105245A1 (en) | 2015-05-11 |
| CN104053532A (en) | 2014-09-17 |
| WO2013105245A1 (en) | 2013-07-18 |
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