CN106827390A - Injection (mo(u)lding) machine - Google Patents
Injection (mo(u)lding) machine Download PDFInfo
- Publication number
- CN106827390A CN106827390A CN201710207381.4A CN201710207381A CN106827390A CN 106827390 A CN106827390 A CN 106827390A CN 201710207381 A CN201710207381 A CN 201710207381A CN 106827390 A CN106827390 A CN 106827390A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- movable pressure
- liftout attachment
- pressing plate
- lding
- 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.)
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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
- B29C45/40—Removing or ejecting moulded articles
-
- 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
- B29C45/1742—Mounting of moulds; Mould supports
- B29C45/1744—Mould support platens
-
- 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
- B29C45/1742—Mounting of moulds; Mould supports
- B29C45/1743—Mounting of moulds; Mould supports using mounting means projecting from the back side of the mould or from the front side of the mould support
-
- 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
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives 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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- 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
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/66—Mould opening, closing or clamping devices mechanical
-
- 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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
- B29C2045/4036—Ejector constructions; Ejector operating mechanisms driven by a screw and nut mechanism
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention provides a kind of injection (mo(u)lding) machine, it is possible to increase the function of pressing plate.The mold clamping force generation mechanism (29) of pressing plate (13) and generation mold clamping force of the injection (mo(u)lding) machine (10) with installation mold (33).Main part (41) of the pressing plate (13) including installation mold (33), the arm (42) that mold clamping force is transmitted from mold clamping force generation mechanism (29) to main part (41) and the extension (43) for being stretched out from main part (41) and being connected with arm (42).The side of extension (43) has relative to the inclined part in matched moulds direction.
Description
The application is that the Application No. 201310481698.9, applying date is on October 15th, 2013, entitled " injection
The divisional application of the application of forming machine ".
Technical field
The present invention relates to a kind of injection (mo(u)lding) machine.
Background technology
Injection (mo(u)lding) machine is by the resin that has melted of filling in the cavity space to die device and solidifies it to manufacture
Products formed.Die device is made up of cover half and dynamic model, forms cavity space between cover half and dynamic model in matched moulds.In die cavity
The products formed being molded in space is after die sinking by from dynamic die liftout.In the ejection using liftout attachment (referring for example to patent text
Offer 1).
Patent document 1：International Publication No. 2005/068155
There is the leeway of improvement in the function of the pressing plate (such as movable pressure plate) of installation mold (such as dynamic model).
The content of the invention
The present invention be in view of above-mentioned problem and carry out, its object is to provide a kind of note of the function that can improve pressing plate
Penetrate forming machine.
In order to solve above-mentioned problem, a mode of the invention, there is provided a kind of injection (mo(u)lding) machine, it possesses：
Pressing plate, for installation mold；And
Liftout attachment, for from above-mentioned mould ejection products formed,
Above-mentioned pressing plate includes：Main part for installing above-mentioned mould；It is installed on the arm in aforementioned body portion；And with it is upper
The extension of main part and the connection of above-mentioned arm is stated, and above-mentioned pressing plate has insertion space, above-mentioned liftout attachment is upward
When stating pressing plate installation, the insertion space is inserted at least one of suspender of above-mentioned liftout attachment of slinging,
Above-mentioned insertion space is formed between above-mentioned arm, and is included in the slot space that the side of above-mentioned extension is formed.
The effect of invention：
An a kind of mode of the invention, there is provided injection (mo(u)lding) machine of the function that can improve pressing plate.
Brief description of the drawings
Fig. 1 is the figure of the state at the end of the mold closing of the injection (mo(u)lding) machine for representing one embodiment of the present invention.
Fig. 2 is the figure of the liftout attachment for representing one embodiment of the present invention.
Fig. 3 is to represent to make the figure of the ejector member relative to the state that dynamic model has advanced of Fig. 2.
Fig. 4 is the top view of the liftout attachment of Fig. 3.
Fig. 5 is the profile along V-V lines of the liftout attachment of Fig. 3.
Fig. 6 is the figure of the liftout attachment that Fig. 3 is observed from rear.
Fig. 7 is vertical view of the liftout attachment relative to the installation method of movable pressure plate for representing one embodiment of the present invention
Figure.
Fig. 8 is that then Fig. 7 represents top view of the liftout attachment relative to the installation method of movable pressure plate.
The explanation of symbol：
10 injection (mo(u)lding) machines
12 fixation clips
13 movable pressure plates
20 toggle mechanisms
26 matched moulds motors
29 mold clamping force generation mechanisms
30 die devices
32 cover half
33 dynamic models
41 main parts
41a plate-like portions
41b cylindrical portions
42 arms
43 extensions
43a sides
44 insertion spaces
44a slot spaces
50 liftout attachments
58 holding sections
81 suspenders
Specific embodiment
Hereinafter, referring to the drawings to being illustrated for implementing mode of the invention, in the drawings to identical or corresponding
Structure is added identical or corresponding symbol and is omitted the description.Also, the moving direction of movable pressure plate when carrying out mold closing is set to
Front, the moving direction of movable pressure plate when being molded is set into rear to illustrate.
Fig. 1 is the figure of the state at the end of the mold closing of the injection (mo(u)lding) machine for representing one embodiment of the present invention.Such as Fig. 1 institutes
Show, injection (mo(u)lding) machine 10 for example possesses framework 11, fixation clip 12, movable pressure plate 13, rear fender 15, tie-rod 16, toggle mechanism
20 and matched moulds motor 26 (reference picture 7, Fig. 8) etc..
Fixation clip 12 is fixed on the frame 11.Rear fender 15 is arranged at spaced intervals with fixation clip 12.After press
Plate 15 is linked with fixation clip 12 by many (such as 4) tie-rods 16.In order to allow the elongation of the tie-rod 16 during matched moulds, then
Pressing plate 15 is that can be retreated relative to framework 11 by placing.
Movable pressure plate 13 is disposed between fixation clip 12 and rear fender 15.Movable pressure plate 13 is fixed on the cunning of pair of right and left
On block 14, guiding piece 17 of the sliding block 14 along laying on the frame 11 is moved freely in the longitudinal direction.Thus, the phase of movable pressure plate 13
It is separate freely for fixation clip 12.Movable pressure plate 13 has the through hole for the insert of tie-rod 16.
In addition, the movable pressure plate 13 of present embodiment have for tie-rod 16 insert through hole, but it is also possible to each system
The corresponding position of bar 16 has otch.
Dynamic model 33 is installed in the opposed faces opposed with fixation clip 12 of movable pressure plate 13.On the other hand, pressed fixed
Cover half 32 is installed in the opposed faces opposed with movable pressure plate 13 of plate 12.Die device 30 is constituted by cover half 32 and dynamic model 33.When
When movable pressure plate 13 advances, dynamic model 33 is contacted with cover half 32, carries out mold closing.Also, when movable pressure plate 13 is retreated, dynamic model 33 with
Cover half 32 is separated, and is molded.
Toggle mechanism 20 is disposed between movable pressure plate 13 and rear fender 15.Toggle mechanism 20 for example has：Crosshead 24,
It is free to advance or retreat on the direction parallel with mould opening and closing direction；Second angle lever 23, rotatably in crosshead 24；The
One angle lever 21, rotatably on rear fender 15；And toggle arm 22, rotatably installed in movable pressure plate 13
On.First angle lever 21 and the second angle lever 23 and the first angle lever 21 are linked by pin respectively with toggle arm 22, and with
Relatively rotated freely centered on coupling position.The toggle mechanism 20 is so-called involute 5 fulcrum double-toggle mechanism, for symmetrical above and below
Structure.
Matched moulds motor 26 is used to make toggle mechanism 20 work, and can be servo motor.Matched moulds motor 26 via as will rotation
Dynamic ball screw framework 27 in motion transform portion for being transformed to linear motion of transhipment etc. makes toggle mechanism 20 work.
In addition, as shown in Figure 7, Figure 8, the rotary motion of matched moulds motor 26 is delivered to via the connecting members such as band, belt wheel 28
The ball screw framework 27 of present embodiment, but can also directly transmit the rotary motion of matched moulds motor 26.
In the state of die sinking terminates, when driving matched moulds motor 26, crosshead 24 is advanced and toggle mechanism 20 is worked
When, movable pressure plate 13 advances, and as shown in Figure 1, dynamic model 33 is contacted with cover half 32, and mold closing terminates.
Then, when matched moulds motor 26 is further driven, toggle mechanism 20 is produced the propulsive force and elbow of matched moulds motor 26
The mold clamping force that section multiplying power is multiplied.Cavity space is formed between the cover half 32 and dynamic model 33 of matched moulds state.Injection dress (not shown)
Put turns into shaping to the moulding material (such as molten resin) that liquid is filled in cavity space, the mold material cures filled
Product.
Then, when driving matched moulds motor 26, retreating crosshead 24 and toggle mechanism 20 is worked, after movable pressure plate 13
Move back, molded.Afterwards, liftout attachment 50 ejects products formed from dynamic model 33.
The mold clamping force generation mechanism 29 for producing mold clamping force is constituted by toggle mechanism 20 and the grade of matched moulds motor 26.In addition,
Mold clamping force generation mechanism can not also use toggle mechanism 20 and the propulsive force produced by matched moulds motor 26 is defeated as mold clamping force
Enter to movable pressure plate 13.Also, the propulsive force that mold clamping force generation mechanism will can also be produced by fluid pressure cylinder is used as mold clamping force
It is input to movable pressure plate 13.Also, the propulsive force that mold clamping force generation mechanism can also produce the absorption affinity by electromagnet
Movable pressure plate 13 is input to as mold clamping force.
Fig. 2 is the figure of the liftout attachment for representing one embodiment of the present invention.Fig. 3 is to represent to make the ejector member phase of Fig. 2
The figure of the state advanced for dynamic model.Fig. 4 is the top view of the liftout attachment of Fig. 3.Fig. 5 is the liftout attachment of Fig. 3 along V-V
The profile of line.Fig. 6 is the figure of the liftout attachment that Fig. 3 is observed from rear.
Injection (mo(u)lding) machine 10 possesses for the liftout attachment 50 from the ejection products formed of dynamic model 33 and as driving liftout attachment
The EJ motors 66 (reference picture 5) of 50 driving source.Wherein, " EJ " is the abbreviation of " ejection ", for example " EJ motors " expression " ejection horse
Up to ".
Liftout attachment 50 is installed on movable pressure plate 13, for ejecting products formed from dynamic model 33.Liftout attachment 50 includes EJ elbows
Section supporting 51, EJ movable pressure plates 52, EJ toggle mechanisms 60 and ejector member 70.
EJ toggles supporting 51 is used to support EJ toggle mechanisms 60, is fixed on movable pressure plate 13 by bolt etc..In EJ elbows
The installation portion for installing EJ toggle mechanisms 60 is provided with section supporting 51.
EJ movable pressure plates 52 are movable relative to EJ toggles supporting 51 freely.EJ movable pressure plates 52 can also be disposed in ratio
EJ toggles supporting 51 is further from the position of dynamic model 33 (reference picture 1).Installation EJ toggle machines are provided with EJ movable pressure plates 52
The installation portion of structure 60.
EJ toggle mechanisms 60 will be input into (propulsive force of EJ motors 66, in more detail for EJ ball screw frameworks 67 axle
To power) it is transformed to the output (ejecting force) corresponding with the interval between EJ toggles 51 and EJ of supporting movable pressure plates 52 and is delivered to
EJ movable pressure plates 52.EJ toggle mechanisms 60 are arranged between EJ toggles 51 and EJ of supporting movable pressure plates 52.
As shown in FIG. 2 and 3, EJ toggle mechanisms 60 have the EJ elbows being rotatably arranged on EJ movable pressure plates 52
Joint arm 61 and the EJ angle levers 62 being rotatably arranged in EJ toggles supporting 51.The EJ toggles of EJ toggle arms 61 and the
Bar 62 is for example linked by pin, and is relatively rotated freely centered on coupling position.
In addition, EJ toggle arms 61 may be reversed with the configuration of an EJ angle levers 62.I.e., or EJ toggle arms 61
Rotatably it is arranged in EJ toggles supporting 51, an EJ angle levers 62 are rotatably arranged on EJ movable pressure plates 52.
EJ toggle mechanisms 60 are also with relative to the movable EJ crossheads 63 and swing freely of EJ toggles supporting 51 certainly
The 2nd EJ angle levers 64 such as on the EJ angle levers 62 of EJ crossheads 63 and the.
The EJ toggle mechanisms 60 are so-called involute 5 fulcrum double-toggle mechanism, and with structure symmetrical above and below, but its
Composition can also be varied.For example, EJ toggle mechanisms 60 can also be outer rolling toggle, single toggle, 4 fulcrum toggles.
Ejector member 70 is the part moved together with EJ movable pressure plates 52.For example, as shown in figure 5, ejector member 70 by
EJ plates 71, EJ tie-rods 72 and EJ bars 68 are constituted.
EJ plates 71 can be disposed in than EJ toggle supporting 51 closer on the position of dynamic model 33, can for example be disposed in it is movable
The inside of pressing plate 13.The bullport for the insert of guide rod 53 is formed with EJ plates 71, EJ plates 71 are guided along many (such as 4)
Rod 53 is free to advance or retreat.The leading section of guide rod 53 is fixed on movable pressure plate 13.
In addition, in the present embodiment, the leading section of guide rod 53 is fixed on movable pressure plate 13 but it is also possible to be guiding
The rearward end of rod 53 is fixed in EJ toggles supporting 51.As long as at least one of the rear ends of guide rod 53 end is fixed on
On object Part.
EJ tie-rods 72 are the parts for linking EJ plates 71 and EJ movable pressure plates 52 at spaced intervals.EJ tie-rods 72 are inserted through EJ
The bullport 55 of toggle supporting 51, and it is movable freely along bullport 55.Can also be with many (such as 2) EJ tie-rods 72 pairs
Should the multiple bullports 55 of ground setting.Be prevented from EJ movable pressure plates 52 with the front and rear rotation as axle.
EJ tie-rods 72 are inserted through the bullport 65 of EJ crossheads 63, and EJ crossheads 63 are movable freely along EJ tie-rods 72.
Multiple bullports 65 can also be accordingly set with many (such as 2) EJ tie-rods 72.Be prevented from EJ crossheads 63 with
Front and rear is the rotation of axle.
The rearward end of EJ bars 68 is fixed by EJ plates 71, is arranged on the leading section of EJ bars 68 and dynamic model 33 (reference picture 1)
Products formed ejector member (not shown) links.When making EJ bars 68 advance, products formed ejector member makes products formed from dynamic model
33 demouldings.Afterwards, when further making EJ bars 68 advance, products formed is transported to extracting position by products formed ejector member.Taking
Go out after products formed, when EJ bars 68 are retreated, products formed ejector member returns to original position.Can also consolidate on EJ plates 71
Ding Duogen EJ bars.
Ejector member 70 is standby in ejection starting position in mold closing operation and matched moulds operation, from top after operation is molded
Go out starting position and proceed to ejection end position.The ejection starting position of ejector member 70 is determined by the shape etc. of dynamic model 33.
After having taken out products formed by knockout machine, ejector member 70 returns to ejection starting position.
In addition, in order to shorten molding cycle, ejector member 70 can also start to advance in operation is molded.
As shown in FIG. 1 to 3, EJ movable pressure plates 52 can also be disposed in than EJ toggle supporting 51 further from the position of dynamic model 33
Put.When making EJ movable pressure plates 52, ejector member 70 advance, the interval between EJ movable pressure plates 52 and EJ toggles supporting 51 becomes
Short, the center line of EJ toggle arms 61 diminishes with angle θ formed by the center line of the first angle levers of EJ 62.Therefore, with ejector member
70 advance, and eject characteristic and change as described below.
In ejector member 70 when advancing ejecting starting position, ejecting force drastically dies down.Afterwards, ejecting force is hardly
Change, but with dying down before ejector member 70 and then slowly.
Also, when since ejector member 70 ejecting starting position advance when, ejection speed drastically accelerates.Afterwards, with
The preceding and then ejection speed of ejector member 70 slowly accelerates.
In this way, the ejection characteristic of liftout attachment 50 according to ejector member 70 relative to the position of dynamic model 33, i.e. EJ toggles branch
Hold the interval between 51 and EJ movable pressure plates 52 and change.Eject start when, ejection speed relatively slowly and correspondingly ejecting force compared with
By force, the easy demoulding of products formed.After demoulding, speed is ejected, and products formed promptly can be transported to extracting position.
EJ motors 66 (reference picture 5) are the driving sources for making EJ devices 50 work.EJ motors 66 are for example disposed in movable pressure plate
On 13.In addition, the equipping position of EJ motors 66 is not particularly limited, for example, can also be disposed in EJ toggles supporting 51, EJ can dynamic pressure
In the grade of plate 52.
The rotary motion of EJ motors 66 is transformed to linear motion by EJ ball screw frameworks 67, and is delivered to EJ toggle machines
Structure 60.EJ ball screw frameworks 67 for example by the EJ ball-screw nuts 67a that is fixed in EJ crossheads 63 and with EJ ball wires
The EJ ballscrew shafts 67b that thick stick nut 67a is screwed togather is constituted.From the rotary shaft that EJ ballscrew shafts 67b is extended coaxially into forwards
57, installed with rotating freely and can not retreat relative to EJ toggles supporting 51 via bearing Br etc..Rotary shaft 57 is via band, belt wheel
Output shaft Deng connecting member 56 and EJ motors 66 links.When the output shaft of EJ motors 66 rotates, EJ ballscrew shafts 67b rotations
Turn, EJ ball-screw nut 67a, EJ crosshead 63 is retreated relative to dynamic model 33.
In addition, the rotary shaft 57 of present embodiment links via the output shaft of connecting member 56 and EJ motors 66, but also may be used
Directly linked with the output shaft with EJ motors 66.
When forward drive EJ motors 66, EJ crossheads 63 is advanced relative to dynamic model 33 and EJ toggle mechanisms 60 is worked
When, EJ movable pressure plates 52 advance relative to dynamic model 33.On the other hand, when reverse drive EJ motors 66, make EJ crossheads 63 relative
When dynamic model 33 is retreated and EJ toggle mechanisms 60 is worked, EJ movable pressure plates 52 are retreated relative to dynamic model 33.
Fig. 7 is vertical view of the liftout attachment relative to the installation method of movable pressure plate for representing one embodiment of the present invention
Figure.Fig. 8 is that then Fig. 7 represents top view of the liftout attachment relative to the installation method of movable pressure plate.
As shown in Fig. 1~Fig. 6, movable pressure plate 13 includes：The main part 41 of dynamic model 33 is installed；From mold clamping force generation mechanism 29
The arm 42 of mold clamping force is transmitted to main part 41；And the extension 43 for being stretched out from main part 41 and being connected with arm 42.Main body
Portion 41, arm 42 and extension 43 can be for example integrally formed by casting etc..
For example, as shown in figure 5, main part 41 is by forming the plate-like portion 41a of the mounting surface of dynamic model 33 and being arranged on plate-like portion
Cylindrical portion 41b on the face with die mounting surface opposition side of 41a is constituted.The leading section of guide rod 53 is fixed on plate-like portion 41a
On.For lightweight, operability is improved, cylindrical portion 41b there can also be opening portion in side.Match somebody with somebody in the inside of cylindrical portion 41b
EJ plates 71 are provided with, being fixed with EJ toggles by bolt etc. at the rear portion of cylindrical portion 41b supports 51.
Arm 42 rearward extends from main part 41 (specially cylindrical portion 41b).For example, as shown in Fig. 4, Fig. 6, in main body
The top and the bottom in portion 41 are each provided with a pair of arms 42 respectively, and as shown in figure 1, rotatably support toggle mechanism via pin 47
20 end (such as end of toggle arm 22).The patchhole of the insertion of supply and marketing 47 is formed with each arm 42.
For example, as shown in figure 4, extension 43 in each setting one of the top and the bottom of main part 41 difference, and can be supported
The mutually opposing face of a pair of arms 42 of side and the mutually opposing face of a pair of arms 42 of downside.The side of extension 43
43a has relative to matched moulds direction (i.e. mould opening and closing direction) inclined part.Inclined part is in the present embodiment plane,
But as long as it can, can also be curved surface to be inclined relative to matched moulds direction.Can suppress the bending of arm 42 in matched moulds, and
The strain of movable pressure plate 13 can be reduced during matched moulds.
For example, as shown in figure 4, extension 43 can connect a pair of mutually opposing faces of arm 42.Extension 43 has
More towards the side of main part 41, the part more significantly stretched out from arm 42 in front.
In addition, the extension 43 of present embodiment connects a pair of mutually opposing faces of arm 42, but it is also possible to be not connected to,
Respectively one can also be set on each arm 42.Additionally, the extension 43 of present embodiment flatly stretches out from arm 42, but
Can be from arm 42 upward or lower section is stretched out.The bending of arm 42 can be suppressed in matched moulds.
Movable pressure plate 13 can have insertion space 44, when liftout attachment 50 is installed to movable pressure plate 13, the insertion
Inserted at least one of suspender 81 of liftout attachment 50 of slinging in space 44.Herein, will be hung by suspender 81 in liftout attachment 50
The part risen is referred to as EJ components.EJ components are for example by the supporting 51, EJ movable pressure plates 52 of EJ toggles, EJ toggle mechanisms 60, EJ plates 71
And EJ tie-rods 72 are constituted.
Suspender 81 is for example made up of thread-like members such as steel wire rope or chain etc., is arranged in crane etc..Before suspender 81
End engages with holding section 58 set on EJ components.Holding section 58 is installed as dismantling relative to EJ toggles supporting 51,
But an it can also be provided that part for EJ toggles supporting 51.
Movable pressure plate 13 has the insertion space 44 for the insertion of suspender 81, and the EJ components that thus suspender 81 is sling not only are wrapped
Include the part being disposed in outside movable pressure plate 13, additionally it is possible to including the part being disposed in inside movable pressure plate 13.Liftout attachment 50
Major part be contained in EJ components, therefore liftout attachment 50 is good relative to the operating efficiency of the installation exercise of movable pressure plate 13.
Additionally, after installation exercise, the length of the part rearward protruded from movable pressure plate 13 in liftout attachment 50 is shorter and injects
The total length of forming machine 10 is shorter.
Insertion space 44 is for example formed between a pair of arms 42 of upside, as shown in figure 4, extension 43 can be included in
Side 43a formed slot space 44a.The bending of the arm 42 of transmission mold clamping force can be suppressed, and ejection dress can be improved
Put 50 relative to the installation exercise of movable pressure plate 13 operating efficiency.
For example, as shown in figure 4, can have the section shape of substantially V shape in the groove that the side 43a of extension 43 is formed
Shape.When the holding section 58 for engaging suspender 81, suspender 81 is inserted from rear direction insertion space 44, well width narrows gradually.Cause
This, suspender 81, holding section 58 are directed into assigned position, and EJ components are directed into assigned position, EJ components and movable pressure plate 13
Can be aligned to a certain extent.
As shown in Figures 7 and 8, in installation exercise of the liftout attachment 50 relative to movable pressure plate 13, in order to ensure operation
Space, toggle mechanism 20 can also not be resided on movable pressure plate 13.Additionally, in order to ensure working space, toggle arm 22 and
One angle lever 21 can be folded centered on coupling position.
First, be installed in EJ toggles supporting 51 for holding section 58 by operator, and suspender 81 is engaged with holding section 58.Connect
, operator's operation crane, and as shown in Figure 7, the EJ components sling by suspender 81 are inserted from above into upside
Between two root system bars 16.Now, EJ components are that the ejection direction of products formed is vertical relative to mould opening and closing direction.Additionally, in order that
The total length of EJ components is shorter than the interval of two root system bars 16 of upside, and EJ bars 68 are installed not on EJ plates 71, and EJ bars 68 do not include
In EJ components.Also, in the way of guide rod 53 is not protruded from the mounting surface of the EJ bars 68 of EJ plates 71, guide rod 53 is fixed
In EJ toggles supporting 51.Also, blocked with suspender 81 with the position of centre of gravity of the EJ components sling by suspender 81 when overlooking
The mode of the position consistency of the holding section 58 of conjunction, makes EJ toggle arms 61 and the first angle levers of EJ 62 be rolled over centered on coupling position
It is folded.
Then, operator's operation crane, changes 90 ° by the direction of EJ components as shown in Figure 8, make EJ components into
The ejection direction of type product turns into parallel relative to mould opening and closing direction, and suspender 81, holding section 58 are inserted into insertion from rear afterwards
In space 44.Then, EJ toggles are supported 51 and are consolidated relative to the cylindrical portion 41b of movable pressure plate 13 by operator by bolt etc.
It is fixed.
Then, operator releases fixation of the guide rod 53 relative to EJ toggles supporting 51, makes guide rod 53 relative to EJ elbows
Section supporting 51 is slided forwards.Afterwards, before the guide rod 53 that operator will forwards protrude from EJ plates 71 as shown in Figure 3
End is fixed on the plate-like portion 41a of movable pressure plate 13.Guide rod 53 is separated from EJ toggles supporting 51, can be supported in EJ toggles
51 front ensures working space.
Also, be installed to EJ bars 68 on EJ plates 71 by operator.In this way, carrying out peace of the EJ components relative to movable pressure plate 13
Pretend industry.After installation exercise, suspender 81 is removed from holding section 58, and holding section 58 is removed from EJ components.In addition,
The order of the operation of installation exercise is not limited to said sequence.For example, operator can also be by suspender 81 from holding section 58
After removing, fixation of the guide rod 53 relative to EJ toggles supporting 51 is released.
More than, the implementation method to injection (mo(u)lding) machine is illustrated, but the present invention is not limited to above-mentioned implementation method,
Various modifications, improvement can be carried out in the range of idea of the invention described in scope in Patent request.
For example, it is the horizontal of horizontal direction that the injection (mo(u)lding) machine 10 of above-mentioned implementation method is mould opening and closing direction, but it is also possible to
It is that mould opening and closing direction is the vertical of vertical direction.In this case, liftout attachment 50 can be arranged on fixation clip, for from
Cavity jacking products formed.
Additionally, the liftout attachment 50 of above-mentioned implementation method is to be delivered to EJ movable pressure plates 52 as by the power of driving source
Transmission mechanism and possess EJ toggle mechanisms 60, but the structure of transmission mechanism is not particularly limited.As by Input transformation be with movably
Being spaced corresponding output and being delivered to EJ movable pressure plates 52 between set supporting and EJ movable pressure plates 52 on pressing plate 13
Mechanism, can for example enumerate crank mechanism.
Additionally, the liftout attachment 50 of above-mentioned implementation method is not limited especially by electrical motor driven, but the species of driving source
It is fixed.For example, the hydraulic actuators such as hydraulic motor, hydraulic cylinder can also be used as driving source.
Additionally, the EJ movable pressure plates 52 of above-mentioned implementation method are disposed in than EJ toggle supporting 51 further from the position of dynamic model 33
On, but it is also possible to it is disposed in than EJ toggle supporting 51 closer on the position of dynamic model 33.In this case, with above-mentioned implementation method
Difference, while beginning is ejected, the interval that EJ toggles are supported between 51 and EJ movable pressure plates 52 is elongated, in EJ toggle arms 61
Angle θ formed by the center line of heart line and the first angle levers of EJ 62 becomes big.Therefore, compared with above-mentioned implementation method, when ejection starts
Ejecting force die down and correspondingly eject speed and accelerate.
Additionally, the ejector member 70 of above-mentioned implementation method links with the products formed ejector member being disposed on dynamic model 33, but
Can not also link with products formed ejector member.Can also be to be abutted before ejector member 70 and then with products formed ejector member
Afterwards, when ejector member 70 is advanced further, products formed ejector member advances.In this case, by being matched somebody with somebody on dynamic model 33
If the force of back-moving spring carry out the retrogressing of products formed ejector member.
Additionally, the EJ plates 71 and EJ bars 68 in the ejector member 70 of above-mentioned implementation method can also be used as being disposed in
Products formed ejector member on dynamic model 33.In this case, ejector member 70 is only made up of EJ tie-rods 72.
Additionally, the EJ toggles supporting 51 of above-mentioned implementation method can be respectively provided with movable pressure plate 13, it is also possible to be set to
A part for movable pressure plate 13.
Additionally, the holding section 58 that the suspender 81 of above-mentioned implementation method is engaged can be arranged at the one of EJ components, but
Many places can be arranged on.
Additionally, the main part 41 of above-mentioned implementation method is made up of plate-like portion 41a and cylindrical portion 41b, but main part 41 knot
Structure is not particularly limited.For example, main part 41 only can also be made up of plate-like portion 41a, arm 42 can also be from plate-like portion 41a backward
Fang Yanshen.
Claims (5)
1. a kind of injection (mo(u)lding) machine, it possesses：
Pressing plate, for installation mold；And
Liftout attachment, for from above-mentioned mould ejection products formed,
Above-mentioned pressing plate includes：Main part for installing above-mentioned mould；It is installed on the arm in aforementioned body portion；And with above-mentioned master
Body portion and the extension of above-mentioned arm connection, and above-mentioned pressing plate has insertion space, by above-mentioned liftout attachment to above-mentioned pressure
When plate is installed, the insertion space is inserted at least one of suspender of above-mentioned liftout attachment of slinging,
Above-mentioned insertion space is formed between above-mentioned arm, and is included in the slot space that the side of above-mentioned extension is formed.
2. a kind of injection (mo(u)lding) machine, it possesses：
Pressing plate, for installation mold；And
Mold clamping force generation mechanism, produces mold clamping force,
Above-mentioned pressing plate includes：Main part for installing above-mentioned mould；Passed to above-mentioned main part from above-mentioned mold clamping force generation mechanism
Pass the arm of mold clamping force；And the extension for being stretched out from aforementioned body portion and being connected with above-mentioned arm,
The side of the extension has relative to the inclined part in matched moulds direction.
3. injection (mo(u)lding) machine as claimed in claim 2, wherein,
Possess for the liftout attachment from above-mentioned mould ejection products formed,
Above-mentioned pressing plate has insertion space, and when above-mentioned liftout attachment is installed to above-mentioned pressing plate, the insertion space is on slinging
State at least one of suspender insertion of liftout attachment.
4. injection (mo(u)lding) machine as claimed in claim 2, wherein,
Above-mentioned insertion space is formed between a pair above-mentioned arms, and is included in the slot space that the side of above-mentioned extension is formed.
5. injection (mo(u)lding) machine as claimed in claim 3, wherein,
The groove formed in the side of above-mentioned extension has the cross sectional shape of substantially V shape.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-016074 | 2013-01-30 | ||
| JP2013016074A JP5922046B2 (en) | 2013-01-30 | 2013-01-30 | Injection molding machine |
| CN201310481698.9A CN103963210A (en) | 2013-01-30 | 2013-10-15 | Injection Molding Machine |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310481698.9A Division CN103963210A (en) | 2013-01-30 | 2013-10-15 | Injection Molding Machine |
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| CN106827390A true CN106827390A (en) | 2017-06-13 |
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| CN201310481698.9A Pending CN103963210A (en) | 2013-01-30 | 2013-10-15 | Injection Molding Machine |
| CN201710207381.4A Pending CN106827390A (en) | 2013-01-30 | 2013-10-15 | Injection (mo(u)lding) machine |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310481698.9A Pending CN103963210A (en) | 2013-01-30 | 2013-10-15 | Injection Molding Machine |
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| CN105538639B (en) * | 2015-12-26 | 2017-10-10 | 宁波斯曼尔电器有限公司 | A kind of Servo Injection Molding Machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010026028A1 (en) * | 2000-01-28 | 2001-10-04 | Toshinori Nakamoto | Die clamping apparatus, die clamping force measurement method and die clamping force adjustment method |
| CN101733871A (en) * | 2008-11-06 | 2010-06-16 | 东芝机械株式会社 | Mold fastening device and method of controlling the mold fastening device |
| CN102179910A (en) * | 2010-01-19 | 2011-09-14 | 发那科株式会社 | Injection molding machine with abnormality detection means for a power transmission mechanism |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5122051A (en) * | 1991-01-10 | 1992-06-16 | Cincinnati Milacron Inc. | Molded part ejection apparatus |
| AT402276B (en) * | 1994-08-31 | 1997-03-25 | Engel Gmbh Maschbau | CLOSING UNIT OF AN INJECTION MOLDING MACHINE |
| JP2947744B2 (en) * | 1995-11-28 | 1999-09-13 | 住友重機械工業株式会社 | Safety device in mold clamping device of electric injection molding machine |
| JP2006321227A (en) * | 2005-04-18 | 2006-11-30 | Sumitomo Heavy Ind Ltd | Vertical molding machine and molding method thereof |
| JP4477546B2 (en) * | 2005-06-02 | 2010-06-09 | 住友重機械工業株式会社 | Molding condition setting method |
| CN101450523A (en) * | 2007-12-07 | 2009-06-10 | 联塑(杭州)机械有限公司 | Electric mode locking device |
-
2013
- 2013-01-30 JP JP2013016074A patent/JP5922046B2/en active Active
- 2013-10-15 CN CN201310481698.9A patent/CN103963210A/en active Pending
- 2013-10-15 CN CN201710207381.4A patent/CN106827390A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010026028A1 (en) * | 2000-01-28 | 2001-10-04 | Toshinori Nakamoto | Die clamping apparatus, die clamping force measurement method and die clamping force adjustment method |
| CN101733871A (en) * | 2008-11-06 | 2010-06-16 | 东芝机械株式会社 | Mold fastening device and method of controlling the mold fastening device |
| CN102179910A (en) * | 2010-01-19 | 2011-09-14 | 发那科株式会社 | Injection molding machine with abnormality detection means for a power transmission mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5922046B2 (en) | 2016-05-24 |
| JP2014144629A (en) | 2014-08-14 |
| CN103963210A (en) | 2014-08-06 |
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