CN102765173A - Lock for molding system - Google Patents
Lock for molding system Download PDFInfo
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- CN102765173A CN102765173A CN2012101304490A CN201210130449A CN102765173A CN 102765173 A CN102765173 A CN 102765173A CN 2012101304490 A CN2012101304490 A CN 2012101304490A CN 201210130449 A CN201210130449 A CN 201210130449A CN 102765173 A CN102765173 A CN 102765173A
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- pressing plate
- bar
- tooth
- lock
- sleeve
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Abstract
The invention provides a lock (130) for a molding system (100) with a rod (121) and a pressplate (122). The lock comprises a locking member (510) associated with the rod (121) and a complement locking member (512). The locking member (510) comprises a line of rod interruption teeth (238) extending from the rod (121), and a rod groove (236) extending along the line of rod interruption teeth (238). The complement locking member (512) comprises a line of sleeve interruption teeth (248) extending from a sleeve (230), which is coupled to the pressplate (122); and the complement locking member (512) also comprises a sleeve groove (246) extending along the line of sleeve interruption teeth (248). The line of rod interruption teeth (238) of the locking member (510) can be rotatably engaged with the line of sleeve interrupt teeth (248) of the complement locking member (512); and the complement locking member (512) can be engaged with the locking member (510) at a relative lower flexure region (514) close to the pressplate (122).
Description
The application is dividing an application of Chinese invention patent application (application number 200880003963.X, January 28 2008 applying date, title " molding-system lock ").
Technical field
The present invention relates generally to but is not limited to molding-system; And more particularly the present invention relates to but be not limited to the lock of (i) molding-system; The molding-system that (ii) has lock, the (iii) method of the lock of molding-system, the molded article of (iv) making through the locking of using molding-system; (v) have the molded article that the molding-system of lock is made through use, and (the v) molded article made of the method for the lock through using molding-system.
Background technology
The instance of known molding-system is (comprising other): (i) HyPET
TMMolding-system, (ii) Quadloc
TMMolding-system, (iii) Hylectric
TMMolding-system reaches (iv) HyMet
TMMolding-system, more than by Hess base injection-molding-system company (Husky Injection Molding Systems,
Www.husky.ca) make.
The 4th, 029, No. 457 United States Patent (USP)s (the invention people is Yamamoto (Yamamoto), and the open date is 1977-06-14) have disclosed a kind of moulding press, and in the moulding press of said type, the removable template that removable mould in carrying moves towards a fixed mould.Said removable template is locked to tie-rod by locking member.Subsequently, the fastening cylinder operation of mould promotes removable mould to abut against fixed mould forcefully.Locking member is still being operated by electric actuator when fixed mould moves before the engagement of removable mould and fixed mould or in removable template.
The 5th, 211, No. 970 United States Patent (USP)s (invent artificial Sakurai people such as (Sakurai), the open date is 1993-05-18) have disclosed a kind of hydraulic clamp equipment that is used for injection molding machine.Said apparatus for fastening comprises: (i) first hydraulic actuator, and it has first cylinder; And the (ii) first hollow cup type piston, it has the closure tip part, and through being provided with and in first cylinder, moving back and forth; (iii) base section, itself and said top section axially-spaced, and define an opening; (iv) second hydraulic actuator, it has second piston; (v) bar, it extends axially and passes said opening and get into first piston, and is connected between said first and second piston; (vi) second cylinder; It is through installation and on second piston and pass said opening in the dimple position in first piston roughly and roughly between the outside extended position of first piston, move back and forth; And (vii) clutch; It can be operated in the extended position of second cylinder, to produce the engagement of itself and first piston.Through the second actuator cylinder is placed on the overall length of equipment is minimized.
The 5th; 320, No. 517 United States Patent (USP)s (the artificial flat field people such as (Hirata) of invention, the open date is 1994-06-14) have disclosed a kind of clamping system that is used for molding press; It has: (i) movable plate; It has the clamping cylinder, and each has a boring said clamping cylinder, is attached to the bar of piston in order to admittance; And (ii) replensiher device, it is between two oil conservators.More particularly, disclose a kind of apparatus for fastening of moulding press, it comprises: (i) base; (ii) be arranged on the fixed head on the base; The removable plate that (iii) can move with respect to said fixed head; (iv) a plurality of mold cramping cylinders, it is arranged in the precalculated position of said fixed head, and each has the mold cramping piston said mold cramping cylinder, and said mold cramping piston is provided with tie-rod receiving opening and tie-rod jockey; (v) a plurality of tie-rods have screw thread on the one of which end, and said tie-rod is arranged on the removable plate corresponding to the mold cramping cylinder; (cylinder is opened/closed to vi) a plurality of moulds, is used for moving said removable plate; And (vii) can axially movable sleeve, it clamps cylinder with each and is associated, and is used to adjust the axial location of the piston that is associated, so that the position of engagement of adjustment tie-rod jockey.Said sleeve is arranged in the opening in the fixed head, and forms the extension of tie-rod receiving opening, and an end of said sleeve is near the admittance wall that is provided at the said tie-rod receiving opening of encirclement in each piston.The other end of sleeve is can screw mode and the engagement adjustment eye screw rod cooperation that is fixed to fixed head.
The 5th; 338; No. 171 United States Patent (USP) (is invented artificial Gao Chuan people such as (Hayakawa); The open date is 1994-08-16) disclosed a kind of device for clamping mould with alignment device, it comprises the fixed form with mold cramping hydraulic cylinder, and passes through hollow piston and tie-rod that aligning guide connects.More particularly, disclose a kind of molding equipment with device for clamping mould and alignment device, it has: (i) fixed form is used for the fixing anchor plastic mold; (ii) removable template is used for the removable mold of fixing; (iii) be used to make removable template to move the device of (moving forward and backward) with respect to fixed form; (iv) fastener is used in anchor plastic mold and removable mold through hydraulic coupling that removable template and tie-rod is relative to each other fastening when reaching the precalculated position; (v) tie-rod is used for clamping removable mold and anchor plastic mold through the mold clamping force that is clamped the cylinder generation by mold; And (vi) main aligning guide; It is to provide at least one joint in the following joint---between engaging between the piston of mold clamping hydraulic cylinder and the tie-rod, gripper shoe and the tie-rod engage and removable template and removable template support component between engage; So that it is aligned with each other through the secondary location alignment function to permit two molds, said secondary location alignment function for example is the guiding plate (guide pie) that is used for when clamping mold, making two molds alignings.
The 5th, 439, No. 369 United States Patent (USP)s (the invention people is king (Wang), and the open date is 1995-08-08) have disclosed a kind of mold locking device that is used for injection molding machine.Said device comprises fixed disk and removable dish, and said removable dish is movable so that the sealed mould that is placed between fixed disk and the removable dish.Four oil cylinders are provided, so that removable dish front and back on four guide bars are moved.Four push rods are provided, its each have the rear end that the front end that is fixed to removable dish extends with passing four cylinder pipes, said four cylinder pipes are arranged to have the corresponding hole in four holes that in supporting disk, form.The piston that is arranged in the piston chamber in the front surface that is formed at supporting disk is pushed forward, to promote barricade respectively.Be pushed forward with after the sealed mould firmly at removable dish, barricade makes four push rod displacements so that promote removable dish with bigger power.
The 5th, 645, No. 875 United States Patent (USP)s (invention Ren Wei Ge Laisenna people such as (Glaesener), the open date is 1997-07-08) disclosed a kind of fixing/clamp sub-assembly, be used to clamp the pressing plate of injection molding machine.Said sub-assembly comprises and is used to guide the mechanism of pressing plate and has the main element that can be used as the structure that individual unit moves.Said main element is suitable for at least one pressing plate attached, and comprises a mechanism, and it is used for fixing said guide mechanism, and is used for clamping force is delivered to pressing plate, to be used for during injection-molded, clamping pressing plate.Said fixed mechanism comprises engaging mechanism, is used to make the sealed engagement of fixed mechanism and guide mechanism or makes both not sealed engagements, makes that main element and guide mechanism can relatively move when engaging mechanism during not with the sealed engagement of guide mechanism.
The 5th, 868, No. 989 United States Patent (USP)s (invention Ren is Ge Laisenna (Glaesener), and the open date is 1999-02-09) have disclosed a kind of fixing/clamping sub-assembly, are used to clamp the pressing plate of injection molding machine, and it comprises: the mechanism that (i) is used to guide pressing plate; And (ii) main element, it has and can be used as the structure that individual unit moves.Said main element is suitable for at least one pressing plate attached, and comprises a mechanism, and said mechanism is used for fixing said guide mechanism, and is used for clamping force is delivered to pressing plate, to be used for during injection-molded, clamping pressing plate.Said fixed mechanism comprises engaging mechanism, is used to make the sealed engagement of fixed mechanism and guide mechanism or makes both not sealed engagements, makes that main element and guide mechanism can relatively move when engaging mechanism during not with the sealed engagement of guide mechanism.
The 5th; 776, No. 516 United States Patent (USP)s (invention Ren Wei A Mubu special (Armbruster) people of etc.ing in Lars, disclosing the date is 1998-07-07) have disclosed a kind of injection molding machine of two pressing plates; It has fixed mould carrier plate and removable mold carrier plate; Said two carrier plate connect via tie-rod, and said tie-rod has piston-cylinder unit, and said unit forms and eliminate clamping force.At least one drives cylinder arrangement at the carrier plate place, is used to make its fast driving to move.Tie-rod is configured to loose holding pin, and it forms the piston rod of piston-cylinder unit.Tie-rod is guided and passes removable mold carrier plate and fixed mould carrier plate, and have mounted thereto, in mold carrier plate outside hydraulic pressure high-pressure closing unit and fast locking mechanism.Provide with the mode that defines and detect the position of removable mold carrier plate and control fast locking mechanism, closed cell and drive the element of cylinder.
The 5th, 922, No. 372 United States Patent (USP)s (invention Ren is Si Kade (Schad), and the open date is 1999-07-13) have disclosed a kind of fixing/clamping system that is used for the pressing plate of moulding press, and it comprises: (i) fixation clip, and it has first half module that is attached to it; (ii) displacable platen, it has second half module (said displacable platen is advanced along a plurality of tie-rods, and between mold opened position and mold closed position, moves back and forth) that is attached to it; And the system that (iii) is used for clamping force is put on displacable platen.
The 6th, 093, No. 361 United States Patent (USP)s (invention Ren is Si Kade (Schad), and the open date is 2000-07-25) have disclosed fixation clip and displacable platen, and it has the half module that is attached to it.Said displacable platen moves back and forth between mold opened position and mold closed position, and clamping force is applied to displacable platen in mold closed position, and the mould distraction force is applied to displacable platen in mold closed position.At least one cylinder is provided, and it has first end that is attached to displacable platen, and threaded rod and be operationally connected to the screwed part engagement of said cylinder.
The 6th; 120; No. 724 United States Patent (USP)s (invention Ren is Ge Laisenna (Glaesener), and the open date is 2000-09-19) have disclosed a kind of mold stroke force, and it is applied in displacable platen; So that displacable platen is mobile between mold opened position and mold closed position, and can move to mold opened position from mold closed position.In mold closed position, the mould distraction force is put on displacable platen, so that make mould separately.The mold stroke cylinder that is used to apply mold stroke force is in the mold stroke cylinder internal effect that is used to apply the mould distraction force.
The 6th, 241, No. 509 United States Patent (USP)s (invent artificial Gai Te people such as (Galt), the open date is 2001-06-05) have disclosed a kind of tie-rod structure that is used for low tonnage injection molding machine, and it needs less part and more space is provided.Fixation clip and displacable platen, said displacable platen can move to and the fixation clip open position spaced from clamping the closing position that meshes with fixation clip with respect to fixation clip.At least two tie-rods are provided, and it is connected to displacable platen with fixation clip, and the stroke cylinder that is positioned at each tie-rod, and its operation is so that pressing plate moves to closing position and move to open position from closing position from open position.Provide clamping component in closing position, pressing plate being clamped together, and comprise by the tie-rod carrying with the member of clamping component engagement.
The 6th, 533, No. 573 United States Patent (USP)s (the artificial beautiful wood people such as (Tamaki) of invention, the open date is 2003-03-18) have disclosed a kind of mold clamping apparatus that is used for injection molding machine, and it comprises: fixation clip, and it is the fixing fixed mould regularly; Displacable platen, it is the removable mould of fixing regularly, and relatively is provided with fixation clip; Tie-rod, it is used to guide displacable platen to move and to move away from fixation clip towards fixation clip; The displacable platen driving mechanism, its be used to make displacable platen along tie-rod move with closed with open mould; The displacable platen fixed mechanism, it is used at the setting position that was right after before removable mould joins the position of fixed mould to displacable platen being fixed to tie-rod; And the clamping force applying mechanism, it comprises sealed hydraulic cylinder actuator, the mold clamping force that it can become to strengthen with the power conversion of hydraulic fluid, and can the mold clamping force of said enhancing be put on fixation clip.In one embodiment, be positioned at the hydraulically powered ram support of back plate carrying of displacable platen back and clamp drift, and said ram support has the piston portion of carrying in the cylinder bore hole in the plate of back.Driven by electricity so that after half module lumped together, said drift was with the mould of hydraulic way clamped closed at displacable platen.
The 6th, 767, No. 204 United States Patent (USP)s (invent artificial richness and rein in (Fuller), the open date is 2004-07-27) have disclosed a kind of interlocking that is used for cylinder, and it comprises the piston with piston rod, makes piston rod be arranged in the claw type lining.Said claw type lining is arranged in the plate of single part or a plurality of parts, makes piston and claw type lining in the plate of said single part or a plurality of parts, to move.In one embodiment, said claw type lining has at least two steps, and in order to use the distribution mode application of force, the profile of said step is corresponding to the end of piston rod and/or the end of cylinder, and the mean radius of first step is different from the mean radius of second step.
The 6th; 811, No. 388 United States Patent (USP)s (the invention people is Beishan Mountain people such as (Kitayama), and the open date is 2004-11-02) have disclosed a kind of die clamp unit that is used for injection molding apparatus; It is used to open and close die, and has removable Die and mould plate and fixed mold plate.Said die clamp unit comprises: the mold cramping cylinder; The moulds open member; Be used on the direction from the closing position to the fully open position moulds open power of pre-determined amount is put on removable Die and mould plate, and removable Die and mould plate is moved into place the predetermined half-open position between closing position and fully open position from closing position; And switching member; Be used for being fed to the supply pressure of the working fluid of mold cramping cylinder, and switching the mold clamping force that the mold cramping cylinder produces greater than first mold clamping force of moulds open power and between less than second mold clamping force of moulds open power through switching.In this configuration, except the mold cramping cylinder, also be provided for removable Die and mould plate is moved to from closing position the special dies opening members of half-open position separately.Therefore, can removable Die and mould plate be moved to half-open position exactly.
The 6th, 893, No. 250 United States Patent (USP)s (the invention people be the husky people such as (Meschia) of plum, and disclosing the date is 2005-05-17) have disclosed a kind of injection molding machine, and it comprises: fixed mold, and it is installed on the fixed head with the frame one; And removable half module, it is installed on the removable plate, and said removable plate is supported on the frame with translation mode, and the edge is guided with the guide pillar of fixed head one, to get into mold opened position from mold closed position; And closure and clamping system, it comprises clamping component, and said clamping component and removable plate are integrally formed, and act on the part of guide pillar, so that removable plate is locked together in closing position.Said clamping component comprises a plurality of sealed inserts, and it slidably is installed in the pedestal with the main body of removable plate one, to get into clamped position from non-clamping position; In clamped position, in guide pillar, each sealed insert has a circular hole to said sealed insert with sealed relation and function; In order in eccentric position, to admit eccentric shaft; Make the rotation of eccentric shaft cause the insert translation, drive member is provided, thereby allow the clamping component opened/closed so that eccentric shaft is rotated synchronously.
The 6th; 945; No. 765 United States Patent (USP) (is invented artificial Losail (Roetzel); The open date is 2005-09-20) disclosed a kind of anchor clamps, it comprises a tie-rod, and said tie-rod is with respect to being used to mesh tie-rod and producing between the fixation clip of moulding press and displacable platen, extending with first locking component of hydraulic way operation of clamping force.Said locking component comprises hydraulic cylinder, and it has hollow sleeve and in axially spaced position, possesses the piston of inner teeth.Make the axially rotation and sliding of said sleeve and piston unit, with optionally with the terminal tooth engagement of tie-rod with break away from, thereby allow to adjust step by step and subtly the position of displacable platen with respect to the thickness of mould.
No. 2005/0287246 patent application (invent artificial Luo Jie (Looije), the open date is 2005-12-29) disclosed a kind of clamp piston sub-assembly, and it comprises a main part, wherein provides a depression.Said depression is admitted insert through layout with the form of rotatable clamp lining.Blade in groups or wear pad (wear pad) are positioned at the outer surface of inner surface and anchor clamps lining of depression on both, and cooperation is to form the salable chamber that extends around the circumference of anchor clamps lining.These chambers become fluid to be communicated with suitable valve and hydraulic pressure or air driven pump by processor control, and are said pump operated fluid is removed from chamber and it is expelled in the chamber.The fluid through pressurization that in selected chamber, acts on causes the rotation of anchor clamps lining.Insert also contains delegation's tooth, its through arrange with tie-rod in the engagement of corresponding teeth selectivity.Therefore, the anchor clamps lining can independently rotate around main body with respect to it, and the said main body that centers on mechanically is attached to injection molding machine in use.
The 1st, 287, No. 967 European patents (people such as Fu Le, open date: 2003-03-05) disclosed a kind of cylinder of injection molding machine or lock down system of tie-rod of being used for.Said lock down system comprises a lining, and said lining has shape corresponding to the terminal interior step of tie-rod.
The 1st, 601, No. 419 BP (assignees: Warnke Umformtech; Date is disclosed: on October 28th, 1981) disclosed a kind of mould closes and sealed layout in the injection molding machine with two moulds installation pressing plates.In the said pressing plate one is guided on lathe, and can and open on the direction and move with respect to another pressing plate at the closing direction of mould.Working cylinder/piston unit is used to make two moulds that pressing plate is installed and assembles and separate.Use lock uint, it causes that two moulds installation pressing plates are clamped together in closing position.Also disclose a kind of equipment that is used to produce closing force and clamping force.
Summary of the invention
According to a first aspect of the invention, a kind of lock with molding-system of bar and pressing plate is provided, said lock comprises: (i) locking member, and it is associated with said bar; And (ii) complementary lock member, it is associated with said pressing plate, and said complementary lock member can be in position and the engagement of said locking member near the zone of the relatively low deflection of said pressing plate.
According to a second aspect of the invention; A kind of lock with molding-system of bar and pressing plate is provided; Said lockset has: (A) locking member; It is associated with said bar, and said locking member comprises: (i) broken teeth from delegation's bar that said bar extends, and the bar groove that (ii) extends along broken teeth in the said capable bar; And (B) complementary lock member; It comprises: the delegation's sleeve-interrupted tooth that (i) extends from sleeve; Said sleeve is coupled to said pressing plate; And the sleeve groove that (ii) extends along said capable sleeve-interrupted tooth, broken teeth can rotatable mode and the said capable sleeve-interrupted tooth engagement of said complementary lock member in the said capable bar of said locking member, and said complementary lock member can mesh at position and the said locking member near the zone of the relatively low deflection of said pressing plate.
According to a third aspect of the invention we, a kind of molding-system is provided, it has: (A) bar; (B) pressing plate; And (C) lock, it comprises: (i) locking member, it is associated with said bar; And (ii) complementary lock member, it is associated with the said pressing plate of said molding-system, and said complementary lock member can be in position and the engagement of said locking member near the zone of the relatively low deflection of said pressing plate.
According to a forth aspect of the invention, a kind of molding-system is provided, it has: (A) bar; (B) pressing plate; And (C) lock, it comprises: (a) locking member, and it is associated with said bar, and said locking member comprises: (i) broken teeth from delegation's bar that said bar extends, and (ii) along the bar groove of broken teeth extension in the said capable bar; And (b) complementary lock member; It comprises: the delegation's sleeve-interrupted tooth that (i) extends from sleeve; Said sleeve is coupled to said pressing plate; And the sleeve groove that (ii) extends along said capable sleeve-interrupted tooth, broken teeth can rotatable mode and the said capable sleeve-interrupted tooth engagement of said complementary lock member in the said capable bar of said locking member, and said complementary lock member can mesh at position and the said locking member near the zone of the relatively low deflection of said pressing plate.
According to a fifth aspect of the invention; A kind of method of lock of the molding-system with bar and pressing plate is provided, and the position that said method is included near the zone of the relatively low deflection of said pressing plate makes the locking member that is associated with said bar mesh with the complementary lock member that is associated with said pressing plate.
According to a sixth aspect of the invention, provide a kind of and have the molded article that the locking of the molding-system of bar and pressing plate is made through use, said lock comprises: (i) locking member, and it is associated with said bar; And (ii) complementary lock member, it is associated with the said pressing plate of said molding-system, and said complementary lock member can be in position and the engagement of said locking member near the zone of the relatively low deflection of said pressing plate.
According to a seventh aspect of the invention, a kind of molded article through using molding-system to make is provided, it has: (A) bar; (B) pressing plate; And (C) lock, it comprises: (i) locking member, it is associated with said bar; And (ii) complementary lock member, it is associated with the said pressing plate of said molding-system, and said complementary lock member can be in position and the engagement of said locking member near the zone of the relatively low deflection of said pressing plate.
According to an eighth aspect of the invention; The molded article that provides a kind of method of lock of the molding-system that has bar and pressing plate through use to make, the position that said method is included near the zone of the relatively low deflection of said pressing plate makes the locking member that is associated with said bar mesh with the complementary lock member that is associated with said pressing plate.
The technique effect of each side of the present invention (comprising other technique effect) is the improvement operation of molding-system.
Description of drawings
Can with reference to the detailed description of example embodiment of the present invention together with following graphic and obtain to the example embodiment of the present invention better understanding of (comprising its replacement scheme and/or version) wherein (in brief):
Fig. 1 describes the perspective view according to the molding-system 100 of first example embodiment;
Fig. 2 A, 2B describe the view according to the fixture assembly 102 of the molding-system 100 of Fig. 1 of first example embodiment, and wherein said fixture assembly 102 is placed in mold opened position;
Fig. 3 describes the perspective view according to the anchor clamps 128 of the fixture assembly 102 of Fig. 2 A of second example embodiment (it is preferred example embodiment), and wherein anchor clamps 128 depicted as being positioned at the home position;
The perspective view of the fixture assembly 102 of Fig. 4 depiction 2A, wherein said fixture assembly 102 is placed in mold closed position;
Fig. 5 A, 5B, 5C describe the view according to the lock 130 of the fixture assembly 102 of Fig. 2 A of the 3rd example embodiment, and wherein said lock 130 is placed in unlocked condition;
The view of the lock 130 of Fig. 6 A, 6B, 6C depiction 5A, but wherein said lock 130 is placed in locked condition;
The view of the anchor clamps 128 of the fixture assembly 102 of Fig. 7 A, 7B depiction 2A, wherein said anchor clamps 128 are positioned the gap-closing situation;
The view of the anchor clamps 128 of the fixture assembly 102 of Fig. 8 A, 8B depiction 2A, wherein said anchor clamps 128 activated;
The view of the lock 130 of Fig. 8 C, 8D depiction 5A, wherein said anchor clamps 128 activated;
The view of the anchor clamps 128 of the fixture assembly 102 of Fig. 9 A, 9B depiction 2A, wherein said anchor clamps 128 are placed in the decompression situation;
The view of the fixture assembly 102 of Figure 10 A, 10B, 10C depiction 2A, wherein said fixture assembly 102 are placed in the back mold break condition; And
The view of the fixture assembly 102 of Figure 11 A, 11B depiction 2A, wherein said fixture assembly 102 is placed in the mold flashing situation.
Graphic may not be to draw in proportion, and is by dotted line, diagram and exploded view explanation sometimes.Under specific circumstances, possibly omit for understanding embodiment and unnecessary details or making other details details inconspicuous.
The specific embodiment
Fig. 1 describes the perspective view of the molding-system 100 (preferably injection-molding-system is called " system 100 " hereinafter) according to first example embodiment.System 100 comprises known assembly of those skilled in the art and/or processing, and therefore in the following description it is not described; These known assembly/assemblies (with way of example) description in below with reference to data at least in part: (i) " injection-molded handbook (Injection Molding Handbook); The author is Oswald that moral (Osswald)/Te Enge (Turng)/Ge Erman (Gramann), (ISBN:3-446-21669-2; Publishing house: Han Zeer (Hanser)), and/or (ii) " injection-molded handbook (Injection Molding Handbook), the author is Roberto Rosato (Rosato) and Roberto Rosato (Rosato), (ISBN:0-412-99381-3; Publishing house: Cha Puman (Chapman) Hei Er (Hill)).The New Parent and/or new layout that are associated with system 100 are hereinafter described.Preferably, system 100 comprises but is not limited to: (i) fixture assembly 102; (ii) extruder 104; (iii) framework 103; And (iv) control room 108.Said fixture assembly 102 and extruder 104 are supported by framework 103.Extruder 104 is coupled to the mold cavity that is defined by mould (not describing among Fig. 1), and said mould is by fixture assembly 102 fixings.Extruder 104 can be: (i) reciprocating screw (RS) extruder, or (ii) two rank extruders, it has and penetrates jar (shooting pot) configuration.Feed hopper 106: (i) be coupled to the feed throat of extruder 104; And (ii) through being configured to moulding material ball feed in the feed throat of extruder 104.Extruder 104 has (for instance): (i) feed throat, and it receives ball from feed hopper 106; (ii) export section, it is coupled to the mold cavity of mould; (iii) bucket and be arranged on the screw rod in the said bucket, wherein said screw rod operation so that: (a) ball is processed into injectable moulding material; And (b) under pressure, injectable moulding material is expelled in the mold cavity of mould, fixture assembly 102 applies and keeps clamping force (not describing) simultaneously, and said clamping force makes mould keep close during the reception moulding material at mould under pressure.Usually, a check-valves: (i) be attached to the far-end of screw rod; And (ii) be used for the injectable moulding material of an ejaculation amount is collected in the accumulation regions of the bucket of extruder 104.Usually mould and system's 100 distributions, and because mould can wear and tear with use, so often come more mold exchange with the mould after new die or the trimming.Control room 108: (i) be attached to framework 103; And (ii) through being configured to the control appliance of operation that shade is used for the controllable components of automatically control and/or surveillance 100.Control appliance functionally is coupled in man-machine interface 110 (hereinafter being called " HMI110 ").Operating personnel use HMI 110 to guide the operation of control appliance supervision and/or control system 100 according to the needs of molded article in the mold cavity that is defined by mould.
Fig. 2 A describes the perspective view according to the fixture assembly 102 of the system 100 of Fig. 1 of first example embodiment.Fixture assembly 102 is depicted as is in mold opened position, that is, the mould part of mould is separated from each other.Do not describe mould among Fig. 2 A, but described mould among Fig. 2 B.Fixture assembly 102 comprises fixation clip 120 (hereinafter being called " pressing plate 120 "), (ii) displacable platen 122 (hereinafter being called " pressing plate 122 "), (iii) platen travel distance actuator 123, (iv) chuck actuator 128 (hereinafter being called " anchor clamps 128 "), (v) bar 121 (bar 121 can be described as " tie-rod ") and (vi) tie-rod locking mechanism 130 (hereinafter be called " lock 130 ").Pressing plate 120 is fixedly attached to framework 103.Pressing plate 122: (i) slidably support by framework 103; And (ii) can linearity with respect to pressing plate 120 slidably mode move.Pressing plate 120 comprises mold support structure 124, and it is through being configured to the fixed mould part of supporting mould.Pressing plate 122 comprises removable mold support structure 126, and it is through being configured to the removable mould part of supporting mould.Each has end portion platen travel distance actuator 123, and wherein: (i) first end portion is connected to pressing plate 120 (or alternatively being connected to framework 103); And (ii) second portion is connected to pressing plate 122; Preferably, platen travel distance actuator 123 is positioned at the relative respective corner place of pressing plate 120,122; Yet, can use other layout.Platen travel distance actuator 123 is used to make pressing plate 122 to walk stroke linearly with respect to (promptly towards with away from) pressing plate 120, so that closed and the mould part of opening mould.When the mould part of mould when closed each other, mould part defines a mold cavity, in case when wherein extruder 104 is expelled to injectable moulding material in the mold cavity under pressure, just can molded (manufacturing) molded article.Anchor clamps 128 are installed to the respective corner (or by its support) of pressing plate 120.Bar 121 is coupled to corresponding anchor clamps 128 and extends from corresponding anchor clamps 128.Bar 121 extends to the corresponding lock 130 of the respective corner (or by its support) that is installed on pressing plate 122 always, and interacts with mode and corresponding lock 130 that can be sealed.Lock 130 is used for its respective rods 121 optionally sealed and release with respect to its respective corner of pressing plate 122.Lock actuator 132 preferably comprises: (i) electric notor; And (ii) be with, it can be by electric motor drive.The electric motor drive band is with again rotatably actuation lock 130 between latched position and unlocked position.Preferably, make moving synchronously of lock 130, make each lock synchronously sealed and release 130 (roughly), so that the circulation timei of minimizing system 100.Anchor clamps 128 are used for after following operation via pressing plate 120,122 and bar 121 clamping force being put on mould: (i) make pressing plate 122 walk stroke with close die; And (ii) bar 121 has been locked to pressing plate 122.In case clamping force activated and puts on bar 121 and pressing plate 120,122, keeps mould part when clamping force just is full of injectable moulding material fast under pressure in mold cavity and closes each other.
The cross sectional representation along the longitudinal axis of fixture assembly 102 of the fixture assembly 102 of Fig. 2 B depiction 2A.Fixture assembly 102 is in mold opened position.Mould 140 comprises: (i) the fixed mould part 144, and it is installed to pressing plate 120 and by its support; And (ii) removable mould part 142; Its (a) supported by pressing plate 122; And (b) can move (that is to say) with respect to fixed mould part 144 so that with respect to the removable mould part 142 of fixed mould part 144 open and closes in case make pressing plate 122 walk stroke with respect to pressing plate 120.Be adjacent to each other in case removable mould part 142 is assembled also with fixed mould part 144, removable mould part 142 is just united with fixed mould part 144 and is defined a mold cavity.
Fig. 3 describes the perspective view according to the anchor clamps 128 of the fixture assembly 102 of Fig. 2 A of second example embodiment.Anchor clamps 128 are placed in the home position, and wherein anchor clamps 128 do not put on clamping force: (i) pressing plate 120; Reach (ii) pressing plate 122 (via bar 121).Anchor clamps 128 comprise: (i) first actuator 502; Reach (ii) second actuator 504.First actuator 502 can interact with bar 121.Specifically, afterwards, first actuator 502 activated to be locked to pressing plate 122 (through using lock 130) at bar 121; So that clamping force is put on bar 121; And in response to this, bar 121 becomes stretching at least in part, and in this way clamping force is delivered to: (i) pressing plate 120; Reach (ii) bar 121, bar 121 is delivered to pressing plate 122 with clamping force again.First actuator 502 can move between home position and force application location.Second actuator 504 can interact with first actuator 502; Specifically, second actuator 504 is used for just first actuator 502 being moved to the home position from force application location in case first actuator 502 has been deactivated; In this arranged, in case first actuator 502 is deactivated, second actuator 504 just served as resetting-mechanism, and its position with first actuator 502 resets and gets back to the home position.In case actuator 502 is placed go back to the home position, lock 130 just can activated, so as with bar 121 from pressing plate 122 releases.
Preferably, second actuator 504 comprises spring 204, and it can interact with first actuator 502; Specifically; (i), make spring 204 compression that becomes in case actuator 502 activated to move towards force application location from the home position, and first actuator 502 just promotes against spring 204; And therefore make spring 204 storage power; And (ii) in case first actuator 502 has been deactivated, spring 204 just discharges its energy stored, and first actuator 502 is promoted towards the home position from force application location.In this way, spring 204 makes first actuator 502 setover towards the home position.Preferably, first actuator 502 comprises: (i) anchor clamps shell 200 (hereinafter being called " shell 200 "); (ii) piston 202; (iii) restoring board 206; (iv) piston stop plate 208; And (v) reset stop 212.Piston 202 is fixedly attached (coupled) to the far-end of bar 121; Specifically, piston 202 comprises piston thread 210, and it is can screw the bar screw thread 119 of mode mesh rod 121.Closed at (i) removable mould part 142 and fixed mould part 144 against each other; And (ii) each in the bar 121 has been locked to pressing plate 122 (but each lock 130 can sealedly reach mode and the selected bar 121 or respective rods 121 engagements of release) afterwards; The moving of piston 202 (along the longitudinal axis of bar 121, and away from pressing plate 122) causes that bar 121 becomes and stretches.Piston 202 preferably defines the dimple of an admittance spring 204.Piston 202 more preferably defines a plurality of dimples, its each admittance respective springs 204; Specifically, dimple is aimed at following mode: (i) be parallel to bar 121; (ii) axially depart from from bar 121; (iii) so that open towards the outside of pressing plate 120; And (iv) so that open along the direction of pressing plate 122 dorsad.Shell 200 is integrated (or coupled) to pressing plate 120; Shell 200 is through being configured to: (i) admit piston 202 together with the spring in the dimple that is received in piston 202 204; (ii) admit bar 121 at least in part; And (iv) hold piston 202 and bar 121 moves along the slip of the longitudinal axis of bar 121.(i) piston 202, (ii) shell 200 and (iii) the combination of bar 121 define a chamber 205.Chamber 205 is through being configured to admit the fluid (hereinafter being called " fluid ") that can pressurize, in case and fluid pressurized, fluid is just with mode mobile piston 202 that can adjacency.Fluid is used for mobile piston 202 under pressure, make piston 202 on the direction that the longitudinal axis along bar 121 extends towards pressing plate 120, move away from pressing plate 122.Fluid input 201 is sent to chamber 205 neutralizations with fluid and from chamber 205, sends out.Fluid input 201 is coupled to hydraulic circuit.Do not describe hydraulic circuit, and it does not belong to the scope of example embodiment.Hydraulic circuit is used to control flow and the pressure that fluid got into and left chamber 205.Piston stop plate 208 is attached to the inlet of shell 200 through bolt 207.Reset stop 212: (i) be attached to the end portion of piston 202 through bolt 214; And (ii) be attached to the end face of bar 121 through bolt 216.Reset stop 212 is 208 radially extensions from bar 121 towards piston stop plate, make to have the gap between reset stop 212 and the piston stop plate 208.Restoring board 206 and (i) reset stop 212, (ii) spring 204 and (iii) piston stop plate 208 adjacency; Restoring board 206 is placed between spring 204 and the piston stop plate 208.But restoring board 206 preferred free floatings.Piston seal 203 is used for sealed chamber 205, so that: (i) anti-fluid is leaked from chamber 205 unintentionally; And prevent that (ii) dust and fragment from getting into chamber 205.Preferably piston seal 203 is placed on the position that possibly need.Shaft seal 117 is placed between bar 121 and the shell 200, gets into anchor clamps 128 unintentionally so that prevent dust and fragment.
In operation, in response to activating first actuator 502, bar 121 (does not wherein put on bar 121 with clamping force) from the home position and is driven into force application location (wherein clamping force being put on bar 121).In response to the relatively small amount fluid pressure chamber 205 being pressurizeed: (i) fluid advances (to a certain degree) with piston 202 towards spring 204 and away from pressing plate 122; And (ii) spring 204 is made reaction so that piston 202 is maintained the home position.In response to relative quantity of liquid pressure chamber 205 being pressurizeed: (i) fluid moves away from pressing plate 122 with piston 202 propellings; And moving to wherein the force application location that clamping force 506 is put on bar 121 from the home position along shell 200 (please notes; Among Fig. 8 A clamping force is depicted as " clamping force 506 "); And (ii) spring 204 transformations contract so that storage power, and therefore spring 202 remains on force application location with piston 202.In response to the fluid pressure with relatively small amount is chamber 205 decompression, is stored in energy in the spring 204 and becomes and be released, and makes spring 204 that piston 202 is moved or promote to get back to the home position from force application location.
The perspective view of the fixture assembly 102 of Fig. 4 depiction 2A.Fixture assembly 102 is placed in mold closed position.Pressing plate 122 moves with respect to pressing plate 120, so that make the mould part of mould 140 closed against each other.Specifically, platen travel distance actuator 123 activated, so that pressing plate 122 is moved towards pressing plate 120.
Fig. 5 A describes the perspective view according to the lock 130 of the fixture assembly 102 of Fig. 2 A of the 3rd example embodiment.The 5th, 868, No. 989 United States Patent (USP)s (inventor: Ge Laisenna (Glaesener), open dates: 1999-02-09), describe and described to lock an instance of 130.To lock 130 is depicted as and is placed in unlocked condition.Lock 130 comprises: (i) locking member 510; Reach (ii) complementary lock member 512.Complementary lock member 512 can mesh with locking member 510.Locking member 510 is associated with bar 121; Specifically, locking member 510 comprises toothing 234, and it has: (i) broken teeth 238 (hereinafter being called " tooth 238 ") in the several rows bar, and it outwards extends axially from bar 121, and (ii) bar groove 236, and it extends through tooth 238 and along bar 121 longitudinal extensions.Preferably have four lines tooth 238 and four lines bar groove 236, and several rows tooth 238 places or is positioned to become each other 90 degree with bar groove 236.Complementary lock member 512 is associated with pressing plate 122; More particularly, complementary lock member 512 is associated with sleeve 230, and said sleeve 230 rotatably is installed to pressing plate 122.Complementary lock member 512 is arrived in lock actuator 132 (not describing among Fig. 5 A) coupling (through band interface 232), and is used for preferably making sleeve 230 rotations.Preferably, sleeve 230 is coupled to shell 264 with rotatable mode, and shell 264 is fixedly attached to pressing plate 122 by bolt 265; In fact, sleeve 230 can be with respect to pressing plate 122 rotations.Shell 264 comprises screw thread 260, and it can mesh with the screw thread 262 of sleeve 230, makes that sleeve 230 can be with respect to shell 264 rotations.At sleeve 230 ends, there is band interface 232, its band with lock actuator 132 is situated between and connects (engagement).Specifically, complementary lock member 512 comprises toothing 244, and said toothing has: (i) delegation's sleeve-interrupted tooth 248 (hereinafter being called " tooth 248 "), and it inwardly extends axially from sleeve 230; And (ii) sleeve groove 246, it extends and along the interior section longitudinal extension of sleeve 230 along tooth 248.But tooth 248 can rotatable locking mode and tooth 238 interactions.
The end-view of the lock 130 of Fig. 5 B depiction 5A.Lock 130 is placed in unlocked condition.Tooth 248 and tooth 238 depart from each other, make (i) tooth 248 and bar groove 236 align, and (ii) tooth 238 align with sleeve groove 246.In this arranged, pressing plate 122 (and sleeve 230) can be along linear translation freely on the direction of the axis alignment of bar 121.In unlocked condition, sleeve 230 and relative to each other release of bar 121 make that pressing plate 122 can be with respect to pressing plate 120 free shift.
Fig. 5 C describes to lock 130 cross sectional representation along the longitudinal axis of the fixture assembly 102 of Fig. 2 A.Fixture assembly 102 is placed in mold closed position, and locks 130 and be placed in unlocked condition.
The perspective view of the lock 130 of Fig. 6 A depiction 5A.But lock 130 is placed in unlocked condition; That is to say that tooth 238,248 is relative to each other located, so that in the circulation after a while of the operation of system 100 or in the stage, tooth 238,248 can be firmly sealed each other.Sleeve 230 has rotated, so that tooth 238 is aimed at tooth 248.Under this situation: (i) have the gap between tooth 238 and the tooth 248; And (ii) to not contacting with each other (or friction be situated between connect) each other on time, and this layout prevents that tooth 238,248 from wearing and tearing unintentionally relative to each other for tooth 238 and tooth 248.
The end-view of the lock 130 of Fig. 6 B depiction 6A.But lock 130 is placed in locked condition.
Fig. 6 C describes to lock 130 cross sectional representation along the longitudinal axis of the fixture assembly 102 of Fig. 2 A.Fixture assembly 102 is placed in mold closed position, but and locks 130 and be placed in locked condition.In this view, can be clear that gap between tooth 238 and the tooth 248.
The perspective view of the anchor clamps 128 of the fixture assembly 102 of Fig. 7 A depiction 2A.Anchor clamps 128 are positioned the gap-closing situation, and in this position, lock 130 is placed in latched position.Chamber 205 is pressurized and be enough to just cause: (i) bar 121 fully sufficiently moves to cause that tooth 238,248 is adjacent to each other along direction 505; And (ii) but be not enough to clamping force is added or put on bar 121 and pressing plate 120.
Fig. 7 B describes to lock 128 cross sectional representation along the longitudinal axis of the fixture assembly 102 of Fig. 2 A.Anchor clamps 128 are positioned the gap-closing situation, and wherein: (i) tooth 238, the gap between 248 are occupied (that is, being removed); And (ii) tooth 238,248 contacts with each other.Lock 130 is in locked condition, that is, pressing plate 122 no longer can move with respect to bar 121.Hydraulic circuit activated; So that the fluid to being arranged in the chamber 205 fully sufficiently pressurizes, make it away from pressing plate 122 to promote piston 202, and therefore bar 121 is pushed and fully sufficiently away from pressing plate 122; To occupy tooth 238, gap between 248, make tooth 238,248 be adjacent to each other.Spring 204 becomes and compresses at least in part to store some energy.
The perspective view of the anchor clamps 128 of the fixture assembly 102 of Fig. 8 A depiction 2A.Anchor clamps 128 activated, so that clamping force 506 is put on bar 121.Because bar 121 is locked to pressing plate 122, thus bar 121 with pressing plate 122 towards pressing plate 120 pullings, so that in fact on the mould part 142,144 of mould 140, apply clamping force 506.Preferably, anchor clamps 128 are synchronized actuating, so that: the circulation timei of (i) minimizing system 100; And (ii) reduce the possibility that is not intended to wearing and tearing to mould 140.
Fig. 8 B describes the viewgraph of cross-section along the longitudinal axis of the fixture assembly 102 of Fig. 2 A of anchor clamps 128.Fixture assembly 102 is placed in mold closed position, and lock 130 is placed in locked condition, and anchor clamps 128 activated (that is to say that clamping force 506 is applied in bar 121).
The perspective view of the lock 130 of Fig. 8 C depiction 5A is wherein locked 130 and is placed in locked condition.Because of clamping force 506 is delivered to pressing plate 122, so bar 121 is stretched.
The end-view of the lock 130 of Fig. 8 D depiction 6A is wherein locked 130 and is placed in locked condition.Hydraulic circuit fully sufficiently increases the pressure of the fluid that is arranged in chamber 205, makes it away from pressing plate 122 to promote piston 202, and this causes bar 121 stretching that becomes again, because pressing plate 122 has been locked to bar 121.In fact this layout causes that bar 121 transmits clamping force 506 with following mode: (i) on tooth 238,248, transmit, it then is passed to pressing plate 122; Reach and (ii) be delivered to pressing plate 120; In this way, clamping force 506 is applied in mould 140.Because receive clamping force 506, pressing plate 122 stands load stress, said load stress cause pressing plate 122 in some zones with respect to other zone of pressing plate 122 in bending or deflection to a greater extent; Specifically, for example, the stress that stand in the zone 514 of relatively low deflection is compared less with the stress that stand in the zone 516 of higher relatively deflection.The structural support that is associated with pressing plate 122 will be depended in these regional positions; Specifically, structural support for example is a rib 231, and its respective corner for the mold support structure of pressing plate 122 provides support; Should be appreciated that removable mould part 142 is installed to the mold support structure of pressing plate 122 and by its support.
In response to the actuating of lock actuator 132, complementary lock member 512 meshes (that is, tooth 238,248 becomes aligned with each other) in the position near the zone 514 (hereinafter being called " zone 514 ") of the relatively low deflection of pressing plate 122 with locking member 510.Clamping force 506 is applied in bar 121, and bar 121 quilts make tooth 238,248 be placed with sealed each other engagement at regional 514 places towards pressing plate 120 pullings.A technique effect of aforementioned arrangement is that the wearing and tearing minimizing that is associated with tooth 238,248 (that is to say; The wearing and tearing of complementary lock member 512 and locking member 510 reduce) less because the stress that stands is compared in zone 514 and the zone 516 (hereinafter being called " regional 516 ") of the higher relatively deflection of pressing plate 122.Because the cause of the stress that is associated with pressing plate 122 (because 122 pairs of effects of being forced by clamping force of pressing plate are reacted), zone 516 will stand more deflection (with respect to zone 514).If tooth 238,248 is engaged with each other at regional 516 places at least in part, then tooth 238,248 may stand the wearing and tearing of higher degree unfriendly.Zone 516 has removed from Fig. 8 C, so that expose the locking member 510 that is associated with bar 121.Generally speaking, but complementary lock member 512 at least in part near the position in the zone 514 of pressing plate 122 with locking mode and locking member 510 engagements, in case so that clamping force 506 has been applied in the wearing and tearing that bar 121 just reduces locking member 510,512.Roughly maximum clamping force is put on: (i) axle 300 that radially extends of bar 121 (hereinafter being called " axle 300 ") reaches the (ii) axle 302 that radially extends of bar 121 (hereinafter being called " axle 302 ").Axle 300 extends vertically up to 6 o ' clock positions from 12 o ' clock positions.Axle 302 extends horizontally to 9 o ' clock positions from 3 o ' clock positions.Tooth 238,248 is engaged with each other along axle 300 and axle 302.Tooth 238,248 is along aiming at lower shaft: (i) axle 304 that radially extends of bar 121 (hereinafter being called " axle 304 ") reaches the (ii) axle 306 that radially extends of bar 121 (hereinafter being called " axle 306 "); Yet bar groove 236 and sleeve groove 246 are aligned with each other at axle 304 places.Supporting construction (for example rib 231, and it is described in Fig. 8 C) is to prevent or substantive position and the configuration that reduces the amount of stress that pressing plate 122 stands along axle 300 and axle 302 (they are aimed at the zone 514 of pressing plate 122) is placed on the pressing plate 122.Rib 231 provides additional support and/or additional reinforcing to zone 514, in case make clamping force 506 be delivered to pressing plate 122 (via the assembly of lock 130) from bar 121, pressing plate 122 just can stand less stress at regional 514 places; In this arranged, the assembly of lock 130 advantageously stood the wearing and tearing that reduce.When because of tooth 238,248 (that is to say along an axle 300 and axle 302 orientations; Tooth 238,248 is aimed in zone 514) and when clamping force 506 put on bar 121; Tooth 238,248 (it is the instance of the assembly of lock 130) can stand less stress (therefore standing than less wear), reacts because 122 pairs of pressing plates receive from the clamping force 506 of bar 121.If but tooth 238,248 is sentenced the locking mode engagement in zone 516; Tooth 238,248 may stand stress or wearing and tearing largely; Because the degree of flexibility in zone 516 will be greater than zone 514; Reason is that zone 516 lacks supporting construction, and zone 514 depends on the burden that supporting construction 231 is born the additional stress that is associated with clamping force 506; Should be appreciated that supporting construction 231 is depicted as rib 231 with the force mode.According to version, the zone 514 of pressing plate 122 in the nominal between about 11 o ' clock positions and 1 o ' clock position; Preferably, zone 514 is positioned at about 12 o ' clock positions in nominal.According to another version, the zone 514 in the nominal between about 8 o ' clock positions and 10 o ' clock positions; More preferably, zone 514 is positioned at about 9 o ' clock positions in nominal.In operation, pass locking member 510, complementary lock member 512 in response to clamping force 506 from bar 121 transmission, and be delivered to pressing plate 122 subsequently, the wearing and tearing of locking member 510 and complementary lock member 512 reduce at least in part.
The perspective view of the anchor clamps 128 of the fixture assembly 102 of Fig. 9 A depiction 2A.Anchor clamps 128 are placed in the decompression situation; That is to say, do not apply clamping force 506.Specifically, the fluid that is arranged in chamber 205 is relaxed or is reduced pressure.Mold break actuator (does not illustrate; The those skilled in the art is known) activated; So that make removable mould part 142 open (so that overcoming the frictional force that mould part 142,144 is remained closed) in 144 minutes from the fixed mould part, then make molded molded article can from the chamber of defining by mould part 142,144, discharge and remove.
Fig. 9 B describes along the cross sectional representation of the longitudinal axis of the fixture assembly 102 of Fig. 2 A.Fixture assembly 102 is placed in mold closed position, and lock 130 is placed in locked condition, and anchor clamps 128 are placed in the decompression situation.Do not apply the mould distraction force in this view.
Figure 10 A describes the cross sectional representation along the longitudinal axis of the fixture assembly 102 of Fig. 2 A of fixture assembly 102.Fixture assembly 102 is placed in the back mold break condition.Under this situation, but lock 130 is placed in locked condition.Mould separately takes place, and tooth 248,238 become separated from one another, make in fact tooth 248, have the gap between 238.
Figure 10 B describes the cross sectional representation along the longitudinal axis of the fixture assembly 102 of Fig. 2 A of fixture assembly 102.Fixture assembly 102 is placed in the back mold break condition.Lock 130 is placed in unlocked condition.Tooth 248,238 has rotated away from each other, so its relative to each other misalignment that becomes (and aiming at groove 246,236 respectively), make lock 130 be placed in unlocked position, and pressing plate 122 is in fact from bar 121 releases.Platen travel distance actuator 123 activated so that make pressing plate 122 walk stroke away from pressing plate 120.
Figure 10 C describes the cross sectional representation along the longitudinal axis of the fixture assembly 102 of Fig. 2 A of fixture assembly 102.Fixture assembly 102 is placed in mold opened position.Can from the mold cavity of mould 140, remove molded article 145 now.
The perspective view of the anchor clamps 128 of the fixture assembly 102 of Figure 11 A depiction 2A.Mold flashing (mold flash) situation takes place, and wherein too much injection moldable material is injected in the mold cavity of mould 140, thereby causes between removable mould part 142 and the fixed mould part 144 that (undesirable) separates unintentionally.Anchor clamps 128 are placed in the mold flashing situation.Therefore, before molded article 145 was molded fully, injectable moulding material leaked (gushing out) from mould 140.With too much moulding material is expelled to the additonal pressure that is associated in the mold cavity and causes that piston 202 moves, thereby in abutting connection with the end face 310 that defines by shell 200, and therefore propelling fluid away from chamber 205.
The cross sectional representation along the longitudinal axis of the fixture assembly 102 of Figure 11 B depiction 2A.Anchor clamps 128 are placed in the mold flashing situation.
Description to example embodiment provides instance of the present invention, and these instances do not limit the scope of the invention.Should be appreciated that scope of the present invention is limited by claims.Above-described example embodiment can be suitable for concrete situation and/or function, and can be further expanded to other various application that belong in the scope of the present invention.After so having described example embodiment, will understand, can under the situation that does not depart from described notion, make amendment and strengthen.Should be appreciated that example embodiment is explained each side of the present invention.Among this paper the reference of the details of illustrated embodiment is not intended to limit the scope of claims.Claims itself have been narrated and have been regarded as those characteristics necessary to the present invention.The preferred embodiments of the present invention are themes of dependent claims.Therefore, receive only the enclosed restriction of scope of claims of the content of patent protection.
Claims (8)
1. lock (130) with molding-system (100) of bar (121) and pressing plate (122), said lock (130) comprising:
Locking member (510), it is associated with said bar (121), and said locking member (510) comprising:
(i) broken teeth (238) in delegation's bar, it extends from said bar (121); And
(ii) bar groove (236), it extends along broken teeth (238) in said capable bar; And
Complementary lock member (512), it is associated with said pressing plate (122), and said complementary lock member (512) comprises:
(i) delegation's sleeve-interrupted tooth (248), it extends from sleeve (230), and said sleeve (230) is coupled to said pressing plate (122); And
(ii) sleeve groove (246), it extends along said capable sleeve-interrupted tooth (248),
Broken teeth (238) can rotatable mode and said capable sleeve-interrupted tooth (248) engagement of said complementary lock member (512) in the said capable bar of said locking member (510); Said complementary lock member (512) can be in the position and said locking member (510) engagement that are positioned near the relatively low flexion zones (514) of said pressing plate (122)
There is the gap between wherein said tooth (238) and the said tooth (248); When but said lock is placed in locked condition; To not contacting with each other on time, and this layout prevents that said tooth (238,248) from wearing and tearing unintentionally relative to each other for wherein said tooth (238) and said tooth (248).
2. lock according to claim 1 (130), it further comprises:
Lock actuator (132); It is coupled to said complementary lock member (512); In response to the actuating of said lock actuator (132), said complementary lock member (512) is in the said position and said locking member (510) engagement that are positioned near the said relatively low flexion zones (514) of said pressing plate (122).
3. lock according to claim 1 (130), the zone (514) of the said relatively low deflection of wherein said pressing plate (122) in the nominal between about 11 o ' clock positions and 1 o ' clock position.
4. lock according to claim 1 (130), the zone (514) of the said relatively low deflection of wherein said pressing plate (122) is positioned at about 12 o ' clock positions in nominal.
5. lock according to claim 1 (130), the zone (514) of the said relatively low deflection of wherein said pressing plate (122) in the nominal between about 8 o ' clock positions and 10 o ' clock positions.
6. lock according to claim 1 (130), the zone (514) of the said relatively low deflection of wherein said pressing plate (122) is positioned at about 9 o ' clock positions in nominal.
7. a molding-system (100), it comprises:
Bar (121);
Pressing plate (120); And
Lock (130), it comprises:
Locking member (510), it is associated with said bar (121), and said locking member (510) comprising:
(i) broken teeth (238) in delegation's bar, it extends from said bar (121); And
(ii) bar groove (236), it extends along broken teeth (238) in said capable bar; And
Complementary lock member (512), it is associated with the said pressing plate (122) of said molding-system (100), and said complementary lock member (512) comprises:
(i) delegation's sleeve-interrupted tooth (248), it extends from sleeve (230), and said sleeve (230) is coupled to said pressing plate (122); And
(ii) sleeve groove (246), it extends along said capable sleeve-interrupted tooth (248),
Broken teeth (238) can rotatable mode and said capable sleeve-interrupted tooth (248) engagement of said complementary lock member (512) in the said capable bar of said locking member (510); Said complementary lock member (512) can be in the position and said locking member (510) engagement that are positioned near the relatively low flexion zones (514) of said pressing plate (122)
There is the gap between wherein said tooth (238) and the said tooth (248); When but said lock is placed in locked condition; To not contacting with each other on time, and this layout prevents that said tooth (238,248) from wearing and tearing unintentionally relative to each other for wherein said tooth (238) and said tooth (248).
8. the method for the lock (130) of the molding-system (100) with bar (121) and pressing plate (122), said lock comprises:
Locking member (510), it is associated with said bar (121), and said locking member (510) comprising:
(i) broken teeth (238) in delegation's bar, it extends from said bar (121); And
(ii) bar groove (236), it extends along broken teeth (238) in said capable bar; And
Complementary lock member (512), it is associated with said pressing plate (122), and said complementary lock member (512) comprises:
(i) delegation's sleeve-interrupted tooth (248), it extends from sleeve (230), and said sleeve (230) is coupled to said pressing plate (122); And
(ii) sleeve groove (246), it extends along said capable sleeve-interrupted tooth (248),
Said method comprises:
Broken teeth (238) is with said capable sleeve-interrupted tooth (248) engagement of the said complementary lock member (512) that is associated with said pressing plate (122) in the said capable bar of the said locking member (510) that will be associated with said bar (121) with rotatable mode; The said locking member (510) that will be associated with said bar (121) is in same said complementary lock member (512) engagement that is associated with said pressing plate (122) in position that is positioned near the relatively low flexion zones (514) of said pressing plate (122)
There is the gap between wherein said tooth (238) and the said tooth (248); When but said lock is placed in locked condition; To not contacting with each other on time, and this layout prevents that said tooth (238,248) from wearing and tearing unintentionally relative to each other for wherein said tooth (238) and said tooth (248).
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200880003963.XA CN101600557B (en) | 2007-02-05 | 2008-01-28 | Molding-system lock |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200880003963.XA Division CN101600557B (en) | 2007-02-05 | 2008-01-28 | Molding-system lock |
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| Publication Number | Publication Date |
|---|---|
| CN102765173A true CN102765173A (en) | 2012-11-07 |
| CN102765173B CN102765173B (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210130449.0A Active CN102765173B (en) | 2008-01-28 | 2008-01-28 | Molding-system lock |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5645875A (en) * | 1995-06-07 | 1997-07-08 | Husky Injection Molding Systems Ltd. | Securing/clamping assembly for injection molding machines |
| US6945765B2 (en) * | 2002-04-18 | 2005-09-20 | Sandretto Industrie S.P.A. | Hydraulic clamping device for molding machines |
| CN1774323A (en) * | 2003-04-17 | 2006-05-17 | 赫斯基注射器成型系统有限公司 | Platen |
-
2008
- 2008-01-28 CN CN201210130449.0A patent/CN102765173B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5645875A (en) * | 1995-06-07 | 1997-07-08 | Husky Injection Molding Systems Ltd. | Securing/clamping assembly for injection molding machines |
| US5868989A (en) * | 1995-06-07 | 1999-02-09 | Husky Injection Molding Systems Ltd. | Method for clamping platens of injection molding machines |
| US6945765B2 (en) * | 2002-04-18 | 2005-09-20 | Sandretto Industrie S.P.A. | Hydraulic clamping device for molding machines |
| CN1774323A (en) * | 2003-04-17 | 2006-05-17 | 赫斯基注射器成型系统有限公司 | Platen |
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| Publication number | Publication date |
|---|---|
| CN102765173B (en) | 2015-10-21 |
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