CN103358502A - Injection moulding machine - Google Patents
Injection moulding machine Download PDFInfo
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- CN103358502A CN103358502A CN2013100649718A CN201310064971A CN103358502A CN 103358502 A CN103358502 A CN 103358502A CN 2013100649718 A CN2013100649718 A CN 2013100649718A CN 201310064971 A CN201310064971 A CN 201310064971A CN 103358502 A CN103358502 A CN 103358502A
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- steel plate
- plates
- stacked steel
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- 238000001746 injection moulding Methods 0.000 title abstract 3
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 107
- 239000010959 steel Substances 0.000 claims abstract description 107
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 238000001179 sorption measurement Methods 0.000 claims description 48
- 238000002347 injection Methods 0.000 claims description 26
- 239000007924 injection Substances 0.000 claims description 26
- 238000010521 absorption reaction Methods 0.000 claims description 12
- 239000012530 fluid Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 5
- 230000009471 action Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000005347 demagnetization Effects 0.000 description 4
- 239000000696 magnetic material Substances 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 210000000515 tooth Anatomy 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000027455 binding Effects 0.000 description 1
- 238000009739 binding Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000007799 cork Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
-
- 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
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C45/7312—Construction of heating or cooling fluid flow channels
-
- 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
- B29C45/76—Measuring, controlling or regulating
- B29C45/78—Measuring, controlling or regulating of temperature
-
- 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
- B29C2045/1746—Mounting of moulds; Mould supports using magnetic means
-
- 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
- B29C2045/645—Mould opening, closing or clamping devices using magnetic means
-
- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76531—Temperature
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention provides an injection moulding machine with stacked steel plates of a mould clamping force generating mechanism having good durability. The injection moulding machine (10) of the present invention comprises: a first module (13) provided with an electromagnet (49); and a second module (22) adsorbed by the electromagnet (49), wherein the first module (13) and the second module (22) form a mould clamping force generating mechanism for generating a mould clamping force . At least one of the first module (13) and the second module (22) has stacked steel plates (81-84) formed by stacking a plurality of electromagnetic steel plates (91-93) in a predetermined direction and a plurality of plates (71-73) clamping the stacked steel plates (81-84) in the predetermined direction.
Description
Technical field
The application advocates the priority based on the Japanese patent application of on March 29th, 2012 application 2012-078347 number.The full content of its application is applied in this specification by reference.
The present invention relates to a kind of injection (mo(u)lding) machine.
Background technology
Injection (mo(u)lding) machine by with the resin filling of melting in the die cavity space of die device and make it solidify to make products formed.Die device is made of cover half and dynamic model, forms the die cavity space during matched moulds between cover half and dynamic model.The mold closing of die device, matched moulds and die sinking are undertaken by mold closing mechanism.As mold closing mechanism, proposed to use linear motor in the mould on-off action, and in mould assembling action, used the mold closing mechanism (for example referring to Patent Document 1) of electromagnet.
If supply with DC current to magnet spool, then the 1st module that is formed with electromagnet with and the 2nd module that sets across the interval of the 1st module between produce absorption affinity, by this absorption affinity generation mold clamping force.Produce mechanism by the 1st module and the 2nd module composition mold clamping force.
When matched moulds begins etc. during the change mold clamping force, change to the supply electric current of magnet spool, the magnetic field that is produced by electromagnet changes.Eddy current is to eliminating this change direction flow through the 1st module and the 2nd module, thereby produces iron loss and heat.In addition, then can not produce immediately the mold clamping force corresponding with supplying with electric current and the response variation if produce eddy current, therefore supplying with electric current becomes excessive, produces unnecessary heat.Therefore, study the stacked steel plate that is formed by stacked a plurality of electromagnetic steel plates for the minimizing eddy current and consist of the 1st module and the 2nd module.
Patent documentation 1: international disclosing No. 2005/090052
In the past, fix a plurality of electromagnetic steel plates with welding, therefore a plurality of electromagnetic steel plates separate because of matched moulds sometimes, have room for improvement in the durability of stacked steel plate.
Summary of the invention
The present invention finishes in view of above-mentioned problem, and its purpose is to provide a kind of mold clamping force to produce the good injection (mo(u)lding) machine of durability of the stacked steel plate of mechanism.
In order to solve above-mentioned problem, based on the injection (mo(u)lding) machine of a form of the present invention, it possesses:
The 1st module, it is formed with electromagnet; And the 2nd module, it is adsorbed by described electromagnet, and the mold clamping force that is produced mold clamping force by described the 1st module and described the 2nd module composition produces mechanism,
At least one party in described the 1st module and described the 2nd module has:
The stacked steel plate that forms at the stacked a plurality of electromagnetic steel plates of predetermined direction; And
Clamp a plurality of plates of this stacked steel plate at described predetermined direction.
The invention effect:
Can provide a kind of mold clamping force to produce the good injection (mo(u)lding) machine of durability of the stacked steel plate of mechanism according to the present invention.
Description of drawings
Fig. 1 is the figure of the state of expression when finishing based on the injection (mo(u)lding) machine mold closing of one embodiment of the present invention.
Fig. 2 is the figure of the state of expression when finishing based on the injection (mo(u)lding) machine die sinking of one embodiment of the present invention.
Fig. 3 is that expression is based on the stereogram of the skeleton of the rear fender of an embodiment.
Fig. 4 is that expression is based on the figure of the structure of the lateral branch board of an embodiment and medial branch board.
Fig. 5 is that expression is based on the stereogram of the whole rear fender of an embodiment.
Fig. 6 is that expression is based on the figure of the structure of the multiple electromagnetic steel plate of an embodiment.
Among the figure: 10-injection (mo(u)lding) machine, 11-fixation clip (the 1st fixture), but 12-dynamic pressure plate (the 1st movable piece), 13-rear fender (the 1st module, the 2nd fixture), 15-cover half, 16-dynamic model, the 19-die device, 22-adsorption plate (the 2nd module, the 2nd movable piece), the through hole of 23-adsorption plate, the through hole of 41-rear fender, 45-coil groove, 46-magnetic core, the 48-coil, the 49-electromagnet, 60-control part, 61,62-outside connecting rod (linking part), the inboard connecting rod (linking part) of 63-, the skeleton of 70-rear fender, 71-lateral branch board, 71d-stream, 72-lateral branch board, the 72d-stream, 73-medial branch board, 73a-coil maintaining part, the 73d-stream, 74-medial branch board, 74a-coil maintaining part, 74d-stream, the 75-connecting rod, 81,82-outside stacked steel plate, 83, the inboard stacked steel plate of 84-, 91～93-electromagnetic steel plate.
The specific embodiment
Below, describe being used for implementing mode of the present invention with reference to the accompanying drawings, in each accompanying drawing to the additional identical or corresponding symbol of identical or corresponding structure and description thereof is omitted.In each accompanying drawing, directions X represents to open and close the parallel direction of direction with mould, and Y-direction represents the direction parallel with the stacked direction of electromagnetic steel plate, the orthogonal direction of Z direction indication and directions X and Y-direction.In addition, but the moving direction of the dynamic pressure plate in the time of will carrying out mold closing is made as the place ahead, illustrates but the moving direction of the dynamic pressure plate in the time of will carrying out die sinking is made as the rear.
Fig. 1 is the figure of the state of expression when finishing based on the injection (mo(u)lding) machine mold closing of one embodiment of the present invention.Fig. 2 is the figure of the state of expression when finishing based on the injection (mo(u)lding) machine die sinking of one embodiment of the present invention.
Among the figure, 10 is injection (mo(u)lding) machine, and Fr is the framework of injection (mo(u)lding) machine 10, and Gd serves as reasons and is layed in the guiding piece that 2 guide rails on this framework Fr consist of, and 11 is fixation clip (the 1st fixture).Fixation clip 11 can be arranged at and can adjust on the pedestal Ba along the position that the guiding piece Gd that extends to mould switching direction (being left and right directions among the figure) moves.In addition, fixation clip 11 also can load on framework Fr.
But opposed and set dynamic pressure plate (the 1st movable piece) 12 with fixation clip 11.But dynamic pressure plate 12 is fixed on the movable base Bb, and movable base Bb can walk at guiding piece Gd.Thus, but dynamic pressure plate 12 can open and close direction to mould with respect to fixation clip 11 move.
Set abreast rear fender (the 2nd fixture) 13 with fixation clip 11 across predetermined space and with fixation clip 11.Rear fender 13 is fixed on the framework Fr via shank 13a.
In 4 connecting rods 14 2 only are shown among 4 connecting rod 14(figure as connecting member) be set up between fixation clip 11 and the rear fender 13.Fixation clip 11 is fixed on the rear fender 13 via connecting rod 14.But set dynamic pressure plate 12 along connecting rod 14 free to advance or retreatly.But the not shown guide hole that is used for connecting rod 14 is run through is formed on the dynamic pressure plate 12 position corresponding with connecting rod 14.In addition, also can form notch part and replace guide hole.
Leading section (being the right part among the figure) at connecting rod 14 forms not shown threaded portion, nut n1 is screwed togather be anchored on this threaded portion, and the leading section that is thus connected bar 14 is fixed on the fixation clip 11.The rearward end of connecting rod 14 is fixed on the rear fender 13.
At fixation clip 11 cover half 15 is installed, but at dynamic pressure plate 12 dynamic model 16 is installed, but cover half 15 and dynamic model 16 contact separation along with the advance and retreat of dynamic pressure plate 12, thus carry out mold closing, matched moulds and die sinking.In addition, along with carrying out matched moulds, form not shown die cavity space between cover half 15 and dynamic model 16, the resin filling of melting is in the die cavity space.Consist of die device 19 by cover half 15 and dynamic model 16.
Adsorption plate (the 2nd movable piece) but 22 set abreast with dynamic pressure plate 12.Adsorption plate 22 is fixed on the glide base Sb via installing plate 27, and glide base Sb can walk at guiding piece Gd.Thus, adsorption plate 22 is more free to advance or retreat by the rear than rear fender 13.Adsorption plate 22 can be formed by soft magnetic material.In addition, also can not have installing plate 27, at this moment, adsorption plate 22 is directly fixed on the glide base Sb.
But bar 39 sets as linking in leading section and dynamic pressure plate 12 bindings in rearward end and adsorption plate 22.Therefore, but bar 39 when mold closing along with the front of adsorption plate 22 and then advance and dynamic pressure plate 12 is advanced, but when die sinking, retreat along with retreating of adsorption plate 22 and dynamic pressure plate 12 retreated.Therefore, be formed for through hole 41 that bar 39 is run through at the middle body of rear fender 13.
The mould driven for opening and closing section of linear motor 28 for being used for but dynamic pressure plate 12 is advanced and retreat, but for example be provided between the adsorption plate 22 and framework Fr that is linked on the dynamic pressure plate 12.In addition, but linear motor 28 also can be equipped between dynamic pressure plate 12 and the framework Fr.
Mover 31 possesses magnetic core 34 and coil 35.Magnetic core 34 possesses a plurality of magnetic pole tooths 33 of giving prominence to towards stator 29.A plurality of magnetic pole tooths 33 are arranged with preset space length on the direction parallel with mould switching direction, and coil 35 packages are on each magnetic pole tooth 33.
If the coil 35 to mover 31 is supplied with scheduled currents, then the interaction by the magnetic field that forms by the electric current formed magnetic field of flowing in coil 35 with by permanent magnet is advanced and retreat mover 31.With this, but make adsorption plate 22 and dynamic pressure plate 12 advance and retreat, thereby carry out mold closing and die sinking.Linear motor 28 is fed control according to the testing result of the position sensor 53 of the position of detecting mover 31, so that the position of mover 31 becomes desired value.
In addition, in the present embodiment, set permanent magnet at stator 29, set coil 35 at mover 31, but also can set coil at stator, set permanent magnet at mover.At this moment, coil can not move along with the driving of linear motor 28, therefore can carry out for the distribution to the coil supply capability like a cork.
In addition, as mould driven for opening and closing section, also can and rotatablely moving of rotation motor be converted to straight-line ball screw framework or the fluid-pressure cylinders such as hydraulic cylinder or air cylinder pressure etc. with rotation motor and replace line motor 28.
In addition, in the present embodiment, separate to form electromagnet 49 with rear fender 13, separate forming adsorption section 51 with adsorption plate 22, but also the part of electromagnet as rear fender 13 can be formed, and the part of adsorption section as adsorption plate 22 formed.And, also can dispose on the contrary electromagnet and adsorption section.For example, can electromagnet 49 be set in adsorption plate 22 sides, in rear fender 13 sides adsorption section 51 be set.And the quantity of the coil 48 of electromagnet 49 also can be for a plurality of.
In the electromagnet unit 37, if supply with electric currents to coil 48, then electromagnet 49 is driven and adsorption section 51 adsorbed, thereby can produce mold clamping force.Consist of mold clamping forces by the rear fender that is formed with electromagnet 49 (the 1st module) 13 with the adsorption plate (the 2nd module) 22 that is formed with adsorption section 51 and produce mechanisms.
Then, the action of the injection (mo(u)lding) machine 10 of said structure described.The exercises of injection (mo(u)lding) machine 10 are carried out under based on the control of control part 60.
Then, control part 60 control matched moulds operations.Control part 60 is supplied with DC current with the state (mold closing state) of Fig. 1 to the coil 48 of electromagnet 49.So, be magnetized in coil 48 interior generation magnetic fields and magnetic core 46 by the DC current that in coil 48, flows, thereby magnetic field is reinforced.And, between the opposed electromagnet 49 of predetermined gap and adsorption section 51, producing absorption affinity, but this absorption affinity is passed to dynamic pressure plate 12 via bar 39, thereby but between dynamic pressure plate 12 and fixation clip 11, produces mold clamping force.The resin of melting be filled in the matched moulds state die device 19 the die cavity space and make its cooling, curing and become products formed.
Then, the magnetic core 46 of 60 pairs of electromagnet 49 of control part carries out demagnetization.Carry out the demagnetization of magnetic core 46 by supply with DC current opposite when magnetizing to coil 48.In the demagnetization operation, the direction of the DC current that can repeatedly reverse.Stand-by period when the demagnetization by magnetic core 46 makes and begins to die sinking shortens.
Then, control part 60 control die sinking operations.Control part 60 is supplied with electric current to the coil 35 of linear motor 28, but dynamic pressure plate 12 is retreated.Dynamic model 16 retreats and carries out die sinking.After the die sinking, not shown liftout attachment is released products formed from dynamic model 16.So obtain products formed.
But if die device 19 is replaced, the gap delta that is formed between rear fender 13 and the adsorption plate 22 when then the change of the thickness of die device 19 and mold closing finish changes.If gap delta changes, then absorption affinity changes, and mold clamping force changes.
Therefore, but injection (mo(u)lding) machine 10 possess according to the thickness adjustment dynamic pressure plate 12 of die device 19 and the thick adjustment part 56 of mould at the interval between the adsorption plate 22.The thick adjustment part 56 of mould is made of with motor 57, gear 58 and nut 59 etc. the thick adjustment of mould.Nut 59 rotates freely with respect to adsorption plate 22 and can not be supported with advancing and retreat.The screw spindle part 43 of rearward end that is formed at the bar 39 of the middle body that runs through adsorption plate 22 screws togather with nut 59.Direction of motion converter section consists of by nut 59 and screw spindle part 43, and in this direction of motion converter section, rotatablely moving of nut 59 converts the translatory movement of bar 39 to.The outer peripheral face of nut 59 forms not shown gear, and this gear meshes with the gear 58 of the output shaft 57a that is installed in the thick adjustment usefulness of mould motor 57.The thick adjustment of mould is servo motor for example with motor 57, comprises the 57b of encoder section of the number of revolutions that detects output shaft 57a.
If thick adjustment motor 57 rotations of mould, then nut 59 rotations, bar 39 is with respect to adsorption plate 22 advance and retreat, but the interval between adsorption plate 22 and the dynamic pressure plate 12 is adjusted.Therefore, the gap delta in the time of mold closing can being finished is adjusted into optimum value.The thick adjustment motor 57 of mould is fed control according to the testing result of the 57b of encoder section, so that gap delta reaches desirable value.
Then, according to Fig. 3～Fig. 6 the structure of rear fender 13 is described.Fig. 3 is that expression is based on the stereogram of the skeleton of the rear fender of an embodiment.Fig. 4 is that expression is based on the figure of the structure of the lateral branch board of an embodiment and medial branch board.In addition, the structure of 2 lateral branch boards is roughly the same, therefore omits a wherein side diagram.In addition, the structure of 2 medial branch boards is roughly the same, therefore omits a wherein side diagram.Fig. 5 is that expression is based on the stereogram of the whole rear fender of an embodiment.Fig. 6 is that expression is based on the figure of the structure of the multiple electromagnetic steel plate of an embodiment.
Example as shown in Figures 3 and 4, rear fender 13 has the skeleton 70 that is made of two lateral branch boards 71,72, two medial branch boards 73,74, outside connecting rod (linking part) 61,62, inboard connecting rod (linking part) 63 and connecting rod 75.
In addition, in the present embodiment, be formed at lateral branch board 71,72 as recess 71a, the 72a of wire maintaining part, but also can be that recess as the coil maintaining part of the coil 48 that keeps electromagnet 49 is formed at lateral branch board 71,72.
Outside connecting rod 61 links lateral branch board 71 and medial branch board 73.The screw spindle part that is formed at an end of outside connecting rod 61 is threaded in the screwed hole 73b that is formed on medial branch board 73.The through hole 71b that is formed at lateral branch board 71 is run through in the other end of outside connecting rod 61.Be formed at the outside stacked steel plate 81(of flange part (not shown) and lateral branch board 71 of the other end of outside connecting rod 61 with reference to figure 5) the face butt of opposition side.Equally, outside connecting rod 62 links support plate 72 and medial branch board 74.The structure of outside connecting rod 62 and the structure of outside connecting rod 61 are roughly the same.As shown in Figure 5, be formed at the side butt of opposition side of the outside stacked steel plate 82 of the outside flange part 62a of connecting rod 62 and support plate 72.
Inboard connecting rod 63 links 2 medial branch boards 73,74.About inboard connecting rod 63, the screw spindle part that is formed at an end of inboard connecting rod 63 is screwed in being formed on the wherein screwed hole 73c of side's medial branch board 73.The other end of inboard connecting rod 63 is inserted in the patchhole 74c of the opposing party's medial branch board 74.Patchhole 74c is made of large-diameter portion and minor diameter part, and the stepped surface butt of large-diameter portion and minor diameter part has the flange part 63a(of the other end that is formed at inboard connecting rod 63 with reference to figure 3).Flange part 63a is housed inside the large-diameter portion of patchhole 74c.
Connecting rod 75 is made of soft magnetic materials such as SS materials.Connecting rod 75 links lateral branch board 71,72 and medial branch board 73,74. Lateral branch board 71,72 and medial branch board 73,74 and connecting rod 75 by set bolt 77(with reference to figure 4) come fastening.Be formed with the patchhole that inserts set bolt 77 on the connecting rod 75.This patchhole is made of minor diameter part and large-diameter portion, and large-diameter portion holds the head 77b of set bolt 77, and minor diameter part is inserted the axial region 77a of set bolt 77 and worn.The leading section of axial region 77a is screwed in being formed at lateral branch board 71,72 screwed hole and being formed at medial branch board 73,74 screwed hole.
Be formed with the connecting rod patchhole 75a(of insertion connecting rod 14 on the connecting rod 75 with reference to figure 3).Corresponding many connecting rods 14 and be provided with a plurality of connecting rod patchhole 75a.The connecting rod 14 that extends along with mold clamping force is fixed on the skeleton 70 of rear fender 13, so rear fender 13 is not flexible during matched moulds.Therefore, when matched moulds, keep equably the gap between rear fender 13 and the adsorption plate 22, and produce uniform absorption affinity.
For example, such as Fig. 5 and shown in Figure 6, rear fender 13 has 2 outside stacked steel plate 81,82 and 2 inboard stacked steel plate 83,84.
Wherein a side outside stacked steel plate 81 is equipped between lateral branch board 71 and the medial branch board 73.Outside stacked steel plate 81 forms at the stacked a plurality of electromagnetic steel plates 91 of Y-direction, 92.Shown in Fig. 6 (a) and Fig. 6 (b), be formed with recess 91a, the 92a that consists of coil groove 45 at electromagnetic steel plate 91,92.In addition, be formed with a plurality of through hole 91b, 92b that outside connecting rod 61 is run through on the electromagnetic steel plate 91,92.Outside connecting rod 61 runs through outside stacked steel plate 81 at stacked direction (Y-direction), thus a plurality of electromagnetic steel plates 91,92 is positioned.Through hole 91b, 92b are configured in as far as possible the position away from the adsorption plane (rear end face) of rear fender 13, in order to avoid electromagnet 49 formed magnetic fields are produced baneful influences.
The opposing party's outside stacked steel plate 82 is equipped between support plate 72 and the medial branch board 74, forms at the stacked a plurality of electromagnetic steel plates 91 of Y-direction, 92 equally with a side outside stacked steel plate 81 wherein.Outside connecting rod 62 runs through outside stacked steel plate 82 at stacked direction (Y-direction), thus a plurality of electromagnetic steel plates 91,92 is positioned.
2 inboard stacked steel plate 83,84 are equipped between 2 medial branch boards 73,74.Inboard stacked steel plate 83,84 forms at the stacked a plurality of electromagnetic steel plates 93 of Y-direction respectively.Shown in Fig. 6 (c), be formed with the recess 93a that consists of coil groove 45 on the electromagnetic steel plate 93.In addition, be formed with a plurality of through hole 93b that inboard connecting rod 63 is run through on the electromagnetic steel plate 93.Through hole 93b is configured in as far as possible the position away from the adsorption plane (rear end face) of rear fender 13, in order to avoid electromagnet 49 formed magnetic fields are produced baneful influences.Inboard connecting rod 63 runs through inboard stacked steel plate 83,84 at stacked direction (Y-direction), thus a plurality of electromagnetic steel plates 93 is positioned.
The assemble method of the rear fender 13 of said structure for example comprises the operation of following (1)～(3).(1) between 2 medial branch boards 73,74, arranges a plurality of electromagnetic steel plates 93, link 2 medial branch boards 73,74, fastening a plurality of electromagnetic steel plates 93 between 2 medial branch boards 73,74 by the inboard connecting rod 63 that runs through a plurality of electromagnetic steel plates 93.Inboard connecting rod 63 is constituted as not to 2 medial branch boards 73,74 the outside outstanding.(2) medial branch board 73,74 and lateral branch board 71,72 between arrange a plurality of electromagnetic steel plates 91,92, by run through a plurality of electromagnetic steel plates 91,92 outside connecting rod 61,62 links medial branch board 73,74 and lateral branch faggings 71,72, medial branch board 73,74 and lateral branch board 71,72 between fastening a plurality of electromagnetic steel plates 91,92.Outside connecting rod 61 constitute not to 2 medial branch boards 73,74 interior side-prominent.(3) with bolt 77 fixedly lateral branch board 71,72, and medial branch board 73,74 and connecting rod 75.
In the present embodiment, outside stacked steel plate 81,82 stacked direction (Y-direction) by lateral branch board 71,72 and medial branch board 73,74 clamp, inboard stacked steel plate 83,84 is clamped by 2 medial branch boards 73,74 to stacked direction (Y-direction).Thus, can suppress the separation of a plurality of electromagnetic steel plates 91～93 of causing because of matched moulds.Therefore a plurality of electromagnetic steel plates 91～93 do not link to each other with welding, do not have deteriorated, the residual stress of weld part because of the curing of weld part or embrittlement etc., the distortion that welding causes etc., and have high-durability and high reliability.
The temperature adjustable fluid that flows in medial branch board 73,74 stream 73d, 74d can be the cold-producing medium of cooling water etc.Rear fender 13 can be cooled off, and coil 48 overheated of electromagnet 49 can be suppressed.
Through hole 41 by 2 inboard stacked steel plate 83,84 and clamp 2 inboard stacked steel plate 83 at stacked direction (Y-direction), 2 medial branch boards 73 of 84,74 are divided.The hole of this through hole 41 for being used for bar 39 is run through.Through hole 41 is that medial branch board 73,74 forms by temperature control panel, therefore can carry out the temperature adjustment of bar 39.
Observe (Y-direction observation) with stacked direction, stacked direction (Y-direction) run through inboard stacked steel plate 83,84 inboard connecting rod 63 with being applied in Y-direction and inboard stacked steel plate 83,84 at stacked direction (Y-direction) across the interval outside stacked steel plate 81 that sets, 82 outside connecting rod 61,62, be equipped on diverse location (position that does not overlap).Be equipped with the connecting rod 61～63 as support rod on each position of observing with the stacked direction of electromagnetic steel plate, thus lateral branch board 71,72 or medial branch board 73,74 be difficult for toppling over, rear fender 13 is not flexible when matched moulds.Therefore, when matched moulds, can keep the spacing between uniform rear fender 13 and the adsorption plate 22, produce uniform absorption affinity.
Observe from the stacked direction of electromagnetic steel plate, outside connecting rod 61 is disposed at the position identical with outside connecting rod 62, but also can be disposed at different positions.
Shown in Fig. 4 (a), lateral branch board 71,72 inside are formed with stream 71d, the 72d that temperature adjustable fluid is flowed.Can carry out temperature adjustment to outside stacked steel plate 81,82, can carry out temperature adjustment from the outside to rear fender 13.Therefore lateral branch board 71,72 forms stream 71d, 72d easily than electromagnetic steel thickness of slab and easily processing.
The temperature adjustable fluid that flows among side bearing plate 71,72 stream 71d, the 72d outside can be the cold-producing mediums such as cooling water.Rear fender 13 can be cooled off, and coil 48 overheated of electromagnet 49 can be suppressed.Can support plate 71,72 stream 71d, 72d supply with temperature adjustable fluid laterally from the supply source identical with medial branch board 73,74 stream 73d, 74d.
More than, one embodiment of the present invention is illustrated, but the present invention is not limited to above-mentioned embodiment, in the aim scope of the present invention that can in technical scheme, put down in writing, carry out various distortion and displacement.
For example, in the above-mentioned embodiment, the present invention is applicable on the rear fender 13, but also the present invention can be applicable to adsorption plate 22.For example, adsorption plate 22 can have stacked steel plate and clamp a plurality of plates of stacked steel plate at stacked direction.In addition, adsorption plate 22 can have a plurality of stacked steel plate and be clipped in plate between a plurality of stacked steel plate.In addition, through hole 23 that the bar 39 of adsorption plate 22 runs through can be divided by 2 stacked steel plate and at 2 plates that stacked direction is clamped these 2 stacked steel plate.
In addition, in the above-mentioned embodiment, lateral branch board 71,72 and medial branch board 73,74 on be formed with respectively stream 71a～74a, but stream also can only be formed at wherein either party.
In addition, in the above-mentioned embodiment, use the cold-producing mediums such as cooling water as temperature adjustable fluid, still also can use the heating agents such as warm water.
In addition, in the above-mentioned embodiment, between 2 stacked steel plate that Y-direction sets across the interval, be equipped with 1 plate, but the groups that also can many group stacked steel plate are set and clamp a plurality of plates of this stacked steel plate at stacked direction (Y-direction) along Y-direction.In addition, one group of stacked steel plate and clamp a plurality of plates of this stacked steel plate at stacked direction (Y-direction) also can only be set.
Claims (10)
1. an injection (mo(u)lding) machine is characterized in that,
Possess: the 1st module is formed with electromagnet; And the 2nd module, by described electromagnet absorption, the mold clamping force that is produced mold clamping force by described the 1st module and described the 2nd module composition produces mechanism,
At least one party of described the 1st module and described the 2nd module has:
The stacked steel plate that forms at the stacked a plurality of electromagnetic steel plates of predetermined direction; And
Clamp a plurality of plates of this stacked steel plate at predetermined direction.
2. injection (mo(u)lding) machine as claimed in claim 1, wherein,
Described at least one party in described the 1st module and described the 2nd module also has the linking part that links described a plurality of plates,
This linking part runs through described stacked steel plate at stacked direction.
3. an injection (mo(u)lding) machine is characterized in that,
Possess: the 1st module is formed with electromagnet; And the 2nd module, by described electromagnet absorption, the mold clamping force that is produced mold clamping force by described the 1st module and described the 2nd module composition produces mechanism,
At least one party of described the 1st module and described the 2nd module has:
The stacked steel plate that forms at the stacked a plurality of electromagnetic steel plates of predetermined direction; And
Support a plurality of plates of this stacked steel plate,
A plurality of described stacked steel plate set across the interval at described predetermined direction, clamp described each stacked steel plate by a plurality of described plates at described predetermined direction.
4. an injection (mo(u)lding) machine is characterized in that,
Possess: the 1st module is formed with electromagnet; And the 2nd module, by described electromagnet absorption, the mold clamping force that is produced mold clamping force by described the 1st module and described the 2nd module composition produces mechanism,
At least one party in described the 1st module and described the 2nd module has:
Stacked steel plate at the stacked a plurality of electromagnetic steel plates of predetermined direction; And
Clamp a plurality of plates of this stacked steel plate at described predetermined direction,
The group of many described stacked steel plate of group and described a plurality of plates is set along described predetermined direction.
5. such as claim 3 or 4 described injection (mo(u)lding) machines, wherein,
Described at least one party in described the 1st module and described the 2nd module also has the linking part that links a plurality of described plates, and this linking part runs through described stacked steel plate at stacked direction,
Observe from stacked direction, run through the described linking part of a described stacked steel plate and be configured in diverse location at the described linking part that stacked direction runs through another the described stacked steel plate that sets across the interval at predetermined direction with a described described stacked steel plate at stacked direction.
6. such as each described injection (mo(u)lding) machine in the claim 1～5, wherein,
At least one described plate has the coil maintaining part that keeps described magnet spool.
7. such as each described injection (mo(u)lding) machine in the claim 1～6, wherein,
Described at least one party in described the 1st module and described the 2nd module is formed with through hole,
This through hole is by 2 described stacked steel plate and clamp the described plates of 2 of 2 these stacked steel plate along described predetermined direction and divide.
8. such as each described injection (mo(u)lding) machine in the claim 1～7, wherein,
At least be formed with the stream that temperature adjustable fluid is flowed in the inside of a described plate.
9. injection (mo(u)lding) machine as claimed in claim 8, wherein,
Described temperature adjustable fluid is cold-producing medium.
10. injection (mo(u)lding) machine is characterized in that possessing:
The 1st fixture is equipped with cover half;
The 1st movable piece is equipped with dynamic model;
The 2nd movable piece, together mobile with the 1st movable piece; And
The 2nd fixture is equipped between described the 1st movable piece and described the 2nd movable piece,
Consist of mold clamping force by described the 2nd movable piece and described the 2nd fixture and produce mechanism, the side in described the 2nd movable piece and described the 2nd fixture is formed with electromagnet, is formed with the adsorption section of being adsorbed by this electromagnet the opposing party,
At least one party of described the 2nd movable piece and described the 2nd fixture has:
The stacked steel plate that forms at the stacked a plurality of electromagnetic steel plates of predetermined direction; And
Clamp a plurality of plates of this stacked steel plate at described predetermined direction.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-078347 | 2012-03-29 | ||
| JP2012078347A JP5829166B2 (en) | 2012-03-29 | 2012-03-29 | Injection molding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103358502A true CN103358502A (en) | 2013-10-23 |
| CN103358502B CN103358502B (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310064971.8A Expired - Fee Related CN103358502B (en) | 2012-03-29 | 2013-03-01 | Injection (mo(u)lding) machine |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP5829166B2 (en) |
| KR (1) | KR101417592B1 (en) |
| CN (1) | CN103358502B (en) |
| TW (1) | TWI503218B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI579133B (en) * | 2013-11-14 | 2017-04-21 | Sumitomo Heavy Industries | Injection molding machine |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103358502B (en) | 2016-04-06 |
| JP5829166B2 (en) | 2015-12-09 |
| KR20130111270A (en) | 2013-10-10 |
| KR101417592B1 (en) | 2014-07-09 |
| JP2013203072A (en) | 2013-10-07 |
| TWI503218B (en) | 2015-10-11 |
| TW201350306A (en) | 2013-12-16 |
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