CN101821035A - Core-setting apparatus used for molding apparatus and method for setting core - Google Patents

Core-setting apparatus used for molding apparatus and method for setting core Download PDF

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Publication number
CN101821035A
CN101821035A CN200880111504A CN200880111504A CN101821035A CN 101821035 A CN101821035 A CN 101821035A CN 200880111504 A CN200880111504 A CN 200880111504A CN 200880111504 A CN200880111504 A CN 200880111504A CN 101821035 A CN101821035 A CN 101821035A
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CN
China
Prior art keywords
core
cope
handling instrument
lower mold
equipment
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Granted
Application number
CN200880111504A
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Chinese (zh)
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CN101821035B (en
Inventor
平田实
坂口功一
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Sintokogio Ltd
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Sintokogio Ltd
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Publication date
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Publication of CN101821035A publication Critical patent/CN101821035A/en
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Publication of CN101821035B publication Critical patent/CN101821035B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C9/00Moulds or cores; Moulding processes
    • B22C9/10Cores; Manufacture or installation of cores
    • B22C9/108Installation of cores
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C11/00Moulding machines characterised by the relative arrangement of the parts of same
    • B22C11/10Moulding machines characterised by the relative arrangement of the parts of same with one or more flasks forming part of the machine, from which only the sand moulds made by compacting are removed
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C15/00Moulding machines characterised by the compacting mechanism; Accessories therefor
    • B22C15/02Compacting by pressing devices only
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C15/00Moulding machines characterised by the compacting mechanism; Accessories therefor
    • B22C15/02Compacting by pressing devices only
    • B22C15/08Compacting by pressing devices only involving pneumatic or hydraulic mechanisms

Abstract

These inventions provide a core-setting apparatus and a method for setting the core in a lower mold used for a molding apparatus, wherein the core-setting apparatus has a simple structure and can maintain the core in the mold in a highly accurate position. The inventions consist of: the core-setting apparatus to set a core in the lower mold while the upper and the lower mold and a match plate are separated from each other after molding the upper and lower mold that comprises: a handling tool having a holding means and a rotatable rod, wherein the handling tool is rotatably supported by the rod, a carrier for transferring the handling tool, wherein the carrier supports the rotatable rod and is moved to or from the location above the lower mold, and an actuator for lowering and lifting the cope flask together with the carrier and the handling tool which are located above the drag flask, wherein the actuator is mounted on the main body of the molding apparatus.

Description

A kind of core that is used for mo(u)lding equipment is provided with equipment and a kind of method that core is set
Technical field
The present invention relates to a kind of core equipment and a kind of method that core is set are set, this core is provided with equipment and is applicable to a flaskless molding machine, and this mo(u)lding equipment adopts a match plate to cast a pair of upper casting mold and lower casting mold.
Usually, as a kind of core setting device that is used for a flaskless molding machine, it comprises that with the lower part wherein this mo(u)lding equipment adopts a match plate to cast a pair of upper casting mold and lower casting mold:
By a drag box is moved forward from this equipment, make this drag box be in the outside of this equipment, wherein this drag box can move forward and backward,
One core is provided with equipment and in a lower mold of this drag box a core is set, and wherein this core is provided with equipment and is set on this drag box.(seeing patent document 1)
Patent document 1: international publication handbook
Publication number: WO02/43901 (see figure 3)
Summary of the invention
Yet for this invention in the patent document 1, because a drag box must be able to move forward and backward, it is complicated that the structure of this equipment becomes, and this has just become a problem.And, because a core will be provided with in the casting mold under the following conditions: this drag box is moved forward from this equipment, make this drag box be in the outside of this equipment, and promote this drag box.Like this, because this drag box is supported under the suspension status, therefore another problem that occurs is the very difficult position that accurately keeps this core.
Design the present invention is in order to address these problems.Be that their purpose provides a kind of core that is used for a mo(u)lding equipment equipment and a kind of method that a core is set in casting mold are set, it can simplify the structure of this mo(u)lding equipment, and keeps this core to be in a point-device position.
In order to address these problems, a mo(u)lding equipment that is used to cast a upper mold and a lower mold among the present invention has adopted a kind of core that equipment is set.The technical process of this mo(u)lding equipment comprises:
One determines the step of space design, when clamping has a match plate between a cope and the drag box, in this cope and this drag box, insert one respectively and go up extruder member and a following extruder member, in this cope and this drag box, to determine space design, each space has a preset volume
One molding sand filling step is filled this space design with molding sand,
One pressing steps, adopt this up and down extruder member push molding sand in this space design,
Its characteristics are that after this upper casting mold and lower casting mold moulding, when this upper casting mold and lower casting mold and this match plate were separated from each other, this core was provided with equipment a core is set in this lower mold, this core is provided with equipment and comprises:
A handling instrument that is used to load and unload this core, this handling instrument comprise the supporting arrangement and the swingle that are used to support this core, and this swingle supports this handling instrument along the axis of this handling instrument,
One supporting plate is used to transmit this handling instrument, this swingle of this pallet supporting wherein, and move around with near or away from the top of this drag box,
One executing agency is used for this cope of lifting and this supporting plate and this handling instrument that are positioned at this drag box top, and wherein this executing agency is fixed on this body of this mo(u)lding equipment.
This core that this mo(u)lding equipment adopts among the present invention is provided with equipment and comprises a pair of vertically moving track in addition, and this is set at two lateral wall places of this cope to track, and wherein this track can together move in the vertical direction with this cope.When this supporting plate and this handling instrument move to the position of this drag box top, by this to vertically moving track, this supporting plate and this handling instrument also can with the together lifting of this cope.
In order to address the above problem, a mo(u)lding equipment that is used to cast a upper mold and a lower mold among the present invention has adopted the method that a core is set.The technical process of this mo(u)lding equipment comprises:
One determines the step of space design, when clamping has a match plate between a cope and the drag box, in this cope and this drag box, insert one respectively and go up extruder member and a following extruder member, in this cope and this drag box, to determine space design, each space has a preset volume
One molding sand filling step is filled this space design with molding sand,
One pressing steps, adopt this up and down extruder member push molding sand in this space design,
Its characteristics are that after this upper casting mold and lower casting mold moulding, when this upper casting mold and lower casting mold and this match plate were separated from each other, the method that this core is set comprised in this lower mold:
One supporting step, this core inserted a handling instrument after, adopt a supporting arrangement to support this core,
One location step, determine position by this core of this handling instrument supporting, promptly, by moving the position of a supporting plate to the top of this lower mold, wherein this supporting plate is used to support a swingle of this handling instrument, and this handling instrument is rotated forward around this swingle, make this core plan to this lower mold
One decline step, by moving forward an executing agency that is used for this cope of lifting, with this core drop to the positive front of closing on this lower mold surface the position or with contacted position, this surface, wherein this core is by this handling instrument supporting, wherein be fixed on this executing agency on this body of this mo(u)lding equipment and can lifting be sent to this supporting plate of this lower mold top, this handling instrument of lifting simultaneously and this cope
One is provided with step, unclamps the core in this supporting arrangement in the position after the above-mentioned decline, and this core is arranged in this lower mold,
One up step by reverse this executing agency that is used for this cope of lifting that moves, promotes this supporting plate and this handling instrument,
One removes and rotates step, takes out this supporting plate from the position of this lower mold top, and this handling instrument of counter-rotating.
Being used to cast the core method to set up that a mo(u)lding equipment of a upper mold and a lower mold adopted among the present invention comprises in addition:
One pressurization steps, this core drop to the positive front of closing on this lower mold surface the position or with contacted position, this surface, wherein this core is by this handling instrument supporting, and after this core unclamped from this supporting arrangement, when being set, adopt this core compressed air to this core pressurization.
The present invention includes following technical characterictic:
The technical process that one core that is used for mo(u)lding equipment is provided with equipment comprises:
One determines the step of space design, when clamping has a match plate between a cope and the drag box, in this cope and this drag box, insert one respectively and go up extruder member and a following extruder member, in this cope and this drag box, to determine space design, each space has a preset volume, one molding sand filling step is filled this space design with molding sand, and
One pressing steps, adopt this up and down extruder member push molding sand in this space design,
Its characteristics are that after this upper casting mold and lower casting mold moulding, when this upper casting mold and lower casting mold and this match plate were separated from each other, this core was provided with equipment a core is set in this lower mold, this core is provided with equipment and comprises:
A handling instrument that is used to load and unload this core comprises a supporting arrangement and a swingle that is used to support this core, and this swingle supports this handling instrument along the axis of this handling instrument,
One supporting plate is used to transmit this handling instrument, this swingle of this pallet supporting wherein, and move around with near or away from the top of this drag box, and
One executing agency is used for this cope of lifting and this supporting plate and this handling instrument that are positioned at this drag box top, and wherein this executing agency is fixed on this body of this mo(u)lding equipment.
Because the present invention contains these technical characterictics, they have dissimilar effects, such as the structure that can simplify this equipment, and when in this lower mold this core being set, can keep the accuracy of this core position.
Description of drawings
Fig. 1 is the broken section front view of the primary structure of this mo(u)lding equipment.
Fig. 2 is provided with the front view of an embodiment of equipment for this core that is used for this mo(u)lding equipment of the present invention.
Fig. 3 is the plane of Fig. 2, and wherein the part of Fig. 2 has been omitted, and Fig. 3 has shown that this supporting plate and that moves forward transmits carriage.
Fig. 4 is the right view of Fig. 2, and wherein the part of Fig. 2 has been omitted.
The plane of a pair of space design that Fig. 5 limits in sandbox for this mo(u)lding equipment, the some of them associated components has been omitted.
The broken section front view of a pair of space design that Fig. 6 limits in sandbox for this mo(u)lding equipment, the some of them associated components has been omitted.
Fig. 7 is provided with the front view of equipment for this core, and wherein this core is supported in this handling instrument that is under the initial position.
Fig. 8 is provided with the front view of equipment for this core, and wherein this supporting plate moves to the top of this lower mold, and this core plan is to this lower mold.
Fig. 9 is provided with the front view of equipment for this core, and wherein this core drops to the position of the positive front of closing on this lower mold surface.
Figure 10 is provided with the front view of equipment for this core, and wherein this supporting plate and this vacant handling instrument are raised.
Figure 11 is provided with the front view of equipment for this core, and wherein this supporting plate is removed from the position of this lower mold top, and this handling instrument is in an initial position.
The specific embodiment
Provide a kind of specific embodiment of the present invention in detail below in conjunction with accompanying drawing.As shown in Figure 1, a body A of a mo(u)lding equipment comprises:
One cope 2 and a drag box 3, they are clamping one match plate 1 betwixt, and the both sides of this match plate have template 1a, 1a,
Extruder member 4 on one, and extruder member can insert in the opening away from these match plate 1 one sides of this cope 2 on this,
One filler frame 6, vertical fixing on a pedestal 5, and
Once extruder member 7, and this time extruder member can insert this filler frame 6, and wherein this time extruder member 7 is set to make it to add pressure surface towards horizontal direction.
Figure 1 shows that the main body A that is in this mo(u)lding equipment under the original state.Under this state, this match plate 1, this cope 2, this drag box 3 and should go up extruder member 4 and all be horizontal, and the pressure surface that adds that should go up extruder member 4 is provided with vertically downward.This match plate 1, this cope 2, this drag box 3 and this last extrusion die plate 4 can together be rotated to the upright position, and this will further specify hereinafter.
On the contrary, this filler frame 6 and this time extruder member 7 all can not rotate, and this time extruder member 7 add pressure surface by horizontal fixed.When this cope 2, this drag box 3 and be held in above-mentioned match plate 1 between the two when rotating to the upright position, this filler frame 6 is fixed in the position in abutting connection with this drag box.This time extruder member 7 also can pass this filler frame and insert this drag box that is in vertical position.
One is arranged at the molding sand organization of supply 8 of the center upper portion position of this body A, is used for injecting molding sand to the space design that is positioned at these molding sand organization of supply 8 belows.(not demonstrating the space design that is positioned at these molding sand organization of supply 8 belows among Fig. 1 herein).First cylinder 9 (top cylinder) (seeing Fig. 2,3) that a pair of level is flexible and flexible second cylinder 10 (bottom cylinder) (see figure 1) of same level relatively are arranged at the position that is close to these molding sand organization of supply 8 belows.Those cylinders drive this upper compressive parts 4 and this bottom extruder member 7 respectively.In this embodiment, this first cylinder and this second cylinder all adopt hydraulic pressure.But can make electricity consumption drive cylinder.
As illustrated in fig. 1 and 2, be provided with a gyroaxis 11 in the upper right side of this pedestal 5, this gyroaxis extends (perpendicular to the paper direction of Fig. 1 and Fig. 2) along the fore-and-aft direction of this body A.Therefore, the front end surface that has only shown this gyroaxis 11 among Fig. 1 and Fig. 2.This gyroaxis 11 is supported and can be rotated freely by pair of bearings 12, and this is arranged on this pedestal 5 bearing 12, and spacing (only having shown this anterior bearing 12 among Fig. 2) is preset in space one on the fore-and-aft direction of this body A.About center position on the long axis direction of this rotating shaft 11 is provided with a rotating frame 13, and this rotating frame 13 vertically extends basically.
Especially as shown in Figure 1, this drag box 3 is arranged on the right side bottom of this rotating frame 13 by a support unit 14, wherein has a molding sand to fill mouthful on the left side wall of this drag box 3.On the right side of this rotating frame 13 pair of guide rods 15 is set, this vertically extends basically to guide rod 15, and one presets spacing (only having shown this anterior guide rod 15 among Fig. 1 and Fig. 3) at interval on the fore-and-aft direction of this body A.
And as shown in Figure 1, a holding member 16 is for slidably, and by a guide holder 17 by should be to vertically extending guide rod 15 supportings, wherein this retaining member 16 remains on this match plate 1 top of this drag box 3.This cope 2 is also for slidably, and is supported in the top of this holding member 16 by another guide holder 18, and wherein the left side wall of this cope 2 has a molding sand to fill mouthful.And this holding member 16 is by guide rail 19 supportings, and this guide rail 19 extends along the fore-and-aft direction of this mo(u)lding equipment, and this holding member 16 just can move along this guide rail 19 like this.This guide rail 19 can rise and descend by the flexible realization of one the 3rd cylinder 20, and the 3rd cylinder 20 is arranged on this rotating frame 13.This cope 2 is connected with one the 4th cylinder 21, and the 4th cylinder 21 extends (not shown) downwards by a supporting device.The end of the piston rod of the 4th cylinder 21 is connected with this rotating frame 13.This cope can be by the 4th cylinder 21 expanding-contracting action, near or away from this holding member 16.
Especially as shown in Figure 2, the center position at the front and back sides of this cope 2 is provided with a pair of the 5th cylinder 22 (leading flank that has only shown this cope 2 among Fig. 2).These upper compressive parts 4 with should the end of the piston rod of the 5th cylinder 22 be connected, so this countercylinder 22 can make that should to go up extruder member 4 approaching or away from this cope 2 by the expanding-contracting action of self.Should can and should go up extruder member 4 and together rotate with this cope 2 the 5th cylinder 22 like this.Two ends, the left and right sides at the front and back sides of this cope 2 are provided with the 6th cylinder 23 that extends under two subtends, and those cylinders 23 can be removed this match plate 1 from this cope 2 like this.Be provided with four upwardly extending the 7th cylinder 24 (see figure 2)s at the front and back sides place of these drag box 3 (see figure 1)s, those cylinders 24 can be removed this match plate 1 from this drag box 3 like this.In addition, because the 3rd cylinder 20 can be as two substitute in these four the 7th cylinders 24, so can omit two cylinders 24.Front and back side at the upper surface of this pedestal 5 is provided with a pair of the 8th cylinder 25 that extends to the right.The top of this rotating frame 13 is connected with this end to the piston rod of the 8th cylinder 25 by a coupling mechanism 26.By the expanding-contracting action of the 8th cylinder 25, this rotating frame 13 can rotate around this rotating shaft 11.
As shown in Figure 2, this molding sand organization of supply 8 of this body A be arranged at this pedestal 5 upper surfaces should be to the 8th cylinder 25 between.As shown in Figure 1, below the sand jar 27 of this molding sand organization of supply 8, be provided with one and be used to spray the injection equipment 28 of compressed air with the fluidisation molding sand.
The plane of Fig. 5 and the front view of Fig. 6 have shown after having formed up and down space design in the manner described above, with this match plate 1, this cope 2, this drag box 3, extruder member 4, this time extruder member 7 and this filler frame 6 and associated components together begin rotation, the state when rotating to the below of this molding sand organization of supply 8 by state illustrated in figures 1 and 2 on this.In Fig. 5 and Fig. 6, cross section is fixed on the pedestal 5 (seeing Fig. 1, Fig. 2) for scaffold 29 (see figure 5)s of approximate " C " shape, and is positioned at the below of these molding sand organization of supply 8 (see figure 6)s.
Especially as shown in Figure 5, vertically disposed this filler frame 6 is located at the inside left of this scaffold 29, and when this time space design was determined, this filler frame 6 connected with this drag box 3 like this.This second cylinder 10 that level is extended to the right is arranged on the core of the left side frame of this scaffold 29.The end of the piston rod of this cylinder 10 is fixed on this time extruder member 7.This time extruder member 7 is in vertical position.This first cylinder 9 that each level is extended left is arranged on the pair of openings end place of this scaffold 29.
Next core being provided with equipment describes.Be equipped with a handling instrument 101, this handling instrument 101 is by the 102 supporting rotations of a swingle.This swingle 102 is by the 104 supporting rotations of a supporting plate.This supporting plate 104 transmits this handling instrument 101 by bearing 103,103 (see figure 4)s that are arranged at its two ends.Here, this swingle 102 can be realized the rotation (not shown) by a drive motor.
The part that contacts with the core of this handling instrument 101 adopts resin to make, and is designed to the changeable type (not shown).And this handling instrument 101 is furnished with a supporting arrangement (not shown) and supports core.Under this embodiment, adopt a vacuum plant to support core as this supporting arrangement.This supporting arrangement has more than and is limited to this vacuum plant.For example, also can adopt a clamping device mechanically to clamp this core as this supporting arrangement.
This supporting plate 104 that is used to transmit this handling instrument is furnished with four roller 104a, 104a that are arranged on this supporting plate inside upper part.A pair of guiding parts 105,105 (seeing Fig. 2, Fig. 3) space certain spacing is fixed in the front side of this supporting plate 104.A slideable roller 106 is set between this is to guiding parts 105,105.And this roller 106 is set at pole 107 places.This pole 107 connects with the rotating shaft of a motor 108, and this will further specify hereinafter.
Above this supporting plate 104, be provided with a carriage 109, and be furnished with four roller 109a, 109a on the top in these carriage 109 outsides.Fixed a pair of track that moves horizontally 110,110 in the bottom in these carriage 109 outsides.This track can together move horizontally with this carriage 109.This roller 104a, the 104a of this supporting plate 104 are arranged on this on the track 110,110 that can move horizontally.And this motor 108 is set at the bottom of these carriage 109 front sides, and reinforces on this carriage 109 by a support unit 111.
This roller 109a, the 109a of this carriage 109 is set at above the track 112,112 that is in this roller 109a, 109a below.This track 112,112 is supported by being fixed on above the supporting frame 113.Here, this supporting frame 113 is by cylinder supporting (not shown).Fix a pair of track that moves both vertically 114,114 by fixed part 115,115 (see figure 3)s on two lateral surfaces of this cope 2 of this mo(u)lding equipment body A, this just can move with this cope 2 is vertical together track 114,114 like this.Thereby, by this vertically moving track 114,114 this supporting plate 104 and this handling instrument 101 are moved to the top position of this drag box 3, make that this supporting plate 104 and this handling instrument 101 can be with these cope 2 vertical moving.Here, when this cope is in the extreme higher position, but the upper surface of this track that can move both vertically 114,114 is corresponding with the upper surface of the track 110,110 that is somebody's turn to do horizontal movement.
" C " represents a connecting gear, can transmit match plate 1 and this holding member 16 between this cope 2 and this drag box 3 simultaneously.Receiving-member of " 30 " expression is used to place two casting molds up and down that trip out from this cope 2 and this drag box 3.And cylinder of " 31 " expression is used for releasing outside this receiving-member being placed on these two casting molds up and down above receiving-member 30.
Below, the operation of this equipment with above-mentioned structure is further specified.From state shown in Figure 1, shrink the 4th cylinder 21 of the downward extension of this body A, with stacked this drag box 3 of order, this match plate 1 and this cope 2 under basic horizontal state, this match plate 1 just has been clamped between this cope 2 and this drag box 3 like this.
Then, this body A should stretch the 8th cylinder 25, turned clockwise around this rotating shaft 11 to drive this rotating frame 13, and simultaneously, this of this body first cylinder 9 shrinks.Because this operation, on this extruder member 4 and betwixt clamping have this cope 2 of this match plate 1 and this drag box 3 one to coexist to be transmitted between this first cylinder 9 and this filler frame 6, and be placed in the upright position.In these rotating frame 13 rotations, this second cylinder 10 stretches a preset length, and should shrink the 5th cylinder 22, begins to form two space designs up and down as shown in Figure 5 thus.In more detail, when this match plate 1 in clamping between this cope 2 and this drag box 3, insert from the side away from this match plate 1 of this cope 3, limit space design on this by going up extruder member 4.Since betwixt clamping this cope 2 of this match plate 1 and this drag box 3, extruder member 4 and be used to drive that the 5th cylinder 22 of extruder member 4 can together rotate this on this on, therefore being somebody's turn to do upward, space design can form in the rotary course of this rotating frame 13.And when these rotating frame 13 rotations, this time extruder member 7 passes this filler frame 6 and inserts this drag box 3.By the rotation of this rotating frame 13, make this sandbox 3 shift near this filler frame 6 and be under the vertical substantially state.After the rotation of this rotating frame 13 was finished, this drag box 3 connected with this filler frame 6, thereby limits this time space design.
Then, be provided to 28 li of this injection equipments of this sand jar 27, with to this space design filling molding sand up and down from the compressed air of a compressed air source (not shown).In order to shorten the time that molding sand fills up space design, preferable mode is compressed air to be introduced this sand jar 27 when inserting molding sand.But the present invention is not subjected to the restriction of these structures.
Then, stretch this first cylinder 9 and this second cylinder 10 respectively, so that extruder member 4,7 moves to this match plate 1 respectively up and down, thus the molding sand in the space design about the extruding.By these extrusion operations, form this upper casting mold and lower casting mold respectively in the space design up and down at this.
Then, the 8th cylinder 25 shrinks and makes this rotating frame 13 be rotated counterclockwise, thereby rotation and mobile this cope 2 and this drag box 3 comprise upper casting mold and lower casting mold respectively in its sandbox.
Then, the 4th cylinder 21 stretches to lift this cope 2.The 6th cylinder 23 stretches so that this match plate 1 is down promoted from this cope 2 then.Simultaneously, the 7th cylinder 24 up promotes this match plate 1 from this drag box 3.
Then, drive this connecting gear C, this match plate 1 and this holding member 16 are together removed between this cope 2 and this drag box 3.After having realized state shown in Figure 2, begin to carry out in casting mold, being provided with the operation of core.To describe these operations in detail below.At first, manually this supporting plate 104 and this carriage 109 are moved forward, after making that the vertically moving track 114,114 of this track that can move horizontally 110,110 and this connects, this carriage 109 is fixed on this position by a fixture (not shown).
Then, on this bearing-surface 101a of this handling instrument 101, a core N is set, this moment, this handling instrument 101 was in original state, promptly this handling instrument 101 is by tilting a default angle (in this embodiment around these swingle 102 rotations, this angle is 30 °), thus make the top of this handling instrument 101 move (towards this body A) backward, after this, hold this core by enabling this vacuum plant, make this core N be supported in this handling instrument 101.(see figure 7)
Then, drive this motor 108,, it is moved to this body A this pole 107 Rotate 180s °.This operation will make this roller 106 reciprocatingly slide between this is to guiding parts 105,105, and make this supporting plate 104 move to this lower mold above.(Fig. 7 clockwise), rotates this swingle 102 so that this core N is downward by drive motor to rotate this handling instrument to this body when A moves in 104 beginnings of this supporting plate.Because when this supporting plate 104 was sent to this lower mold top, this bearing-surface 101a of this handling instrument 101 was downward, so aforesaid operations will make this core N by this handling instrument supporting towards this lower mold.(see figure 8)
Drive one then and be used to promote and the executing agency of this cope 2 that descends, this executing agency is fixed on this body A.This handling instrument 101 and this supporting plate 104 that this executing agency could promote and descend this cope 2 and be transferred into this lower mold top.Promptly, make this vertically moving track 114,114 and this cope 2 descend together by shrinking the 4th cylinder 21.These operations will make this core N drop to the position of the positive front of closing on this lower mold surface, wherein this core N is (under this embodiment, the gap between this core N and this lower mold surface is 1mm) by these handling instrument 101 supportings that are arranged on these supporting plate 104 places.After this core of (see figure 9) N descends, close this vacuum plant, so that this core is discharged from this handling instrument 101, and it is arranged in the lower mold.
Then, the 4th cylinder 21 promptly stretches in this executing agency of reverse drive, together to promote this vertically moving track 114,114 and this cope 2.Like this, also promoted this supporting plate 104 and this vacant handling instrument 101.(see figure 10)
Then, this motor 108 of reverse drive makes this pole 107 Rotate 180s °, moves thereby make this pole towards this core equipment B is set.This operation will make this roller 106 reciprocatingly slide between this is to guiding parts 105,105, and make this supporting plate 104 remove from the top of this lower mold.When 104 beginnings of this supporting plate when this core is provided with equipment B and moves, be used to rotate the motor of this swingle 102 by reverse drive, (Figure 10 counterclockwise), makes this handling instrument return above-mentioned initial position thus with this handling instrument 101 of reverse rotation.These operations can make, when this supporting plate 104 when the top of this lower mold is removed, this handling instrument 101 is in this initial position.(seeing Figure 11)
In this body A, shrink the 4th cylinder 21, this cope 2 is descended and overlay on this drag box 3.Drive a lift cylinder (not shown) then, make the upper surface of this receiving-member 30 dock with the lower surface of lower mold.Then, shrink the 5th cylinder 22, make that extruder member 4 promotes the upper mold in this cope 2 downwards on this.Then, drive this lift cylinder (not shown),, make this upper casting mold and lower casting mold from this cope 2 and this drag box 3, trip out with by this receiving-member 30 that descends.Then, stretch the 5th cylinder 22 and promote these upper compressive parts 4.Then, be used to promote this cylinder 31 of casting mold, these upper casting mold and lower casting molds above receiving-member 30 are released by stretching, extension.Just a no case upper mold and a no case lower mold have been made by this sequence of operations.
In addition, in order next to make another operation,, then this carriage 109 is remained on position forward if be necessary to be provided with a core in the casting mold to casting mold.Otherwise, if the casting mold that will cast need not core, if promptly there is no need to be provided with a core in the casting mold, the fixture of then unclamping this carriage 109, and manually this supporting plate 104 and this carriage 109 are moved backward.
For the present invention, this handling instrument 101 is moved in the space between this cope 2 and this drag box 3, so that this core N is downward, wherein this space is used for inserting and this match plate 1 of clamping.Then this core N is arranged in this lower mold of this body A of this mo(u)lding equipment, wherein this body has strong rigidity and high dimensional accuracy.These class of operation are similar to the operation that clamps this match plate 1 between this cope 2 and this drag box 3.Otherwise, in the prior art, be from a mo(u)lding equipment, to pull out in the process of a drag box, by promoting this drag box one core is arranged in the lower mold.Promptly this core is being encorbelmented.Therefore, compared with prior art, the present invention can very accurately support the core in the casting mold.And, for the present invention, this core is arranged on the operation that class of operation in this lower mold is similar to this match plate 1 of clamping between this cope 2 and this drag box 3.Therefore, owing to need not to make up the mo(u)lding equipment that makes that this drag box can move forward and backward, so that the structure of mo(u)lding equipment can become is fairly simple.
For embodiments of the present invention, this supporting plate 104 and this carriage 109 are moved forward and backward.But the present invention is not so limited.It also can adopt an executing agency (such as a cylinder or a motor) to realize moving forward and backward of this supporting plate 104 and this carriage 109.
In addition, for embodiments of the present invention, the core N that this handling instrument 101 that is equipped with by these supporting plate 104 places supports is reduced to the position of the positive front of closing on this lower mold surface.But the present invention is not so limited.Core N also can descend always, up to the surface that touches lower mold.
In addition, for embodiments of the present invention, the position (or touch this surface until being reduced to) that the core N of these handling instrument 101 supportings that are equipped with by this supporting plate 104 places is reduced to the positive front of closing on this lower mold surface afterwards, close this vacuum plant, this core N is unclamped from this handling instrument 101, then it is arranged in the lower mold.But the present invention is not so limited.Mode preferably is after closing this vacuum plant, to adopt compressed air to core N pressurization, thereby this core N is arranged in the lower mold.Because this handling instrument can unclamp core N exactly, so can avoid any problem that may run in this process.In addition, can adopt a kind of support unit to replace simple vacuum plant, utilize compressed air that core N is pressurizeed in conjunction with application of vacuum and pressurization.
In addition, for embodiments of the present invention, the drive motor (not shown) rotates this swingle 102, makes this handling instrument 101 revolutions.But the present invention is not so limited.Also can a pole be set, thereby can rotate this bar 102 by driving a cylinder that connects with the end of this pole at an end place of this swingle 102.In addition, can adopt a cam mechanism to replace executing agency to rotate this swingle 102.
In addition, for embodiments of the present invention, move forward this supporting plate 104 and this carriage 109, make that this track that can move horizontally 110,110 and this vertically moving track 114,114 are in contact with one another after, adopt a fixture (not shown) that this carriage 109 is fixed.But the present invention is not so limited.And, this carriage is orientated as: make can keep a little gap (for example 1mm) between this track that can move horizontally 110,110 and this vertically moving track 114,114.

Claims (4)

1. a core that is used for mo(u)lding equipment is provided with equipment, and this mo(u)lding equipment is used to cast a upper mold and a lower mold, and the technical process of this mo(u)lding equipment comprises:
One determines the step of space design, when clamping has a match plate between a cope and the drag box, in this cope and this drag box, insert one respectively and go up extruder member and a following extruder member, in this cope and this drag box, to determine space design, each space has a preset volume
One molding sand filling step is filled this space design with molding sand,
One pressing steps, adopt this up and down extruder member push molding sand in this space design,
It is characterized in that after this upper casting mold and lower casting mold moulding, when this upper casting mold and lower casting mold and this match plate were separated from each other, this core was provided with equipment a core is set in this lower mold, this core is provided with equipment and comprises:
A handling instrument that is used to load and unload this core, this handling instrument comprise the supporting arrangement and the swingle that are used to support this core, and this swingle supports this handling instrument along the axis of this handling instrument,
One supporting plate is used to transmit this handling instrument, this swingle of this pallet supporting wherein, and move around with near or away from the top of this lower mold,
One executing agency is used for this cope of lifting and this supporting plate and this handling instrument that are positioned at this drag box top, and wherein this executing agency is fixed on this body of this mo(u)lding equipment.
2. core as claimed in claim 1 is provided with equipment, wherein this core is provided with equipment and also comprises a pair of vertically moving track, this is arranged on two lateral wall places of this cope to track, wherein this can together move in the vertical direction with this cope track, wherein, when this supporting plate and this handling instrument are moved to the position of this drag box top, should be by adopting to vertically moving track, this supporting plate and this handling instrument also can with the together lifting of this cope.
3. method that core is set that is used for mo(u)lding equipment, this mo(u)lding equipment is used to cast a upper mold and a lower mold, and the technical process of this mo(u)lding equipment comprises:
One determines the step of space design, when clamping has a match plate between a cope and the drag box, in this cope and this drag box, insert one respectively and go up extruder member and a following extruder member, in this cope and this drag box, to determine space design, each space has a preset volume
One molding sand filling step is filled this space design with molding sand, and
One pressing steps, adopt this up and down extruder member push molding sand in this space design,
It is characterized in that after this upper casting mold and lower casting mold moulding, when this upper casting mold and lower casting mold and this match plate were separated from each other, the method that this core is set comprised in this lower mold:
One supporting step after this core is inserted a handling instrument, adopts a supporting arrangement to support this core,
One location step, by moving the position of a supporting plate to this lower mold top, wherein this supporting plate is used to support a swingle of this handling instrument, and this handling instrument is rotated forward around this swingle, to determine position by this core of this handling instrument supporting, thereby make this core plan to this lower mold
One decline step, by moving forward an executing agency that is used for this cope of lifting, with this core drop to the positive front of closing on this lower mold surface the position or with contacted position, this surface, wherein this core is by this handling instrument supporting, wherein be fixed on this executing agency on this body of this mo(u)lding equipment and can lifting be sent to this supporting plate of this lower mold top, and together this handling instrument of lifting and this cope
One is provided with step, unclamps this core in this supporting arrangement in the position after the above-mentioned decline, and this core is arranged in this lower mold,
One up step promotes this supporting plate and this handling instrument by reverse this executing agency that is used for this cope of lifting that moves,
One removes and rotates step, takes out this supporting plate from the position of this lower mold top, and this handling instrument of counter-rotating.
4. the method that this core is set as claimed in claim 3, this method also comprises:
One pressurization steps, this core drop to the positive front of closing on this lower mold surface the position or with contacted position, this surface, wherein this core is by this handling instrument supporting, and after this core unclamped from this supporting arrangement, when being set, adopt this core compressed air to this core pressurization.
CN2008801115043A 2007-10-11 2008-01-29 Core-setting apparatus used for molding apparatus and method for setting core Active CN101821035B (en)

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PCT/JP2008/051883 WO2009047920A1 (en) 2007-10-11 2008-01-29 A core-setting apparatus used for a molding apparatus and a method for setting a core

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CN103192030A (en) * 2013-03-29 2013-07-10 常州南车汽车零部件有限公司 Automatic cold iron feeding method and device for vertical split flask-less shoot-squeeze molding line
CN106734887A (en) * 2016-11-15 2017-05-31 盛瑞传动股份有限公司 A kind of anti-mould shift locating piece and detent shaped device

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US20080185117A1 (en) 2008-08-07
CN101821035B (en) 2012-10-17
WO2009047920A1 (en) 2009-04-16
ATE548141T1 (en) 2012-03-15
BRPI0817213B1 (en) 2015-12-08
JP5057243B2 (en) 2012-10-24
BRPI0817213A2 (en) 2015-03-10
EP2195130B1 (en) 2012-03-07
DK2195130T3 (en) 2012-05-07
EP2195130A1 (en) 2010-06-16
PL2195130T3 (en) 2012-06-29
JP2009107013A (en) 2009-05-21

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