CN101107087A - Core-removing device and core-removing method - Google Patents
Core-removing device and core-removing method Download PDFInfo
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- CN101107087A CN101107087A CNA2004800447151A CN200480044715A CN101107087A CN 101107087 A CN101107087 A CN 101107087A CN A2004800447151 A CNA2004800447151 A CN A2004800447151A CN 200480044715 A CN200480044715 A CN 200480044715A CN 101107087 A CN101107087 A CN 101107087A
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Abstract
Provided is an apparatus for removing a core of a casting with a quadrate outer border frame, an quadrate inner border frame flexibly bear in the outer border frame in suspension and vibrostand arranged in the inner border frame for fixing the casting. The vibrostand has a horizontal table-board and side walls extending upwards vertically in a lower region. The vibrostand can not be moveably arranged on a vibration device horizontally and vertically and is connected to the inner border frame by a specific element in the upper region. The element basically only allows the vibrostand to move vertically to the inner border frame in the upper region. The vibration device arranged below the vibrostand can not be moveably supported on the inner border frame horizontally and vertically.
Description
Technical field
The present invention relates to be used for after the founding materials sclerosis, giving a kind of device and a kind of method of at least one foundry goods decoring.
Background technology
When making foundry goods, the needed core that for example for example be made up of the molding sand-binding agent of some by the general as the interior profile or the cavity of passage is put into this mode of casting mold and is produced.After casting, described core is cast material and surrounds, and must remove by the opening that is arranged in the foundry goods after this founding materials sclerosis.
Described core must have higher intensity at this, so that it can hold out against when casting and the power that especially occurs when cooling.Therefore, in order after the founding materials cooling, under the situation of not damaging foundry goods, to destroy described core and it to be taken out, be necessary to use special apparatus and method.
In addition, exploitation of foundry goods in recent years and design cause opening and passage more and more narrow and wall thickness is more and more littler at first for Weight-optimised reason, cause difficulty also for extraly thus decoring work.
Usually when decoring to foundry goods, load blow energy or impact energy at first in a knocking device, for the wall body of foundry goods, make described in core be broken into fritter, and core gets loose from the inwall of foundry goods.After knocking, in vibrating device, this foundry goods is handled, in this vibrating device, at first produce vibration, this vibration makes that the abrasive dust that produces is loose when knocking.Meanwhile can rotate this foundry goods, make sand outwards flow out from all recess one way or anothers.
After removing abrasive dust, this foundry goods vibrates in described vibrating device equally, that is to say that this foundry goods is placed among the vibration that acceleration is fast and frequency is low, wherein so select amplitude, make its panel height greater than the spacing between the residue fritter of the inwall of described foundry goods and core, so that described inwall was correspondingly run into the core fritter before the turning point of amplitude, and these core fritters are further pulverized.At this, described amplitude must be complementary with the size of the continuous variation that remains fritter, and always make the abrasive dust outflow of appearance therebetween again by the importing of vibrational energy, because described abrasive dust has cushioning effect, this cushioning effect cushions the vibrational energy of described importing.Rotation by described foundry goods reaches this point, promptly remains fritter and does not stop up into the vibration node, and stay described vibration node place with pulverizing state not.
Continue to carry out this process always, become so little, make it can pass described passage and opening and flow out up to described residue fritter.
A kind of device with vibrating device has been described in DE 3802384 C2, and this device is used for kernel being removed from the foundry goods that has hardened after loading impact energy to foundry goods at known knocking device.
This device has the axis of the rotation that is used for foundry goods of two layouts that are perpendicular to one another, and consist essentially of a square vibration hollow body by the frame mode formation, this vibration hollow body is used for admitting foundry goods and buffering is arranged is bearing in square inner frame, wherein said inner frame is according to being bearing in the outside framework of rectangle round the mode of axis rotation, this outside framework itself is bearing in the frame rack round the axis with above-mentioned axis normal, makes described vibration hollow body obtain gimbal suspension.Described frame rack consists essentially of and is installed in ground base, and looks sidewall roughly triangular in shape from the side, and described sidewall is fixed with the rotating shaft that is used to support described outside framework.
Summary of the invention
The purpose of this invention is to provide a kind of device that is used for after founding materials cooling to the foundry goods decoring, this apparatus structure is simple, and utilize this device can be effectively and reliably under the situation of not damaging foundry goods, especially decore for the foundry goods with the very little passage of narrow openings and wall thickness, wherein Bi Yao vibrational energy and vibration energy should can't harm the lost territory to a great extent and pass to described foundry goods.
This purpose is resolved by the described feature of claim 1.Preferred improvement project of the present invention marks in the dependent claims.
Description of drawings
Exemplarily the present invention is explained in detail by means of accompanying drawing below.Wherein:
Fig. 1 is at the schematic stereogram of side from looking previously according to core-removing device of the present invention;
Fig. 2 is the schematic elevational view of device shown in Figure 1;
Fig. 3 is the schematic side elevation of device shown in Figure 1;
Fig. 4 is the schematic plan of device shown in Figure 1;
Fig. 5 is the schematic elevational view at the steel rope damper that uses in according to device of the present invention shown in Figure 1;
Fig. 6 is the schematic side elevation of steel rope damper shown in Figure 5;
Fig. 7 is the schematic perspective view of shake table according to device of the present invention shown in Figure 1;
Fig. 8 is the schematic elevational view of vibrating device according to device of the present invention shown in Figure 1;
Fig. 9 is the schematic perspective view of vibrating device according to device of the present invention shown in Figure 1;
Figure 10 acts on amplitude distribution schematic diagram on the foundry goods of the clamping in device according to the present invention, level and vertical vibration and acceleration.
The specific embodiment
Described have a square outside framework support 2, square inner frame support or vibration frame support 3, bumper or shake table 4 and a vibrating device 5 and a preferred knocking device 6 (Fig. 1 to 4) basically according to device 1 of the present invention.
Described outside framework support 2 consists essentially of four parallel outside framework plumb posts 7 that keep spacing each other, be provided with the vibration pin of preferably being made by rubber by the elastomeric material of a kind of cushioning effect 9 on the end limit 8 below these outside framework plumb posts, described outside framework support 2 utilizes described vibration pin 9 to place vertically on ground 10.
In addition, described outside framework support 2 have respectively above two with two below level and parallel to each other, and perpendicular to the outside framework side pillar 11 of described outside framework plumb post 7,12, and have respectively two levels and parallel to each other, and not only perpendicular to described outside framework plumb post 7 but also perpendicular to described outside framework side pillar 11,12 outside framework bottom shore 13, and have a front and a level back respectively, and the outside framework top struts 14 parallel with described outside framework bottom shore 13,15, described outside framework top struts 14,15 link together described outside framework plumb post 7 each other securely.
At this, outside framework side pillar above described and following 11,12 preferred about described outside framework plumb post 7 towards described horizontal median surface 16 offset placement according to device of the present invention, make to abut against the inwall 19 of described outside framework plumb post 7 with its outer wall 17,18 with following outside framework side pillar 11,12 above described.
In addition, the outside framework top struts 15 of described back is preferably towards the direction of vertical median surface 20 of described device 1, just towards outside framework top struts 14 offset placement of described front, make it not be arranged between the described outside framework plumb post 7 but be fixed on the outside framework side pillar 11 above described two.Especially, the outside framework top struts 15 of described back with its two the end limits 21 be fixed on the inwall 22 of described outside framework side pillar 11, make its in side view with described above outside framework side pillar 11 flush arrangement (Fig. 3).
Described square inner frame support 3 and described outside framework support 2 are similar, basically comprise four inner frame plumb posts 24 that keep spacing abreast equally, and have respectively above two with two below, inner frame side pillar 25 level and parallel to each other, 26, and have respectively two parallel to each other and not only perpendicular to described inner frame plumb post 24 but also perpendicular to described inner frame side pillar 25,26 inner frame bottom shore 27, and have a front and inner frame top struts 28 back respectively, 29, described inner frame top struts 28,29 link together described inner frame plumb post 24 each other securely.
Opposite with described outside framework support 2, described inner frame side pillar 25,26 is not towards described horizontal median surface 14 offset placement about described inner frame plumb post 24 preferably, but outwards leaves described horizontal median surface 16 offset placement.Especially, so the described inner frame of offset placement side pillar 25,26 makes described inner frame side pillar 25,26 be resisted against on the lateral surface 32 of described inner frame plumb post 24 with its medial surface 30,31, and is connected with described lateral surface 32.
Similar with the outside framework top struts 15 of described back, the inner frame top struts 29 of described back is towards the inner frame top struts 28 of described front, just towards the direction offset placement of described vertical median surface 20, and be fixed on the inner frame side pillar 25 above described two, especially be fixed on the medial surface 30 of described inner frame side pillar 25 with end face 33.
By the present invention, described inner frame support 3 floating grounds and by means of resiliently alleviating the buffering body of shock and vibration, preferably being bearing in the described outside framework support 2 with obtaining buffering by means of known steel rope damper 34.
Described steel rope damper 34 consists essentially of two terminal board 34a that keep space 34b spacing, that have circular abreast each other, especially preferably pass or threading and coiling from described space 34b according to the mode of spring by steel or special steel by the steel wire rope 34c that spring steel is made, the pitch of wherein consequent steel wire rope 34c can along with the number of described space 34b with spacing and different (Fig. 5 and 6).Look that from the side the steel wire rope 34c of described coiling bends to ellipticity (Fig. 6).
In addition, the preferred size of so determining described inner frame support 3 and outside framework support 2, especially truely make described inner frame support 3 be arranged in the inside of described outside framework support 2 fully and held by this outside framework support 2, thereby described outside framework plumb post 7 is according to arranging (Fig. 3) with corresponding inner frame plumb post 24 mode that front and back flush in side view, described outside framework bottom shore 13 is according to arranging with the mode that corresponding inner frame bottom shore 27 flushes up and down in vertical view, and described outside framework top struts 14,15 according to corresponding inner frame top struts 28,29 modes that flush up and down in vertical view are arranged (Fig. 4).
In addition, preferred described outside framework side pillar 11,12 offset placement inwards, and described inner frame side pillar 25,26 outside offset placement, make it arrange (Fig. 4) according to the mode that in vertical view, flushes up and down, and described steel rope damper 34 is connected with the upper side 35 of inner frame side pillar 25 above described with its terminal board 34a respectively and be connected with the downside 36 of outside framework side pillar 11 above described, perhaps with described below the downside 37 of inner frame side pillar 26 be connected and with described below the upper side 38 of outside framework side pillar 12 be connected (Fig. 2 and 3).
In addition, described steel rope damper 34 makes all steel rope dampers 34 bear load equably in resting position about described vertical median surface 20 and horizontal be mutually symmetrical ground and being fixed on described inner frame support 3 and the outside framework support 2 of median surface 16 with keeping spacing.
Described outside framework pillar 7 or 10-15 and inner frame pillar 24-29 for example have cross section rectangle or square, and wherein said outside framework plumb post and inner frame plumb post 7 and 24 preferable configuration are hollow body.Preferred described inner frame bottom shore 27 has circular cross section and is similarly hollow-core construction in order to improve the moment of resistance and bending moment.
Described shake table 4 according to device 1 of the present invention be arranged in the inside of described inner frame support 3 and have basically the deck plate 40 of a level, two sides vertical with this deck plate and extend vertically upward in side view, be leg-of-mutton sidewall 41 and two sidewall contact pin 42 that are connected on the described sidewall 41 with flushing and extend vertically downward, and the brace summer 43 of two levels that keep spacing in the side each other parallel to each other, described brace summer 43 is arranged between the top end regions 44 that shrinks gradually of described two sides triangular side walls 41 (Fig. 7).Preferred described shake table 4 is not only about described vertical median surface 20 symmetries, and about described horizontal median surface 16 symmetries.
Described deck plate 40 and both sidewalls 41 and described sidewall contact pin 42 have reinforcement 45 respectively, wherein said reinforcement 45 is arranged on the described deck plate 40, preferably be arranged on the downside of bottom wall body 46, and the surface 47 of described deck plate 40 is smooth.
In addition, on described deck plate 40, be provided with clamping element 48, described clamping element 48 be used for fixing and clamp at least one, the end regions front or the back 81,82 of preferred two foundry goods 80, described foundry goods 80 preferred orientation make the longitudinal axis 83 of described foundry goods 80 be parallel to the horizontal median surface 16 of described device 1 or shake table 4 on described shake table.When fixing a plurality of foundry goods 80, preferably keep proportional spacing ground to arrange each other in the side about described horizontal median surface 16 on these foundry goods 80.
Described clamping element 48 for example is a clamp 49, described clamp 49 is fixed on the surface 47 of described deck plate 40 with its base plate 50, and have the jaw 51 of being furnished with the fishbolt 52 that is used to clamp foundry goods 80, wherein preferably have three clamps 49 to clamp the end regions front or the back 81,82 of corresponding foundry goods 80 respectively.At this, correspondingly clamp 49 acts on the positive wall 84a of the end regions front or the back 81,82 of described foundry goods 80, and act on the both sidewalls 84b of described foundry goods 80, make this foundry goods 80 to be bearing on the described clamping element 48 with moving horizontally.
Preferred described clamping element 48 is according to arranging about described horizontal median surface 16 off-centre and mode opposite each other.
In order to clamp described foundry goods 80 in vertical direction, on described two brace summers 43, be provided with known clamping device 53.Described clamping device 53 comprises the clamping plate 54,55 of two levels, described clamping plate 54,55 flush up and down and preferably can be fixed according to the mode that keeps spacing each other and can vertically move toward each other by four guide blots 56, and wherein said top clamping plate 54 are fixed on the described brace summer 43.In addition,, arranged vertical back-moving spring 57 above the clamping plate 54 on described, and between described two clamping plates 54,55, arranged dividing bush 58 round described guide blot.
In addition, between described two clamping plates 54,55, correspondingly arrange inflatable clamping bellows 59, these clamping bellows 59 press off two clamping plates 54,55 in inflated condition each other, clamping plate 54 above wherein said are supported on the described brace summer 43, and the elastic force that the clamping plate 54 below described overcome described back-moving spring 57 moves down, make it on upper side 85, touch described foundry goods 80, and apply the necessary pressure that is used to clamp to this foundry goods.
In another embodiment of the invention,, only be provided with unique clamping bellows 59 (not shown) in the centre about described shake table 4 for clamping described foundry goods 80.
In addition, according to the present invention, described shake table 4 have at least one, preferred two leaf springs 60, described spring 60 is arranged in the top zone of described shake table 4.Especially, described leaf spring is fixed on the spring anchorage bracket 61, and described spring anchorage bracket 61 is arranged in the top end regions 44 (Fig. 7) of described sidewall 41 and goes up or be arranged in (not shown) on the described brace summer 43.
Preferred described leaf spring 60, with its platen surface 64 horizontal orientations and leaves described spring anchorage bracket 61 and points to same direction with its spring longitudinal axis 63 and described horizontal median surface 16 parallel orientations.
By means of described leaf spring 60, described shake table 4 is fixed on the described inner frame support 3.Preferred described leaf spring 60 is fixed on the downside 39 of inner frame top struts 28 of described front or on the upper side 28a, perhaps is fixed on the downside of described brace summer 43 or on the upper side.Also to explain in detail below the accurate function of described leaf spring 60.
Described vibrating device 5 according to device 1 of the present invention has a uneven axle 90 in order to produce vibration, this imbalance axle 90 has at least one, preferably has two unbalance mass,s 91, described unbalance mass, 91 correspondingly is arranged in axle head zone one side, and for example constitutes (Fig. 8 and 9) by a plurality of imbalance dishes 92 single, that be connected to each other.
In addition, directly on two axle heads 93 of described uneven axle 90, preferably corresponding one with described uneven axle 90 axle journals that are connected 95 on, a gantry post 94 correspondingly is set, wherein one of them bearing 94 for example also can absorb axial force with known fixing-unsteady-supporting structure, is used for described uneven axle 90 is bearing in corresponding shell 98.
In addition, arranging another radial-axial bearing 96 respectively on the opposite side at described unbalance mass, 91 on the described uneven axle 90 about described gantry post 94, be used for described shake table 4 is bearing in described uneven axle 90, also will explain in detail below this.
Preferably, described uneven axle 90 described keep abreast according to diapire 46 in according to device 1 of the present invention with described deck plate 40 mode of spacing be arranged in described deck plate 40 below, the longitudinal axis of wherein said uneven axle 90 or eccentric axis 97 are flatly and extend (Fig. 2) in vertical median surface 20 of described device 1 or shake table 4.
At this, described uneven axle 90 can be rotated to support in two shells 98 with its axle head 93, and described two shells 98 are connected with the inner frame support 3 of described device 1 securely.Especially, described shell 98 immovably and the upper side 26b that can not be bearing in the inner frame side pillar 26 below described with reversing go up (Fig. 1 and 2).Guarantee the transmission of power thus, especially guarantee the described vibration that is produced by uneven axle 90 is passed to described inner frame support 3, and encourage this inner frame support 3 to vibrate.
According to the present invention, vibrations or vibration with described uneven axle 90 passes to described shake table 4 by the following method, to be described shake table 4 can not move horizontally with described uneven axle 90 and can not vertically be connected movably, and wherein said uneven axle 90 can rotate freely with respect to described shake table 4.
The sidewall contact pin 42 of the vertical directed downwards of especially described shake table 4, has the space 62 that is used to admit described uneven axle 90, one of wherein said space 62 formation are opened wide downwards, be used to admit the slotted hole of described uneven axle 90, and the described radial-axial bearing 96 that is arranged on the uneven axle 90 is bearing in (not shown) in another shell, this shell is connected with described shake table 4 securely, make described shake table 4 for example in known fixing-unsteady-supporting structure, can be rotated to support on the described uneven axle 90, and described unbalance mass, 91 is arranged in the outside of described shake table 4.
Described uneven axle 90 is for example driven by motor 99, and this motor 99 for example is fixed on (not shown) on the described inner frame equally.
In addition, described preferably have described known knocking device 6 according to device 1 of the present invention.This knocking device 6 for example consists essentially of to what each foundry goods was prepared and knocks hammer 100, this knocks hammer 100 and has a hollow cylinder and a push rod (not shown), and a vertical longitudinal axis 103, described push rod for example can vertically move up and down along this longitudinal axis 103 with hydraulic way.At this, the described hammer 100 that knocks is fixed on the outside framework top struts 15 of the described back of biasing inwards, for example makes it correspondingly be arranged in the middle of the top of described foundry goods 80.Especially the described hammer 100 that knocks is fixed on the carriage 105, described carriage 105 is connected with the medial surface 15b of the outside framework top struts 15 of described back, fixes, and the described hammer 100 that knocks can vertically move between described outside framework top struts and inner frame top struts 14,15 or 28,29.
According to method of the present invention, when decoring, foundry goods 80 at first is clamped between the described clamping element 48 according to described, and removes the clamping bellows 59 between described clamping plate 54,55.Then, described push rod for example moves towards the direction of described foundry goods 80 vertically downward with hydraulic way, and on it moved on to clamping plate 55 below described, these clamping plate 55 abutted on the described foundry goods 80 that is clamped between the clamping element 48.At this, this push rod correspondingly passes the space 104 in the clamping plate 54 that are arranged on above described.
Then, in known manner, for example by the clamping plate 55 below described impact energy is passed to described foundry goods 80 by means of described push rod, make that the core in the foundry goods unclamps and is broken into fritter from the inwall of foundry goods 80 with the compressed-air hammer (not shown).
Then, described push rod is upwards retracted and described clamping bellows 59 are placed between the described clamping plate 54,55, and described foundry goods 80 is clamped between described clamping element 48 and the following clamping plate 55.
Drive described uneven axle 90 by means of motor 99, produce vibration, be used for as mentioned above making described fritter further broken and make the abrasive dust that is produced loose by means of vibrational energy and vibration energy with this.
At this, described according to method of the present invention in, with described according to device of the present invention, on the one hand by the supporting of described uneven axle in inner frame, make described vibrational energy and the vibration energy that produces by this imbalance axle be directly passed to described inner frame with almost having no the husband of damage, and by the supporting of described shake table on this imbalance axle, equally directly pass to described shake table, and pass to the foundry goods of firm grip by this shake table.
In addition, by selected steel rope damper, make described inner frame support floating ground and obtain the buffering be bearing in the described outside framework support, realize this point with this, the i.e. vibrational energy that is produced, vibration energy or knock in the energy only few part and pass to described outside framework support, and described energy is utilized effectively.Described be delivered to dump energy on the outside framework support, minimum by the described vibration pin that is arranged on the outside framework plumb post obtain the buffering and bear.
Be bearing in the zone of described deck plate below described shake table on the one hand on the described uneven axle, and the leaf spring by means of described level in the zone of described on the other hand sidewall on described shake table is connected on the described inner frame support, further obtain described amazing effect with this according to device of the present invention, concrete grammar is: described leaf spring is because its geometry and spring performance only allow vertical vibration basically, makes only to produce inappreciable vibration in the horizontal direction in the superincumbent zone of described shake table.In the zone below, the described vibration that is produced by uneven axle not only is directly passed to described shake table in the horizontal direction but also in vertical direction, and encourages it to vibrate towards both direction.This device influences the described vibration that passes to foundry goods by the following method:
As what can in Figure 10, find out, described according to method of the present invention in, describedly act on the foundry goods that clamps on the shake table, level and vertical vibration and acceleration staggers each other in time, the amplitude of described in addition vertical vibration and acceleration is obviously greater than the described horizontal vibration on corresponding identical frequency and the amplitude of acceleration.This results from the position of described foundry goods, and the center of gravity that especially results from described foundry goods is in above the eccentric axis of described uneven axle or the position above the bonding pad of the described uneven axle of being connected to of described shake table.If the center of gravity of described foundry goods continues upwards to leave described eccentric shaft in vertical direction, this just causes the minimizing of horizontal component so.
Preferred described foundry goods keeps the mode of spacing to arrange according to the eccentric axis with its center of gravity and described uneven axle, the ratio between the amplitude of the amplitude of ratio between the amplitude of the amplitude of described vertical vibration and horizontal vibration and described normal acceleration and horizontal acceleration of making is in 3: 1 to 1.1: 1 the scope, preferably is in 2: 1 to 1.3: 1 the scope.
Described vertical vibration and acceleration dislocation in time with level are 0.01 to 0.02 second, are preferably 0.014 to 0.016 second.
Thus, a kind of very high in the horizontal direction acceleration acts on core fritter and abrasive dust under the situation that meanwhile acceleration is very low in the horizontal direction, in sand, produce strong flow motion vertically upward thus, utilize this flow motion also to overcome because the also bending that in described foundry goods, produces of the horizontal acceleration of a little that always exists, and abrasive dust and the fritter of excessively fully pulverizing already upwards transport out in the opening from described foundry goods, part is penetrated veritably, and described foundry goods fully, and there be not the decoring of obtaining under the situation of residue.
In another embodiment, described for example can be with suitable drive mechanisms and supported (not shown) according to device of the present invention round horizontal axis rotation, this horizontal axis is perpendicular to the axis of described uneven axle.
Therefore, utilize described according to device simple in structure of the present invention, can be very effectively and almost harmless lost territory with vibrational energy and vibration energy and will knock energy in case of necessity and pass to foundry goods, and realize decoring effect reliable, clean and noresidue.
Claims (44)
1. a device that is used for to the foundry goods decoring has
A) a square outside framework support (2) and a square inner frame support (3),
B) one is arranged in the shake table (4) that described inner frame support (3) is inner, be used for fixing at least one foundry goods (80), the deck plate (40) that has a level in the zone below this shake table (4) and sidewall (41) that vertically upward extend vertical with this deck plate with the two sides and
C) vibrating device (5) that is arranged in described shake table (4) below,
Wherein
D) described inner frame support (3) floating ground and obtain the buffering be bearing on the described outside framework support (2),
E) described vibrating device (5) can not level and vertically is bearing in movably on the described inner frame support (3),
F) can not level in described shake table (4) zone in its lower section and vertically be arranged in movably on the described vibrating device (5), and be connected with described inner frame support (3) with particular device in the zone in the above, described device only allows to move both vertically about described inner frame support (3) in the zone of described shake table (4) on described basically.
2. by the described device of claim 1, it is characterized in that, described shake table (4) has at least one, preferred two brace summers (43) parallel to each other, keep spacing each other in the side, and this brace summer (43) is arranged between the top preferred end regions (44) that upwards shrinks of described both sidewalls (41).
3. by claim 1 and/or 2 described devices, it is characterized in that, in described shake table (4) zone in the above by means of at least one, preferably be connected with described inner frame support (3) by means of two leaf springs (60).
4. by the described device of claim 3, it is characterized in that at least two leaf springs (60) are arranged in the top end regions (44) of sidewall (41) of described shake table (4).
5. by the described device of claim 3, it is characterized in that described leaf spring (60) is arranged on the described brace summer (43), preferred arrangements is on the downside of described brace summer (43) or on the upper side.
6. by one or multinomial described device in the claim 3 to 5, it is characterized in that described leaf spring (60) is gone up or is fixed on the described brace summer (43) by means of the top end regions (44) that one or more spring anchorage brackets (61) are fixed on described sidewall (41).
7. by one or multinomial described device in the claim 3 to 6, it is characterized in that, the spring longitudinal axis (63) of described leaf spring (60) is parallel to the horizontal median surface (16) of described device (1), and/or the platen surface (64) of described leaf spring (60) is a horizontal orientation.
8. by one or multinomial described device in the claim 3 to 7, it is characterized in that the spring longitudinal axis (63) of described at least two leaf springs (60) leaves described spring anchorage bracket (61) and points to same direction.
9. by one or multinomial described device in the claim 3 to 8, it is characterized in that, described leaf spring (60) is fixed on the inner frame top struts (28) of front, especially is fixed on the downside (39) or upper side (28a) of inner frame top struts (28) of described front.
10. by one or multinomial described device in the claim 1 to 9, it is characterized in that described inner frame support (3) is by means of resiliently alleviating the buffer body of shock and vibration, especially being bearing on the described outside framework support (2) by means of steel rope damper (34).
11. by the described device of claim 10, it is characterized in that described steel rope damper (34) is fixed on described inner frame support (3) and the outside framework support (2) symmetrically, each other about vertical median surface (20) of described device (1) and about described horizontal median surface (16) with keeping spacing.
12. by claim 10 and/or 11 described devices, it is characterized in that, described steel rope damper (34) has two and keeps a terminal board (34a) spacing, that have circular space (34b) and a steel wire rope of especially being made by spring steel (34c) in parallel with each other, and wherein said steel wire rope (34c) passes from described space (34b).
13., it is characterized in that described steel rope damper (34) correspondingly is connected with outside framework support (2) with described inner frame support (3) by its terminal board (34a) by the described device of claim 12.
14. by the described device of claim 13, it is characterized in that, on the upper side (35) of the inner frame side pillar (25) that described steel rope damper (34) is fixed in the above with its terminal board (34a), and on the downside (36) of the outside framework side pillar (11) that is fixed in the above, and/or be fixed on the downside (37) of following inner frame side pillar (26), and be fixed on the upper side (38) of following outside framework side pillar (12).
15. by or multinomial described device in the claim 1 to 14, it is characterized in that, described vibrating device (5) has a uneven axle (90), this imbalance axle (90) have at least one, preferred two unbalance mass, (91) and two gantry posts (94) that are arranged in axle head zone one side, described gantry post (94) especially correspondingly is arranged on the axle head (93) of described uneven spool (90).
16., it is characterized in that the eccentric axis (97) of described uneven axle (90) flatly and/or extend in that described vertical median surface (20) is inner by the described device of claim 15.
17., it is characterized in that described gantry post (94) is arranged on the axle journal (95) that is connected with described uneven axle (90) by claim 15 and/or 16 described devices.
18. one or multinomial described device by in the claim 15 to 17 is characterized in that, one of them gantry post (94) transmits axial force.
19. one or multinomial described device by in the claim 15 to 18 is characterized in that, described uneven axle (90) especially can be rotated to support in two shells (98) with fixing-unsteady-supporting structure by two gantry posts (94).
20., it is characterized in that described two shells (98) and described inner frame support (3) are especially with among the upper side (26b) of described following inner frame side pillar (26) is in firm the connection by the described device of claim 19.
21. by or multinomial described device in the claim 15 to 20, it is characterized in that, described uneven axle (90) described unbalance mass, (91) about the opposite side of described gantry post (94) on have another radial-axial bearing (96) respectively, described radial-axial bearing (96) is used for described shake table (4) is bearing in described uneven axle (90).
22. by the described device of claim 21, it is characterized in that, described radial-axial bearing (96) is bearing in another shell, this shell is connected with described shake table (4) securely, wherein said shake table (4) is for example with a kind of known fixing-unsteady-supporting structure can be rotated to support on described uneven spool (90), and described unbalance mass, (91) preferred arrangements is in the outside of described shake table (4).
23. by or multinomial described device in the claim 1 to 22, it is characterized in that, determine the size of described inner frame support (3) and outside framework support (2), make described inner frame support (3) be arranged in the inside of described outside framework support (2) fully and held by the latter.
24. by or multinomial described device in the claim 1 to 23, it is characterized in that, described shake table (4) has two sidewall contact pin (42) of extending vertically downward, described sidewall contact pin is connected on the described sidewall (41) especially alignedly, and preferably has the space (62) that is used to admit described uneven axle (90).
25. one or multinomial described device by in the claim 1 to 24 is characterized in that, described shake table (4) is about described vertical median surface (20) and/or horizontal median surface (16) symmetry.
26., it is characterized in that described deck plate (40), both sidewalls (41) and sidewall contact pin (42) have reinforcement (45) by claim 24 and/or 25 described devices.
27. by or multinomial described device in the claim 1 to 26, it is characterized in that, described deck plate (40) has clamping element (48), described clamping element (48) is used for fixing and is used for level and clamps foundry goods (80), is particularly useful for clamping the end regions (81,82) of back in other words of the front of described foundry goods (80).
28., it is characterized in that described clamping element (48) is about described horizontal median surface (16) arranged off-centre by the described device of claim 29.
29. by claim 27 and/or 28 described devices, it is characterized in that, described clamping element (48) has clamp (49) and jaw (51), wherein said clamp (49) is fixed on the surface (47) of described deck plate (40) with its base plate (50), and described jaw (51) has fishbolt (52).
30. one or multinomial described device by in the claim 1 to 29 is characterized in that, for described foundry goods (80) is clamped in vertical direction, go up at described shake table (4), preferably go up at described brace summer (43) and arrange at least one clamping device (53).
31. by the described device of claim 30, it is characterized in that, described clamping device (53) has the clamping plate (54 of two levels, 55), described two clamping plates (54,55) according to consistency from top to bottom, the mode that keeps spacing each other and can vertically move is mutually arranged, clamping plate (54) above wherein said are fixed on the described brace summer (43), and at described two clamping plates (54,55) be provided with inflatable clamping bellows (59) between, this clamp bellows (59) in the state of inflation with described two clamping plates (54,55) press off each other, and the clamping plate (55) below described are squeezed on the described foundry goods (80).
32. one or multinomial described device by in the claim 1 to 31 is characterized in that described device (1) has a knocking device (6).
33. by the described device of claim 32, it is characterized in that, described knocking device (6) has at least one vertically moving hammer (100) that knocks, and this knocks hammer (100) and then has a hollow cylinder, push rod and a vertical longitudinal axis (103).
34. by the described device of claim to 33, it is characterized in that, the described hammer (100) that knocks is arranged in inwards on the outside framework top struts (15) of back of biasing, especially is arranged on the carriage (105) that is connected with the medial surface (15b) of the outside framework top struts (15) of described back.
35. a device that is used for to the foundry goods decoring has
A) a square outside framework support (2) and a square inner frame support (3),
B) one be arranged in described inner frame support (3) shake table (4) inner, that be used for fixing at least one foundry goods (80) and
C) vibrating device (5), and a preferred knocking device (6),
It is characterized in that described inner frame support (3) is bearing on the described outside framework support (2) by means of described steel rope damper (34).
36. by the described device of claim 35, it is characterized in that described steel rope damper (34) is according to reaching about described horizontal median surface (16) symmetry about described vertical median surface (20) and keeping the mode of spacing to be fixed on described inner frame support (3) and the outside framework support (2) each other.
37. by claim 35 and/or 36 described devices, it is characterized in that, described steel rope damper (34) has two and keeps terminal board (34a) spacing, that have the space (34b) that is preferably circle in parallel with each other, and having the described steel wire rope of especially making (34c) by spring steel, wherein said steel wire rope (34c) passes described space (34b).
38. by the described device of claim 37, it is characterized in that, the upper side (35) that described steel rope damper (34) correspondingly is fixed on the inner frame side pillar (25) above described with its terminal board (34a) go up and described above the downside (36) of outside framework side pillar (11) on, and/or the downside (37) of the inner frame side pillar (26) below described go up and described below the upper side (38) of outside framework side pillar (12) on.
39. one kind is used for the method for decoring at least one foundry goods under situation about using by in the claim 1 to 38 or multinomial described device, it is characterized in that, load vertical and vibration level and acceleration to described foundry goods (80), the amplitude of wherein said vertical vibration or acceleration when correspondent frequency is identical obviously greater than the vibration of described level or the amplitude of acceleration.
40., it is characterized in that described vertical and vibration level or relative to each other dislocation in time of acceleration by the described method of claim 39.
41., it is characterized in that the ratio between the amplitude of described vertical vibration and the amplitude of horizontal vibration is in 3: 1 to 1.1: 1 the scope by claim 39 and/or 40 described methods, preferably be in 2: 1 to 1.3: 1 the scope.
42. one or multinomial described method by in the claim 39 to 41 is characterized in that, the ratio between the amplitude of described normal acceleration and the amplitude of horizontal acceleration is in 3: 1 to 1.1: 1 the scope, preferably is in 2: 1 to 1.3: 1 the scope.
43. one or multinomial described method by in the claim 39 to 42 is characterized in that, the described vertical vibration dislocation in time with level is 0.01 to 0.02 second, is preferably 0.014 to 0.016 second.
44. one or multinomial described method by in the claim 39 to 43 is characterized in that, the described vertical acceleration dislocation in time with level is 0.01 to 0.02 second, is preferably 0.014 to 0.016 second.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2004800447151A CN101107087A (en) | 2004-12-23 | 2004-12-23 | Core-removing device and core-removing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2004800447151A CN101107087A (en) | 2004-12-23 | 2004-12-23 | Core-removing device and core-removing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101107087A true CN101107087A (en) | 2008-01-16 |
Family
ID=39000521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2004800447151A Pending CN101107087A (en) | 2004-12-23 | 2004-12-23 | Core-removing device and core-removing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101107087A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101623755B (en) * | 2008-07-08 | 2012-04-18 | 通用汽车环球科技运作公司 | Method and system for internal cleaning of complex castings |
| CN102451886A (en) * | 2010-11-02 | 2012-05-16 | 江苏力源金河铸造有限公司 | Micro-vibration core blank crack removing device |
| CN110520231A (en) * | 2017-02-24 | 2019-11-29 | 费尔有限公司 | For destroying the device and method of the casting core of casting |
-
2004
- 2004-12-23 CN CNA2004800447151A patent/CN101107087A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101623755B (en) * | 2008-07-08 | 2012-04-18 | 通用汽车环球科技运作公司 | Method and system for internal cleaning of complex castings |
| CN102451886A (en) * | 2010-11-02 | 2012-05-16 | 江苏力源金河铸造有限公司 | Micro-vibration core blank crack removing device |
| CN110520231A (en) * | 2017-02-24 | 2019-11-29 | 费尔有限公司 | For destroying the device and method of the casting core of casting |
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