CN103752775A - Machine for manufacturing sandbox-free sand mold - Google Patents
Machine for manufacturing sandbox-free sand mold Download PDFInfo
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- CN103752775A CN103752775A CN201310627340.2A CN201310627340A CN103752775A CN 103752775 A CN103752775 A CN 103752775A CN 201310627340 A CN201310627340 A CN 201310627340A CN 103752775 A CN103752775 A CN 103752775A
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- stripper plate
- cope
- molding sand
- drag box
- sand
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Abstract
The invention relates to a molding machine (1) for manufacturing a sandbox-free sand mold. The molding machine (1) comprises a lower sandbox (3), an upper sandbox (2), a lower modeling-sand squeezing plate (6) correlated to the lower sandbox (3), and an upper modeling-sand squeezing plate (5); the upper modeling-sand squeezing plate is inserted into the upper sandbox (2); the lower sandbox (3), the upper sandbox (2), the lower modeling-sand squeezing plate (6) and the upper modeling-sand squeezing plate (5) are arranged to be rotated between a horizontal and a vertical position; the lower sandbox (3) and the upper sandbox (2) are arranged to be movable relatively towards one another and away from one another; the lower sandbox (3), the upper sandbox (2), the lower modeling-sand squeezing plate (6) and the upper modeling-sand squeezing plate (5) guided for the relative movement by a common set of guide rods (7), so that the alignment procedure for the components is significantly facilitated.
Description
Originally divide an application is to be that its international application no of 200780042133.3(is PCT/IB2007/001707 based on application number), the applying date is dividing an application of on June 25th, 2007, the denomination of invention Chinese patent application that is " for the manufacture of the machine of flaskless moulds ".
Technical field
The present invention relates to type described in a kind of preamble as claimed in claim 1, for the manufacture of the machine of flaskless moulds.
Background technology
The sand mold that document EP1161319 discloses a kind of the above-mentioned type forms machine.This molding machine is such type, and wherein, cope, template and drag box can rotate over 90 ° between horizontal level and upright position.Horizontal level with before sand loading and compaction step, template is inserted between cope and drag box and is associated, and with after sand loading and compaction step, remove template and discharge molding sand and mo(u)ld bottom half sand facies associated.Sand loading and compaction step are carried out in the situation that cope, drag box and template are in vertical position.The cope with cope stripper plate is supported by swing frame with the drag box with drag box stripper plate, and together rotation between horizontal level and upright position, and the relative motion of upper molding sand stripper plate, drag box and lower molding sand stripper plate guides by independent guide rod respectively, and cope keeps fixing with respect to swing frame.Like this, by swing frame, provide alignment function with the guide rod being connected with it, and independent compression frame for transmit compression to sand relevant relatively energetically.
This structure relative complex, and in the assembling process of machine, needs spended time for the alignment of each guide rod of each movable part (being drag box, upper molding sand stripper plate, lower molding sand stripper plate and template).
Summary of the invention
According to the prior art, the molding machine that the object of this invention is to provide a kind of the above-mentioned type, for this molding machine, its reduced complexity, alignment procedure is only restricted to homogeneous group guide rod, and the guide rod of described group preferably includes two such bars, and these objects realize by the molding machine of described type, according to the present invention, this molding machine also comprises the feature described in the characteristic of claim 1.By this device, the alignment procedure of complexity and guide rod is simplified, and molding machine can manufacture relative compact, the confined space that only need to be in production equipment.
By known other preferred feature and the advantage of description below, will be shown in the dependent claims.
Accompanying drawing explanation
Description below describes part in detail, with reference to the present invention shown in accompanying drawing, for the manufacture of the embodiment of the present invention of the molding machine of flaskless moulds, introduces in more detail the present invention, in accompanying drawing:
Fig. 1 has represented according to the preferred embodiment of the rotatable part of molding machine of the present invention;
Fig. 2 has represented machine same parts from the side;
Fig. 3 has represented along the cutaway view of the line III-III in Fig. 2;
Fig. 4 has represented the perspective view of the preferred embodiment of the molding machine in preparation position of rotation, wherein, template is between cope and drag box, and upper molding sand stripper plate and lower molding sand stripper plate are forming the position of chamber for definite sand mold, and they are all positioned at horizontal level;
Fig. 5 has represented molding machine, and wherein, rotatable part rotates to the upright position of preparing sand loading;
Fig. 6 has represented that molding machine returns to horizontal level and opens, to can take out template;
Fig. 7 has represented molding machine, and wherein, template is removed, and still in an open position, to core can be inserted in sand mold;
Fig. 8 has represented that molding machine is in contact with one another to prepare to take out the position of final sand mold parts in cope and drag box;
Fig. 9 has represented the position of molding machine when having taken out and being placed on mo(u)ld bottom half sand stripper plate from cope and drag box when sand mold parts;
Figure 10 represented molding machine in lower molding sand stripper plate the position when vertical axis rotates, wherein take out arm and tilt to allow this rotation;
Figure 11 has represented molding machine, wherein, takes out arm and returns to horizontal level, prepares to take out final sand mold parts; And
Figure 12 has represented molding machine, and wherein, final sand mold parts are taken out to the sidepiece of machine.
The specific embodiment
Shown in Fig. 4, for the manufacture of the machine of flaskless moulds, be provided with basic framework 15, other parts of these basic framework 15 carrying machines.Machine comprises the rotatable part shown in Fig. 1-3, and these rotatable parts are rotatably installed on basic framework 15 by the bearing 12 being associated with cope 2.In Fig. 4-12, a part for framework 15 excision, to can see the basic element of character of machine.Piston cylinder unit 13 be connected to framework 15 and the tie point 14 that is associated with cope 2 between, for the tie point 14 of piston cylinder unit 13, be positioned at from bearing 12 suitable distance places, for providing, rotatablely move.
Preferably as shown in Figure 3, cope 2 is provided with the linear bearing 20 for guide rod 7, and therefore, this guide rod 7 can rotate along with the rotation of cope 2.At the upper end of guide rod 7, bar 8 is connected between the upper end of two guide rods 7, described bar 8 support pressure cylinders 9, and the piston rod of this pressure cylinder 9 is connected with upper molding sand stripper plate 5, for compressing sand mold.
When rotatable system is in vertical position, as shown in Figure 5, in one group of pole 10(Fig. 1 and 3, only represent one) be positioned to as shown in Fig. 1 and 3.In this position, by pressure cylinder 9, make upper molding sand stripper plate 5 to the interior motion of cope 2 and make bar 8 and guide rod 7 moves in opposite directions the compression of carrying out sand, therefore, pole 10 engages with bar 11 and engages with the re-spective engagement point on linear bearing 22 for lower molding sand stripper plate 6, thereby make lower molding sand stripper plate 6 to the interior motion of drag box 3, therefore the sand of cope 2 and drag box 3 inside is compressed around template 4, this template 4 is inserted between these two sandboxes.
Template 4 can enter and shift out the space between cope 2 and drag box 3 by template motion 19, this template motion 19 comprises guide rail 28, for the horizontal movement of template 4 is provided, described guide rail 28 is connected with the piston cylinder unit 26b for this motion, described template motion 19 is also connected with cope 2 by guide rod 27, and this guide rod 27 provides the possibility that template is moved along the direction of guide rod 7 by the piston cylinder unit 26a connecting between template motion 19 and cope 2.Template motion 19 comprises appropriate device, engages and support this template 4 when entering and shifting out the space between cope 2 and drag box 3 when template, and for when template is held in place between cope 2 and drag box 3 and template 4 disengagements.
Lower molding sand stripper plate 6 is connected with the linear bearing 22 for lower molding sand stripper plate by pivot, this pivot is pivotable (when providing described pivoting action by piston cylinder unit 30) on bearing 31, and described pivoting action makes the motion between normal position (for coordinating with drag box 3) and position as shown in FIG. 10 and 11 (discharging from molding machine 1 in side direction for the flaskless moulds that makes to manufacture) of lower molding sand stripper plate 6.The flaskless moulds of manufacturing is discharged by unloading device 18, this unloading device 18 comprises taking-up arm 32, this take out arm by piston cylinder unit 33 and between horizontal level and upright position pivotable, and move between the position of molding machine 1 inside and the position of molding machine 1 outside by piston cylinder unit 34.
Upper molding sand stripper plate 5 provides by the piston cylinder unit 23 connecting between cope 2 and bar 8 with respect to the correct location of cope 2, thereby molding sand stripper plate 5, bar 8 and guide rod 7 are located with respect to cope.Therefore, piston cylinder unit 24 connects between cope 2 and drag box 3, and for locating drag box, and piston cylinder unit 25 connects between cope 2 and lower molding sand stripper plate 6, for to its location.
Below with reference to Fig. 4-12, introduce by machine of the present invention and carry out the molded manufacture method that comprises the flaskless moulds of two halves sand mold.
Operating sequence starts from the state shown in Fig. 4, and wherein, sandbox is horizontal, and template 4 is inserted between cope 2 and drag box 3.And upper molding sand stripper plate 5 and lower molding sand stripper plate 6 insert respectively in cope 2 and drag box 3, therefore determined the sand mold chamber in sandbox inside.In next step, rotatable system is by hydraulic cylinder 13 and from horizontal level half-twist to upright position, as shown in Figure 5.At this moment sand loading system 16 is connected with the sand loading opening 29 of each sandbox.In step subsequently, still in the position shown in Fig. 5, by supply with sand from sand loading system 16, make half sand mold formation space cope 2 and drag box 3 fill sand.
Then, the sand packing into compresses by upper molding sand stripper plate 5 and lower molding sand stripper plate 6 are further pressed into respectively in cope 2 and drag box 3.This compression provides by pressure cylinder 9, as previously mentioned.Therefore, cope and drag box are undertaken molded by compression in cope 2 and drag box 3.
After completing extruding, the rotatable portion of machine from upright position back half-twist to its starting position, in this starting position, cope 2 and the horizontal level of drag box 3 in them, substantially as shown in Figure 4.At next step, drag box 3 and stripper plate 6 together reduce, and template 4 reduces, to be in the position between cope 2 and drag box 3, as shown in Figure 6, thereby make template 4 separated with cope 2 by reducing, be still placed on drag box 3 simultaneously, until template motion 19 engages with template 4, thereby make template 4 separated with drag box 3.In next step, template 4 is return from the space between cope 2 and drag box 3 by hydraulic cylinder 26b, and moves up to the position shown in Fig. 7 by hydraulic cylinder 26a.Drag box 3 and lower molding sand stripper plate 6 together raise, until the upper surface of drag box 3 contacts with the basal surface of cope 2, thereby make the sand mold surface of molding sand and the sand mold Surface Contact of lower molding sand.Then go up molding sand and lower molding sand is overlapping, as shown in Figure 8.
Then, upper molding sand stripper plate 5 reduces by piston cylinder unit 23, to make molding sand separated with drag box 3 with cope 2 with lower molding sand.Lower molding sand stripper plate 6 reduces by piston cylinder unit 25 simultaneously, and lower molding sand stripper plate 6 is used as the platen (this sand mold package 36 comprises overlapping upper molding sand and lower molding sand sand mold) of sand mold package 36, and sand mold package 36 is moved downward to the position shown in Fig. 9.
Subsequently, take out arm 32 and tilt to the position shown in Figure 10 by piston cylinder unit 33, and lower molding sand stripper plate 6 rotates to the position shown in Figure 10, described rotation makes lower molding sand stripper plate rotate and provide around the bearing 31 being associated with lower molding sand stripper plate 6 by piston cylinder unit 30.After rotating like this, take out arm 32 and transfer back to the position shown in Figure 11 by piston cylinder unit 33, so, piston cylinder unit 34 is actuated, to sand mold package 36 is taken out to the position that sand mold forms machine sidepiece, as shown in Figure 12, in this position, sand mold package 36 can further be delivered to cast unit in the independent induction system for this object.
Subsequently or later before transmitting next sand mold, taking-up arm 32 is back to its starting position, and lower molding sand stripper plate 6 goes back to into drag box 3 and aligns, then, drag box 3 reduces, to template 4 can be inserted between cope 2 and drag box 3, then, drag box 3, lower molding sand stripper plate 6 and template 4 arrive the position shown in Fig. 4, prepare the new circulation of molding machine.
At this moment machine arrives its starting position, and as the part of cycling and prepare to manufacture next sand mold, this cycling repeats, for the batch production of flaskless moulds.
Although described above-described embodiment in detail, those skilled in the art can be in the situation that the scope of the claim below not departing from be carried out multiple variation.The selectable location of the pressure cylinder 9 that these variations comprise the selectable location of the bearing 12 that for example will be associated from drag box 3, for example will be connected with lower molding sand stripper plate 6, use other motion different with described hydraulic cylinder that the relative motion of different parts, such as pneumatic linear actuator or electric Linear actuator etc. are provided.
List of reference characters
1 sand mold for the manufacture of flaskless moulds forms machine
2 copes
3 drag boxs
4 templates (match plate)
Molding sand stripper plate on 5
6 times molding sand stripper plates
7 guide rods
8 connect the bar of guide rod 7 and support pressure cylinder 9
9 for compressing the pressure cylinder of sand mold
10 poles
The bar of 11 ends at guide rod 7 for engaging with pole 10
12 bearings that rotatablely move for rotatable system
13 piston cylinder unit for rotatablely moving
14 connectors for piston cylinder unit 13
15 frameworks
16 sand loading systems
17 axis that rotatablely move for rotatable system
18 unloading devices
19 template motions
20 linear bearings for cope
21 linear bearings for drag box
22 linear bearings for lower molding sand stripper plate
The piston cylinder unit of 23 relative motions for upper molding sand stripper plate
The piston cylinder unit of 24 relative motions for drag box
The piston cylinder unit of 25 relative motions for lower molding sand stripper plate
26a, b is for the piston cylinder unit of the relative motion of template
27 guide rods for template motion 19
28 guide rails for template motion 19
29 sand loading openings
The 30 piston cylinder unit that rotatablely move for lower molding sand stripper plate
31 bearings that rotatablely move for lower molding sand stripper plate
32 take out arm
33 for making to take out the piston cylinder unit that arm 32 tilts
34 take out arm 32 motions to take out the overlapping upper molding sand of manufacture and the piston cylinder unit of lower molding sand for making
35 bars for lower molding sand stripper plate 6
36 sand mold packages
Claims (9)
1. the molding machine for the manufacture of flaskless moulds (1), it comprises:
Drag box (3) and cope (2);
Can insert the lower molding sand stripper plate (6) in described drag box (3); And
Upper molding sand stripper plate (5), described upper molding sand stripper plate can insert in described cope (2);
Described drag box (3), described cope (2), described lower molding sand stripper plate (6) and described upper molding sand stripper plate (5) are all arranged to rotate between horizontal level and upright position, described drag box (3) and described cope (2) be arranged to move toward each other and mutually away from;
It is characterized in that: described drag box (3), described cope (2), described lower molding sand stripper plate (6) and described upper molding sand stripper plate (5) guide their relative motion by two guide rods (7) of common group, described cope (2) is provided with the linear bearing (20) for guide rod (7), and described drag box (3) is connected with guide rod (7) by other linear bearing (21).
2. molding machine according to claim 1, is characterized in that: described two guide rods (7) are positioned in the symmetrical plane of described cope (2) and described drag box (3).
3. according to the molding machine described in aforementioned any one claim, it is characterized in that: it also comprises that described telecontrol equipment is located symmetrically with respect to described cope (2), described drag box (3), described upper molding sand stripper plate (5) and described lower molding sand stripper plate (6) for making the telecontrol equipment (23,24,25) of described cope (2), described drag box (3), described upper molding sand stripper plate (5) and described lower molding sand stripper plate (6) relative positioning.
4. molding machine according to claim 1 and 2, it is characterized in that: it comprises the bearing rotatablely moving (12) for described drag box (3), described cope (2), described lower molding sand stripper plate (6) and described upper molding sand stripper plate (5), described bearing is associated with described cope (2).
5. molding machine according to claim 1 and 2, it is characterized in that: described guide rod (7) is mounted to respect to described cope (2), described drag box (3), described lower molding sand stripper plate (6) and described upper molding sand stripper plate (5) and floats, and for compressing the pressure cylinder (9) of sand mold, be connected between described upper molding sand stripper plate (5) and bar (8), described bar (8) is arranged between the end of close described upper molding sand stripper plate (5) of described guide rod (7).
6. molding machine according to claim 5, is characterized in that: it also comprises for the compaction process at described sand mold makes described lower molding sand stripper plate (6) fixture fixing with respect to described guide rod (7) (10,11).
7. molding machine according to claim 6, it is characterized in that: for making the described lower molding sand stripper plate described fixture fixing with respect to described guide rod (10,11) comprise pole (10), in the compaction process of described sand mold, described pole (10) is positioned between described lower molding sand stripper plate (6) and bar (11), and described bar (11) is arranged on the end of the close described lower molding sand stripper plate (6) of described guide rod (7).
8. molding machine according to claim 1 and 2, it is characterized in that: it comprises template motion (19), described template motion (19) is arranged on described guide rod (7), or be arranged on the independent guide rod (27) being connected with described cope (2), described template motion (19) comprises piston cylinder unit (26a, 26b), described piston cylinder unit (26a, 26b) for make template (4) insert or during retracted state as described in cope (2) and as described in the horizontal level of drag box (3) seen enter and shift out as described in cope (2) and as described in space between drag box (3) and make as described in template move up and down.
9. molding machine according to claim 1 and 2, it is characterized in that: described drag box stripper plate (6) is for receiving final sand mold, and be mounted to around the axis rotation parallel with described guide rod (7), for final sand mold being discharged from described molding machine in side direction along proper orientation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310627340.2A CN103752775B (en) | 2007-06-25 | 2007-06-25 | For manufacturing the machine of flaskless moulds |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310627340.2A CN103752775B (en) | 2007-06-25 | 2007-06-25 | For manufacturing the machine of flaskless moulds |
| CNA2007800421333A CN101605620A (en) | 2007-06-25 | 2007-06-25 | Be used to make the machine of flaskless moulds |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007800421333A Division CN101605620A (en) | 2007-06-25 | 2007-06-25 | Be used to make the machine of flaskless moulds |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103752775A true CN103752775A (en) | 2014-04-30 |
| CN103752775B CN103752775B (en) | 2018-02-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310627340.2A Active CN103752775B (en) | 2007-06-25 | 2007-06-25 | For manufacturing the machine of flaskless moulds |
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| Country | Link |
|---|---|
| CN (1) | CN103752775B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107755646A (en) * | 2016-08-15 | 2018-03-06 | 科华控股股份有限公司 | A kind of Multi-point floating pressing device of shell mould die joint bonding contact |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB567268A (en) * | 1943-07-16 | 1945-02-06 | Wallwork Gears Ltd | Improvements in foundry moulding machines |
| CN1048511A (en) * | 1989-07-06 | 1991-01-16 | 丹斯克工业联合有限公司 | The mold pressing chamber component that has sliding bearing, the forcing press that the compacting model element is used |
| WO2001072450A1 (en) * | 2000-03-29 | 2001-10-04 | Georg Fischer Disa A/S | Moulding machine for producing flaskless moulds and methods for operating said machine |
| CN1335794A (en) * | 1999-02-23 | 2002-02-13 | 迪萨工业有限公司 | Machine for producing flaskless moulds |
| CN1929938A (en) * | 2004-01-20 | 2007-03-14 | 新东工业株式会社 | Frame for molding machine and method of molding using the frame |
-
2007
- 2007-06-25 CN CN201310627340.2A patent/CN103752775B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB567268A (en) * | 1943-07-16 | 1945-02-06 | Wallwork Gears Ltd | Improvements in foundry moulding machines |
| CN1048511A (en) * | 1989-07-06 | 1991-01-16 | 丹斯克工业联合有限公司 | The mold pressing chamber component that has sliding bearing, the forcing press that the compacting model element is used |
| CN1335794A (en) * | 1999-02-23 | 2002-02-13 | 迪萨工业有限公司 | Machine for producing flaskless moulds |
| WO2001072450A1 (en) * | 2000-03-29 | 2001-10-04 | Georg Fischer Disa A/S | Moulding machine for producing flaskless moulds and methods for operating said machine |
| CN1929938A (en) * | 2004-01-20 | 2007-03-14 | 新东工业株式会社 | Frame for molding machine and method of molding using the frame |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107755646A (en) * | 2016-08-15 | 2018-03-06 | 科华控股股份有限公司 | A kind of Multi-point floating pressing device of shell mould die joint bonding contact |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103752775B (en) | 2018-02-02 |
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Effective date of registration: 20210326 Address after: No. 508, Changjiang North Road, Xinbei District, Changzhou City, Jiangsu Province Patentee after: DISA (CHANGZHOU) MACHINERY Co.,Ltd. Address before: Tanba Kaiai Patentee before: DISA INDUSTRIES A/S |
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