CN109746401A - A kind of lost foam casting sandbox - Google Patents
A kind of lost foam casting sandbox Download PDFInfo
- Publication number
- CN109746401A CN109746401A CN201910192327.6A CN201910192327A CN109746401A CN 109746401 A CN109746401 A CN 109746401A CN 201910192327 A CN201910192327 A CN 201910192327A CN 109746401 A CN109746401 A CN 109746401A
- Authority
- CN
- China
- Prior art keywords
- mainboard
- sandbox
- plate
- plates
- connecting plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 244000035744 Hura crepitans Species 0.000 title claims abstract description 97
- 238000010114 lost-foam casting Methods 0.000 title claims abstract description 18
- 238000003780 insertion Methods 0.000 claims description 14
- 230000037431 insertion Effects 0.000 claims description 14
- 239000003110 molding sand Substances 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 2
- 238000005266 casting Methods 0.000 abstract description 55
- 238000005516 engineering process Methods 0.000 abstract description 2
- 239000004576 sand Substances 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 125000005647 linker group Chemical group 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Landscapes
- Casting Devices For Molds (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention belongs to Technology of EPC field, specifically a kind of lost foam casting sandbox, including sandbox ontology, and sandbox ontology is hollow structure, for placing mold；The sandbox ontology includes cabinet and bottom；The cabinet is made of the first mainboard and the second mainboard, and is connected between the first mainboard and the second mainboard by link block；The link block includes No.1 connecting plate and No. two connecting plates；Hinged between the No.1 connecting plate and one end of No. two connecting plates, the other end of No.1 connecting plate and the first mainboard are hinged, and the other end of No. two connecting plates and the second mainboard are hinged.The present invention is used cooperatively by the first mainboard, the second mainboard and link block, sandbox ontology can be expanded and be reduced, and the length of sandbox ontology can be increased using No.1 connecting plate and No. two connecting plates, so that sandbox ontology is suitable for the casting of different length, width and height, sandbox ontology is increased to the scope of application of a variety of casting.
Description
Technical field
The invention belongs to Technology of EPC field, specifically a kind of lost foam casting sandbox.
Background technique
Lost foam casting (also known as cavityless casting) is by paraffin similar with casting dimension shape or bubbles model bonding group
Synthetic model cluster is embedded in vibration molding in drystone sand, is poured under negative pressure, make model gas after brushing fireproof coating and drying
Change, liquid metals occupies modal position, and the novel casting method of casting is formed after solidification is cooling.When carrying out cast casting, need
Sandbox is used to work, however, sandbox is when in use, the size difference of casting is needed using various sizes of sandbox, from
And cause inconvenient for use, reduce working efficiency.
Also occurs the technical solution of some lost foam castings in the prior art, as application No. is 2018102228097
One Chinese patent discloses a kind of lost foam casting sandbox, including sandbox ontology, it is characterised in that further includes annular negative pressure cavity
Body, bottom vacuum cavity, the first orifice plate, the second orifice plate, third orifice plate, the sandbox ontology top end opening, inside are founder
Make chamber, the annular vacuum cavity is set to around the lateral surface of sandbox ontology, is equipped with N number of, and the bottom vacuum cavity is set to sand
Case body bottom portion is equipped with the first communicating pipe, institute between the N number of annular vacuum cavity in the middle part of four sides of Yu Suoshu sandbox ontology
It states N number of annular vacuum cavity outer wall and the first communicating pipe corresponding position is equipped with opening, N number of annular vacuum cavity is interconnected.
Although the technical solution ensure that lost foam casting sandbox using the multiple interconnected vacuum cavity designs in five faces
Interior negative pressure is uniform, good quality of product, while gas circuit cleaning button is equipped on each vacuum cavity outer wall, can be very square after work
Just it opens inside gas circuit cleaning button cleaning negative pressure cavity, reduces the labor intensity of worker.But such sandbox when in use without
Method is effectively adjusted according to volume of the size of casting to sandbox, needs to be cast using different sandboxes, inconvenient for use,
Workload is increased, for this purpose, propose a kind of lost foam casting sandbox, it is easy to use suitable for the casting of different size.
Summary of the invention
In order to make up for the deficiencies of the prior art, a kind of lost foam casting sandbox proposed by the present invention, can be main by first
Plate, the second mainboard and link block are used cooperatively, and can sandbox ontology be expanded and be reduced, and utilize No.1 connecting plate and No. two
Connecting plate can increase the length of sandbox ontology, so that sandbox ontology is suitable for the casting of different length, width and height, increase
The scope of application of sandbox ontology.
The technical solution adopted by the present invention to solve the technical problems is: a kind of lost foam casting sand of the present invention
Case, including sandbox ontology, and sandbox ontology is hollow structure, for placing mold；The sandbox ontology includes cabinet and bottom；
The cabinet is made of the first mainboard and the second mainboard, and is connected between the first mainboard and the second mainboard by link block；Institute
Stating link block includes No.1 connecting plate and No. two connecting plates；Hinged between the No.1 connecting plate and one end of No. two connecting plates, No.1 connects
The other end of plate and the first mainboard are hinged, and the other end of No. two connecting plates and the second mainboard are hinged.
When work, sandbox ontology is just being put, the preparation cast, at this point, using sandbox ontology can to length and
The big casting of width is cast, and when the length and width for the model for needing to cast is small, pushes the first mainboard and the second mainboard
It is close to each other, at this point, the No.1 connecting plate and No. two connecting plates in link block generate rotation, adjacent No.1 connecting plate and No. two companies
Plate is close to each other, and link block folds, so that the side of the first mainboard and the second mainboard is close to each other, so that sandbox
Ontology can be expanded and be reduced in length and width, so as to cast the casting of different length and width, be increased
Sandbox ontology reduces the usage amount of molding sand to the scope of application of plurality of specifications casting, reduces workload.
Preferably, the No.1 connecting plate and No. two connecting plates offer No.1 dovetail groove close to one section of hinge joint of side,
And No.1 dovetail groove is used to connect with the insertion of No.1 fixing buckle, makes to be connected firmly between No.1 connecting plate and No. two connecting plates.
When work, when the numerical value of the height of casting is big, the second mainboard is pulled to move horizontally, so that link block stretches,
At this point, No.1 connecting plate and No. two connecting plates are in same plane, the stretching, extension of sandbox ontology is elongated, and sandbox ontology is enabled to pass through increasing
Lengthening degree is cast in the big casting of height, so that the scope of application of the sandbox ontology to the casting for not having to height is increased,
Meanwhile connecting No.1 fixing buckle and the insertion of No.1 dovetail groove, so that being carried out at the articulated position of No.1 connecting plate and No. two connecting plates
It grips, No.1 connecting plate is avoided to rotate with No. two connecting plates, so that No.1 connecting plate and No. two connecting plate bonding strengths are improved,
Be conducive to improve the efficiency of casting.
Preferably, the sandbox ontology may be provided with multiple, and pass through No. two fixing buckle connections between multiple sandbox ontologies；
The other side of the No.1 connecting plate offers No. two dovetail grooves at the position of hinge joint；No. two dovetail grooves are used for and two
Number fixing buckle insertion connection splices two link blocks.
When work, when needing while casting multiple casting, by phase between the folded sandbox ontology of multiple link blocks
Mutually splicing took No. two fixing buckles and No. two dovetail groove insertions to connect, so that be connected firmly between two adjacent No.1 connecting plates,
To improve the intensity at two neighboring sandbox ontology link position, two sandbox ontologies adjacent in casting process point are avoided
From, cause casting to damage, to reduce the proportion of goods damageds, saves cost, meanwhile, it is applied in combination, is subtracted using multiple sandbox ontologies
Lack the usage amount of required sandbox ontology, improves working efficiency.
Preferably, No. three dovetail grooves, and arbitrary neighborhood are offered on the side of first mainboard and the second mainboard
One mainboard is connected with insert plate by No. three dovetail grooves between one end corresponding with the second mainboard；The insert plate is for preventing
Only molding sand enters the inside of link block.
When work, when the link block on sandbox ontology folds, there are gap, benefits between No.1 connecting plate and No. two connecting plates
With connection is embedded between insert plate and No. three dovetail grooves, the gap between No.1 connecting plate and No. two connecting plates is protected, in this way
It can be avoided molding sand to leak to the gap between two connecting plates, so that the molding sand for guaranteeing that casting uses does not flow, to improve
The quality of cast casting, thereby reduces rejection rate.
Preferably, the bottom is made of No.1 bottom plate and No. two bottom plates；There are two the inside settings of the No.1 bottom plate
No.1 expansion plate, the middle part of No.1 bottom plate two sides is hinged with No. two bottom plates, and there are two two for the inside setting of No. two bottom plates
Number expansion plate.
When work, when the numerical value of the length and width of casting is big, need the link block stretching, extension on sandbox ontology, sand
Volume on the inside of case ontology increases, at this point, by the inside of No.1 bottom plate and No. two bottom plates No.1 expansion plate and No. two expansion plates it is equal
It pulls out and fixes, so that the effective area of bottom is increased, when the numerical value of the length and width of casting is small, by No.1 expansion plate
It is separately recovered with No. two expansion plates to the inside of No.1 bottom plate and No. two bottom plates, and two No. two bottom plates is overturn to No.1 bottom plate
Back side the effective area of bottom can be adjusted in this way so that the effective area of bottom reduces, it is easy to use.
Preferably, magnet strip is provided on No. two bottom plates；The quantity of the magnet strip is two, two magnet strip difference
It is connected with a side on No. two bottom plates far from No.1 bottom plate, two magnet strips are for making two No. two bottom plates be connected firmly.
When work, when overturning two No. two bottom plates to the back side of No.1 bottom plate, two No. two bottom plates be away from each other one
It is close to each other between side, two magnet strips to corresponding side be synonyms pole so that being connected between two magnet strips
Securely, the position of two No. two bottom plates is limited, to improve the stability of two No. two bottom plates.
Beneficial effects of the present invention are as follows:
1. the present invention to connect between the first mainboard and the second mainboard by being provided with No.1 connecting plate and No. two connecting plates, this
Sample can be rotated by No.1 connecting plate and No. two connecting plates so that sandbox ontology can carry out expanding in length and width with
The adjustment of diminution increases sandbox ontology and fits to plurality of specifications casting so as to cast the casting of different length and width
Use range；By being connected using No.1 fixing buckle and the insertion of No.1 dovetail groove, so that being connected between No.1 connecting plate and No. two connecting plates
Securely, enable sandbox ontology by increasing length, the casting big to height is cast, to increase sandbox ontology pair
Without the scope of application of the casting of height, and No.1 connecting plate and No. two connecting plate bonding strengths are improved, improves the efficiency of casting.
2. the present invention is connected using No. two fixing buckles and No. two dovetail groove insertions, so that mutually interconnecting between multiple sandbox ontologies
It connects, is applied in combination, improve work efficiency；By being connected using insertion between insert plate and No. three dovetail grooves, to No.1 connecting plate
Gap between No. two connecting plates is protected, and be can be avoided molding sand in this way and is leaked to the gap between two connecting plates, to guarantee
It casts the molding sand used not flow, improves the quality of cast casting, reduce rejection rate.
3. the present invention is by hinged between No.1 bottom plate and No. two bottom plates, and the inside of No.1 bottom plate and No. two bottom plates difference
It is provided with No.1 expansion plate and No. two expansion plates, is cooperated using No.1 bottom plate, No. two bottom plates, No.1 expansion plate and No. two expansion plates
It uses, the effective area of bottom can be adjusted, it is easy to use；Made between two No. two bottom plates using two magnet strips
It is connected firmly, improves the stability of two No. two bottom plates.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings.
Fig. 1 is main view of the invention；
Structural schematic diagram when Fig. 2 is two sandbox ontology splicings；
Structural schematic diagram when Fig. 3 is the elongation of sandbox ontology；
Fig. 4 is the side schematic view of bottom；
Fig. 5 is the diagrammatic cross-section in Fig. 4 at A-A；
In figure: sandbox ontology 1, cabinet 2, the first mainboard 21, the second mainboard 22, bottom 3, No.1 bottom plate 31, No.1 are flexible
The bottom plate 32, two of plate 311, two expansion plate 321, magnet strip 322, link block 4, No.1 connecting plate 41, No. two connecting plates 42, No.1
The dovetail groove 6, three of dovetail groove 5, two dovetail groove 7, No.1 fixing buckle 8, No. two fixing buckles 9, insert plates 10.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific embodiment is closed, the present invention is further explained.
As shown in Figures 1 to 5, a kind of lost foam casting sandbox, including sandbox ontology 1, and sandbox ontology 1 is hollow knot
Structure, for placing mold；The sandbox ontology 1 includes cabinet 2 and bottom 3；The cabinet 2 is by the first mainboard 21 and the second mainboard
22 compositions, and connected between the first mainboard 21 and the second mainboard 22 by link block 4；The link block 4 connects including No.1
Plate 41 and No. two connecting plates 42；It is hinged between the No.1 connecting plate 41 and one end of No. two connecting plates 42, the other end of No.1 connecting plate 41
It is hinged with the first mainboard 21, the other end of No. two connecting plates 42 with the second mainboard 22 hingedly.
When work, sandbox ontology 1 is just being put, the preparation cast, at this point, can be to length using sandbox ontology 1
Big casting is cast with width, when the length and width for the model for needing to cast is small, pushes the first mainboard 21 and second
Mainboard 22 is close to each other, at this point, the No.1 connecting plate 41 and No. two connecting plates 42 in link block 4 generate rotation, adjacent No.1
Connecting plate 41 and No. two connecting plates 42 are close to each other, and link block 4 folds, so that the side of the first mainboard 21 and the second mainboard 22
It is close to each other, so that sandbox ontology 1 can be expanded and be reduced in length and width, so as to cast different length
The casting of degree and width, increases sandbox ontology 1 to the scope of application of plurality of specifications casting, and reduce the usage amount of molding sand,
Reduce workload.
The No.1 connecting plate 41 and No. two connecting plates 42 offer No.1 dovetail groove 5 close to one section of hinge joint of side, and
No.1 dovetail groove 5 is used to connect with the insertion of No.1 fixing buckle 8, makes to be connected firmly between No.1 connecting plate 41 and No. two connecting plates 42.
When work, when the numerical value of the height of casting is big, the second mainboard 22 is pulled to move horizontally, so that link block 4 is stretched
Exhibition, at this point, No.1 connecting plate 41 and No. two connecting plates 42 are in same plane, sandbox ontology 1 stretch it is elongated so that sandbox ontology 1
Can be by increasing length, the casting big to height is cast, to increase sandbox ontology 1 to the casting for not having to height
The scope of application, meanwhile, No.1 fixing buckle 8 and the insertion of No.1 dovetail groove 5 are connected, so that No.1 connecting plate 41 and No. two connecting plates 42
It is gripped at articulated position, No.1 connecting plate 41 is avoided to rotate with No. two connecting plates 42, to improve No.1 connecting plate
41 and No. two 42 bonding strengths of connecting plate, be conducive to the efficiency for improving casting.
The sandbox ontology 1 may be provided with multiple, and be connected between multiple sandbox ontologies 1 by No. two fixing buckles 9；It is described
The other side of No.1 connecting plate 41 offers No. two dovetail grooves 6 at the position of hinge joint；No. two dovetail grooves 6 are used for and two
Number fixing buckle 9 insertion connection splices two link blocks 4.
It, will be between the folded sandbox ontology 1 of multiple link blocks 4 when needing while casting multiple casting when work
Mutually splicing took No. two fixing buckles 9 and No. two insertions of dovetail groove 6 to connect, so that connecting between two adjacent No.1 connecting plates 41
It connects securely, to improve the intensity at two neighboring 1 link position of sandbox ontology, avoids two sand adjacent in casting process
Case ontology 1 separates, and causes casting to damage, to reduce the proportion of goods damageds, has saved cost, meanwhile, utilize 1 group of multiple sandbox ontologies
It closes and uses, reduce the usage amount of required sandbox ontology 1, improve working efficiency.
No. three dovetail grooves 7, and arbitrary neighborhood first are offered on the side of first mainboard 21 and the second mainboard 22
Insert plate 10 is connected with by No. three dovetail grooves 7 between the one end corresponding with the second mainboard 22 of mainboard 21；The insert plate
10 for preventing molding sand from entering the inside of link block 4.
When work, when on sandbox ontology 1 link block 4 fold when, between No.1 connecting plate 41 and No. two connecting plates 42 there are
Gap is connected using being embedded between insert plate 10 and No. three dovetail grooves 7, to the gap between No.1 connecting plate 41 and No. two connecting plates 42
It is protected, can be avoided molding sand in this way and leak to the gap between two connecting plates, so that the molding sand for guaranteeing that casting uses does not occur
Flowing, to improve the quality of cast casting, thereby reduces rejection rate.
The bottom 3 is made of No.1 bottom plate 31 and No. two bottom plates 32；There are two the inside settings of the No.1 bottom plate 31
No.1 expansion plate 311, the middle part of 31 two sides of No.1 bottom plate are hinged with No. two bottom plates 32, and the inside setting of No. two bottom plates 32
There are two No. two expansion plates 321.
When work, when the numerical value of the length and width of casting is big, need to stretch the link block 4 on sandbox ontology 1,
The volume of 1 inside of sandbox ontology increases, at this point, by the No.1 expansion plate 311 and two of No.1 bottom plate 31 and No. two 32 insides of bottom plate
Number expansion plate 321 pulls out and fixed, so that the effective area of bottom 3 is increased, when the numerical value of the length and width of casting is small
When, No.1 expansion plate 311 and No. two expansion plates 321 are separately recovered to the inside of No.1 bottom plate 31 and No. two bottom plates 32, and will
Two No. two bottom plates 32 are overturn to the back side of No.1 bottom plate 31, so that the effective area of bottom 3 reduces, it in this way can be to case
The effective area at bottom 3 is adjusted, easy to use.
Magnet strip 322 is provided on No. two bottom plates 32；The quantity of the magnet strip 322 is two, two magnet strips 322
It is connected respectively with a side on No. two bottom plates 32 far from No.1 bottom plate 31, two magnet strips 322 are for making two No. two bottom plates
32 are connected firmly.
When work, when by the back side of two No. two bottom plates 32 overturning to No.1 bottom plate 31, two No. two bottom plates 32 are opposite
From a side between it is close to each other, two magnet strips 322 to corresponding side be synonyms pole so that two magnet strips
It is connected firmly between 322, the position of two No. two bottom plates 32 is limited, to improve the stabilization of two No. two bottom plates 32
Property.
When work, sandbox ontology 1 is just being put, the preparation cast, at this point, can be to length using sandbox ontology 1
Big casting is cast with width, when the length and width for the model for needing to cast is small, pushes the first mainboard 21 and second
Mainboard 22 is close to each other, at this point, the No.1 connecting plate 41 and No. two connecting plates 42 in link block 4 generate rotation, adjacent No.1
Connecting plate 41 and No. two connecting plates 42 are close to each other, and link block 4 folds, so that the side of the first mainboard 21 and the second mainboard 22
It is close to each other, so that sandbox ontology 1 can be expanded and be reduced in length and width, when the numerical value of the height of casting
When big, the second mainboard 22 is pulled to move horizontally, so that link block 4 stretches, at this point, No.1 connecting plate 41 is in No. two connecting plates 42
In same plane, sandbox ontology 1 stretches elongated, and sandbox ontology 1 is passed through and increases length, the casting big to height carries out
Casting, so that the scope of application of the sandbox ontology 1 to the casting for not having to height is increased, meanwhile, by No.1 fixing buckle 8 and No.1 swallow
The insertion connection of stern notch 5 when needs while being cast so that being gripped at No.1 connecting plate 41 and the articulated position of No. two connecting plates 42
When making multiple casting, it will mutually splice between the folded sandbox ontology 1 of multiple link blocks 4, took No. two fixing buckles 9 and two
Number dovetail groove 6 insertion connection, so that being connected firmly between two adjacent No.1 connecting plates 41, when the connection mould on sandbox ontology 1
When block 4 folds, there are gap between No.1 connecting plate 41 and No. two connecting plates 42, using embedding between insert plate 10 and No. three dovetail grooves 7
Enter connection, the gap between No.1 connecting plate 41 and No. two connecting plates 42 is protected, when the numerical value of the length and width of casting is big
When, it needs to stretch the link block 4 on sandbox ontology 1, the volume of 1 inside of sandbox ontology increases, at this point, by No.1 bottom plate 31
With the No.1 expansion plate 311 of 32 inside of No. two bottom plates and No. two expansion plates 321 pull out and fixation, to increase bottom 3
No.1 expansion plate 311 and No. two expansion plates 321 are separately recovered when the numerical value of the length and width of casting is small for effective area
To the inside of No.1 bottom plate 31 and No. two bottom plates 32, when by the back sides of two No. two bottom plates 32 overturnings to No.1 bottom plate 31, two
It is close to each other between a side that a No. two bottom plates 32 are away from each other, two magnet strips 322 to corresponding side be synonyms pole, from
And to be connected firmly between two magnet strips 322, the position of two No. two bottom plates 32 is limited, to improve two
The stability of No. two bottom plates 32.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (6)
1. a kind of lost foam casting sandbox, it is characterised in that: including sandbox ontology (1), and sandbox ontology (1) be hollow structure,
For placing mold；The sandbox ontology (1) includes cabinet (2) and bottom (3)；The cabinet (2) by the first mainboard (21) and
Second mainboard (22) composition, and connect between the first mainboard (21) and the second mainboard (22) by link block (4)；The connection
Module (4) includes No.1 connecting plate (41) and No. two connecting plates (42)；One end of the No.1 connecting plate (41) and No. two connecting plates (42) it
Between it is hinged, the other end and the first mainboard (21) of No.1 connecting plate (41) hingedly, the other end and the second mainboard of No. two connecting plates (42)
(22) hinged.
2. a kind of lost foam casting sandbox according to claim 1, it is characterised in that: the No.1 connecting plate (41) and No. two
Connecting plate (42) offers No.1 dovetail groove (5) close to the side of one section of hinge joint, and No.1 dovetail groove (5) is used to consolidate with No.1
Fixed button (8) insertion connection makes to be connected firmly between No.1 connecting plate (41) and No. two connecting plates (42).
3. a kind of lost foam casting sandbox according to claim 2, it is characterised in that: the sandbox ontology (1) is settable
Have multiple, and passes through the connection of No. two fixing buckles (9) between multiple sandbox ontologies (1)；The other side of the No.1 connecting plate (41) is leaned on
No. two dovetail grooves (6) are offered at the position of nearly hinge joint；No. two dovetail grooves (6) are used to be embedded in No. two fixing buckles (9)
It connects, splice two link blocks (4).
4. a kind of lost foam casting sandbox according to claim 1, it is characterised in that: first mainboard (21) and second
No. three dovetail grooves (7), and the first mainboard of arbitrary neighborhood (21) and the second mainboard (22) phase are offered on the side of mainboard (22)
Insert plate (10) are connected with by No. three dovetail grooves (7) between corresponding one end；The insert plate (10) is for preventing molding sand
Into the inside of link block (4).
5. a kind of lost foam casting sandbox according to claim 1, it is characterised in that: the bottom (3) is by No.1 bottom plate
(31) it is formed with No. two bottom plates (32)；There are two No.1 expansion plate (311), No.1 bottoms for the inside setting of the No.1 bottom plate (31)
The middle part of plate (31) two sides is hinged with No. two bottom plates (32), and the inside setting of No. two bottom plates (32) is flexible there are two No. two
Plate (321).
6. a kind of lost foam casting sandbox according to claim 5, it is characterised in that: be arranged on No. two bottom plates (32)
There are magnet strip (322)；The quantity of the magnet strip (322) is two, two magnet strips (322) respectively with it is remote on No. two bottom plates (32)
A side from No.1 bottom plate (31) is connected, and two magnet strips (322) are for making two No. two bottom plates (32) be connected firmly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910192327.6A CN109746401B (en) | 2019-03-14 | 2019-03-14 | Lost foam casting sand box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910192327.6A CN109746401B (en) | 2019-03-14 | 2019-03-14 | Lost foam casting sand box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109746401A true CN109746401A (en) | 2019-05-14 |
| CN109746401B CN109746401B (en) | 2021-10-15 |
Family
ID=66408643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910192327.6A Active CN109746401B (en) | 2019-03-14 | 2019-03-14 | Lost foam casting sand box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109746401B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111842804A (en) * | 2020-07-25 | 2020-10-30 | 福州文泰机械铸造有限公司 | Device and method for manufacturing sand mold without outer frame |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US914584A (en) * | 1908-12-28 | 1909-03-09 | Joseph F Lamb | Extensible frame for molders' use. |
| US1271752A (en) * | 1917-10-04 | 1918-07-09 | John L Nute | Adjustable mold-jacket. |
| US1883963A (en) * | 1929-10-01 | 1932-10-25 | Kramer Brothers Foundry Compan | Molder's flask |
| GB743340A (en) * | 1953-02-11 | 1956-01-11 | John Paul Phillips Jones | Improvements in or relating to foundry moulding boxes or flasks |
| SU1217562A1 (en) * | 1984-08-13 | 1986-03-15 | Aleksandrov Valerian A | Expandable flask |
| CN205888405U (en) * | 2016-08-23 | 2017-01-18 | 中国电建集团核电工程公司 | Foldable basin device of starting to exchange fire |
| CN207447291U (en) * | 2017-10-20 | 2018-06-05 | 南京晨光艺术工程有限公司 | A kind of adjustable sand box |
-
2019
- 2019-03-14 CN CN201910192327.6A patent/CN109746401B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US914584A (en) * | 1908-12-28 | 1909-03-09 | Joseph F Lamb | Extensible frame for molders' use. |
| US1271752A (en) * | 1917-10-04 | 1918-07-09 | John L Nute | Adjustable mold-jacket. |
| US1883963A (en) * | 1929-10-01 | 1932-10-25 | Kramer Brothers Foundry Compan | Molder's flask |
| GB743340A (en) * | 1953-02-11 | 1956-01-11 | John Paul Phillips Jones | Improvements in or relating to foundry moulding boxes or flasks |
| SU1217562A1 (en) * | 1984-08-13 | 1986-03-15 | Aleksandrov Valerian A | Expandable flask |
| CN205888405U (en) * | 2016-08-23 | 2017-01-18 | 中国电建集团核电工程公司 | Foldable basin device of starting to exchange fire |
| CN207447291U (en) * | 2017-10-20 | 2018-06-05 | 南京晨光艺术工程有限公司 | A kind of adjustable sand box |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111842804A (en) * | 2020-07-25 | 2020-10-30 | 福州文泰机械铸造有限公司 | Device and method for manufacturing sand mold without outer frame |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109746401B (en) | 2021-10-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109746401A (en) | A kind of lost foam casting sandbox | |
| CN211389927U (en) | Mold cooling water channel | |
| CN106926397B (en) | Tilting rubber stratiform spring automatically opening and closing mould and its automatic open-close mould method | |
| CN208468920U (en) | The processing mold of spectacle frame | |
| CN208230799U (en) | The running gate system and mold of optical fiber module shell | |
| CN206383270U (en) | A kind of internal model and scalable internal model mechanism flue casting machine | |
| CN110482285A (en) | Wrap-up is used in a kind of production of CPP polypropylene film | |
| CN208895157U (en) | The running gate system and mold of optical fiber module shell | |
| CN208578321U (en) | A kind of assembled architecture lining adjustable die support frame | |
| CN207915906U (en) | A kind of injection mold water route blow-dry device | |
| CN113319254A (en) | Pouring system for regulating and controlling flow velocity of liquid metal in each pouring section and pouring process thereof | |
| CN208854956U (en) | A kind of mold producing double-colored product | |
| CN208845766U (en) | High temperature gate valve and continuous vacuum coating device | |
| CN208743616U (en) | A kind of engineering machinery hydraulic solenoid valve casting sand core mould | |
| JP4421743B2 (en) | Molding equipment for lid frame components for underground structures | |
| CN205712644U (en) | Air bag core assembly | |
| CN109659656A (en) | A kind of modularization curved surface Deployable antenna mechanism that unit can be opened up based on single-degree-of-freedom | |
| CN209097297U (en) | A kind of garment packaging case | |
| CN205183687U (en) | Wearing parts's disappearance module closes and waters | |
| CN215201556U (en) | Aluminum alloy automobile engine cylinder body casting fixed baseplate structure | |
| CN210672458U (en) | Novel cosmetic bottle | |
| CN207830963U (en) | A kind of sliding slot harden structure | |
| CN209322833U (en) | Cooling device is used in a kind of manufacture of candle | |
| CN208856176U (en) | A kind of electron plate transport guard box | |
| CN208585569U (en) | A kind of stacking support frame for columnar product |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210831 Address after: 322000 room 2013, complex building, 23 Longtan Road, Niansanli street, Yiwu City, Jinhua City, Zhejiang Province (self declaration) Applicant after: Yiwu binchuang Technology Co.,Ltd. Address before: Beijing University of technology, No.100 pingleyuan, Chaoyang District, Beijing 100020 Applicant before: Liu Yunfeng |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231216 Address after: 731600 Chemical Road, Sigou Village, Taiji Town, Yongjing County, Linxia Hui Autonomous Prefecture, Gansu Province Patentee after: Yongjing County Jinshunfa Precision Parts Co.,Ltd. Address before: 322000 room 2013, complex building, 23 Longtan Road, Niansanli street, Yiwu City, Jinhua City, Zhejiang Province (self declaration) Patentee before: Yiwu binchuang Technology Co.,Ltd. |