CN108213343A - A kind of mechanical erection bearing of metal casting - Google Patents
A kind of mechanical erection bearing of metal casting Download PDFInfo
- Publication number
- CN108213343A CN108213343A CN201810170908.5A CN201810170908A CN108213343A CN 108213343 A CN108213343 A CN 108213343A CN 201810170908 A CN201810170908 A CN 201810170908A CN 108213343 A CN108213343 A CN 108213343A
- Authority
- CN
- China
- Prior art keywords
- main body
- removable cover
- lower die
- mounting groove
- offers
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C21/00—Flasks; Accessories therefor
- B22C21/10—Guiding equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses a kind of mechanical erection bearings of metal casting,Including pedestal,Main body and removable cover,The lower surface four corners of the pedestal are equipped with idler wheel by stent,The main body is mounted on the upper surface of pedestal,The inside upper surface of the main body offers lower die mounting groove,The main body is equipped with lower die in the inside of lower die mounting groove,The upper surface of the main body is equipped with shaft in the side of lower die mounting groove by opening up circular hole,The lower end of the main body is equipped with adjusting bolt,One end of the adjusting bolt is contacted across main body with the outer surface of lower die,The removable cover is mounted on the upper end of main body,The side of the removable cover connects on the outside of the upper end by installing bearing and shaft,The upper surface of the removable cover offers wears groove,The lower end of the removable cover offers upper mold mounting groove,The inside of the upper mold mounting groove is equipped with upper mold.The present invention shortens the production time convenient for quickly being positioned to mold, and can quickly cool down.
Description
Technical field
The present invention relates to metal casting device field, the mechanical erection bearing of specially a kind of metal casting.
Background technology
Casting is that the mankind are grasped than a kind of metal heat processing technique earlier, the history of existing about 6000.China about exists
B.C. 1700~it is 1000 first between have been enter into heyday of bronze casting, reached quite high level in technique.Casting
It is to be cast to liquid metals in the casting cavity being adapted with part shape, after its cooled and solidified, to obtain part or hair
The method of base.Mostly it was solid-state originally by casting material matter but is heated to the metal (example of liquid:Copper, iron, aluminium, tin, lead etc.), and mold
Material can be sand, metal even ceramics.In response to different requirements, the method used would also vary from, with advances in technology
With flourishing for foundry industry, different casting methods has different casting mold preparing contents.With most widely used sand casting
For, casting mold preparation includes Modeling Material preparation and moulding, makes two sport of core work.It is used for moulding in sand casting, makes core
Various raw material, such as foundry sands, moulding sand binder and other auxiliary materials and the molding sand, core sand, the coating that are configured to by them etc.
Be referred to as Modeling Material, the task that Modeling Material prepares be requirement according to casting, metal property, select suitable roughing sand,
Then binding agent and auxiliary material are according to a certain percentage mixed into them molding sand and core sand with certain performance.
Existing casting is that upper mold is fixed with lower die by positioning pin, then by being poured by casting gate
Ingot metal liquid when producing different products, is needed using different molds, single unit system exists following insufficient：
1st, to the fixed inconvenient of mold, to the inconvenience of taking of shaped article after the completion of casting.
2nd, after the completion of casting, the cooling of molten metal is using Temperature fall, and molding time is longer, influences production effect
Rate.
Invention content
The purpose of the present invention is to provide a kind of mechanical erection bearing of metal casting, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the present invention provides following technical solution：A kind of mechanical erection bearing of metal casting, including
Pedestal, main body and removable cover, the lower surface four corners of the pedestal are equipped with idler wheel by stent, and the main body is mounted on
The upper surface of pedestal, the inside upper surface of the main body offer lower die mounting groove, and the main body is in the inside of lower die mounting groove
Lower die is installed, the upper surface of the main body is equipped with shaft, the main body in the side of lower die mounting groove by opening up circular hole
Lower end adjusting bolt is installed, one end of the adjusting bolt is contacted across main body with the outer surface of lower die, the activity
Lid is connected mounted on the upper end of main body, the side of the removable cover by installing the upper end outside of bearing and shaft, the activity
The upper surface of lid offers wears groove, and the lower end of the removable cover offers upper mold mounting groove, the inside peace of the upper mold mounting groove
Equipped with upper mold, the upper center of the upper mold offers casting gate, and the upper end of the upper mold offers on the outside of casting gate to be emitted
Mouthful, fixing bolt is installed, one end of the fixing bolt passes through the outside of removable cover and upper mold to lead on the outside of the removable cover
Cross threaded connection.
Further, gap is formed between the cell wall of the outer surface of the lower die and the lower die mounting groove of main body.
Further, the lower end of the main body offers the first meshed raceway, first net below adjusting bolt
Lattice channel is connected with gap.
Further, the lower end of the lower die offers the second meshed raceway, the both ends of second meshed raceway with
Gap connects.
Further, there are four adjusting bolt settings, adjusting bolt distributing installation described in four side outside the main body
Center at.
Further, side upper end of the outside of the main body far from shaft is fixedly installed the first fixing piece, and described
The one end of one fixing piece far from main body offers first through hole.
Further, side external stability of the removable cover far from shaft is provided with handle, the lower end one of the handle
Side is fixedly installed the second fixing piece, the described one end of second fixing piece far from handle by open up the second through-hole be equipped with it is slotting
Pin, the lower end of the bolt is connect with first through hole.
Further, the upper surface of the upper mold is equipped with sprue cup on the outside of the upper port of casting gate by screw thread,
The upper end of the sprue cup passes through the wears groove of removable cover to be mounted on the top of removable cover.
Further, the lower end of the main body is provided with connecting pipe in the Single port of the first meshed raceway.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, the present invention by by upper mold and lower die be separately mounted to removable cover, main body model mounting groove inside, pass through
Upper mold is fixed in fixing bolt, the position of lower die is adjusted by adjusting bolt, convenient for being installed to different molds, together
When by the way that removable cover is connect with main body by shaft with bearing, convenient for quickly being positioned to mold, and cold in product
But it is quickly taken out afterwards, effectively improves production efficiency；
2nd, the present invention is by setting the first meshed raceway, the second meshed raceway, and by the first meshed raceway and the second net
Lattice channel is connected by gap, while connecting pipe is set at the Single port of the first meshed raceway, by the another of connecting pipe
End is connect with air blower or the pump housing, is passed through cold air or cooling water to the inside of main body, is shortened the cooling time of product.
Description of the drawings
Fig. 1 is a kind of mechanical erection bearing overall structure diagram of metal casting of the present invention；
Fig. 2 is a kind of lower die scheme of installation of the mechanical erection bearing of metal casting of the present invention；
A kind of knot of first meshed raceway of the lower die interior lower end of the mechanical erection bearing of metal casting of Fig. 3 positions present invention
Structure.
In Fig. 1-3：1- pedestals；2- main bodys；3- removable covers；4- idler wheels；5- lower die mounting grooves；6- lower dies；7- shafts；8- tune
Save bolt；9- wears grooves；10- upper mold mounting grooves；11- upper molds；12- casting gates；13- riser；14- fixing bolts；The first grids of 15-
Channel；The second meshed raceways of 16-；The first fixing pieces of 17-；18- handles；The second fixing pieces of 19-；20- sprue cups；21- connections
Pipeline.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the present invention provides a kind of technical solution：The mechanical erection bearing of a kind of metal casting, the bottom of including
Seat 1, main body 2 and removable cover 3, the lower surface four corners of the pedestal 1 are equipped with idler wheel 4 by stent, and the main body 2 is pacified
Mounted in the upper surface of pedestal 1, the inside upper surface of the main body 2 offers lower die mounting groove 5, and the main body 2 is installed in lower die
The inside of slot 5 is equipped with lower die 6, and the upper surface of the main body 2 is turned in the side of lower die mounting groove 5 by opening up circular hole and being equipped with
Axis 7, the lower end of the main body 2 are equipped with adjusting bolt 8, and one end of the adjusting bolt 8 passes through the outside of main body 2 and lower die 6
Surface contacts, and the removable cover 3 is mounted on the upper end of main body 2, and the side of the removable cover 3 is by installing bearing and shaft 7
It is connected on the outside of upper end, the upper surface of the removable cover 3 offers wears groove 9, and the lower end of the removable cover 3 offers upper mold mounting groove
10, the inside of the upper mold mounting groove 10 is equipped with upper mold 11, and the upper center of the upper mold 11 offers casting gate 12, described
The upper end of upper mold 11 offers riser 13 in the outside of casting gate 12, and the outside of the removable cover 3 is equipped with fixing bolt 14, institute
The one end for stating fixing bolt 14 passes through removable cover 3 and the outside of upper mold 11 to be connected through a screw thread.
Gap is formed between the cell wall of the outer surface of the lower die 6 and the lower die mounting groove 5 of main body 2, is easily installed not
It quickly installs and dismantles with the lower die 6 of size model number, and convenient for being carried out to lower die 6.
The lower end of the main body 2 offers the first meshed raceway 15, first meshed raceway in the lower section of adjusting bolt 8
15 connect with gap, convey cold air by the first meshed raceway 15, and then quickly adjust the temperature of lower die 6.
The lower end of the lower die 6 offers the second meshed raceway 16, and the both ends of second meshed raceway 16 are and gap
Connection reduces the whole weight of lower die 6, while is connected with gap, convenient for being quickly cooled down to cast article.
There are four the settings of adjusting bolt 8, and 8 distributing installation of adjusting bolt described in four is at the center in 2 outside of main body
Place by rotating different adjusting bolts, and then adjusts position of the lower die 6 lower die mounting groove 5 inside, so as to make lower die 6 and
Upper mold 11 is aligned.
Side upper end of the outside of the main body 2 far from shaft 7 is fixedly installed the first fixing piece 17, and described first fixes
The one end of part 17 far from main body 2 offers first through hole, by the way that the first fixing piece 17 is connect by bolt with the second fixing piece,
And then quickly removable cover 3 and main body 2 are positioned, so as to be positioned to upper mold 11 and lower die 6.
Side external stability of the removable cover 3 far from shaft 7 is provided with handle 18, and the lower end side of the handle 18 is consolidated
Surely be provided with the second fixing piece 19, the described one end of second fixing piece 19 far from handle 18 by open up the second through-hole be equipped with it is slotting
Pin, the lower end of the bolt are connect with first through hole, after the completion of product cooling, are divided removable cover 3 and main body 2 by handle 18
From, and then quickly take out product, improve production efficiency.
The upper surface of the upper mold 11 is equipped with sprue cup 20 on the outside of the upper port of casting gate 12 by screw thread, described
The upper end of sprue cup 20 passes through the wears groove 9 of removable cover 3 to be mounted on the top of removable cover 3, ensures that metal liquid can be quick
Into the inside of upper mold 11 and lower die 6, while metal liquid can effectively be prevented to be dropped in the upper surface of upper mold, lengthening model
Service life.
The lower end of the main body 2 is provided with connecting pipe 21 in the Single port of the first meshed raceway 15, by by connecting tube
The other end in road 21 is connect with air blower or the pump housing, is passed through cold air or cooling water to the inside of main body 2, is shortened the cooling of product
Time improves production efficiency.
Operation principle：Upper mold 11, lower die 6 are separately mounted to the upper mold mounting groove 10 of removable cover 3, the lower die of main body 2 is pacified
Inside tankage 5, upper mold is fixed by fixing bolt 14, by adjusting bolt 8 adjust lower die 6 position, by lower die 6 with
Upper mold 11 is aligned, and by 20 casting metals liquid of sprue cup, is cast, at the same by by connecting pipe 21 far from main body 2
One end connection air blower and pump housing, after the completion of casting, be passed through cold air or cooling water to the inside of main body 2, shorten product
Cooling time, product cooling after, extract bolt, hold handle 18, removable cover 3 with main body 2 detached, takes out molding production
Product complete casting.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any this practical relationship or sequence.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of mechanical erection bearing of metal casting, including pedestal (1), main body (2) and removable cover (3), it is characterised in that：
The lower surface four corners of the pedestal (1) are equipped with idler wheel (4) by stent, and the main body (2) is mounted on the upper of pedestal (1)
Surface, the inside upper surface of the main body (2) offer lower die mounting groove (5), and the main body (2) is in lower die mounting groove (5)
Inside is equipped with lower die (6), and the upper surface of the main body (2) is equipped in the side of lower die mounting groove (5) by opening up circular hole
Shaft (7), the lower end of the main body (2) are equipped with adjusting bolt (8), one end of the adjusting bolt (8) pass through main body (2) with
The outer surface contact of lower die (6), the removable cover (3) are led to mounted on the upper end of main body (2), the side of the removable cover (3)
It crosses on the outside of installation bearing and the upper end of shaft (7) and connect, the upper surface of the removable cover (3) offers wears groove (9), the activity
The lower end of lid (3) offers upper mold mounting groove (10), and the inside of the upper mold mounting groove (10) is equipped with upper mold (11), it is described on
The upper center of mould (11) offers casting gate (12), and the upper end of the upper mold (11) offers on the outside of casting gate (12) to be emitted
Mouthful (13) are equipped with fixing bolt (14) on the outside of the removable cover (3), and one end of the fixing bolt (14) passes through removable cover
(3) with being connected through a screw thread on the outside of upper mold (11).
2. a kind of mechanical erection bearing of metal casting according to claim 1, it is characterised in that：The lower die (6)
Gap is formed between the cell wall of outer surface and the lower die mounting groove (5) of main body (2).
3. a kind of mechanical erection bearing of metal casting according to claim 1, it is characterised in that：The main body (2)
Lower end offers the first meshed raceway (15) below adjusting bolt (8), and first meshed raceway (15) connects with gap.
4. a kind of mechanical erection bearing of metal casting according to claim 1, it is characterised in that：The lower die (6)
Lower end offers the second meshed raceway (16), and the both ends of second meshed raceway (16) are connected with gap.
5. a kind of mechanical erection bearing of metal casting according to claim 1, it is characterised in that：The adjusting bolt
(8) there are four setting, adjusting bolt (8) distributing installation described in four is at the center on the outside of main body (2).
6. a kind of mechanical erection bearing of metal casting according to claim 1, it is characterised in that：The main body (2)
The external side upper end far from shaft (7) is fixedly installed the first fixing piece (17), and first fixing piece (17) is far from main body
(2) one end offers first through hole.
7. a kind of mechanical erection bearing of metal casting according to claim 1, it is characterised in that：The removable cover (3)
Side external stability far from shaft (7) is provided with handle (18), and the lower end side of the handle (18) is fixedly installed second
Fixing piece (19), the one end of second fixing piece (19) far from handle (18) are equipped with bolt by opening up the second through-hole, institute
The lower end for stating bolt is connect with first through hole.
8. a kind of mechanical erection bearing of metal casting according to claim 1, it is characterised in that：The upper mold (11)
Upper surface is equipped with sprue cup (20) on the outside of the upper port of casting gate (12) by screw thread, the sprue cup (20) it is upper
The wears groove (9) across removable cover (3) is held mounted on the top of removable cover (3).
9. a kind of mechanical erection bearing of metal casting according to claim 1, it is characterised in that：The main body (2)
Lower end is provided with connecting pipe (21) in the Single port of the first meshed raceway (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810170908.5A CN108213343B (en) | 2018-03-01 | 2018-03-01 | A kind of mechanical erection support of metal casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810170908.5A CN108213343B (en) | 2018-03-01 | 2018-03-01 | A kind of mechanical erection support of metal casting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108213343A true CN108213343A (en) | 2018-06-29 |
| CN108213343B CN108213343B (en) | 2019-03-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810170908.5A Active CN108213343B (en) | 2018-03-01 | 2018-03-01 | A kind of mechanical erection support of metal casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108213343B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109107474A (en) * | 2018-09-26 | 2019-01-01 | 华蓥市铜堡初级中学 | A kind of new material casting and forming equipment of good forming effect |
| CN111136241A (en) * | 2020-01-10 | 2020-05-12 | 保定茶山五岳铸造有限公司 | Temperature control hub casting device |
| WO2020154419A1 (en) * | 2019-01-22 | 2020-07-30 | Ddm Systems, Inc. | Casting modules and systems and methods for module-based casting |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4250945A (en) * | 1978-06-20 | 1981-02-17 | Kawasaki Steel Corporation | Method of sequential continuous-casting of different grades of steel |
| JPS6289561A (en) * | 1985-10-14 | 1987-04-24 | Isuzu Seisakusho:Kk | Casting machine |
| JPH08332549A (en) * | 1995-06-06 | 1996-12-17 | Furukawa Electric Co Ltd:The | Setscrew type die separating device |
| CN102228956A (en) * | 2011-07-11 | 2011-11-02 | 宝鸡中铁宝桥天元实业发展有限公司 | Precision fire mould casting process of series sliding bed bedplates for turnouts of high-speed railway lines for passenger transport and special die |
| CN105562663A (en) * | 2016-01-29 | 2016-05-11 | 安徽省凤形耐磨材料股份有限公司 | Cooling device used for cast grinding ball |
| CN105665648A (en) * | 2016-01-29 | 2016-06-15 | 安徽省凤形耐磨材料股份有限公司 | Heat preservation device for cast grinding balls |
| CN107598127A (en) * | 2017-11-17 | 2018-01-19 | 洛阳华世耐磨材料制造有限公司 | A kind of adjustment structure of novel casting mold |
-
2018
- 2018-03-01 CN CN201810170908.5A patent/CN108213343B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4250945A (en) * | 1978-06-20 | 1981-02-17 | Kawasaki Steel Corporation | Method of sequential continuous-casting of different grades of steel |
| JPS6289561A (en) * | 1985-10-14 | 1987-04-24 | Isuzu Seisakusho:Kk | Casting machine |
| JPH08332549A (en) * | 1995-06-06 | 1996-12-17 | Furukawa Electric Co Ltd:The | Setscrew type die separating device |
| CN102228956A (en) * | 2011-07-11 | 2011-11-02 | 宝鸡中铁宝桥天元实业发展有限公司 | Precision fire mould casting process of series sliding bed bedplates for turnouts of high-speed railway lines for passenger transport and special die |
| CN105562663A (en) * | 2016-01-29 | 2016-05-11 | 安徽省凤形耐磨材料股份有限公司 | Cooling device used for cast grinding ball |
| CN105665648A (en) * | 2016-01-29 | 2016-06-15 | 安徽省凤形耐磨材料股份有限公司 | Heat preservation device for cast grinding balls |
| CN107598127A (en) * | 2017-11-17 | 2018-01-19 | 洛阳华世耐磨材料制造有限公司 | A kind of adjustment structure of novel casting mold |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109107474A (en) * | 2018-09-26 | 2019-01-01 | 华蓥市铜堡初级中学 | A kind of new material casting and forming equipment of good forming effect |
| WO2020154419A1 (en) * | 2019-01-22 | 2020-07-30 | Ddm Systems, Inc. | Casting modules and systems and methods for module-based casting |
| JP2022523048A (en) * | 2019-01-22 | 2022-04-21 | ディーディーエム システムズ， インコーポレイテッド | Casting modules, as well as systems and methods for module-based casting |
| CN111136241A (en) * | 2020-01-10 | 2020-05-12 | 保定茶山五岳铸造有限公司 | Temperature control hub casting device |
| CN111136241B (en) * | 2020-01-10 | 2021-10-19 | 保定茶山五岳铸造有限公司 | Temperature control hub casting device |
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| Publication number | Publication date |
|---|---|
| CN108213343B (en) | 2019-03-05 |
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