CN109128051A - Piston valve block forming die - Google Patents
Piston valve block forming die Download PDFInfo
- Publication number
- CN109128051A CN109128051A CN201811135301.XA CN201811135301A CN109128051A CN 109128051 A CN109128051 A CN 109128051A CN 201811135301 A CN201811135301 A CN 201811135301A CN 109128051 A CN109128051 A CN 109128051A
- Authority
- CN
- China
- Prior art keywords
- cope
- plate
- side plate
- wall
- sand box
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C21/00—Flasks; Accessories therefor
- B22C21/12—Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C21/00—Flasks; Accessories therefor
- B22C21/12—Accessories
- B22C21/14—Accessories for reinforcing or securing moulding materials or cores, e.g. gaggers, chaplets, pins, bars
-
- 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
Abstract
The invention discloses a piston valve plate forming die, which comprises an upper sand box and a lower sand box; the upper sand box and the lower sand box are both box structures which are hollow inside and open at the upper bottom and the lower bottom, the upper end of the inner cavity of the upper sand box and the lower end of the inner cavity of the lower sand box are respectively provided with a plurality of bent partition plates, and each partition plate is internally provided with a plurality of first cooling channels which penetrate through the two ends of the partition plate; the inner wall of the upper end of the lower sand box is provided with a first extension block extending inwards, the bottom of the lower sand box is fixed with a base through a bolt, a bottom plate is arranged above the base, and a plurality of compression springs are arranged between the bottom plate and the base; an upper cavity with a semicircular section and an arc-shaped side wall is arranged in the upper sand box; and a lower cavity matched with the upper cavity is arranged in the lower sand box. The sand box can effectively prevent molding sand in the sand box from loosening and falling off, and improves the stability of the sand box, so that the casting quality of a product is greatly improved; in addition, the invention also reduces the usage amount of the molding sand, reduces the production cost and has good cooling and radiating effects.
Description
Technical field
The present invention relates to a kind of piston valve valve block, in particular to a kind of piston valve valve block molding die.
Background technique
Piston valve is because it has many advantages, such as that leakproofness is good by force, the performance small, resistant to pressure that takes up space is good, extensive utilization to life
It generates in living.Piston valve valve block is cast by the way of upper drag box die joint at present, the filled-type in sandbox
When sand forms die cavity, used sandbox is cube body structure, and the inner sidewall of sandbox is vertical plane, in casting mould
In the process, so that molding sand is easy to slide between the inner wall of sandbox, so that loose or dislocation occurs for die cavity, so that casting
Piston valve valve block dimensions out does not meet generation demand, reduces product qualification rate.Furthermore it needs to fill a large amount of molding sand, mention
High manufacturing cost, and make local molding sand thickness thicker, it is unfavorable for the cooling heat dissipation of casting.
Summary of the invention
The object of the present invention is to provide a kind of piston valve valve block molding dies.The present invention can effectively avoid sandbox
Interior molding sand loose or dislocation, improves the stability of sandbox, so that the quality of product casting greatly improved；Furthermore the present invention is gone back
The usage amount for reducing molding sand reduces manufacturing cost, while cooling and cooling effect is good.
Technical solution of the present invention: a kind of piston valve valve block molding die, including cope and drag box；The cope
With drag box be inner hollow and upper and lower bottom surface is the body structure of open ports, the inner cavity upper end of cope and drag box
Inner cavity lower end be respectively equipped with the demarcation plates of multiple bendings, equipped with multiple through separating the first of board ends in each demarcation plate
Cooling duct；The upper end inner wall of the drag box is equipped with the first extension block to extend internally along side wall, the cope and lower sand
Promotion ear is respectively equipped on the lateral wall of case；The bottom of the drag box is fixed with pedestal through bolt, is equipped with bottom plate above pedestal,
Multiple holddown springs are equipped between bottom plate and pedestal；It is semicircle equipped with section that the cope is interior and side wall is arcuate structure
Upper impression；Successively transverse uniaxial is equipped on first and connects column type chamber, connects column type chamber on second and for the side of the upper impression
Column type chamber is connected on three, the inner wall that column type chamber is connected in third is equipped with upper wedge cavities, is equipped with rectangular configuration in the upper impression
Upper core, the inner wall of the upper impression is equipped with multiple upper annular grooves centered on connecting column type chamber on first；Under described
The lower impressions cooperated with upper impression are equipped in sandbox, successively transverse uniaxial is equipped with the first lower connection column type for the side of the lower impressions
Column type chamber is connected under chamber, the second lower connection column type chamber and third, the inner wall that column type chamber is connected under third has lower wedge cavities, institute
State the mo(u)ld bottom half core that rectangular configuration is equipped in lower impressions, the inner wall of the lower impressions has multiple is with the first lower connection column type chamber
The lower annular groove at center；The cope pours pipe equipped with what is be connected to upper impression.
It is cold that second is equipped in above-mentioned piston valve valve block molding die, on the side wall of the cope and drag box
But channel.
In piston valve valve block molding die above-mentioned, the cope includes two the first side plates and two the second side plates,
First side plate and the rectangular cope of the second side plate enclosing group；The inner sidewall of the first side wall is equipped with limit sliding chutes；Described
The end of two side plates is embedded in limit sliding chutes；The top of first side plate is equipped with the spliced eye cooperated with demarcation plate；It is described
Demarcation plate is threaded through in the inner cavity of cope through spliced eye；The end of first side plate is equipped with and is connected to limit sliding chutes top
Bar shaped groove is embedded with fixing bolt in bar shaped groove, and first side plate is mutually fixed through fixing bolt and the second side plate.
In piston valve valve block molding die above-mentioned, the downside inner wall of first side plate is equipped with slot, and slot is embedded
It is inserted with plate.
In piston valve valve block molding die above-mentioned, the inner wall lower end of first side plate and the second side plate be respectively equipped with to
Second extension block of tilted extension.
In piston valve valve block molding die above-mentioned, the upper impression upper end is equipped with the riser feeding type being connected to upper impression
Chamber.
In piston valve valve block molding die above-mentioned, the bottom end of the cope is equipped with location notch hole；On the drag box
Equipped with the positioning column cooperated with location notch hole.
In piston valve valve block molding die above-mentioned, the demarcation plate includes substrate, and the end of substrate is equipped with bending plate；Institute
Stating the angle between substrate and bending plate is obtuse angle, and angular range is between 120-150 degree.
Compared with prior art, the invention has the following advantages:
1, the present invention is extended with extension block by being equipped with to slope inwardly on the inner wall of drag box, increase drag box and molding sand it
Between contact area, and there is certain inclination angle, play the role of support and limit, so that molding sand is not easy loose or dislocation, increase
The stability of molding sand entirety is added, while having reduced the gap between the top of drag box and mold, molding sand can be reduced in this way
Usage amount, reduce production cost；Simultaneously because the gap between the top of drag box and mold is reduced, so that formed
The thinner thickness of molding sand, and be conducive to the heat dissipation and rapid cooling of casting.
2, for the present invention by being equipped with pedestal in the bottom of drag box, pedestal is equipped with bottom plate, and sets between bottom plate and pedestal
There is holddown spring, support carried out to the molding sand in drag box by bottom plate, is avoided during the cast tube molten iron into die cavity,
Because molding sand stress is excessive, and to slide between molding sand and drag box inner wall, and the die cavity in drag box is shifted, into
And the piston valve valve block dimensions cast out is made not meet generation demand, reduce product qualification rate.In addition, cope is under
The demarcation plate of bending is additionally provided in the inner cavity of sandbox, the further contact area increased with molding sand in sandbox, and demarcation plate
With certain inclination angle, play the role of support and limit, so that the molding sand inside sandbox is more firm, increases in sandbox
The stability of whole molding sand is not easy to loosen and collapse, and the first cooling duct has been offered inside the demarcation plate of bending, just
It is cooled down in molding sand, and then improves the cooling rate of cast member, and the demarcation plate of equally distributed multiple bendings, more made
It must radiate uniformly.
3, the present invention is cold convenient for carrying out to molding sand by being equipped with the second cooling duct on the side wall of cope and drag box
But, so improve cast member cooling rate.
4, the present invention synthesizes copes by two the first side plates and two second side board groups, and the second side plate can be along the
Limit sliding chutes sliding on side plate, and be fixed by the fixing bolt on the first side plate, by sliding the second side plate, come
The size for changing cope avoids the shape and influence of specification because of casting convenient for being adjusted to cope, and makes
The molding sand local thickness of sandbox is excessive, and is unfavorable for radiating, while having and increasing the usage amount of molding sand, improves production cost.
5, the present invention and is inserted with plate by being equipped with slot in the downside of the first side plate in slot, using plate come to the
Gap between side plate and the second side plate bottom is sealed, it is ensured that the leakproofness of cope entirety, and it is easy to disassemble
And adjusting.
6, the present invention increases cope and type by being respectively equipped with the first extension block on the first side plate and the second side plate
Contact area between sand, and there is certain inclination angle, play the role of support and limit, is taken off so that molding sand is not easy to loosen
It falls, increases the stability of molding sand entirety, while reducing the gap between the lower part of cope and mold, can reduce in this way
The usage amount of molding sand, reduces production cost；Simultaneously because the gap between the lower part of cope and mold is reduced, so that shape
At molding sand thinner thickness, and be conducive to the heat dissipation and rapid cooling of casting.
7, riser feeding type chamber is arranged in upper impression upper end in the present invention, for mending to the piston valve valve block after casting
Contracting, concentrates on riser for defect, so that piston valve valve block surface shrinkage is uniform, close structure.
8, pass through location notch hole and positioning column in the present invention between cope and drag box, positioned, so that cope
It can accurately be docked with drag box.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the explosive view of cope；
Fig. 3 is sectional view of the invention；
Fig. 4 is the sectional view of AA`；
Fig. 5 is the structural schematic diagram of piston valve valve block casting.
1- cope；2- drag box；3- demarcation plate；The first cooling duct 4-；5- pedestal；6- promotes ear；7- first extends
Block；8- bottom plate；9- holddown spring；10- bolt；11- location notch hole；12- positioning column；13- upper impression；Connecting column on 14- first
Type chamber；Column type chamber is connected on 15- second；Column type chamber is connected in 16- third；The upper wedge cavities of 17-；18- lower impressions；Under 19- first
Connect column type chamber；20- second is lower to connect column type chamber；Column type chamber is connected under 21- third；Wedge cavities under 22-；The upper annular groove of 23-；
Annular groove under 24-；25- upper core；26- mo(u)ld bottom half core；27- riser feeding type chamber；28- pours pipe；The first side plate of 29-；30- second
Side plate；31- limit sliding chutes；32- fixing bolt；33- bar shaped groove；34- spliced eye；35- slot；36- plate；37- second is cold
But channel；The second extension block of 38-.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples, but be not intended as to the present invention limit according to
According to.
Embodiment: a kind of piston valve valve block molding die, as shown in attached drawing 1-5, including cope 1 and drag box 2；It is described
Cope 1 and drag box 2 are inner hollow and upper and lower bottom surface is the body structure of open ports, the cope 1 and lower sand
It is equipped with the second cooling duct 37 on the side wall of case 2, convenient for cooling down to molding sand, and then improves the cooling rate of cast member.
The inner cavity upper end of cope 1 and the inner cavity lower end of drag box 2 are respectively equipped with the demarcation plate 3 of multiple bendings, in each demarcation plate 3
Equipped with multiple the first cooling ducts 4 through 3 both ends of demarcation plate；The demarcation plate 3 includes substrate, and the end of substrate is equipped with bending
Plate；Angle between the substrate and bending plate is obtuse angle, and for angular range between 120-150 degree, stability is strong, by upper
The demarcation plate 4 of bending is additionally provided in the inner cavity of sandbox 1 and drag box 2, the further contact surface increased with molding sand in sandbox
Product, and demarcation plate 4 has certain inclination angle, plays the role of support and limit, so that the molding sand inside sandbox is more firm,
The stability for increasing in sandbox whole molding sand, is not easy to loosen and collapse, and has offered inside the demarcation plate of bending 4 the
The cooling rate of cast member convenient for cooling down to molding sand, and then is improved, and equally distributed multiple bendings in one cooling duct 4
The demarcation plate 4 of shape more makes heat dissipation uniform.
In addition, as shown in Fig. 2, the cope 1 includes two the first side plates 29 and two the second side plates 30, the first side plate
29 and the rectangular cope 1 of 30 enclosing group of the second side plate；The inner sidewall of the first side wall 29 is equipped with limit sliding chutes 31；Described
The end of two side plates 30 is embedded in limit sliding chutes 31；The top of first side plate 29 is equipped with the grafting cooperated with demarcation plate 3
Hole 34；The demarcation plate 3 is threaded through in the inner cavity of cope 1 through spliced eye 34；The end of first side plate 29 is equipped with and limit
The bar shaped groove 33 of position 31 top of sliding slot connection is embedded with fixing bolt 32 in bar shaped groove 33, and first side plate 29 is through solid
Determine bolt 32 to fix with 30 phase of the second side plate.The present invention is combined into sand by two the first side plates 29 and two the second side plates 30
Case 1, and the second side plate 30 can be slided along the limit sliding chutes 31 on the first side plate 29, and pass through the fixation spiral shell on the first side plate 29
Bolt 32 is fixed, by sliding the second side plate 30, to change the size of cope 1, convenient for adjusting to cope 1
It is whole, shape and influence of specification because of casting are avoided, and make the molding sand local thickness in cope 1 excessive, and be unfavorable for radiating,
The usage amount of molding sand is increased again simultaneously, improves production cost.In addition, drag box 1 can also use same design with cope 2
Sandbox, it is practical strong convenient for adjusting, can be adjusted according to the valve block for not having to dimensions, it is versatile.First side plate
29 downside inner wall is equipped with slot 35, and slot 35 is embedded to be inserted with plate 36, using plate 36 come to the first side plate 29 and second
Gap between 30 bottom of side plate is sealed, it is ensured that the whole leakproofness of cope 1, and easy to disassemble and adjusting.Institute
The inner wall lower end for stating the first side plate 29 and the second side plate 30 is respectively equipped with the second extension block 38 extended along side wall inward slant.This
Invention by being respectively equipped with the second extension block 38 on the first side plate 29 and the second side plate 30, increase cope 1 and molding sand it
Between contact area, and there is certain inclination angle, play the role of support and limit, so that molding sand is not easy loose or dislocation, increase
The stability of molding sand entirety is added, while having reduced the gap between the lower part and mold of cope 1, molding sand can be reduced in this way
Usage amount, reduce production cost；Simultaneously because the gap between the lower part and mold of cope 1 is reduced, so that being formed
Molding sand thinner thickness, and be conducive to the heat dissipation and rapid cooling of casting.
The upper end inner wall of the drag box 2 is equipped with the first extension block 7 to extend internally along side wall, and the present invention passes through in lower sand
The inner wall of case 2, which is equipped with to slope inwardly, is extended with the first extension block 7, increases the contact area between drag box 2 and molding sand, and
With certain inclination angle, play the role of support and limit, so that molding sand is not easy loose or dislocation, increases the steady of molding sand entirety
It is qualitative, while the gap between the top and mold of drag box 2 is reduced, the usage amount of molding sand can be reduced in this way, reduced
Production cost；Simultaneously because reduce the gap between the top and mold of drag box 2 so that the thickness of the molding sand formed compared with
It is thin, and be conducive to the heat dissipation and rapid cooling of casting.Promotion ear is respectively equipped on the lateral wall of the cope 1 and drag box 2
6；The bottom of the drag box 2 is fixed with pedestal 5 through bolt 10, is equipped with bottom plate 8 above pedestal 5, sets between bottom plate 8 and pedestal 5
There are multiple holddown springs 9.The present invention by the bottom of drag box 2 be equipped with pedestal 5, pedestal 5 be equipped with bottom plate 8, and bottom plate 8 with
It is equipped with holddown spring 9 between pedestal 5, support is carried out to the molding sand in drag box 2 by bottom plate 8, avoids casting into die cavity
During pipe molten iron, because molding sand stress is excessive, and to slide between 2 inner wall of molding sand and drag box, and makes lower sand
It is qualified to reduce product so that the piston valve valve block dimensions cast out does not meet generation demand for die cavity displacement in case 2
Rate.
The bottom end of the cope 1 is equipped with location notch hole 11；The drag box 2 is equipped with to be determined with what location notch hole 11 cooperated
Position column 12.It is positioned, by location notch hole 11 and positioning column 12 so that upper sand between cope 1 and drag box 2 in the present invention
Case 1 and drag box 2 can be docked accurately.
Working principle: cope 1 and the positioning of drag box 2 are fixed, the molten iron of Nodular cast iron material is poured into 28 note of pipe
Enter cope 1, molten iron flows through the lower impressions 18 that cope 1 enters 2 bottom of drag box, and molten iron is gradually filled out upwards along type chamber access
It fills, the feeding in filling, until casting is cooling, after the completion of casting, cuts off riser, obtain piston valve valve block product.
Claims (8)
1. piston valve valve block molding die, it is characterised in that: including cope (1) and drag box (2)；The cope (1) and
Drag box (2) is inner hollow and upper and lower bottom surface is the body structure of open ports, and the inner cavity upper end of cope (1) is under
The inner cavity lower end of sandbox (2) is respectively equipped with the demarcation plate (3) of multiple bendings, be equipped in each demarcation plate (3) it is multiple through point
First cooling duct (4) at partition (3) both ends；The upper end inner wall of the drag box (2) is equipped with first to extend internally along side wall
It is respectively equipped on the lateral wall of extension block (7), the cope (1) and drag box (2) and promotes ear (6)；The drag box (2)
Bottom is fixed with pedestal (5) through bolt (10), is equipped with bottom plate (8) above pedestal (5), is equipped between bottom plate (8) and pedestal (5) more
A holddown spring (9)；It is the upper impression (13) that semicircle and side wall is arcuate structure that section is equipped in the cope (1)；Institute
State the side of upper impression (13) successively transverse uniaxial be equipped on first connect column type chamber (14), column type chamber (15) are connected on second and
Column type chamber (16) are connected in third, the inner wall that column type chamber (16) are connected in third is equipped with upper wedge cavities (17), the upper impression
(13) it is equipped with the upper core (25) of rectangular configuration in, the inner wall of the upper impression (13) is equipped with multiple to connect column type on first
Upper annular groove (23) centered on chamber (14)；The lower impressions (18) cooperated with upper impression (13), institute are equipped in the drag box (2)
State the sides of lower impressions (18) successively transverse uniaxial be equipped with the first lower connection column type chamber (19), the second lower connection column type chamber (20) and
Column type chamber (21) are connected under third, the inner wall that column type chamber (21) are connected under third has lower wedge cavities (22), the lower impressions
(18) the mo(u)ld bottom half core (26) of rectangular configuration is equipped in, the inner wall of the lower impressions (18) has multiple with the first lower connection column type
Lower annular groove (24) centered on chamber (19)；The cope (1) pours pipe (22) equipped with what is be connected to upper impression (13).
2. piston valve valve block molding die according to claim 1, it is characterised in that: the cope (1) and drag box
(2) the second cooling duct (37) are equipped on side wall.
3. piston valve valve block molding die according to claim 1, it is characterised in that: the cope (1) includes two
First side plate (29) and two the second side plates (30), the first side plate (29) and the rectangular cope of the second side plate (30) enclosing group
(1)；The inner sidewall of the first side wall (29) is equipped with limit sliding chutes (31)；The end of second side plate (30) is embedded to be slided in limit
In slot (31)；The top of first side plate (29) is equipped with the spliced eye (34) cooperated with demarcation plate (3)；The demarcation plate (3)
It is threaded through in the inner cavity of cope (1) through spliced eye (34)；The end of first side plate (29) is equipped with and limit sliding chutes (31)
The bar shaped groove (33) of top connection, bar shaped groove (33) is interior to be embedded with fixing bolt (32), and first side plate (29) is through solid
Determine bolt (32) mutually to fix with the second side plate (30).
4. piston valve valve block molding die according to claim 3, it is characterised in that: the downside of first side plate (29)
Inner wall is equipped with slot (35), and slot (35) is embedded to be inserted with plate (36).
5. piston valve valve block molding die according to claim 3, it is characterised in that: first side plate (29) and second
The inner wall lower end of side plate (30) is respectively equipped with the second extension block (38) for sloping inwardly and extending.
6. piston valve valve block molding die according to claim 1, it is characterised in that: upper impression (13) upper end is equipped with
The riser feeding type chamber (21) being connected to upper impression (13).
7. piston valve valve block molding die according to claim 1, it is characterised in that: the bottom end of the cope (1) is set
There are location notch hole (11)；The drag box (2) is equipped with the positioning column (12) cooperated with location notch hole (11).
8. piston valve valve block molding die according to claim 1, it is characterised in that: the demarcation plate (3) includes substrate,
The end of substrate is equipped with bending plate；Angle between the substrate and bending plate is obtuse angle, angular range 120-150 degree it
Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811135301.XA CN109128051B (en) | 2018-09-28 | 2018-09-28 | Piston valve block forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811135301.XA CN109128051B (en) | 2018-09-28 | 2018-09-28 | Piston valve block forming die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109128051A true CN109128051A (en) | 2019-01-04 |
| CN109128051B CN109128051B (en) | 2020-07-28 |
Family
ID=64813276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811135301.XA Active CN109128051B (en) | 2018-09-28 | 2018-09-28 | Piston valve block forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109128051B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110976785A (en) * | 2019-12-31 | 2020-04-10 | 梁祺 | Sandbox for metal casting |
| CN112276003A (en) * | 2020-10-29 | 2021-01-29 | 沪航科技集团有限公司 | Valve casting molding cooling process |
| CN114453561A (en) * | 2022-02-11 | 2022-05-10 | 常州大学 | Three-way isobaric flexible molding sand box device with internal osmotic pressure |
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| CN2109271U (en) * | 1991-09-26 | 1992-07-08 | 常州纺织机械厂 | Sliding off type sand box |
| CN202398788U (en) * | 2011-12-29 | 2012-08-29 | 宁波宇力机械制造有限公司 | Inner wall structure of sand box |
| CN205660118U (en) * | 2016-05-31 | 2016-10-26 | 温岭市新动力机械有限公司 | Real molding machine of pneumatic little jolt squeeze |
| CN106513592A (en) * | 2017-01-09 | 2017-03-22 | 浙江欧冶达机械制造有限公司 | High-performance gate valve casting |
| CN207508224U (en) * | 2017-10-23 | 2018-06-19 | 共享装备股份有限公司 | Combined type sand box |
| CN207655867U (en) * | 2017-12-06 | 2018-07-27 | 潍柴重机股份有限公司 | A kind of universal sandbox |
| CN207668446U (en) * | 2017-12-28 | 2018-07-31 | 苏州凯贸铸造工业有限公司 | Reduce casting placer iron than sandbox |
| CN207900179U (en) * | 2018-01-05 | 2018-09-25 | 江阴新长机械配件有限公司 | The adjustable sandbox of mold thickness |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58148051A (en) * | 1982-03-01 | 1983-09-03 | Takaoka Kogyo Kk | Method for registering sand mold |
| CN2109271U (en) * | 1991-09-26 | 1992-07-08 | 常州纺织机械厂 | Sliding off type sand box |
| CN202398788U (en) * | 2011-12-29 | 2012-08-29 | 宁波宇力机械制造有限公司 | Inner wall structure of sand box |
| CN205660118U (en) * | 2016-05-31 | 2016-10-26 | 温岭市新动力机械有限公司 | Real molding machine of pneumatic little jolt squeeze |
| CN106513592A (en) * | 2017-01-09 | 2017-03-22 | 浙江欧冶达机械制造有限公司 | High-performance gate valve casting |
| CN207508224U (en) * | 2017-10-23 | 2018-06-19 | 共享装备股份有限公司 | Combined type sand box |
| CN207655867U (en) * | 2017-12-06 | 2018-07-27 | 潍柴重机股份有限公司 | A kind of universal sandbox |
| CN207668446U (en) * | 2017-12-28 | 2018-07-31 | 苏州凯贸铸造工业有限公司 | Reduce casting placer iron than sandbox |
| CN207900179U (en) * | 2018-01-05 | 2018-09-25 | 江阴新长机械配件有限公司 | The adjustable sandbox of mold thickness |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110976785A (en) * | 2019-12-31 | 2020-04-10 | 梁祺 | Sandbox for metal casting |
| CN110976785B (en) * | 2019-12-31 | 2021-06-01 | 阳春市科能实业有限公司 | Sandbox for metal casting |
| CN112276003A (en) * | 2020-10-29 | 2021-01-29 | 沪航科技集团有限公司 | Valve casting molding cooling process |
| CN114453561A (en) * | 2022-02-11 | 2022-05-10 | 常州大学 | Three-way isobaric flexible molding sand box device with internal osmotic pressure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109128051B (en) | 2020-07-28 |
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Address after: 034302 south side of national highway 108, Nanguan village, Shahe Town, Fanshi County, Xinzhou City, Shanxi Province Patentee after: Shanxi Anxin Casting Technology Co.,Ltd. Address before: 034302 south side of national highway 108, Nanguan village, Shahe Town, Fanshi County, Xinzhou City, Shanxi Province Patentee before: Fanshi Anxin Technology Co.,Ltd. |