CN109128077B - Installation structure for preventing core with spot cooling from breaking and running aluminum - Google Patents
Installation structure for preventing core with spot cooling from breaking and running aluminum Download PDFInfo
- Publication number
- CN109128077B CN109128077B CN201811159639.9A CN201811159639A CN109128077B CN 109128077 B CN109128077 B CN 109128077B CN 201811159639 A CN201811159639 A CN 201811159639A CN 109128077 B CN109128077 B CN 109128077B
- Authority
- CN
- China
- Prior art keywords
- point
- transition screw
- wall
- core
- conveying pipe
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D15/00—Casting using a mould or core of which a part significant to the process is of high thermal conductivity, e.g. chill casting; Moulds or accessories specially adapted therefor
- B22D15/04—Machines or apparatus for chill casting
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The application discloses an installation structure for preventing broken aluminum leakage of a mold core with point cooling, which comprises a mold and a point water conveyer, wherein the point water conveyer comprises a transition screw, a point water conveying pipe and a water conveying pipe which are nested layer by layer from outside to inside, the minimum gap size between the transition screw and the mold is smaller than 0.5mm, the minimum gap size between the transition screw and the point water conveying pipe is smaller than 0.5mm, the mold is provided with a fastening nut at the nut of the transition screw, the outer wall of the fastening nut is in threaded connection with the inner wall of the mold, part of the outer wall of the point water conveying pipe bulges to form a first stepped shaft, and the first stepped shaft is in threaded connection with the inner wall of the transition screw. When the spot cooling head is broken, the gap with the size smaller than 0.5mm can effectively avoid the overflow of the aluminum liquid; meanwhile, the scheme has double protection, the fastening nut blocks the gap between the die and the point water conveyer at the end part, and the first stepped shaft blocks the gap between the transition screw and the point conveying pipe at the end part. The application is used in the field of die casting.
Description
Technical Field
The application relates to the field of die casting, in particular to an installation structure for preventing broken aluminum leakage of a mold core with point cooling.
Background
The casting of the mould requires the injection of aluminium liquid into the mould cavity. Because the internal structure of the die is complex, and meanwhile, the flowing time of the aluminum liquid in the die cavity is different, different positions in the die cavity can have different cooling speeds; in this case, special treatment is required for some parts to ensure uniform cooling rate of the entire cavity. The special treatment points to cool, a spot cooling head is arranged on the inner surface of the die, the spot cooling head is fixedly arranged at the moment and is used as a part of the core, circulating water is introduced into the spot cooling head from the outside, the temperature of the spot cooling head is low, and the spot cooling head achieves the effect of reducing the temperature of a nearby cavity at the moment.
In practical use, the side wall of the spot cooling head may crack or even break due to the impact of the aluminum liquid. At this time, the aluminum liquid may gush from the inside of the spot cooling head to the outside, commonly known as aluminum run. After aluminum run, the high temperature aluminum liquid is very dangerous to splash onto other equipment or personnel. There is a need to address this technical problem.
Disclosure of Invention
The application aims to provide an installation structure for preventing broken aluminum running of a mold core with spot cooling.
The technical scheme adopted by the application is as follows:
the utility model provides a prevent taking cold core fracture of point to run mounting structure of aluminium, including mould and the point fortune hydrophone of installing on the mould, the point fortune hydrophone includes from outside to interior nested transition screw of layer by layer, point fortune water pipe and raceway, minimum clearance size between transition screw and the mould is less than 0.5mm, minimum clearance size between transition screw and the point fortune water pipe is less than 0.5mm, the mould is equipped with fastening nut in the nut department of transition screw, fastening nut's outer wall and the inner wall threaded connection of mould, the partial outer wall uplift of point fortune water pipe forms first step axle, threaded connection between this first step axle and the inner wall of transition screw.
As an improvement of the scheme, the position of the point water pipe in threaded connection with the transition screw is positioned at the nut of the transition screw.
As an improvement of the scheme, the point water pipe is connected with an external circulating water system through a copper pipe.
As an improvement of the above solution, part of the side wall of the transition screw is raised to form a second stepped shaft, the size of the gap between the second stepped shaft and the mould being smaller than 0.5mm.
As an improvement of the above, the length of the second stepped shaft is greater than half the length of the transition screw, as seen in the axial direction of the transition screw.
As the improvement of above-mentioned scheme, the point fortune water ware still includes the cold head of installing in the inboard point of mould, and the inside shoulder hole that has of point cold head, this shoulder hole's opening towards the mould outside, and this shoulder hole reduces from outside to interior gradually, and the outer wall and the mould threaded connection of cold head of point, the major diameter end and the head threaded connection of transition screw of shoulder hole, the head of the little water pipe of point fortune is wrapped to the minor diameter end of shoulder hole, and the raceway is located the shoulder hole.
As an improvement of the scheme, the head of the spot water pipe is provided with a plurality of annular grooves, and sealing rings are sleeved on the grooves.
The application has the beneficial effects that: the mounting structure can enable the mold, the point water conveyer and the point water conveyer to form a closed cavity; when the spot cooling head is broken, the gap with the size smaller than 0.5mm can effectively avoid the overflow of the aluminum liquid; the second protection is provided even though the aluminum liquid possibly flows into the gap, the fastening nut can press the transition screw, the gap between the die and the point water conveyer is blocked at the end part, and the gap between the transition screw and the point water conveyer is blocked at the end part by the first stepped shaft.
Drawings
The application is further described below with reference to the accompanying drawings:
FIG. 1 is an overall schematic of a mounting structure;
FIG. 2 is an enlarged view of a portion of the left side of the mounting structure;
FIG. 3 is an enlarged view of a portion of the middle of the mounting structure;
fig. 4 is an enlarged view of a portion of the right side of the mounting structure.
Detailed Description
Referring to fig. 1 to 4, the application relates to an installation structure for preventing broken aluminum leakage of a mold core with point cooling, which comprises a mold 8 and a point water conveyer arranged on the mold 8, wherein the point water conveyer comprises a transition screw 3, a point water conveying pipe 4 and a water conveying pipe 5 which are nested layer by layer from outside to inside. The transition screw 3 is a screw with a model similar to that of a standard, and is provided with a nut and a rod body, a through round hole is further processed in the transition screw 3, and meanwhile, a small section of thread is arranged on the head of the transition screw 3. The spot water conveyer further comprises a spot cooling head 6 arranged on the inner side of the die 8, a stepped hole is formed in the spot cooling head 6, the opening of the stepped hole faces the outer side of the die 8, the stepped hole gradually reduces from outside to inside, the outer wall of the spot cooling head 6 is in threaded connection with the die 8, the large-diameter end of the stepped hole is in threaded connection with the head of the transition screw 3, the small-diameter end of the stepped hole wraps the head of the spot water conveying pipe 4, and the water conveying pipe 5 is located in the stepped hole.
As a preferred embodiment, the minimum gap size between the transition screw 3 and the mould 8 is smaller than 0.5mm, the minimum gap size between the transition screw 3 and the point water pipe 4 is smaller than 0.5mm, the mould 8 is provided with a fastening nut 7 at the nut of the transition screw 3, the outer wall of the fastening nut 7 is in threaded connection with the inner wall of the mould 8, part of the outer wall of the point water pipe 4 bulges to form a first stepped shaft 1, and the first stepped shaft 1 is in threaded connection with the inner wall of the transition screw 3.
In the process of installation, the spot cooling head 6 is screwed first, then the transition screw 3 is inserted into the die 8, and then the transition screw 3 is connected to the spot cooling head 6, and at this time, the die 8 is clamped together by the nut of the transition screw 3 and the spot cooling head 6. The point water transporting pipe 4 is inserted, then the point water transporting pipe 4 and the transition screw 3 are screwed together, and at the moment, the head of the point water transporting pipe 4 is also inserted into the stepped hole of the point cold head 6. The body is then installed by screwing the fastening nut 7. Taking the direction in fig. 1 as an example, the right side refers to the inside of the cavity and the left side refers to the outside of the mold. In practical use, a plurality of spot cooling heads 6 can be arranged on one die 8, and the present application is now described with respect to the position of one spot cooling head 6.
The mounting structure can enable the mold 8 and the point water conveyer to form a closed cavity; when the spot cooling head 6 breaks, the gap with the size smaller than 0.5mm can effectively avoid the overflow of the aluminum liquid; in this case, even though the molten aluminum may flow into the gap, the second protection is provided, the fastening nut 7 can press the transition screw 3, and the gap between the die 8 and the point water conveyer is blocked at the end, and similarly, the gap between the transition screw 3 and the point water conveyer is blocked at the end by the first stepped shaft 1. Referring specifically to fig. 2, the fastening nut 7 presses the nut in the same direction, at this time, the nut is also attached to the mold 8, and as a whole, there are two anti-aluminum-run gates in the gap between the transition screw 3 and the mold 8.
In order to improve the convenience of the processing of the transition screw 3, as a preferred embodiment, the point water pipe 4 is in threaded connection with the transition screw 3 at the nut of the transition screw 3. The screw cap here refers to the vicinity of the screw cap, i.e. the threaded hole may be provided solely within the length of the screw cap, solely within the length of the shaft, or across the screw cap and the shaft. The length of the threaded bore is generally not set too long.
There are extreme cases, namely, the point cold head 6 is completely broken, and at this time, aluminum liquid can flow out along the water pipe 5 to scald the rubber pipe. As a preferred embodiment, the point-delivery water pipe 4 is connected with an external circulating water system through a copper pipe; compared with the traditional rubber tube connection, the copper tube has better strength, can not crack completely, and avoids aluminum leakage.
In general, it is very convenient to make a through hole directly in the die 8, and it is more convenient to process a stepped shaft than to process a stepped hole. As a preferred embodiment, part of the side wall of the transition screw 3 bulges to form a second stepped shaft 2, the gap size between the second stepped shaft 2 and the mould 8 being less than 0.5mm. The head of the transition screw 3 is primarily shrunk in size, and the head of the transition screw 3 can still be inserted into the cold spot 6 after the cold spot 6 has been inserted into the mould 8. Further, the length of the second stepped shaft 2 is greater than half the length of the transition screw 3, seen in the axial direction of the transition screw 3. In this embodiment, the second stepped shaft 2 extends directly from the nut position; other embodiments have the second stepped shaft 2 formed in a ring shape and distributed at the middle part of the shaft.
In order to prevent leakage, as a preferred embodiment, the head of the point delivery pipe 4 is provided with a plurality of annular grooves, and a sealing ring is sleeved on each groove.
Of course, the present design is not limited to the above embodiment, and a combination of different features of the above embodiments can also achieve a good effect. Equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the application, and these equivalent modifications or substitutions are intended to be included within the scope of the present application as defined in the appended claims.
Claims (7)
1. Prevent taking cold core fracture of point to run mounting structure of aluminium, its characterized in that: including mould (8) and install the point fortune hydrophone on mould (8), the point fortune hydrophone includes from outer to interior nested transition screw (3) of layer by layer, point fortune water pipe (4) and raceway (5), minimum clearance size between transition screw (3) and mould (8) is less than 0.5mm, minimum clearance size between transition screw (3) and point fortune water pipe (4) is less than 0.5mm, mould (8) are equipped with fastening nut (7) in the nut department of transition screw (3), the outer wall of fastening nut (7) and the inner wall threaded connection of mould (8), the partial outer wall uplift of point fortune water pipe (4) forms first step axle (1), threaded connection between the inner wall of this first step axle (1) and transition screw (3).
2. The mounting structure for preventing broken aluminum run of a core with spot cooling according to claim 1, wherein: the position of the point water conveying pipe (4) in threaded connection with the transition screw (3) is located at the nut of the transition screw (3).
3. The mounting structure for preventing broken aluminum run of a core with spot cooling according to claim 1, wherein: the point water conveying pipe (4) is connected with an external circulating water system through a copper pipe.
4. The mounting structure for preventing broken aluminum run of a core with spot cooling according to claim 1, wherein: part of the side wall of the transition screw (3) bulges to form a second stepped shaft (2), and the size of a gap between the second stepped shaft (2) and the die (8) is smaller than 0.5mm.
5. The mounting structure for preventing broken aluminum run of a core with spot cooling according to claim 4, wherein: the length of the second stepped shaft (2) is greater than half the length of the transition screw (3) as seen in the axial direction of the transition screw (3).
6. The installation structure for preventing breakage of a core with spot cooling from running out of aluminum according to any one of claims 1 to 5, characterized in that: the point water conveyer is characterized by further comprising a point cold head (6) arranged on the inner side of the die (8), a stepped hole is formed in the point cold head (6), the opening of the stepped hole faces the outer side of the die (8), the stepped hole gradually reduces from outside to inside, the outer wall of the point cold head (6) is in threaded connection with the die (8), the large-diameter end of the stepped hole is in threaded connection with the head of the transition screw (3), the small-diameter end of the stepped hole wraps the head of the point water conveying pipe (4), and the water conveying pipe (5) is located in the stepped hole.
7. The mounting structure for preventing broken aluminum run of a core with spot cooling according to claim 6, wherein: the head of the point water conveyer is provided with a plurality of annular grooves, and sealing rings are sleeved on the grooves.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811159639.9A CN109128077B (en) | 2018-09-30 | 2018-09-30 | Installation structure for preventing core with spot cooling from breaking and running aluminum |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811159639.9A CN109128077B (en) | 2018-09-30 | 2018-09-30 | Installation structure for preventing core with spot cooling from breaking and running aluminum |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109128077A CN109128077A (en) | 2019-01-04 |
CN109128077B true CN109128077B (en) | 2023-10-13 |
Family
ID=64814218
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811159639.9A Active CN109128077B (en) | 2018-09-30 | 2018-09-30 | Installation structure for preventing core with spot cooling from breaking and running aluminum |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109128077B (en) |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0788611A (en) * | 1992-03-25 | 1995-04-04 | Hiroshima Alum Kogyo Kk | Mold temperature control |
JPH0743608U (en) * | 1993-04-06 | 1995-09-05 | 広島アルミニウム工業株式会社 | Cooling water fittings |
CN203764942U (en) * | 2014-03-25 | 2014-08-13 | 宁波市北仑华盛模具厂 | Point cooling structure of die-casting die |
CN204148479U (en) * | 2014-08-15 | 2015-02-11 | 宁波北仑正合机械有限公司 | A kind of mould that high pressure spot device for cooling is housed |
CN204194751U (en) * | 2014-09-16 | 2015-03-11 | 天津千鑫有色金属制品有限公司 | A kind of some cooling device for die casting |
CN104550831A (en) * | 2014-12-22 | 2015-04-29 | 苏州广型模具有限公司 | Core-pulling and extruding mechanism for die-casting mould |
CN204504178U (en) * | 2014-12-04 | 2015-07-29 | 苏州广型模具有限公司 | A kind of type position piece cooling body of die casting |
CN205237015U (en) * | 2015-11-25 | 2016-05-18 | 宁波君灵模具技术有限公司 | Mould cooling structure of loosing core |
CN205660145U (en) * | 2016-06-12 | 2016-10-26 | 中信戴卡股份有限公司 | A indirect cooling connects for casting mould |
CN206009774U (en) * | 2016-08-13 | 2017-03-15 | 宁波学大机械设备有限公司 | Die casting circulation point cooling component |
CN107297480A (en) * | 2017-07-07 | 2017-10-27 | 上海皮尔博格有色零部件有限公司 | Core fixed mechanism and mould |
CN207170865U (en) * | 2017-07-07 | 2018-04-03 | 上海皮尔博格有色零部件有限公司 | Core and mould |
CN209021197U (en) * | 2018-09-30 | 2019-06-25 | 广州市型腔模具制造有限公司 | The mounting structure of aluminium is run in a kind of type core that anti-band point is cold fracture |
-
2018
- 2018-09-30 CN CN201811159639.9A patent/CN109128077B/en active Active
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0788611A (en) * | 1992-03-25 | 1995-04-04 | Hiroshima Alum Kogyo Kk | Mold temperature control |
JPH0743608U (en) * | 1993-04-06 | 1995-09-05 | 広島アルミニウム工業株式会社 | Cooling water fittings |
CN203764942U (en) * | 2014-03-25 | 2014-08-13 | 宁波市北仑华盛模具厂 | Point cooling structure of die-casting die |
CN204148479U (en) * | 2014-08-15 | 2015-02-11 | 宁波北仑正合机械有限公司 | A kind of mould that high pressure spot device for cooling is housed |
CN204194751U (en) * | 2014-09-16 | 2015-03-11 | 天津千鑫有色金属制品有限公司 | A kind of some cooling device for die casting |
CN204504178U (en) * | 2014-12-04 | 2015-07-29 | 苏州广型模具有限公司 | A kind of type position piece cooling body of die casting |
CN104550831A (en) * | 2014-12-22 | 2015-04-29 | 苏州广型模具有限公司 | Core-pulling and extruding mechanism for die-casting mould |
CN205237015U (en) * | 2015-11-25 | 2016-05-18 | 宁波君灵模具技术有限公司 | Mould cooling structure of loosing core |
CN205660145U (en) * | 2016-06-12 | 2016-10-26 | 中信戴卡股份有限公司 | A indirect cooling connects for casting mould |
CN206009774U (en) * | 2016-08-13 | 2017-03-15 | 宁波学大机械设备有限公司 | Die casting circulation point cooling component |
CN107297480A (en) * | 2017-07-07 | 2017-10-27 | 上海皮尔博格有色零部件有限公司 | Core fixed mechanism and mould |
CN207170865U (en) * | 2017-07-07 | 2018-04-03 | 上海皮尔博格有色零部件有限公司 | Core and mould |
CN209021197U (en) * | 2018-09-30 | 2019-06-25 | 广州市型腔模具制造有限公司 | The mounting structure of aluminium is run in a kind of type core that anti-band point is cold fracture |
Also Published As
Publication number | Publication date |
---|---|
CN109128077A (en) | 2019-01-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109128077B (en) | Installation structure for preventing core with spot cooling from breaking and running aluminum | |
CN103722143B (en) | There is the roller-way water cooling plant of the water-tight device of band backwater flow-guiding structure | |
CN209021197U (en) | The mounting structure of aluminium is run in a kind of type core that anti-band point is cold fracture | |
US20040084816A1 (en) | Metal injecting apparatus | |
CN209021169U (en) | The compressing structure of aluminium is run in a kind of type core that anti-band point is cold fracture | |
CN211036146U (en) | Sleeve electroplating protection tool | |
CN101123374A (en) | A waterproof sealing structure for motor | |
CN104942263B (en) | Sprue spreader for die casting mold | |
CN212764630U (en) | Split type cooling water jacket | |
CN209021195U (en) | The interstitial structure of aluminium is run in a kind of type core that anti-band point is cold fracture | |
CN201455185U (en) | Split sprue spreader | |
CN209334699U (en) | A kind of melting cup of die casting machine uniformly cooled down | |
CN209969242U (en) | Chromium-plated core rod for titanium pipe | |
CN211308709U (en) | Steering gear shell | |
CN210848263U (en) | Pouring gate of pressure casting die for speed changer shell | |
CN204052883U (en) | One side, round billet continuous casting heat dissipation submersed nozzle | |
CN201684904U (en) | Crystallizer of up-casting oxygen-free copper rod continuous casting machine | |
CN208895161U (en) | A kind of durable type horizontal plunger die casting machine barrel | |
CN214768822U (en) | Cooling water pipe of die casting die | |
CN203556820U (en) | Crystallization device with polygonal curved inner wall used for continuous casting of tube blank | |
CN201186343Y (en) | Crystallizer bulkhead | |
CN209407385U (en) | A kind of high solid phase semisolid mold oil circuit plugging structure | |
CN113714482A (en) | Aluminum alloy pressure casting mold core with curved surface appearance and cooling method | |
CN204126685U (en) | A kind of connecting rod nozzle of throttling speedup | |
CN216324856U (en) | Hollow structure core roller for hot rolling ring |
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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant |