CN209021197U - The mounting structure of aluminium is run in a kind of type core that anti-band point is cold fracture - Google Patents

The mounting structure of aluminium is run in a kind of type core that anti-band point is cold fracture Download PDF

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Publication number
CN209021197U
CN209021197U CN201821625321.0U CN201821625321U CN209021197U CN 209021197 U CN209021197 U CN 209021197U CN 201821625321 U CN201821625321 U CN 201821625321U CN 209021197 U CN209021197 U CN 209021197U
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China
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point
mold
transition screw
water pipe
mounting structure
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CN201821625321.0U
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胡联茂
李丽
叶能
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GUANGZHOU DIE AND MOULD MANUFACTURING Co Ltd
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GUANGZHOU DIE AND MOULD MANUFACTURING Co Ltd
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Abstract

The mounting structure for running aluminium is broken the utility model discloses a kind of type core that anti-band point is cold, including mold and point fortune hydrophone, point fortune hydrophone includes transition screw successively nested from outside to inside, point fortune water pipe and water-supply-pipe, minimum clearance size between transition screw and mold is less than 0.5mm, minimum clearance size between transition screw and point fortune water pipe is less than 0.5mm, mold is equipped with fastening nut at the nut of transition screw, the outer wall of fastening nut and the inner thread of mold connect, the outer wall of point fortune water pipe swells to form the first multi-diameter shaft, it is threadedly coupled between first multi-diameter shaft and the inner wall of transition screw.When cold head is broken, gap of the size less than 0.5mm can be effectively prevented from molten aluminum spilling;This programme has a duplicate protection simultaneously, and fastening nut is in the end plugging gap between mold and point fortune hydrophone in the dust, and the first multi-diameter shaft is also in the end plugging gap between transition screw and point delivery tube in the dust.This utility model is used for die casting field.

Description

The mounting structure of aluminium is run in a kind of type core that anti-band point is cold fracture
Technical field
The utility model relates to die casting fields, and the installation for running aluminium is broken more particularly to a kind of type core that anti-band point is cold Structure.
Background technique
Die casting needs to inject molten aluminum into type chamber.Since structure is complicated for mould inside, while molten aluminum is in type chamber Flowing time is different, causes the different location in type chamber that may have different cooling velocities;This when is in order to ensure type chamber Whole cooling velocity is uniform, needs to do specially treated for certain positions.Cooling is given directions in the specially treated, in the interior table of mold Cold head is arranged in face, this time point cold head is fixedly mounted and a part as type core, and the extraneous inside toward point cold head is passed through Recirculated water, the temperature for putting cold head is lower, this when of point cold head realizes the effect for reducing cavity temperature nearby.
In actual use, due to the impact by molten aluminum, the side wall for putting cold head is possible to crack, or even occurs disconnected It splits.This when, molten aluminum may gush from the inside of cold head to the external world, be commonly called as running aluminium.Occur after running aluminium, high temperature molten aluminum is splashed It is breakneck on to other equipment or personnel.So needing to solve this technical problem.
Utility model content
The mounting structure for running aluminium is broken the purpose of this utility model is to provide a kind of type core that anti-band point is cold.
Technical solution adopted in the utility model is:
The mounting structure of aluminium is run in a kind of type core that anti-band point is cold fracture, including mold and the Dian Yunshui being mounted on mold Device, point fortune hydrophone includes transition screw successively nested from outside to inside, point fortune water pipe and water-supply-pipe, between transition screw and mold Minimum clearance size be less than 0.5mm, the minimum clearance size between transition screw and point fortune water pipe is less than 0.5mm, and mold exists Fastening nut is equipped at the nut of transition screw, the outer wall of fastening nut and the inner thread of mold connect, the portion of point fortune water pipe Exceptionally wall swells to form the first multi-diameter shaft, is threadedly coupled between first multi-diameter shaft and the inner wall of transition screw.
As an improvement of the above scheme, the position that point fortune water pipe is connect with transition screw thread is in the nut of transition screw Place.
As an improvement of the above scheme, point fortune water pipe is connect by copper pipe with extraneous circulation.
As an improvement of the above scheme, the partial sidewall of transition screw swells to form the second multi-diameter shaft, second multi-diameter shaft Gap size between mold is less than 0.5mm.
As an improvement of the above scheme, the axial direction along transition screw is seen, the length of second multi-diameter shaft is greater than transition The half of screw length.
As an improvement of the above scheme, point fortune hydrophone further includes the point cold head for being mounted on die inside, tool inside point cold head There is stepped hole, towards mold outside, which is gradually reduced the opening of the stepped hole from outside to inside, puts the outer wall and mould of cold head Tool is threadedly coupled, and the larger diameter end of stepped hole is connect with the head threads of transition screw, and the smaller diameter end of stepped hole encases fortune The head of water pipe, water-supply-pipe are located in stepped hole.
As an improvement of the above scheme, the head of point fortune water pipe is equipped with the groove of several annulars, is inserted on each groove Sealing ring.
The utility model has the beneficial effects that this mounting structure can make between mold and point fortune hydrophone and point fortune hydrophone sheet Body forms closed cavity;When cold head is broken, gap of the size less than 0.5mm can be effectively prevented from molten aluminum spilling;Just Gap may be flowed by calculating molten aluminum, but this programme is protected again there are also second, fastening nut other than it can compress transition screw, Also end plugging in the dust mold and point fortune hydrophone between gap, similarly, the first multi-diameter shaft end plugging in the dust transition screw and Gap between point delivery tube.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawing:
Fig. 1 is the overall schematic of mounting structure;
Fig. 2 is the magnified partial view on the mounting structure left side;
Fig. 3 is the magnified partial view among mounting structure;
Fig. 4 is the magnified partial view on the right of mounting structure.
Specific embodiment
Referring to figs. 1 to Fig. 4, the utility model is the mounting structure that aluminium is run in a kind of fracture of type core that anti-band point is cold, including mould Tool 8 and the point being mounted on mold 8 fortune hydrophone, point fortune hydrophone include transition screw 3 successively nested from outside to inside, point fortune water pipe 4 and water-supply-pipe 5.The screw of the moulding approximate test of transition screw 3, has nut and shaft, and the inside of transition screw 3 is further The circular hole of perforation is processed, meanwhile, a bit of screw thread is arranged on head in transition screw 3.Point fortune hydrophone further includes being mounted on The point cold head 6 of the inside of mold 8, putting has stepped hole inside cold head 6, and the opening of the stepped hole is towards 8 outside of mold, the stepped hole It is gradually reduced from outside to inside, the outer wall of point cold head 6 is threadedly coupled with mold 8, the larger diameter end of stepped hole and the head of transition screw 3 Portion is threadedly coupled, and the smaller diameter end of stepped hole encases a head for fortune water pipe 4, and water-supply-pipe 5 is located in stepped hole.
As preferred embodiment, the minimum clearance size between transition screw 3 and mold 8 is less than 0.5mm, transition spiral shell Minimum clearance size between nail 3 and point fortune water pipe 4 is less than 0.5mm, and mold 8 is equipped with fastening spiral shell at the nut of transition screw 3 Mother 7, the outer wall of fastening nut 7 is connect with the inner thread of mold 8, and the outer wall of point fortune water pipe 4 swells to form the first ladder Axis 1 is threadedly coupled between first multi-diameter shaft 1 and the inner wall of transition screw 3.
During installation, a cold head 6 is first screwed, then toward insertion transition screw 3 on mold 8, then transition screw 3 is connected to Point cold head 6, the nut of transition screw 3 and point cold head 6 hold mold 8 jointly at this time.Water pipe 4 is transported in insertion point, then the company of screwing Contact transports water pipe 4 and transition screw 3, this time point is transported in the stepped hole of the head insertion point the Ye Hui cold head 6 of water pipe 4.Next it twists Upper fastening nut 7 can complete the installation of main body.By taking the direction in Fig. 1 as an example, the inside of right side finger-type chamber, left side refers to outside mold Face.In actual use, multiple cold heads 6 be can be set on a mold 8, application scheme is at present with cold head 6 Position explains the situation.
This mounting structure can make between mold 8 and point fortune hydrophone and point fortune hydrophone itself forms closed cavity;When When point cold head 6 is broken, gap of the size less than 0.5mm can be effectively prevented from molten aluminum spilling;Even if molten aluminum may flow into gap, But this programme is protected again there are also second, fastening nut 7 is other than it can compress transition screw 3, also in end plugging mould in the dust Tool 8 and point fortune hydrophone between gap, similarly, the first multi-diameter shaft 1 end plugging in the dust transition screw 3 and point delivery tube between Gap.Referring in particular to Fig. 2, the clamping nut by the way of fastening nut 7, nut can be also fitted on mold 8 at this time, be seen on the whole, mistake It crosses on the gap between screw 3 and mold 8 with the anti-critical point for running aluminium of twice.
In order to improve the convenience of the processing of transition screw 3, as preferred embodiment, point fortune water pipe 4 and transition screw 3 At the position of threaded connection at the nut of transition screw 3.Here refer near nut at nut, i.e., threaded hole both can be independent It is located in the length where nut, can also individually be located in the length of shaft, it can also be across nut and shaft.Threaded hole Length does not have to usually be arranged too long.
There are also some extreme situations, i.e. point cold head 6 is broken completely, and molten aluminum may be gushed out along water-supply-pipe 5 at this time, scorch Sebific duct.As preferred embodiment, point fortune water pipe 4 is connect by copper pipe with extraneous circulation;Compared to traditional glue Pipe connection, copper pipe intensity is more preferable, will not burst open completely, avoids running aluminium.
Normally, directly to do through-hole very convenient for aperture on mold 8, and it is more square compared to processing shoulder hole to process multi-diameter shaft Just.As preferred embodiment, the partial sidewall of transition screw 3 swells to form the second multi-diameter shaft 2, second multi-diameter shaft 2 with Gap size between mold 8 is less than 0.5mm.Here the size for mainly shrinking 3 head of transition screw, when cold head 6 is inserted into After mold 8, the head of transition screw 3 still is able in insertion point cold head 6.Further, the axial direction along transition screw 3 is seen, The length of second multi-diameter shaft 2 is greater than the half of 3 length of transition screw.In the present embodiment, the second multi-diameter shaft 2 is directly from spiral shell Cap position extends out;Other embodiments have the second multi-diameter shaft 2 to do circlewise, are distributed in the intermediate position of shaft.
Leakage in order to prevent, as preferred embodiment, the head of point fortune water pipe 4 is equipped with the groove of several annulars, Sealing ring is inserted on each groove.
Certainly, the design creation is not limited to above embodiment, and the combination of the various embodiments described above different characteristic can also To reach good effect.Those skilled in the art can also make without departing from the spirit of the present invention It is all included in the scope defined by the claims of the present application with deformation or replacement, these equivalent variation or replacement.

Claims (7)

1. the mounting structure that aluminium is run in a kind of type core that anti-band point is cold fracture, it is characterised in that: including mold (8) and be mounted on mold (8) point on transports hydrophone, and the point fortune hydrophone includes that successively the transition screw (3) of nesting, point fortune are water pipe (4) and defeated from outside to inside Water pipe (5), minimum clearance size between the transition screw (3) and mold (8) are less than 0.5mm, the transition screw (3) with Minimum clearance size between point fortune water pipe (4) is less than 0.5mm, and the mold (8) is equipped with tight at the nut of transition screw (3) Gu the outer wall of nut (7), fastening nut (7) is connect with the inner thread of mold (8), the outer wall of point fortune water pipe (4) Protuberance forms the first multi-diameter shaft (1), is threadedly coupled between first multi-diameter shaft (1) and the inner wall of transition screw (3).
2. the mounting structure that aluminium is run in the cold type core fracture of anti-band point according to claim 1, it is characterised in that: the point fortune The position that water pipe (4) is threadedly coupled with transition screw (3) is at the nut of transition screw (3).
3. the mounting structure that aluminium is run in the cold type core fracture of anti-band point according to claim 1, it is characterised in that: the point fortune Water pipe (4) is connect by copper pipe with extraneous circulation.
4. the mounting structure that aluminium is run in the cold type core fracture of anti-band point according to claim 1, it is characterised in that: the transition The partial sidewall of screw (3) swells to form the second multi-diameter shaft (2), the gap size between second multi-diameter shaft (2) and mold (8) Less than 0.5mm.
5. the mounting structure that aluminium is run in the cold type core fracture of anti-band point according to claim 4, it is characterised in that: along transition spiral shell The axial direction of nail (3) sees that the length of second multi-diameter shaft (2) is greater than the half of transition screw (3) length.
6. the mounting structure of aluminium is run in the cold type core fracture of anti-band point according to any one of claim 1 to 5, feature exists In: the point fortune hydrophone further includes the point cold head (6) being mounted on the inside of mold (8), has ladder inside described cold head (6) Hole, the opening of the stepped hole is towards mold (8) outside, which is gradually reduced from outside to inside, the outer wall of described cold head (6) It is threadedly coupled with mold (8), the larger diameter end of the stepped hole is connect with the head threads of transition screw (3), the stepped hole Smaller diameter end encase the head of fortune water pipe (4), the water-supply-pipe (5) is located in stepped hole.
7. the mounting structure that aluminium is run in the cold type core fracture of anti-band point according to claim 6, it is characterised in that: the point fortune The head of hydrophone is equipped with the groove of several annulars, is inserted in sealing ring on each groove.
CN201821625321.0U 2018-09-30 2018-09-30 The mounting structure of aluminium is run in a kind of type core that anti-band point is cold fracture Active CN209021197U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109128077A (en) * 2018-09-30 2019-01-04 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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109128077A (en) * 2018-09-30 2019-01-04 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
CN109128077B (en) * 2018-09-30 2023-10-13 广州市型腔模具制造有限公司 Installation structure for preventing core with spot cooling from breaking and running aluminum

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