CN206839110U - A kind of monoblock type pouring bushing for die casting die - Google Patents
A kind of monoblock type pouring bushing for die casting die Download PDFInfo
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- CN206839110U CN206839110U CN201720501280.3U CN201720501280U CN206839110U CN 206839110 U CN206839110 U CN 206839110U CN 201720501280 U CN201720501280 U CN 201720501280U CN 206839110 U CN206839110 U CN 206839110U
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- sprue
- sprue bush
- die casting
- monoblock type
- cooling water
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Abstract
The utility model discloses a kind of monoblock type pouring bushing for die casting die, including sprue bush body and the disjunctor hopper that is attached thereto, wherein, the sprue bush body be hollow square monolithic construction, and its one end is connected with die casting machine, the other end and the cooperation of mould pressure chamber；The front end of the sprue bush body is provided with a plurality of cooling water channel, is interconnected between the cooling water channel, for being passed through cooling medium, realizes the direct cooling to the sprue position of mould；The disjunctor hopper is hollow square monolithic construction, and its one end includes coolant jacket outer ring (3), coolant jacket inner ring (4) and skewed slot (5).Sprue bush of the present utility model is monoblock type square structure, above sprue a plurality of cooling water channel is disposed with from material cake proximity, significantly improve the cooling effect of sprue end, completely avoid expect after die sinking cake because cool down it is bad caused by burst it is dangerous, will not occur to burst at traditional sprue bush mating surface in use leak the problem of.
Description
Technical field
The utility model belongs to casting technology field, more particularly, to a kind of monoblock type pouring bushing for die casting die.
Background technology
Sprue bush, also known as minister in ancient times's mouth, it is the runner composition for allowing the material of melting to be injected into mould inside from the pressure chamber of die casting machine
Part, for connecting the pressure chamber of mould and die casting machine.In press casting procedure, the temperature adjusting of sprue bush is for molded article
Product quality it is very crucial.
Patent CN206065372U discloses a kind of sprue bush of die casting, as shown in Figure 1.At present, Die Casting Industry is big
Partial pouring bushing for die casting die structure uses sprue bush structure as shown in Figure 1, and the sprue bush mainly uses Split type structure,
By interference fit, sprue bush part 1 and the assembling of the pressure of coolant jacket outer ring 2 are integrated by heating.However, above-mentioned pour
Problems be present in muzzle structure：
(1) water(-cooling) jacket is influenceed explosion drainage occur by high temperature；
(2) the fortune water of sprue bush can only be opened in barrel portion, and the sprue (material cake) of sprue bush front end partly can not
Cooling duct is opened up, so as to can not directly be cooled down to sprue (material cake) part of mould, causes product material cake easily quick-fried
Split；
(3) because product sprue (material cake) position can not directly cool down, cause to expect that sleeving temperature is higher, easily wear injection
Drift, the service life of injection punch head is substantially reduced, increase production cost；Traditional material nested structure as shown in Figure 1 is relatively not
It is firm, while processing cost is higher.
Utility model content
For the disadvantages described above or Improvement requirement of prior art, the utility model provides a kind of monoblock type die casting cast gate
Set, its object is to using overall structure substitution fabricated structure, above sprue from material cake proximity be disposed with it is more
Bar cooling water channel, significantly improves the cooling effect of sprue end, expects that cake is quick-fried caused by cooling is bad after avoiding die sinking completely
Danger is split, solves the problems, such as to occur in use the leak that burst at traditional sprue bush mating surface.
To achieve these goals, the utility model provides a kind of monoblock type pouring bushing for die casting die, including sprue bush sheet
Body and the disjunctor hopper being attached thereto,
Wherein, the sprue bush body is hollow square monolithic construction, and its one end is connected with die casting machine, the other end and mould
Have pressure chamber to coordinate, for being injected into the runner of mould inside as pressure chamber of the melted material from the die casting machine；
The front end of the sprue bush body is provided with a plurality of cooling water channel, is interconnected between the cooling water channel, for leading to
Enter cooling medium, realize the direct cooling to the sprue position of mould；
The disjunctor hopper is hollow square monolithic construction, and its one end includes coolant jacket outer ring, coolant jacket inner ring and tiltedly
Groove, the excircle of the coolant jacket outer ring are closely connected with the sprue bush body, its inner periphery and the coolant jacket inner ring
Excircle is closely connected, and the inner periphery of the coolant jacket inner ring is closely connected with the excircle of the skewed slot.
Further, the cooling water channel is annulus line, and its one end is connected with the water inlet of the sprue bush body, separately
One end is connected with the delivery port of the sprue bush body, for realizing that cooling water enters via cooling water channel water inlet, through cast gate
The sprue end of set is flowed out after detouring one week by the delivery port of cooling water channel, so as to realize the cooling circulation to sprue bush.
Further, the cooling water channel is five, and each cooling water channel uses circumscribed with the forming surface of the sprue
Arrangement form.
Further, offer multiple square grooves on the excircle of the coolant jacket inner ring, the groove with it is described cold
But the inner periphery for covering outer ring is in close contact.
Further, the skewed slot is step structure, and it is located at the diameter of coolant jacket outer ring one end more than another
The diameter at end.
Further, one end of the skewed slot offers annular through hole, the pressure of the annular through hole and the mould
Room connects.
Further, multiple circular screwholes are offered on the front end face of the sprue bush body, for being connected with die casting machine.
Preferably, the cooling medium is water.
In general, by the contemplated above technical scheme of the utility model compared with prior art, can obtain down
Row beneficial effect：
(1) sprue bush of the present utility model is monoblock type square structure, and sprue shaping position wall thickness is thicker, in sprue
Top is disposed with a plurality of cooling water channel from material cake proximity, significantly improves the cooling effect of sprue end, keeps away completely
Expect that cake explosion caused by cooling is bad is dangerous after having exempted from die sinking, will not occur in use at traditional sprue bush mating surface
The problem of explosion leak, avoid potential production safety risk.
(2) sprue bush structure sprue end good cooling results of the present utility model, the mill of injection punch head is greatly reduced
Damage, significantly improves the service life of injection punch head, reduces production cost.
(3) sprue bush structure of the present utility model is simple, easy to process, greatly reduces processing cost.
Brief description of the drawings
Fig. 1 is sprue bush assembly structure schematic diagram commonly used in the prior art；
Fig. 2 is a kind of front view of monoblock type pouring bushing for die casting die of the utility model embodiment；
Fig. 3 is a kind of upward view of monoblock type pouring bushing for die casting die of the utility model embodiment；
Fig. 4 is a kind of disjunctor bin design schematic diagram of monoblock type pouring bushing for die casting die of the utility model embodiment.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining this
Utility model, it is not used to limit the utility model.It is in addition, involved in each embodiment of the utility model disclosed below
As long as and to technical characteristic each other do not form conflict can be mutually combined.
Fig. 1 is sprue bush assembly structure schematic diagram commonly used in the prior art；Fig. 2 is that the utility model embodiment one kind is whole
The front view of body formula pouring bushing for die casting die；Fig. 3 is a kind of facing upward for monoblock type pouring bushing for die casting die of the utility model embodiment
View.As shown in Figures 2 and 3, compared with existing sprue bush structure, sprue bush of the present utility model is monolithic construction, its
Front end is sprue part, and the pressure chamber of rear end and mould coordinates, and sprue bush includes sprue bush body and the company being attached thereto
Body hopper.
In order to directly directly be cooled down to sprue bush sprue part, sprue bush is designed as square and square
The more traditional sprue bush as shown in Figure 1 of sprue part wall thickness of structure material set is thick big, can directly arrange cold water water to its
Road, and can be directly above sprue from material cake proximity arrangement.
As shown in Fig. 2 internal 5 water channels are cut in outside by the way of sprue forming surface, internally penetrate each other, lower end
For the delivery port and water inlet of cooling water, delivery port and water inlet requirement out of order, cooling water are entered by cooling water channel water inlet,
Gone out after the sprue end of sprue bush is detoured one week by the delivery port of cooling water channel, realize the cooling circulation of sprue bush.
Sprue bush of the present utility model is monoblock type square structure, and sprue shaping position wall thickness is thicker, on sprue
Side is disposed with a plurality of cooling water channel from material cake proximity, significantly improves the cooling effect at material cake (sprue end) place,
Expect that cake explosion caused by cooling is bad is dangerous after completely avoid die sinking, traditional sprue bush will not occur in use and match somebody with somebody
The problem of conjunction face place explosion leak, avoid potential production safety risk.
Fig. 4 is a kind of disjunctor bin design schematic diagram of monoblock type pouring bushing for die casting die of the utility model embodiment.Such as
Shown in Fig. 4, disjunctor hopper is hollow square monolithic construction, and its one end includes coolant jacket outer ring 3, coolant jacket inner ring 4 and skewed slot
5, the excircle of coolant jacket outer ring 3 is closely connected with sprue bush body, and the excircle of its inner periphery and coolant jacket inner ring 4 closely connects
Connect, the inner periphery of coolant jacket inner ring 4 is closely connected with the excircle of skewed slot 5.
As shown in figure 4, multiple square grooves are offered on the excircle of coolant jacket inner ring 4, groove and coolant jacket outer ring 3
Inner periphery is in close contact.Skewed slot 5 is step structure, and it is located at the diameter that the diameter of the one end of coolant jacket outer ring 3 is more than the other end.
One end of skewed slot 5 offers annular through hole, and annular through hole connects with the pressure chamber of mould.
In preferred embodiment of the present utility model, multiple circular screwholes are offered on the front end face of sprue bush body, are used
It is connected in die casting machine.
Sprue bush structure sprue end good cooling results of the present utility model, greatly reduce the abrasion of injection punch head,
The service life of injection punch head is significantly improved, reduces production cost, and the sprue bush structure of this hair is simple, processing side
Just, processing cost is greatly reduced.
As it will be easily appreciated by one skilled in the art that preferred embodiment of the present utility model is the foregoing is only, not
For limiting the utility model, any modification of all made within spirit of the present utility model and principle, equivalent substitution and change
Enter, should be included within the scope of protection of the utility model.
Claims (8)
- A kind of 1. monoblock type pouring bushing for die casting die, it is characterised in that including sprue bush body and the disjunctor hopper that is attached thereto,Wherein, the sprue bush body is hollow square monolithic construction, and its one end is connected with die casting machine, the other end and mould pressure Room coordinates, for being injected into the runner of mould inside as pressure chamber of the melted material from the die casting machine；The front end of the sprue bush body is provided with a plurality of cooling water channel, is interconnected between the cooling water channel, cold for being passed through But medium, the direct cooling to the sprue position of mould is realized；The disjunctor hopper is hollow square monolithic construction, its one end include coolant jacket outer ring (3), coolant jacket inner ring (4) and Skewed slot (5), the excircle of the coolant jacket outer ring (3) are closely connected with the sprue bush body, its inner periphery and the cooling The excircle of set inner ring (4) closely connects, and the excircle of the inner periphery and the skewed slot (5) of the coolant jacket inner ring (4) is close Connection.
- 2. a kind of monoblock type pouring bushing for die casting die according to claim 1, it is characterised in that the cooling water channel is ring Shape pipeline, its one end are connected with the water inlet of the sprue bush body, and the other end is connected with the delivery port of the sprue bush body, For realizing that cooling water enters via cooling water channel water inlet, by cooling water channel after the sprue end of sprue bush is detoured one week Delivery port outflow, so as to realize to sprue bush cooling circulation.
- A kind of 3. monoblock type pouring bushing for die casting die according to claim 1 or 2, it is characterised in that the cooling water channel For five, each cooling water channel uses the arrangement form circumscribed with the forming surface of the sprue.
- A kind of 4. monoblock type pouring bushing for die casting die according to claim 1, it is characterised in that the coolant jacket inner ring (4) multiple square grooves are offered on excircle, the groove and the inner periphery of the coolant jacket outer ring (3) are in close contact.
- 5. a kind of monoblock type pouring bushing for die casting die according to claim 1 or 4, it is characterised in that the skewed slot (5) is Step structure, it is located at the diameter that the diameter of described coolant jacket outer ring (3) one end is more than the other end.
- A kind of 6. monoblock type pouring bushing for die casting die according to claim 5, it is characterised in that the one of the skewed slot (5) End offers annular through hole, and the annular through hole connects with the pressure chamber of the mould.
- 7. a kind of monoblock type pouring bushing for die casting die according to claim 1, it is characterised in that the sprue bush body Multiple circular screwholes are offered on front end face, for being connected with die casting machine.
- 8. a kind of monoblock type pouring bushing for die casting die according to claim 1, it is characterised in that the cooling medium is Water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720501280.3U CN206839110U (en) | 2017-05-05 | 2017-05-05 | A kind of monoblock type pouring bushing for die casting die |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720501280.3U CN206839110U (en) | 2017-05-05 | 2017-05-05 | A kind of monoblock type pouring bushing for die casting die |
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| CN206839110U true CN206839110U (en) | 2018-01-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107020363A (en) * | 2017-05-05 | 2017-08-08 | 广东鸿图武汉压铸有限公司 | A kind of monoblock type pouring bushing for die casting die |
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2017
- 2017-05-05 CN CN201720501280.3U patent/CN206839110U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107020363A (en) * | 2017-05-05 | 2017-08-08 | 广东鸿图武汉压铸有限公司 | A kind of monoblock type pouring bushing for die casting die |
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