CN208895157U - The running gate system and mold of optical fiber module shell - Google Patents
The running gate system and mold of optical fiber module shell Download PDFInfo
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- CN208895157U CN208895157U CN201820722230.2U CN201820722230U CN208895157U CN 208895157 U CN208895157 U CN 208895157U CN 201820722230 U CN201820722230 U CN 201820722230U CN 208895157 U CN208895157 U CN 208895157U
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Abstract
The utility model belongs to photovoltaic applications manufacturing technology field, in particular to it is used for the running gate system of optical fiber module shell, the conservation of mass (i.e. continuity equation) and momentum theory are abided by according to the flowing of zinc alloy melt in press casting procedure and carries out runner design calculating, obtain that one kind is novel to be suitble to optical fiber module arrangement part die-casting mould hollow, special-shaped, that wall is thin and runner by producing verifying.This patent discloses the running gate system and mold of a kind of optical fiber module shell, wherein the running gate system of optical fiber module shell includes pouring gate structure, type chamber and overflow packet.The pouring gate structure includes sprue, cross gate, ingate and ingate.The offer of the utility model can effectively avoid cold shut, reduce volume gas, and then improve optical fiber module shell Forming Quality.
Description
Technical field
The utility model belongs to photovoltaic applications manufacturing technology field, in particular to is used for the running gate system of optical fiber module shell
And mold.
Background technique
Rapidly developed with communications industry, photoelectricity mould group using extremely wide while higher and higher to its quality requirement, and its
Shell mechanism is usually that structure is complicated, wall is thin, special-shaped structure piece, and needs certain compression strength, and die casting is that cost is minimum
There is a series of defect for cold shut, volume gas occur in such usual press casting procedure of structural member, leads to photoelectricity in a kind of manufacturing method
The yields of shell is low, increases the production cost of enterprise.
Most importantly the design of running gate system in compression molding process, the flowing of zinc alloy melt is abided by press casting procedure
Keep the conservation of mass (i.e. continuity equation) and momentum theory.When ideal can not press, since runner is more elongated, above two
A equation can integrate to obtain Bernulli equation along streamline.It is each to running gate system using the heavy section casting die casting theory of Pan Xian once
Parameter is designed, wherein running gate system, including pouring gate structure, type chamber and overflow packet, the pouring gate structure include sprue,
Cross gate, ingate and ingate, the design of running gate system directly affect the thermal balance of molten metal, the stability of flow velocity, pressure
The factors such as the uniformity of power transmitting, and then influence the stowage capacity of molten metal and fill steady ability, it is final to influence the whole of casting
Weight.
In existing running gate system, in 90 ° of turning settings between cross gate and ingate, and then melt is flowing through horizontal pour
Road, and by after ingate inflow type chamber, it is easy to occur that cavity filling is full and non-uniform problem, and then directly drop
The low Forming Quality of casting.
Utility model content
The main purpose of the utility model is to provide a kind of running gate system of optical fiber module shell, it is intended to which solution is pouring into
During type, it is non-uniform that when melt filled-type chamber, leads to the problem of filling.
To achieve the above object, the utility model proposes a kind of optical fiber module shell running gate system, including running channel knot
Structure, type chamber and overflow packet, the pouring gate structure include:
Sprue extends in vertical direction, and the circular in cross-section setting of the sprue；
Cross gate, including the first cross gate and the second cross gate, the week of first cross gate and second cross gate
To the trapezoidal setting in section, and first cross gate is connect with second cross gate in folder obtuse angle alpha, and described first horizontal pours
The free end in road connects the lower end of the sprue, free end the extending laterally towards the sprue of second cross gate
To the side of the type chamber；
Ingate, one end of the ingate connect the side of second cross gate, and with first cross gate
Connection, the other end of the ingate are in tapered setting, and extend to the neighbouring type chamber；Wherein, the ingate is in it
The fan-shaped setting of vertical section on extending direction；
Ingate, connect the ingate free end and the type chamber；
Wherein, the sectional area of the sectional area of the sprue, the sectional area of first cross gate, second cross gate
It is sequentially reduced with the sectional area of the ingate.
Preferably, the angular range of the α is 135 °~170 °.
Preferably, the angular range of the α is 145 °~155 °.
Preferably, the first cross gate setting is bent in broken line.
Preferably, the first cross gate setting is bent in circular arc.
Preferably, the radian of the circular arc is π/6~π/3.
Preferably, the ingate is arranged towards on the direction of the type chamber in necking in second cross gate.
Preferably, second cross gate has the first end for connecting first cross gate, and is directed away from described
The second end that sprue extends laterally；The running channel width of second cross gate in first end towards on the direction of second end gradually
Successively decrease.
Preferably, the second end of second cross gate is in the direction lateral bending for being directed away from the type chamber.
The utility model also proposes a kind of mold, the running gate system including a kind of optical fiber module shell, the optical fiber mode group
The running gate system of shell includes pouring gate structure, type chamber and overflow packet, and the pouring gate structure includes:
Sprue extends in vertical direction, and the circular in cross-section setting of the sprue；
Cross gate, including the first cross gate and the second cross gate, the week of first cross gate and second cross gate
To the trapezoidal setting in section, and first cross gate and second cross gate on the cross section in the right angle road in folder
Obtuse angle alpha setting, the free end of first cross gate connects the lower end of the sprue, the free end court of second cross gate
To the side for extending laterally to the type chamber of the sprue；
Ingate, one end of the ingate connect the side of second cross gate, and with first cross gate
Connection, the other end of the ingate are in tapered setting, and extend to the neighbouring type chamber；Wherein, the ingate is in it
The fan-shaped setting of vertical section on extending direction；
Ingate, connect the ingate free end and the type chamber；
Wherein, the sectional area of the sectional area of the sprue, the sectional area of first cross gate, second cross gate
It is sequentially reduced with the sectional area of the ingate.
Technical solutions of the utility model centainly flow to angle by will be set between the first cross gate and the second cross gate,
The connector of ingate is connected to the downstream of the first cross gate simultaneously.And then it horizontal is poured and the second cross gate when melt flows through first
Afterwards, certain shunting speed can be kept and from ingate inflow type chamber.Also, the sectional area of sprue, the first cross gate
The sectional area of sectional area, the sectional area of the second cross gate and ingate is sequentially reduced, and then in casting process, and melt is flowing
On direction, flowing flow capacity is gradually reduced, therefore guarantees that enough power is flowed for melt.It is effectively ensured as a result, molten
Liquid is equably full by entire cavity filling.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment of the utility model running gate system；
Fig. 2 is the top view of structure in Fig. 1；
Fig. 3 is the rough schematic view of structure in Fig. 2；
Fig. 4 is the view at another visual angle of structure in Fig. 1；
Fig. 5 is the partial enlarged view in Fig. 4 at A；
Fig. 6 a is design flow channel cross-section figure of the melt according to fundamental flowing equations streamwise；
Fig. 6 b is design runner another cross-sectional view of the melt according to fundamental flowing equations streamwise；
Fig. 7 is the cross-sectional area value chart of runner everywhere.
Drawing reference numeral explanation:
The realization, functional characteristics and advantage of the utility model aim will please refer to attached drawing and do furtherly in conjunction with the embodiments
It is bright.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and cannot understand
For its relative importance of indication or suggestion or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.In addition, the technical side between each embodiment
Case can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution
Conflicting or cannot achieve when occur will be understood that the combination of this technical solution is not present, also not in the requires of the utility model
Protection scope within.
The utility model proposes a kind of running gate system of optical fiber module shell and include the running gate system mold.
Wherein, the running gate system of the optical fiber module shell is mainly used for forming thin-walled, special-shaped and hollow casting.
Weighing apparatus m.v=c and continuity equation V.A=C is kept according to momentum, obtains the pressure, speed, face along runner direction difference
Product finally obtains running channel design fundamental equation such as formula 1-1 and obtains runner system different location particle by solution of integral equation
Speed, pressure, finally obtain a kind of running channel scheme of reasonable running gate system, streamwise area such as Fig. 6 a to Fig. 7 everywhere
It is shown.
-- formula 1-1 (stream
The fundamental equation that melt flows in road)
In the middle, obtained by fundamental equation, referring to Fig. 1, directly pour 200 sectional area, the sectional area of the first cross gate 410,
The sectional area of the sectional area and ingate 500 of second cross gate 420 is sequentially reduced, and the preferred value of specific each point please refers to figure figure
Shown in 7.Therefore, in casting process, in the flowing direction, flowing flow capacity is gradually reduced melt, therefore is guaranteed enough
Power is flowed for melt.Wherein, A, B, C, D, E, F and G represent Section Point locating for the cross section of sprue different height,
And I, J, K, L, M, N, O, P and Q represent Section Point locating for the cross section of cross gate not existed together.
In addition, the sectional area of sprue 200 can be round, trapezoidal, triangle, rectangular, fan-shaped or oval etc., this
Apply for circular setting.The sectional area of first cross gate 410 can be round, trapezoidal, triangle, rectangular, fan-shaped or ellipse
Circle etc., the preferably trapezoidal setting of the application.The sectional area of second cross gate 420 can be round, trapezoidal, triangle, rectangular, fan
Shape or ellipse etc., the preferably trapezoidal setting of the application.The sectional area of ingate 500 can be round, trapezoidal, triangle, side
Shape, sector or ellipse etc., the preferred fan-shaped setting of the application.
It solves to obtain running channel by fundamental equation, please refers to Fig. 1 to Fig. 5, the utility model proposes outside a kind of optical fiber mode group
The running gate system 100 of shell, including type chamber 300, sprue 200, cross gate 400, ingate 500 and ingate 510.It is described directly to pour
Road 200 extends in up and down direction.The cross gate 400 includes the first cross gate 410 and the second cross gate 420, and described first is horizontal
Running channel 410 is connect with second cross gate 420 in folder obtuse angle, also, the free end of first cross gate 410 connects institute
The lower end of sprue 200 is stated, the free end of second cross gate 420 is described towards extending laterally to for the sprue 200
The side of type chamber 300.One end of the ingate 500 connects the side of second cross gate 420, and with it is described first horizontal
Running channel 410 connects, and the other end of the ingate 500 is in tapered setting, and extends to the neighbouring type chamber 300.In described
Cast gate 510 connect the ingate 500 free end and the type chamber 300.
Specifically, the feature and connection relationship of each structure are described in detail below.Wherein, it retouches for convenience
It states, "upper", "lower" direction is introduced in the utility model, specific direction instruction please refers to shown in Fig. 4.But it should be noted that institute
The direction of introduction does not represent the specific space direction in practical application.
In the present embodiment, sprue 200 extends in upward and downward, and the lower end of sprue 200 is connected with cross gate 400, should
Cross gate 400 includes the first cross gate 410 and the second cross gate 420.Wherein, the first cross gate 410 and the second cross gate 420 are equal
With opposite first end and second end；The first end of first cross gate 410 is connected to the lower end of sprue 200, and first horizontal pours
The second end in road 410 is extended laterally towards sprue 200；Second cross gate 420 passes through its first end and the first cross gate
410 second end connection, and in folder obtuse angle alpha setting (please referring to shown in Fig. 3) between both ends, the of the second cross gate 420
The direction that two ends are then directed away from the first cross gate 410 extends.
The lower section of second cross gate 420 or lower side are provided with type chamber 300, and the concrete shape of type chamber 300 can be according to difference
Product accordingly set, in the present embodiment, type chamber 300 have a length direction, it is therefore to be understood that 300 Yu Qichang of type chamber
Spending on direction has opposite sides (non-two sides up and down), respectively the first side and second side.Wherein, the first side of type chamber 300 is
Close to the side of the second cross gate 420, therefore, pass through ingate 500 between the first side of type chamber 300 and the second cross gate 420
(please referring to Fig. 5) is connected with ingate 510.
Please continue to refer to Fig. 5, one end of ingate 500 connects the downside of the second cross gate 420, and the other end is connected with interior pour
Mouth 510, the first side of the 510 free port connecting-type chamber 300 of ingate.Wherein, it is noted that in the present embodiment technical side
In case, the shape of ingate 500 is arranged like strip, and the port of ingate 500 is from the second end of the first cross gate 410
Extend initially towards the second end of the second cross gate 420, is equivalent to ingate 510 and is gone back while connecting the second cross gate 420
It is connected to the second end of the first cross gate 410.Therefore, in casting process, part melt flows to second by the first cross gate 410
While cross gate 420, directly by 500 inflow type chamber 300 of ingate.The flow direction of specific melt sees Fig. 3
It is shown, in technical solutions of the utility model, since the first cross gate 410 and the second cross gate 420 are in the setting of folder obtuse angle, and
Ingate 500 is connected at the second port of the first cross gate 410.Therefore, when melt flows into the second cross by the first cross gate 410
When running channel 420, part melt can flow directly into type chamber 300 along ingate 500, and the main mobilization force of the part melt is in the side x
To shown, simultaneously as Effect on Mechanical Properties, the part melt during inflow type chamber 300, also have in the y-direction with the side z
To component.It is, therefore, to be understood that since the power in three directions pushes the flowing of melt simultaneously, and then realize the big model of melt
Flowing is enclosed, uniform filling of the melt to entire type chamber 300 is effectively ensured.Meanwhile in the utility model, due to melt
It is able to carry out large-scale flowing, and then effectively prevent the generation of vortex and reflux and influences the Forming Quality of casting.
Wherein, the angle α between the first cross gate 410 and the second cross gate 420 can be with specific reference to wanted molding casting
And flexible setting.In the present embodiment, the angular range of α is 135 °~170 °；It is readily comprehensible, if larger, the direction y is arranged in α
Flowing component it is insufficient, eventually lead to one end lack of fill of the close sprue 200 of type chamber 300；Similarly, if α setting is smaller,
Then the flowing component in the direction z is insufficient, eventually leads to one end lack of fill of the separate sprue 200 of type chamber 300, or even can also lead
One end of the close sprue 200 of cause type chamber 300 generates vortex.Preferably, the angular range that α is arranged is 145 °~155 °, example
Such as 147 °, 149 °, 150 °, 152 ° and 154 °.
In addition, being connected with multiple exhaust ducts 700 on type chamber 300, in the utility model embodiment, exhaust duct 700 is at least
It is long in the setting of wave curved surface in its extending direction on one side.Readily comprehensible, setting exhaust duct 700 extends in wave bending, to work as
Melt can accordingly slow down its flow velocity after flowing to exhaust duct 700, so that gas discharge is more sufficiently generated with reducing bubble, in turn
Effectively improve the Forming Quality of casting.Wherein, according to needed for the difference of user, 700 direct attachment type chamber of exhaust duct can be set
300, or exhaust duct 700 is set and passes through 600 connecting-type chamber 700 of overflow packet etc..
Technical solutions of the utility model are by will be set with a constant current between the first cross gate 410 and the second cross gate 420
The downstream of the first cross gate 410 is connected to the connector of angle, while ingate 500.And then when melt flows through the first cross
Pour with certain shunting speed after the second cross gate 420, can be kept and from 500 inflow type chamber 300 of ingate.Also, it directly pours
The sectional area in road, the sectional area of the first cross gate, the sectional area of the second cross gate and ingate sectional area be sequentially reduced, in turn
In casting process, in the flowing direction, flowing flow capacity is gradually reduced melt, thus guarantee enough power for melt into
Row flowing.
On the basis of the above embodiments, referring to Fig. 1, the first cross gate 410 is set with the second cross gate 420 in angle
When setting, the first cross gate 410 can be straightway setting, broken line setting or circular arc bending setting etc..In the present embodiment,
In order to facilitate the setting of mating mold other structures, therefore it is preferred that broken line and circular curve are arranged, to guarantee in entire running gate system
In 100, sprue 200 is on the extending direction of the second cross gate 420.Furthermore in order to reduce the flow resistance of melt, to protect
Card melt can smoothly pass over the first cross gate 410, therefore the present embodiment preferably the first cross gate 410 is arranged in circular arc bending,
To play guiding role to melt, to realize said effect.
Further, the bending degree of the first cross gate 410 can according to different cast flexible setting.The present embodiment
In, the radian that the circular arc is arranged is π/6~π/3, preferably π/6~π/4.It is readily comprehensible, reason is preferably provided with referring to α angle
By in the present embodiment, if radian setting is larger, the flowing component in the direction y is insufficient, eventually leads to the close straight of type chamber 300
One end lack of fill of running channel 200；Similarly, if radian setting is smaller, the flowing component in the direction z is insufficient, eventually leads to type chamber
One end lack of fill of 300 separate sprue 200, or even also result in one end generation of the close sprue 200 of type chamber 300
Vortex.
Further, the resistance of ingate 500 is flowed to reduce melt in the first cross gate 410, referring to Fig. 5,
The chamfered setting in junction of first cross gate 410 and ingate 510, preferably rounded corner are arranged.
In another embodiment, Fig. 4 and Fig. 5 are please referred to, the ingate 500 is in second cross gate 420 towards institute
It states and is arranged on the direction of type chamber 300 in necking.It is readily comprehensible, ingate 500 is made into necking setting, purport is the stream for increasing melt
To pressure, the speed of melt inflow type chamber 300, and then uniform, the full filling of guarantee type chamber 300 are improved, to increase substantially
The Forming Quality of casting.
In order to prevent in casting process, since there is mobilization force deficiency in melt, and during type chamber 300 is not poured full
The phenomenon that having generated solidification.Therefore in a further preferred embodiment, referring to Fig. 2, second cross gate 420 has described in connection
The first end of first cross gate 410, and it is directed away from the second end that the sprue 200 extends laterally；Described second horizontal pours
The running channel width in road 420 is in first end towards gradually successively decreasing on the direction of second end.It is appreciated that this programme by the second cross gate
Thus 420 width of flow path increases stream of melt during subsequent flowing in making tapered setting on the extending direction of its own
Speed, effectively to avoid the generation of the above problem.
In another embodiment, please continue to refer to Fig. 2, the second end of second cross gate 420 is in be directed away from
The direction lateral bending of the type chamber 300.Specifically, full of after the second cross gate 420 occurs for melt showing for recoil reflux in order to prevent
As, therefore the free end that the second cross gate 420 is arranged is in the direction lateral bending of remote release chamber 300, to avoid above problem generation.And
And the end of the elongated end is connected with overflow packet 600, to reinforce preventing melt from the phenomenon that recoil reflux occur；Meanwhile overflow
Packet 600 can also accommodate residue, the phenomenon that effectively prevent residue to block running channel.
In another embodiment, the upper end of sprue 200 is provided with filter screen (not indicating in figure).The filter screen to
In casting process, melt is carried out preliminary clear miscellaneous, is mingled with into type chamber 300 to reduce and improves the Forming Quality of casting.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
It is all under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (10)
1. a kind of running gate system of optical fiber module shell, including pouring gate structure, type chamber and overflow packet, which is characterized in that described to pour
Road structure includes:
Sprue extends in vertical direction, and the circular in cross-section setting of the sprue；
The circumferential direction of cross gate, including the first cross gate and the second cross gate, first cross gate and second cross gate is cut
The trapezoidal setting in face, and first cross gate is connect with second cross gate in folder obtuse angle alpha, first cross gate
Free end connects the lower end of the sprue, and the free end of second cross gate extends laterally to institute towards the sprue
State the side of type chamber；
Ingate, one end of the ingate connects the side of second cross gate, and connect with first cross gate,
The other end of the ingate is in tapered setting, and extends to the neighbouring type chamber；Wherein, the ingate is in its extension side
The fan-shaped setting of upward vertical section；
Ingate, connect the ingate free end and the type chamber；
Wherein, the sectional area of the sprue, the sectional area of first cross gate, the sectional area of second cross gate and institute
The sectional area for stating ingate is sequentially reduced.
2. running gate system as described in claim 1, which is characterized in that the angular range of the α is 135 °~170 °.
3. running gate system as claimed in claim 2, which is characterized in that the angular range of the α is 145 °~155 °.
4. running gate system as described in claim 1, which is characterized in that the first cross gate setting is bent in broken line.
5. running gate system as described in claim 1, which is characterized in that the first cross gate setting is bent in circular arc.
6. running gate system as claimed in claim 5, which is characterized in that the radian of the circular arc is π/6~π/3.
7. running gate system as described in claim 1, which is characterized in that the ingate is in second cross gate described in
It is arranged on the direction of type chamber in necking.
8. running gate system as described in claim 1, which is characterized in that second cross gate has connection described first is horizontal to pour
The first end in road, and it is directed away from the second end that the sprue extends laterally；The running channel width of second cross gate in
First end is towards gradually successively decreasing on the direction of second end.
9. running gate system as claimed in claim 8, which is characterized in that the second end of second cross gate is in be directed away from institute
State the direction lateral bending of type chamber.
10. a kind of mold, which is characterized in that the casting including optical fiber module shell as claimed in any one of claims 1 to 9
System.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820722230.2U CN208895157U (en) | 2018-05-15 | 2018-05-15 | The running gate system and mold of optical fiber module shell |
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|---|---|---|---|
| CN201820722230.2U CN208895157U (en) | 2018-05-15 | 2018-05-15 | The running gate system and mold of optical fiber module shell |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110076315A (en) * | 2019-05-26 | 2019-08-02 | 深圳市宝田精工塑胶模具有限公司 | Runner structure and zinc alloy forming die |
| CN113426985A (en) * | 2021-07-15 | 2021-09-24 | 灏昕汽车零部件制造无锡有限公司 | Improve die casting and rivet mould of performance soon |
-
2018
- 2018-05-15 CN CN201820722230.2U patent/CN208895157U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110076315A (en) * | 2019-05-26 | 2019-08-02 | 深圳市宝田精工塑胶模具有限公司 | Runner structure and zinc alloy forming die |
| CN113426985A (en) * | 2021-07-15 | 2021-09-24 | 灏昕汽车零部件制造无锡有限公司 | Improve die casting and rivet mould of performance soon |
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