CN208322011U - A kind of bull gear integrated cast structure - Google Patents
A kind of bull gear integrated cast structure Download PDFInfo
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- CN208322011U CN208322011U CN201820977525.4U CN201820977525U CN208322011U CN 208322011 U CN208322011 U CN 208322011U CN 201820977525 U CN201820977525 U CN 201820977525U CN 208322011 U CN208322011 U CN 208322011U
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- type chamber
- casting type
- cross gate
- casting
- riser
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Abstract
The utility model discloses a kind of bull gear integrated cast structures, including casting type chamber, exhaust pipe, riser, sprue and cross gate, the sprue and cross gate vertical connection, the cross gate is connected to the casting type chamber, it is characterized in that, the number of the casting type chamber is multiple, and the quantity of the cross gate is equal with the casting type chamber, the multiple casting type chamber coaxial arrangement, the sprue is overlapped with the axis of the casting type chamber, and the center of the cross gate is connected to sprue, both ends are connected to casting type chamber.It can be improved the processing efficiency and product quality of bull gear, commercial value with higher by the utility model.
Description
Technical field
The utility model relates to gear ring casting fields, and in particular to a kind of bull gear integrated cast structure.
Background technique
Large gear ring casting as cement machinery, metallurgy industry, building material industry equipment core linkage part, at present in tooth
In the manufacture of circle, most manufacturers is using the casting method being poured.
Fig. 1 is a kind of large gear ring integrated cast structure at present on the market, is provided with gas outlet, gear ring around casting type chamber
Centre is provided with sprue and cross gate, and by the way that iron liquid is injected into sprue, it is intracavitary then to flow into casting type by cross gate
Portion is additionally provided with riser on casting type chamber, and the effect of riser is shunk for compensating, and avoids casting from defect occur and is attached to casting
Above the part or supplement part of side.However the bull gear integrated cast structure of routine, sand mold can only once produce a bull gear, and
And since the iron liquid of injection is less, after often injecting iron liquid, since pressure is inadequate, between causing iron liquid to exist in the intracavitary portion of type
Gap, so as to cause final products inside, there are gaps, have both affected the quality of product in this way, while production efficiency is also more low
Under, and riser is set in bull gear, also it is not easy to cleaning riser.
Summary of the invention
In view of the above problems, the purpose of this utility model is to provide it is a kind of processing, be poured high-efficient canine tooth
Enclose integrated cast structure, which one can go out more, improve production efficiency, and can also improve the processing performance of casting, save and add
Work cost.
In order to solve the problem above-mentioned, the utility model provides a kind of bull gear integrated cast structure, including casting type chamber, row
Tracheae, riser, sprue and cross gate；The sprue and cross gate vertical connection, the cross gate and the casting
Part type chamber connection, the casting type chamber is equal with cross gate number, be it is multiple, be correspondingly arranged in the circle of each casting type chamber
One cross gate, and each cross gate is connected to the sprue, the both ends of each cross gate are connected to casting type chamber；Institute
State the coaxial arrangement of multiple casting type chambers, the sprue is overlapped and equal with multiple cross gates with the axis of the casting type chamber
It is interconnected.
Using the above structure, molten metal is flowed into from sprue, is then flowed into casting type chamber by multiple cross gates respectively
Inside makes molten metal filled-type chamber as soon as possible, it is steady to fill type.And the height of sprue can also be lengthened, guarantee under the effect of gravity
Multiple canine tooth ring chambers can be full of, to will not lead to inside final products that there are gaps, improve the quality of product in this way；
Simultaneously can also one go out it is more, improve production efficiency.
As a preferred option, the casting type chamber, which extends radially outwardly, several connecting tubes, the connecting tube with it is described
Riser connection；The riser of the present apparatus can be set to the outside of gear ring casting type chamber using the structure, riser is set to gear ring
Outside is more convenient user and clears up riser.
As a preferred option, the quantity of the riser is 4, and the riser circumferentially divides along casting die cavity outer wall
Cloth；The quantity of riser is set as 4, has both avoided since feeding effect is poor caused by riser quantity is very few, also sufficient section
The quantity for having saved riser, riser is uniformly arranged, and is easier to play the function of its feeding.
As a preferred option, the riser is set on the periphery wall of top layer's type chamber of the multiple casting type chamber；
Riser is set to the top of the present apparatus, feeding, better effect, the gear ring of script can be carried out using the gravity of molten metal itself
Cast structure needs to be arranged on each casting type chamber several riser, and only riser need to be arranged at top in the present apparatus, both guaranteed
The excellent effect of riser, while also greatly reducing the usage amount of riser, and then save installation cost.
As a preferred option, the cross gate is connect with the casting type chamber by communicating pipe, the cross gate and institute
The cross section for stating communicating pipe is rectangle (or circle or other shapes), the width of the cross gate and the communicating pipe
The cross-sectional area that equal and cross gate cross-sectional area is greater than communicating pipe is spent, the length of the cross gate is greater than the connection
Pipe.Using aperture with respect to the communicating pipe that cross gate reduces, after molten metal is passed into relatively narrow communicating pipe from wider cross gate,
It is filled into cast-internal faster.
As a preferred option, the exhaust pipe is connected to the multiple casting type chamber, the upper end of exhaust pipe from top to bottom
Protrude from the casting type chamber of topmost.Under the premise of processing same number bull gear, compared with conventional apparatus, the present apparatus is used
Exhaust pipe it is also less, equally save the dosage of exhaust pipe, save the cost of device.
As a preferred option, the quantity of the exhaust pipe is 6, and the exhaust pipe circumferentially divides along casting type chamber
Cloth, exhaust pipe are respectively arranged on intracavitary six vertex for cutting regular hexagon of the casting type, and the exhaust pipe inside the present apparatus is mutual
It is logical, it is more advantageous to exhaust, and be also easy to collect pernicious gas, six exhaust pipes of setting can also be such that the present apparatus sufficiently arranges
Gas.
Compared with prior art, the utility model has the beneficial effects that
1, multiple casting type chambers by being superimposed to together by the utility model, and multiple bull gears are poured, form simultaneously, in original
On the basis of having, the processing efficiency of bull gear is greatly increased.
2, the utility model is superimposed multiple casting type chambers, and riser needs only to be provided at the topmost of stacking apparatus, compared to original
The device come, greatly reduced the dosage of riser, to reduce the cost of equipment.
3, the utility model once injects more iron liquids compared with original technology, and iron liquid is affected by gravity, so that internal
Pressure increases, and compared to the original technology for being only poured a bull gear, reduces gap existing for iron liquid inside, to improve
The quality of bull gear.
4, the utility model only need to inject iron liquid in a gate spool, can carry out the casting of multiple bull gears simultaneously, save
Human and material resources are saved, to reduce the cost of production.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is the schematic diagram of gear ring integrated cast structure in routine techniques；
Fig. 2 is the disassemblying structure schematic diagram of the utility model；
Fig. 3 is the use structural schematic diagram of the utility model；
In figure, 1, casting type chamber, 2, cross gate, 21, communicating pipe, 3, riser, 31 connecting tubes, 4, sprue, 5, exhaust pipe.
Specific embodiment
The principles of the present invention and feature are described below, example is served only for explaining the utility model, and
It is non-to be used to limit the scope of the utility model.
Referring to fig. 2, Fig. 2 is the disassemblying structure schematic diagram of the utility model bull gear integrated cast structure, and the utility model pours
Structure is infused, specifically by being formed by stacking by multiple casting type chambers 1, and the axle center of each casting type chamber 1 is perpendicular to horizontal plane.
It is connected between the casting type chamber 1 by exhaust pipe 5, six roots of sensation exhaust pipe 5 is respectively arranged at 1 inscribe hexagon of casting type chamber
, by exhaust pipe 5, convenient for the gas of mould inside is discharged, prevent gas residue in mold, causing in molding mold at 6 points
Hole.Sprue 4 and the axle center of casting type chamber 1 coincide, and sprue 4 is connected with several cross gates 2, the cross
Running channel 2 is horizontal perpendicular with the sprue 4, and 2 two sides of cross gate are all connect with communicating pipe 21, the cross gate
2,31 cross section of connecting tube is rectangle, and 2 cross-sectional width of cross gate is equal with the connecting tube 31, horizontal to pour
The length of 2 cross section of road is the 1/4 of the connecting tube 31, is provided with open compatible with the connecting tube 31 on casting type chamber 1
Mouthful, the connecting tube 31 is connect with the gear ring by the opening, and the size gap of cross gate 2 and connecting tube 31 makes from sprue
The pressure when molten metal of entrance passes through is bigger, and flow velocity becomes faster.Extend on the outside of the casting type chamber 1 at top there are four connecting tube 31,
Riser 3 is connect by these connecting tubes 31 with casting type chamber 1.
The course of work of the utility model:
As shown in figure 3, Fig. 3 be it is of the invention use structural schematic diagram, in use, by molten metal from sprue injection device
In, molten metal is influenced the casting type chamber 1 for preferentially filling lowest part by gravity, and molten metal flows through communicating pipe 21 along cross gate 2,
Since the length of communicating pipe 21 is smaller, molten metal is under pressure, and quickly finishes the gear ring filling of bottom, and then fill bottom
The final molten metal of upper one layer of layer ... is full of this equipment, and the casting type chamber 1 of each layer is full of by molten metal, due to molten metal
Gravity influences, and the more traditional casting type chamber 1 of the mold of the utility model, internal pressure is bigger, therefore the molten metal of gear ring inner
Gap is few, greatly reduces defect rate；Perforative several exhaust pipes 5 are for the exhaust inside equipment, upper side inside equipment
The riser 3 of setting is set to 1 outside of casting type chamber for compensating, being vented sum aggregate slag, by riser 3, it is easier to which operator is to it
Cleaning.
Several preferred embodiments of utility model have shown and described in above description, but it has been observed that it should be understood that this is practical
It is novel to be not limited to forms disclosed herein, it should not be regarded as an exclusion of other examples, and can be used for various other
Combination, modification and environment, and above-mentioned introduction or the skill of related fields can be passed through within the scope of the inventive concept described herein
Art or knowledge are modified.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the utility model,
It then all should be in the protection scope of the appended claims for the utility model.
Claims (7)
1. a kind of bull gear integrated cast structure, including casting type chamber, exhaust pipe, riser, sprue and cross gate, described is directly poured
Road and cross gate vertical connection, the cross gate are connected to the casting type chamber, which is characterized in that the casting type chamber
Number be it is multiple, and the quantity of the cross gate is equal with the casting type chamber, and the multiple casting type chamber is coaxially disposed, institute
The sprue stated is overlapped with the axis of the casting type chamber, and the center of the cross gate is connected to sprue, both ends and casting
The connection of type chamber.
2. bull gear integrated cast structure according to claim 1, which is characterized in that the casting type chamber extends radially outwardly and has
Several connecting tubes, the connecting tube are connect with the riser.
3. bull gear integrated cast structure according to claim 1, which is characterized in that the riser is set to the multiple casting
On the periphery wall of top layer's type chamber of type chamber.
4. bull gear integrated cast structure according to claim 3, which is characterized in that the quantity of the riser is 4, and described
Riser is circumferentially distributed along casting type chamber.
5. bull gear integrated cast structure according to claim 1, which is characterized in that the cross gate both ends and the casting type
Chamber is connected by communicating pipe, and the cross section of the cross gate is greater than the communicating pipe.
6. bull gear integrated cast structure according to claim 1, which is characterized in that the exhaust pipe is connected to institute from top to bottom
Multiple casting type chambers are stated, the upper end of the exhaust pipe protrudes from the casting type chamber of topmost.
7. bull gear integrated cast structure according to claim 1, which is characterized in that the quantity of the exhaust pipe is 6, and institute
It is circumferentially distributed along casting type chamber to state exhaust pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820977525.4U CN208322011U (en) | 2018-06-25 | 2018-06-25 | A kind of bull gear integrated cast structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820977525.4U CN208322011U (en) | 2018-06-25 | 2018-06-25 | A kind of bull gear integrated cast structure |
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| Publication Number | Publication Date |
|---|---|
| CN208322011U true CN208322011U (en) | 2019-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820977525.4U Active CN208322011U (en) | 2018-06-25 | 2018-06-25 | A kind of bull gear integrated cast structure |
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| CN (1) | CN208322011U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110732640A (en) * | 2019-10-24 | 2020-01-31 | 中船海洋动力部件有限公司 | Casting system for flywheel of marine diesel engine |
| CN113695524A (en) * | 2021-08-25 | 2021-11-26 | 贵州安吉航空精密铸造有限责任公司 | Pouring system for batch casting of annular castings |
-
2018
- 2018-06-25 CN CN201820977525.4U patent/CN208322011U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110732640A (en) * | 2019-10-24 | 2020-01-31 | 中船海洋动力部件有限公司 | Casting system for flywheel of marine diesel engine |
| CN113695524A (en) * | 2021-08-25 | 2021-11-26 | 贵州安吉航空精密铸造有限责任公司 | Pouring system for batch casting of annular castings |
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