CN109014057B - Cleaning-free pouring system for automobile brake disc - Google Patents
Cleaning-free pouring system for automobile brake disc Download PDFInfo
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- CN109014057B CN109014057B CN201810920796.0A CN201810920796A CN109014057B CN 109014057 B CN109014057 B CN 109014057B CN 201810920796 A CN201810920796 A CN 201810920796A CN 109014057 B CN109014057 B CN 109014057B
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- 238000005266 casting Methods 0.000 claims description 15
- 230000009194 climbing Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000009423 ventilation Methods 0.000 abstract description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 239000002893 slag Substances 0.000 description 11
- 238000000465 moulding Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 6
- 230000007547 defect Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 229910001060 Gray iron Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 101150038956 cup-4 gene Proteins 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
- B22C9/082—Sprues, pouring cups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/20—Stack moulds, i.e. arrangement of multiple moulds or flasks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
Abstract
The invention provides a cleaning-free pouring system of an automobile brake disc, which comprises a straight pouring gate, a first transverse pouring gate, a second transverse pouring gate, a first pouring mechanism and a second pouring mechanism, wherein the first transverse pouring gate and the second transverse pouring gate are communicated with the straight pouring gate; the first filter disc seat is communicated with the first cross runners, the two first branch cross runners are communicated with the first filter disc seat, the second branch cross runner is positioned between the two first branch cross runners and is communicated with the first filter disc seat, and a first forming die is arranged between the second branch cross runner and the two first branch cross runners; the second filter disc seat is communicated with the second cross runner, the two third branch cross runners are communicated with the second filter disc seat, the fourth branch cross runner is positioned between the two third branch cross runners and communicated with the second filter disc seat, and a second forming die is arranged between the fourth branch cross runner and the two third branch cross runners. The invention not only ensures the production quality of the ventilation disk, but also simplifies the pouring system of the production flow of the ventilation disk.
Description
Technical Field
The invention relates to the technical field of casting, in particular to a cleaning-free pouring system of an automobile brake disc.
Background
Automobile brake discs are one of the important parts in a brake system, and braking torque is generated by friction between a metal disc and a rotating friction plate to prevent the movement of a vehicle. The brake disc is made of gray cast iron, receives great normal force and tangential force during working and also receives great heat load, so the brake disc must have high strength, high wear resistance, high heat resistance and other performances to meet the braking requirement. The brake disc is divided into a solid disc and a ventilation disc, the ventilation disc has better heat dissipation performance than the solid disc, the temperature rise of the brake disc can be reduced by 20% -30%, and the heat fading phenomenon of the brake is reduced, so that the brake disc is generally used on a driven front wheel. Compared with a solid disc, the ventilation disc needs more complex manufacturing process requirements and quality control requirements, and besides performance requirements are improved, the structural uniformity of the disc surface needs to be considered, so that dynamic balance is improved.
Along with the continuous aggravation of competition among automobile parts suppliers, the production capacity of the vent disc directly influences the position of the suppliers in an automobile main engine factory, and how to simplify the production flow of the vent disc, reduce product waste and stabilize the product quality is the working center of gravity of a production enterprise in consideration of the production cost of the vent disc. Therefore, it is necessary to design a pouring system of an automobile brake disc without cleaning, which not only can ensure the production quality of the ventilation disc, but also can simplify the production flow of the ventilation disc.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a cleaning-free pouring system for an automobile brake disc.
The invention provides a cleaning-free pouring system for an automobile brake disc, which comprises a sprue, a first runner, a second runner, a first pouring mechanism and a second pouring mechanism, wherein:
the top end of the straight pouring gate is provided with a pouring cup, the two sides of the bottom of the straight pouring gate are arranged in a way that the first transverse pouring gate and the second transverse pouring gate are opposite, and the first transverse pouring gate and the second transverse pouring gate are communicated with the straight pouring gate;
the first pouring mechanism comprises a first filter disc seat, two first branch transverse runners and two second branch transverse runners, the first filter disc seat is communicated with the first transverse runners, the two first branch transverse runners are oppositely arranged at two ends of the first filter disc seat and are communicated with the first filter disc seat, the second branch transverse runner is positioned between the two first branch transverse runners and is communicated with the first filter disc seat, a first forming die is arranged between the second branch transverse runner and the two first branch transverse runners, the first forming die is provided with a first cavity, a first inner gate and a second inner gate of the first cavity are respectively communicated with the first branch transverse runners through the first inner gate and the second inner gate, and a third inner gate of the first cavity is communicated with the second branch transverse runner through a third inner gate;
the second pouring mechanism comprises a second filter disc seat, two third branch transverse runners and a fourth branch transverse runner, wherein the second filter disc seat is communicated with the second transverse runner, the two third branch transverse runners are oppositely arranged at two ends of the second filter disc seat and are communicated with the second filter disc seat, the fourth branch transverse runner is positioned between the two third branch transverse runners and is communicated with the second filter disc seat, a second forming die is arranged between the fourth branch transverse runner and the two third branch transverse runners, the second forming die is provided with a second cavity, a fourth inner sprue and a fifth inner sprue of the second cavity are respectively communicated with the third branch transverse runner through the fourth inner runner and the fifth inner sprue, and a sixth inner sprue of the second cavity is communicated with the fourth branch transverse runner through a sixth inner sprue.
Preferably, the first inner gate, the second inner gate and the third inner gate are all communicated with the first cavity through climbing mud cores.
Preferably, the first inner gate, the second inner gate and the third inner gate are Z-shaped, and the slopes alpha of the first inner gate, the second inner gate and the third inner gate are 40-50 degrees.
Preferably, the fourth inner gate, the fifth inner gate and the sixth inner gate are all communicated with the second cavity through climbing mud cores.
Preferably, the fourth inner gate, the fifth inner gate and the sixth inner gate are Z-shaped, and the slopes alpha of the fourth inner gate, the fifth inner gate and the sixth inner gate are 40-50 degrees.
Preferably, a gate contact position of 2-4mm is reserved on the first molding die, and the inclination beta of the gate contact position is 30-45 degrees.
Preferably, a gate contact position of 2-4mm is reserved on the second molding die, and the inclination beta of the gate contact position is 30-45 degrees.
Preferably, the ratio of the pouring system is as follows: sprue: (first runner+second runner): (first sub-runner + second sub-runner + third sub-runner + fourth sub-runner): (first ingate+second ingate+third ingate+fourth ingate+fifth ingate+sixth ingate) =1:1.5:2.5:2 to 2.5.
Preferably, the ratio of the pouring system is as follows: first ingate: a second ingate: third ingate = 1: 0.8-1:1.5-2.
Preferably, the ratio of the pouring system is as follows: fourth ingate: fifth ingate: sixth ingate=1: 0.8-1:1.5-2.
According to the cleaning-free pouring system for the automobile brake disc, the first filter disc seat is arranged between the first transverse pouring channel and the first pouring mechanism, the second filter disc seat is arranged between the second transverse pouring channel and the second pouring mechanism, the vertical filter discs are arranged in the first filter disc seat and the second filter disc seat, primary slag is effectively prevented from entering the subsequent pouring channel, turbulent molten iron generated by direct pouring of the straight pouring channel is stabilized, and secondary oxide slag is reduced; the invention divides the flow through the first cross runner and the second cross runner, and realizes the closure at the first inner runner, the second inner runner, the third inner runner, the fourth inner runner, the fifth inner runner and the sixth inner runner with thin width, so that the runners are filled up quickly, and secondary slag resistance is carried out by utilizing the floating characteristic of the oxidizing slag conveying process, so as to further purify the molten iron; according to the invention, water is fed through the lower friction surface of the ventilation disk, the cavity is filled with molten iron from bottom to top, gas in the cavity is effectively discharged, the risk of gas filling and gas coiling is reduced, and the defect of slag holes of the ventilation disk is reduced; the invention has no riser, realizes uniform water inflow of the pouring gate through proper pouring gate proportion design, reduces temperature distribution difference in the disc, fully utilizes the characteristic of small solidification shrinkage porosity tendency of gray iron, and effectively avoids internal shrinkage porosity defects; according to the invention, through structural optimization of the contact parts of the inner gate and the cavity with the gate, the casting is free from knocking and polishing, and the production cost is greatly reduced.
Drawings
FIG. 1 is a schematic diagram of a cleaning-free casting system for an automobile brake disc;
FIG. 2 is a top view of a cleaning-free casting system for an automobile brake disc according to the present invention;
fig. 3 is a schematic structural diagram of a first inner gate of a cleaning-free pouring system for an automobile brake disc according to the present invention;
fig. 4 is a schematic structural diagram of a second in-gate of a cleaning-free pouring system for an automotive brake disc according to the present invention;
fig. 5 is a schematic structural diagram of a third in-gate of a cleaning-free pouring system for an automotive brake disc according to the present invention;
fig. 6 is a schematic structural diagram of a fourth in-gate of a cleaning-free pouring system for an automotive brake disc according to the present invention;
fig. 7 is a schematic structural diagram of a fifth in-gate of a cleaning-free pouring system for an automotive brake disc according to the present invention;
fig. 8 is a schematic structural diagram of a sixth inner gate of a no-clean pouring system for an automobile brake disc according to the present invention.
Detailed Description
Referring to fig. 1-8, the invention provides a cleaning-free pouring system for an automobile brake disc, which comprises a sprue 1, a first runner 2, a second runner 3, a first pouring mechanism and a second pouring mechanism, wherein:
the top end of the straight pouring gate 1 is provided with a pouring cup 4, two sides of the bottom of the straight pouring gate 1 are oppositely arranged with a first transverse pouring gate 2 and a second transverse pouring gate 3, and the first transverse pouring gate 2 and the second transverse pouring gate 3 are communicated with the straight pouring gate 1.
The first pouring mechanism comprises a first filter disc seat 5, two first branch runners 6 and a second branch runner 7. The first filter seat 5 is communicated with the first runner 2. The two first branch runners 6 are oppositely arranged at two ends of the first filter disc seat 5, and the two first branch runners 6 are communicated with the first filter disc seat 5. The second branch runner 7 is located between the two first branch runners 6 and the second branch runner 7 communicates with the first filter seat 5. A first molding die 8 is arranged between the second sub-runner 7 and the two first sub-runners 6, the first molding die 8 is provided with a first cavity, a first inner gate 9 and a second inner gate 10 of the first cavity are respectively communicated with the first sub-runner 6 through a first inner gate 11 and a second inner gate 12, a third inner gate 13 of the first cavity is communicated with the second sub-runner 7 through a third inner gate 14, the first inner gate 9, the second inner gate 10 and the third inner gate 13 are respectively communicated with the first cavity through climbing mud cores 25, the first inner gate 9, the second inner gate 10 and the third inner gate 13 are Z-shaped, the slopes alpha of the first inner gate 9, the second inner gate 10 and the third inner gate 13 are 40-50 degrees, gate contact positions of 2-4mm are reserved on the first molding die 8, and the slopes beta of the gate contact positions are 30-45 degrees.
The second pouring mechanism comprises a second filter disc seat 15, two third branch transverse runners 16 and a fourth branch transverse runner 17. The second filter seat 15 communicates with the second runner 3. The two third branch runners 16 are oppositely arranged at two ends of the second filter disc seat 15, and the two third branch runners 16 are communicated with the second filter disc seat 15. The fourth split runner 17 is located between the two third split runners 16 and the fourth split runner 17 communicates with the second filter bed 15. A second molding die 18 is arranged between the fourth sub-runner 17 and the two third sub-runners 16, the second molding die 18 is provided with a second cavity, a fourth inner runner 19 and a fifth inner runner 20 of the second cavity are respectively communicated with the third sub-runner 16 through a fourth inner runner 21 and a fifth inner runner 22, a sixth inner runner 23 of the second cavity is communicated with the fourth sub-runner 17 through a sixth inner runner 24, the fourth inner runner 19, the fifth inner runner 20 and the sixth inner runner 23 are communicated with the second cavity through climbing mud cores 25, the fourth inner runner 19, the fifth inner runner 20 and the sixth inner runner 23 are Z-shaped, the slopes alpha of the fourth inner runner 19, the fifth inner runner 20 and the sixth inner runner 23 are 40-50 degrees, the gate contact positions of 2-4mm are reserved on the second molding die 18, and the slopes beta of the gate contact positions are 30-45 degrees.
The vent panel data in a specific embodiment of the present invention are as follows: the weight of the casting is 10kg, the diameter phi of the outer circle is 315mm, the height is 54mm, the size of the die plate is 800mm, 900mm, and the heights of the upper sand mold and the lower sand mold are 250mm; the casting system calculation was performed as follows:
pouring gate calculation: the minimum cut-off area was calculated by the praise equation. Flow resistance cross section area hydraulic formula: s resistance = m/[ ρtμ (2 gHp) 1/2];
m-casting weight, calculated theoretical casting weight according to product weight and expected yield, as 10 x 4/0.68=58.8 kg;
rho-cast iron liquid phase Density, 0.007kg/cm 3 ；
T-casting time, according to the formulaG=m, mu' is 1.15-1.3 according to the gray iron casting experience value of the horizontal line of I department; quick speedFilling mu' 1.15, calculating +.>
Mu-flow resistance coefficient, the process is a green sand intermediate filling process, mu is 0.5;
hp-head height, hp=ho-P 2 High Ho-cope, high C-cast, high P-cast cope, calculated Hp=180-27 2 2 x 54 = 17.3cm (controlling the level of the casting liquid at the upper 180mm height);
calculated as S resistance=58.8/(0.007×8.8×0.5×2×980×17.3) 1/2) =10.38 cm 2 ＝1038mm 2 ；
Because the minimum area of the pouring system is the area of the straight pouring gate, the diameter of the straight pouring gate is 36mm through S resistance, and the direct pouring gate with the diameter of 40mm is selected in consideration of the requirement of quick filling.
In order to ensure the slag blocking effect, the sprue ratio is taken as a sprue 1: first runner 2+second runner 3: first branch runner 6+second branch runner 7+third branch runner 16+fourth branch runner 17: first ingate 11+second ingate 12+third ingate 14+fourth ingate 21+fifth ingate 22+sixth ingate 24=1:1.5:2.5:2 to 2.5; first ingate 11: second ingate 12: third ingate 14=1: 0.8-1:1.5-2; fourth ingate 21: fifth ingate 22: sixth ingate 24=1: 0.8-1:1.5-2. The total area of the first runner 2 and the second runner 3 was determined to be 1884mm 2 The total area of the first branch runner 6, the second branch runner 7, the third branch runner 16 and the fourth branch runner 17 is 3140mm 2 The total area sum of the first inner runner 11, the second inner runner 12, the third inner runner 14, the fourth inner runner 21, the fifth inner runner 22 and the sixth inner runner 24 is 2515mm2; determining the total area of the first ingate 11 to be 762mm 2 The total area of the second ingate 12 is 610mm 2 The total area of the third ingate 14 is 1143mm 2 The total area of the fourth ingate 21 is 762mm 2 The total area of the fifth ingate 22 is 610mm 2 The total area of the sixth ingate 24 is 1143mm 2 。
According to the invention, the first filter disc seat 5 is arranged between the first horizontal pouring channel 2 and the first pouring mechanism, the second filter disc seat 15 is arranged between the second horizontal pouring channel 3 and the second pouring mechanism, and the vertical filter discs are arranged in the first filter disc seat 5 and the second filter disc seat 15, so that primary slag is effectively prevented from entering the subsequent pouring channel, meanwhile, turbulent molten iron generated by direct pouring of the direct pouring channel is stabilized, and the generation of secondary oxidizing slag is reduced; the invention divides the flow through the first horizontal pouring channel 2 and the second horizontal pouring channel 3, and the first pouring channel 11, the second pouring channel 12, the third pouring channel 14, the fourth pouring channel 21, the fifth pouring channel 22 and the sixth pouring channel 24 which are thin and wide are closed, so that the pouring channels are filled rapidly, and secondary slag blocking is carried out by utilizing the floating characteristic in the conveying process of oxidizing slag, so that molten iron is further purified; according to the invention, water is fed through the lower friction surface of the ventilation disk, the cavity is filled with molten iron from bottom to top, gas in the cavity is effectively discharged, the risk of gas filling and gas coiling is reduced, and the defect of slag holes of the ventilation disk is reduced; the invention has no riser, realizes uniform water inflow of the pouring gate through proper pouring gate proportion design, reduces temperature distribution difference in the disc, fully utilizes the characteristic of small solidification shrinkage porosity tendency of gray iron, and effectively avoids internal shrinkage porosity defects; according to the invention, through structural optimization of the contact parts of the inner gate and the cavity with the gate, the casting is free from knocking and polishing, and the production cost is greatly reduced.
The invention optimizes the structure of the contact part between the inner gate and the cavity and the gate in order to realize the automatic falling of the pouring gate which can reach more than 80 percent when the pouring gate passes through the vibrating bed, the thickness of the inner gate of the product is 3mm, the reserved water inlet of the designed cavity is 3.5mm, the machining allowance of the product is 2mm of the lower plane, the side surface is 2mm, the inclination of the contact part between the die and the gate is 35 degrees and the inner gate is 50 degrees under the condition that the sharp angle allowance of the product is more than or equal to 1.5 mm.
In the production process, the pouring gate drop rate of 90% is realized after the pouring gate passes through the vibration shakeout machine, so that the operation intensity of removing the pouring gate by an operator is greatly reduced. Meanwhile, the produced castings are subjected to product inspection according to customer standards, the statistical rejection rate is less than or equal to 2%, the appearance quality of the castings is good, shrinkage porosity defects are not found through small batch hundred inspection and batch production spot inspection by X-rays, feedback is good after follow-up is performed on subsequent machining, abnormal states are not generated, and therefore the process feasibility is determined to be good.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a clearance gating system is exempted from to car brake disc which characterized in that, includes sprue (1), first cross gate (2), second cross gate (3), first pouring mechanism and second pouring mechanism, wherein:
the top end of the sprue (1) is provided with a sprue cup (4), the two sides of the bottom of the sprue (1) are oppositely arranged with the first cross runner (2) and the second cross runner (3), and the first cross runner (2) and the second cross runner (3) are communicated with the sprue (1);
the first pouring mechanism comprises a first filter disc seat (5), two first branch transverse runners (6) and a second branch transverse runner (7), wherein the first filter disc seat (5) is communicated with the first transverse runner (2), the two first branch transverse runners (6) are oppositely arranged at two ends of the first filter disc seat (5) and are communicated with the first filter disc seat (5), the second branch transverse runner (7) is positioned between the two first branch transverse runners (6) and is communicated with the first filter disc seat (5), a first forming die (8) is arranged between the second branch transverse runner (7) and the two first branch transverse runners (6), the first forming die (8) is provided with a first cavity, a first sprue (9) and a second sprue (10) of the first cavity are respectively communicated with the first branch transverse runner (6) through a first sprue (11) and a second sprue (12), and a third sprue (13) of the first sprue is communicated with the third branch transverse runner (7) through a third sprue (14);
the second pouring mechanism comprises a second filter disc seat (15), two third branch transverse runners (16) and a fourth branch transverse runner (17), wherein the second filter disc seat (15) is communicated with the second transverse runner (3), the two third branch transverse runners (16) are oppositely arranged at two ends of the second filter disc seat (15) and are communicated with the second filter disc seat (15), the fourth branch transverse runner (17) is positioned between the two third branch transverse runners (16) and is communicated with the second filter disc seat (15), a second forming die (18) is arranged between the fourth branch transverse runner (17) and the two third branch transverse runners (16), the second forming die (18) is provided with a second cavity, and a fourth inner runner (19) and a fifth inner runner (20) of the second cavity are respectively communicated with the third branch transverse runner (16) through a fourth inner runner (21), a fifth inner runner (22) and a sixth inner runner (23) of the second cavity are respectively communicated with the fourth transverse runner (17) through a sixth inner runner (24).
2. The no-clean pouring system for automobile brake discs according to claim 1, characterized in that the first in-gate (9), the second in-gate (10) and the third in-gate (13) are all communicated with the first cavity through a climbing core (25).
3. The cleaning-free pouring system of the automobile brake disc according to claim 1, wherein the first inner gate (9), the second inner gate (10) and the third inner gate (13) are Z-shaped, and the slopes alpha of the first inner gate (9), the second inner gate (10) and the third inner gate (13) are 40 degrees to 50 degrees.
4. A vehicle brake disc clean-free casting system according to any one of claims 1-3, characterized in that the fourth in-gate (19), the fifth in-gate (20), the sixth in-gate (23) are all in communication with the second mould cavity via a climbing core (25).
5. A vehicle brake disc clean-free gating system according to any one of claims 1-3, wherein the fourth (19), fifth (20), sixth (23) in-gate are Z-shaped and the slope a of the fourth (19), fifth (20), sixth (23) in-gate is 40 ° -50 °.
6. A cleaning-free pouring system for automotive brake discs according to any one of claims 1-3, characterized in that a gate contact position of 2-4mm is reserved on the first forming mould (8) and the slope β of the gate contact position is 30 ° -45 °.
7. A cleaning-free pouring system for automotive brake discs according to any one of claims 1-3, characterized in that a gate contact position of 2-4mm is reserved on the second forming mould (18) and the slope β of the gate contact position is 30 ° -45 °.
8. A car brake disc clean-free gating system according to any one of claims 1-3, wherein the gating system ratio is: sprue (1): { first runner (2) +second runner (3) }: { first sub-runner (6) +second sub-runner (7) +third sub-runner (16) +fourth sub-runner (17) }: { first ingate (11) +second ingate (12) +third ingate (14) +fourth ingate (21) +fifth ingate (22) +sixth ingate (24) } =1:1.5:2.5:2.5-2.5.
9. A car brake disc clean-free gating system according to any one of claims 1-3, wherein the gating system ratio is: first ingate (11): second ingate (12): third ingate (14) =1: 0.8-1:1.5-2.
10. A car brake disc clean-free gating system according to any one of claims 1-3, wherein the gating system ratio is: fourth ingate (21): fifth ingate (22): sixth ingate (24) =1: 0.8-1:1.5-2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810920796.0A CN109014057B (en) | 2018-08-14 | 2018-08-14 | Cleaning-free pouring system for automobile brake disc |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810920796.0A CN109014057B (en) | 2018-08-14 | 2018-08-14 | Cleaning-free pouring system for automobile brake disc |
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| CN109014057A CN109014057A (en) | 2018-12-18 |
| CN109014057B true CN109014057B (en) | 2023-12-08 |
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| CN103170580A (en) * | 2013-03-25 | 2013-06-26 | 上海宏钢电站设备铸锻有限公司 | Process for casting bearing base of gas compressor of combustion gas turbine and pouring system thereof |
| JP2015085358A (en) * | 2013-10-31 | 2015-05-07 | 日立金属株式会社 | Method of manufacturing vehicular wheel |
| CN204135293U (en) * | 2014-06-06 | 2015-02-04 | 中设集团装备制造有限责任公司 | A kind of brake disc disk body and casting device thereof |
| CN206028653U (en) * | 2016-08-23 | 2017-03-22 | 杭州亚腾铸造有限公司 | Automotive brake caliper's horizontal joint line the gating system |
| CN207103750U (en) * | 2017-07-10 | 2018-03-16 | 山西沁新能源集团股份有限公司 | A kind of new automobile brake disc running gate system |
| CN108251742A (en) * | 2018-02-10 | 2018-07-06 | 富士和机械工业（湖北）有限公司 | A kind of high intensity spheroidal graphite brake disc and its casting mould |
| CN208787472U (en) * | 2018-08-14 | 2019-04-26 | 广德亚太汽车智能制动系统有限公司 | A kind of automobile brake disc exempts to clear up running gate system |
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