CN115805293B - Brake hub casting device - Google Patents
Brake hub casting device Download PDFInfo
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- CN115805293B CN115805293B CN202310051052.0A CN202310051052A CN115805293B CN 115805293 B CN115805293 B CN 115805293B CN 202310051052 A CN202310051052 A CN 202310051052A CN 115805293 B CN115805293 B CN 115805293B
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Abstract
The utility model discloses a brake hub casting device, and belongs to the technical field of casting equipment. Comprising the following steps: the casting mold comprises three groups of side molds, a bottom plate and an upper cover, push-pull parts are arranged on the outer sides of the three groups of side molds, and the upper cover is arranged at the top ends of the three groups of side molds through lifting parts; the three groups of side molds, the bottom plate and the upper cover are smooth surfaces at the contact positions, and the space in the middle of the three groups of side molds, the bottom plate and the upper cover is a casting cavity; the bottom plate is vertically and hermetically provided with a plurality of rotating rods, a placement cavity is formed in the bottom plate, and a driving part for enabling the rotating rods to rotate is arranged in the placement cavity; the upper cover is internally provided with a cavity, a honeycomb duct is horizontally and fixedly sleeved in the cavity, and the outer end of the honeycomb duct is connected with a pneumatic component. The utility model effectively solves the problems that demoulding is inconvenient and cooling speed is low after casting is finished.
Description
Technical Field
The utility model relates to the technical field of casting equipment, in particular to a brake hub casting device.
Background
Most of the existing brake hub casting molds are integrated up and down, for example, the utility model patent with publication number CN202278145U discloses an automobile brake hub casting sand mold, the utility model patent with publication number CN209647536U discloses a brake hub double-layer molding mold, the two casting mold devices are integrated, the shape space of the brake hub is reserved in the mold, demolding is not convenient after casting is completed, and the cooling speed is low.
Disclosure of Invention
The utility model aims to provide a brake hub casting device, which solves the problems that the casting die equipment in the prior art adopts an integrated type, a shape space of a brake hub is reserved in a die, demoulding is inconvenient after casting is finished, and the cooling speed is low.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a brake hub casting apparatus comprising:
the casting mold is arranged on the base;
the casting die comprises three groups of side dies, a bottom plate and an upper cover, wherein the bottom plate is fixedly arranged on a base, the three groups of side dies are uniformly distributed on the base in a ring shape, push-pull parts are arranged on the outer sides of the side dies, the upper cover is arranged at the top ends of the three groups of side dies through lifting parts, an injection pipe is vertically and fixedly arranged in the upper cover, and a sealing plug is sleeved at the top end of the injection pipe;
the three groups of side molds, the bottom plate and the upper cover are smooth surfaces at the contact positions, the space in the middle of the three groups of side molds, the bottom plate and the upper cover is a casting cavity, and the bottom of the injection pipe is communicated with the casting cavity;
the bottom plate is vertically and hermetically provided with a plurality of rotating rods, the diameters of the rotating rods are the same as the diameters of mounting holes of the brake hubs, a placement cavity is formed in the bottom plate, and a driving part for enabling the rotating rods to rotate is arranged in the placement cavity;
the upper cover is internally provided with a cavity, a honeycomb duct is horizontally and fixedly sleeved in the cavity, and the outer end of the honeycomb duct is connected with a pneumatic component.
Realize the separation and the foling of side mould, preferably, push-and-pull part includes first electronic flexible jar, slider, guide rail and fixture block, the carousel is installed in base upper surface rotation, guide rail fixed mounting is on the carousel, slider slidable mounting is on the guide rail, and tip and side mould outside fixed connection, first electronic flexible jar level sets up, and the tip fixed connection that side mould was kept away from to one end and slider, and the other end passes through fixture block and guide rail upper surface fixed connection.
The side of casting hub is separated, has the effect of polishing simultaneously, and is preferred, fixed mounting has the motor on the base, the motor output shaft passes through shaft coupling fixedly connected with worm, carousel outside fixed mounting has the worm wheel rack, worm wheel rack and worm meshing are connected.
To detecting the gas tightness of casting mould, preferably, pneumatic parts includes air pump, refrigeration plant, three-way pipe, two first solenoid valves and second solenoid valve, the one end and the honeycomb duct outer end fixed connection of three-way pipe, and other both ends are connected with air pump and refrigeration plant respectively, two first solenoid valve is fixed respectively to be set up on the branch that three-way pipe and air pump and refrigeration plant are connected, second solenoid valve fixed mounting keeps away from the tip of three-way pipe at the honeycomb duct, the tip that the honeycomb duct is located the cavity switches on with the injection pipe.
Realize cooling gas's entering, carry out quick cooling, preferably, three the cooling tank has all been seted up in the side mould, upper cover bottom fixed mounting has three drainage tube, and three the bottom of drainage tube corresponds with three cooling tank respectively, and the top all switches on with the cavity, the pipeline section that the honeycomb duct is located the cavity is equipped with a plurality of shunt tubes.
The refrigerating gas is convenient to enter, preferably, the inside of a plurality of rotating rods is hollow, and the top ends of the rotating rods are communicated with the inside of the cavity.
The beneficial effects of the utility model are as follows:
the side mould and the bottom plate form a detachable casting mould, and after casting is finished, the side mould can be separated, so that demoulding is convenient;
the operation of pneumatic component can detect the gas tightness of casting mould, and whether the effective volume sum through the air volume of extraction and cavity, casting chamber, three cooling tank and many bull sticks are inside equals, judges whether the leakproofness of casting mould is good, and when detecting, takes out the air, guarantees the vacuum, the injection of the cooling gas of later stage of being convenient for realizes high-efficient cooling.
Drawings
FIG. 1 is a schematic perspective view of a brake hub casting apparatus according to the present utility model;
FIG. 2 is a schematic view of the internal perspective structure of a brake hub casting device according to the present utility model;
FIG. 3 is a schematic view of a front partial cross-sectional structure of a brake hub casting apparatus according to the present utility model;
FIG. 4 is a schematic top view of a brake hub casting apparatus according to the present utility model.
In the figure: 1. a base; 2. casting a mold; 3. a side mold; 4. a bottom plate; 5. an upper cover; 6. an injection tube; 7. a sealing plug; 8. a casting cavity; 9. a rotating rod; 10. a placement cavity; 11. a cavity; 12. a flow guiding pipe; 13. a motor; 14. a sprocket; 15. a chain; 16. a first electric telescopic cylinder; 17. a slide block; 18. a guide rail; 19. a turntable; 20. a motor; 21. a coupling; 22. a worm; 23. a worm gear rack; 24. an air pump; 25. a refrigeration device; 26. a three-way pipe; 27. a first electromagnetic valve; 28. a second electromagnetic valve; 29. a cooling tank; 30. a drainage tube; 31. a bracket; 32. a second electric telescopic cylinder; 33. a shunt tube.
Detailed Description
The following description of the present utility model will be made more fully hereinafter with reference to the accompanying drawings, in which it is evident that only some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a brake hub casting apparatus comprising: the base 1 and casting mould 2, casting mould 2 sets up on base 1, casting mould 2 includes three group side mould 3, bottom plate 4 and upper cover 5, bottom plate 4 fixed mounting is on base 1, three group side mould 3 is annular evenly distributed on base 1, and the outside all is equipped with push-and-pull member, upper cover 5 passes through lifting unit setting on three group side mould 3 tops, and inside vertical fixed mounting has injection tube 6, lifting unit includes support 31 and second electric telescopic jar 32, support 31 vertical fixed mounting is at base 1 upper surface, second electric telescopic jar 32 sets up perpendicularly, and both ends respectively with upper cover 5 and support 31 fixed connection, injection tube 6 top has cup jointed sealing plug 7, three group side mould 3, the place of mutual contact between bottom plate 4 and the upper cover 5 is smooth surface, and the space in middle part between the three is casting chamber 8, injection tube 6 bottom and casting chamber 8 switch on, vertical seal rotates on bottom plate 4 and installs many bull sticks 9, the diameter is the same with the mounting hole diameter of car brake hub, inside settling chamber 10 of bottom plate 4 has been seted up, it makes motor drive bull stick 9 and a plurality of sprocket 13 to make in the chamber 10, motor 13 and a plurality of sprocket 13 are installed to install in the sprocket 13, motor 13 and a plurality of sprocket 13, 13 are installed to the sprocket 13, 13 are installed in the sprocket 13 and are fixed to the bottom is installed to the sprocket 13.
The upper cover 5 is internally provided with a cavity 11, a flow guide pipe 12 is horizontally and fixedly sleeved in the cavity 11, and the outer end of the flow guide pipe 12 is connected with a pneumatic component.
The push-pull component comprises a first electric telescopic cylinder 16, a sliding block 17, a guide rail 18 and a clamping block, wherein a turntable 19 is rotatably arranged on the upper surface of the base 1, the guide rail 18 is fixedly arranged on the turntable 19, the sliding block 17 is slidably arranged on the guide rail 18, the end part of the sliding block is fixedly connected with the outer side of the side die 3, the first electric telescopic cylinder 16 is horizontally arranged, one end of the sliding block is fixedly connected with the end part of the sliding block 17 far away from the side die 3, and the other end of the sliding block is fixedly connected with the upper surface of the guide rail 18 through the clamping block.
The motor 20 is fixedly arranged on the base 1, an output shaft of the motor 20 is fixedly connected with the worm 22 through the coupler 21, the worm gear rack 23 is fixedly arranged on the outer side of the turntable 19, and the worm gear rack 23 is in meshed connection with the worm 22.
When the casting of brake hubs is carried out, starting equipment, first electric telescopic cylinder 16 stretches, make three side mould 3 fold to bottom plate 4 simultaneously, second electric telescopic cylinder 32 stretches, drive upper cover 5 to move down, contact with three side mould 3 tops, form casting chamber 8, at this moment, sealing plug 7 seals injection tube 6, can examine the leakproofness of casting chamber 8 through pneumatic parts, guarantee that casting mould 2 has reliable leakproofness, wait to detect the back, open sealing plug 7, pour casting liquid into casting chamber 8 through injection tube 6, form the brake hubs after the area cooling solidifies, in the casting process, can start motor 13, make its slow rotation, motor 13 drives many bull stick 9 simultaneously slow rotation through chain 15 and sprocket 14, in the mounting hole that forms the brake hubs, avoid bull stick 9 and brake hubs bonding, the drawing of patterns of later stage of being convenient for, wait to cool down after putting in place, start motor 20, motor 20 drives worm 22 reciprocal rotation through shaft coupling 21, worm 22 drives carousel 19 through worm wheel 23, carousel 19 and push-pull wheel 19 drives three side mould 3 through the side mould hub, can make the reciprocal mode of taking out of brake 3 and can make the brake hubs 3 simultaneously rotate, can be done the side mould 3, can be separated from the bottom plate 3 simultaneously on the side mould 3, can be made to take out at the side mould 3, the bottom plate is realized simultaneously, the bottom plate is 3 is realized in the mode is realized, the bottom plate is can be separated from the side mould is 3 to the side mould is separated to the side 3, can be realized simultaneously, can be separated from the bottom plate is 3, can be had the bottom plate is separated, and can be had 3 has 3, and is separated, and can has 3, and is used 3, and can has 3.
The pneumatic component comprises an air pump 24, refrigeration equipment 25, a three-way pipe 26, two first electromagnetic valves 27 and two second electromagnetic valves 28, one end of the three-way pipe 26 is fixedly connected with the outer end of the guide pipe 12, the other two ends of the three-way pipe are respectively connected with the air pump 24 and the refrigeration equipment 25, the two first electromagnetic valves 27 are respectively fixedly arranged on branches of the three-way pipe 26, which are connected with the air pump 24 and the refrigeration equipment 25, the second electromagnetic valves 28 are fixedly arranged at the end part of the guide pipe 12, which is far away from the three-way pipe 26, and the end part of the guide pipe 12, which is positioned in the cavity 11, is communicated with the injection pipe 6.
The cooling grooves 29 are formed in the three side dies 3, three drainage pipes 30 are fixedly arranged at the bottom of the upper cover 5, the bottom ends of the three drainage pipes 30 respectively correspond to the three cooling grooves 29, the top ends of the three drainage pipes are communicated with the cavity 11, and a plurality of shunt pipes 33 are arranged on the pipe section of the drainage pipe 12, which is positioned in the cavity 11.
The inside of the plurality of rotating rods 9 is hollow, and the top ends are communicated with the inside of the cavity 11.
When the tightness of the casting cavity 8 is detected, the first electromagnetic valve 27 on the branch of the refrigeration equipment 25 is closed, the first electromagnetic valve 27 and the second electromagnetic valve 28 on the branch of the air pump 24 are opened, the sealing plug 7 seals the injection pipe 6, the air pump 24 works to exhaust air, the air in the casting cavity 8 flows to the guide pipe 12 through the bottom end of the injection pipe 6, the air in the cooling groove 29 enters the cavity 11 through the drainage pipe 30, the air in the cavity 11 enters the guide pipe 12 through the shunt pipe 33, the air in the middle part of the plurality of rotating rods 9 enters the cavity 11 and is finally pumped out by the air pump 24 through the three-way pipe 26, whether the tightness of the casting mould 2 is good or not is judged through whether the total of the extracted air volumes of the cavity 11, the casting cavity 8, the three cooling grooves 29 and the plurality of rotating rods 9 is equal, if the tightness is good, casting can be performed, and if not, the mould needs to be replaced, and otherwise, the second electromagnetic valve 28 needs to be closed.
After casting liquid injection is completed, when cooling is needed, the second electromagnetic valve 28 and the first electromagnetic valve 27 positioned on the branch of the air pump 24 are closed, the first electromagnetic valve 27 positioned on the branch of the refrigerating equipment 25 is opened, then the refrigerating equipment 25 is started, cold air is injected into the cavity 11 through the three-way pipe 26 and the guide pipe 12, and enters the cooling groove 29 through the drainage pipe 30, so that the cavity 11, the cooling groove 29 and the inside of the plurality of rotating rods 9 are filled with refrigerating gas, the casting hub is cooled, and meanwhile, when detecting, air is pumped out, vacuum is ensured, the injection of the cooling gas in the later stage is facilitated, and efficient cooling is realized.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A brake hub casting apparatus comprising:
a base (1) and a casting mold (2), wherein the casting mold (2) is arranged on the base (1);
the method is characterized in that: the casting die (2) comprises three groups of side dies (3), a bottom plate (4) and an upper cover (5), wherein the bottom plate (4) is fixedly arranged on the base (1), the three groups of side dies (3) are uniformly distributed on the base (1) in a ring shape, push-pull parts are arranged on the outer sides of the side dies, the upper cover (5) is arranged at the top ends of the three groups of side dies (3) through lifting parts, an injection pipe (6) is vertically and fixedly arranged in the upper cover, and a sealing plug (7) is sleeved at the top end of the injection pipe (6);
the parts of the three groups of side dies (3), the bottom plate (4) and the upper cover (5) which are contacted with each other are smooth surfaces, the space in the middle of the three parts is a casting cavity (8), and the bottom of the injection pipe (6) is communicated with the casting cavity (8);
a plurality of rotating rods (9) are vertically and hermetically arranged on the bottom plate (4) in a rotating way, the diameters of the rotating rods (9) are the same as the diameters of mounting holes of the brake hubs, a placement cavity (10) is formed in the bottom plate (4), and a driving part for enabling the rotating rods (9) to rotate is arranged in the placement cavity (10);
the driving component comprises a motor (13), a plurality of chain wheels (14) and a chain (15), wherein the bottom ends of the plurality of rotating rods (9) penetrate into the accommodating cavity (10), the motor (13) is fixedly arranged in the accommodating cavity (10), the plurality of chain wheels (14) are fixedly sleeved on the top end of an output shaft of the motor (13) and the bottom ends of the plurality of rotating rods (9) respectively, and the plurality of chain wheels (14) are connected and driven through the chain (15);
a cavity (11) is formed in the upper cover (5), a flow guide pipe (12) is horizontally and fixedly sleeved in the cavity (11), and a pneumatic component is connected to the outer end of the flow guide pipe (12);
the push-pull component comprises a first electric telescopic cylinder (16), a sliding block (17), a guide rail (18) and a clamping block, wherein a turntable (19) is rotatably arranged on the upper surface of the base (1), the guide rail (18) is fixedly arranged on the turntable (19), the sliding block (17) is slidably arranged on the guide rail (18), the end part of the sliding block is fixedly connected with the outer side of the side die (3), the first electric telescopic cylinder (16) is horizontally arranged, one end of the first electric telescopic cylinder is fixedly connected with the end part, far away from the side die (3), of the sliding block (17), and the other end of the first electric telescopic cylinder is fixedly connected with the upper surface of the guide rail (18) through the clamping block;
the motor (20) is fixedly arranged on the base (1), an output shaft of the motor (20) is fixedly connected with a worm (22) through a coupler (21), a worm gear rack (23) is fixedly arranged on the outer side of the turntable (19), and the worm gear rack (23) is in meshed connection with the worm (22);
the operation of pneumatic component can detect the gas tightness of casting mould, judge whether the leakproofness of casting mould is good, and when detecting, take out the air, guarantee the vacuum, the injection of the later stage cooling gas of being convenient for realizes high-efficient cooling.
2. A brake hub casting apparatus as defined in claim 1, wherein: pneumatic component includes air pump (24), refrigeration plant (25), three-way pipe (26), two first solenoid valve (27) and second solenoid valve (28), the one end and the honeycomb duct (12) outer end fixed connection of three-way pipe (26), and other both ends are connected with air pump (24) and refrigeration plant (25) respectively, two first solenoid valve (27) are fixed respectively and are set up on the branch that three-way pipe (26) are connected with air pump (24) and refrigeration plant (25), second solenoid valve (28) fixed mounting keep away from the tip of three-way pipe (26) at honeycomb duct (12), the tip that honeycomb duct (12) are located cavity (11) is switched on with injection pipe (6).
3. A brake hub casting apparatus as defined in claim 1, wherein: the three cooling grooves (29) are formed in the side dies (3), three drainage pipes (30) are fixedly arranged at the bottoms of the upper covers (5), the bottoms of the three drainage pipes (30) respectively correspond to the three cooling grooves (29), the tops of the three drainage pipes are communicated with the cavities (11), and a plurality of shunt pipes (33) are arranged on the pipe sections of the drainage pipes (12) located in the cavities (11).
4. A brake hub casting apparatus as defined in claim 1, wherein: the inside of the rotating rods (9) is hollow, and the top ends of the rotating rods are communicated with the inside of the cavity (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310051052.0A CN115805293B (en) | 2023-02-02 | 2023-02-02 | Brake hub casting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310051052.0A CN115805293B (en) | 2023-02-02 | 2023-02-02 | Brake hub casting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115805293A CN115805293A (en) | 2023-03-17 |
| CN115805293B true CN115805293B (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310051052.0A Active CN115805293B (en) | 2023-02-02 | 2023-02-02 | Brake hub casting device |
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| CN (1) | CN115805293B (en) |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU8268398A (en) * | 1997-06-27 | 1999-01-19 | Garth Lawrence | Method and apparatus for making brake drum |
| JP4788339B2 (en) * | 2005-12-28 | 2011-10-05 | トヨタ自動車株式会社 | Casting apparatus and method, pressure measuring apparatus and method in cavity of casting apparatus |
| CN201183108Y (en) * | 2008-02-18 | 2009-01-21 | 无锡刚正精密吸铸有限公司 | Vacuum pressure suction casting apparatus |
| CN201179547Y (en) * | 2008-03-31 | 2009-01-14 | 申明堂 | Novel cast apparatus for brake drum |
| CN101318212B (en) * | 2008-07-08 | 2010-08-18 | 佛山市南海奔达模具有限公司 | Side mould structure of gravity casting hub |
| CN209902238U (en) * | 2019-05-16 | 2020-01-07 | 龙口市和义机械配件有限公司 | Special machine tool for processing brake hub |
| CN210754992U (en) * | 2019-07-29 | 2020-06-16 | 禹州市红利铸造材料有限公司 | Flange casting mould |
| CN210996422U (en) * | 2019-12-02 | 2020-07-14 | 公主岭市玛钢有限责任公司 | Demoulding device for casting brake drum |
| CN214684165U (en) * | 2021-04-28 | 2021-11-12 | 龙口市胶东机械配件有限公司 | Single-layer casting mold for trailer brake drum |
| CN216226878U (en) * | 2021-11-23 | 2022-04-08 | 中天(天津)智能装备制造有限公司 | Automatic positioning device after casting demoulding |
| CN114247864B (en) * | 2022-03-01 | 2022-05-20 | 山西汤荣机械制造股份有限公司 | High-strength high-heat-conductivity composite brake drum sand mold shell, shell mold and shell product |
| CN114918403B (en) * | 2022-04-26 | 2023-04-21 | 上海交通大学 | Thermal control device and method for pressure-regulating precision casting and casting device |
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2023
- 2023-02-02 CN CN202310051052.0A patent/CN115805293B/en active Active
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| CN115805293A (en) | 2023-03-17 |
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