CN106862502B - Automatic change gravity casting wheel hub processingequipment - Google Patents
Automatic change gravity casting wheel hub processingequipment Download PDFInfo
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- CN106862502B CN106862502B CN201710193194.5A CN201710193194A CN106862502B CN 106862502 B CN106862502 B CN 106862502B CN 201710193194 A CN201710193194 A CN 201710193194A CN 106862502 B CN106862502 B CN 106862502B
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- 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
- B22C9/28—Moulds for peculiarly-shaped castings for wheels, rolls, or rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/06—Permanent moulds for shaped castings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D39/00—Equipment for supplying molten metal in rations
- B22D39/04—Equipment for supplying molten metal in rations having means for controlling the amount of molten metal by weight
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Abstract
The invention relates to a novel automatic gravity casting hub machining device in the field of hub casting, wherein four groups of side molds are arranged, any one group of side molds is provided with a sprue gate and a casting head, each group of side molds is correspondingly connected with a first hydraulic cylinder, and a triangular sliding block is arranged between two adjacent groups of side molds; the upper die is arranged on an upper die base supporting plate, and the upper die base supporting plate is correspondingly connected with a second hydraulic cylinder; an automatic pouring device is arranged near the pouring gate and is connected with the pouring gate through a pipeline; a mechanical grabbing device is arranged beside the base, and a roller conveying device is correspondingly arranged on the mechanical grabbing device; cooling channels are arranged in the upper die, the lower die and the side die, the cooling channels are provided with temperature measuring devices, and a central controller is arranged beside the base; the invention can provide the automation degree of the hub casting processing device, and the loss and waste of the solution are reduced by quantitatively adding the hub pouring solution; meanwhile, real-time control of the temperature in the die is realized, the casting quality is improved, and the cost is reduced.
Description
Technical Field
The invention relates to the field of hub casting, in particular to a novel automatic machining device for a gravity casting hub.
Technical Field
In the prior art, the molds for casting the wheel hub are generally divided into a low-pressure casting wheel hub mold and a gravity casting wheel hub mold, and gravity casting is mainly based on a sequential solidification principle and sequentially fed according to the sequence of cooling; at present, most automobile hub manufacturers use a gravity casting method to manufacture automobile hubs in a large quantity, and because the gravity casting process of the automobile hubs has the advantages of simple process, easy control, low equipment investment cost, short mold development period, superior spoke performance of the hubs to low-pressure casting, high compactness of the hubs and the like, the gravity casting thickness of hub castings is thicker than that of low-pressure casting, and the gravity casting also has the characteristic of large aluminum consumption for feeding a sprue gate and a sprue head, the mold opening, mold closing, casting and cooling times are required to be more, and the energy and the use time are wasted; during working, gravity casting usually needs to be carried out due to low automation degree of a hub casting processing device, a large amount of manpower and material resources need to be input, meanwhile, in the production process, an aluminum solution is poured manually, the on-site danger degree is high, and the waste of the aluminum solution is large; meanwhile, when the mold is cooled, the cooling data cannot be intuitively reflected, inconvenience is brought to operators in field production, the operators in the field can only open the mold by experience, loss is brought to daily production life, the rejection rate is large, and normal production is affected.
Disclosure of Invention
The invention aims to provide a novel automatic machining device for a gravity casting wheel hub, which overcomes the problems in the prior art, and reduces the loss and waste of solution by quantitatively adding a wheel hub pouring solution; meanwhile, real-time control of the temperature in the die is realized, the casting quality is improved, and the cost is reduced.
The purpose of the invention is realized as follows: a novel automatic machining device for a gravity casting wheel hub comprises a base, a lower die arranged at the center of the base, an upper die matched with the lower die for installation, and side dies matched with the upper die and the lower die for arrangement, wherein the side dies are provided with four groups, any one group of side dies is provided with a sprue gate and a sprue gate, each group of side dies is correspondingly connected with a first hydraulic cylinder, and a triangular sliding block is arranged between every two adjacent groups of side dies; the upper die is arranged on an upper die base supporting plate, and the upper die base supporting plate is correspondingly connected with a second hydraulic cylinder; an automatic pouring device is arranged near the pouring gate and is connected with the pouring gate through a pipeline; a mechanical grabbing device is arranged beside the base, and a roller conveying device is correspondingly arranged on the mechanical grabbing device; cooling channels are correspondingly arranged in the upper die, the lower die and the side die, each cooling channel is correspondingly provided with a temperature measuring device, and a central controller is arranged beside the base.
When the automatic pouring device works, during die assembly, an operator controls the first hydraulic cylinder through the central controller to enable the four groups of side dies to be enclosed together along the triangular sliding block, then controls the upper die to be closed downwards through the second hydraulic cylinder, and when the upper die is completely closed, the operator controls the central controller to control the automatic pouring device to pour solution into the pouring gate quantitatively at one time; meanwhile, the cooling channel arranged in the upper die, the cooling channel arranged in the lower die and the cooling channel arranged in the side die can be respectively cooled, so that the whole die can be cooled in an all-round and dead-angle-free manner; the cooling channels arranged outside the die can cool the whole die by circulating water and can also cool the whole die by wind, the cooling mode can be determined according to the field condition, the temperature measuring device arranged in each cooling channel is connected with the central controller, the real-time temperature in the field die can be monitored on the central controller in real time, and when the temperature of a certain part is found to be overhigh, an operator reduces the temperature by increasing the flow rate of the circulating water or increasing the wind volume; when the temperature of a certain part is too low, an operator can increase the cooling temperature by reducing the circulating water flow or reducing the air volume; when the die is opened, an operator controls the first hydraulic cylinder to separate the four groups of side dies, and simultaneously controls the second hydraulic cylinder to lift the upper die, and at the moment, the mechanical grabbing device supports the hub and places the hub on the roller conveying device to complete the whole process; in the whole mold closing and opening process, an operator is not needed to be on site, and the whole production process can be completed only by controlling the central controller by the operator.
The invention has the beneficial effects that the loss and waste of the solution are reduced by adding the wheel hub pouring solution quantitatively; meanwhile, real-time control of the temperature in the die is realized, the casting quality is improved, and the cost is reduced.
As a further improvement of the invention, the automatic pouring device can realize accurate control and automatic pouring of solution; the automatic pouring device comprises a first-stage storage tank internally provided with a heating device and a second-stage storage tank internally provided with the heating device, a solution outlet of the first-stage storage tank is higher than a solution inlet of the second-stage storage tank, a solution outlet of the second-stage storage tank is higher than a pouring gate of the side mold, the first-stage storage tank and the second-stage storage tank are connected through a first pipeline, and a first automatic stop valve is arranged on the first pipeline; a second pipeline is arranged between the second-stage storage tank and the pouring port, and an automatic stop valve II is arranged on the second pipeline; and weighing sensors are arranged on the first-stage storage tank and the second-stage storage tank.
As a further improvement of the invention, the cavity in the whole hub die can be normally fed; the upper die, the lower die, the side die and the triangular sliding block are enclosed to form a cavity; the cavity comprises a rear wheel lip cavity, a rim cavity, a front wheel lip cavity, a spoke cavity and a mounting disc cavity, and a central riser is further arranged on the upper die.
As a further improvement of the invention, in order to ensure that the upper die can be cooled normally and realize normal feeding of the cavity of the die, the upper die is provided with a plurality of groups of upper cooling channels along the upper side of the cavity; the upper cooling channel is divided into an upper rear wheel lip cavity cooling channel, an upper rim cavity cooling channel, an upper spoke cavity cooling channel, an upper mounting disc cavity cooling channel and an upper central riser cooling channel.
As a further improvement of the invention, in order to ensure that the lower die can be cooled normally, the cavity of the lower die is fed normally, the lower die is provided with a plurality of lower cooling channels along the lower side of the cavity, and the lower cooling channels are divided into: the cooling device comprises a lower front wheel lip cavity cooling channel, a lower spoke cavity cooling channel, a lower central riser cooling channel and a casting head cooling channel.
As a further improvement of the invention, in order to ensure that the side die can be normally cooled and the cavity of the side die is normally fed, the side die is provided with a plurality of side cooling channels along the side edge of the cavity, and the side cooling channels are divided into a side rear wheel lip cavity cooling channel, a side rim cavity cooling channel and a side front wheel lip cavity cooling channel.
As a further improvement of the invention, in order to ensure that an operator can realize real-time monitoring of the temperature of the whole die, the temperature measuring device is a temperature sensor, and the temperature sensors are respectively arranged near the upper cooling channel, the lower cooling channel and the side cooling channel.
As a further improvement of the invention, in order to ensure that the upper die, the lower die and the side die are fully cooled, the outer sides of the upper cooling channel, the lower cooling channel and the side cooling channel are connected with a water cooling channel A and an air cooling channel B.
As a further improvement of the invention, in order to ensure that the whole die can exhaust normally, the upper die is provided with an air vent pin.
As a further improvement of the invention, in order to ensure the accuracy of mold opening and mold closing and simultaneously ensure that the guide block is easy to maintain and replace, the side edge of the triangular slide block is provided with a guide groove, the side mold is correspondingly provided with the guide block, and the guide block is connected with the side mold through a bolt.
Drawings
Fig. 1 is a front view of the structure of the present invention.
Fig. 2 is a top view of the structure of the present invention.
FIG. 3 is a schematic view of a cooling channel according to the present invention.
FIG. 4 is a schematic view of a triangular slider according to the present invention.
FIG. 5 is a schematic plan view of a cooling channel of the present invention.
Wherein, 1 base, 2 lower dies, 3 upper dies, 301 central riser, 4 side dies, 5 pouring gates, 6 pouring gates, 7 hydraulic cylinder I, 8 triangular slide block, 801 guide groove, 802 guide block, 803 bolt, 9 hydraulic cylinder II, 10 mechanical gripping device, 11 roller conveying device, 12 temperature sensor, 13 central controller, 15 vent pin, 1401 primary storage tank, 1402 secondary storage tank, 1403 pipeline I, 1404 automatic stop valve I, 1405 pipeline II, 1406 automatic stop valve II, 1407 weighing sensor, 1501 upper rear wheel lip cavity cooling channel, 1502 upper rim cavity cooling channel, 1503 upper wheel spoke cavity cooling channel, 1504 upper disk cavity cooling channel, upper central riser cooling channel, 1601 lower front wheel lip cavity cooling channel, 1602 lower wheel spoke cavity cooling channel, 1603 lower central riser cooling channel, 1604 pouring gate cooling channel, 1701 side rear wheel lip cavity cooling channel, 1702 side rim cavity cooling channel, 1601 lower wheel lip cavity cooling channel, and, 1703 side front wheel lip cavity cooling channel.
Detailed Description
As shown in fig. 1-5, a novel automatic machining device for a gravity casting wheel hub comprises a base 1, a lower die 2 arranged at the center of the base 1, an upper die 3 arranged in cooperation with the lower die 2, the upper die 3 being provided with a vent pin 15, and a side die 4 arranged in cooperation with the upper die 3 and the lower die 2, wherein the upper die 3, the lower die 2, the side die 4 and a triangular sliding block 8 form a cavity; a guide groove 801 is formed in the side edge of the triangular sliding block 8, a guide block 802 is correspondingly arranged on the side die 4, and the guide block 802 is connected with the side die 4 through a bolt 803; the cavity comprises a rear wheel lip cavity, a rim cavity, a front wheel lip cavity, a spoke cavity and a mounting disc cavity, and the upper die 3 is also provided with a central riser 301; the side molds 4 are provided with four groups, any one group of side molds 4 is provided with a pouring gate 5 and a casting head 6, each group of side molds 4 is correspondingly connected with a first hydraulic cylinder 7, and a triangular sliding block 8 is arranged between two adjacent groups of side molds 4; the upper die 3 is arranged on an upper die base supporting plate, and the upper die base supporting plate is correspondingly connected with a second hydraulic cylinder 9; the upper die 3 is provided with a plurality of groups of upper cooling channels along the upper side of the cavity; the upper cooling channels are divided into an upper rear wheel lip cavity cooling channel 1501, an upper rim cavity cooling channel 1502, an upper spoke cavity cooling channel 1503, an upper mounting disc cavity cooling channel 1504 and an upper central riser cooling channel 1505; lower mould 2 is provided with a plurality of cooling channels down along the downside of cavity, and lower cooling channel divide into: a lower front wheel lip cavity cooling channel 1601, a lower spoke cavity cooling channel 1602, a lower central riser cooling channel 1603, and a riser cooling channel 1604; the side die 4 is provided with a plurality of side cooling channels along the side edge of the cavity, and the side cooling channels are divided into a side rear wheel lip cooling channel 1701, a side rim cavity cooling channel 1702 and a side front wheel lip cavity cooling channel 1703; the outer sides of the upper cooling channel, the lower cooling channel and the side cooling channel are connected with a water cooling channel A and an air cooling channel B; an automatic pouring device is arranged near the pouring gate 5 and connected with the pouring gate 5 through a pipeline, the automatic pouring device comprises a primary storage tank 1401 internally provided with a heating device and a secondary storage tank 1402 internally provided with the heating device, a solution outlet of the primary storage tank 1401 is higher than a solution inlet of the secondary storage tank 1402, a solution outlet of the secondary storage tank 1402 is higher than the pouring gate 5 of the side mold 4, the primary storage tank 1401 and the secondary storage tank 1402 are connected through a pipeline 1403, and an automatic stop valve 1404 is arranged on the pipeline 1403; a second pipeline 1405 is arranged between the second-stage storage tank 1402 and the pouring gate 5, and a second automatic stop valve 1406 is arranged on the second pipeline 1405; the primary storage tank 1401 and the secondary storage tank 1402 are both provided with a weighing sensor 1407; a mechanical gripping device 10 is arranged beside the base 1, and a roller conveying device 11 is correspondingly arranged on the mechanical gripping device; cooling channels are correspondingly arranged in the upper die 3, the lower die 2 and the side die 4, each cooling channel is correspondingly provided with a temperature measuring device, the temperature measuring devices are temperature sensors 12, the temperature sensors 12 are respectively arranged near the upper cooling channel, the lower cooling channel and the side cooling channel, and a central controller 13 is further arranged beside the base 1.
When the invention works, when the mould is closed, an operator controls the hydraulic cylinder I7 through the central controller 13 so as to enable the four groups of side moulds 4 to be enclosed together along the triangular slide block 8, then controls the upper mould 3 to be closed downwards through the hydraulic cylinder II 9, when the mould is completely closed, the operator controls the automatic stop valve I1404 to be opened, after the mould is opened, the solution in the primary storage tank 1401 flows into the secondary storage tank 1402 through the pipeline I1403, when the solution in the secondary storage tank 1402 rises to a set weight, the automatic stop valve I1404 is closed, at the moment, the solution in the primary storage tank 1401 stops flowing into the secondary storage tank 1402, when the operator opens the automatic stop valve II 1406, the solution in the secondary storage tank 1402 enters the mould along the pouring gate 5 through the pipeline II 1405, after the mould is closed, the automatic stop valve II 1406 is closed, the automatic stop valve I1404 is opened, and the solution flows into the secondary storage tank 1402 from the primary storage tank 1401, the process is circulated in sequence to complete the whole automatic pouring work flow, and a heating device is arranged in each storage tank to ensure that the solution cannot be solidified in the first-stage storage tank 1401 or the second-stage storage tank 1402; meanwhile, an upper rear wheel lip cavity cooling channel 1501, an upper rim cavity cooling channel 1502, an upper spoke cavity cooling channel 1503, an upper mounting disc cavity cooling channel 1504 and an upper central riser cooling channel 1505 which are arranged in the upper die 3, a lower front wheel lip cavity cooling channel 1601, a lower spoke cavity cooling channel 1602, a lower central riser cooling channel 1603, a riser cooling channel 1604 and a side rear wheel lip cooling channel 1701, a side rim cavity cooling channel 1702 and a side front wheel lip cavity cooling channel 1703 which are arranged in the side die 4 are respectively arranged in the lower die 2, so that the rear wheel lip cavity, the rim cavity, the front wheel lip cavity, the spoke cavity and the mounting disc cavity of the whole die can be cooled in an all-around and dead-angle-free manner; particularly, the rear wheel lip cavity, the front wheel lip cavity and the central riser 301 are completely cooled, so that the solidification efficiency of the hub is ensured; the cooling channels arranged on the outer side of the mold comprise a water cooling channel A and an air cooling channel B, so that the whole mold can be cooled by circulating water, and the whole mold can also be cooled by air, the cooling mode can be determined according to the field condition, the temperature sensor 12 arranged in each cooling channel is connected with the central controller 13, the real-time temperature in the field mold can be monitored on the central controller 13 in real time, and when the temperature of a certain part is found to be overhigh, an operator reduces the temperature by increasing the flow rate of the circulating water or increasing the air volume; when the temperature of a certain part is too low, an operator can increase the cooling temperature by reducing the circulating water flow or reducing the air volume; when the mold is opened, an operator controls the first hydraulic cylinder 7 to separate the four groups of side molds 4, the guide blocks 802 arranged on the side molds 4 move along the guide grooves 801 of the triangular slide blocks 8, and simultaneously controls the second hydraulic cylinder 9 to lift the upper mold 3, and at the moment, the mechanical grabbing device 10 supports the hub and places the hub on the roller conveying device 11 to complete the whole process; in the whole mold closing and opening process, an operator is not needed to be on site, and the whole production process can be completed only by controlling the central controller 13 by the operator.
The present invention is not limited to the above-mentioned embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some substitutions and modifications to some technical features without creative efforts according to the disclosed technical contents, and these substitutions and modifications are all within the protection scope of the present invention.
Claims (4)
1. An automatic gravity casting hub machining device comprises a base, a lower die arranged at the center of the base, an upper die matched with the lower die for installation, and side dies matched with the upper die and the lower die for arrangement, wherein the side dies are provided with four groups, any one group of side dies is provided with a sprue gate and a sprue head, each group of side dies is correspondingly connected with a first hydraulic cylinder, and a triangular sliding block is arranged between two adjacent groups of side dies; the upper die is arranged on an upper die base supporting plate, and the upper die base supporting plate is correspondingly connected with a second hydraulic cylinder; the automatic pouring device is characterized in that the automatic pouring device is arranged near the pouring gate and is connected with the pouring gate through a pipeline; a mechanical grabbing device is arranged beside the base, and a roller conveying device is correspondingly arranged on the mechanical grabbing device; cooling channels are correspondingly arranged in the upper die, the lower die and the side die, each cooling channel is correspondingly provided with a temperature measuring device, and a central controller is arranged beside the base; the upper die is provided with a plurality of groups of upper cooling channels along the upper side of the cavity; the upper cooling channel is divided into an upper rear wheel lip cavity cooling channel, an upper rim cavity cooling channel, an upper spoke cavity cooling channel, an upper mounting disc cavity cooling channel and an upper central riser cooling channel; the outer sides of the upper cooling channel, the lower cooling channel and the side cooling channel are connected with a water cooling channel A and an air cooling channel B; the lower mould is provided with a plurality of cooling channels down along the downside of cavity, cooling channel divide into down: a lower front wheel lip cavity cooling channel, a lower spoke cavity cooling channel, a lower central riser cooling channel and a casting riser cooling channel; the side die is provided with a plurality of side cooling channels along the side edge of the cavity, and the side cooling channels are divided into a side rear wheel lip cavity cooling channel, a side rim cavity cooling channel, a side front wheel lip cavity cooling channel and a side casting head cooling channel; the temperature measuring device is a temperature sensor, and the temperature sensors are respectively arranged near the upper cooling channel, the lower cooling channel and the side cooling channel; the automatic pouring device comprises a first-stage storage tank with a built-in heating device and a second-stage storage tank with a built-in heating device, wherein a solution outlet of the first-stage storage tank is higher than a solution inlet of the second-stage storage tank, a solution outlet of the second-stage storage tank is higher than a pouring gate of the side mold, the first-stage storage tank and the second-stage storage tank are connected through a first pipeline, and a first automatic stop valve is arranged on the first pipeline; a second pipeline is arranged between the second-stage storage tank and the pouring port, and an automatic stop valve II is arranged on the second pipeline; and the primary storage tank and the secondary storage tank are both provided with weighing sensors.
2. The automatic machining device for the gravity casting hub according to claim 1, wherein the upper die, the lower die, the side die and the triangular slider block form a cavity in a surrounding mode; the cavity comprises a rear wheel lip cavity, a rim cavity, a front wheel lip cavity, a spoke cavity and a mounting disc cavity, and the upper die is further provided with a central riser.
3. An automated gravity casting hub machining device according to claim 1 or 2, wherein the upper die is provided with vent pins.
4. The automatic machining device for the gravity casting wheel hub as claimed in claim 1 or 2, wherein a guide groove is formed in the side edge of the triangular sliding block, a guide block is correspondingly arranged on the side die, and the guide block is connected with the side die through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710193194.5A CN106862502B (en) | 2017-03-28 | 2017-03-28 | Automatic change gravity casting wheel hub processingequipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710193194.5A CN106862502B (en) | 2017-03-28 | 2017-03-28 | Automatic change gravity casting wheel hub processingequipment |
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| CN106862502A CN106862502A (en) | 2017-06-20 |
| CN106862502B true CN106862502B (en) | 2020-08-18 |
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| CN201710193194.5A Active CN106862502B (en) | 2017-03-28 | 2017-03-28 | Automatic change gravity casting wheel hub processingequipment |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113477911B (en) * | 2021-06-29 | 2023-02-21 | 江苏苏美达铝业有限公司 | High-efficient automatic gravity casting wheel hub apparatus for producing |
| CN114310308A (en) * | 2022-01-18 | 2022-04-12 | 长鹰信质科技股份有限公司 | Hub manufacturing system |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2666035A1 (en) * | 1990-08-27 | 1992-02-28 | Lorraine Laminage | METHOD AND DEVICE FOR SUPPLYING A POWDERED OR GRANULATED MATERIAL IN A CONTINUOUS CASTING LINGOTIERE. |
| JPH1190616A (en) * | 1997-09-17 | 1999-04-06 | Higashio Mec Kk | Automatic molten metal pouring device |
| US6443217B1 (en) * | 2000-03-15 | 2002-09-03 | Superior Industries International, Inc. | Apparatus for producing cast metal articles and process |
| JP5713840B2 (en) * | 2011-08-12 | 2015-05-07 | 株式会社神戸製鋼所 | How to finish casting over vacuum |
| CN102941317B (en) * | 2012-11-20 | 2015-04-15 | 浙江今飞凯达轮毂股份有限公司 | Gravity-casting hub die and hub casting method |
| KR101673157B1 (en) * | 2015-02-25 | 2016-11-08 | 핸즈코퍼레이션주식회사 | A mold device for forming wheel and manufacture method |
| CN205386630U (en) * | 2016-03-23 | 2016-07-20 | 池州职业技术学院 | Aluminium alloy casting casts mould |
| CN207308896U (en) * | 2017-03-28 | 2018-05-04 | 扬州伟烨轮毂有限公司 | A kind of novel automatic gravity casting hub processing unit (plant) |
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Address after: 225000 West Side of 9th Floor of New High-tech Building in Haojiang District, Yangzhou City, Jiangsu Province Applicant after: Jiangsu Meida Aluminum Co., Ltd. Address before: 225000 West Side of 9th Floor of New High-tech Building in Haojiang District, Yangzhou City, Jiangsu Province Applicant before: Yangzhou Weiye wheel hub Co., Ltd. |
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