CN111036878A

CN111036878A - Hub casting forming equipment and machining process thereof

Info

Publication number: CN111036878A
Application number: CN201911337849.7A
Authority: CN
Inventors: 王俊华; 刘见虎; 张如意
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-04-21

Abstract

The invention relates to the field of automobile manufacturing, in particular to a hub casting molding device and a machining process thereof. Through setting up cooling module, be located southeast coastal area at processing factory, when preparation ambient air humidity is higher, be convenient for with hot-blast emission to cooling module in the cooling back to the normal atmospheric temperature form discharges to the air again, avoids being taken out hot-blast and the violent contact of air for vapor increases in the air, avoids wheel hub making device part to rust and influences the preparation effect.

Description

Hub casting forming equipment and machining process thereof

Technical Field

The invention relates to the field of automobile manufacturing, in particular to a hub casting molding device and a machining process thereof.

Background

The wheel hub is a cylindrical metal part which supports the tire according to the inner contour of the tire and is arranged on a shaft at the center, namely a wheel rim, a steel ring, a wheel and a tire bell, the wheel hub is made of various materials according to the diameter, the width and the forming mode, the wheel hub is less in consideration on the appearance, and the good heat dissipation is a basic requirement, the process basically adopts baking finish treatment, namely, spraying and then baking, the cost is more economic, the color is beautiful, the retention time is long, even if the vehicle is scrapped, the color of the wheel hub is still unchanged, the most direct mode for manufacturing the wheel hub is a gravity casting method, namely, an aluminum alloy solution is poured into a mold by utilizing gravity, and the aluminum alloy solution is processed and polished by a lathe after forming, so that the production can be finished, the manufacturing process is simpler, a precise casting process is not needed, the cost is low, the production efficiency is high, but the existing wheel:

when injection molding cooling is carried out, for thicker parts of the wheel hub, the time required for cooling is correspondingly increased, a processing factory is located in a southeast coastal area, when the humidity of the manufacturing environment air is higher, if hot air is directly discharged into the air in an air cooling mode, the extracted hot air is in violent contact with the air, so that water vapor in the air is increased, the manufacturing environment humidity is influenced, the wheel hub manufacturing device is in a high-humidity environment for a long time, parts are easy to rust, the manufacturing effect is influenced, when the extracted hot air is cooled, a single pipeline cooling mode is adopted, because the contact surface of a cooling part and air flow is smaller, the hot air is not beneficial to efficient cooling, before the air flow enters a casting part, only an air exhausting mode is adopted, the temperature difference between the casting and the air flow is not beneficial to efficient cooling of the wheel hub, after pouring is finished, because the side gap of a cover plate part of the device, there is a certain hidden danger of falling.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a hub casting and molding device and a processing technology thereof.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a wheel hub casting former, is including pouring subassembly and cooling module, pour subassembly and cooling module and all locate the workstation top, cooling module includes the air-out subassembly and the subassembly that induced drafts, the top fixedly connected with air-out subassembly of air-out subassembly, the top both sides of pouring the subassembly all are equipped with main trachea, one side of air-out subassembly and the subassembly that induced drafts is equipped with respectively and holds breathing pipe and cooling end ventilation pipe with the continuous cooling end in main trachea top, air-out subassembly and the subassembly inner wall top of induced drafting and inner wall one side are equipped with first ventilating fan and second ventilating fan respectively.

Specifically, pour the subassembly and pour the dish including first dish and the second of pouring, first dish and the second of pouring is pour the equal fixedly connected with of dish inner circle and is pour the structure piece, pour the structure piece internal fixedly connected with cooling ring, the cooling ring is located wheel hub outer end thick portion all around, the structure piece of pouring of first dish is seted up flutedly, and the overlap joint has in the recess and pours the apron.

Specifically, fixedly connected with first structure board between the front and back of air-out subassembly inner wall, one side of first structure board is equipped with through mounting bracket fixed connection in the inside reposition of redundant personnel subassembly of air-out subassembly, the opposite side of first structure board is equipped with through mounting bracket fixed connection in the inside first ventilating fan of air-out subassembly, fixedly connected with air outlet end pipe under the reposition of redundant personnel subassembly, the bottom and the cooling end breathing pipe of air outlet end pipe communicate with each other, the collecting tray of fixed connection in reposition of redundant personnel subassembly inner wall bottom has been cup jointed to the bottom of air outlet end pipe outer lane, the both sides of air outlet end pipe all are equipped with the first cooling plate subassembly of fixed connection in reposition of redundant personnel subassembly inside, one side of air-out subassembly bottom and one side fixedly connected with air current balance pipe at the subassembly top of.

Specifically, one side fixedly connected with second structural slab of subassembly inner wall front and back portion induced drafts, one side of second structural slab is equipped with the second cooling plate subassembly of fixed connection in the subassembly inner wall that induced drafts.

Specifically, the flow distribution assembly comprises a flow distribution disc, a side water air port is formed in the side portion of the flow distribution disc, a bottom air outlet is formed in the bottom of the flow distribution disc, a tube head fixedly connected to the bottom of the flow distribution disc is arranged at the lower opening of the bottom air outlet, and a space spiral through groove is formed in the inner wall of the tube head.

Specifically, the bottom of the main air pipe is fixedly connected with a pouring end air suction pipe and a pouring end ventilation pipe, the top of the main air pipe is fixedly connected with a cooling end air suction pipe and a cooling end ventilation pipe, the pouring end air suction pipe and the pouring end ventilation pipe are respectively communicated with the cooling end air suction pipe and the cooling end ventilation pipe, the pouring end air suction pipe and the pouring end ventilation pipe are fixedly connected with each other, and the bottom of the pouring end air suction pipe and the bottom of the pouring end ventilation pipe are fixedly connected with the top of the cooling ring.

Concrete, it includes lug and apron to pour the head cover, the fixedly connected with structural ring all around of apron, the both sides and the top of lug are pegged graft respectively and are had side T word picture peg and top T word picture peg, the through-hole has been seted up at lug center, and the both sides of through-hole all are equipped with and begin to locate the logical groove on the lug, through connecting pressure spring fixed connection between side T word picture peg and the logical groove lateral part, the one end of top T word picture peg runs through to in the through-hole, it has the inserted shaft to peg graft in the lug, the diameter of inserted shaft reduces from top to bottom in proper order, the other end of side T word picture peg and top T word picture peg and the inner circle overlap joint of structural ring, seted up on the apron and pour the hole.

A hub casting molding processing technology comprises the following steps:

s1: adding magnesium, silicon, iron, copper, manganese, nickel-chromium alloy, aluminum, graphene, sodium silicate, boron nitride, talcum powder, a rare earth mixture, kyanite powder, calcined kaolin and the balance of water into a smelting furnace, adjusting the temperature to 740 ℃, adding a refining agent to refine an aluminum alloy melt for 10-20 minutes, removing surface scum, adjusting the temperature to 700 ℃, and degassing and refining by using argon gas for 10-15 minutes to obtain aluminum liquid;

s2: slagging off the aluminum liquid obtained in the step S1, standing for 20-30 minutes, and keeping the temperature at 650 ℃ all the time to obtain pouring liquid;

s3: and adding the pouring liquid obtained in the step S2 into the hub casting forming equipment, starting the equipment, taking out the hub after the hub is cast and formed, and carrying out cooling, polishing and paint spraying treatment to obtain a finished hub product.

The invention has the beneficial effects that:

(1) according to the hub casting and molding equipment and the processing technology thereof, the cooling assembly is arranged, when a processing factory is located in the southeast coastal region, when the humidity of the manufacturing environment air is high, hot air is conveniently discharged into the cooling assembly to be cooled and then is discharged into the air in a normal temperature mode, the situation that the extracted hot air is in violent contact with the air is avoided, water vapor in the air is increased, the manufacturing environment humidity is stabilized, and the situation that parts of a hub manufacturing device are rusted to influence the manufacturing effect is avoided.

(2) According to the wheel hub casting forming equipment and the processing technology thereof, the first cooling plate assembly is arranged and combined with the splitter plate, so that large-area cooling of gas for casting cooling is facilitated, the cooling effect of hot-flow gas is improved, the second cooling assembly is arranged so that the gas for casting is pre-cooled before cooling operation is performed, the temperature difference between a casting and air flow is increased, efficient cooling of a wheel hub is facilitated, the cover plate is conveniently expanded and lifted from the inner ring through the arrangement of the convex blocks, and the falling hidden danger of parts of the device is avoided.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a process flow diagram of the present invention;

FIG. 2 is a schematic structural view of the hub casting device;

FIG. 3 is a schematic view of the structure of the air outlet assembly;

FIG. 4 is a schematic structural view of an air suction assembly;

FIG. 5 is a schematic view of the structure of the endothermic heat-generating portion;

FIG. 6 is a schematic view of the diverter tray;

fig. 7 is a schematic structural view of a pouring cover plate.

In the figure: 1. pouring the assembly; 11. a first pouring tray; 12. a second pouring tray; 13. pouring a structural block; 14. a cooling ring; 2. a cooling assembly; 3. an air outlet assembly; 31. a first structural panel; 32. an air outlet end pipe; 321. a flow diversion assembly; 322. a first cooling plate assembly; 33. a collection tray; 34. a first ventilation fan; 35. an airflow balancing pipe; 4. an air suction assembly; 41. a second ventilating fan; 42. a second structural panel; 43. a second cooling plate assembly; 5. a main air pipe; 51. pouring an end air suction pipe; 52. pouring an end ventilating pipe; 53. a cooling end air suction pipe; 54. a cooling end vent pipe; 6. pouring a cover plate; 61. a raised block; 62. a side T-shaped plug board; 63. a T-shaped plug board is arranged at the top; 64. inserting a shaft; 65. a cover plate; 651. pouring holes; 7. a diverter tray; 71. a side air outlet; 72. and a bottom air outlet.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-7, the wheel hub casting and molding device of the present invention comprises a casting assembly 1 and a cooling assembly 2, the pouring component 1 and the cooling component 2 are both arranged at the top of the workbench, the cooling component 2 comprises an air outlet component 3 and an air suction component 4, the top of the air outlet component 3 is fixedly connected with the air outlet component 3, two sides of the top of the pouring component 1 are both provided with main air pipes 5, a cooling end air suction pipe 53 and a cooling end ventilation pipe 54 which are connected with the top of the main air pipe 5 are respectively arranged on one side of the air outlet component 3 and one side of the air suction component 4, air-

out subassembly

3 and 4 inner wall tops of subassembly that induced drafts and inner wall one side are equipped with first ventilating fan 34 and second ventilating fan 41 respectively, set up a plurality of ventilating fans and can link the air in the device and form the air current, carry out the convulsions operation of device, improve and pour thermoplastic forming's final effect.

Specifically, pour subassembly 1 and pour dish 12 including first dish 11 and the second of pouring, first dish 11 and the second of pouring 12 inner circles equal fixedly connected with of inner circle and pour structure piece 13, pour structure piece 13 interior fixedly connected with cooling ring 14, cooling ring 14 is located wheel hub outer end thick portion all around, can carry out quick high-efficient cooling with the comparatively big part of wheel hub volume, the structure piece 13 of pouring of first dish 11 of pouring is seted up flutedly, and has in the recess overlap joint to pour apron 6, pours apron 6, can provide the lid and the effect at top when pouring, and when the drawing of patterns, will pour apron 6, the apron 6 of pouring after dismantling apron 65 inserts the recess, also can pull first dish 11 of pouring, carries out the drawing of patterns operation.

Specifically, a first structural plate 31 is fixedly connected between the front portion and the rear portion of the inner wall of the air outlet assembly 3, a flow dividing assembly 321 fixedly connected inside the air outlet assembly 3 through a mounting frame is arranged on one side of the first structural plate 31, a first ventilating fan 34 fixedly connected inside the air outlet assembly 3 through a mounting frame is arranged on the other side of the first structural plate 31, an air outlet end pipe 32 is fixedly connected under the flow dividing assembly 321, the bottom of the air outlet end pipe 32 is communicated with a cooling end air suction pipe 53, a collecting disc 33 fixedly connected to the bottom of the inner wall of the flow dividing assembly 321 is sleeved on the bottom of the outer ring of the air outlet end pipe 32, first cooling plate assemblies 322 fixedly connected inside the flow dividing assembly 321 are arranged on both sides of the air outlet end pipe 32, an air flow balancing pipe 35 is fixedly connected on one side of the bottom of the air outlet assembly 3 and one side of the top of the air suction assembly 4, and the air, the air flow in the device is kept circulating at all times.

Specifically, one side fixedly connected with second structural slab 42 of the front and back portion of the inner wall of air suction assembly 4, one side of second structural slab 42 is equipped with second cooling plate assembly 43 fixedly connected with the inner wall of air suction assembly 4, diversion assembly 321 includes diverter plate 7, side water tuyere has been seted up to the lateral part of diverter plate 7, bottom air outlet 72 has been seted up to diverter plate 7's bottom, the lower opening department of bottom air outlet 72 is equipped with the tube head fixedly connected with diverter plate 7 bottom, and the tube head inner wall has been seted up the space spiral through groove, and through setting up cooling module 2, when processing factory is located southeast coast area, preparation environment air humidity is higher, be convenient for discharge hot-blast to cooling module 2 in the back, discharge to the air again in the normal atmospheric temperature form, avoid the hot-blast taken out to violently contact with the air, make aqueous vapor increase in the air, stabilize preparation environment humidity, avoid the rusty influence preparation effect of wheel hub making devices part, through setting up first cooling plate subassembly 322, combine flow distribution plate 7, be convenient for will pour the cooling used gaseous large tracts of land cooling, improve the gaseous cooling effect of thermal current, through setting up second cooling plate subassembly 2, be convenient for will pour used gaseous and cool off in advance before carrying out the operation of cooling down, make the difference in temperature of foundry goods and air current strengthen, do benefit to and cool down wheel hub high efficiency, through setting up protruding word piece 61, be convenient for expand and mention apron 65 by the inner circle, avoid the hidden danger that drops of device part.

Specifically, the bottom of the main air pipe 5 is fixedly connected with a casting end air suction pipe 51 and a casting end ventilation pipe 52, the top of the main air pipe 5 is fixedly connected with a cooling end air suction pipe 53 and a cooling end ventilation pipe 54, the casting end air suction pipe 51 and the casting end ventilation pipe 52 are respectively communicated with the cooling end air suction pipe 53 and the cooling end ventilation pipe 54, the casting end air suction pipe 51 and the casting end ventilation pipe 52 are fixedly connected with each other, and the bottom of the casting end air suction pipe 51 and the bottom of the casting end ventilation pipe 52 are fixedly connected with the top of the cooling ring.

Specifically, pour lid dish 6 and include type T picture peg 61 and apron 65, fixedly connected with structural ring all around of apron 65, side T picture peg 62 and top T picture peg 63 have been pegged graft respectively to type T picture peg 61's both sides and top, the through-hole has been seted up at type T61 center, and the both sides of through-hole all are equipped with and begin to locate logical groove on type T picture peg 61, through connecting pressure spring fixed connection between side T picture peg 62 and the logical groove lateral part, the one end of top T picture peg 63 runs through to in the through-hole, it has spiale 64 to peg graft in the type T piece 61, spiale 64's diameter reduces from top to bottom in proper order, the other end of side T picture peg 62 and top T picture peg 63 and the inner circle overlap joint of structural ring, seted up on the apron 65 and pour hole 651, will pour the injection moulding plastics needle of external heat plastic source on the hole 651 and can begin to mould plastics the operation.

A hub casting molding processing technology comprises the following steps:

When in use, after the pouring assembly 1 is assembled, a first ventilating fan 34 and a second ventilating fan 41 are arranged, the models of the first ventilating fan 34 and the second ventilating fan 41 are both 15038PB-B3L-EP, the first ventilating fan 34 guides air flow to the space between the cooling plates of the second cooling assembly 2, the models of the first cooling assembly 2 and the second cooling assembly 2 are both YSS-50-315, the air flow is guided to the pouring end ventilating pipe 52 from the cooling end air suction pipe 53 through the main air pipe 5 after being cooled, heat is absorbed, the air flow is guided to the cooling end air suction pipe 53 from the pouring section air suction pipe through the main air pipe 5 and is led to the air outlet end pipe 32 and is discharged from the side air outlet 71 and the bottom air outlet 72 of the diverter disc 7, after the first cooling assembly 2 is cooled by the condensation pipe, the cooled water flows into the collecting disc 33 and is discharged from the connecting pipe, and the cooled air is discharged by the first ventilating fan 34, when taking out finished product wheel hub, dismantle cooling end breathing pipe 53 and cooling end ventilation pipe 54, overlap joint lug 61 to the top of apron 65, and will insert the axle 64 and insert the through-hole, because insert the thick end down thin of axle 64 for the structure ring overlap joint of top T word picture peg 63 and apron 65, the structure ring overlap joint of apron 65 under the pressure spring effect of side T word picture peg 62 simultaneously, pull up lug 61 and can hang the apron 65 steadily, can carry out next step of drawing of patterns operation.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a wheel hub casting moulding equipment, includes pouring subassembly (1) and cooling module (2), its characterized in that: pour subassembly (1) and cooling module (2) and all locate the workstation top, cooling module (2) are including air-out subassembly (3) and induced draft subassembly (4), the top fixedly connected with air-out subassembly (3) of air-out subassembly (3), the top both sides of pouring subassembly (1) all are equipped with main trachea (5), one side of air-out subassembly (3) and induced draft subassembly (4) is equipped with respectively and holds breathing pipe (53) and cooling end ventilation pipe (54) with the cooling that main trachea (5) top links to each other, air-out subassembly (3) and induced draft subassembly (4) inner wall top and inner wall one side are equipped with first ventilating fan (34) and second ventilating fan (41) respectively.

2. A hub casting and molding apparatus as claimed in claim 1, wherein: pour subassembly (1) and pour dish (12) including first dish (11) and the second of pouring, first dish (11) and the second of pouring are poured the equal fixedly connected with of dish (12) inner circle and are pour structure piece (13), pour structure piece (13) internal fixation and be connected with cooling ring (14), wheel hub outer end thick portion is located all around in cooling ring (14), the structure piece (13) of pouring of first dish (11) of pouring is seted up flutedly, and the overlap joint has in the recess and pours apron (6).

3. A hub casting and molding apparatus as claimed in claim 1, wherein: fixedly connected with first structural slab (31) between the front and back of air-out subassembly (3) inner wall, one side of first structural slab (31) is equipped with through mounting bracket fixed connection in air-out subassembly (3) inside reposition of redundant personnel subassembly (321), the opposite side of first structural slab (31) is equipped with through mounting bracket fixed connection in air-out subassembly (3) inside first ventilating fan (34), fixedly connected with air outlet end pipe (32) under reposition of redundant personnel subassembly (321), the bottom and the cooling end breathing pipe (53) of air outlet end pipe (32) communicate with each other, the bottom of air outlet end pipe (32) outer lane has cup jointed fixedly connected in the collection dish (33) of reposition of redundant personnel subassembly (321) inner wall bottom, the both sides of air outlet end pipe (32) all are equipped with first cooling plate subassembly (322) of fixed connection in reposition of redundant personnel subassembly (321), one side of air-out subassembly (3) bottom and one side fixedly connected with air current balance tube of induced draft subassembly (4) top (35).

4. A hub casting and molding apparatus as claimed in claim 1, wherein: one side fixedly connected with second structural slab (42) of subassembly (4) inner wall front and back portion induced drafts, one side of second structural slab (42) is equipped with second cooling plate subassembly (43) of fixed connection in subassembly (4) inner wall induced drafts.

5. A hub casting and molding apparatus as claimed in claim 3, wherein: the flow distribution assembly (321) comprises a flow distribution disc (7), a side water air opening is formed in the side portion of the flow distribution disc (7), a bottom air outlet (72) is formed in the bottom of the flow distribution disc (7), a pipe head fixedly connected to the bottom of the flow distribution disc (7) is arranged at the lower opening of the bottom air outlet (72), and a space spiral through groove is formed in the inner wall of the pipe head.

6. A hub casting and molding apparatus as claimed in claim 1, wherein: the bottom of the main air pipe (5) is fixedly connected with a casting end air suction pipe (51) and a casting end ventilation pipe (52), the top of the main air pipe (5) is fixedly connected with a cooling end air suction pipe (53) and a cooling end ventilation pipe (54), the casting end air suction pipe (51) and the casting end ventilation pipe (52) are respectively communicated with the cooling end air suction pipe (53) and the cooling end ventilation pipe (54), and the casting end air suction pipe (51) and the casting end ventilation pipe (52) are fixedly connected with each other and the bottom of the casting end air suction pipe (51) and the bottom of the casting end ventilation pipe (52) are fixedly connected with the top of the cooling ring.

7. A hub casting and molding apparatus as claimed in claim 2, wherein: the pouring cover plate (6) comprises a convex block (61) and a cover plate (65), the periphery of the cover plate (65) is fixedly connected with a structural ring, two sides and the top of the convex block (61) are respectively inserted with a side T-shaped inserting plate (62) and a top T-shaped inserting plate (63), the center of the convex block (61) is provided with a through hole, and through grooves which are arranged on the convex blocks (61) are arranged on both sides of the through hole, the side T-shaped inserting plate (62) is fixedly connected with the side parts of the through grooves through a connecting pressure spring, one end of the top T-shaped inserting plate (63) penetrates into the through hole, an inserting shaft (64) is inserted in the convex block (61), the diameter of inserting axle (64) reduces from top to bottom in proper order, the other end and the inner circle overlap joint of structural ring of side T word picture peg (62) and top T word picture peg (63), seted up on apron (65) and pour hole (651).

8. A hub casting molding processing technology is characterized in that: the process is suitable for the hub casting and molding equipment as claimed in any one of claims 1 to 7, and comprises the following steps: