CN116652083B - Commercial car wheel forging device - Google Patents
Commercial car wheel forging device Download PDFInfo
- Publication number
- CN116652083B CN116652083B CN202310235662.6A CN202310235662A CN116652083B CN 116652083 B CN116652083 B CN 116652083B CN 202310235662 A CN202310235662 A CN 202310235662A CN 116652083 B CN116652083 B CN 116652083B
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- Prior art keywords
- forging
- groove
- aluminum alloy
- base
- ring
- Prior art date
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- 238000005242 forging Methods 0.000 title claims abstract description 72
- 238000007789 sealing Methods 0.000 claims abstract description 48
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 45
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 238000003825 pressing Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 230000000694 effects Effects 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 239000004927 clay Substances 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 10
- 238000003754 machining Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/02—Special design or construction
- B21J9/06—Swaging presses; Upsetting presses
- B21J9/08—Swaging presses; Upsetting presses equipped with devices for heating the work-piece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J1/00—Preparing metal stock or similar ancillary operations prior, during or post forging, e.g. heating or cooling
- B21J1/06—Heating or cooling methods or arrangements specially adapted for performing forging or pressing operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/02—Dies or mountings therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/28—Making machine elements wheels; discs
- B21K1/34—Making machine elements wheels; discs wheels with spokes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K29/00—Arrangements for heating or cooling during processing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The application discloses a commercial vehicle wheel forging device which mainly comprises a hydraulic lifting device, a base, an upper die and a hydraulic pump, wherein a ball screw is movably arranged on the hydraulic lifting device, a forging head is movably arranged on the ball screw through a ball sleeve, a movable groove is formed in the base, a forging groove is formed in the base and positioned on the inner side of the movable groove, a lower die is fixedly arranged in the forging groove, and a sealing ring is movably sleeved in the movable groove. Through setting up seal cover and sealing ring, realized that both combine, form certain airtight space, and then when heating the aluminum alloy post and carrying out hot forging and pressing to the aluminum alloy post, reduce the circulation of outside air, and then avoid aluminum alloy post and outside air to have too much contact, lead to the aluminum alloy post to be oxidized, influence wheel hub quality to, make the aluminum alloy post heat between bed die and last mould, reduce the transfer process, increase machining efficiency.
Description
Technical Field
The application relates to the technical field of hub forging equipment, in particular to a commercial vehicle wheel forging device.
Background
The wheel hub is a wheel rim, namely a cylindrical part with the inner outline of the tire for supporting the tire and a part with the center assembled on a shaft, the common automobile wheel hub is provided with a steel wheel hub and an aluminum alloy wheel hub, and the steel wheel hub has high strength and is commonly used for large-scale trucks; but the steel wheel hub is heavy, and the appearance is single, does not accord with present low carbon, fashion theory, is being replaced by aluminum alloy wheel hub gradually, at present, aluminum alloy wheel hub divide into two kinds of manufacturing methods, be casting and forging respectively, wherein, forges structural strength well, and the bearing capacity is big, but the aluminum alloy wheel hub forging equipment that uses at present has some shortages, as follows:
at present, the used hub forging equipment generally heats the aluminum alloy block outside, transfers the aluminum alloy block into the die, and finally pressurizes the die through a punching machine, so that the aluminum alloy block is formed in the die, but in the process, the aluminum alloy is heated outside to form a high-temperature body, in the transferring process, unavoidable outside air is contacted, oxidation reaction is carried out between the aluminum alloy block and oxygen in the air, and further in the subsequent forging deformation process, the oxidized part is pressed into the hub, so that the quality of the hub is reduced, and the yield of the hub is affected.
Disclosure of Invention
The application provides a commercial vehicle wheel forging device which has the advantages of forging effect and high quality of a wheel hub and is used for solving the problem of external oxygen erosion and oxidation during wheel hub forging.
In order to achieve the above purpose, the application adopts the following technical scheme: the utility model provides a commercial car wheel forging device, includes hydraulic lifting device, base, goes up mould and hydraulic pump, movable mounting has ball on the hydraulic lifting device, ball has forging press head through ball cover movable mounting, movable groove has been seted up to the inside of base, forging press groove has been seted up to the inside that the inside of base is located the movable groove, forging press groove's inside fixed mounting has the bed die, the sealing ring has been cup jointed to the inside activity of movable groove, the seal cover has been cup jointed in the outside activity of last mould, the outside of seal cover cup joints in the inboard of sealing ring and the inboard activity of forging press groove respectively, the inboard of seal cover cup joints with the outside activity of bed die, the inside activity of bed die has cup jointed the thrust ring, the heating wire has been installed to the inside spiral of thrust ring.
Further, the upper surface of seal cover fixed mounting has the piston cover, the inside activity of piston cover has cup jointed the piston ring, the bottom surface of piston ring and the upper surface fixed connection of last mould, the inside of piston cover communicates with the hydraulic pump through the pipe.
Further, telescopic links are symmetrically and fixedly installed on the sealing rings, the tops of the extending shafts of the telescopic links are fixedly connected with the outer side faces of the sealing sleeves, and electromagnetic valves are fixedly installed at the bottoms of the telescopic links.
Further, the inner side diameter of the pushing ring is larger than the outer wall diameter of the aluminum alloy column, and the pushing ring is composed of graphite and refractory clay.
Further, the sealing sleeve is provided with an inner layer and an outer layer, and the height difference between the bottom of the outer layer and the bottom of the inner layer of the sealing sleeve and the height difference between the upper surface of the lower die and the upper surface of the base are the same.
Further, the movable groove and the forging groove are both two, and are symmetrically distributed on the base, two guide pipes are fixedly connected with each other around the bottom of the base, the guide pipes located at the rear are communicated with the forging groove located at the left part and the movable groove located at the right part, the guide pipes located at the front are communicated with the forging groove located at the right part and the movable groove located at the left part, an electromagnetic valve is fixedly installed in the middle of the guide pipes, and a water inlet pipe is fixedly communicated with the lower part of the forging groove on the base.
Further, the temperature of the water entering the forging groove through the water inlet pipe is between 40 and 60 DEG C
According to the commercial vehicle wheel forging device, the sealing sleeve and the sealing ring are combined to form a certain airtight space, so that when the aluminum alloy column is heated and hot-forged, circulation of external air is reduced, and further, excessive contact between the aluminum alloy column and the external air is avoided, the aluminum alloy column is oxidized to influence the quality of a wheel hub, the aluminum alloy column is heated between the lower die and the upper die, a transfer process is reduced, and the processing efficiency is improved, meanwhile, a certain amount of water is injected into the forging groove at the left part through the forging groove and the water inlet pipe, the lower die is cooled in the process of heating the aluminum alloy column through the heating wire, so that the problem that the lower die is excessively high in temperature, the aluminum alloy column is adhered with the lower die during subsequent forging, and the problem that the subsequent demoulding is difficult is caused is solved, and on the other hand, high temperature between the lower die and the upper die is isolated, a large amount of heat is prevented from being conducted outwards, so that the external temperature is excessively high, and the operation of workers is influenced.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description, serve to explain the principles of the application.
The disclosure may be more clearly understood from the following detailed description taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic view of the overall structure of the present application;
FIG. 2 is a schematic view in partial cross-section of the entire structure of the present application;
FIG. 3 is a schematic diagram of the present application in front semi-section;
FIG. 4 is a view of the overall elevation of the structure of the present application;
FIG. 5 is a schematic top view of the structure of the present application;
fig. 6 is a schematic side view in half cross section of the structure of the present application.
In the figure: 1. a hydraulic lifting device; 2. a ball screw; 3. forging and pressing heads; 4. a base; 5. a movable groove; 6. forging and pressing the groove; 7. a lower die; 8. an upper die; 9. sealing sleeve; 10. a piston sleeve; 11. piston rings; 12. a seal ring; 13. a telescopic rod; 14. an electromagnetic valve; 15. a thrust ring; 16. heating the wire; 17. an aluminum alloy column; 18. a water inlet pipe; 19. a catheter.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Example 1
Referring to fig. 1-3, a commercial vehicle wheel forging apparatus includes a hydraulic lifting device 1, a base 4, an upper mold 8 and a hydraulic pump, wherein a ball screw 2 is movably installed on the hydraulic lifting device 1, a forging head 3 is movably installed on the ball screw 2 through a ball sleeve, a movable groove 5 is provided in the base 4, a forging groove 6 is provided in the base 4, a lower mold 7 is fixedly installed in the forging groove 6, a sealing ring 12 is movably sleeved in the movable groove 5, a sealing sleeve 9 is movably sleeved outside the upper mold 8, the outer side of the sealing sleeve 9 is movably sleeved on the inner side of the sealing ring 12 and the inner side of the forging groove 6, the inner side of the sealing sleeve 9 is movably sleeved on the outer side of the lower mold 7, a thrust ring 15 is movably sleeved in the lower mold 7, a heating wire 16 is spirally installed in the thrust ring 15, first, placing the aluminum alloy column 17 into the lower die 7, then placing the upper die 8 above the aluminum alloy column 17, movably sleeving the sealing sleeve 9 and the sealing ring 12, forming a relatively sealed space with the forging groove 6, then enabling the push ring 15 to extend, wrapping the aluminum alloy column 17, electrifying the heating wire 16, further rapidly heating the aluminum alloy column 17 through the heating wire 16, stopping heating after the aluminum alloy column 17 reaches a certain temperature, enabling the push ring 15 to retract, then driving the forging head 3 to descend through the hydraulic lifting device 1, impacting the sealing sleeve 9, forging the aluminum alloy column 17, enabling the aluminum alloy column 17 to deform to a certain extent according to the inner shapes of the lower die 7 and the upper die 8, gradually forming the initial shape of the hub, in the process, forming a sealed space through the sealing sleeve 9 and the sealing ring 12, when the aluminum alloy column 17 is heated and the aluminum alloy column 17 is hot forged, circulation of external air is reduced, the aluminum alloy column 17 is prevented from being excessively contacted with the external air, the aluminum alloy column 17 is oxidized, the quality of a hub is affected, the aluminum alloy column 17 is heated between the lower die 7 and the upper die 8, transfer procedures are reduced, and machining efficiency is improved;
the upper surface of the sealing sleeve 9 is fixedly provided with a piston sleeve 10, the inner part of the piston sleeve 10 is movably sleeved with a piston ring 11, the bottom surface of the piston ring 11 is fixedly connected with the upper surface of the upper die 8, the inner part of the piston sleeve 10 is communicated with a hydraulic pump through a guide pipe, after the sealing sleeve 9 is placed on an aluminum alloy column 17, the sealing sleeve 9 is firstly lowered under the action of the hydraulic pump and gravity and is movably sleeved with the inner wall of the forging groove 6 and the outer side wall of the lower die 7 respectively, the space between the lower die 7 and the upper die 8 is further isolated, and the isolation effect with the outside is further enhanced;
the sealing ring 12 is symmetrically and fixedly provided with the telescopic rods 13, the top of the extending shaft of the telescopic rods 13 is fixedly connected with the outer side face of the sealing sleeve 9, the bottom of the telescopic rods 13 is fixedly provided with the electromagnetic valves 14, when forging and pressing are finished, the sealing ring 12 extends out of the movable groove 5 and the extending shaft of the telescopic rods 13 respectively to support the sealing sleeve 9, the sealing sleeve 9 carries the upper die 8 to lift upwards, a discharging channel is opened, the forged hub can be propped out through the push ring 15, and then the forged hub can be taken out;
the inner side diameter of the push ring 15 is larger than the outer wall diameter of the aluminum alloy column 17, so that the push ring 15 is prevented from extending out and cannot cover the aluminum alloy column 17, the push ring 15 is composed of graphite and refractory clay, the push ring 15 has high temperature resistance, and the push ring 15 is prevented from being melted when the heating wire 16 heats the aluminum alloy column 17;
the sealing sleeve 9 has an inner layer and an outer layer, the height difference between the bottom of the outer layer and the bottom of the inner layer of the sealing sleeve 9 and the height difference between the upper surface of the lower die 7 and the upper surface of the base 4 are the same, so that the inner layer and the outer layer of the sealing sleeve 9 can be simultaneously connected with the side wall of the forging groove 6 and the outer side of the lower die 7 to form multiple sealing, and the tightness is increased;
example two
Referring to fig. 4-6, two movable grooves 5 and forging grooves 6 are symmetrically distributed on a base 4, two guide pipes 19 are fixedly connected to the front and rear sides of the bottom of the base 4, the guide pipe 19 positioned at the rear communicates the forging groove 6 positioned at the left with the movable groove 5 positioned at the right, the guide pipe 19 positioned at the front communicates the forging groove 6 positioned at the right with the movable groove 5 positioned at the left, an electromagnetic valve is fixedly arranged in the middle of the guide pipe 19, a water inlet pipe 18 is fixedly communicated with the bottom of the forging groove 6 on the base 4, when a heating wire 16 heats an aluminum alloy column 17, and after a sealing sleeve 9 seals the lower die 7, a certain amount of water is injected into the forging groove 6 positioned at the left through the water inlet pipe 18, the lower die 7 is cooled in the heating process of the heating wire 16 to heat the aluminum alloy column 17, on the one hand, the temperature of the lower die 7 is prevented from being too high, when the subsequent forging and pressing is caused, the aluminum alloy column 17 and the lower die 7 are adhered together, so that the subsequent demolding is difficult, on the other hand, the high temperature between the lower die 7 and the upper die 8 is isolated, a large amount of heat is prevented from being conducted outwards, the external temperature is excessively high, the operation of workers is influenced, in the process, as the aluminum alloy column 17 is heated, the heat conducted out heats water in the forging and pressing groove 6 to form steam, high pressure is formed in the forging and pressing groove 6, when the aluminum alloy column 17 is heated, the forging and pressing head 3 is transferred onto the piston sleeve 10 at the left part through the ball screw 2, then the hydraulic lifting device 1 drives the forging and pressing head 3 to be pressed downwards, so that the upper die 8 is synchronously lowered, the sealing sleeve 9 is synchronously lowered to press the water and the steam in the forging and pressing groove 6, and the electromagnetic valve on the rear guide pipe 19 is opened, the water and steam in the left forging groove 6 enter the right movable groove 5, the sealing ring 12 is propped, the sealing ring 12 is lifted, the sealing sleeve 9 is propped and lifted, the forging and pressing of the right part on the aluminum alloy column 17 are finished, then the electromagnetic valve 14 is opened, the extension shaft of the telescopic rod 13 extends, the sealing sleeve 9 is lifted again, the hub is conveniently extracted, and in the process, forging equipment on the left side and the right side is alternately used, so that the forging efficiency is accelerated;
the temperature of water entering the forging groove 6 through the water inlet pipe 18 is between 40 and 60 ℃, so that the phenomenon that the temperature is too low to cause cold and hot alternation of the lower die 7 is avoided, the internal structure of the lower die 7 is damaged, the service life of the lower die 7 is influenced, and on the other hand, the entering water is rapidly absorbed in heat and vaporized to form high pressure for subsequent use is avoided.
Claims (4)
1. The utility model provides a commercial car wheel forging device, includes hydraulic lifting device (1), base (4), goes up mould (8) and hydraulic pump, movable mounting has ball (2) on hydraulic lifting device (1), ball (2) have forging head (3) through ball cover movable mounting, a serial communication port, movable groove (5) have been seted up to the inside of base (4), forging groove (6) have been seted up to the inside of being located movable groove (5) of base (4), forging groove (6) inside fixed mounting has bed die (7), sealing ring (12) have been cup jointed to the inside activity of movable groove (5), sealing sleeve (9) have been cup jointed in the outside activity of going up mould (8) respectively in the inboard of sealing ring (12) and the inboard activity of forging and pressing groove (6), the inboard of sealing sleeve (9) has cup jointed with the outside activity of bed die (7), the inside activity of bed die (7) has cup jointed push ring (15), push ring (15) have been cup jointed in the inside spiral of push ring (15) installs heating wire (16).
The upper surface of the sealing sleeve (9) is fixedly provided with a piston sleeve (10), a piston ring (11) is movably sleeved in the piston sleeve (10), the bottom surface of the piston ring (11) is fixedly connected with the upper surface of the upper die (8), and the interior of the piston sleeve (10) is communicated with a hydraulic pump through a guide pipe;
the sealing ring (12) is symmetrically and fixedly provided with a telescopic rod (13), the top of an extending shaft of the telescopic rod (13) is fixedly connected with the outer side surface of the sealing sleeve (9), and the bottom of the telescopic rod (13) is fixedly provided with an electromagnetic valve (14);
the movable groove (5) and the forging groove (6) are two, the movable groove is symmetrically distributed on the base (4), two guide pipes (19) are fixedly connected to the front and the rear of the bottom of the base (4), the guide pipes (19) located at the rear are communicated with the forging groove (6) located at the left part and the movable groove (5) located at the right part, the guide pipes (19) located at the front are communicated with the forging groove (6) located at the right part and the movable groove (5) located at the left part, an electromagnetic valve is fixedly arranged in the middle of the guide pipes (19), and a water inlet pipe (18) is fixedly communicated with the bottom of the forging groove (6) on the base (4).
2. Commercial vehicle wheel forging apparatus according to claim 1, characterized in that the inside diameter of the thrust ring (15) is larger than the outside wall diameter of the aluminum alloy column (17), the thrust ring (15) being composed of graphite and refractory clay.
3. The forging device for commercial vehicle wheels according to claim 1, wherein the sealing sleeve (9) has an inner layer and an outer layer, and the height difference between the outer layer bottom and the inner layer bottom of the sealing sleeve (9) and the height difference between the upper surface of the lower die (7) and the upper surface of the base (4) are the same.
4. A commercial vehicle wheel forging apparatus as claimed in claim 1, wherein the temperature of the water entering the forging groove (6) through the water inlet pipe (18) is between 40-60 degrees celsius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310235662.6A CN116652083B (en) | 2023-03-13 | 2023-03-13 | Commercial car wheel forging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310235662.6A CN116652083B (en) | 2023-03-13 | 2023-03-13 | Commercial car wheel forging device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116652083A CN116652083A (en) | 2023-08-29 |
| CN116652083B true CN116652083B (en) | 2023-12-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310235662.6A Active CN116652083B (en) | 2023-03-13 | 2023-03-13 | Commercial car wheel forging device |
Country Status (1)
| Country | Link |
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| CN (1) | CN116652083B (en) |
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