CN218424847U

CN218424847U - Wheel hub extrusion die

Info

Publication number: CN218424847U
Application number: CN202222840677.9U
Authority: CN
Inventors: 卢军; 金顺桃; 刘�东; 米培涛
Original assignee: Anhui Auher Aluminum Technology Co ltd
Current assignee: Anhui Auher Aluminum Technology Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-02-03
Anticipated expiration: 2032-10-27

Abstract

The utility model belongs to the technical field of wheel hub production facility, especially, be a wheel hub extrusion die, comprising a base plate, the top of bottom plate is fixed with the L template, the top of L template is fixed with first cylinder, the ejecting end of first cylinder runs through the top of L template and is fixed with the connecting plate, the bottom of connecting plate is fixed with the upper die base, the upper die base internal fixation has the spiral pipe. The utility model discloses a set up the spiral pipe in the upper die base, and the both ends of spiral pipe are connected with first water hose and first water hose respectively, set up U type pipe in the die holder, and be connected with the connecting pipe at the both ends of U type pipe, second water hose and second water hose are connected respectively to the one end of two connecting pipes, so after the molten metal liquid extrusion, let in the cooling water toward in upper die base and the die holder, can be better take away the heat in upper die base and the die holder, thereby can improve automobile wheel hub's cooling shaping speed greatly.

Description

Wheel hub extrusion die

Technical Field

The utility model relates to a wheel hub production facility technical field specifically is a wheel hub extrusion die.

Background

The automobile hub is a cylindrical metal part with a tire inner contour supporting the tire and a center arranged on a shaft, an extrusion casting mode is adopted during production of some hubs, the extrusion casting refers to a process method for applying large mechanical pressure to liquid metal quantitatively poured into a casting mold cavity to enable the liquid metal to be formed, crystallized and solidified to obtain a casting, when the automobile hub is subjected to extrusion casting, a mold is required to be used, the cooling rate of the existing extrusion mold is low, and therefore the forming efficiency of the automobile hub is low, and therefore a hub extrusion mold is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a wheel hub extrusion die has solved the problem that proposes among the above-mentioned background art.

(II) technical scheme

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the wheel hub extrusion die comprises a bottom plate, wherein an L-shaped plate is fixed to the top of the bottom plate, a first air cylinder is fixed to the top of the L-shaped plate, the ejection end of the first air cylinder penetrates through the top of the L-shaped plate and is fixed with a connecting plate, an upper die base is fixed to the bottom of the connecting plate, a spiral pipe is fixed to the inner portion of the upper die base, the two ends of the spiral pipe penetrate through the top of the connecting plate, a first water inlet hose and a first water outlet hose are respectively installed and communicated with the two ends of the spiral pipe, a lower die base is arranged under the upper die base, stand columns are fixed to the four corners of the bottom of the lower die base, the bottoms of the four stand columns are fixedly connected with the top of the bottom plate, U-shaped pipes are fixed to the inner portion of the lower die base at equal intervals, connecting pipes are arranged on the two sides of the lower die base, the two ends of the U-shaped pipes are respectively communicated and fixed with adjacent connecting pipes, a second water inlet hose is installed to one end of one of the connecting pipe, a second water outlet hose is installed to one end of the other connecting pipe, a second air cylinder is fixed to the top of the bottom plate, a disc is fixed with a second air cylinder, the ejection end of the disc, and four ejector rods are fixed to the bottom of the lower die base, and are matched with through holes formed in the ejector rods.

Furthermore, four T-shaped guide rods are symmetrically fixed to the top of the connecting plate, and the top ends of the four T-shaped guide rods penetrate through the top of the L-shaped plate in a sliding mode.

Furthermore, the top of the L-shaped plate is provided with an avoiding hole for avoiding the ejection end of the first cylinder, and the top of the L-shaped plate is symmetrically provided with four guide holes matched with the T-shaped guide rods.

Furthermore, the surfaces of the T-shaped guide rods are fixedly sleeved with baffle rings.

Furthermore, the bottom of the bottom plate is provided with anti-skid grains.

(III) advantageous effects

Compared with the prior art, the utility model provides a wheel hub extrusion die possesses following beneficial effect:

the utility model discloses, through set up the spiral pipe in the upper die base, and the both ends of spiral pipe are connected with first water hose and first water hose respectively, set up U type pipe in the die holder, and be connected with the connecting pipe at the both ends of U type pipe, second water hose and second water hose are connected respectively to the one end of two connecting pipes, so after the molten metal extrusion, let in the cooling water toward upper die base and die holder in, can be better take away the heat in upper die base and the die holder, thereby can improve automobile wheel hub's cooling shaping speed greatly.

Drawings

Fig. 1 is a schematic view of the overall first-view perspective structure of the present invention;

FIG. 2 is a schematic view of the overall second-view perspective structure of the present invention;

FIG. 3 is a schematic view of the overall top view structure of the present invention;

FIG. 4 isbase:Sub>A schematic cross-sectional view taken along A-A of FIG. 3 according to the present invention;

fig. 5 is a schematic view of the L-shaped plate structure of the present invention;

fig. 6 is a schematic view of the lower mold base of the present invention.

In the figure: 1. a base plate; 2. an L-shaped plate; 3. a first cylinder; 4. a connecting plate; 5. an upper die holder; 6. a spiral tube; 7. a first water inlet hose; 8. a first water outlet hose; 9. a lower die holder; 10. a column; 11. a U-shaped tube; 12. a connecting pipe; 13. a second water inlet hose; 14. a second water outlet hose; 15. a second cylinder; 16. a disc; 17. a top rod; 18. a through hole; 19. a T-shaped guide rod; 20. avoiding holes; 21. a guide hole; 22. and (4) a baffle ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

As shown in fig. 1, 2, 3, 4 and 6, an embodiment of the present invention provides a hub extrusion mold, which includes a bottom plate 1, an L-shaped plate 2 is fixed on the top of the bottom plate 1, a first cylinder 3 is fixed on the top of the L-shaped plate 2, the ejection end of the first cylinder 3 penetrates through the top of the L-shaped plate 2 and is fixed with a connecting plate 4, an upper mold base 5 is fixed on the bottom of the connecting plate 4, a spiral tube 6 is fixed in the upper mold base 5, both ends of the spiral tube 6 penetrate through the top of the connecting plate 4, both ends of the spiral tube 6 are respectively installed and communicated with a first water inlet hose 7 and a first water outlet hose 8, a lower mold base 9 is arranged under the upper mold base 5, and columns 10 are fixed on the four corners of the bottom of the lower mold base 9, the bottoms of the four upright columns 10 are fixedly connected with the top of the bottom plate 1, U-shaped tubes 11 are fixed in the lower die base 9 at equal intervals, connecting tubes 12 are arranged on two sides of the lower die base 9, two ends of each U-shaped tube 11 are respectively communicated and fixed with the adjacent connecting tubes 12, one end of one connecting tube 12 is communicated with a second water inlet hose 13, one end of the other connecting tube 12 is communicated with a second water outlet hose 14, a second air cylinder 15 is fixed on the top of the bottom plate 1, a disc 16 is fixed at the ejection end of the second air cylinder 15, four ejector rods 17 are fixed on the top of the disc 16 in a circumferential array, and four through holes 18 which are matched with the ejector rods 17 are formed in the bottom of the lower die base 9; during the use, pour into the cavity of die holder 9 with appropriate amount of molten metal liquid, then start first cylinder 3, first cylinder 3 drives connecting plate 4 and moves down, thereby can make upper die base 5 enter into the cavity of die holder 9, upper die base 5 can extrude molten metal, under the cooperation of upper die base 5 and die holder 9, can extrude molten metal liquid into automobile wheel hub's parison shape, then let in the cooling water in first water hose 7 and the second water hose 13, the cooling water can pass through spiral pipe 6 and U type pipe 11, thereby can take away the heat in upper die base 5 and the die holder 9, just so can improve the cooling shaping speed of automobile wheel hub parison greatly, after the cooling shaping, start second cylinder 15, second cylinder 15 can drive disc 16 and move up, disc 16 can drive four ejector pins 17 and move up, thereby can be ejecting automobile wheel hub's parison from the die holder 9 in, what need to explain here is that the initial state on top of ejector pin 17 is the parallel and level with the bottom inner wall of die holder 9.

In some embodiments, as shown in fig. 1, four T-shaped guide rods 19 are symmetrically fixed on the top of the connecting plate 4, and the top ends of the four T-shaped guide rods 19 all slide through the top of the L-shaped plate 2, so as to stabilize the connecting plate 4 when moving in the vertical direction.

As shown in fig. 2 and 5, in some embodiments, an avoiding hole 20 for avoiding the ejecting end of the first cylinder 3 is formed in the top of the L-shaped plate 2, so that the ejecting end of the first cylinder 3 can smoothly pass through the top of the L-shaped plate 2, and four guide holes 21 adapted to the T-shaped guide rods 19 are symmetrically formed in the top of the L-shaped plate 2, so that the four T-shaped guide rods 19 can smoothly pass through the top of the L-shaped plate 2.

As shown in fig. 2, in some embodiments, the surface of the T-shaped guide rod 19 is provided with a stop ring 22 to limit the movement of the connecting plate 4, so as to prevent the first water inlet hose 7 and the first water outlet hose 8 from being squeezed.

As shown in fig. 2, in some embodiments, the bottom of the bottom plate 1 is provided with anti-slip lines, which can play a better anti-slip role, so that the placement is more stable.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A hub extrusion die, includes bottom plate (1), its characterized in that: an L-shaped plate (2) is fixed at the top of the bottom plate (1), a first cylinder (3) is fixed at the top of the L-shaped plate (2), a push-out end of the first cylinder (3) penetrates through the top of the L-shaped plate (2) and is fixed with a connecting plate (4), an upper die base (5) is fixed at the bottom of the connecting plate (4), a spiral pipe (6) is fixed in the upper die base (5), two ends of the spiral pipe (6) penetrate through the top of the connecting plate (4), a first water inlet hose (7) and a first water outlet hose (8) are respectively installed and communicated at two ends of the spiral pipe (6), a lower die base (9) is arranged under the upper die base (5), stand columns (10) are fixed at four corners of the bottom of the lower die base (9), the bottoms of the four stand columns (10) are fixedly connected with the top of the bottom plate (1), U-shaped pipes (11) are fixed in the lower die base (9) at equal intervals, connecting pipes (12) are arranged at two sides of the lower die base (9), a second water inlet hose (12) is respectively communicated with a second water inlet hose (13) fixed at two ends of the bottom plate (1), and a second water outlet hose (12) is installed at one end of the second water inlet hose (12) and a connecting pipe (14) is respectively communicated with a second water inlet hose (12) fixed with the bottom plate (12), a disc (16) is fixed at the top end of the second cylinder (15), four ejector rods (17) are fixed at the top of the disc (16) in a circumferential array, and four through holes (18) matched with the ejector rods (17) are formed in the bottom of the lower die holder (9).

2. A hub extrusion die according to claim 1, wherein: four T-shaped guide rods (19) are symmetrically fixed to the top of the connecting plate (4), and the top ends of the four T-shaped guide rods (19) penetrate through the top of the L-shaped plate (2) in a sliding mode.

3. A hub extrusion die according to claim 2, wherein: the top of L template (2) is offered and is used for dodging first cylinder (3) ejection end dodge hole (20), four guiding holes (21) that are adapted in T type guide bar (19) are offered to the top symmetry of L template (2).

4. A hub extrusion die according to claim 2, wherein: and the surfaces of the T-shaped guide rods (19) are all fixedly sleeved with retaining rings (22).

5. A hub extrusion die according to claim 1, wherein: the bottom of the bottom plate (1) is provided with anti-skid grains.