CN215657714U

CN215657714U - Hub edge die

Info

Publication number: CN215657714U
Application number: CN202121687926.4U
Authority: CN
Inventors: 逄金刚
Original assignee: Qingdao Meizhi Special Vehicle Co ltd
Current assignee: Qingdao Meizhi Special Vehicle Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2022-01-28
Anticipated expiration: 2031-07-23

Abstract

The utility model relates to the technical field of die manufacturing, and discloses a hub side die, which comprises: the wheel hub comprises a wheel hub body, a die body and a bottom plate, wherein a supporting block is welded on the lower surface of the bottom plate, the upper surface of the bottom plate is in lap joint with the bottom of the wheel hub body, the upper surface of the bottom plate is in sliding connection with the lower surface of the die body, the surface of the wheel hub body is in lap joint with the surface of the die body, a fixing block is welded on the upper surface of the bottom plate, an electric push rod is welded on the side face of the fixing block, and one end of the electric push rod is in lap joint with the side face of the die body. This wheel hub side forms through setting up cooling chamber, cooling device, slider and rubber pad, when using, and the cooling chamber is used for placing the coolant liquid, cools off the wheel hub body through the cooling chamber in the die body, and the coolant liquid in the water tank among the cooling device enters into the inside to the die body through the inlet tube, and inlet tube and outlet pipe are scalable hose, through setting up cooling device, improve the cooling rate of wheel hub body, have reached the effect that improves work efficiency.

Description

Hub edge die

Technical Field

The utility model relates to the technical field of die manufacturing, in particular to a hub side die.

Background

The hub is a cylindrical metal part which supports the tire according to the inner contour of the tire and is centrally arranged on a shaft, namely a rim, a steel ring, a wheel and a tire bell, the hub is made of various materials according to the diameter, the width and the forming mode, the hub is one of the most important parts of the automobile and has high requirements on the performance, the weight and the service life of the hub, the current aluminum alloy material is widely applied to the automobile industry with the characteristics of light weight and strong rigidity, most of the aluminum alloy hub manufacturing uses die casting, aluminum alloy melt is poured into the die for forming, and in the die for hub casting, a side die mainly plays a role in forming an annular structure on the hub.

Among the prior art, current common wheel hub side forms are in the use, present most side forms do not set up cooling device, will cause the cast wheel hub high temperature like this, and cooling speed is slower, not only reduced the production efficiency of wheel hub, and influenced the quality of cast wheel hub, and simultaneously, current side forms are after casting out wheel hub, the side forms need the separation just can take out wheel hub, the skew can take place for the in-process of side forms at the removal, and then lead to producing the deviation when repolymerization.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a hub side die which has the advantages of improving the working efficiency and reducing the deviation, and solves the problems that in the prior art, most of the conventional side dies are not provided with a cooling device in the use process of the conventional common hub side die, the temperature of a hub is too high, the cooling speed is slow, the production efficiency of the hub is reduced, the quality of the cast hub is influenced, meanwhile, the hub can be taken out only by separating the conventional side die after the hub is cast, and the side die can deviate when moving, so that the deviation is generated in repolymerization.

The utility model provides the following technical scheme: a hub sideform comprising: the wheel hub comprises a wheel hub body, a die body and a bottom plate, wherein a supporting block is welded on the lower surface of the bottom plate, the upper surface of the bottom plate is in lap joint with the bottom of the wheel hub body, the upper surface of the bottom plate is in sliding connection with the lower surface of the die body, the surface of the wheel hub body is in lap joint with the surface of the die body, a fixed block is welded on the upper surface of the bottom plate, an electric push rod is welded on the side surface of the fixed block, one end of the electric push rod is in lap joint with the side surface of the die body, a guide device is arranged on the side surface of the fixed block, a cooling device is arranged on the upper surface of the bottom plate, a water inlet is formed in one side of the die body, a water outlet is formed in the other side of the die body, a cooling cavity is formed in the die body, and is respectively communicated with the water inlet and the water outlet.

Preferably, the guiding device comprises a guiding pipe and a guiding rod, the guiding pipe is welded on the side face of the fixing block, the guiding rod is welded on the side face of the die body, and the surface of the guiding rod is in sliding connection with the inner wall of the guiding pipe.

Preferably, the cooling device comprises a water tank, a water inlet pipe and a water outlet pipe, the water tank is assembled on the upper surface of the bottom plate, the water inlet pipe and the water outlet pipe are both communicated with the water tank, the water inlet pipe is communicated with the water inlet, and the water outlet pipe is communicated with the water outlet.

Preferably, the upper surface of the bottom plate is provided with a sliding groove, the bottom of the die body is welded with a sliding block, and the surface of the sliding block is connected with the inner wall of the sliding groove in a sliding mode.

Preferably, the inner wall of the sliding groove is welded with a rubber pad, and the surface of the rubber pad is in lap joint with the surface of the sliding block.

Preferably, the number of the die bodies is four, and the four die bodies are distributed in an annular array by taking the axis of the hub body as an array center.

Compared with the prior art, the utility model has the following beneficial effects:

1. the hub side die is provided with the cooling cavity, the cooling device, the sliding block and the rubber pad, when the hub side die is used, the cooling cavity is used for placing cooling liquid, the hub body is cooled through the cooling cavity in the die body, the cooling liquid in a water tank in the cooling device enters the die body through the water inlet pipe, the hub body is cooled through the die body by the cooling liquid, the sliding block moves along the inner wall of the sliding groove, the sliding block reduces the friction force between the die body and the bottom plate, the die body moves more smoothly, the rubber pad prevents the sliding block from rigidly colliding with the bottom plate, the water inlet pipe and the water outlet pipe are both telescopic hoses, the cooling speed of the hub body is increased by the cooling device, the effect of improving the working efficiency is achieved, the problems that in the prior art, most of the conventional hub side dies are not provided with the cooling device in the use process, the temperature of the hub is overhigh and the cooling speed is slow are solved, the production efficiency of the wheel hub is reduced, and the quality of the cast wheel hub is influenced.

2. This wheel hub side forms, through setting up guider, when using, the guide bar removes in the stand pipe, electric putter drives the die body and removes, and then make the guide bar remove along the inner wall of stand pipe, stand pipe and guide bar cooperation are used, the removal to the die body is led, through setting up guider, guider leads to the removal of die body, prevent that the die body from taking place the skew when removing, the effect that reduces the deviation has been reached, prior art has been solved, present common wheel hub side forms are in the use, current side forms are behind casting out wheel hub, need the separation just can take out wheel hub, the skew can take place when the side forms removes, lead to the problem that produces the deviation when repolymerizing.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of a slider according to the present invention;

FIG. 3 is a schematic top view of the hub body according to the present invention;

FIG. 4 is a schematic top sectional view of the guide bar of the present invention.

In the figure: 1. a hub body; 2. a mold body; 3. a base plate; 4. a support block; 5. a fixed block; 6. an electric push rod; 7. a guide device; 71. a guide tube; 72. a guide bar; 8. a cooling device; 81. a water tank; 82. a water inlet pipe; 83. a water outlet pipe; 9. a water inlet; 10. a water outlet; 11. a cooling chamber; 12. a chute; 13. a slider; 14. and (7) a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a hub side form includes: wheel hub body 1, die body 2 and

bottom plate

3, 3 lower surface welding of bottom plate has supporting shoe 4, 3 upper surface of bottom plate and the bottom overlap joint of wheel hub body 1, the upper surface of bottom plate 3 and the lower surface sliding connection of die body 2, the surface of wheel hub body 1 and the surface overlap joint of die body 2, the upper surface welding of bottom plate 3 has fixed block 5, the side welding of fixed block 5 has electric putter 6, electric putter 6's one end and die body 2's side overlap joint, the side of fixed block 5 is provided with guider 7, the upper surface of bottom plate 3 is provided with cooling device 8, water inlet 9 has been seted up to one side of die body 2, delivery port 10 has been seted up to die body 2's opposite side, the inside of die body 2 is provided with cooling chamber 11, cooling chamber 11 is linked together with water inlet 9 and delivery port 10 respectively.

Wherein; the guiding device 7 comprises a guiding pipe 71 and a guiding rod 72, the guiding pipe 71 is welded on the side surface of the fixing block 5, the guiding rod 72 is welded on the side surface of the die body 2, the surface of the guiding rod 72 is in sliding connection with the inner wall of the guiding pipe 71, the guiding rod 72 moves in the guiding pipe 71, the electric push rod 6 drives the die body 2 to move, the guiding rod 72 further moves along the inner wall of the guiding pipe 71, and the guiding pipe 71 and the guiding rod 72 are matched for use to guide the movement of the die body 2.

Wherein; the cooling device 8 comprises a water tank 81, a water inlet pipe 82 and a water outlet pipe 83, the water tank 81 is assembled on the upper surface of the bottom plate 3, the water inlet pipe 82 and the water outlet pipe 83 are communicated with the water tank 81, the water inlet pipe 82 is communicated with the water inlet 9, the water outlet pipe 83 is communicated with the water outlet 10, cooling liquid in the water tank 81 enters the interior of the mold body 2 through the water inlet pipe 82, and the cooling liquid cools the hub body 1 through the mold body 2.

Wherein; spout 12 has been seted up to the upper surface of bottom plate 3, and the bottom welding of die body 2 has slider 13, and the surface of slider 13 and the inner wall sliding connection of spout 12, die body 2 drive slider 13 at the in-process that removes and remove, and slider 13 removes along the inner wall of spout 12, and slider 13 has reduced the frictional force between die body 2 and the bottom plate 3, makes more smooth and easy that die body 2 removed.

Wherein; the rubber pad 14 is welded on the inner wall of the sliding groove 12, the surface of the rubber pad 14 is in lap joint with the surface of the sliding block 13, the rubber pad 14 is fixed in the sliding groove 12, and the rubber pad 14 prevents the sliding block 13 from rigidly colliding with the bottom plate 3.

Wherein; the quantity of die body 2 is four, and four die bodies 2 use the axle center of wheel hub body 1 to be the distribution of annular array as the array center, and four die bodies 2 make wheel hub body 1 shaping with wheel hub body 1 parcel in the centre.

The working principle is that before use, the electric push rod 6 is closed, the water tank 81 is closed, the mold bodies 2 are in a static state, when the wheel hub body 1 is used, after the wheel hub body 1 is poured and molded, the water tank 81 is opened, cooling liquid in the water tank 81 enters the water inlet 9 through the water inlet pipe 82, the cooling liquid is discharged into the water outlet pipe 83 from the water outlet 10 after filling the cooling cavity 11, then enters the water tank 81, cooling liquid circulation is carried out in the four mold bodies 2, when the wheel hub body 1 is cooled, the water tank 81 is closed, the electric push rod 6 is opened, the electric push rod 6 drives the mold plate to move towards the direction far away from the wheel hub body 1, the guide rod 72 moves along the inner wall of the guide pipe 71, the slide block 13 moves along the inner wall of the sliding groove 12, the mold bodies 2 are separated from the wheel hub body 1, when the slide block 13 is attached to the rubber pad 14, the electric push rod 6 is closed, the wheel hub body 1 is taken out for the next process, after the electric push rod 6 is taken out, the electric push rod 6 drives the template to move towards the direction far away from the fixed block 5, the guide rod 72 moves along the inner wall of the guide pipe 71, the sliding block 13 moves along the inner wall of the sliding groove 12, the sliding block 13 is separated from the rubber pad 14, and after the four die bodies 2 are mutually attached, the electric push rod 6 is closed, so that the die bodies 2 can be used.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A hub sideform, comprising: the wheel hub comprises a wheel hub body (1), a mold body (2) and a bottom plate (3), wherein a supporting block (4) is welded on the lower surface of the bottom plate (3), the upper surface of the bottom plate (3) is in lap joint with the bottom of the wheel hub body (1), the upper surface of the bottom plate (3) is in sliding connection with the lower surface of the mold body (2), the surface of the wheel hub body (1) is in lap joint with the surface of the mold body (2), a fixing block (5) is welded on the upper surface of the bottom plate (3), an electric push rod (6) is welded on the side surface of the fixing block (5), one end of the electric push rod (6) is in lap joint with the side surface of the mold body (2), a guiding device (7) is arranged on the side surface of the fixing block (5), a cooling device (8) is arranged on the upper surface of the bottom plate (3), a water inlet (9) is formed in one side of the mold body (2), a water outlet (10) is formed in the other side of the mold body (2), the die body (2) is internally provided with a cooling cavity (11), and the cooling cavity (11) is respectively communicated with the water inlet (9) and the water outlet (10).

2. A hub sideform according to claim 1, characterized in that the guiding means (7) comprises a guiding tube (71) and a guiding rod (72), the guiding tube (71) is welded on the side of the fixing block (5), the guiding rod (72) is welded on the side of the mould body (2), and the surface of the guiding rod (72) is slidably connected with the inner wall of the guiding tube (71).

3. A hub sideform according to claim 1, characterized in that the cooling device (8) comprises a water tank (81), a water inlet pipe (82) and a water outlet pipe (83), the water tank (81) is mounted on the upper surface of the base plate (3), the water inlet pipe (82) and the water outlet pipe (83) are both communicated with the water tank (81), the water inlet pipe (82) is communicated with the water inlet (9), and the water outlet pipe (83) is communicated with the water outlet (10).

4. The hub side form according to claim 1, characterized in that a sliding groove (12) is formed in the upper surface of the bottom plate (3), a sliding block (13) is welded to the bottom of the mold body (2), and the surface of the sliding block (13) is in sliding connection with the inner wall of the sliding groove (12).

5. The hub sideform according to claim 4, characterized in that a rubber pad (14) is welded to the inner wall of the sliding groove (12), and the surface of the rubber pad (14) is overlapped with the surface of the sliding block (13).

6. The hub sideform according to claim 1, characterized in that the number of the die bodies (2) is four, and the four die bodies (2) are distributed in an annular array by taking the axis of the hub body (1) as an array center.