CN216656284U - Cold-pressing casting die for hub manufacturing water - Google Patents

Abstract

The utility model provides a water-cooled die-casting mold for manufacturing a wheel hub, which includes an upper template, a lower template and two side molds, wherein the upper template is arranged above the lower template, and the side molds are arranged on both sides of the upper template and the lower template, wherein the upper template is provided. , A molding cavity is formed between the lower template and the side mold, and the interior of the side mold is provided with a water-cooling component; the bottom of the lower template is provided with a base, wherein the two sides of the base are respectively connected to the corresponding side molds through hydraulic cylinders . In the present invention, by arranging a water-cooling component inside the side mold, the circulating pump in the water-cooling component can transmit the cold water of the water tank to the water-cooling circulating pipe to realize the circulation, and the setting of the refrigerating sheet can adjust the cooling temperature, and the above setting can be changed from The two side molds rapidly cool the workpiece (wheel hub) in the molding cavity, and are also provided with heat sinks. The position of the heat sink is located above the workpiece (wheel hub), which can cooperate with water cooling to dissipate heat and improve the workpiece (wheel hub) forming efficiency.

Description

A water-cooled die-casting mold for wheel hub manufacturing

technical field

The utility model relates to the field of wheel hub moulds, in particular to a water-cooled die casting mould for wheel hub manufacture.

Background technique

The wheel hub is the rotating part of the wheel core connected by the inner profile steel of the tire through the column, that is, the metal part that supports the center of the tire and is mounted on the shaft. Also known as rim, steel ring, wheel, tire bell. There are many types of wheel hubs according to diameter, width, forming method and material. The wheel hub is generally formed by mold casting during the manufacturing process. However, during the mold forming process, due to the use of a higher temperature casting liquid, the mold temperature will be too high. After forming, it takes a long time to cool and form, which affects the workpiece ( wheel hub) forming efficiency, the utility model proposes a water-cooled die-casting mold for wheel hub manufacturing to solve the above problems.

Utility model content

The purpose of the utility model is to provide a water-cooled die-casting mold for wheel hub manufacturing, so as to solve the above-mentioned technical problems.

In order to solve the above-mentioned technical problem, the utility model adopts the following technical scheme to realize: a water-cooled die casting mold for manufacturing a wheel hub, comprising an upper template, a lower template and two side molds, wherein the upper template is arranged above the lower template, and the side molds are arranged on the The two sides of the upper template and the lower template, wherein a molding cavity is formed between the upper template, the lower template and the side mold, and the interior of the side mold is provided with a water-cooling component; the bottom of the lower template is provided with a base, and two of the bases The sides are respectively connected to the corresponding side molds through hydraulic cylinders; the inside of the upper mold plate is provided with a casting liquid pipe, and the bottom of the casting liquid pipe extends from the upper mold plate into the molding cavity, and the upper mold plate is located on the casting liquid pipe. There is also a cooling fin on the outer side; it also includes a top plate, the top plate is arranged above the upper formwork, wherein the two sides of the bottom of the top plate are extended into the positioning grooves opened on the upper formwork through the positioning rods, and the positioning grooves are also provided with Elastic components.

Preferably, the water-cooling assembly includes a circulating water tank, a circulating pump, a water-cooling circulating pipe and a cooling fin, wherein the water-cooling circulating pipe is arranged inside the side mold, and the cooling fin is arranged on one side of the water-cooling circulating pipe, and the water-cooling circulating pipe Both the water outlet and the water inlet are connected to the circulating water tank through the circulating pump.

Preferably, the inside of the lower template is further provided with a workpiece ejection assembly, the workpiece ejection assembly includes a push-out block and a hydraulic push rod, the push-out block is arranged on the top of the lower template, and the bottom of the push-out block is connected with a hydraulic A push rod, wherein the hydraulic push rod is located inside the lower template, and the outer side of the hydraulic push rod is also sleeved with a spring.

Preferably, the push-out block is just stuck on the top of the lower template.

Preferably, a through hole is opened inside the top plate, wherein the through hole and the casting liquid pipe are located on the same vertical line, and the casting liquid pipe can extend into the through hole.

Compared with the related art, the water-cooled die-casting mold for manufacturing the wheel hub provided by the present utility model has the following beneficial effects:

The utility model provides a water-cooled die-casting mold for manufacturing a wheel hub. First, by arranging a water-cooling component inside the side mold, a circulating pump in the water-cooling component can transmit the cold water of the water tank into the water-cooling circulating pipe to realize the circulation, and the setting of the refrigerating sheet The cooling temperature can be adjusted. The above setting can quickly cool the workpiece (wheel hub) in the molding cavity from the two side molds. At the same time, there is also a heat sink. The position of the heat sink is located above the workpiece (wheel hub), which can cooperate with water cooling to dissipate heat. , to improve the forming efficiency of the workpiece (wheel hub); secondly, by setting a base under the lower template, and the two sides of the base are respectively connected with the two side molds by hydraulic cylinders, the hydraulic cylinders can drive the two side molds to move, so that the two side molds can be moved quickly. Realize the opening and closing of the mold, saving time and effort.

Description of drawings

1 is a schematic structural diagram of a water-cooled die-casting mold for manufacturing a wheel hub of the present invention;

Fig. 2 is the structural representation of the side mold of the utility model;

Fig. 3 is the structural representation of the lower template of the present invention;

Reference signs: 1. Upper template; 2. Side mold; 3. Lower template; 4. Base; 5. Hydraulic cylinder; 6. Molding cavity; 7. Hydraulic push rod; 8. Water cooling assembly; 801, circulating water tank; 802 , circulating pump; 803, water-cooled circulating pipe; 804, refrigeration sheet; 9, casting liquid pipe; 10, top plate; 11, positioning rod; 13, heat sink; 14, through hole; 15, spring; 16, push out block.

Detailed ways

In order to make the technical means, creative features, goals and effects realized by the present utility model easy to understand, the present utility model will be further described below in conjunction with the specific embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present utility model. , not all. Based on the examples in the implementation manner, other examples obtained by those skilled in the art without creative work shall fall within the protection scope of the present invention.

The specific embodiments of the present utility model are described below in conjunction with the accompanying drawings.

In the specific implementation process, as shown in Figure 1, Figure 2 and Figure 3, a water-cooled die-casting mold for manufacturing a wheel hub includes an upper mold plate 1, a lower mold plate 3 and two side molds 2, wherein the upper mold plate 1 is set on the lower mold plate 3. Above, the side molds 2 are arranged on both sides of the upper mold plate 1 and the lower mold plate 3, wherein a molding cavity 6 is enclosed between the upper mold plate 1, the lower mold plate 3 and the side mold 2, and the interior of the side mold 2 is provided with a water cooling component 8; The bottom of the lower template 3 is provided with a base 4, wherein both sides of the base 4 are respectively connected to the corresponding side molds 2 through hydraulic cylinders 5; the interior of the upper template 1 is provided with a casting liquid pipe 9, and the bottom of the casting liquid pipe 9 is The upper template 1 extends into the molding cavity 6, and the upper template 1 is also provided with a cooling fin 13 on the outside of the casting liquid pipe 9; it also includes a top plate 10, and the top plate 10 is arranged above the upper template 1, wherein the bottom of the top plate 10 is Both sides extend into the positioning grooves opened on the upper template 1 through the positioning rods 11 , and elastic components are also arranged in the positioning grooves.

In the specific implementation process, as shown in FIG. 2 , the water-cooling assembly 8 includes a circulating water tank 801, a circulating pump 802, a water-cooling circulating pipe 803 and a cooling fin 804, wherein the water-cooling circulating pipe 803 is arranged inside the side mold 2, and the cooling fins 804 is arranged on one side of the water-cooled circulating pipe 803 , and the water outlet and the water inlet of the water-cooled circulating pipe 803 are connected to the circulating water tank 801 through the circulating pump 802 . The circulating pump 802 injects the water in the circulating water tank 801 into the water-cooling circulating pipe 803, thereby realizing the water-cooling treatment. During this process, the cooling sheet 804 can adjust the temperature of the water-cooling pipe, and adjust the temperature as required, so that the injection molding in the molding cavity 6 Liquid can be cooled quickly.

In the specific implementation process, as shown in FIG. 3 , the inside of the lower template 3 is also provided with a workpiece ejection assembly, and the workpiece ejection assembly includes a push-out block 16 and a hydraulic push rod 7, and the push-out block 16 is provided on the top of the lower template 3, And the bottom of the push-out block 16 is connected with a hydraulic push rod 7 , wherein the hydraulic push rod 7 is located inside the lower template 3 , and a spring 15 is also sleeved on the outside of the hydraulic push rod 7 . The push-out block 16 just snaps on top of the lower template 3 . When in use, the hydraulic push rod 7 can drive the push-out block 16 to move up, and when the push-out block 16 moves up, it can drive the workpiece (hub) to move up, thereby moving the workpiece (hub) out of the lower template 3 .

In the specific implementation process, as shown in FIG. 1 , a through hole 14 is opened inside the top plate 10 , wherein the through hole 14 and the casting liquid pipe 9 are located on the same vertical line, and the casting liquid pipe 9 can extend into the through hole 14 ; When the top plate 10 moves down, the positioning rod 11 moves down, and the bottom of the positioning rod 11 squeezes the shock-absorbing spring, which can play a shock-absorbing and buffering effect.

The implementation principle of a water-cooled die-casting mold for manufacturing a wheel hub of the present invention is as follows: when in use, the two side molds 2 are first driven to move by the hydraulic cylinder 5 until the two side molds 2 are in contact with the two sides of the lower mold plate 3, and then the two side molds 2 are moved. Then move the upper template 1 down until the lower template 1 moves between the two side molds 2 and is above the lower template 3 (as shown in Figure 1). At this time, the upper template 1, the lower template 3 and the two side molds A molding cavity 6 is formed between 2, and finally the top plate 10 is moved down to contact the upper template 1; then the injection liquid is poured through the casting liquid pipe 9 in the through hole 14, and then the injection liquid enters the molding cavity 6, followed by For cooling, the circulating pump 802 injects the water in the circulating water tank 801 into the water-cooling circulating pipe 803, thereby realizing the water-cooling treatment. During this process, the cooling sheet 804 can adjust the temperature of the water-cooling pipe, and adjust the temperature according to the needs, so that the inside of the molding cavity 6 The injection liquid can be quickly cooled, and at the same time, the heat sink 13 cooperates with the water cooling component 8 to achieve heat dissipation, and after cooling, the workpiece (wheel hub) can be formed;

After the workpiece is formed, the hydraulic cylinder 5 can drive the two side molds 2 to move until the two side molds 2 are removed from the lower mold plate 3 and the two sides of the workpiece (wheel hub), and then the top plate 10 is moved upwards. The top plate 10 can be moved up by pulling the upper template 1 through the positioning rod 11 until it is separated from the workpiece (wheel hub), and finally the hydraulic push rod 7 is used to drive the push-out block 16 to move up, so that the workpiece (wheel hub) can be pushed out, so that the workpiece (wheel hub) can be pushed out. wheel hub) from the lower template 3.

The basic principles, main features and advantages of the present invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions are only preferred examples of the present invention, and are not intended to limit the present invention without departing from the present invention. Under the premise of the spirit and scope, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. The utility model provides a wheel hub makes water cold pressing casting mold, includes cope match-plate pattern (1), lower bolster (3) and two side forms (2), and wherein cope match-plate pattern (1) is established in the top of lower bolster (3), and the both sides of cope match-plate pattern (1) and lower bolster (3) are established in side form (2), encloses into between wherein cope match-plate pattern (1), lower bolster (3) and side form (2) and becomes die cavity (6), its characterized in that: a water cooling assembly (8) is arranged inside the side mold (2);

the bottom of the lower template (3) is provided with a base (4), wherein two sides of the base (4) are respectively connected to corresponding side dies (2) through hydraulic cylinders (5);

a casting liquid pipe (9) is arranged inside the upper template (1), the bottom of the casting liquid pipe (9) extends into the forming cavity (6) from the upper template (1), and a radiating fin (13) is further arranged on the upper template (1) and positioned on the outer side of the casting liquid pipe (9);

the die comprises an upper die plate (1) and is characterized by further comprising a top plate (10), wherein the top plate (10) is arranged above the upper die plate (1), two sides of the bottom of the top plate (10) extend into positioning grooves formed in the upper die plate (1) through positioning rods (11), and elastic assemblies are further arranged in the positioning grooves.

2. The water cold-pressing casting die for hub manufacturing according to claim 1, characterized in that: water-cooling subassembly (8) include circulation tank (801), circulating pump (802), water-cooling circulating pipe (803) and refrigeration piece (804), wherein water-cooling circulating pipe (803) are established in the inside of side form (2), and establish the one side at water-cooling circulating pipe (803) in refrigeration piece (804), the delivery port and the water inlet of water-cooling circulating pipe (803) all are connected to circulation tank (801) through circulating pump (802).

3. The water cold-pressing casting die for hub manufacturing according to claim 1, wherein: the inside of lower bolster (3) still is equipped with work piece ejection assembly, work piece ejection assembly includes and releases piece (16) and hydraulic push rod (7), release piece (16) are established at the top of lower bolster (3), and the bottom of releasing piece (16) is connected with hydraulic push rod (7), and wherein hydraulic push rod (7) are located the inside of lower bolster (3), spring (15) have still been cup jointed in the outside of hydraulic push rod (7).

4. The water cold-pressing casting die for hub manufacturing according to claim 3, wherein: the push-out block (16) is just clamped at the top of the lower template (3).

5. The water cold-pressing casting die for hub manufacturing according to claim 1, wherein: through-hole (14) have been seted up to roof (10) inside, wherein through-hole (14) and cast liquid pipe (9) and be located same vertical line, cast liquid pipe (9) can stretch into in through-hole (14).

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