CN-121972613-A - Thrust wheel casting equipment

Abstract

The invention belongs to the technical field of supporting wheel casting, in particular to supporting wheel casting equipment, which comprises an equipment base, wherein a plurality of dies are fixedly connected to the equipment base, a first connecting block is fixedly connected to the dies, a first connecting pipe is fixedly connected to one end of the first connecting block, which is far away from the dies, a plurality of dies are arranged for switching casting, every two adjacent dies are set as a group, cooling water is introduced into the interior of the dies in one group for alternately casting the supporting wheel, the dies are spirally circulated in a first heat exchange tube for heat exchange and cooling, and the water after heat exchange is changed into warm water to enter another die waiting for casting for preheating and heat preservation.

Inventors

• GAO BOWEN
• Gua Jian

Assignees

• 常德博通机械制造有限公司

Dates

Publication Date

20260505

Application Date

20260130

Claims (10)

1. 1. A thrust wheel casting device is characterized by comprising a device base, wherein a plurality of dies are fixedly connected to the device base, a first connecting block is fixedly connected to the dies, a first connecting pipe is fixedly connected to one end, far away from the dies, of the first connecting block, a first heat exchange pipe is fixedly connected to the interior of the dies, the shape of the first heat exchange pipe is spiral, and a communicating pipe is fixedly connected between the two dies which are close to each other.
2. 2. The thrust wheel casting device is characterized in that a water tank is fixedly connected to a base of the device and close to the center, a cooler is fixedly connected to the water tank, a first water pump is arranged in the cooler, an electric five-way valve is fixedly connected to one side of the cooler, close to a die, and connected with the output end of the first water pump, a first guide pipe is fixedly connected to two sides of the first electric five-way valve, an electric three-way valve is fixedly connected to one end, away from a first connecting block, of the first connecting pipe, a second connecting pipe is fixedly connected to one end, away from the first connecting pipe, of the electric three-way valve, a first return pipe is fixedly connected to the water tank, an electric four-way valve is fixedly connected between the first guide pipe and the second connecting pipe, and a second electric four-way valve is fixedly connected between the first return pipe and the second connecting pipe.
3. 3. The thrust wheel casting device according to claim 2, wherein a second flow guide pipe is fixedly connected between the first electric five-way valve and the second electric four-way valve, and a second return pipe is fixedly connected between the first electric four-way valve and the water tank.
4. 4. The thrust wheel casting device according to claim 3, wherein a switching tube is fixedly connected between the electric three-way valve and the first connecting block, a first electromagnetic valve is fixedly connected to the bottom end of the first connecting block, a second heat exchange tube is fixedly connected to the mold, the second heat exchange tube is spiral, one end of the second heat exchange tube is fixedly connected to the first electromagnetic valve, the other end of the second heat exchange tube is fixedly connected to the second electromagnetic valve, and the second electromagnetic valve is located at the communicating tube.
5. 5. The thrust wheel casting device is characterized in that a second water pump is arranged in the water tank, a second electric five-way valve is fixedly connected to one side, close to the die, of the water tank, the second electric five-way valve is connected with the output end of the second water pump, a first heat preservation pipe is fixedly connected between the second electric five-way valve and the first electric four-way valve, and a second heat preservation pipe is fixedly connected between the second electric five-way valve and the second electric four-way valve.
6. 6. The thrust wheel casting device of claim 2, wherein the air cooling box is fixedly connected to the outside of the die, the shape of the air cooling box is spiral, and the cross section of the inner cavity of the air cooling box is square.
7. 7. The thrust wheel casting device according to claim 6 is characterized in that a fan is fixedly connected to the cooler, a communication air pipe is fixedly connected to the output end of the fan, a first shunt pipe is fixedly connected to the bottom end of the communication air pipe, a connecting box is fixedly connected to the bottom end of the first shunt pipe, first air guide pipes are fixedly connected to two sides of the connecting box, a sliding rail plate is fixedly connected to the first air guide pipes, the bottom ends of the sliding rail plate are connected with a switching block in a sliding mode through an electric sliding block, four air grooves are formed in the switching block, the four air grooves are respectively two direct-current air grooves and two curved-flow air grooves, and a warm air mechanism is arranged at the bottom end of the communication air pipe and used for blowing hot air into the air cooling box.
8. 8. The thrust wheel casting device according to claim 7, wherein a flow pipe is fixedly connected between the cooler and the top of the connecting box, heat dissipation fins are arranged in the connecting box, and a recovery pipe is fixedly connected between the bottom of the connecting box and the water tank.
9. 9. The supporting wheel casting device according to claim 7, wherein the warm air mechanism comprises a second split pipe, a third connecting pipe, a second air guide pipe and a heat exchange assembly, the second split pipe is fixedly connected to the bottom end of the communicating air pipe, the third connecting pipe is fixedly connected to the bottom end of the second split pipe, the heat exchange assembly is arranged at one end, far away from the second split pipe, of the third connecting pipe and used for heat exchange in a water tank, and the two second air guide pipes are respectively arranged on two sides of the heat exchange assembly.
10. 10. The thrust wheel casting device according to claim 9, wherein the heat exchange assembly comprises an air plate and a third heat exchange tube, the air plate is fixedly connected to one end of the third connecting tube, which is far away from the second shunt tube, the cross section of the air plate is H-shaped, the third heat exchange tubes are fixedly connected between the air plate and the second air guide tube, and the third heat exchange tube is located in the water tank.

Description

Thrust wheel casting equipment Technical Field The invention belongs to the technical field of supporting wheel casting, and particularly relates to supporting wheel casting equipment. Background The thrust wheel is a key bearing component of the chassis system of the excavator, and like a bearing leg of a machine, directly supports the weight of the whole machine and guides the crawler belt to roll, and the structure of the thrust wheel generally comprises a wheel body meshed with the crawler belt, a rim for preventing derailment and a built-in bearing and sealing system, in order to bear huge impact, abrasion and severe working conditions, the thrust wheel is mostly formed by adopting alloy steel through lost foam casting or centrifugal composite casting technology, and is subjected to quenching and tempering heat treatment to make the wheel body hard outside and tough inside, namely the surface of the wheel rim is extremely wear-resistant, and the core part keeps high toughness. One patent application with publication number of CN119159043A discloses a supporting wheel manufacturing device and a supporting wheel manufacturing process, wherein the supporting wheel manufacturing device and the supporting wheel manufacturing process can centrally adjust and tightly support an upper die and a lower die, and can provide pretightening force, so that the upper die and the lower die are matched more tightly, gas in a sand casting die body and molten metal can be conveniently discharged, bubbles generated by the supporting wheel during molding are reduced, and the casting quality of the supporting wheel is ensured. In the casting process of the thrust wheel, in order to ensure the quality of the parts, the casting equipment is tightly matched with the upper die and the lower die, and can effectively discharge gas generated in the casting process, so that the casting quality of the thrust wheel is ensured, however, the traditional casting equipment needs to naturally cool the die after casting is completed, the process needs a long time, and heat is gradually dissipated outside the die in the cooling process, so that the heat is wasted, and the production period is prolonged. To this end, the invention provides a thrust wheel casting apparatus. Disclosure of Invention In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved. The technical scheme includes that the thrust wheel casting device comprises a device base, a plurality of dies are fixedly connected to the device base, a first connecting block is fixedly connected to the dies, a first connecting pipe is fixedly connected to one end, away from the dies, of the first connecting block, a first heat exchange pipe is fixedly connected to the interior of the dies, the shape of the first heat exchange pipe is spiral, and a communicating pipe is fixedly connected between the two dies which are close to each other. The device comprises a base, a water tank, a cooler, a first electric five-way valve, a first guide pipe, a second connecting pipe, a first return pipe, a first electric four-way valve, a second electric four-way valve and a second electric four-way valve, wherein the water tank is fixedly connected to the base of the device and is close to the center, the cooler is fixedly connected to the water tank, the first water pump is arranged in the cooler, the first electric five-way valve is fixedly connected to one side of the cooler, which is close to a die, and is connected with the output end of the first water pump, the two sides of the first electric five-way valve are fixedly connected with the first guide pipe, the end, which is far away from the first connecting pipe, of the first connecting pipe is fixedly connected with the second connecting pipe, the first return pipe is fixedly connected to the first electric four-way valve, and the second electric four-way valve is fixedly connected between the first return pipe and the second connecting pipe. Preferably, a second flow guide pipe is fixedly connected between the first electric five-way valve and the second electric four-way valve, and a second return pipe is fixedly connected between the first electric four-way valve and the water tank. The electric three-way valve is characterized in that a switching tube is fixedly connected between the electric three-way valve and the first connecting block, a first electromagnetic valve is fixedly connected at the bottom end of the first connecting block, a second heat exchange tube is fixedly connected on the die, the second heat exchange tube is spiral, one end of the second heat exchange tube is fixedly connected on the first electromagnetic valve, a second electromagnetic valve is fixedly connected at the other end of the second heat exchange tube, and the second electromagnetic valve is positioned at the communicating tube. The water tank is internally provided with a second water pum