CN217749246U

CN217749246U - A high-efficient forming device for impeller foundry goods

Info

Publication number: CN217749246U
Application number: CN202221802402.XU
Authority: CN
Inventors: 郭展铭
Original assignee: Hangzhou Junlang Machinery Co ltd
Current assignee: Hangzhou Junlang Machinery Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-11-08
Anticipated expiration: 2032-07-14

Abstract

The utility model relates to an impeller foundry goods technical field especially relates to a high-efficient forming device for impeller foundry goods, including bed die and last mould, the bed die is in the same place with last mould block, be provided with cooling body between bed die and the last mould, be provided with demoulding mechanism in bed die and the last mould, cooling body includes circular pipe, circular pipe block is installed in last mould, circular pipe fixed mounting is in the bed die, it connects to be provided with the arc pipe between the circular pipe, the last fixed surface of arc pipe installs the lower pipeline, the higher authority of lower pipeline is provided with the pipeline, lower pipeline and last pipeline are linked together, go up pipeline fixed mounting in the bed die, the utility model discloses a set up upper tube and lower pipeline in bed die and last mould, improved the impeller foundry goods shaping speed in the equipment, improved the work efficiency of equipment.

Description

A high-efficient forming device for impeller foundry goods

Technical Field

The utility model relates to an impeller foundry goods technical field especially relates to a high-efficient forming device for impeller foundry goods.

Background

The impeller is a component of an impulse type steam turbine rotor, and the impeller needs to be integrally replaced when being worn after being used and needs to be integrally replaced when working environments are different, so that resource waste is increased.

When the impeller casting is formed, the cooling speed of the impeller casting is slow, so that the forming speed of the equipment is slow.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a high-efficient forming device for impeller foundry goods.

In order to solve the technical problem, the utility model provides a following technical scheme: the efficient forming device for the impeller casting comprises a lower die and an upper die, wherein the lower die and the upper die are clamped together, a cooling mechanism is arranged between the lower die and the upper die, and demolding mechanisms are arranged in the lower die and the upper die;

the cooling mechanism comprises a circular pipe, the circular pipe is clamped and installed in the upper die, the circular pipe is fixedly installed in the lower die, an arc-shaped pipe is arranged between the circular pipes to be connected, a lower pipeline is fixedly installed on the upper surface of the arc-shaped pipe, an upper pipeline is arranged on the upper surface of the lower pipeline, the lower pipeline is communicated with the upper pipeline, and the upper pipeline is fixedly installed in the lower die.

As an optimal technical scheme of the utility model, the last fixed surface of going up the mould installs the support, fixed surface installs the head of moulding plastics on the support, fixed mounting has the hydro-cylinder on the lateral wall of bed die, the telescopic link fixed mounting of hydro-cylinder is on the lateral wall of last mould, the big or small shape looks adaptation of bed die and last mould.

As the utility model discloses a preferred technical scheme, demoulding mechanism includes circular inner mold core, circular inner mold core sets up in the bed die, the ring gear is installed to circular inner mold core external screw thread, ring gear meshing installs the toothed disc, be provided with driving motor in the bed die, driving motor's output shaft and toothed disc fixed mounting are in the same place.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. the impeller casting forming device has the advantages that the upper pipeline and the lower pipeline are arranged in the lower die and the upper die, so that the impeller casting forming speed in the device is increased, and the working efficiency of the device is improved.

2. Through the rotation of gear circle, produce the pulling force to circular inner mold core pivoted, and circular inner mold core is spacing by the bed die, can not rotate, can only carry out the removal from top to bottom, and under the thrust effect of circular inner mold core, circular inner mold core can be in the bed die downstream, realizes leaving of circular inner mold core, has guaranteed the drawing of patterns effect of equipment.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic view of the installation structure of the cooling mechanism of the present invention;

FIG. 3 is a schematic structural view of the cooling mechanism of the present invention;

fig. 4 is a schematic structural diagram of the demolding mechanism of the present invention.

Wherein: 1. a lower die; 2. an upper die; 11. an oil cylinder; 12. a support; 13. an injection head; 14. a circular inner mold core; 15. a gear ring; 16. a drive motor; 17. a gear plate; 21. a circular conduit; 22. an arcuate conduit; 23. a lower pipeline; 24. and (4) feeding the pipeline.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1, 2, 3 and 4, an efficient forming device for impeller castings comprises a lower die 1 and an upper die 2, wherein the lower die 1 and the upper die 2 are clamped together, a cooling mechanism is arranged between the lower die 1 and the upper die 2, and a demoulding mechanism is arranged in the lower die 1 and the upper die 2;

cooling body includes circular pipe 21, and circular pipe 21 block is installed in last mould 2, and circular pipe 21 fixed mounting is provided with arc pipe 22 between the circular pipe 21 and connects in lower mould 1, and arc pipe 22's last fixed surface installs lower pipeline 23, and the higher authority of lower pipeline 23 is provided with upper pipe 24, and lower pipeline 23 and upper pipe 24 are linked together, and upper pipe 24 fixed mounting is in lower mould 1.

The upper surface of the upper die 2 is fixedly provided with a support 12, the upper surface of the support 12 is fixedly provided with an injection head 13, the side wall of the lower die 1 is fixedly provided with an oil cylinder 11, a telescopic rod of the oil cylinder 11 is fixedly arranged on the side wall of the upper die 2, and the lower die 1 and the upper die 2 are matched in size and shape.

When the equipment works, the injection molding head 13 is started, the injection molding head 13 injects molding materials into the lower die 1 and the upper die 2, the molding materials are molded in the lower die 1 and the upper die 2 to form an impeller casting, in the process, two ends of the circular guide pipe 21 are respectively connected with the water injection pipe and the water outlet pipe, so that water flows in the circular guide pipe 21 and enters the arc-shaped guide pipe 22 through the circular guide pipe 21, the circular guide pipe 21 and the arc-shaped guide pipe 22 are both arranged in the lower die 1 and the upper die 2 to cool the lower die 1 and the upper die 2, the water flows in the arc-shaped guide pipe 22 flow through the lower pipe 23 and the upper pipe 24, the upper pipe 24 cools the upper die 2 in the upper die 2, the lower pipe 23 cools the lower die 1 in the lower die 1, the normal work of the equipment is guaranteed, and after the impeller casting is molded, the water flows in the arc-shaped guide pipe 22 are pumped out through the starting of the water suction pump, and the water flows in the upper pipe 24 can enter the lower pipe 23 downwards, so as to realize the water flow discharge.

The demolding mechanism comprises a circular inner mold core 14, the circular inner mold core 14 is arranged in a lower mold 1, a gear ring 15 is arranged on the outer thread of the circular inner mold core 14, a gear disc 17 is arranged on the gear ring 15 in a gear meshing mode, a driving motor 16 is arranged in the lower mold 1, and an output shaft of the driving motor 16 is fixedly installed with the gear disc 17.

When the demolding is needed, the oil cylinder 11 is started, the telescopic rod of the oil cylinder 11 moves upwards to push the upper mold 2 to move upwards, the upper mold 2 can move upwards on the circular guide pipe 21, meanwhile, the upper mold 2 moves upwards, the circular inner mold core 14 can be exposed, the driving motor 16 is started to drive the gear disc 17 to rotate, the gear disc 17 rotates to drive the gear ring 15 meshed with the gear disc to rotate, through the rotation of the gear ring 15, the rotating tensile force of the circular inner mold core 14 is generated, the circular inner mold core 14 is limited by the lower mold 1 and cannot rotate, only the circular inner mold core 14 can move up and down, under the thrust action of the circular inner mold core 14, the circular inner mold core 14 can move downwards in the lower mold 1, the leaving of the circular inner mold core 14 is achieved, and the demolding effect of the device is guaranteed.

The working principle is as follows:

the first step is as follows: when the equipment works, by starting the injection head 13, the injection head 13 injects molding materials into the lower die 1 and the upper die 2, the molding materials are molded in the lower die 1 and the upper die 2 to form an impeller casting, in the process, two ends of the circular conduit 21 are respectively connected with a water injection pipe and a water outlet pipe, so that water flows in the circular conduit 21 and enters the arc conduit 22 through the circular conduit 21, the circular conduit 21 and the arc conduit 22 are both arranged in the lower die 1 and the upper die 2, the lower die 1 and the upper die 2 can be cooled, water flows in the arc conduit 22 can flow through the lower pipe 23 and the upper pipe 24, the upper pipe 24 cools the upper die 2 in the upper die 2, the lower pipe 23 cools the lower die 1 in the lower die 1, the normal work of the equipment is ensured, after the casting is molded, by starting the water suction pump, water flows in the arc conduit 22 are pumped out, water flows in the upper pipe 24 can enter the lower pipe 23 downwards, thereby realizing the discharge of the water, the efficiency of the upper pipe 24 and the upper die is improved by the water flow device and the upper die 2, and the efficiency of the casting is improved.

The second step is that: when the demolding is needed, the oil cylinder 11 is started, the telescopic rod of the oil cylinder 11 moves upwards to push the upper mold 2 to move upwards, the upper mold 2 can move upwards on the circular guide pipe 21, meanwhile, the upper mold 2 moves upwards, the circular inner mold core 14 can be exposed, the driving motor 16 is started to drive the gear disc 17 to rotate, the gear disc 17 rotates to drive the gear ring 15 meshed with the gear disc to rotate, through the rotation of the gear ring 15, the rotating tensile force of the circular inner mold core 14 is generated, the circular inner mold core 14 is limited by the lower mold 1 and cannot rotate, only the circular inner mold core 14 can move up and down, under the thrust action of the circular inner mold core 14, the circular inner mold core 14 can move downwards in the lower mold 1, the leaving of the circular inner mold core 14 is achieved, and the demolding effect of the device is guaranteed.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.

Claims

1. The efficient forming device for the impeller casting comprises a lower die (1) and an upper die (2), wherein the lower die (1) and the upper die (2) are clamped together, and is characterized in that a cooling mechanism is arranged between the lower die (1) and the upper die (2), and demolding mechanisms are arranged in the lower die (1) and the upper die (2);

cooling body includes circular pipe (21), circular pipe (21) block is installed in last mould (2), circular pipe (21) fixed mounting is in bed die (1), be provided with arc pipe (22) between circular pipe (21) and connect, the last fixed surface of arc pipe (22) installs lower pipeline (23), the higher authority of lower pipeline (23) is provided with pipeline (24), lower pipeline (23) and upper pipeline (24) are linked together, upper pipeline (24) fixed mounting is in bed die (1).

2. The efficient forming device for the impeller casting according to the claim 1, characterized in that a bracket (12) is fixedly installed on the upper surface of the upper die (2), and an injection molding head (13) is fixedly installed on the upper surface of the bracket (12).

3. The high-efficiency forming device for the impeller casting according to claim 1, characterized in that an oil cylinder (11) is fixedly installed on the side wall of the lower mold (1), and a telescopic rod of the oil cylinder (11) is fixedly installed on the side wall of the upper mold (2).

4. The efficient forming device for the impeller casting according to the claim 1, characterized in that the lower die (1) and the upper die (2) are matched in size and shape.

5. The high-efficiency forming device for the impeller casting, which is characterized in that the demolding mechanism comprises a circular inner mold core (14), the circular inner mold core (14) is arranged in the lower mold (1), and the circular inner mold core (14) is externally threaded with a gear ring (15).

6. The high-efficiency forming device for the impeller casting according to claim 5, characterized in that the gear ring (15) is provided with a gear disc (17) in gear engagement, a driving motor (16) is arranged in the lower die (1), and an output shaft of the driving motor (16) and the gear disc (17) are fixedly arranged together.