CN221909733U - Pump body casting device - Google Patents

Abstract

The utility model discloses a pump body casting device, including a casting mold frame, a die-casting machine table is installed on the casting mold frame, a mold box is installed on the die-casting machine table, a lower mold plate is arranged on the upper end surface of the mold box, a pump body mold cavity is arranged inside the mold box, a driving slider is installed on the surface of a fixed slide column, the fixed slide column is connected to a lifting slide plate through a driving slider, an upper mold plate is installed on the lower end surface of the lifting slide plate, and a radiation heater is installed inside the upper mold plate. The utility model fixes a thermoplastic pump shell plastic sheet inside the pump body mold cavity, and after the upper mold plate and the lower mold plate are molded together, the pump shell plastic sheet is heated by a radiation heater to reach a softening temperature, and then the air between the mold and the sheet is evacuated by a vacuum pump, so that the sheet blank is formed according to the mold contour, and after cooling and shaping, the pump shell product is blown out of the mold by compressed air to demold, and has the advantages of simple and convenient processing and manufacturing.

Description

Pump body casting device

Technical Field

The utility model relates to the technical field of pump body castings, in particular to a pump body casting device.

Background Art

The process and precautions of aluminum casting of pump body Casting is an important processing technology in the production process and is widely used in industry. Since various metals have different melting points, densities and chemical properties, different casting methods are used according to these properties. In the existing technology, pump body casting generally adopts a single pump body for production, which has low work efficiency. In the production process, the pressure strength of the pump body is limited, and the sealing strength between the mold bodies is weak, resulting in weak overall strength of the casting, easy to produce shrinkage holes and shrinkage. In the later pressure process, the pump body pressure test leaks and the defective rate increases.

The Chinese authorized patent document with publication number CN219598018U relates to an integrated multi-pump body casting device, including a bracket, a central boost cylinder, a side drive cylinder, a lifting seat, a guide rod, an upper mold shell, a lower mold shell, a main pouring channel and a branch pouring channel; the central boost cylinder and the side drive cylinder are fixed on the upper part of the bracket, and the central boost cylinder and the side drive cylinder are correspondingly arranged at the center and side of the lifting seat, an upper mold shell is fixed at the bottom center of the lifting seat, a lower mold shell is arranged at the corresponding lower part of the upper mold shell, and corresponding exhaust grooves are arranged between the docking surfaces of the lower mold shell and the lower mold shell, and the exhaust grooves are docked to form exhaust channels, the exhaust channels include a main exhaust channel and a branch exhaust channel, and the main exhaust channel is connected to the inner cavity of the pump body casting mold body through the branch exhaust channel; the main pouring channel is arranged in the upper mold shell, and is connected to the corresponding pouring port of the upper mold body through the branch pouring channel; the utility model has good mold sealing effect and high overall yield rate, which greatly improves the manufacturing efficiency of pump body castings and provides convenience for people.

The above-mentioned prior art cannot quickly cast the pump casing casting, resulting in slow product molding speed and low molding efficiency. Therefore, it is necessary to develop a new pump body casting device to solve the above-mentioned technical problems.

Utility Model Content

The utility model aims to provide a pump body casting device to solve the problem that the pump casing casting cannot be quickly cast in the prior art proposed in the above background technology, resulting in slow product molding speed and low molding efficiency.

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pump body casting device, including a casting mold frame, a die-casting machine table is installed on the casting mold frame, a mold box is installed on the die-casting machine table, a lower mold plate is arranged on the upper end surface of the mold box, a pump body mold cavity is arranged inside the mold box, rodless cylinders are installed at both sides of the upper end of the die-casting machine table, a fixed slide column is arranged on the rodless cylinder, a driving slider is installed on the surface of the fixed slide column, the fixed slide column is connected to a lifting slide plate through the driving slider, an upper mold plate is installed on the lower end surface of the lifting slide plate, and a radiation heater is installed inside the upper mold plate.

Based on the above, there are four fixed slide columns in total, and the four fixed slide columns are fixedly connected to the die-casting machine through a limiting block.

Based on the above, the upper template slides vertically along the surface of the fixed slide column by driving the sliding block, and the upper template and the lower template are seamlessly fitted and fixed by mold closing.

Based on the above, a hot-melt pump shell plastic fluid structure is arranged inside the pump body mold cavity.

Based on the above, the interior of the mold box is sealed and connected to a vacuum suction pump disposed below the die-casting machine through a vacuum pipe.

Based on the above, the casting mold frame and the die-casting machine table are fixed and integrally formed by welding.

Based on the above, the lower template and the lifting slide plate are fixedly connected by hexagonal screws.

Compared with the prior art, the beneficial effects of the utility model are:

The utility model fixes a thermoplastic pump casing plastic sheet inside a pump body mold cavity, closes the mold with an upper mold plate and a lower mold plate, heats the pump casing plastic sheet to a softening temperature by a radiation heater, then uses a vacuum pump to extract air between the mold and the sheet so that the sheet blank is formed according to the mold contour, and after cooling and shaping, uses compressed air to blow the pump casing product out of the mold for demoulding, thereby having the advantages of simple and convenient processing and manufacturing.

BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a schematic diagram of the overall structure of the utility model;

FIG2 is a schematic diagram of the side structure of the utility model;

FIG3 is a schematic diagram of the rear end structure of the utility model.

In the figure: 1. Casting mold frame; 2. Lower mold plate; 3. Die-casting machine; 4. Vacuum tube; 5. Lifting slide plate; 6. Rodless cylinder; 7. Fixed slide column; 8. Pump body mold cavity; 9. Limit block; 10. Vacuum suction pump; 11. Mold box; 12. Upper mold plate; 13. Radiant heater; 14. Driving slider.

DETAILED DESCRIPTION

The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

Please refer to Figures 1-3. An embodiment of the utility model is provided: a pump body casting device, including a casting mold frame 1, a die-casting machine 3 is installed on the casting mold frame 1, a mold box 11 is installed on the die-casting machine 3, a lower mold plate 2 is arranged on the upper end surface of the mold box 11, a pump body mold cavity 8 is arranged inside the mold box 11, rodless cylinders 6 are installed at both sides of the upper end of the die-casting machine 3, a fixed slide column 7 is arranged on the rodless cylinder 6, a driving slider 14 is installed on the surface of the fixed slide column 7, the fixed slide column 7 is connected to a lifting slide plate 5 through the driving slider 14, an upper mold plate 12 is installed on the lower end surface of the lifting slide plate 5, and a radiation heater 13 is installed inside the upper mold plate 12.

Furthermore, a total of four fixed slide posts 7 are provided, and the four fixed slide posts 7 are fixedly connected to the die-casting machine table 3 via a limiting block 9 .

Furthermore, the upper template 12 slides vertically along the surface of the fixed slide post 7 by driving the slider 14, and the upper template 12 and the lower template 2 are seamlessly fitted and fixed by mold closing.

Furthermore, a hot-melt pump casing plastic fluid structure is provided inside the pump body mold cavity 8 .

Furthermore, the interior of the mold box 11 is sealedly connected to a vacuum suction pump 10 disposed below the die-casting machine table 3 via a vacuum pipe 4 .

Furthermore, the casting mold frame 1 and the die-casting machine table 3 are fixed and integrally formed by welding.

Furthermore, the lower template 2 and the lifting slide plate 5 are fixedly connected by hexagonal screws.

Working principle: When in use, a die-casting machine 3 is installed on the casting mold frame 1, a die-casting machine box 11 is installed on the die-casting machine 3, a lower mold plate 2 is arranged on the upper end surface of the mold box 11, a pump body mold cavity 8 is arranged inside the mold box 11, a thermoplastic pump shell plastic sheet is fixed inside the pump body mold cavity 8, rodless cylinders 6 are installed at both sides of the upper end of the die-casting machine 3, a fixed slide column 7 is arranged on the rodless cylinder 6, a driving slider 14 is installed on the surface of the fixed slide column 7, the fixed slide column 7 is connected to the lifting slide plate 5 through the driving slider 14, an upper mold plate 12 is installed on the lower end surface of the lifting slide plate 5, a radiation heater 13 is installed inside the upper mold plate 12, and the rodless cylinder 6 is used to drive the driving slider 14. The movable slide block 14 drives the lifting slide block 5 to make vertical linear motion along the surface of the fixed slide column 7, so as to conveniently drive the upper mold plate 12 and the lower mold plate 2 to perform mold closing operation. After the upper mold plate 12 and the lower mold plate 2 are closed, the pump casing plastic sheet is heated by the radiation heater 13 to reach the softening temperature. The interior of the mold box 11 is sealed and connected to the vacuum suction pump 10 arranged under the die-casting machine 3 through the vacuum suction pipe 4. The vacuum suction pump 10 is turned on to remove the air between the mold and the sheet through the vacuum suction pipe 4, so that the sheet blank is formed according to the mold contour. After cooling and shaping, the pump casing product is blown out of the mold with compressed air for demoulding, which has the advantages of fast processing speed and high efficiency of plastic pump casing castings.

It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

The standard parts used in this application document can all be purchased from the market, and the specific connection methods of each part are connected by conventional means such as mature bolts, rivets, welding, etc. in the prior art. In addition, the machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, so no specific description is given here.

Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. A pump body casting device, comprising a casting mold frame (1), characterized in that a die-casting machine (3) is installed on the casting mold frame (1), a mold box (11) is installed on the die-casting machine (3), a lower mold plate (2) is arranged on the upper end surface of the mold box (11), a pump body mold cavity (8) is arranged inside the mold box (11), rodless cylinders (6) are installed at both sides of the upper end of the die-casting machine (3), a fixed slide column (7) is arranged on the rodless cylinder (6), a driving slider (14) is installed on the surface of the fixed slide column (7), the fixed slide column (7) is connected to a lifting slide plate (5) through the driving slider (14), an upper mold plate (12) is installed on the lower end surface of the lifting slide plate (5), and a radiation heater (13) is installed inside the upper mold plate (12). 2. A pump body casting device according to claim 1, characterized in that: a total of four fixed slide columns (7) are provided, and the four fixed slide columns (7) are fixedly connected to the die-casting machine (3) through a limiting block (9). 3. A pump body casting device according to claim 1, characterized in that: the upper template (12) slides vertically along the surface of the fixed slide column (7) by driving the slider (14), and the upper template (12) and the lower template (2) are fixed by seamlessly fitting through mold closing. 4. A pump body casting device according to claim 1, characterized in that a hot melt pump shell plastic fluid structure is arranged inside the pump body mold cavity (8). 5. A pump body casting device according to claim 1, characterized in that the interior of the mold box (11) is sealedly connected to a vacuum suction pump (10) arranged below the die-casting machine table (3) through a vacuum pipe (4). 6. A pump body casting device according to claim 1, characterized in that the casting mold frame (1) and the die-casting machine table (3) are fixed and integrally formed by welding. 7. A pump body casting device according to claim 1, characterized in that the lower template (2) and the lifting slide plate (5) are fixedly connected by hexagonal screws.