CN215319430U - Casting mold for washing machine balancing weight - Google Patents

Abstract

The utility model discloses a casting die of a washing machine balancing weight, which comprises a die body, wherein the die body comprises two half dies which are matched with each other, two die cavities are arranged in each half die, two filling ports which are correspondingly communicated with the two die cavities in each half die are arranged on the top surface of each half die, a connecting column and a connecting sleeve which are transversely arranged are fixedly connected on the bottom surface of each die cavity, the corresponding connecting column is inserted with the connecting sleeve, and the two half dies are fixed together; the two sides of each half mould are provided with concave cavities, air bags are arranged in the two concave cavities which are mutually closed, and the air bags are connected with air charging and discharging interfaces led out of the mould body. The utility model can improve the working efficiency of casting operation, and can conveniently and quickly realize die sinking without manually knocking the die from the outside, thereby not only effectively reducing the workload, but also not damaging the die and/or the balancing weight, prolonging the service life of the die and ensuring the integrity of the balancing weight.

Description

Casting mold for washing machine balancing weight

Technical Field

The utility model relates to the technical field of production and processing equipment of washing machine balancing weights, in particular to a casting mold of a washing machine balancing weight.

Background

The washing machine is usually provided with a balancing weight inside, which aims to make the washing machine have a certain weight to reduce the vibration and shake of the washing machine in the working process and ensure the stability and balance of the washing machine.

At present, the balancing weight is generally prepared by mixing materials such as cement, iron ore, gravel, sand, water and the like according to a certain proportion to prepare slurry, and then carrying out the process steps such as pressing/casting/plastic coating, curing, maintaining and the like. Where casting is often one of the important process steps, it is often necessary to use a casting mold.

And during casting, filling the prepared slurry into the die cavity in the casting die through a filling port on the top surface of the casting die, standing for 24-36 hours after the die cavity is filled with the slurry, and then opening the die to take out the solidified and molded balancing weight. In the actual working process, the slurry is filled into the internal cavity of the next casting mold after the internal cavity of the previous casting mold is filled with the slurry, so that the working efficiency is very low. In addition, when the die sinking, often need the handheld wooden hammer of operation workman or rubber hammer to strike the mould from the outside, just can open the mould, take out the balancing weight, not only work load is big, and at the in-process that artifical was strikeed moreover, because of misoperation or improper etc. fragile mould and/or inside balancing weight have reduced the life of mould for the balancing weight takes place the damage, produces even and scrap.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects and shortcomings of the prior art, and provides a casting mold of a washing machine balancing weight, which can improve the working efficiency of casting operation, can conveniently and quickly realize mold opening without manually knocking the mold from the outside, reduces the workload, does not damage the mold and/or the balancing weight, prolongs the service life of the mold, and ensures the integrity of the balancing weight.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a water system mould of washing machine balancing weight, including the mould body, its characterized in that: the mould body comprises two half moulds which are matched with each other, two mould cavities are arranged in each half mould, two filling ports which are correspondingly communicated with the two mould cavities in each half mould are arranged on the top surface of each half mould, a connecting column and a connecting sleeve which are transversely arranged are fixedly connected on the bottom surface of each mould cavity, the corresponding connecting column is inserted with the connecting sleeve, and the two half moulds are fixed together; the two sides of each half mould are provided with concave cavities, air bags are arranged in the two oppositely-closed concave cavities, and the air bags are connected with air charging and discharging interfaces led out of the mould body.

Furthermore, an annular slope surface for guiding slurry is arranged on the top surface of each half die around each filling opening.

Furthermore, the middle part of each half mould is provided with a through hole which penetrates through the half mould from front to back.

Furthermore, a plurality of the die bodies are arranged in parallel and fixed together through connecting pieces.

Furthermore, the connecting piece comprises a screw rod, the screw rod sequentially penetrates through a plurality of through holes in the middle of each half mold in the mold body from front to back and extends out, locking nuts are screwed on the screw rod on the outer sides of the foremost side mold body and the rearmost side mold body, and the mold bodies are fixed together.

Furthermore, the volume of the air bag after being filled with air is larger than the volume of the two opposite cavities.

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

1. the utility model sets two die cavities in each half die, sets two filling ports which are correspondingly communicated with the two die cavities on the top surface of each half die, so that each die body can be cast to form two balancing weights at one time; in addition, a plurality of die bodies can be used together in parallel, and the working efficiency of casting operation is greatly improved.

2. The bottom surface of each die cavity is fixedly connected with a connecting column and a connecting sleeve which are transversely arranged, and the corresponding connecting column is spliced with the connecting sleeve, so that two half dies can be fixed together, and the mounting hole of the balancing weight can be formed while the balancing weight is cast and formed.

3. According to the utility model, the concave cavities are arranged on two sides of each half die, the air bags are arranged in the two opposite concave cavities, and the volume of the air bags after being filled with air is larger than that of the two opposite concave cavities, so that the two opposite half dies can be expanded, the die opening can be conveniently and quickly realized without manually knocking the die from the outside, the workload is effectively reduced, the die and/or the balancing weight can not be damaged, the service life of the die is prolonged, and the integrity of the balancing weight is ensured.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is an enlarged schematic view of the structure of part B in fig. 1.

Fig. 4 is a schematic view of the structure of a single mold half of the present invention.

Fig. 5 is an enlarged view of the structure of the portion C in fig. 4.

FIG. 6 is a schematic view of the structure of the present invention with several mold bodies assembled together.

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. 1-6, a casting mold for a washing machine counterweight block comprises a mold body 1, wherein the mold body 1 comprises two half molds 101 which are matched with each other, two mold cavities 2 are arranged inside each half mold, two filling ports 3 which are correspondingly communicated with the two mold cavities 2 inside each half mold are arranged on the top surface of each half mold, a connecting column 4 and a connecting sleeve 5 which are transversely arranged are fixedly connected on the bottom surface of each mold cavity, the corresponding connecting column 4 is inserted into the connecting sleeve 5, and the two half molds 101 are fixed together; the two sides of each half mould are provided with a concave cavity 6, the two concave cavities which are mutually closed are internally provided with air bags 7, and the air bags 7 are connected with air charging and discharging interfaces 8 which are led out of the mould body 1.

In the present invention, an annular slope surface 9 for guiding slurry is provided on the top surface of each mold half around each filling opening. Thereby, a fast and efficient flow of slurry into each of the filling openings is facilitated.

In the present invention, the middle of each half mold is provided with a through hole 10 penetrating through the inside thereof from front to back.

In the utility model, a plurality of die bodies 1 are arranged in parallel and fixed together through connecting pieces.

In the utility model, the connecting piece comprises a screw rod 11, the screw rod 11 sequentially penetrates through a through hole 10 in the middle of each half mould in the plurality of mould bodies 1 from front to back and extends out, and locking nuts 12 are screwed on the screw rod 11 at the outer sides of the foremost side mould body and the rearmost side mould body, so that the plurality of mould bodies are fixed together.

In the utility model, the volume of the air bag 7 after being filled with air is larger than the volume of the two opposite cavities. This allows the two halves 101 to be opened and closed.

The utility model is further described below with reference to the accompanying drawings:

the casting operation is implemented, namely before slurry is filled, a plurality of die bodies 1 are arranged in parallel, at the moment, corresponding connecting columns 4 are inserted into connecting sleeves 5, two half dies 101 are fixed together to realize die assembly, then screw rods 11 penetrate through the die bodies, locking nuts 12 are installed and screwed, and the die bodies 1 can be fixed together for use.

When pouring operation is carried out, namely slurry is filled, the slurry flows into the two inner die cavities 2 through the two filling ports 3 on the top surface of each die body 1 respectively until all the die cavities are filled.

After standing for 24-36 hours, firstly unscrewing and dismounting the locking nut 12, drawing out the screw 11, then filling air into the air bag 7 through the air filling and discharging interface 8, gradually expanding the air bag 7 until the air bag is filled with the air, and because the volume of the air bag 7 after being filled with the air is larger than that of the two opposite cavities, the two opposite half moulds 101 are expanded, at the moment, opening the mould can be conveniently and quickly realized by appropriately pulling the two half moulds 101, and then the solidified and formed balancing weight is taken out.

The air in the air bag 7 can be discharged to be used for the next pouring operation of the weight block.

Although the present description is described in terms of embodiments, not every embodiment includes only a single embodiment, and such description is for clarity only, and those skilled in the art should be able to integrate the description as a whole, and the embodiments can be appropriately combined to form other embodiments as will be understood by those skilled in the art.

Therefore, the above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims (6)

1. The utility model provides a water system mould of washing machine balancing weight, including the mould body, its characterized in that: the mould body comprises two half moulds which are matched with each other, two mould cavities are arranged in each half mould, two filling ports which are correspondingly communicated with the two mould cavities in each half mould are arranged on the top surface of each half mould, a connecting column and a connecting sleeve which are transversely arranged are fixedly connected on the bottom surface of each mould cavity, the corresponding connecting column is inserted with the connecting sleeve, and the two half moulds are fixed together; the two sides of each half mould are provided with concave cavities, air bags are arranged in the two oppositely-closed concave cavities, and the air bags are connected with air charging and discharging interfaces led out of the mould body.

2. The casting mold of the washing machine counterweight block according to claim 1, wherein: an annular slope surface for guiding slurry is arranged on the top surface of each half mold around each filling opening.

3. The casting mold of the washing machine counterweight block according to claim 1, wherein: the middle part of each half mould is provided with a through hole which penetrates through the half mould from front to back.

4. The casting mold of the washing machine counterweight block according to claim 1, wherein: the plurality of die bodies are arranged in parallel and fixed together through connecting pieces.

5. The casting mold of the washing machine counterweight block according to claim 4, wherein: the connecting piece include the screw rod, the screw rod pass a plurality of in proper order from the front back through-hole at every half mould middle part in the mould body to extend, just all screwed joint lock nut in the outside that is located foremost side mould body and is located last side mould body on the screw rod, fix a plurality of the mould body together.

6. The casting mold of the washing machine counterweight block according to claim 1, wherein: the volume of the air bag after being filled with air is larger than the volume of the two opposite concave cavities.

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