阅读说明：本技术 铸芯浸涂装置 (Casting core dip-coating device ) 是由 岳江峰 吕少峰 于海军 张文军 金时兴 于 2020-07-31 设计创作，主要内容包括：本发明公开了一种铸芯浸涂装置,包括支撑机构、浸涂池和原料桶,所述原料桶和所述浸涂池中均设置有涂料,且所述原料桶中的涂料能够输送至所述浸涂池中；所述支撑机构的底部设置于所述浸涂池中,多个铸芯能够设置于所述支撑机构的上端,且所述支撑机构能够带动所述铸芯浸没于所述浸涂池中的涂料中,并能够在浸涂后所述支撑机构能够带动所述铸芯从所述浸涂池中的涂料中露出；还包括环绕所述浸涂池的底部设置的回流槽且所述回流槽的底部与所述原料桶的相连通。该铸芯浸涂装置不需要人工转动铸芯即能将涂料涂均匀,节省人力,还能够提高生产效率,而且浸涂的过程更加可控,能够提高铸型表面涂料的涂刷质量。(The invention discloses a casting core dip-coating device which comprises a supporting mechanism, a dip-coating pool and a raw material barrel, wherein the raw material barrel and the raw material barrel are both provided with coating, and the coating in the raw material barrel can be conveyed into the dip-coating pool; the bottom of the supporting mechanism is arranged in the dip-coating pool, the multiple casting cores can be arranged at the upper end of the supporting mechanism, the supporting mechanism can drive the casting cores to be immersed in the coating in the dip-coating pool, and the supporting mechanism can drive the casting cores to be exposed out of the coating in the dip-coating pool after dip-coating; the dip-coating device is characterized by further comprising a backflow groove surrounding the bottom of the dip-coating pool, and the bottom of the backflow groove is communicated with the raw material barrel. This cast core dip-coating device need not artifical the rotation cast core can scribble paint evenly, uses manpower sparingly, can also improve production efficiency, and the process of dip-coating is more controllable moreover, can improve the quality of applying paint with a brush of casting mould surface coating.)

1. The casting core dip-coating device is characterized by comprising a supporting mechanism, a dip-coating pool (6) and a raw material barrel (11), wherein the raw material barrel (11) and the dip-coating pool (6) are both provided with coating (7), and the coating (7) in the raw material barrel (11) can be conveyed into the dip-coating pool (6);

the bottom of the supporting mechanism is arranged in the dip-coating pool (6), the multiple casting cores (1) can be arranged at the upper end of the supporting mechanism, the supporting mechanism can drive the casting cores (1) to be immersed in the coating (7) in the dip-coating pool (6), and the supporting mechanism can drive the casting cores (1) to be exposed out of the coating (7) in the dip-coating pool (6) after dip-coating;

the dip-coating device is characterized by further comprising a backflow groove (13) which is arranged around the bottom of the dip-coating pool (6), and the bottom of the backflow groove (13) is communicated with the raw material barrel (11).

2. The casting core dip-coating device according to claim 1, wherein the supporting mechanism comprises a tray (2), a column (4) and a spring (5), the lower end of the spring (5) is sleeved on the column (4), and the other end of the spring is connected with the bottom of the tray (2).

3. The apparatus for dip coating a casting core according to claim 2, characterized in that the length of the upright (4) is adjustable.

4. The apparatus for dip coating a casting core according to claim 3, wherein the column (4) comprises a multi-segment sleeve.

5. Casting core dip coating apparatus according to claim 1, further comprising a seal (3) fitted to the casting core (1) to seal the bore of the casting core (1).

6. Casting core dip-coating apparatus according to any of claims 1 to 5, further comprising a paint pump (9), said paint pump (9) being capable of delivering paint (7) in the raw material tank (11) to the dip-coating bath (6) through a delivery pipe (8).

7. Casting core dip coating apparatus according to any of claims 1 to 5, characterized in that the bottom of the return tank (13) is in communication with the source vat (11) via a return pipe (12).

8. The apparatus for dip coating cores according to any one of claims 1 to 5, wherein the liquid level of the coating material (7) in the return tank (13) is higher than the liquid level of the coating material (7) in the raw material bucket (11).

9. The apparatus according to claim 1, wherein the supporting mechanism comprises a driving mechanism, and the driving mechanism is capable of driving the supporting mechanism to reciprocate to immerse the casting core (1) in the coating (7) in the dip-coating tank (6) and expose the casting core from the coating (7) in the dip-coating tank (6).

10. A casting core dip-coating apparatus according to claim 9, further comprising a conveying mechanism, said conveying mechanism comprising at least a carrying plate capable of carrying a plurality of said casting cores (1), a plurality of said casting cores (1) being disposed on said carrying plate, said conveying mechanism being capable of disposing a carrying plate provided with a plurality of said casting cores (1) on top of said supporting mechanism.

Technical Field

The invention relates to the field of casting, in particular to a casting core dip-coating device.

Background

During the production process of the casting, the core making operation is particularly critical, and the casting core relates to the surface smoothness and the dimensional stability of the casting, which are very critical to the quality of the casting. For this reason, the working surface of the sand core needs to be surface-treated with a paint. At present, the hot die adopts a manual handheld spray gun to spray the sand core, the sand core needs to be pushed by a human hand to rotate, potential safety hazards exist, and the manual operation quality is difficult to guarantee.

Because many casting cores such as sand cores need to be dipped on the surface of the sand core according to the requirements of the casting process, the prior dip-coating process is to manually place the sand core into a coating barrel, the dip-coating area is difficult to control, labor and force are wasted, the quality is difficult to ensure, and the production efficiency is low. In addition, the dip-coating of the single sand core is adopted at the present stage, so the dip-coating efficiency is low.

Therefore, if the casting core dip-coating device is provided to improve the convenience of casting core dip-coating, save labor cost and improve the coating quality of casting core coating, the casting core dip-coating device has great economic and practical values.

Disclosure of Invention

The invention aims to provide a casting core dip-coating device, which can uniformly coat a coating without manually rotating a casting core in the coating process, saves labor, can improve the production efficiency, has more controllable dip-coating process and can improve the coating quality of the coating on the surface of a casting mold.

In order to achieve the purpose, the invention provides a casting core dip-coating device which comprises a supporting mechanism, a dip-coating pool and a raw material barrel, wherein the raw material barrel and the raw material barrel are both provided with coating, and the coating in the raw material barrel can be conveyed into the dip-coating pool; the bottom of the supporting mechanism is arranged in the dip-coating pool, the multiple casting cores can be arranged at the upper end of the supporting mechanism, the supporting mechanism can drive the casting cores to be immersed in the coating in the dip-coating pool, and the supporting mechanism can drive the casting cores to be exposed out of the coating in the dip-coating pool after dip-coating; the dip-coating device is characterized by further comprising a backflow groove surrounding the bottom of the dip-coating pool, and the bottom of the backflow groove is communicated with the raw material barrel.

Preferably, the supporting mechanism comprises a tray, a column and a spring, the lower end of the spring is sleeved on the column, and the other end of the spring is connected with the bottom of the tray.

Preferably, the length of the upright post is adjustable.

Preferably, the post comprises a multi-section sleeve.

Preferably, the casting device further comprises a sealing member matched with the casting core so as to seal the hole of the casting core.

Preferably, the coating machine further comprises a coating pump, wherein the coating pump can convey the coating in the raw material barrel to the dip coating pool through a conveying pipe.

Preferably, the bottom of the reflux groove is communicated with the raw material barrel through a reflux pipe.

Preferably, the liquid level of the coating in the reflux groove is higher than the liquid level of the coating in the raw material barrel.

Preferably, the supporting mechanism comprises a driving mechanism, and the driving mechanism can drive the casting core to be immersed in the coating in the dip coating pool in a reciprocating manner and then exposed from the coating in the dip coating pool.

Preferably, the conveying mechanism at least comprises a bearing plate capable of bearing a plurality of casting cores, the plurality of casting cores are arranged on the bearing plate, and the conveying mechanism can arrange the bearing plate provided with the plurality of casting cores on the top of the supporting mechanism.

In the technical scheme, the casting core dip-coating device comprises a supporting mechanism, a dip-coating pool and a raw material barrel, wherein the raw material barrel and the raw material barrel are both provided with coating, and the coating in the raw material barrel can be conveyed into the dip-coating pool; the bottom of the supporting mechanism is arranged in the dip-coating pool, the multiple casting cores can be arranged at the upper end of the supporting mechanism, the supporting mechanism can drive the casting cores to be immersed in the coating in the dip-coating pool, and the supporting mechanism can drive the casting cores to be exposed out of the coating in the dip-coating pool after dip-coating; the dip-coating device is characterized by further comprising a backflow groove surrounding the bottom of the dip-coating pool, and the bottom of the backflow groove is communicated with the raw material barrel. When the device works, a casting core is moved to the upper end of a supporting mechanism, the supporting mechanism drives the casting core to be immersed in the coating in the dip-coating pool, and the supporting mechanism drives the casting core to be exposed out of the coating in the dip-coating pool; in the process, the coating overflowing from the dip coating flows into a backflow groove arranged around the bottom of the dip coating pool, and the coating in the backflow groove can also flow into a raw material barrel through the backflow groove. Therefore, in the dip-coating process, the casting cores do not need to be manually rotated, the dip-coating time is controllable, a plurality of casting cores can be dip-coated at one time, the labor can be saved, and the coating quality of the coating of the casting cores can be improved.

Additional features and advantages of the invention will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic diagram of the construction of a core dip coating apparatus.

Description of the reference numerals

1 casting core 2 tray

3 sealing element 4 column

5 spring 6 dip-coating pool

7 coating 8 conveying pipe

9 paint pump

11 raw material barrel 12 return pipe

13 reflux tank

Detailed Description

The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

In the present invention, unless otherwise specified, the terms "upper, lower, top, bottom, far, near, side," and the like included in the terms simply represent the orientation of the terms in a conventional use state or are colloquially known by those skilled in the art, and should not be construed as limiting the terms.

As shown in fig. 1, the present invention provides a core dip-coating apparatus, which includes a supporting mechanism, a dip-coating tank 6 and a raw material barrel 11, wherein the raw material barrel 11 and the dip-coating tank 6 are both provided with a coating 7, and the coating 7 in the raw material barrel 11 can be conveyed into the dip-coating tank 6; the bottom of the supporting mechanism is arranged in the dip-coating pool 6, the multiple casting cores 1 can be arranged at the upper end of the supporting mechanism, the supporting mechanism can drive the casting cores 1 to be immersed in the coating 7 in the dip-coating pool 6, and the supporting mechanism can drive the casting cores 1 to be exposed from the coating 7 in the dip-coating pool 6 after dip-coating; the device also comprises a reflux groove 13 which is arranged around the bottom of the dip coating pool 6, and the bottom of the reflux groove 13 is communicated with the raw material barrel 11. During work, the casting core 1 is moved to the upper end of a supporting mechanism, the supporting mechanism drives the casting core 1 to be immersed in the coating 7 in the dip-coating pool 6, and the supporting mechanism drives the casting core 1 to be exposed out of the coating 7 in the dip-coating pool 6; in this process, the coating material overflowing by dip coating flows into the return tank 13 provided around the bottom of the dip coating bath 6, and the coating material in the return tank 13 can also flow into the raw material tank 11 by passing. Therefore, in the dip-coating process, the casting cores 1 do not need to be manually rotated, the dip-coating time is controllable, a plurality of casting cores 1 can be dip-coated at one time, manpower can be saved, and the coating quality of the coating of the casting cores 1 can be improved.

In the invention, the casting core can be a sand core or a metal core, and the device can be used as long as the casting core is required to be coated with paint.

In a preferred embodiment of the present invention, the supporting mechanism includes a tray 2, a column 4 and a spring 5, wherein the lower end of the spring 5 is sleeved on the column 4, and the other end is connected with the bottom of the tray 2. Thus, under the condition of external force pressing, the tray 2 can drive the casting core 1 to move downwards until the casting core is immersed in the coating 7 of the dip-coating pool 6, and after the dip-coating is finished, the external force is eliminated, so that the casting core 1 can be reset under the action of the spring 5, and the casting core 1 is exposed from the coating 7. The device is convenient and quick, and the manufacturing cost of the device is reduced. Preferably, the bearing force of the spring 5 is greater than the total pressure above the spring 5 after dip coating.

Preferably, still including bearing the dish, the top of bearing the dish is provided with a plurality of lugs, cast core 1 set up in the lug, when using, will bear the dish and place on tray 2, after the dip-coating is accomplished, will bear the dish and transport along with cast core 1 to the drip of coating prevents the piling up of coating in the bottom, further improves the quality of foundry goods. Preferably, a plurality of holes are arranged above the bearing plate, and the surface of the bearing plate is inclined from the middle to the periphery so as to be convenient for paint to be left. Still more preferably, the carrier tray may be disposed above the reflow tank 13 to further recover the dropped paint, thereby reducing waste.

In a preferred embodiment of the invention, the length of the upright 4 is adjustable. Therefore, the supporting mechanism is more stable, the situation that the casting core 1 slides or slips due to deflection is prevented, and the production efficiency is further improved. Preferably, the post 4 comprises a multi-segmented sleeve.

In a preferred embodiment of the invention, a sealing element 3 is provided, which is adapted to the core 1, to seal the cavity of the core 1. Thus, the waste of the coating material caused by the coating material entering the casting core 1 portion during dip coating can be reduced.

In a preferred embodiment of the present invention, a paint pump 9 is further included, and the paint pump 9 can transfer the paint 7 in the raw material tank 11 to the dip coating tank 6 through a transfer pipe 8. In this way, after dip coating, the amount of the coating in the dip coating tank is reduced, and the coating pump 9 is combined with the conveying pipe 8 to convey the coating in the raw material barrel 11 to the dip coating tank 6, so that the coating in the dip coating tank 6 is effectively replenished, the operation efficiency is further improved, and the coating is recycled.

In a preferred embodiment of the present invention, the bottom of the return tank 13 is connected to the raw material tank 11 through a return pipe 12.

In a preferred embodiment of the present invention, the liquid level of the paint 7 in the return tank 13 is higher than the liquid level of the paint 7 in the raw material tank 11. Thus, the coating in the backflow groove 13 can automatically flow into the raw material barrel 11 under the action of gravity, the operation efficiency is improved, and the waste caused by the overflow of the coating can be reduced.

In a preferred embodiment of the present invention, the supporting mechanism includes a driving mechanism, and the driving mechanism is capable of enabling the supporting mechanism to reciprocate to drive the casting core 1 to be immersed in the coating 7 in the dipping tank 6 and then to be exposed from the coating 7 in the dipping tank 6. This can further improve the efficiency of the work. Further preferably, the driving mechanism is connected with a PC, so that the consistency of the dip coating time can be realized through the PC, the precision of the operation is further improved, and the dip coating quality is improved.

In a preferred embodiment of the present invention, the present invention further comprises a conveying mechanism, the conveying mechanism at least comprises a carrying plate capable of carrying a plurality of casting cores 1, the plurality of casting cores 1 are disposed on the carrying plate, and the conveying mechanism is capable of disposing the carrying plate provided with the plurality of casting cores 1 on the top of the supporting mechanism. Therefore, the labor cost of carrying is further saved, and the operation efficiency is improved.

Furthermore, the conveying mechanism can be connected with a PC, and the automatic and intelligent operation of the core casting and dip coating process is realized by combining numerical control and intelligent technology.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.

It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.

In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.