阅读说明：本技术 一种3d成型曲面镶块模具 (3D forming curved surface insert die ) 是由 吴建勇 魏中凯 于 2020-12-25 设计创作，主要内容包括：本发明提出了一种3D成型曲面镶块模具,包括：凹模和与凹模匹配的凸模,凹模包括主模体、第一镶块和第二镶块,主模体上具有第一装配槽、第二装配槽、以及位于第一装配槽与第二装配槽之间设有主腔体；第一镶块位于第一装配槽,第二镶块位于第二装配槽,第一镶块具有第一曲面腔,第二镶块具有第二曲面腔,第一曲面腔与第二曲面腔分别与主腔体对接并导通以形成型腔。本发明可有效降低模具报废率,同时能有效降低加工难度,保障模具加工精度。(The invention provides a 3D forming curved surface insert die, which comprises: the female die comprises a main die body, a first insert and a second insert, wherein the main die body is provided with a first assembling groove, a second assembling groove and a main cavity positioned between the first assembling groove and the second assembling groove; the first insert is located in the first assembling groove, the second insert is located in the second assembling groove, the first insert is provided with a first curved surface cavity, the second insert is provided with a second curved surface cavity, and the first curved surface cavity and the second curved surface cavity are respectively in butt joint with the main cavity body and are communicated with each other to form a cavity. The invention can effectively reduce the rejection rate of the die, simultaneously can effectively reduce the processing difficulty and ensure the processing precision of the die.)

1. The utility model provides a 3D shaping curved surface mold of inserting which characterized in that includes: the die and terrace die (4) that match with the die, wherein:

the female die comprises a main die body (1), a first insert (2) and a second insert (3), wherein the main die body (1) is provided with a first assembling groove (11), a second assembling groove (12) and a main cavity body arranged between the first assembling groove (11) and the second assembling groove (12), and the bottom surface of the main cavity body is a plane; the first insert (2) is located in a first assembling groove (11), the second insert (3) is located in a second assembling groove (12), the first insert (2) is provided with a first curved surface cavity, the second insert (3) is provided with a second curved surface cavity, the bottom surfaces of the first curved surface cavity and the second curved surface cavity are both curved surfaces, and the first curved surface cavity and the second curved surface cavity are respectively in butt joint with a main cavity body and are communicated to form a cavity.

2. The 3D forming curve insert die according to claim 1, wherein the main cavity is a through opening relative to the side of the first assembly groove (11) and a through opening relative to the side of the second assembly groove (12); the side surface of one side of the first curved surface cavity is a through opening, and the opening of the first curved surface cavity is butted and communicated with the opening at one end of the main cavity; the side of one side of the second curved surface cavity is a through opening, and the opening of the second curved surface cavity is in butt joint with and communicated with the opening at the other end of the main cavity.

3. The 3D forming curve insert die according to claim 1, wherein the first insert (2) is snap-fitted into the first fitting groove (11).

4. The 3D forming curve insert die according to claim 1, wherein the second insert (3) is snap-fitted into the second fitting groove (12).

5. The 3D curved insert die according to any one of claims 1 to 4, wherein the side of the first insert (2) away from the main cavity body is inclined to match the inner side of the first fitting groove (11) away from the main cavity body.

6. The 3D curved insert die according to any one of claims 1 to 4, wherein the side of the second insert (3) away from the main cavity body is inclined to match the inner side of the second fitting groove (12) away from the main cavity body.

7. The 3D curved insert molding machine according to claim 5, wherein the side of the first insert (2) away from the main cavity comprises a vertical surface and an inclined surface below the vertical surface, and the side of the first assembly groove (11) away from the main cavity comprises an upper fitting surface attached to the vertical surface and a lower fitting surface attached to the inclined surface.

8. The 3D curved insert molding machine according to claim 6, wherein the side of the second insert (3) away from the main cavity comprises a vertical surface and an inclined surface below the vertical surface, and the side of the second assembly groove (12) away from the main cavity comprises an upper fitting surface attached to the vertical surface and a lower fitting surface attached to the inclined surface.

Technical Field

The invention relates to the technical field of glass processing, in particular to a 3D forming curved surface insert die.

Background

Because the curved surface is not the product of thickness and needs high pressure operation, and the mould curved surface is the stress point, and wearing and tearing are serious. The existing curved surface unequal-thickness mold is an integral mold and cannot be disassembled and assembled, and when the number of times of glass curved surface extrusion is too large, the mold is directly scrapped, so that the scrappage of the hot bending mold is increased.

Disclosure of Invention

In order to solve the technical problems in the background art, the invention provides a 3D forming curved surface insert die.

The invention provides a 3D forming curved surface insert die, which comprises: the die and the terrace die that matches with the die, wherein:

the female die comprises a main die body, a first insert and a second insert, wherein the main die body is provided with a first assembling groove and a second assembling groove, a main cavity is arranged between the first assembling groove and the second assembling groove, and the bottom surface of the main cavity is a plane; the first insert is located in the first assembling groove, the second insert is located in the second assembling groove, the first insert is provided with a first curved surface cavity, the second insert is provided with a second curved surface cavity, the bottom surfaces of the first curved surface cavity and the second curved surface cavity are both curved surfaces, and the first curved surface cavity and the second curved surface cavity are respectively in butt joint with the main cavity and are communicated with each other to form a cavity.

Preferably, the main cavity is a through opening relative to the side surface of the first assembling groove and a through opening relative to the side surface of the second assembling groove; the side surface of one side of the first curved surface cavity is a through opening, and the opening of the first curved surface cavity is butted and communicated with the opening at one end of the main cavity; the side of one side of the second curved surface cavity is a through opening, and the opening of the second curved surface cavity is in butt joint with and communicated with the opening at the other end of the main cavity.

Preferably, the first insert is snap-fitted into the first fitting groove.

Preferably, the second insert is snap-fitted into the second fitting groove.

Preferably, the side surface of the first insert block, which is far away from the main cavity, is matched with the inner side surface inclined surface of the first assembling groove, which is far away from the main cavity.

Preferably, the side surface of the second insert block, which is far away from the main cavity, is matched with the inner side surface inclined surface of the second assembling groove, which is far away from the main cavity.

Preferably, the side surface of the first insert block, which is far away from the main cavity, comprises a vertical surface and an inclined surface which is positioned below the vertical surface, and the side surface of the first assembling groove, which is far away from one side of the main cavity, comprises an upper matching surface which is attached to the vertical surface and a lower matching surface which is attached to the inclined surface.

Preferably, the side surface of the second insert block away from the main cavity comprises a vertical surface and an inclined surface below the vertical surface, and the side surface of the second assembling groove away from one side of the main cavity comprises an upper matching surface attached to the vertical surface and a lower matching surface attached to the inclined surface.

According to the invention, the female die is arranged into a detachable combined structure, the main cavity part with uniform stress in the cavity is arranged on the main die body, and the curved surface parts with large stress are respectively arranged on the first insert and the second insert which can be separated from the main die body, so that only the curved surface inserts need to be replaced after the curved surface parts of the die are abraded due to high pressure, and the rejection rate of the die is reduced; in the processing process of the die, local die polishing can be independently carried out, so that the processing difficulty can be effectively reduced, and the processing precision of the die can be guaranteed.

Drawings

Fig. 1 is an exploded view of a 3D curved surface insert mold according to the present invention.

Fig. 2 is a front view of a 3D curved surface insert die according to the present invention in an exploded state.

Fig. 3 is an isometric view of a 3D forming curved surface insert die provided by the present invention in a disassembled state.

Detailed Description

Referring to fig. 1 to 3, the invention provides a 3D forming curved surface insert mold, which includes: the die and the terrace die 4 that matches with the die, wherein:

the female die comprises a main die body 1, a first insert 2 and a second insert 3, wherein the main die body 1 is provided with a first assembling groove 11, a second assembling groove 12 and a main cavity body arranged between the first assembling groove 11 and the second assembling groove 12, and the bottom surface of the main cavity body is a plane; the first insert 2 is located the first mounting groove 11, and the second insert 3 is located the second mounting groove 12, and the first insert 2 has first curved surface chamber, and the second insert 3 has the second curved surface chamber, and the bottom surface in first curved surface chamber and second curved surface chamber is the curved surface, and first curved surface chamber and second curved surface chamber dock with the main cavity body respectively and switch on in order to form the die cavity, specifically do: the main cavity is a through opening relative to the side surface of the first assembling groove 11 and a through opening relative to the side surface of the second assembling groove 12; the side surface of one side of the first curved surface cavity is a through opening, and the opening of the first curved surface cavity is butted and communicated with the opening at one end of the main cavity; the side of one side of the second curved surface cavity is a through opening, and the opening of the second curved surface cavity is in butt joint with and communicated with the opening at the other end of the main cavity. In the use process, when the first insert 2 and the second insert 3 are worn to influence the product forming effect, the whole female die does not need to be scrapped, and only correspondingly worn parts need to be replaced.

According to the invention, the female die is arranged into a detachable combined structure, the main cavity part with uniform stress in the cavity is arranged on the main die body 1, and the curved surface part with large stress is respectively arranged on the first insert 2 and the second insert 3 which can be separated from the main die body 1, so that only the curved surface insert needs to be replaced after the curved surface part of the die is abraded due to high pressure, and the rejection rate of the die is reduced; in the processing process of the die, local die polishing can be independently carried out, so that the processing difficulty can be effectively reduced, and the processing precision of the die can be guaranteed.

In addition, in the embodiment, the first insert 2 is clamped in the first assembling groove 11, and the second insert 3 is clamped in the second assembling groove 12, so that the disassembly and the replacement are convenient.

In this embodiment, the side surface of the first insert 2 away from the main cavity is matched with the inner side surface inclined surface of the first assembling groove 11 away from the main cavity. The side face of the second insert 3 away from one side of the main cavity is matched with the inclined plane of the inner side face of the second assembling groove 12 away from one side of the main cavity, specifically: the side surface, away from the main cavity, of the first insert 2 comprises a vertical surface and an inclined surface positioned below the vertical surface, and the side surface, away from the main cavity, of the first assembling groove 11 comprises an upper matching surface attached to the vertical surface and a lower matching surface attached to the inclined surface; the side of the second insert 3 away from the main cavity comprises a vertical surface and an inclined surface below the vertical surface, and the side of the second assembling groove 12 away from one side of the main cavity comprises an upper matching surface attached to the vertical surface and a lower matching surface attached to the inclined surface. The arrangement of the structure can effectively guarantee the matching precision and ensure that the first insert 2 and the second insert 3 keep good strength.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.