CN217452080U - Quick demoulding mould is used in machine part processing - Google Patents

Abstract

The utility model discloses a rapid demoulding mold for machining mechanical parts, which relates to the technical field of die-casting molds. The above-mentioned quick demoulding mold for machining mechanical parts includes a mold body, an ejector mechanism, a fixed structure, four blocking structures, and an air cooling structure. The mold body includes a fixed mold and a movable mold movably arranged on the fixed mold. The fixed structure includes four T-shaped installation posts and a support plate fixedly installed between the bottom ends of the four T-shaped installation posts. Each blocking structure includes a plurality of radiating horn grooves, a plurality of blocking columns, a plurality of blocking circular platforms, a push plate and a hydraulic rod. The utility model can flexibly change the on-off of the communication outside the molding cavity of the mold body, thereby improving the reliability of Under the outer contact area of the cooling molding machine parts, the cold air can speed up the flow of the heat source carrying the cooling molding machine parts, so as to reduce the cooling time of the cooling molding machine parts and improve the production efficiency of the cooling molding machine parts.

Description

A kind of rapid demoulding mold for machining machinery parts

technical field

The utility model relates to the technical field of die-casting moulds, in particular to a quick-release mould for machining mechanical parts.

Background technique

Molds are various tools used in industrial production to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and other methods. Simply put, a mold is a tool used to make a shaped item. Die-casting molds are often used in the processing of mechanical parts. Die-casting refers to the casting method of filling the mold cavity with metal liquid under high pressure and high speed, and cooling and forming under high pressure. It is the most widely used and developed casting method in the casting process. One of the fastest metal hot forming process methods.

At present, after the mechanical parts are die-casted through the mold (moving mold and fixed mold), the ejector needle is often used to realize the ejection of the mechanical die-casting parts. In order to prevent the mechanical die-casting parts from being ejected and deformed, it is often necessary to wait for the mechanical die-casting parts. It can be ejected and demolded, because the natural cooling process consumes too much time, which seriously affects the production efficiency of mechanical die-casting parts.

In order to solve the above problems, we have made improvements and proposed a rapid release mold for machining mechanical parts.

Utility model content

In order to solve the above-mentioned technical problems, the utility model provides the following technical solutions:

The utility model provides a rapid demoulding mold for machining mechanical parts, which comprises a mold body and an ejector mechanism for demoulding the mold body, wherein the mold body comprises a fixed mold and a movable mold arranged on the fixed mold. moving mold;

The mold also includes:

a fixing structure, which is fixedly installed on the bottom of the fixed mold; the fixing structure includes four T-shaped mounting posts and a pallet fixedly installed between the bottom ends of the four T-shaped mounting posts;

Four blocking structures, which are equidistantly arranged at the side positions around the fixed mold; The blocking column in the heat dissipation horn groove, the blocking circular platform fixedly installed at one end of each blocking column facing away from the fixed die, the push plate fixedly installed between the plurality of the blocking circular platforms, and the a hydraulic rod on the side of the push plate facing away from the stationary mold; and

The air-cooling structure is arranged at the position just below the mold body for blowing cold air.

As a preferred technical solution of the present invention, the ejector mechanism includes an ejector cylinder, an ejector plate fixedly installed on the top output end of the ejector cylinder, and a plurality of ejector pins fixedly installed on the upper surface of the ejector plate ; A plurality of ejector pins arranged on the ejector plate are movable through the lower surface of the fixed mold.

As a preferred technical solution of the present invention, the ejector cylinder is fixedly installed on the upper surface of the support plate.

As a preferred technical solution of the present invention, a sprue sleeve is fixedly penetrated through the upper surface of the movable mold.

As a preferred technical solution of the present invention, a positioning column is fixedly installed around the lower edge of the movable mold, and a positioning groove adapted to the positioning column is opened on the upper edge of the fixed mold. It is movably plugged with the positioning slot.

As a preferred technical solution of the present invention, the size of the blocking column and the blocking circular trough are all matched with the size of the heat dissipation horn slot, and both the blocking column and the blocking circular trough are movable. The heat dissipation horn groove is tightly fitted in the heat dissipation horn groove; the heat dissipation horn groove is communicated with the forming cavity of the fixed mold.

As a preferred technical solution of the present invention, the air-cooling structure includes a cooling fan and a diffuser fixedly erected at the position of the air inlet of the cooling fan; at the upper position.

The beneficial effect of the utility model is: by flexibly changing the on-off of the external communication of the molding cavity of the mold body, under the reliable increase of the external contact area of the molding machine parts to be cooled, the cold air can speed up the flow of the heat source carrying the molding machine parts to be cooled, so as to reduce the The cooling time of the to-be-cooled forming machine parts is sufficient to improve the production efficiency of the to-be-cooled forming machine parts.

In the utility model, through the cooperation of the blocking structure and the air-cooling structure, the blocking structure can effectively increase the heat dissipation area of the molding machine parts to be cooled in the mold body. The air-cooling structure with the upward blowing set directly under the mold body, the cold air can speed up the flow of the heat source carrying the molding machine parts to be cooled, so the cooling efficiency of the molding machine parts to be cooled is effectively improved.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the attached image:

Fig. 1 is the structural representation of a kind of quick demoulding mold for machining of mechanical parts of the present utility model;

Fig. 2 is the open view of a top material cylinder in Fig. 1 of the present utility model;

Fig. 3 is the plane perspective view of the fixed mold in Fig. 2 of the present utility model;

Fig. 4 is an enlarged view of part A in Fig. 2 of the present utility model;

Fig. 5 is the mold opening diagram of the mold body in Fig. 2 of the present utility model;

FIG. 6 is a schematic structural diagram of the plugging column in FIG. 5 of the present invention.

In the figure: 1. Mold body; 11. Fixed mold; 12. Moving mold; 2. Ejector mechanism; 21. Ejector cylinder; 22. Ejector plate; 23. Thimble; 3. Fixed structure; 31. T-shaped installation Column; 32. Supporting plate; 4. Blocking structure; 41. Cooling horn slot; 42. Blocking column; 43. Blocking round table; 44. Push plate; 45. Hydraulic rod; 5. Air-cooled structure; 51. Cold air machine; 52, diffuser; 6, gate sleeve; 7, positioning column; 71, positioning groove.

Detailed ways

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present utility model, but not to limit the present utility model.

This embodiment

As shown in Figures 1-6, the present embodiment discloses a rapid demoulding mold for machining mechanical parts, including a mold body 1 and a ejector mechanism 2 for demoulding the mold body 1;

The above-mentioned quick-release mold for machining mechanical parts further includes a fixing structure 3 , four blocking structures 4 and an air-cooling structure 5 .

As shown in Figures 1-4, the mold body 1 includes a fixed mold 11 and a movable mold 12 movably arranged on the fixed mold 11;

The upper surface of the movable mold 12 is fixedly penetrated with the gate sleeve 6;

A positioning column 7 is fixedly installed around the lower edge of the movable mold 12, and a positioning groove 71 that is adapted to the positioning column 7 is opened on the upper edge of the fixed mold 11. The positioning column 7 is movably inserted into the positioning groove 71; Under the insertion and cooperation of the grooves 71 , the stability of the mold closing positioning of the mold body 1 can be improved.

Specifically, when the mold body 1 is used, the movable mold 12 of the mold body 1 can be installed on the die casting machine, the movable mold 12 can be clamped on the fixed mold 11, and the molten metal liquid can be injected into the sprue sleeve 6 through the The punch of the die-casting machine presses the metal liquid into the sealed molding cavity of the mold body 1, and the finalization of the mechanical parts can be completed.

The fixed structure 3 is fixedly installed on the bottom of the fixed mold 11; the fixed structure 3 includes four T-shaped mounting posts 31 and a support plate 32 fixedly installed between the bottom ends of the four T-shaped mounting posts 31;

The ejector mechanism 2 includes an ejector cylinder 21, a ejector plate 22 fixedly installed on the top output end of the ejector cylinder 21, and a plurality of ejector pins 23 fixedly installed on the upper surface of the ejector plate 22; The thimbles 23 all move through the lower surface of the fixed mold 11;

The ejector cylinder 21 is fixedly installed on the upper surface of the support plate 32,

Specifically, the extension end of the T-shaped mounting column 31 in the fixing structure 3 is reasonably fixed and installed in the die-casting machine area, and the support plate 32 provides the support of the position of the ejector mechanism 2. After the mechanical parts in the mold body 1 are formed and cooled, , by activating the ejector cylinder 21, which pushes the ejector pin 23 through the ejector plate 22 to eject the die-casting parts of the mechanical parts in the cavity of the fixed mold 11, so as to complete the demoulding of the die-casting parts of the mechanical parts.

As shown in Figures 5-6, four blocking structures 4 are equidistantly arranged at the side positions around the fixed mold 11; A blocking column 42 disposed in each heat dissipation horn slot 41, a blocking circular table 43 fixedly installed at one end of each blocking column 42 facing away from the fixed die 11, and a push plate fixedly installed between the plurality of blocking circular tables 43 44 and the hydraulic rod 45 that is fixedly installed on the side of the push plate 44 facing away from the fixed mold 11; the setting of the cooling horn groove 41 in this embodiment is through the cooperation of the plugging column 42 and the plugging round table 43. It can effectively seal the molding cavity of the fixed mold 11 flexibly, so as to provide a comprehensive heat dissipation channel for the subsequent cooling of the die-casting parts of mechanical parts;

The size of the blocking column 42 and the blocking round table 43 are all matched with the size of the heat dissipation horn slot 41, and the blocking column 42 and the blocking round table 43 are both movably and tightly matched in the heat dissipation horn groove 41; The sealing of the cavity of the fixed mold 11 can be provided in the state where the round table 43 blocks the heat dissipation horn groove 41 .

The heat dissipation horn groove 41 is communicated with the molding cavity of the stationary mold 11 .

Specifically, first, the hydraulic rod 45 needs to be reasonably fixed and installed in the area of the die-casting machine. After the mechanical parts are die-cast in the mold body 1, when the mechanical parts need to be cooled, the plugging column 42 and the plugging round table 43 are both Closely arranged in the heat dissipation horn groove 41, the hydraulic rod 45 is activated, which moves away from the side of the fixed mold 11 through the traction push plate 44, so that the blocking column 42 and the blocking round table 43 come out of the heat dissipation horn groove 41. The mechanical parts in the mold 11 can increase the contact area with the outside world, so that the heat source of the mechanical parts can be flowed away through the cooling horn grooves 41 subsequently.

Among them, the air-cooling structure 5 is arranged at the position directly below the mold body 1; the air-cooling structure 5 is used for blowing cold air; the air-cooling structure 5 includes a cooling fan 51 and a diffuser 52 fixedly erected at the air outlet of the cooling fan 51; When the structure 5 is used in this embodiment, the air-cooled structure 5 should be reasonably arranged in the processing area of the die casting machine, and corresponding to the directly under the mold body 1, so as to ensure that the air-cooled structure 5 is in contact with the mold body 1 when the cold wind blows upward. corresponding to the outside;

The air supply direction of the diffuser 52 corresponds to the position directly above the fixed mold 11 ; the diffuser 52 can improve the uniformity of the air blowing by the cooling fan 51 .

Specifically, after the die-casting of the mechanical parts in the mold body 1 is completed and the cooling horn slot 41 is in an unblocked state, the cooling fan 51 is used to cool and blow cold air, and the blown cold air can be distributed and circulated evenly upward by the diffuser 52. At this time, the heat source of the die-casting parts of the mechanical parts can fully contact the outside world through the heat dissipation horn groove 41 (at this time, the upper opening of the fixed mold 11 and the heat dissipation horn groove 41 can both be used as heat dissipation channels). Effectively carry the heat source on the die-casting parts of the mechanical parts to flow upward to speed up the cooling efficiency of the heat source of the die-casting parts of the mechanical parts.

To sum up, compared with the current die-casting mold, the quick-release mold for machining mechanical parts of this embodiment has the following advantages: the quick-release mold for machining mechanical parts of this embodiment can flexibly change the mold by flexibly changing the mold. The on-off of the external communication of the molding cavity of the main body 1, under the reliable increase of the external contact area of the molding machine parts to be cooled, the cold air can speed up the flow of the heat source carrying the molding machine parts to be cooled, so as to reduce the cooling time of the molding machine parts to be cooled to meet the requirements of the molding machine to be cooled. Parts production efficiency improvement.

In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. is based on the orientation or positional relationship shown in the accompanying drawings, only It is for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In the description of the present invention, it should also be noted that, unless otherwise expressly specified and limited, the terms "arrangement", "installation", "connection" and "connection" should be understood in a broad sense, for example, it may be a fixed connection It can also be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (7)

1. A rapid demoulding die for machining mechanical parts, comprising a die body (1) and an ejector mechanism (2) for demolding of the die body (1), the die body (1) comprising a fixed die ( 11) and a movable mold (12) movably arranged on the fixed mold (11); It is characterized in that; Described mould also comprises: A fixing structure (3), which is fixedly installed at the bottom of the fixed die (11); the fixing structure (3) includes four T-shaped mounting posts (31) and is fixedly installed on the four T-shaped mounting posts ( 31) The pallet (32) between the bottom ends; Four blocking structures (4), which are equidistantly arranged at the side positions around the fixed mold (11); radiating horn grooves (41), blocking posts (42) movably arranged in each of the radiating horn grooves (41), and fixedly installed in each of the blocking posts (42) facing away from the stationary mold (42). 11) The blocking circular platform (43) at one end, the push plate (44) fixedly installed between the plurality of the blocking circular platforms (43), and the push plate (44) fixedly installed on the push plate (44) facing away from the fixed die ( 11) Hydraulic lever (45) on one side; and An air-cooling structure (5) is provided at a position directly below the mold body (1) for blowing cold air. 2. A kind of rapid demoulding mold for machining mechanical parts according to claim 1, characterized in that, the ejector mechanism (2) comprises an ejector cylinder (21), which is fixedly installed in the ejector cylinder (21). ) a ejector plate (22) at the top output end and a plurality of ejector pins (23) fixedly mounted on the upper surface of the ejector plate (22); The plurality of ejector pins (23) arranged on the ejector plate (22) all move through the lower surface of the stationary mold (11). 3 . The quick-release mold for machining mechanical parts according to claim 2 , wherein the ejector cylinder ( 21 ) is fixedly installed on the upper surface of the support plate ( 32 ). 4 . 4 . The quick release mold for machining mechanical parts according to claim 1 , wherein a gate sleeve ( 6 ) is fixed through the upper surface of the movable mold ( 12 ). 5 . 5. A kind of rapid demoulding mold for machining mechanical parts according to claim 1, characterized in that, a positioning column (7) is fixedly installed around the lower edge of the movable mold (12), and the fixed mold (11) The upper edge of the ) is provided with a positioning groove (71) adapted to the positioning column (7), and the positioning column (7) is movably inserted into the positioning groove (71). 6. A kind of quick demoulding mold for machining mechanical parts according to claim 1, characterized in that, the dimensions of the blocking column (42) and the blocking circular table (43) are the same as the size of the heat dissipation horn groove The size of (41) is adapted, and the blocking column (42) and the blocking round table (43) are both movably and tightly fitted in the heat dissipation horn groove (41); The heat dissipation horn groove (41) is communicated with the forming cavity of the fixed mold (11). 7. A kind of quick demoulding mold for machining mechanical parts according to claim 1, characterized in that, the air cooling structure (5) comprises a cooling fan (51) and a cooling fan (51) that is fixedly erected at the outlet of the cooling fan (51). A diffuser (52) at the tuyere position; The air supply direction of the diffuser (52) corresponds to a position directly above the stationary mold (11).

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