CN214517514U

CN214517514U - Horizontal extrusion casting mould

Info

Publication number: CN214517514U
Application number: CN202023082606.4U
Authority: CN
Inventors: 王晓宇; 吴兴丁; 林朝文
Original assignee: Ningbo Tuopu Automobile Electronic Co ltd
Current assignee: Ningbo Tuopu Automobile Electronic Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-10-29
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a horizontal extrusion casting mould, including the cover half frame and the movable mould frame of vertical setting, movable mould frame and supporting seat swing joint, the one end of orientation movable mould frame is provided with the cover half core in the cover half frame, and the one end of orientation cover half frame is provided with the movable mould core in the movable mould frame, and the cooperation forms the die cavity of foundry goods after the compound die between movable mould core and the cover half core, and the bottom of movable mould core and cover half core is provided with the runner cover that is used for the feeding, and the runner cover passes through the runner and is connected with the die cavity, and characteristics are: move the mould frame and move and set up a plurality of passageways of being connected with the runner in the mold core, mobilizable ejector pin that is provided with in every passageway, in the head end of ejector pin stretched into the runner, the cake parcel that forms in the runner was outside the head end of ejector pin when making the casting, and the ejector pin was ejecting with the cake on it during the die sinking, and the advantage is: the casting ejection mechanism can ensure that the casting is stabilized on the ejector rod after ejection, and the casting is prevented from being inclined or falling, so that the product quality is ensured, and the production efficiency is improved.

Description

Horizontal extrusion casting mould

Technical Field

The utility model relates to an extrusion casting mould field especially relates to a horizontal extrusion casting mould.

Background

Squeeze casting is a common technique in the industry for forming lightweight components. Directly injecting a certain amount of metal liquid to be cast from a sprue bush through a material cylinder, feeding the metal liquid to a cavity through a runner, closing and pressing through a movable die and a fixed die to enable the metal liquid to form a casting part in the cavity according to a set structure, and demoulding after cooling to obtain a casting product.

The general wall thickness of the extrusion casting is thick, a large material cake is arranged at the front end of a flow channel, the whole die weight is heavier than that of a conventional high-pressure casting, an existing ejection mechanism cannot support the weight of the whole die during die opening, the ejected die casting is inclined or even falls, a manipulator cannot smoothly clamp the die casting, and production is affected.

Disclosure of Invention

In order to solve the deficiencies existing in the prior art, the utility model provides a horizontal extrusion casting mould can guarantee that the foundry goods is stable on the ejector pin after ejecting, avoids the foundry goods crooked or drop to guarantee product quality, improve production efficiency.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a horizontal extrusion casting die comprises a fixed die frame and a movable die frame which are vertically arranged, wherein the movable die frame is connected with a supporting seat, a fixed die core is arranged at one end, facing the movable die frame, of the fixed die frame, a movable die core is arranged at one end, facing the fixed die frame, of the movable die frame, the movable die core and the fixed die core are matched to form a die cavity of a casting after die assembly is carried out, a sprue bush for feeding is arranged at the bottoms of the movable die core and the fixed die core, the sprue bush is connected with the die cavity through a runner, a plurality of channels connected with the runner are arranged in the movable die frame and the movable die core, an ejector rod is movably arranged in each channel, the head end of the ejector rod extends into the runner, and a cake formed in the runner is wrapped outside the head end of the ejector rod during casting, when the mold is opened, the ejector rod ejects the material cake on the ejector rod.

In some embodiments, the material pushing device further comprises a top rod fixing plate, the top rod fixing plate is horizontally and movably connected with the supporting seat, the tail end of the top rod is fixed on the top rod fixing plate, and the top rod fixing plate drives the top rod and a cake on the top rod to be ejected out when the mold is opened. The ejector pin fixed plate is driven by actuating mechanism, drives the ejector pin when the die sinking and ejecting foundry goods and material cake so that the manipulator snatchs and carries out follow-up processing, and this structure can guarantee that the foundry goods die sinking is ejecting the back and stabilize on the ejector pin, avoids the foundry goods crooked or drop, is unfavorable for the manipulator to snatch.

In some embodiments, two channels are formed in the movable mold frame and the movable mold core in parallel, the ejector rods are movably arranged in the two channels, and the head ends of the two ejector rods are uniformly distributed on the side wall of the flow channel and used for uniformly ejecting a cake formed in the flow channel when the mold is opened. The ejector rods are uniformly distributed on the front side and the rear side of the side wall of the flow channel, so that the ejector rods are stressed more uniformly during ejection, and the stability of combination with the casting cake is further improved.

In some embodiments, the head of the ejector pin extends into the side wall of the flow channel to a depth of 2-5 mm. Therefore, the material cake formed in the flow channel during casting is wrapped outside the head end of the ejector rod, the combination depth has good combination force, and meanwhile, the manipulator is favorable for smoothly taking down parts, and the best production efficiency is achieved.

In some embodiments, the circumferential wall of the head of the ejector pin is provided with an inward inclined surface, and the inclined angle is 8-15 degrees. Therefore, the material cake formed in the flow channel during casting can be wrapped outside the head end of the ejector rod more smoothly, the combination angle has good combination force, meanwhile, the manipulator is favorable for smoothly taking down the part, and the best production efficiency is achieved.

In some embodiments, the upper end of the runner is an inner gate, the inner gate is connected to the cavity, the outer end of the runner is connected to the sprue bush, molten metal sequentially passes through the sprue bush and the runner to enter the cavity, and the head end of the ejector rod extends into the inner gate. In extrusion casting, the upper end part of the runner is often formed into a large material cake, and the whole die weight is heavier than that of a conventional high-pressure casting part, so that part of the head end of the ejector rod extends into the upper end part, and the whole die weight is supported more favorably.

In some embodiments, an overflow groove is arranged between the fixed mold core and the movable mold core, the lower end of the overflow groove is connected with the cavity, and the upper end of the overflow groove is connected with the exhaust block.

In some embodiments, the top rod fixing plate is further provided with a top pin connected to the overflow trough, the upper end of the cavity, and the lower end of the flow channel. Therefore, the stability of ejecting the casting can be further ensured, and the casting is prevented from being inclined or falling to influence production.

Compared with the prior art, the utility model has the advantages of: by adding the channel and the ejector rod structure, the casting can be ensured to be stably arranged on the ejector rod after being ejected out after the die sinking, and the casting is prevented from being inclined or falling, so that the product quality is ensured, and the production efficiency is improved; the length of the ejector rod of the slag ladle part is increased, and a certain head inclination is arranged, so that the binding force of the ejector rod and a casting cake can be further improved, and the stability of the ejected casting is ensured.

Drawings

FIG. 1 is a sectional view of the horizontal squeeze casting mold according to the present invention when closing the mold;

FIG. 2 is a sectional view of the horizontal squeeze casting mold according to the present invention when opening the mold;

fig. 3 is a partially enlarged view of a portion a in fig. 1.

The casting die comprises a fixed die frame 1, a movable die frame 2, a fixed die core 3, a movable die core 4, a casting 5, a cavity 6, a sprue bush 7, a runner 8, a channel 9, an ejector rod 10, an ejector rod fixing plate 11, a material cake 12, an inclined surface 13, an inner sprue 14, an overflow groove 15, an exhaust block 16, an ejector pin 17 and a support seat 18.

Detailed Description

The following provides a further detailed description of a horizontal extrusion casting mold according to the present invention with reference to the accompanying drawings and examples, which are not intended to limit the present invention.

Example one

As shown in the figure, a horizontal extrusion casting mold comprises a fixed mold frame 1 and a movable mold frame 2 which are vertically arranged, the movable mold frame 2 is connected with a supporting seat 18, a fixed mold core 3 is arranged at one end, facing the movable mold frame 2, of the fixed mold frame 1 in the fixed mold frame 1, a movable mold core 4 is arranged at one end, facing the fixed mold frame 1, of the movable mold core 4, a cavity 6 of a casting 5 is formed between the movable mold core 4 and the fixed mold core 3 in a matched mode, a sprue bush 7 used for feeding is arranged at the bottom of the movable mold core 4 and the bottom of the fixed mold core 3, the sprue bush 7 is connected with the cavity 6 through a runner 8, a plurality of channels 9 connected with the runner 8 are formed in the movable mold frame 2 and the movable mold core 4, an ejector rod 10 is movably arranged in each channel 9, the head end of the ejector rod 10 extends into the runner 8, a cake formed in the runner 8 during casting is wrapped outside the head end of the ejector rod 10, and the cake on the ejector rod 10 is ejected during mold opening.

In this embodiment, still include ejector pin fixed plate 11, ejector pin fixed plate 11 and the horizontal movably connection of supporting seat 18, the tail end of ejector pin 10 is fixed on ejector pin fixed plate 11, and ejector pin fixed plate 11 drives ejector pin 10 and the cake on it ejecting during the die sinking.

Example two

The present embodiment provides a horizontal extrusion casting die, which describes the specific structure of the ejector pin 10 in detail on the basis of the first embodiment. In this embodiment, two channels 9 have been seted up in parallel in movable mould frame 2 and the movable mould core 4, and equal mobilizable ejector pin 10 that is provided with in two channels 9, the head end evenly distributed of two ejector pins 10 is on the lateral wall of runner 8 for the cake 12 that forms in runner 8 is even ejecting when the die sinking.

In this embodiment, the depth of the top rod 10 extending into the side wall of the flow channel 8 is 2-5 mm.

In this embodiment, the circumferential wall of the head of the carrier rod 10 is provided with an inwardly inclined surface 13 inclined at an angle of 8 to 15 °.

In this embodiment, the upper end of the runner 8 is an inner gate 14, the inner gate 14 is connected to the cavity 6, the outer end of the runner 8 is connected to the gate sleeve 7, the molten metal sequentially passes through the gate sleeve 7 and the runner 8 and enters the cavity 6, and the head end of the ejector rod 10 extends into the inner gate 14.

EXAMPLE III

The horizontal extrusion casting die provided by the embodiment is further supplemented with the rest of the die structure on the basis of the first embodiment or the second embodiment. In the embodiment, an overflow groove 15 is arranged between the fixed die core 3 and the movable die core 4, the lower end of the overflow groove 15 is connected with the die cavity 6, and the upper end of the overflow groove 15 is connected with the exhaust block 16.

In this embodiment, the ejector pin fixing plate 11 is further provided with an ejector pin 17 connected to the overflow groove 15, the upper end of the cavity 6, and the lower end of the flow channel 8.

The rest structures of the horizontal extrusion die can adopt the prior conventional technology, and are not described again.

It should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, and the present invention can also be modified in materials and structures, or replaced by technical equivalents. Therefore, all structural equivalents which may be made by applying the present invention to the specification and drawings, or by applying them directly or indirectly to other related technical fields, are intended to be encompassed by the present invention.

Claims

1. A horizontal squeeze casting die comprises a fixed die frame and a movable die frame which are vertically arranged, wherein the movable die frame is connected with a supporting seat, a fixed die core is arranged at one end, facing the movable die frame, in the fixed die frame, of the movable die frame, a movable die core is arranged at one end, facing the fixed die frame, of the movable die frame, the movable die core and the fixed die core are matched to form a die cavity of a casting after die assembly is carried out, a sprue bush for feeding is arranged at the bottoms of the movable die core and the fixed die core, and is connected with the die cavity through a runner, the horizontal squeeze casting die is characterized in that a plurality of channels connected with the runner are arranged in the movable die frame and the movable die core, ejector rods are movably arranged in each channel, the head ends of the ejector rods extend into the runner, and cakes formed in the runner are wrapped outside the head ends of the ejector rods during casting, when the mold is opened, the ejector rod ejects the material cake on the ejector rod; the die-sinking mechanism is characterized by further comprising an ejector rod fixing plate, wherein the ejector rod fixing plate is horizontally and movably connected with the supporting seat, the tail end of the ejector rod is fixed on the ejector rod fixing plate, and the ejector rod fixing plate drives the ejector rod and a cake on the ejector rod to be ejected out during die sinking.

2. The horizontal extrusion casting die as claimed in claim 1, wherein the movable die frame and the movable die core are provided with two channels in parallel, the ejector rods are movably arranged in the two channels, and the head ends of the two ejector rods are uniformly distributed on the side wall of the runner and are used for uniformly ejecting a cake formed in the runner during die opening.

3. The horizontal extrusion casting die of claim 1, wherein the head of the ejector pin extends into the side wall of the runner to a depth of 2-5 mm.

4. The horizontal extrusion casting die as claimed in claim 3, wherein the circumferential wall of the head portion of the ejector pin is provided with an inwardly inclined surface at an angle of 8-15 °.

5. The horizontal extrusion casting die as claimed in claim 4, wherein the upper end of the runner is an inner gate, the inner gate is connected with the cavity, the outer end of the runner is connected with the gate sleeve, molten metal sequentially passes through the gate sleeve and the runner to enter the cavity, and the head end of the ejector rod extends into the inner gate.

6. The horizontal extrusion casting die as claimed in claim 5, wherein an overflow groove is arranged between the fixed die core and the movable die core, the lower end of the overflow groove is connected with the die cavity, and the upper end of the overflow groove is connected with an exhaust block.

7. The horizontal extrusion casting die of claim 6, wherein the ejector pin fixing plate is further provided with ejector pins respectively connected with the overflow groove, the upper end of the cavity and the lower end of the flow channel.