CN218134104U

CN218134104U - Extrusion die for aluminum alloy material

Info

Publication number: CN218134104U
Application number: CN202221754715.2U
Authority: CN
Inventors: 邹波
Original assignee: Henan Meidian New Material Technology Co ltd
Current assignee: Henan Meidian New Material Technology Co ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-12-27
Anticipated expiration: 2032-07-07

Abstract

The utility model discloses an aluminum alloy material's extrusion die, include: the material returning mold comprises a fixed mold base, a movable mold base, a material returning mold core and an operating rod, wherein the operating rod is rotatably installed on the bottom surface of the fixed mold base, the top surface of the fixed mold base and the bottom surface of the movable mold base are respectively and fixedly provided with a fixed mold and an extrusion rod, the bottom end of the extrusion rod is fixedly connected with the movable mold core, the material returning mold core is movably sleeved inside the fixed mold, the bottom surface of the material returning mold core is fixedly connected with the top surface of the operating rod, and the material returning mold core comprises a mold core top seat and a linkage block. The utility model discloses in, through setting up novel extrusion mould structure, utilize movable mould seat surface material returned to support the board and promote forming structure spare and move the type core and carry out autosegregation through the material returned under the elasticity shore of spring ejector pin to thereby vacate the quick drawing of patterns that rolls back space auxiliary die plate and forming structure spare separation realization aluminum alloy structure spare for the core footstock by the rotation of the inside linkage block of design mould, simple structure stability is high.

Description

Extrusion die for aluminum alloy material

Technical Field

The utility model relates to an extrusion die technical field specifically is an aluminum alloy material's extrusion die.

Background

The aluminum profile is the first choice material for automobile light weight, has excellent performance which other materials do not have, but has higher requirements on size and performance, and drawing and extruding are common forming methods for aluminum alloy parts. In the production of hardware parts, aluminum alloy tube parts with uniform wall thickness are usually produced by a drawing process, and parts with variable wall thickness are formed by an extrusion process.

The light weight of the automobile chassis is a trend, aluminum alloy structural parts are adopted on more and more middle and high-end automobiles in large quantity, at present, a plurality of connecting rod type hanging parts in China are forged or stamped and welded with steel plate parts, the energy-saving, emission-reducing and weight-reducing concepts are not better applied, when the aluminum alloy sectional materials are used for production, if the traditional hot die forging processing is used, the strength of the produced products is poor, the utilization rate of the materials is low, and when the automobile part processing die in the prior art is used, the products are not easy to take out.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art or the correlation technique.

Therefore, the utility model discloses the technical scheme who adopts does: an extrusion die of an aluminum alloy material, comprising: the material returning die comprises a fixed die base, a movable die base, a material returning die core and an operating rod rotatably arranged on the bottom surface of the fixed die base, wherein the top surface of the fixed die base and the bottom surface of the movable die base are respectively and fixedly provided with a fixed die and an extrusion rod, the bottom end of the extrusion rod is fixedly connected with the movable die core, the material returning die core is movably sleeved in the fixed die, the material returning mold core comprises a mold core top seat and a linkage block, the mold core top seat comprises a mold plate and a linkage disc, the relative inner sides of the mold plate and the linkage disc are fixedly connected with a connecting rod, and linkage groove holes are formed in the surface of the linkage disc.

The present invention in a preferred embodiment can be further configured to: the top surface fixed mounting of die holder has flexible guide arm, the top of flexible guide arm and the bottom surface fixed connection of movable die holder, movable core, extrusion stem and stock mould are parallel with the direction of arranging of flexible guide arm.

The present invention in a preferred embodiment can be further configured to: the bottom surface of the movable die holder is fixedly provided with a spring ejector rod, the outer side of the movable die core is movably sleeved with a material returning resisting plate, and the top surface of the material returning resisting plate is fixedly connected with the bottom end of the spring ejector rod.

The present invention in a preferred embodiment can be further configured to: the height of the connecting rod is larger than the vertical thickness of the linkage block, and the shape and size of the linkage slot hole are matched with the shape of the linkage block.

The present invention in a preferred embodiment can be further configured to: pulling-on pieces are fixedly mounted on two sides of the linkage block, and through grooves matched with the pulling-on pieces are formed in two sides of the linkage groove holes.

The present invention in a preferred embodiment can be further configured to: the bottom of action bars runs through to the bottom surface outside of cover half seat, the bottom fixedly connected with operation carousel of action bars, the bottom surface of linkage piece and the top fixed connection of action bars.

The utility model discloses the beneficial effect who gains does:

1. the utility model discloses in, through setting up novel extrusion mould structure, utilize movable mould seat surface material returned to support the board and promote forming structure spare and move the type core and carry out autosegregation through the material returned under the elasticity shore of spring ejector pin to thereby vacate the quick drawing of patterns that rolls back space auxiliary die plate and forming structure spare separation realization aluminum alloy structure spare for the core footstock by the rotation of the inside linkage block of design mould, simple structure stability is high.

2. The utility model discloses in, through adopting flexible formula material returned mold core structure, the size of the surperficial extrusion die cavity of the surperficial top locking template of propping up through core footstock and linkage piece and stock mould in extrusion process guarantees to extrude smooth shaping to there is the action bars drive linkage piece to carry out 90 degrees rotations after the shaping is accomplished and make the core footstock can roll back inside the stock mould and cup joint in linkage piece surface and rotate through the action bars and drive the core footstock and rotate and carry out the drawing of patterns, avoid the negative pressure to lead to the drawing of patterns difficulty.

Drawings

Fig. 1 is a schematic view of the overall structure of an embodiment of the present invention;

fig. 2 is a schematic structural view of a material returning mold core according to an embodiment of the present invention;

fig. 3 is an exploded view of the linkage block and the operation rod according to an embodiment of the present invention;

fig. 4 is a schematic view of a core top seat structure according to an embodiment of the present invention.

Reference numerals are as follows:

100. a die fixing seat; 110. shaping a mould; 120. a telescopic guide rod;

200. a movable die holder; 210. an extrusion stem; 220. moving the mold core; 230. a material returning resisting plate; 231. a spring ejector rod;

300. returning the material mold core; 310. a core top mount; 320. a linkage block; 311. a template; 312. a linkage disk; 313. a connecting rod; 314. a linkage slot hole; 321. a pull tab;

400. an operating lever.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

The following describes an extrusion die for an aluminum alloy material according to some embodiments of the present invention with reference to the drawings.

With reference to fig. 1-4, the utility model provides an aluminum alloy material's extrusion die, include: the injection molding machine comprises a fixed die holder 100, a movable die holder 200, a material returning die core 300 and an operating rod 400 rotatably installed on the bottom surface of the fixed die holder 100, wherein a fixed die 110 and an extruding rod 210 are respectively and fixedly installed on the top surface of the fixed die holder 100 and the bottom surface of the movable die holder 200, a movable die core 220 is fixedly connected to the bottom end of the extruding rod 210, the material returning die core 300 is movably sleeved inside the fixed die 110, the bottom surface of the material returning die core 300 is fixedly connected with the top surface of the operating rod 400, the material returning die core 300 comprises a die core top seat 310 and a linkage block 320, the die core top seat 310 comprises a die plate 311 and a linkage disc 312, connecting rods 313 are fixedly connected to the relative inner sides of the die plate 311 and the linkage disc 312, and linkage slotted holes 314 are formed in the surface of the linkage disc 312.

In this embodiment, the top surface of the fixed mold base 100 is fixedly provided with the telescopic guide rod 120, the top end of the telescopic guide rod 120 is fixedly connected with the bottom surface of the movable mold base 200, and the movable core 220, the extrusion rod 210 and the fixed mold 110 are parallel to the arrangement direction of the telescopic guide rod 120.

Specifically, the fixed die holder 100 and the movable die holder 200 are extruded and guided by the telescopic guide rod 120, so that the movable core 220 accurately abuts against the fixed die 110 to extrude the structural member.

In this embodiment, the bottom surface of the movable mold base 200 is fixedly installed with a spring push rod 231, the material returning resisting plate 230 is movably sleeved on the outer side of the movable mold core 220, and the top surface of the material returning resisting plate 230 is fixedly connected with the bottom end of the spring push rod 231.

Specifically, the material returning support plate 230 is retracted to expose the movable core 220 by the deformation and shortening of the spring ejector 231 in the extrusion process, and the surface of the movable core 220 is separated from the surface of the formed part by the deformation and restoration of the spring ejector 231 in the demolding process, so that the demolding treatment of the surface of the movable core 220 is realized.

In this embodiment, the height of the connecting rod 313 is greater than the vertical thickness of the linkage block 320, and the shape and size of the linkage slot 314 are matched with the shape of the linkage block 320.

Specifically, the operating rod 400 can manually rotate the linkage block 320 to enable the linkage block 320 to enter the inner sides of the template 311 and the linkage disc 312 through the linkage slot 314, and rotate the linkage block 320 again, and the core top seat 310 and the linkage block 320 are driven to move downwards through the pull-down operation of the operating rod 400 to enable the template 311 and the formed part to be separated and demoulded.

In this embodiment, pull tabs 321 are fixedly mounted on two sides of the linkage block 320, and through slots adapted to the pull tabs 321 are disposed on two sides of the linkage slot 314.

Specifically, after the operating rod 400 is used for operating the linkage block 320 to rotate by 90 degrees, the linkage block 320 is matched with the linkage slot 314, and the pulling piece 321, the linkage block 320 and the linkage slot 314 can be used for manually rotating the operating rod 400, so that the material returning mold core 300 is driven to integrally rotate, the molded surface of the mold plate 311 and the molded part rotate relatively, the mold cavity is separated from the surface of the molded part, and the demolding operation is facilitated.

In this embodiment, the bottom end of the operating rod 400 penetrates the outside of the bottom surface of the fixed mold base 100, the operating dial is fixedly connected to the bottom end of the operating rod 400, and the bottom surface of the link block 320 is fixedly connected to the top end of the operating rod 400.

Specifically, the operating rod 400 is used for executing the movement operation of the linkage block 320 on the outer side of the fixed mold base 100 to control the core top base 310, so that the movement of the core top base 310 is realized, the airtight effect between the core top base 310 and a molded part is eliminated, and the negative pressure is prevented from blocking demolding.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.

Claims

1. An extrusion die for an aluminum alloy material, comprising: the material returning die comprises a fixed die base (100), a movable die base (200), a material returning die core (300) and an operating rod (400) which is arranged on the bottom surface of the fixed die base (100) in a rotating mode, wherein the top surface of the fixed die base (100) and the bottom surface of the movable die base (200) are respectively and fixedly provided with a fixed die (110) and an extrusion rod (210), the bottom end of the extrusion rod (210) is fixedly connected with a movable die core (220), the material returning die core (300) is movably sleeved in the fixed die (110), the bottom surface of the material returning die core (300) is fixedly connected with the top surface of the operating rod (400), the material returning die core (300) comprises a die core top base (310) and a linkage block (320), the die core top base (310) comprises a die plate (311) and a linkage disc (312), the relative inner side of the die plate (311) and the linkage disc (312) is fixedly connected with a connecting rod (313), and a linkage groove hole (314) is formed in the surface of the linkage disc (312).

2. The extrusion die of aluminum alloy material as recited in claim 1, wherein a telescopic guide rod (120) is fixedly installed on a top surface of the fixed die holder (100), a top end of the telescopic guide rod (120) is fixedly connected with a bottom surface of the movable die holder (200), and the movable die core (220), the extrusion rod (210) and the fixed die (110) are parallel to the arrangement direction of the telescopic guide rod (120).

3. The extrusion die of the aluminum alloy material as recited in claim 1, wherein the bottom surface of the movable die holder (200) is fixedly installed with a spring ejector rod (231), the outer side of the movable die core (220) is movably sleeved with a material returning resisting plate (230), and the top surface of the material returning resisting plate (230) is fixedly connected with the bottom end of the spring ejector rod (231).

4. The extrusion die of aluminum alloy material as recited in claim 1, wherein the height of the connecting rod (313) is greater than the vertical thickness of the linkage block (320), and the shape and size of the linkage slot (314) are matched with the shape of the linkage block (320).

5. The extrusion die for the aluminum alloy material as recited in claim 1, wherein pull tabs (321) are fixedly mounted on two sides of the linkage block (320), and through grooves matched with the pull tabs (321) are formed in two sides of the linkage slot hole (314).

6. The extrusion die of the aluminum alloy material as recited in claim 1, wherein the bottom end of the operating rod (400) penetrates to the outside of the bottom surface of the fixed die holder (100), the bottom end of the operating rod (400) is fixedly connected with an operating turntable, and the bottom surface of the linkage block (320) is fixedly connected with the top end of the operating rod (400).