Casting mold for magnesium-lithium alloy

Abstract

The utility model is applicable to the technical field of magnesium-lithium alloy casting molds, and provides a casting mold for magnesium-lithium alloy, which comprises a bottom plate, a mold core and a mold core, the hydraulic cylinders are fixedly mounted on the bottom plate; the lower die is fixedly mounted on output rods of the hydraulic cylinders; the upper mold is positioned on the top of the lower mold; the frame is fixedly mounted on the bottom plate; the heat preservation cover and the electric heating wire are mounted on the lower mold and the upper mold; the infrared temperature sensor is arranged on the inner wall of the heat preservation cover; and the hoisting mechanism is mounted on the frame and is used for hoisting and lifting an upper mold. According to the casting mold for the magnesium-lithium alloy, provided by the scheme, not only can a magnesium-lithium alloy workpiece be subjected to casting molding, but also the heating and heat preservation functions on the mold are achieved, the situation that many high-pressure micropores or bubbles are generated on the workpiece due to the fact that the cooling speed of magnesium-lithium alloy melt is too high can be prevented, and the hoisting opening and closing functions on the mold are achieved; and the magnesium-lithium alloy workpiece can be demoulded conveniently.

Description

TECHNICAL FIELD

[0001] The utility model belongs to magnesium lithium alloy casting mould technical field especially relates to a kind of casting mould for magnesium lithium alloy. BACKGROUND

[0002] Magnesium lithium alloy casting mould is specially used in magnesium lithium alloy casting process tool, and its design and manufacture are crucial to ensure the quality and performance of magnesium lithium alloy castings.

[0003] But the existing casting mould for magnesium lithium alloy often does not have the heating and heat preservation function of mould, so magnesium lithium alloy melt rapid cooling can produce more high-pressure micropore or bubble, and the existing casting mould for magnesium lithium alloy often does not have the hoisting opening and closing function of mould, and magnesium lithium alloy workpiece is inconvenient to demould. UTILITY MODEL CONTENTS

[0004] The utility model provides a kind of casting mould for magnesium lithium alloy, to solve the problem that the existing casting mould for magnesium lithium alloy proposed in the above background technical does not have the heating and heat preservation function of mould, does not have the hoisting opening and closing function of mould, and magnesium lithium alloy workpiece is inconvenient to demould.

[0005] To solve the above problems, the utility model is realized as follows: a kind of casting mould for magnesium lithium alloy, comprising: bottom plate;Multiple hydraulic cylinders fixedly installed on the bottom plate;Lower mould fixedly installed on the output rod of multiple hydraulic cylinders;Upper mould located at the top of lower mould;Frame fixedly installed on the bottom plate;Heat preservation cover and heating wire installed on the lower mould and the upper mould;Infrared temperature sensor is arranged on the inner wall of heat preservation cover;Hoisting mechanism is installed on the frame, and the hoisting mechanism is used to hoist and lower upper mould.

[0006] Preferably, the bottom of the lower mould is provided with a sliding opening, and a demoulding column is fixedly installed on the bottom plate, and the demoulding column is sealingly and slidably connected with the inner wall of the sliding opening.

[0007] Preferably, a guide rod is fixedly installed on the bottom plate, and the top inner wall of the frame is fixedly connected with the guide rod, a sliding plate is fixedly installed on the upper mould, and the sliding plate is slidably connected with the guide rod.

[0008] Preferably, a casting port is formed in the upper mould, and a casting bucket is arranged on the casting port.

[0009] Preferably, the hoisting mechanism comprises: a positioning plate and an L-shaped plate fixedly installed on the top of the frame; a rotating shaft rotatably installed on the side of the positioning plate and the L-shaped plate close to each other; a winch fixedly sleeved on the rotating shaft; a steel wire rope arranged on the winch and fixedly connected with the upper die; a servo motor fixedly installed on one side of the frame; a worm fixedly installed on the output shaft of the servo motor and rotatably connected with the L-shaped plate; and a worm gear fixedly sleeved on the rotating shaft and engaged with the worm.

[0010] Preferably, a through hole is formed in the top of the frame, and a guide groove wheel is installed on the inner wall of the through hole and slidably connected with the steel wire rope.

[0011] Preferably, a controller is arranged on one side of the frame, and the controller is electrically connected with the hydraulic cylinder, the electric heating wire, the infrared temperature sensor and the servo motor.

[0012] Compared with the related art, the casting mold for magnesium-lithium alloy has the following advantages

[0013] Beneficial effects:

[0014] Compared with the prior art, the casting mold for magnesium-lithium alloy provided by the present application comprises a bottom plate as a stable foundation, a plurality of hydraulic cylinders are fixedly installed on the bottom plate, the hydraulic cylinders are fixedly installed with lower dies through output rods, the demolding of aluminum-magnesium alloy workpieces in the lower dies is realized, an upper die located on the top of the lower die cooperates with the lower die to form a casting chamber, a frame is further fixed on the bottom plate to provide support for the overall structure, heat preservation covers and electric heating wires are arranged on the lower die and the upper die to control the temperature environment during casting and ensure the casting quality of magnesium-lithium alloy, an infrared temperature sensor is arranged on the inner wall of the heat preservation cover to monitor the temperature in real time and ensure the accurate control of the casting temperature, and a hoisting mechanism is installed on the frame, which is specially used for lifting the upper die, facilitating the opening and closing of the mold and the taking out of the castings. This design not only improves the efficiency and precision of magnesium-lithium alloy casting, but also significantly improves the safety and convenience of production through temperature control and automatic operation of the hoisting mechanism. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a front view structural schematic diagram of the casting mold for magnesium-lithium alloy provided by the present application;

[0016] Figure 2 is Figure 1 is a three-dimensional assembly structure schematic diagram of the heat preservation cover and the casting bucket;

[0017] Figure 3 is Figure 1 is an enlarged structure schematic diagram of part A shown in FIG. 4;

[0018] Figure 4 For Figure 1 Enlarged structural schematic view of part B shown in the middle.

[0019] Reference numerals: 1, base plate; 2, hydraulic cylinder; 3, lower mold; 4, upper mold; 5, frame; 6, sliding opening; 7, demolding column; 8, heat preservation cover; 9, electric heating wire; 10, infrared temperature sensor; 11, guide rod; 12, sliding plate; 13, pouring gate; 14, pouring bucket; 15, positioning plate; 16, L-shaped plate; 17, rotating shaft; 18, capstan; 19, steel wire rope; 20, servo motor; 21, worm; 22, worm gear; 23, through hole; 24, guide groove wheel. DETAILED DESCRIPTION

[0020] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description herein is for describing particular embodiments only and is not intended to be limiting of the application; the use herein of terms such as "comprise", "comprising", "comprises", "including", "includes" or "have" and "has" are used generically, and are intended to encompass the terms "including", "includes" or "have" and "has" as well as their conjugates. The terms "first", "second" and the like in the description of the specification and the claims of the present application and the above description of the drawings do not necessarily mean a specific order, and the terms "inner", "outer", "left", "right", "up", "down", "horizontal", "vertical", "clockwise", "counter clockwise" and the like are used to indicate the orientation or positional relationship shown in the drawings, and are only used for the convenience of describing the present application and simplifying the description, and cannot be understood as indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present application.

[0021] Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase "in an embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily mutually exclusive of one another. It is expressly understood that any of the embodiments described herein can be incorporated into any other embodiment.

[0022] The utility model embodiment provides a kind of for magnesium lithium alloy's casting mold, such as Figures 1-4As shown, the casting mold for magnesium-lithium alloy includes: a bottom plate 1; a plurality of hydraulic cylinders 2 fixedly installed on the bottom plate 1; a lower mold 3 fixedly installed on the output rods of the plurality of hydraulic cylinders 2; an upper mold 4 located at the top of the lower mold 3; a frame 5 fixedly installed on the bottom plate 1; a heat preservation cover 8 and an electric heating wire 9 installed on the lower mold 3 and the upper mold 4; an infrared temperature sensor 10 arranged on the inner wall of the heat preservation cover 8; and a hoisting mechanism installed on the frame 5, which is used for hoisting and lifting the upper mold 4.

[0023] In the embodiment, the bottom plate 1 is included as a stable base, on which a plurality of hydraulic cylinders 2 are fixedly installed, the hydraulic cylinders 2 are fixedly installed on the lower mold 3 through the output rods, the demolding of the aluminum-magnesium alloy workpiece in the lower mold 3 is realized, the upper mold 4 located at the top of the lower mold 3 cooperates with the lower mold 3 to form a casting chamber, the frame 5 is also fixedly installed on the bottom plate 1 to provide support for the overall structure, the heat preservation cover 8 and the electric heating wire 9 are installed on the lower mold 3 and the upper mold 4 to control the temperature environment in the casting process and ensure the casting quality of the magnesium-lithium alloy, the infrared temperature sensor 10 is arranged on the inner wall of the heat preservation cover 8 to monitor the temperature in real time and ensure the accurate control of the casting temperature, and the hoisting mechanism is installed on the frame 5, which is specially used for hoisting and lifting the upper mold 4, facilitating the opening and closing of the mold and the taking out of the castings.

[0024] In the further preferred embodiment of the utility model, the bottom of the lower mold 3 is provided with a sliding opening 6, and a demolding column 7 is fixedly installed on the bottom plate 1 and sealingly and slidably connected with the inner wall of the sliding opening 6.

[0025] In the embodiment, the magnesium-lithium alloy workpiece cooled and formed in the lower mold 3 can be demolded through the relative movement of the demolding column 7 and the lower mold 3.

[0026] In the further preferred embodiment of the utility model, a guide rod 11 is fixedly installed on the bottom plate 1 and fixedly connected with the top inner wall of the frame 5, and a sliding plate 12 is fixedly installed on the upper mold 4 and slidably connected with the guide rod 11.

[0027] In the embodiment, the upper mold 4 can be guided and limited in position through the guide rod 11 and the sliding plate 12.

[0028] In the further preferred embodiment of the utility model, the upper mold 4 is provided with a casting opening 13, and a casting bucket 14 is arranged on the casting opening 13.

[0029] In the embodiment, the magnesium-lithium alloy melt can be injected into the upper mold 4 and the lower mold 3 through the casting opening 13 and the casting bucket 14.

[0030] The hoisting mechanism comprises: a positioning plate 15 and an L-shaped plate 16 fixedly installed on the top of the frame 5; a rotating shaft 17 rotatably installed on the side of the positioning plate 15 and the L-shaped plate 16; a winch 18 fixedly sleeved on the rotating shaft 17; a steel wire rope 19 arranged on the winch 18 and fixedly connected with the upper die 4; a servo motor 20 fixedly installed on one side of the frame 5; a worm 21 fixedly installed on the output shaft of the servo motor 20 and rotatably connected with the L-shaped plate 16; and a worm wheel 22 fixedly sleeved on the rotating shaft 17 and engaged with the worm 21.

[0031] In the embodiment, the servo motor 20, the worm 21 and the worm wheel 22 can drive the rotating shaft 17 and the winch 18 to rotate, the winch 18 drives the upper die 4 to move up and down through the steel wire rope 19, so that the opening and closing separation of the lower die 3 and the upper die 4 are controlled.

[0032] In the further preferred embodiment of the utility model, the top of the frame 5 is provided with a through hole 23, a guide groove wheel 24 is installed on the inner wall of the through hole 23, and the guide groove wheel 24 is slidably connected with the steel wire rope 19.

[0033] In the embodiment, the guide groove wheel 24 can guide the steel wire rope 19.

[0034] In the further preferred embodiment of the utility model, a controller is arranged on one side of the frame 5, and the controller is electrically connected with the hydraulic cylinder 2, the electric heating wire 9, the infrared temperature sensor 10 and the servo motor 20.

[0035] In the embodiment, the controller can be used for operating and controlling the hydraulic cylinder 2, the electric heating wire 9 and the servo motor 20.

[0036] Compared with the related art, the mold can not only be used for casting and forming the magnesium-lithium alloy workpiece, but also has the heating and heat preservation function, can prevent the magnesium-lithium alloy melt from being cooled too fast to cause the workpiece to generate more high-pressure micropores or bubbles, has the hoisting and opening and closing function, and is convenient for demolding the magnesium-lithium alloy workpiece.

[0037] In the several embodiments provided in the application, it should be understood that the disclosed device can be implemented in other ways.

[0038] The above examples are only used to illustrate the technical solutions of the present application, and are not intended to limit the protection scope of the present application. Obviously, the described examples are only some of the embodiments of the present application, not all the embodiments. Based on these examples, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application. Although the present application has been described in detail with reference to the above examples, those of ordinary skill in the art can still combine, add or delete the features in the embodiments of the present application according to the circumstances without creative labor, so as to obtain different other technical solutions which do not deviate from the concept of the present application in essence, and these technical solutions also fall within the scope of the present application.

Claims

1. A casting mold for a magnesium-lithium alloy, characterized by, The utility model relates to a high-temperature vacuum casting device, which comprises the following parts: a bottom plate; a plurality of hydraulic cylinders fixedly installed on the bottom plate; a lower mold fixedly installed on the output rods of the plurality of hydraulic cylinders; an upper mold located on the top of the lower mold; a frame fixedly installed on the bottom plate; a heat preservation cover and an electric heating wire installed on the lower mold and the upper mold; an infrared temperature sensor arranged on the inner wall of the heat preservation cover; a hoisting mechanism installed on the frame, which is used for hoisting and lifting the upper mold.

2. The casting mold for a magnesium-lithium alloy according to claim 1, characterized by, The bottom of the lower mold is provided with a sliding opening, and a demolding column is fixedly installed on the bottom plate and sealingly and slidably connected with the inner wall of the sliding opening.

3. The casting mold for a magnesium-lithium alloy according to claim 1, wherein A guide rod is fixedly installed on the bottom plate and fixedly connected with the top inner wall of the frame, and a sliding plate is fixedly installed on the upper mold and slidably connected with the guide rod.

4. The casting mold for a magnesium-lithium alloy according to claim 1, wherein The upper mold is provided with a casting opening, and the casting opening is provided with a casting bucket.

5. The casting mold for a magnesium-lithium alloy according to claim 1, wherein The hoisting mechanism comprises: a positioning plate and an L-shaped plate fixedly installed on the top of the frame; a rotating shaft rotatably installed on the side of the positioning plate and the L-shaped plate close to each other; a winch fixedly sleeved on the rotating shaft; a steel wire rope arranged on the winch and fixedly connected with the upper mold; a servo motor fixedly installed on one side of the frame; a worm fixedly installed on the output shaft of the servo motor and rotatably connected with the L-shaped plate; a worm wheel fixedly sleeved on the rotating shaft and engaged with the worm.

6. The casting mold for a magnesium-lithium alloy according to claim 5, wherein The top of the frame is provided with a through hole, and a guide groove wheel is installed on the inner wall of the through hole and slidably connected with the steel wire rope.

7. The casting mold for a magnesium-lithium alloy according to claim 5, wherein One side of the frame is provided with a controller, and the controller is electrically connected with the hydraulic cylinders, the electric heating wire, the infrared temperature sensor and the servo motor.

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