阅读说明：本技术 一种块体非晶合金表面图案快速加工装置 (Fast processing device for surface pattern of bulk amorphous alloy ) 是由 戴明阳 惠爽谋 周青峰 申曦 于 2020-06-09 设计创作，主要内容包括：本发明涉及块体非晶合金表面图案加工领域,尤其是一种块体非晶合金表面图案快速加工装置,包括模具、施压机构和加热电源,所述模具和块体非晶合金分别通过电线与加热电源的正极和负极联通,用于对块体非晶合金进行加热；所述模具固定设置在施压机构上,用于通过施压机构将模具以设定压力压设在块体非晶合金上,在块体非晶合金上压印形成所需图案。本是用新型通过施压机构将模具压设在块体非晶合金表面,并进行电加热,使块体非晶合金的待加工部位迅速升温至玻璃化转变温度以上,软化后在模具压力下形成所需图案,加工速度快,效率高,加热时间短,不会产生碎屑,同时不会影响非晶结构。(The invention relates to the field of processing of surface patterns of bulk amorphous alloys, in particular to a device for rapidly processing surface patterns of bulk amorphous alloys, which comprises a die, a pressing mechanism and a heating power supply, wherein the die and the bulk amorphous alloys are respectively communicated with the anode and the cathode of the heating power supply through electric wires and are used for heating the bulk amorphous alloys; the die is fixedly arranged on the pressure mechanism and used for pressing the die on the bulk amorphous alloy at set pressure through the pressure mechanism, and the required pattern is formed on the bulk amorphous alloy in an impressing mode. This is with novel pressing mechanism with the mould pressure establish on block metallic glass surface to electrical heating makes block metallic glass's the position of treating to heat up rapidly to above the glass transition temperature, softens the back and forms required pattern under mould pressure, and process velocity is fast, and is efficient, and heat time is short, can not produce the piece, can not influence amorphous structure simultaneously.)

1. The utility model provides a quick processingequipment of cubic metallic glass surface pattern which characterized in that: the device comprises a mold (1), a pressure applying mechanism (2) and a heating power supply (3), wherein the mold (1) and the block amorphous alloy (4) are respectively communicated with the anode and the cathode of the heating power supply (3) through electric wires (31) and used for heating the block amorphous alloy (4); the die (1) is fixedly arranged on the pressure mechanism (2) and used for pressing the die (1) on the bulk amorphous alloy (4) through the pressure mechanism (2) at a set pressure, and the required pattern (11) is formed on the bulk amorphous alloy (4) in an impressing mode.

2. The apparatus for rapidly processing surface pattern of bulk amorphous alloy according to claim 1, wherein: still include swivel work head (5), swivel work head (5) are the disc structure, including evenly distributed's material loading station (51), processing station (52) and ejection of compact station (53), swivel work head (5) are equipped with processing module (54) respectively in the position that corresponds with three station, processing module (54) are used for fixed block metallic glass (4).

3. The apparatus for rapidly processing surface pattern of bulk amorphous alloy according to claim 1, wherein: the processing module (54) is provided with a groove (541) matched with the block amorphous alloy (4) in shape, and the block amorphous alloy (4) is fixed in the groove (541).

4. The apparatus for rapidly processing surface pattern of bulk amorphous alloy according to claim 1, wherein: the pressing mechanism (2) comprises a pressing cylinder (21) and an insulating block (22) fixedly connected with the pressing cylinder (21), the die (1) is fixed on the insulating block (22), and the pressing cylinder (21) drives the insulating block (22) to drive the die (1) to move up and down.

5. The apparatus for rapidly processing surface pattern of bulk amorphous alloy according to claim 4, wherein: the rotary worktable (5) is fixed on the ground or a table top through the fixing frame (6).

6. The apparatus for rapidly processing surface pattern of bulk amorphous alloy according to claim 5, wherein: the rotary worktable is characterized in that a driving shaft (61) is arranged in the fixing frame (6), the rotary worktable (5) is sleeved on the driving shaft (61) and rotates under the driving of the driving shaft (61).

7. The apparatus for rapidly processing surface pattern of bulk amorphous alloy according to claim 6, wherein: the rotary worktable (5), the processing module (54) and the driving shaft (61) are all made of conductive materials, an electric conduction slip ring (32) is sleeved on the outer side wall of the driving shaft (61), the electric conduction slip ring (32) comprises a stator (321) and a rotor (322), the stator (321) is connected to the negative pole of the heating power supply (3) through an electric wire (31), and the rotor (322) is connected to the driving shaft (61) to enable the block amorphous alloy (4) to be communicated with the negative pole of the heating power supply (3).

8. The apparatus for rapidly processing surface pattern of bulk amorphous alloy according to claim 5, wherein: still including passing rotary worktable (5) and fixing fixed disk (7) on mount (6), the diameter of fixed disk (7) is less than rotary worktable (5), pressurize cylinder (21) and fix on fixed disk (7).

9. The apparatus for rapidly processing surface pattern of bulk amorphous alloy according to claim 1, wherein: the heating power supply (3) is a medium-frequency inverter direct-current power supply, and the die (1) is a metal die.

10. The apparatus for rapidly processing surface pattern of bulk amorphous alloy according to claim 1, wherein: the current of the heating power supply (3) is 1-5000A, the heating time is 1-999ms, the maximum voltage is 30V, and the pressure applied to the die (1) by the pressing mechanism (2) is 1000N-10000N.

Technical Field

The invention relates to the field of processing of surface patterns of bulk amorphous alloys, in particular to a device for rapidly processing the surface patterns of the bulk amorphous alloys.

Background

The amorphous alloy is solidified by super-quenching, atoms are not arranged in order to be crystallized when the alloy is solidified, the obtained solid alloy is in a long-range disordered structure, molecules (or atoms and ions) forming the alloy are not in a spatially regular periodicity, and crystal grains and crystal boundaries of the crystalline alloy do not exist. The amorphous alloy has a plurality of unique properties, and is a research and development focus of the material science community at home and abroad from the 80 s due to excellent properties and simple process.

In the mass production process of the bulk amorphous alloy, various specific patterns, such as brand Logo, floral patterns and the like, are generally required to be processed on the appearance surface according to requirements. At present, the common processing method such as NC processing has long processing time, high cost and low efficiency, and a lot of metal scraps are generated during processing, so that additional cleaning is needed. Therefore, there is a need to develop a method for rapidly and efficiently patterning the surface of bulk amorphous alloy without generating debris or affecting its amorphous structure. Therefore, it is necessary to develop a device capable of rapidly processing a pattern on the surface of an amorphous alloy, thereby improving the processing efficiency without affecting the amorphous structure.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to improve the efficiency of processing the surface pattern of the bulk amorphous alloy and not influence the amorphous structure, the invention provides a device for rapidly processing the surface pattern of the bulk amorphous alloy.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a device for rapidly processing surface patterns of bulk amorphous alloys comprises a mold, a pressure applying mechanism and a heating power supply, wherein the mold and the bulk amorphous alloys are respectively communicated with the anode and the cathode of the heating power supply through electric wires and used for heating the bulk amorphous alloys; the die is fixedly arranged on the pressure mechanism and used for pressing the die on the bulk amorphous alloy at set pressure through the pressure mechanism, and the required pattern is formed on the bulk amorphous alloy in an impressing mode.

Specifically, foretell quick processingequipment of block metallic glass surface pattern still includes swivel work head, swivel work head is the disc structure, including evenly distributed's material loading station, processing station and ejection of compact station, swivel work head is equipped with the processing module respectively in the position that corresponds with three station, the processing module is used for fixed block metallic glass.

Specifically, the processing module is provided with a groove matched with the shape of the block amorphous alloy, and the block amorphous alloy is fixed in the groove.

Specifically, the pressing mechanism comprises a pressing cylinder and an insulating block fixedly connected with the pressing cylinder, the mold is fixed on the insulating block, and the pressing cylinder drives the insulating block to drive the mold to move up and down.

Specifically, the rapid processing tool for the surface pattern of the bulk amorphous alloy further comprises a fixing frame, and the rotary workbench is fixed on the ground or a table top through the fixing frame.

Specifically, a driving shaft is arranged in the fixed frame, and the rotary worktable is sleeved on the driving shaft and is driven by the driving shaft to rotate.

Specifically, the rotary worktable, the processing module and the driving shaft are all made of conductive materials, a conductive slip ring is sleeved on the outer side wall of the driving shaft and comprises a stator and a rotor, the stator is connected to the negative electrode of the heating power supply through a wire, and the rotor is connected to the driving shaft so that the block amorphous alloy is communicated with the negative electrode of the heating power supply.

Specifically, foretell bulk amorphous alloy surface pattern rapid tooling device still includes and passes the fixed disk that the swivel work head was fixed on the mount, the diameter of fixed disk is less than the swivel work head, the cylinder of exerting pressure is fixed on the fixed disk.

Specifically, the heating power supply is a medium-frequency inverter direct-current power supply, and the mold is a metal mold.

Specifically, the current of the heating power supply is 1-5000A, the heating time is 1-999ms, the maximum voltage is 30V, and the pressure applied to the die by the pressing mechanism is 1000N-10000N.

The invention has the beneficial effects that:

(1) the novel pressing mechanism is used for pressing the die on the surface of the block amorphous alloy, and the die is electrically heated, so that the part to be processed of the block amorphous alloy is rapidly heated to be higher than the glass-transition temperature, and a required pattern is formed under the die pressure after the part is softened;

(2) the rotary worktable is arranged and comprises the feeding station, the processing station and the discharging station which are uniformly distributed, so that the processing can be continuously carried out, and the processing efficiency is further improved;

(3) the heating time of the invention is only 1-999ms, the whole process can be completed only by a few seconds, the production efficiency is greatly improved, and the pressure value is controlled by using the cylinder in the pressure applying process, so that the accurate control can be realized;

(4) because the heating time is only 1-999ms, and the current only locally heats the position to be processed, the crystallization of the amorphous alloy can not be caused, the oxidation of the surface of the amorphous alloy can not be caused, and various performances of the amorphous alloy are not influenced.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the electrical wire and drive shaft of the present invention in communication with the negative electrode of the heating power source;

FIG. 3 is a schematic view of the electrically conductive slip ring of the present invention connected to a drive shaft and electrical wires;

FIG. 4 is a schematic structural view of a process module of the present invention;

FIG. 5 is a schematic structural view of the mold of the present invention;

FIG. 6 is a schematic view of patterning a surface of an amorphous alloy according to example 1;

FIG. 7 is a gold phase diagram of the processed amorphous alloy of example 1;

FIG. 8 is a schematic view of patterning a surface of an amorphous alloy according to example 2;

FIG. 9 is a gold phase diagram of the processed amorphous alloy of example 2;

FIG. 10 is a schematic view of patterning a surface of an amorphous alloy according to example 3;

FIG. 11 is a gold phase diagram of an amorphous alloy after processing in example 3;

in the figure: 1, a mould; 11. a pattern; 2. a pressure applying mechanism; 21. a pressure cylinder; 22. an insulating block; 3. a heating power supply; 31. an electric wire; 32. an electrically conductive slip ring; 321. a stator; 322. a rotor; 4. bulk amorphous alloy; 5. rotating the working table; 51. a feeding station; 52. a processing station; 53. a discharge station; 54. a processing module; 541. a groove; 6. a fixed mount; 61. a drive shaft; 7. and (7) fixing the disc.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

A device for rapidly processing a pattern on the surface of a block amorphous alloy is shown in figure 1 and comprises a mold 1, a pressure applying mechanism 2 and a heating power supply 3, wherein the mold 1 and the block amorphous alloy 4 are respectively communicated with the positive electrode and the negative electrode of the heating power supply 3 through electric wires 31 and used for heating the block amorphous alloy 4; the mold 1 is fixedly arranged on the pressing mechanism 2, and is used for pressing the mold 1 on the bulk amorphous alloy 4 with a set pressure through the pressing mechanism 2, and stamping and forming a required pattern 11 on the bulk amorphous alloy 4. As shown in fig. 5, a pattern 11 to be imprinted is provided on the mold 1.

In a specific embodiment, as shown in fig. 1, the device for rapidly processing a surface pattern of a bulk amorphous alloy further includes a rotary table 5, the rotary table 5 is of a disc structure and includes a feeding station 51, a processing station 52 and a discharging station 53 which are uniformly distributed, the rotary table 5 is provided with processing modules 54 at positions corresponding to the three stations, and the processing modules 54 are used for fixing the bulk amorphous alloy 4.

In the specific embodiment, the bulk amorphous alloy 4 is fixed on the processing module 54 at the loading station 51, then the processing module 54 to which the bulk amorphous alloy 4 to be processed is fixed rotates to the processing station 52 along with the rotating table 5, then the pressing mechanism 2 drives the mold 1 to press the bulk amorphous alloy 4 at a set pressure, the power is turned on, the bulk amorphous alloy 4 to be processed is heated for a set time at a set current, and after the power is turned on, the pressing mechanism 2 drives the mold 1 to ascend, and the processing of the pattern 11 is completed. Then, the processing module 54 to which the processed bulk amorphous alloy 4 is fixed rotates to the discharge station 53 along with the rotary table 5, and the processed bulk amorphous alloy 4 is taken out. The whole device can continuously work.

In a specific embodiment, as shown in fig. 4, the processing module 54 is provided with a groove 541 matched with the shape of the bulk amorphous alloy 4, and the bulk amorphous alloy 4 is fixed in the groove 541.

In a specific embodiment, as shown in fig. 1, the pressing mechanism 2 includes a pressing cylinder 21 and an insulating block 22 fixedly connected to the pressing cylinder 21, the mold 1 is fixed on the insulating block 22, and the pressing cylinder 21 drives the insulating block 22 to move the mold 1 up and down.

In a specific embodiment, as shown in fig. 1, the device for rapidly processing a surface pattern of bulk amorphous alloy further comprises a fixing frame 6, and the rotary table 5 is fixed on the ground or a table top through the fixing frame 6.

In a specific embodiment, as shown in fig. 2, a driving shaft 61 is provided in the fixing frame 6, and the rotary table 5 is sleeved on the driving shaft 61 and is driven by the driving shaft 61 to rotate.

In a specific embodiment, as shown in fig. 1-2, the rotating table 5, the processing module 54 and the driving shaft 61 are all made of conductive materials, the outer side wall of the driving shaft 61 is sleeved with an electrically conductive slip ring 32, the electrically conductive slip ring 32 includes a stator 321 and a rotor 322, the stator 321 is connected to the negative electrode of the heating power supply 3 through an electric wire 31, and the rotor 322 is connected to the driving shaft 61, so that the bulk amorphous alloy 4 is communicated with the negative electrode of the heating power supply 3. In the specific embodiment, the rotary worktable 5, the processing module 54 and the driving shaft 61 are all made of conductive metal materials, the rotary worktable 5 is sleeved on the driving shaft 61, the rotary worktable and the driving shaft 61 are in mutual contact, the conductive slip ring 32 is sleeved on the driving shaft 61, the rotor is communicated with the driving shaft 61, the electric wire 31 is used for communicating the negative electrode of the heating power supply 3 with the stator of the conductive slip ring 32, so that the negative pole of the heating power supply 3 is communicated with the bulk amorphous alloy 4 through the electric wire 31, the electric conduction slip ring 32, the driving shaft 61, the rotary worktable 5 and the processing module 54, the positive pole of the heating power supply 3 is communicated with the mould 1, since the contact position of the mold 1 and the bulk amorphous alloy 4 has a small area and a large resistance, the current rapidly heats the contact position to raise the temperature of the bulk amorphous alloy 4 above the glass transition temperature Tg, Tx or below, the bulk amorphous alloy 4 softens and then forms the desired pattern 11 under the pressure of the mold 1.

In a specific embodiment, as shown in fig. 1, the apparatus for rapidly processing a surface pattern of bulk amorphous alloy further comprises a fixed plate 7 fixed on the fixed frame 6 through the rotary table 5, wherein the diameter of the fixed plate 7 is smaller than that of the rotary table 5, and the pressure cylinder 21 is fixed on the fixed plate 7.

In a specific embodiment, the heating power supply 3 is a medium frequency inverter dc power supply, and the mold 1 is a metal mold. In a particular embodiment, the material used for the mold 1 may be copper or mold steel.

In a specific embodiment, the current of the heating power supply 3 is 1-5000A, the heating time is 1-999ms, the voltage is 30V at most, and the pressure applied by the pressure applying mechanism 2 to the mold 1 is 1000N-10000N.

The device for processing the pattern on the surface of the bulk amorphous alloy comprises the following steps:

(1) preparing a mould 1 according to the desired pattern 11;

(2) fixing the mold 1 on the insulating block 22 below the pressing cylinder 21, connecting the insulating block to the positive electrode of the heating power supply 3 through the wire 31, fixing the block amorphous alloy 4 to be processed in the groove 541 of the processing module 54 of the feeding station 51 (the block amorphous alloy 4 is communicated with the negative electrode of the heating power supply 3 through the conductive processing module 54, the conductive rotary table 5, the conductive driving shaft 61, the conductive sliding ring 32 and the wire 31), and transferring the block amorphous alloy 4 to the processing station 52 along with the rotary table 5;

(3) the pressing cylinder 21 drives the die 1 to be pressed on the block amorphous alloy 4 under a certain pressure, the heating power supply 3 is switched on to heat the block amorphous alloy 4 (the heating power supply 3 can be always in a switched-on state, or can be switched on after the die 1 is pressed on the block amorphous alloy 4), the contact position is rapidly heated by current to raise the temperature to be higher than the glass transition temperature, a required pattern 11 is formed under the action of the pressure of the die 1 after the softened heating part of the block amorphous alloy 4 to be processed, and the heating power supply 3 is switched off;

(4) the processed bulk amorphous alloy 4 rotates to a discharging station 53 along with the rotating table 5 and is taken out.

When the width delta T of the supercooling liquid phase region of the block amorphous alloy to be processed is less than or equal to 50 ℃, the pressure is set to be 5000-10000N, the current is 100-3000A, and the heating time is 1-300 ms.

When the width of the supercooled liquid region of the block amorphous alloy to be processed is more than 50 ℃ and delta T is less than or equal to 100 ℃, the pressure is set to 2000-4000N, the current is 100-4000A, and the heating time is 100-500 ms.

When the width delta T of the supercooling liquid phase region of the block amorphous alloy to be processed is more than 100 ℃, the pressure is set to be 1000-.

The following provides several examples of patterning the surface of bulk amorphous alloys using the apparatus of the present invention: