CN108746912B - Device and method for ultrasonic imprinting metallization of ceramic surface - Google Patents
Device and method for ultrasonic imprinting metallization of ceramic surface Download PDFInfo
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- CN108746912B CN108746912B CN201810621923.7A CN201810621923A CN108746912B CN 108746912 B CN108746912 B CN 108746912B CN 201810621923 A CN201810621923 A CN 201810621923A CN 108746912 B CN108746912 B CN 108746912B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/20—Preliminary treatment of work or areas to be soldered, e.g. in respect of a galvanic coating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/10—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating making use of vibrations, e.g. ultrasonic welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K28/00—Welding or cutting not covered by any of the preceding groups, e.g. electrolytic welding
- B23K28/02—Combined welding or cutting procedures or apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/06—Solder feeding devices; Solder melting pans
- B23K3/0607—Solder feeding devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
Abstract
The invention relates to a device and a method for modifying the surface of a material, in particular to a device for ultrasonic imprinting and metalizing the surface of a ceramic, which is characterized by consisting of an ultrasonic system, a heating system and a traveling mechanism, wherein the ultrasonic system is provided with an ultrasonic generator, an energy transducer, a vibration transmission rod, an energy concentrator and a welding head, wherein an assembly consisting of the energy transducer, the vibration transmission rod, the energy concentrator and the welding head is fixed on a mechanical arm in the traveling mechanism through a clamp, the ultrasonic generator converts an electric signal into mechanical vibration through the energy transducer, and the mechanical vibration is transmitted to the welding head through the vibration transmission rod and the energy concentrator and acts on the surface of a parent metal to be metalized, the invention can realize the surface modification of ceramic materials, metal materials, carbonaceous materials, composite materials and the like at lower temperature, obtain continuous, uniform and strong-binding surface metalized layers, greatly simplify the process and effectively control the production cost, hardly causes pollution to the environment.
Description
The technical field is as follows:
the invention belongs to the technical field of welding, and particularly relates to an ultrasonic stamping metallization device and method which are particularly suitable for realizing surface modification of ceramic materials, metal materials, carbonaceous materials, composite materials and the like.
Background art:
the ceramic material generally has a plurality of excellent qualities of high temperature resistance, corrosion resistance, abrasion resistance, scouring resistance and the like, can be used in a harsh working environment which is difficult to bear by traditional metal materials and organic materials, and is the same as other new materials, so that the ceramic material becomes an important material basis for the improvement of the technology of emerging industries and the traditional industries. In order to meet the development requirements of light weight, high power and high integration of power devices, ceramics are produced as novel electronic heat dissipation packaging materials, and in order to realize the integration of electronic circuits, ceramic materials are often used as electronic substrate materials, and the metallization of the ceramic surface is used as an important link and a technical difficulty of ceramic materials in the practical packaging application. In addition, the manufacturing and processing processes of ceramic materials with larger volumes are extremely difficult, and the interconnection of the ceramic materials and metal materials is often needed to realize the metallization of the ceramic surface, so that the ceramic surface has certain metal properties, the interconnection difficulty of the ceramic and the metal is reduced, and the application of the ceramic materials in complex components is greatly promoted. How to realize an efficient and high-quality metallization layer on the surface of the ceramic becomes a hotspot and difficulty of current research.
Scholars at home and abroad carry out intensive research on the metallization of the ceramic surface, and although certain achievements are achieved, the traditional metallization process still has a plurality of problems. Common methods for ceramic metallization are: chemical plating, electroplating, vacuum sputtering, vacuum evaporation, high-temperature sintering, laser cladding and the like, but the traditional processes have the problems of poor binding force of a metallized film layer, more film layer defects, high equipment cost, complex process, long process period, low efficiency, easy environmental pollution and the like.
The ultrasonic stamping surface metallization process is environment-friendly, simple in equipment, short in process period, high in efficiency, free of a vacuum environment and greatly reduced in equipment cost. The traditional process for realizing surface modification by adopting ultrasound generally has strict requirements on the size of materials, has large ultrasonic energy loss, is difficult to realize local area selection metallization, is limited by ultrasonic power, and cannot obtain a film layer with a large area.
The invention content is as follows:
the invention provides an ultrasonic stamping metallization device and method particularly suitable for realizing surface modification of ceramic materials, aiming at the defects and shortcomings of the prior art.
In order to achieve the above object, the present invention is achieved by the following measures:
a device for ultrasonic impression metallization of a ceramic surface is characterized by comprising an ultrasonic system, a heating system and a traveling mechanism, wherein the ultrasonic system is provided with an ultrasonic generator, an energy converter, a vibration transmission rod, an energy concentrator and a welding head, an assembly consisting of the energy converter, the vibration transmission rod, the energy concentrator and the welding head is fixed on a mechanical arm in the traveling mechanism through a clamp, the ultrasonic generator converts an electric signal into mechanical vibration through the energy converter, and the mechanical vibration is transmitted to the welding head through the vibration transmission rod and the energy concentrator and acts on the surface of a parent metal to be metallized;
the heating system is provided with a hot plate, a hot plate temperature control module, a welding head heating coil and a heating coil temperature control module, wherein the hot plate temperature control module is connected with the hot plate, the welding head heating coil is arranged on the outer side of the welding head, and the heating coil temperature control module is connected with the welding head heating coil;
the ultrasonic power of the ultrasonic generator is 0-3000W, the ultrasonic frequency is 20-120KHz, and when a small area needs to be metallized, the welding head is in a round bar shape, the diameter is 1-10mm, and the length is 50-150 mm; aiming at the area needing to be metalized in a larger size, the welding head body is in a round bar shape, the front end of the welding head body is provided with an end part enlargement part, the diameter of the welding head body is 2-10mm, the length of the welding head body is 50-150mm, and the end part enlargement part of the welding head is in a round shape with the diameter of 4-50 mm.
The walking device system is provided with a mechanical arm for controlling the welding head to move and a control mechanism of the mechanical arm; a fixture for fixing the material to be metallized is also provided, the fixture being placed on the hot plate.
The welding head is fixed on the energy concentrator in a riveting or welding mode, so that the relative movement between the welding head and the energy concentrator is avoided; or the welding head is fixed on the energy collector in a screw fastening mode, and the contact surface is required to be smooth and clean so as to ensure the transmission efficiency of ultrasonic energy.
The working temperature range of the heating plate and the heating coil of the welding head is between room temperature and 1000 ℃; the heating mode adopted by the hot plate is resistance heating or electromagnetic induction heating; the heating mode of the heating coil is an electromagnetic induction coil or a resistance heating coil; the heating mode can also adopt a high-energy beam heating method.
The welding head front end design is not limited to the above forms, the welding head is designed according to the specific metallization process requirements, and the end part of the welding head is designed into a corresponding shape aiming at the area which needs to be localized in a specific shape (such as a square shape, a pentagram shape and the like), so that the working surface of the welding head is ensured to be in good contact with the interface to be interconnected.
The welding head material of the invention is selected from high temperature resistant, wear resistant and high hardness materials, such as high quality white steel, tungsten and alloy thereof.
The invention also provides a device for ultrasonic stamping metallization of the surface, which is used for realizing the surface metallization method on the ceramic material and is characterized by comprising the following steps:
step 1: polishing, cleaning and drying the parent metal for later use;
step 2: fixing a base material on a hot plate by adopting a clamp, directly prefabricating a metallization material on the surface of the material to be metallized in a wire feeding or powder feeding mode, or prefabricating the metallization material on the end face of a welding head, heating the metallization material by a heating system, melting the metallization material, pressing the metallization material into a molten brazing filler metal after the welding head is heated to a temperature slightly higher than the actual temperature of the metallization material, moving the metallization material according to a preset track, and simultaneously applying an ultrasonic action;
and step 3: and moving the welding head out of the surface of the material to be metallized, stopping heating and ultrasonic action, and cooling the sample to obtain the material with the metallized surface.
In step 1 of the present invention, a base material is a ceramic material, and includes: any one of alumina, beryllia, zirconia, zinc oxide, silicon nitride, aluminum nitride, cubic boron nitride, niobium carbide, tungsten carbide, titanium carbide, silicon carbide, gallium nitride, diamond, K9 glass, and silica.
In step 1 of the invention, the base material is not limited to a ceramic material, but also includes a metal material, a carbonaceous material, and a composite material, wherein the metal material includes simple metal substances such as copper, nickel, zinc, magnesium, aluminum, titanium, iron, platinum, gold, silver, and the like, and alloys thereof; the composite material is metal-based composite material of aluminum, magnesium, copper, titanium and the like and alloy thereof, and non-metal-based composite material of ceramic, graphite, carbon and the like.
In the step 1 of the invention, the base material is in the shape of a sheet, a block or an irregular arc, the surface of a material to be metalized (base material) is firstly polished by sand paper or a diamond grinding disc, then the material to be metalized (base material) is sequentially placed in orange oil and acetone solution for ultrasonic cleaning for 3-10min respectively, then the material is placed in a drying oven for drying at the temperature of 120-250 ℃ for 1-5 h, and the material is placed in the drying oven for standby after cooling.
In step 2 of the present invention, the metal film layer may be Sn-based material, and active elements such as Ti, Mg, Al, and Cr are added, such as Sn-x% Al (wt.%, x is 0 to 2), Sn-x% Ti (wt.%, x is 0 to 4), Sn-x% Cr (wt.%, x is 0 to 4), and the heating temperature range of the hot plate and the heating coil is 200 ℃ to 450 ℃.
In step 2 of the invention, the metal film layer can adopt a metallization material with a higher melting point, such as Al-Si, Ag-Cu-Ti and the like, and the heating temperature range of the hot plate and the heating coil is 500-800 ℃.
In step 2 of the invention, in order to avoid oxidation of the base metal and the metallization material during the heating process, inert gas protection can be performed on the operation area, and nitrogen, argon, helium and the like can be selected.
In step 2 of the invention, modes such as electromagnetic induction heating, resistance heating and the like or a composite heating mode can be adopted, and for certain high-melting-point metalized materials, high-energy beam auxiliary heat sources such as laser, electric arc and the like can be adopted, and the materials are heated and melted by adopting a mode of synchronously moving with a welding head.
In step 2 of the invention, the walking device system controls the welding head to apply pressure to the surface of the material to be metallized within the range of 0-1 Mpa.
In step 2 of the invention, when the width of the area to be metallized is less than or equal to the diameter of the end part of the welding head, a single-layer ultrasonic imprinting mode is adopted, and in the process, the moving speed range of the welding head is controlled by the walking device system to be 0-10 mm/s.
In step 2 of the invention, when the width of the area to be metallized is larger than the diameter of the end part of the welding head, a multi-layer ultrasonic imprinting mode is adopted, namely, in the process, the working surface of the welding head scans the surface to be metallized line by line, and the traveling device system controls the moving speed range of the welding head to be 0-10 mm/s.
In step 3 of the invention, after the ultrasonic action is finished, the welding head is separated from the surface of the parent metal, the heating is stopped, the sample and the clamp thereof are cooled at the cooling rate of 2-10 ℃/min to the room temperature, and the sample is taken down from the clamp.
The ultrasonic stamping metallization method provided by the invention has the advantages that ultrasonic waves are transmitted into molten metal through the welding head, and then cavitation effect and acoustic flow effect are generated. The explosion of the cavitation bubbles enables the surface energy to be converted into heat energy and chemical energy, local high temperature and high pressure are generated, and accompanying shock waves and micro jet flow bombard the surface of the parent metal to cause the peeling or pitting of the surface of the parent metal, so that the wettability of the metalized material on the surface of the parent metal is improved, the metallurgical reaction with the parent metal is promoted, and finally or a high-quality surface metalized layer is formed.
The invention overcomes the harsh condition that the traditional process needs vacuum or protective atmosphere environment, has simple production process, greatly reduces equipment cost and avoids environmental pollution; compared with the conventional ultrasonic surface metallization method, the method has low requirement on the size of the material, and can realize local area selection metallization and large-area range metallization; the mode of directly loading ultrasonic on the molten metal material is adopted, so that the loss of ultrasonic power is effectively reduced; and the ultrasonic can refine joint crystal grains, and effectively solves the problem of larger residual stress of the traditional soldered joint.
Compared with the prior art, the method has the remarkable advantages of simple equipment, short process period, flexible operation and the like, greatly reduces the cost, is suitable for large-scale industrial production, and has great application prospect in the field of surface modification of ceramic materials, metal materials, composite materials and the like.
Description of the drawings:
FIG. 1 is a schematic structural diagram of the present invention.
Reference numerals: the device comprises a mechanical arm 1, a mechanical arm control system 2, a hot plate temperature control module 3, a hot plate 4, a welding fixture 5, a base metal to be metalized 6, a welding fixture 7, a welding head heating coil temperature control module 8, a welding head heating coil 9, a welding head 10, an energy concentrator 11, a vibration transmission rod 12, an energy converter 13 and an ultrasonic generator 14.
The specific implementation mode is as follows:
the present invention is described below as a preferred embodiment with reference to the practical examples, but the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be within the scope of the present invention.
Example 1:
a method for realizing metallization on the surface of alumina ceramic by adopting an ultrasonic stamping metallization process comprises the following steps:
step 1: selecting alumina ceramics with the size of 20 multiplied by 2mm, polishing the parent metal by a diamond grinding disc with 1000 meshes, sequentially placing the parent metal in orange oil and acetone solution for ultrasonic cleaning for 3min, placing the parent metal in a blast type drying oven for drying at the temperature of 200 ℃ for 2h, and placing the parent metal in the drying oven for later use after cooling;
step 2: fixing the pretreated base material on a hot plate through a clamp, raising the temperature of the hot plate to 250 ℃, selecting Sn0.3Ag0.7Cu-2% Al (wt.%) as a metallization material and prefabricating the metallization material on the surface of ceramic, wherein the diameter of the end part of a welding head is 10mm, raising the temperature of the welding head to 270 ℃, carrying out heat preservation on the assembled structure for a proper time, after the metallization material is melted, contacting the welding head with the base material through a mechanical arm, applying pressure, scanning the surface to be metallized line by line according to a pre-programmed program, and simultaneously applying an ultrasonic action, wherein the ultrasonic vibration direction is vertical to the moving direction, the ultrasonic frequency is 40KHz, the power is 600W, and the moving speed of the welding head is 4 mm/s;
and step 3: after the ultrasonic action is finished, the welding head is moved out of the surface of the alumina ceramic, the metalized layer can be properly corrected by adopting a scraper, the heating is stopped, and the sample is cooled at the cooling rate of 10 ℃/min.
By adopting the embodiment mode, a uniform and continuous Sn-based metalized film can be obtained on the surface of the alumina ceramic, the metalized film is complete and compact and has no defects of cracks, holes and the like through analysis and detection, and the bonding force between the film and the base material is strong, so that the use requirement can be met.
Example 2:
a method for realizing metallization on the surface of aluminum nitride ceramic by adopting an ultrasonic stamping metallization process comprises the following steps:
step 1: selecting aluminum nitride ceramics with the size of 20 multiplied by 2mm, polishing the parent metal by a diamond grinding disc with 1000 meshes, sequentially placing the parent metal in orange oil and acetone solution for ultrasonic cleaning for 3min, placing the parent metal in a blast type drying oven for drying at the temperature of 200 ℃ for 2h, and placing the parent metal in the drying oven for later use after cooling;
step 2: fixing the pretreated base material on a hot plate through a clamp, raising the temperature of the hot plate to 250 ℃, selecting Sn0.3Ag0.7Cu-1% Ti (wt.%) as a metallization material and prefabricating the metallization material on a ceramic surface, wherein the diameter of the end part of a welding head is 10mm, raising the temperature of the welding head to 270 ℃, carrying out heat preservation on the assembled structure for a proper time, after the metallization material is melted, contacting the welding head with the base material through a mechanical arm, applying pressure, scanning the surface to be metallized line by line according to a pre-programmed program, and simultaneously applying an ultrasonic action, wherein the ultrasonic vibration direction is vertical to the moving direction, the ultrasonic frequency is 40KHz, the power is 600W, and the moving speed of the welding head is 4 mm/s;
and step 3: after the ultrasonic action is finished, the welding head is moved out of the surface of the aluminum nitride ceramic, the metalized layer can be properly corrected by adopting a scraper, the heating is stopped, and the sample is cooled at the cooling rate of 10 ℃/min.
By adopting the embodiment mode, a uniform and continuous Sn-based metallized film layer can be obtained on the surface of the aluminum nitride ceramic, the metallized film layer is complete and compact through analysis and detection, the defects of cracks, holes and the like are avoided, and the bonding force between the film layer and the base material is strong, so that the use requirement can be met.
Example 3:
a method for realizing metallization on the surface of zirconia ceramic by adopting an ultrasonic stamping metallization process comprises the following steps:
step 1: selecting zirconia ceramics with the size of 17 multiplied by 5mm, polishing the parent metal by a diamond grinding disc with 1000 meshes, sequentially putting the parent metal into orange oil and acetone solution for ultrasonic cleaning for 3min, then putting the parent metal into a blast type drying oven for drying at the temperature of 200 ℃ for 2h, and cooling and putting the parent metal into the drying oven for later use;
step 2: fixing the pretreated base material on a hot plate through a clamp, raising the temperature of the hot plate to 600 ℃, selecting Al-11.7% Si (wt.%) eutectic alloy as a metallization material and prefabricating the metallization material on the surface of ceramic, wherein the diameter of the end part of a welding head is 15mm, raising the temperature of the welding head to 620 ℃, carrying out heat preservation on the assembled structure for a proper time, after the metallization material is molten, contacting the welding head with the base material through a mechanical arm, applying pressure, scanning the surface to be metallized line by line according to a pre-programmed program, and simultaneously applying ultrasonic action, wherein the ultrasonic vibration direction is vertical to the moving direction, the ultrasonic frequency is 40KHz, the power is 800W, and the moving speed of the welding head is 5 mm/s;
and step 3: after the ultrasonic action is finished, the welding head is moved out of the surface of the zirconia ceramic, the metalized layer can be properly corrected by adopting a scraper, the heating is stopped, and the sample is cooled at the cooling rate of 6 ℃/min.
By adopting the embodiment mode, a uniform and continuous Al-based metalized film can be obtained on the surface of the zirconia ceramic, and the metalized film is complete and compact and has no defects of cracks, holes and the like through analysis and detection, and the film has strong bonding force with a base material and can meet the use requirement.
It should be noted that while the apparatus and method of the present invention have been described in detail with reference to the accompanying drawings and examples, the present invention is not limited thereto, and that insubstantial modifications of the invention using the inventive concept will nevertheless fall within the scope of the invention.
Claims (7)
1. A method for metallizing the surface of a ceramic material by using a device for ultrasonically imprinting and metallizing the surface of the ceramic material, wherein the device for ultrasonically imprinting and metallizing the surface of the ceramic material consists of an ultrasonic system, a heating system and a traveling mechanism, wherein the ultrasonic system is provided with an ultrasonic generator, an energy transducer, a vibration transmission rod, an energy concentrator and a welding head, an assembly consisting of the energy transducer, the vibration transmission rod, the energy concentrator and the welding head is fixed on a mechanical arm in the traveling mechanism through a clamp, the ultrasonic generator converts an electric signal into mechanical vibration through the energy transducer, and the mechanical vibration is transmitted to the welding head through the vibration transmission rod and the energy concentrator and acts on the surface of a parent metal to be;
the heating system is provided with a hot plate, a hot plate temperature control module, a welding head heating coil and a heating coil temperature control module, wherein the hot plate temperature control module is connected with the hot plate, the welding head heating coil is arranged on the outer side of the welding head, and the heating coil temperature control module is connected with the welding head heating coil;
the ultrasonic power of the ultrasonic generator is 0-3000W, the ultrasonic frequency is 20-120KHz, and when a small area needs to be metallized, the welding head is in a round bar shape, the diameter is 1-10mm, and the length is 50-150 mm; aiming at the area needing to be metalized in a larger area, the welding head body is in a round bar shape, the front end of the welding head body is provided with an end part enlargement part, the diameter of the welding head body is 2-10mm, the length of the welding head body is 50-150mm, and the end part enlargement part of the welding head is in a round shape with the diameter of 4-50 mm;
the method is characterized by comprising the following steps of:
step 1: polishing, cleaning and drying the parent metal for later use;
step 2: fixing a base material on a hot plate by adopting a clamp, directly prefabricating a metallization material on the surface of the material to be metallized in a wire feeding or powder feeding mode, or prefabricating the metallization material on the end face of a welding head, heating the metallization material by a heating system, melting the metallization material, pressing the metallization material into a molten metallization material after the welding head is heated to a temperature slightly higher than the actual temperature of the metallization material, moving the metallization material according to a preset track, and simultaneously applying an ultrasonic action;
and step 3: and moving the welding head out of the surface of the material to be metallized, stopping heating and ultrasonic action, and cooling the sample to obtain the material with the metallized surface.
2. The method for metallizing the surface of a ceramic material by using the device for ultrasonically imprinting and metallizing the surface of the ceramic material according to claim 1, wherein in the step 1, the base material is in a shape of a sheet, a block or an irregular arc, the surface of the base material is firstly polished by using sand paper or a diamond grinding disc, then the base material is sequentially placed in orange oil and acetone solutions for ultrasonic cleaning for 3-10min, then the base material is placed in a drying oven for drying at the temperature of 120-250 ℃ for 1-5 h, and the drying oven is placed in the drying oven for standby after cooling.
3. The method for metallizing the surface of a ceramic material by using the device for ultrasonic imprint metallization of a ceramic surface according to claim 1, wherein in the step 2, the traveling mechanism controls the welding head to apply a pressure to the surface of the material to be metallized in the range of 0-1 Mpa; when the width of the area to be metallized is less than or equal to the diameter of the end part of the welding head, a single-layer ultrasonic imprinting mode is adopted, in the technological process, the moving speed range of the welding head is controlled by the walking mechanism to be 0-10mm/s, when the width of the area to be metallized is greater than the diameter of the end part of the welding head, a multi-layer ultrasonic imprinting mode is adopted, namely, in the technological process, the working surface of the welding head scans the surface to be metallized line by line, and the moving speed range of the welding head is controlled by the walking mechanism to be 0-10 mm/.
4. The method for metallizing the surface of a ceramic material by using the device for ultrasonic imprint metallization of the surface of a ceramic material according to claim 1, wherein in the step 3, after the ultrasonic action is finished, the welding head is separated from the surface of the base material, the heating is stopped, the sample and the fixture thereof are cooled, the cooling rate is 2 ℃/min to 10 ℃/min, the sample is cooled to room temperature, and the sample is taken from the fixture.
5. The ceramic material surface metallization method by using the ceramic surface ultrasonic stamping metallization device according to claim 1, wherein a traveling mechanism in the ceramic surface ultrasonic stamping metallization device is provided with a mechanical arm for controlling the movement of the welding head and a control mechanism of the mechanical arm; a fixture for fixing the material to be metallized is also provided, the fixture being placed on the hot plate.
6. The method for metalizing the surface of the ceramic material by using the device for ultrasonically stamping and metalizing the surface of the ceramic material according to claim 1, wherein in the device for ultrasonically stamping and metalizing the surface of the ceramic material, the welding head is fixed on the energy concentrator in a riveting or welding way, so that the relative movement between the welding head and the energy concentrator is avoided; or the welding head is fixed on the energy collector in a screw fastening mode, and the contact surface is required to be smooth and clean so as to ensure the transmission efficiency of the ultrasonic energy.
7. The method for metalizing the surface of the ceramic material by using the device for ultrasonically stamping and metalizing the surface of the ceramic material as claimed in claim 1, wherein the working temperature of a hot plate and a heating coil of a welding head in the device for ultrasonically stamping and metalizing the surface of the ceramic material is in a range of room temperature to 1000 ℃; the heating mode adopted by the hot plate is resistance heating or electromagnetic induction heating; the heating mode of the heating coil is an electromagnetic induction coil or a resistance heating coil.
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