阅读说明：本技术 一种增材制造金属材料熔炼炉 (Melting furnace for additive manufacturing of metal materials ) 是由 刘子钧 于 2021-07-22 设计创作，主要内容包括：本发明公开了一种增材制造金属材料熔炼炉,包括炉体外壳,炉体外壳的顶部设置有密封盖板,炉体外壳的顶端固定连接有安装顶架,安装顶架的中间位置固定连接有驱动器,驱动器输出轴的表面均匀固定连接有旋转加工机构,炉体外壳内部的表面均匀固定连接有触压加工组件,炉体外壳的外部表面且位于触压加工组件的末端均固定连接有限制熔炼组件,炉体外壳的内部且靠近下方的位置固定连接有承载筛板,炉体外壳的底部固定连接有熔融收纳槽,熔融收纳槽底部的中间位置固定连接有排料管口,本发明涉及增材制造技术领域。该增材制造金属材料熔炼炉,达到了将熔融金属材料内部的气泡挤压排出,降低增材制造产物内空气含量,间接提高增材制造生产质量。(The invention discloses a smelting furnace for additive manufacturing metal materials, which comprises a furnace body shell, wherein a sealing cover plate is arranged at the top of the furnace body shell, an installation top frame is fixedly connected to the top end of the furnace body shell, a driver is fixedly connected to the middle position of the installation top frame, a rotary machining mechanism is uniformly and fixedly connected to the surface of an output shaft of the driver, a touch pressing machining assembly is uniformly and fixedly connected to the surface inside the furnace body shell, a melting limiting assembly is fixedly connected to the outer surface of the furnace body shell and the tail end of the touch pressing machining assembly, a bearing sieve plate is fixedly connected to the position inside the furnace body shell and close to the lower part of the furnace body shell, a melting containing groove is fixedly connected to the bottom of the furnace body shell, and a discharge pipe orifice is fixedly connected to the middle position of the bottom of the melting containing groove. The melting furnace for the additive manufacturing metal material achieves the purposes of extruding and discharging air bubbles in the molten metal material, reducing the air content in an additive manufacturing product and indirectly improving the additive manufacturing production quality.)

1. An additive manufacturing metal material smelting furnace, includes furnace body shell (1), its characterized in that: the furnace body comprises a furnace body shell (1), and is characterized in that a sealing cover plate (2) is arranged at the top of the furnace body shell (1), an installation top frame (3) is fixedly connected to the top end of the furnace body shell (1), a driver (4) is fixedly connected to the middle position of the installation top frame (3), an output shaft of the driver (4) extends to the inside of the furnace body shell (1), a rotary processing mechanism (5) is uniformly and fixedly connected to the surface of the output shaft of the driver (4), a touch-press processing assembly (6) is uniformly and fixedly connected to the surface of the inside of the furnace body shell (1), a limit smelting assembly (7) is fixedly connected to the tail end of the touch-press processing assembly (6) on the outer surface of the furnace body shell (1), a bearing sieve plate (8) is fixedly connected to the position close to the lower part inside of the furnace body shell (1), and the bottom end of the output shaft of the driver (4) extends to the lower part of the bearing sieve plate (8), the bottom of the furnace body shell (1) is fixedly connected with a melting storage groove (9), and the middle position of the bottom of the melting storage groove (9) is fixedly connected with a discharge pipe orifice (11).

2. The smelting furnace for additive manufacturing metallic material according to claim 1, wherein: the bottom end axle center department fixedly connected with drive connecting rod (10) of driver (4) output shaft, drive connecting rod (10) outside all around is rotated and is connected with stirring compression wheel (12), evenly fixed intercommunication has blast pipe (13) all around in the discharge tube mouth (11) outside.

3. The smelting furnace for additive manufacturing metallic material according to claim 2, wherein: rotatory processing agency (5) are including conduction blade (51), the inboard end of conduction blade (51) and the output shaft fixed connection of driver (4), the position that conduction blade (51) are close to the outside is provided with the protection and accomodates groove (52), the protection is accomodate groove (52) and is close to the position rotation in the outside and be connected with regulating spindle (53), the outside one end fixedly connected with of regulating spindle (53) scrapes material sieve (54), scrape material sieve (54) and the protection and accomodate groove (52) and correspond the setting.

4. The smelting furnace for additive manufacturing metallic material according to claim 3, wherein: resistance-increasing turning grooves (55) are uniformly formed in the surface of the outer portion of the adjusting shaft (53), and rolling and laminating blocks (56) are fixedly connected to the back of the outer portion of the adjusting shaft (53).

5. The smelting furnace for additive manufacturing metallic material according to claim 1, wherein: the pressing machining assembly (6) comprises a flattening smelting block (61), the inner side of the flattening smelting block (61) is fixedly connected with the furnace body shell (1), a movable inner groove (62) is formed in the position, close to the right side, of the flattening smelting block (61), and a movable top block (63) is rotatably connected to the inner portion of the movable inner groove (62).

6. The smelting furnace for additive manufacturing metallic material according to claim 5, wherein: the surface of the outer part of the movable jacking block (63) is uniformly provided with transverse guide grooves (64), and the surface of the inner part of each transverse guide groove (64) is uniformly and fixedly connected with a filtering lug (65).

7. The smelting furnace for additive manufacturing metallic material according to claim 6, wherein: the limiting smelting assembly (7) comprises a supporting inclined plate (71), one end of the back face of the supporting inclined plate (71) is fixedly connected with the furnace body shell (1), one side of the front face of the supporting inclined plate (71) is fixedly connected with a limiting insertion frame (72), and the left end of the limiting insertion frame (72) is arranged corresponding to the tail end of the flattening smelting block (61).

8. The smelting furnace for additive manufacturing metallic material according to claim 7, wherein: the surface of one side of the front face of the limiting insertion frame (72) is uniformly provided with discharging sieve holes (73), and the back face inside the limiting insertion frame (72) is fixedly connected with a heating sheet (74).

Technical Field

The invention relates to the technical field of additive manufacturing, in particular to a smelting furnace for additive manufacturing of a metal material.

Background

The additive manufacturing integrates computer aided design, material processing and forming technology, and is a manufacturing technology for manufacturing solid objects by stacking special metal materials, non-metal materials and medical biological materials layer by layer in modes of extrusion, sintering, melting, photocuring, spraying and the like through a software and numerical control system on the basis of a digital model file.

The additive manufacturing technology is a scientific and technical system for directly manufacturing parts by driving three-dimensional data of the parts based on a discrete-accumulation principle. Based on different classification principles and understanding modes, the additive manufacturing technology also has various names such as rapid prototyping, rapid forming, rapid manufacturing, 3D printing and the like, the content of the additive manufacturing technology is still deepened, and the extension of the additive manufacturing technology is also expanded, and the additive manufacturing technology has the same meaning as the rapid forming technology and the rapid manufacturing technology.

The smelting furnace of present additive manufacturing directly melts massive metal, and the heated area of metal piece is little, and is low to soft metal material's smelting efficiency to impurity in the metal piece is difficult for rejecting, causes the influence to the quality of additive manufacturing.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a smelting furnace for additive manufacturing metal materials, which solves the problems that the existing smelting furnace for additive manufacturing directly melts massive metal, the heating area of a metal block is small, the smelting efficiency of soft metal materials is low, impurities in the metal block are not easy to remove, and the quality of additive manufacturing is affected.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a smelting furnace for manufacturing metal materials in an additive mode comprises a furnace body shell, wherein a sealing cover plate is arranged at the top of the furnace body shell, the top end of the furnace body shell is fixedly connected with an installation top frame, the middle position of the installation top frame is fixedly connected with a driver, the output shaft of the driver extends to the inside of the furnace body shell, the surface of the output shaft of the driver is uniformly and fixedly connected with a rotary processing mechanism, the surface inside the furnace body shell is uniformly and fixedly connected with a touch-press processing assembly, the outer surface of the furnace body shell and the tail end of the touch-press processing assembly are fixedly connected with a smelting limiting assembly, a bearing sieve plate is fixedly connected in the furnace body shell and close to the lower part, the bottom end of the output shaft of the driver extends to the lower part of the bearing sieve plate, the bottom fixedly connected with melting of furnace body shell accomodates the groove, the intermediate position fixedly connected with discharge tube mouth of pipe of melting storage tank bottom.

Preferably, the bottom end axis of the output shaft of the driver is fixedly connected with a driving connecting rod, the outer sides of the periphery of the driving connecting rod are rotatably connected with stirring compression wheels, and the periphery of the outer side of the discharge pipe opening is uniformly and fixedly communicated with exhaust pipes. And air bubbles in the molten metal material are extruded and discharged, so that the air content in the additive manufacturing product is reduced, and the additive manufacturing production quality is indirectly improved.

Preferably, rotatory processing agency includes the conduction blade, the medial extremity of conduction blade and the output shaft fixed connection of driver, the position that the conduction blade is close to the outside is provided with the protection and accomodates the groove, the protection is accomodate the position rotation that the groove is close to the outside and is connected with the regulating spindle, the outside one end fixedly connected with of regulating spindle scrapes the material sieve, scrape the material sieve and accomodate the groove with the protection and correspond the setting. The large molten metal is conducted outwards, and the metal block is directionally conducted and processed, so that the metal smelting efficiency is further improved.

Preferably, resistance-increasing turnover grooves are uniformly formed in the surface of the outer portion of the adjusting shaft, and the back of the outer portion of the adjusting shaft is fixedly connected with a rolling fitting block. The metal block can be gradually rolled and flattened, the heating area of the metal is increased, and the smelting efficiency of the metal material is improved.

Preferably, the pressing processing assembly comprises a flattening smelting block, the inner side of the flattening smelting block is fixedly connected with the furnace body shell, a movable inner groove is formed in the position, close to the right side, of the flattening smelting block, and a movable top block is rotatably connected inside the movable inner groove. The contact-pressing processing assembly adopts a cambered surface structure, so that the extrusion strength of the metal block is gradually increased, and the power for compressing the metal material into a sheet is ensured.

Preferably, the surface outside the movable jacking block is uniformly provided with transverse guide grooves, and the surface inside the transverse guide grooves is uniformly and fixedly connected with filtering lugs. The purity of the metal material is ensured, and the additive manufacturing quality is improved.

Preferably, the limiting and smelting assembly comprises a supporting inclined plate, one end of the back surface of the supporting inclined plate is fixedly connected with the outer shell of the furnace body, one side of the front surface of the supporting inclined plate is fixedly connected with a limiting and inserting frame, and the left end of the limiting and inserting frame is arranged corresponding to the tail end of the flattening and smelting block.

Preferably, the surface of one side of the front face of the limiting insertion frame is uniformly provided with discharging sieve holes, and the back face inside the limiting insertion frame is fixedly connected with a heating sheet. The precise screening of the molten metal material is realized, and meanwhile, the non-molten metal is purposefully and independently smelted.

(III) advantageous effects

The invention provides a smelting furnace for manufacturing metal materials in an additive mode. The method has the following beneficial effects:

(1) this vibration material disk metal material smelting furnace, the metal block is rotatory under the effect of rotating machining mechanism, the metal block softens gradually after being heated, it is rotatory along with the pointer to scrape the material sieve and scrape the metal block, move the metal block gradually to touching the prelude of pressing the processing subassembly, the resistance between metal block and the resistance-increasing roll-over groove is rotatory with the regulating spindle this moment, it accomodates the inslot portion to protecting gradually to scrape the material sieve, roll simultaneously and laminate the piece and accomodate the inslot portion upset from protecting and go out, the metal block with roll the surface contact of laminating piece, and along with the rotation of driver, roll laminating piece and touch the processing subassembly cooperation extrusion, can roll the metal block gradually the exhibition flat, increase the heated area of metal, improve metal material's smelting efficiency.

(2) This vibration material disk metal material smelting furnace, rotatory processing agency with touch and press the processing subassembly to break away from the back of contact, scrape the automatic state that expandes that resumes of material sieve under the spring action of regulating spindle axle center department, scrape the material sieve and mix the metal material stirring of furnace body to with bold for the lateral conduction of molten metal, to the directional conduction processing of metal block, further improve metal melting efficiency.

(3) This vibration material disk metal material smelting furnace, metal block and rotatory processing agency cooperate when flattening smelting block surface and removing, touch and press the processing subassembly and adopt cambered surface structure to the extrusion strength crescent of metal block guarantees the flaky power of metal material compression.

(4) According to the additive manufacturing metal material smelting furnace, when the metal material in a semi-molten state moves to the transverse guide chute, the transverse guide chute can divide the metal material into strips, and meanwhile, the filtering lugs filter and collect particles in part of the metal material, so that the purity of the metal material is guaranteed, and the additive manufacturing quality is improved.

(5) This metal material smelting furnace is made to increase material, the fashioned metal material of flattening is conducted to the inside of restriction plug frame, and the heating plate carries out concentrated heating to the metal material of flattening, and the metal material after the melting is inserted the frame from the restriction and is flowed to furnace body shell inside, realizes the fine screening of molten metal material, realizes simultaneously that the metal that does not melt is pertinence independently smelted.

(6) This vibration material disk metal material smelting furnace, the inside collection that the fused metal material passed bearing sieve board and got into the melting and accomodate the groove, the work of driver drives the stirring compression wheel rotatory, and the revolving force flows metal material to the outside of melting and accomodate the groove to stirring compression wheel extrusion metal material, with the inside bubble extrusion discharge of molten metal material, reduce vibration material disk in-product air content, improve vibration material disk production quality indirectly.

Drawings

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

FIG. 2 is a schematic structural view of the top of the furnace body shell according to the present invention;

FIG. 3 is a cross-sectional view of the underside of the furnace shell according to the present invention;

FIG. 4 is a schematic structural view of a rotary processing mechanism according to the present invention;

FIG. 5 is a schematic view of a press working assembly according to the present invention;

FIG. 6 is a schematic diagram of the construction of a restricted melting assembly of the present invention.

In the figure: the device comprises a furnace body shell 1, a sealing cover plate 2, a top frame 3, a driver 4, a rotary processing mechanism 5, a conduction blade 51, a protective storage groove 52, an adjusting shaft 53, a scraping sieve plate 54, a resistance-increasing turning groove 55, a rolling and laminating block 56, a contact processing assembly 6, a flattening smelting block 61, a movable inner groove 62, a movable top block 63, a transverse guide groove 64, a filtering lug 65, a limiting smelting assembly 7, a supporting inclined plate 71, a limiting insertion frame 72, a discharging sieve hole 73, a heating plate 74, a bearing sieve plate 8, a melting storage groove 9, a driving connecting rod 10, a discharging pipe opening 11, a stirring and compressing wheel 12 and an exhaust pipe 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

As shown in fig. 1-3, the present invention provides a technical solution: the utility model provides a vibration material disk metal material smelting furnace, including furnace body shell 1, the top of furnace body shell 1 is provided with sealed apron 2, furnace body shell 1's top fixedly connected with installation roof-rack 3, the intermediate position fixedly connected with driver 4 of installation roof-rack 3, the output shaft of driver 4 extends to the inside of furnace body shell 1, the even fixedly connected with rotation processing mechanism 5 in surface of the 4 output shaft of driver, the even fixedly connected with in surface of furnace body shell 1 inside touches and presses processing subassembly 6, the subassembly 7 is smelted in the outside surface of furnace body shell 1 and the equal fixedly connected with restriction of end that is located and touches and presses processing subassembly 6, the inside and the position fixedly connected with who is close to the below of furnace body shell 1 bears sieve 8, the bottom of driver 4 output shaft extends to the below that bears sieve 8, groove 9 is accomodate in the bottom fixedly connected with melting of furnace body shell 1, the intermediate position fixedly connected with of groove 9 bottom is accomodate in the melting arranges material mouth of pipe 11.

The bottom end axis of the output shaft of the driver 4 is fixedly connected with a driving connecting rod 10, the outer sides of the peripheries of the driving connecting rod 10 are rotatably connected with stirring and compressing wheels 12, and the peripheries of the outer sides of the discharge pipe openings 11 are uniformly and fixedly communicated with exhaust pipes 13. And air bubbles in the molten metal material are extruded and discharged, so that the air content in the additive manufacturing product is reduced, and the additive manufacturing production quality is indirectly improved.

Example two

As shown in fig. 4-5, on the basis of the first embodiment, the present invention provides a technical solution: the utility model provides a material increase manufacturing metal material smelting furnace, rotary machining mechanism 5 includes conduction blade 51, and the inboard end of conduction blade 51 and the output shaft fixed connection of driver 4, the position that conduction blade 51 is close to the outside is provided with the protection and accomodates groove 52, and the protection is accomodate the position rotation that groove 52 is close to the outside and is connected with regulating shaft 53, and the outside one end fixedly connected with of regulating shaft 53 scrapes the material sieve 54, scrapes the material sieve 54 and accomodates the groove 52 with the protection and correspond the setting. The large molten metal is conducted outwards, and the metal block is directionally conducted and processed, so that the metal smelting efficiency is further improved.

Resistance-increasing turning grooves 55 are uniformly formed in the outer surface of the adjusting shaft 53, and rolling and laminating blocks 56 are fixedly connected to the back of the outer portion of the adjusting shaft 53. The metal block can be gradually rolled and flattened, the heating area of the metal is increased, and the smelting efficiency of the metal material is improved.

The contact-pressing processing assembly 6 comprises a flattening smelting block 61, the inner side of the flattening smelting block 61 is fixedly connected with the furnace body shell 1, a movable inner groove 62 is arranged at the position, close to the right side, of the flattening smelting block 61, and a movable top block 63 is rotatably connected inside the movable inner groove 62. The contact pressing processing assembly 6 adopts a cambered surface structure, so that the extrusion strength of the metal block is gradually increased, and the power for compressing the metal material into a sheet is ensured.

The outer surface of the movable top block 63 is uniformly provided with a transverse guide chute 64, and the inner surface of the transverse guide chute 64 is uniformly and fixedly connected with a filtering lug 65. The purity of the metal material is ensured, and the additive manufacturing quality is improved.

EXAMPLE III

As shown in fig. 6, on the basis of the first embodiment and the second embodiment, the present invention provides a technical solution: a material increase manufacturing metal material smelting furnace, a limiting smelting assembly 7 comprises a supporting inclined plate 71, one end of the back of the supporting inclined plate 71 is fixedly connected with a furnace body shell 1, one side of the front of the supporting inclined plate 71 is fixedly connected with a limiting insertion frame 72, and the left end of the limiting insertion frame 72 is arranged corresponding to the tail end of a flattening smelting block 61.

The surface of one side of the front surface of the limiting insertion frame 72 is uniformly provided with discharging sieve holes 73, and the back surface inside the limiting insertion frame 72 is fixedly connected with a heating sheet 74. The precise screening of the molten metal material is realized, and meanwhile, the non-molten metal is purposefully and independently smelted.

The working principle is as follows: the metal block is placed in the furnace body shell 1, the top of the furnace body shell 1 is sealed by the sealing cover plate 2, the temperature in the furnace body shell 1 is raised, a metal casting is melted, the driver 4 is controlled to rotate and drive at the moment, the metal block rotates under the action of the rotating processing mechanism 5, the metal block is gradually softened after being heated, the scraping sieve plate 54 scrapes the metal block to rotate along the pointer, the metal block is gradually moved to the head part of the contact processing assembly 6, the resistance between the metal block and the resistance-increasing turning groove 55 rotates the adjusting shaft 53 at the moment, the scraping sieve plate 54 is gradually accommodated in the protective accommodating groove 52, the rolling fitting block 56 is turned out from the protective accommodating groove 52, the metal block is in surface contact with the rolling fitting block 56, the rolling fitting block 56 is matched with the contact processing assembly 6 to extrude, the metal block can be gradually rolled and flattened to increase the heated area of the metal, the smelting efficiency of the metal material is improved; after the rotary processing mechanism 5 is separated from the contact processing assembly 6, the scraping sieve plate 54 automatically restores to the unfolding state under the action of the elastic force at the axis of the adjusting shaft 53, the scraping sieve plate 54 stirs and mixes the metal materials in the furnace body, and conducts large molten metal outwards to conduct and process the metal blocks in a directional way, so that the metal smelting efficiency is further improved; when the metal block and the rotary processing mechanism 5 are matched on the surface of the flattening smelting block 61 to move, the contact processing assembly 6 adopts a cambered surface structure, so that the extrusion strength of the metal block is gradually increased, and the power for compressing the metal material into a sheet is ensured; when the semi-molten metal material moves to the transverse guide chute 64, the transverse guide chute 64 can divide the metal material into strips, and meanwhile, the filtering lugs 65 filter and collect particles in part of the metal material, so that the purity of the metal material is ensured, and the additive manufacturing quality is improved; the flattened metal material is conducted to the inside of the limiting insertion frame 72, the heating sheets 74 perform concentrated heating on the flattened metal material, and the molten metal material flows to the inside of the furnace body shell 1 from the limiting insertion frame 72, so that the fine screening of the molten metal material is realized, and meanwhile, the non-molten metal is independently molten in a targeted manner; the molten metal material passes through the bearing sieve plate 8 and enters the melting storage groove 9 to be collected, the stirring compression wheel 12 is driven to rotate by the operation of the driver 4, the metal material flows to the outer side of the melting storage groove 9 by the rotating force, the metal material is extruded by the stirring compression wheel 12, air bubbles in the molten metal material are extruded and discharged, the air content in the additive manufacturing product is reduced, and the additive manufacturing production quality is indirectly improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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 appended claims and their equivalents.