CN113670066B

CN113670066B - Medical titanium alloy multistage quantitative smelting furnace

Info

Publication number: CN113670066B
Application number: CN202110885835.XA
Authority: CN
Inventors: 程军; 余森; 张文; 刘汉源; 王昌; 韩建业; 袁思波; 王岚; 郝雪强
Original assignee: Northwest Institute for Non Ferrous Metal Research
Current assignee: Northwest Institute for Non Ferrous Metal Research
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-05-13
Anticipated expiration: 2041-08-03
Also published as: CN113670066A

Abstract

The invention belongs to the technical field of titanium alloy, and particularly relates to a medical titanium alloy multistage quantitative smelting furnace. It includes the work bottom plate, work bottom plate upper end right side is provided with the controller, work bottom plate upper end left side is provided with smelts the frame, it is provided with the electrical control heating frame to smelt the inside bottom of frame, the inside annular electrical control heating pipe and the annular electrical control heating pipe right side end of being provided with of electrical control heating frame pass and smelt frame and controller electric connection, it is provided with the smelting crucible to smelt the frame upper end, it is provided with the frame lid to smelt frame upper end middle part, the frame lid upper end is provided with the mounting panel. When the bottom end in the groove and the adjusting movable plate are disassembled and cleaned, the stabilizing sliding block is rotated to the position of the mounting notch through the adjusting movable plate, then the adjusting movable plate is pulled to move upwards, the stabilizing sliding block is driven to move upwards, and the stabilizing sliding block passes through the mounting notch to be separated from the inside of the annular sliding groove, so that the disassembling and cleaning are performed, and the assembling is more rapid and convenient.

Description

Medical titanium alloy multistage quantitative smelting furnace

Technical Field

The invention belongs to the technical field of titanium alloy, and relates to a medical titanium alloy multistage quantitative smelting furnace.

Background

At present, titanium alloy is widely applied in many fields due to excellent chemical and physical properties, especially in the medical technical field, in the process of smelting titanium alloy, multiple metals are needed to be smelted, the existing smelting modes are all smelting simultaneously, the melting points of all the metals are different, if the smelting is carried out simultaneously, the strength and the rigidity of the smelted product cannot reach the smelting indexes, the efficiency is not high enough, the existing adding modes are manual operation, and the adding is not timely and fast enough.

Disclosure of Invention

The invention aims to solve the problems and provides a medical titanium alloy multistage quantitative smelting furnace.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a multistage quantitative smelting furnace of medical titanium alloy, includes the work bottom plate, work bottom plate upper end right side is provided with the controller, work bottom plate upper end left side is provided with smelts the frame, it is provided with the automatically controlled heating frame to smelt the inside bottom of frame, the inside annular automatically controlled heating pipe and the annular automatically controlled heating pipe right side end of being provided with of automatically controlled heating frame pass and smelt frame and controller electric connection, it is provided with the smelting crucible to smelt frame upper end, it is provided with the frame lid to smelt frame upper end middle part, the frame lid upper end is provided with the mounting panel, the mounting panel upper end is provided with multistage interpolation mechanism, frame lid upper end left side is provided with infrared temperature sensor, infrared temperature sensor passes through wire and controller electric connection.

In foretell medical multistage quantitative smelting furnace of titanium alloy, multistage mechanism of adding includes fixed frame, step motor, regulation fly leaf and interpolation frame, the recess has been seted up to the mounting panel upper end, the inside regulation fly leaf that is provided with of recess, it is provided with a plurality of interpolation frames to adjust the fly leaf equidistance, mounting panel bottom middle part is provided with fixed frame, the fixed inside bottom of frame is provided with step motor through the mount pad is fixed, step motor has set bull stick and bull stick upper end and has passed the mounting panel and adjust fly leaf bottom fixed connection, step motor passes through wire and controller electric connection.

In foretell medical titanium alloy multistage quantitative smelting furnace, adjust the fly leaf and all seted up around lieing in the relative position that adds the frame and add the opening, mounting panel bottom left side and frame lid upper end middle part are provided with and add the tube head, the inside bottom left side of recess has been seted up in the relative position that lies in and has been connected logical groove, the mounting panel all is disc structure with the regulation fly leaf.

In foretell medical titanium alloy multistage quantitative smelting furnace, it has seted up the installation and has led to the groove to smelt frame upper end middle part, frame cover bottom middle part is provided with the unloading tube head, the unloading tube head is located and smelts the crucible directly over, the unloading through-hole has been seted up at the frame cover middle part, it is the formula structure of falling protruding, automatically controlled heating frame upper end is hollow structure to smelt the crucible, smelt frame right side lower extreme and all seted up the mounting hole in the relative position that is located annular automatically controlled heating pipe.

In the medical titanium alloy multistage quantitative smelting furnace, annular chutes are formed in the grooves at the periphery, a plurality of stable sliding blocks are arranged on the periphery outside the adjusting movable plate, and the stable sliding blocks are connected with the inside of the annular chutes in a sliding manner at the ends far away from the adjusting movable plate.

In foretell medical multistage quantitative smelting furnace of titanium alloy, all through polishing treatment around stabilizing the outside of slider and all around inside the annular spout, annular spout and recess are overlooked and all are circular structure, a plurality of installation breachs have all been seted up with the mounting panel to the inside upper end of annular spout, the installation breach is upper end, lower extreme and recess inside all is hollow structure.

In foretell medical multistage quantitative smelting furnace of titanium alloy, fixed orifices and fixed orifices inside bottom are seted up on the left of frame lid upper end middle part and are provided with high temperature resistant glass board, it all is provided with to add the frame upper end and adds the lid, the trompil has all been seted up in the relative position that is located the bull stick to the inside bottom of recess.

In foretell multistage quantitative smelting furnace of medical titanium alloy, it is provided with the apical ring to smelt the outside upper end of crucible, the apical ring outside is provided with a plurality of activity ejector pins all around, smelt the frame inside all around all seted up the installation spout in the relative position upper end that is located the activity ejector pin, the activity ejector pin all is provided with the installation slider in the one end of keeping away from the apical ring, the installation slider all with the inside sliding connection of installation spout in the one end of keeping away from the activity ejector pin, it all is provided with the installing frame all around the relative position that is located the installation spout to smelt the frame outside, the inside bottom of installing frame all is provided with electric putter, electric putter upper end and installation slider are provided with the connection kicking block in the one side of keeping away from the activity ejector pin.

In the medical titanium alloy multistage quantitative smelting furnace, a connecting long groove is formed in the mounting chute between one side, far away from the movable ejector rod, of the mounting chute and the outside of the smelting frame, two sides of the inside of the connecting long groove are of hollow structures, and stabilizing sleeves are arranged at the fixed end of the electric push rod and the inside of the mounting frame.

In foretell medical titanium alloy multistage quantitative smelting furnace, the apical ring is the ring structure, mounting panel bottom middle part is provided with a plurality of dead levers all around with the frame lid upper end, the diameter of apical ring is greater than the diameter of the outside lower extreme of melting crucible and is less than the diameter of melting crucible upper end.

Compared with the prior art, the invention has the advantages that:

1. when multi-stage smelting addition is carried out, when the smelting temperature in the smelting crucible reaches a certain temperature, the infrared temperature sensor is triggered, the multi-stage adding mechanism is started to pour materials into the smelting crucible for smelting, when the smelting temperature is continuously increased, the infrared temperature sensor is triggered, the relative materials are sequentially fed and added through the multi-stage adding mechanism, so that multi-stage gradual addition can be carried out according to different melting points of the materials to be added, the materials can be adjusted more timely and quickly according to the infrared temperature sensor, a frame cover does not need to be opened or the smelting crucible does not need to be taken out during adding, heat loss during smelting is prevented, the temperature becomes low, and the influence on the smelting efficiency is caused, and the efficiency during production is increased through comprehensive use.

2. When the infrared temperature sensor is triggered to start the multi-stage adding mechanism for feeding, the electric push rod is started through the controller, the connecting ejector block and the mounting slide block are pushed to move upwards through the electric push rod, the melting crucible is driven to move upwards through the movable ejector rod and the ejector ring, and the upper end of the melting crucible is in contact with the lower end of the blanking tube head, so that the situation that metal materials are blown to the outside of the melting crucible by upward heat flow generated when the melting crucible is melted to cause adding failure can be prevented in the blanking process.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic view of the present invention in an overall elevation view.

Fig. 2 is a schematic illustration of the invention in fig. 1.

Fig. 3 is a schematic top view of the multi-stage adding mechanism and the top ring and the movable top rod of the mounting plate.

Fig. 4 is an enlarged sectional view of a portion a in fig. 3.

Fig. 5 is a schematic structural view of the adjustment movable plate and the addition port.

FIG. 6 is a schematic overall perspective construction;

fig. 7 is a schematic logic diagram of the controller, infrared temperature sensor, electric push rod and stepper motor circuit.

In the figure: 1. smelting frame; 2. an electric control heating frame; 3. a work base plate; 4. a controller; 5. installing a frame; 6. mounting a plate; 7. adding a cover; 8. adding a pipe head; 9. smelting a crucible; 10. a top ring; 11. an infrared temperature sensor; 12. a frame cover; 13. a blanking pipe head; 14. installing a chute; 15. installing a sliding block; 16. a long connecting groove; 17. connecting the top block; 18. an electric push rod; 19. a movable ejector rod; 20. a multi-stage addition mechanism; 21. a fixing frame; 22. a stepping motor; 23. adjusting the movable plate; 24. adding a frame; 25. adding a through port; 26. a groove; 27. installing a notch; 28. an annular chute; 29. and (6) stabilizing the sliding block.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

As shown in fig. 1-7, the medical titanium alloy multistage quantitative smelting furnace comprises a working bottom plate 3, a controller 4 is arranged on the right side of the upper end of the working bottom plate 3, in this embodiment, the model of the controller 4 is HT-7220GSM, a smelting frame 1 is arranged on the left side of the upper end of the working bottom plate 3, an electrically controlled heating frame 2 is arranged at the bottom end inside the smelting frame 1, an annular electrically controlled heating pipe is arranged inside the electrically controlled heating frame 2, the right end of the annular electrically controlled heating pipe penetrates through the smelting frame 1 to be electrically connected with the controller 4, a smelting crucible 9 is arranged on the upper end of the smelting frame 1, a frame cover 12 is arranged in the middle of the upper end of the smelting frame 1, a mounting plate 6 is arranged on the upper end of the frame cover 12, a multistage adding mechanism 20 is arranged on the upper end of the mounting plate 6, an infrared temperature sensor 11 is arranged on the left side of the upper end of the frame cover 12, the infrared temperature sensor 11 is LSCI, and the infrared temperature sensor 11 is electrically connected with the controller 4 through a lead wire, the controller 4 is a control switch of the whole circuit and controls the circuits of the infrared temperature sensor 11, the stepping motor 22, the electric push rod 18 and the annular electric control heating tube.

In the embodiment, the multi-stage adding mechanism 20 comprises a fixed frame 21, a stepping motor 22, an adjusting movable plate 23 and an adding frame 24, a groove 26 is formed at the upper end of the mounting plate 6, the adjusting movable plate 23 is arranged inside the groove 26, the adjusting movable plate 23 is equidistantly provided with a plurality of adding frames 24, the bottom ends of the adding frames 24 are all of a hollow structure, the fixed frame 21 is arranged in the middle of the bottom end of the mounting plate 6, the stepping motor 22 is fixedly arranged at the bottom end inside the fixed frame 21 through a mounting seat, the model of the stepping motor 22 is AU9110, the stepping motor 22 advances one step when inputting one pulse signal, the stepping motor 22 is provided with a rotating rod, the upper end of the rotating rod penetrates through the mounting plate 6 to be fixedly connected with the bottom end of the adjusting movable plate 23, the stepping motor 22 is electrically connected with the controller 4 through a conducting wire, so that when multi-stage smelting is carried out, materials to be smelted are clockwise added into the adding frame 24 around the upper end of the adjusting movable plate 23 according to a melting point, and when smelting the material of smelting crucible 9 inside, start infrared temperature sensor 11 and shine inside smelting crucible 9 infrared laser, when the temperature of smelting crucible 9 inside smelting reaches the uniform temperature, will trigger infrared temperature sensor 11, start step motor 22 through controller 4, and drive and adjust fly leaf 23 clockwise rotation, and will drive and add frame 24 and carry out clockwise rotation, and when adding frame 24 and rotating to the position that adds tube head 8, will empty the material into smelting crucible 9 inside through connecting logical groove and smelt, when the temperature of smelting lasts to rise, will pass through infrared temperature sensor 11, start step motor 22 and continue to drive and adjust fly leaf 23 and rotate, and move the interpolation frame 24 that is equipped with the material in addition to add opening 25 upper end and carry out the unloading.

In this embodiment, adjust fly leaf 23 all around and all seted up at the relative position that lies in adding frame 24 and add

opening

25, 6 bottom left sides of mounting panel are provided with frame lid 12 upper end middle part and add tube head 8, the inside bottom left side of recess 26 has seted up at the relative position that lies in adding tube head 8 and has connected logical groove, mounting panel 6 all is the disc structure with adjusting fly leaf 23, when installing adding frame 24 like this, and install adding frame 24 and adjust fly leaf 23 upper end through adding opening 25, and make through adding tube head 8 and add the inside material whereabouts of frame 24 and carry out the unloading to inside the unloading tube head 13, and when not adding the operation, it is the dislocation structure with connecting logical groove to add opening 25, and make adjust fly leaf 23 be located connect logical groove upper end and carry out the separation can.

In this embodiment, smelt 1 upper end middle part of frame and seted up the installation and lead to the groove, 12 bottom middle parts of frame lid are provided with unloading tube head 13, unloading tube head 13 is located and smelts crucible 9 directly over, the unloading through-hole has been seted up at frame lid 12 middle part, it is the protruding type structure of falling to smelt

crucible

9, 2 upper ends of automatically controlled heating frame are hollow structure, smelt 1 right side lower extreme of frame and all seted up the mounting hole in the relative position that is located annular electrically controlled heating pipe, can add the material into inside smelting crucible 9 through unloading tube head 13 when carrying out the unloading like this, and make through the unloading through-hole and add and keep the connectivity between tube head 8 and the unloading tube head 13 inside.

In this embodiment, an annular sliding groove 28 is formed around the inside of the groove 26, a plurality of stabilizing sliding blocks 29 are arranged around the outside of the adjusting movable plate 23, and one ends of the stabilizing sliding blocks 29 far away from the adjusting movable plate 23 are connected with the inside of the annular sliding groove 28 in a sliding manner, so that when the adjusting movable plate 23 rotates, the stabilizing sliding blocks 29 are moved to slide inside the annular sliding groove 28, and the flexibility and the stability of the adjusting movable plate 23 in the rotating process are improved by matching the stabilizing sliding blocks 29 with the annular sliding groove 28.

In this embodiment, stabilizing slider 29 outside all around and annular chute 28 is inside all around through polishing treatment, annular chute 28 and recess 26 overlook and all be circular structure, a plurality of installation breach 27 have all been seted up with mounting panel 6 to the inside upper end of annular chute 28, installation breach 27 is the upper end, lower extreme and recess 26 are inside all to be hollow structure, when dismantling the clearance to the inside bottom of recess 26 and regulation fly leaf 23 like this, through adjusting fly leaf 23 and rotating stable slider 29 to the position of installation breach 27, pull regulation fly leaf 23 up again, and all drive stable slider 29 and move up, and all pass installation breach 27 and the inside separation of annular chute 28, thereby dismantle the clearance again can, and also more swift convenience during the installation.

In this embodiment, fixed orifices and the inside bottom of fixed orifices have been seted up on 12 upper ends middle part left sides of frame lid and are provided with high temperature resistant glass board, it all is provided with to add with lid 7 to add frame 24 upper ends, the commentaries on classics hole has all been seted up at the relative position that is located the bull stick in the inside bottom of recess 26, install fixedly through fixing hole to infrared temperature sensor 11 like this, and increase the protectiveness to infrared temperature sensor 11 through high temperature resistant glass board, and when adding the inside material that adds of frame 24, directly open to add lid 7 add can, and make the bull stick upper end pass mounting panel 6 and adjust 23 bottom contact connection installations of fly leaf through changeing the hole.

In the embodiment, the upper end of the outer part of the smelting crucible 9 is provided with a top ring 10, a plurality of movable ejector rods 19 are arranged around the outer part of the top ring 10, the upper ends of the opposite positions of the movable ejector rods 19 on the periphery of the inner part of the smelting frame 1 are all provided with mounting chutes 14, the ends of the movable ejector rods 19 far away from the top ring 10 are all provided with mounting sliders 15, the ends of the mounting sliders 15 far away from the movable ejector rods 19 are all connected with the inner parts of the mounting chutes 14 in a sliding manner, the opposite positions of the mounting chutes 14 on the periphery of the outer part of the smelting frame 1 are all provided with mounting frames 5, the bottom ends of the inner parts of the mounting frames 5 are all provided with electric push rods 18, the model of the electric push rods 18 is 24V, the upper ends of the electric push rods 18 and the mounting sliders 15 are provided with connecting ejector blocks 17 on one sides far away from the movable ejector rods 19, so that when the multi-stage adding mechanism 20 is started by triggering the infrared temperature sensor 11 for feeding, and the electric push rods 18 are started by the controller 4, the electric pushing rod 18 pushes the connecting ejector block 17 and the mounting sliding block 15 to move upwards, the movable ejector rod 19 and the ejector ring 10 are driven to move upwards, the melting crucible 9 is driven to move upwards through the ejector ring 10, the upper end of the melting crucible 9 is in contact with the lower end of the blanking tube head 13, and blanking is performed, the melting crucible 9 can be prevented from being melted, generated upward heat flow blows metal materials to the outside of the melting crucible 9, after blanking is completed, the melting crucible 9 is reset, the movable ejector rod 19 is used in cooperation with the mounting sliding groove 14, the ejector ring 10 is increased, and the flexibility and the stability of the movable ejector rod 19 in the moving process are improved.

In this embodiment, a connecting long groove 16 is formed between one side of the mounting chute 14 far away from the movable ejector rod 19 and the outside of the smelting frame 1, two sides of the inside of the connecting long groove 16 are both hollow structures, and a fixing end of the electric push rod 18 and the inside of the mounting frame 5 are provided with a stabilizing sleeve, so that one end of the connecting ejector block 17 can extend into the mounting chute 14 through the connecting long groove 16. The inside is fixedly connected with the outside of the mounting slide block 15, and when the connecting top block 17 moves, the situation of more smoothness and no separation exists

In this embodiment, the top ring 10 is a circular ring structure, a plurality of fixed rods are arranged around the middle of the bottom end of the mounting plate 6 and at the upper end of the frame cover 12, the diameter of the top ring 10 is larger than the diameter of the lower end of the outer portion of the melting crucible 9 and smaller than the diameter of the upper end of the melting crucible 9, when the top ring 10 moves upwards, the upper end of the top ring 10 and the lower side of the upper end of the outer portion of the melting crucible 9 are in contact, so that the melting crucible 9 can be driven to move upwards, and the mounting plate 6 is fixedly mounted through the fixed rods.

The working principle of the invention is as follows:

when multi-stage smelting is carried out and adding, materials to be smelted are added into the adding frame 24 around the upper end of the adjusting movable plate 23 clockwise according to a melting point, when the materials in the smelting crucible 9 are smelted, the infrared temperature sensor 11 is started to irradiate infrared laser into the smelting crucible 9, when the temperature smelted in the smelting crucible 9 reaches a certain temperature, the infrared temperature sensor 11 is triggered, the stepping motor 22 is started through the controller 4, the adjusting movable plate 23 is driven to rotate, the adding frame 24 is driven to rotate clockwise, when the adding frame 24 rotates to the position of the adding tube head 8, the materials are dumped into the smelting crucible 9 through the connecting through groove to be smelted, when the temperature of smelting is continuously increased, the infrared temperature sensor 11 is used for starting the stepping motor 22 to continuously drive the adjusting movable plate 23 to rotate, and the adding frame 24 which is additionally provided with materials is moved to the upper end of the adding port 25 for blanking, thus the materials can be added in multiple stages according to different melting points of the materials which need to be added, the materials can be more timely and quickly added according to the infrared temperature sensor 11, the frame cover 12 does not need to be opened or the smelting crucible 9 does not need to be taken out during the adding, the loss of heat during the smelting is prevented, the temperature is reduced to influence the smelting efficiency, meanwhile, when the infrared temperature sensor 11 is triggered to start the multi-stage adding mechanism 20 for feeding, and simultaneously, the electric push rod 18 is started through the controller 4, the connecting top block 17 and the mounting slide block 15 are pushed to move upwards through the electric push rod 18, the movable top rod 19 and the top ring 10 are driven to move upwards, the smelting crucible 9 is driven to move upwards through the top ring 10, and the upper end of the smelting crucible 9 is in contact with the lower end of the blanking tube head 13, and when unloading, can prevent to smelt crucible 9 when smelting, the upwards heat flow that produces blows the metal material to smelt crucible 9 outside, after the unloading is accomplished, again smelt crucible 9 reset can to through the cooperation of installation slider 15 and installation spout 14, increase the flexibility and the stability of thimble 10, movable ejector pin 19 in the removal process.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit of the invention.

Claims

1. A medical titanium alloy multistage quantitative smelting furnace comprises a working bottom plate (3) and is characterized in that a controller (4) is arranged on the right side of the upper end of the working bottom plate (3), a smelting frame (1) is arranged on the left side of the upper end of the working bottom plate (3), an electric control heating frame (2) is arranged at the bottom inside the smelting frame (1), an annular electric control heating pipe is arranged inside the electric control heating frame (2), the right side end of the annular electric control heating pipe penetrates through the smelting frame (1) to be electrically connected with the controller (4), a smelting crucible (9) is arranged at the upper end of the smelting frame (1), a frame cover (12) is arranged in the middle of the upper end of the smelting frame (1), a mounting plate (6) is arranged at the upper end of the frame cover (12), a multistage adding mechanism (20) is arranged at the upper end of the mounting plate (6), an infrared temperature sensor (11) is arranged on the left side of the upper end of the frame cover (12), the infrared temperature sensor (11) is electrically connected with the controller (4) through a lead;

the upper end of the outer part of the smelting crucible (9) is provided with a top ring (10), a plurality of movable ejector rods (19) are arranged around the outer part of the top ring (10), the upper ends of the opposite positions of the movable ejector rods (19) on the periphery inside the smelting frame (1) are provided with mounting sliding grooves (14), the movable ejector rods (19) are provided with mounting sliding blocks (15) at one ends far away from the ejector ring (10), the mounting sliding block (15) is connected with the inside of the mounting sliding groove (14) in a sliding way at one end far away from the movable ejector rod (19), the outer periphery of the smelting frame (1) is provided with mounting frames (5) at opposite positions of the mounting sliding grooves (14), the bottom end in the mounting frame (5) is provided with an electric push rod (18), and the upper end of the electric push rod (18) and the mounting slide block (15) are provided with a connecting ejector block (17) at one side far away from the movable ejector rod (19).

2. The medical titanium alloy multistage quantitative smelting furnace according to claim 1, the multi-stage adding mechanism (20) comprises a fixed frame (21), a stepping motor (22), an adjusting movable plate (23) and an adding frame (24), a groove (26) is formed at the upper end of the mounting plate (6), an adjusting movable plate (23) is arranged in the groove (26), a plurality of adding frames (24) are equidistantly arranged on the adjusting movable plate (23), a fixing frame (21) is arranged in the middle of the bottom end of the mounting plate (6), the bottom end in the fixed frame (21) is fixedly provided with a stepping motor (22) through a mounting seat, the stepping motor (22) is provided with a rotating rod, the upper end of the rotating rod penetrates through the mounting plate (6) to be fixedly connected with the bottom end of the adjusting movable plate (23), the stepping motor (22) is electrically connected with the controller (4) through a lead.

3. The medical titanium alloy multistage quantitative smelting furnace according to claim 2, wherein the adjusting movable plate (23) is provided with an adding through hole (25) at the relative position of the adding frame (24) at the periphery, an adding pipe head (8) is arranged at the left side of the bottom end of the mounting plate (6) and the middle part of the upper end of the frame cover (12), a connecting through groove is formed at the relative position of the adding pipe head (8) at the left side of the bottom end inside the groove (26), and the mounting plate (6) and the adjusting movable plate (23) are both in a disc structure.

4. The medical titanium alloy multistage quantitative smelting furnace according to claim 3, wherein a through installation groove is formed in the middle of the upper end of the smelting frame (1), a blanking pipe head (13) is arranged in the middle of the bottom end of the frame cover (12), the blanking pipe head (13) is located right above the smelting crucible (9), a blanking through hole is formed in the middle of the frame cover (12), the smelting crucible (9) is of an inverted convex structure, the upper end of the electric control heating frame (2) is of a hollow structure, and installation holes are formed in the lower end of the right side of the smelting frame (1) at the relative position of the annular electric control heating pipe.

5. The medical titanium alloy multistage quantitative smelting furnace according to claim 4, wherein an annular chute (28) is formed in the groove (26) at the periphery, a plurality of stabilizing sliding blocks (29) are arranged on the periphery outside the adjusting movable plate (23), and the stabilizing sliding blocks (29) are connected with the inside of the annular chute (28) at one end far away from the adjusting movable plate (23) in a sliding manner.

6. The medical titanium alloy multistage quantitative smelting furnace according to claim 5, wherein the outer periphery of the stabilizing slide block (29) and the inner periphery of the annular sliding chute (28) are polished, the annular sliding chute (28) and the groove (26) are both circular in plan view, and the upper end of the inner portion of the annular sliding chute (28) and the mounting plate (6) are both provided with a plurality of mounting notches (27).

7. The medical titanium alloy multistage quantitative smelting furnace according to claim 6, wherein a fixed hole is formed in the left side of the middle of the upper end of the frame cover (12), a high temperature resistant glass plate is arranged at the bottom end of the inner portion of the fixed hole, an adding cover (7) is arranged at each of the upper ends of the adding frames (24), and rotating holes are formed in the bottom ends of the inner portions of the grooves (26) at opposite positions of the rotating rods.

8. The medical titanium alloy multistage quantitative smelting furnace according to claim 1, wherein a long connecting groove (16) is formed in the mounting chute (14) between one side far away from the movable ejector rod (19) and the outside of the smelting frame (1), two sides in the long connecting groove (16) are both of a hollow structure, and a stabilizing sleeve is arranged in the fixed end of the electric push rod (18) and the mounting frame (5).

9. The medical titanium alloy multistage quantitative smelting furnace according to claim 8, wherein the top ring (10) is in a circular ring structure, a plurality of fixing rods are arranged around the middle of the bottom end of the mounting plate (6) and the upper end of the frame cover (12), and the diameter of the top ring (10) is larger than the diameter of the outer lower end of the smelting crucible (9) and smaller than the diameter of the upper end of the smelting crucible (9).