CN216654228U - Magnetic heating stirrer - Google Patents

Abstract

The utility model relates to the technical field of stirring, in particular to a magnetic heating stirrer which can automatically lift a plurality of groups of stirring rods and magnetic materials in a cavity of a container, avoids taking and placing the magnetic materials in the container manually, improves the convenience, reduces the abrasion of the magnetic materials to the container and has high reliability and practicability; including two sets of extension boards, the workstation, the backup pad, first motor, the rotation axis, the fixed plate, the hot plate, the movable block, the axis of rotation, multiunit stirring rod and elevating gear, workstation fixed mounting is in the upper end of two sets of extension boards, and the central point of workstation puts and is provided with communicating notch from top to bottom, and backup pad fixed mounting is on two sets of workstations, and first motor fixed mounting is in the upper end of backup pad, and the output of first motor is connected with the lower extreme of rotation axis, and the upper end of rotation axis is provided with the permanent magnet.

Description

Magnetic heating stirrer

Technical Field

The utility model relates to the technical field of stirring, in particular to a magnetic heating stirrer.

Background

The magnetic heating stirrer is a mixing device for stirring liquid through a fast rotating stirrer, a container can be placed on a heating plate above a base of the bottom magnetic heating stirrer, a rotating permanent magnet is arranged in the base of the magnetic heating stirrer, a ferromagnetic material is arranged in the stirrer, when the liquid in the container is stirred, the stirrer is placed in the container filled with the liquid, the permanent magnet can adsorb the stirrer through magnetic force, and then the stirrer is driven to rotate through the rotation of the permanent magnet, so that the liquid in the container is stirred, and meanwhile, the liquid in the container can be heated through the heating plate; the existing magnetic heating stirrer is found in the using process, certain friction is generated between the stirrer and the bottom of the container when the stirrer rotates in the container, the container is easily abraded, and meanwhile, the stirrer is manually taken out and placed in liquid of the container very inconveniently, so that the use is inconvenient, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the magnetic heating stirrer which can automatically lift a plurality of groups of stirring rods and magnetic materials in the cavity of the container, avoids taking and placing the magnetic materials in the container manually, improves the convenience, reduces the abrasion of the magnetic materials to the container and has high reliability and practicability.

The utility model relates to a magnetic heating stirrer, which comprises two groups of support plates, a workbench, a support plate, a first motor, a rotating shaft, a fixed plate, a heating plate, a moving block, a rotating shaft, a plurality of groups of stirring rods and a lifting device, wherein the workbench is fixedly arranged at the upper ends of the two groups of support plates, a notch which is communicated up and down is formed in the center of the workbench, the support plate is fixedly arranged on the two groups of workbench, the first motor is fixedly arranged at the upper end of the support plate, the output end of the first motor is connected with the lower end of the rotating shaft, the upper end of the rotating shaft is provided with a permanent magnet, the rotating shaft is rotatably arranged on the fixed plate, the fixed plate is fixedly arranged in the notch of the workbench, the heating plate is fixedly arranged at the upper end of the workbench, the heating plate is positioned above the notch, the electric wire is arranged on the heating plate, the lifting device is arranged at the upper end of the workbench, the moving block is arranged on the lifting device, and the rotating shaft is rotatably arranged at the lower end of the moving block, a plurality of groups of stirring rods are arranged on the rotating shaft, the stirring rods are fixedly arranged at the lower part of the rotating shaft, a magnetic material is arranged at the lower end of the rotating shaft, the lifting device is used for driving the moving block to move up and down, and the rotating shaft is positioned above the rotating shaft; firstly, a container is placed at the upper end of a heating plate, a cavity is arranged in the container, the upper end of the container is provided with an opening, then a plurality of liquids to be heated and stirred are poured into the cavity of the container, then an electric wire on the heating plate is connected with an external power supply, the heating plate starts to heat the plurality of liquids in the container through the container, then a lifting device enables a moving block to drive a rotating shaft to descend, a plurality of groups of stirring rods are positioned in the cavity of the container, a magnetic material at the lower end of the rotating shaft is enabled to be close to a permanent magnet at the upper end of the rotating shaft, the magnetic material is positioned above the bottom end of the cavity of the container, the permanent magnet adsorbs the magnetic material at the lower end of the rotating shaft through magnetic force, then a first motor is started, the first motor drives the permanent magnet to rotate through the rotating shaft, the permanent magnet drives the magnetic material to rotate, the magnetic material drives a plurality of groups of stirring rods to rotate through the rotating shaft, and the relative flow among the plurality of groups of liquids in the cavity of the container is promoted in the rotating process of the stirring rods, meanwhile, the heating of the liquid in the container is promoted, after the liquid in the container is heated and stirred, the lifting device is opened again, the lifting device drives the rotating shaft and the multiple groups of stirring rods to ascend through the moving block, meanwhile, the rotating shaft drives the magnetic material to ascend, and when the magnetic material is located above the container, the liquid which is well heated and stirred in the container can be taken out.

Preferably, the lifting device comprises a support frame, a first lead screw, a second motor, two sets of sliding blocks, two sets of transmission shafts, two sets of connecting plates, a connecting shaft, a connecting block and two sets of sliding plates, the support frame is fixedly arranged at the upper end of the workbench, the first lead screw is rotatably arranged at the upper end of the support frame, the left part and the right part of the first lead screw are provided with external threads with opposite rotation directions, the right end of the first lead screw is connected with the output end of the second motor, the second motor is fixedly arranged on the support frame, the two sets of sliding blocks are both slidably arranged on the support frame from left to right, the two sets of sliding blocks are respectively screwed with the left part and the right part of the first lead screw, the two sets of transmission shafts are respectively rotatably arranged at the lower parts of the two sets of sliding blocks, the upper parts of the two sets of connecting plates are respectively fixedly arranged on the two sets of transmission shafts, the lower parts of the two sets of connecting plates are both rotatably arranged on the connecting shaft, the connecting shaft is fixedly arranged on the connecting block, and the moving block is fixedly arranged at the lower end of the connecting block, two groups of sliding plates are respectively and fixedly arranged at the left end and the right end of the moving block, and are both arranged on the support frame in a vertically sliding manner; open the second motor, the second motor drives first lead screw corotation, and rotatory first lead screw makes two sets of sliders be close to each other, and two sets of sliders make two sets of connecting plates drive the connecting block through two sets of transmission shafts and descend, and the connecting block makes the axis of rotation drive the decline of multiunit stirring rod through the movable block, make the multiunit stirring rod be located the cavity of container can, made things convenient for the lift to multiunit stirring rod and axis of rotation, improved the convenience in the use.

Preferably, the device also comprises two groups of second screw rods, two groups of moving plates, a first cone pulley, a second cone pulley, a third cone pulley, a fourth cone pulley, a first driven shaft, a fifth cone pulley, a sixth cone pulley, a second driven shaft, a seventh cone pulley, driven cone pulleys and a third motor, wherein the two groups of second screw rods are respectively rotatably arranged at the left part and the right part of the workbench, the two groups of moving plates are respectively arranged on the workbench in a left-right sliding manner, clamping plates are respectively arranged on the two groups of moving plates, the two groups of moving plates are respectively arranged on the left side and the right side in a mirror image manner, the two groups of moving plates are respectively screwed with the two groups of second screw rods, the first cone pulley is fixedly arranged on the left second screw rod, the first cone pulley is meshed with the second cone pulley, a rotating shaft is arranged on the workbench and the supporting plate, the second cone pulley is fixedly arranged at the upper end of the rotating shaft, the third cone pulley is fixedly arranged at the lower end of the rotating shaft, the third cone pulley is meshed with the fourth cone pulley, the fourth cone pulley is fixedly arranged at the first right end, the fifth cone pulley is fixedly arranged at the left end of the first driven shaft, the fifth cone pulley is meshed with the sixth cone pulley, the sixth cone pulley is fixedly arranged at the lower end of the second driven shaft, the second driven shaft is rotatably arranged on the supporting plate and the workbench, the seventh cone pulley is fixedly arranged at the upper end of the second driven shaft, the seventh cone pulley is meshed with the driven cone pulley, the driven cone pulley is fixedly arranged on the second lead screw at the left side, the number of teeth and the pitch of the seventh cone pulley, the driven cone pulley, the sixth cone pulley, the fifth cone pulley, the fourth cone pulley, the third cone pulley, the second cone pulley and the first cone pulley are equal, the second lead screw at the right side is rotatably arranged with the supporting frame, the right end of the second lead screw at the right side is connected with the output end of the third motor, and the third motor is fixedly arranged on the supporting frame; after the container is placed on the upper end of the heating plate, a third motor is started, the third motor drives the second screw rod on the right side to rotate, the second screw rod on the right side drives the second bevel wheel to rotate through the first bevel wheel, the second bevel wheel drives the third bevel wheel and the fourth bevel wheel to rotate through the rotating shaft, the fourth bevel wheel drives the fifth bevel wheel and the sixth bevel wheel to rotate through the first driven shaft, the sixth bevel wheel drives the seventh bevel wheel to rotate through the second driven shaft, the seventh bevel wheel drives the driven bevel wheel to rotate, the driven bevel wheel drives the second screw rod on the left side to rotate, the rotating directions of the two groups of second screw rods are opposite, the rotating speeds are communicated, the two groups of second screw rods drive the two groups of movable plates to be close to each other, the two groups of movable plates drive the two groups of clamping plates to clamp and fix the container, and the stability of the container in the stirring process is improved.

Preferably, the lower ends of the two groups of support plates are provided with bases; through the arrangement, the stability of the two groups of support plates in the using process is improved.

Preferably, the second motor is provided with a reinforcing plate; through the arrangement, the firmness of the second motor in the using process is improved.

Preferably, the third motor is provided with a dust cover; through the arrangement, the cleanness of the third motor in the using process is improved.

Preferably, the outer layer of the support frame is coated with an antirust coating; through the arrangement, the rustiness of the support frame is delayed, and the service life of the support frame is prolonged.

Compared with the prior art, the utility model has the beneficial effects that: firstly, a container is placed at the upper end of a heating plate, a cavity is arranged in the container, the upper end of the container is provided with an opening, then a plurality of liquids to be heated and stirred are poured into the cavity of the container, then an electric wire on the heating plate is connected with an external power supply, the heating plate starts to heat the plurality of liquids in the container through the container, then a lifting device enables a moving block to drive a rotating shaft to descend, a plurality of groups of stirring rods are positioned in the cavity of the container, a magnetic material at the lower end of the rotating shaft is enabled to be close to a permanent magnet at the upper end of the rotating shaft, the magnetic material is positioned above the bottom end of the cavity of the container, the permanent magnet adsorbs the magnetic material at the lower end of the rotating shaft through magnetic force, then a first motor is started, the first motor drives the permanent magnet to rotate through the rotating shaft, the permanent magnet drives the magnetic material to rotate, the magnetic material drives a plurality of groups of stirring rods to rotate through the rotating shaft, and the relative flow among the plurality of groups of liquids in the cavity of the container is promoted in the rotating process of the stirring rods, meanwhile, the heating of the liquid in the container is promoted, after the liquid in the container is heated and stirred, the lifting device is opened again, the lifting device drives the rotating shaft and the multiple groups of stirring rods to ascend through the moving block, meanwhile, the rotating shaft drives the magnetic material to ascend, and when the magnetic material is located above the container, the liquid which is well heated and stirred in the container can be taken out.

Drawings

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

FIG. 2 is a schematic structural view of a rotating shaft, a second driven shaft, a seventh bevel wheel and the like;

FIG. 3 is a schematic structural diagram of a moving block, a rotating shaft, a stirring rod and the like;

FIG. 4 is a schematic structural diagram of a first lead screw, a slide block, a connecting plate and the like;

in the drawings, the reference numbers: 1. a support plate; 2. a work table; 3. a support plate; 4. a first motor; 5. a rotating shaft; 6. a fixing plate; 7. heating plates; 8. a moving block; 9. a rotating shaft; 10. a stirring rod; 11. a support frame; 12. a first lead screw; 13. a second motor; 14. a slider; 15. a drive shaft; 16. a connecting plate; 17. a connecting shaft; 18. connecting blocks; 19. a second lead screw; 20. moving the plate; 21. a first cone pulley; 22. a second cone; 24. a third cone pulley; 25. a fourth cone pulley; 26. a first driven shaft; 27. a fifth cone pulley; 28. a sixth cone pulley; 29. a second driven shaft; 30. a seventh cone pulley; 31. a driven cone pulley; 32. a third motor; 33. a sliding plate.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

The workbench 2 is fixedly arranged at the upper ends of the two groups of support plates 1, the central position of the workbench 2 is provided with notches which are communicated up and down, the support plate 3 is fixedly arranged on the two groups of workbench 2, the first motor 4 is fixedly arranged at the upper end of the support plate 3, the output end of the first motor 4 is connected with the lower end of the rotating shaft 5, the upper end of the rotating shaft 5 is provided with a permanent magnet, the rotating shaft 5 is rotatably arranged on a fixed plate 6, the fixed plate 6 is fixedly arranged in the notch of the workbench 2, a heating plate 7 is fixedly arranged at the upper end of the workbench 2, the heating plate 7 is positioned above the notch, the heating plate 7 is provided with an electric wire, the rotating shaft 9 is rotatably arranged at the lower end of the moving block 8, the rotating shaft 9 is provided with a plurality of groups of stirring rods 10, the groups of stirring rods 10 are all fixedly arranged at the lower part of the rotating shaft 9, the lower end of the rotating shaft 9 is provided with a magnetic material, and the rotating shaft 9 is positioned above the rotating shaft 5, the support frame 11 is fixedly arranged at the upper end of the workbench 2, the first lead screw 12 is rotatably arranged at the upper end of the support frame 11, the left part and the right part of the first lead screw 12 are provided with external threads with opposite rotation directions, the right end of the first lead screw 12 is connected with the output end of the second motor 13, the second motor 13 is fixedly arranged on the support frame 11, two groups of sliders 14 are respectively arranged on the support frame 11 in a left-right sliding manner, two groups of sliders 14 are respectively screwed with the left part and the right part of the first lead screw 12, two groups of transmission shafts 15 are respectively rotatably arranged at the lower parts of two groups of sliders 14, the upper parts of two groups of connecting plates 16 are respectively fixedly arranged on the two groups of transmission shafts 15, the lower parts of two groups of connecting plates 16 are respectively rotatably arranged on the connecting shaft 17, the connecting shaft 17 is fixedly arranged on the connecting block 18, the moving block 8 is fixedly arranged at the lower end of the connecting block 18, two groups of sliding plates 33 are respectively fixedly arranged at the left end and the right end of the moving block 8, and the two groups of sliding plates 33 are respectively slidably arranged on the support frame 11 up and down, two groups of second screw rods 19 are respectively rotatably arranged at the left part and the right part of the workbench 2, two groups of moving plates 20 are respectively arranged on the workbench 2 in a left-right sliding manner, clamping plates are respectively arranged on the two groups of moving plates 20, the two groups of moving plates 20 are arranged in a left-right mirror manner, the two groups of moving plates 20 are respectively screwed with the two groups of second screw rods 19, a first cone pulley 21 is fixedly arranged on the second screw rod 19 at the left side, a first cone pulley 21 is meshed with a second cone pulley 22, a rotating shaft is arranged on the second cone pulley 22, the rotating shaft is rotatably arranged on the workbench 2 and the supporting plate 3, the second cone pulley 22 is fixedly arranged at the upper end of the rotating shaft, a third cone pulley 24 is fixedly arranged at the lower end of the rotating shaft, the third cone pulley 24 is meshed with a fourth cone pulley 25, the fourth cone pulley 25 is fixedly arranged at the right end of the first driven shaft 26, a fifth cone pulley 27 is fixedly arranged at the left end of the first driven shaft 26, the fifth cone pulley 27 is meshed with a sixth cone pulley 28, and the sixth cone pulley 28 is fixedly arranged at the lower end of the second driven shaft 29, the second driven shaft 29 is rotatably installed on the support plate 3 and the workbench 2, the seventh cone pulley 30 is fixedly installed at the upper end of the second driven shaft 29, the seventh cone pulley 30 is meshed with the driven cone pulley 31, the driven cone pulley 31 is fixedly installed on the second lead screw 19 on the left side, the seventh cone pulley 30, the driven cone pulley 31, the sixth cone pulley 28, the fifth cone pulley 27, the fourth cone pulley 25, the third cone pulley 24, the second cone pulley 22 and the first cone pulley 21 are equal in tooth number and tooth pitch, the second lead screw 19 on the right side is rotatably installed with the support frame 11, the right end of the second lead screw 19 on the right side is connected with the output end of the third motor 32, and the third motor 32 is fixedly installed on the support frame 11; firstly, a container is placed at the upper end of a heating plate 7, a cavity is arranged in the container, the upper end of the container is provided with an opening, then a plurality of liquids to be heated and stirred are poured into the cavity of the container, then an electric wire on the heating plate 7 is connected with an external power supply, the heating plate 7 starts to heat the plurality of liquids in the container through the container, then a third motor 32 is started, the third motor 32 drives a second screw rod 19 on the right side to rotate, the second screw rod 19 on the right side drives a second cone pulley 22 to rotate through a first cone pulley 21, the second cone pulley 22 drives a third cone pulley 24 and a fourth cone pulley 25 to rotate through a rotating shaft, the fourth cone pulley 25 drives a fifth cone pulley 27 and a sixth cone pulley 28 to rotate through a first driven shaft 26, the sixth cone pulley 28 drives a seventh cone pulley 30 to rotate through a second driven shaft 29, the seventh cone pulley 30 drives a driven cone pulley 31 to rotate, the driven cone pulley 31 drives the second screw rod 19 on the left side to rotate, and the two groups of second screw rods 19 have opposite rotating directions and communicated rotating speeds, the two groups of second screw rods 19 drive the two groups of moving plates 20 to mutually approach, the two groups of moving plates 20 drive the two groups of clamping plates to clamp and fix the container, then the second motor 13 is turned on, the second motor 13 drives the first screw rod 12 to rotate forwards, the rotating first screw rod 12 enables the two groups of slide blocks 14 to mutually approach, the two groups of slide blocks 14 enable the two groups of connecting plates 16 to drive the connecting block 18 to descend through the two groups of transmission shafts 15, the rotating shaft 9 drives the multiple groups of stirring rods 10 to descend through the connecting block 18 through the moving block 8, so that the multiple groups of stirring rods 10 are positioned in a cavity of the container, a magnetic material at the lower end of the rotating shaft 9 is close to a permanent magnet at the upper end of the rotating shaft 5, the magnetic material is positioned above the bottom end of the cavity of the container, the permanent magnet adsorbs the magnetic material at the lower end of the rotating shaft 9 through magnetic force, then the first motor 4 is turned on, the permanent magnet is driven to rotate through the rotating shaft 5, the permanent magnet drives the magnetic material to rotate, the magnetic material drives a plurality of groups of stirring rods 10 to rotate through the rotating shaft 9, the plurality of groups of stirring rods 10 promote relative flow among a plurality of groups of liquid in a cavity of the container in the rotating process, and simultaneously promote heating of the liquid in the container, when the liquid in the container is heated and stirred, the second motor 13 is turned on again to enable the first lead screw 12 to rotate reversely, the first lead screw 12 enables two groups of transmission shafts 15 to drive two groups of connecting plates 16 to move through two groups of sliders 14, the two groups of connecting plates 16 enable the rotating shaft 9 to drive the plurality of groups of stirring rods 10 to ascend to the upper end of the container through the connecting shaft 17 and the connecting blocks 18, and then the stirred liquid in the container is taken out; can make multiunit stirring rod 10 and magnetic material go up and down in the container cavity automatically, avoid artifical getting in the container and put magnetic material, improve the convenience, reduce the wearing and tearing of magnetic material to the container, improve the stability of container in stirring process, reliability and practicality are high.

As shown in fig. 1 to 4, in operation, a container is placed on the upper end of a heating plate 7, a chamber is arranged in the container, the upper end of the container is an opening, then a plurality of liquids to be heated and stirred are poured into the chamber of the container, then an electric wire on the heating plate 7 is connected with an external power supply, so that the heating plate 7 starts to heat the plurality of liquids in the container through the container, then a third motor 32 is turned on, the third motor 32 drives a right second lead screw 19 to rotate, the right second lead screw 19 drives a second cone pulley 22 to rotate through a first cone pulley 21, the second cone pulley 22 drives a third cone pulley 24 and a fourth cone pulley 25 to rotate through a rotating shaft, the fourth cone pulley 25 drives a fifth cone pulley 27 and a sixth cone pulley 28 to rotate through a first driven shaft 26, the sixth cone pulley 28 drives a seventh cone pulley 30 to rotate through a second driven shaft 29, the seventh cone pulley 30 drives a driven cone pulley 31 to rotate, the driven cone pulley 31 drives the left second screw rod 19 to rotate, the rotation directions of the two groups of second screw rods 19 are opposite, the rotation speeds are communicated, the two groups of second screw rods 19 drive the two groups of moving plates 20 to approach each other, the two groups of moving plates 20 drive the two groups of clamping plates to clamp and fix the container, then the second motor 13 is turned on, the second motor 13 drives the first screw rod 12 to rotate forward, the rotating first screw rod 12 enables the two groups of sliding blocks 14 to approach each other, the two groups of sliding blocks 14 enable the two groups of connecting plates 16 to drive the connecting block 18 to descend through the two groups of transmission shafts 15, the rotating shaft 9 enables the connecting block 18 to drive the multiple groups of stirring rods 10 to descend through the moving block 8, the multiple groups of stirring rods 10 are located in a cavity of the container, a magnetic material at the lower end of the rotating shaft 9 is enabled to approach a permanent magnet at the upper end of the rotating shaft 5, the magnetic material is located above the bottom end of the cavity of the container, and the permanent magnet adsorbs the magnetic material at the lower end of the rotating shaft 9 through magnetic force, then turn on first motor 4, first motor 4 drives the permanent magnet rotation through rotation axis 5, the permanent magnet drives magnetic material rotation, magnetic material drives multiunit stirring rod 10 rotation through axis of rotation 9, multiunit stirring rod 10 has promoted the relative flow between the multiunit liquid in the container cavity at rotatory in-process, the heating to liquid in the container has also been promoted simultaneously, after liquid heating stirring in the container is accomplished, turn on second motor 13 once, make first lead screw 12 reversal, first lead screw 12 makes two sets of transmission shafts 15 drive two sets of connecting plates 16 motion through two sets of sliders 14, two sets of connecting plates 16 make axis of rotation 9 drive multiunit stirring rod 10 through connecting axle 17 and connecting block 18 and rise to the container upper end, later take out the liquid that the heating stirred in the container can.

The magnetic heating stirrer has the advantages that the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the magnetic heating stirrer can be implemented as long as the beneficial effects of the magnetic heating stirrer can be achieved; the rotating shaft 5, the heating plate 7, the rotating shaft 9, the stirring rod 10, the first lead screw 12, the second lead screw 19, the moving plate 20, the permanent magnet, the magnetic material and the third motor 32 of the magnetic heating stirrer are purchased from the market, and the skilled in the art only needs to install and operate according to the attached operating instructions without creative labor of the skilled in the art.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (7)

1. A magnetic heating stirrer is characterized by comprising two groups of support plates (1), a workbench (2), a support plate (3), a first motor (4), a rotating shaft (5), a fixed plate (6), a heating plate (7), a moving block (8), a rotating shaft (9), a plurality of groups of stirring rods (10) and a lifting device, wherein the workbench (2) is fixedly arranged at the upper ends of the two groups of support plates (1), a notch which is communicated up and down is formed in the central position of the workbench (2), the support plate (3) is fixedly arranged on the two groups of workbenches (2), the first motor (4) is fixedly arranged at the upper end of the support plate (3), the output end of the first motor (4) is connected with the lower end of the rotating shaft (5), a permanent magnet is arranged at the upper end of the rotating shaft (5), the rotating shaft (5) is rotatably arranged on the fixed plate (6), the fixed plate (6) is fixedly arranged in the notch of the workbench (2), heating plate (7) fixed mounting is in workstation (2) upper end, heating plate (7) are located the notch top, be provided with the electric wire on heating plate (7), elevating gear installs the upper end at workstation (2), movable block (8) are installed on elevating gear, axis of rotation (9) are rotated and are installed at movable block (8) lower extreme, be provided with multiunit stirring rod (10) on axis of rotation (9), the equal fixed mounting in the lower part of axis of rotation (9) of multiunit stirring rod (10), the lower extreme of axis of rotation (9) is provided with magnetic material, elevating gear is used for driving reciprocating of movable block (8), axis of rotation (9) are located rotation axis (5) top.

2. The magnetic heating stirrer according to claim 1, wherein the lifting device comprises a support frame (11), a first lead screw (12), a second motor (13), two sets of sliding blocks (14), two sets of transmission shafts (15), two sets of connecting plates (16), a connecting shaft (17), a connecting block (18) and two sets of sliding plates (33), the support frame (11) is fixedly installed at the upper end of the worktable (2), the first lead screw (12) is rotatably installed at the upper end of the support frame (11), the left and right parts of the first lead screw (12) are provided with external threads with opposite rotation directions, the right end of the first lead screw (12) is connected with the output end of the second motor (13), the second motor (13) is fixedly installed on the support frame (11), the two sets of sliding blocks (14) are both installed on the support frame (11) in a left-right sliding manner, the two sets of sliding blocks (14) are respectively screwed with the left and right parts of the first lead screw (12), two sets of transmission shafts (15) rotate respectively and are installed in two sets of slider (14) lower parts, the upper portion difference fixed mounting of two sets of connecting plates (16) is on two sets of transmission shafts (15), the lower part of two sets of connecting plates (16) is all rotated and is installed on connecting axle (17), connecting axle (17) fixed mounting is on connecting block (18), movable block (8) fixed mounting is at connecting block (18) lower extreme, two sets of sliding plates (33) are fixed mounting respectively at both ends about movable block (8), sliding mounting is about equal on support frame (11) in two sets of sliding plates (33).

3. The magnetic heating stirrer according to claim 1, further comprising two sets of second screws (19), two sets of moving plates (20), a first cone pulley (21), a second cone pulley (22), a third cone pulley (24), a fourth cone pulley (25), a first driven shaft (26), a fifth cone pulley (27), a sixth cone pulley (28), a second driven shaft (29), a seventh cone pulley (30), a driven cone pulley (31) and a third motor (32), wherein the two sets of second screws (19) are respectively rotatably mounted on the left and right parts of the workbench (2), the two sets of moving plates (20) are respectively slidably mounted on the workbench (2) from left to right, the two sets of moving plates (20) are respectively provided with a moving plate, the two sets of moving plates (20) are respectively mounted in a left-right mirror image manner, the two sets of second screws (19) are respectively screwed with the two sets of second screws (19), the first cone pulley (21) is fixedly mounted on the second screw (19) on the left side, the first cone pulley (21) is meshed with the second cone pulley (22), a rotating shaft is arranged on the second cone pulley (22), the rotating shaft is rotatably arranged on the workbench (2) and the supporting plate (3), the second cone pulley (22) is fixedly arranged at the upper end of the rotating shaft, the third cone pulley (24) is fixedly arranged at the lower end of the rotating shaft, the third cone pulley (24) is meshed with the fourth cone pulley (25), the fourth cone pulley (25) is fixedly arranged at the right end of the first driven shaft (26), the fifth cone pulley (27) is fixedly arranged at the left end of the first driven shaft (26), the fifth cone pulley (27) is meshed with the sixth cone pulley (28), the sixth cone pulley (28) is fixedly arranged at the lower end of the second driven shaft (29), the second driven shaft (29) is rotatably arranged on the supporting plate (3) and the workbench (2), the seventh cone pulley (30) is fixedly arranged at the upper end of the second driven shaft (29), and the seventh cone pulley (30) is meshed with the driven cone pulley (31), driven cone pulley (31) fixed mounting is on left second lead screw (19), and seventh cone pulley (30), driven cone pulley (31), sixth cone pulley (28), fifth cone pulley (27), fourth cone pulley (25), third cone pulley (24), the number of teeth and the tooth pitch homoenergetic of second cone pulley (22) and first cone pulley (21) are equal, second lead screw (19) and support frame (11) rotation installation on right side, the right-hand member of right side second lead screw (19) is connected with the output of third motor (32), third motor (32) fixed mounting is on support frame (11).

4. A magnetically heated mixer according to claim 1, wherein the lower ends of the two sets of plates (1) are provided with seats.

5. A magnetically heated mixer according to claim 2, wherein the second motor (13) is provided with reinforcing plates.

6. A magnetically heated mixer according to claim 3, wherein the third motor (32) is provided with a dust shield.

7. A magnetically heated mixer according to claim 2, wherein the outer layer of the support frame (11) is coated with a rust-inhibiting coating.

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