CN210491246U

CN210491246U - Permanent magnet induction heating device

Info

Publication number: CN210491246U
Application number: CN201920765856.6U
Authority: CN
Inventors: 谢筱萍; 孙淑琴; 盛一
Original assignee: Nanjing Xinghe Precision Intelligent Manufacturing Research Institute Co ltd
Current assignee: Nanjing Xinghe Precision Intelligent Manufacturing Research Institute Co ltd
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-05-08
Anticipated expiration: 2029-05-27

Abstract

The utility model discloses a permanent magnetism induction heating device, including workstation and induction coil, the top center department of workstation installs the clamping platform that is the dish type structure, the top of clamping platform is annular equidistance and has seted up the multiunit slide rail, and the inboard of multiunit slide rail all slips and have the slider, top one side fixedly connected with of slider is the clamp splice of right trapezoid structure, the below that the inside of clamping platform is located the slider is provided with the spiral fluted disc. The utility model discloses in, at first, inside is provided with reciprocating type heating mechanism, and this kind of structure can carry out reciprocating induction heating with the work piece and handle, has increased the response area of work piece heating to promoted work piece induction heating's efficiency and quality, secondly, inside is provided with from locking-type clamping structure, and the regulation clamping of the different diameter work pieces of being convenient for of this kind of structure is handled, has both promoted the stability of work piece clamping, has also promoted induction heating device's suitability simultaneously.

Description

Permanent magnet induction heating device

Technical Field

The utility model relates to an induction heating technical field especially relates to a permanent magnetism induction heating device.

Background

Electromagnetic induction heating, or induction heating for short, is one method of heating conductive materials such as metallic materials. The induction heating method is mainly used for metal hot working, heat treatment, welding and melting, the induction heating is to generate current inside a heated material by using an electromagnetic induction method, and the heating purpose is achieved by depending on the energy of eddy current. The basic components of an induction heating system include an induction coil, an ac power source, and a workpiece. The coil can be made into different shapes according to different heating objects. The coil is connected to a power supply which supplies an alternating current to the coil, the alternating current flowing through the coil generating an alternating magnetic field through the workpiece, which causes the workpiece to generate eddy currents for heating.

However, the existing permanent magnet induction heating device for processing the pipe column still has the defects that: firstly, inside does not have reciprocating type heating mechanism that sets up, can't carry out omnidirectional motion heat treatment with the work piece, only can carry out heat treatment to work piece assigned position department, and heating efficiency is relatively poor, and secondly, adopt mechanical clamping structure mostly, inside does not have and sets up from locking-type clamping structure, and the clamping fixed treatment of different diameter work pieces of being not convenient for, the operation is got up and is wasted time and energy, and the stability of clamping is relatively poor simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the permanent magnet induction heating device is provided for solving the problems that the workpiece cannot be subjected to omnibearing motion heating treatment and clamping and fixing treatment of workpieces with different diameters are inconvenient.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a permanent magnet induction heating device comprises a workbench and an induction coil, wherein a clamping table in a disc structure is installed at the top center of the workbench, a plurality of groups of slide rails are arranged at the top of the clamping table in an annular equal distance, slide blocks are connected to the inner sides of the plurality of groups of slide rails in a sliding manner, a clamping block in a right trapezoid structure is fixedly connected to one side of the top of each slide block, a spiral fluted disc is arranged below each slide block inside the clamping table, each slide block is in meshing transmission connection with the spiral fluted disc through a rack installed at the bottom, a servo motor is installed at the bottom center of the workbench, an output shaft of the servo motor is in transmission connection with the spiral fluted disc, a top frame is fixedly connected to the top of the workbench and is located above the clamping table, a lifting column penetrating through the top frame is vertically embedded at the top center of the top frame in a sliding manner, a lifting plate is installed at the bottom end of the lifting column, a sliding chute is horizontally arranged, and the inboard symmetry cunning of spout has two sets of positioning boards, and the bottom of two sets of positioning boards all is vertical fixedly connected with permanent magnet, the outside of permanent magnet has been around having connect induction coil, driving motor is installed to the top that the top of roof-rack is located the lift post, and driving motor's output shaft transmission is connected with the cam to the exterior wall of cam and the exterior wall of lift post are laminated each other.

As a further description of the above technical solution:

the inboard of clamp splice is installed and is the splint of arc structure, and the inboard of splint inlays and is equipped with the rubber packing piece.

As a further description of the above technical solution:

and the outer surface wall of the lifting column is positioned between the top frame and the lifting plate and is elastically connected with a tension spring.

As a further description of the above technical solution:

four corners at the top of the lifting plate are vertically and fixedly connected with limiting sliding columns penetrating through the top frame.

As a further description of the above technical solution:

the side section of the positioning plate is of an inverted convex structure, and the positioning plate and the sliding groove are in transition fit.

As a further description of the above technical solution:

the front surface center department of workstation installs control switch, and control switch's output respectively with servo motor, driving motor and induction coil's input electric connection.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, inside is provided with reciprocating type heating mechanism, bottom at the lift post is provided with the lifter plate, permanent magnet and induction coil, top that is located the lift post at the top of roof-rack simultaneously is provided with driving motor and cam, when driving motor during operation, just can drive the cam and rotate, under extension spring's spring action, the lifter plate, permanent magnet and induction coil, just can carry out the reciprocating motion of vertical direction, thereby carry out all-round induction heating with the work piece of clamping bench top clamping and handle, this kind of structure can carry out reciprocal induction heating with the work piece and handle, the induction area of work piece heating has been increased, thereby work piece induction heating's efficiency and quality have been promoted.

2. In the utility model, a self-locking clamping structure is arranged inside, a slide rail is arranged inside the clamping platform, the inner side of the slide rail is connected with a slide block in a sliding way, the top of the sliding block is provided with a clamping block and a clamping plate, and a spiral fluted disc is arranged inside the clamping table, the bottom of the sliding block is provided with a rack, when a workpiece needs to be clamped, the workpiece is vertically placed in the center of the top of the clamping table, the servo motor drives the spiral fluted disc to rotate forwards by pressing the control switch, thereby the plurality of groups of sliding blocks can be driven by the rack to gather inwards in the sliding rail, when the clamping plate with the arc structure contacts the outer wall of the workpiece, the workpiece can be elastically clamped between the rubber gaskets in the clamping plate in a multi-direction way, the structure is convenient for adjusting, clamping and processing workpieces with different diameters, improves the stability of workpiece clamping, and also improves the applicability of the induction heating device.

Drawings

Fig. 1 is a schematic structural diagram of a permanent magnet induction heating device according to the present invention;

fig. 2 is a schematic top view of the clamping table of the present invention;

fig. 3 is a schematic side view of the lifting plate of the present invention.

Illustration of the drawings:

1. a work table; 2. a control switch; 3. a clamping table; 4. a slide rail; 5. a slider; 6. a spiral fluted disc; 7. a rack; 8. a servo motor; 9. a clamping block; 10. a splint; 11. a top frame; 12. a drive motor; 13. a cam; 14. a lifting column; 15. a lifting plate; 16. an extension spring; 17. a limiting sliding column; 18. a positioning plate; 19. a permanent magnet; 20. an induction coil; 21. a rubber gasket; 22. a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a permanent magnet induction heating device comprises a workbench 1 and an induction coil 20, wherein a clamping table 3 in a disc structure is installed at the center of the top of the workbench 1, a plurality of groups of slide rails 4 are annularly and equidistantly arranged at the top of the clamping table 3, slide blocks 5 are slidably connected to the inner sides of the plurality of groups of slide rails 4, a clamping block 9 in a right-angle trapezoid structure is fixedly connected to one side of the top of each slide block 5, a spiral fluted disc 6 is arranged inside the clamping table 3 and below the slide blocks 5, the slide blocks 5 are in meshing transmission connection with the spiral fluted disc 6 through racks 7 installed at the bottom, a servo motor 8 is installed at the center of the bottom of the workbench 1, an output shaft of the servo motor 8 is in transmission connection with the spiral fluted disc 6, a top frame 11 is fixedly connected to the top of the workbench 1 and above the clamping table 3, a lifting column 14 penetrating through the top frame 11 is vertically and slidably embedded at the center of the top frame 11, and a lifting plate 15 is, the bottom of lifter plate 15 is the level and has seted up spout 22, and the inboard symmetry sliding joint of spout 22 has two sets of positioning boards 18, and the bottom of two sets of positioning boards 18 all is vertical fixedly connected with permanent magnet 19, the outside wire-wound of permanent magnet 19 has induction coil 20, driving motor 12 is installed to the top that the top of roof-rack 11 is located lift post 14, and driving motor 12's output shaft transmission is connected with cam 13, and the exterior wall of cam 13 and lift post 14's exterior wall laminate each other.

Specifically, as shown in fig. 2, the splint 10 that is the arc structure is installed to the inboard of clamp splice 9, and the inboard of splint 10 inlays and is equipped with rubber gasket 21, is the setting of arc structure splint 10, and the clamping of the work piece of being convenient for is handled, and the setting of rubber gasket 21 has promoted the stability of work piece clamping on the one hand, and on the other hand has reduced the clamping of work piece outer wall impaired.

Specifically, as shown in fig. 1, an extension spring 16 is elastically connected between the top frame 11 and the lifting plate 15 on the outer wall of the lifting column 14, and the extension spring 16 is provided to facilitate the reset process after the positioning plate 18 is pressed down.

Specifically, as shown in fig. 1, four corners at the top of the lifting plate 15 are vertically fixedly connected with limiting sliding columns 17 penetrating through the top frame 11, and the stability of sliding adjustment of the lifting plate 15 in the vertical direction is improved due to the arrangement of the limiting sliding columns 17.

Specifically, as shown in fig. 3, the side section of the positioning plate 18 is of an inverted convex structure, and the positioning plate 18 and the sliding groove 22 are in transition fit, so that the stability of the sliding adjustment of the positioning plate 18 is improved due to the adoption of the fit mode.

Specifically, as shown in fig. 1 and 3, a control switch 2 is installed at the center of the front surface of the workbench 1, and an output end of the control switch 2 is electrically connected to input ends of the servo motor 8, the driving motor 12 and the induction coil 20, so that the control switch 2 is convenient for the energization control processing of the servo motor 8, the driving motor 12 and the induction coil 20.

The working principle is as follows: when the device is used, a power supply is switched on, a workpiece is vertically placed at the center of the top of the clamping table 3, the control switch 2 is pressed, the servo motor 8 drives the spiral fluted disc 6 to rotate in the forward direction, the plurality of groups of sliding blocks 5 are gathered inwards in the sliding rail 4 in the clamping table 3 under the driving of the rack 7, when the clamping plates 10 in the arc-shaped structures contact the outer wall of the workpiece, the workpiece can be clamped among the plurality of groups of clamping plates 10 in multiple directions, the clamping and fixing treatment of the workpiece is completed, then two groups of permanent magnets 19 and induction coils 20 are subjected to sliding adjustment treatment in the horizontal direction through the positioning plate 18 according to the size of the workpiece, the control switch 2 can be pressed after the clamping plates are adjusted to a proper position, the driving motor 12 drives the cam 13 to rotate at a constant speed, and the lifting plate 15, the permanent magnets 19 and the induction coils 20 are driven by the stretching spring 16 and the lifting column 14, just can carry out vertical direction's reciprocating motion, induction coil 20 just can switch on simultaneously to the workpiece that is located the anger permanent magnet 19 between the draft with clamping platform 3 top carries out all-round induction heating and handles, and after the heating process, alright press control switch 2, servo motor 8 alright drive spiral fluted disc 6 antiport, alright take out the workpiece after the heating.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a permanent magnet induction heating device, includes workstation (1) and induction coil (20), its characterized in that, the clamping platform (3) that is the dish type structure is installed at the top center department of workstation (1), the top of clamping platform (3) is annular equidistance and has seted up multiunit slide rail (4), and the inboard of multiunit slide rail (4) all sliding connection has slider (5), top one side fixedly connected with of slider (5) is clamp splice (9) of right trapezoid structure, the inside below that is located slider (5) of clamping platform (3) is provided with spiral fluted disc (6), wherein rack (7) and the meshing transmission of spiral fluted disc (6) of slider (5) through the bottom installation are connected, servo motor (8) are installed to the bottom center department of workstation (1), and the output shaft and the spiral fluted disc (6) transmission of servo motor (8) are connected, the top of the workbench (1) is positioned above the clamping table (3) and is fixedly connected with a top frame (11), the center of the top frame (11) is vertically embedded with a lifting column (14) which penetrates through the top frame (11) in a sliding way, and the bottom end of the lifting column (14) is provided with a lifting plate (15), the bottom of the lifting plate (15) is horizontally provided with a sliding chute (22), two groups of positioning plates (18) are symmetrically connected to the inner side of the sliding chute (22) in a sliding way, the bottoms of the two groups of positioning plates (18) are vertically and fixedly connected with permanent magnets (19), an induction coil (20) is wound on the outer side of the permanent magnet (19), a driving motor (12) is installed on the top of the top frame (11) above the lifting column (14), an output shaft of the driving motor (12) is in transmission connection with a cam (13), and the outer wall of the cam (13) is mutually attached to the outer wall of the lifting column (14).

2. A permanent magnet induction heating apparatus according to claim 1, characterized in that the inner side of the clamping block (9) is provided with a clamping plate (10) having an arc structure, and the inner side of the clamping plate (10) is embedded with a rubber gasket (21).

3. A permanent magnet induction heating unit according to claim 1, characterized in that the outer surface wall of the lifting column (14) is elastically connected with a tension spring (16) between the top frame (11) and the lifting plate (15).

4. A permanent magnet induction heating device according to claim 1, characterized in that the top four corners of the lifting plate (15) are vertically and fixedly connected with limit sliding columns (17) penetrating the top frame (11).

5. A permanent magnet induction heating device according to claim 1, characterized in that the side section of the positioning plate (18) is of an inverted convex structure, and the positioning plate (18) and the sliding groove (22) are in transition fit.

6. The permanent magnet induction heating device according to claim 1, wherein a control switch (2) is installed at the center of the front surface of the working table (1), and the output end of the control switch (2) is electrically connected with the input ends of the servo motor (8), the driving motor (12) and the induction coil (20), respectively.