CN112129105A

CN112129105A - High-efficient heating device is used in machine metal processing

Info

Publication number: CN112129105A
Application number: CN202010991276.6A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-20
Filing date: 2020-09-20
Publication date: 2020-12-25

Abstract

The invention discloses a high-efficiency heating device for machining metal, which comprises a shell, wherein the shell comprises a shell inner layer and a shell outer layer, the shell inner layer and the shell outer layer are fixedly connected through a plurality of first connecting rings which are horizontally arranged, a first vacuum layer is arranged between the shell inner layer and the shell outer layer, a shell cover is horizontally arranged above the shell and is in abutting contact with the shell, the shell cover comprises a shell cover inner layer and a shell cover outer layer, the shell cover inner layer and the shell cover outer layer are fixedly connected through a plurality of second connecting rings which are horizontally arranged, and a second vacuum layer is arranged between the shell cover inner layer and the shell cover outer layer. According to the invention, the first vacuum layer and the second vacuum layer are arranged, so that heat loss is reduced, heating efficiency is improved, metal is heated more uniformly by rotating and heating the metal, and meanwhile, the distance between the metal and the heating element is adjustable, so that heat energy is utilized maximally, heating efficiency is improved, heating time is saved, and the device is safe, reliable, simple and practical.

Description

High-efficient heating device is used in machine metal processing

Technical Field

The invention relates to the technical field of metal heating, in particular to a high-efficiency heating device for machining metal.

Background

Metal is a substance that has the properties of gloss (i.e., strongly reflecting visible light), ductility, ease of electrical and thermal conductivity, etc. The above-mentioned properties of metals are related to the free electrons contained in the metal crystal, in nature, most metals exist in a combined state, few metals such as gold, platinum, silver and bismuth exist in a free state, most metal minerals are oxides and sulfides, other existing forms are chlorides, sulfates, carbonates and silicates, the connection among the metals is a metal bond, so that the connection can be reestablished again when the metal is randomly replaced, the ductility of the metal is also good, the metal elements usually only show positive valence in the compounds, the metal elements are called heavy metals with relatively large atomic mass, in nature, most metals exist in a combined state, few metals such as gold, silver, platinum and bismuth exist in a free state, most metal minerals are oxides and sulfides, and other existing forms are chlorides, sulfates, carbonates and silicates.

In the mechanical metal processing process, metal is often required to be heated, so a heating device is required, the sealing performance and the heat insulation performance of the existing heating device are not good, the heat loss of the heating device in the heating process is large, the heating efficiency is undoubtedly reduced, meanwhile, the heating assemblies of the existing heating device are mostly unmovable, the mechanical metal is different in size, the distance between the heating assemblies and the mechanical metal is possibly overlarge, so the heating efficiency is low, meanwhile, the condition that the mechanical metal is heated unevenly is often generated in the existing heating device, and the improvement is needed, so the high-efficiency heating device for mechanical metal processing is provided for solving the problems.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, heat loss is large, energy is wasted, the heating efficiency is low due to the fact that the distance between metal and a heating assembly is not adjustable, and the metal is heated unevenly.

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

a high-efficiency heating device for machining metal comprises a shell, wherein the shell comprises a shell inner layer and a shell outer layer, the shell inner layer and the shell outer layer are fixedly connected through a plurality of first connecting rings which are horizontally arranged, a first vacuum layer is arranged between the shell inner layer and the shell outer layer, a shell cover is horizontally arranged above the shell and is in abutting contact with the shell, the shell cover comprises a shell cover inner layer and a shell cover outer layer, the shell cover inner layer and the shell cover outer layer are fixedly connected through a plurality of second connecting rings which are horizontally arranged, a second vacuum layer is arranged between the shell cover inner layer and the shell cover outer layer, the bottom of the shell outer part is detachably connected with a fixed frame, a motor is arranged on the upper surface of the fixed frame and is in abutting contact with the fixed frame, a shaft of the motor penetrates through the shell and is rotatably connected with the shell, and a shaft of the motor is positioned at the top end of the inner part of the shell and is fixedly connected, the object placing plate is in contact with the inner wall of the shell in a propping manner, the object placing plate is circular, the upper surface of the object placing plate is provided with a threaded groove, the threaded groove is in threaded connection with a vertically arranged first screw rod, the first screw rod is connected with a fixing mechanism, the inner wall of the shell is vertically provided with a plurality of sliding grooves, the sliding grooves are all in sliding connection with a sliding block, the sliding block is fixedly connected with a horizontally arranged mounting block, the mounting block is all horizontally provided with a groove, a sliding plate is all in sliding connection with the groove, one end of the sliding plate, facing the inner side of the groove, is connected with an adjusting mechanism, one end of the sliding plate, facing the outer side of the groove, is fixedly connected with a horizontally arranged connecting rod, one end of the connecting rod, facing away from the sliding plate, is fixedly connected with a vertically, the mounting block is provided with a second screw rod which is vertically arranged, a fixing plate which is fixedly connected with the inner wall of the shell is horizontally arranged above the mounting block, the second screw rod penetrates through the fixing plate and is in sliding connection with the fixing plate, the upper surface and the lower surface of the fixing plate are respectively provided with a first nut and a second nut, the first nuts are respectively in threaded connection with the second screw rod, and the first nuts are respectively in contact with the fixing plate in an abutting mode.

Preferably, the fixing mechanism comprises a first locking plate in sliding connection with a first screw, the first locking plate is horizontally arranged, second nuts in threaded connection with the first screw are arranged above and below the first locking plate, the second nuts are in contact with the first locking plate in a propping mode, second locking plates in sliding connection with the first screw are horizontally arranged below the first locking plate, third nuts in threaded connection with the first screw are arranged above and below the second locking plate, the third nuts are in contact with the second locking plate in a propping mode, grooves are symmetrically formed in the second locking plate, the grooves are in sliding connection with vertically arranged propping plates, and the upper ends of the propping plates are in rotating connection with the first locking plate through connecting rods.

Preferably, the lower surface of the third nut below the clamping plate is fixedly connected with a locking cushion on the inner side of the clamping plate, and the length of the part of the clamping plate below the second locking plate is greater than the height of the third nut.

Preferably, the adjusting mechanism comprises a third screw rod penetrating through the mounting block and in threaded connection with the mounting block, a third nut in threaded connection with the third screw rod is arranged on the upper surface of the mounting block, the fourth nut is in abutting contact with the mounting block, a steel wire is fixedly connected to the part, located inside the groove, of the third screw rod, a supporting plate fixedly connected with the inner wall of the groove is vertically arranged between the third screw rod and the sliding plate, the supporting plate is fixedly connected with the sliding plate through a spring, the steel wire penetrates through the supporting plate and is in sliding connection with the supporting plate, and one end, far away from the third screw rod, of the steel wire is fixedly connected with the sliding plate.

Preferably, the end opening in the groove is fixedly connected with a limiting block, the limiting block is arranged above the inner side of the groove, and the bottom surface of the limiting block is abutted to the connecting rod.

Preferably, the outer bottom fixedly connected with of casing a plurality of universal wheels, it is a plurality of all install the brake block on the universal wheel, just the universal wheel height is greater than the height of fixed frame.

Preferably, the first solid fixed ring that the level set up is connected to casing outer wall top fixed connection, the solid fixed ring of second that the level set up is connected to casing outer wall bottom fixed connection, first solid fixed ring and the solid fixed ring looks butt contact of second, first solid fixed ring is the same with the solid fixed ring specification of second, first solid fixed ring and the solid fixed ring of second are through a plurality of dismantlement screw fixed connection.

Preferably, a plurality of equidistant setting between the first go-between, and be located the top first go-between upper surface and casing upper surface parallel and level, a plurality of equidistant setting between the second go-between, and be located the bottommost second go-between bottom surface and the casing lid lower surface parallel and level mutually.

Preferably, the shell cover and the shell are circular, a vent pipe is installed on the shell cover, a valve is arranged on the vent pipe, a handle is fixedly connected to the upper surface of the shell cover, and a temperature detector is fixedly connected to the inner bottom surface of the shell cover.

Compared with the prior art, the invention has the beneficial effects that:

1. divide equally into the ectonexine with casing and cap through the setting to set up the vacuum layer in casing and cap, can make the thermal-insulated thermal insulation performance of device better like this, less thermal loss improves heating efficiency, can reduce the outer temperature of device simultaneously, can prevent that operating personnel mistake from bumping scald, it is safer.

2. Through setting up can be rotatory put the thing board to fix mechanical metal on putting the thing board through supporting components such as tight board, let mechanical metal rotate along with putting the thing board, make mechanical metal be heated more evenly, and prevent that mechanical metal from removing because centrifugal force, not only stability is good, also can guarantee being heated of mechanical metal.

3. Make the heating member can remove from top to bottom through setting up components such as second screw rod, can make heating member and mechanical metal keep on same water flat line like this, through setting up components such as connecting rod for the horizontal distance between heating member and the mechanical metal can be adjusted, can make the heating member be close to mechanical metal as far as possible like this, improves heating device's heating efficiency, makes heat energy maximize, saves time.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a schematic top view of the housing cover of the present invention;

FIG. 3 is a schematic top view of the housing of the present invention;

FIG. 4 is a schematic side view of the first screw of the present invention;

FIG. 5 is an enlarged view of portion A of FIG. 1 according to the present invention;

FIG. 6 is an enlarged view of portion B of FIG. 1 according to the present invention;

FIG. 7 is an enlarged view of the portion C of FIG. 3 according to the present invention;

fig. 8 is an external structural view of the present invention.

In the figure: 1. a housing; 2. an inner layer of the housing; 3. an outer layer of the housing; 4. a first connecting ring; 5. a first vacuum layer; 6. a shell cover; 7. a shell cover inner layer; 8. an outer layer of the shell cover; 9. a second connection ring; 10. a second vacuum layer; 11. a fixing frame; 12. a motor; 13. a storage plate; 14. a thread groove; 15. a first screw; 16. a fixing mechanism; 17. a chute; 18. a slider; 19. mounting blocks; 20. a groove; 21. a sliding plate; 22. an adjustment mechanism; 23. a connecting rod; 24. a connecting plate; 25. a heating member; 26. a fixing strip; 27. a second screw; 28. a fixing plate; 29. a first nut; 30. a first locking plate; 31. a second nut; 32. a second locking plate; 33. a third nut; 34. grooving; 35. a propping plate; 36. a connecting rod; 37. locking the soft cushion; 38. a third screw; 39. a fourth nut; 40. a steel wire; 41. a support plate; 42. a spring; 43. a limiting block; 44. a universal wheel; 45. a brake pad; 46. a first retaining ring; 47. a second retaining ring; 48. disassembling the screw; 49. a breather pipe; 50. a valve; 51. a handle; 52. a temperature detector.

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.

Referring to fig. 1 to 8, the present invention provides a technical solution:

embodiment one, as shown in fig. 1 to 8, a high-efficiency heating device for machining metal comprises a housing 1, the housing 1 includes a housing inner layer 2 and a housing outer layer 3, the housing inner layer 2 and the housing outer layer 3 are fixedly connected through a plurality of horizontally arranged first connecting rings 4, a first vacuum layer 5 is arranged between the housing inner layer 2 and the housing outer layer 3, a housing cover 6 is horizontally arranged above the housing 1, the housing cover 6 is in contact with the housing 1 in an abutting manner, the housing cover 6 includes a housing cover inner layer 7 and a housing cover outer layer 8, the housing cover inner layer 7 and the housing cover outer layer 8 are fixedly connected through a plurality of horizontally arranged second connecting rings 9, a second vacuum layer 10 is arranged between the housing cover inner layer 7 and the housing cover outer layer 8, a fixed frame 11 is detachably connected to an outer bottom of the housing 1, a motor 12 is arranged on an upper surface of the fixed frame 11, the motor 12 is in contact with the fixed frame 11 in an abutting manner, a shaft of the motor 12, the shaft of the motor 12 is positioned at the top end of the inner part of the shell 1 and is fixedly connected with a horizontally arranged object placing plate 13, the object placing plate 13 is in contact with the inner wall of the shell 1 in a propping way, the object placing plate 13 is circular, the upper surface of the object placing plate 13 is provided with a threaded groove 14, the threaded groove 14 is in threaded connection with a vertically arranged first screw 15, the first screw 15 is connected with a fixing mechanism 16, the inner wall of the shell 1 is vertically provided with a plurality of sliding grooves 17, the plurality of sliding grooves 17 are all in sliding connection with a sliding block 18, the sliding block 18 is fixedly connected with a horizontally arranged mounting block 19, the mounting block 19 is all horizontally provided with a groove 20, a sliding plate 21 is all in sliding connection with the groove 20, one end of the sliding plate 21, which faces towards the inner side of the groove 20, is connected with an adjusting mechanism 22, one end of the sliding plate 21, which faces towards the outer, the heating element 25 is fixedly connected with the connecting plate 24 through a plurality of fixing strips 26, the upper surface of the mounting block 19 is fixedly connected with a vertically arranged second screw 27, a fixing plate 28 fixedly connected with the inner wall of the shell 1 is horizontally arranged above the mounting block 19, the second screw 27 penetrates through the fixing plate 28 and is in sliding connection with the fixing plate, the upper surface and the lower surface of the fixing plate 28 are respectively provided with a first nut 29, two first nuts 29 are respectively in threaded connection with the second screw 27, the two first nuts 29 are respectively in contact with the fixing plate 28 in an abutting mode, through arranging the first vacuum layer 5 and the second vacuum layer 10, the heat dissipation of the device is reduced, the heat loss is reduced, the heat insulation effect of the device is better, the heating efficiency is improved, resources are saved, meanwhile, the shell 1 and the shell cover 6 are both made of heat insulation type materials, the heat insulation effect of the device is further enhanced, the heat loss is reduced, and, so that the operator can not be mistakenly touched and scalded, and the operation is safer.

In the second embodiment, as shown in fig. 1, 3 and 4, the fixing mechanism 16 includes a first locking plate 30 slidably connected to the first screw 15, the first locking plate 30 is horizontally disposed, second nuts 31 threadedly connected to the first screw 15 are disposed above and below the first locking plate 30, the two second nuts 31 are in contact with the first locking plate 30, a second locking plate 32 slidably connected to the first screw 15 is horizontally disposed below the first locking plate 30, third nuts 33 threadedly connected to the first screw 15 are disposed above and below the second locking plate 32, the two third nuts 33 are in contact with the second locking plate 32, slots 34 are symmetrically disposed on the second locking plate 32, vertically disposed abutting plates 35 are slidably connected to the two slots 34, upper ends of the two abutting plates 35 are rotatably connected to the first locking plate 30 through connecting rods 36, locking cushions 37 are fixedly connected to inner sides of the abutting plates 35 and lower surfaces of the lower third nuts 33, the length of the part, below the second locking plate 32, of the abutting plate 35 is larger than the height of the third nut 33, the locking cushion 37 is made of high-temperature-resistant materials, so that the locking cushion 37 can be prevented from being melted due to overhigh temperature, meanwhile, the locking cushion 37 can protect mechanical metal and prevent the mechanical metal from being worn, fixing devices such as the second abutting plate 35 realize the fixation of the mechanical metal, the mechanical metal is prevented from colliding with components due to centrifugal force when the mechanical metal rotates, the mechanical metal and the components are protected, and the mechanical metal can be uniformly heated.

In the third embodiment, as shown in fig. 1, 3, 6, and 7, the adjusting mechanism 22 includes a third screw 38 penetrating through and in threaded connection with the mounting block 19, a third nut 33 in threaded connection with the third screw 38 is disposed on the upper surface of the mounting block 19, a fourth nut 39 is in contact with the mounting block 19, a steel wire 40 is fixedly connected to a portion of the third screw 38 located inside the groove 20, a supporting plate 41 fixedly connected to an inner wall of the groove 20 is vertically disposed between the third screw 38 and the sliding plate 21, the supporting plate 41 is fixedly connected to the sliding plate 21 through a spring 42, the steel wire 40 penetrates through the supporting plate 41 and is in sliding connection with the supporting plate 41, one end of the steel wire far away from the third screw 38 is fixedly connected to the sliding plate 21, a limiting block 43 is fixedly connected to an inner port of the groove 20, the limiting block 43 is located above the inside of the groove 20, a bottom surface of the limiting block 43 is, the sliding plate 21 is prevented from being separated from the groove 20, and the distance between the mechanical metal and the heating element 25 is adjustable through a series of adjusting components such as the third screw 8, so that the heating element 25 can be close to the mechanical metal as much as possible, the heating efficiency is improved, and the heating time is saved.

Fourth embodiment, as shown in fig. 1, 8, a plurality of universal wheels 44 are fixedly connected to the outer bottom of the casing 1, a brake block 45 is installed on each of the plurality of universal wheels 44, and the height of the universal wheel 44 is greater than that of the fixed frame 11, so that the device can be moved more conveniently by setting the universal wheels 44, and meanwhile, the brake block 45 is arranged, so that the device can be stably stopped at a certain position.

In the fifth embodiment, as shown in fig. 1-3 and 8, the top end of the outer wall of the casing 1 is fixedly connected with a first fixing ring 46 horizontally arranged, the bottom end of the outer wall of the casing cover 6 is fixedly connected with a second fixing ring 47 horizontally arranged, the first fixing ring 46 contacts with the second fixing ring 47 in a propping manner, the first fixing ring 46 and the second fixing ring 47 have the same specification, the first fixing ring 46 and the second fixing ring 47 are fixedly connected through a plurality of detaching screws 48, the first fixing ring 46 and the second fixing ring 47 are arranged, and the first fixing ring 46 and the second fixing ring 47 are connected through the detaching screws 48, so that the sealing performance of the device is better, and the heat loss is.

In the sixth embodiment, as shown in fig. 1 and 3, the plurality of first connection rings 4 are arranged at equal intervals, the upper surface of the uppermost first connection ring 4 is flush with the upper surface of the housing 1, the plurality of second connection rings 9 are arranged at equal intervals, the bottom surface of the lowermost second connection ring 9 is flush with the lower surface of the housing cover 6, and the first connection rings 4 and the second connection rings 9 respectively ensure that the functions of the first vacuum layer 5 and the second vacuum layer 10 are realized, so that the heat insulation effect of the device is better.

Seventh embodiment, as shown in fig. 1, 2, and 8, the housing cover 6 and the housing 1 are both circular, a vent pipe 49 is installed on the housing cover 6, a valve 50 is installed on the vent pipe 49, a handle 51 is fixedly connected to the upper surface of the housing cover 6, a temperature detector 52 is fixedly connected to the bottom surface in the housing cover 6, the vent pipe 49 and the valve 50 are used for adjusting the air pressure of the device, so that the device is safer, and the temperature detector 52 is used for detecting the temperature in the adjusting device, thereby realizing the temperature control.

The working principle is as follows: the disassembly screw 48 is taken down, the shell cover 6 is opened, the first screw rod 15 is rotationally removed, mechanical metal is placed on the object placing plate 13, the first screw rod 15 is inserted into the thread groove 14 and screwed tightly, the second nut 31 and the third nut 33 are unscrewed, the first locking plate 30 and the second locking plate 32 are adjusted to move downwards, the third nut 33 located below is enabled to be abutted against the mechanical metal, the position of the first locking plate 30 is adjusted upwards, the first locking plate 30 drives the abutting plate 35 to move towards the middle through the connecting rod 36, the two abutting plates 35 are matched to clamp and fix the mechanical metal, the second nut 31 and the third nut 33 are screwed tightly and fixed, the first nut 29 is unscrewed, the sliding block 18 is slid, the heating element 25 and the mechanical metal are located on the same horizontal line, the first nut 29 is screwed tightly, the fourth nut 39 is unscrewed, the third screw rod 38 is rotated, the distance between the heating element 25 and the mechanical metal is adjusted through the steel wire 40, loosen steel wire 40 slowly for heating member 25 is pressed close to mechanical metal, then screws up fourth nut 39, then covers cap 6, through dismantling 48 fixed cap 6 of screw and casing 1, the switch on device power, control starter motor 12 and thermodetector 52, motor 12 drives and puts the thing board 13 rotation, it is rotatory to drive mechanical metal indirectly, realize the even heating, close motor 12 and thermodetector 52 after the heating finishes, the switching off device power, the opening device takes out mechanical metal.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a high-efficient heating device is used in machine metal processing, includes casing (1), its characterized in that: the shell (1) comprises a shell inner layer (2) and a shell outer layer (3), the shell inner layer (2) and the shell outer layer (3) are fixedly connected through a plurality of first connecting rings (4) which are horizontally arranged, a first vacuum layer (5) is arranged between the shell inner layer (2) and the shell outer layer (3), a shell cover (6) is horizontally arranged above the shell (1), the shell cover (6) is in abutting contact with the shell (1), the shell cover (6) comprises a shell cover inner layer (7) and a shell cover outer layer (8), the shell cover inner layer (7) and the shell cover outer layer (8) are fixedly connected through a plurality of second connecting rings (9) which are horizontally arranged, a second vacuum layer (10) is arranged between the shell cover inner layer (7) and the shell cover outer layer (8), and a fixed frame (11) is detachably connected at the outer bottom of the shell (1), the upper surface of the fixed frame (11) is provided with a motor (12), the motor (12) is in contact with the fixed frame (11) in a propping manner, a shaft of the motor (12) penetrates through the shell (1) and is rotationally connected with the shell, the shaft of the motor (12) is positioned at the top end of the inner part of the shell (1) and is fixedly connected with a horizontally arranged object placing plate (13), the object placing plate (13) is in contact with the inner wall of the shell (1) in a propping manner, the object placing plate (13) is circular, the upper surface of the object placing plate (13) is provided with a threaded groove (14), the threaded groove (14) is in threaded connection with a vertically arranged first screw rod (15), the first screw rod (15) is connected with a fixing mechanism (16), the inner wall of the shell (1) is vertically provided with a plurality of sliding grooves (17), the sliding grooves (17) are all in sliding connection with a sliding block (18), and the sliding, the mounting block (19) is horizontally provided with a groove (20), a sliding plate (21) is slidably connected in the groove (20), one end of the sliding plate (21) facing the inner side of the groove (20) is connected with an adjusting mechanism (22), one end of the sliding plate (21) facing the outer side of the groove (20) is fixedly connected with a horizontally arranged connecting rod (23), one end of the connecting rod (23) far away from the sliding plate (21) is fixedly connected with a vertically arranged connecting plate (24), one side of the connecting plate (24) far away from the connecting rod (23) is provided with a heating element (25), the heating element (25) is fixedly connected with the connecting plate (24) through a plurality of fixing strips (26), the upper surface of the mounting block (19) is fixedly connected with a vertically arranged second screw rod (27), and a fixing plate (28) fixedly connected with the inner wall of the shell (1) is horizontally arranged above the mounting, the second screw rod (27) penetrates through the fixing plate (28) and is in sliding connection with the fixing plate, first nuts (29) are arranged on the upper surface and the lower surface of the fixing plate (28), the two first nuts (29) are in threaded connection with the second screw rod (27), and the two first nuts (29) are in contact with the fixing plate (28) in an abutting mode.

2. The high-efficiency heating apparatus for machining metal according to claim 1, characterized in that: the fixing mechanism (16) comprises a first locking plate (30) in sliding connection with a first screw (15), the first locking plate (30) is horizontally arranged, second nuts (31) in threaded connection with the first screw (15) are arranged above and below the first locking plate (30), the two second nuts (31) are in abutting contact with the first locking plate (30), a second locking plate (32) in sliding connection with the first screw (15) is horizontally arranged below the first locking plate (30), third nuts (33) in threaded connection with the first screw (15) are arranged above and below the second locking plate (32), the two third nuts (33) are in abutting contact with the second locking plate (32), grooves (34) are symmetrically arranged on the second locking plate (32), and abutting plates (35) which are vertically arranged are in sliding connection with the two grooves (34), the upper ends of the two abutting plates (35) are rotatably connected with the first locking plate (30) through connecting rods (36).

3. A high-efficiency heating apparatus for machining metal according to claim 2, characterized in that: the lower surface of the third nut (33) and the inner side of the abutting plate (35) are fixedly connected with a locking cushion (37), and the length of the portion, below the second locking plate (32), of the abutting plate (35) is larger than the height of the third nut (33).

4. The high-efficiency heating apparatus for machining metal according to claim 1, characterized in that: the adjusting mechanism (22) comprises a third screw (38) penetrating through the mounting block (19) and in threaded connection with the mounting block, a third nut (33) in threaded connection with the third screw (38) is arranged on the upper surface of the mounting block (19), a fourth nut (39) is abutted against the mounting block (19), a steel wire (40) is fixedly connected to the part, located in the groove (20), of the third screw (38), a supporting plate (41) fixedly connected with the inner wall of the groove (20) is vertically arranged between the third screw (38) and the sliding plate (21), the supporting plate (41) is fixedly connected with the sliding plate (21) through a spring (42), the steel wire (40) penetrates through the supporting plate (41) and is in sliding connection with the supporting plate, and one end, far away from the third screw (38), of the steel wire is fixedly connected with the sliding plate (21).

5. The high-efficiency heating apparatus for machining metal according to claim 4, characterized in that: port department fixedly connected with stopper (43) in recess (20), stopper (43) are upper side in recess (20), stopper (43) bottom surface and connecting rod (23) counterbalance contact.

6. The high-efficiency heating apparatus for machining metal according to claim 1, characterized in that: the outer bottom fixedly connected with of casing (1) a plurality of universal wheels (44), it is a plurality of all install brake block (45) on universal wheel (44), just universal wheel (44) height is greater than the height of fixed frame (11).

7. The high-efficiency heating apparatus for machining metal according to claim 1, characterized in that: casing (1) outer wall top fixed connection has first solid fixed ring (46) that the level set up, the solid fixed ring (47) of second that cap (6) outer wall bottom fixed connection has the level to set up, first solid fixed ring (46) and the solid fixed ring (47) looks butt contact of second, first solid fixed ring (46) is the same with the solid fixed ring (47) specification of second, first solid fixed ring (46) and the solid fixed ring (47) of second are through a plurality of dismantlement screws (48) fixed connection.

8. The high-efficiency heating apparatus for machining metal according to claim 1, characterized in that: it is a plurality of equidistant setting between first go-between (4), and be located the top first go-between (4) upper surface and casing (1) upper surface parallel and level, it is a plurality of equidistant setting between second go-between (9), and be located the below second go-between (9) bottom surface and cap (6) lower surface parallel and level mutually.

9. The high-efficiency heating apparatus for machining metal according to claim 1, characterized in that: the casing cover (6) is circular with casing (1), install breather pipe (49) on casing cover (6), be equipped with valve (50) on breather pipe (49), fixed surface is connected with handle (51) on casing cover (6), bottom surface fixedly connected with thermodetector (52) in casing cover (6).