CN215628184U - Heat treatment device for transverse weld joint of annular steel strip - Google Patents
Heat treatment device for transverse weld joint of annular steel strip Download PDFInfo
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- CN215628184U CN215628184U CN202122466066.8U CN202122466066U CN215628184U CN 215628184 U CN215628184 U CN 215628184U CN 202122466066 U CN202122466066 U CN 202122466066U CN 215628184 U CN215628184 U CN 215628184U
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Abstract
The utility model belongs to the field of machining, in particular to a transverse weld seam heat treatment device for an annular steel strip, aiming at the problems that the temperature difference is too large due to thermal expansion between the heat treatment position and the unheated position, the steel strip is easy to generate permanent deformation, the steel strip is scrapped, meanwhile, the temperature of the narrow heat treatment furnace is greatly influenced by the environment and the temperature control is unstable, the following proposal is proposed, the device comprises six brackets, the top parts of the six brackets are fixedly provided with a same heat treatment plate, the top parts of the heat treatment plate are respectively connected with a driving hub and a driven hub, the heat treatment plate is connected with a hydraulic cylinder, and the output shaft of the hydraulic cylinder is respectively connected with the driving wheel hub and the driven wheel hub, the utility model can realize temperature regulation and control when the steel strip is subjected to heat treatment, so that the overheating phenomenon can be avoided when the steel strip is subjected to heat treatment, and the method has good practicability.
Description
Technical Field
The utility model relates to the technical field of machining, in particular to a heat treatment device for a transverse weld joint of an annular steel strip.
Background
Ceramic presses and drum vulcanizers widely use annular steel belts of MT1650 material, which are annularly sleeved on equipment during field installation. MT1650 is a martensite steel strip, a precipitation heat treatment process is needed in the production process to increase the mechanical properties such as strength, hardness and the like of the steel strip, but heat treatment is not generally carried out at a transverse welding seam, but the pressure of a ceramic press is high in the use condition, for example, the strength at the welding seam is low due to the fact that heat treatment is not carried out at the welding seam, and the service life of the steel strip is influenced;
the traditional heat treatment process is that after annular welding, a narrow heat treatment furnace is used for carrying out transverse weld heat treatment, but the width of the heat treatment furnace is too narrow, so that the temperature difference between a heat treatment position and an unheated position is too large due to thermal expansion, a steel strip is easy to generate permanent deformation, the steel strip is scrapped, meanwhile, the temperature of the narrow heat treatment furnace is greatly influenced by the environment, and the temperature control is unstable. If a bell-type furnace is adopted for heat treatment and the heat treatment is inconvenient, a transverse weld seam heat treatment device for the annular steel strip is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that in the prior art, the temperature difference between a heat treatment position and an unheated position is too large due to thermal expansion, a steel belt is easy to generate permanent deformation, the steel belt is scrapped, the temperature of a narrow heat treatment furnace is greatly influenced by the environment, and the temperature control is unstable.
In order to achieve the purpose, the utility model adopts the following technical scheme:
annular steel band transverse weld seam heat treatment device, including six supports, the same heat treatment board that has of the top fixed mounting of six supports, and the top of heat treatment board is connected with drive wheel hub and driven wheel hub respectively, be connected with the pneumatic cylinder on the heat treatment board, and the output shaft of pneumatic cylinder is connected with drive wheel hub and driven wheel hub respectively, the top of heat treatment board is inlayed respectively and is equipped with a plurality of single-end electric heating pipe and a plurality of thermocouple.
Preferably, the top of the heat treatment plate is arc-shaped, a heat-insulating housing is fixedly mounted at the top of the heat treatment plate, and the problem of overheating can be avoided by arranging the heat-insulating housing.
Preferably, the top fixed mounting of support has the mould heat-insulating board, and six mould heat-insulating boards all with the bottom fixed connection who heat treats the board, can realize slowing down high temperature transmission to the support through the mould heat-insulating board that sets up.
Has the advantages that:
1. according to the utility model, the driving wheel hub and the driven wheel hub are connected with the hydraulic cylinder, so that the pressure of the steel strip generated by tensioning the hydraulic cylinder is pressed on the top cambered surface of the heat treatment plate, and the pressure can be adjusted through the hydraulic cylinder, so that the steel strip can be attached to the heat treatment plate to avoid deformation during the heat treatment of the transverse weld joint of the steel strip;
2. according to the utility model, a deep hole is drilled on a heat treatment plate, a single-end electric heating pipe is inserted, a thermocouple is inserted at the same time, the single-end electric heating pipe is regulated by PID, the process temperature is kept when the temperature is close to the heat treatment temperature, and the single-end electric heating pipe can be independently controlled to form temperature transition so as to control the deformation of a steel belt generated by thermal expansion, so that the deformation is controlled within an elastic deformation range, and the plastic deformation is avoided;
3. according to the utility model, when the heat treatment temperature is very high, the thickness of a heat treatment layer can be calculated by utilizing the heat-insulating cover through the Fourier law, so that the danger of overheating is avoided, the die heat-insulating plate is arranged and connected with the bracket, so that the phenomenon that heat is transferred to the bracket too fast is avoided, a good heat-insulating effect is achieved, steel belts with different lengths can be perfectly attached to the arc-shaped surface of the heat treatment plate by adjusting the height of the bracket, and meanwhile, a runner can be designed in the heat treatment plate to be cooled quickly after reheating treatment is finished.
The utility model can realize temperature regulation and control when the steel strip is subjected to heat treatment, so that the overheating phenomenon can be avoided when the steel strip is subjected to heat treatment, and the utility model has good practicability.
Drawings
FIG. 1 is a three-dimensional structural diagram of a transverse weld heat treatment device for an annular steel strip according to the present invention;
FIG. 2 is a three-dimensional view of the connection structure of the heat treatment plate, the heat preservation housing, the single-end electric heating tube and the thermocouple of the heat treatment device for the transverse weld of the annular steel strip provided by the utility model;
FIG. 3 is a top view of a heat treatment plate and a plurality of single electric heating tube connection structures of the heat treatment device for the transverse weld of the annular steel strip;
FIG. 4 is a front view of a heat treatment plate structure of the heat treatment device for the transverse weld of the annular steel strip according to the present invention;
FIG. 5 is a side view of a heat treatment plate structure of the heat treatment device for the transverse weld of the annular steel strip.
In the figure: the device comprises a driving hub 1, a driven hub 2, a heat treatment plate 3, a single-end electric heating pipe 4, a thermocouple 5, a heat-insulating housing 6, a die heat-insulating plate 7, a support 8 and a hydraulic cylinder 9.
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.
Referring to fig. 1-5, the heat treatment device for the transverse weld of the annular steel strip comprises six brackets 8, wherein the top parts of the six brackets 8 are fixedly provided with a heat treatment plate 3, the top parts of the heat treatment plate 3 are respectively connected with a driving wheel hub 1 and a driven wheel hub 2, the heat treatment plate 3 is connected with a hydraulic cylinder 9, an output shaft of the hydraulic cylinder 9 is respectively connected with the driving wheel hub 1 and the driven wheel hub 2, and the top parts of the heat treatment plate 3 are respectively embedded with a plurality of single-head electric heating tubes 4 and a plurality of thermocouples 5.
The utility model can realize temperature regulation and control when the steel strip is subjected to heat treatment, so that the overheating phenomenon can be avoided when the steel strip is subjected to heat treatment, and the utility model has good practicability.
In the utility model, the top of the heat treatment plate 3 is arc-shaped, the heat-insulating housing 6 is fixedly arranged at the top of the heat treatment plate 3, and the problem of overheating can be avoided by arranging the heat-insulating housing 6.
According to the utility model, the top of the support 8 is fixedly provided with the die heat insulation plates 7, the six die heat insulation plates 7 are fixedly connected with the bottom of the heat treatment plate 3, and the die heat insulation plates 7 are arranged to slow down the transmission of high temperature to the support 8.
The working principle is as follows: the driving hub 1 and the driven hub 2 are connected with the hydraulic cylinder 9, namely, the pressure of a steel belt generated by the tensioning of the hydraulic cylinder is pressed on the top arc surface of a heat treatment plate 3, the pressure can be adjusted through the hydraulic cylinder 9, so that the steel belt can be attached to the heat treatment plate to avoid deformation during the heat treatment of a transverse weld joint of the steel belt, a deep hole is drilled on the heat treatment plate 3, a single-head electric heating pipe 4 is inserted, a thermocouple 5 is simultaneously inserted, the single-head electric heating pipe 4 is adjusted through PID (proportion integration differentiation), the process temperature is kept when the temperature is close to the heat treatment temperature, the single-head electric heating pipe 4 can be independently controlled to form temperature transition to control the deformation of the steel belt generated through thermal expansion, the deformation is controlled in an elastic deformation range to avoid plastic deformation, the thickness of a heat treatment layer can be calculated through Fourier when the heat treatment temperature is very high by utilizing the heat insulation housing 6, the danger of overheating is avoided, and a heat insulation plate mold 7 is arranged, be connected with support 8, with this can avoid heat transfer to support 8 to conduct heat too fast, good thermal-insulated effect has, and can make the perfect laminating of steel band heat treatment plate 3's arc surface through the height of adjusting support 8 to the steel band of different length, can design runner reheating treatment in the heat treatment plate 3 simultaneously and finish back rapid cooling, consequently this technical scheme can be when the steel band carries out thermal treatment, can realize the temperature regulation and control, make when carrying out thermal treatment to the steel band, can avoid taking place overheat phenomenon, consequently, good practicality has.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (3)
1. Horizontal welding seam heat treatment device of annular steel band, including six supports (8), its characterized in that, the top fixed mounting of six supports (8) is same has heat treatment board (3), and the top of heat treatment board (3) is connected with drive wheel hub (1) and driven wheel hub (2) respectively, be connected with pneumatic cylinder (9) on heat treatment board (3), and the output shaft of pneumatic cylinder (9) is connected with drive wheel hub (1) and driven wheel hub (2) respectively, the top of heat treatment board (3) is inlayed respectively and is equipped with a plurality of single-end electric heating pipe (4) and a plurality of thermocouple (5).
2. The device for the heat treatment of the transverse weld of the annular steel strip according to the claim 1, characterized in that the top of the heat treatment plate (3) is arc-shaped, and the top of the heat treatment plate (3) is fixedly provided with a heat preservation cover shell (6).
3. The heat treatment device for the transverse weld seam of the annular steel strip as claimed in claim 1, characterized in that the top of the bracket (8) is fixedly provided with a die insulation plate (7), and six die insulation plates (7) are fixedly connected with the bottom of the heat treatment plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122466066.8U CN215628184U (en) | 2021-10-13 | 2021-10-13 | Heat treatment device for transverse weld joint of annular steel strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122466066.8U CN215628184U (en) | 2021-10-13 | 2021-10-13 | Heat treatment device for transverse weld joint of annular steel strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215628184U true CN215628184U (en) | 2022-01-25 |
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ID=79934839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122466066.8U Active CN215628184U (en) | 2021-10-13 | 2021-10-13 | Heat treatment device for transverse weld joint of annular steel strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215628184U (en) |
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2021
- 2021-10-13 CN CN202122466066.8U patent/CN215628184U/en active Active
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