CN211897029U - Isothermal normalizing heat treatment production device utilizing waste heat - Google Patents
Isothermal normalizing heat treatment production device utilizing waste heat Download PDFInfo
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- CN211897029U CN211897029U CN201921875818.2U CN201921875818U CN211897029U CN 211897029 U CN211897029 U CN 211897029U CN 201921875818 U CN201921875818 U CN 201921875818U CN 211897029 U CN211897029 U CN 211897029U
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Abstract
The utility model provides an utilize waste heat isothermal normalizing heat treatment apparatus for producing, it relates to technical field, concretely relates to utilize waste heat isothermal normalizing heat treatment apparatus for producing. It contains box resistance furnace body, heat preservation, insulating layer, crashproof shell, bracing piece, base, truckle, dead lever, the outside of box resistance furnace body be provided with the heat preservation, the outside of heat preservation is provided with the insulating layer, the outside of insulating layer is provided with crashproof shell, the below of crashproof shell is provided with the bracing piece, the below of bracing piece is provided with the base, the inside of base is provided with the cell body, is provided with the fretwork fence on the upper surface of base, the below of base is provided with the truckle, the left and right sides of crashproof shell is provided with the dead lever. After the technical scheme is adopted, the utility model discloses beneficial effect does: the production time can be saved, the production cost is reduced, and the product produced by adopting the process has higher quality, longer service life and higher precision.
Description
Technical Field
The utility model relates to the technical field, concretely relates to utilize waste heat isothermal normalizing heat treatment apparatus for producing.
Background
The isothermal normalizing is to heat common carbon steel into austenite, and the heating temperature and the heat preservation time are the same as those of the common normalizing. And (3) cooling the steel to the nose part of the S curve (the incubation period is shortest, the temperature is about 550-600 ℃) after heat preservation, keeping the temperature isothermally, finishing transformation of the supercooled austenite in the temperature range to obtain a thinner pearlite structure (relative to isothermal annealing), and then cooling the steel by air to obtain a heat treatment process with better processing performance and mechanical performance. Compared with the common isothermal annealing, the isothermal normalizing has shorter process period and more uniform structure. The heat treatment is a metal hot working process which comprises the steps of placing a metal material in a certain medium for heating, heat preservation and cooling, and controlling the performance of the material by changing the metallographic structure on the surface or in the material. Metals are substances which are opaque, have good thermal and electrical conductivity with metallic luster, and whose electrical conductivity decreases with increasing temperature, and are characterized by ductility and ductility. The metal has internal atoms in a regularly arranged solid (i.e. crystalline). The prior production process of the waste heat isothermal normalizing heat treatment has higher production cost and lower precision.
Disclosure of Invention
An object of the utility model is to prior art's defect and not enough, provide an utilize waste heat isothermal normalizing heat treatment apparatus for producing, it can practice thrift the time of production, reduces the cost of production, and the product quality who adopts this technology to produce is higher, and life is longer, and the precision is higher.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the heat treatment device comprises a box-type resistance furnace body 1, a heat insulation layer 2, a heat insulation layer 3, an anti-collision shell 4, a support rod 5, a base 6, trundles 7 and fixing rods 8, wherein the heat insulation layer 2 is arranged on the outer side of the box-type resistance furnace body 1, the heat insulation layer 3 is arranged on the outer side of the heat insulation layer 2, the anti-collision shell 4 is arranged on the outer side of the heat insulation layer 3, the support rod 5 is arranged below the anti-collision shell 4, the base 6 is arranged below the support rod 5, a groove body 62 is arranged inside the base 6, a hollow column 61 is arranged on the upper surface of the base 6, the trundles 7 are arranged below the base 6, and the;
the heat treatment process comprises the following steps: the method comprises the following steps: selecting materials, namely selecting proper steel materials as raw materials; step two: adding the steel material into a high-temperature box type resistance furnace for heating, and preserving heat when the steel material is heated to a common normalizing temperature; step three: after the heat preservation is finished, slowly cooling the steel plate in a high-temperature box type resistance furnace to a certain temperature, and then preserving the heat; step four: after the heat preservation is finished, transferring the steel to the outside of the high-temperature box type resistance furnace, and naturally cooling; step five: closing the high-temperature box type resistance furnace; step six: adding the processed steel into production equipment for production; step seven: carrying out secondary processing on the semi-processed product; step eight: carrying out quality detection on the product after secondary processing; step nine: screening out products with qualified quality and unqualified quality, and then packaging the products; step ten: and (4) conveying the packaged product.
In the second step, the heating temperature is 1000-1100 ℃.
In the second step, the heat preservation time is 3-5 h.
In the third step, the cooling temperature is 650 ℃.
In the third step, the heat preservation time is 2-3 h.
The utility model discloses a theory of operation: adding the steel into a high-temperature box type resistance furnace for heating, heat preservation, rapid cooling, heat preservation and natural cooling to carry out isothermal normalizing heat treatment operation, and then applying the treated steel to the production of other products to ensure the quality of the produced products.
After the technical scheme is adopted, the utility model discloses beneficial effect does: the production time can be saved, the production cost is reduced, and the product produced by adopting the process has higher quality, longer service life and higher precision.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of embodiment 2 of the present invention;
fig. 3 is a schematic structural diagram of the base 6 of the present invention.
Description of reference numerals: the box-type resistance furnace comprises a box-type resistance furnace body 1, a heat preservation layer 2, a heat insulation layer 3, an anti-collision shell 4, a support rod 5, a base 6, a hollow fence 61, a groove body 62, a caster 7 and a fixing rod 8.
Detailed Description
Example 1
Referring to fig. 1 and 3, the technical solution adopted by the present embodiment is that it includes the following steps: the method comprises the following steps: selecting materials, namely selecting proper steel materials as raw materials; step two: adding the steel material into a high-temperature box type resistance furnace for heating, and preserving heat for 3-5 hours when the steel material is heated to 1000-1100 ℃; step three: after the heat preservation is finished, slowly cooling the mixture in a high-temperature box type resistance furnace to 650 ℃, and then preserving the heat for 2-3 h; step four: after the heat preservation is finished, transferring the steel to the outside of the high-temperature box type resistance furnace, and naturally cooling; step five: closing the high-temperature box type resistance furnace; step six: adding the processed steel into production equipment for production; step seven: carrying out secondary processing on the semi-processed product; step eight: carrying out quality detection on the product after secondary processing; step nine: screening out products with qualified quality and unqualified quality, and then packaging the products; step ten: and (4) conveying the packaged product.
Step two in, the high temperature box resistance furnace contains box resistance furnace body 1, heat preservation 2, insulating layer 3, crashproof shell 4, bracing piece 5, base 6, truckle 7, dead lever 8, the outside of box resistance furnace body 1 glue and have heat preservation 2, the outside of heat preservation 2 glues and has insulating layer 3, the outside cover of insulating layer 3 has crashproof shell 4, the one end welding of bracing piece 5 is on the upper surface of base 6, the other end welding of bracing piece 5 is on the lower surface of box resistance furnace body 1, the left and right sides at box resistance furnace body 1 is welded to dead lever 8, truckle 7 is installed to the below of base 6, truckle 7 can roll.
The high-temperature box-type resistance furnace is a heating appliance with high temperature rise speed, and the hearth is designed by adopting special ceramic fiber materials and patent technology and has a double-hearth structure. The device has the characteristics of high temperature rise speed and unique characteristics of no collapse for a long time, no powder falling at high temperature and no crack at overtemperature. The control system adopts a modular structure, the key components are designed with long service life, the temperature control precision is high, and the system is stable and reliable. The programmable constant temperature control device can meet the continuous constant temperature and temperature control requirements of 50 time intervals, realizes automatic temperature rise and constant temperature, has a PID self-tuning function, has the functions of manual/automatic switching, interference-free and overtemperature alarm, and has the functions of temperature compensation and temperature correction. The energy is saved by more than 50 percent, and the temperature stability is +/-1 ℃.
Example 2
Referring to fig. 2, it comprises the following steps: the method comprises the following steps: selecting materials, namely selecting proper steel materials as raw materials; step two: adding the steel material into a high-temperature box type resistance furnace for heating, and preserving heat for 3-5 hours when the steel material is heated to 1000-1100 ℃; step three: after the heat preservation is finished, slowly cooling the mixture in a high-temperature box type resistance furnace to 650 ℃, and then preserving the heat for 2-3 h; step four: after the heat preservation is finished, transferring the steel to the outside of the high-temperature box type resistance furnace, and naturally cooling; step five: closing the high-temperature box type resistance furnace; step six: adding the processed steel into production equipment for production; step seven: carrying out secondary processing on the semi-processed product; step eight: carrying out quality detection on the product after secondary processing; step nine: screening out products with qualified quality and unqualified quality, and then packaging the products; step ten: and (4) conveying the packaged product.
Step two in, high temperature box resistance furnace contains box resistance furnace body 1, heat preservation 2, insulating layer 3, crashproof shell 4, bracing piece 5, base 6, callus on the sole 7, dead lever 8, the outside of box resistance furnace body 1 glue and have heat preservation 2, the outside of heat preservation 2 glues and has insulating layer 3, the outside cover of insulating layer 3 has crashproof shell 4, the one end welding of bracing piece 5 is on the upper surface of base 6, the other end welding of bracing piece 5 is on the lower surface of box resistance furnace body 1, the left and right sides at box resistance furnace body 1 is welded to dead lever 8, callus on the sole 7 is installed to the below of base 6.
The utility model discloses a theory of operation: adding the steel into a high-temperature box type resistance furnace for heating, heat preservation, rapid cooling, heat preservation and natural cooling to carry out isothermal normalizing heat treatment operation, and then applying the treated steel to the production of other products to ensure the quality of the produced products.
After the technical scheme is adopted, the utility model discloses beneficial effect does: the production time can be saved, the production cost is reduced, and the product produced by adopting the process has higher quality, longer service life and higher precision.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (3)
1. The utility model provides an utilize isothermal normalizing heat treatment apparatus for producing which characterized in that: the novel anti-collision furnace comprises a box-type resistance furnace body (1), a heat preservation layer (2), a heat insulation layer (3), an anti-collision shell (4), a support rod (5), a base (6) and a fixing rod (8), wherein the heat preservation layer (2) is arranged on the outer side of the box-type resistance furnace body (1), the heat insulation layer (3) is arranged on the outer side of the heat preservation layer (2), the anti-collision shell (4) is arranged on the outer side of the heat insulation layer (3), the support rod (5) is arranged below the anti-collision shell (4), the base (6) is arranged below the support rod (5), a groove body (62) is arranged inside the base (6), a hollow fence (61) is arranged on the upper surface of the base (6), and.
2. The isothermal normalizing heat treatment production device by using the waste heat according to claim 1, is characterized in that: the hollow fence (61) is provided with a cylindrical long rod.
3. The isothermal normalizing heat treatment production device by using the waste heat according to claim 1, is characterized in that: and casters (7) are arranged below the base (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921875818.2U CN211897029U (en) | 2019-11-04 | 2019-11-04 | Isothermal normalizing heat treatment production device utilizing waste heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921875818.2U CN211897029U (en) | 2019-11-04 | 2019-11-04 | Isothermal normalizing heat treatment production device utilizing waste heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211897029U true CN211897029U (en) | 2020-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921875818.2U Active CN211897029U (en) | 2019-11-04 | 2019-11-04 | Isothermal normalizing heat treatment production device utilizing waste heat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211897029U (en) |
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2019
- 2019-11-04 CN CN201921875818.2U patent/CN211897029U/en active Active
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