CN114959234A

CN114959234A - Energy-saving metal surface heat treatment processing equipment

Info

Publication number: CN114959234A
Application number: CN202210757033.5A
Authority: CN
Inventors: 陈杰
Original assignee: Bovik Semiconductor Materials Jiangsu Co ltd
Current assignee: Bovik Semiconductor Materials Jiangsu Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-08-30

Abstract

The invention discloses energy-saving metal surface heat treatment processing equipment, and relates to the technical field of metal processing. Be provided with temperature sensor on the furnace body, still be provided with temperature calibration mechanism on the furnace body, temperature calibration mechanism detects the while and approves temperature sensor's testing result to the inside temperature of furnace body. The temperature calibration mechanism comprises a shell, a piston is slidably mounted inside the shell, and a fixing plate is fixedly mounted inside the shell. Through setting up temperature calibration mechanism, when using, can judge the inside temperature of furnace body according to the length that the gauge rod stretches out. The recording is carried out before using, and the length of instructing the pole depths is compared according to temperature sensor's temperature feedback at every turn afterwards to reach the purpose of calibration, when temperature sensor appears unusually, can know in the very first time. Thereby avoiding the influence of the overhigh temperature in the furnace on the metal surface treatment.

Description

Energy-saving metal surface heat treatment processing equipment

Technical Field

The invention relates to the technical field of metal processing, in particular to energy-saving metal surface heat treatment processing equipment.

Background

A pit furnace is one of the main devices for heat treatment of metal surfaces. The pit furnace is a standard energy-saving periodic furnace. Has the advantages of good treatment effect and high efficiency. The existing pit furnace needs to monitor the temperature in the furnace in real time to ensure the efficiency and quality of metal quenching. The influence on the quality of the finished product caused by overhigh or overlow temperature is avoided.

The temperature of a common pit furnace is monitored in real time by adopting a temperature sensor. A general temperature sensor uses a thermistor as a core element to monitor the temperature inside the furnace. However. The thermistor has a limited life, and as the service time increases, the error also increases.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides energy-saving metal surface heat treatment processing equipment which can solve the problem that in the prior art, the temperature monitoring of a pit furnace excessively depends on the accuracy of a thermistor, so that misjudgment is easy to occur.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an energy-saving metal surface heat treatment processing equipment includes the furnace body, be provided with temperature sensor on the furnace body, still be provided with temperature calibration mechanism on the furnace body, temperature calibration mechanism detects the inside temperature of furnace body and authorizes temperature sensor's testing result simultaneously.

Preferably, the temperature calibration mechanism includes the casing, the inside slidable mounting of casing has the piston, the inside fixed mounting of casing has the fixed plate, set up the gasbag between fixed plate and the piston, fixed elasticity telescopic link and indicator lever between one side that the fixed plate was kept away from to the piston and the casing, the one end of indicator lever extends to the outside of casing, the fixed hollow jar of body of opposite side of fixed plate, the one end of the hollow jar of body extends to the inside of furnace body and inlays the heat conduction stick, the air inlet of gasbag runs through the fixed plate and extends to the opposite side of fixed plate, set up the exhaust hole on the hollow jar of body, the exhaust hole is located the inside of casing.

Preferably, the shell is provided with a barometer, and an input end of the barometer extends into the hollow tank body.

Preferably, the hollow tank body is communicated with the gas conveying pipe through a one-way valve.

Preferably, a pressure relief valve is arranged on the shell and connected with the output end of the air bag.

Preferably, the exhaust hole is provided with a pressure valve, and the pressure valve is opened after the pressure reaches a preset value.

Preferably, the pressure valve comprises a valve body, a valve core is arranged inside the valve body, an electromagnet is arranged on the valve core, a magnet is arranged at one end of the valve body, and a through hole is formed in the valve body.

The invention provides an energy-saving metal surface heat treatment processing device. The method has the following beneficial effects:

(1) this energy-saving metal surface heat treatment processing equipment through setting up temperature calibration mechanism, when using, can judge the inside temperature of furnace body according to the length that the gauge rod stretches out. The recording is carried out before using, and the length of instructing the pole depths is compared according to temperature sensor's temperature feedback at every turn afterwards to reach the purpose of calibration, when temperature sensor appears unusually, can know in the very first time. Thereby avoiding the influence of the overhigh temperature in the furnace on the metal surface treatment.

(2) This energy-saving metal surface heat treatment processing equipment, by the temperature calibration mechanism that casing, piston, fixed plate, gasbag, elasticity telescopic link, indicator bar, the hollow jar of body, heat conduction stick, exhaust hole are constituteed, temperature variation arouses the change of hollow jar of internal gas pressure to release the indicator bar and remove, according to the length that the indicator bar removed, the staff observes the length that the indicator bar stretches out at first and does well the temperature that the record corresponds, and the furnace temperature just can be judged to follow-up. In addition, the presence or absence of gas leakage can be determined by adding a pressure gauge, thereby influencing misjudgment.

Drawings

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

FIG. 2 is a cross-sectional view of the temperature calibration mechanism of the present invention;

fig. 3 is a structural sectional view of the pressure valve of the present invention.

In the figure: 1 furnace body, 2 temperature sensors, 3 temperature calibration mechanisms, 301 shell, 302 piston, 303 fixing plate, 304 air bag, 305 elastic telescopic rod, 306 indicating rod, 307 hollow tank body, 308 heat conducting rod, 309 exhaust hole, 4 barometer, 5 one-way valve, 6 air pipe, 7 pressure valve, 701 valve body, 702 valve core, 703 electromagnet, 704 magnet and 8 pressure relief valve.

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.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an energy-saving metal surface heat treatment processing equipment, includes furnace body 1, be provided with temperature sensor 2 on the furnace body 1, still be provided with temperature calibration mechanism 3 on the furnace body 1, temperature calibration mechanism 3 detects the while and approves temperature sensor 2's testing result to the inside temperature of furnace body 1. The temperature calibration mechanism 3 comprises a shell 301, a piston 302 is slidably mounted in the shell 301, a fixed plate 303 is fixedly mounted in the shell 301, an air bag 304 is arranged between the fixed plate 303 and the piston 302, an elastic telescopic rod 305 and an indicating rod 306 are fixed between one side of the piston 302, which is far away from the fixed plate 303, and the shell 301, one end of the indicating rod 306 extends to the outer side of the shell 301, a hollow tank 307 is fixed on the other side of the fixed plate 303, one end of the hollow tank 307 extends into the furnace body 1 and is embedded with a heat conducting rod 308, an air inlet of the air bag 304 penetrates through the fixed plate 303 and extends to the other side of the fixed plate 303, an air outlet 309 is formed in the hollow tank 307, and the air outlet 309 is located in the shell 301.

The housing 301 is provided with a barometer 4, the input of the barometer 4 extending into the interior of the hollow canister 307.

The hollow tank 307 is communicated with a gas pipe 6 through a one-way valve 5.

A pressure relief valve 8 is arranged on the housing 301, and the pressure relief valve 8 is connected with the output end of the air bag 304.

The exhaust hole 309 is provided with a pressure valve 7, and the pressure valve 7 is opened after the pressure reaches a preset value.

The pressure valve 7 comprises a valve body 701, a valve core 702 is arranged inside the valve body 701, an electromagnet 703 is arranged on the valve core 702, a magnet 704 is arranged at one end of the valve body 701, and a through hole 705 is arranged on the valve body 701.

Prior to use, the furnace temperature is changed and the length of the extended indicator rod 306 is recorded.

Before each use, gas is firstly conveyed into the air tank 307 through the gas conveying pipe 6 to increase the air pressure, and meanwhile, the pressure relief valve 8 is opened, if the internal gas leakage condition exists, the temperature of the barometer 4 can be continuously reduced, if the internal gas leakage condition does not exist, the barometer is reduced to a certain height, then the pressure valve 7 is closed, and at the moment, the reduction can be stopped. Then, when the temperature in the furnace is increased, the temperature inside the hollow tank 307 is increased, and at this time, the gas is expanded into the inside of the air bag 304, and the air bag 304 pushes the piston 302 to move. Meanwhile, the indication rod 306 is driven to extend, and when the extending length of the indication rod 306 is kept constant with the temperature displayed on the temperature sensor 2, the temperature sensor is judged to be the correct temperature. If not, the temperature sensor is judged to be in fault, and the temperature sensor 2 needs to be maintained. Meanwhile, the temperature in the furnace is judged according to the length of the indicating rod.

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 the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides an energy-saving metal surface heat treatment processing equipment, includes furnace body (1), its characterized in that: be provided with temperature sensor (2) on furnace body (1), still be provided with temperature calibration mechanism (3) on furnace body (1), temperature calibration mechanism (3) detect the inside temperature of furnace body (1) and approve the testing result of temperature sensor (2) simultaneously.

2. The energy-saving metal surface heat treatment processing equipment of claim 1, wherein: the temperature calibration mechanism (3) comprises a shell (301), a piston (302) is slidably mounted in the shell (301), a fixing plate (303) is fixedly mounted in the shell (301), an air bag (304) is arranged between the fixing plate (303) and the piston (302), an elastic telescopic rod (305) and an indicating rod (306) are fixed between one side of the piston (302) far away from the fixing plate (303) and the shell (301), one end of the indicating rod (306) extends to the outer side of the shell (301), a hollow tank body (307) is fixed on the other side of the fixing plate (303), one end of the hollow tank body (307) extends to the inside of the furnace body (1) and is embedded with a heat conducting rod (308), an air inlet of the air bag (304) penetrates through the fixing plate (303) and extends to the other side of the fixing plate (303), and an air outlet hole (309) is formed in the hollow tank body (307), the exhaust hole (309) is located inside the housing (301).

3. The energy-saving metal surface heat treatment processing equipment of claim 2, wherein: the shell (301) is provided with a barometer (4), and the input end of the barometer (4) extends into the hollow tank body (307).

4. The energy-saving metal surface heat treatment processing equipment of claim 2, wherein: the hollow tank body (307) is communicated with the gas transmission pipe (6) through a one-way valve (5).

5. The energy-saving metal surface heat treatment processing equipment of claim 2, wherein: a pressure relief valve (8) is arranged on the shell (301), and the pressure relief valve (8) is connected with the output end of the air bag (304).

6. The energy-saving metal surface heat treatment processing equipment of claim 2, wherein: and a pressure valve (7) is arranged on the exhaust hole (309), and the pressure valve (7) is opened after the pressure reaches a preset value.

7. The energy-saving metal surface heat treatment processing equipment of claim 6, wherein: the pressure valve (7) comprises a valve body (701), a valve core (702) is arranged inside the valve body (701), an electromagnet (703) is arranged on the valve core (702), a magnet (704) is arranged at one end of the valve body (701), and a through hole (705) is formed in the valve body (701).