CN113137861A

CN113137861A - High-temperature aging furnace

Info

Publication number: CN113137861A
Application number: CN202110438510.7A
Authority: CN
Inventors: 宋猛
Original assignee: Kunshan Jingxun Electronics Technology Co ltd; Wuhan Jingce Electronic Group Co Ltd; Suzhou Hirose Opto Co Ltd
Current assignee: Kunshan Jingxun Electronics Technology Co ltd; Wuhan Jingce Electronic Group Co Ltd; Suzhou Hirose Opto Co Ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2021-07-20
Anticipated expiration: 2041-04-22
Also published as: CN113137861B

Abstract

The invention discloses a high-temperature aging furnace which can be applied to high-temperature aging test of a display panel; the high-temperature aging furnace comprises a furnace body, a furnace door, a heating system and a control cabinet, wherein a plurality of rows and/or rows of lifting forks are arranged in the furnace body, the furnace door is composed of a plurality of longitudinally arranged shutter buckling plates, both ends of each shutter buckling plate are connected with a flip component and a lifting component, lifting mechanisms are arranged on both sides of the furnace door, an air cylinder and a push plate are fixedly arranged on each lifting mechanism, and the push plate can drive the lifting components and the flip components to realize the opening and closing of the shutter buckling plates corresponding to the height positions under the action of the lifting mechanisms and the air cylinder. The louver of the high-temperature aging furnace is accurately opened and closed, multi-layer products are sequentially taken and placed, heat loss is reduced, heat preservation is strong, and meanwhile, the heat circulation system is arranged, so that heat in the furnace body is uniformly and stably distributed.

Description

High-temperature aging furnace

Technical Field

The invention belongs to the field of optical detection, and particularly relates to a high-temperature aging furnace used in the field of optical detection.

Background

The high-temperature aging box is mainly used for testing various performance indexes of parts and materials of related products such as electronic and electrician products, automobile motorcycles, aerospace products, rubber products, plastic cement products, metal products, ship weapons, universities and research institutions under the condition of high-temperature constant-temperature change. The high-temperature aging furnace is used as a key part of an aging test, needs to meet the requirements of rapid heating and rapid heat extraction, ensures the stability and uniformity of high temperature in the furnace body, simultaneously considers the electric energy consumption of furnace body heating, and needs to reduce the heat loss in the high-temperature aging test process as much as possible and reduce the temperature influence of high temperature on the whole plant room.

Taking the display panel as an example, the display panel needs to detect the defects existing after the optical appearance inspection and the aging test in the manufacturing process flow, and the display panel is electrified to perform high-temperature aging after being placed in an aging furnace body, so that the product quality detection is realized. At present, most of heating furnace bodies are not completely closed cavities, furnace doors of the furnace bodies are of integral structures, and the furnace bodies can only take or place slices once, so that a large amount of heat is lost, and the problems of disordered temperature in the furnace, uneven distribution, long heating and cooling time and the like exist.

Disclosure of Invention

In view of the above-mentioned deficiencies of the prior art, the present invention aims to: the high-temperature aging furnace can accurately control the layer-by-layer opening and closing of the shutter furnace door, can take or put the sheets layer by layer, reduces heat loss, forms a heat circulation system in the furnace body through the heating system which is rearranged, is uniform and stable in temperature distribution, and can realize rapid temperature rise and temperature reduction.

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

a high-temperature aging oven comprises an oven body, an oven door, a heating system and a control cabinet, wherein a plurality of rows and/or columns of lifting forks are arranged in the oven body, the lifting forks are fixedly arranged on the rear wall of the oven body and extend towards the oven door for lifting a workpiece to be tested, the oven door consists of a plurality of shutter buckling plates which are longitudinally arranged, both ends of each shutter buckling plate are connected with a flip component, the shutter buckling plates are movably connected with both sides of the oven body through the flip components, the outer sides of the flip components are respectively provided with a lifting component, both sides of the oven door are respectively provided with a lifting mechanism, an air cylinder is fixedly arranged on each lifting mechanism, a push plate is arranged at the position right opposite to a telescopic rod of the air cylinder, one side of each push plate is movably connected with the lifting mechanism through a guide rail, and the push plates can drive the lifting components and the flip components to open and close the corresponding shutter buckling plates under the action of the lifting mechanisms and the air cylinders, the heating system is arranged outside one side of the furnace body and communicated with the inside of the furnace body, and the control cabinet is fixedly arranged on the back of the furnace body.

The lifting mechanism comprises a rotating shaft and a connecting plate, wherein one end of the rotating shaft is fixedly connected with a shutter buckling plate, the center of the connecting plate is arranged in the middle section of the rotating shaft through a bearing, two sides of the connecting plate are fixedly connected with a group of rollers, the lifting assembly comprises a lifting plate, one end of the lifting plate is connected with a first bearing through a short shaft, the other end of the lifting plate is fixedly sleeved in the rotating shaft, the other end of the rotating shaft is fixedly connected with a second bearing, the outer ends of the first bearing and the second bearing are locked and limited through gaskets and screws, a shaft sleeve is further sleeved on the rotating shaft and located between the connecting plate and the lifting plate, and during operation, the pushing plate pushes the lifting plate to rotate, so that the shutter buckling plate is overturned by a certain angle and then continues to move upwards under the driving of the lifting mechanism, so that opening is realized, and when the lifting mechanism descends, the shutter buckling plate descends under the action of gravity, so that closing is realized.

The furnace body is sealed between every two adjacent shutters through a lap joint structure, and the lap joint structure is preferably a concave-convex cambered surface matching structure.

In addition, the flip cover assembly is movably connected to two sides of the furnace body through guide plates, the guide plates are fixedly arranged on two side walls of the furnace body, sliding chutes with openings on one sides are longitudinally distributed on the guide plates, sliding chute sealing strips are detachably arranged on the opening sides of the sliding chutes, the idler wheels are connected in the sliding chutes in a rolling manner, and the sliding chutes, the sliding chute sealing strips and the bottoms of the sliding chutes limit the running track and the limit position of the shutter buckling plates when the shutter buckling plates are opened and closed, so that the opening and closing processes are stably operated; the lifting mechanism comprises a lifting platform, belt wheels, a control motor and a line rail, wherein the belt wheels are provided with two groups and are respectively installed on two sides of the top of the furnace body, the control motor is installed at the center of the top of the furnace body, the belt wheels are driven through a rotating shaft, the lifting platform is driven through synchronous belts, a cylinder and a push plate are installed on the lifting platform, the cylinder is connected with a first electromagnetic valve and used for controlling the cylinder to move, the first electromagnetic valve is installed on the lifting platform, the line rail is fixedly installed on two side walls of the furnace body, and the lifting platform moves linearly along the line rail.

Preferably, the top and the bottom of the furnace door are provided with a plurality of induction opening and closing sensors for detecting the position of the specific shutter buckling plate and feeding back the position to the control cabinet to ensure the accuracy of the opening and closing position, and the induction opening and closing sensors are fixed on the top surface and the bottom of the furnace body through connecting pieces.

Furthermore, the heating system is a heat circulation system and comprises a heat transmission fan, an exhaust valve, a left diversion air duct, a diversion plate, a diversion fan and a return port, the heat transmission fan and the exhaust valve are communicated with the left diversion air duct, the diversion plate is arranged below the lifting fork and forms a bottom diversion air duct with the bottom surface of the furnace body, the left diversion air duct is communicated with the bottom diversion air duct, the diversion fan is arranged on the right side of the furnace body and is longitudinally provided with a plurality of diversion fans along the side surface, the return port is arranged above the left diversion air duct and is communicated with the left diversion air duct, and the exhaust valve is controlled by a second electromagnetic valve; high-temperature air generated by the heat transmission fan reaches the right side in the furnace body through the left diversion air channel and the bottom diversion air channel, the high-temperature air reaches between each layer of tested elements under the action of the parallel diversion fans and finally returns to the heat transmission fan through the backflow port, cyclic heating is realized, when the furnace body does not need heating, the heat transmission fan is closed, and the exhaust valve is opened through the second electromagnetic valve, so that quick heat dissipation is completed.

Furthermore, an air volume adjusting plate is arranged at the bottom in the left diversion air channel, a heating system electrician box is arranged on the outer side of the left diversion air channel, a temperature detection system is arranged in the heating system electrician box and is electrically connected with a temperature sensor, the temperature sensor is provided with a plurality of groups in the furnace body so as to monitor the temperature distribution condition in the furnace body, and meanwhile, according to temperature monitoring, the air volume adjusting plate is adjusted so as to adjust the size of an air outlet, so that the air outlet flow is adjusted; the furnace body is of a frame structure, heat insulation walls are arranged on the periphery of the furnace body, and double-layer heat insulation plates are arranged at the bottom of the furnace body, so that the temperature loss of the furnace body and the influence on the surrounding environment are reduced.

Preferably, the guide plate is a perforated plate, so that a small part of high-temperature air in the guide air duct at the bottom is transmitted to the right upper side.

Preferably, the left diversion air duct is provided with an expanding section, the upper part and the lower part of the left diversion air duct are connected through a trapezoidal pipeline, the cross sectional area of the upper part is smaller than that of the lower part, and the flow velocity of an air outlet of the heat transfer fan is increased due to the fact that the heat transfer fan is located on the upper part and the cross sectional area of the upper part is reduced.

Further, the fixed a plurality of rows of crotch connecting plates that are equipped with of furnace body rear wall, fixedly connected with has the bar pole that extends to the furnace gate direction on the crotch connecting plate, lift crotch fixed cover is adorned on the bar pole, and is preferred, lift crotch is hollow structure, the material of lifting crotch is aluminium, and hollow structure intensity is good, receives gravity bending deformation volume little, and the light cost that reduces of lift crotch quality has improved the overall stability of furnace body.

Furthermore, the control cabinet is an independent closed space, the influence of high temperature in the furnace on control devices is avoided, a plurality of radiators are uniformly distributed on the top and two side faces of the control cabinet, wire grooves are formed in two sides of the furnace body and used for wire arrangement of the control cabinet and a heating system electrical box, four corners of the bottom of the furnace body are provided with trundles and leveling feet, fixing bolts are arranged on two side edges of the bottom of the furnace body, furnace body locking metal plates are arranged on two sides of the outer wall of the heating chamber and used for leveling and fixing of the moving and mounting of the furnace body.

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

1. according to the high-temperature aging furnace, the furnace door is designed into the shutter structure, and the shutter component, the lifting component and the lifting mechanism are matched, so that the shutter furnace door which is opened and closed layer by layer is accurately controlled in the whole furnace body in the material taking and placing process, and the furnace temperature loss and the energy waste are reduced.

2. According to the high-temperature aging furnace, the heating system is rearranged to form the heat circulation system in the furnace body, so that the rapid heating and cooling are realized, the temperature in the furnace is uniform and stable, and the heating system electrician box is arranged to monitor and control the temperature in real time.

3. According to the high-temperature aging furnace, the control cabinet is independently arranged on the back of the furnace body, so that the influence of high temperature in the furnace on control devices is avoided, the heat dissipation of the control cabinet is enhanced through the plurality of radiators, and the service life of the furnace body is prolonged.

Drawings

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

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

FIG. 2 is a schematic view of the internal structure of the furnace body according to the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 1;

FIG. 4 is an enlarged view at B of FIG. 1;

FIG. 5 is a schematic view of a structure of a shutter fastening plate and a flip cover assembly according to the present invention;

FIG. 6 is a schematic view of the fastening plate of the blind window of the present invention;

FIG. 7 is a schematic structural diagram of a lift assembly and a flip assembly according to the present invention;

FIG. 8 is a schematic structural diagram of a heating system according to the present invention;

FIG. 9 is a schematic structural view of the heating system of the present invention (II);

fig. 10 is a schematic view of the internal structure of the heating chamber of the present invention.

Reference numerals: 1-furnace body, 11-lifting crotch, 12-crotch connecting plate, 121-bar rod, 13-leveling anchor, 14-fixing bolt, 15-caster, 16-furnace body locking metal plate, 17-wire groove, 2-furnace door, 21-louver fastening plate, 201-first projection, 202-second projection, 211-flip component, 212-connecting plate, 2120-roller, 213-rotating shaft, 214-shaft sleeve, 22-lifting component, 221-lifting plate, 222-first bearing, 223-second bearing, 23-guide plate, 231-chute, 232-chute seal, 24-induction opening and closing sensor, 3-lifting mechanism, 31-lifting platform, 32-cylinder, 321-push plate, 3210-push plate slide rail, 322-a first electromagnetic valve, 33-a belt wheel, 34-a control motor, 35-a linear rail, 4-a heating system, 41-a heat transmission fan, 42-an exhaust valve, 421-a second electromagnetic valve, 43-a heating system electrical box, 44-a left diversion air duct, 441-an air quantity adjusting plate, 45-a diversion plate, 46-a diversion fan, 47-a return port, 5-a heat insulation plate, 6-a control cabinet, 61-a radiator and 100-a display panel.

Detailed Description

The technical solutions in the specific embodiments of the present invention will be clearly and completely described below, and it should be understood 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.

The first embodiment is as follows:

combine the high temperature ageing oven that fig. 1-5 show, including furnace body 1, furnace gate 2, heating system 4 and switch board 6, switch board 6 is for setting up the independent structure at the furnace body 1 back, a plurality of radiators 61 of its top and both sides face evenly distributed, heating system 4 is located furnace body 1 one side for give the inside heat of supplying with of furnace body 1, the fixed a plurality of rows of crotch connecting plate 12 that is equipped with of furnace body 1 back wall, a plurality of bar rods 121 to the furnace gate direction extension of fixedly connected with on the crotch connecting plate 12, the fixed cover is equipped with lifting crotch 11 on the bar rod 121, places display panel 100 on lifting crotch 11 during the test. The oven door 2 is composed of a plurality of shutter buckling plates 21 which are longitudinally arranged, both ends of each shutter buckling plate 21 are connected with a flip component 211, and the outer side of each flip component 211 is connected with a lifting component 22.

Referring to fig. 3 to 5, the flip cover assembly 211 includes a rotation shaft 213 and a connection plate 212, one end of the rotation shaft 213 is fixedly connected to the blind buckling plate 21, the center of the connection plate 212 is installed at the middle section of the rotation shaft 213 through a bearing, two sides of the connection plate are fixedly connected to a set of rollers 2120, the lifting assembly 22 includes a lifting plate 221, one end of the lifting plate 221 is connected to the first bearing 222 through a short shaft, the other end of the lifting plate 221 is fixedly installed on the rotation shaft 213, the other end of the rotation shaft 213 is fixedly connected to the second bearing 223, the outer ends of the first bearing 222 and the second bearing 223 are both locked and limited through a gasket and a screw, the rotation shaft 213 is further sleeved with a shaft sleeve 214, the shaft sleeve 214 is located between the connection plate 212 and the lifting plate 221 and is used for limiting the lifting plate 221, the flip cover assembly 211 is further connected to a guide plate 23, the guide plate 23 is fixedly installed on two side walls of the furnace body 1, and a sliding groove 231 with an opening on one side is longitudinally distributed on the guide plate 23, the roller 2120 is rollingly coupled in the slide groove 231, and a slide groove seal 232 is detachably mounted on an opening side of the slide groove 231, and the slide groove 231 and the slide groove seal 232 determine a moving path and a limit position of the roller 212. In this embodiment, the lifting plate 221 is fixedly installed on the rotating shaft 213 through a square hole, the rotating shaft 213 is milled into a square section at a corresponding position, and in practice, the fixing can be realized through key connection or pins and the like.

Combine fig. 1 and fig. 3 to show, 2 both sides of furnace gate all are equipped with elevating system 3, and elevating system 3 includes elevating platform 31, band pulley 33, control motor 34 and line rail 35, band pulley 33 is equipped with two sets ofly, installs respectively in 1 top both sides of furnace body, control motor 34 installs in 1 top center of furnace body, drives band pulley 33 through the pivot to through hold-in range drive elevating platform 31, elevating platform 31 passes through the fixed plate and connects in the hold-in range, cylinder 32 and push pedal 321 install on elevating platform 31, cylinder 32 is controlled by first solenoid valve 322, first solenoid valve 322 is installed on elevating platform 31, line rail 35 fixed mounting is in 1 both sides wall of furnace body, elevating platform 31 line rail 35 linear motion along the line. When the device works, the control cabinet 6 turns on the control motor 34 according to the instruction, the lifting mechanism 3 runs to the designated position, the cylinder 32 pushes the push plate 321 to run to the lower part of the lifting assembly 22, then, the lifting mechanism 3 starts to rise, the first bearing 222 makes the lifting plate 221 rotate under the action of the push plate 321, thereby driving the shutter fastening plate 21 to turn over for a certain angle through the rotating shaft 213, under the action of the lifting mechanism 3 continuing to move upwards, the shutter fastening plate 21 moves upwards along the sliding slot 231 under the limiting action of the roller 2120, the opening action is completed, the display panel of the corresponding layer is put in or taken out, the lifting mechanism 3 starts to fall, the shutter fastening plate 21 returns to the bottom limiting position along the sliding slot 231 under the action of gravity, the closing action is completed, the telescopic rod of the cylinder 32 contracts, the push plate 321 returns to the initial position along the push plate sliding rail 3210, the cycle is performed in sequence, the opening and closing of the corresponding shutter fastening plate 21 are completed, the dissipation of heat when the display panel is taken and placed is reduced, and the energy waste and the influence on the external working environment are avoided. In the whole process, the control cabinet 6 receives opening and closing information of the shutter fastening plate 21 fed back by the induction opening and closing sensor 24, and controls and corrects the control motor 34.

As shown in fig. 5 and 6, the upper end of the louver fastening plate 21 is provided with an inward first protrusion 201, the lower end is provided with an outward second protrusion 202, and every two adjacent louver fastening plates 21 form a lap joint structure after being fastened, so as to further enhance the sealing effect.

As shown in fig. 1, wire grooves 17 are arranged on two sides of the furnace body 1 for wire arrangement outside the furnace body 1, four corners of the bottom of the furnace body 1 are provided with casters 15 and leveling feet 13, two sides of the bottom of the furnace body 1 are provided with fixing bolts 14, and two sides of the outer wall of the heating chamber 41 are provided with furnace body locking metal plates 16 for leveling and fixing the movement and installation of the furnace body.

Example two:

what distinguishes with the embodiment is that this embodiment heating system 4 adopts heat-cycle system, combines fig. 8-fig. 10 to show (wherein omitted the lift crotch in fig. 8), heating system 4 includes defeated hot-air blower 41, discharge valve 42, left side water conservancy diversion wind channel 44, guide plate 45, diversion fan 46 and backward flow mouth 47, defeated hot-air blower 41, discharge valve 42 all with left side water conservancy diversion wind channel 44 communicates, guide plate 45 installs in lift crotch 11 below, forms bottom water conservancy diversion wind channel with furnace body 1 bottom surface, left side water conservancy diversion wind channel 44 communicates with each other with bottom water conservancy diversion wind channel, diversion fan 46 installs in furnace body 1 right side, and vertically is equipped with a plurality of along the side, backward flow mouth 47 is located left side water conservancy diversion wind channel 44 top to communicate with left side water conservancy diversion wind channel 44, discharge valve is controlled by second solenoid valve 421. As shown in the arrow directions in fig. 8 and fig. 9, during operation, the high-temperature air generated by the heat transfer fan 41 reaches the right side in the furnace body through the left diversion air duct 44 and the bottom diversion air duct, and under the action of the parallel diversion fans 46, the high-temperature air reaches between each layer of display panels, and finally returns to the heat transfer fan 41 through the return port 47, so as to realize circulation heating.

Further, the left side water conservancy diversion wind channel 44 outside is equipped with heating system electrician's case 43, be equipped with temperature detecting system in the heating system electrician's case 43, temperature detecting system is connected with the temperature sensor electricity, temperature sensor sets up the multiunit in furnace body 1 for temperature distribution's homogeneity and stability in real time monitoring furnace body 1, the bottom is equipped with air regulation board 441 in the left side water conservancy diversion wind channel 44, can be according to the temperature monitoring result, adjusts air regulation board 441 in order to adjust the air outlet size, thereby adjust the air-out flow, in addition, the upper and lower two parts of left side water conservancy diversion wind channel 44 are through trapezoidal pipe connection, and the upper portion cross-sectional area is less than the lower part cross-sectional area, can increase the mouth of blowing velocity of heat transfer fan in the heating chamber 41, impels whole furnace body heat to form a closed loop's backward flow.

Preferably, as shown in fig. 2, the air deflector 45 is a perforated plate, which can transmit a small portion of high-temperature air in the bottom air-guiding duct to the right above.

Further, the furnace body 1 is of a frame structure, a heat insulation wall body is arranged on the periphery of the furnace body, the bottom of the furnace body 1 is provided with a double-layer heat insulation plate 5, the temperature loss of the furnace body is reduced, energy waste is reduced, and meanwhile the influence of heat exchange on the surrounding environment is avoided.

The above detailed description is made on the high-temperature aging oven for the display panel provided by the invention, and the structure and the working principle of the invention are explained by applying specific examples, and the description of the above examples is only used for helping to understand the method and the core idea of the invention, and the high-temperature aging oven of the invention can be applied to aging detection of the display panel, and can also be applied to aging detection of other materials and components. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. A high-temperature aging oven comprises an oven body (1), an oven door (2) arranged on the oven body (1) and a heating system (4), and is characterized in that the oven door (2) is composed of a plurality of shutter buckling plates (21).

2. The high-temperature aging oven according to claim 1, characterized in that a plurality of rows and/or columns of lifting forks (11) are arranged in the oven body (1), and the lifting forks (11) are fixedly installed on the rear wall of the oven body (1) and extend towards the oven door (2) for lifting a workpiece to be tested.

3. The high-temperature aging oven according to claim 1, wherein both ends of the shutter buckling plate (21) are connected with flip cover components (211), and the shutter buckling plate (21) is movably connected to both sides of the oven body (1) through the flip cover components (211).

4. The high-temperature aging oven as claimed in claim 3, wherein the outer side of the flip cover assembly (211) is connected with a lifting assembly (22), the flip cover assembly (211) comprises a rotating shaft (213) and a connecting plate (212), one end of the rotating shaft (213) is fixedly connected with a shutter buckling plate (21), the center of the connecting plate (212) is installed at the middle section of the rotating shaft (213) through a bearing, two sides of the connecting plate are fixedly connected with a set of rollers (2120), the lifting assembly (22) comprises a lifting plate (221), one end of the lifting plate (221) is connected with a first bearing (222) through a short shaft, the other end of the lifting plate is fixedly sleeved on the rotating shaft (213), the other end of the rotating shaft (213) is fixedly connected with a second bearing (223), the outer ends of the first bearing (222) and the second bearing (223) are locked and limited through a gasket and a screw, and the rotating shaft (213) is further sleeved with a shaft sleeve (214), the shaft sleeve (214) is positioned between the connecting plate (212) and the lifting plate (221).

5. The high-temperature aging oven according to claim 4, wherein the flip cover assembly (211) is movably connected to two sides of the oven body (1) through guide plates (23), the guide plates (23) are fixedly installed on two side walls of the oven body (1), sliding grooves (231) with one side opened are longitudinally distributed on the guide plates (23), sliding groove seals (232) are detachably installed on the opening sides of the sliding grooves (231), and the rollers (2120) are installed in the sliding grooves (241) in a rolling manner.

6. The high-temperature aging oven according to claim 1, further comprising a lifting mechanism (3), wherein the lifting mechanism (3) comprises a lifting table (31), belt pulleys (33), a control motor (34) and a linear rail (35), two groups of the belt pulleys (33) are respectively installed on two sides of the top of the oven body (1), the control motor (34) is installed in the center of the top of the oven body (1), the belt pulleys (33) are driven through a rotating shaft, the lifting table (31) is driven through a synchronous belt, the cylinder (32) and the push plate (321) are installed on the lifting table (31), the cylinder (32) is connected with a first electromagnetic valve (322), the first electromagnetic valve (322) is installed on the lifting table (31), the linear rail (35) is fixedly installed on two side walls of the oven body (1), and the lifting table (31) moves linearly along the linear rail (35).

7. The high-temperature aging oven according to claim 1, wherein the heating system (4) is a hot air circulation system, and comprises a heat transmission fan (41), an exhaust valve (42), a left side guide air duct (44), a guide plate (45), a guide fan (46) and a return opening (47), the heat transmission fan (41) and the exhaust valve (42) are both communicated with the left side guide air duct (44), the guide plate (45) is installed below the lifting fork (11) and forms a bottom guide air duct with the bottom surface of the oven body (1), the left side guide air duct (44) is communicated with the bottom guide air duct, the guide fan (46) is installed on the right side of the oven body (1), and a plurality of guide air ducts are longitudinally arranged along the side surface, and the return opening (47) is located above the left side guide air duct (44) and is communicated with the left side guide air duct (44).

8. The high-temperature aging oven according to claim 7, characterized in that the left air guide duct (44) has an expanded diameter section.

9. The high temperature aging oven according to any one of claims 1 to 8, characterized in that the top and/or bottom of the oven door (2) is provided with a plurality of inductive open/close sensors (24).

10. The high temperature aging oven according to any one of claims 1 to 8, further comprising a heating system electrical box (43), wherein a temperature control system is arranged in the heating system electrical box (43), and the temperature control system is electrically connected with a plurality of groups of temperature sensors arranged in the oven body (1).