Automobile part heating furnace

Abstract

The utility model relates to the technical field of automobile part heat treatment, and discloses an automobile part heating furnace which comprises a shell, a heating furnace body and a storage box are arranged in the shell, a plurality of rollers are fixedly arranged on the inner walls of the front side and the rear side of the heating furnace body, and a placing plate is arranged on the upper side of the end, away from the heating furnace body, of each roller. Heating resistors are arranged on the inner walls of the front side and the rear side of the heating furnace body, second air feeders are arranged on the front side and the rear side of the upper left corner of the heating furnace body, second exhaust fans are arranged on the front side and the rear side of the lower right corner of the heating furnace body, and a heat exchanger is arranged on the outer wall of the lower left corner of the heating furnace body. According to the utility model, the roller, the placing plate, the heating resistor, the temperature sensing device and the placing plate are arranged; and through a second exhaust fan, a heat exchanger, a first exhaust fan, a first connecting pipe and a second connecting pipe, the temperature of all positions in the heating furnace body is balanced, and therefore the problem that the heating temperature of accessories is not uniform during tempering is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile accessory heat treatment, especially relates to a heating furnace for automobile accessories. BACKGROUND

[0002] Automobile accessories need to bear various complex loads in the use process. Therefore, the surface of most automobile accessories needs to have good hardness and wear resistance to resist friction and wear. In actual accessory processing, a heating furnace is usually used to heat treat automobile accessories to improve the stability of the accessories.

[0003] In the heat treatment process of automobile accessories, quenching, tempering, annealing and normalizing treatment are mainly included. Among them, tempering is the heat treatment after quenching, and the purpose is to eliminate the internal stress generated due to quenching. However, in the tempering process, if the temperature of the accessory is not uniform, the organization transformation of different parts will be inconsistent, which will cause the accessory to be locally too hard or too soft in the use process, affecting its elasticity and fatigue life. SUMMARY

[0004] In order to make up for the above shortcomings, the utility model provides a heating furnace for automobile accessories, aiming at improving the problem of uneven heating temperature of accessories during tempering.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a heating furnace for automobile accessories, comprising a shell, a heating furnace body and a storage box are arranged in the inside of the shell, a plurality of rollers are fixedly arranged on the inner walls of the front and rear sides of the heating furnace body, a placing plate is arranged on the upper side of the end of the roller away from the heating furnace body, heating resistors are arranged on the inner walls of the front and rear sides of the heating furnace body, the placing plate is of a hollow structure, a temperature sensing device is arranged on the lower side of the middle of the placing plate, air blowers two are arranged on the front and rear sides of the upper left corner of the heating furnace body, air extractors two are arranged on the front and rear sides of the lower right corner of the heating furnace body, a heat exchanger is arranged on the outer wall of the lower left corner of the heating furnace body, a connecting pipe one is fixedly arranged on the right side of the heat exchanger, a connecting pipe two is fixedly arranged on the upper side of the heat exchanger, the air extraction ends of the two air blowers two are fixedly arranged on the connecting pipe two, and the air outlet ends of the two air extractors two are fixedly arranged on the connecting pipe one.

[0006] Preferably, the air outlet end of the air blower two is arranged at the upper left corner in the inside of the heating furnace body, and the air extraction end of the air extractor two is arranged at the lower right corner of the heating furnace body.

[0007] Preferably, the placing plate has two pieces, the two placing plates are uniformly distributed in the inside of the heating furnace body, a rack is arranged on the lower side of the placing plate, there are three heating resistors on the same side of the inner wall of the heating furnace body, and the three heating resistors are uniformly distributed on the same side of the inner wall of the heating furnace body.

[0008] Preferably, the right side of the shell is provided with a furnace door, the outer wall of the furnace door passes through the right side of the shell, and the right side of the furnace door is provided with a handle.

[0009] Preferably, the right side of the heating furnace body is provided with a partition one and a partition two, the lower side of the partition one is fitted with the upper side of the partition two, the front side of the partition one is slidably connected with an electric track one, the upper side of the electric track one is fixedly connected to the inner top wall of the shell, the rear lower side of the electric track one is fixedly connected to the front side of the partition two, and the height of the partition two is less than the height from the bottom of the placing plate to the inner bottom wall of the heating furnace body.

[0010] Preferably, the front and rear inner walls of the storage box are provided with an electric track two, the upper side of the electric track two is slidably connected with the lower side of the placing plate, and the left side of the storage box is arranged on the right side of the partition one and the partition two.

[0011] Preferably, the front and rear sides of the heating furnace body are provided with electric machines, the output ends of the electric machines on the front and rear sides pass through the front and rear side walls of the heating furnace body, the output ends of the electric machines are provided with gears, and the gears of the output ends of the electric machines are engaged with the tooth ends of the racks.

[0012] Preferably, the inner bottom wall of the shell is provided with a base and a blower one, the upper side of the base is fixedly connected to the lower side of the heating furnace body, the outer wall of the connecting pipe one passes through the base, the outer wall of the air outlet end of the blower one passes through the lower side of the storage box, the outer wall of the air inlet end of the blower one passes through the front side of the shell, the upper side of the storage box is provided with an air extractor one, the outer wall of the air extraction end of the air extractor one passes through the upper side of the storage box, and the outer wall of the air outlet end of the air extractor one passes through the upper side of the shell.

[0013] The utility model has the advantages of the following:

[0014] 1、The utility model discloses a heating furnace body is formed by the support of the roller to the placing plate, the inside of the heating furnace body is heated by the heating resistance, the temperature of the heating furnace body is monitored in real time by the temperature sensing device, the hollow structure of the placing plate, the air in the inside of the heating furnace body is extracted by the air extractor two, the air extracted by the air extractor two is filtered and heat is recovered by the heat exchanger, and the fresh air and the recovered heat are sent into the inside of the heating furnace body by the blower two, so that an air forced convection circulation is formed in the inside of the heating furnace body, the temperature is uniformly delivered to each position in the heating furnace body, and the problem that the heating temperature of the accessory is uneven during tempering is improved.

[0015] 2. In the utility model, the placing plate is completely moved into the storage box through the electric track 2; the air inside the storage box is extracted to the outside of the shell through the starting of the air extractor 1, the fresh air outside the shell is sent into the storage box through the air blower 1 by embedding the partition plate 1 and the partition plate 2; the air inside the storage box is circulated rapidly, and the heat is taken away, so that the cooling efficiency of the automobile parts is increased. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A shell internal structure schematic view of the automobile parts heating furnace is provided for the utility model;

[0017] Figure 2 A furnace body internal structure schematic view of the automobile parts heating furnace is provided for the utility model;

[0018] Figure 3 A storage box internal structure schematic view of the automobile parts heating furnace is provided for the utility model;

[0019] Figure 4 A furnace body external structure schematic view of the automobile parts heating furnace is provided for the utility model;

[0020] Figure 5 A partition plate structure schematic view of the automobile parts heating furnace is provided for the utility model;

[0021] Figure 6 A three-dimensional structure schematic view of the automobile parts heating furnace is provided for the utility model.

[0022] Legend:

[0023] 1, shell; 2, heating furnace body; 3, electric track one; 4, partition plate one; 5, air extractor one; 6, furnace door; 7, handle; 8, storage box; 9, air blower one; 10, electric track two; 11, partition plate two; 12, air extractor two; 13, motor; 14, base; 15, heat exchanger; 16, air blower two; 17, placing plate; 18, rack; 19, heating resistance; 20, roller; 21, temperature sensing device; 22, connecting pipe one; 23, connecting pipe two. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings of the specification of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the protection scope of the utility model.

[0025] Reference Figures 1-6The utility model provides an embodiment: a kind of automobile accessory heating furnace, including shell 1, the inside of shell 1 is provided with heating furnace body 2 and material storage box 8, the inside wall of the front and rear of heating furnace body 2 is fixedly provided with multiple rollers 20, the upper side of the end of roller 20 far from heating furnace body 2 is provided with placing plate 17, heating resistance 19 is all set on the inner wall of the front and rear side of heating furnace body 2, placing plate 17 is openwork structure, the lower side middle part of placing plate 17 is provided with temperature sensing device 21, the front and rear sides of the left upper corner of heating furnace body 2 are all provided with blower two 16, the front and rear sides of the right lower corner of heating furnace body 2 are all provided with exhaust fan two 12, the outer wall of the left lower corner of heating furnace body 2 is provided with heat exchanger 15, the right side of heat exchanger 15 is fixedly provided with connecting pipe one 22, the upper side of heat exchanger 15 is fixedly provided with connecting pipe two 23, the air extraction end of two blower two 16 is all fixedly set on connecting pipe two 23, the air outlet end of two exhaust fan two 12 is all fixedly set on connecting pipe one 22, the air outlet end of blower two 16 is set in the left upper corner inside heating furnace body 2, and the air extraction end of exhaust fan two 12 is set in the right lower corner of heating furnace body 2.

[0026] In the embodiment, the front, rear, left and right are directions. Figure 1 Temperature sensing device 21 is a high-temperature-resistant radio frequency wireless transmission temperature sensor, which is prior art.

[0027] When using the device, the rollers 20 support the placing plate 17, which in turn supports the automobile accessories on the placing plate 17. The heating resistance 19 heats the inside of the heating furnace body 2, which in turn heats the automobile accessories on the placing plate 17. The temperature sensing device 21 monitors the temperature of the heating furnace body 2 in real time to adjust the power of the heating resistance 19, improving the processing efficiency of the automobile accessories.

[0028] The openwork structure of the placing plate 17 initially improves the uniformity of the temperature inside the heating furnace body 2. The exhaust fan two 12 extracts air from the inside of the heating furnace body 2, which in turn enters the connecting pipe one 22 and then enters the heat exchanger 15. The heat exchanger 15 filters and recovers heat from the air extracted by the exhaust fan two 12, and preheats fresh air with the recovered heat. The fresh air then enters the blower two 16 through the connecting pipe two 23 and is blown into the inside of the heating furnace body 2 by the blower two 16. This forms an air forced convection cycle inside the heating furnace body 2, which uniformly delivers temperature to various positions inside the heating furnace body 2, thereby improving the problem of uneven heating temperature of the accessories during tempering.

[0029] Refer to Figures 1-3The two placement plates 17 are uniformly distributed inside the heating furnace body 2, the lower side of the placement plate 17 is provided with a rack 18, and three heating resistors 19 are arranged on the same side of the inner wall of the heating furnace body 2.

[0030] Specifically, the two placement plates 17 increase the number of tempering of single automobile parts, and divide the inside of the heating furnace body 2 into three intervals in the horizontal direction, and the front and rear sides of each interval are provided with heating resistors 19, thereby improving the working efficiency of the device.

[0031] Referring to Figures 2-5 The right side of the shell 1 is provided with a furnace door 6, the outer wall of the furnace door 6 penetrates the right side of the shell 1, the right side of the furnace door 6 is provided with a handle 7, the right side of the heating furnace body 2 is provided with a partition plate one 4 and a partition plate two 11, the lower side of the partition plate one 4 and the upper side of the partition plate two 11 are fitted, the front side of the partition plate one 4 is slidingly connected with an electric track one 3, the upper side of the electric track one 3 is fixedly connected to the inner top wall of the shell 1, the lower side of the rear side of the electric track one 3 is fixedly connected to the front side of the partition plate two 11, the height of the partition plate two 11 is less than the height from the bottom of the placement plate 17 to the inner bottom wall of the heating furnace body 2, the front and rear inner walls of the storage box 8 are provided with an electric track two 10, the upper side of the electric track two 10 is slidingly connected with the lower side of the placement plate 17, and the left side of the storage box 8 is arranged on the right side of the partition plate one 4 and the partition plate two 11.

[0032] Specifically, when using the device, the furnace door 6 is opened through the handle 7, the automobile parts are placed on the placement plate 17 of the storage box 8, and the furnace door 6 is closed. The electric track one 3 is supported by the partition plate two 11 and the shell 1, and the partition plate one 4 is moved upward by the electric track one 3, so that the bottom of the partition plate one 4 is higher than the top of the parts on the placement plate 17.

[0033] The placement plate 17 is moved to the left by the electric track two 10 and moves into the heating furnace body 2, thereby realizing automatic feeding of the automobile parts. The upper side of the partition plate one 4 and the lower side of the partition plate two 11 are fitted, thereby realizing the communication and sealing effect between the heating furnace body 2 and the storage box 8.

[0034] Referring to Figures 2-4The front and back sides of the heating furnace body 2 are provided with motors 13, the output ends of the front and back motors 13 pass through the front and back side walls of the heating furnace body 2, and the output ends of the motors 13 are provided with gears, the gears of the output ends of the motors 13 are engaged with the toothed ends of the racks 18, the inner bottom wall of the shell 1 is provided with a base 14 and a blower one 9, the upper side of the base 14 is fixedly connected to the lower side of the heating furnace body 2, the outer wall of the connecting pipe one 22 passes through the base 14, the outer wall of the air outlet end of the blower one 9 passes through the lower side of the storage box 8, the outer wall of the air inlet end of the blower one 9 passes through the front side of the shell 1, the upper side of the storage box 8 is provided with an exhaust fan one 5, the outer wall of the air exhaust end of the exhaust fan one 5 passes through the upper side of the storage box 8, and the outer wall of the air outlet end of the exhaust fan one 5 passes through the upper side of the shell 1.

[0035] Specifically, when the left side of the placing plate 17 moves to the heating furnace body 2, the racks 18 are driven to move left and right through the driving of the output gears of the motors 13, and the placing plate 17 is completely moved into the heating furnace body 2 through the sliding connection of the rollers 20 and the placing plate 17. The baffle one 4 is moved downward to be completely embedded with the upper side of the baffle two 11 through the electric track one 3, and the tempering operation on the automobile parts is started.

[0036] The heating furnace body 2 is supported by the base 14. The shell 1 isolates heat from the operator. After the automobile parts are tempered, the baffle one 4 is moved upward. The right side of the placing plate 17 is moved into the storage box 8, and the placing plate 17 is completely moved into the storage box 8 through the electric track two 10; then the baffle one 4 is moved downward to be embedded with the baffle two 11. The air in the storage box 8 is exhausted to the outside through the starting of the exhaust fan one 5, fresh air outside the shell 1 is sent into the storage box 8 through the blower one 9; and the cooling efficiency of the automobile parts is increased through the rapid circulation of the air.

[0037] Working principle: when using the device, the door 6 is opened through the handle 7, the automobile parts are placed on the placing plate 17 of the storage box 8, and the door 6 is closed. The baffle two 11 and the shell 1 support the electric track one 3, and the baffle one 4 is moved upward through the electric track one 3. The placing plate 17 is moved to the left through the electric track two 10. When the left side of the placing plate 17 moves to the heating furnace body 2, the racks 18 are driven to move left and right through the driving of the output gears of the motors 13, and the placing plate 17 is completely moved into the heating furnace body 2 through the sliding connection of the rollers 20 and the placing plate 17. The baffle one 4 is lowered so that the lower side of the baffle one 4 is embedded with the upper side of the baffle two 11.

[0038] The interior of the heating furnace body 2 is heated by the heating resistor 19, and the automobile parts on the placing plate 17 are heated, and the temperature of the heating furnace body 2 is monitored in real time by the temperature sensing device 21, so as to adjust the power of the heating resistor 19, and improve the processing efficiency of the automobile parts. The hollow structure of the placing plate 17 preliminarily improves the uniformity of the temperature in the heating furnace body 2; the air in the heating furnace body 2 is extracted by the air extractor two 12, and then enters the connecting pipe one 22 and the heat exchanger 15; the air extracted by the air extractor two 12 is filtered and heat is recovered by the heat exchanger 15, and the recovered heat preheats fresh air, which then enters the air blower two 16 through the connecting pipe two 23 and is blown into the heating furnace body 2 by the air blower two 16; and then an air forced convection circulation is formed in the heating furnace body 2, which uniformly delivers the temperature to each position in the heating furnace body 2. The power of the air extractor two 12, the air blower two 16 and the heat exchanger 15 is adjusted by the temperature sensing device 21 to ensure that the heat in the heating furnace body 2 is not excessively lost.

[0039] When the automobile parts are finished tempering, the partition plate one 4 is moved upward. The right side of the placing plate 17 is moved into the storage box 8, and the placing plate 17 is completely moved into the storage box 8 by the electric track two 10; and then the partition plate one 4 is moved downward to be embedded with the partition plate two 11. The air in the storage box 8 is extracted outside the shell by starting the air extractor one 5, and fresh air outside the shell body 1 is sent into the storage box 8 by the air blower one 9; the rapid circulation of the air increases the cooling efficiency of the automobile parts. Therefore, by the device, the problem of uneven heating temperature of the automobile parts during tempering is solved.

[0040] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included in the protection scope of the present application.

Claims

1. An automotive parts heating furnace comprising a housing (1), characterised in that: The inside of the shell (1) is provided with a heating furnace body (2) and a material storage box (8), the front and rear inner walls of the heating furnace body (2) are fixedly provided with a plurality of rollers (20), the upper side of the end of the roller (20) away from the heating furnace body (2) is provided with a placing plate (17), the front and rear sides of the inner wall of the heating furnace body (2) are provided with heating resistors (19), the placing plate (17) is of a hollow structure, the lower side of the middle of the placing plate (17) is provided with a temperature sensing device (21), the front and rear sides of the upper left corner of the heating furnace body (2) are provided with two air blowers (16), the front and rear sides of the lower right corner of the heating furnace body (2) are provided with two air extractors (12), the outer wall of the lower left corner of the heating furnace body (2) is provided with a heat exchanger (15), the right side of the heat exchanger (15) is fixedly provided with a connecting pipe (22), the upper side of the heat exchanger (15) is fixedly provided with a connecting pipe (23), the air extraction ends of the two air blowers (16) are fixedly provided on the connecting pipe (23), and the air outlet ends of the two air extractors (12) are fixedly provided on the connecting pipe (22).

2. The automotive parts heating furnace according to claim 1, wherein: The air outlet end of the air blower (16) is arranged at the upper left corner in the heating furnace body (2), and the air extraction end of the air extractor (12) is arranged at the lower right corner of the heating furnace body (2).

3. The automotive parts heating furnace of claim 1, wherein: The placing plate (17) has two pieces, the two placing plates (17) are uniformly distributed in the heating furnace body (2), the lower side of the placing plate (17) is provided with a rack (18), and the heating resistors (19) are arranged on the same side of the inner wall of the heating furnace body (2).

4. The automotive parts heating furnace of claim 1, wherein: The right side of the shell (1) is provided with a furnace door (6), the outer wall of the furnace door (6) penetrates through the right side of the shell (1), and the right side of the furnace door (6) is provided with a handle (7).

5. The automotive parts heating furnace of claim 1, wherein: The right side of the heating furnace body (2) is provided with a partition plate (4) and a partition plate (11), the lower side of the partition plate (4) is embedded with the upper side of the partition plate (11), the front side of the partition plate (4) is slidably connected with an electric track (3), the upper side of the electric track (3) is fixedly connected to the inner top wall of the shell (1), the lower side of the rear side of the electric track (3) is fixedly connected to the front side of the partition plate (11), and the height of the partition plate (11) is less than the height from the bottom of the placing plate (17) to the inner bottom wall of the heating furnace body (2).

6. The automotive parts heating furnace of claim 1, wherein: The front and rear inner walls of the material storage box (8) are provided with an electric track (10), the upper side of the electric track (10) is slidably connected with the lower side of the placing plate (17), and the left side of the material storage box (8) is arranged at the right side of the partition plate (4) and the partition plate (11).

7. The automotive parts heating furnace of claim 1, wherein: The front and rear sides of the heating furnace body (2) are provided with motors (13), the output ends of the front and rear motors (13) respectively penetrate through the front and rear walls of the heating furnace body (2), and the output ends of the motors (13) are provided with gears, and the gear of the output end of the motor (13) is engaged with the tooth end of the rack (18).

8. The automotive parts heating furnace of claim 1, wherein: The inner bottom wall of the shell (1) is provided with a base (14) and a blower one (9), the upper side of the base (14) is fixedly connected to the lower side of the heating furnace body (2), the outer wall of the connecting pipe one (22) passes through the base (14), the air outlet end outer wall of the blower one (9) passes through the lower side of the material storage box (8), the air inlet end outer wall of the blower one (9) passes through the front side of the shell (1), the upper side of the material storage box (8) is provided with an exhaust fan one (5), the air outlet end outer wall of the exhaust fan one (5) passes through the upper side of the material storage box (8), and the air inlet end outer wall of the exhaust fan one (5) passes through the upper side of the shell (1).

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