Quenching and drying device for nut after heat treatment

Abstract

The utility model relates to the technical field of railway industry, and provides a nut post-heat-treatment quenching and drying device which comprises a shell, supporting legs are evenly fixed to the two sides of the bottom end of the shell, a conveying structure penetrates through the bottom of the shell, a drying structure is arranged on the top of the shell, and adjusting structures are arranged on the two sides of the top of the shell. The adjusting structure comprises first electric push rods penetrating through the two sides of the top of the shell. By arranging the adjusting structure, under the action of the guide rod, the stability of the movable plate in the moving process is enhanced, the moved movable plate drives the door curtains to move up and down, and under the action of the door curtains at equal intervals, the outward heat dissipation speed is reduced, so that the drying efficiency can be improved, the energy consumption is reduced, and the energy consumption is reduced. And meanwhile, nuts of different sizes, thicknesses or shapes can be dried, the function that the height of the device is convenient to adjust is achieved, and therefore the applicability of the quenching and drying device used after heat treatment of the nuts is improved.

Description

Technical Field

[0001] This utility model relates to the technical field of the railway industry, and in particular to a quenching and drying device for nuts after heat treatment. Background Technology

[0002] Nuts are fastening parts used in conjunction with bolts or screws to achieve mechanical connection through internal threads. They are widely used in industrial manufacturing. Nut heat treatment quenching and drying equipment is a key piece of equipment used to improve the mechanical properties of nuts and ensure surface quality. Therefore, a nut heat treatment quenching and drying equipment is used.

[0003] To address this, patent CN209227017U discloses a quenching and drying device for heat-treated nuts, comprising a frame, a conveyor belt, a spray quenching device, a drying chamber, a water tank, and a water pump. The upper end of the conveyor belt has a horizontally positioned conveyor belt with an inlet and an outlet. The spray quenching device and the drying chamber are sequentially arranged between the inlet and outlet ends of the upper end of the conveyor belt. The lower ends of both the spray quenching device and the drying chamber are fixedly connected to the frame. A water tank is located inside the frame at the lower end of the conveyor belt, and a water pump is located on the side of the water tank. The input end of the water pump is connected to the water tank. This invention achieves higher quenching efficiency by using a conveyor belt to transport nuts after heat treatment and a spray quenching device to quench the nuts with spray water. The drying chamber allows for immediate drying of the quenched nuts, preventing rust and facilitating subsequent processes.

[0004] Although the quenching and drying device for nuts after heat treatment mentioned above can dry the quenched nuts immediately by setting up a drying box to prevent rust on the nut surface, its applicability is low because it is inconvenient to adjust the height of the drying chamber, inconvenient to reduce the rate of heat dissipation, and inconvenient to adapt to nuts of different sizes, thicknesses, or shapes. Summary of the Invention

[0005] The purpose of this invention is to provide a quenching and drying device for nuts after heat treatment, in order to solve the defect of existing quenching and drying devices for nuts after heat treatment where the height of the curtain is inconvenient to adjust.

[0006] To solve the above-mentioned technical problems, this utility model provides the following technical solution: a quenching and drying device for nuts after heat treatment, including a housing;

[0007] The bottom of the housing is evenly fixed with support feet on both sides, and a conveying structure runs through the bottom of the housing;

[0008] A drying structure is provided on the top of the shell;

[0009] The two sides of the shell top are provided with adjusting structures, the adjusting structure comprises a first electric push rod penetrating through the two sides of the shell top, the bottom end of the first electric push rod is fixed with a movable plate, the inside of the shell on both sides of the first electric push rod penetrates a guide rod, and the bottom of the movable plate is uniformly fixed with a door curtain on one side.

[0010] When the device is used, the adjusting structure is arranged, the height of the device is adjusted, the applicability of the nut quenching and drying device after heat treatment is improved; the conveying structure is arranged, the nuts are conveyed, the convenience of the nut quenching and drying device after heat treatment is improved; the drying structure is arranged, the nuts are uniformly dried, and the working efficiency of the nut quenching and drying device after heat treatment is improved.

[0011] Preferably, the conveying structure comprises a fixed frame, a mesh belt, a first conveying roller, a supporting plate, a second conveying roller and a driving motor, the fixed frame penetrates the bottom of the shell, the inside of the fixed frame is provided with the mesh belt, the top of the mesh belt is provided with the supporting plate, one side of the inside of the mesh belt penetrates the first conveying roller, the other side of the inside of the mesh belt penetrates the second conveying roller, and the first conveying roller is provided with the driving motor on the outer wall of one end of the fixed frame. When the first conveying roller works, the first conveying roller drives the second conveying roller to rotate through the mesh belt, and the mesh belt moves the quenched nuts.

[0012] Preferably, one end of the first conveying roller extends to the outside of the fixed frame and is fixedly connected with the output end of the driving motor, the two sides of the supporting plate are fixedly connected with the inner wall of the fixed frame, and the two ends of the second conveying roller extend to the inside of the fixed frame and form a rotating structure with the fixed frame. The quenched nuts pass through the drying area for drying treatment, and the nuts are supported under the action of the supporting plate.

[0013] Preferably, the guide rod and the shell form a sliding structure, the bottom end of the guide rod is fixedly connected with the top end of the movable plate, and the door curtains are distributed at equal intervals on one side of the movable plate. Under the action of the guide rod, the stability of the movable plate during movement is enhanced, under the action of the equally spaced door curtains, the speed of heat dissipation is reduced, so that the drying efficiency can be improved, the energy consumption is reduced, and nuts of different sizes, thicknesses or shapes can be dried.

[0014] Preferably, the drying structure comprises a second electric push rod, a blower, a corrugated pipe, a heating seat, a temperature sensor, a sliding rod, a heating cavity, an electric heating wire and an air outlet, the second electric push rod penetrates through the top of the shell, the bottom end of the second electric push rod is fixed with the heating seat, the inside of the shell on both sides of the second electric push rod is penetrated through with the sliding rod, the top end of the shell on one side of the second electric push rod is installed with the blower, the top of the shell on the other side of the second electric push rod is installed with the temperature sensor, the output end of the blower is fixed with the corrugated pipe, the inside of the heating seat is provided with the heating cavity, the inside of the heating cavity is uniformly penetrated through with the air outlet at the inside of the heating seat, and the inside of the heating cavity is installed with the electric heating wire.

[0015] Preferably, one end of the corrugated pipe away from the blower extends to the top of the heating cavity, and the input end of the blower is fixed with a dustproof screen. Under the action of the sliding rod, the stability of the heating seat when moving up and down is enhanced, thereby changing the distance between the air outlet and the nut, under the action of the electric heating wire, the inside of the heating cavity can be heated, and under the action of the dustproof screen, mosquitoes, impurities and the like are prevented from entering the inside of the blower.

[0016] Preferably, the sliding rod and the shell constitute a sliding structure, and the bottom end of the sliding rod is fixedly connected with the top end of the heating seat. The filtered air enters the inside of the heating cavity through the corrugated pipe, thereby forming hot air, the hot air blows towards the nut through the air outlet, under the action of the air outlet, the nut is uniformly dried, and under the action of the temperature sensor, the temperature inside the shell can be monitored in real time, when the temperature reaches a preset value, the temperature sensor will control the electric heating wire to stop working through the single-chip microcomputer.

[0017] The nut heat treatment post-quenching and drying device has the advantages that:

[0018] By means of the adjusting structure and the guide rod, the stability of the movable plate when moving is enhanced, the movable plate after moving drives the curtain to move up and down, the speed of heat dissipation to the outside is reduced under the action of the equidistant curtain, the drying efficiency is improved, the energy consumption is reduced, nuts of different sizes, thicknesses or shapes can be dried, the device is convenient to adjust in height, and the applicability of the nut heat treatment post-quenching and drying device in use is improved.

[0019] By means of the conveying structure, when the first conveying roller works, the first conveying roller drives the second conveying roller to rotate through the mesh belt, and the mesh belt drives the quenched nut to move, so that the quenched nut is dried in the drying area, and the nut is supported under the action of the supporting plate, the device is convenient to convey the nut, and the convenience of the nut heat treatment post-quenching and drying device in use is improved.

[0020] By setting up the drying structure, under the action of the sliding rod, the stability of the heating seat when moving up and down is enhanced, and the distance between the air outlet and the nut is changed, under the action of the electric heating wire, the inside of the heating cavity can be heated, under the action of the dust screen, mosquitoes, impurities and the like are prevented from entering the inside of the air blower, the filtered air enters the inside of the heating cavity through the corrugated pipe, so that hot air is formed, the hot air blows towards the nut through the air outlet, under the action of the air outlet, the nut is uniformly dried, under the action of the temperature sensor, the temperature inside the shell can be monitored in real time, when the temperature reaches the preset value, the temperature sensor will control the electric heating wire to stop working through the single-chip microcomputer, the function that the device is convenient for uniform drying is realized, and the working efficiency of the nut heat treatment quenching and drying device during use is improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0022] Figure 2 It is a front view cross section structure schematic view of the utility model;

[0023] Figure 3 It is a three-dimensional structure schematic view of the adjusting structure cross section of the utility model;

[0024] Figure 4 It is a side view cross section structure schematic view of the utility model;

[0025] Figure 5 It is a three-dimensional structure schematic view of the top view cross section of the utility model.

[0026] The reference signs in the drawing are explained as follows: 1, shell; 2, supporting leg; 3, conveying structure; 301, fixed frame; 302, mesh belt; 303, first conveying roller; 304, supporting plate; 305, second conveying roller; 306, driving motor; 4, adjusting structure; 401, first electric push rod; 402, guide rod; 403, movable plate; 404, door curtain; 5, drying structure; 501, second electric push rod; 502, air blower; 503, corrugated pipe; 504, heating seat; 505, temperature sensor; 506, sliding rod; 507, heating cavity; 508, electric heating wire; 509, air outlet. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0028] Please refer to Figures 1-5 The utility model provides a nut heat treatment after quenching drying device, including the casing 1, the both sides of casing 1 bottom end are uniformly fixed with the support 2, and the bottom of casing 1 is penetrated with conveying structure 3, and conveying structure 3 includes fixed frame 301, net belt 302, first conveying roller 303, support plate 304, second conveying roller 305 and drive motor 306, and fixed frame 301 is penetrated in the bottom of casing 1, and the inside of fixed frame 301 is provided with net belt 302, and the top of net belt 302 is provided with support plate 304, and one side in the inside of net belt 302 is penetrated with first conveying roller 303, and the other side in the inside of net belt 302 is penetrated with second conveying roller 305, and drive motor 306 is installed on the outer wall of first conveying roller 303 one end fixed frame 301, and one end of first conveying roller 303 extends to the outside of fixed frame 301 and is fixedly connected with the output end of drive motor 306, and the both sides of support plate 304 are fixedly connected with the inner wall of fixed frame 301, and the both ends of second conveying roller 305 extend to the inside of fixed frame 301 and form rotating structure with fixed frame 301.

[0029] Refer to Figure 2 And Figure 5 As shown in the drawing, the nut after quenching is placed on the top of net belt 302, and drive motor 306 is started, and drive motor 306 drives first conveying roller 303 to rotate in the inside of fixed frame 301, and first conveying roller 303 will drive second conveying roller 305 to rotate through net belt 302, and net belt 302 will drive the nut after quenching to move, so that the nut after quenching is dried in drying area, and the nut is supported under the action of support plate 304.

[0030] The top of casing 1 is provided with drying structure 5, and drying structure 5 includes second electric push rod 501, air blower 502, bellows 503, heating seat 504, temperature sensor 505, slide bar 506, heating cavity 507, electric heating wire 508 and air outlet 509, and second electric push rod 501 is penetrated in the top of casing 1, and the bottom end of second electric push rod 501 is fixed with heating seat 504, and the inside of the both sides of casing 1 of second electric push rod 501 is penetrated with slide bar 506, and the top end of one side of casing 1 of second electric push rod 501 is installed with air blower 502, and the top of the other side of casing 1 of second electric push rod 501 is installed with temperature sensor 505, and the output end of air blower 502 is fixed with bellows 503, and the inside of heating seat 504 is provided with heating cavity 507, and the inside of heating cavity 507 is uniformly penetrated with air outlet 509 in the inside of heating seat 504, and electric heating wire 508 is installed in the inside of heating cavity 507, and one end of bellows 503 away from air blower 502 extends to the top of heating cavity 507, and the input end of air blower 502 is fixed with dustproof net, and slide bar 506 and casing 1 form sliding structure, and the bottom end of slide bar 506 is fixedly connected with the top end of heating seat 504.

[0031] Referring to Figure 2 and Figure 4 The power supply is connected, the second electric push rod 501 is started, the second electric push rod 501 drives the heating seat 504 to move up and down, the heating seat 504 drives the sliding rod 506 to move in the inside of the shell 1, the stability of the heating seat 504 when moving up and down is enhanced under the guidance of the sliding rod 506, and the distance between the air outlet 509 and the nut changes, the inside of the heating cavity 507 can be heated under the action of the electric heating wire 508, the air blower 502 is started, and dust, impurities and the like are prevented from entering the inside of the air blower 502 under the action of the dust screen, the filtered air enters the inside of the heating cavity 507 through the corrugated pipe 503, so that hot air is formed, the hot air blows towards the nut through the air outlet 509, the nut is evenly dried under the action of the air outlet 509, and the temperature inside the shell 1 can be monitored in real time under the action of the temperature sensor 505.

[0032] Both sides of the top of the shell 1 are provided with adjusting structures 4, the adjusting structure 4 comprises a first electric push rod 401 penetrating through both sides of the top of the shell 1, the bottom end of the first electric push rod 401 is fixedly connected with an activity plate 403, the inside of the shell 1 on both sides of the first electric push rod 401 penetrates a guide rod 402, one side of the bottom of the activity plate 403 is uniformly fixedly connected with a curtain 404, the guide rod 402 and the shell 1 form a sliding structure, the bottom end of the guide rod 402 is fixedly connected with the top end of the activity plate 403, and the curtain 404 is distributed at equal intervals on one side of the activity plate 403.

[0033] Referring to Figure 1 and Figure 3 The first electric push rod 401 is started, the first electric push rod 401 drives the activity plate 403 to move up and down, the activity plate 403 drives the guide rod 402 to move in the inside of the shell 1, the stability of the activity plate 403 when moving is enhanced under the guidance of the guide rod 402, the activity plate 403 after moving drives the curtain 404 to move up and down, and the speed of heat dissipation to the outside is reduced under the action of the equally spaced curtain 404, so that the drying efficiency can be improved, energy consumption is reduced, and nuts of different sizes, thicknesses or shapes can be dried.

[0034] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement and the like made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A quenching and drying device for heat-treated nuts, comprising a housing (1); Its features are: The bottom of the housing (1) is evenly fixed with support feet (2) on both sides, and a conveying structure (3) runs through the bottom of the housing (1). The top of the housing (1) is provided with a drying structure (5); An adjustment structure (4) is provided on both sides of the top of the housing (1). The adjustment structure (4) includes a first electric push rod (401) that runs through both sides of the top of the housing (1). A movable plate (403) is fixed at the bottom of the first electric push rod (401). A guide rod (402) runs through the interior of the housing (1) on both sides of the first electric push rod (401). A door curtain (404) is evenly fixed on one side of the bottom of the movable plate (403).

2. The quenching and drying apparatus for nuts after heat treatment according to claim 1, characterized in that: The conveying structure (3) includes a fixed frame (301), a mesh belt (302), a first conveying roller (303), a support plate (304), a second conveying roller (305), and a drive motor (306). The fixed frame (301) extends through the bottom of the housing (1). The mesh belt (302) is installed inside the fixed frame (301). The support plate (304) is installed on the top of the mesh belt (302). The first conveying roller (303) extends through one side of the mesh belt (302), and the second conveying roller (305) extends through the other side of the mesh belt (302). The drive motor (306) is installed on the outer wall of the fixed frame (301) at one end of the first conveying roller (303).

3. The quenching and drying apparatus for nuts after heat treatment according to claim 2, characterized in that: One end of the first conveying roller (303) extends to the outside of the fixed frame (301) and is fixedly connected to the output end of the drive motor (306). Both sides of the support plate (304) are fixedly connected to the inner wall of the fixed frame (301). Both ends of the second conveying roller (305) extend to the inside of the fixed frame (301) and form a rotating structure with the fixed frame (301).

4. The quenching and drying apparatus for nuts after heat treatment according to claim 1, characterized in that: The guide rod (402) and the housing (1) form a sliding structure. The bottom end of the guide rod (402) is fixedly connected to the top end of the movable plate (403). The curtain (404) is distributed at equal intervals on one side of the movable plate (403).

5. The quenching and drying apparatus for nuts after heat treatment according to claim 1, characterized in that: The drying structure (5) includes a second electric push rod (501), a blower (502), a corrugated pipe (503), a heating seat (504), a temperature sensor (505), a slide rod (506), a heating chamber (507), a heating wire (508), and an air outlet (509). The second electric push rod (501) extends through the top of the housing (1), and the heating seat (504) is fixed to the bottom end of the second electric push rod (501). Slide rods (506) extend through the interior of the housing (1) on both sides of the second electric push rod (501). A blower (502) is installed at the top of one side housing (1) of the second electric push rod (501), and a temperature sensor (505) is installed at the top of the other side housing (1) of the second electric push rod (501). A bellows (503) is fixed at the output end of the blower (502). A heating chamber (507) is provided inside the heating seat (504). An air outlet (509) is evenly penetrated inside the heating seat (504) at the bottom of the heating chamber (507). An electric heating wire (508) is installed inside the heating chamber (507).

6. The quenching and drying apparatus for nuts after heat treatment according to claim 5, characterized in that: The end of the corrugated pipe (503) away from the blower (502) extends to the top of the heating chamber (507), and a dustproof net is fixed to the input end of the blower (502).

7. The quenching and drying apparatus for nuts after heat treatment according to claim 5, characterized in that: The slide rod (506) and the housing (1) form a sliding structure, and the bottom end of the slide rod (506) is fixedly connected to the top end of the heating seat (504).

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