Vacuum carburizing furnace for fishhook processing

Abstract

The vacuum carburizing furnace comprises a supporting cover and a furnace body, the supporting cover is arranged at the top of the furnace body, a motor is arranged in the supporting cover, the upper end of the interior of the furnace body is connected with a rotating rod through a bearing, the output end of the motor is fixedly connected with the driving end of the rotating rod, and the driving end of the rotating rod is fixedly connected with the furnace body. A supporting plate is fixed to the lower end of the rotating rod, limiting blocks are connected to the two ends of the supporting plate correspondingly, an annular limiting groove is formed in the upper end of the inner wall of the furnace body, the limiting blocks are slidably connected with the annular limiting groove, a temperature sensor is arranged in the middle of the lower end of the supporting plate, and a heat preservation layer is arranged on the inner wall of the furnace body. A heater is arranged at the lower end of the interior of the furnace body, hydraulic rods are arranged at the two ends of the lower portion of the supporting plate, and the lower ends of the hydraulic rods are connected with connecting rings. The carburizing device is good in stability and sufficient in carburizing.

Description

Technical Field

[0001] The utility model relates to the technical field of fishhook processing equipment, in particular to a vacuum carburizing furnace for processing fishhook. Background Art

[0002] Fish hooks are tools used to hang bait to attract fish when fishing. Fish hooks are usually made of carbon steel, alloy steel, stainless steel and other materials. These materials need to be strong, sharp, tough and light to ensure the tensile strength, puncture performance and flexibility of fish hooks. Vacuum carburizing is often used in the production of fish hooks to improve the surface and core structure of fish hooks, thereby improving the surface hardness and wear resistance of fish hooks and increasing fatigue strength. A vacuum carburizing furnace for processing fish hooks, as disclosed in application No. 202222387825.6, comprises a furnace body, wherein two hydraulic rods 1 are fixedly connected to the top of the furnace body, the top of the piston rod of the hydraulic rod 1 is fixedly connected to a support frame, a supporting frame is arranged on the supporting frame, fish hooks can be placed in the supporting frame, a motor 1 is fixedly connected to the top of the furnace body, the motor 1 is connected to a rotating shaft through a power output shaft, a connecting sleeve is movably connected to the outer wall of the rotating shaft, the supporting frame is fixedly connected to the lower part of the connecting sleeve, and the lower end of the connecting sleeve is rotatably connected to the supporting frame; however, when it is actually used, there is still a problem of poor functionality, the rotation is not limited, the stability is poor, the service life of the carbon furnace is affected, and the fish hooks are not swung back and forth, the fish hooks block each other, there are easily dead angles, and the carburizing is not sufficient. Utility Model Content

[0003] The utility model aims to provide a vacuum carburizing furnace for processing fish hooks to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a vacuum carburizing furnace for processing fish hooks, comprising a support cover and a furnace body, wherein the support cover is arranged on the top of the furnace body, a motor is arranged inside the support cover, a rotating rod is connected to the upper end of the furnace body through a bearing, and the output end of the motor is fixedly connected to the driving end of the rotating rod, a support plate is fixed to the lower end of the rotating rod, and both ends of the support plate are connected to limiting blocks, an annular limiting groove is arranged at the upper end of the inner wall of the furnace body, and the limiting block is slidably connected to the annular limiting groove, and a temperature sensor is arranged in the middle of the lower end of the support plate.

[0005] Preferably, a heat-insulating layer is provided on the inner wall of the furnace body, and a heater is provided at the lower end of the interior of the furnace body.

[0006] Preferably, hydraulic rods are provided at both ends of the lower portion of the support plate, and the lower ends of the hydraulic rods are connected to connecting rings.

[0007] Preferably, a supporting frame is provided at the lower part of the supporting plate, and both sides of the supporting frame are connected with slide groove seats.

[0008] Preferably, a sliding block is slidably connected inside the slide groove seat, and the upper end of the sliding block is connected to a connecting seat.

[0009] Preferably, the connecting ring is arranged at the upper end inside the connecting seat, and a connecting rod is arranged between the connecting seat and the connecting ring, and the connecting seat and the connecting ring are both rotatably connected to the connecting rod.

[0010] Preferably, a cover is provided at the front of the furnace body corresponding to the supporting frame, and the cover is hinged to the furnace body.

[0011] Preferably, a vacuum machine is provided on the top of the furnace body, and a connecting pipe is connected between the vacuum machine and the furnace body.

[0012] Compared with the prior art, the utility model has the following beneficial effects: good stability and sufficient carburization;

[0013] (1) The motor drives the rotating rod to rotate, and through the support plate, drives the support frame for holding the fish hooks to rotate, which is conducive to uniform carburizing of the fish hooks. In addition, the furnace body limits the rotation of the limit block through the annular limit groove to avoid tilting and deformation when the support plate rotates, which is conducive to the stable rotation of the rotating rod and has good stability.

[0014] (2) The hydraulic rods cooperate with each other to extend and retract, and through the connecting ring, drive the support frame to tilt repeatedly to both sides, so that the fish hooks swing back and forth, avoiding blind spots between the fish hooks, which is conducive to more complete carburization of the fish hooks. The slide seat limits the slider through the internal slide slot, which is conducive to the stable movement of the connecting seat and sufficient carburization. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the main structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the support plate and the supporting frame structure of the utility model;

[0018] Figure 4 For the utility model Figure 3 The enlarged structural diagram at A in the middle;

[0019] Figure 5 It is a schematic diagram of the side cross-sectional structure of the slide seat and the connecting seat of the utility model;

[0020] In the figure: 1. connecting pipe; 2. vacuum machine; 3. motor; 4. support cover; 5. annular limit groove; 6. furnace body; 7. insulation layer; 8. limit block; 9. hydraulic cylinder; 10. slide seat; 11. support frame; 12. heater; 13. support plate; 14. rotating rod; 15. connecting seat; 16. connecting rod; 17. connecting ring; 18. slider; 19. temperature sensor; 20. sealing cover. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-5 The utility model provides an embodiment: a vacuum carburizing furnace for fishhook processing, comprising a support cover 4 and a furnace body 6, the support cover 4 is arranged on the top of the furnace body 6, a motor 3 is arranged inside the support cover 4, a rotating rod 14 is connected to the upper end of the furnace body 6 through a bearing, and the output end of the motor 3 is fixedly connected to the driving end of the rotating rod 14, a support plate 13 is fixed to the lower end of the rotating rod 14, a vacuum machine 2 is arranged on the top of the furnace body 6, and a connecting pipe 1 is connected between the vacuum machine 2 and the furnace body 6;

[0023] When in use, the motor 3 is driven to rotate the rotating rod 14, and the supporting frame 11 for holding the fish hooks is driven to rotate through the supporting plate 13, which is conducive to uniform carburization of the fish hooks;

[0024] Both ends of the support plate 13 are connected to the limiting blocks 8, and the upper end of the inner wall of the furnace body 6 is provided with an annular limiting groove 5, and the limiting block 8 is slidably connected with the annular limiting groove 5;

[0025] When in use, the furnace body 6 limits the rotation of the limit block 8 through the annular limit groove 5, so as to avoid the tilting deformation of the support plate 13 when rotating, and facilitate the stable rotation of the rotating rod 14;

[0026] A heat-insulating layer 7 is provided on the inner wall of the furnace body 6, a heater 12 is provided at the lower end of the furnace body 6, and a temperature sensor 19 is provided in the middle of the lower end of the support plate 13;

[0027] When in use, the heater 12 heats, which is beneficial to carburizing, and the insulation layer 7 prevents heat loss, which is beneficial to energy saving. The temperature sensor 19 can detect the temperature inside the furnace body 6. When the temperature does not reach the preset temperature of the processing, the temperature sensor 19 sends an electrical signal to the controller to make the heater 12 continue to heat. When the temperature reaches the preset temperature of the processing, the heater 12 stops heating;

[0028] A support frame 11 is provided at the lower part of the support plate 13, and hydraulic rods 9 are provided at both ends of the lower part of the support plate 13, and the lower end of the hydraulic rod 9 is connected to a connecting ring 17, and the connecting ring 17 is provided at the upper end of the connecting seat 15, and a connecting rod 16 is provided between the connecting seat 15 and the connecting ring 17, and the connecting seat 15 and the connecting ring 17 are both rotatably connected to the connecting rod 16;

[0029] When in use, the hydraulic rods 9 cooperate with each other to extend and retract, and through the connecting ring 17, drive the support frame 11 to tilt to both sides repeatedly, so that the fish hooks swing back and forth, avoiding blind spots between the fish hooks, which is conducive to more complete carburization of the fish hooks;

[0030] Both sides of the support frame 11 are connected to a slide seat 10, the interior of the slide seat 10 is slidably connected to a slider 18, and the upper end of the slider 18 is connected to a connecting seat 15;

[0031] When in use, the slide seat 10 limits the slider 18 through the internal slide slot, which is conducive to the stable movement of the connecting seat 15;

[0032] A cover 20 is provided at the front of the furnace body 6 corresponding to the supporting frame 11, and the cover 20 is hinged to the furnace body 6;

[0033] When in use, the fishhook can be taken out and placed in the support frame 11 by opening and closing the cover 20;

[0034] When the embodiment of the present application is in use: first, the heater 12 heats up, which is beneficial to carburizing, and the insulation layer 7 prevents heat loss, which is beneficial to energy saving. The temperature sensor 19 can detect the temperature inside the furnace body 6. When the temperature does not reach the preset temperature of the processing, the temperature sensor 19 sends an electrical signal to the controller to make the heater 12 continue to heat. When the temperature reaches the preset temperature of the processing, the heater 12 stops heating. Subsequently, the motor 3 drives the rotating rod 14 to rotate, and through the support plate 13, the support frame 11 for holding the fish hooks is driven to rotate, which is beneficial to uniform carburizing of the fish hooks. In addition, the furnace body 6 is through the annular limit groove 5. The rotation of the limit block 8 is limited to avoid tilting and deformation when the support plate 13 rotates, which is conducive to the stable rotation of the rotating rod 14. At the same time, the hydraulic rods 9 cooperate with each other to extend and retract, and drive the supporting frame 11 to tilt to both sides repeatedly through the connecting ring 17, so that the fish hook swings back and forth, avoiding blind spots between the fish hooks, which is conducive to more complete carburizing of the fish hooks. In addition, the slide seat 10 limits the slider 18 through the internal slide slot, which is conducive to the stable movement of the connecting seat 15. In addition, the fish hook can be taken in and put out of the supporting frame 11 by switching the cover 20. In summary, the carbon furnace has good stability and sufficient carburizing.

Claims

1. A vacuum carburizing furnace for fishhook processing, characterized in that: The invention comprises a support cover (4) and a furnace body (6), wherein the support cover (4) is arranged on the top of the furnace body (6), a motor (3) is arranged inside the support cover (4), the upper end of the furnace body (6) is connected to a rotating rod (14) via a bearing, and the output end of the motor (3) is fixedly connected to the driving end of the rotating rod (14), a support plate (13) is fixed at the lower end of the rotating rod (14), and both ends of the support plate (13) are connected to a limiting block (8), an annular limiting groove (5) is arranged at the upper end of the inner wall of the furnace body (6), and the limiting block (8) is slidably connected to the annular limiting groove (5), and a temperature sensor (19) is arranged in the middle of the lower end of the support plate (13).

2. A vacuum carburizing furnace for fishhook processing according to claim 1, characterized in that: A heat-insulating layer (7) is provided on the inner wall of the furnace body (6), and a heater (12) is provided at the lower end of the furnace body (6).

3. A vacuum carburizing furnace for fishhook processing according to claim 1, characterized in that: Hydraulic rods (9) are provided at both ends of the lower part of the support plate (13), and the lower end of the hydraulic rod (9) is connected to a connecting ring (17).

4. A vacuum carburizing furnace for fishhook processing according to claim 3, characterized in that: A supporting frame (11) is provided at the lower part of the supporting plate (13), and both sides of the supporting frame (11) are connected to sliding groove seats (10).

5. A vacuum carburizing furnace for fishhook processing according to claim 4, characterized in that: The interior of the slide groove seat (10) is slidably connected to a sliding block (18), and the upper end of the sliding block (18) is connected to a connecting seat (15).

6. The vacuum carburizing furnace for fishhook processing according to claim 3, characterized in that: The connecting ring (17) is arranged at the upper end inside the connecting seat (15), and a connecting rod (16) is arranged between the connecting seat (15) and the connecting ring (17), and both the connecting seat (15) and the connecting ring (17) are rotatably connected to the connecting rod (16).

7. The vacuum carburizing furnace for fishhook processing according to claim 2, characterized in that: A cover (20) is provided at the front of the furnace body (6) corresponding to the supporting frame (11), and the cover (20) is hinged to the furnace body (6).

8. The vacuum carburizing furnace for fishhook processing according to claim 7, characterized in that: A vacuum machine (2) is arranged on the top of the furnace body (6), and a connecting pipe (1) is connected between the vacuum machine (2) and the furnace body (6).

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