Spring steel wire nitriding equipment

Abstract

The utility model relates to the technical field of nitriding, in particular to spring steel wire nitriding equipment which is characterized in that an auxiliary taking assembly is clamped in the middle of one side of the inner wall of a nitriding furnace, a fixed clamping assembly is slidably connected to the surface of the top end of the auxiliary taking assembly, and the fixed clamping assembly comprises a rectangular plate, a bearing seat, a fixed column and a handle; and a plurality of bearing seats are clamped to the top end surface of the rectangular plate, and fixing columns are clamped to the top end surfaces of the bearing seats. Through the arrangement of the rectangular plate, the bearing seat, the fixing column and the handle, when the spring steel wire nitriding device is used, the bearing seat is fixed through the rectangular plate, the bearing seat is connected with the fixing column, a spring steel wire is placed on the surface of the fixing column to be limited and fixed, and finally the rectangular plate is manually pushed into a nitriding furnace through the handle to carry out nitriding reaction on the spring steel wire. Therefore, the effect of fixing and clamping the spring steel wire is achieved, and the situation that the spring cannot be stably clamped in the nitriding furnace, and the spring steel wire is nitrided unevenly due to random placement is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of nitriding, in particular to a spring steel wire nitriding device. Background Art

[0002] Nitriding furnace is a device with nitriding treatment, which has the characteristics of low treatment temperature, short treatment time, small deformation of workpiece, high fatigue limit and good wear resistance. Nitriding treatment refers to a chemical heat treatment process that allows nitrogen atoms to penetrate into the surface of the workpiece in a certain medium at a certain temperature. Products treated with nitriding have excellent wear resistance, fatigue resistance, corrosion resistance and high temperature resistance.

[0003] A nitriding device disclosed in the Chinese utility model patent application publication specification CN201850303U includes a furnace pot and a nitriding plate rack, the upper end surface of the nitriding plate rack is provided with a lifting ring, the nitriding plate rack is provided with a plurality of lifting holes, a boss recessed from the outer wall of the furnace pot to the inner wall of the furnace pot is formed on the inner wall of the furnace pot, and the nitriding plate rack is located on the upper surface of the boss. The utility model can ensure the service life of the furnace pot.

[0004] However, the device lacks the function of fixed clamping. In actual use, the spring cannot be stably clamped inside the nitriding furnace. Random placement will lead to uneven nitriding of the spring steel wire. The device also lacks the function of easy picking. In actual use, the temperature of the spring after nitriding is relatively high, and the waiting time for cooling in the furnace before taking it out is long, resulting in reduced work efficiency. Utility Model Content

[0005] The utility model aims to provide a spring steel wire nitriding device to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A spring steel wire nitriding device, comprising

[0008] An auxiliary picking component is clamped in the middle of one side of the inner wall of the nitriding furnace, and a fixed clamping component is slidably connected to the top surface of the auxiliary picking component. The fixed clamping component includes a rectangular plate, a receiving seat, a fixed column and a handle. A plurality of receiving seats are clamped on the top surface of the rectangular plate, and a fixed column is clamped on the top surface of the receiving seat. A handle is clamped in the middle of one side surface of the rectangular plate;

[0009] An auxiliary picking component is clamped in the middle of one side of the inner wall of the nitriding furnace, and the auxiliary picking component includes a long plate, a fixed frame, a rotating rod and a rotating shaft. A plurality of fixed frames are clamped on one side of the top surface of the long plate, and a circular slot is opened on the upper surface of one side of the fixed frame. A rotating rod is clamped on the inner wall of the circular slot, and a rotating shaft is clamped on the surface of the rotating rod.

[0010] Preferably, a pressure relief assembly is clamped in the middle of the top of the nitriding furnace, and the pressure relief assembly includes a pressure relief valve and an air outlet pipe, and the pressure relief valve is clamped on the inner wall surface of the air outlet pipe.

[0011] Preferably, a pressure detection assembly is clamped on the upper surface of the top of the nitriding furnace, and the pressure detection assembly includes a pressure detection block and a pressure gauge, and a pressure gauge is clamped on the top of the pressure detection block.

[0012] Preferably, a heat transfer component is clamped in the middle of one side of the nitriding furnace, and the heat transfer component includes a motor, a connecting wire and a heating layer. A connecting wire is clamped in the middle of the top of the motor, and a heating layer is clamped on the inner wall surface of the nitriding furnace.

[0013] Preferably, a rectangular slot is opened in the middle of the other side of the nitriding furnace, and a switch sealing assembly is clamped on the inner wall of the rectangular slot. The switch sealing assembly includes a door panel, a fixed plate, a rectangular block and a sealing layer. The rectangular block is clamped on the lower surface of one side of the door panel, the fixed plate is clamped on the upper surface of one side of the door panel, and the sealing layer is clamped on the other side of the door panel.

[0014] Preferably, the other side surface of the connecting line is clamped to the one side surface of the heating layer.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. This spring steel wire nitriding equipment is provided with a rectangular plate, a receiving seat, a fixed column, and a handle. When in use, the receiving seat is fixed by the rectangular plate, the receiving seat is connected to the fixed column, the spring steel wire is placed on the surface of the fixed column for limited fixation, and finally the rectangular plate is manually pushed into the nitriding furnace through the handle to carry out nitriding reaction of the spring steel wire, thereby achieving the effect of fixing and clamping the spring steel wire, avoiding the situation that the spring cannot be stably clamped inside the nitriding furnace, and random placement will lead to uneven nitriding of the spring steel wire.

[0017] 2. This spring steel wire nitriding equipment is provided with a long plate, a fixed frame, a rotating rod and a rotating shaft. When in use, the long plate is fixed to the inner wall of the nitriding furnace, and then connected to the rotating rod through the fixed frame. The rotating rod can rotate and move on the inner wall of the circular slot hole, and then drive the rotating shaft to rotate and move. The component for fixing the spring steel wire can be moved to the outside, which is convenient for the staff to take the spring steel wire, thereby achieving the effect of easy taking, avoiding the situation that the temperature of the spring after nitriding is relatively high and the waiting time for cooling in the furnace before taking it out is long, resulting in reduced work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a left side schematic diagram of the utility model;

[0019] Figure 2It is a schematic diagram of the internal cross-section of the nitriding furnace and the disassembly of the auxiliary taking components of the utility model;

[0020] Figure 3 This is a schematic diagram of the disassembly of the fixed clamping assembly of the utility model;

[0021] Figure 4 This is a schematic diagram of the disassembly of the switch sealing component of the utility model.

[0022] In the figure: 1. nitriding furnace; 2. rectangular plate; 3. receiving seat; 4. fixing column; 5. handle; 6. long plate; 7. fixing frame; 8. rotating rod; 9. rotating shaft; 10. pressure relief valve; 11. air outlet pipe; 12. pressure detection block; 13. pressure gauge; 14. motor; 15. connecting wire; 16. heating layer; 17. door panel; 18. fixing plate; 19. rectangular block; 20. sealing layer. DETAILED DESCRIPTION

[0023] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. 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.

[0024] See also Figure 1-Figure 4 As shown, a technical solution provided by the utility model:

[0025] A spring steel wire nitriding device, comprising

[0026] An auxiliary picking component is clamped in the middle of one side of the inner wall of the nitriding furnace 1, and a fixed clamping component is slidably connected to the top surface of the auxiliary picking component, and the fixed clamping component includes a rectangular plate 2, a receiving seat 3, a fixing column 4 and a handle 5. A plurality of receiving seats 3 are clamped on the top surface of the rectangular plate 2, and a fixing column 4 is clamped on the top surface of the receiving seat 3. A handle 5 is clamped in the middle of one side surface of the rectangular plate 2. Through the arrangement of the rectangular plate 2, the receiving seat 3, the fixing column 4 and the handle 5, when in use, the receiving seat 3 is fixed by the rectangular plate 2, the receiving seat 3 is connected to the fixing column 4, and the spring steel wire is placed on the surface of the fixing column 4 for limited fixing. Finally, the rectangular plate 2 is manually pushed into the nitriding furnace 1 through the handle 5 to perform a nitriding reaction on the spring steel wire, thereby achieving the effect of fixing and clamping the spring steel wire, avoiding the situation that the spring cannot be stably clamped inside the nitriding furnace 1, and the situation that random placement will cause uneven nitriding of the spring steel wire;

[0027] An auxiliary picking component is clamped in the middle of one side of the inner wall of the nitriding furnace 1, and the auxiliary picking component includes a long plate 6, a fixed frame 7, a rotating rod 8 and a rotating shaft 9. A plurality of fixed frames 7 are clamped on one side of the top surface of the long plate 6. A circular slot is opened on the upper surface of one side of the fixed frame 7. A rotating rod 8 is clamped on the inner wall of the circular slot, and a rotating shaft 9 is clamped on the surface of the rotating rod 8. Through the arrangement of the long plate 6, the fixed frame 7, the rotating rod 8 and the rotating shaft 9, when in use, the long plate 6 is fixed to the inner wall of the nitriding furnace 1, and then connected to the rotating rod 8 through the fixed frame 7. The rotating rod 8 can rotate and move on the inner wall of the circular slot, and then drive the rotating shaft 9 to rotate and move, so that the component for fixing the spring steel wire can be moved to the outside, which is convenient for the staff to take the spring steel wire, thereby achieving the effect of easy taking, avoiding the situation that the temperature of the spring after nitriding is relatively high and the waiting time for cooling in the furnace is long before taking it out, resulting in reduced work efficiency;

[0028] In this embodiment, preferably, a pressure relief assembly is clamped at the middle of the top of the nitriding furnace 1, and the pressure relief assembly includes a pressure relief valve 10 and an air outlet pipe 11. The inner wall surface of the air outlet pipe 11 is clamped with the pressure relief valve 10. Through the arrangement of the pressure relief valve 10 and the air outlet pipe 11, when in use, after the internal pressure reaches a certain value, the pressure relief valve 10 starts to work and rotates to relieve pressure, and then the internal pressure is discharged through the air outlet pipe 11, thereby achieving the effect of pressure relief;

[0029] In this embodiment, preferably, a pressure detection assembly is clamped on the upper surface of the top of the nitriding furnace 1, and the pressure detection assembly includes a pressure detection block 12 and a pressure gauge 13. The pressure detection block 12 is clamped on the top of the pressure detection block 12. The pressure gauge 13 is set, and when in use, the internal pressure is detected by the pressure detection block 12, and the internal pressure value is displayed by the pressure gauge 13, so that the internal pressure can be checked;

[0030] In the present embodiment, preferably, a heat energy transmission component is clamped in the middle of one side of the nitriding furnace 1, and the heat energy transmission component includes a motor 14, a connecting line 15 and a heating layer 16. The connecting line 15 is clamped in the middle of the top of the motor 14, and the heating layer 16 is clamped on the inner wall surface of the nitriding furnace 1. Through the arrangement of the motor 14, the connecting line 15 and the heating layer 16, when in use, the motor 14 is turned on and connected with the connecting line 15, and the motor 14 can adjust the current size. The current transmitted by the motor 14 is transmitted to the heating layer 16 through the connecting line 15, and the heating layer 16 heats the steel wire spring inside the nitriding furnace 1, thereby achieving the heating effect;

[0031] In the present embodiment, preferably, a rectangular slot is provided in the middle of the other side of the nitriding furnace 1, and a switch sealing assembly is clamped on the inner wall of the rectangular slot, and the switch sealing assembly includes a door panel 17, a fixing plate 18, a rectangular block 19 and a sealing layer 20. The lower surface of one side of the door panel 17 is clamped with a rectangular block 19, the upper surface of one side of the door panel 17 is clamped with a fixing plate 18, and the surface of the other side of the door panel 17 is clamped with a sealing layer 20. Through the arrangement of the door panel 17, the fixing plate 18, the rectangular block 19 and the sealing layer 20, when in use, the door panel 17 is manually driven by the rectangular block 19 to perform a translation switch, and then the door panel 17 is fixed to a stable structure by the fixing plate 18, and finally the sealing layer 20 is used to prevent the internal heat and pressure from leaking out for sealing, thereby achieving the effect of switchable sealing;

[0032] In this embodiment, preferably, the other side surface of the connecting wire 15 is clamped to the one side surface of the heating layer 16 .

[0033] When a spring steel wire nitriding device of the present embodiment is in use, the receiving seat 3 is fixed by the rectangular plate 2, the receiving seat 3 is connected to the fixing column 4, the spring steel wire is placed on the surface of the fixing column 4 for limiting and fixing, and finally the rectangular plate 2 is manually pushed into the nitriding furnace 1 through the handle 5 to carry out nitriding reaction of the spring steel wire, thereby achieving the effect of fixing and clamping the spring steel wire, avoiding the situation that the spring cannot be stably clamped inside the nitriding furnace 1, and random placement will cause uneven nitriding of the spring steel wire. The elongated plate 6 is fixed to the inner wall of the nitriding furnace 1, and then connected to the rotating rod 8 through the fixing frame 7. The rotating rod 8 can rotate and move on the inner wall of the circular slot hole, and then drive the rotating shaft 9 to rotate and move, so that the component for fixing the spring steel wire can be moved to the outside, which is convenient for the staff to take the spring steel wire, thereby achieving the effect of easy taking, avoiding the high temperature of the spring after nitriding and waiting for the long waiting time to cool down in the furnace before taking it out, In order to reduce the working efficiency, the motor 14 is turned on and connected with the connecting line 15. The motor 14 can adjust the current. The motor 14 transmits the current to the heating layer 16 through the connecting line 15. The heating layer 16 heats the wire spring inside the nitriding furnace 1, thereby achieving the heating effect. The internal pressure is detected by the pressure detection block 12, and the internal pressure value is displayed by the pressure gauge 13, so as to achieve the effect of checking the internal pressure. After the internal pressure reaches a certain value, the pressure relief valve 10 starts to work to rotate and relieve the pressure, and then the internal pressure is discharged through the outlet pipe 11, thereby achieving the effect of pressure relief. The door panel 17 is manually driven by the rectangular block 19 to translate and open, and then the door panel 17 is fixed by the fixing plate 18 to stabilize the structure. Finally, the sealing layer 20 is used to prevent the internal heat and pressure from leaking out for sealing, thereby achieving the effect of switchable sealing.

[0034] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A spring steel wire nitriding device, characterized in that: include An auxiliary picking component is clamped in the middle of one side of the inner wall of the nitriding furnace (1); the top surface of the auxiliary picking component is slidably connected to a fixed clamping component; the fixed clamping component comprises a rectangular plate (2), a receiving seat (3), a fixed column (4) and a handle (5); the top surface of the rectangular plate (2) is clamped with a plurality of receiving seats (3); the top surface of the receiving seat (3) is clamped with a fixed column (4); and the middle of one side surface of the rectangular plate (2) is clamped with a handle (5); An auxiliary picking assembly is clamped in the middle of one side of the inner wall of the nitriding furnace (1), and the auxiliary picking assembly comprises a long plate (6), a fixed frame (7), a rotating rod (8) and a rotating shaft (9). A plurality of fixed frames (7) are clamped in one side of the top surface of the long plate (6), and a circular slot is provided on the upper surface of one side of the fixed frame (7). The rotating rod (8) is clamped in the inner wall of the circular slot, and the rotating shaft (9) is clamped in the surface of the rotating rod (8).

2. A spring steel wire nitriding device according to claim 1, characterized in that: A pressure relief component is clamped in the middle of the top end of the nitriding furnace (1), the pressure relief component comprising a pressure relief valve (10) and an air outlet pipe (11), and the pressure relief valve (10) is clamped on the inner wall surface of the air outlet pipe (11).

3. A spring steel wire nitriding device according to claim 1, characterized in that: A pressure detection assembly is clamped on the upper surface of the top end of the nitriding furnace (1), the pressure detection assembly comprising a pressure detection block (12) and a pressure gauge (13), and the pressure gauge (13) is clamped on the top end of the pressure detection block (12).

4. The spring steel wire nitriding equipment according to claim 1, characterized in that: A heat transfer component is clamped in the middle of one side of the nitriding furnace (1), the heat transfer component comprising a motor (14), a connecting wire (15) and a heating layer (16), a connecting wire (15) is clamped in the middle of the top end of the motor (14), and a heating layer (16) is clamped on the inner wall surface of the nitriding furnace (1).

5. The spring steel wire nitriding equipment according to claim 1, characterized in that: A rectangular slot is provided in the middle of the other side of the nitriding furnace (1), a switch sealing assembly is clamped on the inner wall of the rectangular slot, the switch sealing assembly comprises a door panel (17), a fixing plate (18), a rectangular block (19) and a sealing layer (20), the rectangular block (19) is clamped on the lower surface of one side of the door panel (17), the fixing plate (18) is clamped on the upper surface of one side of the door panel (17), and the sealing layer (20) is clamped on the other side of the door panel (17).

6. A spring steel wire nitriding device according to claim 4, characterized in that: The other side surface of the connecting wire (15) is clamped to the one side surface of the heating layer (16).

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