CN218175081U

CN218175081U - Ion nitriding furnace for metal surface treatment

Info

Publication number: CN218175081U
Application number: CN202222158891.6U
Authority: CN
Inventors: 汪红松; 汪劲松; 汪才五; 周兵; 胡建辉
Original assignee: Chongqing Dingya Technology Co ltd
Current assignee: Chongqing Dingya Technology Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2022-12-30
Anticipated expiration: 2032-08-17

Abstract

The utility model discloses an ion nitriding furnace for metal surface treatment, including base, brace table, nitriding structure and blowing structure, the brace table is located on the base, the nitriding structure is located on the brace table, the blowing structure is located on the base, the nitriding structure includes nitriding cover, cooling layer, nitrogen gas jar, nitrogen gas pipe, vacuum machine, vacuum tube, cooling water pump, condenser tube, inlet tube, anodal post, negative pole head, connecting wire and discharge controller. The utility model belongs to the technical field of nitriding equipment, specifically indicate ion nitriding furnace for metal surface treatment, effectual solved on the existing market metal surface treatment generally take the natural cooling with ion nitriding furnace, cooling efficiency is low, nitriding furnace sealed cowling need use the electric block lift to rise and fall moreover, long-time collision leads fine and close department of sealing easily, appears sunken leading to the leakproofness poor, gets into the air, causes the nitriding effect poor, influences product quality's problem.

Description

Ion nitriding furnace for metal surface treatment

Technical Field

The utility model belongs to the technical field of nitriding equipment, specifically indicate ion nitriding furnace for metal surface treatment.

Background

The ion nitriding furnace is to place the workpiece treated in a vacuum container, carry out nitriding under the condition of discharging, place the workpiece in the furnace as the negative pole, the furnace body is as the positive pole, reentry nitrogen gas, then exert certain voltage between the two poles and make the nitrogen ionization, impact the workpiece with high speed after the nitrogen ionization, the kinetic energy of ion is converted into heat energy and is heated to the nitriding temperature, the part nitrogen that bombards the workpiece surface directly infiltrates the workpiece surface after taking electron.

The existing nitriding furnace generally adopts natural cooling to reduce the temperature after nitriding, the cooling efficiency is low, and the nitriding furnace sealing cover needs to be lifted and dropped by an electric hoist, so that the sealing position is easily closed due to long-time collision, the air is prevented from entering due to the fact that the sealing performance is poor due to the fact that the air is sunken, the nitriding effect is poor, and the product quality is influenced.

SUMMERY OF THE UTILITY MODEL

To the aforesaid condition, for overcoming prior art's defect, the utility model provides an ion nitriding furnace for metal surface treatment, effectual solution for the metal surface treatment on the existing market ion nitriding furnace generally takes the natural cooling, cooling efficiency is low, nitriding furnace sealed cowling need use the electric block lift to rise and fall moreover, long-time collision leads fine and close department of sealing easily, appears sunken leading to the leakproofness poor, gets into the air, causes the nitriding effect poor, influences product quality's problem.

The utility model adopts the following technical scheme: the utility model provides an ion nitriding furnace for metal surface treatment, including base, brace table, nitriding structure and blowing structure, the brace table is located on the base, the nitriding structure is located on the brace table, the blowing structure is located on the base, the nitriding structure includes nitriding cover, cooling blanket, nitrogen gas jar, nitrogen gas pipe, vacuum machine, evacuation pipe, cooling water pump, condenser tube, inlet tube, anodal utmost point post, negative pole head, connecting wire and discharge controller, the nitriding cover is located on the brace table, the cooling blanket is located in the nitriding cover, and the cooling blanket has played the refrigerated effect, the nitrogen gas jar is located on the brace table, nitrogen gas pipe one end is located on the nitrogen gas jar and the other end is located in the nitriding cover, the vacuum machine is located on the brace table, evacuation pipe one end is located on the vacuum machine and the other end is located in the nitriding cover, cooling water pump locates on the brace table, condenser tube one end is located on the condenser tube and the other end is located in the nitriding cover, the inlet tube is located on the condenser tube, the anode column is located in the nitriding cover, the cathode pole head is located on the anode pole, connecting wire one end is located on the condenser tube and the cathode control wire electricity is connected with the connecting wire.

Preferably, the emptying structure comprises a hydraulic lifting column, a sealing seat, a placing frame, a workpiece table and a conductive head, wherein the hydraulic lifting column is arranged on the base and plays a lifting role, the sealing seat is arranged on the hydraulic lifting column and plays a sealing role, the placing frame is arranged on the sealing seat, the workpiece table is arranged on the placing frame, the conductive head is arranged on the workpiece table, and the conductive head plays a role of connecting the conductive head.

In order to better realize the nitriding effect, the nitrogen pipe is arranged between the nitrogen tank and the nitriding cover, the vacuumizing pipe is arranged between the vacuum machine and the nitriding cover, and the cooling water pipe is arranged between the cooling water pump and the cooling layer.

In order to achieve the purpose of sealing more quickly, the nitriding cover and the sealing seat are arranged in parallel, the conductive head and the workpiece table are arranged vertically, and the placing frame and the workpiece table are arranged vertically.

Further, the workpiece table is arranged in a circular shape.

In order to realize the nitriding effect, the workpiece table is provided with three groups.

Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: the ion nitriding furnace for metal surface treatment that this scheme provided, effectual solved on the existing market metal surface treatment generally take natural cooling with the ion nitriding furnace, cooling efficiency is low, and nitriding furnace sealed cowling need use the electric block lift to rise and fall down moreover, and long-time collision leads the fine and close department of sealing easily, appears sunken to lead to the leakproofness poor, gets into the air, causes the nitriding effect poor, influences product quality's problem.

Drawings

FIG. 1 is a schematic view of the overall structure of an ion nitriding furnace for metal surface treatment according to the present invention;

FIG. 2 is a schematic sectional view of the ion nitriding furnace for metal surface treatment according to the present invention.

The device comprises a base 1, a base 2, a supporting table 3, a nitriding structure 4, a discharging structure 5, a nitriding cover 6, a cooling layer 7, a nitrogen tank 8, a nitrogen pipe 9, a vacuum machine 10, a vacuumizing pipe 11, a cooling water pump 12, a cooling water pipe 13, a water inlet pipe 14, an anode column 15, a cathode head 16, a connecting wire 17, a discharge controller 18, a hydraulic lifting column 19, a sealing seat 20, a placing frame 21, a workpiece table 22 and a conductive head.

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

As shown in fig. 1 and 2, the utility model provides an ion nitriding furnace for metal surface treatment, including base 1, brace table 2, nitriding structure 3 and blowing structure 4, brace table 2 is located on base 1, nitriding structure 3 is located on brace table 2, blowing structure 4 is located on base 1, nitriding structure 3 includes nitriding cover 5, cooling layer 6, nitrogen gas jar 7, nitrogen gas pipe 8, vacuum machine 9, vacuum pumping pipe 10, cooling water pump 11, condenser tube 12, inlet tube 13, anode post 14, cathode head 15, connect cathode conductor 16 and discharge controller 17, nitriding cover 5 is located on brace table 2, cooling layer 6 is located in nitriding cover 5, cooling layer 6 has played the refrigerated effect, nitrogen gas jar 7 is located on brace table 2, nitrogen gas pipe 8 one end is located on nitrogen gas jar 7 and the other end is located in nitriding cover 5, vacuum machine 9 is located on brace table 2, 10 one end of vacuum pumping machine is located on vacuum machine 9 and the other end is located in nitriding cover 5, cooling water pump 11 is located on water pump 11 and the other end is located on nitrogen gas jar 5 and the other end is located in nitriding cover 5, one end of condenser tube is located on the

anode post

16, 16 one end of condenser tube is connected to the lead and is connected to the anode post, 16 one end is located on the

nitriding cover

5, 16 one end is connected to the control of the anode post, 16 is located on the nitriding cover, 16.

As shown in fig. 1 and 2, the discharging structure 4 includes a hydraulic lifting column 18, a sealing seat 19, a placing frame 20, a workpiece table 21 and a conductive head 22, the hydraulic lifting column 18 is disposed on the base 1, the hydraulic lifting column 18 plays a lifting role, the sealing seat 19 is disposed on the hydraulic lifting column 18, the sealing seat 19 plays a sealing role, the placing frame 20 is disposed on the sealing seat 19, the workpiece table 21 is disposed on the placing frame 20, the conductive head 22 is disposed on the workpiece table 21, and the conductive head 22 plays a role in connecting conduction.

As shown in fig. 1 and 2, a nitrogen gas pipe 8 is provided between the nitrogen gas tank 7 and the nitriding cover 5, a vacuum-pumping pipe 10 is provided between the vacuum machine 9 and the nitriding cover 5, and a cooling water pipe 12 is provided between the cooling water pump 11 and the cooling layer 6.

As shown in fig. 2, the nitriding cover 5 is disposed parallel to the seal seat 19, the conductive head 22 is disposed perpendicular to the workpiece table 21, and the holder 20 is disposed perpendicular to the workpiece table 21.

As shown in fig. 2, the workpiece table 21 is arranged in a circular shape.

As shown in fig. 2, the workpiece table 21 is provided with three sets.

When the device is used, a user firstly lowers the hydraulic lifting column 18, then places a metal workpiece on the workpiece table 21 on the placing frame 20, then starts the hydraulic lifting column 18 to rise, so that the placing frame 20 enters the nitriding cover 5, at the moment, the conductive head 22 on the placing frame 20 is inserted into the cathode head 15 to be connected, the sealing seat 19 and the nitriding cover 5 are simultaneously extruded and sealed, then the vacuum machine 9 is controlled to start, air in the nitriding cover 5 is pumped into vacuum, then the nitrogen tank 7 is controlled to fill nitrogen into the nitriding cover 5, then the discharge controller 17 is controlled to be timed, quantified and electrified, at the moment, the anode pole 14 of the anode pole conducts current to the nitriding cover 5, and at the same time, the cathode head 15 conducts the cathode to the metal workpiece on the placing frame 20 through the conductive head 22, thereby make metal work piece electrified, metal work piece electrified this moment, nitriding cover 5 is that nitrogen ion has positive electricity in nitriding cover 5, strike the work piece with high speed after nitrogen ionization this moment, the kinetic energy of ion converts the heat energy and heats the work piece to the nitriding temperature, the partly nitrogen that bombards the work piece surface takes the electron and directly permeates the work piece surface, thereby reach the purpose of nitriding, after the nitriding is finished, stop discharge controller 17, for rapid cooling, insert cold water on inlet tube 13 this moment, open cooling water pump 11 this moment, inject cooling layer 6 into through condenser tube 12 with the cold water in inlet tube 13, carry out rapid cooling to metal parts in nitriding cover 5, above be just whole metal surface treatment with ion nitriding furnace use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. An ion nitriding furnace for metal surface treatment, characterized in that: including base, brace table, nitriding structure and blowing structure, the brace table is located on the base, the nitriding structure is located on the brace table, the blowing structure is located on the base, the nitriding structure includes nitriding cover, cooling blanket, nitrogen gas jar, nitrogen gas pipe, vacuum machine, evacuation pipe, cooling water pump, condenser tube, inlet tube, anode post, negative pole head, connecting wire and discharge controller, the nitriding cover is located on the brace table, the cooling blanket is located in the nitriding cover, the nitrogen gas jar is located on the brace table, nitrogen gas pipe one end is located on the nitrogen gas jar and the other end is located in the nitriding cover, the vacuum machine is located on the brace table, evacuation pipe one end is located on the vacuum machine and the other end is located in the nitriding cover, cooling water pump locates on the brace table, condenser tube one end is located on the cooling water pump and the other end is located in the cooling water cover of nitriding, the inlet tube is located on the condenser tube, the anode post is located on the nitriding cover, the nitriding cover is located in the nitriding cover, connecting wire one end is located on the anode post, connecting wire one end is located on the cathode post, the supporting table, the discharge controller is located on the brace table and is connected the setting with the connecting wire electricity.

2. The ion nitriding furnace for metal surface treatment according to claim 1, characterized in that: the discharging structure comprises a hydraulic lifting column, a sealing seat, a placing frame, a workpiece table and a conductive head, wherein the hydraulic lifting column is arranged on the base, the sealing seat is arranged on the hydraulic lifting column, the placing frame is arranged on the sealing seat, the workpiece table is arranged on the placing frame, and the conductive head is arranged on the workpiece table.

3. The ion nitriding furnace for metal surface treatment according to claim 2, characterized in that: the nitrogen pipe is arranged between the nitrogen tank and the nitriding cover, the vacuumizing pipe is arranged between the vacuum machine and the nitriding cover, and the cooling water pipe is arranged between the cooling water pump and the cooling layer.

4. The ion nitriding furnace for metal surface treatment according to claim 3, characterized in that: the nitriding cover is parallel arrangement with the seal receptacle, electrically conductive head is perpendicular setting with the work piece platform, the rack is perpendicular setting with the work piece platform.

5. The ion nitriding furnace for metal surface treatment according to claim 4, characterized in that: the workpiece platform is arranged in a circular shape.

6. The ion nitriding furnace for metal surface treatment according to claim 5, characterized in that: the workpiece table is provided with three groups.