CN218345529U

CN218345529U - Heat treatment device for metal part machining

Info

Publication number: CN218345529U
Application number: CN202222623810.5U
Authority: CN
Inventors: 孙志明; 李加荣
Original assignee: Liyang Zhonghao Heat Treatment Co ltd
Current assignee: Liyang Zhonghao Heat Treatment Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-01-20
Anticipated expiration: 2032-10-08

Abstract

The utility model discloses a heat treatment device for metal part processing, which comprises a mounting bracket, a heat treatment process box, a nitrogen input box, a part rotating structure and a nitrogen mixing structure, wherein the heat treatment process box is fixed on the mounting bracket and is a rectangular box body with a closed rear end and a sealed box door at the front end, and the nitrogen input box connected with the heat treatment process box through a pipeline is arranged at the upper end of the right side of the mounting bracket; the part rotating structure is arranged on the inner side of the heat treatment process box and comprises a rotating frame, supporting rods and part fixing clamps, the rotating frame is rotatably connected to the inner side of the heat treatment process box, the supporting rods are welded on the rotating frame at intervals, and the part fixing clamps are arranged at the end parts of the supporting rods and used for fixing metal parts; the nitrogen mixing structure is used for mixing nitrogen input by the nitrogen input box into the heat treatment process box. The utility model discloses every position that can let metal parts all can react with nitrogen gas, avoids appearing the condition at some dead angles.

Description

Heat treatment device for metal part machining

Technical Field

The utility model relates to a metal parts hot working field specifically is a heat treatment device for metal parts machining.

Background

The metal heat treatment process can be broadly divided into three major categories, bulk heat treatment, surface heat treatment and chemical heat treatment. According to different heating media, heating temperatures and cooling methods, each large class can be divided into a plurality of different heat treatment processes, and different structures can be obtained by adopting different heat treatment processes on the same metal, so that the metal has different properties. Steel is the most widely used metal in industry, and the microstructure of steel is the most complex, so the heat treatment process of steel is various, the heat treatment of metal is one of the important processes in mechanical manufacturing, compared with other processing processes, the heat treatment does not change the shape and the whole chemical composition of the workpiece generally, but endows or improves the service performance of the workpiece by changing the microstructure in the workpiece or changing the chemical composition on the surface of the workpiece. Its feature is to improve the intrinsic quality of the workpiece, which is not normally visible to the naked eye. Therefore, the method is a special process in mechanical manufacturing and is also an important link of quality management.

However, in the existing metal heat treatment process, some small finished workpieces are processed, and the outer surfaces of the workpieces cannot be in contact with gas completely to react.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat treatment device is used in metal parts machining to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a heat treatment device for metal part machining comprises a mounting bracket, a heat treatment process box, a nitrogen input box, a part rotating structure and a nitrogen mixing structure, wherein the heat treatment process box is fixed on the mounting bracket and is a rectangular box body with a closed rear end and a sealed box door at the front end, and the nitrogen input box connected with the heat treatment process box through a pipeline is arranged at the upper end of the right side of the mounting bracket; the part rotating structure is arranged on the inner side of the heat treatment process box and comprises a rotating frame, supporting rods and part fixing clamps, wherein the rotating frame is rotatably connected to the inner side of the heat treatment process box; the nitrogen mixing structure is used for mixing nitrogen input into the heat treatment process box by the nitrogen input box and comprises a motor, a worm wheel, a swing rod and a cylinder body, the motor is fixed on the top side of the mounting bracket, the shaft end of the motor is connected with the worm, and the front end of the worm is provided with a bevel gear A.

Preferably, a transmission shaft in transmission connection with the rotating frame is arranged on the outer side of the heat treatment process box, and the tail end of the transmission shaft is connected with a bevel gear B meshed with the bevel gear A.

Preferably, the worm wheel is arranged at the top of the inner side of the mounting bracket and can be meshed with the worm, and the front end face of the worm wheel is fixedly provided with the sliding column A.

Preferably, the cylinder body is fixed at the upper end of the heat treatment process box, the bottom of the cylinder body is provided with a one-way air inlet and a one-way air outlet which are communicated with the cavity of the heat treatment process box, the inner side of the cylinder body is provided with a piston, the end part of the piston is connected with a vertical rod, and the top of the vertical rod penetrates through the cylinder body and is connected with a sliding column B.

Preferably, the swing rod is arranged on the front side of the worm wheel, the upper end and the lower end of the swing rod are respectively provided with a straight long hole, and the sliding column A and the sliding column B respectively extend into the straight long holes at the upper end and the lower end of the swing rod and are in sliding connection with the straight long holes.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses utilize the part fixation clamp on the rotating turret to fix the part, so that it carries out the thermal treatment processing at the thermal treatment technology case, in order to improve the contact surface with nitrogen gas in the processing, the utility model discloses set up rotatable rotating turret, in the course of working, after temperature and nitrogen gas were equipped completely, the rotating turret both ends can carry out slow uniform rotation through the drive of motor, make the part of fixing on it rotate, slow uniform rotation can not lead to the condition that the part appears wearing and tearing yet, can also let every position of metal part all can react with nitrogen gas simultaneously, avoid appearing some dead angles, lead to the part surface machining incomplete condition; in addition, in order to fully mix nitrogen, the nitrogen mixing machine is also provided with a swing rod, a cylinder body and the like, wherein the swing rod can swing along with a motor and a worm gear, so that a piston in the cylinder body moves, the piston pushes out gas, the gas is further uniformly mixed, and the processing effect is ensured.

Drawings

FIG. 1 is a schematic structural view of a heat treatment process chamber of the present invention;

fig. 2 is a schematic view of the overall structure of the present invention.

In the figure: 1. mounting a bracket; 2. a heat treatment process box; 3. a nitrogen input box; 4. a rotating frame; 5. a strut; 6. a part fixing clip; 7. a motor; 8. a worm; 9. a worm gear; 10. a swing lever; 11. a cylinder body; 12. a bevel gear A; 13. a bevel gear B; 14. a sliding column A; 15. a strut B; 16. a piston; 17. a vertical rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a heat treatment device for metal part machining comprises a mounting bracket 1, a heat treatment process box 2, a nitrogen input box 3, a part rotating structure and nitrogen mixing structure, wherein the heat treatment process box 2 is fixed on the mounting bracket 1, the heat treatment process box 2 is a rectangular box body with a closed rear end and a sealed box door at the front end, and the nitrogen input box 3 connected with the heat treatment process box 2 through a pipeline is arranged at the upper end of the right side of the mounting bracket 1; the part rotating structure is arranged on the inner side of the heat treatment process box 2 and comprises a rotating frame 4 rotatably connected to the inner side of the heat treatment process box 2, supporting rods 5 welded on the rotating frame 4 at intervals and a part fixing clamp 6 arranged at the end part of each supporting rod 5, wherein the part fixing clamp 6 is used for fixing metal parts; the nitrogen mixing structure is used for mixing nitrogen input into the heat treatment process box 2 from the nitrogen input box 3, and comprises a motor 7, a worm 8, a worm wheel 9, a swinging rod 10 and a cylinder body 11, wherein the motor 7 is fixed on the top side of the mounting bracket 1, the shaft end of the motor 7 is connected with the worm 8, and the front end of the worm 8 is provided with a bevel gear A12.

In the embodiment, a transmission shaft in transmission connection with the rotating frame 4 is arranged outside the heat treatment process box 2, and the tail end of the transmission shaft is connected with a bevel gear B13 meshed with the bevel gear A12.

In the embodiment, the worm wheel 9 is arranged at the top of the inner side of the mounting bracket 1 and can be meshed with the worm 8, and the sliding column A14 is fixed on the front end face of the worm wheel 9.

In this embodiment, the cylinder 11 is fixed on the upper end of the thermal treatment process box 2, the bottom of the cylinder 11 is provided with a one-way air inlet and a one-way air outlet which are communicated with the cavity of the thermal treatment process box 2, the inner side of the cylinder 11 is provided with a piston 16, the end of the piston 16 is connected with a vertical rod 17, and the top of the vertical rod 17 penetrates through the cylinder 11 and is connected with a sliding column B15.

In this embodiment, the swing lever 10 is disposed in front of the worm wheel 9, the upper and lower ends of the swing lever 10 are both provided with a straight long hole, and the sliding column a14 and the sliding column B15 respectively extend into and slidably contact with the straight long holes at the upper end and the lower end of the swing lever 10.

In this embodiment, the heat treatment device utilizes the part fixing clamp 6 on the rotating frame 4 to fix the part, so that the part is subjected to heat treatment processing in the heat treatment process box 2, and in order to improve the contact surface with nitrogen gas during processing, the rotatable rotating frame 4 is provided, in the processing process, after the temperature and the nitrogen gas are completely finished, the two ends of the rotating frame 4 are driven by the motor (the motor 7 drives the worm 8, and the bevel gear a12 at the end part of the worm 8 is meshed with the bevel gear B13 at the end part of the transmission shaft), the rotating frame 4 can rotate slowly at a constant speed, so that the part fixed on the rotating frame can rotate at a constant speed, the part cannot be worn by the slow rotation at a constant speed, and meanwhile, each part of the metal part can be reacted with the nitrogen gas, so that dead corners are avoided, and the condition of incomplete surface processing of the part is avoided; in order to fully mix the nitrogen, a swing rod 10, a cylinder 11 and the like are further arranged, the swing rod 10 can swing along with the operation of a motor and the worm wheel 9 (the worm wheel 9 rotates, a sliding column A14 at the end part slides in a straight long hole at the upper end of the swing rod 10, the swing rod 10 swings), so that a piston 16 in the cylinder 11 moves, the piston 16 pushes out the gas, the gas is further uniformly mixed, and the processing effect is ensured.

It is worth noting that: the whole device realizes control over the device through the master control button, and because the equipment matched with the control button is common equipment, the device belongs to the prior mature technology, and the electrical connection relation and the specific circuit structure of the device are not described any more.

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.

Claims

1. The heat treatment device for processing the metal parts is characterized by comprising a mounting bracket (1), a heat treatment process box (2), a nitrogen input box (3), a part rotating structure and a nitrogen mixing structure, wherein the heat treatment process box (2) is fixed on the mounting bracket (1), the heat treatment process box (2) is a rectangular box body with a closed rear end and a sealed box door at the front end, and the nitrogen input box (3) connected with the heat treatment process box (2) through a pipeline is arranged at the upper end of the right side of the mounting bracket (1); the part rotating structure is arranged on the inner side of the heat treatment process box (2), and comprises a rotating frame (4) rotatably connected to the inner side of the heat treatment process box (2), supporting rods (5) welded on the rotating frame (4) at intervals, and part fixing clamps (6) arranged at the end parts of each supporting rod (5), wherein the part fixing clamps (6) are used for fixing metal parts; the nitrogen mixing structure is used for inputting nitrogen into the heat treatment process box (2) from the nitrogen input box (3) and mixing the nitrogen, the nitrogen mixing structure comprises a motor (7), a worm (8), a worm wheel (9), a swinging rod (10) and a cylinder body (11), the motor (7) is fixed on the top side of the mounting bracket (1), the shaft end of the motor (7) is connected with the worm (8), and the front end of the worm (8) is provided with a bevel gear A (12).

2. The heat treatment apparatus for machining a metal part according to claim 1, wherein: and a transmission shaft in transmission connection with the rotating frame (4) is arranged on the outer side of the heat treatment process box (2), and the tail end of the transmission shaft is connected with a bevel gear B (13) meshed with the bevel gear A (12).

3. The heat treatment apparatus for machining a metal part according to claim 1, wherein: the worm wheel (9) is arranged on the top of the inner side of the mounting bracket (1) and can be meshed with the worm (8), and a sliding column A (14) is fixed on the front end face of the worm wheel (9).

4. The heat treatment apparatus for machining a metal part according to claim 1, wherein: the cylinder body (11) is fixed at the upper end of the heat treatment process box (2), the bottom of the cylinder body (11) is provided with a one-way air inlet and a one-way air outlet which are communicated with a cavity of the heat treatment process box (2), the inner side of the cylinder body (11) is provided with a piston (16), the end part of the piston (16) is connected with a vertical rod (17), and the top of the vertical rod (17) penetrates through the cylinder body (11) and is connected with a sliding column B (15).

5. The heat treatment apparatus for machining a metal part according to claim 1, wherein: the swing rod (10) is arranged on the front side of the worm wheel (9), the upper end and the lower end of the swing rod (10) are respectively provided with a straight long hole, and the sliding column A (14) and the sliding column B (15) respectively extend into the straight long holes at the upper end and the lower end of the swing rod (10) and are in sliding connection with the straight long holes.