CN215799768U

CN215799768U - Tool for thermal treatment hardening and tempering of female screw

Info

Publication number: CN215799768U
Application number: CN202122079250.7U
Authority: CN
Inventors: 钱芳; 王兵
Original assignee: Wuhan Suba Machine Manufacturing Co ltd
Current assignee: Wuhan Suba Machine Manufacturing Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-02-11
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a tool for heat treatment hardening and tempering of a female screw, which comprises a chassis, a telescopic column and a support column, wherein the telescopic column is installed at the middle position of the top end of the chassis, an inner hole is formed in the middle position of the top end of the telescopic column, a lower fixed disc is installed on the outer surface of the telescopic column at the upper end of the chassis, a ceramic ring is sleeved on the inner surface of the inner hole, the support column is sleeved on the inner surface of the ceramic ring, an upper fixed disc is installed on the outer surface of the support column close to the top end, a hanging ring is installed at the top end of the support column, an adjusting hole is formed in the outer surface of the telescopic column, a ceramic positioning pin is sleeved on the outer surface of the telescopic column at the adjusting hole, and a buckle is installed at the tail end of the ceramic positioning pin. The utility model solves the problems that the prior device mostly directly stacks the screw rods into the tempering furnace for heating tempering, the screw rods are poor in heating uniformity, the screw rods are easy to bend, and the quality of the screw rods is influenced, and improves the tempering quality of the device.

Description

Tool for thermal treatment hardening and tempering of female screw

Technical Field

The utility model relates to the technical field of quenching and tempering, in particular to a tool for quenching and tempering female screws in heat treatment.

Background

The thermal refining is a double heat treatment method of quenching and high-temperature tempering, and aims to ensure that a workpiece has good comprehensive mechanical properties. The high-temperature tempering is tempering at the temperature of 500-650 ℃, the performance and the material quality of the steel can be adjusted to a great extent through tempering, and the steel has good strength, plasticity and toughness and good comprehensive mechanical properties. And (4) tempering to obtain tempered sorbite.

According to the conventional female screw tempering, the screws are mostly and directly stacked in a tempering furnace for tempering, the uniformity of heated screws is poor, the screws are easy to bend, and the quality of the screws is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a tool for thermal treatment tempering of a female screw, which has the advantage of high tempering quality and solves the problems that the conventional device mostly stacks the screws into a tempering furnace directly for heating tempering, the uniformity of the heated screws is poor, the screws are easy to bend, and the quality of the screws is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a female screw rod is frock for thermal treatment quenching and tempering, includes chassis, flexible post and support column, wherein chassis top intermediate position department installs flexible post, flexible capital end intermediate position department is equipped with the hole, flexible post surface is located chassis upper end position department and installs down the fixed disk, the hole internal surface has cup jointed ceramic ring, ceramic ring internal surface has cup jointed the support column, the support column surface is close to top position department and installs the upper fixed disk, support column top position department installs rings.

Preferably, the fixed disk is provided with four fixing holes B inside, and the four fixing holes B are respectively arranged at four corner positions inside the lower fixed disk.

Preferably, the inside fixed orifices A that is equipped with of upper fixed disk, fixed orifices A is equipped with four altogether, and four fixed orifices A divide and locate four angular position departments in the upper fixed disk.

Preferably, the outer surface of the telescopic column is provided with an adjusting hole, the outer surface of the telescopic column is sleeved with a ceramic positioning pin at the position of the adjusting hole, and the tail end of the ceramic positioning pin is provided with a buckle.

Preferably, the regulation hole is equipped with four altogether, and four the inside position department of flexible post is located to regulation hole equidistance branch.

Preferably, the upper surface of the base plate is provided with convection holes.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model achieves the effect of adjusting the use height by arranging the telescopic column, the support column, the ceramic ring and the ceramic positioning pin, the telescopic column is arranged at the middle position of the top end of the chassis, the inner hole is arranged at the middle position of the top end of the telescopic column, the lower fixed disc is arranged at the position, located at the upper end of the chassis, of the outer surface of the telescopic column, the ceramic ring is arranged on the inner surface of the inner hole, and the support column is arranged on the inner surface of the ceramic ring, so that the problems that the use height of a quenching and tempering tool cannot be adjusted, screws with various heights cannot be fixed, and the use applicability is poor are solved, and the applicability of the utility model is improved.

2. The four fixing holes A and the four fixing holes B are arranged, so that the effect of facilitating uniform distribution of the screws is achieved, the four fixing holes B are arranged at the four corners inside the lower fixing disc, and the four fixing holes A are arranged at the four corners inside the upper fixing disc, so that the problems that the screws are stacked inside the tempering furnace directly to be heated and tempered, the uniformity of the heated screws is poor, the screws are easy to bend, and the quality of the screws is influenced are solved, and the tempering quality of the tempering furnace is improved.

3. According to the utility model, the convection holes are formed in the upper surface of the chassis, so that the effect of increasing the heat conduction efficiency is achieved, the problem that the heat conduction at the bottom end of the screw is blocked to influence the tempering quality of the bottom end of the screw is solved, and the tempering quality of the screw is improved.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

fig. 3 is an enlarged structural diagram of a in fig. 2.

In the figure: 1. a chassis; 2. a lower fixed disc; 3. a telescopic column; 4. an upper fixed disc; 5. a hoisting ring; 6. a fixing hole A; 7. a support pillar; 8. a ceramic locating pin; 9. a fixing hole B; 10. a convection hole; 11. an inner bore; 12. an adjustment hole; 13. buckling; 14. a ceramic ring.

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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution of a tool for thermal treatment hardening and tempering of a nut and screw: a tool for quenching and tempering female screw heat treatment comprises a chassis 1, telescopic columns 3 and support columns 7, wherein the telescopic columns 3 are installed in the middle position of the top end of the chassis 1, inner holes 11 are formed in the middle position of the top end of the telescopic columns 3, lower fixed disks 2 are installed on the outer surfaces of the telescopic columns 3 at the upper end position of the chassis 1, fixing holes B9 are formed in the lower fixed disks 2, four fixing holes B9 are arranged, four fixing holes B9 are respectively arranged at the four corners of the inner portion of the lower fixed disks 2, ceramic rings 14 are sleeved on the inner surfaces of the inner holes 11 and used for separating the telescopic columns 3 from the support columns 7, the use heights of the tool are convenient to adjust, the support columns 7 are sleeved on the inner surfaces of the ceramic rings 14, upper fixed disks 4 are installed on the outer surfaces of the support columns 7 at positions close to the top ends, fixing holes A6 are arranged in the upper fixed disks 4, four fixing holes A6 are arranged, and four fixing holes A6 are respectively arranged at the four corners of the upper fixed disks 4, fix the box screw through fixed orifices A6 and fixed orifices B9, rings 5 are installed to support column 7 top position department.

Referring to fig. 2 and 3, the present invention provides a technical solution of a tool for thermal treatment and hardening of a nut and bolt: a tool for quenching and tempering female screw rods comprises a base plate 1, a telescopic column 3 and a support column 7, wherein the telescopic column 3 is installed at the middle position of the top end of the base plate 1, an inner hole 11 is formed in the middle position of the top end of the telescopic column 3, a lower fixed disc 2 is installed on the outer surface of the telescopic column 3 at the upper end position of the base plate 1, a ceramic ring 14 is sleeved on the inner surface of the inner hole 11, the support column 7 is sleeved on the inner surface of the ceramic ring 14, an upper fixed disc 4 is installed on the outer surface of the support column 7 at the position close to the top end position, a hanging ring 5 is installed at the top end position of the support column 7, an adjusting hole 12 is formed in the outer surface of the telescopic column 3, a ceramic positioning pin 8 is sleeved on the outer surface of the telescopic column 3 at the position of the adjusting hole 12, a buckle 13 is installed at the tail end position of the ceramic positioning pin 8, the four adjusting holes 12 are equidistantly arranged in the inner position of the telescopic column 3, and the use height of the tool is convenient to adjust, convection holes 10 are formed in the upper surface of the base plate 1 to increase heat conduction and improve the tempering effect.

The working principle is as follows: after the thermal refining furnace is installed, the buckle 13 is removed before the thermal refining furnace is used, the ceramic positioning pin 8 is pulled out, the supporting column 7 and the telescopic column 3 are stretched after the use is finished, the use height of the thermal refining furnace is adjusted, the ceramic positioning pin 8 and the buckle 13 are fixed after the use is finished, the female screw is sequentially inserted into the fixing hole A6 and the fixing hole B9, the thermal refining furnace and the thermal refining furnace are moved into the thermal refining furnace through the hanging ring 5 after the use is finished, and therefore the working process of the thermal refining furnace is finished.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a female screw rod is frock for thermal treatment quenching and tempering, includes chassis (1), flexible post (3) and support column (7), its characterized in that: chassis (1) top intermediate position department installs flexible post (3), flexible post (3) top intermediate position department is equipped with hole (11), flexible post (3) surface is located chassis (1) upper end position department and installs down fixed disk (2), hole (11) internal surface has cup jointed ceramic ring (14), support column (7) have been cup jointed to ceramic ring (14) internal surface, support column (7) surface is close to top position department and installs fixed disk (4), support column (7) top position department installs rings (5).

2. The tool for hardening and tempering according to claim 1, wherein: fixed disk (2) inside is equipped with fixed orifices B (9) down, fixed orifices B (9) are equipped with four altogether, and four fixed orifices B (9) are located four angle positions in fixed disk (2) inside down separately.

3. The tool for hardening and tempering according to claim 1, wherein: fixed orifices A (6) are arranged in the upper fixed disk (4), four fixed orifices A (6) are arranged, and four fixed orifices A (6) are respectively arranged at four corner positions in the upper fixed disk (4).

4. The tool for hardening and tempering according to claim 1, wherein: the outer surface of the telescopic column (3) is provided with an adjusting hole (12), the outer surface of the telescopic column (3) is sleeved with a ceramic positioning pin (8) at the position of the adjusting hole (12), and the tail end position of the ceramic positioning pin (8) is provided with a buckle (13).

5. The tool for hardening and tempering according to claim 4, wherein the tool comprises: adjusting hole (12) are equipped with four altogether, and four adjusting hole (12) equidistance branch is located flexible post (3) inside position department.

6. The tool for hardening and tempering according to claim 1, wherein: convection holes (10) are formed in the upper surface of the base plate (1).