CN216005957U

CN216005957U - Quenching device for spring processing

Info

Publication number: CN216005957U
Application number: CN202122053034.5U
Authority: CN
Inventors: 赵瑜
Original assignee: Wuhu Tianli Spring Co ltd
Current assignee: Wuhu Tianli Spring Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-03-11
Anticipated expiration: 2031-08-27

Abstract

The utility model provides a quenching device for spring processing, which comprises a device body, a quenching box, a rotary drum, a first rotating shaft and a second rotating shaft, a central column is fixedly arranged at the center of the inner cavity of the rotating drum, a spline groove is arranged at the center of the central column, the first rotating shaft penetrates through the spline groove and is in sliding connection with the central column, the periphery of the top of the central column is provided with an annular connecting groove, the bottom of the second rotating shaft is fixedly provided with an adjusting disc, the adjusting disc is movably clamped with the annular connecting groove, so that the second rotating shaft is connected with the rotating drum into a whole, the top wall of the device body is rotatably provided with a threaded sleeve, the threaded sleeve is in threaded connection with the second rotating shaft, and the periphery of the threaded sleeve is fixedly sleeved with a first conical gear which is meshed with a second conical gear, the second-number bevel gear is connected with a driving motor through a transmission shaft, and the driving motor is located on the top wall of the device body through a mounting seat.

Description

Quenching device for spring processing

Technical Field

The utility model relates to the technical field of spring processing equipment, in particular to a quenching device for spring processing.

Background

A spring is a mechanical part that works by elasticity. The production and processing of the spring mainly comprises a series of steps of wire drawing, coil coiling, quenching, tempering, grinding and the like, wherein the quenching step is of great importance and directly determines the quality of the spring, the quenching is a heat treatment process for heating the material to be above a critical temperature, preserving heat for a certain time and then cooling at a cooling speed higher than the critical cooling speed so as to obtain an unbalanced structure mainly comprising martensite, and the tempering at different temperatures is matched after the quenching so as to greatly improve the rigidity, hardness, wear resistance, fatigue strength, toughness and the like of the material, thereby meeting different use requirements of various mechanical parts and tools.

When quenching the spring among the prior art, earlier heat the spring through the heating furnace, then send into the quenching case with the spring again, quench through the quenching oil in the quenching case, at this in-process, the spring generally holds in a frame, then sends into the quenching case with the frame, and the spring is in under static state this moment, and the quenching effect is not good, has reduced the quality of spring.

Therefore, the utility model provides a quenching device for spring processing, which aims to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a quenching device for spring processing.

In order to solve the technical problems, the utility model provides the following technical scheme: a quenching device for spring processing comprises a device body, a quenching box, a rotary drum, a first rotary shaft and a second rotary shaft, a central column is fixedly arranged at the center of the inner cavity of the rotating drum, a spline groove is arranged at the center of the central column, the first rotating shaft penetrates through the spline groove and is in sliding connection with the central column, the periphery of the top of the central column is provided with an annular connecting groove, the bottom of the second rotating shaft is fixedly provided with an adjusting disc, the adjusting disc is movably clamped with the annular connecting groove, so that the second rotating shaft is connected with the rotating drum into a whole, the top wall of the device body is rotatably provided with a threaded sleeve, the threaded sleeve is in threaded connection with the second rotating shaft, and the periphery of the threaded sleeve is fixedly sleeved with a first conical gear which is meshed with a second conical gear, the second-number bevel gear is connected with a driving motor through a transmission shaft, and the driving motor is located on the top wall of the device body through a mounting seat.

According to a preferable technical scheme of the utility model, a spline shaft in sliding connection with a spline groove is arranged in the middle of the first rotating shaft, one end of the first rotating shaft is in transmission connection with a motor, and the other end of the first rotating shaft is rotatably arranged on the bottom wall of the quenching box through a bearing.

As a preferable technical solution of the present invention, the second rotating shaft is a threaded rod-shaped structure, and a circular stopper is fixedly disposed at a top end of the second rotating shaft, and a diameter of the circular stopper is greater than a diameter of an end surface of the threaded sleeve.

As a preferable technical scheme, the top wall of the device body is provided with a rotating groove, the periphery of the threaded sleeve is fixedly sleeved with a bearing, and the outer ring of the bearing is fixedly connected with the inner wall of the rotating groove.

As a preferable technical solution of the present invention, a base is installed at the bottom of the device body.

The utility model has the following beneficial effects: according to the quenching device for spring processing, provided by the utility model, when the spring is quenched through the arranged rotary drum and the first rotary shaft, the motor is started, the first rotary shaft rotates to drive the rotary drum to synchronously rotate, so that the spring in the rotary drum rotates and collides with the rotary drum, the static quenching of the traditional quenching device is converted into dynamic quenching, the purpose that the spring is better contacted with quenching oil is achieved, and the quenching effect and the quality of the spring are further improved;

through the second pivot, the thread bush, a conical gear, No. two conical gears and the driving motor who sets up again, when control rotary drum business turn over quenching case, start driving motor, No. two conical gears are rotatory, drive a conical gear and thread bush synchronous revolution, cause the second pivot to reciprocate, and then make the rotary drum reciprocate in step, make it can dip automatically or lift out quenching case, bring the convenience for the staff, also reduceed staff's the amount of labour simultaneously.

The utility model will be explained in more detail below with reference to the drawings and examples.

Drawings

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

In the drawings:

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

FIG. 2 is a connection diagram of the rotary drum, the first rotary shaft and the second rotary shaft according to the present invention;

reference numbers in the figures: 1. a device body; 2. a quenching box; 3. a rotating drum; 4. a first rotating shaft; 5. a second rotating shaft; 6. a central column; 7. a spline groove; 8. an annular connecting groove; 9. adjusting the disc; 10. a threaded sleeve; 11. a first conical gear; 12. a second bevel gear; 13. a drive motor; 14. a spline shaft; 15. a motor; 16. a circular stopper; 17. a base.

Detailed Description

The terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like in the specification indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b): as shown in fig. 1-2, the quenching device for spring processing provided by the utility model comprises a device body 1, a quenching box 2, a rotary drum 3, a first rotary shaft 4 and a second rotary shaft 5, wherein a central column 6 is fixedly arranged at the center of an inner cavity of the rotary drum 3, a spline groove 7 is formed in the center of the central column 6, the first rotary shaft 4 penetrates through the spline groove 7 and is in sliding connection with the central column 6, when the spring is quenched, a motor 15 is started, the first rotary shaft 4 rotates to drive the rotary drum 3 to synchronously rotate, so that the spring in the rotary drum 3 is rotated to collide with the rotary drum 3, the static quenching of the traditional quenching device is converted into dynamic quenching, the spring is better contacted with quenching oil, and the quenching effect and the quality of the spring are further improved;

the top periphery of center post 6 has seted up annular spread groove 8, the bottom of second pivot 5 has set firmly regulation disc 9, regulation disc 9 and annular spread groove 8 activity joint for second pivot 5 is connected as an organic whole with rotary drum 3, the roof of device body 1 changes and is equipped with thread bush 10, thread bush 10 and the spiro union of second pivot 5, just the fixed cover in periphery of thread bush 10 is equipped with conical gear 11 No. one, conical gear 11 meshes No. two conical gear 12, No. two conical gear 12 passes through the transmission shaft and connects driving motor 13, driving motor 13 is located on the roof of device body 1 through the mount pad, when controlling rotary drum 3 business turn over quenching case 2, starts driving motor 13, and No. two conical gear 12 is rotatory, drives conical gear 11 and thread bush 10 synchronous revolution, causes second pivot 5 to reciprocate, and then make the synchronous reciprocating of rotary drum 3, make it can dip into automatically or rise out quenching case 2, bring the convenience for the staff, also reduced staff's the amount of labour simultaneously.

Furthermore, a spline shaft 14 in sliding connection with the spline groove 7 is arranged in the middle of the first rotating shaft 4, one end of the first rotating shaft 4 is in transmission connection with a motor 15, and the other end of the first rotating shaft is rotatably installed on the bottom wall of the quenching box 2 through a bearing and used for driving the rotating drum 3 to rotate.

Furthermore, the second rotating shaft 5 is of a threaded rod-shaped structure, a round stop block 16 is fixedly arranged at the top end of the second rotating shaft 5, and the diameter of the round stop block 16 is larger than the diameter of the end face of the threaded sleeve 10, so that the limiting effect is achieved.

Furthermore, a rotating groove is formed in the top wall of the device body 1, a bearing is fixedly sleeved on the periphery of the threaded sleeve 10, and the outer ring of the bearing is fixedly connected with the inner wall of the rotating groove and used for fixing the threaded sleeve 10.

Further, a base 17 is installed at the bottom of the device body 1.

Further, the driving motor 13 and the motor 15 are both existing products, and are preferably SEWR17 type motors.

The working principle is as follows:

when the spring is quenched, the motor 15 is started, the first rotating shaft 4 rotates to drive the rotating drum 3 to rotate synchronously, so that the spring in the rotating drum 3 rotates to collide with the rotating drum 3, the static quenching of the traditional quenching device is converted into dynamic quenching, the spring is better contacted with quenching oil, and the quenching effect and the quality of the spring are further improved;

when the control rotary drum 3 passes in and out of the quenching box 2, the driving motor 13 is started, the second conical gear 12 rotates to drive the first conical gear 11 and the threaded sleeve 10 to synchronously rotate, so that the second rotary shaft 5 moves up and down, the rotary drum 3 is further synchronously moved up and down, the rotary drum can be automatically immersed into or lifted out of the quenching box 2, convenience is brought to workers, and the labor capacity of the workers is reduced.

The above examples are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.

The parts not involved in the present invention are the same as or can be implemented using the prior art.

Claims

1. The quenching device for spring processing is characterized by comprising a device body (1), a quenching box (2), a rotary drum (3), a first rotary shaft (4) and a second rotary shaft (5), wherein a central column (6) is fixedly arranged at the center of an inner cavity of the rotary drum (3), a spline groove (7) is formed in the center of the central column (6), the first rotary shaft (4) penetrates through the spline groove (7) to be in sliding connection with the central column (6), an annular connecting groove (8) is formed in the periphery of the top of the central column (6), an adjusting disc (9) is fixedly arranged at the bottom of the second rotary shaft (5), the adjusting disc (9) is movably clamped with the annular connecting groove (8), so that the second rotary shaft (5) and the rotary drum (3) are connected into a whole, a threaded sleeve (10) is arranged on the top wall of the device body (1), and the threaded sleeve (10) is in threaded connection with the second rotary shaft (5), and the fixed cover in periphery of thread bush (10) is equipped with conical gear (11) No. one, conical gear (11) meshing No. two conical gear (12), No. two conical gear (12) are through transmission shaft connection driving motor (13), driving motor (13) are located on the roof of device body (1) through the mount pad.

2. The quenching device for processing the spring as claimed in claim 1, wherein the middle part of the first rotating shaft (4) is provided with a spline shaft (14) in sliding connection with the spline groove (7), one end of the first rotating shaft (4) is in transmission connection with a motor (15), and the other end of the first rotating shaft is rotatably mounted on the bottom wall of the quenching box (2) through a bearing.

3. The quenching device for processing the spring as claimed in claim 1, wherein the second rotating shaft (5) is a threaded rod-shaped structure, a circular stop block (16) is fixedly arranged at the top end of the second rotating shaft (5), and the diameter of the circular stop block (16) is larger than the diameter of the end face of the threaded sleeve (10).

4. The quenching device for processing the spring as claimed in claim 1, wherein the top wall of the device body (1) is provided with a rotating groove, the periphery of the threaded sleeve (10) is fixedly sleeved with a bearing, and the outer ring of the bearing is fixedly connected with the inner wall of the rotating groove.

5. The quenching device for processing the spring as claimed in claim 1, wherein a base (17) is installed at the bottom of the device body (1).