Constant velocity universal joint quenching device

Abstract

The utility model belongs to the technical field of constant velocity universal joint quenching, and particularly relates to a constant velocity universal joint quenching device which comprises a device main body, one side of the device main body is fixedly connected with a mounting bracket, and one side of the mounting bracket is fixedly connected with a servo motor. For a BJ type workpiece, the servo motor drives the three-jaw chuck to rotate and drives the inner cavity of the workpiece to quench, the uniformity and consistency of the quenching process are ensured by accurately controlling the rotating speed and the rotating angle of the servo motor, and for a TJ type workpiece, the servo motor is locked, the stability of the three-jaw chuck is ensured, and the inner cavity of the workpiece is quenched. Therefore, efficient and accurate quenching of the workpiece is achieved, meanwhile, the safety and stability of the quenching process are guaranteed by detecting the position and state of the workpiece in real time, by means of the structure, grabbing and using of all constant velocity universal joints on the market can be considered, meanwhile, the function of synchronously measuring the height of the workpiece is achieved, and all the effects that one structure is universal are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of constant velocity universal joint quenching, in particular to a constant velocity universal joint quenching device. Background Art

[0002] There are two types of constant velocity joints: BJ and TJ. The workpiece height is between 110MM and 750MM. In terms of quenching, BJ workpieces need to rotate during quenching, while TJ workpieces need to be fixed, and the adjustment of the process angle needs to be taken into account. Currently, the upper grab chuck structures for constant velocity joints on the market correspond to each other. At the same time, there are certain restrictions on the length of the workpiece, and it is difficult to use both long and short joints. The workpiece height detection is not very good, so we proposed a constant velocity joint quenching device to solve the above problems. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the deficiencies in the prior art, the utility model provides a constant velocity universal joint quenching device, which solves the problems raised in the above background technology.

[0005] (II) Technical solution

[0006] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0007] A constant velocity universal joint quenching device comprises a device body, a mounting bracket is fixedly connected to one side of the device body, a servo motor is fixedly connected to one side of the mounting bracket, a reducer is provided on the output shaft of the servo motor, a first pulley is fixedly connected to the output shaft of the servo motor, a linear guide is provided on the device body, a slider is slidably connected to the linear guide, a top shaft is rotatably connected to the slider, a second pulley is fixedly connected to the top shaft, the first pulley and the second pulley are transmission-connected with the same belt, a three-jaw chuck is provided at the bottom of the second pulley, a Balluff displacement sensor is fixedly connected to the front side of the mounting bracket, a connecting bracket is fixedly connected to the right side of the three-jaw chuck, and a proximity switch is fixedly connected to the connecting bracket.

[0008] Furthermore, a displacement switch is fixedly connected to the top of the Balluff displacement sensor, and a magnetic block is provided on one side of the displacement switch.

[0009] Furthermore, the slider is provided with a slide groove with openings on both sides, and the slider is slidably connected to the linear guide rail via the slide groove.

[0010] Furthermore, the three-jaw chuck is in active contact with a workpiece.

[0011] Furthermore, a mounting hole is provided on the sliding block, a bearing is fixedly connected to the inner wall of the mounting hole, and the inner side of the inner ring of the bearing is welded to the outer side of the top shaft.

[0012] (III) Beneficial effects

[0013] Compared with the prior art, the utility model provides a constant velocity universal joint quenching device, which has the following beneficial effects:

[0014] The utility model, for BJ type workpieces, a servo motor drives the three-jaw chuck to rotate, so as to drive the inner cavity of the workpiece to be quenched. By accurately controlling the rotation speed and rotation angle of the servo motor, the uniformity and consistency of the quenching process are ensured. For TJ type workpieces, the servo motor is locked and immobilized to ensure the stability of the three-jaw chuck, so that the inner cavity of the workpiece is quenched, thereby achieving efficient and accurate quenching of the workpiece. At the same time, the position and state of the workpiece are detected in real time to ensure the safety and stability of the quenching process. With this structure, the grasping and use of all constant velocity universal joints on the market can be taken into account. At the same time, it has the function of synchronously measuring the height of the workpiece, so as to achieve one structure with all common effects. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 This is a front structural schematic diagram of the utility model;

[0017] Figure 3 It is a right side structural schematic diagram of the utility model;

[0018] Figure 4 This is a schematic diagram of the top view structure of the utility model;

[0019] Figure 5 It is a schematic diagram of the cross-sectional structure of the utility model.

[0020] In the figure: 1. Device body; 2. Mounting bracket; 3. Servo motor; 4. Reducer; 5. First pulley; 6. Magnetic block; 7. Three-jaw chuck; 8. Second pulley; 9. Belt; 10. Linear guide; 11. Slider; 12. Balluff displacement sensor; 13. Connecting bracket; 14. Proximity switch; 15. Displacement switch; 16. Workpiece; 17. Top shaft. DETAILED DESCRIPTION

[0021] 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. Example

[0022] like Figure 1-5 As shown, a constant velocity universal joint quenching device proposed in an embodiment of the utility model comprises a device body 1, a mounting bracket 2 is fixedly connected to one side of the device body 1, a servo motor 3 is fixedly connected to one side of the mounting bracket 2, a reducer 4 is provided on the output shaft of the servo motor 3, a first pulley 5 is fixedly connected to the output shaft of the servo motor 3, a linear guide 10 is provided on the device body 1, a slider 11 is slidably connected to the linear guide 10, a top shaft 17 is rotatably connected to the slider 11, a second pulley 8 is fixedly connected to the top shaft 17, the first pulley 5 and the second pulley 8 are transmission-connected with the same belt 9, a three-jaw chuck 7 is provided at the bottom of the second pulley 8, a Balluff displacement sensor 12 is fixedly connected to the front side of the mounting bracket 2, a connecting bracket 13 is fixedly connected to the right side of the three-jaw chuck 7, a proximity switch 14 is fixedly connected to the connecting bracket 13, the linear guide 10 added to the upper part of the three-jaw chuck 7 can meet the clamping requirements of the long workpiece 16, and ensure that all workpieces 16 can be accurately clamped, and the Balluff displacement sensor 12 is used The proximity switch 14 and the displacement switch 15 are used as auxiliary detection elements to detect the length of the workpiece 16 and determine whether the workpiece 16 is tilted. The proximity switch 14 and the displacement switch 15 are used as auxiliary detection elements to ensure that the workpiece 16 is clamped stably and in the correct position. The top spindle 17 is combined with the Balluff displacement sensor 12 to accurately measure the length of the clamped workpiece 16, thereby determining whether the model of the workpiece 16 is correct. For the BJ-type workpiece 16, the servo motor 3 drives the three-jaw chuck 7 to rotate, driving the inner cavity of the workpiece 16 to quench. By accurately controlling the speed and rotation angle of the servo motor 3, the uniformity and consistency of the quenching process are ensured. For the TJ-type workpiece 16, the servo motor 3 is locked and immobilized to ensure the stability of the three-jaw chuck 7, and the inner cavity of the workpiece 16 is quenched, thereby achieving efficient and accurate quenching of the workpiece 16. At the same time, by real-time detection of the position and state of the workpiece 16, the safety and stability of the quenching process are ensured. With this structure, the grasping and use of all constant velocity universal joints on the market can be taken into account. At the same time, it has the function of synchronously measuring the height of the workpiece 16, so as to achieve a structure with all common effects.

[0023] In some embodiments, a displacement switch 15 is fixedly connected to the top of the Balluff displacement sensor 12, a magnetic block 6 is provided on one side of the displacement switch 15, and the Balluff displacement sensor 12 is used to detect the length of the workpiece 16 and determine whether the workpiece 16 is tilted.

[0024] In some embodiments, a slide groove with openings on both sides is provided on the slider 11. The slider 11 is slidably connected to the linear guide 10 through the slide groove. A workpiece 16 is movably contacted on the three-jaw chuck 7. The linear guide 10 can adapt to the clamping requirements of long workpieces 16 to ensure that all workpieces 16 can be accurately clamped.

[0025] In some embodiments, a mounting hole is opened on the slider 11, and a bearing is fixedly connected to the inner wall of the mounting hole. The inner side of the inner ring of the bearing is welded to the outer side of the top shaft 17. Through the welding setting, the bearing and the top shaft 17 are fixed more securely.

[0026] Working principle or structural principle, when in use, the servo motor 3 drives the first pulley 5 through the reducer 4, and then drives the second pulley 8 through the belt 9, so that the three-jaw chuck 7 rotates. Under the control of the servo motor 3, the three-jaw chuck 7 clamps the workpiece 16. The linear guide 10 added to the upper part of the three-jaw chuck 7 can meet the clamping requirements of long workpieces 16 to ensure that all workpieces 16 can be accurately clamped. The Balluff displacement sensor 12 is used to detect the length of the workpiece 16 and determine whether the workpiece 16 is tilted. The proximity switch 14 and the displacement switch 15 are used as auxiliary detection elements to ensure that the workpiece 16 is clamped stably and in the correct position. The top shaft 17 is combined with the Balluff The Ruff displacement sensor 12 can accurately measure the length of the clamped workpiece 16, so as to determine whether the model of the workpiece 16 is correct. For the BJ-type workpiece 16, the servo motor 3 drives the three-jaw chuck 7 to rotate, driving the inner cavity of the workpiece 16 to quench. By accurately controlling the speed and rotation angle of the servo motor 3, the uniformity and consistency of the quenching process are ensured. For the TJ-type workpiece 16, the servo motor 3 is locked and immobilized to ensure the stability of the three-jaw chuck 7, and the inner cavity of the workpiece 16 is quenched, thereby achieving efficient and accurate quenching of the workpiece 16. At the same time, the safety and stability of the quenching process are ensured by real-time detection of the position and state of the workpiece 16.

[0027] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A constant velocity universal joint quenching device, comprising a device body (1), characterized in that: A mounting bracket (2) is fixedly connected to one side of the device body (1), a servo motor (3) is fixedly connected to one side of the mounting bracket (2), a reducer (4) is provided on the output shaft of the servo motor (3), a first pulley (5) is fixedly connected to the output shaft of the servo motor (3), a linear guide rail (10) is provided on the device body (1), a slider (11) is slidably connected to the linear guide rail (10), a top shaft (17) is rotatably connected to the slider (11), a second pulley (8) is fixedly connected to the top shaft (17), the first pulley (5) and the second pulley (8) are transmission-connected to the same belt (9), a three-jaw chuck (7) is provided at the bottom of the second pulley (8), a Balluff displacement sensor (12) is fixedly connected to the front side of the mounting bracket (2), a connecting bracket (13) is fixedly connected to the right side of the three-jaw chuck (7), and a proximity switch (14) is fixedly connected to the connecting bracket (13).

2. A constant velocity joint quenching device according to claim 1, characterized in that: A displacement switch (15) is fixedly connected to the top of the Balluff displacement sensor (12), and a magnetic block (6) is provided on one side of the displacement switch (15).

3. A constant velocity joint quenching device according to claim 1, characterized in that: The slider (11) is provided with a slide groove with openings on both sides, and the slider (11) is slidably connected to the linear guide rail (10) via the slide groove.

4. A constant velocity universal joint quenching device according to claim 1, characterized in that: The three-jaw chuck (7) is in movable contact with a workpiece (16).

5. The constant velocity joint quenching device according to claim 1, characterized in that: The slider (11) is provided with a mounting hole, the inner wall of the mounting hole is fixedly connected with a bearing, and the inner side of the inner ring of the bearing is welded to the outer side of the top shaft (17).

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