CN221086792U - Straightening device of motor shaft - Google Patents

Abstract

The utility model belongs to the technical field of motor shaft processing, in particular to a straightening device of a motor shaft, which comprises a bottom plate, wherein two sides of the top wall of the bottom plate are fixedly connected with side plates; a group of placing blocks are fixedly connected to the top wall of the bottom plate; the top wall of each group of placing blocks is provided with a V-shaped groove; the top of the side plate is provided with a top plate, and two sides of the top plate are fixedly connected with the top wall of the side plate through connecting plates; the top wall of the top plate is fixedly connected with a first motor; the bottom wall of the top plate is provided with a moving plate; the moving plate is connected with the output end of the first motor through the horizontal moving assembly; the bottom wall of the movable plate is fixedly connected with a group of hydraulic push rods, and the positions of the hydraulic push rods correspond to the V-shaped grooves; the bottom end of the hydraulic push rod is fixedly connected with a U-shaped plate; the utility model provides a straightening device of a motor shaft, which aims to solve the problems that in the prior art, when the motor shaft is straightened by the existing straightening, only one motor shaft can be generally straightened at a time, so that the straightening efficiency is low and the actual production requirement cannot be well met.

Description

Straightening device of motor shaft

Technical Field

The utility model belongs to the technical field of motor shaft machining, and particularly relates to a straightening device for a motor shaft.

Background

During machining or heat treatment, the shaft workpieces inevitably generate bending deformation due to the action of external force or heat stress, and the bending deformation needs to be straightened and corrected, otherwise, the subsequent precision machining of the shaft workpieces is affected, the final machining precision of the shaft workpieces is affected, and the service performance and the service life of the shaft workpieces are affected.

In the prior art, when the motor shafts are aligned by the existing alignment mechanism, only one motor shaft can be aligned at a time generally, so that the alignment efficiency is low and the actual production requirements cannot be well met.

Disclosure of utility model

In order to overcome the defects of the prior art, the straightening device for the motor shaft provided by the utility model solves the problems that in the prior art, when the motor shaft is straightened by the existing straightening, only one motor shaft can be generally straightened at a time, so that the straightening efficiency is low and the actual production requirement cannot be well met.

The technical scheme adopted for solving the technical problems is as follows: the straightening device of the motor shaft comprises a bottom plate, wherein two sides of the top wall of the bottom plate are fixedly connected with side plates; a group of placing blocks are fixedly connected to the top wall of the bottom plate; the top wall of each group of placing blocks is provided with a V-shaped groove; the top of the side plate is provided with a top plate, and two sides of the top plate are fixedly connected with the top wall of the side plate through connecting plates; the top wall of the top plate is fixedly connected with a first motor; the bottom wall of the top plate is provided with a moving plate; the moving plate is connected with the output end of the first motor through the horizontal moving assembly; the bottom wall of the movable plate is fixedly connected with a group of hydraulic push rods, and the positions of the hydraulic push rods correspond to the V-shaped grooves; the bottom end of the hydraulic push rod is fixedly connected with a U-shaped plate; and a straightening wheel is rotatably connected between the two side walls of the U-shaped plate.

Preferably, the horizontal movement assembly comprises a chute, and the bottom wall of the top plate is provided with the chute; a screw rod is rotatably connected between the two inner side walls of the sliding groove, and one end of the screw rod extends out of the side wall of the top plate; the screw rod outer circular wall screw rod nut pair is connected with a first sliding block, and the bottom end of the first sliding block is fixedly connected with the top wall of the moving plate; the end part of the screw rod is fixedly connected with a first driven sprocket; the first motor output end is fixedly connected with a first driving sprocket, and the first driving sprocket is connected with a first driven sprocket through a chain belt.

Preferably, mounting grooves are formed in two sides of the top of one group of the placement blocks; a second sliding block is connected in a sliding manner in the mounting groove; the two sides of the top wall of the second sliding block are rotatably connected with rollers through mounting plates; springs are fixedly connected to two sides of the bottom wall of the sliding block, and the other ends of the springs are fixedly connected with the bottom wall of the mounting groove; the side wall of the side plate is rotationally connected with a group of turntables; an electric telescopic rod is fixedly connected to the center of the side wall of the group of turntables; the side wall of the other side plate is rotationally connected with a group of rotating shafts, the positions of the rotating shafts are connected with one another through a transmission assembly; the side wall of the side plate is fixedly connected with a second servo motor, and the output end of the second servo motor extends into the side wall of the side plate to be fixedly connected with the end part of the rotating shaft.

Preferably, the transmission assembly comprises a second driving sprocket, and the outer circular wall of the rotating shaft is fixedly connected with the second driving sprocket; the outer circular wall of the other rotating shaft is fixedly connected with a second driven sprocket, and the second driven sprocket is connected with a second driving sprocket through a chain belt; the outer circular wall of the rotating shaft is fixedly connected with a third driving sprocket; and a third driven sprocket is fixedly connected to the outer circular wall of the rotating shaft and connected with a third driving sprocket through a chain belt.

Preferably, the two sides of the top wall of the side plate are fixedly connected with the supporting plates; a guide rod is fixedly connected between the side walls of the two pairs of support plates; and the outer circular walls of the pair of guide rods are connected with a third sliding block in a sliding manner, and one side of the third sliding block is fixedly connected with the side wall of the movable plate.

Preferably, the first driving sprocket inner diameter is smaller than the first driven sprocket inner diameter.

The beneficial effects of the utility model are as follows:

1. According to the straightening device of the motor shaft, the motor shaft is placed in the V-shaped groove on the top wall of the placement block; a group of straightening wheels on the bottom wall of the movable plate are enabled to move downwards until the motor shafts are pressed by the hydraulic push rod, the first motor is started, the movable plate is driven to move by the first motor through the horizontal moving assembly, the motor shafts are enabled to be squeezed back and forth by the straightening wheels, and therefore straightening treatment is carried out on the motor shafts; according to the mode, the problem that in the prior art, when the motor shafts are aligned by the existing alignment, only one motor shaft can be aligned at a time generally, so that the alignment efficiency is low and the actual production requirement cannot be well met is solved.

2. According to the straightening device for the motor shaft, after one-time extrusion is completed through the straightening wheels, the second sliding block moves upwards through the elastic force of the springs, the motor shaft is supported by the rollers through the electric telescopic rods and the rotating shafts, two sides of the motor shaft are propped against each other, the second servo motor is started to drive one rotating shaft to rotate, the rotating shafts drive the rotating shafts to rotate through the transmission assembly, the rotating shafts rotate the beaten motor shaft, the motor shaft rotates, and then the straightening wheels continue to extrude and straighten, so that the straightening effect is better.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a schematic view of the structure of the present utility model;

Fig. 5 is a partial cross-sectional view of the present utility model.

In the figure: 1. a bottom plate; 2. a side plate; 3. placing a block; 4. a V-shaped groove; 5. a top plate; 6. a first motor; 7. a moving plate; 8. a hydraulic push rod; 9. a U-shaped plate; 10. a straightening wheel; 11. a chute; 12. a screw rod; 13. a first slider; 14. a first driven sprocket; 15. a first drive sprocket; 16. a mounting groove; 17. a second slider; 18. a roller; 19. a spring; 20. a turntable; 21. an electric telescopic rod; 22. a rotating shaft; 23. a second servo motor; 24. a second drive sprocket; 25. a second driven sprocket; 26. a third drive sprocket; 27. a third driven sprocket; 28. a support plate; 29. a guide rod; 30. and a third slider.

Detailed Description

The utility model is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1 to 5, the straightening device of a motor shaft comprises a bottom plate 1, wherein two sides of the top wall of the bottom plate 1 are fixedly connected with side plates 2; a group of placing blocks 3 are fixedly connected to the top wall of the bottom plate 1; the top wall of a group of the placement blocks 3 is provided with V-shaped grooves 4; a top plate 5 is arranged at the top of the side plate 2, and two sides of the top plate 5 are fixedly connected with the top wall of the side plate 2 through connecting plates; the top wall of the top plate 5 is fixedly connected with a first motor 6; the bottom wall of the top plate 5 is provided with a moving plate 7; the moving plate 7 is connected with the output end of the first motor 6 through a horizontal moving assembly; the bottom wall of the moving plate 7 is fixedly connected with a group of hydraulic push rods 8, and the positions of the hydraulic push rods 8 correspond to the V-shaped grooves 4; the bottom end of the hydraulic push rod 8 is fixedly connected with a U-shaped plate 9; a straightening wheel 10 is rotatably connected between the two side walls of the U-shaped plate 9; when in operation, the motor shaft is placed in the V-shaped groove 4 on the top wall of the placement block 3; a group of straightening wheels 10 on the bottom wall of the movable plate 7 are downwards moved until the motor shafts are pressed by the hydraulic push rod 8, the movable plate 7 is driven to move by the first motor 6 through the horizontal movement assembly by starting the first motor 6, and the straightening wheels 10 squeeze the motor shafts back and forth, so that straightening treatment is carried out on a plurality of motor shafts; according to the mode, the problem that in the prior art, when the motor shafts are aligned by the existing alignment, only one motor shaft can be aligned at a time generally, so that the alignment efficiency is low and the actual production requirement cannot be well met is solved.

The horizontal movement assembly comprises a chute 11, and the bottom wall of the top plate 5 is provided with the chute 11; a screw rod 12 is rotatably connected between the two inner side walls of the sliding groove 11, and one end of the screw rod 12 extends out of the side wall of the top plate 5; the screw rod 12 nut pair on the outer circular wall of the screw rod 12 is connected with a first sliding block 13, and the bottom end of the first sliding block 13 is fixedly connected with the top wall of the moving plate 7; the end part of the screw rod 12 is fixedly connected with a first driven sprocket 14; the output end of the first motor 6 is fixedly connected with a first driving sprocket 15, and the first driving sprocket 15 is connected with a first driven sprocket 14 through a chain belt; when the movable plate 7 is in operation, the first motor 6 is started to drive the first driving sprocket 15 at the output end of the movable plate to rotate, the first driving sprocket 15 rotates to drive the first driven sprocket 14 to rotate through the chain belt, the first driven sprocket 14 rotates to drive the screw rod 12 to rotate, and the screw rod 12 rotates to drive the first sliding block 13 to horizontally move, so that the movable plate 7 is driven to horizontally move.

Mounting grooves 16 are formed in two sides of the top of the group of placing blocks 3; a second sliding block 17 is connected in a sliding way in the mounting groove 16; the two sides of the top wall of the second sliding block 17 are rotatably connected with rollers 18 through mounting plates; springs 19 are fixedly connected to two sides of the bottom wall of the sliding block, and the other ends of the springs 19 are fixedly connected with the bottom wall of the mounting groove 16; a group of turntables 20 are rotatably connected to the side walls of the side plates 2; an electric telescopic rod 21 is fixedly connected to the center of the side wall of the group of turntables 20; the side wall of the other side plate 2 is rotatably connected with a group of rotating shafts 22, the positions of the rotating shafts 22 are connected with one another, and the group of rotating shafts 22 are connected through a transmission assembly; the side wall of the side plate 2 is fixedly connected with a second servo motor 23, and the output end of the second servo motor 23 extends into the side wall of the side plate 2 and is fixedly connected with the end part of the rotating shaft 22; when the straightening device works, after one extrusion is completed through the straightening wheel 10, the second sliding block 17 moves upwards through the elastic force of the spring 19, the second sliding block 17 moves upwards to enable a motor shaft to be supported by the idler wheels 18, two sides of the motor shaft are propped against each other through the electric telescopic rod 21 and the rotating shaft 22, the second servo motor 23 is started, the second servo motor 23 drives one rotating shaft 22 to rotate, the rotating shaft 22 simultaneously drives the rotating shafts 22 to rotate through the transmission assembly, the rotating shaft 22 rotates, the motor shaft rotates, the straightening wheel 10 continuously extrudes and straightens, and therefore the straightening effect is better.

The transmission assembly comprises a second driving sprocket 24, and the second driving sprocket 24 is fixedly connected to the outer circular wall of the rotating shaft 22; the outer circular wall of the other rotating shaft 22 is fixedly connected with a second driven sprocket 25, and the second driven sprocket 25 is connected with a second driving sprocket 24 through a chain belt; the outer circular wall of the rotating shaft 22 is fixedly connected with a third driving sprocket 26; a third driven sprocket 27 is fixedly connected to the outer circular wall of the other rotating shaft 22, and the third driven sprocket 27 is connected with a third driving sprocket 26 through a chain belt; in operation, through rotation of the intermediate rotary shaft 22, rotation of the intermediate rotary shaft 22 drives rotation of the second driving sprocket 24 and rotation of the third driving sprocket 26, the second driving sprocket 24 drives rotation of the second driven sprocket 25 through the chain belt, and rotation of the third driving sprocket 26 drives rotation of the third driven sprocket 27 through the chain belt, so that the plurality of rotary shafts 22 simultaneously rotate.

Support plates 28 are fixedly connected to two sides of the top wall of the pair of side plates 2; a guide rod 29 is fixedly connected between the side walls of the two pairs of support plates 28; the outer circular walls of the pair of guide rods 29 are connected with a third sliding block 30 in a sliding manner, and one side of the third sliding block 30 is fixedly connected with the side wall of the movable plate 7; when the movable plate 7 moves horizontally, the third sliding blocks 30 on two sides of the movable plate 7 move horizontally along the guide rods 29, so that the movable plate 7 moves more stably, and the situation that the straightening effect is poor due to shaking during movement is avoided.

The inner diameter of the first driving sprocket 15 is smaller than that of the first driven sprocket 14; in operation, the inner diameter of the first driving sprocket 15 is smaller than that of the first driven sprocket 14, so that the moving plate 7 moves more slowly.

The working principle is that a motor shaft is placed in a V-shaped groove 4 on the top wall of the placement block 3; a group of straightening wheels 10 on the bottom wall of the movable plate 7 are downwards moved until a motor shaft is pressed by a hydraulic push rod 8, a first motor 6 is started to drive a first driving sprocket 15 at the output end of the motor shaft to rotate, the first driving sprocket 15 is driven by a chain belt to drive a first driven sprocket 14 to rotate by the rotation of the first driving sprocket 15, a screw rod 12 is driven by the rotation of the first driven sprocket 14 to rotate, a first sliding block 13 is driven by the rotation of the screw rod 12 to horizontally move, the movable plate 7 is driven to horizontally move, the straightening wheels 10 squeeze the motor shaft back and forth, and straightening treatment is carried out on a plurality of motor shafts; the mode well solves the problems that in the prior art, when the motor shafts are aligned by the existing alignment, only one motor shaft can be aligned at a time generally, so that the alignment efficiency is low and the actual production requirement cannot be well met; after one extrusion is finished through the straightening wheel 10, the second sliding block 17 moves upwards through the elastic force of the spring 19, the second sliding block 17 moves upwards to enable a motor shaft to be supported by the roller 18, two sides of the motor shaft are propped against through the electric telescopic rod 21 and the rotating shaft 22, the second servo motor 23 is started to drive one rotating shaft 22 to rotate, the rotating shaft 22 simultaneously drives the rotating shafts 22 to rotate through the transmission assembly, the rotating shaft 22 rotates the driven motor shaft, so that the motor shaft rotates, and then the straightening wheel 10 continues extrusion and straightening, so that the straightening effect is better; when the movable plate 7 moves horizontally, the third sliding blocks 30 on two sides of the movable plate 7 move horizontally along the guide rods 29, so that the movable plate 7 moves more stably, and the situation that the straightening effect is poor due to shaking during movement is avoided; the inner diameter of the first driving sprocket 15 is smaller than that of the first driven sprocket 14, so that the moving plate 7 moves more slowly.

The front, rear, left, right, up and down are all based on fig. 1 in the drawings of the specification, the face of the device facing the observer is defined as front, the left side of the observer is defined as left, and so on, according to the viewing angle of the person.

In the description of the present utility model, it should be understood that the terms "center," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present utility model.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The straightening device of the motor shaft is characterized by comprising a bottom plate (1), wherein two sides of the top wall of the bottom plate (1) are fixedly connected with side plates (2); a group of placing blocks (3) are fixedly connected to the top wall of the bottom plate (1); the top wall of the group of placing blocks (3) is provided with V-shaped grooves (4); a top plate (5) is arranged at the top of the side plate (2), and two sides of the top plate (5) are fixedly connected with the top wall of the side plate (2) through connecting plates; the top wall of the top plate (5) is fixedly connected with a first motor (6); the bottom wall of the top plate (5) is provided with a moving plate (7); the moving plate (7) is connected with the output end of the first motor (6) through a horizontal moving assembly; a group of hydraulic push rods (8) are fixedly connected to the bottom wall of the moving plate (7), and the positions of the hydraulic push rods (8) correspond to the V-shaped grooves (4); the bottom end of the hydraulic push rod (8) is fixedly connected with a U-shaped plate (9); a straightening wheel (10) is rotatably connected between the two side walls of the U-shaped plate (9).

2. The straightening device of a motor shaft according to claim 1, characterized in that the horizontal moving assembly comprises a chute (11), and the bottom wall of the top plate (5) is provided with the chute (11); a screw rod (12) is rotatably connected between the two inner side walls of the sliding groove (11), and one end of the screw rod (12) extends out of the side wall of the top plate (5); the screw rod (12) is connected with a first sliding block (13) through a screw rod (12) nut pair on the outer circular wall of the screw rod (12), and the bottom end of the first sliding block (13) is fixedly connected with the top wall of the moving plate (7); a first driven sprocket (14) is fixedly connected to the end part of the screw rod (12); the output end of the first motor (6) is fixedly connected with a first driving sprocket (15), and the first driving sprocket (15) is connected with a first driven sprocket (14) through a chain belt.

3. The straightening device of a motor shaft according to claim 2, characterized in that mounting grooves (16) are formed on both sides of the top of a group of the placing blocks (3); a second sliding block (17) is connected in a sliding way in the mounting groove (16); two sides of the top wall of the second sliding block (17) are rotatably connected with rollers (18) through mounting plates; springs (19) are fixedly connected to two sides of the bottom wall of the sliding block, and the other ends of the springs (19) are fixedly connected with the bottom wall of the mounting groove (16); the side wall of the side plate (2) is rotatably connected with a group of turntables (20); an electric telescopic rod (21) is fixedly connected to the center of the side wall of the group of turntables (20); the side wall of the other side plate (2) is rotationally connected with a group of rotating shafts (22), the positions of the rotating shafts (22) are connected with one another through a transmission assembly, and the rotating shafts (22) are connected with one another through a transmission assembly; the side wall of the side plate (2) is fixedly connected with a second servo motor (23), and the output end of the second servo motor (23) extends into the side wall of the side plate (2) to be fixedly connected with the end part of the rotating shaft (22).

4. A straightening device of a motor shaft according to claim 3, characterized in that the transmission assembly comprises a second driving sprocket (24), and the outer circular wall of the rotating shaft (22) is fixedly connected with the second driving sprocket (24); the outer circular wall of the other rotating shaft (22) is fixedly connected with a second driven sprocket (25), and the second driven sprocket (25) is connected with a second driving sprocket (24) through a chain belt; the outer circular wall of the rotating shaft (22) is fixedly connected with a third driving sprocket (26); the outer circular wall of the other rotating shaft (22) is fixedly connected with a third driven sprocket (27), and the third driven sprocket (27) is connected with a third driving sprocket (26) through a chain belt.

5. The straightening device of a motor shaft according to claim 4, characterized in that the support plates (28) are fixedly connected to both sides of the top wall of a pair of side plates (2); a guide rod (29) is fixedly connected between the side walls of the two pairs of support plates (28); the outer circular walls of the pair of guide rods (29) are connected with a third sliding block (30) in a sliding manner, and one side of the third sliding block (30) is fixedly connected with the side wall of the movable plate (7).

6. A straightening device for a motor shaft according to claim 5, characterized in that the inner diameter of the first driving sprocket (15) is smaller than the inner diameter of the first driven sprocket (14).