CN215824903U - High-power electric spindle - Google Patents

Abstract

The utility model discloses a high-power electric main shaft which comprises a saddle, wherein a motor base is fixedly connected to the left end of the saddle, a rotary driving source is fixedly connected to the surface of the motor base, a coupler is sleeved on the surface of a driving part of the rotary driving source, the coupler is fixedly connected to the surface of the motor base, a bearing gland is installed at the end part of the coupler, a lock nut is arranged on the left side of the bearing gland, a Z-axis screw rod is inserted into the bearing wall of the bearing gland, the end part of the Z-axis screw rod is fixedly and rotatably connected with the right end of the saddle, a shell is fixedly connected to a threaded sleeve on the Z-axis screw rod, and the high-power electric main shaft further comprises a vibration damping mechanism for preventing vibration of the Z-axis screw rod from influencing the vibration of the whole structure when rotating. The error in the working process is reduced, and the effect of unnecessary reworking is reduced.

Description

High-power electric spindle

Technical Field

The utility model relates to the technical field of electric spindles, in particular to a high-power electric spindle.

Background

Generally, an electric spindle is a mechanical and electrical integration product with high technical content, and the application field of the electric spindle is spread over the machine tool industry, the bearing industry, the electronic processing industry, the die processing industry, the instrument processing industry and all enterprises needing high-speed rotation and high-speed processing after continuous development and improvement.

The motor is arranged in the motorized spindle, vibration can be generated when the motor is driven, and the vibration can be transmitted to the linkage parts, so that the parts are easy to have errors during working, and further rework and time prolonging are realized.

Disclosure of Invention

The utility model aims to provide a high-power electric spindle which is provided with a shock absorption mechanism, wherein the shock absorption mechanism is arranged at the joint of a Z-axis screw rod and a bearing gland, so that the effects of reducing the shock generated by a motor during driving, reducing the influence of the shock on other parts, reducing errors in working time and reducing unnecessary reworking are achieved, and the problems that the electric spindle contains the motor, the motor generates the shock during driving, the shock is transmitted to a linkage part, and the parts are easy to have errors in working time, so that the reworking is caused, and the time is prolonged are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: a high-power electric spindle comprises a saddle, wherein a motor base is fixedly connected to the left end of the saddle, a rotary driving source is fixedly connected to the surface of the motor base, a shaft coupler is sleeved on the surface of a driving portion of the rotary driving source, the shaft coupler is fixedly connected to the surface of the motor base, a bearing gland is installed at the end portion of the shaft coupler, a locking nut is arranged on the left side of the bearing gland, a Z-axis lead screw is inserted in a bearing wall of the bearing gland, the end portion of the Z-axis lead screw is fixedly connected with the right end of the saddle in a fixed-axis manner, a shell is fixedly connected to the shell on the Z-axis lead screw, a guide rail is fixedly connected to the lower surface of the shell, a sliding block is fixedly connected to the upper surface of the saddle, the sliding block is connected with the guide rail in a sliding manner, a spindle is installed at the right end of the shell, a cutter interface is installed at the right end of the spindle, and a shock absorption mechanism for preventing the shock of the Z-axis lead screw from influencing the shock of the whole structure when rotating, and a linkage mechanism linked with the driving component.

Optionally, the cushioning mechanism is a cushion pad, and the cushion pad is sleeved at the joint of the Z-axis screw rod and the bearing gland.

Optionally, the linkage mechanism is a ram, and the ram is fixedly connected to the lower surface of the casing.

Optionally, the rotation driving source is a motor, and the motor is a servo motor with power of 2.4 KW.

Optionally, the tool interface is an RH150-11KW-BT40 flange tool interface.

Optionally, the slider is an RGH35HA slider.

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

firstly, a cutter is inserted into a cutter interface, the driving assembly drives the whole mechanism to move to a position convenient for deburring of the cutter through the ram, and the effect that one device drives the other device to move to a place with good operation through a connecting piece is achieved, and the height of an object needing to be operated is adapted.

According to the utility model, the motor is started, the motor driving shaft rotates to drive the coupler to rotate, the coupler rotates to drive the Z-axis screw rod to rotate, the Z-axis screw rod rotates to drive the screw sleeve to move on the Z-axis screw rod, the screw sleeve moves to drive the shell to move, the shell moves to drive the main shaft to move, the main shaft moves to drive the cutter in the cutter interface to move, the motor stops when the cutter is in contact with the surface of a deburring object, and the effects of grasping the moving distance of the cutter through the driving of the motor, finding a proper deburring point and accurately deburring are achieved.

And thirdly, the buffer cushion is arranged at the joint of the coupler and the screw rod, so that the vibration generated when the coupler drives the Z-axis screw rod to rotate is reduced, and the effect of preventing the vibration from influencing the subsequent operation is achieved.

Drawings

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

FIG. 2 is a side view of the structure of the present invention;

FIG. 3 is an enlarged view of the structure A in FIG. 1.

In the figure: 1. a motor; 2. briquetting; 4. a main shaft; 5. a ram; 6. a saddle; 7. a Z-axis lead screw; 8. a bearing gland; 9. a cushion pad; 10. locking the nut; 11. a motor base; 12. a coupling; 13. a tool interface; 14. a guide rail; 15. a slider; 16. a casing.

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 to 3, the present invention provides a technical solution: the utility model provides a high-power electric main shaft includes saddle 6, the left end fixedly connected with motor cabinet 11 of saddle 6, the fixed surface of motor cabinet 11 is connected with the rotation drive source, the surface cover that rotates the drive source drive division has shaft coupling 12, shaft coupling 12 is fixed even on the surface of motor cabinet 11, bearing gland 8 is installed to the tip of shaft coupling 12, the left side of bearing gland 8 is provided with lock nut 10, it has Z axle screw 7 to peg graft in the bearing wall of bearing gland 8, the tip of Z axle screw 7 is with the right-hand member dead axle of saddle 6 and is rotated even, swivel nut fixedly connected with casing 16 on the Z axle screw 7, the lower fixed surface of casing 16 is connected with guide rail 14, the last fixed surface of saddle 6 is connected with slider 15, the slider 15 of telling and guide rail 14 sliding connection, main shaft 4 is installed to the right-hand member of casing 16, cutter interface 13 is installed to the right-hand member of main shaft 4, still including being used for preventing vibrations influence the bradyseism mechanism of overall structure vibrations when Z axle lead screw 7 rotates to and the link gear with the drive assembly linkage, starter motor 1, motor 1 drive shaft rotates and drives shaft coupling 12 and rotate, shaft coupling 12 rotates and drives Z axle lead screw 7 and rotate, Z axle lead screw 7 rotates and drives the swivel nut and move on Z axle lead screw 7, the swivel nut removes and drives casing 16 and remove, this process is spacing to it by slider 15 and guide rail 14, casing 16 removes and drives main shaft 4 and remove, main shaft 4 removes the cutter that drives in the cutter interface 13 and removes, motor 1 stops when the surface contact of cutter and burring article, reached and held the displacement of cutter through motor 1's drive, find suitable deburring point, the effect of accurate burring.

Further, the bradyseism mechanism is blotter 9, blotter 9 cover is established in the junction of Z axle screw 7 and bearing gland 8, through set up blotter 9 in junction at shaft coupling 12 and screw, has reached and has reduced the vibrations that take place when shaft coupling 12 drives Z axle screw 7 and rotates, prevents that vibrations from producing the effect that influences to follow-up operation

Furthermore, the linkage mechanism is a ram 5, the ram 5 is fixedly connected to the lower surface of the casing 16, the driving assembly drives the whole mechanism to move to a position convenient for deburring of a cutter through the ram 5, and the effect that the other device is driven by one device to move to a place with good operation through a connecting piece is achieved, so that the height of an object needing to be operated is adapted.

Further, the rotation driving source is motor 1, and this motor 1 is its power of servo motor and is 2.4KW, is motor 1 through setting up the rotation driving source, and this motor 1's power is 2.4KW, reaches the effect that provides good driving source for the mechanism that needs the drive at the back.

Further, the tool interface 13 is an RH150-11KW-BT40 flange tool interface, and the effect of providing an adaptive tool interface for a flange tool is achieved by arranging the tool interface 13 as the RH150-11KW-BT40 flange tool interface.

Furthermore, the sliding block 15 is an RGH35HA sliding block, and the effect of increasing pressure resistance and smoothness for the sliding block 15 is achieved by arranging the sliding block 15 as an RGH35HA sliding block.

The working principle is as follows: when the high-power motorized spindle is used, a cutter is inserted into the cutter interface 13, the driving assembly drives the whole mechanism to move to a position convenient for deburring of the cutter through the ram 5, and the effect that one device drives the other device to move to a place with good operation through a connecting piece to adapt to the height of an object needing operation is achieved.

After the height is fixed, the motor 1 is started, a driving shaft of the motor 1 rotates to drive the shaft coupling 12 to rotate, the shaft coupling 12 rotates to drive the Z-axis screw rod 7 to rotate, the Z-axis screw rod 7 rotates to drive the screw sleeve to move on the Z-axis screw rod 7, the screw sleeve moves to drive the shell 16 to move, the slide block 15 and the guide rail 14 limit the Z-axis screw rod in the process, the shell 16 moves to drive the main shaft 4 to move, the main shaft 4 moves to drive the cutter in the cutter interface 13 to move, the motor 1 stops when the cutter is in contact with the surface of a deburring object, the moving distance of the cutter is controlled by the driving of the motor 1 is reached, a proper deburring point is found, and the deburring effect is accurate.

Through set up blotter 9 in shaft coupling 12 and the junction of lead screw, reached and reduced the vibrations that take place when shaft coupling 12 drives Z axle lead screw 7 and rotate, prevent that vibrations from producing the effect of influence to follow-up operation.

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 (6)

1. A high power electric spindle comprising a saddle (6), characterized in that: the left end fixedly connected with motor cabinet (11) of saddle (6), the fixed surface of motor cabinet (11) is connected with the rotation drive source, the surface cover of rotation drive source drive division has shaft coupling (12), shaft coupling (12) fixed connection is in the surface of motor cabinet (11), bearing gland (8) are installed to the tip of shaft coupling (12), the left side of bearing gland (8) is provided with lock nut (10), it has Z axle lead screw (7) to peg graft in the bearing wall of bearing gland (8), the tip of Z axle lead screw (7) is with the right-hand member dead axle rotation of saddle (6) even, swivel nut fixedly connected with casing (16) on Z axle lead screw (7), the lower fixed surface of casing (16) is connected with guide rail (14), the last fixed surface of saddle (6) is connected with slider (15), slider (15) and guide rail (14) sliding connection of telling, a main shaft (4) is installed at the right end of the machine shell (16), and a cutter interface (13) is installed at the right end of the main shaft (4);

the vibration damping mechanism is used for preventing vibration from influencing the vibration of the whole structure when the Z-axis lead screw (7) rotates, and the linkage mechanism is linked with the driving assembly.

2. The high power electric spindle according to claim 1, characterized in that: the cushioning mechanism is a cushion pad (9), and the cushion pad (9) is sleeved at the joint of the Z-axis screw rod (7) and the bearing gland (8).

3. The high power electric spindle according to any one of claims 1 or 2, characterized in that: the linkage mechanism is a ram (5), and the ram (5) is fixedly connected to the lower surface of the shell (16).

4. The high power electric spindle according to claim 1, characterized in that: the rotary driving source is a motor (1), and the motor (1) is a servo motor and has the power of 2.4 KW.

5. The high power electric spindle according to claim 1, characterized in that: the tool interface (13) is an RH150-11KW-BT40 flange tool interface.

6. The high power electric spindle according to claim 1, characterized in that: the slide block (15) is an RGH35HA slide block.

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