Anti-vibration device of servo driver

Abstract

The utility model provides an anti-vibration device of a servo driver, which relates to the technical field of anti-vibration devices and comprises a protection box, supporting plates are arranged in the protection box, a servo driver main body is mounted at the top ends of the supporting plates, first springs are fixed at the bottom ends of the supporting plates, and the first springs are fixed at the bottom ends of the supporting plates. The ends, away from the supporting plate, of the first springs are fixed to the inner wall of the protection box, a first damper is installed in each first spring between the protection box and the supporting plate, a fixing block is fixed to the bottom end of the protection box, and a bottom plate is arranged below the fixing block. A user rotates a rotating plate to drive a connecting column to rotate, so that a two-way screw rod is driven to rotate, two moving plates move oppositely under the limiting of a limiting column, so that two clamping plates are driven to move oppositely, and the modified whole can be clamped and installed at a certain place; screws can be mounted through the mounting plates and the mounting holes, so that the practicability is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of anti-vibration devices, in particular to an anti-vibration device for a servo driver. Background Art

[0002] A servo drive, also known as a "servo controller" or "servo amplifier", is a controller used to control a servo motor. Its function is similar to that of a frequency converter on an ordinary AC motor. It is part of a servo system and is mainly used in high-precision positioning systems.

[0003] At present, a shockproof device of a servo drive in the prior art has poor anti-collision and shock-absorbing performance. Usually, it can only perform shock absorption treatment on the servo drive body in the up and down or lateral direction, and cannot achieve up and down shock absorption and lateral shock absorption at the same time, and the shock absorption effect is poor. In addition, a shockproof device of a servo drive in the prior art is very troublesome to install and disassemble, and is usually installed and processed using multiple screws. This single screw installation takes too long to install and disassemble, and there is no other installation and disassembly structure, so the practicality is poor. Utility Model Content

[0004] The purpose of the utility model is to solve the problems in the prior art that the anti-collision and shock-absorbing performance is poor, and usually the servo drive body can only be subjected to shock absorption treatment in the up and down or lateral directions, and the up and down shock absorption and lateral shock absorption cannot be achieved at the same time; and a plurality of screws are usually used for installation. This single screw installation takes too long to install and remove, and there is no other installation and removal structure. A shock-absorbing device for a servo drive is proposed.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a shockproof device for a servo drive, comprising a protective box, a support plate is provided in the protective box, a servo drive body is installed on the top of the support plate, a first spring is fixed to the bottom end of the support plate, the end of the first spring away from the support plate is fixed to the inner wall of the protective box, a first damper is installed in each first spring between the protective box and the support plate, a fixed block is fixed to the bottom end of the protective box, a bottom plate is provided below the fixed block, a plurality of second springs are fixed between the bottom plate and the fixed block, a second damper is installed on the inner side of each second spring between the bottom plate and the fixed block, clamping plates are fixed on both sides of the bottom end of the bottom plate, and a driving structure for driving the two clamping plates to move toward each other is provided in the bottom plate.

[0006] Preferably, the driving structure includes a bidirectional screw arranged in the base plate, both ends of the outer wall of the bidirectional screw are threadedly connected to a movable plate, both ends of the two movable plates are slidably connected to limiting columns, the bottom ends of the two movable plates are fixed with connecting blocks, and the bottom ends of the two connecting blocks pass through the base plate and are respectively fixed to the two clamping plates.

[0007] Preferably, a connecting column is fixed at one end of the bidirectional screw, the end of the connecting column away from the bidirectional screw passes through the base plate and is fixed with a rotating plate, the end of the bidirectional screw away from the connecting column is rotatably connected to the base plate, both ends of the limit column are fixed to the base plate, and both sides of the bottom end of the base plate are provided with sliding grooves matching the connecting block.

[0008] Preferably, a groove is formed at one end of the bottom plate, the rotating plate is arranged in the groove, and a friction-enhancing pad is fixed on the outer wall of the rotating plate.

[0009] Preferably, a mounting plate is fixed to the opposite ends of the two clamping plates, and a plurality of mounting holes are provided in the two mounting plates.

[0010] Preferably, both sides of the bottom end of the protection box are fixed with limit plates, the bottom ends of the limit plates penetrate the bottom plate and are fixed with baffles, and the bottom plate is provided with movable grooves matching the limit plates.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] 1. In the utility model, by setting the first spring and the first damper, and the first spring and the first damper are arranged around the support plate, when the protection box is collided, the first spring and the first damper can perform lateral shock absorption on the servo driver body on the support plate, and by setting the second spring and the second damper, the protection box as a whole can be vertically shock absorbed, and the shock absorption effect is better.

[0013] 2. In the utility model, the user rotates the rotating plate to drive the connecting column to rotate, thereby driving the bidirectional screw to rotate, so that the two movable plates move toward each other under the limit of the limit column, thereby driving the two clamping plates to move toward each other, so that the modified whole can be clamped and installed in a certain place, and through the setting of the mounting plate and the mounting hole, when the clamping installation is limited, the mounting plate and the mounting hole can also be used for screw installation, which is more practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A three-dimensional diagram of a shockproof device for a servo drive proposed by the utility model;

[0015] Figure 2 A cross-sectional view of a vibration-proof device for a servo drive proposed by the utility model;

[0016] Figure 3 A cross-sectional view of a vibration-proof device for a servo drive proposed by the utility model;

[0017] Figure 4 The utility model provides a driving structure schematic diagram of a shockproof device of a servo drive.

[0018] Legend: 1. Protective box; 2. Support plate; 3. Servo drive body; 4. First spring; 5. First damper; 6. Fixed block; 7. Bottom plate; 8. Second spring; 9. Second damper; 10. Limit plate; 11. Baffle; 12. Moving groove; 13. Clamp; 14. Mounting plate; 15. Mounting hole; 16. Driving structure; 1601. Bidirectional screw; 1602. Moving plate; 1603. Limit column; 1604. Connecting block; 17. Connecting column; 18. Turn plate; 19. Friction pad; 20. Groove; 21. Slide groove. DETAILED DESCRIPTION

[0019] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0020] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0021] Embodiment 1, as Figure 1-4 As shown, the utility model provides a shockproof device for a servo drive, including a protective box 1, a support plate 2 is provided in the protective box 1, a servo drive body 3 is installed on the top of the support plate 2, a first spring 4 is fixed to the bottom end of the support plate 2, one end of the first spring 4 away from the support plate 2 is fixed to the inner wall of the protective box 1, a first damper 5 is installed in each first spring 4 between the protective box 1 and the support plate 2, a fixed block 6 is fixed to the bottom end of the protective box 1, a bottom plate 7 is provided below the fixed block 6, a plurality of second springs 8 are fixed between the bottom plate 7 and the fixed block 6, a second damper 9 is installed on the inner side of each second spring 8 between the bottom plate 7 and the fixed block 6, clamps 13 are fixed on both sides of the bottom end of the bottom plate 7, and a driving structure 16 for driving the two clamps 13 to move toward each other is provided in the bottom plate 7.

[0022] The effect achieved by the entire embodiment 1 is that, through the arrangement of the first spring 4 and the first damper 5, and the first spring 4 and the first damper 5 are arranged around the support plate 2, when the protective box 1 is collided, the first spring 4 and the first damper 5 can perform laterally damping on the servo driver body 3 on the support plate 2, and through the arrangement of the second spring 8 and the second damper 9, the protective box 1 as a whole can be vertically damped, and the shock absorption effect is better. Through the operation of the driving structure 16, the two clamping plates 13 can be driven to move toward each other, so that the modified whole can be clamped and installed in a certain place. Compared with the traditional screw installation, this installation method is faster and more convenient.

[0023] Embodiment 2, as Figure 1-4 As shown, the driving structure 16 includes a bidirectional screw 1601 arranged in the bottom plate 7, both ends of the outer wall of the bidirectional screw 1601 are threadedly connected to a moving plate 1602, both ends of the two moving plates 1602 are slidably connected to a limiting column 1603, the bottom ends of the two moving plates 1602 are fixed with a connecting block 1604, the bottom ends of the two connecting blocks 1604 penetrate the bottom plate 7 and are respectively fixed to the two clamping plates 13, one end of the bidirectional screw 1601 is fixed with a connecting column 17, the end of the connecting column 17 away from the bidirectional screw 1601 penetrates the bottom plate 7 and is fixed with a rotating plate 18, and the end of the bidirectional screw 1601 away from the connecting column 17 The ends are rotatably connected to the bottom plate 7, both ends of the limit column 1603 are fixed to the bottom plate 7, both sides of the bottom end of the bottom plate 7 are provided with sliding grooves 21 matching the connecting block 1604, one end of the bottom plate 7 is provided with a groove 20, and the rotating plate 18 is arranged in the groove 20. A friction pad 19 is fixed on the outer wall of the rotating plate 18, and the two ends of the two splints 13 are fixed with mounting plates 14, and a plurality of mounting holes 15 are provided in the two mounting plates 14. Limiting plates 10 are fixed on both sides of the bottom end of the protective box 1, and the bottom end of the limiting plate 10 passes through the bottom plate 7 and is fixed with a baffle 11, and a movable groove 12 matching the limiting plate 10 is provided in the bottom plate 7.

[0024] The effect achieved by the entire embodiment 2 is that the user rotates the rotating plate 18, which drives the connecting column 17 to rotate, thereby driving the bidirectional screw 1601 to rotate, so that the two movable plates 1602 move toward each other under the limit of the limit column 1603, thereby driving the two clamping plates 13 to move toward each other, so that the modified whole can be clamped and installed in a certain place, and through the setting of the mounting plate 14 and the mounting hole 15, when the clamping installation is limited, the mounting plate 14 and the mounting hole 15 can also be used for screw installation, which is more practical.

[0025] Working principle: When the device is used, through the setting of the first spring 4 and the first damper 5, and the first spring 4 and the first damper 5 are arranged around the support plate 2, when the protective box 1 is collided, the first spring 4 and the first damper 5 can perform lateral shock absorption on the servo driver body 3 on the support plate 2, and through the setting of the second spring 8 and the second damper 9, the protective box 1 as a whole can be vertically shock-absorbed, and the shock absorption effect is better. The user rotates the rotating plate 18 to drive the connecting column 17 to rotate, thereby driving the bidirectional screw 1601 to rotate, so that the two movable plates 1602 move toward each other under the limit of the limit column 1603, thereby driving the two clamping plates 13 to move toward each other, so that the modified whole can be clamped and installed in a certain place, and through the setting of the mounting plate 14 and the mounting hole 15, when the clamping installation is limited, the mounting plate 14 and the mounting hole 15 can also be used for screw installation.

[0026] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A servo drive anti-vibration device, comprising a protection box (1), characterized in that: The protective box (1) is provided with a support plate (2), the top of which is provided with a servo drive body (3), the bottom of which is provided with a first spring (4), the end of which is away from the support plate (2) being fixed to the inner wall of the protective box (1), a first damper (5) being installed in each first spring (4) between the protective box (1) and the support plate (2), a fixed block (6) being fixed at the bottom of the protective box (1), a bottom plate (7) being provided below the fixed block (6), a plurality of second springs (8) being fixed between the bottom plate (7) and the fixed block (6), a second damper (9) being installed on the inner side of each second spring (8) between the bottom plate (7) and the fixed block (6), clamping plates (13) being fixed on both sides of the bottom end of the bottom plate (7), a driving structure (16) for driving the two clamping plates (13) to move towards each other being provided in the bottom plate (7).

2. The anti-vibration device for a servo drive according to claim 1, characterized in that: The driving structure (16) comprises a bidirectional screw (1601) arranged in the base plate (7), both ends of the outer wall of the bidirectional screw (1601) are threadedly connected to a movable plate (1602), both ends of the two movable plates (1602) are slidably connected to a limiting column (1603), the bottom ends of the two movable plates (1602) are fixed with a connecting block (1604), and the bottom ends of the two connecting blocks (1604) pass through the base plate (7) and are respectively fixed to the two clamping plates (13).

3. The anti-vibration device for a servo drive according to claim 2, characterized in that: A connecting column (17) is fixed to one end of the bidirectional screw (1601); an end of the connecting column (17) away from the bidirectional screw (1601) passes through the bottom plate (7) and is fixed to a rotating plate (18); an end of the bidirectional screw (1601) away from the connecting column (17) is rotatably connected to the bottom plate (7); both ends of the limiting column (1603) are fixed to the bottom plate (7); and both sides of the bottom end of the bottom plate (7) are provided with sliding grooves (21) matching the connecting block (1604).

4. The anti-vibration device for a servo drive according to claim 3, characterized in that: A groove (20) is formed at one end of the bottom plate (7), the rotating plate (18) is arranged in the groove (20), and a friction-enhancing pad (19) is fixed on the outer wall of the rotating plate (18).

5. The anti-vibration device for a servo drive according to claim 1, characterized in that: A mounting plate (14) is fixed to the opposite ends of the two clamping plates (13), and a plurality of mounting holes (15) are provided in the two mounting plates (14).

6. The anti-vibration device for a servo drive according to claim 1, characterized in that: Limiting plates (10) are fixed on both sides of the bottom end of the protection box (1), the bottom end of the limiting plate (10) passes through the bottom plate (7) and is fixed with a baffle (11), and a movable groove (12) matching the limiting plate (10) is provided in the bottom plate (7).

Images