Servo motor wire outlet structure

Abstract

The utility model discloses a servo motor wire outlet structure, comprising a wire pressing cover, the wire pressing cover is fixed outside a servo motor body, the wire pressing cover comprises a first threading hole and a second threading hole, a sealing ring is arranged in the first threading hole, a gasket is arranged outside a cover plate pedestal at the lower part of the wire pressing cover at the outer side of the second threading hole, and the sealing ring is arranged in the gasket. A cable anti-pulling positioning seat is arranged outside the second threading hole, the cable anti-pulling positioning seat is provided with a fixed clamping block and a movable clamping block, the cable anti-pulling positioning seat is arranged on the outer side of the second threading hole, and the fixed clamping block and the movable clamping block are arranged in the cable anti-pulling positioning seat. The movable clamping block is elastically and slidably arranged in the cable anti-pulling positioning seat through a guide rod, a guide sliding block and a spring, so that the outer part of the cable penetrating through the second threading hole can be clamped and fixed, and the phenomenon that the cable is pulled by external force to move relative to the cable pressing cover to cause the falling of a wiring part when the cable is used is prevented; and the safety of outgoing line use of the servo motor can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of servo motors, in particular to a servo motor outlet structure. Background Art

[0002] A servo motor is an electric motor that drives mechanical components in a servo system. It is a controllable mechanical electromagnetic device that performs electromechanical energy conversion and signal conversion for precision motion control. The servo motor can very accurately reproduce the position, speed and torque commands required by the host computer under controlled conditions to drive the load object. In automatic control systems, servo motors are used as actuators and have the characteristics of small electromechanical time constant, strong overload capacity and high linearity. The existing servo motor outlet box is directly installed between the motor through a sealing gasket, using only one layer of sealing, and its sealing performance needs to be further improved.

[0003] A servo motor outlet structure with application number 202321158095.0 in the prior art includes a wire crimping cover and a base, a sealing ring is arranged between the wire crimping cover and the base, the sealing ring is arranged as an L-shaped structure, a wire outlet hole is provided on the sealing ring, and a groove is provided at the wire outlet hole. In the utility model, the wire crimping cover is provided with a groove at the wire outlet hole, and the groove is sealed by the sealing ring of the L-shaped structure, and a protrusion that cooperates with the card slot is provided on the inner wall of the wire crimping cover, thereby improving the sealing effect at the outlet; silicone is applied between the wire crimping cover and the sealing ring, and silicone is applied at the outlet hole of the sealing ring, thereby further improving the sealing effect, but the cable passing through the wire crimping cover cannot be clamped and fixed, and when the cable is used, it is pulled by an external force and moves relative to the wire crimping cover, causing the connection to fall off, which affects the safety of the high servo motor outlet. Utility Model Content

[0004] The purpose of the utility model is to provide a servo motor lead-out structure to solve the problem that the prior art cannot clamp and fix the cables passing through the wire crimping cover, and when the cables are used, they are pulled by external force and move relative to the wire crimping cover, causing the connection to fall off, thus affecting the safety of the use of the servo motor lead-out.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a servo motor wire outlet structure, including a wire crimping cover, which is fixed to the outside of the servo motor body by bolts, and the wire crimping cover includes a first wire threading hole and a second wire threading hole, the inner wall of the first wire threading hole is provided with a sealing ring, and the outside of the cover base of the lower part of the wire crimping cover outside the second wire threading hole is provided with a gasket, the outside of the second wire threading hole is provided with a cable anti-pull positioning seat, and the cable anti-pull positioning seat is provided with a fixed clamp block and a movable clamp block, and the cable anti-pull positioning seat on one side of the movable clamp block has a locking bolt in the inner thread.

[0006] Furthermore, a mounting groove is provided on the lower side of the wire pressing cover, and a mounting seat and screws are passed through the outer side of the cable anti-pulling positioning seat.

[0007] Furthermore, one side of the fixed clamping block and the movable clamping block in the cable anti-pull positioning seat is provided with an arc groove, and the inner wall of the arc groove is provided with a protective layer.

[0008] Furthermore, a limiting slide groove is provided on the inner wall of one end of the cable anti-pull positioning seat, a guide rod is provided on the inner wall of the limiting slide groove, and one end of the movable clamp is slidably arranged with the guide rod through a guide slider.

[0009] Furthermore, both ends of the guide sliding block are slidably arranged with the limiting sliding groove, and a spring is sleeved on the outer side of one end of the guide rod away from the movable clamping block.

[0010] Furthermore, the guide rods and springs are symmetrically arranged in two groups with respect to the guide slider, and one end of the movable clamp is slidably arranged in a through hole inside the cable anti-pull positioning seat.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The utility model is provided with a cable anti-pull positioning seat on the outside of the second threading hole, and a fixed clamping block and a movable clamping block are arranged in the cable anti-pull positioning seat, and the movable clamping block is elastically slidably arranged in the cable anti-pull positioning seat through a guide rod, a guide slider and a spring, so that the outside of the cable passing through the second threading hole can be clamped and fixed, preventing the cable from being pulled by external force when in use and causing the relative pressure cover to move and cause the wiring to fall off, which is beneficial to improving the safety of the servo motor output line.

[0013] 2. The utility model provides arc grooves on one side of the fixed clamp block and the movable clamp block in the cable anti-pull positioning seat, and the inner wall of the arc groove is provided with a protective layer, which increases the damping property of the inner wall of the fixed clamp block and the movable clamp block, and is beneficial to improving the stability of the fixed clamp block and the movable clamp block clamped and fixed to the outside of the cable, and the inner thread of the cable anti-pull positioning seat on one side of the movable clamp block is provided with a locking bolt, so that the movable clamp block can be moved to the side close to the fixed clamp block by rotating the locking bolt for compression and locking, thereby further improving the stability of the fixed clamp block and the movable clamp block clamped and fixed to the outside of the cable. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

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

[0016] Figure 2 This is a schematic diagram of the internal structure of the wire crimping cover of the utility model;

[0017] Figure 3 This is a schematic diagram of the cable anti-pull positioning seat structure of the utility model;

[0018] Figure 4 It is a schematic diagram of the structure of the movable clamping block of the utility model.

[0019] In the figure: 1. Wire crimping cover; 2. Sealing ring; 3. Cover base; 4. Washer; 5. Cable; 6. Mounting groove; 7. First threading hole; 8. Second threading hole; 9. Cable anti-pull positioning seat; 10. Arc groove; 11. Mounting seat; 12. Screw; 13. Fixed clamp block; 14. Movable clamp block; 15. Guide slider; 16. Limiting slide groove; 17. Spring; 18. Guide rod; 19. Locking bolt; 20. Servo motor body. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 In the embodiment of the utility model, a servo motor outlet structure includes a wire crimping cover 1, which is fixed to the outside of the servo motor body 20 by bolts. The wire crimping cover 1 includes a first wire threading hole 7 and a second wire threading hole 8. The inner wall of the first wire threading hole 7 is provided with a sealing ring 2, and the cover base 3 at the lower part of the wire crimping cover 1 outside the second wire threading hole 8 is provided with a gasket 4 outside, which is convenient for improving the sealing and stability of the wire crimping cover 1 and the cable 5. The lower side of the wire crimping cover 1 is provided with a mounting groove 6, and the outer side of the cable anti-pull positioning seat 9 is passed through a mounting seat 11 and a screw 12, and the cable anti-pull positioning seat 9 is provided with a fixed clamping block 13 and a movable clamping block 14. The cable anti-pull positioning seat 9 on one side of the movable clamping block 14 is provided with a locking bolt 19, so that the movable clamping block 14 can be moved to the side close to the fixed clamping block 13 by rotating the locking bolt 19 to be pressed and locked, thereby further improving the stability of the fixed clamping block 13 and the movable clamping block 14 clamped and fixed to the outside of the cable.

[0022] like Figure 3 and Figure 4As shown, in order to improve the stability of the fixed clamp block 13 and the movable clamp block 14 clamped to the outside of the cable, an arc groove 10 is opened on one side of the fixed clamp block 13 and the movable clamp block 14 in the cable anti-pull positioning seat 9, and a protective layer is provided on the inner wall of the arc groove 10, which increases the damping property of the inner wall of the fixed clamp block and the movable clamp block, which is beneficial to improve the stability of the fixed clamp block 13 and the movable clamp block 14 clamped to the outside of the cable.

[0023] like Figure 3 In order to prevent the cable 5 from being pulled by external force when in use and causing the internal wiring to fall off, a limited sliding groove 16 is provided on the inner wall of one end of the cable anti-pull positioning seat 9, and a guide rod 18 is provided on the inner wall of the limited sliding groove 16. One end of the movable clamping block 14 is slidably arranged with the guide rod 18 through the guide slider 15, and the two ends of the guide slider 15 are slidably arranged with the limited sliding groove 16. A spring 17 is sleeved on the outer side of the end of the guide rod 18 away from the movable clamping block 14, which is convenient for elastically sliding one end of the movable clamping block 14 in the cable anti-pull positioning seat 9. The guide rod 18 and the spring 17 are symmetrically provided with two groups about the guide slider 15. One end of the movable clamping block 14 is slidably arranged in the through hole inside the cable anti-pull positioning seat 9, and the outside of the cable 5 passing through the second threading hole 8 can be clamped and fixed, so as to prevent the cable 5 from being pulled by external force when in use and causing the internal wiring to fall off, which is beneficial to improving the safety of the servo motor output line.

[0024] The working principle and use process of the utility model are as follows: when in use, a cable anti-pull positioning seat 9 is provided on the outer side of the second threading hole 8 through the wire crimping cover 1, and a fixed clamping block 13 and a movable clamping block 14 are provided in the cable anti-pull positioning seat 9, and the movable clamping block 14 is elastically slidably arranged in the cable anti-pull positioning seat 9 through a guide rod 18, a guide slider 15 and a spring 17, so that the outside of the cable 5 passing through the second threading hole 8 can be clamped and fixed, preventing the cable 5 from being pulled by external force and moving relative to the wire crimping cover 1 when in use, causing the internal wiring to fall off, which is beneficial to improving the safety of the use of the servo motor output line.

[0025] 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 servo motor outlet structure, comprising a wire pressing cover (1), characterized in that: The wire crimping cover (1) is fixed to the outside of the servo motor body (20) by bolts, and the wire crimping cover (1) includes a first wire threading hole (7) and a second wire threading hole (8), the inner wall of the first wire threading hole (7) is provided with a sealing ring (2), the lower part of the wire crimping cover (1) outside the second wire threading hole (8) is provided with a gasket (4), the outer side of the second wire threading hole (8) is provided with a cable anti-pull positioning seat (9), and the cable anti-pull positioning seat (9) is provided with a fixed clamping block (13) and a movable clamping block (14), and the cable anti-pull positioning seat (9) on one side of the movable clamping block (14) is provided with a locking bolt (19) through the internal thread.

2. A servo motor outlet structure according to claim 1, characterized in that: The lower side of the wire pressing cover (1) is provided with a mounting groove (6), and the outer side of the cable anti-pull positioning seat (9) passes through a mounting seat (11) and a screw (12).

3. A servo motor outlet structure according to claim 1, characterized in that: An arc-shaped groove (10) is provided on one side of the fixed clamping block (13) and the movable clamping block (14) in the cable anti-pull positioning seat (9), and a protective layer is provided on the inner wall of the arc-shaped groove (10).

4. A servo motor lead-out structure according to claim 3, characterized in that: A limiting slide groove (16) is provided on the inner wall of one end of the cable anti-pull positioning seat (9), a guide rod (18) is provided on the inner wall of the limiting slide groove (16), and one end of the movable clamping block (14) is slidably arranged with the guide rod (18) via a guide slider (15).

5. A servo motor outlet structure according to claim 4, characterized in that: The two ends of the guide slide block (15) are slidably arranged with the limiting slide groove (16), and a spring (17) is sleeved on the outer side of one end of the guide rod (18) away from the movable clamping block (14).

6. A servo motor outlet structure according to claim 5, characterized in that: The guide rod (18) and the spring (17) are symmetrically arranged in two groups with respect to the guide slider (15); one end of the movable clamp (14) is slidably arranged in a through hole inside the cable anti-pull positioning seat (9).

Images