Search

CN-121989182-A - Screw locking device

CN121989182ACN 121989182 ACN121989182 ACN 121989182ACN-121989182-A

Abstract

A screw locking device comprises a positioning rod, a clamping jaw and a locking batch head, wherein the positioning rod is arranged in the vertical direction and comprises a through hole, the clamping jaw is used for clamping and fixing screws, and the locking batch head is movably arranged in the through hole.

Inventors

  • CHEN XINJIAN
  • HUANG PINRUI

Assignees

  • 中达电子(江苏)有限公司

Dates

Publication Date
20260508
Application Date
20241104

Claims (12)

  1. 1.A screw locking device, which comprises a screw locking device, characterized by comprising: the positioning rod is arranged along the vertical direction and comprises a through hole; A clamping jaw for clamping and fixing the screw, and The locking batch head is movably arranged in the through hole.
  2. 2. The screw lock attachment device of claim 1, wherein the through hole comprises: A first through hole having a first diameter, and A second through hole communicating with the first through hole and having a second diameter, the first diameter being smaller than the second diameter; The positioning rod is provided with a screw positioning surface along the horizontal direction at the communication position of the first through hole and the second through hole.
  3. 3. The screw attachment device of claim 2, wherein the attachment head is movably disposed within the first through bore.
  4. 4. A screw attachment according to claim 3, wherein the first through hole has at least one recess in an inner wall thereof.
  5. 5. The screw lock attachment device according to claim 2, wherein the second through hole has a chamfer on an inner wall end surface thereof.
  6. 6. The screw attachment device of claim 2, wherein the clamping jaw clamps the screw when the screw abuts the screw locating surface.
  7. 7. The screw lock attachment device of claim 2, wherein the clamping jaw comprises: A first clamping jaw comprising a first body portion and a first clamping jaw portion, and A second clamping jaw comprising a second body portion and a second clamping jaw portion, The first clamping claw part and the second clamping claw part are respectively provided with an arc-shaped inclined plane and an arc-shaped vertical plane, and the arc-shaped inclined plane is used for being attached to and fixing the nut of the screw.
  8. 8. The screw locking device according to claim 7, wherein a first notch and a second notch are provided around the second through hole of the positioning rod, and the first clamping claw portion and the second clamping claw portion clamp the screw via the first notch and the second notch, respectively.
  9. 9. The screw lock attachment device of claim 7, further comprising a jaw cylinder, the jaw being disposed on the jaw cylinder.
  10. 10. The screw locking device according to claim 9, further comprising a limiting device disposed on the jaw cylinder, comprising a first limiting portion and a second limiting portion disposed opposite and apart from each other in a horizontal direction, wherein the first limiting portion and the second limiting portion are respectively used for limiting a horizontal movement distance of the first jaw and the second jaw.
  11. 11. The screw lock attachment device according to claim 1, further comprising a fixing plate and a floating mechanism, wherein the positioning rod is fixedly connected with the floating mechanism, the floating mechanism is movably connected with the fixing plate through a spring, the floating mechanism can move in a vertical direction, and the spring is used for providing a tightening force when the screw is tightened against the screw hole.
  12. 12. The screw attachment device of claim 1, further comprising a camera for acquiring terminal location coordinates and screw hole location coordinates.

Description

Screw locking device Technical Field The present disclosure relates to the field of automated production, and in particular, to a screw locking device. Background In the current assembly process of electronic equipment, the wiring terminals are required to be locked and attached to corresponding screw hole positions through screws. The automatic locking device mainly comprises two conditions to be locked, wherein the first condition is that a wiring terminal is fixed at the position of a screw hole to be locked, the locking requirement can be met by common automatic locking in the market at present, the second condition is that the wiring terminal is not fixed at the screw hole to be locked, but is warped and floated, and because the wiring is soft, different wiring terminals can be positioned at different positions and different postures, and all automatic locking modes in the market at present cannot realize the automatic locking of the floating terminal head. Disclosure of Invention The present disclosure provides a screw locking device that can solve one or more of the drawbacks of the prior art. In order to achieve the above purpose, the present disclosure provides a screw locking device, which includes a positioning rod disposed along a vertical direction and including a through hole, a clamping jaw for clamping and fixing a screw, and a locking head movably disposed in the through hole. According to the embodiment of the scheme, the through hole comprises a first through hole and a second through hole, wherein the first through hole is provided with a first diameter, the second through hole is communicated with the first through hole and is provided with a second diameter, the first diameter is smaller than the second diameter, and the positioning rod is provided with a screw positioning surface along the horizontal direction at the communicating position of the first through hole and the second through hole. According to one embodiment of the present disclosure, the locking head is movably disposed in the first through hole. According to an embodiment of the present disclosure, at least one groove is disposed on an inner wall of the first through hole. According to an embodiment of the present invention, a chamfer is provided on an inner wall end surface of the second through hole. According to one embodiment, the clamping jaw clamps the screw when the screw abuts the screw locating surface. According to one embodiment of the scheme, the clamping jaw comprises a first clamping jaw and a second clamping jaw, wherein the first clamping jaw comprises a first body part and a first clamping claw part, the second clamping jaw comprises a second body part and a second clamping claw part, the first clamping claw part and the second clamping claw part are respectively provided with an arc-shaped inclined plane and an arc-shaped vertical plane, and the arc-shaped inclined plane is used for being attached to and fixing a nail cap of a screw. According to one embodiment of the present disclosure, a first notch and a second notch are disposed around the second through hole of the positioning rod, and the first clamping jaw portion and the second clamping jaw portion clamp the screw through the first notch and the second notch, respectively. According to one embodiment of the present disclosure, the screw locking device further includes a clamping jaw cylinder, and the clamping jaw is disposed on the clamping jaw cylinder. According to an embodiment of the present disclosure, the screw locking device further includes a limiting device disposed on the clamping jaw cylinder, including a first limiting portion and a second limiting portion disposed opposite to each other in a horizontal direction and spaced apart from each other, where the first limiting portion and the second limiting portion are respectively configured to limit a horizontal movement distance of the first clamping jaw and the second clamping jaw. According to an embodiment of the present disclosure, the screw locking device further includes a fixing plate and a floating mechanism, the positioning rod is fixedly connected with the floating mechanism, the floating mechanism is movably connected with the fixing plate through a spring, the floating mechanism can move in a vertical direction, and the spring is used for providing a tightening force when the screw is tightened to the screw hole. According to an embodiment of the present disclosure, the screw locking device further includes a camera, and the camera is used for obtaining the position coordinates of the connecting terminal and the position coordinates of the screw hole. The screw locking device can achieve automatic locking of the terminal, and effectively improves automation degree and assembly efficiency of terminal locking. Drawings In order to more clearly illustrate the technical solution of the present application, the following description will briefly explain the drawings that are re