CN-122007275-A - Automatic adjustable pin bending mechanism

CN122007275ACN 122007275 ACN122007275 ACN 122007275ACN-122007275-A

Abstract

The invention provides an automatic adjustable pin bending mechanism which comprises a horizontal alignment adjusting module, an up-down alignment adjusting module and a bending module, wherein the bending module comprises a base frame, a pressing clamping unit and an arc bending assembly driven by a servo motor, the bending assembly forms an inner-outer cooperative guide structure through a gear plate, an arc chute and an arc groove, and a bending block with an adjustable correction block is arranged. The invention can realize high-precision and high-stability bending of the pins with multiple specifications, and improves the compatibility of products and the bending qualification rate.

Inventors

ZHANG FAN
LI ZHENQI
CHEN ZHILIN
HUANG QINGFANG
LIU PINGCHUAN

Assignees

厦门精合电气自动化有限公司

Dates

Publication Date: 20260512
Application Date: 20260206

Claims (9)

1. The automatic pin bending mechanism is characterized by comprising a horizontal alignment adjusting module, an up-down alignment adjusting module and a bending module, wherein the horizontal alignment adjusting module is used for controlling the up-down alignment adjusting module to move in the horizontal direction, and the up-down alignment adjusting module is used for controlling the bending module to move in the vertical direction; The module of bending includes: The base frame is provided with a supporting seat which is used for bearing and supporting the straight section of the pin; The pressing clamping unit is arranged above the supporting seat, is matched with the supporting seat, clamps and fixes the straight section of the pin, and enables the bending section of the pin to be exposed; and the bending assembly is arranged on the base frame and used for driving the bending section of the pin to bend relative to the straight section.
2. The automatic adjustable pin bending mechanism according to claim 1, wherein the bending assembly comprises a bending motor, a transmission gear, a gear plate, a mounting block and a bending block, Wherein, the base frame is provided with an arc chute, the axial lead of which coincides with the rotation center of the pin bending, the gear plate is in sliding fit with the arc-shaped chute; The bending motor is arranged on one side of the base frame, and the output end of the bending motor is connected with the transmission gear; arc teeth meshed with the transmission gear are arranged on one side of the gear plate in an arc shape; the mounting block is fixedly connected with the gear plate, a bending block is mounted on the mounting block, and the end part of the bending block initially abuts against the bending section of the pin; the gear plate moves along the track of the arc chute under the drive of the bending motor, and then the bending block is driven by the mounting block to rotate in an arc shape around the axial lead of the arc chute, so that bending of the pin bending section is realized.
3. The automatic adjustable pin bending mechanism according to claim 2, wherein an arc-shaped groove is formed in the base frame, the axis of the arc-shaped surface of the arc-shaped groove coincides with the axis of the arc-shaped chute, and the mounting block is slidably connected to the arc-shaped surface of the arc-shaped groove.
4. The automatically adjustable pin bending mechanism of claim 3, further comprising a plurality of rollers, wherein the pinion plate is slidably engaged with the arcuate slot by the rollers.
5. The automatic adjustable pin bending mechanism of claim 4, further comprising a follower plate mounted on a side of the mounting block remote from the gear plate, the roller connection being disposed between the follower plate and the gear plate.
6. The automatic adjustable pin bending mechanism according to claim 2, wherein a groove is formed in the bending block, a correction block is movably arranged in the groove in an adjusting mode, a correction groove is formed in the correction block, and the correction groove is matched with the pin.
7. The automatic adjustable pin bending mechanism according to claim 6, wherein two correction blocks are provided, strip-shaped holes are formed in the correction blocks, and the correction blocks are mounted on the bending blocks through bolts passing through the strip-shaped holes.
8. The automatic adjustable pin bending mechanism according to claim 1, wherein the pressing and clamping unit comprises a driving cylinder and a pressing block, the driving cylinder is mounted on the base frame, the output end of the driving cylinder is in transmission connection with the pressing block through a connector, and a sliding pair is connected between the pressing block and the base frame.
9. The automatic adjustable pin bending mechanism according to claim 8, wherein the pressing block is L-shaped, and an end portion of the pressing block, which is close to a rotation center of pin bending, is arc-shaped.

Description

Automatic adjustable pin bending mechanism Technical Field The invention relates to the technical field of automatic equipment, in particular to an automatic adjustable pin bending mechanism. Background In the field of electronic accessories, pin bending is a key process link for realizing reliable electronic connection, a traditional bending mechanism generally adopts a pneumatic driving mode, meanwhile, compatibility is low and can only aim at a single product, and the pin bending has the compatibility requirement of a plurality of products, and the compatibility is required to be not impaired, and the pneumatic driving mode is easy to influence precision due to air pressure fluctuation and does not meet the requirements. In view of the above, the applicant has studied the prior art and has made the present application. Disclosure of Invention The invention provides an automatic adjustable pin bending mechanism, which aims to improve at least one of the technical problems. In order to solve the technical problems, the invention provides an automatic adjustable pin bending mechanism, which comprises a horizontal alignment adjusting module, an up-down alignment adjusting module and a bending module, wherein the horizontal alignment adjusting module is used for controlling the up-down alignment adjusting module to move in the horizontal direction, the up-down alignment adjusting module is used for controlling the bending module to move in the vertical direction, and the bending module comprises: The base frame is provided with a supporting seat which is used for bearing and supporting the straight section of the pin; The pressing clamping unit is arranged above the supporting seat, is matched with the supporting seat, clamps and fixes the straight section of the pin, and enables the bending section of the pin to be exposed; and the bending assembly is arranged on the base frame and used for driving the bending section of the pin to bend relative to the straight section. As further optimization, the bending component comprises a bending motor, a transmission gear, a gear plate, a mounting block and a bending block, Wherein, the base frame is provided with an arc chute, the axial lead of which coincides with the rotation center of the pin bending, the gear plate is in sliding fit with the arc-shaped chute; The bending motor is arranged on one side of the base frame, and the output end of the bending motor is connected with the transmission gear; arc teeth meshed with the transmission gear are arranged on one side of the gear plate in an arc shape; the mounting block is fixedly connected with the gear plate, a bending block is mounted on the mounting block, and the end part of the bending block initially abuts against the bending section of the pin; the gear plate moves along the track of the arc chute under the drive of the bending motor, and then the bending block is driven by the mounting block to rotate in an arc shape around the axial lead of the arc chute, so that bending of the pin bending section is realized. As further optimization, an arc-shaped groove is formed in the base frame, the axial lead of the arc-shaped surface of the arc-shaped groove is coincident with the axial lead of the arc-shaped chute, and the mounting block is slidably connected to the arc-shaped surface of the arc-shaped groove. As a further optimization, the device further comprises a plurality of rollers, and the gear plate is in sliding fit with the arc-shaped sliding groove through the rollers. As a further optimization, the device further comprises a follower plate, wherein the follower plate is installed on one side, far away from the gear plate, of the installation block, and the roller is connected and arranged between the follower plate and the gear plate. As further optimization, the bending block is provided with a groove, a correction block is movably arranged in the groove in a regulating manner, a correction groove is formed in the correction block, and the correction groove is matched with the pin. As further optimization, two correction blocks are arranged, strip-shaped holes are formed in the correction blocks, and the correction blocks penetrate through the strip-shaped holes through bolts to be mounted on the bending blocks. As further optimization, the pressing and clamping unit comprises a driving cylinder and a pressing block, the driving cylinder is mounted on the base frame, the output end of the driving cylinder is connected with the pressing block in a transmission manner through a connector, and a sliding pair is connected between the pressing block and the base frame. As further optimization, the pressing block is arranged in an L shape, and the end part of the pressing block, which is close to the rotating center of the pin bending, is arranged in an arc shape. By adopting the technical scheme, the invention can obtain the following technical effects: The automatic adjustable pin bending mechanism provi