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CN-224230919-U - Terminal pin needle deformation detection equipment

CN224230919UCN 224230919 UCN224230919 UCN 224230919UCN-224230919-U

Abstract

The utility model relates to the field of terminal detection equipment, in particular to terminal pin needle deformation detection equipment. Comprises a terminal jig and a detection component. The terminal jig comprises a terminal jig, wherein the surface of the terminal jig is provided with a carrying cavity, the carrying cavity is used for positioning a terminal and enabling the top end of a pin needle of the terminal to be exposed, a detection assembly is provided with a probe and a blocking mechanism, the blocking mechanism is arranged around the probe and comprises a body, the body is provided with a blocking groove, the width of the blocking groove is not larger than a first extreme value, a blocking sheet is fixed in the blocking groove, the top end of the blocking sheet is in contact with the middle of the probe, and the thickness of the blocking sheet is not smaller than a second extreme value. According to the pin needle bifurcation structure, the blocking grooves in the blocking mechanism are matched with the blocking pieces in a coordinated manner, so that the distance between two points at the outer wall and the distance between two points at the inner wall of the pin needle bifurcation structure are detected. And the automatic feedback of the pin needle deformation detection result is realized by combining whether a probe-pin needle-receiving end current loop is formed.

Inventors

  • WANG LITAO
  • HAN QIAO

Assignees

  • 苏州精爪机器人有限公司

Dates

Publication Date
20260512
Application Date
20250430

Claims (7)

  1. 1. Terminal pin needle deformation check out test set, characterized in that includes: A carrying cavity is arranged on the surface of the terminal jig (2) and is used for positioning the terminal and exposing the top end of the pin needle of the terminal; a detection assembly (3) having a probe (31) and a blocking mechanism (32); the blocking mechanism (32) is arranged around the probe (31) and comprises a body (321), a blocking groove (322) is formed in the body (321), and the width of the blocking groove (322) is not larger than a first extreme value; A blocking plate (323) is fixed in the blocking groove (322), the top end of the blocking plate (323) contacts the middle part of the probe (31), and the thickness of the blocking plate (323) is not smaller than a second extreme value.
  2. 2. The terminal pin needle deformation detection device according to claim 1, comprising a bracket (1), wherein a driving mechanism (4) is arranged on the bracket (1), and an execution end of the driving mechanism (4) is connected with the detection assembly (3) or the terminal jig (2) and is used for driving the detection assembly (3) and the terminal jig (2) to be close to or far away from each other.
  3. 3. The terminal pin needle deformation detection device according to claim 2, wherein the probe (31) can send out an electrical signal, a receiving end is arranged on the terminal jig (2), the receiving end is arranged corresponding to the pin needle and is electrically connected with the pin needle, and the electrical signal sent out by the probe (31) can be received by the receiving end through the pin needle when the probe is abutted against the pin needle.
  4. 4. The terminal pin needle deformation detection device according to claim 2, wherein the driving mechanism (4) adopts a cylinder, and the cylinder drives the detection assembly (3) to perform linear motion along a direction perpendicular to the terminal jig (2).
  5. 5. A terminal pin needle deformation detection device according to claim 1, characterized in that the probe (31) comprises a probe rod (311) and a probe head (312), the probe rod (311) and the probe head (312) are connected through an elastic piece, and when the probe head (312) is subjected to external axial force, the elastic piece can be compressed and axially displaced.
  6. 6. A terminal pin needle deformation detection device according to claim 3, characterized in that the receiving end is configured as a further probe (31).
  7. 7. The terminal pin needle deformation detection device according to claim 1, wherein the detection assembly (3) and the terminal jig (2) are provided in plural correspondingly.

Description

Terminal pin needle deformation detection equipment Technical Field The utility model relates to the field of terminal detection equipment, in particular to terminal pin needle deformation detection equipment. Background In the field of electronic connector manufacturing, pin needles of Y-branch structure mounted on terminals are usually formed by stamping from metal sheets. Due to material characteristics and manufacturing process limitations, the pin needle is easily subjected to mechanical external force (such as stamping, vibration, transmission collision and the like) in the terminal assembly process, so that the bifurcation structure is expanded outwards or buckled inwards to deform. When the degree of deformation is too great, the pin needle will not achieve a stable electrical connection function. The traditional detection method relies on manual visual or simple on-off test, has the problems of low efficiency and high omission factor, cannot accurately quantify the deformation range, causes unqualified products to flow into subsequent links, increases repair cost and even causes the reliability risk of terminal products. Therefore, there is a need for an automatic, high-precision deformation detection device that can identify the deformation state of the pin needle bifurcation structure in real time during the manufacturing process, and ensure the product quality. Disclosure of utility model The utility model aims to provide terminal pin needle deformation detection equipment so as to solve the problem that the degree of deformation of a pin needle on a terminal is difficult to detect in the prior art. The technical scheme of the utility model is that the terminal pin needle deformation detection equipment comprises: The surface of the terminal jig is provided with a carrying cavity which is used for positioning the terminal and exposing the top end of the pin needle of the terminal; A detection assembly having a probe and a blocking mechanism; The blocking mechanism is arranged around the probe and comprises a body, wherein a blocking groove is formed in the body, and the width of the blocking groove is not larger than a first extreme value; A blocking piece is fixed in the blocking groove, the top end of the blocking piece contacts the middle of the probe, and the thickness of the blocking piece is not smaller than the second extreme value. Preferably, the device comprises a support, wherein a driving mechanism is arranged on the support, and an execution end of the driving mechanism is connected with the detection assembly or the terminal jig and used for driving the detection assembly and the terminal jig to be close to or far away from each other. Preferably, the probe can emit an electric signal, the terminal jig is provided with a receiving end, the receiving end is arranged corresponding to the pin needle and is electrically connected with the pin needle, and when the probe is abutted to the pin needle, the electric signal emitted by the probe can be received by the receiving end through the pin needle. Preferably, the driving mechanism adopts an air cylinder, and the air cylinder drives the detection assembly to do linear motion along the direction vertical to the terminal jig. Preferably, the probe comprises a probe rod and a probe, wherein the probe rod is connected with the probe through an elastic piece, and when the probe is subjected to external axial acting force, the elastic piece can be compressed and axially displaced. Preferably, the receiving end is configured as a further probe. Preferably, the detection assembly and the terminal jig are correspondingly arranged in a plurality. Compared with the prior art, the pin needle bifurcation structure has the advantages that the distance between two points at the outer wall and two points at the inner wall of the pin needle bifurcation structure is detected respectively through the cooperation of the blocking groove and the blocking piece in the blocking mechanism. And the automatic feedback of the pin needle deformation detection result is realized by combining whether a probe-pin needle-receiving end current loop is formed. Drawings The utility model is further described below with reference to the accompanying drawings and examples: Fig. 1 is a first view angle structural diagram of a terminal pin needle deformation detection device according to the present utility model; fig. 2 is a second view angle structural diagram of the terminal pin needle deformation detection device according to the present utility model; FIG. 3 is a view in the direction A of FIG. 1; FIG. 4 is a diagram showing the relationship between the barrier sheet and the probe according to the present utility model; FIG. 5 is a schematic diagram of two detected ends on the pin needle according to the present utility model; Wherein: 1, a bracket, 2, a terminal jig, 3, a detection component, 31, a probe, 311, a probe rod, 312, a probe, 32, a blocking mechanism, 321, a