一种铆接高度检测装置
By combining Keyence displacement sensors and lifting cylinders with a PLC control system, the automatic and accurate detection of rivet height has been achieved, solving the problems of low efficiency and unstable accuracy of traditional manual inspection, and improving production efficiency and product quality.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- 苏州博特蒙电机有限公司
- Filing Date
- 2025-08-19
- Publication Date
- 2026-07-17
AI Technical Summary
Traditional manual methods for detecting rivet height are inefficient, have inconsistent accuracy, and are costly, making them unsuitable for automated production lines.
By employing a combination of Keyence displacement sensors, lifting cylinders, and contouring fixtures, along with a PLC control system, the system achieves automated and precise detection of rivet height and intercepts defective products through an automatic alarm function.
It achieves high-precision, automated detection of rivet height, improving production efficiency, reducing labor costs, and ensuring product quality consistency and safety.
Smart Images

Figure CN224517740U_ABST
Abstract
Claims
1. A rivet height detection device, comprising a rotor workpiece (5) and a rivet body (6) arranged on the upper end of the rotor workpiece (5), characterized in that: It also includes a lifting cylinder (3) disposed on one side of the rotor workpiece (5). The upper output shaft of the lifting cylinder (3) is provided with a cylinder connecting plate (1) driven by the lifting cylinder (3) for lifting. A sensor fixing fixture (8) is provided at the top of one end of the cylinder connecting plate (1). A Keyence displacement sensor (7) is installed at the upper end of the sensor fixing fixture (8). A contouring fixture fixing block (9) corresponding to the Keyence displacement sensor (7) is provided at the bottom of one end of the cylinder connecting plate (1). The tooling fixing block (9) has a through groove (15) on its inner side. The cylinder connecting plate (1) and the sensor fixing tooling (8) have corresponding mounting grooves (17), and the mounting grooves (17) correspond to the through grooves (15). The lower inner side of the through groove (15) is vertically and movably provided with a rivet conformal telescopic tooling (13) adapted to the rivet body (6). One end of the Keyence displacement sensor (7) is provided with a sensor detection end (16) that passes through the mounting groove (17) and extends to the inner side of the through groove (15).
2. The rivet height detection device according to claim 1, characterized by: The upper outer side of the rivet-shaped telescopic tool (13) is provided with a first limiting block (14) with a diameter larger than that of the rivet-shaped telescopic tool (13), and the cross section of the through groove (15) is "T" shaped.
3. The rivet height detection device of claim 1, wherein: A convex ring (20) is provided on the outer side of one end of the sensor detection end (16), and a flange (18) located above the convex ring (20) is provided on the inner wall of the mounting groove (17). An elastic element (19) is provided between the convex ring (20) and the flange (18).
4. The rivet height detection device of claim 1, wherein: It also includes an installation mechanism, which includes a pad (4) disposed on one side of the lifting cylinder (3), an equipment connecting plate (2) disposed on one side of the pad (4), and a clamping block (12) fixed to one end of the equipment connecting plate (2) away from the pad (4) by bolts. A circular hole is formed between the equipment connecting plate (2) and the clamping block (12), and a connecting column (11) is disposed in the circular hole. The inner wall of the circular hole is provided with a limiting groove (22), and the side wall of the device connecting seat (10) is provided with a second limiting block (21) that is adapted to the limiting groove (22), and the second limiting block (21) is inserted into the limiting groove (22).
5. The rivet height detection device of claim 4, wherein: The limiting grooves (22) are arranged opposite to each other, and the inner wall of the limiting grooves (22) is provided with a groove (23). A rotating shaft is rotatably provided on the inner side of the groove (23), and a self-locking arm (24) is installed on the rotating shaft. A torsion spring (25) is provided between the end of the rotating shaft and the inner wall of the groove (23). The self-locking arm (24) is inclined, and there are two self-locking arms (24) on the same side. The two self-locking arms (24) on the same side are inclined in opposite directions.
6. The rivet height detection device of claim 5, wherein: The self-locking arm (24) is provided with a roller at the end away from the torsion spring (25), and the roller is used to abut against the side wall of the second limiting block (21).