CN114029876B - An electrical connector tightening angle measurement tool - Google Patents

Abstract

The invention discloses a tool for measuring the tightening angle of an electrical connector, which comprises force applying pliers, and further comprises: an angle measuring connecting piece and a digital display device assembly. In the present invention, jaws suitable for the layout and diameter of the main body of the electrical connector are provided on the force applying pliers, the appropriate jaws are selected to clamp the outside of the main body of the electrical connector through the force applying handle, and the position of the adapter rod is adjusted so that it faces The shaft of the force applying pliers is aligned and fixed firmly, and then the operator supports the force applying pliers with one hand and the component connected to the digital display device with one hand, after that, the operator tightens and rotates the main body of the electrical connector while keeping the digital display The device components remain still, and the digital display device components display the rotation angle on the digital display panel through the code disc angle sensor. During the rotation force process, the problem of automatically recording the rotation angle is achieved, and through the conversion of different interfaces, multiple postures are realized. Requirements for measuring the tightening angle between the spacecraft and the main body of the electrical connector under different working conditions of the electrical connector.

Description

An electrical connector tightening angle measuring tool

technical field

The invention relates to the technical field of spacecraft assembly, in particular to a tool for measuring the tightening angle of an electrical connector.

Background technique

The assembly requirements of spacecraft products are high, and some electrical connectors need to be tightened at a certain angle after they are plugged in. "Spacecraft Universal Electrical Connector Selection and Contact Assignment Requirements" stipulates that the CX2 electrical connector selected for the pyrotechnic device interface on the spacecraft is one of them. This type of electrical connector is responsible for the detonation of the pyrotechnics electrical connector. Function, which is often involved in spacecraft solar wings, antennas and other products, the tightening angle should be strictly controlled.

At present, the existing tools for measuring the tightening angle of electrical connectors still have deficiencies. In order to record the angle of rotation, the general tightening angle control generally uses wire cutters + angle dials. The specific method is that an operator wraps a protective white The wire pliers of the adhesive tape, the wire pliers clamp the electrical connector, and the dial made by another operator is placed in an appropriate position, that is, the center of the circle is coaxial with the center of the electrical connector; after that, after recording the initial position of the wire pliers, tighten the wire pliers Stop after corresponding to the angle, and the operation is simple, but there are disadvantages such as non-quantified angle control, low operation accuracy, and easy to be affected by the operating environment.

Contents of the invention

The object of the present invention is to provide a tool for measuring the tightening angle of an electrical connector in order to solve the above problems.

In order to achieve the above object, the present invention adopts the following technical solutions:

A tool for measuring the tightening angle of an electrical connector, comprising force applying pliers, and further comprising:

Angle measurement connector and digital display device assembly, the force applying clamp is interfaced by a clamping area, a connecting shaft, a force applying handle and an angle connector, and the digital display device assembly is composed of a frame main body, a code disc angle sensor, a digital display terminal 1. Angle measurement composition, the force applying clamp is provided with a jaw suitable for the main body layout and diameter of the electrical connector, the angle measuring connector is electrically connected with the force applying clamp and the angle sensor assembly respectively, and the digital display device assembly The sensor is electrically connected to the angle measurement connector, the main body of the electrical connector is electrically connected to the spacecraft, the top of the main body of the angle connector is fixedly connected to one end of the force-applying handle through a fixing pin, and the vertical end of the force-applying handle One side is slidably connected with a top wire, the outer wall of the top wire is sleeved with a spring, and one side of the top wire is inserted into the main body of the angle connector.

Preferably, the jaws of the force applying pliers are provided with six-sided clamping jaws matching the main body of the electrical connector, and at the same time, an interface is provided at the upper end of a force applying handle of the force applying pliers.

Preferably, the angle measuring connecting piece is not a straight rod, and a certain angle deviation is set at the position of the connecting part with the force applying clamp.

Preferably, the axis of the sensor can rotate on the axis of the digital display device assembly.

Preferably, a handle is movably connected to the outer wall on one side of the top wire.

In summary, owing to adopting above-mentioned technical scheme, the beneficial effect of the present invention is:

In this application, the jaws suitable for the layout and diameter of the main body of the electrical connector are set on the force applying pliers, the appropriate jaws are selected to clamp the outside of the main body of the electrical connector through the force applying handle, and the position of the transfer rod is adjusted so that it faces the same direction as the force applying lever. The shaft of the force pliers is aligned and fixed firmly, and then the operator supports the force pliers with one hand and the component connected to the digital display device with one hand, after that, the operator tightens and rotates the main body of the electrical connector while maintaining the digital display device The components remain stationary, and the digital display device components display the rotation angle on the digital display panel through the code disc angle sensor, which realizes that the spacecraft is in a closed state after the main body of the electrical connector is plugged in under different working conditions. During the process, the rotation angle is automatically recorded, which improves the measurement accuracy, and effectively solves the problem of automatically recording the rotation angle during the rotation force process when the main body of the electrical connector is in a closed state after being plugged in, effectively improving the rotation of the main body of the electrical connector. Angle control accuracy, and through the conversion of different interfaces, the requirements for measuring the tightening angle between the spacecraft and the main body of the electrical connector under different working conditions are realized.

Description of drawings

Fig. 1 shows a schematic structural diagram provided according to an embodiment of the present invention, the electrical connector and the jaws are in a horizontal state;

FIG. 2 shows an enlarged structural schematic view of an interface of an angle connector provided according to an embodiment of the present invention;

Fig. 3 shows a schematic structural diagram of an electrical connector provided according to an embodiment of the present invention in a vertical state to the jaws.

illustration:

1. Clamping area; 2. Connecting shaft; 3. Force application handle; 4. Angle connector interface; 401. Fixing pin; 402. Top wire; 403. Handle; 5. Angle connector body; 6. Frame body; 7. Digital display device components; 8. Electrical connector main body; 9. Spacecraft.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

Please refer to Fig. 1-3, the present invention provides a kind of technical scheme:

A tool for measuring the tightening angle of an electrical connector, comprising force applying pliers, and further comprising:

The angle measurement connector and the digital display device assembly 7, the force applying clamp is composed of the clamping area 1, the connecting shaft 2, the force applying handle 3 and the angle connector interface 4, the digital display device assembly 7 is composed of the frame main body 6, the code disc angle sensor, Composed of digital display terminal and angle measurement, the force applying clamp is provided with jaws suitable for the layout and diameter of the main body 8 of the electrical connector, and the angle measurement connector is electrically connected with the force applying clamp and the angle sensor component respectively, and the digital display device component 7 The sensor is electrically connected to the angle measuring connector, the electrical connector main body 8 is electrically connected to the spacecraft 9, the top of the angle connector main body 5 is fixedly connected to one end of the force applying handle 3 through a fixing pin 401, and one end of the force applying handle 3 is vertically connected. A top wire 402 is slidingly connected to the side, and a spring is sleeved on the outer wall of the top wire 402 , and one side of the top wire 402 is inserted into the main body 5 of the angle connector.

Specifically, as shown in the figure, the jaws of the force applying pliers are provided with six-sided clamping jaws matching the main body 8 of the electrical connector, and at the same time, an interface is provided at the upper end of a force applying handle 3 of the force applying pliers, which is convenient for disassembly and assembly. .

Specifically, as shown in the figure, the angle measurement connector is not a straight rod, and a certain angle deviation is set at the position of the connection part with the force applying clamp, so as to realize the rotation angle transmitted to the electrical connector main body 8 and the sensor in the digital display device assembly 7 The rotation angle is the same.

Specifically, as shown in the figure, the axis of the sensor can be rotated on the axis of the digital display assembly 7, and the angle can be measured through the rotation and displayed on the digital display panel.

Specifically, as shown in the figure, a handle 403 is movably connected to the outer wall on one side of the top wire 402 to facilitate the movement of the top wire 402 .

To sum up, in this embodiment, by setting the jaws suitable for the layout and diameter of the main body 8 of the electrical connector on the force applying pliers, selecting the appropriate jaws to clamp the outside of the electrical connector through the force applying handle 3, and adjusting the adapter The position of the lever is aligned with the axis of the force-applying pliers and fixed firmly, and then the operator supports the force-applying pliers with one hand and the connecting digital display device assembly 7 with the other hand; after that, the operator tightens and rotates the electrical connection The device main body 8, while keeping the digital display device assembly 7 still, the digital display device assembly 7 displays the rotation angle on the digital display panel through the code disc angle sensor, realizing the electrical connector of the spacecraft 9 under different working conditions When the main body 8 is in a closed state after being plugged in, the rotation angle is automatically recorded during the process of rotating and applying force, which improves the measurement accuracy and effectively solves the problem that the main body 8 of the electrical connector is in a closed state after being inserted. The problem of recording the rotation angle has effectively improved the control accuracy of the rotation angle of the electrical connector body 8, and through the conversion of different interfaces, the requirements for measuring the tightening angle between the spacecraft 9 and the electrical connector body 8 under different working conditions have been realized.

The above description of the embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (5)

1. A tool for measuring the tightening angle of an electrical connector, comprising force applying pliers, characterized in that it also includes: Angle measurement connector and digital display device assembly (7), the force applying clamp consists of a clamping area (1), a connecting shaft (2), a force applying handle (3) and an angle connector interface (4), the digital The display device assembly (7) is composed of a frame main body (6), a code disc angle sensor, a digital display terminal, and an angle measurement. The force applying clamp is provided with a jaw suitable for the layout and diameter of the electrical connector main body (8). The angle measuring connecting piece is electrically connected with the force applying clamp and the angle sensor assembly respectively, the sensor of the digital display device assembly (7) is electrically connected with the angle measuring connecting piece, and the electrical connector main body (8) is connected with the spacecraft (9) Electrically connected, the top of the angle connector main body (5) is fixedly connected to one end of the force applying handle (3) through a fixing pin (401), and one side of the vertical end of the force applying handle (3) is slidingly connected with The top wire (402), the outer wall of the top wire (402) is sleeved with a spring, and one side of the top wire (402) is inserted into the main body (5) of the angle connector. 2. A tool for measuring the tightening angle of an electrical connector according to claim 1, characterized in that, the jaws of the force applying pliers are provided with six-sided clamping jaws matching the main body (8) of the electrical connector, and at the same time An interface is provided at the upper end of a force applying handle (3) of the force applying pliers. 3 . The tool for measuring the tightening angle of an electrical connector according to claim 1 , wherein the angle measuring connecting piece is not a straight rod, and a certain angle deviation is set at the position of the connecting part with the force applying pliers. 4 . 4. The tool for measuring the tightening angle of an electrical connector according to claim 1, wherein the axis of the sensor can rotate on the axis of the digital display device assembly (7). 5 . The tool for measuring the tightening angle of an electrical connector according to claim 1 , wherein a handle ( 403 ) is movably connected to an outer wall on one side of the jacking wire ( 402 ).

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