Rotating handle screwing device of electric vehicle rotating handle detection system

Abstract

The utility model relates to a rotating handle screwing device of an electric vehicle rotating handle detection system, which comprises a rack, a driving motor fixed on the rack, a movable clamp used for clamping and fixing a rotating handle and a fixed clamp fixed on the rack, the movable clamp is connected to an output shaft of the driving motor, and a headstock of the rotating handle is fixed on the rack through the fixed clamp. Reliable and automatic screwing operation is achieved in the rotating handle detection process, and the detection reliability and efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric motor car handlebar, exactly is used for electric motor car handlebar performance detection system on handlebar screwing device. BACKGROUND

[0002] Electric motor car and electric motorcycle acceleration handlebar adopt linear hall sensor to realize the regulation of speed, and the rotation angle is generally about 60-75 degrees, and the manufacturer needs to detect the handlebar when the handlebar is factory-out, but the detection of the existing handlebar relies on manual simple screwing handlebar detection operation, and the handlebar is not automatically driven, thereby limiting the detection efficiency and accuracy of the handlebar, and some performance tests cannot be completed, such as linear performance detection of the hall sensor on the handlebar, and the handlebar needs to be screwed to a specific angle at a specific speed for testing, and the above-mentioned test cannot realize accurate and reliable testing by manual operation, and we find that the linear output of the sensor is very important, which determines the stability and safety guarantee of the vehicle driving process. SUMMARY

[0003] The utility model discloses a purpose: to overcome the defects in the prior art, the utility model provides a kind of handlebar screwing device of electric motor car handlebar detection system for realizing handlebar automatic screwing operation.

[0004] To achieve the above object, the utility model provides the following technical scheme:

[0005] A kind of handlebar screwing device of electric motor car handlebar detection system, including rack, fixed drive motor on rack, for clamping fixed handlebar handle dynamic clamp and fixed on rack fixed clamp, dynamic clamp is connected on the output shaft of drive motor, and the head seat of handlebar is fixed on rack through fixed clamp.

[0006] Preferably, the fixed clamp includes a support spindle axially inserted into the hollow cavity of the handlebar head seat to support the handlebar head seat, and a fixed chuck radially pressed on the handlebar head seat, the fixed chuck is adjustably positioned on the rack along the radial direction of the support spindle.

[0007] Preferably, the rack is provided with a chuck movable seat, the chuck movable seat is adjustably positioned on the rack along the axial direction of the support spindle, and the support spindle and the fixed chuck are installed on the chuck movable seat.

[0008] Preferably, the dynamic clamp includes a main holding shaft petal and a secondary holding shaft petal, the main holding shaft petal includes a fixed ring fixed on the motor shaft of the drive motor, and the fixed ring axially extends a holding bushing, and the secondary holding shaft petal is buckled on the holding bushing of the main holding shaft petal to form a holding hole on the handlebar end of the holding handle.

[0009] By adopting the technical scheme, the driving motor is fixed on the handle of the handlebar through the movable clamp, and the head base of the handlebar is fixed on the rack through the fixed clamp, so that the handle of the handlebar can be rotated relative to the head through the driving motor to realize automatic screwing of the handlebar; the driving motor can realize accurate control of the screwing speed and angle, so that more detection items of the handlebar are implemented to ensure the reliability of the handlebar quality.

[0010] The utility model will be described further in connection with the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is the principle block diagram of the utility model electric vehicle handlebar linear performance detection system;

[0012] Figure 2 It is the structure schematic diagram of the utility model handlebar screwing device. DETAILED DESCRIPTION

[0013] Referring to the drawings Figure 1 and the drawings Figure 2 The utility model discloses a kind of handlebar screwing devices, which can be applied to electric vehicle handlebar linear performance detection system, electric vehicle handlebar linear performance detection system includes power supply 1, handlebar screwing device 3, data acquisition recorder 4 and host computer 5, power supply 1 is connected to the Hall sensor of handlebar 2, provides input power supply for handlebar 2, handlebar screwing device is used to fixedly install handlebar 2 and screw handlebar 2, data acquisition recorder 4 is connected with the Hall sensor input end of handlebar 2, data acquisition recorder 4 is used to collect Hall sensor output voltage signal value, host computer 5 is connected with data acquisition recorder 4 communication;The handlebar screwing device screws handlebar 2 to preset angle at constant speed, the handlebar screwing device is provided with parameter setting controller 31, parameter setting controller 31 has handlebar screwing speed setting module for setting the speed of screwing handlebar 2 and handlebar screwing angle setting module for setting the angle of screwing handlebar 2;In this way, in use, user can set the speed and angle parameter of handlebar according to self needs, so as to achieve the required detection content, data acquisition recorder 4 continuously collects voltage signal value output by Hall sensor on handlebar 2 at specific interval time, for example, 0.2 interval time is used to collect voltage signal value, the interval time of data acquisition recorder collecting Hall sensor output voltage signal value can be adjusted, host computer obtains voltage linear graph or / and table data with the signal value obtained by data acquisition recorder.Handlebar handle is fixed on the driving motor of rack, movable clamp for clamping and fixing handlebar handle and fixed clamp on rack, movable clamp is connected on the output shaft of driving motor,

[0014] In the specific embodiment, as Figure 2As shown, the knob screwing device 3 comprises a frame 32, a movable clamp 33 for clamping the knob handle 21, and a fixed clamp 34 fixed on the frame 32. The knob handle 21 of the knob 2 is fixed on the movable clamp 33, and the movable clamp 33 is connected to the output shaft of a driving motor 35. The driving motor 35 drives the knob handle 21 of the knob 2 through the movable clamp 33 to rotate. The head base 22 of the knob 2 is fixed on the fixed clamp 34, and then the head base 22 of the knob is fixed on the frame 32 through the fixed clamp 34. In this way, the driving motor 35 is used to rotate the knob handle of the knob 2. The driving motor is used for driving, and the structure is simple, reliable and stable, and easy to control. The movable clamp 33 comprises a main holding shaft petal 331 and a secondary holding shaft petal 332. The main holding shaft petal 331 comprises a fixed ring 3311 fixed on the motor shaft of the driving motor 35, and a holding bush 3312 axially extends on the fixed ring 3311. The secondary holding shaft petal 332 is buckled on the holding bush 3312 of the main holding shaft petal 331 to form a holding hole for holding the handle end of the knob 2. The handle is conveniently and reliably installed.

[0015] Further, the knob is installed stably and reliably. The fixed clamp 34 comprises a support shaft 341 and a fixed clamp head 342. The support shaft 341 is axially inserted into the hollow cavity of the head base 22 of the knob 2, and the head base 22 of the knob 2 is supported on the support shaft 341. The fixed clamp head 342 is adjustably arranged on the frame 32 along the radial direction of the support shaft 341, and the fixed clamp head 342 is pressed on the head base 22 of the knob 2 along the radial direction. In this embodiment, the fixed clamp head 342 is screwed on the frame by a bolt 3421. Of course, the fixed clamp head can also be clamped by a gas pipe arm of a gas cylinder, or the fixed clamp head can be installed on the support by a radial nut screw mechanism and a motor. The frame 32 is provided with a clamp head movable seat 343, which is adjustably arranged on the frame 32 along the axial direction of the support shaft 341. Specifically, the frame 32 is provided with a positioning guide groove, and the positioning guide groove is provided with a bolt fixing hole. The clamp head movable seat 343 is provided with a strip-shaped hole 3431, and a locking bolt 3432 is inserted into the strip-shaped hole 3431. The locking bolt 3432 is screwed in the bolt fixing hole. Thus, by loosening the locking bolt, the clamp head movable seat is slid along the positioning guide groove to adjust the position of the clamp head movable seat. Then, the locking bolt is tightened to lock the clamp head movable seat on the frame. The support shaft and the fixed clamp head are installed on the clamp head movable seat. In this way, the installation of the fixed clamp and the knob is convenient, and the synchronous adjustment of the support shaft and the fixed clamp head to the corresponding position of the head of the knob can be realized, which is simple and convenient to operate.

[0016] The system can detect the linear output of the Hall sensor of the steering handle, realize intuitive judgment and analysis of the consistency and stability of the output signal, intuitively judge the stability of the steering handle, thereby providing a dimension for performance detection of the steering handle, ensuring the quality reliability and working stability of the steering handle, and improving driving safety.

Claims

1. A handlebar turning device of an electric vehicle handlebar detection system, characterized by: The handle is fixed on the head base of the steering wheel, the driving motor is fixed on the frame, the movable clamp is used for clamping the handle of the steering wheel, and the fixed clamp is fixed on the frame. The fixed clamp comprises a supporting core shaft axially inserted into the hollow cavity of the head base of the steering wheel to support the head base of the steering wheel, and a fixed clamp head radially pressed on the head base of the steering wheel, which is adjustably arranged on the frame along the radial direction of the supporting core shaft. The movable clamp comprises a main holding shaft segment and a secondary holding shaft segment, the main holding shaft segment comprises a fixed ring fixed on the motor shaft of the driving motor, and the fixed ring axially extends a holding bushing, and the secondary holding shaft segment is buckled on the holding bushing of the main holding shaft segment to form a holding hole for holding the handle end of the steering wheel.

2. The handlebar turning device of the electric vehicle handlebar detection system according to claim 1, wherein: The frame is provided with a clamp movable seat, the clamp movable seat is adjustably arranged on the frame along the axial direction of the supporting core shaft, and the supporting core shaft and the fixed clamp are installed on the clamp movable seat.

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