Decelerating brake method and device of electric vehicle and application of lead screw transmission mechanism
An electric vehicle and connecting rod transmission technology, which is applied to the operating mechanism, brake transmission device, brake, etc. of railway vehicle brakes, can solve the problem of inconsistent thrust of brake rails and brake calipers, large starting current of motor starting torque, and braking The process is not stable and other problems, so as to avoid the brake caliper not in place, high-precision braking effect, and stable braking process.
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[0054] The present invention will be further described below.
[0055] Such as Figure 1-Figure 8 , showing the ball screw mechanism 1, the initial connecting rod 2, the front connecting rod 3, the rear connecting rod 4, the crankshaft 5, the support seat 6, the motor 7, the belt transmission mechanism 8, the vehicle brake caliper group 9, the wheel 10, wherein the ball screw mechanism 1 has a slider 11 and a screw rod 12, the starting connecting rod 2 is a transmission connecting rod, the supporting base 6 includes a base, and the supporting base 6 also includes a mounting base for a translation mechanism. The structure of the bell crank 5 is like the structure of the bell crank 3 shown in Chinese patent ZL200420009399.1, which is a structure of the prior art.
[0056] The method for realizing deceleration and braking of rail electric vehicles in the present invention includes setting a base, an inner brake caliper and an outer brake caliper, and a motor. The conne...
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