What is a ratchet screwdriver?

Apr 07, 2023

What is a ratchet screwdriver?

A Ratchet screwdriver, as the name implies, is a screwdriver with a ratchet device; compared with ordinary screwdrivers, ratchet screwdrivers can use the ratchet so that the screwdriver can only turn in one direction, thus utilizing the principle of leverage to save more force, the use of ratchet screwdrivers can improve efficiency, reduce labor intensity, shorten the working time, suitable for screwing some longer thread range screws; however, ratchet screwdrivers also exist to carry inconvenient, not applicable in narrow spaces and other disadvantages—the following to understand the advantages and disadvantages of ratchet screwdriver it.

Ratchet screwdriver introduction

A ratchet screwdriver is a hand screwdriver with a pawl holder at the front end of the handle, a pawl holder with two reverse swingable pawls, and a paddle for controlling the position state of the two pawls with two paddle blocks corresponding to each of the two pawls; the end of the shank has a ratchet sleeve that is set on the pawl holder and engages at least one of the two pawls.

What is a ratchet screwdriver for?

The purpose of a ratchet screwdriver is to tighten or loosen the screw in a more efficient way when locking. The handles of ratchet screwdrivers are designed for comfort with their ergonomic design.

What is the purpose of a ratchet?

Ratchet screwdrivers use the ratchet role; the role of the ratchet is to make the screwdriver can only turn in one direction so that when screwing, positive rotation can tighten the screw; when the direction of rotation, the screw does not follow the rotation, only the handle to reverse rotation, so it is very convenient to operate, and particularly energy-saving, in the use of only a small angle micro-turn handle to tighten or loosen the screw, greatly improving efficiency, the Reduce the labor intensity, shorten the working time, the use of more widely.

What is the difference between ratchet screwdrivers and ordinary screwdrivers?

The difference between ratchet screwdrivers and ordinary screwdrivers is whether or not there is a ratchet device; a ratchet device can help users operate, especially for high-intensity repeated screwing action, because the handle of the ratchet screwdriver is a lever, the force acting on the end of the screwdriver is much greater than the ordinary screwdriver, so more labor-saving.

But ratchet screwdrivers are also with ratchet devices, compared to ordinary screwdrivers, in carrying and narrow environments are more trouble.

What are the advantages and disadvantages of ratchet screwdrivers?

1. The advantages of a ratchet screwdriver

The advantages of a ratchet screwdriver are the use of a ratchet to improve efficiency and reduce labor intensity; in addition to this one advantage, the advantages of ratchet screwdriver are:

(1) ratchet one-way design so that the screwing process does not need to go backward; only a light wrist to recover the force can be added to tighten again, very easy and suitable for home use.

(2) ratchet screwdriver comes with a high torque ratchet; screwing some of the longer thread range of the screw is very useful; in other words, in the case of the card unilateral, wrist rotation of no more than 45 degrees to quickly tighten the screw, very convenient.

2. The disadvantages of ratchet screwdriver

Ratchet screwdriver, although labor-saving, but there are also have certain disadvantages; first of all, it comes with a ratchet device, heavier than ordinary screwdrivers and not so convenient to carry; second, ratchet screwdriver has a corner, not very convenient to use in narrow space.

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