CN201271867Y - Internal and external retainer pliers - Google Patents

Abstract

The utility model discloses a pair of internal/external retainer pliers, comprising two pliers handles (1) and a pin shaft (2). The two pliers handles (1) are connected by the pin shaft (2). An internal retainer pliers head (3) is arranged at the upper right side of the pliers handles (1), and an outer retainer pliers head (4) is arranged at the upper left side; a compression shaft (5) and an expansion shaft (6) are arranged at the front ends of the internal retainer pliers head (3) and the outer retainer pliers head (4) respectively; and a return spring (7) is arranged in the middle of the pliers handles (1). Compared with the existing internal retainer pliers and external retainer pliers, the internal/external retainer pliers has the advantages that the structure is simple, the fabrication is easy, the operation is time saving and labor saving, and the product is easy to carry.

Description

Inside and outside retainer pliers

Technical field

The utility model relates to a kind of improvement of retainer pliers, specifically a kind of inside and outside retainer pliers.

Background technology

At present, factory's commonly used retainer pliers in make-up machinery, be divided into the hole with and axle with inside and outside two kinds of retainer pliers, two kinds of retainer pliers, operating one is cumbersome, wastes time and energy; The 2nd, deposit or carry also inconvenient.

Summary of the invention

It is a kind of simple in structure that the purpose of this utility model is to provide, and makes easily, and it is time saving and energy saving to operate, the inside and outside retainer pliers of storage and carrying.

For reaching above purpose, technical solution adopted in the utility model is: this inside and outside retainer pliers, constitute by pincers handle, bearing pin, bearing pin links together two pincers handles, it is characterized in that establishing the inner shield ring binding clip in the upper right side of pincers handle, back-up ring binding clip outside establish the upper left side also sets up compressional axis separately and axle is opened in expansion at the front end of inner shield ring binding clip and outer back-up ring binding clip, installs back-moving spring in the interposition that clamps handle; The utility model is also implemented by following measure: described pincers handle, skid when preventing to operate, at its sliding line of setting up defences on one's body.When using the utility model, close inwards,, load and unload, under the effect of spring, can reset after the pincers handle uses up just the hole inwardly can be shunk with back-up ring or the shaft block ring expansion is opened as long as hold the pincers handle.

The use the beneficial effects of the utility model are: compare with inside and outside two kinds of retainer pliers of present use, have simple in structurely, make easily, it is time saving and energy saving to operate, the advantage of storage and carrying.

Description of drawings

Fig. 1 looks schematic diagram for the utility model structure master.

The specific embodiment

Make the utility model with reference to accompanying drawing 1.Be somebody's turn to do inside and outside retainer pliers, constitute by pincers handle 1, bearing pin 2, bearing pin 2 links together two pincers handles 1, it is characterized in that establishing inner shield ring binding clip 3 in the upper right side of pincers handle 1, back-up ring binding clip 4 outside establish the upper left side, also set up compressional axis 5 separately and axle 6 is opened in expansion at the front end of inner shield ring binding clip 3 and outer back-up ring binding clip 4, install back-moving spring 7 in the interposition that clamps handle 1; Described pincers handle 1 is at its sliding line 8 of setting up defences on one's body.

Claims (2)

1, a kind of inside and outside retainer pliers, constitute by pincers handle (1), bearing pin (2), bearing pin (2) links together two pincers handles (1), it is characterized in that establishing inner shield ring binding clip (3) in the upper right side of pincers handles (1), back-up ring binding clip (4) outside establish the upper left side, inner shield ring binding clip (3) and outside the front end of back-up ring binding clip (4) also set up compressional axis (5) separately and axle (6) is opened in expansion, install back-moving spring (7) in the interposition of pincers handles (1).

2, inside and outside retainer pliers according to claim 1 is characterized in that described pincers handle (1), at its sliding line (8) of setting up defences on one's body.