CN211890679U

CN211890679U - Universal clamp spring pliers

Info

Publication number: CN211890679U
Application number: CN201922291993.3U
Authority: CN
Inventors: 陈孝国; 褚慧聪
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-11-10
Anticipated expiration: 2029-12-18

Abstract

The utility model relates to a general jump ring pincers of inside and outside jump ring, including the calliper body that has binding clip and handle, the calliper body includes the first pincers body and the second pincers body of articulated complex of pivot rotation through the round pin axle, be connected through an adjusting screw between the handle portion of the first pincers body and the handle portion of the second pincers body, be equipped with the screw hole on the handle of the first pincers body, this adjusting screw connects in this screw hole, be equipped with the movable hole of seting up along the length direction of handle on the handle of the second pincers body, adjusting screw's tip restraint is in the movable hole of the second pincers body. The clamp spring pincers are simple in structure, convenient to process and low in production cost. In addition, the circlip pliers are characterized in that the second end part of the adjusting screw rod is provided with a knob piece for a user to hold and is used for driving the adjusting screw rod to rotate, and the circlip pliers are not arranged between two handles in the prior art, so that the interference of the two handles is avoided, and the adjustment of the user is facilitated.

Description

Universal clamp spring pliers

Technical Field

The utility model relates to a jump ring pincers technical field especially relates to a general jump ring pincers of inside and outside jump ring.

Background

The assembly and disassembly of the hole or shaft elastic check ring (namely, an outer snap spring or an inner snap spring) are respectively operated by using hole snap spring pliers or shaft snap spring pliers, and the traditional snap spring pliers have certain problems that the assembly and disassembly of the hole or shaft elastic check ring can not be realized by using one snap spring pliers, and on the other hand, the gradual opening and gradual closing control of the elastic check ring can not be realized, so that the phenomenon that the elastic check ring is deformed or broken due to excessive force applied by an operator is easy to occur, the assembly and disassembly quality of the elastic check ring is influenced, and the elastic check ring can not be used as common pliers.

In order to solve the technical problem, the chinese utility model patent with application number CN92239939.5 (with the publication number CN2166926Y) discloses a multifunctional hole-shaft dual-purpose circlip pliers, which comprises a left tong and a right tong, wherein the tong arms of the left tong and the right tong are respectively provided with a combined long hole, the combined long hole comprises a round hole and a long hole, a flat left-handed thread sleeve and a flat right-handed thread sleeve are respectively sleeved at the long hole parts of the left tong and the right tong, the left-handed screw and the right-handed screw at the two ends of a hand wheel assembly are connected with the corresponding left-handed thread sleeve and the right-handed screw sleeve, the circlip pliers are opened and closed by rotating the hand wheel assembly, and the purposes of mounting and dismounting the elastic check ring for holes and mounting and dismounting the elastic check ring for shafts can be achieved.

The circlip pliers in the patent have certain defects, the opening and closing actions of two handles (a left tong arm and a right tong arm) of the circlip pliers are adjusted by arranging a hand wheel component and a left-handed screw rod and a right-handed screw rod which are connected to two ends of the hand wheel component, and a left-handed thread sleeve and a right-handed thread sleeve are required to be correspondingly arranged on the two handles; on the other hand, be used for adjusting screw pivoted hand wheel subassembly to locate between two handles, because the interference of two handles, the user is inconvenient stretches out the hand and goes to adjusting hand wheel subassembly, especially in narrow and small operating space environment, and the operation process is comparatively hard.

Therefore, the prior circlip pliers need to be further improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the first technical problem to provide a simple structure, the lower general jump ring pincers of inside and outside jump ring of cost to the current situation of prior art.

The utility model discloses the second technical problem that will solve is to prior art's current situation, provides an adjust convenient operation's general jump ring pincers of inside and outside jump ring.

The utility model provides a technical scheme that first technical problem adopted does: the clamp spring clamp with the universal inner clamp spring and the universal outer clamp spring comprises a clamp body with a clamp head and a handle, wherein the clamp body comprises a first clamp body and a second clamp body which are matched in a rotating and hinged mode through a pin shaft, the handle portion of the first clamp body is connected with the handle portion of the second clamp body through an adjusting screw rod, a threaded hole is formed in the handle of the first clamp body, the adjusting screw rod is connected into the threaded hole, a movable hole formed in the handle of the second clamp body along the length direction of the handle is formed in the handle of the second clamp body, and the end portion of the adjusting screw rod is restrained in the movable hole of the second clamp body.

In order to facilitate the processing and the opening and closing actions of the two clamp bodies, the first end part of the adjusting screw rod is arranged in the movable hole in a penetrating mode, the first end part is further provided with a first blocking part and a second blocking part which are arranged at intervals along the axial direction, and the second clamp body is limited between the first blocking part and the second blocking part. Of course, it is conceivable that the end of the adjusting screw rod can be connected to the movable hole of the second clamp body by means of a ring-shaped buckle, an openable and closable slide buckle, and the like.

As an improvement, the first blocking part is an annular blocking wall arranged at the tail end of the adjusting screw rod and forms an integral part with the adjusting screw rod; the second blocking part is a nut piece which is in threaded connection with the adjusting screw rod. The nut piece can slide along the axial direction of the adjusting screw rod, so that the distance between the nut piece and the first blocking part is adjusted, and the nut piece can be adapted to pliers pieces with different thicknesses.

In order to facilitate the free movement of the adjusting screw rod in the movable hole in the use process, the part of the outer peripheral wall of the adjusting screw rod, which corresponds to the part between the first blocking part and the second blocking part, is a smooth wall surface.

The utility model provides a technical scheme that second technical problem adopted does: the second end part of the adjusting screw rod is provided with a knob piece which is held by a user to drive the adjusting screw rod to rotate, and the outer wall of the knob piece is provided with anti-skid grains.

The end position of the adjusting screw rod is arranged on the knob piece, so that the interference of the two handles can be effectively avoided, and the adjustment operation can be conveniently carried out in a narrow operation space environment by a user.

Compared with the prior art, the utility model has the advantages that: the utility model provides an action of opening and shutting between the first pincers body and the second pincers body of the general jump ring pincers of inside and outside jump ring is adjusted through an adjusting screw and is accomplished, wherein adjusting screw is direct threaded connection on the first pincers body, and the other end is the restraint in the movable hole of the second pincers body, add man-hour, only need set up on the handle of the first pincers body with the screw hole of adjusting screw looks adaptation and set up corresponding movable hole on the second pincers body can, this jump ring pincers simple structure, the processing is convenient, and manufacturing cost is lower. On the other hand, in a preferred scheme, the circlip pliers are provided with a knob piece for a user to hold on the second end part of the adjusting screw rod and used for driving the adjusting screw rod to rotate, and the knob piece is not arranged between two handles in the prior art, so that the interference of the two handles is avoided, and the adjustment of the user is facilitated.

Drawings

Fig. 1 is a schematic perspective view (in a closed state) of an embodiment of the present invention;

fig. 2 is a schematic perspective view (in an open state) of an embodiment of the present invention;

fig. 3 is an exploded view of an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

Referring to fig. 1-3, a universal circlip pliers with internal and external circlips comprises a pliers body, an adjusting screw 40 and a knob 50, wherein the pliers body comprises a pliers head 10 and a handle 11, specifically, the pliers body comprises a first pliers body 20 and a second pliers body 30, wherein the middle part of the first pliers body 20 and the middle part of the second pliers body 30 are in hinged fit through a pin shaft 12, that is, the two pliers bodies can be opened and closed mutually.

Referring to fig. 3, the adjustment screw 40 is connected between the handle portion of the first caliper body 20 and the handle portion of the second caliper body 30. The handle of the first forceps body 20 is provided with a threaded hole 21, the handle of the second forceps body 30 is provided with a movable hole 31 along the length direction of the handle, the adjusting screw 40 is connected in the threaded hole 21, and the first end part of the adjusting screw 40 is restrained in the movable hole 31 of the second forceps body 30.

Referring to fig. 1, a first end of the adjusting screw 40 is inserted into the movable hole 31, the first end further has a first stopping portion 41 and a second stopping portion 42 spaced apart from each other in the axial direction, and the handle of the second forceps 30 is defined between the first stopping portion 41 and the second stopping portion 42. Specifically, the first blocking portion 41 is an annular blocking wall disposed at the end of the adjusting screw 40, the annular blocking wall is integrally designed with the adjusting screw 40, and the second blocking portion 42 is a nut member screwed on the adjusting screw 40. It is contemplated that the radial dimension of the annular barrier and the nut member should be greater than the width of the movable opening 31 of the handle of the second jaw 30 to restrain the handle, and that the spacing between the annular barrier and the nut member should be slightly greater than the corresponding thickness of the handle 11 so that the first end of the adjustment screw 40 can move freely back and forth (lengthwise of the handle) within the movable opening 31.

Referring to fig. 3, most of the outer peripheral wall of the adjustment screw 40 is a threaded surface, and a portion of the outer peripheral wall of the first end of the adjustment screw 40 corresponding to between the first stopper 41 and the second stopper 42 is a smooth wall surface, so as to facilitate the first end of the adjustment screw 40 to freely move in the moving hole 31 during the adjustment operation.

The second end of the adjusting screw 40 has a knob member 50 for the user to hold to rotate the adjusting screw 40, and the outer wall of the knob member 50 has anti-slip threads. In this embodiment, the knob member 50 is disposed at the end of the adjusting screw 40, so that the interference between the two handles can be effectively avoided, and the user can adjust the knob member in a narrow operating space environment.

The opening and closing action between the first clamp body 20 and the second clamp body 30 of the clamp spring clamp with the universal inner clamp spring and the universal outer clamp spring in the embodiment is adjusted through the adjusting screw rod 40, wherein the adjusting screw rod 40 is directly in threaded connection with the first clamp body 20, the other end of the adjusting screw rod is constrained in the movable hole 31 of the second clamp body 30, and during machining, only the threaded hole matched with the adjusting screw rod 40 needs to be formed in the handle of the first clamp body 20, and the corresponding movable hole 31 is formed in the second clamp body 30. On the other hand, in a preferred embodiment, the circlip pliers are provided with a knob 50 at the second end of the adjusting screw 40 for a user to hold, so as to drive the adjusting screw 40 to rotate, instead of being provided between two handles as in the prior art, thereby avoiding interference between the two handles and facilitating adjustment of the user.

Claims

1. The utility model provides a general jump ring pincers of inside and outside jump ring, is including the calliper body that has binding clip (10) and handle (11), the calliper body includes through round pin axle (12) first pincers body (20) and the second pincers body (30) of articulated complex, its characterized in that: the handle (11) part of the first forceps body (20) is connected with the handle (11) part of the second forceps body (30) through an adjusting screw rod (40), a threaded hole (21) is formed in the handle (11) of the first forceps body (20), the adjusting screw rod (40) is connected into the threaded hole (21), a movable hole (31) formed in the handle (11) of the second forceps body (30) along the length direction of the handle (11) is formed in the handle (11), and the end part of the adjusting screw rod (40) is restrained in the movable hole (31) of the second forceps body (30);

the first end part of the adjusting screw rod (40) is arranged in the movable hole (31) in a penetrating mode, the first end part is further provided with a first blocking part (41) and a second blocking part (42) which are arranged at intervals along the axial direction, and the second clamp body (30) is limited between the first blocking part (41) and the second blocking part (42).

2. The universal circlip pliers as claimed in claim 1, wherein: the first blocking part (41) is an annular blocking wall arranged at the tail end of the adjusting screw rod (40) and forms an integral part with the adjusting screw rod (40);

the second blocking part (42) is a nut piece which is in threaded connection with the adjusting screw rod (40).

3. The universal circlip pliers as claimed in claim 2, wherein: the part of the outer peripheral wall of the adjusting screw rod (40) corresponding to the space between the first blocking part (41) and the second blocking part (42) is a smooth wall surface.

4. The universal circlip pliers as claimed in any one of claims 1 to 3, wherein: the second end part of the adjusting screw rod (40) is provided with a knob piece (50) which is held by a user to drive the adjusting screw rod (40) to rotate, and the outer wall of the knob piece (50) is provided with anti-skid grains.