CN202123444U

CN202123444U - Slip-joint pliers

Info

Publication number: CN202123444U
Application number: CN2011201673392U
Authority: CN
Inventors: 角田裕治
Original assignee: Sumita Co Ltd
Current assignee: Sumita Co Ltd
Priority date: 2011-05-24
Filing date: 2011-05-24
Publication date: 2012-01-25
Anticipated expiration: 2021-05-24

Abstract

Slip-joint pliers comprise a first body, a second body and a pivot penetrating through the first body and the second body. The first body and the second body are respectively provided with an L-shaped wire cutting-off area comprising a positioning surface and a supporting surface. When the two positioning surfaces clamp a wire and are about to cut off the wire, a cutting-off central point is formed at the pivot point of the wire, and a connecting line of the cutting-off central point and the pivot point of the pivot is a straight line. The two positioning surfaces of the two wire cutting-off areas are symmetric about the straight line, and the straight line passes through a middle area between two grips, so that the two positioning surfaces apply force to the left side and the right side of the wire equally, the purpose of smoothly cutting off the wire can be achieved, and the slip-joint pliers are extremely practical.

Description

Slip-joint pliers

Technical field

The utility model relates to a kind of hand-held tool, especially a kind of slip-joint pliers.

Background technology

The slip-joint pliers of present prior art; Like Fig. 5 and shown in Figure 6; It is provided with first body 81, second body 82 and pivot 83; First body 81 and second body 82 are respectively equipped with L-shaped wire rod and cut off district 811,821, and each wire rod cuts off district 811,821 and comprises a locating

surface

8111,8211 and a supporting surface 8112,8212.The shortcoming of the slip-joint pliers of prior art is:

1. the left and right sides application of force is uneven: when slip-joint pliers open suitable angle; Two locating

surfaces

8111,8211 are clamped and when to be ready cutting off wire rod X; This moment, the AnchorPoint in wire rod X formed cut-out center point P 2, and the line that cuts off the AnchorPoint P1 of center point P 2 and pivot 83 forms a straight line M, and two locating

surfaces

8111,8211 are asymmetric setting for this straight line M; And this straight line M does not have through two shank parts 813, zone, the stage casing between 823, but is partial to the shank part 823 of second body 82.Therefore, when to be ready cutting off wire rod X, two locating

surfaces

8111,8211 can't contact with the left and right sides of wire rod X well, and the strength that puts on the wire rod X left and right sides can't be average, causes entirely cutting off wire rod X.

2. wire rod easy shaking: two supporting surfaces 8112, to have the height section between 8212 poor, when to be ready cutting off wire rod X, has only the supporting surface 8112 supporting line body X of first body 81, and wire rod X easy shaking causes entirely cutting off wire rod.

The utility model content

Be deficiency and the restriction of the slip-joint pliers that solve prior art relevant for left and right sides application of force inequality and wire rod easy shaking; The purpose of the utility model is to provide a kind of slip-joint pliers; Its two locating surface is clamped and when to be ready cutting off wire rod; AnchorPoint in wire rod forms the cut-out central point, and the line that cuts off the AnchorPoint of central point and pivot forms a straight line.Two locating surfaces that two wire rods cut off the district are for straight line and are symmetrical set; And the stage casing between straight-line pass two shank parts zone, by this, it is average that two locating surfaces put on the strength of the wire rod left and right sides, can reach the purpose of entirely cutting off wire rod, very practical.

The technological means that the utility model used is to provide a kind of slip-joint pliers, comprising:

One first body, it is strip and is provided with the window that a crossover portion, a clamping part, a shank part and are penetration state; This clamping part and this shank part are connected in the two opposite sides of this crossover portion respectively; The adjoiner of this crossover portion and this clamping part forms a L-shaped wire rod and cuts off the district; This clamping part comprises that one first tooth district and contiguous this wire rod cut off the second tooth district that distinguishes and be recess; This window is positioned at this crossover portion and extends and be microscler along the width of this first body;

One second body, it is strip and is the state that can be pivoted relative to each other and is provided with a crossover portion, a clamping part and a shank part with this first body; The shank part of the clamping part of this second body and this second body is connected in the two opposite sides of the crossover portion of this second body respectively; The crossover portion of this second body is resisted against the crossover portion of this first body; The adjoiner of the crossover portion of this second body and the clamping part of this second body forms a L-shaped wire rod and cuts off the district; This two wire rod cuts off to distinguish to be provided with in opposite directions and also respectively comprises a locating surface and a supporting surface; This two locating surface is provided with in opposite directions; The wire rod that the clamping part of this second body is provided with one first tooth district and contiguous this second body cuts off the second tooth district that distinguishes and be recess; And

One pivot, it runs through this two crossovers portion, and this pivot runs through this window and in this window, is slidably state, and this pivot is positioned at this window near a side of the shank part of this second body; Wherein, this two locating surface is clamped and when to be ready cutting off a wire rod, and form one in the AnchorPoint of this wire rod and cut off central point this moment, and the line of the AnchorPoint of this cut-out central point and this pivot forms a straight line, and this two locating surface is for this straight line and is symmetrical set; Zone, stage casing between this two shank part of this straight-line pass.

Described slip-joint pliers, wherein, this two supporting surface is positioned at same horizontal plane.

Described slip-joint pliers, wherein, each second tooth district is provided with a plurality of second teeth; The quantity of second tooth in the second tooth district of this second body is less than the quantity of second tooth in the second tooth district of this first body.

The slip-joint pliers that the utility model provided, concrete benefit that can obtain and effect enhancement comprise at least:

1. the left and right sides application of force is average: because two locating surfaces are for straight line and are symmetrical set; And the stage casing between straight-line pass two shank parts zone is so when to be ready cutting off, it is average that two locating surfaces put on the strength of the wire rod left and right sides, can reach the purpose of entirely cutting off wire rod, very practical.

2. supporting line body well:,, reach the effect of even breaks so the two supporting surface sections of not having are poor, supporting line body well because two supporting surfaces are positioned at same horizontal plane.

3. good grip: because the number of teeth of second tooth of second body is different from the number of teeth of second tooth of first body, thus when the difform workpiece of clamping, good grip can be arranged, very practical.

Description of drawings

Fig. 1 is the front view of the open-shaped attitude of the utility model preferred embodiment.

Fig. 2 is the front view that the utility model preferred embodiment is closure state.

Fig. 3 is the partial perspective view of the utility model preferred embodiment.

Fig. 4 is the partial rear view of Fig. 1.

Fig. 5 is the front view of the open-shaped attitude of prior art slip-joint pliers.

Fig. 6 is the partial rear view of Fig. 5.

The main element symbol description

10 first bodies

11 crossover portions, 111 wire rods cut off the district

1111 locating surfaces, 1112 supporting surfaces

12 clamping parts, 121 first tooth districts

122 second tooth districts, 1,221 second teeth

13 shank parts, 14 windows

141 circular holes, 142 straight holes

20 second bodies

21 crossover portions, 211 wire rods cut off the district

2111 locating surfaces, 2112 supporting surfaces

22 clamping parts, 221 first tooth districts

222 second tooth districts, 2,221 second teeth

23 shank parts

30 pivots, 31 pars

81 first bodies, 811 wire rods cut off the district

8111 locating surfaces, 8112 supporting surfaces

82 second bodies, 821 wire rods cut off the district

8211 locating surfaces, 8212 supporting surfaces

83 pivots

P1 AnchorPoint P2 cuts off central point

Zone, H stage casing M straight line

The X wire rod

The specific embodiment

Be can detail knowledge the utility model technical characterictic and practical effect, and can implement according to the content of specification, further with like the preferred embodiment shown in graphic, specify as the back now:

The preferred embodiment of a kind of slip-joint pliers that the utility model provided, as shown in Figure 1, be to be in open state, comprising: element such as one first body 10, one second body 20 and a pivot 30, wherein:

Like Fig. 1, Fig. 3 and shown in Figure 4, this first body 10 is a metal elongate body, and this first body 10 is provided with one and is the window 14 that tabular crossover portion 11, shank part 13 and that a clamping part 12, is strip are penetration state; This clamping part 12 and this shank part 13 one respectively are connected in the two opposite sides of this crossover portion 11;

The crossover portion 11 of this first body 10 forms a L-shaped wire rod with the adjoiner of the clamping part 12 of this first body 10 and cuts off district 111;

This clamping part 12 comprises that one first tooth district 121 and roughly is the second tooth district 122 of concave arc shape, and this first tooth district 121 is provided with a plurality of first teeth, and this second tooth district 122 is provided with a plurality of second teeth 1221;

Please further referring to Fig. 2, this window 14 is positioned at this crossover portion 11 and extends and be microscler along the width of this first body 10; Preferably, this window 14 comprises two roughly rounded circular holes 141 and between this two circular hole 141 and the straight hole 142 that communicates with this two circular hole 141, and the width of this straight hole 142 is less than the diameter of each circular hole 141; This two circular hole 141 is defined as one first circular hole and one second circular hole respectively, this first circular hole near the left side of Fig. 1 and this second circular hole near the right side of Fig. 1.

To shown in Figure 4, this second body 20 is a metal elongate body like Fig. 1, Fig. 3, and this second body 20 is the state that can be pivoted relative to each other with this first body 10, and this second body 20 is provided with one and is tabular crossover portion 21, the shank part 23 that a clamping part 22 and is strip; The clamping part 22 of this second body 20 and the shank part 23 of this second body 20 one respectively are connected in the two opposite sides of the crossover portion 21 of this second body 20;

The crossover portion 21 of this second body 20 is resisted against the crossover portion 11 of this first body 10; The crossover portion 21 of this second body 20 forms a L-shaped wire rod with the adjoiner of the clamping part 22 of this second body 20 and cuts off district 211; To shown in Figure 3, this two wire rod cuts off district 111,211 and is provided with in opposite directions like Fig. 1; Each wire rod cuts off district 111,211 and comprises a locating

surface

1111,2111 and a supporting

surface

1112,2112;

When (about 25～30 degree) and this pivot 30 are positioned at this first circular hole when the open-shaped attitude of the utility model to suitable angle; As shown in Figure 1; Wherein, this two locating

surface

1111,2111 is clamped and when to be ready cutting off a wire rod X, and form one in the AnchorPoint of this wire rod X and cut off center point P 2 this moment; This cut-out center point P 2 forms a straight line M with the line of the AnchorPoint P1 of this pivot 30, and this two locating

surface

1111,2111 is for this straight line M and is symmetrical set; This straight line M is through this two shank part 13, zone, the stage casing between 23 H;

Further specify stage casing zone H, zone, stage casing H comprises the scope of middle position and adjacent central position, and the utility model is distance five five equilibriums between the free end of two

shank parts

13,23, then with five five equilibriums in the middle of zone definitions be zone, stage casing H;

Hold the above, when the open-shaped attitude of the utility model to suitable angle, this two supporting

surface

1112,2112 will be positioned at same horizontal plane and in order to support a wire rod X, can the section of generation does not differ from and causes wire rod X problem of unstable.

The clamping part 22 of this second body 20 is provided with the wire rod cut-out district 211 of one first tooth district 221 and contiguous this second body 20 and roughly is the second tooth district 222 of concave arc shape; The first tooth district 221 of this second body 20 be provided with a plurality of first teeth and when the utility model is closed can with the first tooth district, 121 interlocks of this first body 10, the second tooth district 222 of this second body 20 is provided with a plurality of second teeth 2221; The quantity of second tooth 2221 in the second tooth district 222 of this second body 20 is less than the quantity of second tooth 1221 in the second tooth district 122 of this first body 10; Let difform workpiece firmly be held by this, very practical.

Like Fig. 1, Fig. 2 and shown in Figure 4, this pivot 30 is a metal body of rod, and this pivot 30 runs through the crossover portion 21 of this second body 20 and the crossover portion 11 of this first body 10, and this pivot 30 runs through this window 14 and in this window 14, is slidably state; The end that this pivot 30 is adjacent to this second body 20 is to fasten the form setting and this pivot 30 can not produced relative rotation with this second body 20.

This pivot 30 forms a par 31 respectively in the two opposite sides of the outer peripheral face of the part that runs through this first body 10 and this second body 20; Therefore; When pivot 30 need move in window 14; Straight hole 142 is aimed in the par 31 of pivot 30, and can move to another circular hole 141 by one of them circular hole 141.

The above person of thought; Be merely the preferred embodiment of the utility model; When not limiting the scope that the utility model is implemented with this; And the simple equivalent of doing according to the utility model claim and description generally changes and modifies, and all should still belong in the scope that the utility model patent contains.

Claims

1. slip-joint pliers, open-shaped attitude is characterized in that, comprising:

2. slip-joint pliers as claimed in claim 1 is characterized in that, said two supporting surfaces are positioned at same horizontal plane.

3. according to claim 1 or claim 2 slip-joint pliers is characterized in that, said each second tooth district is provided with a plurality of second teeth; The quantity of second tooth in the second tooth district of this second body is less than the quantity of second tooth in the second tooth district of this first body.