CN2923211Y

CN2923211Y - Spanner with projection identifying function

Info

Publication number: CN2923211Y
Application number: CN 200620017410
Authority: CN
Inventors: 谢智庆
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-06-12
Filing date: 2006-06-12
Publication date: 2007-07-18
Anticipated expiration: 2016-06-12

Abstract

The utility model relates to an American type spanner for operators to recognize the dimension or brands of the spanner by convex words on the handgrip curve surface, or even by touching the surface in dim light, thereby greatly improving practicability of said spanner. Moreoveqr, said spanner is easy to withdraw from the mold, prolonging service life of the mold and reducing the flaw ratio.

Description

Has the spanner that protrudes discriminating function

Technical field

The utility model relates to a kind of spanner, particularly relates to a kind of hand-held tool that is used for, and convexes with the spanner of discriminating function.

Background technology

A so-called open-end wrench i.e. end is that opening one end is a plum blossom, or two ends are the spanner that opening or two ends are plum blossom, and industry will be arc surface and burnishing surface design and divide into American spanner and European spanner again with handle arrangement.

As depicted in figs. 1 and 2, be that typical handle is the American spanner of arc surface, American spanner 10 is for meeting the specification of screw tightening, promptly purchase the spanner of tens of different sizes in the one whole group packing, screw tightening with handled easily person turn different size, therefore, on handle 11 positions of each American spanner 10, all general punching press specification literal 12, represent the specification of this spanner in its handle 11 part punching press numerals as American spanner 10, cooperating the conform to screw tightening of specification of turn, even the manufacturing of some American spanner 10 or peddle manufacturer also in the work mark 12 of its handle 11 position punching presses under it.American spanner 10 in its handle 11 partly the literal 12 of institutes' punching press all based on indent, so after the spanner manufacturing finishes, promptly utilize mould its handle 11 punching presses to be provided the American spanner 10 of indent literal 12.

Yet, the American spanner 10 that uses is an inner concavity because of the literal 12 of its handle at present, so when carrying out follow-up electroplating processes program after the punching out, the literal 12 of this indent partly just makes it be difficult for electroplating, and on using, also be easier to shelter evil people and countenance evil practices, therefore, the American spanner 10 that uses has flaw in fact in literal 12 designs of its indent at present.

In addition as shown in Figure 3 and Figure 4, the European spanner that handle 21 designs for burnishing surface, for meeting the specification of screw tightening, also in a whole group packing, purchase the European spanner 20 of tens of different sizes, so that reach the screw tightening of American spanner 10 the same handled easily person turn different sizes, and also generally stamp out the literal 23 of corresponding specification in its handle 21 positions, or manufacturer's work mark in commendation product manufacturing source, and the European spanner 20 that uses at present is after the spanner manufacturing finishes, promptly utilize mould in its handle 21 positions, stamp out a recessed district 22, and in these 22 literal 23 that are provided with convex shape in recessed district, to make an European spanner 20 of knowing.

Generally speaking, partly be formed with the recessed district 22 of inner concavity because of the handle 21 of European spanner 20, but the literal 23 in the recessed district 22 is outer gibbosity, so on its Mould design, must be a relative shape, therefore, when using this kind mould to come punching press handle 21 positions, just be easy to generate following defective: the mould of this European spanner 20 is to be a protuberance to reach the reverse literal of set indent therebetween, so that stamp out recessed district 22 and evagination literal 23 on the handle 21, because European spanner 20 is to utilize this concavo-convex alternately mould of shape, therefore the restriction in recessed district 22 is arranged for fear of handle 21, cause withdrawing pattern that suitable degree of difficulty is arranged, improve the space greatly so aspect product percent of pass, exist; And mould is after using a period of time, because of handle 21 evagination literal 23 appearance profiles of European spanner 20 relatively also have its flaw to shelter, and then when causing the user, then need expend certain notice by this spanner size of evagination literal 23 identifications or manufacturer, promptly be difficult for identification.

The utility model content

Technical problem to be solved in the utility model is to overcome withdrawing pattern difficulty when having the spanner manufacturing now, is difficult for the deficiency of identification, provides a kind of withdrawing pattern smooth and easy easily, has the spanner that protrudes discriminating function.

For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of spanner that protrudes discriminating function that has is provided, comprises shank on the other hand, this handle portion is provided with font architecture, described font architecture is arranged on the end face of handle, and font has the shape of protrusion.

More specifically, described font is figure or work mark.

More specifically, described font architecture is located on the both ends of the surface of handle portion.

More specifically, described font has the shape of arc chord angle.

More specifically, the protrusion height of described font is 0.4-0.6mm.

More specifically, described pinch bar is the American spanner with arc surface.

More specifically, described pinch bar has an arc surface at least, and the font of protruding shape is arranged on this arc surface.

Compared with prior art, the beneficial effects of the utility model are: the utility model adopts the mfg. moulding die of American spanner, mainly be that to be an imploded arcs planar, to stamp out the arc surface of this American spanner, and in order to generate the type body, in this inner concave arc surface appropriate location, also be provided with the reverse literal groove of tool one drafting angle, therefore, it is also quite smooth and easy easy when this mould of use carries out the production withdrawing pattern of American spanner of the present utility model, and also more general American spanner of the life-span of mfg. moulding die of the present invention and mould are long, not fragile, and the fraction defective that produces flaw is reduced.

Simultaneously, the utility model is pressed with the font of projective structure in the handle portion upper punch that is arc surface, be beneficial to the dimensions of this American spanner of identification easily or trade mark brand etc., both can avoid the restriction in the recessed district of European spanner, the type body that also can solve institute's punching out in this recessed district causes the indeterminate defective that is difficult for identification of appearance profile of the type body of this European spanner because of the withdrawing pattern difficulty, make the operator more convenient in the use, even promptly know the meaning of the type body representative on this handle portion with touch manner, to strengthen insufficient light or other bad discriminating function under the sight line state, so it can significantly increase the practicality of American spanner.

Description of drawings

Fig. 1 is the schematic diagram of American spanner in the prior art;

Fig. 2 is the partial enlarged drawing of American spanner in the prior art;

Fig. 3 is the schematic diagram of European spanner in the prior art;

Fig. 4 is the partial enlarged drawing of European spanner in the prior art;

Fig. 5 the utlity model has the spanner schematic diagram that protrudes discriminating function;

Fig. 6 is the partial enlarged drawing that the utlity model has the spanner that protrudes discriminating function;

Fig. 7 is the cut-away view along A-B line among Fig. 6;

Fig. 8 is the cross section cut-away view of another embodiment of the utility model.

The specific embodiment

The utility model is the spanner that has the protrusion discriminating function about a kind of, please refer to Fig. 5 and shown in Figure 6, American spanner 30 described in the utility model comprises that the upper and lower end face is all the handle portion 31 of arc surface 32, and arc surface 32 punching out of handle portion 31 at least one ends have outstanding type body 33.

Because handle portion 31 two ends of American spanner 30 are arc surface 32 designs that are made of the circular arc lines, so outline line of no European spanner 20 angularities, but nature dispersive stress when gripping for hand, the more European spanner 20 of the pain of hand is little when making the user grip, and hand is comparatively comfortable because of gripping, and more helps putting to good use of user's switching power.

In addition, the utility model is formed with 33 designs of type bodies such as size or trade mark literal in gripping comparatively comfortable American spanner 30 handle portion 31 surfaces especially, and this type body 33 of arc surface 32 that protrudes in handle portion 31 is except helping the direct identification of vision, under its showy evagination literal 33 environment for night or dim operation, can provide the user to touch identification spanner size in addition with hand, in order to the spanner that still can grope fast in the dim environment to be fit to, this advantage 10 incomparable parts of American spanner in the prior art of can saying so.

Please refer to Fig. 6 and shown in Figure 7, the type body 33 that protrudes in arc surface 32 of 30 punching presses of American spanner described in the utility model, the American spanner 10 that can not only overcome punching out character cut in bas-relief body in the prior art easily blocks defectives such as dirt and difficult plating, and on the arc surface 32 of this American spanner 30, form the design of type body 33, also can make the withdrawing pattern after the punching press become more simple and easy and complete.And with the hand identification time, comparatively responsive to protrude the sense of touch of font and recessed font to protrude font, be easy to pick out.

As shown in Figure 8, this is another embodiment of the present utility model, because of its primary clustering is identical with previous embodiment, therefore no longer adds to give unnecessary details, and is only set forth with regard to its difference.Be that type body 33 is arranged at the up and down embodiment of two arc surfaces 32, be equipped with the design of type body 32, also can bring the user anti-skidding effect with this kind both ends of the surface.

The type body 33 that protrudes in arc surface 32 of 30 punching presses of American spanner of the present utility model, have outside the sense of gripping, and as shown in Figure 7 and Figure 8, the centre of this section is thicker, also can increase integral intensity, thinner with the centre of European spanner 20 indent sections, make integral intensity weaken difference to some extent.

In addition, the utility model is to make the withdrawing pattern after the punching press become more simple and easy and complete, this font is made as have arc chord angle 34, and for to have the suitable sense of touch of holding when holding, and the protrusion word height of this font is limited to 0.4～0.6mm the best.

Claims

1, a kind of spanner with protrusion discriminating function comprises shank on the other hand, and this handle portion is provided with font architecture, it is characterized in that: described font architecture is arranged on the end face of handle, and font has the shape of protrusion.

2, the spanner with protrusion discriminating function as claimed in claim 1, it is characterized in that: described font is figure or work mark.

3, the spanner with protrusion discriminating function according to claim 1, it is characterized in that: described font architecture is located on the both ends of the surface of handle portion.

4, the spanner with protrusion discriminating function according to claim 1, it is characterized in that: described font has the shape of arc chord angle.

5, the spanner with protrusion discriminating function according to claim 1, it is characterized in that: the protrusion height of described font is 0.4-0.6mm.

6, the spanner with protrusion discriminating function according to claim 1, it is characterized in that: described pinch bar is the American spanner with arc surface.

7, the spanner with protrusion discriminating function according to claim 6, it is characterized in that: described pinch bar has an arc surface at least, and the font of protruding shape is arranged on this arc surface.