CN2467263Y

CN2467263Y - Hand vices

Info

Publication number: CN2467263Y
Application number: CN 01210190
Authority: CN
Inventors: 林树森
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-01-12
Filing date: 2001-01-12
Publication date: 2001-12-26
Anticipated expiration: 2011-01-12

Abstract

The utility model discloses a pair of joint pliers. One side of a pivot shaft center of two grab handles is provided with a hollow shaft post on which a positioning pin can be inserted, and a pin post is respectively arranged slightly below the pivot shaft center of the two grab handles. The two pin posts and the shaft post are matched, and two isomorphic plier sheets are overlapped and pivoted to form a plier head suit. A spring which is arranged at the other side of the pivot shaft center of the grab handles is used for propping and supporting the positioning pin, a positioning steel ball is compelled to protrude the shaft post for clamping a plier head, and the suit positioning of the plier head and the grab handles is completed. When the positioning pin is pressed, the positioning steel ball can be compelled to inwards contract so that the assembly and the disassembly of the plier head are convenient, and a suit using a body of a single pair of joint pliers for being suitable for the plier body with various functions can be formed.

Description

Hand vice

The utility model relates to a kind of hand vice.

Traditional hand vice instrument, its binding clip and lever adopt the integral structure design more, the structural form of its simple function, when facing the different work demand, the situation that can't be suitable for is often arranged, cause purchasing the hand vice instrument of various ways, under this situation, not only cause and hide the increase of taking the space and hide the inconvenience of taking, also increased acquisition cost simultaneously, be not inconsistent economic benefit and functional principle in fact.

Shortcoming at the existence of integral type hand vice instrument, once the hand vice structure that had the dealer to develop to buy or get by illegal means the binding clip group, but because of its binding clip group mainly is that the prominent pin rod of establishing of mat hand vice body forms plug-in card, again in the two a central shaft hole elasticity Combining bolt spacing as hand vice body and binding clip syntagmatic of planting, in the process of its operation, this Combining bolt also fails the binding clip group is formed firm support, add its spring action, cause its pincers sheet in the process of opening folder, to have the situation of inclined to one side rolling to take place easily, influence the stability of its operation.In addition, plant kenel design because of its Combining bolt, make its carry out the binding clip group tear open the group and buy or get by illegal means in the operation, Combining bolt must be taken off fully, after treating that binding clip group cover group is finished, again Combining bolt is plugged on central shaft hole again to finish in conjunction with the location, under this situation, not only cause group to unload trouble and time-consuming, cause Combining bolt to be lost simultaneously easily.

Main purpose of the present utility model is to provide with single body must optionally change the hand vice that the difference in functionality binding clip uses, and make its binding clip and this physical efficiency obtain the strong fix relation, binding clip unlikely generation when opening the folder operation is shaken partially, to keep the stability of its operation.

Another purpose of the present utility model is to be by the design of the composition of structure, makes it tear group open when buing or get by illegal means operation what carry out binding clip, only need push pilot pin discharge positioning instant can, and need not pilot pin is taken off, make it tear group open according to this and to buy or get by illegal means enforcement more easy.

For reaching aforementioned purpose, the utility model is on structural design, mainly be to constitute the hand vice body with two similar shape lever pivot groups, and establish a hollow jack-post in two lever pivot group axle center, one side and plant for a pilot pin, and below the summary of two lever pivot group axle center, be arranged with pin, utilize the cooperation of two pins and jack-post and must supply two binding clip cover groups with clamp sheet overlapping pivot group formation, and the spring that other side of mat lever pivot group axle center is established must force positioning ball to give prominence to jack-post blocking binding clip to holding of pilot pin, finish the cover group of binding clip and lever, push pilot pin and then can force and contract in the positioning ball, reach in view of the above and optionally change the difference in functionality binding clip with single body and use so that the group of binding clip is unloaded.

A kind of hand vice of the present utility model comprise the binding clip that the hand vice body that is made of two similar shape lever pivot groups and two constitutes with clamp sheet overlapping pivot group, are provided with a grip spring and keep opening from state of two levers, and establish a detachable pilot pin and keep its cover group and concern; Two levers of this hand vice body are provided with a hollow jack-post at pivot group axle center one pleurapophysis and plant for pilot pin, hollow jack-post one side and be provided with a slotted eye for plug one the location steel ball, utilize holding of this pilot pin and must force positioning ball to be given prominence to outside slotted eye, be arranged with pin below omiting in two lever pivot group axle center in addition, two pins and jack-post cooperate the back by binding clip cover group; This binding clip is provided with the axis hole that the chi footpath conforms to hand vice body hollow jack-post external diameter at place, two pincers sheet pivot group axle center, and establishes the capel groove one in axis hole inner edge stage casing, and is arranged with the perforation that the chi footpath conforms to hand vice body pin external diameter in addition in two pincers sheet lower end rank knot portions; This pilot pin is plugged in the hollow jack-post of hand vice body, be provided with a groove in the pilot pin middle section, utilizing lever pivot group axle center in addition to press from both sides the spring of establishing between side and pilot pin head must force positioning ball to be given prominence to outside slotted eye to holding of pilot pin, push pilot pin and then must make its groove be displaced to the positioning ball position, give the usefulness that contracts in the positioning ball; In view of the above, utilize the hollow jack-post of hand vice body to cooperate the axis hole and two perforation of binding clip with two pins, make the hand vice body form bikini and support the location binding clip, and separate through the axis hole of hollow jack-post, make opening of two levers operations, two pincers sheets can obtain very firm location in the folder action and unlikely generation is shaken partially pilot pin and binding clip; This binding clip can be made of the pincers sheet of different shape, structure; The projection direction of two pins of this below, hand vice body pivot group axle center is identical with the hollow jack-post.

Fig. 1 is a STRUCTURE DECOMPOSITION schematic diagram of the present utility model.

Fig. 2 is that structure of the present utility model is formed schematic diagram.

Fig. 3 is the structural relation schematic diagram of the utility model under hand vice body and binding clip positioning states.

Fig. 4 is the structural relation schematic diagram of the utility model under hand vice body and binding clip release conditions.

See also the structural relation schematic diagram of Fig. 1, the structure of Fig. 2 is formed schematic diagram and Fig. 3,4 structural relation schematic diagram, as shown in the figure, the utility model is on structural design, mainly be with two

similar shape levers

51,52 in head overlapping pivot group formation hand vice body 50, and mat torque spring 53 keeps two

levers

51,52 open from state, at two

levers

51,52 pivot group axle center, one pleurapophysis is provided with a hollow jack-post 54 and plants for a pilot pin 70, in hollow jack-post 54 1 sides and be provided with a slotted eye 541 for plugging a location steel ball 542, utilize

lever

51,52 pivot group axle center in addition press from both sides the holding of 71 pairs of pilot pins 70 of spring of establishing between side and pilot pin 70 heads and must force positioning ball 542 to be given prominence to outside slotted eye 542, be provided with a groove 701 in pilot pin 70 middle sections in addition, use and when pushing pilot pin 70, must make its groove 701 be displaced to positioning ball 542 positions, give the usefulness that contracts in the positioning ball 542, again at two

levers

51,52 pivot group axle center slightly below are arranged with

55,56, this two

55,56 projection direction is identical with hollow jack-post 54, utilizes two

pins

55,56 and the cooperation of jack-post 54 and must supply binding clip 60 cover groups;

Aforesaid binding clip 60 is to constitute with

clamp sheet

61,62 overlapping pivot groups by two, and get the binding clip 60 of structure composition difference in functionality with different shape, structure of its

pincers sheet

61,62, the place forms the axis hole 64 that the chi footpath conforms to hand vice body 50 hollow jack-posts 54 external diameters in two

pincers sheet

61,62 pivot group axle center, and form capel groove 641 one in axis hole 64 inner edge stage casings, and be arranged with the

perforation

65,66 that the chi footpath conforms to hand vice body 50,

55 and 56 external diameters in addition in two pincers sheets, 61,62 lower ends rank knot portion;

Design via said structure, utilize the hollow jack-post 54 and two pins 55 of

hand vice body

50,56 cooperate the axis hole 64 and two perforation 65 of binding

clip

60,66, and then finish the cover group of hand vice body 50 and binding clip 60, and the ejection of 71 pairs of pilot pins 70 of mat spring, make the groove 701 of pilot pin 70 move apart positioning ball 542, forcing positioning ball 542 to be pushed rostellum goes out outside hollow jack-post 54 1 side channel holes 541 and is fastened in the capel groove 641 of binding clip 60 axis holes 64, locate the cover group relation of hand vice body 50 and binding clip 60 according to this, make its groove 701 be displaced to positioning ball 542 positions and push pilot pin 70, then can make and contract in the positioning ball 542 and discharge its positioning states, can carry out the dismounting of binding clip 60 and buy or get by illegal means this moment, treat binding clip 60 and hand vice body 50 are organized cover again, release is to the strength of pushing of pilot pin 70, i.e. the elastic recovery ejection pilot pin 70 of mat spring 71 and reply positioning states once more; According to this,, can buy or get by illegal means multi-form binding clip 60, can realize multiple function in response to the various different work demands that face with single hand vice body 70 via the cooperation of above-mentioned member.

And in said structure, on the cover group because of binding clip 60 and hand vice body 50, be that mat hand vice body 50 default hollow jack-

post

54 and 55,56 pairs of binding clips of two pins 60 form bikini support location, and hollow jack-post 54 separates the axis hole 64 of pilot pin 70 with binding clip 60, be with when a folder of pushing two levers, 51,52 operations, two

pincers sheets

61,62 moves, this two

pincers sheet

61,62 can obtain very firm location and unlikely generation is shaken partially, make its whole operability can obtain stable keeping, effectively eliminate known elasticity Combining bolt and locate unstable shortcoming.

Again, organize and buy or get by illegal means in the operation binding clip 60 and tearing open of hand vice body 50, only need to discharge the location to push pilot pin 70, or release pilot pin 70 is replied the location, can finish its group and unload action, need not fully pilot pin is taken off, under this operator scheme, not only make the cover group of binding clip 60 and hand vice body 50 change the outfit on more simple speed, convenient, and can not cause pilot pin 70 losses.

In sum, the utility model is via the design of the composition of structure, makes the spring be able to single body and optionally changes the difference in functionality binding clip and use, and buy or get by illegal means in the enforcement more easyly tearing group open, and must keep operational stability preferably.

Claims

1, a kind of hand vice comprise the binding clip that the hand vice body that is made of two similar shape lever pivot groups and two constitutes with clamp sheet overlapping pivot group, are provided with a grip spring and keep opening from state of two levers, and establish a detachable pilot pin and keep its cover group and concern; It is characterized in that:

Two levers of this hand vice body are provided with a hollow jack-post at pivot group axle center one pleurapophysis and plant for pilot pin, hollow jack-post one side and be provided with a slotted eye for plug one the location steel ball, be arranged with pin below omiting in two lever pivot group axle center in addition, two pins and jack-post cooperate the back by binding clip cover group;

This binding clip forms the axis hole that the chi footpath conforms to hand vice body hollow jack-post external diameter at place, two pincers sheet pivot group axle center, and establishes the capel groove one in axis hole inner edge stage casing, and is arranged with the perforation that the chi footpath conforms to hand vice body pin external diameter in addition in two pincers sheet lower end rank knot portions;

This pilot pin is plugged in the hollow jack-post of hand vice body, is provided with a groove in the pilot pin middle section;

2, hand vice according to claim 1 is characterized in that: this binding clip can be made of the pincers sheet of different shape, structure.

3, hand vice according to claim 1 is characterized in that: the projection direction of two pins of this below, hand vice body pivot group axle center is identical with the hollow jack-post.