CN109834651A - It is a kind of can fast changing tool head hand tool locating device - Google Patents

Abstract

It is a kind of can fast changing tool head hand tool locating device, the hand-held tool be can swing lever pivot end place a both ends tool tool ends end tool heads, and tool heads are assembled with a positioning device and are positioned, it is primarily characterized in that the positioning device is equipped with a locating piece that can be moved forward and backward in lever, a blocking part is set on the locating piece, the pivot member of one top tool block edge, tool heads and the corresponding axis hole opened up of lever are run through in system, and enable block edge clip positioning in the blocking part of locating piece；Accordingly, user can simply elapse locating piece, to release the clip of pivot member, be rapidly separated pivot member with tool heads, reach can easier rapid-assembling/disassembling transformation tool head Practical Benefit.

Description

It is a kind of can fast changing tool head hand tool locating device

Technical field

The present invention, which is to provide one kind, can simply elapse locating piece, with control pivot joint tool heads and lever pivot member clip with It is no, reach easier rapid-assembling/disassembling transformation tool head can fast changing tool head hand tool locating device.

Background technique

In early stage, the clip of tool tong is to be shaped in the front end of lever, and can not convert the clip of different types, because This, has the relevant personnel to research and develop a kind of tool tong of convertible tool heads then, please refers to shown in Fig. 1 and 2, shown in be United States Patent (USP) 6th, 023, No. 805 " tool body for being easy to transformation tool head ", there is a pair of of lever 1,2, the front end of each lever 1,2 is equipped with one The accommodating space 3 of interior tool ejector pin 4, and mutually pivot joint be integrated and can swing, and offer axis hole 5 in articulated section, one by Tool heads 6 made of the pivot joint of two clamps offer an axis hole 7 thereon, and are respectively provided with the work that can be swung with respect to opening and closing in both ends Has end, i.e., one end of tool heads 6 is clip tool ends end 8, and another end is then to cut mouth tool ends end 9, and then the tool heads 6 can place In the accommodating space 3 of lever 1,2, two pivot members 10,11 be convexly equipped with can mutually matched screw rod 12 and swivel nut 13, and enable spiral shell Bar 12 and swivel nut 13 extend through lever 1,2 and the axis hole 5,7 of tool heads 6 mutually screws togather again, assemble in order to tool heads 6 to lock In on lever 1,2, and enable tool heads 6 cuts 9 overhead of mouth tool ends end at the ejector pin 4 of lever 1,2, when two levers 1,2 exert a force to When interior swing, i.e., closure is swung with the mouth tool ends end 9 of cutting of 4 screwing tool head 6 of ejector pin, and then make the clip work of 6 another end of tool heads Have the synchronous closed action of making in end 8 to clamp article, in addition, referring to Fig. 3, two lever 1,2 can backswing, in order to so that tool First 6 mouth tool ends end 9 of cutting is located at outside, and carries out shearing article operation；Only, which is to utilize two pivot members 10,11 phases It mutually screws togather to lock and be assembled on lever 1,2, when being intended to the tool heads of hyperphoric tool different types tool ends end, that is, by two pivots when costing Shaft member 10,11 screws out separation, can take out transformation tool head 6, therefore in inconvenience relatively time consuming in assembly and disassembly tool heads 6.

Summary of the invention

The main object of the present invention is to overcome the defect of the above-mentioned prior art, and providing one kind can fast changing tool head ground hand Tool positioning device, when which may make user to be intended to transformation tool head, it is only necessary to simply elapse locating piece, enable the gear of pivot member Edge is detached from the clip of blocking part, pivot member can be made to be rapidly separated with tool heads, and reaching can easier rapid-assembling/disassembling transformation work Has the Practical Benefit of head.

The purpose of the present invention is what is realized by following technical proposals, it is of the invention it is a kind of can fast changing tool head Hand tool locating device, which is that a tool heads are arranged in the pivot ends of two levers, and with a positioning device by tool heads Assembling positioning, is primarily characterized in that: the positioning device is that a movable locating piece is equipped on lever, is set on the locating piece Have a blocking part, one through tool heads and the pivot member of lever, one end be in the blocking part of locating piece and clip is fixed Position.

It is an advantage of the invention that by simply elapsing locating piece, and the clip of pivot member is released, make pivot member and tool heads Separation, so as to quickly and easily transformation tool head.

For enable juror to case of the present invention make it is further understand, hereby lift a preferred embodiment and cooperate attached drawing into Row detailed description.

Detailed description of the invention

Fig. 1 is U.S. Patent No. 6,023,805 structural schematic diagrams of the prior art；

Fig. 2 is the assembling outside drawing of Fig. 1；

Fig. 3 is the schematic diagram that Fig. 1 transformation uses tool ends end；

Fig. 4 is parts explosion of the invention；

Fig. 5 is the locating piece cut-away view of Fig. 4；

Fig. 6 is assembling outside drawing of the invention；

Fig. 7 is assembling cut-away view of the invention；

Fig. 8 is the schematic diagram that transformation of the invention uses tool ends end；

Fig. 9 is use schematic diagram (one) of another tool heads of transformation of the invention；

Figure 10 is use schematic diagram (two) of another tool heads of transformation of the invention；

Figure 11 is use schematic diagram (three) that the present invention converts another tool heads；

Figure 12 is the outside drawing that the present invention converts another tool heads；

Figure 13 is the use schematic diagram that the present invention converts another tool heads.

Piece number index:

The prior art

Lever 1,2；Accommodating space 3；Ejector pin 4；Axis hole 5；Tool heads 6；Axis hole 7；Clip tool ends end 8；Cut mouth tool ends end 9； Pivot member 10,11；Screw rod 12；Swivel nut 13.

The present invention

Lever 20；Accommodating space 21；Top pillar 22；Screw hole 23；Axis hole 24；Positioning device 30；Pivot member 31；Annular groove 311；Gear Edge 312；Spring 32；Elastic buckles 33；Locating piece 34；Limit film 341；Elongated slot 342；Caulking groove 343；Card slot 344；Flange 345；Guide gip 35；Tool heads 40,40A, 40B；Tool ends end 41,41A, 41B；Tool ends end 42,42A, 42B；Axis hole 43,43A.

Specific embodiment

It please refers to shown in Fig. 4~7,20 front end of a pair of of lever of the invention respectively has an accommodating space 21, the accommodating space Be equipped with the top pillars 22 of tool screw hole 23 in 21, and the front end of two levers 20 and pivot joint are integrated and can swing, and in pivot joint Place offers axis hole 24, and a positioning device 30 is provided with a pivot member 31 for being nested with spring 32, and sets in the top of pivot member 31 There are annular groove 311 and block edge 312, and then the pivot member 31 can run through the axis hole 24 of one lever 20, buckle using an elastic buckles 33 In on annular groove 311, and be assembled on lever 20 and prevent from being detached from, separately on lever 20 across setting determining for two sides tool limit film 341 Position part 34, corresponding 20 top pillar of lever, 22 position offers an elongated slot 342 on the locating piece 34, and offers one in front end bottom surface Blocking part, which has two different-diameters and caulking groove 343 and card slot 344 to communicate, the diameter of the caulking groove 343 are slightly larger than 31 diameter of pivot member, and the diameter of card slot 344 is then identical as 31 diameter of pivot member, and in the bottom surface periphery of card slot 344 equipped with convex Edge 345, and then the elongated slot 342 of the locating piece 34 places for a guide gip 35, and guide gip 35 is enabled to be screwed together in the spiral shell of 20 top pillar 22 of lever In hole 23, and locating piece 34 is assembled on lever 20 and can be moved forward and backward actuation, 40 system of a tool heads be pivotally connected by two clamps and At, in order to in both ends be respectively formed tool different types and can opposite opening and closing swing tool ends end 41,42, and two tool ends ends 41,42 It can be clip pattern, and offer an axis hole 43 in the articulated section of tool heads 40, and then the tool heads 40 can be placed through lever In 20 accommodating space 21, run through lever 20 and the corresponding axis hole 24,43 of tool heads 40 for the pivot member 31 of positioning device 30, And compressed spring 32, enable the annular groove 311 of pivot member 31 and block edge 312 convexedly stretch in 20 top of lever, embedded at locating piece 34 In caulking groove 343, then locating piece 34 is elapsed forward again, enables card slot 344 be located at outside the block edge 312 of pivot member 31, and with convex Edge 345 positions 31 clip of pivot member, in annular groove 311 to complete the assembling operation of tool heads 40；Please refer to Fig. 6,8 Shown, the hand-holdable lever 20 of user is located at the operation that external tool ends end 41 carries out clamping assembly and disassembly component with tool heads 40, also The tool ends end used can be converted directly by 20 backswing of lever, another tool ends end 42 of tool heads 40 is enabled to be located at outside, and The tool ends end for providing another different types uses；Fig. 7 is please referred to, shown in 9~12, when user is intended to convert tool different types tool When the tool heads at end, it is that the locating piece 34 of positioning device 30 can be elapsed backward, enables card slot 344 give up the throne, make larger-diameter embedding Slot 343 is located at 312 outside of block edge of pivot member 31 and releases clip, which is to uphold elastic force using the reset of spring 32 Automatic pop-up outward, and it is detached from the axis hole 43 of tool heads 40, and then can rapidly draw off tool heads 40, so that another both ends have width Clip and the tool heads 40A for cutting nozzle type formula tool ends end 41A, 42A are placed through in the accommodating space 21 of lever 20, and with positioning device Axis hole 24,43A of 30 pivot member 31 through the two, and the annular groove 311 of pivot member 31 and block edge 312 is enabled to convexedly stretch on lever 20 Side, then to be elapsed locating piece 34 forward again, card slot 344 is enabled to be located at pivot member 31 in the caulking groove 343 of locating piece 34 Block edge 312 outside, by 31 clip of pivot member position, can facilitate and quickly complete the assembling operation of transformation tool head 40A；Please Refering to fig. 1 shown in 3, the accommodating space 21 of this creation lever 20 also have sharp clip for a both ends and cut nozzle type formula tool ends end 41B, In the tool heads 40B of 42B is placed through, and with positioning device 30 is convenient and is quickly accomplished the assembling operation of transformation tool head 40B.

The above is a preferred embodiment of the present invention, such as according to equivalent change made by scope of the present invention patent, All belong to the column of scope of the present invention patent.

Claims (8)

1. one kind can fast changing tool head hand tool locating device, the hand-held tool be two levers pivot end be arranged a work Have head, and tool heads assembled with a positioning device and are positioned, is primarily characterized in that:

The positioning device is that a movable locating piece is equipped on lever, which is equipped with a blocking part, and one runs through work Has the pivot member of head and lever, one end is the clip positioning in the blocking part of locating piece.

2. one kind according to claim 1 can fast changing tool head hand tool locating device, it is characterised in that this is fixed The locating piece bottom surface of position device is provided with a blocking part, which is the caulking groove and card with two different-diameters and to communicate The diameter of slot, the caulking groove is slightly larger than pivot member diameter, and the diameter of card slot is then identical as pivot member diameter, and in the bottom surface of card slot Periphery is equipped with flange.

3. one kind according to claim 1 or 2 can fast changing tool head hand tool locating device, it is characterised in that should The locating piece two sides of positioning device are equipped with limit film.

4. one kind according to claim 1 or 2 can fast changing tool head hand tool locating device, it is characterised in that should Elongated slot is offered on the locating piece of positioning device, placed for a guide gip and is screwed together in the screw hole of lever top pillar, by locating piece group Loaded on lever.

5. one kind according to claim 1 can fast changing tool head hand tool locating device, it is characterised in that this is fixed The pivot member top of position device is provided with annular groove and block edge.

6. one kind according to claim 5 can fast changing tool head hand tool locating device, it is characterised in that the pivot It is equipped with spring in shaft member, and is equipped with elastic buckles in button on annular groove.

7. one kind according to claim 1 can fast changing tool head hand tool locating device, it is characterised in that two hold The front end of handle respectively has an accommodating space, and is pivotally connected and is integrated, and offer axis hole in articulated section.

8. one kind according to claim 1 can fast changing tool head hand tool locating device, it is characterised in that the work Axis hole is offered on tool head, and both ends have the tool ends end in different types.