CN2304512Y

CN2304512Y - Universal electric tool with angular regulator

Info

Publication number: CN2304512Y
Application number: CN 97220901
Authority: CN
Inventors: 刘炳枝; 谢安富
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-07-25
Filing date: 1997-07-25
Publication date: 1999-01-20
Anticipated expiration: 2007-07-25

Abstract

The utility model relates to a universal electric tool which can be modified from multiple angles, comprising a grab handle, the main body of a host machine, and an electric tool head. In the utility model, a jointing point between the grab handle and the main body of a host machine uses inclined planes for contact and connection; a guide rib is arranged on the inclined plane of the grab handle in a protruding manner; the guide rib is extended into an arc-shaped guide groove which is arranged on the inclined plane of the main body of a host machine; the front end of the main body of the host machine is provided with fixing blocks; the tail end of the electric tool head is provided with a plurality of sheathing clamping jaws which are sheathed in gaps between all the fixing blocks; the fixing blocks are bunted by a lock ring of an outer sleeve for tight lock and fixation. As a result, the main body of a host machine and the electric tool head can be easily combined with and separated from each other.

Description

Multi-angle changeable type general-purpose electric tool

The utility model relates to a kind of multi-angle changeable type general-purpose electric tool.

In the middle of all trades and professions now, on the whole all can use electric tool and assist and solve various working conditions, it really can reach effects such as laborsaving, handled easily; As tearing open with the electric sleeve barrel wrench, dress vehicle tire nut, with electronic jack with vehicle jack-up etc., thought electric tool now, mostly dynamic host and drive structure system are made as one, be that main frame and tool heads can't be dismantled, a kind of electric tool only can solve a kind of working condition when lid used, and well-known commercially available electric tool is expensive, the every profession and trade dealer uses the situation of electric tool various in addition, the dealer certainly will buy several electric tools, and this measure makes expenditure expensive, does not meet economic benefit in fact, for family, more belong to a kind of heavy burden, moreover electric tool can be fixed for being made as mostly with the lever of person's grippings now, can't adjust its gripping angle, so in the use can't in various occasions all can the supplier the just holding operation application of force, lack its applicability and convenience.

The purpose of this utility model promptly at the multi-angle changeable type general-purpose electric tool that provides a kind of main frame body can separate fast, assemble with tool heads, with effective saving purchase cost, and can be applicable to the working condition and the occasion of various differences.And it is for the lever of human hands gripping, and the variation of energy angulation is used and be convenient to grip.

The technical solution of the utility model is:

A kind of multi-angle changeable type general-purpose electric tool comprises lever, main frame body, electric tool head, it is characterized in that:

This lever, its end is provided with supply hub, the inclined-plane of other end tool one angle and the inclined-plane of main frame body tip touch, middle position is opened a sleeve joint hole on the inclined-plane, socket column sleeve for the main frame body is gone into, and leads rib in inclined-plane lateral margin floating prominent in addition, and establishes a floatless switch on the lever surface, pad is established an elastic component in this switch, and the set jag in its place ahead is stretched out in outside this inclined-plane;

This main frame body, become a polygon microscler cylinder, in be installed in a power motor, and it is external that its primary shaft that is arranged with pinion is appeared in this, respectively establishes fixed block on the terminal number plane before body, and establish a T shape socket post in centre on the terminal inclined-plane, this T shape socket post central authorities also open a wiring hole and sleeve joint hole connects, adjacent lateral margin place, inclined-plane establishes an arc guide barrel, and arc guide barrel extends a locating hole, stretches into for the floatless switch jag;

Lock ring becomes a round, is sleeved on the fit jaw of electric tool head, and interior sidewall surface respective host body fixed block is provided with several fixing oblique sheets, and fixing oblique sheet downside is also established the inclined-plane of a tool gradient;

This electric tool head, inner ccontaining reduction gearing mechanism, open a perforation in its terminal suit place central authorities, primary shaft for the main frame body can be inserted into wherein, and between corresponding fixed block forms on the end face crack and be provided with several and arrange circlewise and ly upright establish shape fit jaw, fit jaw end and tool one triangle collude shape, make lock ring be sleeved on its outside, and several fit jaws are established the bar shaped stop block on its lateral margin, make the fixing oblique sheet of lock ring inwall stopped by it.

Described multi-angle changeable type general-purpose electric tool is characterized in that: on the set inclined-plane of main frame body, depression is provided with a locating hole in addition, stretches into for the jag of floatless switch.

Described multi-angle changeable type general-purpose electric tool is characterized in that: on the inclined-plane that main frame body and lever are touched, be respectively equipped with burr.

Described multi-angle changeable type general-purpose electric tool, it is characterized in that: lock ring face table is provided with the embossing lines.

The utility model has the advantages that: the user is as long as buy one of this creation main frame body, all the other are looked work and use the needs of going up to buy the electric tool head such as the electric drill of purposes difference, electricity bottle opener or motor-driven mill etc. get final product, for example the required electric tool that uses is waxing machine on automobile, dust catcher, tire screw cap sleeve spanner, electric tools such as electronic jack are just enough, if these four kinds of usefulness person single purchases are put in order when desk-top, the weight that financial burden is suitable, if buy this creation, then need only one of main frame body, all the other look the electric tool head that need of work is bought the purposes difference, when being used in combination, can save buying expenses over half, very meet economic benefit.

This creation lever and main frame body engagement place are that the inclined-plane with suitable angle touches, prominent establishing led rib and is inserted in the arc guide barrel on the main frame body inclined-plane on this lever inclined-plane, for lever can follow this arc guide barrel rotate after the suitable angle and the mat lever on the clip of a flexible fastening switch reach fixed effect, when lever and main frame body form a pistol lever shape; Main frame body outward appearance then is one polygon-shaped, on preceding terminal number plane, respectively be provided with fixed block, terminal several fit jaws of electric tool head that are provided with reduction gearing mechanism in one then be linked in each fixed block form between in the crack, and mat is coated at the lock ring of jaw, make this lock ring turn make the prominent fixing oblique sheet of number of establishing of its inwall support urgent this fixed block, reach the effect that is locked with the inclined-plane.And with this lock ring screw, unscrew mode, make main frame body and electric tool head easily combination with decompose, order is convenient for changing the electric tool head of different purposes with the person.

Below only mat one specific embodiment and assistant with graphic detailed description, thereby for every function, the characteristics of this creation, further understanding and understanding are arranged.

Fig. 1 is the three-dimensional appearance schematic diagram of this creation.

Fig. 2 is the organigram at this creation lever and main frame body engagement place.

Fig. 3 is the organigram that this creation lever can be done the angle variation.

Fig. 4 is the perspective exploded view of this creation.

Fig. 5 is this creation electric tool head and main frame body suit place, utilizes lock ring to rotate and reaches the generalized section that unclasps with stationary state.

Fig. 6 is the structure that shows by lock ring, and this creation can be convenient for changing the enforcement schematic diagram of the electric tool head of different purposes.

See also shown in Figure 1, this creation includes a lever 1 and the polygon-shaped main frame body 2 of an outward appearance tool, wherein lever 1 end is to be provided with jack for plant attaching plug 11, with the external household electricity of energy, power supply such as electricity consumption or general storage battery in the car, and lever 1 appropriate location and establish a flexible fastening switch 12, as long as push this floatless switch 12 during use aside, can itself and main frame body 2 angulations be changed lever 1 rotation, and be convenient to for grip use with the person, one electric tool head 3 (is example with the electric screw driver) can be socketed on more than main frame body 2 front ends on the profile of limit with the set fit jaw 31 of one end, and cooperate screwing of an overcoat lock ring 4, reach fixing effect.

Please consult Fig. 2 simultaneously, shown in 3, mainly be to insert a power motor in this creation main frame body 2, the primary shaft 21 that makes its end be sheathed with pinion 211 can appear outside main frame body 2, and main frame body 2 and lever 1 external shell are because of being on the mat, following clamping system is formed, the T shape socket post 22 that lid main frame body 2 one end faces are extended can be inserted in the sleeve joint hole 13 that lever 1 end face opens, make this lever 1 can follow this main frame body 2 and make coaxial rotation and unexpected coming off, and open a wiring hole 221 in T shape socket post 22 central parts, the power line that stretches out for sleeve joint hole 13 can enter in the main frame body 2 thus, so that power motor power supply power to be provided, and lever 1 and main frame body 2 joints are the inclined-planes 14 with suitable angle, 23 touch, be to establish an arc guide barrel 24 on the inclined-plane 23, make prominent the establishing in inclined-plane 14 lead rib 15 and be inserted into wherein, and establish the flexible fastening switch 12 of a slip in lever 1 appropriate location, because pad is provided with an elastic component 121 in it, with the outer effect of opening of its elastic force, so the jag 122 of floatless switch 12 front ends is inserted in the locating hole 241 on inclined-plane 23, reach fixed effect, lever 1 can not be rotated again, when practice, can look the needs of real work occasion with the person, stirring floatless switch 12 earlier makes jag 122 withdraw from locating hole 241, can rotate lever 1 this moment, promptly leading rib 15 follows arc guide barrel 24 and does slippage, when sliding against arc guide barrel 24 another closed ends, lever 1 can not rotate again, the Yin Ben creation is designed to 180 degree with arc guide barrel 24, so lever 1 rotate 180 degree promptly by originally and main frame body 2 shape that is in line convert a pistol lever shape to, and after rotating, the jag 122 of floatless switch 12 can stretch into clip and reach fixing effect in another fixing hole 25 on inclined-plane 23, according to this, lever 1 can change with main frame body 2 angulations, so that can select usefulness at random and the easy operating application of force with the person, in addition for prevent that the lever 1 and the end face of main frame body 2 joints from too skidding when rotating, special in its inclined-

plane

14,23 are provided with burr 141,231, constitute suitable frictional resistance.

Please consult shown in Figure 4 simultaneously, can be installed in reduction gearing mechanism in the electric tool head 3 of this creation, now underdraw slightly for known because its structure is most: fix one by ring set 52 with spiral shell spare 51 in its electric tool head 3 inner bottom parts, steel ball dish 53,

pad

54,55, elastic component 56 and the dish seat 57 torsion safety devices that constituted, and then be filled into a gear cylinder 6 again, these gear cylinder 6 bottoms mainly are can be with C profile shaft cover 61, irony packing ring 62 is sleeved in the circular groove set on the axostylus axostyle 63 631, making this axostylus axostyle 63 do one fixes also and can rotate, tool heads 3 forward open end are fit protheca 64 and lining 65 then, to form closure state, and axostylus axostyle 63 appears outside protheca 64 for packing screwdriver into, it in this gear cylinder 6 geared sleeve 71 of inserting a tool internal gear 711 earlier, and squeeze into three pins 712 it is fixed, and three planetary gears 72 are on the spindle hub 632 that is hubbed on the axostylus axostyle 63, and its toothed portion not and within the geared sleeve 71 ring gear 711 mesh, form a planet gear train, put pad 73 in pad on the geared sleeve 71, after 74, reinstall a geared sleeve 75, this geared sleeve 75 is fastened in the set parallel card article 751 in its side in the card ditch 66 that gear cylinder 6 inwalls are opened, and can not form rotation, in geared sleeve 75, insert two groups of epicyclic gears 76 according to this, 77 and two dividing

plates

78,79, according to this when electric tool head 3 is done combination with main frame body 2, because tool heads 3 last abutting end places have a perforation 32, make the primary shaft 21 of main frame body 2 can be inserted in the tool heads 3, and pinion 211 can mesh with three planetary gears 76, with transmission, reach the purpose that axostylus axostyle 63 slows down and increases moment of torsion by each planetary gearsets.

Please consult Fig. 4 simultaneously, shown in 5, the main frame body 2 of this creation is assembled fast with electric tool head 3, dismounting, mainly be before main frame body 2, to establish fixed block 26 on the terminal number plane, arrange the upright shape fit jaw 31 of establishing circlewise and extend several on the tool heads 3 last abutting ends, because it has elasticity slightly so can its external diameter be diminished direct grip pressure slightly, make a surperficial tool embossing lines and be convenient to the lock ring 4 of gripping can fits thereon, and because of fit jaw 31 ends be that a triangle colludes shape, event can prevent coming off of lock ring 4 and not hinder the smooth and easy of its rotation, fix oblique sheet 41 and establish several within the lock ring 4 on the wall, when main frame body 2 is assembled with tool heads 3, earlier lock ring 4 turns are made fixing oblique sheet 41 go to fit jaw 31 outsides and become a layered laminate (seeing also shown in Fig. 3 A), and optional several fit jaws 31 are established bar shaped stop block 311 in its lateral margin, must stop fixing oblique sheet 41 to rotate again, according to this according to being only foundation of a rotation card, this moment fit jaw 31 can be linked in each fixed block 26 form between in the crack, and stopping because of fixed block 26, tool heads 3 and fit jaw 31 just can't be done rotation radially, make backward rotation (seeing also shown in Fig. 3 B) with lock ring 4 again, then the fixing oblique sheet 41 of inwall goes to the outside, crack between the fit jaw 31, in rotating, fix oblique sheet 41 because it is not to be full slice system, so the set inclined-plane 411 of its downside will slowly support the block face 261 of compeling fixed block 26 upsides, according to this, tool heads 3 and lock ring 4 can't be done axial separating with main frame body 2, reach fixing effect, and lock ring 4 is fixed oblique sheet 41 and can be stopped operating because of stopping of stop block 311 in good time in the locking process, and prevent excessive turn, in like manner, when desiring extracting tool head 3 with 2 decomposition of main frame body, be original state again with lock ring 4 backward rotation again, tool heads 3 is separated with main frame body 2, and change the electric tool head of different purposes.

See also shown in Figure 6; this creation main frame body 2 is by the fit of lock ring 4; can be fast in conjunction with the tool heads such as the sander 8 of different purposes; waxing machine 9 etc.; now with its can in conjunction with tool heads be listed below: electric drill; the elbow electric drill; diesinker; the abrasive belt machine; hair wheel sanding machine; face lapping mill; abrasive machine; glass papering machine; electronic waxing machine; the electric screw driver machine; electric socket wrench; electronic jack etc.; certainly if unlisted tool heads is arranged; also should belong in this creation scope; and more can look the needs of real work occasion with the person; it is a pistol lever shape that lever 1 is rotated, so that grip application of force operation.

Claims

1. a multi-angle changeable type general-purpose electric tool comprises lever, main frame body, electric tool head, it is characterized in that:

2. multi-angle changeable type general-purpose electric tool as claimed in claim 1 is characterized in that: on the set inclined-plane of main frame body, depression is provided with a locating hole in addition, stretches into for the jag of floatless switch.

3. multi-angle changeable type general-purpose electric tool as claimed in claim 1 is characterized in that: on the inclined-plane that main frame body and lever are touched, be respectively equipped with burr.

4. multi-angle changeable type general-purpose electric tool as claimed in claim 1, it is characterized in that: lock ring face table is provided with the embossing lines.