Charged electric scissorsTechnical field
The present invention relates to power tools technology fields, more particularly, to a kind of charged electric scissors.
Background technique
Electric shear is relatively conventional electric tool, is widely used in the fields such as garden maintenance, industrial production.In general,Electric shear includes casing, and battery component is equipped in the chassis cavity and is electrically connected to the electricity of the battery component by switchingMachine, and the right part of the casing is equipped with mutually matched stationary knife and moving knife.The every main story of the motor and reversion are primary, which carries out oneSecondary shearing work, when use, greatly increase the production efficiency.
However, the movement due to moving knife must be by means of the positive and negative rotation repeatedly of motor, to be not sufficiently stable when working.
Summary of the invention
In view of the deficiency of the prior art, the object of the present invention is to provide a kind of charged electric scissors, it hasHave the characteristics that operation is more steady.Further, it also has the characteristics that in stable condition, tool changing is convenient.
To achieve the goals above, the technical scheme adopted by the invention is that: charged electric scissors, including casing, shouldIt is equipped with battery component in chassis cavity and is electrically connected to the motor of the battery component by switching, and the right part of the casing is equipped withMutually matched stationary knife and moving knife, it is fixed that the stationary knife is fixed on the casing, the middle part of moving knife is rotatably connected on by a boltOn knife, and the left part of the moving knife is connected with a connecting rod extended to the left by a right pin, meanwhile, it is passive that one is equipped in the casingThe left part of bevel gear, the connecting rod is connected on the side of the dynamic bevel gear by a left pin, and, it is also set in the casingThere is drive bevel gear, which is connected by power to the motor, and the drive bevel gear and the dynamic bevel gear engage.
The drive bevel gear is connected by power by a deceleration mechanism to the motor.
The battery component is rechargeable battery set.
Hall sensor is equipped in the casing, the outer rim of the dynamic bevel gear is equipped with magnet, the magnet and the HallInductor matches, and the hall sensor signal is connected to the switch.
When the angle maximum of the moving knife and the stationary knife, which touches the hall sensor.
The moving knife includes cutter head and follower block, wherein the left side of the cutter head is equipped with socket, and sets on the side of the cutter headThere is location hole, which includes that a plate being resisted against on the side of the stationary knife and one interlock cap, the plate and the socketMatch, meanwhile, which further includes a swing rod, and the right end of the swing rod, which is equipped with, interlocks hole, which is set on the gearing cap,And the gearing cap is non-rotatable relative to the gearing hole, the side of the swing rod is equipped with locating piece, and locating piece and location hole match,And the follower block is equipped with the first perforation, which is equipped with the second perforation, which is through first perforation, second wearsIn hole, and the major part of the bolt is pressed on the edge in the gearing hole.
After adopting the above structure, charged electric scissors of the invention is compared to the prior art advantageously:
1, it runs more steady.Crank link mechanism movement is driven by bevel gear pair after motor work, is then driven dynamicAfter knife makes shuttle up and down motion and stationary knife cooperation, shear action can be formed.Due to motor without main story repeatedly and insteadTurn, ensures that the steady of operation.
2, state is relatively stable.After magnet and hall sensor cooperation, it can be ensured that when motor is out of service every time, moving knifeMaximum angle is all had with stationary knife, it is more convenient to be conducive to shear action, use next time.
3, tool changing is more convenient.Moving knife is cooperated using plug-in type, can be realized fast assembling-disassembling, it is ensured that tool changing rapid and justIt is prompt.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples:
Fig. 1 is the main view of the charged electric scissors of the embodiment of the present invention；
Fig. 2 is the front sectional view of the charged electric scissors of the embodiment of the present invention；
Fig. 3 is the portion the A enlarged drawing of Fig. 2；
Fig. 4 is the rear cross sectional view of Fig. 2；
Fig. 5 is the stereogram exploded view of moving knife and stationary knife of the invention.
Specific embodiment
Embodiment, as shown in figures 1 to 4: charged electric scissors, including casing 10.Position is equipped in 10 inner cavity of casingThe battery component 20 is electrically connected to and in the middle part of the inner cavity of the casing 10 in the battery component 20 of left part and by switchingMotor 30.The right part of the casing 10 is equipped with mutually matched stationary knife 41 and moving knife 42.
Further say:
The stationary knife 41 is fixed on the casing 10, the middle part of moving knife 42 is rotatably connected on stationary knife 41 by a bolt 423.That is, the right part of the moving knife 42 can move up and down repeatedly and the stationary knife 41 forms shear action.The left part of the moving knife 42 passes through oneRight pin 43 is connected with a connecting rod 44 extended to the left.Meanwhile a dynamic bevel gear 52 is equipped in the casing 10, the connecting rod 44Left part is connected on the side of the dynamic bevel gear 52 by a left pin 521.Obviously, which is not located at necessarilyIn the rotary shaft of the dynamic bevel gear 52.That is, the dynamic bevel gear 52 connects shape with the left part of the moving knife 42 by the connecting rod 44At crank link mechanism, after the dynamic bevel gear 52 rotation, the left part of the moving knife 42 is driven to move left and right by the connecting rod 44,Finally move up and down the right part of the moving knife 42.On the whole, which is preferably in " √ " shape.And the casing 10It is inside additionally provided with drive bevel gear 51, which is connected by power to the motor 30.Certainly, the drive bevel gear 51 and shouldDynamic bevel gear 52 engages, to form a pair of of bevel-gear sett.That is, after the motor 30 work, the drive bevel gear 51 rotation,The dynamic bevel gear 52 is driven to rotate.In this way, by using gear drive and crank link mechanism, it is ensured that entire driven shearingKnife is run steady, and the motor 30 is not necessarily to positive and negative rotation repeatedly.
Optimization:
The drive bevel gear 51 is connected by power by a deceleration mechanism 60 to the motor 30.The battery component 20 is charging electricityPond group.That is, further ensuring that the steady of operation, and ensure using more convenient.
Hall sensor 71 is equipped in the casing 10, the outer rim of the dynamic bevel gear 52 is equipped with magnet 72, the magnet 72Match with the hall sensor 71, and 71 signal of hall sensor is connected to the switch.I.e., it is possible to which the magnet 72 is set inSuitable position, when the dynamic bevel gear 52 rotation to setting position when, the magnet 72 close to the hall sensor 71 thenTrigger the hall sensor 71, the hall sensor 71 to the switch issue disconnect signal, 30 power loss of motor and stop transportingRow, it is ensured that the moving knife 42 rests on the position of setting, and the moving knife 42 and the stationary knife 41 form the angle set.In the present embodiment,When the angle maximum of the moving knife 42 and the stationary knife 41, which touches the hall sensor 71.It so, it is possible to cut next timeIt cuts movement and convenience is provided.
Continue to optimize:
As shown in connection with fig. 5, which includes cutter head 421 and follower block 422.Wherein, the left side of the cutter head 421, which is equipped with, insertsMouth 4211, and the side of the cutter head 421 is equipped with location hole 4212.The follower block 422 includes a side for being resisted against the stationary knife 41Plate 4221 and one on face are fixed on the gearing cap 4222 on another side of plate 4221.The plate 4221 is inserted with thisMouth 4211 matches.That is, the shape of the plate 4221 is identical with the shape of the socket 4211 or is formed complementary.For example right part is halfRound, left part is rectangle.Meanwhile the moving knife 42 further includes a swing rod 424, the right end of the swing rod 424, which is equipped with, interlocks hole 4241,The gearing hole 4241 is set on the gearing cap 4222, and the gearing cap 4222 is non-rotatable relative to the gearing hole 4241.ThanSuch as, the gearing hole 4241 and the gearing cap 4222 are regular hexagon.The side of the swing rod 424 is equipped with locating piece 4242, fixedPosition block 4242 and location hole 4212 match.That is, locating piece 4242 is stuck in fixed when the connecting rod 44 and the cutter head 421 stick togetherIn the hole 4212 of position.And the follower block 422 is equipped with the first perforation 4223, which is equipped with the second perforation 411.The spiral shellBolt 423 is through in 4223, second perforation 411 of the first perforation, and the major part 4231 of the bolt 423 is pressed in the gearing hole 4241On edge.That is, the bolt 423 is in when unscrewing state, the cutter head 421 can be dismounted and replaced；After installing the cutter head 421,The bolt 423 is screwed, the cutter head 421 can be fixed.In this way, it is easy to repair and safeguard the electric shear.The left end of the swing rod 424Portion is connected by the right pin 43 with the connecting rod 44.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all utilizationsEquivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content is applied directly or indirectly in other correlationsTechnical field, be included within the scope of the present invention.