CN103213107A - Output device for fastener tool - Google Patents
Output device for fastener tool Download PDFInfo
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- CN103213107A CN103213107A CN2012100166436A CN201210016643A CN103213107A CN 103213107 A CN103213107 A CN 103213107A CN 2012100166436 A CN2012100166436 A CN 2012100166436A CN 201210016643 A CN201210016643 A CN 201210016643A CN 103213107 A CN103213107 A CN 103213107A
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Abstract
The invention discloses an output device of a fastener tool, which can be switched among at least two working modes, wherein in a first working mode, the output device can perform non-rotatable reciprocating motion in the axial direction, in a second working mode, the output device can perform rotating motion with intermittently increased torque in the circumferential direction, in the first working mode, the output device drives a striking transmission part for transmitting striking force, in the second working mode, the output device drives a rotating transmission part for transmitting torque, and the output device of the fastener tool can adapt different fasteners such as screws, bolts, nails and the like by switching the working modes, thereby not only avoiding the inconvenience of continuously better tools in working and improving the working efficiency of operators, but also realizing the functions of multiple tools by one tool, greatly saves the tool cost and has remarkable economic benefit.
Description
Technical field
The invention belongs to the hand-held power tool field, relate in particular to a kind of fastener tool that is used for fastening bolt, nail etc., be meant the output device in the aforementioned fasteners instrument especially.
Background technology
Making wood furniture; and in the process of building wooden frame structure; use securing members such as screw, screw, bolt and nail through regular meeting; at present; generally adopt different hand-operated tools or electric hand tool that above-mentioned securing member is carried out work, for example, use electric screw to criticize and twist screw and screw; use electric wrench to twist bolt, use electronic hammer to knock nail.But these instruments generally can only act on a kind of securing member, and for example, electronic hammer can only be used to knock nail and can not be used for twisting screw, and therefore, in practical work process, the operator needs frequent replacing instrument with adaptive different securing member.The present invention designs and proposes a kind of fastener tool, can switch different mode of operations, thereby realizes with different securing members such as a kind of tool operation screw, screw, bolt and nails.
Summary of the invention
The technical problem to be solved in the present invention is: a kind of output device of fastener tool is provided, and this output device can switch at least two kinds of mode of operations, thereby realizes with different securing members such as a kind of tool operation screw, screw, bolt and nails.
Technical scheme of the present invention is: a kind of output device of fastener tool, this output device can switch at least two kinds of mode of operations, in first mode of operation, output device can carry out non-rotatable reciprocating motion in the axial direction, in second mode of operation, output device can carry out intermittent the rotatablely moving of increasing of moment of torsion on circumferentially;
Be in first mode of operation, output device drives a strike transmitting portions of transmitting hitting power;
Be in second mode of operation, output device drives a rotation transmitting portions of transmitting moment of torsion.
The output device of aforesaid fastener tool is characterized in that: this output device comprises hammer anvil;
Described rotation transmitting portions is the chuck that is arranged at the hammer anvil end;
Described strike transmitting portions is the strike annex that can be connected with chuck.
The output device of aforesaid fastener tool is characterized in that: described strike annex comprises shank and strike portion;
This shank can be connected with described chuck;
This strike portion has the force side, and the force side contacts with the end of described hammer anvil.
The output device of aforesaid fastener tool is characterized in that: this output device comprises hammer anvil;
Described strike transmitting portions is the square toes that are arranged at the hammer anvil end;
Described rotation transmitting portions is the rotary attachment that can be connected with square toes.
The output device of aforesaid fastener tool is characterized in that: described strike transmitting portions has the scope of attack and holds the nailing machine structure.
The output device of aforesaid fastener tool is characterized in that: the described scope of attack can be set to one of them of plane, inner concave or outer convex surface.
The output device of aforesaid fastener tool is characterized in that: described appearance nailing machine structure has the sleeve pipe that protrudes in the scope of attack.
The output device of aforesaid fastener tool is characterized in that: the periphery of described sleeve pipe is provided with magnetic element.
The output device of aforesaid fastener tool is characterized in that: described sleeve pipe is made of non-magnet material, and described magnetic element is a magnet ring.
The output device of aforesaid fastener tool is characterized in that: described rotation transmitting portions has the accommodation section that connects securing member, and the inner peripheral surface of this accommodation section is hexagon or square.
The output device of fastener tool of the present invention can pass through switching working mode, different securing members such as adaptive screw, screw, bolt and nail, not only avoided the constantly more inconvenience of good tool in the work, improved operator's operating efficiency, and realize the function of multiple instrument with a kind of instrument, greatly save the instrument cost, had remarkable economic efficiency.
Description of drawings
Fig. 1 is the complete machine structure figure of fastener tool first embodiment of the present invention.
Fig. 2 is the structure chart of first kind of preferred implementation of the limiting component of first embodiment of the invention.
Fig. 3 is the structure chart of second kind of preferred implementation of the limiting component of first embodiment of the invention.
Fig. 4 is the structure chart of the third preferred implementation of the limiting component of first embodiment of the invention.
Fig. 5 is the structure chart of the 4th kind of preferred implementation of the limiting component of first embodiment of the invention.
Fig. 6 is the complete machine structure figure of fastener tool second embodiment of the present invention.
Fig. 7 is the structure chart of first kind of preferred implementation of the limiting component of second embodiment of the invention.
Fig. 8-A is that a kind of preferred embodiment of output device of the present invention is in the structure chart that hits the operation incipient stage.
Fig. 8-B is that a kind of preferred embodiment of output device of the present invention is in the structure chart that hits the end of job stage.
Fig. 9 is that a kind of preferred embodiment of output device of the present invention is in the vertical view that hits operation.
Figure 10 is the vertical view that a kind of preferred embodiment of output device of the present invention is in rotary operation.
Figure 11-A is that the another kind of preferred embodiment of output device of the present invention is in the structure chart that hits the operation incipient stage.
Figure 11-B is that the another kind of preferred embodiment of output device of the present invention is in the structure chart of strike as ending phase.
Figure 12 is the structure chart of the another kind of preferred embodiment assembling rotary attachment of output device of the present invention.
Figure 13 is that the another kind of preferred embodiment of output device of the present invention is in the vertical view that hits operation.
Figure 14 is the vertical view that the another kind of preferred embodiment of output device of the present invention is in rotary operation.
The specific embodiment
Shown in accompanying drawing 1, the fastener tool of first embodiment of the invention comprises housing, power set, transmission device, output device, switching device and switching device shifter.The design of this housing comprises the form of general hand held electric tool, for example, and angle type, rifle type or palm type.Power set comprise motor 2 and the battery part that is arranged in the housing 1.Switching device is arranged at the grip part of housing 1, operationally controls the startup of motor 2 and stops.As a kind of mode of change, switching device can be for pressing down device, and following depressor and output device interlock are by the startup of pressing action control motor 2.Following depressor is operationally controlled the rotating speed of motor 2, is specially by the dynamics of pressing action to control, and presses down great efforts, and motor rotary speed improves or torsion increases; The dynamics that presses down is little, and motor rotary speed reduces or torsion reduces.
Power set are connected with transmission device, and provide first rotation torque to it.Transmission device comprises first rotating shaft 3, second rotating shaft 4 and hammers 5 into shape.The two ends of first rotating shaft 3 are respectively equipped with pinion 301 and bevel pinion 302, pivot gear 201 engagements on pinion 301 and the motor pivot.One end of second rotating shaft 4 is provided with bevel gear wheel 402, bevel pinion 302 engagements of this bevel gear wheel 402 and first rotating shaft, and, also be provided with first groove 403 in second rotating shaft 4.One end of hammer 5 is provided with strike portion 504, and its medial surface is provided with second groove 503.Hammer 5 can be made of a kind of material, also can be made of the different material of more than one hardness.When hammer 5 was made of two kinds of different materials of hardness, wherein a kind of material was preferably soft material.Hammer 5 is socketed in second rotating shaft 4, and the two connects by the ball 6 that is contained between first groove 403 and second groove 503.Be provided with spring 7 between hammer 5 and the bevel gear wheel 402, this spring 7 is along making hammer provide bias voltage away from the direction of bevel gear wheel 402.In addition, as a kind of mode of change, this spring 7 also can adopt a pair of magnet ring that is provided with that repels each other to replace.Its transmission principle is: the motor pivot drives first rotating shaft, 3 rotations by gears engaged.First rotating shaft 3 drives second rotating shaft, 4 rotations by the bevel gear engagement.Second rotating shaft drives hammer 5 rotations by ball 6.And, when hammer 5 rotation meets obstructions, along with ball 6 along the moving of groove, hammer the bias voltage of 5 antagonistic springs 6 into shape, the direction to bevel gear wheel 402 moves a segment distance earlier, under the bias voltage of spring 7, moves back to original position more rotatably then.The resistance of direction of rotation exist during, hammer 5 carries out reciprocal axially-movable rotatably in second rotating shaft 4, thereby can produce the intermittent rotation torque that increases.In addition, as a kind of mode of change, transmission device can not comprise first rotating shaft 3, that is, the motor pivot can directly drive second rotating shaft, 4 rotations by gears engaged.
Transmission device is connected with output device is coaxial, and provides second rotation torque and biasing force to it.Output device fastening means head, and act on securing member.Output device can adopt 1/4, and " chuck also can adopt singlehanded automatic clamping chuck.In addition, output device can also increase a swivel head.The output device of described fastener tool comprises hammer anvil 8.Hammer drill 8 has the anvil portion 804 that can engage with the strike portion 504 of hammer, and the composition surface of strike portion 504 and anvil portion 804 is set to inclined-plane or curved surface.In addition, owing to can positive and negatively rotate, so the composition surface of strike portion 504 and anvil portion 804 is provided with the positive engagement face and the reverse field of conjugate action, these two kinds of fields of conjugate action can be symmetrical arranged at identical inclination angle, the also asymmetric setting in inclination angle that can be different can also simultaneously be set to the inclined-plane and another side is set to face directly.And strike portion 504 and anvil portion 804 comprise two pairs at least, and hammer 5 has at least two places can contact strike simultaneously when hitting with hammer anvil 8, and promptly hammer anvil 8 can have two above force parts, therefore, can effectively reduce strike pressure, improves the conquassation life-span.In addition, the contact portion of strike portion 504 and anvil portion 804 can adopt hard material to constitute, thereby improves the energy transfer efficiency between hammer and the hammer anvil, and prolongs the service life of workpiece, and as a kind of preferred mode, this hard material can be carbide alloy.Its transmission principle is: inclined-plane or curved surface will hammer into shape 5 rotatablely move be decomposed into the rotation torque that makes progress in week and axially on biasing force.Hammer anvil 8 is accepted the rotation torque that week makes progress, can intermittent rotatablely moving of increasing thereby can carry out moment of torsion.The biasing force that hammer anvil 8 receiving axes make progress, under operator's push action, the reciprocating motion on can carrying out axially.Switching device shifter comprises functional unit and limiting component, and the operator can control limiting component by functional unit and move between the primary importance and the second place.As a kind of preferred mode, functional unit is arranged at the operator and grips in the casing scope that the hand of fastener tool can touch, so the operator is the mode of operation of changeable fastener tool by one hand control.When being in primary importance, limiting component acts on output device, and output device enters first mode of operation.At this moment, the rotation of limiting component restriction output device on circumferentially, along with operator's push action, output device can carry out non-rotatable reciprocating motion in the axial direction.When being in the second place, limiting component breaks away from output device, and output device enters second mode of operation.At this moment, the circumferential limit function of limiting component is disengaged, and reciprocating motion on output device can carry out axially simultaneously and moment of torsion can intermittent rotatablely moving of increasing.
Wherein, as preferred embodiment a kind of, shown in accompanying drawing 2, the included hammer anvil 8 of output device upwards is provided with tooth portion 805 in week, and limiting component is a ring gear 9.When being in primary importance, this ring gear 9 meshes with the tooth portion 805 of hammer anvil 8, and restriction hammer anvil 8 is rotatablely moving of making progress in week, thereby along with operator's push action, hammer anvil 8 can carry out non-rotatable reciprocating motion in the axial direction.When being in the second place, the tooth portion of this ring gear 9 and hammer anvil 8 805 breaks away from, and hammer anvil 8 is spacing being disengaged that makes progress in week, thereby reciprocating motion and the moment of torsion of hammer anvil 8 on can carrying out axially simultaneously can intermittent rotatablely moving of increasing.
Wherein, as preferred embodiment a kind of, shown in accompanying drawing 3, the included hammer anvil 8 of output device is provided with locating hole 806, and limiting component is a stop pin 10.When being in primary importance, this stop pin 10 engages with the locating hole 806 of hammer anvil 8, and restriction hammer anvil 8 is rotatablely moving of making progress in week, thereby along with operator's push action, hammer anvil 8 can carry out non-rotatable reciprocating motion in the axial direction.When being in the second place, this stop pin 10 breaks away from the locating hole 806 of hammer anvil 8, and hammer anvil 8 is spacing being disengaged that makes progress in week, thereby reciprocating motion and the moment of torsion of hammer anvil 8 on can carrying out axially simultaneously can intermittent rotatablely moving of increasing.
Wherein, as preferred embodiment a kind of, shown in accompanying drawing 4, limiting component is a locking ring 11, and the medial surface of this locking ring 11 is provided with protuberance 1104.When being in primary importance, this locking ring 11 and hammer anvil 8 sockets, the protuberance 1104 of locking ring 11 engages with the anvil portion 804 of hammer anvil 8, restriction hammer anvil 8 is rotatablely moving of making progress in week, thereby along with operator's push action, hammer anvil 8 can carry out non-rotatable reciprocating motion in the axial direction.When being in the second place, this locking ring 11 breaks away from hammer anvil 8, and hammer anvil 8 is spacing being disengaged that makes progress in week, thereby reciprocating motion and the moment of torsion of hammer anvil 8 on can carrying out axially simultaneously can intermittent rotatablely moving of increasing.
Wherein, as preferred embodiment a kind of, shown in accompanying drawing 5, the periphery of hammer anvil 8 front ends has at least one locating surface 806, and limiting component is the securing rod 12 with breach 1206.When being in primary importance, the breach 1206 of this securing rod 12 is not towards the locating surface 806 of hammer anvil 8 front end peripheries, at this moment, securing rod 12 limited hammer anvil 8 make progress in week rotatablely move, thereby along with operator's push action, hammer anvil 8 can carry out non-rotatable reciprocating motion in the axial direction.When being in the second place, the breach 1206 of this securing rod 12 is towards the locating surface 806 of hammer anvil 8 front end peripheries, thereby reciprocating motion and the moment of torsion of hammer anvil 8 on can carrying out axially in the breach 1206 of securing rod 12 simultaneously can intermittent rotatablely moving of increasing.
Shown in accompanying drawing 6, the fastener tool of second embodiment of the invention has changed transmission device and output device on the basis of first embodiment, and its transmission device also comprises hammer anvil 8, and output device is an output shaft 13.The other end of hammer anvil 8 has first engaging piece 807.One end of output shaft 13 can the fastening means head, and the other end has second engaging piece 1307 that can combine with first engaging piece 807 of hammer anvil 8, and the composition surface can be inclined-plane or curved surface.In addition, owing to can positive and negatively rotate, so the composition surface of first engaging piece 807 and second field of conjugate action 1307 is provided with the positive engagement face and the reverse field of conjugate action, these two kinds of fields of conjugate action can be symmetrical arranged at identical inclination angle, the also asymmetric setting in inclination angle that can be different can also simultaneously be set to the inclined-plane and another side is set to face directly.Its transmission principle is: inclined-plane or curved surface with rotatablely moving of hammer anvil 8 be decomposed into the rotation torque that makes progress in week and axially on biasing force.Output shaft 13 is accepted the rotation torque that week makes progress, can intermittent rotatablely moving of increasing thereby can carry out moment of torsion.Biasing force on output shaft 13 is accepted axially, under operator's push action, the reciprocating motion on can carrying out axially.
Wherein, as preferred embodiment a kind of, shown in accompanying drawing 7, the periphery of output shaft 13 has at least one locating surface 1306, and limiting component is the securing rod 12 with breach 1206.When being in primary importance, the breach 1206 of this securing rod 12 is not towards the locating surface 1306 of output shaft 13 peripheries, at this moment, securing rod 12 limited output shaft 13 make progress in week rotatablely move, thereby, along with operator's push action, output shaft 13 can carry out non-rotatable reciprocating motion in the axial direction.When being in the second place, the breach 1206 of this securing rod 12 is towards the locating surface 1306 of output shaft 13 peripheries, thereby reciprocating motion and the moment of torsion of output shaft 13 on can carrying out axially in the breach 1206 of securing rod 12 simultaneously can intermittent rotatablely moving of increasing.
As a kind of more excellent embodiment of the present invention, according to first embodiment or the described fastener tool of second embodiment, output device comprises the rotation transmitting portions and hits transmitting portions, the rotation transmitting portions is suitable for transmitting moment of torsion to securing members such as screws, hits transmitting portions and is suitable for transmitting hitting power to securing members such as nails.The position that the strike transmitting portions is acted on securing member is defined as strike portion, and strike portion has the scope of attack, and it can be set to plane, inner concave or outer convex surface.The periphery of strike portion can increase holds up the nailing machine structure, and this holds up the nailing machine structure to comprise sleeve pipe, flexible member and barrier element.Flexible member is arranged between sleeve pipe and the strike portion, provides bias voltage to sleeve pipe vertically, and flexible member is preferably spring.Barrier element is arranged at strike portion periphery, provides resistance along the direction opposite with the bias voltage of flexible member to sleeve pipe.Sleeve remain on the position that protrudes in the scope of attack one segment distance, and this distance preferably is set at the axial dimension of the cap portion that is slightly larger than securing members such as nail under the effect of the resistance of the biasing force of flexible member and barrier element.Hold up the operation principle of nailing machine structure to be: in the strike process, securing member is limited in sleeve pipe and the determined zone of the scope of attack, thereby avoid securing member to skid off the mistake strike that the scope of attack causes, not only improve the stability of strike process, the security that also effectively improves the strike process.And when the cap portion convergence working face of securing member, under operator's push action, working face compresses sleeve pipe opposing fexible bias pressure ground and moves backward, has avoided the influence for the strike operation.In addition, the sleeve pipe periphery can increase magnetic element is set, and in order to securing member is provided certain absorption affinity, helps the auxiliary in the course of the work nailing machine structure of holding up to keep the stable of securing member.Preferably, this magnetic element can be magnet ring, and this sleeve pipe can adopt non-magnet material to constitute.
Wherein, shown in 8-A and the 8-B, as a kind of specific implementation, the rotation transmitting portions of output device is designed to be arranged at the holder 14 of hammer anvil end with reference to the accompanying drawings, hits transmitting portions and is designed to the strike annex 15 that can be connected with holder 14.
Hold up nailing machine structure 16 to be arranged at the periphery of hitting annex 15, comprise sleeve pipe 1601, spring 1602 and stop flange 1603, and sleeve pipe 1601 peripheries are provided with magnet ring 1604.Shown in 8-A and the 8-B, hold up the state of nailing machine structure 16 when the beginning of demonstration strike operation and end with reference to the accompanying drawings.In the beginning and process of hitting operation, the state of holding up nailing machine structure 16 is shown in Fig. 8-A, and sleeve pipe 1601 is given prominence to the scope of attack 1,504 1 segment distances; In the ending phase of hitting operation, the state of holding up nailing machine structure 16 is shown in Fig. 8-B, and the bias voltage of sleeve pipe 1601 antagonistic springs 1602 moves gradually backward, and finally flushes with the scope of attack 1504.
Shown in accompanying drawing 9, when needs hit operation to securing members such as nails, will hit annex 15 and be connected on the holder 14, and the functional unit of switching device shifter will be allocated to the hammer shelves.Shown in accompanying drawing 10, when needs are rotated operation to securing members such as screws, be replaced by the tool heads of mating, and the functional unit of switching device shifter is allocated to the commentaries on classics shelves with securing member through hitting annex 15.
Wherein, shown in 11-A and the 11-B, as another kind of specific implementation, the strike transmitting portions of output device is designed to the square toes 17 of hammer anvil end with reference to the accompanying drawings, and the rotation transmitting portions is designed to and can be connected rotary attachment 18 with square toes 17.
The output of hammer anvil 8 is designed to the form of square toes 17, and square toes partly are strike portion, and the end face 1701 of square toes is the scope of attack.Wherein, have 1702, one locking members 1703 of an accommodation hole on the square toes and be positioned at wherein, and be provided with spring 1704 between locking member 1702 and the accommodation hole 1703, locking member 1703 is preferably steel ball.Place accommodation hole 1703, and its part protrudes in accommodation hole 1703 locking member 1703 antagonistic springs 1704 bias voltages.
When needs hit operation, can on square toes, increase and hold up nailing machine structure 16.Hold up sleeve pipe 1601 inboards of nailing machine structure to have at least one pit 1605, pit 1605 can cooperate with the locking member 1702 that partly protrudes in accommodation hole 1703.The periphery of sleeve pipe 1601 is provided with magnet ring 1604.One end of sleeve pipe 1601 is connected with hammer anvil 8 by spring 1602, and spring 1602 provides bias voltage along the direction of square toes end face 1701 to sleeve pipe 1601.Sleeve pipe 1601 remains on the position of outstanding square toes end face 1,701 one segment distances under the effect of the barrier force that biasing force that spring 1602 provides and locking member 1703 provide.Shown in 11-A and the 11-B, hold up the state of nailing machine structure 16 when the beginning of demonstration strike operation and end with reference to the accompanying drawings.In the beginning and process of hitting operation, the state of holding up nailing machine structure 16 is shown in Figure 11-A, and sleeve pipe 1601 is given prominence to end face 1,701 1 segment distances of square toes; In the ending phase of hitting operation, the state of holding up nailing machine structure 16 is shown in Figure 11-B, and the bias voltage of sleeve pipe 1601 antagonistic springs 1602 moves gradually backward, and finally flushes with the end face 1701 of square toes.
Shown in accompanying drawing 12, when needs are rotated operation, can be on square toes 17 socket rotary attachment 18.Rotary attachment 18 herein can be seen the rotation transmitting portions as, the inner peripheral surface 1801 of the accommodation section of rotary attachment 18 socket square toes 17 is designed to the square that cooperates with square toes 17, and have at least one pit 1802, pit 1802 can cooperate with the locking member 1702 that partly protrudes in accommodation hole 1703.The partial design that rotary attachment protrudes in square toes is identical with above-mentioned holder, is suitable for admitting the shank of the tool heads that is used for securing members such as screw.
Shown in accompanying drawing 13, when needs hit operation to securing members such as nails, will hold up nailing machine structure 16 to be connected on the square toes 17, and the functional unit of switching device shifter will be allocated to the hammer shelves.Shown in accompanying drawing 14, when needs are rotated operation to securing members such as screws, will hold up nailing machine structure 16 to be replaced by rotary attachment 18, and the functional unit of switching device shifter will be allocated to the commentaries on classics shelves.
As a kind of more excellent embodiment of the present invention, according to first embodiment or the described fastener tool of second embodiment, limiting component comprises circumferential stop portion and axial limiting part.When being in primary importance, the circumferential stop portion of limiting component acts on output device, and axial limiting partly breaks away from output device, at this moment, output device enters first mode of operation, the rotation of limiting component restriction output device on circumferentially, along with operator's push action, output device axially can carry out non-rotatable reciprocating motion.When being in the second place, the circumferential stop portion of limiting component breaks away from output device, and the axial limiting partial action is in output device, at this moment, output device enters second mode of operation, limiting component limits moving of output device in the axial direction, and output device carries out moment of torsion on circumferentially can intermittent rotatablely moving of increasing.
As a kind of more excellent embodiment of the present invention, fastener tool has five kinds of mode of operations.Be in first mode of operation, what limiting component restriction output device carried out making progress in week rotatablely moves, and output device can carry out non-rotatable reciprocating motion in the axial direction, promptly hits pattern.Be in second mode of operation, moving on limiting component restriction output device carries out axially, output device can carry out moment of torsion on circumferentially can intermittent rotatablely moving of increasing, i.e. rotary impact pattern.Be in the 3rd mode of operation, limiting component is removed spacing for output device, and output device can carry out moment of torsion on circumferentially can intermittent rotatablely moving of increasing, and can move back and forth in the axial direction, i.e. composite mode.Be in the 4th mode of operation, what the stop portion restriction was hammered into shape moves axially, and output device can carry out the motion of moment of torsion stable rotation on circumferentially, and can move back and forth in the axial direction, promptly hits rotary mode.Be in the 5th mode of operation, moving axially of stop portion restriction hammer and moving axially of output device, output device can carry out the motion of moment of torsion stable rotation on circumferentially.It is rotary mode.Therefore, by the position of control limiting component, can realize the switching of different working modes, thereby make the operator select suitable mode of operation neatly according to different operating modes.
As a kind of more excellent embodiment of the present invention, according to first embodiment or the described fastener tool of second embodiment, be provided with a biased element between hammer 5 and the hammer anvil 8, this biased element is along making hammer 5 directions of separating with hammer anvil 8 that bias voltage is provided.The effect of this biased element is: when the operator does not carry out push action, biased element can keep hammering into shape 5 and hammer anvil 8 break away from, interrupt the kinetic energy transmission between hammer 5 and the hammer anvil 8, this not only can save the energy loss of operation in pausing, and the potential safety hazard that produces can prevent the accidental activation instrument effectively the time.When the operator carried out push action, instrument just entered mode of operation.
Wherein, as preferred embodiment a kind of, shown in accompanying drawing 1, hammer anvil 8 comprises an accommodation section 808, the end of second rotating shaft is arranged in this accommodation section 808, spring 14 is arranged between the hammer anvil 8 and second rotating shaft 4, and spring 14 can make hammer 5 and hammer anvil 8 keep disengaged position along making hammer anvil 8 provide bias voltage with the direction that second rotating shaft 4 separates like this.In addition, as a kind of mode of change, the accommodation section can be arranged at the end of second rotating shaft 4; As a kind of mode of change, this spring can adopt a pair of magnet ring that is provided with that repels each other to replace.
As a kind of more excellent embodiment of the present invention, according to first embodiment or the described fastener tool of second embodiment, housing 1 also is provided with LED light, and behind the switching device starter, LED light is opened.And, LED light can also be indicated the capacity of battery part in the power set, and when the capacity of battery part dropped to certain value, LED light can lower by brightness, mode such as variable color or flicker is reported to the police, and prompting operation person changes the battery part or charges.In addition, as a kind of preferred mode, this LED light can be arranged in the switch trigger of switching device.In addition, as a kind of preferred mode, the work viewing area of housing 1 also is provided with LCDs, can show the torque value or the torque curve of fastener tool.
As a kind of more excellent embodiment of the present invention, according to first embodiment or the described fastener tool of second embodiment, switching device can be controlled the striking frequency of hammer and hammer anvil by the governor motor rotating speed, and, at dissimilar securing members, different striking frequency gears is set.The operator can make hammer anvil and securing member form resonance by regulating striking frequency, thereby improves blow efficiency.In addition, switching device can also pass through the strike mode of governor motor rotating speed control hammer and hammer anvil, comprises that single hits mode and continuous strike mode.
As a kind of more excellent embodiment of the present invention, according to first embodiment or the described fastener tool of second embodiment, also comprise the torsion adjusting device, can regulate output device and export constant torsion.In addition, the torsion adjusting device also comprises reponse system, can adjust the torsion output of output device according to operating mode.
As a kind of more excellent embodiment of the present invention, fastener tool according to first embodiment or second embodiment, also comprise control part, when the operator changes tool heads according to different securing members, control part can be discerned the type of the tool heads of being changed, and remind operator's fastener tool should select corresponding work mode, or control switching device shifter automatic switchover corresponding work mode.As a kind of concrete mode, has different contact-making surfaces owing to hit the tool heads of motion with tool heads that is rotated motion and output device, therefore, at corresponding contact-making surface sensor is set, when assembling different tool heads, just produce corresponding induced signal, control part detects this induced signal, judge corresponding mode of operation, and remind or handover operation.
As a kind of more excellent embodiment of the present invention, according to the fastener tool of first embodiment or second embodiment, the housing part that coats transmission device and output device is defined as working portion, the housing part that coats motor and battery is defined as the fuselage part.Casing between working portion and main body section are divided is provided with shock mitigation system, is specially, and the casing of this part is made of flexible material, therefore, can effectively increase operator's gripping comfort level.In addition, in order to adapt to different operating modes, switching device can be arranged at a plurality of positions, as, working portion, the grip position and the afterbody of fuselage part.
When using fastener tool of the present invention to carry out terminal operation,, regulate switching device shifter, instrument switched to first mode of operation if effective object is when being nail, with the output device of instrument by being pressed on the head of a nail, the starting switch device, action is back and forth hit in instrument output; When if effective object is screw, screw or bolt, regulate switching device shifter, instrument is switched to second mode of operation, output device and screw, screw or the bolt of instrument cooperated starting switch device, the spinning movement of the exportable moment of torsion intermittence of instrument increase.
The specific embodiment described above is just set forth design of the present invention and principle, does not really want content of the present invention is limited.Those of ordinary skill in the art can recognize that except the specific embodiment of above-mentioned first-selection, the present invention also has a lot of other embodiments that substitute or that revise, and these embodiments alternative or that revise still within the scope of the present invention.Protection scope of the present invention is determined by claim.
Claims (10)
1. the output device of a fastener tool, this output device can switch at least two kinds of mode of operations, in first mode of operation, output device can carry out non-rotatable reciprocating motion in the axial direction, in second mode of operation, output device can carry out intermittent the rotatablely moving of increasing of moment of torsion on circumferentially;
Be in first mode of operation, output device drives a strike transmitting portions of transmitting hitting power;
Be in second mode of operation, output device drives a rotation transmitting portions of transmitting moment of torsion.
2. the output device of fastener tool according to claim 1, it is characterized in that: this output device comprises hammer anvil;
Described rotation transmitting portions is the chuck that is arranged at the hammer anvil end;
Described strike transmitting portions is the strike annex that can be connected with chuck.
3. the output device of fastener tool according to claim 2, it is characterized in that: described strike annex comprises shank and strike portion;
This shank can be connected with described chuck;
This strike portion has the force side, and the force side contacts with the end of described hammer anvil.
4. the output device of fastener tool according to claim 1, it is characterized in that: this output device comprises hammer anvil;
Described strike transmitting portions is the square toes that are arranged at the hammer anvil end;
Described rotation transmitting portions is the rotary attachment that can be connected with square toes.
5. the output device of fastener tool according to claim 1 is characterized in that: described strike transmitting portions has the scope of attack and holds the nailing machine structure.
6. the output device of fastener tool according to claim 5, it is characterized in that: the described scope of attack can be set to one of them of plane, inner concave or outer convex surface.
7. the output device of fastener tool according to claim 5, it is characterized in that: described appearance nailing machine structure has the sleeve pipe that protrudes in the scope of attack.
8. the output device of fastener tool according to claim 7, it is characterized in that: the periphery of described sleeve pipe is provided with magnetic element.
9. the output device of fastener tool according to claim 8, it is characterized in that: described sleeve pipe is made of non-magnet material, and described magnetic element is a magnet ring.
10. the output device of fastener tool according to claim 1 is characterized in that: described rotation transmitting portions has the accommodation section that connects securing member, and the inner peripheral surface of this accommodation section is hexagon or square.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210016643.6A CN103213107B (en) | 2012-01-19 | 2012-01-19 | Output device for fastener tool |
| US13/743,493 US9333637B2 (en) | 2012-01-19 | 2013-01-17 | Multi-tool for fasteners |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210016643.6A CN103213107B (en) | 2012-01-19 | 2012-01-19 | Output device for fastener tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103213107A true CN103213107A (en) | 2013-07-24 |
| CN103213107B CN103213107B (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210016643.6A Active CN103213107B (en) | 2012-01-19 | 2012-01-19 | Output device for fastener tool |
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| Country | Link |
|---|---|
| CN (1) | CN103213107B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1451258A (en) * | 1973-02-02 | 1976-09-29 | Rockwell International Corp | Power tools |
| CN1781673A (en) * | 2004-11-24 | 2006-06-07 | 日立工机株式会社 | Hammer drill |
| CN101367206A (en) * | 2007-08-14 | 2009-02-18 | 南京德朔实业有限公司 | Nailing gun |
| CN101821062A (en) * | 2007-10-10 | 2010-09-01 | 罗伯特·博世有限公司 | Electric combined hand-held power tool |
-
2012
- 2012-01-19 CN CN201210016643.6A patent/CN103213107B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1451258A (en) * | 1973-02-02 | 1976-09-29 | Rockwell International Corp | Power tools |
| CN1781673A (en) * | 2004-11-24 | 2006-06-07 | 日立工机株式会社 | Hammer drill |
| CN101367206A (en) * | 2007-08-14 | 2009-02-18 | 南京德朔实业有限公司 | Nailing gun |
| CN101821062A (en) * | 2007-10-10 | 2010-09-01 | 罗伯特·博世有限公司 | Electric combined hand-held power tool |
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| Publication number | Publication date |
|---|---|
| CN103213107B (en) | 2015-12-02 |
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