CN107283369A - Hand held power machine with electronic type torque limiter - Google Patents
Hand held power machine with electronic type torque limiter Download PDFInfo
- Publication number
- CN107283369A CN107283369A CN201710231868.6A CN201710231868A CN107283369A CN 107283369 A CN107283369 A CN 107283369A CN 201710231868 A CN201710231868 A CN 201710231868A CN 107283369 A CN107283369 A CN 107283369A
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- CN
- China
- Prior art keywords
- hand held
- held power
- power machine
- user
- guidance unit
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
- B25B23/147—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F3/00—Associations of tools for different working operations with one portable power-drive means; Adapters therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
- Portable Power Tools In General (AREA)
Abstract
A kind of hand held power machine (10), with for driving plug-in type instrument (42) driver element (20) with least one operational mode do not impacted, wherein, the multiple torque levels for setting driver element (20) can be adjusted at least one operational mode do not impacted by electronic type torque limiter (70), communication interface (100) is provided with the hand held power machine, its user's guidance unit (60) for being used for that can be manipulated by user communicates and is configured to receive conversion instruction (72) from user's guidance unit (60), for setting torque level by electronic type torque limiter (70) tune depending on the application, wherein, user's guidance unit (60) is associated with least one mechanical operation element (62, 64), torque level is set for being adjusted manually by communication interface (100).
Description
Technical field
The present invention relates to a kind of hand held power machine, it has driver element, and the driver element is used for at least one not
The operational mode driving plug-in type instrument of impact, wherein, can be to driver element at least one by electronic type torque limiter
Tune is carried out in the individual operational mode do not impacted in multiple torque levels to set.
Background technology
As known to the 453U1 of DE 81 02 it is a kind of be used for tighten, drill and percussive drilling electronics hand held power machine.
In the case of hand held power machine, also exist turning for providing respectively in addition to electronics rotational speed regulation and direction of rotation conversion
Square is restricted to the possibility for the value that user can be predetermined.Used in the form of electronic component in the corresponding of hand held power machine
Circuit in toolroom machine housing for the purpose will by the currently received current strength of corresponding electric drive motor with can be by
Potentiometer adjusts the rated current intensity level that sets to be compared, and the current strength proportionally increases with the torque that provides respectively.
If torque in the current strength and thereby the driven leading screw of hand held power machine that are received by drive motor exceedes presetting set
Rated current intensity level, then interrupt drive motor current loop and turn off hand held power machine.
The content of the invention
The present invention relates to a kind of hand held power machine, it has driver element, and the driver element is used for at least one not
The operational mode driving plug-in type instrument of impact, wherein, can be to driver element at least one by electronic type torque limiter
Multiple torque levels in the individual operational mode do not impacted carry out tune and set.One communication interface is provided for that can be grasped by user
Vertical user's guidance unit communicates and is configured to receive from user's guidance unit by electronic type torque limiter
The conversion for setting torque level is adjusted to indicate for depending on the application, wherein, it is mechanical that user's guidance unit is associated with least one
Operating element, torque level is set for being adjusted manually by communication interface.
The present invention is so that can realize to the accurate of the maximum torque that can be given to plug-in type instrument of hand held power machine
Tune is set, wherein, while the repeatable accuracy there is provided the torque being pre-selected respectively is reliable in other words repeatable.The insertion
Formula instrument for example can relate to screw screwdriver bit, drill bit, screw thread drill bit or similar.Electronic type torque limiter can be completed so,
So that being changing to automatically presetting when at least one operational mode do not impacted for example is tightened in pattern or drill mode set most
Low torque level.
According to a kind of embodiment, user's guidance unit is at least partially integrated into hand held power machine and/or extremely
Partially it is configured to the individual components of outside.
Therefore it provides for carrying out to the torque limiter of hand held power machine remote operation remote control in other words
Convenient selectivity.
It is preferred that, user's guidance unit has a removable computer, especially by smart mobile phone or tablet personal computer type structure
Removable computer.
Thus, the remote control to torque limiter can be by the smart mobile phone of generally existing or other portable computers
Removable computer unit (so-called " wearable ") is carried out in other words.
It is preferred that, user's guidance unit has at least one interactive program to be communicated with communication interface, especially
Smart mobile phone App.
Thus, it can be realized while reliable user's guiding is realized to avoid operating mistake in hand held power machine
Complicated functional sequence.
It is preferred that, communication interface is configured to, and is sent to the first predetermined control signal by mechanical operation element
The electronic type torque limiter of torque level is set for adjusting.
Therefore, the simple operability of the torque limiter of hand held power machine is provided in terms of user.
It is preferred that, at least one described mechanical operation element is configured with rotary encoder (Drehgeber), is especially configured with
Runner.
It can especially meet in ergonomics by rotary encoder and tune intuitively is carried out to torque level and set, it is described
Rotary encoder can for example be implemented by the knurled wheel form of dish type.Rotary encoder is preferably provided with the lock part of small level, with
Avoid uncontrolled torsion.
In one embodiment, at least one described mechanical operation element by ring button (Ringtaster), stick up
Plate button or at least one button are constituted.
Thus the construction simplified in structure is provided.
It is preferred that, user's guidance unit is associated with least one optical display, at least one described optical display structure
Making is used for, and the indicator for visualizing current torque grade is produced to user.
Thus, the torque level set is currently adjusted to be visualized to user in the way of ocular and clear can be experienced.
It is preferred that, optical display is configured to analog bar graph and/or digital indicator, is especially configured to
Section indicator.
Therefore, the good indicator of the resolution ratio of the currently valid grade of torque limiter, the indicator can be achieved
One digit number, in the case of decimal system section indicator for example can be limited in interior be between 0 to 9 being considered in conjunction with interval.
It is preferred that, torque level is improved or reduced in order by least one described operating element is manipulated.
Manipulated based on the pure increment type to electronic type torque limiter thus provided, electronic type torque limiter can
The second control signal of communication interface is handled glibly.Runner determination rotation position in other words rotary angle position and really
Therefore in the absence of rigidity coupling between fixed torque level.It is preferred that, each manipulation of operating element respectively improves torque level
Such as " 1 ".In Constant manipulation (such as by being continuously kept pressing keys), the raising in order or reduction of torque level
It can automatically speed up, for example, be carried out with two steps or three steps.
It is preferred that, communication interface is configured to, by be used for second control that tune set torque level unrelated with the first control signal
Signal processed sends electronic type torque limiter to.
Thus, the part with the machine context of user's guidance unit can be independently realized to hand-held by removable computer
The remote control of the torque limiter of toolroom machine, the removable computer is the peripheral components of user's guidance unit.
It is preferred that, communication interface press wireless communication mode type structure, be especially configured to wireless communication module, for by
Bluetooth standard is communicated wirelessly.
Thus, it can realize what is often sold using the in the market existed originally glibly while jamproof wireless transmission
Smart mobile phone with touch screen is used as long-distance operating device.Simultaneously because the restricted effective range of bluetooth standard and maximum journey
The abuse of unauthorized is excluded on degree.
It is preferred that, removable computer has at least one electronic type operating element, and especially at least one to the sensitive screen of touching
The icon shown on curtain, at least one described electronic type operating element is configured to：Cause and connect the second control signal from communication
Mouth submits to electronic type torque limiter.
Thus, other operating elements of remote control torque limiter need not be used in addition to removable computer.
Brief description of the drawings
The present invention is explained in detail in the description according to the embodiment being shown in the drawings below.Have in the accompanying drawings identical
The structural detail of function have identical reference and normally only describe once respectively.Accompanying drawing is shown:
The stereogram of Fig. 1 hand held power machines, the first embodiment with user's guidance unit,
The top view of Fig. 2 Fig. 1 hand held power machine, the second embodiment party with user's guidance unit with runner
Formula,
The schematic diagram of Fig. 3 Fig. 1 hand held power machine, the with user's guidance unit with removable computer the 3rd is real
Apply mode,
The stereogram of the first embodiment of Fig. 4 Fig. 2 runner,
The stereogram of the second embodiment of Fig. 5 Fig. 2 runner,
The stereogram of 3rd embodiment of Fig. 6 Fig. 2 runner,
Fig. 7 as the ring button of the replacement of runner stereogram,
Fig. 8 as the seesaw button of the replacement of runner stereogram,
4th embodiment of Fig. 9 user's guidance unit, with the display alternatively arranged,
5th embodiment of Figure 10 user's guidance unit, with the display alternatively arranged,
The stereogram of 4th embodiment of Figure 11 Fig. 2 runner, and
The stereogram of 5th embodiment of Figure 12 Fig. 2 runner.
Embodiment
Fig. 1 shows hand held power machine 10, with toolroom machine housing 12, and the hand held power machine is illustratively configured to store
Battery percussive drilling driver, the battery percussive drilling driver is preferred to mechanical independently of the supply of the electric current of power network
Ground and electricity ground can be connected with batteries 85.However, it is noted that the present invention is not limited to battery percussive drilling driver, and
Be also can in different hand held power machines, such as impact driver machine or thrust borer, in the case of use.In addition, this with
Whether hand held power machine 10 can not drive to electricity consumption or can drive to electricity consumption (i.e. with power network or independently of power network in other words with storage
Battery is powered) it is unrelated.
Driver element 20 is preferably arranged with toolroom machine housing 12, it is used for the operational mode do not impacted at least one
Middle rotation driving plug-in type instrument 42.Driver element 20 exemplarily has：Electric drive motor 22；It is preferred that changeable driver
Structure 90；Optional beater mechanism 30, the conflicting model for toolroom machine 10 in a handheld drives and exemplarily received with impacting
Plug-in type instrument 42 in instrument acceptance division 40；And electronic type torque limiter 70.Drive motor 22, changeable transmission
Mechanism 90, optional beater mechanism 30 and instrument acceptance division 40 are arranged to the longitudinal center on driver element 20 in the example shown
Axis 50 is rotationally symmetrical.
User preferably can adjust to small level preferably by electronic type torque limiter 70 and set torque level and thereby excellent
Can adjust with selecting small level set maximum can be given to the torque in the instrument acceptance division 40 of hand held power machine 10.Instrument acceptance division 40
Be configured to fast fixture 44 herein merely illustratively, it has the clamping ring 46 that can toollessly rotate, for by means of
Help exemplarily three jaws 48 are radially fixed to clamp plug-in type instrument 42.It is preferred that replaceable plug-in type instrument 42 can for example be related to
And drill bit or the screwdriver bit keeper with screw screwdriver bit.
Toolroom machine housing 12 also has the handle 14 for meeting and shaping in ergonomics, and the handle has what is be integrated in
Hand switch 16, for turning on electric drive motor 22 and for carrying out infinitely rotating speed to electric drive motor 22 is preferred
Regulation.In addition, provided with photograph that is optional, preferably luminous towards the direction of instrument acceptance division 40, being switched on and off on handle 14
Bright device 18, the workspace in region for illuminating the instrument acceptance division 40 in hand held power machine 10.In addition, in handle
Direction of rotation converter 24 preferably is there are on 14, the direction of rotation for converting drive motor 22, so as to which hand-held can be achieved
The inverted running of toolroom machine 10.Direction of rotation converter 24 can be moved laterally preferred to manipulation relative to longitudinal center axis 50
It is received in dynamicly in toolroom machine housing 12.It is preferred that, electrically driven (operated) drive motor 22 is positioned at the rear area of toolroom machine housing 12
In section 28, the stable equilibrium position that hand held power machine 10 surrounds handle 14 is thus produced.
The type of the changeable and epicyclic transmission mechanism that is preferably spatially compactly constructing of hand held power machine 10 is real
The transmission mechanism 90 applied can preferably at least be changed between the first gear and the second gear.It is preferred that, the first gear preferably at a slow speed
The operational mode do not impacted is attached to, for example, is attached to the pattern of tightening, and it is preferred that faster second gear bit allocation is to drill mode
And/or distribute to conflicting model.But it can also realize other gears so that such as drill mode is attached to the second gear, and impacts
Pattern is attached to third gear etc..
It is described to make provided with user's guidance unit 60 that at least one can be manipulated by user according to a kind of embodiment
User's guidance unit, which is at least configured to adjust, to be set desired torque level and thereby adjusts at least one for being located at hand held power machine
The torque that the maximum of instrument acceptance division 40 can be provided in the operational mode do not impacted.In addition, hand held power machine 10 has preferred pair
To communication interface 100, the communication interface is preferably provided for guiding with the user preferably operated interactively by user
Unit 60 is communicated, but is alternative in the part that this can also be user's guidance unit 60.The preferable configuration of communication interface 100 is used
In, from user's guidance unit 60 receive for by electronic type torque limiter 70 it is depending on the application adjust and set torque level
Conversion indicate 72.In embodiment shown here, communication interface is implemented by the type of wireless communication mode 102, especially in fact
Apply for for byThe wireless communication module 104 that standard is communicated wirelessly.
The user's guidance unit 60 being exemplarily positioned at herein on the upside of toolroom machine housing 12 36 is merely illustrative
Ground has the operating element 62,64 of two energy manually handles, and these operating elements are configured to the fortune do not impacted at least one
In row mode the torque in instrument acceptance division 40 is stepped up or reduces in optional mode.For example, can be pressed by user
Formula manipulates mechanical operation element 62 and the torque in instrument acceptance division 40 is improved into a grade and accordingly by manipulation
Mechanical operation element 64 reduces a grade again.Two mechanical operation elements 62,64 can be for example realized as electric switch, button
Or film button.Two mechanical operation elements 62,64 are further equipped with optical display 66, for visualize be currently present in or
Say the size for the torque that can be put in instrument acceptance division 40.Optical display 66 is implemented as having herein merely illustratively
Analog bar graph 68, the bar graph has the light emitting diode of six kinds of colors.
Communication interface 100 is preferably configured for, and is handled by two mechanical operation elements 62, and 64 predetermined conversions are indicated
72 and the first control signal 74 of generation, first control signal is transmitted to electronic type torque limiter 70, for adjust set by
The torque level of user's selection.The analog bar shaped for also manipulating optical display 66 by electronic type torque limiter 70 refers to
Show device 68 and thereby provide the visual feedback on each currently valid torque level to user.With optical display 66
The embodiment for being only shown as analog bar graph 68 herein is different, and this for example can also pass through digital
Indicator, especially section indicator or dot matrix indicator carry out configuration.
Secondly, communication interface 100 is preferably configured for, and unrelated with the first control signal 74 is set into torque level for tune
The second control signal 76 send electronic type torque limiter 70 to.In order to refer to by conversion in user's guidance unit 60
Show that 72 carry out two-way data exchange and it is preferred that being stored with that at least one is interacted, not shown in the accompanying drawings with communication interface 100
Program, especially smart mobile phone App.
Drive motor 22 is preferably so manipulated by electronic type torque limiter 70 by control signal 80 so that by using
The predetermined torque level of person is effective all the time.Sensing by drive motor 22 in each torque currently provided for example can directly be led to
Cross and sense (supply) electric current received by drive motor 22 and/or directly measured by suitable torque sensor, especially power
Sensor, be also contemplated for if necessary current rotating speed for sensing instrument acceptance division 40 speed probe data carry out.This
Construction in the detailed structure of kind of electronic type torque limiter to the professional in hand held power machine field particularly by
The 975A1 of DE103 41 learn that disclosure of the documents is explicitly included in this specification, so as to can cancel to this pair
The deep description of the function of torque limiter 70.
User's guidance unit 60 can be at least partially integrated into hand-held work according to another embodiment of the present invention
It is configured as in the toolroom machine housing 12 of tool machine 10 and/or at least in part the individual components (302 in Fig. 3) of outside.
Fig. 2 shows Fig. 1 hand held power machine, and with user's guidance unit 200, user's guidance unit is according to
Two embodiments and Fig. 1 first embodiment differently have mechanical operation element 202, and the mechanical operation element is preferred
Realized by rotary encoder 204.Rotary encoder 204 has arranged transverse to longitudinal center axis 50, band ditch herein
Line and rotatable runner 206, torque level is set for being adjusted by user.It is preferred that can be comprehensively by user in the week side of boss
The runner 206 of manipulation is illustratively positioned in the region of the neck 38 of the instrument acceptance division 40 of toolroom machine housing 12 and substantially phase
Should in the diameter of the neck, wherein, for example improved step by step by reversing runner 206 clockwise hand held power machine 10 turn
Square grade.Conversely, gradually reducing torque level by rotate counterclockwise runner 206.It is preferred that, runner 206 has clamping lock unit,
To avoid uncontrollably adjusting the torque level for setting hand held power machine 10.Runner 206 is preferably provided with rill to improve in the week side of boss
Operational comfort.
User's guidance unit 200 preferably also includes the second mechanical operation element 208, the 3rd mechanical operation element
210 and the 4th mechanical operation element 212, they are constructed with push-button type respectively.In addition, operating element 208,210,212
It is preferred that it is associated with what is extended transverse to longitudinal center axis 50, analog bar graph 214, for indicating hand held power machine
10 torque level effective at that time.Mould is tightened by manipulate that the second operating element 208 for example selects hand held power machine 10
Formula, and the 3rd operating element 210 is used for the drill mode for activating hand held power machine 10, the 4th operating element 212 is then used to open
Open the conflicting model of hand held power machine 10.It is preferred that be respectively present in the lower section of operating element 208,210,212 one it is unshowned
Illuminating device, the currently valid operational mode for optically showing hand held power machine 10.Analog bar graph 214
The currently valid torque level set by user by the tune of runner 206 for showing hand held power machine 10, the bar shaped
The moulding of indicator approximately corresponds to the moulding of right-angled trapezium herein.These three machineries, button class operating element 208,
210,212 and analog bar graph 214 be combined into the upside on toolroom machine housing 12 of user's guidance unit 200
36 projections, rectangular operation area 216.
The larger runner 206 of substitution, can by the smaller runner 218,220,222 only shown with dotted line parallel to or laterally
It is adjacent to and is partially placed in the upside 36 of toolroom machine housing 12 with operating space 216 respectively in longitudinal center axis 50,
Thus, runner 216,218,220 is only accessible while preventing from unintentionally reversing in upside for user.Second operation
Element 208, the 3rd operating element 210 and the 4th mechanical operation element 212 are preferably respectively configured to first (film) button, the
Two (film) buttons and the 3rd (film) button are that they are preferably largely anti-soil and be also easy to cleaning.
Fig. 3 shows Fig. 1 hand held power machine 10, the 3rd embodiment with user's guidance unit 300, and this is used
Person's guidance unit preferably there is removable computer 302 to be used as external component 150.Removable computer 302 in other words external component 150 at this
In exemplarily according to smart mobile phone 304 or tablet personal computer 306 type implement, the smart mobile phone or tablet personal computer have pair
Touch sensitive screen 308 has touch screen in other words.User's guidance unit 300 of hand held power machine is also equipped with runner
206 and operating space 216 and optical indicator, set torque level and for selecting operational mode for adjusting, it is thin in other structures
It can cancel here to the description in Fig. 2 categories in order to avoid being repeated in content in terms of section.
Screen 308 exemplarily has five electronic type operating elements 310 to 318, and they illustratively pass through five herein
Individual icon 322,324,326,328,330 is constituted.In addition, there is analog bar graph 320 on screen 308, it has
Peripheral profile, the peripheral profile exemplarily corresponds to right-angled trapezium.First icon 322 is used to select to tighten in terms of user
Pattern, the second icon 324 is used to open drill mode, and the 3rd icon 326 is provided for activating conflicting model, wherein, use
Person is just enough to activate the desired operational mode of hand held power machine 10 with the of short duration click icon 322,324,326 of finger difference.
Three icons 322,324,326 can also be emphasized at least by optics, such as by frame, while being shown to user's optics
The currently valid operational mode of hand held power machine 10.By it is of short duration click the 4th and the 5th icon 328,330, user can
It is preferred that improving or reducing the torque level of hand held power machine 10.Bar graph 320 is used only for optics and shows hand-held work
Work(is touched in currently adjusting the torque level set in this way and preferably not having in other words without operating function for tool machine 10
Can ability.Alternatively, the tune of the torque level of hand held power machine 10 is set also can by the 6th electronic type operating element 332,
6th electronic type operating element herein merely illustratively with by point shown in, slide class icon 334 realize
By smart mobile phone App in other words suitable program using the input completed in this way by user as wireless
Conversion indicate 78 to send communication interface 100 to from removable computer 302 and handled wherein, at least for producing the second control
Signal (76, Fig. 1) processed, second control signal is used for electronic type torque limiter (70, figure for manipulating hand held power machine
1)。
Independent of removable computer 302 control possibility in other words with it is complete by the control possibility of removable computer 302
Coequally, equally hand held power machine simply can be set with intuitively tune by the runner 206 being arranged on hand held power machine 10
10 torque level.For the purpose, conversion is produced again by the runner 206 of user's guidance unit 300 and indicates (72, Fig. 1)
And it is conducted to wireless communication interface 100 and is handled wherein to generate the first control signal (74, Fig. 1), this first
Control signal is transmitted to torque limiter (70, Fig. 1) herein, and drive motor (22, figure of hand held power machine are set for adjusting
1) desired torque level.Wireless conversion is indicated 78 transmission for example can by known wireless transmission standards,WLAN Wifi, or other Transfer Standards progress in other words.
Fig. 4 shows runner 400, and the runner can be used for the runner 206 for realizing Fig. 2.The runner 400 is preferably such as with two-way arrow
First 402 show as both can be along clockwise or along counterclockwise around its FREE TORSION of longitudinal center axis 404, i.e. runner 400
Can without impact along clockwise or along being rotated counterclockwise around longitudinal center axis 50.Longitudinal center axis 404 can be with Fig. 1 and figure
The longitudinal center axis of 2 hand held power machine 10 is overlapped.
Runner 400 preferably at least substantially the matrix 406 of hollow cylindrical have the first and second sides 408,410, it
Be respectively configured to annular.On the first side 408 for example provided with can optical scanner increment pattern 412, the increment graph
Case can be by sensor element 414, particular by optoelectronic reflection sensor, contactlessly and with high accuracy and high-resolution
Scanning, current angle position and direction of rotation for sensing runner 400.In order to avoid inadvertently reversing runner 400, it can be provided with
Unshowned buckling and locking device.In order to further improve comfort, runner 400 preferably has rill 416 and/or rubber in the week side of boss
Glue-line, they can constitute buckling and locking device together with unshowned spring clip when necessary.
Present rotation angel degree position and direction of rotation asked for by sensor element 414, runner 400 are revolved in other words
To indicating to be conducted to Fig. 1 communication interface 100 as conversion and being handled there, for producing the first control signal
Carry out the torque restricting means 70 of Fig. 1 of the hand held power machine 10 of control figure 1 electronics.The runner 400 contactlessly worked because
And the first embodiment of user's guidance unit of hand held power machine can be replaced merely illustratively to be pressed with (film) herein
The mechanical operation element that key is realized (referring particularly to Fig. 1).
Fig. 5 shows runner 450, and the runner is equally applicable to realize Fig. 2 runner 206.Runner 450 preferably again can be such as with double
Being configured to as being shown to arrow 452 both can be along clockwise or along freely being turned round around its longitudinal center axis 454 counterclockwise
Turn.The present rotation angel degree related to longitudinal center axis 454 and direction of rotation to runner 450 ask for herein with figure
The first embodiment difference of 4 runner 400 is preferably by contactless magnetic sensor element 456 and by multiple not continuous
Mark and be arranged in the permanent magnet 460 on matrix 458 with suitably separating spacing relative to each other to carry out in the week side of boss.
Permanent magnet 460 is preferably disposed in the side 462 of facing sensing device element 456 of runner 450.The discrete permanent magnetism of substitution
Body 460 also can construct suitable magnetizing pattern in the region of the side 462 of runner 450.Magnetic sensor element 456 for example may be used
With with sound transducer, with reed contact or similar realization.In addition, the week side of boss can be set runner 450 rill 464 and/or
Rubber layer.
To the manipulation of the electronic type torque limiter of hand held power machine with and Fig. 4 runner first embodiment
Situation identical mode carry out.
Fig. 6 shows runner 500, and the runner is equally applicable to realize Fig. 2 runner 206.Runner 500 is same such as two-way arrow
Both can be along clockwise or along being reversed counterclockwise freely about longitudinal center axis 504 shown in first 502.Runner 500 it is hollow
The matrix 506 of cylindricality has the side 508,510 of the first and second annulars.Matrix 506 is preferably provided with the ditch in all side structures
Line 512 and/or rubber layer.
On runner 500 is antitorque, annular disk 514 is preferably laid with closure, same annular, with disk 514
The impedance rail 516 being coaxially positioned.Preferably there is sliding contact 518 on the first side 508 of runner 500, the sliding contact
It is applied to by load on spring on impedance rail 516.When impedance rail 516 with promote it is potentiometric in the case of similarly linearly set
Timing, the ohmage 522 that can be measured between the electric connection contacts 520 and sliding contact 518 of impedance rail 516 preferably with runner
500 absolute rotation angle is proportional.According to the Europe measured between the sliding contact 518 and connecting terminal 520 of impedance rail 516
The increase or reduction of nurse impedance 522 for example can be asked for easily：Runner 500 is to be gone back on longitudinal center axis 504 along clockwise
It is along torsion counterclockwise.The quantity for 360 ° of complete circles that runner 500 is completed for example can be according to the quantity of the minimum value of impedance 522
Ask in a straightforward manner.
To the first embodiment for manipulating the runner similar to Fig. 4 of the electronic type torque limiter of hand held power machine
Carry out.
Fig. 7 shows ring button 550, and the ring button may replace Fig. 1 two mechanical operations according to a kind of embodiment
Element, for example, replace above-mentioned runner.Ring button 550 preferably has the matrix 552 of similar cylindricality, and the matrix has opening 554,
Wherein, matrix 552 and opening 554 are preferably rotationally symmetrical in the ground of longitudinal center axis 556 construction respectively.On matrix 552 into
Type has protuberance 558 be radially outward directed, square, for the finger or thumb by user come control loops button 550.
It is being diametrically opposed to one another with putting on opening 554, in the axial direction, the first and second square switching projections 560,562 is preferably integrated
In the shaping of the ground of matrix 552, the two switching projections are used to manipulate the first and second for example electromechanical switch contacts 564,566.
Figure 7 illustrates position in, ring button 550 is in its rest position state in other words in interposition state, wherein two
Individual switch contact 564,566 is not manipulated and thereby electricity is opened.Because two switching projections 560,562 are by spring element 568,
570 on longitudinal center axis 556 mutually in the opposite direction by pretension, so ring button 550 be not manipulated in other words by
The rest position state shown is continuously maintained in the state of user's release in other words in stable equilibrium position.
If ring button 550 as user as shown in four-headed arrow 572 by protuberance 558 towards direction "+"
Swing, then the masterpiece land used for first switch contact 564 being resisted into the first spring element 568 is electrically turn off.In turn, when user will
Protuberance 558 and thereby by ring button 550 towards "-" direction around longitudinal center axis 556 swing when, by second switch contact
The power effect of 566 resistance second spring elements 570 is electrically turn off.Substitution is generally two switch contacts 564,566 of electromechanical,
Contactless, electronics and thereby without abrasion switch can be provided with.
The conversion generated in this way by electric switch contact 564,566 indicates and is conducted to Fig. 1 hand held power machine
10 Fig. 1 communication interface 100 and handled there, to generate the first control signal, first control signal is used for
Manipulate Fig. 1 electronic type torque limiter 70.Thus, user can comfortably and intuitively by will especially meet human engineering
Ring button 550 improves or reduced the torque level of Fig. 1 hand held power machine 10 rolling to each side.Ring button 550 is excellent
Choosing be placed to following degree in the toolroom machine housing 12 of Fig. 1 hand held power machine 10 so that protuberance 558 substantially with work
Tool casing body 12 is terminated with flushing, especially reliably to prevent user's inadvertently control loops button 550.
Fig. 8 shows seesaw button 600, and the seesaw button may replace above-mentioned runner according to a kind of embodiment.Seesaw button
600 can turningly be received in Fig. 1 hand-held work preferably as shown in four-headed arrow 604 around upset axis 602
In the toolroom machine housing 12 of tool machine 10.Seesaw button 600 preferably has matrix 606, and the matrix has square first and second
Seesaw arm 608,610, they meet into obtuse angle in the region of upset axis 602.Seesaw button 600 is again with first and the
Two electric switch contacts 612,614, they seesaw button 600 in the rest position state shown in Fig. 8 in other words balance position state it is excellent
Choosing is not manipulated.
For the torque level of Fig. 1 of the hand held power machine that improves Fig. 1 electronic type torque limiter 70, user
The the second seesaw arm 610 marked with "+" is manipulated, second switch contact 614 is thus manipulated and thereby closes its electrical contact.By making
User is manipulated the first seesaw arm 608 marked with "-" and closes first switch contact 612 and improve torque level.In release
After seesaw button 600, it automatically returns to what it drew in fig. 8 due to distinguishing the switch contact 612,614 of resilience
Balance position state that rest position state is stablized in other words is simultaneously maintained in the rest position state untill user manipulates again.
Indicate that the conversion indicates to be transmitted to Fig. 1 hand-held again by two generation conversions of switch contact 612,614
Fig. 1 of toolroom machine 10 communication interface 100 and it is further processed, to generate the first control signal, the first control letter
Number it is used to manipulate Fig. 1 electronic type torque limiter 70.
Fig. 9 shows user's guidance unit 650 according to other embodiment.User's guidance unit is preferably included
First mechanical operation element 652, the first mechanical operation element preferably again be embodied as rotatable runner 654 and
Torque level for adjusting the hand held power machine 10 for setting Fig. 1 in terms of user.The runner 654 that can be grasped by user is laterally
In the region that the ground of longitudinal center axis 50 is arranged in the conical neck 38 of the toolroom machine housing 12 of Fig. 1 hand held power machine 10
And surround the neck 38 completely herein.
User's guidance unit 650 preferably also includes three mechanical, button class operating elements 656, and 658,660, it
Be illustratively embodied as herein dust-proof and easy cleaning (film) button and they due to drawing clearness reason
And without reference.In addition, user's guidance unit 650 preferably comprises optical display 662, it is herein exemplarily again
It is embodied as analog bar graph 664.Three operating elements 656,658,660 are preferably combined into user's guidance unit again
650 projection of upside 36, the dimetric operating space 666 on toolroom machine housing 12.Hand-held tool for indicating Fig. 1
The analog bar graph 664 of the current torque grade of machine 10 exemplarily includes 13, because drawing is clear herein
Property reason and without the illumination component of reference, the illumination component preferably with colored light emitting diode realize.Each
Illumination component can for example correspond to a torque level of Fig. 1 hand held power machine 10, wherein, analog bar graph
664 exemplarily have the peripheral profile of rectangle in terms of its globality.With the second embodiment (ginseng of user's guidance unit
See Fig. 2) it is different, analog bar graph 664 is here located in not being integrated in other words outside operating space 666.
The hand held power machine 10 that the second mechanical operation element 656 is preferred for activating Figure 11 tightens pattern, the 3rd
Mechanical operation element 658 is preferably provided for activating the drill mode of Fig. 1 hand held power machine 10 and by the 4th machine
The conflicting model of the preferred hand held power machine 10 for opening Fig. 1 of tool formula operating element 660.Fig. 1 hand held power machine 10 work as
Preceding effective operational mode herein preferably by being attached to operation member to the operating element 656,658,680 attached troops to a unit in other words
The icon 668,670,672 of part is illuminated to cause.For the purpose, the operating element of (film) button is configured to herein
656 to 660 lower sections are respectively disposed with such as illuminating device, especially light emitting diode.With each operating element 656,658,660
Accordingly, the first icon 668 is that, for showing effective screw for tightening pattern, the second icon 670 is accorded with to the handoff functionality of itself
Number change a drill bit, for visualizing effective drill mode, and the 3rd icon 672 is hammer, the hand-held for showing Fig. 1
The conflicting model of toolroom machine 10.In the Fig. 9 shown embodiment, exemplarily activation Fig. 1 hand held power machine 10 is stubborn
Tight pattern, this by it is multiple from the first icon 668 be radially outward directed it is shown in phantom.
Further preferably there is the color relative to toolroom machine housing 12 between analog bar graph 664 and operating space 666
Color visually prominent wedge-shaped symbol 674.In the case where analog bar graph 664 changes, the wedge-shaped symbol is to making
User intuitively shows a direction, and the torque level of Fig. 1 hand held power machine 10 is improved in the direction.
Figure 10 shows user's guidance unit 700 according to another embodiment.User's guidance unit is excellent herein
Choosing is again including the first mechanical operation element 702, and the first mechanical operation element is embodied as runner 704 and is used for from making again
The torque level for setting hand held power machine is adjusted in terms of user.
It is different from Fig. 9 embodiment, it is integrated with operating space 706 and is embodied as the aobvious of analog bar graph 708
Show device 710, for visualizing currently valid torque level.Analog bar graph 708 exemplarily has nine, example
The illumination component realized with light emitting diode to property.Analog bar graph 708 is parallel to Fig. 1 hand held power machine 10
The longitudinal center axis 50 of toolroom machine housing 12 extends and preferably tightened with being configured to activation according to (film) push-button type
Second mechanical operation element 712 of pattern is disposed adjacent to, and the second mechanical operation element has the icon in screw shaped
714.Thereby guarantee that the hand held power machine 10 that the definite functions of bar graph 708 are attached to Fig. 1 tightens pattern.
The hand held power machine 10 that have activated Fig. 1 in the embodiment in figure 10 tightens pattern, and this is accorded with by illuminating screw
Number come intuitively show.Hand-held work of the quantity of the currently valid illumination component of analog bar graph 708 preferably with Fig. 1
The torque level opened by user of tool machine 10 is proportional.In addition, the construction of user's guidance unit 700 and Fig. 9
Embodiment correspondence, so as to cancel the explanation in the category of Fig. 9 description in order to avoid the repetition in content here.
Figure 11 shows runner 800, and the runner 206 that the runner may replace Fig. 2 according to a kind of embodiment is used.Runner 800
It is preferred that as represented in four-headed arrow 802 also longitudinal direction can be surrounded by user in the counterclockwise direction along clockwise direction
The FREE TORSION of central axis 804.Runner 800 illustratively at least substantially the matrix 806 of hollow cylindrical preferably have it is near respectively
Like the first and second sides 808,810 of annular.Matrix 806 is preferably provided with rill 812 and/or rubber in all side structures
Layer.Triangle teeth portion 814 is exemplarily configured with the first side 808, the triangle teeth portion has multiple not continued labellings
Lance tooth 816.
This is externally provided with the coupling element 820 for being illustratively configured to both sides lever herein, and the coupling element preferably has
The supporting tenon (Lagerzapfen) 822 of cylindricality.The coupling element 820 of lever class is preferably by being transversely to the machine direction central axis 804
The supporting tenon 822 of extension is swingably received in the toolroom machine housing 12 of Fig. 1 hand held power machine 12.In supporting tenon
822 both sides are exemplarily configured with the first and second lever arms 824,826, wherein, the two lever arms 824,826 preferably exist
Radially mutually stagger and be respectively parallel to longitudinal center axis in the rest position state shown here of coupling element 820
804 extensions.
First lever arm 824 illustratively points to the direction of the driver element 20 of Fig. 1 hand held power machine 10, and the second arm
826 point to the direction of the instrument acceptance division 40 in other words of runner 800 of Fig. 1 hand held power machine 10.First lever arm 824 is preferred
There is fork 828 in side, the manipulation projection 830 of electric switching device 832 is coupled in the fork.Electric switching device 832 is herein only
Exemplarily only implement into according to the type of electromechanical switch key with stable centre position in the state not being manipulated.
Electric switching device 832 preferably has the first, the second and the three joint 836,838,840.Connect in the first and second electricity
Preferably there is the first closer 842 between first 836,838, and closed between second and the 3rd electric connection 838,840 in the presence of second
Clutch 844.The two closers 842,844 are exemplarily respectively configured to button, i.e., they in the state not being manipulated from
It is dynamic to return in the switching state of opening.In the rest position state shown here of electric switching device 832, i.e., do not manipulating
During projection 830, two closers 842,844 are in open mode, i.e., the first and second joints in electric switching device 832
836,838 and the second and the 3rd 838, electrical contact is not present between 840 joints and is conductively connected in other words.As shown here is quiet
In stop bit state, the second lever arm 826 is preferably placed between the tooth 816 of two the week side of boss direct neighbors of triangle teeth portion 814 in other words
In the tooth paddy of triangle teeth portion 814, wherein only one tooth paddy 846 of mark is to represent remaining whole tooth paddy.
If runner 800 is for example reversed by user towards the direction of arrow 848 around longitudinal center axis 804, the second thick stick
Lever arm 826 preferably at least exceedes a tooth 816 of triangle teeth portion 814 and coupling element 820 is surrounded into supporting tenon 822 with following
Degree is swung so that fork 828 on the first lever arm 824 by the manipulation projection 830 of electric switching device 832 towards side-overturning and/
Or force down in the axial direction, so that the second closer 844 be closed.It is described by continuing to reverse runner 800 along the direction of rotation
Process is preferably repeated, wherein, when the tooth paddy of triangle teeth portion 814 passes through the second lever arm 826 of coupling element 820, second closes
Clutch 844 is opened again.Thus form proportional to the windup-degree of runner 800 on the joint 838,840 of switching device 832
Quantity be electrically turn off be transmitted to Fig. 1 communication interface 100 with opening signal (pulse), the closing and opening signal,
The electronic type torque limiter 70 for handling and being conducted to Fig. 1 is wherein analyzed, to be manipulated to it.By to TURP
Each opening and closing of the second closer 844 of element 832 are changed, for example can be by electronic type torque limiter 70 accurately
The torque level of Fig. 1 hand held power machine 10 is improved into a grade.
It is when user reverses runner 800 against the direction of arrow 848, then super preferably by being passed through by triangle teeth portion 814
Cross controllable second lever arm 826 first closer 842 of switching device 832 is at least opened once and turned off, by
This, the torque level of Fig. 1 electronic type torque limiter 70 preferably reduces a grade again.In association it is possible that electricity
The torque level of minor torque limiter 70 is closed in the two, three or more of the first and/or second closer 842,844
Close and just improve (torque) grade with (pulse) after opening procedure., can be by runner due to " electronics " subdivision effect
800 realize the torque level for especially delicately adjusting the hand held power machine 10 for setting Fig. 1.
The second lever arm 826 received in triangle teeth portion 814 is transmitted the clamping lock of coupling element 820 to user herein
In tactile it is directly perceived and can clearly feel, with the electronic type torque limit list for the hand held power machine 10 for improving or reducing Fig. 1
The relevant feedback of torque level of member 70, wherein, simultaneously because coupling member in the rest position state shown here of runner 800
Part 820 combines the clamping lock effect of triangle teeth portion 814 and reliably excludes the undesirable in other words uncontrolled of runner 800
In the case of the rotary motion that carries out.Coupling element 820 allows the manipulation displacement of the manipulation projection 830 of switching device 832 herein
It is optimally adapted to the axial tooth depth between the tooth of the tooth geometry in triangle teeth portion 814 of triangle teeth portion 814 and tooth paddy
850。
Figure 12 shows runner 900, the runner 206 that the runner equally may replace Fig. 2 according to a kind of embodiment use and
It can preferably be rotated freely as shown in four-headed arrow 902 by user around its longitudinal center axis 904.Runner 900
It is preferred that the same matrix 906 with substantially hollow cylindrical, the matrix has the first and second sides 908,910.In matrix 906
On the week side of boss exemplarily be provided with rill 912 and/or rubber layer, for make it easy to operation.On the first side 908 preferably again
Triangle teeth portion 914 is configured with, it has the alternate tooth of multiple the week side of boss and tooth paddy, only one of which tooth 916 and a tooth paddy 918
Reference is provided with as the representative of remaining tooth and tooth paddy.Tooth paddy and tooth have subtriangular cross section geometric form respectively
Shape.
It is with the main difference of Figure 11 embodiment, the manipulation projection 830 of Figure 11 electric switching device 832 preferably exists
Here the triangle teeth portion 914 directly with runner 900 is concured, and is thus produced and is simply constructed in structure.Manipulate projection 830
It is preferred that with subtriangular cross-sectional geometry so that reverse runner 900 in terms of from user to alternately turn on
During with two closer 842,844 for closing electric switching device 832, the tooth of triangle teeth portion 914 and tooth paddy are with limiting mode clamping lock
Ground, which exceedes, manipulates projection 830.In addition, the working method of embodiment shown here is identical with Figure 11 runner 800,
So as to cancel the associated description part to Figure 11 in order to avoid the repetition in content here.
Claims (13)
1. a kind of hand held power machine (10), with driver element (20), the driver element is used for what is do not impacted at least one
Plug-in type instrument (42) is driven in operational mode, wherein, can be to the driver element by electronic type torque limiter (70)
(20) multiple torque levels at least one described operational mode for not impacting carry out tune and set, it is characterised in that provided with one
Individual communication interface (100), the communication interface be used for can be manipulated by user user's guidance unit (60,200,300,
650,700) communicate and be configured to：Conversion is received from user's guidance unit (60,200,300,650,700) to indicate
(72), with by the electronic type torque limiter (70) it is depending on the application to torque level carry out tune set, wherein, it is described
User's guidance unit (60,200,300,650,700) be associated with least one mechanical operation element (62,64,202,208,
210,212,652,656,658,660,702,712), torque level is set to be adjusted manually by the communication interface (100).
2. hand held power machine according to claim 1, it is characterised in that user's guidance unit (60,200,
300,650,700) it is at least partially integrated into the hand held power machine (10) and/or is configured to outside at least in part
Individual components (150).
3. hand held power machine according to claim 1 or 2, it is characterised in that user's guidance unit (300) tool
There is removable computer (302), especially by smart mobile phone (304) or the removable computer (302) of tablet personal computer (306) type structure.
4. the hand held power machine according to one of preceding claims, it is characterised in that user's guidance unit
(300) there is at least one interactive program, especially smart mobile phone App in order to be communicated with the communication interface (100).
5. the hand held power machine according to one of preceding claims, it is characterised in that communication interface (100) construction
For：The mechanical operation element (62,64,202,208,210,212,652,656,658,660,702,712) will be passed through
Predetermined the first control signal (74) sends the electronic type torque limiter (70) to, and torque level is set for adjusting.
6. the hand held power machine according to one of preceding claims, it is characterised in that at least one described mechanical behaviour
Make element (202) and be configured with rotary encoder (204), be especially configured with runner (206,218,220,222,400,450,
500)。
7. the hand held power machine according to one of preceding claims, it is characterised in that at least one described mechanical behaviour
Make element (202) and be configured with ring button (550), seesaw button (600) or at least one button.
8. the hand held power machine according to one of claim 5 to 7, it is characterised in that user's guidance unit
(60,200,300,650,700) are associated with least one optical display (66,662,710), and at least one described optics is shown
Device, which is configured to produce for user, to be used for the visual indicator of current torque grade.
9. the hand held power machine according to one of claim 5 to 8, it is characterised in that the optical display (66,
662,710) analog bar graph (68,214,664,708) and/or digital indicator are configured to, is especially constructed
For section indicator.
10. the hand held power machine according to one of claim 5 to 9, it is characterised in that by manipulate it is described at least one
Mechanical operation element (62,64,202,208,210,212,652,656,658,660,702,712), torque level is in order
Improve or reduce.
11. the hand held power machine according to one of preceding claims, it is characterised in that communication interface (100) structure
Making is used for, and the second control signal (76) that will be unrelated with the first control signal (74) sends the electronic type torque limiter to
(70), torque level is set for adjusting.
12. hand held power machine according to claim 11, it is characterised in that the communication interface (100) is according to wireless
The type structure of transmission mode (102), for being communicated wirelessly by bluetooth standard, is in particular designed as wireless communication module
(104)。
13. the hand held power machine according to claim 11 or 12, it is characterised in that the removable computer (302) has
At least one electronic type operating element (310,312,314,316,318,332), especially at least one to touching sensitivity
The icon (322,324,326,328,330,334) shown on screen, at least one described electronic type operating element is configured to：
Cause and second control signal (76) is submitted into the electronic type torque limiter from the communication interface (100)
(70)。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102016206050.3 | 2016-04-12 | ||
| DE102016206050.3A DE102016206050A1 (en) | 2016-04-12 | 2016-04-12 | Hand tool with an electronic torque limiting unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107283369A true CN107283369A (en) | 2017-10-24 |
| CN107283369B CN107283369B (en) | 2022-09-23 |
Family
ID=58360882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710231868.6A Active CN107283369B (en) | 2016-04-12 | 2017-04-11 | Hand-held power tool with electronic torque limiting unit |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3238880B1 (en) |
| CN (1) | CN107283369B (en) |
| DE (1) | DE102016206050A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110065023A (en) * | 2018-01-24 | 2019-07-30 | 罗伯特·博世有限公司 | Holding meanss for hand held power machine |
| CN111002271A (en) * | 2018-10-08 | 2020-04-14 | 罗伯特·博世有限公司 | Hand-held power tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018208048A1 (en) | 2018-05-23 | 2019-11-28 | Robert Bosch Gmbh | Hand tool |
| DE102019209851A1 (en) * | 2019-07-04 | 2021-01-07 | Robert Bosch Gmbh | Hand machine tool with an electronically commutated motor |
| AT523566A1 (en) | 2020-03-10 | 2021-09-15 | Weber Hyraulik Gmbh | Method for operating a rescue system with a mobile rescue device |
| DE102020211889A1 (en) | 2020-09-23 | 2022-03-24 | Robert Bosch Gesellschaft mit beschränkter Haftung | hand tool |
| DE102020212708A1 (en) | 2020-10-08 | 2022-04-14 | Robert Bosch Gesellschaft mit beschränkter Haftung | hand tool |
| CN215548419U (en) * | 2021-05-11 | 2022-01-18 | 苏州宝时得电动工具有限公司 | Power tool |
| US20230278185A1 (en) * | 2022-01-28 | 2023-09-07 | Black & Decker Inc. | Electronic clutch for power tool |
| DE102022207599A1 (en) | 2022-07-26 | 2024-02-01 | Robert Bosch Gesellschaft mit beschränkter Haftung | Hand tool |
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Also Published As
| Publication number | Publication date |
|---|---|
| EP3238880A1 (en) | 2017-11-01 |
| CN107283369B (en) | 2022-09-23 |
| EP3238880B1 (en) | 2021-12-22 |
| DE102016206050A1 (en) | 2017-10-12 |
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