CN104723290B - Control device and control method for torsion output of electric tool - Google Patents
Control device and control method for torsion output of electric tool Download PDFInfo
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- CN104723290B CN104723290B CN201510039418.8A CN201510039418A CN104723290B CN 104723290 B CN104723290 B CN 104723290B CN 201510039418 A CN201510039418 A CN 201510039418A CN 104723290 B CN104723290 B CN 104723290B
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- Prior art keywords
- gear
- microswitch
- torsion
- torsion output
- electric tool
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
- Control Of Electric Motors In General (AREA)
Abstract
The invention discloses a control device and a control method for torsion output of an electric tool. The control device is provided with a torsion output adjusting unit, the torsion output of the electric tool can be adjusted through the torsion output adjusting unit, a user can select appropriate torsion output according to practical needs, torsion output is adjustable, operation work is made more convenient, work faults are reduced, and working efficiency is improved. Meanwhile, a torsion output display module is used for displaying the state of torsion output, using of the electric tool is made more visual, and the user can use the electric tool more conveniently. A microswitch position is preset on the tool, when the microswitch position is switched on, a torsion output position is invalid, and adjustment of the torsion output of the electric tool is completed through manual operation. The torsion output position and the microswitch position can be selected according to needs, and use is more flexible and convenient. In addition, the torsion output position and the microswitch position are both provided with current protection, and it is avoided that the tool is burnt due to too large current.
Description
Technical field
The present invention relates to electric tool control technology field, more particularly to a kind of control of electric tool torque output
Device processed and its control method.
Background technology
The work for generally being performed by electric tool, such as drilling and the turn of the screw, typically with job schedule and machined material
Difference, required moment of torsion also can be different.In the prior art, the regulation of electric tool torque output is typically by manually operating
To complete, but this artificial operation causes operator to have to pay close attention to constantly the working condition of instrument and load situation of change, from
And to judge when need governing speed.It is this by way of manual operation the operant skill of operator is required compared with
Height, and be unfavorable for improving efficiency.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of control device of electric tool torque output, and the control is filled
Put and adjustable function is exported with torsion, use operator convenient, reduce work mistake and improve work efficiency.
The technical solution of the present invention is to provide a kind of control dress of the output of the electric tool torque with following structure
Put, drive with described motor including control unit, electric-motor drive unit, motor and power supply, described control unit and power supply
Moving cell is connected；Described electric-motor drive unit is connected with described motor；Described control device also includes that torsion is defeated
Go out adjustment unit；Described torsion output adjustment unit is connected with described control unit.
After above structure, the control device of the electric tool torque output of the present invention compared with prior art, has
Advantages below：
As the control device of the electric tool torque output of the present invention is provided with torsion output adjustment unit, can be by turning round
The torsion that power exports adjustment unit to adjust electric tool is exported, and user can select suitable torsion according to actual needs
Output, accomplishes that torsion output is adjustable so that operation element is reduced work mistake and improved work efficiency using convenient.Together
When, torsion output display module is used for the state for showing torsion output so that electric tool is using more directly perceived, convenient to make
User uses.
Used as a modification of the present invention, described control device also includes microswitch；Described microswitch and institute
The control unit stated is connected.After adopting the structure, microswitch closure, power supply directly give electricity to electric-motor drive unit, from
And making motor work, i.e., electric tool is started working；Microswitch is opened, control unit controlled motor driver element, is capable of achieving
Torsion output is adjustable.So, user can be made as needed to select the working method of electric tool.
Another kind of as the present invention is improved, described torsion output adjustment unit include single-chip microcomputer, LED display module,
Shift-up control button and downshift control knob；Described LED display module, shift-up control button and downshift control knob are and institute
The single-chip microcomputer connection stated；Described unit machine is connected with described control unit.After adopting the structure, described LED shows
Module is used to show that the state that torsion exports gear, described shift-up button and downshift button are defeated for adjusting electric tool torque
Go out, simple structure and easy to control.
Used as a kind of improvement that also has of the present invention, described control device also includes relay indicating light；Described work refers to
Show that lamp is connected with described control unit.After adopting the structure, described relay indicating light is used for the work for indicating electric tool
Make state, it may also be used for display alarm is pointed out.
The invention solves the problems that another technical problem be to provide a kind of control method of electric tool torque output, the control
Method processed has traditional artificial operation to control the function of electric tool torque output, it may have torsion exports adjustable function,
User can select the working method using electric tool according to actual needs, so that electronic work is using convenient,
Work mistake can be reduced and work efficiency can also be improved.
Another kind of technical solution of the present invention is to provide a kind of electric tool torque output having steps of
Control method, it is characterised in that：It comprises the following steps：
Step 1, default torsion output gear and microswitch gear；Described torsion output gear has multiple；Each torsion
It is interval that power output gear is equipped with corresponding electric current；The default maximum output current value of microswitch shelves；
Whether step 2, detection microswitch gear are opened；
Step 3, microswitch gear are opened, outputting torsion, and instrument is started working, when output current reaches microswitch shelves
During the default maximum output current value in position, into step 4；Microswitch gear is not opened, and selectes torsion output gear, into step
Rapid 5；
Step 4, instrument quit work and enter guard mode, and relay indicating light is reported to the police after flashing n times and extinguished；
Step 5, instrument are operated under the gear selected, and calculate current output current value, judge current electricity
Whether flow valuve exceedes the current value range corresponding to gear；If current current value exceedes the current value range corresponding to gear,
Step 6 is entered then；Step 7 is entered otherwise；
Step 6, guard mode is entered, stop output current, and relay indicating light is reported to the police, instrument enters
Enter the guard mode without output；
Step 7, work on.
After above structure, the control method of the electric tool torque output of the present invention compared with prior art, has
Advantages below：
Due to the control method of the electric tool torque output of the present invention, tool presets torsion output gear, user root
Different gears may be selected according to the difference of job schedule and machined material to be operated, accomplishes that torsion output is adjustable so that behaviour
Make workman using convenient, reduce work mistake and improve work efficiency.Instrument also presets microswitch gear, when fine motion is opened
When pass gear is opened, torsion output gear failure, the regulation of electric tool torque output are completed by manually operation.Torsion is defeated
Go out gear and microswitch gear can be selected on demand, using more flexible and convenient.Additionally, microswitch gear is default most
Big output current value, can enter guard mode after instrument output current reaches maximum output current value, can avoid instrument because of electricity
Flow through big and burn out.Torsion output gear also is provided with current protection, when current value exceedes corresponding to gear when electric tool works
Current value range when, electric tool is put into guard mode, it is to avoid instrument is burnt out because electric current is excessive.
Description of the drawings
Fig. 1 is the workflow diagram of the control method of the electric tool torque output of the present invention.
Fig. 2 is the circuit block diagram of the control device of the electric tool torque output of the present invention.
Fig. 3 is the circuit diagram of the control device of the electric tool torque output of the present invention.
Fig. 4 is the circuit block diagram that the torsion of the control device of the electric tool torque output of the present invention exports adjustment unit.
Fig. 5 is the circuit diagram that the torsion of the control device of the electric tool torque output of the present invention exports adjustment unit.
Specific embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
Refer to shown in Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the control device of the electric tool torque output of the present invention, including control
Unit processed, electric-motor drive unit, motor and power supply, described control unit and power supply are connected with described electric-motor drive unit
Connect；Described electric-motor drive unit is connected with described motor；
Described control device also includes torsion output adjustment unit, microswitch and relay indicating light.Described torsion
Output adjustment unit, microswitch and relay indicating light are connected with described control unit.Described torsion output is adjusted
Unit includes single-chip microcomputer, LED display module, shift-up control button and downshift control knob；Described LED display module, shift up
Control knob and downshift control knob are connected with described single-chip microcomputer；Described unit machine is connected with described control unit.
In this specific embodiment, described LED display module includes 11 LED lamps, is used for showing a gear per LEDs, and torsion is defeated
Go out adjustment unit and be provided with 11 gears.
See also shown in Fig. 1, the control method of electric tool torque output, it comprises the following steps：
Step 1, default torsion output gear and microswitch gear；Described torsion output gear has multiple；Each torsion
It is interval that power output gear is equipped with corresponding electric current；The default maximum output current value of microswitch shelves；
Whether step 2, detection microswitch gear are opened；
Step 3, microswitch gear are opened, outputting torsion, and instrument is started working, when output current reaches microswitch shelves
During the default maximum output current value in position, into step 4；Microswitch gear is not opened, and selectes torsion output gear, into step
Rapid 5；
Step 4, instrument quit work and enter guard mode, and relay indicating light is reported to the police after flashing n times and extinguished；
Step 5, instrument are operated under the gear selected, and calculate current output current value, judge current electricity
Whether flow valuve exceedes the current value range corresponding to gear；If current current value exceedes the current value range corresponding to gear,
Step 6 is entered then；Step 7 is entered otherwise；
Step 6, guard mode is entered, stop output current, and relay indicating light is reported to the police, instrument enters
Enter the guard mode without output；
Step 7, work on.
Claims (5)
1. the control device that a kind of electric tool torque is exported, including control unit, electric-motor drive unit, motor and power supply, institute
The control unit stated and power supply are connected with described electric-motor drive unit；Described electric-motor drive unit and described motor
It is connected；It is characterized in that：Described control device also includes that torsion exports adjustment unit；Described torsion output adjustment unit
It is connected with described control unit；Default torsion output gear and microswitch gear；Described torsion output gear has many
It is individual；It is interval that each torsion output gear is equipped with corresponding electric current；The default maximum output current value of microswitch gear；Detection is micro-
Whether dynamic switch position is opened；Microswitch gear is opened, outputting torsion, and instrument is started working, when output current reaches fine motion
During the default maximum output current value of switch position, instrument quits work and enters guard mode；Microswitch gear is not opened, choosing
Determine torsion output gear, instrument is operated under the gear selected.
2. the control device that electric tool torque according to claim 1 is exported, it is characterised in that：Described control device
Also include microswitch；Described microswitch is connected with described control unit.
3. the control device that electric tool torque according to claim 1 is exported, it is characterised in that：Described torsion output
Adjustment unit includes single-chip microcomputer, LED display module, shift-up control button and downshift control knob；Described LED display module,
Shift-up control button and downshift control knob are connected with described single-chip microcomputer；Described single-chip microcomputer is connected with described control unit
Connect.
4. the control device that electric tool torque according to claim 1 is exported, it is characterised in that：Described control device
Also include relay indicating light；Described relay indicating light is connected with described control unit.
5. the control method that a kind of electric tool torque is exported, it is characterised in that：It comprises the following steps：
Step 1, default torsion output gear and microswitch gear；Described torsion output gear has multiple；Each torsion is defeated
Go out gear and be equipped with corresponding electric current interval；The default maximum output current value of microswitch gear；
Whether step 2, detection microswitch gear are opened；
Step 3, microswitch gear are opened, outputting torsion, and instrument is started working, and when output current, to reach microswitch gear pre-
If maximum output current value when, into step 4；Microswitch gear is not opened, and selectes torsion output gear, into step 5；
Step 4, instrument quit work and enter guard mode, and relay indicating light is reported to the police after flashing n times and extinguished；
Step 5, instrument are operated under the gear selected, and calculate current output current value, judge current current value
Whether current value range gear corresponding to is exceeded；If current current value exceedes the current value range corresponding to gear, enter
Enter step 6；Step 7 is entered otherwise；
Step 6, guard mode is entered, stop output current, and relay indicating light is reported to the police, instrument enters nothing
The guard mode of output；
Step 7, work on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510039418.8A CN104723290B (en) | 2015-01-27 | 2015-01-27 | Control device and control method for torsion output of electric tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510039418.8A CN104723290B (en) | 2015-01-27 | 2015-01-27 | Control device and control method for torsion output of electric tool |
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| Publication Number | Publication Date |
|---|---|
| CN104723290A CN104723290A (en) | 2015-06-24 |
| CN104723290B true CN104723290B (en) | 2017-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510039418.8A Active CN104723290B (en) | 2015-01-27 | 2015-01-27 | Control device and control method for torsion output of electric tool |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106926179B (en) * | 2015-12-31 | 2019-09-20 | 南京德朔实业有限公司 | Electric tool |
| CN107378060B (en) * | 2017-08-17 | 2023-12-01 | 金华思纳集商贸有限公司 | Lithium battery charging type electronic torsion adjusting electric drill |
| CN110253475A (en) * | 2019-06-04 | 2019-09-20 | 浙江亿钻科技有限公司 | A kind of adjustable electric screwdriver of torsion |
| CN112706131A (en) * | 2019-10-25 | 2021-04-27 | 南京德朔实业有限公司 | Electric tool |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001030123A (en) * | 1999-07-19 | 2001-02-06 | Nitto Seiko Co Ltd | Automatic screwing machine |
| DE102008040096A1 (en) * | 2008-07-02 | 2010-01-07 | Robert Bosch Gmbh | Hand-guided electric machine tool i.e. battery-driven screw driver, operating method, involves operating electric motor by applying motor voltage, and limiting motor current to current value that depends on information about maximum torque |
| US9281770B2 (en) * | 2012-01-27 | 2016-03-08 | Ingersoll-Rand Company | Precision-fastening handheld cordless power tools |
| CN202934509U (en) * | 2012-10-31 | 2013-05-15 | 浙江吉利汽车研究院有限公司杭州分公司 | Electric screw driver |
| CN204414046U (en) * | 2015-01-27 | 2015-06-24 | 宁波汉浦工具有限公司 | The control device that electric tool torque exports |
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