CN103567938A - Screw locking height adjustable electric screw driver and working method thereof - Google Patents
Screw locking height adjustable electric screw driver and working method thereof Download PDFInfo
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- CN103567938A CN103567938A CN201210251405.3A CN201210251405A CN103567938A CN 103567938 A CN103567938 A CN 103567938A CN 201210251405 A CN201210251405 A CN 201210251405A CN 103567938 A CN103567938 A CN 103567938A
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- screw driver
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- 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
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
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Abstract
An embodiment of the invention provides a screw locking height adjustable electric screw driver and a working method thereof. The screw locking height adjustable electric screw driver comprises the electric screw driver, a control unit and a rotary encoder; the control unit which is connected with the control unit and the rotary encoder is used for sending a reverse rotation signal to the electric screw driver to enable the electric screw driver to reversely rotate and simultaneously sending a counting starting signal to the rotary encoder when the electric screw driver taps a screw to the bottom, the screw is locked, and the electric screw driver is locked rotating; the rotary encoder which is connected with the electric screw driver is used for controlling the electric screw driver to reversely rotate to a preset height after receiving the counting starting signal sent from the control unit. According to the implementation scheme of the screw locking height adjustable electric screw driver, the screw locking height for a user can be achieved according to the required distance set through the user, the accuracy is high, the positioning is accurate, and the consistency is stable.
Description
Technical field
The present invention relates to electric screw driver technical field, relate in particular to a kind of adjustable lock screw height electric screw driver and method of work thereof.
Background technology
Electric screw driver is also electric screwdriver, electric screw driver (electric screwdriver), is the electric tool of using for tightening and unscrew screw nut.
This electric tool is equipped with the mechanism of adjusting and torque limiting, is mainly used in assembly line.By electronics, motor, mechanical three parts, formed.Because its precision is high, efficiency is fast, and having become assembling industry must obligato instrument.Rule of origin divides domestic and two kinds of channels of import.Voltage has minute AC(to exchange) high pressure, DC(direct current) low pressure distinguishes.Form has semi-automatic, full-automatic.Operation start pattern has press-down type, and hand push type respectively.
In realizing process of the present invention, inventor finds that in prior art, at least there are the following problems: the function of most electric screw driver, and can not the tapping desirable distance requiring, can only control by perception velocities, and inconvenience is also inaccurate.
Summary of the invention
The embodiment of the present invention provides a kind of adjustable lock screw height electric screw driver and method of work thereof, can pass through the set requirement distance of user, realizes the height of the screw of Subscriber Application Barring Lock.
On the one hand, the embodiment of the present invention provides a kind of adjustable lock screw height electric screw driver, and described adjustable lock screw height electric screw driver comprises: electric screw driver, control module, rotary encoder, wherein:
Described control module, be connected with described rotary encoder with described electric screw driver respectively, for when described electric screw driver is attacked screw to bottom lock-screw and causes described electric screw driver stall, send reverse signal to described electric screw driver and make described electric screw driver reversion, send counting commencing signal to described rotary encoder simultaneously;
Described rotary encoder, is connected with described electric screw driver, for after receiving the counting commencing signal of described control module transmission, controls described electric screw driver and is inverted to preset height.
Optionally, in an embodiment of the present invention, described rotary encoder, be further used for after receiving the counting commencing signal of described control module transmission, the default reversion number of turns corresponding to thread spacing of controlling after described electric screw driver regulates according to pitch regulator is inverted to described preset height corresponding to the described default reversion number of turns.
Optionally, in an embodiment of the present invention, described rotary encoder comprises photoelectric rotary coder, described photoelectric rotary coder is for after receiving the counting commencing signal of described control module transmission, convert the mechanical quantity of output shaft to corresponding electric pulse with digital output, with the default reversion number of turns corresponding to thread spacing of controlling after described electric screw driver regulates according to pitch regulator, be inverted to described preset height corresponding to the described default reversion number of turns.
Optionally, in an embodiment of the present invention, described adjustable lock screw height electric screw driver also comprises: a fixed connecting piece, is fixed to described electric bottle opener head front end by this fixed connecting piece by described rotary encoder.
Optionally, in an embodiment of the present invention, described adjustable lock screw height electric screw driver also comprises a forward-reverse switch: described rotary encoder, be further used for, after receiving the counting commencing signal of described control module transmission, utilizing described forward-reverse switch to control described electric screw driver and being inverted to preset height.
On the other hand, the embodiment of the present invention provides a kind of method of work of adjustable lock screw height electric screw driver, described adjustable lock screw height electric screw driver comprises: electric screw driver, control module, rotary encoder, and the method for work of described adjustable lock screw height electric screw driver comprises:
When described electric screw driver is attacked screw to bottom lock-screw and causes described electric screw driver stall, by the control module being connected with described electric screw driver, to described electric screw driver, send reverse signal described electric screw driver is reversed, send counting commencing signal to described rotary encoder simultaneously;
When described rotary encoder receives after the counting commencing signal of described control module transmission, control described electric screw driver and be inverted to preset height.
Optionally, in an embodiment of the present invention, describedly receive after the counting commencing signal that described control module sends when described rotary encoder, control described electric screw driver and be inverted to preset height, comprise: when described rotary encoder receives after the counting commencing signal of described control module transmission, the default reversion number of turns corresponding to thread spacing of controlling after described electric screw driver regulates according to pitch regulator is inverted to described preset height corresponding to the described default reversion number of turns.
Optionally, in an embodiment of the present invention, described rotary encoder comprises photoelectric rotary coder, describedly receive after the counting commencing signal that described control module sends when described rotary encoder, the default reversion number of turns corresponding to thread spacing of controlling after described electric screw driver regulates according to pitch regulator is inverted to described preset height corresponding to the described default reversion number of turns, comprise: when described photoelectric rotary coder receives after the counting commencing signal of described control module transmission, convert the mechanical quantity of output shaft to corresponding electric pulse with digital output, with the default reversion number of turns corresponding to thread spacing of controlling after described electric screw driver regulates according to pitch regulator, be inverted to described preset height corresponding to the described default reversion number of turns.
Optionally, in an embodiment of the present invention, the method for work of described adjustable lock screw height electric screw driver also comprises: by a fixed connecting piece, described rotary encoder is fixed to described electric bottle opener head front end.
Optionally, in an embodiment of the present invention, describedly receive after the counting commencing signal that described control module sends when described rotary encoder, control described electric screw driver and be inverted to preset height, comprise: when described rotary encoder receives after the counting commencing signal of described control module transmission, utilize a forward-reverse switch to control described electric screw driver and be inverted to preset height.
Technique scheme has following beneficial effect: because adopt adjustable lock screw height electric screw driver to comprise: electric screw driver, control module, rotary encoder, wherein: described control module, be connected with described rotary encoder with described electric screw driver respectively, for when described electric screw driver is attacked screw to bottom lock-screw and causes described electric screw driver stall, send reverse signal to described electric screw driver and make described electric screw driver reversion, send counting commencing signal to described rotary encoder simultaneously; Described rotary encoder, be connected with described electric screw driver, for after receiving the counting commencing signal of described control module transmission, control the technological means that described electric screw driver is inverted to preset height, so there is following technique effect: a kind of adjustable lock screw height electric screw driver implementation is provided, can have passed through the set requirement distance of user, realize the height of the screw of Subscriber Application Barring Lock, precision is high, accurate positioning, and uniformity is stable.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is that a kind of adjustable lock screw of embodiment of the present invention height electric screw driver forms structural representation;
Fig. 2 is the method for work flow chart of a kind of adjustable lock screw of embodiment of the present invention height electric screw driver;
Fig. 3 is the circuit structure schematic diagram of application example of the present invention;
Fig. 4 is application example control module of the present invention importation circuit diagram;
Fig. 5 is application example operating part circuit diagram of the present invention;
The control module panel schematic diagram that Fig. 6 provides for application example of the present invention.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, for a kind of adjustable lock screw of embodiment of the present invention height electric screw driver forms structural representation, described adjustable lock screw height electric screw driver comprises: electric screw driver 1, control module 3, rotary encoder 2, wherein:
Described control module 3, be connected with described rotary encoder 2 with described electric screw driver 1 respectively, for when described electric screw driver 1 is attacked screw to bottom lock-screw and causes described electric screw driver 1 stall, send reverse signal to described electric screw driver 1 and make described electric screw driver 1 reversion, send counting commencing signal to described rotary encoder 2 simultaneously;
Described rotary encoder 2, is connected with described electric screw driver 1, for after receiving the counting commencing signal of described control module 3 transmissions, controls described electric screw driver 1 and is inverted to preset height.
Optionally, described rotary encoder 2, be further used for after receiving the counting commencing signal of described control module 3 transmissions, the default reversion number of turns corresponding to thread spacing of controlling after described electric screw driver 1 regulates according to pitch regulator is inverted to described preset height corresponding to the described default reversion number of turns.
Optionally, described rotary encoder 2 comprises photoelectric rotary coder 2, described photoelectric rotary coder 2 is for after receiving the counting commencing signal of described control module 3 transmissions, convert the mechanical quantity of output shaft to corresponding electric pulse with digital output, with the default reversion number of turns corresponding to thread spacing of controlling after described electric screw driver 1 regulates according to pitch regulator, be inverted to described preset height corresponding to the described default reversion number of turns.
Optionally, described adjustable lock screw height electric screw driver 1 also comprises: a fixed connecting piece, is fixed to 1 front end of described electric screw driver by this fixed connecting piece by described rotary encoder 2.
Optionally, described adjustable lock screw height electric screw driver 1 also comprises a forward-reverse switch: described rotary encoder 2, be further used for, after receiving the counting commencing signal of described control module 3 transmissions, utilizing described forward-reverse switch to control described electric screw driver 1 and being inverted to preset height.
Embodiment of the present invention said method technical scheme has following beneficial effect: because adopt adjustable lock screw height electric screw driver to comprise: electric screw driver, control module, rotary encoder, wherein: described control module, be connected with described rotary encoder with described electric screw driver respectively, for when described electric screw driver is attacked screw to bottom lock-screw and causes described electric screw driver stall, send reverse signal to described electric screw driver and make described electric screw driver reversion, send counting commencing signal to described rotary encoder simultaneously; Described rotary encoder, be connected with described electric screw driver, for after receiving the counting commencing signal of described control module transmission, control the technological means that described electric screw driver is inverted to preset height, so there is following technique effect: a kind of adjustable lock screw height electric screw driver implementation is provided, can have passed through the set requirement distance of user, realize the height of the screw of Subscriber Application Barring Lock, precision is high, accurate positioning, and uniformity is stable.
As shown in Figure 2, method of work flow chart for a kind of adjustable lock screw of embodiment of the present invention height electric screw driver, described adjustable lock screw height electric screw driver comprises: electric screw driver, control module, rotary encoder, and the method for work of described adjustable lock screw height electric screw driver comprises:
201, when described electric screw driver is attacked screw to bottom lock-screw and causes described electric screw driver stall, by the control module being connected with described electric screw driver, to described electric screw driver, send reverse signal described electric screw driver is reversed, send counting commencing signal to described rotary encoder simultaneously;
202, when described rotary encoder receives after the counting commencing signal of described control module transmission, control described electric screw driver and be inverted to preset height.
Optionally, describedly receive after the counting commencing signal that described control module sends when described rotary encoder, control described electric screw driver and be inverted to preset height, comprise: when described rotary encoder receives after the counting commencing signal of described control module transmission, the default reversion number of turns corresponding to thread spacing of controlling after described electric screw driver regulates according to pitch regulator is inverted to described preset height corresponding to the described default reversion number of turns.
Optionally, described rotary encoder comprises photoelectric rotary coder, describedly receive after the counting commencing signal that described control module sends when described rotary encoder, the default reversion number of turns corresponding to thread spacing of controlling after described electric screw driver regulates according to pitch regulator is inverted to described preset height corresponding to the described default reversion number of turns, comprise: when described photoelectric rotary coder receives after the counting commencing signal of described control module transmission, convert the mechanical quantity of output shaft to corresponding electric pulse with digital output, with the default reversion number of turns corresponding to thread spacing of controlling after described electric screw driver regulates according to pitch regulator, be inverted to described preset height corresponding to the described default reversion number of turns.
Optionally, the method for work of described adjustable lock screw height electric screw driver also comprises: by a fixed connecting piece, described rotary encoder is fixed to described electric bottle opener head front end.
Optionally, describedly receive after the counting commencing signal that described control module sends when described rotary encoder, control described electric screw driver and be inverted to preset height, comprise: when described rotary encoder receives after the counting commencing signal of described control module transmission, utilize a forward-reverse switch to control described electric screw driver and be inverted to preset height.
Embodiment of the present invention said method and device technique scheme have following beneficial effect: because adopt adjustable lock screw height electric screw driver to comprise: electric screw driver, control module, rotary encoder, the method of work of described adjustable lock screw height electric screw driver comprises: when described electric screw driver is attacked screw to bottom lock-screw and causes described electric screw driver stall, by the control module being connected with described electric screw driver, to described electric screw driver, send reverse signal described electric screw driver is reversed, send counting commencing signal to described rotary encoder simultaneously; When described rotary encoder receives after the counting commencing signal of described control module transmission, control the technological means that described electric screw driver is inverted to preset height, so there is following technique effect: a kind of adjustable lock screw height electric screw driver implementation is provided, can pass through the set requirement distance of user, realize the height of the screw of Subscriber Application Barring Lock, precision is high, accurate positioning, and uniformity is stable.
Below in conjunction with accompanying drawing, lifting application example describes:
The expansion of application example of the present invention: lock at present screw electric screw driver and only rotate and reverse, and lock during screw its neither one judge accurately position, only have screw attack lock on earth motionless till, specification requirement according to current user raising day by day to product, application example of the present invention has designed the electric screw driver of this adjustable lock screw height, and it can pass through the set requirement distance of user, realize the height of the screw of Subscriber Application Barring Lock, precision is high, accurate positioning, and uniformity is stable.Suppose that user wants screw to be locked into distance locking plane 3.5MM, user can select by reset knob, and by selected position, system is identification automatically, then by encoder, be rotated signal and capture, to the rear bottle opener of setting value distance just stop.
Lock-screw when electric screw driver is attacked bottom screw, bottle opener stall after locking, stall can be given circuit control box signal, circuit control box provides reverse signal, during reversion, encoder passes through pulse counting, (rotary encoder umber of pulse can be carried out type selecting according to Product Precision, umber of pulse more high accuracy is just higher, the location of its judgement rotating speed is just more accurate, ) 1.5 circles that then reverse automatically stop afterwards (1.5 circle stroke range be exactly probably the distance of 3 ± 1mm) and determine according to the actual conditions of product pinning, (the distance main engine plants of at present a lot of door lock pinnings all require to reserve, to install) can be adjusted to desirable pinning height, realize whole assembling process.
Rotary encoder is for measuring the device of rotating speed, and photoelectric rotary coder, can be by the angular displacement of output shaft by opto-electronic conversion, and the mechanical quantity such as angular speed convert corresponding electric pulse to digital output.Technical parameter mainly contains and often turns umber of pulse (tens have to several thousand), and running accuracy from low to high not etc., is determined according to installations and facilities service condition.
Design is mainly from bottle opener control section, to do whole change, by screwdriver head (screwdriver head place arranges guide pin bushing to device), drive encoder to rotate, during reversion, by rotary encoder, control rotating cycle, (impulse stroke revolution arranges 1.5 and turns, can also adjust height according to actual conditions), encoder connecting circuit control box (inner self-control circuit control panel), after counting 1.5 circles, auto-breaking stops, successively repeated work.
Refer to shown in Fig. 3, circuit structure schematic diagram for application example of the present invention, mainly by electric screw driver power unit 10, connect drive circuit CPU 20(and can adopt chip U1-PIC16F877) and relay control unit 50 and electric screw driver 60, principal current is provided mainly to relay control unit 50 and electric screw driver 60.Drive circuit CPU 20 is connection control unit importation 80, traffic light system part 30, driver element 40 (can adopt chip U2-2003) and pinning height digital display part 90 respectively, main practical function is for driving main circuit, carry out and start, driving control unit importation 80, drive traffic light system part 30, driver element 40 connects relay control unit 50, electric screw driver 60 and rotary encoder 70, mainly realizes signal conversion and code device signal conversion that bottle opener is controlled.
As shown in Figure 4, for application example control module of the present invention importation circuit diagram, control module importation 80: be by forward-reverse switch 81, pitch regulator 82, pinning height by-pass cock+83/-84 and photoelectrical coupler 85 combine, forward-reverse switch 81, be divided into three gears, it is mainly forward, close, reversion, pitch regulator 82, the main pitch of controlling electric screw driver that regulates, mainly be divided into 5 gears, access respectively drive circuit CPU 20, pinning height by-pass cock+83(increases shelves) connect 8 of drive circuit CPU 20 pins, pinning height by-pass cock-84(downshift) connect pin 9, this switch carries out circuit conversion by drive circuit CPU, the main pinning height that regulates electric screw driver.
As shown in Figure 5, for application example operating part circuit diagram of the present invention: be by driver element 40, relay control unit 50, electric screw driver 60 and rotary encoder 70 connect to form, it is mainly forward rotation after electric screw driver 60 energisings, by bindiny mechanism's driven rotary encoder 70, after electric screw driver 60 is by screw lock, there will be stall to stop phenomenon, now electric screw driver 60 can pass to relay 53 stall brake signal, relay 53 can be connected to photoelectrical coupler 85 by NC by normally-closed contact so, photoelectrical coupler 85 is connected into drive circuit CPU 20 by pin and carries out signal conversion, receive after brake signal, by program, the coil of relay 52 is obtained electric normally closed, contact disconnects, enabling signal also disconnects simultaneously, and delay procedure (50m.s), after delay time completes, 51 relay output reversal voltages, then use program 52 relay coil power-off, normally-closed contact conducting, thereby the enabling signal of providing, bottle opener reversion rotarily drives rotary encoder 70 and starts counting.Count down to after setting value, rotary encoder 70 carries out signal conversion by drive circuit CPU 20, makes relay 53 conductings provide brake signal, and electric screw driver 60 quits work.
As shown in Figure 6, be the control module panel schematic diagram that application example of the present invention provides, the correlation function it being provided below in conjunction with other accompanying drawings is described below:
1. power switch
Be mainly used to on-off circuit power supply.
2. status switch
When status switch is got to top, this switch can be realized the state of reverse function, and when status switch is got to below, this switch can be realized the state of positive rotating function.The present due functional switch of common electric bottle opener namely.Conventionally opening this switch is mainly to use while measuring moment, when this switch is shifted middle gear onto, returns to exactly the function of the front electric screw driver of repacking.
3. pinning height adjuster
Be mainly used to regulate pinning height, it is that (this is for product of the present invention, because different, according to individual required value, sets for the height of 0.1mm that button often clicks.
4. pitch regulator
Because now conventional self threading pin thread spacing is a lot, according to national standard, according to different tapping screws, selecting 5 the most frequently used thread spacing regulates, respectively (1.1,1.3,1.4,1.6,1.8) mm, according to actual requirement, select, after the pitch of the self threading pin that selected good user uses, then with pinning height adjuster, be transferred to the height that user thinks pinning, system will be carried out pinning operation according to user's requirement like this.
5. operating switch
After this switch is pressed, the automatic pinning of electric screw driver, realizes the repacking pinning function requiring.
6. rotary encoder
Rotary encoder is mainly used to turns counting pulse, is mainly arranged on screwdriver head, and after electric screw driver rotates, it realizes tally function.
7. encoder fixture
By fixed connecting piece, encoder is fixed to screwdriver head front end, in stationary state, can not affects the normal function of bottle opener Torque-adjusting and installation screwdriver head.
Application example bottle opener of the present invention is attacked bottom lock-screw screw, then produces stall signal, and controller detects after stall signal, send reverse signal and make bottle opener reversion, simultaneously driven rotary encoder starts counting, when bottle opener forwards predetermined pulse to and counts, and bottle opener stall.Be that application example of the present invention is realized the preset height of user's pinning by the conversion of umber of pulse and height.
Application example of the present invention can be according to client's requirement, produces automobile door lock, and distance that must tapping 3MM require screw lock in the process of lock rigging screw after, to be convenient to client's assembling.The function of the normal electric screw driver of most, can not the tapping desirable distance requiring, can only control by perception velocities, and inconvenience is inaccurate.The bottle opener of the auto-reverse pinning height of reequiping at former electric screw driver of developing for the above-mentioned application example of this type of situation the present invention, is convenient to produce, and precision high efficiency is high, qualification rate 100%, the highest can the reach ± 0.1mm of precision.
Those skilled in the art can also recognize the various illustrative components, blocks (illustrative logical block) that the embodiment of the present invention is listed, unit, and step can pass through electronic hardware, computer software, or both combinations realize.For the clear replaceability (interchangeability) of showing hardware and software, above-mentioned various illustrative components (illustrative components), unit and step have been described their function generally.Such function is to realize by hardware or software the designing requirement of depending on specific application and whole system.Those skilled in the art can, for every kind of specific application, can make in all sorts of ways and realize described function, but this realization should not be understood to exceed the scope of embodiment of the present invention protection.
Various illustrative logical block described in the embodiment of the present invention, or unit can pass through general processor, digital signal processor, special IC (ASIC), field programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic, discrete hardware components, or the design of above-mentioned any combination realizes or operates described function.General processor can be microprocessor, and alternatively, this general processor can be also any traditional processor, controller, microcontroller or state machine.Processor also can be realized by the combination of calculation element, for example digital signal processor and microprocessor, multi-microprocessor, a Digital Signal Processor Core of one or more microprocessors associating, or any other similarly configuration realize.
Method described in the embodiment of the present invention or the step of algorithm can directly embed hardware, the software module of processor execution or the two combination.Software module can be stored in the storage medium of other arbitrary form in RAM memory, flash memory, ROM memory, eprom memory, eeprom memory, register, hard disk, moveable magnetic disc, CD-ROM or this area.Exemplarily, storage medium can be connected with processor so that processor can be from storage medium reading information, and can deposit write information to storage medium.Alternatively, storage medium can also be integrated in processor.Processor and storage medium can be arranged in ASIC, and ASIC can be arranged in user terminal.Alternatively, processor and storage medium also can be arranged in the different parts in user terminal.
In one or more exemplary designs, the described above-mentioned functions of the embodiment of the present invention can realize in hardware, software, firmware or this three's any combination.If realized in software, these functions can be stored on the medium with computer-readable, or are transmitted on the medium of computer-readable with one or more instructions or code form.Computer-readable medium comprises computer storage medium and is convenient to make to allow computer program transfer to other local telecommunication media from a place.Storage medium can be the useable medium that any general or special computer can access.For example, such computer readable media can include but not limited to RAM, ROM, EEPROM, CD-ROM or other optical disc storage, disk storage or other magnetic storage device, or other anyly can be read by general or special computer or general or special processor the medium of the program code of form with instruction or data structure and other for carrying or storage.In addition, any connection can be suitably defined as computer-readable medium, for example,, if software is by a coaxial cable, fiber optic cables, twisted-pair feeder, Digital Subscriber Line (DSL) or being also comprised in defined computer-readable medium with wireless way for transmittings such as infrared, wireless and microwave from a web-site, server or other remote resource.Described video disc (disk) and disk (disc) comprise Zip disk, radium-shine dish, CD, DVD, floppy disk and Blu-ray Disc, and disk is conventionally with magnetic duplication data, and video disc carries out optical reproduction data with laser conventionally.Above-mentioned combination also can be included in computer-readable medium.
The above-described specific embodiment; object of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only the specific embodiment of the present invention; the protection domain being not intended to limit the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. an adjustable lock screw height electric screw driver, is characterized in that, described adjustable lock screw height electric screw driver comprises: electric screw driver, control module, rotary encoder, wherein:
Described control module, be connected with described rotary encoder with described electric screw driver respectively, for when described electric screw driver is attacked screw to bottom lock-screw and causes described electric screw driver stall, send reverse signal to described electric screw driver and make described electric screw driver reversion, send counting commencing signal to described rotary encoder simultaneously;
Described rotary encoder, is connected with described electric screw driver, for after receiving the counting commencing signal of described control module transmission, controls described electric screw driver and is inverted to preset height.
2. adjustable lock screw height electric screw driver as claimed in claim 1, it is characterized in that, described rotary encoder, be further used for after receiving the counting commencing signal of described control module transmission, the default reversion number of turns corresponding to thread spacing of controlling after described electric screw driver regulates according to pitch regulator is inverted to described preset height corresponding to the described default reversion number of turns.
3. adjustable lock screw height electric screw driver as claimed in claim 2, it is characterized in that, described rotary encoder comprises photoelectric rotary coder, described photoelectric rotary coder is for after receiving the counting commencing signal of described control module transmission, convert the mechanical quantity of output shaft to corresponding electric pulse with digital output, with the default reversion number of turns corresponding to thread spacing of controlling after described electric screw driver regulates according to pitch regulator, be inverted to described preset height corresponding to the described default reversion number of turns.
4. adjustable lock screw height electric screw driver as claimed in claim 1, is characterized in that, described adjustable lock screw height electric screw driver also comprises:
One fixed connecting piece, is fixed to described electric bottle opener head front end by this fixed connecting piece by described rotary encoder.
5. adjustable lock screw height electric screw driver as claimed in claim 1, is characterized in that, described adjustable lock screw height electric screw driver also comprises a forward-reverse switch:
Described rotary encoder, is further used for, after receiving the counting commencing signal of described control module transmission, utilizing described forward-reverse switch to control described electric screw driver and being inverted to preset height.
6. a method of work for adjustable lock screw height electric screw driver, is characterized in that, described adjustable lock screw height electric screw driver comprises: electric screw driver, control module, rotary encoder, and the method for work of described adjustable lock screw height electric screw driver comprises:
When described electric screw driver is attacked screw to bottom lock-screw and causes described electric screw driver stall, by the control module being connected with described electric screw driver, to described electric screw driver, send reverse signal described electric screw driver is reversed, send counting commencing signal to described rotary encoder simultaneously;
When described rotary encoder receives after the counting commencing signal of described control module transmission, control described electric screw driver and be inverted to preset height.
7. the method for work of adjustable lock screw height electric screw driver as claimed in claim 6, is characterized in that, describedly receives after the counting commencing signal that described control module sends when described rotary encoder, controls described electric screw driver and is inverted to preset height, comprising:
When described rotary encoder receives after the counting commencing signal of described control module transmission, the default reversion number of turns corresponding to thread spacing of controlling after described electric screw driver regulates according to pitch regulator is inverted to described preset height corresponding to the described default reversion number of turns.
8. the method for work of adjustable lock screw height electric screw driver as claimed in claim 7, it is characterized in that, described rotary encoder comprises photoelectric rotary coder, describedly receive after the counting commencing signal that described control module sends when described rotary encoder, the default reversion number of turns corresponding to thread spacing of controlling after described electric screw driver regulates according to pitch regulator is inverted to described preset height corresponding to the described default reversion number of turns, comprising:
When described photoelectric rotary coder receives after the counting commencing signal of described control module transmission, convert the mechanical quantity of output shaft to corresponding electric pulse with digital output, with the default reversion number of turns corresponding to thread spacing of controlling after described electric screw driver regulates according to pitch regulator, be inverted to described preset height corresponding to the described default reversion number of turns.
9. the method for work of adjustable lock screw height electric screw driver as claimed in claim 6, is characterized in that, the method for work of described adjustable lock screw height electric screw driver also comprises:
By a fixed connecting piece, described rotary encoder is fixed to described electric bottle opener head front end.
10. the method for work of adjustable lock screw height electric screw driver as claimed in claim 6, is characterized in that, describedly receives after the counting commencing signal that described control module sends when described rotary encoder, controls described electric screw driver and is inverted to preset height, comprising:
When described rotary encoder receives after the counting commencing signal of described control module transmission, utilize a forward-reverse switch to control described electric screw driver and be inverted to preset height.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210251405.3A CN103567938B (en) | 2012-07-19 | 2012-07-19 | A kind of adjustable lock screw height electric screw driver and method of work thereof |
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|---|---|---|---|
| CN201210251405.3A CN103567938B (en) | 2012-07-19 | 2012-07-19 | A kind of adjustable lock screw height electric screw driver and method of work thereof |
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| CN103567938A true CN103567938A (en) | 2014-02-12 |
| CN103567938B CN103567938B (en) | 2015-10-28 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104299030A (en) * | 2014-09-25 | 2015-01-21 | 柳州裕信方盛汽车饰件有限公司 | Pneumatic screw driver counter and counting method thereof |
| EP3085311A3 (en) * | 2015-04-21 | 2017-01-04 | Oticon Medical A/S | Indicator for installing a medical device |
| CN109048754A (en) * | 2018-10-18 | 2018-12-21 | 上海安字实业有限公司 | The electronic nut riveting tool of stroke and staking power multi-gear adjustable |
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| CN202716204U (en) * | 2012-07-19 | 2013-02-06 | 盈佳科技(长春)有限公司 | Electric screw driver capable of adjusting height of locking screw |
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| US20040189232A1 (en) * | 2003-03-31 | 2004-09-30 | Cho Yong Ki | Apparatus for monitoring electric motor screw driver system |
| JP2010517804A (en) * | 2007-02-16 | 2010-05-27 | ▲そ▼州宝▲し▼得▲でん▼▲どう▼工具有限公司 | Electric tool control method and electric tool for executing the same |
| JP2011525844A (en) * | 2008-06-26 | 2011-09-29 | ウェイン・アンダーソン | Medical driver device whose depth is controllable and measurable and method of using the same |
| CN101664910A (en) * | 2008-09-05 | 2010-03-10 | 深圳易拓科技有限公司 | Screw driver |
| CN202716204U (en) * | 2012-07-19 | 2013-02-06 | 盈佳科技(长春)有限公司 | Electric screw driver capable of adjusting height of locking screw |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104299030A (en) * | 2014-09-25 | 2015-01-21 | 柳州裕信方盛汽车饰件有限公司 | Pneumatic screw driver counter and counting method thereof |
| CN104299030B (en) * | 2014-09-25 | 2017-10-13 | 柳州裕信方盛汽车饰件有限公司 | Pneumatic screw driver counter and its method of counting |
| EP3085311A3 (en) * | 2015-04-21 | 2017-01-04 | Oticon Medical A/S | Indicator for installing a medical device |
| CN109048754A (en) * | 2018-10-18 | 2018-12-21 | 上海安字实业有限公司 | The electronic nut riveting tool of stroke and staking power multi-gear adjustable |
| CN109048754B (en) * | 2018-10-18 | 2020-07-31 | 上海安字实业有限公司 | Electric nut riveting tool with adjustable stroke and pull riveting force |
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|---|---|
| CN103567938B (en) | 2015-10-28 |
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