CN106312894A - Electric tightening and loosening device for tailstock of digital wiring unit and method - Google Patents
Electric tightening and loosening device for tailstock of digital wiring unit and method Download PDFInfo
- Publication number
- CN106312894A CN106312894A CN201610929054.5A CN201610929054A CN106312894A CN 106312894 A CN106312894 A CN 106312894A CN 201610929054 A CN201610929054 A CN 201610929054A CN 106312894 A CN106312894 A CN 106312894A
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- Prior art keywords
- tailstock
- chuck
- joins
- clamping
- rotating
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Classifications
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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
- B25B21/002—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose for special purposes
-
- 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
- B25F5/001—Gearings, speed selectors, clutches or the like specially adapted for rotary tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing Of Electrical Connectors (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses an electric tightening and loosening device for a tailstock of a digital wiring unit and a method. The device is mainly included and comprises a clamping mechanism and a rotating driving mechanism; the clamping mechanism comprises a chuck; multiple rubber wheel rotating shafts are evenly distributed on and surround the chuck; rubber wheels are mounted in positions, extending out of the chuck, of front ends of the rubber wheel rotating shafts; back ends of the rubber wheel rotating shafts are connected with shaft sleeves rotationally arranged on an end cover; the rotating driving mechanism comprises a motor; an output shaft of the motor is connected with a gear transmission mechanism; and an output shaft of the gear transmission mechanism is connected with the shaft sleeves. With the device, the rotating shafts and the rubber wheels are driven by the motor to rotate, and the tailstock of the digital wiring unit is tightened and dismounted rapidly under the effect of the clamping force of the chuck.
Description
Technical field
The present invention relates to electric tool, especially DDF (cabinet) in power communication machine room, operators communication machine room
Digital wiring unit tailstock Quick fastening, the electric tool of dismounting.
Background technology
DDF (cabinet) is the signal wiring between communication equipment and conversion, and main distribution module is digital wiring
Unit, as it is shown in figure 1, digital wiring unit is mainly by parts groups such as panel, five sets of L9, conductive plate, earth lead, solid cable framves
Become；L9 five set is made up of Y type head, bilateral, tailstock.Owing to the spacing of the digital units of every system is closer, all coaxial lines
Cable wiring is inconvenient, after coaxial cable welds with tail pipe or crimps well, when tightening by hand tailstock, owing to space is little, it is impossible to twist
Tightly, or during stubborn tailstock, hands encounters the Y type head on side, causes personal injury；Some power communication machine rooms do not twist tailstock, after
Continuous imprudence is encountered cable and is easily got loose, additionally time length, owing to coaxial bilateral connector surface is gold-plated, and the easy oxygen of ingress of air
Change and contact dust, influence whether the internal and external conductor loss in later stage.
Although During Construction of Energy Room personnel know installation, dismounting digital units tailstock difficulty, and develop some about numeral
The installation of unit tailstock, extracting tool, there is Railway Project in existing instrument: 1), due on tailstock with welding cable, welding
Point is weaker, and touching easily gets loose, and the state after existing aid does not accounts for tail pipe welding cable carries out degree of tightness rotation
Turn, coaxial cable can be damaged；2) similarly, since the installation site between the existence of coaxial cable, and each tailstock is very near,
Common aid the number of coaxial cable good for welding (or crimping) can not be joined unit tailstock carry out 360 ° of rotations tighten or
Person unscrews, and at most can only rotate and easily tie a knot between 180 ° (cable is easily wrapped on instrument, causes cable to damage) and coaxial cable,
Therefore practicality is the highest；3), owing to 2M seat end to end is easily screwed on (not having locating part) by general electronic parbuckle screw cutter, it is unfavorable for
Later maintenance；4), due to common aid inefficiency, spend the time long, so can make the coaxial bilateral in tailstock
Adapter aoxidizes, and affects the internal and external conductor loss in later stage.
Electric power just builds backbone communications at spread overwide areas at present, and DDF (cabinet) consumption of communications equipment room also can
A lot, there are currently no the specific purpose tool of a applicable quick degree of tightness of digital wiring unit tailstock, cause the most not to workmen
Just, its work efficiency is low.
Summary of the invention
The technical problem to be solved is to provide a kind of number and joins the electronic take-up of unit tailstock and method, it is achieved
Digital wiring unit tailstock Quick fastening and dismounting, it is to avoid tailstock screws on and minimum to the injury of cable, reduce coaxial bilateral even
Connect device oxidation, improve the service life of equipment.
For solving above-mentioned technical problem, the technical solution adopted in the present invention is:
A kind of number joins the electronic take-up of unit tailstock, including clamping and rotating system and drive mechanism, described clamping and rotating system
Including clamping governor motion and rotating mechanism, described clamping governor motion includes outer sleeve, and described outer sleeve at least has one
Bar the first notch；The chuck be provided with expansible in outer sleeve, tightening, described chuck is the hollow knot adapted with tailstock outside dimension
Structure, collet front sidewall is uniform, and to be surrounded with multiple second notch, the first notch and the second notch the most right；Chuck front end is by spacing
Dish location, spacing, chuck, rear end carries out chuck opening dash adjustment by bolster；Described rotating mechanism includes uniform cincture
Multiple rotating shafts on chuck, each rotating shaft front end is stretched out position-arresting disk position and is provided with runner, each rotating shaft rear end and axle sleeve even
Connecing, axle sleeve is rotatably disposed on the first end cap；Described drive mechanism includes motorized motions main body, motorized motions main body output shaft
Being connected with gear drive, the output shaft of gear drive is connected with axle sleeve.
Described bolster includes the locating part being slidably connected with chuck, and locating part is cased with spring, spring one end and chuck
Connect, the other end is connected with locating part.
Described rotating shaft is three, and side, rotating shaft two ends is made up of arcwall face and plane.Thus can prevent rotating shaft and runner
Or axle sleeve connection procedure occurs diametrically rotate.
Described chuck front end is thick, rear end thin, and the hollow structure of chuck is for fit mutually with tailstock rear end shell length and external diameter
The hole answered.So can realize clamping the regulation of opening in telescopic process, it is achieved clamping tailstock, hollow structure is and tailstock
The hole that rear end shell length and external diameter adapt, so can conveniently fix tailstock rear end, and tailstock front end is positioned at multiple runner
Center, so can realize the turn of tailstock front end, and rear end is fixed, and reduces the damage to cable.
Described gear drive includes being arranged on driving gear, and driving gear engages with multiple driven gears, driven tooth
The output shaft of wheel is connected with axle sleeve.Thus can realize passing to speed and moment multiple runner, and then realize by runner band
Dynamic tailstock unscrews or screws.
The gear ratio of described gear drive is less than 1.So can realize speedup, improve turn efficiency.
Described runner is rubber wheel and and rotating shaft clamping.So, convenient dismounting, replacing.
Described rubber wheel is provided with anti-skidding projection.So, it is possible to increase frictional force.
A kind of utilize number to join the method that the electronic take-up of unit tailstock carries out degree of tightness, it is characterised in that: specifically include with
Lower step:
1), with runner clamping number and join the nut of tailstock, coaxial cable passes from the breach of chuck and outer sleeve.
2), suitably touching electric rotation shaft handle, such spring can be pressed down, drives chuck to shrink, it is achieved clamping.
3), starting motorized motions main body, driven by rotating wheel number joins tailstock dextrorotation or derotation, so can fast tighten number and join tail
Seat.
One number of the present invention joins the electronic take-up of unit tailstock, has following technical effect that
1), by arranging adjustable clamping governor motion and electronic rotation mechanism, chuck is utilized to realize tailstock tail sleeve is determined
Position, utilize just to the first notch and the second notch cable is drawn naturally, utilize the driven by rotating wheel tailstock front end of motorized motions
Nut rotation, it is ensured that simply number joins the rotation of unit tailstock front end nut, and rear portion maintains static, and is turned by the 3 of front end little runners
Dynamic, utilize friction to drive number to join unit tailstock front end nut and rotate, cable is not tightened unscrewing action to 360 ° and is had a negative impact,
Thus 360 ° of rotations can be carried out and tighten or unscrew operation, i.e. solve digital wiring unit tailstock Quick fastening and dismounting is asked
Topic, improves working performance, and then also avoids because coaxial bilateral connector surface is gold-plated, and ingress of air easily aoxidizes and contacts ash
Dirt, affects the internal and external conductor loss in later stage；, being also prevented from rotation process, cable and instrument are wound around or twine between cable meanwhile
Around causing weld damage, getting loose, affect quality.
2), by arranging multiple runners of band rubber, for traditional electric screw driver, it is right to be possible not only to realize
Various sizes of tailstock or screw are adjusted, and owing to frictional force when runner clamps with tailstock, moment of friction are limited, will not
2M seat end to end screws on, and facilitates subsequent maintenance to manage.
3), simple in construction, compact；It is economical convenient, within a whole set of number joins tailstock electronic take-up cost 150 yuan.
Accompanying drawing explanation
The invention will be further described with embodiment below in conjunction with the accompanying drawings:
Fig. 1 is the schematic diagram needing number to be mounted to join unit (20 system) in the present invention.
Fig. 2 is the schematic diagram of the present invention.
Fig. 3 is the schematic diagram of clamping and rotating system in the present invention.
Fig. 4 is the schematic internal view of clamping and rotating system in the present invention.
Fig. 5 is the overall schematic of the present invention.
Fig. 6 is the schematic diagram of chuck in the present invention.
In figure: outer sleeve 1, chuck 2, position-arresting disk 3, rotating shaft 4, runner 5, axle sleeve 6, the first end cap 7, gear drive
8, the first notch 9, the second notch 10, locating part 11, spring 12, driving gear 13, driven gear 14, motorized motions main body 15,
Gear end cap 16.
Detailed description of the invention
As shown in figures 2-6, a kind of number joins the electronic take-up of unit tailstock, including clamping and rotating system and drive mechanism,
Described clamping and rotating system includes clamping governor motion and rotating mechanism, and described clamping governor motion includes outer sleeve 1, outer sleeve
The chuck 2 be provided with expansible in 1, tightening, is hollow structure in chuck 2, is provided with the hole adapted with tailstock rear end tail sleeve, in rotation
Pine or when screwing, it is achieved location and the initial alignment to tailstock tail sleeve, it is ensured that tail sleeve and rear end cable after weld formation is being installed
Or unloading process will not arbitrarily twist, it is to avoid cable gets loose, and reduces the possibility scrapped.Chuck 2 front end is thick, rear end thin, and folder
2 anterior sidewall is uniform is surrounded with multiple second notch 10, the most whole chuck just constitute one tailstock is clamped grab
Hands structure, can realize opening from large to small during movable relative to outer sleeve 1, and cable is conveniently drawn by the second notch
Going out, by using gradually clamping to coordinate with running line, so ensure in clamping process, minimizing chuck is straight with tailstock all parts
Connecing collision, (being the most all welded on tailstock due to cable, welding position is strong to reduce the cable infringement in the starting stage
Spending relatively low, collision process is easily caused and gets loose).
Chuck 2 front end is provided with position-arresting disk 3, and position-arresting disk 3 reaches outside outer sleeve 1, and chuck is extended or retracted relative to outer sleeve
Time, spacing by position-arresting disk, unscrew or in screwing operations at tailstock meanwhile, position-arresting disk also acts as the location to tailstock top nut
Effect.In order to make the fast quick-detach of tailstock, being cased with rotating shaft 4 on each position-arresting disk 3, position-arresting disk 3 position is stretched out in each rotating shaft 4 front end
Being provided with runner 5, runner 5 uses quality of rubber materials, it is possible to increase frictional force, clamping force, and fast and easy selects, and the most also reduces tail
The damage of seat.In the middle part of each rotating shaft 4, locating slot sliding contact, rear end with chuck 2 are connected with axle sleeve 6, the rotatable setting of axle sleeve 6
On the first end cap 7, so when drive mechanism drives each runner 5 to rotate, runner 5 drives tailstock front end nut to rotate, real
Now fast quick-detach or installation, so can improve digital wiring unit tailstock degree of tightness working performance.
The electronic winding device of plain bolt screw also can realize turn clamping, and general termination is polygon screw interface,
Easily screwing on (not having locating part) in general device installation process, this is unfavorable for that maintenance and later maintenance work.And use here
Multiple rubber runners, utilize the frictional force of rubber runner to drive tailstock tailstock front end nut to rotate, due to the friction of rubber runner
The moment that tailstock front end nut is produced by power is certain and limited, and after screwing, the stiction of rubber runner is converted into dynamic
Frictional force, rotates relative to tailstock, and such tailstock is avoided screwing on, and facilitates later maintenance to work.
In order to regulate the stroke of chuck, and adjustable clamp tightness and be unlikely to damage tailstock cable, rotating shaft 4 and position-arresting disk 3
It is slidably connected, and is positioned by the alignment pin of one end.And the other end of chuck 2 is provided with locating part 11, locating part 11 is interior six
Angle cheese head screw M5*25, interior hexagonal round head screw M5*25 are connected through spring 12 with chuck 1, and the length of spring is more than interior hexagonal
The installation length of cheese head screw, such spring can be as bolster, and interior hexagonal round head screw can be as locating part, according to actual need
, in regulation, the relative length of hexagonal round head screw, so can carry out corresponding to the distance between locating part 11 to the first end cap
Adjustment, thus adjust the indent of chuck, and then the stroke of regulation chuck and clamping degree.When tailstock housing is positioned in chuck
Time in hollow structure, one hand quickly promotes forward, and chuck indentation in axle sleeve 6, owing to outer sleeve is straight tube, and chuck is taper
Structure, chuck front end bore reduces, and drives runner 5 to draw close to center, it is achieved the Quick-clamped of tailstock, relative to conventional threads
For regulation chuck opening, this device utilizes outer sleeve to limit transverse opening, position-arresting disk limits longitudinal stroke, and locating part regulation is slow
Rush three to coordinate, it is achieved slidable adjustment, one-hand operation, simple and convenient and quick.
Described drive mechanism includes that motorized motions main body 15, motorized motions main body 15 use general electric screw driver to remove cutter
Main part (being inside provided with the drive mechanisms such as motor, owing to this is existing mature technology, do not repeat one by one at this) after Tou, will
The position installing cutter head is connected with the rotating shaft on gear end cap 16 by shaft coupling, thus drives the gear drive of front end to transport
Dynamic.Owing to driving front-end and back-end dismounting more convenient, for the tailstock of different size, different clamping whirlers also can be designed
Structure, carries out supporting installation exercise.Driving gear, driving gear and the three of surrounding are installed in the rotating shaft on described gear end cap 16
Individual little driven gear engages, and the output shaft of three little driven gears is connected with axle sleeve 4.So drive tooth by motorized motions main body
Wheel rotates, and power is transferred in axle sleeve, rubber wheel rotating shaft and rotating shaft by gear successively, and rubber wheel clamps and drive number to join tailstock rotation
Turn, thus loose unloading or screw this number and join tailstock.
The position of first notch 9, the position of the first notch 9 and the second notch 10 is at least had on described outer sleeve 1
Relatively.Thus structure, can draw cable, it is to avoid coaxial cable knotting or crush injury during turn.
Described gear drive 8 includes being arranged on driving gear 13, and driving gear 13 engages with three driven gears 14,
The output shaft of driven gear 14 is connected with axle sleeve 6.The gear ratio of described gear drive 8 is less than 1.Can be right by gear drive
Power carries out being grouped transmission, so meets the actual demand of this instrument, the most also scalable transmission speed size.
A kind of number joins unit tailstock electronic degree of tightness method, specifically includes following steps:
1), all parts complete by figure assembling, debug errorless after, clamping number with multiple rubber wheels, to join tailstock anterior, and number joins tail
Seat rear portion is positioned in chuck hollow structure, and number is joined the coaxial cable of tailstock end and passed from the breach of chuck.
2), suitably touching electric rotation shaft handle (motorized motions main body), such spring can be pressed down, drives chuck to shrink, folder
Head can drive rubber wheel clamping number to join tailstock, thus joins the rotation of unit tailstock front end nut for realizing number, and rear portion maintains static and carries
For the support in structure.
3), by electronic handle regulation to 2 grades or 3 grades of rotating speeds, turn to clockwise, open motor switch, utilize turning of roller
Move and can realize 360 degree of rotations and cable will not be caused damage, do not result in and screw on, tightened number quickly and easily and joined tail
Seat；When pole changer being allocated to counter-clockwise position, tailstock can be joined by this number of loose unloading.
Claims (9)
1. a number joins the electronic take-up of unit tailstock, it is characterised in that: include clamping and rotating system and drive mechanism, described
Clamping and rotating system includes clamping governor motion and rotating mechanism, and described clamping governor motion includes outer sleeve (1), described overcoat
First notch (9) is at least had on cylinder (1)；The chuck (2) that outer sleeve is provided with expansible in (1), tightens, described chuck
(2) for the hollow structure that adapts with tailstock outside dimension, chuck (2) is anterior, and sidewall is uniform is surrounded with multiple second notch (10),
First notch (9) is the most right with the second notch (10)；Chuck (2) front end by position-arresting disk (3) position, spacing, chuck (2) rear end lead to
Cross bolster and carry out chuck (2) opening dash adjustment；Described rotating mechanism includes the uniform multiple rotating shafts being looped around on chuck (1)
(4), each rotating shaft (4) front end is stretched out position-arresting disk (3) position and is provided with runner (5), and each rotating shaft (4) rear end is with axle sleeve (6) even
Connecing, axle sleeve (6) is rotatably disposed on the first end cap (7)；Described drive mechanism includes motorized motions main body (15), motorized motions
Main body (15) output shaft is connected with gear drive (8), and the output shaft of gear drive (8) is connected with axle sleeve (6).
A kind of number the most according to claim 1 joins the electronic take-up of unit tailstock, it is characterised in that: described bolster bag
Include the locating part (11) being slidably connected with chuck (2), locating part (11) is cased with spring (12), spring (12) one end and chuck
(2) connect, the other end is connected with locating part (11).
A kind of number the most according to claim 1 joins the electronic take-up of unit tailstock, it is characterised in that: described rotating shaft (4)
It is three, and side, rotating shaft two ends is made up of arcwall face and plane.
A kind of number the most according to claim 1 joins the electronic take-up of unit tailstock, it is characterised in that: described chuck (2)
Front end is thick, rear end is thin, and the hollow structure of chuck (2) is the hole adapted with tailstock rear end shell length and external diameter.
A kind of number the most according to claim 1 joins the electronic take-up of unit tailstock, it is characterised in that: described gear drive
Mechanism (8) includes being arranged on driving gear (13), and driving gear (13) engages with multiple driven gears (14), driven gear (14)
Output shaft be connected with axle sleeve (6).
A kind of number the most according to claim 5 joins the electronic take-up of unit tailstock, it is characterised in that: described gear drive
The gear ratio of mechanism (8) is less than 1.
A kind of number the most according to claim 1 joins the electronic take-up of unit tailstock, it is characterised in that: described runner (5)
For rubber wheel and and rotating shaft clamping.
A kind of number the most according to claim 7 joins the electronic take-up of unit tailstock, it is characterised in that: on described rubber wheel
It is provided with anti-skidding projection.
9. the one used described in claim 1-8 any one utilizes number to join the electronic take-up of unit tailstock to carry out pine
Tight method, it is characterised in that: specifically include following steps:
1), with runner clamping number and join the nut of tailstock, coaxial cable is worn from the breach of chuck and outer sleeve；
2), suitably touching electric rotation shaft handle, such spring can be pressed down, drives chuck to shrink, it is achieved clamping；
3), starting motorized motions main body, driven by rotating wheel number joins tailstock dextrorotation or derotation, so can fast tighten number and join tailstock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610929054.5A CN106312894B (en) | 2016-10-31 | 2016-10-31 | A kind of number matches somebody with somebody the electronic take-up of unit tailstock and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610929054.5A CN106312894B (en) | 2016-10-31 | 2016-10-31 | A kind of number matches somebody with somebody the electronic take-up of unit tailstock and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106312894A true CN106312894A (en) | 2017-01-11 |
| CN106312894B CN106312894B (en) | 2018-01-05 |
Family
ID=57818250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610929054.5A Active CN106312894B (en) | 2016-10-31 | 2016-10-31 | A kind of number matches somebody with somebody the electronic take-up of unit tailstock and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106312894B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110561096A (en) * | 2019-08-21 | 2019-12-13 | 新能量科技股份有限公司 | Numerical distribution unit electric screwdriver and method for loosening and tightening |
| SE2050011A1 (en) * | 2020-01-13 | 2020-12-11 | Scania Cv Ab | Nut driver device and a method of tightening nuts |
| US20210078154A1 (en) * | 2019-09-12 | 2021-03-18 | Makita Corporation | Working machine |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5392671A (en) * | 1993-11-29 | 1995-02-28 | Hazzard; William M. | Power-driven wrench apparatus |
| US5415065A (en) * | 1992-06-02 | 1995-05-16 | Mcmills; Corey J. | Hand tool with torque sleeve for limiting installation torque |
| JP2004034260A (en) * | 2002-07-05 | 2004-02-05 | Hiromasa Oshiro | Tool for fastening screwing member such as nut |
| CN101797733A (en) * | 2010-02-03 | 2010-08-11 | 江苏爱康太阳能科技有限公司 | Tool capable of automatically turning nut |
| US20100282030A1 (en) * | 2009-05-11 | 2010-11-11 | Youtsey Timothy L | Tool for installing and removing male F-type coaxial cable connector |
| US9027446B1 (en) * | 2013-01-16 | 2015-05-12 | Scientific Components Corporation | Wrench adaptor |
| CN105345752A (en) * | 2015-12-01 | 2016-02-24 | 国家电网公司 | 2M terminal disassembly device of digital wiring unit |
| CN105958305A (en) * | 2016-06-30 | 2016-09-21 | 国网福建省电力有限公司 | Auxiliary loosening and tightening tool for terminals |
-
2016
- 2016-10-31 CN CN201610929054.5A patent/CN106312894B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5415065A (en) * | 1992-06-02 | 1995-05-16 | Mcmills; Corey J. | Hand tool with torque sleeve for limiting installation torque |
| US5392671A (en) * | 1993-11-29 | 1995-02-28 | Hazzard; William M. | Power-driven wrench apparatus |
| JP2004034260A (en) * | 2002-07-05 | 2004-02-05 | Hiromasa Oshiro | Tool for fastening screwing member such as nut |
| US20100282030A1 (en) * | 2009-05-11 | 2010-11-11 | Youtsey Timothy L | Tool for installing and removing male F-type coaxial cable connector |
| CN101797733A (en) * | 2010-02-03 | 2010-08-11 | 江苏爱康太阳能科技有限公司 | Tool capable of automatically turning nut |
| US9027446B1 (en) * | 2013-01-16 | 2015-05-12 | Scientific Components Corporation | Wrench adaptor |
| CN105345752A (en) * | 2015-12-01 | 2016-02-24 | 国家电网公司 | 2M terminal disassembly device of digital wiring unit |
| CN105958305A (en) * | 2016-06-30 | 2016-09-21 | 国网福建省电力有限公司 | Auxiliary loosening and tightening tool for terminals |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110561096A (en) * | 2019-08-21 | 2019-12-13 | 新能量科技股份有限公司 | Numerical distribution unit electric screwdriver and method for loosening and tightening |
| US20210078154A1 (en) * | 2019-09-12 | 2021-03-18 | Makita Corporation | Working machine |
| US11707829B2 (en) * | 2019-09-12 | 2023-07-25 | Makita Corporation | Working machine including speed increaser and speed reducer |
| SE2050011A1 (en) * | 2020-01-13 | 2020-12-11 | Scania Cv Ab | Nut driver device and a method of tightening nuts |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106312894B (en) | 2018-01-05 |
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