CN108436816A - A kind of electric wrench automatically adjusting bore - Google Patents
A kind of electric wrench automatically adjusting bore Download PDFInfo
- Publication number
- CN108436816A CN108436816A CN201810585958.XA CN201810585958A CN108436816A CN 108436816 A CN108436816 A CN 108436816A CN 201810585958 A CN201810585958 A CN 201810585958A CN 108436816 A CN108436816 A CN 108436816A
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- China
- Prior art keywords
- latch
- bore
- electric wrench
- end cover
- transmission tooth
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- 230000005540 biological transmission Effects 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000001276 controlling effect Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 230000008054 signal transmission Effects 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/10—Spanners; Wrenches with adjustable jaws
- B25B13/12—Spanners; Wrenches with adjustable jaws the jaws being slidable
-
- 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
- B25B13/00—Spanners; Wrenches
- B25B13/58—Jaw attachments
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention discloses a kind of electric wrenches automatically adjusting bore, are related to power tools technology field, including：Upper end cover, bottom end cover and handle portion, upper end cover include driving device, several transmission tooth posts and upper cover plate, and driving device and transmission tooth post are arranged on upper cover plate, and driving device engages with transmission tooth post and drives transmission tooth post rotation；Bottom end cover includes cradle portion and rotation clamping section, is rotated on clamping section around several latch are equipped with, and corresponding adjusting rod is fixed on each latch, and adjusting rod can be engaged with transmission tooth post；Handle portion is arranged on the outside of cradle portion, and upper end cover is fixed on bottom end cover, and control device is additionally provided on handle portion, and pressure information is passed to control device by pressure sensor, and control device adjusts the position of latch according to pressure information；The present invention directly drives the synchronous rotary of several transmission tooth posts by driving device, and to realize the synchronous adjustment locking to adjusting rod, the bore to complete electric wrench automatically adjusts.
Description
Technical field
The present invention relates to power tools technology field, especially a kind of electric wrench automatically adjusting bore.
Background technology
In our lives usually or in industrial design, it would be desirable to the bolt or nut of different dimensions
It is installed and is dismantled, if using solid wrench, need the spanner for having different caliber sizes, carrying is heavy, inconvenient for use；Electricity
Wrench refers to the electric tool for tightening and unscrewing bolt and nut, is a kind of tool for tightening high-strength bolt.For steel knot
Structure bridge, factory building, chemical industry, generating equipment install first stubborn, the whole stubborn and torque-shear type height of high-strength bolt with large hexagon bea construction
The first of strength bolts twists, and has the occasion of strict demand to the torque or axial force of bolt fastener；Electric wrench is to compare
Common tool can encounter many different nuts in use, this just needs to match different spanners, so using
When need to carry different types of spanner, use is not simple and convenient enough.
A kind of electric wrench as disclosed in Chinese invention patent CN106965119A, including shell, bolt headgear and motor,
Motor is fixed on shell, and bolt head set is taken bolt for being connected to, and further includes being connected between bolt headgear and motor
Changeover mechanism with cylindrical pair and planetary gear pair realizes that the distance between bolt headgear and motor are adjusted by changeover mechanism
And rotation connection, changeover mechanism include two planet carriers, three right angles turn, three planetary gears, a centre wheel and an internal tooth
Circle；A kind of electric wrench of the present invention is complicated, and cannot be adapted to the nut of different size.
For another example a kind of Novel electric wrench adjusted convenient for bore, packet disclosed in Chinese invention patent CN 106378739A
The wrench body that can twist bolt or nut, the handle being connect with wrench body are included, wrench body includes push rod, pedestal, adjusting
The transmission mechanism of pushrod movement；It is provided in the vertical side of pedestal and connects with push rod screw thread with the one-to-one screw hole of push rod, screw hole
It connects, transmission mechanism includes generating electrically driven (operated) control system, by control system, transmission mechanism is made to drive push rod rotation, push rod
It is rotationally advancing under the cooperation of screw hole；The electric wrench of the present invention cannot realize strength self-locking by bore again after adjusting, ensure nut
Stabilization during twisting, while being easy to damage nut surface.
Invention content
One, technical problems to be solved
The problem to be solved in the present invention is in view of the drawbacks of the prior art, it is automatic in bore adjusting to solve electric wrench
Change problem, while also solving and adjusting the upper existing problem not high enough to six side pressure homogeneity of nut in bore,
And it also solves the automatic of the electric wrench that can automatically adjust bore and screws problem.
Two, technical solution
In order to solve the above technical problems, the present invention provides a kind of electric wrench automatically adjusting bore, including：Upper end
Lid, bottom end cover and handle portion, upper end cover include driving device, several transmission tooth posts and upper cover plate, driving device and are driven tooth post
It is arranged on upper cover plate, driving device engages with transmission tooth post top and drives transmission tooth post rotation；
Bottom end cover includes cradle portion and rotation clamping section, rotates and is surround on clamping section equipped with several latch, each to lock
Corresponding adjusting rod is fixed on plate, adjusting rod can be engaged with transmission tooth post lower part, by the rotational movement for being driven tooth post
Adjusting rod carries out straight line rotation, and to adjust the position of latch, latch is equipped with pressure sensor, and pressure sensor is used for
Detect the pressure signal on latch；
Handle portion is arranged on the outside of cradle portion, and upper end cover is fixed on bottom end cover, and control device is additionally provided on handle portion, pressure
For force snesor by pressure signal transmission to control device, control device adjusts the position of latch according to pressure signal.
Wherein, tooth post, latch and adjusting rod are driven and are respectively provided with 6, and corresponded, the shape that 6 latch surround
Shape is regular hexagon.
Wherein, handle portion is strip, and handle portion is additionally provided with non-slip texture.
Wherein, range sensor is additionally provided on latch, range sensor is used to measure the ruler of electric wrench institute nutting
It is very little.
Wherein, control device includes display device, switching device and regulating device, and display device is for showing nut ruler
Very little and latch pressure value, switching device are used to control the switch of electric wrench, and regulating device is for controlling latch pair
The coupling mechanism force of nut.
Wherein, transmission tooth post coordinates with adjusting rod for turbine and worm.
Wherein, it is fixed using welding manner between latch and adjusting rod.
Wherein, latch is equipped with concave convex texture with nut contact surface.
Wherein, driving device provides power by wheel hub motor, and wheel hub motor outer ring periphery is equipped with gear.
Three, advantageous effect
Compared with prior art, a kind of electric wrench automatically adjusting bore provided by the invention, passes through driving device
The synchronous rotary for directly driving several transmission tooth posts, to realize the synchronous adjustment locking to adjusting rod, to complete electric wrench
Bore automatically adjusts；The setting compressed simultaneously by 6 sides, can be suitably used for hex nut screws work, is matched by turbine and worm
Conjunction realizes good self-locking effect so that can guarantee after bore regulates has lasting locking to the nut to be screwed
Power；And it can be realized to the real time monitoring of spanner and institute's screw on nut parameter by control device, be contacted with nut in latch
The concave convex texture of surface setting, can effectively reinforce coupling mechanism force of the latch to nut.
Description of the drawings
Fig. 1 is the explosive view for the electric wrench that the present invention can automatically adjust bore；
Fig. 2 is the bottom end cover and handle portion stereogram for the electric wrench that the present invention can automatically adjust bore；
Fig. 3 is the schematic diagram for the electric wrench that the present invention can automatically adjust bore；
In figure：1 is upper end cover；2 be bottom end cover；3 be handle portion；4 be driving device；5 be transmission tooth post；6 be upper cover plate；
7 be cradle portion；9 be rotation clamping section；12 devices in order to control；13 be latch；14 be adjusting rod.
Specific implementation mode
With reference to the accompanying drawings and examples, the specific implementation mode of the present invention is described in further detail.Implement below
Example cannot be used for limiting the scope of the invention for illustrating the present invention.
Embodiment 1：
A kind of electric wrench automatically adjusting bore of the embodiment of the present invention, as shown in Figure 1, Figure 2 and Figure 3, including：On
End cap 1, bottom end cover 2 and handle portion 3, upper end cover 1 include 4,6 transmission tooth posts 5 of driving device and upper cover plate 6,4 He of driving device
It is driven tooth post 5 to be arranged on upper cover plate 6, driving device 4 engages with transmission tooth post 5 and transmission tooth post 5 is driven to rotate, and drives at this time
The gear that 4 outer ring of device is equipped with transmission 5 outside tooth post of tooth post is meshed drives, it can be achieved that being driven the synchronous of tooth post 5 to 6,
With good consistency, driving device 4 directly provides power by wheel hub motor, and operating characteristics is excellent, and control is got up more
It is simple and efficient；
As shown in Figure 1, bottom end cover 2 includes cradle portion 7 and rotation clamping section 9, rotation clamping section 9 is fixed in cradle portion 7；
It rotates on clamping section 9 around 6 latch, 13,6 latch 13 are equipped in regular hexagon design, corresponds to six sides of nut
Face is fixed with corresponding adjusting rod 14 on each latch 13；And welding manner is used between latch 13 and adjusting rod 14
It is fixed, it is fixed up solid and reliable, can guarantee permanent service life, wherein transmission tooth post 5, latch 13 and adjusting rod 14
It corresponds；
And adjusting rod 14 is engaged with transmission tooth post 5, and the rotational movement adjusting rod 14 by being driven tooth post 5 carries out directly
Line rotates, and transmission tooth post 5 coordinates with adjusting rod 14 for turbine and worm, thus changes the direction of movement, to realize latch 13
Position adjustment, that is, realize electric wrench automatic adjustment bore function, while on latch 13 be equipped with pressure sensor,
Pressure sensor is used to detect the pressure signal on latch 13, and the pressure information for then detecting the pressure sensor transmits
To control device 12, the specific pressure value of latch 13 can be controlled by control device 12, pressure sensor uses pressure drag
Formula force snesor；Wherein, it is equipped with concave convex texture in latch 13 and nut contact surface, by the design of the concave convex texture, greatly
The big skin-friction force for improving latch 13 and nut is conducive to improve stability when electric wrench screws；
As shown in Figure 1, the setting of handle portion 3, in 7 outside of cradle portion, upper end cover 1 is fixed on bottom end cover 2, control device 12
It is arranged on handle portion 3, wherein control device 12 includes display device, switching device and regulating device, and display device is for showing
Show that 13 pressure value of nut size and latch, switching device are used to control the switch of electric wrench, regulating device is for controlling
Coupling mechanism force of the latch 13 processed to nut；Pressure information is passed to control device 12 by pressure sensor, and control device 12 can root
The position that latch 13 is adjusted according to pressure signal, can accurately be adjusted the coupling mechanism force of latch 13, be conducive to improve spiral shell
The reliability of line connection, prolongs the service life.
In concrete application, handle portion 3 is strip, and is additionally provided with non-slip texture in handle portion 3, uses and more pacifies
Entirely, comfortably.
Embodiment 2：
Embodiment 2 compared to embodiment 1 for, difference lies in be additionally provided with range sensor, distance passes on latch 13
Sensor is used to measure the size of electric wrench institute nutting, and when concrete application, range sensor is oppositely arranged by measuring two
The distance of latch 13 realizes the measurement to nut size.
The electric wrench for automatically adjusting bore of the present invention in actual use, is sleeved on and needs screw on nut
It is upper, latch 13 and nut directly also have apparent gap at this time, and then controlling electric wrench by switching device starts to work,
Electric wrench starts to automatically adjust bore, and in use, operator operates without other, pressure sensor on latch 13
After the pressure value detected reaches preset pressure, bore adjusts work and completes, and what operator started nut at this time screws work.
It the above is only the preferred embodiment of the present invention, it is noted that those skilled in the art are come
It says, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of electric wrench automatically adjusting bore, which is characterized in that the electric wrench packet for automatically adjusting bore
It includes：Upper end cover (1), bottom end cover (2) and handle portion (3), the upper end cover (1) include driving device (4), several transmission tooth posts
(5) it is rotatably arranged on the upper cover plate (6) with upper cover plate (6), the driving device (4) and the transmission tooth post (5),
The driving device (4) engages that the transmission tooth post (5) is driven to rotate with transmission tooth post (5) top；
The bottom end cover (2) includes cradle portion (7) and rotation clamping section (9), and the rotation clamping section (9) is fixed on the holder
In portion (7), around several latch (13) are equipped on the rotation clamping section (9), each fixation is set on the latch (13)
There are corresponding adjusting rod (14), the adjusting rod (14) to be engaged with transmission tooth post (5) lower part, passes through the transmission tooth post
(5) adjusting rod (14) described in rotational movement carries out straight line rotation, described to adjust the position of the latch (13)
Pressure sensor is additionally provided on latch (13), the pressure sensor is used to detect the pressure letter on the latch (13)
Number；
On the outside of the cradle portion (7), the upper end cover (1) is fixed on the bottom end cover (2) for handle portion (3) setting,
Control device (12) is additionally provided on the handle portion (3), the pressure sensor gives pressure signal transmission to control device (12),
The control device (12) adjusts the position of the latch (13) according to the pressure signal.
2. the electric wrench of bore can be automatically adjusted as described in claim 1, which is characterized in that the transmission tooth post (5), lock
Tight plate (13) and adjusting rod (14) are respectively provided with 6, and correspond, and the shape that 6 latch (13) surround is positive six
Side shape.
3. the electric wrench of bore can be automatically adjusted as described in claim 1, which is characterized in that the handle portion (3) is length
Bar shaped, the handle portion (3) are additionally provided with non-slip texture.
4. the electric wrench of bore can be automatically adjusted as described in claim 1, which is characterized in that on the latch (13) also
Equipped with range sensor, the range sensor is used to measure the size of electric wrench institute nutting.
5. the electric wrench of bore can be automatically adjusted as described in claim 1, which is characterized in that control device (12) packet
Display device, switching device and regulating device are included, the display device is for showing nut size and the latch (13)
Pressure value, the switching device are used to control the switch of the electric wrench, and the regulating device is for controlling the locking
Coupling mechanism force of the plate (13) to nut.
6. the electric wrench of bore can be automatically adjusted as described in claim 1, which is characterized in that the transmission tooth post (5) with
The adjusting rod (14) coordinates for turbine and worm.
7. the electric wrench of bore can be automatically adjusted as claimed in claim 6, which is characterized in that the latch (13) and institute
It states and is fixed using welding manner between adjusting rod (14).
8. the electric wrench of bore can be automatically adjusted as claimed in claim 6, it is characterised in that：The latch (13) and spiral shell
Female contact surface is equipped with concave convex texture.
9. the electric wrench of bore can be automatically adjusted as described in claim 1, it is characterised in that：The driving device (4) is logical
It crosses wheel hub motor and power is provided, wheel hub motor outer ring periphery is equipped with helical gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810585958.XA CN108436816A (en) | 2018-06-08 | 2018-06-08 | A kind of electric wrench automatically adjusting bore |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810585958.XA CN108436816A (en) | 2018-06-08 | 2018-06-08 | A kind of electric wrench automatically adjusting bore |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108436816A true CN108436816A (en) | 2018-08-24 |
Family
ID=63206860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810585958.XA Withdrawn CN108436816A (en) | 2018-06-08 | 2018-06-08 | A kind of electric wrench automatically adjusting bore |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108436816A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115990752A (en) * | 2021-10-20 | 2023-04-21 | 国家电网有限公司 | A caliber self-adaptive live fastening bolt device |
-
2018
- 2018-06-08 CN CN201810585958.XA patent/CN108436816A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115990752A (en) * | 2021-10-20 | 2023-04-21 | 国家电网有限公司 | A caliber self-adaptive live fastening bolt device |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200313 Address after: 315202 Dongming village, Zhengzhai Town, Pujiang, Jinhua, Zhejiang Applicant after: Tan Tianyu Address before: 315040 building 7, Chuang Yuan Road, hi tech Zone, Ningbo, Zhejiang, 7 Applicant before: NINGBO HIGH-TECH ZONE QIXING ELECTROMECHANICAL Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180824 |
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| WW01 | Invention patent application withdrawn after publication |