CN209289121U - A kind of electric socket wrench - Google Patents
A kind of electric socket wrench Download PDFInfo
- Publication number
- CN209289121U CN209289121U CN201822197572.XU CN201822197572U CN209289121U CN 209289121 U CN209289121 U CN 209289121U CN 201822197572 U CN201822197572 U CN 201822197572U CN 209289121 U CN209289121 U CN 209289121U
- Authority
- CN
- China
- Prior art keywords
- wrench
- torque
- electric socket
- connecting shaft
- servo motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model provides a kind of electric socket wrench, belongs to machinery production equipment field, and this electric socket wrench includes servo motor, the moment of torsion control portion for controlling torque output and the wrench portion for being socketed bolt head；The output end of servo motor is connect with moment of torsion control portion；Moment of torsion control portion includes: the connecting shaft for connecting servo motor and wrench portion；Torque limiter between servo motor and connecting shaft is set；Torque sensor between connecting shaft and wrench portion is set.Accurate torque output may be implemented by electric socket wrench provided by the utility model; and the feedback of torque; after torque overload; motor can be protected; in addition bolt stripped thread can also be caused to avoid excessive-torque or bolt is twisted into two parts; the detection of screw height change, can be to avoid electric socket wrench non-normal working.
Description
Technical field
The utility model relates to machinery production equipment fields, in particular to a kind of electric socket wrench.
Background technique
Spanner is the tool that manufacturing industry frequently uses, and autowrench realizes that bolt is twisted automatically by electric and pneumatic mode
Tight and disassembly, has torque adjusting, fully automatic electric wrench is mainly used in large-scale production or bad environments, and people cannot substantially
The remote occasion occurred.
Existing manual and electric or pneumatic impact spanner generally require personnel's on-line operation and cannot be used for grasping at a distance in the market
Make, the fully-automatic production required for fields such as safety, the higher extensive manufacture of reliability requirement or nuclear powers can not be applied
On line.
Utility model content
The utility model provides a kind of electric socket wrench, it is intended to solve existing for electric socket wrench in the prior art
The above problem.
The utility model is realized in this way:
A kind of electric socket wrench, including servo motor, for control torque output moment of torsion control portion and for being socketed
The wrench portion of bolt head；
The output end of the servo motor is connect with the moment of torsion control portion；
The moment of torsion control portion includes:
Connect the connecting shaft of the servo motor and the wrench portion；
Torque limiter between the servo motor and the connecting shaft is set；
Torque sensor between the connecting shaft and the wrench portion is set.
In an embodiment of the present invention, deceleration is additionally provided between the servo motor and the connecting shaft
Device.
In an embodiment of the present invention, the wrench portion includes wrench element and circumferentially limits with the connecting shaft
The splined shaft of connection；
The wrench element and the splined shaft are coaxially connected, and the set for being socketed bolt head is provided on the wrench element
Hole.
It further include shell in an embodiment of the present invention, the shell includes being located at the torque sensor
Close to the first segment of described torque limiter one end and positioned at the torque sensor far from described torque limiter one end the
Two sections；
The first segment is fixedly connected with the shell of the servo motor；
The mounting hole passed through for the splined shaft is provided on the second segment.
In an embodiment of the present invention, elastic telescopic is provided between the splined shaft and the connecting shaft
Part.
In an embodiment of the present invention, the connecting shaft is provided with close to one end of the splined shaft for holding
The accommodation groove of the elastic telescopic part is set, the connecting shaft is fixedly installed connector sleeve close to the end of the splined shaft, described
The limit hole for circumferentially limiting connection with the splined shaft is provided in the middle part of connector sleeve.
In an embodiment of the present invention, it is additionally provided on the outside of the first segment and the torque limiter electricity
The overload detection of connection switchs.
In an embodiment of the present invention, bolt height detection switch, institute are provided on the outside of the first segment
Stating bolt height detection switch includes the photosensitive sensors towards the wrench element.
The beneficial effects of the utility model are: may be implemented accurately by electric socket wrench provided by the utility model
Torque exports and the feedback of torque, after torque overload, can protect to motor, in addition can also be to avoid excessive-torque
It causes bolt stripped thread or bolt is twisted into two parts, the detection of screw height change can be to avoid electric socket wrench non-normal working.
Detailed description of the invention
It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not
It should be considered as the restriction to range, for those of ordinary skill in the art, without creative efforts,
It can also be obtained according to these attached drawings other relevant attached drawings.
Fig. 1 is the cross-sectional view for the electric socket wrench that the utility model embodiment provides.
Icon: 1- servo motor；2- shell；3- retarder；4- torque limiter；5- connecting shaft；6- spring；7- spline
Axis；8- wrench element；9- torque sensor；10- overload detection switch；11- bolt height detection switch.
Specific embodiment
It is practical below in conjunction with this to keep the purposes, technical schemes and advantages of the utility model embodiment clearer
The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows
So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.It is practical based on this
Embodiment in novel, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment is fallen within the protection scope of the utility model.Therefore, the implementation to the utility model provided in the accompanying drawings below
The detailed description of mode is not intended to limit the range of claimed invention, but is merely representative of the utility model
Selected embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative labor
Every other embodiment obtained under the premise of dynamic, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that indicating position or the term of positional relationship are based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion institute
The equipment or element of finger must have a particular orientation, is constructed and operated in a specific orientation, therefore should not be understood as to this reality
With novel limitation.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature is on or below second feature
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above include fisrt feature the
Right above two features and oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature is in the second spy
Under sign, lower section and fisrt feature included below be directly below and diagonally below the second feature, or be merely representative of fisrt feature level
Height is less than second feature.
Embodiment
A kind of electric socket wrench is present embodiments provided, referring to Fig. 1, this electric socket wrench includes shell 2, watches
Take motor 1, retarder 3, moment of torsion control portion and wrench portion；
Wrench portion includes splined shaft 7 and wrench element 8, and splined shaft 7 is used for the transmitting of torque, torque is finally passed to wrench element
On 8, the rotation of wrench element 8 being realized, and being provided with the sets of holes for being directly arranged bolt head on wrench element 8, spiral shell is carried out by wrench element 8
Bolt turns.
Shell 2 includes first segment and second segment, and wherein first segment is fixedly connected with servo motor 1 far from one end of second segment
Shell, the output end of servo motor 1 are located at the inside of first segment.Servo motor 1 can permanent torque output, can be to wrench portion
Rotation speed, circle number and the voltage of itself, electric current are detected, and for servo motor 1 once breaking down, driver can be defeated
Be out of order information, is suitble to remote monitor.
It is additionally provided with retarder 3 in the inside of first segment, retarder 3 is connect with the output end of servo motor 1, passes through deceleration
The output of low-speed big may be implemented in the setting of device 3.
Moment of torsion control portion includes connecting shaft 5, torque limiter 4 and torque sensor 9, and one end of connecting shaft 5 subtracts with described
The output end of fast device 3 cooperates, and the splined shaft 7 of the other end and wrench portion cooperates, connecting shaft 5 be used to for torque being transmitted to wrench portion into
And realize turning for bolt.
And in order to realize the control of torque, torque limiter 4 is provided between retarder 3 and connecting shaft 5.Torque limit
The one end of device 4 far from retarder 3 is fixedly connected with retarder 3, and the other end of torque limiter 4 is fixedly connected with connecting shaft 5,
In actual use, spanner overload protection is realized, it is automatic to skid after setting torque value.Specifically used torque limiter 4 is
The prior art, herein without detailed description.
In order to provide the data that can be referred to torque limiter 4, to adapt to different usage scenarios, connecting shaft
Torque sensor 9 is provided between 5 and wrench portion.One end of torque sensor 9 and first segment cooperate, and the other end is matched with second segment
It closes, i.e. torque sensor 9 and the combination of shell 2 forms one, can sense the torque that servo motor 1 passes on shell 2.
Be provided with the mounting hole passed through for splined shaft 7 on the second segment of shell 2, splined shaft 7 stretched out from mounting hole and
End assembly wrench part 8.In order to guarantee the axial movement of splined shaft 7, there should be clearance gap between wrench element 8 and second segment
From.
In actual use, turning bolt will lead to the displacement of bolt in the axial direction, and in order to guarantee wrench element 8 and bolt
Remain cooperation, it is also desirable to realize the axial displacement of wrench element 8.In the present embodiment, between splined shaft 7 and connecting shaft 5
It is provided with elastic telescopic part, elastic telescopic part is spring 6.Specifically, one end of connecting shaft 5 towards splined shaft 7 is provided with accommodating
Slot, spring 6 are accommodated in accommodation groove, and one end abuts the slot bottom of accommodation groove, and the other end abuts splined shaft 7, and connecting shaft 5 is close to spline
The end of axis 7 is fixedly installed connector sleeve, and limit hole is provided in the middle part of connector sleeve, and limit hole is profiled holes, sets on splined shaft 7
Be equipped with profiled holes fitting projection portion, to realize that the circumferential limit of splined shaft 7 and connector sleeve connects.
In the present embodiment, splined shaft 7 is to be detachably connected with wrench element 8, in the one end of splined shaft 7 far from connecting shaft 5
It is provided with the first connecting pin bores, wrench element 8 is provided with the second connecting pin bores far from one end of sets of holes, connects by pin shaft insertion second
Outbound hole and the first connecting pin bores make splined shaft 7 and the circumferential limit connection of wrench element 8.
It is additionally provided with the overload detection switch 10 being electrically connected with torque limiter 4 on the outside of first segment, passes through overload detection
Power-off operation is carried out automatically to servo motor 1 when torque excess may be implemented in switch 10.
In the present embodiment, bolt height detection switch 11, bolt height detection switch 11 are provided on the outside of first segment
Including the photosensitive sensors towards wrench element 8.It can detecte by bolt height detection switch 11 during applying torque, bolt
Height whether changing, and then determine electric socket wrench whether working normally.
The anti-of the output of accurate torque and torque may be implemented by electric socket wrench provided by the utility model
It presents, after torque overload, motor can be protected, bolt stripped thread in addition can also be caused to avoid excessive-torque or bolt
It twists into two parts, the detection of screw height change, it can be to avoid electric socket wrench non-normal working.
Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for
For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model
Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of electric socket wrench, which is characterized in that including servo motor, for control torque output moment of torsion control portion and
For being socketed the wrench portion of bolt head；
The output end of the servo motor is connect with the moment of torsion control portion；
The moment of torsion control portion includes:
Connect the connecting shaft of the servo motor and the wrench portion；
Torque limiter between the servo motor and the connecting shaft is set；
Torque sensor between the connecting shaft and the wrench portion is set.
2. electric socket wrench according to claim 1, which is characterized in that between the servo motor and the connecting shaft
It is additionally provided with retarder.
3. electric socket wrench according to claim 1, which is characterized in that the wrench portion include wrench element and with it is described
The connecting shaft splined shaft that circumferentially limit connects；
The wrench element and the splined shaft are coaxially connected, and the sets of holes for being socketed bolt head are provided on the wrench element.
4. electric socket wrench according to claim 3, which is characterized in that further include shell, the shell includes being located at
The torque sensor is close to the first segment of described torque limiter one end and positioned at the torque sensor far from the torque
The second segment of limiter one end；
The first segment is fixedly connected with the shell of the servo motor；
The mounting hole passed through for the splined shaft is provided on the second segment.
5. electric socket wrench according to claim 3, which is characterized in that set between the splined shaft and the connecting shaft
It is equipped with elastic telescopic part.
6. electric socket wrench according to claim 5, which is characterized in that the connecting shaft close to the splined shaft one
End is provided with the accommodation groove for accommodating the elastic telescopic part, and the connecting shaft is fixedly installed close to the end of the splined shaft
There is connector sleeve, the limit hole for circumferentially limiting connection with the splined shaft is provided in the middle part of the connector sleeve.
7. electric socket wrench according to claim 4, which is characterized in that be additionally provided on the outside of the first segment and institute
State the overload detection switch of torque limiter electrical connection.
8. electric socket wrench according to claim 4, which is characterized in that be provided with bolt height on the outside of the first segment
Detection switch is spent, the bolt height detection switch includes the photosensitive sensors towards the wrench element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822197572.XU CN209289121U (en) | 2018-12-25 | 2018-12-25 | A kind of electric socket wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822197572.XU CN209289121U (en) | 2018-12-25 | 2018-12-25 | A kind of electric socket wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209289121U true CN209289121U (en) | 2019-08-23 |
Family
ID=67648837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822197572.XU Active CN209289121U (en) | 2018-12-25 | 2018-12-25 | A kind of electric socket wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209289121U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110682243A (en) * | 2019-10-12 | 2020-01-14 | 淮阴工学院 | Self-adaptive universal socket wrench |
| CN113319772A (en) * | 2021-04-07 | 2021-08-31 | 武汉天煜达精密机械有限公司 | Lithium electric digital display electric torque wrench |
| CN113857260A (en) * | 2021-11-08 | 2021-12-31 | 哈工大机器人智能制造有限公司 | Automatic dismounting device for protective cap of rolling mill roll collar and dismounting and mounting method |
-
2018
- 2018-12-25 CN CN201822197572.XU patent/CN209289121U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110682243A (en) * | 2019-10-12 | 2020-01-14 | 淮阴工学院 | Self-adaptive universal socket wrench |
| CN110682243B (en) * | 2019-10-12 | 2021-03-19 | 淮阴工学院 | Self-adaptive universal socket wrench |
| CN113319772A (en) * | 2021-04-07 | 2021-08-31 | 武汉天煜达精密机械有限公司 | Lithium electric digital display electric torque wrench |
| CN113857260A (en) * | 2021-11-08 | 2021-12-31 | 哈工大机器人智能制造有限公司 | Automatic dismounting device for protective cap of rolling mill roll collar and dismounting and mounting method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209289121U (en) | A kind of electric socket wrench | |
| CN102890237A (en) | Method and device for detecting faults of main touch point of high-voltage direct-current contact | |
| CN203674118U (en) | Over and under voltage protection device of a miniature circuit breaker | |
| CN210246640U (en) | Three-phase electric input stable solid-state relay module | |
| CN101944445B (en) | Switching appliance for AC circuit | |
| CN111029226A (en) | Prevent expense accuse circuit breaker control system and expense accuse circuit breaker of destruction | |
| CN115206739A (en) | Switching-on and switching-off operating mechanism and circuit breaker | |
| CN201134401Y (en) | Temporary substituting device of outdoor high-voltage drop type fuse | |
| CN209665946U (en) | Photovoltaic silicon wafer cutting machine broken string monitoring structure | |
| CN209691707U (en) | A kind of handle wheel of breaker, control mechanism and breaker | |
| CN204348591U (en) | A kind of insulated tension pole and use the circuit breaker of this insulated tension pole | |
| CN210461864U (en) | Small-size electric actuator | |
| CN207318669U (en) | A kind of detection device applied on miniature circuit breaker Automated assembly assembly line | |
| CN207264963U (en) | Earthing switch and the switchgear using the earthing switch | |
| CN107026030B (en) | A kind of contact system of residual current action breaker | |
| CN207261252U (en) | A kind of FSEDT series electronics time-delay differential pressure controller | |
| CN211785847U (en) | Pull-out nut sensor for aviation teaching model | |
| CN204371977U (en) | Limiting torque coupling | |
| CN208589875U (en) | A kind of motor driver with defencive function | |
| CN204144906U (en) | A kind of brushless drill gun with humidity protection | |
| CN217195131U (en) | Lens clamping ring tool | |
| CN217005564U (en) | Thread detection device | |
| CN201075172Y (en) | Intelligent numerical control protecting equipment | |
| CN218018235U (en) | Electric tightening device | |
| CN220122219U (en) | Anti-rotation electric connector assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |