CN106272269B - Power tool - Google Patents
Power tool Download PDFInfo
- Publication number
- CN106272269B CN106272269B CN201510297173.9A CN201510297173A CN106272269B CN 106272269 B CN106272269 B CN 106272269B CN 201510297173 A CN201510297173 A CN 201510297173A CN 106272269 B CN106272269 B CN 106272269B
- Authority
- CN
- China
- Prior art keywords
- axis
- power tool
- actuator
- clutch part
- operation spanner
- 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 invention discloses a kind of power tools, comprising: shell；First clamping member, including the first clamping part；Second clamping piece, including the second clamping part；Actuator, for moving first clamping member along first straight line；Wrench body can be rotated relative to shell around first axle；Operation spanner is constituted with wrench body using second axis as the rotation connection of axis；Clutch part is constituted with wrench body using third axis as the rotation connection of axis；Middleware is set between operation spanner and clutch part；Wherein, third axis is parallel to second axis, and when operation spanner is rotated using second axis as axis, middleware drives clutch part to turn to the position for contacting or being detached from actuator by axis of third axis；Actuator includes that the two is made to constitute the drive mechanism rotated synchronously when clutch part is in contact with it.Power tool structure of the invention is simple, user by the shirtsleeve operation power tool can implementation tool attachment installation and removal.
Description
Technical field
The present invention relates to a kind of power tools, and in particular to a kind of power tool for facilitating installation tool attachment.
Background technique
Under normal conditions, power tool require installation one attachment work, but attachment multiplicity and
It is easily damaged, it is therefore desirable to often replace attachment.
And current conventional solution is typically all to use the hand-operated tools tightening screw such as spanner, screw active force in
On one pressing plate, pressing plate is clamped attachment.But user often looks for not when needing replacing attachment
Attachment can not be replaced to spanner, rundown process is also comparatively laborious, while manually tightening screw thread and being also easy to appear
Not tight problem is twisted, influences work even safety so as to cause attachment loosening.
Summary of the invention
To solve the deficiencies in the prior art, the purpose of the present invention is to provide a kind of simple power tool of structure, users
By the shirtsleeve operation power tool can implementation tool attachment installation and removal.
In order to achieve the above objectives, the present invention adopts the following technical scheme that:
A kind of power tool, comprising:
Shell；
First clamping member, including the first clamping part；
Second clamping piece, including the second clamping part；
Actuator, for moving first clamping member along first straight line；
Wrench body can be rotated relative to shell around first axle；
Operation spanner is constituted with wrench body using second axis as the rotation connection of axis；
Clutch part is constituted with wrench body using third axis as the rotation connection of axis；
Middleware is set between operation spanner and clutch part；
Wherein, third axis is parallel to second axis, when operation spanner is rotated using second axis as axis, middleware driving
Clutch part turns to the position for contacting or being detached from actuator by axis of third axis；Actuator is included in clutch part and connects with it
The two is set to constitute the drive mechanism rotated synchronously when touching.
Further, first axle is parallel to first straight line, and third axis is perpendicular to first straight line.
Further, drive mechanism is the driving groove that clutch part can be made at least partially embedded of actuator outer wall setting.
Further, operation spanner is more than or equal to clutch part using third axis as axis using the angle that second axis is axis rotation
The angle of rotation.
Further, middleware is elastic element；Elastic element supports operation spanner and clutch part respectively.
Further, power tool further include:
Connector is constituted with wrench body and is connected；
Operation spanner and clutch part are constituted with connector respectively to be rotatablely connected.
Further, connector is a connecting pin,
Connecting pin passes through operation spanner and clutch part along second axis direction；Middleware is the torsional spring for being set in connecting pin.
Further, shell is equipped with sticking department, and operation spanner is equipped with the opposite shell position of wrench body with sticking department cooperation
Set the auxiliary section of locking.
Further, first clamping member further includes the first supporting rod connecting with the first clamping part；Actuator and the first folder
Bar is held to be threadedly engaged.
Further, power tool further include:
Output shaft extends along first straight line direction；
Second clamping piece is fixedly connected with output shaft；Actuator includes threaded hole, and the first supporting rod passes through output shaft and stretches
Enter the threaded hole in actuator；First supporting rod is equipped with the form locking structure for keeping it fixed with respect to output shaft circumferential position；Driving
Part is fixed along the position in first straight line direction.
The invention has the beneficial effects that: user by rotate operation spanner first clamping member can be made separate or
Close to the second clamping piece, be easy for installation and removal attachment, and shell is intracorporal simple and compact for structure.
Detailed description of the invention
Fig. 1 show the structural schematic diagram of power tool preferred embodiment of the invention；
Fig. 2 show structure shown in Fig. 1 and removes the internal view after shell；
Fig. 3 show the partial structure diagram in structure shown in Fig. 2；
Fig. 4 show the structural schematic diagram of another angle of structure shown in Fig. 1, and operation spanner is located at initial position at this time；
Fig. 5 show the structural schematic diagram of another angle of structure shown in Fig. 1, and operation spanner is located at operating position at this time；
Fig. 6 show the sectional view of the part-structure of structure shown in Fig. 3；
Fig. 7 show the explosive view of structure shown in Fig. 6；
Fig. 8 show the interactively figure of clutch part and actuator, and clutch part is detached from actuator in figure；
Fig. 9 show the interactively figure of clutch part and actuator, and clutch part contacts actuator in figure.
Specific embodiment
Specific introduce is made to the present invention below in conjunction with the drawings and specific embodiments.
The present invention proposes a kind of power tool 100, as shown in Figure 1, in a particular embodiment, the power tool 100 is preferred
For multi-purpose tool.In power tool 100, user can be pressed from both sides different attachments 200 by operation operation spanner 65
It holds in power tool 100, realizes the multifunction of power tool 100.Certain this field is it should be understood that the power tool 100
It is also possible to other tools for needing installation or extracting tool attachment 200.
The specific structure and working principle of the power tool 100 are introduced in detail below
Shown in referring to Figures 1 and 2, power tool 100 includes: shell 10, power pack 20, Power Component 30, transmission group
Part 40, output precision 50 and clamping device 60.Shell 10 includes host portion 11 and output section 12, and host portion 11 is for accommodating energy
Component 20, transmission component 40 are measured, output section 12 is for accommodating output precision 50 and clamping device 60, and host portion 11 is gone back and output section
12 are mutually perpendicular to.
Power pack 20 is for giving power tool 100 to provide energy source, in the present embodiment, preferably by being connected to
The cable of shell 10 introduces extraneous alternating current.It will of course be understood that, power pack 20 may be that can be bound to shell 10
Battery pack.Power Component 30 can be exported for the energy that power pack 20 provides to be converted to the power of transmission component 40.It is dynamic
Power component 30 includes: motor 31, motor shaft 311, and for converting energy, motor shaft 311 is connect motor 31 with transmission component 40.
Transmission component 40 is used to the power of motor 31 being transferred to output precision 50, to realize final power output.
In order to enable power tool 100 can driving instrument attachment 200 swing to use as multi-purpose tool, in transmission component 40
It include: bearing 41, swing rod 42, output precision 50 includes output shaft 51.Motor shaft 311 includes: first end 311a and second end
311b, first end 311a are at least partially disposed in motor 31, and second end 311b installs bearing 41.Output shaft 51 is close to motor shaft
311 second end 311b setting, and be mutually perpendicular to motor shaft 311.42 one end of swing rod is sleeved on output shaft 51, and the other end includes
Two are separately positioned on the pendulum pawl 421 of 41 two sides of bearing.In order to realize the swing of output shaft 51, the second end of motor shaft 311
311b is with respect to first end 311a eccentric setting, in this way, second end 311b is with respect to the when 311 first end 311a of motor shaft rotation
One end 311a carries out eccentric rotary, and second end 311b drives bearing 41 connected to it to swing during rotation, left and right
By the pendulum pawl 421 successively hit positioned at its two sides at interval, the pendulum pawl 421 being knocked drives connected to it the bearing 41 of swing
Output shaft 51 is swung by axis of first straight line, and then the attachment 200 connecting with output shaft 51 is driven to swing, implementation tool function
Energy.Certainly, it will be appreciated by those skilled in the art that, realize 51 swing mode of output shaft be not limited thereto.
It is known that working after certain phase for power tool 100, attachment 200 will receive abrasion, that
It is necessarily required to replacement attachment 200；Alternatively, for multi-purpose tool, in order to realize its multifunction, it is also desirable to more
Change different attachments 200.Therefore attachment 200 is replaced for convenience, and the setting of clamping device 60 is so that power tool
100 operation is more convenient.
As shown in Fig. 3 to Fig. 7, clamping device 60 include: first clamping member 61, the second clamping piece 62, actuator 63 and
Operating assembly (figure is not marked).Wherein, first clamping member 61 includes the first clamping part 611, and the second clamping piece 62 includes and the first folder
The second clamping part 621 of the cooperation of portion 611 is held, actuator 63 is for moving first clamping member 61 along first straight line, operating assembly
For controlling the rotation of actuator 63.
Specifically, operating assembly includes: wrench body 64, operation spanner 65, clutch part 66 and middleware 67.Spanner master
Body 64 can be rotated relative to shell 10 around first axle A, and operation spanner 65 is used for for user's operation, and operation spanner 65 is gone back and spanner
Main body 64 is constituted using second axis B as the rotation connection of axis, and clutch part 66 is also constituted with wrench body 64 using third axis as axis
Rotation connection, middleware 67 be arranged between operation spanner 65 and clutch part 66.
Wherein third axis is parallel to second axis B, and in the present embodiment, preferably third axis is with second axis B
Same axis.When user's operation operation spanner 65 makes it relative to wrench body 64 with the rotation of second axis B axis, behaviour that is to say
When making the initial position of spanner 65 as shown in Figure 4 and turning to operating position shown in fig. 5, middleware 67 can drive 66 phase of clutch part
Wrench body 64 is rotated by axis of third axis, clutch part 66 is at least able to rotate to the position for contacting or being detached from actuator 63
It sets.In addition, actuator 63 further includes a drive mechanism (figure is not marked), and when clutch part 66 is contacted with actuator 63, transmission knot
Structure makes clutch part 66 and driving be configured to the entirety rotated synchronously.
In this way, when user's operation operation spanner 65 rotates it using second axis B as axis relative to wrench body 64, this
When middleware 67 between operation spanner 65 and clutch part 66 drive clutch part 66 to turn to and drive using third axis as axis
The position that moving part 63 contacts, actuator 63 and clutch part 66 constitute the entirety rotated synchronously, because of operation spanner 65, clutch part 66
Connect with wrench body 64, at this moment user operate again operation spanner 65 make wrench body 64 with respect to shell 10 with first axle
A be axis rotation, wrench body 64 drive clutch part 66 together using first axle A be axis rotation so that actuator 63 also with
For first axle A for axis rotation, the actuator 63 at this moment rotated drives first clamping member 61 to move along first straight line.First clamping member
61 move along first movement, and when first clamping part 611 of first clamping member 61 is far from the second clamping part 621, can be by work
Tool attachment 200 is inserted between the two or under dismantling between the two, and when the first clamping part 611 is close to the second clamping part
When 621, the attachment 200 being located between the two can be made to be clamped on power tool 100.To which user can pass through
Operation spanner 65 easily installation or extracting tool attachment 200 are operated, and the structure of clamping device 60 of the invention is simple,
Component setting is compact.
The output section 12 of shell 10 extends along first straight line direction is parallel to, output shaft 51, wrench body 64, clutch part
66, middleware 67, first clamping member 61, the second clamping piece 62 and actuator 63 are at least partially disposed in output section 12, and
Output shaft 51, first clamping member 61 and the equal part of actuator 63 extend along first straight line direction, therefore in order to subtract as far as possible
Small output section 12 is along the size in first straight line direction, and the third axis of clutch part 66 is perpendicular to first straight line.Clutch part 66 passes through
The clutch with actuator 63 is realized in the rotation perpendicular to first straight line direction, and therefore, the rotation of clutch part 66 will not be the
The edge that is displaced and clutch part 66 can be set to actuator 63 is generated in one rectilinear direction perpendicular to first straight line direction
Side in two sides, that is to say hand, and clutch part 66 can be set that (left and right here is in the left side of actuator 63 or right side
Refer to the left and right of the paper of attached drawing), rather than it is set to the upside or downside of actuator 63, so that in output section 12
It is compact-sized, reduce output section 12 along the size in first straight line direction.
In addition, first axle A is parallel to first straight line, so that operation spanner 65 and clutch part 66 are in control actuator 63
When rotation, also using the axis perpendicular to first straight line as axis rotate, on first straight line direction without generate movement, so as into
One step makes compact-sized in the output section 12 of shell 10.In the present embodiment, preferably, first axle A and
One straight line is overlapped.
Operating assembly is used for for user's operation, in order to realize that user's operation operating assembly can realize clutch part 66 and drive
Moving part 63 contacts and can control actuator 63 and rotates by axis of first axle A.As shown in Figure 7 to 9, wrench body 64 includes
The extending portion 641 of shell 10 and the main part 642 of energy attended operation spanner 65 can be deep into.Extending portion 641 is generally circular,
The circular extending portion 641 enables to wrench body 64 to rotate relative to shell 10, and main part 642 includes subject plane (figure
Do not mark), the mounting portion 643 for installing operation spanner 65 and clutch part 66 is protruded out on subject plane.65 He of operation spanner
Clutch part 66 is constituted with a connector 68 and is rotatablely connected, specifically, connector 68 is connect with wrench body 64, connector 68
For a connecting pin, the both ends of connecting pin pass through the first mounting hole 651 being arranged in operation spanner 65 along the direction second axis B,
And it is embedded into the mounting portion 643 of wrench body 64.Clutch part 66 passes through connecting pin by the second mounting hole (figure is not marked).In
Between part 67 be elastic element, elastic element supports operation spanner 65 and clutch part 66 respectively, and further, which is torsional spring,
For torsion spring set on connecting pin, the both ends of torsional spring support operation spanner 65, and torsional spring further includes the service portion at a connection both ends
671, service portion 671 is held in the end that clutch part 66 is mounted on connecting pin.Connecting pin extends along the direction second axis B,
I other words second axis B and third axis are the length direction of connecting pin.
When user's operation operation spanner 65 makes it turn to position shown in Fig. 5 around connecting pin with second axis B axis, that
Elastic element as middleware 67 generate elastic force driving clutch part 66 using third axis be axis turn to around connecting pin and
Actuator 63 contact position, that is to say that the position of clutch part 66 as shown in Figure 8 turns to position shown in Fig. 9, at this moment because
Operation spanner 65, clutch part 66 are connect by connecting pin with wrench body 64, and wrench body 64 can be rotated relative to shell 10,
So at this moment makes it when user operates operation spanner 65 again with wrench body 64 and drive clutch part 66 together with first axle A
It is rotated for axis, because clutch part 66 is contacted by drive mechanism with actuator 63, to control actuator 63 together with clutch
Part 66 is rotated by axis of first axle A.
In order to realize that clutch part 66 is contacting i.e. composition synchronous rotation with actuator 63, the outside of actuator 63, which is equipped with, to be driven
Slot 631, clutch part 66 can be embedded into driving groove 631 when contacting with actuator 63, and driving groove 631 is along being parallel to first straight line
Direction extends.
In order to first clamping member 61 be driven to move and moving along first straight line direction when realizing that actuator 63 rotates
When can clamp or back off tool attachment 200, referring to figure 6 and figure 7 shown in, first clamping member 61 further includes and the first clamping
The first supporting rod 612 that portion 611 connects, actuator 63 are threadedly engaged with the first supporting rod 612.Specifically, output shaft 51 is along
One rectilinear direction extends, and the inside of output shaft 51 is additionally provided with the centre bore 511 extended along first straight line direction.Output shaft 51 is being put
It can be swung using the first axle A for being parallel to first straight line as axis under the action of bar 42, to output power.Actuator 63 is set
There is a threaded hole 632, the first supporting rod 612 can pass through the centre bore 511 of output shaft 51 and extend into threaded hole 632, and
First clamping part 611 is located at except output shaft 51.The part that first supporting rod 612 extend into threaded hole 632 is equipped with and threaded hole
The external screw thread of 632 cooperations (figure is not marked).Second clamping piece 62 is fixedly connected with output shaft 51, such as the two is solid by interference fit
Fixed connection.It will be understood, the second clamping piece 62 can also be integrally formed with output shaft 51.First supporting rod 612 is opposite
Fixed with the circumferential position of output shaft 51, for example, can by the first supporting rod 612 be arranged form locking structure (not shown),
The form locking structure for example can be the first supporting rod 612 and be carried out with output shaft 51 or the second clamping piece 62 by flat bit architecture
Cooperation.It should be noted that circumferential direction mentioned here is for first axle A, circumferential definition is with first axle A
As the central axis of an imaginary circles cylinder, the circumferencial direction of the imaginary circles cylinder is circumferential.The second of second clamping piece 62
Clamping part 621 further includes multiple protrusions 622, and protrusion 622 can cooperate with the matching hole 201 on attachment 200, thus
Make attachment 200 circumferential with respect to the second clamping piece 62 when the matching hole 201 of attachment 200 is installed to protrusion 622
Position is fixed.It will be appreciated by those skilled in the art that, attachment 200 can be clamped in the first clamping part 611 and the second folder
The mode held between portion 621 is not limited thereto.
Actuator 63 is arranged between output shaft 51 and operating assembly, in this way when actuator 63 turns by axis of first axle A
When dynamic, 612 threads turn of the first supporting rod opposite first simultaneously moves down (paper as in attached drawing up and down here along first straight line
Shown in face up and down), until actuator 63 is supported with output shaft 51 and no longer moved down, at this moment because actuator 63 is still turning
Dynamic and opposite 51 circumferential position of output shaft of the first supporting rod 612 is fixed, so that the first supporting rod 612 of driving is upward along first straight line
Mobile, first clamping part 611 and the second clamping part 621 of first clamping member 61 are close, and attachment 200 is lock onto power work
Tool 100.Preferably, actuator 63 can also be fixed relative to shell 10 along the position in first straight line direction, in this way, working as
Without first moving downward along first straight line when actuator 63 rotates, but first clamping member 61 can be directly driven along first straight line
It is mobile.
Preferably, the angle that operation spanner 65 is rotated using second axis B as axis is more than or equal to clutch part 66 with the
Three axis are the angle of axis rotation.Specifically, in the present embodiment, operation spanner 65 can rotate as shown in Fig. 4-5,7-8
180 degree, and clutch part 66 is merely capable of turning to the position for contacting or being detached from actuator 63, the angle that clutch part 66 rotates
Substantially between 0 degree to 30 degree.In this way, operating handle turns over biggish angle, the more convenient operation of user, and clutch part 66
Lesser angle is turned over, so that compact-sized in shell 10.
Preferably, in order to enable when operating position of the operation spanner 65 from Fig. 5 turns to the initial bit in Fig. 4
When setting, guarantee clutch part 66 can be detached from actuator 63, be additionally provided in operation spanner 65 driving wall 652, clutch part 66 be equipped with
The lug boss 661 for driving wall 652 to cooperate, in this way when operation spanner 65 turns to initial position, driving wall 652 supports clutch part
Lug boss 661 on 66, so that clutch part 66 turns to the position being detached from actuator 63.
In order to avoid user's unintentional rotation wrench body 64, sticking department 13 is additionally provided on shell 10, operation spanner 65 is close
The side of shell 10 is additionally provided with the auxiliary section 653 cooperated with sticking department 13.As concrete scheme, sticking department 13 is on shell 10
The groove being equipped with, auxiliary section 653 are the protrusion that can be embedded into groove that is equipped with of operation spanner 65, in this way when no replacement is required work
When having attachment 200, auxiliary section 653 is embedded in sticking department 13, so that the position by wrench body 64 with respect to shell 10 locks.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the above embodiments do not limit the invention in any form, all obtained by the way of equivalent substitution or equivalent transformation
Technical solution is fallen within the scope of protection of the present invention.
Claims (10)
1. a kind of power tool, comprising:
Shell；
First clamping member, including the first clamping part；
Second clamping piece, including the second clamping part；
Actuator, for moving described first clamping member along first straight line；
Wrench body can be rotated relative to the shell around first axle；
Operation spanner is constituted with the wrench body using second axis as the rotation connection of axis；
Clutch part is constituted with the wrench body using third axis as the rotation connection of axis；
Middleware is set between the operation spanner and the clutch part；
Wherein, the third axis is parallel to the second axis, rotates in the operation spanner by axis of the second axis
When, the middleware is driven the clutch part to be turned to as axis using the third axis and contacts or be detached from the actuator
Position；The actuator includes that the two is made to constitute the drive mechanism rotated synchronously when the clutch part is in contact with it.
2. power tool according to claim 1, which is characterized in that the first axle is parallel to the first straight line,
The third axis is perpendicular to the first straight line.
3. power tool according to claim 2, which is characterized in that the drive mechanism is actuator outer wall setting
The driving groove that the clutch part can be made at least partially embedded.
4. power tool according to claim 1, which is characterized in that the operation spanner turns by axis of the second axis
Dynamic angle is more than or equal to the angle that the clutch part is rotated using the third axis as axis.
5. power tool according to claim 1, which is characterized in that the middleware is elastic element；The elasticity member
Part supports the operation spanner and the clutch part respectively.
6. power tool according to claim 1, which is characterized in that the power tool further include:
Connector is constituted with the wrench body and is connected；
The operation spanner and the clutch part are constituted with the connector respectively to be rotatablely connected.
7. power tool according to claim 6, which is characterized in that the connector is a connecting pin,
The connecting pin passes through the operation spanner and the clutch part along the second axis direction；The middleware is suit
In the torsional spring of the connecting pin.
8. power tool according to claim 1, which is characterized in that the shell is equipped with sticking department, the operation spanner
Equipped with sticking department cooperation by the auxiliary section of the opposite shell position locking of the wrench body.
9. according to claim 1 to power tool described in 8 any one, which is characterized in that described first clamping member further includes
The first supporting rod being connect with first clamping part；The actuator is threadedly engaged with first supporting rod.
10. power tool according to claim 9, which is characterized in that the power tool further include:
Output shaft extends along the first straight line direction；
Second clamping piece is fixedly connected with the output shaft；The actuator includes threaded hole, and first supporting rod is worn
It crosses the output shaft and protrudes into the threaded hole in the actuator；First supporting rod, which is equipped with, makes its relatively described output
The fixed form locking structure of axis circumferential position；The actuator is fixed along the position in the first straight line direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510297173.9A CN106272269B (en) | 2015-06-02 | 2015-06-02 | Power tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510297173.9A CN106272269B (en) | 2015-06-02 | 2015-06-02 | Power tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106272269A CN106272269A (en) | 2017-01-04 |
| CN106272269B true CN106272269B (en) | 2019-01-04 |
Family
ID=57656234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510297173.9A Active CN106272269B (en) | 2015-06-02 | 2015-06-02 | Power tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106272269B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7013987B2 (en) * | 2000-09-08 | 2006-03-21 | Black & Decker | Clutch assembly and clamp mechanism for rotary tool disc |
| WO2009086594A1 (en) * | 2008-01-07 | 2009-07-16 | Lachlan George Reid | Attachment mechanism for a cutting disc |
| CN201752424U (en) * | 2010-05-12 | 2011-03-02 | 上海信晟光电技术有限公司 | Knife blade locking device for swinging saw |
| CN201736204U (en) * | 2010-07-12 | 2011-02-09 | 苏州宝时得电动工具有限公司 | Power tool |
| CN202114712U (en) * | 2010-12-25 | 2012-01-18 | 浙江特畅恒实业有限公司 | Swinging-type power tool capable of quickly changing working head |
| JP5746645B2 (en) * | 2012-02-03 | 2015-07-08 | 株式会社マキタ | Work tools |
-
2015
- 2015-06-02 CN CN201510297173.9A patent/CN106272269B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106272269A (en) | 2017-01-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102825569B (en) | Electric tool triggered by pressure | |
| CN102950563B (en) | Screw support device and screw tool assembled with screw support device | |
| CN102756349B (en) | Multifunctional ratchet wrench | |
| CN106272269B (en) | Power tool | |
| CN204800594U (en) | Power tool | |
| CN203221471U (en) | Electric tool triggered by pressure to work | |
| CN106737450B (en) | Multi-head electric tool | |
| CN209329838U (en) | A kind of starter carbon brush frame assembly | |
| CN205415461U (en) | Novel illumination bottle opener | |
| CN207155714U (en) | A kind of multi-functional mechanical wrench | |
| CN201427436Y (en) | Plate cylinder clamping mechanism of printing machine | |
| CN103770089A (en) | Multifunctional wrench | |
| CN211136967U (en) | Portable anti-skidding handle for tightening machine | |
| CN204700801U (en) | Dual-purpose inching ratchet wrench | |
| CN207982377U (en) | A kind of handheld tool | |
| CN209021841U (en) | A kind of polishing machine being easily changed transmission shaft | |
| CN106553160B (en) | Arrangement of clutch and electric hammer with the arrangement of clutch | |
| CN207677365U (en) | A kind of more changing device of insulator | |
| CN220408559U (en) | Multifunctional speeder wrench | |
| CN215528178U (en) | Disassembling tool for signal wire connector | |
| CN209599079U (en) | Clamping hoop type screwdriver electric sleeve barrel | |
| CN211466180U (en) | Electric screwdriver switching device and electric screwdriver | |
| CN211163703U (en) | Multifunctional wrench | |
| CN220017223U (en) | Projection lamp capable of adjusting projection angle by bare hands | |
| CN212706482U (en) | Auxiliary device of electric screwdriver |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 211106 No. 529, 159, Jiangjun Avenue, Jiangning District, Nanjing, Jiangsu Province Patentee after: Nanjing Quanfeng Technology Co.,Ltd. Address before: 211106, No. 159, general road, Jiangning economic and Technological Development Zone, Nanjing, Jiangsu Patentee before: NANJING CHERVON INDUSTRY Co.,Ltd. |