CN102554881B - Multi Role Aircraft and adapter thereof - Google Patents
Multi Role Aircraft and adapter thereof Download PDFInfo
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- CN102554881B CN102554881B CN201010612469.2A CN201010612469A CN102554881B CN 102554881 B CN102554881 B CN 102554881B CN 201010612469 A CN201010612469 A CN 201010612469A CN 102554881 B CN102554881 B CN 102554881B
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- installation portion
- working head
- adapter
- connecting hole
- driving shaft
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
A kind of adapter, for being installed to the driving shaft of power tool by the working head with connecting hole.Described adapter is provided with the auxiliary section connected with described driving shaft and the installation portion connected with described working head.Wherein, described installation portion at least comprises the first installation portion and the second installation portion, to connect the working head that at least two kinds have difform connecting hole.Use the Multi Role Aircraft of this adapter, the working head of number of different types can be connected, substantially increase the applicability of this Multi Role Aircraft.
Description
Technical field
The present invention relates to a kind of electric tool, be specifically related to a kind of Multi Role Aircraft and the adapter thereof that drive cutter oscillation.
Background technology
Multi Role Aircraft is the swing class power tool of the common hand-held of industry, and to be driving shaft do oscillating motion around self axial line for its operation principle, thus drive the operate accessories head oscillating motion being arranged on driving shaft end.Common operate accessories head comprises straight blade, saw blade, triangle frosted dish and spade-type scraper etc.Therefore, after user is provided with different operate accessories heads on the driving shaft, multiple different operating function can be realized, as sawed, cutting, grind, scrape, to adapt to different work requirements.
Describe a kind of hand-held multifunctional machine in DE Published Patent application DE102004050798A1, this Multi Role Aircraft comprises a working head axle, working head the tip of the axis is provided with one for connecting the fixture of working head.This fixture forms by from the engagement flange dish of working head shaft end radial expansion and some column connectors axially protruded from ring flange, and these connectors extend into when installment work head in corresponding resettlement section that working head is offered.Working head is fixed on working head axle by a trip bolt, and working head shaft end offers axial threaded hole, and above-mentioned trip bolt is screwed in the screwed hole of working head axle.By fixture, working head is rigidly attached on working head axle, thus working head axle can be made to be delivered on working head by the moment of torsion of circumferencial direction, drive working head stably to realize oscillating motion.
But, above-mentioned Multi Role Aircraft has the following disadvantages: the precondition be connected to by working head on working head axle is that the connecting hole on working head is corresponding consistent with the connector shape on working head axle, otherwise, working head cannot be installed on working head axle, therefore, the kind making working head axle connect working head is restricted.
For solving the problems of the technologies described above, there is corresponding solution in prior art, namely adapter being set between working head axle and working head.This adapter one end and working head axle match, and the other end mates with working head, thus make working head axle can connect the working head do not matched with its resettlement section.
But the adapter occurred at present is all corresponding with the connecting hole shape of working head, different working heads needs to mate different adapters.Therefore, when needing installation to have the working head of difformity connecting hole, the adapter that same needs are different.
Therefore, the Multi Role Aircraft that a kind of improvement is provided really is necessary.
Summary of the invention
An object of the present invention is to provide a kind of adapter, uses this adapter at least can connect the working head that two kinds have difformity connecting hole.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is as follows: a kind of adapter, for the working head with connecting hole being installed to the driving shaft of power tool.Described adapter is provided with the auxiliary section connected with described driving shaft and the installation portion connected with described working head.Wherein, described installation portion at least comprises the first installation portion and the second installation portion, to connect the working head that at least two kinds have difform connecting hole.
Preferably, described first installation portion and the second installation portion axially spaced-apart are arranged, and radial dimension is not etc.
Preferably, the first installation portion and the second installation portion are different perpendicular to the projection of shape in the plane of driving shaft.
Preferably, described adapter comprises transfer panel, and transfer panel has the first relative side and the second side, and described auxiliary section is arranged on the first side, and described first installation portion and the second installation portion protrude out from the second side axial and form.
Preferably, the thickness of described first installation portion and the second installation portion is more than 1.2 millimeters.
Preferably, described auxiliary section is regular polygon depression.
Preferably, described first installation portion is regular polygon, and described second installation portion comprises at least two radial projections extended.
Preferably, the projection of described second installation portion has rounded tip, and adjacent protrusion is connected mutually continuously by curved section.
Preferably, the projection of described second installation portion has rounded tip, and has at least between described two adjacent protrusion and have interruption, is discontinuous setting.
Preferably, described adapter is axially arranged with centre bore.
Another object of the present invention is to provide a kind of power tool, can install the working head that at least two kinds have difform connecting hole.
The present invention is for solving the problems of the technologies described above, and the technical solution adopted in the present invention is as follows: a kind of power tool, comprises the driving shaft for installment work head.Described working head is provided with connecting hole, and described driving shaft is provided with the drive division connected with described connecting hole.Wherein, described drive division at least has the first installation portion and the second installation portion, to connect the working head that at least two kinds have difform connecting hole.
Preferably, described drive division comprises ring flange, and described first installation portion and the second installation portion axially protrude out from the bottom surface of described ring flange and form.
Compared with prior art, the invention has the beneficial effects as follows: by being at least provided with the first installation portion and the second installation portion on the installation portion of adapter or the driving shaft of power tool, the working head that at least two kinds have difform connecting hole can be connected, thus improve the applicability of adapter or power tool.
Accompanying drawing explanation
Fig. 1 is the partial structurtes schematic diagram of Multi Role Aircraft in first embodiment of the invention.
Fig. 2 is the perspective exploded view of adapter and other parts in first embodiment of the invention.
Fig. 3 is the left view of adapter shown in Fig. 2.
Fig. 4 is the right view of adapter shown in Fig. 2.
The combination schematic diagram that Fig. 5 is adapter shown in Fig. 2 and working head and driving shaft.
Fig. 6 is the generalized section after adapter shown in Fig. 2 and other component combination.
The perspective exploded view that Fig. 7 is adapter shown in Fig. 2 and another working head and associated components.
The combination schematic diagram that Fig. 8 is adapter shown in Fig. 7 and working head and driving shaft.
Fig. 9 is the generalized section after adapter shown in Fig. 7 and other component combination.
Figure 10 is the schematic perspective view of driving shaft shown in second embodiment of the invention.
Wherein, related elements reference numeral is listed as follows:
1. Multi Role Aircraft 142. pressing plate 23. auxiliary section
11. casing 15. working head 24. first installation portions
12. driving shaft 151. connecting portion 25. second installation portions
121. adpting flange 152. cutting parts 251. are protruding
122. drive division 153. connecting holes 252. are most advanced and sophisticated
Protruding 253. curved sections of 123. tapped blind hole 154.
13. working head 155. curved sections 254. are interrupted
131. connecting portion 2. adapter 3. driving shafts
132. cutting part 21. centre bore 30. drive divisions
133. connecting hole 22. transfer panel 31. adpting flanges
14. locking part 221. first side 32. first installation portions
141. bolt 222. second side 33. second installation portions
Detailed description of the invention
Below in conjunction with the drawings and the specific embodiments, the present invention is described in further detail.
Refer to shown in Fig. 1 and Fig. 2, in the first embodiment of the present invention, disclose a kind of adapter 2 be applied on Multi Role Aircraft 1.This Multi Role Aircraft 1 comprises casing 11, the motor (not shown) be arranged in casing 11, by the driving shaft 12 of driven by motor and be arranged on the working head 13 below driving shaft 12 by adapter 2.Above-mentioned adapter 2 is arranged between driving shaft 12 and working head 13, and working head 13 through the end being connected to driving shaft 12 after working head 13 and adapter 2, thus is fixed on driving shaft 12 by a locking part 14, and can move under the drive of driving shaft 12.
Driving shaft 12 is longitudinally arranged at the inside of casing 11, and its end extends casing 11 certain distance.Be provided with the eccentric drive mechanism (not shown) be connected between motor shaft and driving shaft 12 in casing, motor shaft drives driving shaft 12 by eccentric drive mechanism, and makes driving shaft 12 rotate oscillating traverse motion around himself axis X.Eccentric drive mechanism is the common structure that industry is applied to swing-type power tool, and in this not go into detail.The end of driving shaft 12 is provided with the larger adpting flange of diameter 121, and this adpting flange 121 is provided with drive division 122.This drive division 122 forms to downward-extension from the axis of centres of adpting flange 121, and cross sectional shape is regular hexagon.Driving shaft 12 also offers the self-driven portion 122 axially extended tapped blind hole 123 of end for connecting locking part 14.
Refer to Fig. 2, working head 13 is metal material, and it comprises connecting portion 131 and bends the cutting part 132 extended from connecting portion 131.Connecting portion 131 offers the connecting hole 133 of given shape, in present embodiment, the cross sectional shape of connecting hole 133 is positive dodecagon, and size is greater than the size of the drive division 122 of driving shaft 12.The connecting hole 133 of working head 13 does not match with the drive division 122 of driving shaft 12, cannot be directly installed on driving shaft 12, therefore needs to connect both by adapter 2.
Locking part 14 is crossed working head 13 and adapter 2 and then is connected in the tapped blind hole 123 of driving shaft 12, thus is fixed by working head 13 relative drive shaft 12.This locking part 14 comprises bolt 141 and is set in the pressing plate 142 on bolt 141.In present embodiment, pressing plate 142 is an elastomeric pad, and relatively with bolt 141 is fixedly connected with, and can not be split.After locking part 14 is tightened, pressing plate 142 resilient abutment, in the side of the connecting portion 131 of working head 13, can prevent working head 13 from getting loose.
See also Fig. 2 to Fig. 4, adapter 2 is arranged between driving shaft 12 and working head 13, and its one end and driving shaft 12 connect, and the other end and working head 13 connect.Driving shaft 12 transfers a torque to working head 13 by adapter 2, and then working head 13 can be driven to rotate reciprocally swinging around the axis X of driving shaft 12.
Adapter 2 is provided with the centre bore 21 that can be passed by locking part 14, and roughly in circular transfer panel 22.This transfer panel 22 is provided with the first side 221 and the second side 222 be oppositely arranged, and wherein, the first side 221 is towards driving shaft 12, and the second side 222 is towards working head 13.The middle part of the first side 221 forms the auxiliary section 23 with drive division 122 form fit of driving shaft 12, and in this embodiment, auxiliary section 23 is identical with the shape of drive division 122, is regular hexagon depression.Obviously, this auxiliary section 23 also can be other shape of mating with drive division 122, as dodecagon, positive dodecagon.The axial radial dimension being protruding with the first installation portion 24 and the second installation portion 24, first installation portion 24 in second side 222 of transfer panel 22 is greater than the second installation portion 25.
In step-like between first installation portion 24 and the second installation portion 24, namely interval is arranged in the axial direction, and the second installation portion 25 is farther apart from the second side 222 of transfer panel 22 compared with the first installation portion 24.In addition, the first installation portion 24 is different with the projection of shape of the second installation portion 25 in the plane perpendicular to driving shaft 12, and the thickness of two installation portions is all more than 1.2 millimeters, preferably 1.2 millimeters, thus can more firmly install corresponding working head.
As shown in Figure 5 and Figure 6, in present embodiment, the cross section of the first installation portion 24 is positive dodecagon, and just matches with the connecting hole 133 of working head 13.When working head 13 is installed to adapter 2, its connecting hole 133 is socketed on the first installation portion 24 of adapter 2, and closely cooperates, thus radial location working head 13.Further, the centre bore 21 that the bolt 141 of locking part 14 passes adapter 2 is connected in the tapped blind hole 123 of driving shaft 12, and makes pressing plate 142 flexibly compress axially the bottom of the connecting portion 131 at working head 13, thus axial restraint working head 13.
After working head 13 is mounted to driving shaft 12 by adapter 2, driving shaft 12 is connected by the auxiliary section 23 of its drive division 122 and adapter 2, transfers a torque to adapter 2; Adapter 2 is connected by the connecting hole 133 of its first installation portion 24 and working head 13, and moment of torsion is passed to working head 13 further, and the final working head 13 that drives rotates oscillating traverse motion.
Second installation portion 24 of adapter 2 is not identical with the first installation portion 24 shape, thus can connect the working head that two kinds have different connecting holes.Specifically describe in present embodiment below in conjunction with Fig. 4, Fig. 7 to Fig. 9, the mated condition of adapter 2 and another working head 15.As shown in Figure 4, the second installation portion 24 cross section of adapter 2 is roughly in star structure, and it comprises eight radial projections 251 extended.Each protruding 251 all have rounded tip 252, and every two projections 251 are one group and are symmetrical arranged, and form roughly V-shaped structure, and by connecting towards the curved section 253 of the center line convergence of adapter 2.In the discontinuous setting disconnected between two adjacent groups projection 251, be provided with the interruption 254 two groups of projections 251 separated.
As shown in Figure 7 and Figure 8, working head 15 is similar to working head 13 profile, has connecting portion 151 equally and bends the cutting part 152 extended from connecting portion 151, connecting portion 151 offering connecting hole 153.Difference is, connecting hole 153 is different from connecting hole 133 shape of working head 13.Connecting hole 153 is star, and matches with the second installation portion 25 of adapter 2.This connecting hole 153 comprises eight radial circular protrusions 154 extended, and connects continuously between adjacent protrusion 154 by playing near curved section 155 towards the center line of connecting hole 153.After adapter 2 and working head 15 being fitted together successively, adapter 2 is resisted against on adpting flange 121, and the connecting hole 153 of working head 15 is set on adapter 2, and closely connects with the second installation portion 25 of adapter 2.
As shown in Figure 9, locking part 14 is installed after tightening, its pressing plate 142 elasticity is pressed on a side of the connecting portion 151 of working head 15, the another side of connecting portion 151 is then resisted against on the first installation portion 24 of adapter 2, the transfer panel 22 of adapter 2 is resisted against the adpting flange 121 of driving shaft 12 further, thus by working head 151 axial location.The connecting hole 153 of working head 15 is arranged on the second installation portion 25 of adapter 2, and radial spacing by the second installation portion 25.After working head 15 is mounted to driving shaft 12 by adapter 2, driving shaft 12 is connected by the auxiliary section 23 of its drive division 122 and adapter 2, transfers a torque to adapter 2; Adapter 2 is connected by the connecting hole 153 of its second installation portion 25 and working head 15, and moment of torsion is passed to working head 15 further, and the final working head 15 that drives rotates oscillating traverse motion.
Adapter of the present invention by arranging the first installation portion and the second installation portion, thus can connect the working head that two have different connecting holes, improves the utilization rate of adapter.
It may be noted that, adapter of the present invention is not limited to only has the first installation portion and the second installation portion, and those skilled in the art are easy to expect, can arrange more installation portion, as the 3rd installation portion, the 4th installation portion, thus more kinds of working head with different connecting holes can be connected.The shape of the first installation portion and the second installation portion is also not limited to the shape defined in above-mentioned first embodiment, wherein the second installation portion projection is not limited to eight, only be greater than in two or more, and also mutually can be connected continuously by curved section between adjacent protrusion.
As shown in Figure 10, second embodiment of the invention discloses a kind of driving shaft 3 being applied to Multi Role Aircraft.One end of output shaft 3 is provided with the drive division 30 for installment work head, this drive division 30 comprise the radial adpting flange 31 that protrudes and from the central shaft of adpting flange 31 to having protruded out the first installation portion 32 and the second installation portion 33.First installation portion 24 of the adapter 2 in the shape of the first installation portion 32 and the second installation portion 33 and above-mentioned first embodiment is identical with the shape of the second installation portion 25, wherein the cross section of the first installation portion 32 is positive dodecagon, and the second installation portion 33 is star structure.There is the Multi Role Aircraft of this driving shaft 3, the working head 13 in the first embodiment or working head 15 can be connected separately, working head 13 can be arranged on the first installation portion 32, working head 15 can be arranged on the second installation portion 33.
Those skilled in the art are easy to expect, disclosed driving shaft is also not limited to only have the first installation portion and the second installation portion, also, can arrange more installation portion in the reasonable scope, to install more kinds of working head with different connecting holes.
Driving shaft of the present invention, by arranging at least two kinds of difform installation portions, when not using adapter, directly can be installed the multiple working head with respective shapes connecting hole, substantially increasing the applicability of Multi Role Aircraft.
Claims (12)
1. an adapter, for the working head with connecting hole being installed to the driving shaft of power tool, described adapter is provided with the auxiliary section that connects with described driving shaft and connects with the connecting hole of described working head and the installation portion of transmitting torque, it is characterized in that: described installation portion at least comprises the first installation portion and the second installation portion, to connect the working head that at least two kinds have difform connecting hole, described first installation portion is respectively used to be connected the working head with difformity connecting hole with the second installation portion.
2. adapter according to claim 1, is characterized in that: described first installation portion and the second installation portion axially spaced-apart are arranged, and radial dimension is not etc.
3. adapter according to claim 1, is characterized in that: described first installation portion and the second installation portion are different perpendicular to the projection of shape in the plane of driving shaft.
4. adapter according to claim 1, it is characterized in that: described adapter comprises transfer panel, transfer panel has the first relative side and the second side, and described auxiliary section is arranged on the first side, and described first installation portion and the second installation portion protrude out from the second side axial and form.
5. adapter according to claim 4, is characterized in that: the thickness of described first installation portion and the second installation portion is more than 1.2 millimeters.
6. adapter according to claim 1, is characterized in that: described auxiliary section is regular polygon depression.
7. adapter according to claim 1, is characterized in that: described first installation portion is regular polygon, and described second installation portion comprises at least two radial projections extended.
8. adapter according to claim 7, is characterized in that: the projection of described second installation portion has rounded tip, and adjacent protrusion is connected mutually continuously by curved section.
9. adapter according to claim 8, is characterized in that: the projection of described second installation portion has rounded tip, and has at least between adjacent protrusion and have interruption, is discontinuous setting.
10. adapter according to claim 1, is characterized in that: described adapter is axially arranged with centre bore.
11. 1 kinds of power tools, comprise the driving shaft for installment work head, described working head is provided with connecting hole, described driving shaft is provided with the drive division connected with described connecting hole, it is characterized in that: described drive division at least has the first installation portion and the second installation portion, to connect the working head that at least two kinds have difform connecting hole, described first installation portion is respectively used to be connected the working head with difformity connecting hole with the second installation portion.
12. power tools stated according to claim 11, is characterized in that: described drive division comprises ring flange, and described first installation portion and the second installation portion axially protrude out from the bottom surface of described ring flange and form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010612469.2A CN102554881B (en) | 2010-12-29 | 2010-12-29 | Multi Role Aircraft and adapter thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010612469.2A CN102554881B (en) | 2010-12-29 | 2010-12-29 | Multi Role Aircraft and adapter thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102554881A CN102554881A (en) | 2012-07-11 |
| CN102554881B true CN102554881B (en) | 2016-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010612469.2A Active CN102554881B (en) | 2010-12-29 | 2010-12-29 | Multi Role Aircraft and adapter thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN102554881B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103101039B (en) * | 2011-11-11 | 2015-07-01 | 苏州宝时得电动工具有限公司 | Clamp device and multifunctional machine capable of being used on clamp device |
| WO2013044844A1 (en) | 2011-09-29 | 2013-04-04 | 苏州宝时得电动工具有限公司 | Multifunctional machine |
| CN103659741B (en) * | 2012-09-11 | 2016-04-27 | 南京德朔实业有限公司 | Multi-functional electric tools |
| CN103963020A (en) * | 2013-02-06 | 2014-08-06 | 苏州宝时得电动工具有限公司 | Adapter for swing power tool |
| CN104552184B (en) * | 2013-10-21 | 2017-04-19 | 苏州宝时得电动工具有限公司 | Oscillator and adaptor thereof |
| CN106142019B (en) * | 2016-08-26 | 2018-10-26 | 朱文蔚 | Saw blade work head and the power tool with the work head and installation method |
| CN106426007B (en) * | 2016-11-04 | 2019-02-05 | 朱文蔚 | Adapter and driving device, and the installation method of connection pendulum-type tool |
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| EP0899063A2 (en) * | 1997-08-30 | 1999-03-03 | Black & Decker Inc. | A power tool having interchangeable tool head |
| CN1313177A (en) * | 2000-03-10 | 2001-09-19 | 布莱克-德克尔公司 | Connecting mechanism |
| CN1357431A (en) * | 2000-12-07 | 2002-07-10 | C.&E.法因两合公司 | Toolholders and adapters used to secure the tool on the drive shaft |
| DE102004050798A1 (en) * | 2004-10-19 | 2006-04-20 | Robert Bosch Gmbh | Device for fastening a tool to an oscillating drivable drive shaft of a hand tool machine |
| CN101623862A (en) * | 2008-07-08 | 2010-01-13 | C.&E.泛音有限公司 | Tool with mounting holes for positive connection to different drive shafts |
| CN201483468U (en) * | 2009-09-02 | 2010-05-26 | 苏州宝时得电动工具有限公司 | Adapter |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US4624323A (en) * | 1985-02-07 | 1986-11-25 | Burrola Henry G | Multi-purpose impact hand tool kit |
| CN201597020U (en) * | 2009-07-01 | 2010-10-06 | 蔡吕乾 | Working head of tilting tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0899063A2 (en) * | 1997-08-30 | 1999-03-03 | Black & Decker Inc. | A power tool having interchangeable tool head |
| CN1313177A (en) * | 2000-03-10 | 2001-09-19 | 布莱克-德克尔公司 | Connecting mechanism |
| CN1357431A (en) * | 2000-12-07 | 2002-07-10 | C.&E.法因两合公司 | Toolholders and adapters used to secure the tool on the drive shaft |
| DE102004050798A1 (en) * | 2004-10-19 | 2006-04-20 | Robert Bosch Gmbh | Device for fastening a tool to an oscillating drivable drive shaft of a hand tool machine |
| CN101623862A (en) * | 2008-07-08 | 2010-01-13 | C.&E.泛音有限公司 | Tool with mounting holes for positive connection to different drive shafts |
| CN201483468U (en) * | 2009-09-02 | 2010-05-26 | 苏州宝时得电动工具有限公司 | Adapter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102554881A (en) | 2012-07-11 |
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