CN108372485A - A kind of multi-functional output mechanism of electric tool - Google Patents
A kind of multi-functional output mechanism of electric tool Download PDFInfo
- Publication number
- CN108372485A CN108372485A CN201810153272.3A CN201810153272A CN108372485A CN 108372485 A CN108372485 A CN 108372485A CN 201810153272 A CN201810153272 A CN 201810153272A CN 108372485 A CN108372485 A CN 108372485A
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- CN
- China
- Prior art keywords
- rear end
- clamping
- buckle
- electric tool
- output mechanism
- 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.)
- Granted
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 19
- 210000000078 claw Anatomy 0.000 claims abstract description 22
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 210000002435 tendon Anatomy 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
-
- 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
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The present invention relates to a kind of multi-functional output mechanisms of electric tool, belong to power tools technology field.The mechanism includes the output shaft body for having tool heads jack, the front end of the output shaft body with casing grafting tenon, rear end is with by the expansion structure of clamping；It is characterized in that：The rear end of the jack forms the extension diameter section of placement buckle, and the rear end of the buckle swells and axis forward extends out at least a pair of of elastic card claw, and it is convex that two opposite claw fronts are respectively formed clamping inwardly；The rear end of the buckle is resisted against the plug upper limit for being fixed on the jack extension diameter section.Clamping or the various tool heads of clamping can be adapted to using the present invention, one-handed performance is only needed to insert or dismantle, it is very convenient and safe and reliable.
Description
Technical field
The present invention relates to a kind of output mechanism of tool, the multi-functional output mechanism of especially a kind of electric tool belongs to
Power tools technology field.
Background technology
According to the applicant understood, or the electric tool output shaft of existing electric wrench etc can only match with hexagonal counterbore
Wrench socket（Abbreviation sleeve, referring to Fig. 5）, or screwdriver bit can only be matched（Abbreviation screwdriver bit, referring to Fig. 6）.When needs are in difference
When applications, needs separately to purchase a machine or match special adapter, you can it is uneconomical, it is also inconvenient.
Retrieval is it is found that application No. is the U.S. Patent Publication Document of US8366122B2 one kind can taking into account sleeve and spiral shell
The dual-purpose output shaft of silk screwdriver bit.But when installation is with dismounting screwdriver bit, it is necessary to which both hands operate --- passage outer ring bushing solution on the other hand
Lock, the other hand are inserted into or broadcast screwdriver bit, not convenient enough.In addition, in order to realize double-purpose functional, it has to lengthen output shaft
Make the strength reduction of output shaft with the movement and setting square tenon part, the length additionally having more that adapt to outer ring bushing；And it is defeated
The assembly parts of shaft up to 8,9, it is wordy.
Invention content
The primary purpose of the present invention is that：The shortcomings that existing for the above-mentioned prior art proposes a kind of one-handed performance
Facilitate the multi-functional output mechanism of electric tool for completing tool heads installation or removal.
Further aim of the present invention is：It proposes that a kind of one-handed performance can facilitate to complete various tool heads installations or tear open
The multi-functional output mechanism of electric tool unloaded.
In order to reach the above primary and foremost purpose, the multi-functional output mechanism basic technical scheme of electric tool of the invention is：Packet
The output shaft body with tool heads jack is included, the front end of the output shaft body has to be had with the tenon of casing grafting, rear end
Have by the expansion structure of clamping；The rear end of the jack forms the extension diameter section of placement buckle, and the rear end of the buckle swells and axis
At least a pair of of elastic card claw is forward extended out, it is convex that two opposite claw fronts are respectively formed clamping inwardly.
In addition, applicant has grasped the specification of existing screwdriver etc tool heads by extensive market survey：Absolutely mostly
Number is that grip shank limits section（That is rear end is to the recessed distance of clamping）Shorter American-European system（Referring to Fig. 1 a）With grip shank limit section compared with
Long Japan's system（Referring to Fig. 1 b）, other a small number of nonstandard systems then to fall between for grip shank limit section.In order to reach with
Upper further purpose, the multi-functional output mechanism of electric tool of the invention, which further improves, is：The rear end of the buckle is swollen
It rises and axis forward extends out at least four（Two pairs）Elastic card claw, it is convex that two opposite claw fronts are respectively formed clamping inwardly, institute
It is convex to state clamping of at least four elastic card claws at least two gears.
As long as in this way, the clamping of two gears is convex corresponding with America and Europe's system and Japanese system respectively, you can adaptation clamping is exhausted
Most of tool heads, and a small number of nonstandard tool heads then can be by the frictional force quilt of four convex claws of at least two gear clampings
Clamping.When by tool heads be inserted into output shaft body jack when, shank by by jack buckle elasticity clamping or clamping, because
This needs one-handed performance, is very easy to.When due to the use of tool, it can only be acted on by axial compressive force, therefore tool heads
It is not fallen out after inserting, securely and reliably.When needing to change tool heads, as long as appropriate force overcomes elastic clamping or clamping action
Power, you can puller head also need to only can be operated by single hand, very convenient.
The present invention, which further improves, to be also had：
The rear end of the buckle is resisted against the plug upper limit for being fixed on the jack extension diameter section.
The buckle is stamping with elastic metallic plank, and the rear end face edge with six radiation tendons is antecurvature, and formation swells
Section.
It is described to swell after section front end undergauge that axis forward extends out elastic card claw, the opposite claw front difference of two of which respectively
The clamping inwardly for forming the first gear is convex, and the clamping inwardly that the opposite claw front of other four is respectively formed the second gear is convex.
The extension diameter section rear end of the tool heads jack is provided with circumferentially uniformly distributed axially extending limiting slot, and described swell is made in section
There is the limiting card that turns up to match with the limiting slot.
The plug turns up with rear end positions side.
Description of the drawings
The present invention will be further described below with reference to the drawings.
Fig. 1 a and Fig. 1 b are respectively the dimensional structure diagram of American-European system and Japan tool heads processed.
Fig. 2 is the structural schematic diagram of one embodiment of the invention.
Fig. 3 is the output shaft body construction schematic diagram of Fig. 2 embodiments.
Fig. 4 is the buckle dimensional structure diagram of Fig. 2 embodiments.
Fig. 5 is the dimensional structure diagram of Fig. 2 embodiment installation sleeves.
Fig. 6 is the dimensional structure diagram that Fig. 2 embodiments assign screwdriver bit.
Fig. 7 is the schematic cross-sectional view that Fig. 2 embodiments assign screwdriver bit.
Fig. 8 is the dimensional decomposition structure diagram that Fig. 2 embodiments match screwdriver bit.
Fig. 9 is the structural schematic diagram that Fig. 2 embodiments are mounted on electric wrench.
Specific implementation mode
Embodiment one
The multi-functional output mechanism of electric tool of the present embodiment is as shown in Figure 2,3, 4, only exports shaft body 1, buckle 2 and plug
3 three parts.Wherein, 1 front end of output shaft body with central hexagonal section tool heads jack 1-1 is and casing grafting
Rectangular section tenon 1-2, rear end are the double-vane expansion structure 1-3 for clamping.The rear end of jack 1-1 forms placement buckle 2
The rear end of extension diameter section 1-4, extension diameter section 1-4 are provided with the axially extending limiting slot 1-5 of circumferentially uniformly distributed six.
Buckle 2 is stamping with elastic metallic plank, and the edges rear end face 2-1 with six radiation tendons are antecurvature, and formation swells
Section 2-5 can generate more preferably resilient clamp effect in this way.This swells after section front ends 2-5 undergauge that axis forward extends out bullet respectively
Property claw 2-4, the opposite claw front of two of which is respectively formed first grade to match with American-European screwdriver bit grip shank limit section processed
The position convex 2-2 of clamping inwardly, the opposite claw front of other four are respectively formed the to match with Japan screwdriver bit grip shank limit section processed
The two gears convex 2-3 of clamping inwardly.And swell the limiting card 2-6 that turns up for being formed on section 2-5 and matching with limiting slot 1-5.After assembly,
The rear end face 2-1 of buckle 2 is resisted against on the plug 3 that interference is fixed with pressure in jack extension diameter section 1-4 and limiting card 2-6 cards
In limiting slot 1-5, to limit axially back and forth, even if keeping its rigging position if by the active force buckle 2 for extracting direction
It is constant, it will not play.Plug 3 turns up with rear end positions side.
In use, the multi-functional output mechanism of the electric tool of the present embodiment can both have been covered on tenon as shown in Figure 5 it is sleeved,
Also screwdriver bit can be inserted into jack as shown in Figure 6.It will be respectively by phase after being inserted into due to most common American-European system or Japan's screwdriver bit
Answer the clamping of gear is convex to fall into the recessed interior clamping of its clamping（Referring to Fig. 7, Fig. 8）, and a small number of nonstandard screwdriver bits then will be simultaneously by front and back crosspiece
The frictional force clamping of the convex generation of clamping at position six, therefore various existing screwdriver bits are adapted to, no matter insert or removes, it is singlehanded
It inserts, dial, it is very convenient.
As shown in figure 9, after the present embodiment is applied on electric wrench, without separately matching adapter, you can both conforming sleeves,
It is adapted to screwdriver bit again, and realizes singlehanded assembly and dismounting sleeve and screwdriver bit.And compared with prior art, due to being not necessarily to examine
Consider the displacement distance of outer ring bushing, therefore axial dimension is short, advantageously ensures that the intensity of output shaft, parts count subtract significantly
It is few.
In addition to the implementation, the present invention can also have other embodiment.For example, the rear end of buckle can be resisted against
Raised upper limit in jack, etc..All technical solutions formed using equivalent substitution or equivalent transformation, are all fallen within the present invention and wanted
The protection domain asked.
Claims (7)
1. a kind of multi-functional output mechanism of electric tool includes the output shaft body with tool heads jack, the output shaft sheet
The front end of body with casing grafting tenon, rear end is with by the expansion structure of clamping；It is characterized in that：After the jack
End forms the extension diameter section of placement buckle, and the rear end of the buckle swells and axis forward extends out at least a pair of of elastic card claw, opposite
It is convex that two claw fronts are respectively formed clamping inwardly.
2. the multi-functional output mechanism of electric tool according to claim 1, it is characterised in that：The rear end of the buckle swells
And axis forward extends out at least four elastic card claws, and it is convex that two opposite claw fronts are respectively formed clamping inwardly, and described at least four
A elastic card claw has the clamping of at least two gears convex.
3. the multi-functional output mechanism of electric tool according to claim 2, it is characterised in that：The rear end of the buckle against
In the plug upper limit for being fixed on the jack extension diameter section.
4. the multi-functional output mechanism of electric tool according to claim 3, it is characterised in that：The buckle elastic metallic
Sheet stamping forming, the rear end face edge with six radiation tendons is antecurvature, and formation swells section.
5. the multi-functional output mechanism of electric tool according to claim 3 or 4, it is characterised in that：It is described to swell a section front end
Axis forward extends out elastic card claw respectively after undergauge, and the opposite claw front of two of which is respectively formed the clamping inwardly of the first gear
Convex, the clamping inwardly that the opposite claw front of other four is respectively formed the second gear is convex.
6. the multi-functional output mechanism of electric tool according to claim 5, it is characterised in that：The expansion of the tool heads jack
Diameter section rear end is provided with circumferentially uniformly distributed axially extending limiting slot, described to swell the limit of turning up for being formed in section and matching with the limiting slot
Position card.
7. the multi-functional output mechanism of electric tool according to claim 6, it is characterised in that：The plug has outside rear end
Turn over positioning side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810153272.3A CN108372485B (en) | 2018-02-22 | 2018-02-22 | Multifunctional output mechanism of electric tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810153272.3A CN108372485B (en) | 2018-02-22 | 2018-02-22 | Multifunctional output mechanism of electric tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108372485A true CN108372485A (en) | 2018-08-07 |
| CN108372485B CN108372485B (en) | 2023-06-06 |
Family
ID=63017744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810153272.3A Active CN108372485B (en) | 2018-02-22 | 2018-02-22 | Multifunctional output mechanism of electric tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108372485B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109202821A (en) * | 2018-09-20 | 2019-01-15 | 山西成功汽车制造有限公司 | Automobile-used screw-threaded coupling tool |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3538675A1 (en) * | 1985-10-31 | 1987-05-07 | Werner Hermann Wera Werke | SCREWDRIVER INSERT |
| CN2294139Y (en) * | 1997-06-03 | 1998-10-14 | 林庆洲 | Screwdriver having multiple substituted tool pieces and able to change its length |
| TWI280907B (en) * | 2006-05-15 | 2007-05-11 | Hong-Jehn Huang | A transmission shaft structure for a ratchet wrench |
| WO2008006473A1 (en) * | 2006-07-12 | 2008-01-17 | Wifag Maschinenfabrik Ag | Impression cylinder having a narrow clamping slot |
| CN102166663A (en) * | 2011-04-19 | 2011-08-31 | 南京久驰机电实业有限公司 | Quick-change drill chuck |
| CN201960511U (en) * | 2011-01-11 | 2011-09-07 | 杭州巨星科技股份有限公司 | Screwdriver capable of smoothly pushing out screwdriver head |
| CN202037577U (en) * | 2011-04-28 | 2011-11-16 | 杭州巨星科技股份有限公司 | Multifunctional screw driver with lamp for plastic handle |
| TW201242729A (en) * | 2011-04-29 | 2012-11-01 | Trong-Ruey Lin | Dual-purpose connector structure |
| FR2975033A1 (en) * | 2011-05-13 | 2012-11-16 | Castorama France | HAND TOOL EQUIPPED WITH A DEVICE FOR FASTENING AT LEAST ONE TOOL HEAD AT THE END OF AT LEAST ONE HANDLE |
| CN103042506A (en) * | 2011-10-17 | 2013-04-17 | 南京德朔实业有限公司 | Clamping device |
| CN105171666A (en) * | 2015-09-30 | 2015-12-23 | 宁波市创佳工业设计有限公司 | Screwdriver bit conversion mechanism |
| CN206824701U (en) * | 2017-05-10 | 2018-01-02 | 南京汤峰机电有限公司 | A kind of electric tool with additional header |
-
2018
- 2018-02-22 CN CN201810153272.3A patent/CN108372485B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3538675A1 (en) * | 1985-10-31 | 1987-05-07 | Werner Hermann Wera Werke | SCREWDRIVER INSERT |
| CN2294139Y (en) * | 1997-06-03 | 1998-10-14 | 林庆洲 | Screwdriver having multiple substituted tool pieces and able to change its length |
| TWI280907B (en) * | 2006-05-15 | 2007-05-11 | Hong-Jehn Huang | A transmission shaft structure for a ratchet wrench |
| WO2008006473A1 (en) * | 2006-07-12 | 2008-01-17 | Wifag Maschinenfabrik Ag | Impression cylinder having a narrow clamping slot |
| CN201960511U (en) * | 2011-01-11 | 2011-09-07 | 杭州巨星科技股份有限公司 | Screwdriver capable of smoothly pushing out screwdriver head |
| CN102166663A (en) * | 2011-04-19 | 2011-08-31 | 南京久驰机电实业有限公司 | Quick-change drill chuck |
| CN202037577U (en) * | 2011-04-28 | 2011-11-16 | 杭州巨星科技股份有限公司 | Multifunctional screw driver with lamp for plastic handle |
| TW201242729A (en) * | 2011-04-29 | 2012-11-01 | Trong-Ruey Lin | Dual-purpose connector structure |
| FR2975033A1 (en) * | 2011-05-13 | 2012-11-16 | Castorama France | HAND TOOL EQUIPPED WITH A DEVICE FOR FASTENING AT LEAST ONE TOOL HEAD AT THE END OF AT LEAST ONE HANDLE |
| CN103042506A (en) * | 2011-10-17 | 2013-04-17 | 南京德朔实业有限公司 | Clamping device |
| CN105171666A (en) * | 2015-09-30 | 2015-12-23 | 宁波市创佳工业设计有限公司 | Screwdriver bit conversion mechanism |
| CN206824701U (en) * | 2017-05-10 | 2018-01-02 | 南京汤峰机电有限公司 | A kind of electric tool with additional header |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109202821A (en) * | 2018-09-20 | 2019-01-15 | 山西成功汽车制造有限公司 | Automobile-used screw-threaded coupling tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108372485B (en) | 2023-06-06 |
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| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: A multifunctional output mechanism for electric tools Effective date of registration: 20231130 Granted publication date: 20230606 Pledgee: Zijin Branch of Nanjing Bank Co.,Ltd. Pledgor: NANJING JIUCHI ELECTROMECHANICAL INDUSTRY Co.,Ltd. Registration number: Y2023980067996 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20230606 Pledgee: Zijin Branch of Nanjing Bank Co.,Ltd. Pledgor: NANJING JIUCHI ELECTROMECHANICAL INDUSTRY Co.,Ltd. Registration number: Y2023980067996 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A multifunctional output mechanism for electric tools Granted publication date: 20230606 Pledgee: Zijin Branch of Nanjing Bank Co.,Ltd. Pledgor: NANJING JIUCHI ELECTROMECHANICAL INDUSTRY Co.,Ltd. Registration number: Y2024980009641 |