CN102873671A - Rotating tool and quick-mounting chuck thereof - Google Patents
Rotating tool and quick-mounting chuck thereof Download PDFInfo
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- CN102873671A CN102873671A CN2012103878112A CN201210387811A CN102873671A CN 102873671 A CN102873671 A CN 102873671A CN 2012103878112 A CN2012103878112 A CN 2012103878112A CN 201210387811 A CN201210387811 A CN 201210387811A CN 102873671 A CN102873671 A CN 102873671A
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Abstract
The invention discloses a rotating tool and a quick-mounting chuck thereof. The quick-mounting chuck comprises a chuck main body, a moving piece and a rear sleeve, wherein the moving piece has a locking function; the rear sleeve compresses or releases the moving piece by moving along the first direction; and the moving piece is arranged in the chuck main body. The rotating tool comprises the quick-mounting chuck, a shell, a gearbox and an output shaft, wherein the gearbox has a transmission function; the gearbox or the shell is provided with a locking groove which is matched with the moving piece to realize locking; and a sleeve structure of the chuck main body is sleeved on the periphery of the gearbox or the shell with the locking groove. The rotating tool and the quick-mounting chuck thereof have the advantages that by ingenious structures, a user can simply operate the rotating tool and the quick-mounting chuck thereof to realize quick mounting and dismounting, a special tool is not required, and after the chuck is detached from the rotating tool, the rotating tool can still realize functions of a screwdriver.
Description
Technical field
The present invention relates to a kind of by rotating instrument and the chuck thereof of practical function, in particular to a kind of class instrument and Quick-mounting clamp head that can quick-detachment thereof of rotating.
Background technology
Rotating class work generally refers to come practical function by the rotation of working accessory, such as electric drill or electric screwdriver etc., we know for the installment work annex, often need frequently to dismantle chuck, the chuck of common electric drill and the connected mode of output shaft generally are after chuck and output shaft screw thread screw, by the chuck screw chuck to be pushed down again.This some shortcomings that are fastenedly connected mode are: the dismounting of chuck is more loaded down with trivial details, and then the chuck screw of at first will back-outing screws off chuck, after if electric drill uses a period of time, even utilize specific purpose tool, dismounting is also had any problem, and is unfavorable for switching fast other working heads; Because will twist the chuck screw on the output shaft, screwdriver bit can't directly be inserted on the output shaft and use.In this case, screwdriver bit must lean on the chuck clamping, and whole tool length is longer, is unfavorable in narrow space work; If cancellation chuck screw, then electric drill being threaded and getting loose between chuck and the output shaft when counter-rotating work.
Summary of the invention
For solving the deficiencies in the prior art, the rotation class instrument that the object of the present invention is to provide a kind of Quick-mounting clamp head that can dismantle rapidly and have this chuck.
In order to realize above-mentioned target, Quick-mounting clamp head of the present invention comprises: thus clamper main body, be used for locking movable part, by along the mobile rear cover that compresses or discharge aforementioned movable part of first direction, be used for the driving shaft that carry-over moment is rotated clamper main body; Aforementioned movable part is installed in the aforementioned clamper main body, and driving shaft is polygon perpendicular to the cross section of axis, and driving shaft is fixedly connected with clamper main body.Particularly, aforementioned movable part is spheroid.
Further, aforementioned Quick-mounting clamp head also comprises: be used for driving aforementioned clamper main body and have to the accumulation of energy part of the position movement that compresses aforementioned movable part, aforementioned rear cover and clamper main body are slidingly connected, aforementioned clamper main body is divided into head and afterbody, its end at head is formed with the clamp structure for the clamping working accessory, the afterbody of aforementioned clamper main body is the uncovered tube-in-tube structure in end, the sidewall of aforementioned tube-in-tube structure is formed with for what aforementioned movable part part was passed through and passes the hole, particularly, aforementioned movable part is spheroid.The corresponding aforementioned hole of passing is the revolution body opening take second direction as axis of rotation; Aforementioned second direction is perpendicular to aforementioned first direction.
In order to realize the function of rear cover, the inwall of aforementioned rear cover is formed with: be used for oppressing aforementioned movable part and enter the compressing wall of aforementioned locking slotted eye, more aforementioned compressing wall and be used for loosening and hold loosening wall, be arranged on aforementioned compressing wall and loosen the transition wall of angled transition between the wall of aforementioned movable part further from aforementioned clamper main body center.
Rear cover is slidingly connected at the periphery of aforementioned tube-in-tube structure.Aforementioned accumulation of energy part is arranged between the tube-in-tube structure and rear cover of aforementioned clamper main body.Aforementioned accumulation of energy part is the helical spring of periphery that is socketed in the tube-in-tube structure of aforementioned clamper main body.The periphery of the tube-in-tube structure of aforementioned clamper main body is formed with the mounting groove for fixing aforementioned accumulation of energy part.Aforementioned rear cover inwall is formed with the mounting structure for fixing aforementioned accumulation of energy part.The mounting structure of aforementioned rear cover is the ledge structure that rear cover inwall forms, and is provided with pad in the aforementioned mounting groove; Said spiral spring one end withstands aforementioned ledge structure, and the other end withstands aforementioned pad.The outer back-up ring that is arranged with for spacing aforementioned rear cover that the tube-in-tube structure of aforementioned clamper main body is uncovered.
Aforementioned rear cover can also consist of with aforementioned clamper main body and is threaded.Realize the movement of rear cover by rotation.
A kind of rotation class instrument, comprise: the gear-box and the output shaft that are used for transmission, it is characterized in that, also comprise: aforementioned Quick-mounting clamp head, aforesaid gears case or output shaft are provided with the lock slots that consists of locking for cooperating with aforementioned movable part, and the tube-in-tube structure of aforementioned clamper main body is socketed in the gear-box that is provided with aforementioned lock slots or the periphery of output shaft.
Usefulness of the present invention is: make user's shirtsleeve operation namely realize fast assembling-disassembling by structure cleverly, and do not need special instrument, and rotation class instrument of the present invention can be realized the function of screwdriver after removing chuck.
Description of drawings
Fig. 1 is the schematic appearance of a preferred embodiment of Quick-mounting clamp head of the present invention;
Fig. 2 is blast structural representation embodiment illustrated in fig. 1;
Fig. 3 is sectional structure schematic diagram embodiment illustrated in fig. 1;
Fig. 4 is the structural representation of middle clamper main body embodiment illustrated in fig. 1;
Fig. 5 be embodiment illustrated in fig. 1 in after the cover structural representation;
Fig. 6 is the structural representation of a preferred embodiment under installment state of rotation class instrument of the present invention;
Fig. 7 is the structural representation under disengaged condition embodiment illustrated in fig. 6.
The implication of Reference numeral among the figure:
The 1-clamper main body, the 101-clamp structure, the 102-tube-in-tube structure, 103-passes the hole,
The 104-mounting groove;
The 2-movable part;
Overlap behind the 3-, 301-oppresses wall, 302-transition wall, and 303-loosens wall;
4-accumulation of energy part;
The 5-pad;
The 6-back-up ring;
The 7-driving shaft;
The 8-output shaft;
The 9-gear-box, the 901-lock slots;
The F-first direction, the H-second direction.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is done concrete introduction.
Referring to figs. 1 through shown in Figure 5, Quick-mounting clamp head of the present invention comprises: clamper main body 1, movable part 2, rear cover 3, movable part 2 are arranged between clamper main body 1 and the rear cover 3.
Wherein, clamper main body 1 is divided into head and afterbody two parts, head is formed with the clamp structure 101 for the clamping device annex, afterbody is formed with tube-in-tube structure 102, one end of tube-in-tube structure 102 is uncovered for socket, sidewall in this tube-in-tube structure 102 has the more than one hole 103 of passing, the effect of passing hole 103 is to hold movable part 2, movable part 2 is entered pass hole 103, and its part is invaded the inner space of tube-in-tube structure 102 by passing hole 103, but movable part 2 can't pass completely through and pass hole 103, in order to realize such purpose, passes hole 103 and is divided into two parts: larger near the Outboard Sections space, less near inboard segment space, the eyelet that passes accordingly 103 outsides, hole is larger, and movable part 2 can be freed in and out, and passes the less position with restraint spare 2 of eyelet of 103 inboards, hole.
Be provided with driving shaft 7 at clamper main body 1 afterbody, the effect of driving shaft 7 is to cooperate the transmission that realizes moment with the output shaft 8 of electric tool, thereby drives the attachment work of clamping in the clamper main body 1.Need to prove, driving shaft 7 is polygon perpendicular to the cross section of axis, as preferably being hexagon, can better realize so circumferential transmission and fixing.
As a kind of preferred version, pass hole 103 and be the revolution body opening take second direction H as axis of rotation.
As a kind of preferred version, rear cover 3 inwalls are formed with compressing wall 301, transition wall 302, loosen wall 303, oppressing wall 301 and loosening wall 303 all is straight wall, no matter the contact point of movable part 2 is at compressing wall 301 or loosen in the scope of wall 303, compressing wall 301 and loosen wall 303 and all can play position-limiting action compressing wall 301 to movable part and be used for compressing movable part 2 and enter and pass hole 103 and realize locking, loosen wall 303 and be used for relaxation exercise part 2, can partly withdraw from the possibility of passing hole 103.Different from them is, transition wall 302 is arranged between them, and transition wall 302 tilts, when the contact point of movable part 2 is in transition wall 302 scopes, transition wall 302 is in the face of the active force of movable part 2 and spacingly change gradually, realizes being urged to the transition of loosening.Certainly, the inwall of rear cover 3 can also adopt other with the similar structure of above-mentioned wall structure.
In order to make movable part 2 and contacting of rear cover 3 inwalls not be subjected to the impact of movable part 2 self attitude, we wish movable part 2 under any attitude, can both contact with rear cover 3 inwalls, and preferably contact, as a kind of preferred version, movable part 2 is spheroid.
As previously mentioned, the movement of rear cover 3 can change the state of movable part 2 or make the change of movable part 2 have possibility, but in working order or when treating the clamping state, we wish that rear cover 3 and movable part 2 are in a kind of metastable state and can in time be returned to this stable state after external force is cancelled.As a kind of preferred version, second direction H is perpendicular to first direction F, when Quick-mounting clamp head is installed along first direction F, so movable part 2 can play stopping function on first direction F in the intrusion of second direction H.
In order to realize above-mentioned designing requirement, one of them scheme is to be provided with accumulation of energy part 4 between rear cover 3 and the clamper main body 1, its effect just is to make rear cover 3 in the situation that there is not external force, guarantee certain position at first direction F, make the part contact movable part 2 of rear cover 3 compressing movable parts 2, be in the state of locking.
Another scheme, be exactly to overlap afterwards 3 to consist of with the tube-in-tube structure 102 of clamper main body 1 afterbody and to be threaded, rear cover 3 is formed with internal thread, tube-in-tube structure 102 is formed with external screw thread, after realizing by rotation cover 3 on first direction F with the relatively moving of clamper main body 1, this scheme is that those skilled in the art easily expect and easily realization on the basis of the above description, does not add at this and gives unnecessary details.
As a kind of preferred version, accumulation of energy part 4 can be the helical spring of periphery that is socketed in the tube-in-tube structure 102 of clamper main body 1.In other embodiment, helical spring also can not be socketed on the tube-in-tube structure 102, but takes to be directly installed on the clamper main body 1 and the mode that engages with rear cover 3 arranges.After the design main points of knowing accumulation of energy part 4 of the present invention, also can adopt the other technologies scheme, a kind of mentality of designing is, accumulation of energy part 4 adopts various forms of because the elastic component that material self elasticity is made, by the function of himself elastic recovery realization accumulation of energy part 4, than helical spring scheme described above, another kind of mentality of designing is to utilize magnetic, the accumulation of energy part is divided into two magnetic parts that mutually repel 4 this moments, and is fixing with rear cover 3 and clamper main body 1 respectively, realizes purpose by magnetic.Certainly, the function of accumulation of energy part 4 also can adopt other the complex mechanism that the external energy is arranged, though do not meet application scenarios of the present invention, must think to be subject to enlightenment of the present invention.
For fixing accumulation of energy part 4 better, the periphery of the tube-in-tube structure 102 of clamper main body 1 is formed with for fixing mounting groove 104, rear cover 3 inwalls are formed with for the fixing mounting structure of accumulation of energy part 4, but mounting groove 104 and mounting structure both mounting spring also can be placed magnetic part, when accumulation of energy part 4 is helical spring, be provided with pad 5 in the mounting groove 104, the mounting structure of rear cover 3 is the ledge structure that rear cover 3 inwalls form, and pad 5 and ledge structure have been fixed respectively helical spring two ends like this.When adopting other forms of accumulation of energy part 4, mounting structure and mounting groove 104 can be made suitable change, and this is that those skilled in the art easily expect.
What need explanation a bit is, we wish at the moving direction of rear cover 3 relaxation exercise parts 2 consistent with the direction of pulling up Quick-mounting clamp head, the position of compressing wall 301, transition wall 302 should suitably be set, loosening wall 303, wherein loosen the side that wall 303 is positioned at transition wall 302 more close clamper main body 1 afterbodys, compressing wall 301 is positioned at opposite side, in addition, accumulation of energy part 4 should make rear cover 3 have the trend that moves to clamper main body 1 afterbody.
As a kind of preferred version, the outer back-up ring 6 that is arranged with for spacing above-mentioned rear cover 3 that the tube-in-tube structure of clamper main body 1 102 is uncovered.This is in order better to overlap 3 position after the restriction, to prevent that it from getting loose.
To shown in Figure 7, rotation class instrument of the present invention also comprises except above-mentioned Quick-mounting clamp head with reference to Fig. 6: be used for the gear-box 9 of transmission and output shaft 8 etc.Gear-box 9 or driving shaft 7 are provided with the lock slots 901 that consists of locking for cooperating with movable part 2.In mounted state lower time, the tube-in-tube structure 102 of clamper main body 1 is socketed in the gear-box 9 that is provided with above-mentioned lock slots 901 or the periphery of driving shaft 7.
As shown in Figure 6, when the mounted state of Quick-mounting clamp head, movable part 2 cooperates with lock slots 901 realizes locking, if need release, left side pulling in Fig. 6 overlaps 3 afterwards to state shown in Figure 7, in this process, at first mobile relaxation exercise part 2 releases of rear cover 3, the words that continue pulling can unload Quick-mounting clamp head of the present invention.
In addition, need to prove, output shaft 8 be provided with for the interior angle hole of driving shaft 7 assembling, as preferably, inner hexagonal hole, even this is not so that when using Quick-mounting clamp head of the present invention, rotation class instrument of the present invention still can be directly fixing a few thing annex.
Above demonstration and described basic principle of the present invention, principal character and advantage.The technical staff of the industry should understand, and above-described embodiment does not limit the present invention in any form, and all employings are equal to replaces or technical scheme that the mode of equivalent transformation obtains, all drops in protection scope of the present invention.
Claims (13)
1. Quick-mounting clamp head is characterized in that, comprising: thus clamper main body, be used for locking movable part, by along the mobile rear cover that compresses or discharge above-mentioned movable part of first direction, be used for the driving shaft that carry-over moment is rotated clamper main body; Above-mentioned movable part is installed in the above-mentioned clamper main body, and above-mentioned driving shaft is polygon perpendicular to the cross section of axis, and above-mentioned driving shaft is fixedly connected with clamper main body.
2. Quick-mounting clamp head according to claim 1, it is characterized in that, also comprise: be used for driving above-mentioned clamper main body and have to the accumulation of energy part of the position movement that compresses above-mentioned movable part, above-mentioned rear cover and clamper main body are slidingly connected, above-mentioned clamper main body is divided into head and afterbody, its end at head is formed with the clamp structure for the clamping working accessory, the afterbody of above-mentioned clamper main body is the uncovered tube-in-tube structure in end, the sidewall of above-mentioned tube-in-tube structure is formed with for what above-mentioned movable part part was passed through and passes the hole, and above-mentioned rear cover is slidingly connected at the periphery of above-mentioned tube-in-tube structure.
3. Quick-mounting clamp head according to claim 2 is characterized in that, above-mentioned accumulation of energy part is arranged between the tube-in-tube structure and rear cover of above-mentioned clamper main body.
4. Quick-mounting clamp head according to claim 3 is characterized in that, the periphery of the tube-in-tube structure of above-mentioned clamper main body is formed with the mounting groove for fixing above-mentioned accumulation of energy part.
5. Quick-mounting clamp head according to claim 4 is characterized in that, above-mentioned rear cover inwall is formed with the mounting structure for fixing above-mentioned accumulation of energy part.
6. Quick-mounting clamp head according to claim 5 is characterized in that, above-mentioned accumulation of energy part is the helical spring of periphery that is socketed in the tube-in-tube structure of above-mentioned clamper main body.
7. Quick-mounting clamp head according to claim 6 is characterized in that, the mounting structure of above-mentioned rear cover is the ledge structure that rear cover inwall forms, and is provided with pad in the above-mentioned mounting groove; Above-mentioned helical spring one end withstands above-mentioned ledge structure, and the other end withstands above-mentioned pad.
8. Quick-mounting clamp head according to claim 2 is characterized in that, the outer back-up ring that is arranged with for spacing above-mentioned rear cover that the tube-in-tube structure of above-mentioned clamper main body is uncovered.
9. Quick-mounting clamp head according to claim 1 is characterized in that, above-mentioned rear cover is threaded with above-mentioned clamper main body formation.
10. according to claim 1 to the described Quick-mounting clamp head of 9 any one, it is characterized in that, the inwall of above-mentioned rear cover is formed with: be used for oppressing above-mentioned movable part and enter the compressing wall of above-mentioned locking slotted eye, more above-mentioned compressing wall and be used for loosening and hold loosening wall, be arranged on above-mentioned compressing wall and loosen the transition wall of angled transition between the wall of above-mentioned movable part further from above-mentioned clamper main body center.
11. Quick-mounting clamp head according to claim 10 is characterized in that, above-mentioned movable part is spheroid.
12. Quick-mounting clamp head according to claim 11 is characterized in that, the above-mentioned hole of passing is the revolution body opening take second direction as axis of rotation; Above-mentioned second direction is perpendicular to above-mentioned first direction.
13. one kind is rotated the class instrument, comprise: the gear-box and the output shaft that are used for transmission, it is characterized in that, also comprise: such as the described Quick-mounting clamp head of claim 1 to 12 any one, said gear case or output shaft are provided with the lock slots that consists of locking for cooperating with above-mentioned movable part, and the tube-in-tube structure of above-mentioned clamper main body is socketed in the gear-box that is provided with above-mentioned lock slots or the periphery of output shaft.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2012103878112A CN102873671A (en) | 2012-10-15 | 2012-10-15 | Rotating tool and quick-mounting chuck thereof |
Applications Claiming Priority (1)
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CN2012103878112A CN102873671A (en) | 2012-10-15 | 2012-10-15 | Rotating tool and quick-mounting chuck thereof |
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CN102873671A true CN102873671A (en) | 2013-01-16 |
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CN2012103878112A Pending CN102873671A (en) | 2012-10-15 | 2012-10-15 | Rotating tool and quick-mounting chuck thereof |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104416545A (en) * | 2013-08-23 | 2015-03-18 | 苏州宝时得电动工具有限公司 | Electric tool end socket connection accessory and electric tool |
CN107199537A (en) * | 2017-07-12 | 2017-09-26 | 昆山义成工具有限公司 | Multi-functional chuck |
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DE3328886A1 (en) * | 1982-08-12 | 1984-02-23 | Hitachi Koki Co., Ltd., Tokyo | Electric hammer drill |
US5398946A (en) * | 1993-12-29 | 1995-03-21 | Poly-Tech Industries | Chuck having one-step lock and release |
CN2602882Y (en) * | 2003-01-31 | 2004-02-11 | 上海星特浩企业有限公司 | Multi-function working head quick assembling mechanism for electric tools |
CN201172205Y (en) * | 2008-02-05 | 2008-12-31 | 胡振钱 | Quick-fixing chuck for electric hammer and electric hammer with the quick-fixing chuck |
CN201659551U (en) * | 2009-02-27 | 2010-12-01 | 布莱克和戴克公司 | Head element retaining device |
CN102581824A (en) * | 2012-02-09 | 2012-07-18 | 南京德朔实业有限公司 | Chuck mechanism capable of automatically changing tool accessories |
CN202878267U (en) * | 2012-10-15 | 2013-04-17 | 南京德朔实业有限公司 | Rotating type tool and fast installation chuck thereof |
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2012
- 2012-10-15 CN CN2012103878112A patent/CN102873671A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3328886A1 (en) * | 1982-08-12 | 1984-02-23 | Hitachi Koki Co., Ltd., Tokyo | Electric hammer drill |
DE3328886C2 (en) * | 1982-08-12 | 1987-01-15 | Hitachi Koki Co., Ltd., Tokio/Tokyo | Electric hammer drill |
US5398946A (en) * | 1993-12-29 | 1995-03-21 | Poly-Tech Industries | Chuck having one-step lock and release |
CN2602882Y (en) * | 2003-01-31 | 2004-02-11 | 上海星特浩企业有限公司 | Multi-function working head quick assembling mechanism for electric tools |
CN201172205Y (en) * | 2008-02-05 | 2008-12-31 | 胡振钱 | Quick-fixing chuck for electric hammer and electric hammer with the quick-fixing chuck |
CN201659551U (en) * | 2009-02-27 | 2010-12-01 | 布莱克和戴克公司 | Head element retaining device |
CN102581824A (en) * | 2012-02-09 | 2012-07-18 | 南京德朔实业有限公司 | Chuck mechanism capable of automatically changing tool accessories |
CN202878267U (en) * | 2012-10-15 | 2013-04-17 | 南京德朔实业有限公司 | Rotating type tool and fast installation chuck thereof |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104416545A (en) * | 2013-08-23 | 2015-03-18 | 苏州宝时得电动工具有限公司 | Electric tool end socket connection accessory and electric tool |
CN104416545B (en) * | 2013-08-23 | 2016-08-10 | 苏州宝时得电动工具有限公司 | Electric tool termination connects adnexa and electric tool |
CN107199537A (en) * | 2017-07-12 | 2017-09-26 | 昆山义成工具有限公司 | Multi-functional chuck |
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Application publication date: 20130116 |