CN102729191B - Self-adaptive sleeve - Google Patents
Self-adaptive sleeve Download PDFInfo
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- CN102729191B CN102729191B CN201210222605.6A CN201210222605A CN102729191B CN 102729191 B CN102729191 B CN 102729191B CN 201210222605 A CN201210222605 A CN 201210222605A CN 102729191 B CN102729191 B CN 102729191B
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Abstract
The invention discloses a self-adaptive sleeve, comprising a sleeve main body, a plurality of clamping claws, a moving part and a limiting mechanism, wherein the sleeve main body is provided with a plurality of gaps; the clamping claws can be radially and movably arranged in the gaps of the sleeve main body and are connected with the sleeve main body by first bias elements; the moving part is jointed with the sleeve main body by a second bias element and is jointed with the clamping claws by inclined surfaces; the limiting mechanism comprises an operating part and a limiting part; the operating part can drive the limiting part to move between a first position and a second position; when being at the first position, the limiting part limits the moving part to move freely; and when being at the second position, the limiting part allows the moving part to move. The self-adaptive sleeve disclosed by the invention has the advantages that the opening size can be adjusted automatically according to bolts with different specifications, and a self-locking worokpiece can be quickly clamped without easy locking, so that the convenience in operation is greatly increased and the working efficiency is improved.
Description
Technical field
The present invention relates to the sleeve that a kind of fastener tool is used.
Background technology
In current conventional sleeve, the sleeve being used in conjunction with securing member that comprises plurality of specifications, but more because of compliant sleeve quantity, in use, carry inconvenience, and for common user, it is also more difficult how selecting the sleeve of required specification.
In patent WO2009132426, mentioned a kind of self adaptation sleeve, but it is because can not automatically reset, cause it in real work, there is stuck nuts can not take out bolt, can not take down fast the problems such as workpiece, can not well work.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of adjustable self adaptation sleeve, is not prone to the defect of stuck workpiece when work, can quick locking, discharge workpiece fast.
For solving the problems of the technologies described above, the invention provides a kind of self adaptation sleeve, it is characterized in that, comprise
One sleeve body, this sleeve body has a plurality of breach;
A plurality of jaws, this jaw can move radially in the breach that is arranged on described sleeve body, and is connected with sleeve body by the first biased element;
One moving-member, this moving-member engages with described sleeve body by the second biased element, and engages with described jaw by inclined-plane;
One position-limit mechanism, comprises functional unit and limiting component, and functional unit can drive limiting component to move between primary importance and the second place; In the time of primary importance, these limiting component moving-limiting parts move freely; In the time of the second place, this limiting component allows moving-member to move.
Described sleeve body comprises output shaft part, and this output shaft has junction surface, and described jaw is connected with this junction surface by the first biased element.
Described limiting component is located at the interior zone of described moving-member, on the opposite face of described limiting component and described moving-member, be provided with screw thread, described limiting component, in the time of primary importance, is threaded connection described moving-member to limit moving freely of described moving-member.
Described limiting component, in the time of primary importance, is threaded connection described moving-member, and described moving-member can be rotated by threaded engagement to realize and move axially on described limiting component.
Described functional unit is an action bars being clamped by described limiting component, has protruding, recessed two radial positions and be respectively described primary importance and the second place on described action bars.
Described limiting component by protruding, recessed two radial positions on described action bars drive can the space between described moving-member and described functional unit in radial motion.
Described functional unit is the action bars stretching in described output shaft, and described limiting component can move radially in the breach being arranged on described output shaft, and described limiting component can be driven and be moved radially between described primary importance and the second place by described action bars.
Described functional unit is outside to be connected with described output shaft by an elastomeric element.
The described inclined-plane that described moving-member engages with described jaw is open to jaw oral area skewed.
Described moving-member is set in described sleeve body outside, and described sleeve body outer surface is arranged to profile of tooth or is provided with tooth bar.
Described limiting component can move radially in the gap being located on described moving-member, and described limiting component medial surface has and can form the tooth that tooth engages with described tooth bar or serrated outer surface.
Described limiting component is in the time of primary importance, and this limiting component moves radially to engaging with described sleeve body upper rack or serrated outer surface, limits described moving-member and moves; In the time of the second place, this limiting component move radially to described sleeve body on tooth bar or serrated outer surface be separated, allow described moving-member to move axially.
Described functional unit connects a sheath that drives limiting component to move between primary importance and the second place, described sheath is driven and is axially moved along described moving-member outer surface by described functional unit, and engages with described limiting component outer surface by inclined-plane in it.
The described inclined-plane that described moving-member engages with described jaw is skewed to jaw shrink in lip.
A kind of self adaptation sleeve, is characterized in that, comprises
A sleeve body, this sleeve body has a plurality of breach;
A plurality of jaws, this jaw can move radially in the breach that is arranged on described sleeve body, and is connected with sleeve body by the first biased element;
A matrix, this matrix can be connected with instrument;
A moving-member, this moving-member engages with described sleeve body by the second biased element, and engages with described jaw by inclined-plane;
A position-limit mechanism, comprises functional unit and limiting component, and functional unit can drive limiting component to move between primary importance and the second place; In the time of primary importance, these limiting component moving-limiting parts move; In the time of the second place, this limiting component allows moving-member to move.
Described sleeve body has junction surface, and described jaw is connected with this junction surface by the first biased element.
Described second biased element one end is connected with described moving-member, and the other end is connected with described matrix.
Described moving-member is set in described sleeve body outside, and has the inclined-plane coordinating with described sleeve body.
Described limiting component can move radially in the gap being located on described moving-member.
Described functional unit is set in described moving-member outer surface and can axially moves along described moving-member outer surface, and described functional unit is connected with described moving-member by the flexible member arranging vertically.
Described functional unit coordinates with described limiting component outer surface by inclined-plane.
Described limiting component moves radially in the gap being located on described moving-member.
The beneficial effect that the present invention reaches:
The invention provides a kind of adaptive sleeve, can be according to the bolt of different size, automatically regulate openings of sizes, thereby realize the self adaptation to different size bolt, only needed a self adaptation sleeve of the present invention to carry out fastening operation to the bolt of plurality of specifications, realized self-locking to workpiece, automatically reset by clamping adjustment structure, and workpiece under can fast fetching, be difficult for stuck, thereby the convenience while greatly having improved operation has improved operating efficiency.
Brief description of the drawings
Fig. 1 is the self adaptation sleeve exploded view of embodiment 1;
Fig. 2 is self adaptation sleeve and the manual wrench assembly drawing of embodiment 1;
Fig. 3 is self adaptation sleeve and the electric wrench assembly drawing of embodiment 1;
Fig. 4 is the self adaptation sleeve original state cutaway view of embodiment 1;
Fig. 5 is the self adaptation sleeve clamping M12 bolt cutaway view of embodiment 1;
Fig. 6 is the self adaptation sleeve clamping M6 bolt cutaway view of embodiment 1;
Fig. 7 is that the self adaptation sleeve of embodiment 1 is thrown off bolt cutaway view;
Fig. 8 is the self adaptation sleeve exploded view of embodiment 2;
Fig. 9 is the self adaptation sleeve original state cutaway view of embodiment 2;
Figure 10-Figure 11 is the self adaptation sleeve duty cutaway view of embodiment 2;
Figure 12 is the self adaptation sleeve self-locking state cutaway view of embodiment 2;
Figure 13 is the self adaptation sleeve exploded view of embodiment 3;
Figure 14 is the self adaptation sleeve original state cutaway view of embodiment 3;
Figure 15 is the self adaptation sleeve duty cutaway view of embodiment 3;
Figure 16 is the self adaptation sleeve self-locking state cutaway view of embodiment 3.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.Following examples are only for technical scheme of the present invention is more clearly described, and can not limit the scope of the invention with this.
embodiment 1
As shown in Fig. 1-Fig. 7, be a kind of preferred embodiment of the present invention, self adaptation sleeve can adapt to the bolt of different size, and has quick locking, discharges fast the function of bolt.
As shown in Figure 1, Figure 2 and Figure 3, self adaptation sleeve 100 can be used in conjunction with manual wrench, electric wrench.
Self adaptation sleeve comprises: sleeve body 111, this sleeve body 111 has three breach 1111.Three mobilizable jaws 112, this jaw 112 can move radially in the breach 1111 that is arranged on sleeve body 111, and is connected with sleeve body 111 by the first biased element.Sleeve body 111 comprises output shaft part, and in the present embodiment, output shaft is main shaft 105, has junction surface 1051 on main shaft 105, and jaw 112 is connected with this junction surface 1051 by spring 113.In the present embodiment, junction surface is to be arranged at corresponding with three spring 113 positions on main shaft 105 three holes that hold spring 113 that can part.Spring 113 one end are contained in the hole of main shaft 105, and the other end is biased on jaw 112.In the present embodiment, the first biased element is spring 113, and jaw 112 is acted on by spring 113 radially, can move radially along breach.
One moving-member engages with sleeve body 111 by the second biased element, moving-member is placed on sleeve body 111 outsides, in the present embodiment, moving-member comprises outer sleeve 108 and shift(ing) ring 109, shift(ing) ring 109 is placed in outer sleeve 108 one end and can moves together with outer sleeve 108, on shift(ing) ring 109, there is a convex edge, be stuck on outer sleeve 108 by convex edge, shift(ing) ring 109 can be moved to jaw 112 directions with outer sleeve 108.Outer sleeve 108 also can be made a global facility with shift(ing) ring 109 in other embodiments.Shift(ing) ring 109 engages with jaw 112 by inclined-plane 1091; The second biased element is spring 110.Be clamped in the effect of the spring 110 between sleeve 111 and shift(ing) ring 109, shift(ing) ring 109 is non-rotatable moving back and forth in sleeve body 111, on shift(ing) ring 109, there is an inclined-plane 1091, coordinate with jaw 112 ramps 1121, when shift(ing) ring 109 (being folded workpiece direction) when motion forward, promote motion in jaw 112 radius vectors; In the time that shift(ing) ring 109 moves backward, jaw 112 radius vector under the first biased element effect is moved outward.One position-limit mechanism, comprises functional unit and limiting component, and functional unit can drive limiting component to move between primary importance and the second place; In the time of primary importance, these limiting component moving-limiting parts move freely; In the time of the second place, this limiting component allows moving-member to move.In the present embodiment, functional unit is switch 101, and limiting component is thread stop dog 104.Thread stop dog 104 is located at the interior zone of outer sleeve 108, on the opposite face of thread stop dog 104 and outer sleeve 108, is provided with screw thread, and thread stop dog 104, in the time of primary importance, is threaded connection outer sleeve 108 moving freely with restriction outer sleeve 108.Thread stop dog 104 is in the time of primary importance, be threaded connection outer sleeve 108, outer sleeve 108 can be rotated by threaded engagement to realize and move axially in thread stop dog 104, and drives shift(ing) ring 109 to move vertically by moving axially of outer sleeve 108, and then makes to move in jaw 112 radius vectors or outside footpath.Switch 101 is the action bars that a thread stop dog 104 clamps, and has that protruding, recessed two radial positions are respectively primary importance and the second place is the position on boss rank 1011, concave station rank 1012 on action bars.Thread stop dog 104 by protruding, recessed two radial positions on action bars drive can the space between outer sleeve 108 and thread stop dog 104 in radial motion.
Further, switch 101 is the action bars stretching in main shaft 105, thread stop dog 104 can move radially in the breach being arranged on main shaft 105, thread stop dog 104 can move radially on main shaft 105, and controlled by the switch 101 in main shaft, in the time that it coordinates with switch 101 bar epirelief steps 1011, its two threaded engagement; In the time coordinating with concave station rank 1012, two screw threads are thrown off.
Further, one fillet of screw 107 is set in moving-member, the fillet of screw 107 is arranged on outer sleeve 108 other end inside, fix and can move with outer sleeve 108 with outer sleeve 108, on the madial wall of the fillet of screw 107, having screw thread, the screw thread on it engages with thread stop dog 104 on main shaft 105, thread stop dog 104 can move radially on main shaft 105, and controlled by the switch 101 in main shaft, in the time that it coordinates with switch 101 bar epirelief steps 1011, its two threaded engagement; In the time coordinating with concave station rank 1012, two screw threads are thrown off.Now, under spring 110 effects, shift(ing) ring 109 moves backward, and jaw 112, under spring 113 effects radially, dehisces to become large.
Switch 101 outsides are connected with main shaft 105 by an elastomeric element 102.
The inclined-plane 1121,1091 that shift(ing) ring 109 engages with jaw 112 is open to jaw 112 oral areas skewed.
The course of work:
When with the fixing different size of sleeve for example when M12, M6 bolt, press switch 101, the concave station rank 1012 on switch 101 bars coordinate with thread stop dog 104, by the internal thread of threaded block and outer sleeve 108 internal thread circles 107 in disengaged condition, as Fig. 4, now, under spring 110 effects, shift(ing) ring 109 can move, jaw 112 is under spring 113 effects radially, dehisce to become large, during bolt is contained in and is dehisced, sleeve is in original state.
When folder bolt, as Fig. 5, shown in Fig. 6, pull open switch 101, boss rank 1011 on switch 101 bars coordinate with thread stop dog 104, by radially outside thread stop dog 104 jack-up, with the internal thread of outer sleeve 108 internal thread circles 107 in engagement, now, can pass through rotary sleeve cylinder 108, make the fillet of screw 107 rotate and move to workpiece direction in thread stop dog 104, and drive shift(ing) ring 109 to move to workpiece direction by outer sleeve 108, coordinated with jaw 112 ramps 1121 by the inclined-plane 1091 on shift(ing) ring 109, promote motion in jaw 112 radius vectors, bolt in jaw 112 is clamped.
While throwing off bolt, press switch 101, as Fig. 7, thread stop dog 104 is inwardly motion radially, throws off outer sleeve 108 motion backward under spring 110 effects with screw thread on outer sleeve 108, lose after shift(ing) ring 109 supports, three jaws 112 reset under spring 110 effects, have realized auto-reset function, identical with original state.
Clamp adjustment structure and comprise switch 101, spring 110, thread stop dog 104 and main shaft 105, for regulating the folding of jaw 112, this adjustment structure is more faster than rotation mode, and can more effectively regulate jaw 112 foldings, can avoid the situation of the stuck or workpiece that gets loose of sleeve.
embodiment 2
As shown in Fig. 8-Figure 12, be another kind of preferred embodiment of the present invention, self adaptation sleeve can be used in conjunction with manual wrench, electric wrench, not only can adapt to different size bolt, there is the function of quick release bolt, simultaneously can quick locking.
Self adaptation sleeve comprises: sleeve body 205, and this sleeve body has three breach 2051; Three jaws 211 can move in breach 2051 corresponding in sleeve body 205, and are that flexible member 212 in this example is connected with sleeve body 205 by the first biased element.Sleeve body 205 comprises output shaft part, in the present embodiment, output shaft is main shaft 202, this main shaft 202 has junction surface 2021, and in the present embodiment, junction surface 2021 is for being arranged at corresponding with three flexible member 212 positions on main shaft 205 three holes that hold flexible member 212 that can be partly.Jaw 211 is connected with this junction surface 2021 by flexible member 212.Flexible member 212 one end are contained in the hole of main shaft 202, and the other end is biased on jaw 211.
Moving-member, this moving-member engages with sleeve body 205 by the second biased element; Moving-member in the present embodiment is that inner sheath 209, the second biased elements are flexible member 210, and inner sheath 209 moves under the effect of flexible member 210 in sleeve body 205.On the inwall of inner sheath 209, include inclined-plane 2092, the inclined-plane 2111 matching with this inclined-plane 2092 is set on the outer wall of jaw 211.Position-limit mechanism, comprises functional unit and limiting component, and functional unit can drive limiting component to move between primary importance and the second place; In the time of primary importance, these limiting component moving-limiting parts move freely; In the time of the second place, this limiting component allows moving-member to move.In the present embodiment, functional unit is pin 204, and limiting component is clamping block 207.Inner sheath 209 is set in sleeve body 205 outsides, and sleeve body 205 outer surfaces are arranged to profile of tooth or are provided with tooth bar.In the present embodiment, be fixedly installed tooth bar 206 at sleeve body 205 outer surfaces.
Clamping block 207 can move radially in the breach 2091 being located on inner sheath 209, and clamping block 207 medial surfaces have and can form the tooth that tooth engages with tooth bar 206.Clamping block 207 is in the time of primary importance, and clamping block 207 moves radially to engaging with sleeve body 205 upper racks 206, and restriction inner sheath 209 moves; In the time of the second place, clamping block 207 move radially to sleeve body 205 on tooth bar 206 be separated, allow inner sheath 209 move axially.
Pin 204 connects a sheath that drives clamping block 207 to move between primary importance and the second place, in the present embodiment, sheath is oversheath 208, one end of pin 204 is provided with radial direction through hole, and a pin 201 is connected oversheath 208 through this through hole with pin 204, and pin 204 and oversheath 208 are linked.Clamping block 207 outer walls coordinate by inclined-plane with the inwall of oversheath 208.Oversheath 208 is driven along inner sheath 209 outer surfaces and is axially moved by pin 204, and engages with clamping block 207 outer surfaces by inclined-plane in it.
The inclined-plane 2111,2092 that inner sheath 209 engages with jaw 211 is skewed to jaw 211 shrink in lips.
Further, functional unit pin 204 is the action bars stretching in main shaft 202, limiting component clamping block 207 can move radially in the breach being arranged on main shaft 202, and limiting component clamping block 207 can be driven and be moved radially between primary importance and the second place by action bars.
Functional unit pin 204 outsides are connected with main shaft 202 by a flexible member 203.
Main shaft 202 can be a part with sleeve body 205, can be also that two parts connect.Pin 204 can automatically reset in the hole in main shaft 202 under the effect of flexible member 203.
The course of work:
As shown in Figure 9, when original state, inner sheath 209 is under the effect of flexible member 210, in primary importance; The inclined-plane 2092 of inner sheath 209 matches with the inclined-plane 2111 of jaw 211, so jaw 211 is now also in the minimum position of dehiscing.
When work, as shown in figure 10, pushpin 204, pin 204 promotion oversheaths 208 overcome the effect of flexible member 203 and move, and, to the direction of jaw 211 holding workpieces, inner sheath 209 keeps motionless, now, the inclined-plane of oversheath 208 and clamping block 207 inclined-plane mating reactions are removed, and clamping block 207 can radially move without the restriction on oversheath 208 inclined-planes, with the de-tooth of tooth bar 206.Continue pushpin 204, the effect that now oversheath 208 overcomes flexible member 210 together with inner sheath 209 is moved, clamping block 207 is radially outwards mobile until take off tooth with tooth bar 206 under the effect of inner sheath 209 simultaneously, last oversheath 208 arrives the second place together with inner sheath 209, flexible member 212 bias voltage jaws 211 radially outwards motion, jaw 211 under the effect of flexible member 212 in the maximum position of dehiscing.
Then, by jacket casing on bolt, as shown in figure 11, releases pin 204, inner sheath 209 starts to reset with oversheath 208 under the effect of flexible member 210, now, clamping block 207 coordinates still in released state with tooth bar 206; Along with inner sheath 209 moves upward, its inclined-plane 2092 acts on the inclined-plane 2111 of jaw 211, makes radially inwardly motion of jaw 211, thus fishbolt, and now inner sheath 209 stops mobile.As shown in figure 12, when after fishbolt, inner sheath 209 stop motions, and pin 204 continue to move upward (away from the motion of bolt direction), drive oversheath 208 to continue to move upward thereupon, and force clamping block 207 radially to move inward by oversheath 208 inclined-planes, make clamping block 207 form tooth with tooth bar 206 and engage, thereby the locking position that makes inner sheath 209 and main shaft 202, completes the self-locking to bolt.
The process that automatically resets while throwing off bolt is identical to the maximum position process of dehiscing with original state.
Clamp adjustment structure and comprise pin 204,201, tooth bar 206, clamping block 207, oversheath 208 and main shaft 202, for regulating the folding of jaw 211, this adjustment structure is more faster than rotation mode, and more effectively regulates jaw 211 foldings, can avoid the situation of the stuck or workpiece that gets loose of sleeve.
embodiment 3
As shown in Figure 13-Figure 16, be another preferred embodiment of the present invention, self adaptation sleeve can adapt to the bolt of different size, and has auto lock, discharges fast the function of bolt.
Self adaptation sleeve comprises: sleeve body 308, and sleeve body 308 has three breach 3081; Three jaws 310 can move radially in the breach 3081 that is arranged on sleeve body 308, and are connected with sleeve body 308 by the first biased element; The first biased element is flexible member 309, and flexible member 309 one end are contained in the hole in sleeve body 308, other end bias voltage jaw 310.Matrix 301, this matrix 301 can be connected with instrument.Moving-member, this moving-member engages with sleeve body 308 by the second biased element, and engages with jaw 310 by inclined-plane; In the present embodiment, moving-member is inner sheath 304, under the second biased element is the effect of the flexible member 302 in the present embodiment, can in sleeve body 308, move, and flexible member 302 one end are connected with inner sheath 304, and the other end is connected with matrix 301.The inclined-plane 320 matching is set between inner sheath 304 and jaw 310.Position-limit mechanism, comprises functional unit and limiting component, and functional unit can drive limiting component to move between primary importance and the second place; In the time of primary importance, these limiting component moving-limiting parts move; In the time of the second place, this limiting component allows moving-member to move.In the present embodiment, functional unit is oversheath 307, and limiting component is latch segment 305.Latch segment 305 can move radially in the gap being located on inner sheath 304.
Also comprise an axle 303 being connected with sleeve body 308, in other embodiments sleeve body 308, axle 303 both can be also a part.Sleeve body 308 has junction surface 3082, and jaw 310 is that flexible member 309 in the present embodiment is connected with this junction surface 3082 by the first biased element.
Inner sheath 304 is set in sleeve body 308 outsides, and has the inclined-plane coordinating with sleeve body 308.
Oversheath 307 is set in inner sheath 304 outer surfaces and is connected with inner sheath 304 by three flexible members 306 of axial setting, and oversheath 307 axially moves along inner sheath 304 outer surfaces, and coordinates with latch segment 305 outer surfaces by an inclined-plane 330.
The course of work:
As shown in figure 14, when original state, inner sheath 304 is under the effect of flexible member 302, in primary importance; Inner sheath 304 matches with the inclined-plane 320 of jaw 310, so jaw 310 is now in the minimum position of dehiscing.
When work, as shown in figure 15, press oversheath 307 to matrix 301 directions, oversheath 307 overcomes the effect of flexible member 306 and moves to matrix 301 directions, and oversheath 307 coordinates releasing with the inclined-plane 330 of latch segment 305, and clamping block 5 can radially outwards move; Continue to matrix 301 direction pushpin oversheaths 307, the effect that now oversheath 307 overcomes flexible member 302 together with inner sheath 304 is moved, latch segment 305 radially outwards moves under 340 actings in conjunction of the inclined-plane of inner sheath 304 and main body 308 simultaneously, last oversheath 307 arrives the second place together with inner sheath 304, jaw 310 is radially outwards motion under the effect of flexible member 309, jaw 310 opens, in the maximum position of dehiscing.
By jacket casing on bolt, unclamp oversheath 307, as shown in figure 16, inner sheath 304 starts to reset with oversheath 307 under the effect of flexible member 302, together upwards (being jaw 310 directions) motion, inner sheath 304 makes radially inwardly motion of jaw 310 under acting on the inclined-plane 320 of jaw 310, until jaw 310 fishbolts, now inner sheath 304 stops mobile.And oversheath 307 continues to reset under the effect of flexible member 306, to jaw 310 direction motions, under inclined-plane 330 effects that coordinate between oversheath 307 and latch segment 305, clamping block 5 is radially moved inward, when latch segment 305 coordinates completely with the inclined-plane 340 of main body 308, thereby the locking position that makes inner sheath 4 and main body 8, completes the self-locking to bolt.
Clamp adjustment structure and comprise oversheath 307, latch segment 305, inner sheath 304 and sleeve body 308, for regulating the folding of jaw 310, this adjustment structure is more faster than rotation mode, and more effectively regulates jaw 310 foldings, can avoid the situation of the stuck or workpiece that gets loose of sleeve.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the technology of the present invention principle; can also make some improvement and distortion, these improvement and distortion also should be considered as protection scope of the present invention.
Claims (15)
1. a self adaptation sleeve, is characterized in that, comprises
One sleeve body, this sleeve body has a plurality of breach;
A plurality of jaws, this jaw can move radially in the breach that is arranged on described sleeve body, and is connected with sleeve body by the first biased element;
One moving-member, this moving-member engages with described sleeve body by the second biased element, and engages with described jaw by inclined-plane;
One position-limit mechanism, comprises functional unit and limiting component, and functional unit can drive limiting component to move between primary importance and the second place; In the time of primary importance, these limiting component moving-limiting parts move freely; In the time of the second place, this limiting component allows moving-member to move;
Described sleeve body comprises output shaft part, and this output shaft has junction surface, and described jaw is connected with this junction surface by the first biased element;
Described limiting component is located at the interior zone of described moving-member, on the opposite face of described limiting component and described moving-member, be provided with screw thread, described limiting component, in the time of primary importance, is threaded connection described moving-member to limit moving freely of described moving-member.
2. self adaptation sleeve according to claim 1, is characterized in that, described limiting component, in the time of primary importance, is threaded connection described moving-member, and described moving-member can be rotated by threaded engagement to realize and move axially on described limiting component.
3. self adaptation sleeve according to claim 1, is characterized in that, described functional unit is an action bars being clamped by described limiting component, has protruding, recessed two radial positions and be respectively described primary importance and the second place on described action bars.
4. self adaptation sleeve according to claim 3, is characterized in that, described limiting component by protruding, recessed two radial positions on described action bars drive can the space between described moving-member and described functional unit in radial motion.
5. self adaptation sleeve according to claim 1, it is characterized in that, described functional unit is the action bars stretching in described output shaft, described limiting component can move radially in the breach being arranged on described output shaft, and described limiting component can be driven and be moved radially between described primary importance and the second place by described action bars.
6. self adaptation sleeve according to claim 5, is characterized in that, described functional unit is outside to be connected with described output shaft by an elastomeric element.
7. self adaptation sleeve according to claim 1, is characterized in that, the described inclined-plane that described moving-member engages with described jaw is open to jaw oral area skewed.
8. self adaptation sleeve according to claim 1, is characterized in that, described moving-member is set in described sleeve body outside, and described sleeve body outer surface is arranged to profile of tooth or is provided with tooth bar;
Described limiting component can move radially in the gap being located on described moving-member, and described limiting component medial surface has and can form the tooth that tooth engages with described tooth bar or serrated outer surface.
9. self adaptation sleeve according to claim 8, is characterized in that, described limiting component is in the time of primary importance, and this limiting component moves radially to engaging with described sleeve body upper rack or serrated outer surface, limits described moving-member and moves; In the time of the second place, this limiting component move radially to described sleeve body on tooth bar or serrated outer surface be separated, allow described moving-member to move axially.
10. self adaptation sleeve according to claim 8, it is characterized in that, described functional unit connects a sheath that drives limiting component to move between primary importance and the second place, described sheath is driven and is axially moved along described moving-member outer surface by described functional unit, and engages with described limiting component outer surface by inclined-plane in it.
11. self adaptation sleeves according to claim 8, is characterized in that, the described inclined-plane that described moving-member engages with described jaw is skewed to jaw shrink in lip.
12. 1 kinds of self adaptation sleeves, is characterized in that, comprise
A sleeve body, this sleeve body has a plurality of breach;
A plurality of jaws, this jaw can move radially in the breach that is arranged on described sleeve body, and is connected with sleeve body by the first biased element;
A matrix, this matrix can be connected with instrument;
A moving-member, this moving-member engages with described sleeve body by the second biased element, and engages with described jaw by inclined-plane;
A position-limit mechanism, comprises functional unit and limiting component, and functional unit can drive limiting component to move between primary importance and the second place; In the time of primary importance, these limiting component moving-limiting parts move; In the time of the second place, this limiting component allows moving-member to move;
Described moving-member is set in described sleeve body outside, and has the inclined-plane coordinating with described sleeve body;
Described limiting component can move radially in the gap being located on described moving-member;
Described functional unit coordinates with described limiting component outer surface by inclined-plane.
13. self adaptation sleeves according to claim 12, is characterized in that, described sleeve body has junction surface, and described jaw is connected with this junction surface by the first biased element.
14. self adaptation sleeves according to claim 12, is characterized in that, described second biased element one end is connected with described moving-member, and the other end is connected with described matrix.
15. self adaptation sleeves according to claim 12, it is characterized in that, described functional unit is set in described moving-member outer surface and can axially moves along described moving-member outer surface, and described functional unit is connected with described moving-member by the flexible member arranging vertically.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210222605.6A CN102729191B (en) | 2012-07-02 | 2012-07-02 | Self-adaptive sleeve |
| US13/932,449 US9555524B2 (en) | 2012-07-02 | 2013-07-01 | Clamping device for clamping a fastener |
| GB1311811.2A GB2503811B (en) | 2012-07-02 | 2013-07-02 | Clamping device for clamping a fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210222605.6A CN102729191B (en) | 2012-07-02 | 2012-07-02 | Self-adaptive sleeve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102729191A CN102729191A (en) | 2012-10-17 |
| CN102729191B true CN102729191B (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210222605.6A Expired - Fee Related CN102729191B (en) | 2012-07-02 | 2012-07-02 | Self-adaptive sleeve |
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| CN (1) | CN102729191B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9475178B2 (en) * | 2012-10-23 | 2016-10-25 | Stanley Black & Decker, Inc. | Adjustable ratcheting socket wrench |
| CN105437132B (en) * | 2014-06-17 | 2017-02-22 | 南京德朔实业有限公司 | adaptive sleeve |
| CN105437133B (en) * | 2014-06-17 | 2017-04-19 | 南京德朔实业有限公司 | adaptive sleeve |
| CN104626023B (en) * | 2015-03-18 | 2017-01-25 | 中国地质大学（武汉） | Quick-clamping adjustable ratchet wrench |
| CN108655998B (en) * | 2018-05-22 | 2020-05-22 | 湖南明珠集团有限公司 | Novel vertical adjustable wrench |
| CN109551410A (en) * | 2018-12-18 | 2019-04-02 | 杭州巨星科技股份有限公司 | Adjustable clamp structure and wrench socket |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102059675A (en) * | 2010-11-30 | 2011-05-18 | 平高集团有限公司 | Multipurpose sleeve |
| CN201913579U (en) * | 2010-11-30 | 2011-08-03 | 平高集团有限公司 | Adjustable sleeve |
| CN202702123U (en) * | 2012-07-02 | 2013-01-30 | 南京德朔实业有限公司 | Self-adaptive sleeve |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07251380A (en) * | 1994-03-17 | 1995-10-03 | Iwabuchi Kk | Socket for tightening screw |
| US7707916B2 (en) * | 2008-04-30 | 2010-05-04 | Alex Parsa Pirseyedi | Adjustable socket |
-
2012
- 2012-07-02 CN CN201210222605.6A patent/CN102729191B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102059675A (en) * | 2010-11-30 | 2011-05-18 | 平高集团有限公司 | Multipurpose sleeve |
| CN201913579U (en) * | 2010-11-30 | 2011-08-03 | 平高集团有限公司 | Adjustable sleeve |
| CN202702123U (en) * | 2012-07-02 | 2013-01-30 | 南京德朔实业有限公司 | Self-adaptive sleeve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102729191A (en) | 2012-10-17 |
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