CN202592349U

CN202592349U - Clamping device

Info

Publication number: CN202592349U
Application number: CN 201220280917
Authority: CN
Inventors: D·A·戈德曼
Original assignee: Black and Decker Inc
Current assignee: Black and Decker Inc
Priority date: 2011-03-10
Filing date: 2012-03-12
Publication date: 2012-12-12
Anticipated expiration: 2022-03-12
Also published as: EP2497616A1

Abstract

The utility model discloses a clamping device for fixing a first accessory and a second accessory on a vibration type electric tool. The clamping device comprises a tool body, a clamping assembly and an auxiliary linkage surface, wherein the clamping assembly comprises a first clamping member and a second clamping member, the first clamping member is kept to move between a closing position and an opening position of the first accessory relative to the first accessory, the first clamping member of the clamping assembly deviates from the first accessory and allows the first accessory to move from the clamping assembly in an opening position while the first clamping member is kept to be linked to the clamping assembly, the second clamping member is provided with a first part which is opposite to the first clamping member and is in a synergistic effect with the first clamping member to be used for clamping the first accessory between the first clamping member and the second clamping member; and the auxiliary linkage surface is configured on the second clamping member, and the first accessory can be selectively connected with the second accessory while being kept by the clamping assembly. According to the utility model, the accessories can be firmly clamped in a sealing package part needing a smaller space.

Description

Clamping device

Technical field

The utility model relates to hand-held power tool, more particularly, relates to a kind of being used for annex is fixed to the clamping device on oscillatory type (oscillating) hand-held power tool releasedly.

Background technology

This part provides the background technical information relevant with the utility model, but is not necessarily prior art.

Hand-held power tool all is equipped with in a lot of examples of carrying out extensive task.For example, some hand-held power tool can comprise by motor drive and the output link that connects with annex so that workpiece is implemented process operation.For example, some handheld tool can have various configurations and is used to be attached to cutting attachment, grinding attachment, polishing annex or the like.Some hand-held power tool can be configured to the oscillatory type instrument, and they operationally are delivered to oscillating movement on the annex.

In the process of carrying out process operation, it is another kind of annex that the user possibly want a kind of accessory replacing.For example, the user possibly want a kind of grinding attachment is replaced by another kind of grinding attachment or a kind of polishing platen (sanding platen) is replaced by another kind of polishing platen.Perhaps, the user possibly hope a kind of cutting attachment is replaced with another kind of cutting attachment.Also foreseeable is that the user possibly want the particular attachment that is exclusively used in a kind of task (for example polishing) is replaced by the other annex that is exclusively used in another kind of task (for example cutting).Under any circumstance, many hand-held power tools need use aid to change annex.For example, many hand-held power tools need use the manual screw cutter, utilize the manual screw cutter to unload the securing member that annex is locked onto the output link of hand-held power tool.In other examples, need remove or release certain accessory and then other annex being locked onto on this hand-held power tool from hand-held power tool with spanner or other hand-operated tools.

The utility model content

This part provides the general general introduction of the utility model, and does not disclose its four corner or its whole characteristics fully.

The purpose of the utility model provides a kind of being used for annex is fixed to the clamping device on the oscillatory type hand-held power tool releasedly, and it is easy to use, has the comfortable configuration of ergonomic.

According to an aspect of the present invention, a kind of clamping device that is used for first and second annexes are fixed to the oscillatory type electric tool is provided, it comprises: tool body, and it comprises the motor with the output link that drives first annex; Clamp assembly; It comprises first clamping component that between closing position and release position, moves with respect to first annex; Clamp assembly keeps first annex in closing position; In the release position first clamping component of clamp assembly from first annex depart from allow first annex to remove simultaneously from clamp assembly first clamping component keeps being attached to clamp assembly; This clamp assembly also comprises second clamping component, second clamping component have and first clamping component relatively and and first clamping component synergy so that first annex is clamped in the first between first and second clamping components; And assist and attach the surface of couplet, it is configured on second clamping component, be different from second clamping surface, and is configured to when first annex is kept by clamp assembly, selectively be connected with second annex.

Preferably, first clamping component comprises first clamping main body, and this first clamping main body has more than first protuberances that extend from first clamping surface and is formed on a kind of in the depression of more than first first clamping surface.Second clamping component comprises second clamping main body with second clamping surface; This second clamping surface and said first clamping surface are relative and comprise more than first protuberance and the another kind in the individual depression more than first, and individual protuberance more than first is configured to be positioned at corresponding more than first in closing position with cooperatively interacting and caves in.

This clamping device also can comprise having the actuator that the user controls part; This actuator is linked in tool body movingly between the primary importance and the second place; Clamp assembly is in the close position in primary importance, in the second place user of actuator control (engagement) part motion cause clamp assembly to move to the release position.Also can comprise first annex; Wherein first annex has open-ended hole and a plurality of installation forming section (formations) that passes the hole; Each of more than first protuberance has conical outer surface; Be positioned as a plurality of installation forming sections that partly pass and combine said annex at the said protuberance of closing position, second clamping surface of position deviation second clamping main body of first annex.

In addition; This clamping device also can comprise second annex; Wherein second annex comprises degree of depth control member; This degree of depth control member has and is configured to and the cutting edge of first annex workpiece mating surface at a distance of preset distance, and this workpiece mating surface is configured to combine workpiece and stops distance that said cutting edge cuts workpiece into greater than said preset distance.Moreover also can comprise bar; This bar has the user and controls part and the pivoting portions that comprises pivot; This bar connects between the primary importance and the second place around pivot with respect to tool body pivotly; Clamp assembly is positioned at closing position in primary importance, and the motion of controlling part the user of second place king-rod causes clamp assembly to move to the release position.

In addition; Second annex can comprise the biasing control member; This biasing control member has and is configured to and the surface of first annex workpiece mating surface at a distance of the predetermined lateral distance, and this workpiece mating surface is configured to combine workpiece and keeps first annex to leave the said predetermined lateral distance of workpiece mating surface.Perhaps; Second annex comprises the degree of depth and biasing control member combination; This combination has the first workpiece mating surface and the second workpiece mating surface; The first workpiece mating surface is configured to leave the cutting edge preset distance of first annex; The second workpiece mating surface is configured to leave the body predetermined lateral distance of first annex, and the said first workpiece mating surface is configured to combine workpiece and stops distance that said cutting edge cuts workpiece into greater than said preset distance, and the said second workpiece mating surface is configured to combine workpiece and keeps first annex to be in leave the said predetermined lateral of the second workpiece mating surface apart from part.

Second clamping component can limit threaded hole, and this hole is configured to receive second annex is attached to the auxiliary securing member that joins the surface that attaches.

Preferred first annex comprises dust aspirator or lubricating arrangement, and second annex comprises polishing platen or polishing plate.

According to a further aspect of the invention, a kind of clamping device that is used for first and second annexes are fixed to the oscillatory type electric tool is provided, it comprises: tool body, and it comprises the motor with the output link that drives first annex; Clamp assembly; It comprises first clamping component and second clamping component; One of first and second clamping components move between release position and clamped position with respect to another clamping component, so that selectively keep first annex between first and second clamping components, wherein one of first and second clamping components comprise the auxiliary surface of couplet that attaches; Should auxiliary attach the surface of couplet and be configured to selectively be connected, and the simultaneously clamped assembly of first annex keeps with second annex.

Preferred first and second clamping components comprise first and second surfaces respectively, and auxiliary attach the surface of couplet and comprise the 3rd surface, first and second surfaces face with each other and the 3rd faces towards surface away from first and second surfaces both.Should auxiliary attach the surface of couplet and can be formed on second clamping component, wherein second clamping component limits threaded hole, and this hole is configured to receive second annex is attached to the auxiliary securing member that joins the surface that attaches.

According to a further aspect of the present invention, a kind of clamping device that is used for first and second annexes are fixed to the oscillatory type electric tool is provided, it comprises: tool body, and it comprises the motor with the output link that drives first annex; And clamp assembly; It comprises first clamping component and second clamping component; One of first and second clamping components move between release position and clamped position with respect to another clamping component; So that selectively between the apparent surface of first and second clamping components, keep first annex, wherein one of first and second clamping components comprise be different from said apparent surface and be configured to selectively be connected with second annex auxiliary attach join surperficial; The three-mode operation that clamping device can only keep first pattern of first annex, second pattern that clamping device only keeps second annex and clamping device to keep first annex and second annex simultaneously with clamping device.

Be used for that first and second annexes are fixed to the clamping device that vibrates power tool and can comprise tool body, this tool body comprises the motor that drives first annex.Clamp assembly can comprise first clamping component that can between closing position and release position, move with respect to annex; Keep first annex at the closing position clamp assembly, in the release position first clamping component of clamp assembly from first annex depart from allow first annex to remove simultaneously from clamp assembly first clamping component keeps being attached to clamp assembly.Clamp assembly also comprises second clamping component, and second clamping component has the first relative with first clamping component and acts synergistically with first clamping component, so that first annex is clamped between first and second clamping components.Auxiliary attach the surface of couplet and be configured on second clamping component and selectively be connected with second annex, and first annex while is kept by clamp assembly.

According to some other characteristic, first clamping component comprises that first clamps body, and this first clamping body has from one of more than first protuberances of first clamping surface extension and is formed at more than first groove on first clamping surface.Second clamping component comprises that second clamps body, and this second clamping body has alternative second clamping surface relative with first clamping surface, that comprise more than first protuberance and more than first groove.More than first protuberance is configured to be arranged in corresponding more than first depressions ordinatedly in closing position.

Bar can have the user and control part and the pivoting portions that comprises pivot.Bar is attached to tool body about pivot pivotly between the primary importance and the second place, clamp assembly is in the close position in primary importance, and the motion of controlling part the user of second place king-rod causes clamp assembly to move to the release position.The user of bar controls part and can be positioned in the middle of tool housing and the said annex.

According to supplementary features, second clamping component limits threaded hole, and this screwed hole is configured to receive second annex is attached to the auxiliary securing member that joins the surface that attaches.Second annex can comprise degree of depth control member, and this degree of depth control member has the workpiece mating surface that is configured to leave from the cutting edge of first annex preset distance.This workpiece mating surface can be configured to combine workpiece and stop distance that cutting edge cuts workpiece into greater than said preset distance.

The advantage of the utility model is, can in the portion that packs (tight package) in the less space of needs, to annex special firm grip effect be provided.In addition, the user controls position partly the comfortable configuration that makes ergonomic can be provided.

Through the description of confession mentioned herein, other ranges of application of the application will be more clear.Explanation in this utility model content part only is used to illustrate purpose with concrete example, rather than to the restriction of the utility model scope.

Description of drawings

Accompanying drawing in this specification has been merely and has illustrated some selected embodiment rather than all possible practical applications, neither be to the restriction of the utility model scope.

Fig. 1 is the clamping device perspective view according to an example constructions of the utility model instruction, and it shows operationally and one exemplary is used for the situation that the hand-held power tool of fixing first or second annex releasedly links;

Fig. 2 is the clamp assembly perspective view of clamping device shown in Figure 1, and it shows the situation that clamp assembly is in the closing position that keeps first annex;

Fig. 3 is the decomposition diagram of clamp assembly shown in Figure 2;

Fig. 4 is the sectional view of clamp assembly shown in Figure 2, and it shows that clamp assembly is in the close position and the bar of clamp assembly is in the situation of primary importance;

Fig. 5 is the cross-sectional view of clamp assembly shown in Figure 4, and it shows owing to bar causes clamp assembly to be in the release position around pivoting to the second place, and first annex rises in the second place and breaks away from situation about combining with first clamping component subsequently;

Fig. 6 is the cross-sectional view of clamp assembly shown in Figure 5, and clamp assembly is in the release position and bar is in the second place among the figure, also shown is the situation that first annex removes from clamp assembly;

Fig. 7-9 is the perspective view of clamp assembly, and substantially to remove first annex from clamp assembly corresponding with being used for shown in Fig. 4-6 in order for these figure;

Figure 10-12 is the perspective view of clamp assembly, and it illustrates first annex with respect to the exemplary series of clamp assembly towards the different rotary position;

Figure 13-15 is the cross-sectional view through the clamp assembly of the main shaft intercepting of hand-held power tool, and it shows first annex is rotated in the diverse location place around main-shaft axis situation;

Figure 16 is the perspective view of the clamping device of the utility model instruction, and it shows the situation that clamp assembly is fixed in second annex;

Figure 17 is the clamp assembly shown in Figure 16 and the decomposition diagram of second annex;

Figure 18 is the sectional view of clamp assembly shown in Figure 16, and it shows because bar moves to the second place around pivot and causes clamp assembly to be in the release position so that admit the situation of the installation collar of second annex;

Figure 19 is the cross-sectional view of clamp assembly shown in Figure 180, and the installation collar general location of second annex while bar between first and second clamping components of clamp assembly is maintained at the second place among the figure;

Figure 20 is the cross-sectional view of clamp assembly shown in Figure 19, and it illustrates because bar is released and turns back to primary importance and causes clamp assembly to be in the situation that closing position makes that the collar is installed in the clamping of first and second clamping components;

Figure 21 is the perspective view of exemplary the 3rd annex;

Figure 22 is the partial cross sectional view of clamp assembly, and it shows the situation that the 3rd annex is fixed to the auxiliary installation surface of second clamping component;

Figure 23-25 illustrates the exemplary assembling order of the 4th annex with throat, limits the opening of relative narrower with this throat of first attachment, and wherein throat is directed to slidably through being located at the raceway groove on the main shaft;

Figure 26 is the part decomposition view of the 4th annex, and it shows near the situation second clamping component, and illustrates the main shaft that is in through in the cross section of raceway groove intercepting;

Figure 27 is the partial plan of the 5th annex, has the circular mounting passage according to some supplementary features the 5th annexes;

Figure 28 is the partial plan of the 5th annex shown in Figure 27, and it illustrates with the interface of second clamping component and is connected (interfacing);

Figure 29 is the side view according to the clamping device of another example constructions of the utility model instruction, and it shows operationally situation about linking with an exemplary handheld tool;

Figure 30 is the sectional view of clamp assembly shown in Figure 29, and it shows that clamp assembly is in the close position and the bar of clamp assembly is in the situation of primary importance;

Figure 31 is the perspective view of second clamping component of clamp assembly shown in Figure 30;

Figure 32 is the plane according to the annex of an example constructions of the utility model instruction;

Figure 33 is the side view that is positioned at the annex on second clamping component shown in Figure 32, in order to illustrate, has removed first clamping component among the figure;

Figure 34 is the side view of this clamp assembly, and it shows and removes the process king-rod at annex and move to the second place (solid line) and first clamping component from primary importance (dotted line) and rise situation about combining with the annex disengaging;

Figure 35 is the side view according to the clamping device of another example constructions of the utility model instruction, and it shows operationally situation about linking with exemplary hand-operated tools, and clamping device has the clamp assembly that keeps first and second annexes simultaneously;

Figure 36 is the bottom perspective view of clamp assembly among Figure 35;

Figure 37 is the bottom perspective view of clamp assembly among Figure 35, and shown in it is the exploded view that is attached to clamp assembly second annex before;

Figure 38 is the sectional view along the clamp assembly of Figure 36 center line 38-38 intercepting;

Figure 39 is the partial cross section figure of clamp assembly among Figure 35, and it shows subsequent use second annex that bearing is housed according to the different characteristic of the utility model instruction;

Figure 40 is the side perspective view of clamping device shown in Figure 35, and it shows maintenance according to first annex of the supplementary features structure of the utility model instruction and the situation of second annex;

Figure 41 is the sectional view along the clamp assembly of Figure 40 center line 41-41 intercepting, and it shows the clamp assembly that has various second annexes with interchangeable height according to the different characteristic of the utility model instruction;

Figure 42 is the side perspective view of clamp assembly among Figure 35, and it shows the clamp assembly that keeps first annex and second annex that has according to other latent structures of the utility model instruction;

Figure 43 is the sectional view along the clamp assembly of Figure 42 center line 43-43 intercepting, and it shows various second annexes with differing heights and degree of depth according to the utility model instruction;

Figure 44 is the perspective view of clamp assembly among Figure 35, and it shows the set according to second annex with various sizes of the utility model instruction;

Figure 45 is the sectional view of said clamping device, first and second annexes that kept by clamp assembly when it shows and constructs according to different characteristic;

Figure 46 is the sectional view of clamp assembly among Figure 35, and it shows according to different maintained first and second annexes of supplementary features while;

Corresponding Reference numeral is represented corresponding parts in some views of accompanying drawing.

The specific embodiment

With reference to accompanying drawing, certain exemplary embodiment will be described more fully.

At first with reference to figure 1, it shows according to the clamping device of an example constructions of the utility model and totally representes with Reference numeral 10.Clamping device 10 is shown as operationally and links with power tool 12, so that selectively and replacedly keep various annexes, like the first annex 14a or the second annex 14b.Generally speaking, exemplary power tool can comprise tool body 18, and this tool body comprises housing 20, and housing 20 holds the motor 22 that drives output link 24 usually.Can output link 24 be attached to main shaft 26.This exemplary power tool 12 is configured to provide the oscillating movement on the main shaft 26.The part that disclosed in this manual clamping device 10 is oscillatory type hand-held power tools it is understandable that, though also can be configured to clamping device 10 to use with other power tools of fixing fitting releasedly.

Clamping device 10 also can comprise operationally with like the synergistic clamp assembly 30 of the actuator of bar 32 and so on.Clamp assembly 30 can comprise first clamping component 36 and second clamping component 38 usually.Bar 32 can comprise lever arm 40, and this lever arm comprises that the user controls part 42 and piece spare 44.Bar 32 also can comprise the pivoting portions 46 with pivot 48.

Continuation will be explained the second annex 14b simply with reference to accompanying drawing 1.The second annex 14b generally can comprise having pressing plate body 52 and the polishing platen 50 that the collar 54 is installed.In an example shown, can the collar 54 will be installed by series of fasteners 56 and be attached to body 52.Body 52 is configured to support the polishing sheet of analog like sand paper and affiliated known and so on.The collar 54 is installed is generally included top board part 60 with a plurality of mounting structure portions (mounting features) 62.In an example shown, mounting structure portion 62 is the form of passing the passage that the collar 54 formation are installed substantially.The collar 54 is installed can be comprised open-ended hole or throat 66 usually, hole or throat are configured to main shaft 26 is received in the assembling position, as described in inciting somebody to action in this specification.

Additional reference Fig. 2 and Fig. 3 illustrate in greater detail clamp assembly 30 now.Second clamping component 38 can comprise second clamping main body 70, and this second clamping main body is the annular shape with central opening 72 substantially.Second clamping main body 70 can comprise second clamping surface 74 usually, and this clamping surface has formed thereon a plurality of mounting structure portion 76.In an example shown, a plurality of mounting structure portion 76 is the form of convex bump 78 (male protrusions).In shown object lesson, be provided with eight protuberances, each protuberance has conical by its shape or form.Certainly, also can consider other configuration.Second clamping main body 70 can additionally comprise the auxiliary surface of couplet 80 that attaches, and this attaches the surface of couplet and has a plurality of auxiliary mounting structure 82 (Fig. 2) of portion.In addition, shown a plurality of auxiliary mounting structure portion 82 is the form of convex bump and can comprises similar eight protuberance configurations as on being configured in second clamping surface 74.Each auxiliary mounting structure portion 82 can have the diameter of 2.4mm.Also can consider other configuration.

With reference now to Fig. 3 and 4, the first clamping components 36, can comprise the first clamping component body 84 usually with collar flange 86.The first clamping component body 84 can comprise first clamping surface 87 with a plurality of mounting structure 88 (Fig. 4) of portion.In an example shown, a plurality of mounting structure portion 88 is concave form, and the corresponding a plurality of mounting structure portion 76 of second clamping components 38 is admitted on these depression coordinated ground.Mounting structure portion 88 can have any configuration, for example is suitable for receiving the circular trough or the blind hole of the convex bump of mounting structure portion 76.Annular lip 86 can radially be extended on the end of the outer sleeve (hub) 90 of the first clamping component body 84 usually.Annular lip 86 can have bar apparent surface 91.The first clamping component body 84 can further comprise the inner sleeve 92 that limits the first clamping component opening 94.The first clamping component opening 94 can be configured to admit main shaft 26.Can annular channel 96 be formed between outer sleeve 90 and the inner sleeve 92.Annular channel 96 can have terminal end surface 98.

Bar 32 can comprise the body of rod 100 usually, and the body of rod has the user who is formed on first end usually and controls part 42 and the pivoting portions 46 that is formed on the opposite end.According to an example, pivoting portions 46 can comprise a pair of teat 102 usually, and each teat limits axis channel 104.The body of rod 100 also can comprise the bag shape portion 108 with flange apparent surface 110, is generally used for admitting the collar flange 86 of two steel balls and first clamping component 36.Piece spare 44 can comprise blind hole 118 and a pair of horizontal column piece 116 usually.Can the axis channel 104 that be arranged in the teat 102 be configured to admit pivot 48.

Clamping device 10 can additionally comprise first biasing member 120 and second biasing member 122.The annular channel 96 that first biasing member 120 can partly be located on the first clamping component body 84 is at least admitted.Second biasing member 122 can partly be accepted in the blind hole 118 of piece spare 44 at least.The upper end of first biasing member 120 is usually by pad 126 supportings, and this pad is correspondingly by bearing 130 supportings of the supporting around main shaft 26 axle journal ground.Main shaft 26 can additionally comprise the raceway groove 134 and a pair of par 132 that is formed on the far-end.Par 132 is corresponding with the shape that is formed on the opening 72 in second clamping component 38 substantially.Par 132 can rotate to be keyed on second clamping component 38 on the main shaft 26 and to stop second clamping component 38 to center on main-shaft axis 140 with the shape coordinated of opening 72.In the example that is provided, output link 24 can be the form that drives fork substantially, and it can be in transferring rotational motion on the main shaft 26 of main-shaft axis 140.Can consider other configuration.Can with block bearing 142 be placed on the end of main shaft 26 in case coordinated be installed in the housing 20.

Turn back to Fig. 3, the first annex 14a can be the form of cutting element substantially, and it has working portion 146 and attaches the part 148 of couplet.Attach the part 148 of couplet and can comprise a plurality of mounting structure portions 150 that form the channel form that penetrates the first annex 14a.Attach and join part 148 and also can comprise open-ended hole or throat 152, so that as selectively the part of main shaft 26 is received in the assembling position as described in this specification general.

Concrete now with reference to figure 4-6, according to an example of the utility model instruction the exemplary series that removes the first annex 14a from clamp assembly 30 is described.At first with reference to accompanying drawing 4, shown clamp assembly 30 is in the close position, and wherein first end of biasing member 120 provides downward biasing force by pad 126 supportings and at annular channel 96 places to first clamping component 36.Importantly, will be appreciated that in shown concrete example, second clamping component 38 is fixed on the main shaft 26.As shown in the figure, the convex bump of mounting structure portion 76 selectively is arranged in the depression that is formed on the mounting structure portion 88 on first clamping component 36.When the convex bump of mounting structure portion 76 was passed the passage that is formed on the mounting structure portion 150 on the first annex 14a and located, the first annex 14a was clamped between second clamping surface 74 and first clamping surface 87.Although it is that some mounting structure portions that convex bump is described and illustrates are depression that one of ordinary skill in the art it will be appreciated that some mounting structure portions that are described and illustrate, their position can be changed.In addition, can use the geometry (geometry) of other interlocking.As seeing among Fig. 4, bar 32 has been shown among the figure, be primary importance with this location expression in this manual usually.

Specifically with reference to figure 5, the figure shows bar 32 turns to the second place around the pivotal axis 160 of pivot 48 situation now.In the second place, clamp assembly 30 is positioned at the release position that first clamping component 36 is shifted or departs from respect to second clamping component 38 substantially.In order to make bar 32 move to the second place (Fig. 5) from primary importance (Fig. 4), the user can along as shown in Figure 5 substantially upwards and actuate the user towards the direction of housing 20 and control part 42 (for example controlling part 42) with forefinger pulling user.For bar 32 is rotated around pivot 48, the user must overcome first biasing member 120 and second biasing member 122 biasing force separately.During bar 32 centered on pivot 48 rotations, the flange apparent surface 110 in the bag shape portion 108 of the body of rod 100 (Fig. 3) often transmitted power upwards (direction of the biasing force of first biasing member 120 is resisted on the edge) to bar apparent surface 91.In this connection, bar 32 makes first clamping component 36 rise substantially at annular lip 86 places, so that 87 motions of first clamping surface are away from second clamping surface 74.Be contemplated that and also can use other mechanical arrangements and do not use bar around pivots.For example, can be additionally or selectively adopt cam arrangement or start member slidably.

Because clamp assembly 30 is in the release position, first clamping component 36 and second clamping component 38 have enough gaps respectively, so the user can remove the first annex 14a from clamp assembly 30.In one example, the first annex 14a being pulled away from clamp assembly 30 possibly make the first annex 14a rise away from the convex bump (Fig. 6) of mounting structure portion 76 before earlier.

The clamping device 10 of the utility model has significant superiority in mechanical aspects, and it can provide special firm grip effect to annex in the portion that packs (tight package) in the less space of needs.Thus; Through pivot 48 is installed in the opposite end that the user controls part 42; Sizable moment arm (moment arm) of opposing first biasing member 120 and second biasing member 122 bias force separately can be provided to the user, still sizable clamping force can be provided simultaneously.According to other advantage, the position that the user controls part 42 can provide comfortable configuration housing 20, ergonomic that user's palm custom is placed, contiguous.Thus, can make forefinger control part 42 through the user easily and do not need obviously to adjust again the position of user's palm.In addition; The user controls part 42 substantially can be between the housing 20 and the first annex 14a; Therefore the user can upwards draw the user to control part 42 towards the direction of housing in the edge with the another hand when removing/installing any certain accessory with a hand easily.

It is now concrete that it is the perspective view of clamp assembly 30 with reference to figure 7-9, wherein Fig. 7 cardinal principle be in the close position with clamp assembly 30 and bar 32 to be in the sectional view shown in Figure 4 of primary importance corresponding.Fig. 8 substantially is in release position and bar 32 with clamp assembly 30, and to be in the sectional view shown in Figure 5 of the second place corresponding.Fig. 9 substantially with clamp assembly 30 be in release position and bar 32 be in the second place simultaneously the first annex 14a to move apart the sectional view shown in Figure 6 of clamp assembly 30 corresponding.

With reference now to Figure 10-12,, through using clamp assembly 30 selectively to clamp particular attachment like first annex 14a and so on around the variation of the gyrobearing of main-shaft axis 140.As stated, second clamping component 38 comprises eight mounting structure portions 76, also can add other configuration certainly.The first annex 14a comprises nine mounting structure portions or passage 150.Can settle the first annex 14a along a plurality of different rotary orientation, cause through the first annex 14a being rotated to the expectation orientation convex bump 78 is aimed at so that pass passage 150.As recognize, this helps to the directed differently first annex 14a of specific tasks.In case being aimed at, passage 150 admit the part 148 of couplet of attaching of convex bump 78, the first annexes on second clamping component 38 to be lowered by on second clamping surface 74.

In the exemplary series shown in Figure 10-12, as discussed previously, the user can control part 42 places to upper connecting rod 32 the user earlier, and the annular lip 86 of the clamping component 36 of winning is risen.Along with first clamping component 36 moves apart second clamping component 38, can the first annex 14a be directed to the radial position of expectation and aim at corresponding convex bump 78.The user can discharge the user and controls part 42 and make first biasing member 120 (with second biasing member 122) along actuate first clamping component 36 combines and clamp the first annex 14a respectively up to each first clamping surface 87 and second clamping surface 74 attach (Figure 12) till the couplet part 148 towards the direction of second clamping component 38 then.

Forward Figure 13-15 now to, they show the different examples that the first annex 14a is installed around second clamping component 38.Shown in these examples in, can the convex bump of mounting structure portion 76 be arranged as and make the first annex 14a point to the direction of about 30 degree increments around second clamping surface 74.Convex bump as if describe mounting structure portion 76 according to the mode of clock does not have mounting structure portion in the position at 2 o'clock, 4 o'clock, 8 o'clock and 10 o'clock.Can consider some other example.

With reference now to Figure 16-20,, will the clamp assembly 30 that clamp the second annex 14b be described according to an example of the utility model instruction.As stated, under the normal condition, clamp assembly 30 is biased into closing position.Shown in figure 18, shown bar 32 turns to the second place around the pivotal axis 160 of pivot 48.In the second place, clamp assembly 30 is positioned at the release position that first clamping component 36 moves with respect to second clamping component 38 substantially.Because clamp assembly 30 is in the release position, first clamping component 36 and second clamping component 38 have enough gaps respectively so that receive the installation collar 54 of the second annex 14b.

When the user keeps the user who is applied to bar 32 when controlling the power that makes progress on the part 42,, cause main shaft 26 to pass throat 66 location (Figure 19) substantially towards the clamp assembly 30 guiding second annex 14b.In case the expectation mounting structure portion 62 of the collar 54 is installed aims at the expectation mounting structure portion 76 of second clamping component 38; The user can release lever 32 the user control part 42, allow corresponding first biasing member 120 and second biasing member 122 that bar 32 is turned back to primary importance (Figure 20).In primary importance, clamp assembly 30 is in the close position, and causes second clamping surface, 74 actings in conjunction of first clamping surface 87 and second clamping component 38 of first clamping component 36 to clamp the installation collar 54 of the second annex 14b.

Forward Figure 21 and 22 now to, describe the 3rd annex 14c and auxiliaryly attach the method that joins surface 80 what the 3rd annex 14c was attached to second clamping component 38.The 3rd annex 14c can comprise having the body 170 that is roughly the flatiron shape usually.Be formed with a plurality of mounting structure portion 176 around the upper surface 178 of the body 172 of the 3rd annex 14c.In the example shown, a plurality of mounting structure portion 176 can be concave form, and they have and attach the shape that a plurality of mounting structure portion 82 that joins that surface 80 extends cooperates substantially from auxiliary.Can installing hole 180 be formed the body 172 that passes the 3rd annex 14c so that receive fixture 182 (Figure 22).Fixture 182 can with threaded hole 186 threaded engagement that are defined to main shaft 26 far-ends.One of ordinary skill in the art are understood that easily the motion of bar 32 does not influence the couplet that attaches of the 3rd annex 14c, because the 3rd annex 14c only has a common boundary with second clamping component 38 that is fixed to main shaft 26 rigidly.

Forward Figure 23-26 now to, the coordinated main shaft 26 and second clamping component 38 are described the 4th annex 14d.The raceway groove 134 that is formed in the main shaft 26 can have the gap that is used to receive some other annex, as receiving those annexes that can limit the throat 152 with less inlet.In this connection, annex rotated to the expectation orientation with respect to main shaft 26 before, the throat that the geometrical condition (geometry) of annex is reduced began to pass raceway groove 134, then this accessory clamp is tightened to clamp assembly 30.

The 4th annex 14d can have to be formed on and attaches open-ended hole or the throat 190 that joins on the part 192.Generally speaking, a segment distance 194 can be crossed over by throat 190.Compare with the throat 152 on the first annex 14a, throat 190 has the distance 194 that reduces.The deviation distance 196 of being located at the raceway groove 134 on the main shaft 26 is usually less than distance 194, so throat 190 can advance through raceway groove 134 till crossing raceway groove 134 (seeing Figure 24) at the place, opposite end of main shaft 26.In case throat 190 has crossed raceway groove 134, the user can make the 4th annex 14d rotate to the orientation of expectation around second clamping surface 74 of second clamping component 38.In case reach the orientation of expectation, the attaching of the 4th annex 14d joins part 192 and can drop on second clamping surface 74, and the convex bump of mounting structure portion 76 is passed the respective channel 198 (Figure 25) that joins on the part 192 of attaching that is formed on the 4th annex 14d simultaneously.The plane of Figure 26 has illustrated 196 relative distance 194 of throat 190 and raceway groove 134.

With reference now to Figure 27 and 28,, the 5th annex 14e that illustrates has and attaches the part 200 of couplet, and this attaches the part of couplet and has a plurality of installation forming sections 202 that pass its formation.Forming section 202 is installed usually can be the form of circular port.Circular port can have conical by its shape.Can consider other size, also can have enough big diameter (or being generally opening) to receive the diameter of the corresponding mounting structure portion 76 on second clamping component 38.

With reference now to Figure 29-34,, it shows according to the clamping device of another example constructions of the utility model and totally representes with Reference numeral 210.Shown clamping device 210 is for operationally linking with power tool 212 so that selectively and replacedly keep various annexes, like the 6th annex 14f.This exemplary power tool 212 can comprise tool body 218 usually, and this body comprises the housing 220 that holds the motor 222 that is used for driving output link 224 usually.Output link 224 can be attached to main shaft 226.This exemplary power tool 212 is configured to be used on main shaft 226, oscillating movement is provided.Identical with clamping device recited above 10, though in this manual clamping device 210 is described as the part of oscillatory type hand-operated tools, also can with this clamping device with other releasedly the power tool of fixing fitting use.

Clamping device 210 can further comprise operationally and bar 232 synergistic clamp assemblies 230 (Figure 30).Clamp assembly 230 can comprise first clamping component 236 and second clamping component 238 usually.Bar 232 can comprise lever arm 240, and this lever arm comprises that the user controls part 242.Bar 232 also comprises the pivoting portions 246 with pivot 248.

Specifically with reference to Figure 30 and 31, further specify second clamping component 238 now.Second clamping component 238 can comprise second clamping main body 250 of the form that is roughly the ring with central opening 252.Second clamping main body 250 can comprise second clamping surface 254 usually, and this clamping surface has formed thereon a plurality of mounting structure portion 256.In an example, the single parts that second clamping main body 250 and a plurality of mounting structure portion 256 can be shaped as like the one of being processed by accurate cast steel.

As recognizing through following discussion, second clamping component 238 is configured to make second clamping surface 254 in fact not combine with the 6th annex 14f.In the example shown, a plurality of mounting structure portion 256 is the form of male conical protuberance 258.Shown in this concrete example in, eight protuberances or male conical protuberance 258 are configured to each all to has substantially from second clamping surface 254 towards terminal part 262 tapered conical body parts 260.Terminal part 262 can comprise spherical geometrical condition substantially.Each male conical protuberance 258 all has the height 264 that the terminal 266 from second clamping surface 254 to terminal part 262 records.Male conical protuberance 258 also can limit the angle 270 that the outer surface 276 from longitudinal axis 272 to conical body part 260 records.

Can male conical be swelled and 258 be configured to endways that the terminal 266 of portion 262 and the midway of second clamping surface 254 combine with the hole of the 6th annex 14f.Constructional difference is, can clamp the 6th annex 14f and bar 232 is in primary importance and clamp assembly 230 closures (Figure 30), and such the 6th annex 14f and second clamping surface 254 depart from a segment distance 280.According to an example, height 264 is about 4mm and angle 270 is about 20 ° to 30 ° basically basically, more particularly is 25 °.The diameter of the male conical protuberance 258 that records at second clamping surface, 254 places can be about 3mm basically.The surface smoothness of male conical protuberance 258 can be enough strict, do not cause to be out of shape because of interacting with the 6th annex 14f.In one example, male conical protuberance than the 6th annex 14f hard at least 10 points (rockwell hardness testing).Can consider other height and angle.

Specifically with reference to Figure 30, first clamping component 236 generally includes the first clamping component body 284 with annular lip 286 now.The first clamping component body 284 can comprise the clamping surface 287 with a plurality of mounting structure portion 288, and these mounting structure portions are concave form, and the corresponding a plurality of mounting structure portion 256 of second clamping component 238 is admitted on their coordinated ground.Mounting structure portion 288 can have any configuration, is suitable for receiving the blind hole of at least some parts of the male conical protuberance 258 of mounting structure portion 256 like diameter.Annular lip 286 can radially be extended from the outer sleeve 290 of the first clamping component body 284 substantially.Annular lip 286 can have bar apparent surface 291.The first clamping component body 284 also can comprise the inner sleeve 292 that limits the first clamping component opening 294.Can the first clamping component opening 294 be configured to admit main shaft 226.Externally form annular channel 296 between sleeve 290 and the inner sleeve 292.Annular channel 296 can have terminal end surface 298.

Bar 232 can comprise the body of rod 300 usually, and this body of rod has the user who is formed on first end usually and controls part 242 and the pivoting portions 246 that is formed on the opposite end.According to an example, pivoting portions 246 can comprise a pair of teat 302 usually, and each teat limits and top axis channel 104 similar axis channels with reference to figure 3 descriptions.The body of rod 300 also can comprise the bag shape portion 308 with flange apparent surface 310.Can on the body of rod 300, form holding plate 312.Rest on the annular lip 286 in the time of can holding plate 312 being configured to release lever 232.Can pivot 248 be configured to pass the corresponding axis passage of teat 302 and pass the corresponding axis passage 316 that forms from the arm 318 of housing 220 extensions.

Clamping device 210 can add and comprise biasing member 320 and pad 326.The annular channel 296 that biasing member 320 can be set on the first clamping component body 284 at least in part holds.Usually by pad 326 supportings, this pad is correspondingly by the flange bearing on the main shaft 226 in the upper end of biasing member 320.The far-end of main shaft 226 can be configured to be press fit relation (through central opening 252) with second clamping main body 250.

Specifically the 6th annex 14f is described now with reference to Figure 32.The 6th annex 14f can be the cutting element form that has working portion 346 and attach couplet part 348 substantially.Attach and join part 348 and can comprise a plurality of mounting structure portion 350, the channel form that the 6th annex 14f forms passes in these mounting structure portions.As in this specification will as described in, attach and join part 348 and also can comprise open-ended hole or throat 352, be used for selectively the part of main shaft 226 is received in assembling position.According to an example of the utility model instruction, a plurality of mounting structure portion 350 can be for circular and have a diameter 358 that is about 2.8mm basically.Throat 352 can limit about 60 ° angle 360.Also can consider other size.But should expect, can the geometrical condition of diameter 358 be chosen as and combine with the conical body part 260 of male conical protuberance 258 in the midway of the terminal that is positioned at terminal part 262 266 and second clamping surface 254.More particularly, the geometrical condition that has of diameter 358 can be guaranteed to attach and joins part 348 and can not reduce as far as possible or rest on the top of second clamping surface 254.In other words, side-play amount 280 (Figure 30) must be greater than zero.

Can mounting structure portion 256 be arranged as to make the 6th annex 14f point to the direction of about 30 ° of increments around second clamping surface 254.Similar with the mounting structure portion 76 of top introduction, there is not mounting structure portion 256 in the position at 2 o'clock, 4 o'clock, 8 o'clock and 10 o'clock.Can further recognize, as described in this specification, can clamp other annex with clamp assembly 230.Can consider other configuration.

Specifically with reference to Figure 30 and 34, the exemplary series that removes the 6th annex 14f from clamp assembly 230 is described now according to an example of the utility model instruction.With reference to Figure 30, shown clamp assembly 230 is in the close position earlier, and wherein first end of biasing member 320 provides downward biasing force by pad 326 supportings and at annular channel 296 places to first clamping component 236.Importantly, it should be understood that in shown concrete example second clamping component 238 is fixing with respect to main shaft 226.As shown in the figure, male conical protuberance 258 selectively is positioned at the depression that is formed at the mounting structure portion 288 on first clamping component 236.Therefore, the 6th annex 14f is clamped between the outer surface 276 and clamping surface 287 of each male conical protuberance 258.In addition, the 6th annex 14f is clamped at the position of second clamping surface 254 that departs from second clamping component 238.As appreciable among Figure 30, shown bar 232 is generally described as primary importance herein.Because the 6th annex 14f is combined in mounting structure portion 350 places clearly, the 6th annex 14f can be between the 6th annex 14f and clamp assembly 230 relative motion very little or do not have relative motion ground secure fixation against clamping surface 287.

Forward to specifically now, show bar 232 forwards the second place (solid line) to from primary importance (dotted line) around pivotal axis 249 situation with reference to Figure 34.In the second place, clamp assembly 230 is in the release position that first clamping component 236 is shifted or departs from respect to second clamping component 238 substantially.In order to make bar 232 from primary importance (dotted line; Figure 34) move to the second place (solid line; Figure 34), the user can along shown in figure 34 substantially upwards and actuate the user towards the direction of housing 220 and control part 242 (as controlling part 242) with forefinger pulling user.In order to center on pivot 248 swingles 232, the user must overcome the biasing force of biasing member 320 (Figure 30).In pivot 248 rotating process, the bag shape portion 308 of the body of rod 300 and flange apparent surface 310 transmit the power (direction of the biasing force of edge opposing biasing member 320) that makes progress substantially to bar apparent surface 291 at bar 232.In this connection, bar 232 makes first clamping component 236 rise substantially at annular lip 286 places, so that second clamping component 238 is left in clamping surface 287 motions.

Because clamp assembly 230 is in the release position, first clamping component 236 and second clamping component 238 have enough gaps respectively, so the user can make the 6th annex 14f move apart clamp assembly 230.In one example, possibly, the 6th annex 14f the 6th annex 14f risen leave male conical protuberance 258 before be pulled away from clamp assembly 230.

Can pivot 248 be positioned the distance 370 of point 372 vertical surveies from the longitudinal centre line of main shaft 226.In one example, distance 370 can long enough can overcome the biasing force of biasing member 320 when providing mechanically advantage to move to the second place (clamp assembly 230 is opened) with convenient bar 232 to the user like a cork.Plane that clamping surface 287 limits and put the distance 374 that records between 372 can be less than distance 370.

With reference now to Figure 35-46,, it shows according to the clamping device of disclosed another example constructions of the utility model and generally with Reference numeral 410 expressions.Illustrated clamping device 410 operationally links selectively and replacedly to keep various annexes with power tool 210.Especially, clamping device 410 is configured to simultaneously and two different annexes of parallel work-flow ground connection.Except other aspects that the application describes, clamping device 410 can combine about the clamping device 10 above-mentioned part similar with 210.

Clamping device 410 comprises clamp assembly 412.Clamp assembly 412 operationally acts synergistically with bar 232.Clamp assembly 412 can comprise first clamping component 236 and second clamping component 238 ' usually.The clamping component 238 that relates among Figure 30 that second clamping component 238 ' is constructed to introduce similar in appearance to the front.Yet second clamping component 238 ' is associated with auxiliary attach surface of couplet 80 ' and threaded hole 186 '.As this specification will as described in, threaded hole 186 ' is configured to receive securing member 182 with being threaded.

Concrete now with reference to figure 35-39, clamp assembly 412 will be described to keep simultaneously the 6th annex 14f and the 7th annex 14g.In the example that provides, the 7th annex 14g is a degree of depth control member 420.Degree of depth control member 420 has the body 422 that is the dish type that limits passage 423 substantially.Body 422 has diameter 424 and workpiece mating surface 430.Will be appreciated that degree of depth control member 420 has constant diameter 424 although be shown as in the accompanying drawings, can have different shapes and/or size.For example, mating surface 430 can be changeable, smooth, nautilus shape (nautilus) etc.In addition, although passage 423 is shown as the center that is in body 422 substantially, it also can be biased.Degree of depth control member 420 can be through being threaded onto securing member 182 second clamping component 237 ' that is coupled to clamp assembly 412 in the threaded hole 186 '.Degree of depth control member 420 is positioned at and to attach the surface of couplet 80 ' fixing against auxiliary.

Degree of depth control member 420 can be configured to limit the depth of cut of cutting edge 432 on the 6th annex 14f.In this connection, degree of depth control member 420 can extend preset distance with respect to cutting edge 432, thus control depth of cut D1.Further explain to be that when the operator utilized the cutting edge 432 of the 6th annex 14f to implement cutting actions, the workpiece mating surface 430 of degree of depth control member 420 can combine the workpiece that just is being cut and stop distance that cutting edge 432 cuts workpiece into greater than depth D 1.Cognoscible is to provide various the 7th annex 14g that have different-diameter to certain applications with control depth of cut (referring to Figure 44, the 7th annex 14g, 14g2,14g3 and 14g4).Degree of depth control member 420 can be formed by any durable material like plastics, metal or other materials and so on.

According to the instruction of the utility model, an advantage of clamping device 410 is that the user can be attached to clamp assembly 412 with the 6th annex 14f separately or make degree of depth control member 420 be attached to the auxiliary surface of couplet 80 ' that attaches simultaneously.In this connection, expectedly be that the user can change one or two of the 6th annex 14g and the 7th annex 14g according to concrete convenient in application ground.For example, the user possibly want to change the 7th different annex 14g, and 14g2 or 14g3 (Figure 38) provide various depth of cut D1, D2 or D3.In addition, clamping device 410 allows the user to change among the 6th annex 14f or the 7th annex 14g at any time, for example when an annex weares and teares because of use.Can recognize that although among Figure 38 the 6th annex 14f is depicted as the upper surface of the body 422 that combines degree of depth control member 420, the 6th annex 14f and the 7th annex 14g be the lateral offset preset distance relative to each other.

With reference to Figure 39, the 7th annex 14g ' that illustrates is equipped with the bearing 440 that is arranged between outer body 442 and the inside body 444.In this connection, use middle (center) bearing 440 can allow outer body 442 with respect to inside body 444 rotations.Therefore, outer body 442 is unfixing with the 6th annex 14f (or other annexes that clamped by clamp assembly 412) because of vibration.

Specifically with reference to Figure 40 and 41, in the example that provides, clamp assembly 412 will be described to keep simultaneously the 6th annex 14f and the 8th annex 14h now, and the 8th annex 14h is a biasing control member 450.Biasing control member 450 has body 452, and this body has planar section 453 and sleeve part 455 usually.Planar section 453 has upper surface 454 and lower surface 456.Sleeve part 455 comprises passage 458.Biasing control member 450 can be configured to and help feasible the cutting to be parallel to another edge or to have consistent distance that guiding is provided with another edge.In this connection, the planar section 453 of biasing control member 450 can extend predetermined deviation distance with respect to the surface 460 of the 6th annex 14f.Further be interpreted as, the upper surface 454 of biasing control member 450 can depart from height H 2 (Figure 41) from the surface 460 of the 6th annex 14f.In use, the user can along biasing control member 450 go up or lower surface 454,456 combines and/or the slip workpiece, make known with respect to the deviation distance H2 on surface 460.By this way, when the user used the cutting edge 432 of the 6th annex 14f to carry out cutting action, biasing control member 450 can be used to control the cutting offset distance with respect to workpiece.What can recognize is, according to certain applications, can provide various the 8th annex 14h with different offset or dishes (referring to Figure 44, the 8th annex 14h, 14h2,14h3).Biasing control member 450 can be by any durable material forming like plastics, metal or other materials and so on.

Above taking during about the configuration of the discussion of Figure 35-39, the user can be attached to clamp assembly 412 with the 6th annex 14f separately or the control member 450 of will setover simultaneously be attached to auxiliary attach join surperficial 80 '.Like this, can be contemplated that according to the certain applications user and can change among the 6th annex 14f and the 8th annex 14h one or two easily.For example, the user possibly want to change between 14h2 and the 14h3 (Figure 41 and 44) at the 8th different annex 14h, so that various offset distance h1, h2 and h3 are provided respectively.In addition, clamping device 410 allows the user when wearing and tearing because of use, to change among the 6th annex 14f or the 8th annex 14h.

With reference now to Figure 42 and 43,, clamp assembly 412 will be described to keep simultaneously the 6th annex 14f and the 9th annex 14j.In the example that provides, the 9th annex 14h is the degree of depth and biasing control member combination 470.In more detail, the degree of depth comprises degree of depth control section 472 and biasing control section 474 with biasing control member combination 470.The degree of depth control section 472 that passage 476 passes the degree of depth and biasing control member combination 470 forms.The degree of depth can be formed by any durable material like plastics, metal or other materials and so on biasing control member combination 470.

Can recognize that the degree of depth and biasing control member combination 470 have both advantages of above-mentioned degree of depth control member 422 and biasing control member 450.In this connection, degree of depth control section 472 has workpiece mating surface 478, and this mating surface can extend preset distance D5 with respect to the cutting edge 432 of the 6th annex 14f.Similarly, biasing control section 474 can comprise from the upper surface 480 of the surface 460 offset distance H5 of the 6th annex 14f.

Shown in figure 43, different the 9th annex 14j, 14j2 and 14j3 can be provided, the combination of the various degree of depth (D5, D6 and D7) and skew (H4, H5 and H6) can be provided like this.Moreover the same with other situation of above-mentioned discussion, the user can be attached to clamp assembly 412 with the 9th annex separately or connect the 9th annex 14j simultaneously attaches the surface of couplet 80 ' to assisting.In this connection, can be contemplated that the user can change among the 6th annex 14f and the 9th annex 14j one or two easily according to certain applications.For example, the user possibly want between different the 9th annex 14j, 14j2 and 14j3, to change, so that the combination of various different depths of cut (D5, D6 and D7) and skew (H4, H5 and H6) to be provided.

With reference now to Figure 44,, a complete set of annex 490 can be provided, the user can easily change between different annexes according to certain applications like this.Although illustrated the 7th annex 14g, 14g2,14g3 and 14g4; The 8th annex 14h, 14h2 and 14h3; And the 9th annex 14j, 14j2 and 14j3 have different shape and size; One of ordinary skill in the art expect easily, and other annexes with geometrical condition various combination can also be provided under the prerequisite that does not exceed the utility model teachings.In addition, can recognize that although illustrated clamp assembly 412 operationally clamps the 6th annex 14f, clamp assembly 412 can be used to selectively clamp like disclosed other annexes of the utility model.

Turn to Figure 45 now, clamp assembly 412 will be described to keep simultaneously the tenth annex 14k and the 3rd annex 14c.The 3rd annex 14c can comprise the polishing platen like known under aforesaid usually.The tenth annex 14k has clamping part 502, and this clamping part is configured to clamped by clamp assembly 412.The tenth annex 14k generally includes the outside with pipeline 508 and keeps dome 506.Keep dome 506 can be configured to facilitate polishing the dust that forms and/or chip to be passed pipeline 508 by guiding upwards.According to a kind of application, pipeline 508 can be connected to vacuum plant.In addition, the user can change one of the 3rd annex 14c or the tenth annex 14k easily, and does not disturb another annex.

With reference to Figure 46, illustrated clamp assembly 412 keeps the 11 annex 14m and the 12 annex 14n simultaneously.The 11 annex 14m generally includes clamping part 512, and this clamping part is configured to clamp through clamp assembly 412.The 11 annex 14m also comprises maintenance dome 516, and this maintenance dome has the pipeline 518 that is configured to introduce (administer) polishing fluids 520.The 12 annex 14n can be configured to similar in appearance to the 3rd annex 14c, but can have the workpiece mating surface 524 that is configured to polishing workpiece when fluid 520 is carried through pipeline 518.In an example, reservoir can be connected to pipeline 518 and be configured to introduce fluid 520.In addition, the configuration that provides among Figure 46 allows the user to change the 11 annex 14m or the 12 annex 14n easily, and does not disturb another annex.

Some embodiment that the front is described have been merely and have explained and illustrate, and and non exhaustive or to the restriction of the utility model.Even without specifically illustrating or describing, generally speaking, the discrete component of certain specific embodiment or characteristic are not limited to this specific embodiment, and are being fit to the embodiment that part is interchangeable and can be used for being chosen.Same section also can change in many ways.Can think that these change the scope that does not exceed the utility model, all these remodeling all will fall in the scope of the utility model.

The cross reference of related application

The application is the U.S. Patent application No.12/942 that submitted on November 9th, 2010,098 part continuation application, and the application requires to enjoy in the U.S. Provisional Application No.61/329 that submitted on April 29th, 2010,480 priority.The disclosed full content of above-mentioned application is added among the application as a reference.

Claims

1. a clamping device is used for first and second annexes are fixed to the oscillatory type electric tool, it is characterized in that this clamping device comprises:

Tool body, it comprises the motor with the output link that drives first annex;

Clamp assembly; It comprises first clamping component that between closing position and release position, moves with respect to first annex; Clamp assembly keeps first annex in closing position; First clamping component of clamp assembly departs from from first annex in the release position; First clamping component keeps being attached to clamp assembly to allow first annex to remove simultaneously from clamp assembly, and this clamp assembly also comprises second clamping component, second clamping component have and first clamping component relatively and and first clamping component synergy so that first annex is clamped in the first between first and second clamping components; And

Assist and attach the surface of couplet, it is configured on second clamping component, be different from second clamping surface, and is configured to when first annex is kept by clamp assembly, selectively be connected with second annex.

2. clamping device as claimed in claim 1; It is characterized in that; Said first clamping component comprises first clamping main body, and this first clamping main body has more than first protuberances that extend from first clamping surface and is formed on a kind of in the depression of more than first first clamping surface.

3. clamping device as claimed in claim 2; It is characterized in that; Said second clamping component comprises second clamping main body with second clamping surface; This second clamping surface and said first clamping surface are relative and comprise said more than first protuberances and the another kind in the individual depression more than first, and wherein said more than first individual protuberances are configured to be positioned at corresponding more than first in closing position with cooperatively interacting and cave in.

4. clamping device as claimed in claim 1; It is characterized in that; Also comprise and have the actuator that the user controls part; This actuator is linked in tool body movingly between the primary importance and the second place, clamp assembly is in the close position in primary importance, in the second place user of actuator control the part motion cause clamp assembly to move to the release position.

5. clamping device as claimed in claim 1; It is characterized in that; Also comprise first annex, wherein first annex has open-ended hole and a plurality of installation forming section that passes the hole, and each of said more than first protuberances has conical outer surface; Be positioned as a plurality of installation forming sections that partly pass and combine said annex at the said protuberance of closing position, second clamping surface of position deviation second clamping main body of wherein said first annex.

6. clamping device as claimed in claim 1; It is characterized in that; Also comprise bar, this bar has the user and controls part and the pivoting portions that comprises pivot, and this bar connects between the primary importance and the second place around pivot with respect to tool body pivotly; Clamp assembly is positioned at closing position in primary importance, and the motion of controlling part the user of second place king-rod causes clamp assembly to move to the release position.

7. clamping device as claimed in claim 1 is characterized in that, said second clamping component limits threaded hole, and this hole is configured to receive second annex is attached to the auxiliary securing member that joins the surface that attaches.

8. clamping device as claimed in claim 1; It is characterized in that; Also comprise second annex; Wherein second annex comprises degree of depth control member, and this degree of depth control member has and is configured to and the cutting edge of first annex workpiece mating surface at a distance of preset distance, and this workpiece mating surface is configured to combine workpiece and stops distance that said cutting edge cuts workpiece into greater than said preset distance.

9. clamping device as claimed in claim 1; It is characterized in that; Also comprise second annex; Wherein second annex comprises the biasing control member, and this biasing control member has and is configured to and the surface of first annex workpiece mating surface at a distance of the predetermined lateral distance, and this workpiece mating surface is configured to combine workpiece and keeps first annex to leave the said predetermined lateral distance of workpiece mating surface.

10. clamping device as claimed in claim 1; It is characterized in that; Also comprise second annex; Wherein second annex comprises the degree of depth and biasing control member combination; This combination has the first workpiece mating surface and the second workpiece mating surface, and the first workpiece mating surface is configured to leave the cutting edge preset distance of first annex, and the second workpiece mating surface is configured to leave the body predetermined lateral distance of first annex; The said first workpiece mating surface is configured to combine workpiece and stops distance that said cutting edge cuts workpiece into greater than said preset distance, and the said second workpiece mating surface is configured to combine workpiece and keeps first annex to be in leave the said predetermined lateral of the second workpiece mating surface apart from part.

11. clamping device as claimed in claim 1 is characterized in that, also comprises first annex and second annex, wherein first annex comprises the dust aspirator, and second annex comprises the polishing platen.

12. clamping device as claimed in claim 1 is characterized in that, also comprises first annex and second annex, wherein first annex comprises lubricating arrangement, and second annex comprises polishing plate.

13. a clamping device is used for first and second annexes are fixed to the oscillatory type electric tool, it is characterized in that this clamping device comprises:

Tool body, it comprises the motor with the output link that drives first annex; With

Clamp assembly; It comprises first clamping component and second clamping component; Wherein one of first and second clamping components move between release position and clamped position with respect to another clamping component, so that selectively keep first annex between first and second clamping components, wherein one of first and second clamping components comprise the auxiliary surface of couplet that attaches; Should auxiliary attach the surface of couplet and be configured to selectively be connected, and the simultaneously clamped assembly of first annex keeps with second annex.

14. clamping device as claimed in claim 13; It is characterized in that; Said first and second clamping components comprise first and second surfaces respectively, and wherein auxiliary attach the surface of couplet and comprise the 3rd surface, wherein first and second surfaces face with each other and the 3rd faces towards surface away from first and second surfaces both.

15. clamping device as claimed in claim 14; It is characterized in that; Said auxiliary attach the surface of couplet and be formed on second clamping component, and wherein second clamping component limits threaded hole, and this hole is configured to receive second annex is attached to the auxiliary securing member that joins the surface that attaches.

16. clamping device as claimed in claim 13; It is characterized in that; Also comprise second annex; Wherein this second annex comprises degree of depth control member, and this degree of depth control member has and is configured to and the cutting edge of first annex workpiece mating surface at a distance of preset distance, and this workpiece mating surface is configured to combine workpiece and stops distance that said cutting edge cuts workpiece into greater than said preset distance.

17. clamping device as claimed in claim 13; It is characterized in that; Also comprise second annex; Wherein second annex comprises the biasing control member, and this biasing control member has and is configured to and the surface of first annex workpiece mating surface at a distance of the predetermined lateral distance, and this workpiece mating surface is configured to combine workpiece and keeps first annex to leave the said predetermined lateral distance of workpiece mating surface.

18. clamping device as claimed in claim 13; It is characterized in that; Also comprise second annex; Wherein second annex comprises the degree of depth and biasing control member combination; This degree of depth has the first workpiece mating surface and the second workpiece mating surface with biasing control member combination, and the first workpiece mating surface is configured to leave the cutting edge preset distance of first annex, and the second workpiece mating surface is configured to leave the body predetermined lateral distance of first annex; The said first workpiece mating surface is configured to combine workpiece and stops distance that said cutting edge cuts workpiece into greater than said preset distance, and the said second workpiece mating surface is configured to combine workpiece and keeps first annex to be in leave the said predetermined lateral of the second workpiece mating surface apart from part.

19. clamping device as claimed in claim 13 is characterized in that, also comprises first annex and second annex, wherein first annex comprises one of dust aspirator and lubricating arrangement, and wherein second annex comprises one of polishing platen and polishing plate.

20. a clamping device is used for first and second annexes are fixed to the oscillatory type electric tool, it is characterized in that this clamping device comprises:

Clamp assembly; It comprises first clamping component and second clamping component; Wherein one of first and second clamping components move between release position and clamped position with respect to another clamping component; So that selectively between the apparent surface of first and second clamping components, keep first annex, wherein one of first and second clamping components comprise be different from said apparent surface and be configured to selectively be connected with second annex auxiliary attach join surperficial;

The wherein clamping device three-mode operation that can only keep first pattern of first annex, second pattern that clamping device only keeps second annex and clamping device to keep first annex and second annex simultaneously with clamping device.