CN207522416U - A kind of fast fixture - Google Patents

Abstract

The utility model provides a kind of fast fixture, including：Chuck body, including the fixing end being oppositely arranged and movable end；First clamping part is assembled to the fixing end；Second clamping part is oppositely arranged with first clamping part；First through hole, through the movable end, the first through hole is oppositely arranged with first clamping part；Screw can be moved along the centerline direction of the first through hole in the first through hole, and one end is connected to second clamping part, to adjust the distance of second clamping part and first clamping part；And locking system, set on the movable end, to locking and unlock the screw；When the screw is locked up, the screw is rotated in the first through hole using the center line of the first through hole as rotary shaft, and is moved along the axial direction of the first through hole；When the screw is unlocked, the screw is moved in the first through hole along the axial direction of the first through hole.

Description

A kind of fast fixture

Technical field

The utility model is related to a kind of clamping tool, particularly to a kind of fast fixture.

Background technology

Clamping tool, abbreviation fixture, including many types, G words folder is wherein relatively conventional one kind.G words folder is to use A kind of hardware tool of the G fonts of fixed function in being clamped variously-shaped workpiece, module etc..G words folder is called shrimp bow code, C Word folder, carpenters' clamp etc., use scope is extensive, easy to carry, and since its main body is usually steel-casting, therefore service life is longer.

The G words folder of the prior art, is usually used and is threaded into formula design, can freely adjust the range to be clamped； Disadvantage is that during the bore adjustment of clamping opening namely amplification and when reducing clamping opening size, user is not needed manually not Disconnected rotary screw so that screw moves forward or back, and then adjusts the distance between two clamping parts.For each revolution, screw Displacement distance just corresponds to the width of two wire rod threads, and operation is very inconvenient, and working efficiency is low.On the other hand, with During family rotates handle to reduce clamping opening distance, after G words clip to gripped object, since torque is limited, clamping force It is relatively small, it is difficult to further increase.

Those skilled in the art are dedicated to researching and developing a kind of novel fast clamp device, and screw both can be with during retreating With slideably quick mobile, so as to quickly adjust the width of clamping opening, working efficiency is effectively improved, and can be to rotate shape Formula slowly moves, and so as to accurately adjust the width of clamping opening, keeps existing clamp precision, user can be according to specific work Make the switching that demand realizes two kinds of operating modes.

Utility model content

The purpose of this utility model is to provide a kind of fast fixture, has solved silk existing for the G words folder of the prior art The technical problems such as bar advance and retreat are slowly, working efficiency is relatively low, clamping force is relatively small.

In order to solve the above technical problems, the utility model provides a kind of fast fixture, including chuck body, including The fixing end and movable end being oppositely arranged；First clamping part is assembled to the fixing end；Second clamping part, with the described first folder The portion of holding is oppositely arranged；First through hole, through the movable end, the first through hole is oppositely arranged with first clamping part；Silk Bar can be moved along the centerline direction of the first through hole in the first through hole, and described screw one end is connected to institute The second clamping part is stated, to adjust the distance of second clamping part and first clamping part；And locking system, set on institute Movable end is stated, to locking and unlocks the screw；When the screw is locked up, the screw in the first through hole with The center line of the first through hole is rotated for rotary shaft, and is moved along the axial direction of the first through hole；When the screw quilt During unlock, the screw is moved in the first through hole along the axial direction of the first through hole.

Further, in different embodiments, the locking system includes cavity, is recessed in the interior of the first through hole Side wall；First sliding block is moved or is locked up in the cavity；It is recessed that the surface of the first sliding block side is equipped with first Slot is oppositely arranged with the screw；The inner surface of first groove is equipped with thread segment, opposite with the screw thread on the screw surface It should；When first sliding block is locked up, the partial threads on the screw surface are snapped into the thread segment of first groove； And elastic component, one end are connected to first sliding block, the other end is connected to the side wall or bottom plate of the cavity.

Further, in different embodiments, first sliding block includes the second groove, is recessed in first sliding block Surface far from the first groove side；The cavity include cavity floor, be the cavity bottom inner wall, and with institute The second groove is stated to be oppositely arranged；Wherein, described elastic component one end is set in second groove, cavity bottom described in another end in contact Plate.

Further, in different embodiments, the angle of the axial line of the cavity floor and screw formation is Acute angle；And/or a part for the first sliding block lateral wall and the cavity madial wall is a part of tangent.

Further, in different embodiments, the locking system includes slide opening, through the side of the movable end Wall, the side wall are parallel to the axial line of the screw；And/or sliding slot, on the inside of the one side wall of the movable end, which puts down Row is in the axial line of the screw；And second sliding block, on the outside of the one side wall for protruding from first sliding block, which is parallel to The axial line of the screw；Second sliding block is slideable to be caught in the slide opening and/or the sliding slot.The movable end packet Movable end opening is included, set on the middle part of the one side wall of the movable end；And movable end cover board, it is detachable to be assembled to the work The side wall of moved end, and cover the movable end opening；Wherein, the slide opening or the sliding slot are set on the movable end cover board.

Further, in different embodiments, the movable end includes the second through-hole, through the side of the movable end Wall, the side wall is perpendicular to the axial line of the screw；Second through-hole is connected to the cavity, and with the first sliding block phase To setting.

Further, in different embodiments, the movable end includes third through-hole, through the side of the movable end Wall, the side wall is perpendicular to the axial line of the screw；The third through-hole is connected to the cavity, one of first sliding block Divide and extend in the third through-hole；First axis pin, both ends are assembled to the madial wall of the third through-hole, first axis pin Axial line it is vertical with the axial line antarafacial of the screw；And two stents being oppositely arranged, in the third through-hole, It is respectively arranged on the both sides of first sliding block.

Further, in different embodiments, the stent is cylinder, which includes two opposite arch bottoms Face, an arcwall face side wall and a rectangle plane side wall.The movable end includes two third grooves being oppositely arranged, and is recessed in institute State the madial wall of third through-hole；And two fourth holes being oppositely arranged, each fourth hole is through the arc of a stent Surface side wall and rectangle plane side wall, and be oppositely arranged with a third groove；And the 8th through-hole, through the two of first sliding block A side wall, those side walls are parallel to the axial line of the screw；The both ends of 8th through-hole respectively with two fourth hole phases To setting；Wherein, first axis pin passes through the 8th through-hole, and described first axis pin one end passes through a fourth hole to assemble To a third groove.

Further, in different embodiments, the fast fixture further includes control unit, and part of it is set on Outside the movable end, and first sliding block is connected to, to first sliding block mobile in the cavity；When described When one sliding block is moved, the screw thread on the screw surface is detached from the thread segment of first groove.

Further, in different embodiments, the control unit includes dialling knob, set on movable end cover board or movable end The outer surface of side wall；A part for described group of knob across slide opening be connected to first sliding block and/or, first sliding block A part is connected to described group of knob across slide opening.

Further, in different embodiments, the control unit includes pressing piece, and one end is set on the movable end Outside, the other end is connected to first sliding block across the second through-hole.

Further, in different embodiments, the control unit includes shifting part, and one end is set on the movable end Outside, the other end is connected to first sliding block across third through-hole.

Further, in different embodiments, the fast fixture further includes Handheld Division, is connected to the screw One end, the other end of the screw is connected to second clamping part.

Further, in different embodiments, the Handheld Division is turnably connected to the screw；The Handheld Division The angle of axial line and the screw axial line is variable.

Further, in different embodiments, the screw includes screw connector, set on the screw far from described the One end of two clamping parts, to be connected to the Handheld Division.The screw connector includes screw joint body, is a tablet； Connecting portion, set on the described one end of screw joint body far from screw thread, cross section is arch or rectangle；And fifth hole, In the middle part of the connecting portion.

Further, in different embodiments, when the cross section of the connecting portion is arch, the screw connector packet Connecting portion side wall is included, is an arcwall face, which is a part for a cylindrical sides；And two or more the 4th is recessed Slot through the edge of the connecting portion, is evenly distributed in and is recessed in the connecting portion side wall.It is transversal when the connecting portion When face is rectangle, the fast fixture includes ring washer, is sheathed on the screw outer surface, is set set on the screw Threaded part and the junction of the screw connector.

Further, in different embodiments, the Handheld Division includes Handheld Division ontology, is internally provided with Handheld Division chamber Body；And Handheld Division connector, in the cavity of Handheld Division, one end extend out to the Handheld Division body exterior, and is hinged to institute State screw connector.

Further, in different embodiments, the Handheld Division connector includes Handheld Division joint body；It is oppositely arranged First clamping plate and second clamping plate protrude from one end of the Handheld Division joint body；And the 4th groove, it is formed in described first Between clamping plate and the second clamping plate, to be inserted into a screw joint body.

Further, in different embodiments, the Handheld Division connector further includes the 6th through-hole, through the described first folder In the middle part of plate；7th through-hole in the middle part of the second clamping plate, is oppositely arranged with the 6th through-hole；Second axis pin, wears successively Cross the 6th through-hole, a fifth hole and the 7th through-hole；And/or the Handheld Division connector further includes the 5th groove, It is recessed in the bottom of the 4th groove；Ball is positioned, at the notch of the 5th groove, snaps into any 4th groove； And second elastic component, in the 5th groove, one end is connected to the bottom of the 5th groove, other end connection To the positioning ball.

Further, in different embodiments, the Handheld Division further includes third elastic component, set on Handheld Division cavity Interior, one end is connected to the bottom of Handheld Division cavity, and the other end or its middle part are connected to the Handheld Division joint body.

The beneficial effects of the utility model are, provide a kind of fast fixture, and screw both may be used during retreating With slideably quick mobile, so as to quickly adjust the width of clamping opening, to effectively improve working efficiency, and can be with rotation Form slowly moves, and so as to accurately adjust the width of clamping opening, keeps existing clamp precision, user can be according to specific Work requirements realize the switching of two kinds of operating modes.Meanwhile the Handheld Division of screw outer end is bent relative to the screw , the removable clamping part of its inner end is allow to obtain the fastening torque of bigger, so as to effectively improve the clamping force of clamping opening.

Description of the drawings

Fig. 1 is the overall structure diagram of the utility model embodiment 1；

Fig. 2 is the decomposition texture schematic diagram of the utility model embodiment 1；

Fig. 3 is screw and the second clamping part decomposition texture schematic diagram in the utility model embodiment 1；

Fig. 4 is the structure diagram of movable end in the utility model embodiment 1；

Fig. 5 is the cross-sectional view of the utility model embodiment 1 in a latched condition；

Fig. 6 is the cross-sectional view of the utility model embodiment 1 in the unlocked state；

Fig. 7 is the structure diagram of the first sliding block in the utility model embodiment 1；

Fig. 8 is the structure diagram that the knob back side is dialled in the utility model embodiment 1；

Fig. 9 is that the positive structure diagram of knob is dialled in the utility model embodiment 1；

Figure 10 is the schematic diagram of screw and hand-held portion connecting structure in the utility model embodiment 1；

Figure 11 is the partial structural diagram of the utility model embodiment 2；

Figure 12 is the part section structural representation of the utility model embodiment 2 in a latched condition；

Figure 13 is the structure diagram of the first sliding block and pressing piece in the utility model embodiment 2；

Figure 14 is the structure diagram of movable end cover board in the utility model embodiment 2；

Figure 15 is the partial schematic diagram of screw and hand-held portion connecting structure in the utility model embodiment 2；

Figure 16 is the decomposition diagram of screw and hand-held portion connecting structure in the utility model embodiment 2；

Figure 17 is the partial structural diagram of the utility model embodiment 3；

Figure 18 is the part section structural representation of the utility model embodiment 3 in a latched condition；

Figure 19 is the structure diagram of the first sliding block and shifting part in the utility model embodiment 3；

Figure 20 is the structure diagram of a pair of brackets in the utility model embodiment 3；

Figure 21 is the cross-sectional view of the first sliding block and stent in the utility model embodiment 3.

Component mark is as follows in figure：

1 chuck body, 2 fixing ends, 3 movable ends, 4 screws, 5 first through hole；

6 locking systems, 7 control units, 8 Handheld Divisions；11 first clamping parts, 12 second clamping parts；

30 movable end top plates, 31 movable end the first side walls, 32 movable end second sidewalls, 33 movable end third side walls, 34 live The 4th side wall of moved end, 35 second through-holes, 36 third through-holes, 37 first axis pins, 38 stents, 39 third grooves；

41 fixture blocks, 42 screw connectors；

61 cavitys, 62 first sliding blocks, 63 elastic components, 64 slide openings, 65 second sliding blocks, 66 movable end openings, 67 movable end covers Plate, 68 sliding slots, 69 linear convex blocks；

71 groups of knobs, 72 pressing pieces, 73 shifting parts；

81 Handheld Division ontologies, 82 Handheld Division connectors, 83 Handheld Division cavitys, 84 third elastic components；

111 first clamping faces, 121 second clamping faces, 122 card slots,

381 arcuate undersides, 382 arcwall face side walls, 383 rectangle plane side walls, 384 fourth holes；

420 screw joint bodies, 421 connecting portions, 422 fifth holes, 423 connecting portion side walls, 424 the 4th grooves；

611 cavity floors, 620 first grooves, 621 first sliding block the first side walls, 622 first sliding block second sidewalls, 623 First sliding block third side wall, the 4th side wall of 624 first sliding block, 625 first slide roofs, 626 first sliding block inclined-planes, 627 second Groove, 628 the 8th through-holes；651 cylinders, 652 thread grooves；

711 groups of knob mounting blocks, 712 cylindrical grooves, 713 threaded holes, 714 push inclined-plane, and 715 push rubbing surface, and 716 rub Wipe part；721 pressing plate, 722 driving members；

820 Handheld Division joint bodies, 821 first clamping plates, 822 second clamping plates, 823 the 4th grooves, 824 the 6th through-holes, 825 7th through-hole, 826 the 5th grooves, 827 positioning balls, 828 second elastic components.

Specific embodiment

Below with reference to the preferred embodiment of Figure of description complete description the utility model, make its technology contents clearer Be easy to understand.The utility model can be emerged from by many various forms of embodiments, and protection domain is not only It is limited to the embodiment mentioned in text.

In the accompanying drawings, the identical component of structure is represented with same numbers label, everywhere the similar component of structure or function with Like numeral label represents.The size and thickness of each component shown in the drawings are to be arbitrarily shown, and the utility model is not Limit the size and thickness of each component.In order to make diagram apparent, some places suitably exaggerate the thickness of component in attached drawing.

The direction term that the utility model is previously mentioned, for example, above and below, front, rear, left and right, inside and outside, side, top, bottom Portion, top, bottom end, end etc. are only the directions in attached drawing, are used only to explanation and illustration the utility model rather than are used for Limit the scope of protection of the utility model.

When certain components be described as " " another component " on " when, the component can be placed directly within another component On；There may also be an intermediate member, the component is placed on the intermediate member, and the intermediate member is placed in another component On.When a component is described as " installation to " or during " being connected to " another component, the two can be understood as direct " installation " or " connection " or a component " are installed extremely " indirectly by an intermediate member or " being connected to " another component.

Embodiment 1

As shown in Fig. 1~2, the present embodiment provides a kind of fast fixture, including chuck body 1, the first clamping part 11 And second clamping part 12.

The cross sectional shape of chuck body 1 includes but not limited to shaped form or fold-line-shaped, preferably C fonts or G fonts.This implementation Preferably a kind of G words folder of fast fixture described in example.Chuck body 1 includes the fixing end 2 being oppositely arranged and movable end 3.

The present embodiment further includes the first clamping part 11 and the second clamping part 12, and the first clamping part 11 is assembled to fixing end 2, the Two clamping parts 12 are connected to movable end 3 by 4 packaged type of a screw, and the second clamping part 12 is set relatively with the first clamping part 11 It puts.

As shown in figures 2-3, the present embodiment further includes the first clamping face 111, the second clamping face 121, card slot 122 and fixture block 41。

The side of first clamping part 11 towards 12 side of the second clamping part is the first clamping face 111, the second clamping part 12 Side is equipped with the second clamping face 121, and another side surface is equipped with recessed card slot 122.Second clamping face 121 and the first clamping face 111 are oppositely arranged, and the shape of two clamping faces is identical or corresponding, and two clamping faces are preferably plane, between two clamping faces The adjustable clamping opening of bore is formed, to clamp some or certain a few gripped objects.

Fixture block 41 is spherical shape, set on one end of screw 4, and is caught in card slot 122.Fixture block 41 mutually matches with card slot 122 It closes, so as to which the second clamping part 12 be fixed together with screw 4.User can adjust clamping opening by adjusting the position of screw Caliber size.

As shown in Figure 2, Figure 4 shows, 3 top of movable end is equipped with movable end top plate 30, and 3 lower part of movable end is connected to chuck body 1, The cross section of movable end 3 is approximately rectangle or round rectangle.Four side walls of movable end 3 include the movable end first being oppositely arranged Side wall 31 and movable end second sidewall 32, perpendicular to the axial line of screw 4；Four side walls of movable end 3, which further include, to be oppositely arranged Movable end third side wall 33 and the 4th sidewall 34 of movable end, be parallel to the axial line of screw 4.

As shown in figure 4, the present embodiment further includes first through hole 5 and screw 4.First through hole 5 runs through movable end 3, specifically It says, first through hole 5 is through movable end the first side wall 31 and movable end second sidewall 32；5 and first clamping part 11 of first through hole First clamping face 111 is oppositely arranged.The outer surface at 4 middle part (main part) of screw is equipped with screw thread, can be along first through hole 5 Centerline direction is moved in the first through hole 5, and one end is connected to the second clamping part 12, to adjust the second clamping part 12 with The distance of first clamping part 11；Its other end is connected to a Handheld Division 8, to input torque so that screw 4 is rotated.

Movable end 3 is equipped with locking system 6, to locking and unlock screw 4.When screw 4 is locked in movable end 3, silk Bar 4 is not to be completely fixed to be integrated with movable end 3, screw 4 can in the first through hole 5 using the center line of first through hole 5 as Rotary shaft is rotated, and is slowly moved along the axial direction of first through hole 5.When screw 4 is unlocked, and is detached from movable end 3, silk Bar 4 can be moved rapidly in the first through hole 5 along the axial direction of first through hole 5, due to movable end 3 at this time and 4 phase of screw from, and It is not in direct contact, therefore screw 4 can slide in first through hole 5 along the axial direction (central axis direction) of first through hole 5 Mode is moved rapidly.

As shown in Fig. 5~7, locking system 6 includes cavity 61, the first sliding block 62 and elastic component 63.Cavity 61 is set on activity Inside end 3, first through hole 5 is connected to, the first sliding block 62 can be moved or be locked up in cavity 61.First sliding block, 62 side Surface be equipped with the first groove 620, the first groove 620 is oppositely arranged with screw 4, and the inner surface of the first groove 620 is equipped with arc The thread segment of shape, it is corresponding with the screw thread on 4 surface of screw.First groove 620 be set up in parallel including multiple thread segments to be formed it is more A groove, 620 longitudinal cross-section of the first groove be arc, the shape of thread segment corresponding with the arc of 4 longitudinal cross-section lower part of screw It is corresponding with the shape of screw outer surface thread.When the first sliding block 62 is locked up, the partial threads on 4 surface of screw snap into In the thread segment of one groove 620, the two realizes part engagement.

As shown in fig. 6, when, when cavity 61 slides, screw 4 is detached from the first groove 620 after 62 stress of the first sliding block, It is (in axial direction) free to slide in first through hole 5, so that the second clamping part 12 can be leaned on rapidly to the first clamping part 11 Hold together or deviate from, and then realize the quick adjustment of clamping opening bore.

As shown in figure 5, when the first sliding block 62 is by the first 620 locking of groove, the partial threads on 4 surface of screw snap into In the thread segment of one groove 620 so that screw 4 cannot slide in the axial direction, can only radially be rotated using screw thread, thus It is slowly moved in axial direction, so that the second clamping part 12 slowly can be drawn close or deviate to the first clamping part 11, and then Realize the accurate adjustment of clamping opening bore.

63 preferred helical spring of elastic component, one end are connected to the first sliding block 62, and the other end is connected to the side of cavity 61 Wall or bottom plate.Elastic component 63 is to support the first sliding block 62, when the first sliding block 62 is moved by external force and is detached from screw 4, Elastic component 63 (helical spring) is by compressive deformation；When the first sliding block 62 loses power, elastic component 63 (helical spring) restores deformation, according to By its elastic force the first sliding block 62 is resetted so that the first groove 620 snaps into the spiral shell of 4 outer surface of a screw part again At line.

As shown in fig. 7, the cross section on 62 top of the first sliding block is rectangle or round rectangle, including four side walls, it is respectively The first sliding block the first side wall 621 being oppositely arranged and the first sliding block second sidewall 622, perpendicular to the axial line of screw 4；And phase To the first sliding block third side wall 623 and the 4th side wall 624 of the first sliding block of setting, it is parallel to the axial line of screw 4.Wherein, One groove 620 runs through the first sliding block the first side wall 621 and the first sliding block second sidewall 622.

In the present embodiment, the top of the first sliding block 62 is the first slide roof 625；First sliding block, 62 bottom sets that there are two the One sliding block inclined-plane 626, one of those is towards Handheld Division 8, another is towards second clamping part 12.First sliding block 62 further includes Two grooves 627 are recessed in surface of first sliding block 62 far from 6 side of the first groove namely first towards the second clamping part 12 Sliding block inclined-plane 626.

As also shown in e.g. figs. 4-7, cavity 61 include cavity floor 611, be 61 bottom of cavity inner wall, and with the second groove 627 are oppositely arranged.Elastic component 63 (helical spring) one end is set in the second groove 627, another end in contact cavity floor 611, is used The first sliding block 62 to be supported to be slided in cavity 61 and the first sliding block 62 is assisted to reset.

Cavity floor 611 and be oppositely arranged towards the first sliding block inclined-plane 626 of the second clamping part 12, cavity floor 611 with The angle that the axial line of screw 4 is formed is acute angle.In the present embodiment, the axial line of cavity floor 611 and screw 4 cannot it is parallel or Vertically, so as to ensure that elastic component 63 (helical spring) can be assembled between 611 and first sliding block 62 of cavity floor so that First sliding block 62 normally can be slided and be resetted.A part for first sliding block, 62 lateral wall with one of 61 madial wall of cavity Split-phase is cut, and when the first sliding block 62 slides in cavity 61, a part and 61 madial wall of cavity of 62 lateral wall of the first sliding block occur It is opposite to slide so that the first sliding block 62 does not deviate by existing sliding trace in slip and reseting procedure.

When screw 4 is locked in movable end 3, the screw thread on 4 surface of screw acts power, and transmit to the first sliding block 62 To the inclined-plane of 61 madial wall of cavity so that the first sliding block 62 generates stiction with 61 madial wall the tangent of cavity.It is described quiet Frictional force and the first sliding block 62 and the friction coefficient of 61 madial wall the tangent of cavity are in direct ratio, the screw thread pair with 4 surface of screw The amount of force of first sliding block 62 is in direct ratio, and after stiction is greatly to certain numerical value, which can locking silk Bar 4.

The screw thread on 4 surface of screw acts the first sliding block 62 what power size was generated with elastic component 63 (helical spring) Elastic force is directly proportional, while also associated with the angle of inclination of slope of thread, the angle of inclination of slope of thread preferably 15~ Unspecified angle value between 60 degree.If the screw thread on 4 surface of screw is double thread, the angle of inclination preferably 15~60 of slope of thread Unspecified angle value between degree.First sliding block 62 and 61 madial wall the tangent friction coefficient of cavity, depending on the first sliding block 62 with The material of movable end 3.

As shown in Fig. 2, Fig. 7, locking system 6 includes one group or two groups of 64 and second sliding block 65 of slide opening, specifically, The side of locking system 6 is set there are one slide opening 64 and second sliding block 65, alternatively, the both sides of locking system 6 are respectively equipped with one A slide opening 64 and second sliding block 65.64 and second sliding block 65 of slide opening is limiting slip of first sliding block 62 in cavity 61 Track makes the first sliding block 62 not deviate by existing sliding trace in sliding process and in reseting procedure.

The present embodiment preferably two slide openings 64 and two the second sliding blocks 65.Slide opening 64 is linear, through movable end 62 One side wall, the side wall are parallel to the axial line of screw 4, which can be the 4th side of movable end third side wall 33 or movable end Wall 34.Second sliding block 65 is protruded from the outside of the one side wall of the first sliding block 62, which is parallel to the axial line of screw, which can Think the first sliding block third side wall 623 or the 4th side wall 624 of the first sliding block；Second sliding block 65 is slideable to be caught in slide opening 64. When the second sliding block 6 slides in slide opening 64, the first sliding block 62 slides in cavity 61, and elastic component 63 (helical spring) is compressed Or restore deformation.

Movable end 6 further includes one group or two groups of activity end openings 66 and movable end cover board 67.Movable end opening 66 is set on The middle part of the one side wall of movable end, the preferred movable end third side wall 33 of the side wall or the 4th sidewall 34 of movable end in the present embodiment. Detachable side wall (the 4th side wall of movable end third side wall 33 or movable end for being assembled to movable end 62 of movable end cover board 67 34), and covering activity end opening 66, in the present embodiment, movable end cover board 67 is assembled to the side of movable end 62 by multiple screws Wall.The position of movable end opening 66 corresponds to the position of cavity 61, and user can remove movable end cover board 67, movable end opening 66 Expose multiple components inside cavity 61, easy to repair and replacement component in place.

There are two movable end cover boards 67, respectively movable end third side wall 33, the 4th sidewall 34 of movable end for the present embodiment tool A part, two slide openings 64 can run through two movable end cover boards 67, and shape, position correspond to each other.

As shown in Figure 1, the present embodiment further includes control unit 7, part of it is set on outside movable end 6, and is connected to the One sliding block 62, user can control the first sliding block 62 to be moved in cavity 61 outside movable end 6 using control unit 7；When When one sliding block 62 is by movement, the screw thread on 4 surface of screw is detached from the thread segment of the first groove 620.

As shown in Fig. 8~9, control unit 7 includes dialling knob 71, set on the appearance of movable end cover board 67 or movable end side wall Face dials knob 71 and is connected to the first sliding block 62 across slide opening 64.In the present embodiment, dial knob 71 for two and be set on movable end third side wall 33 Or the outer surface of the 4th sidewall 34 of movable end, dial the second cunning that a part for knob 71 passes through slide opening 64 to be connected to the first sliding block 62 Block 65 and/or, the part of the first sliding block 62 is connected to across slide opening and dials knob 71.Second sliding block, 65 surface is equipped with a protrusion The recessed thread groove 652 of cylinder 651 and one, cylinder 651 are inserted into slide opening 64.

As shown in fig. 7, the one side for dialling knob 71 is equipped with group knob mounting blocks 711 protruded, it is also inserted into slide opening 64, dials 711 surface of knob mounting blocks is equipped with recessed 712 and one threaded hole 713 of cylindrical groove.Cylindrical groove 712 is opposite with cylinder 651 to be set It puts, position is corresponding, and cylinder 651 is inserted into cylindrical groove 712.Threaded hole 713 is oppositely arranged with thread groove 652, position phase It is corresponding, there is a screw (not shown) to be assembled in thread groove 652 across threaded hole 713.Assembling when, the first sliding block 62 first and Elastic component 63 is loaded to successively in cavity 61；Then movable end cover board 67 is assembled to by multiple screws on the side wall of movable end 3, 64 the second sliding block of face 65 of slide opening on movable end cover board 67, cylinder 651 is inserted into slide opening 64；To finally dialling for knob 71 be dialled Knob mounting blocks 711 are also fitted with to slide opening 64, and cylinder 651 is inserted into cylindrical groove 712, with a screw (not shown) successively Across threaded hole 713 and thread groove 652, you can will dial that knob 71 is detachable is assembled to the first sliding block 62, and dial the cunning of knob 71 and first Block 62 is relatively fixed.

It pushes inclined-plane 714 as shown in figure 9, dialling 71 outer surface of knob and being equipped with and/or pushes rubbing surface 715, promotion inclined-plane 714 is Recessed arcwall face, shape is corresponding at the finger belly of human hand, and knob 71 is dialled with finger push convenient for user；Push rubbing surface 715 Surface has the bar shaped of multiple protrusions or block-like friction member 716, to increase friction coefficient, is dialled convenient for user with finger push Knob 71.When group knob 71 is pushed, the running orbit for dialling knob 71 is identical with the shape of slide opening 64, and the first sliding block 62 can be also driven It is slided in cavity 61, sliding trace and the track for dialling knob 71 are identical or corresponding, and user can dial knob 71 by promotion Mode the first sliding block 62 is controlled to slide in the cavity 61, after user, which decontrols, dials knob 71, under the action of elastic component 63, the One sliding block 62 can be with self-resetting.

As shown in Fig. 1~2, the present embodiment further includes Handheld Division 8, is connected to one end of screw 4, and the other end of screw 4 connects It is connected to the second clamping part 12.In the present embodiment, Handheld Division 8 is a rodlike handle, is turnably connected to screw 4；Handheld Division 8 The angle of axial line and 4 axial line of screw is variable.

In the present embodiment, screw 4 includes screw connector 42, is writing board shape, set on screw 4 far from the second clamping part 12 one end, to be connected to Handheld Division 8.

As shown in Figure 10, screw connector 42 includes screw joint body 420, connecting portion 421 and fifth hole 422.Silk Knock-off joint ontology 420 is writing board shape；Connecting portion 421 is set on the one end of screw joint body 420 far from screw thread, and cross section is Arch or rectangle；Fifth hole 422 is through 421 middle part of connecting portion.

When the cross section of connecting portion 421 is arch, screw connector 42 includes connecting portion side wall 423 and more than two the Four grooves 424.Connecting portion side wall 423 is an arcwall face, which is a part for a cylindrical sides.Two or more the 4th Groove 424 runs through the edge of connecting portion 421, is recessed in connecting portion side wall 423, and be evenly distributed on connecting portion side wall 423.

Handheld Division 8 includes Handheld Division ontology 81 and Handheld Division connector 82, and Handheld Division ontology 81 is internally provided with Handheld Division cavity 83；Handheld Division connector 82 is set in Handheld Division cavity 83, and one end is extend out to outside Handheld Division ontology 81, and is hinged to screw Connector 42, the other end extend to 83 bottom of Handheld Division cavity.

Handheld Division connector 82 includes Handheld Division joint body 820, first clamping plate 821,822 and the 4th groove of second clamping plate 823, first clamping plate 821 is oppositely arranged with second clamping plate 822, and protrudes from one end of Handheld Division joint body 820, Handheld Division The other end of joint body 820 extends to 83 bottom of Handheld Division cavity；4th groove 823 is formed in first clamping plate 821 and second Between clamping plate 822, to be inserted into a screw joint body 420.

Handheld Division connector 82 further includes the 6th through-hole 824, the 7th through-hole 825 and the second axis pin (not shown).6th is logical Hole 824 is through 821 middle part of first clamping plate, and the 7th through-hole 825 is through 822 middle part of second clamping plate, the 7th through-hole 825 and the 6th through-hole 824 are oppositely arranged.When screw joint body 420 is inserted into four grooves 823, the second axis pin (not shown) sequentially passes through the 6th Through-hole 824,422 and the 7th through-hole 825 of fifth hole so that Handheld Division connector 82 is hinged with screw connector 42 so that hand-held Portion 8 can relatively rotate with screw 4, to adjust the angle between the axial line of Handheld Division 8 and the axial line of screw 4, from And screw 4 is allowd to obtain the input torque of bigger so that user is more laborsaving.

As shown in figure 5, Handheld Division connector 82 further includes the 5th groove 826, positioning 827 and second elastic component 828 of ball, the Five grooves 826 are recessed in the bottom of the 4th groove 823；It positions ball 827 to be set at the notch of the 5th groove 826, snap into any 4th groove 424；A second elastic component 828 preferably helical spring, in the 5th groove 826, it is recessed that one end is connected to the 5th The bottom of slot 826, the other end are connected to positioning ball 827.Under the effect of the second elastic component 828, positioning ball 827 can snap into In any 4th groove 424.When user is in rotating hand portion 8 in the plane of the institute of screw joint body 420 so that Handheld Division 8 with When screw 4 relatively rotates, positioning 827 surface stress of ball is press-fit into the 5th groove 826, while the second elastic component 828 It is further compressed, since connecting portion side wall 423 is an arcwall face, positioning ball 827 is slided along the arcwall face of connecting portion side wall 423 It is dynamic.When positioning ball 827 is slid into another the 4th groove 424, under the effect of the second elastic component 828, positioning ball 827 blocks Enter to the 4th groove 424, so that Handheld Division 8 is relatively fixed with the holding of screw 4, change Handheld Division 8 and the phase of screw 4 To angle.

In the present embodiment, the cross section of connecting portion side wall 423 is semicircle, the present embodiment preferably three the 4th grooves 424, it is evenly distributed in connecting portion side wall 423, the angle of Handheld Division 8 and screw 4 can be adjusted to 0 degree and 90 degree, specifically It says, Handheld Division 8 can be 90 degree clockwise or counterclockwise relative to screw 4, and Handheld Division 8 and the position of screw 4 are protected It holds and is relatively fixed so that the angle of the two maintains 90 degree.When the angle of Handheld Division 8 and screw 4 is 90 degree, user uses Same power, can input maximum torque, and other angles effect is relatively poor.

When positioning ball 827 and being located at any four groove 424, the second elastic component 828 will positioning ball 827 to snap into the 4th recessed 424 bottom of slot so that Handheld Division 8 at this time is relatively fixed with the holding of screw 4.When the angle of Handheld Division 8 and screw 4 is 90 degree When, user can provide torque with rotating hand portion 8 for screw 4, due to direction of rotation and the Handheld Division joint body of Handheld Division 8 820 not in the same plane, therefore the rotation of Handheld Division 8 can't influence the relative angle of Handheld Division 8 and screw 4.

As shown in Fig. 1~2, Fig. 5~6, fast fixture described in the present embodiment is in clamping process, first, Yong Huyong Finger push dials knob 71 so that and the first sliding block 62 is detached with screw 4, and the first groove 620 is detached from the screw thread of 4 outer surface of screw, from And so that screw 4 is able to the quick sliding in first through hole 5 so that clamping opening size is slightly larger than the size of gripped object；Then, it uses Knob 71, the first sliding block 62 locking screw 4 again under the action of elastic component 63 so that the part spiral shell on 4 surface of screw are dialled in family release Line is caught in the first groove 620, forms part engagement；Finally, the angle between Handheld Division 8 and screw 4 is adjusted so that Handheld Division 8 is substantially vertical with screw 4, rotating hand portion 8 (as counterclockwise) so that clamping opening size further reduces, and treats two clampings After face is all contacted with gripped object surface, Handheld Division 8 is further rotated, until it cannot have an effect so that gripped object is complete It is clamped by two clamping faces, the clamping force of bigger can be obtained.At this point, if it is necessary, Handheld Division 8 and silk can be readjusted Angle between bar so that Handheld Division 8 and screw 4 are substantially point-blank.

Fast fixture described in the present embodiment is in clamping process is released, with above-mentioned steps on the contrary, first, adjustment is hand-held Angle between portion 8 and screw 4 so that Handheld Division 8 is substantially vertical with screw 4, reversely rotates Handheld Division 8 (such as side clockwise To) so that clamping opening size is gradually amplified, and decontrols gripped object；Then, dial knob 71 with finger push so that the first sliding block 62 with Screw 4 detaches, and the first groove 620 is detached from the screw thread of 4 outer surface of screw, so that screw 4 is able in first through hole 5 quickly It slides so that clamping opening size quickly becomes larger, other articles are clamped available for continuing.

In another variant embodiment of the present embodiment, Handheld Division connector 82 is fixedly attached to screw connector 42, if Relatively low to chucking power requirement when gripped object volume and smaller quality, Handheld Division 8 can be located along the same line with screw 4, Handheld Division 8 and screw 4 can be designed as integrally formed structure.Alternatively, Handheld Division 8 is set as fold-line-shaped or shaped form, Such as round handwheel or L-shaped handle, the input torque obtained so as to increase screw so that user is more laborsaving.

The advantageous effect of the present embodiment is, provides a kind of fast fixture, is released using group knob mode is pushed to silk The locking of bar restores the locking to screw using elastic component, and screw can both be moved during retreating with slideably quick It is dynamic, so as to quickly adjust the width of clamping opening, working efficiency is effectively improved, and can slowly be moved with rotation formula, so as to The width of clamping opening can be accurately adjusted, keeps existing clamp precision, user can quickly realize according to specific work requirements The switching of two kinds of operating modes.Meanwhile the Handheld Division of screw outer end is bent relative to the screw, makes its inner end Removable clamping part can obtain the fastening torque of bigger, so as to effectively improve the clamping force of clamping opening.

Embodiment 2

The technical characteristic of embodiment 2 is largely same as Example 1, and distinguishing feature is only that locking system 6 The structure of structure, the structure of screw connector 42 and Handheld Division 8.

As shown in Figure 11~12, in embodiment 2, locking system 6 includes cavity 61, the first sliding block 62 and elastic component 63, Structure is same as Example 1, and this will not be repeated here.

As shown in Figure 13~14, locking system 6 further includes one group or two groups of 68 and second sliding block 65 of sliding slot, specifically It says, the side of locking system 6 is set there are one sliding slot 68 and second sliding block 65, alternatively, the both sides of locking system 6 are respectively equipped with One sliding slot 68 and second sliding block 65.68 and second sliding block 65 of sliding slot is limiting cunning of first sliding block 62 in cavity 61 Dynamic rail mark makes the first sliding block 62 not deviate by existing sliding trace in sliding process and in reseting procedure, and the present embodiment is excellent Select two sliding slots 68 and two the second sliding blocks 65.

Sliding slot 68 is set on the inside of the one side wall of movable end 62, which is parallel to the axial line of screw 4, which can be The 4th sidewall 34 of movable end third side wall 33 or movable end.Each sliding slot 68 is formed between two parallel linear convex blocks 69 Linear sliding slot, linear convex block 69 protrudes from one side wall (movable end third side wall 33 or the movable end the 4th of movable end 62 Sidewall 34) inside.

Second sliding block 65 is first sliding block of linear, and on the outside of the one side wall for protruding from the first sliding block 62, the side wall is parallel In the axial line of screw 4, which can be the first sliding block third side wall 623 or the 4th side wall 624 of the first sliding block；Second slides Block 65 is slideable to be caught in sliding slot 68.

Movable end 6 further includes one group of activity end opening 66 and movable end cover board 67.Movable end opening 66 is set on movable end One side wall middle part, the preferred movable end third side wall 33 of the side wall in the present embodiment.The 67 detachable assembling of movable end cover board To the side wall (movable end third side wall 33) of movable end 62, and covering activity end opening 66, in the present embodiment, movable end cover board 67 The side wall of movable end 3 is assembled to by multiple screws.The position of movable end opening 66 corresponds to the position of cavity 61, and user can be with Movable end cover board 67 is removed, movable end opening 66 can expose multiple components inside cavity 61, easy to repair and replacement portion Part.

As shown in figure 14, the present embodiment only has there are one movable end cover board 67, and is one of the 4th sidewall 34 of movable end Point, therefore there are one sliding slots 68 and two linear convex blocks 69 to be set on movable end cover board 67, another sliding slot 68 and two it is straight Linear convex block 69 is set on movable end third side wall 33, and the shape of two sliding slots 68, position correspond to each other.

Movable end 3 includes the second through-hole 35, through the one side wall of movable end 3, the side wall perpendicular to screw 4 axial line, The side wall is movable end the first side wall 31；Second through-hole 35 is connected to cavity 61, and is oppositely arranged with the first sliding block 62.

Control unit 7 includes pressing piece 72, and 72 shape of pressing piece is horizontal L-shaped, and one end is set on the outer of movable end 3 Portion, the other end are connected to the first sliding block 62 across the second through-hole 35.Pressing piece 72 includes the pressing plate 721 being wholely set and passes Moving part 722, pressing plate 721 are located at the outside of movable end 3, and driving member 722 is connected to the first sliding block the first side wall 621, driving member 722 direction and the direction of sliding slot 68 are basically identical.

As shown in Figure 11~13, when 721 stress of pressing plate, pressing piece 72 pushes the first sliding block 62 edge in cavity 61 The movement of 68 direction of sliding slot, screw 4 is detached from the first groove 620, the free skating in the axial direction of first through hole 5 in first through hole 5 It is dynamic, so that the second clamping part 12 rapidly can be drawn close or deviate to the first clamping part 11, and then realize clamping opening bore Quick adjustment.

When pressing plate 721 loses power, the first sliding block 62 is under the effect of elastic component 63 by 620 locking of the first groove, 4 table of screw The partial threads in face are snapped into the first groove 620 so that screw 4 cannot can only utilize spiral shell in 5 axis upward sliding of first through hole Line is radially rotated in first through hole 5, so as to slowly be moved in 5 axial direction of first through hole, so that the second clamping part 12 Slowly it can draw close or deviate to the first clamping part 11, and then realize the accurate adjustment of clamping opening bore.

As shown in Figure 15~16, in the present embodiment, screw 4 includes screw connector 42, and screw connector 42 connects including screw Head ontology 420, connecting portion 421 and fifth hole 422, structure is same as Example 1, and this will not be repeated here.

When the cross section of connecting portion 421 is rectangle, fast fixture described in the present embodiment includes ring washer 43, 4 outer surface of screw is sheathed on, the part of screw thread and the junction of screw connector 42 are arranged at set on screw 4.Ring washer 43 To limit the rotation space of Handheld Division 8, ensure that Handheld Division 8 and 4 angle of screw are 90 degree as possible.

Handheld Division 8 includes Handheld Division ontology 81 and Handheld Division connector 82, and Handheld Division ontology 81 is internally provided with Handheld Division cavity 83.Handheld Division connector 82 is set in Handheld Division cavity 83, and one end is extend out to outside Handheld Division ontology 81, and is hinged to screw Connector 42, the other end extend to 83 middle part of Handheld Division cavity namely one end of Handheld Division joint body 820 and extend to Handheld Division 83 middle part of cavity.Handheld Division connector 82 includes Handheld Division joint body 820, first clamping plate 821, second clamping plate 822 and the 4th Groove 823 further includes the 6th through-hole 824, the 7th through-hole 825 and the second axis pin (not shown), structure and 1 phase of embodiment Together, referring to Figure 10, this will not be repeated here.

Handheld Division 8 further includes third elastic component 84, and in Handheld Division cavity 83, one end is connected to Handheld Division cavity 83 Bottom, the other end or its middle part be connected to Handheld Division joint body 820.When Handheld Division 8 and screw 4 on the same line When, under the action of third elastic component 84, connecting portion 421 and the Handheld Division connector 82 of screw 4 are all drawn into Handheld Division cavity In 83, so that the angle of Handheld Division 8 and screw 4 may remain in 0 degree, fast fixture entirety occupied space is reduced, It is easy to carry.

Since Handheld Division 8 and screw 4 are hinged, in theory, the angle of Handheld Division 8 and screw 4 can be from 0 degree of tune It is whole to arrive positive and negative 180 degree.User overcomes the elastic force of third elastic component 84 to draw the connecting portion 421 of screw 4 out of Handheld Division cavity 83 Go out, and by Handheld Division 8 clockwise or counterclockwise so that Handheld Division 8 and the angle of screw 4 are adjusted to 90 degree, at this point, hand-held 8 outer rim of portion will touch ring washer 43, so as to limit the position of Handheld Division 8, prevent Handheld Division 8 from further rotating so that Handheld Division 8 is maintained at 90 degree or so with 4 angle of screw.When the angle of Handheld Division 8 and screw 4 is 90 degree, Handheld Division 8 is had an effect place Maximum with the distance of screw 4, the same strength of user can input maximum torque, effect phase when angle is other angles To poor.When the angle of Handheld Division 8 and screw 4 is 90 degree, user can provide torque with rotating hand portion 8 for screw 4, by In the direction of rotation of Handheld Division 8 and Handheld Division joint body 820 not in the same plane, therefore the rotation of Handheld Division 8 can't Influence Handheld Division 8 and the relative angle of screw 4.

The other technical characteristics of the present embodiment are identical with embodiment 1, and this will not be repeated here.It is worth noting that, this In embodiment, the structure of Handheld Division 8 and the structure of screw connecting portion 421 can also be complete with the corresponding construction in embodiment 1 It is identical.

As shown in figure 12, fast fixture described in the present embodiment is in clamping process, and first, user is pressed with finger push Casting die 72 so that the first sliding block 62 is detached with screw 4, and the first groove 620 is detached from the screw thread of 4 outer surface of screw, so that silk Bar 4 is able to the quick sliding in first through hole 5 so that clamping opening size is slightly larger than the size of gripped object；Then, user's release is pressed Casting die 72, the first sliding block 62 locking screw 4 again under the action of elastic component 63 so that the partial threads on 4 surface of screw are caught in To the first groove 620, part engagement is formed；Finally, the angle between Handheld Division 8 and screw 4 is adjusted so that Handheld Division 8 and silk Bar 4 is substantially vertical, rotating hand portion 8 (as counterclockwise) so that clamping opening size further reduces, treat two clamping faces all with After the contact of gripped object surface, Handheld Division 8 is further rotated, until it cannot have an effect so that gripped object is completely by two Clamping face is clamped, and can obtain the clamping force of bigger.At this point, it if it is necessary, can readjust between Handheld Division 8 and screw 4 Angle so that the connecting portion 421 of screw 4 under the action of third elastic component 84, is all drawn into hand with Handheld Division connector 82 It holds in portion's cavity 83, ring washer 43 can limit screwed part on screw 4 and enter Handheld Division cavity 83.

Fast fixture described in the present embodiment is in clamping process is released, with above-mentioned steps on the contrary, first, adjustment is hand-held Angle between portion 8 and screw 4 so that Handheld Division 8 is substantially vertical with screw 4, reversely rotates Handheld Division 8 (such as side clockwise To) so that clamping opening size is gradually amplified, and decontrols gripped object；Then, with finger push pressing piece 72 so that the first sliding block 62 It is detached with screw 4, the first groove 620 is detached from the screw thread of 4 outer surface of screw, so that screw 4 is able in first through hole 5 soon Ski-running is moved so that clamping opening size quickly becomes larger, other articles are clamped available for continuing.

The advantageous effect of the present embodiment is, provides a kind of fast fixture, is released using the mode of pressing to screw Locking is restored using elastic component to the locking of screw, screw during retreating both can with slideably quick mobile, from And the width of clamping opening can be quickly adjusted, working efficiency is effectively improved, and can slowly be moved with rotation formula, so as to essence The really width of adjustment clamping opening, keeps existing clamp precision, and user can quickly realize two kinds of works according to specific work requirements The switching of operation mode.Meanwhile the Handheld Division of screw outer end is bent relative to the screw, makes the removable of its inner end Clamping part can obtain the fastening torque of bigger, so as to effectively improve the clamping force of clamping opening.

Embodiment 3

The technical characteristic of embodiment 3 is largely same as Example 2, and distinguishing feature is only that locking system 6 Structure, specific distinguishing characteristics are as follows.

As shown in Figure 17~18, in embodiment 3, locking system 6 includes cavity 61, the first sliding block 62 and elastic component 63, also Including one group of activity end opening 66 and movable end cover board 67, structure is same as Example 2, but include slide opening 64, 68 and second sliding block 65 of sliding slot.

As shown in Figure 18~19, cavity 61 is set on inside movable end 3, is connected to first through hole 5, and screw 4 passes through first to lead to Hole 5, the first sliding block 62 can be rotated or be locked up in cavity 61.The surface of first sliding block, 62 side is equipped with the first groove 620, it is oppositely arranged with screw 4, the first groove 620 is set up in parallel the multiple grooves to be formed, the shape of thread segment for multiple thread segments Shape is corresponding with the shape of screw outer surface thread, and the two realizes part engagement.After the first 62 stress of sliding block in cavity 61 When rotating, screw 4 is detached from the first groove 620, (in axial direction) free to slide in first through hole 5, so that the second folder Holding portion 12 rapidly can draw close or deviate to the first clamping part 11, and then realize the quick adjustment of clamping opening bore.When the first cunning When block 62 is by the first 620 locking of groove, the partial threads on 4 surface of screw are snapped into the first groove 620 so that screw 4 cannot In the axis upward sliding of first through hole 5, radially rotation of the screw thread in first through hole 5 can only be utilized, so as to slow in the axial direction Ground moves, so that the second clamping part 12 slowly can be drawn close or deviate to the first clamping part 11, and then realizes clamping opening mouth The accurate adjustment of diameter.

As shown in figure 19, in the present embodiment, the cross section on 62 top of the first sliding block is rectangle or round rectangle, including four Side wall is the first sliding block the first side wall 621 and the first sliding block second sidewall 622 being oppositely arranged respectively, perpendicular to the axis of screw 4 Heart line；And the first sliding block third side wall 623 and the 4th side wall 624 of the first sliding block being oppositely arranged, it is parallel to the axle center of screw 4 Line.Wherein, the first groove 620 runs through the first sliding block the first side wall 621 and the first sliding block second sidewall 622.

The top of first sliding block 62 is the first slide roof 625, equipped with the first groove 620；The bottom of first sliding block 62 is First sliding block inclined-plane 626 is away from each other with the first slide roof 625.First sliding block 62 further includes the second groove 627, is recessed in Surface namely first sliding block inclined-plane 626 surface of one sliding block 62 far from 620 side of the first groove.

As shown in figure 18, cavity 61 include cavity floor 611, be 61 bottom of cavity inner wall, and with the second groove 627 It is oppositely arranged.Elastic component 63 (helical spring) one end is set in the second groove 627, another end in contact cavity floor 611, to prop up It supports the first sliding block 62 to slide in cavity 61 so that the first sliding block 62 normally can be rotated and reset.

As shown in figure 18, movable end 3 includes 36 and first axis pin 37 of third through-hole.Third through-hole 36 runs through movable end 3 One side wall, the side wall is perpendicular to the axial line of screw 4, preferably the first sliding block the first side wall 621；Third through-hole 36 is connected to sky Chamber 61, a part for the first sliding block 62 are extended in third through-hole 36.First axis pin, 37 both ends are assembled to the interior of third through-hole 36 Side wall, the axial line of the first axis pin 37 are vertical with the axial line antarafacial of screw 4.

As shown in Figure 19~20, movable end 3 includes two stents 38 being oppositely arranged, in third through-hole 36, respectively Set on the both sides of the first sliding block 62.Stent 38 is cylinder, which includes two opposite arcuate undersides 381, an arc surface side 382 and one rectangle plane side wall 383 of wall.

As shown in figure 21, movable end 3 includes two third grooves 39 being oppositely arranged, and is recessed in the interior of third through-hole 36 Side wall.Movable end 3 further includes two fourth holes being oppositely arranged 384, and each fourth hole 384 is through the arc of a stent 38 Shape surface side wall 382 and rectangle plane side wall 383, and be oppositely arranged with a third groove 39.Movable end 3 further includes the 8th through-hole 628, through the two side walls of the first sliding block 62, those side walls are parallel to the axial line of screw 4, respectively the first sliding block third side The 4th side wall 624 of 623 and first sliding block of wall；The both ends of 8th through-hole 628 are oppositely arranged respectively with two fourth holes 384.The One axis pin, 37 middle part passes through the 8th through-hole 628, and the both ends of the first axis pin 37 are each passed through a fourth hole 384 and are assembled to one Third groove 39, the first sliding block 62 can in a certain range rotate around the first axis pin 37.

As shown in Figure 17~18, control unit 7 include shifting part 73, one end be set on movable end 3 outside, can by On stir；Its other end passes through third through-hole 36 to be connected to the side wall of the first sliding block 62, which is the first sliding block second sidewall 622.Shifting part 73 is combined with the first sliding block 62 forms an overall structure that can be rotated around the first axis pin 37.

When one end that shifting part 73 is set on outside movable end 3 is dialed up, based on lever principle, 62 meeting of the first sliding block The deflection of generation certain angle downwards, the first groove 620 of disengaging of screw 4, (in axial direction) free to slide in first through hole 5, from And the second clamping part 12 is allowd rapidly to draw close or deviate to the first clamping part 11, and then realize the fast velocity modulation of clamping opening bore It is whole.

When power is lost in one end that shifting part 73 is set on outside movable end 3, the first sliding block 62 is in the case where elastic component 63 is acted on by the One groove, 620 locking, the partial threads on 4 surface of screw are snapped into the first groove 620 so that screw 4 cannot be slided in the axial direction It is dynamic, it can only radially be rotated using screw thread, so as to slowly move in the axial direction, so that the second clamping part 12 can delay It slowly draws close or deviates to the first clamping part 11, and then realize the accurate adjustment of clamping opening bore.

The structure of the Handheld Division 8 of the present embodiment and the structure of screw connecting portion 421 and the corresponding construction phase in embodiment 2 Together, this will not be repeated here.It is worth noting that, in the present embodiment, the structure of Handheld Division 8 and the structure of screw connecting portion 421 It can be identical with the corresponding construction in embodiment 1.

As shown in Figure 17~18, fast fixture described in the present embodiment is in clamping process, and first, user is dialled with finger Dynamic or pressing shifting part 73 so that the first sliding block 62 is detached with screw 4, and the first groove 620 is detached from the screw thread of 4 outer surface of screw, So that screw 4 is able to the quick sliding in first through hole 5 so that clamping opening size is slightly larger than the size of gripped object；Then, User discharges shifting part 73, the first sliding block 62 locking screw 4 again under the action of elastic component 63 so that the portion on 4 surface of screw Screw thread is divided to be caught in the first groove 620, forms part engagement；Finally, the angle between Handheld Division 8 and screw 4 is adjusted so that hand It is substantially vertical with screw 4 to hold portion 8, rotating hand portion 8 (as counterclockwise) so that clamping opening size further reduces, and treats two After clamping face is all contacted with gripped object surface, Handheld Division 8 is further rotated, until it cannot have an effect so that gripped object It is clamped completely by two clamping faces, the clamping force of bigger can be obtained.At this point, if it is necessary, can readjust Handheld Division 8 with Angle between screw 4 so that the connecting portion 421 of screw 4 with Handheld Division connector 82 under the action of third elastic component 84, all by It pulls in Handheld Division cavity 83.

Fast fixture described in the present embodiment is in clamping process is released, with above-mentioned steps on the contrary, first, adjustment is hand-held Angle between portion 8 and screw 4 so that Handheld Division 8 is substantially vertical with screw 4, reversely rotates Handheld Division 8 (such as side clockwise To) so that clamping opening size is gradually amplified, and decontrols gripped object；Then, shifting part 73 is stirred or pressed with finger so that first Sliding block 62 is detached with screw 4, and the first groove 620 is detached from the screw thread of 4 outer surface of screw, so that screw 4 is able to lead to first Quick sliding in hole 5 so that clamping opening size quickly becomes larger, other articles are clamped available for continuing.

The advantageous effect of the present embodiment is, provides a kind of fast fixture, is released using the mode of stirring and screw is locked Only, realized using elastic component to screw locking, make its screw during retreating both can with slideably quick mobile, so as to The width of clamping opening can be quickly adjusted, working efficiency is effectively improved, and can slowly be moved with rotation formula, so as to accurate The width of clamping opening is adjusted, keeps existing clamp precision, user can quickly realize two kinds of work according to specific work requirements The switching of pattern.Meanwhile the Handheld Division of screw outer end is bent relative to the screw, makes the removable folder of its inner end The portion of holding can obtain the fastening torque of bigger, so as to effectively improve the clamping force of clamping opening.

The preferred embodiment of the utility model described in detail above.It should be appreciated that the ordinary skill people of this field Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks Technical staff passes through logic analysis, reasoning or limited reality on the basis of existing technology according to the design of the utility model in domain Available technical solution is tested, it all should be in the protection domain being defined in the patent claims.

Claims (20)

1. a kind of fast fixture, which is characterized in that including：

Chuck body, including the fixing end being oppositely arranged and movable end；

First clamping part is assembled to the fixing end；

Second clamping part is oppositely arranged with first clamping part；

First through hole, through the movable end, the first through hole is oppositely arranged with first clamping part；

Screw can be moved along the centerline direction of the first through hole in the first through hole, and described screw one end connects Second clamping part is connected to, to adjust the distance of second clamping part and first clamping part；And

Locking system set on the movable end, to locking and unlocks the screw；

When the screw is locked up, the screw is in the first through hole using the center line of the first through hole as rotary shaft It is rotated, and is moved along the axial direction of the first through hole；

When the screw is unlocked, the screw is moved in the first through hole along the axial direction of the first through hole.

2. fast fixture as described in claim 1, which is characterized in that the locking system includes

Cavity inside the movable end, is connected to the first through hole；

First sliding block is moved or is locked up in the cavity；The surface of the first sliding block side is equipped with the first groove, It is oppositely arranged with the screw；The inner surface of first groove is equipped with thread segment, corresponding with the screw thread on the screw surface； When first sliding block is locked up, the partial threads on the screw surface are snapped into the thread segment of first groove；With And

Elastic component, one end are connected to first sliding block, and the other end is connected to the side wall or bottom plate of the cavity.

3. fast fixture as claimed in claim 2, which is characterized in that

First sliding block includes

Second groove is recessed in surface of first sliding block far from the first groove side；

The cavity includes

Cavity floor, is the inner wall of the cavity bottom, and is oppositely arranged with second groove；

Wherein, described elastic component one end is set in second groove, cavity floor described in another end in contact.

4. fast fixture as claimed in claim 3, which is characterized in that

The angle that the axial line of the cavity floor and the screw is formed is acute angle；And/or

A part for the first sliding block lateral wall is a part of tangent with the cavity madial wall.

5. the fast fixture described in claim 2, which is characterized in that

The locking system includes

Slide opening, through the one side wall of the movable end, which is parallel to the axial line of the screw；And/or

Sliding slot, on the inside of the one side wall of the movable end, which is parallel to the axial line of the screw；

And

Second sliding block, protrudes from the one side wall outside of first sliding block, which is parallel to the axial line of the screw；It is described Second sliding block is slideable to be caught in the slide opening and/or the sliding slot；

The movable end includes

Movable end opening, set on the middle part of the one side wall of the movable end；And

Movable end cover board, the detachable side wall for being assembled to the movable end, and cover the movable end opening；

Wherein, the slide opening or the sliding slot are set on the movable end cover board.

6. fast fixture as claimed in claim 2, which is characterized in that the movable end includes

Second through-hole, through the one side wall of the movable end, the side wall is perpendicular to the axial line of the screw；

Second through-hole is connected to the cavity, and is oppositely arranged with first sliding block.

7. fast fixture as claimed in claim 2, which is characterized in that the movable end includes

Third through-hole, through the one side wall of the movable end, the side wall is perpendicular to the axial line of the screw；

The third through-hole is connected to the cavity, and a part for first sliding block is extended in the third through-hole；

First axis pin, both ends are assembled to the madial wall of the third through-hole, axial line and the screw of first axis pin Axial line antarafacial it is vertical；And

Two stents being oppositely arranged in the third through-hole, are respectively arranged on the both sides of first sliding block.

8. fast fixture as claimed in claim 7, which is characterized in that

The stent is cylinder, which includes two opposite arcuate undersides, an arcwall face side wall and a rectangle plane side wall；

The movable end includes

Two third grooves being oppositely arranged are recessed in the madial wall of the third through-hole；And

Two fourth holes being oppositely arranged, each fourth hole is through the arcwall face side wall of stent and rectangle plane side Wall, and be oppositely arranged with a third groove；And

8th through-hole, through the two side walls of first sliding block, those side walls are parallel to the axial line of the screw；Described The both ends of eight through-holes are oppositely arranged respectively with two fourth holes；

Wherein, first axis pin passes through the 8th through-hole, and the first axis pin either end passes through a fourth hole to assemble To a third groove.

9. fast fixture as claimed in claim 2, which is characterized in that further include

Control unit, part of it is set on outside the movable end, and is connected to first sliding block, in the cavity Mobile first sliding block；When first sliding block is moved, the screw thread on the screw surface is detached from first groove Thread segment.

10. fast fixture as claimed in claim 9, which is characterized in that the control unit includes dialling knob, set on activity The outer surface of end casing or movable end side wall；A part for described group of knob across slide opening be connected to first sliding block and/or, A part for first sliding block is connected to described group of knob across slide opening.

11. fast fixture as claimed in claim 9, which is characterized in that the control unit includes pressing piece, one end Set on the outside of the movable end, the other end is connected to first sliding block across the second through-hole.

12. fast fixture as claimed in claim 9, which is characterized in that the control unit includes shifting part, one end Set on the outside of the movable end, the other end is connected to first sliding block across third through-hole.

13. fast fixture as described in claim 1, which is characterized in that further include

Handheld Division, is connected to one end of the screw, and the other end of the screw is connected to second clamping part.

14. fast fixture as claimed in claim 13, which is characterized in that

The Handheld Division is turnably connected to the screw；

The angle of the Handheld Division axial line and the screw axial line is variable.

15. fast fixture as claimed in claim 13, which is characterized in that the screw includes

Screw connector, set on the one end of the screw far from second clamping part, to be connected to the Handheld Division；The silk Knock-off joint includes

Screw joint body is a tablet；

Connecting portion, set on the described one end of screw joint body far from screw thread, cross section is arch or rectangle；And

Fifth hole, in the middle part of the connecting portion.

16. fast fixture as claimed in claim 15, which is characterized in that

When the cross section of the connecting portion is arch, the screw connector includes

Connecting portion side wall, is an arcwall face, which is a part for a cylindrical sides；And

More than two 4th grooves, through the edge of the connecting portion, are evenly distributed in and are recessed in the connecting portion side wall；

When the cross section of the connecting portion is rectangle, the fast fixture includes

Ring washer is sheathed on the screw outer surface, and threaded part and the screw connector are set set on the screw Junction.

17. fast fixture as claimed in claim 13, which is characterized in that the Handheld Division includes

Handheld Division ontology is internally provided with Handheld Division cavity；And

Handheld Division connector, in the Handheld Division cavity, one end extend out to the Handheld Division body exterior, and is hinged to institute State screw connector.

18. fast fixture as claimed in claim 17, which is characterized in that

The Handheld Division connector includes

Handheld Division joint body；

The first clamping plate and second clamping plate being oppositely arranged protrude from one end of the Handheld Division joint body；And

4th groove is formed between the first clamping plate and the second clamping plate, to be inserted into a screw joint body.

19. fast fixture as claimed in claim 18, which is characterized in that

The Handheld Division connector further includes

6th through-hole, in the middle part of the first clamping plate；

7th through-hole in the middle part of the second clamping plate, is oppositely arranged with the 6th through-hole；And

Second axis pin sequentially passes through the 6th through-hole, a fifth hole and the 7th through-hole；

And/or

The Handheld Division connector further includes

5th groove is recessed in the bottom of the 4th groove；

Ball is positioned, at the notch of the 5th groove, snaps into any 4th groove；

And

Second elastic component, in the 5th groove, one end is connected to the bottom of the 5th groove, other end connection To the positioning ball.

20. fast fixture as claimed in claim 18, which is characterized in that the Handheld Division further includes third elastic component, In the Handheld Division cavity, one end is connected to the bottom of the Handheld Division cavity, and the other end or its middle part are connected to The Handheld Division joint body.