Loosen, tighten no screw thread anchor clamps fast
Technical field
The utility model has related to a kind of anchor clamps, has particularly related to a kind of no screw thread anchor clamps that loosen, tighten fast.
Background technology
Anchor clamps are anchor clamps that the widely used a kind of fixation workpiece of factory is processed.Anchor clamps commonly used comprise moving jaw and regular jaw, and moving jaw carries out transmission through screw mandrel.Just can reach purpose fixing and that unclamp owing to the screw mandrel transmission needs some circles, therefore, in the use of existing anchor clamps, have clamping and unclamp the problem that the workpiece spended time is long, efficiency is low.
Summary of the invention
The goal of the invention of the utility model is to solve existing clamp and unclamps the shortcoming that the workpiece spended time is long, efficiency is low, and a kind of no screw thread anchor clamps that loosen, tighten fast are provided.
In order to accomplish the goal of the invention of the utility model, the utility model adopts following technical scheme:
The utility model a kind of loosens, tighten no screw thread anchor clamps fast; It comprises: left chuck and right chuck; Wherein: it also comprises: square annular knurl sliding bar, clamp mechanism and clamping handgrip; On left chuck and right chuck correspondence position, all have square hole, square annular knurl sliding bar passes the square hole of left chuck and the square hole of right chuck, and the end of square annular knurl sliding bar of passing right chuck is with to clamp handgrip hinged; Clamp mechanism is contained in the left chuck, it withstand or unclamp pass left chuck square hole in square annular knurl sliding bar;
The utility model a kind of loosens, tighten no screw thread anchor clamps fast; Wherein: said clamp mechanism comprises: degree of tightness handgrip, front rod, back link, movable Fastener and stage clip; One end of front rod and back link is all hinged with an end of degree of tightness handgrip, near the degree of tightness handgrip of above-mentioned hinged end, is fixed on the left chuck through pin, and the degree of tightness handgrip other end rotates around pin; The other end of front rod and back link all is in the same place with the lower hinge of movable Fastener; The bottom of movable Fastener is near the lower end of movable Fastener, and the upper end of movable Fastener is fixed on the left chuck, and the lower end of movable Fastener is withstood or unclamped the square annular knurl sliding bar in the square hole that passes left chuck; The left end of stage clip is fixed on the left chuck, and right-hand member withstands on the movable Fastener;
The utility model a kind of loosens, tighten no screw thread anchor clamps fast; Wherein: the front end of said left chuck has the front rod chamber; The rear end of left side chuck has the back link chamber, near the front rod chamber of square hole and the left chuck between the back link chamber, has the clamping element chamber that communicates with front rod chamber and back link chamber, and the lower end in clamping element chamber communicates with square hole; Left chuck left upper end between front rod chamber and back link chamber has the groove that communicates with front rod chamber and back link chamber; The left side of the left chuck directly over square hole has spring eye, and the right-hand member of spring eye communicates with the clamping element chamber, and the front end in the front rod chamber is equipped with protecgulum; Front end in the back link chamber is equipped with bonnet, and protecgulum and bonnet link together with left chuck respectively;
The utility model a kind of loosens, tighten no screw thread anchor clamps fast, and wherein: an end of said degree of tightness handgrip is contained in the groove, and hinged with an end of front rod and back link; Front rod and back link are placed on respectively in front rod chamber and the back link chamber; Movable Fastener is placed in the Fastener chamber, and its upper end is fixed together through connecting pin and protecgulum and bonnet, and stage clip is placed in the spring eye; The left end of spring eye screws in knob, and the left end of stage clip is fixed on the knob;
The utility model a kind of loosens, tighten no screw thread anchor clamps fast, wherein: with the hinged clamping handgrip in the end of square annular knurl sliding bar be eccentric handgrip;
The utility model a kind of loosens, tighten no screw thread anchor clamps fast; Wherein: said clamping handgrip is around the end and the pin joint rotation that clamps handgrip of square annular knurl sliding bar; This pin joint is different to the distance that clamps the handgrip edge, and the rotation of clamping handgrip clamps right chuck or unclamps;
The utility model a kind of loosens, tighten no screw thread anchor clamps fast, wherein: clamp the width of the end portion thickness of handgrip greater than square hole.
The no screw thread anchor clamps that loosen, tighten fast of the utility model are compared with existing anchor clamps; Because the utility model adopts degree of tightness handgrip and the mode that clamps the handgrip rotation to fix square annular knurl sliding bar; Thereby can clamp fast and unclamp workpiece, so the loosening, tighten no screw thread clamp fast and unclamp that workpiece takes a short time, efficiency high of the utility model.
Description of drawings
Fig. 1 is the side schematic view that the utility model loosens, tighten no screw thread anchor clamps fast, for convenience's sake, has pulled down knob, movable Fastener and stage clip among the figure;
The generalized section that Fig. 2 cuts open for the A-A from Fig. 1; Square annular knurl sliding bar is released in Fig. 2;
The generalized section that Fig. 3 cuts open for the A-A from Fig. 1; Square annular knurl sliding bar is compacted in Fig. 2;
Fig. 4 is the forward sketch map of a left chuck and a square annular knurl sliding bar part.
In Fig. 1 to Fig. 4, label 1 is the degree of tightness handgrip; Label 2 is a groove; Label 3 is a back link; Label 4 is left chuck; Label 5 is the clamping element chamber; Label 6 is right chuck; Label 7 is for clamping handgrip; Label 8 is a connecting pin; Label 9 is movable Fastener; Label 10 is a front rod; Label 11 is a stage clip; Label 12 is a spring eye; Label 13 is a square hole; Label 14 is square annular knurl sliding bar; Label 15 is a protecgulum; Label 16 is a bonnet; Label 17 is the front rod chamber; Label 18 is the back link chamber; Label 19 is pin; Label 20 is a knob.
The specific embodiment
As shown in Figures 2 and 3; The utility model loosens, tighten no screw thread anchor clamps fast and comprises: left chuck 4, right chuck 6, square annular knurl sliding bar 14, clamp mechanism and clamping handgrip 7; On left chuck 4 and right chuck 6 correspondence positions, all have square hole 13; Square annular knurl sliding bar 14 passes the square hole 13 of left chuck 4 and the square hole 13 of right chuck 6; The end of square annular knurl sliding bar 14 of passing right chuck 6 is with to clamp handgrip 7 hinged, and clamp mechanism is contained in the left chuck 4, and it withstands or unclamps the square annular knurl sliding bar 14 in the square hole 13 that passes left chuck 4.
Shown in Fig. 1 to 4; The front end of left side chuck 4 has front rod chamber 17; The rear end of left side chuck 4 has back link chamber 18, near the front rod chamber 17 of square hole 13 and the left chuck 4 between the back link chamber 18, has the clamping element chamber 5 that communicates with front rod chamber 17 and back link chamber 18, and the lower end in clamping element chamber 5 communicates with square hole 13; Left chuck 4 left upper ends between front rod chamber 17 and back link chamber 18 have the groove 2 that communicates with front rod chamber 17 and back link chamber 18; The left side of the left chuck 4 directly over square hole 13 has spring eye 12, and the right-hand member of spring eye 12 communicates with clamping element chamber 5, and the front end in front rod chamber 17 is equipped with protecgulum 15; Front end in back link chamber 18 is equipped with bonnet 16, and protecgulum 15 is fixed together with left chuck 4 respectively with bonnet 16.
Shown in Fig. 2 and 3; Clamp mechanism comprises: degree of tightness handgrip 1, front rod 10, back link 3, movable Fastener 9 and stage clip 11, and an end of front rod 10 and back link 3 is all hinged with an end of degree of tightness handgrip 1, and this end of degree of tightness handgrip 1 is a hinged end; 19 connect on left chuck 4 through pinning near the degree of tightness handgrip 1 of this hinged end; Degree of tightness handgrip 1 other end rotates around pin 19, and the other end of front rod 10 and back link 3 all is in the same place with the lower hinge of movable Fastener 9, and the bottom of movable Fastener 9 is near the lower end of movable Fastener 9; The upper end of movable Fastener 9 is fixed on the left chuck 4; The lower end of movable Fastener 9 is withstood or is unclamped the square annular knurl sliding bar 14 in the square hole 13 that passes left chuck 4, and stage clip 11 is placed in the spring eye 12, and the left end of spring eye 12 screws in knob 20; The left end of stage clip 11 is fixed on the knob 20, and right-hand member withstands on the movable Fastener 9.
As shown in Figures 2 and 3; The clamping handgrip 7 hinged with the end of square annular knurl sliding bar 14 is eccentric handgrip; Clamp the end and the pin joint rotation that clamp handgrip 7 of handgrip 7 around square annular knurl sliding bar 14; This pin joint is different to the distance that clamps handgrip 7 edges, clamps the width (in figure do not draw) of the end portion thickness of handgrip 7 greater than square hole 13, can guarantee to clamp handgrip 7 so all the time in the outside of right chuck 6.The rotation of clamping handgrip 7 clamps right chuck 6 or unclamps.
As shown in Figure 3; When degree of tightness handgrip 1 when clamping handgrip 7 and rotate among the figure horizontal level, degree of tightness handgrip 1 is pressed on the square annular knurl motion bar 14 movable Fastener 9 through front rod 10 and back link 3; Under the effect of stage clip 11, movable Fastener 9 is pushed down square annular knurl motion bar 14; Clamp handgrip 7 and clamp right chuck 6 further, workpiece is clamped between left chuck 4 and the right chuck 6, accomplished the clamping that the utility model loosens, tighten no screw thread anchor clamps fast.
The anchor clamps of the utility model can be bench vice class or other types anchor clamps.
As shown in Figure 2; When degree of tightness handgrip 1 when clamping handgrip 7 and rotate among the figure upright position, clamp handgrip 1 through front rod 10 and back link 3, make movable Fastener 9 leave square annular knurl motion bar 14; Anchor clamps unclamp; Right chuck 6 can move freely with respect to left chuck 4, and workpiece can be removed between left chuck 4 and right chuck 6, has accomplished the utility model and has loosened, tighten unclamping of no screw thread anchor clamps fast.
More than describing is the explanation to the utility model, is not the qualification to utility model, and the utility model institute restricted portion is referring to claim, and under the situation of the spirit of the utility model, the utility model can be done any type of modification.