CN101434064A - Quick clamping fixture - Google Patents

Abstract

A quick fixture, comprising a base frame (1), a pole assembly (3), a fixed guide rail (4), a sliding guide rail (5) slidably arranged on the fixed guide rail (4), and a fixed jaw (31), The movable jaw (41) and the fast clamping mechanism (5) installed on the base frame for driving the movement of the movable jaw, wherein the fixed jaw (31) is arranged on one end of the base frame (1) or the fixed guide rail (3) , the movable jaw (41) is arranged on the sliding guide rail (4). The first end (11) of the fixed jaw (31) on the base frame (1) is provided with a transportation device for convenient transportation. This makes it very convenient and quick to transport the quick clamp.

Description

Quick Fixture

technical field

The invention belongs to the technical field of woodworking machinery, and in particular relates to a quick clamp which can be conveniently transported.

Background technique

The traditional bench vise is installed on the fitter's table and is used to clamp the workpiece to be processed, so that the fitter can perform manual or mechanical processing on the workpiece such as filing and sawing. However, most of its clamping adopts a screw nut structure, which cannot be quickly clamped and locked. In this regard, many improvements have also been made by those skilled in the art. Disclose a kind of fast clamping woodworking fixture as Chinese announcement patent No. 100339185, the woodworking fixture of this fast clamping comprises base frame, three poles, guide rail, fixed jaw, movable jaw. A quick clamping mechanism is installed on the base frame. The quick clamping mechanism includes a lever installed on the base frame with pivot one, a pedal installed at the lower end of the lever, a push arm installed at the upper end of the lever with pivot two, a torsion spring, a fixed plate fixed on the base frame, One end is inserted in the transverse hole of the fixed plate, and the other end is installed on the pivot two with a hole and has a spring seat with a baffle plate and a compression spring sleeved between the baffle plate and the fixed plate. The movable jaw includes a rail plate and a jaw with a row of evenly distributed square holes. When working, step down the pedal with your feet, and the pedal will drive the lever, the second pivot and the push arm in turn to push the push arm forward. When the push arm moves forward, due to the tension of the torsion spring, the push arm will The bumps will in turn enter the blocks on the rail and push the rail forward a certain distance. In this way, fast clamping is realized, and both the pole and the pedal adopt a folding structure, which makes storage very convenient. However, because the woodworking fixture has a certain weight, it is difficult and inconvenient to carry out long-distance transportation.

Contents of the invention

The technical problem to be solved by the present invention is to provide a convenient and quick fast clamp during transportation.

The technical solution adopted by the present invention to solve its technical problems: a quick fixture, including a base frame, a foldable pole assembly arranged on the base frame, a fixed guide rail fixed on the base frame, and a fixed guide rail slidably arranged on the base frame The sliding guide rail, the base frame is also provided with a quick clamping mechanism for driving the sliding guide rail movement, the base frame has a first end and a second end, and the first end is provided with a fixed jaw , the sliding guide rail is provided with a movable jaw, and a transportation device for convenient transportation is provided on the first end of the base frame or the fixed jaw.

The transportation device includes wheels and a rolling shaft arranged on the first end of the base frame or on the fixed jaw, the wheels are sleeved on the rolling shaft, and the rolling shaft is in the same direction as the sliding direction of the sliding guide rail. vertical.

The transportation device includes a slider disposed on the first end of the base frame in contact with the ground.

The pole assembly has first, second, and third poles, and is connected to the base frame through first, second, and third pivots. At the first position, the first, second, and third The three poles jointly support the base frame; in the second position, the first and second poles are folded toward the inside of the base frame for storage, and the third pole is folded toward the outside of the base frame for transportation. handle; in the third position, the first, second, and third poles are folded and stowed toward the inside of the base frame.

Another technical solution of the present invention is: a quick clamp, including a base frame, a foldable pole assembly arranged on the base frame, a fixed guide rail fixed on the base frame, and a sliding guide rail slidably arranged on the fixed guide rail , the base frame is also provided with a quick clamping mechanism for driving the movement of the sliding guide rail, the base frame has a first end and a second end, the first end is provided with a fixed jaw, and the The sliding guide rail is provided with movable jaws, and a transportation device convenient for transportation is equipped on the base frame. The transportation device includes a rolling shaft and wheels sleeved on the rolling shaft. The rolling shaft and the sliding guide rail The sliding direction is perpendicular to each other.

Compared with the prior art, the beneficial effect of the present invention is that the first end of the fixed jaw or the fixed jaw of the quick clamp is provided with a transportation device for convenient transportation, and the transportation device can be a wheel for transportation by rolling friction, It can also be a convex point for sliding friction, because the center of gravity of the quick clamp is close to the first end, and now the wheels are set at this end, so that the center of gravity can be lowered better to ensure smooth sliding, and the third support The poles can be folded towards the outside of the base frame and used as transport handles, so that it can be easily transported by simply pulling the third pole, which is very convenient and fast.

Description of drawings

The present invention will be described in detail below in conjunction with the accompanying drawings and embodiments.

Fig. 1 is a schematic diagram of the working state of the first embodiment of the quick clamp of the present invention.

Fig. 2 is a partially exploded view of the first embodiment of the quick clamp of the present invention.

Fig. 3 is a partial sectional view of the first embodiment of the quick clamp of the present invention.

Fig. 4 is a schematic diagram of removing the cover plate in the first embodiment of the quick clamp of the present invention.

Fig. 5 is a schematic diagram of the transportation state in the first embodiment of the quick clamp of the present invention.

Fig. 6 is a schematic diagram of removing the cover plate in the storage or packaging state of the first embodiment of the quick clamp according to the present invention.

Fig. 7 is a front view of the first embodiment of the quick clamp according to the present invention with the outer cover removed.

Fig. 8 is a sectional view along E-E direction in Fig. 7 .

Fig. 9 is a partial enlarged view of position A in Fig. 7 .

Fig. 10 is a partial enlarged view of position B in Fig. 7 .

Fig. 11 is a partial enlarged view of position C in Fig. 7 .

Fig. 12 is a schematic diagram of the transportation state in the second embodiment of the quick clamp of the present invention.

Fig. 13 is a schematic diagram of the transportation state in the third embodiment of the quick clamp of the present invention.

1. Base frame 11. First end 12. Second end

13. Baffle 14. Storage tank 2. Rod assembly

21. The first pole 211. Support device 212, 213 support

214. Bottom plate 215. Storage tank 216. Support pad

217. Screw 218. Screw hole 22. Second pole

23. Third pole 231. Long slot 232. First end

233. Second end 234. Friction pad 24. First pivot

25. Second pivot 26. Third pivot 3. Fixed guide rail

31. Fixed jaw 4. Sliding guide rail 41. Moving jaw

42. Groove 5. Quick clamping mechanism 51. Lever

52. Pedal 53. Fourth Pivot 54. Fifth Pivot

55. Propelling arm 56. Extension spring 57. Guide arm

58. Bump 59. Compression spring 61, 61'rolling shaft

62. Mating parts 63. Stop part 64, 64'wheel

65. Sliding parts 7. Fixing devices 71. Connecting parts

72. Spring 73. Contact surface 74. Pin

75. Storage tank 76. Hole 77. Cover plate

771. Card slot 8. The third fixing device 81. Button

82. Nut 83. Screw 84. Clamping piece

9. Locking device 91. Guide post 92. Locking button

93. Connecting rod 94. Slider 95. Swing seat

Detailed ways

The creation essence of the present invention is: the fast clamp generally has the first end that is provided with fixed jaw and the opposite second end, because the first end is close to the center of gravity, so this end is provided with the transportation device that facilitates transportation, It is convenient and stable to transport, and there are many specific structures and installation methods of the transport device. This description discloses three implementations to achieve the creation purpose of the present invention.

As shown in Fig. 1, a kind of fast fixture comprises a base frame 1, a foldable pole assembly 2 arranged on the base frame 1, a fixed guide rail 3 fixed on both sides of the base frame 1, a sliding guide rail 4, and a fixed guide rail 4. The jaw 31, the moving jaw 41 and the fast clamping mechanism 5 installed on the base frame 1 for driving the movement of the sliding guide rail 4, wherein the sliding guide rail 4 is arranged on the fixed guide rail 3 sliding along the E direction, and the base frame 1 has The first end portion 11 and the second end portion 12 , and the first end portion 11 is further provided with a baffle plate 13 . The fixed jaw 31 is fixedly arranged on the first end 11 of the base frame 1 or the front end of the fixed guide rail 3 , and the movable jaw 41 is arranged on the front end of the sliding guide rail 4 .

The strut assembly 2 includes first, second, and third struts 21, 22, 23, connected to the base frame 1 through the first, second, and third pivots 24, 25, 26 (wherein the second pivot 25 is as Figure 3). Because the center of gravity of the entire quick clamp is close to the first end 11 of the base frame 1, the first and second poles 21, 22 are arranged on the first end 11, and the third pole 23 is arranged on the second end of the base frame 1. end 12.

This fast clamp is provided with the transportation device that is convenient to carry, and this transportation device comprises wheel 64, transports by the rolling friction of wheel 64 and ground, and wheel 64 is arranged on first end 11, makes the center of gravity of whole quick clamp relatively like this low to ensure stable transportation; and in order to save packing space and the trouble of disassembling the wheels, the wheels 64 can be arranged at the lower middle position of the first end 11, the length of the wheels is not greater than the maximum width of the baffle plate 13, and the wheels The diameter of 64 is less, can not take up very big space; And for the convenience of transportation, the length of this wheel 64 is far greater than the diameter of wheel 64, and the material of wheel 64 is preferably made of tough, high-strength rubber such as rubber. material, so that the wheels 64 can be rolled easily. As shown in Figure 2, a rolling shaft 61 is provided on the base frame 1, and the rolling shaft 61 is perpendicular to the sliding direction (direction E) of the sliding guide rail 4, and fittings 62 are arranged symmetrically at both ends of the rolling shaft 61, wherein The outer diameter of this fitting 62 is slightly smaller than the inner diameter of wheel 64, like this, wheel just can be sleeved on this fitting 62 and can rotate freely, also be provided with stopper wheel 64 to come out of course at the end of this fitting 62 stopper 63 .

Referring to Fig. 1 again, the first and second poles 21, 22 in the pole assembly 2 are provided with holes for the first and second pivots 24, 25, so that they can surround the first and second pivots 24, 25 Fold to the inside of the pedestal 1 (because the outward folding will be blocked by the baffle plate 13); the third pole 23 is provided with a long groove 231 (as shown in Figure 7 ) that accommodates the third pivot 26, so that the third The pole 23 can be folded inwardly and outwardly of the base frame around the third pivot 26 , and can also slide relative to the third pivot 26 .

The strut assembly 2 moves between the first, second, and third positions. In the first position, that is, the working state, as shown in FIGS. 1 and 4 , the first, second, and third struts 21, 22 , 23 are all in the non-folding state, forming a tripod to jointly support the base frame 1, so that it is at a suitable height and convenient for the operator to work; in the second position, that is, the transport state, as shown in Figure 5, the first, The second poles 21, 22 are folded toward the inside of the base frame 1 for storage, and the third pole 23 is folded toward the outside of the base frame 1 as a transport handle, and the wheels 64 touch the ground, while the base frame 1 is inclined relative to the ground, so that the operator Just can conveniently transport this fast fixture; In the 3rd position, namely storage state or packaged state, as shown in Figure 6, at this moment first, second, the 3rd strut 21,22,23 are all to base frame 1 inner side It is folded and stored, and the wheel 64 is arranged in the middle of the base frame 1, and the diameter of the wheel 64 is also small, so the storage or packaging volume is reduced, and the wheel 64 does not need to be disassembled when packaging or storing, which is very convenient.

In order to increase the friction force between the pole assembly 2 and the ground, it can support the base frame 1 more stably. As for the supporting device 211 , the specific structure thereof will now be described by taking the first pole 21 as an example. The supporting device 211 is stirrup-shaped in shape, occupies a large area, is relatively stable, and can accommodate an operator's foot in the middle, and the operator can put his foot inside to increase stability when needed. The support device 211 includes opposite support members 212, 213, and a base plate 214 connecting the support members 212, 213, and the base plate 214 does not directly touch the ground, as shown in FIG. 10 , it forms a larger receiving tank 215 , a support pad 216 (referring to FIG. 12 ) that is in direct contact with the ground is accommodated in the inner circle of the receiving groove 215 , and the support pad 216 is matched with the bottom plate 214 through screws 217 . Increases friction with the ground and also prevents damage to the ground. Of course, screw holes 218 are also provided on the bottom plate 214, and the supporting device 211 can also be fixed on the ground when needed. As shown in FIG. 11 , a friction pad 234 is provided on the second end 233 of the third pole 23 in contact with the ground, which is also for increasing the friction with the ground and making the support base more stable.

In order to make the pole stable in several positions, as shown in Figure 4, a fixing device 7 for fixing the first pole 21 is provided between the first pole 21 and the base frame 1, and of course, the second pole 22 A fixing device (not shown) having the same structure as the base frame 1 is provided, and now the specific structure of the fixing device will be described by taking the first pole 21 as an example. Here the fixing device 7 includes a connecting piece 71 pivotally connected to the base frame 1, a cover plate 77 fixed on the base frame 1 (as shown in FIG. 6 ), and a compression spring arranged between the connecting piece 71 and the cover plate. 72 (as shown in Figure 3), certainly the stage clip here can also be replaced by other elastic elements such as extension spring or torsion spring known to those skilled in the art. The connecting piece 71 is also provided with a first fitting and a second fitting, where the first fitting is the contact surface 73 of the connecting piece, the second fitting is a pin 74, and on the connecting piece 71 A receiving groove 75 for receiving the compression spring 72 is also provided. As shown in FIG. 4 , the first pole 21 is in an unfolded state. At this time, the contact surface 73 of the connector is in close contact with the first pole 21 to fix the first pole 21 so that it can stably support the base frame 1 ; When the first pole 21 needs to be folded, the operator only needs to toggle the hole 76 to rotate the connecting member 71, so that the contact surface 73 cannot fix the first pole 21, and then make the first pole 21 around the first pivot 24 movement, arrived as shown in Figure 5 and Figure 6, at this moment the first pole 21 is in the folded state, and the pin 74 is in close contact with the first pole 21, so that the first pole 21 is stable in the folded state.

A third fixing device 8 for fixing the third pole 23 is provided between the third pole 23 and the base frame 1 . As shown in Figures 7 and 8, the fixing device 8 includes a screw 83 passing through the side plate of the base frame 1 and the long groove 231 of the third pole 23, a nut 82 matched with the screw 83, and symmetrically arranged clamping member 84, wherein the clamping member 84 is arranged on both sides of the third pole 23 and between the two side plates of the base frame 1. Of course, the nut 82 is also provided with a button 81 for easy operation by the operator. When the button 81 is unscrewed, , a gap is generated between the clamping member 84 and the third pole 23, and the third pole 23 can be folded to the inside and outside of the base frame 1 around the third pivot 26; when the desired position is reached, tighten the button 81 , the third pole 23 can be fixed.

Because the third pole 23 is provided with a long groove 231, for the third pole 23 can quickly reach the first position, that is, the working state, as shown in Figure 7, the base frame 1 of the quick clamp is provided with a third The receiving groove 14 of the first end portion 232 of the pole.

As shown in Figure 7, the quick clamping mechanism 5 that drives the movement of the movable jaw includes a lever 51 that is pivoted on the base frame 1 through the fourth pivot 53, and a lever 51 that is installed on the lower end of the lever 51 through the fifth pivot 54. Pedal 52, the pusher arm 55 that is pivotally installed on the upper end of lever 51 and has projection 58, and the guide arm 57 that is slidably arranged on the base frame 1, and is arranged between the pusher arm 55 and the guide arm 57 The tension spring 56 between them, and the groove 42 (as shown in FIG. 9 ) cooperating with the protrusion 58 , wherein the groove 42 is arranged on the sliding guide rail 4 . As shown in Figure 9, a compression spring 59 is also provided between the pusher arm 55 and the base frame 1, and the compression spring keeps the protrusion 58 in a state where the groove 42 is disengaged, so that the operator can freely pull the sliding guide rail 4, And this sliding guide rail 4 can also change direction after fully pulling out, as shown in dotted line among Fig. 7, can expand the clamping range of this quick fixture like this; , the protrusion 58 is matched with the groove 42 .

During work, pedal 52 is stepped down with foot, and pedal 52 drives lever 51 to rotate around fourth pivot 53, arrives at the dotted line position in Fig. 8, and push arm 55 is under the effect of lever 51 and guide arm 57 , to move forward, and at the same time due to the effect of the lever, the projection 58 of the push arm 55 engages with the groove 42, driving the sliding guide rail 4 to push forward a certain distance. When unclamping pedal, under the effect of extension spring 56, advancing arm 55 retreats, and lever 51 and pedal 52 reset, and under the effect of stage clip 59 simultaneously, projection 58 disengages from groove 42. In this way, the sliding guide rail 4 together with the movable jaw 41 can be quickly clamped forward. The pedal 52 can be folded toward the inside of the base frame 1 around the fifth pivot 54 (as shown by the dotted line in FIG. 7 ).

After clamping, it needs to be locked, so a locking mechanism 9 for fixing the movable tongs 41 is arranged between the base frame 1 and the lever 51 . As shown in Figure 7, the locking mechanism 9 includes a guide column 91 pivotally connected to the lever 51, a lock button 92 slidably arranged on the baffle plate 13, a connecting rod 93 connected in a hole on the back of the lock button 92, And the slide block 94 that is installed on the lower end of the connecting rod 93, and the swing seat 95 that is pivotally connected on the slide block 94, and the return spring (not shown) that is arranged between the slide block 94 and the swing seat 95, wherein the swing The bottom plate of the seat 95 is provided with a hole for receiving the guide post 91, so that when the lock button 92 is pressed down, the lock button 92 will drive the connecting rod 93 and the slider 94 to move down in turn, and the swing seat 95 will be lifted up to swing. Seat 95 upwards stirs up, and its base plate blocks guide post 91, and the upward movement of guide post is locked like this, at this moment only need to step on pedal 52, just can lock moving jaw 41. And if you want to unlock, you only need to lift up the lock button 92.

In the first position, that is, the working state, as shown in Fig. 1, Fig. 4 and Fig. 7, the first and second struts 21, 22 are in the contact surface 73 of the connector in the first and second fixing devices and the gear Under the action of the plate 13, it is fixed relative to the base frame 1; the first end 232 of the third pole 23 is received by the receiving groove 14 of the base frame 1, and the button 81 in the third fixing device is screwed tightly so that it can be connected with the first end 232 of the base frame 1. 1. The second support rods 21 and 22 together form a tripod to support the base frame 1 so that it is at a suitable height and is convenient for the operator to work.

In the second position, that is, the transport state, as shown in Figure 5, the first and second poles 21, 22 are folded and stored inwardly of the base frame 1 (the second pole 22 is symmetrical to the first pole 21), and The pins 74 in the fixing device 7 are in close contact with the first and second poles 21, 22 respectively (as shown in Figure 6), so that they are also fixed in the folded state; and the third pole 23 is folded to the outside of the base frame 1 , and tightened by the button 81 of the third fixing device 8, so that it is fixed as a transport handle relative to the base frame 1, and at this moment, the pedal 52 is folded and stored around the fifth pivot 54 to the inside of the base frame, and it is passed through The first end 232 of the third pole is fixed (not shown in the figure), and the wheels 64 contact the ground, and the base frame 1 is inclined relative to the ground, so that the operator can easily transport the fast pole by pulling the third pole 23. Fixture, very convenient and fast.

In the third position, that is, the storage state or the packaging state, as shown in Figure 6, the first and second poles 21, 22 are folded and stored towards the inside of the base frame 1, and the pins 74 in the fixing device 7 are respectively connected to the first 1. The second poles 21 and 22 are in close contact, so that they are also fixed in the folded state; similarly, the third pole 23 is also folded toward the inside of the base frame 1, and the cover plate 77 is also provided with a draw-in groove 771, the draw-in groove 771 is mainly used to accommodate the third pole 23. Through the design of the long slot 231, the third pole 23 can be easily accommodated in the slot 771 and fixed, and at this time the pedal 52 is also in the folded state, adding The upper wheel 64 is arranged in the middle of the base frame 1, and the diameter of the wheel 64 is also smaller, so its packaging volume is also smaller. Of course, if the quick clamp needs to be transported for a short distance, the third pole 23 can also be transported in this state as a transport handle.

As shown in Figure 12, it is the second embodiment of the present invention, wherein the same parts as the first embodiment adopt the same reference numerals, the difference is: in this embodiment, the wheels 64' in the transport device pass through the rolling shaft 61 'pivotably arranged on both sides of the fixed jaw 31, and the rolling axis 61' is perpendicular to the sliding direction of the sliding guide rail 4, here also can be that a wheel is arranged on the middle position of the fixed jaw 31 (same as the first Embodiment), of course, the wheels can also be arranged at other positions of the pedestal 1, such as the side of the baffle plate 13, or even set up one more wheel near the third pole 23, all can realize the creative concept of the present invention.

In this embodiment, the working state and storage state are the same as those in the first embodiment, and will not be described in detail. The transportation state in this embodiment will be introduced in detail below. As shown in Figure 10, the first and second poles 21, 22 are folded and stored towards the inside of the base frame 1, and the pins 74 in the fixing device 7 are respectively connected with the first 1. The second poles 21 and 22 are in close contact, so that they are fixed in the folded state; while the third pole 23 is folded to the outside of the base frame 1, and is tightened by the button 81 of the third fixing device 8, so that it is relative to the base frame. The frame 1 is fixed as a transport handle, and at this moment, the footboard 52 is folded and stowed around the fifth pivot 54 to the inside of the base frame, and the wheels 64' are in contact with the ground, and the base frame 1 is inclined relative to the ground, so that the operator pulls the Three poles 23, just can easily transport this fast fixture, very convenient, fast. And there is a biggest advantage in this embodiment, exactly when in the transport state, because the wheels 64' are located on the fixed jaw 31, so the first and second struts 21, 22 also have the pedal 52 in the folding process. All needn't be fixed after all, just can finish transportation work; Even if it is short-distance transportation, this first, second pole 21,22 also has pedal 52 and also can not be folded, just can finish transportation work. Very convenient and fast.

As shown in Figure 13, it is the third embodiment of the present invention, wherein the same parts as the first embodiment use the same reference numerals, the difference is: in this embodiment the transport device is a sliding device, including symmetrically arranged The two sliding parts 65 on the first end 11 of the base frame 1 have relatively smooth surfaces and are made of wear-resistant materials, so that the quick clamp can slide on the ground easily.

The specific transportation process is like this (the working state and the storage state are the same as the first embodiment, and will not be described in detail), the first and second poles 21, 22 and the pedals 52 are folded and fixed to the inside of the base frame 1, and the sliding parts 65 is in contact with the ground, and the base frame 1 is inclined relative to the ground, so that the operator can easily pull the quick clamp by pulling the third pole 23, which is very convenient and fast.

Claims (13)

1, a kind of quick-speed jigs, comprise pedestal (1), the folding fulcrum bar component (2) that is arranged on the pedestal (1), be fixed on and decide guide rail (3) on the pedestal (1), and be slidingly arranged in the rail plate of deciding on the guide rail (3) (4), also be provided with the quick clamping mechanism (5) that is used to drive rail plate (4) motion on the described pedestal (1), described pedestal (1) has first end (11) and the second end (12), described first end (11) is provided with decides jaw (31), described rail plate (4) is provided with movable clamp port (41), it is characterized in that: first end (11) or the described conveying arrangement of deciding to be provided with on the jaw (31) convenient transportation in described pedestal (1).

2, quick-speed jigs according to claim 1, it is characterized in that: described conveying arrangement comprises wheel (64) and is arranged on the axis of rolling (61) on the first end (11) of pedestal (1), described wheel (64) is set on the described axis of rolling (61), and the described axis of rolling (61) is perpendicular with the glide direction of rail plate (4).

3, quick-speed jigs according to claim 2 is characterized in that: the length of described wheel (64) is not more than the Breadth Maximum of the first end (11) of described pedestal (1).

4, quick-speed jigs according to claim 1, it is characterized in that: described conveying arrangement comprises wheel (64 ') and is arranged on the described axis of rolling of deciding on the jaw (31) (61 '), described wheel (64 ') is set on the described axis of rolling (61 '), and the described axis of rolling (61 ') is perpendicular with the glide direction of rail plate (4).

5, quick-speed jigs according to claim 1 is characterized in that: described conveying arrangement comprises the sliding part (65) on the first end (11) that is arranged on pedestal (1).

6, quick-speed jigs according to claim 1, it is characterized in that: described fulcrum bar component (2) comprises first, second, third pole (21,22,23), wherein said first, second pole (21,22) is arranged on the first end (11) of described pedestal (1), and described the 3rd pole (23) is arranged on the second end (12) of pedestal (1).

7, quick-speed jigs according to claim 6, it is characterized in that: described first, second, third pole (21,22,23) is connected with described pedestal (1) by first, second, third pivot (24,25,26), to described pedestal (1) folded inside, described the 3rd pole (23) can be folding to described pedestal (1) medial and lateral by described the 3rd pivot (26) by described first, second pivot (24,25) for wherein said first, second pole (21,22).

8, quick-speed jigs according to claim 7 is characterized in that: described fulcrum bar component (2) moves between first, second, third position, in primary importance, and the described pedestal of described first, second, third pole (21,22,23) together support; In the second place, described first, second pole (21,22) is covered up to described pedestal (1) folded inside, and described the 3rd pole (23) is to described pedestal (1) folded, as the transportation handle; In the 3rd position, described first, second, third pole (21,22,23) is covered up to described pedestal (1) folded inside.

9, quick-speed jigs according to claim 8 is characterized in that: in the described second place, and described wheel (64,64 ') kiss the earth, described pedestal (1) is with respect to ground inclination.

10, quick-speed jigs according to claim 6, it is characterized in that: between described first, second pole (21,22) and described pedestal (1), be provided with fixture (7), described fixture (7) comprise the connector (71) that is pivotally connected on the described pedestal (1) and be arranged at described pedestal (1) and described connector (71) between flexible member (72), also be provided with first, second counterpart (73,74) on the wherein said connector (71), at non-folded state, described first counterpart (73) contacts with described first pole (21); At folded state, described second counterpart (74) contacts with described first pole (21).

11, quick-speed jigs according to claim 10, it is characterized in that: be provided with the 3rd fixture (8) between described the 3rd pole (23) and described pedestal (1), described the 3rd fixture (8) comprises screw rod (83), and and screw rod (83) nut engaged (82) of the side plate that passes pedestal (1) and the 3rd pole (23).

12, quick-speed jigs according to claim 1, it is characterized in that: described quick clamping mechanism (5) comprises the lever (51) on the pedestal (1) of being installed in of pivot, be installed in the pedal (52) of lever (5) lower end, the pivotable propelling arm (55) that is installed in lever (51) upper end and has projection (58), slip is arranged at the leading arm (57) on the described pedestal (1), and be arranged on described propelling arm (55) and described extension spring (56) between leading arm (57), and the groove (42) that cooperates with described projection (58), wherein said groove (42) is arranged on the described rail plate (4).

13, a kind of quick-speed jigs, comprise pedestal (1), the folding fulcrum bar component (2) that is arranged on the pedestal (1), be fixed on and decide guide rail (3) on the pedestal (1), and be slidingly arranged in the rail plate of deciding on the guide rail (3) (4), also be provided with the quick clamping mechanism (5) that is used to drive rail plate (4) motion on the described pedestal (1), described pedestal (1) has first end (11) and the second end (12), described first end (11) is provided with decides jaw (31), described rail plate (4) is provided with movable clamp port (41), it is characterized in that: the conveying arrangement that on described pedestal (1), connects convenient transportation, described conveying arrangement comprises the axis of rolling (61,61 '), and be set in the axis of rolling (61,61 ') wheel (64 on, 64 '), the described axis of rolling (61,61 ') is perpendicular with the glide direction of rail plate (4).

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