A kind of base frock of turning angle
Technical field
This utility model relates to frock technical field, especially relates to the base frock of a kind of turning angle.
Background technology
Due to the tooling system on lathe, the most all it is fixedly installed for installing the base of stationary fixture, in processing workpiece fabrication, when needing hole or the face processing same work piece Difference angles, often again can only change its angle of inclination with this by clamping work piece, and to increase other positioning tools and assist fixing and support the work piece of inclination, even to change different fixtures to clamp work piece, and then the hole of Difference angles on work piece or face just can be made to adapt with tooling system, thus there is multiple clamping and multiple bearing problem, not only dismount loaded down with trivial details, waste time and energy, production efficiency is low, and, operation inconvenience, often cause location inaccurate because of personal error, in turn result in the hole processed or face qualification rate is low, the problems such as product quality can not be guaranteed.Therefore, being badly in need of that research and development are a kind of can the base frock of flip angle, make clamping fixture in base frock and the work piece that is clamped on fixture can flip angle, and then meet clamped one time and can process the hole of Difference angles on same work piece or the demand in face.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, it is provided that a kind of reasonable in design, and accurate positioning can drive the base frock of the turning angle of work piece flip angle on fixture and fixture.
For achieving the above object, this utility model is by the following technical solutions:
A kind of base frock of turning angle, it includes upper plate setting up and down and lower shoe, described upper plate upper surface is provided with the fixture for clamping work piece, upper plate lower surface is rotatably connected to a rotary shaft, lower shoe upper surface two ends are equipped with a support seat, two support seat top and are equipped with a waist-shaped hole, the length direction of waist-shaped hole is vertical direction, the two ends of rotary shaft are the most rotating to be arranged in two waist-shaped holes, lower shoe upper surface both sides are equipped with a driver, and the output shaft of two drivers is hinged with upper plate lower surface both sides respectively;Two driver output shafts stretch respectively, drive upper plate and fixture lifting or overturn around rotary shaft.
It also includes the sloped position mechanism for positioning upper plate tip tilt position, described sloped position mechanism includes at least one pair of locating piece, the lower end of a pair locating piece is separately fixed at lower shoe upper surface both sides, and the upper end of a pair locating piece is equipped with the inclined-plane, location towards outside.This design makes to rise on waist-shaped hole behind hole site at two driver drives upper plates, cooperated by two drivers, upper plate is driven to overturn around rotary shaft, make the upper plate side bottom, opposite side raises up, when the lower surface of the upper plate side of the bottom is resisted against on the inclined-plane, location of respective side, upper plate stops upset, and flip angle reaches maximum.
It also includes the level locating mechanism for positioning upper plate horizontal level, described level locating mechanism includes at least one pair of locating dowel, the bottom of a pair locating dowel is installed in rotation on the twisted seat that lower shoe upper surface both sides are correspondingly provided with by a bearing pin respectively, the lower end of a pair locating dowel is hinged with rotary shaft by a connecting rod respectively, and the upper end of a pair locating dowel is respectively equipped with horizontally disposed location plane.When this design makes said two driver output shaft extend respectively, drive rotary shaft to rise to hole on waist-shaped hole, drive connecting rod to pull locating dowel lower end, drive locating dowel upper end outwards to put away from upper plate, in order to upper plate tip tilt;When said two driver output shaft is shunk respectively, rotary shaft is driven to drop to waist-shaped hole lower opening, drive connecting rod to promote locating dowel lower end be resisted against twisted seat medial wall and be perpendicular to lower shoe, drive locating dowel upper end to be horizontal and be supported on upper plate lower surface.
It is provided with buffer structure in the middle part of described connecting rod.This design can effectively buffer impulsive force when two driver drives rotary shafts drop to waist-shaped hole lower opening caused connecting rod, can compensate the distance between rotary shaft and locating dowel lower end and the error of connecting rod length simultaneously, thus reduce installation difficulty.
Described buffer structure is spring.
Described driver is cylinder or hydraulic jack.
This utility model uses above structure, by the output shaft of two drivers is hinged with upper plate lower surface both sides respectively, two driver output shafts are utilized to stretch respectively, rotary shaft is driven to lift in waist-shaped hole, and then drive upper plate and fixture lifting or overturn around rotary shaft, so that the work piece being clamped in fixture can flip angle therewith, with the tooling system of corresponding lathe, meet clamped one time and can process the hole of Difference angles on same work piece or the demand in face;The design of waist-shaped hole so that the upset of upper plate has certain bit space that allows, and is conducive to driving locating dowel swing to step down by connecting rod.This utility model can drive the fixture flip angle for clamping work piece so that without multiple clamping positioning fixture and work piece, positions convenient and swift, time saving and energy saving, can be greatly improved work efficiency.
Accompanying drawing explanation
In conjunction with accompanying drawing, this utility model is further elaborated:
Fig. 1 is the structural representation of the base frock of the turning angle of this utility model.
Detailed description of the invention
As shown in Figure 1, this utility model includes upper plate 1 setting up and down and lower shoe 2, described upper plate 1 upper surface is provided with the fixture 3 for clamping work piece, upper plate 1 lower surface is rotatably connected to a rotary shaft 11, lower shoe 2 upper surface two ends are equipped with a support seat 21, two support seat 21 top and are equipped with a waist-shaped hole 22, the length direction of waist-shaped hole 22 is vertical direction, the two ends of rotary shaft 11 are the most rotating to be arranged in two waist-shaped holes 22, lower shoe 2 upper surface both sides are equipped with a driver 4, the output shaft of two drivers 4 is hinged with upper plate 1 lower surface both sides respectively;Two driver 4 output shafts stretch respectively, drive upper plate 1 and fixture 3 to lift or overturn around rotary shaft 11.
It also includes the sloped position mechanism 5 for positioning upper plate 1 tip tilt position, described sloped position mechanism 5 includes at least one pair of locating piece 51, the lower end of a pair locating piece 51 is separately fixed at lower shoe 2 upper surface both sides, and the upper end of a pair locating piece 51 is equipped with the inclined-plane, location 511 towards outside.This design makes to drive upper plate 1 to rise on waist-shaped hole 22 behind hole site two drivers 4, cooperated by two drivers 4, upper plate 1 is driven to overturn around rotary shaft 11, make the upper plate 1 side bottom, opposite side raises up, when the lower surface of upper plate 1 side of the bottom is resisted against on the inclined-plane, location 42 of respective side, upper plate 1 stops upset, and flip angle reaches maximum.
It also includes the level locating mechanism 6 for positioning upper plate 1 horizontal level, described level locating mechanism 6 includes at least one pair of locating dowel 61, the bottom of a pair locating dowel 61 is installed in rotation on the twisted seat 64 that lower shoe 2 upper surface both sides are correspondingly provided with by a bearing pin 65 respectively, the lower end of a pair locating dowel 61 is hinged with rotary shaft 11 by a connecting rod 62 respectively, and the upper end of a pair locating dowel 61 is respectively equipped with horizontally disposed location plane 611.When this design makes said two driver 4 output shaft extend respectively, drive rotary shaft 11 to rise to hole on waist-shaped hole 22, drive connecting rod 62 to pull locating dowel 61 lower end, drive locating dowel 61 upper end outwards to put away from upper plate 1, in order to upper plate 1 tip tilt;When said two driver 4 output shaft is shunk respectively, rotary shaft 11 is driven to drop to waist-shaped hole 22 lower opening, drive connecting rod 62 to promote locating dowel 61 lower end be resisted against twisted seat 64 medial wall and be perpendicular to lower shoe 2, drive locating dowel 61 upper end to be horizontal and be supported on upper plate 1 lower surface.
It is provided with buffer structure 63 in the middle part of described connecting rod 62.This design can effectively buffer the impulsive force that two drivers 4 drive rotary shaft 11 when dropping to waist-shaped hole 22 lower opening to cause connecting rod 62, the error of the distance between rotary shaft 11 to locating dowel 61 lower end and connecting rod 62 length can be compensated simultaneously, thus reduce installation difficulty.
Described buffer structure 63 is spring.
Described driver 4 is cylinder or hydraulic jack.
This utility model uses above structure, by the output shaft of two drivers 4 is hinged with upper plate 1 lower surface both sides respectively, two driver 4 output shafts are utilized to stretch respectively, rotary shaft 11 is driven to lift in waist-shaped hole 22, and then drive upper plate 1 and fixture 3 to lift or overturn around rotary shaft 11, so that the work piece being clamped in fixture 3 can flip angle therewith, with the tooling system of corresponding lathe, meet clamped one time and can process the hole of Difference angles on same work piece or the demand in face;The design of waist-shaped hole 22 so that the upset of upper plate 1 has certain bit space that allows, and make it locating dowel 61 can be driven to swing out by connecting rod 62 to step down.
Above description should not have any restriction to protection domain of the present utility model.