CN217498586U

CN217498586U - V-shaped positioning device

Info

Publication number: CN217498586U
Application number: CN202221615298.3U
Authority: CN
Inventors: 姚国; 李新星
Original assignee: Hubei Liruite Precision Mechanical And Electrical Equipment Co ltd
Current assignee: Hubei Liruite Precision Mechanical And Electrical Equipment Co ltd
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-09-27
Anticipated expiration: 2032-06-24

Abstract

The utility model provides a V-shaped positioning device, which comprises a supporting frame, wherein a telescopic driver is fixedly arranged on the supporting frame, the output end of the telescopic driver extends upwards and is fixedly connected with a jacking head, an installation block is also fixedly connected with the supporting frame, a telescopic through hole is arranged on the installation block, and the jacking head is in sliding contact with the telescopic through hole; the upper end of the mounting block is of a V-shaped structure, two ends of the V-shaped structure are respectively and rotatably connected with supporting plates, and one end of each supporting plate is close to each other and is in lap joint with the jacking head. The utility model discloses a V-arrangement structure that two layer boards enclose lifts the location to the work piece, can make the axial lead of work piece rise or reduce through the change of V-arrangement structure behind the different radial work pieces are placed, finally make the axial lead of different work pieces locate high H can keep unanimous, has avoided among the prior art that the axial lead that leads to the work piece behind the work piece radius change locates high H to change and is unfavorable for processing the problem of going on.

Description

V-shaped positioning device

Technical Field

The utility model relates to a positioner technical field especially relates to a V-arrangement positioner.

Background

When a circular workpiece is machined, the workpiece needs to be lifted by using a positioning device, so that the workpiece is positioned at a fixed height position on a machine tool (a mechanical machining machine tool), and the workpiece is conveniently machined.

In the prior art, a V-shaped supporting plate can be used for lifting and positioning a workpiece, specifically, the workpiece is placed on the V-shaped supporting plate, and the outer wall of the workpiece is in contact with the V-shaped supporting plate to realize lifting, so that the axial lead of the workpiece is at a fixed height H during processing. However, in actual processing, the radius of the workpiece may change due to processing, for example, when the radius is reduced (or increased) from R to R', the height H inevitably decreases (or increases) after the workpiece is placed on the V-shaped pallet after the radius decreases (or increases), which brings inconvenience to subsequent processing.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model provides a V-arrangement positioner, it has solved among the prior art that the axial lead that leads to the work piece behind the work piece radius change is located high H and has changed and be unfavorable for processing the problem of going on.

According to an embodiment of the utility model, a V-shaped positioning device comprises a supporting frame, wherein a telescopic driver is fixedly arranged on the supporting frame, the output end of the telescopic driver extends upwards and is fixedly connected with a jacking head, an installation block is also fixedly connected to the supporting frame, a telescopic through hole is arranged on the installation block, and the jacking head is in sliding contact with the telescopic through hole; the upper end of the mounting block is of a V-shaped structure, two ends of the V-shaped structure are respectively and rotatably connected with supporting plates, and one end of each supporting plate is close to each other and is in lap joint with the jacking head.

In the above embodiment, the jacking head can ascend or descend through the operation of the telescopic driver, so that one end of the supporting plate contacted with the jacking head moves along with the jacking head, the other end of the supporting plate is rotatably connected with the mounting block, so that the V-shaped structure surrounded by the two supporting plates changes, namely the middle of the V-shaped structure ascends or descends, workpieces with different radiuses can ascend or descend through the change of the V-shaped structure after being placed, finally, the heights H where the axes of different workpieces are located can be kept consistent, and the problem that the height H where the axes of the workpieces are located is changed to be not beneficial to processing after the radius of the workpieces is changed in the prior art is solved.

Further, the support frame includes mounting panel and last mounting panel down, fixedly connected with connecting cylinder between mounting panel and the last mounting panel down, flexible driver with mounting panel fixed connection down, flexible driver's output passes behind the connecting cylinder with the jacking head is connected, the installation piece with fixedly connected with divides the list between the last mounting panel a pair of support riser of connecting cylinder both sides.

Further, the lower mounting plate and the upper mounting plate are fixedly connected with the machine tool.

Furthermore, the machine tool comprises a pair of supporting cross beams, the two ends of the upper mounting plate are connected with the two supporting cross beams through first connecting plates, and the two ends of the lower mounting plate are connected with the two supporting cross beams through second connecting plates.

Further, be provided with on the installation piece and be located the installation breach at V-arrangement structure both ends, each fixedly connected with rotates the installation axle in the installation breach, layer board fixedly connected with linking arm, the linking arm rotates the cover and establishes rotate and install epaxial.

Further, the section of the arc-shaped top surface of the jacking head is arc-shaped.

Compared with the prior art, the utility model discloses following beneficial effect has:

the workpiece is lifted and positioned through the V-shaped structure formed by the two supporting plates in a surrounding mode, the axial lead of the workpiece can be lifted or lowered through the change of the V-shaped structure after the workpieces with different radiuses are placed, finally the height H of the axial leads of the different workpieces can be kept consistent, and the problem that the height H of the axial lead of the workpiece is changed and is not beneficial to processing after the radius of the workpiece is changed in the prior art is solved.

Drawings

Fig. 1 is a schematic diagram of a general structure of a first embodiment of the present invention (a large-radius workpiece, the radius is R);

fig. 2 is a schematic diagram of the general structure of the embodiment of the present invention, i.e. a small-radius workpiece with a radius R';

FIG. 3 is an enlarged view of a portion of the structure at A in FIG. 2;

in the above drawings:

the support frame 1, flexible driver 2, jacking head 3, output 4, installation piece 5, layer board 6, work piece 7, lower mounting panel 8, go up mounting panel 9, connecting cylinder 10, support riser 11, lathe 12, supporting beam 13, first connecting plate 14, second connecting plate 15, bolt 16, installation breach 17, rotation installation axle 18, linking arm 19.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1 and 2, the present embodiment provides a V-shaped positioning device, which includes a support frame 1, the support frame 1 is configured to mount the positioning device on a machine tool 12, the support frame 1 is fixedly mounted with a telescopic driver 2 (the telescopic driver may be an air cylinder or an oil cylinder), an output end 4 of the telescopic driver 2 extends upward and is fixedly connected with a jacking head 3, the support frame 1 is further fixedly connected with a mounting block 5, the mounting block 5 is provided with a telescopic through hole, and the jacking head 3 is in sliding contact with the telescopic through hole; the upper end of the mounting block 5 is of a V-shaped structure, two ends of the V-shaped structure are respectively and rotatably connected with supporting plates 6, one ends of the supporting plates 6 are arranged close to each other and are all in lap joint with the jacking head 3, and the cross section of the top surface of the jacking head 3 is arc-shaped.

In the above embodiment, the operation of the telescopic driver 2 can make the jacking head 3 ascend or descend, so that one end of the supporting plate 6 contacting with the jacking head 3 moves along with the jacking head, and the other end of the supporting plate 6 is rotatably connected with the mounting block 5, so that a V-shaped structure enclosed by the two supporting plates 6 changes, namely the middle of the V-shaped structure ascends or descends, after the workpieces 7 with different radiuses are placed, the axial lead of the workpiece 7 can ascend or descend through the change of the V-shaped structure, and finally the heights H of the axial leads of different workpieces 7 can be kept consistent during processing, thereby avoiding the problem that the height H of the axial lead of the workpiece 7 changes and is not beneficial to processing in the prior art after the radius of the workpiece 7 changes;

further, in this embodiment, the two supporting plates 6 also enclose a V-shaped structure, wherein, when the jacking head 3 is located at the lowest position, the two supporting plates 6 still abut against the V-shaped structure of the mounting block 5, that is, the jacking head 3 can also separate from the two supporting plates 6 at this time, and the mounting block 5 performs a supporting function on the lower end of the supporting plate 6, which is suitable for lifting and positioning the large-radius workpiece 7 at this time, and along with the lifting of the jacking head 3, the jacking head 3 lifts the supporting plate 6, so that the V-shaped structure enclosed by the two supporting plates 6 gradually "flattens" (that one end of the two supporting plates 6 close to each other moves upwards, but is always V-shaped, and one end of the two supporting plates 6 departing from each other is always higher than one end close to each other), thereby being suitable for lifting and positioning the workpiece 7 with a smaller radius so that the height H of the axial lead of the workpiece 7 can be kept consistent.

Preferably, as shown in fig. 1 and 2, the support frame 1 includes a lower mounting plate 8 and an upper mounting plate 9, a connecting cylinder 10 is fixedly connected between the lower mounting plate 8 and the upper mounting plate 9, the telescopic driver 2 is fixedly connected with the lower mounting plate 8, an output end 4 of the telescopic driver 2 passes through the connecting cylinder 10 and then is connected with the jacking head 3, a pair of supporting vertical plates 11 arranged on two sides of the connecting cylinder 10 in rows are fixedly connected between the mounting block 5 and the upper mounting plate 9, and both the upper mounting plate 9 and the lower mounting plate 8 are fixedly connected with a machine tool 12, so that the positioning device can be mounted;

the connecting cylinder 10 arranged in the embodiment strengthens the connecting structure between the upper mounting plate 9 and the lower mounting plate 8, and provides a penetrating space for the output end 4 of the telescopic driver 2, thereby saving a part of mounting space; the supporting vertical plate 11 arranged in the embodiment fixes the position of the mounting block 5 relative to the machine tool 12, and the height of the axis of the workpiece 7 can be finely adjusted through the telescopic driver 2.

Preferably, as shown in fig. 1 and 2, the machine tool 12 includes a pair of supporting beams 13, two ends of the upper mounting plate 9 are connected with the two supporting beams 13 through first connecting plates 14, two ends of the lower mounting plate 8 are connected with the two supporting beams 13 through second connecting plates 15, and specifically, the upper mounting plate 9 and the lower mounting plate 8 can be fixedly connected with the machine tool 12 through bolts 16, that is, the support frame 1 is fixedly connected with the machine tool 12 through bolts 16, the first connecting plates 14 and the second connecting plates 15.

Preferably, as shown in fig. 1, 2 and 3, be provided with on the installation piece 5 and be located the installation breach 17 at V-shaped structure both ends, each fixedly connected with rotates installation axle 18 in the installation breach 17, layer board 6 fixedly connected with linking arm 19, linking arm 19 rotates the cover and establishes rotate on the installation axle 18, has realized the rotation between layer board 6 and the installation piece 5 through linking arm 19 and rotation installation axle 18 promptly and has been connected, when jacking head 3 moves, layer board 6 deviates from the one end of linking arm 19 and revolves rotation installation axle 18 and rotate and make the V-shaped structure that two layer boards 6 enclose change in order to adapt to lifting different radial work pieces 7.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A V-shaped positioning device is characterized by comprising a supporting frame, wherein a telescopic driver is fixedly arranged on the supporting frame, the output end of the telescopic driver extends upwards and is fixedly connected with a jacking head, an installation block is also fixedly connected to the supporting frame, a telescopic through hole is formed in the installation block, and the jacking head is in sliding contact with the telescopic through hole; the upper end of the mounting block is of a V-shaped structure, two ends of the V-shaped structure are respectively and rotatably connected with supporting plates, and one end of each supporting plate is close to each other and is in lap joint with the jacking head.

2. The V-shaped positioning device according to claim 1, wherein the supporting frame comprises a lower mounting plate and an upper mounting plate, a connecting cylinder is fixedly connected between the lower mounting plate and the upper mounting plate, the telescopic driver is fixedly connected with the lower mounting plate, the output end of the telescopic driver passes through the connecting cylinder and is connected with the jacking head, and a pair of supporting vertical plates are fixedly connected between the mounting block and the upper mounting plate and are arranged on two sides of the connecting cylinder in a dividing manner.

3. The V-shaped positioning device of claim 2 wherein said lower mounting plate and said upper mounting plate are each fixedly attached to a machine tool.

4. The V-shaped positioning device according to claim 3, wherein the machine tool comprises a pair of supporting beams, both ends of the upper mounting plate are connected with the two supporting beams through first connecting plates, and both ends of the lower mounting plate are connected with the two supporting beams through second connecting plates.

5. The V-shaped positioning device according to any one of claims 1-4, wherein the mounting block is provided with mounting notches at two ends of the V-shaped structure, each mounting notch is fixedly connected with a rotating mounting shaft, the supporting plate is fixedly connected with a connecting arm, and the connecting arm is rotatably sleeved on the rotating mounting shaft.

6. The V-shaped positioning device of claim 5 wherein the top surface of the jacking head is arcuate in cross-section.