CN220944283U - Positioning tool for positioning three-hole position degree - Google Patents

Abstract

The utility model relates to the field of positioning tools, and particularly provides a positioning tool for positioning three-hole positions, which comprises a workbench, wherein a positioning rod is arranged at the top of the workbench through a mounting seat, the middle position of the positioning rod is connected with the mounting seat through a rotating shaft, a second rotating wheel and a first rotating wheel are respectively arranged at the top end and the bottom end of the positioning rod, a frustum is arranged in the middle of the workbench, and the side surface of the frustum is in contact with the first rotating wheel.

Description

Positioning tool for positioning three-hole position degree

Technical Field

The utility model relates to the field of positioning tools, in particular to a positioning tool for positioning three-hole position degrees.

Background

The present inventors found that the following problems exist in practical use:

During machining, an ordinary chuck is clamped, because the precision of the chuck is not high, the dimension is out of tolerance, the parts are scrapped, the dimension precision of batch machining cannot be guaranteed, and therefore the machining tool is designed, the coaxiality of the parts is guaranteed during clamping, and the dimension is guaranteed to be qualified.

Therefore, it is necessary to provide a positioning tool for positioning the three-hole position degree, so as to solve the technical problem.

Disclosure of utility model

The technical problem to be solved by the utility model is that the common chuck is clamped in the machining process, the precision of the chuck is not high, so that the dimension is out of tolerance, the parts are scrapped, the dimension precision of batch machining cannot be ensured, and the positioning tool for positioning the three-hole position degree is provided for the defects in the prior art.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: the utility model provides a location frock for three hole position degree location, includes the workstation, the locating lever is installed through the mount pad at the top of workstation, the intermediate position of locating lever is connected with the mount pad through the pivot, second runner and first runner are installed respectively to the top and the bottom of locating lever, the frustum is installed to the centre of workstation, the side and the first runner contact of frustum, the cylinder is installed to the below of frustum.

Through adopting above-mentioned technical scheme, through the centre gripping of a plurality of locating levers for the work piece is located the axle center position all the time, has guaranteed the axiality of part when the clamping, improves the centre gripping stability, is favorable to follow-up processing.

Further, the locating rods are provided with a plurality of locating rods which are uniformly distributed in a ring array shape.

Further, install the disc in the middle of the top of workstation, vertical location center pole that is fixed with in the middle of the top of disc, the outside of location center pole is encircleed and is provided with the spacing piece, the bottom of disc is connected with the workstation through torsion pivot.

Through adopting above-mentioned technical scheme, when needing adjustment work piece angle, the workman encircles the disc half circle with the stay cord, then pulls the stay cord, can pull the disc rotation, finely tunes the work piece for the second runner on locating lever top can accurate location, improves the axiality.

Further, a hanging ring is fixed on one side of the disc, a pull rope is tied on the hanging ring, and a handle is fixed at the tail end of the pull rope.

Through adopting above-mentioned technical scheme, make things convenient for staff's operation, the location center pole on the disc can improve the location accuracy of work piece.

Further, the centers of the positioning rods in the shape of annular arrays are positioning center rods.

Further, two sides of the workbench are provided with storage cabinets which are pull-out.

By adopting the technical scheme, the convenient tool for workers to place is favorable for daily use and taking.

Compared with the related art, the positioning tool for positioning the three-hole position degree has the following beneficial effects:

the utility model provides a positioning tool for positioning three-hole positions, which is characterized in that a plurality of positioning rods taking a positioning center rod as a center are arranged, a worker places a workpiece on the positioning center rod at the position of the workpiece, then a cylinder is started to drive a piston to extend, the piston enables a frustum to be lifted, the bottom ends of the positioning rods are extruded, the top ends of the positioning rods are tightened, so that the workpiece is clamped, the positioning rods are clamped in a ring shape, the clamping is stable, the coaxiality of the workpiece is ensured during clamping, and the dimension is ensured to be qualified.

The utility model provides a positioning tool for positioning three-hole positions, which adopts a positioning center rod, a limiting piece, a torsion rotating shaft, a pull rope and a handle, when the angle of a workpiece is required to be adjusted, a worker surrounds the pull rope around a disc for half circle, and then pulls the pull rope to pull the disc to rotate so as to finely adjust the workpiece, so that a second rotating wheel at the top end of the positioning rod can be accurately positioned, and the coaxiality is improved.

Drawings

FIG. 1 is a schematic view of a positioning tool for positioning three holes according to a preferred embodiment of the present utility model;

FIG. 2 is an internal cross-sectional view of a table of the present utility model;

FIG. 3 is a partial perspective view of a disc of the present utility model;

Fig. 4 is an enlarged schematic view of fig. 2 a according to the present utility model.

Reference numerals in the drawings: 1. a work table; 2. a storage cabinet; 3. a cylinder; 4. a frustum; 5. a positioning rod; 51. a rotating shaft; 52. a first wheel; 53. a second wheel; 6. a handle; 7. a disc; 71. positioning the center rod; 72. a limiting piece; 73. a torsion shaft; 74. hanging rings; 75. a pull rope; 8. and (5) a mounting seat.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Exemplary embodiments of the present utility model are illustrated in the accompanying drawings.

Examples:

As shown in fig. 1, 2, 3 and 4, the positioning tool for positioning the three-hole position degree comprises a workbench 1, wherein the top of the workbench 1 is provided with a plurality of positioning rods 5 through a mounting seat 8, the positioning rods 5 are uniformly distributed in a ring-shaped array, the middle positions of the positioning rods 5 are connected with the mounting seat 8 through rotating shafts 51, the top end and the bottom end of the positioning rods 5 are respectively provided with a second rotating wheel 53 and a first rotating wheel 52, the middle of the workbench 1 is provided with a frustum 4, the diameter of the top of the frustum 4 is smaller than the diameter of the bottom of the frustum 4, the side surface of the frustum 4 is contacted with the first rotating wheel 52, the lower side of the frustum 4 is provided with a cylinder 3, and a workpiece is always positioned at an axle center position through clamping of the positioning rods 5, so that the coaxiality of parts is ensured during clamping, the clamping stability is improved, and the subsequent processing is facilitated.

Referring to fig. 1, 2, 3 and 4, a disc 7 is installed in the middle of the top of the workbench 1, a hanging ring 74 is fixed on one side of the disc 7, a pull rope 75 is tied on the hanging ring 74, a handle 6 is fixed at the tail end of the pull rope 75, a positioning center rod 71 is vertically fixed in the middle of the top of the disc 7, a limiting piece 72 is arranged around the outer side of the positioning center rod 71, the bottom of the disc 7 is connected with the workbench 1 through a torsion rotating shaft 73, the centers of a plurality of positioning rods 5 are annular array-shaped and are the positioning center rods 71, when a workpiece angle needs to be adjusted, a worker surrounds the pull rope 75 around the disc 7 for half a circle, then pulls the pull rope 75 to pull the disc 7 to rotate, fine adjustment is performed on the workpiece, the second rotating wheel 53 at the top end of the positioning rod 5 can be accurately positioned, coaxiality is improved, operation of workers is facilitated, and the positioning center rod 71 on the disc 7 can improve positioning accuracy of the workpiece.

Referring to fig. 3, after the workpiece is inserted into the positioning center rod 71, the limiting plate 72 can abut against the workpiece, so as to improve the friction force between the workpiece and improve the stability of the workpiece.

Referring to fig. 1 and 2, two sides of a workbench 1 are provided with a storage cabinet 2, and the storage cabinet 2 is of a drawing type, so that a worker can conveniently place some common tools, and daily use and taking are facilitated.

In some other embodiments, the centering rod 71 is threadably coupled to the disk 7, and the centering rod 71 is used to position a centrally-pivoted workpiece.

In practice, first, install workstation 1, carry out the fixed position to the work piece, the workman puts the work piece on location center pole 71, then start cylinder 3, drive piston extension, the piston makes frustum 4 lifting, extrude the bottom of locating lever 5, make the top of locating lever 5 tighten up, thereby carry out the centre gripping to the work piece through second runner 53, a plurality of locating lever 5 annular centre gripping, the centre gripping is stable, when needing the adjustment work piece angle, the workman encircles disc 7 half circle with stay cord 75, then pull stay cord 75, can pull disc 7 rotation, finely tune the work piece, make the second runner 53 on locating lever 5 top can pinpoint, improve the axiality.

The technical scheme has the advantages in practical application including but not limited to the following points:

1. The workpiece is clamped by arranging the positioning rods taking the positioning center rod as the center, the positioning rods clamp the workpiece in a ring shape, the clamping is stable, the coaxiality of the parts is ensured during clamping, and the dimension is ensured to be qualified;

2. adopt location center pole, spacing piece, torsion pivot, stay cord and handle, when needs adjustment work piece angle, the workman encircles the disc half circle with the stay cord, then pulls the stay cord, can pull the disc rotatory, finely tunes the work piece for the second runner on locating lever top can accurate location, improves the axiality.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A be used for three hole positions to fix a position with location frock, includes workstation (1), its characterized in that: the utility model discloses a workbench, including workstation (1), locating lever (5) are installed through mount pad (8) at the top of workstation (1), the intermediate position of locating lever (5) is connected with mount pad (8) through pivot (51), second runner (53) and first runner (52) are installed respectively to top and the bottom of locating lever (5), frustum (4) are installed in the centre of workstation (1), the side and the contact of first runner (52) of frustum (4), cylinder (3) are installed to the below of frustum (4).

2. The positioning tool for positioning the three-hole position degree according to claim 1, wherein a plurality of positioning rods (5) are arranged, and the plurality of positioning rods (5) are uniformly distributed in a ring-shaped array.

3. The positioning tool for positioning the three-hole position degree according to claim 1, wherein the disc (7) is installed in the middle of the top of the workbench (1), a positioning center rod (71) is vertically fixed in the middle of the top of the disc (7), a limiting piece (72) is arranged around the outer side of the positioning center rod (71), and the bottom of the disc (7) is connected with the workbench (1) through a torsion rotating shaft (73).

4. A positioning tool for positioning a three-hole position degree according to claim 3, wherein a hanging ring (74) is fixed on one side of the disc (7), a pull rope (75) is tied on the hanging ring (74), and a handle (6) is fixed at the tail end of the pull rope (75).

5. Positioning tool for positioning three-hole position degree according to claim 1, wherein the center of the positioning rods (5) in the shape of annular array is a positioning center rod (71).

6. The positioning tool for positioning three-hole positions according to claim 1, wherein two sides of the workbench (1) are provided with a storage cabinet (2), and the storage cabinet (2) is a drawing type.