CN204868120U - High -accuracy mechanical fixture rotary machine - Google Patents

Abstract

The utility model discloses a high-precision mechanical fixture rotary machine table, which comprises a base, a lower turntable, an upper turntable, a fixing screw, and a fine-tuning nut; the lower turntable is provided with an annular groove; the upper turntable is provided with an annular convex and the annular protrusion matches the annular groove; the protrusion on the upper turntable is placed in the groove on the lower turntable, and the upper turntable and the lower turntable form a rotating mechanism; the side of the lower turntable is provided with threads The through hole, the fixed screw rod is placed in the threaded through hole, and the other end is pushed against the raised side of the upper turntable; the two sides of the ring groove of the lower turntable are respectively provided with a number of arc grooves, and the arc grooves are built with balls; Fine-tuning nuts are arranged on both sides of the fixed screw; the rotating mechanism is arranged on the base; and a top plate is arranged on the upper end of the upper turntable. The high-precision mechanical rotary machine table of the utility model has the characteristics of simple manufacture and strong practicability; it also improves certain economic benefits and reduces labor force.

Description

A high-precision mechanical fixture rotary machine table

technical field

The utility model belongs to the mechanical field, in particular to a high-precision mechanical fixture rotating machine table.

Background technique

Machining is the leading field of various industries now, and fixtures are often used in the field of machining, and the workpiece can be clamped by the fixture, so that the workpiece can be processed more conveniently; and in the processing of the workpiece, it is often encountered that it is necessary to The workpiece is rotated, but usually only the fixture can be rotated, and this will increase a certain amount of labor due to the weight of the fixture, and will also reduce a certain production efficiency and cause a certain loss in production.

Utility model content

The utility model provides a novel high-precision mechanical fixture rotating machine table for solving the deficiencies of the existing technical problems.

The utility model is realized by the following methods:

In order to solve the above technical problems, the utility model provides a high-precision mechanical fixture rotary machine table, including a base, a lower turntable, an upper turntable, a fixed screw, and a fine-tuning nut;

An annular groove is provided on the lower turntable;

An annular protrusion is provided on the upper turntable, and the annular protrusion matches the annular groove;

The protrusion on the upper turntable is placed in the groove on the lower turntable, and the upper turntable and the lower turntable form a rotating mechanism;

The side of the lower turntable is provided with a threaded through hole, the fixing screw is placed in the threaded through hole, and the other end is pushed against the raised side of the upper turntable;

A plurality of circular arc grooves are respectively arranged on both sides of the annular groove of the lower turntable, and balls are built in the circular arc grooves;

The fine-tuning nuts are respectively arranged on both sides of the fixed screw;

The rotating mechanism is arranged on the base;

The upper end of the upper turntable is provided with a top plate.

In a preferred solution, the high-precision mechanical fixture rotating machine table, wherein, the lower turntable of the rotating mechanism is mounted on the base through screws.

In a preferred solution, the high-precision mechanical fixture rotary machine table, wherein, the top plate is screwed onto the upper turntable.

In a preferred solution, in the high-precision mechanical fixture rotary machine table, a stopper is respectively provided at the four corners of the top plate, and screw holes are also provided on the top plate.

In a preferred solution, the high-precision mechanical fixture rotary machine table, wherein, the other ends of the fixing screw and the fine-tuning nut are respectively provided with anti-slip rings.

In a preferred solution, the high-precision mechanical fixture rotary machine table, wherein, the diameter of the ball is slightly smaller than the diameter of the arc groove.

In a preferred solution, in the high-precision mechanical fixture rotary machine table, the balls slightly protrude from the outside of the arc groove.

In a preferred solution, the high-precision mechanical fixture rotating machine table, wherein, the rotating mechanism is made of alloy material.

In a preferred solution, in the high-precision mechanical fixture rotary machine table, screw holes are provided at the four corners of the base.

In a preferred solution, in the high-precision mechanical fixture rotary machine table, an anti-slip rubber pad is provided at the bottom of the base.

The utility model has the following beneficial effects:

The high-precision mechanical rotary machine table of the utility model has the characteristics of simple manufacture and strong practicability; it also improves certain economic benefits and reduces labor force.

Description of drawings

Fig. 1 is the structural representation of the utility model example.

Detailed ways

Below in conjunction with accompanying drawing and specific examples the utility model is further described. It should be understood that the specific embodiments described below are only used to explain the utility model, not to limit the utility model.

As shown in Figure 1:

The utility model provides a high-precision mechanical fixture rotary machine table, comprising a base 1, a lower turntable 3, an upper turntable 2, a fixed screw 4, and a fine-tuning nut 5; an annular groove is arranged on the lower turntable; the upper turntable There is an annular protrusion on the top, and the annular protrusion matches the annular groove; the protrusion on the upper turntable is placed in the groove on the lower turntable, and the upper turntable and the lower turntable form a rotating mechanism; the rotating mechanism Set on the base; the upper end of the upper turntable is provided with a top plate 6 .

The side of the lower turntable is provided with a threaded through hole, the fixing screw is placed in the threaded through hole, and the other end is pushed against the raised side of the upper turntable, and the fixing screw is used to fix the turntable so that after the fixture rotates, The fixture is fixed, and the workpiece is further processed.

There are several arc grooves on both sides of the annular groove of the lower turntable, and balls are built in the arc grooves; friction will be generated when the upper and lower turntables rotate, and the friction will increase the resistance between the turntables, thus affecting certain work Efficiency: setting balls between the turntables will greatly reduce the friction between the turntables, and also reduce the resistance of the turntables, further reduce the labor force and improve certain economic benefits.

The fine-tuning nuts are respectively arranged on both sides of the fixed screw, and the turntable can be adjusted more accurately through the fine-tuning nuts, thereby realizing more precise processing of the workpiece.

In a preferred solution, the high-precision mechanical fixture rotating machine table, wherein, the lower turntable of the rotating mechanism is mounted on the base through screws.

In a preferred solution, the high-precision mechanical fixture rotary machine table, wherein, the top plate is screwed onto the upper turntable.

In a preferred solution, the high-precision mechanical fixture rotary machine platform, wherein, a stopper 7 is respectively provided at the four corners of the top plate, and screw holes are also provided on the top plate; Secure the clamp to the top plate.

In the preferred solution, the high-precision mechanical fixture rotary machine table, wherein, the other ends of the fixed screw and the fine-tuning nut are respectively provided with threaded anti-slip rings, and the threaded anti-slip rings are provided to avoid slipping during work, which affects the operation of the machine. operation of the turntable.

In a preferred solution, the high-precision mechanical fixture rotary machine table, wherein, the diameter of the ball is slightly smaller than the diameter of the arc groove.

In a preferred solution, in the high-precision mechanical fixture rotary machine table, the balls slightly protrude from the outside of the arc groove.

In a preferred solution, the high-precision mechanical fixture rotating machine table, wherein, the rotating mechanism is made of alloy material.

In the preferred solution, the high-precision mechanical fixture rotary machine table, wherein, the four corners of the base are provided with screw holes, and the screw holes can also be set on the machine tool workbench during work to fix it. Thereby it is more convenient to process the workpiece.

In the preferred solution, the high-precision mechanical fixture rotary machine table, wherein, the bottom of the base is provided with an anti-slip rubber pad, and the anti-slip rubber pad is provided to prevent the machine table from slipping during the working process, thereby affecting the processing of the workpiece and causing certain losses. .

The high-precision mechanical fixture rotary machine platform of the utility model places the workpiece on the top plate during use and fixes it; when the workpiece needs to be rotated during the processing of the workpiece, the workpiece can be pulled to rotate, When the required angle is reached, the turntable is precisely adjusted through the fine-tuning nut, so that the angle of the workpiece can meet more precise requirements, and then the turntable is tightened by the fixing screw to fix the workpiece, and finally the workpiece can be adjusted Process again.

It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should belong to the protection scope of the appended claims of the present utility model.

Claims (10)

1. a high-accuracy mechanical clamp rotary machine, is characterized in that: comprise base, lower rotary table, top rotary table, standing screw, fine-tuning nut;

Described lower rotary table is provided with an annular groove;

Described top rotary table is provided with an annular protrusion, and annular protrusion and annular groove match;

Projection on described top rotary table is placed in the groove on lower rotary table, and top rotary table and lower rotary table form a rotating mechanism;

Described lower rotary table side is provided with tapped through hole, and standing screw is placed in tapped through hole, and the other end peaks at the protruding side of top rotary table;

Described lower rotary table annular groove both sides are respectively equipped with some arc grooves, and arc groove is built-in with ball;

Described fine-tuning nut is located at the two sides of standing screw respectively;

Described rotating mechanism is located on base;

Described top rotary table upper end is provided with a top board.

2. high-accuracy mechanical clamp rotary machine according to claim 1, is characterized in that, described rotating mechanism lower rotary table by screw on base.

3. high-accuracy mechanical clamp rotary machine according to claim 1, is characterized in that, described top board by screw on top rotary table.

4. high-accuracy mechanical clamp rotary machine according to claim 1, is characterized in that, described top board corner place is respectively equipped with a block, and top board is also provided with screw hole.

5. high-accuracy mechanical clamp rotary machine according to claim 1, is characterized in that, the other end of described standing screw and fine-tuning nut is respectively equipped with screw thread antislip ring.

6. high-accuracy mechanical clamp rotary machine according to claim 1, it is characterized in that, described ball diameter is slightly less than the diameter of arc groove.

7. high-accuracy mechanical clamp rotary machine according to claim 1, it is characterized in that, described ball slightly protrudes from arc groove outside.

8. high-accuracy mechanical clamp rotary machine according to claim 1, is characterized in that, described rotating mechanism adopts alloy material manufacture.

9. high-accuracy mechanical clamp rotary machine according to claim 1, is characterized in that, described base corner place is provided with screw hole.

10. high-accuracy mechanical clamp rotary machine according to claim 1, it is characterized in that, described base bottom is provided with anti-skid rubber cushion.