CN216882727U

CN216882727U - Universal rotating tool

Info

Publication number: CN216882727U
Application number: CN202220542769.6U
Authority: CN
Inventors: 赵天保; 尹茗
Original assignee: Weihai Zhonghe Electromechanical Technology Co ltd
Current assignee: Weihai Zhonghe Electromechanical Technology Co ltd
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2022-07-05
Anticipated expiration: 2032-03-14

Abstract

The utility model discloses a universal rotating tool which comprises a clamping plate and a connecting plate, wherein the diameter part of the clamping plate is fixedly connected with the connecting plate, a turntable is arranged on the connecting plate, the turntable rotates through a two-shaft transmission mechanism in space, a pressure plate with scales is movably sleeved above the turntable, and the pressure plate is fixedly connected to the connecting plate. Through using this general rotatory frock in triaxial or four-axis machining center, can once the clamping process more multiaspect.

Description

Universal rotating tool

Technical Field

The utility model relates to the technical field of machining, in particular to a universal rotating tool.

Background

Under the general condition in the technical field of machining, the most commonly used device for machining four-axis products by using a three-axis machining center is that a dividing head and a four-axis bridge plate are combined, the traditional four-axis bridge plate can only rotate in one direction (an axis A), so that only three surfaces can be machined when square products are machined, and only 3 surfaces can be machined by one-time clamping, but for products needing to machine more surfaces, the machining can be completed by multiple times of clamping by using the device, and therefore a simple general rotating device is needed for solving the problems.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a universal rotary tool which comprises a clamping plate and a connecting plate, wherein the diameter of the clamping plate is fixedly connected with the connecting plate.

Furthermore, the turntable is a worm wheel plate, the worm wheel plate is composed of a disc and worm wheel teeth, a worm is arranged below the connecting plate, the two-axis transmission mechanism in the space is a worm and gear mechanism, and the worm and gear mechanism is composed of the worm wheel plate and the worm. The worm gear plate can be rotated by rotating the worm, and the rotating shaft B is further added.

Furthermore, a circle of annular groove is formed in the outer edge of the disc, and the annular groove is matched with the pressing plate.

Furthermore, the connecting plate central authorities are equipped with circular recess, circular recess with worm wheel board adaptation, circular recess centre of a circle department is equipped with concentric cylinder, deep groove ball bearing is established to concentric cylinder overcoat, worm wheel board central authorities are connected with the connecting plate through deep groove ball bearing, the circular recess limit of connecting plate is equipped with the fixed ear of foraminiferous that the bolt groove was equipped with on the clamp plate and passes through the bolt fastening. The pressing plate is fixed on the connecting plate through the bolt and is in movable contact with the outer circle of the disc through the annular groove, the worm is rotated and is matched with scale marks on the pressing plate, and the worm wheel plate can be adjusted to rotate to any angle. The pressing plate can prevent the worm wheel plate from being separated from the connecting plate in such a way, and the worm wheel plate is pressed above the connecting plate and rotates.

Has the advantages that:

the existing solution to the above problem is to add a mechanical B axis, which can rotate in two directions and process multiple surfaces at one time. Three important effects are produced

(1) The programming difficulty is reduced, the programming complexity can be reduced to a certain extent by using the tool on a four-axis machining center, if the required space free-form surface is processed, the tool is usually required to be subjected to multiple times of coordinate transformation or a complex tool shaft pointing control mode on the five-axis machining center, the movement coordination of all axes is also required to be considered, the processing can be carried out only by avoiding interference and collision, the simple space free-form surface processing can be carried out by using the tool on the four-axis machining center, the processing range of the four-axis machining center is increased, a workpiece which can be processed only in the five-axis machining center before can be processed, and the programming difficulty for processing the simple space free-form surface is also reduced.

(2) The fixture has the advantages that the production efficiency is improved, the fifth shaft is added on the basis of the fourth shaft, the multi-process machining of milling, boring, drilling and the like can be carried out on a machined surface after a workpiece is clamped once, the positioning error caused by multiple times of installation is effectively avoided, the production period can be shortened, and the machining precision is improved.

(3) The cost is reduced, and compared with a traditional five-axis rotary table, the tool has the advantages that the cost is reduced by hundred times, and the tool is more practical and convenient to install and disassemble and the like.

Drawings

FIG. 1 is a schematic structural diagram of a universal rotary tool;

FIG. 2 is a schematic view of the internal structure of the connection plate;

FIG. 3 is an assembly view of the connection plate and the pressure plate;

FIG. 4 is a top view of the worm plate and worm;

fig. 5 is an assembly view of the worm plate and worm.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

As shown in fig. 1-5, the utility model provides a universal rotating tool, which comprises a clamping plate 1 and a connecting plate 5, wherein the diameter of the clamping plate 1 is fixedly connected with the connecting plate 5, and the universal rotating tool is characterized in that a turntable is arranged on the connecting plate 5, the turntable rotates through a two-shaft transmission mechanism in a space, a pressure plate 2 with scales is movably sleeved above the turntable, and the pressure plate 2 is fixedly connected to the connecting plate 5.

A clamping plate 1 is clamped by a universal clamp (such as a three-grab chuck), the tool is clamped on a four-axis machining center, and the tool swings on an axis A by rotating the axis A.

The rotating disc can rotate through a two-shaft transmission mechanism in the space, and a rotating shaft B is further added. 2, scale marks are marked on the pressing plate, and the turntable can be adjusted to rotate to any angle by contrasting the scale marks. The four-axis machining center tooling bridge plate is additionally provided with a rotating shaft B.

The mode of rotating the turntable can also adopt a two-shaft transmission mechanism in a space such as meshing of two conical gears, and the like.

Example 1

In the present embodiment, a general-purpose rotating tool is provided, and fig. 1 is a schematic structural view of an embodiment of the present invention, the turntable is a worm wheel plate 3, the worm wheel plate 3 is composed of a circular disc 301 and worm wheel teeth 302, a worm 6 is arranged below the connecting plate 5, the two-axis transmission mechanism in the space is a worm and gear mechanism, and the worm and gear mechanism is composed of the worm wheel plate 3 and the worm 6.

The interior of the tool utilizes a worm gear transmission mechanism, the worm wheel plate 3 can rotate by rotating the worm 6, and then the B rotating shaft is additionally arranged. Scale marks are marked on the pressing plate 2, the worm 6 is rotated and contrasted with the scale marks, and the worm wheel plate 3 can be adjusted to rotate to any angle.

Example 2

The center of a disc 301 of the worm wheel plate is provided with a circular hole 304, the outer edge of the disc 301 is provided with a circle of annular groove 303, and the annular groove 303 is matched with the pressure plate 2.

The connecting plate is characterized in that a circular groove 501 is formed in the center of the connecting plate 5, the diameter of the circular groove 501 is the same as that of the worm wheel plate 3, a concentric cylinder 502 is arranged at the circle center of the circular groove 501, a deep groove ball bearing 4 is sleeved outside the concentric cylinder 502, the concentric cylinder 502 is matched with a circular hole 304 in the worm wheel plate disc, the center of the worm wheel plate 3 is connected with the connecting plate 5 through the deep groove ball bearing 4 and the concentric cylinder 502, and a bolt groove 503 is formed in the edge of the circular groove of the connecting plate 5 and fixed with a fixing lug 201 with a hole formed in the pressing plate 2 through bolts.

Through the design, the upper surfaces of the connecting plate 5, the pressing plate 2 and the worm wheel plate 3 (rotary table) can be on the same horizontal plane. The pressing plate is fixed on the connecting plate through the bolt and is in movable contact with the outer circle of the disc through the annular groove, the worm is rotated and is matched with scale marks on the pressing plate, and the worm wheel plate can be adjusted to rotate to any angle. The pressing plate can prevent the worm wheel plate from being separated from the connecting plate in such a way, and the worm wheel plate is pressed above the connecting plate and rotates.

Example 3

A through hole 504 is formed in the groove of the connecting plate 5, the size of the hole 504 is matched with that of the worm tooth 601 of the worm 6, and the worm tooth 601 of the worm 6 can be exposed from the hole 504 and can be contacted with the worm gear teeth 302 of the worm plate 3.

The worm 6 is covered by a cover plate 7, the cover plate 7 is fixedly connected to the connecting plate 5, and one end of a worm shank 602 of the worm 6 exceeds a closed space formed by the cover plate 7 and the connecting plate 5. The worm 6 is rotated and compared with the scale marks, and the worm wheel plate 3 can be adjusted to rotate to any angle.

Compared with a traditional five-axis turntable, the tool has the advantages that the cost is reduced by hundred times, and the tool is more practical and convenient to install and disassemble.

The above description is only exemplary of the present invention and should not be taken as limiting the utility model, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention is included in the protection scope of the present invention.

Claims

1. The utility model provides a general rotatory frock, includes clamping plate (1) and connecting plate (5), clamping plate (1) diameter department fixed connection connecting plate (5), its characterized in that, be equipped with the carousel on connecting plate (5), the carousel rotates through diaxon drive mechanism in the space, carousel top movable sleeve establishes clamp plate (2) with scale, clamp plate (2) fixed connection is on connecting plate (5).

2. The universal rotary tool of claim 1, wherein the rotary disc is a worm wheel plate (3), the worm wheel plate (3) is composed of a disc (301) and worm wheel teeth (302), a worm (6) is arranged below the connecting plate (5), and the two-axis transmission mechanism in the space is a worm and gear mechanism composed of the worm wheel plate (3) and the worm (6).

3. The universal rotary tool of claim 2, wherein a circular hole (304) is formed in the center of the disc, a ring of annular grooves (303) are formed in the outer edge of the disc, and the annular grooves (303) are matched with the pressure plate (2).

4. The universal rotating tool according to claim 2, wherein a circular groove (501) is formed in the center of the connecting plate (5), the diameter of the circular groove (501) is the same as that of the worm wheel plate (3), a concentric cylinder (502) is arranged at the center of the circular groove (501), a deep groove ball bearing (4) is sleeved outside the concentric cylinder (502), the concentric cylinder (502) is matched with a circular hole (304) in the disc of the worm wheel plate, the center of the worm wheel plate (3) is connected with the connecting plate (5) through the deep groove ball bearing (4) and the concentric cylinder (502), and a bolt groove (503) is formed in the edge of the circular groove of the connecting plate (5) and fixed to a perforated fixing lug (201) arranged on the pressing plate (2) through bolts.

5. The universal rotary tool according to claim 4, wherein a through hole (504) is formed in the groove of the connecting plate (5), the hole (504) is matched with the worm tooth (601) of the worm (6) in size, and the worm tooth (601) of the worm (6) can be exposed from the hole (504) and contacted with the worm gear tooth (302) of the worm gear plate (3).

6. The universal rotary tool of claim 2, wherein the worm (6) is externally covered by a cover plate (7), the cover plate (7) is fixedly connected to the connecting plate (5), and one end of a worm shank (602) of the worm (6) exceeds a closed space formed by the cover plate (7) and the connecting plate (5).

7. The universal rotating tool according to any one of claims 1 to 2, wherein the upper surfaces of the connecting plate (5), the pressing plate (2) and the turntable are on the same horizontal plane.