CN219131477U

CN219131477U - Rotary workbench and numerical control machine tool

Info

Publication number: CN219131477U
Application number: CN202222433728.6U
Authority: CN
Inventors: 彭嘉伟; 赵挺; 曾国权; 陈敬麟; 杨家浩; 林栋超
Original assignee: Guangdong Kejie Technology Co Ltd
Current assignee: Guangdong Kejie Technology Co Ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-06-06
Anticipated expiration: 2032-09-14

Abstract

The utility model discloses a rotary workbench and a numerical control machine tool with the rotary workbench, wherein the rotary workbench comprises a rotary table, a driving piece and a clamp, and a first channel is arranged in the rotary table; the driving piece can drive the rotating table to rotate, a second channel is arranged in the driving piece, and the second channel is communicated with the first channel; the anchor clamps are installed in the revolving stage, and the air inlet of anchor clamps holds and communicates in first passageway, and the air duct of anchor clamps can follow the second passageway and get into to can communicate in the air inlet of anchor clamps through first passageway, among the technical scheme that this application put forward, the air duct of anchor clamps can follow the inside entering of swivel work head, consequently when the driving piece drive revolving stage rotates, the air duct can not rotate along with the anchor clamps, thereby can avoid the air duct to take place the winding and damage or stop up.

Description

Rotary workbench and numerical control machine tool

Technical Field

The utility model relates to the technical field of machining equipment, in particular to a selecting and installing workbench and a numerical control machine tool.

Background

In numerical control machining, a rotary table mounting fixture is generally used for clamping a workpiece, so that the workpiece is convenient to machine, and machining efficiency is improved.

In the related art, the clamp installed on the rotary workbench is generally a pneumatic clamp controlled by air pressure, so that the clamp needs to be controlled to work by connecting the air duct with the clamp, while the air duct of the current rotary workbench is generally directly connected with the clamp from the outside of the rotary workbench, so that when the workbench rotates, the air duct is easy to wind, and the air duct is easy to damage or block, so that the control of the clamp is invalid, and the workpiece machining process is influenced.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the rotary workbench, and the air duct of the clamp is communicated with the clamp from the inside of the rotary workbench, so that the air duct can be prevented from winding when the rotary workbench rotates.

The utility model further provides a numerical control machine tool with the rotary workbench.

According to an embodiment of the first aspect of the present utility model, a rotary table includes: the device comprises a rotating table, a driving piece and a clamp, wherein a first channel is formed in the rotating table; the driving piece can drive the rotating table to rotate, a second channel is arranged in the driving piece, and the second channel is communicated with the first channel; the clamp is arranged on the rotating table, and the air inlet end of the clamp is communicated with the first channel; the air duct of the clamp can enter from the second channel and can be communicated with the air inlet end of the clamp through the first channel.

The rotary workbench according to the embodiment of the utility model has at least the following beneficial effects: the air duct of anchor clamps can follow the inside entering of swivel work head, and the air duct gets into from the second passageway to communicate in the inlet end of anchor clamps through first passageway, consequently when the driving piece drive swivel mount rotated, the air duct can not rotate along with anchor clamps, thereby can avoid the air duct to take place the winding and damage or jam.

According to some embodiments of the utility model, the rotary table further comprises a rotary member connected to one end of the first channel and the second channel, one end of the rotary member is connected to the first channel, and the other end is connected to the air duct.

According to some embodiments of the utility model, the rotary member includes a rotating portion and a fixing portion, the fixing portion is mounted on an inner wall of the first channel, one end of the rotating portion is rotatably connected to the fixing portion, and the other end extends toward the second channel and is connected to the air duct.

According to some embodiments of the utility model, a first sealing ring is sleeved on the periphery of the fixing part, and the first sealing ring abuts against the inner wall of the first channel.

According to some embodiments of the utility model, the rotating table comprises an index plate and a mounting seat for mounting the clamp, the index plate is connected to the output end of the driving piece, and the first channel is arranged between the mounting seat and the index plate.

According to some embodiments of the utility model, an end of the mounting seat facing the index plate is provided with a groove, and the index plate abuts against an opening end of the groove to form the first channel.

According to some embodiments of the utility model, a second sealing ring is arranged on the periphery of the first channel, one end of the second sealing ring is abutted against the index plate, and the other end of the second sealing ring is abutted against the mounting seat.

According to some embodiments of the utility model, the rotary table further comprises a rotary member, a hollowed-out portion is arranged in the center of the index plate along the axial direction, the rotary member is mounted on the hollowed-out portion, one end of the rotary member is communicated with the first channel, and the other end of the rotary member is connected with the air duct.

According to some embodiments of the utility model, the fixture is provided with a plurality of first channels, the first channels are correspondingly provided with a plurality of first channels, and the first channels are communicated with the rotating member.

A numerical control machine according to an embodiment of a second aspect of the present utility model includes the rotary table of the embodiment of the first aspect described above.

The numerical control machine tool provided by the embodiment of the utility model has at least the following beneficial effects: the numerical control machine tool can realize multi-station machining by installing the rotary worktable, and the machining efficiency is improved. The inside passageway that is used for the air duct of anchor clamps to be equipped with of swivel work head to make the air duct can follow the inside intercommunication in anchor clamps of swivel work head, consequently when driving piece drive swivel work head rotated, can avoid the air duct to take place to twine and damage or jam, thereby can improve the reliability when numerical control adds the lathe work piece processing.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic view of a rotary table according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of the rotary table shown in FIG. 1;

fig. 3 is an enlarged view at a shown in fig. 2;

FIG. 4 is an exploded schematic view of the rotary table shown in FIG. 1;

fig. 5 is a schematic structural diagram of a mounting base according to an embodiment of the utility model.

Reference numerals:

a rotary table 100;

a rotating table 110; a first channel 111; an index plate 112; a hollowed-out portion 1121; a mounting base 113; grooves 1131; a limit portion 1132; a second seal ring 114;

a driving member 120; a direct current motor 121; an output 1211; a second channel 122; a mounting plate 123;

a clamp 130; an air inlet end 131;

swivel member 140; a rotating portion 141; a fixing portion 142; a first seal ring 143;

a workpiece mount 150.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1, the present utility model proposes a rotary table 100 for a numerically controlled machine tool, where the rotary table 100 includes a rotary table 110, a driving member 120 and a fixture 130, the driving member 120 can drive the rotary table 110 to rotate, the fixture 130 is mounted at one end of the rotary table 110 facing away from the driving member 120, and a workpiece mounting frame 150 is clamped on the fixture 130 for fixedly mounting a workpiece. The rotating table 110 can drive the clamp 130 to rotate so as to drive the workpiece to rotate, so that a processing mechanism of the numerical control machine tool processes the workpiece, the rotating table 100 provided by the application adopts the pneumatic clamp 130 controlled by air pressure, and the air duct (not shown in the figure) for the clamp 130 passes through the rotating table 100, so that the air duct can be communicated with the clamp 130 from the inside of the rotating table 100, and therefore, when the driving piece 120 drives the rotating table 110 to rotate, the air duct can be prevented from winding to damage or block, and the reliability of the numerical control machine tool during processing can be improved.

Referring to fig. 2 and 3 again, in some embodiments of the present utility model, the driving member 120 is provided with a second channel 122 inside, the rotating table 110 is provided with a first channel 111 inside, one end of the first channel 111 can be connected to the second channel 122, the other end is connected to the air inlet end 131 of the clamp 130, and an air duct for providing air pressure to the clamp 130 can enter from the second channel 122 and be connected to the air inlet end 131 of the clamp 130 through the first channel 111.

It should be noted that, a rotating member 140 is disposed between the first channel 111 and the second channel 122, the rotating member 140 is mounted at one end of the first channel 111, which is in communication with the second channel 122, one end of the rotating member 140 is in communication with the first channel 111, the other end is in communication with the second channel 122, an air duct of the clamp 130 enters from the second channel 122 and is in communication with the rotating member 140, and air flow can enter the first channel 111 from the rotating member 140 and then enter the air inlet end 131 of the clamp 130, so as to control the working state of the clamp 130. By providing the rotary member 140 at one end of the first passage 111 inside the rotary table 110, the air duct is communicated with the rotary member 140, and the air duct does not rotate along with the rotary table 110 when the rotary table 110 rotates, thereby preventing the air duct from being damaged or blocked due to winding.

It should be noted that the rotating member 140 includes a rotating portion 141 and a fixing portion 142. The fixing portion 142 is fixedly connected to the inner wall of the first channel 111, for example, a screw hole may be provided on the inner wall of the first channel 111, and the fixing portion 142 is correspondingly provided with a connection hole, so that a fastener is inserted into the connection hole and is screwed into the screw hole, thereby fixing the fixing portion 142 to the first channel 111. One end of the rotating part 141 is rotatably connected to the fixed part 142, the other end extends towards the second channel 122 and can be connected to the air duct, and through holes are formed in the fixed part 142 and the rotating part 141, that is, the through holes in the fixed part 142 are respectively communicated with the first channel 111 and the rotating part 141, and the rotating part 141 is also communicated with the air duct. When the rotating table 110 rotates, the fixing portion 142 can rotate with the rotating table 110 and rotate relative to the rotating portion 141, and the rotating portion 141 can be kept stationary, so that the air duct can be kept stationary, and damage to the air duct due to winding is avoided.

Referring to fig. 2 and 3, in some embodiments of the present utility model, the outer circumference of the fixing portion 142 is sleeved with a first sealing ring 143, and an outer end portion of the first sealing ring 143 abuts against an inner wall of the first channel 111. The first sealing ring 143 can seal the first channel 111, so that the first channel 111 is prevented from leaking gas, the clamp 130 is controlled accurately, and the stability of the clamp 130 is improved. The first seal ring 143 may be made of rubber, but may be made of other materials, and may be made of a sealing material, and is not particularly limited.

Referring again to fig. 4, in some embodiments of the utility model, the turntable 110 includes an indexing disk 112 and a mounting seat 113. One end of the dividing plate 112 is connected to the output end 1211 of the driving member 120, the other end is connected to the mounting seat 113, the clamp 130 is mounted at one end of the mounting seat 113 away from the dividing plate 112, and a first channel 111 is arranged between the mounting seat 113 and the dividing plate 112. The driving member 120 can drive the index plate 112 to rotate, thereby driving the mounting seat 113 to rotate and driving the clamp 130 to rotate. The rotation accuracy of the rotation table 110 can be improved by providing the index plate 112 to improve the processing accuracy of the workpiece.

It should be noted that, the driving member 120 includes a mounting plate 123 and a dc motor 121, the housing of the dc motor 121 is mounted on the mounting plate 123, the output end 1211 of the dc motor 121 is a rotor mechanism of the dc motor 121, and the index plate 112 is connected to the rotor mechanism of the dc motor 121, so that the dc motor 121 can drive the index plate 112 to rotate. The center of the dc motor 121 is provided with a through hole penetrating in the axial direction, thereby forming a second channel 122, and the air duct of the jig 130 can enter from one end of the through hole of the dc motor 121.

Referring again to fig. 5, in some embodiments of the present utility model, a groove 1131 is disposed at an end of the mounting seat 113 facing the index plate 112, the air inlet end 131 of the clamp 130 is connected to the groove 1131, and an end of the index plate 112 abuts against an opening end of the groove 1131, so that the end of the index plate 112 and the groove 1131 together form the first channel 111. By providing the groove 1131 in the mount 113 and forming the first passage 111 in cooperation with the index plate 112, the first passage 111 can be manufactured easily.

It should be noted that, the hollow portion 1121 is axially disposed at the center of the index plate 112, and two ends of the hollow portion 1121 are respectively connected to the first channel 111 and the second channel 122. Meanwhile, the rotating member 140 may be mounted on the hollow portion 1121, the fixing portion 142 of the rotating member 140 is fixedly mounted on the inner wall of the hollow portion 1121, one end of the rotating portion 141 is rotatably connected to the fixing portion 142, and the other end extends toward the second channel 122 and is communicated with the air duct of the clamp 130.

Referring to fig. 3 and 5, the second sealing ring 114 is disposed around the periphery of the groove 1131, a fixing groove for fixing the second sealing ring 114 is disposed at one end of the mounting seat 113 facing the index plate 112, the second sealing ring 114 is disposed in the fixing groove, and when the mounting seat 113 is connected to the index plate 112, two ends of the second sealing ring 114 are respectively abutted to the bottom wall of the fixing groove and one end of the index plate 112, so that the sealing effect can be achieved on the first channel 111, the air leakage of the first channel 111 is prevented, the clamp 130 is controlled accurately, and the stability of the clamp 130 is improved. The second seal ring 114 may be made of rubber, but may be made of other materials, and may be made of a sealing material, and is not particularly limited herein.

Referring to fig. 4 and fig. 5 again, it should be noted that, the end of the mounting seat 113 facing the indexing disc 112 is further provided with a limiting portion 1132, the limiting portion 1132 is a limiting groove that is first matched with the fixing portion 142 of the rotating member 140, and when the rotating member 140 is mounted, one end of the fixing portion 142, which is away from the rotating portion 141, extends into the limiting groove, so that the fixing portion 142 can be limited and fixed, and the mounting stability of the rotating member 140 is improved. It should be noted that, the limiting groove is a groove formed by extending the side wall of the groove 1131 outwards, and the depth of the groove 1131 is greater than that of the limiting groove, so that one end of the fixing portion 142 can be communicated with the groove 1131, i.e. can be communicated with the first channel 111.

Referring again to fig. 4 and 5, in some embodiments of the present utility model, the rotary table 100 is mounted with a plurality of jigs 130, and the mounting base 113 is correspondingly provided with a plurality of grooves 1131, thereby forming a plurality of first passages 111. It should be noted that, one end of each groove 1131 is correspondingly connected to the air inlet end 131 of one clamp 130, and the other end is connected to the rotating member 140, so that a plurality of clamps 130 can be controlled simultaneously. By providing a plurality of jigs 130, the stability of the jigs 130 to the workpiece mounting bracket 150 can be improved, wherein the jigs 130 may be provided with two or three or the like, and may be determined according to practical situations, and are not particularly limited herein.

The embodiment of the utility model also discloses a numerical control machine tool, which comprises the rotary workbench 100 of the embodiment, and the numerical control machine tool can realize multi-station processing by installing the rotary workbench, so that the processing efficiency is improved. The rotary table 100 is provided with the pneumatic clamp 130 controlled by air pressure, and the channel for the air duct of the clamp 130 to pass through is arranged in the rotary table 100, so that the air duct can be communicated with the clamp 130 from the inside of the rotary table 100, and therefore, when the driving piece 120 drives the rotary table 110 to rotate, the air duct can be prevented from being wound to be damaged or blocked, and the reliability of the numerical control machining tool during machining can be improved. Of course, the numerically controlled machine tool further includes at least all the advantages of the embodiment of the rotary table 100 described above, and will not be described herein.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. A rotary table, comprising:

the rotary table is internally provided with a first channel;

the driving piece can drive the rotating table to rotate, a second channel is arranged in the driving piece, and the second channel is communicated with the first channel;

the clamp is arranged on the rotating table, and the air inlet end of the clamp is communicated with the first channel;

the air duct of the clamp can enter from the second channel and can be communicated with the air inlet end of the clamp through the first channel.

2. The rotary table of claim 1, further comprising a swivel member connected to one end of the first channel in communication with the second channel, one end of the swivel member being in communication with the first channel and the other end being connected to the airway.

3. The rotary table according to claim 2, wherein the rotary member includes a rotating portion and a fixing portion, the fixing portion is mounted on an inner wall of the first passage, one end of the rotating portion is rotatably connected to the fixing portion, and the other end extends toward the second passage and is connected to the air duct.

4. A rotary table according to claim 3, wherein the outer periphery of the fixing portion is sleeved with a first sealing ring, and the first sealing ring abuts against the inner wall of the first channel.

5. The rotary table according to claim 1, wherein the rotary table includes an index plate and a mount for mounting the jig, the index plate being connected to the output end of the driving member, the first passage being provided between the mount and the index plate.

6. The rotary table according to claim 5, wherein an end of the mounting seat facing the index plate is provided with a groove, and the index plate abuts against an opening end of the groove to constitute the first passage.

7. The rotary table according to claim 6, wherein a second seal ring is provided on the outer periphery of the first passage, one end of the second seal ring abuts against the index plate, and the other end abuts against the mount.

8. The rotary table according to claim 6, further comprising a rotary member, wherein a hollow portion is provided in the center of the index plate in the axial direction, the rotary member is mounted to the hollow portion, and one end of the rotary member is connected to the first channel, and the other end is connected to the air duct.

9. The rotary table according to claim 8, wherein a plurality of clamps are provided, a plurality of first passages are provided correspondingly, and a plurality of first passages are communicated with the rotary member.

10. A numerically controlled machine tool comprising a rotary table according to any one of claims 1 to 9.