阅读说明：本技术 一种车床车削加工装置 (Lathe turning device ) 是由 耿臣 张英亮 张英泽 姜艳玲 耿涛 耿书岭 耿书成 于 2019-09-18 设计创作，主要内容包括：本发明涉及一种车床车削加工装置,包括依次布置的前数控车床和后数控车床,所述前数控车床用于车削加工圆柱形坯料的前部外圆周面,所述后数控车床用于对由前数控车床加工完成的工件半成品的后部外圆周面进行车削加工；工件换向中转台,用于放置由前数控车床加工完成的工件半成品；数控机械手,用于夹持所述半成本后部以将所述工件半成品从前数控车床移至工件换向中转台上,以及用于夹持所述工件半成品前部以将所述工件半成品从工件换向台上移至所述后数控车床上。配置相应工件换向中转台,方便数控机械手在工件换向中转台上换向夹持工件半成品,便于实现换向加工,利用数控机械手和工件换向中转台的配合实现针对车削加工的自动化改造。(The invention relates to a lathe turning device which comprises a front numerical control lathe and a rear numerical control lathe which are sequentially arranged, wherein the front numerical control lathe is used for turning the outer circumferential surface of the front part of a cylindrical blank, and the rear numerical control lathe is used for turning the outer circumferential surface of the rear part of a semi-finished workpiece processed by the front numerical control lathe; the workpiece reversing transfer platform is used for placing a workpiece semi-finished product processed by the front numerical control lathe; and the numerical control mechanical hand is used for clamping the rear half-cost part to move the semi-finished workpiece from the front numerical control lathe to the workpiece reversing transfer table, and is used for clamping the front part of the semi-finished workpiece to move the semi-finished workpiece from the workpiece reversing transfer table to the rear numerical control lathe. The corresponding workpiece reversing transfer table is configured, so that a numerical control manipulator can conveniently clamp a semi-finished workpiece in a reversing manner on the workpiece reversing transfer table, reversing processing is conveniently realized, and automatic transformation for turning processing is realized by matching the numerical control manipulator and the workpiece reversing transfer table.)

1. The utility model provides a lathe work device which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the front numerical control lathe and the rear numerical control lathe are sequentially arranged, the front numerical control lathe is used for turning the outer circumferential surface of the front part of the cylindrical blank, and the rear numerical control lathe is used for turning the outer circumferential surface of the rear part of the semi-finished workpiece processed by the front numerical control lathe;

the workpiece reversing transfer platform is used for placing a workpiece semi-finished product processed by the front numerical control lathe;

and the numerical control mechanical hand is used for clamping the rear half-cost part to move the semi-finished workpiece from the front numerical control lathe to the workpiece reversing transfer table, and is used for clamping the front part of the semi-finished workpiece to move the semi-finished workpiece from the workpiece reversing transfer table to the rear numerical control lathe.

2. The lathe turning apparatus of claim 1, wherein: the workpiece reversing transfer table is provided with a transverse placing concave part for transversely supporting the semi-finished workpiece so as to be used for reversing and clamping a numerical control manipulator.

3. The lathe turning apparatus of claim 2, wherein: the workpiece reversing transfer table is provided with two vertical supporting plates which are arranged in parallel at intervals, and the tops of the two vertical supporting plates form the transverse placing concave part.

4. The lathe turning apparatus of claim 3, wherein: the tops of the two vertical supporting plates are arc-shaped.

5. The lathe turning apparatus of claim 2, 3 or 4, wherein: the numerical control manipulator is provided with three mechanical fingers which are uniformly distributed at intervals along the circumferential direction and used for radially clamping the cylindrical blank.

6. The lathe turning device of any one of claims 1 to 4, wherein: the lathe turning unit comprises a front feeding conveying structure and a rear receiving conveying structure, the front feeding conveying structure is used for conveying cylindrical blanks for clamping the front portions of the cylindrical blanks by the numerical control manipulators so as to transfer the cylindrical blanks to the front numerical control lathe from the front feeding conveying structure, and the rear receiving conveying structure is used for receiving the processed cylindrical workpieces transferred from the rear numerical control lathe by the numerical control manipulators.

7. The lathe turning apparatus of claim 6, wherein: the numerical control manipulator is provided with a rotary central axis extending vertically, the front feeding conveying structure and the rear receiving conveying structure are correspondingly arranged on the front side and the rear side of the rotary central axis of the numerical control manipulator, the front numerical control lathe and the rear numerical control lathe form a lathe group, the lathe turning device comprises two lathe groups, and the two lathe groups are correspondingly arranged on the left side and the right side of the rotary central axis of the numerical control manipulator to share the numerical control manipulator.

Technical Field

The invention belongs to the technical field of lathe turning, and particularly relates to a lathe turning device.

Background

At present, when an anchor ring is machined, a bar stock is cut into sections to obtain a cylindrical blank, the outer circumferential surface of the blank is turned to obtain a cylinder, the cylinder is subjected to hole machining, and finally, heat treatment is performed. When the outer periphery of the blank is turned, one end of the cylindrical blank is clamped on the three-jaw chuck, the outer periphery of one end of the cylindrical blank is turned by the turning tool, then the turning tool is turned manually by a worker, the turned end of the cylindrical blank is clamped by the three-jaw chuck, and the outer periphery of the other end of the cylindrical blank is turned by the turning tool. Although the working mode of realizing cutting at two ends by manual turnover can meet the precision machining requirement and precision requirement of workpieces, the machining mode needs to be automatically modified along with the automatic modification of a factory so as to improve the production efficiency and reduce the production cost.

Disclosure of Invention

The invention aims to provide a lathe turning device, which aims to solve the technical problem of carrying out automatic transformation on the processing mode of turning the outer circumferential surfaces at two ends of a cylindrical blank by manual turning in the prior art.

In order to achieve the purpose, the technical scheme of the lathe turning device provided by the invention is as follows: a lathe turning device comprises a front numerically controlled lathe and a rear numerically controlled lathe which are sequentially arranged, wherein the front numerically controlled lathe is used for turning the outer circumferential surface of the front part of a cylindrical blank, and the rear numerically controlled lathe is used for turning the outer circumferential surface of the rear part of a workpiece semi-finished product which is machined by the front numerically controlled lathe; the workpiece reversing transfer platform is used for placing a workpiece semi-finished product processed by the front numerical control lathe; and the numerical control mechanical hand is used for clamping the rear half-cost part to move the semi-finished workpiece from the front numerical control lathe to the workpiece reversing transfer table, and is used for clamping the front part of the semi-finished workpiece to move the semi-finished workpiece from the workpiece reversing transfer table to the rear numerical control lathe.

The beneficial effects are that: compared with the scheme of manually turning to process the outer circumferential surfaces of two ends of a blank on a lathe by people in the prior art, the invention is correspondingly provided with the front numerically controlled lathe, the rear numerically controlled lathe and the numerically controlled manipulator, and is provided with the corresponding workpiece reversing transfer table for receiving the semi-finished workpiece, so that the numerically controlled manipulator can conveniently clamp the semi-finished workpiece in a reversing way on the workpiece reversing transfer table, the reversing processing on the front numerically controlled lathe and the rear numerically controlled lathe can be conveniently realized, the manual turning procedure is omitted, and the automatic transformation for the turning processing is realized by utilizing the cooperation of the numerically controlled manipulator and the workpiece reversing transfer table. And the front numerically controlled lathe and the rear numerically controlled lathe are matched to operate, so that the process of a single numerically controlled lathe is simplified, and the action of the numerically controlled manipulator is facilitated.

Further, the workpiece reversing transfer table is provided with a transverse placing concave part for transversely supporting the semi-finished workpiece so as to be used for reversing and clamping the numerical control manipulator. The workpiece semi-finished product is transversely placed by utilizing the transverse placing concave part, so that the reversing and clamping of the numerical control manipulator are facilitated.

Further, the workpiece reversing transfer table is provided with two vertical supporting plates which are arranged in parallel at intervals, and the tops of the two vertical supporting plates form the transverse placing concave part. The two vertical supporting plates form the transverse placing concave part, the structure of the workpiece reversing transfer table is simplified, and the cost is reduced on the premise of normally supporting a semi-finished workpiece.

Furthermore, the tops of the two vertical supporting plates are both arc-shaped. The top of the vertical supporting plate is arc-shaped, so that the outer circumferential surface of the semi-finished product of the workpiece is prevented from being damaged due to rubbing of the supporting pieces.

Furthermore, the numerical control manipulator is provided with three mechanical fingers which are uniformly distributed at intervals along the circumferential direction and used for radially clamping the cylindrical blank.

Further, the lathe turning unit comprises a front feeding conveying structure and a rear receiving conveying structure, the front feeding conveying structure is used for conveying cylindrical blanks for clamping the front portions of the cylindrical blanks by the numerical control manipulators so as to transfer the cylindrical blanks to the front numerical control lathe from the front feeding conveying structure, and the rear receiving conveying structure is used for receiving the processed cylindrical workpieces transferred from the rear numerical control lathe by the numerical control manipulators. And a front feeding conveying structure and a rear receiving conveying structure are added to be matched with a numerical control manipulator so as to be matched with the numerical control manipulator and a corresponding numerical control lathe to improve the automation degree.

Furthermore, the numerical control manipulator is provided with a rotary central axis extending vertically, the front feeding conveying structure and the rear receiving conveying structure are correspondingly arranged on the front side and the rear side of the rotary central axis of the numerical control manipulator, the front numerical control lathe and the rear numerical control lathe form a lathe group, the lathe turning device comprises two lathe groups, and the two lathe groups are correspondingly arranged on the left side and the right side of the rotary central axis of the numerical control manipulator to share the numerical control manipulator. The two lathe groups share the middle numerical control manipulator, so that the service efficiency of the numerical control manipulator is improved.

Drawings

FIG. 1 is a schematic structural view of an embodiment of a lathe turning apparatus according to the present invention;

FIG. 2 is a schematic structural diagram of the numerically controlled manipulator shown in FIG. 1 when turning over to grip a cylindrical blank;

FIG. 3 is a schematic structural diagram of the numerically controlled mechanical hand shown in FIG. 2 when mechanical fingers grip a semi-finished workpiece;

FIG. 4 is a schematic view of the workpiece intermediate product of FIG. 3 placed on a workpiece reversing turntable;

fig. 5 is a schematic structural view of the workpiece reversing transfer table in fig. 4.

Description of reference numerals:

1-semi-finished workpiece, 2-numerical control chuck, 3-tool rest, 51-front numerical control lathe, 52-rear numerical control lathe, 7-workpiece reversing transfer table, 70-base, 71-vertical supporting plate, 9-numerical control manipulator, 91-mechanical finger, 11-rear material receiving and conveying structure and 13-front material feeding and conveying structure.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1 to 5, the turning device of the lathe in the embodiment of the present invention specifically includes a numerically controlled manipulator 9, a front numerically controlled lathe 51, a rear numerically controlled lathe 52, a workpiece reversing turntable 7, a front feeding and conveying structure 13, and a rear receiving and conveying structure 11.

Wherein, numerically-controlled manipulator 9 can revolve around vertical extension's axis of revolution, preceding feed transport structure 13 and back connect material transport structure 11 to correspond to arrange in numerically-controlled manipulator 9's axis of revolution front and back both sides, in this embodiment, two lathe groups have been arranged in the correspondence of the left and right sides of numerically-controlled manipulator 9, two lathe groups share central numerically-controlled manipulator, every lathe group is respectively including preceding numerical control lathe 51 and the back numerical control lathe 52 that arrange in proper order, correspondingly, two work piece switching-over transfer tables 7 have also been arranged in the correspondence of the left and right sides of numerically-controlled manipulator 9, in order to correspond with two lathe groups.

And the front feeding conveying structure 13 is used for conveying the cylindrical blank so as to be used for clamping the cylindrical blank by the numerical control manipulator 9 and further transferring the cylindrical blank to a corresponding front numerical control lathe from the front feeding conveying structure. Because the front numerically-controlled lathe is used for turning the outer circumferential surface of the front part of the cylindrical blank, in order to facilitate the clamping of the numerically-controlled chuck on the front numerically-controlled lathe, when the numerically-controlled manipulator clamps the cylindrical blank on the front feeding conveying structure, the front part of the cylindrical blank is clamped, and the rear part of the cylindrical blank is clamped and fixed by the numerically-controlled chuck of the front numerically-controlled lathe, so that the outer circumferential surface of the front part of the cylindrical blank is conveniently turned by a cutter on the front numerically-controlled lathe.

The front numerically controlled lathe 51 and the rear numerically controlled lathe 52 have the same structure, and are different only in placement position. The front numerically controlled lathe 51 and the rear numerically controlled lathe 52 respectively comprise a numerically controlled chuck 2 and a tool rest 3 for clamping a cutting tool, when machining is carried out, the numerically controlled chuck 2 clamps a workpiece to be machined, the numerically controlled chuck 2 rotates, and turning machining is carried out on the outer circumferential surface by a turning tool on the tool rest 3. It should be noted that the numerical control chuck 2 of the front numerical control lathe 51 clamps the rear part of the cylindrical blank, the turning tool on the front numerical control lathe 51 cuts the outer circumferential surface of the front part of the cylindrical blank to obtain the workpiece semi-finished product 1, the numerical control chuck 2 of the rear numerical control lathe 52 clamps the front part of the workpiece semi-finished product 1, and the turning tool on the rear numerical control lathe 52 cuts the outer circumferential surface of the rear part of the workpiece semi-finished product to obtain the cylindrical workpiece, thereby completing the turning process.

In this embodiment, two numerically controlled lathes corresponding to each lathe group are respectively provided with a workpiece reversing transfer table 7, the workpiece reversing transfer table includes a base 70, two vertical supporting plates 71 are provided on the top of the base 70, and the two vertical supporting plates 71 are arranged in parallel at intervals, so that a horizontal placing recess is formed on the top of each vertical supporting plate 71 for horizontally supporting and placing the workpiece semi-finished product 1 machined by the front numerically controlled lathe. In fact, the workpiece blank is also of cylindrical configuration, and when placed, the workpiece blank 1 lies flat on top of the vertical support plate 71. In order to avoid damaging the processed outer circumferential surface, the tops of the two vertical supporting plates 71 are both arc-shaped.

The numerical control manipulator 9 has three fingers 91 circumferentially spaced apart for radially gripping the cylindrical blank. In the present case, numerical control manipulator 9 is used for realizing the material transfer between preceding feed transport structure and the preceding numerical control lathe, realizes the material transfer between preceding numerical control lathe and the work piece switching-over revolving stage, realizes the material transfer between work piece switching-over revolving stage and the back numerical control lathe, realizes the material transfer between back numerical control lathe and the back material receiving transport structure.

When the front feeding and conveying mechanism is used specifically, a cylindrical blank is conveyed to a set position by the front feeding and conveying mechanism 13, the front part of the cylindrical blank is clamped by the numerical control manipulator 9 and transferred to the front numerical control lathe 51, the rear part of the cylindrical blank is clamped by the numerical control chuck 2 on the front numerical control lathe 51, and the front peripheral surface of the cylindrical blank is turned by the cutter on the front numerical control lathe 51. And after the front numerical control lathe finishes processing to obtain a semi-finished workpiece 1, clamping the outer circumferential surface of the front part of the semi-finished workpiece by a numerical control manipulator 9, and transferring and placing the semi-finished workpiece on the workpiece reversing transfer table 7. Then the numerically controlled mechanical arm 9 reversely clamps the rear outer circumferential surface of the workpiece semi-finished product 1 and transfers the workpiece semi-finished product to the rear numerically controlled lathe 52, the front part of the workpiece semi-finished product 1 is clamped by the numerically controlled chuck 2 of the rear numerically controlled lathe 52, the rear outer circumferential surface of the workpiece semi-finished product is turned by a cutter on the rear numerically controlled lathe 52, the outer circumferential surface of the cylindrical blank is finally turned, the rear part of the cylindrical workpiece which is finished by the machining is then clamped by the numerically controlled mechanical arm, and the cylindrical workpiece is transferred to the rear material receiving and conveying structure.

In this embodiment, the front numerically controlled lathe and the rear numerically controlled lathe in each lathe group can both adopt numerically controlled lathes in the prior art, and normal numerically controlled clamping and cutting processing of the outer peripheral surface of the workpiece can be satisfied. In this embodiment, the outer peripheral surface of the entire cylindrical blank is machined by the cooperation of the front numerically controlled lathe and the rear numerically controlled lathe.

During specific work, according to processing time and conveying time, the actions of the numerical control mechanical arm are reasonably arranged, blank transfer between the front feeding conveying structure and the two front numerical control lathes can be met, workpiece semi-finished product transfer between the two front numerical control lathes and the two corresponding workpiece reversing transfer tables can be met, workpiece semi-finished product transfer between the two corresponding workpiece reversing transfer tables and the two rear numerical control lathes can be met, and transfer of cylindrical workpieces between the two rear numerical control lathes and the rear receiving conveying structure can be met.

In order to coordinate the work of each numerical control device in the turning processing device of the whole lathe, a module control system is also configured.

In this embodiment, correspond numerical control manipulator, set up two lathe groups to improve numerical control manipulator work efficiency. In other embodiments, only one lathe group may be provided, or three or more lathe groups may be provided, and more lathe groups may be distributed along the circumferential direction of the numerical control robot.

In this embodiment, two support plates arranged in parallel are used to form a support for a semi-finished workpiece, so that the numerically controlled manipulator can pick the semi-finished workpiece in a reversing manner, and the tops of the two support plates are matched to form a transverse placing concave part. In other embodiments, the transverse placing concave part can also be a groove structure arranged at the top of the workpiece reversing transfer table, and the groove can be an arc-shaped groove or a V-shaped groove, so that the semi-finished workpiece can be positioned.

In this embodiment, the tops of the two supporting plates are both arc-shaped, so that the processed outer circumferential surface is prevented from being scratched. In other embodiments, the top inner sides of the two support plates may also be tapered wedges, and the tapered wedges of the two support plates cooperate to form the lateral placement recess.

In this embodiment, the concave part is transversely placed to revolving stage top in the work piece switching-over, conveniently transversely places work piece semi-manufactured goods, makes things convenient for numerical control manipulator to snatch. In other embodiments, the semi-finished workpiece can also be vertically placed on the workpiece reversing transfer table, and the workpiece reversing transfer table is not convenient for the numerical control manipulator to grab.

The lathe turning device provided by the invention can be used for processing the anchor ring and can also be used for turning the outer circumferential surfaces of other cylindrical blanks.