CN219234630U - Automatically changeable working disc - Google Patents

Abstract

The utility model provides an automatically replaceable working disc which comprises a fixed handle and a main disc body, wherein the fixed handle can be pressed by an elastic mechanism of a working table in a machine tool to be relatively fixed with the working table or can be loosened by the elastic mechanism to be detached from the working table, the main disc body is fixedly arranged on the fixed handle, the main disc body is provided with a plurality of fixed holes, and the main disc body can be relatively fixed with a workpiece or a clamp for fixing the workpiece through bolts, so that the workpiece can be fixed on the working table.

Description

Automatically changeable working disc

[ field of technology ]

The utility model relates to a device for fixing workpieces in a machine tool, in particular to an automatically replaceable working disc.

[ background Art ]

The existing machine tool integrates the capabilities of various machining operations, such as turning, milling, drilling, chamfering and the like, can realize automation, automatically changes machining tools on a main shaft by a machine after putting a workpiece into the machine, and can finish all the machining operations in a single machine.

Although the existing machine tool has been partially automated for replacing the machining tool, there are limitations in the portion where the workpiece is fixed, for example, a workbench 91 of the existing machine tool shown in fig. 10, the machine tool is a five-axis machine tool, the workbench 91 can rotate around one of the linear axes set by the machine tool, as the rotational axis of the machine tool, a chuck 92 is mounted on the workbench 91 for fixing the workpiece, the chuck 92 can be driven by air pressure or hydraulic pressure, wherein the chuck 92 is mounted in a manner that usually needs to be locked on the workbench 91 by manual operation, for example, by bolts, and once the machined workpiece needs to be fixed by other types of chucks or vices, the replacement operation between the chuck 92 and the other types of chucks or vices still needs to be performed manually, and the coverage of the automation operation is obviously insufficient; it can be seen that there is still room for improvement and advancement in the existing machine tools.

[ utility model ]

The utility model aims to solve the technical problem of providing an automatically replaceable working disc, which is used for solving the problem that the existing machine tool still needs to be manually operated when the fixed workpiece is replaced, and the coverage degree of automatic operation is obviously insufficient, so that the operation of a mechanism for replacing the fixed workpiece can be automated, and the labor cost is reduced.

The utility model is realized in the following way: an automatically exchangeable work plate mountable to a work table for directly fixing a work piece or for mounting a jig for fixing the work piece, the work table being provided with an elastic mechanism; the automatically replaceable working disk includes:

the fixed handle can be pressed by the elastic mechanism to be fixed relative to the workbench or can be loosened by the elastic mechanism to be detached from the workbench; and

the main disc body is fixedly arranged on the fixed handle and is provided with a plurality of fixing holes, and the fixing holes enable the main disc body to be relatively fixed with the workpiece or the clamp through bolts.

Further, the fixture mounting seat is further provided with a fixture mounting seat, the outline of the fixture mounting seat can correspond to the outline of the fixture, the fixture mounting seat is provided with a plurality of matching holes and a plurality of fixture mounting holes, each matching hole is in linear opposition to one of the corresponding fixing holes, so that a bolt can be combined with the matching hole and the corresponding fixing hole to fix the fixture mounting seat and the main disc body relatively, and the fixture mounting seat can be fixed relatively to the fixture through the bolt.

Further, the clamp mount has a circular or rectangular profile.

Further, the main disc body is provided with a first assembling part, the clamp mounting seat is provided with a second assembling part, and the first assembling part and the second assembling part can be embedded.

Further, the first assembling portion and the second assembling portion are a concave portion and a convex portion respectively, and when the first assembling portion is the concave portion, the second assembling portion is the convex portion; when the first fitting portion is the convex portion, the second fitting portion is the concave portion.

Further, the main disc body is provided with a first assembling part, the workpiece is provided with a second assembling part, and the first assembling part and the second assembling part can be embedded.

Further, the first assembling portion of the main disc body is a concave portion or a convex portion.

Further, the plurality of fixing holes of the main disc body comprise a plurality of screw holes and a plurality of through holes.

By adopting the technical scheme of the utility model, the utility model has at least the following beneficial effects: the automatic replaceable working disc can automatically replace a workpiece fixing mode by adopting the fixing handle which can be pressed or loosened by the elastic mechanism of the workbench and the main disc body which can be directly fixed with the workpiece or can be fixed relative to the clamp used for fixing the workpiece, the tool machine can fix the respective proper workpiece by using different clamps or the automatic replaceable working disc, the tool machine can be used for processing the workpiece fixed by different clamps, the elastic manufacturing system (Flexible Manufacturing System, FMS) is facilitated to be established, compared with the existing tool machine which can manually replace the mechanism for fixing the workpiece, the coverage degree of the automatic operation of the tool machine can be improved, and the requirement on labor cost is further reduced.

[ description of the drawings ]

The utility model will be further described with reference to examples of embodiments with reference to the accompanying drawings.

FIG. 1 is a perspective view of an automatically replaceable working disk according to a first preferred embodiment of the present utility model;

FIG. 2 is an exploded view of a first preferred embodiment of the present utility model mated with a different fixture mount;

FIG. 3 is an exploded view of a first preferred embodiment of the present utility model for securing a circular jig;

FIG. 4 is a schematic diagram illustrating the operation of a first preferred embodiment of the present utility model;

FIG. 5 is a perspective view showing a first preferred embodiment of the present utility model for fixing a vise;

FIG. 6 is an exploded view of the first preferred embodiment of the present utility model for securing a vise;

FIG. 7 is an exploded view of the first preferred embodiment of the present utility model as it is used directly to secure a workpiece;

FIG. 8 is a perspective view of an automatically replaceable working disk according to a second preferred embodiment of the present utility model;

FIG. 9 is an exploded view of a second preferred embodiment of the present utility model mated with a different clamp mount;

fig. 10 is a perspective view of a work table and a chuck of a conventional machine tool.

Reference numerals illustrate:

10 fixed handle

20A main disk body

20B main disk body

200A first fitting portion

200B first fitting portion

21 screw hole

22:perforations

30A fixture mounting seat

30B, mounting base of clamp

31 circular outline

32 rectangular outline

33 mating hole

34 jig mounting holes

35A second fitting part

35B second fitting part

40 circular clamp jig

41 bolt

50 vice

51 bolt

60 cylindrical workpiece

61 screw hole

62 second fitting part

81 workbench

82 working disk mounting base

821 mounting port

83 disc changing arm

91 workbench

92, clamping head.

[ detailed description ] of the utility model

In order to better understand the technical scheme of the present utility model, the following detailed description will refer to the accompanying drawings and specific embodiments.

It should be noted herein that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience in describing these embodiments and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operate in a specific orientation. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature.

First preferred embodiment:

as shown in fig. 1, the automatic exchangeable work plate of the first preferred embodiment of the present utility model can be mounted to a work table 81 as shown in fig. 4 for directly fixing a work piece or mounting a jig for fixing the work piece for machining the work piece by a machine tool, the work table 81 being provided with a tightening and loosening mechanism, and the automatic exchangeable work plate including a fixing handle 10 and a main plate body 20A.

The fixing handle 10 is used as a main mechanism for fixing the automatically exchangeable work disc to the work table 81, specifically, as shown in fig. 4, a work disc mounting seat 82 is further provided on the work table 81, the work disc mounting seat 82 includes a mounting opening 821 for inserting the fixing handle 10, if the automatically exchangeable work disc is to be mounted to the work table 81, the fixing handle 10 is inserted into the mounting opening 821 of the work disc mounting seat 82, so that the fixing handle 10 can be pressed by an elastic mechanism provided in the work table 81, thereby fixing the automatically exchangeable work disc and the work table 81 relatively, and if the automatically exchangeable work disc is to be detached from the work table 81, the fixing handle 10 is released by the elastic mechanism provided by the work table 81, and the automatically exchangeable work disc is to be detached from the work table 81 by being extracted from the mounting opening 821, wherein the elastic handle 10 and the work table 81 have a taper profile of a tool having a taper profile of the tool holder 10, and a taper tool is preferably used for fixing the taper tool holder 10.

As shown in fig. 1, the main disc body 20A is fixedly arranged on the fixing handle 10, and the main disc body 20A includes a plurality of fixing holes, the fixing holes enable the main disc body 20A to be relatively fixed with the workpiece or a fixture for fixing the workpiece through bolts, and the automatically replaceable working disc can directly fix the workpiece through the main disc body 20A, or the automatically replaceable working disc can be provided with the fixture for fixing the workpiece, so that the effect of fixing the workpiece can be achieved; in the first preferred embodiment of the present utility model, the plurality of fixing holes include a plurality of screw holes 21 and a plurality of through holes 22, and in other embodiments, the plurality of fixing holes may include only a plurality of screw holes 21 or only a plurality of through holes 22, and the first preferred embodiment of the present utility model has the advantage that the screw holes 21 or the through holes 22 are used according to the requirement of the fixture and the operation direction of the bolt, thereby increasing the versatility.

The mode of fixing the clamp by the main disc body 20A will be specifically described, as shown in fig. 2, when the automatically replaceable working disc is applied to install the clamp, the automatically replaceable working disc can further include a clamp mounting seat 30A, the outline of the clamp mounting seat 30A can correspond to the outline of the clamp, for example, the clamp mounting seat 30A on the right side of fig. 2 has a circular outline 31, and the clamp mounting seat 30A on the left side of fig. 2 has a rectangular outline 32, which can respectively correspond to the clamp with the circular outline and the clamp with the rectangular outline; as shown in fig. 2, the fixture mounting seat 30A includes a plurality of mating holes 33 and a plurality of fixture mounting holes 34, each mating hole 33 is linearly opposite to a corresponding one of the fixing holes of the main disc body 20A, so that a bolt can be combined with the mating hole 33 and the corresponding fixing hole, so as to fix the fixture mounting seat 30A relative to the main disc body 20A, specifically, as shown in fig. 2, the mating hole 33 is a through hole, the corresponding fixing hole is the screw hole 21, the bolt is threaded into the screw hole 21 after passing through the mating hole 33, so that the fixture mounting seat 30A is relatively fixed to the main disc body 20A, or the mating hole 33 may also adopt a screw hole form, the corresponding fixing hole is the through hole 22, and the bolt is threaded into the mating hole 33 after passing through the through hole 22 in a reverse direction; the plurality of fixture mounting holes 34 enable the fixture mounting seat 30A to be relatively fixed with the fixture through bolts, and the fixture mounting seat is similar to the matching holes 33, and the fixture mounting holes 34 may also be in the form of screw holes or perforations as appropriate.

As shown in fig. 3, in this fig. 3, a circular jig 40 having a circular contour is correspondingly mounted on the automatically replaceable working disk, and after a bolt passes through the through hole 22 and is screwed into the corresponding mating hole 33, a plurality of bolts 41 can pass through the circular jig 40 and are respectively screwed into a plurality of jig mounting holes 34 in the form of screw holes, so that the circular jig 40 is fixedly mounted on the automatically replaceable working disk, and the workpiece can be fixed by the circular jig 40; as shown in fig. 4, in actual use, the disc changer arm 83 may clamp the fixing handle 10, the automatically exchangeable work disc mounted with the circular jig 40 may be moved to the mounting opening 821 of the work disc mounting seat 82, and the fixing handle 10 may be inserted into the mounting opening 821, and then the tightening mechanism provided on the work table 81 may tighten the fixing handle 10, so that the automatically exchangeable work disc may be fixed to the work table 81, and thus the work may be fixed by the circular jig 40 fixed to the automatically exchangeable work disc, thereby achieving the function of fixing the work to the work table 81.

When the workpiece to be processed is more suitable to be fixed by another fixture, firstly the elastic mechanism arranged on the workbench 81 releases the fixed handle 10, then the disc changing arm 83 moves to the mounting opening 821 to clamp the fixed handle 10, the fixed handle 10 is pulled out from the mounting opening 821, so that the automatically replaceable working disc fixed with the circular fixture 40 is detached from the workbench 81 and moved to the other place, and then the disc changing arm 83 clamps the fixed handle 10 fixed with the automatically replaceable working disc of another fixture and fixedly mounts the fixed handle 10 to the workbench 81 so as to fix the workpiece more suitable to be fixed by another fixture on the workbench 81; therefore, the operation of replacing the clamp jig can be automated, and the coverage of the automated operation of the machine tool is wider.

As shown in fig. 5 and 6, another type of fixture for fixing the automatically replaceable working plate may be a vice 50 having a rectangular outline, the vice 50 is specifically a co-acting centering vice, when the fixture is installed, firstly, bolts are used to pass through the matching holes 33 in the form of holes and screw into the corresponding screw holes 21, the fixture mounting base 30A having the rectangular outline 32 is fixed to the main plate body 20A, then, bolts 51 are used to pass through the vice 50 and screw into the fixture mounting holes 34 in the form of screw holes respectively, and the vice 50 is fixedly mounted on the automatically replaceable working plate, so that the workpiece can be fixed by the vice 50, and when the fixture is used, a machine tool can automatically replace the automatically between the automatically replaceable working plate fixed with the vice 50 and the automatically replaceable working plate fixed with the circular fixture 40 by the disc replacing arm 83 as required.

In the above description of the first preferred embodiment of the present utility model, the automatically replaceable working disc is configured to fixedly mount the circular clamp 40 having a circular contour and the vice 50 having a rectangular contour with the clamp mounting seat 30A having a circular contour 31 and the clamp mounting seat 30A having a rectangular contour 32, respectively, and in fact, the automatically replaceable working disc can omit the clamp mounting seat 30A and directly fix the clamp to the main disc body 20A, and the first preferred embodiment of the present utility model is advantageous in that the clamp mounting seat 30A having a contour corresponding to the circular clamp 40 and the vice 50 can obtain a better mounting stability, so that the circular clamp 40 and the vice 50 can be well supported, and in other embodiments, the automatically replaceable working disc can also include the clamp mounting seat 30A having a different contour corresponding to other types of clamps for mounting and supporting the clamp, not limited to the above description.

Next, a mode in which the main plate body 20A directly fixes the workpiece will be described, and when the workpiece is not fixed by a suitable jig, the workpiece can be directly fixed to the automatically replaceable work plate, for example, a cylindrical workpiece 60 shown in fig. 7, and when the workpiece is fixed, the cylindrical workpiece 60 is directly fixed to the automatically replaceable work plate by inserting a bolt through the through hole 22 of the main plate body 20A and screwing into a corresponding one of screw holes 61 on the bottom of the cylindrical workpiece 60; therefore, the tool machine can be replaced by the disc changer arm 83 between the plurality of automatically replaceable work discs to which the cylindrical work piece 60, the vice 50, and the circular jig 40 are fixed, so that the tool machine can automatically replace the fixed work piece at different time intervals, and the circular jig 40, the vice 50, or the automatically replaceable work disc can be used to fix the appropriate work piece.

The automatic replaceable working disk of the utility model can automatically replace the workpiece fixing mode in different time periods by adopting the fixing handle 10 which can be pressed or loosened by the elastic mechanism of the workbench 81 and the main disk body 20A which can be directly fixed with the workpiece or can be fixed relative to the clamp used for fixing the workpiece, and can fix the proper workpieces respectively by using different clamps or an automatic replaceable working disk, so that the machine tool can be used for processing the workpieces fixed by different clamps, thereby being beneficial to the establishment of an elastic manufacturing system (Flexible Manufacturing System, FMS), and being capable of improving the coverage degree of the automatic operation of the machine tool and further reducing the requirement on labor cost compared with the mode of manually replacing the mechanism for fixing the workpiece by the existing machine tool.

As shown in fig. 2, 3 and 6, in the first preferred embodiment of the present utility model, when the main disc body 20A of the automatically replaceable working disc is to be fixed with the clamp, and includes the clamp mounting base 30A, the main disc body 20A further includes a first mounting portion 200A, and the clamp mounting base 30A further includes a second mounting portion 35A, wherein the first mounting portion 200A is a concave portion, the second mounting portion 35A is a convex portion, the first mounting portion 200A and the second mounting portion 35A can be engaged with each other, and by the first mounting portion 200A and the second mounting portion 35A capable of being engaged with each other, not only when the clamp mounting base 30A is fixedly mounted to the main disc body 20A, the cooperation of the first mounting portion 200A and the second mounting portion 35A can provide a limiting effect, so as to avoid the continuous deflection of the clamp mounting base 30A and the main disc body 20A when the clamp is fastened, but also to further stabilize the main disc body 30A.

As shown in fig. 7, in the first preferred embodiment of the present utility model, when the main disc body 20A of the automatically replaceable working disc is to directly fix the cylindrical workpiece 60, the main disc body 20A may also include the first assembling portion 200A, and the first assembling portion 200A may be engaged with a second assembling portion 62 of the cylindrical workpiece 60, where the first assembling portion 200A is a concave portion, and the second assembling portion 62 is a convex portion, and the stability of fixing the cylindrical workpiece 60 on the main disc body 20A can be improved by the engaged first assembling portion 200A and the second assembling portion 62.

Second preferred embodiment:

as shown in fig. 8, the automatically replaceable working disk of the second preferred embodiment of the present utility model is substantially the same as the first preferred embodiment of the present utility model, except that the first assembling portion 200B included in the main disk body 20B of the second preferred embodiment of the present utility model is a protrusion; as shown in fig. 9, when the automatically replaceable working disk of the second preferred embodiment of the present utility model mounts the clamp, it can further include a clamp mount 30B, the clamp mount 30B of the second preferred embodiment of the present utility model is substantially identical to the clamp mount 30A of the first preferred embodiment of the present utility model, except that the clamp mount 30B of the second preferred embodiment of the present utility model includes a second fitting portion 35B which is a recess portion capable of being fitted with the first fitting portion 200B using a protrusion portion; in addition, when a workpiece is directly fixed to the main tray 20B, the first assembling portion 200B can be engaged with a second assembling portion on the workpiece, and the second assembling portion on the workpiece is a recess.

In the second preferred embodiment of the present utility model, the first assembling portion 200B and the second assembling portion 35B are disposed in a form opposite to the first assembling portion 200A and the second assembling portion 35A of the first preferred embodiment of the present utility model, the first assembling portion 200B of the main disc 20B is a protrusion in the fitting structure, and the second assembling portion 35B of the clamp mounting base 30B or the second assembling portion of the workpiece, which is matched with the first assembling portion and the second assembling portion, is a protrusion in the fitting structure, so that the functions of providing a limiting effect, avoiding the continuous deflection and difficult operation when the clamp mounting base 30B and the main disc 20B are locked by bolts, and enhancing the combination stability of the clamp mounting base 30B and the main disc 20B can be achieved in a different form from the first preferred embodiment of the present utility model.

While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that the specific embodiments described are illustrative only and not intended to limit the scope of the utility model, and that equivalent modifications and variations of the utility model in light of the spirit of the utility model will be covered by the claims of the present utility model.

Claims (8)

1. An automatically replaceable working disk, characterized in that: the automatically replaceable working disc can be mounted on a workbench and is used for directly fixing a workpiece or mounting a clamp for fixing the workpiece, and the workbench is provided with an elastic mechanism; the automatically replaceable working disk includes:

the fixed handle can be pressed by the elastic mechanism to be fixed relative to the workbench or can be loosened by the elastic mechanism to be detached from the workbench; and

the main disc body is fixedly arranged on the fixed handle and is provided with a plurality of fixing holes, and the fixing holes enable the main disc body to be relatively fixed with the workpiece or the clamp through bolts.

2. An automatically replaceable work disk as set forth in claim 1 wherein: the fixture mounting seat is provided with a plurality of matching holes and a plurality of fixture mounting holes, each matching hole is linearly opposite to one corresponding fixing hole, so that a bolt can be combined with the matching hole and the corresponding fixing hole, the fixture mounting seat and the main disc are relatively fixed, and the fixture mounting seat can be relatively fixed with the fixture through the bolt.

3. An automatically replaceable work disk as in claim 2 wherein: the clamp mount has a circular or rectangular profile.

4. An automatically replaceable work disk as in claim 2 wherein: the main disc body is provided with a first assembling part, the clamp mounting seat is provided with a second assembling part, and the first assembling part and the second assembling part can be embedded.

5. An automatically replaceable work disk as set forth in claim 4 wherein: the first assembly part and the second assembly part are respectively a concave part and a convex part, and when the first assembly part is the concave part, the second assembly part is the convex part; when the first fitting portion is the convex portion, the second fitting portion is the concave portion.

6. An automatically replaceable work disk as set forth in claim 1 wherein: the main disc body is provided with a first assembling part, the workpiece is provided with a second assembling part, and the first assembling part and the second assembling part can be embedded.

7. An automatically replaceable work disk as set forth in claim 6 wherein: the first assembling part of the main disc body is a concave part or a convex part.

8. An automatically exchangeable work plate as set forth in any one of claims 1 to 7, characterized in that: the fixing holes of the main disc body comprise screw holes and perforations.

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