Large cantilever type rotary positioner

Abstract

The utility model discloses a large cantilever type rotary positioner which comprises an L-shaped stand column, a supporting frame of a T-shaped structure is arranged on a vertical arm of the L-shaped stand column, a positioning portion of the supporting frame is horizontally arranged, a driving device and a rotary disc are arranged on the positioning portion, and a positioning assembly is arranged on the rotary disc. According to the utility model, the turntable is arranged on the support frame with the cantilever structure, so that a larger space can be formed on the periphery of the turntable (a workpiece) so as to be convenient for mounting other mechanism parts, and the space rate is improved; the U-shaped structure is arranged on the supporting portion of the supporting frame, the first supporting plate and the second supporting plate are oppositely arranged, the supporting plate and the second supporting plate are matched to form a hollow supporting structure of a frame-shaped structure, bottom plates and two side walls of the supporting plate and the second supporting plate are all stress faces, and compared with a conventional solid mounting plate, the supporting frame has the advantages of being uniform in stress, higher in bearing capacity and light in weight. The cantilever supporting capacity of the supporting frame can be obviously improved, and it is ensured that the rotating disc (workpiece) can be continuously kept in a set horizontal state.

Description

Technical Field

[0001] The utility model relates to the technical field of positioners, and particularly to a large cantilever rotary positioner. Background Art

[0002] A positioner is an important tooling device in industrial production, which is used to change the position and positioning angle of a workpiece during operations such as machining, assembly, and inspection. It can accelerate part production, simplify the manufacturing process, improve production efficiency, and reduce production costs, and is widely used in the production line bodies or construction sites of products in various fields.

[0003] Large positioners have strong load-bearing capacity and a wide range of applications. However, they are generally large in size and are restricted by the size and layout of the site during application, which brings troubles to some users. Summary of the Utility Model

[0004] In view of the problems existing in the above-mentioned prior art, the utility model provides a large cantilever rotary positioner. The turntable is installed on the support frame of the cantilever structure, and a relatively large space can be formed around the turntable (workpiece) to facilitate the installation of other components, improving the space utilization rate. Moreover, the bottom plate and two side walls of the support frame are load-bearing surfaces, which have the advantages of uniform stress, stronger bearing capacity, and lighter weight, can significantly improve the cantilever support capacity of the support frame, and ensure that the turntable (workpiece) can continuously maintain the set horizontal state.

[0005] To solve the above technical problems, a technical solution adopted by the utility model is as follows:

[0006] The large cantilever rotary positioner includes an L-shaped column, and a support frame is provided on its vertical arm. The support frame is of a T-shaped structure and includes a vertical support part and a horizontal positioning part. The support part is detachably fixed on the vertical arm, a driving device and a turntable are provided on the positioning part, the turntable is slidably mounted on the positioning part and is in transmission connection with the driving device, the driving device can drive the turntable to rotate, and a positioning component is provided on the turntable, and the positioning component can fix the workpiece on the turntable.

[0007] As a further elaboration of the above technical solution:

[0008] In the above technical solution, the support part includes a first support plate, a second support plate, and a third support plate that are vertically placed and stacked in sequence. The first support plate and the second support plate are both of U-shaped structures, and the side walls of the two are detachably fixed to each other. The bottom end of the first support plate is detachably fixed on the vertical arm, and the third support plate is detachably fixed on the bottom end of the second support plate.

[0009] In the above technical solution, the vertical heights of the first support plate, the second support plate, and the third support plate decrease in sequence.

[0010] In the above technical solution, the positioning part is of a frame structure, including a fourth support plate and several enclosing plates. The fourth support plate is horizontally arranged and integrally formed with the third support plate. The several enclosing plates are detachably fixed on the third support plate and / or the fourth support plate and are all arranged below the fourth support plate. A rotating shaft is arranged on one enclosing plate. One end of the rotating shaft is in transmission connection with the driving device, and the other end passes through the fourth support plate and is in transmission connection with the turntable; a slideway adapted to the turntable is arranged on the fourth support plate.

[0011] In the above technical solution, the positioning assembly includes several positioning holes and two guide rails. A first fastener can be fitted on each positioning hole. The two guide rails are both detachably fixed on the turntable by several of the first fasteners.

[0012] In the above technical solution, each guide rail is provided with a chute extending in the same direction as it, and more than two second fasteners are installed on each chute.

[0013] In the above technical solution, a support column is also hinged on the positioning part.

[0014] A number of positioning members are symmetrically arranged on the bottom end part and / or the side wall of the horizontal arm of the L-shaped upright column, and more than one lifting ring is arranged on the upper part and / or the top end part of the supporting part.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows: The present utility model installs the turntable on the support frame of the cantilever structure, and a larger space can be formed around the turntable (workpiece) to facilitate the installation of other mechanism parts, improving the space utilization rate; by arranging a U-shaped structure in the supporting part of the support frame and the relatively arranged first support plate and the second support plate, the two can cooperate to form a hollow supporting structure in a frame shape, so that the bottom plate and the two side walls of the two become force-bearing surfaces. Compared with the conventional solid mounting plate, it has the advantages of uniform stress, stronger bearing capacity and lighter weight, can significantly improve the cantilever support ability of the support frame, and ensure that the turntable (workpiece) can continuously maintain the set horizontal state. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is the structural schematic diagram of this embodiment;

[0017] Figure 2 is the partial exploded structural schematic diagram of the support frame in this embodiment;

[0018] Figure 3 is the front view structural schematic diagram of the turntable in this embodiment;

[0019] Figure 4 is the structural schematic diagram of another embodiment of the present utility model.

[0020] In the figure: 10, L-shaped column; 11, vertical arm; 12, horizontal arm; 13, positioning member; 20, support frame; 21, support portion; 22, positioning portion; 30, driving device; 40, turntable; 50, positioning assembly; 51, positioning hole groove; 52, guide rail; 60, support column; 70, lifting ring; 1, first support plate; 2, second support plate; 3, third support plate; 4, fourth support plate; 5, enclosing plate; 6, slideway; 7, chute. Detailed implementation mode

[0021] The present utility model will be further described in detail below with reference to the accompanying drawings.

[0022] The embodiments described with reference to the accompanying drawings are exemplary and are intended to explain the present application, and should not be construed as limiting the present application. In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present application. In addition, the terms "first" and "second" are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present application, the meaning of "a number of" and "a plurality of" is two or more, unless otherwise specifically defined. In the present application, unless otherwise clearly specified and limited, the terms "mounted", "connected", "connected to", "fixed", etc. should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application may be understood according to specific circumstances. In the present application, unless otherwise clearly specified and limited, the first feature being "above" or "below" the second feature may include the direct contact between the first and second features, or may include the situation where the first and second features are not in direct contact but in contact through other features between them. Moreover, the first feature being "above", "over" and "on" the second feature includes that the first feature is directly above and obliquely above the second feature, or simply means that the horizontal height of the first feature is higher than that of the second feature. The first feature being "under", "below" and "beneath" the second feature includes that the first feature is directly below and obliquely below the second feature, or simply means that the horizontal height of the first feature is lower than that of the second feature.

[0023] As Figure 1 shown, a large cantilever rotary positioner includes an L-shaped column 10, on the vertical arm 11 of which a support frame 20 is provided. The support frame 20 is of a T-shaped structure and includes a vertically arranged support portion 21 and a horizontally arranged positioning portion 22. The support portion 21 is detachably fixed on the vertical arm 11. A driving device 30 and a turntable 40 are provided on the positioning portion 22. The turntable 40 is slidably mounted on the positioning portion 22 and is in transmission connection with the driving device 30. The driving device 30 can drive the turntable 40 to rotate. A positioning assembly 50 is provided on the turntable 40, and the positioning assembly 50 can fix the workpiece on the turntable 40.

[0024] The utility model installs the turntable 40 on the support frame 20 of the cantilever structure, which can form a larger space around the turntable 40 (workpiece) so as to install other structural components and improve the space utilization rate.

[0025] As Figure 2 shown, the support part 21 includes a first support plate 1, a second support plate 2 and a third support plate 3 which are vertically placed and stacked in sequence. The first support plate 1 and the second support plate 2 are both U-shaped structures, and the side walls of the two are detachably and fixedly connected to each other in pairs. The bottom end part of the first support plate 1 is detachably and fixedly arranged on the vertical arm 11, and the third support plate 3 is detachably and fixedly arranged on the bottom end part of the second support plate 2. The vertical heights of the first support plate 1, the second support plate 2 and the third support plate 3 decrease in sequence; the positioning part 22 is a frame structure, including a fourth support plate 4 and a plurality of enclosing plates 5. The fourth support plate 4 is horizontally arranged and integrally formed with the third support plate 3. A plurality of enclosing plates 5 are detachably and fixedly arranged on the third support plate 3 and / or the fourth support plate 4 and are all arranged below the fourth support plate 4. A rotating shaft is arranged on an enclosing plate 5. One end part of the rotating shaft is in transmission connection with the driving device 30, and the other end part passes through the fourth support plate 4 and is in transmission connection with the turntable 40; a slideway 6 adapted to the turntable 40 is arranged on the fourth support plate 4.

[0026] In this embodiment, the two side walls of the second support plate 2 are respectively abutted and fixed on the two side arms of the first support plate 1. The end part of the side wall of the second support plate 2 abuts against the inner wall of the bottom end part of the first support plate 1. The two cooperate to form a frame-shaped and hollow support structure. The bottom plates and the two side walls of the two are all stress-bearing surfaces. Compared with the conventional solid mounting plate, it has the advantages of uniform stress, stronger bearing capacity and lighter weight, and can significantly improve the cantilever support ability of the support frame 20 to ensure that the turntable 40 (workpiece) can continuously maintain the set horizontal state.

[0027] As Figure 3 shown, the positioning assembly 50 includes a plurality of positioning hole grooves 51 and two guide rails 52. A first fastener can be matched and installed on each positioning hole groove 51. The two guide rails 52 are detachably and fixedly arranged on the turntable 40 through a plurality of first fasteners; a chute 7 extending in the same direction as it is arranged on each guide rail 52, and more than two second fasteners are installed on each chute 7.

[0028] As Figure 4 shown, in another embodiment, in order to further ensure the levelness of the turntable 40, a support column 60 is also hinged on the positioning part 22. During installation, the rotating support column 60 is placed below the positioning part 22. During use, it is rotated so that its end abuts against the supporting object. In this embodiment, the support column 60 is also provided with an adjustable length (height) adjusting structure.

[0029] As Figure 1 、 4As shown, for facilitating the assembly and fixation of the tilter, a plurality of positioning members 13 are symmetrically provided on the bottom end portion and / or the side wall of the horizontal arm 12 of the L-shaped column 10, and more than one lifting ring 70 is provided on the upper portion and / or the top end portion of the support portion 21.

[0030] The above does not impose any limitation on the technical scope of the present utility model. Any modification, equivalent change, and modification made to the above embodiments based on the technical essence of the present utility model still fall within the scope of the technical solution of the present utility model.

Claims

1. Large cantilever rotary positioner, characterized in that It includes an L-shaped column, on the vertical arm of which there is a support frame. The support frame is of a T-shaped structure and includes a vertically arranged support part and a horizontally arranged positioning part. The support part is detachably fixed on the vertical arm. A driving device and a turntable are arranged on the positioning part. The turntable is slidably mounted on the positioning part and is in transmission connection with the driving device. The driving device can drive the turntable to rotate. A positioning component is arranged on the turntable, and the positioning component can fix the workpiece on the turntable.

2. The large cantilever rotary positioner according to claim 1, wherein, The support part includes a first support plate, a second support plate and a third support plate which are vertically placed and stacked in sequence. Both the first support plate and the second support plate are of U-shaped structures, and the side walls of the two are detachably fixed to each other in pairs. The bottom end part of the first support plate is detachably fixed on the vertical arm, and the third support plate is detachably fixed on the bottom end part of the second support plate.

3. The large cantilever rotary positioner according to claim 2, characterized in that, The vertical heights of the first support plate, the second support plate and the third support plate decrease in sequence.

4. The large cantilever rotary positioner according to claim 2, characterized in that, The positioning part is of a frame structure and includes a fourth support plate and several enclosing plates. The fourth support plate is horizontally arranged and integrally formed with the third support plate. Several enclosing plates are detachably fixed on the third support plate and / or the fourth support plate and are all arranged below the fourth support plate. A rotating shaft is arranged on one enclosing plate. One end of the rotating shaft is in transmission connection with the driving device, and the other end passes through the fourth support plate and is in transmission connection with the turntable; a slideway adapted to the turntable is arranged on the fourth support plate.

5. The large cantilever rotary positioner according to claim 1, characterized in that The positioning component includes several positioning hole grooves and two guide rails. A first fastener can be fitted and installed on each positioning hole groove. The two guide rails are detachably fixed on the turntable through several first fasteners.

6. The large cantilever rotary positioner according to claim 5, wherein Each guide rail is provided with a chute extending in the same direction as it, and more than two second fasteners are installed on each chute.

7. The large cantilever rotary positioner according to any one of claims 1-6, characterized in that, A support column is also hinged on the positioning part.

8. The large cantilever rotary positioner according to any one of claims 1-6, characterized in that, Several positioning parts are also symmetrically arranged on the bottom end part and / or the side wall of the horizontal arm of the L-shaped column, and more than one lifting ring is arranged on the upper part and / or the top end part of the support part.

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