Rotary platform tool

Abstract

The utility model discloses a rotating platform tool which comprises a rotating disc used for supporting a bent workpiece. The rotary supporting unit comprises a middle supporting assembly arranged in the middle of the lower end of the rotary disc and used for guiding and limiting rotation of the rotary disc, and an edge supporting assembly arranged at the position, close to the edge, of the lower end of the rotary disc and used for supporting the rotary disc in cooperation with the middle supporting assembly. And the chassis is arranged below the turntable and is used for fastening the middle supporting assembly and the edge supporting assembly. The turntable is pushed to rotate around the middle supporting assembly, in the process, the turntable drives the workpiece to rotate synchronously, rotary edge changing of the workpiece is completed, in the whole rotary edge changing process, the workpiece and the turntable rotate synchronously all the time, it is guaranteed that the workpiece and the upper end of the turntable cannot slide relatively, the surface of the workpiece is prevented from being scratched, and the quality of the workpiece is improved.

Description

Technical Field

[0001] This utility model relates to the field of workpiece bending technology, specifically a rotary platform tooling. Background Technology

[0002] When bending a workpiece, the bending operator usually needs to rotate and change the edges of the workpiece multiple times.

[0003] However, in existing bending operations, as the workpiece is continuously rotated, the bottom of the workpiece will slide relative to the worktable surface. This can easily cause friction between the workpiece and the worktable surface, resulting in scratches on the workpiece surface and reducing product quality.

[0004] The above content is only used to help understand the technical solution of the present invention and does not represent an admission that the above content is the closest prior art. Utility Model Content

[0005] The purpose of this utility model is to provide a rotary platform fixture to solve the problem mentioned in the background art that in the existing bending operation, during the process of rotating and changing the edge of the workpiece, the bottom of the workpiece and the worktable slide relative to each other, which easily causes scratches on the surface of the workpiece and reduces the quality of the product.

[0006] To achieve the above objectives, this utility model provides the following technical solution:

[0007] A rotating platform fixture, comprising:

[0008] A turntable is used to support bent workpieces;

[0009] The rotating support unit includes a central support assembly located at the middle of the lower end of the turntable for guiding and limiting the rotation of the turntable, an edge support assembly located near the edge of the lower end of the turntable for supporting the turntable in conjunction with the central support assembly, and a chassis located below the turntable for securing the central support assembly and the edge support assembly.

[0010] Furthermore, the turntable has a lower convex circle at the center of its lower end, and a first recessed hole extending into the lower convex circle at the center of its upper end;

[0011] The lower end of the first recessed hole is provided with a through hole, which is used to limit the turntable in conjunction with the first recessed hole;

[0012] The turntable has a limiting annular groove at its lower end and on the edge of the lower convex circle, which is used to limit the movement of the middle support component.

[0013] Furthermore, an upper convex circle is fixedly connected to the middle of the upper end of the chassis, and the upper convex circle and the lower convex circle are on the same axis;

[0014] Second sinking hole, set up in the upper convex circle upper end middle, for matching limit ring groove centering part support assembly is limited, the second sinking hole with the limit ring groove outer diameter size is equal;

[0015] Third sinking hole, set up in the upper convex circle upper end and located second sinking hole lower end, for containing and limiting lower convex circle.

[0016] Further, the center support assembly includes:

[0017] Thrust ball bearing, upper part is inserted in the limit ring groove inside, lower part is inserted in the second sinking hole inside, for guiding the rotation of the turntable;

[0018] Fixed shaft, fixedly connected in the third sinking hole lower end middle, the fixed shaft is rotatably connected with the through hole, the outer side upper part of the fixed shaft is provided with screw threads;

[0019] Locking nut, is threadedly connected in the upper part of the fixed shaft, for limiting the upper end of the turntable.

[0020] Further, the upper end height of the fixed shaft is lower than the height of the first sinking hole, for containing the locking nut in the screwed state.

[0021] Further, the edge support assembly includes:

[0022] Support block, a plurality of groups are provided along the edge of the chassis at equal angles;

[0023] Countersunk hole, from top to bottom, is provided inside the support block;

[0024] Bolt, is inserted in the countersunk hole inside, the inside of the chassis and located below the support block is provided with a threaded hole, for cooperating with the external threads of the bolt to fasten the support block on the upper end of the chassis.

[0025] Further, the upper part of the support block is embedded with a ball, the ball is rotatably connected with the support block, the upper end of the ball is in contact with the lower end of the turntable, for supporting the lower end near the edge of the turntable.

[0026] Compared with the prior art, the beneficial effects of the utility model are:

[0027] 1. The center support assembly and the edge support assembly together support the bottom of the turntable, so that the turntable can stably support the workpiece. If the workpiece needs to be rotated and changed, the turntable is pushed to rotate around the center support assembly. During this process, the turntable drives the workpiece to rotate synchronously, completing the rotation and change of the workpiece. During the entire rotation and change process, the workpiece always rotates synchronously with the turntable, ensuring that the workpiece and the upper end of the turntable do not slide relative to each other, avoiding scratching the surface of the workpiece and improving the quality of the workpiece. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 It is the whole structure schematic view of the utility model;

[0029] Figure 2 It is the front view of the utility model;

[0030] Figure 3 It is the inside structure schematic view of the first sinking hole of the utility model;

[0031] Figure 4 It is the utility model in Figure 3 A place of the enlarged view;

[0032] Figure 5 It is the edge support assembly structure schematic view of the utility model.

[0033] The sign: 1, the rotating disc;11, the first sinking hole;12, the through hole;13, the limit ring groove;14, the lower convex circle;2, the rotating support unit;21, the middle support assembly;211, the thrust ball bearing;212, the fixed shaft;213, the locking nut;22, the edge support assembly;221, the support block;2211, the countersunk hole;222, the bolt;223, the ball;23, the bottom disc;231, the upper convex circle;232, the second sinking hole;233, the third sinking hole. Specific implementation

[0034] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model, apparently, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making the creative labor belong to the range of protection of the utility model.

[0035] Please refer to Figures 1-5 , the utility model provides a technical scheme:

[0036] A rotating platform tool, comprising:

[0037] Rotating disc 1 is used for supporting the workpiece of folding;

[0038] Rotating support unit 2, including being located in the middle of the lower end of rotating disc 1 and being used for rotating guide and limiting rotating disc 1 middle support assembly 21, being located in the lower end of rotating disc 1 and being used for supporting rotating disc 1 near the edge edge support assembly 22 for cooperation middle support assembly 21, and being located below rotating disc 1 and being used for fastening middle support assembly 21, edge support assembly 22 bottom disc 23.

[0039] It needs to be explained that: when the workpiece is bent, the bottom of the workpiece is placed on the upper end of the turntable 1, and the bottom of the turntable 1 is supported by the middle support assembly 21 and the edge support assembly 22, so that the turntable 1 can stably support the workpiece. If the workpiece needs to be rotated and changed, the turntable 1 is pushed to rotate around the middle support assembly 21. In this process, the turntable 1 drives the workpiece to rotate synchronously, and the rotation and change of the workpiece are completed. During the whole rotation and change process, the workpiece always rotates synchronously with the turntable 1, so that the relative sliding between the workpiece and the upper end of the turntable 1 is avoided, the surface of the workpiece is not scratched, and the quality of the workpiece is improved.

[0040] As an improvement, as shown in Figures 3-4 The lower end of the turntable 1 is provided with a lower convex circle 14, and the upper end of the turntable 1 is provided with a first sunken hole 11 extending into the inside of the lower convex circle 14.

[0041] The lower end of the first sunken hole 11 is provided with a through hole 12 for limiting the turntable 1 in cooperation with the first sunken hole 11.

[0042] The lower end of the turntable 1 and the edge of the lower convex circle 14 are provided with a limiting ring groove 13 for limiting the middle support assembly 21.

[0043] Further, the upper end of the bottom disc 23 is fixedly connected with an upper convex circle 231, and the upper convex circle 231 is on the same axis as the lower convex circle 14.

[0044] A second sunken hole 232 is arranged in the upper end of the upper convex circle 231, and is used for limiting the middle support assembly 21 in cooperation with the limiting ring groove 13. The outer diameter of the second sunken hole 232 is equal to that of the limiting ring groove 13.

[0045] A third sunken hole 233 is arranged in the upper end of the upper convex circle 231 and is located below the second sunken hole 232, and is used for accommodating and limiting the lower convex circle 14.

[0046] As an improvement, as shown in Figures 2-4 The middle support assembly 21 comprises:

[0047] A thrust ball bearing 211 is inserted into the inside of the limiting ring groove 13 in the upper part and is inserted into the inside of the second sunken hole 232 in the lower part, and is used for guiding the rotation of the turntable 1.

[0048] A fixed shaft 212 is fixedly connected in the middle of the lower end of the third sunken hole 233, and is rotatably connected with the through hole 12. The outer side of the upper part of the fixed shaft 212 is provided with a thread.

[0049] A locking nut 213 is threadedly connected to the upper part of the fixed shaft 212, and is used for limiting the upper end of the turntable 1.

[0050] Further, the upper end of the fixed shaft 212 is lower than the height of the first sunken hole 11, used for accommodating the locking nut 213 in the tightened state, ensuring that the locking nut 213 can be completely located inside the first sunken hole 11, avoiding the height of the locking nut 213 being higher than the horizontal plane where the upper end of the turntable 1 is located, ensuring that the workpiece can be placed horizontally on the upper end of the turntable 1.

[0051] As an improvement, as shown in Figure 3 , Figure 5 The edge support assembly 22 comprises:

[0052] The support block 221 is provided with a plurality of groups along the edges of the chassis 23 at equal angles;

[0053] The counterbore hole 2211 is provided inside the support block 221 from top to bottom;

[0054] The bolt 222 is inserted inside the counterbore hole 2211, and a threaded hole is provided inside the chassis 23 below the support block 221, used for cooperating with the threads outside the bolt 222 to fasten the support block 221 on the upper end of the chassis 23.

[0055] Further, the upper part of the support block 221 is embedded with a ball 223, which is rotatably connected with the support block 221, and the upper end of the ball 223 is in contact with the lower end of the turntable 1, used for supporting the lower end near the edge of the turntable 1.

[0056] It should be noted that: in the specific implementation process of the utility model, as shown in Figures 2-4 The workpiece to be bent is placed on the upper end of the turntable 1, when the workpiece needs to be rotated and changed, the turntable 1 is pushed to rotate around the fixed shaft 212, in this process, the turntable 1 rotates relative to the chassis 23 under the transition action of the thrust ball bearing 211, at the same time, the workpiece rotates synchronously with the turntable 1 in the rotating process of the turntable 1, completing the rotating and changing of the workpiece, and the workpiece does not rotate relative to the turntable 1 during the whole rotating and changing process, effectively avoiding scratching the surface of the workpiece, thereby improving the quality of the bent product;

[0057] As shown in Figures 2-3 , Figure 5 In addition, the utility model also installs a plurality of groups of support blocks 221 at equal angles on the upper end of the chassis 23, and the support blocks 221 support the lower end of the turntable 1 near the edge through the ball 223, in the rotating process of the turntable 1, the turntable 1 drives the ball 223 to rotate in the support block 221, so that the lower end of the turntable 1 is supported by the thrust ball bearing 211 at the same time, and the lower end of the turntable 1 near the edge can also be supported by the ball 223, greatly improving the stability of the turntable 1 in carrying the workpiece, and further improving the quality of the bending of the workpiece.

[0058] It should be noted that the relational terms herein, such as first and second, and the like, are used solely to distinguish one from another entity or action without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0059] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A rotary platform tooling characterized by, The utility model relates to a rotary platform tooling, including: Rotary table (1) for supporting the workpiece of bending; Rotary support unit (2) including the middle part support component (21) for rotary table (1) is located in the middle of rotary table (1) lower end and is used for the rotary table (1) is guided and is limited, the edge support component (22) for cooperating middle part support component (21) is used for supporting rotary table (1) and is located in rotary table (1) lower end near the edge, and the bottom disc (23) for fastening middle part support component (21), edge support component (22) is located below rotary table (1).

2. The rotary platform tooling of claim 1, wherein: The lower end of the rotary table (1) is provided with a lower convex circle (14), and the upper end of the rotary table (1) is provided with a first sunken hole (11) extending into the lower convex circle (14); The lower end of the first sunken hole (11) is provided with a through hole (12) in the middle for limiting the rotary table (1); The lower end of the rotary table (1) and the edge of the lower convex circle (14) are provided with a limiting ring groove (13) for limiting the middle part support component (21).

3. The rotary platform tooling of claim 2, wherein: The upper end of the bottom disc (23) is fixedly connected with an upper convex circle (231), and the upper convex circle (231) is on the same axis as the lower convex circle (14); A second sunken hole (232) is formed in the upper end of the upper convex circle (231) for limiting the middle part support component (21) in cooperation with the limiting ring groove (13), and the second sunken hole (232) has the same outer diameter as the limiting ring groove (13); A third sunken hole (233) is formed in the upper end of the upper convex circle (231) and located below the second sunken hole (232) for accommodating and limiting the lower convex circle (14).

4. The rotary platform tooling of claim 1, wherein: The middle part support component (21) comprises: A thrust ball bearing (211) is inserted into the limiting ring groove (13) at the upper part and into the second sunken hole (232) at the lower part for guiding the rotation of the rotary table (1); A fixed shaft (212) is fixedly connected in the middle of the lower end of the third sunken hole (233), and the fixed shaft (212) is rotatably connected with the through hole (12), and the outer side of the fixed shaft (212) is provided with a thread at the upper part; A locking nut (213) is threadedly connected to the upper part of the fixed shaft (212) for limiting the upper end of the rotary table (1).

5. The rotary platform tooling of claim 4, wherein: The upper end of the fixed shaft (212) is lower than the height of the first sunken hole (11) for accommodating the locking nut (213) in the tightened state.

6. The rotary platform tooling of claim 1, wherein: The edge support component (22) comprises: A plurality of groups of support blocks (221) are arranged at equal angles along the edge of the bottom disc (23); Countersunk holes (2211) are formed in the support blocks (221) from top to bottom. Bolts (222) are inserted into the counterbores (2211), and threaded holes are provided in the bottom plate (23) below the support blocks (221) for fastening the support blocks (221) to the upper end of the bottom plate (23) by cooperating with the threads on the outside of the bolts (222).

7. The rotary platform tooling of claim 6, wherein: Ball bearings (223) are embedded in the upper part of the support blocks (221), and the ball bearings (223) are rotatably connected to the support blocks (221). The upper end of the ball bearings (223) is in contact with the lower end of the rotary disc (1) to support the lower end near the edge of the rotary disc (1).

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