Profiling rotary table

Abstract

The utility model discloses a profiling rotary table which is more convenient to machine, simple in structure, easy to manufacture, easy and convenient to operate, low in cost, capable of improving operation efficiency in actual production and good in positioning precision retentivity, and the structure is named as the profiling rotary table. One end is designed to be a circular truncated cone in butt joint with a machining center, the other end is designed to be a profiling boss matched with an inner cavity of a structural part in shape according to the shape of the structural part, profiling positioning of the structural part can be achieved, the positioning precision and the positioning direction of the part are guaranteed, and then the precise part is installed on the profiling boss; a plurality of profiling positioning grooves and receding grooves are formed in the profiling boss and the profiling pressing plate, part interference in the clamping process is avoided, and the positioning precision of the part position is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical precision machining, and particularly relates to a profiling rotary table. Background Art

[0002] A certain type of high-precision frame structural part is a titanium alloy rotary joint part. To meet the precision movement requirements of the structural part, two groups of high-precision rotary bearing mounting holes are designed in the pitching and horizontal directions of the structural part. The coaxiality of the same-direction mounting holes is 0.01 mm, and the perpendicularity of the mounting holes in the pitching and horizontal directions is 0.01 mm. The geometric tolerance requirements are extremely high. The titanium alloy material is difficult to machine, resulting in low control precision of the model. Moreover, the existing mechanical structure is complex and the manufacturing cost is relatively high, and it is not easy to ensure the geometric tolerance at this part of the structural part. Content of the Utility Model

[0003] In order to achieve the above object, an embodiment of the utility model provides a profiling rotary table, which includes

[0004] a rotating component, which is fixedly arranged at the lower end of the rotary table main body;

[0005] a pressing component, which is movably arranged at the upper end of the rotating component;

[0006] a positioning component, which is fixedly opened at the upper end of the rotating component;

[0007] a buffering component, which is fixedly arranged inside the rotating component and the pressing component. Among them,

[0008] the rotating component can provide an installation and placement space for precision parts and the positioning component, and is fixed by the pressing component. At the same time, the buffering component can buffer the connection between the precision parts and the rotating component and the pressing component, ensuring uniform force when the precision parts are pressed.

[0009] Further, the rotating component includes:

[0010] a docking round table, which is fixedly arranged at the bottom end of the rotary table main body;

[0011] a rotating base, which is fixedly arranged at the upper end of the docking round table;

[0012] a profiling boss, which is fixedly arranged at the top end of the rotating base.

[0013] Further, the pressing component includes:

[0014] a profiling pressing plate, which is movably arranged at the top end of the profiling boss and the material of the profiling pressing plate 31 is aluminum;

[0015] Through holes, two groups of the through holes are mirror - opened inside the profiling pressing plate;

[0016] Fastening holes, two groups of the fastening holes are mirror - opened inside the upper end of the profiling boss and the positions correspond to the two groups of through holes;

[0017] Fixing blocks, the fixing blocks are fixedly arranged at the lower end of the profiling pressing plate;

[0018] Fastening components, the fastening components are fixedly arranged inside the profiling pressing plate.

[0019] Further, the fastening components include:

[0020] M5 fastening screws, two groups of the M5 fastening screws pass through the profiling pressing plate and the two groups of through holes and are fixedly arranged inside the profiling boss;

[0021] The two groups of M5 fastening screws match the two groups of through holes and the two groups of fastening holes.

[0022] Further, the positioning components include:

[0023] Profiling positioning grooves, several profiling positioning grooves are opened inside the profiling pressing plate and the profiling boss and the several profiling positioning grooves match the precision parts;

[0024] Relieving grooves, the relieving grooves are opened at the right end of the profiling boss.

[0025] Further, the buffer components include:

[0026] Buffer gaskets, two groups of buffer gaskets are fixedly arranged between the fixing blocks and the upper ends of the profiling bosses;

[0027] The two groups of buffer gaskets are made of rubber and are hollow inside.

[0028] Further, the profiling pressing plate and the profiling boss can form an integral body through several profiling positioning grooves and the relieving grooves.

[0029] Compared with the prior art, the embodiments of the present utility model have the following beneficial effects:

[0030] When the profiling rotary table is in use, the operator can first install the docking turntable on the fourth axis of the machining center and fasten the rotary base. The rotary base is designed as a cylinder, with one end being a turntable for docking with the machining center and the other end being the profiling boss designed according to the shape of the structural part to match the inner cavity shape of the structural part, enabling profiling positioning of the structural part, ensuring the positioning accuracy and direction of the part. Then, the precision part is installed on the profiling boss. A number of profiling positioning grooves and relief grooves are provided inside the profiling boss and the profiling pressing plate, avoiding interference of the parts during clamping and ensuring the positioning accuracy of the part position. At the same time, the profiling pressing plate and two groups of M5 fastening screws are used for fastening. In this way, through the rotation of the fourth axis of the machining center, precise machining of the installation holes of the pitching and horizontal rotary bearings can be completed. Precise machining of the installation holes of the pitching and horizontal rotary bearings can be carried out without removing the parts for repeated positioning, simplifying the positioning operation process. At the same time, the two groups of buffer gaskets can make the contact between the precision part, the profiling pressing plate and the profiling boss closer, ensuring uniform force when the part is pressed, greatly improving the machining efficiency and ensuring the consistency of machining and the geometric tolerance. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] The present utility model will be further described below in conjunction with the drawings and embodiments.

[0032] Figure 1 The isometric view of the present utility model is shown;

[0033] Figure 2 The isometric exploded view of the present utility model is shown;

[0034] Figure 3 The left view of the present utility model is shown.

[0035] In the figure:

[0036] Rotary table body;

[0037] Rotating component; 21, Docking turntable; 22, Rotary base; 23, Profiling boss;

[0038] Pressing component; 31, Profiling pressing plate; 32, Through hole; 33, Fastening hole; 34, Fixed block;

[0039] Positioning component; 41, Profiling positioning groove; 42, Relief groove;

[0040] Buffer component; 51, Buffer gasket;

[0041] 6, Fastening component; 61, M5 fastening screw. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0042] The present utility model will now be further described in detail with reference to the drawings. Please refer toFigure 1 , Figure 1 shows an isometric view of the present utility model; please refer to Figure 2 , Figure 2 shows an axonometric development view of the present utility model; please refer to Figure 3 , Figure 3 shows a left view of the present utility model; as Figures 1-3 shown, a profiling rotary table includes

[0043] a rotating member 2, the rotating member 2 is fixedly arranged at the lower end of the rotary table main body 1;

[0044] a pressing member 3, the pressing member 3 is movably arranged at the upper end of the rotating member 2;

[0045] a positioning member 4, the positioning member 4 is fixedly opened at the upper end of the rotating member 2;

[0046] a buffer member 5, the buffer member 5 is fixedly arranged inside the rotating member 2 and the pressing member 3, the rotating member 2 can provide a space for installing and placing precision parts and the positioning member 4, and is fixed by the pressing member 3. At the same time, the buffer member 5 can buffer the connection between the precision parts and the rotating member 2 and the pressing member 3, ensuring uniform force when the precision parts are pressed;

[0047] When using this profiling rotary table, the operator can first install the docking circular table 21 on the fourth axis of the machining center and fasten the rotating base 22. The rotating base 22 is designed as a cylinder, one end is designed as a circular table for docking with the machining center, and the other end is designed with a profiling convex platform 23 that matches the inner cavity shape of the structural member according to the shape of the structural member, which can realize profiling positioning of the structural member, ensure the positioning accuracy and positioning direction of the parts. Then, install the precision parts on the profiling convex platform 23. A number of profiling positioning grooves 41 and relief grooves 42 are opened inside the profiling convex platform 23 and the profiling pressing plate 31, avoiding part interference during clamping and ensuring the positioning accuracy of the part position. At the same time, use the profiling pressing plate 31 and two groups of M5 fastening screws 61 for fastening, which can perform precision machining of the installation holes of the pitching and horizontal rotary bearings while repositioning without removing the parts, can simplify the positioning operation process. At the same time, two groups of buffer gaskets 51 can make the contact between the precision parts and the profiling pressing plate 31 and the profiling convex platform 23 closer, ensuring uniform force when the parts are pressed, and can greatly improve the processing efficiency and ensure the consistency of processing and ensure the shape and position accuracy.

[0048] Optionally, the rotating member 2 includes:

[0049] a docking circular table 21, the docking circular table 21 is fixedly arranged at the bottom end of the rotary table main body 1;

[0050] The rotating base 22 is fixedly arranged at the upper end of the docking frustum 21;

[0051] The profiling boss 23 is fixedly arranged at the top of the rotating base 22, and the docking frustum 21 can provide a space for fixing and installing the rotating base 22 and the profiling boss 23.

[0052] Optionally, the pressing component 3 includes:

[0053] The profiling pressing plate 31 is movably arranged at the top of the profiling boss 23 and the material of the profiling pressing plate 31 is aluminum;

[0054] The through holes 32, and two groups of the through holes 32 are mirror - image opened inside the profiling pressing plate 31;

[0055] The fastening holes 33, and two groups of the fastening holes 33 are mirror - image opened inside the upper end of the profiling boss 23 and the positions correspond to the two groups of the through holes 32;

[0056] The fixing block 34 is fixedly arranged at the lower end of the profiling pressing plate 31;

[0057] The fastening component 6 is fixedly arranged inside the profiling pressing plate 31. The profiling pressing plate 31 can provide a space for fixing and opening the two groups of through holes 32 and the fixing block 34, and the precision parts are pressed through the fixing block 34.

[0058] Optionally, the fastening component 6 includes:

[0059] M5 fastening screws 61, and two groups of the M5 fastening screws 61 pass through the profiling pressing plate 31 and the two groups of through holes 32 and are fixedly arranged inside the profiling boss 23;

[0060] The two groups of M5 fastening screws 61 are matched with the two groups of through holes 32 and the two groups of fastening holes 33. The two groups of M5 fastening screws 61 can press the profiling pressing plate 31 and the precision parts through the two groups of through holes 32 and the two groups of fastening holes 33 to prevent them from falling off during the processing.

[0061] Optionally, the positioning component 4 includes:

[0062] The profiling positioning grooves 41, and several of the profiling positioning grooves 41 are opened inside the profiling pressing plate 31 and the profiling boss 23 and several of the profiling positioning grooves 41 are matched with the precision parts;

[0063] A relief groove 42 is provided, and the relief groove 42 is opened at the right end of the profiling boss 23. A number of the profiling positioning grooves 41 and the relief groove 42 can provide sufficient placement space for precision parts, ensuring uniform force when the parts are clamped and avoiding interference of the parts during clamping.

[0064] Optionally, the buffer member 5 includes:

[0065] Buffer gaskets 51, and two groups of the buffer gaskets 51 are fixedly arranged at the upper ends of the fixed block 34 and the profiling boss 23;

[0066] The two groups of buffer gaskets 51 are made of rubber and are hollow inside. The two groups of buffer gaskets 51 can provide buffering when the precision parts are in close contact with the profiling boss 23 and the profiling pressing plate 31, making the contact closer and preventing shaking.

[0067] Optionally, the profiling pressing plate 31 and the profiling boss 23 can form a whole through a number of the profiling positioning grooves 41 and the relief groove 42.

[0068] Working principle: For this profiling rotary table, during use, in the first step, the operator can first install the docking round table 21 on the fourth axis of the machining center and fasten the rotary base 22. The rotary base 22 is designed as a cylinder, with one end designed as a round table for docking with the machining center, and the other end designed with the profiling boss 23 that matches the inner cavity shape of the structural part according to the shape of the structural part, which can realize profiling positioning of the structural part and ensure the positioning accuracy and positioning direction of the part. In the second step, install the precision part on the profiling boss 23. A number of the profiling positioning grooves 41 and the relief groove 42 are provided inside the profiling boss 23 and the profiling pressing plate 31 to avoid interference of the parts during clamping. In the third step, use the profiling pressing plate 31 and two groups of M5 fastening screws 61 for fastening, which can perform precision machining of the installation holes of the pitching and horizontal direction rotary bearings while repositioning without removing the parts. In the fourth step, the two groups of buffer gaskets 51 can make the contact between the precision part, the profiling pressing plate 31 and the profiling boss 23 closer.

Claims

1. A contouring turntable, characterized in that: include A rotating component (2), wherein the rotating component (2) is fixedly arranged at the lower end of the turntable body (1); A pressing component (3), the pressing component (3) being movably arranged on the upper end of the rotating component (2); A positioning component (4), wherein the positioning component (4) is fixedly disposed on the upper end of the rotating component (2); A buffer component (5), the buffer component (5) being fixedly arranged inside the rotating component (2) and the pressing component (3), wherein: The rotating component (2) can provide a space for installing and placing the precision part and the positioning component (4), and fix them through the pressing component (3). At the same time, the buffer component (5) can buffer the connection between the precision part and the rotating component (2) and the pressing component (3), thereby ensuring that the precision part is evenly stressed when pressed.

2. A contouring turntable as claimed in claim 1, characterized in that: The rotating component (2) comprises: A docking truncated platform (21), the docking truncated platform (21) being fixedly arranged at the bottom end of the turntable body (1); A rotating base (22), the rotating base (22) being fixedly arranged on the upper end of the docking truncated table (21); A contoured boss (23), wherein the contoured boss (23) is fixedly arranged on the top of the rotating base (22).

3. A contouring turntable as claimed in claim 2, characterized in that: The pressing component (3) comprises: A profiling pressing plate (31), the profiling pressing plate (31) being movably arranged on the top of the profiling boss (23) and the profiling pressing plate (31) being made of aluminum; Through holes (32), two groups of through holes (32) are mirror-imaged and opened inside the contoured pressing plate (31); Fastening holes (33), wherein the two groups of fastening holes (33) are mirror-imaged and opened inside the upper end of the contoured boss (23) and are positioned correspondingly to the two groups of through holes (32); A fixed block (34), the fixed block (34) being fixedly arranged at the lower end of the contoured pressing plate (31); A fastening component (6), wherein the fastening component (6) is fixedly arranged inside the contoured pressing plate (31).

4. A contouring turntable as claimed in claim 3, characterized in that: The fastening component (6) comprises: M5 fastening screws (61), two groups of the M5 fastening screws (61) passing through the contoured pressure plate (31) and the two groups of through holes (32) and fixedly disposed inside the contoured boss (23); The two groups of M5 fastening screws (61) match the two groups of through holes (32) and the two groups of fastening holes (33).

5. A contouring turntable as claimed in claim 4, characterized in that: The positioning component (4) comprises: Profiling positioning grooves (41), a plurality of the profiling positioning grooves (41) are arranged inside the profiling pressing plate (31) and the profiling boss (23), and a plurality of the profiling positioning grooves (41) match the precision parts; A clearance groove (42) is provided at the right end of the contoured boss (23).

6. A contouring turntable as claimed in claim 5, characterized in that: The buffer component (5) comprises: Buffer gaskets (51), two groups of the buffer gaskets (51) are fixedly arranged on the fixing block (34) and the upper end of the contoured boss (23); The two groups of buffer gaskets (51) are made of rubber material and are hollow inside.

7. A contouring turntable as claimed in claim 6, characterized in that: The profiling pressure plate (31) and the profiling boss (23) can form a whole with the relief groove (42) through a plurality of profiling positioning grooves (41).

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