Rapid positioning mechanism for mechanical hardware part machining

Abstract

The utility model relates to the technical field of hardware part machining, and discloses a quick positioning mechanism for mechanical hardware part machining, which comprises a rotating table, the upper surface of the rotating table is fixedly connected with an object placing plate, the inside of the rotating table is rotatably connected with a screw rod, the outer wall of the screw rod is in threaded connection with a sliding sleeve, and the sliding sleeve is in threaded connection with the rotating table. Sliding seats are fixedly connected to the outer walls of the sliding sleeves, clamping assemblies are arranged on the upper surfaces of the sliding seats, the clamping assemblies are used for positioning and fixing parts, sliding rails are slidably connected to the interiors of the sliding seats, linkage assemblies are arranged on the outer walls of the sliding seats, and the linkage assemblies are used for driving the three sliding seats to move synchronously. According to the utility model, the problems that the positioning mechanism is difficult to effectively center and position the parts in different shapes and the overall coordination of a production line is reduced are solved, and the purpose of centering and positioning the parts in different shapes is achieved, so that the production process can be adjusted more flexibly, and the continuity and the production efficiency of the production line are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to hardware parts processing technical field especially relates to a quick positioning mechanism for mechanical hardware parts processing. BACKGROUND

[0002] Mechanical hardware parts are indispensable components in various mechanical devices, including various metal-made connecting pieces, transmission pieces, structural pieces, etc., and are widely used in many fields such as mechanical manufacturing, automobile industry, aerospace, etc. Their shapes, sizes and precision requirements are different, and they play a key role in the performance, reliability and assembly efficiency of mechanical devices. In the processing of mechanical hardware parts, a quick positioning mechanism for mechanical hardware parts processing is needed. First of all, it can greatly improve the positioning accuracy and ensure the accurate position of the parts during processing, meeting the high-precision processing requirements, which is particularly critical for fields such as aerospace that require extremely high precision. Secondly, the quick positioning mechanism can significantly speed up the positioning speed, shorten the processing preparation time and improve the production efficiency, which is obvious in batch production. Thirdly, it has strong adaptability and can adapt to the processing of hardware parts of different shapes and sizes by adjustment. In addition, it can effectively maintain the stability of the part position during processing, withstand external forces such as cutting force and vibration, and ensure the processing quality

[0003] When using the traditional quick positioning mechanism for mechanical hardware parts processing, first place the hardware parts on the positioning base, and then use the positioning pins to cooperate with the positioning holes on the parts to achieve the initial positioning of the parts in the plane. The cylindrical positioning pins limit the translation of the parts, and the rhombic positioning pins also prevent the parts from rotating. Next, use the clamping device to clamp the parts, such as the clamping cylinder driven by the air pressure to drive the clamping arm to quickly clamp the parts, or manually rotate the clamping screw to make the pressure plate press down the parts to achieve clamping. In the clamping process, the guide device ensures the correct movement direction of the clamping device and ensures the stable and accurate clamping action. During the processing of the parts, the quick positioning mechanism relies on the clamping force to keep the position of the parts unchanged and withstands cutting force and vibration, etc., thereby ensuring the processing accuracy of the parts. The whole process is completed through the cooperation of various components to quickly position and fix the hardware parts to meet the processing requirements.

[0004] The traditional quick positioning mechanism often uses positioning pins for positioning, which is difficult to find suitable positioning hole positions and quantities for irregularly shaped parts to ensure the center positioning of the parts, resulting in the device being difficult to effectively center the different shaped parts, reducing the overall coordination of the production line. SUMMARY

[0005] In order to make up for the above shortcomings, the utility model provides a quick positioning mechanism for mechanical hardware part machining aims at improving the traditional quick positioning mechanism is difficult to effectively centrally position different shape parts, reduces the problem of overall coordination of production line.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a quick positioning mechanism for mechanical hardware part machining, including rotating table, the upper surface fixedly connected with the storage plate of rotating table, the inside rotationally connected with screw rod of rotating table, the outer wall of screw rod is connected with sliding sleeve, the outer wall fixedly connected with sliding seat of sliding sleeve, the upper surface of sliding seat is provided with clamping assembly, the clamping assembly is used for positioning and fixing the part, the inside slidingly connected with slide rail of sliding seat, the outer wall of sliding seat sets up linkage assembly, the linkage assembly is used for driving three sliding seats synchronous movement;

[0007] The clamping assembly includes a push block, the lower surface of the push block is fixedly connected to the upper surface of the sliding seat, the inside of the push block is fixedly connected with a fixed shaft, the outer wall of the fixed shaft is rotatably connected with a V-shaped clamp, the outer wall of the fixed shaft is sleeved with a torsion spring, and the two ends of the V-shaped clamp are fixedly connected with anti-skid columns.

[0008] Further, the linkage assembly includes a connecting rod, one end of the connecting rod is rotatably connected to the outer wall of the sliding seat, the other end of the connecting rod is rotatably connected with a triangular rotating plate, and the outer wall of the triangular rotating plate is rotatably connected to the inside of the rotating table.

[0009] Further, the outer wall of the rotating table is provided with an auxiliary assembly, the auxiliary assembly is used for assisting the stable rotation of the rotating table, the outer wall of the rotating table is rotatably connected with a lifting seat, the inside of the lifting seat is fixedly connected with a motor, the output end of the motor is fixedly connected with the rotating table, the outer wall of the lifting seat is fixedly connected with an extension plate, the outer wall of the lifting seat is slidably connected with a workbench, the inside of the workbench is fixedly connected with an air cylinder, the output end of the air cylinder is fixedly connected with a cross push plate, the upper surface of the cross push plate is fixedly connected to the lower surface of the lifting seat, and the lower surface of the lifting seat is fixedly connected with a guide rod.

[0010] Further, the auxiliary assembly includes a support, the outer wall of the support is fixedly connected to the outer wall of the rotating table, the inside of the support is provided with a roller, and the outer wall of the roller is slidably connected to the inside of the lifting seat.

[0011] Further, the lower surface of the slide rail is fixedly connected to the inside of the rotating table, and the slide rail is used for guiding the sliding seat.

[0012] Further, one end of the torsion spring is fixedly connected to the inner wall of the push block, and the other end of the torsion spring is fixedly connected to the inner wall of the V-shaped clamp.

[0013] Further, the outer wall of the extension plate is slidingly connected to the inner wall of the workbench, and the extension plate is used to provide support when the lifting seat is lifted.

[0014] Further, the outer wall of the guide rod is slidingly connected to the inside of the workbench, and the guide rod is used to guide the lifting of the lifting seat.

[0015] The utility model has the advantages of the following beneficial effects:

[0016] 1. In the utility model, first, the drive screw cooperates with the sliding sleeve to drive the sliding seat to slide on the outer wall of the sliding rail, then cooperates with the connecting rod, the triangular rotating plate and the push block to drive the three V-shaped clamps to clamp the parts, at this time, cooperates with the fixed shaft, the torsion spring and the anti-skid column at both ends of the V-shaped clamp to clamp parts of different shapes, solves the problem that the positioning mechanism is difficult to effectively center the parts of different shapes, reduces the overall coordination of the production line, achieves the centering of the parts of different shapes, and thus the production process can be more flexibly adjusted, and the continuity and production efficiency of the production line are improved.

[0017] 2. In the utility model, first, the drive motor drives the rotating table and the upper part to rotate and adjust, at this time, the rotating table is more stable through the support and the roller, then the drive cylinder cooperates with the cross push plate and the guide rod to drive the lifting seat and the part to adjust the height, achieves the omnibearing adjustment and positioning of the part, ensures that the machining quality of each part can reach the same standard, and improves the stability and consistency of product quality. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 A three-dimensional structure schematic view of a quick positioning mechanism for machining mechanical hardware parts is provided for the utility model;

[0019] Figure 2 A rotating table internal structure schematic view of a quick positioning mechanism for machining mechanical hardware parts is provided for the utility model;

[0020] Figure 3 A triangular rotating plate one side structure schematic view of a quick positioning mechanism for machining mechanical hardware parts is provided for the utility model;

[0021] Figure 4 A push block internal structure schematic view of a quick positioning mechanism for machining mechanical hardware parts is provided for the utility model;

[0022] Figure 5The utility model provides a kind of quick positioning mechanism's lifting seat internal structure schematic view for mechanical hardware parts processing is proposed by the utility model;

[0023] Figure 6 The utility model provides a kind of quick positioning mechanism's workbench internal structure schematic view for mechanical hardware parts processing is proposed by the utility model.

[0024] Legend:

[0025] 1, rotating table;2, storage board;3, screw;4, sliding sleeve;5, sliding seat;6, push block;7, fixed shaft;8, V-shaped clamp;9, torsion spring;10, antiskid column;11, connecting rod;12, triangular rotating plate;13, sliding rail;14, lifting seat;15, support;16, roller;17, motor;18, workbench;19, air cylinder;20, cross push plate;21, guide rod;22, extension plate. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only 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 those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Reference Figure 1 - Figure 4 An embodiment provided by the utility model: a kind of quick positioning mechanism for mechanical hardware parts processing, including rotating table 1, the upper surface of rotating table 1 is fixedly connected with storage board 2, and the preliminary positioning of part is carried out by storage board 2, rotating table 1 is rotatably connected with screw 3 in the inside, the outer wall of screw 3 is threadedly connected with sliding sleeve 4, the outer wall of sliding sleeve 4 is fixedly connected with sliding seat 5, and the thread relationship of screw 3 and sliding sleeve 4 is driven screw 3 cooperation, so that sliding sleeve 4 drives sliding seat 5 to move with the rotation of screw 3, the upper surface of sliding seat 5 is provided with clamping assembly, and clamping assembly is used to position and fix part, sliding seat 5 is slidably connected with sliding rail 13 in the inside, and the movement of sliding seat 5 is guided by sliding rail 13, the outer wall of sliding seat 5 is provided with linkage assembly, and linkage assembly is used to drive three sliding seats 5 synchronous movement;

[0028] The clamping assembly comprises a pushing block 6, the lower surface of the pushing block 6 is fixedly connected to the upper surface of the sliding seat 5, the inner part of the pushing block 6 is fixedly connected with a fixed shaft 7, the outer wall of the fixed shaft 7 is rotatably connected with a V-shaped clamp 8, the outer wall of the fixed shaft 7 is sleeved with a torsion spring 9, both ends of the V-shaped clamp 8 are fixedly connected with anti-skid columns 10, the pushing block 6 is moved by the sliding seat 5, so that the V-shaped clamp 8 is in close contact with the part, at this time, the V-shaped clamp 8 is rotated on the outer wall of the fixed shaft 7 by the supporting force of the part, and the torsion spring 9 is twisted, when the V-shaped clamp 8 is rotated to a certain angle, the anti-skid columns 10 at both ends of the V-shaped clamp 8 are in close contact with the part, three V-shaped clamps 8 are used to clamp parts of different shapes, in addition, when the V-shaped clamp 8 is loosened, the V-shaped clamp 8 can be brought back to the original position by the rebound of the torsion spring 9, so as to be convenient for next use, the linkage assembly comprises a connecting rod 11, one end of the connecting rod 11 is rotatably connected to the outer wall of the sliding seat 5, the other end of the connecting rod 11 is rotatably connected with a triangular rotating plate 12, the outer wall of the triangular rotating plate 12 is rotatably connected in the inner part of the rotating table 1, one end of the connecting rod 11 is moved by the movement of the sliding seat 5, at this time, the triangular rotating plate 12 is pushed to rotate by the other end of the connecting rod 11, then the three connecting rods 11 are synchronously moved by the rotation of the triangular rotating plate 12, and then the three sliding seats 5 are synchronously moved;

[0029] By reference Figure 1 、 Figure 5 and Figure 6The outer wall of the rotating table 1 is provided with an auxiliary assembly for assisting the stable rotation of the rotating table 1. The outer wall of the rotating table 1 is rotatably connected with a lifting seat 14. The inner part of the lifting seat 14 is fixedly connected with a motor 17. The output end of the motor 17 is fixedly connected with the rotating table 1. The motor 17 drives the rotating table 1 to rotate, thereby driving the upper part to rotate and adjust. The outer wall of the lifting seat 14 is fixedly connected with an extension plate 22. The outer wall of the lifting seat 14 is slidably connected with a workbench 18. The inner part of the workbench 18 is fixedly connected with a pneumatic cylinder 19. The output end of the pneumatic cylinder 19 is fixedly connected with a cross push plate 20. The upper surface of the cross push plate 20 is fixedly connected with the lower surface of the lifting seat 14. The lower surface of the lifting seat 14 is fixedly connected with a guide rod 21. The pneumatic cylinder 19 drives the cross push plate 20 to move, and then the cross push plate 20 drives the lifting seat 14 to slide in the workbench 18, thereby driving the workpiece to adjust the height. In this process, the guide rod 21 guides the movement of the lifting seat 14. The auxiliary assembly comprises a support 15. The outer wall of the support 15 is fixedly connected with the outer wall of the rotating table 1. The inner part of the support 15 is provided with a roller 16. The outer wall of the roller 16 is slidably connected with the inner part of the lifting seat 14. When the rotating table 1 rotates, the support 15 and the roller 16 move, so that the roller 16 slides in the lifting seat 14, thereby assisting the rotation of the rotating table 1. The lower surface of the sliding rail 13 is fixedly connected with the inner part of the rotating table 1. The sliding rail 13 guides the sliding seat 5. One end of the torsion spring 9 is fixedly connected with the inner wall of the pushing block 6. The other end of the torsion spring 9 is fixedly connected with the inner wall of the V-shaped clamp 8. The outer wall of the extension plate 22 is slidably connected with the inner wall of the workbench 18. The extension plate 22 provides support when the lifting seat 14 lifts. The outer wall of the guide rod 21 is slidably connected with the inner part of the workbench 18. The guide rod 21 guides the lifting of the lifting seat 14.

[0030] Working principle: when the quick positioning mechanism for machining mechanical hardware parts is needed, first, the hardware part is placed on the upper surface of the placing plate 2, then the drive screw 3 is rotated, the sliding sleeve 4 drives the sliding seat 5 to slide in the rotating table 1, at this time, the movement of the sliding seat 5 drives one end of the connecting rod 11 to move, then the other end of the connecting rod 11 drives the triangular rotating plate 12 to rotate, thereby driving the other two sliding seats 5 to move synchronously, at this time, the movement of the three sliding seats 5 drives the three pushing blocks 6 to move relatively, thereby driving the V-shaped clamp 8 to adhere to the outer wall of the hardware part, at this time, the support of the hardware part makes the V-shaped clamp 8 rotate on the outer wall of the fixed shaft 7, at the same time, the torsion spring 9 is twisted, thereby driving the other end of the V-shaped clamp 8 to adhere to the hardware part, thereby pushing the hardware part of different shapes to the center and fixing it;

[0031] In addition, the starting motor 17 drives the rotating table 1 to rotate in the interior of the lifting seat 14, the rotating table 1 drives the roller 16 to slide in the interior of the lifting seat 14 through the rotation, and then the rotation of the rotating table 1 is assisted, the rotating adjustment and positioning of the hardware parts are realized, finally the driving cylinder 19 drives the cross push plate 20 to move, so that the lifting seat 14 is driven to move up and down through the cross push plate 20, and the height positioning of the hardware parts is realized.

[0032] Finally, it should be noted that: the above is only the preferred embodiment of the utility model, and is not used for limiting the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement is carried out to part technical features, any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A quick positioning mechanism for machining mechanical hardware parts, comprising a rotating table (1), characterized in that: The upper surface of the rotating table (1) is fixedly connected with a storage plate (2), the inside of the rotating table (1) is rotatably connected with a screw rod (3), the outer wall of the screw rod (3) is threadedly connected with a sliding sleeve (4), the outer wall of the sliding sleeve (4) is fixedly connected with a sliding seat (5), the upper surface of the sliding seat (5) is provided with a clamping assembly, the clamping assembly is used for positioning and fixing the parts, the inside of the sliding seat (5) is slidably connected with a sliding rail (13), the outer wall of the sliding seat (5) is provided with a linkage assembly, and the linkage assembly is used for driving three sliding seats (5) to move synchronously. The clamping assembly comprises a push block (6), the lower surface of the push block (6) is fixedly connected to the upper surface of the sliding seat (5), the inside of the push block (6) is fixedly connected with a fixed shaft (7), the outer wall of the fixed shaft (7) is rotatably connected with a V-shaped clamp (8), the outer wall of the fixed shaft (7) is sleeved with a torsion spring (9), and the two ends of the V-shaped clamp (8) are fixedly connected with anti-skid columns (10).

2. The quick positioning mechanism for machining of mechanical hardware parts according to claim 1, characterized in that: The linkage assembly comprises a connecting rod (11), one end of the connecting rod (11) is rotatably connected to the outer wall of the sliding seat (5), and the other end of the connecting rod (11) is rotatably connected with a triangular rotating plate (12), and the outer wall of the triangular rotating plate (12) is rotatably connected to the inside of the rotating table (1).

3. The quick positioning mechanism for machining of mechanical hardware parts according to claim 1, characterized in that: The outer wall of the rotating table (1) is provided with an auxiliary assembly, the auxiliary assembly is used for assisting the stable rotation of the rotating table (1), the outer wall of the rotating table (1) is rotatably connected with a lifting seat (14), the inside of the lifting seat (14) is fixedly connected with a motor (17), the output end of the motor (17) is fixedly connected with the rotating table (1), the outer wall of the lifting seat (14) is fixedly connected with an extension plate (22), the outer wall of the lifting seat (14) is slidably connected with a workbench (18), the inside of the workbench (18) is fixedly connected with an air cylinder (19), the output end of the air cylinder (19) is fixedly connected with a cross push plate (20), the upper surface of the cross push plate (20) is fixedly connected to the lower surface of the lifting seat (14), and the lower surface of the lifting seat (14) is fixedly connected with a guide rod (21).

4. The quick positioning mechanism for machining of mechanical hardware parts according to claim 3, characterized in that: The outer wall of the bracket (15) is fixedly connected to the outer wall of the rotating table (1), the inside of the bracket (15) is provided with a roller (16), and the outer wall of the roller (16) is slidably connected to the inside of the lifting seat (14).

5. The quick positioning mechanism for machining of mechanical hardware parts as claimed in claim 1 wherein: The lower surface of the sliding rail (13) is fixedly connected to the inside of the rotating table (1), and the sliding rail (13) is used for guiding the sliding seat (5).

6. The quick positioning mechanism for machining of mechanical hardware parts according to claim 1, characterized in that: One end of the torsion spring (9) is fixedly connected to the inner wall of the push block (6), and the other end of the torsion spring (9) is fixedly connected to the inner wall of the V-shaped clamp (8).

7. The quick positioning mechanism for machining of mechanical hardware parts according to claim 3, characterized in that: The outer wall of the extension plate (22) is slidably connected to the inner wall of the workbench (18), and the extension plate (22) is used for providing support when the lifting seat (14) is lifted.

8. The quick positioning mechanism for machining of mechanical hardware parts according to claim 3, characterized in that: The outer wall of the guide rod (21) is slidingly connected in the interior of the workbench (18), and the guide rod (21) is used for guiding the lifting of the lifting seat (14).

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