Clamping mechanism for mechanical design and manufacturing

Abstract

The utility model discloses a clamping mechanism for mechanical design and manufacture, which comprises a movable turntable, the bottom of the movable turntable is connected with a driving motor through a pin shaft, the upper surface of the movable turntable is fixedly provided with a clamping seat, a movable frame is embedded in the clamping seat, the surface of the movable frame is internally provided with a transmission screw rod, and the transmission screw rod is connected with the driving motor through a pin shaft. Clamping blocks are installed on the surfaces of the transmission lead screws, non-slip mats are fixedly installed on the inner walls of the upper ends of the clamping blocks, screw holes are formed in the surfaces of the movable rotating discs, and bolts are in threaded connection with the interiors of the screw holes. The multiple sets of moving frames are annularly distributed on the surface of the movable rotating disc and installed on the movable rotating disc through bolts, the corresponding number of the moving frames used is selected according to the actual appearance of a workpiece, structural waste is avoided, meanwhile, the moving frames and clamping blocks are used according to the actual appearance of the workpiece, the clamping fitting degree of the clamping mechanism to the workpiece is improved, and the working efficiency is improved. And the clamping stability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical manufacturing, in particular to a clamping mechanism for mechanical design and manufacturing. Background Art

[0002] In the process of mechanical design and manufacturing, steel structures are usually installed and welded. When welding the workpiece, a clamping mechanism is used to fix the position of the workpiece to ensure that the workpiece is more stable during welding.

[0003] During use of the existing clamping mechanism, the clamping assembly is not conducive to increasing or decreasing the number of components used according to the actual shape of the workpiece, resulting in poor clamping fit of the clamping assembly, and structural waste of the clamping assembly, resulting in insufficient flexibility of use.

[0004] Therefore, those skilled in the art provide a clamping mechanism for mechanical design and manufacturing to solve the problems raised in the above background technology. Utility Model Content

[0005] The purpose of the present utility model is to provide a clamping mechanism for mechanical design and manufacturing, so as to solve the problem that during use of the existing clamping mechanism proposed in the above background technology, the clamping assembly is not conducive to increasing or decreasing the number of components used according to the actual shape of the workpiece, resulting in poor clamping fit of the clamping assembly, and there is structural waste in the use of the clamping assembly, resulting in insufficient flexibility in use.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] A clamping mechanism for mechanical design and manufacturing includes: a movable turntable, a bottom pin shaft of the movable turntable is connected to a drive motor, a clamping seat is fixedly installed on the upper surface of the movable turntable, a movable frame is embedded in the interior of the clamping seat, a transmission screw is installed on the surface of the movable frame, and a clamping block is installed on the surface of the transmission screw, an anti-slip pad is fixedly installed on the inner wall of the upper end of the clamping block, a screw hole is opened on the surface of the movable turntable, and a bolt is threadedly connected to the inner surface of the screw hole.

[0008] As a further solution of the present invention: the clamping blocks are connected to the movable frame via a transmission screw, and the movable frame is distributed in a ring shape with respect to the center line of the movable turntable.

[0009] As a further solution of the present invention: sliding grooves are provided on both sides of the transmission screw, and the clamping block and the sliding grooves cooperate with each other to form a sliding connection.

[0010] As a further solution of the present invention: a center seat is fixedly installed in the middle of the upper surface of the movable turntable, and a bracket is fixedly connected to the surface of the center seat.

[0011] As a further solution of the present invention: the central seat and one end of the movable frame are connected by mortise and tenon joints, and a movable connection is formed between the central seat and the movable frame.

[0012] As a further solution of the present invention: the movable frame is connected to the movable turntable by bolts, and the movable frame and the movable turntable are movably connected.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. There are multiple sets of mobile racks distributed in a ring on the surface of the movable turntable. The mobile racks are installed on the movable turntable by bolts. The corresponding number of mobile racks is selected according to the actual shape of the workpiece to avoid structural waste. At the same time, the mobile racks and clamps are used according to the actual shape of the workpiece, thereby improving the clamping fit of the clamping mechanism to the workpiece and improving the clamping stability.

[0015] 2. One set of mobile frames corresponds to one set of clamping blocks. The clamping blocks form a sliding structure with the mobile frames through the transmission screw. The transmission screw is used to move and adjust the position of the clamping blocks to clamp the workpiece, which is beneficial to improve the flexibility of clamping. A driving motor is installed at the bottom of the movable turntable, which is used to drive the movable turntable to rotate, adjust the clamping angle, and improve operational flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The figure is a structural diagram of a clamping mechanism used in mechanical design and manufacturing.

[0017] Figure 2 This is a schematic diagram of the second-angle structural view of a clamping mechanism used in mechanical design and manufacturing.

[0018] Figure 3 A clamping mechanism for mechanical design and manufacturing Figure 2 Schematic diagram of the structure enlarged at point A in the middle.

[0019] Figure 4 This is a schematic diagram of the bottom structure of a movable turntable in a clamping mechanism used in mechanical design and manufacturing.

[0020] In the figure: 1. movable turntable; 2. card seat; 3. movable frame; 4. center seat; 5. bracket; 6. clamping block; 7. screw hole; 8. bolt; 9. transmission screw; 10. drive motor; 11. anti-slip pad; 12. slide groove. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figures 1 to 4 The embodiment of the utility model provides a clamping mechanism for mechanical design and manufacturing, comprising: a movable turntable 1, a driving motor 10 is connected to the bottom pin shaft of the movable turntable 1, a clamping seat 2 is fixedly installed on the upper surface of the movable turntable 1, a movable frame 3 is embedded in the inner part of the clamping seat 2, a center seat 4 is fixedly installed in the middle of the upper surface of the movable turntable 1, and a bracket 5 is fixedly connected to the surface of the center seat 4, one end of the center seat 4 and the movable frame 3 are connected by mortise and tenon, and a movable connection is formed between the center seat 4 and the movable frame 3, the movable frame 3 is connected to the movable turntable 1 by bolts 8, and a movable connection is formed between the movable frame 3 and the movable turntable 1;

[0023] Specifically, the movable frame 3 and the center seat 4 are connected by mortise and tenon joints and can be separated from the center seat 4. The movable frame 3 and the movable turntable 1 are installed and connected by bolts 8. By removing the bolts 8, the movable frame 3 can be disassembled and used. The number and position of the movable frame 3 can be disassembled and replaced according to the actual shape of the workpiece, thereby avoiding structural waste and improving the clamping fit.

[0024] A transmission screw 9 is installed inside the surface of the mobile frame 3, and a clamping block 6 is installed on the surface of the transmission screw 9. The inner wall of the upper end of the clamping block 6 is fixedly installed with an anti-slip pad 11. A screw hole 7 is opened on the surface of the movable turntable 1, and a bolt 8 is connected to the inner thread of the screw hole 7. The clamping block 6 is connected to the mobile frame 3 through the transmission screw 9, and the mobile frame 3 is distributed in a ring about the center line of the movable turntable 1. Slide grooves 12 are provided on both sides of the transmission screw 9. The clamping block 6 and the slide groove 12 cooperate with each other to form a sliding connection;

[0025] Specifically, there are several groups distributed in a ring on the surface of the movable turntable 1, and at the same time, a group of mobile frames 3 is equipped with a group of clamping blocks 6. The transmission screw 9 will drive the clamping blocks 6 to move. The setting of multiple groups of mobile frames 3 can realize the clamping and positioning of the workpiece from different directions, thereby improving the stability of the clamping.

[0026] The working principle of the present invention is as follows: when using the present invention, the workpiece is placed on the bracket 5 above the center seat 4, and then, according to the shape of the workpiece, the number of movable racks 3 to be used is selected, and according to the actual shape of the workpiece, the position of the movable rack 3 is adjusted. First, the movable rack 3 that is not needed is disassembled by using bolts 8. The movable rack 3 and the center seat 4 are movably connected. The movable rack 3 is removed from the movable turntable 1. When reassembly is required, the movable rack 3 is installed on the movable turntable 1 using bolts 8. Second, the driving motor 10 is used to drive the movable turntable 1 to rotate, and the angle of the movable turntable 1 and the movable rack 3 on the movable turntable 1 are adjusted. Secondly, the transmission screw 9 is used to drive the clamping block 6 to move, and the clamping block 6 moves along the surface of the movable rack 3 so that the clamping block 6 clamps the workpiece.

[0027] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A clamping mechanism for mechanical design and manufacturing, characterized in that: include: A movable turntable (1), the bottom pin shaft of the movable turntable (1) is connected to a driving motor (10), a base (2) is fixedly installed on the upper surface of the movable turntable (1), a movable frame (3) is embedded in the interior of the base (2), a transmission screw (9) is installed on the surface of the movable frame (3), and a clamping block (6) is installed on the surface of the transmission screw (9), an anti-slip pad (11) is fixedly installed on the inner wall of the upper end of the clamping block (6), a screw hole (7) is opened on the surface of the movable turntable (1), and a bolt (8) is connected to the inner thread of the screw hole (7).

2. A clamping mechanism for mechanical design and manufacturing according to claim 1, characterized in that: The clamping block (6) is connected to the movable frame (3) via a transmission screw rod (9), and the movable frame (3) is distributed in a ring shape with respect to the center line of the movable turntable (1).

3. A clamping mechanism for mechanical design and manufacturing according to claim 1, characterized in that: Slide grooves (12) are provided on both sides of the transmission screw rod (9), and the clamping block (6) and the slide grooves (12) cooperate with each other to form a sliding connection.

4. A clamping mechanism for mechanical design and manufacturing according to claim 1, characterized in that: A center seat (4) is fixedly installed in the middle of the upper surface of the movable turntable (1), and a bracket (5) is fixedly connected to the surface of the center seat (4).

5. A clamping mechanism for mechanical design and manufacturing according to claim 4, characterized in that: The central seat (4) and one end of the movable frame (3) are connected by mortise and tenon joints, and a movable connection is formed between the central seat (4) and the movable frame (3).

6. A clamping mechanism for mechanical design and manufacturing according to claim 1, characterized in that: The movable frame (3) is connected to the movable turntable (1) via bolts (8), and a movable connection is formed between the movable frame (3) and the movable turntable (1).

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