Machining tool for numerical control machining center

Abstract

The utility model relates to the technical field of numerical control machining, and discloses a machining tool for a numerical control machining center, which comprises a supporting base, a rotating chassis, an adjusting clamping assembly and supporting legs, the rotating chassis is arranged at the top of the supporting base, the adjusting clamping assembly is arranged at the top of the rotating chassis, and the supporting legs are arranged on the rotating chassis. The supporting legs are fixedly connected to the bottom of the supporting base, the adjusting clamping assembly comprises a clamping platform, a mounting groove, a rotating lead screw, a rotating bolt, a moving block and a clamping block, the clamping platform is arranged at the top of the rotating chassis, the mounting groove is formed in the top of the clamping platform, and the rotating lead screw is rotationally connected to the interior of the mounting groove. According to the machining tool for the numerical control machining center, the rotating bolts rotate to drive the rotating lead screws to rotate, then the moving blocks are driven to move, the clamping blocks clamp parts, the three rotating bolts can independently control the clamping blocks to move, and the special-shaped parts can be clamped conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of numerical control machining, in particular to a machining tool for a numerical control machining center. Background Art

[0002] The axle box of an EMU is a key component that supports and protects the wheel axle, and it undertakes the important function of transmitting the vehicle's weight and traction. The processing of the axle box of an EMU refers to the process of processing and manufacturing the axle box of the EMU.

[0003] According to the publication number CN218556295U, a positioning fixture for a CNC machining center is disclosed, including a base, a lead screw is rotatably connected to the inner wall of one side of the base, and a circular through hole is provided on the other side of the base, one end of the lead screw extends to the outside of the base at the circular through hole, and the lead screw is threadedly connected to a nut on the outside of the rod body inside the base, and the top of the nut is fixedly connected to a support rod, a strip opening is provided on the top of the base near the nut, the top of the support rod extends to the outside of the base at the strip opening, and the top of the support rod is fixedly connected to a clamping plate, and a side plate is fixedly connected to the top of the base away from the clamping plate, and threaded through holes are provided on both sides of the plate body of the side plate. The utility model can ensure stable clamping of the parts when the parts have curved surfaces or special shapes, and adjusting the initial position of the pad can also facilitate the positioning of the parts, thereby expanding the scope of application of the device.

[0004] However, the above device still has shortcomings. The arc plate is used to clamp the special-shaped or arc-surface parts. The special-shaped parts can be clamped, but they cannot be rotated after clamping, which affects the processing efficiency. Utility Model Content

[0005] The purpose of the utility model is to provide a processing tool for a CNC machining center to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a processing tool for a CNC machining center, comprising a supporting base, a rotating chassis, an adjusting clamping assembly and supporting feet, the rotating chassis is arranged on the top of the supporting base, the adjusting clamping assembly is arranged on the top of the rotating chassis, and the supporting feet are fixedly connected to the bottom of the supporting base.

[0007] The adjusting clamping assembly includes a clamping platform, a mounting groove, a rotating screw, a rotating bolt, a moving block and a clamping block. The clamping platform is arranged on the top of the rotating chassis, the mounting groove is opened on the top of the clamping platform, the rotating screw is rotatably connected to the inside of the mounting groove, the rotating bolt is rotatably connected to the outside of the clamping platform, the moving block is threadedly connected to the outside of the rotating screw, the clamping block is fixedly connected to the top of the moving block, one end of the rotating bolt passes through the clamping platform and is fixedly connected to the rotating screw, so that the rotation of the rotating bolt drives the rotating screw to rotate, and then drives the moving block to move, so that the clamping block clamps the parts.

[0008] Preferably, the number of the rotating bolts is three, and the three rotating bolts can independently control the movement of each clamping block, so as to facilitate clamping of special-shaped parts.

[0009] Preferably, the clamping block includes a block body, a spring telescopic rod and a rubber plate, the block body is fixedly connected to the top of the moving block, the spring telescopic rod is fixedly connected to the inside of the block body, and the rubber plate is fixedly connected to one end of the spring telescopic rod. The spring telescopic rod is evenly distributed inside the block body, and cooperates with the rubber plate to adapt to the clamping of the special-shaped surfaces of special-shaped parts, ensuring good clamping stability.

[0010] Preferably, the rotating chassis includes an outer shell, a support block, a rotating block, a fixed frame and a rotating drum, the outer shell is fixedly connected to the top of the supporting base, the support block is fixedly connected to the inside of the outer shell, the rotating block is rotatably connected to the top of the support block, the fixed frame is installed on one side of the support block, the rotating drum is rotatably connected to the inside of the fixed frame, the clamping platform is fixedly connected to the top of the rotating block, and the top of the rotating drum is movably connected to the bottom of the outer shell, so that the clamping platform can rotate, which is convenient for processing different positions of the clamped parts, reducing the work of disassembling and assembling parts, and improving the processing efficiency after clamping.

[0011] Preferably, a reinforcement block is provided on the top of the moving block, and the clamping block is ensured to be firmly fixed by the reinforcement block.

[0012] Preferably, an anti-skid pad is provided at the bottom of the supporting foot, and the friction between the device and the desktop is increased by the anti-skid pad to ensure that no deviation occurs during clamping processing.

[0013] Preferably, a groove is provided on the outside of the rotating bolt, and the groove is used to increase the friction with the hand to facilitate the rotation of the rotating bolt.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The processing tooling of the CNC machining center drives the rotating screw to rotate by rotating the rotating bolt, and then drives the moving block to move, so that the clamping block clamps the parts. The three rotating bolts can independently control the movement of each clamping block, which is convenient for clamping special-shaped parts.

[0016] 2. The CNC machining center uses processing tooling, which drives the clamping platform to rotate through the rotating block and the rotating drum, so as to facilitate the processing of the clamped parts in different positions, reduce the work of disassembling and assembling parts, and improve the processing efficiency after clamping. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the adjustable clamping assembly of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the clamping block of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the rotating chassis of the utility model.

[0021] In the figure: 1. support base; 2. rotating chassis; 3. adjusting clamping assembly; 4. supporting foot; 201. housing; 202. supporting block; 203. rotating block; 204. fixing frame; 205. rotating drum; 301. clamping platform; 302. mounting groove; 303. rotating screw rod; 304. rotating bolt; 305. moving block; 306. clamping block; 310. block body; 311. spring telescopic rod; 312. rubber sheet. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 The utility model provides a technical solution: a processing tool for a CNC machining center, including a supporting base 1, a rotating chassis 2, an adjusting clamping assembly 3 and a supporting foot 4, the rotating chassis 2 is arranged on the top of the supporting base 1, the adjusting clamping assembly 3 is arranged on the top of the rotating chassis 2, the supporting foot 4 is fixedly connected to the bottom of the supporting base 1, and an anti-slip pad is arranged at the bottom of the supporting foot 4. The friction between the device and the desktop is increased by the anti-slip pad to ensure that no deviation occurs during clamping processing.

[0024] The adjusting clamping assembly 3 includes a clamping platform 301, a mounting groove 302, a rotating screw rod 303, a rotating bolt 304, a moving block 305 and a clamping block 306. The clamping platform 301 is arranged on the top of the rotating chassis 2, the mounting groove 302 is opened on the top of the clamping platform 301, the rotating screw rod 303 is rotatably connected to the inside of the mounting groove 302, the rotating bolt 304 is rotatably connected to the outside of the clamping platform 301, the moving block 305 is threadedly connected to the outside of the rotating screw rod 303, the clamping block 306 is fixedly connected to the top of the moving block 305, and one end of the rotating bolt 304 passes through the clamping platform 301. It is fixedly connected to the rotating screw 303, so the rotation of the rotating bolt 304 drives the rotating screw 303 to rotate, and then drives the moving block 305 to move, so that the clamping block 306 clamps the parts. The number of rotating bolts 304 is three, and the three rotating bolts 304 can independently control the movement of each clamping block 306, which is convenient for clamping special-shaped parts. A reinforcement block is provided on the top of the moving block 305, and the reinforcement block is used to ensure that the clamping block 306 is firmly fixed. The outside of the rotating bolt 304 is provided with a groove, which is used to increase the friction with the hand to facilitate the rotation of the rotating bolt 304.

[0025] The clamping block 306 includes a block body 310, a spring telescopic rod 311 and a rubber plate 312. The block body 310 is fixedly connected to the top of the moving block 305, the spring telescopic rod 311 is fixedly connected to the inside of the block body 310, and the rubber plate 312 is fixedly connected to one end of the spring telescopic rod 311. The spring telescopic rod 311 is evenly distributed inside the block body 310. With the function of the rubber plate 312, it can adapt to the clamping of the special-shaped surfaces of special-shaped parts to ensure good clamping stability.

[0026] The rotating chassis 2 includes an outer shell 201, a support block 202, a rotating block 203, a fixed frame 204 and a rotating drum 205. The outer shell 201 is fixedly connected to the top of the supporting base 1, the support block 202 is fixedly connected to the inside of the outer shell 201, the rotating block 203 is rotatably connected to the top of the support block 202, the fixed frame 204 is installed on one side of the support block 202, the rotating drum 205 is rotatably connected to the inside of the fixed frame 204, the clamping platform 301 is fixedly connected to the top of the rotating block 203, and the top of the rotating drum 205 is movably connected to the bottom of the outer shell 201, so that the clamping platform 301 can rotate, which is convenient for processing the clamped parts at different positions, reducing the work of disassembling and assembling parts, and improving the processing efficiency after clamping.

[0027] When in use, the parts are placed on the housing 201, and then the rotating bolt 304 is used to drive the clamping block 306 to move and clamp the parts. When the clamping block 306 contacts the parts, the spring telescopic rod 311 inside the clamping block 306 will change due to the clamping force and the shape of the clamping surface of the parts, thereby ensuring that the clamping is more secure. After clamping is completed, the adjustable clamping assembly 3 can be rotated by rotating the chassis 2, so as to be used for processing different positions of the parts.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A machining tool for a CNC machining center, comprising a support base (1), a rotating chassis (2), an adjustment clamping assembly (3) and a support foot (4), characterized in that: The rotating chassis (2) is arranged on the top of the supporting base (1), the adjusting clamping assembly (3) is arranged on the top of the rotating chassis (2), and the supporting foot (4) is fixedly connected to the bottom of the supporting base (1); The adjusting clamping assembly (3) comprises a clamping platform (301), a mounting groove (302), a rotating screw rod (303), a rotating bolt (304), a moving block (305) and a clamping block (306); the clamping platform (301) is arranged on the top of the rotating chassis (2); the mounting groove (302) is opened on the top of the clamping platform (301); the rotating screw rod (303) is rotatably connected to the inside of the mounting groove (302); the rotating bolt (304) is rotatably connected to the outside of the clamping platform (301); the moving block (305) is threadedly connected to the outside of the rotating screw rod (303); and the clamping block (306) is fixedly connected to the top of the moving block (305); The number of the rotating bolts (304) is three, and the three rotating bolts (304) can independently control the movement of each clamping block (306); The clamping block (306) comprises a block body (310), a spring telescopic rod (311) and a rubber plate (312); the block body (310) is fixedly connected to the top of the moving block (305); the spring telescopic rod (311) is fixedly connected to the inside of the block body (310); and the rubber plate (312) is fixedly connected to one end of the spring telescopic rod (311); The rotating chassis (2) comprises an outer shell (201), a support block (202), a rotating block (203), a fixed frame (204) and a rotating drum (205); the outer shell (201) is fixedly connected to the top of the supporting base (1); the support block (202) is fixedly connected to the inside of the outer shell (201); the rotating block (203) is rotatably connected to the top of the supporting block (202); the fixed frame (204) is installed on one side of the supporting block (202); and the rotating drum (205) is rotatably connected to the inside of the fixed frame (204).

2. The processing tool for a CNC machining center according to claim 1, characterized in that: A reinforcement block is arranged on the top of the moving block (305).

3. The processing tool for a CNC machining center according to claim 1, characterized in that: The bottom of the supporting foot (4) is provided with an anti-slip pad.

4. The processing tool for a CNC machining center according to claim 1, characterized in that: The exterior of the rotating bolt (304) is provided with a groove.

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