Special device for grinding titanium alloy workpiece

Abstract

The utility model relates to the technical field of machining, in particular to a special device for grinding a titanium alloy workpiece, which comprises a workpiece driving mechanism and a workpiece positioning mechanism, the workpiece driving mechanism consists of an iron core and a magnetic pole, and the workpiece positioning mechanism consists of a connecting disc, a groove disc, a supporting seat and a support. A carbon brush and a sliding ring are arranged between the connecting disc and the iron core, a coil and two T-shaped grooves are arranged in the groove disc, and a support is arranged on the side, away from the iron core, of the supporting seat. When the coil is powered on, the magnetic poles and the like have magnetism, the workpiece is attracted to the end face of the magnetic pole in a slightly eccentric mode, the two supporting seats can be adjusted in the T-shaped groove of the groove disc in the circumferential direction by screwing the bolts so as to obtain the most appropriate supporting included angle, the supporting can be adjusted in the radial direction so as to adapt to workpieces of different diameters, and a positioning mechanism and a driving mechanism of the workpiece are separated. Therefore, the machining precision is not affected by the rotation precision of the machine tool spindle, workpiece clamping is fast, efficiency is high, and workpiece deformation is small.

Description

Technical Field

[0001] The utility model relates to the technical field of machining, in particular to a special device for grinding titanium alloy workpieces. Background Art

[0002] Machining refers to the process of changing the shape, size or performance of a workpiece through a mechanical device. According to the difference in processing methods, machining can be divided into cutting processing and pressure processing. During the grinding process of titanium alloy workpieces with small wall thickness, a fixture is required to clamp the titanium alloy workpiece. When using a traditional mechanical three-jaw self-centering manual fixture to clamp the titanium alloy workpiece, there are problems such as slow workpiece clamping, low efficiency, large workpiece deformation, and the machining accuracy is easily affected by the rotational accuracy of the machine tool spindle. Therefore, a special device for grinding titanium alloy workpieces is proposed to solve the above-mentioned problems. Content of the Utility Model

[0003] Aiming at the problems in the prior art, the utility model provides a special device for grinding titanium alloy workpieces.

[0004] The technical solution adopted by the utility model to solve its technical problems is a special device for grinding titanium alloy workpieces, including a workpiece driving mechanism and a workpiece positioning mechanism. The workpiece driving mechanism consists of an iron core and magnetic poles. The workpiece positioning mechanism consists of a connecting disk, a groove disk, a support seat and a support. The iron core is arranged in the groove disk. A carbon brush and a slip ring are arranged between the connecting disk and the iron core. Two T-shaped grooves are arranged in the groove disk. The two support seats can be adjusted respectively along the circumferential direction in the T-shaped grooves of the groove disk to obtain the most suitable support angle. A support is arranged on the side of the support seat away from the iron core. The support can be adjusted radially to adapt to workpieces with different diameters.

[0005] By adopting the above technical solution, when the coil is energized, the magnetic poles are magnetized, and the workpiece is adsorbed on the magnetic pole end face slightly eccentrically. By turning the bolt, the two support seats can be adjusted respectively along the circumferential direction in the T-shaped grooves of the groove disk to obtain the most suitable support angle. The support can be adjusted radially to adapt to workpieces with different diameters. The positioning mechanism and the driving mechanism of the workpiece are separated. Therefore, the machining accuracy is not affected by the rotational accuracy of the machine tool spindle, the workpiece clamping is fast, the efficiency is high, and the workpiece deformation is small.

[0006] Specifically, the connecting disk is fixed on the wall of the headstock of the machine tool.

[0007] Specifically, the workpiece driving mechanism is connected to the machine tool spindle, and the workpiece driving mechanism is driven to rotate by the machine tool spindle.

[0008] Specifically, each of the said supporting seats and the corresponding supports is provided with a chute, and the chute directions of the two cross. The supporting seat and the corresponding support are connected by bolts and lock nuts placed in the chutes of the two.

[0009] Specifically, the magnetic pole is a magnetic conductor.

[0010] Advantages of the utility model:

[0011] (1) For the special device for grinding titanium alloy workpieces of the utility model, when the coil is energized, the magnetic poles etc. are magnetized, and the workpiece is adsorbed on the end face of the magnetic pole with a slight eccentricity. By turning the bolts, the two supporting seats can be adjusted respectively in the circumferential direction in the T-shaped grooves of the groove disc to obtain the most suitable supporting angle.

[0012] (2) For the special device for grinding titanium alloy workpieces of the utility model, the support can be adjusted radially to adapt to workpieces of different diameters. The positioning mechanism and the driving mechanism of the workpiece are separated. Therefore, the machining accuracy is not affected by the rotation accuracy of the machine tool spindle, and the workpiece can be clamped quickly, with high efficiency and small workpiece deformation. Description of the drawings

[0013] The following further describes the utility model in conjunction with the drawings and embodiments.

[0014] Figure 1 is the front view of the utility model;

[0015] Figure 2 is the sectional view of the utility model.

[0016] In the figure: 1, connection disc; 2, iron core; 3, groove disc; 4, supporting seat; 5, support; 6, magnetic pole; 7, coil; 8, carbon brush; 9, slip ring. Specific embodiments

[0017] In order to make the technical means, creative features, achieved purposes and effects of the utility model easy to understand, the following further elaborates the utility model in conjunction with specific embodiments.

[0018] In order to improve the clamping efficiency and machining accuracy, as an embodiment of the utility model, such as Figure 1 、 Figure 2As shown in the figure, a special device for grinding titanium alloy workpieces according to the present utility model includes a workpiece driving mechanism and a workpiece positioning mechanism. The workpiece driving mechanism consists of an iron core 2 and a magnetic pole 6. The workpiece positioning mechanism consists of a connecting disk 1, a groove disk 3, a supporting seat 4, and a support 5. The iron core 2 is arranged in the groove disk 3. A carbon brush 8 and a slip ring 9 are provided between the connecting disk 1 and the iron core 2. Two coils 7 and two T-shaped grooves are arranged in the groove disk 3. The two supporting seats 4 can be adjusted respectively along the circumferential direction in the T-shaped grooves of the groove disk 3 to obtain the most suitable supporting angle. A support 5 is provided on the side of the supporting seat 4 away from the iron core 2. The support 5 can be adjusted radially to adapt to workpieces of different diameters.

[0019] During use, the coil 7 is energized, and structures such as the magnetic pole 6 are magnetized. The workpiece is adsorbed on the end face of the magnetic pole 6 with a slight eccentricity. By turning the bolt (prior art, not marked), the two supporting seats 4 can be adjusted respectively along the circumferential direction in the T-shaped grooves of the groove disk 3 to obtain the most suitable supporting angle. The support 5 can be adjusted radially to adapt to workpieces of different diameters. The positioning mechanism and the driving mechanism of the workpiece are separated. Therefore, the machining accuracy is not affected by the rotation accuracy of the machine tool spindle, and the workpiece clamping in the embodiment provided by the present application is fast, efficient, and the workpiece deformation is small.

[0020] The connecting disk 1 is fixed on the wall of the headstock of the machine tool by bolts.

[0021] The workpiece driving mechanism is connected to the machine tool spindle and is driven to rotate by the machine tool spindle.

[0022] Each supporting seat 4 and the corresponding support 5 are provided with sliding grooves, and the sliding groove directions of the two are crossed. The supporting seat 4 and the corresponding support 5 are connected by bolts and locking nuts placed in the sliding grooves of the two.

[0023] The magnetic pole 6 is a magnetic conductor.

[0024] When the present utility model is in use, the connecting disk 1 is fixed on the wall of the headstock of the machine tool, and the workpiece driving mechanism is connected to the machine tool spindle;

[0025] The coil 7 is energized, and structures such as the magnetic pole 6 are magnetized. The workpiece is adsorbed on the end face of the magnetic pole 6 with a slight eccentricity. By turning the bolt (prior art, not marked), the two supporting seats 4 can be adjusted respectively along the circumferential direction in the T-shaped grooves of the groove disk 3 to obtain the most suitable supporting angle;

[0026] The support 5 can be adjusted radially to adapt to workpieces of different diameters. The positioning mechanism and the driving mechanism of the workpiece are separated. Therefore, the machining accuracy is not affected by the rotation accuracy of the machine tool spindle, and the workpiece clamping is fast, efficient, and the workpiece deformation is small.

[0027] The foregoing has shown and described the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the descriptions in the specification only illustrate the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and all such changes and improvements fall within the scope of protection required by the present utility model. The scope of protection required by the present utility model is defined by the appended claims and their equivalents, and the content not described in detail in the present utility model belongs to the well-known prior art in the art.

Claims

1. A special device for grinding titanium alloy workpieces, characterized in that: The invention comprises a workpiece driving mechanism and a workpiece positioning mechanism, wherein the workpiece driving mechanism is composed of an iron core (2) and a magnetic pole (6), and the workpiece positioning mechanism is composed of a connecting disk (1), a slot disk (3), a support seat (4), and a support (5). The iron core (2) is arranged in the slot disk (3), and a carbon brush (8) and a slip ring (9) are arranged between the connecting disk (1) and the iron core (2). A coil (7) and two T-shaped slots are arranged in the slot disk (3), and the two support seats (4) can be adjusted in the circumferential direction in the T-shaped slot of the slot disk (3) to obtain the most suitable support angle. A support (5) is arranged on the side of the support seat (4) away from the iron core (2), and the support (5) can be adjusted radially to adapt to workpieces of different diameters.

2. A special device for grinding titanium alloy workpieces according to claim 1, characterized in that: The connection plate (1) is fixed on the headstock wall of the machine tool.

3. The special device for grinding titanium alloy workpieces according to claim 1, characterized in that: The workpiece driving mechanism is connected to the machine tool spindle, and the workpiece driving mechanism is driven to rotate by the machine tool spindle.

4. The special device for grinding titanium alloy workpieces according to claim 1, characterized in that: Each of the support seats (4) and the corresponding support (5) is provided with a slide groove, the directions of the slide grooves of the two are intersecting, and the support seat (4) and the corresponding support (5) are connected by bolts and locking nuts placed in the slide grooves of the two.

5. The special device for grinding titanium alloy workpieces according to claim 1, characterized in that: The magnetic pole (6) is a magnetic conductor.

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