Vertical cylindrical grinding machine clamping device

Abstract

The utility model discloses a vertical cylindrical grinding machine clamping device which comprises an angle adjusting module, a left-right moving module, a U-shaped support, an angle ruler and a rotating module. The angle adjusting module comprises a U-shaped plate, and center shafts at the two ends of the containing plate are movably connected with the opposite sides of the U-shaped plate respectively. The device is fixed to a workbench of the vertical cylindrical grinding machine, a cylindrical workpiece needing to be machined is clamped and fixed through the three-jaw chuck, the cylindrical workpiece is moved to the position suitable for machining through the left-right moving module, and the cylindrical workpiece is machined through the rotating module by means of vertical up-and-down movement of a grinding wheel of the vertical cylindrical grinding machine. When the conical surface of the cylindrical workpiece needs to be machined, the tangent plane on one side of the conical surface of the cylindrical workpiece is made to coincide with the vertical moving route of the grinding wheel of the vertical cylindrical grinding machine through the angle adjusting module, the second motor is controlled to be started again, and the cylindrical grinding machine is made to machine the conical surface of the cylindrical workpiece.

Description

Technical Field

[0001] The utility model relates to the technical field of cylindrical grinders, in particular to a clamping device for a vertical cylindrical grinder. Background Art

[0002] Cylindrical grinding machines are used to grind cylindrical, conical, or other shaped workpiece surfaces and shaft shoulder end faces. They are the most widely used and can grind various cylindrical and conical surfaces and shaft shoulder end faces. Among all grinding machines, cylindrical grinding machines are the most widely used type of machine tools. They generally consist of a cast iron bed as the base, a worktable, a headstock and tailstock that support and drive the workpiece to rotate, a grinding wheel frame (grinding head) for mounting the grinding wheel, a horizontal feed mechanism that controls the size of the workpiece, and electrical and hydraulic devices that control the movement of the machine tool's moving parts.

[0003] When processing cylindrical workpieces, the grinding wheel of the vertical cylindrical grinder generally moves vertically up and down. The conventional clamping device cannot change the angle of the workpiece, and the conical surface of the cylindrical workpiece cannot be processed.

[0004] Therefore, it is necessary to provide a vertical cylindrical grinder clamping device to solve the above technical problems. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a clamping device for a vertical cylindrical grinder.

[0006] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0007] A vertical cylindrical grinding machine clamping device includes an angle adjustment module, a left-right movement module, a U-shaped bracket, an angle ruler, and a rotation module;

[0008] Wherein, the angle adjustment module includes a U-shaped plate, the central axes at both ends of the placement plate are movably connected to the opposite sides of the U-shaped plate respectively, the central axis of one end of the placement plate is fixedly connected to the indicator mark, the indicator mark fits the angle ruler, the angle ruler is fixedly connected to one side of the U-shaped plate, the end of the central axis of the other end of the placement plate is fixedly connected to the center of the worm gear, the worm gear engages with the worm, the central axis of the worm passes through and is movably connected to the square plate, the square plate is fixedly connected to the U-shaped plate, the end of the central axis of the worm is fixedly connected to the output shaft of motor one, and the motor one is fixedly connected to the square plate;

[0009] The rotation module includes a second motor, which is fixedly connected to the lower side of the placement plate. The output shaft of the second motor passes through the middle of the placement plate, and the end of the output shaft of the second motor is fixedly connected to the center of the three-jaw chuck.

[0010] Preferably, the left and right moving module includes a pair of symmetrical ball sliders, a corresponding group of the ball sliders are respectively fixedly connected to the lower side of the U-shaped plate, a corresponding pair of the ball sliders are respectively provided with corresponding linear guide rails, and the two linear guide rails are respectively fixedly connected to the upper side of the inner wall of the U-shaped bracket.

[0011] Preferably, the U-shaped plate is threadedly connected to a screw rod, and both ends of the screw rod are movably connected to opposite sides of the U-shaped bracket.

[0012] Preferably, one end of the screw rod passes through one side of the U-shaped bracket.

[0013] Preferably, one end of the screw rod is fixedly connected to the center of the turntable.

[0014] Compared with the related art, the beneficial effects of the present invention are:

[0015] 1. Fix the device on the workbench of the vertical external cylindrical grinder, and use the three-jaw chuck to clamp and fix the cylindrical workpiece to be processed. Move the cylindrical workpiece to a suitable processing position by moving the module left and right. Use the rotating module to use the grinding wheel of the vertical external cylindrical grinder to move vertically up and down to process the cylindrical workpiece. When the conical surface of the cylindrical workpiece needs to be processed, use the angle adjustment module to make the side section of the conical surface of the cylindrical workpiece coincide with the vertical up and down movement path of the grinding wheel of the vertical external cylindrical grinder. Then control the second motor to start again, and the external cylindrical grinder will process the conical surface of the cylindrical workpiece.

[0016] 2. This device is easy to operate and has strong practicality. It can process different surfaces of cylindrical workpieces. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of the present utility model.

[0018] Figure 2 It is a three-dimensional schematic diagram of the present utility model.

[0019] Figure 3 It is a three-dimensional schematic diagram of the present utility model.

[0020] Figure 4 This is a schematic diagram of the connection structure of some parts of the utility model.

[0021] Figure 5 This is a schematic diagram of the connection structure of some parts of the utility model.

[0022] In the picture:

[0023] 1: Angle adjustment module, 11, placement plate, 12, indicator, 13, worm gear, 14, motor 1, 15, square plate, 16, worm, 17, U-shaped plate;

[0024] 2: Left and right moving module, 21, turntable, 22, ball slider, 23, linear guide, 24, screw;

[0025] 3. U-shaped bracket;

[0026] 4. Angle ruler;

[0027] 5: Rotation module, 51, three-jaw chuck, 52, motor 2;

[0028] 6. Cylindrical workpieces. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0030] A vertical cylindrical grinding machine clamping device includes an angle adjustment module 1, a left-right movement module 2, a U-shaped bracket 3, an angle ruler 4, and a rotation module 5;

[0031] Wherein, the angle adjustment module 1 includes a U-shaped plate 17, the central axes of both ends of the placement plate 11 are movably connected to the opposite sides of the U-shaped plate 17, the central axis of one end of the placement plate 11 is fixedly connected to the indicator 12, the indicator 12 fits the angle ruler 4, the angle ruler 4 is fixedly connected to one side of the U-shaped plate 17, the end of the central axis of the other end of the placement plate 11 is fixedly connected to the center of the worm gear 13, the worm gear 13 engages with the worm 16, the central axis of the worm 16 passes through and is movably connected to the square plate 15, the square plate 15 is fixedly connected to the U-shaped plate 17, the end of the central axis of the worm 16 is fixedly connected to the output shaft of the motor 14, and the motor 14 is fixedly connected to the square plate 15;

[0032] The rotation module 5 includes a second motor 52 , which is fixedly connected to the lower side of the placement plate 11 , and the output shaft of the second motor 52 passes through the middle of the placement plate 11 , and the end of the output shaft of the second motor 52 is fixedly connected to the center of the three-jaw chuck 51 .

[0033] The left-right moving module 2 includes a symmetrical pair of ball sliders 22, and a corresponding group of the ball sliders 22 are respectively fixedly connected to the lower side of the U-shaped plate 17. A corresponding linear guide rail 23 is respectively provided in the corresponding pair of the ball sliders 22, and the two linear guide rails 23 are respectively fixedly connected to the upper side of the inner wall of the U-shaped bracket 3.

[0034] The U-shaped plate 17 is threadedly connected to the screw rod 24 , and two ends of the screw rod 24 are movably connected to the opposite sides of the U-shaped bracket 3 .

[0035] One end of the screw rod 24 passes through one side of the U-shaped bracket 3 .

[0036] One end of the screw rod 24 is fixedly connected to the center of the turntable 21 .

[0037] Working principle: This device is fixed on the workbench of the vertical external cylindrical grinder, so that the three-jaw chuck 51 clamps and fixes the cylindrical workpiece 6 to be processed, and the turntable 21 is rotated. The turntable 21 drives the screw 24 to rotate, and the screw 24 drives the U-shaped plate 17 to move. The U-shaped plate 17 drives the angle adjustment module 1, the rotation module 5, and the cylindrical workpiece 6 to move. At the same time, the U-shaped plate 17 drives the corresponding ball sliders 22 to slide along the linear guide rails 23 to move the cylindrical workpiece 6 to a position suitable for processing. At this time, the turntable 21 is stopped, and then the second motor 52 is started. The second motor 52 drives the cylindrical workpiece 6 to rotate through the three-jaw chuck 51, and the grinding wheel of the vertical external cylindrical grinder is used to move vertically up and down to process the cylindrical workpiece 6.

[0038] When it is necessary to process the conical surface of the cylindrical workpiece 6, start motor 14, motor 14 drives the worm 16 to rotate, the worm 16 engages the worm gear 13 to rotate, the worm gear 13 drives the placement plate 11 to move, and the placement plate 11 drives the three-jaw chuck 51, the cylindrical workpiece 6, the indicator mark 12, etc. to move. At this time, observe the direction of the indicator mark 12. When the indicator mark 12 points to the appropriate value on the angle ruler 4, turn off motor 14. At this time, the cylindrical workpiece 6 is adjusted to a suitable angle, so that the side section of the conical surface of the cylindrical workpiece 6 coincides with the vertical up and down movement route of the grinding wheel of the vertical external cylindrical grinder, and control motor 2 52 to start again, so that the external cylindrical grinder processes the conical surface of the cylindrical workpiece 6.

[0039] Beneficial effects: This device is fixed on the workbench of the vertical external cylindrical grinder, so that the three-jaw chuck 51 clamps and fixes the cylindrical workpiece 6 to be processed, and the cylindrical workpiece 6 is moved to a position suitable for processing by moving the module 2 left and right. By rotating the module 5, the cylindrical workpiece 6 is processed by the vertical external cylindrical grinder's grinding wheel moving vertically up and down. When the conical surface of the cylindrical workpiece 6 needs to be processed, the angle adjustment module 1 is used to make the side section of the conical surface of the cylindrical workpiece 6 coincide with the vertical up and down movement route of the grinding wheel of the vertical external cylindrical grinder, and the motor 2 52 is controlled to start again, so that the external cylindrical grinder processes the conical surface of the cylindrical workpiece 6.

[0040] 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 device for a vertical cylindrical grinder, characterized in that: The vertical cylindrical grinding machine clamping device includes: Angle adjustment module (1), left and right movement module (2), U-shaped bracket (3), angle ruler (4), rotation module (5); Wherein, the angle adjustment module (1) comprises a U-shaped plate (17), the central axes at both ends of the placement plate (11) are movably connected to the opposite sides of the U-shaped plate (17), the central axis of one end of the placement plate (11) is fixedly connected to the indicator (12), the indicator (12) is attached to the angle ruler (4), the angle ruler (4) is fixedly connected to one side of the U-shaped plate (17), the end of the central axis of the other end of the placement plate (11) is fixedly connected to the center of the worm gear (13), the worm gear (13) engages with the worm (16), the central axis of the worm (16) passes through and is movably connected to the square plate (15), the square plate (15) is fixedly connected to the U-shaped plate (17), the end of the central axis of the worm (16) is fixedly connected to the output shaft of the motor (14), and the motor (14) is fixedly connected to the square plate (15); The rotation module (5) includes a second motor (52), which is fixedly connected to the lower side of the placement plate (11), and the output shaft of the second motor (52) passes through the middle of the placement plate (11), and the end of the output shaft of the second motor (52) is fixedly connected to the center of the three-jaw chuck (51).

2. The clamping device of the vertical cylindrical grinding machine according to claim 1, characterized in that: The left-right moving module (2) comprises a pair of symmetrical ball sliders (22), wherein a corresponding group of the ball sliders (22) are respectively fixedly connected to the lower side of the U-shaped plate (17), and a corresponding linear guide rail (23) is respectively provided in the corresponding pair of the ball sliders (22), and the two linear guide rails (23) are respectively fixedly connected to the upper side of the inner wall of the U-shaped bracket (3).

3. The clamping device of the vertical cylindrical grinder according to claim 2, characterized in that: The U-shaped plate (17) is threadedly connected to a screw rod (24), and two ends of the screw rod (24) are movably connected to opposite sides of the U-shaped bracket (3).

4. The clamping device for a vertical cylindrical grinding machine according to claim 3, characterized in that: One end of the screw rod (24) passes through one side of the U-shaped bracket (3).

5. The clamping device for a vertical cylindrical grinding machine according to claim 4, characterized in that: One end of the screw rod (24) is fixedly connected to the center of the turntable (21).

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