Clamping tool for bearing machining

Abstract

The utility model belongs to the technical field of bearing machining, and particularly relates to a clamping tool for bearing machining, which comprises a base, a clamping table is rotatably mounted on the upper surface of the base, a locking mechanism for locking and fixing the clamping table after the clamping table is rotated is fixed on the upper surface of the base, and a plurality of movable blocks which are circumferentially and uniformly arranged are mounted on the upper surface of the clamping table. A plurality of driving mechanisms for driving the movable blocks to move in the radial direction are fixed to the positions, close to the edge, of the upper surface of the clamping table, and clamping columns capable of being adjusted in the radial direction are installed on the movable blocks. The multiple driving mechanisms drive the multiple movable blocks to move in the radial direction so that the multiple clamping columns can clamp a bearing, meanwhile, the clamping columns can clamp bearings of more sizes by adjusting the positions of the clamping columns on the movable blocks, and the clamping device has a larger clamping range and higher clamping capacity.

Description

TECHNICAL FIELD

[0001] The utility model belongs to bearing processing technical field, concretely relates to a clamping tool for bearing processing. BACKGROUND

[0002] Bearing is an important part in contemporary mechanical equipment. Its main function is to support the mechanical rotating body, reduce the friction coefficient in its movement process, and ensure its rotation accuracy, and the bearing needs to be clamped and fixed during processing.

[0003] The Chinese patent with publication number CN220699344U discloses a clamping mechanism for bearing processing, which comprises a clamping seat, a clamping groove is formed in the middle of the clamping seat, a clamping ring is arranged in the clamping groove, an opening is formed in the middle of the clamping ring, and a plurality of clamping assemblies for clamping bearings are arranged in an annular array on the outer side of the clamping ring; the clamping assembly comprises a drive shaft that penetrates and is slidingly arranged on the clamping ring, a drive assembly is arranged in the clamping groove to drive the drive shaft to slide, and an annular clamping plate is arranged on the end of the drive shaft close to the inside of the clamping ring; the existing technology can achieve clamping in two directions of the bearing, but requires more power sources, resulting in huge production costs and resource waste, and the mechanism only clamps the bearing by abutting the clamping plate, which can easily cause the bearing to slip during processing and has poor clamping effect.

[0004] The clamping mechanism for bearing processing described above clamps the bearing by rotating the drive ring in the clamping groove, thereby driving the wedge-shaped plate to rotate, driving the drive wheel abutting thereto to move, driving the drive shaft to extend and retract in the clamping ring, and thereby driving the plurality of annular clamping plates to clamp the outside of the bearing. Although this clamping method can achieve rapid clamping, it has limited clamping range for bearings of different sizes and insufficient clamping capacity, and cannot meet the clamping of bearings of more sizes. TECHNICAL FIELD

[0005] In view of the problems existing in the prior art, the purpose of the utility model is to provide a clamping tool for bearing processing, which can achieve greater range of clamping adjustment and meet the clamping of bearings of more sizes.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] A clamping tool for bearing processing, comprising a base, a clamping table is rotatably installed on the upper surface of the base, and a locking mechanism is fixed on the upper surface of the base to lock and fix the clamping table after rotation;

[0008] The upper surface of the clamping table is provided with a plurality of movable blocks arranged uniformly in a circle, and a plurality of driving mechanisms for driving the movable blocks to move radially are fixed on the upper surface of the clamping table near the edge, the movable blocks are provided with clamping columns capable of adjusting the radial position, and a plurality of movable clamping grooves for guiding the movable blocks are formed in the upper surface of the clamping table.

[0009] Further, a guide groove is formed in the upper surface of the movable block along the length direction of the movable block, the guide groove penetrates through the movable block, and the upper surface of the movable block is provided with uniformly arranged scale lines.

[0010] The lower end of the movable block is fixed with a clamping edge, and a threaded hole is formed in one end of the movable block facing the driving mechanism.

[0011] Further, the lower end of the clamping column is fixed with a clamping block clamped in the guide groove, and a stop screw is threadedly installed on the clamping block and tightly contacts the bottom surface of the guide groove.

[0012] Further, the driving mechanism comprises a fixed plate fixed on the clamping table, a lead screw is rotatably installed on the fixed plate and matched with the threaded hole, and the other side of the fixed plate is fixed with a driving motor for driving the lead screw to rotate.

[0013] Further, a mounting hole is formed in the center of the upper surface of the base, and a rotating shaft is fixedly installed in the mounting hole in the center of the lower surface of the clamping table.

[0014] Further, the locking mechanism comprises a supporting plate fixed on the base, and a tightening screw is threadedly installed on the supporting plate.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The plurality of clamping columns can clamp the bearings by driving the plurality of movable blocks to move radially through the plurality of driving mechanisms, and the position of the clamping column on the movable block can be adjusted, so that the clamping column can clamp bearings of more sizes, and the clamping range is larger and the clamping capacity is stronger.

[0017] 2. The bearings are clamped by the clamping table, and the direction can be adjusted according to the actual processing needs by rotating the clamping table, so that the use is more flexible and convenient. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a whole structure schematic view of the utility model;

[0019] Figure 2 It is a movable block schematic view of the utility model;

[0020] Figure 3 It is a clamping column schematic view of the utility model;

[0021] Figure 4The utility model discloses a driving mechanism schematic view.

[0022] Figure 5 The utility model discloses a locking mechanism schematic view.

[0023] In the drawing, the component list that each sign represents is as follows:

[0024] 1, base, 11, mounting hole, 2, clamping table, 21, movable clamping groove, 3, clamping column, 31, clamping block, 32, stop screw, 4, driving mechanism, 41, screw rod, 42, fixed plate, 43, driving motor, 5, movable block, 51, scale line, 52, guide groove, 53, threaded hole, 54, clamping edge, 6, locking mechanism, 61, support plate, 62, tightening screw. Specific implementation

[0025] In order to make the purpose and the advantage of the utility model more clearly clear, the following with example to the utility model carries out specific explanation.It should be understood that the following text is only used to describe one or several specific implementation of the utility model, and does not strictly limit the protection scope of the utility model specific request.

[0026] As Figure 1 Shown, a kind of bearing machining clamping tool, including base 1, the upper surface of base 1 is rotatably installed clamping table 2, and the upper surface of base 1 is fixed with locking mechanism 6, which is locked and fixed after rotating clamping table 2, the bearing is clamped by clamping table 2, and the direction is adjusted according to actual processing needs by the rotation of clamping table 2, and it is more flexible and convenient to use.

[0027] As Figure 1 Shown, the upper surface of clamping table 2 is installed with a plurality of movable blocks 5 arranged uniformly in a circle, and the upper surface of clamping table 2 is fixed with a plurality of driving mechanisms 4 near the edge, which drive the radial movement of movable block 5, movable block 5 is installed with clamping column 3, which can be adjusted in radial position, the upper surface of clamping table 2 is provided with a plurality of movable clamping grooves 21 for guiding movable block 5, the radial movement of a plurality of movable blocks 5 is driven by a plurality of driving mechanisms 4, so that a plurality of clamping columns 3 clamp the bearing, and the position of clamping column 3 on movable block 5 is adjusted to meet the clamping of clamping column 3 on more sizes of bearings, with greater clamping range and stronger clamping capacity.

[0028] As Figure 2 Shown, the upper surface of movable block 5 is provided with guide groove 52 along the length direction thereof, guide groove 52 penetrates movable block 5, and the upper surface of movable block 5 is provided with uniformly arranged scale lines 51.

[0029] As Figure 2As shown, the lower end of the movable block 5 is fixed with a clamping edge 54, the movable block, and the end of the movable block 5 facing the driving mechanism 4 is provided with a threaded hole 53, and the movable block 5 is driven and matched with the driving mechanism 4 by the threaded hole 53.

[0030] As shown in the figure, Figure 3 As shown, the lower end of the clamping column 3 is fixed with a clamping block 31 clamped in the guide groove 52, the clamping block 31 is provided with a stop screw 32 screwed on the bottom surface of the guide groove 52, and the clamping column 3 is clamped in the guide groove 52 by the clamping block 31, and the clamping block 31 is locked and fixed by screwing the stop screw 32 against the groove bottom of the guide groove 52.

[0031] As shown in the figure, Figure 4 As shown, the driving mechanism 4 includes a fixed plate 42 fixed on the clamping table 2, a lead screw 41 matched with the threaded hole 53 is rotatably installed on the fixed plate 42, and the other side of the fixed plate 42 is fixed with a driving motor 43 driving the rotation of the lead screw 41. The driving motor 43 drives the lead screw 41 to rotate, and the rotating lead screw 41 drives the radial movement of the movable block 5.

[0032] As shown in the figure, Figure 5 As shown, the upper surface of the base 1 is provided with a mounting hole 11 in the center, and the lower side of the clamping table 2 is fixed with a rotating shaft mounted in the mounting hole 11. The clamping table 2 is installed in the mounting hole 11 through the rotating shaft, and the rotating installation of the rotating shaft is realized by the bearing installed in the mounting hole 11.

[0033] As shown in the figure, Figure 5 As shown, the locking mechanism 6 includes a support plate 61 fixed on the base 1, and a tightening screw 62 is threadedly installed on the support plate 61. The support plate 61 supports and fixes the tightening screw 62, and locks and fixes the clamping table 2 by screwing the tightening screw 62.

[0034] The working principle of the utility model is: when clamping the bearing during machining, it is placed between the plurality of clamping columns 3, at this time, the driving motor 43 drives the lead screw 41 to rotate, and the rotating lead screw 41 drives the movable block 5 to drive the clamping column 3 to approach the bearing to clamp and fix it.

[0035] When the size of the bearing is small, loosen the stop screw 32, adjust the clamping column 3 to the center of the clamping table 2, and adjust according to the corresponding scale line 51. After adjustment, tighten the stop screw 32 again to lock and fix the clamping block 31, so as to complete the adjustment of the bearing clamping.

[0036] The above merely describes preferred embodiments of the present application, and it should be noted that, for those skilled in the art, without departing from the principles of the present application, a number of improvements and refinements can be made, and these improvements and refinements should also be considered as the protection scope of the present application. Structures, devices and operation methods not specifically described and explained in the present application are implemented according to conventional means in the art, unless otherwise specified and limited.

Claims

1. A clamping tool for bearing machining, comprising a base (1), characterized in that: The upper surface of the base (1) is rotatably provided with a clamping table (2), and the upper surface of the base (1) is fixedly provided with a locking mechanism (6) for locking the clamping table (2) after rotation. A plurality of movable blocks (5) are uniformly arranged in a circumferential manner on the upper surface of the clamping table (2), and a plurality of driving mechanisms (4) for driving the movable blocks (5) to move radially are fixedly arranged on the upper surface of the clamping table (2) near the edge, the movable blocks (5) are provided with clamping columns (3) capable of adjusting the radial position, and a plurality of movable clamping grooves (21) for guiding the movable blocks (5) are formed on the upper surface of the clamping table (2).

2. The clamping tool for bearing machining according to claim 1, characterized in that: A guide groove (52) is formed on the upper surface of the movable block (5) along the length direction, the guide groove (52) penetrates the movable block (5), and the upper surface of the movable block (5) is provided with uniformly arranged scale lines (51). The lower end of the movable block (5) is fixedly provided with a clamping edge (54), and one end of the movable block (5) facing the driving mechanism (4) is provided with a threaded hole (53).

3. The clamping tool for bearing machining according to claim 2, characterized in that: The lower end of the clamping column (3) is fixedly provided with a clamping block (31) clamped in the guide groove (52), and the clamping block (31) is threadedly provided with a stop screw (32) abutting against the bottom surface of the guide groove (52).

4. The clamping tool for bearing machining according to claim 2, characterized in that: The driving mechanism (4) comprises a fixed plate (42) fixed on the clamping table (2), a lead screw (41) cooperated with the threaded hole (53) is rotatably arranged on the fixed plate (42), and the other side of the fixed plate (42) is fixedly provided with a driving motor (43) for driving the lead screw (41) to rotate.

5. The clamping tool for bearing machining according to claim 1, characterized in that: The upper surface of the base (1) is provided with a mounting hole (11) in the center, and the lower surface of the clamping table (2) is fixedly provided with a rotating shaft mounted in the mounting hole (11).

6. The clamping tool for bearing machining according to claim 1, characterized in that: The locking mechanism (6) comprises a supporting plate (61) fixed on the base (1), and a tightening screw (62) is threadedly arranged on the supporting plate (61).

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