Bidirectional clamping device for bearing

Abstract

The bidirectional clamping device comprises a working table, a servo motor is fixedly installed at the bottom of the outer surface of the working table, a first screw rod is fixedly installed at the output end of the servo motor, and the top of the first screw rod is movably connected to the middle end of the top of an inner cavity of the working table through a bearing. Through the arrangement of the workbench, a bearing needing to be clamped and fixed can be supported, and through the arrangement of a servo motor, a first screw rod, a first bevel gear, a second bevel gear, a second screw rod, a vertical plate, a spring and a first clamping plate, the effect of preliminarily clamping and fixing the bearing is achieved; and meanwhile, a first screw rod, a guide plate, a guide hole, an L-shaped vertical rod and a second clamping plate are arranged, so that the effect of clamping and fixing the bearing is further achieved, the bearing is effectively prevented from deviating, the overall operation is convenient and rapid, and great convenience is brought to the work of personnel.

Description

Technical Field

[0001] The utility model relates to the technical field of bearing production, in particular to a bidirectional clamping device for bearings. Background Art

[0002] Bearings are an important component in mechanical equipment. Their main function is to support mechanical rotating bodies, reduce the friction coefficient during their movement, and ensure their rotation accuracy. Bearings can be divided into two categories: rolling bearings and sliding bearings. During the production process of bearings, clamping devices are required to fix them.

[0003] For example, the Chinese utility model provides "a bearing clamping device", and its announcement number is: CN213730473U, which includes a support plate and a clamping mechanism; the support plate is fixedly connected to the push cylinder through a fixed bracket, a fixed plate is arranged on the upper surface of the support plate, the clamping mechanism is connected to the fixed plate through a screw rod, the clamping mechanism includes a clamping plate and a V-shaped groove located in the middle part of the clamping plate, the push cylinder piston rod is provided with a movable carrier plate, a positioning mechanism is arranged on the movable carrier plate, the positioning mechanism includes a clamping block and a spring, the clamping block is connected to the fixed plate through a guide column The blocks are connected, the straight line where the length direction of the guide column is located is perpendicular to the straight line where the length direction of the screw rod is located, the bearing is clamped and fixed, to avoid falling during movement and subsequent assembly after clamping, and to ensure the stability of the clamping. The bearing clamping device in the above technology uses a screw rod to push the clamping plate to move to clamp and fix the two sides of the bearing. Since a single operation requires manual operation of the screw rod to rotate multiple circles, it is easy to cause arm pain to the personnel during multiple cycles of operation, which greatly increases the labor intensity of the personnel's daily work and is not conducive to personnel use. Utility Model Content

[0004] The purpose of the utility model is to provide a bidirectional clamping device for bearings, which has the advantage of being able to clamp and fix bearings quickly and effectively, bringing great convenience to personnel in their daily work, and solves the problem that the bearing clamping device in the above-mentioned technology uses a screw rod to push the clamping plate to move during use to clamp and fix the two sides of the bearing. Since a single operation requires manual operation of the screw rod to rotate multiple circles, it is easy to cause arm pain to personnel during multiple cycles of operation, which greatly increases the labor intensity of personnel in their daily work.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bidirectional clamping device for bearings, comprising a workbench, a servo motor is fixedly installed on the bottom of the outer surface of the workbench, a first screw is fixedly installed on the output end of the servo motor, the top of the first screw is movably connected to the middle end of the top of the inner cavity of the workbench through a bearing, the lower end of the first screw is fixedly installed with a first bevel gear, the middle end of the first screw is threadedly connected with a guide plate, both ends of the guide plate are provided with guide holes, the upper ends of the guide holes are movably connected with an L-shaped vertical rod, the top of the L-shaped vertical rod is fixedly connected with a second clamping plate, the lower ends on both sides of the inner cavity of the workbench are movably connected with second screws through bearings, the sides of the two second screws close to each other are fixedly installed with second bevel gears, the second bevel gears are meshed with the first bevel gear, the surface of the second screw is threadedly connected with a vertical plate, the upper ends of the sides of the two vertical plates close to each other are fixedly connected with a spring, and the ends of the two springs close to each other are fixedly connected with the first clamping plate.

[0006] As a preferred solution, a guide slide bar is movably connected between the middle end of the vertical plate and the surface of the guide plate, and the surface of the guide slide bar is fixedly connected to the upper end of the inner cavity of the workbench.

[0007] As a preferred solution, both ends of the top of the workbench are fixedly connected to guide rods, and the upper ends of the L-shaped vertical rods are movably connected to the surfaces of the guide rods.

[0008] As a preferred solution, a protective cover is movably connected between the surface of the first screw and the surface of the second screw via a bearing, and the bottom of the protective cover is fixedly connected to the middle end of the bottom of the inner cavity of the workbench.

[0009] As a preferred solution, both ends of the two first clamping plates on the side away from each other are fixedly connected to limit rods, and the surface of the limit rods is movably connected to the upper end of the vertical plate.

[0010] As a preferred solution, support seats are fixedly connected to the four sides of the bottom of the outer surface of the workbench, and a movable door is movably connected to the front surface of the workbench through hinges.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model can support the bearings that need to be clamped and fixed by setting the workbench. The servo motor, the first screw, the first bevel gear, the second bevel gear, the second screw, the vertical plate, the spring and the first clamping plate can achieve the effect of preliminary clamping and fixing the bearings. At the same time, the setting of the first screw, the guide plate, the guide hole, the L-shaped vertical rod and the second clamping plate can further achieve the effect of clamping and fixing the bearings, effectively avoiding the deviation of the bearings. The overall operation is convenient and fast, which brings great convenience to the work of personnel.

[0013] 2. The utility model achieves the purpose of supporting and guiding the vertical plate and the guide plate by setting the guide slide rod, thereby preventing the vertical plate and the guide plate from tilting and rotating during the movement; the utility model achieves the purpose of supporting and guiding the upper end of the L-shaped vertical rod by setting the guide rod, thereby preventing the L-shaped vertical rod from tilting during the movement; the utility model achieves the purpose of protecting the first bevel gear and the second bevel gear around by setting the protective cover; the utility model achieves the purpose of limiting and guiding the first clamping plate by setting the limit rod, thereby preventing the first clamping plate from tilting during the movement; and the utility model achieves the purpose of supporting the workbench by setting the support seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the utility model;

[0015] Figure 2 This is a schematic diagram of the cross-sectional structure of the workbench of the utility model;

[0016] Figure 3 This is a schematic diagram of the cross-sectional structure of the protective cover of the utility model;

[0017] Figure 4 It is a schematic diagram of the right side cross-sectional structure of the guide plate of the utility model.

[0018] In the figure: 1. workbench; 2. support seat; 3. movable door; 4. vertical plate; 5. limit rod; 6. spring; 7. first clamping plate; 8. second clamping plate; 9. guide rod; 10. L-shaped vertical rod; 11. guide slide rod; 12. first screw; 13. protective cover; 14. servo motor; 15. second screw; 16. guide plate; 17. guide hole; 18. first bevel gear; 19. second bevel gear. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-4A bidirectional clamping device for bearings comprises a workbench 1, a servo motor 14 is fixedly mounted on the bottom of the outer surface of the workbench 1, a first screw 12 is fixedly mounted on the output end of the servo motor 14, the top of the first screw 12 is movably connected to the middle end of the top of the inner cavity of the workbench 1 through a bearing, a first bevel gear 18 is fixedly mounted on the lower end of the first screw 12, a guide plate 16 is threadedly connected to the middle end of the first screw 12, guide holes 17 are opened at both ends of the guide plate 16, and an L is movably connected to the upper end of the guide hole 17 shaped vertical rod 10, the top of the L-shaped vertical rod 10 is fixedly connected with the second clamping plate 8, the lower ends of both sides of the inner cavity of the workbench 1 are movably connected with the second screw rod 15 through bearings, the second bevel gear 19 is fixedly installed on the side where the two second screw rods 15 are close to each other, the second bevel gear 19 is meshed with the first bevel gear 18, the surface of the second screw rod 15 is threadedly connected with the vertical plate 4, the upper ends of the two vertical plates 4 close to each other are fixedly connected with the spring 6, and the end of the two springs 6 close to each other is fixedly connected with the first clamping plate 7.

[0021] Through the above technical scheme, through the setting of the workbench 1, the bearings that need to be clamped and fixed can be supported, and through the setting of the servo motor 14, the first screw 12, the first bevel gear 18, the second bevel gear 19, the second screw 15, the vertical plate 4, the spring 6 and the first clamping plate 7, the effect of preliminary clamping and fixing the bearing is achieved. At the same time, through the setting of the first screw 12, the guide plate 16, the guide hole 17, the L-shaped vertical rod 10 and the second clamping plate 8, the effect of clamping and fixing the bearing is further achieved, which effectively avoids the deviation of the bearing, and the overall operation is convenient and fast, which brings great convenience to the work of personnel.

[0022] A guide slide bar 11 is movably connected between the middle end of the vertical plate 4 and the surface of the guide plate 16 , and the surface of the guide slide bar 11 is fixedly connected to the upper end of the inner cavity of the workbench 1 .

[0023] Through the above technical solution, by setting the guide slide bar 11, the purpose of supporting and guiding the vertical plate 4 and the guide plate 16 is achieved, thereby preventing the vertical plate 4 and the guide plate 16 from tilting and rotating during the movement.

[0024] Both ends of the top of the workbench 1 are fixedly connected with guide rods 9 , and the upper ends of the L-shaped vertical rods 10 are movably connected to the surfaces of the guide rods 9 .

[0025] Through the above technical solution, by setting the guide rod 9, the purpose of supporting and guiding the upper end of the L-shaped vertical rod 10 is achieved, thereby preventing the L-shaped vertical rod 10 from tilting during the movement.

[0026] A protective cover 13 is movably connected between the surface of the first screw rod 12 and the surface of the second screw rod 15 via a bearing, and the bottom of the protective cover 13 is fixedly connected to the middle end of the bottom of the inner cavity of the workbench 1 .

[0027] Through the above technical solution and the provision of the protective cover 13, the purpose of protecting the first bevel gear 18 and the second bevel gear 19 is achieved.

[0028] Both ends of the two first clamping plates 7 that are away from each other are fixedly connected to the limiting rod 5 , and the surface of the limiting rod 5 is movably connected to the upper end of the vertical plate 4 .

[0029] Through the above technical solution and the setting of the limiting rod 5, the purpose of limiting and guiding the first clamping plate 7 is achieved, thereby preventing the first clamping plate 7 from tilting during the movement.

[0030] The bottom of the outer surface of the workbench 1 is fixedly connected with a support base 2 on all sides, and the front surface of the workbench 1 is movably connected with a movable door 3 through a hinge.

[0031] Through the above technical solution and the provision of the support base 2, the purpose of supporting the workbench 1 is achieved.

[0032] The working principle of the utility model is as follows: through the setting of the workbench 1, the bearing to be clamped and fixed can be supported, and by starting the servo motor 14, the first screw 12 and the first bevel gear 18 can be driven to rotate. The rotation of the first bevel gear 18 can drive the second bevel gear 19 and the second screw 15 to rotate, and drive the two sets of vertical plates 4 to move toward the side close to each other along the surface of the second screw 15. The movement of the vertical plate 4 can drive the spring 6 and the first clamping plate 7 to move, so that the first clamping plate 7 can contact the two sides of the bearing in advance, thereby achieving the effect of preliminary clamping and fixing the bearing. At the same time, under the action of the rotation of the first screw 12, the guide plate 16 and the guide hole 17 can move upward. When the guide hole 17 moves, it can push the L-shaped vertical rod 10 to move through the inclined surface. When the L-shaped vertical rod 10 moves, it can drive the second clamping plate 8 to move until the surface of the second clamping plate 8 can be in close contact with the inner surface of the bearing, thereby further achieving the effect of clamping and fixing the bearing, effectively avoiding the bearing from being offset, and the overall operation is convenient and fast, which brings great convenience to the work of personnel.

[0033] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the utility model.

Claims

1. A bidirectional clamping device for a bearing, comprising a workbench (1), characterized in that: A servo motor (14) is fixedly mounted on the bottom of the outer surface of the workbench (1); a first screw rod (12) is fixedly mounted on the output end of the servo motor (14); the top of the first screw rod (12) is movably connected to the middle end of the top of the inner cavity of the workbench (1) via a bearing; a first bevel gear (18) is fixedly mounted on the lower end of the first screw rod (12); a guide plate (16) is threadedly connected to the middle end of the first screw rod (12); guide holes (17) are formed at both ends of the guide plate (16); an L-shaped vertical rod (10) is movably connected to the upper end of the guide hole (17); and the L-shaped vertical rod (10) is movably connected to the upper end of the guide hole (17). The top of the rod (10) is fixedly connected to a second clamping plate (8), the lower ends of both sides of the inner cavity of the workbench (1) are movably connected to second screw rods (15) through bearings, a second bevel gear (19) is fixedly installed on the side where the two second screw rods (15) are close to each other, and the second bevel gear (19) is meshed with the first bevel gear (18), the surface of the second screw rod (15) is threadedly connected to a vertical plate (4), the upper ends of the two vertical plates (4) are fixedly connected to the side where the two vertical plates (4) are close to each other are springs (6), and the ends of the two springs (6) are fixedly connected to the first clamping plate (7).

2. A bidirectional clamping device for a bearing according to claim 1, characterized in that: A guide slide bar (11) is movably connected between the middle end of the vertical plate (4) and the surface of the guide plate (16), and the surface of the guide slide bar (11) is fixedly connected to the upper end of the inner cavity of the workbench (1).

3. A bidirectional clamping device for a bearing according to claim 1, characterized in that: Both ends of the top of the workbench (1) are fixedly connected to guide rods (9), and the upper ends of the L-shaped vertical rods (10) are movably connected to the surfaces of the guide rods (9).

4. A bidirectional clamping device for a bearing according to claim 1, characterized in that: A protective cover (13) is movably connected between the surface of the first screw rod (12) and the surface of the second screw rod (15) via a bearing, and the bottom of the protective cover (13) is fixedly connected to the middle end of the bottom of the inner cavity of the workbench (1).

5. A bidirectional clamping device for a bearing according to claim 1, characterized in that: Both ends of the two first clamping plates (7) on the side away from each other are fixedly connected to a limiting rod (5), and the surface of the limiting rod (5) is movably connected to the upper end of the vertical plate (4).

6. A bidirectional clamping device for a bearing according to claim 1, characterized in that: The bottom of the outer surface of the workbench (1) is fixedly connected to support seats (2) on all sides, and the front surface of the workbench (1) is movably connected to a movable door (3) via hinges.

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