Rapid positioning device for measuring clearance of deep groove ball bearing

Abstract

The utility model discloses a rapid positioning device for measuring the clearance of a deep groove ball bearing, which comprises a base, the upper surface of the base is fixedly connected with an electric telescopic rod, the output end of the electric telescopic rod is fixedly connected with a supporting block, the upper bottom wall of the supporting block is fixedly connected with a motor II, and the output end of the motor II is fixedly connected with a screw rod I; a third motor is fixedly connected to the upper bottom wall of the connecting rod; a first gear is fixedly connected to the output end of the third motor; a rack is meshed with the surface of one side of the gear; a connecting plate is fixedly connected to one end of the rack; the side surface of the double-thread screw is in threaded connection with a clamping jaw. Through the components, the outer ring and the inner ring of the bearing can be respectively fixed and can be adjusted according to the size of the bearing, and the inner ring can respectively perform radial movement and axial movement under the action of the electric telescopic rod, the screw rod I and the connecting rod, so that different clearances can be conveniently measured.

Description

Technical Field

[0001] The utility model relates to the technical field of bearing measurement, in particular to a rapid positioning device for measuring the clearance of a deep groove ball bearing. Background Art

[0002] Existing quick positioning devices for measuring the clearance of deep groove ball bearings all fix the outer ring and inner ring of the deep groove ball bearing separately, and then drive one of the rings to move axially or radially. Although it can effectively detect the clearance of deep groove ball bearings, it can only fix one type of deep groove ball bearing and can only detect the clearance of movement in one direction. For example, a radial clearance measuring device for deep groove ball bearings disclosed in a Chinese patent, its application number is CN202223088405.4, the device can measure deep groove ball bearings of various specifications and models, and can effectively fix the bearing to be tested, avoiding the deviation of the bearing to be tested during measurement and ultimately affecting the measurement result, thereby improving the measurement efficiency of the measuring device, but the fixation is not firm enough, and it is easy to cause deviation when driving the bearing to move, and it can only detect radial clearance but not axial clearance of the bearing, so its use has limitations. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a rapid positioning device for measuring the clearance of a deep groove ball bearing. Two sets of devices are used to fix the outer ring and the inner ring of the deep groove ball bearing respectively, and the fixation can be carried out according to the size of the bearing, thereby improving the practicality and universality of the device. The device can also drive the inner ring of the bearing to perform axial and radial movement during measurement, thereby facilitating the detection of the axial clearance and radial clearance of the deep groove ball bearing according to the usage conditions.

[0004] The utility model also provides a quick positioning device for measuring the clearance of a deep groove ball bearing, comprising: a base, a fixing plate fixedly connected to the upper surface of the base, a gear three being rotatably connected to the inner side wall of the fixing plate, a gear four being meshed with the side surface of the gear three, a screw rod two being fixedly connected to the side surface of the screw rod two, a shaft cylinder being threadedly connected to the side surface of the screw rod two, and a fixing block being fixedly connected to one end of the shaft cylinder away from the screw rod two;

[0005] The upper surface of the base is fixedly connected to an electric telescopic rod, the output end of the electric telescopic rod is fixedly connected to a support block, the upper bottom wall of the support block is fixedly connected to a second motor, the output end of the second motor is fixedly connected to a first screw, and the side surface of the first screw is threadedly connected to a connecting rod;

[0006] The upper bottom wall of the connecting rod is fixedly connected to motor three, the output end of motor three is fixedly connected to gear one, the side surface of gear one is meshed with a rack, one end of the rack is fixedly connected to a connecting plate, the side surface of the connecting plate is fixedly connected to motor four, the output end of motor four is fixedly connected to a double-headed screw, and the side surface of the double-headed screw is threadedly connected to a claw. Through these components, the outer ring of the deep groove ball bearing can be fixed with a fixed block, and the inner ring of the deep groove ball bearing can be fixed with a claw. The claw can be adjusted according to the size of the deep groove ball bearing. Under the action of the electric telescopic rod, screw one, and connecting rod, the inner ring can be caused to move radially and axially respectively, facilitating the measurement of different clearances.

[0007] According to the utility model, a rapid positioning device for measuring the clearance of a deep groove ball bearing is described. A motor 1 is fixedly connected to the side surface of the fixing plate. The output end of the motor 1 is fixedly connected to a gear 2. The side surface of the gear 2 meshes with a gear 3. Through these components, gear 2 drives gears 3 and 4 to rotate, causing the fixing block to secure the outer ring of the deep groove ball bearing.

[0008] According to the utility model, a rapid positioning device for measuring the clearance of a deep groove ball bearing comprises multiple, evenly spaced gears (4), and a side surface of the shaft cylinder is slidably connected to a fixed plate. With these components, multiple sets of shaft cylinders can be slid along the fixed plate to secure the outer ring of the deep groove ball bearing to the fixed block.

[0009] According to the utility model, a rapid positioning device for measuring the clearance of a deep groove ball bearing comprises a connecting rod having a rectangular bottom surface at one end near the support block and a circular bottom surface at the other end. The connecting rod is slidably connected to the support block at the end near the support block. These components enable the connecting rod to slide within the support block, thereby driving the axial movement of the bearing inner ring.

[0010] According to the utility model, a rapid positioning device for measuring the clearance of a deep groove ball bearing comprises two symmetrically spaced claws, each of which is slidably connected to a connecting plate at one end of the claw proximal to the stud screw. With these components, the two claws can be used to secure the inner ring of the bearing, thereby facilitating subsequent axial and radial movement of the inner ring.

[0011] According to the utility model, a rapid positioning device for measuring the clearance of a deep groove ball bearing comprises two symmetrically arranged racks, the side surfaces of which are slidably connected to a connecting rod. With these components, the two racks can be used to drive two sets of fixed connecting plates to secure the inner ring of the bearing, thereby improving the fixing effect.

[0012] According to the utility model, a rapid positioning device for measuring the clearance of deep groove ball bearings is provided. During operation, the connecting rod is positioned on an extension line of the three centers of the gear, and the connecting plate is positioned between multiple fixing blocks. These components enable the fixing blocks and the connecting plate to respectively secure the bearing outer ring and the bearing inner ring, facilitating the measurement of bearing clearance. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The present invention will be further described below with reference to the accompanying drawings and embodiments;

[0014] Figure 1 This is the overall structural diagram of the quick positioning device for measuring the clearance of deep groove ball bearings of the utility model;

[0015] Figure 2 This is a structural diagram of the electric telescopic rod and support block of the rapid positioning device for measuring the clearance of deep groove ball bearings in the utility model;

[0016] Figure 3 This is a cross-sectional structural diagram of the electric telescopic rod and support block of the quick positioning device for measuring the clearance of deep groove ball bearings of the utility model;

[0017] Figure 4 This is a diagram showing the internal structure of the connecting rod of the quick positioning device for measuring the clearance of deep groove ball bearings of the utility model;

[0018] Figure 5 This is a diagram showing the internal structure of a fixing plate of a quick positioning device for measuring the clearance of a deep groove ball bearing according to the present invention.

[0019] Legend:

[0020] 1. Base; 2. Fixing plate; 3. Motor 1; 4. Fixing block; 5. Connecting rod; 6. Support block; 7. Electric telescopic rod; 8. Connecting plate; 9. Clamping claw; 10. Motor 2; 11. Screw 1; 12. Motor 3; 13. Rack; 14. Gear 1; 15. Motor 4; 16. Double-headed screw; 17. Gear 2; 18. Gear 3; 19. Gear 4; 20. Shaft; 21. Screw 2. DETAILED DESCRIPTION

[0021] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0022] Reference Figure 1-5The embodiment of the utility model provides a rapid positioning device for measuring the clearance of a deep groove ball bearing, which includes: a base 1, a fixing plate 2 fixedly connected to the upper surface of the base 1, which can fix the outer ring of the deep groove ball bearing located at the center of the fixing plate 2, and a gear 3 18 is rotatably connected to the inner wall of the fixing plate 2, which drives the gear 4 19 to rotate after the rotation, and the side surface of the gear 3 18 is meshed with the gear 4 19, and the gear 4 19 has multiple and equidistant distributions, which drives the screw 21 to rotate, and the side surface of the gear 4 19 is fixedly connected to the screw 2 21, and after the rotation, the shaft cylinder 20 can move along the direction of the screw 2 21 to fix the outer ring of the bearing, and the side surface of the screw 2 21 is threadedly connected to the shaft cylinder 20, and the side surface of the shaft cylinder 20 is slidably connected to the fixing plate 2, driving the fixing block 4 to move toward the bearing to fix the outer ring of the bearing, and the end of the shaft cylinder 20 away from the screw 2 21 is fixedly connected to the fixing block 4, which contacts the outer ring of the bearing to fix the outer ring of the bearing;

[0023] An electric telescopic rod 7 is fixedly connected to the upper surface of the base 1, which drives the support block 6 to move so that the connecting rod 5 can drive the inner ring of the bearing to move radially. The output end of the electric telescopic rod 7 is fixedly connected to the support block 6, fixing the position of the connecting rod 5 so that the connecting rod 5 can slide in the support block 6 and drive the inner ring of the bearing to move axially. The upper bottom wall of the support block 6 is fixedly connected to a second motor 10 to provide power for the rotation of a screw 11. The output end of the second motor 10 is fixedly connected to a screw 11, which enables the connecting rod 5 to move along the direction of the screw 11 after rotation. The side surface of the screw 11 is threadedly connected to the connecting rod 5, which drives the connecting plate 8 and other components to fix the inner ring of the bearing and drives the inner ring of the bearing to move axially and radially.

[0024] The upper bottom wall of the connecting rod 5 is fixedly connected to a motor three 12, which provides power for the rotation of gear one 14. The output end of the motor three 12 is fixedly connected to the gear one 14, which drives the rack 13 to move after rotation. The side surface of the gear one 14 is meshed with a rack 13. There are two racks 13 and they are symmetrically distributed. The side surface of the rack 13 is slidingly connected to the connecting rod 5, driving the connecting plate 8 to move and fix the inner ring of the bearing. One end of the rack 13 is fixedly connected to the connecting plate 8, so that the claw 9 slides on the connecting plate 8 to fix the inner ring of the bearing. The side surface of the connecting plate 8 is fixedly connected to the motor four 15, which provides power for the rotation of the double-headed screw 16. The output end of the motor four 15 is fixedly connected to the double-headed screw 16, so that the two claws 9 fix the inner ring of the bearing after moving. The side surface of the double-headed screw 16 is threadedly connected to the claw 9. There are two claws 9 and they are symmetrically distributed. The end of the claw 9 close to the double-headed screw 16 is slidingly connected to the connecting plate 8 to fix the inner ring of the bearing between the two claws 9.

[0025] The side surface of the fixed plate 2 is fixedly connected to the motor 13, which provides power for the rotation of the gear 2 17. The output end of the motor 13 is fixedly connected to the gear 2 17. The side surface of the gear 2 17 is meshed with the gear 3 18. After the gear 2 17 rotates, the gear 3 18 and the gear 4 19 are rotated. The bottom surface of the end of the connecting rod 5 close to the support block 6 is rectangular and the other end is circular, which is convenient for the connecting rod 5 to slide in the support block 6. The end of the connecting rod 5 close to the support block 6 is slidably connected to the support block 6. The connecting rod 5 is located on the extension line of the center of the gear 3 18 during work. The connecting plate 8 is located between multiple fixed blocks 4 during work, so that the fixed block 4 and the connecting plate 8 can fix the outer ring of the bearing and the inner ring of the bearing respectively, which is convenient for measuring the clearance of the bearing.

[0026] Working principle: Put the deep groove ball bearing on the connecting rod 5, start motor three 12 to drive gear one 14 to rotate so that the connecting plate 8 fits the inner ring of the bearing, then start motor four 15 to drive the double-headed screw 16 to rotate so that the claw 9 fixes the inner ring of the bearing, and then start motor two 10 to drive screw one 11 to rotate so that the connecting rod 5 drives the bearing to move to the center of the fixed plate 2, start motor one 3 to make gear two 17 drive gear three 18 and gear four 19 to rotate, gear four 19 drives screw two 21 to rotate so that the shaft tube 20 drives the fixed block 4 to fix the outer ring of the bearing, and finally, the electric telescopic rod 7 and motor two 10 can be used respectively to make the inner ring of the bearing perform radial movement and axial movement to detect the clearance of the deep groove ball bearing.

[0027] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A rapid positioning device for measuring the clearance of deep groove ball bearings, characterized in that: include: A base (1), wherein the upper surface of the base (1) is fixedly connected to a fixing plate (2), the inner side wall of the fixing plate (2) is rotatably connected to a gear three (18), the side surface of the gear three (18) is meshed with a gear four (19), the side surface of the gear four (19) is fixedly connected to a screw rod two (21), the side surface of the screw rod two (21) is threadedly connected to a shaft cylinder (20), and the end of the shaft cylinder (20) away from the screw rod two (21) is fixedly connected to a fixing block (4); The upper surface of the base (1) is fixedly connected to an electric telescopic rod (7), the output end of the electric telescopic rod (7) is fixedly connected to a support block (6), the upper bottom wall of the support block (6) is fixedly connected to a second motor (10), the output end of the second motor (10) is fixedly connected to a first screw (11), and the side surface of the first screw (11) is threadedly connected to a connecting rod (5); The upper bottom wall of the connecting rod (5) is fixedly connected to motor three (12), the output end of the motor three (12) is fixedly connected to gear one (14), the side surface of the gear one (14) is meshed with a rack (13), one end of the rack (13) is fixedly connected to a connecting plate (8), the side surface of the connecting plate (8) is fixedly connected to motor four (15), the output end of the motor four (15) is fixedly connected to a double-headed screw (16), and the side surface of the double-headed screw (16) is threadedly connected to a claw (9).

2. A rapid positioning device for measuring the clearance of deep groove ball bearings according to claim 1, characterized in that: The side surface of the fixed plate (2) is fixedly connected to the motor 1 (3), the output end of the motor 1 (3) is fixedly connected to the gear 2 (17), and the side surface of the gear 2 (17) is meshed with the gear 3 (18).

3. A rapid positioning device for measuring the clearance of deep groove ball bearings according to claim 1, characterized in that: There are multiple gears (19) distributed at equal intervals, and the side surface of the shaft cylinder (20) is slidably connected to the fixed plate (2).

4. A rapid positioning device for measuring the clearance of deep groove ball bearings according to claim 1, characterized in that: The bottom surface of one end of the connecting rod (5) close to the support block (6) is rectangular and the other end is circular. The end of the connecting rod (5) close to the support block (6) is slidably connected to the support block (6).

5. A rapid positioning device for measuring the clearance of a deep groove ball bearing according to claim 1, characterized in that: There are two clamping claws (9) which are symmetrically distributed. One end of the clamping claw (9) close to the double-headed screw (16) is slidably connected to the connecting plate (8).

6. A rapid positioning device for measuring the clearance of a deep groove ball bearing according to claim 1, characterized in that: There are two racks (13) which are symmetrically distributed, and the side surfaces of the racks (13) are slidably connected to the connecting rod (5).

7. A rapid positioning device for measuring the clearance of a deep groove ball bearing according to claim 1, characterized in that: The connecting rod (5) is located on the extension line of the center of the gear three (18) during operation, and the connecting plate (8) is located between the plurality of fixed blocks (4) during operation.

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