Bearing radial pressure detection device

Abstract

The utility model discloses a bearing radial pressure detection device, which belongs to the technical field of bearing detection, and comprises a base, the top of the base is provided with a positioning mechanism and a detection mechanism, the positioning mechanism comprises a positioning column, a screw rod, a threaded sleeve, a connecting ring and a plurality of clamping plates, one end of the screw rod is fixedly installed at one end of the positioning column, and the other end of the screw rod is fixedly installed at the other end of the positioning column. And the threaded sleeve is connected to the outer side of the threaded rod in a threaded and sleeving mode, the connecting ring is rotationally connected to the outer side of the threaded sleeve in a sleeving mode, one side of the connecting ring movably abuts against the threaded sleeve, a plurality of driving rods are fixedly installed on the other side of the connecting ring, and driving plates are fixedly installed on the sides, away from each other, of the driving rods. According to the utility model, the sliding bearing is conveniently and rapidly positioned through the positioning mechanism, the detection efficiency is improved, the hydraulic cylinder, the pressing plate, the detection plate and the pressure sensor are matched, the use condition of the bearing is simulated, pressure monitoring is realized, and the detection accuracy is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bearing detection, in particular to a bearing radial pressure detection device. Background Art

[0002] Sliding bearings are one of the most commonly used components in mechanical equipment and are widely used in various rotating machines. The operating status of sliding bearings directly affects the stability and life of the equipment.

[0003] The existing radial sliding bearing test bench has limitations in terms of function and test accuracy and cannot fully simulate the real working conditions; therefore, we propose a bearing radial pressure detection device to solve this problem. Utility Model Content

[0004] The purpose of the present utility model is to provide a bearing radial pressure detection device to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A bearing radial pressure detection device comprises: a base, a positioning mechanism and a detection mechanism are provided on the top of the base, the positioning mechanism comprises: a positioning column, a screw, a threaded sleeve, a connecting ring and a plurality of clamping plates, one end of the screw is fixedly mounted on one end of the positioning column, the threaded sleeve is threadedly sleeved on the outside of the screw, the connecting ring is rotatably sleeved on the outside of the threaded sleeve, one side of the connecting ring is movably abutted against the threaded sleeve, a plurality of driving rods are fixedly mounted on the other side of the connecting ring, a plurality of driving rods are fixedly mounted on the sides where the plurality of driving rods are away from each other, a plurality of clamping plates are fixedly mounted on the sides where the plurality of clamping plates are close to each other, an inclined rod is fixedly mounted in the frame, and the driving plate is slidably sleeved on the outside of the corresponding inclined rod.

[0007] Preferably, the detection mechanism includes: a gantry, a hydraulic cylinder, a pressure plate, a pressure sensor and a detection plate, the gantry is fixedly mounted on the top of the base, the hydraulic cylinder is fixedly mounted on the top of the gantry, the pressure plate is fixedly mounted on the output end of the hydraulic cylinder, and the pressure sensor is fixedly mounted between the pressure plate and the detection plate.

[0008] Preferably, the outer sides of the plurality of clamping plates are movably sleeved with the same bearing to be tested, the outer side of the positioning column is provided with a plurality of square grooves, the square frame is slidably connected in the corresponding square grooves, one end of the positioning column is provided with a plurality of transverse holes, and the drive rod is slidably installed in the corresponding transverse holes.

[0009] Preferably, a limiting ring is fixedly sleeved on the outer side of the threaded sleeve, and the limiting ring is movably abutted against the left side of the connecting ring.

[0010] Preferably, a plurality of positioning grooves are provided on the right side of the connecting ring, a plurality of plug rods are slidably installed in the threaded sleeve, the plug rods are movably inserted in the corresponding positioning grooves, the right ends of the plurality of plug rods are fixedly installed with the same pull ring, the left side of the pull ring is fixedly installed with a connecting spring, and the other end of the connecting spring is fixedly connected to the threaded sleeve.

[0011] Preferably, a slide groove and a vertical groove are provided on one side of the top of the base, a slide plate is slidably installed in the slide groove, a mounting plate is slidably installed in the vertical groove, a push plate and a clamping plate are fixedly installed on the top of the mounting plate, a clamping groove is provided at the bottom of the slide plate, the clamping plate is movably clamped in the clamping groove, a support plate is fixedly installed on the top of the slide plate, a support ring is fixedly installed on the top of the support plate, a rotating drum is rotatably installed on the inner side of the support ring, and the rotating drum is movably sleeved on the outer side of the screw.

[0012] Preferably, a driving motor is fixedly mounted on the other side of the top of the base, and an output end of the driving motor is fixedly mounted on the left end of the positioning column.

[0013] Preferably, a plurality of guide rods are fixedly mounted on the top of the detection plate, and the guide rods are slidably mounted in the pressure plate and the door frame.

[0014] Preferably, square protrusions are fixedly installed on the front and rear inner walls of the slide groove, the slide plate is slidably sleeved on the outside of the square protrusions, and a support spring and a guide plate are fixedly installed on the bottom inner wall of the vertical groove, the top end of the support spring is fixedly connected to the mounting plate, and the mounting plate is slidably sleeved on the outside of the guide plate.

[0015] The present invention relates to a bearing radial pressure detection device, which drives the mounting plate and the clamping plate to move downward to release the fixation of the slide plate by pressing the push plate downward, and then moves the slide plate to the right, so that the support ring and the rotating cylinder are disengaged from the outside of the screw, and then the bearing to be tested is sleeved on the outside of the positioning column from the right end of the screw, and then the pull ring is pulled to drive the insertion rod to disengage from the positioning groove, and then the pull ring is rotated to drive the threaded sleeve to rotate synchronously, and the threaded sleeve rotates and moves to the left while being driven by the thread transmission of the screw, and drives the connecting ring to move to the left, and the connecting ring drives multiple drive plates to move to the left through multiple drive rods, and the drive plates drive multiple clamping plates to move away from each other through the sliding cooperation with the corresponding oblique rods, thereby achieving the clamping of the inner ring of the bearing to be tested;

[0016] In the present invention, a bearing radial pressure detection device is described, which inserts a slide plate from the right side of the slide groove and sleeves the rotating drum on the outer side of the screw rod, then loosens the push plate, so that the mounting plate is reset under the action of the support spring, and drives the card plate to be clamped into the card groove to achieve the fixation of the slide plate, and supports the screw rod through the slide plate, the support plate, the support ring and the rotating drum, and drives the pressure plate and the detection plate to move downward by starting the hydraulic cylinder so that the detection plate abuts against the top of the outer ring of the bearing to be tested, thereby simulating the radial pressure of the bearing to be tested, and then starts the driving motor to drive the positioning column and the inner ring of the bearing to be tested to rotate, thereby simulating the actual working condition of the bearing to be tested, and monitors the radial pressure of the bearing to be tested in real time through the pressure sensor to judge the pressure resistance of the bearing to be tested;

[0017] The utility model has a reasonable structural design. The positioning mechanism is set up to facilitate the quick positioning of the sliding bearing, thereby improving the detection efficiency. It cooperates with the hydraulic cylinder, pressure plate, detection plate and pressure sensor to simulate the operating conditions of the bearing and realize pressure monitoring, thereby improving the detection accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the three-dimensional structure of a bearing radial pressure detection device proposed by the present invention;

[0019] Figure 2 This is a schematic cross-sectional view of a bearing radial pressure detection device proposed by the present invention;

[0020] Figure 3 for Figure 2 A partial enlarged view of part A;

[0021] Figure 4 for Figure 2 A partial enlarged view of part B;

[0022] Figure 5 This is an exploded three-dimensional structural diagram of the positioning mechanism proposed in the utility model;

[0023] Figure 6 This is a schematic diagram of the three-dimensional structure of the positioning mechanism proposed by the utility model.

[0024] In the figure: 1. Base; 101. Square protrusion; 2. Door frame; 201. Hydraulic cylinder; 202. Test plate; 203. Pressure plate; 204. Pressure sensor; 3. Slide plate; 301. Card plate; 302. Support spring; 303. Mounting plate; 304. Push plate; 305. Support plate; 306. Support ring; 4. Drive motor; 5. Positioning column; 501. Square groove; 6. Screw; 7. Clamping plate; 701. Square frame; 702. Inclined rod; 8. Connecting ring; 801. Drive rod; 802. Drive plate; 9. Threaded sleeve; 10. Connecting spring; 11. Pull ring; 12. Insert rod; 13. Bearing to be tested. DETAILED DESCRIPTION

[0025] 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.

[0026] Reference Figure 1-6 , a bearing radial pressure detection device, comprising: a base 1, a positioning mechanism and a detection mechanism are provided on the top of the base 1, the positioning mechanism comprising: a positioning column 5, a screw 6, a threaded sleeve 9, a connecting ring 8 and a plurality of clamping plates 7, one end of the screw 6 is fixedly mounted on one end of the positioning column 5, the threaded sleeve 9 is threadedly sleeved on the outside of the screw 6, the connecting ring 8 is rotatably sleeved on the outside of the threaded sleeve 9, one side of the connecting ring 8 is movably abutted against the threaded sleeve 9, and a plurality of driving rods 801 are fixedly mounted on the other side of the connecting ring 8, a plurality of driving rods 801 are fixedly mounted on the side away from each other, a driving plate 802 is fixedly mounted on the side close to each other, a square frame 701 is fixedly mounted on the side where the plurality of clamping plates 7 are close to each other, an inclined rod 702 is fixedly mounted in the frame 701, and the driving plate 802 is slidably sleeved on the outside of the corresponding inclined rod 702.

[0027] In this embodiment, the detection mechanism includes: a gantry 2, a hydraulic cylinder 201, a pressure plate 203, a pressure sensor 204 and a detection plate 202. The gantry 2 is fixedly mounted on the top of the base 1, the hydraulic cylinder 201 is fixedly mounted on the top of the gantry 2, the pressure plate 203 is fixedly mounted on the output end of the hydraulic cylinder 201, and the pressure sensor 204 is fixedly mounted between the pressure plate 203 and the detection plate 202.

[0028] In this embodiment, the outer sides of multiple clamping plates 7 are movably sleeved with the same bearing to be tested 13, the outer side of the positioning column 5 is provided with multiple square grooves 501, the square frame 701 is slidably connected in the corresponding square grooves 501, and one end of the positioning column 5 is provided with multiple transverse holes, and the driving rod 801 is slidably installed in the corresponding transverse holes.

[0029] In this embodiment, a limiting ring is fixedly sleeved on the outer side of the threaded sleeve 9 , and the limiting ring movably abuts against the left side of the connecting ring 8 , thereby limiting the connecting ring 8 .

[0030] In this embodiment, a plurality of positioning grooves are provided on the right side of the connecting ring 8, and a plurality of insert rods 12 are slidably installed in the threaded sleeve 9. The insert rods 12 are movably inserted in the corresponding positioning grooves. The right ends of the plurality of insert rods 12 are fixedly installed with the same pull ring 11, and the left side of the pull ring 11 is fixedly installed with a connecting spring 10. The other end of the connecting spring 10 is fixedly connected to the threaded sleeve 9 to reset the pull ring 11.

[0031] In this embodiment, a sliding groove and a vertical groove are provided on one side of the top of the base 1, a slide plate 3 is slidably installed in the sliding groove, a mounting plate 303 is slidably installed in the vertical groove, a push plate 304 and a clamping plate 301 are fixedly installed on the top of the mounting plate 303, a clamping groove is provided at the bottom of the slide plate 3, the clamping plate 301 is movably clamped in the clamping groove, a support plate 305 is fixedly installed on the top of the slide plate 3, a support ring 306 is fixedly installed on the top of the support plate 305, a rotating drum is rotatably installed on the inner side of the support ring 306, and the rotating drum is movably sleeved on the outer side of the screw 6.

[0032] In this embodiment, a driving motor 4 is fixedly mounted on the other side of the top of the base 1 , and an output end of the driving motor 4 is fixedly mounted on the left end of the positioning column 5 .

[0033] In this embodiment, a plurality of guide rods are fixedly installed on the top of the detection plate 202 , and the guide rods are slidably installed in the pressure plate 203 and the door frame 2 , thereby guiding the detection plate 202 and the pressure plate 203 .

[0034] In this embodiment, square protrusions 101 are fixedly installed on the inner walls on both sides of the front and rear sides of the slide groove, and the slide plate 3 is slidably sleeved on the outer side of the square protrusion 101. A support spring 302 and a guide plate are fixedly installed on the bottom inner wall of the vertical groove. The top end of the support spring 302 is fixedly connected to the mounting plate 303, and the mounting plate 303 is slidably sleeved on the outer side of the guide plate.

[0035] The push plate 304 is pressed downward to drive the mounting plate 303 and the clamping plate 301 to move downward to release the fixation of the slide plate 3, and then the slide plate 3 is moved to the right, so that the support ring 306 and the rotating cylinder are disengaged from the outside of the screw rod 6, and then the bearing 13 to be tested is sleeved on the outside of the positioning column 5 from the right end of the screw rod 6, and then the pull ring 11 is pulled to drive the insertion rod 12 to disengage from the positioning groove, and then the pull ring 11 is rotated to drive the threaded sleeve 9 to rotate synchronously. The threaded sleeve 9 rotates and moves to the left while being driven by the thread of the screw rod 6, and drives the connecting ring 8 to move to the left. The connecting ring 8 drives multiple drive plates 802 to move to the left through multiple drive rods 801. The drive plates 802 drive multiple clamping plates 7 away from each other through the sliding cooperation with the corresponding inclined rods 702, thereby achieving the clamping of the inner ring of the bearing 13 to be tested. The slide plate 303 is inserted from the right side of the slide groove and the rotating drum is sleeved on the outer side of the screw rod 6. Then the push plate 304 is loosened, so that the mounting plate 303 is reset under the action of the support spring 302, and the card plate 301 is driven to be clamped in the card groove to fix the slide plate 3. The support of the screw rod 6 is achieved by the slide plate 3, the support plate 305, the support ring 306 and the rotating drum. By starting the hydraulic cylinder 201, the pressure plate 203 and the detection plate 202 are driven to move downward so that the detection plate 202 abuts against the top of the outer ring of the bearing to be tested 13, thereby simulating the radial pressure of the bearing to be tested 13. Then, the driving motor 4 is started to drive the positioning column 5 and the inner ring of the bearing to be tested 13 to rotate, thereby simulating the actual working condition of the bearing to be tested 13. The radial pressure of the bearing to be tested 13 is monitored in real time by the pressure sensor 204 to determine the pressure resistance of the bearing to be tested 13.

[0036] The above describes in detail the bearing radial pressure detection device provided by the present invention. This article uses specific embodiments to illustrate the principles and implementation methods of the present invention. The description of the above embodiments is intended only to facilitate understanding of the method and core concept of the present invention. It should be noted that those skilled in the art may make various improvements and modifications to the present invention without departing from the principles of the present invention, and such improvements and modifications also fall within the scope of protection of the claims of the present invention.

Claims

1. A bearing radial pressure detection device, characterized in that: include: A base (1) is provided with a positioning mechanism and a detection mechanism on the top of the base (1), wherein the positioning mechanism comprises: a positioning column (5), a screw rod (6), a threaded sleeve (9), a connecting ring (8) and a plurality of clamping plates (7), one end of the screw rod (6) is fixedly mounted on one end of the positioning column (5), the threaded sleeve (9) is threadedly sleeved on the outer side of the screw rod (6), the connecting ring (8) is rotatably sleeved on the outer side of the threaded sleeve (9), one side of the connecting ring (8) is movably abutted against the threaded sleeve (9), a plurality of driving rods (801) are fixedly mounted on the other side of the connecting ring (8), a driving plate (802) is fixedly mounted on the side away from each other of the plurality of driving rods (801), a square frame (701) is fixedly mounted on the side close to each other of the plurality of clamping plates (7), an inclined rod (702) is fixedly mounted in the square frame (701), and the driving plate (802) is slidably sleeved on the outer side of the corresponding inclined rod (702).

2. A bearing radial pressure detection device according to claim 1, characterized in that: The detection mechanism comprises: a door frame (2), a hydraulic cylinder (201), a pressure plate (203), a pressure sensor (204) and a detection plate (202); the door frame (2) is fixedly mounted on the top of the base (1); the hydraulic cylinder (201) is fixedly mounted on the top of the door frame (2); the pressure plate (203) is fixedly mounted on the output end of the hydraulic cylinder (201); and the pressure sensor (204) is fixedly mounted between the pressure plate (203) and the detection plate (202).

3. A bearing radial pressure detection device according to claim 1, characterized in that: The outer sides of the plurality of clamping plates (7) are movably sleeved with a same bearing to be tested (13); the outer sides of the positioning column (5) are provided with a plurality of square grooves (501); the square frame (701) is slidably connected in the corresponding square grooves (501); one end of the positioning column (5) is provided with a plurality of transverse holes; the driving rod (801) is slidably installed in the corresponding transverse holes.

4. A bearing radial pressure detection device according to claim 1, characterized in that: A limiting ring is fixedly sleeved on the outer side of the threaded sleeve (9), and the limiting ring is movably abutted against the left side of the connecting ring (8).

5. The bearing radial pressure detection device according to claim 1, characterized in that: A plurality of positioning grooves are provided on the right side of the connecting ring (8), a plurality of insert rods (12) are slidably installed in the threaded sleeve (9), and the insert rods (12) are movably inserted in the corresponding positioning grooves. The right ends of the plurality of insert rods (12) are fixedly installed with the same pull ring (11), and the left side of the pull ring (11) is fixedly installed with a connecting spring (10), and the other end of the connecting spring (10) is fixedly connected to the threaded sleeve (9).

6. A bearing radial pressure detection device according to claim 1, characterized in that: A sliding groove and a vertical groove are provided on one side of the top of the base (1); a slide plate (3) is slidably installed in the sliding groove; a mounting plate (303) is slidably installed in the vertical groove; a push plate (304) and a clamping plate (301) are fixedly installed on the top of the mounting plate (303); a clamping groove is provided on the bottom of the slide plate (3); the clamping plate (301) is movably clamped in the clamping groove; a support plate (305) is fixedly installed on the top of the slide plate (3); a support ring (306) is fixedly installed on the top of the support plate (305); a rotating drum is rotatably installed on the inner side of the support ring (306); the rotating drum is movably sleeved on the outer side of the screw rod (6).

7. A bearing radial pressure detection device according to claim 1, characterized in that: A driving motor (4) is fixedly mounted on the other side of the top of the base (1), and an output end of the driving motor (4) is fixedly mounted on the left end of the positioning column (5).

8. The bearing radial pressure detection device according to claim 2, characterized in that: A plurality of guide rods are fixedly mounted on the top of the detection plate (202), and the guide rods are slidably mounted in the pressure plate (203) and the door frame (2).

9. The bearing radial pressure detection device according to claim 6, characterized in that: Square protrusions (101) are fixedly installed on the inner walls of both the front and rear sides of the slide groove, and the slide plate (3) is slidably sleeved on the outer side of the square protrusion (101). A support spring (302) and a guide plate are fixedly installed on the bottom inner wall of the vertical groove, and the top end of the support spring (302) is fixedly connected to the mounting plate (303), and the mounting plate (303) is slidably sleeved on the outer side of the guide plate.

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