CN212459192U

CN212459192U - Axle bearing load simulation detection device

Info

Publication number: CN212459192U
Application number: CN202021399325.9U
Authority: CN
Inventors: 卜金钟; 罗法中; 王玉玲; 姚平; 彭丰
Original assignee: Liuan Rolling Bearing Co ltd
Current assignee: Liuan Rolling Bearing Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-02-02
Anticipated expiration: 2030-07-16

Abstract

The utility model provides a bearing load simulation detection device belongs to bearing load detection technical field for solve the problem that existing equipment can not be quick effectual carry out axial and radial load test to the bearing. The device comprises a supporting mechanism and a rotating mechanism, wherein the supporting mechanism comprises a bottom plate, a first supporting column and a second supporting column are fixed on the bottom plate, a second mounting groove is formed in the second supporting column, a fixing plate is fixed on the side surface of the second supporting column, a radial force measuring mechanism is arranged on the bottom plate, an axial force measuring mechanism is arranged on the first supporting column, a locking mechanism is arranged at the end part of the axial force measuring mechanism, the rotating mechanism comprises a sliding plate, the sliding plate is arranged in the second mounting groove in a sliding mode, a connecting block and a rotating motor are fixed on the sliding plate, and an output shaft of the rotating motor is connected with a mounting shaft; the bearing load simulation detection device can quickly and effectively carry out axial and radial load tests on the bearing.

Description

Axle bearing load simulation detection device

Technical Field

The utility model belongs to the technical field of bearing load detects, a bearing load simulation detection device is related to.

Background

The bearing is a widely-used mechanical part, the service life of which directly influences the service life of a machine using the bearing, so that the load condition of the bearing in the process of working in a mechanical field is known, and the bearing has a great positive effect on accurately estimating the service life of the bearing or reasonably designing a bearing structure, the bearing load means the load to which the bearing is subjected in use, such as transverse load and longitudinal load, and the bearing supports a rotating shaft in use, the shaft can be subjected to radial or axial load, the load can be applied to the bearing, such as a bevel gear shaft on a speed reducer, and the axial load can be generated in the transmission process, and the bearing can be subjected to the axial load.

Most of existing bearing load testing equipment relies on increasing a heavy object to simulate the load borne by a bearing, but the method has the major defect that the tested heavy object is not easy to place, and meanwhile, most of the existing bearing load testing equipment can only be used for radial or axial testing of the bearing, and when the same bearing is tested, the position of the bearing is often required to be replaced, so that the testing result of the bearing can be influenced, and therefore the bearing load simulation and detection device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided a bearing load simulation detection device, the technical problem that the device will solve is: how to quickly and effectively test the axial load and the radial load of the bearing.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a bearing load simulation detection device, including supporting mechanism and slewing mechanism, supporting mechanism includes the bottom plate, be fixed with first support column and second support column on the bottom plate, the second mounting groove has been seted up on the second support column, the side of second support column is fixed with the fixed plate, be provided with radial force measuring mechanism on the bottom plate, be provided with axial force measuring mechanism on the first support column, axial force measuring mechanism's tip is provided with locking mechanism, slewing mechanism includes the sliding plate, the sliding plate slides and sets up the inside at the second mounting groove, be fixed with connecting block and rotating electrical machines on the sliding plate, rotating electrical machines's output shaft has the installation axle through the coupling joint, the top of installation axle slides and is provided with the regulation dog, the spiro union has fixing screw on the regulation dog, the side of connecting block is provided with first electric putter, the end fixing of first electric putter is in the side of fixed plate.

The utility model discloses a theory of operation is: the bearing to be detected is sleeved on the mounting shaft, the first electric push rod pushes the fixed plate, the fixed plate drives the sliding plate to move, the sliding plate drives the rotating motor to move, the rotating motor drives the mounting shaft to move, the mounting shaft drives the bearing to be detected to move to the inside of the locking mechanism, the locking mechanism locks the bearing, the connection between the locking mechanism and the axial force measuring mechanism is released, the radial force measuring mechanism applies pressure to the locking mechanism, the rotating motor drives the mounting shaft to rotate, the mounting shaft drives the bearing to rotate, therefore, the bearing is subjected to radial load testing, radial pressure applied to the locking mechanism by the radial force measuring mechanism is relieved, the locking mechanism is connected with the axial force measuring mechanism, axial pressure is applied to the bearing by the axial force measuring mechanism, the rotating motor drives the mounting shaft to rotate, and the mounting shaft drives the bearing to rotate, so that axial load testing is performed on the bearing.

First support column and second support column all are the C style of calligraphy, and first mounting groove has been seted up to the top of first support column.

With the structure, the first mounting groove provides a mounting position for the axial force measuring mechanism.

The axial force measuring mechanism comprises a second electric push rod, the second electric push rod is fixed in the first mounting groove, the end portion of the first mounting groove is fixedly provided with a second dynamometer, and the end portion of the second dynamometer is fixedly provided with a second quick coupling.

Structure more than adopting, second electric putter drives the second dynamometer and removes, and the second dynamometer drives second quick-operation joint and removes, and second quick-operation joint drives locking mechanism and removes to apply axial pressure.

The locking mechanism comprises a pressure pipe, a rotating groove is formed in the outer side of the pressure pipe, an installation barrel is fixed to the end portion of the pressure pipe, a plurality of sliding holes are formed in the side face of the installation barrel, a rotating column is arranged on the side face of the installation barrel in a rotating mode, a rotating hole is formed in the upper portion of the rotating column, a driving bevel gear is fixed to the lower portion of the rotating column, the driving bevel gear is located inside the installation barrel, a first quick coupling is fixed to the end portion of the installation barrel, and the first quick coupling is connected with a second quick coupling.

Structure more than adopting, with the inside of spanner insertion rotation hole, rotate the spanner and drive and rotate, be connected first quick-operation joint and second quick-operation joint.

The locking mechanism further comprises a rotating disc, the rotating disc is rotatably arranged at the end portion of the pressure increasing pipe, a spiral protruding block is fixed on one side of the rotating disc, a plurality of rotating blocks are arranged on the spiral protruding block in a sliding mode, the rotating blocks are all arranged inside the sliding holes in a sliding mode, clamping blocks are fixed on the side faces of the rotating blocks and located inside the pressure increasing pipe, a driven bevel gear is fixed on the other side of the rotating disc, and the driven bevel gear is meshed with the driving bevel gear.

By adopting the structure, the driving bevel gear drives the driven bevel gear to rotate, the driven bevel gear drives the rotating disc to rotate, the rotating disc drives the spiral lug to rotate, the spiral lug drives the rotating block to move, and the rotating block clamps the bearing to complete the locking of the bearing.

The radial force measuring mechanism comprises a sliding shaft and a tightening motor, the sliding shaft is arranged inside the rotating groove in a rolling mode, a rotating ring is arranged on the sliding shaft in a rotating mode, the tightening motor is fixed on the bottom plate, an output shaft of the tightening motor is connected with a rotating shaft through a coupler, baffles are fixed at two ends of the rotating shaft, an inhaul cable is connected to the rotating shaft, the end portion of the inhaul cable is fixed to the rotating ring, and a first dynamometer is arranged on the inhaul cable.

Structure more than adopting tightens up the motor and drives the cable, and the cable drives the axis of rotation and removes, and the axis of rotation exerts pressure to the pressure boost pipe to the operating condition of simulation bearing, first dynamometer are used for the record test pressure.

Compared with the prior art, the bearing load simulation detection device has the following advantages:

1. the locking mechanism, the radial force measuring mechanism and the axial force measuring mechanism are matched, so that radial and axial load tests can be performed on the bearing without moving, and the bearing load testing efficiency is improved;

2. the rotating mechanism is matched with the rotating motor through the connecting block, the first electric push rod and the rotating motor, so that the tested bearings can be quickly replaced, and a plurality of bearings can be quickly tested;

3. the locking mechanism adopts the matching of the clamping block, the rotating block and the rotating disc, and can lock bearings with different sizes, thereby improving the universality.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the disassembly structure of the locking mechanism of the present invention;

fig. 3 is a schematic front view of the present invention;

fig. 4 is a schematic top view of the present invention;

in the figure: 1-locking mechanism, 101-rotating hole, 102-rotating groove, 103-clamping block, 104-rotating column, 105-sliding hole, 106-first quick joint, 107-mounting cylinder, 108-driving bevel gear, 109-driven bevel gear, 110-rotating block, 111-booster tube, 112-rotating disc, 2-supporting mechanism, 201-first mounting groove, 202-first supporting column, 203-bottom plate, 204-second supporting column, 205-fixing plate, 206-second mounting groove, 3-radial force measuring mechanism, 301-sliding shaft, 302-rotating ring, 303-pulling cable, 304-first dynamometer, 305-tightening motor, 306-rotating shaft, 307-baffle, 4-rotating mechanism, 401-connecting block, 402-first electric push rod, 403-rotating motor, 404-locking screw, 405-sliding plate, 406-adjusting stop, 407-mounting shaft, 5-axial force measuring mechanism, 501-second quick joint, 502-second force gauge, 503-second electric push rod.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-4, the present embodiment provides a simulation detection device for bearing load, including a supporting mechanism 2 and a rotating mechanism 4, where the supporting mechanism 2 includes a bottom plate 203, a first supporting column 202 and a second supporting column 204 are fixed on the bottom plate 203, a second mounting groove 206 is formed on the second supporting column 204, a fixing plate 205 is fixed on a side surface of the second supporting column 204, a radial force measuring mechanism 3 is disposed on the bottom plate 203, an axial force measuring mechanism 5 is disposed on the first supporting column 202, a locking mechanism 1 is disposed at an end of the axial force measuring mechanism 5, the rotating mechanism 4 includes a sliding plate 405, the sliding plate 405 is slidably disposed inside the second mounting groove 206, a connecting block 401 and a rotating motor 403 are fixed on the sliding plate 405, an output shaft of the rotating motor 403 is connected to a mounting shaft 407 through a coupling, an adjusting block 406 is slidably disposed above the mounting shaft 407, a fixing screw is threadedly coupled to the, a first electric push rod 402 is arranged on the side surface of the connecting block 401, the end part of the first electric push rod 402 is fixed on the side surface of the fixing plate 205, and a plurality of locking screws 404 are screwed on the sliding plate 405; the bearing to be detected is sleeved on the mounting shaft 407, the first electric push rod 402 pushes the fixing plate 205, the fixing plate 205 drives the sliding plate 405 to move, the sliding plate 405 drives the rotating motor 403 to move, the rotating motor 403 drives the mounting shaft 407 to move, the mounting shaft 407 drives the bearing to be detected to move into the locking mechanism 1, the locking mechanism 1 locks the bearing, the connection between the locking mechanism 1 and the axial force measuring mechanism 5 is released, the radial force measuring mechanism 3 applies pressure to the locking mechanism 1, the rotating motor 403 drives the mounting shaft 407 to rotate, the mounting shaft 407 drives the bearing to rotate, so as to perform radial load test on the bearing, the radial force measuring mechanism 3 applies radial pressure to the locking mechanism 1 to release the radial pressure to connect the locking mechanism 1 and the axial force measuring mechanism 5, the axial force measuring mechanism 5 applies axial pressure to the bearing, and the rotating motor 403 drives the mounting shaft 407 to rotate, the mounting shaft 407 rotates the bearing to perform an axial load test on the bearing.

The first supporting column 202 and the second supporting column 204 are both C-shaped, and a first mounting groove 201 is formed above the first supporting column 202; the first mounting groove 201 provides a mounting location for the axial force measuring mechanism 5.

The axial force measuring mechanism 5 comprises a second electric push rod 503, the second electric push rod 503 is fixed inside the first mounting groove 201, a second dynamometer 502 is fixed at the end part of the first mounting groove 201, and a second quick coupling 501 is fixed at the end part of the second dynamometer 502; the second electric push rod 503 drives the second dynamometer 502 to move, the second dynamometer 502 drives the second quick coupling 501 to move, and the second quick coupling 501 drives the locking mechanism 1 to move, so that the axial pressure is applied.

The locking mechanism 1 comprises a pressure increasing pipe 111, a rotating groove 102 is formed in the outer side of the pressure increasing pipe 111, an installation cylinder 107 is fixed to the end portion of the pressure increasing pipe 111, a plurality of sliding holes 105 are formed in the side surface of the installation cylinder 107, a rotating column 104 is rotatably arranged on the side surface of the installation cylinder 107, a rotating hole 101 is formed above the rotating column 104, a driving bevel gear 108 is fixed to the lower portion of the rotating column 104, the driving bevel gear 108 is located inside the installation cylinder 107, a first quick coupling 106 is fixed to the end portion of the installation cylinder 107, and the first quick coupling 106 is connected with a second quick coupling 501; the wrench is inserted into the rotating hole 101, and the first quick coupling 106 and the second quick coupling 501 are connected by rotating the wrench.

The locking mechanism 1 further comprises a rotating disc 112, the rotating disc 112 is rotatably arranged at the end part of the pressure increasing pipe 111, a spiral convex block is fixed on one side of the rotating disc 112, a plurality of rotating blocks 110 are slidably arranged on the spiral convex block, the rotating blocks 110 are slidably arranged inside the sliding holes 105, clamping blocks 103 are fixed on the side surfaces of the rotating blocks 110, the clamping blocks 103 are located inside the pressure increasing pipe 111, a driven bevel gear 109 is fixed on the other side of the rotating disc 112, and the driven bevel gear 109 is meshed with the driving bevel gear 108; the driving bevel gear 108 drives the driven bevel gear 109 to rotate, the driven bevel gear 109 drives the rotating disc 112 to rotate, the rotating disc 112 drives the spiral convex block to rotate, the spiral convex block drives the rotating block 110 to move, and the rotating block 110 clamps the bearing to complete locking of the bearing.

The radial force measuring mechanism 3 comprises a sliding shaft 301 and a tightening motor 305, the sliding shaft 301 is arranged inside the rotating groove 102 in a rolling mode, a rotating ring 302 is arranged on the sliding shaft 301 in a rotating mode, the tightening motor 305 is fixed on the bottom plate 203, an output shaft of the tightening motor 305 is connected with a rotating shaft 306 through a coupling, two ends of the rotating shaft 306 are fixed with baffles 307, a pulling cable 303 is connected onto the rotating shaft 306, the end portion of the pulling cable 303 is fixed on the rotating ring 302, and a first force measuring gauge 304 is arranged on the pulling cable 303; the tightening motor 305 drives the cable 303, the cable 303 drives the rotating shaft 306 to move, the rotating shaft 306 applies pressure to the pressure increasing pipe 111, and therefore the working state of the bearing is simulated, and the first dynamometer 304 is used for recording test pressure.

The utility model discloses a theory of operation:

the bearing to be detected is sleeved on the mounting shaft 407, the adjusting stop 406 abuts against the side surface of the bearing and is locked by the fixing screw, the first electric push rod 402 pushes the fixing plate 205, the fixing plate 205 drives the sliding plate 405 to move, the sliding plate 405 drives the rotating motor 403 to move, the rotating motor 403 drives the mounting shaft 407 to move, the mounting shaft 407 drives the bearing to be detected to move to the inside of the pressure increasing pipe 111, the sliding plate 405 is locked by the locking screw 404, the wrench is inserted into the rotating hole 101, the wrench is rotated to drive the rotating column 104 to rotate, the rotating column 104 drives the driving bevel gear 108 to rotate, the driving bevel gear 108 drives the driven bevel gear 109 to rotate, the driven bevel gear 109 drives the rotating disc 112 to rotate, the rotating disc 112 drives the spiral lug to rotate, the spiral lug drives the rotating block 110 to move, and the rotating block 110 drives the clamping block, the connection between the first quick coupling 106 and the second quick coupling 501 is released, the tightening motor 305 drives the pulling cable 303, the pulling cable 303 drives the rotating shaft 306 to move, the rotating shaft 306 applies pressure to the booster pipe 111 to simulate the working state of the bearing, the first dynamometer 304 is used for recording the test pressure, the rotating motor 403 drives the mounting shaft 407 to rotate, the mounting shaft 407 drives the bearing to rotate, so as to perform radial load test on the bearing, the pulling cable 303 applies radial pressure to the booster pipe 111 to connect the first quick coupling 106 with the second quick coupling 501, the second electric push rod 503 drives the second dynamometer 502 to move, the second dynamometer 502 drives the second quick coupling 501 to move, the second quick coupling 501 drives the first quick coupling 106 to move, so as to apply axial pressure to the bearing, the rotating motor 403 drives the mounting shaft 407 to rotate, and the mounting shaft 407 drives the bearing to rotate, thus, the bearing is subjected to an axial load test.

In conclusion, the locking mechanism 1, the radial force measuring mechanism 3 and the axial force measuring mechanism 5 are matched, so that radial and axial load tests can be performed on the bearing without moving, and the bearing load testing efficiency is improved; the rotating mechanism 4 is matched with the connecting block 401, the first electric push rod 402 and the rotating motor 403, so that the bearings to be tested can be quickly replaced, and a plurality of bearings can be quickly tested; the locking mechanism 1 adopts the clamping block 103, the rotating block 110 and the rotating disc 112 to be matched, so that bearings with different sizes can be locked, and the universality is improved.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A bearing load simulation detection device comprises a supporting mechanism (2) and a rotating mechanism (4), and is characterized in that the supporting mechanism (2) comprises a bottom plate (203), a first supporting column (202) and a second supporting column (204) are fixed on the bottom plate (203), a second mounting groove (206) is formed in the second supporting column (204), a fixing plate (205) is fixed on the side surface of the second supporting column (204), a radial force measuring mechanism (3) is arranged on the bottom plate (203), an axial force measuring mechanism (5) is arranged on the first supporting column (202), a locking mechanism (1) is arranged at the end part of the axial force measuring mechanism (5), the rotating mechanism (4) comprises a sliding plate (405), the sliding plate (405) is arranged in the second mounting groove (206) in a sliding manner, a connecting block (401) and a rotating motor (403) are fixed on the sliding plate (405), and an output shaft of the rotating motor (403) is connected with a mounting shaft (407) through a coupler, an adjusting stop block (406) is arranged above the mounting shaft (407) in a sliding mode, a fixing screw rod is screwed on the adjusting stop block (406), a first electric push rod (402) is arranged on the side face of the connecting block (401), the end portion of the first electric push rod (402) is fixed on the side face of the fixing plate (205), and a plurality of locking screw rods (404) are screwed on the sliding plate (405).

2. The axle load simulation detection device according to claim 1, wherein the first support column (202) and the second support column (204) are both C-shaped, and a first mounting groove (201) is formed above the first support column (202).

3. The axle load simulation detection device according to claim 2, wherein the axial force measuring mechanism (5) comprises a second electric push rod (503), the second electric push rod (503) is fixed inside the first installation groove (201), a second dynamometer (502) is fixed at the end of the first installation groove (201), and a second quick coupling (501) is fixed at the end of the second dynamometer (502).

4. The axle load simulation detection device according to claim 3, wherein the locking mechanism (1) comprises a pressure increasing pipe (111), a rotating groove (102) is formed in the outer side of the pressure increasing pipe (111), an installation cylinder (107) is fixed to the end of the pressure increasing pipe (111), a plurality of sliding holes (105) are formed in the side surface of the installation cylinder (107), a rotating column (104) is rotatably arranged on the side surface of the installation cylinder (107), a rotating hole (101) is formed in the upper portion of the rotating column (104), a driving bevel gear (108) is fixed to the lower portion of the rotating column (104), the driving bevel gear (108) is located inside the installation cylinder (107), a first quick coupling (106) is fixed to the end of the installation cylinder (107), and the first quick coupling (106) is connected with a second quick coupling (501).

5. The axle load simulation detection device according to claim 4, wherein the locking mechanism (1) further comprises a rotating disc (112), the rotating disc (112) is rotatably arranged at the end of the pressure pipe (111), a spiral protruding block is fixed on one side of the rotating disc (112), a plurality of rotating blocks (110) are slidably arranged on the spiral protruding block, the rotating blocks (110) are slidably arranged inside the sliding hole (105), clamping blocks (103) are fixed on the side surfaces of the rotating blocks (110), the clamping blocks (103) are located inside the pressure pipe (111), a driven bevel gear (109) is fixed on the other side of the rotating disc (112), and the driven bevel gear (109) is meshed with the driving bevel gear (108).

6. The axle load simulation detection device according to claim 4 or 5, wherein the radial force measuring mechanism (3) comprises a sliding axle (301) and a tightening motor (305), the sliding axle (301) is arranged inside the rotating groove (102) in a rolling manner, a rotating ring (302) is arranged on the sliding axle (301) in a rotating manner, the tightening motor (305) is fixed on the bottom plate (203), an output shaft of the tightening motor (305) is connected with a rotating shaft (306) through a coupler, two ends of the rotating shaft (306) are fixed with baffles (307), the rotating shaft (306) is connected with a pulling cable (303), the end part of the pulling cable (303) is fixed on the rotating ring (302), and a first force gauge (304) is arranged on the pulling cable (303).