Printer bearing testing device

Abstract

The utility model discloses a printer bearing testing device which comprises a testing platform and a movable frame, the top end of the testing platform is provided with the movable frame in a sliding mode, the top end of the testing platform on one side of the movable frame is provided with a supporting seat, and the top end of the testing platform on one side of the supporting seat is provided with a supporting arm. A visual inspection camera is installed at the top end of the test platform on one side of the supporting arm, a first motor is installed on the outer wall of the movable frame, the output end of the first motor extends into the movable frame, a belt pulley assembly is installed at the output end of the first motor, and a rotating shaft is arranged in the movable frame on one side of the belt pulley assembly. According to the utility model, the convenient central positioning, opening and clamping of the bearing are realized, the bearing can be conveniently adapted to bearings with different sizes, the circumferential rotation test can be conveniently carried out on the inner ring and the outer ring of the bearing respectively, and the test convenience of the test device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to test device technical field, concretely is a printer bearing test device. BACKGROUND

[0002] The printer is one of computer output devices, is used for printing computer processing result on relevant medium, and the printer is a kind of equipment to digital information in computer or other electronic equipment into physical document.The basic working principle is to form character or image on the paper of transmission by signal processing control print head or laser, with ink or toner, and there are three indexes to measure the good or bad of printer:print resolution, print speed and noise.

[0003] As the bearing test equipment disclosed in the authorized announcement No.CN214952153U, it includes spindle device, driving device, axial loading device and radial loading device, the spindle device includes housing and rotating shaft, the rotating shaft is arranged in the housing, and the rotating shaft is used to install test bearing, the driving device is connected with the first end of rotating shaft, and the driving device is used to drive rotating shaft to rotate, the axial loading device acts on the second end of rotating shaft to load the rotating shaft in axial direction, and the rotating shaft transmits axial loading force to test bearing, the radial loading device is arranged on one side of rotating shaft, and the radial loading device is used to load the rotating shaft in radial direction, and the rotating shaft transmits radial loading force to test bearing;

[0004] Although it realizes simple structure, and greatly approaches the working condition of main shaft, improves test efficiency and the reliability of result, but does not solve the problem that the existing test device is not convenient for center positioning, opening and clamping bearing when being used, is not convenient for adapting different size bearings, is not convenient for respectively carrying out circumferential type rotation test to bearing inner and outer rings, greatly influences the convenience of test device test. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of printer bearing test device, to solve the problem that test device is not convenient for center positioning, opening and clamping bearing in the above background art, is not convenient for adapting different size bearings, is not convenient for respectively carrying out circumferential type rotation test to bearing inner and outer rings, influences the convenience of test device test.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a printer bearing testing device, comprising a test platform and a movable frame, the movable frame being slidably mounted on the top of the test platform, a support seat being mounted on the top of the test platform on one side of the movable frame, a support arm being mounted on the top of the test platform on one side of the support seat, a visual inspection camera being mounted on the top of the test platform on one side of the support arm, a first motor being mounted on the outer wall of the movable frame, and an output end of the first motor extending to the interior of the movable frame, a pulley assembly being mounted on the output end of the first motor, a rotating shaft being arranged inside the movable frame on one side of the pulley assembly, and the pulley assembly extending to the surface of the rotating shaft, The rotating shaft extends to the outside of the movable frame, and a coupling is installed at the end of the rotating shaft away from the pulley assembly, and a connecting seat is installed at the end of the coupling away from the rotating shaft. A hollow shaft is installed on the outer wall of the connecting seat, and a second motor is installed inside the connecting seat. A first bidirectional threaded rod is installed at the output end of the second motor, and the first bidirectional threaded rod extends to the inside of the hollow shaft, and three groups of slide grooves are provided on the surface of the hollow shaft with equal spacing, and a limiting sleeve is installed on the surface of the hollow shaft on one side of the slide groove, and two groups of threaded sleeves are symmetrically provided on the surface of the first bidirectional threaded rod, and the threaded sleeves are all threadedly connected to the first bidirectional threaded rod, and the threaded sleeves are all slidably connected to the slide groove.

[0007] Preferably, a supporting arc plate is provided on the outside of the hollow shaft on one side of the slide groove, a supporting shaft is movably mounted on the outer wall of the threaded sleeve on one side of the supporting arc plate, and the supporting shaft is movably connected to the supporting arc plate.

[0008] Preferably, a third motor is installed on the top of the test platform on one side of the movable frame, a transverse threaded rod is installed at the output end of the third motor, a first threaded block is installed on the outer wall of the movable frame, and the transverse threaded rods are all threadedly connected to the first threaded block, and the transverse threaded rods extend to the outside of the movable frame.

[0009] Preferably, a fourth motor is installed on the outer wall of the support seat, a sliding frame is symmetrically and movably installed inside the support seat on one side of the fourth motor, a second threaded block is installed inside the sliding frame, a second bidirectional threaded rod is movably installed inside the support seat on one side of the fourth motor, and the second bidirectional threaded rod is threadedly connected to the second threaded block.

[0010] Preferably, a right-angle motor is installed on the outer wall of the sliding frame, a driving wheel is provided inside the support seat on one side of the right-angle motor, and the output end of the right-angle motor is connected to the driving wheel, and a driven wheel is movably installed inside the support seat on one side of the driving wheel.

[0011] Preferably, an adjusting arm is slidably mounted on the outer wall of the supporting arm, a first electric push rod is mounted on the top of the test platform on one side of the adjusting arm, and an output end of the first electric push rod is connected to the adjusting arm.

[0012] Preferably, a second electric push rod is installed at the top end of the adjusting arm, and a supporting wheel is installed at the output end of the second electric push rod.

[0013] Preferably, a control panel is installed on the outer wall of the test platform, and the output end of the control panel is electrically connected to the input ends of the first motor, the second motor, the third motor, the fourth motor, the right-angle motor, the first electric push rod, the second electric push rod, and the visual inspection camera.

[0014] Compared with the existing technology, the beneficial effect of the present invention is that the testing device not only realizes the convenient center positioning, stretching and clamping of the bearing, which is convenient for adapting to bearings of different sizes, but also facilitates the circular rotation test of the inner and outer rings of the bearing, thereby improving the convenience of testing the testing device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the three-dimensional structure of the movable frame of the utility model;

[0017] Figure 3 This is a front view structural diagram of the utility model;

[0018] Figure 4 This is a schematic front view of the structure of the first bidirectional threaded rod of the present invention;

[0019] Figure 5 It is a schematic diagram of a partial front cross-sectional structure of the second bidirectional threaded rod of the present invention.

[0020] In the figure: 1. test platform; 2. movable frame; 3. support base; 4. support arm; 5. first motor; 6. pulley assembly; 7. rotating shaft; 8. coupling; 9. connecting base; 10. second motor; 11. hollow shaft; 12. first bidirectional threaded rod; 13. slide groove; 14. threaded sleeve; 15. support arc plate; 16. support shaft; 17. limit sleeve; 18. control panel; 19. third motor; 20. transverse threaded rod; 21. first threaded block; 22. fourth motor; 23. sliding frame; 24. second bidirectional threaded rod; 25. second threaded block; 26. right-angle motor; 27. driving wheel; 28. driven wheel; 29. ​​adjusting arm; 30. first electric push rod; 31. second electric push rod; 32. support wheel; 33. visual inspection camera. DETAILED DESCRIPTION

[0021] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0022] See also Figures 1-5 , the utility model provides an embodiment: a printer bearing testing device, including a test platform 1 and a movable frame 2, the movable frame 2 is slidably installed on the top of the test platform 1, a support seat 3 is installed on the top of the test platform 1 on one side of the movable frame 2, a support arm 4 is installed on the top of the test platform 1 on one side of the support seat 3, and a visual inspection camera 33 is installed on the top of the test platform 1 on one side of the support arm 4. A first motor 5 is installed on the outer wall of the movable frame 2, and the first motor 5 plays a role of power output. The output end of the first motor 5 is installed with a pulley assembly 6. A rotating shaft 7 is provided inside the movable frame 2 on one side of the pulley assembly 6, and the pulley assembly 6 extends to the surface of the rotating shaft 7, and the rotating shaft 7 extends to the outside of the movable frame 2, and a coupling 8 is installed on the end of the rotating shaft 7 away from the pulley assembly 6, and a connecting seat 9 is installed on the end of the coupling 8 away from the rotating shaft 7, and a hollow shaft 11 is installed on the outer wall of the connecting seat 9;

[0023] A second motor 10 is installed inside the connecting seat 9, and the second motor 10 plays the role of power output. A first bidirectional threaded rod 12 is installed on the output end of the second motor 10, and the first bidirectional threaded rod 12 extends to the inside of the hollow shaft 11. The surface of the hollow shaft 11 is provided with three groups of chute 13 at equal intervals. A limiting sleeve 17 is installed on the surface of the hollow shaft 11 on one side of the chute 13. The surface of the first bidirectional threaded rod 12 is symmetrically covered with two groups of threaded sleeves 14, and the threaded sleeves 14 are all threadedly connected to the first bidirectional threaded rod 12, and the threaded sleeves 14 are all slidably connected to the chute 13. The outer surface of the hollow shaft 11 on one side of the chute 13 is symmetrically covered with two groups of threaded sleeves 14. The parts are all provided with a support arc plate 15, and the outer wall of the threaded sleeve 14 on one side of the support arc plate 15 is movably mounted with a support shaft 16, and the support shaft 16 is movably connected to the support arc plate 15. A third motor 19 is installed on the top of the test platform 1 on one side of the movable frame 2. The third motor 19 plays the role of power output. A transverse threaded rod 20 is installed at the output end of the third motor 19. A first threaded block 21 is installed on the outer wall of the movable frame 2, and the transverse threaded rod 20 is threadedly connected to the first threaded block 21, and the transverse threaded rod 20 extends to the outside of the movable frame 2. An adjusting arm 29 is slidably mounted on the outer wall of the support arm 4;

[0024] A first electric push rod 30 is installed on the top of the test platform 1 on one side of the adjustment arm 29. The first electric push rod 30 plays the role of power output, and the output end of the first electric push rod 30 is connected to the adjustment arm 29. A second electric push rod 31 is installed on the top of the adjustment arm 29. The second electric push rod 31 plays the role of power output, and the output end of the second electric push rod 31 is installed with a support wheel 32;

[0025] When in use, the bearing sleeve to be tested is mounted on the outside of the multiple groups of support arc plates 15, and the second motor 10 is turned on by operating the control panel 18. Under the support of the connecting seat 9 and the hollow shaft 11, the second motor 10 drives the first bidirectional threaded rod 12 to rotate. Under the threaded support of the first bidirectional threaded rod 12 and the threaded sleeve 14, the two groups of threaded sleeves 14 move on the surface of the first bidirectional threaded rod 12. Under the sliding support of the threaded sleeve 14 and the slide groove 13, the threaded sleeve 14 drives the support shaft 16 to rotate. Under the movable support of the support arc plate 15, the two groups of support shafts 16 drive the support arc plate 15 to move. The plate 15 supports and fixes the bearing in an open manner, and the third motor 19 is turned on by operating the control panel 18. The third motor 19 drives the transverse threaded rod 20 to rotate. Under the threaded support of the transverse threaded rod 20 and the first threaded block 21, the first threaded block 21 moves on the surface of the transverse threaded rod 20, and the first threaded block 21 drives the movable frame 2 to move transversely. The movable frame 2 drives the connecting seat 9 to move transversely through the coupling 8, and the connecting seat 9 drives the bearing to move transversely through multiple sets of support arc plates 15 to facilitate the bearing to move to the top of the driving wheel 27 and the driven wheel 28. The second electric push rod is turned on by operating the control panel 18. 31, under the support of the adjusting arm 29, the second electric push rod 31 drives the support wheel 32 to move, so as to facilitate the support wheel 32 to move to the top of the bearing, and the first electric push rod 30 is turned on by operating the control panel 18, and the first electric push rod 30 drives the adjusting arm 29 to adjust the height on the surface of the support arm 4, so as to facilitate the adjusting arm 29 to drive the support wheel 32 to adjust the height through the second electric push rod 31, so as to facilitate the support wheel 32 and the driving wheel 27 and the driven wheel 28 to clamp the bearing, and the first motor 5 is turned on by operating the control panel 18, and the pulley assembly 6 is driven by the first motor 5 to move, and the pulley assembly 6 drives The rotating shaft 7 rotates, and the rotating shaft 7 drives the connecting seat 9 to rotate as a whole through the coupling 8. The connecting seat 9 drives the bearing to rotate through the supporting arc plate 15. Under the support of the support wheel 32, the driving wheel 27, and the driven wheel 28, the outer ring of the bearing is stationary, and the inner ring rotates with the supporting arc plate 15. The visual inspection camera 33 is turned on by operating the control panel 18, and the visual inspection camera 33 performs visual inspection on the rotating inner ring of the bearing, realizing convenient center positioning, stretching and clamping of the bearing by the test device, facilitating the adaptation of bearings of different sizes, facilitating the rotation test of the inner ring of the bearing, and improving the convenience of the clamping test of the test device;

[0026] A fourth motor 22 is mounted on the outer wall of the support base 3, and the fourth motor 22 serves as a power output. A sliding frame 23 is symmetrically and movably mounted inside the support base 3 on one side of the fourth motor 22. A second threaded block 25 is mounted inside the sliding frame 23. A second bidirectional threaded rod 24 is movably mounted inside the support base 3 on one side of the fourth motor 22, and the second bidirectional threaded rod 24 is threadedly connected to the second threaded block 25. A right-angle motor 26 is mounted on the outer wall of the sliding frame 23, and the right-angle motor 26 serves as a power output. A driving wheel 27 is provided inside the support base 3 on one side of the right-angle motor 26, and the output end of the right-angle motor 26 is connected to the driving wheel 27.

[0027] A driven wheel 28 is movably mounted inside the support base 3 on one side of the driving wheel 27. A control panel 18 is mounted on the outer wall of the test platform 1. The output end of the control panel 18 is electrically connected to the input ends of the first motor 5, the second motor 10, the third motor 19, the fourth motor 22, the right-angle motor 26, the first electric push rod 30, the second electric push rod 31, and the visual inspection camera 33.

[0028] During use, after the test of the inner ring of the bearing is completed, the first motor 5 is turned off by operation to stop the rotation of the inner ring of the bearing, and the fourth motor 22 is turned on by operating the control panel 18. Under the support of the support seat 3, the fourth motor 22 drives the second bidirectional threaded rod 24 to rotate. Under the threaded support of the second bidirectional threaded rod 24 and the second threaded block 25, the second threaded block 25 moves on the surface of the second bidirectional threaded rod 24. Under the sliding support of the sliding frame 23 and the support seat 3, the second threaded block 25 drives the sliding frame 23 to move as a whole, and the sliding frame 23 drives the driving wheel 27 and the driven wheel 28 to move, so as to facilitate the mobile support of the bearing by the driving wheel 27 and the driven wheel 28. Plate 18 opens the right-angle motor 26. With the support of the sliding frame 23, the right-angle motor 26 drives the driving wheel 27 to rotate. With the cooperation of the driven wheel 28 and the movable support of the support wheel 32, the outer ring of the bearing is driven to rotate by the driving wheel 27, the driven wheel 28 and the support wheel 32. With the support of the supporting arc plate 15 on the inner ring of the bearing, the inner ring does not move, which facilitates the visual inspection camera 33 to perform a rotational visual inspection on the outer ring of the bearing. When the test is completed, the degree of wear of the inner and outer rings is compared to determine whether the bearing is qualified. This realizes convenient mobile support of the test device, facilitates driving the outer ring of the bearing to rotate in a circular manner, facilitates the rotation test of the outer ring of the bearing, and improves the testing efficiency of the test device.

[0029] Working principle: in use, external power supply, first by the need to test the bearing set in the external support arc plate 15 of the group, by the second motor 10 drive first bidirectional screw rod 12 rotation, two sets of threaded sleeve 14 in the surface of the first bidirectional screw rod 12 move, by the threaded sleeve 14 drive support shaft 16 rotation, by two groups of support shaft 16 drive support arc plate 15 move, by the group of support arc plate 15 on the bearing open type support fixed, by the third motor 19 drive horizontal screw rod 20 rotation, the first screw block 21 in the surface of the horizontal screw rod 20 move, by the first screw block 21 drive movable frame 2 transverse movement, by movable frame 2 through the coupling 8 drive connecting seat 9 transverse movement, by connecting seat 9 through the group of support arc plate 15 drive bearing transverse movement, to facilitate the bearing to the top of the driving wheel 27 and the driven wheel 28, by the second electric push rod 31 drive support wheel 32 move, to facilitate the support wheel 32 move to the top of the bearing, by the first electric push rod 30 drive adjusting arm 29 in the surface of the support arm 4 height adjustment, to facilitate the adjusting arm 29 through the second electric push rod 31 drive support wheel 32 height adjustment, to facilitate the support wheel 32 and the driving wheel 27, the driven wheel 28 on the bearing clamping, by the first motor 5 drive pulley assembly 6 move, by the pulley assembly 6 drive rotating shaft 7 rotation, by rotating shaft 7 through the coupling 8 drive connecting seat 9 overall rotation, by connecting seat 9 through the support arc plate 15 drive bearing rotation, under the support of support wheel 32 and the driving wheel 27, the driven wheel 28, the bearing outer ring does not move, the inner ring with the support arc plate 15 rotation, by visual detection camera 33 on the rotating bearing inner ring visual detection, when the bearing inner ring test is completed, then by operating the first motor 5, to make the bearing inner ring stop rotating, by the fourth motor 22 drive second bidirectional screw rod 24 rotation, the second screw block 25 in the surface of the second bidirectional screw rod 24 move, by the second screw block 25 drive slide frame 23 overall movement, by slide frame 23 drive driving wheel 27 and the driven wheel 28 move, to facilitate the driving wheel 27 and the driven wheel 28 on the bearing moving support, by the right angle motor 26 drive driving wheel 27 rotation, by the driving wheel 27, the driven wheel 28 and the support wheel 32 drive bearing outer ring rotation, under the support of support arc plate 15 on the bearing inner ring, the inner ring does not move, to facilitate the visual detection camera 33 on the bearing outer ring rotation visual detection, when the test is completed, by comparing the wear degree of inner and outer ring, to determine whether the bearing is qualified, to complete the use of test device.

Claims

1. A printer bearing testing device, comprising a testing platform (1) and a movable frame (2), characterized in that: A movable frame (2) is slidably mounted on the top of the test platform (1), a support seat (3) is mounted on the top of the test platform (1) on one side of the movable frame (2), a support arm (4) is mounted on the top of the test platform (1) on one side of the support seat (3), a visual inspection camera (33) is mounted on the top of the test platform (1) on one side of the support arm (4), a first motor (5) is mounted on the outer wall of the movable frame (2), and the output end of the first motor (5) extends to the inside of the movable frame (2), a pulley assembly (6) is mounted on the output end of the first motor (5), a rotating shaft (7) is provided inside the movable frame (2) on one side of the pulley assembly (6), the pulley assembly (6) extends to the surface of the rotating shaft (7), and the rotating shaft (7) extends to the outside of the movable frame (2), and the rotating shaft (7) is away from the pulley assembly (6) ) is installed at one end thereof, and a connecting seat (9) is installed at the end of the coupling (8) away from the rotating shaft (7), a hollow shaft (11) is installed on the outer wall of the connecting seat (9), a second motor (10) is installed inside the connecting seat (9), a first bidirectional threaded rod (12) is installed at the output end of the second motor (10), and the first bidirectional threaded rod (12) extends to the inside of the hollow shaft (11), the surface of the hollow shaft (11) is provided with three groups of chute (13) at equal intervals, a limiting sleeve (17) is installed on the surface of the hollow shaft (11) on one side of the chute (13), the surface of the first bidirectional threaded rod (12) is symmetrically covered with two groups of threaded sleeves (14), and the threaded sleeves (14) are all threadedly connected to the first bidirectional threaded rod (12), and the threaded sleeves (14) are all slidably connected to the chute (13).

2. A printer bearing testing device according to claim 1, characterized in that: A supporting arc plate (15) is provided on the outside of the hollow shaft (11) on one side of the slide groove (13), and a supporting shaft (16) is movably installed on the outer wall of the threaded sleeve (14) on one side of the supporting arc plate (15), and the supporting shaft (16) is movably connected to the supporting arc plate (15).

3. The printer bearing testing device according to claim 1, characterized in that: A third motor (19) is installed on the top of the test platform (1) on one side of the movable frame (2), a transverse threaded rod (20) is installed on the output end of the third motor (19), a first threaded block (21) is installed on the outer wall of the movable frame (2), and the transverse threaded rod (20) is threadedly connected to the first threaded block (21), and the transverse threaded rod (20) extends to the outside of the movable frame (2).

4. A printer bearing testing device according to claim 1, characterized in that: A fourth motor (22) is mounted on the outer wall of the support seat (3), a sliding frame (23) is symmetrically and movably mounted inside the support seat (3) on one side of the fourth motor (22), a second threaded block (25) is mounted inside each of the sliding frames (23), a second bidirectional threaded rod (24) is movably mounted inside the support seat (3) on one side of the fourth motor (22), and the second bidirectional threaded rod (24) is threadedly connected to the second threaded block (25).

5. A printer bearing testing device according to claim 4, characterized in that: A right-angle motor (26) is installed on the outer wall of the sliding frame (23), a driving wheel (27) is provided inside the support seat (3) on one side of the right-angle motor (26), and the output end of the right-angle motor (26) is connected to the driving wheel (27), and a driven wheel (28) is movably installed inside the support seat (3) on one side of the driving wheel (27).

6. The printer bearing testing device according to claim 1, characterized in that: An adjusting arm (29) is slidably mounted on the outer wall of the support arm (4); a first electric push rod (30) is mounted on the top of the test platform (1) on one side of the adjusting arm (29); and an output end of the first electric push rod (30) is connected to the adjusting arm (29).

7. The printer bearing testing device according to claim 6, characterized in that: A second electric push rod (31) is installed at the top end of the regulating arm (29), and a supporting wheel (32) is installed at the output end of the second electric push rod (31).

8. The printer bearing testing device according to claim 7, characterized in that: A control panel (18) is installed on the outer wall of the test platform (1), and an output end of the control panel (18) is electrically connected to input ends of a first motor (5), a second motor (10), a third motor (19), a fourth motor (22), a right-angle motor (26), a first electric push rod (30), a second electric push rod (31), and a visual detection camera (33).

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