Auxiliary device for measuring assembly clearance of bearing
By designing an auxiliary device for measuring bearing assembly clearance, and utilizing the cooperation of the measuring table and related structures, the problem of inaccurate measurement of bearing axial clearance was solved, and high-precision measurement of bearing clearance was achieved.
Patent Information
- Application Number
- CN202520694011.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-14
- Publication Date
- 2026-02-13
- Estimated Expiration
- 2035-04-14
AI Technical Summary
In existing technologies, the measurement of bearing axial clearance is affected by many factors, resulting in inaccurate measurement results.
An auxiliary device for measuring bearing assembly clearance was designed, including a measuring platform, a through hole, a movable disc, a lead screw, a threaded block, a slider, a top frame, and a thumb bolt. Through the cooperation of these structures, the outer ring of the bearing is pressed and the inner ring is moved stably, thereby improving the measurement accuracy.
This device can effectively press the outer ring of the bearing and stabilize the movement of the inner ring, improving the accuracy of bearing axial clearance measurement, avoiding slippage, and ensuring the accuracy of measurement results.
Smart Images
Figure CN223910193U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to bearing gap measurement technical field more specifically, relate to a bearing assembly gap measurement auxiliary device. BACKGROUND
[0002] Bearing is an important spare part in contemporary mechanical equipment, its main function is the support mechanical rotating body, reduces its friction coefficient in the movement process, and ensures its rotation precision, according to the different friction properties of moving element, bearing can be divided into two categories of rolling bearing and sliding bearing, during the production of bearing, each spare part needs to be assembled, and then the gap of bearing is measured.
[0003] When the axial gap of bearing is measured, the traditional method generally first holds the bearing outer ring by hand, then the dial indicator contact is pressed against the bearing inner ring end face, finally the inner ring is moved along the axial direction, and the reading change of the dial indicator is recorded, so that the specific bearing gap is obtained, in this process, since the inner ring needs to be moved, the bearing needs to be placed on the upper side of two groups of objects with the same thickness, so that the inner ring is in a suspended state, and then the inner ring can be axially moved, and when the inner ring is moved, the outer ring also needs to be pressed by hand, and the measurement result is influenced by many factors, so that the measurement is not accurate enough.
[0004] In view of this, a bearing assembly gap measurement auxiliary device is provided. UTILITY MODEL CONTENTS
[0005] 1. Technical problem to be solved
[0006] The utility model aims at providing a bearing assembly gap measurement auxiliary device to solve the problem that the existing bearing axial gap measurement is influenced by many factors and the measurement result is not accurate enough in the background art.
[0007] 2. Technical scheme
[0008] A bearing assembly gap measurement auxiliary device, including the measuring stage, the upper side of the measuring stage is provided with a through hole, the inner side of the through hole is movably provided with a movable disc, the upper side of the movable disc is provided with a mounting groove, the upper side of the mounting groove is provided with a top frame, and a lead screw is rotatably arranged in the mounting groove, the outer side of the lead screw is provided with two opposite threads, and a threaded block is arranged on the two opposite threads, the upper side of the two threaded blocks is fixedly provided with a connecting block, the upper side of the connecting block is fixedly provided with a U-shaped block, the outer side of the U-shaped block is fixedly provided with a sliding block, the sliding block is movably inserted into the inner side of the top frame, the lead screw is movably inserted into the mounting groove and extends to the outer side, and a knob is fixedly arranged on the outer side end of the lead screw, and the upper side of the measuring stage is provided with two pressing mechanisms.
[0009] Preferably, a fixed frame is fixedly arranged inside the measuring table, the movable disc is fixedly arranged with a connecting rod at the lower side, the connecting rod is movably penetrated through the fixed frame and extends to the outside, and a handle is fixedly arranged at the outer end of the connecting rod.
[0010] Preferably, a limiting disc is fixedly arranged at the inner side of the fixed frame outside the connecting rod.
[0011] Preferably, an anti-skid pad is fixedly arranged outside the U-shaped block.
[0012] Preferably, a limiting groove for butt-joint threaded blocks is arranged at both sides of the mounting groove.
[0013] Preferably, the pressing mechanism comprises an L-shaped block fixedly arranged at the upper side of the measuring table, a thumb bolt is arranged at the upper side of the L-shaped block, the thumb bolt is threaded through the L-shaped block and extends to the lower side, and a pressing disc is fixedly arranged at the lower end of the thumb bolt at the lower side of the L-shaped block.
[0014] 3. Beneficial effects
[0015] Compared with the prior art, the utility model has the advantages that:
[0016] 1. The utility model discloses a bearing axial gap measuring device, which comprises a measuring table, a plurality of through holes are arranged on the measuring table, a movable disc is fixedly arranged on the measuring table, a threaded block is fixedly arranged on the movable disc, a sliding block is fixedly arranged on the threaded block, a top frame is fixedly arranged on the sliding block, a thumb bolt is fixedly arranged on the top frame, and a pressing disc is fixedly arranged on the thumb bolt.
[0017] 2. The utility model discloses a bearing axial gap measuring device, which comprises a measuring table, a plurality of through holes are arranged on the measuring table, a movable disc is fixedly arranged on the measuring table, a threaded block is fixedly arranged on the movable disc, a sliding block is fixedly arranged on the threaded block, a top frame is fixedly arranged on the sliding block, a thumb bolt is fixedly arranged on the top frame, and a pressing disc is fixedly arranged on the thumb bolt. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 It is a whole structure schematic view of the utility model;
[0019] Figure 2 It is a bottom view effect schematic view of the movable disc of the utility model;
[0020] Figure 3 It is a sectional view schematic view of the positioning mechanism of the utility model;
[0021] Figure 4 It is a top view effect schematic view of the movable disc of the utility model;
[0022] Figure 5 It is a pressing mechanism schematic view of the utility model;
[0023] Label explanation in the figure: 1 measuring table, 2 perforation, 3 movable disc, 4 mounting groove, 5 screw rod, 6 threaded block, 7 connecting block, 8 U-shaped block, 9 sliding block, 10 top frame, 11 knob, 12 fixed frame, 13 connecting rod, 14 handle, 15 limiting disc, 16 non-slip pad, 17 limiting groove, 18 pressing mechanism, 19 L-shaped block, 20 thumb bolt, 21 pressure plate. DETAILED DESCRIPTION
[0024] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.
[0025] In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.
[0026] In the description of the present application, it should be noted that, unless otherwise specifically provided and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be broadly understood, for example, "connected" can be fixedly connected, can be detachably connected, or integrally connected; can be mechanically connected, can be electrically connected; can be directly connected, can be indirectly connected through an intermediate medium, and can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.
[0027] Please refer to Figures 1-5 , the present application provides a technical scheme:
[0028] The utility model provides a kind of bearing assembly gap measuring auxiliary device, including measuring table 1, the upper side of measuring table 1 is provided with perforation 2, the inside of perforation 2 is movably provided with movable disc 3, the upper side of movable disc 3 is provided with installation slot 4, the upper side of installation slot 4 is provided with top frame 10, and the inside of installation slot 4 is rotatably provided with screw rod 5, the outside of screw rod 5 is provided with two segments opposite directions thread, and the outside of screw rod 5 is provided with the thread block 6 of two segments opposite directions thread, the upper side of two groups of thread block 6 is fixedly provided with connecting block 7, the upper side of connecting block 7 is fixedly provided with U-shaped block 8, the outside of U-shaped block 8 is fixedly provided with sliding block 9, sliding block 9 movably penetrates and is inserted in the inside of top frame 10, screw rod 5 movably penetrates installation slot 4 and extends to outside, and the outside end of screw rod 5 is fixedly provided with knob 11 in the outside portion of installation slot 4, the upper side of measuring table 1 is provided with two groups of pressing mechanism 18, by rotating knob 11 can conveniently drive two groups of U-shaped block 8 to move and stick to bearing inner ring, simultaneously by two groups of pressing mechanism 18 can firmly press the bearing outer ring, then when moving movable disc 3, just can conveniently drive bearing inner ring to move, and top frame 10 is located in the middle of bearing inner ring, by the extrusion of top frame 10 to dial indicator contact, can accurately measure bearing axial clearance, convenient for staff to operate.
[0029] Specifically, the inside of measuring table 1 is fixedly provided with fixed frame 12, the lower side of movable disc 3 is fixedly provided with connecting rod 13, connecting rod 13 movably penetrates fixed frame 12 and extends to outside, and the outside end of connecting rod 13 is fixedly provided with handle 14, connecting rod 13 is U-shaped, by moving handle 14 can conveniently drive connecting rod 13 and movable disc 3 to move, improve the convenience of operation.
[0030] Further, the outside of connecting rod 13 is fixedly provided with limit disc 15 in the inside portion of fixed frame 12, limit disc 15 can limit the initial position of movable disc 3 and connecting rod 13, so that the axial clearance measurement of bearing is more convenient.
[0031] It is worth mentioning that the outside of U-shaped block 8 is fixedly provided with antiskid pad 16, and the antiskid pad 16 can improve the friction between the U-shaped block 8 and the inner ring of the bearing, avoid the situation of slipping when moving the inner ring, improve the positioning stability of the inner ring, and further ensure the measurement accuracy of the bearing axial direction.
[0032] It is worth noting that the two sides of installation slot 4 are provided with limiting groove 17 for butt-joint thread block 6, and the limiting groove 17 can limit the thread block 6, so that when the screw rod 5 rotates, the thread block 6 can be driven to translate along the screw rod 5, and then the U-shaped block 8 can be conveniently translated to position the bearing inner ring.
[0033] In addition, the pressing mechanism 18 comprises an L-shaped block 19 fixedly arranged on the upper side of the measuring table 1, a thumb bolt 20 is arranged on the upper side of the L-shaped block 19, the thumb bolt 20 is screwed through the L-shaped block 19 and extends to the lower side, and the lower end of the thumb bolt 20 is fixedly arranged with a pressing disc 21 on the lower side of the L-shaped block 19, the two groups of pressing discs 21 can tightly press the bearing outer ring on the measuring table 1, so that the bearing outer ring will not be offset when measuring the bearing axial clearance, and the thumb bolt 20 can be conveniently screwed by hand without the aid of other tools, thereby improving the pressing convenience of the bearing outer ring.
[0034] Working principle: first, the bearing is placed above the perforated hole 2, then the thumb bolt 20 is rotated to drive the pressing disc 21 to move and press the bearing outer ring, then the knob 11 is rotated to drive the lead screw 5 to rotate, at this time, the two groups of threaded blocks 6 sleeved on the outer side of the lead screw 5 move along the lead screw 5 under the limiting action of the limiting groove 17, the threaded blocks 6 drive the connecting block 7 and the U-shaped block 8 to move when moving, the U-shaped block 8 drives the non-slip pad 16 to tightly contact the bearing inner ring, then the dial gauge base is fixed on the upper side of the measuring table 1 and the dial gauge angle is adjusted, so that the dial gauge contact is abutted against the top frame 10, then the handle 14 is moved to drive the connecting rod 13 to move, the connecting rod 13 drives the movable disc 3, the bearing inner ring and the top frame 10 to move when moving, the top frame 10 moves to press the dial gauge contact, and the bearing clearance is measured by observing the numerical value change of the dial gauge.
[0035] The basic principle, main characteristics and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above embodiments, the above embodiments and descriptions in the specification are only preferred examples of the utility model and are not used to limit the utility model, various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. An auxiliary device for measuring bearing assembly clearance, comprising a measuring table (1), characterized in that: The measuring platform (1) has a through hole (2) on its upper side. A movable plate (3) is movably arranged inside the through hole (2). A mounting groove (4) is provided on the upper side of the movable plate (3). A top frame (10) is provided on the upper side of the mounting groove (4). A lead screw (5) is rotatably arranged inside the mounting groove (4). Two threads with opposite directions are provided on the outer side of the lead screw (5). Threaded blocks (6) are fitted on both threads with opposite directions on the outer side of the lead screw (5). The two sets of threaded blocks (6) A connecting block (7) is fixedly installed on the upper side of the measuring platform (1). A U-shaped block (8) is fixedly installed on the upper side of the connecting block (7). A slider (9) is fixedly installed on the outer side of the U-shaped block (8). The slider (9) is movably inserted into the inner side of the top frame (10). The lead screw (5) movably passes through the mounting groove (4) and extends to the outer side. A knob (11) is fixedly installed on the outer part of the lead screw (5) located on the outer side of the mounting groove (4). Two sets of clamping mechanisms (18) are installed on the upper side of the measuring platform (1).
2. The bearing assembly clearance measuring auxiliary device according to claim 1, characterized in that: A fixed frame (12) is fixedly installed on the inner side of the measuring platform (1), and a connecting rod (13) is fixedly installed on the lower side of the movable plate (3). The connecting rod (13) moves through the fixed frame (12) and extends to the outside, and a handle (14) is fixedly installed on the outer end of the connecting rod (13).
3. The bearing assembly clearance measuring auxiliary device according to claim 2, characterized in that: A limiting plate (15) is fixedly installed on the outer side of the connecting rod (13) located inside the fixing frame (12).
4. The bearing assembly clearance measuring auxiliary device according to claim 1, characterized in that: An anti-slip pad (16) is fixedly installed on the outside of the U-shaped block (8).
5. The bearing assembly clearance measuring auxiliary device according to claim 1, characterized in that: The mounting groove (4) has limiting grooves (17) for connecting threaded blocks (6) on both sides.
6. The bearing assembly clearance measuring auxiliary device according to claim 1, characterized in that: The clamping mechanism (18) includes an L-shaped block (19) fixedly installed on the upper side of the measuring table (1). A thumb bolt (20) is provided on the upper side of the L-shaped block (19). The thumb bolt (20) is threaded through the L-shaped block (19) and extends to the lower side. A pressure plate (21) is fixedly installed on the lower part of the thumb bolt (20) located on the lower side of the L-shaped block (19).