A dynamic balance detection device
By designing the barrier part and limit groove in the dynamic balance detection device, the contact between the iron core and the support frame is reduced, and the detection shaft limit is driven by the belt, the problem of degradation of detection accuracy is solved, and higher detection accuracy and structural simplicity are achieved.
Patent Information
- Application Number
- CN202421151305.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-24
- Publication Date
- 2025-04-04
- Estimated Expiration
- 2034-05-24
AI Technical Summary
When the existing dynamic balance detection device moves in the length direction of the detection axis, the iron core contacts the support frame, resulting in a decrease in detection accuracy.
A dynamic balance detection device is designed, and a barrier portion and a limit groove extend in the first direction, and the barrier portion contacts the detection shaft to reduce the contact between the iron core and the support frame. At the same time, the first inclined surface is provided by the belt to drive the iron core and the detection shaft to move in the direction close to the barrier portion, so as to achieve limiting the detection shaft.
It effectively reduces the contact between the iron core on the detection shaft and the support frame, improves the accuracy of dynamic balance detection, and realizes the simplicity of the structure and the convenience of replacement through the setting of plastic shrapnel and resistance bolts.
Smart Images
Figure CN222719090U_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the field of detection devices, and in particular to a dynamic balancing detection device. Background Art
[0002] The dynamic balance detection device is a device for performing dynamic balance detection on a rotating object.
[0003] In the related technology, the dynamic balancing detection device includes a frame, a driving assembly and a support frame. The support frame and the driving assembly are both connected to the frame. The support frame has a limit groove. The limit groove passes through the support frame along the length direction of the detection shaft. The limit groove is used to support the detection shaft. An iron core is provided on the detection shaft. The driving assembly drives the detection shaft to rotate. A vibration sensor and a speed sensor are provided on the support frame for testing whether the detection shaft meets the dynamic balancing standard.
[0004] With respect to the above-mentioned related technologies, the inventors believe that the following defects exist: due to the movement in the length direction of the detection shaft, the iron core on the detection shaft contacts the support frame, which leads to a decrease in detection accuracy. Utility Model Content
[0005] In order to improve the detection accuracy of dynamic balance, the present application provides a dynamic balance detection device.
[0006] The present application provides a dynamic balance detection device that adopts the following technical solution:
[0007] A dynamic balance detection device includes a frame, a support frame and a drive assembly, wherein the support frame is connected to the frame, the support frame has a limit groove, the limit groove is recessed along the surface of the support frame and along the inside of the support frame, the dynamic balance detection device includes a blocking portion, the dynamic balance detection device has a first direction, the limit groove extends along the first direction, along the first direction, the blocking portion is located on one side of the limit groove, and the blocking portion is used to contact the detection axis.
[0008] By adopting the above technical solution, the blocking part blocks the detection shaft along the first direction, thereby reducing the contact between the iron core on the detection shaft and the support frame, resulting in a decrease in the dynamic balance detection accuracy.
[0009] Optionally, the blocking portion includes a first blocking piece and a second blocking piece, the support frame is located between the first blocking piece and the second blocking piece, and the first blocking piece and the second blocking piece are both used to contact the detection axis.
[0010] By adopting the above technical solution, the first baffle and the second baffle limit the detection shaft, thereby reducing the contact between the iron core on the detection shaft and the support frame, resulting in a decrease in the dynamic balance detection accuracy.
[0011] Optionally, the driving assembly includes a driving motor, a plurality of pulleys and a belt, the plurality of pulleys are rotatably connected to the frame, the belt is sleeved on the plurality of pulleys, the driving motor is used to drive the pulleys to rotate, and the belt is used to contact the iron core on the detection shaft.
[0012] By adopting the above technical solution, the pulley and the belt drive the iron core on the detection shaft and the detection shaft to rotate, which can reduce the vibration effect of the drive motor on the detection shaft and further improve the dynamic balance detection accuracy.
[0013] Optionally, the belt has a first inclined surface, the first inclined surface has a first inclined direction, the first inclined surface extends along the first inclined direction, the first inclined direction is inclined relative to the vertical direction, the lowest point of the first inclined surface along the vertical direction is closer to the blocking part than the highest point of the first inclined surface along the vertical direction, and the first inclined surface is used to contact the iron core.
[0014] By adopting the above technical solution, when in use, the first inclined surface contacts the iron core, driving the iron core and the detection shaft to move in a direction close to the blocking portion, thereby limiting the detection shaft and achieving a simple structure.
[0015] Optionally, the blocking portion has a second inclined surface, the second inclined surface has a second inclined direction, the second inclined surface extends along the second inclined direction, the second inclined direction is inclined relative to the vertical direction, the lowest point of the second inclined surface along the vertical direction is closer to the support frame than the highest point of the second inclined surface along the vertical direction, and the second inclined surface is used to contact the detection axis.
[0016] By adopting the above technical solution, when the detection shaft is placed in the limiting groove during use, the detection shaft contacts the second inclined surface, and the second inclined surface guides the detection shaft, making it easier for the detection shaft to contact the blocking part, and the limiting is more reliable.
[0017] Optionally, the blocking portion includes a plastic spring sheet, the frame has a mounting groove, the plastic spring sheet is partially located in the mounting groove, and the dynamic balance detection device includes a resistance bolt, the resistance bolt is threadedly connected to the frame, and the tail of the resistance bolt resists the plastic spring sheet.
[0018] By adopting the above technical solution, the setting material of the plastic spring is simple, the friction between the plastic spring and the detection shaft is small, and the plastic spring has the ability to reset, which reduces the cost and is convenient for replacement.
[0019] Optionally, the support frame includes a first support block and a second support block, and along the first direction, the first support block and the second support block are located on the same side of the blocking portion, and along the first direction, a plurality of the pulleys and the belts are located between the first support block and the second support block, and the limiting groove includes a first groove and a second groove, the first support block has the first groove, and the second support block has the second groove.
[0020] By adopting the above technical solution, the detection shaft is supported and rotated for detection through the first groove and the second groove, the structure is simple, and the support is more stable.
[0021] Optionally, the first groove and the second groove are both arranged in a V shape.
[0022] By adopting the above technical solution, the V-shaped first groove and the second groove facilitate the insertion of the detection shaft, and the detection shaft is suitable for detection shafts of various shaft diameters.
[0023] In summary, the present application includes at least one of the following beneficial technical effects:
[0024] 1. The detection axis is blocked along the first direction by the blocking part and the limiting groove, so as to reduce the contact between the iron core and other components and reduce the accuracy of the dynamic balance test;
[0025] 2. The first inclined surface is set by the belt to drive the iron core and the detection shaft in the direction close to the blocking part, so that the limit of the detection shaft is more reliable;
[0026] 3. Plastic springs and abutment bolts make replacement easy and the structure is simple. BRIEF DESCRIPTION OF THE DRAWINGS
[0027] Figure 1 It is a structural diagram of an embodiment of the present application.
[0028] Figure 2 yes Figure 1 Schematic cross-sectional view of .
[0029] Figure 3 yes Figure 1 Schematic diagram of the structure of the support frame.
[0030] Figure 4 yes Figure 1 Schematic diagram of the structure of the drive component.
[0031] Figure 5 yes Figure 2 Schematic diagram of the structure at circle A in the middle.
[0032] Figure 6 It is a structural schematic diagram of another embodiment of the present application.
[0033] Figure markings: 1. frame; 11. mounting groove; 12. interference bolt; 13. mounting frame; 14. first bracket; 15. second bracket; 16. fixed seat; 2. blocking part; 21. first baffle; 22. second baffle; 23. second inclined surface; 24. plastic spring; 3. driving assembly; 31. driving motor; 32. pulley; 33. belt; 331. first inclined surface; 34. vertical plate; 4. supporting frame; 41. first supporting block; 42. second supporting block; 5. limiting groove; 51. first groove; 52. second groove; 6. detection axis; 61. iron core; 62. balancing block; X, first direction; X1, first inclined direction; X2, second inclined direction. DETAILED DESCRIPTION
[0034] The following is combined with Figure 1-5 This application is described in further detail.
[0035] The present application embodiment discloses a dynamic balance detection device. Figure 1 as well as Figure 2 The dynamic balance detection device includes a frame 1, a support frame 4 and a driving assembly 3. The frame 1 includes a mounting frame 13, a first bracket 14 and a second bracket 15. The first bracket 14 and the second bracket 15 are both located above the mounting frame 13. The first bracket 14 and the second bracket 15 are both fixedly connected to the mounting frame 13. The dynamic balance detection device has a first direction, and the first bracket 14 and the second bracket 15 are distributed along the first direction X.
[0036] Reference Figure 1 as well as Figure 2 The support frame 4 includes a first support block 41 and a second support block 42, the first support block 41 and the second support block 42 are both fixedly connected to the frame 1, and the first support block 41 and the second support block 42 are both extended in the vertical direction, the first support block 41 and the second support block 42 are distributed along the first direction X, the first support block 41 is fixedly connected to the first bracket 14, and the second support block 42 is fixedly connected to the second bracket 15.
[0037] Reference Figure 2 as well as Figure 3 The support frame 4 has a limiting groove 5, which includes a first groove 51 and a second groove 52. The first support block 41 has the first groove 51, and the second support block 42 has the second groove 52. The first groove 51 is recessed along the upper end surface of the first support block 41 and the interior of the first support block 41. The second groove 52 is recessed along the upper end surface of the second support block 42 and the interior of the second support block 42. The first groove 51 and the second groove 52 penetrate the support frame 4 along the first direction X.
[0038] Reference Figure 2 as well as Figure 3 The first groove 51 and the second groove 52 are both arranged in a V shape.
[0039] Reference Figure 2 as well as Figure 3 The dynamic balance detection device includes a blocking portion 2, and along the first direction X, the blocking portion 2 is located on one side of the limiting groove 5. Specifically, the blocking portion 2 is located on a side of the first supporting block 41 away from the second supporting block 42.
[0040] Reference Figure 2 as well as Figure 3 The frame 1 also includes a fixing seat 16, which is fixedly connected to the first bracket 14. The fixing seat 16 has a mounting groove 11, and the mounting groove 11 is recessed along the upper end surface of the fixing seat 16 and the inside of the mounting groove 11. The blocking portion 2 includes a plastic spring 24, and the plastic spring 24 is partially located in the mounting groove 11. The dynamic balance detection device includes a resistance bolt 12, which is threadedly connected to the fixing seat 16, and the tail portion of the resistance bolt 12 is located in the mounting groove 11, and the tail portion of the resistance bolt 12 is in resistance with the plastic spring 24.
[0041] Reference Figure 2 as well as Figure 3 The blocking portion 2 has a second inclined surface 23, the second inclined surface 23 has a second inclined direction X2, the second inclined surface 23 extends along the second inclined direction X2, the second inclined direction X2 is inclined relative to the vertical direction, the lowest point of the second inclined surface 23 along the vertical direction is closer to the support frame 4 than the highest point of the second inclined surface 23 along the vertical direction, and the second inclined surface 23 can contact the detection axis 6.
[0042] Reference Figure 1 as well as Figure 4 The driving assembly 3 includes a driving motor 31, a vertical plate 34, three pulleys 32 and a belt 33. The vertical plate 34 is vertically arranged, and the vertical plate 34 is located between the first support block 41 and the second support block 42. The vertical plate 34 is fixedly connected to the mounting frame 13. The three pulleys 32 are vertically arranged, and the three pulleys 32 are rotatably connected to the vertical plate 34. The belt 33 is sleeved on the three pulleys 32, and the belt 33 can contact the iron core 61 on the detection shaft 6. The driving motor 31 is fixedly connected to the vertical plate 34, and the rotating shaft of the driving motor 31 is coaxially fixedly connected to one of the pulleys 32.
[0043] Reference Figure 2 as well as Figure 5The belt 33 has a first inclined surface 331, and the first inclined surface 331 has a first inclined direction X1. The first inclined surface 331 extends along the first inclined direction X1, and the first inclined direction X1 is inclined relative to the vertical direction. The lowest point of the first inclined surface 331 along the vertical direction is closer to the blocking portion 2 than the highest point of the first inclined surface 331 along the vertical direction. The first inclined surface 331 is used to contact the iron core 61. Along the first direction X, the plurality of pulleys 32 and the belt 33 are located between the first support block 41 and the second support block 42.
[0044] In some embodiments, reference Figure 6 , which is different from the above-mentioned embodiment, the blocking portion 2 includes a first blocking piece 21 and a second blocking piece 22, along the first direction X, the first supporting block 41 and the second supporting block 42 are both located between the first blocking piece 21 and the second blocking piece 22, the first blocking piece 21 and the second blocking piece 22 are both used to contact the detection shaft 6, and the belt 33 does not have a first inclined surface 331.
[0045] The implementation principle of a dynamic balancing detection device in an embodiment of the present application is as follows: an iron core 61, a balancing block 62 and other components are fixedly sleeved on the detection shaft 6, and the detection shaft 6 is placed in the first groove 51 and the second groove 52. The wall of the first groove 51 and the wall of the second groove 52 support the detection shaft 6. In the process of placing the detection shaft 6 in the first groove 51 and the second groove 52, the second inclined surface 23 guides the detection shaft 6 so that the plastic spring piece 24 contacts, and the plastic spring piece 24 blocks the detection shaft 6. The driving motor 31 and the belt 33 drive the iron core 61 and the detection shaft 6 to rotate. Since the first inclined surface 331 contacts the iron core 61, the iron core 61 and the detection shaft 6 move in a direction close to the plastic spring piece 24, and the plastic spring piece 24 blocks the detection shaft 6, thereby reducing the contact between the iron core 61 and the support frame 4 and improving the dynamic balancing detection accuracy.
[0046] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.
Claims
1. A dynamic balance detection device, characterized in that: The invention comprises a frame (1), a support frame (4) and a driving assembly (3), wherein the support frame (4) is connected to the frame (1), the support frame (4) has a limiting groove (5), the limiting groove (5) is recessed toward the inside of the support frame (4) along the surface of the support frame (4), the dynamic balance detection device comprises a blocking portion (2), the dynamic balance detection device has a first direction (X), the limiting groove (5) extends along the first direction (X), and along the first direction (X), the blocking portion (2) is located on one side of the limiting groove (5), and the blocking portion (2) is used to contact the detection shaft (6).
2. The dynamic balance detection device according to claim 1, characterized in that: The blocking portion (2) comprises a first blocking piece (21) and a second blocking piece (22); the support frame (4) is located between the first blocking piece (21) and the second blocking piece (22); and the first blocking piece (21) and the second blocking piece (22) are both used to contact the detection axis (6).
3. The dynamic balance detection device according to claim 1, characterized in that: The driving assembly (3) comprises a driving motor (31), a plurality of pulleys (32) and a belt (33); the plurality of pulleys (32) are rotatably connected to the frame (1); the belt (33) is sleeved on the plurality of pulleys (32); the driving motor (31) is used to drive the pulleys (32) to rotate; and the belt (33) is used to contact the iron core (61) on the detection shaft (6).
4. The dynamic balance detection device according to claim 3, characterized in that: The belt (33) has a first inclined surface (331), the first inclined surface (331) has a first inclined direction (X1), the first inclined surface (331) extends along the first inclined direction (X1), the first inclined direction (X1) is inclined relative to the vertical direction, the lowest point of the first inclined surface (331) along the vertical direction is closer to the blocking portion (2) than the highest point of the first inclined surface (331) along the vertical direction, and the first inclined surface (331) is used to contact the iron core (61).
5. The dynamic balance detection device according to claim 1, characterized in that: The blocking portion (2) has a second inclined surface (23), the second inclined surface (23) has a second inclined direction (X2), the second inclined surface (23) extends along the second inclined direction (X2), the second inclined direction (X2) is inclined relative to the vertical direction, the lowest point of the second inclined surface (23) along the vertical direction is closer to the support frame (4) than the highest point of the second inclined surface (23) along the vertical direction, and the second inclined surface (23) is used to contact the detection axis (6).
6. The dynamic balance detection device according to claim 1, characterized in that: The blocking portion (2) comprises a plastic spring piece (24), the frame (1) has a mounting groove (11), a portion of the plastic spring piece (24) is located in the mounting groove (11), and the dynamic balance detection device comprises a resisting bolt (12), the resisting bolt (12) is threadedly connected to the frame (1), and a tail of the resisting bolt (12) resists the plastic spring piece (24).
7. The dynamic balance detection device according to claim 3, characterized in that: The support frame (4) comprises a first support block (41) and a second support block (42); along the first direction (X), the first support block (41) and the second support block (42) are both located on the same side of the blocking portion (2); along the first direction (X), a plurality of pulleys (32) and the belt (33) are both located between the first support block (41) and the second support block (42); the limiting groove (5) comprises a first groove (51) and a second groove (52); the first support block (41) has the first groove (51) and the second support block (42) has the second groove (52).
8. The dynamic balance detection device according to claim 7, characterized in that: The first groove (51) and the second groove (52) are both arranged in a V shape.