CN209166711U - Receded disk impeller dynamic balancing measurement mechanism - Google Patents
Receded disk impeller dynamic balancing measurement mechanism Download PDFInfo
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- CN209166711U CN209166711U CN201822015873.6U CN201822015873U CN209166711U CN 209166711 U CN209166711 U CN 209166711U CN 201822015873 U CN201822015873 U CN 201822015873U CN 209166711 U CN209166711 U CN 209166711U
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- main shaft
- receded disk
- disk impeller
- base
- dynamic balancing
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Abstract
A kind of receded disk impeller dynamic balancing measurement mechanism, the mounting hole of receded disk impeller is plugged in installation axle, main shaft locking is fixed by main shaft locking system later, prevent its rotation, since main shaft cannot rotate, to which receded disk impeller will can be fixedly secured by operator with spanner after nut tightening, clamp it by receded disk impeller with baffle fit, receded disk impeller will not generate left and right play.Main shaft locking system is released later to the locking of main shaft, the rotation of spindle drive driving spindle, rotates receded disk impeller, and the vibration generated is transferred on main shaft, the jitter values of main shaft can be read using amesdial, and then show whether the dynamic balancing of receded disk impeller meets the requirements.It is simple to operate, improve the accuracy and accuracy of receded disk impeller dynamic balancing measurement.
Description
Receded disk impeller dynamic balancing measurement mechanism
Technical field
The utility model relates to receded disk impeller technical fields, and in particular to a kind of receded disk impeller dynamic balance testing machine
Structure.
Background technique
Receded disk impeller needs to test after welding its dynamic balancing using dynamic balance testing device, and only dynamic balancing is full
The impeller of sufficient standard could use, if dynamic balance of impeller is unsatisfactory for standard, will generate vibration in use process, not only shadow
Electrical machinery life is rung, while it can generate a large amount of noises.
Receded disk impeller is installed on equipment rotating shaft when doing dynamic balancing measurement, utilizes nut by centrifugal leaf later
Wheel is locked, due to often will drive equipment rotating shaft rotation when tightening nut, so that nut be easy to cause to twist not tight show
As, nut twist it is not tight can be generated in rotation to receded disk impeller left and right directions along axial float, since play will lead to
The generation of vibration, to influence the accuracy of dynamic balancing measurement.
Summary of the invention
The utility model is provided and a kind of facilitate fixed impeller and ensure that impeller is solid to overcome the shortcomings of the above technology
Fixed firm receded disk impeller dynamic balancing measurement mechanism.
The utility model overcomes the technical solution used by its technical problem to be:
A kind of receded disk impeller dynamic balancing measurement mechanism, comprising:
Base, the upper end setting are equipped with bearing in the axle bed there are two axle bed；
Main shaft is rotatablely installed in the horizontal direction in the inner hole of bearing, and the front end of main shaft is provided with outer diameter greater than centrifugal
The baffle of the mounting hole internal diameter of impeller, the front end of baffle are provided with installation axle, outer diameter and the mounting hole internal diameter phase of the installation axle
Matching, installation axle and main shaft same axis；
Receded disk impeller is plugged in installation axle by mounting hole, and the head end of the installation axle is provided with external screw thread, nut
It is combined on external screw thread, receded disk impeller is fixed on baffle by nut；
Spindle drive is set in base, driving spindle rotation；
Amesdial is installed on base, and the indicator of the amesdial is contacted with the surface of main shaft；And
Main shaft locking system, is installed on base, and main shaft locking system is for fixing main shaft locking.
Further, above-mentioned spindle drive includes the motor being installed in base, is installed on motor output shaft
The belt pulley I and belt pulley II being installed on main shaft is driven by driving belt between the belt pulley I and belt pulley II and is connected
It connects.
Further, above-mentioned main shaft locking system includes the circumferentially spaced several jacks being set on main shaft, edge
Vertical direction slides the slide bar being plugged in base, the window for being set to base front end, is rotatablely installed by shaft in base window
Swing rod at mouthful, the tail end of the swing rod are provided with long hole along its length, and the lower end of the slider is provided with pin shaft, the pin shaft inserting
In long hole, the head end of the swing rod is provided with pedal, and extension spring upper end is connected with swing rod, and lower end is connected with base, when
In a free state, the top of slide bar is located at the underface of a jack on main shaft to extension spring, and the outer diameter of slide bar, which is less than, to be inserted
The internal diameter in hole.
It preferably, further include the guide sleeve being vertically arranged in base, the sliding bar is plugged in the inner hole of guide sleeve.
Preferably, the top of above-mentioned slide bar is the conehead of cone.
The beneficial effects of the utility model are: the mounting hole of receded disk impeller is plugged in installation axle, pass through master later
Axis locking system fixes main shaft locking, prevents its rotation, since main shaft cannot rotate, so that operator is with spanner by nut
Receded disk impeller can be fixedly secured after screwing, clamp it by receded disk impeller with baffle fit, receded disk impeller will not
Generate left and right play.Main shaft locking system is released later to the locking of main shaft, and the rotation of spindle drive driving spindle makes to be centrifuged
Formula impeller rotation, generate vibration be transferred on main shaft, the jitter values of main shaft can be read using amesdial, so obtain from
Whether the dynamic balancing of core type impeller meets the requirements.It is simple to operate, improve the accuracy of receded disk impeller dynamic balancing measurement
And accuracy.
Detailed description of the invention
Fig. 1 is the main view the schematic diagram of the section structure of the utility model；
Fig. 2 is the status diagram after the pedal of the utility model depresses；
Fig. 3 is the side structure schematic view of the impeller of the utility model；
Fig. 4 is the structural schematic diagram at the baffle position of the utility model；
In figure, 1. base, 2. receded disk impeller, 3. baffle, 4. main shaft, 5. axle bed, 6. bearing, 7. amesdial, 8. jack
9. 15. swing rod of slide bar 10. guide sleeve, 11. motor, 12. belt pulley I, 13. belt pulley II, 14. driving belt, 16. shaft 17.
The outer spiral shell of 24. installation axle of window 18. extension spring, 19. pedal, 20. long hole, 21. pin shaft, 22. conehead, 23. mounting hole 25.
26. nut of line.
Specific embodiment
1 the utility model is described further to attached drawing 4 with reference to the accompanying drawing.
A kind of receded disk impeller dynamic balancing measurement mechanism, comprising: base 1, the upper end setting is there are two axle bed 5, in axle bed 5
Bearing 6 is installed；Main shaft 4 is rotatablely installed in the horizontal direction in the inner hole of bearing 6, and the front end of main shaft 4 is provided with outer diameter and is greater than
The baffle 3 of 23 internal diameter of mounting hole of receded disk impeller 2, the front end of baffle 3 are provided with installation axle 24, the outer diameter and peace of installation axle 24
Dress 23 internal diameter of hole matches, installation axle 24 and 4 same axis of main shaft；Receded disk impeller 2 is plugged in installation axle 24 by mounting hole 23
On, the head end of installation axle 24 is provided with external screw thread 25, and nut 26 is combined on external screw thread 25, and nut 26 presses receded disk impeller 2
It is tightly fixed on baffle 3；Spindle drive is set in base 1, and driving spindle 4 rotates；Amesdial 7, is installed on machine
On seat 1, the indicator of amesdial 7 is contacted with the surface of main shaft 4；And main shaft locking system, it is installed on base 1, lock spindle
Locking apparatus is for fixing 4 locking of main shaft.When needing to do dynamic balancing measurement, the mounting hole 23 of receded disk impeller 3 is plugged in peace
It fills on axis 24,4 locking of main shaft is fixed by main shaft locking system later, prevents its rotation, since main shaft 4 cannot rotate, from
And receded disk impeller 2 can be fixedly secured by operator after being screwed nut 26 with spanner, make it will centrifugation with the cooperation of baffle 3
Formula impeller 2 clamps, and receded disk impeller 2 will not generate left and right play.Main shaft locking system is released later to the locking of main shaft 4, master
Axis driving mechanism driving spindle 4 rotates, and rotates receded disk impeller 2, and the vibration generated is transferred on main shaft 4, utilizes thousand points
Table 7 can read the jitter values of main shaft 4, and then show whether the dynamic balancing of receded disk impeller 2 meets the requirements.Side easy to operate
Just, the accuracy and accuracy of 2 dynamic balancing measurement of receded disk impeller are improved.
Spindle drive can be following structure comprising the motor 11 that is installed in base 1, to be installed on motor 11 defeated
Belt pulley I 12 on the shaft and belt pulley II 13 being installed on main shaft 4, between belt pulley I 12 and belt pulley II 13
It is sequentially connected by driving belt 14.11 rotate driving belt pulley I 12 of motor rotation, belt pulley I 12 pass through driving belt 14
Driving belt pulley II 13 is rotated, so that main shaft 4 be made to rotate.
Main shaft locking system can be for such as flowering structure comprising it is circumferentially spaced be set on main shaft 4 several insert
Hole 8 slides the slide bar 9 being plugged in base 1, the window 17 for being set to 1 front end of base along the vertical direction, is rotated by shaft 16
The swing rod 15 being installed at 1 window 17 of base, the tail end of swing rod 15 are provided with long hole 20, the setting of 9 lower end of slide bar along its length
There is pin shaft 21, pin shaft 21 is plugged in long hole 20, and the head end of swing rod 15 is provided with pedal 19,18 upper end of extension spring and swing rod 15
Be connected, lower end is connected with base 1, when extension spring 18 in a free state, the top of slide bar 9 is located at a on main shaft 4
The underface of jack 8, the outer diameter of slide bar 9 are less than the internal diameter of jack 8.The head end of slide bar 9 when due to 18 free state of extension spring
It is not plugged in jack 8, main shaft 4 can be freely rotated at this time, the dynamic balancing measurement of receded disk impeller 2 be realized, such as 2 institute of attached drawing
Show, when needing that the position of main shaft 4 is locked, operator steps on pedal 19 with foot, and driving swing rod 15 is rotated around shaft 16,
When swing rod 15 is swung, the connection for passing through pin shaft 21 and 9 bottom of slide bar, 9 upward sliding of driving slider, since swing rod 15 is arranged are utilized
There is long hole 20, therefore the pin shaft 21 of its lower end slides realization matching swing rod 15 in long hole 20 and moves in a circle when slide bar 9 moves up
Caused phase difference, when slide bar 9 moves up, any one being plugged on main shaft 4 turns to the jack 8 coaxial with slide bar 9
In, shaft 4 is not able to rotate at this time, and operator is that nut 26 is screwed to the fixation realized to receded disk impeller 2 using spanner.
It can also include the guide sleeve 10 being vertically arranged in base 1, the sliding of slide bar 9 is plugged in the inner hole of guide sleeve 10.It leads
Set 10 plays guiding role, it is ensured that smoothness when slide bar 9 slides up and down.
The top of slide bar 9 is the conehead 22 of cone, and conical conehead 22 can be played to be played when being inserted into jack 8
Guiding role facilitates slide bar 9 to be smoothly inserted into jack 8.
Claims (5)
1. a kind of receded disk impeller dynamic balancing measurement mechanism characterized by comprising
Base (1), there are two the upper end settings axle bed (5), is equipped with bearing (6) in the axle bed (5)；Main shaft (4), along level
Direction is rotatablely installed in the inner hole of bearing (6), and the front end of main shaft (4) is provided with the installation that outer diameter is greater than receded disk impeller (2)
The baffle (3) of hole (23) internal diameter, the front end of baffle (3) are provided with installation axle (24), the outer diameter of the installation axle (24) and installation
Hole (23) internal diameter matches, installation axle (24) and main shaft (4) same axis；
Receded disk impeller (2) is plugged on installation axle (24) by mounting hole (23), and the head end of the installation axle (24) is provided with
External screw thread (25), nut (26) are combined on external screw thread (25), and receded disk impeller (2) is fixed in baffle by nut (26)
(3) on；
Spindle drive is set in base (1), driving spindle (4) rotation；
Amesdial (7) is installed on base (1), and the indicator of the amesdial (7) is contacted with the surface of main shaft (4)；And
Main shaft locking system is installed on base (1), and main shaft locking system is for fixing main shaft (4) locking.
2. receded disk impeller dynamic balancing measurement according to claim 1 mechanism, it is characterised in that: the spindle drive
Including the motor (11) being installed in base (1), the belt pulley I (12) being installed on motor (11) output shaft and it is installed on master
Belt pulley II (13) on axis (4) is connected between the belt pulley I (12) and belt pulley II (13) by driving belt (14) transmission
It connects.
3. receded disk impeller dynamic balancing measurement according to claim 1 mechanism, it is characterised in that: the main shaft locking system
Including the circumferentially spaced several jacks (8) being set on main shaft (4), along the vertical direction sliding be plugged in base (1)
Slide bar (9), be set to base (1) front end window (17), by shaft (16) be rotatablely installed at base (1) window (17)
Swing rod (15), the tail end of the swing rod (15) is provided with long hole (20) along its length, and slide bar (9) lower end is provided with pin shaft
(21), the pin shaft (21) is plugged in long hole (20), and the head end of the swing rod (15) is provided with pedal (19), extension spring
(18) upper end is connected with swing rod (15), and lower end is connected with base (1), when extension spring (18) in a free state, slide bar
(9) top is located at the underface of a jack (8) on main shaft (4), and the outer diameter of slide bar (9) is less than the internal diameter of jack (8).
4. receded disk impeller dynamic balancing measurement according to claim 3 mechanism, it is characterised in that: further include being vertically arranged to
Guide sleeve (10) in base (1), slide bar (9) sliding are plugged in the inner hole of guide sleeve (10).
5. receded disk impeller dynamic balancing measurement according to claim 3 mechanism, it is characterised in that: the top of the slide bar (9)
End is conical conehead (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822015873.6U CN209166711U (en) | 2018-11-21 | 2018-11-21 | Receded disk impeller dynamic balancing measurement mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822015873.6U CN209166711U (en) | 2018-11-21 | 2018-11-21 | Receded disk impeller dynamic balancing measurement mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209166711U true CN209166711U (en) | 2019-07-26 |
Family
ID=67341724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822015873.6U Active CN209166711U (en) | 2018-11-21 | 2018-11-21 | Receded disk impeller dynamic balancing measurement mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209166711U (en) |
-
2018
- 2018-11-21 CN CN201822015873.6U patent/CN209166711U/en active Active
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