CN204334211U - A kind of exciting force adjusting device of vibration motor - Google Patents
A kind of exciting force adjusting device of vibration motor Download PDFInfo
- Publication number
- CN204334211U CN204334211U CN201420733018.8U CN201420733018U CN204334211U CN 204334211 U CN204334211 U CN 204334211U CN 201420733018 U CN201420733018 U CN 201420733018U CN 204334211 U CN204334211 U CN 204334211U
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- rotating shaft
- eccentric block
- exciting force
- positioning disk
- adjusting device
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Abstract
The utility model discloses a kind of exciting force adjusting device of vibration motor, comprise rotating shaft, described rotating shaft two ends are disposed with in the axial direction from inside to outside: fixed eccentric block, is enclosed within rotating shaft, and fixes with rotating shaft; The positioning disk of annular, is enclosed within rotating shaft, and fixes with rotating shaft, positioning disk has some positioning spiro pits; Adjustable eccentric block, is enclosed within rotating shaft, and is bolted on positioning disk by what coordinate with described positioning spiro pit, and adjustable eccentric block has the through hole that described bolt is passed; Direction board, is fixed in rotating shaft.The utility model can be adjusted to the exciting force of specifying easily by direction board, and adjustable eccentric block is bolted on positioning disk, slip can not be produced by phase countershaft, exciting force can keep set point, concaveconvex structure is provided with between two sidewalls that fixed eccentric block is relative with positioning disk, this can facilitate the location and installation of fixed eccentric block face and positioning disk, and can improve stressed effect between the two.
Description
Technical field
The utility model relates to vibrating motor, is specifically related to a kind of exciting force adjusting device of vibration motor.
Background technology
The output shaft of vibrating motor all has a fixed eccentric block and an adjustable eccentric block, regulates the angle between adjustable eccentric block and fixed eccentric block can change the size of exciting force.The exciting force of vibrating motor regulates trouble, generally sets up when vibrating motor dispatches from the factory, if user oneself sets up, often there are the exciting force different situations of left and right adjustment, and force unbalance when causing machine operation, motor is easy to damage.
As the sector eccentric block adjustment mechanism that patent document discloses a kind of vibrating motor that Authorization Notice No. is CN 201966734U, comprise and can be socketed in active eccentric block in vibrating motor rotating shaft and driven eccentric block, initiatively eccentric block and driven eccentric block are fan-shaped, initiatively be provided with exciting force direction board between eccentric block and driven eccentric block, exciting force direction board is in fan ring-type, it is fixed on active eccentric block by connector: initiatively eccentric block and driven eccentric block semicircular in shape, comprise straight flange and arc-shaped edges, in the middle part of straight flange, outwardly convex forms connecting portion, the junction of connecting portion and straight flange has axis hole to pass rotating shaft, connecting portion has elastic groove, elastic groove cross bolts is to engage the eccentric block be socketed in rotating shaft.
This mechanism can be adjusted to the exciting force of specifying easily by arranging direction board, but the connecting portion of driven eccentric block is clamped in rotating shaft by bolt, if the clamping force of bolt is inadequate, cause driven eccentric block phase countershaft to produce to slide, exciting force can change, when the exciting force at rotating shaft two ends is different, vibrating motor is made to damage because of unbalance stress when rotating, affecting the performance of vibrating motor, life-span.
Utility model content
The utility model, for the problems referred to above, proposes a kind of exciting force adjusting device of vibration motor.Solve prior art driven eccentric block easily slide thus make the exciting force at rotating shaft two ends different, affect the performance of vibrating motor, the problem in life-span.
The technical scheme that the utility model is taked is as follows:
A kind of exciting force adjusting device of vibration motor, comprise rotating shaft, described rotating shaft two ends are disposed with in the axial direction from inside to outside:
Fixed eccentric block, is enclosed within rotating shaft, and fixes with rotating shaft;
The positioning disk of annular, is enclosed within rotating shaft, and fixes with rotating shaft, positioning disk has some positioning spiro pits;
Adjustable eccentric block, is enclosed within rotating shaft, and is bolted on positioning disk by what coordinate with described positioning spiro pit, and adjustable eccentric block has the through hole that described bolt is passed;
Direction board, is fixed in rotating shaft.
Can be adjusted to the exciting force of specifying easily by direction board, and adjustable eccentric block is bolted on positioning disk, can not produce slip by phase countershaft, exciting force can keep set point.
As preferably, described rotating shaft two ends are equipped with a limited step, described fixed eccentric block dorsad one end of positioning disk and described limited step against.
Limited step is convenient to fixed eccentric block location, more convenient during assembling.
For the ease of fixing, as preferably, the positioning disk of described fixed eccentric block and annular is fixed in rotating shaft by key.
In order to improve the stressed effect between fixed eccentric block and positioning disk, as preferably, two sidewalls that described fixed eccentric block is relative with positioning disk have mutually chimeric concaveconvex structure.
As preferably, described fixed eccentric block has raised line towards the sidewall of positioning disk, and described positioning disk has towards the sidewall of fixed eccentric block the groove coordinated with described raised line.
Such design facilitates the location and installation of fixed eccentric block face and positioning disk, and can improve stressed effect between the two.
In order to determine the exciting force corresponding to all position adjustables of adjustable eccentric block, as preferably, the end face of described rotating shaft has fixing hole, and described direction board is fixed on the end face of rotating shaft by fastening bolt, and described direction board is provided with some graduation marks corresponding with described positioning spiro pit respectively.
Conveniently read data, as preferably, described adjustable eccentric block has towards the side of direction board the bar pointing to graduation mark.
As preferably, described positioning spiro pit is arranged into an annular ring, and each positioning spiro pit is uniformly distributed relative to shaft axis.
Adjustable eccentric block can 360 ° of rotations, and adjustable range is large.
More preferred, described positioning spiro pit is arranged into multiple annular ring, and the positioning spiro pit in each annular ring is uniformly distributed relative to shaft axis, and misplaces with the positioning spiro pit in adjacent annular circle and arrange.
The design of multiple annular ring under the prerequisite ensureing positioning disk structural strength, can farthest increase the regulated value quantity of adjustable eccentric block.
The beneficial effects of the utility model are: can be adjusted to the exciting force of specifying easily by direction board, and adjustable eccentric block is bolted on positioning disk, slip can not be produced by phase countershaft, exciting force can keep set point, concaveconvex structure is provided with between two sidewalls that fixed eccentric block is relative with positioning disk, this can facilitate the location and installation of fixed eccentric block face and positioning disk, and can improve stressed effect between the two.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of the utility model exciting force adjusting device of vibration motor;
Fig. 2 is the structural representation of adjustable eccentric block;
Fig. 3 is the explosive view of the utility model exciting force adjusting device of vibration motor.
In figure, each Reference numeral is:
1, rotating shaft, 2, fixed eccentric block, 3, positioning disk, 4, adjustable eccentric block, 5, direction board, 6, groove, 7, limited step, 8, fixing hole, 9, opening, 10, raised line, 11, positioning spiro pit, 12, bar, 13, through hole, 14, graduation mark.
Embodiment:
Below in conjunction with each accompanying drawing, the utility model exciting force adjusting device of vibration motor is described in detail.
As shown in Figure 1,3, a kind of exciting force adjusting device of vibration motor, comprises rotating shaft 1, and rotating shaft 1 two ends are disposed with in the axial direction from inside to outside:
Fixed eccentric block 2, is enclosed within rotating shaft 1, and fixes with rotating shaft 1;
The positioning disk 3 of annular, is enclosed within rotating shaft 1, and fixes with rotating shaft 1, positioning disk 3 has some positioning spiro pits 11;
Adjustable eccentric block 4, is enclosed within rotating shaft 1, and is bolted on positioning disk by what coordinate with positioning spiro pit 11, and adjustable eccentric block has the through hole 13 that bolt is passed;
Direction board 5, is fixed in rotating shaft 1.
As shown in Figure 3, rotating shaft 1 two ends are equipped with a limited step 7, fixed eccentric block 2 dorsad one end of positioning disk and limited step 7 against.The end face of rotating shaft 1 has fixing hole 8, and direction board 5 is fixed on the end face of rotating shaft 1 by fastening bolt.
The positioning disk 3 of fixed eccentric block 2 and annular is fixed in rotating shaft 1 by key, conveniently install, as shown in Figure 3, fixed eccentric block 2, in fan annular, comprises two straight flanges and an arc-shaped edges, and two straight flange outwardly convexs form connecting portion, between two connecting portions, there is opening 9, during concrete installation, two connecting portions are connected by standard screw, ensure that fixed eccentric block 2 is fixed in rotating shaft preferably.
As shown in Figure 2,3, fixed eccentric block 2 has raised line 10 towards the sidewall of positioning disk 3, and positioning disk 3 has towards the sidewall of fixed eccentric block 2 groove 6 coordinated with raised line 10.
Adjustable eccentric block 4 is also provided with away from the side of positioning disk the clip (not shown in FIG.) be set in rotating shaft 1
The present embodiment positioning spiro pit 11 is arranged into two each and every one annular rings, and the positioning spiro pit 11 in each annular ring is uniformly distributed relative to rotating shaft 1 axis, and misplaces with the positioning spiro pit in adjacent annular circle and arrange.Direction board 5 is provided with some graduation marks 14 corresponding with positioning spiro pit 11 respectively, and accordingly, adjustable eccentric block 4 has towards the side of direction board the bar 12 pointing to graduation mark.
The foregoing is only preferred embodiment of the present utility model; not thereby scope of patent protection of the present utility model is namely limited; the equivalent structure transformation that every utilization the utility model specification and accompanying drawing content are done; directly or indirectly be used in the technical field that other are relevant, be all in like manner included in protection range of the present utility model.
Claims (9)
1. an exciting force adjusting device of vibration motor, is characterized in that, comprises rotating shaft, and described rotating shaft two ends are disposed with in the axial direction from inside to outside:
Fixed eccentric block, is enclosed within rotating shaft, and fixes with rotating shaft;
The positioning disk of annular, is enclosed within rotating shaft, and fixes with rotating shaft, positioning disk has some positioning spiro pits;
Adjustable eccentric block, is enclosed within rotating shaft, and is bolted on positioning disk by what coordinate with described positioning spiro pit, and adjustable eccentric block has the through hole that described bolt is passed;
Direction board, is fixed in rotating shaft.
2. exciting force adjusting device of vibration motor as claimed in claim 1, it is characterized in that, described rotating shaft two ends are equipped with a limited step, described fixed eccentric block dorsad one end of positioning disk and described limited step against.
3. exciting force adjusting device of vibration motor as claimed in claim 1, is characterized in that, the positioning disk of described fixed eccentric block and annular is fixed in rotating shaft by key.
4. exciting force adjusting device of vibration motor as claimed in claim 1, is characterized in that, two sidewalls that described fixed eccentric block is relative with positioning disk have mutually chimeric concaveconvex structure.
5. exciting force adjusting device of vibration motor as claimed in claim 1, it is characterized in that, described fixed eccentric block has raised line towards the sidewall of positioning disk, and described positioning disk has towards the sidewall of fixed eccentric block the groove coordinated with described raised line.
6. exciting force adjusting device of vibration motor as claimed in claim 1, it is characterized in that, the end face of described rotating shaft has fixing hole, and described direction board is fixed on the end face of rotating shaft by fastening bolt, and described direction board is provided with some graduation marks corresponding with described positioning spiro pit respectively.
7. exciting force adjusting device of vibration motor as claimed in claim 6, is characterized in that, described adjustable eccentric block has towards the side of direction board the bar pointing to graduation mark.
8. exciting force adjusting device of vibration motor as claimed in claim 1, it is characterized in that, described positioning spiro pit is arranged into an annular ring, and each positioning spiro pit is uniformly distributed relative to shaft axis.
9. exciting force adjusting device of vibration motor as claimed in claim 1, it is characterized in that, described positioning spiro pit is arranged into multiple annular ring, and the positioning spiro pit in each annular ring is uniformly distributed relative to shaft axis, and misplaces with the positioning spiro pit in adjacent annular circle and arrange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420733018.8U CN204334211U (en) | 2014-11-28 | 2014-11-28 | A kind of exciting force adjusting device of vibration motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420733018.8U CN204334211U (en) | 2014-11-28 | 2014-11-28 | A kind of exciting force adjusting device of vibration motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204334211U true CN204334211U (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420733018.8U Active CN204334211U (en) | 2014-11-28 | 2014-11-28 | A kind of exciting force adjusting device of vibration motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204334211U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107196455A (en) * | 2017-07-03 | 2017-09-22 | 新乡市通用电机有限公司 | A kind of reference scale of adjustable eccentric block corner dimension |
| CN112072841A (en) * | 2020-09-03 | 2020-12-11 | 李楠楠 | Three-phase asynchronous vibration motor |
| CN112737209A (en) * | 2021-02-21 | 2021-04-30 | 邬敏仪 | Eccentric block device of built-in outer rotor servo motor |
-
2014
- 2014-11-28 CN CN201420733018.8U patent/CN204334211U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107196455A (en) * | 2017-07-03 | 2017-09-22 | 新乡市通用电机有限公司 | A kind of reference scale of adjustable eccentric block corner dimension |
| CN112072841A (en) * | 2020-09-03 | 2020-12-11 | 李楠楠 | Three-phase asynchronous vibration motor |
| CN112737209A (en) * | 2021-02-21 | 2021-04-30 | 邬敏仪 | Eccentric block device of built-in outer rotor servo motor |
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| GR01 | Patent grant |