CN215419945U - Adjustable type step motor axle core - Google Patents
Adjustable type step motor axle core Download PDFInfo
- Publication number
- CN215419945U CN215419945U CN202121519113.4U CN202121519113U CN215419945U CN 215419945 U CN215419945 U CN 215419945U CN 202121519113 U CN202121519113 U CN 202121519113U CN 215419945 U CN215419945 U CN 215419945U
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- gear
- fixedly connected
- transition
- transition sleeve
- stop
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- 230000007704 transition Effects 0.000 claims abstract description 101
- 230000001105 regulatory effect Effects 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses an adjustable stepping motor shaft core, which relates to the technical field of motor shafts and comprises a shaft core body and a transition sleeve fixedly connected to one side end of the shaft core body, wherein an adjusting shaft is sleeved in the transition sleeve in a sliding manner, a mounting hole is formed in the side end of the transition sleeve, a gear is rotatably connected in the mounting hole, an operating assembly for rotating the gear is connected to the center of the gear, a stop half ring is covered on the outer side of the gear, a plurality of stop blocks meshed with the gear are fixedly connected to the lower side wall of the stop half ring, fixing plates are fixedly connected to two ends of the stop half ring, and a plurality of tooth blocks meshed with the gear are fixedly connected to the side end of the adjusting shaft. According to the utility model, the adjusting shaft is driven to slide along the transition sleeve by rotating the gear through the operating assembly, so that the total length of the shaft core body, the transition sleeve and the adjusting shaft is adjusted, the adjusting shaft and the transition sleeve can be relatively fixed after the length is adjusted, and the later operation is more stable.
Description
Technical Field
The utility model relates to the technical field of motor shafts, in particular to an adjustable stepping motor shaft core.
Background
The step motor is a motor which converts an electric pulse signal into a corresponding angular displacement or linear displacement, when a pulse signal is input, a rotor rotates by an angle or advances by one step, the output angular displacement or linear displacement is in direct proportion to the input pulse number, and the rotating speed is in direct proportion to the pulse frequency.
Step motor's among the prior art axle core extends one section outside and the equipment connection to the motor usually, because the length of axle core is generally fixed, in the practical application in-process, can't adjust according to the installation demand of motor itself, and the flexibility is relatively poor, has certain limitation in the use, and a small amount of length-adjustable axle cores the fixity after adjusting is not good, reduces the life of axle core.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an adjustable stepping motor shaft core to solve the problems in the prior art, and the adjustable stepping motor shaft core is characterized in that an operation assembly rotates a gear to drive an adjusting shaft to slide along a transition sleeve, so that the total length of a shaft core body, the transition sleeve and the adjusting shaft is adjusted, the adjusting shaft and the transition sleeve can be relatively fixed after the adjusting shaft is adjusted in length, and later operation is more stable.
In order to achieve the above purpose, the present application provides the following technical solutions: the adjustable type stepping motor shaft core comprises a shaft core body and a transition sleeve fixedly connected to one side end of the shaft core body, an adjusting shaft is sleeved in the transition sleeve in a sliding mode, a mounting hole is formed in the side end of the transition sleeve, a gear is connected in the mounting hole in a rotating mode, the center of the gear is connected with an operation assembly used for enabling the gear to rotate, a stop semi-ring is arranged on the outer side of the gear in a covering mode, a plurality of stop blocks meshed with the gear are fixedly connected to the lower side wall of the stop semi-ring, fixing plates are fixedly connected to the two ends of the stop semi-ring, the fixing plates are fixedly connected with the transition sleeve through screws, a plurality of tooth blocks meshed with the gear are fixedly connected to the side end of the adjusting shaft, and an avoiding groove for the tooth blocks to slide is formed in the inner wall of the transition sleeve.
Borrow by above-mentioned structure, with fixed plate and transition cover looks separation, the locking semi-ring takes the stopper to break away from the gear, rotate the gear through operating assembly this moment, pivoted gear passes through the tooth piece drive regulating spindle and slides along the transition cover, realize the axle core body, the regulation of transition cover and regulating spindle total length, when the length that the regulating spindle extended in the transition cover outside reaches required length, stop rotating the gear, with the stopper and the gear looks block on the locking semi-ring, utilize the screw to fix the fixed plate on the transition cover, the gear can not rotate this moment, the tooth piece is injectd and is avoided the groove in order to prevent that the regulating spindle from rotating in the transition cover, guarantee that regulating spindle and transition cover relatively fixed, the later stage operation is more stable.
Preferably, both ends of the stop half ring are fixedly connected with a telescopic sleeve, and the lower end of the telescopic sleeve is fixedly connected with the outer wall of the transition sleeve.
Furthermore, the telescopic sleeve is connected with the stop half ring, so that the stop half ring is prevented from being lost due to the fact that the stop half ring is separated from the transition sleeve, when the total length of the shaft core body, the transition sleeve and the adjusting shaft needs to be adjusted, the fixing plate is separated from the transition sleeve, the stop half ring is pulled upwards, the stop half ring drives the stop block to be separated from the gear, the gear is rotated through the operating assembly, and the rotated gear drives the adjusting shaft to slide along the transition sleeve through the gear block to achieve adjustment of the total length.
Preferably, an extension spring is arranged on the inner side of the telescopic sleeve, and two ends of the extension spring are fixedly connected to the stop half ring and the transition sleeve respectively.
Furthermore, when the staff does not fix the fixed plate and the transition sleeve in time, the extension spring can enable the stop half ring to drive the stop block to be stably clamped with the gear, and the gear is not easy to accidentally rotate.
Preferably, the operating assembly comprises a rotating shaft and a rotating handle, one end of the rotating shaft is fixedly connected with the circle center of the gear, and the other end of the rotating shaft is fixedly connected with the rotating handle.
Further, the staff manually rotates the swing handle, and the swing handle drives the gear through the pivot and rotates, and pivoted gear passes through the tooth piece drive regulating spindle and slides along the transition cover in order to realize the regulation of total length.
Preferably, the opposite side ends of the stop half rings, which are far away from the fixing plate, are fixedly connected with sealing plates, the outer wall of the transition sleeve is fixedly connected with supporting blocks, and one end of the rotating shaft movably penetrates through the supporting blocks.
Furthermore, the sealing plate can ensure that sundries such as dust and the like are not easy to fall into the gear, the stable clamping among the gear, the gear block and the stop block is ensured, and the supporting block can improve the rotating stability of the rotating shaft.
Preferably, the annular side portion of the adjusting shaft is fixedly connected with a limiting sliding block, and a limiting sliding groove for the limiting sliding block to slide is formed in the inner wall of the transition sleeve.
Furthermore, when the adjusting shaft slides along the transition sleeve, the limiting slide block slides along the limiting slide groove, and the limiting slide block is limited in the limiting slide groove to prevent the adjusting shaft from rotating in the transition sleeve.
Preferably, a scale groove is formed in the side end of the adjusting shaft, and a fluorescent coating is arranged on the inner wall of the scale groove.
Further, the scale groove makes things convenient for the staff to observe the length that the regulating spindle extends in the transition cover outside, and fluorescent coating is convenient for the staff to observe the length that the regulating spindle extends in the transition cover outside under the darker environment of light.
In conclusion, the technical effects and advantages of the utility model are as follows:
1. according to the utility model, the gear is rotated through the operation assembly, the rotating gear drives the adjusting shaft to slide along the transition sleeve through the gear block, so that the adjustment of the total length of the shaft core body, the transition sleeve and the adjusting shaft is realized, the stop block on the stop semi-ring is clamped with the gear after the adjustment is completed, the relative fixation of the adjusting shaft and the transition sleeve can be ensured, and the later operation is more stable.
2. According to the utility model, when the adjusting shaft slides along the transition sleeve, the tooth block is limited in the avoiding groove and the limiting slide block is limited in the limiting slide groove, so that the adjusting shaft can be prevented from rotating in the transition sleeve, the relative fixation of the adjusting shaft and the transition sleeve is ensured, and the scale groove can facilitate a worker to observe the length of the adjusting shaft extending to the outer side of the transition sleeve.
Drawings
Fig. 1 is a schematic perspective view of an adjustable stepper motor shaft core in an embodiment;
FIG. 2 is a partial sectional view of the shaft core of the adjustable stepping motor in the embodiment;
FIG. 3 is a schematic structural view of a gear in the embodiment;
FIG. 4 is a sectional structure diagram of the transition sleeve in the embodiment;
fig. 5 is a schematic perspective view of an adjusting shaft in the embodiment.
In the figure: 1. a shaft core body; 2. a transition sleeve; 3. an adjustment shaft; 4. a gear; 5. a rotating shaft; 6. turning a handle; 7. a limiting chute; 8. a limiting slide block; 9. an avoidance groove; 10. mounting holes; 11. a stopper half ring; 12. a stopper block; 13. a fixing plate; 14. a telescopic sleeve; 15. an extension spring; 16. a scale groove; 17. a support block; 18. a tooth block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): referring to fig. 1, 2 and 4, an adjustable step motor shaft core includes a shaft core body 1 and a transition sleeve 2 fixedly connected to one side end of the shaft core body 1, a regulating shaft 3 is slidably sleeved in the transition sleeve 2, and the regulating shaft 3 can slide along the transition sleeve 2 to adjust the total length of the shaft core body 1, the transition sleeve 2 and the regulating shaft 3.
The side end of the transition sleeve 2 is provided with a mounting hole 10, a gear 4 is rotatably connected in the mounting hole 10, and the gear 4 can be any one of the prior art.
The center of the gear 4 is connected with an operation assembly used for enabling the gear 4 to rotate, the gear 4 is rotated through the operation assembly, the rotating gear 4 drives the adjusting shaft 3 to slide along the transition sleeve 2, and the total length of the shaft core body 1, the transition sleeve 2 and the adjusting shaft 3 is adjusted.
The outer side of the gear 4 is covered with a stop half ring 11, the lower side wall of the stop half ring 11 is welded with a plurality of stop blocks 12 meshed with the gear 4, both ends of the stop half ring 11 are welded with fixing plates 13, and the fixing plates 13, the stop half ring 11 and the stop blocks 12 can be any one of the prior art.
The fixing plate 13 is fixedly connected with the transition sleeve 2 through screws, the stop block 12 on the stop half ring 11 is clamped with the gear 4, the fixing plate 13 is fixed on the transition sleeve 2 through screws, at the moment, the gear 4 cannot rotate, and the tooth block 18 is limited in the avoidance groove 9 to prevent the adjusting shaft 3 from rotating in the transition sleeve 2.
A plurality of tooth blocks 18 meshed with the gear 4 are welded at the side end of the adjusting shaft 3, and the tooth blocks 18 can be any one of the prior art.
The inner wall of transition cover 2 is provided with the gliding groove 9 of dodging of confession cogwheel 18, through operation subassembly rotating gear 4, pivoted gear 4 passes through cogwheel 18 drive regulating spindle 3 and slides along transition cover 2, realizes the regulation of axle core body 1, transition cover 2 and regulating spindle 3 total length, and when regulating spindle 3 extended in the length in the transition cover 2 outside reached required length, stopped rotating gear 4, guaranteed that regulating spindle 3 and transition cover 2 relatively fixed.
By means of the structure, the fixing plate 13 is separated from the transition sleeve 2, the stop semi-ring 11 drives the stop block 12 to be separated from the gear 4, the gear 4 is rotated through the operation assembly, the rotating gear 4 drives the adjusting shaft 3 to slide along the transition sleeve 2 through the tooth block 18, the total length of the shaft core body 1, the transition sleeve 2 and the adjusting shaft 3 is adjusted, when the length of the adjusting shaft 3 extending to the outer side of the transition sleeve 2 reaches the required length, the gear 4 is stopped rotating, the stop block 12 on the stop semi-ring 11 is clamped with the gear 4, the fixing plate 13 is fixed on the transition sleeve 2 through screws, the gear 4 cannot rotate at the moment, the tooth block 18 is limited in the avoiding groove 9 to prevent the adjusting shaft 3 from rotating in the transition sleeve 2, the adjusting shaft 3 and the transition sleeve 2 are guaranteed to be fixed relatively, and the later-stage operation is more stable.
As a preferred embodiment of the present embodiment, as shown in fig. 3, the two ends of the stopper half ring 11 are welded with the telescopic sleeves 14, the lower ends of the telescopic sleeves 14 are connected with the outer wall of the transition sleeve 2 by welding, and the telescopic sleeves 14 may be any one of the prior art. The telescopic sleeve 14 is connected with the stop half ring 11, so that the stop half ring 11 is prevented from being lost due to the fact that the stop half ring 11 is separated from the transition sleeve 2, when the total length of the shaft core body 1, the transition sleeve 2 and the adjusting shaft 3 needs to be adjusted, the fixing plate 13 is separated from the transition sleeve 2, the stop half ring 11 is pulled upwards, the stop half ring 11 drives the stop block 12 to be separated from the gear 4, the gear 4 is rotated through the operating assembly, and the rotating gear 4 drives the adjusting shaft 3 to slide along the transition sleeve 2 through the gear block 18 so as to achieve adjustment of the total length.
As a preferred embodiment of this embodiment, as shown in fig. 3, an extension spring 15 is disposed inside the telescopic sleeve 14, the extension spring 15 may be any one of the prior art, and both ends of the extension spring 15 are welded to the stop half ring 11 and the transition sleeve 2, respectively, so that when the worker does not fix the fixing plate 13 and the transition sleeve 2 in time, the extension spring 15 can cause the stop half ring 11 to stably engage with the gear 4 with the stop block 12, and the gear 4 is not prone to accidentally rotate.
As a preferred embodiment of this embodiment, as shown in fig. 2, the operation assembly comprises a rotating shaft 5 and a rotating handle 6, and the rotating shaft 5 and the rotating handle 6 can be any one of the prior art.
The one end of pivot 5 is connected through the welded mode with the centre of a circle department of gear 4, and the other end of pivot 5 is connected through the welded mode with swing handle 6, and staff's manual rotation swing handle 6, swing handle 6 take gear 4 to rotate through pivot 5, and pivoted gear 4 passes through tooth piece 18 drive regulating spindle 3 and slides along transition cover 2 and in order to realize the regulation of total length.
As a preferred embodiment of this embodiment, as shown in fig. 1, sealing plates are welded to opposite side ends of the stop half ring 11 away from the fixing plate 13, a supporting block 17 is welded to an outer wall of the transition sleeve 2, one end of the rotating shaft 5 movably penetrates through the supporting block 17, the sealing plates and the supporting block 17 may be any one of the sealing plates in the prior art, the sealing plates can ensure that impurities such as dust are not likely to fall into the gear 4, ensure stable engagement among the gear 4, the tooth block 18 and the stop block 12, and the supporting block 17 can improve the stability of rotation of the rotating shaft 5.
As a preferred embodiment of this embodiment, as shown in fig. 5, a limiting slide block 8 is welded to an annular side portion of the adjusting shaft 3, the limiting slide block 8 may be any one of the prior art, a limiting slide groove 7 for allowing the limiting slide block 8 to slide is formed in an inner wall of the transition sleeve 2, the limiting slide block 8 slides along the limiting slide groove 7 while the adjusting shaft 3 slides along the transition sleeve 2, and the limiting slide block 8 is limited in the limiting slide groove 7 to prevent the adjusting shaft 3 from rotating in the transition sleeve 2.
As a preferred implementation manner of this embodiment, as shown in fig. 2 and 5, scale groove 16 has been seted up to the side of regulating spindle 3, and the inner wall of scale groove 16 is provided with the fluorescent coating, and scale groove 16 makes things convenient for the staff to observe the length that regulating spindle 3 extends in the transition cover 2 outside, and the fluorescent coating is convenient for the staff to observe the length that regulating spindle 3 extends in the transition cover 2 outside under the darker environment of light.
This practical theory of operation:
the fixing plate 13 is separated from the transition sleeve 2, the stop half ring 11 drives the stop block 12 to be separated from the gear 4, the gear 4 is rotated through the operation assembly at the moment, the rotating gear 4 drives the adjusting shaft 3 to slide along the transition sleeve 2 through the tooth block 18, the total length of the shaft core body 1, the transition sleeve 2 and the adjusting shaft 3 is adjusted, when the length of the adjusting shaft 3 extending to the outer side of the transition sleeve 2 reaches the required length, the gear 4 stops rotating, the stop block 12 on the stop half ring 11 is clamped with the gear 4, the fixing plate 13 is fixed on the transition sleeve 2 through a screw, the gear 4 cannot rotate at the moment, the tooth block 18 is limited in the avoiding groove 9 to prevent the adjusting shaft 3 from rotating in the transition sleeve 2, the adjusting shaft 3 and the transition sleeve 2 are guaranteed to be fixed relatively, and the later-stage operation is more stable.
The flexible cover 14 is connected with the locking semi-ring 11, avoid locking semi-ring 11 to break away from transition cover 2 and cause locking semi-ring 11 to lose, need to adjust axle core body 1, when the total length of transition cover 2 and regulating shaft 3, with fixed plate 13 and the separation of transition cover 2, upwards pull locking semi-ring 11, locking semi-ring 11 takes locking piece 12 to break away from gear 4, rotate gear 4 through operating module this moment, pivoted gear 4 passes through 18 drive regulating shaft 3 of tooth and slides along transition cover 2 and in order to realize the regulation of total length, when the staff is not in time fixed plate 13 and transition cover 2, extension spring 15 can make locking semi-ring 11 take locking piece 12 and gear 4 stable block, gear 4 is difficult for taking place unexpected the rotation.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (7)
1. Adjustable nodal pattern step motor axle core, including axle core body (1) and fixed connection in transition cover (2) of a side of axle core body (1), slip in transition cover (2) and cup jointed regulation axle (3), its characterized in that: the side end of transition cover (2) has seted up mounting hole (10), swivelling joint has gear (4) in mounting hole (10), the center department of gear (4) is connected with and is used for making gear (4) pivoted operating module, the outside cover of gear (4) is equipped with stop semi-ring (11), the lower lateral wall fixedly connected with of stop semi-ring (11) a plurality of with gear (4) engaged with stop block (12), the both ends of stop semi-ring (11) all fixedly connected with fixed plate (13), fixed plate (13) with pass through screw fixed connection between transition cover (2), the side fixedly connected with of regulating spindle (3) a plurality of with gear (4) engaged with tooth piece (18), the inner wall of transition cover (2) is provided with the confession the gliding groove of dodging (9) of tooth piece (18).
2. The adjustable stepper motor shaft core of claim 1, wherein: both ends of the stop semi-ring (11) are fixedly connected with a telescopic sleeve (14), and the lower end of the telescopic sleeve (14) is fixedly connected with the outer wall of the transition sleeve (2).
3. The adjustable stepper motor shaft core of claim 2, wherein: an extension spring (15) is arranged on the inner side of the telescopic sleeve (14), and two ends of the extension spring (15) are fixedly connected to the stop half ring (11) and the transition sleeve (2) respectively.
4. The adjustable stepper motor shaft core of claim 1, wherein: the operating assembly comprises a rotating shaft (5) and a rotating handle (6), one end of the rotating shaft (5) is fixedly connected with the circle center of the gear (4), and the other end of the rotating shaft (5) is fixedly connected with the rotating handle (6).
5. The adjustable stepper motor shaft core of claim 4, wherein: the two opposite side ends of the stop semi-ring (11) far away from the fixing plate (13) are fixedly connected with sealing plates, the outer wall of the transition sleeve (2) is fixedly connected with a supporting block (17), and one end of the rotating shaft (5) movably penetrates through the supporting block (17).
6. The adjustable stepper motor shaft core of claim 1, wherein: the annular side part of regulating spindle (3) fixedly connected with spacing slider (8), the inner wall of transition cover (2) is seted up and is supplied gliding spacing spout (7) of spacing slider (8).
7. The adjustable stepper motor shaft core of claim 1, wherein: the side end of the adjusting shaft (3) is provided with a scale groove (16), and the inner wall of the scale groove (16) is provided with a fluorescent coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121519113.4U CN215419945U (en) | 2021-07-06 | 2021-07-06 | Adjustable type step motor axle core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121519113.4U CN215419945U (en) | 2021-07-06 | 2021-07-06 | Adjustable type step motor axle core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215419945U true CN215419945U (en) | 2022-01-04 |
Family
ID=79647027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121519113.4U Expired - Fee Related CN215419945U (en) | 2021-07-06 | 2021-07-06 | Adjustable type step motor axle core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215419945U (en) |
-
2021
- 2021-07-06 CN CN202121519113.4U patent/CN215419945U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220104 |