CN218162131U - Diameter changing device for encoder and motor shaft - Google Patents
Diameter changing device for encoder and motor shaft Download PDFInfo
- Publication number
- CN218162131U CN218162131U CN202222372397.XU CN202222372397U CN218162131U CN 218162131 U CN218162131 U CN 218162131U CN 202222372397 U CN202222372397 U CN 202222372397U CN 218162131 U CN218162131 U CN 218162131U
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- bolt
- motor shaft
- encoder
- hole
- limiting block
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Abstract
The utility model relates to a reducing device for an encoder and a motor shaft, which comprises a cylinder body, wherein the right surface of the cylinder body is provided with a connecting groove used for being connected with the motor shaft, the cylinder body is provided with an adjusting component used for adapting to motor shafts with different diameters, the left surface of the cylinder body is provided with a connecting hole, a connecting shaft used for being connected with the encoder is arranged in the connecting hole, the connecting shaft is in threaded connection with the connecting hole, and the cylinder body is provided with a fixing component used for fixing the connecting shaft; the utility model discloses simple structure, the simple operation can be connected the motor shaft of different diameters and the encoder of different internal diameters.
Description
Technical Field
The utility model relates to an encoder and motor shaft connecting device technical field, especially a reducing device for encoder and motor shaft.
Background
The acid flat cold rolling line matched with the ESP novel hot rolling process has the characteristics of high production line speed, large quantity of tension rollers and other equipment. The tension roller motor participates in the material tracking, tension distribution and elongation rate control of the production line, the motor control precision is high, and an encoder is required to be used for closed-loop control. However, the motor shaft sometimes does not match the encoder, so that the motor shaft cannot be directly connected to the encoder.
The motor shaft is connected through a reducing device usually between prior art and the encoder, but the reducing device that has now can only one to one carry out being connected of motor shaft and encoder, can't adapt to the motor shaft of different diameters and the encoder of different internal diameters for need change whole reducing device, waste time and energy.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a reducing device for encoder and motor shaft can be connected the motor shaft of different diameters and the encoder of different internal diameters.
In order to achieve the above object, the utility model adopts the following scheme to realize: the utility model provides a reducing device for encoder and motor shaft, includes a cylinder, the spread groove that is used for being connected with the motor shaft is offered on the right surface of cylinder, be provided with the adjusting part who is used for adapting to the motor shaft of different diameters on the cylinder, the connecting hole has been seted up on the left surface of cylinder, be provided with in the connecting hole and be used for the connecting axle of being connected with the encoder, the connecting axle with connecting hole threaded connection, be provided with on the cylinder and be used for fixing the fixed subassembly of connecting axle.
Furthermore, the adjusting assembly comprises grooves, three grooves are formed in the inner peripheral side of the connecting groove at equal intervals, and limiting blocks matched with the grooves are embedded in the grooves; the limiting block is driven by a driving piece, so that the limiting block can move in the groove conveniently.
Furthermore, both ends all are fixed with the guide block around the stopper, both ends all seted up around the recess with guide block matched with guide way.
Further, the driving piece includes first installation cavity, be located in the cylinder the recess is kept away from seted up in the one end direction of spread groove first installation cavity, be provided with first bolt in the first installation cavity, the cover is equipped with first spring on the first bolt, the one end of first spring with the interior wall connection of first installation cavity, the other end of first spring with first bolt connection, first bolt is close to the one end of stopper pierces through first installation cavity and with stopper fixed connection, first bolt is kept away from the one end of stopper pierces through the inner wall of first installation cavity and be provided with first arm-tie.
Furthermore, the first pulling plate is connected with the first bolt through a first bearing, first clamping blocks are fixed at the front end and the rear end of the first bolt on the cylinder, and the outer side surface of the first pulling plate is connected with the outer surface of the cylinder through a bolt.
Furthermore, the driving part comprises a screw rod, a threaded hole is formed in the inner wall of one end, away from the connecting groove, of the groove, and the screw rod is spirally embedded in the threaded hole; the screw rod is close to one end of the limiting block and is in contact with the limiting block or is connected with the limiting block through a third bearing; one end of the screw rod, which is far away from the limiting block, extends out of the column body and is fixedly provided with a rotating wheel.
Furthermore, the fixing assembly comprises a through hole, the through hole is formed in one end of the connecting shaft and one end of the connecting hole, and a limiting part matched with the through hole is arranged on the column body.
Furthermore, the locating part includes first fixed pin, wear to be equipped with in the through-hole first fixed pin, both ends penetrate all around the first fixed pin the cylinder and extend to outside the cylinder.
Furthermore, the limiting part comprises a second installation cavity, the second installation cavity is formed in the cylinder body and positioned on the front side and the rear side of the connecting hole, a second bolt is arranged in the second installation cavity, and one end, far away from the connecting hole, of the second bolt penetrates through the cylinder body and is provided with a second pulling plate; a second fixing pin is fixed at one end of the second bolt close to the connecting hole, and one end of the second fixing pin close to the connecting hole penetrates through the second mounting cavity and extends into the through hole; the second bolt is sleeved with a second spring, one end of the second spring is connected with the second bolt, and the other end of the second spring is connected with the inner wall of the second installation cavity.
Furthermore, the second pulling plate is connected with the second bolt through a second bearing, and second clamping blocks are fixed at the left end and the right end of the second bolt on the column body.
The utility model has the advantages that: the utility model provides a reducing device for an encoder and a motor shaft, wherein a cylinder body and a connecting shaft are added in the device, the device can be connected with the motor shaft through the cylinder body and can be connected with the encoder through the connecting shaft; an adjusting assembly is added in the device, and motor shafts with different diameters can be connected and fixed through the adjusting assembly; the fixing assembly is added in the device, and the connecting shaft can be fixed through the fixing assembly, so that the connecting shaft is prevented from being separated from the connecting hole during rotation; a driving piece is added in the device, and the driving piece can drive the limiting block to move so as to fix and limit the motor shaft; the limiting piece is added in the device, and the limiting piece is matched with the through hole, so that the connecting shaft can be better fixed in the connecting hole, and the connecting shaft is prevented from being separated from the connecting hole when rotating; the utility model discloses simple structure, the simple operation can be connected the motor shaft of different diameters and the encoder of different internal diameters.
Drawings
Fig. 1 is a front view structure diagram of the present invention.
Fig. 2 is a schematic diagram of the right-side view structure of the present invention.
Fig. 3 is a structural schematic diagram of the connecting shaft.
Fig. 4 is a schematic structural view of a first embodiment of the driving member.
Fig. 5 is a schematic structural view of a second embodiment of the driving member.
Fig. 6 is a schematic structural diagram of the first embodiment of the position limiting member.
Fig. 7 is a schematic structural diagram of a second embodiment of a limiting member.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1 to 3, the present invention provides a diameter changing device for an encoder and a motor shaft, including a cylinder 1, a connecting groove 2 for connecting with a motor shaft is provided on a right surface of the cylinder 1, an adjusting component 3 for adapting to motor shafts of different diameters is provided on the cylinder 1, the motor shafts of different diameters can be connected and fixed by the adjusting component 3, a connecting hole (not shown) is provided on a left surface of the cylinder 1, a connecting shaft 4 for connecting with the encoder is provided in the connecting hole, the connecting shaft 4 is in threaded connection with the connecting hole, so that the connecting shafts 4 of different diameters can be conveniently replaced, thereby the encoders of different inner diameters can be connected, a fixing component 5 for fixing the connecting shaft 4 is provided on the cylinder 1, the connecting shaft 4 can be fixed by the fixing component 5, and the connecting shaft 4 is prevented from being separated from the connecting hole during rotation;
insert the motor shaft to spread groove 2, it is fixed with the motor shaft through adjusting part 3, fix the connecting axle 4 of having changed through fixed subassembly 5, be connected connecting axle 4 with the encoder, thereby the starter motor drives the encoder and rotates.
With continuing reference to fig. 4 and 5, in an embodiment of the present invention, the adjusting assembly 3 includes a groove (not shown), three grooves are equidistantly formed on the inner peripheral side of the connecting groove 2, a limiting block 31 is embedded in the groove and is matched with the groove, and the limiting block 31 can fix and limit the motor shaft; the stopper 31 is driven by a driving member 32 to facilitate the stopper 31 to move in the groove; the driving piece 32 can drive the limiting block 31 to move so as to fix and limit the motor shaft;
Please continue to refer to fig. 1, fig. 2, and fig. 4, the present invention provides a first embodiment of a driving member 32, the driving member 32 includes a first mounting cavity 321, the first mounting cavity 321 is disposed on the direction of the end of the groove far away from the connecting groove 2 in the cylinder 1, a first bolt 322 is disposed in the first mounting cavity 321, a first spring 323 is sleeved on the first bolt 322, one end of the first spring 323 is connected to the inner wall of the first mounting cavity 321, the other end of the first spring 323 is connected to the first bolt 322, one end of the first bolt 322 close to the stopper 31 penetrates through the first mounting cavity 321 and is fixedly connected to the stopper 31, and one end of the first bolt 322 far away from the stopper 31 penetrates through the inner wall of the first mounting cavity 321 and is provided with a first pulling plate 324;
the first pulling plate 324 is connected with the first bolt 322 through a first bearing (not shown), an outer bearing of the first bearing is connected with the first pulling plate 324 for rotation, an inner bearing of the first bearing is connected with the first bolt 322 for fixation, first clamping blocks 325 are fixed at the front end and the rear end of the first bolt 322 on the cylinder 1, the first pulling plate 324 can be limited on the first clamping blocks 325 through the first clamping blocks 325, connection of a subsequent motor shaft is facilitated, the outer side surface of the first pulling plate 324 is connected with the outer surface of the cylinder 1 through bolts (not shown), the first pulling plate 324 can be fixed on the cylinder 1 through the bolts, the limiting block 31 can be fixed, and loosening of the limiting block 31 when the motor shaft rotates is avoided;
when needs are connected motor shaft and cylinder 1, thereby pull first arm-tie 324 and pull out first bolt 322, thereby drive stopper 31 and remove, first spring 323 is compressed this moment, block on first fixture block 325 after rotatory 90 degrees with first arm-tie 324, insert the motor shaft in the spread groove 2, break away from first fixture block 325 after rotatory 90 degrees with first arm-tie 324, thereby owing to first spring 323's reset effect, thereby make stopper 31 that drives on first bolt 322 remove the periphery side at the motor shaft to the motor shaft direction, thereby fix spacingly to the motor shaft, be connected first arm-tie 324 with cylinder 1 through the bolt at last.
With reference to fig. 5, the present invention provides a second embodiment of the driving member 32, wherein the driving member 32 includes a screw 326, a threaded hole (not shown) is formed in an inner wall of one end of the groove far away from the connecting groove 2, the screw 326 is spirally embedded in the threaded hole, and the screw 326 is matched with the threaded hole, so that the limiting block 31 can move in the groove;
in this embodiment, the screw 326 is close to one end of the stopper 31, and the screw 326 contacts with the stopper 31; when the motor shaft is inserted into the connecting groove 2, the rotating wheel 327 is rotated to drive the screw 326 to move towards the direction of the motor shaft, and the screw 326 pushes the limiting block 31 so that the limiting block 31 moves towards the direction of the motor shaft to clamp the motor shaft to complete the fixing of the motor shaft;
or, the screw 326 is close to one end of the stopper 31, the screw 326 is connected to the stopper 31 through a third bearing (not shown), an inner bearing of the third bearing is connected to the screw 326 for rotation, and an outer bearing of the third bearing is connected to the stopper 31 for fixation; when the motor shaft is inserted into the connecting groove 2, the rotating wheel 327 is rotated to drive the screw 326 to move towards the direction of the motor shaft, so as to drive the limiting block 31 to move towards the direction of the motor shaft, so that the motor shaft is clamped to complete the fixation of the motor shaft;
one end of the screw 326 away from the stopper 31 extends out of the cylinder 1 and is fixed with a rotating wheel 327.
Referring to fig. 6 and 7, in an embodiment of the present invention, the fixing assembly 5 includes a through hole 51, the through hole 51 is disposed at one end of the connecting shaft 4 and one end of the connecting hole, a limiting member 52 is disposed on the column body 1 and is matched with the through hole 51, and the limiting member 52 is matched with the through hole 51, so as to fix the connecting shaft 4 in the connecting hole and prevent the connecting shaft 4 from being separated from the connecting hole when rotating.
Referring to fig. 6, the present invention provides a first embodiment of a position-limiting member 52, wherein the position-limiting member 52 includes a first fixing pin 521, the first fixing pin 521 is inserted into the through hole 51, the connecting shaft 4 can be fixed by the first fixing pin 521, and both front and rear ends of the first fixing pin 521 penetrate through the column body 1 and extend out of the column body 1;
the connecting shaft 4 is rotated into the connecting hole, and the first fixing pin 521 is inserted into the through hole 51, thereby fixing the connecting shaft 4.
With reference to fig. 7, the present invention provides a second embodiment of the position-limiting member 52, wherein the position-limiting member 52 includes a second installation cavity 522, the second installation cavity 522 is disposed in the column body 1 at both the front and the rear sides of the connecting hole, a second plug pin 523 is disposed in the second installation cavity 522, and one end of the second plug pin 523 away from the connecting hole penetrates through the column body 1 and is provided with a second pulling plate 524; a second fixing pin 525 is fixed at one end of the second bolt 523 close to the connecting hole, the connecting shaft 4 can be fixed through the second fixing pin 525, and one end of the second fixing pin 525 close to the connecting hole penetrates through the second mounting cavity 522 and extends into the through hole 51; a second spring 526 is sleeved on the second bolt 523, one end of the second spring 526 is connected with the second bolt 523, and the other end of the second spring 526 is connected with the inner wall of the second installation cavity 522;
the second pulling plate 524 is connected with the second bolt 523 through a second bearing (not shown), an outer bearing of the second bearing is connected with the second pulling plate 524 for rotation, an inner bearing of the second bearing is connected with the second bolt 523 for fixation, second clamping blocks (not shown) are fixed to the left and right ends of the second bolt 523 on the cylinder 1, and the second pulling plate 524 can be limited on the second clamping blocks through the second clamping blocks, so that the subsequent connection of the connecting shaft 4 is facilitated;
when needs are connected connecting axle 4 with the connecting hole, thereby pulling second arm-tie 524 and pulling out second bolt 523, thereby drive second fixed pin 525 and remove, second spring 526 is compressed this moment, block on the second fixture block after rotatory 90 degrees with second arm-tie 524, in rotatory connecting axle 4 advances the connecting hole, break away from the second fixture block after rotatory 90 degrees with second arm-tie 524, because second spring 526's reset action, thereby make second fixed pin 525 who drives on the second bolt 523 insert in the through-hole 51 to 4 direction movements of connecting axle, thereby fix spacingly to connecting axle 4.
The utility model provides a motor shaft, encoder are prior art, and the technical personnel in the field have been can clearly understood, do not explain in detail here, just the utility model protects a structural feature that is used for the reducing device of encoder and motor shaft.
The above description is only a preferred embodiment of the present invention, and should not be construed as limiting the present invention, and all the equivalent changes and modifications made in the claims of the present invention should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a reducing device for encoder and motor shaft which characterized in that: the motor shaft adjusting device is characterized by comprising a cylinder, a connecting groove used for being connected with a motor shaft is formed in the right surface of the cylinder, an adjusting assembly used for adapting to motor shafts of different diameters is arranged on the cylinder, a connecting hole is formed in the left surface of the cylinder, a connecting shaft used for being connected with an encoder is arranged in the connecting hole, the connecting shaft is in threaded connection with the connecting hole, and a fixing assembly used for fixing the connecting shaft is arranged on the cylinder.
2. The reducing device for the encoder and the motor shaft as claimed in claim 1, wherein: the adjusting assembly comprises grooves, three grooves are formed in the inner peripheral side of each connecting groove at equal intervals, and limiting blocks matched with the grooves are embedded in the grooves; the limiting block is driven by a driving piece, so that the limiting block can move in the groove conveniently.
3. The reducing device for the encoder and the motor shaft as claimed in claim 2, wherein: the front end and the rear end of the limiting block are both fixed with guide blocks, and guide grooves matched with the guide blocks are formed in the front end and the rear end of the groove.
4. The reducing device for the encoder and the motor shaft as claimed in claim 3, wherein: the driving piece comprises a first installation cavity, the column body is internally provided with a groove which is far away from the first installation cavity, the first installation cavity is arranged in one end direction of the connecting groove, a first bolt is arranged in the first installation cavity, a first spring is sleeved on the first bolt, one end of the first spring is connected with the inner wall of the first installation cavity, the other end of the first spring is connected with the first bolt, the first bolt is close to one end of the limiting block, the first installation cavity is penetrated through the one end of the limiting block, the limiting block is fixedly connected with the first bolt, and one end of the limiting block penetrates through the inner wall of the first installation cavity and is provided with a first pull plate.
5. The reducing device for the encoder and the motor shaft as claimed in claim 4, wherein: the first pulling plate is connected with the first bolt through a first bearing, first clamping blocks are fixed at the front end and the rear end of the first bolt on the cylinder, and the outer side face of the first pulling plate is connected with the outer surface of the cylinder through a bolt.
6. The reducing device for the encoder and the motor shaft as claimed in claim 3, wherein: the driving piece comprises a screw rod, a threaded hole is formed in the inner wall of one end, away from the connecting groove, of the groove, and the screw rod is embedded in the threaded hole in a spiral mode; the screw rod is close to one end of the limiting block and is in contact with the limiting block or is connected with the limiting block through a third bearing; one end of the screw rod, which is far away from the limiting block, extends out of the column body and is fixedly provided with a rotating wheel.
7. The reducing device for the encoder and the motor shaft as claimed in claim 1, wherein: the fixing assembly comprises a through hole, the through hole is formed in one end of the connecting shaft and one end of the connecting hole, and a limiting part matched with the through hole is arranged on the column body.
8. The reducing device for the encoder and the motor shaft as claimed in claim 7, wherein: the limiting part comprises a first fixing pin, the first fixing pin penetrates through the through hole, and the front end and the rear end of the first fixing pin penetrate through the column body and extend out of the column body.
9. The reducing device for the encoder and the motor shaft as claimed in claim 7, wherein: the limiting part comprises second mounting cavities, the second mounting cavities are formed in the cylinder body and are positioned on the front side and the rear side of the connecting hole, a second bolt is arranged in each second mounting cavity, and one end, far away from the connecting hole, of each second bolt penetrates through the cylinder body and is provided with a second pull plate; a second fixing pin is fixed at one end of the second bolt close to the connecting hole, and one end of the second fixing pin close to the connecting hole penetrates through the second mounting cavity and extends into the through hole; the second bolt is sleeved with a second spring, one end of the second spring is connected with the second bolt, and the other end of the second spring is connected with the inner wall of the second installation cavity.
10. The reducing device for the encoder and the motor shaft as claimed in claim 9, wherein: the second pulling plate is connected with the second bolt through a second bearing, and second clamping blocks are fixed at the left end and the right end of the second bolt on the column body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222372397.XU CN218162131U (en) | 2022-09-07 | 2022-09-07 | Diameter changing device for encoder and motor shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222372397.XU CN218162131U (en) | 2022-09-07 | 2022-09-07 | Diameter changing device for encoder and motor shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218162131U true CN218162131U (en) | 2022-12-27 |
Family
ID=84560732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222372397.XU Active CN218162131U (en) | 2022-09-07 | 2022-09-07 | Diameter changing device for encoder and motor shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218162131U (en) |
-
2022
- 2022-09-07 CN CN202222372397.XU patent/CN218162131U/en active Active
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