CN205489948U - Motor shaft device - Google Patents
Motor shaft device Download PDFInfo
- Publication number
- CN205489948U CN205489948U CN201521140794.8U CN201521140794U CN205489948U CN 205489948 U CN205489948 U CN 205489948U CN 201521140794 U CN201521140794 U CN 201521140794U CN 205489948 U CN205489948 U CN 205489948U
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- motor shaft
- adapter sleeve
- encoder
- axis
- casing
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Abstract
The utility model relates to a motor shaft device contains motor shaft in the casing, insertion machine shell, sets up at the epaxial encoder of motor, and wherein, the tip of motor shaft is equipped with the adapter sleeve, and the trepanning of adapter sleeve exposes in the outside of casing, and the encoder has outside protruding formation of part to insert the downthehole round pin axle of adapter sleeve cover, and encoder detachable and the epaxial adapter sleeve fixed connection of motor. Because the tip at the motor shaft is equipped with an adapter sleeve to the bulge of encoder forms the round pin axle, when practical application, can insert the adapter sleeve with the round pin axle bottom this encoder, realizes the demountable installation of encoder and motor shaft in proper order, and need not to change the motor shaft, thereby made things convenient for operating personnel to change the encoder.
Description
Technical field
This utility model relates to a kind of motor, particularly to a kind of motor shaft device.
Background technology
Motor, as a kind of driving means, is mainly made up of motor casing, motor shaft and encoder, due in existing motor, encoder is to be directly linked together with motor shaft, and motor is during running, and encoder can gather signal or the data that motor produces in operation process.
And in currently available technology, the model of encoder has multiple and restricted lifetime, need the device that alternates coding as a rule, it is to be directly linked together with motor shaft yet with encoder, the device that alternates coding is necessary for replace together with motor shaft, and needs first to be removed by motor shaft, and then being reset by the motor shaft with new encoder is arranged on motor, the most not only bring trouble greatly to operator, also create the great wasting of resources.
Therefore, how to facilitate operator that encoder is replaced, and save time and the resources costs of the device that alternates coding, be problem to be solved in the utility model.
Utility model content
The purpose of this utility model is to provide a kind of motor shaft device, facilitates operator to be replaced encoder, and saves time and the resources costs of the device that alternates coding.
To achieve these goals, this utility model provides a kind of motor shaft device, comprise casing, the motor shaft inserted in described casing, the encoder that is arranged on described motor shaft, it is characterized in that: the end of described motor shaft is provided with adapter sleeve, and the trepanning of described adapter sleeve is exposed to the outside of described casing, and described encoder has part outwardly convex to form the bearing pin inserted in described adapter sleeve trepanning, and described encoder is dismountable and adapter sleeve on described motor shaft is fixed and is connected.
Embodiment of the present utility model is in terms of existing technologies, owing to being provided with an adapter sleeve in the end of motor shaft, and the bossing of encoder forms bearing pin, when reality is applied, bearing pin bottom this encoder can be inserted adapter sleeve, realize the detachable installation of encoder and motor shaft successively, and without motor shaft is replaced, thus facilitate operator and encoder is replaced, and time and the resources costs of the device that alternates coding are saved.
Further, motor shaft device, described adapter sleeve is detachably arranged on described motor shaft.Wherein, the end of described motor shaft offers the axis hole for accommodating described adapter sleeve, and described adapter sleeve is fixed on described motor shaft by latch assembly.So make motor shaft device by changing adapter sleeve, different types of encoder can be installed.
Further, described latch assembly comprises N number of trip bolt described adapter sleeve and described motor shaft being locked；Wherein, described N is natural number, and each trip bolt is equidistant around arranging centered by the axis of described adapter sleeve.So making adapter sleeve lock firmly on motor shaft, at motor shaft during rotating, adapter sleeve will not be beated, it is ensured that the stability of motor shaft device.
Wherein, when the axis of each trip bolt is mutually perpendicular to the axis of described adapter sleeve, each trip bolt is locked in the laterally inserted described adapter sleeve of the outer fringe surface of described adapter sleeve and with described motor shaft.
Or, and when the axis of each trip bolt is parallel to each other with the axis of described adapter sleeve, the outwardly formation in top of described adapter sleeve is against the flange part of described sealing of motor spindle end face, and each screw is locked with described motor shaft after passing vertically through the flange part of described adapter sleeve.
Further, the profile of described encoder bearing pin is suitable with the profile of described adapter sleeve trepanning, and size is identical.After being so easy to encoder insertion adapter sleeve, will not produce during motor shaft rotates and rock.
It addition, described motor shaft device also comprises for by fixing for described encoder connection assembly on the housing；Wherein, described connection assembly comprises N number of fastening bolt on the housing that is locked by described encoder, and described N is natural number, and each fastening bolt is equidistant around arranging centered by the axis of described encoder.So can effectively prevent encoder during motor shaft rotates, depart from motor shaft because motor shaft rotates the vibrations produced.
Wherein, each bolt is fixing with described casing after the top vertical of described encoder is inserted through described encoder is connected.
Or, the outer fringe surface of described encoder has outwardly lug, and each bolt is fixed with described casing after the upper surface of described lug passes described lug and is connected.
It addition, be further opened with the cell body for accommodating described encoder in casing.So make encoder be not exposed to outside housing, shock outside preventing encoder by housing and damage, be also convenient for the installation site of encoder is positioned simultaneously.
It addition, be additionally provided with the bearing holder (housing, cover) being set on described motor shaft in described casing, thus ensure that motor shaft has good axiality during driving adapter sleeve to rotate, it is therefore prevented that motor shaft produces circle during rotating and beats.
Accompanying drawing explanation
Structural representation when Fig. 1 is that in this utility model the first embodiment, in motor shaft device, the axis of trip bolt and the axis of adapter sleeve are parallel to each other；
Structural representation when Fig. 2 is that in this utility model the first embodiment, in motor shaft device with lug, the axis of trip bolt and the axis of adapter sleeve are parallel to each other；
Structural representation when Fig. 3 is that in this utility model the second embodiment, in motor shaft device, the axis of trip bolt and the axis of adapter sleeve are mutually perpendicular to；
Structural representation when Fig. 4 is that in this utility model the second embodiment, in motor shaft device with lug, the axis of trip bolt and the axis of adapter sleeve are mutually perpendicular to.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, each embodiment of the present utility model is explained in detail.But, it will be understood by those skilled in the art that in each embodiment of this utility model, in order to make reader be more fully understood that, the application proposes many ins and outs.But, even if there is no these ins and outs and many variations based on following embodiment and amendment, it is also possible to realize the application each claim technical scheme required for protection.
First embodiment of the present utility model relates to a kind of motor shaft device, as shown in Figure 1, the encoder 3 comprise the motor shaft 2 in casing 1, insertion casing, being arranged on motor shaft, wherein, the end of motor shaft 2 is provided with adapter sleeve 4, and the trepanning 5 of adapter sleeve 4 is exposed to the outside of casing 1, and encoder 3 has part outwardly convex to form the bearing pin 6 inserted in adapter sleeve trepanning 5, and dismountable and on motor shaft 2 the adapter sleeve 4 of encoder 3 is fixed and is connected.Owing to the end of motor shaft is provided with an adapter sleeve, and the bossing of encoder forms bearing pin, when reality is applied, bearing pin bottom this encoder can be inserted adapter sleeve, realize the detachable installation of encoder and motor shaft successively, and without motor shaft is replaced, thus facilitate operator and encoder is replaced, and saved time and the resources costs of the device that alternates coding.
Further, in the present embodiment, what adapter sleeve 4 can also be dismantled is arranged on motor shaft 2, and specifically, the end of motor shaft 2 offers the axis hole 7 for accommodating adapter sleeve 4, and adapter sleeve 4 is fixed on motor shaft 2 by latch assembly.Wherein, latch assembly includes at least two trip bolts 11 adapter sleeve 4 and motor shaft 2 being locked.Wherein, the axis of trip bolt 11 is parallel to each other with the axis of adapter sleeve 4, and the outwardly formation in top of adapter sleeve is against the flange part of sealing of motor spindle end face, and each screw is locked with motor shaft after passing vertically through the flange part of adapter sleeve.Specifically, screw is all offered on the flange part of sealing of motor spindle end face and adapter sleeve, after adapter sleeve 4 inserts the axis hole 7 of motor shaft 2, the position of adapter sleeve can be adjusted by operator, screw on adapter sleeve 4 is positioned on same axis with the screwhole position on motor shaft 2, so that trip bolt 11 can insert through the screw on motor shaft 2 in the screw of adapter sleeve 4, and by screwing trip bolt 11 by adapter sleeve 4 end being fixed on motor shaft 2 tightly.Wherein, each trip bolt 11 is equidistant centered by the axis of adapter sleeve so makes adapter sleeve lock firmly on motor shaft 2 around arranging, and at motor shaft 2 during rotating, adapter sleeve 4 will not be beated, it is ensured that the stability of motor shaft device.
It can thus be appreciated that, adapter sleeve 4 is to be detachably arranged on motor shaft 2, and adapter sleeve 4 can connect different types of encoder 3, this makes motor shaft 2 device can install different types of encoder 3 by changing adapter sleeve 4, it is to avoid cause unnecessary time waste and the wasting of resources because the device 3 that alternates coding needs to change motor shaft 2.
Simultaneously, due in real process, the model of motor shaft 2 is different, its thickness is different, so needing to select suitable adapter sleeve 4 according to model and the fixed form of motor shaft 2, thus according to the corresponding encoder of external shape fits 3 of adapter sleeve trepanning, and then easier realize dismounting and the installation of encoder 3.
Therefore, in the present embodiment, bearing pin 6 appearance profile of encoder 3 is suitable with the appearance profile of adapter sleeve 4 trepanning 5, and size is identical.Owing to the profile of encoder 3 bearing pin 6 often has bigger difference because model is different, therefore, during reality is applied, need the model according to encoder 3, the i.e. profile of encoder 3 and bearing pin 6 selects suitable adapter sleeve 4, wherein the profile of the trepanning 5 of adapter sleeve 4 must be suitable with the profile of bearing pin 6, as depicted in figs. 1 and 2, in present embodiment, the profile of the trepanning 5 of adapter sleeve 4 is tapered, corresponding, the profile of bearing pin 6 is the most tapered, after the bearing pin 6 so making encoder 3 inserts the trepanning 5 of adapter sleeve 4, its profile is just coincide, and encoder 3 will not be produced after inserting the trepanning 5 of adapter sleeve 4 rock.
Further, in order to effectively prevent encoder 3 during motor shaft 2 rotates, motor shaft 2 is departed from because motor shaft 2 rotates the vibrations produced.Therefore, the motor shaft device of present embodiment also comprises the connection assembly for being fixed in casing 1 by encoder 3, and connection assembly is including at least two fastening bolts 12 being locked in casing 1 by encoder 3, as shown in Figure 1.
Further, the cell body 8 for accommodating encoder 3 it is further opened with in casing 1.Thus when being fixed in casing 1 by encoder 3, encoder 3 is not exposed to outside housing, shock outside preventing encoder 3 by housing and damage, and be easy to the installation site of encoder 3 is positioned.
It should be noted that owing to the model of encoder 3 is different, its mounting means has some differences, and in order to better illustrate the mounting means of encoder 3, present embodiment is described separately the mounting means of two kinds of encoders 3 by Fig. 1 and Fig. 2.
One of which mounting means is shown in Figure 1, bolt can fixing with casing 1 after the top vertical of encoder 3 is inserted through encoder 3 be connected, wherein, at least provided with two screws on encoder 3 and casing 1, when encoder 3 is positioned over the cell body 8 in casing 1, operator can be by regulating the position of encoder 3, screwhole position in encoder 3 and casing 1 is just positioned on same axis, and bolt can be made can be arranged in casing 1 by encoder 3 through the screw that the screw of encoder 3 inserts in casing 1.It addition, it is noted that nut can be hexagonal, square, fillet etc., the most do not make concrete restriction.
Another mounting means is shown in Figure 2, as we know from the figure, the outer fringe surface of encoder 3 has outwardly lug 10, two circular cavities is offered on lug 10, so make bolt can enter in the screw casing 1 after lug 10 from the upper surface of lug 10, be connected fixing with casing 1 for encoder 3.
It follows that by both mounting means so that encoder 3 is fixed in casing 1 firmly, preferably prevent encoder 3 from because motor shaft 2 rotates the vibrations produced, encoder 3 is shaken shell 1 of disembarking.
Additionally, it is worth mentioning that, when being preset with multiple screw on encoder 3, and the quantity of fastening bolt 12 is when can be multiple, each fastening bolt 12 is equidistant around arranging centered by the axis of encoder 3, the fastening force stress ratio in all directions so making encoder 3 be subject to is more uniform, is fixed on firmly in casing 1, will not depart from casing 1 because motor shaft 2 rotates the vibrations caused.
Further, bearing holder (housing, cover) 9 it is additionally provided with in casing 1, bearing holder (housing, cover) 9 is set in motor shaft 2 and is provided with on one end of adapter sleeve 4, as depicted in figs. 1 and 2, due in actual application, motor shaft 2 is during rotating, original axial location can be deviateed, therefore after bearing holder (housing, cover) 9 is added in above-mentioned position, it is ensured that motor shaft 2 has good axiality during driving adapter sleeve 4 to rotate, rotate along original axis direction, it is therefore prevented that motor shaft 2 produces circle during rotating and beats.
It can thus be appreciated that, encoder easier can be fixed on motor shaft by above-mentioned mounting means, easily encoder be disassembled from motor shaft it is also possible to hand over by the way of screwing out screw, change corresponding encoder, save time cost and resources costs greatly.
Second embodiment of the present utility model relates to a kind of motor shaft 2 device, second embodiment and the first embodiment are roughly the same, its primary area is not: above-mentioned be previously mentioned trip bolt 11 fixed operating sleeve 4 time, the axis of trip bolt 11 is that the axis with adapter sleeve 4 is parallel to each other, due in real process, need to select adapter sleeve 4 according to the model of motor shaft 2, in some cases, adapter sleeve 4 can occur some to change with the connected mode of motor shaft 2, so in this second embodiment, during trip bolt 11 fixed operating sleeve 4, the axis of trip bolt 11 is mutually perpendicular to the axis of adapter sleeve 4.
Concrete the most as shown in Figure 3 and Figure 4, trip bolt 11 can be locked in the laterally inserted adapter sleeve of the outer fringe surface of adapter sleeve 44 and with motor shaft 2.Screw is all offered from Fig. 3 and Fig. 4 it can be seen that on the outer fringe surface of adapter sleeve 4 and motor shaft 2.After the axis hole 7 adapter sleeve 4 inserted on motor shaft 2, operator can be by regulating the position of adapter sleeve 4, the screwhole position making adapter sleeve 4 outer surface is positioned on same axis with the screwhole position on motor shaft 2, and after enabling to the screw of screw entrance motor shaft 2 that trip bolt 11 passes adapter sleeve 4 outer surface, adapter sleeve 4 can be rigidly secured on motor shaft 2, wherein, each trip bolt 11 is equidistant around arranging centered by the axis of adapter sleeve 4 on the outer surface of adapter sleeve 4.This is so that adapter sleeve 4 will not be beated during rotating at motor shaft 2, it is ensured that the stability of motor shaft device.
Owing in present embodiment, the mounting means of encoder 3 is similar with the installation method related in this first embodiment, it is not described in detail.
It will be understood by those skilled in the art that the respective embodiments described above are to realize specific embodiment of the utility model, and in actual applications, can to it, various changes can be made in the form and details, without departing from spirit and scope of the present utility model.
Claims (10)
1. a motor shaft device, comprise casing, the motor shaft inserted in described casing, the encoder that is arranged on described motor shaft, it is characterized in that: the end of described motor shaft is provided with adapter sleeve, and the trepanning of described adapter sleeve is exposed to the outside of described casing, and described encoder has part outwardly convex to form the bearing pin inserted in described adapter sleeve trepanning, and described encoder is dismountable and adapter sleeve on described motor shaft is fixed and is connected.
Motor shaft device the most according to claim 1, it is characterised in that: described adapter sleeve is detachably arranged on described motor shaft；
Wherein, the end of described motor shaft offers the axis hole for accommodating described adapter sleeve, and described adapter sleeve is fixed on described motor shaft by latch assembly.
Motor shaft device the most according to claim 2, it is characterised in that: described latch assembly comprises N number of trip bolt described adapter sleeve and described motor shaft being locked；Wherein, described N is natural number, and each trip bolt is equidistant around arranging centered by the axis of described adapter sleeve.
Motor shaft device the most according to claim 3, it is characterised in that: the axis of each trip bolt is mutually perpendicular to the axis of described adapter sleeve or is parallel to each other；
Wherein, when the axis of each trip bolt is mutually perpendicular to the axis of described adapter sleeve, each trip bolt is locked in the laterally inserted described adapter sleeve of the outer fringe surface of described adapter sleeve and with described motor shaft；
And when the axis of each trip bolt and the axis of described adapter sleeve are parallel to each other, the outwardly formation in top of described adapter sleeve is against the flange part of described sealing of motor spindle end face, each screw is locked with described motor shaft after passing vertically through the flange part of described adapter sleeve.
Motor shaft device the most according to claim 1, it is characterised in that: the profile of described encoder bearing pin is suitable with the profile of described adapter sleeve trepanning, and size is identical.
Motor shaft device the most according to claim 1, it is characterised in that: described motor shaft device also comprises for by fixing for described encoder connection assembly on the housing；
Wherein, described connection assembly comprises N number of fastening bolt on the housing that is locked by described encoder, and described N is natural number, and each fastening bolt is equidistant around arranging centered by the axis of described encoder.
Motor shaft device the most according to claim 6, it is characterised in that: each bolt is fixing with described casing after the top vertical of described encoder is inserted through described encoder to be connected.
Motor shaft device the most according to claim 7, it is characterised in that: the outer fringe surface of described encoder has outwardly lug, and each bolt is fixed with described casing after the upper surface of described lug passes described lug and is connected.
Motor shaft device the most according to claim 1, it is characterised in that: it is further opened with the cell body for accommodating described encoder in casing.
Motor shaft device the most as claimed in any of claims 1 to 9, it is characterised in that: it is additionally provided with the bearing holder (housing, cover) being set on described motor shaft in described casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521140794.8U CN205489948U (en) | 2015-12-31 | 2015-12-31 | Motor shaft device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521140794.8U CN205489948U (en) | 2015-12-31 | 2015-12-31 | Motor shaft device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205489948U true CN205489948U (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521140794.8U Active CN205489948U (en) | 2015-12-31 | 2015-12-31 | Motor shaft device |
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| Country | Link |
|---|---|
| CN (1) | CN205489948U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107990923A (en) * | 2017-12-28 | 2018-05-04 | 长春禹衡光学有限公司 | A kind of Split encoder |
-
2015
- 2015-12-31 CN CN201521140794.8U patent/CN205489948U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107990923A (en) * | 2017-12-28 | 2018-05-04 | 长春禹衡光学有限公司 | A kind of Split encoder |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |