CN203984176U - A kind of shaft encoder jockey - Google Patents
A kind of shaft encoder jockey Download PDFInfo
- Publication number
- CN203984176U CN203984176U CN201420460231.6U CN201420460231U CN203984176U CN 203984176 U CN203984176 U CN 203984176U CN 201420460231 U CN201420460231 U CN 201420460231U CN 203984176 U CN203984176 U CN 203984176U
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- Prior art keywords
- shaft encoder
- fixed muffle
- shaft
- jockey
- output shaft
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Abstract
The utility model discloses a kind of shaft encoder jockey, comprise have cylindrical cavity fixed muffle, be arranged on cylinder connector and the fastening nut of fixed muffle inside; Motor and shaft encoder lay respectively at the both sides of end cap, are also provided with screwed hole on end cap; The head of fixed muffle is also provided with external screw thread, and the external screw thread of the head of fixed muffle is threaded with screwed hole and fastening nut successively through after the screwed hole of end cap; The two ends of cylinder connector are fixedly connected with the output shaft of motor and the output shaft of shaft encoder respectively; On the barrel of fixed muffle, be also provided with manhole; Be positioned on the barrel of afterbody of fixed muffle and be also provided with wire hole; The aperture shape size of wire hole all adapts to coordinate with the geomery of the connecting line of shaft encoder.After this shaft encoder jockey assembling, axiality is very high, and has ensured assembly quality and easy access, and has overcome the technological deficiency of shaft encoder radial-play.
Description
Technical field
The utility model relates to shaft encoder corollary equipment technical field, relates in particular to a kind of shaft encoder jockey.
Background technology
Shaft encoder jockey is mainly used in connecting the output shaft of motor output shaft and shaft encoder, and the axial rotation of motor output shaft is passed to shaft encoder; Referring to Fig. 1, mainly being formed by bracing frame 10, fixed mount 20 (being cylindrical sleeve) and shaft encoder jockey 30 of existing shaft encoder mounting structure; Existing shaft encoder jockey 30 is made up of two cylindrical terminal pads, and two cylindrical terminal pad centers are provided with axle installing hole, and edge distribution is provided with multiple fixing holes;
At present, adopt the concrete operations of above-mentioned existing shaft encoder jockey as follows:
First with angle bar, Plate Welding bracing frame 10 and fix on the ground, then shaft encoder A jockey is fixed on bracing frame 10; Be enclosed within the cylindrical sleeve processing on the outer ring of shaft encoder, fix with jackscrew, shaft encoder front has three to become 120 DEG C of screw holes, is fixed on the baffle plate of fixed mount with three screws.The output shaft (being the mechanism of hacures signal in Fig. 1) of motor B is first through end cap C, stretch into respectively in the axle installing hole of two center positions on cylindrical terminal pad with the output shaft (being the mechanism of hacures signal in Fig. 1) of shaft encoder A again, and pin-and-hole coordinates and is fixedly connected with.Between cylindrical terminal pad, adopt Rubber washer (not shown) to fill fixing again, then fix respectively the fixing hole of two cylindrical terminal pads with multiple screw holes, the connecting line 40 of shaft encoder is positioned at the outside of cylindrical sleeve.
After installing, carrying out the frequent work of finding frequency converter of debug phase plays pendulum.Analyzing through producer is that installation quality causes the reason of whole system fluctuation of service because the installing mechanism of motor, shaft encoder is unstable.The comprehensive technological deficiency that mainly contains following several respects: traditional mounting structure also needs to be positioned at the bracing frame on ground, indirectly realizes motor and shaft encoder are fixed with fixed mount and shaft encoder jockey in motor output shaft coaxial direction, from the bracing frame on ground, it is difficult to ensure that it installs and fix compared with high-axiality motor and shaft encoder, therefore rotate very unstablely, rotary speed precision is very low, followability is poor; Traditional shaft encoder jockey is unfavorable for maintenance and installs, and axial endplay is axially easily occurring.
Utility model content
The purpose of this utility model is to provide a kind of shaft encoder jockey, to address the above problem.
In order to achieve the above object, the technical solution of the utility model is achieved in that
A kind of shaft encoder jockey, comprise have cylindrical cavity fixed muffle, be arranged on cylinder connector and the fastening nut of described fixed muffle inside;
Motor and shaft encoder lay respectively at the both sides of end cap, are also provided with screwed hole on described end cap; The head of described fixed muffle is also provided with external screw thread, and the external screw thread of the head of described fixed muffle is threaded with described screwed hole and described fastening nut successively through after the screwed hole of described end cap;
The two ends of described cylinder connector are fixedly connected with the output shaft of described motor and the output shaft of described shaft encoder respectively;
On the barrel of described fixed muffle, be also provided with manhole; Be positioned on the barrel of afterbody of described fixed muffle and be also provided with wire hole; The aperture shape size of described wire hole all adapts to coordinate with the geomery of the connecting line of described shaft encoder.
Preferably, on the end face at the two ends of described cylinder connector, be also provided with jack, on the outer wall of two ends, be also provided with positioning spiro pit and jackscrew;
The described jack at the two ends of described cylinder connector coordinates with the output shaft of described motor and the output shaft pin-and-hole of described shaft encoder respectively; Described jackscrew coordinates with the output shaft of described motor and the output shaft of described shaft encoder location respectively for the described positioning spiro pit stretching on the outer wall of two ends.
Preferably, it is corresponding with the installation site of the described cylinder connector of the inside of described fixed muffle that described manhole is positioned at position on the barrel of described fixed muffle.
Preferably, described manhole is two, and arranges along the circumferencial direction interval of the barrel of described fixed muffle;
Described manhole is rectangle, 1/4th of the barrel girth that described manhole circumferential lengths is described fixed muffle.
Preferably, described cylinder connector is rubber connector.
Preferably, described fixed muffle is copper sleeve.
Preferably, the described wire hole being positioned on the afterbody barrel of described fixed muffle is rectangle slotted eye.
Compared with prior art, the advantage of the utility model embodiment is:
The concrete structure of analyzing above-mentioned shaft encoder jockey is known: above-mentioned shaft encoder jockey specifically comprises fixed muffle, cylinder connector and the fastening nut with cylindrical cavity; Shaft encoder is socketed in secure fit in the cylindrical cavity of fixed muffle, coaxially connects the output shaft of motor and the output shaft of shaft encoder (even if be positioned at end cap one side and be coaxially connected with the output shaft of the motor that is positioned at end cap opposite side at the output shaft of the shaft encoder of fixed muffle) by cylinder connector; Adopt fixed muffle to be directly fixedly connected with end cap simultaneously, lock by fastening nut, avoid so traditional constraint fixed form from the such vertical direction of bottom supporting frame, directly adopt being coaxially fixedly connected with between fixed muffle, cylinder connector, the output shaft of motor and the output shaft of shaft encoder, can ensure the assembling axiality of shaft encoder output shaft and motor output shaft, and ensure assembly quality.Particularly, the head of fixed muffle is also provided with external screw thread, and the external screw thread of the head of fixed muffle is through being threaded with screwed hole and fastening nut successively after the screwed hole of end cap, and then completes being fastenedly connected of shaft encoder and end cap; In addition, the output shaft of motor that the utility model relates to and the output shaft of shaft encoder are coaxially connected a directly cylinder connector of employing and achieve a fixed connection; Two cylindrical terminal pads of contrast available technology adopting are locked indirectly, must ensure that two coaxial installation accuracies of cylindrical terminal pad are higher, even if cylindrical terminal pad edge distribution is used multiple fixing holes, be also difficult to the axiality of two axle installing holes that ensure the center; On the end face at the two ends of cylinder connector, be also provided with jack, on the outer wall of two ends, be also provided with positioning spiro pit and jackscrew; The jack at the two ends of cylinder connector coordinates with the output shaft of motor and the output shaft pin-and-hole of shaft encoder respectively; Jackscrew coordinates with the output shaft of motor and the output shaft of shaft encoder location respectively for the positioning spiro pit stretching on the outer wall of two ends, can ensure that the output shaft of motor and the output shaft of shaft encoder are coaxially fixedly connected with.And on the barrel of fixed muffle, be also provided with manhole, easy access and observe rotation situation; Be positioned on the barrel of afterbody of fixed muffle and be also provided with wire hole; The aperture shape size of wire hole all adapts to coordinate with the geomery of the connecting line of shaft encoder.Obviously, when the connecting line of shaft encoder connects external structure from wire hole, can realize just at the right time the connecting line of shaft encoder and coordinating of wire hole, because being positioned at after coordinating on the barrel of fixed muffle, wire hole just can form the axial limiting to whole shaft encoder, and then in order to prevent shaft encoder radial-play.
Brief description of the drawings
Fig. 1 is the assembly structure schematic diagram between shaft encoder jockey of the prior art and motor, shaft encoder and end cap;
Assembly structure schematic diagram between shaft encoder jockey and motor, shaft encoder and end cap that Fig. 2 provides for the utility model embodiment mono-.
Embodiment
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
Embodiment mono-
Referring to Fig. 2, a kind of shaft encoder jockey that the utility model embodiment mono-provides, comprise have cylindrical cavity fixed muffle 1 (for example copper sleeve), be arranged on cylinder connector 2 and the fastening nut 3 of described fixed muffle 1 inside;
Motor B and shaft encoder A lay respectively at the both sides of end cap C, are also provided with screwed hole (being internal thread) on described end cap C; The head of described fixed muffle 1 is also provided with external screw thread, and the external screw thread of the head of described fixed muffle 1 is threaded with described screwed hole and described fastening nut 3 successively through after the screwed hole of described end cap C;
The two ends of described cylinder connector 2 are fixedly connected with the output shaft (being the mechanism of hacures signal in Fig. 2) of described motor B and the output shaft (being the mechanism of hacures signal in Fig. 2) of described shaft encoder A respectively;
On the barrel of described fixed muffle 1, be also provided with manhole 4; Be positioned on the barrel of afterbody of described fixed muffle 1 and be also provided with wire hole 5; The aperture shape size of described wire hole 5 all adapts to coordinate with the geomery of the connecting line 6 of described shaft encoder.(the described wire hole being positioned on the afterbody barrel of described fixed muffle is rectangle slotted eye, and the connecting line 6 of described shaft encoder has certain hardness, and it can be used for forming spacing cooperation between wire hole).
The concrete structure of analyzing above-mentioned shaft encoder jockey is known: above-mentioned shaft encoder jockey specifically comprises fixed muffle, cylinder connector and the fastening nut with cylindrical cavity; Directly adopt being coaxially fixedly connected with between fixed muffle, cylinder connector, the output shaft of motor and the output shaft of shaft encoder, can ensure the assembling axiality of shaft encoder output shaft and motor output shaft, and ensured assembly quality and assembly precision, and then finally can ensure;
In addition, coaxial connection of the output shaft of above-mentioned motor and the output shaft of shaft encoder directly adopts a cylinder connector to achieve a fixed connection; Can further avoid two cylindrical terminal pads of available technology adopting indirectly to lock, be difficult to the technological deficiency of the axiality of two axle installing holes that ensure the center;
It should be noted that, on the barrel of fixed muffle, be also provided with manhole, easy access and observation rotation situation; Be positioned on the barrel of afterbody of fixed muffle and be also provided with wire hole; The aperture shape size of wire hole all adapts to coordinate with the geomery of the connecting line of shaft encoder.Obviously, when the connecting line of shaft encoder connects external structure from wire hole, can realize just at the right time the connecting line of shaft encoder and coordinating of wire hole, because being positioned at after coordinating on the barrel of fixed muffle, wire hole just can form the axial limiting to whole shaft encoder, and then in order to prevent shaft encoder radial-play.
The concrete structure of the shaft encoder jockey below the utility model embodiment being provided does and describes in detail:
On the end face at the two ends of described cylinder connector 2, be also provided with jack (not shown) (being new axle installing hole), on the outer wall of two ends, be also provided with positioning spiro pit (not shown) and jackscrew (not shown);
The described jack at the two ends of described cylinder connector 2 coordinates with the output shaft of described motor and the output shaft pin-and-hole of described shaft encoder respectively; Described jackscrew coordinates with the output shaft of described motor and the output shaft of described shaft encoder location respectively for the described positioning spiro pit stretching on the outer wall of two ends.
It should be noted that, on the end face at the two ends of cylinder connector, be provided with jack, on the outer wall of two ends, be also provided with positioning spiro pit and jackscrew; In the time of assembling, directly the jack at the two ends of cylinder connector (aperture that is jack adapts with the external diameter of the output shaft of the motor matching and the output shaft of shaft encoder) is seated and is coordinated with the output shaft of motor and the output shaft of shaft encoder respectively; Lock and withstand again the output shaft of motor and the output shaft of shaft encoder with jackscrew and realize location cooperation, can ensure that the output shaft of motor and the output shaft of shaft encoder are coaxially fixedly connected with.As the preferred embodiment of one, above-mentioned cylinder connector can be chosen as rubber connector.Selecting rubber connector is to utilize the performances such as its good pliability (be object receiving force distortion, after active force loses, irreplaceable character is called flexible), damping.Adopt the columniform above-mentioned rubber connector can axial endplay, axial vibration when rotating, ensure to be connected stationarity between the output shaft of motor and the output shaft of shaft encoder.It can be used as a good flexible shaft coupling use rubber connector in above-mentioned shaft encoder jockey.
It is corresponding with the installation site of the described cylinder connector of the inside of described fixed muffle that described manhole 4 is positioned at position on the barrel of described fixed muffle.Described manhole is two, and arranges along the circumferencial direction interval of the barrel of described fixed muffle; Manhole is rectangle, 1/4th of the barrel girth that described manhole circumferential lengths is described fixed muffle.
It should be noted that, four of the above-mentioned cut symmetry of fixed muffle with cylindrical cavity/one or two, side is regarded a hollow as, for overhauling the rubber connector between diaxon.
Whole shaft encoder jockey in sum, it is made up of three parts: fixed mechanism part, maintenance mechanism part, axial endplay mechanism part.
(1) fixed mechanism part: shaft encoder is socketed in secure fit in the cylindrical cavity of fixed muffle, coaxially connects the output shaft of motor and the output shaft of shaft encoder (even if be positioned at end cap one side and be coaxially connected with the output shaft of the motor that is positioned at end cap opposite side at the output shaft of the shaft encoder of fixed muffle) by cylinder connector; Adopt fixed muffle to be directly fixedly connected with end cap simultaneously, lock by fastening nut, play and support and fixation.
(2) maintenance mechanism part: diaxon connects employing rubber connector, uses respectively jackscrew fastening.Four of the cut symmetry of certain part outer wall of fixed muffle/one or two, it is manhole that side is regarded a hollow as.
(3) axial endplay mechanism part: whole shaft encoder is put into after the cavity of fixed muffle, shaft encoder can axially move in cylinder.On fixed muffle, on the barrel of rear side, have the outer outlet outlet of a rectangle sulculus as shaft encoder, itself and spacing cooperation of connecting line on shaft encoder, in order to prevent shaft encoder radial rotating.
Through evidence: the axial copper sheathing operational excellence of motor shaft encoder after new installation, frequency converter normal operation in debug process at the scene, its at least comprise following some: the axial copper sheathing operational excellence of motor shaft encoder after new installation, frequency converter normal operation in debug process at the scene, it has the following advantages: 1, the axiality of guarantee and shaft encoder, the requirement that precision is high.2, diaxon connects employing plastic cylinder connector, has met the good requirement of followability, has solved rubber and has connected the slow problem of dynamic response.3, solve motor axial endplay problem in rotation process, avoided the damage to shaft encoder.4, good looking appearance is durable; Easy disassembling, easy to maintenance.5, auxiliary shaft hoisting and personal safety have been guaranteed.6, reduce auxiliary shaft hoisting impact, can produce every year 980000 yuan of direct economic benefits.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (7)
1. a shaft encoder jockey, is characterized in that,
Comprise have cylindrical cavity fixed muffle, be arranged on cylinder connector and the fastening nut of described fixed muffle inside;
Motor and shaft encoder lay respectively at the both sides of end cap, are also provided with screwed hole on described end cap; The head of described fixed muffle is also provided with external screw thread, and the external screw thread of the head of described fixed muffle is threaded with described screwed hole and described fastening nut successively through after the screwed hole of described end cap;
The two ends of described cylinder connector are fixedly connected with the output shaft of described motor and the output shaft of described shaft encoder respectively;
On the barrel of described fixed muffle, be also provided with manhole; Be positioned on the barrel of afterbody of described fixed muffle and be also provided with wire hole; The aperture shape size of described wire hole all adapts to coordinate with the geomery of the connecting line of described shaft encoder.
2. shaft encoder jockey as claimed in claim 1, is characterized in that,
On the end face at the two ends of described cylinder connector, be also provided with jack, on the outer wall of two ends, be also provided with positioning spiro pit and jackscrew;
The described jack at the two ends of described cylinder connector coordinates with the output shaft of described motor and the output shaft pin-and-hole of described shaft encoder respectively; Described jackscrew coordinates with the output shaft of described motor and the output shaft of described shaft encoder location respectively for the described positioning spiro pit stretching on the outer wall of two ends.
3. shaft encoder jockey as claimed in claim 1, is characterized in that,
It is corresponding with the installation site of the described cylinder connector of the inside of described fixed muffle that described manhole is positioned at position on the barrel of described fixed muffle.
4. shaft encoder jockey as claimed in claim 3, is characterized in that,
Described manhole is two, and arranges along the circumferencial direction interval of the barrel of described fixed muffle;
Described manhole is rectangle, 1/4th of the barrel girth that described manhole circumferential lengths is described fixed muffle.
5. shaft encoder jockey as claimed in claim 1, is characterized in that,
Described cylinder connector is rubber connector.
6. shaft encoder jockey as claimed in claim 1, is characterized in that,
Described fixed muffle is copper sleeve.
7. shaft encoder jockey as claimed in claim 1, is characterized in that,
The described wire hole being positioned on the afterbody barrel of described fixed muffle is rectangle slotted eye.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420460231.6U CN203984176U (en) | 2014-08-13 | 2014-08-13 | A kind of shaft encoder jockey |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420460231.6U CN203984176U (en) | 2014-08-13 | 2014-08-13 | A kind of shaft encoder jockey |
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| Publication Number | Publication Date |
|---|---|
| CN203984176U true CN203984176U (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420460231.6U Expired - Fee Related CN203984176U (en) | 2014-08-13 | 2014-08-13 | A kind of shaft encoder jockey |
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| Country | Link |
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| CN (1) | CN203984176U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111009989A (en) * | 2019-11-26 | 2020-04-14 | 西安航天精密机电研究所 | Switching device used between gyro motor and dynamic balancing machine |
-
2014
- 2014-08-13 CN CN201420460231.6U patent/CN203984176U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111009989A (en) * | 2019-11-26 | 2020-04-14 | 西安航天精密机电研究所 | Switching device used between gyro motor and dynamic balancing machine |
| CN111009989B (en) * | 2019-11-26 | 2021-05-14 | 西安航天精密机电研究所 | Switching device used between gyro motor and dynamic balancing machine |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20170813 |
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| CF01 | Termination of patent right due to non-payment of annual fee |