CN204497947U - Disc stepping motor - Google Patents
Disc stepping motor Download PDFInfo
- Publication number
- CN204497947U CN204497947U CN201520264827.3U CN201520264827U CN204497947U CN 204497947 U CN204497947 U CN 204497947U CN 201520264827 U CN201520264827 U CN 201520264827U CN 204497947 U CN204497947 U CN 204497947U
- Authority
- CN
- China
- Prior art keywords
- shaft
- star
- locating
- ring connected
- locating piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model relates to technical field of motors, especially a kind of disc stepping motor, one end that rotating shaft is positioned at rear end cap is fixedly connected with locating shaft, locating shaft has the shaft shoulder, rear end cap is fixed with locating piece, the inside of locating piece is provided with the first ring connected in star matched with the shaft shoulder, locating piece is positioned on one end end face on first ring connected in star axis institute bearing of trend and is provided with the second annular groove, second annular groove and first ring connected in star concentric and connect, the shaft shoulder and the first ring connected in star of locating shaft are rotationally connected, disc stepping motor of the present utility model is by rotating shaft is fixedly connected with locating shaft, second annular groove of the shaft shoulder on locating shaft and locating piece inside is rotationally connected, the shaft shoulder is stuck in the second annular groove, effectively prevent stepping motor at the use procedure shaft generation axial endplay of reality.
Description
Technical field
The utility model relates to technical field of motors, especially a kind of disc stepping motor.
Background technology
Disc stepping motor is due to its outstanding start-stop and reversion response, be widely used in modern factory, because stepping motor coordinates interval excessive between the rotating shaft of rotor and rotor at work, the reasons such as the axial force of the axial force that mechanical part applies the rotating shaft of rotor after installing and transformation of electromagnetic field generation, capital makes the axle of motor easily axial endplay occur, make that motor produces mechanical oscillation or part resonance, noise becomes large phenomenon, thus can cause motor safety hydraulic performance decline.
Utility model content
The technical problems to be solved in the utility model is: in order to the problem of axial endplay easily occurs in the use procedure of reality in the rotating shaft solving stepping motor, now provide a disc stepping motor.
The utility model solves the technical scheme that its technical problem adopts: a kind of disc stepping motor, comprise motor housing and be arranged on front end housing and the rear end cap at its two ends, bearing is provided with in described motor housing, rotating shaft is provided with in described bearing, front end housing and the rear end cap of described motor housing are extended in described rotating shaft, and one end that place rotating shaft is positioned at front end housing is output;
One end that described rotating shaft is positioned at rear end cap is fixedly connected with locating shaft, described locating shaft has the shaft shoulder, described rear end cap is fixed with locating piece, the inside of described locating piece is provided with the first ring connected in star matched with the described shaft shoulder, described locating piece is positioned on one end end face on first ring connected in star axis institute bearing of trend and is provided with the second annular groove, described second annular groove and described first ring connected in star concentric and connect, the shaft shoulder and the described first ring connected in star of described locating shaft are rotationally connected, the rotating shaft of motor is fixedly connected with locating shaft, the shaft shoulder of locating shaft is fixed in the first ring connected in star of locating piece, be stuck in first ring connected in star by the shaft shoulder of locating shaft and effectively can prevent in use rotating shaft generation axial endplay.
Conveniently the shaft shoulder of locating shaft is installed in first ring connected in star, further, described locating piece is divided into the first half and the latter half along a diametric(al) of first ring connected in star, described the first half is fixedly connected with by screw with the latter half, first open locating piece, locating shaft is installed on the lower half, then the first half is closed on the lower half.
In order to reduce the friction between locating shaft and the second annular groove, further, also be provided with oiliness bearing between described locating shaft and described second annular groove, oiliness bearing can well play the effect of supporting and location axle, and reduces frictional resistance when locating shaft rotates.
The beneficial effects of the utility model are: disc stepping motor of the present utility model is by rotating shaft is fixedly connected with locating shaft, the first ring connected in star of the shaft shoulder on locating shaft and locating piece inside is rotationally connected, the shaft shoulder is stuck in first ring connected in star, effectively prevents stepping motor at the use procedure shaft generation axial endplay of reality.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the most preferred embodiment schematic diagram of disc stepping motor of the present utility model;
In figure: 1, rotating shaft, 2, front end housing, 3, motor housing, 4, rear end cap, 5, locating piece, 6, locating shaft, 7, oiliness bearing, 8, the first half, 9, the shaft shoulder, 10, the latter half, the 11, second annular groove, 12, first ring connected in star.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
Embodiment 1
A kind of disc stepping motor as shown in Figure 1, comprise motor housing 3 and be arranged on front end housing 2 and the rear end cap 4 at its two ends, bearing is provided with in described motor housing 3, rotating shaft 1 is provided with in described bearing, front end housing 2 and the rear end cap 4 of described motor housing 3 are extended in described rotating shaft 1, and one end that place rotating shaft 1 is positioned at front end housing 2 is output;
One end that described rotating shaft 1 is positioned at rear end cap 4 is fixedly connected with locating shaft 6, described locating shaft 6 has the shaft shoulder 9, described rear end cap 4 is fixed with locating piece 5, the inside of described locating piece 5 is provided with the first ring connected in star 12 matched with the described shaft shoulder 9, described locating piece 5 is positioned on one end end face on first ring connected in star 12 axis institute bearing of trend and is provided with the second annular groove 11, described second annular groove 11 is with described first ring connected in star 12 concentric and connect, the shaft shoulder 9 and the described first ring connected in star 12 of described locating shaft 6 are rotationally connected, the rotating shaft 1 of motor is fixedly connected with locating shaft 6, the shaft shoulder 9 of locating shaft 6 is fixed in the first ring connected in star 12 of locating piece 5, being stuck in first ring connected in star 12 by the shaft shoulder 9 of locating shaft 6 effectively to prevent in use rotating shaft 1 from axial endplay occurring, lubricating oil is filled with in first ring connected in star 12.
Described locating piece 5 is divided into the first half 8 and the latter half 10 along a diametric(al) of first ring connected in star 12, described the first half 8 is fixedly connected with by screw with the latter half 10, first open locating piece 5, locating shaft 6 is arranged in the latter half 10, then the first half 8 is combined in the latter half 10.
Also be provided with oiliness bearing 7 between described locating shaft 6 and described second annular groove 11, oiliness bearing 7 can well play the effect of supporting and location axle 6, and reduces frictional resistance when locating shaft 6 rotates.
Operation principle:
The rotating shaft 1 of motor is fixedly connected with locating shaft 6, open locating piece 5, locating shaft 6 is arranged in the latter half 10, again the first half 8 is combined in the latter half 10, in the first ring connected in star 12 of locating piece 5, be filled with lubricating oil simultaneously, the shaft shoulder 9 of locating shaft 6 rotates in the first ring connected in star 12 of locating piece 5, and the axial location of locating shaft 6 is fixed, locating piece 5 is fixed on the rear end cap 4 of motor, be stuck in first ring connected in star 12 by the shaft shoulder 9 of locating shaft 6, can effectively prevent stepping motor in use rotating shaft 1 from axial endplay occurring.
Above-mentioned is enlightenment according to desirable embodiment of the present utility model, and by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on specification, must determine its technical scope according to right.
Claims (3)
1. a disc stepping motor, it is characterized in that: comprise motor housing (3) and be arranged on front end housing (2) and the rear end cap (4) at its two ends, described motor housing is provided with bearing in (3), rotating shaft (1) is provided with in described bearing, front end housing (2) and the rear end cap (4) of described motor housing (3) are extended in described rotating shaft (1), and one end that place rotating shaft (1) is positioned at front end housing (2) is output;
One end that described rotating shaft (1) is positioned at rear end cap (4) is fixedly connected with locating shaft (6), described locating shaft (6) has the shaft shoulder (9), described rear end cap (4) is fixed with locating piece (5), the inside of described locating piece (5) is provided with the first ring connected in star (12) matched with the described shaft shoulder (9), described locating piece (5) is positioned on one end end face on first ring connected in star (12) axis institute bearing of trend and is provided with the second annular groove (11), described second annular groove (11) and described first ring connected in star (12) concentric and connect, the shaft shoulder (9) and the described first ring connected in star (12) of described locating shaft (6) are rotationally connected.
2. disc stepping motor according to claim 1, it is characterized in that: described locating piece (5) is divided into the first half (8) and the latter half (10) along a diametric(al) of first ring connected in star (12), and described the first half (8) is fixedly connected with by screw with the latter half (10).
3. disc stepping motor according to claim 1 and 2, is characterized in that: be also provided with oiliness bearing (7) between described locating shaft (6) and described second annular groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520264827.3U CN204497947U (en) | 2015-04-28 | 2015-04-28 | Disc stepping motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520264827.3U CN204497947U (en) | 2015-04-28 | 2015-04-28 | Disc stepping motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204497947U true CN204497947U (en) | 2015-07-22 |
Family
ID=53577230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520264827.3U Expired - Fee Related CN204497947U (en) | 2015-04-28 | 2015-04-28 | Disc stepping motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204497947U (en) |
-
2015
- 2015-04-28 CN CN201520264827.3U patent/CN204497947U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 |