CN201774381U - Reduction box of motor - Google Patents
Reduction box of motor Download PDFInfo
- Publication number
- CN201774381U CN201774381U CN2010202496780U CN201020249678U CN201774381U CN 201774381 U CN201774381 U CN 201774381U CN 2010202496780 U CN2010202496780 U CN 2010202496780U CN 201020249678 U CN201020249678 U CN 201020249678U CN 201774381 U CN201774381 U CN 201774381U
- Authority
- CN
- China
- Prior art keywords
- gear
- reduction box
- bearing
- cover plate
- casing
- 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
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Abstract
The utility model relates to the technical field of motors, in particular to a reduction box of a motor, which comprises a casing, a pusher rod, a pusher rod support and a cover board. The pusher rod support is provided with a nut, a screw rod is disposed inside the pusher rod support, the cover board is provided with a bearing, the screw rod is disposed inside the bearing, the cover board is fixedly connected with the casing through screws, a reduction box is arranged inside the casing and includes a gear D, a gear C, a gear B and a gear A. The reduction box of the motor is compact in structure and low in volume, converts the original axial rotation into linear movement, and is simple in structure, low in volume, low in production cost, less in failure and convenient in maintenance.
Description
Technical field
The utility model relates to a kind of motor, relates in particular to a kind of reduction box of motor.
Background technology
Stepping motor is a kind of common motor that is used to control, and to stepping motor input pulse power supply, stepping motor will produce certain motion, can drag various control appliances and controlling organization with stepping motor and go to finish the work that needs.In the prior art; stepping motor generally is to rotatablely move by control requirement output; finishing control action also needs spinning movement is converted to other motions by mechanical reduction gear and mechanical transmission mechanism; in the motor application field, can use reduction box usually, can reach the function that deceleration increases square with it; thereby raising operation characteristic; the size of reduction box is generally all decided with motor, but internal structure adopts the planet circular system structure, has determined that the volume of reduction box is bigger; limited to its scope of application; useful life is short, and these mechanical transmission structure complexity, and part is many; volume is big; production cost height, and failure rate height are safeguarded inconvenient.
The utility model content
The technical problems to be solved in the utility model is: in the prior art, the reduction box on the motor has limited to its scope of application, and useful life is short, and these mechanical transmission structure complexity, part is many, and volume is big, the production cost height, and the failure rate height, safeguard inconvenience, a kind of reduction box of motor is provided.
In order to overcome the defective that exists in the background technology, the technical scheme that its technical problem that solves the utility model adopts is: the utility model comprises casing, push rod, pusher bar support and cover plate, described pusher bar support is provided with nut, screw rod places in the pusher bar support, described cover plate is provided with bearing, described screw rod places in the bearing, described cover plate is connected with casing, pusher bar support is fixedlyed connected with cover plate by screw, and described reduction box comprises the D gear, the C gear, B gear and A gear, described D gears engaged C gear, C gears engaged B gear, B gears engaged A gear, the below of described D gear is provided with the retaining cover, and the D gear places in the bearing, described B gear places on the gear shaft, and the B gear has the gear chuck, and described A gear places on the armature spindle, and armature spindle is connected with casing.
According to another embodiment of the present utility model, comprise that further described pusher bar support is provided with stage clip.
According to another embodiment of the present utility model, comprise that further described cover plate is provided with three pawls, described bearing places in three pawls on the cover plate.
The beneficial effects of the utility model are: compact conformation of the present utility model, and the reduction box volume is little, and original axial rotation is converted into rectilinear motion, and of the present utility model simple in structure, volume is little, and production cost is low, and fault is few and easy to maintenance.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a structural representation of the present utility model;
Wherein: 1, push rod, 2, pusher bar support, 3, screw rod, 4, nut, 5, stage clip, 6, screw, 7, cover plate, 8, A gear, 9, armature spindle, 10, fixed head, 11, gear shaft, 12, the gear chuck, 13, the B gear, 14, C gear, 15, bearing, 16, the retaining cover, 17, D gear, 18, casing, 19, bearing.
Embodiment
In conjunction with the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
A kind of reduction box of motor comprises push rod 1, pusher bar support 2, screw rod 3, nut 4, stage clip 5, screw 6, cover plate 7, A gear 8, armature spindle 9, fixed head 10, gear shaft 11, gear chuck 12, B gear 13, C gear 14, bearing 15, retaining cover 16, D gear 17, casing 18 and bearing 19 these parts.
Fig. 1 is a structural representation of the present utility model, comprise casing 18 among the figure, push rod 1, pusher bar support 2 and cover plate 7, on pusher bar support 2, be provided with nut 4, screw rod 3 places in the pusher bar support 2, on cover plate 7, be provided with bearing 19, screw rod 3 places in the bearing 19, bearing 19 has played fixation for screw rod 3, effect along with the reduction box internal gear, drive screw rod 3 runnings, fixation is played in the running of 19 pairs of screw rods 3 of bearing, described cover plate 7 is connected with casing 18, a wall riveting of casing 18 is caught on cover plate 7 to internal strain, pusher bar support 2 is fixedlyed connected with cover plate 7 by screw 6, in described casing 18, be provided with reduction box, described reduction box comprises D gear 17, C gear 14, B gear 13 and A gear 8, described D gear 17 engagement C gears 14, C gear 14 engagement B gears 13, B gear 13 engagement A gears 8, below described D gear 17, be provided with retaining cover 16, retaining cover 16 has played fixing effect, D gear 17 places in the bearing 15, described B gear 13 places on the gear shaft 11, and B gear 13 has gear chuck 12, described A gear 8 places on the armature spindle 9, armature spindle 9 is connected with casing 18, armature spindle 9 catches on armature spindle 9 with the wall riveting that casing 18 is provided with to internal strain, motor is that rotor rotation drives the reduction box rotation, armature spindle 9 rotates and drives the rotation of A gear, B gear 13 engagement A gears 8, B gear 13 rotates, C gear 14 engagement B gears 13,, C gear 14 rotates, D gear 17 engagement C gears 14, D gear 17 rotates, the rotation of D gear 17 drives the rotation of screw rod 3, and by being connected of nut 4 and screw rod 3, fixing of the bearing 19 of screw rod 3 on cover plate 7 is following, nut 4 is down fixing pusher bar support 2 and push rod 1, limited axial revolution, nut 4 drives push rod 1 in the rectilinear direction motion, is provided with stage clip 5 on pusher bar support 2.
Described cover plate 7 is provided with three pawls, and described bearing 19 places in three pawls on the cover plate 7.Bearing 19 places in three pawls of cover plate 7, and the effect of location around three pawls play has limited bearing 19 toward moving all around, and moving up and down is to be pressed by cover plate 7 and pusher bar support 2.
Compact conformation of the present utility model, the reduction box volume is little, and original axial rotation is converted into rectilinear motion, and of the present utility model simple in structure, volume is little, and production cost is low, and fault is few and easy to maintenance.
With above-mentioned foundation desirable embodiment of the present utility model is enlightenment, and by above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this utility model technological thought.The technical scope of this utility model is not limited to the content on the specification, must determine its technical scope according to the claim scope.
Claims (3)
1. the reduction box of a motor, comprise casing (18), push rod (1), pusher bar support (2) and cover plate (7), it is characterized in that: described pusher bar support (2) is provided with nut (4), screw rod (3) places in the pusher bar support (2), described cover plate (7) is provided with bearing (19), described screw rod (3) places in the bearing (19), described cover plate (7) is connected with casing (18), pusher bar support (2) is fixedlyed connected with cover plate (7) by screw (6), in described casing (18), be provided with reduction box, described reduction box comprises D gear (17), C gear (14), B gear (13) and A gear (8), described D gear (17) engagement C gear (14), C gear (14) engagement B gear (13), B gear (13) engagement A gear (8), the below of described D gear (17) is provided with retaining cover (16), D gear (17) places in the bearing (15), described B gear (13) places on the gear shaft (11), and B gear (13) has gear chuck (12), described A gear (8) places on the armature spindle (9), and armature spindle (9) is connected with casing (18).
2. the reduction box of motor as claimed in claim 1, it is characterized in that: described pusher bar support (2) is provided with stage clip (5).
3. the reduction box of motor as claimed in claim 1, it is characterized in that: described cover plate (7) is provided with three pawls, and described bearing (19) places in three pawls on the cover plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202496780U CN201774381U (en) | 2010-07-05 | 2010-07-05 | Reduction box of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202496780U CN201774381U (en) | 2010-07-05 | 2010-07-05 | Reduction box of motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201774381U true CN201774381U (en) | 2011-03-23 |
Family
ID=43754219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202496780U Expired - Fee Related CN201774381U (en) | 2010-07-05 | 2010-07-05 | Reduction box of motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201774381U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101888140A (en) * | 2010-07-05 | 2010-11-17 | 常州市巨力精密电机有限公司 | Reduction gearbox of motor |
-
2010
- 2010-07-05 CN CN2010202496780U patent/CN201774381U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101888140A (en) * | 2010-07-05 | 2010-11-17 | 常州市巨力精密电机有限公司 | Reduction gearbox of motor |
| CN101888140B (en) * | 2010-07-05 | 2012-11-28 | 常州市巨力精密电机有限公司 | Reduction gearbox of motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110323 Termination date: 20130705 |