CN205852372U - Drive mechanism in numerical control device - Google Patents
Drive mechanism in numerical control device Download PDFInfo
- Publication number
- CN205852372U CN205852372U CN201620723105.4U CN201620723105U CN205852372U CN 205852372 U CN205852372 U CN 205852372U CN 201620723105 U CN201620723105 U CN 201620723105U CN 205852372 U CN205852372 U CN 205852372U
- Authority
- CN
- China
- Prior art keywords
- motor
- motor cabinet
- cavity
- hole
- drive mechanism
- 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 discloses the drive mechanism in a kind of numerical control device, including motor, screw mandrel, bearing and for connecting the output shaft of motor and the shaft coupling of screw mandrel, motor cabinet is internally provided with the cavity of a upper end open, the motor cabinet of cavity opposite side is provided with the second through hole, shaft coupling is positioned in the cavity of motor cabinet, end cap it is embedded with on second step, the cover plate for closing cavity it is fixed with on motor cabinet, motor is provided with boss on the end face of motor cabinet side, boss and the first through hole coordinate grafting, the gathering sill that several circumferences are uniform it is provided with on the sidewall of the first through hole, the guide rail matched with gathering sill it is provided with on the periphery wall of boss；The cover plate for closing cavity it is provided with such that it is able to effectively prevent the dust in environment from entering into Bearing inner on motor cabinet；By arranging boss on motor, boss can be connected with motor cabinet such that it is able to effectively prevents the skew of motor, it is possible to ensures the concentricity of motor and screw mandrel.
Description
Technical field
This utility model relates to drive mechanism technical field, specifically refers to the drive mechanism in a kind of numerical control device.
Background technology
Along with the arrival of industrial age, the old equipment used in traditional mechanical processing industry is progressively by numerical control device
Being replaced, numerical control device is compared traditional mechanical process equipment and is had that motility is good, precision is high, working (machining) efficiency advantages of higher.Transmission
Mechanism is indispensable part in numerical control device, but the drive mechanism used in current numerical control device exists following lacking
Fall into: 1, typically the most exposed dust in environment is easily accessible in bearing the bearing in drive mechanism outside, thus can accelerate axle
The abrasion held, reduces the service life of drive mechanism, and owing to the shaft coupling of connection wire rod and motor output shaft is the most exposed outside,
Once there be bar to touch the shaft coupling in rotation, bar can be swept away by shaft coupling, there is the biggest potential safety hazard；2、
Motor in drive mechanism only relies on screw to be fixed in frame, during drive mechanism works long hours, is easily caused
Loosening of screw, thus easily cause the skew of motor position, and the motor in current drive mechanism does not the most possess guiding knot
Structure, it is difficult to ensure that the concentricity of motor output shaft and screw mandrel in motor installation process, thus can affect drive mechanism work
Stability.
Utility model content
The technical problems to be solved in the utility model is to provide the drive mechanism in a kind of numerical control device.
For solving above-mentioned technical problem, this utility model provides the driver in the numerical control device of a kind of following structure
Structure, including motor, screw mandrel, bearing and the shaft coupling of output shaft and screw mandrel for connecting motor, it also includes a motor cabinet, institute
State motor cabinet and be internally provided with the cavity of a upper end open, the motor cabinet of described cavity side is provided with the first through hole, described
Being provided with the second through hole in the motor cabinet of cavity opposite side, described motor is fixed on motor cabinet and the output shaft of motor is located in
In first through hole, described shaft coupling is positioned in the cavity of motor cabinet, the sidewall of described second through hole is provided with first step and
Second step, described bearing is embedded on first step, and described first step is also associated with the gland for compressing bearing, institute
Stating and be embedded with end cap on second step, described screw mandrel is located in gland, bearing and end cap, described motor cabinet is fixed with for
Closing the cover plate of cavity, described motor is joined towards being provided with boss, described boss and the first through hole on the end face of motor cabinet side
Close grafting, the sidewall of described first through hole is provided with the gathering sill that several circumferences are uniform, the periphery wall of described boss sets
It is equipped with the guide rail matched with gathering sill.
Drive mechanism in numerical control device of the present utility model, wherein, described motor cabinet is provided with limiting plate, described lid
One end of plate offsets with limiting plate.
Drive mechanism in numerical control device of the present utility model, wherein, described cover plate is bolted on motor cabinet.
Drive mechanism in numerical control device of the present utility model, wherein, the outside wall surface of described gathering sill is arc shape, described
The outside wall surface of guide rail is also for the arcwall face matched with gathering sill.
Drive mechanism in numerical control device of the present utility model, wherein, described gathering sill and guide rail are provided with six.
Using after said structure, compared with prior art, this utility model has the advantage that 1, setting by motor cabinet
Putting, be provided with cavity in motor cabinet, bearing is arranged in motor cabinet, and shaft coupling is arranged in the cavities, and motor cabinet is embedded with end
Lid, and on motor cabinet, it is provided with the cover plate for closing cavity such that it is able to effectively prevent the dust in environment from entering into bearing
Inside, slow down the abrasion of bearing, extends the service life of drive mechanism, simultaneously because shaft coupling is arranged in the cavities, and energy
Enough it is prevented effectively from bar and touches shaft coupling, drastically increase the safety of drive mechanism；2, by arranging on motor
Boss, boss can be connected with motor cabinet such that it is able to effectively prevents the skew of motor, it is possible to ensures motor and screw mandrel
Concentricity, improves the stability of drive mechanism work, and by gathering sill in the setting of outer wall of boss upper rail and motor cabinet
Arranging, can play motor when motor assembles and guide and spacing effect, it is the most convenient to bring to the assembling of motor.
Accompanying drawing explanation
Fig. 1 is the perspective view after this utility model removes cover plate；
Fig. 2 is the perspective view of motor cabinet；
Fig. 3 is the side view of motor；
Fig. 4 is right view of the present utility model；
Fig. 5 is the Fig. 4 sectional structure schematic diagram along line A-A.
Detailed description of the invention
The utility model is described in further detail with detailed description of the invention below in conjunction with the accompanying drawings.
As Figure 1-Figure 5, in this specific embodiment, the drive mechanism in numerical control device of the present utility model, including
Motor 1, screw mandrel 2, bearing 3 and for connecting the output shaft of motor 1 and the shaft coupling 4 of screw mandrel 2, it also includes a motor cabinet 5, institute
State motor cabinet 5 and be internally provided with the cavity 51 of a upper end open, the motor cabinet 5 of described cavity 51 side is provided with the first through hole
52, the motor cabinet 5 of described cavity 51 opposite side is provided with the second through hole 53, described motor 1 is fixed on motor cabinet 5 and motor
The output shaft of 1 is located in the first through hole 52, and described shaft coupling 4 is positioned in the cavity 51 of motor cabinet 5, described second through hole 53
Being provided with first step 531 and second step 532 on sidewall, described bearing 3 is embedded on first step 531, described First
Being also associated with the gland 6 for compressing bearing 3 on rank 531, described second step 532 is embedded with end cap 7, described screw mandrel 2 is worn
It is located in gland 6, bearing 3 and end cap 7, described motor cabinet is fixed with the cover plate 8 for closing cavity 51, described motor cabinet 5
On be provided with limiting plate 54, one end of described cover plate 8 offsets with limiting plate 54, and described cover plate 8 is bolted on motor cabinet 5
On, described motor 1 is provided with boss 11 on the end face of motor cabinet 5 side, and described boss 11 coordinates with the first through hole 52 to be inserted
Connect, the sidewall of described first through hole 52 is provided with the gathering sill 521 that several circumferences are uniform, on the periphery wall of described boss 11
Being provided with the guide rail 111 matched with gathering sill 521, the outside wall surface of described gathering sill 521 is arc shape, outside described guide rail 111
Wall is also the arcwall face matched with gathering sill 521, and described gathering sill 521 and guide rail 111 are provided with six, and described second leads to
Being provided with oil inlet passage 55 in the motor cabinet 5 of hole 53 sidewall, described oil inlet passage 55 is positioned at first step 531 and second step
Between 532, being embedded with sealing ring 9 at described second step 532, described sealing ring 9 is pressed on second step 532 by end cap 7
On, the motor cabinet 5 bottom described cavity 51 running through and has oil discharge passage 56, described oil inlet passage 55 is along the radial direction of the second through hole 53
Direction is arranged.
Above embodiment is only to be described preferred implementation of the present utility model, not to this utility model
Scope be defined, without departing from this utility model design spirit on the premise of, those of ordinary skill in the art are to this practicality
Various deformation that novel technical scheme is made and improvement, all should fall into the protection domain that this utility model claims determine
In.
Claims (5)
1. the drive mechanism in numerical control device, including motor (1), screw mandrel (2), bearing (3) be used for connecting motor (1)
The shaft coupling (4) of output shaft and screw mandrel (2), it is characterised in that: it also includes a motor cabinet (5), and described motor cabinet (5) is internal to be set
It is equipped with the cavity (51) of a upper end open, the motor cabinet (5) of described cavity (51) side is provided with the first through hole (52), described
The motor cabinet (5) of cavity (51) opposite side is provided with the second through hole (53), described motor (1) be fixed on motor cabinet (5) upper and
The output shaft of motor (1) is located in the first through hole (52), and described shaft coupling (4) is positioned in the cavity (51) of motor cabinet (5), institute
Stating and be provided with first step (531) and second step (532) on the sidewall of the second through hole (53), described bearing (3) is embedded
On one step (531), described first step (531) is also associated with the gland (6) for compressing bearing (3), described second
Being embedded with end cap (7) on rank (532), described screw mandrel (2) is located in gland (6), bearing (3) and end cap (7), described motor cabinet
On be fixed with the cover plate (8) for closing cavity (51), described motor (1) is provided with on the end face of motor cabinet (5) side
Boss (11), described boss (11) coordinates grafting with the first through hole (52), described first through hole (52) if sidewall on be provided with
Dry the gathering sill (521) that circumference is uniform, the periphery wall of described boss (11) is provided with the guide rail matched with gathering sill (521)
(111).
Drive mechanism in numerical control device the most according to claim 1, it is characterised in that: described motor cabinet (5) is upper to be arranged
Limited location plate (54), one end of described cover plate (8) offsets with limiting plate (54).
Drive mechanism in numerical control device the most according to claim 2, it is characterised in that: described cover plate (8) passes through bolt
It is fixed on motor cabinet (5).
Drive mechanism in numerical control device the most according to claim 1, it is characterised in that: outside described gathering sill (521)
Wall is arc shape, and the outside wall surface of described guide rail (111) is also for the arcwall face matched with gathering sill (521).
Drive mechanism in numerical control device the most according to claim 4, it is characterised in that: described gathering sill (521) and leading
Rail (111) is provided with six.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521132251 | 2015-12-30 | ||
| CN2015211322511 | 2015-12-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205852372U true CN205852372U (en) | 2017-01-04 |
Family
ID=57646769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620723105.4U Expired - Fee Related CN205852372U (en) | 2015-12-30 | 2016-07-08 | Drive mechanism in numerical control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205852372U (en) |
-
2016
- 2016-07-08 CN CN201620723105.4U patent/CN205852372U/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: 20170104 Termination date: 20190708 |