CN208348416U - A kind of screw-drive mechanism - Google Patents
A kind of screw-drive mechanism Download PDFInfo
- Publication number
- CN208348416U CN208348416U CN201721530037.0U CN201721530037U CN208348416U CN 208348416 U CN208348416 U CN 208348416U CN 201721530037 U CN201721530037 U CN 201721530037U CN 208348416 U CN208348416 U CN 208348416U
- Authority
- CN
- China
- Prior art keywords
- mobile station
- support plate
- screw
- reduction gearbox
- driving motor
- 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 a kind of screw-drive mechanisms, including bottom plate, driving motor, reduction gearbox, speed reducing box base, left support plate, guide rod, mobile station, screw rod, all pumpings of rolling, right support plate, ball and ball to return to groove；The driving motor is fixedly mounted on the upper surface of bottom plate close to right end middle position by electric machine support；The shaft of driving motor is connected by shaft coupling with the input shaft of reduction gearbox, and reduction gearbox is fixedly mounted on speed reducing box base, and speed reducing box base welds the upper surface for being mounted on bottom plate；The right side for being mounted on bottom plate is arranged in left support plate；The utility model drives screw rod rotation by driving motor, keep the ball inside mobile station mobile to keep mobile station mobile, efficiency is relatively high, and clamping is placed on the object among intermediate plate to mobile station upper clip automatically under the action of the spring, prevents the object in mobile engineering from falling.
Description
Technical field
The utility model relates to a kind of drive mechanism, specifically a kind of screw-drive mechanism.
Background technique
Worm drive are that the machine driving for realizing rotary motion and linear motion conversion is screwed by spiral and screw thread facing；Spiral shell
Rotation transmission can be divided by its effect in machinery: 1) power transmission worm drive；Based on transmission force, it can be rotated with lesser torque
It generates and is axially moved and big axial force, such as fly press and screw jack etc.；It generally works at the low rotational speed, every time
Working time is short or discontinuous operation；2) worm drive are conducted；Based on passing movement, it is commonly used for realizing cutter and work in lathe
The straight-line feed of platform；Usual operating rate is higher, in a long time continuous work, it is desirable that transmission accuracy with higher；3)
Adjust worm drive；For adjust or retaining element (or component) between relative position, as V belt translation adjustment center away from
Tight spiral, generally infrequently rotates.
The mobile work platform in present market generally uses sliding rail to be driven, and mobile inaccurate and efficiency is relatively low, and mobile
Fixture on platform, which generally requires, to be manually adjusted.
Utility model content
The purpose of this utility model is to provide a kind of screw-drive mechanisms, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions:
A kind of screw-drive mechanism, including bottom plate, driving motor, reduction gearbox, speed reducing box base, left support plate, guide rod,
Mobile station, screw rod roll all pumpings, right support plate, ball and ball return groove；The driving motor passes through electric machine support
The upper surface of bottom plate is fixedly mounted on close to right end middle position；The shaft of driving motor passes through the input of shaft coupling and reduction gearbox
Axis is connected, and reduction gearbox is fixedly mounted on speed reducing box base, and speed reducing box base welds the upper surface for being mounted on bottom plate；Left support plate
The right side for being mounted on bottom plate is set, offers through-hole in left support plate middle position, is inlayed in through-hole and roller bearing is installed, roller bearing
Inside is equipped with screw rod, and the left end of screw rod is connected by shaft coupling with the output shaft of reduction gearbox, and the right end of screw rod is taken out by rolling week
It is fixedly mounted on the left side of right support plate；Right support plate welds the upper surface for being mounted on bottom plate；Mobile station is sleeved on screw rod,
And sliding eye is symmetrically offered in the two sides of mobile station, guide rod, the left and right ends difference of guide rod are plugged with inside sliding eye
It is fixed on the inside of left support plate and support plate；It is equipped with ball among the mobile station and screw rod, and is opened in the inside of mobile station
Groove is returned equipped with ball.
As a further solution of the present invention: the upper surface middle position grafting of the mobile station is equipped with centrepin
Axis, the two sides of central pin shaft are equipped with intermediate plate, and the rear side of intermediate plate is equipped with telescopic rod, and the other side of telescopic rod has been fixedly mounted on movement
The medial surface of the outer wall of platform；And spring is housed in the outer sheath of telescopic rod.
The lateral surface of the screw rod and guide rod is coated with lubricating grease as a further solution of the present invention,.
The driving motor and reduction gearbox pass through conducting wire and external power supply as a further solution of the present invention,
It is connected, and is in series with switch and relay on respective link circuit.
The voltage of the external power supply is 220V as a further solution of the present invention,.
Compared with prior art, the utility model has the beneficial effects that the utility model drives screw rod by driving motor
Rotation keeps the ball inside mobile station mobile to keep mobile station mobile, and efficiency is relatively high, and mobile station upper clip is in spring
Under the action of automatically clamping be placed on object among intermediate plate, prevent the object in mobile engineering from falling.
Detailed description of the invention
Fig. 1 is a kind of overlooking structure diagram of screw-drive mechanism.
Fig. 2 is the schematic view of the front view in a kind of screw-drive mechanism.
Fig. 3 is the cross-sectional structural schematic diagram of part A in screw-drive mechanism a kind of.
In figure: bottom plate 1, driving motor 2, reduction gearbox 3, speed reducing box base 4, left support plate 5, guide rod 6, mobile station 7, in
Heart pin shaft 701, spring 702, telescopic rod 703, intermediate plate 704, screw rod 8, rolling week take out 9, right support plate 10, ball 11, ball and return
Return groove 12.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~3, in the utility model embodiment, a kind of screw-drive mechanism, including bottom plate 1, driving motor 2,
Reduction gearbox 3, left support plate 5, guide rod 6, mobile station 7, screw rod 8, rolls and takes out 9, right support plate 10, ball in week speed reducing box base 4
11 and ball return groove 12；The driving motor 2 is fixedly mounted on the upper surface of bottom plate 1 close to right by electric machine support
Hold middle position；The shaft of driving motor 2 is connected by shaft coupling with the input shaft of reduction gearbox 3, and reduction gearbox 3, which is fixedly mounted on, to be subtracted
On fast bottom seat 4, speed reducing box base 4 welds the upper surface for being mounted on bottom plate 1；Left support plate 5, which is arranged in, is mounted on bottom plate 1
Right side offers through-hole in 5 middle position of left support plate, inlays in through-hole and be equipped with roller bearing, and screw rod 8, silk are equipped with inside roller bearing
The left end of bar 8 is connected by shaft coupling with the output shaft of reduction gearbox 3, and the right end of screw rod 8 is fixedly mounted on the right side by rolling week pumping 9
The left side of support plate 10；Right support plate 10 welds the upper surface for being mounted on bottom plate 1；Mobile station 7 is sleeved on screw rod 8, and
The two sides of mobile station 7 symmetrically offer sliding eye, and guide rod 6 is plugged with inside sliding eye, and the left and right ends of guide rod 6 are solid respectively
It is scheduled on the inside of left support plate 5 and support plate 10；It is equipped with ball 11 among the mobile station 7 and screw rod 8, and in mobile station 7
Inside offers ball and returns to groove 12.
The upper surface middle position grafting of the mobile station 7 is equipped with central pin shaft 701, and the two sides of central pin shaft 701 are set
There is intermediate plate 704, the rear side of intermediate plate 704 is equipped with telescopic rod 703, and the other side of telescopic rod 703 is fixedly mounted on mobile station 7
The medial surface of outer wall；And spring 702 is housed in the outer sheath of telescopic rod 703.
The lateral surface of the screw rod 8 and guide rod 6 is coated with lubricating grease.
The driving motor 2 and reduction gearbox 3 are connected by conducting wire with external power supply, and are connected on respective link circuit
There are switch and relay.
The voltage of the external power supply is 220V.
The working principle of the utility model is: the utility model drives screw rod to rotate by driving motor, make in mobile station
The ball in portion is mobile to keep mobile station mobile, and efficiency is relatively high, and mobile station upper clip presss from both sides automatically under the action of the spring
The object being placed among intermediate plate is held, prevents the object in mobile engineering from falling.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of screw-drive mechanism, which is characterized in that including bottom plate (1), driving motor (2), reduction gearbox (3), reduction gearbox bottom
Seat (4), guide rod (6), mobile station (7), screw rod (8), rolls and takes out (9), right support plate (10), ball in week left support plate (5)
(11) and ball returns to groove (12)；The driving motor (2) is fixedly mounted on the upper table of bottom plate (1) by electric machine support
Face is close to right end middle position；The shaft of driving motor (2) is connected by shaft coupling with the input shaft of reduction gearbox (3), reduction gearbox
(3) it is fixedly mounted on speed reducing box base (4), speed reducing box base (4) welds the upper surface for being mounted on bottom plate (1)；
Left support plate (5) is arranged on the right side for being mounted on bottom plate (1), offers through-hole, through-hole in left support plate (5) middle position
It inside inlays and roller bearing is installed, be equipped with screw rod (8) inside roller bearing, the left end of screw rod (8) passes through the output of shaft coupling and reduction gearbox (3)
Axis is connected, and the right end of screw rod (8) takes out the left side that (9) are fixedly mounted on right support plate (10) by rolling week；Right support plate
(10) welding is mounted on the upper surface of bottom plate (1)；
Mobile station (7) is sleeved on screw rod (8), and symmetrically offers sliding eye in the two sides of mobile station (7), is inserted inside sliding eye
It is connected to guide rod (6), the left and right ends of guide rod (6) are separately fixed at the inside of left support plate (5) and support plate (10)；It is described
Ball (11) are equipped among mobile station (7) and screw rod (8), and offers ball in the inside of mobile station (7) and returns to groove (12).
2. a kind of screw-drive mechanism according to claim 1, which is characterized in that in the upper surface of the mobile station (7)
Between position grafting be equipped with central pin shaft (701), the two sides of central pin shaft (701) are equipped with intermediate plate (704), after intermediate plate (704)
Side is equipped with telescopic rod (703), and the other side of telescopic rod (703) is fixedly mounted on the medial surface of the outer wall of mobile station (7)；And
The outer sheath of telescopic rod (703) is equipped with spring (702).
3. a kind of screw-drive mechanism according to claim 1, which is characterized in that the screw rod (8) and guide rod (6)
Lateral surface is coated with lubricating grease.
4. a kind of screw-drive mechanism according to claim 1, which is characterized in that the driving motor (2) and reduction gearbox
(3) it is connected by conducting wire with external power supply, and is in series with switch and relay on respective link circuit.
5. a kind of screw-drive mechanism according to claim 4, which is characterized in that the voltage of the external power supply is
220V。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721530037.0U CN208348416U (en) | 2017-11-14 | 2017-11-14 | A kind of screw-drive mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721530037.0U CN208348416U (en) | 2017-11-14 | 2017-11-14 | A kind of screw-drive mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208348416U true CN208348416U (en) | 2019-01-08 |
Family
ID=64873563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721530037.0U Expired - Fee Related CN208348416U (en) | 2017-11-14 | 2017-11-14 | A kind of screw-drive mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208348416U (en) |
-
2017
- 2017-11-14 CN CN201721530037.0U patent/CN208348416U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190108 Termination date: 20191114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |