CN203641420U - Micro-adjustment mechanism - Google Patents
Micro-adjustment mechanism Download PDFInfo
- Publication number
- CN203641420U CN203641420U CN201320730181.4U CN201320730181U CN203641420U CN 203641420 U CN203641420 U CN 203641420U CN 201320730181 U CN201320730181 U CN 201320730181U CN 203641420 U CN203641420 U CN 203641420U
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- screw
- shaft part
- micro
- slide blocks
- supporting frame
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Abstract
The utility model relates to a micro-adjustment mechanism with a helical adjustment function. The micro-adjustment mechanism comprises a base and an adjustment mechanism, wherein the adjustment mechanism is arranged on the base; the base comprises a bottom plate, two edge supporting frames and a middle supporting frame; the two edge supporting frames and the middle supporting frame are arranged on the bottom plate; the adjustment mechanism comprises two screw rods, a slide rod and two slide blocks; the two screw rods are arranged between the middle supporting frame and the two edge supporting frames; screw threads are arranged on the surfaces of the main shaft bodies of the screw rods; threaded holes matched with the screw threads are formed in the slide blocks; the main shaft bodies of the screw rods penetrate through the threaded holes in the slide blocks to be connected with the slide blocks in a thread-fit manner; the slide blocks can slide left and right on the screw rods; screw grooves are formed in the slide rod; screw holes matched with the screw grooves are formed in the slide blocks; the slide blocks are fixed in the certain positions of the screw grooves of the slide rod through screws. The micro-adjustment mechanism provided by the utility model is simple and symmetric in structure, small in adjustment error, high in adjustment precision and convenient to mount and dismount, and can achieve a small-feed-quantity symmetric adjustment function.
Description
Technical field
The utility model relates to a kind of micro-adjusting mechanism, particularly a kind of micro-adjusting mechanism with adjustable diameter and screw adjusting.
Background technique
Screw micro-adjustment mechanism is a kind of very important mechanical adjusting mechanism, and it is widely used in various mechanical body of rod type components and connects, and fixes with support when body of rod one end, and on the micro-adjustable lever of needs, slidably when piece position, screw micro-adjustment mechanism plays an important role.Now widely used screw micro-adjustment mechanism is mainly made up of adapter bracket, slidably piece and the body of rod.Wherein, body of rod one end is fixedly connected with support, and the other end and slidably piece are threaded connection.By rotatablely moving of body of rod one end, can realize the slidably adjusting of piece position.
The body of rod of the prior art with support for being fixedly connected with, non-dismountable, while causing the body of rod to damage, change inconvenience, and in the time that regulating on the body of rod, slide blocks is difficult to departure, and after regulating and putting in place, slide blocks is easily subject to external force and change of location affects locating effect, and then affecting degree of regulation, practicability is not good enough.
Model utility content
In order to solve the problems of the technologies described above, the utility model provides a kind of symmetry simple in structure, and regulating error is little, and degree of regulation is high, easy installation and removal, and can realize the micro-adjusting mechanism of the symmetrical regulatory function of the little amount of feed.
In order to achieve the above object, the technological scheme that the utility model adopts is, a kind of micro-adjusting mechanism, comprise pedestal and controlling mechanism, described controlling mechanism is arranged on pedestal, described pedestal comprises base plate, two edges supporting frame and intermediate support beam, two edges supporting frame and intermediate support beam are arranged on base plate, described controlling mechanism comprises two screw mandrels, sliding bar and two slide blockss, described two screw mandrels are separately positioned between intermediate support beam and two edges supporting frame, described two screw mandrels are connected with two slide blocks screw-thread fit, this slide blocks can horizontally slip on screw mandrel, described sliding bar is arranged between the supporting frame of two edges, be positioned at screw mandrel below, on this sliding bar, be evenly provided with screw channel, this screw channel internal surface is established threaded strip groove, this slide blocks is provided with the screw mating with this screw channel, slide blocks is fixed by screws on the screw channel of sliding bar, thereby the relative position of fixing slide blocks and sliding bar.
Further, described two screw mandrels are multidiameter shaft screw mandrel, described intermediate support beam is provided with the first draw-in groove, described two screw mandrel one end are provided with the first shaft part matching with this first draw-in groove, described two edges supporting frame is also respectively equipped with the second draw-in groove, and the described two screw mandrel the other ends are provided with the second shaft part matching with this second draw-in groove.
Further, between the first shaft part of described two screw mandrels and the second shaft part, be main shaft, the diameter of this main shaft is greater than the diameter of the first shaft part and the second shaft part.
Further, described two screw mandrel main shaft surfaces are provided with screw thread, offer and the tapped hole of this screw-thread fit on described two slide blockss, and two screw mandrel main shafts, through the tapped hole on two slide blockss, are connected with slide blocks screw-thread fit.
Further, on described the first shaft part, be also arranged with little back-up ring, this little back-up ring and the first shaft part screw are fixed, and little back-up ring is for limiting the position of the first shaft part and intermediate support beam.
Further, on described the second shaft part, be also arranged with large back-up ring, this large back-up ring and the second shaft part screw are fixed, and large back-up ring is for limiting the position of the second shaft part and edge supporting frame.
Further, described edge supporting frame outer surface is provided with dial.
Further, described sliding bar and edge supporting frame are bolted to connection.
Further, the second shaft part port of two screw mandrels is equipped with pointer, and described pointer is fixedly connected with screw mandrel, rotates with screw mandrel.
The utility model is by adopting technique scheme, and compared with prior art, tool has the following advantages:
The utility model adopts symmetrically arranged a pair of screw mandrel, screw mandrel is provided with slide blocks, below this screw mandrel, be provided with sliding bar accordingly, on this sliding bar, screw channel is set, this slide blocks is provided with the screw mating with this screw channel, slide blocks is fixed by screws in a certain position of sliding bar screw channel, thus the relative position of fixing slide blocks and sliding bar.
The utility model adopts described intermediate support beam to be provided with draw-in groove, and two edges supporting frame is also respectively equipped with draw-in groove, and two screw mandrels are connected with intermediate support beam and two edges supporting frame respectively by embedding draw-in groove, are convenient to dismounting and change component.
The utility model is owing to adopting symmetrical screw mandrel and being provided with screw thread on screw mandrel main shaft surface, on slide blocks, offer the tapped hole with this screw-thread fit, screw mandrel main shaft, through the tapped hole on slide blocks, is connected with slide blocks screw-thread fit, and then can realizes the symmetrical regulatory function of the little amount of feed.
Accompanying drawing explanation
Fig. 1 is embodiment's of the present utility model structural representation;
Fig. 2 is embodiment's of the present utility model plan view.
[symbol description]
1-pointer, 2-dial, the large back-up ring of 3-, 4-screw mandrel, 5-intermediate support beam, the little back-up ring of 6-, 7-slide blocks, 8-edge supporting frame, 9-base plate, 10-sliding bar.
Embodiment
Now with embodiment, the utility model is further illustrated by reference to the accompanying drawings.
As a specific embodiment, as depicted in figs. 1 and 2, a kind of micro-adjusting mechanism of the present utility model, comprise pedestal and controlling mechanism, described controlling mechanism is arranged on pedestal, described pedestal comprises base plate 9, two edges supporting frame 8 and intermediate support beam 5, two edges supporting frame 8 and intermediate support beam 5 are arranged on base plate 9, described controlling mechanism comprises two screw mandrels 4, sliding bar 10 and slide blocks 7, described two screw mandrels 4 are separately positioned between intermediate support beam 5 and two edges supporting frame 8, described screw mandrel 4 main shaft surfaces are provided with screw thread, on described slide blocks 7, offer the tapped hole with this screw-thread fit, screw mandrel 4 main shafts are through the tapped hole on slide blocks 7, be connected with slide blocks 7 screw-thread fit, this slide blocks 7 can horizontally slip on screw mandrel 4, described sliding bar 10 is arranged between two edges supporting frame 8, described sliding bar 10 is bolted to connection with two edges supporting frame 8, be positioned at screw mandrel 4 belows, on this sliding bar 10, be evenly provided with screw channel, this screw channel is internal surface and establishes threaded strip groove, this slide blocks 7 is provided with the screw mating with this screw channel, slide blocks 7 is fixed by screws in a certain position of sliding bar 10 screw channels, thereby the relative position of fixing slide blocks 7 and sliding bar 10.
Described screw mandrel 4 is multidiameter shaft screw mandrel 4, described intermediate support beam 5 is provided with the first draw-in groove 51, described two screw mandrel 4 one end are provided with the first shaft part 41 matching with this first draw-in groove 51, described two edges supporting frame 8 is also respectively equipped with the second draw-in groove 81, and described two screw mandrel 4 the other ends are provided with the second shaft part 42 matching with this second draw-in groove 81.Described screw mandrel 4 is multidiameter shaft screw mandrel 4, between this first shaft part 41 and the second shaft part 42, is main shaft 43, and the diameter of this main shaft 43 is greater than the diameter of the first shaft part 41 and the second shaft part 42.On described the first shaft part, be also arranged with little back-up ring 6, this little back-up ring 6 and the first shaft part 41 screws are fixed, and little back-up ring 6 is for limiting the position of the first shaft part 41 and intermediate support beam 5.On described the second shaft part 42, be also arranged with large back-up ring 3, this large back-up ring 3 and the second shaft part 42 screws are fixed, and large back-up ring 3 is for limiting the position of the second shaft part 42 and edge supporting frame 8.Can limit the relative position of screw mandrel on intermediate support beam 5 and edge supporting frame 8 by large back-up ring 3 and little back-up ring 6.
Described edge supporting frame 8 outer surfaces are provided with dial 2.Dial 2 is fixed by screws on edge supporting frame 8.The second shaft part port of screw mandrel 4 is provided with pointer 1, and pointer 1 is fixedly connected with screw mandrel 4, rotates with screw mandrel 4.
Working principle: when use, rotary screw rod 4 gently, the rotation of screw mandrel 4 can be converted into horizontally slipping of slide blocks 7, observe pointer 1 and dial 2 and can accurately control the angle of swing of screw mandrel 4, realize fine setting to slide plate 4 slide displacements, when screw mandrel 4 angle of swing in left and right can keep the symmetry properties of slide blocks 7 when identical; After adjusting completes, tighten the screw on slide blocks 7 and sliding bar 10, fixing slide blocks 7, prevents that other factors from causing the position of sliding bar 10 again to change.
Although specifically show and introduced the utility model in conjunction with preferred embodiment; but those skilled in the art should be understood that; not departing from the spirit and scope of the present utility model that appended claims limits; can make a variety of changes the utility model in the form and details, be protection domain of the present utility model.
Claims (9)
1. a micro-adjusting mechanism, it is characterized in that: comprise pedestal and controlling mechanism, described controlling mechanism is arranged on pedestal, described pedestal comprises base plate, two edges supporting frame and intermediate support beam, two edges supporting frame and intermediate support beam are arranged on base plate, described controlling mechanism comprises two screw mandrels, sliding bar and two slide blockss, described two screw mandrels are separately positioned between intermediate support beam and two edges supporting frame, described two screw mandrels are connected with two slide blocks screw-thread fit, this slide blocks can horizontally slip on screw mandrel, described sliding bar is arranged between the supporting frame of two edges, be positioned at screw mandrel below, on this sliding bar, be evenly provided with screw channel, this screw channel internal surface is established threaded strip groove, this slide blocks is provided with the screw mating with this screw channel, slide blocks is fixed by screws on the screw channel of sliding bar, thereby the relative position of fixing slide blocks and sliding bar.
2. a kind of micro-adjusting mechanism according to claim 1, it is characterized in that: described two screw mandrels are multidiameter shaft screw mandrel, described intermediate support beam is provided with the first draw-in groove, described two screw mandrel one end are provided with the first shaft part matching with this first draw-in groove, described two edges supporting frame is also respectively equipped with the second draw-in groove, and the described two screw mandrel the other ends are provided with the second shaft part matching with this second draw-in groove.
3. a kind of micro-adjusting mechanism according to claim 2, is characterized in that: between the first shaft part of described two screw mandrels and the second shaft part, be main shaft, the diameter of this main shaft is greater than the diameter of the first shaft part and the second shaft part.
4. a kind of micro-adjusting mechanism according to claim 3, it is characterized in that: described two screw mandrel main shaft surfaces are provided with screw thread, on described two slide blockss, offer and the tapped hole of this screw-thread fit, two screw mandrel main shafts, through the tapped hole on two slide blockss, are connected with slide blocks screw-thread fit.
5. a kind of micro-adjusting mechanism according to claim 3, is characterized in that: on described the first shaft part, be also arranged with little back-up ring, this little back-up ring and the first shaft part screw are fixed, and little back-up ring is for limiting the position of the first shaft part and intermediate support beam.
6. a kind of micro-adjusting mechanism according to claim 3, is characterized in that: on described the second shaft part, be also arranged with large back-up ring, this large back-up ring and the second shaft part screw are fixed, and large back-up ring is for limiting the position of the second shaft part and edge supporting frame.
7. a kind of micro-adjusting mechanism according to claim 3, is characterized in that: the second shaft part port of described two screw mandrels is equipped with pointer, and described pointer is fixedly connected with screw mandrel, rotates with screw mandrel.
8. a kind of micro-adjusting mechanism according to claim 1, is characterized in that: described two edges supporting frame outer surface is equipped with dial.
9. a kind of micro-adjusting mechanism according to claim 1, is characterized in that: described sliding bar and two edges supporting frame are bolted to connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320730181.4U CN203641420U (en) | 2013-11-19 | 2013-11-19 | Micro-adjustment mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320730181.4U CN203641420U (en) | 2013-11-19 | 2013-11-19 | Micro-adjustment mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203641420U true CN203641420U (en) | 2014-06-11 |
Family
ID=50872667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320730181.4U Expired - Fee Related CN203641420U (en) | 2013-11-19 | 2013-11-19 | Micro-adjustment mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203641420U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105883546A (en) * | 2016-06-21 | 2016-08-24 | 浙江屹立电梯有限公司 | High-precision elevator roller guide shoe convenient to adjust |
-
2013
- 2013-11-19 CN CN201320730181.4U patent/CN203641420U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105883546A (en) * | 2016-06-21 | 2016-08-24 | 浙江屹立电梯有限公司 | High-precision elevator roller guide shoe convenient to adjust |
| CN105883546B (en) * | 2016-06-21 | 2018-07-27 | 浙江屹立电梯有限公司 | A kind of high-precision elevator roller guide shoe convenient for adjusting |
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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 |
Granted publication date: 20140611 Termination date: 20141119 |
|
| EXPY | Termination of patent right or utility model |