CN205827245U - A kind of rotary position-limit mechanism - Google Patents
A kind of rotary position-limit mechanism Download PDFInfo
- Publication number
- CN205827245U CN205827245U CN201620329033.5U CN201620329033U CN205827245U CN 205827245 U CN205827245 U CN 205827245U CN 201620329033 U CN201620329033 U CN 201620329033U CN 205827245 U CN205827245 U CN 205827245U
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- CN
- China
- Prior art keywords
- travel switch
- gag lever
- lever post
- limit mechanism
- rotary position
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- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
This utility model embodiment discloses a kind of rotary position-limit mechanism, described rotary position-limit mechanism is driven spacing ring by rotary shaft, gag lever post is rise and fall linear motions along spacing ring helix, the length of helix can set according to the angle of the demand of rotation, considerably increases the motility of spacing angle；And can hard spacing before increase travel switch spacing; travel switch baffle plate is with gag lever post rise and fall; according to according to setting spacing angular travel inductive switching travel switch sensing chip before gag lever post bumps against gag lever post; the effect that travel switch effect is spacing to reach travel switch, is effectively protected machinery rotational structure.
Description
Technical field
This utility model embodiment relates to the technical field of rotary stopper, refers more particularly to a kind of rotary position-limit mechanism.
Background technology
Existing rotary position-limit mechanism is made up of parts such as rotary shaft, axle sleeve and limited blocks, is widely used in axle class and rotates
Position-limit mechanism.The stopping means of existing mechanism is utilized on rotating disk fixing a block, and axle sleeve is fixed a fixed block, rotating disk
Being fixed in rotating shaft by screw, rotating disk rotates with rotating shaft, and block rotates along with rotating disk, when block goes to block position, to realize limit
The purpose of position.Stop because block rotates when bumping against block, so affect the anglec of rotation, restricted to the anglec of rotation, limit the anglec of rotation
Degree is below 360 °.
Utility model content
The purpose of this utility model embodiment is to propose a kind of rotary position-limit mechanism, it is intended to it is the most spacing how solution realizes
The problem of angle.
For reaching this purpose, this utility model embodiment by the following technical solutions:
A kind of rotary position-limit mechanism, it is characterised in that described rotary position-limit mechanism includes limited block 1, spacing ring 2, axle sleeve
3, gag lever post the 4, first screw 5, rotating shaft 6, default spacing angular travel switch 7 and travel switch sensing chip 8；
Described rotating shaft 6 drives described spacing ring 2 to rotate；
Described gag lever post 4 rotates along with described spacing ring 2 and moves along helix；
Described gag lever post 4 with described limited block 1 before contacting, described travel switch sensing chip 8 is along with described spacing ring 2
Rotate, before described limited block 1, preset spacing angular travel switch 7 sensing described stroke according to described at described gag lever post 4
Inductive switching sheet 8, reaches to close described rotary position-limit mechanism during the limit journey in preset range.
Preferably, the length of described helix is arranged according to the anglec of rotation, and the number of turns of described helix determines rotary shaft
The anglec of rotation.
Preferably, described travel switch sensing chip 8 carries out rise and fall linear motion along with described spacing ring 2.
Preferably, described rotary position-limit mechanism also includes: travel switch mounting plate 9, guide rail 10, travel switch limit assembly
Installing plate 11；
Described gag lever post 4 is fixed on described guide rail 10 by the second screw；
Described travel switch sensing chip 8 is fixed on described gag lever post 4 by described second screw；
Described spacing angular travel switch 7 of presetting is fixed on described travel switch mounting plate 9 by the 3rd screw；
Described guide rail 10 is fixed on described travel switch limit assembly installing plate 11 by described second screw.
Preferably, described gag lever post 4 carries out ramping decline along described guide rail 10 and slides.
Preferably, described second screw is the screw of M3*8.
Preferably, described 3rd rotary screw is the screw of M3*14.
This utility model embodiment provides a kind of rotary position-limit mechanism, and described rotary position-limit mechanism includes limited block 1, spacing
Ring 2, axle sleeve 3, gag lever post the 4, first screw 5, rotating shaft 6, default spacing angular travel switch 7 and travel switch sensing chip 8；Described
Rotating shaft 6 drives described spacing ring 2 to rotate；Described gag lever post 4 rotates along with described spacing ring 2 and moves along helix；Described
Gag lever post 4 is with described limited block 1 before contacting, and described travel switch sensing chip 8 rotates along with described spacing ring 2, in described limit
Position bar 4 presets the spacing angular travel switch 7 described travel switch sensing chip 8 of sensing according to described before described limited block 1, reaches
Closing described rotary position-limit mechanism during limit journey in preset range, rotary shaft drive spacing ring, gag lever post is along spacing ring spiral shell
Spin line is rise and fall linear motions, and the length of helix can set according to the angle of the demand of rotation, considerably increase limit
The motility of parallactic angle degree；And can hard spacing before increase travel switch spacing, travel switch baffle plate with gag lever post rise under
Fall, according to according to setting spacing angular travel inductive switching travel switch sensing chip, travel switch before gag lever post bumps against gag lever post
Act on the effect spacing to reach travel switch, machinery rotational structure is effectively protected.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of rotary position-limit mechanism that this utility model embodiment provides；
Fig. 2 is the profile of a kind of rotary position-limit mechanism that this utility model embodiment provides；
Fig. 3 is the structural representation of the another kind of rotary position-limit mechanism that this utility model embodiment provides.
Detailed description of the invention
With embodiment, this utility model embodiment is described in further detail below in conjunction with the accompanying drawings.May be appreciated
It is that specific embodiment described herein is used only for explaining this utility model embodiment, rather than to this utility model embodiment
Restriction.It also should be noted that, for the ease of describing, accompanying drawing illustrate only relevant to this utility model embodiment
Part rather than entire infrastructure.
It is the structural representation of a kind of rotary position-limit mechanism that this utility model embodiment provides with reference to Fig. 1, Fig. 1.Fig. 2 is
The profile of a kind of rotary position-limit mechanism that this utility model embodiment provides.
In FIG, described rotary position-limit mechanism include limited block 1, spacing ring 2, axle sleeve 3, gag lever post the 4, first screw 5,
Rotating shaft 6, default spacing angular travel switch 7 and travel switch sensing chip 8；
Described rotating shaft 6 drives described spacing ring 2 to rotate；
Described gag lever post 4 rotates along with described spacing ring 2 and moves along helix；
Described gag lever post 4 with described limited block 1 before contacting, described travel switch sensing chip 8 is along with described spacing ring 2
Rotate, before described limited block 1, preset spacing angular travel switch 7 sensing described stroke according to described at described gag lever post 4
Inductive switching sheet 8, reaches to close described rotary position-limit mechanism during the limit journey in preset range.
Preferably, the length of described helix is arranged according to the anglec of rotation, and the number of turns of described helix determines rotary shaft
The anglec of rotation.
Preferably, described travel switch sensing chip 8 carries out rise and fall linear motion along with described spacing ring 2.
This utility model embodiment provides a kind of rotary position-limit mechanism, and described rotary position-limit mechanism includes limited block 1, spacing
Ring 2, axle sleeve 3, gag lever post the 4, first screw 5, rotating shaft 6, default spacing angular travel switch 7 and travel switch sensing chip 8；Described
Rotating shaft 6 drives described spacing ring 2 to rotate；Described gag lever post 4 rotates along with described spacing ring 2 and moves along helix；Described
Gag lever post 4 is with described limited block 1 before contacting, and described travel switch sensing chip 8 rotates along with described spacing ring 2, in described limit
Position bar 4 presets the spacing angular travel switch 7 described travel switch sensing chip 8 of sensing according to described before described limited block 1, reaches
Closing described rotary position-limit mechanism during limit journey in preset range, rotary shaft drive spacing ring, gag lever post is along spacing ring spiral shell
Spin line is rise and fall linear motions, and the length of helix can set according to the angle of the demand of rotation, considerably increase limit
The motility of parallactic angle degree；And can hard spacing before increase travel switch spacing, travel switch baffle plate with gag lever post rise under
Fall, according to according to setting spacing angular travel inductive switching travel switch sensing chip, travel switch before gag lever post bumps against gag lever post
Act on the effect spacing to reach travel switch, machinery rotational structure is effectively protected.
It is the structural representation of the another kind of rotary position-limit mechanism that this utility model embodiment provides with reference to Fig. 3, Fig. 3.
In figure 3, described travel switch sensing chip 8 carries out rise and fall linear motion along with described spacing ring 2.
Preferably, described rotary position-limit mechanism also includes: travel switch mounting plate 9, guide rail 10, travel switch limit assembly
Installing plate 11；
Described gag lever post 4 is fixed on described guide rail 10 by the second screw；
Described travel switch sensing chip 8 is fixed on described gag lever post 4 by described second screw；
Described spacing angular travel switch 7 of presetting is fixed on described travel switch mounting plate 9 by the 3rd screw；
Described guide rail 10 is fixed on described travel switch limit assembly installing plate 11 by described second screw.
Preferably, described gag lever post 4 carries out ramping decline along described guide rail 10 and slides.
Preferably, described second screw is the screw of M3*8.
Preferably, described 3rd rotary screw is the screw of M3*14.
The know-why of this utility model embodiment is described above in association with specific embodiment.These describe and are intended merely to solve
Release the principle of this utility model embodiment, and the limit to this utility model embodiment protection domain can not be construed to by any way
System.Based on explanation herein, those skilled in the art need not pay performing creative labour can associate this utility model
Other detailed description of the invention of embodiment, within these modes fall within the protection domain of this utility model embodiment.
Claims (7)
1. a rotary position-limit mechanism, it is characterised in that described rotary position-limit mechanism includes limited block (1), spacing ring (2), axle
Set (3), gag lever post (4), the first screw (5), rotating shaft (6), default spacing angular travel switch (7) and travel switch sensing chip
(8)；
Described rotating shaft (6) drives described spacing ring (2) to rotate；
Described gag lever post (4) is along with described spacing ring (2) rotates and moves along helix；
Described gag lever post (4) with described limited block (1) before contacting, described travel switch sensing chip (8) is along with described spacing
Ring (2) rotates, and presets spacing angular travel switch (7) sense close to described limited block (1) is front according to described at described gag lever post (4)
Answer described travel switch sensing chip (8), reach to close described rotary position-limit mechanism during the limit journey in preset range.
Rotary position-limit mechanism the most according to claim 1, it is characterised in that the length of described helix is according to the anglec of rotation
Arranging, the number of turns of described helix determines the anglec of rotation of rotary shaft.
Rotary position-limit mechanism the most according to claim 1, it is characterised in that described travel switch sensing chip (8) is along with institute
State spacing ring (2) and carry out rise and fall linear motion.
4. according to the rotary position-limit mechanism described in claims 1 to 3 any one, it is characterised in that described rotary position-limit mechanism
Also include: travel switch mounting plate (9), guide rail (10), travel switch limit assembly installing plate (11)；
Described gag lever post (4) is fixed on described guide rail (10) by the second screw；
Described travel switch sensing chip (8) is fixed on described gag lever post (4) by described second screw；
Described spacing angular travel switch (7) of presetting is fixed on described travel switch mounting plate (9) by the 3rd screw；
Described guide rail (10) is fixed on described travel switch limit assembly installing plate (11) by described second screw.
Rotary position-limit mechanism the most according to claim 4, it is characterised in that described gag lever post (4) is along described guide rail
(10) carry out ramping decline to slide.
Rotary position-limit mechanism the most according to claim 4, it is characterised in that described second screw is the screw of M3*8.
Rotary position-limit mechanism the most according to claim 4, it is characterised in that the 3rd rotary screw is the screw of M3*14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620329033.5U CN205827245U (en) | 2016-04-18 | 2016-04-18 | A kind of rotary position-limit mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620329033.5U CN205827245U (en) | 2016-04-18 | 2016-04-18 | A kind of rotary position-limit mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205827245U true CN205827245U (en) | 2016-12-21 |
Family
ID=58147727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620329033.5U Active CN205827245U (en) | 2016-04-18 | 2016-04-18 | A kind of rotary position-limit mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205827245U (en) |
-
2016
- 2016-04-18 CN CN201620329033.5U patent/CN205827245U/en active Active
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |