CN208736323U - A kind of angle measuring mechanism - Google Patents
A kind of angle measuring mechanism Download PDFInfo
- Publication number
- CN208736323U CN208736323U CN201821473843.3U CN201821473843U CN208736323U CN 208736323 U CN208736323 U CN 208736323U CN 201821473843 U CN201821473843 U CN 201821473843U CN 208736323 U CN208736323 U CN 208736323U
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- China
- Prior art keywords
- plate
- rotary shaft
- protractor
- movable plate
- angle measuring
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Abstract
The utility model discloses a kind of angle measuring mechanisms, including protractor, the lower center position of the protractor is fixedly installed with placement plate, rotation hole is offered in placement plate, shaft is rotatably equipped in rotation hole, the basal sliding of protractor is equipped with movable plate, chalk hole is offered on movable plate, the bottom of protractor offers swivelling chute, rotary shaft is rotatably equipped in swivelling chute, the outside fixing sleeve of rotary shaft is equipped with gear, movable plate is equipped with rack gear close to the side of rotary shaft, wheel and rack is meshed, positioning plate there are two being fixedly mounted on movable plate, two positioning plate sides close to each other are welded with the same positioning column, the outside sliding sleeve of positioning column is equipped with sliding panel.The utility model structure is simple, economical and practical, by gear and rack gear, facilitates the movement of plate easy to remove, can draw out the circular arc of different length, and by shaft and chalk hole, easy to operate.
Description
Technical field
The utility model relates to technical field of angle detection more particularly to a kind of angle measuring mechanisms.
Background technique
In teaching, instructors all measure angle by protractor, and are drawn by protractor
The circular arc of certain angle, but it is not easy enough when current drafting circular arc, and the length for drawing circular arc can not be adjusted, therefore I
Propose a kind of angle measuring mechanism for solving the above problems.
Summary of the invention
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of angle measurement machine proposed
Structure.
To achieve the goals above, the utility model adopts the technical scheme that
The lower center position of a kind of angle measuring mechanism, including protractor, the protractor is fixedly installed with placement plate,
Rotation hole is offered in placement plate, shaft is rotatably equipped in rotation hole, and the basal sliding of protractor is equipped with movable plate, mobile
Chalk hole is offered on plate, the bottom of protractor offers swivelling chute, be rotatably equipped with rotary shaft in swivelling chute, rotary shaft it is outer
Side fixing sleeve is equipped with gear, and movable plate is equipped with rack gear close to the side of rotary shaft, and wheel and rack is meshed, solid on movable plate
There are two positioning plates for Dingan County's dress, and two positioning plate sides close to each other are welded with the same positioning column, the outer sideslip of positioning column
Dynamic to be arranged with sliding panel, the bottom of sliding panel is welded with the spring being sheathed on the outside of positioning column, and the bottom end of spring, which is welded in, to be located at
The top of lower section positioning plate, sliding panel are welded with fixed plate far from the side of rotary shaft, and the bottom of protractor offers multiple solid
Determine slot, fixed plate is mutually clamped with a fixing groove in multiple fixing grooves.
Preferably, the quantity of the fixing groove is ten six to two ten, and ten six to two ten fixing grooves are equidistantly spaced
Setting.
Preferably, sealing ring, and the interior sideslip of fixed plate and corresponding sealing ring are installed on the side wall of the fixing groove
Dynamic connection.
Preferably, the outside that the rotary shaft is located inside swivelling chute is equipped with the first sliding block, sets on the inner wall of swivelling chute
There is first annular sliding rail, and the first sliding block is slidably connected with first annular sliding rail.
Preferably, the outside that the shaft is located inside rotation hole is equipped with the second sliding block, and the inner wall of rotation hole is equipped with
Second endless glide, and the second sliding block is slidably connected with the second endless glide.
Preferably, the bottom end of the rotary shaft is welded with handle, and the outside of handle is equipped with antiskid thread.
Compared with prior art, the utility model has the beneficial effects that
By protractor, placement plate, shaft, movable plate, chalk hole, swivelling chute, rotary shaft, gear, rack gear, positioning plate,
Positioning column, sliding panel, spring, fixed plate and fixing groove match, swing handle, and handle drives rotary shaft to be rotated, and rotate
Gear on axis is meshed with the rack gear on movable plate, and movable plate is driven to be moved, adjusting movable plate to suitable length,
Shaft is pinned, chalk is inserted into chalk hole, rotates protractor, the circular arc of different length, and the mistake drawn can be drawn out
Journey is fairly simple.
The utility model structure is simple, economical and practical, by gear and rack gear, facilitates the movement of plate easy to remove, can be with
The circular arc of different length is drawn out, and by shaft and chalk hole, it is easy to operate.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of angle measuring mechanism structural schematic diagram；
Fig. 2 be the utility model proposes a kind of angle measuring mechanism part A structural schematic diagram.
In figure: 1 protractor, 2 placement plates, 3 rotation holes, 4 shafts, 5 movable plates, 6 chalk holes, 7 swivelling chutes, 8 rotary shafts, 9
Gear, 10 rack gears, 11 positioning plates, 12 positioning columns, 13 sliding panels, 14 springs, 15 fixed plates, 16 fixing grooves.
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.
Referring to Fig.1-2, the lower center position of a kind of angle measuring mechanism, including protractor 1, protractor 1 is fixedly mounted
There is placement plate 2, rotation hole 3 is offered in placement plate 2, shaft 4, the basal sliding peace of protractor 1 are rotatably equipped in rotation hole 3
Equipped with movable plate 5, chalk hole 6 is offered on movable plate 5, the bottom of protractor 1 offers swivelling chute 7, rotation peace in swivelling chute 7
Equipped with rotary shaft 8, the outside fixing sleeve of rotary shaft 8 is equipped with gear 9, and movable plate 5 is equipped with rack gear close to the side of rotary shaft 8
10, gear 9 is meshed with rack gear 10, is fixedly mounted on movable plate 5 there are two positioning plate 11, two positioning plates 11 are close to each other
Side is welded with the same positioning column 12, and the outside sliding sleeve of positioning column 12 is equipped with sliding panel 13, and the bottom of sliding panel 13 is welded
There is the spring 14 for being sheathed on 12 outside of positioning column, the bottom end of spring 14 is welded in the top for being located below positioning plate 11, sliding panel
13 sides far from rotary shaft 8 are welded with fixed plate 15, and the bottom of protractor 1 offers multiple fixing grooves 16, fixed plate 15 with
16 phase of fixing groove in multiple fixing grooves 16 clamps, by protractor 1, placement plate 2, shaft 4, movable plate 5, chalk hole 6,
Swivelling chute 7, rotary shaft 8, gear 9, rack gear 10, positioning plate 11, positioning column 12, sliding panel 13, spring 14, fixed plate 15 and fixation
Slot 16 matches, swing handle, and handle drives rotary shaft 8 to be rotated, the gear 9 in rotary shaft 8 and the rack gear on movable plate 5
10 are meshed, and movable plate 5 is driven to be moved, and adjust movable plate 5 to suitable length, pin shaft 4, chalk is inserted into powder
In hole 6, protractor 1 is rotated, the circular arc of different length can be drawn out, and the process drawn is fairly simple, this is practical new
Type structure is simple, economical and practical, by gear 9 and rack gear 10, facilitates the movement of plate 5 easy to remove, can draw out different length
The circular arc of degree, and by shaft 4 and chalk hole 6, it is easy to operate.
In the utility model, the quantity of fixing groove 16 is ten six to two ten, and between ten six to two ten fixing grooves 16 etc.
It is arranged away from interval, sealing ring is installed, and the interior Slideslip of fixed plate 15 and corresponding sealing ring connects on the side wall of fixing groove 16
It connects, the outside that rotary shaft 8 is located inside swivelling chute 7 is equipped with the first sliding block, and the inner wall of swivelling chute 7 is equipped with first annular cunning
Rail, and the first sliding block is slidably connected with first annular sliding rail, the outside that shaft 4 is located inside rotation hole 3 is equipped with the second sliding block,
The inner wall of rotation hole 3 is equipped with the second endless glide, and the second sliding block is slidably connected with the second endless glide, the bottom of rotary shaft 8
End is welded with handle, and the outside of handle is equipped with antiskid thread, passes through protractor 1, placement plate 2, shaft 4, movable plate 5, chalk
Hole 6, swivelling chute 7, rotary shaft 8, gear 9, rack gear 10, positioning plate 11, positioning column 12, sliding panel 13, spring 14,15 and of fixed plate
Fixing groove 16 matches, swing handle, and handle drives rotary shaft 8 to be rotated, on the gear 9 in rotary shaft 8 and movable plate 5
Rack gear 10 is meshed, and movable plate 5 is driven to be moved, and adjusts movable plate 5 to suitable length, pins shaft 4, chalk is inserted
Enter in chalk hole 6, rotate protractor 1, the circular arc of different length can be drawn out, and the process drawn is fairly simple, this reality
It is simple with new structure, it is economical and practical, by gear 9 and rack gear 10, facilitates the movement of plate 5 easy to remove, can draw out not
It is easy to operate with the circular arc of length, and by shaft 4 and chalk hole 6.
Working principle: in use, swing handle, handle drives rotary shaft 8 to be rotated, the gear 9 in rotary shaft 8 and shifting
Rack gear 10 on movable plate 5 is meshed, and movable plate 5 is driven to be moved, so that movable plate 5 is slided on protractor 1, adjusts
Movable plate 5 pins shaft 4, chalk is inserted into chalk hole 6, rotate protractor 1, can draw out not to suitable length
With the circular arc of length, and the process drawn is fairly simple.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of angle measuring mechanism, including protractor (1), which is characterized in that the lower center position of the protractor (1) is solid
Dingan County is equipped with placement plate (2), offers rotation hole (3) in placement plate (2), is rotatably equipped with shaft (4) in rotation hole (3), measures
The basal sliding of angle device (1) is equipped with movable plate (5), is offered on movable plate (5) chalk hole (6), and the bottom of protractor (1) is opened
It equipped with swivelling chute (7), is rotatably equipped with rotary shaft (8) in swivelling chute (7), the outside fixing sleeve of rotary shaft (8) is equipped with gear
(9), movable plate (5) is equipped with rack gear (10) close to the side of rotary shaft (8), and gear (9) is meshed with rack gear (10), movable plate
(5) there are two being fixedly mounted on positioning plate (11), two positioning plate (11) sides close to each other are welded with the same positioning column
(12), the outside sliding sleeve of positioning column (12) is equipped with sliding panel (13), and the bottom of sliding panel (13), which is welded with, is sheathed on positioning column
(12) spring (14) on the outside of, the bottom end of spring (14) are welded in the top for being located below positioning plate (11), and sliding panel (13) is remote
Side from rotary shaft (8) is welded with fixed plate (15), and the bottom of protractor (1) offers multiple fixing grooves (16), fixed plate
(15) it is mutually clamped with a fixing groove (16) in multiple fixing grooves (16).
2. a kind of angle measuring mechanism according to claim 1, which is characterized in that the quantity of the fixing groove (16) is ten
Six to two ten, and the equidistantly interval setting of ten six to two ten fixing grooves (16).
3. a kind of angle measuring mechanism according to claim 1, which is characterized in that pacify on the side wall of the fixing groove (16)
It is slidably connected equipped with sealing ring, and on the inside of fixed plate (15) and corresponding sealing ring.
4. a kind of angle measuring mechanism according to claim 1, which is characterized in that the rotary shaft (8) is located at swivelling chute
(7) internal outside is equipped with the first sliding block, and the inner wall of swivelling chute (7) is equipped with first annular sliding rail, and the first sliding block and the
One endless glide is slidably connected.
5. a kind of angle measuring mechanism according to claim 1, which is characterized in that the shaft (4) is located at rotation hole (3)
Internal outside is equipped with the second sliding block, and the inner wall of rotation hole (3) is equipped with the second endless glide, and the second sliding block and the second ring
Shape sliding rail is slidably connected.
6. a kind of angle measuring mechanism according to claim 1, which is characterized in that weld the bottom end of the rotary shaft (8)
There is handle, and the outside of handle is equipped with antiskid thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821473843.3U CN208736323U (en) | 2018-09-10 | 2018-09-10 | A kind of angle measuring mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821473843.3U CN208736323U (en) | 2018-09-10 | 2018-09-10 | A kind of angle measuring mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208736323U true CN208736323U (en) | 2019-04-12 |
Family
ID=66033195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821473843.3U Active CN208736323U (en) | 2018-09-10 | 2018-09-10 | A kind of angle measuring mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208736323U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982668A (en) * | 2020-08-27 | 2020-11-24 | 温州际高检测仪器有限公司 | Superfine metal composite fiber test fixture |
-
2018
- 2018-09-10 CN CN201821473843.3U patent/CN208736323U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982668A (en) * | 2020-08-27 | 2020-11-24 | 温州际高检测仪器有限公司 | Superfine metal composite fiber test fixture |
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