CN206056416U - Triangle incenter caliberating device - Google Patents
Triangle incenter caliberating device Download PDFInfo
- Publication number
- CN206056416U CN206056416U CN201620928313.8U CN201620928313U CN206056416U CN 206056416 U CN206056416 U CN 206056416U CN 201620928313 U CN201620928313 U CN 201620928313U CN 206056416 U CN206056416 U CN 206056416U
- Authority
- CN
- China
- Prior art keywords
- shaped screens
- connecting rod
- shaped
- chi
- caliberating device
- 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.)
- Active
Links
Abstract
The utility model discloses triangle incenter caliberating device, which includes：T-shaped screens chi and two connecting rods, extend along direction and arrange T-shaped screens groove on T-shaped screens chi, the vertical section of the T-shaped screens groove is located at the center of horizontal segment；Two connection pole lengths are identical, and one end of two connecting rods is coaxially rotatably connected, and is coordinated with T-shaped screens groove by three ends, positions T-shaped screens chi.The covering device is designed using symmetrical structure, is capable of the interior angle angular bisector of Accurate Calibration triangle, so as to the precise positioning center of circle；Furthermore this device also have low production cost, stated accuracy it is high, it is easy to use the features such as.
Description
Technical field
This utility model belongs to field of mechanical technique, and in particular to for demarcating the backman of triangle incenter
Tool.
Background technology
If necessary to intercept inscribed circle on one block of triangle sheet material, this is accomplished by precisely determining on the triangle sheet material
The radius length of the home position and inscribed circle of its inscribed circle.
Existing means are typically all, by each side size that triangle sheet material is manually measured by survey tool, to be counted
Calculate and determine home position data, inscribe is determined according to the home position data recycle survey tool measurement on triangle sheet material
Round home position.
Whole process is very loaded down with trivial details, and required time is very grown and due to multiple measurement, it is impossible to ensure final determination
The accuracy of the home position of inscribed circle.
Utility model content
For above-mentioned prior art the problems of in terms of triangle incenter position is demarcated, this utility model
Purpose be provide it is a kind of it is efficient, it is high-precision demarcate triangle incenter device.
In order to achieve the above object, this utility model is adopted the following technical scheme that：
Triangle incenter caliberating device, the caliberating device include：
T-shaped screens chi, extend along on the T-shaped screens chi direction arrange T-shaped screens groove, the T-shaped screens groove it is vertical
Section is located at the center of horizontal segment；
Two connecting rods, the two connections pole length are identical, and one end of two connecting rods is coaxially rotatably connected, and passes through three
End is coordinated with T-shaped screens groove, positions T-shaped screens chi.
Preferably, also include the T-shaped screens groove on marker pen, the marker pen and T-shaped screens chi in the caliberating device
Coordinate, slide along T-shaped screens groove, to form marking line.
Preferably, the T-shaped screens chi is T-shaped platy structure, is vertically machined with a T in the upper and lower surface of platy structure
Shape through hole, as T-shaped screens groove.
Preferably, one end of two connecting rod is coaxially rotatably connected by connecting bearing pin, and can assign into T-shaped screens
In vertical section in groove；The other end of two connecting rods can assign into the horizontal segment in T-shaped screens groove by connecting bearing pin respectively.
Preferably, two connecting rod includes a convex connecting rod and a spill connecting rod；The convex connecting rod is length
Cube rod-like structure, its one end are convex structure；The spill connecting rod is cuboid rod-like structure, and its one end is that spill is tied
Structure, can hold the convex structure insertion of convex connecting rod；
The male end of convex connecting rod is rotatably assigned in spill connecting rod female end, and by the first connection bearing pin
Connection combination, and slidably assigned on T-shaped screens chi in the vertical section of T-shaped screens groove by the first connection bearing pin；Convex
The other end of connecting rod and spill connecting rod slidably assigns into T-shaped by the second connection bearing pin and the 3rd connection bearing pin respectively
On screens chi in the horizontal segment of T-shaped screens groove.
Preferably, the first connection bearing pin, the second connection bearing pin and the 3rd connection bearing pin are respectively by screens screw rod and spiral shell
It is female with being combined into.
Preferably, the screens screw rod includes the body of rod and the cap body being connected with each other, the body of rod include being spirally connected linkage section and
Screens guide section, the linkage section that is spirally connected which is provided with screw thread and nut screw connection near cap body, to connect connecting rod；Screens guide section
Coordinate away from T-shaped screens groove in cap body, with T-shaped screens chi, to assign in T-shaped screens groove.
Based on the triangle incenter caliberating device that such scheme is constituted, designed using symmetrical structure, by rotation
Convex connecting rod and spill connecting rod, three screens screw rods position the through hole inside-paint of T-shaped screens chi, detail pen in T-shaped screens chi
A series of technical measures such as line, the interior angle angular bisector for being capable of Accurate Calibration triangle, realize to triangle incenter
Carry out pinpoint purpose；This device also have low production cost, stated accuracy it is high, it is easy to use the features such as.
Description of the drawings
This utility model is further illustrated below in conjunction with the drawings and specific embodiments.
Fig. 1 is the main structure diagram of the device for demarcating triangle incenter；
Fig. 2 is the overlooking the structure diagram of the device for demarcating triangle incenter；
Fig. 3 is main structure diagram of the device without T-shaped screens chi and detail pen for demarcating triangle incenter；
Main structure diagrams of the Fig. 4 for detail pen；
The structural representation of the isosceles triangle that Fig. 5 is made up of three screens screw rods.
Description of reference numerals：
1- convex connecting rods；2-T shape screens chis；3- detail pens；
4- screens screw rods；5- nuts；6- spill connecting rods；
21-T shape cuboid through holes；31- penholders；32- nibs；
41- cap bodies；The 42- bodies of rod.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that this utility model is realized are easy to understand, under
Face combines and is specifically illustrating, and this utility model is expanded on further.
As the angular bisector of the height on isosceles triangle base, the center line on base and drift angle overlaps, referred to as three lines are closed
One, and three angular bisectors of three interior angles of triangle intersect at a point, referred to as three line concurrents.
Accordingly, this example is overlapped with the angular bisector of drift angle using the height on isosceles triangle base, Atria it is individual interior
The design principle that three angular bisectors at angle intersect at a point, forms corresponding triangle incenter caliberating device, utilizes
The device only need to demarcate the angular bisector of any two interior angle twice, it becomes possible to reach and be accurately positioned triangle incenter
Purpose.
Referring to Fig. 1-Fig. 3, which demarcates dress based on the triangle incenter that above-mentioned principle is constituted in showing this example
The structural representation put.
As seen from the figure, the triangle incenter caliberating device mainly connects including 1, spill of a convex connecting rod
3, the three screens screw rods 4 of the detail pen of T-shaped screens chi 2, of extension bar 6, one and three nuts 5.
Wherein, the generally cuboid rod-like structure of convex connecting rod 1, one end of the convex connecting rod 1 is convex structure,
The two ends of convex connecting rod 1 are each to be vertically machined with a cylinder through hole, for assigning screens screw rod 4.
The generally cuboid rod-like structure of spill connecting rod 6, one end of spill connecting rod 6 is concave structure, spill knot
Structure is engaged with the convex structure in convex connecting rod 1, holds convex structure insertion；The two ends of the spill connecting rod 6 are each vertically to be added
Work has a cylinder through hole, for assigning screens screw rod 4.
Convex connecting rod 1 and the spill connecting rod 6 being arranged such, both equal lengths, and 1 two ends cylinder of convex connecting rod
The distance of body through hole is also equal with the distance of 6 two ends cylinder through hole of spill connecting rod, and thus the nose of convex connecting rod 1 can be with
It is combined in the female end of insertion spill connecting rod 6.
Furthermore, the T-shaped screens chi 2 in caliberating device, used as the support of whole device, generally T-shaped platy structure is (such as which
Shown in Fig. 2), prolong the cuboid through hole 21 that its bearing of trend is vertically machined with a T-shaped in the upper and lower surface of the platy structure, should
21 width of T-shaped cuboid through hole can just accommodate the cylinder or detail pen of screens screw rod end, and the T-shaped cuboid through hole
2 vertical section is placed exactly in the center of horizontal segment.Thus the cylinder or picture of screens screw rod end can as screens groove, be held
Line pen is assigned wherein, and can enter line slip.
Referring to Fig. 4, detail pen 3 is made up of penholder 31 and 32 two parts of nib, penholder 31 be cylindrical structure, the cylinder
Diameter it is equal with the width of the T-shaped cuboid through hole 21 on T-shaped screens chi 2, carried out in T-shaped cuboid through hole 21 with facilitating
Screens is moved.Nib 32 is cone structure, to facilitate setting-out.
Screens screw rod 4 in caliberating device is screw shaped structure, is connected with being combined into by cap body 41 and the body of rod 42.The body of rod
42 are made up of two sections of solid coaxial clyinders, and the cylinder diameter near cap body is larger, on the cylinder being relatively large in diameter
Be threaded, as be spirally connected linkage section for 5 threaded of nut, to connect corresponding connecting rod.Away from cap body 41
Cylinder diameter is less, and the less cylinder diameter of diameter is equal with the width of screens chi cuboid through hole 21, leads as screens
It is used to carry out sliding along through hole in the cuboid through hole for assigning into screens chi to section.
Based on above-mentioned design, the process of its composition triangle incenter caliberating device it is following (referring to Fig. 1-
3)：
First the female end of the nose insertion spill connecting rod 6 of convex connecting rod 1 is combined；
Then a screens screw rod 4 is inserted in the through hole in, then in one spiral shell of other end twist-on of screens screw rod 4
Female 5, i.e., cylinder and 5 threaded of nut are relatively large in diameter by screens screw rod 4, complete connection；
Then a screens spiral shell is respectively inserted in the cylinder through hole of convex connecting rod 1 and the other end of spill connecting rod 6
Bar 4, then in one nut of each twist-on of the other end 5 (process is as above) of screens screw rod 4, package unit assembling is finished, can
To come into operation.
Thus the caliberating device of composition is assembled, the angular bisector of any two interior angle only need to be demarcated twice, it becomes possible to is accurate
The position of cocked hat incenter.Illustrate below by way of a concrete application example.
The triangle sheet material that inscribed circle will first be intercepted steadily is placed, and this device is stably placed at triangle sheet material then
On.
Then with a middle screens screw rod 4 as rotating shaft, rotate the convex connecting rod 1 and spill at 4 two ends of screens screw rod
Connecting rod 6, is overlapped with two adjacent sides of an interior angle of triangle sheet material respectively.
Then, the T-shaped cuboid through hole of T-shaped screens chi 2 is enclosed within the cylinder of three 4 ends of screens screw rod.
Then, setting-out is carried out in the cuboid through hole that detail pen 3 is inserted T-shaped screens chi 2, thus, triangle sheet material
The angular bisector of one interior angle is just drawn, and principle is as follows：
As shown in figure 5, it is A, B, C to number the axial location of three screens screw rods respectively, the length of line segment AB is equal to line
The length of section AC, and line segment AD vertical segments BC then can obtain outlet in point D according to the theorem of three line of isosceles triangle unification
It is the angular bisector of angle BAC unexpectedly equal to angle CAD, i.e. line segment AD that the length of section BD is equal to the length of line segment DC, angle BAD.
The angular bisector of another interior angle of triangle sheet material can be drawn with same method.
Above-mentioned two angular bisectors necessarily intersect at a point, then the inscribe of the intersection point as triangle sheet material is round
The heart.
The degree of accuracy of the incenter position for demarcating, can be verified by following process：
Then the angular bisector of remaining that interior angle of triangle sheet material can be drawn with same method, if the angle is flat
Intersection point of the separated time by front two angular bisectors, then prove that calibration process does not have error, and the intersection point is the triangular plate
The incenter of material；If the angular bisector then proves to demarcate not by the intersection point of front two angular bisectors
There is error in process, the intersection point is not necessarily the incenter of the triangle sheet material, need to repeat aforesaid operations process, weight
The angular bisector of the triangle sheet material interior angle is demarcated newly, till three angular bisectors intersect at a point.
By such scheme as can be seen that this programme has following features：
1. as the device is by a convex connecting rod, spill connecting rod, T-shaped screens chi, a setting-out
Pen, three screens screw rods and three nut compositions, material are common, easy to process, therefore production cost is relatively low；
2., as the device is by the angular bisector of arbitrarily two interior angles of demarcation, the intersection point of this two angular bisectors is three
The center of circle of angular inscribed circle, can confirm that the accuracy of the point by the demarcation to the 3rd interior angle angular bisector, therefore, demarcate
Precision is higher；
3., as the device is simple and mechanical, the center of circle that can just find out triangle inscribed circle need to be demarcated twice only, therefore
It is easy to use.
Ultimate principle of the present utility model, principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry it should be appreciated that this utility model is not restricted to the described embodiments, described in above-described embodiment and description
Simply illustrate principle of the present utility model, on the premise of without departing from this utility model spirit and scope, this utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed this utility model.This utility model
Claimed scope is by appending claims and its equivalent thereof.
Claims (7)
1. triangle incenter caliberating device, it is characterised in that the caliberating device includes：
T-shaped screens chi, extends along direction and arranges T-shaped screens groove, the vertical section of the T-shaped screens groove on the T-shaped screens chi
In the center of horizontal segment；
Two connecting rods, the two connections pole length are identical, and one end of two connecting rods is coaxially rotatably connected, and passes through three ends
Coordinate with T-shaped screens groove, position T-shaped screens chi.
2. triangle incenter caliberating device according to claim 1, it is characterised in that in the caliberating device also
Including marker pen, the marker pen is coordinated with the T-shaped screens groove on T-shaped screens chi, is slided along T-shaped screens groove, to form mark
Line.
3. triangle incenter caliberating device according to claim 1, it is characterised in that the T-shaped screens chi is T
Shape platy structure, is vertically machined with a T-shaped through hole in the upper and lower surface of platy structure, used as T-shaped screens groove.
4. triangle incenter caliberating device according to claim 1, it is characterised in that the one of two connecting rod
End is coaxially rotatably connected by connecting bearing pin, and can be assigned in the vertical section in T-shaped screens groove；The other end of two connecting rods
The horizontal segment in T-shaped screens groove can be assigned into by connecting bearing pin respectively.
5. triangle incenter caliberating device according to claim 1, it is characterised in that two connecting rod includes
One convex connecting rod and a spill connecting rod；The convex connecting rod is cuboid rod-like structure, and its one end is convex structure；Institute
It is cuboid rod-like structure to state spill connecting rod, and its one end is concave structure, can hold the convex structure insertion of convex connecting rod；
The male end of convex connecting rod is rotatably assigned in spill connecting rod female end, and by the first connection bearing pin connection
Combination, and slidably assigned on T-shaped screens chi in the vertical section of T-shaped screens groove by the first connection bearing pin；Convex connects
The other end of bar and spill connecting rod slidably assigns into T-shaped screens by the second connection bearing pin and the 3rd connection bearing pin respectively
On chi in the horizontal segment of T-shaped screens groove.
6. the triangle incenter caliberating device according to claim 4 or 5, it is characterised in that connection bearing pin is by card
Position screw rod and nut screw connection composition.
7. triangle incenter caliberating device according to claim 6, it is characterised in that the screens screw rod includes
The body of rod being connected with each other and cap body, the body of rod include be spirally connected linkage section and screens guide section, the linkage section that is spirally connected near cap body, its
Screw thread and nut screw connection are provided with, to connect connecting rod；Screens guide section is matched somebody with somebody away from T-shaped screens groove in cap body, with T-shaped screens chi
Close, to assign in T-shaped screens groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620928313.8U CN206056416U (en) | 2016-08-23 | 2016-08-23 | Triangle incenter caliberating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620928313.8U CN206056416U (en) | 2016-08-23 | 2016-08-23 | Triangle incenter caliberating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206056416U true CN206056416U (en) | 2017-03-29 |
Family
ID=58385205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620928313.8U Active CN206056416U (en) | 2016-08-23 | 2016-08-23 | Triangle incenter caliberating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206056416U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106935106A (en) * | 2017-05-08 | 2017-07-07 | 郑州航空工业管理学院 | A kind of mathematics teaching aid |
| CN108801138A (en) * | 2018-06-19 | 2018-11-13 | 哈尔滨工业大学 | A kind of device measuring cylindrical structure object centre coordinate using circumscribed circule method |
| CN110671997A (en) * | 2019-10-17 | 2020-01-10 | 鲍存明 | Circular component roundness running-in measuring tool |
| CN111521091A (en) * | 2020-05-11 | 2020-08-11 | 江西铭源电气有限公司 | Welding seam measuring tool |
-
2016
- 2016-08-23 CN CN201620928313.8U patent/CN206056416U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106935106A (en) * | 2017-05-08 | 2017-07-07 | 郑州航空工业管理学院 | A kind of mathematics teaching aid |
| CN108801138A (en) * | 2018-06-19 | 2018-11-13 | 哈尔滨工业大学 | A kind of device measuring cylindrical structure object centre coordinate using circumscribed circule method |
| CN110671997A (en) * | 2019-10-17 | 2020-01-10 | 鲍存明 | Circular component roundness running-in measuring tool |
| CN110671997B (en) * | 2019-10-17 | 2021-07-23 | 河南省隆邦勘测规划设计工程有限公司 | Circular component roundness running-in measuring tool |
| CN111521091A (en) * | 2020-05-11 | 2020-08-11 | 江西铭源电气有限公司 | Welding seam measuring tool |
| CN111521091B (en) * | 2020-05-11 | 2021-08-17 | 江西铭源电气有限公司 | Welding seam measuring tool |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206056416U (en) | Triangle incenter caliberating device | |
| CN105127840B (en) | A kind of five-axis linkage machine tools main tapping attitude angle device and measuring method | |
| CN106152956B (en) | A kind of laser inside diameter measuring instrument | |
| CN206056417U (en) | A kind of device for determining triangle incenter | |
| CN107643038A (en) | A kind of instrument for accurately measuring pipe axial location | |
| CN201442441U (en) | Mathematical universal instrument | |
| CN209432114U (en) | A kind of vertical bar gradient measurement instrument | |
| CN206862230U (en) | A kind of variable-angle set square | |
| CN101726283A (en) | Large scale surveying, mapping and labeling method of aerophotogrammetry | |
| CN207351375U (en) | A kind of instrument for accurately measuring pipe axial location | |
| CN203752750U (en) | Multifunctional gauge | |
| CN203580444U (en) | Multifunctional drawing tool | |
| CN208671894U (en) | It is a kind of for measuring the tool of deep trouth bottom of chamber portion taper orifice angle | |
| CN109668544A (en) | A kind of vertical bar gradient measurement instrument and measurement method | |
| CN201922765U (en) | Rectilinear ruler for math teaching | |
| CN203349797U (en) | Three-dimensional single-arm measuring instrument having dustproof function | |
| CN207549806U (en) | Ruler and ruler component | |
| CN205785075U (en) | A kind of petroleum geology inspection survey tool | |
| CN201442456U (en) | Plotter | |
| CN204749644U (en) | Connecting rod formula weight angle mapping chi | |
| CN202986533U (en) | Equal-angle multi-purpose ruler | |
| CN206709825U (en) | A kind of Novel land mapping spirit level | |
| CN108248254A (en) | It is a kind of novel from compasses with a scale | |
| CN209341998U (en) | A kind of ball diameter measuring device | |
| CN103743310B (en) | A kind of location sampling chi |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |