CN109693220A - A kind of center line planning device equipped with idler wheel mechanism - Google Patents
A kind of center line planning device equipped with idler wheel mechanism Download PDFInfo
- Publication number
- CN109693220A CN109693220A CN201811587719.4A CN201811587719A CN109693220A CN 109693220 A CN109693220 A CN 109693220A CN 201811587719 A CN201811587719 A CN 201811587719A CN 109693220 A CN109693220 A CN 109693220A
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- idler wheel
- tail end
- hinged
- movable support
- 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.)
- Granted
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H7/00—Marking-out or setting-out work
- B25H7/04—Devices, e.g. scribers, for marking
- B25H7/045—Devices, e.g. scribers, for marking characterised by constructional details of the marking elements
Abstract
The invention discloses a kind of, and the center line equipped with idler wheel mechanism plans device, including fixed bracket, movable support, movable support is movably connected on the fixed bracket, the head end of first connecting rod is hinged on fixed bracket, the head end of second connecting rod is hinged on movable support, the tail end of first connecting rod and the tail end of second connecting rod are hinged, and the length of first connecting rod is equal to the length of second connecting rod；The hinged place of first connecting rod tail end and second connecting rod tail end is equipped with scoring tool.The head end of third connecting rod is hinged on fixed bracket, and the head end of fourth link is hinged on movable support, and the tail end of third connecting rod and the tail end of fourth link are hinged, and the length of third connecting rod is equal to the length of fourth link；The hinged place of third connecting rod tail end and fourth link tail end is equipped with idler wheel mechanism.The principle that the present invention is overlapped using isosceles triangle middle line with height, facilitates worker to find and determines the center line of axial workpiece, and the idler wheel mechanism plays stabilization in planning device scratching process.
Description
Technical field
The present invention relates to production technical fields, and in particular to the ancillary equipment of raw material processing.
Background technique
Various shape is processed on raw material, needs to find out the center line of raw material, for example, processing in round tube, square tube
Slot or hole, it is necessary first to which the center of the center line for finding out round tube, square tube, the slot or hole that make processing is fallen on the center line.
Summary of the invention
Technical problem solved by the invention: center line that is easy and steadily finding out raw material.
In order to solve the above technical problems, the invention provides the following technical scheme: a kind of center line plan equipped with idler wheel mechanism
Device is drawn, including fixed bracket, movable support, movable support are movably connected on the fixed bracket, the head end of first connecting rod
It is hinged on fixed bracket, the head end of second connecting rod is hinged on movable support, the tail end of first connecting rod and the tail of second connecting rod
End is hinged, and the length of first connecting rod is equal to the length of second connecting rod；First connecting rod head end and support bracket fastened hinge joint are first
The hinge joint of hinge joint, second connecting rod head end and movable support is the second hinge joint；Movable support and fixed bracket are clamped in original
The two sides of material, the midpoint for connecting the line of first hinge joint and second hinge joint fall in the center of the raw material
On line；The hinged place of first connecting rod tail end and second connecting rod tail end is equipped with scoring tool；
The head end of third connecting rod is hinged on fixed bracket, and the head end of fourth link is hinged on movable support, and third connects
The tail end of bar and the tail end of fourth link are hinged, and the length of third connecting rod is equal to the length of fourth link；Third connecting rod head end with
Support bracket fastened hinge joint is third hinge joint, and the hinge joint of fourth link head end and movable support is the 4th hinge joint；Connection
The midpoint of the line of the third hinge joint and the 4th hinge joint is fallen on the center line of the raw material；Third connecting rod tail
End and the hinged place of fourth link tail end are equipped with idler wheel mechanism.
Movable support can be mobile relative to fixed bracket, close to or away from fixed bracket, to adapt to the former material of various outer diameter
Material.
Due to first connecting rod and second connecting rod equal length, and, movable support and fixed bracket are clamped in the two of raw material
When side, the midpoint for connecting the line of first hinge joint and second hinge joint is fallen on the center line of the raw material,
That is, the line midpoint between first connecting rod head end and second connecting rod head end is fallen on the center line of the raw material, and therefore, first
Line between connecting rod, second connecting rod, first connecting rod head end and second connecting rod head end constitutes an isosceles triangle, isosceles triangle
Height be overlapped with middle line, no matter how the distance between first connecting rod head end and second connecting rod head end change, that is, no matter raw material
Outer diameter how to change, the hinge joint of first connecting rod tail end and second connecting rod tail end is fallen in always on the center line of raw material, such as
This, scoring tool is in always on the center line of raw material.Length direction along raw material drags center line of the present invention
Plan device, the scoring tool can mark the center line of a raw material on the lateral wall of raw material.
The principle that the present invention is overlapped using isosceles triangle middle line with height designs the center line planning device, convenient
Worker finds and determines the center line of the axial workpieces such as square tube, round tube, lays the foundation for the further processing of raw material.
It is identical to first connecting rod and second connecting rod, third connecting rod, fourth link, third connecting rod head end and fourth link head end
Between line constitute an isosceles triangle, in this way, idler wheel mechanism is in always on the center line of raw material, be similar to router
Tool is in always on the center line of raw material, to adapt to the raw material of various outer diameter or width.
In operation, raw material are laid flat, and movable support is clamped in the left and right sides of raw material, idler wheel mechanism pressure with fixed bracket
At the top of raw material, contacted at the top of scoring tool and raw material, in this way, center line planning device is moved along raw material axis, then,
Idler wheel mechanism rolls at the top of raw material, and movable support and fixed bracket move at left and right sides of raw material, center line planning
The mobile stability of device is guaranteed.
Detailed description of the invention
Following further describes the present invention with reference to the drawings:
Fig. 1 is a kind of combination diagram of center line planning device and raw material equipped with idler wheel mechanism；
Fig. 2 is enlarged drawing at A in Fig. 1；
Fig. 3 is the explosive view of Fig. 2.
Symbol description in figure:
10, fixed bracket；11, sliding rail；12, the first roller；
20, movable support；22, second tin roller；
31, first connecting rod；32, second connecting rod；
33, third connecting rod；34, fourth link；
41, idler wheel rack；42, idler wheel；43, rack axis；44, roller shaft；441, limited block；442, scotch；443, it rolls
Threaded hole on wheel shaft；45, the first sheave；
51, feed screw nut；52, screw rod；53, rotating handles；
70, bow pen；71, the second sheave；72, sheave bracket；73, thread barrel；74, hinge barrels；75, conducting wire part；
80, raw material.
Specific embodiment
Following specific embodiments are referring to figs. 1 to Fig. 3.
A kind of center line planning device equipped with idler wheel mechanism, including fixed bracket 10, movable support 20, first connecting rod
31, second connecting rod 32, third connecting rod 33, fourth link 34, scoring tool, idler wheel mechanism.
Movable support 20 is connected on the fixed bracket 10 by screw body.Fixed bracket is equipped with sliding rail 11, living
Dynamic support assorted is on the sliding rail.The feed screw nut 51 of screw body is mounted on movable support, the screw rod 52 of screw body
Head end is articulated on fixed bracket, and the tail end of screw body is equipped with rotating handles 53.The rotating handles are rotated, screw rod passes through institute
Stating feed screw nut drives movable support to move along support bracket fastened sliding rail, and movable support is away from or approaching fixed bracket, to adapt to
The raw material of various outer diameter.
Fixed bracket 10 is equipped with a pair of first roller 12, and movable support 20 is equipped with a pair of of second tin roller 22, and a pair first is rolled
Plane where cylinder rotation centerline is parallel to plane where a pair of of second tin roller rotation centerline.In this way, when fixed bracket and work
When dynamic bracket is clamped in opposite directions at left and right sides of raw material, the first roller of a pair on the left of raw material can abut against original simultaneously
The left side of material, a pair of of second tin roller on the right side of raw material can abut against the right side of raw material simultaneously, guarantee described
Center line planning device is steadily clamped on raw material.
The head end of first connecting rod 31 is hinged on fixed bracket, and the head end of second connecting rod 32 is hinged on movable support, the
The tail end of one connecting rod and the tail end of second connecting rod are hinged, and the length of first connecting rod is equal to the length of second connecting rod.
The head end of third connecting rod 33 is hinged on fixed bracket, and the head end of fourth link 34 is hinged on movable support, the
The tail end of three-link and the tail end of fourth link are hinged, and the length of third connecting rod is equal to the length of fourth link；Third connecting rod is first
End is third hinge joint with support bracket fastened hinge joint, and the hinge joint of fourth link head end and movable support is the 4th hinge joint；
The midpoint for connecting the line of the third hinge joint and the 4th hinge joint is fallen on the center line of the raw material；Third connects
The hinged place of bar tail end and fourth link tail end is equipped with idler wheel mechanism.
Idler wheel mechanism includes idler wheel rack 41, a pair of of idler wheel 42, and all idler wheels are mounted in idler wheel rack, idler wheel rack
Equipped with rack axis 43,33 tail end of third connecting rod opens up third hinge hole, and 34 tail end of fourth link opens up the 4th hinge hole, the machine
Frame axis cooperates in third hinge hole and the 4th hinge hole.Rack axis serves as the articulated shaft of third connecting rod and fourth link, in this way,
Center line planning device simplifies the structure.
Any idler wheel is mounted in idler wheel rack 41 by roller shaft, on the roller shaft 44 of in all idler wheels a idler wheel
First sheave 45 is installed；Drive line is wound on first sheave, the drive line is simultaneously wound on the second sheave 71, the second slot
Wheel is articulated on sheave bracket 72, and sheave bracket is mounted on second connecting rod 32, and the center of the second sheave opens up threaded hole, screw thread
Thread barrel 73 is bolted in hole, the scoring tool is plugged in thread barrel；The tail end of first connecting rod 31 opens up the first hinge hole,
The tail end of second connecting rod opens up the second hinge hole, is inserted with hinge barrels 74 in the first hinge hole and the second hinge hole, in hinge barrels
Side wall is equipped with guide pad, opens up guide groove on the lateral wall of thread barrel, thread barrel clearance fit in hinge barrels, guide pad with
Guide groove cooperation.Wherein, scoring tool is the bow pen of easy consumption, such as pencil, chalk.Bow pen fixation is plugged in thread barrel
In.When center line plans the center line of device stroke raw material, a pair of of idler wheel rolls on raw material, and idler wheel drives the first sheave,
First sheave winds drive line, and drive line drives the second sheave, under the cooperation of guide pad and guide groove, the screw thread of the second sheave
Hole drives the decline of thread barrel straight line, and the bow pen being plugged in thread barrel declines therewith, and the pen tip that makes to cross is in the feelings constantly consumed
It can be with starting material under condition.For second sheave through bearing hinge joint on sheave bracket, sheave bracket is equipped with conducting wire
Part 75, conducting wire part open up wire guide, and the drive line passes through wire guide, so, it is possible to guarantee that drive line is accurately wrapped in the
On two sheaves.Correspondingly, it may also set up conducting wire part near the first sheave.
The roller shaft 44 for being equipped with the first sheave is equipped with limited block 441, is equipped with the end of the roller shaft of the first sheave
It is bolted with scotch 442, the first sheave 45 can be clamped on roller shaft by scotch and limited block.The scotch is loosened,
First sheave can the rotation of counter roller axis, the circle number that is wound on the first sheave of adjustment drive line, it is therefore intended that: at drive line
Under tight state, while a pair of of idler wheel is with starting material, the pen tip of bow pen can be with starting material.Adjustment terminates
Afterwards, the scotch is tightened, scotch and limited block clamp the first sheave, in this way, idler wheel rotates, and roller shaft rotation, the first slot
Wheel rotates with it.
In practical operation, the rotating handles 53 are acted, fixed the distance between bracket 10 and movable support 20 is adjusted, fits
The outer diameter for answering raw material makes the first roller of a pair 12 and a pair of of second tin roller 22 abut against the left and right sides of raw material, meanwhile, hand
The height of the dynamic control center line planning device, makes scribing line bottom end and the starting material of bow pen.Wherein, if first connecting rod
Head end and support bracket fastened hinge joint are the first hinge joint, and the hinge joint of second connecting rod head end and movable support is second hinged
Point, the midpoint for connecting the line of first hinge joint and second hinge joint are fallen on the center line of the raw material.
Later, the center line is dragged by hand and plan device, move it along the length direction of raw material, a pair of of idler wheel exists
It is rolled on raw material, bow pen marks the center line of raw material on the lateral wall of raw material.
Since bow pen is in scratching process, scribing line bottom end is lossy and is gradually shortened, for this purpose, present invention a pair of idler wheel
An idler wheel in 42 drives the first sheave 45 to rotate synchronously, and the first sheave drives the second sheave 71, the second slot by drive line
Wheel drive thread barrel 73 and its interior bow pen downlink, to guarantee that the scribing line bottom end of bow pen is contacted with the lateral wall of raw material,
And then guarantee that the center line of raw material is smoothly marked.
Claims (6)
1. a kind of center line equipped with idler wheel mechanism plans device, including fixed bracket (10), movable support (20), movable support
It is movably connected on the fixed bracket, the head end of first connecting rod (31) is hinged on fixed bracket, the head of second connecting rod (32)
End is hinged on movable support, and the tail end of first connecting rod and the tail end of second connecting rod are hinged, and the length of first connecting rod is equal to second
The length of connecting rod；
First connecting rod head end and support bracket fastened hinge joint are the first hinge joint, the hinge joint of second connecting rod head end and movable support
For the second hinge joint；
Movable support and fixed bracket are clamped in the two sides of raw material, connect first hinge joint and second hinge joint
The midpoint of line is fallen on the center line of the raw material；
The hinged place of first connecting rod tail end and second connecting rod tail end is equipped with scoring tool；
It is characterized by: the head end of third connecting rod (33) is hinged on fixed bracket, the head end of fourth link (34) is hinged on work
On dynamic bracket, the tail end of third connecting rod and the tail end of fourth link are hinged, and the length of third connecting rod is equal to the length of fourth link；
Third connecting rod head end and support bracket fastened hinge joint are third hinge joint, the hinge joint of fourth link head end and movable support
For the 4th hinge joint；
The midpoint for connecting the line of the third hinge joint and the 4th hinge joint is fallen on the center line of the raw material；
The hinged place of third connecting rod tail end and fourth link tail end is equipped with idler wheel mechanism.
2. a kind of center line equipped with idler wheel mechanism as described in claim 1 plans device, it is characterised in that: movable support
(20) it is connected on the fixed bracket (10) by screw body；
Fixed bracket is equipped with sliding rail (11), and movable support cooperates on the sliding rail；The feed screw nut (51) of screw body pacifies
On movable support, screw rod (52) head end of screw body is articulated on fixed bracket, and the tail end of screw body is equipped with rotation
Handle (53).
3. a kind of center line equipped with idler wheel mechanism as described in claim 1 plans device, it is characterised in that: fixed bracket
(10) it is equipped with a pair of first roller (12), movable support (20) is equipped with a pair of of second tin roller (22), in a pair of first roller rotation
Plane where heart line is parallel to plane where a pair of of second tin roller rotation centerline.
4. a kind of center line equipped with idler wheel mechanism as described in claim 1 plans device, it is characterised in that: idler wheel mechanism packet
Idler wheel rack (41), at least a pair of of idler wheel (42) are included, all idler wheels are mounted in idler wheel rack, and roller machine sets up organic frame axis
(43), third connecting rod (33) tail end opens up third hinge hole, and fourth link (34) tail end opens up the 4th hinge hole, the rack axis
Cooperation is in third hinge hole and the 4th hinge hole.
5. a kind of center line equipped with idler wheel mechanism as claimed in claim 4 plans device, it is characterised in that: any idler wheel is logical
It crosses roller shaft to be mounted on idler wheel rack (41), the first sheave is installed on the roller shaft (44) of an idler wheel in all idler wheels
(45)；
Drive line is wound on first sheave, the drive line is simultaneously wound on the second sheave (71), and the second sheave is articulated in slot
On wheel support (72), sheave bracket is mounted on second connecting rod (32), and the center of the second sheave opens up threaded hole, spiral shell in threaded hole
Thread barrel (73) are connected to, the scoring tool is plugged in thread barrel；
The tail end of first connecting rod (31) opens up the first hinge hole, and the tail end of second connecting rod opens up the second hinge hole, the first hinge hole
Be inserted in the second hinge hole hinge barrels (74), hinged medial wall of the tube is equipped with guide pad, opens up on the lateral wall of thread barrel
Guide groove, in hinge barrels, guide pad and guide groove cooperate thread barrel clearance fit.
6. a kind of center line equipped with idler wheel mechanism as claimed in claim 5 plans device, it is characterised in that: be equipped with first
The roller shaft (44) of sheave is equipped with limited block (441), and the end for being equipped with the roller shaft of the first sheave is bolted with scotch
(442), the first sheave (45) can be clamped on roller shaft by scotch and limited block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811587719.4A CN109693220B (en) | 2018-12-25 | 2018-12-25 | Central line planning device with roller mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811587719.4A CN109693220B (en) | 2018-12-25 | 2018-12-25 | Central line planning device with roller mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109693220A true CN109693220A (en) | 2019-04-30 |
| CN109693220B CN109693220B (en) | 2022-02-18 |
Family
ID=66231972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811587719.4A Active CN109693220B (en) | 2018-12-25 | 2018-12-25 | Central line planning device with roller mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109693220B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111037532A (en) * | 2019-12-23 | 2020-04-21 | 渤海造船厂集团有限公司 | Pipeline central axis marking and drawing method |
| CN114473992A (en) * | 2021-12-03 | 2022-05-13 | 西南交通大学 | Automobile radiator brazing centering marking device |
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| CN208246782U (en) * | 2018-05-28 | 2018-12-18 | 山西四建集团有限公司 | A kind of tubing draw in the Line tool |
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| DE202008008825U1 (en) * | 2008-08-29 | 2008-11-13 | Yazar, Fatma | Holder for a marking or cutting device |
| CN104275690A (en) * | 2014-09-12 | 2015-01-14 | 大连职业技术学院 | Hole self-centering marking gauge and using method thereof |
| CN107901016A (en) * | 2017-12-18 | 2018-04-13 | 集美大学 | The experiment pipe fitting chalker and method of a kind of angle adjustable |
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| CN111037532A (en) * | 2019-12-23 | 2020-04-21 | 渤海造船厂集团有限公司 | Pipeline central axis marking and drawing method |
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| CN114473992A (en) * | 2021-12-03 | 2022-05-13 | 西南交通大学 | Automobile radiator brazing centering marking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109693220B (en) | 2022-02-18 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: You Danlei Inventor after: Zhao Mingshuang Inventor before: You Danlei |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A central line planning device with roller mechanism Effective date of registration: 20230207 Granted publication date: 20220218 Pledgee: Shanghai Bank Co.,Ltd. Suzhou Branch Pledgor: ACCU JIANGSU Co.,Ltd. Registration number: Y2023320010080 |