CN104236411A - Simple turning tool protractor - Google Patents
Simple turning tool protractor Download PDFInfo
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- CN104236411A CN104236411A CN201410193146.2A CN201410193146A CN104236411A CN 104236411 A CN104236411 A CN 104236411A CN 201410193146 A CN201410193146 A CN 201410193146A CN 104236411 A CN104236411 A CN 104236411A
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- chi
- ruler
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- lathe tool
- slide rule
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Abstract
The invention discloses a simple turning tool protractor. The simple turning tool protractor comprises a basic ruler, a rotary ruler and a sliding ruler. The basic ruler is of an L shape and is divided into a horizontal end and a vertical end, and a fan-shaped dial is arranged at the corner of the basis ruler. The rotary ruler is of an L shape, wherein the corner of the rotary ruler faces downwards, and the rotary ruler is rotatably connected with the circle center of the fan-shaped dial. An arc-shaped sliding groove is formed in the fan-shaped dial. A pointer is mounted on the dial. A boss of the pointer is mounted in the arc-shaped sliding groove in an embedded mode and connected with one end of the rotary ruler. The pointer can slide along the arc-shaped sliding groove. The sliding ruler is of an L shape, wherein one end of the sliding ruler is parallel to the horizontal end of the basic ruler, and the other end of the sliding ruler is connected with the vertical end of the basic ruler in a sliding mode. The basic ruler and the sliding ruler constitute an F-shaped whole. The simple turning tool protractor has the advantages that in the same two-dimensional plane, five basic turning tool angles can be measured, and the turning tool angles are obtained directly; the measuring efficiency is improved, the structure is simple, a scientific measuring method is adopted, cost is low, and a good teaching effect is achieved.
Description
Technical field
The present invention relates to a kind of teaching aid apparatus, especially relate to one and can facilitate classroom lathe tool measurement of angle teaching, improve the simple and easy lathe tool protractor of efficiency of teaching.
Background technology
The universal bevel protractor now commercially sold is various in style, but mostly part comparison is many, and measuring method is more single, and the lathe tool measurer of some specialties even wants thousands of unit not, and price comparison is expensive.Classroom instruction is particular about efficiency of teaching and is considered the ability to accept of student, and how to allow the student of mechanical major better understand the definition of lathe tool angle and Quick Measuring measures the corresponding angle of lathe tool.Common protractor part is many, and measuring process needs constantly dismounting again and assembled to measure other angles of lathe tool.This brings many troubles to the classmate of just study contact lathe tool angle knowledge, and according to survey, many teachers and classmate's reflection, because lathe tool angle changing rate is abstract, learning process obtains constantly sets up the respective angles position that corresponding space structure removes to imagine lathe tool.Student is most when using common angulation tolerance lathe tool angle must spend clock more than just can measure the basic angle of one or two lathe tool, effort again consuming time of imparting knowledge to students.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide one can facilitate classroom lathe tool measurement of angle teaching, improve the simple and easy lathe tool protractor of efficiency of teaching.
A kind of simple and easy lathe tool protractor, comprises base chi, turns chi and slide rule.Described base chi is L shape, and be divided into horizontal ends and vertically hold, its corner is provided with fan dial.The described chi that turns is L shape, its corner down, described in turn chi and the fan dial center of circle is rotationally connected.Be provided with arc chute in described fan dial, described index dial is provided with pointer, described pointer is provided with boss, described boss embed be arranged in arc chute and with turn chi one end and be connected, described pointer can slide along arc chute.Described slide rule is L shape, and its one end is parallel with base chi horizontal ends, and the other end and base chi are vertically held and be slidably connected, and base chi and slide rule form the entirety of F shape.
Further, also comprise locating piece, described base chi vertically holds middle part to be provided with bar shaped chute, described locating piece is provided with boss, described slide rule is provided with boss, and the boss of described locating piece is relative with the lug boss position of slide rule fits, and embeds and is arranged in bar shaped chute, and connect locating piece and slide rule by screw tightening, slide rule is slided up and down along bar shaped chute.
Further, described fan dial meter full scale is-40 ° ~ 90 °.
Further, reading hole is provided with in the middle part of described pointer.
Further, described base chi is right angle L shape, described in turn chi be right angle L shape, described slide rule is right angle L shape.
Beneficial effect of the present invention: in same two dimensional surface, can measure five basic lathe tool angles, and be all directly draw lathe tool angle, improves and measures efficiency, and structure is simple, has the measuring method of science, with low cost, has good teaching efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is A-A diagrammatic cross-section of the present invention.
Fig. 3 is B-B diagrammatic cross-section of the present invention.
Fig. 4 is lathe tool anterior angle instrumentation plan of the present invention
Fig. 5 is lathe tool relief angle instrumentation plan of the present invention.
Fig. 6 is lathe tool tool cutting edge angle instrumentation plan of the present invention.
Fig. 7 is lathe tool auxiliary angle instrumentation plan of the present invention.
Fig. 8 is lathe tool cutting edge inclination instrumentation plan of the present invention.
Referring to drawings and the specific embodiments, the invention will be further described.
Embodiment
As shown in Figure 1, Figure 2 and Figure 3, a kind of simple and easy lathe tool protractor, comprises base chi 1, turns chi 2 and slide rule 3.Base chi 1 is right angle L shape, and be divided into horizontal ends 11 and vertically hold 12, its corner is provided with fan dial 13, and meter full scale is-40 ° ~ 90 °.Turn chi 2 for right angle L shape, its corner down, and is rotationally connected with the center of circle of fan dial 13.The arc chute 131 with fan dial 13 concentric is provided with in fan dial 13, fan dial 13 is provided with pointer 132, the boss of pointer 132 to embed in arc chute 131 and with turn chi 2 one end and be connected, pointer 132 can slide along arc chute 131, reading hole 133 is provided with, for the angle indicated by reading pointer 132 in the middle part of pointer 132.Slide rule 3 is right angle L shape, its one end is parallel with base chi 1 horizontal ends 11, the other end and base chi 1 vertically hold 12 to be slidably connected, concrete connected mode is: also comprise locating piece 4, base chi 1 is provided with bar shaped chute 121 in the middle part of vertically holding 12, locating piece 4 is provided with boss, slide rule 3 is also provided with boss, the boss of locating piece 4 is relative with the lug boss position of slide rule 3 fits, embedding is arranged in bar shaped chute 121, vertically held by base chi 1 12 to be clipped in the middle, and by solid 41 the connection locating pieces 4 of spiral shell and slide rule 3, slide rule 3 is slided up and down along bar shaped chute 121.Base chi 1 and slide rule 3 form the entirety of F shape.
Slide rule 3 can slide by upper and lower translation relative to base chi 1; Turn chi 2 can relatively to rotate with base chi 1, rotarily drive the corresponding scale that the slide block pointer 132 turned on chi 2 points to base chi 1 high scale dish, reach the effect of reading.Regulated by the slippage up and down turning the rotation of chi 2 and slide rule 3, the corresponding knife face of chi face and lathe tool and blade are developed, just directly can read required lathe tool angle from fan dial 13.
The method of measurement lathe tool of the present invention five basic angles is introduced below in conjunction with the drawings and specific embodiments.
Front angular measurement: the anterior angle measuring lathe tool A as shown in Figure 4, lathe tool A is placed into edge on slide rule 3, adjust slide rule 3 to relevant position up and down, and turn chi 2 and make to turn chi 2 times edges and reach linear contact lay with the lathe tool A face of operator, pointer 132 points to a certain numerical value of fan dial 13, so just directly can read the angle of anterior angle.
Rear angular measurement: as Fig. 5, is placed on the relevant position on edge in base chi 1 horizontal ends 11 by lathe tool A, promote to turn chi 2 rotary motion and reach linear contact lay to main rear knife face, pointer 132 points to a certain numerical value of fan dial 13, so just directly can read the angle of relief angle.
Tool cutting edge angle is measured: as Fig. 6, the laminating of lathe tool A handle of a knife is placed on base chi 1 horizontal ends 11 times along position, promotion turns chi 2 makes chi face and main cutting edge fit completely, and pointer 132 points to a certain numerical value of fan dial 13, just can read tool cutting edge angle angle from index dial directly fast.
Auxiliary angle is measured: as Fig. 7, is fitted in edge on lathe tool A handle of a knife and slide rule 3, move left and right handle of a knife and the position of regulating rotary chi 2 and lathe tool A, make front cutting edge and turn chi 2 to fit, pointer 132 points to a certain numerical value of fan dial 13, just can read auxiliary angle angle from index dial directly fast.
Cutting edge inclination is measured: as Fig. 8, lathe tool A is placed on along correspondence position on slide rule 3, regulates base chi 1 and turn chi 2, the main cutting edge turning chi 2 chi face and lathe tool A is fitted, pointer 132 points to a certain numerical value of fan dial 13, just can read auxiliary angle angle from index dial directly fast.
The present invention adopts a chi without the need to dismounting, measures five basic angles of lathe tool A in same two dimensional surface.Lathe tool A and corresponding chi face are developed, is regulated by the rotation of chi and upper and lower slippage, the corresponding knife face of chi face and lathe tool A and blade are developed, just directly can read required lathe tool A angle from index dial.Index dial numerical range is-40 ° ~ 90 °, and lathe tool A five basic angles just fast direct ground connection can be asked in adjustment lathe tool A position, and negative lathe tool A angle also can measure.
Below be only the preferred embodiment of the present invention, it should be pointed out that above-mentioned preferred implementation should not be considered as limitation of the present invention, protection scope of the present invention should be as the criterion with claim limited range.For those skilled in the art, without departing from the spirit and scope of the present invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (5)
1. a simple and easy lathe tool protractor, is characterized in that: comprise base chi, turn chi and slide rule, and described base chi is L shape, and be divided into horizontal ends and vertically hold, its corner is provided with fan dial; The described chi that turns is L shape, its corner down, described in turn chi and the fan dial center of circle is rotationally connected, be provided with arc chute in described fan dial, described index dial is provided with pointer, described pointer is provided with boss, described boss embed be arranged in arc chute and with turn chi one end and be connected, described pointer can slide along arc chute, described slide rule is L shape, its one end is parallel with base chi horizontal ends, and the other end and base chi are vertically held and be slidably connected, and base chi and slide rule form the entirety of F shape.
2. the simple and easy lathe tool protractor of one according to claim 1, it is characterized in that: also comprise locating piece, described base chi vertically holds middle part to be provided with bar shaped chute, described locating piece is provided with boss, described slide rule is provided with boss, and the boss of described locating piece is relative with the lug boss position of slide rule fits, and embeds and is arranged in bar shaped chute, and connect locating piece and slide rule by screw tightening, slide rule is slided up and down along bar shaped chute.
3. the simple and easy lathe tool protractor of one according to claim 1, is characterized in that: described fan dial meter full scale is-40 ° ~ 90 °.
4. the simple and easy lathe tool protractor of one according to claim 1, is characterized in that: be provided with reading hole in the middle part of described pointer.
5. the simple and easy lathe tool protractor of one according to claim 1, is characterized in that: described base chi is right angle L shape, described in turn chi be right angle L shape, described slide rule is right angle L shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410193146.2A CN104236411B (en) | 2014-05-08 | 2014-05-08 | A kind of simple lathe tool protractor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410193146.2A CN104236411B (en) | 2014-05-08 | 2014-05-08 | A kind of simple lathe tool protractor |
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| Publication Number | Publication Date |
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| CN104236411A true CN104236411A (en) | 2014-12-24 |
| CN104236411B CN104236411B (en) | 2017-11-07 |
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| CN201410193146.2A Active CN104236411B (en) | 2014-05-08 | 2014-05-08 | A kind of simple lathe tool protractor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106052534A (en) * | 2016-05-19 | 2016-10-26 | 中国地质大学（武汉） | Drilling rock core level dip meter |
| CN107228613A (en) * | 2016-03-25 | 2017-10-03 | 哈尔滨飞机工业集团有限责任公司 | A kind of apparatus and method of angle wire measurement |
| CN108317939A (en) * | 2018-01-31 | 2018-07-24 | 中北大学 | A kind of cutter angulation table apparatus of semi-automation |
| CN109612365A (en) * | 2018-10-31 | 2019-04-12 | 沪东中华造船(集团)有限公司 | A method of measurement L2 node offset distance |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2144292Y (en) * | 1992-12-04 | 1993-10-20 | 袁大勇 | Multipurpose vernier angle scale |
| CN201072330Y (en) * | 2007-09-27 | 2008-06-11 | 南京农业大学 | Tool angulometer |
| CN201120566Y (en) * | 2007-09-29 | 2008-09-24 | 宋长森 | Vehicle cutting edge milling angle instrument |
| CN201566328U (en) * | 2009-11-03 | 2010-09-01 | 江西申工工具有限公司 | Multifunctional angle ruler |
| CN103307958A (en) * | 2013-05-16 | 2013-09-18 | 哈尔滨工程大学 | Multifunctional lathe geometric angle measuring instrument |
| CN203881238U (en) * | 2014-05-08 | 2014-10-15 | 韶关学院 | Simple lathe tool protractor |
-
2014
- 2014-05-08 CN CN201410193146.2A patent/CN104236411B/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228613A (en) * | 2016-03-25 | 2017-10-03 | 哈尔滨飞机工业集团有限责任公司 | A kind of apparatus and method of angle wire measurement |
| CN106052534A (en) * | 2016-05-19 | 2016-10-26 | 中国地质大学（武汉） | Drilling rock core level dip meter |
| CN108317939A (en) * | 2018-01-31 | 2018-07-24 | 中北大学 | A kind of cutter angulation table apparatus of semi-automation |
| CN108317939B (en) * | 2018-01-31 | 2020-01-21 | 中北大学 | Semi-automatic cutter angle measuring table device |
| CN109612365A (en) * | 2018-10-31 | 2019-04-12 | 沪东中华造船(集团)有限公司 | A method of measurement L2 node offset distance |
| CN109612365B (en) * | 2018-10-31 | 2021-01-22 | 沪东中华造船(集团)有限公司 | Method for measuring offset distance of L2 node |
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| Publication number | Publication date |
|---|---|
| CN104236411B (en) | 2017-11-07 |
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