CN103871312B - A kind of tool for cutting machining operating angle change tread demonstrating experiment device - Google Patents
A kind of tool for cutting machining operating angle change tread demonstrating experiment device Download PDFInfo
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- CN103871312B CN103871312B CN201410114496.5A CN201410114496A CN103871312B CN 103871312 B CN103871312 B CN 103871312B CN 201410114496 A CN201410114496 A CN 201410114496A CN 103871312 B CN103871312 B CN 103871312B
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- rocker
- light source
- tool
- base plate
- fixed base
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Abstract
A kind of tool for cutting machining operating angle change tread demonstrating experiment device, belongs to experiment teaching aid technical field.Structure of the present invention is simple, easy and simple to handle and expression is directly perceived, is easy to study and understands.Sliding floor is arranged on above fixed base plate and both are slidably matched, and cutter is packed on sliding floor, and cutter tail end is connected with spring, and spring is packed on fixed base plate; Revolving shaft is arranged on fixed base plate, revolving shaft and tool feeding direction perpendicular, cam is fixedly set in the middle part of revolving shaft, and Tool in Cutting sword contacts with cam; Rocker is hinged on sliding floor, and rocker one end is connected with balancing weight, and vertical light source is packed in the rocker other end, and horizontal light source is packed in rocker hinged place; Tool in Cutting sword is positioned on rocker oscillation centre line; The push rod of fixed base plate contacts with rocker; Vertical light source is mutually orthogonal with the covering of the fan light curtain of horizontal light launch, and its cross line and rocker oscillation centre line coincide; Cam outer contour is made up of spiral of Archimedes and circular arc line.
Description
Technical field
The invention belongs to experiment teaching aid technical field, particularly relate to a kind of tool for cutting machining operating angle change tread demonstrating experiment device, the operating angle Changing Pattern in actual process specifically for dynamic demonstration and explanation tool for cutting machining.
Background technology
Cutting-tool angle is used to the important parameter describing blades of cutting tools space surface position, also be the important parameter of research cutting tool cutting ability and research cutting-tool angle Changing Pattern simultaneously, cutting-tool angle can be divided into cutter angular dimension and tool working angle, tool working angle be wherein cutting tool in working order under actual cut angle, and tool working angle is in down dynamic change in working order, but this dynamic change is difficult to by being observed visually, present stage wants the dynamic rule of deep understanding tool working angle, can only be described by picture and text, the mode of static teaching aid or flash demo learns, and these existing modes are directly perceived all not enough, help for the dynamic rule learning and understand tool working angle is very poor, effect is rationality not.
Summary of the invention
For prior art Problems existing, the invention provides a kind of structure simple, easy and simple to handle and express tool for cutting machining operating angle change tread demonstrating experiment device intuitively.
To achieve these goals, the present invention adopts following technical scheme: a kind of tool for cutting machining operating angle change tread demonstrating experiment device, comprise fixed base plate, sliding floor, revolving shaft, cam, cutter, rocker, vertical light source and horizontal light source, described sliding floor is arranged on above fixed base plate, and sliding floor and fixed base plate are slidably matched, described cutter is packed on sliding floor, and be connected with spring at cutter tail end, spring is packed on fixed base plate by three abutments;
Described revolving shaft is arranged on fixed base plate by the first bearing, revolving shaft and tool feeding direction perpendicular, described cam is fixedly set in the middle part of revolving shaft, and the cutting edge of cutter contacts with cam;
Described rocker is arranged on sliding floor by the second bearing, and be hinged with the second bearing in the middle part of rocker, rocker one end is connected with balancing weight, and described vertical light source is packed in the rocker other end, and described horizontal light source is packed in rocker hinged place; The cutting edge of described cutter is positioned on the oscillation centre line of rocker; Described fixed base plate is provided with push rod, and push rod contacts with rocker.
Described vertical light source and horizontal light source are the LASER Light Source can launching covering of the fan light curtain, the covering of the fan light curtain that vertical light source is launched is mutually orthogonal with the covering of the fan light curtain of horizontal light launch, and vertical light source, the covering of the fan light curtain cross line of horizontal light source and the oscillation centre line of rocker coincide.
The outer contour of described cam is made up of spiral of Archimedes and circular arc line.
Described fixed base plate is provided with guide rail, guide rail and rocker oscillation centre line perpendicular, described sliding floor is provided with slide block, and guide rail matches with slide block, and fixed base plate is slidably matched by guide rail and slide block and sliding floor.
Described rocker, vertical light source and horizontal light source form display unit jointly, and described display unit is two covers, and display unit is left and right relative to tool feeding direction is symmetrical arranged for two covers.
In the end of described revolving shaft, handwheel is installed.
Beneficial effect of the present invention:
The present invention compared with prior art, expresses more directly perceived, and according to the definition of tool working angle, utilizes two mutually orthogonal covering of the fan light curtains to represent work cutting plane and the cutter working reference plane of cutter respectively; Structure of the present invention is simple and easy and simple to handle, the feeding in tool cutting process can be simulated, and the change procedure of the operating angle of dynamic demonstration cutter in process, demonstrate the Changing Pattern of tool working angle clearly, the help for the dynamic rule learning and understand tool working angle is stronger simultaneously.
Accompanying drawing explanation
Fig. 1 is a kind of tool for cutting machining operating angle change tread demonstrating experiment device structural representation of the present invention;
Fig. 2 is a kind of tool for cutting machining operating angle change tread demonstrating experiment device front elevation of the present invention;
Fig. 3 is the vertical view of Fig. 2;
Fig. 4 is the side view of Fig. 2;
Fig. 5 is work cutting plane and the working reference plane original state location drawing of cutter in embodiment;
Fig. 6 is work cutting plane and the working reference plane maximum deflection location drawing of cutter in embodiment;
In figure, 1-fixed base plate, 2-sliding floor, 3-revolving shaft, 4-cam, 5-handwheel, 6-cutter, 7-spring, 8-rocker, 9-vertical light source, 10-horizontal light source, 11-balancing weight, 12-push rod, 13-guide rail, 14-slide block, the 15-the first bearing, the 16-the second bearing, 17-the three abutments, 18-work cutting plane, 19-working reference plane.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
As shown in Figure 1,2,3, 4, a kind of tool for cutting machining operating angle change tread demonstrating experiment device, comprise fixed base plate 1, sliding floor 2, revolving shaft 3, cam 4, cutter 6, rocker 8, vertical light source 9 and horizontal light source 10, described sliding floor 2 is arranged on above fixed base plate 1, and sliding floor 2 and fixed base plate 1 are slidably matched, described cutter 6 is packed on sliding floor 2, and be connected with spring 7 at cutter 6 tail end, spring 7 is packed on fixed base plate 1 by three abutments 17;
Described revolving shaft 3 is arranged on fixed base plate 1 by the first bearing 15, and revolving shaft 3 is perpendicular with cutter 6 direction of feed, and described cam 4 is fixedly set in the middle part of revolving shaft 3, and the cutting edge of cutter 6 contacts with cam 4;
Described rocker 8 is arranged on sliding floor 2 by the second bearing 16, and be hinged with the second bearing 16 in the middle part of rocker 8, rocker 8 one end is connected with balancing weight 11, and described vertical light source 9 is packed in rocker 8 other end, and described horizontal light source 10 is packed in rocker 8 hinged place; The cutting edge of described cutter 6 is positioned on rocker 8 oscillation centre line; Described fixed base plate 1 is provided with push rod 12, and push rod 12 contacts with rocker 8.
Described vertical light source 9 and horizontal light source 10 are the LASER Light Source can launching covering of the fan light curtain, the covering of the fan light curtain that covering of the fan light curtain and the horizontal light source 10 of vertical light source 9 transmitting are launched is mutually orthogonal, and the covering of the fan light curtain cross line of vertical light source 9, horizontal light source 10 and rocker 8 oscillation centre line coincide.
In order to farthest simulate the movement locus of cutter point of a knife in working angles, the outer contour of described cam 4 is made up of spiral of Archimedes and circular arc line.
Described fixed base plate 1 is provided with guide rail 13, and guide rail 13 is perpendicular with rocker 8 oscillation centre line, and described sliding floor 2 is provided with slide block 14, and guide rail 13 matches with slide block 14, and fixed base plate 1 is slidably matched with sliding floor 2 by guide rail 13 and slide block 14.
Described rocker 8, vertical light source 9 and horizontal light source 10 form display unit jointly, and described display unit is two covers, and display unit is left and right relative to cutter 6 direction of feed is symmetrical arranged for two covers.
Conveniently revolving shaft 3 rotates, and is provided with handwheel 5 in the end of described revolving shaft 3.
Below in conjunction with accompanying drawing, a use procedure of the present invention is described:
Before lecture experiment, need experimental provision of the present invention to adjust to original state.
Rocker 8, under balancing weight 11 acts on, can keep vertical state, manual rotation handwheel 5 automatically, and then revolving shaft 3 is rotated, and be with moving cam 4 to rotate, until cam 4 peak contacts with the cutting edge of cutter 6, now adjust push rod 12 and make it just contact with the support body surface of rocker 8;
Open vertical light source 9 and horizontal light source 10, the covering of the fan light curtain that covering of the fan light curtain and the horizontal light source 10 of vertical light source 9 transmitting are launched is mutually orthogonal, on the cross line that the cutting edge of cutter 6 is just positioned at two covering of the fan light curtains (as shown in Figure 5), now the original state adjustment of experimental provision is complete.
Wherein, the covering of the fan light curtain that vertical light source 9 is launched is in order to represent the work cutting plane 18 of cutter 6, the covering of the fan light curtain that horizontal light source 10 is launched is in order to represent the working reference plane 19 of cutter 6, in order to angle of visibility light curtain more clearly, manually can increase smog, make the display effect that covering of the fan light curtain reaches best.
Start lecture experiment, manually turn clockwise handwheel 5, band moving cam 4 rotates, along with cam 4 rotates, the point of a knife of cutter 6 can along cam 4 outer surface relative sliding, in cam 4 rotation process, cutter 6 moves forward simulation tool feeding under the expulsive force effect of spring 7, rocker 8 together moves forward simultaneously, but the lower end of rocker 8 is subject to the restriction of push rod 12, and make rocker 8 entirety that rotation occur, and then two mutually orthogonal covering of the fan light curtains are deflected, until the minimum point of cam 4 contacts with the cutting edge of cutter 6, the tilt value of two mutually orthogonal covering of the fan light curtains reaches maximum (as shown in Figure 6), and the deflection of two mutually orthogonal covering of the fan light curtains just can represent the change procedure of the operating angle of cutter in process, simultaneously can the Changing Pattern of clear demonstration tool working angle.
Cam 6 in embodiment can also be replaced with right cylinder, but this right cylinder is subject to can being cut after spring 7 promotes feeding at cutter 6, and then realizes change procedure and the Changing Pattern of tool working angle in dynamic demonstration cutter actual cut process.
Scheme in embodiment is also not used to limit scope of patent protection of the present invention, and the equivalence that all the present invention of disengaging do is implemented or changed, and is all contained in the scope of the claims of this case.
Claims (6)
1. a tool for cutting machining operating angle change tread demonstrating experiment device, it is characterized in that: comprise fixed base plate, sliding floor, revolving shaft, cam, cutter, rocker, vertical light source and horizontal light source, described sliding floor is arranged on above fixed base plate, and sliding floor and fixed base plate are slidably matched, described cutter is packed on sliding floor, be connected with spring at cutter tail end, spring is packed on fixed base plate by three abutments;
Described revolving shaft is arranged on fixed base plate by the first bearing, revolving shaft and tool feeding direction perpendicular, described cam is fixedly set in the middle part of revolving shaft, and the cutting edge of cutter contacts with cam;
Described rocker is arranged on sliding floor by the second bearing, and be hinged with the second bearing in the middle part of rocker, rocker one end is connected with balancing weight, and described vertical light source is packed in the rocker other end, and described horizontal light source is packed in rocker hinged place; The cutting edge of described cutter is positioned on the oscillation centre line of rocker; Described first bearing is provided with push rod, and push rod contacts with rocker.
2. a kind of tool for cutting machining operating angle change tread demonstrating experiment device according to claim 1, it is characterized in that: described vertical light source and horizontal light source are the LASER Light Source can launching covering of the fan light curtain, the covering of the fan light curtain that vertical light source is launched is mutually orthogonal with the covering of the fan light curtain of horizontal light launch, and vertical light source, the covering of the fan light curtain cross line of horizontal light source and the oscillation centre line of rocker coincide.
3. a kind of tool for cutting machining operating angle change tread demonstrating experiment device according to claim 1, is characterized in that: the outer contour of described cam is made up of spiral of Archimedes and circular arc line.
4. a kind of tool for cutting machining operating angle change tread demonstrating experiment device according to claim 1, it is characterized in that: on described fixed base plate, be provided with guide rail, guide rail and rocker oscillation centre line perpendicular, described sliding floor is provided with slide block, guide rail matches with slide block, and fixed base plate is slidably matched by guide rail and slide block and sliding floor.
5. a kind of tool for cutting machining operating angle change tread demonstrating experiment device according to claim 1, it is characterized in that: described rocker, vertical light source and horizontal light source form display unit jointly, described display unit is two covers, and display unit is left and right relative to tool feeding direction is symmetrical arranged for two covers.
6. a kind of tool for cutting machining operating angle change tread demonstrating experiment device according to claim 1, is characterized in that: be provided with handwheel in the end of described revolving shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410114496.5A CN103871312B (en) | 2014-03-25 | 2014-03-25 | A kind of tool for cutting machining operating angle change tread demonstrating experiment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410114496.5A CN103871312B (en) | 2014-03-25 | 2014-03-25 | A kind of tool for cutting machining operating angle change tread demonstrating experiment device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103871312A CN103871312A (en) | 2014-06-18 |
| CN103871312B true CN103871312B (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410114496.5A Expired - Fee Related CN103871312B (en) | 2014-03-25 | 2014-03-25 | A kind of tool for cutting machining operating angle change tread demonstrating experiment device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106991901A (en) * | 2017-05-18 | 2017-07-28 | 中国地质大学（武汉） | Can dynamic demonstration trolley bed process teaching aid |
| CN108507523A (en) * | 2017-06-29 | 2018-09-07 | 万向钱潮股份有限公司 | Housing oil sealing shelves twisted string angle measuring method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2350549A1 (en) * | 1973-10-09 | 1975-04-10 | Eckart Schade | Cutting wedge model to represent geometry and kinematics of tools - is for use on turning tools, drills and milling cutters |
| DE3030198A1 (en) * | 1980-08-09 | 1982-03-18 | Harry Ing.(grad.) 2072 Bargteheide Scheffer | Demonstrating appts. for movement etc. of machines and tools - has base sheet showing one machine part and superimposed transparent sheet to show relative positions of other parts |
| CN102110389B (en) * | 2010-11-22 | 2012-09-26 | 沈阳工业大学 | Dynamic metal cutting process-observable experimental device |
| CN102779454A (en) * | 2012-07-06 | 2012-11-14 | 常州轻工职业技术学院 | Turning tool model for teaching demonstration |
-
2014
- 2014-03-25 CN CN201410114496.5A patent/CN103871312B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2350549A1 (en) * | 1973-10-09 | 1975-04-10 | Eckart Schade | Cutting wedge model to represent geometry and kinematics of tools - is for use on turning tools, drills and milling cutters |
| DE3030198A1 (en) * | 1980-08-09 | 1982-03-18 | Harry Ing.(grad.) 2072 Bargteheide Scheffer | Demonstrating appts. for movement etc. of machines and tools - has base sheet showing one machine part and superimposed transparent sheet to show relative positions of other parts |
| CN102110389B (en) * | 2010-11-22 | 2012-09-26 | 沈阳工业大学 | Dynamic metal cutting process-observable experimental device |
| CN102779454A (en) * | 2012-07-06 | 2012-11-14 | 常州轻工职业技术学院 | Turning tool model for teaching demonstration |
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| Publication number | Publication date |
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| CN103871312A (en) | 2014-06-18 |
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Granted publication date: 20160120 Termination date: 20210325 |