CN204315159U - A kind of translating follower planar cam mechanism demonstrator - Google Patents
A kind of translating follower planar cam mechanism demonstrator Download PDFInfo
- Publication number
- CN204315159U CN204315159U CN201420795356.4U CN201420795356U CN204315159U CN 204315159 U CN204315159 U CN 204315159U CN 201420795356 U CN201420795356 U CN 201420795356U CN 204315159 U CN204315159 U CN 204315159U
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- China
- Prior art keywords
- translating follower
- translating
- cam mechanism
- round flap
- paintbrush
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Abstract
The utility model relates to a kind of translating follower planar cam mechanism demonstrator, it can utilize plane cam to demonstrate tip simultaneously, roller, driven member Displacement Analysis and the pitch curve of flat translating follower planar cam mechanism are comprehensive, and different follower motion can be demonstrated, the pitch curve of different cam mechanism basic parameter comprehensive, driven member Displacement Analysis and the pitch curve that can demonstrate translating follower planar cam mechanism when only using plane cam are comprehensive, thus avoid using translating cam, and the cam profile of different base radius comprehensively can be gone out with identical displacement curve, thus explained the knowledge that different cam can draw same displacement curve.
Description
Technical field
The utility model relates to instruments used for education field, is a kind of translating follower planar cam mechanism demonstrator.
Background technology
At present, in rote teaching field, the driven member Displacement Analysis of planar cam mechanism and cam profile are comprehensively very important contents, and the comprehensive of cam profile is also teaching and the difficult point in learning simultaneously.Wherein driven member Displacement Analysis is the displacement curve obtaining driven member according to existing planar cam mechanism, cam profile be comprehensively known driven member displacement curve, cam mechanism basic parameter obtains cam profile.Therefore the use of teaching aid can facilitate student to understand principle wherein, deepens it and understands and understand; But in existing planar cam mechanism teaching aid, motion analysis and the pitch curve that will can demonstrate planar cam mechanism comprehensively often need to use disc cam and translating cam simultaneously simultaneously, and the usual volume of translating cam is large, and to demonstrate the Outline of Cam of the various characteristics of motion comprehensively to manufacture different a large amount of translating cams, these will increase the difficulty of costs that teaching aid manufactures and use.
Utility model content
The purpose of this utility model is for above weak point, a kind of translating follower planar cam mechanism demonstrator is provided, it is comprehensive that it can utilize plane cam to demonstrate tip, roller, the driven member Displacement Analysis of flat translating follower planar cam mechanism and pitch curve simultaneously, and can demonstrate pitch curve comprehensive of different follower motion, different cam mechanism basic parameter.
The scheme that the utility model technical solution problem adopts is a kind of translating follower planar cam mechanism demonstrator, comprise the frame be made up of forebay and afer bay, described frame is provided with can the rotating shaft of gantry rotation relatively, open in the middle part of described forebay and afer bay and be equipped with circular groove, described rotating shaft is positioned on rear side of afer bay and that section of axle is provided with central gear and handle, be positioned at that on front side of afer bay, that section of axle is provided with can the round flap of axis of rotation relatively, described round flap is embedded in the circular groove of forebay, be provided with on front side of described round flap and be arranged in rotating shaft and dismountable plane cam, be provided with on front side of described plane cam and be arranged in rotating shaft and dismountable circular drawing board, described round flap leading flank is provided with two opposing parallel back-up blocks, crossbeam is provided with between described back-up block, described crossbeam is provided with guide rail, described round flap trailing flank is provided with the planet wheel coordinated with central gear, tooth bar with matching is provided with above described planet wheel, described round flap is provided with gathering sill, rectangle drawing board is provided with on front side of described round flap, described tooth bar is connected by connector with rectangle drawing board, move in the gathering sill of described connection physical efficiency on circle flap, described round flap trailing flank is provided with the detachable stock compressing handle, described forebay leading flank is evenly equipped with some briquettings screwing to push down round flap, contiguous block is provided with above described crossbeam, described contiguous block is positioned on front side of rectangle drawing board, described contiguous block is provided with the translating follower and paintbrush axle that match with crossbeam upper rail, described translating follower contacts with plane cam, described paintbrush axle is provided with the paintbrush B matched with circular drawing board, described contiguous block is provided with the paintbrush A matched with rectangle drawing board.
Further, the groove that described crossbeam is offered, described back-up block offers some through holes matched with groove, and described crossbeam can move up and down and be connected and fixed by bolt and back-up block by relative support block.
Further, described paintbrush axle adopts with contiguous block and is threaded, and paintbrush axle screws in the adjustable length of contiguous block.
Further, described translating follower is most advanced and sophisticated translating follower, flat translating follower or roller translating follower.
Further, the circular groove diameter of described forebay is greater than round flap outside diameter, and the circular groove diameter of afer bay is less than round flap outside diameter.
Further, described briquetting is provided with the rolling bearing be embedded between round flap and the circular groove of forebay.
Compared with prior art, the utility model has following beneficial effect: driven member Displacement Analysis and the pitch curve that can demonstrate translating follower planar cam mechanism when only using plane cam are comprehensive, thus avoid using translating cam, and comprehensively can go out the cam profile of different base radius with identical displacement curve, thus explain the knowledge that different cam can draw same displacement curve.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model patent is further illustrated.
Fig. 1 is front view of the present utility model;
Fig. 2 is rear view of the present utility model;
Fig. 3 is cut-open view of the present utility model;
In figure: 1-rotating shaft, the circular drawing board of 2-, 3-plane cam, 4-central gear, 5-handle, 6-circle flap, 7-planet wheel, 8-tooth bar, 9-rectangle drawing board, 10-translating follower, 11-contiguous block, 12-guide rail, 13-paintbrush axle, 14-frame, 141-forebay, 142-afer bay, 15-stock, 16-crossbeam, 17-back-up block, 18-briquetting, 19-rolling bearing, 20-paintbrush A, 21-paintbrush B, 22-connector.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
As shown in Figures 1 to 3, a kind of translating follower planar cam mechanism demonstrator, comprise the frame 14 be made up of forebay 141 and rear machine 142 frame, described frame 14 is provided with the rotating shaft 1 can rotated relative to frame 14, open in the middle part of described forebay 141 and afer bay 142 and be equipped with circular groove, described rotating shaft 1 is positioned on rear side of afer bay 142 and that section of axle is provided with central gear 4 and handle 5, be positioned at that on front side of afer bay 142, that section of axle is provided with can the round flap 6 that rotates of phase countershaft 1, described round flap 6 is embedded in the circular groove of forebay 141, be provided with on front side of described round flap 6 and be arranged in rotating shaft 1 and dismountable plane cam 3, be provided with on front side of described plane cam 3 and be arranged in rotating shaft 1 and dismountable circular drawing board 2, described round flap 6 leading flank is provided with two opposing parallel back-up blocks 17, crossbeam 16 is provided with between described back-up block 17, described crossbeam 16 is provided with guide rail 12, described round flap 6 trailing flank is provided with the planet wheel 7 coordinated with central gear 4, tooth bar 8 with matching is provided with above described planet wheel 7, described round flap 6 is provided with gathering sill, rectangle drawing board 9 is provided with on front side of described round flap 6, described tooth bar 8 is connected by connector 22 with rectangle drawing board 9, described connector 22 can move in the gathering sill on circle flap 6, described round flap 6 trailing flank is provided with the detachable stock 15 compressing handle 5, described forebay 141 leading flank is evenly equipped with some briquettings 18 screwing to push down round flap 6, contiguous block 11 is provided with above described crossbeam 16, described contiguous block 11 is positioned on front side of rectangle drawing board 9, described contiguous block 11 is provided with the translating follower 10 and paintbrush axle 13 that match with crossbeam 16 upper rail 12, described translating follower 10 contacts with plane cam 3, described paintbrush axle 13 is provided with the paintbrush B21 matched with circular drawing board 2, described contiguous block is provided with the paintbrush A22 matched with rectangle drawing board.
In the present embodiment, the groove that described crossbeam 16 is offered, described back-up block 17 offers some through holes matched with groove, described crossbeam 16 can move up and down and be connected and fixed by bolt and back-up block 17 by relative support block 17, by adjusting the position of groove thus the relative position of adjustment crossbeam 16 and back-up block 17, then eccentric throw is adjusted, by adjusting eccentric throw thus comprehensively going out different pitch curves.
In the present embodiment, different pitch curves can comprehensively be gone out by changing the plane cam 3 with different follower motion curve.
In the present embodiment, described paintbrush axle 13 adopts with contiguous block 11 and is threaded, and paintbrush axle 13 screws in the adjustable length of contiguous block 11, thus the size of radius of cam base-circle is drawn by adjustment institute, comprehensively goes out different cam profiles, thus explains correlated knowledge point.
In the present embodiment, described translating follower 10 is most advanced and sophisticated translating follower, flat translating follower or roller translating follower, demonstrate the characteristics of motion curve of translating follower plane cam of tip, roller, flat three types by changing translating follower 10, thus comprehensively go out different pitch curves.
In the present embodiment, described forebay 141 circular groove diameter is greater than round flap 6 outside diameter, and afer bay 142 circular groove diameter is less than round flap 6 outside diameter.
In the present embodiment, described briquetting 18 is provided with the rolling bearing 19 be embedded between round flap 6 and the circular groove of forebay 141.
In the present embodiment, driven member Displacement Analysis and the pitch curve that can demonstrate translating follower planar cam mechanism when only using plane cam 3 are comprehensive, thus avoid using translating cam, and comprehensively can go out the cam profile of different base radius with identical displacement curve, thus explain the knowledge that different cam can draw same displacement curve.
Specific implementation method:
Screwing briquetting 18 makes circle flap 6 can not rotate relative to frame 14, unloads stock 15 and rotating shaft 1 can be rotated around circle flap 6; Unload paintbrush axle 13, circular drawing board 2, swing handle 5 allows rotating shaft 1 drive plane cam 3 to rotate thus drives translating follower 10 to move back and forth up and down at guide rail 12, central gear 4 rotates simultaneously, drive the planet wheel 7 be engaged with, then carry-over bar 8 transverse shifting is with, tooth bar 8 and rectangle drawing board 9 are connected by connector 22, rectangle drawing board 9 transverse shifting, rectangle drawing board 9 and translating follower 10 relative movement, the paintbrush A20 on contiguous block 11 draws the driven member displacement curve obtaining planar cam mechanism on rectangle drawing board 9; Rotate backward handle 5, make rectangle drawing board 9 and translating follower 10 get back to initial position, paintbrush A20 aims at the reference position of the displacement curve drawn out; Unscrewing briquetting 18 makes circle flap 6 can rotate relative to frame 14, loads onto stock 15, compresses handle 5, rotating shaft 1 can not be rotated relative to frame 14; Load onto paintbrush axle 13, circular drawing board 2; Slewing circle flap 6, now plane cam 3 maintains static, planet wheel 7 on circle flap 6 rotates around central gear 4, thus band carry-over bar 8 and rectangle drawing board 9 move along the gathering sill justifying flap 6, translating follower 10 is around plane cam 3 relative motion, a Sports band animation A20 of rectangle drawing board 9 and translating follower 10 moves along drawn displacement curve, and paintbrush axle 13 is connected by contiguous block 11 with translating follower 10, and paintbrush B21 draws out cam profile on circular drawing board 2.
Above-listed preferred embodiment; the purpose of this utility model, technical scheme and advantage are further described; be understood that; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. a translating follower planar cam mechanism demonstrator, it is characterized in that: comprise the frame be made up of forebay and afer bay, described frame is provided with can the rotating shaft of gantry rotation relatively, open in the middle part of described forebay and afer bay and be equipped with circular groove, described rotating shaft is positioned on rear side of afer bay and that section of axle is provided with central gear and handle, be positioned at that on front side of afer bay, that section of axle is provided with can the round flap of axis of rotation relatively, described round flap is embedded in the circular groove of forebay, be provided with on front side of described round flap and be arranged in rotating shaft and dismountable plane cam, be provided with on front side of described plane cam and be arranged in rotating shaft and dismountable circular drawing board, described round flap leading flank is provided with two opposing parallel back-up blocks, crossbeam is provided with between described back-up block, described crossbeam is provided with guide rail, described round flap trailing flank is provided with the planet wheel coordinated with central gear, tooth bar with matching is provided with above described planet wheel, described round flap is provided with gathering sill, rectangle drawing board is provided with on front side of described round flap, described tooth bar is connected by connector with rectangle drawing board, move in the gathering sill of described connection physical efficiency on circle flap, described round flap trailing flank is provided with the detachable stock compressing handle, described forebay leading flank is evenly equipped with some briquettings screwing to push down round flap, contiguous block is provided with above described crossbeam, described contiguous block is positioned on front side of rectangle drawing board, described contiguous block is provided with the translating follower and paintbrush axle that match with crossbeam upper rail, described translating follower translating follower contacts with plane cam, described paintbrush axle is provided with the paintbrush B matched with circular drawing board, described contiguous block is provided with the paintbrush A matched with rectangle drawing board.
2. the translating follower planar cam mechanism demonstrator according to claims 1, it is characterized in that: the groove that described crossbeam is offered, described back-up block offers some through holes matched with groove, described crossbeam can move up and down and be connected and fixed by bolt and back-up block by relative support block.
3. the translating follower planar cam mechanism demonstrator according to claims 1, is characterized in that: described paintbrush axle adopts with contiguous block and is threaded, and paintbrush axle screws in the adjustable length of contiguous block.
4. the translating follower planar cam mechanism demonstrator according to claims 1, is characterized in that: described translating follower is most advanced and sophisticated translating follower, flat translating follower or roller translating follower.
5. the translating follower planar cam mechanism demonstrator according to claims 1, is characterized in that: the circular groove diameter of described forebay is greater than round flap outside diameter, and the circular groove diameter of afer bay is less than round flap outside diameter.
6. the translating follower planar cam mechanism demonstrator according to claims 1, is characterized in that: described briquetting is provided with the rolling bearing be embedded between round flap and the circular groove of forebay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420795356.4U CN204315159U (en) | 2014-12-17 | 2014-12-17 | A kind of translating follower planar cam mechanism demonstrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420795356.4U CN204315159U (en) | 2014-12-17 | 2014-12-17 | A kind of translating follower planar cam mechanism demonstrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204315159U true CN204315159U (en) | 2015-05-06 |
Family
ID=53137462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420795356.4U Withdrawn - After Issue CN204315159U (en) | 2014-12-17 | 2014-12-17 | A kind of translating follower planar cam mechanism demonstrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204315159U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104409009A (en) * | 2014-12-17 | 2015-03-11 | 福州大学 | Planar cam mechanism demonstration instrument for translating follower and using method thereof |
-
2014
- 2014-12-17 CN CN201420795356.4U patent/CN204315159U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104409009A (en) * | 2014-12-17 | 2015-03-11 | 福州大学 | Planar cam mechanism demonstration instrument for translating follower and using method thereof |
| CN104409009B (en) * | 2014-12-17 | 2016-08-17 | 福州大学 | A kind of translating follower planar cam mechanism demonstrator and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150506 Effective date of abandoning: 20160817 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |