CN204102448U - Draw the device of camming movement line chart - Google Patents
Draw the device of camming movement line chart Download PDFInfo
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- CN204102448U CN204102448U CN201420534279.7U CN201420534279U CN204102448U CN 204102448 U CN204102448 U CN 204102448U CN 201420534279 U CN201420534279 U CN 201420534279U CN 204102448 U CN204102448 U CN 204102448U
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- synchronous pulley
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- fixed disc
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Abstract
The utility model discloses a kind of device drawing camming movement line chart, the utility model comprises frame, main transmission part, fixed disc, translatory plate, Timing Belt strainer, driven member mechanism and cam.The utility model is compared with existing teaching aid, the utility model almost covers explanation that is all and camming movement curve map related activities law knowledge point, the movement profiles of arbitrary shape cam can be drawn, cam angle, basic circle size, backhaul angle, go the parameters such as journey angle, far angle of repose, near angle of repose effectively to measure.Convenient and practical, greatly deepen the understanding of student to camming movement curve, facilitated teaching, improve quality of instruction.
Description
Technical field
The utility model belongs to a kind of teaching aid, is specifically related to a kind of device drawing camming movement line chart.
Background technology
" mechanical principle " is learnt time-consuming painstakingly for classmates, concept is unclear, the present situation of inefficiency, we have analysed in depth the relevant difficult point about mechanical principle, the just a teaching aid about cam of " cam mechanism and design thereof " this chapter design in " mechanical principle ", teacher can be used as teaching aid with it, explain the mechanical principle class knowledge about cam portion, also experiment appliance can be used as, be intended to allow classmates learn " mechanical principle " this subject more like a cork, deepen the understanding to corresponding knowledge point and grasp, allow learning process become truly can feel, image is intereting, save the quality time of classmates, improve learning efficiency.
Summary of the invention
The utility model, for the deficiencies in the prior art, proposes a kind of device drawing camming movement line chart.
A kind of device drawing camming movement line chart of the utility model comprises frame, main transmission part, fixed disc, translatory plate, Timing Belt strainer, driven member mechanism and cam.
Described frame is by one piece of base plate, plate and one piece of header board form after one piece.Header board length is less than rear plate length.Front and rear panels are parallel to each other, and are all vertically fixed on base plate.At rear plate hight, the position of header board is provided with optical axis guide rail fixed mount, optical axis guide rail fixed mount is horizontally disposed with two optical axis guide rails be parallel to each other.
Described main transmission part comprises wind, driving gear, follower gear, lower synchronous pulley, upper synchronous pulley, Timing Belt, speed gear and tooth bar.
Described wind is fixed on the outside of rear plate by transmission shaft, transmission the tip of the axis arranges a speed gear, speed gear engages with driving gear, driving gear, lower synchronous pulley are coaxially arranged between front and rear panels, lower synchronous pulley drives upper synchronous pulley by Timing Belt, upper synchronous pulley and follower gear are coaxially arranged, and follower gear engages with horizontally disposed tooth bar, and described speed gear and the gear ratio of driving gear are 1:3.
Described fixed disc is carved with scale, and coaxially arrange with driving gear, lower synchronous pulley, and be arranged on the outside of header board, the circle centre position of fixed disc is provided with cylindrical boss, and the right and left of boss has a threaded hole.Cam is located by the round boss in the middle of fixed disc, to be coordinated with the threaded hole on fixed disc by clamping screw and screw.
Described translatory plate is one piece of rectangular slab, and its width is less than the width of header board, is arranged on two optical axis guide rails by two linear bearings; The right and left of translatory plate has two threaded holes, pressing plate is connected by four threaded holes on four lock-screws and translatory plate, described pressing plate is U-board, the bottom of pressing plate has a rectangular channel, be provided with a positive stop strip be fixedly connected with translatory plate in rectangular channel, be carved with scale at the right and left of pressing plate.
Described driven member mechanism comprises a fixing slide block, a free line slideway, upper holder, a web member;
Described fixing slide block is fixedly installed on header board, free line slideway and fixing slide block are connected, the upper end of free line slideway arranges a upper holder, upper holder has a paintbrush mounting hole vertical with translatory plate, mounting hole arranged outside clamping screw, the lower end of free line slideway is fixedly connected with lower sub, described lower sub has three cylinder magnetic head mounting holes, described web member is provided with the cylinder magnetic head of three, roller contact head and lower sub Matching installation.
Beneficial effect: compared with existing teaching aid, the utility model almost covers explanation that is all and camming movement curve map related activities law knowledge point, the movement profiles of arbitrary shape cam can be drawn, cam angle, basic circle size, backhaul angle, go the parameters such as journey angle, far angle of repose, near angle of repose effectively to measure.Convenient and practical, greatly deepen the understanding of student to camming movement curve, facilitated teaching, improve quality of instruction.Accompanying drawing explanation
Fig. 1 is front view of the present utility model;
Fig. 2 is side view of the present utility model;
Fig. 3-1 is the front view of roller-type web member;
Fig. 3-2 is the axonometric drawing of roller-type web member;
Fig. 3-3 is the front view of lower sub;
Fig. 4 is main drive gear schematic diagram.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is elaborated.
A kind of device drawing camming movement line chart of the utility model comprises frame, main transmission part, fixed disc 1, translatory plate 22, Timing Belt strainer, driven member mechanism and cam.
As shown in Figure 1 and Figure 2, described frame is made up of plate 13 and one piece of header board 34 after one piece of base plate 12, a piece.Header board length is less than rear plate length.Front and rear panels are parallel to each other, and are all vertically fixed on base plate.At rear plate hight, the position of header board is provided with optical axis guide rail fixed mount 4, optical axis guide rail fixed mount 4 is horizontally disposed with two optical axis guide rails be parallel to each other 3.
As shown in Figure 4, described main transmission part comprises wind 14, driving gear 33, follower gear 27, lower synchronous pulley 16, upper synchronous pulley 18, Timing Belt 17, speed gear 15 and tooth bar 19.
Described wind 14 is fixed on the outside of rear plate by transmission shaft, transmission the tip of the axis arranges a speed gear 15, speed gear engages with driving gear 33, driving gear 33, lower synchronous pulley 16 are coaxially arranged between header board 34 and rear plate 13, lower synchronous pulley 16 drives upper synchronous pulley 18 by Timing Belt, upper synchronous pulley 18 is coaxially arranged with follower gear 27, and follower gear 27 engages with horizontally disposed tooth bar 19.
Described fixed disc 1 is carved with scale, coaxially arranges, and be arranged on the outside of header board with driving gear 33, lower synchronous pulley 16, the circle centre position of fixed disc is provided with cylindrical boss 11, and the right and left of boss has a threaded hole.Cam 32 is located by the round boss 11 in the middle of fixed disc 1, to be coordinated with the threaded hole on fixed disc 1 by clamping screw 10 and screw.
Described translatory plate 22 is one piece of rectangular slab, and its width is less than the width of header board, is arranged on two optical axis guide rails 3 by two linear bearings 21; The right and left of translatory plate 22 has two threaded holes, pressing plate 5 is connected by four lock-screws 6 and four threaded holes on translatory plate 22, described pressing plate is U-board, the bottom of pressing plate has a rectangular channel, be provided with a positive stop strip 7 be fixedly connected with translatory plate 22 in rectangular channel, be carved with scale at the right and left of pressing plate.
Described driven member mechanism comprises a fixing slide block 29, free line slideway 25, upper holder 23, a web member 31;
As shown in Fig. 3-1, Fig. 3-2, Fig. 3-3, described fixing cunning 29 pieces is fixedly installed on header board, free line slideway and fixing slide block are connected, the upper end of free line slideway arranges a upper holder, upper holder has a paintbrush mounting hole vertical with translatory plate, mounting hole arranged outside clamping screw, the lower end of free line slideway is fixedly connected with lower sub 30, described lower sub has three cylinder magnetic head mounting holes 44, described web member is provided with the cylinder magnetic head 45 of three, roller contact head 31 and lower sub Matching installation.
1. choose the cam 32 of required model, cam 32 is located by the round boss 11 in the middle of fixed disc 1, to be coordinated with the threaded hole on fixed disc 1 by clamping screw 10 and screw;
2. roller contact head 31 is contained in vertical free line slideway 25 lower sub 30, and props up with cam.
3. on upper holder 23, press from both sides paintbrush 24, and locked by clamping screw.
5. translatory plate 22 is moved on to low order end, regulate pressing plate 5 degree of tightness, drawing paper on folder.
6. handwheel 14 is rotated, drive speed gear, thus drive the driving gear 33 engaged with speed gear, driving gear 33, lower synchronous pulley 16, fixed disc 1 are coaxially fixed, driving gear 33 rotates and drives lower synchronous pulley 16, fixed disc rotates 1, lower synchronous pulley 16 drives upper synchronous pulley 18 to rotate by Timing Belt 17, upper synchronous pulley 18 is coaxially fixed with follower gear 27, thus drive follower gear 27 to rotate, follower gear 27 engages with tooth bar 19, thus translatory plate about 22 translation of being with carry-over bar 19 and being fixedly connected with tooth bar 19.
Rotate handwheel 14, by above-mentioned a series of gear train until fixed disc 1 rotates one week, cam 32 curve movement is just completed.
Claims (1)
1. draw the device of camming movement line chart, comprise frame, main transmission part, fixed disc, translatory plate, Timing Belt strainer, driven member mechanism and cam;
It is characterized in that: described frame is by one piece of base plate, plate and one piece of header board form after one piece; Header board length is less than rear plate length; Front and rear panels are parallel to each other, and are all vertically fixed on base plate; At rear plate hight, the position of header board is provided with optical axis guide rail fixed mount, optical axis guide rail fixed mount is horizontally disposed with two optical axis guide rails be parallel to each other;
Described main transmission part comprises wind, driving gear, follower gear, lower synchronous pulley, upper synchronous pulley, Timing Belt, speed gear and tooth bar;
Described wind is fixed on the outside of rear plate by transmission shaft, transmission the tip of the axis arranges a speed gear, speed gear engages with driving gear, driving gear, lower synchronous pulley are coaxially arranged between front and rear panels, lower synchronous pulley drives upper synchronous pulley by Timing Belt, upper synchronous pulley and follower gear are coaxially arranged, and follower gear engages with horizontally disposed tooth bar, and described speed gear and the gear ratio of driving gear are 1:3;
Described fixed disc is carved with scale, and coaxially arrange with driving gear, lower synchronous pulley, and be arranged on the outside of header board, the circle centre position of fixed disc is provided with cylindrical boss, and the right and left of boss has a threaded hole; Cam is located by the round boss in the middle of fixed disc, to be coordinated with the threaded hole on fixed disc by clamping screw and screw;
Described translatory plate is one piece of rectangular slab, and its width is less than the width of header board, is arranged on two optical axis guide rails by two linear bearings; The right and left of translatory plate has two threaded holes, pressing plate is connected by four threaded holes on four lock-screws and translatory plate, described pressing plate is U-board, the bottom of pressing plate has a rectangular channel, be provided with a positive stop strip be fixedly connected with translatory plate in rectangular channel, be carved with scale at the right and left of pressing plate;
Described driven member mechanism comprises a fixing slide block, a free line slideway, upper holder, a web member;
Described fixing slide block is fixedly installed on header board, free line slideway and fixing slide block are connected, the upper end of free line slideway arranges a upper holder, upper holder has a paintbrush mounting hole vertical with translatory plate, mounting hole arranged outside clamping screw, the lower end of free line slideway is fixedly connected with lower sub, described lower sub has three cylinder magnetic head mounting holes, described web member is provided with the cylinder magnetic head of three, roller contact head and lower sub Matching installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420534279.7U CN204102448U (en) | 2014-09-17 | 2014-09-17 | Draw the device of camming movement line chart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420534279.7U CN204102448U (en) | 2014-09-17 | 2014-09-17 | Draw the device of camming movement line chart |
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| Publication Number | Publication Date |
|---|---|
| CN204102448U true CN204102448U (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420534279.7U Active CN204102448U (en) | 2014-09-17 | 2014-09-17 | Draw the device of camming movement line chart |
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| CN (1) | CN204102448U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332094A (en) * | 2014-09-17 | 2015-02-04 | 杭州电子科技大学 | Apparatus for drawing cam motion chart |
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2014
- 2014-09-17 CN CN201420534279.7U patent/CN204102448U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332094A (en) * | 2014-09-17 | 2015-02-04 | 杭州电子科技大学 | Apparatus for drawing cam motion chart |
| CN104332094B (en) * | 2014-09-17 | 2017-02-15 | 杭州电子科技大学 | Apparatus for drawing cam motion chart |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |