CN104084846B - A kind of liftable pattern - Google Patents
A kind of liftable pattern Download PDFInfo
- Publication number
- CN104084846B CN104084846B CN201410375684.3A CN201410375684A CN104084846B CN 104084846 B CN104084846 B CN 104084846B CN 201410375684 A CN201410375684 A CN 201410375684A CN 104084846 B CN104084846 B CN 104084846B
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- CN
- China
- Prior art keywords
- stop pin
- cam
- locking position
- lifting
- recess
- 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.)
- Expired - Fee Related
Links
- 230000000694 effects Effects 0.000 claims abstract description 11
- 230000001154 acute effect Effects 0.000 claims description 15
- 230000002265 prevention Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000013011 mating Effects 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q35/00—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually
- B23Q35/04—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually using a feeler or the like travelling along the outline of the pattern, model or drawing; Feelers, patterns, or models therefor
- B23Q35/42—Patterns; Masters models
Abstract
A kind of liftable pattern, comprise: master plate (2), framework (1) and the cam mechanism for lifting master plate (2), wherein, master plate (2) can slide in framework (1), and the two bottom sides of master plate (2) has spacing protrusion (21,22), the upper opening both sides of framework (1) have the spacing extension (11,12) extended internally, and can play the effect spacing to the upward sliding of master plate (2) when described spacing protrusion (21,22) and spacing extension (11,12) coordinate.
Description
Technical field
The present invention relates to lathe pattern, be specially a kind of liftable pattern.
Background technology
Cam mechanism is by cam, the higher pair mechanism of driven member and frame three basic building block compositions.Cam is a component with curved profile or groove, is generally driving link, makes constant speed gyration or linear reciprocating motion.Contact with cam contour, and transmit power and the component realizing the predetermined characteristics of motion, generally do linear reciprocating motion or swing, be called driven member.
Cam mechanism basic characteristics are in the application to make driven member obtain the more complicated characteristics of motion.Because the characteristics of motion of driven member depends on cam profile curve, so when applying, as long as the contour curve designing cam according to the characteristics of motion of driven member is just passable.Cam mechanism is widely used in various automation, instrument and maneuver control device.Why cam mechanism obtains so is applied widely, and mainly because cam mechanism can realize the movement needs of various complexity, and structure is simple, compact.
Pattern widely uses in lathe, especially contouring machine.It utilizes the depth of cut of pattern profile to cutter to control.But when undesirably using pattern, pattern plays disadvantageous effect.
The motion process of cam needs to lock in different positions; And locking and unblock need executing agency, which increase equipment cost and power cost; And, can not lock immediately in case of need and allow to unlock expediently simultaneously.
Summary of the invention
The object of the present invention is to provide a kind of liftable pattern, it utilizes cam mechanism, described cam mechanism can perform the lifting of master plate,, can automatically lock when putting in place meanwhile, and successfully can jump out from lock-out state, and can automatically lock in next position, and also can jump out smoothly, and structure is simple, reliable, Stability Analysis of Structures.
According to the present invention, a kind of liftable pattern, comprise: master plate, framework and the cam mechanism for lifting master plate, wherein, master plate can slide in framework, and the two bottom sides of master plate have spacing protrusion, the upper opening both sides of framework have extend internally spacing extension, described spacing protrusion and spacing extension, the effect spacing to the upward sliding of master plate can be played when coordinating;
Described cam mechanism comprises cam, drive shaft and stop pin, wherein, drive shaft is used for driving cam and rotates, the overall shape of described cam is oval shape, described ellipse has minor axis x and major axis y, described ellipse is lifting position carry district at the summit place of major axis y, for the lifting position carry master plate at master plate; Described ellipse is provided with lifting locking position recess at another summit place of major axis y, and lifting locking position recess at the head fits of described lifting position and described stop pin, thus carries out locking position; Described stop pin is arranged in the vertical holes of vertical direction, and tail end is connected with flexible member, thus allows described stop pin in the vertical direction stretching motion in described vertical holes;
When in described lifting position, major axis y is vertical direction, minor axis x is horizontal direction, the circle central axis of described drive shaft is positioned at the downside of minor axis x, and separate the first offset or dish Ex with minor axis x, the circle central axis of described drive shaft is also positioned at the left side of major axis y, and separates the second offset or dish Ey with major axis y;
The shape of described lifting locking position recess is acute angle shape recess, and when in described lifting position, the right flank of the acute angle shape recess of described lifting locking position recess is vertical direction, and left surface and right flank intersect acute angle;
The head of described stop pin is the shape of convex polygon, be provided with adjacently successively: left side vertical face, inclined-plane, left side, top levels, inclined-plane, right side and right vertical face, the angle of inclined-plane, described left side and vertical direction is greater than the angle of inclined-plane, right side and vertical direction;
When in described lifting position, under the top pressure effect of described flexible member, the inclined-plane, left side of the head of described stop pin coordinates with the left surface of described lifting locking position recess, the right vertical face of the head of described stop pin coordinates with the right flank of described lifting locking position recess, now, described stop pin can carry out locking prevention to rotating clockwise of described cam, and when described cam starts to rotate counterclockwise, inclined-plane, described left side coordinates stop pin can be pressed down with the inclined-plane of the left surface of described lifting locking position recess, thus allow described cam to rotate counterclockwise.
The described ellipse of described cam is also provided with and falls position carry district after rise and fall locking position recess after rise, when cam is in described lifting position, described falling position carry district is positioned at summit, the right side place of minor axis x, described falling locking position recess is positioned at the leftmost vertices place of minor axis x, falling locking position recess after rise is also acute angle shape, and now, the locking face of falling locking position recess is upper side and is horizontal direction, and downside is drive surface and intersects acute angle with locking face;
When described cam rotates counterclockwise from described lifting position, described stop pin is pressed down, described top levels and the position of described cam between two described recesses slidingly contact, when described cam turns over 90 degree, thus make the head falling locking position recess and described stop pin after rise on time, under the top pressure effect of described flexible member, the inclined-plane, right side of the head of described stop pin coordinates with the drive surface falling locking position recess after rise, the left side vertical face of the head of described stop pin coordinates with the locking face of falling locking position recess after rise, now, described stop pin can carry out locking prevention to rotating counterclockwise of described cam, and when described cam starts to rotate clockwise, inclined-plane, described right side coordinates stop pin can be pressed down with the inclined-plane of the drive surface falling locking position recess after rise, thus allow described cam to rotate clockwise.
Pass through such scheme, due to each section of profile by devising stop pin head, being matched with the mating surface of notch by vertical locking face, can realize locating locking, and coordinated with the respective ramp of notch by the inclined-plane of described head, lock position can be jumped out; And, turning cylinder has bidirectional eccentric, it can realize having own biased moment under stopping lock-out state, this own biased moment can form stable state with aforesaid locking face with coordinating of mating surface, make stabilized structure, the master plate of carried can not shake and unstability.The architectural feature that whole scheme uses is compact, and cost reduces, and reliable.
Accompanying drawing explanation
Fig. 1 is the diagram of cam mechanism of the present invention when raised position;
Fig. 2 is the diagram of cam mechanism of the present invention when dipping;
Fig. 3 is the diagram of the position of the turning cylinder of cam mechanism of the present invention;
Fig. 4 is the schematic diagram of each section of the profile of stop pin;
Fig. 5 is the structural representation of pattern of the present invention.
Detailed description of the invention
Now in conjunction with Figure of description 1-5, the present invention is described in detail.
A kind of liftable pattern, comprise: master plate 2, framework 1 and the cam mechanism for lifting master plate 2, wherein, master plate 2 can slide in framework 1, and the two bottom sides of master plate 2 has spacing protrusion 21,22, the upper opening both sides of framework 1 have the spacing extension 11,12 extended internally, and can play the effect spacing to the upward sliding of master plate 2 when described spacing protrusion 21,22 and spacing extension 11,12 coordinate;
Described cam mechanism comprises cam 4, drive shaft 42 and stop pin 5, wherein, drive shaft 42 is rotated for driving cam 4, the overall shape of described cam 4 is oval shape, described ellipse has minor axis x and major axis y, described ellipse is lifting position carry district 8 at the summit place of major axis y, for the lifting position carry master plate 2 at master plate 2; Described ellipse is provided with lifting locking position recess 41 at another summit place of major axis y, and the head 51 of lifting locking position recess 41 in described lifting position with described stop pin 5 coordinates, thus carries out locking position; Described stop pin 5 is arranged in the vertical holes of vertical direction, and tail end is connected with flexible member 52, thus allows described stop pin 5 in the vertical direction stretching motion in described vertical holes;
When in described lifting position, major axis y is vertical direction, minor axis x is horizontal direction, the circle central axis of described drive shaft 42 is positioned at the downside of minor axis x, and separate the first offset or dish Ex with minor axis x, the circle central axis of described drive shaft 42 is also positioned at the left side of major axis y, and separates the second offset or dish Ey with major axis y;
The shape of described lifting locking position recess 41 is acute angle shape recess, and when in described lifting position, the right flank 411 of the acute angle shape recess of described lifting locking position recess 41 is vertical direction, and left surface 412 and right flank intersect acute angle;
The head 51 of described stop pin 5 is the shape of convex polygon, be provided with adjacently successively: left side vertical face 515, inclined-plane, left side 512, top levels 514, inclined-plane, right side 513 and right vertical face 511, inclined-plane, described left side 512 and the angle of vertical direction are greater than the angle of inclined-plane, right side 513 and vertical direction;
When in described lifting position, under the top pressure effect of described flexible member 52, the inclined-plane, left side 512 of the head 51 of described stop pin 5 coordinates with the left surface 412 of described lifting locking position recess 41, the right vertical face 511 of the head 51 of described stop pin 5 coordinates with the right flank 411 of described lifting locking position recess 41, now, described stop pin 5 can carry out locking prevention to rotating clockwise of described cam 4, and when described cam 4 starts to rotate counterclockwise, inclined-plane, described left side 512 coordinates stop pin 5 can be pressed down with the inclined-plane of the left surface 412 of described lifting locking position recess 41, thus allow described cam 4 to rotate counterclockwise.
The described ellipse of described cam 4 is also provided with and falls position carry district 9 after rise and fall locking position recess 43 after rise, when cam 4 is in described lifting position, described falling position carry district 9 is positioned at summit, the right side place of minor axis x, described falling locking position recess 43 is positioned at the leftmost vertices place of minor axis x, falling locking position recess 43 after rise is also acute angle shape, and now, the locking face 431 of falling locking position recess 43 is upper side and is horizontal direction, and downside 432 is drive surface and intersects acute angle with locking face 431;
When described cam 4 rotates counterclockwise from described lifting position, described stop pin 5 is pressed down, described top levels 514 and the position of described cam 4 between two described recesses slidingly contact, when described cam 4 turns over 90 degree, thus make the head 51 falling locking position recess 43 and described stop pin 5 after rise on time, under the top pressure effect of described flexible member 52, the inclined-plane, right side 513 of the head 51 of described stop pin 5 coordinates with the drive surface 432 falling locking position recess 43 after rise, the left side vertical face 515 of the head 51 of described stop pin 5 coordinates with the locking face 431 of falling locking position recess 43 after rise, now, described stop pin 5 can carry out locking prevention to rotating counterclockwise of described cam 4, and when described cam 4 starts to rotate clockwise, inclined-plane, described right side 513 coordinates stop pin 5 can be pressed down with the inclined-plane of the drive surface 432 falling locking position recess 43 after rise, thus allow described cam 4 to rotate clockwise.
Above embodiment is just for explanatory information of the present invention, and the scope of not intended to be limiting the claims in the present invention.
Claims (2)
1. a liftable pattern, comprise: master plate (2), framework (1) and the cam mechanism for lifting master plate (2), it is characterized in that: master plate (2) can slide in framework (1), and the two bottom sides of master plate (2) has spacing protrusion (21,22), the upper opening both sides of framework (1) have the spacing extension (11,12) extended internally, and can play the effect spacing to the upward sliding of master plate (2) when described spacing protrusion (21,22) and spacing extension (11,12) coordinate;
Described cam mechanism comprises cam (4), drive shaft (42) and stop pin (5), wherein, drive shaft (42) is rotated for driving cam (4), the overall shape of described cam (4) is oval shape, described ellipse have minor axis (x) with major axis (y), described ellipse is lifting position carry district (8) at the summit place of major axis (y), for the lifting position carry master plate (2) at master plate (2); Described ellipse is provided with lifting locking position recess (41) at another summit place of major axis (y), and lifting locking position recess (41) coordinates with the head (51) of described stop pin (5) in described lifting position, thus carries out locking position; Described stop pin (5) is arranged in the vertical holes of vertical direction, and tail end is connected with flexible member (52), thus allows described stop pin (5) in the vertical direction stretching motion in described vertical holes;
When in described lifting position, major axis (y) is vertical direction, minor axis is (x) horizontal direction, the circle central axis of described drive shaft (42) is positioned at minor axis downside (x), and (x) separate the first offset or dish (Ex) with minor axis, the circle central axis of described drive shaft (42) is also positioned at the left side of major axis (y), and separates the second offset or dish (Ey) with major axis (y);
The shape of described lifting locking position recess (41) is acute angle shape recess, when in described lifting position, the right flank (411) of the acute angle shape recess of described lifting locking position recess (41) is vertical direction, and left surface (412) and right flank intersect acute angle;
The shape that the head (51) of described stop pin (5) is convex polygon, be provided with adjacently successively: left side vertical face (515), inclined-plane, left side (512), top levels (514), inclined-plane, right side (513) and right vertical face (511), inclined-plane, described left side (512) is greater than the angle of inclined-plane, right side (513) and vertical direction with the angle of vertical direction;
When in described lifting position, under the top pressure effect of described flexible member (52), the inclined-plane, left side (512) of the head (51) of described stop pin (5) coordinates with the left surface (412) of described lifting locking position recess (41), the right vertical face (511) of the head (51) of described stop pin (5) coordinates with the right flank (411) of described lifting locking position recess (41), now, described stop pin (5) can carry out locking prevention to rotating clockwise of described cam (4), and when described cam (4) starts to rotate counterclockwise, inclined-plane, described left side (512) coordinates stop pin (5) can be pressed down with the inclined-plane of the left surface (412) of described lifting locking position recess (41), thus allow described cam (4) to rotate counterclockwise.
2. liftable pattern as claimed in claim 1, it is characterized in that: the described ellipse of described cam (4) is also provided with and falls position carry district (9) after rise and fall locking position recess (43) after rise, when cam (4) is in described lifting position, described falling position carry district (9) is positioned at minor axis summit, right side place (x), described falling locking position recess (43) is positioned at minor axis leftmost vertices place (x), falling locking position recess (43) after rise is also acute angle shape, and now, fall the locking face (431) of locking position recess (43) after rise for upper side and be horizontal direction, downside (432) is for drive surface and intersect acute angle with locking face (431),
When described cam (4) rotates counterclockwise from described lifting position, described stop pin (5) is pressed down, described top levels (514) and described cam (4) position between two described recesses slidingly contact, when described cam (4) turns over 90 degree, thus make the head (51) falling locking position recess (43) and described stop pin (5) after rise on time, under the top pressure effect of described flexible member (52), the inclined-plane, right side (513) of the head (51) of described stop pin (5) coordinates with the drive surface (432) falling locking position recess (43) after rise, the left side vertical face (515) of the head (51) of described stop pin (5) coordinates with the locking face (431) of falling locking position recess (43) after rise, now, described stop pin (5) can carry out locking prevention to rotating counterclockwise of described cam (4), and when described cam (4) starts to rotate clockwise, inclined-plane, described right side (513) coordinates stop pin (5) can be pressed down with the inclined-plane of the drive surface (432) falling locking position recess (43) after rise, thus allow described cam (4) to rotate clockwise.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410375684.3A CN104084846B (en) | 2014-08-01 | 2014-08-01 | A kind of liftable pattern |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410375684.3A CN104084846B (en) | 2014-08-01 | 2014-08-01 | A kind of liftable pattern |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104084846A CN104084846A (en) | 2014-10-08 |
| CN104084846B true CN104084846B (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410375684.3A Expired - Fee Related CN104084846B (en) | 2014-08-01 | 2014-08-01 | A kind of liftable pattern |
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| Country | Link |
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| CN (1) | CN104084846B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB860412A (en) * | 1956-10-26 | 1961-02-01 | Wilhelm Lauterbach | Improvements in or relating to methods and apparatus for turning rod stock to produce |
| US3943665A (en) * | 1973-07-31 | 1976-03-16 | Toshiba Kikai Kabushiki Kaisha | Apparatus for profile grinding closed curved surface |
| CN2059615U (en) * | 1989-09-25 | 1990-07-25 | 陈添进 | Cam adjusting device for controlling cutter stroke |
| CN202174449U (en) * | 2011-03-11 | 2012-03-28 | 浙江理工大学 | Explorator loading and unloading device for universal sampling machine |
| CN202556155U (en) * | 2012-02-28 | 2012-11-28 | 荆州环球汽车零部件制造有限公司 | Novel cam vehicle profile modeling device |
| CN102990456A (en) * | 2011-09-08 | 2013-03-27 | 鸿富锦精密工业（深圳）有限公司 | Cam divider |
-
2014
- 2014-08-01 CN CN201410375684.3A patent/CN104084846B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB860412A (en) * | 1956-10-26 | 1961-02-01 | Wilhelm Lauterbach | Improvements in or relating to methods and apparatus for turning rod stock to produce |
| US3943665A (en) * | 1973-07-31 | 1976-03-16 | Toshiba Kikai Kabushiki Kaisha | Apparatus for profile grinding closed curved surface |
| CN2059615U (en) * | 1989-09-25 | 1990-07-25 | 陈添进 | Cam adjusting device for controlling cutter stroke |
| CN202174449U (en) * | 2011-03-11 | 2012-03-28 | 浙江理工大学 | Explorator loading and unloading device for universal sampling machine |
| CN102990456A (en) * | 2011-09-08 | 2013-03-27 | 鸿富锦精密工业（深圳）有限公司 | Cam divider |
| CN202556155U (en) * | 2012-02-28 | 2012-11-28 | 荆州环球汽车零部件制造有限公司 | Novel cam vehicle profile modeling device |
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| Publication number | Publication date |
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| CN104084846A (en) | 2014-10-08 |
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Owner name: GUIZHOU CONSTRUCTION GROUP NO.FOUR CONSTRUCTION EN Free format text: FORMER OWNER: ZHANG GUANCHI Effective date: 20150702 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Xiaofeng Inventor after: Cong Fuxiang Inventor after: Wang Wensheng Inventor after: He Yongan Inventor after: Guo Bin Inventor after: Zhang Yurong Inventor before: Zhang Guanchi |
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Free format text: CORRECT: INVENTOR; FROM: ZHANG GUANCHI TO: LI XIAOFENG CONG FUXIANG WANG WENSHENG HE YONGAN GUO BIN ZHANG YURONG |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20150702 Address after: 550002 No. 4, Wangcheng Road, Nanming District, Guizhou, Guiyang Applicant after: Guizhou Construction Engineering Group No.4 Construction Engineering Co., Ltd. Address before: The 3 groups after the deep Tangxia village of Yiwu city street 322008 Zhejiang city of Jinhua Province Applicant before: Zhang Guanchi |
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