CN102337820B - Screw, rocking block guide rod and trough-type cam combined space mechanism of sliding plug door - Google Patents
Screw, rocking block guide rod and trough-type cam combined space mechanism of sliding plug door Download PDFInfo
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- CN102337820B CN102337820B CN201110248401.5A CN201110248401A CN102337820B CN 102337820 B CN102337820 B CN 102337820B CN 201110248401 A CN201110248401 A CN 201110248401A CN 102337820 B CN102337820 B CN 102337820B
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Abstract
The invention discloses a screw, rocking block guide rod and trough-type cam combined space mechanism of a sliding plug door, relates to a siding-plug-sealing opening and closing mechanism of a vehicular sliding plug door, in particular to a screw, rocking block guide rod and trough-type cam combined space mechanism of a sliding plug door of high-speed railway or other railway vehicles. The mechanism comprises a motor, a shaft coupling, a screw rod, a bearing shaft, a nut, a rocking block, a guide rod, a shaft sleeve, a door-carried rocking bar, a door handle, a roller, a roller shaft, a trough-type cam, a door fan and a door frame, wherein a screw mechanism consists of the screw rod and the nut; a rocking block guide rod mechanism consists of the rocking block, the guide rod, the door-carried rocking bar, the bearing shaft and the shaft sleeve; a trough-type cam mechanism consists of the roller, the roller shaft, the trough-type cam, the door handle, the door fan and the door frame; and the screw, rocking block guide rod and trough-type cam combined space mechanism is formed by combining the screw mechanism, the rocking block guide rod mechanism and the trough-type cam mechanism. The door frame is fixedly combined with the vehicle body. The motor fixed onto the door frame is connected with the screw rod by the shaft coupling; the other end of the screw rod is also fixedly combined with the door frame; and the nut is arranged on the screw rod.
Description
Technical field
The plug of what a kind of stopping sliding door spiral swing block guide rod groove cam combined space mechanism of the present invention related to is a kind of vehicle sliding plug door draws sealing mechanism for opening/closing, the particularly spiral swing block guide rod groove cam combined space mechanism of a kind of high ferro or other rail vehicle stopping sliding doors.
Background technology
Rail vehicle stopping sliding door is generally two fans or a fan, while being two fans, to realize on the one hand that two fans are split and the door leaf closing is opened and closed to moving movement, outwards to realize on the other hand while splitting or when closing inside door leaf plug roping moving, have behind the door good sealing effectiveness to guarantee to close; While being a fan, also to realize above-mentioned plug and draw sealing to open and close motion, be only realizing singly opening and single closing of a fan.
Draw sealing to open and close function for realizing this plug, domestic and international existing stopping sliding door is divided into three types substantially:
1) the A type stopping sliding door of domestic A company, realize in the x-direction door to Push And Release, realize in the y-direction that plug roping is moving reaches sealing, but the main shaft of motion is unfixing in the x-direction, and it moves simultaneously in the y-direction, and therefore main shaft stability is slightly poor, physical dimension is large, and the space taking is large;
2) the Type B stopping sliding door of external B company, in the x-direction realize door to Push And Release, the main shaft that x direction moves is fixed, good rigidly, plug roping is moving is to adopt around the rocking bar of x axle rotation to swing, and drives double rocker mechanism to realize the Sai La of door, its rigidity is better, but physical dimension is larger, and do plug while drawing door leaf have a upper and lower oscillating quantity, the dynamic stability can affect door leaf high-speed switch time;
3) the C type stopping sliding door of external C company, realize equally in the x-direction door to Push And Release, main shaft is fixed, it is to adopt the four-bar mechanism rotating around z axle to realize that the plug roping of door is moved, and its rigidity is better, must strengthen supporting along z direction of principal axis but make to fill in door leaf while drawing, make physical dimension larger, cost is higher.
How overcoming prior art deficiency, make stopping sliding door design can realize the lightweight lightweight, size is little, can realize again the reliability of motion-sealing and the economy reducing costs, is the problem that people are paying close attention to always and studying.
Summary of the invention
The present invention seeks to for the deficiencies in the prior art part, a kind of stopping sliding door spiral swing block guide rod groove cam combined space mechanism is provided, guaranteeing, under the prerequisite of basic function, to realize simplified structure, reducing the object of size and weight, reduction manufacturing cost, raising motion-sealing reliability.
A kind of stopping sliding door spiral swing block guide rod groove cam combined space mechanism of the present invention takes following technical scheme to realize:
A kind of stopping sliding door spiral swing block guide rod groove cam combined space mechanism of the present invention comprises motor, shaft coupling, screw rod, loaded axle, nut, swinging block, guide rod, axle sleeve, takes a rocking bar (abbreviation rocking bar), door knob, roller, Roller Shaft, grooved cam, door leaf and door frame, wherein screw rod, nut composition screw mechanism; Swinging block, guide rod, rocking bar, loaded axle, axle sleeve composition swinging block guide-bar mechanism; The composition such as roller, Roller Shaft, grooved cam, door knob, door leaf, door frame grooved cam mechanism, described screw mechanism, swinging block guide-bar mechanism and grooved cam Mechanism Combination form spiral swing block guide rod groove cam combined space mechanism.
Door frame and car body concrete mutually, motor fixing on door frame is connected by shaft coupling and screw rod, the screw rod other end is also consolidated in door frame, nut is housed on screw rod, nut and swinging block are solidified as a whole, can vertically move and do slightly to rotate around the screw rod centre of gyration along screw rod, the middle guide passage of swinging block and guide rod composition moving sets; Loaded axle two ends are fixed on door frame, and its Upper shaft sleeve and rocking bar concrete mutually can easily slide and relatively rotate around loaded axle center along loaded axle; The lower end of taking a rocking bar middle part and the guide rod composition revolute pair that is hinged; Lower end and the door knob of taking a rocking bar are hinged, and door knob right-hand member connects firmly with screw mutually with door leaf, and Roller Shaft and roller are equipped with in middle part, and roller can roll along grooved cam.Described grooved cam adopts straight line to add broken line or other curve shape.
When roller is under door knob drives while moving along the straight line portion of grooved cam, can drive the stopping sliding door track that takes the air line, realize the Push And Release of door leaf; In the time that roller is gone to the broken line part of grooved cam, drive stopping sliding door to walk one section of broken line, the plug roping that realizes door leaf 14 is moving.Can below door leaf, arrange with above symmetrical roller grooved cam mechanism, door leaf has upper and lower symmetric support, can be synchronized with the movement, and in motion process, has better rigidity and stability.
The operating principle of mechanism of the present invention: motor obtains electric rear by shaft coupling drive screw turns, drives nut to move linearly, and nut and swinging block connect firmly, and by guide rod, rocking bar are moved along x axle, drives door knob and door leaf to move in the x-direction, realizes the Push And Release of door leaf; Because door knob and door leaf are passive movements, on it, roller is subject to the restriction of grooved cam face, if grooved cam is designed to the geometry that straight line adds broken line, and the straight line Push And Release of straight line control door leaf, and broken line forces door leaf to walk one section of broken line, draw compound motion with the plug of realizing door leaf; Can clearly see connection and the motion conditions between the spiral of this space mechanism in YOZ plane, swinging block guide rod, grooved cam mechanism by Fig. 2.
Beneficial effect of the present invention: draw sealing and mechanism for opening/closing for the plug of high ferro or other rail vehicle stopping sliding doors, require door leaf to open and close rapidly, plug draws sealing reliable.A kind of stopping sliding door spiral swing block guide rod groove cam combined space mechanism of the present invention, compared with above-mentioned domestic and international sliding plug door mechanism, has following characteristics:
1) loaded axle two ends are fixed on door frame, participate in motion conditions with domestic A type sliding plug door bearing axle entirety compared with, not only intensity, rigidity all have remarkable increase, and motion parts quality declines to a great extent, and have realized the lightweight of transmission mechanism;
2) compared with external Type B stopping sliding door, change short rocking bar into swinging block, make the nut swinging block amplitude of oscillation minimum, reasonable stress, compact conformation; And retain that the good door leaf dynamic stability of Type B stopping sliding door, plug draw that sealing is reliable and the feature such as door leaf keying is rapid;
3) door knob on rocking bar and door leaf is hinged, making plug by grooved cam mechanism draws and opens and closes motion, it is stressed larger, in mechanism, dexterously itself and fixing loaded axle are hinged, on the one hand rocking bar intensity, rigidity are significantly improved, greatly improved on the other hand supporting capacity and the kinetic stability of rocking bar self;
4) due to the ingenious layout of the each kinematic pair of mechanism, make the nut swinging block amplitude of oscillation minimum (can 5 ° of left and right), cause the fretting wear of mechanism little, lubricated being easy to realized, and transmission efficiency is high.
5) a kind of stopping sliding door spiral swing block guide rod groove cam combined space mechanism of the present invention, is not only suitable for common plug and draws the stopping sliding door of distance, is also applicable to having the sliding plug door mechanism that fine motion plug draws simultaneously, now only needs to adjust the geomery of grooved cam.
Accompanying drawing explanation
Below with reference to embodiment accompanying drawing, the invention will be further described:
Fig. 1 is the stopping sliding door space mechanism schematic diagram of motor coupler transmission of the present invention.
Fig. 2 is the stopping sliding door YOZ of space mechanism schematic plan view of the present invention.
Fig. 3 is the stopping sliding door space mechanism schematic diagram of motor gear transmission of the present invention.
Fig. 4 is the stopping sliding door space mechanism schematic diagram of motor Toothed Belts Gearing of the present invention.
The specific embodiment
With reference to accompanying drawing 1～4, a kind of stopping sliding door spiral swing block guide rod groove cam combined space mechanism of the present invention comprises the compositions such as motor 1, shaft coupling 2, screw rod 3, loaded axle 4, nut 5, swinging block 6, guide rod 7, axle sleeve 8, rocking bar 9, door knob 10, roller 11, Roller Shaft 12, grooved cam 13, door leaf 14, door frame 15, and wherein screw rod 3, nut 5 form screw mechanism; Swinging block 6, guide rod 7, rocking bar 9, loaded axle 4, axle sleeve 8 form swinging block guide-bar mechanism; Roller 11, Roller Shaft 12, grooved cam 13, door knob 10, door leaf 14, door frame 15 form grooved cam mechanism, and described screw mechanism, swinging block guide-bar mechanism and grooved cam Mechanism Combination form spiral swing block guide rod groove cam combined space mechanism.
In the time that roller 11 moves along the straight line portion of grooved cam 13 under the drive of door knob 10, can drive the stopping sliding door track that takes the air line, realize the Push And Release of door leaf 14, as shown in double dot dash line in Fig. 1; In the time that roller 11 is gone to the broken line part of grooved cam 13, drive stopping sliding door to walk one section of broken line, the plug roping that realizes door leaf 14 is moving, as shown in solid line in Fig. 1.
Can below door leaf 14, arrange with above symmetrical roller grooved cam mechanism, door leaf 14 has upper and lower symmetric support, can be synchronized with the movement, and in motion process, has better rigidity and stability.
As shown in Figure 1, the keying plug of stopping sliding door draws the seal-moving can be by following process implementation: motor 1 rotate by shaft coupling 2 drive screws 3 after electric, drive nut 5 to move linearly, nut 5 connects firmly with swinging block 6, by guide rod 7, rocking bar 9 is moved along x axle, drive door knob 10 and door leaf 14 to move in the x-direction, realize the Push And Release of door leaf 14; Because door knob 10 is passive movements with door leaf 14, on it, roller 11 is subject to the restriction of grooved cam 13 shapes, if grooved cam 13 is designed to the geometry that straight line adds broken line, the straight line Push And Release of straight line control door leaf 14, and broken line forces door leaf 14 to walk one section of broken line, draw compound motion with the plug of realizing door leaf 14; Can clearly see connection and the motion conditions between the spiral of this space mechanism in YOZ plane, swinging block guide rod, grooved cam mechanism by Fig. 2.
Change motor in Fig. 1 into motor by a pair of gear or gear Toothed Belts Gearing by shaft coupling transmission, can obtain respectively two embodiment of stopping sliding door spiral swinging block guide rod cam combination space mechanism as shown in Figure 3,4, these two embodiment are compared with Fig. 1 situation, longitudinal size along directions X all reduces to some extent, when in Fig. 3, motor 1 is by gear 2A, 2B transmission, require gear to have less sideshake, to guarantee transmission accuracy and application life; When motor 1 is by gear 2C, 2E and cingulum 2D transmission in Fig. 4, can further reduce rotational noise.
Beneficial effect of the present invention: draw sealing and mechanism for opening/closing for the plug of high ferro or other rail vehicle stopping sliding doors, require door leaf to open and close rapidly, plug draws sealing reliable.A kind of stopping sliding door spiral swing block guide rod groove cam combined space mechanism of the present invention, compared with above-mentioned domestic and international sliding plug door mechanism, has following characteristics:
1) loaded axle two ends are fixed on door frame, participate in motion conditions with domestic A type sliding plug door bearing axle entirety compared with, not only intensity, rigidity all have remarkable increase, and motion parts quality declines to a great extent, and have realized the lightweight of transmission mechanism;
2) compared with external Type B stopping sliding door, change short rocking bar into swinging block, make the nut swinging block amplitude of oscillation minimum, reasonable stress, compact conformation; And retain that the good door leaf dynamic stability of Type B stopping sliding door, plug draw that sealing is reliable and the feature such as door leaf keying is rapid;
3) door knob on rocking bar and door leaf is hinged, making plug by grooved cam mechanism draws and opens and closes motion, it is stressed larger, in mechanism, dexterously itself and fixing loaded axle are hinged, on the one hand rocking bar intensity, rigidity are significantly improved, greatly improved on the other hand supporting capacity and the kinetic stability of rocking bar self;
4) due to the ingenious layout of the each kinematic pair of mechanism, make the nut swinging block amplitude of oscillation minimum (can 5 ° of left and right), cause the fretting wear of mechanism little, lubricated being easy to realized, and transmission efficiency is high.
Claims (3)
1. a stopping sliding door spiral swing block guide rod groove cam combined space mechanism, it is characterized in that comprising motor, shaft coupling, screw rod, loaded axle, nut, swinging block, guide rod, axle sleeve, take a rocking bar, door knob, roller, Roller Shaft, grooved cam, door leaf and door frame, wherein screw rod, nut composition screw mechanism; Swinging block, guide rod, take a rocking bar, loaded axle, axle sleeve composition swinging block guide-bar mechanism; Roller, Roller Shaft, grooved cam, door knob, door leaf, door frame composition grooved cam mechanism, described screw mechanism, swinging block guide-bar mechanism and grooved cam Mechanism Combination form spiral swing block guide rod groove cam combined space mechanism;
Described door frame and car body concrete mutually, motor fixing on door frame is connected by shaft coupling and screw rod, the screw rod other end is also consolidated in door frame, nut is housed on screw rod, nut and swinging block are solidified as a whole, can vertically move and do slightly to rotate around the screw rod centre of gyration along screw rod, the middle guide passage of swinging block and guide rod composition moving sets; Loaded axle two ends are fixed on door frame, its Upper shaft sleeve with take a rocking bar concrete mutually, can easily slide and relatively rotate around loaded axle center along loaded axle; The lower end of taking a rocking bar middle part and the guide rod composition revolute pair that is hinged; Lower end and the door knob of taking a rocking bar are hinged, and door knob right-hand member connects firmly with screw mutually with door leaf, and Roller Shaft and roller are equipped with in middle part, and roller can roll along grooved cam;
Described grooved cam adopts straight line to add broken line or other curve shape.
2. a kind of stopping sliding door spiral swing block guide rod groove cam combined space mechanism according to claim 1, it is characterized in that in the time that roller moves along the straight line portion of grooved cam under door knob drives, can drive the stopping sliding door track that takes the air line, realize the Push And Release of door leaf; In the time that roller is gone to the broken line part of grooved cam, drive stopping sliding door to walk one section of broken line, the plug roping that realizes door leaf is moving.
3. a kind of stopping sliding door spiral swing block guide rod groove cam combined space mechanism according to claim 1, it is characterized in that below described door leaf arranging with above symmetrical roller grooved cam mechanism, make door leaf have upper and lower symmetric support, be easy to realize being synchronized with the movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110248401.5A CN102337820B (en) | 2011-08-26 | 2011-08-26 | Screw, rocking block guide rod and trough-type cam combined space mechanism of sliding plug door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110248401.5A CN102337820B (en) | 2011-08-26 | 2011-08-26 | Screw, rocking block guide rod and trough-type cam combined space mechanism of sliding plug door |
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| Publication Number | Publication Date |
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| CN102337820A CN102337820A (en) | 2012-02-01 |
| CN102337820B true CN102337820B (en) | 2014-06-18 |
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| CN201110248401.5A Active CN102337820B (en) | 2011-08-26 | 2011-08-26 | Screw, rocking block guide rod and trough-type cam combined space mechanism of sliding plug door |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103557297A (en) * | 2013-11-06 | 2014-02-05 | 福州大学 | Efficient low-pulse degree pulse stepless transmission |
| CN106379349B (en) * | 2016-09-22 | 2018-05-08 | 中车南京浦镇车辆有限公司 | Rail vehicle stopping sliding door collection control circuit |
| RU2765326C1 (en) * | 2020-11-24 | 2022-01-28 | Акционерное общество "Уральский завод транспортного машиностроения" (АО "Уралтрансмаш") | Control drive of the sliding plug door of a vehicle |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2549132Y (en) * | 2002-06-06 | 2003-05-07 | 蔡亦文 | Electric door |
| CN101767593A (en) * | 2010-01-11 | 2010-07-07 | 南京工程学院 | Cross slider type sliding plug door mechanism |
| CN202187647U (en) * | 2011-08-26 | 2012-04-11 | 南京工程学院 | Spiral swing block guide rod groove cam combined space mechanism for sliding plug door |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101264978B1 (en) * | 2008-10-17 | 2013-05-15 | 나부테스코 가부시키가이샤 | Plug door device |
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2011
- 2011-08-26 CN CN201110248401.5A patent/CN102337820B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2549132Y (en) * | 2002-06-06 | 2003-05-07 | 蔡亦文 | Electric door |
| CN101767593A (en) * | 2010-01-11 | 2010-07-07 | 南京工程学院 | Cross slider type sliding plug door mechanism |
| CN202187647U (en) * | 2011-08-26 | 2012-04-11 | 南京工程学院 | Spiral swing block guide rod groove cam combined space mechanism for sliding plug door |
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Inventor after: Zhao Yinan Inventor before: Yang Xiaolan Inventor before: Liu Jifeng |
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Effective date of registration: 20171010 Address after: 065700, lane two, 009 alley, North Village, Langfang City, Hebei, Bazhou Patentee after: Zhao Yinan Address before: No. 1 Jiangning Road, Nanjing District hirokage 211167 cities in Jiangsu Province Patentee before: Nanjing Institute of Technology |
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Effective date of registration: 20180312 Address after: Yu Dong people of South Haimen 226100 Jiangsu city of Nantong province No. 165 Patentee after: Haimen he d Intellectual Property Service Co. Ltd. Address before: 065700, lane two, 009 alley, North Village, Langfang City, Hebei, Bazhou Patentee before: Zhao Yinan |
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