CN101397875A - Driving device for automatic sliding door - Google Patents
Driving device for automatic sliding door Download PDFInfo
- Publication number
- CN101397875A CN101397875A CNA2007101514888A CN200710151488A CN101397875A CN 101397875 A CN101397875 A CN 101397875A CN A2007101514888 A CNA2007101514888 A CN A2007101514888A CN 200710151488 A CN200710151488 A CN 200710151488A CN 101397875 A CN101397875 A CN 101397875A
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- China
- Prior art keywords
- mentioned
- sliding door
- screw rod
- rolling screw
- engaging tooth
- 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.)
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- 238000005096 rolling process Methods 0.000 claims abstract description 66
- 239000002184 metal Substances 0.000 claims abstract description 5
- 229910052751 metal Inorganic materials 0.000 claims abstract description 5
- 210000000515 tooth Anatomy 0.000 claims description 39
- 239000000463 material Substances 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 description 9
- 238000005755 formation reaction Methods 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 206010001541 Akinesia Diseases 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004705 High-molecular-weight polyethylene Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005520 electrodynamics Effects 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D15/00—Suspension arrangements for wings
- E05D15/06—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2201/00—Constructional elements; Accessories therefor
- E05Y2201/60—Suspension or transmission members; Accessories therefor
- E05Y2201/622—Suspension or transmission members elements
- E05Y2201/696—Screw mechanisms
- E05Y2201/702—Spindles; Worms
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
- Transmission Devices (AREA)
Abstract
The present invention provides an automatic sliding door driving device which has the advantages of low cost, spatial configuration saving and no special sound generation. A metal rolling screw bolt (6) which has small diameter and has a deep groove at the upper part with a mode of parallel with the closed sliding door (1). One end is provided with a driving motor (9) and an internal thread object (13) which is used for installing the clamping head (12) of engaging tooth oppositely with the rolling screw bolt (6) from the front side and the back side of rolling screw bolt (6). The clamping head (12) of engaging tooth has a linear mountain ridge shape with the same lead angle of rolling screw bolt. The internal screw object (13) is installed on a connecting plate (5) which connects the sliding rail (3) and the sliding door (1).
Description
Technical field
The present invention relates to a kind of drive unit of automatic shutter sliding door.
Background technology
Now, a lot of automatic doors come out gradually, its electrodynamic type driving method also there are various researchs, as its representative, the drive unit (with reference to patent documentation 1) of the automatic shutter door leaf of following formation is proposed: the top of the door leaf that opens and closes on guide rail, moving back and forth on the top of the sliding door that opens and closes moving back and forth on the guide rail, in advance in advance, with the glide direction of this door leaf screw rod is set abreast, an end setting of this screw rod can positive and negative rotation drive source, also be provided with the internal thread body that cooperates with this screw flight from the door leaf side.But, the drive unit that proposes in the patent documentation 1, though can save space, when having in case have a power failure the motor akinesia, the problem that door leaf is opened and closed.
The inventor solves this problem by the helical pitch that increases screw rod.Adopt the big axis of rotation of helical pitch to make the automatic shutter sliding door, even when having a power failure, but also freely openable, therefore be effective method, can estimate that thus the demand that adopts such axis of rotation to make the automatic shutter sliding door can be a lot, but when making axis of rotation, can there be the too high shortcoming of self cost by cutting.Therefore, the inventor proposes to adopt the drive unit (with reference to patent documentation 2) of the automatic sliding door of the bar steel screw rod axis of rotation that the bar steel is reversed and produce.
Patent documentation 1: Japan opens flat 2-53478 communique in fact
Patent documentation 2: Japanese patent application 2007-101087 number
But, for bar steel screw rod axis of rotation, be difficult to obtain the spiral of correct pitch, therefore, internally threaded body carries out various researchs, envisions such effect but can not obtain institute, and the manufacturing cost of bar steel screw rod axis of rotation is also very high, more than expectation.In order further to reduce cost, attempt making by continuous rolling.
In the past, when adopting continuous rolling to make screw rod, the raw material pole is inserted between the thread roller, then form the screw thread ditch from the end of raw material pole, but this ditch is dark more, then the amount of plastic deformation that the raw material pole is produced by thread roller increases, therefore the resistance to rolling that produces between thread roller and the raw material increases, if resistance to rolling increases, then beginning to add man-hour, produce rapid load change in the rolling device side, and beginning to add man-hour, therefore instability, the precision of ditch occurs to the confining force of raw material owing to the increase of resistance to rolling, the problem that the circularity variation is such, especially when making the axle of thin diameter, be easy to generate sur-face peeling, bending, if will adopt rolling to make screw rod, needing the screw rod external diameter usually is more than the 30mm thus.
Yet the cutter portion shape of certain manufacturer's pair roller is carried out various improvement, uses up-to-date rolling mill and technology, produces the 1st rolling screw rod thin diameter, zanjon that diameter is 12mm in the world.
Summary of the invention
In order to solve above-mentioned variety of issue, the inventor uses the rolling screw rod of thin diameter, zanjon, and internally threaded body improves, thereby has solved the variety of issue of sliding door.Promptly, a technical scheme of the present invention is a kind of drive unit of automatic sliding door, the sliding door that on guide rail, is opening and closing by wheel, or be installed on the sliding door top that opens and closes on the interior rail of slide rail by connector, one end axle of rotary screw is connected in drive motor, this rotary screw is longer in the longitudinal direction, parallel with this sliding door switching direction, its two ends are supported by bearing, above-mentioned drive motor is controlled by control device, being located at internal thread body on the above-mentioned rotary screw is connected on the carriage that stretches out from a sliding door side, positive and negative rotation along with drive motor, above-mentioned sliding door opens and closes, it is characterized in that, above-mentioned rotary screw is to be made of metal, its external diameter is thin diameter, and bottom shape is the rolling screw rod with round zanjon of radius R, the helical pitch of this rolling screw rod is longer, and its lead angle is configured to can be with manually moving above-mentioned sliding door when having a power failure.Another technical scheme of the present invention is that the rolling screw rod of above-mentioned zanjon has been implemented surfacing processing.Another technical scheme of the present invention is, be ridge body row with identical lead angle are set on Zhang Ping's plate, are the chuck formula engaging tooth that one constitutes that connects of the zanjon with above-mentioned rolling screw rod with engaging tooth that the rolling screw rod of above-mentioned zanjon is meshed, be used for being formed into and split body with the outer container that the mode of using two these engaging tooths to practise physiognomy from both sides to sandwich above-mentioned rolling screw rod is over the ground installed above-mentioned engaging tooth, by splitting external container integrator is formed above-mentioned internal thread body, this internal thread body is fixed in from the carriage that stretches out of sliding door side two.Another technical scheme of the present invention is, the part of the engaging tooth of the above-mentioned internal thread body that is meshed with the rolling screw rod of above-mentioned zanjon is that the ridge body row with identical lead angle are set on flat board, be the chuck formula engaging tooth that contacts and constitute with the zanjon bottom surface of above-mentioned rolling screw rod, the outer container that the mode that is used for sandwiching above-mentioned rolling screw rod over the ground so that this engaging tooth is practised physiognomy from both sides is installed above-mentioned engaging tooth is formed into splits body, one outer container is fixed in from the carriage that stretches out of sliding door side, another outer container is by on the pivot Zhi Yuyi outer container and can rotate with respect to this container, can adjust the gap between the above-mentioned chuck, thereby form the internal thread body.Another technical scheme of the present invention is, the rolling screw rod of above-mentioned zanjon and the engaging tooth of above-mentioned internal thread body part are made by same material not.Another technical scheme of the present invention is that the engaging tooth of above-mentioned internal thread body is formed from a resin.
Though is to be made of metal usually, metal material has iron, stainless steel, copper, brass, aluminium etc., the most frequently used make axle iron, stainless steel etc. are arranged, can select to be suitable for being provided with the material of site surrounding.In addition, be characterised in that as the rolling screw rod, groove face is more near minute surface, surface roughness is more little, the rolling screw rod of this thin diameter, zanjon also is same, but in order further to improve surface lubrication, can implement surfacing processing to axle, preferred embodiment such as electrolytic polishing or electroless plating are handled, and are the surface modification processing etc. at center with the fluor resin coating.
In addition, the axial wood matter of rolling screw rod and the engaging tooth of internal thread body be same material not preferably, consider the easiness and a large amount of production of making processing, the engaging tooth of internal thread body is preferably for example as ジ ュ ラ コ Application (trade name, polyacetals) etc. be formed from a resin like that, consider wearing and tearing etc., the engaging tooth of internal thread body is more preferably by High molecular weight polyethylene and constitutes.
Preferably use with the part of the engaging tooth of the internal thread body of above-mentioned rolling screw engages and to be provided with on flat board that thereby the ridge body with identical lead angle contacts with point, line or face with the zanjon bottom surface of rolling screw rod and the chuck formula member that constitutes.Say in further detail, ridge body top is with than the slightly little radius of screw rod bottom shape radius R and the zanjon bottom surface butt of above-mentioned rolling screw rod, the ridge body has the semicylinder shape, it is the height that does not contact with above-mentioned rolling screw rod profile, preferably this ridge body is with the lead angle identical with the lead angle of rolling screw rod, and in a row ground is one-body molded with flat board for one or more.
Having put down in writing what connect above-mentioned internal thread body is from the carriage that stretches out of sliding door side, but the words that this is further described, when using slide rail, the connector of rail and sliding door in this carriage is meant and connects, under the situation of the sliding door that uses guide rail and hanging wheel, above-mentioned carriage both can be the carriage that is installed on the hanging wheel on the sliding door, can be again the carriage that directly stretches out from pulling, and above-mentioned arbitrary situation all is encompassed among " carriage " this speech.In addition, under the situation of the sliding door of lower whorl, above-mentioned carriage is meant the carriage that directly stretches out from pulling.
The drive unit of automatic sliding door of the present invention, one technical scheme are the rolling screw rods that metal is made, and therefore can produce in a large number, thereby can realize reducing cost significantly.In addition, owing to be the rolling screw rod, the screw thread groove face is near mirror-like, thus less with the friction of internal thread body, the switching that can successfully pull.In addition, with the engaging tooth part in the just internal thread body that the roll threaded shank directly contacts, this part constitutes the chuck formula, so change easily as running stores, and owing to be resin manufacture, can produce in a large number, therefore estimate and to reduce cost, in addition, by being this engaging tooth part of resin manufacture, can be in advance in respect of quiet effect, in addition, because screw rod is a zanjon, so durability is good, because screw diameter is thinner, so components in its entirety can be less, by use drive unit of the present invention with slide rail, can produce the just right seamless space depth 70mm that is accommodated in that attracts tremendous attention in the door and window industry now, the drive unit of the small-sized automatic sliding door in the space of high 100mm.In addition, because the chuck of engaging tooth is faced mutually with the rolling screw rod, just in time become the oblique state, so be not easy to come off, also having can be with the such effect of same mould manufacturing.In addition, owing to being set for, the lead angle of screw rod can when having a power failure, pull, so even when having a power failure, also the switching that can carry out is gently moved with manually moving.
Description of drawings
Fig. 1 is the front view when in the expression embodiment of the invention 1 apparatus of the present invention being installed.
Fig. 2 is the exploded perspective view that is used to illustrate the formation of the internal thread body of embodiment 1 and rolling screw rod.
Fig. 3 is the exploded perspective view that is used to illustrate the formation of the internal thread body of embodiment 2 and rolling screw rod.
The specific embodiment
Drive unit based on the automatic sliding door of the description of drawings embodiment of the invention 1, Fig. 1 is the front view when in the expression embodiment of the invention 1 apparatus of the present invention being installed, Fig. 2 is the exploded perspective view that is used to illustrate the formation of the internal thread body of embodiment 1 and rolling screw rod, and Fig. 3 is the exploded perspective view that is used to illustrate the formation of the internal thread body of embodiment 2 and rolling screw rod.
Based on the formation of description of drawings embodiment 1, in Fig. 1,2, on the substrate 2 of being located at sliding door 1 top, slide rail 3 is installed, will pull by junction plate (carriage) 51 is connected on the interior rail 4 of this slide rail 3.In addition, rolling screw rod 6 made of iron rotatably is installed on same substrate 2, this rolling screw rod 6 is parallel with sliding door 1, be that external diameter is the thin diameter screw of 10mm, bottom shape is that to have radius be the circle of 2.5mm and the zanjon of 3mm, and having helical pitch is two screw threads of 23mm, and two axial regions of this rolling screw rod 6 rotatably are installed on the substrate 2 by bearing 7, one end of this rolling screw rod 6 is connected in drive motor 9 by shaft coupling 8, and drive motor 9 can be by control device 10 controls.
As shown in Figure 2, split the chuck 12 that an outer container 11A who is partitioned into is provided with engaging tooth, the chuck 12 of this engaging tooth be used for being meshed with the ditch of rolling screw rod 6, crest portion is that radius is the semicircle of 2.4mm, high have the lead angle identical with rolling screw rod 6 for the ridge body of 3.5mm, at wide 10mm, one-body molded on the board of thick 3mm is the chuck 12 that two ridge bodies of material form this engaging tooth with the high-molecular polythene, split the chuck 12 that also is provided with engaging tooth on another outer container 11B that is partitioned into, with these two outer container 11A, 11B is to being combined into one, thereby form the internal thread body 13 of the chuck 12 of engaging tooth in the face of 6 engagements of rolling screw rod, outer container 11A in this internal thread body 13 is connected in junction plate 5, thereby make the drive unit of automatic sliding door integrated, finished automatic sliding door with sliding door 1.In addition, in embodiment 1, it is right that the ridge body in the chuck 12 of engaging tooth is that two ridge bodies are practised physiognomy, though minimum be that 1 ridge body also can make sliding door 1 move, but consider and rock etc., a plurality of ridge bodies preferably are set.
The helical pitch of this rolling screw rod 6 is constituted as when having a power failure together can easy positive and negative rotation with drive motor 9 with manually opening and closing 1 o'clock screw rod 6 of sliding door, and the control of the speed control unit at the positive and negative rotation of this drive motor 9, standard-sized sheet, full cut-off detection part, assigned position place etc. is controlled by the controllers in the control device 10 all.
Then, action is described.When being located at starting switch (not shown) starting on the sliding door 1, according to from the instruction in the control device 10, drive motor 9 is rotated, through shaft coupling 8, drive rolling screw rod 6 and be rotated, along with the rotation of this rolling screw rod 6, move with the internal thread body 13 of these rolling screw rod 6 engagements, along with moving of internal thread body 13, the sliding door 1 that is connected moves by slide rail 3, and opens automatically.In addition, at closing time, drive motor 9 counter-rotating, internal thread body 13 moves round about, 1 is closed thereby pull.Being confirmed to stop and opening and closing the positive and negative rotation of the drive motor 9 that sensor midway causes etc. by standard-sized sheet, full cut-off, all is to be controlled by control device 10.In addition, when having a power failure, the helical pitch of rolling screw rod 6 is set in advance and can together rotates together with motor reel by manual sliding door, therefore, even when having a power failure, also can be with manually making sliding door 1 freely openable.
In addition, rolling screw rod 6 is that iron is made, and the chuck 12 of engaging tooth is that high-molecular polythene is made, and therefore, can not send allophone, can change the chuck 12 as the engaging tooth of running stores easily.In addition, in the time need under the strong corrosion environment, using near the automatic door in the house of seashore or the automatic door of public washroom etc., need to use electroplate screw rod that axle or stainless steel or other materials make etc., the rolling screw rod material of selecting to conform is important.
The formation of embodiment 2 then, is described.Embodiment 2 compares with embodiment 1, the formation difference of internal thread body 13, rolling screw rod 6 is constant with the engagement of the chuck 12 of engaging tooth among the embodiment 1, can not adjust, to this, constitute among the embodiment 2 and can adjust, even make the engaging tooth wearing and tearing, the contact condition of itself and rolling screw rod 6 can not change yet.As shown in Figure 3, be provided with the hole that is used to install compression helical spring 14 in the bottom of an outer container 11A, compression helical spring 14 is installed, this outer container 11A goes up chimeric another outer container 11B, turning cylinder 15 is installed in utilization from two ends, making another container serves as that the axle center carries out freely rotating with turning cylinder 15.The hole that is used to install compression helical spring 14 is cut screw thread, is provided with the band hexagon hollow in the behind of compression helical spring 14 and settles screw (not shown), can adjust spring pressure thereby constitute.Identical about other formations with embodiment 1, be connected in junction plate 5 at the outer container 11A of a side that is provided with this hole that is used to install compression helical spring 14, thereby make the drive unit of automatic sliding door integrated with sliding door 1, finished automatic sliding door.
Action to embodiment 2 describes, one outer container 11B is a fulcrum with mounting screw hole 18, the compression helical spring 14 that is positioned at its downside is to opening pressuring direction, therefore, the chuck 12 of the engaging tooth of upside is constantly pushed by the spiral goove bottom side to rolling screw rod 6, even thereby the crest portion of the chuck of engaging tooth 12 wearing and tearing, they are compressed also that helical spring 14 is pushed and therefore uninterrupted contact condition can successfully open and close with not rocking.
Claims (6)
1. the drive unit of an automatic sliding door, above the sliding door that opens and closes along guide rail, one end axle of rotary screw is connected in drive motor, this rotary screw is longer in the longitudinal direction, parallel with this sliding door switching direction, its two ends are supported by bearing, above-mentioned drive motor is controlled by control device, being located at internal thread body on the above-mentioned rotary screw is connected on the carriage that stretches out from a sliding door side, positive and negative rotation along with drive motor, above-mentioned sliding door opens and closes, it is characterized in that, above-mentioned rotary screw is to be made of metal, its external diameter is thin diameter, and bottom shape is the rolling screw rod with round zanjon of radius R, and the helical pitch of this rolling screw rod is longer, and its lead angle is configured to can be with manually moving above-mentioned sliding door when having a power failure.
2. the drive unit of automatic sliding door according to claim 1 is characterized in that, the rolling screw rod of above-mentioned zanjon has been implemented surfacing processing.
3. the drive unit of automatic sliding door according to claim 1 and 2, it is characterized in that, with the engaging tooth that the rolling screw rod of above-mentioned zanjon is meshed is to be wholely set the ridge body with identical lead angle to be listed as the chuck formula engaging tooth that forms on Zhang Ping's plate, this mentioned ridge-shaped body is used for connecting with the zanjon of above-mentioned rolling screw rod, be used for being formed into and split body with the outer container that the mode of using two these engaging tooths to practise physiognomy from both sides to sandwich above-mentioned rolling screw rod is over the ground installed above-mentioned engaging tooth, by splitting outer container integrator is formed above-mentioned internal thread body, this internal thread body is fixed in from the carriage that stretches out of sliding door side two.
4. the drive unit of automatic sliding door according to claim 1 and 2, it is characterized in that, the engaging tooth of the above-mentioned internal thread body that is meshed with the rolling screw rod of above-mentioned zanjon partly is that the ridge body row with identical lead angle are set on flat board, be the chuck formula engaging tooth that contacts and constitute with the zanjon bottom surface of above-mentioned rolling screw rod, the outer container that the mode that is used for sandwiching above-mentioned rolling screw rod over the ground so that this engaging tooth is practised physiognomy from both sides is installed above-mentioned engaging tooth is formed into splits body, one outer container is fixed in from the carriage that stretches out of sliding door side, another outer container is propped up on an above-mentioned outer container by pivot, can rotate with respect to this outer container, can adjust the gap between the above-mentioned chuck, form the internal thread body thus.
5. according to the drive unit of each described automatic sliding door in the claim 1～4, it is characterized in that the rolling screw rod of above-mentioned zanjon and the engaging tooth of above-mentioned internal thread body part is made by same material not.
6. according to the drive unit of each described automatic sliding door in the claim 1～4, it is characterized in that the engaging tooth of above-mentioned internal thread body partly is formed from a resin.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007276973A JP5309319B2 (en) | 2007-09-26 | 2007-09-26 | Automatic sliding door drive |
| JP2007276973 | 2007-09-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101397875A true CN101397875A (en) | 2009-04-01 |
Family
ID=40516691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101514888A Pending CN101397875A (en) | 2007-09-26 | 2007-10-24 | Driving device for automatic sliding door |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5309319B2 (en) |
| KR (1) | KR20090031964A (en) |
| CN (1) | CN101397875A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088547A (en) * | 2013-11-26 | 2014-10-08 | 都江堰市凯鑫自动门技术有限公司 | Toilet automatic door |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5714321B2 (en) * | 2010-12-25 | 2015-05-07 | 株式会社三明製作所 | Bone screw and bone screw manufacturing method |
| CN103015835A (en) * | 2012-12-31 | 2013-04-03 | 嘉兴市华特机电有限公司 | Window opening device suitable for high-rise translation window |
| CN104895442A (en) * | 2014-03-05 | 2015-09-09 | 林会明 | Roller lead screw sliding plug door |
| KR101908984B1 (en) | 2017-05-22 | 2018-10-17 | 서울교통공사 | Moving part and door opening and closing apparatus having the same |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0719561U (en) * | 1993-09-17 | 1995-04-07 | 日本軽金属株式会社 | Sliding door drive |
| JP2007092506A (en) * | 2005-09-02 | 2007-04-12 | Yuki Ando | Automatic door device |
-
2007
- 2007-09-26 JP JP2007276973A patent/JP5309319B2/en active Active
- 2007-10-23 KR KR1020070106566A patent/KR20090031964A/en not_active Application Discontinuation
- 2007-10-24 CN CNA2007101514888A patent/CN101397875A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088547A (en) * | 2013-11-26 | 2014-10-08 | 都江堰市凯鑫自动门技术有限公司 | Toilet automatic door |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5309319B2 (en) | 2013-10-09 |
| JP2009079462A (en) | 2009-04-16 |
| KR20090031964A (en) | 2009-03-31 |
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Application publication date: 20090401 |