CN1914398A

CN1914398A - Movable body driving device and automatic drawing device

Info

Publication number: CN1914398A
Application number: CNA2005800034416A
Authority: CN
Inventors: 星出薰; 佐藤明; 佐佐木聪一
Original assignee: THK Co Ltd
Current assignee: THK Co Ltd
Priority date: 2004-01-30
Filing date: 2005-01-26
Publication date: 2007-02-14
Anticipated expiration: 2025-01-26
Also published as: CN1914398B; JP4188254B2; JP2005211443A

Abstract

The invention provides a movable body driving device which is simple in arrangement and capable of moving a movable body in a predetermined direction; and an automatic drawing device. A movable body driving device including a roller (12) serving as a rotary member rotatably supported by an inner frame body (11) serving as a support member, and a motor (13) for rotating the roller (12), wherein the roller (12) is contacted with a movable body disposed for movement in a predetermined direction, with a predetermined force by using the elastic forces of coil springs (21, 22, 23) serving as elastic members and the rotation of the roller (12) causes the movable body to be moved by a frictional force exerted between the movable body and the roller ; and an automatic drawing device using the movable body driving device for its drawer driving mechanism.

Description

Movable body driving device and automatic drawing device

Technical field

The present invention relates to be used for door and drawer etc. are reached the automatic drawing device that has used this movable body driving device in drawer travel mechanism to the moving body that predetermined direction moves to the movable body driving device that moving direction drives.

Background technology

Move back and forth and the type of drive of the door main body that opens and closes to predetermined direction as the door main body that makes moving body, for example automatic door device, can consider tooth bar/pinion mode for example, with wire reel, various type of drive such as the mode of uncoiling, oil pressure mode, linear motor mode, but all be that adjusting trouble, price between mechanism's complexity, parts is also higher.In addition, the automatic shutter of drawer is by elastomeric element such as spring or makes the track of guiding drawer have mechanical structures such as gradient to carry out.This also has the adjusting between parts and makes the problem of trouble of the complexity such as mechanism of track inclination, adjusting.

In addition, in the past, the drawer of system kitchen and furniture etc. was nearly all manually pulled out and was drawn in.Therefore, in two hands, hold under the state of weight drawer pulled out or draw in and to carry out or very difficult.In addition, as the system kitchen, on the device framework, have under the situation of multistage drawer, mostly in the drawer of subordinate, take in the heavier article of weight, heavier article put into taking-up with the state of bending over, thus especially to health have obstacle the people or advanced age the person be difficult operation.

In order to tackle in this, draw in drawer in order to pull out automatically, also considered by elastic bodys such as springs, made the track of guiding drawer have mechanical structures such as gradient to constitute automatic drawing device, but the adjusting between parts is arranged and make mechanism that track tilts etc. complicated, regulate the problem of trouble.

Summary of the invention

The present invention puts in view of the above problems and makes, and its 1st purpose provides a kind of simple in structure and movable body driving device of regulating easily, moving body being moved to predetermined direction.

In addition, the 2nd purpose of the present invention provides and a kind ofly only just drawer can be pulled out the automatic drawing device of drawing in and can showing feeling of high class by driving mechanism simple in structure is set.

In order to reach above-mentioned the 1st purpose, the invention provides a kind of movable body driving device, it is characterized in that, possesses the driving mechanism that rotation is supported on the rotary part on the support component freely and makes this rotary part rotation, the elastic force of utilizing elastomeric element is fastened on to predetermined direction rotary part with predetermined power and moves on the moving body of configuration freely, drive this rotary part by rotation this moving body is moved.

In addition, in above-mentioned movable body driving device, it is characterized in that, between rotary part and driving mechanism, be provided with the clutch mechanism that the driving force of this driving mechanism is passed to this rotary part or cut-out.

In addition, in above-mentioned movable body driving device, it is characterized in that, support component constitutes by the 1st support component that supports rotary part with via the 2nd support component that elastomeric element supports the 1st support component, the 1st support component to the moving body application of force, is fixed on fixation side with the 2nd support component by elastomeric element.

In addition, in above-mentioned movable body driving device, it is characterized in that the 1st support component straight line moves and is supported on freely on the 2nd support component, and make its near moving body ground by the elastomeric element application of force.

In addition, in above-mentioned movable body driving device, it is characterized in that the 1st support component is supported on the 2nd support component freely via back shaft swing, and make its free end near moving body ground by the elastomeric element application of force.

In addition, in above-mentioned movable body driving device, it is characterized in that rotary part is made of roller, contact, drive this moving body by the frictional force between this roller and this moving body with moving body.

In addition, in above-mentioned movable body driving device, it is characterized in that the surface at least of roller is made of the synthetic resin material.Like this, the surface at least by making roller is for the synthetic resin material, if in the synthetic resin material, use suitable synthetic resin (for example polyurethane resin), then can and moving body between produce suitable frictional force.

In addition, in above-mentioned movable body driving device, it is characterized in that, on above-mentioned moving body, be provided with the engaging part of rotary part engaging.

In addition, in above-mentioned movable body driving device, it is characterized in that above-mentioned rotary part is a roller, above-mentioned engaging part be and this roller between produce the slideway of frictional force.

In addition, in above-mentioned movable body driving device, the invention is characterized in that above-mentioned rotary part is a pinion, above-mentioned engaging part is the tooth bar with this pinion.

In order to reach above-mentioned the 2nd purpose, the invention provides a kind of automatically (electronic) drawer, it is characterized in that possessing the drawer that can put into and take out with respect to the device framework and make this drawer to pull-out direction and draw in the drawer driving mechanism that direction moves.

In addition, in above-mentioned automatic drawing device, it is characterized in that, the drawer driving mechanism possesses the driving mechanism that rotation is supported on the rotary part on the support component freely and makes this rotary part rotation, utilize the elastic force of elastomeric element rotary part to be fastened on the drawer with predetermined power, drive rotary part by rotation, make this drawer to pull-out direction and draw in direction and move.

In addition, in above-mentioned automatic drawing device, it is characterized in that, between rotary part and driving mechanism, be provided with the clutch mechanism that the driving force of this driving mechanism is passed to this rotary part or cut-out.

In addition, in above-mentioned automatic drawing device, it is characterized in that, support component constitutes by the 1st support component that supports rotary part with via the 2nd support component that elastomeric element supports the 1st support component, the 1st support component to the drawer application of force, is fixed on device framework with the 2nd support component by elastomeric element.

In addition, in above-mentioned automatic drawing device, it is characterized in that the 1st support component straight line moves and is supported on freely on the 2nd support component, and make its near drawer ground by the elastomeric element application of force.

In addition, in above-mentioned automatic drawing device, it is characterized in that the 1st support component is supported on the 2nd support component freely via back shaft swing, and make its free end near drawer ground by the elastomeric element application of force.

In addition, in above-mentioned automatic drawing device, it is characterized in that rotary part is made of roller, contact, drive this drawer by the frictional force between this roller and this drawer with drawer.

In addition, in above-mentioned automatic drawing device, it is characterized in that the surface at least of roller is made of synthetic resin.

In addition, in above-mentioned automatic drawing device, it is characterized in that, be provided with on the roller contact surface of drawer and roller between produce the slideway of frictional force.

Description of drawings

Fig. 1 is the figure of the structure example of expression movable body driving device involved in the present invention.

Fig. 2 is the figure that expression is positioned in the base plate of drawer the state on the movable body driving device involved in the present invention.

Fig. 3 is the figure of structure example that the electrodynamic type drawer of movable body driving device involved in the present invention has been installed in expression.

Fig. 4 is the figure of installation portion of the movable body driving device of expression electrodynamic type drawer shown in Figure 3.

The figure of Fig. 5 state that to be expression pull out the drawer of the subordinate of electrodynamic type drawer shown in Figure 3.

The figure of Fig. 6 state that to be expression pull down the drawer of the subordinate of electrodynamic type drawer shown in Figure 3.

Fig. 7 is the figure of the structure example of expression movable body driving device involved in the present invention.

Fig. 8 is the figure of the structure example of expression movable body driving device involved in the present invention.

Fig. 9 is the figure of the structure example of expression movable body driving device involved in the present invention.

Figure 10 is that the A-A of Fig. 9 is to view.

Figure 11 is that the B-B of Fig. 9 is to view.

Figure 12 is that expression is with movable body driving device involved in the present invention figure as the example of circular-arc sliding door drive unit.

Symbol description

10 movable body driving devices, 11 internal frame bodies

12 rollers, 13 motors

14 motor gears, 15 idler gears

17 locating snap rings, 18 guide pins

19 guide pins, 20 guide pins

21 helical springs, 22 helical springs

23 helical springs, 24 outer frameworks

30 drawers, 31 drawers

33 underframe plates, 34 recesses

35 slideways, 36 base plates

40 movable body driving devices, 41 outer frameworks

42 openings, 44 rotation support shaft

45 springs, 46 internal frame bodies

50 inlet portions, 51 inlet openings

52 sliding doors, 60 pinions

61 tooth bars, 62 moving bodys

70 movable body driving mechanisms, 71 clutch mechanisms

72 roller supporting mechanisms, 73 frameworks

74 carriages, 75 idler gears

76 clutches, 77 axis of rotation

78 axis of rotation, 79 idler gears

80 gears, 81 gears

82 gears, 83 support components

84 axis of rotation, 85 swivel plates

86 axis of rotation, 87 helical springs

The specific embodiment

The embodiments of the present invention example is described below with reference to the accompanying drawings.In the embodiment example, be that example is illustrated with automatic drawing device and automatic door device, but movable body driving device involved in the present invention is not limited to this, can be in use in the moving of all moving bodys.Fig. 1 is the figure of the structure of expression movable body driving device involved in the present invention, and Fig. 1 a is a vertical view, Fig. 1 b be the B-B of this Fig. 1 a to looking sectional view, Fig. 1 c is a front section view.

It is that the center rotation is supported on freely as roller 12 and motor 13 as rotary part on the internal frame body 11 of the 1st support component that this movable body driving device 10 possesses with axle 12a.The revolving force of motor 13 is delivered to roller 12 via motor gear 14, idler gear 15.That is, constitute the driving mechanism that makes roller 12 rotations by motor 13, motor gear 14, idler gear 15.Roller 12 is formed by synthetic resin (using polyurethane resin here).18,19,20 is that an end is fixed on as the guide pins on the outer framework 24 of the 2nd support component, the guide pins through hole that the other end of this guide pins 18,19,20 will be formed on 3 11a of ear, 11b, the 11c connects, and these 3 11a of ear, 11b, 11c are formed on the two ends and sidepiece of internal frame body 11.The soffit of the 11a of ear, the 11b of the periphery separately of guide pins 18,19,20 and internal frame body 11,11c and outside between framework 24 inner bottom surfaces, be provided with helical spring (compression spring) 21,22,23 as elastomeric element.

The part of the periphery of roller 12 is than the outstanding preliminary dimension of the upper surface of internal frame body 11, as shown in Figure 2, if for example be pushed on the slideway 35 on the base plate 36 that is installed in drawer, then each

helical spring

21,22,23 is compressed, and internal frame body 11 drops in the outer framework 24.That is, internal frame body 11 moves via guide pins 18,19,20 and

helical spring

21,22,23 straight lines and is supported on freely on the outer framework 24.In addition, the 17th, the locating snap ring that the 11a of ear, the 11b of internal frame body 11,11c stop guide pins 18,19,20 to fly out.

Fig. 3 and Fig. 4 are that expression is installed to above-mentioned movable body driving device on the drawer and makes the figure of the structure example of automatic drawing device, Fig. 3 is the part cut-away side view of the structure of expression drawer integral body, and Fig. 4 is the figure of the installation portion of expression movable body driving device.As shown in the figure, the drawer that drawer 30 has multistage (being 3 grades in the drawings) on the leading section of the underframe plate 33 of the drawer 31 of taking in subordinate, is equipped with movable body driving device involved in the present invention 10 as the drawer driving mechanism.

Leading section at underframe plate 33 is formed with the recess 34 that is used for installing movable body driving device 10, is inserted with the outer framework 24 of the movable body driving device 10 of said structure in this recess 34, is fixed on the underframe plate 33 by Screw (not shown) etc.Under this state, the roller 12 of movable body driving device 10 is secured at slideway 35 pushings on the soffit of base plate 36 of drawer 31, and movable body driving device 10 becomes state shown in Figure 2.If under this state, drive the motor 13 of movable body driving device 10, then as described above, drawer 31 is advanced by the frictional force that between roller 12 and slideway 35, produces, finally become state shown in Figure 5.At this moment, the soffit that on the rearward end of drawer 31, is provided with soffit and base plate 36 be conplane protuberance 31a (a) with reference to Fig. 4, on the soffit of this protuberance 31a, also can make drawer 31 advance to the position that to take out content easily by pasting slideway 35.In addition, also can shown in Fig. 4 b, will be installed on the base plate 36 with the slideway 35 of protuberance 31a all-in-one-piece shape.The roller 12 of this movable body driving device 10 is not owing to have fixing contact, so as shown in Figure 6, and can corresponding removable drawer.In addition, under the situation that can fully guarantee the frictional force between roller 12 and the drawer or under the situation of the problems such as wearing and tearing that can not produce drawer, might not need slideway (runner) 35 because of contacting of roller 12.

In this movable body driving device, the stretching force by

helical spring

21,22,23 boosts internal frame body 11, roller 12 is pressed on the slideway 35 on the soffit of the base plate 36 that is pasted on drawer 31.Thus, the height error at the bottom of the drawer is pressed to roller 12 on the bottom surface of drawer 31 reliably by the flexible absorption of

helical spring

21,22,23, produces to be used for carrying out the roller 12 of transmission of power and the frictional force of slideway 35.Particularly, because removable drawer is compared the error that occurs short transverse easily with fixed drawer, so this movable body driving device 10 is fit to.In addition, even in drawer 31, taken in the bigger article of weight, on the base plate 36 of this drawer 31, taken place under the crooked situation, owing to can absorb the displacement that this bending brings by the contraction of

helical spring

21,22,23, so can between roller 12 and slideway 35, produce suitable frictional force, can carry out drawer 31 to pull-out direction and draw in moving of direction.

Fig. 7 is the stereogram of another structure example of expression movable body driving device involved in the present invention.This movable body driving device 40 is provided with opening 42 at the central portion as the tabular outer framework 41 of the 2nd support component, makes roller 12 from these opening 42 outstanding scheduled volumes.One sidepiece of outer framework 41 cut and bend downwards with predetermined space and rotational support shaft supporting part 41a, 41b be set, this rotational support shaft supporting part 41a, 41b rotate the internal frame body 46 that supports freely as the 1st support component by rotation support shaft 44, and spring 45,45 (expression has only the spring 45 of an end in the drawings) is installed on the both ends of this rotation support shaft 44.

On internal frame body 46, same with the internal frame body 11 of Fig. 1, rotation is supported with roller 12, idler gear 15 and motor gear 14 freely.As mentioned above, internal frame body 46 is rotated by rotation support shaft 44 and is supported on freely on the outer framework 41, and the elastic force by

spring

45,45 is that center pair roller 12 is to the direction application of force of giving prominence to from opening 42 with rotation support shaft 44.That is, internal frame body 46 is supported on the outer framework 41 freely via 45,45 swings of rotation support shaft 44 and spring, the elastic force by

spring

45,45 to its free end to the direction application of force of giving prominence to from opening 42.In the movable body driving device 40 that constitutes so also with above-mentioned same, rotational support shaft supporting part 41a, 41b and internal frame body 46 are inserted in the recess 34 on the leading section that is formed at underframe plate 33, outer framework 41 is fixed on the underframe plate 33, thus, elastic force by

spring

45,45 is to the free end application of force of internal frame body 46, make itself and base plate 36 approaching, constitute automatic drawing device.

In addition, in above-mentioned example, made the structure on the base plate 36 that will be pressed to drawer 31, it has been pressed on the side plate side of drawer but according to circumstances also can constitute as the roller 12 of the movable

body driving device

10,40 of drawer driving mechanism.

In addition, the structure of drawer driving mechanism is constituted, the roller 12 as rotary part that pinion 60 replaces movable body driving device shown in Figure 1 10 is set shown in Fig. 8 a like that, drives this pinion 60 via motor gear 14, idler gear 15 by motor 13.And, shown in Fig. 8 b, also can be at the tooth bar 61 of the soffit setting and 60 engagements of this pinion of the base plate 36 of drawer.In addition, pinion 60 also can be set in movable body driving device shown in Figure 7 40 replaces roller 12 certainly.

Fig. 9 to Figure 11 is the figure of another structure example of expression movable body driving device, and Fig. 9 is a vertical view, Figure 10 be the A-A of Fig. 9 to looking sectional view, Figure 11 is that the B-B of Fig. 9 is to looking sectional view.This movable body driving device 70 be possess motor 13, transmit this motor 13 revolving force clutch mechanism 71 and move up and down freely the structure of the roller supporting mechanism 72 of backing roll 12 (swinging up and down freely) with predetermined elasticity power.Motor 13 is geared motors, is that no power is with regard to non-rotary structure.This motor 13 is fixed on via clutch 74 on the bottom of recess 73a of framework 73.In addition, the end at the axis of rotation of motor 13 is fixed with motor gear 14.

Clutch mechanism 71 has revolving force with motor 13 and passes to the function that rotation is supported on the roller 12 on the swivel plate 85 of roller supporting mechanism 72 freely between motor 13 and roller supporting mechanism 72.This clutch mechanism 71 is made of idler gear 75 and clutch 76, and idler gear 75 is supported on the carriage 74 freely via axis of rotation 77 rotations, with motor gear 14 engagements.Clutch 76 also is supported on the carriage 74 freely via axis of rotation 78 rotations.In addition, be fixed with idler gear 79 at an end of axis of rotation 78, the revolving force of this idler gear 79 passes to the gear 82 on the axle 12a that is fixed on roller 12 via gear 80, gear 81.

The gear 80 of roller supporting mechanism 72 is fixed on rotation and is supported in freely on the end of the axis of rotation (swinging axle 84) on the support component 83, and described support component 83 is fixed on the bottom of the recess 73a of framework 73.On the two ends of axis of rotation 84, rotate swivel plate 85 is installed freely.This swivel plate 85 is made of the helical spring holding section 85c of the end engaging of gear support portion 85a, the 85b at the both ends of the axle 12a of axis of rotation 86 that rotates supporting rotating shaft 84, gear 81 freely and roller 12 and helical spring 87, the mutually opposed and configured in parallel of

gear support portion

85a, 85b, helical spring holding section 85c is formed on the end of

gear support portion

85a, 85b, and it is linked both.One end of a plurality of (being 5 in the drawings) helical spring 87 is fastened on the helical spring holding section 85c of swivel plate 85, and the other end is fastened on the bottom of the recess 73a of framework 73.

By as Figure 10, Figure 11, the movable body driving device 70 of said structure being installed in the recess 34 of underframe plate 33, swivel plate 85 is drawn by the elastic force of helical spring 87, with axis of rotation 84 be the center with the direction application of force of roller 12 to base plate 36, the elastic force by helical spring 87 is connected on the slideway 35 on the soffit that is pasted on this base plate 36 roller 12.Here, the 1st support component as the roller 12 of rotary part is supported in swivel plate 85 formation rotations freely, swings up and down support component 83 and framework 73 formations the 2nd support component that (rotatablely moving up and down) supports this swivel plate 85 freely via helical spring 87.

To the movable body driving device 70 of structure shown in Figure 11, as mentioned above, motor 13 is geared motors at Fig. 9, and geared motor is non-rotary motor when no power as mentioned above.Thereby, not to motor 13 energising the time or because of have a power failure etc. can not situation to motor 13 energisings under, roller 12 is a lock-out state, can not manually drawer be pulled out and draw in.As its countermeasure, the clutch mechanism 71 that possesses clutch 76 is set between motor 13 and roller supporting mechanism 72 here.If 76 energisings of this clutch, then idler gear 75 links via clutch 76 and axis of rotation 78, and the revolving force of idler gear 75 is passed to axis of rotation 78, and if no power, then this binding is disengaged and axis of rotation 78 becomes free state.So if switch on, disconnect simultaneously energising simultaneously via 88 pairs of motors of cable 13 and clutch 76, then axis of rotation 78 becomes free state not to motor 13 energisings the time, so roller 12 also becomes free state, can draw in by manually smoothly drawer being pulled out.

In addition, Fig. 1, Fig. 7, Fig. 8, Fig. 9 movable

body driving device

10,40,10 examples in above-mentioned example, have been represented to use as the drawer driving mechanism to structure shown in Figure 11, but the drawer driving mechanism is not limited to this, for example can adopt will as the reaction panel of 2 sides of linear motor as drawer, with 1 side be installed in tubular linear motor driven on the device framework, by motor machine hand-drive drawer hand type, utilize the pulley of motorized motions pulley and band to add the drawer driving mechanism of band mode etc.In addition, in the movable body driving device shown in Fig. 1, Fig. 7, Fig. 8, Fig. 9 to Figure 11 10,40,10,70, motor 13 both can be an electro-motor, also can be hydraulic motor.

In addition, in the above-described embodiments, represented the example of movable body driving device involved in the

present invention

10,40,70 as the driving mechanism of automatic (electronic) drawer, but the application of this movable

body driving device

10,40,70 is not limited to this, for example also can be as shown in figure 12, this movable

body driving device

10,40 is used for opening and closing the sliding door drive unit of circular-

arc sliding door

52,52, and this sliding

door

52,52 will open and close with the inlet opening 51 of cylindric outstanding inlet portion 50.In addition, Figure 11 a is the stereogram of the inlet portion of building, and Figure 11 b is a circular-arc sliding door 52 and the vertical view of the contact site of the roller 12 of movable

body driving device

10,40,70.

In addition, the structure of movable body driving device is constituted, what replace movable body driving device 10 shown in Figure 1 is provided with pinion 60 like that as the roller 12 of rotary part shown in Fig. 8 a, drive these pinions 60 by motor 13 via motor gear 14, idler gear 15.And, on moving bodys such as drawer, sliding door 62, the tooth bar 61 with 60 engagements of this pinion can be set like that shown in Figure 10 b also.In addition, in the movable body driving device 10 of Fig. 7, Fig. 1 structure extremely shown in Figure 10, pinion can be set also certainly and replace roller 12.

In addition, in Fig. 1, Fig. 7, Fig. 1 to Figure 10, movable

body driving device

10,40,70,10 shown in Figure 12, motor 13 both can be an electro-motor, also can be hydraulic motor.

Embodiments of the present invention more than have been described, but the present invention is not limited to above-mentioned embodiment, can does various distortion in the scope of claims and in the scope of the technological thought that manual and accompanying drawing are put down in writing.

Industrial applicibility

As described above, according to movable body driving device involved in the present invention, owing to utilize bullet The property parts elastic force with predetermined power rotary part is fastened on the moving body, so moving body And the error of the installation site of rotary part etc. absorbed by the displacement of elastomeric element, moving body with revolve The transfer part part can always engage with suitable state, and the adjusting that is used for engaging becomes very Easily.

In addition, by the driving force with driving mechanism is set between rotary part and driving mechanism Pass to the clutch mechanism of this rotary part or cut-out, even for example in the driving of driving mechanism Adopt the such no power of geared motor with regard to non-rotary motor, in cold situation in the source In the situation lower or that can not switch on because having a power failure etc., by discharging rotating part by clutch mechanism The binding of part and driving mechanism, rotary part becomes free state, can pass through manually smoothly Moving body is moved.

In addition, owing to the 1st support component is supported on the 2nd support component via elastomeric element, By elastomeric element towards the moving body application of force, so only by the 2nd support component is fixed on Decide on the precalculated position of side, just can make rotary part be fastened on moving body with suitable state On, the adjusting that is used for engaging becomes and is easy to.

In addition, because the 1st support component traveling priority is supported on the 2nd support component freely On, and be subjected to the above-mentioned elastomeric element application of force, so that it is near above-mentioned moving body, so with above-mentioned Equally, only by the 2nd support component being fixed on the precalculated position of fixation side, just can make Rotary part is fastened on the moving body with suitable state, and the adjusting that is used for engaging becomes very Easily.

In addition, because the 1st support component is supported on the 2nd support freely via the back shaft swing On the parts, and be subjected to the elastomeric element application of force, so that its free end is near moving body, so and skill The invention that art scheme 2 is put down in writing is same, only by the 2nd support component being fixed on fixation side On the precalculated position, rotary part is fastened on the moving body with suitable state, is used for The adjusting that engages becomes and is easy to.

Because rotary part is made of roller, contacts with moving body, by between this roller and this moving body Frictional force drive this moving body, so can by with the elastic force of elastomeric element with roll-in The power on the moving body of being connected on is come the frictional force between dancer rools and the moving body, so, can pass through Simple structure and moving body is moved with suitable driving force. In addition, even at moving body The face of roller contact on have concavo-convex or flexural deformation, also stretching concavo-convex by elastomeric element The displacement of part, crooked displacement absorb, and roller is always pressed against on the moving body by suitable pressure, Can between moving body and roller, produce suitable frictional force and moving body is moved.

In addition, according to automatic drawer involved in the present invention, owing to can drive by drawer Actuation mechanism is pulled out drawer and is drawn in, so even hold in two hands under the state of weight, also can Enough drawer being pulled out by the operations such as pin (pushing, contact etc.) drawn in.

In addition, owing to utilize the elastic force of elastomeric element with predetermined power rotary part to be fastened on On the drawer, so the error of the installation site of drawer and rotary part etc. is by the displacement of elastomeric element Absorb, drawer can always engage with suitable state with rotary part, and is used for carrying out The adjusting of engaging becomes and is easy to.

In addition, by between rotary part and driving mechanism, being provided with the driving with this driving mechanism Power passes to the clutch mechanism of this rotary part or cut-out, even driving at driving mechanism for example Non-rotary motor when adopting geared motor to switch on like that in addition in the moving source also can pass through Clutch mechanism discharges the binding of rotary part and driving mechanism, and rotary part becomes free shape Attitude can be drawn in by manually smoothly drawer being pulled out.

In addition, owing to the 1st support component is supported on the 2nd support component via elastomeric element, Be subjected to the elastomeric element application of force, so that it is near moving body, so only by the 2nd support component is solid Fix on the precalculated position of device framework (fixation side), just can will rotate with suitable state Parts are fastened on the drawer, and the adjusting that is used for engaging becomes and is easy to.

In addition, because the 1st support component traveling priority is supported on the 2nd support component freely On, and be subjected to the elastomeric element application of force, so that it is near drawer, so with above-mentioned same, only logical Cross the 2nd support component is fixed on the precalculated position of device framework (fixation side), just can With suitable state rotary part is fastened on the drawer, the adjusting that is used for engaging becomes very Easily.

In addition, because the 1st support component is supported on the 2nd support freely via the back shaft swing On the parts, and be subjected to the elastomeric element application of force, so that its free end is near drawer, so with above-mentioned Equally, only by the 2nd support component is fixed on the precalculated position of device framework, just can With suitable state rotary part is fastened on the drawer, the adjusting that is used for engaging becomes very Easily.

In addition, because rotary part is made of roller, contact with drawer, by this roller and this drawer Between frictional force drive this drawer, so can by with the elastic force of elastomeric element with roll-in The power on the drawer of being connected on is come the frictional force between dancer rools and the drawer, so can be by simple Structure and drawer is moved with suitable driving force. Particularly make under this roller and the drawer-bottom board In the situation of Surface Contact, if because of the weight that is accommodated in the article in the drawer make roller and drawer it Between change in friction force, be that if the weight of article is big then power drawer pushing roller is big, rub Wiping power also becomes greatly, and littler, the frictional force of the power of drawer pushing roller also diminishes if weight is littler, Draw in so can drawer be pulled out with suitable driving force. In addition, in drawer, accommodated heavily Measure in the situation of bigger article, the sometimes flexural deformation of the base plate of drawer, but this distortion brings Displacement also can absorb by the flexible of elastomeric element, roller is with suitable pressure and drawer The contact of base plate lower surface.

In addition, owing at least surperficial of roller is made of the synthetic resin material, so take out by cooperation The constituent material of drawer is selected this synthetic resin, can produce suitable friction between roller and drawer Power.

In addition, since the roller contact-making surface of drawer be provided with and roller between produce the cunning of frictional force The road, thus the material that this slideway is selected on the material ground on cooperation roller surface passed through, can be in roller and cunning Produce suitable frictional force between the road, and can prevent the wearing and tearing of the roller contact-making surface of drawer.

Claims

1, a kind of movable body driving device, it is characterized in that, possesses the driving mechanism that rotation is supported on the rotary part on the support component freely and makes this rotary part rotation, the elastic force of utilizing elastomeric element is fastened on to predetermined direction above-mentioned rotary part with predetermined power and moves on the moving body of configuration freely, drive this rotary part by rotation this moving body is moved.

2, movable body driving device as claimed in claim 1 is characterized in that,

Between above-mentioned rotary part and above-mentioned driving mechanism, be provided with the clutch mechanism that the driving force of this driving mechanism is passed to this rotary part or cut-out.

3, movable body driving device as claimed in claim 1 or 2 is characterized in that,

Above-mentioned support component constitutes by the 1st support component that supports above-mentioned rotary part with via the 2nd support component that above-mentioned elastomeric element supports the 1st support component, above-mentioned the 1st support component to the above-mentioned moving body application of force, is fixed on fixation side with above-mentioned the 2nd support component by above-mentioned elastomeric element.

4, movable body driving device as claimed in claim 3 is characterized in that,

Above-mentioned the 1st support component straight line moves and is supported on freely on above-mentioned the 2nd support component, and makes its approaching above-mentioned moving body ground by the above-mentioned elastomeric element application of force.

5, movable body driving device as claimed in claim 4 is characterized in that,

Above-mentioned the 1st support component is supported on above-mentioned the 2nd support component freely via the back shaft swing, and makes the approaching above-mentioned moving body ground of its free end by the above-mentioned elastomeric element application of force.

6, as each described movable body driving device in the claim 1 to 5, it is characterized in that above-mentioned rotary part is made of roller, contact, drive this moving body by the frictional force between this roller and this moving body with above-mentioned moving body.

7, a kind of automatic drawing device is characterized in that, possesses and to make this drawer to pull-out direction and draw in the drawer driving mechanism that direction moves with respect to the device framework drawer putting into and take out.

8, automatic drawing device as claimed in claim 7 is characterized in that,

The drawer driving mechanism possesses the driving mechanism that rotation is supported on the rotary part on the support component freely and makes this rotary part rotation, utilize the elastic force of elastomeric element above-mentioned rotary part to be fastened on the above-mentioned drawer with predetermined power, drive above-mentioned rotary part by rotation, make this drawer to pull-out direction and draw in direction and move.

9, automatic drawing device as claimed in claim 8 is characterized in that,

10, automatic drawing device as claimed in claim 8 or 9 is characterized in that,

Above-mentioned support component constitutes by the 1st support component that supports above-mentioned rotary part with via the 2nd support component that above-mentioned elastomeric element supports the 1st support component, above-mentioned the 1st support component to the above-mentioned drawer application of force, is fixed on device framework with above-mentioned the 2nd support component by above-mentioned elastomeric element.

11, automatic drawing device as claimed in claim 10 is characterized in that,

Above-mentioned the 1st support component straight line moves and is supported on freely on above-mentioned the 2nd support component, and makes its approaching above-mentioned drawer ground by the above-mentioned elastomeric element application of force.

12, automatic drawing device as claimed in claim 11 is characterized in that,

Above-mentioned the 1st support component is supported on above-mentioned the 2nd support component freely via the back shaft swing, and makes the approaching above-mentioned drawer ground of its free end by the above-mentioned elastomeric element application of force.

13, as each described automatic drawing device in the claim 7 to 12, it is characterized in that above-mentioned rotary part is made of roller, contact, drive this drawer by the frictional force between this roller and this drawer with above-mentioned drawer.

14, automatic drawing device as claimed in claim 13 is characterized in that,

At least the surface of above-mentioned roller is made of synthetic resin.

15, as claim 12 or 14 described automatic drawing devices, it is characterized in that,

Be provided with on the above-mentioned roller contact surface of above-mentioned drawer and above-mentioned roller between produce the slideway of frictional force.