CN101326336B

CN101326336B - Drive device for a sliding door and method for installation thereof

Info

Publication number: CN101326336B
Application number: CN2006800463539A
Authority: CN
Inventors: F·佐默
Original assignee: Sommer Antriebs und Funktechnik GmbH
Current assignee: Sommer Antriebs und Funktechnik GmbH
Priority date: 2005-12-09
Filing date: 2006-11-17
Publication date: 2012-07-18
Anticipated expiration: 2026-11-17
Also published as: ES2321658T3; CN101326336A; PL1957740T3; DE502006003220D1; ATE426080T1; EP1957740A1; WO2007065551A1; EP1957740B1; DE102005058939B4; DE102005058939A1

Abstract

The invention relates to a drive device for a sliding door (1), which drive device has a drive unit (3) mounted in a stationary manner and comprising a motor (8) and a pinion (7), and also a rack (6) fixed in a desired position on the sliding door (1). In order to actuate the sliding door (1), the pinion (7) is mounted in a working position in which the pinion (7) is in engagement with the rack (6). To install the rack (6) on the sliding door (1), the pinion (7) can be placed into an adjustment position located below the working position. In the adjustment position, a spacer sits at least on a subregion of the teeth of the pinion (7), with the outside of the spacer forming a sliding surface for the rack (6) and being at a distance from the centre of the pinion (7) that is matched to the difference in position of the pinion (7) in the working position and in the adjustment position.; In order to set the desired position of the rack (6), the latter rests on the sliding surface of the spacer.

Description

The drive unit and the assembly method thereof that are used for sliding door

Technical field

The present invention relates to a kind of drive unit and assembly method thereof that is used for sliding door.

Background technology

The drive unit that is used for sliding door generally comprises a driver element that is fixedly mounted on a base or the pedestal, and this driver element comprises a motor in the housing that is installed in this driver element, and this motor drives a gear.This driver element is not far apart from sliding door, and this sliding door vertically is set up along it movably.In order on a predetermined direction, to move this sliding door, on this sliding door, be provided with a tooth bar, this tooth bar along the longitudinal extension of sliding door and with said gears engaged.

This intersystem problem is the assembling of drive unit.Particularly the assembling of the tooth bar on the sliding door is associated with very big difficulty.At this, tooth bar must be fixed on the sliding door like this, makes this tooth bar be on the sliding door with the height and position of confirming, so that the engagement of the tooth of this rack and pinion.The typical mode of the length of tooth bar is to extend quite a few rice.On this length, tooth bar must accurately be assemblied on the predetermined height and position.In order to realize this point, according to known assembly method, tooth bar is placed on the gear of said driver element from the top.Thereby this gear assembling during motor by Tuo Lian and can rotate freely.In one first resting position of this tooth bar, tooth bar is fixed in the zone of this gear on one first fixed point by means of one first acceptance division.Then, move said sliding door, drive the tooth bar that on said gear, is directed thus.In one second resting position of tooth bar, this tooth bar is fixed on the sliding door by means of another acceptance division, and wherein, this resting position is selected like this, makes this acceptance division be arranged in the zone of gear.

The shortcoming of this method is that the guiding of tooth bar in gear do not provide any reference point for the assembling in the height and position of confirming of this tooth bar on sliding door.The foundation of this point is that the height and position of tooth bar depends on the current location of the tooth of gear.The fluctuation that causes thus of the height and position of tooth bar is typically in the scope of 1mm-2mm.Because this fluctuation, the height and position of tooth bar (being fixed on the sliding door at this height and position middle rack) is inaccuracy correspondingly.This will cause sliding door run duration opening or unsettled operation during closing movement at sliding door.

Another shortcoming of this method is that for the assembling reference point of predetermined tooth bar on sliding door, this tooth bar is placed on this gear, so that tooth bar seamlessly is positioned on the tooth of this gear.If tooth bar is assemblied on the sliding door in these reference points, this tooth bar correspondingly seamlessly is directed in gear at the sliding door run duration so.Yet because the power effect between the rack and pinion, above-mentioned situation will cause the wearing and tearing of the increase of these parts.

Summary of the invention

The objective of the invention is to, a kind of drive unit that is used for sliding door is provided, this drive unit can be assembled with as far as possible little expending accurately.

In order to solve this purpose, be provided with the characteristic of claim 1 and 14.Favourable form of implementation of the present invention provides in appurtenance with the expansion that meets purpose.

The drive unit that is used for sliding door of the present invention comprises that a driver element of installing with fixed form and one are fixed on the tooth bar on this sliding door at a given position, and said driver element comprises a motor and a gear.In order to operate sliding door, this gear is supported in the operating position, and this gear is meshed with this tooth bar in this operating position.For this tooth bar is assemblied on the sliding door, this gear can be placed in the adjusting position that is lower than this operating position.In this adjusting position; One at interval keeper be engaged at least one subregion of tooth of gear; Wherein, The outside of this interval keeper constitutes a slide plane that is used for tooth bar and has a spacing with respect to the center of gear, and this spacing adapts to gear and the alternate position spike between the gear in the adjusting position in the operating position.In order to adjust the given position of tooth bar, this tooth bar is bearing on the slide plane of said interval keeper.

By interval of the present invention keeper; A kind of plane of reference of confirming that is used to support tooth bar is provided, thus this plane of reference make tooth bar accurate and reproducible on sliding door be set to maybe and to make sliding door drive unit accurately be assembled into possibility.Be used to be in the there tooth bar is fixed on the height and position on the sliding door for the outside of the formation plane of reference that makes this interval keeper accurately provides, this gear is set to from an operating position the adjusting position to implement this assembling.At this, the size of this interval keeper adapts to this alternate position spike.

Realized the split hair orientation of tooth bar on sliding door and fixing thus.Particularly confirm through the suitable dimensions of interval keeper; The height and position of waiting to be fixed on the tooth bar on the sliding door is selected like this, makes to be directed in the tooth of predetermined gap at gear following the said tooth bar of sliding door run duration after assembly process.Guarantee the even running of sliding door thus, wherein, also avoided the wearing and tearing of driving device component.

At this, importantly, only the size through the interval keeper confirm with operating position and adjusting position in the alternate position spike of gear just can provide given position (should be assembled on the sliding door) in advance at this given position middle rack with confirming.

At this, this driver element preferably includes a swing mechanism, by means of this swing mechanism gear is selectively swung between operating position and adjusting position.This swing mechanism can be operated and guaranteed in addition the accurate adjusting of gear in operating position or adjusting position simply.

Carry out the assembling of drive unit with following measure by interval of the present invention keeper:

Driver element with gear that a motor and drives by this motor is installed in a fixed manner,

This gear is placed an adjusting position, and this adjusting position is positioned at predetermined alternate position spike below the operating position of this gear,

With one at interval keeper be applied at least one subregion of tooth of this gear, wherein, the outside of this interval keeper has a spacing that adapts to said alternate position spike with respect to the center of this gear,

Adjust tooth bar some given positions on sliding door through tooth bar being placed on the outside said gear, that constitute a slide plane that is used for tooth bar,

This tooth bar is fixed in given position on the sliding door,

Said interval keeper is taken off from gear,

Gear is placed the operating position, this wheel and rack engagement in this operating position.

Confirming and will guarantee according to size of the present invention through this interval keeper: this gear need not other adjusting or adaptation procedure just can be moved at tooth bar with definite gap after gear is placed its operating position.

In a particularly advantageous form of implementation of the present invention, this interval keeper is constructed to mounting ring.Look mounting ring and be single type or multi-piece type and decide, this mounting ring can by sleeve to or on translate on the gear.

A significant advantage is: the mounting ring that is engaged on the gear has rotational symmetric outside, a center with respect to gear.Therefore, the position of rotation of this outside and gear irrespectively constitute one be used for tooth bar, be positioned at the bearing surface on the constant altitude.

In order to assemble tooth bar, the outside of this mounting ring is with the slide plane that acts on this tooth bar.During assembling process, sliding door is moved, so that tooth bar is bearing on the mounting ring with different sections.In these positions, tooth bar is fixed on the sliding door by means of fixed mechanism partly, and said fixed mechanism is directed in the acceptance division on the tooth bar.Advantageously, tooth bar moves on mounting ring so slidably, makes each acceptance division be arranged in the zone of mounting ring, because tooth bar accurately is in its given position there.The assembling process of design also can be implemented by the layman personnel fast and simply like this.

Description of drawings

Set forth the present invention in detail by means of accompanying drawing below.Wherein:

Fig. 1 is the sketch map of a sliding door, and this sliding door can be operated by means of a drive unit,

Fig. 2 is the partial view of drive unit among Fig. 1, has one and is engaged on a tooth bar in the gear, and this gear is in the operating position,

Fig. 3 is the partial view of drive unit among Fig. 1, has the gear that a motor that is supported swingably is used for driving Fig. 2,

Fig. 4 is the view of gear in an adjusting position among Fig. 2, has the mounting ring in the placement and is placed on the tooth bar on this mounting ring,

Fig. 5 is the view of Fig. 4 middle gear in adjusting position, and wherein mounting ring is taken away.

The specific embodiment

Fig. 1 schematically shows a sliding door 1, by means of the door opening of this sliding door on can wall 2 of locking.Sliding door 1 moves to open or close this door opening along its longitudinal direction.For this sliding door 1 that leads, the guiding device that does not illustrate separately can be set.

In order to implement the sliding motion of this sliding door 1, this sliding door has been disposed a drive unit.This drive unit comprises a driver element 3, thus this driver element be fixed on one bottom side by the base 4 of anchoring on and constitute a fixing unit.Fig. 1 illustrates housing 5, and driver element 3 is integrated in this housing.In addition, this drive unit also comprises a tooth bar 6, thereby this tooth bar is fixed on the sliding door 1 and can moves with this sliding door.

Fig. 2 and 3 illustrates the part of driver element 3 among Fig. 1.At this, Fig. 2 illustrates the front side towards sliding door 1 of driver element 3, is placing a gear 7 above that.Fig. 3 is illustrated in the vertical view of driver element 3 dorsal parts under the situation of opening housing 5.As appreciable by Fig. 3, in the interior space of this driver element 3, have a motor 8, this motor is made up of motor under present case, and this motor is connected on the gear 7 through a unshowned transmission device.By means of this motor 8 gear 7 is rotated.

As can further find out ground by Fig. 3, have some elongated holes 9 in the bottom of housing 5.These elongated holes 9 are passed by some screws 10, and in the unshowned screwed hole of these screw fit in base 4, driver element 3 is fixed on this base 4 thus.These elongated holes 9 as screw 10 receiving systems make driver element 3 become possibility towards the orientation of sliding door 1 direction.Through this orientation possibility, gear 7 can be perpendicular to the position on the plane of sliding door 1 by such adjusting, make this gear 7 be in operation with sliding door 1 on tooth bar 6 match.

Fig. 2 illustrates gear 7 and is in its given position on sliding door 1 with tooth bar 6, wherein not shown sliding door 1 in this diagrammatic sketch.

In this given position, tooth bar 6 is fixed on the sliding door 1 according to Fig. 1 by means of some hold-down screws 11.For tooth bar 6 is fixed on the sliding door 1, on tooth bar 6, be provided with some from the outstanding acceptance division 12a of this tooth bar dorsal part, in said acceptance division, be respectively equipped with an elongated hole 12b.Through these elongated holes 9,12b, the height and position of tooth bar 6 on sliding door 1 is variable.Tooth bar 6 in the given position shown in Fig. 2, this tooth bar is fixed on the sliding door 1 in this wise, make its longitudinal axis accurately along continuous straight runs extend.In the case, the height and position of the tooth bar 6 on the sliding door 1 is regulated with respect to the height and position of gear 7 like this, makes tooth bar 6 be directed in gear 7 with little gap, and this gap is typically in the scope of 1-2mm.This gap through between gear 7 and the tooth bar 6 will guarantee: tooth bar 6 does not have pressure ground towards gear 7 guiding, otherwise will cause the wearing and tearing of not expecting of these parts.

At sliding door 1 run duration, tooth bar 6 is in this given position and gear 7 is in therewith in the corresponding working position.Tooth bar 6 in this given position be assemblied in an assembling process during carry out.During the assembling process in order to realize the accurate pointing of tooth bar 6 in given position, in first step, the gear in the driver element 37 is swung to an adjusting position from the operating position by means of a swing mechanism.This swing mechanism has a lever 13 (Fig. 3), and the operation through this lever can make gear 7 swing in adjusting position or the operating position.Motor 8 passes through this swing mechanism along with gear 7 swings.

Figure 4 and 5 illustrate the gear 7 that is in the adjusting position.In this adjusting position, gear 7 is arranged in the driver element 3 with the alternate position spike of confirming with respect to its operating position with misplacing downwards.

In second step, the interval keeper of mounting ring 14 forms is enclosed within on the gear 7.In the present embodiment, this mounting ring 14 is made up of injection-moulding plastic spare.Though this mounting ring 14 single type ground in the present embodiment constitutes, this mounting ring 14 also can constitute on multi-piece type ground in principle.

This mounting ring 14 has constant wall thickness, and wherein, this wall thickness adapts to gear 7 and the alternate position spike between the adjusting position middle gear 7 in the operating position.

The internal diameter of this rotational symmetric mounting ring 14 adapts to the external diameter of gear 7, so that this mounting ring 14 seamlessly is engaged on the gear 7.In the present embodiment, as appreciable by Fig. 5, this mounting ring 14 is enclosed within on this gear from the front end face towards sliding door 1 of gear 7.For the interior face that makes mounting ring 14 be engaged on the tooth of gear 7; On the front end face of this mounting ring 14, be provided with an annular protrusion 14a; Surpass the inner face of this mounting ring 14 and constitute a backstop thereby this convexity is outstanding, this backstop is pressed on the front end face of gear 7.Through this backstop, mounting ring 14 is fixed on the gear 7.

In order to make mounting ring 14 easily slide on the gear 7, can make those screws that are used for fixing driver element 3 10 loosening slightly.Because these screws 10 pass the elongated hole 9 as receiving element in the housing 5,, make gear 7 to be put mounting ring 14 with cover by approaching better so the housing 5 of driver element 3 can slightly be moved away from sliding door 1 ground.

Mounting ring 14 constitutes one and is used for making tooth bar 6 to be fixed on the assembling servicing unit on the sliding door 1 at the given position of expectation.Because the wall thickness of mounting ring 14 adapts to gear 7 and the alternate position spike between the gear 7 in the adjusting position in the operating position, so tooth bar 6 only need be placed on the mounting ring 14 for the assembling in given position.As shown in Figure 4, in this placement location, tooth bar 6 is in the height and position corresponding to given position, because this tooth bar 6 compensates these alternate position spikes with respect to adjusting position with dislocation downwards of an alternate position spike and mounting ring 14 in given position.The important characteristic of accurate pointing for tooth bar 6 of mounting ring 14 is: it has a smooth outside as the slide plane or the bearing surface that are used for tooth bar 6.Therefore, this mounting ring 14 and position of rotation mounting ring 14 or gear 7 irrespectively form a bearing surface that is used for tooth bar 6 at an upper portion thereof the peak, and this bearing surface has a spacing constant, that confirm with respect to the center of gear 7.

As shown in Figure 4, for tooth bar 6 is assembled on the sliding door 1, section of these tooth bar 6 usefulness is placed on the mounting ring 14.In this position, this tooth bar 6 is fixed or fixes with a screw clamp during this period.Then, import to some hold-down screws 11 in the elongated hole 9 of acceptance division of contiguous gear 7 of tooth bar 6 and tooth bar 6 is fixed on the sliding door 1 in this zone.Next make sliding door 1 continue motion and make gear 7 on the outside of mounting ring 14, continue motion slidably thus, another section of confirming rests on the mounting ring 14 up to tooth bar 6 usefulness.In this position of tooth bar 6, through these hold-down screws 11 being imported among the acceptance division 12a in tooth bar 6 (this tooth bar is by touching on the mounting ring 14) zone, tooth bar 6 also is fixed on the sliding door 1 partly.This process is repeated always, till these are used for tooth bar is fixed on hold-down screw on the sliding door 1 and are directed to all acceptance division 12a of tooth bar 6.

When guiding on the outside of mounting ring 14 during tooth bar 6, said gear 7 can be by locking---promptly be connected on the said motor 8 so that gear 7 since the motor 8 of shutting down do not rotate.Alternatively, this gear 7 can release---promptly take off couplet with motor 8, consequently this gear can rotate freely when guiding tooth bar 6 on mounting ring 14.At this, because the rotational symmetric structure of mounting ring 14, tooth bar 6 remains in the said height and position corresponding to given position.

Particularly can consider the following structure of keeper at interval for first kind of situation, this structure is different with the shape of mounting ring 14.Generally keeper is made its outside form a slide plane that is used for tooth bar 6 by such structure at interval, and this slide plane is on the definite height with respect to the center of gear 7.

After being assembled to tooth bar 6 on the sliding door 1, mounting ring 14 is taken off from gear 7.Then, again gear 7 is swung in its operating position.The adjusting of before having carried out through tooth bar 6 will guarantee: the work subsequently is in service, and the gear 7 in the operating position accurately matches with this tooth bar on the whole length of tooth bar 6.Particularly advantageously be, the wall thickness of mounting ring 14 is by structure like this, make tooth bar 6 on its whole length with a predetermined matched in clearance in gear 7.

REFERENCE NUMBER LIST

1 sliding door

2 walls

3 driver elements

4 bases

5 housings

6 tooth bars

7 gears

8 motors

9 elongated holes

10 screws

11 hold-down screws

The 12a acceptance division

The 12b elongated hole

13 levers

14 mounting rings

14a is protruding

Claims

1. drive unit that is used for sliding door; It comprises a driver element and the tooth bar that in a given position, is fixed on this sliding door installed with fixed form, and said driver element comprises a motor and a gear, wherein; In order to operate this sliding door; This gear is supported in the operating position, and in this operating position, this gear is meshed with this tooth bar; It is characterized in that: for this tooth bar (6) is assemblied on the sliding door (1), this gear (7) is placed in the adjusting position that is lower than this operating position; In this adjusting position; One at interval keeper be engaged at least on the subregion of tooth of gear (7); Wherein, The outside of this interval keeper constitutes a slide plane that is used for tooth bar (6) and has a spacing with respect to the center of gear (7), and this spacing adapts to gear (7) and the alternate position spike between the gear (7) in the adjusting position in the operating position; In order to adjust the given position of tooth bar (6), this tooth bar is bearing on the slide plane of said interval keeper.

2. drive unit as claimed in claim 1 is characterized in that: this interval keeper is made up of a mounting ring (14) or a ring section.

3. drive unit as claimed in claim 2 is characterized in that: the wall thickness of this mounting ring (14) is constant on its circumference.

4. like claim 2 or 3 described drive units, it is characterized in that: the internal diameter of this mounting ring (14) adapts to the external diameter of said gear (7), so that this mounting ring (14) seamlessly is enclosed within on the gear (7).

5. like above-mentioned claim 2 or 3 described drive units, it is characterized in that: this mounting ring (14) constitutes integratedly.

6. like above-mentioned claim 2 or 3 described drive units, it is characterized in that: this mounting ring (14) has at least two sections that hingedly connect.

7. like above-mentioned claim 2 or 3 described drive units; It is characterized in that: on an end face of this mounting ring (14), be provided with a convexity (14a), this convexity is given prominence to the inner face that surpasses this mounting ring (14) and is constituted one and is used for by touching the backstop on an end face of said gear (7).

8. like the described drive unit of above-mentioned claim 3; It is characterized in that: the wall thickness of this mounting ring (14) adapts to the alternate position spike between the gear (7) in adjusting position middle gear (7) and the operating position in this wise, makes that this gear arrives in the said tooth bar (6) with predetermined clearance meshing in the operating position of this gear (7).

9. like above-mentioned claim 2 or 3 described drive units, it is characterized in that: said driver element (3) is arranged in the housing (5), and this housing is fixed in the substrate.

10. drive unit as claimed in claim 9; It is characterized in that: in order to be fixed in the said substrate; This housing (5) has some elongated holes (9), so that this housing (5) can be fixed in the primary importance, in gear described in this primary importance (7) and said tooth bar (6) engagement; And this housing (5) can be fixed in the second place with respect to said substrate; Break away from from said tooth bar (6) at gear described in this second place (7), wherein, be placed on this gear (7) at mounting ring described in this second place (14).

11. drive unit as claimed in claim 9 is characterized in that: in the housing (5) of said driver element (3), a swing mechanism is set, said gear (7) is placed adjusting position or operating position by means of this swing mechanism.

12., it is characterized in that: be provided with the acceptance division (12a) that some are used for this tooth bar is fixed on the fixed mechanism on the said sliding door (1) on this tooth bar (6) like each described drive unit among the above-mentioned claim 1-3.

13. drive unit as claimed in claim 12 is characterized in that: these acceptance divisions (12a) have an elongated hole (12b) respectively, and the longitudinal axis of said elongated hole is perpendicular to the vertical axis extension of tooth bar (6).

14. one kind is used to assemble a kind of method that is used for the drive unit of sliding door (1), comprises the following steps:

Driver element (3) with gear (7) that a motor (8) and drives by this motor is installed in a fixed manner,

This gear (7) is placed an adjusting position, and this adjusting position is positioned at predetermined alternate position spike below the operating position of this gear (7),

With one at interval keeper be applied at least one subregion of tooth of this gear (7), wherein, the outside of this interval keeper has a spacing that adapts to said alternate position spike with respect to the center of this gear (7),

Adjust tooth bar (6) some given positions on sliding door (1) through tooth bar (6) being placed on the outside said gear (7), that constitute a slide plane that is used for tooth bar (6),

This tooth bar (6) is fixed in given position on the sliding door (1),

Said interval keeper is taken off from gear (7),

Gear (7) is placed the operating position, this gear (7) and tooth bar (6) engagement in this operating position.

15. method as claimed in claim 14 is characterized in that: in order to assemble tooth bar (6), said sliding door (1) sails in the different positions, and the different section contact of this tooth bar (6) is on the keeper of said interval in these positions.

16. method as claimed in claim 15 is characterized in that: during the sailing into of said sliding door (1), tooth bar (6) slides on the outside of said interval keeper.

17. method as claimed in claim 16 is characterized in that: this interval keeper is transfixion during tooth bar (6) slides.

18. as each described method among the above-mentioned claim 15-17; It is characterized in that: contact under the situation on the keeper of interval at said tooth bar (6); In a predetermined position of said sliding door (1), one is used for this tooth bar (6) is fixed at least one acceptance division (12a) that fixed mechanism on the sliding door (1) is directed to this tooth bar (6).